/* Modern Reels - Premium Aesthetic Design System */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  /* HSL Tailored Color Palette */
  --bg-primary: #0a0b0e;
  --bg-secondary: #121318;
  --text-primary: #ffffff;
  --text-secondary: #94a3b8;
  --accent-rose: #ff3366;
  --accent-rose-gradient: linear-gradient(135deg, #ff0844 0%, #ffb199 100%);
  --glass-bg: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-hover: rgba(255, 255, 255, 0.08);
  --radius-card: 20px;
  --radius-pill: 500px;
  --shadow-premium: 0 20px 40px -15px rgba(0, 0, 0, 0.7);
  --transition-smooth: all 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Background Subtle Ambient Glow */
body::before {
  content: '';
  position: fixed;
  top: -10%;
  left: -10%;
  width: 120%;
  height: 120%;
  background: radial-gradient(circle at 10% 20%, rgba(255, 51, 102, 0.03) 0%, transparent 40%),
              radial-gradient(circle at 90% 80%, rgba(255, 177, 153, 0.03) 0%, transparent 40%);
  pointer-events: none;
  z-index: -1;
}

/* Page Container */
.reels-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 48px 24px;
}

/* Premium Header */
.reels-header {
  text-align: center;
  margin-bottom: 56px;
  animation: fadeInDown 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.reels-header h1 {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, #ffffff 30%, #a1a1aa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 12px;
}

.reels-header p {
  color: var(--text-secondary);
  font-size: clamp(14px, 2vw, 16px);
  font-weight: 400;
  max-width: 500px;
  margin: 0 auto;
}

/* Filter/Status Banner (For Fallback warning, etc.) */
.status-banner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(255, 177, 153, 0.05);
  border: 1px solid rgba(255, 177, 153, 0.15);
  border-radius: 12px;
  padding: 10px 16px;
  max-width: fit-content;
  margin: -32px auto 40px auto;
  font-size: 13px;
  color: #ffb199;
  animation: fadeIn 1s ease-in-out;
}

.status-banner svg {
  fill: #ffb199;
  width: 16px;
  height: 16px;
}

/* Loading Grid Placeholder */
.reels-loading-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  gap: 16px;
  color: var(--text-secondary);
}

/* Grid Layout */
.reels-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 32px;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.reels-grid.loaded {
  opacity: 1;
  transform: translateY(0);
}

/* Card Component */
.reels-card {
  position: relative;
  aspect-ratio: 9/16;
  background-color: var(--bg-secondary);
  border-radius: var(--radius-card);
  border: 1px solid var(--glass-border);
  overflow: hidden;
  box-shadow: var(--shadow-premium);
  cursor: pointer;
  transform: translate3d(0, 0, 0);
  transition: var(--transition-smooth);
}

.reels-card:hover {
  transform: translateY(-10px) scale(1.02);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: 0 30px 60px -20px rgba(0, 0, 0, 0.9);
}

/* Card Thumbnail */
.reels-card-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.25, 1, 0.5, 1);
}

.reels-card:hover .reels-card-thumb {
  transform: scale(1.06);
}

/* Bottom Text Gradient Overlay */
.reels-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, 
    rgba(10, 11, 14, 0.95) 0%, 
    rgba(10, 11, 14, 0.6) 40%, 
    rgba(10, 11, 14, 0.1) 70%, 
    transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  box-sizing: border-box;
  z-index: 2;
}

/* Author Row */
.reels-card-author {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.reels-card-avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-pill);
  border: 1.5px solid rgba(255, 255, 255, 0.6);
  object-fit: cover;
  background-color: var(--bg-primary);
}

.reels-card-username {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
  letter-spacing: -0.01em;
}

.reels-card-title {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  text-shadow: 0 1px 2px rgba(0,0,0,0.5);
}

/* Stats Heart Badge */
.reels-card-stats {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(10, 11, 14, 0.6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  z-index: 3;
}

.reels-card-stats svg {
  fill: var(--accent-rose);
  width: 14px;
  height: 14px;
}

/* Play Icon Overlay on Hover */
.reels-grid-play-icon {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  z-index: 3;
  transition: opacity 0.3s ease;
}

.reels-card:hover .reels-grid-play-icon {
  opacity: 1;
}

.reels-grid-play-btn {
  width: 56px;
  height: 56px;
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
  transform: scale(0.8);
  transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.reels-card:hover .reels-grid-play-btn {
  transform: scale(1);
}

.reels-grid-play-btn svg {
  fill: var(--bg-primary);
  width: 20px;
  height: 20px;
  margin-left: 4px;
}

/* --- Fullscreen Video Modal --- */
.reels-modal {
  position: fixed;
  inset: 0;
  background-color: rgba(6, 7, 9, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease-in-out;
}

.reels-modal.active {
  opacity: 1;
  pointer-events: auto;
}

/* Modal Core Box */
.reels-modal-content {
  position: relative;
  width: 100%;
  max-width: 440px;
  height: 100%;
  max-height: 85vh;
  aspect-ratio: 9/16;
  background: #000;
  border-radius: var(--radius-card);
  overflow: hidden;
  display: flex;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.9);
  border: 1px solid var(--glass-border);
  transform: scale(0.95);
  transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1);
}

.reels-modal.active .reels-modal-content {
  transform: scale(1);
}

@media (max-width: 600px) {
  .reels-modal-content {
    max-height: 100vh;
    height: 100%;
    border-radius: 0;
    border: none;
  }
}

/* Video Frame Setup */
.reels-video-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
}

.reels-video-container {
  width: 100%;
  height: 100%;
  position: relative;
  background: #000;
}

.reels-iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

/* Gradient Overlay inside Player */
.reels-modal-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, 
    rgba(0, 0, 0, 0.9) 0%, 
    transparent 35%, 
    transparent 65%, 
    rgba(0, 0, 0, 0.4) 100%);
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px;
  box-sizing: border-box;
  z-index: 10;
}

/* Top Buttons Row */
.reels-modal-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  pointer-events: auto;
  width: 100%;
}

.reels-modal-btn {
  background: rgba(10, 11, 14, 0.5);
  border: 1px solid var(--glass-border);
  color: #fff;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: var(--transition-smooth);
}

.reels-modal-btn:hover {
  background: rgba(10, 11, 14, 0.85);
  transform: scale(1.05);
}

.reels-modal-btn svg {
  fill: #fff;
  width: 20px;
  height: 20px;
}

/* Bottom Caption Details */
.reels-modal-bottom {
  pointer-events: auto;
  max-width: 80%;
  z-index: 11;
  animation: fadeInUp 0.4s ease;
}

.reels-modal-author {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.reels-modal-avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-pill);
  border: 2px solid #fff;
  object-fit: cover;
  background-color: var(--bg-primary);
}

.reels-modal-name {
  font-weight: 700;
  font-size: 16px;
  text-shadow: 0 2px 4px rgba(0,0,0,0.8);
}

.reels-modal-desc {
  font-size: 14px;
  line-height: 1.45;
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
  text-shadow: 0 2px 4px rgba(0,0,0,0.8);
  max-height: 120px;
  overflow-y: auto;
  padding-right: 4px;
}

/* Modal Sidebar Actions */
.reels-modal-actions {
  position: absolute;
  right: 16px;
  bottom: 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
  pointer-events: auto;
  z-index: 12;
}

.reels-modal-actions .reels-action-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.reels-action-circle {
  width: 48px;
  height: 48px;
  background: rgba(10, 11, 14, 0.5);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: var(--transition-smooth);
}

.reels-modal-actions .reels-action-item:hover .reels-action-circle {
  transform: scale(1.1);
  background: rgba(10, 11, 14, 0.85);
  border-color: rgba(255, 255, 255, 0.25);
}

.reels-action-circle svg {
  fill: #fff;
  width: 22px;
  height: 22px;
  transition: fill 0.3s;
}

/* Active Liked Heart state */
.reels-modal-actions .reels-action-item.liked .reels-action-circle {
  background: rgba(255, 51, 102, 0.15);
  border-color: rgba(255, 51, 102, 0.3);
}

.reels-modal-actions .reels-action-item.liked .reels-action-circle svg {
  fill: var(--accent-rose);
  filter: drop-shadow(0 0 8px rgba(255, 51, 102, 0.6));
}

.reels-action-text {
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  text-shadow: 0 2px 4px rgba(0,0,0,0.8);
}

/* Video Loader & Custom Spinner */
.reels-video-loader {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: #000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  z-index: 9;
}

.reels-video-loader.active {
  opacity: 1;
}

.reels-spinner {
  border: 3px solid rgba(255, 255, 255, 0.08);
  border-top: 3px solid var(--accent-rose);
  border-radius: var(--radius-pill);
  width: 40px;
  height: 40px;
  animation: reels-spin 1s cubic-bezier(0.5, 0.1, 0.5, 0.9) infinite;
}

/* Double-Tap Big Heart Anim Overlay */
.double-tap-heart {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0);
  pointer-events: none;
  z-index: 15;
  animation: heartPulse 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.double-tap-heart svg {
  fill: var(--accent-rose);
  filter: drop-shadow(0 4px 20px rgba(255, 51, 102, 0.8));
  width: 90px;
  height: 90px;
}

/* Keyframes Animations */
@keyframes reels-spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes heartPulse {
  0% { transform: translate(-50%, -50%) scale(0); opacity: 0; }
  15% { transform: translate(-50%, -50%) scale(1.2); opacity: 0.9; }
  30% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
  80% { transform: translate(-50%, -50%) scale(0.95); opacity: 0.9; }
  100% { transform: translate(-50%, -50%) scale(0.6); opacity: 0; }
}

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

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

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

/* Scrollbar customization for caption description box */
.reels-modal-desc::-webkit-scrollbar {
  width: 4px;
}
.reels-modal-desc::-webkit-scrollbar-track {
  background: transparent;
}
.reels-modal-desc::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-pill);
}
.reels-modal-desc::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.4);
}