/* Views: shell extras, player, editor, pages. Base tokens live in styles.css. */

.muted { color: var(--muted); }
.small { font-size: 12px; }
.mono { font-variant-numeric: tabular-nums; }
.spacer { flex: 1; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.hint { color: var(--muted); font-size: 12px; margin: 4px 0 0; }
.caps { text-transform: uppercase; font-size: 13px; font-weight: 500; color: #b9bcc4; letter-spacing: .5px; margin: 18px 0 8px; }
.section-title { display: flex; gap: 8px; align-items: center; font-size: 16px; margin: 24px 0 12px; }
.link-btn { background: none; border: 0; color: var(--primary); cursor: pointer; padding: 0; font-weight: 500; }
.is-on { color: var(--primary) !important; }
.btn--sm { padding: 6px 12px; font-size: 13px; }
.btn--danger { background: var(--danger); }
.btn--danger:hover { background: #e04636; }
.btn--danger-text { color: #f27b6f; }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn { display: inline-flex; align-items: center; gap: 6px; }
.icon-btn { display: inline-grid; place-items: center; padding: 4px; border-radius: 6px; }
.icon-btn:hover:not(:disabled) { color: var(--text); background: rgba(255, 255, 255, .06); }
.icon-btn:disabled { opacity: .35; cursor: not-allowed; }
.icon-btn--sm { padding: 3px; }
.icon-btn--xs { padding: 1px; transform: scale(.85); }
.round-btn--outline { border-color: var(--primary); color: var(--primary); }
.round-btn--fill { background: #3a3c43; border: 0; color: var(--text); }
.round-btn.is-on { border-color: var(--primary); }
.pill { display: inline-flex; align-items: center; border: 1px solid var(--border); border-radius: 4px; padding: 2px 8px; font-size: 12px; font-weight: 600; }
.pill--danger { border-color: var(--danger); color: #ff8b80; }
.pill--ok { border-color: var(--green); color: var(--green); }
.pill--tiny { font-size: 10px; padding: 1px 6px; color: var(--muted); }
.chip { background: #202126; border: 1px solid var(--border); border-radius: 14px; padding: 4px 10px; cursor: pointer; font-size: 12px; }
.chip--on { border-color: var(--primary); background: rgba(74, 138, 244, .18); color: #cfe0ff; }
.chip-row { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 8px; }
.chip-box { background: #202126; border-radius: 6px; padding: 10px 12px; }
.tag { display: inline-flex; gap: 6px; align-items: center; background: #3a3c43; padding: 2px 8px; border-radius: 4px; font-size: 13px; }
.tag button { background: none; border: 0; cursor: pointer; color: var(--muted); }
.check { display: flex; gap: 8px; align-items: center; cursor: pointer; }
.count-dot { background: var(--primary); color: #fff; border-radius: 10px; font-size: 11px; padding: 0 6px; }
.toggle-inline { display: inline-flex; gap: 8px; align-items: center; }
.toggle-inline.is-disabled { opacity: .4; }
.toggle-row--tight { margin: 8px 0 0; gap: 12px; }
.details summary { cursor: pointer; font-weight: 500; margin: 16px 0 8px; }
textarea { width: 100%; background: #18191d; border: 1px solid var(--border); border-radius: 6px; padding: 10px; color: inherit; font: inherit; resize: vertical; }
textarea:focus { outline: 0; border-color: var(--primary); }
.input-row { display: flex; gap: 8px; }
.input-row input { flex: 1; background: #18191d; border: 1px solid var(--border); border-radius: 6px; padding: 9px 12px; outline: 0; }
.field input[type="email"], .field input[type="date"], .field input[type="number"], .field input:not([type]), .field select { background: #18191d; border: 1px solid var(--border); border-radius: 6px; padding: 10px 12px; outline: 0; width: 100%; color: inherit; }
.field select option { background: var(--surface); }
.field--inline { flex-direction: row; align-items: center; margin: 0; }
.field--inline select { width: auto; }

/* Sidebar extras */
.logo { text-decoration: none; }
.nav-item { border-radius: 6px; padding: 9px 8px; }
.nav-item:hover, .nav-item--active { background: #2a2b31; }
.sidebar__heading { background: none; border: 0; width: 100%; cursor: pointer; text-decoration: none; color: inherit; }
.ws-item .icon-btn { color: var(--muted); }
.ws-empty { padding: 8px; }
.layout--collapsed { grid-template-columns: 72px 1fr; }
.layout--collapsed .sidebar { padding: 24px 10px; align-items: center; }
.layout--collapsed .logo, .layout--collapsed .nav-label, .layout--collapsed .search--sidebar, .layout--collapsed .sidebar__section,
.layout--collapsed .sidebar__heading--link, .layout--collapsed .smart-assist { display: none; }
.layout--collapsed .nav-item { justify-content: center; }

/* Top bar menus */
.avatar-btn { background: none; border: 0; padding: 0; cursor: pointer; }
.menu--wide { width: 340px; }
.menu__head { display: flex; justify-content: space-between; align-items: center; padding: 8px 10px; border-bottom: 1px solid var(--border); margin-bottom: 4px; }
.menu__head--user { justify-content: flex-start; gap: 10px; }
.menu__label { font-size: 12px; color: var(--muted); padding: 4px 6px; }
.menu__list { list-style: none; margin: 0; padding: 0; max-height: 260px; overflow-y: auto; }
.menu__item--danger { color: #ff8b80; }
.menu--card { right: -6px; top: 26px; min-width: 170px; }
.menu--filter { width: 260px; padding: 10px; }
.menu--up { top: auto; bottom: calc(100% + 8px); right: -40px; width: 230px; padding: 10px; }
.menu--lang { width: 280px; padding: 8px; }
.notif-list { list-style: none; margin: 0; padding: 0; max-height: 360px; overflow-y: auto; }
.notif { display: flex; flex-direction: column; gap: 2px; padding: 10px; border-radius: 6px; font-size: 13px; }
.notif--unread { background: rgba(74, 138, 244, .1); }
.speed-row { display: flex; gap: 4px; flex-wrap: wrap; padding: 4px 6px 8px; }
.toast[data-tone="error"] { border-left-color: var(--danger); }

/* Workspace */
.view { display: flex; flex-direction: column; flex: 1; min-height: 0; }
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 14px; margin-bottom: 4px; }
.breadcrumb a { color: var(--text); display: inline-flex; }
.avatars { background: none; border: 0; cursor: pointer; padding: 0 0 0 6px; }
.card { cursor: pointer; transition: transform .15s ease, box-shadow .15s ease; }
.card:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(0, 0, 0, .35); }
.card:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.card__doc { position: absolute; top: 8px; right: 8px; color: #fff; background: #111; border-radius: 50%; padding: 6px; display: grid; }
.card__actions .icon-btn, .card__meta .icon-btn { color: var(--muted); }
.card__meta .dropdown { position: relative; }
.pager select.select-pill { color: inherit; }
.pager__btn { border: 1px solid var(--border); border-radius: 6px; padding: 5px; }
.tab-panel { display: flex; flex-direction: column; flex: 1; padding-top: 4px; }
.table { width: 100%; border-collapse: collapse; margin-top: 12px; font-size: 14px; }
.table th, .table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.table th { color: var(--muted); font-weight: 500; }
.table td .avatar { margin-right: 8px; vertical-align: middle; }
.table-wrap { overflow-x: auto; }
.table--matrix td { white-space: nowrap; }
.lvl { font-size: 12px; padding: 2px 8px; border-radius: 10px; background: #2a2b31; }
.lvl--1 { background: rgba(227, 163, 59, .2); color: #f0c27a; }
.lvl--2 { background: rgba(47, 209, 152, .18); color: var(--green); }
.lvl--3 { background: rgba(74, 138, 244, .2); color: #8fb6ff; }
.table-list { list-style: none; margin: 12px 0 0; padding: 0; }
.table-list li { display: flex; gap: 10px; align-items: center; padding: 10px 0; border-bottom: 1px solid var(--border); }
.table-list a { color: var(--text); flex: 1; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; margin-top: 16px; }
.stat { background: var(--surface); border-radius: 8px; padding: 16px; display: flex; flex-direction: column; gap: 6px; }
.stat b { font-size: 28px; }
.stat__label { color: var(--muted); font-size: 13px; }
.bars { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.bars li { display: grid; grid-template-columns: 260px 1fr 40px; gap: 12px; align-items: center; font-size: 13px; }
.bars__label { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bars__track { background: #2a2b31; height: 8px; border-radius: 4px; overflow: hidden; }
.bars__fill { display: block; height: 100%; background: var(--primary); }
.member-list, .attach-list { list-style: none; margin: 0; padding: 0; }
.member-list li, .attach-list li { display: flex; gap: 10px; align-items: center; padding: 8px 0; border-bottom: 1px solid var(--border); }
.member-list li span:nth-child(2), .attach-list li span:nth-child(2) { flex: 1; }

/* Pages */
.page { padding-top: 12px; }
.page__title { font-size: 30px; margin: 8px 0 4px; }
.mini-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 18px; }
.mini-card { background: var(--surface); border-radius: 8px; overflow: hidden; text-decoration: none; color: inherit; display: flex; flex-direction: column; padding-bottom: 12px; }
.mini-card__thumb { position: relative; height: 120px; overflow: hidden; }
.mini-card__title { padding: 10px 12px 4px; font-weight: 500; }
.mini-card .muted { padding: 0 12px; }
.ws-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; margin-top: 16px; }
.ws-tile { display: grid; grid-template-columns: 32px 1fr auto; grid-template-rows: auto auto; gap: 4px 12px; align-items: center; background: var(--surface); padding: 14px; border-radius: 8px; text-decoration: none; color: inherit; }
.ws-tile > span:nth-child(2) { display: flex; flex-direction: column; }
.ws-tile .muted { grid-column: 2; }
.task-list { list-style: none; padding: 0; }
.task { display: flex; justify-content: space-between; padding: 12px; border-bottom: 1px solid var(--border); }
.task.is-done span { text-decoration: line-through; color: var(--muted); }

/* Search + assist */
.modal__panel--search { width: 640px; padding-top: 44px; }
.search--lg { padding: 12px 14px; font-size: 16px; }
.gs-results { margin-top: 12px; max-height: 380px; overflow-y: auto; }
.gs-results ul { list-style: none; margin: 0; padding: 0; }
.gs-results a { display: flex; gap: 8px; align-items: center; padding: 8px; border-radius: 6px; color: var(--text); text-decoration: none; }
.gs-results a:hover { background: var(--surface-2); }

/* How-to tab */
.howto-tab { position: fixed; right: 0; top: 45%; writing-mode: vertical-rl; transform: rotate(180deg); background: var(--primary); border: 0; border-radius: 0 6px 6px 0; padding: 12px 6px; display: flex; gap: 8px; align-items: center; cursor: pointer; z-index: 40; font-size: 13px; }

/* Generic modal */
.modal__panel--generic { padding: 0; width: 520px; }
.modal__panel--sm { width: 440px; }
.modal__panel--md { width: 560px; }
.modal__header { padding: 18px 22px; border-bottom: 1px solid var(--border); }
.modal__header h2 { margin: 0; font-size: 18px; font-weight: 500; }
.modal__panel--generic .modal__close { top: 14px; }
.modal__body { padding: 18px 22px; max-height: 64vh; overflow-y: auto; }
.modal__panel--generic .modal__actions { margin: 0; padding: 14px 22px 18px; }
.modal__panel--search .modal__body { padding-top: 0; }
.modal__panel--center .modal__body { text-align: center; }
.modal__panel--center .modal__body .field { text-align: left; }
.modal__text { margin: 0 0 8px; line-height: 1.5; }
.gen-art { color: #c9ccd3; }
.gen-art svg { stroke: currentColor; }
.multi { background: #18191d; border: 1px solid var(--border); border-radius: 6px; padding: 9px 12px; min-height: 42px; display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.progress { height: 4px; background: #2a2b31; border-radius: 2px; overflow: hidden; margin-top: 16px; }
.progress span { display: block; height: 100%; width: 40%; background: var(--primary); animation: indet 1.2s ease-in-out infinite; }
@keyframes indet { from { transform: translateX(-100%); } to { transform: translateX(260%); } }
.rec-dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--danger); margin-right: 6px; animation: blink 1s infinite; }
@keyframes blink { 50% { opacity: .2; } }
@media (prefers-reduced-motion: reduce) { .progress span, .rec-dot { animation: none; } .card { transition: none; } }

/* Full-screen views (player, editor) */
.fullview { position: fixed; inset: 0; background: #111214; z-index: 30; overflow: auto; }
body.has-fullview { overflow: hidden; }
.logo--sm { font-size: 26px; }

/* Player */
.player-page { display: flex; flex-direction: column; min-height: 100%; }
.player-top { display: flex; align-items: center; gap: 14px; padding: 16px 28px; }
.player-top__title { font-size: 18px; margin: 0; font-weight: 500; }
.player-body { display: grid; grid-template-columns: 1fr 380px; gap: 0; flex: 1; min-height: 0; }
.player-page--theater .player-body { grid-template-columns: 1fr; }
.player-page--theater .player-side { border-left: 0; border-top: 1px solid var(--border); }
.player-main { padding: 0 24px 24px; min-width: 0; }
.video-box { position: relative; background: #000; border-radius: 4px; overflow: hidden; aspect-ratio: 16 / 9; }
.video-box video { width: 100%; height: 100%; display: block; object-fit: cover; }
.video-box__step { position: absolute; left: 22px; bottom: 30%; background: #fff; color: #222; padding: 10px 18px; font-size: 20px; border-right: 6px solid var(--primary); max-width: 60%; }
.video-box__step b { font-size: 24px; margin-right: 6px; }
.video-box__sub { position: absolute; left: 50%; transform: translateX(-50%); bottom: 64px; background: rgba(0, 0, 0, .7); padding: 2px 8px; font-size: 18px; white-space: nowrap; }
.video-box__bigplay { position: absolute; left: 50%; top: 42%; transform: translate(-50%, -50%) scale(3.2); background: none; border: 0; color: #fff; cursor: pointer; opacity: .9; }
.controls { position: absolute; inset: auto 0 0 0; padding: 8px 12px 6px; background: linear-gradient(transparent, rgba(0, 0, 0, .8)); }
.seg-bar { display: flex; gap: 3px; height: 14px; align-items: center; cursor: pointer; }
.seg-bar__seg { height: 4px; background: rgba(255, 255, 255, .35); border-radius: 2px; position: relative; overflow: hidden; }
.seg-bar__fill { position: absolute; inset: 0 auto 0 0; background: var(--primary); width: 0; }
.seg-bar:focus-visible { outline: 2px solid var(--primary); }
.controls__row { display: flex; align-items: center; gap: 6px; color: #fff; }
.controls__row .icon-btn { color: #fff; }
.controls__time { font-size: 12px; font-variant-numeric: tabular-nums; }
.icon-btn--play { background: #fff; color: #000 !important; border-radius: 50%; width: 30px; height: 30px; }
.player-info { display: flex; align-items: center; gap: 12px; margin-top: 18px; }
.player-info h2 { flex: 1; margin: 0; font-size: 26px; font-weight: 500; }
.like-btn .divider { margin: 0 4px; }
.player-author { display: flex; gap: 8px; align-items: center; margin-top: 12px; font-size: 14px; }
.player-side { border-left: 1px solid var(--border); padding: 0 18px; display: flex; flex-direction: column; min-height: 0; }
.tabs--side { gap: 0; }
.tabs--side .tab { flex: 1; font-size: 14px; }
.player-side__panel { flex: 1; overflow-y: auto; padding: 12px 0; max-height: calc(100vh - 140px); }
.step-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.step-item { display: flex; gap: 14px; padding: 8px; border-radius: 6px; cursor: pointer; }
.step-item:hover, .step-item--active { background: #22242a; }
.step-item:focus-visible { outline: 2px solid var(--primary); }
.step-item__thumb { width: 110px; height: 64px; border-radius: 4px; display: grid; place-items: center; flex: none; }
.step-item__num { background: rgba(80, 80, 80, .85); border-radius: 50%; width: 30px; height: 30px; display: grid; place-items: center; font-size: 12px; }
.step-item__text { display: flex; flex-direction: column; justify-content: space-between; flex: 1; min-width: 0; }
.step-item__title { font-size: 15px; }
.step-item__meta { display: flex; align-items: center; gap: 6px; color: var(--muted); font-size: 13px; }
.attach-btn { margin-left: auto; background: none; border: 0; color: var(--muted); display: inline-flex; gap: 4px; align-items: center; cursor: pointer; }
.attach-btn:hover { color: var(--text); }
.summary { font-size: 14px; line-height: 1.55; }
.summary h4 { margin: 16px 0 6px; }
.summary ul { margin: 0; padding-left: 0; list-style: none; color: #b9bcc4; display: flex; flex-direction: column; gap: 6px; }
.summary__note { display: grid; grid-template-columns: auto auto 1fr; gap: 8px; background: #1f2025; border-radius: 6px; padding: 12px; margin-top: 10px; }
.side-empty { text-align: center; color: var(--muted); padding: 40px 10px; display: flex; flex-direction: column; align-items: center; gap: 8px; }
.side-empty b { color: var(--text); font-size: 18px; font-weight: 500; }
.side-empty--big { padding: 60px 20px; }
.side-empty--big svg { stroke: #6b6d74; }
.qa { display: flex; flex-direction: column; height: 100%; min-height: 420px; }
.qa__log { flex: 1; overflow-y: auto; display: flex; flex-direction: column; gap: 10px; padding-bottom: 12px; max-height: 420px; }
.qa__msg { padding: 10px 12px; border-radius: 8px; font-size: 14px; line-height: 1.45; display: flex; flex-direction: column; gap: 6px; align-items: flex-start; }
.qa__msg ul { margin: 4px 0 0; padding-left: 18px; }
.qa__msg a { color: #8fb6ff; }
.qa__msg--user { background: #2a3550; align-self: flex-end; max-width: 85%; }
.qa__msg--ai { background: #22242a; }
.qa__organizing { color: var(--green); font-size: 18px; margin: 0 0 14px; }
.skeleton { display: block; height: 12px; background: #2e3036; border-radius: 6px; margin-bottom: 12px; }
.skeleton--short { width: 70%; }
.qa__form { display: flex; gap: 8px; background: #22242a; border-radius: 8px; padding: 8px 8px 8px 14px; align-items: center; }
.qa__form input { flex: 1; background: none; border: 0; outline: 0; }
.qa__hint { font-size: 13px; }
.comment-form { display: flex; gap: 10px; align-items: center; padding-bottom: 14px; border-bottom: 1px solid var(--border); }
.comment-form input { flex: 1; background: #18191d; border: 1px solid var(--border); border-radius: 6px; padding: 9px 12px; outline: 0; }
.comment-list { list-style: none; margin: 0; padding: 0; }
.comment { display: grid; grid-template-columns: auto 1fr auto; gap: 10px; padding: 12px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
.comment p { margin: 4px 0 0; }

/* Editor */
.editor { display: flex; flex-direction: column; height: 100vh; }
.ed-top { display: flex; align-items: center; gap: 14px; padding: 12px 24px; border-bottom: 1px solid var(--border); }
.ed-top__thumb { width: 86px; height: 48px; border-radius: 3px; }
.ed-top__title { font-size: 18px; font-weight: 400; margin: 0; }
.ed-body { display: flex; flex: 1; min-height: 0; }
.ed-rail { width: 82px; border-right: 1px solid var(--border); display: flex; flex-direction: column; padding: 8px 0; overflow-y: auto; }
.ed-rail__btn { position: relative; background: none; border: 0; color: var(--muted); display: flex; flex-direction: column; align-items: center; gap: 4px; font-size: 11px; padding: 12px 4px; cursor: pointer; }
.ed-rail__btn:hover, .ed-rail__btn.is-active { color: var(--primary); }
.ed-rail__tip { display: none; position: fixed; max-width: calc(100vw - 100px); background: #2e3036; color: var(--text); border-radius: 6px; padding: 10px 12px; width: 300px; text-align: left; font-size: 12px; z-index: 5; box-shadow: 0 6px 20px rgba(0, 0, 0, .4); }
.ed-rail__tip b { display: block; font-size: 14px; margin-bottom: 4px; }
.ed-rail__btn:hover .ed-rail__tip { display: block; }
.ed-main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.ed-panel { flex: 1; overflow-y: auto; padding: 14px 18px; min-height: 0; }
.ed-preview { display: flex; flex-direction: column; gap: 8px; }
.ed-preview__video { position: relative; background: #000; aspect-ratio: 16 / 9; border-radius: 4px; overflow: hidden; }
.ed-preview__video video { width: 100%; height: 100%; object-fit: cover; display: block; }
.ed-preview__video .video-box__bigplay { top: 50%; }
.ed-preview__controls { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.ed-preview__seg { flex: 1; display: flex; gap: 3px; }
.ed-preview__seg span { height: 4px; background: var(--primary); border-radius: 2px; opacity: .7; }

.qe { display: grid; grid-template-columns: 140px 1fr minmax(320px, 46%); gap: 18px; height: 100%; }
.qe-thumbs { list-style: none; margin: 0; padding: 0 6px 0 0; overflow-y: auto; border-right: 2px solid #2e3036; display: flex; flex-direction: column; gap: 12px; }
.qe-thumb { background: none; border: 2px solid transparent; border-radius: 4px; padding: 0; cursor: pointer; text-align: left; width: 100%; }
.qe-thumb.is-selected { border-color: var(--primary); }
.qe-thumb__img { display: block; height: 72px; border-radius: 2px; }
.qe-thumb__label { display: block; font-size: 12px; padding: 4px 2px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.qe-transcript { overflow-y: auto; padding-right: 8px; }
.qe-step { padding: 10px 0; border-bottom: 1px solid var(--border); }
.qe-step__head { font-size: 12px; display: flex; align-items: center; gap: 6px; margin: 0 0 10px; }
.qe-step__title { background: transparent; border: 1px solid transparent; border-radius: 4px; padding: 2px 4px; font-weight: 700; font-size: 12px; flex: 1; outline: 0; }
.qe-step__title:hover, .qe-step__title:focus { border-color: var(--border); background: #18191d; }
.qe-line { margin: 0 0 10px; font-size: 16px; padding: 2px 4px; border-radius: 4px; outline: 0; }
.qe-line:hover { background: rgba(255, 255, 255, .04); }
.qe-line:focus { background: #18191d; box-shadow: 0 0 0 1px var(--primary); }
.qe-step__tools { display: flex; gap: 2px; color: var(--muted); }
.qe-step__tools .icon-btn { color: var(--muted); }

.timeline { border-top: 1px solid var(--border); padding: 8px 18px 12px; }
.timeline__bar { display: flex; align-items: center; gap: 10px; font-size: 13px; padding-bottom: 6px; }
.zoom { display: inline-flex; align-items: center; gap: 4px; background: #202126; border-radius: 6px; padding: 2px 6px; }
.zoom input { width: 90px; accent-color: var(--primary); }
.timeline__scroll { overflow-x: auto; }
.timeline__track { position: relative; min-width: 100%; height: 108px; cursor: pointer; }
.tl-ruler { position: relative; height: 22px; border-bottom: 1px solid var(--border); }
.tl-tick { position: absolute; top: 0; font-size: 11px; color: var(--muted); transform: translateX(-50%); }
.tl-tick::after { content: ""; position: absolute; left: 50%; top: 16px; height: 6px; border-left: 1px solid var(--border); }
.tl-steps { position: relative; height: 22px; margin-top: 4px; }
.tl-step { position: absolute; top: 0; height: 20px; background: #2a2b31; border: 1px solid #3a3c43; color: #d6d8dd; font-size: 11px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; text-align: left; padding: 0 6px; cursor: pointer; }
.tl-step.is-selected { border-color: var(--primary); background: rgba(74, 138, 244, .25); }
.tl-film { height: 44px; margin-top: 2px; border-radius: 2px; }
.tl-ann { position: relative; height: 8px; }
.tl-ann__mark { position: absolute; top: 2px; width: 8px; height: 8px; border-radius: 50%; background: #f0c27a; transform: translateX(-50%); }
.tl-playhead { position: absolute; top: 18px; bottom: 0; width: 2px; background: #ff3b30; pointer-events: none; }
.tl-playhead::before { content: ""; position: absolute; top: -6px; left: -5px; border: 6px solid transparent; border-top-color: #ff3b30; }

.tr { display: grid; grid-template-columns: 1fr 1fr; gap: 0; height: 100%; }
.tr-col { display: flex; flex-direction: column; min-height: 0; padding: 0 16px; }
.tr-col + .tr-col { border-left: 1px solid var(--border); }
.tr-body { overflow-y: auto; flex: 1; padding-top: 10px; }
.tr-title { font-size: 26px; font-weight: 400; margin: 6px 0 14px; }
.tr-step { padding: 10px 0; border-bottom: 1px solid var(--border); }
.tr-step h4 { font-size: 12px; margin: 0 0 8px; }
.tr-step p { margin: 0 0 8px; color: #d6d8dd; outline: 0; border-radius: 4px; }
.tr-step p[contenteditable]:focus { background: #18191d; box-shadow: 0 0 0 1px var(--primary); }
.tabs--scroll { overflow-x: visible; align-items: center; }
.tab__btn { background: none; border: 0; color: inherit; cursor: pointer; font: inherit; padding: 0; }
.tabs--scroll .tab { display: inline-flex; gap: 4px; align-items: center; }

.quiz { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; height: 100%; }
.quiz__col { overflow-y: auto; }
.quiz__col--ref { border-left: 1px solid var(--border); padding-left: 18px; opacity: .8; }
.quiz__title { display: flex; gap: 8px; align-items: center; font-weight: 500; margin: 4px 0 12px; }
.quiz__bar { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; font-size: 13px; }
.quiz-list { margin: 16px 0 0; padding-left: 18px; display: flex; flex-direction: column; gap: 14px; }
.quiz-q { background: #1f2025; border-radius: 8px; padding: 12px; }
.quiz-q__head { display: flex; gap: 8px; align-items: center; }
.quiz-q__text, .quiz-q__opt { flex: 1; background: transparent; border: 1px solid transparent; border-radius: 4px; padding: 6px 8px; outline: 0; }
.quiz-q__text { font-weight: 500; }
.quiz-q__text:focus, .quiz-q__opt:focus { border-color: var(--primary); background: #18191d; }
.quiz-q__opts { list-style: none; padding: 6px 0 0 4px; margin: 0; display: flex; flex-direction: column; gap: 2px; }
.quiz-q__opts .check { width: 100%; }
.quiz-q__opts input[type="radio"], .quiz-q__opts input[type="checkbox"] { accent-color: var(--green); }

.dub { display: grid; grid-template-columns: minmax(280px, 380px) 1fr; gap: 28px; }
.dub input[type="range"] { accent-color: var(--primary); }
.ann { display: grid; grid-template-columns: minmax(300px, 420px) 1fr; gap: 20px; }
.ann-tools { display: flex; gap: 10px; margin: 14px 0; }
.tool-btn { width: 40px; height: 36px; border-radius: 6px; border: 1px solid var(--border); background: #18191d; color: var(--text); cursor: pointer; display: grid; place-items: center; }
.tool-btn.is-on { background: var(--primary); border-color: var(--primary); color: #fff !important; }
.ann-form { display: flex; flex-direction: column; gap: 10px; }
.ann-form input { background: #18191d; border: 1px solid var(--border); border-radius: 6px; padding: 9px 12px; outline: 0; }
.ann__right .section-title { margin-top: 0; font-weight: 500; }
.ann-list { border: 1px solid var(--border); border-radius: 6px; min-height: 220px; padding: 8px; }
.ann-list .empty { padding: 80px 0; color: var(--text); }
.ann-item { display: flex; gap: 10px; align-items: center; padding: 8px; border-bottom: 1px solid var(--border); font-size: 14px; }
.ann-item__text { flex: 1; }
.import, .attach { max-width: 720px; }
.attach-steps { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.attach-step { background: #1f2025; border-radius: 8px; padding: 12px; }
.attach-step__head { display: flex; justify-content: space-between; align-items: center; }
.attach-step .muted.small { margin: 8px 0 0; }
.sum { height: 100%; display: flex; flex-direction: column; }
.sum__bar { display: flex; gap: 12px; padding: 6px 200px 6px 220px; }
.summary--edit { max-width: 760px; margin: 18px auto 0; width: 100%; }
.ed-panel--full .side-empty--big p { color: var(--text); font-size: 16px; }
.side-empty .btn--primary { color: #fff; }
.side-empty .btn--outline { color: var(--text); }

/* Photo assets (cropped from the DeepHow product tour) */
.avatar--photo { object-fit: cover; padding: 0; background: #2a2b31; }
.avatars .avatar--photo { width: 34px; height: 34px; }
.avatar-btn .avatar--photo { width: 38px; height: 38px; border: 2px solid var(--primary); }
.card__thumb { height: 150px; }
.card__badge { background: rgba(20, 20, 24, .78); }
.tl-film { display: flex; overflow: hidden; }
.tl-film__seg { height: 100%; background-size: auto 100%; background-repeat: repeat-x; border-right: 2px solid #111; }
.video-box video, .ed-preview__video video { object-fit: contain; background: #000; }
.sidebar .nav-item, .tab, .btn, .smart-assist { font-family: Roboto, system-ui, sans-serif; }
.logo { font-family: Poppins, system-ui, sans-serif; font-weight: 500; }