/* Styles for the static content pages. Deliberately separate from the tool's
   stylesheet: these pages are read, not operated, so they get a light theme,
   a measured column and no fixed-height layout. */

:root {
  --bg: #fbfaf8;
  --ink: #1a1c20;
  --ink-2: #5a6069;
  --line: #e3e0d9;
  --accent: #a8762b;
  --accent-ink: #fff;
  --card: #fff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d0e11;
    --ink: #e8eaef;
    --ink-2: #949aa6;
    --line: #262a33;
    --accent: #e2b46a;
    --accent-ink: #241a08;
    --card: #14161b;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.65 -apple-system, "Segoe UI", system-ui, "Pretendard", sans-serif;
}

img { max-width: 100%; height: auto; }
a { color: var(--accent); }

/* ---------- chrome ---------- */
.site-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}
.site-brand {
  font-weight: 700;
  font-size: 19px;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--ink);
}
.site-brand span { color: var(--accent); }
.site-nav { margin-left: auto; display: flex; gap: 6px; align-items: center; flex-wrap: wrap; }
.site-nav a { text-decoration: none; font-size: 15px; padding: 7px 11px; border-radius: 8px; color: var(--ink-2); }
.site-nav a:hover { color: var(--ink); }
.site-nav .cta { background: var(--accent); color: var(--accent-ink); font-weight: 600; }

.crumbs {
  max-width: 760px;
  margin: 18px auto 0;
  padding: 0 20px;
  font-size: 13px;
  color: var(--ink-2);
}
.crumbs a { color: var(--ink-2); text-decoration: none; }
.crumbs a:hover { color: var(--accent); }
.crumbs i { font-style: normal; margin: 0 7px; opacity: 0.5; }

.page { max-width: 760px; margin: 0 auto; padding: 8px 20px 64px; }

/* ---------- type ---------- */
h1 { font-size: clamp(28px, 6vw, 40px); line-height: 1.15; letter-spacing: -0.02em; margin: 14px 0 12px; }
h2 { font-size: clamp(21px, 4vw, 26px); line-height: 1.25; letter-spacing: -0.01em; margin: 40px 0 12px; }
h3 { font-size: 17px; margin: 0 0 4px; }
p { margin: 0 0 16px; }
ul { padding-left: 22px; }
li { margin-bottom: 8px; }

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.09em;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-2);
  margin: 0;
}
.lede { font-size: clamp(18px, 3vw, 21px); line-height: 1.5; color: var(--ink-2); margin-bottom: 26px; }
.caption { font-size: 14px; color: var(--ink-2); margin-top: 10px; }
.more { margin-top: 28px; }
.next { margin-top: 40px; font-weight: 600; }

code {
  background: color-mix(in srgb, var(--ink) 8%, transparent);
  padding: 2px 5px;
  border-radius: 4px;
  font-size: 0.88em;
}
pre {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
  overflow-x: auto;
}
pre code { background: none; padding: 0; }
kbd {
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: 1px 6px;
  font-size: 0.85em;
  background: var(--card);
}

/* ---------- before / after ---------- */
/* The two images are stacked; the top one is clipped to --p, which the slider
   and pointer handlers move. No layout shift, no JS needed for first paint. */
.ba {
  position: relative;
  margin: 0;
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 900 / 912;
  background: var(--card);
  touch-action: pan-y;
  cursor: ew-resize;
  user-select: none;
}
.ba img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.ba-before { clip-path: inset(0 calc(100% - var(--p)) 0 0); }
.ba-handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--p);
  width: 2px;
  background: #fff;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.3);
  transform: translateX(-1px);
  pointer-events: none;
}
.ba-handle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 34px;
  height: 34px;
  margin: -17px 0 0 -17px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.35);
}
.ba-tag {
  position: absolute;
  bottom: 12px;
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(0, 0, 0, 0.55);
  padding: 4px 9px;
  border-radius: 999px;
  pointer-events: none;
}
.ba-tag-l { left: 12px; }
.ba-tag-r { right: 12px; }
/* The range input is the keyboard- and screen-reader-accessible control; it is
   visually collapsed onto the handle rather than removed. */
.ba input {
  position: absolute;
  inset: auto 0 0 0;
  width: 100%;
  opacity: 0;
  height: 44px;
  margin: 0;
  cursor: ew-resize;
}
.ba input:focus-visible { opacity: 0.6; }

/* ---------- buttons ---------- */
.cta-row { display: flex; gap: 10px; flex-wrap: wrap; margin: 26px 0; }
.btn-primary, .btn-ghost {
  display: inline-block;
  padding: 12px 20px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-ghost { border: 1px solid var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

.chips { display: flex; flex-wrap: wrap; gap: 7px; }
.chips span {
  font-size: 13px;
  color: var(--ink-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 11px;
}

/* ---------- variants table ---------- */
.variants { width: 100%; border-collapse: collapse; font-size: 15px; display: block; overflow-x: auto; }
.variants th, .variants td { text-align: left; padding: 9px 12px 9px 0; border-bottom: 1px solid var(--line); white-space: nowrap; }
.variants th { font-size: 12px; text-transform: uppercase; letter-spacing: 0.07em; color: var(--ink-2); }
.v-name { font-weight: 600; }
.v-label { color: var(--ink-2); }
.v-dl a { text-decoration: none; font-weight: 600; }

/* ---------- cards ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 16px; margin: 20px 0 8px; }
.card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.card:hover { border-color: var(--accent); }
.card img { display: block; width: 100%; aspect-ratio: 900 / 912; object-fit: cover; }
.card h3 { padding: 11px 12px 0; font-size: 15.5px; }
.card p { padding: 0 12px; font-size: 13.5px; line-height: 1.45; color: var(--ink-2); margin: 5px 0 0; }
.card .count { display: block; padding: 8px 12px 12px; font-size: 12px; color: var(--ink-2); }
.cards-text { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.cards-text .card { padding: 16px 4px 18px; }

.rel { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.rel-card { text-decoration: none; color: inherit; }
.rel-card img { border-radius: 10px; display: block; width: 100%; aspect-ratio: 900 / 912; object-fit: cover; }
.rel-card span { display: block; font-size: 14px; font-weight: 600; margin-top: 7px; }
.rel-card:hover span { color: var(--accent); }

/* ---------- footer ---------- */
.site-foot {
  border-top: 1px solid var(--line);
  padding: 28px 20px 48px;
  font-size: 13px;
  color: var(--ink-2);
}
.site-foot > * { max-width: 760px; margin-inline: auto; }
.legal { font-size: 12px; line-height: 1.55; }
.site-foot a { color: var(--ink-2); }

@media (max-width: 640px) {
  body { font-size: 16px; }
  .page { padding: 4px 16px 48px; }
  .crumbs { padding: 0 16px; }
  .cards { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
}

/* ---------- software guides ---------- */
.steps { padding-left: 22px; }
.steps li { margin-bottom: 12px; padding-left: 4px; }

.note {
  border: 1px solid var(--line);
  border-left: 3px solid var(--accent);
  border-radius: 8px;
  padding: 14px 16px;
  margin: 22px 0;
  background: var(--card);
}
.note strong {
  display: block;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 5px;
}
.note p { margin: 0; font-size: 15.5px; }
.note-warn { border-left-color: #c9603f; }
.note-warn strong { color: #c9603f; }

.inline-links { font-size: 15px; line-height: 2; color: var(--ink-2); }

/* ---------- comparisons ---------- */
.vs {
  color: var(--ink-2);
  font-weight: 400;
  font-size: 0.62em;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  vertical-align: 0.22em;
  margin: 0 2px;
}
.duo { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 22px 0 0; }
.duo figure { margin: 0; }
.duo img {
  display: block;
  width: 100%;
  aspect-ratio: 900 / 912;
  object-fit: cover;
  border-radius: 10px;
  background: var(--card);
}
.duo figcaption { margin-top: 8px; font-size: 14px; font-weight: 600; }
.duo figcaption a { text-decoration: none; }

.picks { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 18px 0; }
.pick {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 15px 16px;
  background: var(--card);
}
.pick h3 { margin: 0 0 6px; font-size: 16px; color: var(--accent); }
.pick p { margin: 0; font-size: 15px; line-height: 1.5; color: var(--ink-2); }

.spec { width: 100%; border-collapse: collapse; font-size: 15px; display: block; overflow-x: auto; }
.spec th, .spec td { text-align: left; padding: 9px 14px 9px 0; border-bottom: 1px solid var(--line); white-space: nowrap; }
.spec thead th { font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-2); }
.spec tbody td:first-child { color: var(--ink-2); font-size: 13px; }

/* ---------- faq ---------- */
.faq dt {
  font-weight: 650;
  font-size: 17.5px;
  margin: 26px 0 7px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}
.faq dt:first-child { border-top: none; padding-top: 0; margin-top: 8px; }
.faq dd { margin: 0; color: var(--ink-2); }

@media (max-width: 640px) {
  .duo { grid-template-columns: 1fr 1fr; gap: 6px; }
  .duo figcaption { font-size: 12.5px; }
  .picks { grid-template-columns: 1fr; }
}