/* =============================================
   CSS VARIABLES – Light & Dark Theme
   ============================================= */
:root {
  --bg: #f4f6fb;
  --surface: #ffffff;
  --surface2: #f0f2f8;
  --border: #dde1ed;
  --text: #0f1623;
  --text-muted: #5a6278;
  --text-sub: #8891a8;
  --accent: #3b5bdb;
  --accent-dark: #2f4ac4;
  --accent-light: #e8ecff;
  --accent2: #0ea5e9;
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 1px 4px rgba(0,0,0,.06), 0 4px 20px rgba(0,0,0,.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,.12);
  --header-h: 64px;
  --font-display: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --transition: .2s ease;
}

[data-theme="dark"] {
  --bg: #0b0f1a;
  --surface: #131929;
  --surface2: #1a2236;
  --border: #252f47;
  --text: #e8edf8;
  --text-muted: #8891a8;
  --text-sub: #5a6278;
  --accent-light: #1e2d5a;
  --shadow: 0 1px 4px rgba(0,0,0,.3), 0 4px 20px rgba(0,0,0,.4);
  --shadow-lg: 0 8px 40px rgba(0,0,0,.5);
}

/* =============================================
   RESET & BASE
   ============================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  transition: background var(--transition), color var(--transition);
  overflow-x: hidden;
}

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

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 20px;
}

/* =============================================
   COOKIE BANNER
   ============================================= */
.cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 14px 20px;
  z-index: 9999;
  box-shadow: 0 -4px 20px rgba(0,0,0,.1);
  display: none;
}
.cookie-banner.show { display: block; }
.cookie-inner {
  max-width: 1160px; margin: 0 auto;
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
}
.cookie-inner p { flex: 1; font-size: .9rem; color: var(--text-muted); min-width: 200px; }
.cookie-inner p a { color: var(--accent); }
.cookie-btns { display: flex; gap: 10px; }
.btn-accept {
  background: var(--accent); color: #fff; border: none;
  padding: 8px 18px; border-radius: var(--radius-sm); font-size: .875rem;
  font-family: var(--font-body); cursor: pointer; font-weight: 600;
  transition: background var(--transition);
}
.btn-accept:hover { background: var(--accent-dark); }
.btn-dismiss {
  background: transparent; color: var(--text-muted); border: 1px solid var(--border);
  padding: 8px 18px; border-radius: var(--radius-sm); font-size: .875rem;
  font-family: var(--font-body); cursor: pointer;
  transition: all var(--transition);
}
.btn-dismiss:hover { background: var(--surface2); }

/* =============================================
   HEADER
   ============================================= */
.site-header {
  position: sticky; top: 0; z-index: 900;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  height: var(--header-h);
  transition: background var(--transition), border-color var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow); }

.header-inner {
  display: flex; align-items: center; gap: 24px;
  height: var(--header-h);
}

.logo {
  display: flex; align-items: center; gap: 8px;
  font-family: var(--font-display); font-weight: 800;
  font-size: 1.1rem; color: var(--text); text-decoration: none; flex-shrink: 0;
}
.logo:hover { text-decoration: none; }
.logo-icon { font-size: 1.4rem; }
.logo-text span { color: var(--accent); }

.main-nav { flex: 1; }
.nav-list {
  display: flex; align-items: center; gap: 4px; list-style: none;
}
.has-dropdown { position: relative; }
.nav-btn {
  background: none; border: none; cursor: pointer;
  font-family: var(--font-body); font-size: .9rem; font-weight: 500;
  color: var(--text-muted); padding: 8px 12px; border-radius: var(--radius-sm);
  display: flex; align-items: center; gap: 4px; transition: all var(--transition);
}
.nav-btn:hover, .nav-btn[aria-expanded="true"] {
  background: var(--surface2); color: var(--text);
}
.chevron { font-size: .7rem; transition: transform var(--transition); }
.nav-btn[aria-expanded="true"] .chevron { transform: rotate(180deg); }

.nav-link {
  font-size: .9rem; font-weight: 500; color: var(--text-muted);
  padding: 8px 12px; border-radius: var(--radius-sm); display: block;
  transition: all var(--transition);
}
.nav-link:hover { background: var(--surface2); color: var(--text); text-decoration: none; }

.dropdown {
  display: none; position: absolute; top: calc(100% + 8px); left: 0;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-lg);
  list-style: none; min-width: 240px; padding: 6px;
  z-index: 800;
}
.dropdown.open { display: block; }
.dropdown a {
  display: block; padding: 9px 14px; border-radius: var(--radius-sm);
  font-size: .875rem; color: var(--text-muted);
  transition: all var(--transition);
}
.dropdown a:hover { background: var(--accent-light); color: var(--accent); text-decoration: none; }

.header-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }

.theme-toggle {
  width: 38px; height: 38px; border-radius: 50%;
  background: var(--surface2); border: 1px solid var(--border);
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; transition: all var(--transition);
}
.theme-toggle:hover { background: var(--accent-light); }

.hamburger {
  display: none; flex-direction: column; justify-content: space-between;
  width: 38px; height: 38px; padding: 10px 8px;
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); cursor: pointer;
}
.hamburger span {
  display: block; width: 100%; height: 2px;
  background: var(--text); border-radius: 2px;
  transition: all var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* =============================================
   BREADCRUMB
   ============================================= */
.breadcrumb-nav {
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
  padding: 10px 0;
}
.breadcrumb {
  display: flex; align-items: center; flex-wrap: wrap;
  gap: 6px; list-style: none; font-size: .82rem; color: var(--text-muted);
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb [aria-current="page"] { color: var(--text); font-weight: 500; }

/* =============================================
   HERO
   ============================================= */
.hero {
  padding: 56px 0 64px;
  background: linear-gradient(135deg, var(--surface) 0%, var(--accent-light) 100%);
  position: relative; overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 60% 80% at 80% 50%, rgba(59,91,219,.06) 0%, transparent 70%);
  pointer-events: none;
}

.hero-text { text-align: center; margin-bottom: 40px; }
.badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent-light); color: var(--accent);
  font-size: .8rem; font-weight: 600; letter-spacing: .04em;
  padding: 6px 14px; border-radius: 99px;
  border: 1px solid rgba(59,91,219,.2);
  margin-bottom: 16px;
}
.hero h1 {
  font-family: var(--font-display); font-size: clamp(1.9rem, 4vw, 3rem);
  font-weight: 800; line-height: 1.18; color: var(--text);
  margin-bottom: 14px;
}
.hero-sub {
  max-width: 600px; margin: 0 auto;
  color: var(--text-muted); font-size: 1.05rem;
}

/* =============================================
   TOOL CARD
   ============================================= */
.tool-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow-lg);
  padding: 32px;
  max-width: 820px; margin: 0 auto;
}

/* Mode Tabs */
.mode-tabs {
  display: flex; gap: 4px;
  background: var(--surface2); border-radius: var(--radius-sm);
  padding: 4px; margin-bottom: 28px;
}
.tab {
  flex: 1; padding: 10px 20px; border: none;
  background: transparent; border-radius: 8px; cursor: pointer;
  font-family: var(--font-body); font-size: .9rem; font-weight: 600;
  color: var(--text-muted); transition: all var(--transition);
}
.tab.active {
  background: var(--surface); color: var(--accent);
  box-shadow: 0 1px 4px rgba(0,0,0,.1);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* Form */
.form-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 18px; margin-bottom: 20px;
}

.field-group { display: flex; flex-direction: column; gap: 6px; }

.field-group label {
  font-size: .85rem; font-weight: 600; color: var(--text);
  display: flex; align-items: center; gap: 6px;
}
.req { color: var(--error); }
.opt { color: var(--text-sub); font-weight: 400; font-size: .8rem; }

.field-group input,
.field-group textarea {
  width: 100%; padding: 11px 14px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body); font-size: .95rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.field-group input:focus,
.field-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(59,91,219,.12);
}
.field-group input.error,
.field-group textarea.error { border-color: var(--error); }
.field-group textarea { resize: vertical; min-height: 120px; }

.field-error {
  font-size: .78rem; color: var(--error); min-height: 16px;
  font-weight: 500;
}

/* Advanced Toggle */
.advanced-toggle {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); margin-bottom: 20px;
  overflow: hidden;
}
.advanced-toggle summary {
  padding: 12px 16px; cursor: pointer;
  font-size: .875rem; font-weight: 600; color: var(--text-muted);
  list-style: none; display: flex; align-items: center; gap: 8px;
  user-select: none;
}
.advanced-toggle summary::-webkit-details-marker { display: none; }
.advanced-toggle[open] summary { color: var(--accent); border-bottom: 1px solid var(--border); }
.advanced-body { padding: 16px; }
.adv-row {
  display: flex; flex-wrap: wrap; gap: 12px 24px; margin-bottom: 12px;
}
.adv-row label {
  display: flex; align-items: center; gap: 8px;
  font-size: .85rem; color: var(--text-muted); cursor: pointer;
  white-space: nowrap;
}
.adv-row input[type="checkbox"] { accent-color: var(--accent); width: 16px; height: 16px; }
.adv-row--full { flex-direction: column; gap: 8px; }
.adv-row--full label { font-size: .85rem; font-weight: 600; }
.adv-row--full input { width: 100%; }

/* Generate Button */
.btn-generate {
  width: 100%; padding: 14px 24px;
  background: var(--accent); color: #fff;
  border: none; border-radius: var(--radius-sm);
  font-family: var(--font-display); font-size: 1.05rem; font-weight: 700;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  gap: 8px; transition: all var(--transition);
  letter-spacing: .01em;
}
.btn-generate:hover:not(:disabled) {
  background: var(--accent-dark); transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(59,91,219,.3);
}
.btn-generate:disabled {
  opacity: .55; cursor: not-allowed; transform: none;
}
.btn-icon { font-size: 1.1rem; }

/* =============================================
   RESULTS SECTION
   ============================================= */
.results-section {
  padding: 48px 0;
  background: var(--bg);
}
.results-section.hidden { display: none; }

.results-header {
  display: flex; align-items: flex-start; justify-content: space-between;
  flex-wrap: wrap; gap: 16px; margin-bottom: 20px;
}
.results-title {
  font-family: var(--font-display); font-size: 1.5rem; font-weight: 700;
}
.results-meta { color: var(--text-muted); font-size: .9rem; margin-top: 4px; }
.results-actions {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.search-wrap input {
  padding: 9px 14px; border: 1.5px solid var(--border);
  border-radius: var(--radius-sm); font-size: .875rem;
  background: var(--surface); color: var(--text);
  font-family: var(--font-body); outline: none; min-width: 200px;
  transition: border-color var(--transition);
}
.search-wrap input:focus { border-color: var(--accent); }

.btn-secondary {
  padding: 9px 16px; background: var(--surface);
  border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  font-size: .85rem; font-weight: 600; cursor: pointer;
  color: var(--text); font-family: var(--font-body);
  transition: all var(--transition); white-space: nowrap;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }

.results-stats {
  display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 20px;
}
.stat-pill {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 99px; padding: 6px 14px;
  font-size: .8rem; font-weight: 600; color: var(--text-muted);
}
.stat-pill strong { color: var(--accent); }

.results-table-wrap {
  overflow-x: auto;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
}
.results-table {
  width: 100%; border-collapse: collapse;
  font-size: .875rem;
}
.results-table th {
  background: var(--surface2); padding: 12px 16px;
  font-size: .78rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: .05em; color: var(--text-muted);
  border-bottom: 1px solid var(--border); text-align: left;
  white-space: nowrap;
}
.results-table td {
  padding: 10px 16px; border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
.results-table tr:last-child td { border-bottom: none; }
.results-table tr:hover td { background: var(--accent-light); }

.email-cell {
  font-family: 'Courier New', monospace; font-size: .85rem;
  color: var(--accent); font-weight: 600;
}
.pattern-badge {
  display: inline-block; padding: 3px 9px;
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: 99px; font-size: .73rem; font-weight: 600;
  color: var(--text-muted); white-space: nowrap;
}
.pop-bar-wrap { display: flex; align-items: center; gap: 8px; }
.pop-bar {
  flex: 1; min-width: 60px; max-width: 100px;
  height: 6px; background: var(--surface2);
  border-radius: 3px; overflow: hidden;
}
.pop-bar-fill {
  height: 100%; border-radius: 3px;
  background: var(--accent); transition: width .5s ease;
}
.pop-label { font-size: .75rem; color: var(--text-muted); white-space: nowrap; }
.btn-copy-row {
  padding: 5px 10px; background: transparent;
  border: 1px solid var(--border); border-radius: 6px;
  font-size: .75rem; cursor: pointer; color: var(--text-muted);
  font-family: var(--font-body); transition: all var(--transition);
}
.btn-copy-row:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }

.no-results {
  text-align: center; padding: 32px; color: var(--text-muted); font-size: .9rem;
}

/* Share & Feedback */
.share-feedback {
  margin-top: 28px; padding: 20px 24px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 14px;
}
.share-row { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.share-label { font-size: .85rem; font-weight: 600; color: var(--text-muted); }
.share-btn {
  padding: 7px 14px; background: var(--surface2);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  font-size: .8rem; font-weight: 600; cursor: pointer;
  color: var(--text); font-family: var(--font-body);
  transition: all var(--transition);
}
.share-btn:hover { border-color: var(--accent); color: var(--accent); }
.feedback-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 18px; background: var(--accent-light);
  border: 1px solid rgba(59,91,219,.2); border-radius: var(--radius-sm);
  font-size: .85rem; font-weight: 600; color: var(--accent);
  transition: all var(--transition);
}
.feedback-btn:hover { background: var(--accent); color: #fff; text-decoration: none; }

/* =============================================
   FEATURES
   ============================================= */
.features { padding: 72px 0; background: var(--surface); }
.section-header { text-align: center; margin-bottom: 48px; }
.eyebrow {
  font-size: .78rem; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 10px;
}
.section-header h2 {
  font-family: var(--font-display); font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800; color: var(--text);
}

.features-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px;
  transition: all var(--transition);
}
.feature-card:hover {
  border-color: var(--accent); transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.feat-icon { font-size: 2rem; margin-bottom: 14px; }
.feature-card h3 {
  font-family: var(--font-display); font-size: 1.05rem; font-weight: 700;
  margin-bottom: 8px; color: var(--text);
}
.feature-card p { font-size: .9rem; color: var(--text-muted); line-height: 1.6; }

/* =============================================
   HOW IT WORKS
   ============================================= */
.how-it-works { padding: 72px 0; background: var(--bg); }
.steps {
  display: flex; align-items: center; justify-content: center;
  gap: 0; flex-wrap: wrap;
}
.step {
  flex: 1; min-width: 200px; max-width: 280px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px; text-align: center;
}
.step-num {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--accent); color: #fff;
  font-family: var(--font-display); font-size: 1.2rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.step h3 { font-family: var(--font-display); font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.step p { font-size: .875rem; color: var(--text-muted); }
.step-arrow {
  font-size: 1.5rem; color: var(--accent); padding: 0 16px;
  flex-shrink: 0;
}

/* =============================================
   ARTICLE SECTION
   ============================================= */
.article-section { padding: 72px 0; background: var(--surface); }
.article-inner { max-width: 820px; margin: 0 auto; }
.article-inner h2 {
  font-family: var(--font-display); font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  font-weight: 800; margin-bottom: 28px; color: var(--text);
}
.article-body h3 {
  font-family: var(--font-display); font-size: 1.1rem; font-weight: 700;
  margin: 28px 0 10px; color: var(--text);
}
.article-body p {
  font-size: .97rem; color: var(--text-muted); line-height: 1.75;
  margin-bottom: 14px;
}
.article-body strong { color: var(--text); }
.article-body code {
  font-size: .85rem; background: var(--surface2); border: 1px solid var(--border);
  padding: 2px 6px; border-radius: 4px; font-family: 'Courier New', monospace;
  color: var(--accent);
}

/* =============================================
   FAQ
   ============================================= */
.faq-section { padding: 72px 0; background: var(--bg); }
.faq-list { display: flex; flex-direction: column; gap: 12px; max-width: 820px; margin: 0 auto; }
.faq-item {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item[open] { border-color: var(--accent); }
.faq-item summary {
  padding: 18px 20px; cursor: pointer;
  font-weight: 600; font-size: .95rem; color: var(--text);
  list-style: none; display: flex; justify-content: space-between;
  align-items: center; gap: 12px; user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+'; font-size: 1.2rem; color: var(--accent);
  flex-shrink: 0; font-weight: 700;
}
.faq-item[open] summary::after { content: '−'; }
.faq-item p {
  padding: 0 20px 18px;
  font-size: .9rem; color: var(--text-muted); line-height: 1.7;
}

/* =============================================
   CTA
   ============================================= */
.cta-section {
  padding: 72px 0;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
}
.cta-inner { text-align: center; }
.cta-inner h2 {
  font-family: var(--font-display); font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 800; color: #fff; margin-bottom: 12px;
}
.cta-inner p { color: rgba(255,255,255,.85); font-size: 1rem; margin-bottom: 28px; }
.cta-buttons { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px;
  background: #fff; color: var(--accent);
  border-radius: var(--radius-sm); font-family: var(--font-display);
  font-size: 1rem; font-weight: 700;
  transition: all var(--transition); border: 2px solid #fff;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,.15); text-decoration: none; }

.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px;
  background: transparent; color: #fff;
  border: 2px solid rgba(255,255,255,.6); border-radius: var(--radius-sm);
  font-family: var(--font-display); font-size: 1rem; font-weight: 700;
  transition: all var(--transition);
}
.btn-outline:hover { background: rgba(255,255,255,.15); border-color: #fff; text-decoration: none; }

/* =============================================
   RELATED TOOLS
   ============================================= */
.related-tools { padding: 56px 0; background: var(--surface); }
.related-title {
  font-family: var(--font-display); font-size: 1.4rem; font-weight: 700;
  margin-bottom: 24px; color: var(--text);
}
.related-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
}
.related-card {
  display: block; padding: 12px 16px;
  background: var(--bg); border: 1px solid var(--border);
  border-radius: var(--radius-sm); font-size: .85rem; font-weight: 500;
  color: var(--text-muted); transition: all var(--transition);
  text-decoration: none;
}
.related-card:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); text-decoration: none; }

/* =============================================
   FOOTER
   ============================================= */
.site-footer { background: var(--surface2); border-top: 1px solid var(--border); }
.footer-inner {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 32px; padding: 52px 20px 40px;
}
.footer-col h4 {
  font-family: var(--font-display); font-size: .85rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .06em;
  color: var(--text); margin-bottom: 14px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.footer-col a {
  font-size: .875rem; color: var(--text-muted);
  transition: color var(--transition);
}
.footer-col a:hover { color: var(--accent); text-decoration: none; }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 24px 0;
}
.footer-bottom-inner {
  display: flex; flex-direction: column; align-items: center;
  gap: 12px; text-align: center;
}
.disclaimer {
  font-size: .78rem; color: var(--text-sub);
  max-width: 700px; line-height: 1.6;
}
.footer-links {
  display: flex; gap: 20px; flex-wrap: wrap; justify-content: center;
}
.footer-links a { font-size: .82rem; color: var(--text-muted); }
.footer-links a:hover { color: var(--accent); }
.copyright { font-size: .82rem; color: var(--text-sub); }

/* =============================================
   LOADING SPINNER
   ============================================= */
.spinner {
  display: inline-block; width: 18px; height: 18px;
  border: 2.5px solid rgba(255,255,255,.3);
  border-top-color: #fff; border-radius: 50%;
  animation: spin .7s linear infinite;
  flex-shrink: 0;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* =============================================
   TOAST NOTIFICATIONS
   ============================================= */
.toast-container {
  position: fixed; bottom: 80px; right: 20px; z-index: 9000;
  display: flex; flex-direction: column; gap: 8px;
  pointer-events: none;
}
.toast {
  background: var(--text); color: var(--bg);
  padding: 12px 20px; border-radius: var(--radius-sm);
  font-size: .875rem; font-weight: 600;
  animation: toastIn .25s ease; pointer-events: auto;
  max-width: 280px;
}
.toast.success { background: var(--success); color: #fff; }
.toast.error { background: var(--error); color: #fff; }
@keyframes toastIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

/* =============================================
   RESPONSIVE
   ============================================= */
@media (max-width: 900px) {
  .hamburger { display: flex; }
  .main-nav {
    position: absolute; top: var(--header-h); left: 0; right: 0;
    background: var(--surface); border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg); padding: 16px;
    display: none; z-index: 800; max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }
  .main-nav.open { display: block; }
  .nav-list { flex-direction: column; align-items: stretch; gap: 4px; }
  .nav-btn, .nav-link { width: 100%; text-align: left; padding: 12px 14px; font-size: .95rem; }
  .dropdown {
    position: static; box-shadow: none; border: none;
    background: var(--surface2); border-radius: var(--radius-sm);
    margin-top: 4px; padding: 4px;
  }
  .dropdown.open { display: block; }
}

@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
  .hero { padding: 36px 0 44px; }
  .tool-card { padding: 20px; }
  .steps { flex-direction: column; align-items: stretch; }
  .step-arrow { transform: rotate(90deg); text-align: center; padding: 8px 0; }
  .share-feedback { flex-direction: column; align-items: flex-start; }
  .results-header { flex-direction: column; }
  .results-actions { width: 100%; }
  .results-actions .search-wrap { width: 100%; }
  .results-actions .search-wrap input { width: 100%; }
  .btn-secondary { font-size: .8rem; padding: 8px 12px; }
  .mode-tabs { flex-direction: column; }
  .footer-inner { grid-template-columns: repeat(2, 1fr); gap: 24px; padding: 36px 20px 28px; }
}

@media (max-width: 380px) {
  .logo-text { font-size: .95rem; }
  .footer-inner { grid-template-columns: 1fr; }
}

/* Scroll to top of results on mobile */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}