/* roulang page: index */
:root {
  --primary: #00D3B5;
  --accent: #FFA630;
  --bg: #0B0F1A;
  --surface: #151C2C;
  --surface-2: #1E2638;
  --text: #F3F6FC;
  --muted: #94A3B8;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .25s, border-color .25s, box-shadow .3s, transform .3s, background .25s; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; }

.container-site { max-width: 80rem; margin: 0 auto; padding-left: 1rem; padding-right: 1rem; }
@media (min-width: 640px) { .container-site { padding-left: 1.5rem; padding-right: 1.5rem; } }
@media (min-width: 1024px) { .container-site { padding-left: 2rem; padding-right: 2rem; } }

.section-title-wrap { display: flex; align-items: center; gap: .75rem; margin-bottom: 2.5rem; }
.section-title-bar { width: 8px; height: 32px; background: var(--primary); border-radius: 4px; flex-shrink: 0; }
.section-title { font-size: 1.875rem; font-weight: 900; letter-spacing: -0.025em; line-height: 1.2; }
@media (max-width: 767px) { .section-title { font-size: 1.5rem; } }

.nav-link { position: relative; font-size: .875rem; font-weight: 500; letter-spacing: .15em; color: rgba(243,246,252,.85); padding: .5rem 0; transition: color .25s; }
.nav-link:hover { color: var(--primary); }
.nav-link.active { color: var(--primary); }
.nav-link.active::after { content: ''; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: var(--accent); border-radius: 2px; }
.nav-link::after { content: ''; position: absolute; left: 0; right: 0; bottom: -2px; height: 2px; background: transparent; border-radius: 2px; transition: background .25s; }
.nav-link:hover::after { background: var(--accent); }

.btn-primary { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; background: var(--primary); color: #000; font-weight: 700; border-radius: .75rem; padding: .75rem 1.5rem; transition: all .3s; border: 2px solid transparent; }
.btn-primary:hover { background: var(--accent); box-shadow: 0 0 20px rgba(255,166,48,.35); transform: translateY(-1px); }
.btn-primary:active { transform: scale(.95); }
.btn-ghost { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; border: 2px solid rgba(255,255,255,.3); color: #fff; font-weight: 700; border-radius: .75rem; padding: .75rem 1.5rem; transition: all .3s; }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-1px); }

.card-hover { background: var(--surface); border-radius: 1rem; box-shadow: 0 8px 24px rgba(0,0,0,.25); transition: all .3s; }
.card-hover:hover { background: var(--surface-2); box-shadow: 0 0 0 1px rgba(0,211,181,.3), 0 20px 40px -20px rgba(0,0,0,.6); transform: translateY(-4px); }

.badge-countdown { display: inline-flex; align-items: center; gap: .375rem; background: rgba(255,166,48,.15); border: 1px solid rgba(255,166,48,.45); border-radius: 9999px; padding: .25rem .875rem; color: var(--accent); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .875rem; }

.stat-number { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--primary); font-weight: 700; }

.line-clamp-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.line-clamp-1 { display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }

.tag-pill { display: inline-block; background: rgba(0,211,181,.12); color: var(--primary); font-size: .75rem; font-weight: 500; padding: .125rem .625rem; border-radius: 9999px; border: 1px solid rgba(0,211,181,.25); }
.tag-pill-accent { display: inline-block; background: rgba(255,166,48,.1); color: var(--accent); font-size: .75rem; font-weight: 500; padding: .125rem .625rem; border-radius: 9999px; border: 1px solid rgba(255,166,48,.3); }

.faq-details { border-bottom: 1px solid rgba(255,255,255,.08); padding: 1.25rem 0; }
.faq-details:first-child { border-top: 1px solid rgba(255,255,255,.08); }
.faq-details summary { display: flex; align-items: center; gap: .875rem; cursor: pointer; list-style: none; font-weight: 700; color: #fff; font-size: 1rem; }
.faq-details summary::-webkit-details-marker { display: none; }
.faq-details summary .faq-icon { margin-left: auto; flex-shrink: 0; width: 20px; height: 20px; border-radius: 50%; border: 1px solid rgba(255,255,255,.25); display: inline-flex; align-items: center; justify-content: center; transition: all .3s; font-size: .75rem; color: var(--muted); }
.faq-details[open] summary .faq-icon { transform: rotate(45deg); border-color: var(--primary); color: var(--primary); }
.faq-details .faq-answer { margin-top: .75rem; padding-left: 2.25rem; font-size: .875rem; color: var(--muted); line-height: 1.8; }
.faq-dot { width: 16px; height: 16px; background: var(--primary); border-radius: 50%; flex-shrink: 0; }

.input-custom { width: 100%; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1); border-radius: .75rem; padding: .75rem 1rem; color: #fff; transition: all .25s; }
.input-custom::placeholder { color: rgba(148,163,184,.6); }
.input-custom:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary); }

.footer-link { color: var(--muted); font-size: .875rem; transition: color .25s; }
.footer-link:hover { color: var(--primary); }

.step-connector { display: none; }
@media (min-width: 1024px) {
  .step-connector { display: block; position: absolute; top: 2.5rem; left: calc(100% - 1rem); width: 2rem; height: 1px; background: rgba(0,211,181,.35); }
}
.step-number { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 3.5rem; font-weight: 900; color: transparent; -webkit-text-stroke: 2px var(--primary); line-height: 1; }

.reward-radial { position: relative; }
.reward-radial::before { content: ''; position: absolute; top: -40px; right: -40px; width: 180px; height: 180px; background: radial-gradient(circle, rgba(0,211,181,.18) 0%, transparent 70%); border-radius: 50%; pointer-events: none; }

.empty-dashed { border: 2px dashed rgba(148,163,184,.3); border-radius: 1rem; padding: 3rem 1.5rem; text-align: center; color: var(--muted); }

.mobile-nav-drawer { position: fixed; top: 0; right: -100%; width: 320px; max-width: 85vw; height: 100vh; background: #0B0F1A; z-index: 1000; box-shadow: -8px 0 40px rgba(0,0,0,.5); transition: right .4s cubic-bezier(.4,0,.2,1); padding: 2rem 1.5rem; overflow-y: auto; }
.mobile-nav-drawer.open { right: 0; }
.drawer-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.6); backdrop-filter: blur(2px); z-index: 999; opacity: 0; pointer-events: none; transition: opacity .35s; }
.drawer-overlay.open { opacity: 1; pointer-events: auto; }

.mobile-cta-bar { position: fixed; bottom: 0; left: 0; right: 0; z-index: 50; background: rgba(0,0,0,.9); border-top: 1px solid rgba(255,255,255,.08); backdrop-filter: blur(12px); padding: .75rem 1rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
@media (min-width: 768px) { .mobile-cta-bar { display: none; } }
body { padding-bottom: 72px; }
@media (min-width: 768px) { body { padding-bottom: 0; } }

@media (max-width: 767px) {
  .nav-desktop { display: none; }
  .nav-cta-desktop { display: none; }
  .hero-title { font-size: 2.25rem; }
}

/* roulang page: article */
:root {
            --primary: #00D3B5;
            --accent: #FFA630;
            --bg: #0B0F1A;
            --surface: #151C2C;
            --surface-2: #1E2638;
            --text: #F3F6FC;
            --muted: #94A3B8;
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }
        .container-site {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 1rem;
        }
        @media (min-width: 640px) {
            .container-site {
                padding: 0 1.5rem;
            }
        }
        @media (min-width: 1024px) {
            .container-site {
                padding: 0 2rem;
            }
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            font-family: inherit;
            cursor: pointer;
        }
        .nav-link {
            position: relative;
            font-size: 0.875rem;
            font-weight: 500;
            letter-spacing: 0.1em;
            color: rgba(243, 246, 252, 0.8);
            transition: color 0.3s;
            padding: 0.5rem 0;
        }
        .nav-link:hover,
        .nav-link.active {
            color: var(--primary);
        }
        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width 0.3s;
        }
        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }
        .badge-countdown {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            padding: 0.4rem 0.9rem;
            border-radius: 9999px;
            background: rgba(255, 166, 48, 0.2);
            border: 1px solid rgba(255, 166, 48, 0.5);
            color: var(--accent);
            font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
            font-size: 0.8rem;
        }
        .badge-countdown svg {
            flex-shrink: 0;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--primary);
            color: #000;
            font-weight: 700;
            border-radius: 0.5rem;
            padding: 0.75rem 1.5rem;
            transition: all 0.3s;
            border: none;
        }
        .btn-primary:hover {
            background: var(--accent);
            box-shadow: 0 0 20px rgba(255, 166, 48, 0.3);
        }
        .btn-primary:active {
            transform: scale(0.95);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border: 2px solid rgba(255, 255, 255, 0.3);
            color: #fff;
            font-weight: 600;
            border-radius: 0.5rem;
            padding: 0.7rem 1.5rem;
            transition: all 0.3s;
            background: transparent;
        }
        .btn-ghost:hover {
            border-color: var(--primary);
            color: var(--primary);
        }
        .btn-ghost:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .tag-pill {
            display: inline-flex;
            align-items: center;
            padding: 0.3rem 0.9rem;
            font-size: 0.8rem;
            border-radius: 9999px;
            background: rgba(0, 211, 181, 0.12);
            color: var(--primary);
            border: 1px solid rgba(0, 211, 181, 0.25);
            transition: all 0.3s;
        }
        .tag-pill:hover {
            background: var(--accent);
            color: #000;
            border-color: var(--accent);
        }
        .tag-pill:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .card {
            background: var(--surface);
            border-radius: 0.75rem;
            overflow: hidden;
            transition: all 0.3s;
            border: 1px solid rgba(255, 255, 255, 0.06);
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: 0 0 0 1px rgba(0, 211, 181, 0.3), 0 20px 40px -20px rgba(0, 0, 0, 0.6);
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.85rem;
            color: #94a3b8;
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .sep {
            color: #475569;
        }
        .footer-link {
            color: #94a3b8;
            font-size: 0.875rem;
            transition: color 0.3s;
        }
        .footer-link:hover {
            color: var(--primary);
        }
        .footer-link:focus-visible {
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }
        .drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 300px;
            height: 100%;
            background: rgba(11, 15, 26, 0.98);
            z-index: 200;
            padding: 2rem;
            transition: right 0.4s ease;
            border-left: 1px solid rgba(0, 211, 181, 0.3);
        }
        .drawer.open {
            right: 0;
        }
        .drawer-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.6);
            z-index: 150;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.4s;
        }
        .drawer-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }
        .empty-state {
            border: 2px dashed rgba(255, 255, 255, 0.15);
            border-radius: 1rem;
            padding: 4rem 2rem;
            text-align: center;
            color: var(--muted);
        }
        .article-content h2 {
            font-size: 1.5rem;
            font-weight: 900;
            border-left: 4px solid var(--primary);
            padding-left: 1rem;
            margin: 2.5rem 0 1.25rem;
            line-height: 1.4;
        }
        .article-content h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin: 2rem 0 1rem;
            color: #e2e8f0;
        }
        .article-content p {
            color: #cbd5e1;
            margin-bottom: 1.25rem;
            line-height: 1.75;
        }
        .article-content a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 4px;
        }
        .article-content a:hover {
            color: var(--accent);
        }
        .article-content blockquote {
            border-left: 4px solid var(--primary);
            background: var(--surface);
            padding: 1rem 1.25rem;
            margin: 1.5rem 0;
            color: #cbd5e1;
            border-radius: 0 0.5rem 0.5rem 0;
        }
        .article-content ul,
        .article-content ol {
            padding-left: 1.25rem;
            margin: 1.25rem 0;
            color: #cbd5e1;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .article-content ul {
            list-style: disc;
        }
        .article-content ol {
            list-style: decimal;
        }
        .article-content img {
            border-radius: 0.75rem;
            margin: 2rem auto;
            max-width: 100%;
        }
        .article-content code {
            background: var(--surface-2);
            padding: 0.2rem 0.4rem;
            border-radius: 0.25rem;
            font-size: 0.875em;
            color: var(--primary);
        }
        .article-content pre {
            background: #0d1117;
            padding: 1.25rem;
            border-radius: 0.75rem;
            overflow-x: auto;
            margin: 1.5rem 0;
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .article-content pre code {
            background: transparent;
            padding: 0;
            color: #e2e8f0;
        }
        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            background: var(--surface);
            border-radius: 0.5rem;
            overflow: hidden;
        }
        .article-content th,
        .article-content td {
            padding: 0.75rem 1rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            text-align: left;
            font-size: 0.95rem;
        }
        .article-content th {
            background: var(--surface-2);
            color: #e2e8f0;
            font-weight: 700;
        }
        .meta-icon {
            width: 16px;
            height: 16px;
            flex-shrink: 0;
            opacity: 0.7;
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
            .article-content h2 {
                font-size: 1.3rem;
            }
            .article-content h3 {
                font-size: 1.1rem;
            }
        }
        @media (min-width: 769px) {
            .drawer,
            .drawer-overlay {
                display: none;
            }
        }
        .line-clamp-1 {
            overflow: hidden;
            display: -webkit-box;
            -webkit-box-orient: vertical;
            -webkit-line-clamp: 1;
        }
        .line-clamp-2 {
            overflow: hidden;
            display: -webkit-box;
            -webkit-box-orient: vertical;
            -webkit-line-clamp: 2;
        }

/* roulang page: category1 */
:root {
  --primary: #00D3B5;
  --accent: #FFA630;
  --bg: #0B0F1A;
  --surface: #151C2C;
  --surface-2: #1E2638;
  --text: #F3F6FC;
  --muted: #94A3B8;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
.container-site {
  max-width: 80rem;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1rem;
  padding-right: 1rem;
}
@media (min-width: 640px) {
  .container-site { padding-left: 1.5rem; padding-right: 1.5rem; }
}
@media (min-width: 1024px) {
  .container-site { padding-left: 2rem; padding-right: 2rem; }
}
.nav-link {
  position: relative;
  color: var(--muted);
  font-size: .875rem;
  font-weight: 500;
  letter-spacing: .08em;
  padding-bottom: 2px;
  transition: color .25s ease;
}
.nav-link:hover { color: var(--primary); }
.nav-link.active { color: #fff; }
.nav-link.active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  background: var(--primary);
  color: #000;
  font-weight: 700;
  border-radius: .5rem;
  padding: .75rem 1.5rem;
  transition: all .3s ease;
  cursor: pointer;
  border: none;
}
.btn-primary:hover {
  background: var(--accent);
  box-shadow: 0 0 20px rgba(255, 166, 48, .3);
}
.btn-primary:active { transform: scale(.95); }
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  border: 2px solid rgba(255, 255, 255, .3);
  color: #fff;
  font-weight: 500;
  border-radius: .5rem;
  padding: .7rem 1.4rem;
  transition: all .3s ease;
  cursor: pointer;
  background: transparent;
}
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-dark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  background: var(--bg);
  color: #fff;
  font-weight: 700;
  border-radius: .5rem;
  padding: .75rem 1.5rem;
  transition: all .3s ease;
  cursor: pointer;
  border: none;
}
.btn-dark:hover { background: #000; box-shadow: 0 0 20px rgba(0, 0, 0, .35); transform: translateY(-1px); }
.badge-countdown {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(255, 166, 48, .15);
  border: 1px solid rgba(255, 166, 48, .4);
  color: var(--accent);
  border-radius: 9999px;
  padding: .4rem .9rem;
  font-size: .8rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  white-space: nowrap;
}
.footer-link {
  color: var(--muted);
  font-size: .875rem;
  transition: color .25s ease;
}
.footer-link:hover { color: var(--primary); }
.tag-pill {
  display: inline-flex;
  align-items: center;
  background: rgba(0, 211, 181, .12);
  color: var(--primary);
  border-radius: 9999px;
  padding: .25rem .75rem;
  font-size: .75rem;
  font-weight: 500;
}
.section-head {
  display: flex;
  align-items: center;
  gap: .75rem;
}
.section-head::before {
  content: '';
  width: 4px;
  height: 1.5rem;
  background: var(--primary);
  border-radius: 2px;
  flex-shrink: 0;
}
.match-card {
  background: var(--surface);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, .5);
  transition: all .3s ease;
}
.match-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 0 0 1px rgba(0, 211, 181, .3), 0 20px 40px -20px rgba(0, 0, 0, .6);
}
.step-arrow { color: var(--primary); flex-shrink: 0; }
@media (max-width: 767px) {
  .step-arrow { display: none; }
}
.resource-block {
  background: var(--surface);
  border: 2px solid rgba(0, 211, 181, .4);
  border-radius: 1rem;
  padding: 1.75rem;
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  transition: border-color .3s ease, background .3s ease;
}
.resource-block:hover {
  border-color: var(--primary);
  background: var(--surface-2);
}
details.faq-item { border-bottom: 1px solid rgba(255, 255, 255, .08); padding: 1.25rem 0; }
details.faq-item:first-child { border-top: 1px solid rgba(255, 255, 255, .08); }
details.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-weight: 700;
  color: #fff;
  font-size: 1.025rem;
}
details.faq-item summary::-webkit-details-marker { display: none; }
details.faq-item summary .faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(0, 211, 181, .12);
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: transform .3s ease;
  font-size: 1.1rem;
  font-weight: 700;
}
details.faq-item[open] summary .faq-icon { transform: rotate(45deg); }
details.faq-item .faq-answer { color: var(--muted); font-size: .9rem; margin-top: .75rem; line-height: 1.75; }
.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.category-hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0, 0, 0, .82) 0%, rgba(0, 0, 0, .55) 50%, rgba(11, 15, 26, 1) 100%);
}
.cta-gradient {
  background: linear-gradient(90deg, #00D3B5 0%, #2DD4BF 65%, #5EEAD4 100%);
}
#mobile-drawer {
  transform: translateX(100%);
  transition: transform .35s ease;
}
#mobile-drawer.open { transform: translateX(0); }
.stat-num {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  color: var(--primary);
  font-weight: 700;
}

/* roulang page: category2 */
:root {
  --primary: #00D3B5;
  --accent: #FFA630;
  --bg: #0B0F1A;
  --surface: #151C2C;
  --surface-2: #1E2638;
  --text: #F3F6FC;
  --muted: #94A3B8;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--text); font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif; line-height: 1.75; }
a { color: inherit; text-decoration: none; transition: color .2s ease; }
img { max-width: 100%; display: block; }
button { cursor: pointer; }
.container-site { max-width: 1280px; margin: 0 auto; padding-left: 1rem; padding-right: 1rem; }
@media (min-width: 640px) { .container-site { padding-left: 1.5rem; padding-right: 1.5rem; } }
@media (min-width: 1024px) { .container-site { padding-left: 2rem; padding-right: 2rem; } }
.nav-link { position: relative; color: var(--muted); font-size: .9rem; font-weight: 500; letter-spacing: .12em; padding: 1.5rem 0; transition: color .2s ease; }
.nav-link:hover { color: var(--primary); }
.nav-link.active { color: var(--text); }
.nav-link.active::after { content: ''; position: absolute; left: 0; bottom: 0; width: 100%; height: 2px; background: var(--accent); }
.btn-primary { background: var(--primary); color: #0B0F1A; font-weight: 700; border-radius: 8px; transition: background .2s ease, box-shadow .2s ease, transform .2s ease; display: inline-flex; align-items: center; justify-content: center; }
.btn-primary:hover { background: var(--accent); box-shadow: 0 0 20px rgba(255,166,48,.35); }
.btn-primary:active { transform: scale(.95); }
.btn-ghost { border: 2px solid rgba(255,255,255,.3); color: #fff; border-radius: 8px; font-weight: 600; transition: border-color .2s ease, color .2s ease; display: inline-flex; align-items: center; justify-content: center; }
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }
.btn-dark { background: #0B0F1A; color: var(--primary); font-weight: 800; border-radius: 8px; transition: background .2s ease, color .2s ease, transform .2s ease; display: inline-flex; align-items: center; justify-content: center; }
.btn-dark:hover { background: #000; color: var(--accent); }
.btn-dark:active { transform: scale(.95); }
.badge-countdown { align-items: center; gap: 8px; background: rgba(255,166,48,.12); border: 1px solid rgba(255,166,48,.5); color: var(--accent); border-radius: 999px; padding: 6px 14px; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .8rem; white-space: nowrap; }
.footer-link { color: #9ca3af; font-size: .875rem; transition: color .2s ease; }
.footer-link:hover { color: var(--primary); }
.section-title { font-size: 1.8rem; line-height: 1.25; font-weight: 900; letter-spacing: -0.01em; }
.section-title::before { content: ''; display: inline-block; width: 8px; height: 1.4em; margin-right: 12px; vertical-align: -0.25em; background: var(--primary); }
@media (min-width: 768px) { .section-title { font-size: 2.4rem; } }
.category-hero { min-height: 40vh; position: relative; display: flex; align-items: center; padding-top: 6rem; padding-bottom: 3rem; }
.category-hero .overlay { position: absolute; inset: 0; background: linear-gradient(to bottom, rgba(0,0,0,.82), rgba(0,0,0,.55), var(--bg)); }
.resource-card { background: var(--surface); border-radius: 1rem; overflow: hidden; border: 1px solid rgba(255,255,255,.06); transition: transform .3s ease, box-shadow .3s ease, background .3s ease; }
.resource-card:hover { transform: translateY(-4px); box-shadow: 0 0 0 1px rgba(0,211,181,.3), 0 20px 40px -20px rgba(0,0,0,.6); background: var(--surface-2); }
.quality-block { background: var(--surface); border: 1px solid rgba(0,211,181,.25); border-radius: 1rem; padding: 1.5rem; transition: border-color .3s ease, box-shadow .3s ease; }
.quality-block:hover { border-color: rgba(0,211,181,.6); box-shadow: 0 0 0 1px rgba(0,211,181,.2), 0 16px 30px -18px rgba(0,211,181,.25); }
.step-item { position: relative; }
@media (min-width: 768px) {
  .step-line { position: absolute; top: 2.2rem; left: calc(50% + 2.5rem); width: calc(100% - 2.5rem); height: 2px; background: rgba(0,211,181,.25); }
}
.faq-item { border-left: 3px solid var(--primary); padding-left: 1.25rem; }
.cta-banner { background: linear-gradient(90deg, rgba(0,211,181,.92), rgba(255,166,48,.92)); border-radius: 1rem; }
.drawer-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 199; opacity: 0; pointer-events: none; transition: opacity .25s ease; }
.drawer-backdrop.show { opacity: 1; pointer-events: auto; }
.drawer-panel { position: fixed; top: 0; right: 0; bottom: 0; width: 300px; max-width: 85vw; background: var(--bg); z-index: 200; border-left: 1px solid rgba(0,211,181,.3); padding: 2rem 1.5rem; transform: translateX(100%); transition: transform .3s ease; box-shadow: -20px 0 40px rgba(0,0,0,.5); }
.drawer-panel.drawer-open { transform: translateX(0); }
a:focus-visible, button:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }