.course-player[data-v-6c521982]{position:relative;width:100%;height:100%;min-height:0;background:#0f1118;border-radius:12px;overflow:hidden;display:flex;align-items:center;justify-content:center}.course-player[data-v-6c521982]:fullscreen{width:100vw;height:100vh;border-radius:0;background:#000}.course-player-video-wrap[data-v-6c521982]{position:relative;width:100%;height:100%;background:#000;overflow:hidden}.course-player-video[data-v-6c521982]{width:100%;height:100%;object-fit:contain;background:#000;display:block}[data-v-6c521982] .course-player-video::-webkit-media-controls-fullscreen-button{display:none!important}[data-v-6c521982] .course-player-video::-webkit-media-controls-toggle-closed-captions-button{display:none!important}.course-player-watermark[data-v-6c521982]{position:absolute;top:8%;left:0;right:0;z-index:5;pointer-events:none;overflow:hidden;color:#ffe8b2eb;font-size:clamp(22px,3vw,42px);font-weight:900;letter-spacing:.16em;text-shadow:0 2px 6px rgba(0,0,0,.9),0 0 18px rgba(0,0,0,.72);background:linear-gradient(90deg,#0000,#00000057,#0000)}.course-player-watermark span[data-v-6c521982]{display:inline-block;min-width:max-content;padding-left:100%;animation:hetu-watermark-marquee-6c521982 16s linear forwards}.course-player-fullscreen[data-v-6c521982]{position:absolute;right:14px;top:14px;z-index:6;min-height:34px;padding:0 12px;border:1px solid rgba(255,255,255,.18);border-radius:999px;background:#00000075;color:#ffffffeb;font-size:13px;font-weight:800;cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.course-player-fullscreen[data-v-6c521982]:hover{background:#ffd18a2e;color:#ffe2aa}.course-player-audio[data-v-6c521982]{width:calc(100% - 48px);margin:24px}.course-player-image[data-v-6c521982]{width:100%;height:100%;max-height:640px;object-fit:contain;background:#0f1118}.course-player-pdf[data-v-6c521982]{width:100%;min-height:640px;height:72vh;border:0;background:#fff}.course-player-placeholder[data-v-6c521982]{text-align:center;color:#e5e7eb;padding:32px}.course-player-placeholder strong[data-v-6c521982]{display:block;font-size:18px;margin-bottom:8px}.course-player-placeholder p[data-v-6c521982]{margin:0;color:#9ca3af;font-size:14px}@keyframes hetu-watermark-marquee-6c521982{0%{transform:translate(0)}to{transform:translate(-100%)}}.player-grid[data-v-2db26520]{display:grid;grid-template-columns:1fr 320px;gap:24px;align-items:start}.video-screen[data-v-2db26520]{aspect-ratio:16 / 9;min-height:0}.playlist-panel[data-v-2db26520]{position:sticky;top:76px;max-height:calc(100vh - 88px);display:flex;flex-direction:column;overflow:hidden}.playlist-panel .console-card[data-v-2db26520],.playlist-panel h2[data-v-2db26520]{flex:0 0 auto}.player-chapter-list[data-v-2db26520]{flex:1 1 auto;min-height:0;overflow-y:auto;padding-right:6px;scrollbar-width:thin;scrollbar-color:rgba(255,209,138,.38) rgba(255,255,255,.06)}.player-chapter-list[data-v-2db26520]::-webkit-scrollbar{width:8px}.player-chapter-list[data-v-2db26520]::-webkit-scrollbar-track{border-radius:999px;background:#ffffff0f}.player-chapter-list[data-v-2db26520]::-webkit-scrollbar-thumb{border-radius:999px;background:#ffd18a57}.lesson-attachments[data-v-2db26520]{margin-top:18px;padding:18px;border:1px solid rgba(255,255,255,.08);border-radius:24px;background:#ffffff09}.lesson-attachments-head[data-v-2db26520]{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:14px}.attachment-label[data-v-2db26520]{display:block;margin-bottom:4px;color:#fff2d9;font-weight:800}.lesson-attachments-head p[data-v-2db26520]{margin:0;color:var(--text-soft);font-size:13px;line-height:1.6}.attachment-count[data-v-2db26520]{flex:0 0 auto;padding:6px 10px;border-radius:999px;color:#ffd18a;background:#ffd18a1a;border:1px solid rgba(255,209,138,.16);font-size:12px;font-weight:700}.attachment-list[data-v-2db26520]{display:grid;gap:12px}.attachment-list-item[data-v-2db26520]{border:1px solid rgba(255,255,255,.08);border-radius:18px;background:#0a0c1285}.attachment-list-info[data-v-2db26520]{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 16px}.attachment-list-info strong[data-v-2db26520]{display:block;color:#fff;line-height:1.45}.attachment-list-info span[data-v-2db26520]{display:block;margin-top:4px;color:var(--text-soft);font-size:12px}.attachment-actions[data-v-2db26520]{display:flex;gap:10px;margin-top:10px}.attachment-actions a[data-v-2db26520],.attachment-actions button[data-v-2db26520]{display:inline-flex;align-items:center;justify-content:center;min-height:32px;padding:0 12px;-webkit-appearance:none;-moz-appearance:none;appearance:none;border-radius:999px;color:#ffd18a;background:#ffd18a14;border:1px solid rgba(255,209,138,.14);font-size:12px;font-weight:700;font-family:inherit;text-decoration:none;cursor:pointer}.attachment-actions a[data-v-2db26520]:hover,.attachment-actions button[data-v-2db26520]:hover{transform:translateY(-1px)}.chapter-item[data-v-2db26520]{display:flex;align-items:center;gap:10px;width:100%;text-align:left;padding:10px 12px;border:none;border-radius:8px;background:transparent;color:inherit;cursor:pointer;font:inherit}.player-chapter-list[data-v-2db26520]{gap:14px}.player-chapter-section[data-v-2db26520]{display:grid;gap:8px;padding:10px;border-radius:16px;border:1px solid rgba(255,255,255,.07);background:#ffffff09}.player-chapter-head[data-v-2db26520]{display:grid;grid-template-columns:auto minmax(0,1fr) auto;gap:10px;align-items:center;padding:2px 2px 6px}.player-chapter-head span[data-v-2db26520]{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:50%;color:#ffd18a;background:#ffd18a1a;font-size:12px;font-weight:800}.player-chapter-head strong[data-v-2db26520]{min-width:0;color:#fff;line-height:1.35}.player-chapter-head em[data-v-2db26520]{color:var(--text-soft);font-size:12px;font-style:normal}.player-lesson-item[data-v-2db26520]{padding-left:10px}.player-empty-outline[data-v-2db26520]{padding:18px;border-radius:16px;color:var(--text-soft);text-align:center;background:#ffffff0a}.chapter-item[data-v-2db26520]:hover:not(.disabled):not(.locked){background:#ffffff0f}.chapter-item.active[data-v-2db26520]{background:#4a6cf733}.chapter-item.locked[data-v-2db26520],.chapter-item.disabled[data-v-2db26520]{opacity:.55;cursor:not-allowed}.chapter-title[data-v-2db26520]{flex:1;min-width:0}.chapter-tag[data-v-2db26520]{flex-shrink:0}@media(max-width:900px){.player-grid[data-v-2db26520]{grid-template-columns:1fr}.playlist-panel[data-v-2db26520]{position:static;max-height:none;overflow:visible}.player-chapter-list[data-v-2db26520]{max-height:none;overflow:visible;padding-right:0}.attachment-list-info[data-v-2db26520]{align-items:flex-start;flex-direction:column}}.player-fallback-hint[data-v-2db26520]{color:var(--text-soft);max-width:420px;margin:0 auto 8px;line-height:1.6}
