/* SmartToolsy — shared styles */
:root {
  --bg: #F3F5F9;
  --surface: #FFFFFF;
  --ink: #1B2540;
  --muted: #56617A;
  --line: #D9DFEA;
  --primary: #2F5BEA;
  --primary-ink: #FFFFFF;
  --primary-soft: #E6ECFD;
  --mark: #F2B33D;
  --ok: #1F8A5B;
  --bad: #C0392B;
  --radius-lg: 14px;
  --radius-sm: 8px;
  --font-display: "Bricolage Grotesque", system-ui, sans-serif;
  --font-body: "Atkinson Hyperlegible", system-ui, sans-serif;
  --font-code: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --wrap: 1120px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #10162A; --surface: #182038; --ink: #E8ECF6; --muted: #A3ADC4;
    --line: #2B3554; --primary: #7C9BFF; --primary-ink: #0E1430; --primary-soft: #222D52;
    --mark: #F2B33D; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #10162A; --surface: #182038; --ink: #E8ECF6; --muted: #A3ADC4;
  --line: #2B3554; --primary: #7C9BFF; --primary-ink: #0E1430; --primary-soft: #222D52;
  --mark: #F2B33D; color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font-body); font-size: 1.0625rem; line-height: 1.6;
}
img { max-width: 100%; height: auto; }
a { color: var(--primary); text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--mark); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.15; letter-spacing: -0.01em; margin: 0 0 .5em; }
h1 { font-size: clamp(2rem, 4.5vw, 3rem); font-weight: 700; }
h2 { font-size: 1.5rem; font-weight: 650; margin-top: 1.8em; }
h3 { font-size: 1.15rem; font-weight: 650; margin-top: 1.4em; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 16px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 8px; background: var(--surface); padding: 8px 12px; z-index: 10; }

/* Header */
.site-header { background: var(--surface); border-bottom: 1px solid var(--line); }
.site-header .wrap { display: flex; align-items: center; gap: 20px; min-height: 64px; flex-wrap: wrap; }
.logo { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 750; font-size: 1.3rem; color: var(--ink); text-decoration: none; }
.logo-mark { width: 30px; height: 30px; flex: none; }
.nav { display: flex; gap: 4px; margin-left: auto; flex-wrap: wrap; }
.nav a { color: var(--ink); text-decoration: none; padding: 6px 10px; border-radius: var(--radius-sm); font-size: .97rem; }
.nav a:hover, .nav a[aria-current="page"] { background: var(--primary-soft); }
.theme-btn { background: none; border: 1px solid var(--line); color: var(--ink); border-radius: var(--radius-sm); width: 38px; height: 38px; cursor: pointer; display: grid; place-items: center; padding: 0; }
.theme-btn svg { width: 18px; height: 18px; }
input[type="color"] { padding: 3px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--bg); cursor: pointer; }

/* Home hero: the finder */
.finder { padding: 56px 0 4px; }
.finder h1 { max-width: 18ch; }
.finder-lede { color: var(--muted); max-width: 56ch; font-size: 1.15rem; }
.finder-box { position: relative; margin-top: 28px; max-width: 720px; }
.finder-box input[type="search"] {
  width: 100%; font: inherit; font-size: 1.35rem; padding: 18px 20px 18px 56px;
  border: 2px solid var(--ink); border-radius: var(--radius-lg); background: var(--surface); color: var(--ink);
  box-shadow: 6px 6px 0 var(--mark);
}
.finder-box input[type="search"]:focus { outline: none; box-shadow: 6px 6px 0 var(--primary); }
.finder-box svg { position: absolute; left: 20px; top: 50%; transform: translateY(-50%); width: 22px; height: 22px; color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 24px 0 8px; }
.chip { font: inherit; font-size: .95rem; border: 1px solid var(--line); background: var(--surface); color: var(--ink); padding: 6px 14px; border-radius: 999px; cursor: pointer; }
.chip[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.count-note { color: var(--muted); font-size: .95rem; min-height: 1.6em; }

/* Tool index: grouped rows, not cards */
.tool-groups { padding-bottom: 48px; }
.tool-group { margin-top: 28px; }
.tool-group h2 { font-size: 1.15rem; margin: 0 0 8px; color: var(--muted); font-weight: 600; }
.tool-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); border-top: 1px solid var(--line); }
.tool-list li { border-bottom: 1px solid var(--line); }
.tool-link { display: flex; gap: 14px; align-items: flex-start; padding: 14px 12px; text-decoration: none; color: var(--ink); border-radius: var(--radius-sm); }
.tool-link:hover { background: var(--surface); }
.tool-link:hover .tool-name { color: var(--primary); }
.tool-ico { flex: none; width: 40px; height: 40px; border-radius: 10px; background: var(--primary-soft); color: var(--primary); display: grid; place-items: center; font-family: var(--font-display); font-weight: 700; font-size: .95rem; }
.tool-name { font-weight: 700; display: block; }
.tool-desc { color: var(--muted); font-size: .95rem; display: block; line-height: 1.45; }
.empty { padding: 24px 0; color: var(--muted); }

.why { background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 40px 0; }
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 28px; }
.why-grid h3 { margin-top: 0; }
.why-grid p { color: var(--muted); margin: 0; }

/* Tool page */
.crumbs { font-size: .92rem; color: var(--muted); padding: 18px 0 0; }
.crumbs a { color: var(--muted); }
.tool-head { padding: 10px 0 18px; }
.tool-head p { color: var(--muted); max-width: 62ch; font-size: 1.1rem; margin: 0; }
.layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 36px; align-items: start; padding-bottom: 56px; }
@media (max-width: 900px) { .layout { grid-template-columns: 1fr; } }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 22px; border-top: 4px solid var(--primary); }
.panel + .panel { margin-top: 16px; }
.field { margin-bottom: 14px; }
.field label, .lbl { display: block; font-weight: 700; margin-bottom: 6px; font-size: .97rem; }
.row { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; }
input[type="text"], input[type="number"], input[type="date"], input[type="month"], input[type="datetime-local"], input[type="search"], select, textarea {
  width: 100%; font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line);
  border-radius: var(--radius-sm); padding: 10px 12px;
}
textarea { min-height: 200px; resize: vertical; line-height: 1.5; }
textarea.code, .code { font-family: var(--font-code); font-size: .92rem; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); outline-offset: 0; border-color: var(--primary); }
.btns { display: flex; flex-wrap: wrap; gap: 8px; margin: 12px 0 4px; }
.btn { font: inherit; font-weight: 700; font-size: .97rem; border: 1px solid var(--primary); background: var(--primary); color: var(--primary-ink); padding: 9px 16px; border-radius: var(--radius-sm); cursor: pointer; }
.btn.ghost { background: transparent; color: var(--primary); }
.btn:hover { filter: brightness(1.07); }
.result { margin-top: 16px; padding: 16px; border-radius: var(--radius-sm); background: var(--primary-soft); }
.result:empty { display: none; }
.big { font-family: var(--font-display); font-size: 2rem; font-weight: 700; line-height: 1.2; }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px; margin-top: 14px; }
.stat { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 10px 12px; }
.stat b { display: block; font-family: var(--font-display); font-size: 1.5rem; }
.stat span { color: var(--muted); font-size: .9rem; }
.err { color: var(--bad); font-weight: 700; }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: var(--ink); color: var(--bg); padding: 10px 18px; border-radius: 999px; font-weight: 700; opacity: 0; pointer-events: none; transition: opacity .2s; }
.toast.show { opacity: 1; }
.check { display: flex; align-items: center; gap: 8px; margin: 6px 0; cursor: pointer; }
.check input { width: 18px; height: 18px; accent-color: var(--primary); }

.article { max-width: 72ch; margin-top: 32px; }
.article ol, .article ul { padding-left: 1.3em; }
.article li { margin-bottom: .4em; }
.faq details { border-bottom: 1px solid var(--line); padding: 12px 0; }
.faq summary { font-weight: 700; cursor: pointer; }
.faq details p { margin: 8px 0 0; color: var(--muted); }
.formula { background: var(--surface); border-left: 4px solid var(--mark); padding: 10px 14px; font-family: var(--font-code); font-size: .95rem; overflow-x: auto; }

/* File drop zone + file lists (PDF tools) */
.drop { display: block; position: relative; border: 2px dashed var(--line); border-radius: var(--radius-lg); background: var(--bg); padding: 28px 16px; text-align: center; cursor: pointer; }
.drop:hover, .drop.over { border-color: var(--primary); background: var(--primary-soft); }
.drop input { position: absolute; inset: 0; opacity: 0; cursor: pointer; width: 100%; }
.drop:focus-within { outline: 3px solid var(--mark); outline-offset: 2px; }
.drop-title { display: block; font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; color: var(--primary); }
.drop-sub { display: block; color: var(--muted); font-size: .95rem; margin-top: 4px; }
.file-list { list-style: none; padding: 0; margin: 14px 0 0; }
.file-list:empty { display: none; }
.file-list li { display: flex; align-items: center; gap: 8px; padding: 8px 10px; border: 1px solid var(--line); border-radius: var(--radius-sm); background: var(--surface); margin-bottom: 6px; }
.file-list .fname { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-list .fmeta { color: var(--muted); font-size: .88rem; white-space: nowrap; }
.icon-btn { font: inherit; border: 1px solid var(--line); background: var(--bg); color: var(--ink); width: 32px; height: 32px; border-radius: 6px; cursor: pointer; flex: none; }
.icon-btn:disabled { opacity: .35; cursor: default; }
.dl-list { list-style: none; padding: 0; margin: 10px 0 0; }
.dl-list li { padding: 8px 0; border-bottom: 1px solid var(--line); }
.thumbs { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; margin-top: 12px; }
.thumbs figure { margin: 0; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 8px; background: var(--surface); text-align: center; }
.thumbs img { display: block; width: 100%; height: 160px; object-fit: contain; background: #fff; }
.thumbs figcaption { font-size: .9rem; margin-top: 6px; }
.split { display: flex; gap: 6px; }
.split input { flex: 1; min-width: 0; }
.split select { width: 70px; flex: none; }
details.more { margin-top: 4px; }
details.more > summary { cursor: pointer; margin-bottom: 10px; }
.breakdown { width: 100%; border-collapse: collapse; margin-top: 12px; }
.breakdown td { padding: 6px 0; border-bottom: 1px solid var(--line); font-variant-numeric: tabular-nums; }
.breakdown td:last-child { text-align: right; font-weight: 700; }
.bar { display: flex; height: 12px; border-radius: 6px; overflow: hidden; margin-top: 12px; }
.bar span { display: block; height: 100%; }
.sched th, .sched td { text-align: right; padding: 6px 8px; border-bottom: 1px solid var(--line); font-variant-numeric: tabular-nums; }
.sched th:first-child, .sched td:first-child { text-align: left; }
.side { position: sticky; top: 16px; }
.side h2 { font-size: 1.05rem; margin: 0 0 8px; }
.side ul { list-style: none; padding: 0; margin: 0; }
.side li a { display: block; padding: 7px 0; border-bottom: 1px solid var(--line); text-decoration: none; }
.ad-slot { margin: 20px 0; min-height: 0; }

/* Plain pages */
.page { max-width: 72ch; padding: 32px 0 64px; }
.page .updated { color: var(--muted); }

/* Footer */
.site-footer { background: var(--surface); border-top: 1px solid var(--line); padding: 32px 0; font-size: .95rem; color: var(--muted); }
.foot-grid { display: flex; flex-wrap: wrap; gap: 16px 32px; justify-content: space-between; }
.foot-links { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.foot-links a { color: var(--ink); }

@media (max-width: 640px) {
  .finder { padding-top: 32px; }
  .finder-box input[type="search"] { font-size: 1.1rem; padding: 14px 14px 14px 48px; }
  .finder-box svg { left: 16px; }
  .site-header .wrap { gap: 4px 12px; padding-top: 10px; padding-bottom: 6px; }
  .theme-btn { order: 2; margin-left: auto; }
  .nav { order: 3; margin-left: -10px; width: calc(100% + 10px); flex-wrap: nowrap; overflow-x: auto; }
  .panel { padding: 16px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }