/* VidSizer — clean modern stylesheet, no build step */
:root {
  --bg: #f7f8fb;
  --card: #ffffff;
  --ink: #141824;
  --muted: #5b6373;
  --line: #e6e9f0;
  --brand: #4f46e5;
  --brand-dark: #4338ca;
  --brand-soft: #eef0ff;
  --ok: #15803d;
  --ok-soft: #eaf7ef;
  --warn: #b45309;
  --warn-soft: #fef3e2;
  --err: #b91c1c;
  --err-soft: #fdeaea;
  --radius: 14px;
  --shadow: 0 8px 30px rgba(20, 24, 36, 0.07);
  --max: 920px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); }
a:hover { color: var(--brand-dark); }

/* Header */
.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
}
.nav {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0.7rem 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brand {
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--ink);
}
.brand span { color: var(--brand); }
.nav-links { display: flex; gap: 1rem; flex-wrap: wrap; }
.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 500;
}
.nav-links a:hover { color: var(--ink); }

/* Layout */
main { max-width: var(--max); margin: 0 auto; padding: 2rem 1.2rem 4rem; }
.hero { text-align: center; margin-bottom: 1.6rem; }
.hero h1 {
  font-size: clamp(1.7rem, 4.5vw, 2.6rem);
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin: 0.6rem 0 0.8rem;
}
.lede { color: var(--muted); font-size: 1.08rem; max-width: 640px; margin: 0 auto 1.4rem; }
.eyebrow {
  display: inline-block;
  background: var(--brand-soft);
  color: var(--brand-dark);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.25rem 0.8rem;
  border-radius: 999px;
  letter-spacing: 0.02em;
}

/* Tool card */
.tool-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.6rem;
  margin: 0 auto 2.5rem;
  max-width: 680px;
  text-align: left;
}
.dropzone {
  border: 2px dashed #c7cde0;
  border-radius: 12px;
  padding: 2.2rem 1rem;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
  background: #fafbfe;
}
.dropzone:hover, .dropzone.drag { border-color: var(--brand); background: var(--brand-soft); }
.drop-title { font-weight: 700; font-size: 1.1rem; margin: 0.6rem 0 0.2rem; }
.drop-sub { margin: 0.2rem 0; color: var(--muted); }
.drop-note { margin: 0.4rem 0 0; font-size: 0.85rem; color: var(--muted); }
.link-btn {
  background: none; border: none; padding: 0;
  color: var(--brand); font: inherit; font-weight: 600; cursor: pointer; text-decoration: underline;
}
.file-info {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.8rem 1rem;
  margin-bottom: 1.2rem;
  background: #fafbfe;
}
.file-row { display: flex; justify-content: space-between; align-items: center; gap: 0.8rem; }
#fileName { font-weight: 600; word-break: break-all; }
.remove-btn {
  background: none; border: 1px solid var(--line); border-radius: 8px;
  width: 28px; height: 28px; cursor: pointer; color: var(--muted); font-size: 1rem; line-height: 1;
}
.remove-btn:hover { color: var(--err); border-color: var(--err); }
.file-meta { color: var(--muted); font-size: 0.9rem; margin-top: 0.2rem; }

.presets { margin: 1.2rem 0; }
.presets-label { font-weight: 700; font-size: 0.92rem; margin: 0 0 0.6rem; }
.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip {
  border: 1.5px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 0.45rem 0.95rem;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--ink);
}
.chip:hover { border-color: var(--brand); }
.chip.active { background: var(--brand); border-color: var(--brand); color: #fff; }
.custom-row { margin-top: 0.7rem; display: flex; align-items: center; gap: 0.5rem; }
.custom-row input {
  width: 110px; padding: 0.5rem 0.7rem; font-size: 1rem;
  border: 1.5px solid var(--line); border-radius: 8px;
}
.estimate {
  background: var(--brand-soft);
  border-radius: 10px;
  padding: 0.8rem 1rem;
  font-size: 0.95rem;
  margin: 1rem 0;
}
.estimate b { font-variant-numeric: tabular-nums; }
.warn {
  background: var(--warn-soft); color: var(--warn);
  border-radius: 8px; padding: 0.6rem 0.8rem; margin: 0.6rem 0 0; font-size: 0.9rem;
}

.cta {
  display: inline-block;
  width: 100%;
  background: var(--brand);
  color: #fff;
  border: none;
  border-radius: 10px;
  padding: 0.95rem 1.2rem;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
  transition: background 0.15s;
}
.cta:hover:not(:disabled) { background: var(--brand-dark); color: #fff; }
.cta:disabled { background: #b9bde0; cursor: not-allowed; }
.ghost {
  display: inline-block;
  background: none;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  padding: 0.7rem 1.1rem;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--ink);
  margin-top: 0.6rem;
}
.ghost:hover { border-color: var(--brand); color: var(--brand); }

.progress { margin: 1.2rem 0 0.4rem; }
.bar { background: var(--line); border-radius: 999px; height: 12px; overflow: hidden; }
#progressBar {
  height: 100%; width: 0%;
  background: linear-gradient(90deg, var(--brand), #818cf8);
  border-radius: 999px;
  transition: width 0.3s;
}
#progressText { font-weight: 600; margin: 0.5rem 0 0.1rem; }
#attemptText { color: var(--muted); font-size: 0.88rem; margin: 0; }

.result {
  background: var(--ok-soft);
  border: 1px solid #bbe6c8;
  border-radius: 10px;
  padding: 1.1rem 1.2rem;
  margin-top: 1.2rem;
  text-align: center;
}
.money { font-size: 1.12rem; margin: 0 0 1rem; }
.money b { font-variant-numeric: tabular-nums; }
.under { color: var(--ok); font-weight: 700; }
.result .cta { width: auto; padding: 0.8rem 2.2rem; }

.error {
  background: var(--err-soft); color: var(--err);
  border-radius: 10px; padding: 0.8rem 1rem; margin-top: 1rem; font-size: 0.95rem;
}
.privacy { text-align: center; color: var(--muted); font-size: 0.88rem; margin: 1.2rem 0 0; }

/* Content sections */
.section { margin: 2.5rem 0; }
.section h2 { font-size: 1.45rem; letter-spacing: -0.02em; margin: 0 0 0.8rem; }
.section p, .section li { color: #2b3142; }
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1rem; margin-top: 1rem; }
.step {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.2rem;
}
.step-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 32px; height: 32px; border-radius: 50%;
  background: var(--brand); color: #fff; font-weight: 800; margin-bottom: 0.6rem;
}
.step h3 { margin: 0 0 0.4rem; font-size: 1.05rem; }
.step p { margin: 0; font-size: 0.95rem; color: var(--muted); }

table.limits { width: 100%; border-collapse: collapse; margin: 1rem 0; background: var(--card); border-radius: var(--radius); overflow: hidden; font-size: 0.95rem; }
table.limits th, table.limits td { padding: 0.7rem 0.9rem; border-bottom: 1px solid var(--line); text-align: left; }
table.limits th { background: #f0f2f9; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--muted); }
.verified { font-size: 0.88rem; color: var(--muted); font-style: italic; }

details.faq {
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 0.9rem 1.1rem; margin-bottom: 0.7rem;
}
details.faq summary { font-weight: 700; cursor: pointer; }
details.faq p { margin: 0.6rem 0 0; color: var(--muted); font-size: 0.96rem; }

.grid-links { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; margin-top: 1rem; }
.grid-links a {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.1rem 1.2rem; text-decoration: none; color: var(--ink);
}
.grid-links a:hover { border-color: var(--brand); }
.grid-links strong { display: block; margin-bottom: 0.2rem; }
.grid-links span { color: var(--muted); font-size: 0.9rem; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); background: var(--card); margin-top: 2rem; }
.footer-inner { max-width: var(--max); margin: 0 auto; padding: 2rem 1.2rem; color: var(--muted); font-size: 0.9rem; }
.footer-inner nav { display: flex; flex-wrap: wrap; gap: 0.4rem 1.2rem; margin-bottom: 0.8rem; }
.footer-inner nav a { color: var(--muted); text-decoration: none; font-size: 0.9rem; }
.footer-inner nav a:hover { color: var(--ink); }

@media (max-width: 560px) {
  .tool-card { padding: 1.1rem; }
  .nav-links { display: none; }
}