:root {
  --bg: #09090b;
  --bg-2: #0f1118;
  --panel: rgba(16,18,25,.88);
  --panel-2: rgba(21,24,33,.95);
  --border: rgba(255,255,255,.08);
  --text: #f5f7fb;
  --muted: #98a2b3;
  --accent: #6d7cff;
  --accent-soft: rgba(109,124,255,.12);
  --accent-strong: rgba(109,124,255,.4);
  --danger: #fb7185;
  --shadow: 0 20px 60px rgba(0,0,0,.38);
}
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(109,124,255,.10), transparent 30%),
    radial-gradient(circle at top right, rgba(90,208,255,.06), transparent 26%),
    linear-gradient(180deg, #0d1019 0%, #09090b 100%);
}
a { color: inherit; text-decoration: none; }
button, input, select { font: inherit; }
img { max-width: 100%; display: block; }
.app-shell { max-width: 1120px; margin: 0 auto; padding: 30px 20px 44px; }
.grid { display: grid; gap: 22px; }
.two-col-layout { grid-template-columns: 1.1fr .9fr; align-items: start; }
.full-span { grid-column: 1 / -1; }
.topbar, .panel-row, .section-head, .inline-controls, .header-actions { display: flex; align-items: center; }
.topbar { justify-content: space-between; gap: 16px; margin-bottom: 28px; }
.header-actions { gap: 12px; }
.brand { display: flex; align-items: center; gap: 14px; }
.brand h1, h2, h3, p { margin: 0; }
.brand h1 { font-size: 32px; line-height: 1.05; letter-spacing: -.02em; }
.brand-icon, .tile-icon, .upload-icon, .empty-icon { display: grid; place-items: center; }
.brand-icon {
  width: 58px;
  height: 58px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--accent), #4f46e5);
  box-shadow: var(--shadow);
  font-size: 24px;
}
.ghost-btn, .primary-btn, .danger-btn {
  border: 1px solid var(--border);
  background: rgba(255,255,255,.035);
  color: var(--text);
  padding: 12px 18px;
  border-radius: 14px;
  cursor: pointer;
  transition: .2s ease;
}
.ghost-btn:hover, .primary-btn:hover, .danger-btn:hover { transform: translateY(-1px); }
.ghost-btn:hover { background: rgba(255,255,255,.06); }
.primary-btn { background: linear-gradient(135deg, var(--accent), #5361ee); border: 0; }
.danger-btn { background: rgba(251,113,133,.1); color: #ffd5db; border-color: rgba(251,113,133,.2); }
.small { padding: 10px 14px; border-radius: 12px; }
.panel, .section-block {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 26px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}
.now-playing { padding: 24px; }
.tile-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: rgba(255,255,255,.05);
  font-size: 24px;
  margin-right: 16px;
  flex: 0 0 auto;
}
.tile-icon.soft { background: var(--accent-soft); color: #d5dbff; }
.now-playing h2, .schedule-panel h2 { font-size: 28px; line-height: 1.1; }
.now-playing p, .schedule-panel p, .subtle { color: var(--muted); }
.section-block { padding: 22px; }
.section-block > h3 { margin-bottom: 14px; font-size: 24px; }
.section-head { justify-content: space-between; gap: 16px; margin-bottom: 14px; }
.upload-box {
  min-height: 190px;
  border: 2px dashed rgba(255,255,255,.09);
  border-radius: 26px;
  display: grid;
  place-items: center;
  text-align: center;
  gap: 8px;
  color: var(--muted);
  cursor: pointer;
  background: linear-gradient(180deg, rgba(255,255,255,.028), rgba(255,255,255,.015));
  transition: .2s ease;
}
.upload-box:hover { border-color: rgba(109,124,255,.45); background: rgba(109,124,255,.05); }
.compact-upload { min-height: 150px; }
.upload-box strong { font-size: 28px; color: var(--text); }
.upload-icon {
  width: 60px;
  height: 60px;
  border-radius: 18px;
  background: var(--accent-soft);
  color: #c6cdff;
  font-size: 28px;
}
.audio-list, .logo-list { display: grid; gap: 14px; }
.audio-item, .logo-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  padding: 16px;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--border);
  border-radius: 18px;
}
.audio-item-main { display: flex; align-items: center; gap: 14px; min-width: 0; }
.audio-item-title { font-size: 18px; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.audio-item-meta, .logo-item-info span { color: var(--muted); font-size: 14px; margin-top: 4px; }
.audio-item.active { outline: 1px solid rgba(109,124,255,.65); background: rgba(109,124,255,.07); }
.empty-state { min-height: 180px; display: grid; place-items: center; text-align: center; color: var(--muted); }
.small-empty { min-height: 120px; }
.empty-icon { font-size: 52px; opacity: .45; }
.schedule-panel { padding: 22px; }
.space-between { justify-content: space-between; }
.compact { gap: 14px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 18px; }
label { display: block; color: var(--muted); font-size: 14px; margin-bottom: 8px; }
input[type="number"], input[type="text"], select {
  width: 100%;
  background: rgba(255,255,255,.04);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 14px 16px;
  border-radius: 14px;
  outline: none;
}
input[type="number"]:focus, input[type="text"]:focus, select:focus { border-color: rgba(109,124,255,.6); }
.color-input { width: 100%; height: 52px; padding: 6px; border-radius: 14px; background: rgba(255,255,255,.04); border: 1px solid var(--border); }
.timer-bar {
  margin-top: 20px;
  padding: 16px 18px;
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--border);
  border-radius: 18px;
}
.countdown { font-size: 36px; font-weight: 700; letter-spacing: .03em; margin-top: 4px; }
.switch { position: relative; width: 56px; height: 32px; display: inline-block; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; inset: 0; background: rgba(255,255,255,.1); border-radius: 999px; transition: .2s ease; }
.slider:before { content: ""; position: absolute; width: 24px; height: 24px; left: 4px; top: 4px; background: white; border-radius: 50%; transition: .2s ease; }
.switch input:checked + .slider { background: linear-gradient(135deg, var(--accent), #4f46e5); }
.switch input:checked + .slider:before { transform: translateX(24px); }
.wrap-controls { flex-wrap: wrap; justify-content: flex-end; }
.top-gap { margin-top: 18px; }
.logo-item img { width: 92px; height: 54px; object-fit: contain; border-radius: 12px; background: rgba(255,255,255,.03); padding: 8px; }
.logo-item-info { flex: 1; min-width: 0; }
.preview-block { overflow: hidden; }
.playback-preview {
  --preview-accent: #6d7cff;
  position: relative;
  min-height: 340px;
  border-radius: 28px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: linear-gradient(180deg, #090b11 0%, #050608 100%);
}
.playback-preview.is-black { background: #000; }
.preview-accent {
  position: absolute;
  border-radius: 999px;
  filter: blur(60px);
  opacity: .7;
  background: color-mix(in srgb, var(--preview-accent) 85%, transparent);
}
.accent-one { width: 260px; height: 260px; top: -40px; left: -20px; }
.accent-two { width: 300px; height: 300px; right: -60px; bottom: -80px; }
.playback-preview.is-black .preview-accent { display: none; }
.preview-center, .playback-overlay {
  position: relative;
  z-index: 2;
  min-height: inherit;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 34px;
}
.preview-logo-row, .playback-logo-row { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin-bottom: 24px; }
.preview-logo-row img, .playback-logo-row img {
  max-height: 62px;
  max-width: 140px;
  object-fit: contain;
  filter: drop-shadow(0 10px 24px rgba(0,0,0,.35));
}
.preview-headline, .playback-headline { font-size: clamp(32px, 4vw, 58px); font-weight: 800; letter-spacing: -.03em; }
.preview-subline, .playback-subline { margin-top: 10px; font-size: clamp(18px, 2.1vw, 28px); color: rgba(255,255,255,.82); }
.preview-footer, .playback-footer { margin-top: 20px; font-size: clamp(14px, 1.4vw, 18px); color: rgba(255,255,255,.55); }
.playback-body { background: #000; }
.playback-screen {
  --playback-accent: #6d7cff;
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  background: #000;
}
.playback-screen-accent {
  background:
    radial-gradient(circle at top left, rgba(255,255,255,.025), transparent 30%),
    linear-gradient(180deg, #080a10 0%, #000 100%);
}
.playback-screen-black { background: #000; }
.playback-accent {
  position: absolute;
  border-radius: 999px;
  filter: blur(90px);
  opacity: .65;
  background: var(--playback-accent);
}
.playback-screen-black .playback-accent { display: none; }
.unlock-panel {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 4;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}
.unlock-btn {
  padding: 14px 18px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.14);
  background: rgba(15,18,25,.85);
  color: white;
  cursor: pointer;
  box-shadow: var(--shadow);
}
.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 9px 12px;
  border-radius: 999px;
  font-size: 14px;
  backdrop-filter: blur(12px);
}
.status-badge.pending { background: rgba(255,255,255,.08); color: #e5e7eb; border: 1px solid rgba(255,255,255,.08); }
.status-badge.success { background: rgba(52,211,153,.14); color: #b7f7dd; border: 1px solid rgba(52,211,153,.2); }
@media (max-width: 900px) {
  .two-col-layout { grid-template-columns: 1fr; }
  .full-span { grid-column: auto; }
}
@media (max-width: 760px) {
  .topbar, .header-actions, .section-head, .timer-bar, .responsive-stack { flex-direction: column; align-items: stretch; }
  .header-actions { width: 100%; }
  .header-actions a { text-align: center; }
  .form-grid, .single-mobile { grid-template-columns: 1fr; }
  .brand h1 { font-size: 28px; }
  .section-block > h3 { font-size: 22px; }
  .upload-box strong { font-size: 22px; }
  .audio-item, .logo-item { flex-direction: column; align-items: stretch; }
  .logo-item img { width: 100%; }
  .unlock-panel { left: 16px; right: 16px; bottom: 16px; align-items: stretch; }
  .unlock-btn, .status-badge { justify-content: center; }
}

.tap-layer {
  position: absolute;
  inset: 0;
  z-index: 3;
  background: transparent;
}
.tap-layer.tap-layer-unlocked {
  cursor: default;
}
.floating-status {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translateX(-50%);
  z-index: 5;
  box-shadow: var(--shadow);
}
.preview-status {
  position: absolute;
  left: 50%;
  bottom: 20px;
  transform: translateX(-50%);
}
.is-hidden {
  opacity: 0;
  pointer-events: none;
}
.checkbox-row {
  display: flex;
  gap: 12px;
  align-items: center;
}
.checkbox-card {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255,255,255,.03);
  border: 1px solid var(--border);
  color: var(--text);
  margin-bottom: 0;
}
.checkbox-card input {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}
@media (max-width: 760px) {
  .floating-status { left: 16px; right: 16px; bottom: 16px; transform: none; justify-content: center; }
}

.wrap-checkboxes { flex-wrap: wrap; }
.settings-copy { margin-bottom: 14px; }
.manifest-icon-grid { display: grid; grid-template-columns: 1fr .8fr; gap: 18px; align-items: start; }
.manifest-preview-card {
  border: 1px solid var(--border);
  border-radius: 24px;
  background: rgba(255,255,255,.03);
  padding: 18px;
}
.manifest-icon-preview {
  min-height: 180px;
  display: grid;
  place-items: center;
  border-radius: 20px;
  border: 1px dashed rgba(255,255,255,.12);
  background: linear-gradient(180deg, rgba(255,255,255,.035), rgba(255,255,255,.015));
}
.manifest-icon-preview.empty { color: var(--muted); }
.manifest-icon-preview img {
  width: 140px;
  height: 140px;
  object-fit: cover;
  border-radius: 30px;
  box-shadow: var(--shadow);
}
.playback-body {
  background: #000;
  min-height: 100%;
}
.playback-screen {
  min-height: 100vh;
  min-height: 100dvh;
  padding-top: env(safe-area-inset-top);
  padding-right: env(safe-area-inset-right);
  padding-bottom: env(safe-area-inset-bottom);
  padding-left: env(safe-area-inset-left);
}
.ios-top-mask {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: calc(env(safe-area-inset-top) + 24px);
  background: linear-gradient(180deg, rgba(0,0,0,.98) 0%, rgba(0,0,0,.88) 70%, rgba(0,0,0,0) 100%);
  z-index: 1;
  pointer-events: none;
}
.playback-overlay {
  padding-top: max(34px, env(safe-area-inset-top));
  padding-bottom: max(34px, env(safe-area-inset-bottom));
}
.playback-countdown-wrap {
  margin-top: 28px;
  padding: 18px 24px;
  border-radius: 22px;
  background: rgba(8,10,16,.48);
  border: 1px solid rgba(255,255,255,.08);
  box-shadow: 0 18px 40px rgba(0,0,0,.28);
  backdrop-filter: blur(16px);
}
.playback-countdown-label {
  color: rgba(255,255,255,.6);
  font-size: clamp(13px, 1.3vw, 16px);
  letter-spacing: .03em;
  text-transform: uppercase;
}
.playback-countdown {
  margin-top: 6px;
  font-size: clamp(34px, 6vw, 62px);
  font-weight: 800;
  letter-spacing: .05em;
}
.preview-countdown { margin-top: 18px; }
@media (max-width: 760px) {
  .manifest-icon-grid { grid-template-columns: 1fr; }
}