/* DDJ.io — Editorial data journalism aesthetic */
/* A product by DATADISTA */

/* Fonts loaded via <link> in HTML for performance */

:root {
  --ink: #0d0d0d;
  --ink-light: #3a3a3a;
  --ink-muted: #555555;
  --paper: #fafaf8;
  --paper-warm: #f5f3ef;
  --paper-dark: #eae7e1;
  --accent: #BB1E34;
  --accent-hover: #9a1829;
  --accent-light: #fef0ec;
  --success: #1f7a3e;
  --success-light: #eafaf1;
  --warning: #f39c12;
  --warning-light: #fef9e7;
  --border: #d5d0c8;
  --border-light: #e8e4dd;
  --font-serif: 'Source Serif 4', Georgia, serif;
  --font-sans: 'DM Sans', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', monospace;
  --max-width: 800px;
  --max-width-wide: 1100px;
  --nav-height: 56px;
  --radius: 4px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
}

/* ── Nav ──────────────────────────────────────────── */
.nav {
  height: var(--nav-height);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 100;
}
/* Landing nav: dark background */
.nav-landing {
  background: var(--ink);
  border-bottom: none;
}
.nav-landing .nav-brand { color: var(--paper); }
.nav-landing .nav-brand .by { color: rgba(255,255,255,0.5); }
.nav-landing .nav-links a { color: rgba(255,255,255,0.7); }
.nav-landing .nav-links a:hover { color: white; }
.nav-brand {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: -0.02em;
}
.nav-brand a { color: inherit; text-decoration: none; }
.nav-brand .dot { color: var(--accent); }
.nav-brand .by {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-left: 0.75rem;
  vertical-align: middle;
}
.by-link {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  vertical-align: baseline;
}
.by-link:hover { opacity: 0.7; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink-muted);
  text-decoration: none;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a.active {
  color: var(--ink);
  border-bottom: 2px solid var(--accent);
  padding-bottom: 2px;
}
/* Focus visible — accesibilidad de teclado */
.btn:focus-visible,
.nav-links a:focus-visible,
.footer a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--radius);
}
.nav-links a.btn-accent { color: white; }
.nav-links a.btn-accent:hover { color: white; }

/* ── Buttons ─────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--paper);
  color: var(--ink);
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  transition: all 0.15s;
  white-space: nowrap;
}
.btn:hover { background: var(--paper-warm); border-color: var(--ink-muted); }
.btn-primary { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.btn-primary:hover { background: var(--ink-light); }
.btn-accent { background: var(--accent); color: white; border-color: var(--accent); }
.btn-accent:hover { background: var(--accent-hover); }
.btn-sm { padding: 0.35rem 0.75rem; font-size: 0.9rem; }
.btn-lg { padding: 0.75rem 2rem; font-size: 1rem; }
.btn-ghost { border: none; background: none; }
.btn-ghost:hover { background: var(--paper-warm); }

/* ── Split button (download) ────────────────────── */
.split-btn {
  position: relative;
  display: inline-flex;
  border-radius: var(--radius);
  overflow: visible;
}
.split-btn-main {
  padding: 0.6rem 1.25rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  background: var(--accent);
  color: white;
  text-decoration: none;
  border: none;
  border-radius: var(--radius) 0 0 var(--radius);
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s;
}
.split-btn-main:hover { background: var(--accent-hover); }
.split-btn-toggle {
  padding: 0.6rem 0.6rem;
  font-size: 0.9rem;
  background: var(--accent);
  color: white;
  border: none;
  border-left: 1px solid rgba(255,255,255,0.25);
  border-radius: 0 var(--radius) var(--radius) 0;
  cursor: pointer;
  transition: background 0.15s;
}
.split-btn-toggle:hover { background: var(--accent-hover); }
.split-btn-menu {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 100%;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  z-index: 50;
  overflow: hidden;
}
.split-btn-menu.open { display: block; }
.split-btn-menu a {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  color: var(--ink);
  text-decoration: none;
  transition: background 0.1s;
}
.split-btn-menu a:hover { background: var(--paper-warm); }
.split-btn-menu a.active {
  font-weight: 600;
  color: var(--accent);
}

/* ── Page titles (app pages) ─────────────────────── */
.page-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

/* ── Layout ──────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
  flex: 1;
}
.container-wide { max-width: var(--max-width-wide); }

/* ── Hero ────────────────────────────────────────── */
.hero {
  padding: 4.5rem 1.5rem;
  text-align: center;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(175deg, var(--paper-warm) 0%, var(--paper) 100%);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 0.5px, transparent 0.5px),
    linear-gradient(90deg, var(--border) 0.5px, transparent 0.5px);
  background-size: 32px 32px;
  opacity: 0.3;
  pointer-events: none;
}
.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  max-width: 700px;
  margin: 0 auto 0.75rem;
  position: relative;
}
.hero h1 .highlight {
  background-image: linear-gradient(var(--accent), var(--accent));
  background-position: 0 88%;
  background-size: 100% 4px;
  background-repeat: no-repeat;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
  padding-bottom: 2px;
}
.hero p, .hero-sub {
  font-size: 1.05rem;
  color: var(--ink-muted);
  max-width: 700px;
  margin: 0 auto;
  line-height: 1.6;
  position: relative;
}
.hero-flow {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.75rem;
}
.hero-flow-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
}
.hero-flow-step img {
  width: 28px;
  height: 28px;
  opacity: 0.25;
}
.hero-flow-step span {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.hero-flow-arrow {
  font-size: 1rem;
  color: var(--border);
  margin-top: -0.8rem;
}

/* ── Products ────────────────────────────────────── */
.products {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  padding: 2.5rem 1.5rem;
  max-width: var(--max-width-wide);
  margin: 0 auto;
}
.product-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  background: white;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.product-card:hover:not(.disabled) {
  border-color: var(--ink-muted);
  box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.product-card.disabled { opacity: 0.4; }
.product-card .tag {
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 0.5rem;
}
.product-card h2, .product-card h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}
.product-card p {
  color: var(--ink-muted);
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

/* ── Auth ────────────────────────────────────────── */
.auth-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - var(--nav-height));
  background: var(--paper-warm);
}
.auth-card {
  width: 100%;
  max-width: 420px;
  padding: 2.5rem 2.5rem;
  text-align: center;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}
.auth-card h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}
.auth-card .subtitle {
  color: var(--ink-muted);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}
.auth-card .input {
  text-align: center;
  font-size: 1.05rem;
  padding: 0.75rem 1rem;
}
.auth-card .btn-lg {
  margin-top: 0.5rem;
}

/* ── Forms ────────────────────────────────────────── */
.form-group { margin-bottom: 1rem; }
.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-muted);
  margin-bottom: 0.25rem;
}
.input, select.input {
  width: 100%;
  padding: 0.65rem 0.85rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: white;
  color: var(--ink);
  transition: border-color 0.15s;
}
.input:focus { outline: none; border-color: var(--ink); }
.checkbox-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
  cursor: pointer;
}
.checkbox-row input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
}
.info-hint {
  position: relative;
  color: var(--ink-muted);
  font-size: 0.85rem;
  cursor: help;
  opacity: 0.5;
  transition: opacity 0.15s;
  margin-left: 0.1rem;
}
.info-hint:hover { opacity: 0.8; }
.info-hint::after {
  content: attr(data-tip);
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--ink);
  color: var(--paper);
  font-size: 0.78rem;
  font-weight: 400;
  line-height: 1.4;
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius);
  white-space: normal;
  width: max-content;
  max-width: 220px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s;
  z-index: 10;
}
.info-hint:hover::after { opacity: 1; }

/* ── Skip link (accessibility) ──────────────────── */
.skip-link {
  position: absolute;
  top: -999px;
  left: 0;
  background: var(--ink);
  color: var(--paper);
  padding: 0.5rem 1rem;
  z-index: 200;
  font-size: 0.85rem;
}
.skip-link:focus { top: 0; }

/* ── Upload ──────────────────────────────────────── */
.upload-zone {
  border: 1.5px dashed var(--border);
  border-radius: var(--radius);
  padding: 2.5rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  margin-bottom: 1.5rem;
  position: relative;
}
.upload-icon {
  margin-bottom: 0.75rem;
  opacity: 0.18;
  line-height: 1;
}
.upload-icon svg {
  width: 36px;
  height: 36px;
  display: block;
  margin: 0 auto;
}
.upload-zone:hover, .upload-zone.dragover {
  border-color: var(--accent);
  background: var(--accent-light);
}
.upload-zone.has-file {
  border-style: solid;
  border-color: var(--border);
  background: var(--paper-warm);
  padding: 1.25rem 1.5rem;
  cursor: default;
  text-align: left;
}
.upload-zone.has-file .upload-icon,
.upload-zone.has-file .upload-text,
.upload-zone.has-file .upload-hint,
.upload-zone.has-file > label.btn { display: none; }
.upload-text { font-size: 0.95rem; color: var(--ink-muted); }
.upload-filename {}
.file-list-header {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  margin-bottom: 0.6rem;
}
.file-entry {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  padding: 0.35rem 0;
  border-bottom: 1px solid var(--border);
}
.file-entry:last-of-type { border-bottom: none; }
.file-entry-icon {
  flex-shrink: 0;
  opacity: 0.4;
  position: relative;
  top: 1px;
}
.file-entry-icon svg {
  width: 13px;
  height: 13px;
  display: block;
}
.file-entry-name {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--ink);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  min-width: 0;
}
.file-entry-size {
  color: var(--ink-muted);
  font-size: 0.78rem;
  font-family: var(--font-mono);
  flex-shrink: 0;
}
.file-remove {
  color: var(--ink-muted);
  cursor: pointer;
  font-size: 0.95rem;
  line-height: 1;
  padding: 0 0.2rem;
  margin-left: 0.25rem;
  flex-shrink: 0;
  opacity: 0.5;
  transition: opacity 0.15s, color 0.15s;
}
.file-remove:hover { opacity: 1; color: var(--accent); }
.file-change-link {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.82rem;
  color: var(--accent);
  cursor: pointer;
  letter-spacing: 0.01em;
}
.file-change-link:hover { text-decoration: underline; }
.upload-hint { font-size: 0.9rem; color: var(--ink-muted); margin-top: 0.25rem; }

/* ── Options ─────────────────────────────────────── */
.options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem 1.5rem;
  padding: 1.25rem;
  background: var(--paper-warm);
  border-radius: var(--radius);
  margin-bottom: 1.5rem;
}
.options-title {
  grid-column: 1 / -1;
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-muted);
}
/* ── Pages tip ───────────────────────────────────── */
.pages-tip {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: var(--ink-light);
  line-height: 1.5;
  background: var(--paper-warm);
  border-left: 3px solid var(--warning);
  border-radius: var(--radius);
  animation: fadeUp 0.3s ease;
}
.pages-tip-icon {
  flex-shrink: 0;
  font-size: 1rem;
  line-height: 1.3;
}
.progress-tip {
  margin: 1rem auto 0;
  padding: 0.75rem 1.25rem;
  max-width: 360px;
  font-size: 0.88rem;
  color: var(--ink-light);
  line-height: 1.6;
  text-align: center;
  opacity: 0;
  transition: opacity 0.5s ease;
}
.progress-tip.visible {
  opacity: 1;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20% { transform: translateX(-6px); }
  40% { transform: translateX(6px); }
  60% { transform: translateX(-4px); }
  80% { transform: translateX(4px); }
}

/* ── Extract info text ───────────────────────────── */
.extract-info {
  margin-top: 1.25rem;
  font-size: 0.85rem;
  color: var(--ink-muted);
  text-align: center;
  line-height: 1.7;
}
.extract-info p { margin: 0; }
.extract-info p + p { margin-top: 0.75rem; }

/* ── Extract options layout ──────────────────────── */
.extract-options {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 1.25rem;
}
.extract-options > div:first-child { flex: 1; min-width: 0; }
.extract-checks {
  display: flex;
  gap: 1.25rem;
  padding-top: 1.1rem;
  flex-wrap: wrap;
}

@media (max-width: 600px) {
  .options { grid-template-columns: 1fr; }
  .extract-options { flex-direction: column; align-items: stretch; gap: 0.75rem; }
  .extract-options > div:first-child { flex: none; }
  .extract-checks { padding-top: 0; gap: 0.75rem; justify-content: flex-start; }
  .checkbox-row { min-height: 44px; display: flex; align-items: center; }
  .checkbox-row input[type="checkbox"] { width: 20px; height: 20px; }
  .btn-sm { padding: 0.5rem 1rem; min-height: 44px; }
}

/* ── Data table ──────────────────────────────────── */
.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin: 1rem 0;
}
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  font-family: var(--font-mono);
  white-space: nowrap;
  line-height: 1.4;
}
.data-table th {
  background: var(--ink);
  color: var(--paper);
  font-weight: 500;
  text-align: left;
  padding: 0.5rem 0.75rem;
  position: sticky;
  top: 0;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.data-table td {
  padding: 0.4rem 0.75rem;
  border-bottom: 1px solid var(--border-light);
}
.data-table tr:hover td { background: var(--paper-warm); }

/* ── Result ──────────────────────────────────────── */
.result {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: white;
  overflow: hidden;
  animation: fadeUp 0.3s ease;
}
.result-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
  flex-wrap: wrap;
  gap: 0.5rem;
}
.result-header h3 { font-family: var(--font-serif); font-size: 1.1rem; }
.badge-success {
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.2rem 0.6rem;
  border-radius: 2px;
  background: var(--success-light);
  color: var(--success);
}
.result-stats {
  display: flex;
  gap: 2rem;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border-light);
  font-size: 0.9rem;
  flex-wrap: wrap;
}
.result-stat strong {
  display: block;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-muted);
  font-weight: 600;
  margin-bottom: 2px;
}
.result-actions {
  display: flex;
  gap: 0.5rem;
  padding: 1rem 1.5rem;
}
.result-validation {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--border-light);
  background: var(--paper-warm);
  font-size: 0.9rem;
}

/* ── Progress ────────────────────────────────────── */
.progress-card {
  text-align: center;
  padding: 2.5rem 2rem;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  animation: fadeUp 0.3s ease;
}
.progress-track {
  height: 6px;
  background: var(--paper-dark);
  border-radius: 3px;
  overflow: hidden;
  margin: 1.5rem auto;
  max-width: 400px;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent), #e74c3c);
  border-radius: 3px;
  transition: width 0.6s ease;
}
.progress-text {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  color: var(--ink);
}
@keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.4} }
.progress-text.active { animation: pulse 1.5s ease infinite; }

/* ── Usage ────────────────────────────────────────── */
.usage {
  background: var(--paper-warm);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 1rem 1.5rem;
  margin-bottom: 1.5rem;
}
.usage-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  color: var(--ink-muted);
  margin-bottom: 0.25rem;
}
.usage-track {
  height: 6px;
  background: var(--paper-dark);
  border-radius: 3px;
  overflow: hidden;
}
.usage-fill {
  height: 100%;
  background: var(--success);
  border-radius: 3px;
  transition: width 0.5s;
}
.usage-fill.high { background: var(--warning); }
.usage-fill.full { background: var(--accent); }

/* ── History ─────────────────────────────────────── */
.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}
.history-table th {
  text-align: left;
  padding: 0.6rem 0.75rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-muted);
  border-bottom: 2px solid var(--ink);
  font-weight: 600;
}
.history-table td {
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border-light);
}
.history-table tr:hover td { background: var(--paper-warm); }
.history-table .filename { font-family: var(--font-mono); }
.badge-free { font-size: 0.8rem; padding: 0.15rem 0.4rem; border-radius: 2px; font-weight: 600; background: var(--success-light); color: var(--success); }
.badge-ai { font-size: 0.8rem; padding: 0.15rem 0.4rem; border-radius: 2px; font-weight: 600; background: var(--warning-light); color: #7d6608; }

/* ── Info & alert ────────────────────────────────── */
.info {
  font-size: 0.9rem;
  color: var(--ink-muted);
  padding: 1rem;
  background: var(--paper-warm);
  border-radius: var(--radius);
  border-left: 3px solid var(--border);
}
.alert { padding: 1rem; border-radius: var(--radius); font-size: 0.9rem; margin-bottom: 1rem; animation: fadeUp 0.3s ease; }
.alert-success { background: var(--success-light); color: #1e8449; border-left: 3px solid var(--success); }
.alert-error { background: #fef0ec; color: #922b21; border-left: 3px solid var(--accent); }
.alert-warning { background: var(--warning-light); color: #7d6608; border-left: 3px solid var(--warning); }
.alert h4 { font-size: 0.9rem; margin-bottom: 0.25rem; }
.alert p { font-size: 0.9rem; margin: 0; opacity: 0.85; }
.alert .btn { margin-top: 0.75rem; }

/* ── Footer ──────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 1.5rem;
  text-align: center;
  font-size: 0.9rem;
  color: var(--ink-muted);
  margin-top: auto;
}
.footer a { color: var(--ink-muted); text-decoration: none; transition: color 0.15s; }
.footer a:hover { color: var(--ink); }
.footer-sep { margin: 0 0.5rem; }
.mobile-br { display: none; }

/* ── Legal ───────────────────────────────────────── */
.legal h1 { font-family: var(--font-serif); font-size: 1.75rem; margin-bottom: 0.25rem; }
.legal h2 { font-family: var(--font-serif); font-size: 1.2rem; margin: 2rem 0 0.5rem; }
.legal p, .legal li { color: var(--ink-light); line-height: 1.7; margin-bottom: 0.5rem; }
.legal ul { padding-left: 1.5rem; }
.legal table { width: 100%; border-collapse: collapse; font-size: 0.9rem; margin: 1rem 0; }
.legal th, .legal td { padding: 0.5rem 0.75rem; border: 1px solid var(--border); text-align: left; }
.legal th { background: var(--paper-warm); font-weight: 600; font-size: 0.85rem; }
.legal-updated { font-size: 0.9rem; color: var(--ink-muted); margin-bottom: 1.5rem; }

/* ── Animations ──────────────────────────────────── */
@keyframes fadeUp { from{opacity:0;transform:translateY(8px)} to{opacity:1;transform:translateY(0)} }

/* ── Progress steps ──────────────────────────────── */
.progress-steps {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin: 1.5rem auto;
  max-width: 400px;
  text-align: left;
}
.progress-step {
  font-size: 0.9rem;
  color: var(--ink-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.progress-step.done { color: var(--success); }
.progress-step.active { color: var(--ink); font-weight: 500; }
.progress-step .step-icon { width: 20px; text-align: center; }

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ── Scrollable preview ──────────────────────────── */
.preview-scroll {
  max-height: 500px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.preview-scroll .data-table { border: none; }
.preview-count {
  font-size: 0.9rem;
  color: var(--ink-muted);
  padding: 0.5rem 0.75rem;
  background: var(--paper-warm);
  border-top: 1px solid var(--border-light);
  text-align: center;
}

/* ── Quality feedback ────────────────────────────── */
.quality-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}
.quality-score {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
}
.quality-score.high { color: var(--success); }
.quality-score.medium { color: #e67e22; }
.quality-score.low { color: var(--accent); }
.quality-score[title] {
  border-bottom: 1px dotted currentColor;
  text-decoration: none;
}
.quality-detail {
  font-size: 0.9rem;
  color: var(--ink-muted);
  line-height: 1.5;
}
.quality-tip {
  font-size: 0.9rem;
  padding: 0.75rem 1rem;
  background: var(--paper-warm);
  border-left: 3px solid var(--warning);
  border-radius: var(--radius);
  margin-top: 0.75rem;
  color: var(--ink-light);
}
.quality-feedback-cta {
  font-size: 0.9rem;
  padding: 1rem 1.25rem;
  background: var(--paper);
  border: 1px solid var(--border-light);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  margin-top: 0.75rem;
  color: var(--ink-light);
  line-height: 1.6;
}
.quality-feedback-cta strong {
  color: var(--ink);
  font-weight: 600;
}
.quality-feedback-cta a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-underline-offset: 2px;
  transition: color 0.15s;
}
.quality-feedback-cta a:hover {
  color: var(--accent-hover);
}

/* Legal/info page links */
.legal a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-underline-offset: 2px;
  transition: color 0.15s;
}
.legal a:hover {
  color: var(--accent-hover);
}

/* ── Processing tags ─────────────────────────────── */
.process-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
}
.process-tag {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.process-tag.on { background: var(--success-light); color: var(--success); }
.process-tag.off { background: var(--paper-dark); color: var(--ink-muted); }

/* ── Delete button ───────────────────────────────── */
.btn-danger {
  color: var(--accent);
  border-color: transparent;
  background: none;
  padding: 0.3rem 0.5rem;
}
.btn-danger:hover { background: var(--accent-light); }

/* ── How-it-works grid (dashboard) ───────────────── */
.how-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1.5rem;
  font-size: 0.95rem;
  color: var(--ink-light);
  line-height: 1.5;
}

/* ── Responsive ──────────────────────────────────── */
@media (max-width: 640px) {
  .container { padding: 1.5rem 1rem; }
  .hero { padding: 2.5rem 1rem; }
  .hero h1 { font-size: 1.55rem; line-height: 1.4; }
  .hero p { font-size: 0.95rem; }
  .page-title { font-size: 1.4rem; }
  .options { grid-template-columns: 1fr; }
  .products { grid-template-columns: 1fr; gap: 1rem; padding: 1.5rem 1rem; }
  .result-header { flex-direction: column; align-items: flex-start; }
  .result-stats { gap: 1rem; }
  .result-actions { flex-wrap: wrap; }
  .nav { padding: 0 1rem; }
  .nav-links { gap: 0.75rem; }
  .nav-brand .by { display: none; }
  .split-btn { width: 100%; }
  .split-btn-main { flex: 1; text-align: center; }
  .history-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .history-table { font-size: 0.7rem; }
  .history-table th { font-size: 0.7rem; }
  .history-table th, .history-table td { padding: 0.35rem 0.3rem; }
  .history-table .filename { white-space: normal; word-break: break-all; }
  .history-table .badge-free, .history-table .badge-ai { font-size: 0.7rem; padding: 0.1rem 0.25rem; }
  .history-table .btn-sm { font-size: 0.7rem; padding: 0.25rem 0.5rem; }
  .auth-card { padding: 2rem 1.5rem; }
  .how-grid { grid-template-columns: 1fr; gap: 1rem; }
  .footer { font-size: 0.8rem; line-height: 1.8; padding: 0.75rem 1rem; }
  .mobile-br { display: inline; }
  .footer-sep { margin: 0 0.25rem; }
  .options, .extract-options { padding: 1rem; }
  .legal h1 { font-size: 1.4rem; }
  .data-table { font-size: 0.7rem; }
}