/* ==========================================================================
   SomnoPraxis - Design System & Modern Responsive Stylesheet
   Thema: Schlafgesundheit, Schlafhygiene & Ergonomie
   ========================================================================== */

:root {
  --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: Georgia, Cambria, "Times New Roman", Times, serif;

  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-surface-alt: #f1f5f9;
  --color-surface-hover: #e2e8f0;

  --color-navy-dark: #090e17;
  --color-navy: #0f172a;
  --color-navy-light: #1e293b;
  --color-slate: #334155;
  --color-slate-muted: #64748b;
  --color-border: #e2e8f0;
  --color-border-dark: #334155;

  --color-primary: #0284c7;
  --color-primary-hover: #0369a1;
  --color-primary-soft: #e0f2fe;
  --color-primary-glow: rgba(2, 132, 199, 0.15);

  --color-accent: #d97706;
  --color-accent-soft: #fef3c7;
  --color-accent-light: #fbbf24;

  --color-success: #059669;
  --color-success-soft: #d1fae5;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.06);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-full: 9999px;

  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --container-max: 1200px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-slate);
  background-color: var(--color-bg);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--color-bg);
  overflow-x: hidden;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-hover);
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-fast);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-primary) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  font-size: 1.25rem;
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.3);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-navy);
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.brand-sub {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-slate-muted);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-list {
  display: flex;
  list-style: none;
  gap: 1.25rem;
  align-items: center;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--color-slate);
  padding: 0.4rem 0.2rem;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 2px;
}

.nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1.15rem;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  color: #ffffff !important;
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.15);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.nav-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.25);
  color: #ffffff;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-navy);
}

.progress-bar-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: transparent;
  z-index: 1000;
}

.progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
  transition: width 0.1s ease-out;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  position: relative;
  background: linear-gradient(175deg, #090e17 0%, #0f172a 40%, #1e293b 100%);
  color: #ffffff;
  padding: 4.5rem 1.5rem 4rem;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -150px;
  right: -100px;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(2, 132, 199, 0.25) 0%, transparent 70%);
  pointer-events: none;
}

.hero-glow-secondary {
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 450px;
  height: 450px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(217, 119, 6, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-container {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 3.5rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.82rem;
  font-weight: 600;
  color: #e0f2fe;
  margin-bottom: 1.5rem;
  backdrop-filter: blur(8px);
}

.hero-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-accent-light);
  box-shadow: 0 0 8px var(--color-accent-light);
}

.hero-title {
  font-size: 2.85rem;
  font-weight: 800;
  line-height: 1.18;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
  color: #ffffff;
}

.hero-title span {
  background: linear-gradient(120deg, #7dd3fc 0%, #38bdf8 60%, #e0f2fe 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-lead {
  font-size: 1.15rem;
  line-height: 1.7;
  color: #cbd5e1;
  margin-bottom: 2rem;
  max-width: 620px;
}

.hero-meta-row {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 2rem;
  font-size: 0.88rem;
  color: #94a3b8;
}

.hero-author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--color-primary);
  object-fit: cover;
}

.hero-meta-text {
  display: flex;
  flex-direction: column;
  line-height: 1.35;
}

.hero-meta-author {
  color: #ffffff;
  font-weight: 600;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  background: linear-gradient(135deg, var(--color-primary) 0%, #0369a1 100%);
  color: #ffffff !important;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.4);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  border: none;
  cursor: pointer;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.5);
  color: #ffffff;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff !important;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  backdrop-filter: blur(8px);
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
}

.hero-image-wrap {
  position: relative;
}

.hero-card-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.hero-card-floating {
  position: absolute;
  bottom: -20px;
  left: 20px;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.4);
}

.floating-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(217, 119, 6, 0.2);
  color: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.floating-title {
  font-size: 0.82rem;
  font-weight: 500;
  color: #94a3b8;
}

.floating-val {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
}

/* ==========================================================================
   Trust / Stats Bar
   ========================================================================== */
.trust-strip {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 2.2rem 1.5rem;
}

.trust-container {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.trust-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.trust-item-icon {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background-color: var(--color-primary-soft);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.trust-item-val {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-navy);
  line-height: 1.2;
}

.trust-item-desc {
  font-size: 0.82rem;
  color: var(--color-slate-muted);
  line-height: 1.4;
  margin-top: 0.15rem;
}

/* ==========================================================================
   Main Content Layout
   ========================================================================== */
.content-wrapper {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 4rem 1.5rem;
}

.section-head {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  background-color: var(--color-primary-soft);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.85rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-navy);
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-slate-muted);
  line-height: 1.65;
}

/* ==========================================================================
   Editorial Content Blocks (2-Column Architecture)
   ========================================================================== */
.editorial-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
  margin-bottom: 5.5rem;
}

.editorial-block.reversed {
  direction: rtl;
}

.editorial-block.reversed > * {
  direction: ltr;
}

.editorial-text h3 {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-navy);
  line-height: 1.3;
  margin-bottom: 1.15rem;
}

.editorial-text p {
  font-size: 1rem;
  color: var(--color-slate);
  margin-bottom: 1.25rem;
  line-height: 1.7;
}

.editorial-list {
  list-style: none;
  margin: 1.5rem 0 1.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.editorial-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--color-slate);
}

.editorial-list-bullet {
  color: var(--color-primary);
  font-size: 1.15rem;
  line-height: 1;
  font-weight: bold;
}

.editorial-image-frame {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
}

.editorial-image {
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.editorial-image-frame:hover .editorial-image {
  transform: scale(1.02);
}

.image-caption {
  padding: 0.85rem 1.25rem;
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  font-size: 0.82rem;
  color: var(--color-slate-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ==========================================================================
   Matrix & Comparison Cards
   ========================================================================== */
.card-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-bottom: 4rem;
}

.card-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), border-color var(--transition-fast);
  position: relative;
  display: flex;
  flex-direction: column;
}

.card-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-soft);
}

.card-badge {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  background-color: var(--color-primary-soft);
  color: var(--color-primary);
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: var(--color-surface-alt);
  color: var(--color-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

.card-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 0.75rem;
}

.card-desc {
  font-size: 0.92rem;
  color: var(--color-slate);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.card-meta-list {
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-slate-muted);
}

.card-meta-item {
  display: flex;
  justify-content: space-between;
}

.card-meta-label {
  font-weight: 500;
}

.card-meta-value {
  font-weight: 600;
  color: var(--color-navy);
}

/* ==========================================================================
   Interactive Tools: Sleep Cycle Calculator & Ergonomics Quiz
   ========================================================================== */
.tool-section {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 3.5rem 2.5rem;
  margin-bottom: 5rem;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
}

.tool-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 2.5rem;
}

.tool-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.15);
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

.tool-title {
  font-size: 2rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.75rem;
}

.tool-subtitle {
  font-size: 0.98rem;
  color: #cbd5e1;
  line-height: 1.6;
}

.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  backdrop-filter: blur(10px);
}

.calc-input-group {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.calc-label {
  font-size: 0.92rem;
  font-weight: 600;
  color: #e2e8f0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.calc-select,
.calc-input {
  width: 100%;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(15, 23, 42, 0.75);
  color: #ffffff;
  font-size: 1rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition-fast);
}

.calc-select:focus,
.calc-input:focus {
  border-color: #38bdf8;
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.25);
}

.calc-btn {
  padding: 0.9rem 1.5rem;
  background: linear-gradient(135deg, #0284c7 0%, #38bdf8 100%);
  color: #ffffff;
  font-weight: 700;
  font-size: 1rem;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.calc-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(56, 189, 248, 0.4);
}

.calc-results-wrap {
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: rgba(15, 23, 42, 0.6);
  border-radius: var(--radius-sm);
  padding: 1.75rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.calc-results-title {
  font-size: 1rem;
  font-weight: 600;
  color: #94a3b8;
  margin-bottom: 1rem;
}

.cycle-recommendations {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}

.cycle-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
  text-align: center;
  transition: background var(--transition-fast);
}

.cycle-card.recommended {
  border-color: #38bdf8;
  background: rgba(56, 189, 248, 0.15);
}

.cycle-time {
  font-size: 1.45rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
}

.cycle-sub {
  font-size: 0.75rem;
  color: #94a3b8;
  margin-top: 0.2rem;
}

.cycle-card.recommended .cycle-sub {
  color: #7dd3fc;
  font-weight: 600;
}

/* ==========================================================================
   Table: Matratzen-Härtegrade
   ========================================================================== */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  box-shadow: var(--shadow-sm);
  margin: 2rem 0 3rem;
}

.matrix-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.matrix-table th {
  background-color: var(--color-navy);
  color: #ffffff;
  font-weight: 600;
  padding: 1rem 1.25rem;
  letter-spacing: 0.02em;
}

.matrix-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-slate);
}

.matrix-table tr:last-child td {
  border-bottom: none;
}

.matrix-table tr:hover td {
  background-color: var(--color-surface-alt);
}

.badge-hardness {
  display: inline-block;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.82rem;
  background-color: var(--color-primary-soft);
  color: var(--color-primary);
}

/* ==========================================================================
   The 7 Biggest Sleep Mistakes
   ========================================================================== */
.mistakes-container {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin: 2.5rem 0 4rem;
}

.mistake-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid #ef4444;
  border-radius: var(--radius-md);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow-sm);
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1.5rem;
  align-items: center;
}

.mistake-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #fee2e2;
  color: #dc2626;
  font-weight: 800;
  font-size: 1.15rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mistake-body h4 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 0.35rem;
}

.mistake-body p {
  font-size: 0.92rem;
  color: var(--color-slate);
  line-height: 1.55;
}

.mistake-fix {
  background-color: var(--color-success-soft);
  color: var(--color-success);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-md);
  white-space: nowrap;
}

/* ==========================================================================
   Doctor's Checklist & Sleep Laboratory Insights
   ========================================================================== */
.checklist-box {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-md);
  margin: 2.5rem 0 4.5rem;
}

.checklist-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 1.75rem;
}

.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 1rem;
  background-color: var(--color-surface-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.check-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: var(--color-success);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: bold;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.check-text h5 {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 0.2rem;
}

.check-text p {
  font-size: 0.85rem;
  color: var(--color-slate-muted);
  line-height: 1.45;
}

/* ==========================================================================
   FAQ Accordion
   ========================================================================== */
.faq-wrap {
  max-width: 860px;
  margin: 0 auto 5rem;
}

.faq-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast);
}

.faq-item.active {
  border-color: var(--color-primary);
}

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 1.35rem 1.5rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-navy);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-family: inherit;
}

.faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background-color: var(--color-surface-alt);
  color: var(--color-slate);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  transition: transform var(--transition-fast), background-color var(--transition-fast);
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background-color: var(--color-primary);
  color: #ffffff;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
  padding: 0 1.5rem;
}

.faq-item.active .faq-answer {
  padding: 0 1.5rem 1.5rem 1.5rem;
  max-height: 500px;
}

.faq-answer p {
  font-size: 0.95rem;
  color: var(--color-slate);
  line-height: 1.65;
}

/* ==========================================================================
   Author & Editorial Trust Box
   ========================================================================== */
.author-box {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 2.25rem;
  align-items: center;
  box-shadow: var(--shadow-md);
  margin-bottom: 4rem;
}

.author-image-wrap {
  position: relative;
  text-align: center;
}

.author-portrait {
  width: 170px;
  height: 170px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--color-surface-alt);
  box-shadow: var(--shadow-md);
}

.author-credentials {
  display: flex;
  flex-direction: column;
}

.author-tag {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: 0.35rem;
}

.author-name {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: 0.35rem;
}

.author-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-slate-muted);
  margin-bottom: 1rem;
}

.author-bio {
  font-size: 0.92rem;
  color: var(--color-slate);
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.author-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.author-badge-pill {
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.3rem 0.75rem;
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-slate);
}

/* ==========================================================================
   Medical & Content Disclaimer (Healthline / WebMD Style)
   ========================================================================== */
.organic-disclaimer-box {
  background-color: var(--color-surface);
  border: 1px solid #cbd5e1;
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
  padding: 1.35rem 1.75rem;
  margin: 3.5rem 0 2rem;
  box-shadow: var(--shadow-sm);
}

.disclaimer-head {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}

.disclaimer-icon {
  color: var(--color-primary);
  font-size: 1.1rem;
}

.disclaimer-text {
  font-size: 0.85rem;
  color: var(--color-slate-muted);
  line-height: 1.6;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-navy);
  color: #94a3b8;
  padding: 4.5rem 1.5rem 2rem;
  border-top: 1px solid var(--color-navy-light);
  margin-top: auto;
}

.footer-container {
  max-width: var(--container-max);
  margin: 0 auto;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 3rem;
  padding-bottom: 3.5rem;
  border-bottom: 1px solid var(--color-navy-light);
}

.footer-brand h4 {
  font-size: 1.35rem;
  font-weight: 800;
  color: #ffffff;
  letter-spacing: -0.02em;
  margin-bottom: 0.85rem;
}

.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.6;
  color: #94a3b8;
  margin-bottom: 1.25rem;
}

.footer-col-title {
  font-size: 0.92rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #ffffff;
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.88rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #38bdf8;
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.88rem;
}

.contact-line {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
}

.contact-line a {
  color: #e2e8f0;
}

.contact-line a:hover {
  color: #38bdf8;
}

.footer-bottom {
  padding-top: 2rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.82rem;
  color: #64748b;
}

.footer-legal-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.footer-legal-row a {
  color: #64748b;
  font-size: 0.82rem;
}

.footer-legal-row a:hover {
  color: #cbd5e1;
}

/* ==========================================================================
   Compliance Pages Layout (Inner Pages)
   ========================================================================== */
.inner-hero {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  color: #ffffff;
  padding: 3.5rem 1.5rem 3rem;
  text-align: center;
}

.inner-hero-container {
  max-width: 860px;
  margin: 0 auto;
}

.inner-hero-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #38bdf8;
  background: rgba(56, 189, 248, 0.15);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

.inner-hero-title {
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
  color: #ffffff;
}

.inner-hero-meta {
  font-size: 0.88rem;
  color: #94a3b8;
}

.inner-page-content {
  max-width: 860px;
  margin: 0 auto;
  padding: 3.5rem 1.5rem 5rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-top: -2rem;
  position: relative;
  z-index: 10;
}

.inner-page-content h2 {
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--color-navy);
  margin: 2.25rem 0 1rem;
  border-bottom: 2px solid var(--color-surface-alt);
  padding-bottom: 0.5rem;
}

.inner-page-content h2:first-child {
  margin-top: 0;
}

.inner-page-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-navy-light);
  margin: 1.5rem 0 0.75rem;
}

.inner-page-content p {
  font-size: 0.98rem;
  color: var(--color-slate);
  margin-bottom: 1.25rem;
  line-height: 1.7;
}

.inner-page-content ul,
.inner-page-content ol {
  margin: 1rem 0 1.5rem 1.5rem;
  color: var(--color-slate);
}

.inner-page-content li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

/* ==========================================================================
   Contact Page Specifics
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  margin-top: 2rem;
}

.contact-card {
  background-color: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-navy);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: inherit;
  background-color: #ffffff;
  color: var(--color-slate);
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}

.map-container {
  width: 100%;
  height: 320px;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  margin-top: 1.5rem;
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.alert-box {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.92rem;
  margin-bottom: 1.25rem;
  display: none;
}

.alert-success {
  background-color: var(--color-success-soft);
  color: var(--color-success);
  border: 1px solid #a7f3d0;
}

.alert-error {
  background-color: #fee2e2;
  color: #dc2626;
  border: 1px solid #fecaca;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .hero-title {
    font-size: 2.35rem;
  }
  .editorial-block {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .editorial-block.reversed {
    direction: ltr;
  }
  .trust-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .card-grid-3 {
    grid-template-columns: 1fr;
  }
  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
  .calc-grid {
    grid-template-columns: 1fr;
  }
  .author-box {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .author-portrait {
    margin: 0 auto;
  }
  .author-badges {
    justify-content: center;
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
  }
  .main-nav.mobile-active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #ffffff;
    padding: 1.5rem;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
  }
  .nav-list {
    flex-direction: column;
    align-items: flex-start;
    width: 100%;
  }
  .mobile-menu-btn {
    display: block;
  }
  .hero-section {
    padding: 3rem 1.25rem;
  }
  .hero-title {
    font-size: 1.95rem;
  }
  .checklist-grid {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .mistake-card {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .mistake-fix {
    align-self: flex-start;
  }
}