@import url('https://fonts.googleapis.com/css2?family=Rubik:wght@300;400;500;700;900&display=swap');

/* ============================================
   CSS Custom Properties
   ============================================ */
:root {
  --primary: #ff007a;
  --primary-glow: rgba(255, 0, 122, 0.4);
  --secondary: #6a00ff;
  --secondary-glow: rgba(106, 0, 255, 0.4);
  --accent: #00d4aa;
  --accent-glow: rgba(0, 212, 170, 0.4);
  --success: #00b09b;
  --success-glow: rgba(0, 176, 155, 0.4);
  --danger: #ff4757;
  --danger-glow: rgba(255, 71, 87, 0.4);
  --warning: #ffa502;

  --glass-bg: rgba(255, 255, 255, 0.08);
  --glass-bg-hover: rgba(255, 255, 255, 0.12);
  --glass-border: rgba(255, 255, 255, 0.15);
  --glass-border-hover: rgba(255, 255, 255, 0.25);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.37);
  --glass-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.5);
  --glass-blur: blur(20px);

  --text: #ffffff;
  --text-muted: rgba(255, 255, 255, 0.7);
  --text-faint: rgba(255, 255, 255, 0.4);

  --bg-overlay: linear-gradient(135deg, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.3));
  --gradient-primary: linear-gradient(135deg, var(--primary), var(--secondary));
  --gradient-success: linear-gradient(135deg, var(--success), #96c93d);
  --gradient-accent: linear-gradient(135deg, var(--primary), var(--accent));

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;

  --font-family: 'Rubik', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;
  --font-size-4xl: 2.5rem;

  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  --z-base: 1;
  --z-overlay: 10;
  --z-modal: 100;
  --z-toast: 200;
  --z-flash: 300;
}

/* ============================================
   Reset & Base
   ============================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  direction: rtl;
  color: var(--text);
  background-color: #0a0015;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding-top: env(safe-area-inset-top, 0px);
}

@supports (-webkit-touch-callout: none) {
  body {
    background-attachment: scroll;
  }
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--text);
}

/* ============================================
   Focus Visible (Accessibility)
   ============================================ */
:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ============================================
   Scrollbar
   ============================================ */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--glass-border);
  border-radius: var(--radius-full);
}

/* ============================================
   Overlay
   ============================================ */
.overlay {
  position: fixed;
  inset: 0;
  background: var(--bg-overlay);
  z-index: 0;
  pointer-events: none;
}

/* ============================================
   Container / Card (Glassmorphism)
   ============================================ */
.container {
  position: relative;
  z-index: var(--z-base);
  width: 92%;
  max-width: 480px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  box-shadow: var(--glass-shadow);
  animation: containerEnter 0.8s var(--transition-slow) both;
}

@keyframes containerEnter {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ============================================
   Typography
   ============================================ */
header {
  margin-bottom: var(--space-6);
}

header h1 {
  font-size: var(--font-size-3xl);
  font-weight: 900;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #fff 0%, #ddd 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1.2;
  margin-bottom: var(--space-2);
}

.event-date {
  font-size: var(--font-size-lg);
  color: var(--text-muted);
  font-weight: 300;
  letter-spacing: 0.02em;
}

h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
}

h3 {
  font-size: var(--font-size-xl);
  font-weight: 500;
  margin-bottom: var(--space-3);
}

/* ============================================
   Camera Container
   ============================================ */
#camera-container {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 4;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-6);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5), 0 0 60px rgba(255, 0, 122, 0.1);
  background: #000;
  border: 2px solid var(--glass-border);
}

#camera-container::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.3);
  pointer-events: none;
}

video,
#photo-preview {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scaleX(-1);
  display: block;
}

#photo-preview {
  display: none;
  object-fit: contain;
  background: #111;
}

#camera-container canvas {
  display: none;
}

/* Camera loading overlay */
.camera-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.6);
  z-index: 5;
  gap: var(--space-4);
}

.camera-loading .spinner {
  width: 48px;
  height: 48px;
  border: 3px solid var(--glass-border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

.camera-loading span {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

/* Flash animation */
.flash-overlay {
  position: absolute;
  inset: 0;
  background: #fff;
  z-index: var(--z-flash);
  pointer-events: none;
  opacity: 0;
  border-radius: var(--radius-lg);
}

.flash-overlay.active {
  animation: flashAnim 0.4s ease-out;
}

@keyframes flashAnim {
  0% { opacity: 0.9; }
  100% { opacity: 0; }
}

/* Countdown overlay */
.countdown-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.5);
  z-index: 10;
  border-radius: var(--radius-lg);
}

.countdown-number {
  font-size: 6rem;
  font-weight: 900;
  color: var(--text);
  text-shadow: 0 0 40px var(--primary-glow);
  animation: countdownPulse 0.6s ease-out;
}

@keyframes countdownPulse {
  0% {
    transform: scale(1.5);
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-base);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  overflow: hidden;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255, 255, 255, 0);
  transition: background var(--transition-fast);
  border-radius: inherit;
}

.btn:hover::before {
  background: rgba(255, 255, 255, 0.1);
}

.btn:active {
  transform: scale(0.95);
}

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

.btn:disabled::before {
  display: none;
}

/* Primary button */
.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
  box-shadow: 0 6px 28px var(--primary-glow);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: scale(0.95) translateY(0);
}

/* Secondary / Glass button */
.btn-secondary {
  background: var(--glass-bg);
  color: var(--text);
  border: 1px solid var(--glass-border);
  backdrop-filter: var(--glass-blur);
}

.btn-secondary:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
}

/* Success button */
.btn-success {
  background: var(--gradient-success);
  color: #fff;
  box-shadow: 0 4px 20px var(--success-glow);
}

.btn-success:hover {
  box-shadow: 0 6px 28px var(--success-glow);
  transform: translateY(-1px);
}

/* Danger button */
.btn-danger {
  background: var(--danger);
  color: #fff;
  box-shadow: 0 4px 20px var(--danger-glow);
}

.btn-danger:hover {
  box-shadow: 0 6px 28px var(--danger-glow);
  transform: translateY(-1px);
}

/* Ghost button */
.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid transparent;
}

.btn-ghost:hover {
  color: var(--text);
  background: var(--glass-bg);
  border-color: var(--glass-border);
}

/* Icon-only button (circular) */
.btn-icon {
  width: 48px;
  height: 48px;
  padding: 0;
  border-radius: 50%;
  flex-shrink: 0;
}

.btn-icon.btn-lg {
  width: 64px;
  height: 64px;
}

/* Capture button with pulse */
.capture-btn {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: 4px solid rgba(255, 255, 255, 0.3);
  padding: 0;
  cursor: pointer;
  position: relative;
  box-shadow: 0 4px 24px var(--primary-glow);
  transition: all var(--transition-base);
}

.capture-btn::before {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 2px solid rgba(255, 0, 122, 0.3);
  animation: capturePulse 2s ease-in-out infinite;
}

.capture-btn:active {
  transform: scale(0.9);
}

@keyframes capturePulse {
  0%, 100% {
    transform: scale(1);
    opacity: 0.5;
  }
  50% {
    transform: scale(1.15);
    opacity: 0;
  }
}

/* SVG icon inside buttons */
.btn svg,
.btn-icon svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

/* Button group */
.controls {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.controls-stack {
  flex-direction: column;
  width: 100%;
}

/* ============================================
   Forms & Inputs
   ============================================ */
.form-group {
  position: relative;
  margin-bottom: var(--space-4);
  text-align: right;
}

.form-group label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-muted);
  margin-bottom: var(--space-2);
  transition: color var(--transition-fast);
}

.form-group:focus-within label {
  color: var(--accent);
}

input[type="text"],
input[type="password"],
input[type="date"],
input[type="email"],
textarea,
select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--glass-border);
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.4);
  color: var(--text);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  -webkit-appearance: none;
  appearance: none;
}

input::placeholder,
textarea::placeholder {
  color: var(--text-faint);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
  background: rgba(0, 0, 0, 0.5);
}

input:disabled,
textarea:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

input[type="file"] {
  width: 100%;
  padding: var(--space-3);
  border: 2px dashed var(--glass-border);
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.2);
  color: var(--text-muted);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  cursor: pointer;
  transition: all var(--transition-base);
}

input[type="file"]:hover {
  border-color: var(--primary);
  background: rgba(255, 0, 122, 0.05);
}

input[type="file"]::file-selector-button {
  background: var(--gradient-primary);
  color: #fff;
  border: none;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  font-family: var(--font-family);
  font-weight: 600;
  font-size: var(--font-size-sm);
  cursor: pointer;
  margin-inline-end: var(--space-2);
  transition: opacity var(--transition-fast);
}

input[type="file"]::file-selector-button:hover {
  opacity: 0.9;
}

/* ============================================
   Progress Bar
   ============================================ */
.progress-wrapper {
  width: 100%;
  margin-top: var(--space-4);
}

.progress-info {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.progress-bar {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  width: 0%;
  background: var(--gradient-success);
  border-radius: var(--radius-full);
  transition: width 0.3s ease;
  position: relative;
}

.progress-fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  animation: progressShimmer 1.5s infinite;
}

@keyframes progressShimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ============================================
   Toast Notifications
   ============================================ */
.toast-container {
  position: fixed;
  top: var(--space-6);
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  pointer-events: none;
  width: 90%;
  max-width: 400px;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
  font-size: var(--font-size-sm);
  font-weight: 500;
  pointer-events: auto;
  animation: toastIn 0.4s var(--transition-spring) both;
  cursor: pointer;
}

.toast.removing {
  animation: toastOut 0.3s ease-in both;
}

.toast-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.toast-success .toast-icon { color: var(--success); }
.toast-error .toast-icon { color: var(--danger); }
.toast-info .toast-icon { color: var(--accent); }
.toast-warning .toast-icon { color: var(--warning); }

.toast-message {
  flex: 1;
  line-height: 1.4;
}

.toast-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast);
  flex-shrink: 0;
}

.toast-close:hover {
  color: var(--text);
}

@keyframes toastIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes toastOut {
  to {
    opacity: 0;
    transform: translateY(-10px) scale(0.95);
  }
}

/* ============================================
   Lightbox / Modal
   ============================================ */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.lightbox-overlay.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  position: relative;
  width: 90%;
  max-width: 900px;
  max-height: 90vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 85vh;
  border-radius: var(--radius-md);
  object-fit: contain;
  transform: scale(0.9);
  transition: transform var(--transition-slow);
}

.lightbox-overlay.active .lightbox-content img {
  transform: scale(1);
}

.lightbox-close {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  z-index: 5;
  backdrop-filter: var(--glass-blur);
}

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

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  backdrop-filter: var(--glass-blur);
}

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

.lightbox-prev {
  right: var(--space-4);
}

.lightbox-next {
  left: var(--space-4);
}

.lightbox-actions {
  position: absolute;
  bottom: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--space-3);
  z-index: 5;
}

.lightbox-download {
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  transition: all var(--transition-fast);
  backdrop-filter: var(--glass-blur);
}

.lightbox-download:hover {
  background: rgba(255, 255, 255, 0.25);
}

.lightbox-counter {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: rgba(0, 0, 0, 0.5);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  backdrop-filter: var(--glass-blur);
}

/* ============================================
   Gallery Grid
   ============================================ */
.gallery-section {
  width: 100%;
  max-width: 1200px;
  padding: var(--space-8) var(--space-4);
  margin: 0 auto;
}

.gallery-header {
  text-align: center;
  margin-bottom: var(--space-8);
}

.gallery-header h1 {
  font-size: var(--font-size-4xl);
  font-weight: 900;
  background: linear-gradient(135deg, #fff, var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-2);
}

.gallery-count {
  color: var(--text-muted);
  font-size: var(--font-size-lg);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-3);
  padding: 0 var(--space-4);
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 1;
  cursor: pointer;
  background: var(--glass-bg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  animation: fadeInUp 0.5s ease both;
}

.gallery-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

/* Lazy loading blur-up */
.gallery-item img.lazy {
  filter: blur(10px);
  transform: scale(1.1);
  transition: filter 0.5s ease, transform 0.5s ease;
}

.gallery-item img.lazy.loaded {
  filter: blur(0);
  transform: scale(1);
}

.gallery-item .gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent 60%, rgba(0, 0, 0, 0.6));
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: flex-end;
  padding: var(--space-3);
}

.gallery-item:hover .gallery-item-overlay {
  opacity: 1;
}

.gallery-item-overlay svg {
  width: 24px;
  height: 24px;
  color: #fff;
}

/* Skeleton loading */
.skeleton {
  background: linear-gradient(90deg, var(--glass-bg) 25%, rgba(255,255,255,0.12) 50%, var(--glass-bg) 75%);
  background-size: 200% 100%;
  animation: skeletonShimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes skeletonShimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================
   Success Animation
   ============================================ */
.success-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) 0;
  animation: fadeInUp 0.5s ease both;
}

.success-checkmark {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--gradient-success);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: checkmarkPop 0.5s var(--transition-spring) both;
  box-shadow: 0 4px 24px var(--success-glow);
}

.success-checkmark svg {
  width: 28px;
  height: 28px;
  color: #fff;
  stroke-dasharray: 50;
  stroke-dashoffset: 50;
  animation: checkmarkDraw 0.5s ease 0.3s forwards;
}

@keyframes checkmarkPop {
  0% { transform: scale(0); }
  100% { transform: scale(1); }
}

@keyframes checkmarkDraw {
  to { stroke-dashoffset: 0; }
}

.success-message {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--text);
}

.success-counter {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
}

/* ============================================
   Connection Status
   ============================================ */
.connection-status {
  position: fixed;
  bottom: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 600;
  z-index: var(--z-toast);
  transition: all var(--transition-base);
  opacity: 0;
  visibility: hidden;
}

.connection-status.offline {
  background: var(--danger);
  color: #fff;
  opacity: 1;
  visibility: visible;
}

/* ============================================
   Admin Dashboard
   ============================================ */
.admin-page {
  min-height: 100vh;
  min-height: 100dvh;
  padding: var(--space-6) var(--space-4);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.admin-wrapper {
  position: relative;
  z-index: var(--z-base);
  width: 100%;
  max-width: 900px;
}

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.admin-header h1 {
  font-size: var(--font-size-2xl);
  font-weight: 900;
  background: linear-gradient(135deg, #fff, var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.admin-header-actions {
  display: flex;
  gap: var(--space-3);
  align-items: center;
}

/* Stats cards */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.stat-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  text-align: center;
  transition: all var(--transition-base);
}

.stat-card:hover {
  background: var(--glass-bg-hover);
  transform: translateY(-2px);
}

.stat-card .stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-3);
}

.stat-card .stat-icon svg {
  width: 24px;
  height: 24px;
  color: #fff;
}

.stat-card .stat-value {
  font-size: var(--font-size-2xl);
  font-weight: 900;
  color: var(--text);
  line-height: 1;
  margin-bottom: var(--space-1);
}

.stat-card .stat-label {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

/* Admin sections */
.admin-section {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
  animation: fadeInUp 0.5s ease both;
}

.admin-section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
  margin-bottom: var(--space-4);
}

.admin-section-header h2 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0;
}

.admin-section-header .toggle-icon {
  width: 24px;
  height: 24px;
  color: var(--text-muted);
  transition: transform var(--transition-base);
}

.admin-section.collapsed .admin-section-header .toggle-icon {
  transform: rotate(180deg);
}

.admin-section-body {
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.admin-section.collapsed .admin-section-body {
  max-height: 0 !important;
  padding-top: 0;
  margin-top: 0;
}

.admin-section form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.admin-section hr {
  border: none;
  border-top: 1px solid var(--glass-border);
  margin: var(--space-2) 0;
}

/* Admin gallery grid */
.admin-gallery-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.admin-gallery-count {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.admin-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-3);
}

.admin-photo-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--glass-bg);
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition-fast);
}

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

.admin-photo-item:hover {
  border-color: var(--glass-border-hover);
}

.admin-photo-item.selected {
  border-color: var(--primary);
  box-shadow: 0 0 0 2px var(--primary-glow);
}

.admin-photo-item .admin-photo-actions {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-2);
  background: linear-gradient(transparent, rgba(0,0,0,0.7));
  display: flex;
  gap: var(--space-1);
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.admin-photo-item:hover .admin-photo-actions {
  opacity: 1;
}

.admin-photo-actions button {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.2);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
  backdrop-filter: var(--glass-blur);
}

.admin-photo-actions button:hover {
  background: rgba(255,255,255,0.35);
}

.admin-photo-actions button.delete-btn:hover {
  background: var(--danger);
}

.admin-photo-select {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  width: 24px;
  height: 24px;
  border-radius: var(--radius-sm);
  border: 2px solid rgba(255,255,255,0.5);
  background: rgba(0,0,0,0.3);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  backdrop-filter: var(--glass-blur);
  opacity: 0;
}

.admin-photo-item:hover .admin-photo-select,
.admin-photo-item.selected .admin-photo-select {
  opacity: 1;
}

.admin-photo-item.selected .admin-photo-select {
  background: var(--primary);
  border-color: var(--primary);
}

.admin-photo-select svg {
  width: 14px;
  height: 14px;
  color: #fff;
  opacity: 0;
}

.admin-photo-item.selected .admin-photo-select svg {
  opacity: 1;
}

/* Background preview */
.bg-preview {
  width: 100%;
  height: 120px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: rgba(0,0,0,0.3);
  margin-top: var(--space-2);
}

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

/* ============================================
   Login Page
   ============================================ */
.login-page {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card {
  position: relative;
  z-index: var(--z-base);
  width: 92%;
  max-width: 400px;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-10);
  text-align: center;
  box-shadow: var(--glass-shadow-lg);
  animation: containerEnter 0.8s ease both;
}

.login-logo {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  box-shadow: 0 4px 24px var(--primary-glow);
}

.login-logo svg {
  width: 36px;
  height: 36px;
  color: #fff;
}

.login-card h1 {
  font-size: var(--font-size-2xl);
  font-weight: 900;
  margin-bottom: var(--space-2);
}

.login-card .login-subtitle {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-6);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.login-error {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  background: rgba(255, 71, 87, 0.15);
  border: 1px solid rgba(255, 71, 87, 0.3);
  color: #ffcccc;
  font-size: var(--font-size-sm);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.login-error svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--danger);
}

.login-footer {
  margin-top: var(--space-6);
  font-size: var(--font-size-xs);
  color: var(--text-faint);
}

/* ============================================
   Guest Page - Bottom Section
   ============================================ */
.page-footer {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  text-align: center;
  padding: var(--space-4);
  padding-bottom: calc(var(--space-4) + env(safe-area-inset-bottom, 0px));
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  z-index: var(--z-base);
  background: linear-gradient(transparent, rgba(0,0,0,0.4));
}

.page-footer a {
  color: var(--accent);
  font-weight: 600;
}

.gallery-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text);
  font-weight: 600;
  font-size: var(--font-size-sm);
  transition: all var(--transition-base);
  backdrop-filter: var(--glass-blur);
  margin-bottom: var(--space-3);
}

.gallery-link:hover {
  background: var(--glass-bg-hover);
  border-color: var(--glass-border-hover);
  transform: translateY(-2px);
  color: var(--text);
}

/* ============================================
   Gallery Page
   ============================================ */
.gallery-page {
  min-height: 100vh;
  min-height: 100dvh;
  padding: var(--space-16) var(--space-4) var(--space-8);
}

.gallery-page-header {
  text-align: center;
  margin-bottom: var(--space-10);
  padding-top: var(--space-8);
}

.gallery-page-header h1 {
  font-size: var(--font-size-4xl);
  font-weight: 900;
  background: linear-gradient(135deg, #fff, var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: var(--space-2);
}

.gallery-page-header .gallery-date {
  color: var(--text-muted);
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-4);
}

.gallery-page-header .gallery-photo-count {
  color: var(--text-faint);
  font-size: var(--font-size-sm);
}

.gallery-share {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

/* ============================================
   Animations
   ============================================ */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

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

@keyframes slideDown {
  from {
    opacity: 0;
    max-height: 0;
  }
  to {
    opacity: 1;
    max-height: 1000px;
  }
}

/* ============================================
   Utility Classes
   ============================================ */
.hidden {
  display: none !important;
}

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

.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }
.text-accent { color: var(--accent); }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }

.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }

.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }

/* ============================================
   Responsive - Mobile First
   ============================================ */
@media (max-width: 600px) {
  :root {
    --font-size-3xl: 1.75rem;
    --font-size-4xl: 2rem;
  }

  body {
    min-height: 100vh;
    min-height: 100dvh;
    overflow-x: hidden;
    padding-bottom: 80px; /* space for footer */
  }

  .container {
    width: 94%;
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    margin-top: var(--space-4);
  }

  header h1 {
    font-size: var(--font-size-2xl);
  }

  .event-date {
    font-size: var(--font-size-base);
  }

  #camera-container {
    aspect-ratio: 3 / 4;
    margin-bottom: var(--space-4);
    border-radius: var(--radius-md);
  }

  .capture-btn {
    width: 64px;
    height: 64px;
  }

  .capture-btn svg {
    width: 28px;
    height: 28px;
  }

  .btn-icon {
    width: 44px;
    height: 44px;
  }

  .controls {
    gap: var(--space-4);
  }

  #action-controls {
    gap: var(--space-3);
  }

  #action-controls .btn {
    padding: var(--space-3) var(--space-5);
    font-size: var(--font-size-sm);
  }

  .page-footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-3) var(--space-4);
    padding-bottom: calc(var(--space-3) + env(safe-area-inset-bottom, 0px));
    font-size: var(--font-size-xs);
    background: linear-gradient(transparent, rgba(0,0,0,0.6));
  }

  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: var(--space-2);
    padding: 0 var(--space-2);
  }

  .admin-gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  }

  .admin-section {
    padding: var(--space-4);
  }

  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .lightbox-nav {
    width: 40px;
    height: 40px;
  }

  .lightbox-prev { right: var(--space-2); }
  .lightbox-next { left: var(--space-2); }

  .success-checkmark {
    width: 48px;
    height: 48px;
  }

  .success-checkmark svg {
    width: 24px;
    height: 24px;
  }

  .success-message {
    font-size: var(--font-size-lg);
  }
}

@media (min-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  }

  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* ============================================
   Dark Mode (system preference)
   ============================================ */
@media (prefers-color-scheme: light) {
  /* Keep dark for this app - it's a photo booth event app */
}

/* ============================================
   Reduced Motion
   ============================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }
}

/* ============================================
   Background animation (gradient shift)
   ============================================ */
.bg-animated {
  position: fixed;
  inset: 0;
  z-index: 0;
  background: linear-gradient(-45deg, rgba(10,0,21,0.7), rgba(21,0,42,0.6), rgba(10,0,32,0.7), rgba(26,0,48,0.6));
  background-size: 400% 400%;
  animation: gradientShift 15s ease infinite;
}

@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ============================================
   Confirmation Dialog
   ============================================ */
.confirm-dialog-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.confirm-dialog-overlay.active {
  opacity: 1;
  visibility: visible;
}

.confirm-dialog {
  background: rgba(20, 20, 30, 0.95);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  max-width: 380px;
  width: 90%;
  text-align: center;
  animation: fadeInScale 0.3s ease both;
}

.confirm-dialog h3 {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-3);
}

.confirm-dialog p {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  margin-bottom: var(--space-6);
}

.confirm-dialog-actions {
  display: flex;
  gap: var(--space-3);
  justify-content: center;
}

.confirm-dialog-actions .btn {
  flex: 1;
}

/* ============================================
   Logout Link
   ============================================ */
.logout-link {
  color: var(--text-muted);
  font-size: var(--font-size-sm);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  transition: color var(--transition-fast);
}

.logout-link:hover {
  color: var(--danger);
}

/* Form actions */
.form-actions {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.form-actions .btn {
  flex: 1;
}