@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;700;800&family=Space+Grotesk:wght@500;700&display=swap");

:root {
  --bg: #081118;
  --bg-soft: rgba(8, 17, 24, 0.7);
  --panel: rgba(12, 24, 34, 0.78);
  --panel-strong: rgba(16, 29, 40, 0.94);
  --line: rgba(180, 211, 196, 0.14);
  --text: #f1f5ea;
  --muted: #9db0aa;
  --lime: #d7ff63;
  --lime-deep: #8fb11b;
  --coral: #ff8f70;
  --cyan: #77d6d1;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.38);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 15% 15%, rgba(215, 255, 99, 0.12), transparent 26%),
    radial-gradient(circle at 82% 12%, rgba(255, 143, 112, 0.18), transparent 24%),
    radial-gradient(circle at 70% 78%, rgba(119, 214, 209, 0.12), transparent 22%),
    linear-gradient(160deg, #050b10 0%, #0b131b 55%, #101921 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.015) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at center, black 20%, transparent 78%);
  pointer-events: none;
}

.ambient {
  position: fixed;
  width: 28rem;
  height: 28rem;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  opacity: 0.34;
}

.ambient-one {
  top: -9rem;
  right: -8rem;
  background: rgba(255, 143, 112, 0.26);
}

.ambient-two {
  bottom: -10rem;
  left: -8rem;
  background: rgba(119, 214, 209, 0.18);
}

.page-shell {
  position: relative;
  width: min(1180px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 2rem 0 4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.02fr 1fr;
  gap: 1.4rem;
  align-items: start;
}

.hero-copy,
.tool-card,
.info-card {
  position: relative;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(14, 25, 36, 0.92), rgba(9, 18, 26, 0.82));
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.hero-copy {
  border-radius: var(--radius-xl);
  padding: 2.6rem;
  min-height: 100%;
}

.tool-card {
  border-radius: var(--radius-xl);
  padding: 1.4rem;
}

.eyebrow {
  margin: 0 0 1rem;
  letter-spacing: 0.22em;
  font-size: 0.72rem;
  color: var(--lime);
}

.eyebrow-soft {
  color: var(--cyan);
}

h1,
h2 {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  line-height: 0.98;
}

h1 {
  font-size: clamp(3rem, 7vw, 5.8rem);
  max-width: 12ch;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
}

.lead {
  max-width: 58ch;
  margin: 1.2rem 0 1.6rem;
  font-size: 1.04rem;
  line-height: 1.75;
  color: #d7e2dd;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-bottom: 1.8rem;
}

.pill {
  padding: 0.68rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(215, 255, 99, 0.16);
  background: rgba(215, 255, 99, 0.08);
  color: #f3fad6;
  font-size: 0.88rem;
}

.stat-grid,
.info-grid,
.meta-grid,
.preview-grid,
.control-grid {
  display: grid;
  gap: 1rem;
}

.stat-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stat-card,
.meta-card,
.preview-panel,
.control-card,
.status-card,
.info-card {
  border-radius: var(--radius-lg);
}

.stat-card {
  padding: 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.stat-card strong,
.meta-card strong {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 1rem;
}

.stat-card span,
.meta-card span,
.micro-note,
.footer-note,
.feature-list li,
.step-list li {
  color: var(--muted);
  line-height: 1.6;
}

.tool-header,
.panel-heading,
.status-row,
.action-row,
.trim-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.tool-header {
  margin-bottom: 1rem;
}

.engine-note {
  padding: 0.5rem 0.75rem;
  border-radius: 999px;
  background: rgba(119, 214, 209, 0.12);
  color: #c9f4f1;
  font-size: 0.78rem;
  white-space: nowrap;
}

.file-drop {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 1rem;
  align-items: center;
  padding: 1.1rem;
  border-radius: 26px;
  border: 1px dashed rgba(215, 255, 99, 0.28);
  background:
    linear-gradient(180deg, rgba(215, 255, 99, 0.06), transparent),
    rgba(255, 255, 255, 0.02);
  transition:
    border-color 180ms ease,
    transform 180ms ease,
    background-color 180ms ease;
  cursor: pointer;
}

.file-drop:hover,
.file-drop:focus-visible,
.file-drop.is-dragging {
  border-color: rgba(215, 255, 99, 0.66);
  transform: translateY(-1px);
  outline: none;
}

.drop-icon {
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(215, 255, 99, 0.2), rgba(255, 143, 112, 0.14));
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.1rem;
  color: var(--lime);
}

.drop-copy strong,
.drop-copy span {
  display: block;
}

.drop-copy span {
  color: var(--muted);
  margin-top: 0.2rem;
}

.secondary-button,
.primary-button,
.download-button {
  appearance: none;
  border: 0;
  border-radius: 16px;
  cursor: pointer;
  font: inherit;
  font-weight: 800;
  transition:
    transform 180ms ease,
    filter 180ms ease,
    opacity 180ms ease;
}

.secondary-button {
  padding: 0.9rem 1rem;
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.primary-button {
  min-width: 180px;
  padding: 1rem 1.2rem;
  background: linear-gradient(135deg, var(--lime), #c2f248 45%, #ffc55c);
  color: #0a1117;
}

.download-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.92rem 1rem;
  background: linear-gradient(135deg, rgba(119, 214, 209, 0.22), rgba(255, 143, 112, 0.16));
  color: var(--text);
  text-decoration: none;
}

.secondary-button:hover,
.primary-button:hover,
.download-button:hover {
  transform: translateY(-1px);
  filter: brightness(1.05);
}

.download-button.disabled,
.primary-button:disabled {
  opacity: 0.45;
  pointer-events: none;
}

.meta-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1rem;
}

.meta-card,
.preview-panel,
.control-card,
.status-card {
  padding: 1rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.meta-label,
.control-label {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
}

.meta-card-alert {
  border-color: rgba(255, 143, 112, 0.18);
  background: rgba(255, 143, 112, 0.06);
}

.preview-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1rem;
}

.panel-heading {
  margin-bottom: 0.8rem;
  font-size: 0.92rem;
  color: #d7e2dd;
}

#video-preview,
#audio-preview {
  width: 100%;
  border-radius: 18px;
  background: #03080d;
}

#video-preview {
  aspect-ratio: 16 / 9;
  object-fit: contain;
}

#audio-preview {
  min-height: 54px;
}

#result-badge {
  color: var(--muted);
  font-size: 0.82rem;
}

.control-grid {
  grid-template-columns: 220px minmax(0, 1fr);
  margin-top: 1rem;
}

.control-card select,
.slider-group input {
  width: 100%;
}

.control-card select {
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 0.95rem 1rem;
  background: rgba(6, 12, 18, 0.92);
  color: var(--text);
  font: inherit;
}

.control-card-wide {
  display: grid;
  gap: 0.8rem;
}

.slider-group {
  display: grid;
  grid-template-columns: 74px 1fr 56px;
  gap: 0.8rem;
  align-items: center;
}

.slider-group label,
.slider-group span {
  font-size: 0.88rem;
  color: var(--muted);
}

input[type="range"] {
  accent-color: var(--lime);
}

.status-card {
  margin-top: 1rem;
}

.status-row strong {
  font-size: 0.95rem;
}

#progress-text {
  color: var(--lime);
  font-weight: 700;
}

.progress-track {
  width: 100%;
  height: 0.7rem;
  margin-top: 0.9rem;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.06);
}

.progress-bar {
  width: 0%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--lime), #f5dd65 55%, var(--coral));
  transition:
    width 160ms ease,
    transform 700ms ease;
}

.progress-bar.is-indeterminate {
  width: 42%;
  animation: pulse-slide 1.2s linear infinite;
}

@keyframes pulse-slide {
  0% {
    transform: translateX(-115%);
  }

  100% {
    transform: translateX(320%);
  }
}

.console-line {
  margin: 0.8rem 0 0;
  min-height: 1.5rem;
  font-family: "Space Grotesk", sans-serif;
  color: var(--cyan);
  opacity: 0.88;
}

.action-row {
  align-items: flex-start;
  margin-top: 1rem;
}

.micro-note {
  margin: 0;
  max-width: 46ch;
  font-size: 0.88rem;
}

.info-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1.4rem;
}

.info-card {
  padding: 1.3rem;
}

.step-list,
.feature-list {
  margin: 1rem 0 0;
  padding-left: 1.15rem;
}

.step-list li,
.feature-list li {
  margin-bottom: 0.7rem;
}

.footer-note {
  margin-top: 1.2rem;
  padding: 1rem 1.2rem;
  border-radius: 18px;
  border: 1px solid rgba(119, 214, 209, 0.12);
  background: rgba(119, 214, 209, 0.06);
}

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

@media (max-width: 1060px) {
  .hero-grid,
  .info-grid,
  .stat-grid,
  .preview-grid,
  .control-grid,
  .meta-grid {
    grid-template-columns: 1fr;
  }

  h1 {
    max-width: 13ch;
  }
}

@media (max-width: 760px) {
  .page-shell {
    width: min(100% - 1rem, 100%);
    padding-top: 1rem;
  }

  .hero-copy,
  .tool-card,
  .info-card {
    padding: 1.1rem;
  }

  .file-drop {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .drop-icon {
    margin: 0 auto;
  }

  .tool-header,
  .panel-heading,
  .status-row,
  .action-row,
  .trim-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .engine-note {
    white-space: normal;
  }

  .slider-group {
    grid-template-columns: 1fr;
  }

  .primary-button,
  .download-button {
    width: 100%;
  }
}