/* ==========================================================================
   우리 가족 영화관 (Family Video Stream UI) - Mobile-First Stylesheet
   ========================================================================== */

:root {
  --bg-main: #090d16;
  --bg-card: #131d31;
  --bg-card-hover: #1c2a47;
  --bg-overlay: rgba(5, 8, 15, 0.85);
  --border-color: #1e293b;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --accent: #6366f1;
  --accent-hover: #4f46e5;
  --accent-red: #ef4444;
  --badge-bg: rgba(99, 102, 241, 0.2);
  --badge-text: #a5b4fc;
  --radius-card: 14px;
  --radius-btn: 10px;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Noto Sans KR", sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: var(--font-family);
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  user-select: none;
}

/* ---------------- Navbar ---------------- */
.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  background-color: rgba(9, 13, 22, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-icon {
  font-size: 24px;
}

.brand-title {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.3px;
  background: linear-gradient(135deg, #ffffff 40%, #a5b4fc 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.icon-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.15s ease;
}

.icon-btn:active {
  background-color: var(--border-color);
  color: var(--text-main);
  transform: scale(0.95);
}

/* ---------------- Container ---------------- */
.container {
  flex: 1;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  padding: 16px;
}

/* ---------------- Filters & Search ---------------- */
.filter-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 18px;
}

@media (min-width: 640px) {
  .filter-section {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.search-wrapper {
  position: relative;
  flex: 1;
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-wrapper input {
  width: 100%;
  height: 44px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-btn);
  padding: 0 14px 0 42px;
  font-size: 15px;
  color: var(--text-main);
  outline: none;
  transition: border-color 0.2s ease;
}

.search-wrapper input:focus {
  border-color: var(--accent);
}

.sort-wrapper select {
  height: 44px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-btn);
  padding: 0 14px;
  font-size: 14px;
  color: var(--text-main);
  outline: none;
  cursor: pointer;
  width: 100%;
}

@media (min-width: 640px) {
  .sort-wrapper select {
    width: auto;
  }
}

/* ---------------- Video Grid ---------------- */
.video-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 600px) {
  .video-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 960px) {
  .video-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ---------------- Video Card ---------------- */
.video-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.video-card:active {
  transform: scale(0.985);
}

.poster-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background-color: #0b1120;
  cursor: pointer;
}

.poster-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.poster-play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.25);
  opacity: 0.9;
  transition: opacity 0.2s ease;
}

.play-circle {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(99, 102, 241, 0.85);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.5);
}

.badge-group {
  position: absolute;
  top: 10px;
  right: 10px;
  display: flex;
  gap: 6px;
}

.badge {
  font-size: 11px;
  font-weight: 700;
  padding: 3px 7px;
  border-radius: 4px;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.badge.badge-4k {
  background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
  color: #000;
  font-weight: 900;
  border: none;
}

.duration-badge {
  position: absolute;
  bottom: 10px;
  right: 10px;
  font-size: 12px;
  font-weight: 600;
  padding: 2px 7px;
  border-radius: 4px;
  background: rgba(0, 0, 0, 0.8);
  color: #fff;
}

/* Card Progress Bar */
.card-progress-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: rgba(255, 255, 255, 0.2);
}

.card-progress-fill {
  height: 100%;
  background-color: var(--accent-red);
  width: 0%;
}

.card-body {
  padding: 16px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card-title {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 6px;
  line-height: 1.35;
  color: var(--text-main);
}

.card-meta {
  font-size: 13px;
  color: var(--text-muted);
  display: flex;
  gap: 8px;
  align-items: center;
  margin-bottom: 14px;
}

.card-actions {
  margin-top: auto;
  display: flex;
  gap: 8px;
}

.btn-primary {
  flex: 2;
  height: 44px;
  background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
  border: none;
  border-radius: var(--radius-btn);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
  transition: all 0.15s ease;
}

.btn-primary:active {
  transform: scale(0.97);
  box-shadow: none;
}

.btn-secondary {
  flex: 1;
  height: 44px;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-btn);
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-secondary:active {
  background-color: rgba(255, 255, 255, 0.15);
  color: var(--text-main);
}

/* ---------------- Loading & Status ---------------- */
.status-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(99, 102, 241, 0.2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 16px;
}

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

/* ---------------- PIN Authentication Modal ---------------- */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background-color: var(--bg-overlay);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.pin-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  max-width: 360px;
  width: 100%;
  padding: 30px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.6);
}

.pin-header {
  text-align: center;
  margin-bottom: 24px;
}

.lock-icon {
  font-size: 38px;
  margin-bottom: 12px;
}

.pin-header h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}

.pin-header p {
  font-size: 14px;
  color: var(--text-muted);
}

.pin-dots {
  display: flex;
  gap: 16px;
  margin-bottom: 12px;
}

.dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid var(--text-muted);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.dot.active {
  background-color: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 12px rgba(99, 102, 241, 0.7);
  transform: scale(1.15);
}

.pin-error-text {
  height: 22px;
  font-size: 13px;
  color: var(--accent-red);
  margin-bottom: 12px;
  font-weight: 600;
}

.shake {
  animation: shake 0.4s ease-in-out;
}

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  20%, 60% { transform: translateX(-8px); }
  40%, 80% { transform: translateX(8px); }
}

.keypad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  width: 100%;
  margin-bottom: 20px;
}

.key-btn {
  height: 58px;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  color: var(--text-main);
  font-size: 22px;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.12s ease;
}

.key-btn:active {
  background-color: var(--accent);
  border-color: var(--accent);
  transform: scale(0.93);
}

.key-btn.action-key {
  font-size: 14px;
  color: var(--text-muted);
}

.remember-box {
  width: 100%;
  display: flex;
  justify-content: center;
}

.remember-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  cursor: pointer;
}

.remember-label input {
  accent-color: var(--accent);
  width: 16px;
  height: 16px;
}

/* ---------------- Fullscreen Player Overlay ---------------- */
.player-overlay {
  position: fixed;
  inset: 0;
  z-index: 300;
  background-color: #000000;
  display: flex;
  flex-direction: column;
}

.player-topbar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 320;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  background: linear-gradient(180deg, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0) 100%);
  transition: opacity 0.3s ease;
}

.player-back-btn, .player-tool-btn {
  background: rgba(0,0,0,0.5);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  border-radius: var(--radius-btn);
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.player-tool-btn {
  padding: 8px 10px;
}

.player-back-btn:active, .player-tool-btn:active {
  background: rgba(255,255,255,0.2);
  transform: scale(0.95);
}

.player-video-title {
  font-size: 15px;
  font-weight: 600;
  color: #f1f5f9;
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  max-width: 60%;
  text-align: center;
}

.video-container {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

#main-video {
  width: 100%;
  height: 100%;
  max-height: 100vh;
  object-fit: contain;
}

/* Double-Tap Gesture Ripples */
.seek-ripple {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 35%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.12);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.seek-ripple.left { left: 0; border-radius: 0 100px 100px 0; }
.seek-ripple.right { right: 0; border-radius: 100px 0 0 100px; }
.seek-ripple.active { opacity: 1; }

.player-toast {
  position: absolute;
  top: 70px;
  background: rgba(15, 23, 42, 0.88);
  border: 1px solid var(--accent);
  color: #fff;
  padding: 10px 18px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 4px 16px rgba(0,0,0,0.5);
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Player Controls Bar */
.player-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 320;
  padding: 12px 18px 20px 18px;
  background: linear-gradient(0deg, rgba(0,0,0,0.92) 0%, rgba(0,0,0,0) 100%);
  transition: opacity 0.3s ease;
}

.progress-bar-container {
  position: relative;
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.25);
  border-radius: 4px;
  cursor: pointer;
  margin-bottom: 12px;
}

.progress-buffered {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  background: rgba(255, 255, 255, 0.45);
  border-radius: 4px;
  width: 0%;
}

.progress-current {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  background-color: var(--accent-red);
  border-radius: 4px;
  width: 0%;
}

.progress-thumb {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: #ffffff;
  box-shadow: 0 0 8px rgba(0,0,0,0.8);
  pointer-events: none;
  left: 0%;
}

.controls-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.time-display {
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  color: var(--text-muted);
}

.center-buttons {
  display: flex;
  align-items: center;
  gap: 16px;
}

.btn-skip {
  position: relative;
  background: transparent;
  border: none;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

.skip-label {
  position: absolute;
  font-size: 9px;
  font-weight: 800;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -40%);
}

.btn-play-large {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #ffffff;
  color: #000;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(255, 255, 255, 0.25);
  transition: transform 0.15s ease;
}

.btn-play-large:active {
  transform: scale(0.92);
}

.right-buttons {
  display: flex;
  align-items: center;
  gap: 10px;
}

.speed-select {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  border-radius: 6px;
  padding: 4px 8px;
  outline: none;
  cursor: pointer;
}

.btn-control {
  background: transparent;
  border: none;
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
}

.btn-control:active {
  transform: scale(0.92);
}

/* Controls fading when playing */
.player-overlay.controls-hidden .player-topbar,
.player-overlay.controls-hidden .player-controls {
  opacity: 0;
  pointer-events: none;
}

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