:root {
  --studio-bg: #090b14;
  --studio-surface: #111522;
  --studio-surface-raised: #171c2b;
  --studio-surface-hover: #20263a;
  --studio-line: rgba(189, 198, 255, .14);
  --studio-text: #f4f5ff;
  --studio-muted: #9ba3bd;
  --studio-violet: #9270ff;
  --studio-cyan: #54e1d1;
  --studio-pink: #f47bbd;
  --studio-radius: 16px;
  color-scheme: dark;
}

html,
body {
  accent-color: var(--studio-violet);
}

body {
  background-color: var(--studio-bg);
  background-image:
    radial-gradient(ellipse at 82% 0%, rgba(119, 69, 255, .15), transparent 38%),
    radial-gradient(ellipse at 4% 92%, rgba(41, 202, 190, .08), transparent 30%);
  color: var(--studio-text);
}

button,
input,
select,
textarea {
  font: inherit;
}

button,
a,
input,
select,
textarea {
  -webkit-tap-highlight-color: transparent;
}

button:not(:disabled),
a,
label[for] {
  transition: border-color .18s ease, background-color .18s ease, color .18s ease, box-shadow .18s ease, transform .18s ease;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--studio-cyan);
  outline-offset: 3px;
}

header {
  backdrop-filter: blur(18px);
}

.brand-logo,
.brand-img {
  box-shadow: 0 0 24px rgba(146, 112, 255, .25);
}

.btn,
.btn-ghost,
.btn-icon,
.back,
.link,
.back-link {
  transition: border-color .18s ease, background-color .18s ease, color .18s ease, box-shadow .18s ease, transform .18s ease;
}

.btn:hover,
.btn-ghost:hover,
.btn-icon:hover,
.back:hover,
.back-link:hover {
  border-color: rgba(146, 112, 255, .7);
  box-shadow: 0 8px 24px rgba(93, 61, 179, .18);
}

.btn-primary,
.btn-solid,
.btn-export,
.btn-create-export,
.download-button:not(.downloaded) {
  background: linear-gradient(120deg, var(--studio-violet), #b77aff 54%, var(--studio-cyan));
  color: #090b14;
  border-color: transparent;
  box-shadow: 0 8px 24px rgba(119, 81, 234, .24);
}

.btn-create-export {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 16px;
  border: 0;
  border-radius: 11px;
  font-family: inherit;
  font-size: 13px;
  font-weight: 750;
  cursor: pointer;
  white-space: nowrap;
}

.btn-create-export:disabled {
  opacity: .65;
  cursor: progress;
  transform: none;
}

.btn-primary:hover,
.btn-solid:hover,
.btn-export:hover,
.btn-create-export:hover,
.download-button:not(.downloaded):hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  box-shadow: 0 12px 30px rgba(119, 81, 234, .32);
}

.card,
.project,
.project-row,
.sticker-card,
.platform {
  border-color: var(--studio-line);
  border-radius: var(--studio-radius);
  background: linear-gradient(145deg, rgba(25, 30, 47, .96), rgba(15, 19, 31, .96));
  box-shadow: 0 16px 42px rgba(0, 0, 0, .16);
}

.project,
.project-row,
.sticker-card,
.platform {
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}

.project:hover,
.project-row:hover,
.sticker-card:hover,
.platform:hover {
  transform: translateY(-2px);
  border-color: rgba(146, 112, 255, .44);
  box-shadow: 0 18px 44px rgba(69, 47, 137, .18);
}

input:not([type="range"]),
select,
textarea {
  border-color: var(--studio-line);
  border-radius: 11px;
  background-color: rgba(9, 12, 22, .8);
  color: var(--studio-text);
}

input:not([type="range"]):focus,
select:focus,
textarea:focus {
  border-color: var(--studio-violet);
  box-shadow: 0 0 0 3px rgba(146, 112, 255, .16);
}

input[type="range"]::-webkit-slider-thumb {
  background: linear-gradient(135deg, var(--studio-violet), var(--studio-cyan));
}

input[type="range"]::-moz-range-thumb {
  border: 0;
  background: linear-gradient(135deg, var(--studio-violet), var(--studio-cyan));
}

/* Sign-in */
.panel-auth {
  background:
    radial-gradient(ellipse at 14% 12%, rgba(146, 112, 255, .15), transparent 42%),
    linear-gradient(155deg, #151a2a, #0f1220 76%);
}

.panel-stage {
  background-color: #0e1020;
}

.stage-video-fallback {
  background:
    radial-gradient(ellipse at 68% 35%, rgba(244, 123, 189, .21), transparent 25%),
    radial-gradient(ellipse at 36% 62%, rgba(84, 225, 209, .22), transparent 30%),
    radial-gradient(ellipse at 55% 48%, rgba(146, 112, 255, .45), transparent 54%),
    linear-gradient(145deg, #1b1630, #0a0d17 72%);
}

.timeline-fill {
  background: linear-gradient(90deg, var(--studio-violet), var(--studio-cyan));
}

.timeline-playhead {
  background: var(--studio-cyan);
  box-shadow: 0 0 0 4px rgba(84, 225, 209, .18), 0 0 18px rgba(84, 225, 209, .55);
}

.corner {
  stroke: var(--studio-cyan);
}

.stage-caption p {
  color: #f1ddff;
}

/* Editor */
body:has(.workspace) > header {
  background: rgba(15, 19, 32, .96);
  border-bottom-color: var(--studio-line);
}

.sidebar,
.properties,
.timeline-toolbar,
.track-headers,
.ruler {
  background-color: var(--studio-surface);
}

.sidebar,
.properties,
.timeline,
.timeline-toolbar,
.track-headers,
.track-header,
.ruler,
.track-row {
  border-color: var(--studio-line);
}

.media-item {
  border-color: var(--studio-line);
  border-radius: 12px;
  background-color: var(--studio-surface-raised);
}

.media-add {
  color: var(--studio-cyan);
  border-color: rgba(84, 225, 209, .42);
  background: rgba(84, 225, 209, .06);
}

.file-drop {
  border-color: rgba(84, 225, 209, .38);
  border-radius: 13px;
  background: linear-gradient(135deg, rgba(146, 112, 255, .08), rgba(84, 225, 209, .05));
}

.file-drop:hover {
  border-color: var(--studio-cyan);
  background-color: rgba(84, 225, 209, .08);
}

.tab.active {
  color: var(--studio-cyan);
}

.tab.active::after {
  background: linear-gradient(90deg, var(--studio-violet), var(--studio-cyan));
}

.stage {
  background:
    radial-gradient(ellipse at center, rgba(81, 66, 145, .16), transparent 58%),
    #0b0e17;
}

.player-wrapper {
  border-color: rgba(146, 112, 255, .25);
  box-shadow: 0 24px 70px rgba(0, 0, 0, .4), 0 0 34px rgba(103, 77, 204, .1);
}

.play-btn {
  background: linear-gradient(135deg, var(--studio-violet), var(--studio-cyan));
  box-shadow: 0 12px 30px rgba(84, 225, 209, .16);
}

.prop-section {
  border-color: var(--studio-line);
}

.clip-video {
  background: linear-gradient(100deg, rgba(146, 112, 255, .27), rgba(146, 112, 255, .12));
  border-color: rgba(146, 112, 255, .62);
}

.clip-audio {
  background: linear-gradient(100deg, rgba(84, 225, 209, .22), rgba(84, 225, 209, .08));
  border-color: rgba(84, 225, 209, .55);
}

#tab-musica {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 18px 16px 22px;
}

#tab-musica .music-intro h3 {
  margin: 0 0 6px;
  color: var(--studio-text);
  font-size: 16px;
}

#tab-musica .music-intro p {
  margin: 0;
  color: var(--studio-muted);
  font-size: 12px;
  line-height: 1.5;
}

#tab-musica .music-upload-btn {
  width: 100%;
  min-height: 46px;
  padding: 10px 14px;
  border: 1px solid rgba(84, 225, 209, .38);
  border-radius: 12px;
  background: linear-gradient(120deg, rgba(146, 112, 255, .18), rgba(84, 225, 209, .1));
  color: var(--studio-text);
  font-weight: 700;
  cursor: pointer;
}

#tab-musica .music-upload-btn:hover {
  border-color: var(--studio-cyan);
  background-color: rgba(84, 225, 209, .12);
}

#tab-musica .music-library-title {
  margin: 4px 0 -6px;
  color: var(--studio-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

#tab-musica .music-track-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

#tab-musica .music-track {
  display: flex;
  width: 100%;
  min-width: 0;
  min-height: 48px;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--studio-line);
  border-radius: 11px;
  background: rgba(23, 28, 43, .76);
  color: var(--studio-text);
  text-align: left;
  cursor: pointer;
}

#tab-musica .music-track:hover {
  border-color: rgba(84, 225, 209, .52);
  background: var(--studio-surface-hover);
}

#tab-musica .music-track-icon {
  display: grid;
  width: 30px;
  height: 30px;
  flex: 0 0 30px;
  place-items: center;
  border-radius: 9px;
  background: rgba(146, 112, 255, .16);
  color: var(--studio-cyan);
  font-size: 17px;
}

#tab-musica .music-track-name {
  min-width: 0;
  flex: 1;
  overflow: hidden;
  font-size: 12px;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}

#tab-musica .music-track-add {
  flex: 0 0 auto;
  color: var(--studio-cyan);
  font-size: 10px;
  font-weight: 700;
  white-space: nowrap;
}

/* Dialogs and progress */
.modal-overlay {
  background: rgba(4, 6, 14, .76);
  backdrop-filter: blur(14px);
}

.modal,
.export-progress-card {
  border: 1px solid rgba(178, 159, 255, .23);
  border-radius: 22px;
  background:
    radial-gradient(ellipse at 92% 0%, rgba(146, 112, 255, .14), transparent 40%),
    linear-gradient(150deg, #191e30, #101421);
  box-shadow: 0 30px 90px rgba(0, 0, 0, .48);
}

.export-options-modal {
  display: block;
  width: min(500px, 94vw);
  max-height: min(88vh, 760px);
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: clamp(22px, 5vw, 34px);
  text-align: left;
}

.export-modal-heading {
  display: flex;
  align-items: center;
  gap: 14px;
}

.export-modal-icon {
  display: grid;
  width: 46px;
  height: 46px;
  flex: 0 0 46px;
  place-items: center;
  border: 1px solid rgba(146, 112, 255, .35);
  border-radius: 15px;
  background: linear-gradient(145deg, rgba(146, 112, 255, .24), rgba(84, 225, 209, .12));
  color: var(--studio-cyan);
  font-size: 24px;
}

.export-kicker {
  margin: 0 0 4px;
  color: var(--studio-cyan);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.export-options-modal h2 {
  min-width: 0;
  margin: 0;
  color: var(--studio-text);
  font-size: clamp(21px, 5vw, 26px);
  line-height: 1.2;
}

.export-modal-copy {
  margin: 16px 0 22px;
  color: var(--studio-muted);
  font-size: 13px;
  line-height: 1.55;
}

.export-field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 18px;
  color: var(--studio-text);
  font-size: 12px;
  font-weight: 650;
}

.export-field input,
.export-field select {
  min-height: 44px;
  padding: 10px 12px;
  font-size: 13px;
}

.export-format-note {
  min-height: 16px;
  color: var(--studio-muted);
  font-size: 11px;
  font-weight: 400;
}

.export-field-label {
  color: var(--studio-text);
  font-size: 12px;
  font-weight: 650;
}

.export-resolution-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 9px;
}

.export-resolution {
  position: relative;
  display: flex;
  min-width: 0;
  min-height: 74px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 4px;
  padding: 11px;
  border: 1px solid var(--studio-line);
  border-radius: 12px;
  background: rgba(9, 12, 22, .72);
  color: var(--studio-text);
  cursor: pointer;
  text-align: left;
}

.export-resolution:hover {
  border-color: rgba(146, 112, 255, .7);
  background: rgba(146, 112, 255, .1);
}

.export-resolution strong {
  font-size: 15px;
}

.export-resolution span {
  color: var(--studio-muted);
  font-size: 10px;
}

.export-resolution .pro-badge-mini {
  position: absolute;
  top: 7px;
  right: 7px;
  padding: 3px 5px;
  border-radius: 5px;
  background: rgba(244, 123, 189, .16);
  color: #ffaad7;
  font-size: 8px;
  font-weight: 800;
}

.export-resolution:disabled {
  opacity: .48;
  cursor: not-allowed;
}

.export-cancel {
  width: 100%;
  min-height: 42px;
  margin-top: 2px;
}

.export-progress-fill {
  background: linear-gradient(90deg, var(--studio-violet), var(--studio-cyan));
}

@media (max-width: 700px) {
  .card {
    border-radius: 14px;
  }
}

@media (max-width: 860px) {
  #tab-musica {
    max-height: min(62vh, 620px);
    padding-bottom: calc(18px + env(safe-area-inset-bottom));
  }

  #tab-musica .music-upload-btn,
  #tab-musica .music-track {
    min-height: 52px;
  }
}

@media (max-width: 420px) {
  #tab-musica {
    padding-right: 12px;
    padding-left: 12px;
  }

  #tab-musica .music-track {
    gap: 8px;
    padding-right: 8px;
    padding-left: 8px;
  }

  #tab-musica .music-track-add {
    font-size: 9px;
  }

  .export-resolution-grid {
    grid-template-columns: 1fr;
  }

  .export-resolution {
    min-height: 58px;
  }
}

@media (max-width: 520px) {
  .export-options-modal {
    width: calc(100vw - 24px);
    max-height: calc(100vh - 24px);
    max-height: calc(100dvh - 24px);
    padding: 22px 18px;
  }

  .export-resolution-grid {
    grid-template-columns: 1fr;
  }

  .export-resolution {
    min-height: 62px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}