:root {
  --orange: #ff6b35;
  --orange-dark: #f45d27;
  --orange-soft: #fff5f0;
  --orange-muted: #fff8f4;
  --ink: #1f2937;
  --text: #5f6877;
  --muted: #9299a5;
  --line: #eee9e4;
  --dark: #111827;
  --white: #fff;
  --shadow: 0 14px 36px rgba(31, 41, 55, .08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--ink); background: #fff; font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif; }
button, input, select { font: inherit; }
button { cursor: pointer; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
.container { width: min(1180px, calc(100% - 40px)); margin: 0 auto; }
.section { padding: 96px 0; }
.section.muted { background: var(--orange-muted); }
.center { margin-top: 38px; text-align: center; }

.navbar { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.96); box-shadow: 0 2px 16px rgba(0,0,0,.04); }
.nav-inner { height: 80px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo img { display: block; width: auto; height: 56px; }
.nav-links { display: flex; gap: 4px; }
.nav-links a { padding: 10px 18px; border-radius: 999px; color: #4b5563; font-size: 16px; font-weight: 700; }
.nav-links a:hover, .nav-links a.active { color: #fff; background: var(--orange); }
.nav-actions { display: flex; gap: 12px; align-items: center; }
.login { color: #4b5563; font-size: 15px; font-weight: 700; }
.btn { display: inline-flex; min-height: 44px; padding: 11px 22px; align-items: center; justify-content: center; border: 2px solid transparent; border-radius: 999px; font-weight: 800; }
.btn.orange { color: #fff; background: var(--orange); box-shadow: 0 10px 24px rgba(255,107,53,.24); }
.btn.orange:hover { background: var(--orange-dark); }
.btn.outline { color: var(--orange); border-color: var(--orange); background: #fff; }
.menu-toggle { display: none; width: 42px; height: 42px; border: 0; border-radius: 12px; background: var(--orange-soft); align-items: center; justify-content: center; flex-direction: column; gap: 5px; }
.menu-toggle span { width: 20px; height: 2px; border-radius: 9px; background: var(--orange); }
.mobile-nav { display: none; padding: 8px 20px 18px; border-top: 1px solid var(--line); background: #fff; }
.mobile-nav a { display: block; padding: 11px 8px; color: #4b5563; font-weight: 700; }
.mobile-nav.open { display: block; }

.case-hero { min-height: 610px; display: flex; align-items: center; overflow: hidden; background: linear-gradient(135deg, #fff 0%, #fff7f2 58%, #ffe2d3 100%); }
.hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 70px; align-items: center; padding: 74px 0; }
.eyebrow { display: inline-flex; color: var(--orange); font-size: 12px; font-weight: 900; letter-spacing: 2px; }
.case-hero h1, .listing-hero h1 { margin: 15px 0 8px; color: var(--orange); font-size: 22px; }
.case-hero h2 { margin: 0; color: var(--ink); font-size: clamp(40px, 4.7vw, 66px); line-height: 1.2; letter-spacing: -2px; }
.case-hero h2 em { color: var(--orange); font-style: normal; }
.case-hero p { max-width: 650px; margin: 25px 0 0; color: var(--text); font-size: 17px; line-height: 1.9; }
.hero-actions { display: flex; gap: 13px; margin-top: 32px; }
.hero-proof-card { position: relative; padding: 45px; overflow: hidden; border-radius: 28px; color: #fff; background: linear-gradient(145deg, #ff6b35, #ff8a50); box-shadow: 0 28px 55px rgba(255,107,53,.25); }
.hero-proof-card::after { content: ""; position: absolute; width: 240px; height: 240px; right: -90px; top: -100px; border: 42px solid rgba(255,255,255,.15); border-radius: 50%; }
.hero-proof-card > * { position: relative; z-index: 2; }
.hero-proof-card > span { font-size: 12px; font-weight: 800; letter-spacing: 1px; opacity: .8; }
.hero-proof-card h3 { margin: 15px 0 25px; font-size: 29px; line-height: 1.55; }
.hero-proof-card ol { margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 12px; list-style: none; }
.hero-proof-card li { padding: 14px; border-radius: 13px; background: rgba(255,255,255,.13); font-size: 14px; font-weight: 700; }

.section-head { margin-bottom: 45px; text-align: center; }
.section-head h2 { margin: 0; color: var(--ink); font-size: 38px; font-weight: 900; }
.section-head h2 span { color: var(--orange); }
.section-head p { max-width: 680px; margin: 15px auto 0; color: #6b7280; line-height: 1.8; }
.filter-box, .teacher-filter-box { padding: 22px 25px; margin-bottom: 30px; border: 1px solid var(--line); border-radius: 20px; background: #fff; box-shadow: 0 8px 25px rgba(31,41,55,.04); }
.filter-box input, .teacher-filter-box input { width: 100%; height: 48px; padding: 0 17px; margin-bottom: 12px; border: 1px solid #e4dfdb; border-radius: 12px; outline: none; color: var(--ink); }
.filter-box input:focus, .teacher-filter-box input:focus { border-color: var(--orange); box-shadow: 0 0 0 3px rgba(255,107,53,.1); }
.filter-row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; padding: 8px 0; }
.filter-row b { width: 76px; color: #7b818b; font-size: 13px; }
.filter-row button { padding: 7px 13px; color: #5f6877; border: 0; border-radius: 999px; background: transparent; }
.filter-row button.active, .filter-row button:hover { color: #fff; background: var(--orange); }

.case-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.case-card { overflow: hidden; border: 1px solid var(--line); border-radius: 22px; background: #fff; box-shadow: 0 10px 28px rgba(31,41,55,.06); transition: .22s; }
.case-card:hover { transform: translateY(-5px); border-color: #ffd6c3; box-shadow: 0 18px 40px rgba(255,107,53,.12); }
.case-image { display: block; height: 235px; overflow: hidden; background: var(--orange-soft); }
.case-image img { width: 100%; height: 100%; display: block; object-fit: cover; object-position: top center; transition: .3s; }
.case-card:hover .case-image img { transform: scale(1.025); }
.case-content { padding: 23px; }
.case-meta { color: var(--muted); font-size: 12px; }
.case-content h3 { margin: 9px 0; font-size: 22px; }
.case-content h3 a:hover { color: var(--orange); }
.case-content > p { min-height: 72px; margin: 0; color: var(--text); font-size: 14px; line-height: 1.75; }
.tags { display: flex; flex-wrap: wrap; gap: 7px; margin: 17px 0; }
.tags span, .qualification-tags span { display: inline-flex; padding: 5px 10px; border-radius: 999px; color: var(--orange); background: var(--orange-soft); font-size: 11px; font-weight: 700; }
.case-proof { padding: 13px; margin-bottom: 17px; border-radius: 12px; background: #faf8f6; }
.case-proof b, .case-proof span { display: block; }
.case-proof b { color: var(--orange); font-size: 11px; }
.case-proof span { margin-top: 6px; color: #596273; font-size: 12px; line-height: 1.6; }
.card-link { color: var(--orange); font-size: 13px; font-weight: 900; }
.card-link span { margin-left: 5px; }
.empty-state { display: none; padding: 55px; text-align: center; color: var(--muted); border: 1px dashed #e0d5ce; border-radius: 18px; background: #fff; }
.empty-state.show { display: block; }

.verification-section { color: #fff; background: linear-gradient(135deg, #ff6b35, #ff8a50); }
.verification-grid { display: grid; grid-template-columns: .75fr 1.25fr; gap: 70px; align-items: center; }
.verification-section .eyebrow { color: #fff; opacity: .75; }
.verification-section h2 { margin: 13px 0; font-size: 40px; line-height: 1.4; }
.verification-section p { color: rgba(255,255,255,.82); line-height: 1.9; }
.verification-steps { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.verification-steps article { padding: 25px; border: 1px solid rgba(255,255,255,.2); border-radius: 18px; background: rgba(255,255,255,.11); }
.verification-steps b { color: #fff1e8; font-size: 12px; }
.verification-steps h3 { margin: 18px 0 7px; }
.verification-steps p { margin: 0; font-size: 13px; }

.teacher-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-bottom: 20px; }
.teacher-card { overflow: hidden; border: 1px solid var(--line); border-radius: 20px; background: #fff; box-shadow: 0 10px 26px rgba(31,41,55,.06); transition: .22s; }
.teacher-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.teacher-image { display: block; height: 230px; overflow: hidden; background: var(--orange-soft); }
.teacher-image img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.teacher-content { padding: 21px; }
.teacher-content h3 { margin: 0 0 6px; font-size: 20px; }
.teacher-line { color: var(--orange) !important; font-weight: 700; }
.teacher-content p { min-height: 42px; margin: 8px 0; color: var(--text); font-size: 13px; line-height: 1.7; }

.booking-section { padding: 90px 0; background: #fff; }
.booking-box { padding: 55px 60px; display: grid; grid-template-columns: 1fr 1fr; gap: 70px; align-items: center; border-radius: 28px; color: #fff; background: var(--dark); }
.booking-box > div > span { color: #ff9b75; font-size: 11px; font-weight: 900; letter-spacing: 2px; }
.booking-box h2 { margin: 14px 0; font-size: 36px; line-height: 1.45; }
.booking-box p { color: #9ca3af; line-height: 1.8; }
.booking-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.booking-form label.wide, .booking-form button, .booking-form small { grid-column: 1/-1; }
.booking-form label span { display: block; margin-bottom: 6px; color: #c5cbd4; font-size: 11px; }
.booking-form input, .booking-form select { width: 100%; height: 45px; padding: 0 12px; color: #fff; border: 1px solid rgba(255,255,255,.14); border-radius: 10px; outline: 0; background: rgba(255,255,255,.07); }
.booking-form select option { color: var(--ink); }
.booking-form button { height: 46px; color: #fff; border: 0; border-radius: 999px; background: var(--orange); font-weight: 900; }
.booking-form small { color: #7e8794; text-align: center; }

.listing-hero { padding: 90px 0 75px; text-align: center; background: linear-gradient(135deg, #fff, #fff1e8); }
.listing-hero h1 { margin-top: 16px; color: var(--ink); font-size: 48px; }
.listing-hero p { color: var(--text); font-size: 16px; }
.orange-hero { color: #fff; background: linear-gradient(135deg, #ff6b35, #ff8a50); }
.orange-hero .eyebrow, .orange-hero h1, .orange-hero p { color: #fff; }

.detail-hero { padding: 68px 0; background: linear-gradient(135deg, #fff, #fff4ed); }
.detail-hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 70px; align-items: center; }
.breadcrumbs { display: flex; gap: 8px; margin-bottom: 35px; color: var(--muted); font-size: 12px; }
.breadcrumbs a:hover { color: var(--orange); }
.detail-hero h1, .teacher-detail-hero h1 { margin: 14px 0 6px; color: var(--orange); font-size: 21px; }
.detail-hero h2, .teacher-detail-hero h2 { margin: 0; color: var(--ink); font-size: clamp(34px, 4vw, 55px); line-height: 1.3; }
.detail-hero p { color: var(--text); line-height: 1.9; }
.detail-cover { max-height: 520px; overflow: hidden; border: 10px solid #fff; border-radius: 28px; box-shadow: var(--shadow); }
.detail-cover img { width: 100%; height: 100%; display: block; object-fit: cover; object-position: top; }
.hero-tags { margin-top: 23px; }
.detail-facts { padding: 25px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.fact-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.fact-grid div { padding: 10px 28px; text-align: center; border-right: 1px solid var(--line); }
.fact-grid div:last-child { border: 0; }
.fact-grid b, .fact-grid span { display: block; }
.fact-grid b { color: var(--muted); font-size: 11px; }
.fact-grid span { margin-top: 7px; font-size: 18px; font-weight: 900; }
.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 65px; align-items: start; }
.article-main > section { padding: 0 0 42px; margin-bottom: 42px; border-bottom: 1px solid var(--line); }
.article-main > section:last-child { border: 0; }
.section-number { display: inline-block; color: var(--orange); font-size: 11px; font-weight: 900; }
.article-main h2 { margin: 7px 0 20px; font-size: 28px; }
.article-main p, .article-main li { color: var(--text); font-size: 15px; line-height: 1.95; }
.article-main ul, .article-main ol { padding-left: 23px; }
.article-main li { margin-bottom: 8px; }
.timeline { list-style: none; padding-left: 0 !important; }
.timeline li { position: relative; padding: 15px 18px 15px 44px; margin-bottom: 10px; border-radius: 13px; background: #faf8f6; }
.timeline li::before { content: ""; position: absolute; left: 20px; top: 23px; width: 9px; height: 9px; border-radius: 50%; background: var(--orange); }
.result-box, .source-box { padding: 25px; border-radius: 18px; background: var(--orange-soft); }
.result-box ul { margin: 0; }
.source-box p { margin: 5px 0; }
.source-box a { display: inline-block; margin-top: 13px; color: var(--orange); font-weight: 900; }
.section-intro { color: var(--muted) !important; font-size: 13px !important; }
.evidence-gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.evidence-gallery figure { margin: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 16px; background: #fff; }
.evidence-gallery button { width: 100%; padding: 0; border: 0; background: #fff; }
.evidence-gallery img { width: 100%; height: 270px; display: block; object-fit: contain; background: #faf8f6; }
.evidence-gallery figcaption { padding: 10px 13px; color: var(--muted); font-size: 11px; }
.sticky-card { position: sticky; top: 105px; padding: 26px; border: 1px solid var(--line); border-radius: 20px; background: #fff; box-shadow: var(--shadow); }
.sticky-card > span { color: var(--orange); font-size: 10px; font-weight: 900; letter-spacing: 1px; }
.sticky-card h3 { margin: 10px 0; font-size: 24px; }
.sticky-card p, .sticky-card li { color: var(--text); font-size: 13px; line-height: 1.7; }
.sticky-card ul { padding-left: 20px; margin-bottom: 22px; }
.sticky-card .btn { width: 100%; }

.teacher-detail-hero { padding: 70px 0; background: var(--orange-soft); }
.teacher-detail-grid { display: grid; grid-template-columns: 380px 1fr; gap: 65px; align-items: center; }
.teacher-detail-photo { height: 470px; overflow: hidden; border: 10px solid #fff; border-radius: 28px; box-shadow: var(--shadow); }
.teacher-detail-photo img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.teacher-subtitle { color: var(--orange); font-size: 16px; font-weight: 900; }
.qualification-tags { display: flex; flex-wrap: wrap; gap: 9px; margin: 23px 0; }

.rich-hero { min-height: 710px; display: flex; align-items: center; overflow: hidden; background: linear-gradient(135deg, #fff 0%, #fff6f1 58%, #ffe0d0 100%); }
.rich-hero-grid { display: grid; grid-template-columns: 1.08fr .92fr; gap: 70px; align-items: center; padding: 72px 0; }
.rich-hero-copy h1 { margin: 18px 0 20px; color: var(--ink); font-size: clamp(40px, 4.5vw, 64px); line-height: 1.28; letter-spacing: -2px; }
.rich-hero-copy > p { color: var(--text); font-size: 16px; line-height: 2; }
.rich-profile { overflow: hidden; border-radius: 30px; background: #fff; box-shadow: 0 28px 60px rgba(255,107,53,.18); }
.rich-profile > img { width: 100%; max-height: 520px; display: block; object-fit: contain; background: #fff; }
.rich-profile > div { padding: 22px 27px; color: #fff; background: var(--orange); }
.rich-profile b, .rich-profile span { display: block; }
.rich-profile b { font-size: 23px; }
.rich-profile span { margin-top: 6px; opacity: .82; font-size: 13px; }
.rich-stats { padding: 23px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; }
.rich-layout { display: grid; grid-template-columns: minmax(0,1fr) 310px; gap: 70px; align-items: start; }
.rich-kicker { color: var(--orange); font-size: 11px; font-weight: 900; letter-spacing: 2px; }
.rich-main > h2 { margin: 13px 0 45px; color: var(--ink); font-size: 42px; line-height: 1.45; }
.rich-main > h2 em { color: var(--orange); font-style: normal; }
.story-block { padding: 35px 0; border-top: 1px solid var(--line); }
.story-block > span { color: var(--orange); font-size: 11px; font-weight: 900; letter-spacing: .7px; }
.story-block h3 { margin: 10px 0 18px; font-size: 25px; }
.story-block p, .story-block li { color: var(--text); font-size: 15px; line-height: 1.95; }
.story-block ul, .story-block ol { padding-left: 24px; }
.rich-result { padding: 95px 0; color: #fff; background: linear-gradient(135deg, #ff6b35, #ff8a50); }
.section-head.light h2, .section-head.light p, .section-head.light span { color: #fff; }
.result-columns { display: grid; grid-template-columns: 1.25fr .75fr; gap: 25px; }
.result-feature { padding: 35px; border-radius: 22px; background: rgba(255,255,255,.13); }
.result-feature h3 { margin: 0 0 14px; font-size: 31px; line-height: 1.45; }
.result-feature p, .result-feature li { color: rgba(255,255,255,.86); line-height: 1.85; }
.result-data { display: grid; gap: 12px; }
.result-data div { padding: 24px; border-radius: 18px; color: var(--ink); background: #fff; }
.result-data b, .result-data span { display: block; }
.result-data b { color: var(--muted); font-size: 11px; }
.result-data span { margin-top: 7px; color: var(--orange); font-size: 23px; font-weight: 900; }
.rich-evidence { background: #fff; }
.evidence-gallery.large { grid-template-columns: repeat(3, 1fr); }
.evidence-gallery.large img { height: 310px; }
.rich-fit { background: var(--orange-muted); }
.fit-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.fit-grid article { padding: 34px; border: 1px solid var(--line); border-radius: 22px; background: #fff; }
.fit-grid article:first-child { border-top: 5px solid var(--orange); }
.fit-grid article:last-child { border-top: 5px solid #8c96a4; }
.fit-grid article > b { font-size: 20px; }
.fit-grid li { margin: 12px 0; color: var(--text); line-height: 1.8; }
.source-section { background: #fff; }
.source-section .source-box { max-width: 920px; margin: 0 auto; }

.teacher-rich-hero { min-height: 690px; display: flex; align-items: center; background: linear-gradient(135deg, #fff, #fff3eb); }
.teacher-rich-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 75px; align-items: center; padding: 70px 0; }
.teacher-rich-grid h1 { margin: 15px 0 6px; color: var(--orange); font-size: 23px; }
.teacher-rich-grid h2 { margin: 0; font-size: clamp(38px, 4vw, 58px); line-height: 1.35; }
.teacher-rich-grid > div:first-child > p { color: var(--text); font-size: 16px; line-height: 1.95; }
.teacher-rich-photo { height: 540px; overflow: hidden; border: 10px solid #fff; border-radius: 30px; box-shadow: var(--shadow); }
.teacher-rich-photo img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.teacher-video-section { color: #fff; background: var(--dark); }
.teacher-video-wrap { display: grid; grid-template-columns: 1.35fr .65fr; gap: 35px; align-items: center; }
.teacher-video-wrap video { width: 100%; max-height: 620px; border-radius: 22px; background: #000; box-shadow: 0 25px 55px rgba(0,0,0,.35); }
.teacher-video-wrap h3 { font-size: 30px; line-height: 1.45; }
.teacher-video-wrap p { color: #aeb6c2; line-height: 1.9; }

.footer { color: #fff; background: var(--dark); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.3fr; gap: 45px; padding: 55px 0; }
.footer-brand img { width: 180px; filter: brightness(0) invert(1); }
.footer p, .footer a { color: #9ca3af; font-size: 13px; line-height: 1.8; }
.footer a { display: block; margin: 8px 0; }
.footer a:hover { color: #ff8a50; }
.footer h4 { margin-top: 0; }
.copyright { padding: 18px; color: #6b7280; border-top: 1px solid rgba(255,255,255,.08); text-align: center; font-size: 12px; }

.lightbox { position: fixed; inset: 0; z-index: 100; display: none; align-items: center; justify-content: center; padding: 45px; background: rgba(17,24,39,.9); }
.lightbox.open { display: flex; }
.lightbox img { max-width: 90vw; max-height: 86vh; border-radius: 13px; background: #fff; }
.lightbox > button { position: absolute; right: 30px; top: 20px; color: #fff; border: 0; background: transparent; font-size: 38px; }

@media (max-width: 980px) {
  .nav-links, .nav-actions { display: none; }
  .menu-toggle { display: flex; }
  .nav-inner { height: 68px; }
  .logo img { height: 48px; }
  .hero-grid, .verification-grid, .booking-box, .detail-hero-grid, .teacher-detail-grid { grid-template-columns: 1fr; }
  .rich-hero-grid, .rich-layout, .result-columns, .teacher-rich-grid, .teacher-video-wrap { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: repeat(2, 1fr); }
  .teacher-grid { grid-template-columns: repeat(2, 1fr); }
  .article-layout { grid-template-columns: 1fr; }
  .article-aside { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .container { width: min(100% - 28px, 1180px); }
  .section { padding: 68px 0; }
  .case-hero { min-height: auto; }
  .hero-grid { padding: 55px 0; gap: 35px; }
  .case-hero h2 { font-size: 39px; }
  .rich-hero { min-height: auto; }
  .rich-hero-grid { padding: 50px 0; }
  .rich-hero-copy h1 { font-size: 38px; }
  .rich-main > h2 { font-size: 31px; }
  .evidence-gallery.large { grid-template-columns: 1fr; }
  .evidence-gallery.large img { height: auto; max-height: 480px; }
  .fit-grid { grid-template-columns: 1fr; }
  .teacher-rich-grid { padding: 50px 0; }
  .teacher-rich-grid h2 { font-size: 36px; }
  .teacher-rich-photo { height: 430px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-proof-card { padding: 28px; }
  .hero-proof-card h3 { font-size: 23px; }
  .hero-proof-card ol { grid-template-columns: 1fr; }
  .section-head h2 { font-size: 29px; }
  .case-grid, .teacher-grid, .verification-steps, .booking-form, .evidence-gallery { grid-template-columns: 1fr; }
  .filter-row { display: block; }
  .filter-row b { display: block; width: auto; margin-bottom: 7px; }
  .verification-section h2 { font-size: 30px; }
  .booking-box { padding: 34px 24px; }
  .booking-box h2 { font-size: 28px; }
  .booking-form label.wide, .booking-form button, .booking-form small { grid-column: auto; }
  .listing-hero h1 { font-size: 36px; }
  .detail-hero { padding: 45px 0; }
  .detail-hero h2, .teacher-detail-hero h2 { font-size: 35px; }
  .fact-grid { grid-template-columns: repeat(2, 1fr); }
  .fact-grid div:nth-child(2) { border-right: 0; }
  .fact-grid div { border-bottom: 1px solid var(--line); }
  .teacher-detail-grid { gap: 30px; }
  .teacher-detail-photo { height: 390px; }
  .article-main h2 { font-size: 24px; }
  .evidence-gallery img { height: auto; max-height: 420px; }
  .footer-grid { grid-template-columns: 1fr; }
}