@font-face {
  font-family: "JetBrains Mono";
  src: url("/JetBrainsMono.woff2") format("woff2");
  font-display: swap;
}

:root {
  color-scheme: dark;
  --bg: #050505;
  --panel: rgba(13, 17, 23, 0.94);
  --panel-soft: rgba(16, 22, 29, 0.84);
  --ink: #e6edf3;
  --muted: #9da7b3;
  --accent: #00b4ff;
  --accent-soft: rgba(0, 180, 255, 0.12);
  --accent-border: rgba(0, 180, 255, 0.38);
  --line: #2f3540;
  --ok: #7fffd4;
  --warn: #ffd666;
  --danger: #ff8a8a;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--mono);
  line-height: 1.6;
}

#stars {
  position: fixed;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, #06070a, #000);
}

a { color: var(--accent); text-underline-offset: .2em; }
button, input, select { font: inherit; }

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
.drop-zone:focus-within {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.site-nav {
  max-width: 1180px;
  margin: 0 auto;
  padding: 20px 24px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid var(--line);
  font-size: .82rem;
}

.site-nav a { text-decoration: none; }
.brand { color: var(--ink); font-weight: 700; letter-spacing: .04em; justify-self: start; }
.nav-links { display: flex; align-items: center; justify-content: center; gap: 14px; flex-wrap: wrap; }
.nav-spacer { min-width: 1px; justify-self: end; }

.wrap {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  padding: clamp(52px, 8vw, 90px) 0 34px;
  text-align: center;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: .76rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  color: var(--accent);
  font-size: clamp(2.3rem, 7vw, 5.2rem);
  line-height: .98;
  letter-spacing: -.055em;
  text-shadow: 0 0 24px rgba(0,180,255,.18);
}

.intro {
  max-width: 780px;
  margin: 22px auto 0;
  color: #c9d1d9;
  font-size: clamp(1rem, 2vw, 1.17rem);
}

.privacy-banner {
  max-width: 860px;
  margin: 28px auto 0;
  padding: 12px 16px;
  border: 1px solid rgba(127,255,212,.34);
  border-radius: 999px;
  background: rgba(127,255,212,.06);
  color: #c9f7e8;
  font-size: .86rem;
}

.converter-shell {
  margin: 24px 0 64px;
  padding: clamp(18px, 4vw, 34px);
  border: 1px solid var(--accent-border);
  border-radius: 18px;
  background:
    radial-gradient(circle at 50% 0, rgba(0,180,255,.08), transparent 36rem),
    var(--panel);
  box-shadow: 0 18px 60px rgba(0,0,0,.36), 0 0 26px rgba(0,180,255,.06);
}

.drop-zone {
  display: block;
  padding: clamp(30px, 7vw, 58px) 20px;
  border: 1px dashed rgba(0,180,255,.6);
  border-radius: 14px;
  background: rgba(0,180,255,.045);
  text-align: center;
  cursor: pointer;
  transition: border-color .2s, background .2s, transform .2s;
}

.drop-zone:hover,
.drop-zone.is-dragover {
  border-color: var(--accent);
  background: rgba(0,180,255,.1);
  transform: translateY(-1px);
}

.drop-zone input {
  position: absolute;
  inline-size: 1px;
  block-size: 1px;
  opacity: 0;
  pointer-events: none;
}

.drop-title {
  display: block;
  color: var(--ink);
  font-size: clamp(1.05rem, 3vw, 1.35rem);
  font-weight: 700;
}

.drop-subtitle {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  font-size: .84rem;
}

.settings {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-top: 22px;
}

.setting {
  min-width: 0;
  padding: 15px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--panel-soft);
  text-align: left;
}

.setting label,
.setting .setting-label {
  display: block;
  margin-bottom: 8px;
  color: #c9d1d9;
  font-size: .76rem;
}

.setting select,
.setting input[type="number"] {
  width: 100%;
  min-height: 42px;
  padding: 8px 10px;
  border: 1px solid #3b4451;
  border-radius: 8px;
  background: #090d12;
  color: var(--ink);
}

.quality-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.quality-row input[type="range"] { width: 100%; accent-color: var(--accent); }
.quality-value { min-width: 3.1rem; color: var(--accent); text-align: right; }

.resize-inputs {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 8px;
  align-items: center;
}

.resize-inputs span { color: var(--muted); }

.check-row {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-top: 10px;
  color: var(--muted);
  font-size: .75rem;
}

.check-row input { accent-color: var(--accent); }

.action-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 20px;
}

.action {
  min-height: 44px;
  padding: 10px 17px;
  border: 1px solid var(--accent);
  border-radius: 9px;
  background: var(--accent);
  color: #001018;
  font-weight: 700;
  cursor: pointer;
  transition: transform .18s, background .18s, border-color .18s;
}

.action:hover:not(:disabled) { transform: translateY(-2px); background: #33ccff; }

.action.secondary {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent-border);
}

.action.secondary:hover:not(:disabled) { background: var(--accent-soft); }
.action:disabled { opacity: .42; cursor: not-allowed; }

.status-line {
  min-height: 1.5em;
  margin: 16px 0 0;
  color: var(--muted);
  text-align: center;
  font-size: .82rem;
}

.queue,
.results {
  margin-top: 24px;
  text-align: left;
}

.queue[hidden],
.results[hidden] { display: none; }

.section-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 10px;
}

.section-title h2 {
  margin: 0;
  color: var(--accent);
  font-size: 1rem;
}

.section-title span {
  color: var(--muted);
  font-size: .75rem;
}

.file-list,
.result-list {
  display: grid;
  gap: 9px;
}

.file-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 12px;
  align-items: center;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(0,0,0,.2);
}

.file-name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: #dce7f0;
}

.file-meta { color: var(--muted); font-size: .75rem; }

.remove-file {
  border: 0;
  background: transparent;
  color: var(--danger);
  cursor: pointer;
  padding: 5px 7px;
}

.result-card {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(0,0,0,.24);
}

.result-preview {
  width: 84px;
  height: 64px;
  object-fit: contain;
  border: 1px solid #303846;
  border-radius: 8px;
  background:
    linear-gradient(45deg,#111 25%,transparent 25%),
    linear-gradient(-45deg,#111 25%,transparent 25%),
    linear-gradient(45deg,transparent 75%,#111 75%),
    linear-gradient(-45deg,transparent 75%,#111 75%);
  background-size: 12px 12px;
  background-position: 0 0,0 6px,6px -6px,-6px 0;
}

.result-main { min-width: 0; }
.result-main strong {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.result-details {
  margin-top: 4px;
  color: var(--muted);
  font-size: .75rem;
}

.saving.good { color: var(--ok); }
.saving.bad { color: var(--warn); }

.download-link {
  display: inline-block;
  padding: 8px 10px;
  border: 1px solid var(--accent-border);
  border-radius: 8px;
  color: var(--accent);
  text-decoration: none;
  font-size: .78rem;
}

.download-link:hover { background: var(--accent-soft); }

.result-error {
  border-color: rgba(255,138,138,.35);
  color: var(--danger);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 0 0 64px;
}

.info-card {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 13px;
  background: var(--panel-soft);
}

.info-card h2 {
  margin: 0 0 10px;
  color: var(--accent);
  font-size: 1.05rem;
}

.info-card p,
.info-card li {
  color: #b8c1cb;
  font-size: .88rem;
}

.info-card ul {
  margin: 10px 0 0;
  padding-left: 1.2rem;
}

.faq {
  max-width: 900px;
  margin: 0 auto 68px;
}

.faq > h2 {
  margin: 0 0 18px;
  color: var(--accent);
  text-align: center;
}

.faq details {
  margin-bottom: 9px;
  padding: 15px 17px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel-soft);
}

.faq summary { cursor: pointer; color: #dfe8ef; font-weight: 700; }
.faq p { margin: 12px 0 2px; color: #b8c1cb; font-size: .88rem; }

footer {
  padding: 28px 16px 44px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  text-align: center;
  font-size: .78rem;
}

footer a { text-decoration: none; }

.noscript {
  max-width: 900px;
  margin: 20px auto;
  padding: 16px;
  border: 1px solid rgba(255,214,102,.45);
  border-radius: 10px;
  color: var(--warn);
}

@media (max-width: 900px) {
  .settings { grid-template-columns: 1fr 1fr; }
  .info-grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .site-nav { align-items: flex-start; padding: 16px; }
  .nav-links { display: none; }
  .wrap { width: min(100% - 22px, 1120px); }
  .hero { padding-top: 40px; }
  .privacy-banner { border-radius: 12px; }
  .settings { grid-template-columns: 1fr; }
  .file-row { grid-template-columns: minmax(0,1fr) auto; }
  .file-meta { grid-column: 1 / 2; }
  .result-card { grid-template-columns: 70px minmax(0,1fr); }
  .result-preview { width: 70px; height: 58px; }
  .download-link { grid-column: 1 / -1; text-align: center; }
}