/* Site-wide theme — Peter Petrov / LZ1PBD */
:root {
  --bg-page: #f1f5f9;
  --bg-card: #ffffff;
  --text: #1e293b;
  --text-muted: #64748b;
  --accent: #0f766e;
  --accent-hover: #0d9488;
  --accent-soft: rgba(15, 118, 110, 0.12);
  --border: #e2e8f0;
  --shadow: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 10px 40px rgba(15, 23, 42, 0.1);
  --radius: 12px;
  --font: "DM Sans", system-ui, sans-serif;
  --header-h: 56px;
}

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

html {
  scroll-behavior: smooth;
}

body.site-body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg-page);
  line-height: 1.55;
}

body.site-body.w3-light-grey {
  background: var(--bg-page);
}

/* ——— Header ——— */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.site-header__inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-logo {
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text) !important;
  text-decoration: none;
  white-space: nowrap;
}

.site-logo:hover {
  color: var(--accent) !important;
}

.site-logo__tag {
  font-weight: 500;
  color: var(--accent);
  font-size: 0.85em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-nav a {
  color: var(--text-muted) !important;
  text-decoration: none;
  padding: 0.45rem 0.75rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 500;
  transition: color 0.15s, background 0.15s;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--accent) !important;
  background: var(--accent-soft);
}

.site-nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-card);
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
}

.site-nav-toggle::before,
.site-nav-toggle::after,
.site-nav-toggle span {
  content: "";
  position: absolute;
  left: 10px;
  right: 10px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
}

.site-nav-toggle::before {
  top: 13px;
}

.site-nav-toggle span {
  top: 19px;
  display: block;
}

.site-nav-toggle::after {
  top: 25px;
}

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

  .site-nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 0.75rem 1rem 1rem;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
  }

  .site-header.is-open .site-nav {
    display: flex;
  }
}

/* ——— Main spacing under sticky header ——— */
.site-main {
  padding-top: 0.5rem;
}

/* ——— Hero (home) ——— */
.site-hero {
  max-width: 1400px;
  margin: 0 auto 1.5rem;
  padding: 0 1rem;
}

.site-hero__inner {
  background: linear-gradient(135deg, #0f766e 0%, #115e59 50%, #134e4a 100%);
  color: #f0fdfa;
  border-radius: var(--radius);
  padding: 1.75rem 1.5rem;
  box-shadow: var(--shadow-lg);
}

.site-hero__inner h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.35rem, 3vw, 1.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.site-hero__inner p {
  margin: 0 0 1rem;
  opacity: 0.92;
  max-width: 62ch;
  font-size: 0.98rem;
}

.site-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.site-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 1.1rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.12s, box-shadow 0.12s;
}

.site-btn:focus-visible {
  outline: 2px solid #99f6e4;
  outline-offset: 2px;
}

.site-btn--primary {
  background: #fff;
  color: #115e59 !important;
}

.site-btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.site-btn--ghost {
  background: rgba(255, 255, 255, 0.15);
  color: #fff !important;
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.site-btn--ghost:hover {
  background: rgba(255, 255, 255, 0.25);
}

/* ——— W3 overrides for teal theme ——— */
body.site-body .w3-text-teal,
body.site-body .w3-teal {
  color: var(--accent) !important;
}

body.site-body .w3-teal.w3-tag,
body.site-body .w3-container.w3-teal {
  background-color: var(--accent) !important;
  color: #f8fafc !important;
}

/* Filled teal buttons: text must stay white (global .w3-teal forces accent-colored text) */
body.site-body .w3-button.w3-teal {
  background-color: var(--accent) !important;
  color: #fff !important;
}
body.site-body .w3-button.w3-teal:hover {
  background-color: var(--accent-hover) !important;
  color: #fff !important;
}

/* Текст върху тъмен teal — децата да не наследяват accent от .w3-text-teal */
body.site-body .w3-container.w3-teal h1,
body.site-body .w3-container.w3-teal h2,
body.site-body .w3-container.w3-teal h3,
body.site-body .w3-container.w3-teal h4,
body.site-body .w3-container.w3-teal h5,
body.site-body .w3-container.w3-teal h6,
body.site-body .w3-container.w3-teal p,
body.site-body .w3-container.w3-teal .w3-small,
body.site-body .w3-container.w3-teal .w3-text-teal {
  color: #f8fafc !important;
}

body.site-body .w3-container.w3-teal a {
  color: #ecfdf5 !important;
  text-decoration: underline;
  text-underline-offset: 2px;
}

body.site-body .w3-container.w3-teal a:hover {
  color: #ffffff !important;
}

body.site-body .w3-round-xlarge.w3-teal {
  background: linear-gradient(90deg, var(--accent), var(--accent-hover)) !important;
}

body.site-body .w3-card-4,
body.site-body .w3-card {
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  overflow: hidden;
}

body.site-body .w3-white.w3-card-4 {
  background: var(--bg-card);
}

/* ——— Footer ——— */
.site-footer {
  margin-top: 2rem;
  background: linear-gradient(180deg, #0f766e 0%, #0d5f59 100%) !important;
  color: #ecfdf5 !important;
  padding: 2rem 1rem 2.5rem !important;
}

.site-footer h4 {
  color: #fff !important;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.75rem;
  opacity: 0.95;
}

.site-footer a {
  color: #ccfbf1 !important;
  text-decoration: none;
}

.site-footer a:hover {
  text-decoration: underline;
  color: #fff !important;
}

.site-footer p {
  margin: 0.35rem 0;
  font-size: 0.9rem;
}

/* Sidebar — expandable gallery sections (same links as footer) */
.sidebar-acc {
  margin: 0 0 0.5rem;
  text-align: left;
}

.sidebar-acc__block {
  border: 1px solid var(--border);
  border-radius: 8px;
  margin-bottom: 0.35rem;
  background: rgba(241, 245, 249, 0.8);
}

.sidebar-acc__block summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.45rem 0.75rem;
  color: var(--text);
  list-style: none;
}

.sidebar-acc__block summary::-webkit-details-marker {
  display: none;
}

.sidebar-acc__block summary::before {
  content: "\25B8";
  display: inline-block;
  width: 0.6rem;
  margin-right: 0.35rem;
  transition: transform 0.12s ease;
  color: var(--accent);
  font-size: 0.85rem;
}

.sidebar-acc__block[open] summary::before {
  transform: rotate(90deg);
}

.sidebar-acc__links {
  list-style: none;
  margin: 0;
  padding: 0 0.75rem 0.55rem 1.5rem;
  font-size: 0.82rem;
}
.sidebar-acc__links li {
  margin: 0.2rem 0;
}
.sidebar-acc__links a {
  color: var(--accent) !important;
}
.sidebar-acc__links a:hover {
  text-decoration: underline;
}

/* Galleries hub */
.gallery-hub {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem 2rem;
}

.gallery-hub__intro {
  margin-bottom: 2rem;
}

.gallery-hub__intro h1 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 0.5rem;
  color: var(--text);
}

.gallery-hub__intro p {
  color: var(--text-muted);
  margin: 0;
  max-width: 65ch;
}

.gallery-section {
  margin-bottom: 2.5rem;
}

.gallery-section h2 {
  font-size: 1.15rem;
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--accent-soft);
  color: var(--text);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
}

.gallery-card {
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.15rem;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow);
  transition: border-color 0.15s, box-shadow 0.15s, transform 0.15s;
}

.gallery-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.gallery-card__label {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
  margin: 0 0 0.35rem;
}

.gallery-card__meta {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin: 0;
}

.gallery-card__badge {
  display: inline-block;
  margin-top: 0.65rem;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 0.2rem 0.5rem;
  border-radius: 6px;
}

/* Trip / GPX page */
.trip-page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1rem 2rem;
}

.trip-page__header h1 {
  margin: 0 0 0.35rem;
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
}

.trip-page__header .trip-date {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin: 0 0 1rem;
}

.trip-stats {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.trip-stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  text-align: center;
}

.trip-stat__value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
}

.trip-stat__label {
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 0.25rem;
}

.trip-map-wrap {
  position: relative;
  margin-bottom: 1.25rem;
  width: 100%;
  min-height: 380px;
}

.trip-map-wrap .leaflet-container {
  min-height: 380px;
  width: 100%;
  background: #e2e8f0;
}

/* Leaflet: външни връзки Google Maps / Earth */
.trip-map-external {
  padding: 6px 10px;
  border-radius: 8px;
  font-size: 0.8rem;
  line-height: 1.35;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 1px 6px rgba(15, 23, 42, 0.18);
  max-width: min(100%, 22rem);
}

.trip-map-external__link {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

.trip-map-external__link:hover {
  text-decoration: underline;
}

.trip-map-external__sep {
  color: var(--text-muted);
  margin: 0 0.15rem;
}

/* Слоеве: контролът е top-left, бутонът за цял екран — top-right */
.trip-map-wrap .leaflet-top.leaflet-left {
  margin-top: 6px;
  margin-left: 6px;
}

/* По-видим бутон за избор на тип карта (Leaflet layers) */
.trip-map-wrap .leaflet-control-layers {
  background: rgba(255, 255, 255, 0.98) !important;
  border: 2px solid var(--accent) !important;
  border-radius: 12px !important;
  box-shadow: 0 2px 14px rgba(15, 23, 42, 0.22) !important;
}

.trip-map-wrap .leaflet-control-layers-toggle {
  width: 44px !important;
  height: 44px !important;
  background-color: #fff !important;
  border-radius: 10px !important;
  /* Leaflet default използва images/layers.png спрямо leaflet.css; без файловете в
     vendor/leaflet/images/ бутонът остава празен. Явен път спрямо site.css: */
  background-image: url("../vendor/leaflet/images/layers.png") !important;
  background-repeat: no-repeat !important;
  background-position: 50% 50% !important;
  background-size: 26px 26px !important;
}

.trip-map-wrap .leaflet-retina .leaflet-control-layers-toggle {
  background-image: url("../vendor/leaflet/images/layers-2x.png") !important;
  background-size: 26px 26px !important;
}

.trip-map-wrap .leaflet-control-layers-toggle:hover {
  background-color: #f0fdfa !important;
}

.trip-map-wrap .leaflet-control-layers-expanded {
  padding: 10px 12px 10px 10px;
  min-width: 11rem;
}

.trip-map-wrap .leaflet-control-layers-base label {
  font-size: 0.9rem;
  line-height: 1.5;
  margin-bottom: 0.35rem;
}

.trip-map-expand-btn {
  position: absolute;
  top: max(10px, env(safe-area-inset-top));
  right: max(10px, env(safe-area-inset-right));
  z-index: 1000;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.95);
  color: var(--text);
  font-size: 1.25rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.2);
  transition: background 0.15s, transform 0.15s;
}

.trip-map-expand-btn:hover {
  background: #fff;
  transform: scale(1.04);
}

.trip-map-wrap--expanded .trip-map-expand-btn {
  display: none;
}

.trip-map-wrap--expanded {
  position: fixed;
  inset: 0;
  z-index: 450;
  margin: 0 !important;
  padding: max(10px, env(safe-area-inset-top)) max(10px, env(safe-area-inset-right))
    max(10px, env(safe-area-inset-bottom)) max(10px, env(safe-area-inset-left));
  box-sizing: border-box;
  background: rgba(15, 23, 42, 0.35);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
}

.trip-map-wrap--expanded #trip-map {
  height: min(92vh, calc(100dvh - 36px)) !important;
  max-height: none;
  margin-bottom: 0 !important;
  border-radius: var(--radius);
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.25);
}

.trip-map-expand-close {
  position: fixed;
  top: max(10px, env(safe-area-inset-top));
  right: max(10px, env(safe-area-inset-right));
  z-index: 460;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 10px;
  background: rgba(15, 23, 42, 0.85);
  color: #f8fafc;
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.15s;
}

.trip-map-expand-close:hover {
  background: rgba(15, 23, 42, 0.95);
}

body.trip-map-expanded {
  overflow: hidden;
}

#trip-map {
  height: 380px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  margin-bottom: 1.25rem;
  background: #e2e8f0;
}

.trip-map-wrap #trip-map {
  margin-bottom: 0;
}

.trip-gpx-download {
  margin: 0.35rem 0 1.25rem;
  font-size: 0.9rem;
}

.trip-gpx-download__link {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.trip-gpx-download__link:hover {
  text-decoration: underline;
}

.trip-gpx-note {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: -0.5rem 0 1rem;
}

.trip-gpx-status {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.85rem;
}

.trip-gpx-status--error {
  color: #b91c1c;
  font-weight: 600;
}

.trip-gpx-note--warn {
  color: #92400e;
  background: #fffbeb;
  border: 1px solid #fcd34d;
  padding: 0.85rem 1rem;
  border-radius: var(--radius);
  margin: 0 0 1rem;
  line-height: 1.45;
}

.trip-gpx-note--warn code {
  font-size: 0.8rem;
  word-break: break-all;
}

.trip-photos h2 {
  font-size: 1.1rem;
  margin: 1.5rem 0 0.75rem;
}

/* ——— Photo lightbox (galleries: main .gallery-lightbox + #photo-lightbox) ——— */
.photo-lightbox {
  position: fixed;
  inset: 0;
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: max(10px, env(safe-area-inset-top)) max(10px, env(safe-area-inset-right))
    max(10px, env(safe-area-inset-bottom)) max(10px, env(safe-area-inset-left));
  box-sizing: border-box;
  background: rgba(15, 23, 42, 0.94);
  cursor: zoom-out;
}

.photo-lightbox[hidden] {
  display: none !important;
}

.photo-lightbox__close {
  position: absolute;
  top: max(10px, env(safe-area-inset-top));
  right: max(10px, env(safe-area-inset-right));
  z-index: 3;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.12);
  color: #f8fafc;
  font-size: 1.75rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.15s;
}

.photo-lightbox__close:hover {
  background: rgba(255, 255, 255, 0.22);
}

.photo-lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: min(52px, 12vw);
  height: min(52px, 12vw);
  min-width: 44px;
  min-height: 44px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.1);
  color: #f8fafc;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  transition: background 0.15s;
}

.photo-lightbox__nav:hover {
  background: rgba(255, 255, 255, 0.2);
}

.photo-lightbox__nav--prev {
  left: max(8px, env(safe-area-inset-left));
}

.photo-lightbox__nav--next {
  right: max(8px, env(safe-area-inset-right));
}

.photo-lightbox__inner {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  max-width: min(96vw, 1600px);
  max-height: min(92vh, calc(100dvh - 40px));
  cursor: default;
}

.photo-lightbox__img {
  display: block;
  max-width: min(96vw, 1600px);
  max-height: min(84vh, calc(100dvh - 88px));
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 12px 48px rgba(0, 0, 0, 0.45);
}

.photo-lightbox__counter {
  margin: 0.65rem 0 0;
  padding: 0;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: rgba(248, 250, 252, 0.88);
  text-align: center;
}

body.photo-lightbox-open {
  overflow: hidden;
}

main .gallery-lightbox .w3-card img {
  cursor: zoom-in;
}