/* ==========================================
   HealthDecide Design System v2.0
   ========================================== */

/* ----- CSS Variables (Design Tokens) ----- */
:root {
  /* Colors */
  --color-bg: #f0f2f8;
  --color-surface: #ffffff;
  --color-surface-hover: #f8f9ff;
  --color-text: #1a1a2e;
  --color-text-secondary: #5a5a7a;
  --color-text-muted: #9090b0;
  --color-border: #e8e8f0;
  --color-border-hover: #d0d0e0;

  /* Brand */
  --color-primary: #e53935;
  --color-primary-dark: #c62828;
  --color-primary-light: #ff6f61;
  --color-primary-bg: #fef2f2;
  --color-primary-glow: rgba(229, 57, 53, 0.25);
  --color-secondary: #1976d2;
  --color-secondary-dark: #0d47a1;
  --color-secondary-light: #42a5f5;
  --color-secondary-bg: #f0f7ff;
  --color-accent: #f57f17;
  --color-accent-bg: #fff8e1;

  /* Status */
  --color-green: #2e7d32;
  --color-green-bg: #e8f5e9;
  --color-yellow: #f57f17;
  --color-yellow-bg: #fff8e1;
  --color-orange: #d84315;
  --color-orange-bg: #fbe9e7;
  --color-red: #c62828;
  --color-red-bg: #ffebee;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.04), 0 1px 2px rgba(0, 0, 0, 0.02);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.04), 0 2px 4px rgba(0, 0, 0, 0.02);
  --shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.06), 0 4px 8px rgba(0, 0, 0, 0.02);
  --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.08);
  --shadow-glow-primary: 0 4px 20px var(--color-primary-glow);
  --shadow-glow-secondary: 0 4px 20px rgba(25, 118, 210, 0.2);

  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 20px;
  --radius-full: 999px;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;

  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; }
a { color: var(--color-secondary); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-secondary-dark); }

/* ===== Inter Font (loaded via Google Fonts) ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:opsz,wght@14..32,400;14..32,500;14..32,600;14..32,700;14..32,800&display=swap');

/* ===== Header ===== */
.site-header {
  background: rgba(22, 22, 40, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  color: #fff;
  padding: 0 2rem;
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

/* Logo */
.site-logo {
  font-size: 1.35rem;
  font-weight: 800;
  color: #fff;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  letter-spacing: -0.3px;
}
.site-logo .logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #e53935, #ff6f61);
  border-radius: 10px;
  padding: 4px 10px;
  font-size: 0.9rem;
  color: #fff;
  box-shadow: 0 4px 14px rgba(229, 57, 53, 0.35);
}
.site-logo:hover { opacity: 0.92; }

/* Navigation Toggle (Mobile) */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}
.nav-toggle:hover { background: rgba(255,255,255,0.08); }

/* Navigation Menu */
.nav-menu {
  display: flex;
  gap: 0.2rem;
  align-items: center;
  list-style: none;
}
.nav-menu a {
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: all var(--transition-fast);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-sm);
  white-space: nowrap;
}
.nav-menu a:hover { color: #fff; background: rgba(255,255,255,0.08); }
.nav-menu a.active { color: #fff; background: rgba(229, 57, 53, 0.25); }

/* ===== Main Content ===== */
main { flex: 1; }
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-xl);
}

/* ===== Page Hero ===== */
.hero {
  background: linear-gradient(135deg, #0f0f23 0%, #1a1a3e 35%, #1e2a4a 65%, #14142a 100%);
  color: #fff;
  text-align: center;
  padding: 5.5rem 2rem 4.5rem;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(229,57,53,0.10) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 30%, rgba(79,195,247,0.07) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(255,152,0,0.05) 0%, transparent 40%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 80px;
  background: linear-gradient(to top, var(--color-bg), transparent);
  pointer-events: none;
}
.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1rem;
  letter-spacing: -1px;
  line-height: 1.15;
  position: relative;
}
.hero h1 .highlight {
  background: linear-gradient(135deg, #ff8a80, #e53935);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero .tagline {
  font-size: 1.2rem;
  font-weight: 400;
  color: rgba(255,255,255,0.5);
  margin-top: -0.5rem;
  margin-bottom: 1.5rem;
  letter-spacing: 0.5px;
  position: relative;
}
.hero p {
  font-size: 1.12rem;
  max-width: 640px;
  margin: 0 auto;
  color: rgba(255,255,255,0.65);
  line-height: 1.75;
  position: relative;
}
.hero-small {
  padding: 3.5rem 2rem 3rem;
}
.hero-small h1 { font-size: 2.2rem; }
.hero-small p { font-size: 1rem; }

/* ===== Section Headings ===== */
.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--color-text);
  letter-spacing: -0.5px;
  line-height: 1.3;
}
.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

/* ===== Card Grid ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

/* ===== Card Component ===== */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  opacity: 0;
  transition: opacity var(--transition-base);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-hover);
}
.card:hover::before { opacity: 1; }
.card-icon {
  font-size: 2.6rem;
  margin-bottom: 1rem;
  display: block;
  line-height: 1;
}
.card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
  color: var(--color-text);
}
.card p {
  color: var(--color-text-secondary);
  margin-bottom: 1.25rem;
  flex: 1;
  font-size: 0.93rem;
  line-height: 1.7;
}
.card .btn { align-self: flex-start; }
.card ul {
  color: var(--color-text-secondary);
  font-size: 0.88rem;
  margin-bottom: 1.25rem;
  padding-left: 1.2rem;
  line-height: 1.95;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.6rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  font-size: 0.9rem;
  font-family: inherit;
  transition: all var(--transition-base);
  letter-spacing: 0.2px;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
  box-shadow: 0 4px 14px rgba(229,57,53,0.3);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--color-primary-dark), #b71c1c);
  box-shadow: 0 6px 20px rgba(229,57,53,0.4);
  transform: translateY(-1px);
  color: #fff;
}
.btn-secondary {
  background: linear-gradient(135deg, var(--color-secondary), var(--color-secondary-dark));
  color: #fff;
  box-shadow: 0 4px 14px rgba(25,118,210,0.25);
}
.btn-secondary:hover {
  background: linear-gradient(135deg, var(--color-secondary-dark), #0a3d7a);
  box-shadow: 0 6px 20px rgba(25,118,210,0.35);
  transform: translateY(-1px);
  color: #fff;
}
.btn-outline {
  background: transparent;
  color: var(--color-secondary);
  border: 2px solid var(--color-secondary);
}
.btn-outline:hover {
  background: var(--color-secondary);
  color: #fff;
  transform: translateY(-1px);
}
.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}
.btn-ghost:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-border-hover);
  color: var(--color-text);
}
.btn-large { padding: 0.85rem 2.2rem; font-size: 1rem; border-radius: var(--radius-md); }
.btn-sm { padding: 0.4rem 1rem; font-size: 0.83rem; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

/* ===== Disclaimer Banner ===== */
.disclaimer-banner {
  background: linear-gradient(135deg, #fff8e1, #fffaed);
  border: 1px solid rgba(255, 193, 7, 0.4);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-bottom: 2rem;
  font-size: 0.9rem;
  color: #7a6200;
  line-height: 1.6;
}
.disclaimer-banner strong { font-size: 1rem; color: #6b5200; }

/* ===== Tool Card ===== */
.tool-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
  border: 1px solid var(--color-border);
}

/* ===== Form Elements ===== */
.form-group { margin-bottom: 1.75rem; }
.form-group:last-of-type { margin-bottom: 1.5rem; }
.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--color-text);
  font-size: 0.93rem;
}
.form-group select {
  width: 100%;
  padding: 0.7rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  background: #fff;
  transition: all var(--transition-fast);
  color: var(--color-text);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%235a5a7a' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}
.form-group select:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(25,118,210,0.12);
}

/* Checkbox Group */
.checkbox-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0.7rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  transition: border-color var(--transition-fast);
}
.checkbox-group:focus-within { border-color: var(--color-secondary); }
.checkbox-group label {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-weight: 400;
  cursor: pointer;
  font-size: 0.88rem;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
  color: var(--color-text-secondary);
  margin-bottom: 0;
}
.checkbox-group label:hover { background: var(--color-secondary-bg); }
.checkbox-group input[type="checkbox"] {
  width: 1rem; height: 1rem;
  accent-color: var(--color-secondary);
  cursor: pointer;
}

/* ===== Result Display ===== */
.result-box {
  border-radius: var(--radius-lg);
  padding: 2rem 2.5rem;
  margin-top: 1.5rem;
  display: none;
  animation: slideUp 0.35s ease;
}
.result-box.show { display: block; }
@keyframes slideUp {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

.result-level {
  display: inline-block;
  padding: 0.35rem 1.1rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.75rem;
}
.level-GREEN { background: var(--color-green-bg); color: var(--color-green); }
.level-YELLOW { background: var(--color-yellow-bg); color: var(--color-yellow); }
.level-ORANGE { background: var(--color-orange-bg); color: var(--color-orange); }
.level-RED { background: var(--color-red-bg); color: var(--color-red); }

.result-title { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.75rem; line-height: 1.4; }
.result-action {
  font-size: 1rem;
  margin-bottom: 1rem;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  line-height: 1.5;
}
.result-action.red-alert {
  background: var(--color-red-bg);
  border-left: 4px solid var(--color-red);
  color: var(--color-red);
  font-weight: 700;
  font-size: 1.05rem;
}
.result-notes { color: var(--color-text-secondary); line-height: 1.9; font-size: 0.93rem; }
.result-notes li { margin-bottom: 0.4rem; }

/* ===== Confirmation Modal ===== */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-overlay.show { display: flex; }
.modal-box {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 2rem 2.5rem;
  max-width: 520px;
  width: 100%;
  box-shadow: var(--shadow-xl);
  animation: slideUp 0.25s ease;
}
.modal-box h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}
.modal-box p {
  color: var(--color-text-secondary);
  margin-bottom: 0.75rem;
  font-size: 0.93rem;
  line-height: 1.7;
}
.modal-box .modal-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: block;
}
.modal-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: flex-end;
  margin-top: 1.5rem;
}

/* ===== FAQ Accordion ===== */
.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 0.5rem;
  overflow: hidden;
  transition: box-shadow var(--transition-fast);
}
.faq-item:hover { box-shadow: var(--shadow-sm); }
.faq-question {
  padding: 1.2rem 1.5rem;
  font-weight: 600;
  font-size: 0.98rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
  transition: background var(--transition-fast);
  color: var(--color-text);
  gap: 1rem;
}
.faq-question:hover { background: var(--color-surface-hover); }
.faq-question .toggle-icon {
  transition: transform var(--transition-base);
  font-size: 1.4rem;
  color: var(--color-secondary);
  font-weight: 300;
  line-height: 1;
  flex-shrink: 0;
}
.faq-item.open .faq-question .toggle-icon { transform: rotate(45deg); }
.faq-answer {
  padding: 0 1.5rem;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  color: var(--color-text-secondary);
  line-height: 1.8;
  font-size: 0.93rem;
}
.faq-item.open .faq-answer {
  max-height: 500px;
  padding: 0 1.5rem 1.2rem;
}

/* ===== Blog Card ===== */
.blog-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 1.5rem 2rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1rem;
  transition: all var(--transition-base);
  border: 1px solid var(--color-border);
}
.blog-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-hover);
}
.blog-card h3 { font-size: 1.1rem; margin-bottom: 0.3rem; }
.blog-card h3 a {
  color: var(--color-text);
  text-decoration: none;
  font-weight: 700;
  transition: color var(--transition-fast);
}
.blog-card h3 a:hover { color: var(--color-secondary); }
.blog-meta { color: var(--color-text-muted); font-size: 0.82rem; margin: 0.3rem 0; }
.blog-excerpt { color: var(--color-text-secondary); font-size: 0.9rem; line-height: 1.7; }

/* ===== Blog Post Content ===== */
.post-content {
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 3rem 3.5rem;
  box-shadow: var(--shadow-sm);
  line-height: 1.85;
  border: 1px solid var(--color-border);
}
.post-content h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1.25;
  margin-bottom: 0.5rem;
}
.post-content h2 {
  font-size: 1.45rem;
  font-weight: 700;
  margin: 2.5rem 0 0.75rem;
  color: var(--color-text);
  letter-spacing: -0.3px;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-bg);
}
.post-content h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 1.75rem 0 0.6rem;
  color: var(--color-text);
}
.post-content p { margin-bottom: 1rem; color: #2a2a40; font-size: 0.98rem; }
.post-content ul, .post-content ol { margin: 1rem 0; padding-left: 1.5rem; }
.post-content li { margin-bottom: 0.35rem; font-size: 0.96rem; color: #2a2a40; line-height: 1.7; }
.post-content a { color: var(--color-secondary); font-weight: 500; }
.post-content strong { color: var(--color-text); }

/* Tables in blog posts */
.post-content .table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 1.5rem 0;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: #fff;
}
.post-content table { width: 100%; border-collapse: separate; border-spacing: 0; margin: 0; }
.post-content th, .post-content td {
  border-bottom: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
  padding: 0.7rem 1rem;
  text-align: left;
  font-size: 0.9rem;
  line-height: 1.5;
}
.post-content th:last-child, .post-content td:last-child { border-right: none; }
.post-content tr:last-child td { border-bottom: none; }
.post-content th {
  background: #f6f7fb;
  font-weight: 600;
  color: var(--color-text);
  font-size: 0.88rem;
  white-space: nowrap;
}
.post-content td { color: #333; }

/* ===== Footer ===== */
.site-footer {
  background: #0f0f23;
  color: rgba(255,255,255,0.5);
  padding: 4rem 2rem 2rem;
  margin-top: 4rem;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 2.5rem;
}
.footer-col h4 {
  color: #fff;
  margin-bottom: 1rem;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.2px;
  opacity: 0.7;
}
.footer-col p { font-size: 0.87rem; line-height: 1.7; color: rgba(255,255,255,0.45); }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.4rem; }
.footer-col ul a {
  color: rgba(255,255,255,0.5);
  text-decoration: none;
  font-size: 0.87rem;
  transition: all var(--transition-fast);
}
.footer-col ul a:hover { color: #fff; padding-left: 2px; }
.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  margin-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.06);
  font-size: 0.82rem;
  color: rgba(255,255,255,0.3);
}
.footer-disclaimer {
  background: rgba(255,152,0,0.06);
  border: 1px solid rgba(255,152,0,0.12);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  margin-bottom: 2rem;
  font-size: 0.82rem;
  color: rgba(255,183,77,0.7);
  text-align: center;
  line-height: 1.6;
}

/* ===== Page Content (static pages) ===== */
.page-content {
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 3rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}
.page-content h1 { font-size: 1.8rem; font-weight: 800; letter-spacing: -0.5px; margin-bottom: 1rem; }
.page-content h2 { font-size: 1.35rem; font-weight: 700; margin: 2.5rem 0 0.75rem; color: var(--color-text); }
.page-content h3 { font-size: 1.1rem; font-weight: 600; margin: 1.5rem 0 0.5rem; }
.page-content p { margin-bottom: 0.85rem; color: #333; line-height: 1.85; font-size: 0.96rem; }
.page-content ul { margin: 0.75rem 0; padding-left: 1.5rem; }
.page-content li { margin-bottom: 0.35rem; line-height: 1.7; font-size: 0.95rem; color: #333; }

/* Contact Form */
.contact-form .form-group { margin-bottom: 1.25rem; }
.contact-form input, .contact-form textarea, .contact-form select {
  width: 100%;
  padding: 0.7rem 1rem;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  transition: all var(--transition-fast);
  background: #fff;
  color: var(--color-text);
}
.contact-form input:focus, .contact-form textarea:focus, .contact-form select:focus {
  outline: none;
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 3px rgba(25,118,210,0.1);
}
.contact-form textarea { min-height: 150px; resize: vertical; }

/* ===== Why Section ===== */
.why-section {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin: 2.5rem 0;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}
.why-section ul { list-style: none; padding: 0; }
.why-section li {
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  font-size: 0.98rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}
.why-section li:last-child { border-bottom: none; }
.why-section li .check-icon {
  color: var(--color-green);
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
  width: 1.3rem;
  text-align: center;
}

/* ===== Emergency Banner ===== */
.emergency-banner {
  background: linear-gradient(135deg, #fef2f2, #fce4ec);
  border: 1px solid rgba(239, 154, 154, 0.5);
  border-radius: var(--radius-md);
  padding: 1.5rem 2rem;
  text-align: center;
  margin: 2rem 0;
}
.emergency-banner h3 { color: var(--color-red); font-size: 1.2rem; margin-bottom: 0.4rem; }
.emergency-banner p { color: #b71c1c; font-size: 0.93rem; line-height: 1.6; }

/* ===== Steps / Workflow ===== */
.steps {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}
.step {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.2rem;
  border-radius: var(--radius-full);
  background: #e8e8f0;
  font-size: 0.84rem;
  color: #666;
  font-weight: 500;
  transition: all var(--transition-fast);
}
.step.active { background: var(--color-secondary); color: #fff; }
.step-number {
  width: 22px; height: 22px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.72rem;
  background: rgba(255,255,255,0.25);
  flex-shrink: 0;
}

/* ===== Review Cards ===== */
.review-card {
  background: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1rem;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}
.review-card:hover { box-shadow: var(--shadow-md); }
.review-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 0.75rem;
}
.review-avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
  flex-shrink: 0;
}
.review-meta { flex: 1; }
.review-name { font-weight: 600; color: var(--color-text); font-size: 0.95rem; }
.review-date { font-size: 0.82rem; color: var(--color-text-muted); }
.review-stars { color: #f57f17; font-size: 1.05rem; letter-spacing: 1px; }
.review-text { color: var(--color-text-secondary); line-height: 1.75; font-size: 0.93rem; }
.review-text p { margin-bottom: 0.5rem; }
.review-tag {
  display: inline-block;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}
.tag-positive { background: var(--color-green-bg); color: var(--color-green); }
.tag-negative { background: var(--color-red-bg); color: var(--color-red); }
.tag-neutral { background: var(--color-secondary-bg); color: var(--color-secondary); }

/* Review Filter */
.review-filter {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}
.review-filter .btn.active {
  background: var(--color-text);
  color: #fff;
  border-color: var(--color-text);
}

/* ===== Share Bar ===== */
.share-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: var(--color-secondary-bg);
  border: 1px solid rgba(25,118,210,0.12);
  border-radius: var(--radius-md);
  margin: 2rem 0;
}
.fb-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #1877f2;
  color: #fff;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: none;
  font-size: 0.87rem;
  font-weight: 600;
  font-family: inherit;
  transition: all var(--transition-fast);
}
.fb-share-btn:hover {
  background: #166fe5;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(24,119,242,0.3);
}

/* ===== Homepage Specific ===== */
.home-tool-cta { text-align: center; margin-top: 3rem; }
.home-brand-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
  padding: 2rem 0;
  color: var(--color-text-muted);
  font-size: 0.85rem;
}
.home-brand-bar span { opacity: 0.5; }

/* ===== Stats / Numbers ===== */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1rem;
  margin: 2.5rem 0;
}
.stat-card {
  text-align: center;
  padding: 1.5rem;
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}
.stat-number {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.2;
}
.stat-label { font-size: 0.85rem; color: var(--color-text-muted); margin-top: 0.25rem; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .container { padding: 2rem 1.5rem; }
  .hero { padding: 4.5rem 1.5rem 3.5rem; }
  .hero h1 { font-size: 2.4rem; }
  .hero-small { padding: 3rem 1.5rem 2.5rem; }
  .hero-small h1 { font-size: 1.8rem; }
}

@media (max-width: 768px) {
  .hero { padding: 3.5rem 1.25rem 2.5rem; }
  .hero h1 { font-size: 1.7rem; }
  .hero p { font-size: 1rem; }
  .hero .tagline { font-size: 1rem; }
  .hero-small { padding: 2.5rem 1.25rem 2rem; }
  .hero-small h1 { font-size: 1.5rem; }
  .section-title { font-size: 1.4rem; }
  .card-grid { grid-template-columns: 1fr; }
  .card { padding: 1.5rem; }

  .site-header { padding: 0 1rem; }
  .nav-toggle { display: block; }
  .nav-menu {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0; right: 0;
    background: #161628;
    padding: 0.5rem 1rem 0.75rem;
    gap: 0.1rem;
    box-shadow: 0 20px 60px rgba(0,0,0,0.4);
    border-top: 1px solid rgba(255,255,255,0.06);
  }
  .nav-menu.open { display: flex; }
  .nav-menu a {
    padding: 0.55rem 0.75rem;
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
  }

  .tool-card { padding: 1.5rem; }
  .result-box { padding: 1.5rem; }
  .modal-box { padding: 1.5rem; }
  .page-content { padding: 1.5rem; border-radius: var(--radius-md); }
  .post-content { padding: 1.5rem; border-radius: var(--radius-md); }
  .post-content h1 { font-size: 1.4rem; }
  .post-content h2 { font-size: 1.2rem; }
  .why-section { padding: 1.5rem; }

  .steps { flex-direction: column; align-items: stretch; }
  .step { justify-content: center; }

  .footer-inner { gap: 1.5rem; }
  .review-card { padding: 1.25rem; }
  .review-avatar { width: 38px; height: 38px; font-size: 0.85rem; }
}

@media (max-width: 480px) {
  .hero { padding: 2.5rem 1rem 2rem; }
  .hero h1 { font-size: 1.4rem; }
  .container { padding: 1.5rem 1rem; }
  .site-logo { font-size: 1.15rem; }
  .site-logo .logo-mark { font-size: 0.8rem; padding: 3px 8px; }
  .footer-inner { grid-template-columns: 1fr; }
  .modal-actions { flex-direction: column; }
  .modal-actions .btn { width: 100%; text-align: center; }
  .post-content { padding: 1.25rem; }
  .post-content th, .post-content td { padding: 0.45rem 0.5rem; font-size: 0.82rem; }
  .card { padding: 1.25rem; }
  .tool-card { padding: 1.25rem; }
  .page-content { padding: 1.25rem; }
  .review-card { padding: 1rem; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
}