/* Hd video to MP4 — modern dark UI */

:root {
  --hvmp4-bg: #0e0f12;
  --hvmp4-card: #16181d;
  --hvmp4-text: #e6e8ee;
  --hvmp4-muted: #a5adbb;
  --hvmp4-accent: #3b82f6; /* default blue */
  --hvmp4-accent-2: #22c55e; /* success green */
  --hvmp4-danger: #ef4444;
  --hvmp4-border: #262a33;
  --hvmp4-soft: rgba(255,255,255,0.06);
  --hvmp4-radius: 16px;
  --hvmp4-shadow: 0 8px 30px rgba(0,0,0,0.35);
}

.hvmp4-wrapper {
  background: var(--hvmp4-bg);
  color: var(--hvmp4-text);
  padding: 28px;
  border-radius: var(--hvmp4-radius);
}

.hvmp4-card {
  background: linear-gradient(180deg, var(--hvmp4-card), #12141a);
  border: 1px solid var(--hvmp4-border);
  border-radius: var(--hvmp4-radius);
  box-shadow: var(--hvmp4-shadow);
  overflow: hidden;
}

.hvmp4-head {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--hvmp4-border);
}

.hvmp4-head i {
  font-size: 22px;
  color: var(--hvmp4-accent);
}

.hvmp4-head h3 {
  margin: 0;
  font-size: 18px;
  letter-spacing: 0.3px;
}

.hvmp4-body {
  padding: 20px;
  display: grid;
  gap: 14px;
}

.hvmp4-file-label {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--hvmp4-soft);
  border: 1px dashed var(--hvmp4-border);
  border-radius: 12px;
  cursor: pointer;
  user-select: none;
  transition: transform 0.08s ease, background 0.2s ease;
}

.hvmp4-file-label:hover {
  transform: translateY(-1px);
  background: rgba(255,255,255,0.08);
}

.hvmp4-file-label input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
}

.hvmp4-file-label span {
  font-weight: 600;
}

.hvmp4-btn {
  justify-self: start;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  font-weight: 700;
  background: var(--hvmp4-accent);
  color: white;
  border: 0;
  border-radius: 12px;
  cursor: pointer;
  transition: transform 0.08s ease, filter 0.2s ease, opacity 0.2s ease;
}

.hvmp4-btn:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.hvmp4-btn.is-busy {
  opacity: 0.8;
  cursor: wait;
}

.hvmp4-hint {
  font-size: 12px;
  color: var(--hvmp4-muted);
  margin-top: -4px;
}

.hvmp4-progress {
  width: 100%;
  height: 10px;
  background: #0b0c10;
  border: 1px solid var(--hvmp4-border);
  border-radius: 999px;
  overflow: hidden;
}

.hvmp4-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--hvmp4-accent), var(--hvmp4-accent-2));
  transition: width 0.2s ease;
}

.hvmp4-status {
  min-height: 22px;
  font-size: 14px;
  color: var(--hvmp4-text);
}

.hvmp4-result {
  display: grid;
  gap: 12px;
  margin-top: 4px;
}

.hvmp4-result video {
  width: 100%;
  max-height: 420px;
  border-radius: 12px;
  border: 1px solid var(--hvmp4-border);
  background: black;
}

.hvmp4-download {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  border-radius: 12px;
  background: var(--hvmp4-soft);
  border: 1px solid var(--hvmp4-border);
  color: var(--hvmp4-text);
  text-decoration: none;
  font-weight: 600;
}

.hvmp4-download:hover {
  background: rgba(255,255,255,0.08);
}

.hvmp4-foot {
  padding: 14px 20px;
  border-top: 1px solid var(--hvmp4-border);
  font-size: 12px;
  color: var(--hvmp4-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}