@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,600;0,700;1,400&family=Lato:wght@300;400;700&display=swap');

:root {
  --color-rose: #a3b8a0;
  --color-rose-light: #dbe8da;
  --color-gold: #6b8f6b;
  --color-gold-light: #c4d9c3;
  --color-cream: #f5f8f4;
  --color-dark: #2c3530;
  --color-text: #3d4a3f;
  --color-text-light: #7a8a7c;
  --color-white: #ffffff;
  --color-success: #6b8f6b;
  --color-error: #c47070;
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'Lato', 'Segoe UI', sans-serif;
  --shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
}

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

body {
  font-family: var(--font-body);
  background: var(--color-cream);
  color: var(--color-text);
  min-height: 100vh;
  min-height: 100dvh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  -webkit-text-size-adjust: 100%;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  color: var(--color-dark);
  font-weight: 600;
}

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

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
}

/* Navigation */
.nav {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 16px 20px;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-rose-light);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav a {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 24px;
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--color-text);
  transition: all 0.2s;
}

.nav a:hover, .nav a.active {
  background: var(--color-rose-light);
  color: var(--color-dark);
}

.nav a.active {
  font-weight: 700;
}

/* Hero / Landing */
.hero {
  text-align: center;
  padding: 60px 20px 40px;
  background: linear-gradient(135deg, var(--color-rose-light) 0%, var(--color-cream) 50%, var(--color-gold-light) 100%);
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.hero-ornament {
  font-size: 2rem;
  color: var(--color-gold);
  margin-bottom: 16px;
  letter-spacing: 8px;
}

.hero h1 {
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 8px;
  font-style: italic;
}

.hero .date {
  font-family: var(--font-body);
  font-size: 1.1rem;
  color: var(--color-text-light);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 32px;
  font-weight: 300;
}

.hero p {
  font-size: 1.1rem;
  color: var(--color-text);
  max-width: 500px;
  margin-bottom: 40px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 32px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  text-decoration: none;
  min-height: 48px;
  touch-action: manipulation;
}

.btn-primary {
  background: var(--color-gold);
  color: var(--color-white);
}

.btn-primary:hover {
  background: #5a7d5a;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-primary:active {
  transform: scale(0.97);
}

.btn-secondary {
  background: var(--color-white);
  color: var(--color-dark);
  border: 2px solid var(--color-rose);
}

.btn-secondary:hover {
  background: var(--color-rose-light);
}

.btn-danger {
  background: var(--color-error);
  color: var(--color-white);
}

.btn-small {
  padding: 8px 20px;
  font-size: 0.85rem;
}

.hero-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

/* Page header */
.page-header {
  text-align: center;
  padding: 32px 20px 24px;
}

.page-header h1 {
  font-size: 2rem;
  margin-bottom: 8px;
}

.page-header p {
  color: var(--color-text-light);
}

/* Folder Grid */
.folder-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 16px;
  padding: 0 20px 40px;
  max-width: 800px;
  margin: 0 auto;
}

.folder-card {
  background: var(--color-white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: all 0.3s;
}

.folder-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.folder-card-thumb {
  width: 100%;
  aspect-ratio: 1;
  background: var(--color-rose-light);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.folder-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.folder-card-thumb .empty-icon {
  font-size: 2.5rem;
  color: var(--color-rose);
}

.folder-card-info {
  padding: 12px;
}

.folder-card-info h3 {
  font-size: 0.95rem;
  font-family: var(--font-body);
  font-weight: 700;
  margin-bottom: 2px;
}

.folder-card-info span {
  font-size: 0.8rem;
  color: var(--color-text-light);
}

/* Photo Grid */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 8px;
  padding: 0 20px 40px;
  max-width: 800px;
  margin: 0 auto;
}

.photo-grid img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform 0.2s;
}

.photo-grid img:hover {
  transform: scale(1.03);
}

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  z-index: 1000;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.lightbox.active {
  display: flex;
}

.lightbox img {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 4px;
}

.lightbox-close {
  position: absolute;
  top: 12px;
  right: 12px;
  font-size: 2rem;
  color: white;
  cursor: pointer;
  background: rgba(0, 0, 0, 0.4);
  border: none;
  line-height: 1;
  padding: 8px 14px;
  border-radius: 50%;
  z-index: 1001;
  min-width: 48px;
  min-height: 48px;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 2.5rem;
  color: white;
  background: rgba(0, 0, 0, 0.3);
  border: none;
  cursor: pointer;
  padding: 16px;
  border-radius: 50%;
  min-width: 48px;
  min-height: 48px;
}

.lightbox-prev { left: 8px; }
.lightbox-next { right: 8px; }

/* Upload */
.upload-area {
  max-width: 600px;
  margin: 0 auto;
  padding: 0 20px 40px;
}

.folder-select {
  margin-bottom: 24px;
}

.folder-select label {
  display: block;
  font-weight: 700;
  margin-bottom: 8px;
}

.folder-select select {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--color-rose-light);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 16px;
  background: var(--color-white);
  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='%234a4a4a' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

.dropzone {
  border: 2px dashed var(--color-rose);
  border-radius: var(--radius);
  padding: 48px 24px;
  text-align: center;
  transition: all 0.3s;
  cursor: pointer;
  background: var(--color-white);
}

.dropzone.dragover {
  border-color: var(--color-gold);
  background: var(--color-gold-light);
}

.dropzone-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}

.dropzone p {
  color: var(--color-text-light);
  margin-bottom: 16px;
}

.dropzone input[type="file"] {
  display: none;
}

.preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
  gap: 8px;
  margin-top: 24px;
}

.preview-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.preview-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.preview-item .remove-btn {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  color: white;
  border: none;
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.upload-progress {
  margin-top: 24px;
}

.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--color-rose-light);
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 8px;
}

.progress-bar-fill {
  height: 100%;
  background: var(--color-gold);
  border-radius: 4px;
  transition: width 0.3s;
  width: 0%;
}

.progress-text {
  font-size: 0.85rem;
  color: var(--color-text-light);
  text-align: center;
}

/* Admin */
.admin-login {
  max-width: 400px;
  margin: 60px auto;
  padding: 40px;
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  text-align: center;
}

.admin-login h2 {
  margin-bottom: 24px;
}

.input-group {
  margin-bottom: 16px;
}

.input-group input,
.input-group select {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--color-rose-light);
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 16px;
  transition: border-color 0.2s;
}

.input-group input:focus {
  outline: none;
  border-color: var(--color-gold);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  box-shadow: var(--shadow);
}

.stat-card .number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-gold);
  font-family: var(--font-heading);
}

.stat-card .label {
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-top: 4px;
}

.admin-section {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow);
}

.admin-section h2 {
  font-size: 1.3rem;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-rose-light);
}

.folder-list-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-rose-light);
}

.folder-list-item:last-child {
  border-bottom: none;
}

.folder-list-item .actions {
  display: flex;
  gap: 8px;
}

.folder-list-item .actions button {
  padding: 6px 12px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.8rem;
  font-family: var(--font-body);
}

.folder-list-item .actions .edit-btn {
  background: var(--color-rose-light);
  color: var(--color-dark);
}

.folder-list-item .actions .delete-btn {
  background: var(--color-error);
  color: white;
}

.qr-section {
  text-align: center;
}

.qr-section img {
  max-width: 256px;
  margin: 16px 0;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.qr-url {
  font-size: 0.85rem;
  color: var(--color-text-light);
  word-break: break-all;
  margin-bottom: 16px;
}

/* Toast notifications */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  padding: 14px 28px;
  border-radius: 32px;
  color: var(--color-white);
  font-weight: 700;
  font-size: 0.9rem;
  z-index: 2000;
  transition: transform 0.3s;
  box-shadow: var(--shadow-lg);
}

.toast.show {
  transform: translateX(-50%) translateY(0);
}

.toast.success { background: var(--color-success); }
.toast.error { background: var(--color-error); }

/* Create folder modal */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 500;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

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

.modal {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 32px;
  max-width: 400px;
  width: 100%;
  box-shadow: var(--shadow-lg);
}

.modal h2 {
  margin-bottom: 16px;
  font-size: 1.3rem;
}

.modal-buttons {
  display: flex;
  gap: 12px;
  margin-top: 20px;
  justify-content: flex-end;
}

/* Utility */
.text-center { text-align: center; }
.mt-2 { margin-top: 16px; }
.mt-4 { margin-top: 32px; }
.mb-2 { margin-bottom: 16px; }

.loading {
  text-align: center;
  padding: 40px;
  color: var(--color-text-light);
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-text-light);
}

.empty-state .icon {
  font-size: 3rem;
  margin-bottom: 12px;
}

/* Back button */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-text-light);
  font-size: 0.9rem;
  padding: 8px 0;
  margin-bottom: 8px;
}

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

@media (max-width: 600px) {
  .hero {
    padding: 40px 16px 32px;
    min-height: 70vh;
    min-height: 70dvh;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero p {
    font-size: 1rem;
    margin-bottom: 28px;
  }

  .hero-buttons {
    flex-direction: column;
    width: 100%;
    padding: 0 16px;
  }

  .hero-buttons .btn {
    width: 100%;
  }

  .nav {
    padding: 10px 12px;
    gap: 4px;
  }

  .nav a {
    padding: 8px 12px;
    font-size: 0.82rem;
  }

  .page-header {
    padding: 20px 16px 16px;
  }

  .page-header h1 {
    font-size: 1.5rem;
  }

  .container {
    padding: 16px;
  }

  .folder-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    padding: 0 16px 32px;
  }

  .folder-card-info {
    padding: 10px;
  }

  .folder-card-info h3 {
    font-size: 0.85rem;
  }

  .photo-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 3px;
    padding: 0 8px 32px;
  }

  .photo-grid img {
    border-radius: 4px;
  }

  .lightbox {
    padding: 0;
  }

  .lightbox img {
    max-height: 80vh;
    border-radius: 0;
  }

  .lightbox-nav {
    padding: 12px;
    font-size: 2rem;
    background: rgba(0, 0, 0, 0.5);
  }

  .lightbox-prev { left: 4px; }
  .lightbox-next { right: 4px; }

  .upload-area {
    padding: 0 16px 32px;
  }

  .dropzone {
    padding: 32px 16px;
  }

  .dropzone-icon {
    font-size: 2.5rem;
  }

  .preview-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .preview-item .remove-btn {
    width: 28px;
    height: 28px;
    font-size: 16px;
  }

  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .stat-card {
    padding: 16px 8px;
  }

  .stat-card .number {
    font-size: 1.5rem;
  }

  .admin-section {
    padding: 16px;
    margin-bottom: 16px;
  }

  .admin-login {
    margin: 32px 16px;
    padding: 28px 20px;
  }

  .folder-list-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .folder-list-item .actions {
    width: 100%;
  }

  .folder-list-item .actions button {
    flex: 1;
    padding: 8px;
    min-height: 40px;
  }

  .modal {
    padding: 24px 20px;
    margin: 16px;
  }

  .toast {
    left: 16px;
    right: 16px;
    transform: translateX(0) translateY(100px);
    text-align: center;
  }

  .toast.show {
    transform: translateX(0) translateY(0);
  }

  .btn-small {
    padding: 10px 20px;
    min-height: 44px;
  }
}

@media (max-width: 360px) {
  .hero h1 {
    font-size: 1.7rem;
  }

  .nav a {
    padding: 6px 8px;
    font-size: 0.78rem;
  }

  .folder-grid {
    gap: 8px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}