/* ============================================
   Haute Route Thru-Hike — Main Stylesheet
   ============================================ */

/* --- Custom Properties --- */
:root {
  --color-bg: #eef3f6;
  --color-text: #1a2530;
  --color-text-muted: #4e6270;
  --color-accent: #0ea5c0;
  --color-accent-light: #22d3ee;
  --color-accent-dark: #0c7a8f;
  --color-border: #c0d0d8;
  --color-surface: #ffffff;
  --color-hero-overlay: rgba(5, 25, 40, 0.45);

  --color-before: #2196f3;
  --color-during: #f59e0b;
  --color-after: #a855f7;

  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-heading: Georgia, "Times New Roman", serif;

  --container-width: 960px;
  --container-wide: 1200px;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 5rem;

  --radius: 6px;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 4px 20px rgba(0, 0, 0, 0.12);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  color: var(--color-accent-dark);
  text-decoration: underline;
}

/* --- Layout --- */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container--wide {
  max-width: var(--container-wide);
}

.page-content {
  padding: var(--spacing-xl) 0;
}

/* --- Navigation --- */
.nav {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-sm);
  padding-bottom: var(--spacing-sm);
  max-width: var(--container-wide);
}

.nav__logo {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-text);
}

.nav__logo:hover {
  color: var(--color-accent);
  text-decoration: none;
}

.nav__menu {
  list-style: none;
  display: flex;
  gap: var(--spacing-lg);
}

.nav__menu a {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}

.nav__menu a:hover,
.nav__menu a[aria-current="page"] {
  color: var(--color-accent);
  text-decoration: none;
}

.nav__toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-sm);
}

.nav__hamburger,
.nav__hamburger::before,
.nav__hamburger::after {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.3s;
  position: relative;
}

.nav__hamburger::before,
.nav__hamburger::after {
  content: "";
  position: absolute;
}

.nav__hamburger::before {
  top: -7px;
}

.nav__hamburger::after {
  top: 7px;
}

@media (max-width: 768px) {
  .nav__toggle {
    display: block;
  }

  .nav__menu {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md);
    gap: var(--spacing-md);
  }

  .nav__menu.is-open {
    display: flex;
  }
}

/* --- Hero --- */
.hero {
  background-color: var(--color-accent-dark);
  background-size: cover;
  background-position: center;
  min-height: 15vh;
  display: flex;
  align-items: flex-end;
}

.hero--home {
  min-height: 45vh;
}

.hero__overlay {
  width: 100%;
  background: linear-gradient(transparent 0%, var(--color-hero-overlay) 100%);
  padding: var(--spacing-lg) 0 var(--spacing-md);
}

.hero__content {
  color: #fff;
}

.hero__title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.15;
  margin-bottom: var(--spacing-sm);
}

.hero__subtitle {
  font-size: clamp(1rem, 2.5vw, 1.35rem);
  opacity: 0.9;
}

/* --- Stats Bar --- */
.stats-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-md) var(--spacing-lg);
  margin: var(--spacing-lg) 0;
  box-shadow: var(--shadow);
}

.stats-bar__item {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 100px;
  text-align: center;
}

.stats-bar__label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.stats-bar__value {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-accent-dark);
}

/* --- Prose (Markdown content) --- */
.prose {
  max-width: 700px;
  margin: var(--spacing-lg) auto;
}

.prose h2 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-top: var(--spacing-xl);
  margin-bottom: var(--spacing-sm);
}

.prose h3 {
  font-size: 1.2rem;
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
}

.prose p {
  margin-bottom: var(--spacing-md);
}

.prose ul,
.prose ol {
  margin-bottom: var(--spacing-md);
  padding-left: var(--spacing-lg);
}

.prose li {
  margin-bottom: var(--spacing-xs);
}

.prose blockquote {
  border-left: 3px solid var(--color-accent);
  padding-left: var(--spacing-md);
  color: var(--color-text-muted);
  font-style: italic;
  margin: var(--spacing-lg) 0;
}

.prose img {
  border-radius: var(--radius);
  margin: var(--spacing-lg) 0;
}

/* --- Post Card --- */
.post-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s;
}

.post-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.post-card__link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.post-card__link:hover {
  text-decoration: none;
  color: inherit;
}

.post-card__image {
  height: 200px;
  background-size: cover;
  background-position: center;
  background-color: var(--color-accent-dark);
}

.post-card__image--placeholder {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
}

.post-card__body {
  padding: var(--spacing-md);
}

.post-card__phase {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 2px 8px;
  border-radius: 3px;
  color: #fff;
  background: var(--color-text-muted);
}

.post-card__phase--before {
  background: var(--color-before);
}

.post-card__phase--during {
  background: var(--color-during);
}

.post-card__phase--after {
  background: var(--color-after);
}

.post-card__title {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  margin: var(--spacing-sm) 0 var(--spacing-xs);
}

.post-card__date {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.post-card__excerpt {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-top: var(--spacing-sm);
}

.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

/* --- Post Navigation --- */
.post__nav {
  margin: var(--spacing-xl) 0;
  border-top: 1px solid var(--color-border);
  padding-top: var(--spacing-lg);
}

.post__nav-links {
  display: flex;
  justify-content: space-between;
  gap: var(--spacing-md);
}

.post__nav-prev,
.post__nav-next {
  font-size: 0.9rem;
  max-width: 45%;
}

.post__nav-next {
  text-align: right;
  margin-left: auto;
}

/* --- Photo Grid (in posts) --- */
.post__photos {
  margin-top: var(--spacing-xl);
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.photo-grid__item {
  border-radius: var(--radius);
  overflow: hidden;
}

.photo-grid__item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  cursor: pointer;
  transition: transform 0.2s;
}

.photo-grid__item img:hover {
  transform: scale(1.02);
}

.photo-grid__item figcaption {
  padding: var(--spacing-sm);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-align: center;
}

/* --- Home Page --- */
.home-section {
  padding: var(--spacing-xl) 0;
}

.home-section__title {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  margin-bottom: var(--spacing-lg);
  text-align: center;
}

.countdown {
  text-align: center;
  padding: var(--spacing-xl) 0;
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: var(--spacing-xl);
}

.countdown__label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

.countdown__value {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  color: var(--color-accent-dark);
  font-weight: 700;
}

.phase-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.phase-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--spacing-lg);
  border-top: 4px solid;
  text-align: center;
  transition: box-shadow 0.2s, transform 0.2s;
}

.phase-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  text-decoration: none;
}

.phase-card--before {
  border-color: var(--color-before);
}

.phase-card--during {
  border-color: var(--color-during);
}

.phase-card--after {
  border-color: var(--color-after);
}

.phase-card__title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.phase-card__desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.overview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
  padding: var(--spacing-xl) 0;
}

.overview__text p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-muted);
}

.overview__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

.overview__stat {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--spacing-md);
  text-align: center;
}

.overview__stat-value {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent-dark);
}

.overview__stat-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .overview {
    grid-template-columns: 1fr;
  }
}

/* --- Mini Map --- */
.mini-map {
  height: 400px;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin: var(--spacing-lg) 0;
}

/* --- Journal Index --- */
.journal-index {
  padding: var(--spacing-xl) 0;
}

.phase-section {
  margin-bottom: var(--spacing-xl);
}

.phase-section__title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  padding-bottom: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  border-bottom: 3px solid;
}

.phase-section__title--before {
  border-color: var(--color-before);
  color: var(--color-before);
}

.phase-section__title--during {
  border-color: var(--color-during);
  color: var(--color-during);
}

.phase-section__title--after {
  border-color: var(--color-after);
  color: var(--color-after);
}

/* --- Gear Table --- */
.gear-category {
  margin-bottom: var(--spacing-xl);
}

.gear-category__title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  margin-bottom: var(--spacing-md);
  color: var(--color-accent-dark);
}

.gear-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.gear-table th,
.gear-table td {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.gear-table th {
  background: var(--color-accent-dark);
  color: #fff;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.gear-table td {
  font-size: 0.9rem;
}

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

.gear-table__weight {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.gear-table__notes {
  color: var(--color-text-muted);
  font-size: 0.85rem;
}

.gear-total {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--spacing-lg);
  text-align: center;
  margin-top: var(--spacing-xl);
}

.gear-total__value {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent-dark);
}

.gear-total__label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

/* --- Route Table (on map page) --- */
.route-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  margin: var(--spacing-xl) 0;
}

.route-table th,
.route-table td {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.9rem;
}

.route-table th {
  background: var(--color-accent-dark);
  color: #fff;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

/* --- Plan Page --- */
.plan-section__title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin: var(--spacing-xl) 0 var(--spacing-md);
  color: var(--color-accent-dark);
}

.plan-table-wrap {
  overflow-x: auto;
  margin-bottom: var(--spacing-lg);
}

.plan-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  font-size: 0.88rem;
}

.plan-table th,
.plan-table td {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: left;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.plan-table th {
  background: var(--color-accent-dark);
  color: #fff;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

.plan-table__row--rest td {
  background: #f5f8fa;
  color: var(--color-text-muted);
  font-style: italic;
}

.plan-table__stage {
  font-weight: 600;
  color: var(--color-accent-dark);
  text-align: center;
}

.plan-table__date {
  color: var(--color-text-muted);
}

.plan-table__num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.plan-table__muted {
  color: var(--color-text-muted);
  font-size: 0.85em;
}

/* Trail Grade Badges */
.grade {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 0.75rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.03em;
}

.grade--blue   { background: #2196f3; }
.grade--red    { background: #e53935; }
.grade--black  { background: #212121; }
.grade--purple { background: #8e24aa; }

/* Plan Legend */
.plan-legend {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-top: var(--spacing-md);
}

.plan-legend__label {
  font-weight: 600;
  color: var(--color-text);
  margin-right: var(--spacing-xs);
}

/* --- Footer --- */
.footer {
  background: var(--color-accent-dark);
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
  padding: var(--spacing-lg) 0;
  font-size: 0.85rem;
  margin-top: var(--spacing-xxl);
}

/* --- Utility --- */
.text-center {
  text-align: center;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}