:root {
  color-scheme: dark;
  --bg: #0c0f0e;
  --panel: rgba(21, 26, 24, 0.92);
  --panel-soft: #171d1b;
  --line: #2e3834;
  --line-bright: #3d4b45;
  --text: #f2f4ef;
  --muted: #91a09a;
  --soft: #c1ccc5;
  --accent: #c8ff4d;
  --cyan: #6fe4dc;
  --danger: #ff8f8f;
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; color: var(--text); background: var(--bg); }
.ambient-grid { position: fixed; inset: 0; pointer-events: none; opacity: .25; background-image: linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(to bottom, black, transparent 92%); }
.topbar { position: sticky; top: 0; z-index: 4; display: flex; align-items: center; justify-content: space-between; min-height: 72px; padding: 0 clamp(20px, 4vw, 64px); border-bottom: 1px solid rgba(255,255,255,.1); background: rgba(12,15,14,.84); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--text); text-decoration: none; font-size: 11px; letter-spacing: .16em; }
.brand img { width: 92px; height: auto; display: block; }
.brand span { color: var(--accent); padding-left: 12px; border-left: 1px solid var(--line); }
.topbar-actions { display: flex; align-items: center; gap: 10px; font-size: 13px; }
.topbar-actions a, .balance { color: var(--soft); text-decoration: none; padding: 9px 12px; border: 1px solid var(--line); border-radius: 7px; }
.topbar-actions a:hover { color: var(--accent); border-color: #64765e; }
.balance { color: var(--accent); border-color: #465d32; background: rgba(200,255,77,.06); }
.page-shell { position: relative; z-index: 1; width: min(1480px, calc(100% - 48px)); margin: 0 auto; padding: 58px 0 80px; }
.intro { display: flex; align-items: end; justify-content: space-between; gap: 28px; padding-bottom: 38px; border-bottom: 1px solid var(--line); }
.eyebrow, .section-kicker { margin: 0 0 12px; color: var(--accent); font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow span { display: inline-block; width: 7px; height: 7px; margin-right: 8px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 16px var(--accent); }
h1, h2, p { margin-top: 0; }
h1 { max-width: 760px; margin-bottom: 16px; font-size: clamp(36px, 5vw, 72px); line-height: 1.04; letter-spacing: -.04em; }
.intro-copy { max-width: 690px; margin-bottom: 0; color: var(--muted); font-size: 15px; line-height: 1.8; }
.intro-note { display: grid; gap: 8px; min-width: 270px; padding: 18px 20px; border-left: 2px solid var(--accent); background: linear-gradient(90deg, rgba(200,255,77,.08), transparent); }
.intro-note strong { font-size: 12px; color: var(--soft); }
.intro-note span { color: var(--text); font-size: 14px; line-height: 1.6; }
.workspace { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(360px, .8fr); gap: 18px; padding-top: 18px; }
.right-column { display: grid; align-content: start; gap: 18px; }
.panel { border: 1px solid var(--line); background: var(--panel); box-shadow: 0 20px 60px rgba(0,0,0,.16); }
.storyboard-panel { min-height: 650px; padding: 28px; }
.settings-panel, .result-panel { padding: 24px; }
.panel-head { display: flex; align-items: start; justify-content: space-between; gap: 18px; margin-bottom: 24px; }
.panel-head.compact { align-items: center; margin-bottom: 20px; }
.panel-head h2 { margin-bottom: 7px; font-size: 24px; letter-spacing: -.03em; }
.muted { margin-bottom: 0; color: var(--muted); font-size: 13px; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }
.quiet-button, .text-button { border: 1px solid var(--line-bright); color: var(--soft); background: transparent; }
.quiet-button { padding: 10px 14px; border-radius: 7px; font-size: 13px; }
.quiet-button span { color: var(--accent); margin-right: 5px; font-size: 16px; }
.quiet-button:hover { color: var(--text); border-color: var(--accent); }
.text-button { padding: 7px 10px; border-radius: 5px; font-size: 12px; }
.text-button:hover { color: var(--accent); }
.shot-list { display: grid; gap: 12px; }
.shot-card { display: grid; grid-template-columns: 44px minmax(0, 1fr); gap: 16px; padding: 18px; border: 1px solid var(--line); background: var(--panel-soft); }
.shot-index { display: flex; align-items: start; justify-content: center; padding-top: 2px; color: var(--accent); font: 700 18px/1 "Arial", sans-serif; }
.shot-main { min-width: 0; }
.shot-head { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 14px; }
.shot-title { margin: 0; font-size: 15px; }
.shot-actions { display: flex; gap: 7px; }
.shot-actions button { padding: 5px 8px; border: 0; color: var(--muted); background: transparent; font-size: 12px; }
.shot-actions button:hover { color: var(--danger); }
.shot-fields { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 10px; }
.shot-fields .field:last-child { grid-column: 1 / -1; }
.field { display: grid; gap: 7px; color: var(--muted); font-size: 11px; }
.field input, .field textarea, .field select { width: 100%; border: 1px solid var(--line); border-radius: 5px; outline: 0; color: var(--text); background: #0d1110; padding: 10px 11px; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--cyan); box-shadow: 0 0 0 2px rgba(111,228,220,.1); }
.field textarea { min-height: 68px; resize: vertical; line-height: 1.5; }
.field select { appearance: auto; }
.shot-refs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.ref-tile, .ref-upload { position: relative; width: 70px; height: 70px; overflow: hidden; border: 1px solid var(--line-bright); border-radius: 4px; background: #0b0e0d; }
.ref-tile img { width: 100%; height: 100%; display: block; object-fit: cover; }
.ref-tile button { position: absolute; top: 3px; right: 3px; width: 19px; height: 19px; padding: 0; border: 0; border-radius: 50%; color: white; background: rgba(0,0,0,.74); font-size: 13px; }
.ref-upload { display: grid; place-items: center; color: var(--accent); border-style: dashed; font-size: 23px; }
.ref-upload input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }
.video-upload { color: var(--cyan); }
.video-ref-pill { display: inline-flex; align-items: center; gap: 6px; max-width: 100%; padding: 7px 9px; border: 1px solid #385d5a; border-radius: 4px; color: var(--soft); background: rgba(111,228,220,.06); font-size: 11px; }
.video-ref-pill > span { color: var(--cyan); font-weight: 700; }
.video-ref-pill button { padding: 0 0 0 3px; border: 0; color: var(--muted); background: none; font-size: 14px; }
.video-ref-pill button:hover { color: var(--danger); }
.ref-count { align-self: center; color: var(--muted); font-size: 11px; }
.empty-shots { display: grid; min-height: 240px; place-items: center; align-content: center; gap: 8px; border: 1px dashed var(--line-bright); color: var(--muted); text-align: center; }
.empty-shots strong { color: var(--soft); }
.field-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.field.wide { grid-column: 1 / -1; }
.prompt-field { margin-top: 14px; }
.prompt-field textarea { min-height: 110px; }
.status-dot { color: var(--muted); font-size: 11px; }
.status-dot::before { content: ""; display: inline-block; width: 7px; height: 7px; margin-right: 6px; border-radius: 50%; background: var(--muted); }
.status-dot.ready { color: var(--accent); }.status-dot.ready::before { background: var(--accent); box-shadow: 0 0 10px var(--accent); }
.status-dot.error { color: var(--danger); }.status-dot.error::before { background: var(--danger); }
.submit-summary { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 18px 0; }
.submit-summary div { padding: 11px 12px; border-top: 1px solid var(--line); }.submit-summary span { display: block; margin-bottom: 5px; color: var(--muted); font-size: 10px; }.submit-summary strong { color: var(--text); font-size: 14px; }
.submit-button { width: 100%; padding: 14px 18px; border: 1px solid var(--accent); border-radius: 5px; color: #10140e; background: var(--accent); font-weight: 800; }.submit-button:hover { background: #e0ff91; }.submit-button:disabled { cursor: wait; opacity: .55; }.submit-button span { margin-right: 7px; }
.fine-print { margin: 12px 0 0; color: var(--muted); font-size: 11px; line-height: 1.6; }
.result-panel { min-height: 230px; }.result-empty { display: grid; place-items: center; align-content: center; min-height: 140px; color: var(--muted); text-align: center; }.result-mark { display: block; margin-bottom: 12px; color: var(--accent); font-size: 28px; }.result-empty strong { color: var(--soft); font-size: 14px; }.result-empty p { margin: 7px 0 0; font-size: 12px; }
.result-content { display: grid; gap: 12px; }.result-status { padding: 12px; border-left: 2px solid var(--accent); background: rgba(200,255,77,.07); }.result-status.failed { border-color: var(--danger); background: rgba(255,143,143,.07); }.result-status strong { display: block; margin-bottom: 5px; }.result-status span { color: var(--muted); font-size: 12px; line-height: 1.5; }.result-content video { width: 100%; max-height: 360px; display: block; background: #050605; }
.toast { position: fixed; right: 22px; bottom: 22px; z-index: 10; max-width: min(420px, calc(100vw - 44px)); padding: 12px 15px; border: 1px solid var(--line-bright); border-radius: 5px; color: var(--text); background: #1b2420; box-shadow: 0 16px 40px rgba(0,0,0,.4); opacity: 0; transform: translateY(10px); pointer-events: none; transition: .2s ease; }.toast.show { opacity: 1; transform: translateY(0); }
@media (max-width: 980px) { .workspace { grid-template-columns: 1fr; }.right-column { grid-template-columns: minmax(0, 1fr) minmax(0, .8fr); align-items: start; }.intro { align-items: start; flex-direction: column; }.intro-note { width: 100%; } }
@media (max-width: 680px) { .topbar { min-height: 62px; padding: 0 16px; }.brand img { width: 78px; }.brand span, .topbar-actions a:first-child { display: none; }.topbar-actions { gap: 6px; }.topbar-actions a, .balance { padding: 7px 8px; font-size: 11px; }.page-shell { width: min(100% - 24px, 1480px); padding-top: 34px; }.intro { padding-bottom: 26px; }.intro-copy { font-size: 13px; }.storyboard-panel, .settings-panel, .result-panel { padding: 18px; }.right-column { grid-template-columns: 1fr; }.panel-head { margin-bottom: 18px; }.shot-card { grid-template-columns: 30px minmax(0, 1fr); gap: 8px; padding: 14px; }.shot-fields { grid-template-columns: 1fr 1fr; }.field-grid { grid-template-columns: 1fr 1fr; }.h1 { font-size: 38px; } }