/*
 * Clearwater — Self-hosted fonts
 *
 * Display: Beologue  — 300/400/500/700 italic
 * Body:    Beosupreme — 300/400/500
 *
 * Served from /fonts/ (copied to dist/fonts/ at build time).
 */

/* ── Beologue (display — all italic) ──────────────────── */

@font-face {
  font-family: 'Beologue';
  src: url('/fonts/beologuelightitalic.woff2') format('woff2');
  font-weight: 300;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Beologue';
  src: url('/fonts/beologueitalic.woff2') format('woff2');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Beologue';
  src: url('/fonts/beologuemediumitalic.woff2') format('woff2');
  font-weight: 500;
  font-style: italic;
  font-display: swap;
}

@font-face {
  font-family: 'Beologue';
  src: url('/fonts/beologuebolditalic.woff2') format('woff2');
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

/* ── Beosupreme (body) ─────────────────────────────────── */

@font-face {
  font-family: 'Beosupreme';
  src: url('/fonts/beosupremelight.woff2') format('woff2');
  font-weight: 300;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Beosupreme';
  src: url('/fonts/beosupremeregular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Beosupreme';
  src: url('/fonts/beosuprememedium.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}

/*
 * Worker — Foundation Tokens
 *
 * These are structural defaults. Every project overrides
 * the brand slots (ink, surface, accent, fonts, radius)
 * in its own theme.css. The spacing scale, type scale,
 * layout, and motion tokens stay the same everywhere.
 */

:root {
  /* ── Brand color slots (override per project) ─────────── */
  --color-ink:             #111827;
  --color-ink-muted:       #6b7280;
  --color-surface:         #ffffff;
  --color-surface-raised:  #ffffff;
  --color-surface-sunken:  #f3f4f6;
  --color-surface-overlay: rgba(0, 0, 0, 0.9);
  --color-line:            rgba(0, 0, 0, 0.08);
  --color-line-strong:     rgba(0, 0, 0, 0.16);
  --color-accent:          #111827;
  --color-accent-hover:    #374151;
  --color-accent-light:    #f3f4f6;
  --color-accent-2:        #3b5d4a;
  --color-accent-3:        #d4a853;
  --color-focus:           #111827;

  /* ── Status ───────────────────────────────────────────── */
  --color-success:         #16a34a;
  --color-warning:         #d97706;
  --color-error:           #dc2626;

  /* ── Spacing (4px base) ───────────────────────────────── */
  --space-1:   0.25rem;
  --space-2:   0.5rem;
  --space-3:   0.75rem;
  --space-4:   1rem;
  --space-6:   1.5rem;
  --space-8:   2rem;
  --space-12:  3rem;
  --space-16:  4rem;
  --space-20:  5rem;
  --space-24:  6rem;
  --space-32:  8rem;

  /* ── Type scale ───────────────────────────────────────── */
  --text-hero:     clamp(3.5rem, 6vw, 5.5rem);
  --text-h1:       clamp(2.5rem, 4vw, 3.5rem);
  --text-h2:       clamp(1.75rem, 2.5vw, 2.25rem);
  --text-h3:       clamp(1.25rem, 1.8vw, 1.5rem);
  --text-body-lg:  1.125rem;
  --text-body:     1rem;
  --text-small:    0.875rem;
  --text-micro:    0.75rem;

  /* ── Font families (override per project) ─────────────── */
  --font-display:  system-ui, sans-serif;
  --font-body:     system-ui, sans-serif;
  --font-mono:     'Courier New', monospace;

  /* ── Font weights ─────────────────────────────────────── */
  --weight-regular:    400;
  --weight-medium:     500;
  --weight-semibold:   600;
  --weight-bold:       700;

  /* ── Radius (override per project) ────────────────────── */
  --radius-none:   0px;
  --radius-sm:     4px;
  --radius-md:     8px;
  --radius-lg:     12px;
  --radius-full:   9999px;

  /* ── Shadows ──────────────────────────────────────────── */
  --shadow-sm:     0 1px 2px rgba(0,0,0,0.05);
  --shadow-md:     0 4px 6px rgba(0,0,0,0.07);
  --shadow-lg:     0 10px 15px rgba(0,0,0,0.1);
  --shadow-none:   none;

  /* ── Motion ───────────────────────────────────────────── */
  --ease-out:          cubic-bezier(0.16, 1, 0.3, 1);
  --duration-fast:     150ms;
  --duration-normal:   250ms;
  --duration-slow:     400ms;

  /* ── Layout ───────────────────────────────────────────── */
  --page-width:        min(100% - 2.5rem, 75rem);
  --copy-width:        min(100% - 2.5rem, 45rem);
  --wide-width:        min(100% - 2.5rem, 87.5rem);
  --gutter:            clamp(1rem, 2vw, 2rem);
  --nav-height:        4.5rem;
}

/*
 * Clearwater — Theme Tokens
 * lucyandmorg.wedding
 *
 * Overrides the brand slots from base.css and adds
 * project-specific tokens for the gallery and viewer.
 */

:root {
  /* ── Brand palette ─────────────────────────────────────── */
  /* Wedding yellow + red — the actual aesthetic from the invitations */
  --color-ink:             #121212;
  --color-ink-muted:       rgba(18, 18, 18, 0.58);
  --color-surface:         #FDFAD7;                    /* warm yellow — postcard background */
  --color-surface-raised:  rgba(253, 250, 215, 0.84);  /* translucent header */
  --color-surface-sunken:  rgba(253, 250, 215, 0.94);
  --color-surface-overlay: rgba(10, 10, 10, 0.90);     /* full-screen viewer */
  --color-line:            rgba(18, 18, 18, 0.12);
  --color-line-strong:     rgba(18, 18, 18, 0.22);
  --color-focus:           #D1222A;

  /* Red accent — #D1222A from the wedding postcard */
  --color-accent:          #D1222A;
  --color-accent-hover:    #a81b21;
  --color-accent-light:    rgba(209, 34, 42, 0.08);

  /* ── On-overlay palette ────────────────────────────────── */
  /* Used exclusively inside the dark full-screen photo viewer */
  --color-on-overlay:           rgba(255, 255, 255, 0.82);
  --color-on-overlay-secondary: rgba(255, 255, 255, 0.72);
  --color-on-overlay-muted:     rgba(255, 255, 255, 0.60);
  --color-on-overlay-dim:       rgba(255, 255, 255, 0.20);
  --color-on-overlay-strong:    rgba(255, 255, 255, 0.95);
  --color-on-overlay-full:      #ffffff;
  --color-save-idle:            rgba(255, 255, 255, 0.75);

  /* ── Gallery-specific ──────────────────────────────────── */
  --color-image-bg:  rgba(18, 18, 18, 0.05);  /* placeholder while loading */
  --color-selection: rgba(18, 18, 18, 0.16);  /* ::selection highlight */

  /* ── Shadows ───────────────────────────────────────────── */
  --shadow-text-overlay:      0 1px 4px rgba(0, 0, 0, 0.50);  /* save chip */
  --shadow-text-overlay-soft: 0 1px 4px rgba(0, 0, 0, 0.45);  /* timestamp */

  /* ── Fonts ─────────────────────────────────────────────── */
  --font-display: 'Beologue', Georgia, serif;
  --font-body:    'Beosupreme', system-ui, sans-serif;

  /* ── Radius — sharp/editorial, no rounding ─────────────── */
  --radius-sm:   0px;
  --radius-md:   0px;
  --radius-lg:   0px;

  /* ── Motion — intimate pace, slightly slower than base ─── */
  --duration-fast:        160ms;
  --duration-normal:      220ms;
  --duration-image-hover: 360ms;

  /* ── Layout ────────────────────────────────────────────── */
  --gutter:        clamp(1rem, 2.5vw, 2.5rem);   /* outer page margin */
  --grid-inset:    clamp(2rem, 5vw, 5rem);        /* photos inset from page edge — doubled */
  --page-width:    min(100% - 2rem, 112rem);      /* outer content container */
  --copy-width:    min(100% - 2.5rem, 46rem);
  --nav-height:    4.5rem;
  --stream-gap:    clamp(0.85rem, 1.8vw, 1.5rem);
  --section-nav-height: 2.5rem;
  --lozenge-radius:  2px;
  --lozenge-height:  1.625rem;
  --lozenge-padding: 0 var(--space-2);
  /* Solid black — used at page top (over the yellow surface) */
  --lozenge-bg-solid:  rgba(10, 8, 6, 0.92);
  /* Frosted glass — used when scrolled over photos */
  --lozenge-bg:        rgba(20, 18, 15, 0.72);
  --lozenge-color:     rgba(255, 255, 255, 0.92);
  --lozenge-bg-hover:  rgba(255, 255, 255, 0.96);
  --lozenge-color-hover: rgba(10, 8, 6, 0.92);
  --lozenge-blur:      blur(10px);
  --page-top:    calc(var(--nav-height) + var(--section-nav-height) + clamp(1.5rem, 2vw, 2rem));
  --blur-glass:  16px;

  /* ── Typography extras ─────────────────────────────────── */
  --text-page-title: clamp(1.8rem, 3vw, 2.8rem);
  --text-section:    clamp(1.4rem, 2.5vw, 2rem);  /* section divider heading */
  --text-caption:    0.78rem;   /* image caption */
  --text-stamp:      0.65rem;   /* EXIF timestamp overlay */

  /* ── Component dimensions ──────────────────────────────── */
  --width-topline:              34rem;
  --width-copy-text:            30rem;
  --caption-gap:                0.6rem;
  --caption-width:              16rem;
  --caption-width-narrow:       14rem;
  --field-height:               3rem;
  --field-padding-y:            0.9rem;
  --viewer-image-max:           88rem;
  --viewer-chrome-height:       8rem;
  --viewer-chrome-height-mobile: 10rem;
  --header-padding-mobile:      0.35rem;
  --timestamp-offset:           0.4rem;
  --page-top-mobile:            6.75rem;
  --aside-gap:                  clamp(1.5rem, 4vw, 5rem);
  --aside-min-height:           clamp(28rem, 56vw, 48rem);
  --section-divider-padding:    clamp(2rem, 4vw, 4rem);
  --weight-light:               300;
}

/* ── Dark mode ──────────────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  :root {
    --color-ink:             #f0ebe3;
    --color-ink-muted:       rgba(240, 235, 227, 0.52);
    --color-surface:         #0a0a0a;
    --color-surface-raised:  rgba(10, 10, 10, 0.88);
    --color-surface-sunken:  rgba(10, 10, 10, 0.95);
    --color-surface-overlay: rgba(0, 0, 0, 0.92);
    --color-line:            rgba(240, 235, 227, 0.10);
    --color-line-strong:     rgba(240, 235, 227, 0.18);
    --color-focus:           #f0ebe3;
    --color-accent:          #f0ebe3;
    --color-accent-hover:    #ffffff;
    --color-accent-light:    rgba(240, 235, 227, 0.08);
    --color-image-bg:        rgba(240, 235, 227, 0.04);
    --color-selection:       rgba(240, 235, 227, 0.14);
    --lozenge-bg:            rgba(240, 235, 227, 0.08);
    --lozenge-bg-hover:      var(--color-ink);
    --lozenge-color-hover:   var(--color-surface);
  }
}

/* Base and theme tokens are prepended by the build (base.css → theme.css). */
/* This file contains only selectors — no hardcoded values.                 */

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.45;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

@media (prefers-color-scheme: dark) {
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    background: radial-gradient(
      ellipse 60% 40% at 100% 0%,
      rgba(200, 170, 120, 0.10) 0%,
      transparent 70%
    );
  }
}

img,
video {
  display: block;
  max-width: 100%;
}

a,
button,
input {
  font: inherit;
  color: inherit;
}

a {
  text-decoration: none;
}

button {
  border: 0;
  background: none;
  padding: 0;
  cursor: pointer;
}

[hidden] {
  display: none !important;
}

::selection {
  background: var(--color-selection);
}

:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

.page {
  min-height: 100vh;
}

.shell-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  padding: 0 calc((100% - var(--page-width)) / 2 + var(--grid-inset));
  transition:
    background-color var(--duration-normal) ease,
    border-color var(--duration-normal) ease,
    backdrop-filter var(--duration-normal) ease;
}

/* No header background — lozenges float over photos */
.shell-header--solid {
  background: var(--color-surface-raised);
  border-bottom: 1px solid var(--color-line);
  backdrop-filter: blur(var(--blur-glass));
}

/* At page top (over the yellow surface): solid black lozenges */
.shell-header:not(.is-scrolled) .section-nav__link,
.shell-header:not(.is-scrolled) .shell-nav a,
.shell-header:not(.is-scrolled) .hamburger {
  background: var(--lozenge-bg-solid);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.shell-header__inner {
  width: var(--page-width);
  min-height: var(--nav-height);
  margin: 0 auto;
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

/* ── Crumb nav ────────────────────────────────────────── */

.crumb-nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

/* ── Shell nav (right side, hidden on scroll) ─────────── */

.shell-nav {
  display: flex;
  flex-shrink: 0;
  gap: var(--space-2);
  transition: opacity var(--duration-normal) ease;
}

.shell-header.is-scrolled .shell-nav {
  display: none;
}

/* Lozenge nav links — frosted glass */
.shell-nav a {
  display: inline-flex;
  align-items: center;
  height: var(--lozenge-height);
  padding: var(--lozenge-padding);
  font-size: var(--text-micro);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--lozenge-color);
  background: var(--lozenge-bg);
  backdrop-filter: var(--lozenge-blur);
  -webkit-backdrop-filter: var(--lozenge-blur);
  border-radius: var(--lozenge-radius);
  text-decoration: none;
  transition:
    color var(--duration-fast) ease,
    background var(--duration-fast) ease;
}

.shell-nav a:hover,
.shell-nav a:focus-visible {
  color: var(--lozenge-color-hover);
  background: var(--lozenge-bg-hover);
}

/* ── Hamburger (appears on scroll) ───────────────────── */

.hamburger {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: var(--lozenge-height);
  height: var(--lozenge-height);
  padding: var(--space-1);
  background: var(--lozenge-bg);
  border-radius: var(--lozenge-radius);
}

.hamburger span {
  display: block;
  width: 100%;
  height: 1px;
  background: var(--lozenge-color);
}

.hamburger-menu {
  width: var(--page-width);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-3) 0 var(--space-4);
  border-top: 1px solid var(--color-line);
}

.hamburger-menu a {
  font-size: var(--text-micro);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-muted);
  text-decoration: none;
  padding: var(--space-1) 0;
}

.hamburger-menu a:hover { color: var(--color-ink); }

.hamburger-menu__divider {
  border: none;
  border-top: 1px solid var(--color-line);
  margin: var(--space-1) 0;
}

.hamburger-menu__search {
  padding: var(--space-1) 0;
}

.hamburger-menu__search-input {
  width: 100%;
  background: none;
  border: none;
  border-bottom: 1px solid var(--color-line);
  padding: var(--space-1) 0;
  font-size: var(--text-micro);
  letter-spacing: 0.08em;
  color: var(--color-ink-muted);
  outline: none;
  appearance: textfield;
  -moz-appearance: textfield;
}

.hamburger-menu__search-input::placeholder {
  color: var(--color-ink-muted);
}

.hamburger-menu__search-input:focus {
  color: var(--color-ink);
  border-bottom-color: var(--color-ink);
}

.hamburger-menu__search-input::-webkit-outer-spin-button,
.hamburger-menu__search-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
}

/* ── Section jump nav track ───────────────────────────── */

.section-nav__track {
  display: flex;
  gap: var(--space-1);
  overflow-x: auto;
  scrollbar-width: none;
  min-width: 0;
}

.section-nav__track::-webkit-scrollbar { display: none; }

/* ── Lozenge groups with animated submenus ────────── */

.lozenge-group {
  position: relative;
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.lozenge-submenu {
  position: absolute;
  top: calc(100% + var(--space-1));
  left: 0;
  display: flex;
  flex-wrap: nowrap;
  gap: var(--space-1);
  z-index: 50;
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition:
    opacity var(--duration-fast) ease,
    transform var(--duration-fast) ease;
  white-space: nowrap;
}

/* Desktop hover opens submenu */
@media (hover: hover) and (pointer: fine) {
  .lozenge-group:hover .lozenge-submenu {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }
}

/* Click/tap toggle also opens submenu */
.lozenge-group.is-open .lozenge-submenu {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* Coming-soon lozenges in submenu */
.section-nav__link.is-coming-soon {
  opacity: 0.38;
  cursor: default;
  pointer-events: none;
}

/* Responsive wordmark */
.wordmark-short { display: none; }
@media (max-width: 52rem) {
  .wordmark-full { display: none; }
  .wordmark-short { display: inline; }
}

.section-nav__link {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  height: var(--lozenge-height);
  padding: var(--lozenge-padding);
  font-size: var(--text-micro);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--lozenge-color);
  background: var(--lozenge-bg);
  backdrop-filter: var(--lozenge-blur);
  -webkit-backdrop-filter: var(--lozenge-blur);
  border-radius: var(--lozenge-radius);
  text-decoration: none;
  white-space: nowrap;
  transition:
    color var(--duration-fast) ease,
    background var(--duration-fast) ease;
}

.section-nav__link:hover,
.section-nav__link:focus-visible {
  color: var(--lozenge-color-hover);
  background: var(--lozenge-bg-hover);
}

.section-nav__link.is-active {
  color: var(--lozenge-color-hover);
  background: var(--lozenge-bg-hover);
}

.section-anchor {
  height: 1px;
  margin: 0;
  padding: 0;
}

.gallery-page,
.subpage-shell {
  width: var(--page-width);
  margin: 0 auto;
  padding: var(--page-top) var(--grid-inset) var(--space-16);
}

.gallery-page {
  display: grid;
  gap: var(--space-6);
}

.gallery-page--saved {
  gap: var(--space-4);
}

.page-topline,
.subpage-copy {
  width: min(100%, var(--width-topline));
}

.subpage-shell {
  width: var(--copy-width);
  display: grid;
  gap: var(--space-12);
}

.page-kicker {
  color: var(--color-ink-muted);
}

.page-title {
  margin: var(--space-3) 0 0;
  font-family: var(--font-display);
  font-size: var(--text-page-title);
  font-weight: var(--weight-medium);
  line-height: 1.05;
}

.page-copy {
  max-width: var(--width-copy-text);
  margin: var(--space-4) 0 0;
  color: var(--color-ink-muted);
}

.gallery-stream {
  display: grid;
  gap: var(--stream-gap);
}

.stream-row {
  display: grid;
  gap: var(--stream-gap);
  align-items: start;
}

.image-tile {
  position: relative;
  min-width: 0;
}

.image-tile__open {
  display: block;
  width: 100%;
  text-align: left;
}

@keyframes tile-pulse {
  0%, 100% { background-color: var(--color-image-bg); }
  50%       { background-color: rgba(18, 18, 18, 0.09); }
}

.image-tile__frame {
  background: var(--color-image-bg);
  animation: tile-pulse 1.8s ease-in-out infinite;
}

.image-tile__image {
  width: 100%;
  height: auto;
  vertical-align: middle;
  transition:
    opacity var(--duration-normal) ease,
    transform var(--duration-image-hover) ease;
}

.image-tile__open:hover .image-tile__image,
.image-tile__open:focus-visible .image-tile__image {
  opacity: 0.96;
  transform: scale(1.006);
}

/* ── Heart save lozenge on image tiles ───────────────── */

/* ── Shared overlay chip styles ─────────────────────── */

.image-tile__timestamp,
.image-tile__section-tag,
.save-chip {
  position: absolute;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  height: var(--lozenge-height);
  padding: var(--lozenge-padding);
  border-radius: var(--lozenge-radius);
  font-size: var(--text-stamp);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.82);
  text-shadow: var(--shadow-text-overlay-soft);
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition:
    background var(--duration-fast) ease,
    backdrop-filter var(--duration-fast) ease,
    color var(--duration-fast) ease;
}

.image-tile__timestamp:hover,
.image-tile__section-tag:hover,
.save-chip:hover,
.save-chip:focus-visible {
  background: var(--lozenge-bg);
  backdrop-filter: var(--lozenge-blur);
  -webkit-backdrop-filter: var(--lozenge-blur);
  color: var(--lozenge-color);
  text-shadow: none;
}

/* ── Timestamp — bottom left ─────────────────────────── */

.image-tile__timestamp {
  bottom: calc(var(--lozenge-height) + var(--space-2) + var(--space-1));
  left: var(--space-2);
  margin: 0;
  pointer-events: auto;
  cursor: default;
}

/* ── Section tag — bottom left below timestamp ───────── */

.image-tile__section-tag {
  bottom: var(--space-2);
  left: var(--space-2);
  margin: 0;
  pointer-events: auto;
  cursor: default;
}

/* ── Save chip — bottom right ────────────────────────── */

.save-chip {
  bottom: var(--space-2);
  right: var(--space-2);
  gap: var(--space-1);
  cursor: pointer;
}

/* Saved state */
.save-chip[aria-pressed="true"] {
  background: var(--lozenge-bg);
  backdrop-filter: var(--lozenge-blur);
  -webkit-backdrop-filter: var(--lozenge-blur);
  color: var(--lozenge-color);
  text-shadow: none;
}

/* ── Heart + saved count in header nav ───────────────── */

.shell-nav__heart,
.shell-nav__saved {
  font-size: var(--text-body);
  line-height: 1;
}

.shell-nav__saved {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}

.shell-nav__saved-count {
  font-size: var(--text-micro);
  letter-spacing: 0.06em;
}


.image-tile__caption,
.stream-row__aside p {
  margin: 0;
  padding-top: var(--caption-gap);
  font-size: var(--text-caption);
  line-height: 1.1;
  font-weight: var(--weight-medium);
  max-width: var(--caption-width);
}

.image-tile__caption--center {
  margin-inline: auto;
  text-align: center;
}

.image-tile__caption--end {
  margin-left: auto;
  text-align: right;
}

.stream-row--aside {
  grid-template-columns: minmax(0, 1fr);
  align-items: end;
}

.stream-row__aside {
  display: grid;
  align-content: end;
  min-height: 100%;
}

/* ── Gallery title card ──────────────────────────────── */

.gallery-opener {
  padding: clamp(2rem, 5vw, 5rem) 0 clamp(1rem, 3vw, 2rem);
  text-align: center;
}

.gallery-opener__meta {
  margin: 0 0 var(--space-4);
  font-size: var(--text-stamp);
  color: var(--color-ink-muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.gallery-opener__title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(3rem, 10vw, 7rem);
  font-weight: var(--weight-light);
  font-style: italic;
  line-height: 1.05;
  color: var(--color-ink);
}

/* ── Section dividers in photo stream ───────────────── */

.section-divider {
  padding: var(--section-divider-padding) 0 var(--space-2);
  border-top: 1px solid var(--color-line);
}

.section-divider__label {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--text-section);
  font-weight: var(--weight-light);
  font-style: italic;
  line-height: 1.1;
  color: var(--color-ink-muted);
}

.gallery-stream__sentinel {
  height: 1px;
}

.gallery-stream__status {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-ink-muted);
}

.utility-button,
.utility-link {
  display: inline-flex;
  align-items: center;
  text-decoration: underline;
  text-decoration-color: var(--color-line-strong);
  text-underline-offset: 3px;
  transition:
    text-decoration-color var(--duration-fast) ease,
    color var(--duration-fast) ease;
}

.utility-button:hover,
.utility-button:focus-visible,
.utility-link:hover,
.utility-link:focus-visible {
  text-decoration-color: var(--color-ink);
}

.utility-button--filled {
  font-weight: var(--weight-medium);
  text-decoration-color: var(--color-ink);
}

.viewer {
  position: fixed;
  inset: 0;
  display: grid;
  grid-template-rows: auto 1fr;
  align-items: stretch;
  padding: var(--gutter);
  background: var(--color-surface-overlay);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) ease;
  z-index: 70;
}

.viewer.is-open {
  opacity: 1;
  pointer-events: auto;
}

.viewer__chrome {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-4);
}

.viewer__meta {
  display: grid;
  gap: var(--space-1);
  color: var(--color-on-overlay);
}

.viewer__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--space-3);
}

.viewer .utility-button {
  color: var(--color-on-overlay-secondary);
  text-decoration-color: var(--color-on-overlay-dim);
}

.viewer .utility-button:hover,
.viewer .utility-button:focus-visible,
.viewer .utility-button[aria-pressed="true"] {
  color: var(--color-on-overlay-strong);
  text-decoration-color: var(--color-on-overlay-muted);
}

.viewer__frame {
  margin: 0;
  display: grid;
  place-items: center;
  min-height: 0;
}

.viewer__frame img {
  max-width: min(100%, var(--viewer-image-max));
  max-height: calc(100vh - var(--viewer-chrome-height));
  width: auto;
  height: auto;
  object-fit: contain;
}

.viewer__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-on-overlay-muted);
  text-decoration: underline;
  text-decoration-color: var(--color-on-overlay-dim);
  text-underline-offset: 3px;
  transition:
    color var(--duration-fast) ease,
    text-decoration-color var(--duration-fast) ease;
}

.viewer__nav:hover,
.viewer__nav:focus-visible {
  color: var(--color-on-overlay-strong);
  text-decoration-color: var(--color-on-overlay-muted);
}

.viewer__nav--prev {
  left: var(--gutter);
}

.viewer__nav--next {
  right: var(--gutter);
}

.upload-form {
  display: grid;
  gap: var(--space-6);
}

.upload-form__grid {
  display: grid;
  gap: var(--space-6);
}

.field {
  display: grid;
  gap: var(--space-3);
}

.field span {
  color: var(--color-ink-muted);
}

.field input {
  width: 100%;
  min-height: var(--field-height);
  padding: 0 0 var(--field-padding-y);
  border: 0;
  border-bottom: 1px solid var(--color-line-strong);
  border-radius: 0;
  background: transparent;
}

.field input:focus-visible {
  outline: none;
  border-bottom-color: var(--color-ink);
}

.field--file input {
  min-height: auto;
  padding-bottom: 0;
}

.upload-form__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
}

.upload-form__status {
  min-height: var(--text-body);
  color: var(--color-ink-muted);
}

.upload-form__status[data-state="error"] {
  color: var(--color-ink);
}

.upload-form__status[data-state="success"] {
  color: var(--color-ink);
}

.upload-form__note {
  color: var(--color-ink-muted);
}

.empty-state {
  color: var(--color-ink-muted);
}

@media (min-width: 52rem) {
  .stream-row--duo {
    grid-template-columns: minmax(0, var(--row-a, 1fr)) minmax(0, var(--row-b, 1fr));
  }

  .stream-row--aside {
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1fr);
    column-gap: var(--aside-gap);
    min-height: var(--aside-min-height);
  }

  .stream-row--aside-right {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
  }

  .stream-row--aside .image-tile {
    align-self: start;
  }

  .stream-row--aside .image-tile__caption {
    max-width: var(--caption-width-narrow);
  }

  .upload-form__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 51.999rem) {
  :root {
    --nav-height: auto;
    --page-top: var(--page-top-mobile);
  }

  .shell-header {
    padding-top: var(--header-padding-mobile);
    padding-bottom: var(--header-padding-mobile);
  }

  .shell-header__inner {
    align-items: center;
    flex-direction: row;
    padding: var(--header-padding-mobile) 0;
    gap: var(--space-2);
  }

  /* On mobile, always show hamburger, always hide shell-nav */
  .shell-nav { display: none !important; }
  .hamburger { display: flex !important; }

  .shell-nav {
    justify-content: flex-start;
    gap: var(--space-3);
  }

  .stream-row--aside {
    min-height: auto;
  }

  /* save-chip always visible — no opacity override needed on mobile */

  .viewer {
    padding: var(--space-4);
  }

  .viewer__frame img {
    max-height: calc(100vh - var(--viewer-chrome-height-mobile));
  }

  .viewer__nav {
    top: auto;
    bottom: var(--space-4);
    transform: none;
  }

  .viewer__nav--prev {
    left: var(--space-4);
  }

  .viewer__nav--next {
    right: var(--space-4);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0ms !important;
    animation-duration: 0ms !important;
  }
}