/* ═══════════════════════════════════════════════════════
   base.css — Reset, Grain, Page System, Shared Utilities
═══════════════════════════════════════════════════════ */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--bg-base);
  color: var(--text-primary);
  overflow-x: hidden;
  cursor: default;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
button { font-family: inherit; cursor: pointer; }
input, textarea { font-family: inherit; }

/* ── Film Grain ─────────────────────────────────────── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 9999;
  mix-blend-mode: overlay;
  opacity: 0.6;
}

/* ── Page System ────────────────────────────────────── */
.page {
  display: none;
  min-height: 100vh;
  padding-top: var(--nav-h);
}

.page.active {
  display: block;
  animation: pageIn var(--duration) var(--ease) forwards;
}

@keyframes pageIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Section Labels ─────────────────────────────────── */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--accent-red);
  margin-bottom: 0.6rem;
  display: block;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  font-style: italic;
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1.1;
}

.section-meta {
  font-family: var(--font-mono);
  font-size: 0.52rem;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  text-align: right;
  line-height: 2.2;
}

/* ── Shared Header Bar ──────────────────────────────── */
.page-header {
  padding: 3rem var(--page-px) 2rem;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  border-bottom: 1px solid var(--border-strong);
}

/* ── Fade-up animation helper ───────────────────────── */
.fade-up {
  opacity: 0;
  animation: fadeUp 0.7s var(--ease) forwards;
}
.fade-up-1 { animation-delay: 0.15s; }
.fade-up-2 { animation-delay: 0.30s; }
.fade-up-3 { animation-delay: 0.45s; }
.fade-up-4 { animation-delay: 0.60s; }
.fade-up-5 { animation-delay: 0.75s; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Password Overlay ───────────────────────────────── */
#pw-overlay {
  position: fixed;
  inset: 0;
  z-index: 700;
  background: var(--bg-base);
  display: none;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 1.8rem;
  border: none;
}
#pw-overlay.open { display: flex; }

.pw-icon {
  font-size: 2.5rem;
  opacity: 0.25;
}
.pw-title {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.6rem;
  color: var(--text-primary);
}
.pw-sub {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  margin-top: -1.2rem;
}
.pw-form {
  display: flex;
  gap: 0;
}
.pw-input {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  padding: 0.7rem 1.2rem;
  border: 1px solid var(--border-strong);
  border-right: none;
  background: var(--bg-surface);
  color: var(--text-primary);
  outline: none;
  width: 200px;
  transition: border-color 0.2s;
}
.pw-input:focus { border-color: var(--gray-400); }
.pw-btn {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.7rem 1.4rem;
  background: var(--text-primary);
  color: var(--bg-base);
  border: none;
  transition: background 0.2s;
}
.pw-btn:hover { background: var(--gray-200); }
.pw-cancel {
  font-family: var(--font-mono);
  font-size: 0.52rem;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  background: none;
  border: none;
  transition: color 0.2s;
}
.pw-cancel:hover { color: var(--text-primary); }
.pw-err {
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.1em;
  color: var(--accent-red);
  display: none;
}
.pw-err.show { display: block; }

/* ── Map Modal ──────────────────────────────────────── */
#map-modal {
  position: fixed;
  inset: 0;
  z-index: 400;
  background: rgba(10,10,14,0.78);
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}
#map-modal.open { display: flex; }

.mm-inner {
  background: var(--bg-surface);
  border: 1px solid var(--border-strong);
  max-width: 620px;
  width: calc(100% - 3rem);
  position: relative;
  animation: fadeUp 0.35s var(--ease) forwards;
}

.mm-swatch {
  width: 100%;
  height: 200px;
  display: flex;
  align-items: flex-end;
  padding: 1.2rem 2rem;
}
.mm-img-label {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 0.85rem;
  color: rgba(208,204,200,0.4);
}

.mm-body { padding: 2rem 2.5rem 2.5rem; }

.mm-loc {
  font-family: var(--font-mono);
  font-size: 0.52rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--accent-red);
  margin-bottom: 0.6rem;
}
.mm-title {
  font-family: var(--font-serif);
  font-size: 1.9rem;
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}
.mm-emotion {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--text-secondary);
  padding-bottom: 1.2rem;
  border-bottom: 1px solid var(--border-strong);
  margin-bottom: 1.2rem;
}
.mm-text {
  font-size: 0.78rem;
  line-height: 1.95;
  color: var(--text-secondary);
  font-weight: 300;
}
.mm-text p + p { margin-top: 0.8em; }

.mm-footer {
  margin-top: 1.5rem;
  padding-top: 1.2rem;
  border-top: 1px solid var(--border-mid);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.mm-date {
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.15em;
  color: var(--text-muted);
}
.mm-cta {
  font-family: var(--font-mono);
  font-size: 0.52rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-primary);
  background: none;
  border: none;
  border-bottom: 1px solid var(--border-strong);
  padding-bottom: 2px;
  transition: border-color 0.2s;
  cursor: pointer;
}
.mm-cta:hover { border-color: var(--text-primary); }

.mm-close {
  position: absolute;
  top: 0.8rem;
  right: 0.8rem;
  width: 30px;
  height: 30px;
  background: var(--bg-overlay);
  color: var(--text-secondary);
  border: none;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, color 0.2s;
}
.mm-close:hover {
  background: var(--text-primary);
  color: var(--bg-base);
}

/* ── Art Lightbox ───────────────────────────────────── */
#art-lightbox {
  position: fixed;
  inset: 0;
  z-index: 600;
  background: rgba(8,8,12,0.92);
  display: none;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(8px);
}
#art-lightbox.open { display: flex; }

.lb-inner {
  max-width: 800px;
  width: calc(100% - 4rem);
  position: relative;
}
.lb-swatch {
  width: 100%;
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.1rem;
  color: rgba(255,255,255,0.2);
}
.lb-caption {
  padding: 1.2rem 0 0;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}
.lb-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-style: italic;
  color: var(--film-text);
}
.lb-meta {
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.15em;
  color: var(--film-muted);
  text-align: right;
  line-height: 2;
}
.lb-close {
  position: absolute;
  top: -2.2rem;
  right: 0;
  font-family: var(--font-mono);
  font-size: 0.52rem;
  letter-spacing: 0.2em;
  color: var(--film-muted);
  cursor: pointer;
  background: none;
  border: none;
  transition: color 0.2s;
}
.lb-close:hover { color: var(--film-text); }

/* ── Scrollbar ──────────────────────────────────────── */
::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: var(--bg-base); }
::-webkit-scrollbar-thumb { background: var(--gray-800); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray-600); }