:root {
  color-scheme: light;
  --bg: #f4efe7;
  --panel: rgba(255, 250, 243, 0.92);
  --panel-soft: rgba(255, 245, 232, 0.85);
  --text: #231b16;
  --muted: #6d5b50;
  --line: rgba(65, 44, 33, 0.14);
  --accent: #b54f2f;
  --accent-deep: #8f371f;
  --success: #2b7a43;
  --warn: #bb6f17;
  --danger: #ad2f2f;
  --shadow: 0 24px 60px rgba(84, 48, 24, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(230, 160, 98, 0.28), transparent 30%),
    radial-gradient(circle at top right, rgba(224, 108, 78, 0.18), transparent 28%),
    linear-gradient(160deg, #f7f1e7 0%, #f2e6d4 45%, #efe2d9 100%);
  min-height: 100vh;
}

button,
input {
  font: inherit;
}

.layout {
  width: min(1240px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 28px 0 40px;
}

.hero {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 24px;
}

.eyebrow {
  margin: 0 0 10px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
}

.hero h1 {
  margin: 0;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 0.98;
}

.subtitle {
  max-width: 720px;
  margin: 14px 0 0;
  color: var(--muted);
  line-height: 1.6;
  font-size: 15px;
}

.badge {
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  white-space: nowrap;
}

.grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 20px;
}

.panel {
  background: var(--panel);
  border: 1px solid rgba(108, 71, 44, 0.16);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 22px;
  backdrop-filter: blur(12px);
}

.panel.soft {
  padding: 18px;
  background: var(--panel-soft);
}

.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

.panel-head h2,
.section-title h3 {
  margin: 0;
  font-size: 20px;
}

.section-title p,
.muted,
.output-path,
.job-meta,
.job-step {
  color: var(--muted);
}

.dropzone {
  display: block;
  border: 2px dashed rgba(181, 79, 47, 0.28);
  border-radius: 22px;
  padding: 28px 20px;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.6), rgba(255, 241, 231, 0.92)),
    rgba(255, 255, 255, 0.72);
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.dropzone.dragging {
  transform: translateY(-2px) scale(1.01);
  border-color: var(--accent);
}

.drop-title {
  display: block;
  font-size: 18px;
  font-weight: 700;
}

.drop-subtitle {
  display: block;
  margin-top: 10px;
  color: var(--muted);
}

.selected-files,
.jobs {
  margin-top: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.62);
}

.selected-files {
  min-height: 62px;
  padding: 14px 16px;
}

.selected-files.empty,
.jobs.empty {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
}

.selected-file-item {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(109, 91, 80, 0.1);
}

.selected-file-item:last-child {
  border-bottom: 0;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}

fieldset,
label {
  margin: 0;
}

fieldset {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 12px 14px 14px;
}

legend {
  padding: 0 6px;
  font-weight: 700;
}

fieldset label,
.checkbox-line {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
}

label > span {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
}

input[type="number"],
input[type="text"] {
  width: 100%;
  border: 1px solid rgba(109, 91, 80, 0.25);
  border-radius: 14px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.9);
}

.variants {
  margin-top: 18px;
}

.settings-panel {
  margin-top: 18px;
}

.ffmpeg-settings {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: end;
}

.ffmpeg-path-field {
  margin: 0;
}

.ffmpeg-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.variant-row {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 14px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid rgba(109, 91, 80, 0.1);
}

.variant-row:last-child {
  border-bottom: 0;
}

.variant-main {
  display: flex;
  align-items: center;
  gap: 10px;
}

.variant-main em {
  font-style: normal;
  color: var(--muted);
}

.hls-grid {
  grid-template-columns: 1fr 1fr;
}

.message {
  margin-top: 16px;
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(255, 240, 222, 0.92);
  border: 1px solid rgba(181, 79, 47, 0.18);
}

.jobs {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 14px;
  min-height: 320px;
}

.job-card {
  border: 1px solid rgba(109, 91, 80, 0.14);
  border-radius: 18px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.82);
}

.job-top,
.progress-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.job-title {
  margin: 0;
  font-size: 18px;
}

.job-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.progress-wrap {
  margin: 12px 0 8px;
}

.progress-bar {
  flex: 1;
  height: 10px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(109, 91, 80, 0.12);
}

.progress-bar span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), #d48253);
}

.job-error {
  color: var(--danger);
}

pre {
  margin: 10px 0 0;
  padding: 12px;
  border-radius: 14px;
  background: #241b16;
  color: #f6efe9;
  max-height: 220px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.modal {
  position: fixed;
  inset: 0;
  z-index: 40;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(23, 16, 13, 0.46);
  backdrop-filter: blur(4px);
}

.modal-panel {
  position: relative;
  width: min(980px, calc(100vw - 24px));
  margin: 40px auto;
  background: rgba(255, 249, 241, 0.98);
  border: 1px solid rgba(108, 71, 44, 0.16);
  border-radius: 24px;
  box-shadow: var(--shadow);
  padding: 20px;
}

.modal-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.modal-eyebrow {
  margin: 0 0 6px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.modal-head h2 {
  margin: 0;
}

.modal-logs {
  margin-top: 16px;
  min-height: 420px;
  max-height: calc(100vh - 180px);
}

.primary,
.ghost {
  border-radius: 999px;
  padding: 11px 18px;
  border: 0;
  cursor: pointer;
}

.primary {
  background: linear-gradient(90deg, var(--accent), #d06741);
  color: #fff;
  font-weight: 700;
}

.ghost {
  background: rgba(181, 79, 47, 0.12);
  color: var(--accent-deep);
}

@media (max-width: 1024px) {
  .grid {
    grid-template-columns: 1fr;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .layout {
    width: min(100vw - 20px, 100%);
    padding-top: 18px;
  }

  .hero {
    flex-direction: column;
  }

  .variant-row {
    grid-template-columns: 1fr;
  }

  .ffmpeg-settings {
    grid-template-columns: 1fr;
  }

  .hls-grid {
    grid-template-columns: 1fr;
  }

  .modal-panel {
    margin: 12px auto;
    padding: 16px;
  }

  .modal-head {
    flex-direction: column;
  }

  .modal-logs {
    min-height: 320px;
    max-height: calc(100vh - 150px);
  }
}