/* flopdf product UI */
:root {
  --navy-950: #0b1220;
  --navy-900: #0f172a;
  --navy-800: #1e293b;
  --navy-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  --white: #ffffff;
  --brand: #0b5fff;
  --brand-dark: #0847c7;
  --brand-soft: #e8f0ff;
  --accent: #0ea5e9;
  --success: #059669;
  --success-soft: #ecfdf5;
  --warning: #d97706;
  --warning-soft: #fffbeb;
  --danger: #dc2626;
  --danger-soft: #fef2f2;
  --info: #2563eb;
  --info-soft: #eff6ff;
  --radius: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow: 0 4px 16px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 20px 40px rgba(15, 23, 42, 0.1);
  --header-h: 72px;
  --max: 1120px;
  --font: "Inter", "Noto Sans JP", "Hiragino Sans", "Yu Gothic", "Meiryo", "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Code", "SF Mono", Menlo, Consolas, monospace;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.55;
  color: var(--navy-900);
  background: var(--slate-50);
  display: flex;
  flex-direction: column;
}

img, svg { display: block; max-width: 100%; }
a { color: var(--brand); text-decoration: none; }
a:hover { color: var(--brand-dark); }
button, input, select { font: inherit; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--brand);
  color: var(--white);
  padding: 0.75rem 1rem;
  z-index: 1000;
}
.skip-link:focus { left: 1rem; top: 1rem; }

html[data-i18n-pending] body { visibility: hidden; }

/* ========== Header / Nav ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--slate-200);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: inherit;
  text-decoration: none;
  flex-shrink: 0;
}
.brand:hover { color: inherit; }

.brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
  background: transparent;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.brand-name {
  font-weight: 750;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  color: var(--navy-900);
}
.brand-name span { color: var(--brand); }
.brand-tag {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--slate-500);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--slate-200);
  border-radius: 10px;
  background: var(--white);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  padding: 0;
}
.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--navy-800);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: auto;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 0.15rem;
}

.nav-list a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.85rem;
  border-radius: 8px;
  color: var(--navy-700);
  font-weight: 600;
  font-size: 0.92rem;
  transition: background 0.15s, color 0.15s;
}
.nav-list a:hover {
  background: var(--slate-100);
  color: var(--navy-900);
}
.nav-list a.active {
  background: var(--brand-soft);
  color: var(--brand);
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-shrink: 0;
  margin-left: 0.35rem;
}

.lang-switcher {
  position: relative;
  flex-shrink: 0;
}

.lang-select {
  appearance: none;
  -webkit-appearance: none;
  display: block;
  height: 38px;
  min-width: 8.25rem;
  max-width: 11rem;
  padding: 0 1.85rem 0 0.75rem;
  border: 1px solid var(--slate-200);
  border-radius: 10px;
  background-color: var(--white);
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12' fill='none' stroke='%23334155' stroke-width='1.6'%3E%3Cpath d='M2.5 4.5 6 8l3.5-3.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.65rem center;
  background-size: 12px;
  color: var(--navy-700);
  font-weight: 600;
  font-size: 0.82rem;
  line-height: 38px;
  cursor: pointer;
}
.lang-select:hover {
  border-color: #c7d7ff;
  background-color: var(--brand-soft);
  color: var(--brand);
}
.lang-select:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(11, 95, 255, 0.12);
}

.nav-cta {
  margin-left: 0.5rem;
  padding: 0.55rem 1rem;
  border-radius: 8px;
  background: var(--brand);
  color: var(--white) !important;
  font-weight: 650;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
}
.nav-cta:hover {
  background: var(--brand-dark);
  color: var(--white) !important;
}

/* Dropdown: All Tools PDF */
.nav-item.has-dropdown {
  position: relative;
}
.nav-drop-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.55rem 0.85rem;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--navy-700);
  font-weight: 600;
  font-size: 0.92rem;
  cursor: pointer;
  font-family: inherit;
}
.nav-drop-btn:hover,
.nav-item.has-dropdown.open > .nav-drop-btn,
.nav-item.has-dropdown.active > .nav-drop-btn {
  background: var(--brand-soft);
  color: var(--brand);
}
.nav-drop-btn .chev {
  transition: transform 0.15s;
}
.nav-item.has-dropdown.open > .nav-drop-btn .chev {
  transform: rotate(180deg);
}
.nav-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  min-width: 200px;
  margin: 0;
  padding: 0.4rem;
  list-style: none;
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  z-index: 120;
}
.nav-item.has-dropdown.open > .nav-dropdown {
  display: block;
}
.nav-dropdown a {
  display: block;
  width: 100%;
  padding: 0.65rem 0.85rem;
  border-radius: 8px;
  color: var(--navy-700);
  font-weight: 600;
  font-size: 0.9rem;
}
.nav-dropdown a:hover,
.nav-dropdown a.active {
  background: var(--brand-soft);
  color: var(--brand);
}
.nav-drop-sep {
  height: 1px;
  margin: 0.35rem 0.5rem;
  background: var(--slate-200);
  padding: 0 !important;
  list-style: none;
}
.nav-dropdown-wide {
  min-width: 240px;
  max-height: min(70vh, 520px);
  overflow: auto;
}
.nav-drop-label {
  padding: 0.45rem 0.85rem 0.2rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--slate-500, #64748b);
  list-style: none;
  pointer-events: none;
}
.convert-section-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy-800, #0f172a);
  margin: 0.25rem 0 0.85rem;
}
.convert-options {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}
.convert-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}
.convert-field-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--navy-700, #1e293b);
}
.tool-hero .eyebrow {
  margin: 0 0 0.35rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--brand, #0b5fff);
}
.tool-hero .eyebrow a {
  color: inherit;
  text-decoration: none;
}
.tool-hero .eyebrow a:hover {
  text-decoration: underline;
}
.convert-step-note {
  margin: 0.65rem 0 0;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--slate-600, #475569);
}
.convert-preview-banner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.75rem;
  align-items: baseline;
  margin-bottom: 1rem;
  padding: 0.85rem 1rem;
  background: linear-gradient(90deg, rgba(11, 95, 255, 0.08), rgba(14, 165, 233, 0.06));
  border: 1px solid rgba(11, 95, 255, 0.18);
  border-radius: 12px;
  font-size: 0.92rem;
  color: var(--navy-700, #1e293b);
}
.convert-preview-banner strong {
  color: var(--brand, #0b5fff);
}
.convert-workspace-layout {
  align-items: start;
}
.convert-preview-panel {
  min-width: 0;
}
.convert-preview-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
}
.convert-page-label {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--navy-700, #1e293b);
  white-space: nowrap;
}
.convert-preview-stage {
  min-height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--slate-50, #f8fafc);
  border-radius: 10px;
  overflow: hidden;
}
.convert-preview-stage .compress-preview {
  max-height: 420px;
  width: auto;
  object-fit: contain;
}
.convert-premium-card {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.9rem 1rem;
  border: 1.5px solid rgba(245, 158, 11, 0.45);
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(251, 191, 36, 0.12), rgba(255, 255, 255, 0.9));
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s;
}
.convert-premium-card:hover {
  border-color: rgba(217, 119, 6, 0.7);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.12);
}
.convert-premium-card:has(input:checked) {
  border-color: #d97706;
  box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.18);
}
.convert-premium-card input {
  margin-top: 0.2rem;
  width: 1.05rem;
  height: 1.05rem;
  accent-color: #d97706;
}
.convert-premium-body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
}
.convert-premium-head {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}
.convert-premium-head strong {
  font-size: 0.98rem;
  color: var(--navy-800, #0f172a);
}
.badge-premium {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #92400e;
  background: #fde68a;
  border: 1px solid #fbbf24;
}

/* ========== Main layout ========== */
.site-main {
  flex: 1;
  width: 100%;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* ========== Hero ========== */
.page-hero {
  background:
    radial-gradient(900px 280px at 10% -20%, rgba(11, 95, 255, 0.12), transparent 60%),
    radial-gradient(700px 240px at 90% 0%, rgba(14, 165, 233, 0.1), transparent 55%),
    linear-gradient(180deg, var(--white) 0%, var(--slate-50) 100%);
  border-bottom: 1px solid var(--slate-200);
  padding: 2.5rem 0 2rem;
}

.page-hero .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--brand);
  background: var(--brand-soft);
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  margin-bottom: 0.85rem;
}

.page-hero h1 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
  color: var(--navy-950);
  font-weight: 800;
}

.page-hero .lead {
  margin: 0;
  max-width: 52ch;
  color: var(--slate-600);
  font-size: 1.05rem;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  align-items: center;
  font-size: 0.85rem;
  color: var(--slate-500);
  margin-bottom: 1rem;
}
.breadcrumb a { color: var(--slate-600); font-weight: 500; }
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb .sep { color: var(--slate-400); }

/* ========== Home tools grid ========== */
.section {
  padding: 2.5rem 0 3.5rem;
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.section-head h2 {
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}
.section-head p {
  margin: 0.35rem 0 0;
  color: var(--slate-500);
  font-size: 0.95rem;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.75rem;
}

.tool-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 0.95rem 0.85rem 0.85rem;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s, box-shadow 0.15s, border-color 0.15s;
  color: inherit;
  min-width: 0;
}
.tool-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: #c7d7fe;
  color: inherit;
}
.tool-card.disabled {
  opacity: 0.72;
  pointer-events: none;
}
.tool-card .icon-wrap {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  margin-bottom: 0.7rem;
  background: var(--brand-soft);
  color: var(--brand);
  flex-shrink: 0;
}
.tool-card .icon-wrap svg {
  width: 18px;
  height: 18px;
}
.tool-card h3 {
  margin: 0 0 0.25rem;
  font-size: 0.92rem;
  letter-spacing: -0.02em;
  line-height: 1.25;
}
.tool-card p {
  margin: 0;
  color: var(--slate-500);
  font-size: 0.78rem;
  line-height: 1.4;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.tool-card .meta {
  margin-top: 0.7rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.35rem;
  flex-wrap: wrap;
}
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.badge.live {
  background: var(--success-soft);
  color: var(--success);
}
.badge.soon {
  background: var(--slate-100);
  color: var(--slate-500);
}
.tool-card .cta {
  font-size: 0.75rem;
  font-weight: 650;
  color: var(--brand);
  white-space: nowrap;
}

/* ========== Tool workspace ========== */
.workspace {
  padding: 1.75rem 0 3rem;
}

.panel {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 1.5rem;
}

.panel + .panel { margin-top: 1rem; }

.dropzone {
  border: 1.5px dashed #b6c8f0;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #fbfdff 0%, #f5f8ff 100%);
  padding: 2rem 1.25rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s, box-shadow 0.15s;
  outline: none;
}
.dropzone:hover,
.dropzone:focus-visible {
  border-color: var(--brand);
  box-shadow: 0 0 0 4px rgba(11, 95, 255, 0.08);
}
.dropzone.dragover {
  border-color: var(--success);
  background: var(--success-soft);
}

.dropzone .dz-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1rem;
  border-radius: 14px;
  background: var(--white);
  border: 1px solid var(--slate-200);
  color: var(--brand);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-sm);
}

.dropzone h2 {
  margin: 0 0 0.35rem;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}
.dropzone p {
  margin: 0.25rem 0;
  color: var(--slate-500);
  font-size: 0.95rem;
}
.dropzone .hint {
  font-size: 0.82rem;
  color: var(--slate-400);
  margin-top: 0.55rem;
}

.linkish {
  background: none;
  border: none;
  color: var(--brand);
  font: inherit;
  font-weight: 650;
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
}

.file-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  margin-top: 1rem;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  background: var(--white);
  border: 1px solid var(--slate-200);
  font-size: 0.9rem;
  box-shadow: var(--shadow-sm);
}
.file-chip .muted { color: var(--slate-500); font-size: 0.82rem; }
.chip-x {
  border: none;
  background: transparent;
  color: var(--slate-400);
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  padding: 0 0.1rem;
}
.chip-x:hover { color: var(--danger); }

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.btn {
  appearance: none;
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 0.75rem 1.15rem;
  font-weight: 650;
  font-size: 0.95rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  transition: background 0.15s, border-color 0.15s, transform 0.12s, box-shadow 0.15s;
  text-decoration: none;
}
.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  transform: none !important;
}
.btn:not(:disabled):hover { transform: translateY(-1px); }

.btn-primary {
  background: var(--brand);
  color: var(--white);
  box-shadow: 0 8px 18px rgba(11, 95, 255, 0.22);
}
.btn-primary:hover { background: var(--brand-dark); color: var(--white); }

.btn-secondary {
  background: var(--white);
  border-color: var(--slate-200);
  color: var(--navy-800);
}
.btn-secondary:hover {
  border-color: var(--slate-400);
  background: var(--slate-50);
  color: var(--navy-900);
}

.btn-danger {
  background: var(--danger);
  color: var(--white);
  box-shadow: 0 8px 18px rgba(220, 38, 38, 0.22);
}
.btn-danger:hover { background: #b91c1c; color: var(--white); }

.btn-sm {
  padding: 0.5rem 0.9rem;
  font-size: 0.88rem;
}

/* Status / result */
.status-row {
  display: flex;
  gap: 1rem;
  align-items: center;
}
.status-row h2 {
  margin: 0 0 0.2rem;
  font-size: 1.05rem;
}
.status-row p { margin: 0; color: var(--slate-500); font-size: 0.92rem; }

.spinner {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 3px solid var(--slate-200);
  border-top-color: var(--brand);
  animation: spin 0.8s linear infinite;
  flex-shrink: 0;
}
.spinner.done {
  animation: none;
  border-color: var(--success);
  background: radial-gradient(circle at center, var(--success) 40%, transparent 42%);
}
@keyframes spin { to { transform: rotate(360deg); } }

.progress {
  margin-top: 1rem;
  height: 6px;
  border-radius: 999px;
  background: var(--slate-100);
  overflow: hidden;
}
.progress .bar {
  height: 100%;
  width: 30%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--brand), var(--accent));
  animation: indeterminate 1.4s ease-in-out infinite;
}
.progress .bar.full {
  width: 100%;
  animation: none;
  transform: none;
}
.progress .bar.pct {
  animation: none;
  transform: none;
  transition: width 0.18s ease-out;
}
.progress .bar.indeterminate {
  width: 35%;
  animation: indeterminate 1.4s ease-in-out infinite;
  transition: none;
}
@keyframes indeterminate {
  0% { transform: translateX(-120%); width: 35%; }
  50% { width: 50%; }
  100% { transform: translateX(320%); width: 35%; }
}

/* ========== Upload progress (all tools) ========== */
.dropzone.uploading {
  opacity: 0.55;
  pointer-events: none;
  cursor: wait;
  filter: grayscale(0.08);
}
.dropzone.uploading .merge-cta {
  opacity: 0.7;
}

.upload-progress-panel {
  max-width: 640px;
  margin: 1rem auto;
  padding: 1.15rem 1.25rem;
  border-color: #c7d7f8;
  background: linear-gradient(180deg, #ffffff 0%, #f7faff 100%);
  animation: upload-panel-in 0.22s ease-out;
  position: sticky;
  top: calc(var(--header-h) + 0.65rem);
  z-index: 40;
  box-shadow: var(--shadow);
}
@keyframes upload-panel-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}
.upload-progress-panel .status-row {
  align-items: flex-start;
}
.upload-progress-panel .status-row > div:nth-child(2) {
  flex: 1;
  min-width: 0;
}
.upload-pct {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--brand);
  font-size: 1.05rem;
  flex-shrink: 0;
  min-width: 3.2rem;
  text-align: right;
  line-height: 1.2;
  padding-top: 0.15rem;
}
.upload-file-name {
  margin: 0.75rem 0 0;
  font-size: 0.88rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.upload-progress-panel .progress {
  margin-top: 0.85rem;
  height: 8px;
  background: var(--slate-100);
}

.result-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}
.result-head h2 {
  margin: 0;
  font-size: 1.15rem;
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.stat {
  background: var(--slate-50);
  border: 1px solid var(--slate-200);
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
}
.stat .label {
  display: block;
  color: var(--slate-500);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.2rem;
}
.stat .value {
  font-size: 1.1rem;
  font-weight: 750;
  letter-spacing: -0.02em;
}

.table-wrap {
  overflow: auto;
  border: 1px solid var(--slate-200);
  border-radius: 10px;
  max-height: 360px;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
th, td {
  padding: 0.6rem 0.8rem;
  text-align: left;
  border-bottom: 1px solid var(--slate-200);
}
th {
  position: sticky;
  top: 0;
  background: var(--slate-50);
  color: var(--slate-500);
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
tr:last-child td { border-bottom: none; }

.pill {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
}
.pill.deskewed, .pill.would_deskew {
  background: var(--info-soft);
  color: var(--info);
}
.pill.copied, .pill.would_keep {
  background: var(--success-soft);
  color: var(--success);
}
.pill.skipped {
  background: var(--warning-soft);
  color: var(--warning);
}

.log {
  margin-top: 1rem;
  color: var(--slate-500);
  font-size: 0.9rem;
}
.log summary { cursor: pointer; font-weight: 600; }
.log pre {
  margin: 0.6rem 0 0;
  padding: 0.9rem;
  background: var(--navy-900);
  border-radius: 10px;
  max-height: 220px;
  overflow: auto;
  color: #e2e8f0;
  font-family: var(--mono);
  font-size: 0.75rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.alert {
  border-radius: var(--radius);
  padding: 1rem 1.15rem;
}
.alert-error {
  background: var(--danger-soft);
  border: 1px solid #fecaca;
  color: #991b1b;
}
.alert-error h2 {
  margin: 0 0 0.4rem;
  font-size: 1rem;
  color: var(--danger);
}
.alert-error pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  font-family: var(--mono);
  font-size: 0.82rem;
}

/* Placeholder / coming soon */
.coming-soon {
  text-align: center;
  padding: 3rem 1.5rem;
  max-width: 520px;
  margin: 0 auto;
}
.coming-soon .icon-wrap {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.25rem;
  border-radius: 16px;
  background: var(--slate-100);
  color: var(--slate-500);
  display: grid;
  place-items: center;
}
.coming-soon h2 {
  margin: 0 0 0.5rem;
  font-size: 1.35rem;
  letter-spacing: -0.02em;
}
.coming-soon p {
  margin: 0 0 1.25rem;
  color: var(--slate-500);
}
.feature-list {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  text-align: left;
  display: grid;
  gap: 0.55rem;
}
.feature-list li {
  display: flex;
  gap: 0.55rem;
  align-items: flex-start;
  color: var(--navy-700);
  font-size: 0.92rem;
}
.feature-list li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-top: 0.45rem;
  border-radius: 50%;
  background: var(--brand);
  flex-shrink: 0;
}

/* ========== Footer ========== */
.site-footer {
  margin-top: auto;
  background: var(--white);
  border-top: 1px solid var(--slate-200);
  padding: 1.35rem 0;
}
.footer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: inherit;
  text-decoration: none;
}
.footer-brand:hover { color: inherit; }
.footer-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
  background: transparent;
}
.footer-name {
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: -0.02em;
  color: var(--navy-900);
}
.footer-name span { color: var(--brand); }
.footer-copy {
  margin: 0;
  font-size: 0.82rem;
  color: var(--slate-500);
  letter-spacing: 0.01em;
}

@media (max-width: 768px) {
  .footer-bar {
    flex-direction: column;
    justify-content: center;
    text-align: center;
    gap: 0.55rem;
  }
}

.hidden { display: none !important; }
.muted { color: var(--slate-500); }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* ========== Rotate tool ========== */
.rotate-toolbar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  align-items: flex-end;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--slate-200);
}
.rotate-meta strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 0.15rem;
}
.bulk-box {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}
.bulk-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--slate-500);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-right: 0.15rem;
}
.select, .input {
  border: 1px solid var(--slate-200);
  border-radius: 8px;
  padding: 0.5rem 0.7rem;
  background: var(--white);
  color: var(--navy-900);
  font-size: 0.9rem;
  min-height: 38px;
}
.input { min-width: 160px; }
.select:focus, .input:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(11, 95, 255, 0.12);
}

.page-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1rem;
}
.page-card {
  border: 1px solid var(--slate-200);
  border-radius: 12px;
  background: var(--slate-50);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.thumb-wrap {
  aspect-ratio: 3 / 4;
  background: #e8edf5;
  display: grid;
  place-items: center;
  overflow: hidden;
  padding: 0.75rem;
}
.thumb {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  box-shadow: var(--shadow-sm);
  background: var(--white);
  transition: transform 0.2s ease;
  transform-origin: center center;
}
.page-card-body {
  padding: 0.75rem;
  background: var(--white);
  border-top: 1px solid var(--slate-200);
}
.page-card-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.55rem;
  font-size: 0.88rem;
}
.rot-btns {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.3rem;
}
.rot-btn {
  border: 1px solid var(--slate-200);
  background: var(--white);
  border-radius: 6px;
  padding: 0.35rem 0;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
  color: var(--navy-700);
}
.rot-btn:hover { border-color: var(--brand); color: var(--brand); }
.rot-btn.active {
  background: var(--brand);
  border-color: var(--brand);
  color: var(--white);
}
.rot-quick {
  display: flex;
  justify-content: space-between;
  margin-top: 0.5rem;
  font-size: 0.82rem;
}
.sticky-actions {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--slate-200);
  position: sticky;
  bottom: 0;
  background: linear-gradient(180deg, transparent, var(--white) 18%);
  padding-bottom: 0.25rem;
}
.hint-note {
  margin: 0.65rem 0 0;
  font-size: 0.88rem;
}

/* ========== Tool flow: upload screen then workspace ========== */
.tool-flow {
  padding-top: 1.5rem;
}
.tool-screen { width: 100%; }
.tool-hero {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 1.5rem;
}
.tool-hero h1 {
  margin: 0 0 0.55rem;
  font-size: clamp(1.6rem, 3.5vw, 2.1rem);
  letter-spacing: -0.03em;
}
.tool-hero .lead {
  margin: 0;
  color: var(--slate-600);
  font-size: 1.02rem;
}
.tool-upload-panel {
  max-width: 640px;
  margin: 0 auto;
  padding: 0.5rem;
}

.enhance-toggle {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  margin: 0.85rem 0.35rem 0.35rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--slate-200);
  border-radius: 12px;
  background: var(--white);
  cursor: pointer;
  user-select: none;
}
.enhance-toggle:hover {
  border-color: #c7d7fe;
}
.enhance-toggle:has(input:checked) {
  border-color: var(--brand);
  background: var(--brand-soft);
}
.enhance-toggle input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.enhance-switch {
  flex-shrink: 0;
  width: 44px;
  height: 26px;
  border-radius: 999px;
  background: var(--slate-200);
  position: relative;
  margin-top: 0.12rem;
  transition: background 0.15s;
}
.enhance-toggle input:checked + .enhance-switch {
  background: var(--brand);
}
.enhance-switch::after {
  content: "";
  position: absolute;
  top: 3px;
  left: 3px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--white);
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s;
}
.enhance-toggle input:checked + .enhance-switch::after {
  transform: translateX(18px);
}
.enhance-toggle-copy {
  display: grid;
  gap: 0.15rem;
  min-width: 0;
}
.enhance-toggle-copy strong {
  font-size: 0.98rem;
  letter-spacing: -0.02em;
}
.enhance-toggle-copy .muted {
  font-size: 0.86rem;
  line-height: 1.4;
}
.tool-work-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.tool-work-head h1 {
  margin: 0 0 0.3rem;
  font-size: 1.45rem;
  letter-spacing: -0.02em;
}
.tool-work-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.dropzone-lg {
  padding: 2.75rem 1.5rem 2.25rem;
}
.dropzone-lg h2 {
  font-size: 1.35rem;
  margin-bottom: 0.25rem;
}
.merge-cta {
  margin: 1.1rem auto 0.35rem;
  min-width: 200px;
}
.merge-toolbar-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.5rem 1rem;
  margin-bottom: 1rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--slate-200);
  align-items: baseline;
}
.merge-bottom-bar {
  position: sticky;
  bottom: 0;
  margin-top: 1rem;
  padding: 1rem 1.15rem;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}
.merge-bottom-bar .actions { margin: 0; }
.merge-bottom-bar p { margin: 0; font-size: 0.9rem; }
.merge-success {
  text-align: center;
  padding: 1rem 0.5rem 0.5rem;
  max-width: 520px;
  margin: 0 auto;
}
.merge-success-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background: var(--success-soft);
  color: var(--success);
  display: grid;
  place-items: center;
  font-size: 1.5rem;
  font-weight: 800;
}
.merge-success h2 {
  margin: 0 0 0.4rem;
  font-size: 1.35rem;
}
.rename-box {
  text-align: left;
  margin: 1.1rem auto 0;
  max-width: 420px;
}
.rename-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--slate-600);
  margin-bottom: 0.35rem;
}
.rename-row {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--slate-200);
  border-radius: 8px;
  background: var(--white);
  overflow: hidden;
}
.rename-row:focus-within {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(11, 95, 255, 0.12);
}
.rename-input.input {
  min-width: 0;
  flex: 1;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}
.rename-input.input:focus {
  border: 0;
  box-shadow: none;
}
.rename-ext {
  display: flex;
  align-items: center;
  padding: 0 0.85rem;
  color: var(--slate-500);
  font-weight: 600;
  font-size: 0.9rem;
  background: var(--slate-50);
  border-left: 1px solid var(--slate-200);
  white-space: nowrap;
  user-select: none;
}
.merge-grid {
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
}

@media (max-width: 768px) {
  .tool-work-head { flex-direction: column; }
  .merge-bottom-bar { flex-direction: column; align-items: stretch; }
  .merge-bottom-bar .actions { width: 100%; }
  .merge-bottom-bar .btn { flex: 1; }
}
.merge-card {
  position: relative;
  cursor: grab;
  user-select: none;
  transition: box-shadow 0.15s, transform 0.15s, border-color 0.15s, opacity 0.15s;
}
.merge-card:active { cursor: grabbing; }
.merge-card.dragging {
  opacity: 0.45;
  transform: scale(0.98);
}
.merge-card.drag-over {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(11, 95, 255, 0.15);
}
.drag-handle {
  position: absolute;
  top: 8px;
  left: 8px;
  z-index: 2;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--slate-200);
  color: var(--slate-500);
  font-size: 0.75rem;
  letter-spacing: -0.08em;
  display: grid;
  place-items: center;
  pointer-events: none;
  box-shadow: var(--shadow-sm);
}
.merge-ord-badge {
  font-size: 0.85rem;
  color: var(--brand);
}
.merge-name {
  font-size: 0.86rem;
  font-weight: 650;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.2em;
  margin-bottom: 0.2rem;
  color: var(--navy-900);
}
.merge-size {
  font-size: 0.78rem;
  margin-bottom: 0.55rem;
}
.merge-card-actions {
  display: flex;
  gap: 0.3rem;
}
.thumb-placeholder {
  width: 100%;
  height: 100%;
  min-height: 140px;
  display: grid;
  place-items: center;
  color: var(--slate-400);
  font-size: 0.85rem;
  font-weight: 600;
}
.thumb-placeholder.err { color: var(--danger); }
.mini-spin {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2.5px solid var(--slate-200);
  border-top-color: var(--brand);
  animation: spin 0.7s linear infinite;
}
.icon-btn {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: 1px solid var(--slate-200);
  background: var(--white);
  cursor: pointer;
  font-weight: 700;
  color: var(--navy-700);
  line-height: 1;
}
.icon-btn:hover:not(:disabled) {
  border-color: var(--brand);
  color: var(--brand);
}
.icon-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}
.icon-btn.danger:hover:not(:disabled) {
  border-color: var(--danger);
  color: var(--danger);
}

/* ========== Split tool ========== */
.split-mode-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-bottom: 1rem;
  padding: 0.35rem;
  background: var(--slate-100);
  border-radius: 12px;
}
.split-mode-btn {
  flex: 1 1 auto;
  min-width: 120px;
  border: 1px solid transparent;
  background: transparent;
  border-radius: 9px;
  padding: 0.65rem 0.85rem;
  font-size: 0.9rem;
  font-weight: 650;
  color: var(--slate-600);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s, box-shadow 0.15s;
}
.split-mode-btn:hover {
  color: var(--navy-900);
  background: rgba(255, 255, 255, 0.65);
}
.split-mode-btn.active {
  background: var(--white);
  color: var(--brand);
  border-color: var(--slate-200);
  box-shadow: var(--shadow-sm);
}
.split-mode-panel {
  margin-bottom: 0.5rem;
}
.split-mode-hint {
  margin: 0 0 0.75rem;
  font-size: 0.92rem;
  line-height: 1.45;
}
.split-mode-hint code {
  font-family: var(--mono);
  font-size: 0.84em;
  background: var(--slate-100);
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
}
.field-label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--slate-500);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 0.4rem;
}
.input-wide {
  width: 100%;
  max-width: 480px;
  min-width: 0;
}
.split-extract-opts {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1rem;
  align-items: center;
  margin-bottom: 0.35rem;
}
.radio-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.75rem;
  border: 1px solid var(--slate-200);
  border-radius: 999px;
  background: var(--white);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--navy-700);
  cursor: pointer;
  user-select: none;
}
.radio-chip:has(input:checked) {
  border-color: var(--brand);
  background: var(--brand-soft);
  color: var(--brand-dark);
}
.radio-chip input {
  accent-color: var(--brand);
  margin: 0;
}
.split-select-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-left: auto;
}
.page-card.split-selectable {
  cursor: pointer;
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.12s;
}
.page-card.split-selectable:hover {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(11, 95, 255, 0.1);
}
.page-card.split-selected {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(11, 95, 255, 0.18);
}
.page-card.split-selected .thumb-wrap {
  background: var(--brand-soft);
}
.split-check {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--brand);
  color: var(--white);
  font-size: 0.85rem;
  font-weight: 800;
  display: none;
  place-items: center;
  box-shadow: var(--shadow-sm);
  z-index: 2;
}
.page-card .thumb-wrap { position: relative; }
.page-card.split-selected .split-check {
  display: grid;
}

/* ========== Deskew editor (clean / responsive) ========== */
.deskew-app .deskew-container {
  max-width: 1200px;
}
.deskew-topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  margin-bottom: 0.85rem;
}
.deskew-topbar-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
}
.deskew-file-meta {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.25;
}
.deskew-file-meta strong {
  font-size: 0.95rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: min(42vw, 320px);
}
.deskew-file-meta .muted { font-size: 0.8rem; }
.deskew-pager {
  display: flex;
  align-items: center;
  gap: 0.45rem;
}
.deskew-page-label {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  min-width: 4.5rem;
  text-align: center;
}

.deskew-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 280px;
  gap: 1rem;
  align-items: stretch;
  min-height: calc(100vh - var(--header-h) - 10rem);
}

.deskew-preview-col {
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.deskew-stage {
  flex: 1;
  min-height: 360px;
  height: calc(100vh - var(--header-h) - 10.5rem);
  max-height: 820px;
  background: #e2e8f0;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  display: grid;
  place-items: center;
  padding: 1rem;
  overflow: hidden; /* paper fitted by JS, no crop of frame */
}

/* Paper frame: fixed size set by JS fitPaper() */
.deskew-paper {
  position: relative;
  flex-shrink: 0;
  background: #fff;
  border: 2px solid #1e293b;
  border-radius: 2px;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  width: 280px;
  height: 400px;
}
.deskew-content {
  position: absolute;
  inset: 0;
  z-index: 1;
  transform-origin: center center;
  will-change: transform;
}
.deskew-preview-img {
  width: 100%;
  height: 100%;
  object-fit: fill;
  display: block;
  user-select: none;
  -webkit-user-drag: none;
  pointer-events: none;
}
/* Alignment grid stays on the paper, not the image */
.deskew-grid {
  pointer-events: none;
  position: absolute;
  inset: 0;
  z-index: 2;
  /* kotak ~ every 24px; thicker every 4th line (seperti buku milimeter) */
  background-image:
    linear-gradient(to right, rgba(37, 99, 235, 0.14) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(37, 99, 235, 0.14) 1px, transparent 1px),
    linear-gradient(to right, rgba(37, 99, 235, 0.28) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(37, 99, 235, 0.28) 1px, transparent 1px);
  background-size:
    24px 24px,
    24px 24px,
    96px 96px,
    96px 96px;
  background-position: center center;
  mix-blend-mode: multiply;
}
.deskew-guides {
  pointer-events: none;
  position: absolute;
  inset: 0;
  z-index: 3;
}
.deskew-guides .guide-v,
.deskew-guides .guide-h {
  position: absolute;
  background: rgba(220, 38, 38, 0.55);
}
.deskew-guides .guide-v {
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1.5px;
  transform: translateX(-0.75px);
}
.deskew-guides .guide-h {
  top: 50%;
  left: 0;
  right: 0;
  height: 1.5px;
  transform: translateY(-0.75px);
}
.deskew-guides .guide-cross {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 14px;
  height: 14px;
  margin: -7px 0 0 -7px;
  border: 2px solid rgba(220, 38, 38, 0.75);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
}

/* Side controls */
.deskew-side {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  min-width: 0;
}
.deskew-side-card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius);
  padding: 0.9rem 1rem;
  box-shadow: var(--shadow-sm);
}
.deskew-side-title {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
  font-size: 0.88rem;
  font-weight: 650;
  color: var(--navy-800);
}
.deskew-side-title strong {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--brand);
  font-weight: 750;
}
.deskew-slider-row {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}
.deskew-slider-row input[type="range"] {
  flex: 1;
  min-width: 0;
  accent-color: var(--brand);
}
.deskew-quick-rot {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  margin-top: 0.55rem;
}
.chip {
  border: 1px solid var(--slate-200);
  background: var(--slate-50);
  border-radius: 999px;
  padding: 0.28rem 0.65rem;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--navy-700);
  cursor: pointer;
}
.chip:hover {
  border-color: var(--brand);
  color: var(--brand);
  background: var(--brand-soft);
}
.nudge-pad {
  display: grid;
  justify-items: center;
  gap: 0.35rem;
}
.nudge-mid {
  display: flex;
  gap: 0.35rem;
  align-items: center;
}
.deskew-side-meta {
  display: grid;
  gap: 0.35rem;
}
.deskew-side-meta p {
  margin: 0;
  font-size: 0.86rem;
}
.deskew-side-meta #workspaceHint {
  color: var(--navy-800);
  background: var(--brand-soft);
  border-radius: 8px;
  padding: 0.55rem 0.7rem;
  font-size: 0.82rem;
  line-height: 1.4;
}
.deskew-overlay-toggles {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem 1rem;
  margin-top: 0.35rem;
}
.deskew-guides-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--navy-700);
  cursor: pointer;
  user-select: none;
}
.deskew-guides-toggle input {
  accent-color: var(--brand);
  margin: 0;
}
.deskew-side-actions {
  display: grid;
  gap: 0.45rem;
  margin-top: auto;
}
.deskew-side-actions .btn {
  width: 100%;
  justify-content: center;
}

.deskew-mobile-bar {
  display: none;
  position: sticky;
  bottom: 0;
  z-index: 20;
  gap: 0.5rem;
  padding: 0.65rem 0;
  margin-top: 0.75rem;
  background: linear-gradient(180deg, transparent, var(--slate-50) 30%);
}
.deskew-mobile-bar .btn { flex: 1; }

@media (max-width: 900px) {
  .deskew-layout {
    grid-template-columns: 1fr;
    min-height: 0;
  }
  .deskew-stage {
    height: min(58vh, 520px);
    max-height: 58vh;
    min-height: 280px;
  }
  .deskew-side {
    order: 2;
  }
  .deskew-side-actions .btn-primary {
    order: -1;
  }
  /* hide duplicate desktop primary on very small if mobile bar shown */
  .deskew-mobile-bar {
    display: flex;
  }
  .deskew-side-actions #btnApplyManual,
  .deskew-side-actions #btnUseEstimate {
    display: none;
  }
  .deskew-file-meta strong { max-width: 50vw; }
}

@media (max-width: 480px) {
  .deskew-topbar { flex-direction: column; align-items: stretch; }
  .deskew-pager { justify-content: center; }
  .deskew-stage { height: 48vh; max-height: 48vh; padding: 0.65rem; }
}

/* Manual deskew result modal */
.deskew-modal {
  position: fixed;
  inset: 0;
  z-index: 1200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.deskew-modal.hidden {
  display: none;
}
.deskew-modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(2px);
}
.deskew-modal-card {
  position: relative;
  z-index: 1;
  width: min(440px, 100%);
  max-height: min(90vh, 640px);
  overflow: auto;
  background: var(--surface, #fff);
  border: 1px solid var(--border, #e2e8f0);
  border-radius: 16px;
  box-shadow: 0 24px 64px rgba(15, 23, 42, 0.28);
  padding: 1.5rem 1.25rem 1.25rem;
}
.deskew-modal-close {
  position: absolute;
  top: 0.55rem;
  right: 0.65rem;
  width: 2rem;
  height: 2rem;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--muted, #64748b);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}
.deskew-modal-close:hover {
  background: var(--slate-100, #f1f5f9);
  color: var(--slate-900, #0f172a);
}
.deskew-modal-body {
  max-width: none;
  margin: 0;
  padding: 0.25rem 0 0;
}
.deskew-modal-body .stats {
  margin-top: 1rem;
  text-align: left;
}
.deskew-modal-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.15rem;
}
.deskew-modal-actions .btn {
  min-width: 7.5rem;
}
body.deskew-modal-open {
  overflow: hidden;
}

/* ========== Shared confirm / alert dialog ========== */
.app-dialog {
  position: fixed;
  inset: 0;
  z-index: 1400;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.app-dialog.hidden {
  display: none;
}
.app-dialog-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(2px);
}
.app-dialog-card {
  position: relative;
  z-index: 1;
  width: min(420px, 100%);
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 64px rgba(15, 23, 42, 0.28);
  padding: 1.6rem 1.25rem 1.25rem;
  text-align: center;
  animation: app-dialog-in 0.18s ease-out;
}
@keyframes app-dialog-in {
  from {
    opacity: 0;
    transform: translateY(8px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
.app-dialog-close {
  position: absolute;
  top: 0.55rem;
  right: 0.65rem;
  width: 2rem;
  height: 2rem;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: var(--slate-500);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
}
.app-dialog-close:hover {
  background: var(--slate-100);
  color: var(--navy-900);
}
.app-dialog-icon {
  width: 52px;
  height: 52px;
  margin: 0.1rem auto 0.95rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
}
.app-dialog-icon svg {
  width: 24px;
  height: 24px;
}
.app-dialog-icon[data-tone="warning"] {
  background: var(--warning-soft);
  color: var(--warning);
}
.app-dialog-icon[data-tone="danger"],
.app-dialog-icon[data-tone="error"] {
  background: var(--danger-soft);
  color: var(--danger);
}
.app-dialog-icon[data-tone="info"] {
  background: var(--brand-soft);
  color: var(--brand);
}
.app-dialog-card h2 {
  margin: 0 0 0.4rem;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  color: var(--navy-950);
  font-weight: 800;
}
.app-dialog-card > .muted {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.5;
}
.app-dialog-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.2rem;
}
.app-dialog-actions .btn {
  min-width: 7.5rem;
}
body.app-dialog-open {
  overflow: hidden;
}

@media (max-width: 480px) {
  .app-dialog-actions {
    flex-direction: column-reverse;
  }
  .app-dialog-actions .btn {
    width: 100%;
    min-width: 0;
  }
}

/* ========== Compress tool ========== */
.compress-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 260px;
  gap: 1rem;
  align-items: start;
}
.compress-main { min-width: 0; }
.compress-side {
  position: sticky;
  top: calc(var(--header-h) + 1rem);
}
.quality-grid {
  display: grid;
  gap: 0.75rem;
  margin-bottom: 1rem;
}
.quality-card {
  display: block;
  cursor: pointer;
  margin: 0;
}
.quality-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.quality-card-inner {
  border: 1px solid var(--slate-200);
  border-radius: 12px;
  padding: 0.95rem 1rem;
  background: var(--slate-50);
  display: grid;
  gap: 0.25rem;
  transition: border-color 0.15s, box-shadow 0.15s, background 0.15s;
}
.quality-card-inner strong {
  font-size: 1.02rem;
  letter-spacing: -0.02em;
}
.quality-card-inner .muted {
  font-size: 0.9rem;
  line-height: 1.4;
}
.quality-card:hover .quality-card-inner {
  border-color: #c7d7fe;
}
.quality-card.active .quality-card-inner,
.quality-card:has(input:checked) .quality-card-inner {
  border-color: var(--brand);
  background: var(--brand-soft);
  box-shadow: 0 0 0 3px rgba(11, 95, 255, 0.12);
}
.quality-tag {
  display: inline-block;
  margin-top: 0.35rem;
  width: fit-content;
  font-size: 0.72rem;
  font-weight: 750;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--slate-500);
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: 999px;
  padding: 0.15rem 0.55rem;
}
.quality-tag.accent {
  color: var(--brand-dark);
  border-color: #bfdbfe;
  background: var(--white);
}
.quality-tag.warn {
  color: var(--warning);
  border-color: #fde68a;
  background: var(--warning-soft);
}
.check-row {
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.92rem;
  color: var(--navy-700);
  cursor: pointer;
  user-select: none;
}
.check-row input {
  margin-top: 0.2rem;
  accent-color: var(--brand);
}
.compress-preview-wrap {
  aspect-ratio: 3 / 4;
  background: #e8edf5;
  border-radius: 10px;
  overflow: hidden;
  display: grid;
  place-items: center;
  margin-bottom: 0.85rem;
  border: 1px solid var(--slate-200);
}
.compress-preview {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  background: var(--white);
}
.compress-side-meta {
  display: grid;
  gap: 0.5rem;
}
.compress-side-meta .stat {
  padding: 0.55rem 0.7rem;
}
@media (max-width: 860px) {
  .compress-layout {
    grid-template-columns: 1fr;
  }
  .compress-side {
    position: static;
  }
}

/* ========== Responsive ========== */
@media (max-width: 960px) {
  .tool-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 768px) {
  :root { --header-h: 64px; }

  .nav-toggle { display: inline-flex; }
  .header-tools { margin-left: auto; }

  .site-nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    margin-left: 0;
    background: var(--white);
    border-bottom: 1px solid var(--slate-200);
    box-shadow: var(--shadow);
    padding: 0.75rem 1.25rem 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0.5rem;
    max-height: calc(100vh - var(--header-h));
    overflow: auto;
  }
  .site-nav.open { display: flex; }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0.15rem;
  }
  .nav-list a,
  .nav-drop-btn {
    padding: 0.85rem 0.9rem;
    border-radius: 10px;
    width: 100%;
    justify-content: space-between;
  }
  .nav-item.has-dropdown { width: 100%; }
  .nav-dropdown {
    position: static;
    display: none;
    box-shadow: none;
    border: none;
    padding: 0 0 0 0.75rem;
    margin: 0;
    background: transparent;
  }
  .nav-item.has-dropdown.open > .nav-dropdown {
    display: block;
  }
  .nav-cta {
    margin: 0.35rem 0 0;
    text-align: center;
    justify-content: center;
  }
  .bulk-box { width: 100%; }
  .input { min-width: 0; flex: 1; }

  .page-hero { padding: 1.75rem 0 1.5rem; }
  .section { padding: 1.75rem 0 2.5rem; }
  .panel { padding: 1.15rem; }
  .dropzone { padding: 1.5rem 1rem; }
}

@media (max-width: 520px) {
  .tool-grid { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}