/* ============================================
   MIDLIFE TRIPPING — Design System
   Warm adventure palette: terracotta, golden sand, sky blue
   Fonts: Zodiak (display) + Work Sans (body)
   ============================================ */

@import url('https://api.fontshare.com/v2/css?f[]=zodiak@400,500,700&f[]=work-sans@300,400,500,600,700&display=swap');

:root, [data-theme='light'] {
  /* --- Type Scale --- */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(3rem, 0.5rem + 7vw, 8rem);

  /* --- Spacing --- */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* --- Fonts --- */
  --font-display: 'Zodiak', 'Georgia', serif;
  --font-body: 'Work Sans', 'Helvetica Neue', sans-serif;

  /* --- Warm Adventure Palette (Light) --- */
  --color-bg: #faf8f4;
  --color-surface: #fdf9f3;
  --color-surface-2: #fff9ee;
  --color-surface-offset: #f3ede1;
  --color-surface-offset-2: #ece4d5;
  --color-surface-dynamic: #e2d8c8;
  --color-divider: #d9ceba;
  --color-border: #cfc4ad;

  /* Terracotta primary */
  --color-primary: #c05a2a;
  --color-primary-hover: #a04520;
  --color-primary-active: #7d3318;
  --color-primary-highlight: #f0d9cc;

  /* Sky blue accent */
  --color-accent: #2a7db5;
  --color-accent-hover: #1f6091;
  --color-accent-active: #174871;
  --color-accent-highlight: #cce4f4;

  /* Golden warm */
  --color-gold: #c8870a;
  --color-gold-hover: #a86c07;
  --color-gold-highlight: #f5e4b8;

  /* Text */
  --color-text: #2a2118;
  --color-text-muted: #7a6e5f;
  --color-text-faint: #b8ae9f;
  --color-text-inverse: #faf8f4;

  /* Success / Error */
  --color-success: #3e7a28;
  --color-error: #b03040;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 2px oklch(0.2 0.04 50 / 0.07);
  --shadow-md: 0 4px 12px oklch(0.2 0.04 50 / 0.10);
  --shadow-lg: 0 12px 32px oklch(0.2 0.04 50 / 0.14);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
}

[data-theme='dark'] {
  --color-bg: #191410;
  --color-surface: #1f1a15;
  --color-surface-2: #251f19;
  --color-surface-offset: #1e1913;
  --color-surface-offset-2: #28221b;
  --color-surface-dynamic: #332b22;
  --color-divider: #2e261d;
  --color-border: #3d3428;
  --color-text: #e8e0d5;
  --color-text-muted: #8a7f72;
  --color-text-faint: #5a5045;
  --color-text-inverse: #1f1a15;
  --color-primary: #e07840;
  --color-primary-hover: #c86030;
  --color-primary-active: #a84e24;
  --color-primary-highlight: #3d2618;
  --color-accent: #5aabdf;
  --color-accent-hover: #3d91c5;
  --color-accent-active: #2878ab;
  --color-accent-highlight: #1a3040;
  --color-gold: #e8a820;
  --color-gold-hover: #cc9010;
  --color-gold-highlight: #3a2e0e;
  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.25);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.45);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #191410;
    --color-surface: #1f1a15;
    --color-surface-2: #251f19;
    --color-surface-offset: #1e1913;
    --color-surface-offset-2: #28221b;
    --color-surface-dynamic: #332b22;
    --color-divider: #2e261d;
    --color-border: #3d3428;
    --color-text: #e8e0d5;
    --color-text-muted: #8a7f72;
    --color-text-faint: #5a5045;
    --color-text-inverse: #1f1a15;
    --color-primary: #e07840;
    --color-primary-hover: #c86030;
    --color-primary-active: #a84e24;
    --color-primary-highlight: #3d2618;
    --color-accent: #5aabdf;
    --color-accent-hover: #3d91c5;
    --color-accent-active: #2878ab;
    --color-accent-highlight: #1a3040;
    --color-gold: #e8a820;
    --color-gold-hover: #cc9010;
    --color-gold-highlight: #3a2e0e;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.25);
    --shadow-md: 0 4px 12px oklch(0 0 0 / 0.35);
    --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.45);
  }
}

/* ============================================
   GLOBAL COMPONENTS
   ============================================ */

/* Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  z-index: 1000;
  text-decoration: none;
}
.skip-link:focus { top: var(--space-4); }

/* ============================================
   HEADER / NAV
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in oklab, var(--color-bg) 92%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow var(--transition-interactive);
}

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

.nav-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: var(--space-3) var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
}

.nav-logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  letter-spacing: -0.02em;
}

.nav-logo-sub {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
}

.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  letter-spacing: 0.02em;
  padding: var(--space-1) 0;
  border-bottom: 2px solid transparent;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.btn-theme {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
}

.btn-theme:hover {
  color: var(--color-primary);
  background: var(--color-primary-highlight);
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  text-decoration: none;
  border: none;
  cursor: pointer;
  letter-spacing: 0.01em;
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  color: #fff;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: transparent;
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  text-decoration: none;
  border: 2px solid var(--color-primary);
  cursor: pointer;
  letter-spacing: 0.01em;
}

.btn-secondary:hover {
  background: var(--color-primary-highlight);
}

.btn-accent {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-accent);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  text-decoration: none;
  border: none;
  cursor: pointer;
}

.btn-accent:hover {
  background: var(--color-accent-hover);
  color: #fff;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 32px;
  height: 32px;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text);
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.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-menu {
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4) var(--space-6) var(--space-6);
  border-top: 1px solid var(--color-divider);
  background: var(--color-bg);
}

.mobile-menu.open { display: flex; }

.mobile-menu a {
  font-size: var(--text-base);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-divider);
}

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

@media (max-width: 768px) {
  .nav-links, .nav-desktop-cta { display: none; }
  .hamburger { display: flex; }
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--color-surface-offset);
  border-top: 1px solid var(--color-divider);
  padding: clamp(var(--space-12), 6vw, var(--space-20)) var(--space-6) var(--space-8);
}

.footer-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-brand p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.7;
  margin-top: var(--space-3);
  max-width: 32ch;
}

.footer-social {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--color-surface-dynamic);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 16px;
}

.footer-social a:hover {
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.footer-col h4 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-col ul a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}

.footer-col ul a:hover { color: var(--color-primary); }

.footer-bottom {
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.footer-bottom p {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  max-width: none;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

@media (max-width: 560px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ============================================
   SECTION COMMON PATTERNS
   ============================================ */
.section {
  padding: clamp(var(--space-12), 8vw, var(--space-32)) var(--space-6);
}

.section-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
}

.section-header {
  margin-bottom: clamp(var(--space-8), 4vw, var(--space-16));
}

.section-kicker {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  max-width: 58ch;
  line-height: 1.65;
}

/* ============================================
   CARDS
   ============================================ */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive);
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.card-img {
  width: 100%;
  aspect-ratio: 16/9;
  object-fit: cover;
}

.card-body {
  padding: var(--space-5) var(--space-6);
}

.card-category {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.card-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.25;
  margin-bottom: var(--space-2);
  text-decoration: none;
  display: block;
}

.card-title:hover { color: var(--color-primary); }

.card-excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ============================================
   TAG / BADGE
   ============================================ */
.tag {
  display: inline-flex;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: var(--color-surface-offset);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.tag-primary {
  background: var(--color-primary-highlight);
  color: var(--color-primary);
  border-color: var(--color-primary-highlight);
}

/* ============================================
   NEWSLETTER BANNER
   ============================================ */
.newsletter-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, #8a3818 100%);
  color: white;
  padding: clamp(var(--space-12), 6vw, var(--space-24)) var(--space-6);
}

.newsletter-inner {
  max-width: var(--content-default);
  margin: 0 auto;
  text-align: center;
}

.newsletter-section .section-kicker {
  color: rgba(255,255,255,0.7);
}

.newsletter-section .section-title {
  color: white;
}

.newsletter-section .section-subtitle {
  color: rgba(255,255,255,0.8);
  margin: var(--space-3) auto 0;
}

.newsletter-form {
  display: flex;
  gap: var(--space-3);
  max-width: 480px;
  margin: var(--space-8) auto 0;
}

.newsletter-input {
  flex: 1;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  border: 2px solid rgba(255,255,255,0.3);
  background: rgba(255,255,255,0.15);
  color: white;
  font-size: var(--text-sm);
  font-family: var(--font-body);
  outline: none;
  backdrop-filter: blur(8px);
}

.newsletter-input::placeholder { color: rgba(255,255,255,0.6); }
.newsletter-input:focus { border-color: rgba(255,255,255,0.7); background: rgba(255,255,255,0.2); }

.btn-newsletter {
  background: white;
  color: var(--color-primary);
  font-weight: 700;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  font-size: var(--text-sm);
  font-family: var(--font-body);
  white-space: nowrap;
}

.btn-newsletter:hover { background: #fff8f3; }

.newsletter-perks {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  margin-top: var(--space-5);
  flex-wrap: wrap;
}

.newsletter-perk {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.75);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

@media (max-width: 480px) {
  .newsletter-form {
    flex-direction: column;
  }
}

/* ============================================
   PAGE HERO
   ============================================ */
.page-hero {
  background: var(--color-surface-offset);
  border-bottom: 1px solid var(--color-divider);
  padding: clamp(var(--space-12), 6vw, var(--space-20)) var(--space-6);
  text-align: center;
}

.page-hero-inner {
  max-width: var(--content-default);
  margin: 0 auto;
}

.page-hero .section-title {
  font-size: var(--text-2xl);
}

/* ============================================
   SCROLL REVEAL ANIMATION
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}