:root{--accent: #00d3a0;--accent-light: #00d3a01A;--text: #111827;--muted: #6B7280;--subtle: #F7F7F8;--border: #E5E7EB;--danger: #DC2626;--danger-soft: #FEF2F2;--success: #16A34A;--shadow: 0 1px 4px rgba(0, 0, 0, .08);--radius: 12px;color:var(--text);background:#fff;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:#fff}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled,input:disabled{cursor:not-allowed;opacity:.68}a{color:var(--accent);font-weight:700;text-decoration:none}.fade-in{animation:fade-in .18s ease-out}@keyframes fade-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.app-page,.pass-page,.center-page{min-height:100vh;padding:16px}.app-page{background:linear-gradient(180deg,#fafafb,#fff 180px),#fff}.pass-page,.center-page{display:grid;place-items:center;background:#fff}.form-shell{width:min(100%,600px);margin:0 auto;display:grid;gap:20px;padding-bottom:104px}.form-card,.form-header-card,.pass-card,.status-card{position:relative;overflow:hidden;border-radius:var(--radius);background:#fff;box-shadow:var(--shadow)}.form-card,.form-header-card,.status-card{padding:22px 20px}.form-card{display:grid;gap:18px}.accent-bar,.status-card__accent{position:absolute;inset:0 0 auto;height:4px;background:var(--accent)}.form-cover{display:block;width:calc(100% + 40px);margin:-22px -20px 16px;max-height:220px;object-fit:cover}.media-section{display:grid;gap:10px}.media-section__title{margin:0;font-size:20px;font-weight:750}.media-section__help{margin:0;color:var(--muted);font-size:14px}.media-image{display:block;width:100%;max-height:420px;object-fit:contain;border:1px solid var(--border);border-radius:var(--radius);background:var(--subtle)}.media-embed{position:relative;width:100%;padding-top:56.25%;border-radius:var(--radius);overflow:hidden;background:#000}.media-embed iframe{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;border:0}.media-carousel{position:relative}.media-carousel__nav{position:absolute;top:50%;transform:translateY(-50%);display:flex;align-items:center;justify-content:center;width:36px;height:36px;border:0;border-radius:999px;background:#1118278c;color:#fff;font-size:22px;line-height:1;cursor:pointer}.media-carousel__nav--prev{left:10px}.media-carousel__nav--next{right:10px}.media-carousel__dots{display:flex;justify-content:center;gap:6px;margin-top:8px}.media-carousel__dot{width:7px;height:7px;border-radius:999px;background:var(--border)}.media-carousel__dot.is-active{background:var(--accent)}.eyebrow{margin:0 0 8px;color:var(--accent);font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}h1,h2,p{margin-top:0}.form-header-card h1,.form-card h1,.pass-card h1,.status-card h1{margin:0;color:var(--text);font-size:clamp(28px,8vw,40px);line-height:1.05;letter-spacing:0}.form-header-card p,.muted{margin-bottom:0;color:var(--muted);font-size:14px;line-height:1.6}.form-flow{display:grid;gap:28px}.question-block{display:grid;gap:10px}.question-label{display:flex;align-items:baseline;gap:7px;color:var(--text);font-size:19px;line-height:1.35}.question-label span{color:var(--muted);font-weight:700}.question-label strong{font-weight:750}.question-label em{color:var(--danger);font-style:normal}.question-help{margin:-2px 0 2px;color:var(--muted);font-size:13px;line-height:1.5}.text-input{width:100%;min-height:46px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--text);padding:11px 13px;outline:none;transition:border-color .14s ease,box-shadow .14s ease}.text-input--large{min-height:54px;font-size:18px}.text-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-light)}.text-input[aria-invalid=true]{border-color:var(--danger)}.identity-field{display:grid;gap:10px}.identity-toggle{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));border:1px solid var(--border);border-radius:10px;overflow:hidden;background:#fff}.identity-toggle__option{min-height:44px;border:0;border-right:1px solid var(--border);background:#fff;color:var(--muted);font-weight:800}.identity-toggle__option:last-child{border-right:0}.identity-toggle__option--active{background:var(--accent);color:#fff}.file-input-field{display:grid;gap:8px}.file-input-field__control{padding:9px 11px}.file-input-field__native{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}.file-input-field__camera-button{display:inline-flex;min-height:52px;align-items:center;justify-content:center;border:1px solid var(--accent);border-radius:12px;background:var(--accent);color:#fff;font-size:16px;font-weight:900;cursor:pointer;padding:12px 18px;text-align:center}.file-input-field__camera-button:focus,.file-input-field__camera-button:focus-visible{outline:3px solid var(--accent-light);outline-offset:2px}.camera-capture{display:grid;gap:12px}.camera-capture__preview{width:100%;max-height:420px;border:1px solid var(--border);border-radius:14px;background:#111827;object-fit:cover}.camera-capture__actions{display:flex;flex-wrap:wrap;gap:10px}.camera-capture__button{min-height:48px;border:1px solid var(--accent);border-radius:12px;background:var(--accent);color:#fff;font-size:15px;font-weight:900;cursor:pointer;padding:11px 16px}.camera-capture__button--secondary{border-color:var(--border);background:#fff;color:var(--text)}.camera-photo-preview{display:grid;gap:12px}.camera-photo-preview__image{width:100%;max-height:420px;border:1px solid var(--border);border-radius:14px;background:#111827;object-fit:contain}.camera-photo-preview__actions{display:flex;flex-wrap:wrap;gap:10px}.file-input-field__hint{color:var(--muted);font-size:13px;font-weight:700}.file-input-field__error{color:#dc2626;font-size:13px;font-weight:800}.signature-pad{display:grid;gap:8px}.signature-pad__canvas{width:100%;display:block;border:1px dashed var(--border);border-radius:12px;background:#fff;cursor:crosshair;touch-action:none}.signature-pad__canvas--error{border-color:#dc2626}.signature-pad__footer{display:flex;align-items:center;justify-content:space-between;gap:10px}.signature-pad__hint{color:var(--muted);font-size:13px;font-weight:700}.signature-pad__clear{border:1px solid var(--border);border-radius:999px;background:#fff;color:var(--muted);font-size:13px;font-weight:800;padding:6px 16px;min-height:34px;cursor:pointer}.signature-pad__clear:disabled{opacity:.5;cursor:default}.choice-list{display:grid;gap:10px}.choice-other-input{margin-top:4px}.choice-row{display:flex;min-height:48px;align-items:center;gap:12px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--text);padding:12px 14px;transition:border-color .14s ease,background .14s ease}.choice-row:has(input:checked){border-color:var(--accent);background:var(--accent-light)}.choice-row input{width:18px;height:18px;accent-color:var(--accent)}.student-selector-field{display:grid;gap:12px}.student-selector-field__manual{display:grid;gap:10px}.student-profile-card{display:flex;width:100%;min-height:56px;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--border);border-radius:10px;background:#fff;color:var(--text);padding:12px 14px;text-align:left}.student-profile-card.is-selected{border-color:var(--accent);background:var(--accent-light)}.student-profile-card span{display:grid;gap:2px}.student-profile-card small{color:var(--muted)}.student-manual-row{display:grid;grid-template-columns:minmax(0,1fr) 44px;gap:10px;align-items:stretch;border:1px solid var(--border);border-radius:10px;background:#fff;padding:12px}.student-manual-row__fields{display:grid;min-width:0;gap:8px}.student-manual-row__remove{display:inline-flex;width:44px;min-height:44px;align-items:center;justify-content:center;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text);font-size:22px;font-weight:800;line-height:1}.field-error{margin:0;color:var(--danger);font-size:13px;font-weight:700}.app-handoff{display:grid;gap:12px;border:1px solid var(--border);border-radius:var(--radius);background:var(--accent-light);padding:14px}.app-handoff__text{display:grid;gap:4px;line-height:1.45}.app-handoff__text strong{color:var(--text)}.app-handoff__actions{display:flex;flex-wrap:wrap;gap:10px}.app-handoff--compact{grid-auto-flow:column;justify-content:space-between;align-items:center;background:var(--subtle)}.app-handoff__using{color:var(--muted);font-size:13px;font-weight:700}.app-handoff__link{border:none;background:none;padding:0;color:var(--accent);font-weight:800;font-size:13px}.locked-card,.alert,.confirm-box{display:grid;gap:6px;border-radius:var(--radius);background:var(--subtle);color:var(--muted);padding:14px;line-height:1.45}.locked-card strong,.alert strong{color:var(--text)}.locked-card--top{border:1px solid var(--border)}.alert--error{background:var(--danger-soft);color:#991b1b}.alert--info{background:var(--accent-light);color:#312e81}.chip-list{display:flex;flex-wrap:wrap;gap:10px}.child-chip{border:1px solid var(--border);border-radius:999px;background:#fff;color:var(--text);padding:10px 14px}.child-chip.is-selected{border-color:var(--accent);background:var(--accent-light)}.stacked-field span{color:var(--muted);font-size:13px;font-weight:700}.stacked-field{display:grid;gap:8px}.submit-dock{position:sticky;bottom:0;display:grid;gap:10px;border-top:1px solid var(--border);background:#fffffff0;padding:12px 0 6px;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.button{display:inline-flex;min-height:44px;align-items:center;justify-content:center;border-radius:8px;border:1px solid transparent;padding:11px 16px;font-weight:800;text-align:center;text-decoration:none}.button--primary{background:var(--accent);color:#fff}.button--ghost{border-color:var(--border);background:#fff;color:var(--text)}.button--danger{background:var(--danger);color:#fff}.button--full{width:100%}.button-row,.status-actions{display:flex;flex-wrap:wrap;gap:10px}.recover-link{justify-self:center;color:var(--muted);font-size:13px}.status-card{width:min(100%,520px);text-align:center}.status-icon{display:grid;width:54px;height:54px;place-items:center;margin:4px auto 16px;border-radius:50%;background:var(--accent-light);color:var(--accent);font-size:30px;font-weight:900}.status-actions{justify-content:center;margin-top:20px}.pass-card{width:min(100%,460px);display:grid;gap:18px;padding:22px 20px}.pass-card--compact{gap:12px;padding:16px}.pass-card--success{border:1px solid rgba(249,115,22,.42);background:linear-gradient(180deg,#facc1552,#fb923c29 46%,#fff);box-shadow:0 18px 48px #f9731638}.pass-card--warning{border:1px solid rgba(217,119,6,.28);background:linear-gradient(180deg,#f59e0b24,#f59e0b0a 42%,#fff)}.pass-card--danger{border:1px solid rgba(220,38,38,.26);background:linear-gradient(180deg,#dc26261f,#dc26260a 42%,#fff)}.pass-card--neutral{border:1px solid var(--border);background:linear-gradient(180deg,#6b72801a,#6b728009 42%,#fff)}.pass-card--success .accent-bar{background:linear-gradient(90deg,#f97316,#facc15)}.pass-card--warning .accent-bar{background:#d97706}.pass-card--danger .accent-bar{background:var(--danger)}.pass-card--neutral .accent-bar{background:var(--muted)}.pass-card__header{display:grid;gap:8px;text-align:center}.pass-card__eyebrow-row{display:flex;align-items:center;justify-content:center;gap:10px}.pass-card__eyebrow-row .eyebrow{margin:0}.pass-card--compact h1{font-size:22px;line-height:1.15;text-align:center}.active-badge{display:inline-flex;width:fit-content;align-items:center;gap:8px;border-radius:999px;background:#ffeda3f2;color:#b45309;padding:6px 10px;font-size:12px;font-weight:800}.active-badge--warning{background:#d977061f;color:#b45309}.active-badge--danger{background:#dc26261f;color:#b91c1c}.active-badge--neutral{background:#6b72801f;color:#4b5563}.active-badge i{width:8px;height:8px;border-radius:50%;background:#f97316;box-shadow:0 0 #f9731673;animation:pulse 1.6s infinite}.active-badge--warning i{background:#d97706;animation:none;box-shadow:none}.active-badge--danger i{background:var(--danger);animation:none;box-shadow:none}.active-badge--neutral i{background:var(--muted);animation:none;box-shadow:none}@keyframes pulse{70%{box-shadow:0 0 0 9px #f9731600}to{box-shadow:0 0 #f9731600}}.pass-timer{display:grid;gap:3px;border-radius:10px;background:#111827;color:#fff;padding:10px 14px;text-align:center}.pass-timer span{color:#d1d5db;font-size:12px;font-weight:800;text-transform:uppercase}.pass-timer strong{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;font-size:28px;line-height:1}.pass-time-hero{display:grid;gap:2px;border-radius:12px;background:var(--accent-light);color:var(--text);padding:12px;text-align:center}.pass-card--success .pass-time-hero{background:#fed75f75}.pass-card--warning .pass-time-hero{background:#f59e0b1f}.pass-card--danger .pass-time-hero{background:#dc26261a}.pass-card--neutral .pass-time-hero{background:#6b72801a}.pass-time-hero span{color:var(--text);font-size:20px;font-weight:900;line-height:1.15}.pass-time-hero strong{color:var(--text);font-size:48px;font-weight:950;line-height:1;letter-spacing:0}.detail-list{display:grid;gap:10px;margin:0;text-align:left}.detail-list--compact{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.detail-list--compact div:last-child{grid-column:1 / -1}.detail-list div{border-radius:10px;background:var(--subtle);padding:12px}.pass-card--success .detail-list div{background:#ffeda357}.pass-card--warning .detail-list div{background:#f59e0b14}.pass-card--danger .detail-list div{background:#dc262612}.detail-list--compact div{padding:9px 10px}.detail-list dt{color:var(--muted);font-size:12px;font-weight:800}.detail-list dd{margin:4px 0 0;color:var(--text);font-weight:800;overflow-wrap:anywhere}.submitted-answer-image{display:block;width:100%;max-height:320px;border:1px solid var(--border);border-radius:8px;background:#fff;object-fit:contain}.status-detail-list{margin-top:18px}.confirm-box p{margin:0;color:var(--text);font-weight:800}.skeleton{overflow:hidden;border-radius:999px;background:linear-gradient(90deg,#f0f1f3,#fafafa,#f0f1f3);background-size:220% 100%;animation:shimmer 1.25s infinite}.skeleton-card{display:grid;gap:14px}.skeleton--short{width:120px;height:12px}.skeleton--title{width:78%;height:36px}.skeleton--text{width:92%;height:16px}.skeleton--label{width:68%;height:20px}.skeleton--input{width:100%;height:46px;border-radius:10px}@keyframes shimmer{to{background-position:-220% 0}}@media(min-width:720px){.app-page,.pass-page,.center-page{padding:32px 20px}.form-shell{padding-bottom:48px}.submit-dock{position:static;border-top:0;background:transparent;padding-top:0}}@media(max-width:520px){.button-row .button,.status-actions .button{width:100%}}