:root {
  color-scheme: light;
  --ink: #13223b;
  --muted: #75839a;
  --line: #e6edf7;
  --blue: #315de8;
  --blue-dark: #244aca;
  --pale-blue: #edf3ff;
  --green: #22a17a;
  --shadow: 0 20px 55px rgba(39, 73, 131, .08), 0 3px 10px rgba(39, 73, 131, .03);
}

* { box-sizing: border-box; }
html { min-width: 320px; background: #f5f8fd; }
body { margin: 0; min-height: 100vh; position: relative; overflow-x: hidden; background: #f5f8fd; color: var(--ink); font-family: "Malgun Gothic", "Apple SD Gothic Neo", system-ui, sans-serif; -webkit-font-smoothing: antialiased; }
button, input, select { font: inherit; }
a { color: inherit; }
.shell { width: min(1120px, calc(100% - 64px)); margin-inline: auto; position: relative; z-index: 1; }
.page-glow { position: absolute; pointer-events: none; border-radius: 50%; filter: blur(1px); z-index: 0; }
.page-glow-one { width: 490px; height: 490px; top: -260px; left: -180px; background: radial-gradient(circle, rgba(107, 157, 255, .17), transparent 68%); }
.page-glow-two { width: 520px; height: 520px; top: 260px; right: -330px; background: radial-gradient(circle, rgba(99, 215, 187, .13), transparent 68%); }

.site-header { min-height: 84px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(218, 228, 243, .76); }
.brand { display: inline-flex; align-items: center; gap: 14px; text-decoration: none; min-width: 0; }
.brand img { width: 150px; height: 40px; object-fit: contain; object-position: left center; }
.brand-divider { width: 1px; height: 24px; background: #dce4ef; }
.brand-product { color: #4c5b74; font-size: 13px; font-weight: 700; white-space: nowrap; }
.top-nav { display: flex; align-items: center; gap: 8px; padding: 5px; border: 1px solid #e6ecf5; border-radius: 13px; background: rgba(255,255,255,.64); }
.nav-link, .nav-label { padding: 9px 14px; border-radius: 9px; color: #7d8aa0; font-size: 13px; font-weight: 700; text-decoration: none; transition: .18s ease; }
.nav-link:hover { color: var(--blue); background: #f2f6ff; }
.nav-link span { margin-left: 4px; color: #9aa6b8; font-size: 11px; }
.nav-current { color: var(--blue); background: #eaf0ff; }
.student-main { padding-top: 44px; }
.hero-copy { margin-bottom: 30px; }
.eyebrow { display: flex; gap: 8px; align-items: center; color: #7485a1; font-family: "DM Sans", sans-serif; font-size: 10px; font-weight: 700; letter-spacing: .16em; }
.eyebrow-spark { color: #f0a932; font-size: 14px; }
h1, h2, h3, p { margin-top: 0; }
.hero-copy h1, .teacher-heading h1 { margin: 16px 0 11px; color: #172742; font-size: clamp(36px, 4.2vw, 54px); letter-spacing: -.055em; line-height: 1.17; font-weight: 800; }
.hero-copy h1 span, .teacher-heading h1 span { color: var(--blue); }
.hero-description { margin: 0; color: #718099; font-size: 15px; line-height: 1.8; }
.mobile-break { display: none; }
.student-workspace { display: grid; grid-template-columns: 330px minmax(0, 1fr); gap: 18px; align-items: stretch; }
.panel { border: 1px solid rgba(222, 231, 243, .9); border-radius: 22px; background: rgba(255, 255, 255, .94); box-shadow: var(--shadow); }
.language-card { display: flex; flex-direction: column; padding: 25px 25px 20px; min-height: 454px; }
.card-kicker { display: flex; align-items: center; gap: 8px; color: #99a7bb; font-family: "DM Sans", sans-serif; font-size: 9px; line-height: 1.4; letter-spacing: .15em; font-weight: 700; }
.kicker-icon { display: inline-flex; width: 21px; height: 21px; justify-content: center; align-items: center; border-radius: 7px; background: #eaf0ff; color: var(--blue); font-family: "DM Sans", sans-serif; font-size: 11px; font-weight: 700; letter-spacing: 0; }
.language-card h2 { margin: 18px 0 8px; color: #1b2b46; font-size: 23px; letter-spacing: -.035em; line-height: 1.35; }
.muted-copy { margin: 0; color: #8794a8; font-size: 12px; line-height: 1.7; }
.field-label { display: block; margin: 25px 0 8px; color: #53637b; font-size: 11px; font-weight: 700; }
.select-wrap { position: relative; }
.select-wrap select { width: 100%; height: 48px; appearance: none; border: 1px solid #dce5f2; border-radius: 11px; padding: 0 42px 0 14px; color: #25364f; background: #fbfcff; font-size: 13px; font-weight: 600; outline: none; transition: border .18s ease, box-shadow .18s ease; }
.select-wrap select:focus { border-color: #7d9dfa; box-shadow: 0 0 0 3px rgba(65, 110, 236, .12); }
.select-chevron { position: absolute; top: 50%; right: 14px; transform: translateY(-53%); color: #74839a; font-size: 21px; pointer-events: none; }
.connection-card { display: flex; align-items: center; gap: 12px; margin-top: 18px; padding: 13px 12px; min-height: 62px; border: 1px solid #e8eef8; border-radius: 12px; background: #f8faff; }
.connection-card strong { display: block; margin-bottom: 4px; color: #4d5e78; font-size: 11px; }
.connection-card small { display: block; color: #98a4b6; font-size: 10px; }
.connection-icon { display: flex; width: 30px; height: 30px; flex: 0 0 auto; justify-content: center; align-items: center; border-radius: 10px; background: #e9f0ff; }
.connection-icon span { width: 8px; height: 8px; border-radius: 50%; background: #9baac2; }
.connection-card.is-connected .connection-icon { background: #e7f7f0; }
.connection-card.is-connected .connection-icon span { background: #31b384; box-shadow: 0 0 0 4px rgba(49,179,132,.13); }
.student-count-row { display: flex; gap: 9px; align-items: center; margin-top: 18px; color: #8895a8; font-size: 10px; }
.student-count-row strong { color: #55657c; }
.avatar-stack { display: flex; padding-left: 2px; }
.avatar-stack i { display: inline-flex; width: 19px; height: 19px; justify-content: center; align-items: center; margin-left: -3px; border: 2px solid white; border-radius: 50%; color: white; font-size: 7px; font-style: normal; }
.avatar-stack i:nth-child(1) { background: #72a8fb; }.avatar-stack i:nth-child(2) { background: #efaa69; }.avatar-stack i:nth-child(3) { background: #6dc6a7; }
.privacy-note { display: flex; gap: 7px; align-items: center; margin-top: auto; padding-top: 20px; color: #9aa7b8; font-size: 10px; }
.privacy-note span { color: #5fb997; }
.caption-card { display: flex; flex-direction: column; min-width: 0; min-height: 454px; padding: 24px 25px 0; overflow: hidden; }
.caption-card-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; }
.caption-card-head h2 { margin: 7px 0 0; color: #1a2a45; font-size: 20px; font-weight: 800; letter-spacing: -.04em; }
.live-pill { display: inline-flex; align-items: center; gap: 7px; padding: 7px 10px; border: 1px solid #e8edf4; border-radius: 999px; background: #fafcff; color: #929fb2; font-size: 10px; font-weight: 700; white-space: nowrap; }
.live-dot { width: 6px; height: 6px; border-radius: 50%; background: #a7b2c2; }
.live-pill.is-live { color: #218768; background: #effaf6; border-color: #d5f0e5; }
.live-pill.is-live .live-dot { background: #2db384; box-shadow: 0 0 0 4px rgba(45,179,132,.1); animation: live-pulse 1.7s infinite; }
@keyframes live-pulse { 50% { box-shadow: 0 0 0 7px rgba(45,179,132,0); } }
.caption-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-top: 18px; padding: 11px 12px; border: 1px solid #edf1f7; border-radius: 11px; background: #fbfcff; }
.caption-language { display: inline-flex; align-items: center; gap: 8px; color: #51627c; font-size: 11px; font-weight: 700; }
.language-orb { display: inline-flex; width: 23px; height: 23px; justify-content: center; align-items: center; border-radius: 8px; background: linear-gradient(145deg,#e9efff,#f4ebff); color: #4e69c2; font-size: 11px; }
.caption-hint { color: #a0acbc; font-size: 10px; }
.caption-feed { display: flex; flex: 1; flex-direction: column; gap: 10px; min-height: 245px; max-height: 285px; margin: 12px -4px 0; padding: 5px 4px 13px; overflow: auto; scrollbar-color: #dbe4f0 transparent; scrollbar-width: thin; }
.empty-state { display: flex; flex: 1; flex-direction: column; justify-content: center; align-items: center; min-height: 236px; text-align: center; }
.empty-illustration { position: relative; width: 132px; height: 91px; margin-bottom: 12px; }
.bubble { position: absolute; display: flex; justify-content: center; align-items: center; border-radius: 15px; box-shadow: 0 9px 18px rgba(65, 93, 151, .12); font-weight: 800; }
.bubble-one { width: 52px; height: 46px; left: 4px; top: 31px; border-radius: 16px 16px 16px 5px; color: #4a6fdb; background: #eaf0ff; transform: rotate(-8deg); font-size: 18px; }
.bubble-two { width: 54px; height: 50px; left: 41px; top: 4px; color: #fff; background: linear-gradient(145deg,#6e91fb,#5473e6); transform: rotate(5deg); font-family: "DM Sans",sans-serif; font-size: 20px; }
.bubble-three { width: 46px; height: 44px; right: 1px; top: 37px; border-radius: 15px 15px 5px 15px; color: #28a17b; background: #e5f8f1; transform: rotate(7deg); font-size: 17px; }
.empty-spark { position: absolute; color: #edae45; }.spark-one { top: 0; right: 7px; font-size: 17px; }.spark-two { bottom: 0; left: 41px; color: #96a9e8; font-size: 16px; }
.empty-state h3 { margin: 4px 0 7px; color: #4d5c73; font-size: 13px; }.empty-state p { margin: 0; color: #9ba7b8; font-size: 10px; line-height: 1.8; }
.caption-item { padding: 13px 15px; border: 1px solid #e9eef7; border-radius: 13px; background: #fbfcff; animation: caption-in .24s ease-out; }
@keyframes caption-in { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }
.caption-item-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 7px; color: #9aa6b7; font-size: 9px; }
.caption-item-top span:first-child { display: inline-flex; align-items: center; gap: 6px; color: #6280d8; font-weight: 700; }
.caption-item-top span:first-child::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: #81a0fa; }
.caption-text { margin: 0; color: #273750; font-size: 16px; line-height: 1.6; font-weight: 600; word-break: keep-all; }
.caption-original { margin: 7px 0 0; padding-top: 7px; border-top: 1px solid #edf1f7; color: #96a2b4; font-size: 10px; line-height: 1.6; }
.caption-fallback { margin-left: 6px; color: #bd8841; font-size: 9px; }
.caption-card-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; min-height: 42px; border-top: 1px solid #edf1f6; color: #a0acbc; font-size: 9px; }
.secure-mark { color: #6c7d95; }.secure-mark span { margin-right: 4px; color: #52b88f; font-size: 8px; }
.how-it-works { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin: 18px 4px 0; padding: 17px 22px; border: 1px solid #e5ecf6; border-radius: 17px; background: rgba(255,255,255,.72); }
.how-step { display: flex; gap: 11px; align-items: center; min-width: 0; }.step-number { display: flex; flex: 0 0 auto; width: 31px; height: 31px; justify-content: center; align-items: center; border-radius: 10px; color: #4c6fdf; background: #edf2ff; font-family: "DM Sans",sans-serif; font-size: 10px; font-weight: 700; }.step-number-green { color: #249873; background: #e9f8f2; }.step-number-orange { color: #c18b3e; background: #fff5e6; }
.how-step strong, .how-step small { display: block; }.how-step strong { margin-bottom: 4px; color: #566780; font-size: 10px; }.how-step small { color: #a0adbd; font-size: 9px; }.step-arrow { color: #c3cedd; font-size: 14px; }
.site-footer { display: flex; justify-content: space-between; align-items: center; padding-top: 27px; padding-bottom: 22px; }
.footer-brand { display: flex; gap: 9px; align-items: center; }.footer-brand img { width: 92px; height: 26px; object-fit: contain; object-position: left; }.footer-brand span, .footer-note { color: #a0acbb; font-size: 9px; }.footer-note { letter-spacing: .01em; }

/* Teacher studio */
.teacher-main { padding-top: 32px; padding-bottom: 8px; }
.teacher-hero { display: flex; justify-content: space-between; align-items: center; min-height: 208px; margin-bottom: 20px; }
.teacher-heading h1 { margin-top: 13px; font-size: clamp(34px, 3.7vw, 46px); }.teacher-heading h1 span { color: #219d79; }.teacher-heading .hero-description { font-size: 13px; }
.teacher-hero-art { position: relative; width: 258px; height: 190px; margin: 0 70px 0 0; }
.art-ring { position: absolute; border: 1px solid rgba(115, 150, 225, .18); border-radius: 50%; }.ring-outer { width: 173px; height: 173px; left: 37px; top: 7px; }.ring-inner { width: 132px; height: 132px; left: 57px; top: 28px; background: radial-gradient(circle, rgba(235,243,255,.85), rgba(245,249,255,.2)); }
.art-mic { position: absolute; top: 42px; left: 99px; width: 48px; height: 72px; border-radius: 25px; background: linear-gradient(150deg,#7797fa,#4269df); box-shadow: 0 14px 24px rgba(68, 105, 222, .26); }.mic-top { position: absolute; top: 11px; left: 10px; width: 28px; height: 42px; border: 2px solid rgba(255,255,255,.78); border-top: 0; border-radius: 0 0 15px 15px; }.mic-base { position: absolute; bottom: 10px; left: 7px; width: 34px; height: 14px; border: 2px solid rgba(255,255,255,.78); border-top: 0; border-radius: 0 0 16px 16px; }.mic-stand { position: absolute; bottom: -14px; left: 22px; width: 4px; height: 17px; background: #7089df; }.art-note { position: absolute; display: grid; place-items: center; width: 39px; height: 34px; border-radius: 12px; color: #526ecc; background: white; box-shadow: 0 6px 15px rgba(49, 77, 135, .12); font-size: 15px; font-weight: 700; }.note-one { left: 9px; top: 62px; transform: rotate(-8deg); }.note-two { top: 20px; right: 9px; color: #d18d3d; transform: rotate(7deg); }.note-three { bottom: 22px; right: 14px; color: #219d79; transform: rotate(8deg); }
.teacher-workspace { display: grid; grid-template-columns: minmax(0, .96fr) minmax(0, 1.04fr); gap: 18px; align-items: stretch; }
.broadcast-card { padding: 23px 24px 19px; }.broadcast-card-head { display: flex; justify-content: space-between; align-items: center; }.kicker-icon-green { width: 27px; color: #249b77; background: #e8f8f1; font-size: 8px; }.broadcast-card h2 { margin: 19px 0 6px; color: #1b2a43; font-size: 21px; letter-spacing: -.04em; }.teacher-page .live-pill.is-live { color: #238466; }
.mic-visualizer { display: flex; align-items: center; gap: 11px; margin: 22px 0 0; padding: 13px 12px; border: 1px solid #e9eff7; border-radius: 13px; background: #f9fbff; }.mic-visual-icon { display: grid; place-items: center; width: 30px; height: 30px; flex: 0 0 auto; border-radius: 10px; color: #9caabe; background: #edf1f7; font-size: 9px; }.mic-visualizer.is-active .mic-visual-icon { color: #fff; background: #5a7be7; box-shadow: 0 4px 10px rgba(82,115,220,.22); }.meter-track { height: 5px; flex: 1; overflow: hidden; border-radius: 9px; background: #e5eaf2; }.meter-fill { width: 3%; height: 100%; border-radius: inherit; background: linear-gradient(90deg,#6b8bf0,#42bd95); transition: width .12s linear; }.meter-label { width: 66px; color: #9aa6b7; font-size: 9px; text-align: right; }
.pin-field-wrap { margin-top: 16px; }.pin-field-wrap[hidden] { display: none; }.pin-field-wrap .field-label { margin: 0 0 7px; }.text-input { width: 100%; height: 44px; padding: 0 12px; border: 1px solid #dce5f2; border-radius: 10px; outline: none; color: var(--ink); background: #fbfcff; font-size: 12px; }.text-input:focus { border-color: #7d9dfa; box-shadow: 0 0 0 3px rgba(65,110,236,.11); }
.broadcast-actions { display: flex; gap: 8px; margin-top: 17px; }.primary-button, .secondary-button { min-height: 45px; border-radius: 11px; cursor: pointer; font-size: 12px; font-weight: 700; transition: .18s ease; }.primary-button { display: inline-flex; flex: 1; justify-content: center; align-items: center; gap: 8px; border: 1px solid var(--blue); color: white; background: linear-gradient(135deg,#426dec,#3158d7); box-shadow: 0 7px 16px rgba(52,89,215,.18); }.primary-button:hover:not(:disabled) { background: linear-gradient(135deg,#355edc,#284bc7); transform: translateY(-1px); }.primary-button:disabled { opacity: .5; cursor: not-allowed; box-shadow: none; }.button-mic { display: grid; place-items: center; width: 19px; height: 19px; border: 1px solid rgba(255,255,255,.45); border-radius: 7px; font-size: 6px; }.secondary-button { padding: 0 18px; border: 1px solid #e0e7f1; color: #6f7e94; background: white; }.secondary-button:hover:not(:disabled) { border-color: #cfd9e7; background: #f8faff; }.secondary-button:disabled { opacity: .45; cursor: not-allowed; }
.teacher-status { display: flex; align-items: center; gap: 7px; min-height: 33px; color: #8996a9; font-size: 10px; }.status-mark { width: 6px; height: 6px; flex: 0 0 auto; border-radius: 50%; background: #aab5c4; }.teacher-status.is-good { color: #27876a; }.teacher-status.is-good .status-mark { background: #36b486; }.teacher-status.is-error { color: #c66767; }.teacher-status.is-error .status-mark { background: #dc7575; }
.student-access { display: flex; align-items: center; gap: 10px; margin-top: 7px; padding: 12px; border: 1px solid #e4f2ec; border-radius: 12px; background: #f6fcf9; }.access-icon { display: grid; width: 30px; height: 30px; flex: 0 0 auto; place-items: center; border-radius: 9px; color: #309b78; background: #e7f7ef; font-size: 14px; }.access-copy { min-width: 0; }.access-copy strong, .access-copy small { display: block; }.access-copy strong { margin-bottom: 4px; color: #527365; font-size: 10px; }.access-copy small { color: #94ab9f; font-size: 9px; }.access-link { margin-left: auto; padding: 8px 10px; border: 1px solid #d7eee3; border-radius: 8px; color: #35866c; background: white; font-size: 9px; font-weight: 700; text-decoration: none; white-space: nowrap; }.access-link:hover { background: #edfaf4; }
.teacher-caption-card { display: flex; flex-direction: column; min-height: 404px; padding: 23px 24px 0; }.source-badge { display: inline-flex; align-items: center; gap: 6px; padding: 7px 9px; border-radius: 8px; color: #71819a; background: #f4f7fc; font-size: 9px; font-weight: 700; }.source-badge span { width: 6px; height: 6px; border-radius: 50%; background: #5f82ec; }.teacher-feed { display: flex; flex: 1; flex-direction: column; gap: 9px; min-height: 270px; max-height: 302px; margin-top: 18px; padding: 0 2px 10px 0; overflow: auto; scrollbar-width: thin; scrollbar-color: #dbe4f0 transparent; }.teacher-empty { display: flex; flex: 1; flex-direction: column; justify-content: center; align-items: center; min-height: 250px; text-align: center; }.teacher-empty-icon { display: grid; width: 53px; height: 48px; place-items: center; margin-bottom: 12px; border: 1px solid #e8edf7; border-radius: 15px; color: #8198e3; background: #f1f5ff; font-family: "DM Sans",sans-serif; font-size: 18px; font-weight: 700; }.teacher-empty strong { margin-bottom: 5px; color: #5b6b82; font-size: 12px; }.teacher-empty span { color: #9daabc; font-size: 10px; }.teacher-caption-item { padding: 12px 13px; border: 1px solid #e9eef7; border-radius: 12px; background: #fbfcff; animation: caption-in .24s ease-out; }.teacher-caption-item p { margin: 0; color: #2a3b55; font-size: 14px; line-height: 1.65; font-weight: 600; word-break: keep-all; }.teacher-caption-meta { display: flex; justify-content: space-between; margin-bottom: 6px; color: #98a5b7; font-size: 9px; }.teacher-caption-foot { display: flex; gap: 6px; align-items: center; min-height: 41px; border-top: 1px solid #edf1f6; color: #96a3b5; font-size: 9px; }.teacher-caption-foot strong { color: #586983; }.foot-spacer { flex: 1; }
.teacher-note { display: flex; align-items: flex-start; gap: 11px; margin-top: 17px; padding: 15px 17px; box-shadow: none; background: rgba(255,255,255,.72); }.note-symbol { display: grid; width: 22px; height: 22px; flex: 0 0 auto; place-items: center; border: 1px solid #dfe8fa; border-radius: 50%; color: #6482dc; font-family: "DM Sans",sans-serif; font-size: 11px; font-weight: 700; }.teacher-note strong { display: block; margin: 1px 0 4px; color: #60718a; font-size: 10px; }.teacher-note p { margin: 0; color: #97a4b6; font-size: 9px; line-height: 1.7; }.teacher-note p a { color: #4d70db; text-decoration: none; font-weight: 700; }.note-badge { margin-left: auto; padding: 7px 9px; border-radius: 8px; color: #4b9a7d; background: #edf8f3; font-size: 9px; font-weight: 700; white-space: nowrap; }
.teacher-page .site-footer { padding-top: 20px; }

@media (max-width: 900px) {
  .shell { width: min(100% - 40px, 720px); }
  .student-workspace { grid-template-columns: 275px minmax(0,1fr); gap: 13px; }
  .language-card, .caption-card { padding-inline: 18px; }.language-card { min-height: 440px; }
  .how-it-works { padding-inline: 14px; gap: 8px; }.how-step { gap: 7px; }.how-step small { max-width: 135px; line-height: 1.45; }.step-arrow { font-size: 11px; }
  .teacher-hero-art { margin-right: 10px; transform: scale(.86); transform-origin: right center; }.teacher-workspace { gap: 13px; }.broadcast-card, .teacher-caption-card { padding-inline: 17px; }.access-copy small { max-width: 135px; line-height: 1.4; }
}
@media (max-width: 660px) {
  .shell { width: calc(100% - 32px); }
  .site-header { min-height: 70px; }.brand { gap: 8px; }.brand img { width: 107px; height: 31px; }.brand-divider { height: 20px; }.brand-product { font-size: 10px; }.top-nav { gap: 2px; padding: 3px; }.nav-link, .nav-label { padding: 8px 9px; font-size: 10px; }.nav-link span { display: none; }
  .student-main { padding-top: 33px; }.hero-copy { margin-bottom: 21px; }.eyebrow { font-size: 8px; letter-spacing: .12em; }.hero-copy h1, .teacher-heading h1 { margin-top: 12px; font-size: 36px; }.hero-description { font-size: 12px; line-height: 1.7; }.mobile-break { display: initial; }
  .student-workspace { grid-template-columns: 1fr; gap: 12px; }.language-card { min-height: 0; padding: 19px 18px 15px; }.language-card h2 { margin-top: 13px; font-size: 21px; }.language-card h2 br { display: none; }.language-card .field-label { margin-top: 17px; }.connection-card { margin-top: 11px; }.privacy-note { padding-top: 15px; }
  .caption-card { min-height: 435px; padding: 19px 17px 0; }.caption-card-head h2 { font-size: 18px; }.caption-feed { min-height: 260px; max-height: 285px; }.caption-hint { display: none; }.caption-toolbar { margin-top: 14px; }.caption-text { font-size: 14px; }.caption-item { padding: 12px; }
  .how-it-works { display: grid; grid-template-columns: 1fr; gap: 12px; margin: 13px 0 0; padding: 14px; }.how-step small { max-width: none; }.step-arrow { display: none; }.site-footer { padding-top: 20px; }.footer-note { display: none; }
  .teacher-main { padding-top: 28px; }.teacher-hero { min-height: 0; margin-bottom: 16px; }.teacher-heading { position: relative; z-index: 1; }.teacher-heading h1 { font-size: 32px; }.teacher-heading .hero-description { max-width: 305px; font-size: 11px; }.desktop-break { display: none; }.teacher-hero-art { position: absolute; top: -13px; right: -18px; width: 155px; height: 142px; margin: 0; opacity: .62; transform: scale(.66); transform-origin: top right; }
  .teacher-workspace { grid-template-columns: 1fr; gap: 12px; }.broadcast-card, .teacher-caption-card { padding: 18px 16px 15px; border-radius: 18px; }.broadcast-card h2 { margin-top: 14px; }.teacher-caption-card { min-height: 370px; padding-bottom: 0; }.teacher-feed { min-height: 245px; max-height: 270px; }.teacher-caption-item p { font-size: 13px; }.teacher-note { margin-top: 12px; padding: 13px; }.note-badge { display: none; }.teacher-note p { font-size: 9px; }.teacher-page .site-footer { padding-top: 15px; }
}
.login-main { min-height: 68vh; display: grid; grid-template-columns: 1fr 430px; align-items: center; gap: 80px; padding-top: 62px; padding-bottom: 70px; }
.login-intro h1 { font-size: clamp(48px, 6vw, 78px); line-height: 1.2; letter-spacing: -3px; margin: 24px 0; }
.login-intro h1 span { color: #3377ec; }
.login-card { padding: 32px; }
.login-card h2 { font-size: 28px; letter-spacing: -1px; margin: 16px 0 12px; }
.role-tabs { display: flex; gap: 4px; padding: 5px; border-radius: 15px; background: #eff4fb; margin-bottom: 34px; }
.role-tabs button { flex: 1; border: 0; padding: 13px; background: transparent; border-radius: 11px; font: inherit; font-weight: 700; color: #718098; cursor: pointer; }
.role-tabs button[aria-selected="true"] { color: #2366db; background: white; box-shadow: 0 3px 10px #273d6310; }
.login-input { margin-top: 9px; width: 100%; box-sizing: border-box; font-size: 18px; letter-spacing: 1px; }
.login-submit { width: 100%; margin-top: 20px; justify-content: space-between; }
.login-error { color: #bb354a; font-size: 14px; min-height: 22px; line-height: 1.6; }
.login-help { font-size: 13px; line-height: 1.8; color: #718098; border-top: 1px solid #edf1f8; padding-top: 18px; }
.login-language-art { display: flex; flex-wrap: wrap; gap: 12px; max-width: 400px; margin-top: 36px; }
.login-language-art span { padding: 14px 22px; background: white; border: 1px solid #e5ecf7; box-shadow: 0 7px 20px #4765a20c; border-radius: 18px 18px 18px 4px; color: #4385ec; font-weight: 700; }
.login-language-art span:nth-child(2n) { color: #2b9679; background: #ecfbf4; transform: translateY(10px); }
button.nav-link { border: 0; background: transparent; font: inherit; cursor: pointer; }
.class-code-box { margin: 20px 0; padding: 18px; background: #f2f7ff; border: 1px solid #e0eaff; border-radius: 16px; }
.class-code-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 10px; }
#class-code { color: #2269d8; font-size: clamp(17px, 2vw, 23px); font-weight: 800; font-family: ui-monospace, monospace; letter-spacing: 1px; }
.class-code-row button { min-width: 62px; padding: 8px 12px; }
.class-code-meta { display: flex; justify-content: space-between; align-items: center; gap: 10px; margin-top: 12px; color: #7888a2; }
.text-button { background: transparent; color: #3677df; font: inherit; font-size: 12px; border: 0; cursor: pointer; padding: 6px 0; }
.class-code-box .muted-copy { font-size: 12px; margin-bottom: 0; }
.class-name { color: #388474; font-size: 14px; font-weight: 700; margin: 20px 0 0; }
.access-copy small { overflow-wrap: anywhere; }
@media (max-width: 800px) { .login-main { grid-template-columns: 1fr; gap: 36px; padding-top: 34px; } .login-intro h1 { font-size: 48px; } .login-language-art { display: none; } .login-card { padding: 24px; } .login-page .site-header .nav-label { display: none; } }