/* Organize PDF - #3d85c6 brand */
:root {
  --opd-brand: #3d85c6;
  --opd-brand-dark: #2c6396;
  --opd-brand-light: #eaf4fb;
  --opd-brand-border: #b6d5f2;
  --opd-bg: #f4f8fc;
  --opd-surface: rgba(255, 255, 255, 0.9);
  --opd-solid: #ffffff;
  --opd-text: #1a1a1a;
  --opd-muted: #64748b;
  --opd-danger: #dc2626;
  --opd-shadow: 0 14px 40px rgba(61, 133, 198, 0.16);
  --opd-radius: 18px;
  --opd-font: 'DM Sans', system-ui, sans-serif;
}

#tool-main {
  font-family: var(--opd-font);
  color: var(--opd-text);
  background: var(--opd-bg);
  background-image:
    radial-gradient(ellipse 80% 50% at 10% -10%, rgba(61, 133, 198, 0.14), transparent),
    radial-gradient(ellipse 50% 40% at 100% 0%, rgba(91, 163, 224, 0.1), transparent);
  padding-bottom: 24px;
}

.opd-wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 16px;
}

.opd-hero {
  text-align: center;
  margin-bottom: 16px;
}

.opd-hero h1 {
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 800;
  color: var(--opd-brand);
  margin: 0 0 8px;
}

.opd-hero p {
  color: var(--opd-muted);
  font-size: 0.92rem;
  margin: 0 auto 10px;
  max-width: 480px;
}

.opd-trust {
  display: inline-flex;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--opd-brand-dark);
  background: var(--opd-brand-light);
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--opd-brand-border);
}

.opd-glass {
  background: var(--opd-surface);
  border: 1px solid var(--opd-brand-border);
  border-radius: var(--opd-radius);
  box-shadow: var(--opd-shadow);
  padding: 18px;
  margin-bottom: 12px;
}

.opd-drop {
  text-align: center;
  padding: 28px 20px;
  cursor: pointer;
  border: 2px dashed var(--opd-brand);
  transition: background 0.15s, border-color 0.15s;
}

.opd-drop:hover,
.opd-drop:focus-visible,
.opd-drop.is-dragover {
  background: var(--opd-brand-light);
  border-color: var(--opd-brand-dark);
  outline: none;
}

.opd-drop.has-file {
  padding: 14px;
  border-style: solid;
  cursor: default;
  text-align: left;
}

.opd-drop.has-file .opd-drop-icon,
.opd-drop.has-file > h2,
.opd-drop.has-file > p {
  display: none;
}

.opd-workspace[hidden] {
  display: none !important;
}

.opd-drop-icon {
  font-size: 2.2rem;
  margin-bottom: 8px;
}

.opd-drop h2 {
  font-size: 1rem;
  font-weight: 700;
  margin: 0 0 4px;
  color: var(--opd-brand-dark);
}

.opd-drop p {
  font-size: 0.85rem;
  color: var(--opd-muted);
  margin: 0;
}

.opd-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.opd-file-meta {
  font-size: 0.85rem;
  color: var(--opd-muted);
}

.opd-file-meta strong {
  color: var(--opd-brand-dark);
}

.opd-toolbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.opd-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 14px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.82rem;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.opd-btn--primary {
  background: var(--opd-brand);
  color: #fff;
  box-shadow: 0 4px 14px rgba(61, 133, 198, 0.3);
}

.opd-btn--primary:hover:not(:disabled) {
  background: var(--opd-brand-dark);
}

.opd-btn--primary:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.opd-btn--ghost {
  background: var(--opd-solid);
  border: 1px solid var(--opd-brand-border);
  color: var(--opd-brand-dark);
}

.opd-btn--ghost:hover {
  background: var(--opd-brand-light);
}

.opd-btn--view {
  font-size: 0.78rem;
  padding: 7px 11px;
}

.opd-btn--lg {
  padding: 13px 22px;
  font-size: 0.95rem;
  width: 100%;
}

.opd-page-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  min-height: 80px;
}

.opd-page-card {
  width: 130px;
  position: relative;
  border-radius: 12px;
  border: 1.5px solid var(--opd-brand-border);
  background: var(--opd-solid);
  cursor: grab;
  transition: box-shadow 0.15s, border-color 0.15s;
  overflow: hidden;
}

.opd-page-card:hover {
  border-color: var(--opd-brand);
  box-shadow: 0 6px 16px rgba(61, 133, 198, 0.15);
}

.opd-page-card.is-dragging {
  opacity: 0.5;
  cursor: grabbing;
}

.opd-page-card.is-drop-target {
  border-color: var(--opd-brand);
  box-shadow: 0 0 0 3px var(--opd-brand-light);
}

.opd-page-thumb {
  width: 100%;
  height: 170px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f7fbff;
}

.opd-page-thumb img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.opd-page-badge {
  position: absolute;
  bottom: 36px;
  left: 8px;
  background: var(--opd-brand);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 999px;
}

.opd-page-actions {
  display: flex;
  border-top: 1px solid var(--opd-brand-border);
}

.opd-page-actions button {
  flex: 1;
  border: none;
  background: var(--opd-solid);
  padding: 5px 2px;
  font-size: 0.68rem;
  font-weight: 700;
  color: var(--opd-brand-dark);
  cursor: pointer;
  min-width: 0;
}

.opd-page-actions button:hover {
  background: var(--opd-brand-light);
}

.opd-page-actions button.opd-remove {
  color: var(--opd-danger);
  border-left: 1px solid var(--opd-brand-border);
}

.opd-loading {
  text-align: center;
  padding: 24px;
  color: var(--opd-muted);
  font-size: 0.9rem;
}

.opd-progress {
  margin: 12px 0;
}

.opd-progress[hidden] {
  display: none !important;
}

.opd-progress-bar {
  height: 8px;
  background: var(--opd-brand-light);
  border-radius: 999px;
  overflow: hidden;
}

.opd-progress-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--opd-brand), #5ba3e0);
  transition: width 0.2s;
}

.opd-progress-label {
  font-size: 0.78rem;
  color: var(--opd-muted);
  text-align: center;
  margin: 6px 0 0;
}

.opd-result {
  text-align: center;
  border-color: #86efac;
  background: linear-gradient(180deg, #f0fdf4 0%, var(--opd-surface) 100%);
}

.opd-result[hidden] {
  display: none !important;
}

.opd-result-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #15803d;
  background: #dcfce7;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 8px;
}

.opd-filename {
  margin: 12px 0;
  text-align: left;
}

.opd-filename label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--opd-brand-dark);
  margin-bottom: 4px;
  text-transform: uppercase;
}

.opd-filename input {
  width: 100%;
  padding: 10px;
  border: 1.5px solid var(--opd-brand-border);
  border-radius: 10px;
  box-sizing: border-box;
}

.opd-related {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.opd-related a {
  display: block;
  padding: 12px;
  border-radius: 12px;
  border: 1px solid var(--opd-brand-border);
  background: var(--opd-solid);
  text-decoration: none;
  color: inherit;
}

.opd-related strong {
  display: block;
  font-size: 0.88rem;
  color: var(--opd-brand-dark);
}

.opd-related span {
  font-size: 0.75rem;
  color: var(--opd-muted);
}

.opd-toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  padding: 12px 18px;
  border-radius: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  z-index: 9999;
  opacity: 0;
  transition: opacity 0.25s, transform 0.25s;
  max-width: 90vw;
}

.opd-toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.opd-toast--success { background: #166534; color: #fff; }
.opd-toast--error { background: #b91c1c; color: #fff; }
.opd-toast--warning { background: #b45309; color: #fff; }

body.opd-modal-open { overflow: hidden; }

.opd-modal {
  position: fixed;
  inset: 0;
  z-index: 10050;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.opd-modal[hidden] { display: none !important; }

.opd-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(3px);
}

.opd-modal-dialog {
  position: relative;
  width: min(720px, 100%);
  max-height: min(88vh, 900px);
  background: var(--opd-solid);
  border: 1px solid var(--opd-brand-border);
  border-radius: 16px;
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.25);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.opd-modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--opd-brand-border);
  background: var(--opd-brand-light);
}

.opd-modal-title {
  margin: 0;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--opd-brand-dark);
  word-break: break-word;
}

.opd-modal-sub {
  margin: 4px 0 0;
  font-size: 0.75rem;
  color: var(--opd-muted);
}

.opd-modal-close {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 8px;
  background: var(--opd-solid);
  color: var(--opd-muted);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}

.opd-modal-close:hover {
  background: #fff;
  color: var(--opd-brand-dark);
}

.opd-pdf-view-body {
  overflow-y: auto;
  padding: 16px;
  background: #e8eef5;
}

.opd-pdf-view-page {
  max-width: 560px;
  margin: 0 auto 16px;
  background: #fff;
  border-radius: 10px;
  border: 1px solid var(--opd-brand-border);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.08);
  overflow: hidden;
}

.opd-pdf-view-page img {
  display: block;
  width: 100%;
  height: auto;
}

.opd-pdf-view-label {
  display: block;
  padding: 8px 12px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--opd-muted);
  background: var(--opd-brand-light);
  border-bottom: 1px solid var(--opd-brand-border);
}

@media (max-width: 480px) {
  .opd-page-card {
    width: 110px;
  }
  .opd-page-thumb {
    height: 140px;
  }
}