/* Universal Media Toolkit — vling design system (mobile-first) */

@font-face {
  font-family: 'Gmarket Sans';
  src: url('/static/fonts/GmarketSansTTFLight.ttf') format('truetype');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Gmarket Sans';
  src: url('/static/fonts/GmarketSansTTFMedium.ttf') format('truetype');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Gmarket Sans';
  src: url('/static/fonts/GmarketSansTTFBold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

:root,
[data-theme="pastel"] {
  --font-sans: 'Gmarket Sans', ui-sans-serif, system-ui, sans-serif, 'Apple SD Gothic Neo', 'Malgun Gothic', sans-serif;
  --color-base-100: oklch(99.2% 0.003 260);
  --color-base-200: oklch(96% 0.006 260);
  --color-base-300: oklch(89% 0.008 260);
  --color-base-content: oklch(21% 0.015 260);
  --color-primary: oklch(33% 0.018 260);
  --color-primary-content: oklch(98% 0.005 260);
  --color-secondary: oklch(46% 0.02 260);
  --color-accent: oklch(56% 0.022 260);
  --color-neutral: oklch(40% 0.015 260);
  --color-info: oklch(48% 0.025 250);
  --color-success: oklch(44% 0.02 155);
  --color-warning: oklch(56% 0.03 85);
  --color-error: oklch(40% 0.035 25);
  --color-error-content: oklch(97% 0.01 25);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  /* 가로 레이아웃 — 브라우저 너비에 맞게 확장 */
  --layout-inline-pad: clamp(1rem, 2.5vw, 2.75rem);
  --layout-max-width: none;
  --layout-auth-max-width: 28rem;
  --ux-transition-fast: 0.15s ease;
  --ux-transition-med: 0.2s ease;
  /* OS 다크모드여도 네이티브 select 팝업이 검은 배경으로 뜨지 않게 */
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }

html {
  font-family: var(--font-sans);
  overflow-x: clip;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-weight: 500;
  color: var(--color-base-content);
  background: var(--color-base-200);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

.app-shell {
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
}

.app-main-area {
  flex: 1;
  background-image: linear-gradient(
    to bottom right,
    color-mix(in oklch, var(--color-base-200) 97%, transparent),
    color-mix(in oklch, var(--color-base-200) 96%, transparent),
    color-mix(in oklch, var(--color-base-300) 38%, var(--color-base-200))
  );
  padding: 1rem var(--layout-inline-pad) calc(5.5rem + var(--safe-bottom));
}

@media (min-width: 768px) {
  .app-main-area { padding-bottom: 2rem; }
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 40;
  padding: 0.75rem var(--layout-inline-pad);
  background: color-mix(in oklch, var(--color-base-100) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid color-mix(in oklch, var(--color-base-content) 8%, transparent);
  box-shadow: 0 4px 20px -12px rgb(0 0 0 / 0.15);
}

.app-header-inner {
  width: 100%;
  max-width: var(--layout-max-width);
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.app-title {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
}

.app-subtitle {
  font-size: 0.72rem;
  color: color-mix(in oklch, var(--color-base-content) 55%, transparent);
  margin: 0.1rem 0 0;
}

.page-wrap {
  width: 100%;
  max-width: var(--layout-max-width);
  margin: 0;
}

/* 로그인·회원가입 등 짧은 폼은 가독성을 위해 중앙 좁은 폭 유지 */
.page-wrap--narrow {
  max-width: var(--layout-auth-max-width);
  margin-left: auto;
  margin-right: auto;
}

.page-head {
  margin-bottom: 1rem;
}

.page-head h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 0.25rem;
}

.page-head p {
  margin: 0;
  font-size: 0.875rem;
  color: color-mix(in oklch, var(--color-base-content) 65%, transparent);
}

.glass-card {
  border-radius: 1rem;
  border: 1px solid color-mix(in oklch, var(--color-base-content) 8%, transparent);
  background: color-mix(in oklch, var(--color-base-100) 55%, transparent);
  backdrop-filter: blur(12px);
  box-shadow:
    0 4px 6px -1px rgb(0 0 0 / 0.08),
    0 10px 24px -4px rgb(0 0 0 / 0.12),
    inset 0 1px 0 0 rgb(255 255 255 / 0.4);
}

.card-body { padding: 1.5rem; }

.form-stack { display: flex; flex-direction: column; gap: 1.25rem; }

.form-control label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.form-input,
.form-select {
  width: 100%;
  padding: 0.7rem 0.85rem;
  font: inherit;
  font-size: 1rem;
  border-radius: 0.65rem;
  border: 1px solid color-mix(in oklch, var(--color-base-content) 14%, transparent);
  background-color: color-mix(in oklch, var(--color-base-100) 92%, white);
  color: var(--color-base-content);
  transition: border-color var(--ux-transition-fast), background var(--ux-transition-fast), box-shadow var(--ux-transition-fast);
  color-scheme: light;
}

.form-select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  padding-right: 2.4rem;
  background-image:
    linear-gradient(45deg, transparent 50%, color-mix(in oklch, var(--color-base-content) 55%, transparent) 50%),
    linear-gradient(135deg, color-mix(in oklch, var(--color-base-content) 55%, transparent) 50%, transparent 50%),
    linear-gradient(
      to bottom,
      color-mix(in oklch, var(--color-base-100) 92%, white),
      color-mix(in oklch, var(--color-base-100) 92%, white)
    );
  background-position:
    calc(100% - 1.15rem) calc(50% - 0.15rem),
    calc(100% - 0.75rem) calc(50% - 0.15rem),
    0 0;
  background-size: 0.4rem 0.4rem, 0.4rem 0.4rem, 100% 100%;
  background-repeat: no-repeat;
  cursor: pointer;
}

/* OS/브라우저 네이티브 select 팝업은 스타일 불가 → 커스텀 드롭다운 */
.ux-select {
  position: relative;
  width: 100%;
}

.ux-select > select.form-select {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  opacity: 0;
  pointer-events: none;
}

.ux-select__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.7rem 0.85rem;
  font: inherit;
  font-size: 1rem;
  text-align: left;
  border-radius: 0.65rem;
  border: 1px solid color-mix(in oklch, var(--color-base-content) 14%, transparent);
  background-color: color-mix(in oklch, var(--color-base-100) 92%, white);
  color: var(--color-base-content);
  cursor: pointer;
  transition: border-color var(--ux-transition-fast), background var(--ux-transition-fast), box-shadow var(--ux-transition-fast);
}

.ux-select__trigger::after {
  content: "";
  flex-shrink: 0;
  width: 0.45rem;
  height: 0.45rem;
  margin-right: 0.15rem;
  border-right: 2px solid color-mix(in oklch, var(--color-base-content) 45%, transparent);
  border-bottom: 2px solid color-mix(in oklch, var(--color-base-content) 45%, transparent);
  transform: rotate(45deg) translateY(-0.1rem);
}

.ux-select.is-open .ux-select__trigger,
.ux-select__trigger:focus {
  outline: 2px solid color-mix(in oklch, var(--color-base-content) 22%, transparent);
  outline-offset: 1px;
  border-color: color-mix(in oklch, var(--color-base-content) 28%, transparent);
}

.ux-select__menu {
  position: absolute;
  z-index: 40;
  top: calc(100% + 0.35rem);
  left: 0;
  right: 0;
  margin: 0;
  padding: 0.35rem;
  list-style: none;
  border-radius: 0.65rem;
  border: 1px solid color-mix(in oklch, var(--color-base-content) 12%, transparent);
  background: #fff;
  color: var(--color-base-content);
  box-shadow: 0 10px 28px color-mix(in oklch, var(--color-base-content) 12%, transparent);
  max-height: 15rem;
  overflow-y: auto;
}

.ux-select__menu[hidden] {
  display: none !important;
}

.ux-select__option {
  display: block;
  width: 100%;
  padding: 0.65rem 0.75rem;
  border: 0;
  border-radius: 0.45rem;
  background: transparent;
  color: inherit;
  font: inherit;
  font-size: 0.95rem;
  text-align: left;
  cursor: pointer;
}

.ux-select__option:hover,
.ux-select__option:focus {
  outline: none;
  background: color-mix(in oklch, var(--color-base-content) 6%, white);
}

.ux-select__option.is-selected {
  background: color-mix(in oklch, var(--color-base-content) 9%, white);
  font-weight: 600;
}

@media (hover: hover) {
  .form-input:hover:not(:disabled):not(:focus),
  .ux-select__trigger:hover:not(:disabled):not(:focus) {
    border-color: color-mix(in oklch, var(--color-base-content) 26%, transparent);
    background-color: color-mix(in oklch, var(--color-base-100) 98%, white);
  }
}

.form-input:focus {
  outline: 2px solid color-mix(in oklch, var(--color-base-content) 22%, transparent);
  outline-offset: 1px;
  border-color: color-mix(in oklch, var(--color-base-content) 28%, transparent);
}

.form-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.hint {
  font-size: 0.78rem;
  color: color-mix(in oklch, var(--color-base-content) 55%, transparent);
  margin: -0.25rem 0 0;
}
.hint-inline {
  margin-top: 0.35rem;
  line-height: 1.5;
}

/* ── Info tip (ℹ popover) ─────────────────────────────────────────── */
.label-with-tip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  flex-wrap: wrap;
}

.info-tip-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.35rem;
  height: 1.35rem;
  padding: 0;
  border: 1px solid color-mix(in oklch, var(--color-base-content) 18%, transparent);
  border-radius: 50%;
  background: color-mix(in oklch, var(--color-base-200) 85%, transparent);
  color: color-mix(in oklch, var(--color-base-content) 58%, transparent);
  cursor: pointer;
  flex-shrink: 0;
  vertical-align: middle;
  font-size: 0.68rem;
  font-weight: 700;
  font-style: italic;
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.info-tip-btn::before {
  content: "i";
}

.info-tip-btn.info-tip-btn-text {
  width: auto;
  height: auto;
  min-height: 1.35rem;
  padding: 0.1rem 0.5rem;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 600;
  font-style: normal;
  font-family: inherit;
  letter-spacing: 0.02em;
}

.info-tip-btn.info-tip-btn-text::before {
  content: none;
}

.info-tip-btn:hover,
.info-tip-btn[aria-expanded="true"] {
  background: color-mix(in oklch, var(--color-base-content) 10%, transparent);
  color: var(--color-base-content);
  border-color: color-mix(in oklch, var(--color-base-content) 28%, transparent);
}

.info-tip-btn:focus-visible {
  outline: 2px solid color-mix(in oklch, var(--color-base-content) 35%, transparent);
  outline-offset: 2px;
}

.info-tip-icon {
  width: 0.72rem;
  height: 0.72rem;
  pointer-events: none;
}

.info-tip-backdrop {
  position: fixed;
  inset: 0;
  z-index: 900;
  background: transparent;
}

.info-tip-popover {
  position: fixed;
  z-index: 901;
  max-width: min(20rem, calc(100vw - 1.25rem));
  padding: 0.65rem 0.8rem;
  border-radius: 0.55rem;
  border: 1px solid color-mix(in oklch, var(--color-base-content) 14%, transparent);
  background: var(--color-base-100);
  box-shadow:
    0 8px 28px color-mix(in oklch, var(--color-base-content) 14%, transparent),
    inset 0 1px 0 color-mix(in oklch, white 40%, transparent);
  font-size: 0.78rem;
  line-height: 1.55;
  color: color-mix(in oklch, var(--color-base-content) 78%, transparent);
}

.info-tip-popover code {
  font-size: 0.92em;
}

.info-tip-popover strong {
  color: var(--color-base-content);
  font-weight: 600;
}

.info-tip-popover.info-tip-popover-wide {
  max-width: min(26rem, calc(100vw - 1.25rem));
}

.info-tip-popover ol {
  margin: 0.45rem 0 0;
  padding-left: 1.15rem;
}

.info-tip-popover li + li {
  margin-top: 0.35rem;
}

.info-tip-popover a {
  color: inherit;
  font-weight: 600;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.form-control > .label-with-tip {
  margin-bottom: 0.35rem;
}

.form-control > .label-with-tip > label {
  margin: 0;
}

.toggle-copy .label-with-tip {
  display: flex;
}

.waveform-header .label-with-tip {
  flex: 1;
  min-width: 0;
}

.section-title-with-tip {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin: 0;
  font-size: 1.1rem;
}

.panel-section-title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.35;
}

.tts-voice-row {
  display: flex;
  align-items: stretch;
  gap: 0.5rem;
}

.tts-voice-row .form-select,
.tts-voice-row .ux-select {
  flex: 1;
  min-width: 0;
}

.tts-voice-row .btn {
  flex-shrink: 0;
  white-space: nowrap;
}

.status-dot-row {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-wrap: wrap;
}

.status-dot-row .status-dot-text {
  flex: 1;
  min-width: 8rem;
}

.status-dot-row .btn {
  flex-shrink: 0;
  white-space: nowrap;
}

.status-dot {
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  flex-shrink: 0;
  display: inline-block;
  background: color-mix(in oklch, var(--color-base-content) 30%, transparent);
  box-shadow: 0 0 0 2px color-mix(in oklch, var(--color-base-content) 10%, transparent);
  transition: background 0.2s, box-shadow 0.2s;
}

.status-dot--ok {
  background: oklch(58% 0.16 155);
  box-shadow:
    0 0 0 2px color-mix(in oklch, oklch(58% 0.16 155) 30%, transparent),
    0 0 8px color-mix(in oklch, oklch(58% 0.16 155) 45%, transparent);
}

.status-dot--warn {
  background: oklch(72% 0.14 85);
  box-shadow: 0 0 0 2px color-mix(in oklch, oklch(72% 0.14 85) 28%, transparent);
}

.status-dot--error {
  background: oklch(55% 0.18 25);
  box-shadow: 0 0 0 2px color-mix(in oklch, oklch(55% 0.18 25) 28%, transparent);
}

.status-dot--pending {
  background: transparent;
  border: 2px solid color-mix(in oklch, var(--color-base-content) 18%, transparent);
  border-top-color: color-mix(in oklch, var(--color-base-content) 65%, transparent);
  box-shadow: none;
  animation: status-dot-spin 0.75s linear infinite;
}

@keyframes status-dot-spin {
  to { transform: rotate(360deg); }
}

.tts-advanced {
  border-radius: 0.65rem;
  border: 1px solid color-mix(in oklch, var(--color-base-content) 10%, transparent);
  background: color-mix(in oklch, var(--color-base-100) 96%, white);
  padding: 0.65rem 0.85rem;
}

.tts-advanced > summary {
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 600;
  color: color-mix(in oklch, var(--color-base-content) 80%, transparent);
  list-style: none;
}

.tts-advanced > summary::-webkit-details-marker {
  display: none;
}

.tts-advanced > summary::before {
  content: "▸ ";
  display: inline-block;
  transition: transform var(--ux-transition-fast);
}

.tts-advanced[open] > summary::before {
  content: "▾ ";
}

.tts-lang-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
}

.tts-lang-tabs {
  display: inline-flex;
  gap: 0.25rem;
  padding: 0.2rem;
  border-radius: 0.65rem;
  background: color-mix(in oklch, var(--color-base-200) 80%, transparent);
  border: 1px solid color-mix(in oklch, var(--color-base-content) 10%, transparent);
}

.tts-lang-tab {
  appearance: none;
  border: 0;
  background: transparent;
  color: color-mix(in oklch, var(--color-base-content) 65%, transparent);
  font: inherit;
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.4rem 0.9rem;
  border-radius: 0.5rem;
  cursor: pointer;
}

.tts-lang-tab.active {
  background: var(--color-base-100);
  color: var(--color-base-content);
  box-shadow: 0 1px 2px color-mix(in oklch, var(--color-base-content) 12%, transparent);
}

.tts-engine-status {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8rem;
  color: color-mix(in oklch, var(--color-base-content) 70%, transparent);
  max-width: 100%;
}

.tts-engine-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  max-width: min(28rem, 70vw);
}

.tts-engine-light {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  flex-shrink: 0;
  background: #22c55e;
  box-shadow: 0 0 0 2px color-mix(in oklch, #22c55e 25%, transparent);
}

.tts-engine-light[data-light="yellow"] {
  background: #eab308;
  box-shadow: 0 0 0 2px color-mix(in oklch, #eab308 25%, transparent);
}

.tts-engine-light[data-light="red"] {
  background: #ef4444;
  box-shadow: 0 0 0 2px color-mix(in oklch, #ef4444 25%, transparent);
}

.pipeline-status {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.75rem 0.9rem;
  border-radius: 0.65rem;
  border: 1px solid color-mix(in oklch, var(--color-base-content) 12%, transparent);
  background: color-mix(in oklch, var(--color-base-200) 70%, transparent);
  font-size: 0.85rem;
  line-height: 1.45;
}

.pipeline-status strong {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-base-content);
}

.pipeline-status span {
  color: color-mix(in oklch, var(--color-base-content) 62%, transparent);
}

.pipeline-status.has-lyrics {
  border-color: color-mix(in oklch, var(--color-success) 35%, transparent);
  background: color-mix(in oklch, var(--color-success) 8%, var(--color-base-100));
}

.pipeline-status.no-lyrics {
  border-color: color-mix(in oklch, var(--color-info) 30%, transparent);
  background: color-mix(in oklch, var(--color-info) 7%, var(--color-base-100));
}

#subtitle-ocr-options {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

@media (min-width: 960px) {
  #subtitle-ocr-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem 2rem;
    align-items: start;
  }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border: none;
  border-radius: 0.65rem;
  padding: 0.75rem 1.1rem;
  font: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: filter 0.15s, transform 0.15s, box-shadow 0.15s, border-color 0.15s;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none !important; filter: none !important; }

.btn:active:not(:disabled) {
  transform: translateY(1px) scale(0.985);
  filter: brightness(0.94);
}

.btn:focus-visible {
  outline: 2px solid color-mix(in oklch, var(--color-base-content) 35%, transparent);
  outline-offset: 2px;
}

.btn.is-busy {
  cursor: wait;
  opacity: 0.88;
  pointer-events: none;
}

.btn.is-busy::before {
  content: "";
  width: 0.95em;
  height: 0.95em;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: btn-spin 0.65s linear infinite;
  flex-shrink: 0;
}

@keyframes btn-spin {
  to { transform: rotate(360deg); }
}

.btn-action-neutral {
  width: 100%;
  margin-top: 0.25rem;
  color: #fff;
  border: 2px solid color-mix(in oklch, black 28%, transparent);
  background-image: linear-gradient(165deg, oklch(29% 0.022 265) 0%, oklch(21% 0.016 265) 100%);
  box-shadow: 0 2px 8px rgb(0 0 0 / 0.28), 0 10px 24px -8px rgb(0 0 0 / 0.38);
}

.btn-action-neutral:hover:not(:disabled) {
  filter: brightness(1.12);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgb(0 0 0 / 0.32), 0 12px 28px -8px rgb(0 0 0 / 0.42);
}

.btn-control {
  color: var(--color-base-content);
  border: 2px solid color-mix(in oklch, var(--color-base-content) 34%, transparent);
  background: color-mix(in oklch, var(--color-base-300) 92%, var(--color-base-200));
  box-shadow: 0 2px 12px -3px rgb(0 0 0 / 0.18);
  padding: 0.45rem 0.75rem;
  font-size: 0.82rem;
}

.btn-control:hover:not(:disabled) {
  filter: brightness(1.06);
  transform: translateY(-1px);
  border-color: color-mix(in oklch, var(--color-base-content) 48%, transparent);
  box-shadow: 0 4px 16px -4px rgb(0 0 0 / 0.24);
}

.btn-row-secondary {
  color: var(--color-base-content);
  border: 2px solid color-mix(in oklch, var(--color-base-content) 28%, transparent);
  background: color-mix(in oklch, var(--color-base-300) 96%, var(--color-base-200));
  padding: 0.45rem 0.7rem;
  font-size: 0.8rem;
  transition: filter var(--ux-transition-fast), transform var(--ux-transition-fast), border-color var(--ux-transition-fast), box-shadow var(--ux-transition-fast);
}

@media (hover: hover) {
  .btn-row-secondary:hover:not(:disabled) {
    filter: brightness(1.05);
    transform: translateY(-1px);
    border-color: color-mix(in oklch, var(--color-base-content) 42%, transparent);
    box-shadow: 0 3px 12px -4px rgb(0 0 0 / 0.2);
  }
}

.link-neutral {
  color: color-mix(in oklch, var(--color-base-content) 80%, transparent);
  text-decoration: underline;
  text-decoration-color: color-mix(in oklch, var(--color-base-content) 30%, transparent);
  text-underline-offset: 3px;
  transition: color var(--ux-transition-fast), text-decoration-color var(--ux-transition-fast);
}

@media (hover: hover) {
  .link-neutral:hover {
    color: var(--color-base-content);
    text-decoration-color: color-mix(in oklch, var(--color-base-content) 55%, transparent);
  }
}

.link-neutral:focus-visible {
  outline: 2px solid color-mix(in oklch, var(--color-base-content) 30%, transparent);
  outline-offset: 2px;
  border-radius: 0.2rem;
}

.home-login-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  border-radius: 999px;
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: #fff;
  background-image: linear-gradient(135deg, oklch(36% 0.016 260) 0%, oklch(50% 0.02 260) 100%);
  box-shadow: 0 5px 18px -8px rgb(0 0 0 / 0.35);
}

.text-error { color: var(--color-error); font-size: 0.875rem; }
.text-muted { color: color-mix(in oklch, var(--color-base-content) 60%, transparent); font-size: 0.85rem; }

/* Desktop tabs */
.desktop-tabs {
  display: none;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .desktop-tabs {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
  }
}

.nav-tab {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: none;
  border-radius: 0.65rem;
  padding: 0.55rem 1rem;
  font: inherit;
  font-size: 0.875rem;
  cursor: pointer;
  transition: filter var(--ux-transition-fast), transform var(--ux-transition-fast), box-shadow var(--ux-transition-fast), border-color var(--ux-transition-fast), background var(--ux-transition-fast);
}

.nav-tab-icon {
  font-size: 1.05rem;
  line-height: 1;
  flex-shrink: 0;
}

.nav-tab-label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav-tab-idle {
  font-weight: 500;
  color: var(--color-base-content);
  border: 2px solid color-mix(in oklch, var(--color-base-content) 26%, transparent);
  background: color-mix(in oklch, var(--color-base-300) 88%, var(--color-base-200));
}

@media (hover: hover) {
  .nav-tab-idle:hover {
    filter: brightness(1.04);
    transform: translateY(-1px);
    border-color: color-mix(in oklch, var(--color-base-content) 38%, transparent);
    box-shadow: 0 3px 12px -5px rgb(0 0 0 / 0.18);
  }
}

.nav-tab-idle:active {
  transform: translateY(0) scale(0.98);
}

.nav-tab-active {
  font-weight: 700;
  color: var(--color-base-content);
  background-image: linear-gradient(168deg, oklch(82% 0.012 265) 0%, oklch(66% 0.016 265) 100%);
  box-shadow: 0 3px 14px -4px rgb(0 0 0 / 0.22);
}

.nav-tab:focus-visible {
  outline: 2px solid color-mix(in oklch, var(--color-base-content) 35%, transparent);
  outline-offset: 2px;
}

.panel { display: none; }
.panel.active { display: block; }

.status-box {
  margin-top: 1.25rem;
  padding: 1.25rem 1.35rem;
  border-radius: 0.75rem;
  background: color-mix(in oklch, var(--color-base-100) 70%, transparent);
  border: 1px solid color-mix(in oklch, var(--color-base-content) 10%, transparent);
  font-size: 0.9rem;
  min-height: 4.5rem;
}

.status-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.85rem;
}

.status-header-main {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  flex: 1;
  min-width: 0;
}

.status-elapsed {
  flex-shrink: 0;
  font-family: ui-monospace, "Cascadia Code", "Consolas", monospace;
  font-size: 0.88rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.04em;
  color: color-mix(in oklch, var(--color-primary) 85%, var(--color-base-content));
  padding: 0.12rem 0.45rem;
  border-radius: 0.35rem;
  background: color-mix(in oklch, var(--color-primary) 12%, transparent);
  border: 1px solid color-mix(in oklch, var(--color-primary) 22%, transparent);
  line-height: 1.45;
}

.status-elapsed[hidden] {
  display: none !important;
}

.status-main {
  font-weight: 600;
  line-height: 1.45;
  flex: 1;
  min-width: 0;
}

.status-pct {
  font-size: 0.9rem;
  font-weight: 700;
  color: color-mix(in oklch, var(--color-base-content) 70%, transparent);
  flex-shrink: 0;
}

.status-detail,
.status-eta {
  font-size: 0.82rem;
  color: color-mix(in oklch, var(--color-base-content) 62%, transparent);
  margin-top: 0.65rem;
  line-height: 1.45;
}

.status-eta {
  color: color-mix(in oklch, var(--color-base-content) 72%, transparent);
  font-weight: 600;
}

.gap-settings {
  padding: 1rem 0 0.25rem;
  border-top: 1px solid color-mix(in oklch, var(--color-base-content) 8%, transparent);
  margin-top: 0.25rem;
}

@media (min-width: 960px) {
  .gap-settings {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 2rem;
    align-items: start;
  }

  .gap-settings > .toggle-row {
    grid-column: 1 / -1;
  }

  .gap-settings > .slider-row {
    margin-top: 0.5rem;
  }
}

@media (min-width: 1200px) {
  .gap-settings {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .gap-settings > .toggle-row {
    grid-column: 1 / -1;
  }
}

.slider-row {
  display: grid;
  grid-template-columns: 6.5rem 1fr auto;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.65rem;
  font-size: 0.82rem;
}

.slider-row label {
  color: color-mix(in oklch, var(--color-base-content) 75%, transparent);
}

.slider-row input[type="range"] {
  width: 100%;
  cursor: pointer;
}

.slider-row input[type="range"]:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.slider-val {
  min-width: 3.5rem;
  text-align: right;
  font-size: 0.78rem;
  color: color-mix(in oklch, var(--color-base-content) 65%, transparent);
}

/* MP3/SRT — 음성 파형 미리보기 */
.waveform-panel {
  margin-top: 0.75rem;
  padding: 0.85rem 0.9rem 0.75rem;
  border-radius: var(--radius-box, 0.75rem);
  border: 1px solid color-mix(in oklch, var(--color-base-content) 10%, transparent);
  background: color-mix(in oklch, var(--color-base-200) 55%, var(--color-base-100));
}

.waveform-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.45rem;
}

.waveform-title {
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: color-mix(in oklch, var(--color-base-content) 88%, transparent);
}

.waveform-status {
  font-size: 0.75rem;
  color: color-mix(in oklch, var(--color-base-content) 58%, transparent);
}

.waveform-status.is-error {
  color: var(--color-error);
}

.waveform-chart {
  --wf-pad: 6px;
}

.waveform-track {
  height: clamp(64px, 10vh, 104px);
  border-radius: 0.45rem 0.45rem 0 0;
  overflow: hidden;
  background: color-mix(in oklch, var(--color-base-content) 6%, var(--color-base-100));
  border: 1px solid color-mix(in oklch, var(--color-base-content) 8%, transparent);
  border-bottom: none;
}

.waveform-canvas {
  display: block;
  width: 100%;
  height: clamp(64px, 10vh, 104px);
}

.waveform-ruler {
  height: 26px;
  margin-top: -1px;
  border-left: 1px solid color-mix(in oklch, var(--color-base-content) 8%, transparent);
  border-right: 1px solid color-mix(in oklch, var(--color-base-content) 8%, transparent);
  border-bottom: 1px solid color-mix(in oklch, var(--color-base-content) 8%, transparent);
  border-radius: 0 0 0.45rem 0.45rem;
  background: color-mix(in oklch, var(--color-base-100) 70%, var(--color-base-200));
}

.waveform-ruler-canvas {
  display: block;
  width: 100%;
  height: 26px;
}

.waveform-edge-times {
  display: flex;
  justify-content: space-between;
  padding: 0.2rem var(--wf-pad) 0;
  font-size: 0.72rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
  color: color-mix(in oklch, var(--color-base-content) 58%, transparent);
}

.waveform-meta {
  margin: 0.35rem 0 0;
  font-size: 0.75rem;
  line-height: 1.4;
  color: color-mix(in oklch, var(--color-base-content) 62%, transparent);
}

.waveform-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.45rem;
  font-size: 0.72rem;
  color: color-mix(in oklch, var(--color-base-content) 58%, transparent);
}

.waveform-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.waveform-swatch {
  display: inline-block;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 2px;
}

.waveform-swatch-keep {
  background: var(--color-primary);
  box-shadow: inset 0 0 0 1px color-mix(in oklch, var(--color-primary) 70%, black);
}

.waveform-swatch-cut {
  background: #facc15;
  box-shadow: inset 0 0 0 1px rgb(161 98 7 / 0.55);
}

.waveform-swatch-manual {
  background: #ef4444;
  box-shadow: inset 0 0 0 1px rgb(127 29 29 / 0.55);
}

.waveform-mark-hint {
  margin-top: 0.35rem;
}

.waveform-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: 0.35rem;
}

.waveform-track .waveform-canvas {
  cursor: crosshair;
}

/* 취소: 작업 중일 때만 표시 */
.cancel-row {
  display: none;
  justify-content: center;
  margin-top: 0.5rem;
  padding-top: 0.25rem;
}

.cancel-row.is-visible {
  display: flex;
}

.status-cancel-row {
  display: flex;
  justify-content: center;
  margin-top: 1rem;
  padding-top: 0.85rem;
  border-top: 1px solid color-mix(in oklch, var(--color-base-content) 8%, transparent);
}

.status-cancel-row[hidden] {
  display: none !important;
}

.btn-cancel-text {
  background: none;
  border: none;
  padding: 0.35rem 0.85rem;
  font: inherit;
  font-size: 0.84rem;
  font-weight: 500;
  color: color-mix(in oklch, var(--color-error) 75%, var(--color-base-content));
  cursor: pointer;
  border-radius: 0.5rem;
  transition: color 0.15s, background 0.15s;
  text-decoration: underline;
  text-decoration-style: dotted;
  text-underline-offset: 3px;
  text-decoration-color: color-mix(in oklch, var(--color-error) 45%, transparent);
}

.btn-cancel-text:hover:not(:disabled) {
  color: color-mix(in oklch, var(--color-error) 90%, white);
  background: color-mix(in oklch, var(--color-error) 8%, transparent);
  text-decoration-style: solid;
}

.btn-cancel-text:disabled {
  opacity: 0.45;
  pointer-events: none;
  cursor: default;
}

.btn-cancel-text.is-active:not(:disabled) {
  opacity: 1;
  color: color-mix(in oklch, var(--color-error) 85%, white);
}

.btn-cancel-text:active:not(:disabled) {
  transform: scale(0.97);
}

.progress-track {
  height: 6px;
  background: var(--color-base-300);
  border-radius: 999px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, oklch(36% 0.02 265), oklch(50% 0.025 265));
  transition: width 0.3s ease;
}

/* 파일 드롭 패널 공통 */
.panel-file-drop {
  letter-spacing: 0.03em;
}

.panel-file-drop .form-control label,
.panel-file-drop .toggle-label,
.panel-file-drop .slider-row label {
  letter-spacing: 0.04em;
}

.file-drop-zone {
  position: relative;
  min-height: 7.5rem;
  padding: 1.35rem 1.25rem;
  border-radius: 0.85rem;
  border: 2px dashed color-mix(in oklch, var(--color-base-content) 22%, transparent);
  background: color-mix(in oklch, var(--color-base-100) 55%, var(--color-base-200));
  transition: border-color var(--ux-transition-med), background var(--ux-transition-med), box-shadow var(--ux-transition-med);
}

@media (hover: hover) {
  .file-drop-zone:hover:not(.is-dragover) {
    border-color: color-mix(in oklch, var(--color-base-content) 34%, transparent);
    background: color-mix(in oklch, var(--color-base-100) 72%, var(--color-base-200));
    box-shadow: inset 0 0 0 1px color-mix(in oklch, var(--color-base-content) 6%, transparent);
  }
}

.file-drop-zone.is-dragover {
  border-color: color-mix(in oklch, var(--color-primary) 55%, transparent);
  background: color-mix(in oklch, var(--color-primary) 6%, var(--color-base-100));
}

.file-drop-input {
  position: absolute;
  width: 0.1px;
  height: 0.1px;
  opacity: 0;
  overflow: hidden;
  z-index: -1;
}

.file-drop-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  text-align: center;
}

.file-drop-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 8.5rem;
  padding: 0.55rem 1.35rem;
  font: inherit;
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--color-base-content);
  background: color-mix(in oklch, var(--color-base-300) 88%, var(--color-base-100));
  border: 1px solid color-mix(in oklch, var(--color-base-content) 18%, transparent);
  border-radius: 0.55rem;
  cursor: pointer;
  box-shadow: 0 1px 4px rgb(0 0 0 / 0.06);
  transition: filter var(--ux-transition-fast), transform var(--ux-transition-fast), border-color var(--ux-transition-fast), box-shadow var(--ux-transition-fast);
}

@media (hover: hover) {
  .file-drop-btn:hover {
    filter: brightness(1.06);
    transform: translateY(-1px);
    border-color: color-mix(in oklch, var(--color-base-content) 28%, transparent);
    box-shadow: 0 3px 10px -3px rgb(0 0 0 / 0.12);
  }
}

.file-drop-btn:active {
  transform: translateY(0) scale(0.98);
  filter: brightness(0.96);
}

.file-drop-name {
  font-size: 0.88rem;
  letter-spacing: 0.035em;
  color: color-mix(in oklch, var(--color-base-content) 72%, transparent);
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.file-drop-name.has-file {
  color: var(--color-base-content);
  font-weight: 600;
}

.file-drop-file-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  max-width: 100%;
  min-height: 1.35rem;
}

.file-drop-file-row .file-drop-name {
  flex: 0 1 auto;
  min-width: 0;
}

.file-drop-clear {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.55rem;
  height: 1.55rem;
  padding: 0;
  font-size: 1.1rem;
  line-height: 1;
  font-weight: 600;
  color: color-mix(in oklch, var(--color-error) 80%, var(--color-base-content));
  background: color-mix(in oklch, var(--color-error) 10%, var(--color-base-100));
  border: 1px solid color-mix(in oklch, var(--color-error) 35%, transparent);
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, transform 0.12s;
}

.file-drop-clear:hover {
  color: var(--color-error);
  background: color-mix(in oklch, var(--color-error) 18%, var(--color-base-100));
  transform: scale(1.08);
}

.file-drop-clear:active {
  transform: scale(0.96);
}

.file-drop-clear[hidden] {
  display: none !important;
}

.file-drop-hint {
  margin: 0;
  font-size: 0.8rem;
  letter-spacing: 0.045em;
  color: color-mix(in oklch, var(--color-base-content) 48%, transparent);
}

/* 토글 스위치 (MP3/SRT) */
.toggle-row {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.toggle-copy {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
  min-width: 0;
}

.toggle-label {
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.4;
}

.toggle-sub {
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  line-height: 1.5;
  color: color-mix(in oklch, var(--color-base-content) 55%, transparent);
}

.toggle-switch {
  position: relative;
  display: inline-flex;
  flex-shrink: 0;
  margin-top: 0.15rem;
  cursor: pointer;
}

.toggle-switch input {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-track {
  position: relative;
  display: block;
  width: 2.65rem;
  height: 1.45rem;
  border-radius: 999px;
  background: color-mix(in oklch, var(--color-base-300) 95%, var(--color-base-content));
  transition: background var(--ux-transition-med), box-shadow var(--ux-transition-fast);
  box-shadow: inset 0 1px 3px rgb(0 0 0 / 0.12);
}

@media (hover: hover) {
  .toggle-switch:hover .toggle-track {
    box-shadow: inset 0 1px 3px rgb(0 0 0 / 0.12), 0 0 0 2px color-mix(in oklch, var(--color-base-content) 10%, transparent);
  }

  .toggle-switch:hover input:checked + .toggle-track {
    filter: brightness(1.06);
  }
}

.toggle-track::after {
  content: "";
  position: absolute;
  top: 0.18rem;
  left: 0.18rem;
  width: 1.08rem;
  height: 1.08rem;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 4px rgb(0 0 0 / 0.18);
  transition: transform 0.2s;
}

.toggle-switch input:checked + .toggle-track {
  background: linear-gradient(165deg, oklch(42% 0.14 250), oklch(36% 0.12 255));
}

.toggle-switch input:checked + .toggle-track::after {
  transform: translateX(1.2rem);
}

.toggle-switch input:focus-visible + .toggle-track {
  outline: 2px solid color-mix(in oklch, var(--color-primary) 40%, transparent);
  outline-offset: 2px;
}

/* 상태 — 완료 확인 */
.status-confirm-row {
  display: flex;
  justify-content: center;
  margin-top: 1rem;
  padding-top: 0.85rem;
  border-top: 1px solid color-mix(in oklch, var(--color-base-content) 8%, transparent);
}

.status-confirm-row[hidden] {
  display: none !important;
}

.btn-status-confirm {
  min-width: 6.5rem;
  padding: 0.55rem 1.5rem;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--color-base-content);
  background: color-mix(in oklch, var(--color-base-300) 90%, var(--color-base-100));
  border: 1px solid color-mix(in oklch, var(--color-base-content) 20%, transparent);
  border-radius: 0.55rem;
  cursor: pointer;
  transition: filter var(--ux-transition-fast), transform var(--ux-transition-fast), border-color var(--ux-transition-fast), box-shadow var(--ux-transition-fast);
}

@media (hover: hover) {
  .btn-status-confirm:hover:not(:disabled) {
    filter: brightness(1.06);
    transform: translateY(-1px);
    border-color: color-mix(in oklch, var(--color-base-content) 32%, transparent);
    box-shadow: 0 3px 10px -4px rgb(0 0 0 / 0.15);
  }
}

.btn-status-confirm:active:not(:disabled) {
  transform: translateY(0) scale(0.98);
}

/* 우측 하단 브랜드 워터마크 */
.app-brand-watermark {
  position: fixed;
  right: 0.65rem;
  bottom: calc(0.65rem + var(--safe-bottom));
  width: clamp(72px, 12vw, 108px);
  height: auto;
  opacity: 0.22;
  pointer-events: none;
  user-select: none;
  z-index: 30;
  object-fit: contain;
}

@media (min-width: 768px) {
  .app-brand-watermark {
    right: 1.25rem;
    bottom: 1.25rem;
    width: 108px;
    opacity: 0.2;
  }
}

@media (max-width: 767px) {
  .app-brand-watermark {
    bottom: calc(4.75rem + var(--safe-bottom));
  }
}

/* Mobile bottom nav */
.mobile-bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.2rem;
  padding: 0.45rem 0.5rem calc(0.45rem + var(--safe-bottom));
  background: color-mix(in oklch, var(--color-base-100) 92%, transparent);
  backdrop-filter: blur(14px);
  border-top: 1px solid color-mix(in oklch, var(--color-base-content) 10%, transparent);
  box-shadow: 0 -8px 24px -12px rgb(0 0 0 / 0.2);
}

@media (min-width: 768px) {
  .mobile-bottom-nav { display: none; }
}

.bottom-nav-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.15rem;
  padding: 0.45rem 0.25rem;
  border: none;
  border-radius: 0.75rem;
  background: transparent;
  font: inherit;
  font-size: 0.62rem;
  font-weight: 600;
  color: color-mix(in oklch, var(--color-base-content) 55%, transparent);
  cursor: pointer;
  transition: color var(--ux-transition-fast), background var(--ux-transition-fast), transform var(--ux-transition-fast);
}

@media (hover: hover) {
  .bottom-nav-btn:hover:not(.active) {
    color: color-mix(in oklch, var(--color-base-content) 82%, transparent);
    background: color-mix(in oklch, var(--color-base-300) 45%, transparent);
  }
}

.bottom-nav-btn:active:not(.active) {
  transform: scale(0.94);
}

.bottom-nav-btn.active {
  color: var(--color-base-content);
  background: color-mix(in oklch, var(--color-base-300) 70%, var(--color-base-200));
}

.bottom-nav-icon { font-size: 1.1rem; line-height: 1; }

/* Admin table */
.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.78rem;
}

.data-table th,
.data-table td {
  padding: 0.55rem 0.45rem;
  border-bottom: 1px solid color-mix(in oklch, var(--color-base-content) 10%, transparent);
  text-align: left;
  white-space: nowrap;
}

.data-table th { font-weight: 700; }

.data-table tbody tr {
  transition: background var(--ux-transition-fast);
}

@media (hover: hover) {
  .data-table tbody tr:hover {
    background: color-mix(in oklch, var(--color-base-content) 5%, transparent);
  }
}

.invite-keys {
  margin-top: 0.75rem;
  padding: 0.75rem;
  border-radius: 0.65rem;
  background: color-mix(in oklch, var(--color-success) 12%, var(--color-base-100));
  font-family: ui-monospace, monospace;
  font-size: 0.75rem;
  word-break: break-all;
}

.scrollbar-hide {
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.scrollbar-hide::-webkit-scrollbar { display: none; }

/* ── Subtitle manual mask editor ── */
.mask-mode-toggle {
  display: flex;
  gap: 0.35rem;
  padding: 0.25rem;
  border-radius: 0.65rem;
  background: var(--color-base-200);
  border: 1px solid color-mix(in oklch, var(--color-base-content) 10%, transparent);
}

.mask-mode-btn {
  flex: 1;
  border: none;
  border-radius: 0.5rem;
  padding: 0.45rem 0.65rem;
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  background: transparent;
  color: color-mix(in oklch, var(--color-base-content) 70%, transparent);
  transition: background var(--ux-transition-fast), color var(--ux-transition-fast), transform var(--ux-transition-fast), box-shadow var(--ux-transition-fast);
}

@media (hover: hover) {
  .mask-mode-btn:hover:not(.active) {
    background: color-mix(in oklch, var(--color-base-content) 6%, transparent);
    color: var(--color-base-content);
  }
}

.mask-mode-btn:active:not(.active) {
  transform: scale(0.97);
}

.mask-mode-btn.active {
  background: var(--color-base-100);
  color: var(--color-base-content);
  box-shadow: 0 1px 4px rgb(0 0 0 / 0.08);
}

.mask-editor {
  margin: 0.5rem 0 0.75rem;
  border-radius: 0.85rem;
  border: 1px solid color-mix(in oklch, var(--color-base-content) 12%, transparent);
  background: color-mix(in oklch, var(--color-base-content) 6%, var(--color-base-100));
  overflow: hidden;
}

.mask-editor-layout {
  display: flex;
  flex-direction: column;
  min-height: 320px;
}

@media (min-width: 768px) {
  .mask-editor-layout {
    flex-direction: row;
    min-height: clamp(420px, 52vh, 720px);
  }
}

@media (min-width: 1200px) {
  .mask-editor-layout {
    min-height: clamp(480px, 58vh, 860px);
  }

  .mask-editor-sidebar {
    width: 14.5rem;
  }
}

.mask-editor-sidebar {
  flex: 0 0 auto;
  padding: 0.85rem;
  border-bottom: 1px solid color-mix(in oklch, var(--color-base-content) 10%, transparent);
  background: color-mix(in oklch, var(--color-base-content) 4%, var(--color-base-100));
}

@media (min-width: 768px) {
  .mask-editor-sidebar {
    width: 11.5rem;
    border-bottom: none;
    border-right: 1px solid color-mix(in oklch, var(--color-base-content) 10%, transparent);
  }
}

.mask-tool-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 0.75rem;
}

.mask-tool-btn {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  border: 1px solid transparent;
  border-radius: 0.55rem;
  padding: 0.45rem 0.55rem;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  cursor: pointer;
  background: transparent;
  color: color-mix(in oklch, var(--color-base-content) 75%, transparent);
  transition: background var(--ux-transition-fast), border-color var(--ux-transition-fast), color var(--ux-transition-fast), transform var(--ux-transition-fast);
}

@media (hover: hover) {
  .mask-tool-btn:hover:not(.active) {
    background: color-mix(in oklch, var(--color-base-content) 6%, var(--color-base-100));
    border-color: color-mix(in oklch, var(--color-base-content) 12%, transparent);
    color: var(--color-base-content);
  }
}

.mask-tool-btn:active:not(.active) {
  transform: scale(0.98);
}

.mask-tool-btn.active {
  background: color-mix(in oklch, oklch(55% 0.12 280) 18%, var(--color-base-100));
  border-color: color-mix(in oklch, oklch(55% 0.12 280) 45%, transparent);
  color: var(--color-base-content);
}

.mask-offset-control { margin-bottom: 0.75rem; }
.mask-region-list-wrap { margin-bottom: 0.65rem; }

.mask-region-list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  color: color-mix(in oklch, var(--color-base-content) 80%, transparent);
}

.btn-text-sm {
  border: none;
  background: none;
  font: inherit;
  font-size: 0.72rem;
  font-weight: 600;
  color: color-mix(in oklch, var(--color-info) 80%, var(--color-base-content));
  cursor: pointer;
  padding: 0.15rem 0.25rem;
  border-radius: 0.3rem;
  transition: color var(--ux-transition-fast), background var(--ux-transition-fast);
}

@media (hover: hover) {
  .btn-text-sm:hover {
    color: color-mix(in oklch, var(--color-info) 95%, var(--color-base-content));
    background: color-mix(in oklch, var(--color-info) 10%, transparent);
  }
}

.btn-secondary-sm {
  width: 100%;
  border: 1px solid color-mix(in oklch, var(--color-base-content) 15%, transparent);
  border-radius: 0.5rem;
  padding: 0.4rem 0.5rem;
  font: inherit;
  font-size: 0.72rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--color-base-100);
  color: var(--color-base-content);
  transition: filter var(--ux-transition-fast), transform var(--ux-transition-fast), border-color var(--ux-transition-fast), box-shadow var(--ux-transition-fast);
}

@media (hover: hover) {
  .btn-secondary-sm:hover:not(:disabled) {
    filter: brightness(1.04);
    transform: translateY(-1px);
    border-color: color-mix(in oklch, var(--color-base-content) 26%, transparent);
    box-shadow: 0 2px 8px -4px rgb(0 0 0 / 0.12);
  }
}

.btn-secondary-sm:active:not(:disabled) {
  transform: translateY(0) scale(0.98);
}

.mask-region-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 8rem;
  overflow-y: auto;
}

.mask-region-item {
  display: flex;
  align-items: stretch;
  gap: 0.25rem;
  margin-bottom: 0.3rem;
}

.mask-region-item.active .mask-region-select {
  border-color: color-mix(in oklch, oklch(55% 0.12 280) 50%, transparent);
  background: color-mix(in oklch, oklch(55% 0.12 280) 12%, var(--color-base-100));
}

.mask-region-select {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.1rem;
  border: 1px solid color-mix(in oklch, var(--color-base-content) 12%, transparent);
  border-radius: 0.45rem;
  padding: 0.35rem 0.45rem;
  font: inherit;
  font-size: 0.72rem;
  cursor: pointer;
  background: var(--color-base-100);
  text-align: left;
  transition: border-color var(--ux-transition-fast), background var(--ux-transition-fast), transform var(--ux-transition-fast);
}

@media (hover: hover) {
  .mask-region-select:hover:not(.active) {
    border-color: color-mix(in oklch, var(--color-base-content) 22%, transparent);
    background: color-mix(in oklch, var(--color-base-content) 4%, var(--color-base-100));
  }
}

.mask-region-name { font-weight: 700; }
.mask-region-range {
  font-size: 0.68rem;
  color: color-mix(in oklch, var(--color-base-content) 60%, transparent);
}

.mask-region-delete {
  flex: 0 0 1.6rem;
  border: none;
  border-radius: 0.45rem;
  background: color-mix(in oklch, var(--color-error) 10%, var(--color-base-100));
  color: color-mix(in oklch, var(--color-error) 75%, var(--color-base-content));
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  transition: background var(--ux-transition-fast), color var(--ux-transition-fast), transform var(--ux-transition-fast);
}

@media (hover: hover) {
  .mask-region-delete:hover {
    background: color-mix(in oklch, var(--color-error) 20%, var(--color-base-100));
    color: var(--color-error);
    transform: scale(1.06);
  }
}

.mask-region-delete:active {
  transform: scale(0.94);
}

.mask-editor-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 0.75rem;
  min-width: 0;
}

.mask-video-wrap {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  background: #0d0f14;
  border-radius: 0.55rem;
  overflow: hidden;
}

.mask-video-wrap video {
  display: block;
  max-width: 100%;
  max-height: min(360px, 45vh);
  object-fit: contain;
}

@media (min-width: 768px) {
  .mask-video-wrap video {
    max-height: min(520px, 58vh);
  }
}

@media (min-width: 1200px) {
  .mask-video-wrap {
    min-height: 280px;
  }

  .mask-video-wrap video {
    max-height: min(720px, 68vh);
  }
}

.mask-video-wrap canvas {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  touch-action: none;
  pointer-events: auto;
  z-index: 2;
  cursor: crosshair;
}

.mask-playback-bar {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-top: 0.55rem;
}

.mask-play-btn {
  width: 2rem;
  height: 2rem;
  border: none;
  border-radius: 999px;
  background: var(--color-base-200);
  cursor: pointer;
  font-size: 0.85rem;
  transition: filter var(--ux-transition-fast), transform var(--ux-transition-fast), background var(--ux-transition-fast), box-shadow var(--ux-transition-fast);
}

@media (hover: hover) {
  .mask-play-btn:hover {
    filter: brightness(1.05);
    transform: scale(1.06);
    box-shadow: 0 2px 8px -3px rgb(0 0 0 / 0.2);
  }
}

.mask-play-btn:active {
  transform: scale(0.94);
}

.mask-time-display {
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
  color: color-mix(in oklch, var(--color-base-content) 75%, transparent);
}

.mask-timeline {
  position: relative;
  margin-top: 0.45rem;
}

.mask-timeline-markers {
  position: relative;
  height: 0.35rem;
  margin-bottom: 0.25rem;
  border-radius: 999px;
  background: var(--color-base-300);
  overflow: hidden;
}

.mask-timeline-segment {
  position: absolute;
  top: 0;
  bottom: 0;
  background: color-mix(in oklch, oklch(55% 0.12 280) 55%, transparent);
  cursor: pointer;
}

.mask-scrubber { width: 100%; margin: 0; }

.mask-timeline-thumbs {
  display: flex;
  gap: 2px;
  margin-top: 0.35rem;
  overflow-x: auto;
  padding-bottom: 0.15rem;
}

.mask-thumb {
  flex: 0 0 auto;
  width: 52px;
  height: auto;
  border-radius: 0.2rem;
  cursor: pointer;
  opacity: 0.85;
  border: 1px solid color-mix(in oklch, var(--color-base-content) 15%, transparent);
  transition: opacity var(--ux-transition-fast), transform var(--ux-transition-fast), border-color var(--ux-transition-fast), box-shadow var(--ux-transition-fast);
}

@media (hover: hover) {
  .mask-thumb:hover {
    opacity: 1;
    transform: translateY(-1px);
    border-color: color-mix(in oklch, var(--color-base-content) 28%, transparent);
    box-shadow: 0 2px 6px -2px rgb(0 0 0 / 0.2);
  }
}

.mask-thumb:active {
  transform: scale(0.97);
}

.mask-region-time-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 0.55rem;
  font-size: 0.75rem;
}

.mask-time-input {
  width: 5.5rem;
  margin-left: 0.35rem;
  padding: 0.25rem 0.4rem;
  border-radius: 0.35rem;
  border: 1px solid color-mix(in oklch, var(--color-base-content) 15%, transparent);
  font: inherit;
  font-size: 0.75rem;
  font-variant-numeric: tabular-nums;
  transition: border-color var(--ux-transition-fast), background var(--ux-transition-fast);
}

@media (hover: hover) {
  .mask-time-input:hover:not(:focus) {
    border-color: color-mix(in oklch, var(--color-base-content) 24%, transparent);
  }

  .mask-timeline-segment:hover {
    filter: brightness(1.15);
  }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}