/* roulang page: index */
:root {
  --color-primary: #17332B;
  --color-accent: #C89B5F;
  --color-bg: #F5F1E8;
  --color-dark: #0F211C;
  --color-teal: #7FA89E;
  --color-brown: #6B4F3C;
  --color-success: #3E7C59;
  --color-info: #C89B5F;
  --color-error: #A44A3A;
  --color-text-dark: #2B2B26;
  --color-text-light: #E8E2D6;
  --color-text-muted: #8A8578;
  --color-card-bg: #FBF8F1;
  --color-border: #E4DCCB;
  --radius-card: 16px;
  --radius-small: 10px;
  --radius-btn: 999px;
  --radius-input: 12px;
  --shadow-card: 0 4px 20px rgba(23,51,43,0.06);
  --shadow-hover: 0 12px 32px rgba(23,51,43,0.12);
  --shadow-dark: 0 8px 30px rgba(0,0,0,0.35);
  --space-section: 96px;
  --space-mobile: 64px;
  --container: 1200px;
  --font-main: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-dark);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: 1rem; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }

/* ===== Buttons ===== */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; border-radius: var(--radius-btn); padding: 14px 32px; font-weight: 600; font-size: 0.95rem; transition: all 0.3s ease; border: 1px solid transparent; line-height: 1.4; }
.btn-primary { background: var(--color-accent); color: #241A10; }
.btn-primary:hover { background: #DDB27A; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(200,155,95,0.3); }
.btn-primary:active { transform: scale(0.98); }
.btn-primary:focus { outline: 2px solid rgba(200,155,95,0.5); outline-offset: 2px; }
.btn-outline { background: transparent; border: 1px solid var(--color-accent); color: var(--color-accent); }
.btn-outline:hover { background: rgba(200,155,95,0.1); }
.btn-outline:focus { outline: 2px solid rgba(200,155,95,0.4); outline-offset: 2px; }
.btn-dark { background: var(--color-primary); color: #F1E4C9; }
.btn-dark:hover { background: #1F473A; transform: translateY(-2px); }
.btn-dark:focus { outline: 2px solid rgba(23,51,43,0.5); outline-offset: 2px; }
.btn-lg { padding: 16px 42px; font-size: 1.05rem; }

/* ===== Badges ===== */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border-radius: var(--radius-btn); font-size: 0.75rem; font-weight: 500; line-height: 1.5; }
.badge-light { background: transparent; border: 1px solid var(--color-teal); color: var(--color-primary); }
.badge-dark { background: rgba(255,255,255,0.08); border: 1px solid rgba(200,155,95,0.5); color: #F1E4C9; }
.badge-accent { background: rgba(200,155,95,0.15); border: 1px solid var(--color-accent); color: var(--color-brown); }

/* ===== Header ===== */
.site-header { position: fixed; top: 16px; left: 0; right: 0; z-index: 1000; pointer-events: none; }
.navbar { pointer-events: auto; max-width: 1200px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; background: rgba(15,33,28,0.85); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-radius: var(--radius-btn); padding: 10px 24px; border: 1px solid rgba(200,155,95,0.25); box-shadow: 0 8px 32px rgba(0,0,0,0.25); margin-left: 20px; margin-right: 20px; }
.navbar-logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 1.15rem; color: #F1E4C9; letter-spacing: 0.02em; }
.navbar-logo svg { width: 22px; height: 22px; color: var(--color-accent); }
.navbar-menu { display: flex; align-items: center; gap: 4px; }
.navbar-menu a { display: block; padding: 8px 16px; border-radius: 999px; font-size: 0.9rem; color: rgba(232,226,214,0.85); transition: all 0.25s ease; }
.navbar-menu a:hover { background: rgba(200,155,95,0.12); color: #F1E4C9; }
.navbar-menu a.active { color: var(--color-accent); font-weight: 600; background: rgba(200,155,95,0.12); }
.navbar-cta { padding: 8px 20px; border-radius: 999px; background: var(--color-accent); color: #241A10; font-weight: 600; font-size: 0.85rem; transition: all 0.25s ease; }
.navbar-cta:hover { background: #fff; color: var(--color-brown); }
.navbar-toggle { display: none; flex-direction: column; gap: 4px; padding: 8px; cursor: pointer; }
.navbar-toggle span { width: 22px; height: 2px; background: #F1E4C9; border-radius: 2px; transition: all 0.3s ease; }
.navbar-toggle.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.navbar-toggle.open span:nth-child(2) { opacity: 0; }
.navbar-toggle.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Mobile nav panel */
.mobile-nav { display: none; position: fixed; top: 76px; left: 20px; right: 20px; z-index: 999; background: rgba(15,33,28,0.96); border-radius: 16px; padding: 24px; border: 1px solid rgba(200,155,95,0.25); shadow: var(--shadow-dark); }
.mobile-nav.show { display: block; }
.mobile-nav a { display: block; padding: 12px 16px; color: #E8E2D6; font-size: 1rem; border-radius: 10px; transition: all 0.2s ease; }
.mobile-nav a:hover { background: rgba(200,155,95,0.12); color: var(--color-accent); }
.mobile-nav a.active { color: var(--color-accent); font-weight: 600; }
.mobile-nav .nav-cta-mobile { margin-top: 16px; text-align: center; background: var(--color-accent); color: #241A10; border-radius: 999px; font-weight: 600; }

/* ===== Hero ===== */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; background: var(--color-dark); overflow: hidden; }
.hero-bg { position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-1.jpg'); background-size: cover; background-position: center; opacity: 0.35; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(15,33,28,0.7) 0%, rgba(15,33,28,0.85) 60%, #F5F1E8 100%); }
.hero-glow { position: absolute; top: -100px; right: -80px; width: 500px; height: 500px; background: radial-gradient(circle, rgba(200,155,95,0.18) 0%, transparent 70%); pointer-events: none; }
.hero-grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px); background-size: 60px 60px; pointer-events: none; }
.hero-inner { position: relative; z-index: 2; display: grid; grid-template-columns: 58% 42%; gap: 40px; align-items: center; padding: 160px 0 80px; }
.hero-content { padding-left: 20px; }
.hero-eyebrow { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 20px; }
.hero-eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--color-accent); }
.hero h1 { font-size: clamp(2.4rem, 5.5vw, 3.8rem); font-weight: 800; line-height: 1.2; letter-spacing: 0.02em; color: #F1E4C9; margin-bottom: 20px; }
.hero h1 .accent { color: var(--color-accent); }
.hero-sub { font-size: 1.1rem; color: rgba(232,226,214,0.85); max-width: 500px; margin-bottom: 32px; line-height: 1.6; }
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-trust { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-visual { position: relative; padding-right: 20px; }
.hero-visual-card { border-radius: 16px; overflow: hidden; border: 1px solid rgba(200,155,95,0.4); box-shadow: 0 8px 30px rgba(0,0,0,0.35), 0 0 40px rgba(200,155,95,0.08); }
.hero-visual-card img { width: 100%; height: 420px; object-fit: cover; }
.hero-float-badge { position: absolute; bottom: -18px; left: 24px; background: rgba(15,33,28,0.9); border: 1px solid rgba(200,155,95,0.35); border-radius: 12px; padding: 10px 20px; display: flex; align-items: center; gap: 10px; box-shadow: var(--shadow-dark); }
.hero-float-badge svg { color: var(--color-accent); width: 20px; height: 20px; }
.hero-float-badge span { color: #E8E2D6; font-size: 0.85rem; font-weight: 500; }

/* ===== Section general ===== */
.section { padding: var(--space-section) 0; }
.section-title-wrap { max-width: 720px; margin-bottom: 48px; }
.section-title-wrap.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-kicker { display: inline-block; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-accent); margin-bottom: 12px; }
.section h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 700; line-height: 1.3; color: var(--color-text-dark); margin-bottom: 12px; }
.section-desc { font-size: 1rem; color: var(--color-text-muted); line-height: 1.7; }
.section-dark { background: var(--color-dark); }
.section-dark .section h2 { color: #F1E4C9; }
.section-dark .section-desc { color: rgba(232,226,214,0.7); }

/* ===== Pain Section ===== */
.pain-section { background: var(--color-bg); }
.pain-section .section-title-wrap { margin-bottom: 56px; }
.pain-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: start; }
.pain-card { background: #FFFFFF; border-left: 4px solid var(--color-primary); border-radius: var(--radius-card); padding: 32px 28px; box-shadow: var(--shadow-card); transition: all 0.3s ease; position: relative; }
.pain-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.pain-card.offset-down { margin-top: 24px; }
.pain-card .pain-num { font-size: 2.2rem; font-weight: 300; color: var(--color-accent); line-height: 1; margin-bottom: 16px; }
.pain-card h3 { font-size: 1.15rem; font-weight: 600; margin-bottom: 8px; color: var(--color-text-dark); }
.pain-card p { font-size: 0.9rem; color: var(--color-text-muted); line-height: 1.6; }
.pain-card .pain-img { margin-top: 20px; border-radius: var(--radius-small); overflow: hidden; }
.pain-card .pain-img img { height: 140px; width: 100%; object-fit: cover; }

/* ===== Solution Section ===== */
.solution-section { background: #FFFFFF; }
.solution-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.solution-info h3 { font-size: 1.25rem; font-weight: 600; color: var(--color-primary); margin-bottom: 20px; }
.solution-list { display: flex; flex-direction: column; gap: 20px; }
.solution-list-item { display: flex; align-items: flex-start; gap: 14px; }
.solution-list-item .icon { width: 36px; height: 36px; border-radius: 50%; background: rgba(23,51,43,0.06); display: flex; align-items: center; justify-content: center; color: var(--color-primary); flex-shrink: 0; }
.solution-list-item .icon svg { width: 18px; height: 18px; }
.solution-list-item .txt strong { display: block; font-size: 0.95rem; font-weight: 600; color: var(--color-text-dark); margin-bottom: 2px; }
.solution-list-item .txt span { font-size: 0.85rem; color: var(--color-text-muted); line-height: 1.5; }
.solution-visual { position: relative; }
.solution-visual .main-img { border-radius: var(--radius-card); overflow: hidden; box-shadow: var(--shadow-hover); }
.solution-visual .main-img img { width: 100%; height: 360px; object-fit: cover; }
.solution-float-card { position: absolute; bottom: 20px; left: -20px; background: rgba(15,33,28,0.88); border: 1px solid rgba(200,155,95,0.35); border-radius: 12px; padding: 14px 20px; display: flex; align-items: center; gap: 10px; box-shadow: var(--shadow-dark); }
.solution-float-card svg { color: var(--color-accent); width: 18px; height: 18px; }
.solution-float-card span { color: #E8E2D6; font-size: 0.85rem; font-weight: 500; }
.solution-float-card.top { bottom: auto; top: 20px; left: auto; right: -16px; }
.solution-float-card .badge-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--color-success); }

/* ===== Data Section ===== */
.data-section { background: var(--color-primary); position: relative; overflow: hidden; }
.data-section::before { content: ''; position: absolute; top: -100px; right: -100px; width: 400px; height: 400px; background: radial-gradient(circle, rgba(200,155,95,0.15) 0%, transparent 70%); }
.data-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; position: relative; z-index: 1; }
.data-item { text-align: center; padding: 48px 24px; border-right: 1px solid rgba(255,255,255,0.1); }
.data-item:last-child { border-right: none; }
.data-item .data-line { display: block; width: 24px; height: 2px; background: var(--color-accent); margin: 0 auto 16px; }
.data-item .data-num { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; color: var(--color-accent); line-height: 1.1; }
.data-item .data-label { font-size: 0.8rem; color: rgba(232,226,214,0.6); margin-top: 8px; letter-spacing: 0.05em; }

/* ===== Ranking Section ===== */
.ranking-section { background: var(--color-bg); }
.ranking-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.ranking-card { background: #FFFFFF; border-radius: var(--radius-card); border: 1px solid var(--color-border); overflow: hidden; transition: all 0.3s ease; display: flex; flex-direction: column; }
.ranking-card:hover { border-color: var(--color-accent); box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.ranking-card .rank-img { position: relative; height: 180px; overflow: hidden; }
.ranking-card .rank-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.ranking-card:hover .rank-img img { transform: scale(1.05); }
.ranking-card .rank-tag { position: absolute; top: 12px; left: 12px; background: rgba(15,33,28,0.8); border: 1px solid rgba(200,155,95,0.4); border-radius: 999px; padding: 4px 12px; font-size: 0.75rem; color: #F1E4C9; }
.ranking-card .rank-body { padding: 20px 24px 24px; flex: 1; display: flex; flex-direction: column; }
.ranking-card .rank-body h3 { font-size: 1.1rem; font-weight: 600; color: var(--color-text-dark); margin-bottom: 6px; }
.ranking-card .rank-body .rank-area { font-size: 0.8rem; color: var(--color-accent); margin-bottom: 10px; }
.ranking-card .rank-body p { font-size: 0.85rem; color: var(--color-text-muted); line-height: 1.6; flex: 1; }
.ranking-card .rank-foot { display: flex; align-items: center; justify-content: space-between; margin-top: 16px; padding-top: 16px; border-top: 1px solid #F0EBDF; }
.ranking-card .rank-score { font-size: 1rem; font-weight: 700; color: var(--color-primary); }
.ranking-card .rank-score span { font-size: 0.75rem; color: var(--color-text-muted); font-weight: 400; }

/* ===== Testimonials ===== */
.testimonials-section { background: #FFFFFF; }
.testimonials-wrap { position: relative; }
.testimonial-main { max-width: 680px; margin: 0 auto 32px; background: var(--color-card-bg); border-radius: var(--radius-card); border-top: 3px solid var(--color-accent); padding: 40px 40px 32px; position: relative; box-shadow: var(--shadow-card); }
.testimonial-main::before { content: '\201C'; position: absolute; top: 12px; left: 24px; font-size: 3rem; color: rgba(200,155,95,0.4); font-family: Georgia, serif; }
.testimonial-main .quote { font-size: 1.05rem; line-height: 1.8; color: var(--color-text-dark); margin-bottom: 16px; }
.testimonial-main .author { display: flex; align-items: center; gap: 12px; }
.testimonial-main .author .avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--color-primary); color: #F1E4C9; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.9rem; }
.testimonial-main .author .info strong { font-size: 0.9rem; display: block; }
.testimonial-main .author .info span { font-size: 0.8rem; color: var(--color-text-muted); }
.testimonial-side-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 900px; margin: 0 auto; }
.testimonial-card { background: var(--color-card-bg); border-radius: var(--radius-card); border-top: 3px solid var(--color-accent); padding: 24px; box-shadow: var(--shadow-card); transition: all 0.3s ease; }
.testimonial-card:hover { box-shadow: var(--shadow-hover); }
.testimonial-card.offset-up { transform: translateY(-16px); }
.testimonial-card.offset-down { transform: translateY(16px); }
.testimonial-card .quote { font-size: 0.9rem; line-height: 1.7; color: var(--color-text-dark); margin-bottom: 12px; overflow: hidden; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; }
.testimonial-card .author { display: flex; align-items: center; gap: 10px; }
.testimonial-card .author .avatar { width: 32px; height: 32px; border-radius: 50%; background: var(--color-teal); color: var(--color-primary); display: flex; align-items: center; justify-content: center; font-weight: 600; font-size: 0.8rem; }
.testimonial-card .author .info strong { font-size: 0.85rem; display: block; }
.testimonial-card .author .info span { font-size: 0.75rem; color: var(--color-text-muted); }

/* ===== News Section ===== */
.news-section { background: var(--color-bg); }
.news-wrap { display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px; }
.news-list { display: flex; flex-direction: column; gap: 0; }
.news-item { display: flex; align-items: baseline; gap: 20px; padding: 20px 0; border-bottom: 1px solid var(--color-border); transition: all 0.2s ease; }
.news-item:first-child { padding-top: 0; }
.news-item:hover { padding-left: 8px; }
.news-item .news-date { font-size: 0.8rem; color: var(--color-text-muted); white-space: nowrap; width: 80px; }
.news-item .news-content { flex: 1; }
.news-item .news-content h3 { font-size: 1rem; font-weight: 600; color: var(--color-text-dark); margin-bottom: 4px; }
.news-item .news-content h3 a:hover { color: var(--color-accent); }
.news-item .news-content p { font-size: 0.85rem; color: var(--color-text-muted); line-height: 1.5; }
.news-item .news-badge { font-size: 0.7rem; padding: 3px 10px; border-radius: 999px; background: rgba(200,155,95,0.12); color: var(--color-brown); white-space: nowrap; }
.news-sidebar .sidebar-block { background: #FFFFFF; border-radius: var(--radius-card); border: 1px solid var(--color-border); padding: 24px; margin-bottom: 24px; }
.news-sidebar .sidebar-block h3 { font-size: 1rem; font-weight: 600; color: var(--color-text-dark); margin-bottom: 16px; padding-bottom: 12px; border-bottom: 2px solid var(--color-accent); }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-cloud a { padding: 6px 16px; border-radius: 999px; background: var(--color-bg); border: 1px solid var(--color-border); font-size: 0.8rem; color: var(--color-text-dark); transition: all 0.25s ease; }
.tag-cloud a:hover { background: var(--color-accent); color: #241A10; border-color: var(--color-accent); }
.sidebar-hot-list { display: flex; flex-direction: column; gap: 12px; }
.sidebar-hot-list a { font-size: 0.88rem; color: var(--color-text-dark); padding: 8px 12px; background: var(--color-bg); border-radius: 8px; transition: all 0.2s ease; }
.sidebar-hot-list a:hover { background: rgba(200,155,95,0.1); color: var(--color-brown); }

/* ===== CTA Section ===== */
.cta-section { position: relative; background: var(--color-dark); padding: 120px 0; overflow: hidden; text-align: center; }
.cta-section .cta-bg { position: absolute; inset: 0; background-image: url('/assets/images/backpic/back-2.jpg'); background-size: cover; background-position: center; opacity: 0.25; }
.cta-section .cta-overlay { position: absolute; inset: 0; background: radial-gradient(ellipse at center, rgba(200,155,95,0.12) 0%, transparent 60%); }
.cta-ripple { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 600px; height: 600px; border-radius: 50%; border: 1px solid rgba(200,155,95,0.15); pointer-events: none; }
.cta-ripple::before { content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 400px; height: 400px; border-radius: 50%; border: 1px solid rgba(200,155,95,0.1); }
.cta-ripple::after { content: ''; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 200px; height: 200px; border-radius: 50%; border: 1px solid rgba(200,155,95,0.15); }
.cta-content { position: relative; z-index: 1; }
.cta-content h2 { font-size: clamp(1.8rem, 3.5vw, 2.4rem); font-weight: 700; color: #F1E4C9; margin-bottom: 12px; }
.cta-content p { font-size: 1rem; color: rgba(232,226,214,0.75); margin-bottom: 32px; }

/* ===== FAQ ===== */
.faq-section { background: #FFFFFF; }
.faq-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.faq-item { background: var(--color-bg); border-radius: var(--radius-card); border: 1px solid var(--color-border); overflow: hidden; transition: all 0.3s ease; }
.faq-item:hover { border-color: rgba(200,155,95,0.4); }
.faq-item.open { border-color: var(--color-accent); box-shadow: var(--shadow-card); }
.faq-q { display: flex; align-items: center; gap: 14px; padding: 20px 24px; cursor: pointer; }
.faq-q .q-icon { width: 28px; height: 28px; border-radius: 50%; background: rgba(200,155,95,0.15); color: var(--color-brown); display: flex; align-items: center; justify-content: center; font-size: 0.85rem; font-weight: 700; flex-shrink: 0; }
.faq-q .q-text { flex: 1; font-size: 0.95rem; font-weight: 600; color: var(--color-text-dark); }
.faq-q .q-arrow { width: 20px; height: 20px; color: var(--color-text-muted); transition: transform 0.3s ease; flex-shrink: 0; }
.faq-item.open .q-arrow { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-a-inner { padding: 0 24px 20px 66px; font-size: 0.88rem; color: var(--color-text-muted); line-height: 1.7; }
.faq-a-inner::before { content: 'A'; font-weight: 700; color: var(--color-accent); margin-right: 6px; }
.faq-more { text-align: center; margin-top: 32px; font-size: 0.85rem; color: var(--color-text-muted); }
.faq-more a { color: var(--color-accent); font-weight: 500; }
.faq-more a:hover { text-decoration: underline; }

/* ===== Footer ===== */
.site-footer { background: var(--color-primary); position: relative; }
.site-footer::before { content: ''; display: block; height: 1px; background: linear-gradient(90deg, transparent, rgba(200,155,95,0.5), transparent); }
.footer-top { padding: 64px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; }
.footer-brand .footer-logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 1.2rem; color: #F1E4C9; margin-bottom: 12px; }
.footer-brand .footer-logo svg { color: var(--color-accent); }
.footer-brand p { font-size: 0.85rem; color: rgba(232,226,214,0.6); line-height: 1.6; margin-bottom: 16px; }
.footer-brand .footer-beian { font-size: 0.7rem; color: rgba(232,226,214,0.35); }
.footer-col h3 { font-size: 0.9rem; font-weight: 600; color: #F1E4C9; margin-bottom: 16px; }
.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col a { font-size: 0.85rem; color: rgba(232,226,214,0.65); transition: all 0.2s ease; }
.footer-col a:hover { color: var(--color-accent); }
.footer-col .footer-contact li { font-size: 0.85rem; color: rgba(232,226,214,0.65); display: flex; align-items: center; gap: 8px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 20px 0; text-align: center; font-size: 0.8rem; color: rgba(232,226,214,0.4); }

/* ===== Responsive ===== */
@media (max-width: 1200px) {
  .hero-inner { grid-template-columns: 55% 45%; padding: 140px 20px 60px; }
  .hero-visual-card img { height: 360px; }
  .ranking-grid { gap: 16px; }
}
@media (max-width: 992px) {
  .navbar-menu { display: none; }
  .navbar-cta { display: none; }
  .navbar-toggle { display: flex; }
  .hero-inner { grid-template-columns: 1fr; padding-top: 140px; }
  .hero-content { padding-left: 0; }
  .hero-visual { padding-right: 0; margin-top: 40px; }
  .hero-visual-card img { height: 320px; }
  .pain-grid { grid-template-columns: 1fr; }
  .pain-card.offset-down { margin-top: 0; }
  .solution-wrap { grid-template-columns: 1fr; gap: 40px; }
  .data-grid { grid-template-columns: repeat(2, 1fr); }
  .data-item:nth-child(2) { border-right: none; }
  .data-item:nth-child(n+3) { border-top: 1px solid rgba(255,255,255,0.1); }
  .ranking-grid { grid-template-columns: 1fr; gap: 20px; }
  .testimonial-side-wrap { grid-template-columns: 1fr; }
  .testimonial-card.offset-up, .testimonial-card.offset-down { transform: none; }
  .news-wrap { grid-template-columns: 1fr; gap: 32px; }
  .faq-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}
@media (max-width: 768px) {
  .section { padding: var(--space-mobile) 0; }
  .navbar { margin-left: 12px; margin-right: 12px; padding: 8px 16px; }
  .navbar-logo { font-size: 1rem; }
  .hero-inner { padding: 120px 16px 48px; }
  .hero h1 { font-size: clamp(2rem, 6vw, 2.8rem); }
  .hero-sub { font-size: 0.95rem; }
  .hero-ctas .btn { width: 100%; }
  .solution-float-card { left: 0; }
  .solution-float-card.top { right: 0; }
  .cta-section { padding: 80px 0; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 520px) {
  .data-grid { grid-template-columns: 1fr; }
  .data-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); padding: 32px 16px; }
  .data-item:last-child { border-bottom: none; }
  .news-item { flex-wrap: wrap; gap: 8px; }
  .news-item .news-date { width: 100%; }
  .section-title-wrap { margin-bottom: 32px; }
  .testimonial-main { padding: 32px 24px 24px; }
  .btn { padding: 12px 24px; }
}