/* ═══════════════════════════════════════════════════════════════════
   Verify Email Address Online — Stylesheet
   SEOWebChecker.com © 2026
   ═══════════════════════════════════════════════════════════════════ */

/* ── Variables ─────────────────────────────────────────────────── */
:root {
  /* Light theme */
  --bg:          #f8fafc;
  --surface:     #ffffff;
  --surface2:    #f1f5f9;
  --border:      #e2e8f0;
  --text:        #0f172a;
  --text-muted:  #64748b;
  --text-light:  #94a3b8;
  --primary:     #4f46e5;
  --primary-h:   #4338ca;
  --primary-rgb: 79,70,229;
  --accent:      #06b6d4;
  --success:     #10b981;
  --warning:     #f59e0b;
  --danger:      #ef4444;
  --radius:      12px;
  --radius-sm:   8px;
  --shadow:      0 1px 3px rgba(0,0,0,.08), 0 4px 16px rgba(0,0,0,.06);
  --shadow-lg:   0 8px 32px rgba(0,0,0,.12);
  --nav-h:       64px;
  --transition:  .22s ease;
}
[data-theme="dark"] {
  --bg:          #0b0f1a;
  --surface:     #131929;
  --surface2:    #1a2236;
  --border:      #253047;
  --text:        #e8edf5;
  --text-muted:  #8a9bbf;
  --text-light:  #56688a;
  --shadow:      0 1px 3px rgba(0,0,0,.3), 0 4px 16px rgba(0,0,0,.25);
  --shadow-lg:   0 8px 32px 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: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  transition: background var(--transition), color var(--transition);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-h); }
ul { list-style: none; }

/* ── Utility ───────────────────────────────────────────────────── */
.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: 999px; font-size: .72rem; font-weight: 600;
  letter-spacing: .04em; text-transform: uppercase;
}
.badge-success { background: rgba(16,185,129,.12); color: #059669; }
.badge-danger  { background: rgba(239, 68, 68,.12); color: #dc2626; }
.badge-warning { background: rgba(245,158,11,.12);  color: #d97706; }

/* ── Cookie Banner ─────────────────────────────────────────────── */
#cookie-banner {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 9999;
  background: var(--surface);
  border-top: 1px solid var(--border);
  box-shadow: 0 -4px 24px rgba(0,0,0,.12);
  padding: 14px 20px;
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
  justify-content: center;
  font-size: .88rem;
  transition: transform .3s ease;
}
#cookie-banner.hidden { transform: translateY(110%); pointer-events: none; }
.cookie-btns { display: flex; gap: 10px; flex-shrink: 0; }
.btn-cookie {
  padding: 7px 18px; border-radius: 8px; font-size: .83rem; font-weight: 600;
  cursor: pointer; border: none; transition: opacity .2s;
}
.btn-cookie:hover { opacity: .85; }
.btn-cookie-accept { background: var(--primary); color: #fff; }
.btn-cookie-dismiss { background: var(--surface2); color: var(--text-muted); border: 1px solid var(--border); }

/* ── Navigation ────────────────────────────────────────────────── */
.navbar {
  position: sticky; top: 0; z-index: 1000;
  height: var(--nav-h);
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}
.nav-inner {
  height: 100%; display: flex; align-items: center;
  justify-content: space-between; gap: 16px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: 'Outfit', sans-serif; font-weight: 800; font-size: 1.15rem;
  color: var(--text); white-space: nowrap; flex-shrink: 0;
}
.nav-logo .logo-icon {
  width: 34px; height: 34px; border-radius: 8px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
}
.nav-logo .logo-icon svg { width: 18px; height: 18px; fill: #fff; }
.nav-center { display: flex; align-items: center; gap: 4px; flex: 1; justify-content: center; }
.nav-right { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

/* Dropdown */
.nav-item { position: relative; }
.nav-link {
  display: flex; align-items: center; gap: 4px;
  padding: 8px 12px; border-radius: 8px; font-size: .88rem; font-weight: 500;
  color: var(--text-muted); transition: background var(--transition), color var(--transition);
  cursor: pointer; white-space: nowrap;
}
.nav-link:hover, .nav-item:hover .nav-link { background: var(--surface2); color: var(--primary); }
.nav-link svg { width: 13px; height: 13px; transition: transform .2s; }
.nav-item:hover .nav-link svg { transform: rotate(180deg); }

.dropdown {
  position: absolute; top: calc(100% + 6px); left: 50%;
  transform: translateX(-50%);
  min-width: 580px; background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow-lg); padding: 16px;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .2s, visibility .2s, transform .2s;
  transform: translateX(-50%) translateY(-6px);
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px;
}
.nav-item:hover .dropdown {
  opacity: 1; visibility: visible; pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.dropdown-item {
  display: flex; align-items: center; gap: 8px;
  padding: 8px 10px; border-radius: 8px; font-size: .82rem; font-weight: 500;
  color: var(--text-muted); transition: background var(--transition), color var(--transition);
}
.dropdown-item:hover { background: var(--surface2); color: var(--primary); }
.dropdown-item::before {
  content: '→'; font-size: .7rem; color: var(--primary);
  opacity: 0; transition: opacity .15s;
}
.dropdown-item:hover::before { opacity: 1; }

/* Theme toggle */
.theme-toggle {
  width: 38px; height: 38px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--surface2); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition);
}
.theme-toggle:hover { background: var(--border); }
.theme-toggle svg { width: 18px; height: 18px; fill: var(--text-muted); transition: fill var(--transition); }

/* Hamburger */
.hamburger {
  display: none; width: 38px; height: 38px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--surface2); cursor: pointer;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
  flex-shrink: 0;
}
.hamburger span { width: 18px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s; }
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.mobile-nav {
  display: none; position: fixed; inset: 0; z-index: 999;
  background: var(--surface); padding: var(--nav-h) 0 0;
  overflow-y: auto; flex-direction: column;
}
.mobile-nav.open { display: flex; }
.mobile-nav-inner { padding: 16px 20px; display: flex; flex-direction: column; gap: 4px; }
.mobile-nav-section { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--text-light); padding: 12px 10px 4px; }
.mobile-nav-link {
  display: block; padding: 10px 12px; border-radius: 8px;
  font-size: .9rem; font-weight: 500; color: var(--text-muted);
  transition: background var(--transition);
}
.mobile-nav-link:hover { background: var(--surface2); color: var(--primary); }

/* ── Breadcrumb ─────────────────────────────────────────────────── */
.breadcrumb {
  padding: 12px 0; font-size: .82rem; color: var(--text-muted);
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
}
.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--primary); }
.breadcrumb .sep { color: var(--text-light); }
.breadcrumb .current { color: var(--primary); font-weight: 500; }

/* ── Hero ───────────────────────────────────────────────────────── */
.hero {
  padding: 68px 0 56px;
  background: linear-gradient(135deg, rgba(var(--primary-rgb),.06) 0%, rgba(6,182,212,.06) 100%);
  border-bottom: 1px solid var(--border);
  text-align: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(var(--primary-rgb),.1); color: var(--primary);
  border: 1px solid rgba(var(--primary-rgb),.2); padding: 5px 14px;
  border-radius: 999px; font-size: .78rem; font-weight: 600; letter-spacing: .04em;
  margin-bottom: 20px;
}
.hero h1 {
  font-family: 'Outfit', sans-serif; font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800; line-height: 1.15; letter-spacing: -.02em;
  margin-bottom: 18px;
}
.hero h1 .grad {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero p { font-size: 1.05rem; color: var(--text-muted); max-width: 600px; margin: 0 auto 36px; }

/* ── Tool Card ──────────────────────────────────────────────────── */
.tool-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 20px; padding: 36px; max-width: 720px;
  margin: 0 auto; box-shadow: var(--shadow-lg);
}
.input-wrap { position: relative; margin-bottom: 10px; }
.input-icon {
  position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
  width: 20px; height: 20px; fill: var(--text-light); pointer-events: none;
}
.email-input {
  width: 100%; padding: 16px 16px 16px 48px;
  border: 2px solid var(--border); border-radius: var(--radius);
  background: var(--bg); color: var(--text);
  font-family: 'Inter', sans-serif; font-size: 1rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.email-input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(var(--primary-rgb),.15);
}
.email-input.error { border-color: var(--danger); }
.email-input.valid { border-color: var(--success); }
.validation-msg {
  font-size: .8rem; min-height: 20px; margin-bottom: 14px;
  padding-left: 4px; transition: color .2s;
}
.validation-msg.error { color: var(--danger); }
.validation-msg.success { color: var(--success); }

.btn-verify {
  width: 100%; padding: 15px; border-radius: var(--radius);
  background: linear-gradient(135deg, var(--primary), #6d28d9);
  color: #fff; font-family: 'Outfit', sans-serif;
  font-size: 1rem; font-weight: 700; letter-spacing: .03em;
  border: none; cursor: pointer; display: flex; align-items: center;
  justify-content: center; gap: 10px;
  transition: opacity .2s, transform .15s;
  box-shadow: 0 4px 16px rgba(var(--primary-rgb),.35);
}
.btn-verify:hover:not(:disabled) { opacity: .92; transform: translateY(-1px); }
.btn-verify:active:not(:disabled) { transform: translateY(0); }
.btn-verify:disabled { opacity: .55; cursor: not-allowed; }
.btn-verify .spinner {
  width: 18px; height: 18px; border: 2px solid rgba(255,255,255,.4);
  border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite;
  display: none;
}
.btn-verify.loading .spinner { display: block; }
.btn-verify.loading .btn-text { opacity: 0; }
.btn-icon { width: 18px; height: 18px; fill: #fff; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Result ─────────────────────────────────────────────────────── */
#result-section { padding: 48px 0 0; }
.result-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 20px; overflow: hidden; box-shadow: var(--shadow-lg);
  max-width: 720px; margin: 0 auto;
}
.result-header {
  padding: 24px 28px; display: flex; align-items: center;
  justify-content: space-between; flex-wrap: wrap; gap: 14px;
  border-bottom: 1px solid var(--border);
}
.result-verdict {
  display: flex; align-items: center; gap: 14px;
}
.verdict-icon {
  width: 48px; height: 48px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.verdict-icon svg { width: 24px; height: 24px; fill: #fff; }
.verdict-icon.valid   { background: var(--success); }
.verdict-icon.risky   { background: var(--warning); }
.verdict-icon.invalid { background: var(--danger); }
.verdict-label { font-family: 'Outfit', sans-serif; font-size: 1.3rem; font-weight: 700; }
.verdict-email { font-size: .85rem; color: var(--text-muted); margin-top: 2px; word-break: break-all; }

/* Score ring */
.score-ring { position: relative; width: 72px; height: 72px; flex-shrink: 0; }
.score-ring svg { transform: rotate(-90deg); }
.score-ring circle { fill: none; stroke-width: 6; stroke-linecap: round; }
.score-ring .track { stroke: var(--border); }
.score-ring .fill { stroke: var(--primary); transition: stroke-dashoffset .8s ease; }
.score-num {
  position: absolute; inset: 0; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  font-family: 'Outfit', sans-serif; font-weight: 700; font-size: 1.15rem; line-height: 1;
}
.score-num small { font-size: .6rem; color: var(--text-muted); font-weight: 400; margin-top: 1px; }

/* Checks grid */
.checks-grid { padding: 24px 28px; display: flex; flex-direction: column; gap: 10px; }
.check-row {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px; border-radius: 10px; background: var(--surface2);
  transition: background var(--transition);
}
.check-row:hover { background: var(--bg); }
.check-icon { width: 32px; height: 32px; border-radius: 8px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; }
.check-icon svg { width: 15px; height: 15px; fill: #fff; }
.check-icon.pass { background: var(--success); }
.check-icon.fail { background: var(--danger); }
.check-icon.warn { background: var(--warning); }
.check-label { font-weight: 600; font-size: .88rem; }
.check-detail { font-size: .8rem; color: var(--text-muted); margin-top: 1px; }

/* Summary */
.result-summary {
  margin: 0 28px 24px; padding: 14px 18px; border-radius: 10px;
  background: var(--surface2); border-left: 3px solid var(--primary);
  font-size: .88rem; line-height: 1.6;
}

/* Tags row */
.result-tags { padding: 0 28px 24px; display: flex; flex-wrap: wrap; gap: 8px; }

/* Actions */
.result-actions {
  padding: 18px 28px; border-top: 1px solid var(--border);
  display: flex; gap: 10px; flex-wrap: wrap;
}
.btn-action {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 18px; border-radius: 9px; font-size: .84rem; font-weight: 600;
  border: 1px solid var(--border); background: var(--surface2);
  color: var(--text); cursor: pointer; transition: background var(--transition);
}
.btn-action:hover { background: var(--border); }
.btn-action svg { width: 15px; height: 15px; fill: currentColor; }
.btn-share-social { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-share-social:hover { background: var(--primary-h); }

/* Feedback */
.feedback-bar {
  padding: 16px 28px; border-top: 1px solid var(--border);
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  font-size: .85rem; color: var(--text-muted);
}
.feedback-btns { display: flex; gap: 8px; }
.btn-feedback {
  padding: 6px 14px; border-radius: 8px; font-size: .82rem; font-weight: 500;
  border: 1px solid var(--border); background: var(--surface2); cursor: pointer;
  display: flex; align-items: center; gap: 5px; color: var(--text);
  transition: background var(--transition);
}
.btn-feedback:hover { background: var(--border); }
.btn-feedback svg { width: 14px; height: 14px; fill: currentColor; }

/* ── Features ───────────────────────────────────────────────────── */
.section { padding: 72px 0; }
.section-label {
  display: inline-block; font-size: .75rem; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--primary); margin-bottom: 10px;
}
.section-title {
  font-family: 'Outfit', sans-serif; font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  font-weight: 800; line-height: 1.2; margin-bottom: 12px;
}
.section-sub { color: var(--text-muted); max-width: 560px; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 20px; margin-top: 40px; }
.feature-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px; transition: box-shadow var(--transition), transform var(--transition);
}
.feature-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.feature-icon {
  width: 46px; height: 46px; border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center; margin-bottom: 14px;
}
.feature-icon svg { width: 22px; height: 22px; fill: #fff; }
.feature-card h3 { font-family: 'Outfit', sans-serif; font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.feature-card p { font-size: .87rem; color: var(--text-muted); line-height: 1.6; }

/* ── How it Works ───────────────────────────────────────────────── */
.how-section { background: var(--surface2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.steps-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 28px; margin-top: 40px; }
.step { text-align: center; }
.step-num {
  width: 52px; height: 52px; border-radius: 50%; margin: 0 auto 14px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff; font-family: 'Outfit', sans-serif; font-weight: 800; font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center;
}
.step h3 { font-family: 'Outfit', sans-serif; font-weight: 700; font-size: .95rem; margin-bottom: 6px; }
.step p { font-size: .85rem; color: var(--text-muted); }

/* ── SEO Article ────────────────────────────────────────────────── */
.article-section { background: var(--surface); border-top: 1px solid var(--border); }
.article-section h2 { font-family: 'Outfit', sans-serif; font-size: 1.5rem; font-weight: 700; margin-bottom: 14px; margin-top: 28px; }
.article-section h2:first-of-type { margin-top: 0; }
.article-section p { color: var(--text-muted); margin-bottom: 14px; line-height: 1.75; }

/* ── FAQ ────────────────────────────────────────────────────────── */
.faq-section { background: var(--bg); }
.faq-list { max-width: 740px; margin: 40px auto 0; display: flex; flex-direction: column; gap: 10px; }
.faq-item {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden;
}
.faq-q {
  width: 100%; display: flex; align-items: center; justify-content: space-between;
  padding: 18px 20px; background: none; border: none; cursor: pointer;
  font-family: 'Outfit', sans-serif; font-size: .97rem; font-weight: 600; color: var(--text);
  text-align: left; gap: 12px; transition: background var(--transition);
}
.faq-q:hover { background: var(--surface2); }
.faq-q svg { width: 18px; height: 18px; fill: var(--primary); flex-shrink: 0; transition: transform .3s; }
.faq-item.open .faq-q svg { transform: rotate(45deg); }
.faq-a {
  max-height: 0; overflow: hidden; transition: max-height .35s ease, padding .25s;
  padding: 0 20px; font-size: .88rem; color: var(--text-muted); line-height: 1.7;
}
.faq-item.open .faq-a { max-height: 300px; padding: 4px 20px 18px; }

/* ── CTA ────────────────────────────────────────────────────────── */
.cta-section {
  padding: 72px 0; text-align: center;
  background: linear-gradient(135deg, rgba(var(--primary-rgb),.08) 0%, rgba(6,182,212,.06) 100%);
  border-top: 1px solid var(--border);
}
.cta-section h2 { font-family: 'Outfit', sans-serif; font-size: clamp(1.6rem, 3.5vw, 2.2rem); font-weight: 800; margin-bottom: 12px; }
.cta-section p { color: var(--text-muted); margin-bottom: 32px; }
.cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn-cta {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px; border-radius: var(--radius); font-weight: 700;
  font-size: .95rem; transition: transform .15s, box-shadow .15s;
}
.btn-cta:hover { transform: translateY(-2px); }
.btn-cta-primary {
  background: linear-gradient(135deg, var(--primary), #6d28d9);
  color: #fff; box-shadow: 0 4px 14px rgba(var(--primary-rgb),.35);
}
.btn-cta-primary:hover { box-shadow: 0 6px 20px rgba(var(--primary-rgb),.45); }
.btn-cta-outline {
  border: 2px solid var(--primary); color: var(--primary); background: transparent;
}

/* ── Related Tools ──────────────────────────────────────────────── */
.related-section { padding: 56px 0; border-top: 1px solid var(--border); }
.related-section .section-title { font-size: 1.3rem; margin-bottom: 24px; }
.related-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; }
.related-link {
  display: flex; align-items: center; gap: 8px;
  padding: 11px 14px; border-radius: 9px; background: var(--surface);
  border: 1px solid var(--border); font-size: .84rem; font-weight: 500;
  color: var(--text-muted); transition: all var(--transition);
}
.related-link:hover { border-color: var(--primary); color: var(--primary); background: var(--surface2); }
.related-link::before { content: '→'; color: var(--primary); font-size: .75rem; }

/* ── Footer ─────────────────────────────────────────────────────── */
footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 56px 0 28px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr repeat(3, 1fr);
  gap: 40px; margin-bottom: 40px;
}
.footer-brand p { color: var(--text-muted); font-size: .85rem; margin-top: 10px; line-height: 1.7; }
.footer-col h4 { font-family: 'Outfit', sans-serif; font-weight: 700; font-size: .88rem; margin-bottom: 14px; }
.footer-col ul { display: flex; flex-direction: column; gap: 8px; }
.footer-col ul a { font-size: .83rem; color: var(--text-muted); }
.footer-col ul a:hover { color: var(--primary); }
.footer-bottom {
  border-top: 1px solid var(--border); padding-top: 22px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px; font-size: .8rem; color: var(--text-muted);
}
.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--primary); }
.disclaimer {
  margin-top: 16px; padding: 12px 16px; border-radius: 8px;
  background: var(--surface2); font-size: .78rem; color: var(--text-light);
  line-height: 1.6; border: 1px solid var(--border);
}

/* ── Responsive ─────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .nav-center { display: none; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .dropdown { min-width: 340px; grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .footer-grid { grid-template-columns: 1fr; }
  .tool-card { padding: 22px 16px; }
  .result-header { padding: 18px 16px; }
  .checks-grid { padding: 16px; }
  .result-summary { margin: 0 16px 16px; }
  .result-tags { padding: 0 16px 16px; }
  .result-actions { padding: 14px 16px; }
  .feedback-bar { padding: 14px 16px; }
  .hero { padding: 44px 0 36px; }
  .cta-btns { flex-direction: column; align-items: center; }
}