.student-support { min-width: 0; }
.support-banner { display: flex; justify-content: space-between; align-items: center; gap: 20px; margin-bottom: 24px; padding: 22px 25px; border: 1px solid #d9ccec; border-left: 5px solid #8c65b6; border-radius: 13px; background: #f4effa; }
.support-banner > div { min-width: 0; }
.support-mode { display: block; margin-bottom: 5px; color: #755598; font-size: 10px; font-weight: 800; letter-spacing: 1.6px; }
.support-banner strong { color: #372946; font-size: 21px; letter-spacing: -.4px; overflow-wrap: anywhere; }
.support-banner p { margin: 6px 0 0; color: #776486; font-size: 12px; }
.support-banner button { flex-shrink: 0; }
.support-lesson-choice { display: flex; align-items: center; gap: 15px; margin-bottom: 25px; }
.support-lesson-choice label { color: var(--muted); font-size: 12px; font-weight: 650; white-space: nowrap; }
.support-lesson-choice select { max-width: 620px; width: 100%; min-width: 0; }
.support-beats audio { max-width: 100%; height: 38px; }
.support-beats > p { color: #c3c4d6; font-size: 11px; margin: 0; }
.support-draft-status { color: var(--muted); font-size: 11px; max-width: 155px; }
.support-history { padding: 20px; border: 1px solid #e3ddeb; border-radius: 15px; background: #f7f4fb; }
.support-history h2 { margin: 0 0 12px; font-size: 14px; }
.support-history p { font-size: 11px; line-height: 1.7; color: #796b85; margin: 12px 0 0; }
.support-history ul { list-style: none; margin: 0; padding: 0; }
.support-history li { margin: 0 0 12px; display: flex; flex-direction: column; gap: 2px; font-size: 12px; }
.support-history li span, .support-history li small { color: #796b85; font-size: 10px; }
.support-conflict { padding: 20px 25px; background: #fff7e9; border-top: 1px solid #efdab4; color: #795a29; }
.support-conflict[hidden] { display: none; }
.support-conflict > strong { font-size: 13px; }
.support-conflict p { font-size: 12px; line-height: 1.7; }
.support-conflict-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.support-conflict-actions button { font-size: 11px; }
.support-latest { margin-top: 18px; background: #fff; padding: 18px; border: 1px solid #e5d7bf; border-radius: 8px; overflow-wrap: anywhere; }
.support-latest h3 { margin: 0 0 8px; font-size: 12px; }
.support-latest > strong { font-size: 15px; }
.support-latest > p { margin: 5px 0; }
.support-latest > small { display: block; margin-top: 15px; }
.support-empty { padding: 45px 25px; border: 1px solid var(--line); border-radius: 16px; background: #fff; text-align: center; }
.support-empty h2 { font-size: 20px; }
.support-empty p { color: var(--muted); font-size: 13px; }
.support-sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.student-support [data-support-status].error { color: #a23440; }
@media (max-width: 640px) { .support-banner { align-items: flex-start; flex-direction: column; padding: 18px; gap: 15px; } .support-lesson-choice { align-items: stretch; flex-direction: column; gap: 7px; } .support-draft-status { max-width: 105px; } .support-beats audio { width: 100%; } }