/* roulang page: index */
:root{
  --green-deep:#0A2F1D;
  --green-felt:#14472F;
  --green-dark:#071F13;
  --gold:#D4AF37;
  --amber:#FFBF00;
  --gold-soft:#E5C158;
  --cream:#F5F5F7;
  --text-dim:#B8C4BC;
  --card-bg:#0E3823;
  --card-border:rgba(212,175,55,.28);
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(0,0,0,.4);
  --shadow-gold:0 0 18px rgba(212,175,55,.35);
  --transition:all .25s ease;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Segoe UI","Helvetica Neue",Arial,sans-serif;
  background:var(--green-deep);
  background-image:radial-gradient(rgba(212,175,55,.05) 1px,transparent 1px);
  background-size:28px 28px;
  color:var(--cream);
  line-height:1.65;
  font-size:16px;
}
a{color:var(--gold-soft);text-decoration:none;transition:var(--transition)}
a:hover{color:var(--amber)}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:none}
ul{list-style:none}
.container{max-width:1180px;margin:0 auto;padding:0 20px}

/* ===== HEADER ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(7,31,19,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--card-border);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.15rem;color:var(--gold);white-space:nowrap}
.logo .logo-chip{
  width:38px;height:38px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,#f7e08a,#D4AF37 55%,#8a6d1c);
  display:flex;align-items:center;justify-content:center;
  color:var(--green-deep);font-size:1rem;font-weight:900;
  box-shadow:0 0 10px rgba(212,175,55,.5);
  border:2px dashed rgba(10,47,29,.5);
  flex-shrink:0;
}
.main-nav{display:flex;gap:6px;align-items:center}
.main-nav a{
  color:var(--cream);font-weight:600;font-size:.95rem;
  padding:9px 16px;border-radius:999px;
}
.main-nav a:hover{background:rgba(212,175,55,.12);color:var(--amber)}
.main-nav a.active{background:var(--gold);color:var(--green-deep)}
.nav-auth{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  background:transparent;color:var(--gold-soft);font-weight:700;font-size:.92rem;
  padding:9px 14px;border-radius:999px;transition:var(--transition);
}
.btn-login:hover{color:var(--amber);text-shadow:0 0 8px rgba(255,191,0,.5)}
.btn-signup{
  background:linear-gradient(135deg,var(--gold),var(--amber));
  color:var(--green-deep);font-weight:800;font-size:.92rem;
  padding:10px 20px;border-radius:999px;
  box-shadow:0 4px 14px rgba(212,175,55,.4);
  transition:var(--transition);display:inline-block;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(255,191,0,.55);color:var(--green-deep)}
.btn-signup:active{transform:translateY(0)}
.nav-toggle{display:none;background:transparent;color:var(--gold);font-size:1.5rem;padding:6px 10px}

/* ===== HERO ===== */
.hero{
  padding:150px 0 70px;
  background:linear-gradient(rgba(7,31,19,.82),rgba(10,47,29,.94)),url('/assets/images/backpic/back-1.jpg') center/cover no-repeat;
  border-bottom:1px solid var(--card-border);
}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(212,175,55,.14);border:1px solid var(--card-border);
  color:var(--gold-soft);font-size:.82rem;font-weight:700;
  padding:7px 16px;border-radius:999px;margin-bottom:18px;letter-spacing:.5px;
}
.hero h1{
  font-size:2.35rem;line-height:1.28;font-weight:900;margin-bottom:18px;
  color:var(--cream);
}
.hero h1 .gold-text{color:var(--gold);text-shadow:0 0 20px rgba(212,175,55,.35)}
.hero-desc{color:var(--text-dim);font-size:1.05rem;margin-bottom:26px;max-width:560px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:30px}
.btn-primary{
  background:linear-gradient(135deg,var(--gold),var(--amber));
  color:var(--green-deep);font-weight:800;font-size:1rem;
  padding:14px 30px;border-radius:999px;display:inline-flex;align-items:center;gap:8px;
  box-shadow:0 6px 20px rgba(212,175,55,.4);transition:var(--transition);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(255,191,0,.55);color:var(--green-deep)}
.btn-outline{
  background:transparent;color:var(--gold-soft);font-weight:700;font-size:1rem;
  padding:13px 28px;border-radius:999px;border:2px solid var(--card-border);
  display:inline-flex;align-items:center;gap:8px;transition:var(--transition);
}
.btn-outline:hover{border-color:var(--gold);color:var(--amber);box-shadow:var(--shadow-gold)}
.hero-stats{display:flex;gap:28px;flex-wrap:wrap}
.stat-item .stat-num{font-size:1.6rem;font-weight:900;color:var(--gold)}
.stat-item .stat-label{font-size:.85rem;color:var(--text-dim)}
.hero-panel{
  background:rgba(14,56,35,.85);border:1px solid var(--card-border);
  border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);
}
.hero-panel h3{color:var(--gold);font-size:1.05rem;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;padding:11px 0;
  border-bottom:1px dashed rgba(212,175,55,.18);font-size:.94rem;color:var(--cream);
}
.check-list li:last-child{border-bottom:none}
.check-list .tick{
  width:24px;height:24px;border-radius:50%;flex-shrink:0;
  background:rgba(212,175,55,.18);color:var(--gold);
  display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:900;
}

/* ===== SECTIONS BASE ===== */
section{padding:64px 0}
.sec-head{margin-bottom:36px;max-width:720px}
.sec-head .sec-tag{
  display:inline-block;background:rgba(212,175,55,.14);color:var(--gold);
  font-size:.78rem;font-weight:800;letter-spacing:1px;text-transform:uppercase;
  padding:5px 14px;border-radius:999px;margin-bottom:12px;border:1px solid var(--card-border);
}
.sec-head h2{font-size:1.75rem;font-weight:800;color:var(--cream);margin-bottom:10px;line-height:1.35}
.sec-head p{color:var(--text-dim);font-size:.98rem}

/* ===== COUNTDOWN ===== */
.countdown-sec{padding:0}
.countdown-bar{
  background:linear-gradient(90deg,#0E3823,#14472F 50%,#0E3823);
  border:1px solid var(--card-border);border-radius:var(--radius);
  margin-top:-38px;position:relative;z-index:5;
  padding:22px 28px;display:flex;align-items:center;justify-content:space-between;
  gap:20px;flex-wrap:wrap;box-shadow:var(--shadow);
}
.countdown-info h3{color:var(--amber);font-size:1.08rem;margin-bottom:4px}
.countdown-info p{color:var(--text-dim);font-size:.88rem}
.countdown-timer{display:flex;gap:12px}
.timer-box{
  background:var(--green-deep);border:1px solid var(--card-border);
  border-radius:var(--radius-sm);padding:10px 14px;text-align:center;min-width:66px;
}
.timer-box .t-num{font-size:1.45rem;font-weight:900;color:var(--gold);font-variant-numeric:tabular-nums}
.timer-box .t-label{font-size:.7rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:1px}

/* ===== HIGHLIGHT WALL / GAMES ===== */
.game-track{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
}
.game-card{
  background:var(--card-bg);border:1px solid var(--card-border);
  border-radius:var(--radius);overflow:hidden;transition:var(--transition);
  position:relative;
}
.game-card:hover{transform:translateY(-6px);box-shadow:0 0 8px rgba(212,175,55,.5),0 14px 30px rgba(0,0,0,.5);border-color:var(--gold)}
.game-card .g-thumb{height:150px;overflow:hidden;position:relative}
.game-card .g-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.game-card:hover .g-thumb img{transform:scale(1.08)}
.game-card .g-hot{
  position:absolute;top:10px;left:10px;
  background:linear-gradient(135deg,var(--gold),var(--amber));color:var(--green-deep);
  font-size:.7rem;font-weight:900;padding:4px 10px;border-radius:999px;letter-spacing:.5px;
}
.game-card .g-body{padding:16px}
.game-card h3{font-size:1rem;color:var(--cream);margin-bottom:6px}
.game-card .g-meta{display:flex;justify-content:space-between;align-items:center;font-size:.82rem;color:var(--text-dim)}
.game-card .g-size{background:rgba(212,175,55,.12);color:var(--gold-soft);padding:3px 10px;border-radius:999px;font-weight:700}

/* ===== COMPARE TABLE ===== */
.compare-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--card-border);background:var(--card-bg)}
.compare-table{width:100%;border-collapse:collapse;min-width:760px}
.compare-table th,.compare-table td{padding:16px 18px;text-align:left;border-bottom:1px solid rgba(212,175,55,.14);font-size:.93rem}
.compare-table thead th{
  background:rgba(212,175,55,.1);color:var(--gold);font-weight:800;
  text-transform:uppercase;font-size:.78rem;letter-spacing:1px;
}
.compare-table tbody tr{transition:var(--transition)}
.compare-table tbody tr:hover{background:rgba(212,175,55,.06)}
.compare-table td{color:var(--cream)}
.rank-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:50%;font-weight:900;font-size:.9rem;
  background:radial-gradient(circle at 35% 30%,#f7e08a,#D4AF37 60%,#8a6d1c);color:var(--green-deep);
}
.tag-ok{color:#7BE0A8;font-weight:700;font-size:.85rem}
.tag-star{color:var(--amber);font-weight:800}

/* ===== TOPIC TAGS ===== */
.topic-cloud{display:flex;flex-wrap:wrap;gap:12px}
.topic-pill{
  background:var(--card-bg);border:1px solid var(--card-border);color:var(--cream);
  padding:10px 20px;border-radius:999px;font-size:.9rem;font-weight:600;transition:var(--transition);
}
.topic-pill:hover{border-color:var(--gold);color:var(--amber);box-shadow:var(--shadow-gold);transform:translateY(-2px)}

/* ===== STEPS ===== */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step-card{
  background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);
  padding:26px 22px;position:relative;transition:var(--transition);
}
.step-card:hover{transform:translateY(-4px);border-color:var(--gold);box-shadow:var(--shadow-gold)}
.step-num{
  width:44px;height:44px;border-radius:50%;margin-bottom:16px;
  background:radial-gradient(circle at 35% 30%,#f7e08a,#D4AF37 60%,#8a6d1c);
  color:var(--green-deep);font-weight:900;font-size:1.15rem;
  display:flex;align-items:center;justify-content:center;
}
.step-card h3{font-size:1.02rem;color:var(--cream);margin-bottom:8px}
.step-card p{font-size:.88rem;color:var(--text-dim)}

/* ===== GUIDE ARTICLE ===== */
.guide-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:start}
.guide-body h2{font-size:1.35rem;color:var(--gold);margin:26px 0 12px;line-height:1.4}
.guide-body h2:first-child{margin-top:0}
.guide-body p{color:var(--text-dim);font-size:.95rem;margin-bottom:12px}
.guide-body ol{padding-left:20px;color:var(--cream);font-size:.93rem}
.guide-body ol li{margin-bottom:8px}
.guide-img{border-radius:var(--radius);overflow:hidden;border:1px solid var(--card-border);box-shadow:var(--shadow);position:sticky;top:90px}
.guide-img img{width:100%}
.guide-img .img-cap{padding:14px 18px;font-size:.85rem;color:var(--text-dim);background:var(--card-bg)}

/* ===== REWARDS ===== */
.reward-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.reward-card{
  background:linear-gradient(160deg,#0E3823,#0A2F1D);
  border:1px solid var(--card-border);border-radius:var(--radius);
  padding:28px 24px;text-align:center;transition:var(--transition);position:relative;overflow:hidden;
}
.reward-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,transparent,var(--gold),transparent);
}
.reward-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-gold);border-color:var(--gold)}
.reward-ico{font-size:2.2rem;margin-bottom:14px}
.reward-card h3{color:var(--gold-soft);font-size:1.05rem;margin-bottom:8px}
.reward-card p{color:var(--text-dim);font-size:.88rem;margin-bottom:16px}
.reward-bar{height:8px;background:rgba(212,175,55,.15);border-radius:999px;overflow:hidden;margin-bottom:8px}
.reward-bar span{display:block;height:100%;background:linear-gradient(90deg,var(--gold),var(--amber));border-radius:999px}
.reward-note{font-size:.78rem;color:var(--gold-soft);font-weight:700}

/* ===== NEWS ===== */
.news-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:34px;align-items:start}
.news-list li{border-bottom:1px dashed rgba(212,175,55,.18)}
.news-list li:last-child{border-bottom:none}
.news-list a{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:15px 6px;color:var(--cream);font-size:.95rem;font-weight:600;
  border-radius:var(--radius-sm);transition:var(--transition);
}
.news-list a:hover{background:rgba(212,175,55,.07);color:var(--amber);padding-left:14px}
.news-list .n-date{font-size:.8rem;color:var(--text-dim);white-space:nowrap;font-weight:400}
.news-empty{padding:26px;color:var(--text-dim);font-style:italic;text-align:center;background:var(--card-bg);border-radius:var(--radius);border:1px dashed var(--card-border)}
.news-side{
  background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);
}
.news-side img{width:100%;height:180px;object-fit:cover}
.news-side .side-body{padding:22px}
.news-side h3{color:var(--gold);font-size:1.05rem;margin-bottom:10px}
.news-side p{color:var(--text-dim);font-size:.88rem;margin-bottom:16px}

/* ===== CTA ===== */
.cta-sec{
  background:linear-gradient(rgba(7,31,19,.85),rgba(7,31,19,.9)),url('/assets/images/backpic/back-2.jpg') center/cover no-repeat;
  text-align:center;border-top:1px solid var(--card-border);border-bottom:1px solid var(--card-border);
}
.cta-sec h2{font-size:1.9rem;font-weight:900;color:var(--cream);margin-bottom:14px}
.cta-sec h2 span{color:var(--gold)}
.cta-sec p{color:var(--text-dim);max-width:600px;margin:0 auto 28px;font-size:1rem}
.cta-form{display:flex;gap:12px;max-width:520px;margin:0 auto;flex-wrap:wrap;justify-content:center}
.cta-form input{
  flex:1;min-width:240px;padding:14px 20px;border-radius:999px;
  border:1px solid var(--card-border);background:rgba(10,47,29,.85);
  color:var(--cream);font-size:.95rem;outline:none;transition:var(--transition);
}
.cta-form input:focus{border-color:var(--gold);box-shadow:var(--shadow-gold)}
.cta-form input::placeholder{color:var(--text-dim)}

/* ===== FAQ ===== */
.faq-list{max-width:820px}
.faq-item{
  background:var(--card-bg);border:1px solid var(--card-border);
  border-radius:var(--radius);margin-bottom:14px;overflow:hidden;transition:var(--transition);
}
.faq-item[open]{border-color:var(--gold);box-shadow:var(--shadow-gold)}
.faq-item summary{
  padding:18px 22px;font-weight:700;font-size:.98rem;color:var(--cream);
  cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--gold);font-size:1.3rem;font-weight:900;transition:var(--transition)}
.faq-item[open] summary::after{content:"−"}
.faq-item .faq-a{padding:0 22px 20px;color:var(--text-dim);font-size:.92rem}

/* ===== FOOTER ===== */
.site-footer{background:var(--green-dark);border-top:1px solid var(--card-border);padding:54px 0 0}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px}
.footer-brand .logo{margin-bottom:14px}
.footer-brand p{color:var(--text-dim);font-size:.88rem;max-width:300px}
.footer-col h4{color:var(--gold);font-size:.92rem;text-transform:uppercase;letter-spacing:1px;margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col a{color:var(--text-dim);font-size:.9rem}
.footer-col a:hover{color:var(--amber)}
.trust-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:14px}
.trust-badge{
  display:inline-flex;align-items:center;gap:7px;
  background:rgba(212,175,55,.1);border:1px solid var(--card-border);
  color:var(--gold-soft);font-size:.78rem;font-weight:700;
  padding:7px 14px;border-radius:999px;
}
.footer-bottom{
  border-top:1px solid rgba(212,175,55,.15);padding:20px 0;
  text-align:center;color:var(--text-dim);font-size:.82rem;
}

/* ===== FAB ===== */
.fab{
  position:fixed;left:22px;bottom:96px;z-index:1100;
  width:66px;height:66px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,#3a3a3a,#141414 65%);
  border:4px solid var(--gold);
  box-shadow:0 0 22px rgba(212,175,55,.45),0 8px 20px rgba(0,0,0,.55);
  display:flex;align-items:center;justify-content:center;
  font-size:1.6rem;transition:var(--transition);
  animation:fabFloat 3.4s ease-in-out infinite;
  text-align:center;line-height:1;
}
.fab:hover{transform:scale(1.1);box-shadow:0 0 34px rgba(255,191,0,.7),0 10px 26px rgba(0,0,0,.6)}
.fab:active{transform:scale(.94)}
.fab .fab-dot{
  position:absolute;top:-3px;right:-3px;width:15px;height:15px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,#ff7a7a,#c40e0e);
  border:2px solid var(--green-dark);animation:fabBlink 1.6s ease-in-out infinite;
}
@keyframes fabFloat{0%,100%{translate:0 0}50%{translate:0 -8px}}
@keyframes fabBlink{0%,100%{opacity:1}50%{opacity:.3}}

/* ===== RESPONSIVE ===== */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .game-track{grid-template-columns:repeat(3,1fr)}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .reward-grid{grid-template-columns:repeat(2,1fr)}
  .guide-grid{grid-template-columns:1fr}
  .guide-img{position:static}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .nav-toggle{display:block}
  .main-nav{
    display:none;position:absolute;top:68px;left:0;right:0;
    flex-direction:column;background:rgba(7,31,19,.98);
    border-bottom:1px solid var(--card-border);padding:14px 20px;gap:4px;align-items:stretch;
  }
  .main-nav.open{display:flex}
  .main-nav a{display:block;text-align:center}
  .hero{padding:130px 0 56px}
  .hero h1{font-size:1.7rem}
  .game-track{grid-template-columns:repeat(2,1fr)}
  .countdown-bar{flex-direction:column;text-align:center}
  section{padding:48px 0}
}
@media (max-width:520px){
  .btn-login{padding:8px 8px;font-size:.84rem}
  .btn-signup{padding:9px 14px;font-size:.84rem}
  .logo{font-size:.95rem}
  .logo .logo-txt{max-width:130px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .game-track{grid-template-columns:1fr}
  .steps-grid{grid-template-columns:1fr}
  .reward-grid{grid-template-columns:1fr}
  .hero h1{font-size:1.45rem}
  .hero-stats{gap:18px}
  .cta-sec h2{font-size:1.4rem}
  .fab{width:56px;height:56px;font-size:1.3rem;left:14px;bottom:80px}
  .footer-grid{grid-template-columns:1fr}
}

/* roulang page: article */
:root {
  --deep-emerald: #0A2F1D;
  --casino-felt: #14472F;
  --luxury-gold: #D4AF37;
  --warm-amber: #FFBF00;
  --cream-white: #F5F5F7;
  --soft-gold: #E5C158;
  --dark-bg: #0D1117;
  --card-bg: #1a1f2e;
  --border-color: rgba(212, 175, 55, 0.15);
  --text-dim: rgba(245, 245, 247, 0.7);
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-gold: 0 0 20px rgba(212, 175, 55, 0.3);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--dark-bg);
  color: var(--cream-white);
  line-height: 1.7;
  font-size: 16px;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header & Navigation */
.site-header {
  background: rgba(10, 47, 29, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  gap: 32px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--cream-white);
  white-space: nowrap;
  flex-shrink: 0;
}

.logo-chip {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--luxury-gold), var(--warm-amber));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  font-weight: 900;
  color: var(--deep-emerald);
  box-shadow: 0 0 16px rgba(212, 175, 55, 0.5);
  flex-shrink: 0;
}

.logo-txt {
  background: linear-gradient(135deg, var(--luxury-gold), var(--soft-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.main-nav {
  display: flex;
  gap: 28px;
  flex: 1;
  justify-content: center;
}

.main-nav a {
  color: var(--cream-white);
  font-weight: 500;
  font-size: 15px;
  padding: 8px 0;
  position: relative;
  white-space: nowrap;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--luxury-gold), var(--warm-amber));
  transition: width 0.3s ease;
}

.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}

.main-nav a.active {
  color: var(--luxury-gold);
}

.nav-auth {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.btn-login {
  color: var(--soft-gold);
  font-weight: 500;
  padding: 8px 18px;
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
}

.btn-login:hover {
  background: rgba(212, 175, 55, 0.1);
}

.btn-signup {
  background: linear-gradient(135deg, var(--luxury-gold), var(--warm-amber));
  color: var(--deep-emerald);
  font-weight: 600;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-gold);
  transition: all 0.3s ease;
}

.btn-signup:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 28px rgba(212, 175, 55, 0.5);
}

.nav-toggle {
  display: none;
  font-size: 24px;
  color: var(--luxury-gold);
  padding: 8px;
  margin-left: 12px;
}

/* Article Header */
.article-header {
  padding: 48px 0 32px;
  border-bottom: 1px solid var(--border-color);
  background: linear-gradient(180deg, rgba(10, 47, 29, 0.3), transparent);
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--text-dim);
  font-size: 14px;
}

.meta-item i {
  color: var(--soft-gold);
}

.category-badge {
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.15), rgba(255, 191, 0, 0.1));
  border: 1px solid var(--border-color);
  color: var(--luxury-gold);
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.article-title {
  font-size: 42px;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 20px;
  color: var(--cream-white);
  background: linear-gradient(135deg, var(--cream-white), var(--soft-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.article-excerpt {
  font-size: 18px;
  line-height: 1.7;
  color: var(--text-dim);
  max-width: 720px;
}

/* Article Content */
.article-main {
  padding: 60px 0;
}

.article-container {
  max-width: 820px;
  margin: 0 auto;
}

.article-content {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: var(--shadow-md);
  line-height: 1.9;
  font-size: 17px;
  color: var(--cream-white);
}

.article-content h2 {
  font-size: 32px;
  font-weight: 700;
  margin: 48px 0 24px;
  color: var(--soft-gold);
  line-height: 1.3;
}

.article-content h2:first-child {
  margin-top: 0;
}

.article-content h3 {
  font-size: 24px;
  font-weight: 600;
  margin: 36px 0 18px;
  color: var(--luxury-gold);
}

.article-content h4 {
  font-size: 20px;
  font-weight: 600;
  margin: 28px 0 14px;
  color: var(--soft-gold);
}

.article-content p {
  margin-bottom: 20px;
  color: rgba(245, 245, 247, 0.9);
}

.article-content ul,
.article-content ol {
  margin: 24px 0;
  padding-left: 28px;
}

.article-content li {
  margin-bottom: 12px;
  padding-left: 8px;
}

.article-content ul li::marker {
  color: var(--luxury-gold);
}

.article-content ol li::marker {
  color: var(--luxury-gold);
  font-weight: 600;
}

.article-content a {
  color: var(--luxury-gold);
  border-bottom: 1px solid rgba(212, 175, 55, 0.3);
}

.article-content a:hover {
  color: var(--warm-amber);
  border-bottom-color: var(--warm-amber);
}

.article-content img {
  border-radius: var(--radius-md);
  margin: 32px 0;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
}

.article-content blockquote {
  border-left: 4px solid var(--luxury-gold);
  background: rgba(212, 175, 55, 0.05);
  padding: 20px 28px;
  margin: 28px 0;
  border-radius: var(--radius-sm);
  font-style: italic;
  color: var(--text-dim);
}

.article-content code {
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid var(--border-color);
  padding: 3px 8px;
  border-radius: 4px;
  font-family: 'Courier New', monospace;
  font-size: 14px;
  color: var(--soft-gold);
}

.article-content pre {
  background: rgba(10, 47, 29, 0.5);
  border: 1px solid var(--border-color);
  padding: 20px;
  border-radius: var(--radius-sm);
  overflow-x: auto;
  margin: 24px 0;
}

.article-content pre code {
  background: none;
  border: none;
  padding: 0;
  color: var(--cream-white);
}

.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 28px 0;
  background: rgba(10, 47, 29, 0.3);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.article-content th,
.article-content td {
  padding: 14px 18px;
  border: 1px solid var(--border-color);
  text-align: left;
}

.article-content th {
  background: rgba(212, 175, 55, 0.15);
  color: var(--luxury-gold);
  font-weight: 600;
}

.article-content hr {
  border: none;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-color), transparent);
  margin: 40px 0;
}

/* Not Found State */
.not-found-box {
  text-align: center;
  padding: 80px 32px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.not-found-icon {
  font-size: 72px;
  color: var(--luxury-gold);
  margin-bottom: 24px;
  opacity: 0.6;
}

.not-found-box h2 {
  font-size: 28px;
  color: var(--soft-gold);
  margin-bottom: 16px;
}

.not-found-box p {
  color: var(--text-dim);
  font-size: 16px;
  margin-bottom: 32px;
}

.btn-home {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--luxury-gold), var(--warm-amber));
  color: var(--deep-emerald);
  font-weight: 600;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-gold);
  transition: all 0.3s ease;
}

.btn-home:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 32px rgba(212, 175, 55, 0.6);
}

/* Related Articles */
.related-section {
  padding: 60px 0;
  background: linear-gradient(180deg, transparent, rgba(10, 47, 29, 0.2));
  border-top: 1px solid var(--border-color);
}

.related-title {
  font-size: 32px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 48px;
  color: var(--soft-gold);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.related-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-sm);
}

.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-gold);
  border-color: var(--luxury-gold);
}

.related-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.related-card-body {
  padding: 24px;
}

.related-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--cream-white);
  margin-bottom: 12px;
  line-height: 1.4;
}

.related-card p {
  font-size: 14px;
  color: var(--text-dim);
  line-height: 1.6;
  margin-bottom: 16px;
}

.read-more {
  color: var(--luxury-gold);
  font-weight: 500;
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.read-more:hover {
  color: var(--warm-amber);
  gap: 10px;
}

/* Footer */
.site-footer {
  background: var(--deep-emerald);
  border-top: 1px solid var(--border-color);
  padding: 60px 0 32px;
  margin-top: 80px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand {
  max-width: 380px;
}

.footer-brand .logo {
  margin-bottom: 20px;
}

.footer-brand p {
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 24px;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.trust-badge {
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid var(--border-color);
  color: var(--soft-gold);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.footer-col h4 {
  color: var(--luxury-gold);
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul li a {
  color: var(--text-dim);
  font-size: 14px;
  transition: all 0.3s ease;
}

.footer-col ul li a:hover {
  color: var(--luxury-gold);
  padding-left: 4px;
}

.footer-bottom {
  text-align: center;
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
}

.footer-bottom p {
  color: var(--text-dim);
  font-size: 14px;
}

/* FAB */
.fab-support {
  position: fixed;
  left: 24px;
  bottom: 24px;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--luxury-gold), var(--warm-amber));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 24px rgba(212, 175, 55, 0.5);
  cursor: pointer;
  transition: all 0.4s ease;
  z-index: 999;
  border: 3px solid rgba(212, 175, 55, 0.3);
  animation: fabFloat 3s ease-in-out infinite;
}

.fab-support:hover {
  transform: scale(1.15) rotate(360deg);
  box-shadow: 0 6px 32px rgba(212, 175, 55, 0.7);
}

.fab-support i {
  font-size: 28px;
  color: var(--deep-emerald);
}

@keyframes fabFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

/* Responsive */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
  
  .footer-brand {
    grid-column: 1 / -1;
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .nav-wrap {
    padding: 14px 20px;
    flex-wrap: wrap;
  }
  
  .main-nav {
    display: none;
    width: 100%;
    flex-direction: column;
    gap: 0;
    margin-top: 16px;
    background: rgba(20, 71, 47, 0.95);
    border-radius: var(--radius-sm);
    padding: 12px 0;
    order: 4;
  }
  
  .main-nav.active {
    display: flex;
  }
  
  .main-nav a {
    padding: 12px 20px;
    border-bottom: 1px solid var(--border-color);
  }
  
  .main-nav a:last-child {
    border-bottom: none;
  }
  
  .nav-toggle {
    display: block;
  }
  
  .article-title {
    font-size: 32px;
  }
  
  .article-content {
    padding: 32px 24px;
  }
  
  .article-content h2 {
    font-size: 26px;
  }
  
  .article-content h3 {
    font-size: 20px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .related-grid {
    grid-template-columns: 1fr;
  }
  
  .fab-support {
    width: 56px;
    height: 56px;
    left: 16px;
    bottom: 16px;
  }
  
  .fab-support i {
    font-size: 24px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }
  
  .article-title {
    font-size: 26px;
  }
  
  .article-content {
    padding: 24px 18px;
    font-size: 16px;
  }
  
  .article-meta {
    font-size: 13px;
  }
  
  .btn-signup {
    padding: 8px 18px;
    font-size: 14px;
  }
  
  .logo-txt {
    font-size: 15px;
  }
}

/* roulang page: category1 */
:root {
  --primary: #0A2F1D;
  --primary-light: #14472F;
  --accent: #D4AF37;
  --accent-warm: #FFBF00;
  --text-light: #F5F5F7;
  --text-gold: #E5C158;
  --bg-dark: #0D0D0D;
  --bg-card: #1A1A1A;
  --border: rgba(212, 175, 55, 0.2);
  --shadow: 0 4px 12px rgba(0,0,0,0.5);
  --radius: 12px;
  --spacing: 2rem;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg-dark);
  color: var(--text-light);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header & Navigation */
.site-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-bottom: 2px solid var(--accent);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0,0,0,0.6);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-light);
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: translateY(-2px);
}

.logo-chip {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-warm) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--primary);
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
}

.logo-txt {
  color: var(--text-light);
}

.main-nav {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.main-nav a {
  color: var(--text-light);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  position: relative;
  transition: all 0.3s ease;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent);
  transform: translateX(-50%);
  transition: width 0.3s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--accent);
}

.main-nav a:hover::after,
.main-nav a.active::after {
  width: 80%;
}

.nav-auth {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-login {
  color: var(--text-light);
  padding: 0.5rem 1.25rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

.btn-login:hover {
  color: var(--accent);
}

.btn-signup {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-warm) 100%);
  color: var(--primary);
  padding: 0.5rem 1.5rem;
  border-radius: 25px;
  font-weight: 600;
  box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
  transition: all 0.3s ease;
}

.btn-signup:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.6);
}

.nav-toggle {
  display: none;
  color: var(--text-light);
  font-size: 1.5rem;
}

/* Hero Banner */
.hero-banner {
  background: linear-gradient(rgba(10, 47, 29, 0.85), rgba(20, 71, 47, 0.85)), url('/assets/images/backpic/back-1.jpg') center/cover;
  padding: 4rem 0;
  text-align: center;
  border-bottom: 3px solid var(--accent);
  position: relative;
}

.hero-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 50%, rgba(212, 175, 55, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  background: rgba(212, 175, 55, 0.2);
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 0.5rem 1.5rem;
  border-radius: 25px;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-banner h1 {
  font-size: 2.75rem;
  font-weight: 800;
  color: var(--text-light);
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 8px rgba(0,0,0,0.7);
  line-height: 1.2;
}

.hero-banner p {
  font-size: 1.15rem;
  color: var(--text-gold);
  margin-bottom: 2rem;
  line-height: 1.8;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-top: 2rem;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  display: block;
  text-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
}

.stat-label {
  font-size: 0.9rem;
  color: var(--text-gold);
  margin-top: 0.5rem;
}

/* Main Content */
.main-content {
  padding: 4rem 0;
}

/* Section Styles */
.content-section {
  margin-bottom: 4rem;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-tag {
  display: inline-block;
  background: rgba(212, 175, 55, 0.15);
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 0.4rem 1.2rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.section-header h2 {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 1rem;
}

.section-header p {
  font-size: 1.1rem;
  color: var(--text-gold);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Steps Grid */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  position: relative;
  transition: all 0.3s ease;
  overflow: hidden;
}

.step-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-warm) 100%);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.step-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(212, 175, 55, 0.3);
  border-color: var(--accent);
}

.step-card:hover::before {
  transform: scaleX(1);
}

.step-number {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-warm) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
}

.step-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 1rem;
}

.step-card p {
  color: var(--text-gold);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.step-tip {
  background: rgba(212, 175, 55, 0.1);
  border-left: 3px solid var(--accent);
  padding: 0.75rem 1rem;
  border-radius: 6px;
  font-size: 0.9rem;
  color: var(--text-gold);
  margin-top: 1rem;
}

.step-tip i {
  color: var(--accent);
  margin-right: 0.5rem;
}

/* Safety Check Section */
.safety-section {
  background: linear-gradient(135deg, rgba(20, 71, 47, 0.3) 0%, rgba(10, 47, 29, 0.3) 100%);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 3rem;
  margin: 4rem 0;
}

.safety-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.safety-image {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.safety-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.safety-image:hover img {
  transform: scale(1.05);
}

.safety-text h3 {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 1.5rem;
}

.safety-checklist {
  list-style: none;
  margin: 1.5rem 0;
}

.safety-checklist li {
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-gold);
  display: flex;
  align-items: start;
  gap: 1rem;
}

.safety-checklist li:last-child {
  border-bottom: none;
}

.safety-checklist i {
  color: var(--accent);
  font-size: 1.25rem;
  margin-top: 0.2rem;
  flex-shrink: 0;
}

/* Error Solutions */
.error-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.error-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: all 0.3s ease;
}

.error-card:hover {
  border-color: var(--accent);
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.25);
}

.error-icon {
  width: 50px;
  height: 50px;
  background: rgba(212, 175, 55, 0.15);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.error-icon i {
  font-size: 1.5rem;
  color: var(--accent);
}

.error-card h4 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 1rem;
}

.error-card p {
  color: var(--text-gold);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.solution-tag {
  display: inline-block;
  background: rgba(212, 175, 55, 0.2);
  color: var(--accent);
  padding: 0.4rem 1rem;
  border-radius: 15px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-top: 0.5rem;
}

/* Tips Section */
.tips-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

.tip-card {
  background: linear-gradient(135deg, rgba(20, 71, 47, 0.4) 0%, rgba(10, 47, 29, 0.4) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  transition: all 0.3s ease;
}

.tip-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent);
  box-shadow: 0 8px 25px rgba(212, 175, 55, 0.3);
}

.tip-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-warm) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
  box-shadow: 0 4px 15px rgba(212, 175, 55, 0.4);
}

.tip-card h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 0.75rem;
}

.tip-card p {
  color: var(--text-gold);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* FAQ Section */
.faq-container {
  max-width: 900px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item:hover {
  border-color: var(--accent);
}

.faq-question {
  width: 100%;
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  background: transparent;
  color: var(--text-light);
  font-size: 1.1rem;
  font-weight: 600;
  transition: all 0.3s ease;
}

.faq-question:hover {
  color: var(--accent);
}

.faq-question i {
  color: var(--accent);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-content {
  padding: 0 2rem 1.5rem;
  color: var(--text-gold);
  line-height: 1.8;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  padding: 4rem 3rem;
  text-align: center;
  margin: 4rem 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.1) 0%, transparent 70%);
  animation: pulse 4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.1); }
}

.cta-content {
  position: relative;
  z-index: 1;
}

.cta-section h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-light);
  margin-bottom: 1rem;
}

.cta-section p {
  font-size: 1.15rem;
  color: var(--text-gold);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary,
.btn-secondary {
  padding: 1rem 2.5rem;
  border-radius: 30px;
  font-weight: 700;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-warm) 100%);
  color: var(--primary);
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.4);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(212, 175, 55, 0.6);
}

.btn-secondary {
  background: transparent;
  color: var(--text-light);
  border: 2px solid var(--accent);
}

.btn-secondary:hover {
  background: rgba(212, 175, 55, 0.1);
  transform: translateY(-3px);
}

/* FAB */
.fab {
  position: fixed;
  left: 2rem;
  bottom: 2rem;
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-warm) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 25px rgba(212, 175, 55, 0.5);
  cursor: pointer;
  z-index: 999;
  transition: all 0.3s ease;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.fab:hover {
  transform: scale(1.15) translateY(-5px);
  box-shadow: 0 8px 35px rgba(212, 175, 55, 0.7);
}

.fab i {
  font-size: 1.75rem;
  color: var(--primary);
}

/* Footer */
.site-footer {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-top: 3px solid var(--accent);
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-brand .logo {
  margin-bottom: 1rem;
}

.footer-brand p {
  color: var(--text-gold);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.trust-badge {
  background: rgba(212, 175, 55, 0.15);
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 0.4rem 1rem;
  border-radius: 15px;
  font-size: 0.85rem;
  font-weight: 600;
}

.footer-col h4 {
  color: var(--text-light);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 0.75rem;
}

.footer-col ul li a {
  color: var(--text-gold);
  transition: all 0.3s ease;
  display: inline-block;
}

.footer-col ul li a:hover {
  color: var(--accent);
  transform: translateX(5px);
}

.footer-bottom {
  border-top: 1pxsolid var(--border);
  padding-top: 2rem;
  text-align: center;
}

.footer-bottom p {
  color: var(--text-gold);
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-banner h1 {
    font-size: 2.25rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .safety-content {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-wrap {
    flex-wrap: wrap;
  }
  
  .main-nav {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    background: var(--primary);
    flex-direction: column;
    padding: 2rem;
    transition: left 0.3s ease;
    box-shadow: 0 4px 20px rgba(0,0,0,0.6);
    align-items: flex-start;
    gap: 1rem;
  }
  
  .main-nav.active {
    left: 0;
  }
  
  .nav-toggle {
    display: block;
  }
  
  .hero-banner h1 {
    font-size: 1.85rem;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .tips-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .cta-section h2 {
    font-size: 1.85rem;
  }
  
  .cta-buttons {
    flex-direction: column;
  }
  
  .fab {
    left: 1rem;
    bottom: 1rem;
    width: 50px;
    height: 50px;
  }
  
  .fab i {
    font-size: 1.5rem;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 1rem;
  }
  
  .hero-banner {
    padding: 3rem 0;
  }
  
  .hero-banner h1 {
    font-size: 1.5rem;
  }
  
  .section-header h2 {
    font-size: 1.75rem;
  }
  
  .steps-grid,
  .error-grid {
    grid-template-columns: 1fr;
  }
  
  .safety-section {
    padding: 2rem 1.5rem;
  }
  
  .cta-section {
    padding: 3rem 1.5rem;
  }
}

/* roulang page: category2 */
:root {
  --primary-dark: #0A2F1D;
  --primary-green: #14472F;
  --accent-gold: #D4AF37;
  --accent-amber: #FFBF00;
  --text-cream: #F5F5F7;
  --text-gold: #E5C158;
  --bg-dark: #0D1117;
  --bg-card: #1A1F2E;
  --bg-overlay: rgba(10, 47, 29, 0.92);
  --border-gold: rgba(212, 175, 55, 0.3);
  --shadow-gold: 0 4px 20px rgba(212, 175, 55, 0.15);
  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.4);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg-dark);
  color: var(--text-cream);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(13, 17, 23, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-gold);
  z-index: 1000;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--accent-gold);
  text-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
}

.logo-chip {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--primary-dark);
  box-shadow: 0 0 20px rgba(255, 191, 0, 0.6), inset 0 2px 4px rgba(255, 255, 255, 0.3);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.logo-txt {
  background: linear-gradient(135deg, var(--accent-gold), var(--text-cream));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.main-nav {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.main-nav a {
  color: var(--text-cream);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 0.5rem 0;
  transition: var(--transition);
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-gold), var(--accent-amber));
  transition: width 0.3s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--accent-gold);
}

.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}

.nav-auth {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.btn-login {
  color: var(--text-cream);
  font-weight: 500;
  padding: 0.5rem 1.25rem;
  transition: var(--transition);
}

.btn-login:hover {
  color: var(--accent-gold);
}

.btn-signup {
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
  color: var(--primary-dark);
  font-weight: 700;
  padding: 0.65rem 1.75rem;
  border-radius: 24px;
  box-shadow: 0 4px 16px rgba(255, 191, 0, 0.4);
  transition: var(--transition);
}

.btn-signup:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(255, 191, 0, 0.6);
}

.nav-toggle {
  display: none;
  font-size: 1.5rem;
  color: var(--accent-gold);
}

/* Hero Banner */
.hero-banner {
  margin-top: 70px;
  background: linear-gradient(135deg, rgba(10, 47, 29, 0.95), rgba(20, 71, 47, 0.9)), url('/assets/images/backpic/back-2.jpg') center/cover;
  padding: 5rem 0 3rem;
  position: relative;
  overflow: hidden;
}

.hero-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(212, 175, 55, 0.1), transparent 60%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(212, 175, 55, 0.15);
  border: 1px solid var(--border-gold);
  padding: 0.5rem 1.5rem;
  border-radius: 24px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-gold);
  margin-bottom: 1.5rem;
  box-shadow: 0 0 20px rgba(212, 175, 55, 0.2);
}

.hero-content h1 {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--text-cream), var(--accent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 4px 20px rgba(212, 175, 55, 0.3);
}

.hero-content p {
  font-size: 1.15rem;
  color: rgba(245, 245, 247, 0.9);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  gap: 1.25rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
  color: var(--primary-dark);
  font-weight: 700;
  padding: 1rem 2.5rem;
  border-radius: 12px;
  font-size: 1rem;
  box-shadow: 0 6px 24px rgba(255, 191, 0, 0.4);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(255, 191, 0, 0.6);
}

.btn-secondary {
  background: rgba(245, 245, 247, 0.1);
  border: 2px solid var(--border-gold);
  color: var(--text-cream);
  font-weight: 600;
  padding: 1rem 2.5rem;
  border-radius: 12px;
  font-size: 1rem;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-secondary:hover {
  background: rgba(212, 175, 55, 0.15);
  border-color: var(--accent-gold);
  transform: translateY(-3px);
}

/* Main Content */
main {
  padding: 4rem 0;
}

.section {
  padding: 4rem 0;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 3rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--text-cream), var(--accent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.1rem;
  color: rgba(245, 245, 247, 0.8);
  line-height: 1.6;
}

/* Top 5 Rankings */
.top-rankings {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.rank-card {
  background: linear-gradient(135deg, var(--bg-card), rgba(20, 71, 47, 0.3));
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.rank-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 5px;
  height: 100%;
  background: linear-gradient(180deg, var(--accent-gold), var(--accent-amber));
}

.rank-card:hover {
  transform: translateX(8px);
  box-shadow: 0 12px 48px rgba(212, 175, 55, 0.25);
  border-color: var(--accent-gold);
}

.rank-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.rank-number {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--primary-dark);
  box-shadow: 0 4px 20px rgba(255, 191, 0, 0.5);
  flex-shrink: 0;
}

.rank-info h3 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--accent-gold);
  margin-bottom: 0.25rem;
}

.rank-info p {
  color: rgba(245, 245, 247, 0.7);
  font-size: 0.95rem;
}

.rank-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  margin-bottom: 1.5rem;
}

.rank-image {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.rank-image img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: var(--transition);
}

.rank-card:hover .rank-image img {
  transform: scale(1.05);
}

.rank-details h4 {
  font-size: 1.1rem;
  color: var(--accent-gold);
  margin-bottom: 1rem;
  font-weight: 600;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: rgba(245, 245, 247, 0.9);
  font-size: 0.95rem;
}

.feature-list li i {
  color: var(--accent-gold);
  font-size: 0.9rem;
}

.rank-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-gold);
}

.rating-stars {
  display: flex;
  gap: 0.25rem;
}

.rating-stars i {
  color: var(--accent-amber);
  font-size: 1.1rem;
}

.rating-text {
  margin-left: 0.5rem;
  color: rgba(245, 245, 247, 0.7);
  font-size: 0.9rem;
  font-weight: 600;
}

.btn-visit {
  background: linear-gradient(135deg, var(--primary-green), var(--primary-dark));
  color: var(--accent-gold);
  font-weight: 700;
  padding: 0.75rem 2rem;
  border-radius: 8px;
  border: 1px solid var(--border-gold);
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-visit:hover {
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
  color: var(--primary-dark);
  transform: scale(1.05);
}

/* Comparison Table */
.comparison-section {
  background: linear-gradient(135deg, rgba(20, 71, 47, 0.2), rgba(10, 47, 29, 0.2));
  padding: 4rem 0;
}

.comparison-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
}

.comparison-table thead {
  background: linear-gradient(135deg, var(--primary-green), var(--primary-dark));
}

.comparison-table th {
  padding: 1.25rem;
  text-align: left;
  font-weight: 700;
  color: var(--accent-gold);
  border-bottom: 2px solid var(--border-gold);
}

.comparison-table td {
  padding: 1.25rem;
  border-bottom: 1px solid rgba(212, 175, 55, 0.1);
  color: rgba(245, 245, 247, 0.9);
}

.comparison-table tbody tr:hover {
  background: rgba(212, 175, 55, 0.05);
}

.table-badge {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  border-radius: 16px;
  font-size: 0.85rem;
  font-weight: 600;
}

.badge-excellent {
  background: rgba(76, 175, 80, 0.2);
  color: #4CAF50;
  border: 1px solid rgba(76, 175, 80, 0.3);
}

.badge-good {
  background: rgba(255, 191, 0, 0.2);
  color: var(--accent-amber);
  border: 1px solid rgba(255, 191, 0, 0.3);
}

.badge-average {
  background: rgba(255, 152, 0, 0.2);
  color: #FF9800;
  border: 1px solid rgba(255, 152, 0, 0.3);
}

/* Criteria Section */
.criteria-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.criteria-card {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow-card);
}

.criteria-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 48px rgba(212, 175, 55, 0.25);
  border-color: var(--accent-gold);
}

.criteria-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--primary-dark);
  margin: 0 auto 1.5rem;
  box-shadow: 0 8px 24px rgba(255, 191, 0, 0.4);
}

.criteria-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--accent-gold);
  margin-bottom: 1rem;
}

.criteria-card p {
  color: rgba(245, 245, 247, 0.8);
  line-height: 1.6;
}

/* Safety Tips */
.safety-section {
  background: linear-gradient(135deg, rgba(10, 47, 29, 0.3), rgba(20, 71, 47, 0.2));
  padding: 4rem 0;
}

.safety-tips {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}

.safety-tip {
  background: var(--bg-card);
  border-left: 4px solid var(--accent-gold);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.safety-tip:hover {
  transform: translateX(8px);
  box-shadow: 0 8px 32px rgba(212, 175, 55, 0.2);
}

.safety-tip-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.safety-tip-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--primary-dark);
  flex-shrink: 0;
}

.safety-tip h4 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--accent-gold);
}

.safety-tip p {
  color: rgba(245, 245, 247, 0.85);
  line-height: 1.6;
}

/* FAQ */
.faq-section {
  padding: 4rem 0;
}

.faq-list {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-gold);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--accent-gold);
}

.faq-question {
  width: 100%;
  padding: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  background: transparent;
  color: var(--text-cream);
  font-size: 1.1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: var(--transition);
}

.faq-question:hover {
  color: var(--accent-gold);
}

.faq-question i {
  color: var(--accent-gold);
  font-size: 1.25rem;
  transition: transform 0.3s ease;
}

.faq-item.active .faq-question i {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-content {
  padding: 0 1.5rem 1.5rem;
  color: rgba(245, 245, 247, 0.85);
  line-height: 1.7;
}

/* CTA Section */
.cta-section {
  background: linear-gradient(135deg, var(--primary-green), var(--primary-dark)), url('/assets/images/backpic/back-3.jpg') center/cover;
  padding: 5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 50%, rgba(212, 175, 55, 0.15), transparent 70%);
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: 2.5rem;
  font-weight: 900;
  margin-bottom: 1.25rem;
  background: linear-gradient(135deg, var(--text-cream), var(--accent-gold));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cta-content p {
  font-size: 1.15rem;
  color: rgba(245, 245, 247, 0.9);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

/* Footer */
.site-footer {
  background: linear-gradient(180deg, var(--bg-dark), var(--primary-dark));
  border-top: 1px solid var(--border-gold);
  padding: 3rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-brand .logo {
  margin-bottom: 1rem;
}

.footer-brand p {
  color: rgba(245, 245, 247, 0.7);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.trust-badge {
  background: rgba(212, 175, 55, 0.15);
  border: 1px solid var(--border-gold);
  padding: 0.4rem 1rem;
  border-radius: 16px;
  font-size: 0.85rem;
  color: var(--accent-gold);
  font-weight: 600;
}

.footer-col h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent-gold);
  margin-bottom: 1.25rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 0.75rem;
}

.footer-col ul li a {
  color: rgba(245, 245, 247, 0.7);
  transition: var(--transition);
  font-size: 0.95rem;
}

.footer-col ul li a:hover {
  color: var(--accent-gold);
  padding-left: 4px;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-gold);
  text-align: center;
}

.footer-bottom p {
  color: rgba(245, 245, 247, 0.6);
  font-size: 0.9rem;
}

/* FAB */
.fab {
  position: fixed;
  left: 24px;
  bottom: 24px;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--accent-gold), var(--accent-amber));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--primary-dark);
  box-shadow: 0 8px 32px rgba(255, 191, 0, 0.5), inset 0 2px 8px rgba(255, 255, 255, 0.3);
  border: 3px solid rgba(255, 255, 255, 0.3);
  cursor: pointer;
  z-index: 999;
  transition: var(--transition);
  animation: fabFloat 3s ease-in-out infinite;
}

.fab:hover {
  transform: scale(1.15) rotate(360deg);
  box-shadow: 0 12px 48px rgba(255, 191, 0, 0.7);
}

@keyframes fabFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

/* Responsive */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

  .rank-body {
    grid-template-columns: 1fr;
  }

  .comparison-table {
    font-size: 0.9rem;
  }

  .comparison-table th,
  .comparison-table td {
    padding: 1rem;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 280px;
    height: calc(100vh - 70px);
    background: rgba(13, 17, 23, 0.98);
    backdrop-filter: blur(12px);
    flex-direction: column;
    align-items: flex-start;
    padding: 2rem;
    gap: 0;
    border-right: 1px solid var(--border-gold);
    transition: left 0.3s ease;
    overflow-y: auto;
  }

  .main-nav.active {
    left: 0;
  }

  .main-nav a {
    width: 100%;
    padding: 1rem 0;
    border-bottom: 1px solid rgba(212, 175, 55, 0.1);
  }

  .hero-content h1 {
    font-size: 2rem;
  }

  .hero-content p {
    font-size: 1rem;
  }

  .hero-cta-group {
    flex-direction: column;
  }

  .section-title {
    font-size: 2rem;
  }

  .rank-header {
    flex-direction: column;
    text-align: center;
  }

  .rank-footer {
    flex-direction: column;
    gap: 1rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .criteria-grid {
    grid-template-columns: 1fr;
  }

  .safety-tips {
    grid-template-columns: 1fr;
  }

  .fab {
    width: 56px;
    height: 56px;
    left: 16px;
    bottom: 16px;
    font-size: 1.25rem;
  }
}

@media (max-width: 520px) {
  .container {
    padding: 0 1rem;
  }

  .nav-wrap {
    padding: 0.75rem 1rem;
  }

  .logo-txt {
    font-size: 1rem;
  }

  .hero-banner {
    padding: 3rem 0 2rem;
  }

  .hero-content h1 {
    font-size: 1.65rem;
  }

  .btn-primary,
  .btn-secondary {
    padding: 0.85rem 1.75rem;
    font-size: 0.95rem;
    width: 100%;
    justify-content: center;
  }

  .rank-card {
    padding: 1.5rem;
  }

  .rank-number {
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
  }

  .rank-info h3 {
    font-size: 1.35rem;
  }

  .section-title {
    font-size: 1.65rem;
  }

  .cta-content h2 {
    font-size: 1.85rem;
  }
}

/* roulang page: category3 */
:root {
  --primary-dark: #0A2F1D;
  --primary-green: #14472F;
  --accent-gold: #D4AF37;
  --accent-amber: #FFBF00;
  --text-cream: #F5F5F7;
  --text-gold: #E5C158;
  --bg-dark: #0D1117;
  --bg-card: #161B22;
  --bg-surface: #1C2128;
  --border-subtle: rgba(212, 175, 55, 0.15);
  --border-glow: rgba(212, 175, 55, 0.3);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-gold: 0 0 20px rgba(212, 175, 55, 0.2);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: var(--bg-dark);
  color: var(--text-cream);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  color: var(--text-gold);
  text-decoration: none;
  transition: all 0.3s ease;
}

a:hover {
  color: var(--accent-gold);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Header & Navigation */
.site-header {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-green) 100%);
  border-bottom: 2px solid var(--border-glow);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-md);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) var(--spacing-md);
  gap: var(--spacing-md);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-cream);
  text-decoration: none;
  transition: transform 0.3s ease;
}

.logo:hover {
  transform: translateY(-2px);
}

.logo-chip {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-amber) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--primary-dark);
  box-shadow: 0 0 15px rgba(212, 175, 55, 0.5), inset 0 2px 4px rgba(255, 255, 255, 0.3);
  border: 3px solid rgba(255, 191, 0, 0.3);
}

.logo-txt {
  color: var(--text-cream);
  white-space: nowrap;
}

.main-nav {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.main-nav a {
  color: var(--text-cream);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-weight: 500;
  transition: all 0.3s ease;
  white-space: nowrap;
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 80%;
  height: 2px;
  background: var(--accent-gold);
  transition: transform 0.3s ease;
}

.main-nav a:hover::after,
.main-nav a.active::after {
  transform: translateX(-50%) scaleX(1);
}

.main-nav a.active {
  color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.1);
}

.nav-auth {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.btn-login {
  padding: 0.5rem 1.25rem;
  color: var(--text-cream);
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
}

.btn-login:hover {
  background: rgba(255, 255, 255, 0.1);
}

.btn-signup {
  padding: 0.5rem 1.5rem;
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-amber) 100%);
  color: var(--primary-dark);
  font-weight: 600;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-gold);
  transition: all 0.3s ease;
}

.btn-signup:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 25px rgba(212, 175, 55, 0.4);
}

.nav-toggle {
  display: none;
  background: transparent;
  border: 2px solid var(--accent-gold);
  color: var(--accent-gold);
  font-size: 1.5rem;
  padding: 0.25rem 0.75rem;
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
}

.nav-toggle:hover {
  background: rgba(212, 175, 55, 0.1);
}

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, rgba(10, 47, 29, 0.95) 0%, rgba(20, 71, 47, 0.95) 100%), url('/assets/images/backpic/back-3.jpg') center/cover;
  padding: var(--spacing-2xl) 0;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(212, 175, 55, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(212, 175, 55, 0.15);
  border: 1px solid var(--border-glow);
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  font-size: 0.9rem;
  color: var(--text-gold);
  margin-bottom: var(--spacing-md);
  font-weight: 500;
}

.hero-content h1 {
  font-size: 3rem;
  font-weight: 800;
  color: var(--text-cream);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.hero-highlight {
  color: var(--accent-gold);
  position: relative;
  display: inline-block;
}

.hero-content p {
  font-size: 1.25rem;
  color: rgba(245, 245, 247, 0.9);
  margin-bottom: var(--spacing-lg);
  line-height: 1.7;
}

.hero-features {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-xl);
  flex-wrap: wrap;
}

.hero-feature {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  color: var(--text-cream);
}

.hero-feature i {
  color: var(--accent-gold);
  font-size: 1.25rem;
}

.hero-cta {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.btn-primary {
  padding: 1rem 2.5rem;
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-amber) 100%);
  color: var(--primary-dark);
  font-weight: 700;
  font-size: 1.1rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-gold);
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 30px rgba(212, 175, 55, 0.5);
}

.btn-secondary {
  padding: 1rem 2.5rem;
  background: transparent;
  color: var(--text-cream);
  font-weight: 600;
  font-size: 1.1rem;
  border: 2px solid var(--accent-gold);
  border-radius: var(--radius-md);
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn-secondary:hover {
  background: rgba(212, 175, 55, 0.1);
  transform: translateY(-2px);
}

.trust-bar {
  display: flex;
  justify-content: center;
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: rgba(22, 27, 34, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  color: var(--text-gold);
}

.trust-item i {
  font-size: 1.25rem;
}

/* Scanner Tool Section */
.scanner-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-dark);
}

.scanner-container {
  max-width: 800px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 2px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.scanner-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-gold) 0%, var(--accent-amber) 100%);
}

.scanner-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.scanner-header h2 {
  font-size: 2rem;
  color: var(--text-cream);
  margin-bottom: var(--spacing-sm);
}

.scanner-header p {
  color: rgba(245, 245, 247, 0.7);
  font-size: 1.1rem;
}

.upload-area {
  border: 3px dashed var(--border-glow);
  border-radius: var(--radius-md);
  padding: var(--spacing-xl);
  text-align: center;
  background: rgba(212, 175, 55, 0.03);
  transition: all 0.3s ease;
  cursor: pointer;
  margin-bottom: var(--spacing-lg);
}

.upload-area:hover {
  border-color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.08);
}

.upload-icon {
  font-size: 3rem;
  color: var(--accent-gold);
  margin-bottom: var(--spacing-md);
}

.upload-area h3 {
  font-size: 1.25rem;
  color: var(--text-cream);
  margin-bottom: var(--spacing-sm);
}

.upload-area p {
  color: rgba(245, 245, 247, 0.6);
  margin-bottom: var(--spacing-md);
}

.upload-limits {
  font-size: 0.85rem;
  color: rgba(245, 245, 247, 0.5);
}

.scan-methods {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-lg);
}

.scan-method {
  padding: var(--spacing-md);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  text-align: center;
  transition: all 0.3s ease;
}

.scan-method:hover {
  border-color: var(--accent-gold);
  box-shadow: var(--shadow-gold);
}

.scan-method i {
  font-size: 2rem;
  color: var(--accent-gold);
  margin-bottom: var(--spacing-sm);
}

.scan-method h4 {
  font-size: 1rem;
  color: var(--text-cream);
  margin-bottom: 0.25rem;
}

.scan-method p {
  font-size: 0.85rem;
  color: rgba(245, 245, 247, 0.6);
}

/* Security Engines Section */
.engines-section {
  padding: var(--spacing-2xl) 0;
  background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-surface) 100%);
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-header h2 {
  font-size: 2.5rem;
  color: var(--text-cream);
  margin-bottom: var(--spacing-md);
  font-weight: 800;
}

.section-header p {
  font-size: 1.15rem;
  color: rgba(245, 245, 247, 0.7);
  max-width: 700px;
  margin: 0 auto;
}

.engines-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.engine-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.engine-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-gold) 0%, var(--accent-amber) 100%);
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.engine-card:hover::before {
  transform: scaleX(1);
}

.engine-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-gold);
  box-shadow: var(--shadow-gold);
}

.engine-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.15) 0%, rgba(255, 191, 0, 0.1) 100%);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--accent-gold);
  margin-bottom: var(--spacing-md);
}

.engine-card h3 {
  font-size: 1.35rem;
  color: var(--text-cream);
  margin-bottom: var(--spacing-sm);
}

.engine-card p {
  color: rgba(245, 245, 247, 0.7);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.engine-stats {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.stat {
  flex: 1;
  text-align: center;
  padding: 0.75rem;
  background: rgba(212, 175, 55, 0.05);
  border-radius: var(--radius-sm);
}

.stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-gold);
  display: block;
}

.stat-label {
  font-size: 0.8rem;
  color: rgba(245, 245, 247, 0.6);
}

/* How It Works Section */
.process-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-dark);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
  position: relative;
}

.process-step {
  text-align: center;
  position: relative;
  padding: var(--spacing-lg);
}

.step-number {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-amber) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 900;
  color: var(--primary-dark);
  margin: 0 auto var(--spacing-md);
  box-shadow: var(--shadow-gold);
  border: 4px solid rgba(255, 191, 0, 0.2);
}

.process-step h3 {
  font-size: 1.25rem;
  color: var(--text-cream);
  margin-bottom: var(--spacing-sm);
}

.process-step p {
  color: rgba(245, 245, 247, 0.7);
  line-height: 1.6;
}

/* Features Section */
.features-section {
  padding: var(--spacing-2xl) 0;
  background: linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-dark) 100%);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  display: flex;
  gap: var(--spacing-md);
  transition: all 0.3s ease;
}

.feature-card:hover {
  border-color: var(--accent-gold);
  transform: translateX(5px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, rgba(212, 175, 55, 0.15) 0%, rgba(255, 191, 0, 0.1) 100%);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent-gold);
  flex-shrink: 0;
}

.feature-content h3 {
  font-size: 1.2rem;
  color: var(--text-cream);
  margin-bottom: 0.5rem;
}

.feature-content p {
  color: rgba(245, 245, 247, 0.7);
  line-height: 1.6;
}

/* Threat Detection Section */
.threats-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-dark);
}

.threats-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.threat-item {
  background: var(--bg-card);
  border-left: 4px solid var(--accent-gold);
  padding: var(--spacing-md);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
  transition: all 0.3s ease;
}

.threat-item:hover {
  background: var(--bg-surface);
  box-shadow: var(--shadow-md);
}

.threat-icon {
  width: 40px;
  height: 40px;
  background: rgba(212, 175, 55, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--accent-gold);
  flex-shrink: 0;
}

.threat-content h4 {
  font-size: 1.1rem;
  color: var(--text-cream);
  margin-bottom: 0.25rem;
}

.threat-content p {
  font-size: 0.9rem;
  color: rgba(245, 245, 247, 0.6);
  line-height: 1.5;
}

/* FAQ Section */
.faq-section {
  padding: var(--spacing-2xl) 0;
  background: linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-dark) 100%);
}

.faq-list {
  max-width: 900px;
  margin: var(--spacing-xl) auto 0;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
  transition: all 0.3s ease;
}

.faq-item:hover {
  border-color: var(--accent-gold);
}

.faq-question {
  width: 100%;
  padding: var(--spacing-md);
  background: transparent;
  border: none;
  color: var(--text-cream);
  font-size: 1.15rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
  transition: all 0.3s ease;
}

.faq-question:hover {
  color: var(--accent-gold);
}

.faq-icon {
  color: var(--accent-gold);
  font-size: 1.25rem;
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-content {
  padding: 0 var(--spacing-md) var(--spacing-md);
  color: rgba(245, 245, 247, 0.7);
  line-height: 1.7;
}

/* CTA Section */
.cta-section {
  padding: var(--spacing-2xl) 0;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-green) 100%);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(212, 175, 55, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.cta-content {
  text-align: center;
  position: relative;
  z-index: 1;
}

.cta-content h2 {
  font-size: 2.5rem;
  color: var(--text-cream);
  margin-bottom: var(--spacing-md);
  font-weight: 800;
}

.cta-content p {
  font-size: 1.25rem;
  color: rgba(245, 245, 247, 0.9);
  margin-bottom: var(--spacing-xl);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

/* Footer */
.site-footer {
  background: linear-gradient(135deg, var(--primary-dark) 0%, #0D1117 100%);
  border-top: 2px solid var(--border-glow);
  padding: var(--spacing-2xl) 0 var(--spacing-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-brand .logo {
  margin-bottom: var(--spacing-md);
}

.footer-brand p {
  color: rgba(245, 245, 247, 0.7);
  line-height: 1.7;
  margin-bottom: var(--spacing-md);
}

.trust-row {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.trust-badge {
  padding: 0.5rem 1rem;
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-gold);
}

.footer-col h4 {
  color: var(--text-cream);
  font-size: 1.15rem;
  margin-bottom: var(--spacing-md);
  font-weight: 600;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 0.75rem;
}

.footer-col ul li a {
  color: rgba(245, 245, 247, 0.7);
  transition: all 0.3s ease;
  font-size: 0.95rem;
}

.footer-col ul li a:hover {
  color: var(--accent-gold);
  padding-left: 5px;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid var(--border-subtle);
  color: rgba(245, 245, 247, 0.5);
  font-size: 0.9rem;
}

/* Floating Action Button */
.fab-support {
  position: fixed;
  left: 30px;
  bottom: 30px;
  z-index: 999;
}

.fab-button {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-amber) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 25px rgba(212, 175, 55, 0.4), 0 4px 15px rgba(0, 0, 0, 0.3);
  cursor: pointer;
  transition: all 0.3s ease;
  border: 4px solid rgba(255, 191, 0, 0.2);
  animation: fabFloat 3s ease-in-out infinite;
  position: relative;
}

.fab-button::before {
  content: '';
  position: absolute;
  top: -5px;
  right: -5px;
  width: 20px;
  height: 20px;
  background: #FF4444;
  border-radius: 50%;
  border: 3px solid var(--bg-dark);
  animation: pulse 2s ease-in-out infinite;
}

.fab-button:hover {
  transform: scale(1.15) rotate(360deg);
  box-shadow: 0 0 35px rgba(212, 175, 55, 0.6), 0 6px 20px rgba(0, 0, 0, 0.4);
}

.fab-button i {
  font-size: 1.75rem;
  color: var(--primary-dark);
}

@keyframes fabFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.2);
    opacity: 0.7;
  }
}

/* Responsive Design */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .engines-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }
  
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--primary-dark);
    flex-direction: column;
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
  }
  
  .main-nav.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
  
  .main-nav a {
    width: 100%;
    text-align: center;
    padding: 0.75rem;
  }
  
  .hero-content h1 {
    font-size: 2rem;
  }
  
  .hero-content p {
    font-size: 1.1rem;
  }
  
  .hero-features {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .section-header h2 {
    font-size: 2rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .fab-support {
    left: 20px;
    bottom: 20px;
  }
  
  .fab-button {
    width: 60px;
    height: 60px;
  }
  
  .fab-button i {
    font-size: 1.5rem;
  }
  
  .scanner-container {
    padding: var(--spacing-md);
  }
  
  .process-steps {
    grid-template-columns: 1fr;
  }
  
  .cta-content h2 {
    font-size: 1.75rem;
  }
}

@media (max-width: 520px) {
  .logo-txt {
    font-size: 0.9rem;
  }
  
  .hero-content h1 {
    font-size: 1.5rem;
  }
  
  .btn-primary, .btn-secondary {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
  }
  
  .trust-bar {
    flex-direction: column;
    gap: var(--spacing-sm);
  }
  
  .engines-grid,
  .features-grid,
  .threats-list {
    grid-template-columns: 1fr;
  }
}

.section-tag {
  display: inline-block;
  padding: 0.4rem 0.9rem;
  background: rgba(212, 175, 55, 0.12);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  color: var(--text-gold);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--spacing-sm);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Report section */
.report-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-dark);
}

.report-wrap {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

.report-visual {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glow);
  box-shadow: var(--shadow-lg);
}

.report-visual img {
  width: 100%;
  height: 100%;
  min-height: 340px;
  object-fit: cover;
  display: block;
  filter: saturate(1.05) contrast(1.02);
}

.report-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 47, 29, 0.15) 0%, rgba(10, 47, 29, 0.85) 100%);
}

.report-score {
  position: absolute;
  left: var(--spacing-md);
  bottom: var(--spacing-md);
  z-index: 2;
  background: rgba(10, 47, 29, 0.9);
  border: 1px solid var(--accent-gold);
  border-radius: var(--radius-md);
  padding: 0.85rem 1.25rem;
  text-align: center;
  box-shadow: var(--shadow-gold);
}

.score-num {
  display: block;
  font-size: 2.25rem;
  font-weight: 900;
  line-height: 1;
  color: var(--accent-amber);
}

.score-txt {
  font-size: 0.8rem;
  color: rgba(245, 245, 247, 0.75);
  letter-spacing: 0.05em;
}

.report-text h2 {
  font-size: 2.1rem;
  color: var(--text-cream);
  margin-bottom: var(--spacing-sm);
  font-weight: 800;
  line-height: 1.25;
}

.report-text > p {
  color: rgba(245, 245, 247, 0.72);
  line-height: 1.75;
  margin-bottom: var(--spacing-md);
}

.report-list {
  list-style: none;
  margin-bottom: var(--spacing-lg);
}

.report-list li {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.65rem 0;
  border-bottom: 1px dashed var(--border-subtle);
  color: rgba(245, 245, 247, 0.8);
  line-height: 1.6;
}

.report-list li:last-child {
  border-bottom: none;
}

.report-list i {
  color: var(--accent-gold);
  font-size: 0.85rem;
  margin-top: 0.35rem;
}

/* Usecase section */
.usecase-section {
  padding: var(--spacing-2xl) 0;
  background: linear-gradient(180deg, var(--bg-surface) 0%, var(--bg-dark) 100%);
}

.usecase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.usecase-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.usecase-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent-gold);
  box-shadow: var(--shadow-gold);
}

.usecase-media {
  position: relative;
  height: 170px;
  overflow: hidden;
}

.usecase-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.usecase-card:hover .usecase-media img {
  transform: scale(1.08);
}

.usecase-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13, 17, 23, 0) 40%, rgba(13, 17, 23, 0.9) 100%);
}

.usecase-tag {
  position: absolute;
  top: 0.85rem;
  left: 0.85rem;
  z-index: 2;
  padding: 0.35rem 0.8rem;
  background: rgba(10, 47, 29, 0.88);
  border: 1px solid var(--accent-gold);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-amber);
}

.usecase-body {
  padding: var(--spacing-md);
}

.usecase-body h3 {
  font-size: 1.15rem;
  color: var(--text-cream);
  margin-bottom: 0.5rem;
}

.usecase-body p {
  color: rgba(245, 245, 247, 0.7);
  line-height: 1.65;
  font-size: 0.95rem;
}

/* Signals section */
.signals-section {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-dark);
}

.signals-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.signal-item {
  position: relative;
  background: linear-gradient(160deg, rgba(20, 71, 47, 0.55) 0%, rgba(13, 17, 23, 0.65) 100%);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg) var(--spacing-md) var(--spacing-md);
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.signal-item:hover {
  border-color: var(--accent-gold);
  transform: translateY(-4px);
}

.signal-index {
  position: absolute;
  top: -0.6rem;
  right: 1rem;
  font-size: 2.5rem;
  font-weight: 900;
  color: rgba(212, 175, 55, 0.16);
  line-height: 1;
}

.signal-item h4 {
  font-size: 1.1rem;
  color: var(--accent-amber);
  margin-bottom: 0.5rem;
}

.signal-item p {
  color: rgba(245, 245, 247, 0.72);
  line-height: 1.65;
  font-size: 0.95rem;
}

/* CTA form */
.cta-form {
  display: flex;
  gap: 0.75rem;
  max-width: 560px;
  margin: 0 auto var(--spacing-sm);
  flex-wrap: wrap;
}

.cta-form input[type="email"] {
  flex: 1 1 260px;
  padding: 1rem 1.15rem;
  background: rgba(13, 17, 23, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-cream);
  font-size: 1rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.cta-form input[type="email"]::placeholder {
  color: rgba(245, 245, 247, 0.45);
}

.cta-form input[type="email"]:focus {
  outline: none;
  border-color: var(--accent-gold);
  box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.2);
}

.cta-note {
  font-size: 0.9rem !important;
  color: rgba(245, 245, 247, 0.65) !important;
  margin-bottom: var(--spacing-lg) !important;
}

@media (max-width: 1024px) {
  .report-wrap {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  .report-text h2 {
    font-size: 1.85rem;
  }
}

@media (max-width: 768px) {
  .report-visual img {
    min-height: 240px;
  }
  .signals-grid,
  .usecase-grid {
    grid-template-columns: 1fr;
  }
  .cta-form {
    flex-direction: column;
  }
  .cta-form .btn-primary {
    width: 100%;
    text-align: center;
  }
}

@media (max-width: 520px) {
  .report-text h2 {
    font-size: 1.5rem;
  }
  .score-num {
    font-size: 1.85rem;
  }
  .usecase-media {
    height: 150px;
  }
}