@media (min-width: 769px) {

  .navbar-toggle,
  .navbar-overlay {
    display: none !important;
  }

  .navbar-links {
    display: flex !important;
    position: static !important;
    background: none !important;
    flex-direction: row !important;
    gap: 1.5rem !important;
    border-left: none !important;
    height: auto !important;
    width: auto !important;
    box-shadow: none !important;
    padding: 0 !important;
    right: 0 !important;
  }
}

/* Google Drive highlight */
.google-drive-text {
  font-weight: bold;
  background: linear-gradient(270deg, #4285F4, #34A853, #FBBC05, #EA4335, #4285F4);
  background-size: 1000% 1000%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-fill-color: transparent;
  animation: googleDriveGradient 4s linear infinite;
}

@keyframes googleDriveGradient {
  0% {
    background-position: 0% 50%;
  }

  50% {
    background-position: 100% 50%;
  }

  100% {
    background-position: 0% 50%;
  }
}

:root {
  --primary: #e53e3e;
  --primary-dark: #c53030;
  --primary-light: #feb2b2;
  --bg: #0f0f0f;
  --bg-card: #1a1a2e;
  --bg-input: #16213e;
  --text: #e2e8f0;
  --text-muted: #a0aec0;
  --border: #2d3748;
  --success: #48bb78;
  --warning: #ed8936;
  --gold: #d69e2e;
  --radius: 12px;
  --shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

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

body {
  font-family: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Header / Navbar */
.navbar {
  background: rgba(15, 15, 15, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  text-decoration: none;
}

.navbar-brand span {
  background: linear-gradient(135deg, var(--primary), #ff6b6b);
  -webkit-background-clip: text;
}

.navbar-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.navbar-links a {
  color: var(--text-muted);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: all 0.2s;
}

.navbar-links a:hover,
.navbar-links a.active {
  color: #fff;
  background: rgba(229, 62, 62, 0.15);
  text-decoration: none;
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 6rem 2rem 4rem;
  background: linear-gradient(180deg, rgba(229, 62, 62, 0.08) 0%, transparent 100%);
}

.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #fff, var(--primary-light));
  -webkit-background-clip: text;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 100%;
  margin: 0 auto 2rem;
}

.hero-cta {
  display: inline-flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 10px;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #ff6b6b);
  color: #fff;
  box-shadow: 0 4px 15px rgba(229, 62, 62, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(229, 62, 62, 0.45);
  text-decoration: none;
  color: #fff;
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--border);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
  text-decoration: none;
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.875rem;
}

.btn-success {
  background: linear-gradient(135deg, var(--success), #38a169);
  color: #fff;
}

.btn-warning {
  background: linear-gradient(135deg, var(--warning), #dd6b20);
  color: #fff;
}

.btn-danger {
  background: linear-gradient(135deg, #e53e3e, #c53030);
  color: #fff;
}

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

/* Container */
.container {
  max-width: 100%;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Features Section */
.features {
  padding: 4rem 2rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 100%;
  margin: 0 auto;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  text-align: center;
  transition: all 0.3s;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary);
  box-shadow: var(--shadow);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Section Titles */
.section-title {
  text-align: center;
  margin-bottom: 3rem;
}

.section-title h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.section-title p {
  color: var(--text-muted);
}

/* Card */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}

/* Form Styles */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--text);
}

.form-group small {
  display: block;
  margin-top: 0.3rem;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 1rem;
  transition: border-color 0.2s;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.15);
}

.form-control::placeholder {
  color: var(--text-muted);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.checkbox-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.checkbox-group input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23a0aec0' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

/* Gallery */
.gallery-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.gallery-header h1 {
  font-size: 1.75rem;
}

.gallery-info {
  display: flex;
  gap: 1.5rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.gallery-info span {
  display: flex;
  align-items: center;
  gap: 4px;
}

.gallery-toolbar {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 12px;
}

.photo-card {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  background: var(--bg-card);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.3s;
  aspect-ratio: 1;
}

.photo-card:hover {
  transform: scale(1.02);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.photo-card.selected {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(229, 62, 62, 0.3);
}

.photo-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s;
}

.photo-card:hover img {
  transform: scale(1.05);
}

.photo-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.3s;
  display: flex;
  align-items: flex-end;
  padding: 12px;
}

.photo-card:hover .photo-overlay {
  opacity: 1;
}

.photo-name {
  color: #fff;
  font-size: 0.8rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.photo-check {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.5);
  border: 2px solid rgba(255, 255, 255, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  color: transparent;
  font-size: 14px;
}

.photo-card.selected .photo-check {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.photo-download-btn {
  position: absolute;
  bottom: 0;
  right: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  border: none;
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s;
  margin: 8px;
}

.photo-download-btn:hover {
  background: var(--primary);
}

.lightbox-download {
  position: absolute;
  bottom: 20px;
  right: 20px;
  font-size: 1.5rem;
  color: #fff;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.15);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  transition: background 0.2s;
}

.lightbox-download:hover {
  background: var(--primary);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 100vw;
  max-height: 100vh;
  object-fit: contain;
  border-radius: 8px;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 20px;
  font-size: 2rem;
  color: #fff;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.1);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  transition: background 0.2s;
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2rem;
  color: #fff;
  cursor: pointer;
  background: rgba(255, 255, 255, 0.1);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  transition: background 0.2s;
}

.lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.2);
}

.lightbox-prev {
  left: 20px;
}

.lightbox-next {
  right: 20px;
}

/* Share Modal */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 500;
  align-items: center;
  justify-content: center;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  max-width: 100%;
  width: 100%;
  max-height: 100vh;
  overflow-y: auto;
}

.modal h2 {
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.modal-close {
  margin-left: auto;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Password Page */
.password-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 80vh;
}

.password-card {
  text-align: center;
  max-width: 100%;
  width: 100%;
}

.password-card h2 {
  margin-bottom: 1rem;
}

.password-card .form-group {
  text-align: left;
}

/* Selection Bar */
.selection-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(26, 26, 46, 0.95);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--border);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transform: translateY(100%);
  transition: transform 0.3s;
  z-index: 50;
}

.selection-bar.visible {
  transform: translateY(0);
}

.selection-count {
  font-weight: 600;
  color: var(--primary);
  font-size: 1.1rem;
}

/* Albums List */
.albums-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.album-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all 0.3s;
}

.album-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow);
}

.album-card-body {
  padding: 1.5rem;
}

.album-card h3 {
  margin-bottom: 0.5rem;
}

.album-card-meta {
  display: flex;
  gap: 1rem;
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.album-card-actions {
  display: flex;
  gap: 0.5rem;
}

/* Toast */
.toast-container {
  position: fixed;
  top: 80px;
  right: 20px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: var(--shadow);
  animation: slideIn 0.3s ease;
  min-width: 280px;
}

.toast.success {
  border-left: 4px solid var(--success);
}

.toast.error {
  border-left: 4px solid var(--primary);
}

.toast.info {
  border-left: 4px solid #4299e1;
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }

  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* Loading */
.loading-spinner {
  display: flex;
  justify-content: center;
  padding: 3rem;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

/* Empty State */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--text-muted);
}

.empty-state .icon {
  font-size: 4rem;
  margin-bottom: 1rem;
}

/* Footer */
.footer {
  text-align: center;
  padding: 3rem 2rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 4rem;
}

/* Copy Link */
.copy-link-group {
  display: flex;
  gap: 8px;
}

.copy-link-group input {
  flex: 1;
}

/* Badge */
.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-red {
  background: rgba(229, 62, 62, 0.2);
  color: var(--primary);
}

.badge-green {
  background: rgba(72, 187, 120, 0.2);
  color: var(--success);
}

.badge-orange {
  background: rgba(237, 137, 54, 0.2);
  color: var(--warning);
}

/* Scroll to Top Button */
.scroll-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), #ff6b6b);
  color: #fff;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 99;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(229, 62, 62, 0.4);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.3s, visibility 0.3s, transform 0.3s, background 0.3s;
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-to-top:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  box-shadow: 0 6px 25px rgba(229, 62, 62, 0.55);
  transform: translateY(-3px);
}

/* Responsive */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 8px;
  }

  .gallery-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .navbar {
    padding: 0 1rem;
  }

  .navbar-links {
    gap: 0.5rem;
    position: fixed;
    top: 0;
    right: -100vw;
    width: 70vw;
    max-width: 100%;
    height: 100vh;
    background: #181818;
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 24px 24px 24px;
    box-shadow: -2px 0 16px #0005;
    z-index: 1001;
    transition: right 0.3s;
    border-left: 1px solid var(--border);
    border-bottom: none;
    display: flex;
  }

  .navbar-links.show {
    right: 0;
  }

  .navbar-links a {
    padding: 1rem 0;
    font-size: 1.1rem;
    width: 100%;
    text-align: left;
    border-radius: 8px;
  }

  .navbar-toggle {
    z-index: 1100;
    font-size: 0.8rem;
    padding: 0.5rem 1.2rem;
  }

  .navbar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.45);
    z-index: 1000;
    transition: opacity 0.3s;
  }

  .navbar-overlay.show {
    display: block;
  }

  .container {
    padding: 0 1rem;
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero h1 {
    font-size: 1.5rem;
  }
}

/* Auth Pages */
.auth-card {
  max-width: 100%;
  margin: 0 auto;
}

.auth-footer {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
  color: var(--text-muted);
}

.auth-footer a {
  font-weight: 600;
}

.auth-divider {
  display: flex;
  align-items: center;
  margin: 1.5rem 0;
  gap: 1rem;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.auth-divider span {
  color: var(--text-muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.btn-google {
  background: #fff;
  color: #333;
  border: 1px solid var(--border);
  padding: 0.75rem 1.5rem;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-google:hover {
  background: #f8f9fa;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  text-decoration: none;
}

/* Navbar Auth */
.nav-auth {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-left: 0.5rem;
  padding-left: 1rem;
  border-left: 1px solid var(--border);
}

.nav-auth a {
  color: var(--text-muted);
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 8px;
  transition: all 0.2s;
}

.nav-auth a:hover {
  color: #fff;
  background: rgba(229, 62, 62, 0.15);
  text-decoration: none;
}

.nav-user {
  color: var(--primary) !important;
  font-weight: 600 !important;
}

/* Account Page */
.account-info {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 0;
}

.info-label {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.info-value {
  font-weight: 600;
}