/* AI 短影音製作（概念展示） */
.dm-video {
  --bg: #0d0d10;
  --panel: #16161b;
  --panel2: #1c1c23;
  --line: #26262e;
  --line2: #33333d;
  --text: #ececf1;
  --muted: #8a8a96;
  --faint: #5f5f6b;
  --mag: #ff4d8d;
  --cyan: #3ddcff;
  --violet: #9b7bff;
  --amber: #ffb547;
  position: absolute;
  inset: 0;
  overflow: hidden;
  background: var(--bg);
  color: var(--text);
  font: 400 14px/1.5 "Noto Sans TC", system-ui, sans-serif;
  letter-spacing: 0.01em;
}
.dm-video .dmv-sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.dm-video .dmv-svg { display: block; overflow: hidden; }

/* App chrome */
.dm-video .dmv-top {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 52px;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 18px;
  background: #111116;
  border-bottom: 1px solid var(--line);
}
.dm-video .dmv-brand { display: flex; align-items: center; gap: 9px; }
.dm-video .dmv-brand b { font: 700 15px/1 Syne, sans-serif; letter-spacing: 0.02em; }
.dm-video .dmv-logo {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--mag), var(--violet) 55%, var(--cyan));
  box-shadow: 0 4px 14px -4px rgba(255, 77, 141, 0.7);
}
.dm-video .dmv-crumb {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-left: 16px;
  border-left: 1px solid var(--line2);
  font-size: 13px;
  color: var(--muted);
}
.dm-video .dmv-crumb i { font-style: normal; color: var(--faint); }
.dm-video .dmv-crumb b { font-weight: 500; color: var(--text); }
.dm-video .dmv-steps { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.dm-video .dmv-step {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--faint);
  transition: color 0.3s;
}
.dm-video .dmv-step i {
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1.5px solid var(--line2);
  font: 700 10.5px/1 Syne, sans-serif;
  font-style: normal;
  transition: background 0.3s, border-color 0.3s, color 0.3s, box-shadow 0.3s;
}
.dm-video .dmv-steps > em {
  width: 20px;
  height: 1.5px;
  border-radius: 1px;
  background: var(--line2);
  transition: background 0.3s;
}
.dm-video .dmv-step.is-on { color: var(--text); font-weight: 500; }
.dm-video .dmv-step.is-on i {
  background: var(--mag);
  border-color: var(--mag);
  color: #fff;
  box-shadow: 0 0 0 4px rgba(255, 77, 141, 0.18);
}
.dm-video .dmv-step.is-done { color: var(--muted); }
.dm-video .dmv-step.is-done i { border-color: var(--cyan); color: transparent; position: relative; }
.dm-video .dmv-step.is-done i::after {
  content: "✓";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--cyan);
  font: 700 11px/1 "Noto Sans TC", sans-serif;
}
.dm-video .dmv-step.is-done + em { background: rgba(61, 220, 255, 0.55); }
.dm-video .dmv-me { display: flex; align-items: center; gap: 14px; margin-left: 18px; }
.dm-video .dmv-saved { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.dm-video .dmv-saved i { width: 6px; height: 6px; border-radius: 50%; background: var(--cyan); box-shadow: 0 0 6px var(--cyan); }
.dm-video .dmv-avatar {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--amber), var(--mag));
  font: 700 12px/1 Syne, sans-serif;
  color: #fff;
}

.dm-video .dmv-rail {
  position: absolute;
  left: 0;
  top: 52px;
  bottom: 0;
  width: 56px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 14px 0;
  background: #111116;
  border-right: 1px solid var(--line);
}
.dm-video .dmv-ri {
  position: relative;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  color: var(--faint);
}
.dm-video .dmv-ri.is-on { color: var(--text); background: rgba(255, 255, 255, 0.06); }
.dm-video .dmv-ri.is-on::before {
  content: "";
  position: absolute;
  left: -9px;
  top: 10px;
  bottom: 10px;
  width: 3px;
  border-radius: 2px;
  background: var(--mag);
}
.dm-video .dmv-ri-end { margin-top: auto; }

.dm-video .dmv-main { position: absolute; left: 56px; top: 52px; right: 0; bottom: 0; }
.dm-video .dmv-page {
  position: absolute;
  inset: 18px 20px;
  animation: dmv-page 0.5s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}
@keyframes dmv-page { from { opacity: 0; transform: translateY(10px); } }

/* Shared bits */
.dm-video .dmv-card {
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 18px;
}
.dm-video .dmv-card-h { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.dm-video .dmv-card-h b { font-size: 15px; font-weight: 700; }
.dm-video .dmv-tag {
  padding: 2px 9px;
  border-radius: 999px;
  background: rgba(61, 220, 255, 0.12);
  color: var(--cyan);
  font-size: 11.5px;
}
.dm-video .dmv-ai {
  padding: 2px 10px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(255, 77, 141, 0.2), rgba(155, 123, 255, 0.2));
  color: #ffb8d1;
  font-size: 11.5px;
}
.dm-video .dmv-meta { margin-left: auto; font-size: 12.5px; color: var(--muted); }
.dm-video .dmv-lbl { font-size: 12px; color: var(--muted); letter-spacing: 0.06em; }
.dm-video .dmv-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  height: 36px;
  padding: 0 15px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--mag), #ff7a59);
  box-shadow: 0 8px 22px -10px rgba(255, 77, 141, 0.85);
  color: #fff;
  font-size: 13.5px;
  font-weight: 600;
  white-space: nowrap;
  transition: opacity 0.3s, filter 0.3s, box-shadow 0.3s;
}
.dm-video .dmv-btn.is-ghost {
  background: transparent;
  border: 1px solid var(--line2);
  box-shadow: none;
  color: var(--text);
  font-weight: 500;
}
.dm-video .dmv-btn.is-off { opacity: 0.38; filter: saturate(0.4); box-shadow: none; }
.dm-video .is-press { animation: dmv-press 0.32s ease; }
@keyframes dmv-press { 40% { transform: scale(0.94); } }
.dm-video .dmv-bar { display: flex; align-items: center; gap: 8px; height: 36px; }
.dm-video .dmv-h { margin-right: 6px; font-size: 18px; font-weight: 700; }
.dm-video .dmv-pill {
  padding: 4px 11px;
  border-radius: 999px;
  border: 1px solid var(--line2);
  color: var(--muted);
  font-size: 12.5px;
}
.dm-video .dmv-pill.is-cyan { color: var(--cyan); border-color: rgba(61, 220, 255, 0.4); }
.dm-video .dmv-sp { flex: 1; }
.dm-video .dmv-spin {
  display: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-top-color: #fff;
  animation: dmv-spin 0.8s linear infinite;
}
@keyframes dmv-spin { to { transform: rotate(360deg); } }

/* 1 · Script */
.dm-video .dmv-p1 { display: grid; grid-template-columns: 352px 1fr; gap: 18px; }
.dm-video .dmv-brief { display: flex; flex-direction: column; gap: 14px; }
.dm-video .dmv-brief .dmv-card-h { margin-bottom: 0; }
.dm-video .dmv-field { display: grid; gap: 7px; align-content: start; }
.dm-video .dmv-brandpill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  padding: 5px 12px 5px 8px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel2);
  font-size: 13.5px;
}
.dm-video .dmv-brandpill i {
  width: 18px;
  height: 18px;
  border-radius: 6px;
  background: linear-gradient(135deg, #c8946a, #5a3420);
}
.dm-video .dmv-input {
  position: relative;
  min-height: 86px;
  padding: 11px 14px;
  border-radius: 12px;
  border: 1px solid var(--line2);
  background: #101014;
  font-size: 15px;
  line-height: 1.65;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.dm-video .dmv-input.is-focus { border-color: var(--mag); box-shadow: 0 0 0 3px rgba(255, 77, 141, 0.16); }
.dm-video .dmv-ph { position: absolute; left: 14px; top: 11px; color: var(--faint); }
.dm-video .dmv-input.has-text .dmv-ph { display: none; }
.dm-video .dmv-chips { display: flex; flex-wrap: wrap; gap: 7px; }
.dm-video .dmv-chip {
  padding: 4px 12px;
  border-radius: 999px;
  border: 1px solid var(--line2);
  color: var(--muted);
  font-size: 13px;
  transition: background 0.25s, border-color 0.25s, color 0.25s;
}
.dm-video .dmv-chip.is-on { border-color: rgba(255, 77, 141, 0.6); background: rgba(255, 77, 141, 0.13); color: #ffd3e3; }
.dm-video .dmv-row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.dm-video .dmv-row2 .dmv-chips { gap: 6px; }
.dm-video .dmv-row2 .dmv-chip { padding: 4px 8px; font-size: 12.5px; }
.dm-video .dmv-gen { width: 100%; height: 46px; margin-top: auto; font-size: 15px; }
.dm-video .dmv-gen.is-busy .dmv-spin { display: block; }
.dm-video .dmv-gen.is-busy svg { display: none; }

.dm-video .dmv-script { display: flex; flex-direction: column; }
.dm-video .dmv-empty,
.dm-video .dmv-writing,
.dm-video .dmv-rows { display: none; }
.dm-video .dmv-script[data-state="empty"] .dmv-empty {
  flex: 1;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 14px;
}
.dm-video .dmv-empty-i {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  background: rgba(255, 77, 141, 0.1);
  color: var(--mag);
}
.dm-video .dmv-script[data-state="writing"] .dmv-writing { display: grid; gap: 12px; padding-top: 6px; }
.dm-video .dmv-writing i {
  display: block;
  height: 64px;
  border-radius: 12px;
  background: linear-gradient(100deg, #1d1d24 30%, #2a2a33 50%, #1d1d24 70%) 0 0 / 220% 100%;
  animation: dmv-shim 1.2s linear infinite;
}
.dm-video .dmv-writing i:nth-child(2) { width: 92%; }
.dm-video .dmv-writing i:nth-child(3) { width: 96%; }
.dm-video .dmv-writing i:nth-child(4) { width: 84%; }
.dm-video .dmv-writing span { color: var(--muted); font-size: 13px; }
@keyframes dmv-shim { from { background-position: 120% 0; } to { background-position: -100% 0; } }
.dm-video .dmv-script[data-state="done"] .dmv-rows { display: grid; gap: 10px; }
.dm-video .dmv-srow {
  display: grid;
  grid-template-columns: 58px 1fr auto;
  gap: 14px;
  padding: 11px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--panel2);
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s, transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.dm-video .dmv-srow.is-in { opacity: 1; transform: none; }
.dm-video .dmv-tc { padding-top: 2px; font: 700 13px/1.5 Syne, sans-serif; color: var(--cyan); }
.dm-video .dmv-sbody b { display: block; font-size: 14.5px; font-weight: 700; }
.dm-video .dmv-sbody p { margin: 3px 0 5px; font-size: 13px; line-height: 1.55; color: var(--muted); }
.dm-video .dmv-cap { font-size: 12.5px; color: #ff9cc0; }
.dm-video .dmv-stags { display: flex; gap: 5px; align-items: flex-start; }
.dm-video .dmv-stags i {
  padding: 2px 8px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted);
  font-size: 11.5px;
  font-style: normal;
  white-space: nowrap;
}
.dm-video .dmv-sfoot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 12.5px;
  opacity: 0;
  transition: opacity 0.5s;
}
.dm-video .dmv-sfoot.is-in { opacity: 1; }
.dm-video .dmv-next.is-glow { animation: dmv-glow 1.6s ease-in-out infinite; }
@keyframes dmv-glow {
  50% { box-shadow: 0 0 0 4px rgba(255, 77, 141, 0.2), 0 8px 26px -8px rgba(255, 77, 141, 0.95); }
}

/* 2 · Storyboard */
.dm-video .dmv-p2 { display: flex; flex-direction: column; gap: 16px; }
.dm-video .dmv-board { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.dm-video .dmv-sb { display: flex; flex-direction: column; gap: 8px; }
.dm-video .dmv-sbimg {
  position: relative;
  aspect-ratio: 9 / 16;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #1b1b22;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.dm-video .dmv-sbimg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, transparent 30%, rgba(255, 255, 255, 0.07) 50%, transparent 70%) 0 0 / 220% 100%;
  opacity: 0;
  transition: opacity 0.4s;
  animation: dmv-shim 1.3s linear infinite;
}
.dm-video .dmv-sb.is-loading .dmv-sbimg::after { opacity: 1; }
.dm-video .dmv-art {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  scale: 1.07;
  filter: blur(7px);
  transition: opacity 0.7s ease, scale 0.9s cubic-bezier(0.2, 0.8, 0.2, 1), filter 0.7s ease;
}
.dm-video .dmv-sb.is-ready .dmv-art:not(.is-b),
.dm-video .dmv-sb.is-ready.is-v2 .dmv-art.is-b { opacity: 1; scale: 1; filter: none; }
.dm-video .dmv-sb.is-v2 .dmv-art:not(.is-b) { opacity: 0; }
.dm-video .is-b { transform: scaleX(-1); }
.dm-video .dmv-gen-l {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  margin-top: -10px;
  color: var(--muted);
  font-size: 12.5px;
  opacity: 0;
  transition: opacity 0.3s;
}
.dm-video .dmv-gen-l svg { color: var(--mag); animation: dmv-twinkle 1.1s ease-in-out infinite; }
@keyframes dmv-twinkle { 50% { transform: scale(0.7) rotate(45deg); opacity: 0.6; } }
.dm-video .dmv-sb.is-loading .dmv-gen-l { opacity: 1; }
.dm-video .dmv-sbov {
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: 8px;
  z-index: 2;
  display: flex;
  gap: 6px;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 0.25s, transform 0.25s;
}
.dm-video .dmv-sb.is-hover .dmv-sbov { opacity: 1; transform: none; }
.dm-video .dmv-sb.is-hover .dmv-sbimg { border-color: var(--mag); box-shadow: 0 0 0 2px rgba(255, 77, 141, 0.45); }
.dm-video .dmv-mini {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  height: 28px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(13, 13, 16, 0.8);
  color: var(--text);
  font-size: 11.5px;
  font-weight: 600;
}
.dm-video .dmv-ver {
  position: absolute;
  top: 8px;
  right: 8px;
  z-index: 2;
  padding: 2px 7px;
  border-radius: 6px;
  background: var(--mag);
  color: #fff;
  font: 700 10.5px/1.4 Syne, sans-serif;
  opacity: 0;
  transform: scale(0.5);
  transition: opacity 0.3s, transform 0.4s cubic-bezier(0.3, 1.6, 0.5, 1);
}
.dm-video .dmv-sb.is-v2 .dmv-ver { opacity: 1; transform: none; }
.dm-video .dmv-sbl { display: flex; justify-content: space-between; align-items: baseline; }
.dm-video .dmv-sbl b { font-size: 13.5px; }
.dm-video .dmv-sbl span { font: 600 12px/1 Syne, sans-serif; color: var(--cyan); }
.dm-video .dmv-sbt { font-size: 13px; color: var(--muted); }
.dm-video .dmv-progress { display: flex; align-items: center; gap: 12px; margin-top: 4px; }
.dm-video .dmv-pg { position: relative; width: 220px; height: 5px; overflow: hidden; border-radius: 3px; background: #24242c; }
.dm-video .dmv-pg i {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--mag), var(--violet), var(--cyan));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.dm-video .dmv-pgn { font: 700 13px/1 Syne, sans-serif; }
.dm-video .dmv-pgm { margin-left: auto; color: var(--muted); font-size: 12.5px; }
.dm-video .dmv-prompt {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: auto;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: var(--panel);
  font-size: 13.5px;
  opacity: 0;
  transition: opacity 0.5s;
}
.dm-video .dmv-prompt.is-in { opacity: 1; }
.dm-video .dmv-ptext { flex: 1; }
.dm-video .dmv-ref {
  padding: 3px 10px;
  border-radius: 999px;
  background: rgba(155, 123, 255, 0.14);
  color: #c9b8ff;
  font-size: 12px;
  white-space: nowrap;
}

/* 3 · Edit */
.dm-video .dmv-p3 { display: flex; flex-direction: column; gap: 14px; }
.dm-video .dmv-ed { display: flex; gap: 14px; height: 344px; }
.dm-video .dmv-viewer {
  position: relative;
  width: 520px;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 12px 12px 10px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: radial-gradient(#1d1d24 1px, transparent 1.2px) 0 0 / 16px 16px, #0a0a0d;
}
.dm-video .dmv-vlabel { position: absolute; left: 14px; top: 12px; font-size: 12px; color: var(--muted); }
.dm-video .dmv-pv {
  position: relative;
  height: 272px;
  aspect-ratio: 9 / 16;
  border-radius: 10px;
  overflow: hidden;
  background: #000;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.1), 0 22px 50px -18px #000;
}
.dm-video .dmv-pvf {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  scale: 1;
  transition: opacity 0.35s ease, scale 0s linear 0.35s;
}
.dm-video .dmv-pvf.is-on { opacity: 1; scale: 1.08; transition: opacity 0.35s ease, scale 4.5s linear; }
.dm-video .dmv-capov { position: absolute; left: 8px; right: 8px; bottom: 20%; z-index: 2; text-align: center; }
.dm-video .dmv-capov span {
  display: inline-block;
  color: #fff;
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5), 0 0 2px rgba(0, 0, 0, 0.7);
  opacity: 0;
  transform: translateY(10px);
}
.dm-video .dmv-capov.is-on span { animation: dmv-cap 0.45s cubic-bezier(0.2, 0.8, 0.2, 1) forwards; }
@keyframes dmv-cap { to { opacity: 1; transform: none; } }
.dm-video .dmv-transport { display: flex; align-items: center; gap: 9px; margin-top: auto; }
.dm-video .dmv-tb {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}
.dm-video .dmv-playbtn { width: 34px; height: 34px; border-radius: 50%; background: var(--mag); color: #fff; }
.dm-video .dmv-playbtn i { display: grid; place-items: center; }
.dm-video .dmv-ic-play,
.dm-video .dmv-playbtn.is-paused .dmv-ic-pause { display: none !important; }
.dm-video .dmv-playbtn.is-paused .dmv-ic-play { display: grid !important; }
.dm-video .dmv-tcbig { margin-left: 8px; font: 700 15px/1 Syne, sans-serif; color: var(--text); }
.dm-video .dmv-tcbig span { display: inline-block; width: 1.36em; text-align: center; }
.dm-video .dmv-tdur { font: 600 12px/1 Syne, sans-serif; color: var(--muted); }

.dm-video .dmv-insp {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--panel);
}
.dm-video .dmv-tabs { display: flex; gap: 4px; padding: 3px; border-radius: 10px; background: #101014; }
.dm-video .dmv-tabs span { flex: 1; padding: 6px 0; border-radius: 8px; text-align: center; color: var(--muted); font-size: 13px; }
.dm-video .dmv-tabs .is-on { background: #25252e; color: var(--text); }
.dm-video .dmv-autos { display: flex; flex-wrap: wrap; gap: 6px; }
.dm-video .dmv-autos span {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 999px;
  border: 1px solid rgba(61, 220, 255, 0.28);
  background: rgba(61, 220, 255, 0.09);
  color: var(--cyan);
  font-size: 12px;
}
.dm-video .dmv-prop {
  display: flex;
  justify-content: space-between;
  padding: 7px 2px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.dm-video .dmv-prop span { color: var(--muted); }
.dm-video .dmv-prop b { font-weight: 500; }
.dm-video .dmv-music {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: auto;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: #101014;
}
.dm-video .dmv-music i {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--mag), var(--violet));
  color: #fff;
}
.dm-video .dmv-music b { display: block; font-size: 13.5px; font-weight: 600; }
.dm-video .dmv-music span { font-size: 12px; color: var(--muted); }

.dm-video .dmv-tl {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  height: 214px;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--panel);
}
.dm-video .dmv-tlh { display: flex; align-items: center; gap: 10px; height: 22px; font-size: 13px; }
.dm-video .dmv-tlh b { font-weight: 600; }
.dm-video .dmv-snap { display: inline-flex; align-items: center; gap: 5px; margin-left: auto; color: var(--cyan); font-size: 12px; }
.dm-video .dmv-zoom { position: relative; width: 90px; height: 4px; border-radius: 2px; background: #2a2a33; }
.dm-video .dmv-zoom i { position: absolute; left: 42%; top: -4px; width: 12px; height: 12px; border-radius: 50%; background: #d8d8e0; }
.dm-video .dmv-ruler { height: 20px; padding-left: 52px; }
.dm-video .dmv-lane { position: relative; flex: 1; height: 100%; }
.dm-video .dmv-ruler .dmv-lane {
  background: repeating-linear-gradient(90deg, #3d3d48 0 1px, transparent 1px calc(100% / 15)) left bottom / 100% 6px no-repeat;
}
.dm-video .dmv-ruler span {
  position: absolute;
  top: -1px;
  transform: translateX(-50%);
  font: 600 10.5px/1.2 Syne, sans-serif;
  color: var(--muted);
}
.dm-video .dmv-ruler span:first-child { transform: none; }
.dm-video .dmv-ruler span:last-child { transform: translateX(-100%); }
.dm-video .dmv-track { display: flex; gap: 8px; }
.dm-video .dmv-tv { height: 48px; }
.dm-video .dmv-tt { height: 30px; }
.dm-video .dmv-ta { height: 40px; }
.dm-video .dmv-tlab {
  flex: none;
  display: grid;
  place-items: center;
  width: 44px;
  border-radius: 8px;
  background: #101014;
  color: var(--muted);
  font: 700 11px/1 Syne, sans-serif;
}
.dm-video .dmv-clip {
  position: absolute;
  top: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  gap: 7px;
  overflow: hidden;
  border-radius: 7px;
  border-right: 2px solid var(--panel);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.14);
}
.dm-video .dmv-c1 { background: linear-gradient(135deg, #8fcff5, #f5dcc0); }
.dm-video .dmv-c2 { background: linear-gradient(135deg, #f3c99f, #6b3f22); }
.dm-video .dmv-c3 { background: linear-gradient(135deg, #9dd0fa, #ffb980 65%, #56768f); }
.dm-video .dmv-c4 { background: linear-gradient(135deg, #dce9f5, #ff8fb4); }
.dm-video .dmv-c5 { background: linear-gradient(135deg, #d8f4ff, #4eb8dc); }
.dm-video .dmv-cthumb { flex: none; width: 27px; height: 48px; }
.dm-video .dmv-clip b {
  padding: 1px 6px;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.78);
  color: #121216;
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}
.dm-video .dmv-xf {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 10px;
  height: 10px;
  margin: -5px 0 0 -6px;
  border-radius: 2px;
  border: 2px solid var(--violet);
  background: #fff;
  transform: rotate(45deg);
}
.dm-video .dmv-capb {
  position: absolute;
  top: 2px;
  bottom: 2px;
  display: flex;
  align-items: center;
  padding: 0 8px;
  overflow: hidden;
  border-radius: 6px;
  border: 1px solid rgba(255, 181, 71, 0.55);
  background: rgba(255, 181, 71, 0.15);
  color: #ffd89c;
  font-size: 12px;
  white-space: nowrap;
  transition: background 0.2s, box-shadow 0.2s;
}
.dm-video .dmv-capb.is-grab {
  z-index: 3;
  background: rgba(255, 181, 71, 0.3);
  box-shadow: 0 0 0 2px rgba(255, 181, 71, 0.55), 0 6px 16px rgba(0, 0, 0, 0.45);
}
.dm-video .dmv-nudge {
  position: absolute;
  top: -24px;
  z-index: 4;
  padding: 2px 8px;
  border-radius: 6px;
  background: var(--amber);
  color: #1a1206;
  font: 700 11px/1.4 Syne, sans-serif;
  white-space: nowrap;
  transform: translateX(-50%);
  opacity: 0;
  transition: opacity 0.2s;
}
.dm-video .dmv-nudge.is-in { opacity: 1; }
.dm-video .dmv-ta .dmv-lane { border-radius: 7px; background: #101014; overflow: hidden; }
.dm-video .dmv-wave { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0.85; }
.dm-video .dmv-phwrap { position: absolute; left: 64px; right: 12px; top: 46px; bottom: 12px; z-index: 5; }
.dm-video .dmv-playhead { position: absolute; top: 0; bottom: 0; left: 0; width: 0; }
.dm-video .dmv-playhead::before {
  content: "";
  position: absolute;
  top: 4px;
  bottom: 0;
  left: -1px;
  width: 2px;
  background: var(--mag);
  box-shadow: 0 0 10px rgba(255, 77, 141, 0.75);
}
.dm-video .dmv-playhead i {
  position: absolute;
  top: -6px;
  left: -7px;
  width: 14px;
  height: 13px;
  background: var(--mag);
  clip-path: polygon(0 0, 100% 0, 100% 55%, 50% 100%, 0 55%);
}

/* 4 · Export */
.dm-video .dmv-p4 { display: flex; flex-direction: column; gap: 16px; }
.dm-video .dmv-exports { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.dm-video .dmv-ex {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--panel);
  transition: border-color 0.4s;
}
.dm-video .dmv-ex.is-done { border-color: rgba(61, 220, 255, 0.35); }
.dm-video .dmv-exprev {
  position: relative;
  display: grid;
  place-items: center;
  height: 282px;
  margin-bottom: 4px;
  border-radius: 10px;
  background: radial-gradient(#1d1d24 1px, transparent 1.2px) 0 0 / 14px 14px, #0a0a0d;
}
.dm-video .dmv-thumb {
  position: relative;
  overflow: hidden;
  border-radius: 8px;
  background: radial-gradient(circle at 50% 46%, #ffffff 0, #d8f4ff 40%, #62c4e4 100%);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.12), 0 16px 34px -14px #000;
}
.dm-video .dmv-t916 { width: 144px; height: 256px; }
.dm-video .dmv-t11 { width: 240px; height: 240px; }
.dm-video .dmv-t169 { width: 276px; height: 155px; }
.dm-video .dmv-rays {
  position: absolute;
  inset: -30%;
  background: repeating-conic-gradient(from 0deg at 50% 50%, rgba(255, 255, 255, 0.4) 0 7deg, transparent 7deg 24deg);
  -webkit-mask: radial-gradient(closest-side, #000, transparent);
  mask: radial-gradient(closest-side, #000, transparent);
  opacity: 0.6;
}
.dm-video .dmv-slogan {
  position: absolute;
  color: #173a4a;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 0.04em;
}
.dm-video .dmv-tbottle { position: absolute; filter: drop-shadow(0 8px 10px rgba(15, 59, 77, 0.35)); }
.dm-video .dmv-cube {
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 4px;
  border: 1px solid #fff;
  background: linear-gradient(135deg, #fff, rgba(169, 228, 255, 0.7));
  transform: rotate(-14deg);
}
.dm-video .dmv-cube + .dmv-cube { width: 14px; height: 14px; transform: rotate(18deg); }
.dm-video .dmv-tlogo { position: absolute; color: #173a4a; font: 700 10px/1 "Noto Serif TC", serif; letter-spacing: 0.12em; opacity: 0.8; }

.dm-video .dmv-t916 .dmv-slogan { left: 0; right: 0; top: 18px; text-align: center; font-size: 14px; }
.dm-video .dmv-t916 .dmv-tbottle { left: 50%; top: 66px; width: 60px; height: 165px; margin-left: -30px; }
.dm-video .dmv-t916 .dmv-cube { left: 22px; top: 206px; }
.dm-video .dmv-t916 .dmv-cube + .dmv-cube { left: 106px; top: 212px; }
.dm-video .dmv-t916 .dmv-tlogo { left: 0; right: 0; bottom: 11px; text-align: center; }

.dm-video .dmv-t11 .dmv-slogan { left: 122px; top: 80px; font-size: 19px; }
.dm-video .dmv-t11 .dmv-tbottle { left: 38px; top: 36px; width: 62px; height: 171px; }
.dm-video .dmv-t11 .dmv-cube { left: 18px; top: 184px; }
.dm-video .dmv-t11 .dmv-cube + .dmv-cube { left: 98px; top: 194px; }
.dm-video .dmv-t11 .dmv-tlogo { left: 123px; top: 150px; }

.dm-video .dmv-t169 .dmv-slogan { left: 24px; top: 40px; font-size: 17px; }
.dm-video .dmv-t169 .dmv-tbottle { right: 48px; top: 14px; width: 46px; height: 127px; }
.dm-video .dmv-t169 .dmv-cube { right: 108px; top: 112px; }
.dm-video .dmv-t169 .dmv-cube + .dmv-cube { right: 30px; top: 118px; }
.dm-video .dmv-t169 .dmv-tlogo { left: 25px; top: 104px; }

.dm-video .dmv-okov {
  position: absolute;
  top: 10px;
  right: 10px;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--cyan);
  color: #06232b;
  transform: scale(0);
  transition: transform 0.45s cubic-bezier(0.3, 1.7, 0.5, 1);
}
.dm-video .dmv-ex.is-done .dmv-okov { transform: none; }
.dm-video .dmv-exh { display: flex; align-items: center; justify-content: space-between; }
.dm-video .dmv-exh b { font-size: 15px; }
.dm-video .dmv-st {
  padding: 2px 10px;
  border-radius: 999px;
  background: #222229;
  color: var(--muted);
  font-size: 12px;
  transition: background 0.3s, color 0.3s;
}
.dm-video .dmv-ex.is-run .dmv-st { background: rgba(255, 77, 141, 0.14); color: #ffb3cd; }
.dm-video .dmv-ex.is-done .dmv-st { background: var(--cyan); color: #06232b; font-weight: 600; }
.dm-video .dmv-ex.is-done .dmv-st::before { content: "✓ "; }
.dm-video .dmv-fn { font-size: 13.5px; font-weight: 500; }
.dm-video .dmv-spec { font: 600 11.5px/1.3 Syne, "Noto Sans TC", sans-serif; color: var(--muted); }
.dm-video .dmv-pbar { height: 5px; margin-top: 2px; overflow: hidden; border-radius: 3px; background: #24242c; }
.dm-video .dmv-pbar i {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--mag), var(--violet), var(--cyan));
  transform: scaleX(0);
  transform-origin: left;
}
.dm-video .dmv-ex.is-done .dmv-pbar i { background: var(--cyan); }
.dm-video .dmv-plats { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 2px; }
.dm-video .dmv-plats i {
  padding: 2px 9px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--muted);
  font-size: 11.5px;
  font-style: normal;
}
.dm-video .dmv-toast {
  position: absolute;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid rgba(61, 220, 255, 0.4);
  background: #1d1d25;
  box-shadow: 0 16px 40px -12px #000;
  color: var(--text);
  font-size: 13.5px;
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.35s, transform 0.45s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.dm-video .dmv-toast svg { color: var(--cyan); }
.dm-video .dmv-toast.is-in { opacity: 1; transform: none; }