:root {
  color-scheme: dark;
  --bg: #04111d;
  --bg-elevated: rgba(6, 25, 41, 0.84);
  --panel: rgba(7, 27, 45, 0.82);
  --panel-solid: #071d30;
  --panel-soft: rgba(15, 45, 67, 0.65);
  --text: #eef8fc;
  --muted: #9eb7c2;
  --muted-strong: #c4d9df;
  --line: rgba(105, 220, 242, 0.22);
  --line-strong: rgba(104, 224, 241, 0.52);
  --cyan: #63e4f2;
  --cyan-strong: #19cbdc;
  --violet: #ae9cff;
  --amber: #f6c96d;
  --rose: #ff8f9f;
  --green: #8fe2bc;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --page-width: 1180px;
  --day-bg: url('./assets/background/campus-day-mobile.png');
  --night-bg: url('./assets/background/campus-night-mobile.png');
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

html[data-theme="day"] {
  color-scheme: light;
  --bg: #eef6f6;
  --bg-elevated: rgba(247, 252, 251, 0.88);
  --panel: rgba(237, 248, 247, 0.86);
  --panel-solid: #f4fbfa;
  --panel-soft: rgba(208, 235, 235, 0.78);
  --text: #123247;
  --muted: #537480;
  --muted-strong: #315b68;
  --line: rgba(27, 131, 147, 0.22);
  --line-strong: rgba(20, 154, 170, 0.58);
  --cyan: #0e99ae;
  --cyan-strong: #0a8397;
  --violet: #7564c5;
  --amber: #af7524;
  --rose: #bd5268;
  --green: #267d60;
  --shadow: 0 24px 70px rgba(31, 99, 108, 0.14);
}

* { box-sizing: border-box; }
html { min-width: 320px; scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; min-height: 100vh; overflow-x: hidden; background: var(--bg); color: var(--text); transition: background-color .35s ease, color .35s ease; }
button, input, textarea, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
button { border: 0; cursor: pointer; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { margin: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }

.ambient, .spark-field { position: fixed; pointer-events: none; z-index: -2; }
.ambient { width: 32rem; height: 32rem; border-radius: 50%; filter: blur(68px); opacity: .2; }
.ambient-one { top: -15rem; right: -8rem; background: var(--cyan); }
.ambient-two { bottom: -17rem; left: -10rem; background: var(--violet); opacity: .12; }
.spark-field { inset: 0; z-index: -3; opacity: .24; background-image: radial-gradient(circle at 10% 20%, var(--line-strong) 0 1px, transparent 1.5px), radial-gradient(circle at 75% 32%, var(--line) 0 1px, transparent 1.5px), radial-gradient(circle at 40% 76%, var(--line) 0 1px, transparent 1.5px); background-size: 130px 130px, 190px 190px, 170px 170px; }

.topbar { position: sticky; top: 16px; z-index: 20; width: min(calc(100% - 32px), var(--page-width)); min-height: 74px; margin: 16px auto 0; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 12px 16px 12px 18px; border: 1px solid var(--line); border-radius: 24px; background: var(--bg-elevated); box-shadow: var(--shadow); backdrop-filter: blur(22px); }
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: 182px; }
.brand-mark { width: 48px; height: 48px; flex: none; overflow: hidden; border: 2px solid rgba(255,255,255,.6); border-radius: 50%; box-shadow: 0 0 0 5px rgba(99,228,242,.08), 0 0 22px rgba(99,228,242,.2); background: #fff; }
.brand-mark img { width: 100%; height: 100%; object-fit: cover; }
.brand-copy { display: grid; gap: 2px; }
.brand-copy strong { display: flex; gap: 4px; font-family: Georgia, "Songti SC", serif; font-size: 18px; line-height: 1; letter-spacing: .08em; }
.brand-copy strong span:last-child { color: var(--cyan); }
.brand-copy small { color: var(--muted); font-size: 10px; letter-spacing: .18em; }
.desktop-nav { display: flex; align-items: center; gap: 22px; margin-left: auto; }
.desktop-nav a { position: relative; padding: 12px 2px; color: var(--muted-strong); font-size: 14px; font-weight: 700; transition: color .25s ease; }
.desktop-nav a::after { content: ""; position: absolute; right: 0; bottom: 2px; left: 0; height: 2px; transform: scaleX(0); transform-origin: center; background: var(--cyan); box-shadow: 0 0 12px var(--cyan); transition: transform .25s ease; }
.desktop-nav a:hover, .desktop-nav a.is-active { color: var(--text); }
.desktop-nav a.is-active::after { transform: scaleX(1); }
.topbar-actions { display: flex; align-items: center; gap: 10px; }
.icon-button, .outline-button, .primary-button, .text-button, .control-button { transition: transform .2s ease, border-color .2s ease, color .2s ease, background-color .2s ease, box-shadow .2s ease; }
.icon-button:focus-visible, .outline-button:focus-visible, .primary-button:focus-visible, .text-button:focus-visible, .control-button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible { outline: 3px solid rgba(99,228,242,.48); outline-offset: 3px; }
.icon-button { width: 46px; height: 42px; color: var(--text); border: 1px solid var(--line); border-radius: 14px; background: var(--panel-soft); }
.theme-symbol { display: inline-block; font-size: 22px; line-height: 1; transition: transform .35s ease; }
.icon-button:hover .theme-symbol { transform: rotate(30deg) scale(1.1); }
.outline-button { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 0 18px; color: var(--muted-strong); border: 1px solid var(--line); border-radius: 999px; background: transparent; font-size: 13px; font-weight: 700; }
.outline-button:hover { border-color: var(--line-strong); color: var(--text); background: var(--panel-soft); }
.primary-button { display: inline-flex; align-items: center; justify-content: center; gap: 9px; min-height: 46px; padding: 0 20px; color: #04212a; border-radius: 999px; background: linear-gradient(120deg, var(--cyan), #a8f2dd); box-shadow: 0 10px 28px rgba(25, 203, 220, .2); font-weight: 800; }
.primary-button:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(25, 203, 220, .32); }
.glow-button { animation: breathe 3.2s ease-in-out infinite; }
.text-button, .text-link { color: var(--cyan); background: transparent; font-size: 13px; font-weight: 800; }
.text-button:hover, .text-link:hover { color: var(--text); transform: translateX(2px); }

main { width: min(calc(100% - 32px), var(--page-width)); margin: 24px auto 100px; }
.page { display: none; animation: page-in .4s ease both; }
.page.is-active { display: block; }
.glass-panel { border: 1px solid var(--line); background: var(--panel); box-shadow: var(--shadow); backdrop-filter: blur(20px); }
.hero-card { position: relative; min-height: min(610px, calc(100vh - 150px)); overflow: hidden; display: flex; align-items: center; padding: 72px clamp(28px, 7vw, 94px); border-radius: var(--radius-xl); isolation: isolate; }
.hero-card::before { content: ""; position: absolute; inset: 0; z-index: -2; background: radial-gradient(circle at 82% 50%, rgba(99,228,242,.18), transparent 34%), linear-gradient(90deg, rgba(3,16,28,.94) 0%, rgba(3,16,28,.78) 47%, rgba(3,16,28,.42) 100%), var(--night-bg) center 42% / cover no-repeat; opacity: .94; }
html[data-theme="day"] .hero-card::before { background: linear-gradient(90deg, rgba(239,250,249,.94) 0%, rgba(239,250,249,.78) 48%, rgba(239,250,249,.26) 100%), var(--day-bg) center 43% / cover no-repeat; }
.hero-card::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(120deg, transparent 20%, rgba(99,228,242,.15), transparent 57%); transform: translateX(-110%); animation: sweep 8s ease-in-out infinite; }
.hero-copy { max-width: 590px; }
.eyebrow, .section-kicker { color: var(--cyan); font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.hero-copy h1 { display: grid; gap: 2px; margin: 22px 0 22px; font-family: Georgia, "Songti SC", serif; font-size: clamp(48px, 7vw, 96px); line-height: .98; letter-spacing: -.05em; }
.hero-copy h1 span { width: fit-content; padding: 7px 18px 12px; border: 1px solid rgba(99,228,242,.28); border-radius: 999px; background: rgba(4,24,39,.54); text-shadow: 0 0 24px rgba(184, 246, 251, .25); }
html[data-theme="day"] .hero-copy h1 span { background: rgba(240,252,251,.7); border-color: rgba(21, 137, 151, .28); }
.hero-lede { color: var(--muted-strong); font-family: Georgia, "Songti SC", serif; font-size: clamp(17px, 2vw, 22px); line-height: 1.85; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 18px; margin-top: 32px; }
.status-chip, .recording-pill, .muted-tag { display: inline-flex; align-items: center; gap: 7px; width: fit-content; padding: 9px 12px; color: var(--muted-strong); border: 1px solid var(--line); border-radius: 999px; background: rgba(4,20,33,.36); font-size: 11px; }
html[data-theme="day"] .status-chip, html[data-theme="day"] .recording-pill, html[data-theme="day"] .muted-tag { background: rgba(255,255,255,.42); }
.status-dot, .recording-pill i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 12px var(--green); }
.hero-orbit { position: absolute; right: 11%; bottom: 14%; width: min(280px, 32vw); aspect-ratio: 1; opacity: .86; }
.orbit { position: absolute; inset: 0; border: 1px solid rgba(99,228,242,.28); border-radius: 50%; transform: rotate(-25deg); }
.orbit-large { transform: rotate(25deg) scaleY(.38); animation: orbit 12s linear infinite; }
.orbit-small { inset: 13%; transform: rotate(-65deg) scaleY(.45); border-color: rgba(174,156,255,.36); animation: orbit-reverse 10s linear infinite; }
.orbit-core { position: absolute; top: 50%; left: 50%; display: grid; place-items: center; width: 72px; height: 72px; transform: translate(-50%, -50%); color: #04212a; border: 8px solid rgba(235, 254, 255, .42); border-radius: 50%; background: linear-gradient(140deg, var(--cyan), var(--violet)); box-shadow: 0 0 42px rgba(99,228,242,.38); font-weight: 900; letter-spacing: .08em; }
.hero-footer-note { position: absolute; right: 28px; bottom: 24px; color: var(--muted); font-size: 11px; letter-spacing: .08em; }

.quick-section, .home-services { padding: 70px 10px 0; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.compact-heading { align-items: center; }
.section-heading h2, .feature-copy h2 { margin-top: 10px; font-family: Georgia, "Songti SC", serif; font-size: clamp(26px, 3.2vw, 40px); letter-spacing: -.03em; }
.section-heading > p { max-width: 360px; color: var(--muted); font-size: 13px; line-height: 1.8; }
.entry-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.entry-card { position: relative; min-height: 174px; overflow: hidden; display: flex; flex-direction: column; justify-content: space-between; align-items: flex-start; padding: 20px; color: var(--text); border: 1px solid var(--line); border-radius: var(--radius-lg); background: linear-gradient(145deg, rgba(12, 39, 57, .94), rgba(4, 19, 33, .72)); text-align: left; transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease; }
html[data-theme="day"] .entry-card { background: linear-gradient(145deg, rgba(248,255,253,.9), rgba(221,243,241,.78)); }
.entry-card::after { content: ""; position: absolute; right: -28px; bottom: -42px; width: 110px; height: 110px; border: 1px solid var(--line); border-radius: 50%; opacity: .7; }
.entry-card:hover { transform: translateY(-5px); border-color: var(--line-strong); box-shadow: 0 18px 40px rgba(0,0,0,.2), 0 0 24px rgba(99,228,242,.08); }
.entry-icon, .service-icon, .mini-service > span, .profile-links > button > span { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 15px; font-weight: 900; }
.entry-icon { color: #06232c; box-shadow: 0 8px 22px rgba(0,0,0,.16); }
.entry-icon-cyan, .icon-cyan { background: linear-gradient(145deg, var(--cyan), #8df0db); }
.entry-icon-violet, .icon-violet { background: linear-gradient(145deg, #8b7df2, #c6bcff); }
.entry-icon-amber, .icon-amber { background: linear-gradient(145deg, #edb34f, #ffe8a2); }
.entry-icon-rose, .icon-rose { background: linear-gradient(145deg, #ee7187, #ffc3c9); }
.icon-blue { background: linear-gradient(145deg, #6bb8ff, #a9defe); }
.icon-green { background: linear-gradient(145deg, #55c698, #b7f2cf); }
.entry-text { display: grid; gap: 7px; margin-top: 20px; }
.entry-text strong { font-family: Georgia, "Songti SC", serif; font-size: 20px; }
.entry-text small { color: var(--muted); font-size: 12px; }
.entry-arrow { position: absolute; right: 18px; bottom: 17px; color: var(--cyan); font-size: 21px; }

.feature-strip { display: grid; grid-template-columns: 1.15fr .85fr; gap: 24px; align-items: center; margin-top: 58px; padding: 34px 38px; border-radius: var(--radius-xl); }
.feature-copy { max-width: 560px; }
.feature-copy > p:not(.section-kicker) { margin: 15px 0 20px; color: var(--muted); line-height: 1.8; font-size: 14px; }
.feature-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.feature-stats div { min-height: 92px; display: grid; align-content: center; justify-items: center; border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--panel-soft); }
.feature-stats strong { color: var(--cyan); font-size: 24px; }
.feature-stats span { margin-top: 4px; color: var(--muted); font-size: 11px; }
.mini-service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.mini-service { min-height: 142px; display: grid; align-content: start; gap: 10px; padding: 17px; color: var(--text); border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--panel); text-align: left; }
.mini-service:hover { border-color: var(--line-strong); transform: translateY(-3px); }
.mini-service > span { width: 38px; height: 38px; color: var(--text); border: 1px solid var(--line); background: var(--panel-soft); }
.mini-service strong { font-size: 14px; }
.mini-service small { color: var(--muted); font-size: 11px; }

.page-intro { min-height: 226px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 36px clamp(24px, 5vw, 72px); border-radius: var(--radius-xl); }
.page-intro h1, .profile-hero h1 { margin: 14px 0 12px; font-family: Georgia, "Songti SC", serif; font-size: clamp(38px, 5.5vw, 66px); letter-spacing: -.05em; }
.page-intro p:not(.eyebrow), .profile-hero p:not(.eyebrow) { max-width: 580px; color: var(--muted-strong); line-height: 1.8; }
.assistant-badge { display: grid; justify-items: center; gap: 8px; color: var(--muted); font-size: 11px; }
.assistant-badge img { width: 80px; height: 80px; object-fit: cover; border-radius: 50%; border: 4px solid rgba(255,255,255,.68); box-shadow: 0 0 0 8px rgba(99,228,242,.08), 0 0 36px rgba(99,228,242,.22); }
.qa-toolbar { margin-top: 18px; padding: 16px; border-radius: var(--radius-lg); }
.search-field { display: flex; align-items: center; gap: 10px; padding: 0 14px; border: 1px solid var(--line); border-radius: 13px; background: var(--panel-soft); color: var(--cyan); }
.search-field input { width: 100%; height: 46px; color: var(--text); border: 0; outline: 0; background: transparent; }
.search-field input::placeholder, input::placeholder, textarea::placeholder { color: var(--muted); opacity: .8; }
.filter-row { display: flex; gap: 8px; overflow-x: auto; padding-top: 12px; scrollbar-width: none; }
.filter-row::-webkit-scrollbar { display: none; }
.filter-chip { flex: none; padding: 9px 14px; color: var(--muted-strong); border: 1px solid var(--line); border-radius: 999px; background: transparent; font-size: 12px; }
.filter-chip:hover, .filter-chip.is-active { color: #05222b; border-color: transparent; background: var(--cyan); }
.qa-console { position: relative; overflow: hidden; margin-top: 14px; padding: 22px; border-radius: var(--radius-lg); }
.qa-console::after { content: ""; position: absolute; right: -52px; bottom: -68px; width: 190px; height: 190px; border: 1px solid rgba(99,228,242,.2); border-radius: 50%; box-shadow: 0 0 0 22px rgba(99,228,242,.03), 0 0 0 44px rgba(174,156,255,.03); pointer-events: none; }
.qa-console-copy { position: relative; z-index: 1; max-width: 720px; }
.qa-console-copy h2 { margin: 9px 0 10px; font-family: Georgia, "Songti SC", serif; font-size: clamp(25px, 4vw, 36px); letter-spacing: -.03em; }
.qa-console-copy > p:not(.section-kicker) { color: var(--muted); font-size: 13px; line-height: 1.75; }
.quick-ask-form { position: relative; z-index: 1; margin-top: 18px; }
.quick-ask-row { display: flex; align-items: stretch; gap: 9px; }
.quick-ask-row input { flex: 1; min-width: 0; height: 46px; padding: 0 14px; color: var(--text); border: 1px solid var(--line); border-radius: 13px; outline: 0; background: var(--panel-soft); }
.quick-ask-row input:focus { border-color: var(--line-strong); box-shadow: 0 0 0 3px rgba(99,228,242,.08); }
.quick-ask-row .primary-button { flex: none; min-height: 46px; padding-inline: 17px; }
.suggestion-row { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.suggestion-chip { padding: 8px 11px; color: var(--muted-strong); border: 1px solid var(--line); border-radius: 999px; background: rgba(4,20,33,.24); font-size: 11px; }
html[data-theme="day"] .suggestion-chip { background: rgba(255,255,255,.42); }
.suggestion-chip:hover { color: var(--text); border-color: var(--line-strong); transform: translateY(-1px); }
.quick-answer { position: relative; z-index: 1; margin-top: 16px; padding: 16px; border: 1px solid var(--line-strong); border-radius: 17px; background: linear-gradient(145deg, rgba(15,54,70,.68), rgba(5,24,39,.52)); box-shadow: 0 0 28px rgba(99,228,242,.08); }
html[data-theme="day"] .quick-answer { background: linear-gradient(145deg, rgba(225,247,244,.86), rgba(244,252,251,.68)); }
.quick-answer[hidden] { display: none; }
.quick-answer-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; color: var(--muted-strong); font-size: 12px; }
.quick-answer-head strong { color: var(--text); font-size: 12px; }
.quick-answer h3 { margin: 13px 0 8px; font-family: Georgia, "Songti SC", serif; font-size: 20px; }
.quick-answer-content { color: var(--muted-strong); font-size: 13px; line-height: 1.8; }
.quick-answer-content > p:first-child { color: var(--text); }
.quick-answer-foot, .quick-answer-empty { margin-top: 13px; color: var(--muted); font-size: 11px; line-height: 1.6; }
.quick-ask-to-form { margin-top: 12px; }
.answer-list { display: grid; gap: 6px; margin: 10px 0 0; padding-left: 20px; }
.answer-list li::marker { color: var(--cyan); }
.answer-table-block { margin-top: 15px; }
.answer-table-block h4 { margin-bottom: 8px; color: var(--text); font-size: 13px; }
.answer-table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; }
.answer-table { width: 100%; min-width: 330px; border-collapse: collapse; font-size: 11px; }
.answer-table th, .answer-table td { padding: 8px 9px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.answer-table th { color: var(--cyan); background: rgba(99,228,242,.08); font-weight: 800; }
.answer-table tr:last-child td { border-bottom: 0; }
.answer-image { margin: 16px 0 0; }
.answer-image img { width: 100%; max-height: 360px; object-fit: contain; border: 1px solid var(--line); border-radius: 13px; background: #fff; }
.answer-image figcaption { margin-top: 6px; color: var(--muted); font-size: 10px; line-height: 1.5; }
.answer-note { margin-top: 13px; padding: 10px 11px; color: var(--amber); border-left: 2px solid var(--amber); background: rgba(246,201,109,.07); font-size: 11px; line-height: 1.65; }
.modal-promo-link { width: fit-content; min-height: 38px; margin-top: 5px; padding: 0 14px; font-size: 12px; }
.qa-layout { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr); gap: 22px; margin-top: 26px; }
.list-heading { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; font-size: 14px; font-weight: 800; }
.list-heading small { color: var(--muted); font-size: 11px; font-weight: 500; }
.faq-list { display: grid; gap: 10px; }
.faq-item { border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--panel); overflow: hidden; }
.faq-question { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px; color: var(--text); background: transparent; text-align: left; font-weight: 800; }
.faq-question span:first-child { display: flex; align-items: center; gap: 9px; }
.faq-category { padding: 4px 7px; color: var(--cyan); border: 1px solid var(--line); border-radius: 999px; font-size: 10px; font-weight: 600; }
.faq-chevron { color: var(--cyan); transition: transform .2s ease; }
.faq-answer { display: none; padding: 0 18px 18px; color: var(--muted-strong); font-size: 13px; line-height: 1.8; }
.faq-item.is-open .faq-answer { display: block; }
.faq-item.is-open .faq-chevron { transform: rotate(45deg); }
.ask-card { align-self: start; padding: 24px; border-radius: var(--radius-lg); }
.ask-card h2 { margin: 10px 0; font-family: Georgia, "Songti SC", serif; font-size: 28px; }
.ask-card > p:not(.section-kicker) { color: var(--muted); font-size: 13px; line-height: 1.7; }
form { display: grid; gap: 9px; margin-top: 20px; }
form label { color: var(--muted-strong); font-size: 12px; }
form input, form textarea { width: 100%; padding: 12px 13px; color: var(--text); border: 1px solid var(--line); border-radius: 12px; outline: 0; background: var(--panel-soft); resize: vertical; }
form input:focus, form textarea:focus { border-color: var(--line-strong); }
.form-hint { min-height: 20px; margin-top: 4px; color: var(--muted); font-size: 11px; line-height: 1.5; }
.form-hint.is-success { color: var(--green); }

.explore-intro { min-height: 190px; }
.recording-pill { color: var(--cyan); }
.campus-switcher { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 18px 0 14px; }
.campus-tab { display: grid; gap: 5px; padding: 16px 18px; color: var(--muted-strong); border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--panel); text-align: left; }
.campus-tab strong { color: var(--text); font-size: 15px; }
.campus-tab small { color: var(--muted); font-size: 11px; }
.campus-tab.is-active { border-color: var(--line-strong); background: linear-gradient(120deg, rgba(99,228,242,.16), var(--panel)); box-shadow: 0 0 26px rgba(99,228,242,.08); }
.video-shell { padding: 14px; border-radius: var(--radius-xl); }
.video-stage { position: relative; overflow: hidden; aspect-ratio: 16 / 9; border-radius: 18px; background: #01070c; }
.campus-video { width: 100%; height: 100%; display: block; object-fit: contain; background: #01070c; }
.video-loading, .video-overlay-hint { position: absolute; inset: 0; display: grid; place-items: center; align-content: center; gap: 10px; color: rgba(240,250,252,.82); background: linear-gradient(145deg, rgba(1,8,14,.78), rgba(1,10,18,.3)); pointer-events: none; }
.video-loading { display: none; }
.video-loading.is-visible { display: grid; }
.video-overlay-hint { transition: opacity .2s ease; }
.video-overlay-hint.is-hidden { opacity: 0; }
.video-overlay-hint b { display: grid; place-items: center; width: 58px; height: 58px; padding-left: 4px; border: 1px solid rgba(255,255,255,.5); border-radius: 50%; background: rgba(99,228,242,.16); color: var(--cyan); font-size: 22px; }
.loader-ring { width: 28px; height: 28px; border: 2px solid rgba(99,228,242,.22); border-top-color: var(--cyan); border-radius: 50%; animation: spin .8s linear infinite; }
.video-meta { display: flex; align-items: center; justify-content: space-between; gap: 15px; padding: 16px 4px 12px; }
.video-label { color: var(--cyan); font-size: 11px; font-weight: 800; letter-spacing: .12em; }
.video-meta h2 { margin-top: 5px; font-size: 20px; }
.video-note { color: var(--muted); font-size: 11px; }
.video-controls { display: flex; align-items: center; gap: 10px; padding: 11px 12px; border: 1px solid var(--line); border-radius: 14px; background: rgba(1, 12, 22, .74); }
html[data-theme="day"] .video-controls { background: rgba(245,253,251,.72); }
.control-button { flex: none; display: grid; place-items: center; width: 32px; height: 32px; color: var(--muted-strong); border: 1px solid var(--line); border-radius: 10px; background: transparent; font-size: 14px; }
.control-button:hover { color: var(--cyan); border-color: var(--line-strong); }
.progress-wrap { min-width: 100px; flex: 1; }
.video-controls input[type="range"] { width: 100%; accent-color: var(--cyan); cursor: pointer; }
.time-label { min-width: 82px; color: var(--muted); font-size: 10px; text-align: center; }
.rate-select { flex: none; height: 32px; padding: 0 4px; color: var(--muted-strong); border: 1px solid var(--line); border-radius: 10px; outline: 0; background: transparent; font-size: 11px; }
.volume-wrap { width: 70px; }
.video-performance-note { display: flex; align-items: center; gap: 7px; padding: 12px 4px 2px; color: var(--muted); font-size: 11px; }
.video-performance-note span { color: var(--cyan); }

.service-intro { min-height: 220px; }
.service-signal { display: flex; align-items: end; gap: 9px; height: 82px; padding: 18px; border: 1px solid var(--line); border-radius: 20px; background: var(--panel-soft); }
.service-signal span { width: 12px; height: 25px; border-radius: 999px; background: var(--cyan); box-shadow: 0 0 18px rgba(99,228,242,.5); animation: sound 1.2s ease-in-out infinite; }
.service-signal span:nth-child(2) { height: 48px; animation-delay: .15s; background: var(--violet); }
.service-signal span:nth-child(3) { height: 34px; animation-delay: .3s; background: var(--amber); }
.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 20px; }
.service-card { min-height: 210px; display: grid; align-content: start; gap: 9px; padding: 22px; color: var(--text); border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--panel); text-align: left; transition: transform .25s ease, border-color .25s ease, background-color .25s ease; }
.service-card:hover { transform: translateY(-4px); border-color: var(--line-strong); background: var(--panel-soft); }
.service-icon { margin-bottom: 14px; color: #06232c; }
.service-card strong { font-family: Georgia, "Songti SC", serif; font-size: 21px; }
.service-card small { color: var(--muted); line-height: 1.6; }
.service-card em { width: fit-content; margin-top: 7px; padding: 5px 8px; color: var(--amber); border: 1px solid rgba(246,201,109,.24); border-radius: 999px; font-size: 10px; font-style: normal; }
.campus-gallery { margin-top: 20px; padding: 22px; border-radius: var(--radius-lg); }
.campus-gallery .section-heading { margin-bottom: 16px; }
.gallery-note { color: var(--muted); font-size: 11px; }
.campus-gallery-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 10px; }
.campus-photo { min-width: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 16px; background: var(--panel-soft); transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease; }
.campus-photo:hover { transform: translateY(-4px); border-color: var(--line-strong); box-shadow: 0 14px 30px rgba(0,0,0,.16), 0 0 22px rgba(99,228,242,.1); }
.campus-photo img { width: 100%; aspect-ratio: .82; object-fit: cover; }
.campus-photo figcaption { display: grid; gap: 4px; padding: 11px 10px 12px; }
.campus-photo strong { font-size: 12px; }
.campus-photo small { color: var(--muted); font-size: 9px; line-height: 1.4; }
.gallery-disclaimer { margin-top: 14px; color: var(--muted); font-size: 10px; line-height: 1.6; }
.honest-empty { display: flex; align-items: center; gap: 14px; margin-top: 20px; padding: 18px; border-radius: var(--radius-lg); }
.empty-orb { display: grid; place-items: center; width: 40px; height: 40px; flex: none; border-radius: 50%; color: var(--cyan); border: 1px solid var(--line-strong); font-size: 24px; }
.honest-empty strong { font-size: 14px; }
.honest-empty p { margin-top: 4px; color: var(--muted); font-size: 11px; }
.honest-empty .text-button { margin-left: auto; flex: none; }

.profile-hero { display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 210px; padding: 30px clamp(24px, 5vw, 72px); border-radius: var(--radius-xl); }
.profile-level { display: grid; justify-items: center; gap: 8px; }
.profile-level span { display: grid; place-items: center; width: 86px; height: 86px; border: 6px solid rgba(99,228,242,.22); border-radius: 50%; color: #06232c; background: linear-gradient(145deg, var(--cyan), var(--violet)); box-shadow: 0 0 35px rgba(99,228,242,.18); font-weight: 900; }
.profile-level small { color: var(--muted); font-size: 11px; }
.profile-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 18px; }
.identity-card, .notification-card, .record-card { padding: 24px; border-radius: var(--radius-lg); }
.identity-main { display: flex; align-items: center; gap: 16px; }
.identity-main img { width: 68px; height: 68px; object-fit: cover; border-radius: 50%; background: #fff; border: 3px solid rgba(255,255,255,.55); }
.identity-main h2, .card-heading h2 { margin-top: 7px; font-family: Georgia, "Songti SC", serif; font-size: 26px; }
.identity-main p:last-child { margin-top: 6px; color: var(--muted); font-size: 12px; }
.identity-actions { display: flex; align-items: center; gap: 10px; padding-top: 22px; margin-top: 22px; border-top: 1px solid var(--line); }
.admin-link { font-size: 12px; }
.card-heading { display: flex; align-items: start; justify-content: space-between; }
.unread-badge { display: grid; place-items: center; min-width: 28px; height: 28px; padding: 0 8px; color: #06232c; border-radius: 999px; background: var(--cyan); font-size: 12px; font-weight: 900; }
.notification-list { display: grid; gap: 8px; margin-top: 18px; }
.notification-item { padding: 12px; border: 1px solid var(--line); border-radius: 12px; background: var(--panel-soft); }
.notification-item strong { display: block; font-size: 13px; }
.notification-item p { margin-top: 5px; color: var(--muted); font-size: 11px; line-height: 1.6; }
.notification-item small { display: block; margin-top: 8px; color: var(--cyan); font-size: 10px; }
.empty-notification { padding: 24px 8px 12px; color: var(--muted); font-size: 12px; text-align: center; }
.record-card { margin-top: 18px; }
.record-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 4px; }
.record-grid div { display: grid; gap: 6px; padding: 16px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel-soft); }
.record-grid strong { color: var(--cyan); font-size: 26px; }
.record-grid span { color: var(--muted); font-size: 11px; }
.record-note { margin-top: 14px; color: var(--muted); font-size: 11px; }
.profile-links { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-top: 18px; }
.profile-links > button { display: grid; grid-template-columns: auto 1fr; column-gap: 11px; align-items: center; padding: 14px; color: var(--text); border: 1px solid var(--line); border-radius: var(--radius-md); background: var(--panel); text-align: left; }
.profile-links > button:hover { border-color: var(--line-strong); }
.profile-links > button > span { grid-row: span 2; width: 38px; height: 38px; color: var(--cyan); border: 1px solid var(--line); background: var(--panel-soft); }
.profile-links strong { font-size: 13px; }
.profile-links small { margin-top: 4px; color: var(--muted); font-size: 10px; }

.floating-contact { position: fixed; right: 24px; bottom: 24px; z-index: 30; display: flex; align-items: center; gap: 8px; min-height: 56px; padding: 6px 10px 6px 6px; color: var(--text); border: 1px solid rgba(99,228,242,.48); border-radius: 999px; background: rgba(4, 24, 39, .88); box-shadow: 0 14px 34px rgba(0,0,0,.26), 0 0 24px rgba(99,228,242,.1); backdrop-filter: blur(20px); text-align: left; animation: float 4s ease-in-out infinite; isolation: isolate; }
.floating-contact::before { content: ""; position: absolute; inset: 1px; z-index: -1; border-radius: inherit; background: linear-gradient(112deg, transparent 16%, rgba(255,255,255,.2) 47%, transparent 76%) 0 0 / 36% 100% no-repeat; pointer-events: none; animation: contact-sheen 5.4s ease-in-out infinite; }
.floating-contact::after { content: ""; position: absolute; inset: -4px; z-index: -2; border: 1px solid rgba(99,228,242,.24); border-radius: inherit; opacity: .66; pointer-events: none; animation: contact-halo 3.6s ease-in-out infinite; }
html[data-theme="day"] .floating-contact { background: rgba(243, 252, 250, .9); }
.floating-contact:hover { border-color: var(--cyan); box-shadow: 0 20px 46px rgba(0,0,0,.22), 0 0 30px rgba(99,228,242,.22); }
.contact-avatar { position: relative; z-index: 1; width: 38px; height: 38px; flex: none; overflow: hidden; border: 2px solid rgba(255,255,255,.65); border-radius: 50%; background: #b99b85; }
.contact-avatar::after { content: ""; position: absolute; right: 1px; bottom: 1px; width: 9px; height: 9px; border: 2px solid var(--panel-solid); border-radius: 50%; background: var(--green); }
.contact-avatar img { width: 100%; height: 100%; object-fit: cover; }
.contact-copy { position: relative; z-index: 1; display: grid; min-width: 0; gap: 2px; }
.contact-copy strong { font-size: 12px; white-space: nowrap; }
.contact-copy small { color: var(--muted); font-size: 9px; white-space: nowrap; }
.contact-arrow { position: relative; z-index: 1; color: var(--cyan); font-size: 18px; }
.mobile-bottom-nav { display: none; }

.modal-backdrop { position: fixed; inset: 0; z-index: 80; display: grid; place-items: center; padding: 20px; background: rgba(0, 7, 14, .7); backdrop-filter: blur(10px); }
.modal-backdrop[hidden] { display: none; }
.modal-card { position: relative; width: min(100%, 460px); max-height: min(90vh, 720px); overflow: auto; padding: 30px; border-radius: 24px; animation: modal-in .25s ease both; }
.modal-card h2 { margin: 11px 0; font-family: Georgia, "Songti SC", serif; font-size: 28px; }
.modal-card > p:not(.section-kicker) { color: var(--muted); font-size: 13px; line-height: 1.8; }
.modal-close { position: absolute; top: 13px; right: 15px; width: 34px; height: 34px; color: var(--muted-strong); border: 1px solid var(--line); border-radius: 50%; background: transparent; font-size: 24px; line-height: 1; }
.modal-close:hover { color: var(--text); border-color: var(--line-strong); }
.modal-note { display: grid; gap: 6px; margin-top: 20px; padding: 14px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel-soft); }
.modal-note span, .modal-note small { color: var(--muted); font-size: 11px; }
.modal-note strong { color: var(--cyan); font-size: 14px; }
.qr-modal { display: grid; justify-items: center; text-align: center; }
.qr-modal h2 { margin-bottom: 2px; }
.qr-modal > p:not(.section-kicker) { margin-bottom: 12px; }
.qr-avatar { width: 64px; height: 64px; margin-bottom: 9px; object-fit: cover; border-radius: 17px; }
.senior-qr { width: min(100%, 300px); margin: 10px auto 12px; border-radius: 12px; background: #fff; }
.qr-modal > small { color: var(--muted); }
.toast { position: fixed; left: 50%; bottom: 30px; z-index: 100; max-width: calc(100% - 40px); padding: 12px 16px; transform: translate(-50%, 20px); opacity: 0; pointer-events: none; color: #06232c; border-radius: 999px; background: var(--cyan); box-shadow: 0 12px 30px rgba(0,0,0,.24); font-size: 12px; font-weight: 800; transition: opacity .25s ease, transform .25s ease; }
.toast.is-visible { transform: translate(-50%, 0); opacity: 1; }

@keyframes page-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@keyframes modal-in { from { opacity: 0; transform: translateY(10px) scale(.98); } to { opacity: 1; transform: translateY(0) scale(1); } }
@keyframes breathe { 0%, 100% { box-shadow: 0 10px 28px rgba(25, 203, 220, .18); } 50% { box-shadow: 0 12px 36px rgba(25, 203, 220, .38); } }
@keyframes sweep { 0%, 24% { transform: translateX(-110%); opacity: 0; } 38%, 64% { transform: translateX(110%); opacity: 1; } 78%, 100% { transform: translateX(110%); opacity: 0; } }
@keyframes orbit { to { transform: rotate(385deg) scaleY(.38); } }
@keyframes orbit-reverse { to { transform: rotate(-425deg) scaleY(.45); } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-5px); } }
@keyframes sound { 0%, 100% { transform: scaleY(.7); } 50% { transform: scaleY(1.12); } }

/* Mobile app skin: immersive campus background, glass panels and living ambient motion. */
@keyframes ambient-drift { 0%, 100% { transform: translate3d(0, 0, 0) scale(1); } 50% { transform: translate3d(-18px, 12px, 0) scale(1.08); } }
@keyframes spark-drift { 0%, 100% { background-position: 0 0, 0 0, 0 0; opacity: .22; } 50% { background-position: 26px -18px, -30px 22px, 18px 28px; opacity: .38; } }
@keyframes contact-glow { 0%, 100% { box-shadow: 0 16px 40px rgba(0,0,0,.28), 0 0 0 1px rgba(99,228,242,.16), 0 0 22px rgba(99,228,242,.08); } 50% { box-shadow: 0 18px 44px rgba(0,0,0,.24), 0 0 0 1px rgba(99,228,242,.34), 0 0 34px rgba(99,228,242,.2); } }
@keyframes contact-sheen { 0%, 22% { background-position: -120% 0; opacity: 0; } 38%, 62% { background-position: 165% 0; opacity: .8; } 78%, 100% { background-position: 165% 0; opacity: 0; } }
@keyframes contact-halo { 0%, 100% { transform: scale(.985); opacity: .35; } 50% { transform: scale(1.015); opacity: .8; } }
@keyframes ring-pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(99,228,242,.13); } 50% { box-shadow: 0 0 0 10px rgba(99,228,242,0); } }
.ambient-one, .ambient-two { animation: ambient-drift 13s ease-in-out infinite; }
.ambient-two { animation-delay: -5s; }
.spark-field { animation: spark-drift 16s ease-in-out infinite; }
.floating-contact { animation: contact-glow 4.2s ease-in-out infinite; touch-action: none; user-select: none; cursor: grab; }
.floating-contact.is-dragging { animation: none; cursor: grabbing; }
.contact-avatar { animation: ring-pulse 3s ease-in-out infinite; }
.privacy-inline { display: flex; align-items: center; flex-wrap: wrap; gap: 5px 8px; margin-top: 15px; color: var(--muted); font-size: 11px; line-height: 1.6; }
.privacy-inline > span { color: var(--cyan); font-size: 16px; }
.privacy-inline .text-button { padding: 0; font-size: 11px; }
.privacy-modal { text-align: left; }
.privacy-list { display: grid; gap: 9px; margin: 16px 0 20px; padding-left: 19px; color: var(--muted-strong); font-size: 12px; line-height: 1.7; }
.privacy-list li::marker { color: var(--cyan); }
.consent-check { display: flex; align-items: flex-start; gap: 8px; color: var(--muted) !important; line-height: 1.55; }
.consent-check input { width: 16px; height: 16px; flex: none; margin-top: 1px; accent-color: var(--cyan); }
.consent-check .text-button { padding: 0; color: var(--cyan); font-size: 12px; }

@media (min-width: 760px) {
  .qa-console { display: grid; grid-template-columns: minmax(0, 1fr) minmax(280px, .8fr); gap: 10px 22px; align-items: center; }
  .qa-console-copy { grid-row: span 2; }
  .quick-ask-form { margin-top: 0; }
  .suggestion-row { margin-top: 0; }
  .quick-answer { grid-column: 1 / -1; }
}

@media (min-width: 900px) {
  .hero-card::before { background: radial-gradient(circle at 82% 50%, rgba(99,228,242,.16), transparent 34%), linear-gradient(120deg, rgba(4,17,29,.98), rgba(4,17,29,.9)); }
  html[data-theme="day"] .hero-card::before { background: linear-gradient(120deg, rgba(238,247,246,.98), rgba(238,247,246,.9)); }
  .hero-orbit { right: 12%; }
}

@media (max-width: 899px) {
  body::before { content: ""; position: fixed; inset: 0; z-index: -4; pointer-events: none; background: linear-gradient(180deg, rgba(4,17,29,.24), rgba(4,17,29,.74)), var(--night-bg) center top / cover fixed no-repeat; opacity: .82; }
  html[data-theme="day"] body::before { background: linear-gradient(180deg, rgba(239,250,249,.2), rgba(238,246,246,.82)), var(--day-bg) center top / cover fixed no-repeat; opacity: .94; }
  .topbar { top: 8px; margin-top: 8px; }
  .desktop-nav { display: none; }
  .topbar-actions { margin-left: auto; }
  .about-button { display: none; }
  main { margin-top: 12px; }
  .topbar { border-color: rgba(99,228,242,.32); background: rgba(5,24,39,.72); box-shadow: 0 14px 34px rgba(0,0,0,.2), 0 0 28px rgba(99,228,242,.06); backdrop-filter: blur(28px) saturate(1.15); }
  html[data-theme="day"] .topbar { border-color: rgba(27,131,147,.18); background: rgba(247,252,251,.72); box-shadow: 0 14px 34px rgba(31,99,108,.12), 0 0 28px rgba(99,228,242,.1); }
  .hero-card { min-height: calc(100svh - 132px); padding: 44px 24px 78px; align-items: end; border-color: rgba(99,228,242,.34); background: rgba(4,24,39,.44); box-shadow: 0 28px 70px rgba(0,0,0,.22), 0 0 28px rgba(99,228,242,.08); }
  html[data-theme="day"] .hero-card { border-color: rgba(27,131,147,.22); background: rgba(245,253,252,.45); box-shadow: 0 28px 70px rgba(31,99,108,.13), 0 0 28px rgba(99,228,242,.12); }
  .hero-card::before { background: linear-gradient(180deg, rgba(4,17,29,.12), rgba(4,17,29,.78)), var(--night-bg) 55% center / cover no-repeat; opacity: .84; }
  html[data-theme="day"] .hero-card::before { background: linear-gradient(180deg, rgba(239,250,249,.08), rgba(239,250,249,.7)), var(--day-bg) 55% center / cover no-repeat; opacity: .82; }
  .hero-orbit { right: 9%; top: 22%; bottom: auto; width: 150px; opacity: .56; }
  .orbit-core { width: 50px; height: 50px; border-width: 5px; font-size: 13px; }
  .hero-footer-note { right: 22px; bottom: 22px; font-size: 9px; }
  .entry-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-strip { grid-template-columns: 1fr; }
  .mini-service-grid { grid-template-columns: repeat(2, 1fr); }
  .qa-layout { grid-template-columns: 1fr; }
  .ask-card { order: -1; }
  .service-grid { grid-template-columns: repeat(2, 1fr); }
  .campus-gallery-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .profile-grid { grid-template-columns: 1fr; }
  .profile-links { grid-template-columns: 1fr; }
  .entry-card, .feature-strip, .mini-service, .page-intro, .service-card, .profile-hero, .identity-card, .notification-card, .record-card, .profile-links > button, .qa-console, .ask-card, .video-shell { backdrop-filter: blur(23px) saturate(1.14); }
  .entry-card { border-color: rgba(99,228,242,.3); background: linear-gradient(145deg, rgba(10,42,60,.66), rgba(4,19,33,.52)); box-shadow: 0 15px 32px rgba(0,0,0,.15), 0 0 22px rgba(99,228,242,.05); }
  html[data-theme="day"] .entry-card { border-color: rgba(27,131,147,.2); background: linear-gradient(145deg, rgba(248,255,253,.72), rgba(221,243,241,.58)); box-shadow: 0 15px 32px rgba(31,99,108,.1), 0 0 22px rgba(99,228,242,.1); }
  .entry-card:hover, .entry-card:focus-visible { transform: translateY(-4px); }
  .entry-icon { animation: ring-pulse 4.5s ease-in-out infinite; }
  .feature-strip, .page-intro, .profile-hero { border-color: rgba(99,228,242,.3); background: rgba(5,27,45,.56); }
  html[data-theme="day"] .feature-strip, html[data-theme="day"] .page-intro, html[data-theme="day"] .profile-hero { border-color: rgba(27,131,147,.18); background: rgba(247,252,251,.63); }
  .floating-contact { right: 12px; bottom: 87px; width: min(252px, calc(100% - 32px)); min-height: 54px; padding: 6px 9px 6px 6px; border-color: rgba(99,228,242,.54); background: rgba(4,24,39,.82); }
  html[data-theme="day"] .floating-contact { background: rgba(247,252,251,.86); }
  .mobile-bottom-nav { position: fixed; right: 10px; bottom: 10px; left: 10px; z-index: 25; display: grid; grid-template-columns: repeat(3, 1fr); min-height: 67px; padding: 7px; border: 1px solid rgba(99,228,242,.32); border-radius: 25px; background: rgba(3, 18, 31, .72); box-shadow: 0 16px 42px rgba(0,0,0,.25), 0 0 24px rgba(99,228,242,.1); backdrop-filter: blur(26px) saturate(1.18); }
  html[data-theme="day"] .mobile-bottom-nav { background: rgba(244,252,251,.78); }
  .mobile-bottom-nav a { display: grid; place-items: center; align-content: center; gap: 3px; min-height: 51px; color: var(--muted); border-radius: 19px; }
  .mobile-bottom-nav a span { display: grid; place-items: center; width: 31px; height: 28px; font-size: 20px; }
  .mobile-bottom-nav a small { font-size: 10px; }
  .mobile-bottom-nav a.is-active { color: var(--cyan); background: var(--panel-soft); }
  .mobile-bottom-nav .nav-center { position: relative; width: min(150px, 43vw); height: 77px; justify-self: center; margin-top: -28px; border: 6px solid var(--bg); border-radius: 50%; background: linear-gradient(145deg, var(--cyan), var(--violet)); color: #04212a; box-shadow: 0 0 0 1px var(--line), 0 0 28px rgba(99,228,242,.32); animation: contact-glow 4s ease-in-out infinite; }
  .mobile-bottom-nav .nav-center span { width: auto; height: auto; font-size: 22px; font-weight: 900; }
  .mobile-bottom-nav .nav-center small { padding-bottom: 3px; color: #04212a; font-size: 10px; font-weight: 900; }
}

@media (max-width: 560px) {
  main { width: calc(100% - 20px); margin-bottom: 125px; }
  .topbar { width: calc(100% - 20px); min-height: 62px; padding: 8px 10px 8px 12px; border-radius: 20px; }
  .brand { min-width: 0; gap: 9px; }
  .brand-mark { width: 39px; height: 39px; box-shadow: 0 0 0 4px rgba(99,228,242,.08); }
  .brand-copy strong { font-size: 15px; }
  .brand-copy small { font-size: 8px; letter-spacing: .11em; }
  .icon-button { width: 40px; height: 38px; }
  .hero-card { min-height: calc(100svh - 112px); padding: 30px 20px 64px; border-radius: 25px; }
  .hero-card::before { background-position: 58% center; }
  .hero-copy h1 { margin: 18px 0 17px; font-size: clamp(42px, 13vw, 63px); }
  .hero-copy h1 span { padding: 5px 13px 9px; border-radius: 25px 45px 34px 28px; }
  .hero-lede { font-size: 15px; line-height: 1.75; }
  .hero-actions { gap: 10px; margin-top: 24px; }
  .primary-button { min-height: 43px; padding: 0 15px; font-size: 12px; }
  .status-chip { padding: 8px 9px; font-size: 9px; }
  .hero-orbit { top: 12%; right: 3%; width: 122px; }
  .hero-footer-note { right: 16px; bottom: 16px; max-width: 180px; font-size: 8px; }
  .quick-section, .home-services { padding: 45px 2px 0; }
  .section-heading, .compact-heading { display: block; }
  .section-heading > p { margin-top: 10px; }
  .section-heading h2, .feature-copy h2 { font-size: 28px; }
  .entry-grid { gap: 9px; }
  .entry-card { min-height: 145px; padding: 14px; border-radius: 18px; }
  .entry-icon { width: 38px; height: 38px; border-radius: 12px; font-size: 12px; }
  .entry-text { gap: 5px; margin-top: 13px; }
  .entry-text strong { font-size: 16px; }
  .entry-text small { font-size: 10px; line-height: 1.45; }
  .entry-arrow { right: 12px; bottom: 10px; font-size: 17px; }
  .feature-strip { margin-top: 38px; padding: 23px 20px; border-radius: 23px; }
  .feature-stats strong { font-size: 19px; }
  .feature-stats span { font-size: 9px; }
  .mini-service-grid { gap: 9px; }
  .mini-service { min-height: 122px; padding: 13px; border-radius: 17px; }
  .mini-service > span { width: 34px; height: 34px; }
  .mini-service strong { font-size: 12px; }
  .mini-service small { font-size: 9px; }
  .page-intro { min-height: 184px; padding: 26px 20px; border-radius: 23px; }
  .page-intro h1, .profile-hero h1 { font-size: 39px; }
  .assistant-badge img { width: 58px; height: 58px; border-width: 3px; }
  .assistant-badge span { font-size: 9px; }
  .qa-toolbar { padding: 11px; }
  .qa-console { padding: 18px 15px; }
  .qa-console-copy h2 { font-size: 25px; }
  .quick-ask-row { flex-direction: column; }
  .quick-ask-row .primary-button { width: 100%; }
  .quick-answer-head { align-items: start; }
  .quick-answer-head strong { width: 100%; }
  .qa-layout { gap: 14px; margin-top: 16px; }
  .ask-card { padding: 19px; }
  .faq-question { padding: 15px 13px; font-size: 13px; }
  .faq-answer { padding: 0 13px 14px; font-size: 12px; }
  .answer-table { font-size: 10px; }
  .campus-switcher { gap: 8px; }
  .campus-tab { padding: 13px; }
  .campus-tab strong { font-size: 13px; }
  .campus-tab small { font-size: 9px; }
  .video-shell { padding: 9px; border-radius: 21px; }
  .video-stage { border-radius: 14px; }
  .video-meta { display: block; padding: 12px 3px; }
  .video-note { display: block; margin-top: 5px; }
  .video-controls { flex-wrap: wrap; gap: 7px; padding: 8px; }
  .progress-wrap { order: 2; flex-basis: calc(100% - 9px); }
  .time-label { min-width: 72px; font-size: 9px; }
  .volume-wrap { width: 52px; }
  .video-performance-note { align-items: start; font-size: 10px; line-height: 1.5; }
  .service-intro { min-height: 195px; }
  .service-signal { height: 58px; margin-top: 18px; }
  .service-grid { gap: 9px; }
  .service-card { min-height: 174px; padding: 15px; border-radius: 17px; }
  .service-icon { width: 38px; height: 38px; margin-bottom: 9px; }
  .service-card strong { font-size: 17px; }
  .service-card small { font-size: 10px; }
  .campus-gallery { padding: 15px; }
  .campus-gallery-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
  .campus-photo { border-radius: 14px; }
  .campus-photo img { aspect-ratio: 1; }
  .campus-photo figcaption { padding: 9px 9px 10px; }
  .campus-photo strong { font-size: 11px; }
  .campus-photo small { font-size: 8px; }
  .gallery-note { font-size: 9px; }
  .honest-empty { align-items: start; flex-wrap: wrap; }
  .honest-empty .text-button { width: 100%; margin-left: 54px; text-align: left; }
  .profile-hero { min-height: 178px; padding: 23px 20px; }
  .profile-level span { width: 64px; height: 64px; border-width: 4px; font-size: 12px; }
  .profile-level small { font-size: 9px; }
  .identity-card, .notification-card, .record-card { padding: 18px; }
  .identity-main img { width: 54px; height: 54px; }
  .identity-main h2, .card-heading h2 { font-size: 22px; }
  .identity-actions { flex-wrap: wrap; }
  .identity-actions .primary-button, .identity-actions .admin-link { flex: 1; }
  .record-grid { grid-template-columns: repeat(2, 1fr); }
  .floating-contact { right: 10px; bottom: 83px; width: min(232px, calc(100% - 32px)); max-width: 232px; padding-right: 8px; }
  .contact-avatar { width: 36px; height: 36px; }
  .contact-copy strong { font-size: 11px; }
  .contact-copy small { font-size: 8px; }
  .contact-arrow { font-size: 16px; }
  .modal-card { padding: 24px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}