.odta-app{--odta-navy:#14213d;--odta-blue:#2563eb;--odta-violet:#7c3aed;--odta-soft:#f4f7ff;--odta-border:#dce4f1;--odta-text:#24304a;max-width:1080px;margin:32px auto;color:var(--odta-text);font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.odta-app *{box-sizing:border-box}.odta-hero{display:flex;justify-content:space-between;gap:32px;align-items:center;padding:36px;border-radius:24px;background:linear-gradient(135deg,var(--odta-navy),#1e3a8a 65%,var(--odta-violet));color:#fff;box-shadow:0 20px 55px rgba(20,33,61,.18)}.odta-hero h2{margin:8px 0 10px;font-size:clamp(28px,4vw,44px);line-height:1.08;color:#fff}.odta-hero p{margin:0;max-width:720px;color:#e8efff;font-size:17px}.odta-eyebrow{display:inline-block;font-weight:800;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:#bfdbfe}.odta-usage{flex:0 0 140px;display:flex;flex-direction:column;align-items:center;text-align:center;padding:20px;border:1px solid rgba(255,255,255,.2);border-radius:18px;background:rgba(255,255,255,.1);backdrop-filter:blur(8px)}.odta-usage strong{font-size:38px;line-height:1}.odta-usage span{font-size:12px;margin-top:6px}.odta-notice{margin:14px 4px 24px;color:#64748b;font-size:12px}.odta-tabs{display:flex;gap:8px;overflow:auto;border-bottom:1px solid var(--odta-border);margin-bottom:0}.odta-tab{appearance:none;border:0;background:transparent;padding:16px 20px;font:inherit;font-weight:800;color:#64748b;cursor:pointer;border-bottom:3px solid transparent}.odta-tab.is-active{color:var(--odta-blue);border-bottom-color:var(--odta-blue)}.odta-tab:disabled{opacity:.45;cursor:not-allowed}.odta-tab small{display:block;font-size:9px;font-weight:700;text-transform:uppercase}.odta-panel{padding:28px;border:1px solid var(--odta-border);border-top:0;border-radius:0 0 22px 22px;background:#fff;box-shadow:0 14px 40px rgba(15,23,42,.06)}.odta-form{display:grid;gap:18px}.odta-form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.odta-form label{display:grid;gap:7px;font-size:14px;font-weight:800}.odta-form input[type=text],.odta-form select,.odta-form textarea,.odta-question>input{width:100%;border:1px solid #cbd5e1;border-radius:12px;background:#fff;padding:12px 14px;font:inherit;color:var(--odta-text);transition:border-color .2s,box-shadow .2s}.odta-form textarea{line-height:1.65;resize:vertical}.odta-form input:focus,.odta-form select:focus,.odta-form textarea:focus,.odta-question>input:focus{outline:0;border-color:var(--odta-blue);box-shadow:0 0 0 3px rgba(37,99,235,.14)}.odta-button{justify-self:start;appearance:none;border:0;border-radius:12px;background:linear-gradient(135deg,var(--odta-blue),var(--odta-violet));padding:13px 20px;color:#fff;font:inherit;font-weight:800;cursor:pointer;box-shadow:0 8px 20px rgba(37,99,235,.22)}.odta-button:hover{filter:brightness(1.06);transform:translateY(-1px)}.odta-button:disabled{opacity:.6;cursor:wait;transform:none}.odta-button--secondary{background:#eef2ff;color:#4338ca;box-shadow:none}.odta-status{min-height:24px;margin:16px 0 0;font-weight:700}.odta-status.is-loading{color:#475569}.odta-status.is-error{color:#b91c1c}.odta-status.is-success{color:#047857}.odta-activity,.odta-feedback{margin-top:18px;border:1px solid var(--odta-border);border-radius:18px;overflow:hidden;background:#fff}.odta-activity-head{padding:24px;background:var(--odta-soft)}.odta-activity-head>span{float:right;background:#dbeafe;color:#1d4ed8;border-radius:999px;padding:5px 10px;font-weight:800}.odta-activity h3,.odta-feedback h3{margin:0 0 8px;color:var(--odta-navy)}.odta-activity p{margin:0}.odta-passage{margin:24px;padding:22px;border-left:4px solid var(--odta-violet);border-radius:8px;background:#fafaff;line-height:1.8}.odta-activity form{padding:0 24px 24px}.odta-question{margin:0 0 18px;padding:20px;border:1px solid var(--odta-border);border-radius:14px}.odta-question legend{padding:0 8px;font-weight:800}.odta-question legend span{display:inline-grid;place-items:center;width:28px;height:28px;margin-right:8px;border-radius:50%;background:#e0e7ff;color:#3730a3}.odta-options{display:grid;gap:10px;margin-top:12px}.odta-options label{display:flex;gap:10px;align-items:flex-start;padding:12px;border:1px solid #e2e8f0;border-radius:10px;cursor:pointer}.odta-options label:has(input:checked){border-color:var(--odta-blue);background:#eff6ff}.odta-review-item{display:none;margin-top:12px;padding:12px;border-radius:10px}.odta-review-item.is-correct,.odta-review-item.is-wrong{display:block}.odta-review-item.is-correct{background:#ecfdf5;color:#065f46}.odta-review-item.is-wrong{background:#fff7ed;color:#9a3412}.odta-review-item p{margin:4px 0 0}.odta-result{margin:0 24px 24px;padding:22px;border-radius:14px;background:var(--odta-navy);color:#fff}.odta-score{display:flex;align-items:baseline;gap:8px}.odta-score strong{font-size:42px;line-height:1}.odta-score span{font-weight:800}.odta-result small,.odta-disclaimer{color:#cbd5e1}.odta-writing-meta{display:flex;justify-content:space-between;color:#64748b;font-size:12px}.odta-feedback-head{display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:center;padding:24px;background:var(--odta-navy);color:#fff}.odta-feedback-head p{margin:0}.odta-criteria{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;padding:24px}.odta-criterion{padding:16px;border:1px solid var(--odta-border);border-radius:12px}.odta-criterion>div{display:flex;justify-content:space-between;gap:12px}.odta-criterion span{font-weight:900;color:var(--odta-blue)}.odta-criterion p{margin:8px 0 0;color:#475569}.odta-feedback-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;padding:0 24px 24px}.odta-feedback section{padding:0 24px 24px}.odta-feedback-grid section{padding:18px;border-radius:14px;background:var(--odta-soft)}.odta-feedback li{margin-bottom:7px}.odta-table-wrap{overflow-x:auto}.odta-feedback table{width:100%;border-collapse:collapse;font-size:14px}.odta-feedback th,.odta-feedback td{text-align:left;vertical-align:top;padding:12px;border:1px solid var(--odta-border)}.odta-next{margin:0 24px 24px;padding:18px!important;border-radius:14px;background:#ecfdf5;color:#065f46}.odta-disclaimer{display:block;padding:0 24px 24px;color:#64748b}.cf-turnstile{min-height:65px}@media(max-width:700px){.odta-app{margin:20px 0}.odta-hero{align-items:flex-start;padding:24px;flex-direction:column}.odta-usage{flex:0;width:100%;flex-direction:row;justify-content:center;gap:10px}.odta-panel{padding:18px}.odta-form-grid,.odta-criteria,.odta-feedback-grid,.odta-feedback-head{grid-template-columns:1fr}.odta-tab{padding:13px 14px}.odta-passage{margin:18px}.odta-activity form{padding:0 18px 18px}.odta-result{margin:0 18px 18px}}

.odta-section-intro{margin-bottom:22px}.odta-section-intro h3{margin:0 0 6px;color:var(--odta-navy)}.odta-section-intro p{margin:0;color:#64748b}.odta-audio-stage{margin:24px;padding:22px;text-align:center;border:1px dashed #93c5fd;border-radius:16px;background:linear-gradient(135deg,#eff6ff,#f5f3ff)}.odta-audio-stage p{margin:10px 0 0!important;color:#64748b;font-size:13px}.odta-audio-button{appearance:none;border:0;border-radius:999px;background:var(--odta-navy);padding:13px 22px;color:#fff;font:inherit;font-weight:900;cursor:pointer}.odta-audio-button small{display:block;margin-top:3px;color:#bfdbfe;font-size:10px}.odta-audio-button:disabled{opacity:.55;cursor:not-allowed}.odta-audio-button--small{margin:10px 0 0;padding:9px 15px;border-radius:10px;background:#4338ca;font-size:13px}.odta-transcript{margin-top:12px;padding:14px;border-radius:10px;background:#fff;color:var(--odta-text);line-height:1.7}.odta-result details{margin:14px 0}.odta-result summary{cursor:pointer;font-weight:800}.odta-mock{margin-top:20px;border:1px solid var(--odta-border);border-radius:18px;overflow:hidden}.odta-mock-head{position:sticky;top:0;z-index:4;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 24px;background:var(--odta-navy);color:#fff}.odta-mock-head h3{margin:3px 0 0;color:#fff}.odta-mock-head span{color:#bfdbfe;font-size:12px;font-weight:800;text-transform:uppercase}.odta-timer{min-width:94px;padding:11px 14px;border-radius:12px;background:#fff;color:var(--odta-navy);font-size:24px;font-weight:900;text-align:center;font-variant-numeric:tabular-nums}.odta-mock>form{padding:24px}.odta-mock-section{margin-bottom:36px}.odta-mock-section>h3{display:inline-block;margin:0 0 8px;padding:8px 13px;border-radius:9px;background:#e0e7ff;color:#3730a3}.odta-mock .odta-passage{margin:20px 0}.odta-mock .odta-audio-stage{margin:20px 0}.odta-score-parts{display:flex;gap:12px;margin:16px 0}.odta-score-parts span{padding:9px 12px;border:1px solid rgba(255,255,255,.2);border-radius:9px}.odta-score-parts strong{margin-left:6px}@media(max-width:700px){.odta-mock-head{position:static;align-items:flex-start}.odta-mock>form{padding:16px}.odta-score-parts{flex-direction:column}}

.odta-mic-notice{padding:14px 16px;border:1px solid #c7d2fe;border-radius:12px;background:#eef2ff;color:#3730a3;font-size:13px;line-height:1.55}.odta-speaking-card{margin:18px 24px;padding:20px;border:1px solid var(--odta-border);border-radius:14px;background:#fff}.odta-speaking-card-head{display:flex;align-items:center;gap:10px}.odta-speaking-card-head>span{display:grid;place-items:center;flex:0 0 30px;height:30px;border-radius:50%;background:#e0e7ff;color:#3730a3;font-weight:900}.odta-speaking-actions{display:flex;flex-wrap:wrap;gap:10px;margin:14px 0}.odta-record-button{appearance:none;border:1px solid #fecaca;border-radius:10px;background:#fff1f2;padding:9px 15px;color:#be123c;font:inherit;font-size:13px;font-weight:900;cursor:pointer}.odta-record-button:hover{background:#ffe4e6}.odta-record-button:disabled{opacity:.6;cursor:wait}.odta-live-transcript{padding:12px;border-radius:10px;background:#f8fafc;color:#64748b;font-size:13px}.odta-live-transcript.is-recording{background:#fff1f2;color:#be123c}.odta-live-transcript.is-ready{background:#ecfdf5;color:#065f46}.odta-live-transcript.is-error{background:#fef2f2;color:#b91c1c}.odta-speaking>form>.odta-mic-notice,.odta-speaking>form>.odta-button{margin:0 24px 20px}.odta-repeat-list{display:grid;gap:10px;margin:18px 0}.odta-repeat-review{padding:14px;border:1px solid rgba(255,255,255,.2);border-radius:10px;background:rgba(255,255,255,.08)}.odta-repeat-review h4{margin:0 0 8px;color:#fff}.odta-repeat-review p{margin:5px 0}.odta-criteria--dark{padding:18px 0}.odta-criteria--dark .odta-criterion{border-color:rgba(255,255,255,.2);background:rgba(255,255,255,.06)}.odta-criteria--dark .odta-criterion p{color:#e2e8f0}.odta-feedback-grid--dark{padding:0}.odta-feedback-grid--dark section{background:rgba(255,255,255,.08)}.odta-feedback-grid--dark h3{color:#fff}@media(max-width:700px){.odta-speaking-card{margin:14px}.odta-speaking>form>.odta-mic-notice,.odta-speaking>form>.odta-button{margin-left:14px;margin-right:14px}}