/*
 * Public site, mobile-first. Same look as the admin: photos first, little chrome.
 * Components: .btn, .card, .grid, .tag, .alert, .viewer, .form-field
 */

@font-face {
  font-family: "DM Sans";
  src: url("/assets/dm-sans-6b17fafd.woff2") format("woff2");
  font-weight: 100 1000;
  font-display: swap;
}

:root {
  color-scheme: light dark;

  --color-bg: #f3f6f9;
  --color-surface: #ffffff;
  --color-text: #15212b;
  --color-muted: #566675;
  --color-border: #d9e2ea;
  --color-accent: #15212b;
  --color-accent-text: #ffffff;
  --color-error: #c8102e;
  --color-placeholder: #d9e2ea;
  --color-viewer-bg: #141415;
  --color-viewer-text: #f3f6f9;
  --color-focus: #3b82f6;

  --font-body: "DM Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-size-small: 0.875rem;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;

  --radius: 0.625rem;
  --tap-size: 3rem;
  --content-width: 73.75rem;
  --text-width: 40rem;
}

/* Dark theme: the visitor's choice (data-theme), otherwise the system setting. */

:root[data-theme="light"] { color-scheme: light; }

:root[data-theme="dark"] {
  color-scheme: dark;
  --color-bg: #191a1c;
  --color-surface: #232427;
  --color-text: #f1f1ef;
  --color-muted: #a9abaf;
  --color-border: #36383c;
  --color-accent: #f1f1ef;
  --color-accent-text: #191a1c;
  --color-error: #ff9c8f;
  --color-placeholder: #36383c;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --color-bg: #191a1c;
    --color-surface: #232427;
    --color-text: #f1f1ef;
    --color-muted: #a9abaf;
    --color-border: #36383c;
    --color-accent: #f1f1ef;
    --color-accent-text: #191a1c;
    --color-error: #ff9c8f;
    --color-placeholder: #36383c;
  }
}

/* Base */

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

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  line-height: 1.6;
}

h1, h2 { line-height: 1.2; margin: 0; font-weight: 600; }
h1 { font-size: clamp(2rem, 4vw, 2.8rem); letter-spacing: -0.02em; text-wrap: balance; }
h2 { font-size: 1.125rem; }
a { color: inherit; }
img { max-width: 100%; height: auto; display: block; }
:focus-visible { outline: 2px solid var(--color-focus); outline-offset: 2px; }
[hidden] { display: none !important; }

.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip-path: inset(50%); white-space: nowrap;
}

.icon { display: inline-block; vertical-align: -0.15em; flex: none; }
.empty { color: var(--color-muted); }
.prose { max-width: var(--text-width); }
.prose p { margin: 0 0 var(--space-4); }

/* Images: light deterrent against saving */
.site img { -webkit-user-drag: none; user-select: none; -webkit-touch-callout: none; }

/* Layout */

.site-header {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: var(--space-2) var(--space-6);
  padding: var(--space-4);
  max-width: var(--content-width); width: 100%; margin: 0 auto;
}

.site-header__brand { font-weight: 600; font-size: 1.125rem; text-decoration: none; }
.site-nav { display: flex; gap: var(--space-1); }
.site-nav__link { padding: var(--space-1) var(--space-4); border-radius: 999px; color: var(--color-muted); text-decoration: none; }
.site-nav__link:hover { color: var(--color-text); }
.site-nav__link[aria-current] { background: var(--color-text); color: var(--color-bg); }

.site-main {
  flex: 1;
  max-width: var(--content-width); width: 100%; margin: 0 auto;
  padding: var(--space-4);
  display: grid; gap: var(--space-6); align-content: start;
}

.site-footer {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-2) var(--space-6);
  max-width: var(--content-width); width: 100%; margin: 0 auto;
  padding: var(--space-8) var(--space-4);
  color: var(--color-muted);
  font-size: var(--font-size-small);
}

.site-footer__links { display: flex; gap: var(--space-4); }
.copyright { margin: 0; color: var(--color-muted); font-size: var(--font-size-small); }

/* Buttons */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  min-height: var(--tap-size);
  padding: var(--space-2) var(--space-6);
  border: 1px solid var(--color-accent);
  border-radius: 999px;
  background: var(--color-accent);
  color: var(--color-accent-text);
  font: inherit;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
}

.btn--icon {
  min-width: var(--tap-size);
  padding: 0;
  background: transparent;
  border-color: transparent;
  color: inherit;
  font-size: 1.75rem;
  line-height: 1;
}

/* Grids */

.grid { list-style: none; margin: 0; padding: 0; }

.grid--albums { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-8) var(--space-4); }

@media (min-width: 30rem) { .grid--albums { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (min-width: 48rem) { .grid--albums { grid-template-columns: repeat(3, minmax(0, 1fr)); } }

/* Photos in columns, each at its own proportions: nothing is cropped. */
.grid--photos { columns: 2; column-gap: var(--space-2); }
.grid--photos > li { break-inside: avoid; margin-bottom: var(--space-2); }

@media (min-width: 48rem) { .grid--photos { columns: 3; } }

.grid__link { display: block; }
.grid__link img { width: 100%; border-radius: var(--radius); }

/* Cards (album list) */

.card { display: grid; gap: var(--space-3); text-decoration: none; }
.card__media { overflow: hidden; border-radius: var(--radius); }
.card__media img, .card__media .placeholder { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.card__media img { transition: transform 0.35s; }
.card:hover .card__media img { transform: scale(1.03); }

@media (prefers-reduced-motion: reduce) {
  .card__media img { transition: none; }
}

.card:hover .card__title { text-decoration: underline; }
.card__body { display: grid; gap: var(--space-1); }
.card__title { display: flex; align-items: center; gap: var(--space-2); }
.card__meta { margin: 0; color: var(--color-muted); font-size: var(--font-size-small); }

.placeholder, .rendition-placeholder {
  display: grid; place-items: center;
  width: 100%; aspect-ratio: 4 / 3;
  background: var(--color-placeholder);
  color: var(--color-muted);
  font-size: var(--font-size-small);
}

/* Album */

.album-header { display: grid; gap: var(--space-2); }
.album-header__meta { margin: 0; color: var(--color-muted); }

.tags { display: flex; flex-wrap: wrap; gap: var(--space-2); margin: 0; }
.tag {
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: var(--font-size-small);
}

/* Password form */

.locked {
  max-width: 26rem; width: 100%; margin: var(--space-8) auto;
  display: grid; gap: var(--space-4); justify-items: start;
}

.locked > .icon { width: 2rem; height: 2rem; color: var(--color-muted); }
.locked p { margin: 0; }
.alert { color: var(--color-error); }

.form { display: grid; gap: var(--space-4); width: 100%; }
.form-field { display: grid; gap: var(--space-1); }
.form-field__label { font-weight: 600; }
.form-field__label abbr { text-decoration: none; color: var(--color-muted); }
.form-field__input {
  width: 100%;
  min-height: var(--tap-size);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
  font: inherit;
}
.form-field__error { margin: 0; color: var(--color-error); font-size: var(--font-size-small); }

/* Photo viewer */

.viewer {
  position: fixed; inset: 0; z-index: 10;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: var(--space-2);
  padding: var(--space-2);
  overflow: auto;
  background: var(--color-viewer-bg);
  color: var(--color-viewer-text);
  touch-action: pan-y pinch-zoom;
}

.viewer__bar { display: flex; align-items: center; justify-content: space-between; }
.viewer__counter { font-size: var(--font-size-small); opacity: 0.8; padding-right: var(--space-2); }

.viewer__figure { margin: 0; display: grid; grid-template-rows: minmax(0, 1fr) auto; gap: var(--space-2); min-height: 0; }
.viewer__image { width: 100%; height: 100%; min-height: 0; object-fit: contain; }
.viewer__caption { text-align: center; font-size: var(--font-size-small); display: grid; gap: var(--space-1); }

.viewer__nav { display: contents; }
.viewer__prev, .viewer__next {
  position: absolute; top: 50%; transform: translateY(-50%);
  background: rgb(0 0 0 / 0.35);
  border-radius: 50%;
}
.viewer__prev { left: var(--space-2); }
.viewer__next { right: var(--space-2); }

.viewer__download {
  display: grid; justify-items: center; gap: var(--space-2);
  padding: var(--space-2) var(--space-2) var(--space-4);
  text-align: center;
}
.viewer__download .btn { background: var(--color-viewer-text); color: var(--color-viewer-bg); border-color: var(--color-viewer-text); }
.viewer__notice { margin: 0; font-size: var(--font-size-small); opacity: 0.8; }

@media (min-width: 48rem) {
  .viewer { padding: var(--space-4); }
  .viewer__prev { left: var(--space-4); }
  .viewer__next { right: var(--space-4); }
}

/* Album map (Leaflet) */

.albums-map { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-8); }
.map { height: min(65vh, 36rem); border-radius: var(--radius); z-index: 0; }

.map-pin__shape {
  display: grid;
  place-items: center;
  width: 100%;
  height: 100%;
  background: var(--color-accent);
  border: 3px solid var(--color-bg);
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  box-shadow: 0 1px 4px rgb(0 0 0 / 0.4);
}
.map-pin__count { transform: rotate(45deg); color: var(--color-accent-text); font-size: 0.75rem; font-weight: 600; line-height: 1; }

.map-cluster {
  display: grid;
  place-items: center;
  background: var(--color-accent);
  border: 3px solid var(--color-bg);
  border-radius: 50%;
  box-shadow: 0 1px 4px rgb(0 0 0 / 0.4);
  color: var(--color-accent-text);
  font-size: var(--font-size-small);
  font-weight: 600;
}

.map .leaflet-container, .map.leaflet-container { font: inherit; }
.map .leaflet-popup-content-wrapper, .map .leaflet-popup-tip { background: var(--color-surface); color: var(--color-text); }
.map .leaflet-popup-content-wrapper { padding: 0; border-radius: var(--radius); overflow: hidden; }
.map .leaflet-popup-content { margin: 0; font-size: 1rem; line-height: inherit; }
.map .leaflet-popup-content .card { color: inherit; }
.map .leaflet-popup-content p { margin: 0; }
.map .card__title { font-size: 1rem; }
.map.leaflet-container a.leaflet-popup-close-button {
  display: grid;
  place-items: center;
  top: var(--space-2);
  right: var(--space-2);
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 50%;
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.3);
}

.map-popup { display: grid; margin: 0; padding: 0; list-style: none; }
.map-popup .card { gap: 0; }
.map-popup .card__media { border-radius: 0; }
.map-popup .card__body { padding: var(--space-3); }

.map-popup--many { max-height: 18rem; overflow-y: auto; padding-block: var(--space-2); }
.map-popup--many .card { grid-template-columns: 4.5rem minmax(0, 1fr); align-items: center; gap: var(--space-3); padding: var(--space-2) var(--space-3); }
.map-popup--many .card__media { border-radius: var(--radius); }
.map-popup--many .card__media img, .map-popup--many .card__media .placeholder { aspect-ratio: 1; }
.map-popup--many .card__body { padding: 0 var(--space-6) 0 0; }

/* Contact */

.contact-email { font-size: 1.25rem; }

/* Language and theme switches */

.prefs { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-1); margin-left: calc(var(--space-2) * -1); }
.prefs form { display: inline; }
.prefs__option {
  min-height: 2.25rem;
  padding: var(--space-1) var(--space-2);
  border: 0;
  background: transparent;
  color: var(--color-muted);
  font: inherit;
  cursor: pointer;
}
.prefs__option:hover, .prefs__option--current { color: var(--color-text); }
.prefs__option--current { font-weight: 600; }