:root {
  --ink: #191b1a;
  --ink-soft: #4b5049;
  --muted: #767c73;
  --bg: #faf9f6;
  --surface: #ffffff;
  --border: #e7e4dc;
  --accent: #1a7a4c;
  --accent-dark: #145c3a;
  --accent-soft: #e6f4ec;
  --danger: #c0433a;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(25, 27, 26, 0.06);
  --shadow-md: 0 6px 20px rgba(25, 27, 26, 0.08);
  --max-w: 1120px;
  --font: "General Sans", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.55;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--accent-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(250, 249, 246, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 18px;
  color: var(--ink);
}
.brand svg { flex-shrink: 0; }
.header-tag {
  font-size: 13px;
  color: var(--muted);
  display: none;
}
@media (min-width: 640px) {
  .header-tag { display: block; }
}

/* Breadcrumb */
.breadcrumb {
  font-size: 13px;
  color: var(--muted);
  margin: 20px 0 8px;
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent-dark); }

/* Hero / search */
.hero {
  padding: clamp(40px, 8vw, 88px) 0 40px;
  text-align: center;
}
.hero h1 {
  font-size: clamp(28px, 5vw, 44px);
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}
.hero p.sub {
  color: var(--ink-soft);
  font-size: clamp(15px, 2vw, 18px);
  margin: 0 0 32px;
}
.search-box {
  max-width: 560px;
  margin: 0 auto;
  position: relative;
}
.search-box input {
  width: 100%;
  padding: 16px 20px 16px 48px;
  font-size: 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  font-family: var(--font);
  color: var(--ink);
}
.search-box input:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.search-box svg {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
}

/* App grid */
.section-title {
  font-size: 20px;
  font-weight: 700;
  margin: 48px 0 20px;
}
.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 14px;
  padding-bottom: 64px;
}
.app-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 22px 16px;
  text-align: center;
  color: var(--ink);
  transition: transform 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}
.app-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
  text-decoration: none;
}
.app-icon {
  width: 44px;
  height: 44px;
  margin: 0 auto 12px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 17px;
  color: #fff;
}
.app-card .name { font-weight: 600; font-size: 14.5px; }
.app-card.hidden { display: none; }
.no-results {
  text-align: center;
  color: var(--muted);
  padding: 40px 0;
  display: none;
}

/* App page: problem cards */
.app-header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 28px 0 8px;
}
.app-header .app-icon { margin: 0; width: 56px; height: 56px; font-size: 20px; }
.app-header h1 { font-size: clamp(24px, 4vw, 32px); margin: 0; }
.app-header p { color: var(--muted); margin: 4px 0 0; font-size: 14px; }

.problem-list {
  display: grid;
  gap: 12px;
  padding: 24px 0 64px;
}
.problem-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--ink);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.problem-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
  text-decoration: none;
}
.problem-card .ptitle { font-weight: 600; font-size: 15.5px; }
.problem-card .arrow { color: var(--muted); font-size: 18px; }

/* Fix / guide page */
.guide-header { padding: 28px 0 4px; }
.guide-header h1 {
  font-size: clamp(24px, 4vw, 34px);
  margin: 0 0 14px;
  line-height: 1.2;
}
.guide-meta {
  display: flex;
  gap: 10px;
  align-items: center;
  font-size: 13px;
  color: var(--muted);
  margin-bottom: 20px;
}
.guide-meta .pill {
  background: var(--accent-soft);
  color: var(--accent-dark);
  padding: 3px 10px;
  border-radius: 20px;
  font-weight: 600;
  font-size: 12.5px;
}

.problem-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
  margin: 12px 0 32px;
  font-size: 15.5px;
  color: var(--ink-soft);
}

.guide-body h2 {
  font-size: 19px;
  margin: 0 0 16px;
}
.steps {
  list-style: none;
  margin: 0 0 36px;
  padding: 0;
  counter-reset: step;
}
.steps li {
  counter-increment: step;
  position: relative;
  padding: 0 0 20px 44px;
  font-size: 15.5px;
  color: var(--ink-soft);
}
.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.steps li strong { color: var(--ink); }
.steps li a { color: var(--accent-dark); }

.stuck-box {
  background: var(--accent-soft);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  margin-bottom: 32px;
  font-size: 15px;
  color: var(--ink-soft);
}
.stuck-box strong { color: var(--ink); }

/* Rating + share */
.action-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 20px 0 8px;
  border-top: 1px solid var(--border);
  margin-top: 12px;
}
.action-row .label { font-size: 14px; color: var(--muted); margin-right: 4px; }
.vote-btn, .share-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 20px;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  cursor: pointer;
  font-family: var(--font);
}
.vote-btn:hover, .share-btn:hover { border-color: var(--accent); }
.vote-btn.active { background: var(--accent-soft); border-color: var(--accent); color: var(--accent-dark); }
.vote-btn:disabled { cursor: default; opacity: 0.7; }
.vote-count { font-size: 13px; color: var(--muted); }

/* Related */
.related { padding: 32px 0 64px; }
.related h2 { font-size: 17px; margin: 0 0 14px; }
.related-grid { display: grid; gap: 10px; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }
.related-grid a {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}
.related-grid a:hover { border-color: var(--accent); text-decoration: none; }

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 32px 0;
  margin-top: 40px;
  font-size: 13px;
  color: var(--muted);
  text-align: center;
}
.site-footer a { color: var(--muted); }
.footer-links { margin: 8px 0; }

/* Legal / info pages */
.legal-page { max-width: 680px; padding-top: 8px; padding-bottom: 48px; }
.legal-page h1 { font-size: 26px; margin: 4px 0 4px; }
.legal-updated { color: var(--muted); font-size: 13px; margin: 0 0 28px; }
.legal-page h2 { font-size: 18px; margin: 28px 0 10px; }
.legal-page p { font-size: 15px; color: var(--ink-soft); margin: 0 0 14px; }
.legal-page a { color: var(--accent-dark); text-decoration: underline; }

.contact-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 24px 0;
}
a.contact-card {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  text-decoration: none;
}
.contact-card:hover { border-color: var(--accent); }
.contact-card strong { color: var(--ink); font-size: 14.5px; }
.contact-card span { color: var(--muted); font-size: 13px; }

@media (max-width: 480px) {
  .contact-cards { grid-template-columns: 1fr; }
  .app-grid { grid-template-columns: repeat(3, 1fr); gap: 10px; }
  .app-card { padding: 16px 8px; }
}