/* =================== MOVIE FRAME SANDBOX =================== */

.mf-container {
  position: relative;
  width: 800px;
  max-width: 95vw;
  background: #000;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 0 25px rgba(0, 0, 0, 0.5);
  font-family: Arial, sans-serif;
}

/* Video */
.mf-video {
  width: 100%;
  display: block;
  background: #000;
}

/* Controls overlay */
.mf-controls {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 14px 18px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.9), transparent);
  opacity: 1;
  transition: opacity 0.3s ease;
}

/* Progress row */
.mf-progress-row {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
  font-size: 13px;
  margin-bottom: 10px;
}

/* Range (sandbox tuyệt đối) */
.mf-container input[type="range"] {
  all: unset;
  appearance: none;
  width: 100%;
  height: 5px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 3px;
  cursor: pointer;
}

.mf-container input[type="range"]::-webkit-slider-thumb {
  appearance: none;
  width: 12px;
  height: 12px;
  background: #4da6ff;
  border-radius: 50%;
  box-shadow: -700px 0 0 700px #4da6ff;
}

.mf-container input[type="range"]::-moz-range-thumb {
  width: 12px;
  height: 12px;
  background: #4da6ff;
  border-radius: 50%;
  border: none;
}

/* Bottom controls */
.mf-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mf-btn {
  background: none;
  border: none;
  color: white;
  font-size: 22px;
  cursor: pointer;
  transition: 0.15s;
}

.mf-btn:hover {
  color: #4da6ff;
}

/* Volume section */
.mf-volume {
  display: flex;
  align-items: center;
  gap: 10px;
}

.player-wrapper {
  width: 90%;
  max-width: 900px;
  background: linear-gradient(135deg, #161720, #191b28);
  border-radius: 20px;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.55);
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.player-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 4px 4px 10px;
}

.player-title {
  font-size: 15px;
  font-weight: 600;
  color: #e5e7eb;
}

.player-badge {
  font-size: 11px;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(96, 165, 250, 0.12);
  color: #93c5fd;
  border: 1px solid rgba(59, 130, 246, 0.5);
}

.video-container {
  position: relative;
  border-radius: 14px;
  overflow: hidden;
  background: #020617;
}

video {
  width: 100%;
  display: block;
  background: #000;
}

/* Overlay play icon khi video paused */
.center-play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.center-play.show {
  pointer-events: auto;
  opacity: 1;
}

.center-play button {
  width: 70px;
  height: 70px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  background: rgba(15, 23, 42, 0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
}

.center-play button svg {
  width: 28px;
  height: 28px;
  fill: #e5e7eb;
  margin-left: 2px;
}

.controls {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: 10px 8px 4px;
  background: linear-gradient(
    to top,
    rgba(15, 23, 42, 0.92),
    rgba(15, 23, 42, 0.75)
  );
  border-top: 1px solid rgba(148, 163, 184, 0.2);
}

.progress-bar-wrapper {
  width: 100%;
  height: 6px;
  background: rgba(30, 41, 59, 0.9);
  border-radius: 999px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.progress-buffered {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(148, 163, 184, 0.55),
    rgba(148, 163, 184, 0.15)
  );
  transform-origin: left;
  transform: scaleX(0);
}

.progress-filled {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, #38bdf8, #6366f1);
  transform-origin: left;
  transform: scaleX(0);
}

.controls-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.controls-left,
.controls-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn-icon {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  background: radial-gradient(circle at top left, #1f2937, #020617);
  display: flex;
  align-items: center;
  justify-content: center;
  outline: none;
  transition: transform 0.08s ease, box-shadow 0.08s ease, background 0.1s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.btn-icon:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.9);
  background: radial-gradient(circle at top left, #111827, #020617);
}

.btn-icon svg {
  width: 18px;
  height: 18px;
  fill: #e5e7eb;
}

.time-label {
  font-size: 12px;
  color: #9ca3af;
  font-variant-numeric: tabular-nums;
  min-width: 90px;
}

.time-label span {
  color: #e5e7eb;
}

.volume-wrapper {
  display: flex;
  align-items: center;
  gap: 6px;
}

.volume-slider {
  width: 80px;
}

input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 999px;
  background: #1f2937;
  outline: none;
  cursor: pointer;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #38bdf8;
  border: 1px solid #e5e7eb;
  box-shadow: 0 0 0 4px rgba(56, 189, 248, 0.3);
}

input[type="range"]::-moz-range-thumb {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #38bdf8;
  border: 1px solid #e5e7eb;
}

.quality-tag {
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 999px;
  background: rgba(22, 163, 74, 0.18);
  border: 1px solid rgba(22, 163, 74, 0.6);
  color: #bbf7d0;
}

.controls {
  transition: opacity 0.25s ease;
}