:root {
  --paper: #f6f8f7;
  --white: #fff;
  --ink: #152d34;
  --deep: #153f46;
  --deepest: #0f3037;
  --muted: #5b6d71;
  --line: #dce6e4;
  --signal: #178d79;
  --signal-soft: #dff4ed;
  --sand: #f3bd72;
  --display: "Aptos Display", "Segoe UI Variable Display", "Segoe UI", Arial, sans-serif;
  --body: "Aptos", "Segoe UI Variable Text", "Segoe UI", Arial, sans-serif;
}

/* MailCerty plan comparison: editorial rhythm, clear commercial boundaries. */
.offers-hero{padding-top:68px;padding-bottom:68px;max-width:1160px}
.offers-hero .eyebrow,.offers-comparison .eyebrow,.offers-finish .eyebrow{display:block;color:#087d78;font-weight:800;letter-spacing:.14em;font-size:12px;margin:28px 0 18px}
.offers-hero h1{max-width:860px;font-size:clamp(2.5rem,5.1vw,5.2rem);letter-spacing:-.055em;line-height:1.04;color:#102e39;margin:0 0 24px}
.offers-hero>p{max-width:720px;font-size:clamp(1.05rem,1.6vw,1.22rem);line-height:1.62;color:#48606a;margin:0}
.offers-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.offers-section{padding-bottom:86px}
.offers-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;align-items:stretch}
.offer-card{border:1px solid #c8d9d7;background:#fff;border-radius:22px;padding:30px;display:flex;flex-direction:column;min-height:455px;box-shadow:0 14px 40px rgba(16,46,57,.04)}
.offer-card-featured{background:#123e4a;color:#fff;border-color:#123e4a;box-shadow:0 23px 52px rgba(18,62,74,.16)}
.offer-index{display:block;font-size:11px;font-weight:800;letter-spacing:.14em;color:#087d78;margin-bottom:26px}
.offer-card-featured .offer-index{color:#91dfd1}
.offer-card h2{font-size:clamp(1.8rem,2.4vw,2.6rem);line-height:1.06;letter-spacing:-.035em;margin:0 0 14px;color:inherit}
.offer-card-head p{font-size:1.03rem;line-height:1.52;min-height:74px;margin:0;color:#536a73}
.offer-card-featured .offer-card-head p{color:#d0e7e4}
.offer-card ul{list-style:none;padding:0;margin:18px 0 22px;border-top:1px solid #dbe6e4}
.offer-card-featured ul{border-color:#47646b}
.offer-card li{position:relative;padding:13px 0 13px 24px;border-bottom:1px solid #e7eeec;line-height:1.35;color:#173a43}
.offer-card-featured li{color:#f6fffc;border-color:#47646b}
.offer-card li:before{content:"✓";position:absolute;left:0;color:#087d78;font-weight:900}
.offer-card-featured li:before{color:#8de4ca}
.offer-boundary{margin:auto 0 18px;color:#62757b;font-size:.88rem;line-height:1.45}
.offer-card-featured .offer-boundary{color:#cce3e0}
.offer-link{display:inline-flex;justify-content:space-between;align-items:center;gap:12px;width:100%;padding:14px 0;border-top:1px solid #dbe6e4;color:#076d6a;font-weight:800;text-decoration:none}
.offer-card-featured .offer-link{color:#a8f0de;border-color:#47646b}
.offer-link:hover{text-decoration:underline}
.offers-comparison{padding-bottom:92px}
.offers-comparison-heading{max-width:760px;margin-bottom:28px}
.offers-comparison-heading h2{font-size:clamp(2rem,3.5vw,3.6rem);line-height:1.09;letter-spacing:-.04em;margin:0 0 12px;color:#102e39}
.offers-comparison-heading p{color:#536a73;line-height:1.55;margin:0}
.offers-table-wrap{overflow-x:auto;border:1px solid #d4e1de;border-radius:18px;background:#fff}
.offers-table-wrap:focus-visible{outline:3px solid #087d78;outline-offset:4px}
.offers-table-wrap table{width:100%;border-collapse:collapse;min-width:750px}
.offers-table-wrap th,.offers-table-wrap td{text-align:left;vertical-align:top;padding:19px 22px;border-bottom:1px solid #e5ecea;line-height:1.4}
.offers-table-wrap thead th{background:#e6f0ec;color:#123e4a;font-size:.9rem;font-weight:800}
.offers-table-wrap tbody th{width:34%;color:#173a43;font-weight:700}
.offers-table-wrap tbody td{width:22%;color:#435e66}
.offers-table-wrap tr:last-child th,.offers-table-wrap tr:last-child td{border-bottom:0}
.offers-finish{background:#123e4a;color:#fff;padding:66px 0}
.offers-finish-inner{display:flex;align-items:center;justify-content:space-between;gap:36px}
.offers-finish h2{color:#fff;max-width:740px;font-size:clamp(2rem,3.2vw,3.3rem);line-height:1.11;letter-spacing:-.04em;margin:0 0 16px}
.offers-finish p{color:#d4e7e3;max-width:670px;line-height:1.6;margin:0}
.offers-finish .eyebrow{color:#94e6d1;margin:0 0 18px}
.offers-finish .button{flex:none}
@media(max-width:960px){.offers-grid{grid-template-columns:1fr;gap:14px}.offer-card{min-height:0}.offer-card-head p{min-height:0}.offers-finish-inner{align-items:flex-start;flex-direction:column}}
@media(max-width:600px){.offers-hero{padding-top:36px;padding-bottom:48px}.offers-hero h1{font-size:clamp(2.4rem,12vw,3.5rem)}.offers-hero-actions{flex-direction:column}.offers-hero-actions .button{width:100%;justify-content:center}.offers-section,.offers-comparison{padding-bottom:60px}.offer-card{padding:24px}.offers-finish{padding:54px 0}.offers-finish .button{width:100%;justify-content:center}}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.5 var(--body); -webkit-font-smoothing: antialiased; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { font-family: var(--display); letter-spacing: -.035em; }
::selection { background: #b8e8da; color: #0d393c; }
:focus-visible { outline: 3px solid #00a989; outline-offset: 4px; }
.skip { position: absolute; top: -80px; left: 16px; padding: 12px 18px; background: var(--ink); color: white; z-index: 100; }
.skip:focus { top: 12px; }
.wrap { width: min(1280px, calc(100% - 72px)); margin-inline: auto; }

.masthead { position: sticky; top: 0; z-index: 30; background: rgba(246,248,247,.95); border-bottom: 1px solid var(--line); backdrop-filter: blur(18px); }
.masthead-inner { min-height: 78px; display: flex; align-items: center; gap: 32px; }
.brand { display: inline-flex; align-items: center; gap: 11px; flex: none; }
.brand-icon { width: 34px; height: 34px; border-radius: 8px; background: var(--deep); display: flex; align-items: center; justify-content: center; gap: 3px; transform: rotate(-3deg); }
.brand-icon i { width: 3px; height: 13px; display: block; border-radius: 2px; background: #d8f6ec; }
.brand-icon i:nth-child(2) { height: 20px; background: var(--sand); }
.brand-icon i:nth-child(3) { height: 16px; }
.brand-name { font: 800 24px/1 var(--display); letter-spacing: -.065em; color: var(--deepest); white-space: nowrap; }
.brand-name span { color: var(--signal); }
.main-nav { display: flex; align-items: center; justify-content: center; flex: 1; gap: clamp(14px, 1.75vw, 28px); }
.main-nav a { font-size: 14px; font-weight: 600; color: #314a50; white-space: nowrap; }
.main-nav a:hover { color: var(--signal); }
.nav-contact { display: inline-flex; align-items: center; gap: 26px; background: var(--deep); color: white; padding: 12px 17px; border-radius: 7px; font-size: 14px; font-weight: 750; white-space: nowrap; }
.nav-contact:hover { background: var(--deepest); }
.nav-contact span { color: #bce7da; font-size: 18px; line-height: 1; }
.mobile-nav { display: none; }

.hero { padding-block: 66px 90px; display: grid; grid-template-columns: minmax(0,.92fr) minmax(0,1.08fr); gap: clamp(40px, 6vw, 94px); align-items: center; }
.publisher { display: inline-flex; align-items: center; gap: 11px; color: #4e686b; font-weight: 700; font-size: 13px; letter-spacing: .02em; margin-bottom: 28px; }
.publisher span { width: 5px; height: 5px; background: var(--signal); border-radius: 50%; }
.hero h1 { font-size: clamp(42px, 4.35vw, 62px); line-height: 1.045; max-width: 645px; margin-bottom: 26px; font-weight: 750; }
.hero-lead { color: #405a60; font-size: clamp(18px,1.5vw,21px); line-height: 1.55; max-width: 590px; margin-bottom: 30px; }
.hero-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.button { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: 27px; padding: 11px 19px; border-radius: 7px; font-weight: 750; font-size: 15px; transition: background .18s ease, color .18s ease; }
.button span { font-size: 18px; font-weight: 400; }
.button-primary { background: var(--signal); color: white; }
.button-primary:hover { background: #0b6e60; }
.button-quiet { border: 1px solid #c6d6d3; background: transparent; color: var(--deep); }
.button-quiet:hover { background: white; }
.hero-points { list-style: none; padding: 0; margin: 35px 0 0; display: flex; gap: 13px 22px; flex-wrap: wrap; }
.hero-points li { color: #496168; font-size: 13px; font-weight: 650; white-space: nowrap; display: inline-flex; align-items: center; gap: 7px; }
.hero-points span { color: var(--signal); font-weight: 800; }

.stage { position: relative; min-height: 570px; color: #ecf8f5; background: var(--deepest); border-radius: 19px; box-shadow: 0 22px 48px rgba(9,39,46,.14); overflow: hidden; display: flex; flex-direction: column; }
.stage::before { content: ""; position: absolute; pointer-events: none; width: 500px; height: 500px; right: -260px; top: -310px; border: 1px solid rgba(188,231,218,.19); border-radius: 50%; box-shadow: 0 0 0 70px rgba(188,231,218,.035), 0 0 0 140px rgba(188,231,218,.025); }
.stage-top, .stage-bottom { display: flex; justify-content: space-between; align-items: center; position: relative; }
.stage-top { min-height: 67px; padding: 0 27px; border-bottom: 1px solid rgba(235,250,245,.12); }
.stage-mark .brand-icon { background: #e7fbf3; width: 23px; height: 23px; border-radius: 5px; }
.stage-mark { display: inline-flex; align-items: center; gap: 8px; }
.stage-mark .brand-icon i { background: var(--deep); width: 2px; height: 9px; }
.stage-mark .brand-icon i:nth-child(2) { height: 15px; background: var(--signal); }
.stage-mark .brand-icon i:nth-child(3) { height: 12px; }
.stage-mark .brand-name { color: white; font-size: 18px; }
.stage-mark .brand-name span { color: #9ce3cf; }
.stage-live { font-size: 12px; color: #c4ddd9; display: inline-flex; gap: 8px; align-items: center; }
.stage-live i { width: 7px; height: 7px; border-radius: 50%; background: #57c8a6; box-shadow: 0 0 0 4px rgba(87,200,166,.14); }
.stage-body { padding: 30px; flex: 1; position: relative; }
.stage-heading { display: flex; justify-content: space-between; align-items: start; gap: 15px; }
.stage-heading small { display: block; color: #b5d1cc; font-size: 12px; margin-bottom: 5px; }
.stage-heading h2 { font-size: 29px; margin: 0 0 5px; color: #fff; }
.stage-heading p { color: #a7c8c4; font-size: 13px; margin: 0; }
.stage-file { width: 48px; height: 55px; border: 1px solid rgba(226,248,242,.37); border-radius: 8px; display: grid; place-items: center; font: 800 11px var(--body); color: #e7f4f0; }
.event-list { margin: 32px 0 26px; padding-left: 5px; }
.event { min-height: 48px; position: relative; display: flex; align-items: center; gap: 15px; color: #dceeea; font-size: 14px; }
.event:not(:last-child)::after { content: ""; position: absolute; top: 32px; bottom: -16px; left: 8px; width: 1px; background: rgba(148,216,196,.48); }
.event-node { width: 17px; height: 17px; position: relative; z-index: 1; flex: none; border: 2px solid #76d5b9; border-radius: 50%; background: #2f987e; }
.event b { margin-left: auto; color: #9ce9d1; font-size: 16px; }
.event-off { opacity: .45; }
.event-off .event-node { background: var(--deepest); border-color: #86aaa3; }
.event-off b { color: #b9d0ca; }
.stage-proof { display: flex; align-items: center; gap: 15px; padding: 16px; background: #eaf8f3; color: var(--ink); border-radius: 10px; max-width: 490px; box-shadow: 0 6px 14px rgba(6,26,29,.13); }
.proof-symbol { width: 38px; height: 38px; border-radius: 8px; background: #cceee1; display: grid; place-items: center; font-size: 24px; color: var(--deep); flex: none; }
.stage-proof div { flex: 1; }
.stage-proof strong, .stage-proof small { display: block; }
.stage-proof strong { font-size: 14px; }
.stage-proof small { font-size: 11px; color: #546d6c; line-height: 1.35; margin-top: 2px; }
.stage-proof > span:last-child { color: var(--signal); }
.stage-bottom { min-height: 59px; padding: 8px 28px; border-top: 1px solid rgba(235,250,245,.12); gap: 16px; }
.stage-bottom span { color: #d3f8ea; font-weight: 700; font-size: 12px; white-space: nowrap; }
.stage-bottom small { color: #98b9b4; font-size: 11px; text-align: right; }

.principle { background: #eaf1ef; border-block: 1px solid var(--line); }
.principle-grid { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1.2fr); gap: 9%; padding-block: 70px; align-items: center; }
.principle-lead h2 { font-size: clamp(32px,3.2vw,43px); line-height: 1.13; max-width: 520px; margin-bottom: 20px; }
.principle-lead p { color: #4d6467; max-width: 560px; font-size: 17px; margin-bottom: 0; }
.principle-list > div { display: grid; grid-template-columns: 42px 130px 1fr; gap: 14px; align-items: baseline; border-bottom: 1px solid #cad9d5; padding-block: 17px; }
.principle-list > div:first-child { border-top: 1px solid #cad9d5; }
.principle-list span { color: var(--signal); font-size: 13px; font-weight: 800; }
.principle-list strong { font-size: 16px; }
.principle-list p { margin: 0; color: #5f7375; font-size: 14px; }

.modes-section { padding-block: 110px 103px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 30px; margin-bottom: 36px; }
.section-heading h2, .product-copy h2, .evidence-heading h2, .features-grid h2, .integration-copy h2, .faq-grid h2, .closing h2 { font-size: clamp(32px,3.25vw,45px); line-height: 1.13; max-width: 660px; margin-bottom: 16px; }
.section-heading p { color: var(--muted); max-width: 690px; font-size: 17px; margin-bottom: 0; }
.heading-index { color: var(--signal); font-weight: 750; white-space: nowrap; margin-bottom: 5px; }
.mode-table-scroll { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; background: var(--white); }
.mode-table { width: 100%; border-collapse: collapse; min-width: 780px; }
.mode-table th, .mode-table td { text-align: left; }
.mode-table thead { background: #e7efec; }
.mode-table thead th { padding: 13px 22px; font-size: 13px; font-weight: 800; color: #426064; }
.mode-table thead th:nth-child(1) { width: 30%; }
.mode-table thead th:nth-child(2) { width: 39%; }
.mode-table tbody tr { border-top: 1px solid var(--line); }
.mode-table tbody tr:has(.is-selected) { background: #f1faf6; }
.mode-table tbody td { padding: 20px 22px; color: #52686a; font-size: 14px; line-height: 1.45; vertical-align: middle; }
.mode-table tbody th { padding: 0; }
.mode-button { width: 100%; height: 100%; display: flex; align-items: center; gap: 17px; border: 0; background: transparent; color: var(--ink); text-align: left; padding: 17px 22px; cursor: pointer; }
.mode-button:hover .mode-glyph, .mode-button.is-selected .mode-glyph { background: var(--deep); color: white; }
.mode-glyph { width: 43px; height: 43px; display: grid; place-items: center; flex: none; border-radius: 9px; background: #e7f4ee; color: var(--signal); font-size: 20px; transition: background .15s ease, color .15s ease; }
.mode-button strong, .mode-button small { display: block; }
.mode-button strong { font-weight: 800; font-size: 15px; }
.mode-button small { font-weight: 500; font-size: 12px; color: #638083; margin-top: 2px; }
.mode-result { display: flex; align-items: baseline; flex-wrap: wrap; gap: 6px 17px; padding: 17px 21px; border-bottom: 1px solid #c9d9d5; }
.mode-result > span { color: #708182; font-size: 13px; }
.mode-result strong { color: var(--deep); font-size: 16px; }
.mode-result p { margin: 0 0 0 auto; color: #536a6b; font-size: 13px; }
.footnote { margin: 18px 0 0; color: #6a7d80; font-size: 13px; }

.product-section { background: var(--deepest); color: white; padding-block: 104px; overflow: hidden; }
.product-grid { display: grid; grid-template-columns: minmax(0,.72fr) minmax(0,1.28fr); gap: 7%; align-items: center; }
.section-rule { display: block; background: var(--sand); width: 49px; height: 3px; margin-bottom: 27px; }
.product-copy h2 { max-width: 450px; }
.product-copy p { color: #bdd4d2; font-size: 17px; max-width: 440px; }
.product-copy ul { list-style: none; padding: 10px 0 0; margin: 0; }
.product-copy li { padding-block: 11px; border-bottom: 1px solid rgba(232,249,244,.18); color: #e0f2eb; font-size: 14px; display: flex; align-items: center; gap: 13px; }
.product-copy li span { color: #81ddb9; font-weight: 900; }
.product-image { margin: 0; min-width: 0; }
.screen-tabs { display: flex; gap: 16px; align-items: center; margin-bottom: 15px; }
.screen-tabs button { border: 0; border-bottom: 2px solid transparent; background: transparent; color: #a7c5c0; padding: 7px 0; font-size: 13px; font-weight: 750; cursor: pointer; }
.screen-tabs button:hover, .screen-tabs button.is-active { color: white; border-bottom-color: #91ddbd; }
.screen-bar { height: 40px; background: #e5eeec; color: #476367; display: flex; align-items: center; gap: 13px; padding-inline: 16px; border-radius: 9px 9px 0 0; }
.screen-bar > span { display: flex; gap: 4px; }
.screen-bar i { width: 7px; height: 7px; border-radius: 50%; background: #a6c2bb; }
.screen-bar strong { font-size: 11px; font-weight: 700; }
.screen-bar small { font-size: 11px; margin-left: auto; }
.product-image img { width: 100%; aspect-ratio: 3 / 2; object-fit: contain; background: #f5f8fb; border: 1px solid #dcebe8; border-top: 0; border-radius: 0 0 9px 9px; box-shadow: 0 22px 35px rgba(1,21,26,.19); }
.product-image figcaption { font-size: 12px; color: #a9c7c2; margin-top: 14px; }

.evidence-section { padding-block: 112px 115px; }
.evidence-heading { display: flex; justify-content: space-between; gap: 40px; align-items: end; margin-bottom: 43px; }
.evidence-heading p { color: var(--muted); font-size: 17px; max-width: 500px; margin-bottom: 0; }
.evidence-illustration { background: #e7efec; border: 1px solid #d2e0dc; border-radius: 14px; min-height: 450px; display: grid; grid-template-columns: 1.05fr .95fr; gap: 8%; align-items: center; padding: 36px clamp(30px,5vw,72px); }
.evidence-sheet { width: min(100%, 475px); background: white; border: 1px solid #d6e1df; border-radius: 5px; padding: 26px 29px; box-shadow: 14px 16px 0 #d4e3dd, 0 15px 30px rgba(29,71,71,.08); transform: rotate(-1deg); }
.sheet-head { display: flex; gap: 11px; align-items: center; border-bottom: 1px solid var(--line); padding-bottom: 17px; }
.sheet-icon { font-size: 27px; color: var(--signal); }
.sheet-head span:nth-child(2) { flex: 1; }
.sheet-head strong, .sheet-head small { display: block; }
.sheet-head strong { font-size: 12px; letter-spacing: .03em; }
.sheet-head small { color: #7a8e90; font-size: 11px; }
.sheet-head b { font-size: 11px; background: #e9f5ef; color: var(--signal); border-radius: 3px; padding: 5px 7px; }
.sheet-subject { padding-block: 26px 22px; font: 750 23px var(--display); }
.sheet-line { height: 8px; background: #e7efed; border-radius: 3px; width: 90%; margin-bottom: 10px; }
.sheet-line.shorter { width: 65%; }
.sheet-timeline { margin: 31px 0 26px; height: 53px; display: flex; align-items: center; justify-content: space-between; position: relative; }
.sheet-timeline::before { content: ""; position: absolute; left: 9px; right: 9px; top: 50%; height: 2px; background: #9bcabb; }
.sheet-timeline span { width: 19px; height: 19px; border: 5px solid #c2ebd8; border-radius: 50%; background: var(--signal); z-index: 1; }
.sheet-hash { border-top: 1px solid var(--line); padding-top: 14px; display: flex; justify-content: space-between; color: #60797a; font-size: 11px; font-weight: 750; letter-spacing: .06em; }
.evidence-items > div { padding: 24px 0 24px 45px; border-bottom: 1px solid #bfd2cb; position: relative; }
.evidence-items > div:first-child { border-top: 1px solid #bfd2cb; }
.evidence-items span { position: absolute; top: 22px; left: 0; color: var(--signal); font-size: 20px; }
.evidence-items h3 { font-size: 21px; margin-bottom: 4px; }
.evidence-items p { color: #607477; margin: 0; font-size: 14px; }

.features-section { background: white; border-block: 1px solid var(--line); padding-block: 107px; }
.features-grid { display: grid; grid-template-columns: minmax(0,.75fr) minmax(0,1.25fr); gap: 10%; }
.features-grid h2 { max-width: 420px; }
.features-grid > div:first-child > p { color: var(--muted); font-size: 17px; max-width: 410px; }
.features-count { border-top: 1px solid var(--line); padding-top: 18px; margin-top: 48px; color: var(--signal); font: 750 50px var(--display); display: flex; align-items: baseline; gap: 13px; }
.features-count span { font: 600 14px var(--body); color: #607474; }
.feature-group { border-bottom: 1px solid #d8e4e0; }
.feature-group:first-child { border-top: 1px solid #d8e4e0; }
.feature-group summary { cursor: pointer; list-style: none; padding: 19px 0; display: flex; align-items: center; justify-content: space-between; font-weight: 750; font-size: 18px; }
.feature-group summary::-webkit-details-marker { display: none; }
.feature-group summary b { width: 28px; height: 28px; display: grid; place-items: center; border: 1px solid #bdd8cd; border-radius: 50%; color: var(--signal); font-size: 12px; }
.feature-group ul { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 16px; padding: 1px 0 22px; margin: 0; }
.feature-group li { font-size: 14px; color: #566d70; padding-left: 19px; position: relative; }
.feature-group li::before { content: "✓"; position: absolute; left: 0; color: var(--signal); font-weight: 900; }

.integration-section { padding-block: 110px; display: grid; grid-template-columns: minmax(0,.95fr) minmax(0,1.05fr); gap: 10%; align-items: center; }
.integration-copy p { color: var(--muted); font-size: 17px; max-width: 560px; }
.text-link { color: var(--signal); font-weight: 800; border-bottom: 1px solid var(--signal); padding-bottom: 4px; }
.text-link span { margin-left: 10px; }
.integration-flow { border: 1px solid var(--line); background: white; border-radius: 12px; padding: 11px 26px; }
.integration-flow > div { display: grid; grid-template-columns: 40px 145px 1fr; gap: 16px; align-items: center; padding-block: 22px; border-bottom: 1px solid var(--line); }
.integration-flow > div:last-child { border-bottom: 0; }
.flow-icon { width: 38px; height: 38px; display: grid; place-items: center; color: var(--signal); background: #e9f5ef; border-radius: 7px; font-size: 21px; }
.integration-flow h3 { font-size: 17px; margin: 0; }
.integration-flow p { font-size: 13px; color: #657c7d; margin: 0; }

.faq-section { background: #eaf1ef; padding-block: 90px; }
.faq-grid { display: grid; grid-template-columns: minmax(0,.75fr) minmax(0,1.25fr); gap: 10%; }
.faq-grid h2 { max-width: 445px; }
.faq-list details { border-bottom: 1px solid #c6d6d1; }
.faq-list details:first-child { border-top: 1px solid #c6d6d1; }
.faq-list summary { list-style: none; cursor: pointer; padding: 20px 36px 20px 0; font-size: 17px; font-weight: 750; position: relative; }
.faq-list summary::after { content: "+"; position: absolute; right: 0; top: 17px; font-size: 26px; line-height: 1; color: var(--signal); font-weight: 400; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list p { color: #536a6d; padding: 0 26px 18px 0; margin: 0; }
.closing { background: var(--deep); color: white; }
.closing-inner { display: flex; justify-content: space-between; align-items: center; gap: 40px; padding-block: 67px; }
.closing h2 { max-width: 720px; margin-bottom: 13px; }
.closing p { color: #c8dfdb; margin-bottom: 0; max-width: 625px; }
.button-light { background: #e9faf3; color: var(--deepest); flex: none; }
.button-light:hover { background: #fff; }
.footer { min-height: 115px; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.footer p { color: #6a7c7d; font-size: 12px; max-width: 470px; margin: 0; }
.footer > span { color: #728889; font-size: 12px; white-space: nowrap; }

@media (max-width: 1130px) {
  .wrap { width: min(100% - 48px, 1280px); }
  .main-nav { gap: 12px; }
  .main-nav a { font-size: 13px; }
  .masthead-inner { gap: 20px; }
  .hero { gap: 42px; }
  .hero-points li { white-space: normal; }
  .integration-flow > div { grid-template-columns: 40px 1fr; }
  .integration-flow p { grid-column: 2; }
}

@media (max-width: 900px) {
  .main-nav, .nav-contact { display: none; }
  .masthead-inner { justify-content: space-between; min-height: 67px; }
  .mobile-nav { display: block; position: relative; }
  .mobile-nav summary { width: 39px; height: 39px; border: 1px solid #c7d9d4; border-radius: 7px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px; cursor: pointer; list-style: none; }
  .mobile-nav summary::-webkit-details-marker { display: none; }
  .mobile-nav summary span { display: block; width: 18px; height: 2px; background: var(--deep); }
  .mobile-nav nav { position: absolute; right: 0; top: 48px; min-width: 210px; padding: 12px; border: 1px solid var(--line); background: white; border-radius: 9px; box-shadow: 0 15px 32px rgba(10,35,40,.12); display: grid; }
  .mobile-nav nav a { padding: 9px 10px; font-size: 14px; font-weight: 700; }
  .hero { grid-template-columns: 1fr; padding-block: 55px 70px; }
  .hero h1 { max-width: 760px; }
  .stage { width: min(100%,720px); min-height: 500px; }
  .principle-grid, .product-grid, .features-grid, .integration-section, .faq-grid { grid-template-columns: 1fr; gap: 42px; }
  .principle-grid { padding-block: 60px; }
  .product-section { padding-block: 75px; }
  .product-copy h2 { max-width: 650px; }
  .evidence-heading { display: block; }
  .evidence-heading p { max-width: 650px; }
  .features-count { margin-top: 20px; }
  .features-section, .integration-section { padding-block: 75px; }
  .closing-inner { align-items: start; flex-direction: column; }
}

@media (max-width: 640px) {
  .wrap { width: calc(100% - 36px); }
  .brand-name { font-size: 22px; }
  .hero { padding-block: 40px 59px; gap: 36px; }
  .publisher { margin-bottom: 20px; font-size: 11px; }
  .hero h1 { font-size: clamp(37px, 10.2vw, 48px); }
  .hero-lead { font-size: 17px; }
  .hero-actions { align-items: stretch; }
  .hero-actions .button { width: 100%; }
  .hero-points { display: grid; gap: 9px; margin-top: 25px; }
  .stage { min-height: 0; }
  .stage-top { padding-inline: 17px; }
  .stage-live { font-size: 0; }
  .stage-live i { font-size: initial; }
  .stage-body { padding: 22px 18px; }
  .stage-heading h2 { font-size: 24px; }
  .stage-heading p { font-size: 11px; }
  .stage-proof { padding: 12px; }
  .stage-bottom { padding-inline: 18px; }
  .stage-bottom small { display: none; }
  .principle-list > div { grid-template-columns: 29px 1fr; gap: 6px 12px; }
  .principle-list p { grid-column: 2; }
  .modes-section { padding-block: 70px; }
  .section-heading { display: block; }
  .heading-index { display: block; margin-top: 14px; }
  .mode-result { display: block; }
  .mode-result > * { display: block; margin: 3px 0; }
  .evidence-section { padding-block: 75px; }
  .evidence-illustration { grid-template-columns: 1fr; gap: 35px; padding: 27px 24px; }
  .evidence-sheet { padding: 19px; box-shadow: 8px 9px 0 #d4e3dd; }
  .evidence-items > div { padding-block: 16px; }
  .evidence-items span { top: 15px; }
  .feature-group ul { grid-template-columns: 1fr; }
  .integration-flow { padding-inline: 17px; }
  .faq-section { padding-block: 70px; }
  .footer { align-items: start; flex-direction: column; padding-block: 28px; gap: 11px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}

/* R2 — shared navigation, editorial pages, shop and workspace prototype. */
.nav-group { position: relative; }
.nav-group summary { list-style: none; display: flex; align-items: center; gap: 7px; font-size: 14px; font-weight: 700; color: #314a50; cursor: pointer; padding: 10px 2px; }
.nav-group summary::-webkit-details-marker { display: none; }
.nav-group summary span { color: var(--signal); font-size: 17px; line-height: 1; transition: transform .18s ease; }
.nav-group[open] summary span { transform: rotate(180deg); }
.nav-menu { position: absolute; top: 42px; left: -18px; width: 246px; display: grid; padding: 9px; background: white; border: 1px solid var(--line); border-radius: 10px; box-shadow: 0 22px 40px rgba(13,49,53,.14); }
.main-nav .nav-menu a { white-space: normal; display: block; padding: 10px 12px; line-height: 1.25; border-radius: 5px; }
.main-nav .nav-menu a:hover { background: #edf7f3; }
.main-nav .nav-shop { padding: 10px 2px; }
.mobile-nav nav strong { margin: 13px 10px 3px; color: #65817d; letter-spacing: .1em; font-size: 10px; text-transform: uppercase; }
.mobile-nav nav strong:first-of-type { margin-top: 2px; }

.footer-full { display: block; min-height: 0; padding: 0; border-top: 1px solid var(--line); background: #edf3f0; }
.footer-main { display: grid; grid-template-columns: 1.35fr .7fr .7fr 1fr; gap: clamp(30px,5vw,80px); padding-block: 68px 65px; align-items: start; }
.footer-main > div:first-child p { margin-top: 24px; max-width: 300px; font-size: 14px; line-height: 1.55; }
.footer-main nav { display: grid; gap: 11px; }
.footer-main strong { font-size: 13px; color: var(--deep); margin-bottom: 7px; }
.footer-main nav a { font-size: 13px; color: #4e6667; }
.footer-main nav a:hover, .footer-contact:hover { color: var(--signal); }
.footer-contact { display: flex; justify-content: space-between; gap: 15px; border-bottom: 1px solid #92b7ae; padding: 12px 0; font-size: 14px; font-weight: 800; color: var(--deep); }
.footer-main small { display: block; margin-top: 18px; color: #788b8a; font-size: 11px; }
.footer-bottom { border-top: 1px solid #d8e6df; min-height: 55px; display: flex; justify-content: space-between; align-items: center; gap: 20px; color: #69817d; font-size: 11px; }

.breadcrumb { display: flex; gap: 11px; align-items: center; font-size: 12px; font-weight: 700; color: #75918b; margin-bottom: 26px; }
.breadcrumb a:hover { color: var(--signal); }
.breadcrumb span:last-child { color: var(--deep); }
.eyebrow { display: block; margin-bottom: 17px; font-size: 11px; font-weight: 900; color: var(--signal); letter-spacing: .17em; text-transform: uppercase; }
.inner-hero { display: grid; grid-template-columns: minmax(0,.93fr) minmax(0,1.07fr); align-items: center; gap: clamp(36px,6vw,96px); padding-block: 66px 78px; }
.inner-hero-copy h1, .shop-intro h1, .dashboard-intro h1 { font-size: clamp(38px,4.3vw,58px); line-height: 1.06; letter-spacing: -.055em; max-width: 710px; margin-bottom: 23px; }
.inner-hero-copy > p, .shop-intro > p, .dashboard-intro > p { color: #4d6768; font-size: clamp(17px,1.5vw,20px); line-height: 1.58; max-width: 630px; margin-bottom: 30px; }
.topic-visual { min-height: 410px; border-radius: 17px; background: #dfefea; border: 1px solid #cfe2d9; position: relative; display: grid; place-items: center; overflow: hidden; padding: 35px; }
.topic-visual::before { content: ''; position: absolute; width: 440px; height: 440px; right: -170px; top: -190px; border-radius: 50%; border: 1px solid rgba(23,141,121,.22); box-shadow: 0 0 0 60px rgba(255,255,255,.16), 0 0 0 120px rgba(255,255,255,.10); }
.topic-visual-caption { position: absolute; bottom: 17px; left: 25px; right: 25px; font-size: 11px; font-weight: 750; color: #42645e; text-align: center; }
.topic-document, .topic-message, .topic-archive { position: relative; z-index: 1; width: min(100%,365px); background: white; border-radius: 10px; padding: 27px; border: 1px solid #d5e8dd; box-shadow: 0 25px 50px rgba(10,68,62,.13); }
.topic-document > span, .topic-message > span, .topic-archive > span { display: block; color: var(--signal); letter-spacing: .14em; font-size: 10px; font-weight: 900; margin-bottom: 20px; }
.topic-document b, .topic-message strong { font-size: 25px; line-height: 1.15; letter-spacing: -.04em; display: block; }
.topic-document small { color: #8aa8a0; font-size: 10px; }
.topic-line { height: 9px; background: #e4efea; border-radius: 4px; margin-top: 18px; }
.topic-line.short { width: 64%; margin-top: 9px; }
.topic-track { display: flex; justify-content: space-between; position: relative; margin-block: 33px 20px; }
.topic-track::before { content: ''; position: absolute; left: 5px; right: 5px; top: 5px; height: 2px; background: #80c5ad; }
.topic-track i { position: relative; width: 12px; height: 12px; background: var(--signal); border-radius: 50%; box-shadow: 0 0 0 5px #e2f5ec; }
.topic-message p { color: #67807e; font-size: 13px; margin: 12px 0 24px; }
.topic-ack-action { padding: 12px; border-radius: 5px; background: var(--signal); color: white; font-weight: 800; font-size: 13px; display: flex; justify-content: space-between; }
.topic-visual--ack { background: #e1eee5; }
.topic-visual--code { background: #e6eef1; }
.topic-code { display: flex; gap: 7px; }
.topic-code i { width: 40px; height: 48px; background: #eef5f3; border: 1px solid #d2e7e0; display: grid; place-items: center; font-style: normal; font-weight: 850; border-radius: 5px; }
.topic-visual--identity { background: #e6efe7; }
.identity-ring { width: 150px; height: 150px; border: 18px solid #c6e8d9; border-radius: 50%; display: grid; place-items: center; margin-bottom: 38px; background: #f4fbf7; }
.identity-ring span { color: var(--signal); font-size: 60px; }
.topic-identity-list { position: absolute; bottom: 51px; left: 50%; width: min(310px,80%); transform: translateX(-50%); display: grid; gap: 6px; }
.topic-identity-list div { background: white; border: 1px solid #d7e9dd; border-radius: 5px; font-size: 12px; font-weight: 750; padding: 8px 12px; }
.topic-identity-list b { color: var(--signal); margin-right: 10px; }
.topic-archive { max-width: 345px; }
.topic-archive > div { display: flex; align-items: center; gap: 12px; border-top: 1px solid #e3efea; padding: 15px 0; }
.topic-archive > div b { width: 32px; height: 32px; border-radius: 5px; display: grid; place-items: center; background: #e4f6ed; color: var(--signal); }
.topic-archive strong { font-size: 13px; flex: 1; }
.topic-archive small { font-size: 10px; color: #8ba49d; }
.topic-integration { position: relative; display: flex; align-items: center; gap: 12px; width: 100%; justify-content: center; }
.topic-integration span { display: grid; place-items: center; text-align: center; max-width: 125px; min-height: 90px; padding: 12px; background: white; border: 1px solid #d3e5d9; border-radius: 9px; font-size: 12px; font-weight: 800; box-shadow: 0 12px 25px rgba(16,87,74,.08); }
.topic-integration i { color: var(--signal); font-size: 22px; font-style: normal; }
.topic-visual--screen { padding: 24px; display: block; background: #deebe5; }
.topic-screen-bar { position: relative; background: #f8faf9; border: 1px solid #ceded6; border-bottom: 0; border-radius: 7px 7px 0 0; padding: 9px 15px; font-size: 11px; color: #617974; text-align: center; }
.topic-screen-bar span { position: absolute; left: 12px; display: flex; gap: 4px; top: 14px; }
.topic-screen-bar i { display: block; width: 6px; height: 6px; background: #9db3aa; border-radius: 50%; }
.topic-visual--screen img { border: 1px solid #ceded6; border-radius: 0 0 7px 7px; width: 100%; height: auto; object-fit: contain; position: relative; }

.topic-content { display: grid; grid-template-columns: minmax(0,1.35fr) minmax(270px,.65fr); gap: 12%; padding-block: 40px 95px; }
.topic-detail { display: grid; grid-template-columns: 55px 1fr; gap: 20px; border-top: 1px solid var(--line); padding-block: 28px 36px; }
.topic-detail-index { font-weight: 850; color: var(--signal); font-size: 13px; padding-top: 6px; }
.topic-detail h2 { font-size: clamp(24px,2.2vw,32px); margin-bottom: 10px; }
.topic-detail p, .topic-detail li { color: #526b6e; line-height: 1.65; }
.topic-detail p { font-size: 16px; }
.topic-detail ul { margin: 15px 0 0; padding-left: 20px; }
.topic-detail li { margin-bottom: 7px; }
.topic-aside { align-self: start; position: sticky; top: 110px; background: #e8f1ec; border-left: 3px solid var(--signal); padding: 24px 28px; }
.topic-aside span { color: var(--signal); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; font-weight: 850; }
.topic-aside p { margin: 16px 0 22px; color: #4b6865; font-size: 14px; }
.topic-aside a { display: flex; justify-content: space-between; gap: 10px; border-top: 1px solid #caddd1; padding-top: 15px; color: var(--deep); font-weight: 800; font-size: 13px; }
.topic-faq { margin-top: 15px; }
.topic-faq h2 { font-size: 26px; }
.topic-faq details { border-bottom: 1px solid var(--line); }
.topic-faq summary { cursor: pointer; padding: 17px 0; font-weight: 750; }
.topic-faq p { color: #5b7171; padding-bottom: 15px; }
.related { border-top: 1px solid var(--line); padding-block: 34px 70px; }
.related > span { color: var(--signal); font-size: 11px; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
.related > div { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 10px; margin-top: 17px; }
.related a { min-height: 80px; background: white; border: 1px solid var(--line); border-radius: 6px; padding: 15px; display: flex; align-items: center; justify-content: space-between; gap: 13px; font-size: 14px; font-weight: 750; }
.related a:hover { border-color: #8fc9b9; color: var(--signal); }
.related b { color: var(--signal); }
.contact-panel { background: var(--deep); color: white; padding: clamp(25px,4vw,48px); border-radius: 14px; max-width: 510px; }
.contact-panel span { letter-spacing: .15em; color: #a7ddcc; font-size: 11px; font-weight: 800; }
.contact-panel h2 { font-size: 30px; line-height: 1.14; margin: 45px 0 17px; }
.contact-panel p { color: #c8ded7; font-size: 14px; }
.contact-panel a { font-weight: 800; display: block; border-top: 1px solid #61817a; margin-top: 34px; padding-top: 16px; color: #cdf7e5; }
.how-steps { padding-block: 25px 85px; }
.how-steps ol { list-style: none; padding: 0; display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 18px; margin: 35px 0 0; }
.how-steps li { background: white; border: 1px solid var(--line); border-top: 3px solid var(--signal); padding: 26px; }
.how-steps li > span { color: var(--signal); font-size: 12px; font-weight: 850; }
.how-steps h3 { margin: 25px 0 8px; font-size: 23px; }
.how-steps li p { color: #5b7070; font-size: 14px; margin: 0; }
.demo-workspace { padding-block: 20px 90px; }
.demo-chooser { display: flex; flex-wrap: wrap; gap: 8px; border-bottom: 1px solid var(--line); padding-bottom: 20px; }
.demo-chooser button { border: 1px solid #bfd3c9; background: white; color: var(--deep); padding: 11px 14px; border-radius: 6px; font-weight: 750; cursor: pointer; font-size: 13px; }
.demo-chooser button[aria-pressed="true"] { background: var(--deep); border-color: var(--deep); color: white; }
.demo-output { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 18px; margin-top: 22px; }
.demo-output > div { background: white; border: 1px solid var(--line); border-radius: 8px; min-height: 170px; padding: 26px; }
.demo-output span { color: var(--signal); font-size: 11px; font-weight: 850; letter-spacing: .13em; text-transform: uppercase; }
.demo-output p { font-size: 24px; font-weight: 750; line-height: 1.25; letter-spacing: -.03em; margin: 22px 0 0; }
.footnote { color: #78908b; font-size: 12px; margin-top: 18px; }

.shop-intro { padding-block: 64px 45px; }
.shop-intro h1 { max-width: 800px; }
.shop-layout { display: grid; grid-template-columns: minmax(0,1fr) minmax(300px,.65fr); gap: 24px; align-items: stretch; padding-bottom: 90px; }
.shop-plan { background: white; border: 1px solid #bfd9cc; border-radius: 12px; overflow: hidden; box-shadow: 0 18px 40px rgba(20,85,69,.06); }
.shop-plan-top { padding: 30px 36px 25px; background: var(--deep); color: white; }
.shop-plan-top span { color: #a7decf; font-size: 10px; font-weight: 850; letter-spacing: .15em; }
.shop-plan-top strong { display: block; font-size: clamp(27px,2.6vw,38px); letter-spacing: -.05em; margin: 15px 0 5px; }
.shop-plan-top p { color: #c3ded7; font-size: 14px; margin: 0; }
.shop-plan ul { list-style: none; padding: 24px 36px 0; margin: 0; }
.shop-plan li { border-bottom: 1px solid #e2ede8; padding: 12px 0 12px 26px; position: relative; font-size: 14px; }
.shop-plan li::before { content: '✓'; position: absolute; left: 0; color: var(--signal); font-weight: 900; }
.shop-plan-bottom { padding: 21px 36px 35px; }
.shop-plan-bottom p { color: #6a7c79; font-size: 12px; }
.shop-aside { background: #eaf2ed; border: 1px solid #d9e8dc; border-radius: 12px; padding: 34px; }
.shop-aside > span { color: var(--signal); letter-spacing: .1em; text-transform: uppercase; font-size: 11px; font-weight: 850; }
.shop-aside h2 { font-size: 31px; line-height: 1.16; margin: 31px 0 15px; }
.shop-aside p { color: #53706b; font-size: 15px; }
.shop-aside a { display: flex; justify-content: space-between; border-top: 1px solid #c9ded0; padding-top: 15px; margin-top: 20px; font-size: 14px; font-weight: 800; color: var(--deep); }
.shop-future { background: #e9eeeb; border-block: 1px solid #dce5df; }
.shop-future-inner { padding-block: 65px; display: grid; grid-template-columns: minmax(0,1fr) minmax(0,.85fr); align-items: center; gap: 55px; }
.shop-future h2 { font-size: clamp(30px,3vw,42px); margin-bottom: 16px; }
.shop-future p { color: #5d706a; max-width: 630px; }
.shop-future a { font-weight: 800; color: var(--signal); font-size: 14px; border-bottom: 1px solid var(--signal); padding-bottom: 4px; }
.shop-future-graphic { display: flex; align-items: center; justify-content: center; gap: 10px; filter: grayscale(.25); opacity: .62; }
.shop-future-graphic div { min-width: 110px; min-height: 110px; border: 1px solid #b9cec0; background: #f6faf7; border-radius: 8px; display: grid; align-content: center; padding: 16px; gap: 12px; }
.shop-future-graphic span { color: var(--signal); font-size: 11px; font-weight: 850; }
.shop-future-graphic b { font-size: 14px; }
.shop-future-graphic i { font-style: normal; color: var(--signal); }

.dashboard-intro { padding-block: 65px 52px; }
.dashboard-intro h1 { max-width: 770px; }
.dashboard-frame { display: grid; grid-template-columns: 220px minmax(0,1fr); padding: 0; background: #f9fbfa; border: 1px solid #ccdcd2; border-radius: 12px; overflow: hidden; min-height: 600px; box-shadow: 0 27px 70px rgba(15,59,53,.1); }
.dashboard-rail { padding: 24px 13px; background: var(--deepest); color: white; display: flex; flex-direction: column; }
.dashboard-rail-brand { display: flex; align-items: center; gap: 8px; padding: 0 10px; }
.dashboard-rail-brand .brand-icon { background: #e1f7eb; width: 28px; height: 28px; }
.dashboard-rail-brand .brand-icon i { background: var(--deep); width: 2px; height: 10px; }
.dashboard-rail-brand .brand-icon i:nth-child(2) { height: 16px; background: var(--signal); }
.dashboard-rail-brand b { font-size: 18px; letter-spacing: -.05em; }
.dashboard-rail-brand b span { color: #83d8be; }
.dashboard-rail-small { color: #a6c7be; font-size: 9px; letter-spacing: .06em; padding: 26px 10px 12px; }
.dashboard-rail nav { display: grid; gap: 5px; }
.dashboard-rail nav span { padding: 10px; border-radius: 5px; color: #bbd8cf; font-size: 12px; font-weight: 650; }
.dashboard-rail nav .active { background: #255e58; color: white; }
.dashboard-rail-foot { margin-top: auto; border-top: 1px solid #35615a; padding: 18px 10px 0; color: #90b7aa; letter-spacing: .1em; font-size: 9px; }
.dashboard-main { padding: clamp(25px,3vw,42px); min-width: 0; }
.dashboard-head { display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.dashboard-head small { color: var(--signal); font-size: 10px; font-weight: 850; letter-spacing: .1em; }
.dashboard-head h2 { font-size: 29px; margin: 4px 0 0; }
.dashboard-head > span, .dashboard-activity-top span { color: #748e85; font-size: 11px; }
.dashboard-kpis { display: grid; grid-template-columns: repeat(4,minmax(0,1fr)); gap: 10px; margin-block: 30px; }
.dashboard-kpis > div { background: white; border: 1px solid #dfeae2; border-radius: 7px; padding: 16px; }
.dashboard-kpis span, .dashboard-kpis small { display: block; color: #6e837c; font-size: 11px; line-height: 1.3; }
.dashboard-kpis strong { display: block; font-size: 28px; margin-block: 11px 5px; }
.dashboard-kpis small { color: #9cb0a6; font-size: 9px; }
.dashboard-activity { background: white; border: 1px solid #dfeae2; border-radius: 8px; overflow: hidden; }
.dashboard-activity-top { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 22px; }
.dashboard-activity h3 { margin: 0; font-size: 19px; }
.dashboard-table-wrap { overflow-x: auto; }
.dashboard-activity table { width: 100%; min-width: 600px; border-collapse: collapse; text-align: left; font-size: 11px; }
.dashboard-activity th { color: #82978f; font-weight: 700; background: #f4f8f5; }
.dashboard-activity td, .dashboard-activity th { padding: 14px 20px; border-top: 1px solid #e6eee8; }
.dashboard-activity td:first-child { font-weight: 800; }
.dashboard-row-icon { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 4px; color: var(--signal); background: #e4f6eb; margin-right: 10px; }
.dashboard-status { color: var(--signal); font-weight: 800; }
.dashboard-bottom { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 14px; }
.dashboard-bottom > div { border-left: 2px solid var(--signal); background: #edf5ef; padding: 17px 19px; }
.dashboard-bottom b { font-size: 12px; }
.dashboard-bottom p { font-size: 11px; color: #6b8278; margin: 7px 0 0; }
.dashboard-caption { padding-block: 18px 80px; font-size: 12px; color: #81938d; }

@media (max-width: 1100px) {
  .footer-main { grid-template-columns: 1.2fr 1fr 1fr; }
  .footer-main > div:last-child { grid-column: 1/-1; }
  .inner-hero { gap: 38px; }
  .topic-content { gap: 6%; }
  .dashboard-kpis { grid-template-columns: repeat(2,minmax(0,1fr)); }
}
@media (max-width: 900px) {
  .mobile-nav nav { max-height: calc(100vh - 85px); overflow-y: auto; min-width: 270px; }
  .inner-hero { grid-template-columns: 1fr; padding-block: 46px 55px; }
  .inner-hero-copy h1 { max-width: 800px; }
  .topic-visual { width: min(100%,650px); }
  .topic-content { grid-template-columns: 1fr; padding-block: 10px 60px; }
  .topic-aside { position: static; }
  .how-steps ol { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .shop-layout, .shop-future-inner { grid-template-columns: 1fr; }
  .shop-aside { max-width: none; }
  .dashboard-frame { grid-template-columns: 165px minmax(0,1fr); }
}
@media (max-width: 640px) {
  .footer-main { grid-template-columns: 1fr 1fr; gap: 30px 15px; padding-block: 40px; }
  .footer-main > div:first-child, .footer-main > div:last-child { grid-column: 1/-1; }
  .footer-bottom { display: grid; padding-block: 18px; }
  .inner-hero-copy h1, .shop-intro h1, .dashboard-intro h1 { font-size: clamp(35px,9vw,46px); }
  .topic-visual { min-height: 340px; padding: 18px; }
  .topic-visual--screen { min-height: 0; padding: 13px; }
  .topic-content { gap: 28px; }
  .topic-detail { grid-template-columns: 32px 1fr; gap: 10px; }
  .related > div, .demo-output, .dashboard-bottom { grid-template-columns: 1fr; }
  .contact-panel h2 { margin-top: 30px; }
  .how-steps ol { grid-template-columns: 1fr; }
  .shop-intro, .dashboard-intro { padding-top: 43px; }
  .shop-plan-top, .shop-plan ul, .shop-plan-bottom { padding-left: 23px; padding-right: 23px; }
  .shop-future-graphic div { min-width: 85px; padding: 11px; }
  .shop-future-graphic { gap: 5px; }
  .dashboard-frame { display: block; }
  .dashboard-rail { display: none; }
  .dashboard-main { padding: 17px; }
  .dashboard-kpis { gap: 7px; }
  .dashboard-kpis > div { padding: 12px; }
}

/* R4 — commercial direction: restrained editorial type, precise product surfaces. */
:root {
  --paper: #f7f8f4;
  --ink: #102823;
  --deep: #123f36;
  --deepest: #0a2927;
  --muted: #536b66;
  --line: #d6e4dc;
  --signal: #087e64;
  --signal-soft: #e4f3eb;
  --sand: #d2a467;
  --display: "Segoe UI Variable Display", "Segoe UI", Arial, sans-serif;
  --body: "Segoe UI Variable Text", "Segoe UI", Arial, sans-serif;
}
body { background: var(--paper); }
.wrap { width: min(1360px, calc(100% - 80px)); }
.utility { background: #0e342f; color: #d8e9df; font-size: 11px; font-weight: 650; letter-spacing: .045em; }
.utility .wrap { display: flex; justify-content: space-between; align-items: center; min-height: 30px; gap: 20px; }
.utility span:last-child { color: #add9c8; }
.masthead { background: rgba(255,255,255,.97); border-bottom-color: #dce7df; }
.masthead-inner { min-height: 75px; }
.brand-icon { border-radius: 6px; transform: none; }
.brand-name { font-size: 25px; letter-spacing: -.06em; }
.nav-contact { background: var(--signal); border-radius: 5px; box-shadow: 0 8px 18px rgba(4,104,80,.12); }
.nav-contact:hover { background: #075f4f; }
.nav-shop { color: var(--deepest) !important; border-bottom: 2px solid var(--sand); padding-block: 6px; }
.hero { padding-block: 74px 82px; gap: clamp(35px,5vw,80px); grid-template-columns: minmax(0,.88fr) minmax(0,1.12fr); }
.publisher { text-transform: uppercase; font-size: 11px; letter-spacing: .18em; color: #47675f; margin-bottom: 27px; }
.publisher span { width: 4px; height: 4px; }
.hero h1 { font-size: clamp(43px,4.1vw,58px); line-height: 1.04; letter-spacing: -.055em; font-weight: 760; max-width: 640px; }
.hero h1 em { display: block; color: var(--signal); font: italic 500 .91em/1.12 Georgia, "Times New Roman", serif; letter-spacing: -.055em; margin-top: 7px; }
.hero-lead { font-size: clamp(17px,1.32vw,19px); color: #435b57; max-width: 530px; }
.button, .nav-contact { min-height: 51px; border-radius: 5px; }
.button-primary { background: var(--signal); box-shadow: 0 9px 22px rgba(0,101,76,.14); }
.button-primary:hover { background: #065e4e; }
.button-quiet { border-color: #b9cec2; background: #fff; }
.hero-points { margin-top: 34px; max-width: 550px; row-gap: 9px; }
.hero-points li { font-size: 12px; color: #526a64; }
.stage { border-radius: 8px; background: linear-gradient(149deg,#133f36 0%,#0a2a28 68%,#0c3832 100%); box-shadow: 22px 24px 0 #dfece3, 0 22px 45px rgba(18,54,45,.16); min-height: 545px; }
.stage::before { width: 350px; height: 350px; top: -230px; right: -150px; box-shadow: 0 0 0 52px rgba(188,231,218,.03),0 0 0 104px rgba(188,231,218,.02); }
.stage-heading h2 { font-size: 26px; }
.stage-proof { border-radius: 5px; }
.stage-file { border-radius: 4px; }
.principle { background: #e8f1e9; }
.principle-grid { padding-block: 78px; }
.section-heading h2, .product-copy h2, .evidence-heading h2, .features-grid h2, .integration-copy h2, .faq-grid h2, .closing h2 { font-size: clamp(31px,3vw,42px); }
.modes-section { padding-block: 96px; }
.mode-table-scroll, .evidence-illustration, .shop-plan, .shop-aside { border-radius: 6px; }
.mode-table thead { background: #e4eee7; }
.product-section { background: var(--deepest); }
.product-grid { grid-template-columns: minmax(0,.64fr) minmax(0,1.36fr); gap: 5%; }
.product-image img { border-radius: 0 0 5px 5px; }
.screen-tabs { flex-wrap: wrap; }
.screen-expand { margin-left: auto; border: 1px solid #729589 !important; border-radius: 4px; padding: 7px 10px !important; color: #e5f6ec !important; font-size: 12px !important; }
.screen-expand:hover { background: #285b4d !important; }
.product-image img.is-compose { aspect-ratio: 2.4 / 1; object-fit: cover; object-position: center top; }
.screen-dialog { border: 0; border-radius: 7px; background: #f7faf8; padding: 17px; width: min(96vw, 1700px); max-height: 94vh; box-shadow: 0 25px 75px rgba(0,20,15,.35); }
.screen-dialog::backdrop { background: rgba(2,20,17,.78); }
.screen-dialog > button { display: block; margin: 0 0 13px auto; border: 0; background: var(--deep); color: white; border-radius: 4px; padding: 9px 15px; cursor: pointer; }
.screen-dialog img { display: block; width: 100%; height: auto; max-height: calc(94vh - 85px); object-fit: contain; background: white; }
.evidence-illustration { background: #e6f0e7; }
.features-section { background: #fff; }
.offer-band { background: #0a332e; color: #f7fcf7; border-block: 1px solid #1d5145; }
.offer-band-grid { padding-block: 85px; display: grid; grid-template-columns: minmax(0,1.1fr) minmax(0,.9fr); gap: 11%; align-items: center; }
.offer-kicker { display: block; color: #9ad9bb; font-size: 11px; font-weight: 800; letter-spacing: .18em; margin-bottom: 21px; }
.offer-band h2 { font-size: clamp(32px,3.35vw,46px); max-width: 630px; line-height: 1.12; margin-bottom: 20px; }
.offer-band p { color: #c2ded0; font-size: 16px; line-height: 1.65; max-width: 625px; margin-bottom: 30px; }
.offer-band .button-light { background: #f5f9f1; color: #123d34; }
.offer-band ul { list-style: none; padding: 0; margin: 0; border-top: 1px solid #47796b; }
.offer-band li { display: flex; gap: 24px; align-items: baseline; padding: 25px 0; border-bottom: 1px solid #47796b; }
.offer-band li span { color: #99d4b8; font-size: 12px; letter-spacing: .12em; }
.offer-band li strong { font-size: 18px; font-weight: 650; }
.inner-hero { padding-block: 76px 86px; }
.inner-hero-copy h1, .shop-intro h1, .dashboard-intro h1 { font-size: clamp(37px,3.55vw,52px); max-width: 690px; line-height: 1.08; }
.inner-hero-copy > p, .shop-intro > p, .dashboard-intro > p { font-size: clamp(16px,1.35vw,18px); }
.topic-visual { border-radius: 6px; background: linear-gradient(145deg,#e6f2e9,#dcece4); }
.topic-visual::before { box-shadow: none; }
.topic-document, .topic-message, .topic-archive, .topic-integration span { border-radius: 5px; }
.topic-aside { background: #e5f0e8; }
.outcome-section { background: #e8f1e9; border-block: 1px solid #d3e4d8; }
.outcome-grid { display: grid; grid-template-columns: minmax(0,1.05fr) minmax(0,.95fr); gap: 10%; padding-block: 75px; align-items: center; }
.outcome-kicker { display: block; color: var(--signal); font-size: 11px; letter-spacing: .16em; font-weight: 800; margin-bottom: 18px; }
.outcome-grid h2 { font-size: clamp(30px,3vw,42px); line-height: 1.14; max-width: 560px; margin-bottom: 18px; }
.outcome-grid p { color: #4a6558; line-height: 1.7; max-width: 570px; margin-bottom: 24px; }
.outcome-grid a { display: inline-flex; align-items: center; gap: 20px; border-bottom: 1px solid var(--signal); color: var(--signal); font-size: 14px; font-weight: 800; padding-bottom: 5px; }
.outcome-grid ol { list-style: none; margin: 0; padding: 0; border-top: 1px solid #b7d2c1; }
.outcome-grid li { display: flex; gap: 24px; align-items: baseline; border-bottom: 1px solid #b7d2c1; padding: 23px 0; }
.outcome-grid li span { color: var(--signal); font-size: 12px; font-weight: 750; }
.outcome-grid li strong { font-weight: 650; font-size: 17px; }
.contact-brief { background: #e8f1e9; border-block: 1px solid #d3e4d8; }
.contact-brief-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10%; padding-block: 74px; }
.contact-brief h2 { font-size: clamp(30px,3vw,42px); max-width: 560px; line-height: 1.14; }
.contact-brief p { color: #526c60; max-width: 520px; }
.contact-brief ol { list-style: none; padding: 0; margin: 0; border-top: 1px solid #b7d2c1; }
.contact-brief li { display: flex; gap: 22px; padding: 18px 0; border-bottom: 1px solid #b7d2c1; }
.contact-brief li > span { color: var(--signal); font-size: 12px; font-weight: 750; }
.contact-brief li strong { display: block; margin-bottom: 5px; }
.contact-brief li p { font-size: 14px; margin-bottom: 0; }
.shop-intro { padding-block: 75px 50px; }
.shop-plan-top { background: linear-gradient(120deg,#123f36,#0c2e2a); padding-block: 36px; }
.shop-plan-top strong { font-size: 42px; }
.shop-aside { background: #e7f0e8; }
.footer-full { background: #0b2a27; border-top: 0; color: #edf6ed; }
.footer-main { padding-block: 76px 68px; }
.footer-main > div:first-child p { color: #b6d1c7; }
.footer-main .brand-name { color: white; }
.footer-main strong { color: #f1f5ee; }
.footer-main nav a { color: #b3cbc2; }
.footer-contact { border-bottom-color: #557b70; color: #e5f4e9; }
.footer-publisher { display: inline-block; margin-top: 28px; font-size: 11px; color: #93bcb0; letter-spacing: .07em; }
.footer-bottom { color: #99b9ad; border-top-color: #355b50; }
@media (max-width: 900px) {
  .utility .wrap { min-height: 25px; }
  .utility span:last-child { display: none; }
  .hero { grid-template-columns: 1fr; padding-block: 52px 76px; }
  .hero h1 { max-width: 760px; }
  .stage { max-width: 680px; box-shadow: 13px 15px 0 #dfece3; }
  .inner-hero { padding-block: 50px 62px; }
  .product-grid { grid-template-columns: 1fr; }
  .offer-band-grid { grid-template-columns: 1fr; gap: 28px; }
  .outcome-grid { grid-template-columns: 1fr; gap: 22px; }
  .contact-brief-grid { grid-template-columns: 1fr; gap: 24px; }
}
@media (max-width: 640px) {
  .wrap { width: min(100% - 32px, 1360px); }
  .hero { padding-top: 43px; gap: 34px; }
  .hero h1 { font-size: clamp(37px,10vw,48px); }
  .hero-lead { font-size: 16px; }
  .hero-actions .button { width: 100%; justify-content: space-between; }
  .hero-points li { white-space: normal; }
  .stage { min-height: 475px; }
  .stage-body { padding: 21px; }
  .stage-top, .stage-bottom { padding-inline: 20px; }
  .inner-hero-copy h1, .shop-intro h1, .dashboard-intro h1 { font-size: clamp(34px,9vw,43px); }
  .footer-main { padding-block: 45px; }
  .offer-band-grid { padding-block: 58px; }
  .offer-band li { padding-block: 18px; }
  .outcome-grid { padding-block: 52px; }
  .contact-brief-grid { padding-block: 52px; }
}

/* R5 — restrained evidence-led identity. */
:root {
  --paper: #f5f8f7;
  --ink: #102e39;
  --deep: #123e4a;
  --deepest: #0c303a;
  --muted: #526b71;
  --line: #d6e3e1;
  --signal: #087d78;
  --signal-soft: #e3f1eb;
  --sand: #d9a86a;
  --display: "Avenir Next", "Segoe UI Variable Display", "Segoe UI", Arial, sans-serif;
  --body: "Avenir Next", "Segoe UI Variable Text", "Segoe UI", Arial, sans-serif;
}
body { background: var(--paper); }
p { max-width: 75ch; }
.utility { background: var(--deepest); }
.utility span:last-child { color: #bfd9d8; }
.masthead { background: rgba(255,255,255,.98); }
.brand-icon { background: var(--deep); }
.brand-name span { color: var(--signal); }
.nav-contact { background: var(--deep); box-shadow: none; }
.nav-contact:hover { background: #1d5764; }
.nav-shop { border-bottom-color: var(--sand); }
.publisher { text-transform: none; letter-spacing: 0; font-size: 13px; color: #4c666d; }
.hero { grid-template-columns: minmax(0,.92fr) minmax(0,1.08fr); }
.hero h1 { font-size: clamp(44px,4.3vw,63px); line-height: 1.06; letter-spacing: -.048em; font-weight: 760; }
.hero h1 span { display: block; color: inherit; font: inherit; letter-spacing: inherit; margin-top: 5px; }
.hero-lead { color: #405d64; }
.button-primary { background: var(--signal); box-shadow: none; }
.button-primary:hover { background: #076a66; }
.button-quiet { border-color: #aac8c6; }
.stage { background: var(--deepest); border-radius: 7px; box-shadow: 15px 17px 0 #deebea; }
.stage::before { display: none; }
.stage-top { border-bottom-color: rgba(236,251,249,.18); }
.stage-live i { background: #91cfbd; box-shadow: none; }
.stage-proof { background: #f7fbfa; box-shadow: 8px 8px 0 rgba(123,190,179,.16); }
.principle, .faq-section, .outcome-section, .contact-brief { background: #eaf2f1; }
.principle-list span, .heading-index, .outcome-kicker { color: var(--signal); }
.mode-table thead { background: #e9f1f0; }
.mode-table tbody tr:has(.is-selected) { background: #edf8f6; }
.product-section { background: var(--deepest); }
.offer-band { background: var(--deep); border-color: #2b5c65; }
.offer-band li, .offer-band ul { border-color: #507680; }
.offer-kicker, .offer-band li span { color: #bbdbd8; }
.evidence-illustration { background: #e6f0ef; }
.shop-intro { padding-bottom: 53px; }
.shop-plan { box-shadow: none; border-color: #bfd7d3; }
.shop-plan-top { background: var(--deep); }
.shop-aside { background: #e8f2f0; border-color: #d2e5e1; }
.shop-layout { padding-bottom: 55px; }
.shop-journeys { padding-block: 36px 100px; }
.shop-section-heading { display: flex; justify-content: space-between; align-items: end; gap: 44px; border-bottom: 1px solid #bfd3d0; padding-bottom: 25px; }
.shop-section-heading h2 { font-size: clamp(29px,3vw,42px); line-height: 1.12; max-width: 600px; margin: 0; }
.shop-section-heading p { color: var(--muted); font-size: 16px; max-width: 480px; margin: 0; }
.shop-journey-list { display: grid; grid-template-columns: repeat(5,minmax(0,1fr)); }
.shop-journey-list article { min-width: 0; padding: 26px 22px 5px; border-right: 1px solid #bfd3d0; display: flex; flex-direction: column; gap: 23px; }
.shop-journey-list article:first-child { padding-left: 0; }
.shop-journey-list article:last-child { border-right: 0; padding-right: 0; }
.shop-journey-list h3 { font-size: 20px; line-height: 1.22; margin-bottom: 12px; }
.shop-journey-list p { color: var(--muted); font-size: 13px; line-height: 1.6; margin: 0; }
.shop-journey-list a { display: inline-flex; justify-content: space-between; gap: 12px; align-items: end; border-top: 1px solid #c8dbd8; padding-top: 13px; margin-top: auto; font-size: 12px; line-height: 1.4; font-weight: 750; color: var(--signal); }
.shop-journey-list a:hover { color: var(--deepest); }
.shop-terms { background: var(--deepest); color: #f4fbfa; }
.shop-terms-grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: 11%; padding-block: 75px; }
.shop-terms h2 { font-size: clamp(29px,3vw,42px); line-height: 1.13; max-width: 520px; }
.shop-terms p { color: #bed4d5; font-size: 16px; line-height: 1.7; }
.shop-terms ul { list-style: none; padding: 0; margin: 0; border-top: 1px solid #426773; }
.shop-terms li { display: grid; grid-template-columns: minmax(120px,.45fr) 1fr; gap: 25px; border-bottom: 1px solid #426773; padding: 20px 0; }
.shop-terms strong { font-size: 14px; }
.shop-terms li span { color: #c0d6d8; font-size: 14px; }
.shop-future { background: #edf2f1; }
.footer-full { background: #0c303a; }
@media (max-width: 1100px) {
  .shop-journey-list { grid-template-columns: repeat(3,minmax(0,1fr)); row-gap: 20px; }
  .shop-journey-list article:nth-child(3) { border-right: 0; }
  .shop-journey-list article:nth-child(4) { padding-left: 0; }
}
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .shop-section-heading, .shop-terms-grid { display: block; }
  .shop-section-heading p { margin-top: 18px; }
  .shop-terms ul { margin-top: 30px; }
}
@media (max-width: 640px) {
  .hero h1 { font-size: clamp(37px,10vw,48px); }
  .stage { box-shadow: 8px 9px 0 #deebea; }
  .shop-journeys { padding-block: 20px 62px; }
  .shop-journey-list { display: block; }
  .shop-journey-list article, .shop-journey-list article:first-child, .shop-journey-list article:nth-child(4), .shop-journey-list article:last-child { padding: 23px 0; border-right: 0; border-bottom: 1px solid #bfd3d0; gap: 18px; }
  .shop-journey-list h3 { font-size: 19px; }
  .shop-journey-list p { font-size: 14px; }
  .shop-journey-list a { justify-content: start; font-size: 13px; }
  .shop-terms-grid { padding-block: 58px; }
  .shop-terms li { display: block; }
  .shop-terms li span { display: block; margin-top: 6px; }
}

/* Commerce is disclosed only when the administered offer is available. */
.shop-commerce { background: #f8fbfa; border-block: 1px solid var(--line); }
.shop-commerce-grid { display: grid; grid-template-columns: minmax(0,.7fr) minmax(0,1.3fr); gap: 10%; align-items: start; padding-block: 85px; }
.shop-commerce h2 { font-size: clamp(29px,3vw,42px); line-height: 1.14; max-width: 510px; }
.shop-commerce-grid > div:first-child > p { color: var(--muted); font-size: 16px; line-height: 1.7; }
.shop-commerce-panel { border-left: 3px solid var(--sand); padding: 4px 0 4px 31px; }
.shop-commerce-panel [hidden] { display: none !important; }
.shop-commerce-panel [data-commerce-fallback] > p { color: var(--muted); max-width: 450px; line-height: 1.65; margin: 0 0 22px; }
.shop-commerce-panel .button-quiet { background: #fff; }
.shop-commerce-facts { margin: 0 0 26px; border-top: 1px solid #ccddda; }
.shop-commerce-facts > div { display: grid; grid-template-columns: minmax(100px,.34fr) 1fr; gap: 20px; border-bottom: 1px solid #ccddda; padding: 15px 0; }
.shop-commerce-facts dt { color: var(--muted); font-size: 13px; }
.shop-commerce-facts dd { margin: 0; font-size: 15px; font-weight: 650; }
.shop-commerce-facts dd strong { font-size: 26px; line-height: 1; letter-spacing: -.035em; }
.shop-commerce-facts dd span { display: inline-block; margin-left: 8px; color: var(--muted); font-size: 13px; font-weight: 500; }
.shop-commerce form { display: grid; grid-template-columns: minmax(0,1fr); gap: 9px; align-items: start; }
.shop-commerce form > label { font-size: 14px; font-weight: 750; }
.shop-commerce input[type="email"] { min-width: 0; height: 51px; border: 1px solid #a9c6c2; border-radius: 5px; padding: 10px 15px; color: var(--ink); background: white; }
.shop-commerce input[type="email"]::placeholder { color: #728c8c; }
.shop-commerce input:focus-visible { outline: 3px solid var(--signal); outline-offset: 2px; }
.shop-commerce-consent { display: flex; align-items: flex-start; gap: 11px; margin: 9px 0 5px; }
.shop-commerce-consent input[type="checkbox"] { flex: 0 0 auto; width: 19px; height: 19px; margin: 2px 0 0; accent-color: var(--signal); }
.shop-commerce-consent label { font-size: 14px; font-weight: 500; line-height: 1.5; }
.shop-commerce-consent a { color: var(--signal); text-decoration: underline; text-underline-offset: 3px; }
.shop-commerce-consent a:focus-visible { outline: 3px solid var(--signal); outline-offset: 3px; }
.shop-commerce form > button { justify-self: start; }
.shop-commerce-note { margin: 17px 0 0; font-size: 12px; color: var(--muted); }
.purchase-confirmation { padding-block: 78px 110px; }
.purchase-confirmation-inner { display: grid; grid-template-columns: minmax(0,1.3fr) minmax(280px,.7fr); gap: 10%; align-items: start; }
.purchase-confirmation h1 { font-size: clamp(37px,4vw,56px); line-height: 1.08; max-width: 720px; }
.purchase-confirmation-inner > div > p { color: var(--muted); font-size: 17px; line-height: 1.7; max-width: 650px; }
.purchase-confirmation .hero-actions { margin-top: 32px; }
.purchase-confirmation aside { background: #e8f2f0; border-left: 3px solid var(--signal); padding: 28px; }
.purchase-confirmation aside strong { display: block; font-size: 19px; margin-bottom: 20px; }
.purchase-confirmation aside ol { padding-left: 22px; margin: 0; }
.purchase-confirmation aside li { color: #3f5e63; padding: 0 0 18px 6px; line-height: 1.5; }
.purchase-confirmation aside li:last-child { padding-bottom: 0; }
@media (max-width: 900px) {
  .shop-commerce-grid, .purchase-confirmation-inner { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 640px) {
  .shop-commerce-grid { padding-block: 58px; }
  .shop-commerce-panel { padding-left: 19px; }
  .shop-commerce form > label { display: block; }
  .shop-commerce input[type="email"], .shop-commerce form > button { width: 100%; }
  .shop-commerce form > button { margin-top: 8px; }
  .purchase-confirmation { padding-block: 50px 70px; }
  .purchase-confirmation-inner > div > p { font-size: 16px; }
}

/* Public product visuals: MailCerty concepts, never legacy screenshots. */
.product-concept { margin: 0; min-width: 0; background: #f7fbfa; color: var(--ink); border: 1px solid #b5d1ce; border-radius: 7px; overflow: hidden; box-shadow: 14px 17px 0 rgba(143,190,183,.17); }
.concept-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 15px; min-height: 55px; padding: 10px 19px; border-bottom: 1px solid #ccddda; }
.concept-toolbar > span { display: inline-flex; align-items: center; }
.concept-toolbar .brand-icon { width: 26px; height: 26px; }
.concept-toolbar .brand-name { font-size: 18px; }
.concept-toolbar b { color: #42636a; font-size: 11px; font-weight: 750; }
.concept-workspace { display: grid; grid-template-columns: minmax(145px,.28fr) minmax(0,.72fr); min-height: 425px; }
.concept-rail { background: #e6f0ef; border-right: 1px solid #ccddda; padding: 28px 17px; display: grid; align-content: start; gap: 11px; }
.concept-rail strong { font-size: 13px; margin-bottom: 18px; }
.concept-rail span { border-radius: 4px; color: #46666a; font-size: 12px; padding: 9px 11px; }
.concept-rail span:first-of-type { background: white; color: var(--deep); font-weight: 750; }
.concept-main { padding: 31px; }
.concept-heading small { color: var(--signal); font-size: 11px; font-weight: 750; }
.concept-heading h3 { font-size: 29px; margin: 4px 0; }
.concept-heading p { color: var(--muted); font-size: 12px; margin-bottom: 23px; }
.concept-record { display: flex; align-items: center; gap: 14px; border: 1px solid #ccddda; background: white; border-radius: 5px; padding: 13px; }
.concept-record-icon { flex: none; display: grid; place-items: center; width: 36px; height: 36px; border-radius: 5px; background: #dff1ec; color: var(--signal); font-size: 19px; }
.concept-record div { flex: 1; min-width: 0; }
.concept-record strong, .concept-record small { display: block; }
.concept-record strong { font-size: 13px; }
.concept-record small { color: var(--muted); font-size: 11px; }
.concept-record b { color: var(--signal); font-size: 11px; text-align: right; }
.concept-timeline { list-style: none; display: grid; gap: 0; padding: 15px 0 8px 16px; margin: 0; }
.concept-timeline li { position: relative; padding: 10px 0 10px 26px; border-left: 1px solid #a1c8c3; color: #416066; font-size: 12px; }
.concept-timeline li:last-child { border-left-color: transparent; }
.concept-timeline li span { position: absolute; width: 11px; height: 11px; border-radius: 50%; background: var(--signal); left: -6px; top: 14px; }
.concept-timeline .concept-pending { color: #6d8487; }
.concept-timeline .concept-pending span { background: white; border: 2px solid #9bb2b2; }
.concept-summary { border-top: 1px solid #d5e4e0; padding-top: 12px; color: var(--muted); font-size: 12px; }
.product-concept figcaption { padding: 11px 19px; border-top: 1px solid #ccddda; color: #526b71; font-size: 11px; }
.topic-visual--concept { display: block; padding: 25px; background: #e6f0ef; }
.topic-visual--concept::before { display: none; }
.topic-concept-head { display: flex; align-items: center; justify-content: space-between; gap: 20px; color: var(--deep); border-bottom: 1px solid #bcd4ce; padding-bottom: 14px; }
.topic-concept-head strong { font-size: 20px; letter-spacing: -.04em; }
.topic-concept-head small { color: #50726c; font-size: 11px; }
.topic-concept-flow { height: 285px; display: flex; justify-content: center; align-items: center; gap: 12px; }
.topic-concept-flow > div { display: grid; align-content: center; gap: 5px; width: 120px; min-height: 145px; padding: 14px; background: white; border: 1px solid #cbdeda; border-radius: 5px; box-shadow: 6px 7px 0 rgba(122,173,165,.1); }
.topic-concept-flow > div span { color: var(--signal); font-size: 28px; }
.topic-concept-flow > div strong { font-size: 13px; }
.topic-concept-flow > div small { color: var(--muted); font-size: 11px; line-height: 1.3; }
.topic-concept-flow > i { color: var(--signal); font-size: 19px; font-style: normal; }
@media (max-width: 1100px) {
  .concept-workspace { grid-template-columns: minmax(110px,.25fr) minmax(0,.75fr); }
  .concept-main { padding: 22px; }
  .concept-record b { display: none; }
}
@media (max-width: 640px) {
  .product-concept { box-shadow: 7px 8px 0 rgba(143,190,183,.17); }
  .concept-workspace { display: block; min-height: 0; }
  .concept-rail { display: none; }
  .concept-main { padding: 23px 17px; }
  .concept-toolbar { padding-inline: 16px; }
  .topic-visual--concept { padding: 17px; min-height: 340px; }
  .topic-concept-flow { height: 245px; gap: 5px; }
  .topic-concept-flow > div { width: 93px; min-height: 126px; padding: 9px; }
  .topic-concept-flow > div strong { font-size: 11px; }
  .topic-concept-flow > div small { font-size: 10px; }
  .topic-concept-flow > i { font-size: 12px; }
}