/* ============================================
   NOVA VIDEOGRAPHY — Gallery Stylesheet
   Premium dark theme with smooth animations
   ============================================ */

:root {
  --bg-primary: #0a0a0b;
  --bg-secondary: #111113;
  --bg-card: #18181b;
  --bg-card-hover: #1f1f23;
  --bg-overlay: rgba(0, 0, 0, 0.85);
  --text-primary: #fafafa;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --accent: #e4c87f;
  --accent-dim: rgba(228, 200, 127, 0.15);
  --border: #27272a;
  --border-light: #3f3f46;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: 16px; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); border: 0;
}

/* ---- Views ---- */
.view { display: none; min-height: 100vh; }
.view.active { display: flex; }

/* ---- Landing ---- */
#landing {
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.landing-bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 40%, rgba(228, 200, 127, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 80% 60% at 20% 80%, rgba(228, 200, 127, 0.03) 0%, transparent 60%);
  pointer-events: none;
}

.landing-content {
  position: relative;
  text-align: center;
  padding: 2rem;
  animation: fadeUp 0.8s ease-out;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.logo-mark {
  width: 80px; height: 80px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 1.5rem;
  background: var(--accent-dim);
}
.logo-mark.small { width: 56px; height: 56px; font-size: 1.6rem; margin-bottom: 1rem; }

.brand-name {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.brand-tagline {
  color: var(--text-secondary);
  font-size: 1.05rem;
  font-weight: 300;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 3rem;
}

.landing-form {
  display: flex;
  gap: 0;
  max-width: 400px;
  margin: 0 auto 1rem;
  border: 1px solid var(--border-light);
  border-radius: 100px;
  overflow: hidden;
  transition: border-color var(--transition);
}
.landing-form:focus-within { border-color: var(--accent); }

.landing-form input {
  flex: 1;
  background: var(--bg-secondary);
  border: none;
  padding: 1rem 1.5rem;
  color: var(--text-primary);
  font-size: 1rem;
  font-family: var(--font-sans);
  outline: none;
}
.landing-form input::placeholder { color: var(--text-muted); }

#go-btn {
  background: var(--accent);
  border: none;
  padding: 0 1.25rem;
  cursor: pointer;
  color: var(--bg-primary);
  display: flex;
  align-items: center;
  transition: background var(--transition);
}
#go-btn:hover { background: #d4b86e; }

.landing-hint {
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ---- Password View ---- */
#password-view {
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}

.password-container {
  text-align: center;
  padding: 2rem;
  animation: fadeUp 0.5s ease-out;
}

#pw-client-name {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.pw-subtitle {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 0.95rem;
}

.password-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 340px;
  margin: 0 auto;
}

.password-form input {
  background: var(--bg-secondary);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 0.9rem 1.2rem;
  color: var(--text-primary);
  font-size: 1rem;
  font-family: var(--font-sans);
  outline: none;
  text-align: center;
  letter-spacing: 0.1em;
  transition: border-color var(--transition);
}
.password-form input:focus { border-color: var(--accent); }

#unlock-btn {
  background: var(--accent);
  color: var(--bg-primary);
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.9rem 1.2rem;
  font-size: 1rem;
  font-weight: 600;
  font-family: var(--font-sans);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: background var(--transition);
}
#unlock-btn:hover { background: #d4b86e; }

.pw-error {
  color: #ef4444;
  font-size: 0.9rem;
  margin-top: 0.5rem;
  min-height: 1.4rem;
}

.back-btn {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  background: none;
  border: 1px solid var(--border);
  border-radius: 100px;
  color: var(--text-secondary);
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-family: var(--font-sans);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all var(--transition);
  z-index: 10;
}
.back-btn:hover { border-color: var(--text-secondary); color: var(--text-primary); }

/* ---- Gallery ---- */
#gallery-view {
  flex-direction: column;
  min-height: 100vh;
}

.gallery-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
  position: sticky;
  top: 0;
  z-index: 50;
  gap: 1rem;
  flex-wrap: wrap;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.header-left .back-btn {
  position: static;
  padding: 0.4rem 0.75rem;
}

.gallery-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
}

.gallery-subtitle {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.file-count {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.btn-download-all {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-family: var(--font-sans);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  transition: all var(--transition);
}
.btn-download-all:hover { border-color: var(--accent); color: var(--accent); }

.demo-banner {
  background: var(--accent-dim);
  border-bottom: 1px solid rgba(228, 200, 127, 0.2);
  padding: 0.75rem 2rem;
  font-size: 0.85rem;
  color: var(--accent);
  text-align: center;
}
.demo-banner span { font-weight: 600; }

/* ---- Grid ---- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  padding: 2rem;
  flex: 1;
}

@media (max-width: 640px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.5rem;
    padding: 0.75rem;
  }
  .gallery-header { padding: 1rem; }
  .header-right { width: 100%; justify-content: space-between; }
}

.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4/3;
  background: var(--bg-card);
  transition: transform var(--transition), box-shadow var(--transition);
}
.gallery-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}

.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.gallery-item:hover img { transform: scale(1.05); }

.item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 1rem;
}
.gallery-item:hover .item-overlay { opacity: 1; }

.item-name {
  font-size: 0.85rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.item-badge {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(8px);
  border-radius: 100px;
  padding: 0.3rem 0.6rem;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.badge-video { color: #f472b6; }
.badge-image { color: #60a5fa; }

/* Demo placeholders */
.demo-placeholder {
  width: 100%; height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  color: var(--text-muted);
  background: linear-gradient(135deg, var(--bg-card), var(--bg-card-hover));
}
.demo-placeholder svg { opacity: 0.4; }
.demo-placeholder span { font-size: 0.75rem; opacity: 0.5; }

/* ---- Lightbox ---- */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  backdrop-filter: blur(20px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  animation: fadeIn 0.2s ease-out;
}
.lightbox.active { display: flex; }

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.lb-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: 50%;
  width: 48px; height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: white;
  transition: background var(--transition);
  z-index: 10;
}
.lb-close:hover { background: rgba(255,255,255,0.2); }

.lb-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.08);
  border: none;
  border-radius: 50%;
  width: 52px; height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: white;
  transition: background var(--transition);
  z-index: 10;
}
.lb-nav:hover { background: rgba(255,255,255,0.15); }
.lb-prev { left: 1rem; }
.lb-next { right: 1rem; }

.lb-content {
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

#lb-media {
  max-width: 90vw;
  max-height: 75vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

#lb-media img {
  max-width: 90vw;
  max-height: 75vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
}

#lb-media video {
  max-width: 90vw;
  max-height: 75vh;
  border-radius: var(--radius-sm);
  outline: none;
}

.lb-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1rem;
  width: 100%;
  max-width: 600px;
}

.lb-filename {
  color: var(--text-secondary);
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lb-download-btn {
  background: var(--accent);
  color: var(--bg-primary);
  border: none;
  border-radius: var(--radius-sm);
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  font-family: var(--font-sans);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  white-space: nowrap;
  transition: background var(--transition);
}
.lb-download-btn:hover { background: #d4b86e; }

.lb-counter {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* ---- Loader ---- */
.loader {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
}

.spinner {
  width: 40px; height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ---- Mobile tweaks ---- */
@media (max-width: 640px) {
  .lb-nav { width: 40px; height: 40px; }
  .lb-prev { left: 0.5rem; }
  .lb-next { right: 0.5rem; }
  .lb-close { top: 0.5rem; right: 0.5rem; width: 40px; height: 40px; }
  .lb-info { flex-direction: column; align-items: center; }
  .gallery-title { font-size: 1.1rem; }
  .brand-name { font-size: 2rem; }
}