/* ============================================================
   pages.css — Trade Program, Tech Specs, About, Journal, 404
   Direction A · Galleria. Builds on concept.css + catalog.css.
   ============================================================ */

/* ---------- cookie consent ---------- */
.cookie{ position:fixed; left:0; right:0; bottom:0; z-index:95; background:var(--ink); color:var(--paper); }
.cookie-in{ max-width:1240px; margin:0 auto; display:flex; align-items:center; justify-content:space-between; gap:30px; padding:18px 100px; }
@media (max-width:1100px){ .cookie-in{ padding:16px 48px; } }
@media (max-width:680px){ .cookie-in{ padding:14px 20px; flex-direction:column; align-items:stretch; gap:14px; } }
.cookie-in p{ font-family:var(--font-body); font-size:14px; line-height:1.5; color:rgba(244,241,236,.82); margin:0; }
.cookie-in a{ color:var(--copper-soft); }
.cookie-btns{ display:flex; gap:12px; flex-shrink:0; }
.cookie-btns .btn-secondary{ color:var(--paper); border-color:rgba(244,241,236,.3); }
.cookie-btns .btn-secondary:hover{ border-color:var(--paper); }

/* ---------- generic page chrome ---------- */
.page-mast{ padding-block:64px 30px; }
.page-mast h1{ font-family:var(--font-display); font-weight:500; font-size:clamp(52px,6vw,84px); line-height:.98; letter-spacing:-.012em; margin:18px 0 0; }
.page-mast .lead{ display:flex; align-items:flex-end; justify-content:space-between; gap:40px; margin-top:22px; }
.page-mast .lead p{ font-family:var(--font-body); font-size:18px; line-height:1.62; color:var(--ink-2); max-width:560px; margin:0; }

.psec{ padding:90px 100px; }
@media (max-width:1100px){ .psec{ padding:72px 48px; } }
@media (max-width:680px){ .psec{ padding:56px 20px; } }
.psec.tight{ padding-top:0; }
.psec-head{ margin-bottom:48px; }
.psec-head h2{ font-family:var(--font-display); font-weight:500; font-size:clamp(34px,4vw,52px); line-height:1.04; letter-spacing:-.01em; margin:12px 0 0; max-width:680px; }
.psec-head p{ font-family:var(--font-body); font-size:17px; line-height:1.65; color:var(--ink-2); max-width:560px; margin:14px 0 0; }

.logos-grid{ display:grid; grid-template-columns:repeat(6,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:3px; overflow:hidden; }
@media (max-width:900px){ .logos-grid{ grid-template-columns:repeat(3,1fr); } }
.logos-grid .lg{ height:96px; background:var(--surface); display:flex; align-items:center; justify-content:center; font-family:var(--font-display); font-size:22px; color:var(--ink-3); transition:color .25s, background .25s; }
.logos-grid .lg:hover{ color:var(--ink); background:#fff; }

/* ============================================================
   TRADE PROGRAM
   ============================================================ */
.trade-hero{ display:grid; grid-template-columns:1fr 1fr; gap:0; min-height:560px; }
@media (max-width:900px){ .trade-hero{ grid-template-columns:1fr; } }
.trade-hero .th-left{ padding:90px 64px 90px 100px; display:flex; flex-direction:column; justify-content:center; }
@media (max-width:1100px){ .trade-hero .th-left{ padding:64px 40px 64px 48px; } }
@media (max-width:680px){ .trade-hero .th-left{ padding:48px 20px; } }
.trade-hero h1{ font-family:var(--font-display); font-weight:500; font-size:clamp(48px,5.4vw,80px); line-height:1.0; letter-spacing:-.012em; margin:22px 0 24px; }
.trade-hero h1 .em{ font-style:italic; color:var(--copper); }
.trade-hero .lede{ font-family:var(--font-body); font-size:19px; line-height:1.62; color:var(--ink-2); max-width:440px; margin:0 0 34px; }
.trade-hero .th-stone{ position:relative; overflow:hidden; }
@media (max-width:900px){ .trade-hero .th-stone{ height:46vh; min-height:320px; } }

.benefits{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px; }
@media (max-width:900px){ .benefits{ grid-template-columns:1fr 1fr; } }
@media (max-width:680px){ .benefits{ grid-template-columns:1fr; } }
.bcard{ padding:30px 26px; border:1px solid var(--line); border-radius:3px; background:var(--surface); transition:border-color .25s, transform .25s; }
.bcard:hover{ border-color:var(--copper-soft); transform:translateY(-3px); }
.bcard .bic{ width:48px; height:48px; border-radius:50%; border:1px solid var(--copper); color:var(--copper); display:flex; align-items:center; justify-content:center; margin-bottom:20px; }
.bcard h3{ font-family:var(--font-display); font-weight:500; font-size:26px; line-height:1.1; margin:0 0 10px; }
.bcard p{ font-family:var(--font-body); font-size:14px; line-height:1.6; color:var(--ink-2); margin:0; }

.steps{ display:grid; grid-template-columns:repeat(3,1fr); gap:30px; }
@media (max-width:680px){ .steps{ grid-template-columns:1fr; } }
.step{ border-top:2px solid var(--ink); padding-top:22px; }
.step .sn{ font-family:var(--font-display); font-weight:500; font-size:48px; line-height:1; color:var(--copper); }
.step h3{ font-family:var(--font-display); font-weight:500; font-size:26px; margin:12px 0 8px; }
.step p{ font-family:var(--font-body); font-size:14.5px; line-height:1.6; color:var(--ink-2); margin:0; }

.trade-form-wrap{ background:var(--ink); color:var(--paper); border-radius:4px; overflow:hidden; display:grid; grid-template-columns:.85fr 1.15fr; }
@media (max-width:900px){ .trade-form-wrap{ grid-template-columns:1fr; } }
.tfw-side{ padding:48px 44px; position:relative; }
.tfw-side h2{ font-family:var(--font-display); font-weight:500; font-size:42px; line-height:1.04; margin:14px 0 16px; color:var(--paper); }
.tfw-side p{ font-family:var(--font-body); font-size:15px; line-height:1.66; color:rgba(244,241,236,.72); margin:0 0 26px; }
.tfw-side .pt{ display:flex; align-items:center; gap:12px; padding:11px 0; border-top:1px solid rgba(244,241,236,.14); font-family:var(--font-body); font-size:14px; color:rgba(244,241,236,.9); }
.tfw-side .pt .ic{ color:var(--copper-soft); }
.tfw-form{ background:var(--surface); color:var(--ink); padding:44px; }
.tfw-form .grid2{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
@media (max-width:680px){ .tfw-form .grid2{ grid-template-columns:1fr; } }
.tfw-form .full{ grid-column:1 / -1; }
.consent{ display:flex; align-items:flex-start; gap:11px; margin:6px 0 22px; cursor:pointer; }
.consent .box{ width:20px; height:20px; border:1.5px solid var(--line-2); border-radius:3px; flex-shrink:0; display:flex; align-items:center; justify-content:center; color:#fff; transition:.2s; margin-top:1px; }
.consent.on .box{ background:var(--copper); border-color:var(--copper); }
.consent.err .box{ border-color:#B23A2E; }
.consent span{ font-family:var(--font-body); font-size:13px; line-height:1.5; color:var(--ink-2); }
.consent a{ color:var(--copper); }
.tf-success{ text-align:center; padding:30px 10px; }
.tf-success .okr{ width:66px; height:66px; border-radius:50%; background:rgba(47,125,82,.12); color:#2F7D52; display:flex; align-items:center; justify-content:center; margin:0 auto 18px; }
.tf-success h3{ font-family:var(--font-display); font-weight:500; font-size:34px; margin:0 0 10px; }

.testi{ display:grid; grid-template-columns:repeat(2,1fr); gap:24px; }
@media (max-width:680px){ .testi{ grid-template-columns:1fr; } }
.tcard{ padding:34px 32px; border:1px solid var(--line); border-radius:3px; background:var(--surface); }
.tcard .q{ font-family:var(--font-display); font-weight:500; font-size:25px; line-height:1.34; color:var(--ink); margin:0 0 22px; }
.tcard .who{ display:flex; align-items:center; gap:14px; }
.tcard .who .av{ width:46px; height:46px; border-radius:50%; overflow:hidden; position:relative; flex-shrink:0; }
.tcard .who .nm{ font-family:var(--font-body); font-weight:700; font-size:14px; }
.tcard .who .rl{ font-family:var(--font-body); font-size:12px; color:var(--ink-3); margin-top:2px; }

/* ============================================================
   TECH SPECS
   ============================================================ */
.spec-table{ border:1px solid var(--line); border-radius:4px; overflow:hidden; background:var(--surface); }
.spec-row{ display:grid; grid-template-columns:1.4fr repeat(4,1fr); align-items:stretch; border-bottom:1px solid var(--line); }
.spec-row:last-child{ border-bottom:0; }
.spec-row.head{ background:var(--paper-2); position:sticky; top:69px; z-index:10; }
.spec-cell{ padding:18px 20px; border-left:1px solid var(--line); display:flex; flex-direction:column; justify-content:center; transition:background .2s; }
.spec-cell:first-child{ border-left:0; }
.spec-row .spec-cell.sel{ background:rgba(167,95,53,.07); }
.spec-row.head .spec-cell.sel{ background:rgba(167,95,53,.14); }
.spec-colname{ font-family:var(--font-display); font-weight:500; font-size:26px; line-height:1; cursor:pointer; }
.spec-colsub{ font-family:var(--font-body); font-size:11px; font-weight:600; letter-spacing:.12em; text-transform:uppercase; color:var(--ink-3); margin-top:6px; }
.spec-rowlabel{ font-family:var(--font-body); font-weight:700; font-size:15px; color:var(--ink); }
.spec-rownote{ font-family:var(--font-body); font-size:12.5px; color:var(--ink-3); margin-top:4px; }
.spec-val{ font-family:var(--font-body); font-weight:600; font-size:15px; color:var(--ink); margin-bottom:8px; }
.spec-bar{ height:5px; background:var(--line); border-radius:3px; overflow:hidden; }
.spec-bar i{ display:block; height:100%; background:var(--copper); border-radius:3px; }
.spec-yn{ font-family:var(--font-body); font-weight:700; font-size:13px; letter-spacing:.04em; text-transform:uppercase; }
.spec-yn.y{ color:#2F7D52; } .spec-yn.n{ color:#B23A2E; } .spec-yn.p{ color:var(--copper); }
@media (max-width:780px){ .spec-row{ grid-template-columns:1fr; } .spec-row.head{ display:none; } .spec-cell{ border-left:0; border-top:1px solid var(--line); } .spec-cell:first-child{ border-top:0; background:var(--paper-2); } }

/* slab cross-section infographic */
.slab-wrap{ display:grid; grid-template-columns:1.1fr .9fr; gap:54px; align-items:center; }
@media (max-width:900px){ .slab-wrap{ grid-template-columns:1fr; gap:32px; } }
.slab{ position:relative; border-radius:4px; overflow:hidden; box-shadow:0 20px 60px -24px rgba(40,28,16,.4); }
.slab .layer{ position:relative; height:64px; display:flex; align-items:center; padding-left:24px; cursor:pointer; transition:height .3s; }
.slab .layer .ll{ position:relative; z-index:2; font-family:var(--font-body); font-size:12px; font-weight:700; letter-spacing:.14em; text-transform:uppercase; color:var(--ink-on-stone); text-shadow:0 1px 6px rgba(0,0,0,.4); }
.slab .layer.tall{ height:150px; }
.slab .layer.active{ box-shadow:inset 0 0 0 2px var(--copper-soft); }
.slab .tick{ position:absolute; right:18px; top:50%; transform:translateY(-50%); z-index:2; font-family:var(--font-body); font-size:11px; font-weight:600; color:rgba(251,246,238,.85); }
.slab-info .si-num{ font-family:var(--font-display); font-weight:500; font-size:44px; color:var(--copper); line-height:1; }
.slab-info h3{ font-family:var(--font-display); font-weight:500; font-size:34px; margin:8px 0 12px; }
.slab-info p{ font-family:var(--font-body); font-size:16px; line-height:1.66; color:var(--ink-2); margin:0 0 22px; }
.slab-info .dots{ display:flex; gap:8px; }
.slab-info .dots b{ width:9px; height:9px; border-radius:50%; background:var(--line-2); cursor:pointer; transition:.2s; }
.slab-info .dots b.on{ background:var(--copper); transform:scale(1.2); }

/* ============================================================
   ABOUT
   ============================================================ */
.about-hero{ position:relative; height:520px; border-radius:4px; overflow:hidden; margin-top:20px; }
.about-hero .ov{ position:absolute; inset:0; background:linear-gradient(180deg, rgba(20,14,8,.2) 30%, rgba(20,14,8,.66) 100%); }
.about-hero .ah-c{ position:absolute; left:48px; bottom:42px; right:48px; z-index:2; color:#fff; }
.about-hero h1{ font-family:var(--font-display); font-weight:500; font-size:clamp(44px,5.4vw,76px); line-height:1.0; margin:0; max-width:680px; }
.about-hero p{ font-family:var(--font-body); font-size:18px; line-height:1.6; color:rgba(251,246,238,.9); max-width:520px; margin:16px 0 0; }

.story{ display:grid; grid-template-columns:1fr 1fr; gap:72px; align-items:center; }
@media (max-width:900px){ .story{ grid-template-columns:1fr; gap:34px; } }
.story .big{ font-family:var(--font-display); font-weight:500; font-size:clamp(30px,3.4vw,44px); line-height:1.22; letter-spacing:-.005em; }
.story .big .em{ font-style:italic; color:var(--copper); }
.story .body p{ font-family:var(--font-body); font-size:16px; line-height:1.72; color:var(--ink-2); margin:0 0 16px; }
.vals{ display:grid; grid-template-columns:repeat(3,1fr); gap:30px; margin-top:18px; }
@media (max-width:680px){ .vals{ grid-template-columns:1fr; } }
.val .vn{ font-family:var(--font-display); font-size:40px; font-weight:500; color:var(--ink); line-height:1; }
.val .vt{ font-family:var(--font-body); font-size:13.5px; line-height:1.55; color:var(--ink-2); margin-top:10px; }

.designers-grid{ display:grid; grid-template-columns:repeat(6,1fr); gap:12px; }
@media (max-width:900px){ .designers-grid{ grid-template-columns:repeat(4,1fr); } }
@media (max-width:680px){ .designers-grid{ grid-template-columns:repeat(3,1fr); } }
.dtile{ position:relative; aspect-ratio:1; border:1px solid var(--line); border-radius:3px; overflow:hidden; background:var(--surface); cursor:pointer; }
.dtile .lg{ position:absolute; inset:0; display:flex; align-items:center; justify-content:center; font-family:var(--font-display); font-size:20px; color:var(--ink-3); transition:opacity .3s; padding:8px; text-align:center; }
.dtile .rev{ position:absolute; inset:0; opacity:0; transition:opacity .35s; }
.dtile .rev .ov{ position:absolute; inset:0; background:linear-gradient(180deg, rgba(20,14,8,.15), rgba(20,14,8,.78)); }
.dtile .rev .cap{ position:absolute; left:12px; right:12px; bottom:12px; z-index:2; color:#fff; }
.dtile .rev .cap .nm{ font-family:var(--font-display); font-weight:500; font-size:17px; line-height:1.05; }
.dtile .rev .cap .ct{ font-family:var(--font-body); font-size:10px; letter-spacing:.08em; text-transform:uppercase; opacity:.85; margin-top:3px; }
.dtile:hover .lg{ opacity:0; }
.dtile:hover .rev{ opacity:1; }

/* ============================================================
   JOURNAL
   ============================================================ */
.featured{ display:grid; grid-template-columns:1.1fr .9fr; gap:44px; align-items:center; margin-bottom:20px; }
@media (max-width:900px){ .featured{ grid-template-columns:1fr; gap:26px; } }
.featured .fimg{ position:relative; height:440px; border-radius:4px; overflow:hidden; }
@media (max-width:900px){ .featured .fimg{ height:300px; } }
.featured .cat{ font-family:var(--font-body); font-size:11px; font-weight:700; letter-spacing:.16em; text-transform:uppercase; color:var(--copper); }
.featured h2{ font-family:var(--font-display); font-weight:500; font-size:clamp(36px,4.2vw,54px); line-height:1.04; letter-spacing:-.01em; margin:14px 0 16px; }
.featured p{ font-family:var(--font-body); font-size:17px; line-height:1.64; color:var(--ink-2); margin:0 0 22px; max-width:520px; }
.featured .ameta{ display:flex; align-items:center; gap:12px; font-family:var(--font-body); font-size:13px; color:var(--ink-3); }

.j-filters{ display:flex; gap:9px; flex-wrap:wrap; margin-bottom:36px; }
.article-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:36px 30px; }
@media (max-width:900px){ .article-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:680px){ .article-grid{ grid-template-columns:1fr; } }
.acard{ cursor:pointer; }
.acard .aimg{ position:relative; height:240px; border-radius:3px; overflow:hidden; }
.acard .aimg .tex{ position:absolute; inset:0; transition:transform .5s cubic-bezier(.2,.7,.3,1); }
.acard:hover .aimg .tex{ transform:scale(1.04); }
.acard .cat{ font-family:var(--font-body); font-size:11px; font-weight:700; letter-spacing:.14em; text-transform:uppercase; color:var(--copper); margin-top:16px; display:block; }
.acard h3{ font-family:var(--font-display); font-weight:500; font-size:25px; line-height:1.1; margin:8px 0 8px; }
.acard p{ font-family:var(--font-body); font-size:14px; line-height:1.55; color:var(--ink-2); margin:0 0 12px; }
.acard .ameta{ font-family:var(--font-body); font-size:12.5px; color:var(--ink-3); }

/* ARTICLE */
.article-hero{ position:relative; height:540px; border-radius:4px; overflow:hidden; margin-top:24px; }
.article-hero .ov{ position:absolute; inset:0; background:linear-gradient(180deg, rgba(20,14,8,.1) 40%, rgba(20,14,8,.6) 100%); }
.article-head{ max-width:760px; margin:0 auto; text-align:center; padding:56px 0 10px; }
.article-head .cat{ font-family:var(--font-body); font-size:12px; font-weight:700; letter-spacing:.18em; text-transform:uppercase; color:var(--copper); }
.article-head h1{ font-family:var(--font-display); font-weight:500; font-size:clamp(40px,5vw,68px); line-height:1.04; letter-spacing:-.01em; margin:18px 0 22px; }
.article-head .ameta{ display:flex; align-items:center; justify-content:center; gap:12px; font-family:var(--font-body); font-size:14px; color:var(--ink-3); }
.article-layout{ display:grid; grid-template-columns:200px 1fr; gap:60px; max-width:1080px; margin:0 auto; padding-top:50px; }
@media (max-width:900px){ .article-layout{ grid-template-columns:1fr; gap:24px; } }
.toc{ position:sticky; top:96px; align-self:start; }
@media (max-width:900px){ .toc{ position:static; } }
.toc .tl{ font-family:var(--font-body); font-size:11px; font-weight:700; letter-spacing:.16em; text-transform:uppercase; color:var(--ink-3); margin-bottom:14px; }
.toc a{ display:block; font-family:var(--font-body); font-size:14px; color:var(--ink-2); text-decoration:none; padding:7px 0 7px 14px; border-left:2px solid var(--line); transition:.2s; }
.toc a:hover,.toc a.on{ color:var(--copper); border-color:var(--copper); }
.article-body{ max-width:680px; }
.article-body h2{ font-family:var(--font-display); font-weight:500; font-size:36px; line-height:1.1; margin:46px 0 18px; scroll-margin-top:90px; }
.article-body p{ font-family:var(--font-body); font-size:18px; line-height:1.78; color:var(--ink-2); margin:0 0 22px; }
.article-body p .dropcap,.article-body .dropcap{ float:left; font-family:var(--font-display); font-weight:500; font-size:76px; line-height:.72; padding:6px 14px 0 0; color:var(--copper); }
.article-body blockquote{ margin:34px 0; padding:8px 0 8px 28px; border-left:2px solid var(--copper); font-family:var(--font-display); font-weight:500; font-size:30px; line-height:1.32; color:var(--ink); }
.article-body figure{ margin:36px 0; }
.article-body figure .fig{ position:relative; height:380px; border-radius:4px; overflow:hidden; }
.article-body figcaption{ font-family:var(--font-body); font-size:13px; color:var(--ink-3); margin-top:12px; text-align:center; }
.article-body ul{ margin:0 0 22px; padding-left:22px; }
.article-body li{ font-family:var(--font-body); font-size:18px; line-height:1.7; color:var(--ink-2); margin-bottom:8px; }

/* ============================================================
   404
   ============================================================ */
.nf{ min-height:calc(100vh - 71px); display:flex; align-items:center; justify-content:center; position:relative; overflow:hidden; }
.nf .nf-stone{ position:absolute; inset:0; opacity:.5; }
.nf .nf-c{ position:relative; z-index:2; text-align:center; padding:40px; }
.nf .big{ font-family:var(--font-display); font-weight:500; font-size:clamp(120px,20vw,240px); line-height:.9; color:var(--ink); letter-spacing:-.02em; }
.nf h2{ font-family:var(--font-display); font-weight:500; font-size:36px; margin:10px 0 12px; }
.nf p{ font-family:var(--font-body); font-size:16px; color:var(--ink-2); margin:0 0 28px; }
.nf .acts{ display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }

/* ============================================================
   REQUEST A CALCULATION (CRM lead form)
   ============================================================ */
.calc-wrap{ display:grid; grid-template-columns:.82fr 1.18fr; gap:0; border:1px solid var(--line); border-radius:4px; overflow:hidden; background:var(--surface); }
@media (max-width:900px){ .calc-wrap{ grid-template-columns:1fr; } }
.calc-side{ position:relative; background:var(--ink); color:var(--paper); padding:46px 44px; overflow:hidden; }
.calc-side .cs-in{ position:relative; z-index:2; }
.calc-side h2{ font-family:var(--font-display); font-weight:500; font-size:40px; line-height:1.06; margin:14px 0 16px; color:var(--paper); }
.calc-side p{ font-family:var(--font-body); font-size:15px; line-height:1.66; color:rgba(244,241,236,.74); margin:0 0 28px; }
.calc-side .pt{ display:flex; align-items:flex-start; gap:12px; padding:13px 0; border-top:1px solid rgba(244,241,236,.14); }
.calc-side .pt .ic{ color:var(--copper-soft); flex-shrink:0; margin-top:1px; }
.calc-side .pt .pl{ font-family:var(--font-body); font-size:14px; color:rgba(244,241,236,.92); }
.calc-side .pt .pl b{ color:#fff; }
.calc-side .resp{ margin-top:30px; display:flex; align-items:center; gap:12px; }
.calc-side .resp .av{ width:44px; height:44px; border-radius:50%; overflow:hidden; position:relative; flex-shrink:0; }
.calc-side .resp .rn{ font-family:var(--font-body); font-size:13px; font-weight:700; color:#fff; }
.calc-side .resp .rr{ font-family:var(--font-body); font-size:12px; color:rgba(244,241,236,.6); margin-top:2px; }

.calc-form{ padding:44px; }
.calc-step{ margin-bottom:30px; }
.calc-step:last-of-type{ margin-bottom:18px; }
.calc-step .sl{ display:flex; align-items:baseline; gap:12px; margin-bottom:16px; }
.calc-step .sl .num{ font-family:var(--font-display); font-weight:500; font-size:22px; color:var(--copper); line-height:1; }
.calc-step .sl .st{ font-family:var(--font-body); font-size:13px; font-weight:700; letter-spacing:.04em; text-transform:uppercase; color:var(--ink); }
.calc-step .sl .opt{ font-family:var(--font-body); font-size:12px; color:var(--ink-3); margin-left:auto; }
.chip-group{ display:flex; flex-wrap:wrap; gap:10px; }
.chip.sel{ background:var(--copper); color:#fff; border-color:var(--copper); }
.chip .ck{ width:13px; height:13px; }
.calc-grid2{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
@media (max-width:680px){ .calc-grid2{ grid-template-columns:1fr; } }
.calc-grid2 .full{ grid-column:1 / -1; }
.calc-summary{ display:flex; flex-wrap:wrap; gap:8px; padding:14px 16px; background:var(--paper-2); border-radius:3px; margin-bottom:22px; }
.calc-summary .pill{ font-family:var(--font-body); font-size:12px; font-weight:600; color:var(--ink-2); background:var(--white); border:1px solid var(--line); border-radius:999px; padding:5px 12px; }
.calc-summary .pill b{ color:var(--copper); }
.calc-success{ text-align:center; padding:50px 30px; }
.calc-success .okr{ width:70px; height:70px; border-radius:50%; background:rgba(47,125,82,.12); color:#2F7D52; display:flex; align-items:center; justify-content:center; margin:0 auto 20px; }
.calc-success h3{ font-family:var(--font-display); font-weight:500; font-size:38px; margin:0 0 10px; }
.calc-success .ref{ display:inline-block; font-family:var(--font-body); font-size:13px; font-weight:600; letter-spacing:.06em; color:var(--copper); background:rgba(167,95,53,.1); border-radius:3px; padding:8px 14px; margin:14px 0 24px; }

/* ============================================================
   ANIMATION SPEC (design deliverable)
   ============================================================ */
.principles{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
@media (max-width:900px){ .principles{ grid-template-columns:1fr; } }
.pcard{ padding:26px 24px; border:1px solid var(--line); border-radius:3px; background:var(--surface); }
.pcard .pl{ font-family:var(--font-body); font-size:11px; font-weight:700; letter-spacing:.16em; text-transform:uppercase; color:var(--copper); margin-bottom:12px; }
.pcard .pv{ font-family:var(--font-display); font-weight:500; font-size:26px; line-height:1.1; margin-bottom:8px; }
.pcard code{ font-family:'SFMono-Regular',ui-monospace,Menlo,monospace; font-size:12.5px; color:var(--ink); background:var(--paper-2); padding:2px 7px; border-radius:3px; }
.pcard p{ font-family:var(--font-body); font-size:13.5px; line-height:1.55; color:var(--ink-2); margin:8px 0 0; }

.anim-table{ border:1px solid var(--line); border-radius:4px; overflow:hidden; background:var(--surface); }
.anim-row{ display:grid; grid-template-columns:260px 1fr; border-bottom:1px solid var(--line); }
.anim-row:last-child{ border-bottom:0; }
.anim-demo{ position:relative; border-right:1px solid var(--line); background:var(--paper-2); display:flex; align-items:center; justify-content:center; padding:26px; min-height:170px; overflow:hidden; }
@media (max-width:780px){ .anim-row{ grid-template-columns:1fr; } .anim-demo{ border-right:0; border-bottom:1px solid var(--line); } }
.anim-info{ padding:24px 26px; }
.anim-info h3{ font-family:var(--font-display); font-weight:500; font-size:26px; line-height:1.05; margin:0 0 4px; }
.anim-info .ai-el{ font-family:var(--font-body); font-size:12px; font-weight:600; letter-spacing:.04em; color:var(--ink-3); margin-bottom:14px; }
.anim-props{ display:grid; grid-template-columns:repeat(2,1fr); gap:10px 24px; }
@media (max-width:520px){ .anim-props{ grid-template-columns:1fr; } }
.aprop{ display:flex; flex-direction:column; gap:2px; padding:8px 0; border-top:1px solid var(--line); }
.aprop .ak{ font-family:var(--font-body); font-size:10.5px; font-weight:700; letter-spacing:.1em; text-transform:uppercase; color:var(--ink-3); }
.aprop .av{ font-family:var(--font-body); font-size:13.5px; color:var(--ink); }
.aprop .av code{ font-family:'SFMono-Regular',ui-monospace,Menlo,monospace; font-size:12px; background:var(--paper-2); padding:1px 6px; border-radius:3px; }
.replay{ position:absolute; top:12px; right:12px; z-index:4; display:inline-flex; align-items:center; gap:7px; font-family:var(--font-body); font-size:11px; font-weight:600; letter-spacing:.04em; text-transform:uppercase; color:var(--ink-2); background:var(--white); border:1px solid var(--line-2); border-radius:999px; padding:6px 12px; cursor:pointer; transition:border-color .2s; }
.replay:hover{ border-color:var(--ink); }

/* demo primitives */
.demo-box{ width:120px; height:80px; border-radius:3px; position:relative; overflow:hidden; }
.demo-card{ width:150px; background:var(--white); border:1px solid var(--line); border-radius:3px; overflow:hidden; transition:transform .3s, box-shadow .3s; }
.demo-card .dc-t{ height:70px; position:relative; }
.demo-card .dc-m{ padding:12px; }
.demo-card .dc-m .l1{ height:9px; width:50%; background:var(--paper-2); border-radius:2px; margin-bottom:8px; }
.demo-card .dc-m .l2{ height:14px; width:80%; background:var(--paper-2); border-radius:2px; }
.demo-reveal{ opacity:0; transform:translateY(24px); }
.demo-reveal.go{ opacity:1; transform:none; transition:opacity .7s ease, transform .8s cubic-bezier(.2,.7,.3,1); }
.demo-par{ position:absolute; inset:-20% 0; }
.demo-par.go{ animation:demoPar 2.4s ease-in-out infinite alternate; }
@keyframes demoPar{ from{ transform:translateY(-8%); } to{ transform:translateY(8%); } }
@keyframes demoFadeIn{ from{ opacity:0; } to{ opacity:1; } }
@keyframes demoPopIn{ from{ opacity:0; transform:translateY(8px) scale(.98); } to{ opacity:1; transform:none; } }

/* ============================================================
   MOBILE POLISH (≤680)
   ============================================================ */
@media (max-width:680px){
  .page-mast{ padding-block:40px 24px; }
  .page-mast .lead{ flex-direction:column; align-items:flex-start; gap:14px; }
  .psec-head{ margin-bottom:34px; }
  /* trade */
  .trade-hero .th-left{ padding:44px 20px; }
  .bcard{ padding:24px 22px; }
  .tfw-side, .tfw-form{ padding:32px 24px; }
  .testi{ gap:16px; }
  /* tech */
  .slab-info .si-num{ font-size:38px; }
  /* about */
  .about-hero{ height:420px; }
  .about-hero .ah-c{ left:20px; right:20px; bottom:26px; }
  .story .vals{ grid-template-columns:1fr 1fr; gap:22px; }
  /* journal */
  .featured .fimg{ height:240px; }
  .j-filters{ overflow-x:auto; flex-wrap:nowrap; }
  .j-filters .chip{ flex:0 0 auto; }
  /* article */
  .article-head{ padding:36px 0 6px; }
  .article-hero{ height:300px; }
  .article-body h2{ font-size:30px; }
  .article-body p, .article-body li{ font-size:16.5px; }
  .article-body blockquote{ font-size:24px; }
  /* calc + cookie */
  .calc-form{ padding:30px 22px; }
  .calc-side{ padding:34px 24px; }
  .cookie-in{ padding:14px 20px; }
  /* 404 */
  .nf .big{ font-size:clamp(96px,30vw,140px); }
  /* anim spec */
  .principles{ gap:14px; }
  .anim-info{ padding:20px 22px; }
}