:root {
  --bg-deep: #1a1410;
  --bg: #241c16;
  --bg-elevated: #2e241c;
  --ink: #f3ebe1;
  --ink-muted: #c4b5a4;
  --accent: #e07a3d;
  --accent-2: #c45a28;
  --ok: #6fbf8a;
  --warn: #d4a017;
  --err: #d96b6b;
  --line: rgba(243, 235, 225, 0.12);
  --radius: 14px;
  --shadow: 0 18px 50px rgba(0, 0, 0, 0.35);
  --font-display: "Fraunces", Georgia, serif;
  --font-body: "DM Sans", system-ui, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg-deep);
  line-height: 1.5;
}

.atmosphere {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 50% at 15% -10%, rgba(224, 122, 61, 0.28), transparent 55%),
    radial-gradient(ellipse 60% 40% at 90% 10%, rgba(120, 70, 40, 0.35), transparent 50%),
    linear-gradient(165deg, #1a1410 0%, #2a1f18 45%, #1c1612 100%);
  animation: atmosphere-shift 18s ease-in-out infinite alternate;
}

@keyframes atmosphere-shift {
  from { filter: hue-rotate(0deg) saturate(1); }
  to { filter: hue-rotate(8deg) saturate(1.08); }
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem clamp(1rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
  animation: fade-down 0.6s ease both;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.brand-mark {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 10px;
  background:
    linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 8px 24px rgba(224, 122, 61, 0.35);
}

.brand-name {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-tag {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.85rem;
}

.header-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

main {
  max-width: 920px;
  margin: 0 auto;
  padding: 1.5rem clamp(1rem, 4vw, 2rem) 4rem;
}

.hero {
  margin: 1.5rem 0 2rem;
  animation: fade-up 0.7s ease 0.1s both;
}

.hero h1 {
  margin: 0 0 0.6rem;
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.lede {
  margin: 0;
  max-width: 36rem;
  color: var(--ink-muted);
  font-size: 1.05rem;
}

.panel {
  background: color-mix(in srgb, var(--bg-elevated) 88%, transparent);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  animation: fade-up 0.7s ease 0.2s both;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.panel-head h2 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.25rem;
}

.tabs {
  display: flex;
  gap: 0.35rem;
  background: rgba(0, 0, 0, 0.25);
  padding: 0.25rem;
  border-radius: 999px;
}

.tab {
  border: 0;
  background: transparent;
  color: var(--ink-muted);
  font: inherit;
  font-size: 0.9rem;
  font-weight: 500;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  cursor: pointer;
}

.tab.active {
  background: var(--accent);
  color: #1a120c;
}

.tab:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.dropzone {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  min-height: 160px;
  padding: 1.5rem;
  border: 1.5px dashed color-mix(in srgb, var(--accent) 55%, var(--line));
  border-radius: calc(var(--radius) - 4px);
  background: rgba(0, 0, 0, 0.18);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, transform 0.2s;
}

.dropzone:hover,
.dropzone.dragover {
  border-color: var(--accent);
  background: rgba(224, 122, 61, 0.08);
  transform: translateY(-1px);
}

.dropzone input[type="file"] {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  overflow: hidden;
}

.dropzone-title {
  font-weight: 600;
}

.dropzone-hint {
  color: var(--ink-muted);
  font-size: 0.9rem;
}

.file-list {
  margin-top: 0.5rem;
  color: var(--accent);
  font-size: 0.9rem;
  text-align: center;
}

.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: flex-end;
  margin-top: 1rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  flex: 1;
  min-width: 200px;
}

.field span {
  font-size: 0.85rem;
  color: var(--ink-muted);
}

.field select,
.field input {
  font: inherit;
  color: var(--ink);
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.65rem 0.8rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  font: inherit;
  font-weight: 600;
  font-size: 0.92rem;
  border-radius: 10px;
  padding: 0.65rem 1.1rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s, background 0.15s, border-color 0.15s;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #1a120c;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border-color: var(--line);
}

.status-pill {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  border: 1px solid var(--line);
}

.status-pill.ok {
  color: var(--ok);
  border-color: color-mix(in srgb, var(--ok) 40%, transparent);
}

.status-pill.warn {
  color: var(--warn);
  border-color: color-mix(in srgb, var(--warn) 40%, transparent);
}

.jobs {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.job {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.18);
  animation: fade-up 0.4s ease both;
}

.job-top {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: flex-start;
}

.job h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
}

.job-meta {
  margin: 0.2rem 0 0;
  color: var(--ink-muted);
  font-size: 0.88rem;
}

.badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0.3rem 0.55rem;
  border-radius: 8px;
  white-space: nowrap;
}

.badge-pending,
.badge-downloading,
.badge-extracting,
.badge-converting,
.badge-uploading {
  background: rgba(224, 122, 61, 0.18);
  color: var(--accent);
}

.badge-completed {
  background: rgba(111, 191, 138, 0.18);
  color: var(--ok);
}

.badge-failed {
  background: rgba(217, 107, 107, 0.18);
  color: var(--err);
}

.progress {
  margin-top: 0.75rem;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), #f0a06a);
  transition: width 0.35s ease;
}

.job-error {
  margin: 0.6rem 0 0;
  color: var(--err);
  font-size: 0.88rem;
}

.job-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.85rem;
}

.empty {
  color: var(--ink-muted);
  margin: 0.5rem 0;
}

.browser-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.browser-bar code {
  flex: 1;
  min-width: 120px;
  padding: 0.4rem 0.6rem;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 8px;
  font-size: 0.85rem;
  overflow: hidden;
  text-overflow: ellipsis;
}

.browser-list {
  list-style: none;
  margin: 0 0 1rem;
  padding: 0;
  max-height: 280px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
}

.browser-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
}

.browser-list li:last-child {
  border-bottom: 0;
}

.browser-list li:hover {
  background: rgba(224, 122, 61, 0.08);
}

.browser-list li.selected {
  background: rgba(224, 122, 61, 0.16);
}

.entry-kind {
  color: var(--ink-muted);
  font-size: 0.78rem;
  font-weight: 600;
  min-width: 4.5rem;
}

.site-footer {
  text-align: center;
  padding: 1rem;
  color: var(--ink-muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--line);
}

dialog {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-elevated);
  color: var(--ink);
  padding: 1.25rem;
  max-width: 420px;
  width: calc(100% - 2rem);
  box-shadow: var(--shadow);
}

dialog::backdrop {
  background: rgba(10, 8, 6, 0.65);
}

dialog h3 {
  margin-top: 0;
  font-family: var(--font-display);
}

@keyframes fade-up {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fade-down {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 640px) {
  .site-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .panel-head {
    flex-direction: column;
    align-items: flex-start;
  }
}