* {
  box-sizing: border-box;
}

:root {
  --bg: #0d0f12;
  --panel: #161a20;
  --panel-2: #1d222a;
  --border: #2a313c;
  --text: #f2f3f5;
  --text-dim: #9aa3af;
  --accent: #6c8cff;
  --accent-hover: #5577ee;
  --danger: #f06565;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: radial-gradient(circle at top, #161b22 0%, var(--bg) 60%);
  color: var(--text);
  min-height: 100vh;
}

header {
  padding: 18px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(6px);
  position: sticky;
  top: 0;
  background: rgba(13, 15, 18, 0.85);
  z-index: 10;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  font-size: 22px;
}

header h1 {
  font-size: 19px;
  margin: 0;
  font-weight: 600;
  letter-spacing: 0.2px;
  background: linear-gradient(90deg, #ffffff, #9bb3ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

#count {
  color: var(--text-dim);
  font-size: 13px;
  background: var(--panel-2);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
}

#mapLink {
  color: var(--text);
  font-size: 13px;
  background: var(--panel-2);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease;
}

#mapLink:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.header-right a {
  color: var(--text);
  font-size: 13px;
  background: var(--panel-2);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  text-decoration: none;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.header-right a:hover {
  background: var(--accent);
  border-color: var(--accent);
}

.brand {
  cursor: pointer;
}

#landing {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 70px);
  padding: 24px;
}

#landing[hidden] {
  display: none;
}

.landing-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  width: 100%;
  max-width: 600px;
  text-align: center;
}

.landing-icon {
  font-size: 48px;
}

.landing-box h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
  color: var(--text);
}

.landing-search {
  display: flex;
  width: 100%;
  gap: 10px;
}

.landing-search input {
  flex: 1;
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 14px 20px;
  font-size: 14px;
  transition: border-color 0.15s ease;
}

.landing-search input:focus {
  outline: none;
  border-color: var(--accent);
}

.landing-search button {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 999px;
  padding: 0 26px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.15s ease;
}

.landing-search button:hover {
  background: var(--accent-hover);
}

.landing-search button:disabled {
  opacity: 0.7;
  cursor: default;
}

.landing-error {
  color: var(--danger);
  font-size: 13px;
  min-height: 18px;
}

.viewer-search-bar {
  display: flex;
  gap: 10px;
  padding: 16px 28px 0;
}

.viewer-search-bar input {
  flex: 1;
  max-width: 520px;
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 13.5px;
  transition: border-color 0.15s ease;
}

.viewer-search-bar input:focus {
  outline: none;
  border-color: var(--accent);
}

.viewer-search-bar button {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 999px;
  padding: 0 20px;
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 500;
  transition: background 0.15s ease;
}

.viewer-search-bar button:hover {
  background: var(--accent-hover);
}

.viewer-search-bar button:disabled {
  opacity: 0.7;
  cursor: default;
}

#newSearchError {
  padding: 6px 28px 0;
  min-height: 0;
}

.viewer-toolbar {
  padding: 16px 28px 0;
}

.panel-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

#loadError {
  color: var(--danger);
  font-size: 13px;
}

#saveStatus {
  color: var(--text-dim);
  font-size: 13px;
}

#saveBtn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 9px 18px;
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 500;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.1s ease;
}

#saveBtn:hover {
  background: var(--accent);
  border-color: var(--accent);
}

#saveBtn:active {
  transform: scale(0.97);
}

#saveBtn.saved {
  background: linear-gradient(90deg, #2f9e44, #51cf66);
  border-color: transparent;
  color: white;
}

.property-info {
  margin: 16px 28px 0;
  padding: 16px 18px;
  border-radius: 10px;
  background: var(--panel);
  border: 1px solid var(--border);
}

.property-title {
  margin: 0 0 8px;
  font-size: 18px;
  font-weight: 600;
}

.property-location,
.property-contact {
  color: var(--text-dim);
  font-size: 13.5px;
  margin-bottom: 6px;
}

.property-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.property-specs span {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 12.5px;
  color: var(--text);
}

#videoSection {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  padding: 24px 28px 0;
}

.video-card {
  border-radius: 12px;
  overflow: hidden;
  background: var(--panel-2);
  border: 1px solid var(--border);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
}

.video-card video {
  width: 100%;
  display: block;
  aspect-ratio: 16 / 9;
  background: #000;
}

#grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  padding: 24px 28px 40px;
}

.card {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 12px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.35);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.5);
}

.card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.25s ease;
}

.card:hover img {
  transform: scale(1.04);
}

.badge {
  position: absolute;
  top: 8px;
  left: 8px;
  background: linear-gradient(90deg, #2f9e44, #51cf66);
  color: white;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 999px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.tile-rotate-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(13, 15, 18, 0.65);
  color: white;
  font-size: 15px;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.15s ease, background 0.15s ease, transform 0.15s ease;
}

.card:hover .tile-rotate-btn {
  opacity: 1;
}

.tile-rotate-btn:hover {
  background: var(--accent);
  transform: rotate(45deg);
}

.bookmarks-toolbar {
  padding: 16px 28px 0;
}

.bookmarks-toolbar button {
  background: var(--accent);
  color: white;
  border: none;
  border-radius: 6px;
  padding: 9px 18px;
  cursor: pointer;
  font-size: 13.5px;
  font-weight: 500;
}

.bookmarks-toolbar button:hover {
  background: var(--accent-hover);
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  padding: 16px 28px 40px;
}

.empty-state {
  margin: 40px 28px;
  color: var(--text-dim);
  font-size: 14px;
  text-align: center;
}

.back-link {
  display: inline-block;
  margin: 16px 28px 0;
  color: var(--text-dim);
  font-size: 13.5px;
  text-decoration: none;
}

.back-link:hover {
  color: var(--text);
}

.bookmark-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.bookmark-overlay {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 10px 12px;
  background: linear-gradient(180deg, transparent, rgba(0, 0, 0, 0.85));
  color: white;
}

.bookmark-title {
  font-weight: 600;
  font-size: 14px;
}

.bookmark-subtitle {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.75);
}

.bookmark-price {
  font-size: 12.5px;
  margin-top: 2px;
  color: #9bffb0;
}

.bookmark-delete-btn {
  opacity: 1;
  background: rgba(13, 15, 18, 0.75);
}

#lightbox {
  position: fixed;
  inset: 0;
  background: rgba(5, 6, 8, 0.94);
  backdrop-filter: blur(4px);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

#lightbox.open {
  display: flex;
}

#lightbox-img {
  max-width: 88vw;
  max-height: 80vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.6);
  transition: transform 0.2s ease;
}

.lightbox-top {
  position: absolute;
  top: 18px;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--text);
}

#lightbox-counter {
  font-size: 13.5px;
  color: var(--text-dim);
  background: var(--panel-2);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 999px;
}

#sizeSelect {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 13px;
  cursor: pointer;
}

.icon-btn {
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 12px;
  font-size: 16px;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}

.icon-btn:hover {
  background: var(--accent);
  transform: rotate(15deg);
}

#lightbox-close {
  position: absolute;
  top: 16px;
  right: 24px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  font-size: 22px;
  color: var(--text);
  cursor: pointer;
  background: var(--panel-2);
  border: 1px solid var(--border);
  line-height: 1;
  transition: background 0.15s ease;
}

#lightbox-close:hover {
  background: var(--danger);
  border-color: var(--danger);
}

.nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text);
  font-size: 26px;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  cursor: pointer;
  transition: background 0.15s ease, transform 0.15s ease;
}

.nav-btn:hover {
  background: var(--accent);
  transform: translateY(-50%) scale(1.08);
}

#lightbox-prev {
  left: 20px;
}

#lightbox-next {
  right: 20px;
}