@charset "UTF-8";
/* Sizeinfo (v2 design system) */

/* ---------- Tokens ---------- */
:root {
  --c-red: #e53935; --c-orange: #fb8c00; --c-yellow: #fdd835; --c-lightgreen: #9ccc65;
  --c-green: #43a047; --c-lightblue: #29b6f6; --c-blue: #1e88e5; --c-navy: #283593;
  --c-lightpurple: #9575cd; --c-purple: #8e24aa; --c-pink: #d81b60; --c-grey: #607d8b;

  --ink-red: #b61b17; --ink-orange: #905000; --ink-yellow: #6a5701; --ink-lightgreen: #476722;
  --ink-green: #2c6a2f; --ink-lightblue: #06648f; --ink-blue: #1360a4; --ink-navy: #283593;
  --ink-lightpurple: #7248bd; --ink-purple: #8e24aa; --ink-pink: #af164e; --ink-grey: #4d6570;

  --surface: #f5f8fb;
  --surface-card: #ffffff;
  --surface-band: #edf2f6;
  --surface-high: #e3eaef;
  --on-surface: #182025;
  --on-surface-variant: #44515a;
  --outline: #6f7d86;
  --outline-variant: #d3dbe0;
  --inverse-surface: #2d353a;
  --on-inverse-surface: #eef2f5;

  --bgcolor: var(--surface-card);
  --bordercolor: var(--outline-variant);

  --tint: 12%; --tint-strong: 22%; --edge: 38%;
  --shadow: 0 1px 2px rgb(24 32 37 / 4%), 0 6px 16px -10px rgb(24 32 37 / 12%);
  --radius: 8px;
  --radius-lg: 12px;

  --section-space: clamp(10px, 1.5vw, 18px);
  --card-space: 8px 11px;
  --content-gap: clamp(8px, 1.2vw, 14px);
  --heading-gap: 8px;

  --font: Arial, "Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", Meiryo, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --stripe: linear-gradient(90deg,
    var(--c-red) 0 8.333%, var(--c-orange) 8.333% 16.667%, var(--c-yellow) 16.667% 25%,
    var(--c-lightgreen) 25% 33.333%, var(--c-green) 33.333% 41.667%, var(--c-lightblue) 41.667% 50%,
    var(--c-blue) 50% 58.333%, var(--c-navy) 58.333% 66.667%, var(--c-lightpurple) 66.667% 75%,
    var(--c-purple) 75% 83.333%, var(--c-pink) 83.333% 91.667%, var(--c-grey) 91.667% 100%);
  --wheel: conic-gradient(from 15deg,
    var(--c-red) 0 30deg, var(--c-orange) 0 60deg, var(--c-yellow) 0 90deg,
    var(--c-lightgreen) 0 120deg, var(--c-green) 0 150deg, var(--c-lightblue) 0 180deg,
    var(--c-blue) 0 210deg, var(--c-navy) 0 240deg, var(--c-lightpurple) 0 270deg,
    var(--c-purple) 0 300deg, var(--c-pink) 0 330deg, var(--c-grey) 0 360deg);

  --hue: var(--c-blue);
  --hue-ink: var(--ink-blue);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --c-red: #ed7472; --c-orange: #fcae4c; --c-yellow: #fee472; --c-lightgreen: #badb93;
    --c-green: #7bbc7e; --c-lightblue: #69ccf9; --c-blue: #62aced; --c-navy: #6872b3;
    --c-lightpurple: #b59edc; --c-purple: #b066c3; --c-pink: #e45f90; --c-grey: #90a4ae;

    --ink-red: #ef8986; --ink-orange: #ff9a1b; --ink-yellow: #fdd835; --ink-lightgreen: #9ccc65;
    --ink-green: #6dc271; --ink-lightblue: #46c0f7; --ink-blue: #70b4ef; --ink-navy: #919be1;
    --ink-lightpurple: #b8a2dd; --ink-purple: #d082e5; --ink-pink: #ef7ea8; --ink-grey: #9cb0ba;

    --surface: #0f1519;
    --surface-card: #182126;
    --surface-band: #131b20;
    --surface-high: #222d34;
    --on-surface: #e7edf1;
    --on-surface-variant: #bac5cc;
    --outline: #8a979f;
    --outline-variant: #2c373e;
    --inverse-surface: #e7edf1;
    --on-inverse-surface: #263036;

    --tint: 12%; --tint-strong: 24%; --edge: 40%;
    --shadow: 0 1px 2px rgb(0 0 0 / 30%), 0 16px 36px -18px rgb(0 0 0 / 60%);
    color-scheme: dark;
  }
}

.hue-red { --hue: var(--c-red); --hue-ink: var(--ink-red); }
.hue-orange { --hue: var(--c-orange); --hue-ink: var(--ink-orange); }
.hue-yellow { --hue: var(--c-yellow); --hue-ink: var(--ink-yellow); }
.hue-lightgreen { --hue: var(--c-lightgreen); --hue-ink: var(--ink-lightgreen); }
.hue-green { --hue: var(--c-green); --hue-ink: var(--ink-green); }
.hue-lightblue { --hue: var(--c-lightblue); --hue-ink: var(--ink-lightblue); }
.hue-blue { --hue: var(--c-blue); --hue-ink: var(--ink-blue); }
.hue-navy { --hue: var(--c-navy); --hue-ink: var(--ink-navy); }
.hue-lightpurple { --hue: var(--c-lightpurple); --hue-ink: var(--ink-lightpurple); }
.hue-purple { --hue: var(--c-purple); --hue-ink: var(--ink-purple); }
.hue-pink { --hue: var(--c-pink); --hue-ink: var(--ink-pink); }
.hue-grey { --hue: var(--c-grey); --hue-ink: var(--ink-grey); }

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--surface);
  color: var(--on-surface);
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
body::before { content: ""; display: block; height: 3px; background: var(--stripe); }

a { color: var(--hue-ink); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 4px; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
button, a { -webkit-tap-highlight-color: transparent; }
:where(a, button, summary, input, select, textarea):focus-visible {
  outline: 3px solid var(--ink-blue);
  outline-offset: 3px;
  border-radius: 6px;
}
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3, h4 { margin: 0; line-height: 1.35; font-weight: 700; letter-spacing: -.01em; color: var(--on-surface); }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
::selection { background: color-mix(in srgb, var(--c-lightblue) 32%, transparent); }

.wrap { width: min(1240px, calc(100% - 24px)); margin-inline: auto; }
.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; }
[hidden] { display: none !important; }
.skip-link {
  position: fixed; top: -80px; left: 16px; z-index: 100;
  background: var(--on-surface); color: var(--surface);
  padding: 12px 18px; border-radius: 999px; font-weight: 700;
}
.skip-link:focus { top: 16px; }

/* ---------- Shared pieces ---------- */
.eyebrow {
  display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px;
  margin: 0; font-size: 11px; line-height: 1.6; font-weight: 700;
  letter-spacing: .14em; text-transform: uppercase; color: var(--on-surface-variant);
}
.eyebrow > span:not(.status-dot) { color: var(--outline); font-weight: 600; }
.status-dot, .tiny-icon {
  display: inline-block; flex: none; width: 10px; height: 10px;
  border-radius: 50%; background: var(--wheel);
}
.tiny-icon { width: 14px; height: 14px; }

.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 34px; padding: 5px 14px; border-radius: 999px;
  font-size: 13px; font-weight: 700; line-height: 1.3; text-decoration: none;
  transition: transform .2s ease, background-color .2s ease, box-shadow .2s ease;
}
.button:hover { text-decoration: none; }
.button-dark { background: var(--on-surface); color: var(--surface); box-shadow: var(--shadow); }
.button-dark:hover { transform: translateY(-1px); background: color-mix(in srgb, var(--on-surface) 86%, var(--c-blue)); }
.button-outline {
  background: var(--surface-card); color: var(--on-surface);
  border: 1px solid var(--outline-variant); box-shadow: var(--shadow);
}
.button-outline:hover { transform: translateY(-1px); border-color: var(--outline); }
.button span[aria-hidden] { transition: transform .2s ease; }
.button:hover span[aria-hidden] { transform: translate(2px, -1px); }

.section-space { padding-block: var(--section-space); }
.section-kicker {
  display: flex; justify-content: space-between; gap: 12px;
  padding-top: 8px; margin-bottom: 4px;
  border-top: 1px solid var(--outline-variant);
  font-size: 10px; font-weight: 700; letter-spacing: .12em; color: var(--outline);
}
.section-kicker span:first-child { color: var(--on-surface-variant); }
.section-heading {
  display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 12px;
  margin-bottom: var(--heading-gap);
  padding-top: 8px;
  border-top: 1px solid var(--outline-variant);
}
.section-heading h2 { font-size: 15px; letter-spacing: -.01em; }
.section-heading p { margin-top: 0; font-size: 12px; color: var(--outline); max-width: none; }
.accent-dot {
  display: inline-block; width: .26em; height: .26em; margin-left: .12em;
  border-radius: 50%; background: var(--wheel); font-size: inherit;
  color: transparent; overflow: hidden; vertical-align: baseline;
}

/* ---------- Header / Footer ---------- */
.site-header {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 6px 16px; min-height: 44px; padding-block: 5px;
  border-bottom: 1px solid var(--outline-variant);
}
.brand { display: inline-flex; align-items: center; color: var(--on-surface); text-decoration: none; }
.brand:hover { text-decoration: none; }
.brand-logo { width: 110px; height: auto; display: block; }
.site-header nav, .site-footer nav { display: flex; flex-wrap: wrap; gap: 2px; }
.site-header nav a, .site-footer nav a {
  position: relative; flex: none; white-space: nowrap;
  padding: 4px 10px; border-radius: 999px;
  font-size: 13px; font-weight: 700; color: var(--on-surface-variant);
  text-decoration: none; transition: background-color .2s, color .2s;
}
.site-header nav a:hover, .site-footer nav a:hover {
  color: var(--on-surface); background: var(--surface-band); text-decoration: none;
}
.site-header nav a:nth-child(1), .site-footer nav a:nth-child(1) { --hue: var(--c-red); }
.site-header nav a:nth-child(2), .site-footer nav a:nth-child(2) { --hue: var(--c-orange); }
.site-header nav a:nth-child(3), .site-footer nav a:nth-child(3) { --hue: var(--c-green); }
.site-header nav a:nth-child(4), .site-footer nav a:nth-child(4) { --hue: var(--c-lightblue); }
.site-header nav a:nth-child(5), .site-footer nav a:nth-child(5) { --hue: var(--c-lightpurple); }
.site-header nav a:nth-child(6), .site-footer nav a:nth-child(6) { --hue: var(--c-pink); }

.site-header nav a[aria-current="page"] { color: var(--on-surface); }
.site-header nav a[aria-current="page"]::after {
  content: ""; position: absolute; left: 50%; bottom: 1px;
  width: 6px; height: 6px; margin-left: -3px;
  border-radius: 50%; background: var(--hue);
}

.site-footer {
  position: relative; margin-top: 20px;
  padding-block: 16px 14px; border-top: 1px solid var(--outline-variant);
}
.site-footer::before {
  content: ""; position: absolute; top: -2px; left: 0;
  width: 72px; height: 3px; border-radius: 999px; background: var(--stripe);
}
.footer-main {
  display: flex; flex-wrap: wrap; justify-content: space-between;
  align-items: center; gap: 10px;
}
.footer-main .brand-logo { width: 108px; }
.footer-columns {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 12px 18px; margin-top: 14px; padding-top: 12px;
  border-top: 1px solid var(--outline-variant);
}
.footer-col-title {
  font-size: 11px; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--outline); margin-bottom: 5px;
}
.footer-links { display: flex; flex-direction: column; gap: 2px; }
.footer-links a {
  font-size: 12.5px; color: var(--on-surface-variant);
  padding-block: 1px; display: inline-block;
}
.footer-links a:hover { color: var(--on-surface); }
.footer-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px;
  margin-top: 14px; padding-top: 10px; border-top: 1px solid var(--outline-variant);
  font-size: 11.5px; letter-spacing: .04em; color: var(--outline);
}
.back-top { font-weight: 700; color: var(--on-surface-variant); }
.back-top:hover { color: var(--on-surface); }

/* ---------- Hero (Compact Toolbar) ---------- */
.hero {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 8px 20px; padding-block: 10px 8px;
}
.hero-copy h1 {
  margin: 0;
  font-size: clamp(19px, 2.2vw, 24px);
  line-height: 1.2; letter-spacing: -.02em;
}
.hero-description {
  margin-top: 2px; color: var(--on-surface-variant);
  font-size: 12.5px; max-width: 60ch;
}
.hero-actions {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 8px;
}
.hero-footnote {
  display: none;
}

/* ---------- Quick Search ---------- */
.quick-search-wrap {
  flex: 1 1 280px; max-width: 440px;
  margin: 0; padding: 0;
}
.quick-search-input {
  width: 100%; min-height: 36px; padding: 6px 14px;
  border-radius: 999px; border: 1px solid var(--outline-variant);
  background: var(--surface-card); color: var(--on-surface);
  font: inherit; font-size: 14px;
  box-shadow: var(--shadow);
}
.quick-search-input:focus { border-color: var(--ink-blue); outline: none; box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-blue) 22%, transparent); }

/* ---------- Quick Bar (Popular sizes) ---------- */
.quick-bar {
  display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px;
  padding: 6px 0 8px;
}
.quick-bar-label {
  font-size: 11px; font-weight: 700; letter-spacing: .08em;
  color: var(--outline); white-space: nowrap;
}

/* ---------- Category & Card Grids ---------- */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(185px, 1fr));
  gap: 8px;
}
.card-tile {
  display: flex; flex-direction: column; justify-content: center; gap: 2px;
  padding: var(--card-space); border-radius: var(--radius);
  background: var(--surface-card);
  border: 1px solid var(--outline-variant);
  border-left: 3px solid var(--hue);
  color: var(--on-surface); text-decoration: none;
  transition: transform .15s ease, background-color .15s ease, border-color .15s ease;
}
.card-tile:hover {
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--hue) 55%, var(--outline-variant));
  background: color-mix(in srgb, var(--hue) 6%, var(--surface-card));
  text-decoration: none;
}
.card-tile-eyebrow { display: none; }
.card-tile-title { font-size: 13.5px; font-weight: 700; line-height: 1.3; color: var(--on-surface); }
.card-tile-desc {
  font-size: 11.5px; color: var(--on-surface-variant); line-height: 1.35;
  display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden;
}
.card-tile-link { display: none; }

.pill-list {
  display: flex; flex-wrap: wrap; gap: 5px;
}
.pill-link {
  display: inline-flex; align-items: center; min-height: 28px; padding: 3px 10px;
  border-radius: 999px; background: var(--surface-card);
  border: 1px solid var(--outline-variant);
  font-size: 12px; font-weight: 700; color: var(--on-surface);
  text-decoration: none; transition: background-color .15s, border-color .15s, transform .15s;
}
.pill-link:hover {
  background: color-mix(in srgb, var(--hue) var(--tint), var(--surface-card));
  border-color: color-mix(in srgb, var(--hue) 45%, var(--outline-variant));
  transform: translateY(-1px); text-decoration: none;
}

/* ---------- Subpage Header & Breadcrumbs ---------- */
.page-head {
  padding-block: 8px 10px;
  border-bottom: 1px solid var(--outline-variant);
  margin-bottom: 12px;
}
.breadcrumbs {
  font-size: 12px; color: var(--on-surface-variant); margin-bottom: 4px;
}
.breadcrumbs ol {
  display: flex; flex-wrap: wrap; align-items: center; gap: 4px 8px;
  margin: 0; padding: 0; list-style: none;
}
.breadcrumbs li + li::before { content: "/"; color: var(--outline); margin-right: 8px; }
.breadcrumbs a { color: var(--on-surface-variant); font-weight: 600; }
.breadcrumbs a:hover { color: var(--on-surface); }
.page-head h1 {
  font-size: clamp(19px, 2.4vw, 26px);
  letter-spacing: -.02em;
}
.page-head .page-lead {
  margin-top: 4px; font-size: 12.5px; color: var(--on-surface-variant); max-width: 72ch;
}

/* ---------- Legacy Grid Compatibility Layer ---------- */
.container-fluid { width: min(1240px, calc(100% - 24px)); margin-inline: auto; }
main > h1.container-fluid {
  font-size: clamp(19px, 2.4vw, 26px); margin-top: 8px; margin-bottom: 12px;
}
.row {
  display: flex; flex-wrap: wrap; margin-inline: -6px; row-gap: 10px;
}
.row > [class*="col"] { padding-inline: 6px; width: 100%; }
.justify-content-center { justify-content: center; }

.col-12 { flex: 0 0 100%; max-width: 100%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
@media (min-width: 576px) {
  .col-sm-6 { flex: 0 0 50%; max-width: 50%; }
  .col-sm-5 { flex: 0 0 41.6667%; max-width: 41.6667%; }
  .col-sm-7 { flex: 0 0 58.3333%; max-width: 58.3333%; }
}
@media (min-width: 768px) {
  .col-md-4 { flex: 0 0 33.3333%; max-width: 33.3333%; }
  .col-md-6 { flex: 0 0 50%; max-width: 50%; }
  .col-md-8 { flex: 0 0 66.6667%; max-width: 66.6667%; }
  .col-md-10 { flex: 0 0 83.3333%; max-width: 83.3333%; }
  .col-md-12 { flex: 0 0 100%; max-width: 100%; }
}
@media (min-width: 992px) {
  .col-lg-2 { flex: 0 0 16.6667%; max-width: 16.6667%; }
  .col-lg-3 { flex: 0 0 25%; max-width: 25%; }
  .col-lg-4 { flex: 0 0 33.3333%; max-width: 33.3333%; }
  .col-lg-5 { flex: 0 0 41.6667%; max-width: 41.6667%; }
  .col-lg-6 { flex: 0 0 50%; max-width: 50%; }
  .col-lg-8 { flex: 0 0 66.6667%; max-width: 66.6667%; }
  .col-lg-10 { flex: 0 0 83.3333%; max-width: 83.3333%; }
}
@media (min-width: 1200px) {
  .col-xl-2 { flex: 0 0 16.6667%; max-width: 16.6667%; }
  .col-xl-3 { flex: 0 0 25%; max-width: 25%; }
  .col-xl-4 { flex: 0 0 33.3333%; max-width: 33.3333%; }
  .col-xl-6 { flex: 0 0 50%; max-width: 50%; }
}

/* ---------- Blocks, Notices, Figures ---------- */
.colblock {
  background: var(--surface-card);
  border: 1px solid var(--outline-variant);
  border-radius: var(--radius);
  padding: 12px 14px;
  box-shadow: var(--shadow);
}
.colblockattention, .memobox {
  background: color-mix(in srgb, var(--c-orange) var(--tint), var(--surface-card));
  border: 1px solid color-mix(in srgb, var(--c-orange) 40%, var(--outline-variant));
  border-left: 3px solid var(--c-orange);
  border-radius: var(--radius);
  padding: 9px 12px;
  font-size: 12.5px; line-height: 1.5;
  color: var(--on-surface);
}
.colblockad {
  background: var(--surface-band);
  border-style: dashed;
  text-align: center;
  min-height: 64px;
}

.align-center, .text-center { text-align: center; }
.text-start { text-align: left; }
.text-end { text-align: right; }

.figurebox {
  display: inline-block; margin: 6px auto; text-align: center;
  padding: 10px; border-radius: var(--radius);
  background: var(--surface-card); border: 1px solid var(--outline-variant);
  box-shadow: var(--shadow);
}
.figuremiddle {
  background-color: color-mix(in srgb, var(--c-blue) var(--tint), var(--surface-card));
  border: 2px solid var(--ink-blue);
  border-radius: 4px;
  font-weight: 700; color: var(--on-surface);
}
.figuremiddleside { font-family: var(--mono); font-size: 14px; font-weight: 700; color: var(--on-surface-variant); }
.figurebottom { font-family: var(--mono); font-size: 14px; font-weight: 700; color: var(--on-surface-variant); }

/* proportional size drawing (all units in the SVG are mm) */
.size-figure {
  margin: 6px auto; padding: 12px; text-align: center;
  border-radius: var(--radius); background: var(--surface-card);
  border: 1px solid var(--outline-variant); box-shadow: var(--shadow);
}
.size-figure-svg { display: block; width: 100%; height: auto; max-height: 320px; margin: 0 auto; overflow: visible; }
.size-figure-sheet {
  fill: color-mix(in srgb, var(--c-blue) var(--tint), var(--surface-card));
  stroke: var(--ink-blue); stroke-width: 2px; vector-effect: non-scaling-stroke;
}
.size-figure-name { fill: var(--on-surface); font-weight: 700; }
.size-figure-sub { fill: var(--on-surface-variant); font-weight: 700; }
.size-figure-dim { fill: var(--on-surface-variant); font-family: var(--mono); font-weight: 700; }

.pill-link.is-current {
  background: var(--inverse-surface); border-color: var(--inverse-surface); color: var(--on-inverse-surface);
}
output { font-variant-numeric: tabular-nums; }
.tablemain td, .tablemain th { font-variant-numeric: tabular-nums; }

/* ---------- Tables ---------- */
.table-scroll {
  width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch;
  border-radius: var(--radius);
  border: 1px solid var(--outline-variant);
  background: var(--surface-card);
  box-shadow: var(--shadow);
}
.tablemain, table.table {
  width: 100%; border-collapse: collapse;
  background: var(--surface-card);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}
.tablemain th, .tablemain td, table.table th, table.table td {
  padding: 6px 10px;
  border-bottom: 1px solid var(--outline-variant);
  text-align: center;
  vertical-align: middle;
}
.tablemain th, table.table th {
  background: var(--surface-band);
  color: var(--on-surface);
  font-weight: 700;
  white-space: nowrap;
}
.tablemain tbody tr:hover, table.table tbody tr:hover {
  background: color-mix(in srgb, var(--c-blue) 6%, var(--surface-card));
}
.tablemain tr:last-child td, .tablemain tr:last-child th { border-bottom: 0; }
.tablemain a { font-weight: 700; color: var(--ink-blue); }

/* Wrap bare tables nicely on mobile */
.col-12 > .tablemain, .colblock > .tablemain {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--outline-variant);
}

/* ---------- Forms & Calculators ---------- */
.form-control, .form-select, input[type="text"], input[type="number"], select {
  width: 100%; min-height: 36px; padding: 5px 10px;
  border-radius: 8px; border: 1px solid var(--outline-variant);
  background: var(--surface); color: var(--on-surface);
  font-family: var(--font); font-size: 14px;
}
.form-control:focus, .form-select:focus, input[type="text"]:focus, input[type="number"]:focus, select:focus {
  border-color: var(--ink-blue); outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--c-blue) 22%, transparent);
}
.input-group {
  display: flex; align-items: stretch; width: 100%;
}
.input-group > .form-control, .input-group > .form-select, .input-group > input {
  flex: 1 1 auto; width: 1%; min-width: 0;
  border-top-right-radius: 0; border-bottom-right-radius: 0;
}
.input-group-text {
  display: inline-flex; align-items: center; padding: 0 10px;
  background: var(--surface-band); color: var(--on-surface-variant);
  border: 1px solid var(--outline-variant); border-left: 0;
  border-top-right-radius: 8px; border-bottom-right-radius: 8px;
  font-size: 13px; font-weight: 700; white-space: nowrap;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 36px; padding: 5px 14px; border-radius: 999px;
  font-weight: 700; font-size: 13px; cursor: pointer;
  background: var(--on-surface); color: var(--surface);
  border: 1px solid transparent; transition: transform .15s, opacity .15s;
}
.btn:hover { transform: translateY(-1px); opacity: .92; }

/* Spacing utilities used by legacy blocks */
.mb-2 { margin-bottom: .35rem; } .mb-3 { margin-bottom: .6rem; } .mb-4 { margin-bottom: .9rem; } .mb-5 { margin-bottom: 1.25rem; }
.mt-2 { margin-top: .35rem; } .mt-3 { margin-top: .6rem; } .mt-4 { margin-top: .9rem; } .mt-5 { margin-top: 1.25rem; }
.pt-3 { padding-top: .6rem; } .pt-4 { padding-top: .9rem; } .pt-5 { padding-top: 1.25rem; }
.pb-3 { padding-bottom: .6rem; } .pb-4 { padding-bottom: .9rem; } .pb-5 { padding-bottom: 1.25rem; }
.p-3 { padding: .65rem; } .p-4 { padding: .9rem; }
.d-none { display: none; }
.d-block { display: block; }

/* ---------- Responsive ---------- */
@media (max-width: 600px) {
  .site-header { gap: 4px 10px; }
  .site-header nav a { padding: 4px 8px; font-size: 12px; }
  .category-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 6px; }
  .tablemain th, .tablemain td { padding: 5px 7px; font-size: 12px; }
  .quick-search-input, .form-control, .form-select, input[type="text"], input[type="number"], select { font-size: 16px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
}
@media print {
  body::before, .site-header nav, .site-footer, .colblockad, .breadcrumbs, .quick-search-wrap { display: none !important; }
  body { background: #fff; color: #000; }
  .colblock, .tablemain, .figurebox, .size-figure { box-shadow: none; border-color: #999; }
}