/* Design tokens from DocFly brand */
:root {
  --df: #671fb2;
  --df-dk: #4a1580;
  --df-mid: #8b4fd4;
  --df-lt: #ede5fb;
  --df-xlt: #f7f3fe;
  --k: #1d1e1b;
  --w: #fff;
  --g: #64748b;
  --b: #e2e8f0;
  --gl: #f1f5f9;
  --gn: #16a34a;
  --gnl: #dcfce7;
  --rd: #dc2626;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius: 8px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow: 0 4px 12px rgba(0,0,0,.08);
  --max-w: 1100px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--k);
  background: var(--w);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }

button {
  font-family: var(--font);
  cursor: pointer;
  border: none;
}

a { color: inherit; }

/* ───── Layout helpers ───── */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* ───── Upload Zone ───── */
.uz-wrap {
  scroll-margin-top: 68px;
  padding: 32px 24px;
  background: var(--w);
  border-bottom: 1px solid var(--b);
}

.uz-dropzone {
  border: 2px dashed var(--df-mid);
  border-radius: 16px;
  background: var(--df-xlt);
  padding: 40px 32px 32px;
  text-align: center;
  transition: background 0.15s, border-color 0.15s;
  max-width: 600px;
  margin: 0 auto;
  cursor: pointer;
}

.uz-dropzone:hover {
  border-color: var(--df);
}

.uz-dropzone.dragging {
  background: var(--df-lt);
  border-color: var(--df);
  border-style: solid;
}

.uz-pdf-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 8px;
}

.uz-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--k);
  margin-bottom: 12px;
}

.uz-or {
  font-size: 13px;
  color: var(--g);
  margin-top: -6px;
  margin-bottom: 10px;
}

/* Split button wrapper */
.uz-split-wrap {
  position: relative;
  display: inline-block;
  margin-bottom: 20px;
}

.uz-split-btn {
  display: inline-flex;
  align-items: stretch;
  border-radius: 8px;
  overflow: visible;
  box-shadow: 0 2px 6px rgba(103,31,178,.25);
}

.uz-upload-main {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  background: var(--df);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border: none;
  border-radius: 8px 0 0 8px;
  cursor: pointer;
  transition: background 0.15s;
}

.uz-upload-main:hover {
  background: var(--df-dk);
}

.uz-upload-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  background: var(--df-mid);
  color: #fff;
  border: none;
  border-left: 1px solid rgba(255,255,255,.25);
  border-radius: 0 8px 8px 0;
  cursor: pointer;
  transition: background 0.15s;
  flex-shrink: 0;
}

.uz-upload-toggle:hover {
  background: var(--df-dk);
}

/* Dropdown menu */
.uz-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 100%;
  background: var(--w);
  border: 1px solid var(--b);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,.12);
  z-index: 10;
  overflow: hidden;
}

.uz-dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 11px 16px;
  background: none;
  border: none;
  font-size: 14px;
  font-weight: 500;
  color: var(--k);
  cursor: pointer;
  text-align: left;
  transition: background 0.1s;
  white-space: nowrap;
}

.uz-dropdown-item:hover {
  background: var(--df-xlt);
}

.uz-dropdown-item + .uz-dropdown-item {
  border-top: 1px solid var(--b);
}

.uz-meta {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: var(--g);
  margin: 0;
}

/* Progress state */
.uz-progress {
  max-width: 680px;
  margin: 0 auto;
  background: var(--df-xlt);
  border-radius: 12px;
  padding: 32px 24px;
  text-align: center;
  border: 1.5px solid var(--df-lt);
}

.uz-progress-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--df-lt);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
}

.uz-progress-name {
  font-size: 14px;
  font-weight: 500;
  color: var(--k);
  margin-bottom: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.uz-track {
  height: 6px;
  border-radius: 3px;
  background: var(--df-lt);
  overflow: hidden;
  margin-bottom: 8px;
}

.uz-fill {
  height: 100%;
  border-radius: 3px;
  background: var(--df);
  transition: width 0.2s ease;
}

.uz-pct {
  font-size: 12px;
  color: var(--df-dk);
  font-weight: 500;
}

/* Error state */
.uz-error {
  max-width: 680px;
  margin: 0 auto;
  background: #fef2f2;
  border-radius: 12px;
  padding: 24px;
  text-align: center;
  border: 1.5px solid #fecaca;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}

.uz-error p {
  font-size: 14px;
  color: #991b1b;
}

.uz-retry {
  padding: 8px 20px;
  border-radius: 6px;
  background: var(--df);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  border: none;
  cursor: pointer;
}

@media (max-width: 600px) {
  .uz-dropzone { padding: 32px 20px 24px; }
  .uz-split-wrap { display: block; }
  .uz-split-btn { width: 100%; }
  .uz-upload-main { flex: 1; justify-content: center; }
}