:root {
  --bg-main: #0f1620;
  --bg-card: #17212b;
  --bg-card-hover: #1c2733;
  --bg-input: #242f3d;
  --border-color: rgba(255, 255, 255, 0.08);
  --text-primary: #ffffff;
  --text-secondary: #8896a8;
  --accent: #2b5278;
  --accent-hover: #3a6f9f;
  --accent-2: #50a4ee;
  --danger: #e53935;
  --success: #4caf50;
  --warning: #ffa726;
}

* { box-sizing: border-box; }
html, body {
  background: var(--bg-main);
  color: var(--text-primary);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  margin: 0; padding: 0;
  min-height: 100vh;
}
body { display: flex; flex-direction: column; min-height: 100vh; }
main { flex: 1; }

a { color: var(--accent-2); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* Navbar */
.navbar-360 {
  background: linear-gradient(135deg, #17212b 0%, #1c2e44 100%);
  border-bottom: 1px solid var(--border-color);
  padding: .75rem 1rem;
  position: sticky; top: 0; z-index: 1000;
  box-shadow: 0 2px 8px rgba(0,0,0,.3);
}
.navbar-360 .navbar-brand {
  font-weight: 700;
  font-size: 1.4rem;
  background: linear-gradient(135deg, #50a4ee 0%, #79c0ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -.02em;
}
.navbar-360 .nav-link {
  color: var(--text-secondary) !important;
  font-weight: 500;
  padding: .5rem .9rem !important;
  border-radius: 8px;
  transition: all .15s;
}
.navbar-360 .nav-link:hover, .navbar-360 .nav-link.active {
  color: var(--text-primary) !important;
  background: rgba(80, 164, 238, 0.1);
}
.navbar-360 .nav-link i { margin-right: .35rem; }

/* Cards */
.card-360 {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  overflow: hidden;
  transition: transform .15s, box-shadow .15s, border-color .15s;
}
.card-360:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,.4);
  border-color: rgba(80, 164, 238, 0.3);
}
.card-360 .card-header {
  background: rgba(0,0,0,.2);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 1.25rem;
  font-weight: 600;
}
.card-360 .card-body { padding: 1.25rem; }

/* Panorama card grid */
.pano-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
  padding: 0;
  list-style: none;
  margin: 0;
}
.pano-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .15s, box-shadow .15s, border-color .15s;
}
.pano-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(0,0,0,.45);
  border-color: rgba(80, 164, 238, 0.4);
}
.pano-card .pano-thumb-link {
  display: block;
  background: #000;
  position: relative;
  overflow: hidden;
  aspect-ratio: 25/18;
}
.pano-card .pano-thumb-link img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .3s;
}
.pano-card:hover .pano-thumb-link img { transform: scale(1.05); }
.pano-card .pano-360-badge {
  position: absolute; top: 8px; right: 8px;
  background: rgba(0,0,0,.6);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  padding: 2px 8px; border-radius: 12px;
  font-size: .7rem; font-weight: 600;
  backdrop-filter: blur(4px);
}
.pano-card .pano-body { padding: .85rem 1rem; flex: 1; display: flex; flex-direction: column; }
.pano-card .pano-title {
  font-weight: 600; font-size: .95rem;
  margin: 0 0 .3rem; color: #fff;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden;
}
.pano-card .pano-meta {
  color: var(--text-secondary); font-size: .8rem;
  display: flex; gap: .8rem; flex-wrap: wrap; margin-top: auto;
}
.pano-card .pano-meta i { margin-right: 3px; }
.pano-card .pano-actions {
  border-top: 1px solid var(--border-color);
  padding: .5rem .75rem;
  display: flex; gap: .25rem; justify-content: flex-end;
}
.pano-card .pano-actions a, .pano-card .pano-actions button {
  background: transparent; border: 0; color: var(--text-secondary);
  padding: .3rem .55rem; border-radius: 6px;
  font-size: .85rem; cursor: pointer; text-decoration: none;
  transition: background .15s, color .15s;
}
.pano-card .pano-actions a:hover, .pano-card .pano-actions button:hover {
  background: rgba(255,255,255,.07); color: #fff;
}
.pano-card .pano-actions .danger:hover { background: rgba(229,57,53,.15); color: #ff7676; }

/* Forms */
.form-control, .form-select {
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 9px;
  padding: .55rem .85rem;
}
.form-control:focus, .form-select:focus {
  background: var(--bg-input);
  border-color: var(--accent-2);
  box-shadow: 0 0 0 .2rem rgba(80,164,238,.15);
  color: var(--text-primary);
  outline: 0;
}
.form-label { color: var(--text-secondary); font-size: .85rem; font-weight: 500; margin-bottom: .35rem; }

/* Buttons */
.btn { border-radius: 9px; font-weight: 500; padding: .5rem 1.1rem; }
.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-hover) 100%);
  border: 0;
}
.btn-primary:hover, .btn-primary:focus {
  background: linear-gradient(135deg, var(--accent-hover) 0%, var(--accent-2) 100%);
}
.btn-outline-secondary {
  color: var(--text-secondary);
  border-color: var(--border-color);
}
.btn-outline-secondary:hover {
  background: rgba(255,255,255,.05);
  color: #fff;
  border-color: var(--border-color);
}

/* Auth */
.auth-wrapper {
  min-height: calc(100vh - 60px);
  display: flex; align-items: center; justify-content: center;
  padding: 2rem 1rem;
  background:
    radial-gradient(circle at 20% 30%, rgba(80,164,238,.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(43,82,120,.12) 0%, transparent 50%);
}
.auth-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  padding: 2.5rem 2rem;
  width: 100%; max-width: 420px;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
}
.auth-card .brand-icon {
  width: 70px; height: 70px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  border-radius: 18px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 1rem;
  font-size: 2rem;
}

/* Landing */
.hero {
  padding: 5rem 1rem 4rem;
  text-align: center;
  background:
    radial-gradient(circle at 30% 20%, rgba(80,164,238,.12) 0%, transparent 50%),
    radial-gradient(circle at 70% 80%, rgba(43,82,120,.15) 0%, transparent 50%);
}
.hero h1 {
  font-size: 3rem; font-weight: 800; margin: 0 0 1rem;
  background: linear-gradient(135deg, #fff 0%, #79c0ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero p.lead { font-size: 1.2rem; color: var(--text-secondary); max-width: 640px; margin: 0 auto 2rem; }

/* Tables */
.table-360 {
  width: 100%; border-collapse: collapse; color: #d8e0ea;
  background: var(--bg-card); border-radius: 12px; overflow: hidden;
}
.table-360 th, .table-360 td {
  padding: .7rem 1rem; border-bottom: 1px solid var(--border-color);
  text-align: left; vertical-align: middle;
}
.table-360 thead th {
  background: rgba(0,0,0,.25);
  font-weight: 600; color: var(--text-secondary);
  font-size: .8rem; text-transform: uppercase; letter-spacing: .04em;
}
.table-360 tbody tr:hover { background: rgba(255,255,255,.03); }
.table-360 tbody tr:last-child td { border-bottom: 0; }

/* Stats */
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 1.2rem 1.4rem;
  display: flex; align-items: center; gap: 1rem;
}
.stat-card .stat-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: rgba(80,164,238,.12);
  color: var(--accent-2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
}
.stat-card .stat-value { font-size: 1.8rem; font-weight: 700; line-height: 1; }
.stat-card .stat-label { color: var(--text-secondary); font-size: .85rem; margin-top: .25rem; }

/* FAB */
.fab {
  position: fixed; bottom: 24px; right: 24px;
  width: 60px; height: 60px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  border-radius: 50%;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.7rem;
  text-decoration: none;
  box-shadow: 0 8px 20px rgba(43,82,120,.5);
  z-index: 999;
  transition: transform .15s, box-shadow .15s;
}
.fab:hover { color: #fff; transform: scale(1.08); box-shadow: 0 10px 30px rgba(80,164,238,.6); }

/* Photo Sphere Viewer container */
.psv-wrapper {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: #000;
}

/* Inline info bar — fixed at bottom-left, never covers panorama meaningfully */
.psv-info-bar {
  position: fixed;
  left: 16px;
  bottom: 16px;
  z-index: 1000;
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: .35rem;
  max-width: calc(100% - 32px);
  padding: .35rem .7rem;
  background: rgba(0, 0, 0, .45);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 999px;
  color: #fff;
  font-size: .8rem;
  line-height: 1.2;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  pointer-events: none;
  user-select: none;
}
.psv-info-bar .psv-info-title {
  font-weight: 600;
  max-width: 50vw;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.psv-info-bar .psv-info-sep { opacity: .35; }
.psv-info-bar .psv-info-item { opacity: .9; white-space: nowrap; }
.psv-info-bar .psv-info-item i { margin-right: 3px; }

/* Brand logo at top-left of the panorama viewer */
.psv-brand {
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 1001;
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .4rem .85rem .4rem .65rem;
  background: rgba(0, 0, 0, .55);
  color: #fff;
  font-weight: 600;
  font-size: .92rem;
  letter-spacing: -.01em;
  text-decoration: none;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 4px 14px rgba(0, 0, 0, .25);
  transition: background .15s ease, transform .15s ease, color .15s ease;
  pointer-events: auto;
  user-select: none;
}
.psv-brand i {
  font-size: 1.15rem;
  line-height: 1;
  background: linear-gradient(135deg, #50a4ee 0%, #79c0ff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.psv-brand-logo {
  width: 26px;
  height: 26px;
  object-fit: contain;
  display: block;
  pointer-events: none;
  -webkit-user-drag: none;
  user-drag: none;
  background: #fff;
  border-radius: 50%;
  padding: 3px;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, .15),
              0 2px 6px rgba(0, 0, 0, .35);
}
.psv-brand:hover {
  background: rgba(80, 164, 238, .35);
  color: #fff;
  transform: scale(1.04);
}
.psv-brand:active { transform: scale(.98); }

@media (max-width: 600px) {
  .psv-brand { padding: .4rem .55rem; }
  .psv-brand-text { display: none; }
}

.psv-toolbar {
  position: fixed; right: 16px; top: 16px;
  display: flex; gap: .35rem;
  z-index: 1001;
}
.psv-toolbar a,
.psv-toolbar button {
  background: rgba(0,0,0,.5);
  color: #fff;
  width: 38px; height: 38px;
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  text-decoration: none;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,.1);
  transition: background .15s, transform .15s;
  pointer-events: auto;
  font: inherit;
  padding: 0;
  cursor: pointer;
}
.psv-toolbar a:hover,
.psv-toolbar button:hover { background: rgba(80,164,238,.6); color: #fff; transform: scale(1.06); }
.psv-toolbar button.psv-share-ok {
  background: rgba(76, 175, 80, .65);
  border-color: rgba(76, 175, 80, .8);
  color: #fff;
}

/* Floating toast notification under the share button */
.psv-share-toast {
  position: fixed;
  top: 64px;
  right: 16px;
  z-index: 1002;
  padding: .45rem .85rem;
  background: rgba(76, 175, 80, .9);
  color: #fff;
  font-size: .82rem;
  font-weight: 500;
  border-radius: 999px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, .35);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  transform: translateY(-6px) scale(.96);
  pointer-events: none;
  transition: opacity .18s ease, transform .18s ease;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
}
.psv-share-toast.psv-share-toast-show {
  opacity: 1;
  transform: translateY(0) scale(1);
}
.psv-share-toast.psv-share-toast-err {
  background: rgba(229, 57, 53, .92);
}

@media (max-width: 600px) {
  .psv-info-bar { font-size: .72rem; padding: .25rem .55rem; }
  .psv-info-bar .psv-info-title { max-width: 40vw; }
}

/* Album grid */
.album-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
}
.album-grid .pano-card .pano-thumb-link { aspect-ratio: 5/4; }

/* Auth role badges */
.badge-role-admin { background: linear-gradient(135deg, #ff7676 0%, #ff4444 100%); }
.badge-role-user { background: var(--bg-input); color: var(--text-secondary); }
.badge-banned { background: #e53935; }
.badge-unverified { background: #ffa726; color: #000; }

/* Toast / alert overrides */
.alert { border-radius: 10px; border: 0; }
.alert-success { background: rgba(76,175,80,.15); color: #81c784; }
.alert-danger { background: rgba(229,57,53,.15); color: #ff7676; }
.alert-info { background: rgba(80,164,238,.15); color: #79c0ff; }
.alert-warning { background: rgba(255,167,38,.18); color: #ffd180; }

.text-muted-2 { color: var(--text-secondary); }

/* Avatar circle */
.avatar {
  width: 36px; height: 36px;
  border-radius: 50%; object-fit: cover;
  border: 1px solid var(--border-color);
}
.avatar-lg { width: 80px; height: 80px; }

/* Mobile */
@media (max-width: 768px) {
  .hero h1 { font-size: 2.2rem; }
  .navbar-360 .navbar-brand { font-size: 1.2rem; }
  .pano-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: .6rem; }
  .pano-card .pano-body { padding: .6rem .75rem; }
  .pano-card .pano-title { font-size: .85rem; }
  .pano-card .pano-meta { font-size: .7rem; gap: .5rem; }
  .pano-card .pano-actions a, .pano-card .pano-actions button { font-size: .75rem; padding: .25rem .4rem; }
  .auth-card { padding: 1.8rem 1.3rem; }
}

/* Start-angle picker */
.angle-picker { user-select: none; }
.angle-img-wrap {
  position: relative;
  cursor: crosshair;
  border-radius: 10px;
  overflow: hidden;
  background: #0a0d12;
  border: 1px solid var(--border-color);
}
.angle-img-wrap img {
  display: block;
  width: 100%;
  height: auto;
  pointer-events: none;
  -webkit-user-drag: none;
  user-drag: none;
}
.angle-cursor {
  position: absolute;
  top: 0; bottom: 0;
  left: 0;
  width: 2px;
  background: #ff5e5e;
  box-shadow: 0 0 0 1px rgba(0,0,0,.5), 0 0 8px rgba(255,94,94,.7);
  pointer-events: none;
  transform: translateX(-1px);
  transition: left .04s linear;
}
.angle-cursor::before,
.angle-cursor::after {
  content: "";
  position: absolute;
  left: 50%;
  width: 12px; height: 12px;
  background: #ff5e5e;
  border: 1px solid rgba(0,0,0,.5);
  transform: translateX(-50%) rotate(45deg);
}
.angle-cursor::before { top: -7px; }
.angle-cursor::after  { bottom: -7px; }
.angle-img-hint {
  position: absolute;
  left: 10px; top: 10px;
  background: rgba(0,0,0,.55);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 999px;
  padding: .25rem .7rem;
  font-size: .72rem;
  color: #cfd9e6;
  pointer-events: none;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.angle-slider { margin-top: 10px; }
@media (max-width: 600px) {
  .angle-img-hint { display: none; }
}

/* Range slider */
input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  background: var(--bg-input);
  border-radius: 6px;
  outline: 0;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px; height: 20px;
  background: var(--accent-2);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 0 8px rgba(80,164,238,.5);
}
input[type="range"]::-moz-range-thumb {
  width: 20px; height: 20px;
  background: var(--accent-2);
  border-radius: 50%;
  cursor: pointer;
  border: 0;
  box-shadow: 0 0 8px rgba(80,164,238,.5);
}

/* Pagination */
.pagination-360 {
  display: flex; gap: .25rem; justify-content: center; padding: 1.5rem 0;
}
.pagination-360 a, .pagination-360 span {
  padding: .5rem .85rem; border-radius: 8px;
  color: var(--text-secondary); text-decoration: none;
  background: var(--bg-card); border: 1px solid var(--border-color);
}
.pagination-360 a:hover { background: var(--accent); color: #fff; }
.pagination-360 .active { background: var(--accent); color: #fff; border-color: var(--accent); }
.pagination-360 .disabled { opacity: .4; pointer-events: none; }