/* Art direction: dembel album (army service memory book) -> warm, nostalgic, respectful
   Palette: warm olive/khaki neutrals, muted red-brown accent (dembel star)
   Typography: Cabinet Grotesk display + Work Sans body - sturdy, slightly military but humane
   Density: spacious, editorial, photo-first */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-text-size-adjust: none;
  scroll-behavior: smooth;
  scroll-padding-top: 5rem;
}
body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body, sans-serif);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
}
img, picture, video { display: block; max-width: 100%; height: auto; }
ul[role="list"] { list-style: none; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { text-wrap: balance; line-height: 1.15; font-family: var(--font-display); }
p, li, figcaption { text-wrap: pretty; }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: var(--radius-sm); }
.sr-only {
  position: absolute; left: -9999px; top: auto;
  width: 1px; height: 1px; overflow: hidden;
}
.sr-only:focus {
  position: fixed; left: var(--space-4); top: var(--space-4); z-index: 200;
  width: auto; height: auto; overflow: visible;
  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;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

:root, [data-theme="light"] {
  --color-bg: #f4f1e8;
  --color-surface: #f8f5ec;
  --color-surface-2: #fbf9f2;
  --color-surface-offset: #ece6d6;
  --color-surface-offset-2: #e2dac4;
  --color-divider: #d8cfb4;
  --color-border: #cbc0a0;

  --color-text: #2b271e;
  --color-text-muted: #6b6350;
  --color-text-faint: #a89e82;
  --color-text-inverse: #f8f5ec;

  --color-primary: #7a3b2e;
  --color-primary-hover: #602c22;
  --color-primary-active: #481f18;
  --color-primary-highlight: #e6d3cc;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

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

  --shadow-sm: 0 1px 2px oklch(0.2 0.02 80 / 0.08);
  --shadow-md: 0 4px 14px oklch(0.2 0.02 80 / 0.12);
  --shadow-lg: 0 14px 36px oklch(0.2 0.02 80 / 0.18);

  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  --font-display: 'Cabinet Grotesk', Georgia, serif;
  --font-body: 'Work Sans', 'Helvetica Neue', sans-serif;
}

[data-theme="dark"] {
  --color-bg: #1c1912;
  --color-surface: #211d15;
  --color-surface-2: #262117;
  --color-surface-offset: #292418;
  --color-surface-offset-2: #322c1e;
  --color-divider: #3a331f;
  --color-border: #47401f;

  --color-text: #ece6d6;
  --color-text-muted: #a89e82;
  --color-text-faint: #6b6350;
  --color-text-inverse: #211d15;

  --color-primary: #d98d70;
  --color-primary-hover: #e6a689;
  --color-primary-active: #f0bda3;
  --color-primary-highlight: #4a352c;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 4px 14px oklch(0 0 0 / 0.4);
  --shadow-lg: 0 14px 36px oklch(0 0 0 / 0.5);
}

:root {
  --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-hero: clamp(2.75rem, 1rem + 6vw, 6rem);

  --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;
}

.container { max-width: var(--content-default); margin-inline: auto; padding-inline: var(--space-4); }
.container-wide { max-width: var(--content-wide); margin-inline: auto; padding-inline: var(--space-4); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in oklch, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-divider);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; padding-block: var(--space-4); }
.brand { display: flex; align-items: center; gap: var(--space-3); font-weight: 600; font-size: var(--text-base); }
.brand svg { color: var(--color-primary); }
.nav-links { display: flex; gap: var(--space-6); font-size: var(--text-sm); }
.nav-links a { color: var(--color-text-muted); transition: color var(--transition-interactive); }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--color-primary); }
.theme-toggle {
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: var(--radius-full);
  color: var(--color-text-muted); border: 1px solid var(--color-border);
  transition: color var(--transition-interactive), border-color var(--transition-interactive), background var(--transition-interactive);
}
.theme-toggle:hover { color: var(--color-primary); border-color: var(--color-primary); }

/* Hero */
.hero {
  position: relative;
  padding-block: clamp(var(--space-16), 12vw, var(--space-32)) clamp(var(--space-12), 8vw, var(--space-24));
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background-size: cover; background-position: center 35%;
}
.hero-bg::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, color-mix(in oklch, var(--color-bg) 55%, transparent) 0%, var(--color-bg) 92%);
}
.hero-inner { position: relative; z-index: 1; }
.eyebrow {
  display: inline-block; font-size: var(--text-xs); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--color-primary); font-weight: 600; margin-bottom: var(--space-4);
}
.hero h1 { font-size: var(--text-hero); font-weight: 500; max-width: 16ch; }
.hero p.lede { margin-top: var(--space-6); font-size: var(--text-lg); color: var(--color-text-muted); max-width: 42ch; }
.hero-actions { display: flex; gap: var(--space-4); margin-top: var(--space-8); flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-3) var(--space-6); border-radius: var(--radius-md);
  font-size: var(--text-sm); font-weight: 600;
  transition: background var(--transition-interactive), color var(--transition-interactive), box-shadow var(--transition-interactive), transform var(--transition-interactive);
}
.btn-primary { background: var(--color-primary); color: var(--color-text-inverse); box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--color-primary-hover); box-shadow: var(--shadow-md); transform: translateY(-1px); }
.btn-ghost { border: 1px solid var(--color-border); color: var(--color-text); }
.btn-ghost:hover { border-color: var(--color-primary); color: var(--color-primary); }

/* Sections */
section { padding-block: clamp(var(--space-12), 6vw, var(--space-24)); }
.section-head { margin-bottom: var(--space-10); }
.section-head .kicker { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.1em; color: var(--color-primary); font-weight: 600; }
.section-head h2 { font-size: var(--text-2xl); margin-top: var(--space-2); }
.section-head p { color: var(--color-text-muted); margin-top: var(--space-3); max-width: 56ch; }

/* Story grid */
.story-grid {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-12);
  align-items: center;
}
.story-grid img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.story-copy p { color: var(--color-text-muted); margin-top: var(--space-4); max-width: 60ch; }
.story-copy p:first-of-type { margin-top: 0; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.stat { border-top: 1px solid var(--color-divider); padding-top: var(--space-4); }
.stat .num { font-family: var(--font-display); font-size: var(--text-xl); color: var(--color-primary); }
.stat .label { font-size: var(--text-sm); color: var(--color-text-muted); margin-top: var(--space-1); }

/* Preview grid (home page gallery teaser) */
.preview-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); }
.preview-grid a { grid-column: span 2; }
.preview-grid a:first-child { grid-row: span 2; grid-column: span 2; }
.preview-card { position: relative; overflow: hidden; border-radius: var(--radius-lg); aspect-ratio: 4/3; box-shadow: var(--shadow-sm); }
.preview-grid a:first-child .preview-card { aspect-ratio: 1/1; }
.preview-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 400ms cubic-bezier(0.16,1,0.3,1); }
.preview-card:hover img { transform: scale(1.05); }
.preview-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 60%, oklch(0.1 0.02 80 / 0.55)); }
.preview-card .cap { position: absolute; left: var(--space-4); bottom: var(--space-3); color: #f4f1e8; font-size: var(--text-sm); font-weight: 600; z-index: 1; }

/* Timeline */
.timeline { display: grid; gap: var(--space-6); }
.timeline-item { display: grid; grid-template-columns: 96px 1fr; gap: var(--space-6); border-bottom: 1px solid var(--color-divider); padding-bottom: var(--space-6); }
.timeline-item:last-child { border-bottom: none; }
.timeline-item .date { font-family: var(--font-display); color: var(--color-primary); font-size: var(--text-base); }
.timeline-item h3 { font-size: var(--text-lg); margin-bottom: var(--space-2); }
.timeline-item p { color: var(--color-text-muted); }

/* Footer */
.site-footer { border-top: 1px solid var(--color-divider); padding-block: var(--space-10); }
.site-footer .container { display: flex; justify-content: space-between; align-items: center; gap: var(--space-4); flex-wrap: wrap; }
.site-footer p { color: var(--color-text-faint); font-size: var(--text-xs); }
.admin-entry { color: var(--color-text-faint); text-decoration: none; padding: 0 var(--space-2); opacity: 0.6; transition: opacity 0.2s ease, color 0.2s ease; }
.admin-entry:hover, .admin-entry:focus-visible { color: var(--color-primary); opacity: 1; }

/* Gallery page */
.filters { display: flex; gap: var(--space-2); flex-wrap: wrap; margin-bottom: var(--space-8); }
.filter-btn {
  padding: var(--space-2) var(--space-4); border-radius: var(--radius-full);
  border: 1px solid var(--color-border); font-size: var(--text-sm); color: var(--color-text-muted);
  transition: background var(--transition-interactive), color var(--transition-interactive), border-color var(--transition-interactive);
}
.filter-btn:hover { color: var(--color-primary); border-color: var(--color-primary); }
.filter-btn.active { background: var(--color-primary); color: var(--color-text-inverse); border-color: var(--color-primary); }

.gallery-masonry { columns: 3 260px; column-gap: var(--space-4); }
.gallery-item { break-inside: avoid; margin-bottom: var(--space-4); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); cursor: zoom-in; position: relative; }
.gallery-item img { width: 100%; transition: transform 400ms cubic-bezier(0.16,1,0.3,1); }
.gallery-item:hover img { transform: scale(1.04); }
.gallery-item .tag {
  position: absolute; top: var(--space-2); left: var(--space-2);
  background: color-mix(in oklch, var(--color-bg) 75%, transparent);
  backdrop-filter: blur(4px);
  font-size: var(--text-xs); padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full); color: var(--color-text);
}

.delete-form { position: absolute; top: var(--space-2); right: var(--space-2); margin: 0; z-index: 2; }
.delete-btn {
  display: flex; align-items: center; justify-content: center;
  width: 28px; height: 28px; padding: 0; border: none; cursor: pointer;
  border-radius: var(--radius-full);
  background: color-mix(in oklch, var(--color-bg) 80%, transparent);
  backdrop-filter: blur(4px);
  color: var(--color-text-muted);
  transition: background 160ms ease, color 160ms ease, transform 160ms ease;
}
.delete-btn:hover { background: #7a3b2e; color: #f8f5ec; transform: scale(1.08); }
.delete-btn:focus-visible { outline: 2px solid #7a3b2e; outline-offset: 2px; }

.delete-notice {
  padding: var(--space-3) var(--space-4); border-radius: var(--radius-md);
  font-size: var(--text-sm); margin-bottom: var(--space-6); max-width: 60ch;
}
.delete-notice--success { background: #dfe6cc; color: #3d4a1f; }
.delete-notice--error { background: #e6d3cc; color: #602c22; }

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 100; display: none;
  background: oklch(0.1 0.01 80 / 0.9);
  align-items: center; justify-content: center; padding: var(--space-6);
}
.lightbox.open { display: flex; }
.lightbox img { max-width: min(90vw, 1000px); max-height: 85vh; border-radius: var(--radius-md); box-shadow: var(--shadow-lg); }
.lightbox-close {
  position: absolute; top: var(--space-6); right: var(--space-6);
  width: 44px; height: 44px; border-radius: var(--radius-full);
  background: color-mix(in oklch, var(--color-bg) 85%, transparent);
  color: var(--color-text); display: flex; align-items: center; justify-content: center;
}
.lightbox-cap { position: absolute; bottom: var(--space-8); left: 0; right: 0; text-align: center; color: #f4f1e8; font-size: var(--text-sm); }

/* Empty state */
.empty-state { display: flex; flex-direction: column; align-items: center; text-align: center; padding: var(--space-16) var(--space-8); color: var(--color-text-muted); }
.empty-state svg { width: 48px; height: 48px; margin-bottom: var(--space-4); color: var(--color-text-faint); }

/* Reveal animation */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity 600ms cubic-bezier(0.16,1,0.3,1), transform 600ms cubic-bezier(0.16,1,0.3,1); }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: var(--radius-full);
  color: var(--color-text); border: 1px solid var(--color-border);
  background: transparent;
  transition: color var(--transition-interactive), border-color var(--transition-interactive);
}
.nav-toggle:hover { color: var(--color-primary); border-color: var(--color-primary); }

/* Mobile */
@media (max-width: 860px) {
  .nav-toggle { display: flex; }
  .nav-links {
    position: fixed; inset: 65px var(--space-4) auto var(--space-4);
    display: flex; flex-direction: column; gap: 0;
    background: var(--color-surface-2);
    border: 1px solid var(--color-divider);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--space-2);
    opacity: 0; visibility: hidden; transform: translateY(-8px);
    transition: opacity var(--transition-interactive), transform var(--transition-interactive), visibility var(--transition-interactive);
    z-index: 60;
  }
  .nav-links.open { opacity: 1; visibility: visible; transform: translateY(0); }
  .nav-links a { padding: var(--space-3) var(--space-4); border-radius: var(--radius-md); }
  .nav-links a:hover, .nav-links a[aria-current="page"] { background: var(--color-surface-offset); }
  .story-grid { grid-template-columns: 1fr; }
  .stats { grid-template-columns: 1fr; gap: var(--space-4); }
  .preview-grid { grid-template-columns: repeat(2, 1fr); }
  .preview-grid a, .preview-grid a:first-child { grid-column: span 2; grid-row: auto; }
  .timeline-item { grid-template-columns: 1fr; gap: var(--space-2); }
  .gallery-masonry { columns: 2 200px; }
}
@media (max-width: 480px) {
  .gallery-masonry { columns: 1; }
}