/* roulang page: index */
:root{--brand-900:#01261D;--brand-700:#065A43;--brand-500:#0E9F6E;--brand-400:#17C3A0;--brand-300:#31D9C0;--accent-500:#FF6B35;--accent-400:#FF8A5C;--bg-dark:#0B120F;--bg-dark-soft:#132019;--bg-light:#F5F6F3;--surface:#FFFFFF;--ink:#132019;--ink-2:#5A6B62;--line:#E3E8E5}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter','PingFang SC','Microsoft YaHei','Noto Sans SC',sans-serif;color:var(--ink);background:var(--bg-light);line-height:1.6;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto;display:block}
button{cursor:pointer}
.container-site{max-width:80rem;margin-left:auto;margin-right:auto;padding-left:1rem;padding-right:1rem}
@media(min-width:768px){.container-site{padding-left:1.5rem;padding-right:1.5rem}}
@media(min-width:1024px){.container-site{padding-left:2rem;padding-right:2rem}}
.no-scrollbar::-webkit-scrollbar{display:none}
.no-scrollbar{-ms-overflow-style:none;scrollbar-width:none}
.section-title{font-size:2rem;font-weight:800;line-height:1.3;letter-spacing:-0.01em}
@media(max-width:768px){.section-title{font-size:1.5rem}}
.section-sub{font-size:1rem;color:var(--ink-2);margin-top:0.5rem}
.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:0.375rem;background:linear-gradient(135deg,#0E9F6E,#17C3A0 60%,#31D9C0);color:#fff;font-weight:700;border-radius:0.625rem;padding:0.75rem 1.5rem;box-shadow:0 10px 24px rgba(14,159,110,0.3);transition:all .2s ease;border:none}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(14,159,110,0.4);filter:brightness(1.05)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;gap:0.375rem;background:transparent;color:var(--brand-500);font-weight:700;border-radius:0.625rem;padding:0.75rem 1.5rem;border:1px solid var(--brand-500);transition:all .2s ease}
.btn-outline:hover{background:rgba(14,159,110,0.08)}
.btn-outline:active{transform:translateY(1px)}
.btn-accent{display:inline-flex;align-items:center;justify-content:center;gap:0.375rem;background:linear-gradient(135deg,#FF6B35,#FF8A5C);color:#fff;font-weight:700;border-radius:0.625rem;padding:0.75rem 1.5rem;box-shadow:0 10px 24px rgba(255,107,53,0.35);transition:all .2s ease;border:none}
.btn-accent:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,107,53,0.45)}
.btn-accent:active{transform:translateY(0)}
.btn-white-outline{display:inline-flex;align-items:center;justify-content:center;gap:0.375rem;background:transparent;color:#fff;font-weight:700;border-radius:0.625rem;padding:0.75rem 1.5rem;border:1px solid rgba(255,255,255,0.6);transition:all .2s ease}
.btn-white-outline:hover{background:rgba(255,255,255,0.1);border-color:#fff}
.badge{display:inline-block;padding:0.25rem 0.75rem;border-radius:999px;font-size:0.75rem;font-weight:700;letter-spacing:0.02em}
.badge-brand{background:rgba(14,159,110,0.12);color:var(--brand-700)}
.badge-accent{background:rgba(255,107,53,0.12);color:var(--accent-500)}
.card-hover{transition:transform .2s ease,box-shadow .2s ease}
.card-hover:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(6,41,32,0.16)}
.focus-ring:focus-visible{outline:none;box-shadow:0 0 0 3px var(--accent-400),0 0 0 6px rgba(255,138,92,0.25)}
#site-header{position:fixed;top:0;left:0;right:0;z-index:50}
#site-header .nav-inner{background:transparent;border-bottom:1px solid transparent;transition:background .3s ease,box-shadow .3s ease,border-color .3s ease}
#site-header .nav-link{color:rgba(255,255,255,0.92);transition:color .3s}
#site-header .nav-logo{color:#fff;transition:color .3s}
#site-header .nav-text{color:rgba(255,255,255,0.8)}
#site-header .nav-btn{background:rgba(255,255,255,0.15)}
#site-header.header-scrolled .nav-inner{background:#fff;box-shadow:0 8px 30px rgba(6,41,32,0.08);border-bottom-color:var(--line)}
#site-header.header-scrolled .nav-link{color:var(--ink)}
#site-header.header-scrolled .nav-logo{color:var(--brand-900)}
#site-header.header-scrolled .nav-text{color:var(--ink-2)}
#site-header.header-scrolled .nav-btn{background:rgba(14,159,110,0.1)}
body:not(.home-page) #site-header .nav-inner{background:#fff;border-bottom-color:var(--line)}
body:not(.home-page) #site-header .nav-link{color:var(--ink)}
body:not(.home-page) #site-header .nav-logo{color:var(--brand-900)}
body:not(.home-page) #site-header .nav-text{color:var(--ink-2)}
body:not(.home-page) #site-header .nav-btn{background:rgba(14,159,110,0.1)}
.nav-link{font-weight:500;font-size:0.9375rem;padding:0.375rem 0;position:relative}
.nav-link::after{content:'';position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--brand-500);transition:width .3s ease;border-radius:2px}
.nav-link:hover{color:var(--brand-500)!important}
.nav-link:hover::after{width:100%}
.nav-link.active{font-weight:700}
.nav-link.active::after{width:100%}
.faq-item{border-bottom:1px solid var(--line);transition:background .2s}
.faq-item:last-child{border-bottom:none}
.faq-question{display:flex;align-items:center;justify-content:space-between;padding:1.25rem 0;cursor:pointer;font-size:1.0625rem;font-weight:700;color:var(--ink);transition:color .2s}
.faq-question:hover{color:var(--brand-500)}
.faq-plus{width:2rem;height:2rem;flex-shrink:0;display:flex;align-items:center;justify-content:center;border-radius:50%;background:rgba(14,159,110,0.1);color:var(--brand-500);font-size:1.25rem;transition:transform .3s ease;margin-left:1rem}
.faq-item.open .faq-plus{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-answer-inner{padding-bottom:1.5rem;color:var(--ink-2);font-size:0.9375rem;line-height:1.8}
.news-list-item{display:flex;align-items:center;gap:1.25rem;padding:1.5rem 0;border-bottom:1px solid var(--line)}
.news-list-item:last-child{border-bottom:none}
.news-list-item .news-cat{flex-shrink:0}
.news-list-item .news-content{flex:1;min-width:0}
.news-list-item .news-meta{flex-shrink:0;display:flex;align-items:center;gap:0.75rem}
@media(max-width:768px){
.news-list-item{flex-direction:column;align-items:flex-start;gap:0.5rem}
.news-list-item .news-meta{width:100%}
}
.cover-card{position:relative;border-radius:1.25rem;overflow:hidden;background:var(--bg-dark-soft)}
.cover-card img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.cover-card:hover img{transform:scale(1.05)}
.cover-card-overlay{position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(1,26,19,0.85));opacity:0;transition:opacity .3s}
.cover-card:hover .cover-card-overlay{opacity:1}
.horizontal-scroll{display:flex;overflow-x:auto;gap:1.25rem;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch}
.horizontal-scroll>div{scroll-snap-align:start;flex-shrink:0}
.social-proof{background:var(--bg-dark);position:relative;overflow:hidden}
.social-proof::before{content:'';position:absolute;top:-50%;left:-20%;width:60%;height:200%;background:radial-gradient(circle,rgba(14,159,110,0.15),transparent 70%);pointer-events:none}
.stat-number{font-size:2.25rem;font-weight:900;line-height:1.2;background:linear-gradient(135deg,#17C3A0,#31D9C0);-webkit-background-clip:text;background-clip:text;color:transparent;font-variant-numeric:tabular-nums}
@media(max-width:768px){.stat-number{font-size:1.5rem}}
.tag-pill{display:inline-block;padding:0.375rem 1rem;border-radius:999px;font-size:0.8125rem;font-weight:600;border:1px solid var(--line);background:#fff;color:var(--ink-2);transition:all .2s}
.tag-pill:hover{border-color:var(--brand-500);color:var(--brand-500);background:rgba(14,159,110,0.05)}
.tag-pill.active{background:var(--brand-500);border-color:var(--brand-500);color:#fff}
.modal-overlay{display:none;position:fixed;inset:0;z-index:100;align-items:center;justify-content:center;background:rgba(11,18,15,0.7);backdrop-filter:blur(4px)}
.modal-overlay.open{display:flex}
.modal-box{background:#fff;border-radius:1.25rem;width:100%;max-width:26rem;margin:1rem;padding:2.5rem;box-shadow:0 24px 60px rgba(0,0,0,0.25);animation:modalIn .25s ease}
@keyframes modalIn{from{transform:translateY(20px) scale(0.98);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}
.form-input{width:100%;height:48px;border-radius:0.625rem;border:1px solid var(--line);padding:0 1rem;font-size:0.9375rem;transition:border-color .2s,box-shadow .2s;background:#fff;color:var(--ink)}
.form-input:focus{outline:none;border-color:var(--brand-500);box-shadow:0 0 0 3px rgba(14,159,110,0.15)}
.form-input::placeholder{color:#9AA8A0}
.form-label{display:block;font-size:0.875rem;font-weight:600;color:var(--ink);margin-bottom:0.375rem}

/* roulang page: category1 */
:root {
  --brand-900: #01261D;
  --brand-700: #065A43;
  --brand-500: #0E9F6E;
  --brand-400: #17C3A0;
  --brand-300: #31D9C0;
  --accent-500: #FF6B35;
  --accent-400: #FF8A5C;
  --bg-dark: #0B120F;
  --bg-dark-soft: #132019;
  --bg-light: #F5F6F3;
  --surface: #FFFFFF;
  --ink: #132019;
  --ink-2: #5A6B62;
  --line: #E3E8E5;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: Inter, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--bg-light);
  color: var(--ink);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; }

.container-site {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1rem;
}
@media (min-width: 768px) {
  .container-site { padding: 0 1.5rem; }
}
@media (min-width: 1024px) {
  .container-site { padding: 0 2rem; }
}

/* ===== 导航 ===== */
#site-header { position: sticky; top: 0; z-index: 50; }
.nav-inner { background: #fff; border-bottom: 1px solid var(--line); transition: all .3s ease; }
#site-header.scrolled .nav-inner { box-shadow: 0 8px 30px rgba(6,41,32,.08); }
.nav-link {
  position: relative;
  font-weight: 500;
  color: var(--ink);
  padding: .375rem 0;
  transition: color .2s;
}
.nav-link:hover { color: var(--brand-500); }
.nav-link.active { color: var(--brand-500); font-weight: 700; }
.nav-link.active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(135deg, var(--brand-500), var(--brand-300));
}
.nav-text { color: var(--ink-2); transition: color .2s; }
.nav-text:hover { color: var(--brand-500); }

/* ===== 按钮 ===== */
.btn-primary, .btn-accent, .btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  font-weight: 700;
  border-radius: .625rem;
  transition: all .25s ease;
  cursor: pointer;
  text-decoration: none;
  border: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--brand-500), var(--brand-300));
  color: #fff;
  box-shadow: 0 10px 24px rgba(14,159,110,.25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(14,159,110,.35); color: #fff; }
.btn-primary:active { transform: translateY(0); }
.btn-accent {
  background: linear-gradient(135deg, var(--accent-500), var(--accent-400));
  color: #fff;
  box-shadow: 0 10px 24px rgba(255,107,53,.35);
}
.btn-accent:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(255,107,53,.45); color: #fff; }
.btn-accent:active { transform: translateY(0); }
.btn-outline {
  background: transparent;
  color: var(--brand-500);
  border: 1px solid var(--brand-500);
}
.btn-outline:hover { background: rgba(14,159,110,.08); color: var(--brand-500); }
.btn-outline-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  font-weight: 700;
  border-radius: .625rem;
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.7);
  transition: all .25s;
}
.btn-outline-light:hover { background: rgba(255,255,255,.1); color: #fff; border-color: #fff; transform: translateY(-2px); }

/* ===== 徽章与标签 ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .375rem;
  padding: .25rem .75rem;
  border-radius: 999px;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  font-size: .8125rem;
  font-weight: 600;
  backdrop-filter: blur(8px);
}
.tag {
  display: inline-flex;
  align-items: center;
  padding: .5rem 1.25rem;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--line);
  color: var(--ink-2);
  font-size: .875rem;
  font-weight: 600;
  transition: all .2s;
  text-decoration: none;
}
.tag:hover { border-color: var(--brand-400); color: var(--brand-500); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(6,41,32,.08); }
.tag.active { background: linear-gradient(135deg, var(--brand-500), var(--brand-400)); color: #fff; border-color: transparent; box-shadow: 0 8px 20px rgba(14,159,110,.25); }

/* ===== 区块标题 ===== */
.section-head h2 { font-size: 2rem; font-weight: 800; line-height: 1.3; color: var(--ink); }
.section-head p { color: var(--ink-2); margin-top: .5rem; }
@media (max-width: 768px) { .section-head h2 { font-size: 1.5rem; } }

/* ===== 卡片 ===== */
.match-card {
  background: var(--surface);
  border-radius: 1.25rem;
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(6,41,32,.08);
  transition: all .2s ease;
  text-decoration: none;
  display: block;
}
.match-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(6,41,32,.16); }
.match-card .cover-wrap { position: relative; overflow: hidden; aspect-ratio: 16/10; }
.match-card .cover-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.match-card:hover .cover-wrap img { transform: scale(1.05); }
.match-card .play-icon {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%,-50%) scale(.6);
  width: 3rem; height: 3rem;
  background: rgba(255,255,255,.9);
  border-radius: 999px;
  display: flex; align-items: center; justify-content: center;
  color: var(--brand-700);
  opacity: 0;
  transition: all .3s ease;
}
.match-card:hover .play-icon { opacity: 1; transform: translate(-50%,-50%) scale(1); }

/* ===== Banner统计卡 ===== */
.banner-stat {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 1rem;
  padding: 1.25rem 1.5rem;
  backdrop-filter: blur(10px);
}
.stat-num {
  font-variant-numeric: tabular-nums;
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.2;
  color: #fff;
}

/* ===== FAQ ===== */
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item:last-child { border-bottom: none; }
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1rem;
  background: none;
  border: none;
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
  text-align: left;
  gap: 1rem;
  transition: color .2s;
}
.faq-question:hover { color: var(--brand-500); }
.faq-icon {
  width: 2rem; height: 2rem;
  flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  border-radius: 999px;
  background: rgba(14,159,110,.1);
  transition: all .3s;
}
.faq-item.active .faq-icon { background: var(--brand-500); color: #fff; transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  padding: 0 1rem;
  color: var(--ink-2);
  font-size: .9375rem;
  line-height: 1.8;
  transition: max-height .3s ease, padding .3s ease;
}
.faq-item.active .faq-answer { max-height: 300px; padding-bottom: 1.25rem; }

/* ===== 焦点状态 ===== */
a:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent-400);
  outline-offset: 2px;
  border-radius: .25rem;
}

/* ===== 移动端抽屉 ===== */
.drawer {
  position: fixed;
  top: 0;
  right: -100%;
  width: 75vw;
  max-width: 320px;
  height: 100%;
  background: #fff;
  z-index: 100;
  transition: right .3s ease;
  box-shadow: -10px 0 30px rgba(0,0,0,.1);
}
.drawer.open { right: 0; }
.drawer-overlay { transition: opacity .3s; }

/* ===== 通道Banner ===== */
.channel-banner {
  position: relative;
  overflow: hidden;
}
.channel-banner .bg-layer {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}
.channel-banner .mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(1,38,29,.94), rgba(11,18,15,.7) 60%, rgba(11,18,15,.45));
}
.channel-banner h1 {
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 900;
  line-height: 1.15;
  color: #fff;
}
.channel-banner .subtitle {
  font-size: 1.125rem;
  color: rgba(255,255,255,.78);
  max-width: 36rem;
  margin-top: 1rem;
  line-height: 1.75;
}

/* ===== 步骤卡 ===== */
.step-card {
  background: var(--surface);
  border-radius: 1.25rem;
  padding: 2rem 1.75rem;
  box-shadow: 0 8px 30px rgba(6,41,32,.06);
  transition: all .25s;
}
.step-card:hover { transform: translateY(-4px); box-shadow: 0 16px 40px rgba(6,41,32,.12); }
.step-num {
  width: 2.75rem; height: 2.75rem;
  border-radius: .875rem;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, var(--brand-500), var(--brand-300));
  box-shadow: 0 8px 20px rgba(14,159,110,.25);
}

/* ===== CTA ===== */
.cta-section {
  position: relative;
  overflow: hidden;
}
.cta-section .bg-layer {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
}
.cta-section .mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(1,38,29,.9), rgba(11,18,15,.75));
}

/* ===== 页脚 ===== */
footer a { transition: color .2s; }
footer a:hover { color: var(--brand-300); }

/* roulang page: article */
:root {
            --brand-900: #01261D;
            --brand-700: #065A43;
            --brand-500: #0E9F6E;
            --brand-400: #17C3A0;
            --brand-300: #31D9C0;
            --accent-500: #FF6B35;
            --accent-400: #FF8A5C;
            --bg-dark: #0B120F;
            --bg-dark-soft: #132019;
            --bg-light: #F5F6F3;
            --surface: #FFFFFF;
            --ink: #132019;
            --ink-2: #5A6B62;
            --line: #E3E8E5;
            --gradient-brand: linear-gradient(135deg, #0E9F6E, #17C3A0 60%, #31D9C0);
            --gradient-cta: linear-gradient(135deg, #FF6B35, #FF8A5C);
            --shadow-card: 0 8px 30px rgba(6, 41, 32, 0.08);
            --shadow-card-hover: 0 16px 40px rgba(6, 41, 32, 0.16);
            --radius-lg: 1.25rem;
            --radius-md: 0.875rem;
            --radius-sm: 0.625rem;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: 'Inter', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            background: var(--bg-light);
            color: var(--ink);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s;
        }

        button {
            font-family: inherit;
            cursor: pointer;
        }

        .container-site {
            width: 100%;
            max-width: 80rem;
            margin-left: auto;
            margin-right: auto;
            padding-left: 1rem;
            padding-right: 1rem;
        }

        @media (min-width: 768px) {
            .container-site {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }

        @media (min-width: 1024px) {
            .container-site {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        .nav-inner {
            position: sticky;
            top: 0;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--line);
            z-index: 50;
            transition: box-shadow .3s;
        }

        .nav-inner.scrolled {
            box-shadow: 0 8px 30px rgba(1, 38, 29, 0.08);
        }

        .nav-logo {
            color: var(--brand-900);
            letter-spacing: -0.02em;
        }

        .nav-link {
            font-size: .9375rem;
            font-weight: 600;
            color: var(--ink-2);
            padding: .5rem .625rem;
            border-radius: .5rem;
            transition: color .2s, background .2s;
        }

        .nav-link:hover {
            color: var(--brand-500);
        }

        .nav-link.active {
            color: var(--brand-700);
            font-weight: 700;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            font-weight: 700;
            border-radius: .625rem;
            color: #fff;
            background: linear-gradient(135deg, #0E9F6E, #17C3A0 60%, #31D9C0);
            box-shadow: 0 10px 24px rgba(14, 159, 110, 0.3);
            transition: transform .2s, box-shadow .2s, filter .2s;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 32px rgba(14, 159, 110, 0.4);
            filter: brightness(1.05);
        }

        .btn-primary:active {
            transform: translateY(0);
        }

        .btn-primary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 138, 92, 0.5);
        }

        .btn-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            font-weight: 700;
            border-radius: .625rem;
            color: #fff;
            background: linear-gradient(135deg, #FF6B35, #FF8A5C);
            box-shadow: 0 10px 24px rgba(255, 107, 53, 0.35);
            transition: transform .2s, box-shadow .2s, filter .2s;
        }

        .btn-accent:hover {
            transform: translateY(-2px);
            box-shadow: 0 14px 32px rgba(255, 107, 53, 0.45);
            filter: brightness(1.05);
        }

        .btn-accent:active {
            transform: translateY(0);
        }

        .btn-accent:focus-visible {
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.5);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            font-weight: 700;
            border-radius: .625rem;
            border: 1px solid var(--brand-500);
            color: var(--brand-500);
            background: transparent;
            transition: background .2s, transform .2s, box-shadow .2s;
        }

        .btn-secondary:hover {
            background: rgba(14, 159, 110, 0.08);
            transform: translateY(-2px);
        }

        .btn-secondary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 3px rgba(14, 159, 110, 0.25);
        }

        .btn-outline-white {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .5rem;
            font-weight: 700;
            border-radius: .625rem;
            border: 1px solid rgba(255, 255, 255, 0.75);
            color: #fff;
            background: rgba(255, 255, 255, 0.06);
            transition: background .2s, transform .2s, border-color .2s;
        }

        .btn-outline-white:hover {
            background: rgba(255, 255, 255, 0.16);
            border-color: #fff;
            transform: translateY(-2px);
        }

        .btn-outline-white:focus-visible {
            outline: none;
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
        }

        .btn-lg {
            padding: .875rem 2rem;
            font-size: 1.0625rem;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: .3rem;
            border-radius: 999px;
            background: linear-gradient(135deg, var(--brand-500), var(--brand-400));
            color: #fff;
            font-size: .75rem;
            font-weight: 700;
            padding: .3rem .75rem;
            line-height: 1.2;
        }

        .tag-pill {
            display: inline-flex;
            align-items: center;
            gap: .4rem;
            padding: .4rem .9rem;
            border-radius: 999px;
            background: var(--surface);
            border: 1px solid var(--line);
            color: var(--ink-2);
            font-size: .875rem;
            font-weight: 500;
            transition: all .2s;
        }

        .tag-pill:hover {
            border-color: var(--brand-500);
            color: var(--brand-500);
        }

        .tag-pill-active {
            background: var(--brand-500);
            border-color: var(--brand-500);
            color: #fff;
        }

        .tag-pill-active:hover {
            color: #fff;
        }

        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: .4rem;
            font-size: .8125rem;
            font-weight: 700;
            color: var(--brand-500);
            letter-spacing: .03em;
            text-transform: uppercase;
        }

        .section-tag::before {
            content: '';
            width: 8px;
            height: 8px;
            border-radius: 999px;
            background: linear-gradient(135deg, var(--brand-500), var(--brand-300));
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 1rem;
            margin-bottom: 2rem;
        }

        .section-title {
            font-size: 1.5rem;
            font-weight: 800;
            line-height: 1.3;
            color: var(--brand-900);
        }

        @media (max-width: 768px) {
            .section-head {
                flex-direction: column;
                align-items: flex-start;
                gap: .75rem;
            }
            .section-title {
                font-size: 1.375rem;
            }
        }

        .card-cover {
            background: var(--surface);
            border: 1px solid var(--line);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: transform .3s, box-shadow .3s, border-color .3s;
        }

        .card-cover:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
            border-color: transparent;
        }

        .card-cover img {
            transition: transform .5s ease;
        }

        .card-cover:hover img {
            transform: scale(1.06);
        }

        .content-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 2rem;
            box-shadow: var(--shadow-card);
        }

        @media (max-width: 640px) {
            .content-card {
                padding: 1.25rem;
                border-radius: 1rem;
            }
        }

        .faq-list {
            border: 1px solid var(--line);
            border-radius: var(--radius-lg);
            background: var(--surface);
            overflow: hidden;
        }

        .faq-item {
            border-bottom: 1px solid var(--line);
        }

        .faq-item:last-child {
            border-bottom: 0;
        }

        .faq-item summary {
            list-style: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            padding: 1.25rem 1.5rem;
            font-size: 1.0625rem;
            font-weight: 700;
            color: var(--ink);
            transition: background .2s, color .2s;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:hover {
            background: var(--bg-light);
            color: var(--brand-700);
        }

        .faq-item summary::after {
            content: '+';
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            width: 1.8rem;
            height: 1.8rem;
            border-radius: 999px;
            background: rgba(14, 159, 110, 0.1);
            color: var(--brand-500);
            font-size: 1.25rem;
            font-weight: 400;
            transition: transform .3s, background .3s, color .3s;
        }

        .faq-item[open] summary {
            border-bottom: 1px solid var(--line);
        }

        .faq-item[open] summary::after {
            transform: rotate(45deg);
            background: var(--brand-500);
            color: #fff;
        }

        .faq-answer {
            padding: 0 1.5rem 1.25rem;
            font-size: .9375rem;
            line-height: 1.8;
            color: var(--ink-2);
        }

        .article-hero {
            background-size: cover;
            background-position: center;
            color: #fff;
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: .5rem;
            font-size: .8125rem;
            color: rgba(255, 255, 255, 0.7);
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.75);
            transition: color .2s;
        }

        .breadcrumb a:hover {
            color: #fff;
        }

        .breadcrumb .current {
            color: rgba(255, 255, 255, 0.95);
            font-weight: 600;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: .75rem;
        }

        .article-meta .badge {
            background: rgba(255, 255, 255, 0.18);
            backdrop-filter: blur(6px);
            color: #fff;
        }

        .article-meta span {
            font-size: .8125rem;
            color: rgba(255, 255, 255, 0.75);
            display: inline-flex;
            align-items: center;
            gap: .4rem;
        }

        .article-body {
            font-size: 1.125rem;
            line-height: 1.9;
            color: var(--ink);
        }

        .article-body > *:last-child {
            margin-bottom: 0;
        }

        .article-body h2 {
            font-size: 1.5rem;
            font-weight: 800;
            margin: 2em 0 .9em;
            line-height: 1.3;
            color: var(--brand-900);
        }

        .article-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin: 1.6em 0 .7em;
            line-height: 1.35;
            color: var(--brand-900);
        }

        .article-body p {
            margin: 0 0 1.5em;
        }

        .article-body a {
            color: var(--brand-500);
            border-bottom: 1px solid rgba(14, 159, 110, 0.3);
            transition: all .2s;
        }

        .article-body a:hover {
            border-color: var(--brand-500);
            color: var(--brand-700);
        }

        .article-body img {
            border-radius: 1rem;
            margin: 2rem auto;
            box-shadow: var(--shadow-card);
        }

        .article-body blockquote {
            margin: 1.75rem 0;
            padding: 1rem 1.5rem;
            border-left: 3px solid var(--brand-500);
            background: #F0F5F2;
            border-radius: 0 .5rem .5rem 0;
            color: var(--ink-2);
        }

        .article-body ul,
        .article-body ol {
            margin: 1.5rem 0;
            padding-left: 1.5rem;
            display: grid;
            gap: .5rem;
        }

        .article-body ul {
            list-style: disc;
        }

        .article-body ol {
            list-style: decimal;
        }

        .article-body li::marker {
            color: var(--brand-500);
            font-weight: 700;
        }

        .article-body table {
            width: 100%;
            border-collapse: collapse;
            margin: 2rem 0;
            font-size: .9375rem;
        }

        .article-body th,
        .article-body td {
            border: 1px solid var(--line);
            padding: .75rem 1rem;
            text-align: left;
            vertical-align: top;
        }

        .article-body th {
            background: var(--bg-light);
            font-weight: 700;
            color: var(--brand-900);
        }

        .article-body hr {
            border: 0;
            border-top: 1px solid var(--line);
            margin: 2.5rem 0;
        }

        .article-body code {
            background: var(--bg-light);
            border-radius: .375rem;
            padding: .2rem .4rem;
            font-size: .875em;
        }

        .bg-page {
            background: var(--bg-light);
        }

        .bg-dark {
            background: var(--bg-dark);
        }

        .bg-dark-soft {
            background: var(--bg-dark-soft);
        }

        .text-muted {
            color: var(--ink-2);
        }

        .text-brand {
            color: var(--brand-500);
        }

        .mobile-drawer {
            position: fixed;
            top: 0;
            right: 0;
            width: 75vw;
            max-width: 320px;
            height: 100vh;
            background: var(--surface);
            z-index: 120;
            padding: 1.5rem;
            transform: translateX(100%);
            transition: transform .3s ease;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
        }

        .mobile-drawer.open {
            transform: translateX(0);
        }

        .mobile-link {
            display: block;
            padding: .875rem .25rem;
            border-bottom: 1px solid var(--line);
            font-weight: 600;
            color: var(--ink);
            transition: color .2s;
        }

        .mobile-link:hover {
            color: var(--brand-500);
        }

        .mobile-link.active {
            color: var(--brand-500);
        }

        .mobile-overlay {
            position: fixed;
            inset: 0;
            background: rgba(1, 38, 29, 0.55);
            z-index: 110;
            opacity: 0;
            pointer-events: none;
            transition: opacity .3s;
        }

        .mobile-overlay.open {
            opacity: 1;
            pointer-events: auto;
        }

        @media (min-width: 1024px) {
            .mobile-drawer,
            .mobile-overlay {
                display: none;
            }
        }

        .modal {
            position: fixed;
            inset: 0;
            z-index: 200;
            display: none;
            align-items: center;
            justify-content: center;
            padding: 1rem;
        }

        .modal.open {
            display: flex;
        }

        .modal-backdrop {
            position: absolute;
            inset: 0;
            background: rgba(1, 38, 29, 0.65);
            backdrop-filter: blur(4px);
        }

        .modal-content {
            position: relative;
            width: 100%;
            max-width: 420px;
            background: var(--surface);
            border-radius: var(--radius-lg);
            padding: 2rem;
            box-shadow: 0 24px 60px rgba(1, 38, 29, 0.25);
        }

        .modal-close {
            position: absolute;
            top: 1rem;
            right: 1rem;
            width: 2.25rem;
            height: 2.25rem;
            border: 0;
            border-radius: 999px;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.375rem;
            color: var(--ink-2);
            transition: background .2s, color .2s;
        }

        .modal-close:hover {
            background: #e5ede8;
            color: var(--ink);
        }

        .modal-logo {
            width: 3.5rem;
            height: 3.5rem;
            border-radius: 1rem;
            background: var(--gradient-brand);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.5rem;
            font-weight: 900;
            box-shadow: 0 10px 24px rgba(14, 159, 110, 0.3);
            margin-bottom: .75rem;
        }

        .input-field {
            width: 100%;
            height: 48px;
            border: 1px solid var(--line);
            border-radius: var(--radius-sm);
            padding: 0 1rem;
            font-size: 1rem;
            color: var(--ink);
            background: #fff;
            transition: border-color .2s, box-shadow .2s;
        }

        .input-field::placeholder {
            color: #9AA8A0;
        }

        .input-field:focus {
            outline: none;
            border-color: var(--brand-500);
            box-shadow: 0 0 0 3px rgba(14, 159, 110, 0.12);
        }

        .empty-state {
            border: 2px dashed var(--line);
            border-radius: var(--radius-lg);
            background: var(--surface);
            text-align: center;
            padding: 4rem 2rem;
        }

        .empty-icon {
            width: 4.5rem;
            height: 4.5rem;
            margin: 0 auto 1.25rem;
            border-radius: 999px;
            background: var(--bg-light);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--ink-2);
        }

        .share-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 2.5rem;
            height: 2.5rem;
            border: 1px solid var(--line);
            border-radius: 999px;
            color: var(--ink-2);
            background: var(--surface);
            transition: all .2s;
        }

        .share-btn:hover {
            color: var(--brand-500);
            border-color: var(--brand-500);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(14, 159, 110, 0.12);
        }

        @media (max-width: 640px) {
            .article-body {
                font-size: 1.0625rem;
                line-height: 1.85;
            }
            .faq-item summary {
                padding: 1rem 1.25rem;
                font-size: 1rem;
            }
            .faq-answer {
                padding: 0 1.25rem 1rem;
                font-size: .875rem;
            }
            .modal-content {
                padding: 1.5rem;
            }
        }