@charset "utf-8";
/* 砂利砕石.com — 2026 リニューアル v2
   今どきのおしゃれ：ワイド・写真ヒーロー・余白広め・モーション。
   バニラCSS（依存ゼロ）。prefers-reduced-motion 対応。 */

:root {
  --ink: #17211b;
  --ink-soft: #46504a;
  --stone: #717b74;
  --line: #e7e9e3;
  --line-2: #eef0ea;
  --bg: #ffffff;
  --bg-soft: #f6f7f3;
  --sand: #f1ece1;
  --tint: #e9f3ec;
  --brand: #2f7d5b;
  --brand-2: #1f5c46;
  --brand-ink: #184536;
  --accent: #ec7a3c;
  --accent-2: #d4632a;
  --star: #f5a623;

  --r-sm: 10px;
  --r: 16px;
  --r-lg: 24px;
  --r-xl: 32px;
  --shadow-sm: 0 1px 2px rgba(16,24,40,.05), 0 2px 6px rgba(16,24,40,.06);
  --shadow: 0 10px 30px rgba(16,24,40,.10);
  --shadow-lg: 0 28px 70px rgba(16,24,40,.18);
  --wrap: 1080px;
  --read: 1080px; /* unified: all sections share one content width */
  --prose: 760px; /* long-form article column */
  --ease: cubic-bezier(.22,.61,.36,1);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; color: var(--ink); background: var(--bg);
  font-family: "Hiragino Kaku Gothic ProN", "Hiragino Sans", "BIZ UDPGothic",
    "Noto Sans JP", Meiryo, system-ui, sans-serif;
  font-size: 17px; line-height: 1.9; letter-spacing: .012em;
  text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--brand-2); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.35; font-weight: 800; color: var(--ink); letter-spacing: .01em; }
p { margin: 0 0 18px; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 22px; }
.read { max-width: var(--read); margin-inline: auto; }
.read.wrap, .wrap.read { padding-left: 22px; padding-right: 22px; }
.muted { color: var(--stone); }
.center { text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12.5px; font-weight: 800; color: var(--brand-2);
  letter-spacing: .14em; text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--brand); border-radius: 2px; }
.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; }

/* ---------- Reveal animation (no-JS safe: hidden only when html.js) ---------- */
.reveal { opacity: 1; }
html.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
html.js .reveal.in { opacity: 1; transform: none; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255,255,255,.82);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap { display: flex; align-items: center; gap: 16px; height: 70px; }
.brand { display: flex; align-items: center; }
.brand:hover { text-decoration: none; }
.brand svg { height: 42px; width: auto; display: block; }
.header-spacer { flex: 1; }
.header-cta {
  display: none; align-items: center; gap: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff; font-weight: 800; padding: 11px 20px; border-radius: 999px; font-size: 14px;
  box-shadow: 0 8px 18px rgba(236,122,60,.3);
}
.header-cta:hover { text-decoration: none; transform: translateY(-1px); }
.header-link { display: none; font-weight: 800; font-size: 14px; color: var(--ink); }
.header-link:hover { color: var(--brand-2); text-decoration: none; }
.nav-toggle {
  display: inline-flex; align-items: center; gap: 9px;
  background: #fff; border: 1px solid var(--line); color: var(--ink);
  font-weight: 800; font-size: 14px; padding: 9px 16px; border-radius: 999px; cursor: pointer;
  transition: box-shadow .2s, border-color .2s;
}
.nav-toggle:hover { box-shadow: var(--shadow-sm); border-color: var(--brand); }
.nav-toggle .bars { display: inline-flex; flex-direction: column; gap: 3.5px; }
.nav-toggle .bars i { width: 17px; height: 2px; background: var(--ink); border-radius: 2px; }

/* ---------- Area drawer ---------- */
.area-panel { position: fixed; inset: 0; z-index: 70; background: rgba(17,24,20,.5); opacity: 0; visibility: hidden; transition: opacity .25s ease; }
.area-panel.open { opacity: 1; visibility: visible; }
.area-panel .sheet {
  position: absolute; top: 0; right: 0; height: 100%; width: min(460px, 93vw);
  background: #fff; padding: 22px 22px 90px; overflow-y: auto; box-shadow: var(--shadow-lg);
  transform: translateX(100%); transition: transform .3s var(--ease);
}
.area-panel.open .sheet { transform: translateX(0); }
.area-panel .sheet h2 { font-size: 18px; margin: 4px 0 16px; }
.area-close { position: absolute; top: 16px; right: 16px; width: 40px; height: 40px; border: 0; border-radius: 50%; background: var(--bg-soft); cursor: pointer; font-size: 21px; color: var(--ink-soft); }
.area-group { border-top: 1px solid var(--line); padding: 12px 0; }
.area-group > h3 { font-size: 12px; color: var(--brand-2); letter-spacing: .12em; margin: 4px 0 9px; text-transform: uppercase; }
.area-group ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 7px; }
.area-group a { display: inline-block; font-size: 14px; color: var(--ink); background: var(--bg-soft); border: 1px solid var(--line); padding: 7px 13px; border-radius: 999px; transition: .18s; }
.area-group a:hover { background: var(--tint); border-color: var(--brand); text-decoration: none; transform: translateY(-1px); }
.area-group a[aria-current="page"] { background: var(--brand); color: #fff; border-color: var(--brand); }

/* ---------- Breadcrumb ---------- */
.breadcrumb { font-size: 12.5px; color: var(--stone); padding: 14px 0 0; }
.breadcrumb ol { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 0; padding: 0; }
.breadcrumb a { color: var(--stone); }
.breadcrumb li::after { content: "›"; margin-left: 6px; color: var(--line); }
.breadcrumb li:last-child::after { content: ""; }

/* ---------- Hero ---------- */
.hero { position: relative; isolation: isolate; color: #fff; overflow: hidden; }
.hero.photo { min-height: 520px; display: flex; align-items: flex-end; }
.hero .hero-bg { position: absolute; inset: 0; z-index: -2; background-size: cover; background-position: center; transform: scale(1.06); animation: heroZoom 16s ease-out forwards; }
@keyframes heroZoom { to { transform: scale(1); } }
.hero .hero-veil { position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(15,30,22,.30) 0%, rgba(15,30,22,.18) 30%, rgba(15,30,22,.78) 100%); }
.hero .wrap { padding-top: 70px; padding-bottom: 54px; }
.hero .eyebrow { color: #bff0d2; }
.hero .eyebrow::before { background: #bff0d2; }
.hero h1 { font-size: clamp(28px, 6vw, 52px); line-height: 1.18; margin: 14px 0 16px; color: #fff; text-shadow: 0 2px 24px rgba(0,0,0,.25); }
.hero .lead { font-size: clamp(15px, 2.5vw, 19px); color: #eaf3ec; max-width: 720px; margin: 0 0 26px; }
.hero-stats { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.hero-stats .stat { background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.22); backdrop-filter: blur(6px); border-radius: var(--r); padding: 12px 18px; min-width: 120px; }
.hero-stats .stat strong { display: block; font-size: 27px; color: #fff; line-height: 1.2; }
.hero-stats .stat span { font-size: 12.5px; color: #d6e7da; }

/* soft hero variant (no photo) */
.hero.soft { color: var(--ink); background: radial-gradient(1100px 460px at 82% -12%, var(--tint), transparent 62%), var(--bg-soft); border-bottom: 1px solid var(--line); }
.hero.soft h1 { color: var(--ink); text-shadow: none; }
.hero.soft .lead { color: var(--ink-soft); }
.hero.soft .eyebrow { color: var(--brand-2); }
.hero.soft .eyebrow::before { background: var(--brand); }
.hero.soft .hero-stats .stat { background: #fff; border-color: var(--line); }
.hero.soft .hero-stats .stat strong { color: var(--brand-2); }
.hero.soft .hero-stats .stat span { color: var(--stone); }

/* ---------- Buttons / CTA ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; font-weight: 800; border-radius: 999px; padding: 15px 28px; cursor: pointer; border: 1px solid transparent; font-size: 16px; line-height: 1.2; transition: transform .1s var(--ease), box-shadow .2s, background .2s; }
.btn:hover { text-decoration: none; transform: translateY(-2px); }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; box-shadow: 0 12px 26px rgba(236,122,60,.36); }
.btn-primary:hover { box-shadow: 0 16px 34px rgba(236,122,60,.44); }
.btn-ghost { background: rgba(255,255,255,.92); color: var(--ink); border-color: var(--line); box-shadow: var(--shadow-sm); }
.btn-ghost:hover { border-color: var(--brand); }
.btn-block { width: 100%; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }

.cta {
  margin: 6px 0; padding: 34px; border-radius: var(--r-xl); color: #fff; position: relative; overflow: hidden;
  background: linear-gradient(135deg, #225b43, #2f7d5b 60%, #3aa173);
  box-shadow: var(--shadow);
}
.cta::before { content: ""; position: absolute; inset: 0; z-index: 0; opacity: .5;
  background-image: radial-gradient(circle at 12% 20%, rgba(255,255,255,.16) 0 9px, transparent 10px),
    radial-gradient(circle at 86% 32%, rgba(255,255,255,.12) 0 14px, transparent 15px),
    radial-gradient(circle at 70% 84%, rgba(255,255,255,.1) 0 11px, transparent 12px),
    radial-gradient(circle at 30% 78%, rgba(255,255,255,.1) 0 7px, transparent 8px); }
.cta > * { position: relative; z-index: 1; }
.cta .pr { font-size: 11px; letter-spacing: .12em; opacity: .9; font-weight: 800; }
.cta h3 { color: #fff; font-size: clamp(19px, 3.6vw, 25px); margin: 8px 0 14px; }
.cta p { margin: 0 0 18px; color: #e9f4ec; font-size: 15px; }
.cta-note { font-size: 12px; opacity: .82; margin-top: 14px; }
.cta ul.cta-checks { list-style: none; padding: 0; margin: 0 0 20px; display: grid; gap: 9px; }
.cta ul.cta-checks li { padding-left: 30px; position: relative; font-size: 15px; color: #f1f9f3; }
.cta ul.cta-checks li::before { content: "✓"; position: absolute; left: 0; top: 0; width: 20px; height: 20px; background: rgba(255,255,255,.24); border-radius: 50%; display: grid; place-items: center; font-size: 12px; font-weight: 900; }

.adlink { display: flex; align-items: center; gap: 13px; flex-wrap: wrap; margin: 26px 0; padding: 16px 18px; border: 1px solid var(--brand); border-radius: var(--r); background: var(--tint); }
.adlink .pr { font-size: 11px; font-weight: 800; color: var(--brand-2); letter-spacing: .1em; background:#fff; border:1px solid var(--line); padding:3px 9px; border-radius:999px; }
.adlink a.txt { font-weight: 800; color: var(--brand-2); }

/* ---------- Sections ---------- */
main { padding-bottom: 50px; }
.section { padding: 56px 0; }
.section.tinted { background: var(--bg-soft); }
.section.sand { background: var(--sand); }
.section-head { max-width: 720px; margin: 0 0 30px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section h2 { font-size: clamp(23px, 4.4vw, 34px); margin: 12px 0 10px; }
.section .sub { color: var(--ink-soft); margin: 0; font-size: 16px; }
.section h3 { font-size: 20px; margin: 28px 0 10px; }
.lead { font-size: 17px; color: var(--ink-soft); }

/* card grid */
.cards { display: grid; gap: 18px; grid-template-columns: 1fr; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 26px; box-shadow: var(--shadow-sm); transition: transform .25s var(--ease), box-shadow .25s; }
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.card .ic { width: 56px; height: 56px; border-radius: 16px; display: grid; place-items: center; margin-bottom: 16px; }
.card .ic svg { width: 100%; height: 100%; }
.card h3 { margin: 0 0 8px; font-size: 19px; }
.card p { margin: 0; font-size: 15px; color: var(--ink-soft); }

/* media row (photo + text) */
.media { display: grid; gap: 26px; grid-template-columns: 1fr; align-items: center; }
.media .ph { border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow); aspect-ratio: 16/10; background: var(--bg-soft); }
.media .ph img { width: 100%; height: 100%; object-fit: cover; }
.media.rev .txt { order: 2; }

/* tables */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r-lg); box-shadow: var(--shadow-sm); }
table.tbl { width: 100%; border-collapse: collapse; font-size: 15px; min-width: 480px; background: #fff; }
table.tbl th, table.tbl td { padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--line); }
table.tbl thead th { background: var(--brand-ink); color: #fff; font-weight: 800; white-space: nowrap; }
table.tbl tbody tr:last-child td { border-bottom: 0; }
table.tbl tbody tr:nth-child(even) td { background: #fbfcfa; }
.table-note { font-size: 12.5px; color: var(--stone); margin-top: 10px; }

ul.ticks { list-style: none; padding: 0; margin: 0 0 18px; display: grid; gap: 11px; }
ul.ticks li { position: relative; padding-left: 34px; }
ul.ticks li::before { content: "✓"; position: absolute; left: 0; top: 2px; color: #fff; font-weight: 900; width: 22px; height: 22px; background: var(--brand); border-radius: 50%; display: grid; place-items: center; font-size: 12px; }

/* gravel-type swatches */
.swatches { display: grid; gap: 18px; grid-template-columns: 1fr; }
.swatch { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform .25s var(--ease), box-shadow .25s; }
.swatch:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.swatch .sw-img { aspect-ratio: 5/3; width: 100%; height: auto; object-fit: cover; display: block; }
img.sw-img { aspect-ratio: 760/470; }
.swatch .sw-body { padding: 18px 20px; }
.swatch h3 { margin: 0 0 6px; font-size: 18px; }
.swatch p { margin: 0; font-size: 14.5px; color: var(--ink-soft); }
.swatch .use { display: inline-block; margin-top: 10px; font-size: 12.5px; font-weight: 800; color: var(--brand-2); background: var(--tint); padding: 4px 11px; border-radius: 999px; }

/* ---------- Calculator ---------- */
.calc { background: #fff; border: 1px solid var(--line); border-radius: var(--r-xl); box-shadow: var(--shadow); overflow: hidden; }
.calc .calc-head { background: linear-gradient(135deg, var(--brand-ink), var(--brand)); color: #fff; padding: 22px 26px; }
.calc .calc-head h3 { color: #fff; margin: 0 0 4px; font-size: 20px; }
.calc .calc-head p { margin: 0; color: #d8ecdd; font-size: 13.5px; }
.calc .calc-body { display: grid; gap: 22px; grid-template-columns: 1fr; padding: 26px; }
.calc .fields { display: grid; gap: 16px; }
.calc .field label { display: block; font-weight: 800; font-size: 14px; margin-bottom: 7px; }
.calc .field .row { display: flex; align-items: center; gap: 10px; }
.calc input[type=number] { width: 100%; font-size: 17px; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: var(--r-sm); background: var(--bg-soft); }
.calc input[type=number]:focus { outline: none; border-color: var(--brand); background: #fff; }
.calc .seg { display: inline-flex; background: var(--bg-soft); border: 1px solid var(--line); border-radius: 999px; padding: 4px; gap: 4px; }
.calc .seg button { border: 0; background: transparent; padding: 8px 16px; border-radius: 999px; font-weight: 800; font-size: 14px; color: var(--ink-soft); cursor: pointer; transition: .15s; }
.calc .seg button.on { background: var(--brand); color: #fff; }
.calc .unit { color: var(--stone); font-weight: 700; font-size: 14px; }
.calc .result { background: var(--bg-soft); border-radius: var(--r-lg); padding: 22px; align-self: start; }
.calc .result .big { font-size: 13px; color: var(--stone); font-weight: 800; letter-spacing: .08em; }
.calc .out-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin: 12px 0 8px; }
.calc .out { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 14px; }
.calc .out .n { font-size: 26px; font-weight: 800; color: var(--brand-2); line-height: 1.1; }
.calc .out .n small { font-size: 14px; color: var(--ink-soft); font-weight: 700; }
.calc .out .l { font-size: 12.5px; color: var(--stone); margin-top: 3px; }
.calc .calc-note { font-size: 12px; color: var(--stone); margin: 6px 0 0; }

/* ---------- FAQ ---------- */
.faq details { border: 1px solid var(--line); border-radius: var(--r); background: #fff; margin-bottom: 12px; box-shadow: var(--shadow-sm); overflow: hidden; }
.faq summary { cursor: pointer; list-style: none; padding: 18px 54px 18px 20px; position: relative; font-weight: 800; font-size: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::before { content: "Q"; color: var(--brand); font-weight: 900; margin-right: 12px; }
.faq summary::after { content: "+"; position: absolute; right: 20px; top: 50%; transform: translateY(-50%); font-size: 24px; color: var(--stone); transition: transform .2s; }
.faq details[open] summary::after { content: "−"; }
.faq .ans { padding: 0 20px 20px; color: var(--ink-soft); font-size: 15px; }

/* ---------- Finder (top) ---------- */
.finder { display: grid; gap: 20px; grid-template-columns: 1fr; }
.finder-group { border: 1px solid var(--line); border-radius: var(--r-lg); padding: 20px 22px; background: #fff; box-shadow: var(--shadow-sm); transition: transform .25s var(--ease), box-shadow .25s; }
.finder-group:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.finder-group h3 { margin: 0 0 14px; font-size: 16px; color: var(--brand-2); display: flex; align-items: center; gap: 8px; }
.finder-group .pref-links { display: flex; flex-wrap: wrap; gap: 8px; }
.finder-group .pref-links a { font-size: 14px; color: var(--ink); background: var(--bg-soft); border: 1px solid var(--line); padding: 8px 14px; border-radius: 999px; transition: .18s; }
.finder-group .pref-links a:hover { background: var(--tint); border-color: var(--brand); text-decoration: none; transform: translateY(-1px); }

/* scenes */
.scenes { display: grid; gap: 18px; grid-template-columns: 1fr; }
.scene { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform .25s var(--ease), box-shadow .25s; }
.scene:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.scene .sc-img { aspect-ratio: 16/10; background: var(--bg-soft); width: 100%; height: auto; object-fit: cover; display: block; }
.scene .body { padding: 22px; }
.scene h3 { margin: 0 0 8px; }
.scene p { margin: 0; color: var(--ink-soft); font-size: 15px; }
.scene .tag { font-size: 12px; font-weight: 800; color: var(--accent-2); letter-spacing: .08em; }

/* region note */
.region-note { background: var(--tint); border: 1px solid #cfe6d6; border-radius: var(--r-lg); padding: 24px 26px; }
.region-note h3 { margin: 0 0 8px; color: var(--brand-ink); }
.region-note p:last-child { margin: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 0; }
.chip { font-size: 13.5px; font-weight: 700; background: #fff; border: 1px solid #cfe6d6; color: var(--brand-ink); padding: 6px 13px; border-radius: 999px; }

/* customer voices (illustrative examples) */
.voices { display: grid; gap: 18px; grid-template-columns: 1fr; }
.voice { background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); padding: 24px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; gap: 16px; }
.voice blockquote { margin: 0; font-size: 15px; line-height: 1.95; color: var(--ink-soft); position: relative; padding-left: 30px; }
.voice blockquote::before { content: "\201C"; position: absolute; left: -2px; top: -10px; font-size: 48px; line-height: 1; color: var(--brand); opacity: .35; font-family: Georgia, serif; }
.voice figcaption { display: flex; align-items: center; gap: 12px; border-top: 1px solid var(--line); padding-top: 15px; margin-top: auto; }
.voice .av { width: 42px; height: 42px; flex: 0 0 auto; border-radius: 50%; background: var(--tint); color: var(--brand-2); font-weight: 800; display: grid; place-items: center; font-size: 17px; }
.voice .who strong { display: block; font-size: 14px; color: var(--ink); }
.voice .who small { color: var(--stone); font-size: 12.5px; }

/* ---------- Sticky mobile CTA ---------- */
.sticky-cta { position: fixed; left: 0; right: 0; bottom: 0; z-index: 65; background: rgba(255,255,255,.97); backdrop-filter: blur(8px); border-top: 1px solid var(--line); padding: 10px 14px; display: flex; gap: 10px; align-items: center; box-shadow: 0 -8px 22px rgba(16,24,40,.1); transform: translateY(100%); transition: transform .3s var(--ease); }
.sticky-cta.show { transform: translateY(0); }
.sticky-cta .label { font-size: 12px; font-weight: 800; color: var(--ink); line-height: 1.3; }
.sticky-cta .label small { display: block; color: var(--stone); font-weight: 600; }
.sticky-cta .btn { flex: 1; padding: 13px 14px; font-size: 15px; }

/* ---------- Footer ---------- */
.site-footer { background: #131a15; color: #c4cfc6; padding: 52px 0 24px; margin-top: 0; }
.site-footer a { color: #e6efe7; }
.site-footer .cols { display: grid; gap: 26px; grid-template-columns: 1fr; }
.site-footer h4 { color: #fff; font-size: 14px; margin: 0 0 12px; letter-spacing: .06em; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px 16px; }
.site-footer .small { font-size: 13.5px; line-height: 2; }
.site-footer .copy { border-top: 1px solid rgba(255,255,255,.12); margin-top: 30px; padding-top: 18px; font-size: 12px; color: #8b988d; }
.site-footer .disc { font-size: 12px; color: #93a095; margin-top: 8px; }

/* ---------- Media / articles ---------- */
.art-grid { display: grid; gap: 20px; grid-template-columns: 1fr; }
.art-card { display: block; background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform .25s var(--ease), box-shadow .25s; color: var(--ink); }
.art-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); text-decoration: none; }
.art-thumb { width: 100%; aspect-ratio: 16/10; object-fit: cover; display: block; background: var(--bg-soft); }
.art-card-body { padding: 18px 20px 22px; }
.art-cat { display: inline-block; font-size: 11.5px; font-weight: 800; letter-spacing: .04em; color: var(--brand-2); background: var(--tint); padding: 4px 10px; border-radius: 999px; margin-bottom: 10px; }
.art-card h3 { font-size: 17px; margin: 0 0 8px; line-height: 1.5; }
.art-card p { margin: 0; font-size: 13.5px; color: var(--ink-soft); }

.article-head { background: radial-gradient(900px 360px at 80% -10%, var(--tint), transparent 60%), var(--bg-soft); border-bottom: 1px solid var(--line); padding: 40px 0 30px; }
.article-head h1 { font-size: clamp(24px, 4.6vw, 36px); margin: 12px 0 14px; line-height: 1.4; }
.article-head .lead { color: var(--ink-soft); max-width: var(--prose); }
.article-cover { max-width: var(--prose); margin: 26px auto 0; border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow); }
.article-cover img { width: 100%; height: auto; display: block; }
.article-body { max-width: var(--prose); margin: 0 auto; padding: 34px 0 10px; }
.article-body h2 { font-size: clamp(20px, 3.4vw, 26px); margin: 34px 0 12px; padding-top: 10px; border-top: 2px solid var(--tint); }
.article-body h2:first-child { border-top: 0; padding-top: 0; margin-top: 6px; }
.article-body p { font-size: 16.5px; line-height: 1.95; }
.article-body strong { color: var(--brand-ink); }
.article-body .cta { margin: 34px 0; }
.article-body .table-wrap { margin: 18px 0; }
.article-body ul.ticks { margin: 18px 0; }

/* ---------- Responsive ---------- */
@media (min-width: 640px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
  .scenes { grid-template-columns: repeat(3, 1fr); }
  .swatches { grid-template-columns: repeat(2, 1fr); }
  .calc .out-grid { grid-template-columns: repeat(2, 1fr); }
  .art-grid { grid-template-columns: repeat(2, 1fr); }
  .voices { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 768px) {
  .header-cta { display: inline-flex; }
  .header-link { display: inline-block; }
  .finder { grid-template-columns: repeat(2, 1fr); }
  .media { grid-template-columns: 1.05fr 1fr; }
  .media.rev .txt { order: 0; }
  .calc .calc-body { grid-template-columns: 1.1fr 1fr; }
  .sticky-cta { display: none; }
}
@media (min-width: 980px) {
  .cards.c3 { grid-template-columns: repeat(3, 1fr); }
  .cards.c4 { grid-template-columns: repeat(4, 1fr); }
  .swatches { grid-template-columns: repeat(3, 1fr); }
  .finder { grid-template-columns: repeat(3, 1fr); }
  .art-grid { grid-template-columns: repeat(3, 1fr); }
  .voices { grid-template-columns: repeat(3, 1fr); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation: none !important; transition: none !important; }
  html.js .reveal { opacity: 1 !important; transform: none !important; }
  .hero .hero-bg { transform: none !important; }
}