/* ==========================================================================
   Toner.com homepage mockup — styles
   Mobile-first. No frameworks. Typeface: Plus Jakarta Sans (Google Fonts). AMP-friendly (no !important,
   single stylesheet; inline it as <style amp-custom> for an AMP build).
   ========================================================================== */

/* ---------- Design tokens ---------- */
:root {
  /* Brand: derived from the Toner.com logo (CMY dots) + site theme colour #3498DB */
  --c-cyan: #00a0dc;
  --c-magenta: #e3007d;
  --c-yellow: #ffd200;
  --c-key: #1d2433;

  --color-bg: #f6f8fb;
  --color-surface: #ffffff;
  --color-surface-2: #eef3f8;
  --color-text: #101828;
  --color-text-muted: #4b5a70;
  --color-border: #dbe3ec;
  --color-border-strong: #c3cfdc;
  --color-primary: #0b63a8;        /* AA on white: 6.3:1 */
  --color-primary-hover: #084f87;
  --color-primary-soft: #e3f0fa;
  --color-on-primary: #ffffff;
  --color-accent: #ffc928;         /* action accent (PromoToner CTA) */
  --color-accent-hover: #ffb800;
  --color-on-accent: #1a1300;
  --color-focus: #0b63a8;
  --color-img-well: #ffffff;
  --color-promo-bg: #0f2742;
  --color-promo-text: #e9f1fa;
  --color-hero-bg: linear-gradient(180deg, #e8f3fb 0%, #f6f8fb 100%);

  --font-sans: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "Cascadia Mono", Consolas, "Liberation Mono", monospace;

  --fs-xs: 0.8125rem;
  --fs-sm: 0.9375rem;
  --fs-md: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: clamp(1.25rem, 1.1rem + 0.6vw, 1.5rem);
  --fs-2xl: clamp(1.5rem, 1.25rem + 1vw, 2rem);
  --fs-3xl: clamp(1.875rem, 1.35rem + 2.4vw, 3.125rem);

  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.5rem;
  --sp-6: 2rem;
  --sp-7: 3rem;
  --sp-8: clamp(2.75rem, 2rem + 3vw, 4.5rem);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-pill: 999px;

  --border: 1px solid var(--color-border);
  --shadow-sm: 0 1px 2px rgba(16, 24, 40, 0.06);
  --shadow-md: 0 6px 20px rgba(16, 24, 40, 0.08);
  --shadow-search: 0 10px 30px rgba(11, 99, 168, 0.12);

  --container: 1200px;
  --header-h: 64px;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --color-bg: #0b1220;
  --color-surface: #111a2b;
  --color-surface-2: #0f1828;
  --color-text: #e7edf5;
  --color-text-muted: #a3b2c6;
  --color-border: #22314a;
  --color-border-strong: #2f4262;
  --color-primary: #62b4f2;
  --color-primary-hover: #8cc9f7;
  --color-primary-soft: #13304d;
  --color-on-primary: #06192b;
  --color-accent: #ffcf3f;
  --color-accent-hover: #ffdb6b;
  --color-on-accent: #1a1300;
  --color-focus: #8cc9f7;
  --color-img-well: #f3f6f9;
  --color-promo-bg: #13304d;
  --color-promo-text: #e9f1fa;
  --color-hero-bg: linear-gradient(180deg, #0f1c31 0%, #0b1220 100%);
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-search: 0 10px 30px rgba(0, 0, 0, 0.45);
  color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-md);
  line-height: 1.55;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3 { line-height: 1.2; margin: 0; letter-spacing: -0.01em; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; }
ul { list-style: none; }
a { color: var(--color-primary); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--color-primary-hover); }
button { font: inherit; color: inherit; }
kbd { font-family: var(--font-mono); font-size: 0.85em; padding: 0 0.35em; border: var(--border); border-radius: 4px; background: var(--color-surface-2); }
.mono { font-family: var(--font-mono); font-size: 0.95em; }

:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 2px; border-radius: 4px; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link {
  position: absolute; left: var(--sp-4); top: -100px; z-index: 100;
  background: var(--color-primary); color: var(--color-on-primary);
  padding: var(--sp-2) var(--sp-4); border-radius: var(--radius-sm); font-weight: 600;
}
.skip-link:focus { top: var(--sp-3); color: var(--color-on-primary); }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: var(--sp-4); }
@media (min-width: 768px) { .container { padding-inline: var(--sp-5); } }

/* CMYK hairline — the subtle printing-industry signature */
.cmyk-rule {
  height: 3px;
  background: linear-gradient(90deg,
    var(--c-cyan) 0 25%, var(--c-magenta) 25% 50%, var(--c-yellow) 50% 75%, var(--c-key) 75% 100%);
}
:root[data-theme="dark"] .cmyk-rule { background: linear-gradient(90deg,
    var(--c-cyan) 0 25%, var(--c-magenta) 25% 50%, var(--c-yellow) 50% 75%, #5b6b85 75% 100%); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--sp-2);
  min-height: 44px; padding: 0 var(--sp-5);
  border: 1px solid transparent; border-radius: var(--radius-md);
  font-weight: 600; font-size: var(--fs-sm); text-decoration: none; cursor: pointer;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease;
  white-space: nowrap;
}
.btn-sm { min-height: 38px; padding: 0 var(--sp-4); font-size: var(--fs-xs); }
.btn-lg { min-height: 52px; padding: 0 var(--sp-6); font-size: var(--fs-md); }
.btn-primary { background: var(--color-primary); color: var(--color-on-primary); }
.btn-primary:hover { background: var(--color-primary-hover); color: var(--color-on-primary); }
.btn-secondary { background: var(--color-primary-soft); color: var(--color-primary); }
.btn-secondary:hover { background: var(--color-primary); color: var(--color-on-primary); }
.btn-outline { border-color: var(--color-border-strong); color: var(--color-text); background: transparent; }
.btn-outline:hover { border-color: var(--color-primary); color: var(--color-primary); }
.btn-accent { background: var(--color-accent); color: var(--color-on-accent); }
.btn-accent:hover { background: var(--color-accent-hover); color: var(--color-on-accent); }
.btn:active { transform: translateY(1px); }

.icon-btn {
  display: inline-grid; place-items: center; width: 44px; height: 44px;
  border: 1px solid transparent; border-radius: var(--radius-md); background: transparent; cursor: pointer;
  color: var(--color-text);
}
.icon-btn:hover { background: var(--color-surface-2); border-color: var(--color-border); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--color-surface);
  border-bottom: var(--border);
}
.header-inner { display: flex; align-items: center; gap: var(--sp-4); min-height: var(--header-h); }
.brand { display: inline-flex; align-items: center; flex-shrink: 0; }
.brand .logo { width: auto; height: 40px; }
.logo-dark { display: none; }
:root[data-theme="dark"] .logo-light { display: none; }
:root[data-theme="dark"] .logo-dark { display: block; }

.header-actions { margin-left: auto; display: flex; align-items: center; gap: var(--sp-1); }
.nav-promo { display: none; }

.theme-toggle .i-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .i-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .i-moon { display: none; }

.menu-toggle .m-close { display: none; }
.menu-toggle[aria-expanded="true"] .m-close { display: block; }
.menu-toggle[aria-expanded="true"] .m-open { display: none; }

/* Mobile nav panel */
.primary-nav {
  display: none;
  position: absolute; left: 0; right: 0; top: 100%;
  background: var(--color-surface); border-bottom: var(--border); box-shadow: var(--shadow-md);
}
.primary-nav.is-open { display: block; }
.primary-nav ul { padding: var(--sp-2) var(--sp-4) var(--sp-4); }
.primary-nav a {
  display: flex; align-items: center; min-height: 48px; padding: 0 var(--sp-3);
  color: var(--color-text); text-decoration: none; font-weight: 600; border-radius: var(--radius-sm);
}
.primary-nav a:hover { background: var(--color-surface-2); color: var(--color-primary); }
.nav-promo-mobile { border-top: var(--border); margin-top: var(--sp-2); padding-top: var(--sp-2); }
.nav-promo-mobile a { color: var(--color-primary); }

@media (min-width: 900px) {
  .menu-toggle { display: none; }
  .nav-promo { display: inline-flex; }
  .primary-nav { display: block; position: static; background: none; border: 0; box-shadow: none; margin-left: auto; }
  .header-actions { margin-left: var(--sp-3); padding-left: var(--sp-3); border-left: 1px solid var(--color-border); }
  .primary-nav ul { display: flex; gap: var(--sp-1); padding: 0; }
  .primary-nav a { min-height: 40px; font-size: var(--fs-sm); font-weight: 500; color: var(--color-text-muted); white-space: nowrap; }
  .primary-nav a:hover { color: var(--color-text); }
  .nav-promo-mobile { display: none; }
}

/* ---------- Hero / Search ---------- */
.hero { background: var(--color-hero-bg); padding: var(--sp-7) 0 var(--sp-7); position: relative; }
.hero-deco { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.hero-deco::before, .hero-deco::after { /* soft CMY halftone dots, decorative only */
  content: ""; position: absolute; width: 360px; height: 360px; border-radius: 50%;
  background-image: radial-gradient(currentColor 1.6px, transparent 1.8px);
  background-size: 14px 14px; opacity: .14; pointer-events: none;
  -webkit-mask-image: radial-gradient(circle, #000 30%, transparent 70%);
  mask-image: radial-gradient(circle, #000 30%, transparent 70%);
}
.hero-deco::before { color: var(--c-cyan); top: -120px; left: -120px; }
.hero-deco::after { color: var(--c-magenta); bottom: -160px; right: -100px; }
.hero-inner { position: relative; z-index: 1; max-width: 860px; text-align: center; }
.eyebrow {
  display: inline-block; font-size: var(--fs-xs); font-weight: 600; text-transform: uppercase; letter-spacing: .08em;
  color: var(--color-primary); margin-bottom: var(--sp-3);
}
.hero h1 { font-size: var(--fs-3xl); font-weight: 800; letter-spacing: -0.02em; }
.hero-lead { margin: var(--sp-3) auto 0; max-width: 620px; color: var(--color-text-muted); font-size: var(--fs-lg); }

.search-box { position: relative; }
.search { margin: var(--sp-6) auto 0; max-width: 760px; text-align: left; }
.search-field {
  display: flex; align-items: center; gap: var(--sp-2);
  background: var(--color-surface); border: 2px solid var(--color-border-strong);
  border-radius: var(--radius-lg); padding: 6px; padding-left: var(--sp-4);
  box-shadow: var(--shadow-search);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.search-field:focus-within { border-color: var(--color-primary); box-shadow: var(--shadow-search), 0 0 0 4px var(--color-primary-soft); }
.search-icon { flex-shrink: 0; color: var(--color-text-muted); }
.search input {
  flex: 1; min-width: 0; height: 48px; border: 0; outline: 0; background: transparent;
  font: inherit; font-size: var(--fs-lg); color: var(--color-text);
}
.search input::placeholder { color: var(--color-text-muted); opacity: .85; }
.search input::-webkit-search-cancel-button { display: none; }
.search input:focus-visible { outline: none; }
.search-clear { width: 36px; height: 36px; border: 0; border-radius: 50%; background: transparent; color: var(--color-text-muted); cursor: pointer; display: grid; place-items: center; }
.search-clear:hover { background: var(--color-surface-2); color: var(--color-text); }
.search-clear[hidden] { display: none; }
.search-submit { min-height: 48px; padding: 0 var(--sp-5); border-radius: var(--radius-md); }
@media (max-width: 479px) {
  .search-field { flex-wrap: wrap; padding: 6px; padding-left: var(--sp-3); }
  .search input { font-size: var(--fs-md); }
  .search-submit { flex: 1 0 100%; }
  .search-icon { width: 20px; }
}

.search-panel {
  position: absolute; left: 0; right: 0; top: calc(100% + 6px); z-index: 20;
  background: var(--color-surface); border: var(--border); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md); overflow: hidden;
}
.search-panel[hidden] { display: none; }
#search-results { max-height: min(60vh, 420px); overflow-y: auto; padding: var(--sp-2); }
.sr-group { padding: var(--sp-2) var(--sp-3) var(--sp-1); font-size: var(--fs-xs); font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--color-text-muted); }
.sr-option {
  display: flex; align-items: center; gap: var(--sp-3);
  padding: var(--sp-2) var(--sp-3); border-radius: var(--radius-sm); cursor: pointer; min-height: 44px;
}
.sr-option[aria-selected="true"] { background: var(--color-primary-soft); }
.sr-type {
  flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center;
  font-size: 12px; font-weight: 700; color: #fff;
}
.sr-type.t-b { background: var(--c-cyan); }
.sr-type.t-m { background: var(--c-magenta); }
.sr-type.t-c, .sr-type.t-s { background: #c49a00; }
.sr-text { min-width: 0; flex: 1; }
.sr-name { display: block; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sr-sub { display: block; font-size: var(--fs-xs); color: var(--color-text-muted); }
.sr-name mark { background: none; color: var(--color-primary); font-weight: 800; }
.sr-id { font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--color-text-muted); flex-shrink: 0; }
.sr-all { border-top: var(--border); margin-top: var(--sp-1); border-radius: 0 0 var(--radius-sm) var(--radius-sm); }
.sr-all .sr-name { color: var(--color-primary); }
.sr-empty { padding: var(--sp-4); color: var(--color-text-muted); font-size: var(--fs-sm); }
.search-panel-foot { padding: var(--sp-2) var(--sp-4); font-size: var(--fs-xs); color: var(--color-text-muted); background: var(--color-surface-2); border-top: var(--border); }

.search-msg { min-height: 1.4em; margin-top: var(--sp-2); font-size: var(--fs-sm); color: var(--color-magenta-text, #b0005f); text-align: center; }
:root[data-theme="dark"] .search-msg { color: #ff7ab8; }

.quick-searches { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: var(--sp-2); margin-top: var(--sp-2); }
.qs-label { font-size: var(--fs-sm); color: var(--color-text-muted); font-weight: 600; }
.quick-searches ul { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--sp-2); }
.chip {
  min-height: 36px; padding: 0 var(--sp-3); border-radius: var(--radius-pill);
  border: var(--border); background: var(--color-surface); color: var(--color-text);
  font-size: var(--fs-xs); font-weight: 600; cursor: pointer;
}
.chip:hover { border-color: var(--color-primary); color: var(--color-primary); }
@media (pointer: coarse) { .chip { min-height: 44px; } }

.hero-paths { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--sp-2) var(--sp-5); margin-top: var(--sp-5); font-size: var(--fs-sm); color: var(--color-text-muted); }
@media (max-width: 479px) { .hero-paths { display: none; } }
.hero-paths li { display: inline-flex; align-items: center; gap: var(--sp-2); }
.hero-paths strong { color: var(--color-text); font-weight: 600; }

/* ---------- Sections ---------- */
.section { padding: var(--sp-8) 0; }
.section-alt { background: var(--color-surface); border-block: var(--border); }
.section-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: var(--sp-3) var(--sp-5); margin-bottom: var(--sp-5); }
.section h2 { font-size: var(--fs-2xl); font-weight: 750; }
.section-sub { margin-top: var(--sp-1); color: var(--color-text-muted); }
.link-arrow { font-weight: 600; text-decoration: none; white-space: nowrap; }
.link-arrow:hover { text-decoration: underline; }
.link-arrow span { display: inline-block; transition: transform .15s ease; }
.link-arrow:hover span { transform: translateX(3px); }
.link-muted { color: var(--color-text-muted); font-size: var(--fs-sm); }

/* Stretched link pattern: whole card is clickable, one link in the tab order */
.stretched::after { content: ""; position: absolute; inset: 0; border-radius: inherit; }

/* ---------- Brand grid ---------- */
.brand-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-3); }
@media (min-width: 600px) { .brand-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
@media (min-width: 900px) { .brand-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (min-width: 1200px) { .brand-grid { grid-template-columns: repeat(6, minmax(0, 1fr)); } }
.brand-card {
  display: flex; flex-direction: column; background: var(--color-surface); border: var(--border);
  border-radius: var(--radius-md); overflow: hidden; transition: border-color .15s ease, box-shadow .15s ease;
}
.brand-card:hover, .brand-card:focus-within { border-color: var(--color-primary); box-shadow: var(--shadow-sm); }
.brand-main { display: flex; flex-direction: column; align-items: center; gap: var(--sp-2); padding: var(--sp-4) var(--sp-3) var(--sp-3); text-decoration: none; color: var(--color-text); }
.brand-logo {
  display: grid; place-items: center; width: 100%; height: 64px; background: var(--color-img-well);
  border-radius: var(--radius-sm);
}
.brand-logo { height: 76px; }
.brand-logo img { width: auto; height: calc(56px / sqrt(var(--ar, 3))); max-width: 84%; object-fit: contain; }
@supports not (height: calc(1px * sqrt(4))) { .brand-logo img { height: auto; max-height: 40px; } }
.brand-name { font-weight: 700; font-size: var(--fs-sm); }
.brand-main:hover .brand-name { color: var(--color-primary); }
.brand-links { display: flex; border-top: var(--border); margin-top: auto; }
.brand-links a {
  flex: 1; text-align: center; padding: var(--sp-2) 0; min-height: 40px; display: grid; place-items: center;
  font-size: var(--fs-xs); font-weight: 600; text-decoration: none; color: var(--color-text-muted);
}
.brand-links a + a { border-left: var(--border); }
.brand-links a:hover { color: var(--color-primary); background: var(--color-primary-soft); }

/* ---------- Cartridge cards ---------- */
.card-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr)); gap: var(--sp-4); }
.item-card {
  position: relative; display: flex; flex-direction: row; gap: var(--sp-3); padding: var(--sp-3);
  background: var(--color-surface); border: var(--border); border-radius: var(--radius-md);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.section-alt .item-card { background: var(--color-bg); }
.item-card:hover, .item-card:focus-within { border-color: var(--color-primary); box-shadow: var(--shadow-sm); }
.item-media {
  flex: 0 0 96px; height: 96px; background: var(--color-img-well); border-radius: var(--radius-sm);
  display: grid; place-items: center; overflow: hidden;
}
.item-media img { width: 100%; height: 100%; object-fit: contain; }
.item-body { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.item-meta { display: flex; flex-wrap: wrap; align-items: center; gap: var(--sp-2); font-size: var(--fs-xs); color: var(--color-text-muted); font-weight: 600; }
.tag { display: inline-block; padding: 1px 8px; border-radius: var(--radius-pill); background: var(--color-primary-soft); color: var(--color-primary); font-weight: 600; }
.item-title { font-size: var(--fs-sm); font-weight: 650; margin-top: var(--sp-1); line-height: 1.35; }
.item-title a, .model-title a, .res-card h3 a { color: var(--color-text); text-decoration: none; }
.item-card:hover .item-title a, .model-card:hover .model-title a, .res-card:hover h3 a { color: var(--color-primary); }
.item-id { margin-top: var(--sp-1); font-family: var(--font-mono); font-size: var(--fs-xs); color: var(--color-text); font-weight: 600; letter-spacing: .02em; }
.item-cta { margin-top: auto; padding-top: var(--sp-2); font-size: var(--fs-xs); font-weight: 600; color: var(--color-primary); }
@media (min-width: 600px) {
  .item-card { flex-direction: column; padding: var(--sp-4); }
  .item-media { flex: none; width: 100%; height: 150px; }
}

/* ---------- Model cards ---------- */
.model-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-3); }
@media (min-width: 768px) { .model-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--sp-4); } }
.model-card {
  position: relative; display: flex; flex-direction: column; gap: var(--sp-3); padding: var(--sp-3);
  background: var(--color-surface); border: var(--border); border-radius: var(--radius-md);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.model-card:hover, .model-card:focus-within { border-color: var(--color-primary); box-shadow: var(--shadow-sm); }
.model-media { aspect-ratio: 4 / 3; background: var(--color-img-well); border-radius: var(--radius-sm); display: grid; place-items: center; overflow: hidden; }
.model-media img { width: 100%; height: 100%; object-fit: contain; }
.model-title { font-size: var(--fs-sm); font-weight: 650; margin-top: 2px; line-height: 1.35; }

/* ---------- Cartridge discovery ---------- */
.discover { display: grid; gap: var(--sp-6); }
@media (min-width: 900px) { .discover { grid-template-columns: 1.6fr 1fr; align-items: start; } }
.link-chips { display: flex; flex-wrap: wrap; gap: var(--sp-2); margin-top: var(--sp-4); }
.link-chips a {
  display: inline-flex; align-items: center; min-height: 40px; padding: 0 var(--sp-4);
  border: var(--border); border-radius: var(--radius-pill); background: var(--color-bg);
  color: var(--color-text); text-decoration: none; font-weight: 600; font-size: var(--fs-sm);
}
.link-chips a:hover { border-color: var(--color-primary); color: var(--color-primary); }
.link-chips .chip-all { border-style: dashed; color: var(--color-primary); }
.howto { background: var(--color-bg); border: var(--border); border-radius: var(--radius-lg); padding: var(--sp-5); }
.howto h3 { font-size: var(--fs-lg); }

/* ---------- About ---------- */
.about { display: grid; gap: var(--sp-6); align-items: center; }
@media (min-width: 900px) { .about { grid-template-columns: 1.1fr 1fr; gap: var(--sp-7); } }
.about-media img { width: 100%; border-radius: var(--radius-lg); aspect-ratio: 825 / 315; object-fit: cover; }
.about-copy p { margin-top: var(--sp-3); color: var(--color-text-muted); font-size: var(--fs-lg); }
.checks { margin-top: var(--sp-4); display: grid; gap: var(--sp-2); }
.checks li { position: relative; padding-left: 28px; }
.checks li::before {
  content: ""; position: absolute; left: 0; top: .3em; width: 18px; height: 18px; border-radius: 50%;
  background: var(--color-primary-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%230b63a8' stroke-width='3' stroke-linecap='round' stroke-linejoin='round' d='m6 12 4 4 8-8'/%3E%3C/svg%3E") center / 12px no-repeat;
}
.about-links { display: flex; flex-wrap: wrap; gap: var(--sp-2) var(--sp-5); align-items: baseline; }

/* ---------- PromoToner ---------- */
.promo-wrap { padding-bottom: var(--sp-8); }
.promo {
  position: relative; overflow: hidden; display: grid; gap: var(--sp-5); align-items: center;
  background: var(--color-promo-bg); color: var(--color-promo-text);
  border-radius: var(--radius-lg); padding: var(--sp-6) var(--sp-5);
}
@media (min-width: 768px) { .promo { grid-template-columns: 1fr auto; padding: var(--sp-7) var(--sp-7); } }
.promo-kicker { font-size: var(--fs-xs); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--color-accent); }
.promo h2 { font-size: var(--fs-2xl); font-weight: 750; margin-top: var(--sp-1); color: #fff; }
.promo-copy p:last-child { margin-top: var(--sp-2); opacity: .9; font-size: var(--fs-lg); }
.promo-action { position: relative; z-index: 1; display: grid; gap: var(--sp-2); justify-items: start; }
@media (min-width: 768px) { .promo-action { justify-items: end; } }
.promo-note { font-size: var(--fs-xs); opacity: .75; }
.promo .btn-accent:focus-visible { outline-color: #fff; }
.promo-dots { position: absolute; right: -30px; top: -30px; display: flex; gap: 10px; opacity: .22; pointer-events: none; }
.promo-dots span { width: 90px; height: 90px; border-radius: 50%; }
.promo-dots span:nth-child(1) { background: var(--c-cyan); }
.promo-dots span:nth-child(2) { background: var(--c-magenta); margin-top: 40px; }
.promo-dots span:nth-child(3) { background: var(--c-yellow); }
.promo-dots span:nth-child(4) { display: none; }
@media (max-width: 767px) { .promo-dots { top: auto; bottom: -50px; } }

/* ---------- Resources ---------- */
.res-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); gap: var(--sp-4); }
.res-card {
  position: relative; padding: var(--sp-5); background: var(--color-surface); border: var(--border);
  border-radius: var(--radius-md); transition: border-color .15s ease;
}
.res-card:hover, .res-card:focus-within { border-color: var(--color-primary); }
.res-card h3 { font-size: var(--fs-md); margin-top: var(--sp-3); }
.res-card p { margin-top: var(--sp-1); color: var(--color-text-muted); font-size: var(--fs-sm); }
.res-icon { width: 36px; height: 36px; border-radius: var(--radius-sm); display: grid; place-items: center; font-weight: 800; color: #fff; }
.res-icon.c { background: var(--c-cyan); } .res-icon.m { background: var(--c-magenta); } .res-icon.y { background: #c49a00; }
.res-icon.k { background: var(--color-surface-2); color: var(--color-text-muted); border: 1px dashed var(--color-border-strong); }

/* ---------- Footer ---------- */
.site-footer { background: var(--color-surface); border-top: var(--border); font-size: var(--fs-sm); }
.site-footer .cmyk-rule { height: 2px; }
.footer-grid { display: grid; gap: var(--sp-6); padding-block: var(--sp-7) var(--sp-6); grid-template-columns: repeat(2, minmax(0, 1fr)); }
.footer-about { grid-column: 1 / -1; max-width: 360px; }
@media (min-width: 900px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } .footer-about { grid-column: auto; } }
.footer-about .logo { height: 36px; width: auto; }
.footer-about p { margin-top: var(--sp-3); color: var(--color-text-muted); }
.footer-promo { display: inline-block; margin-top: var(--sp-3); font-weight: 600; }
.footer-h { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: .08em; color: var(--color-text-muted); margin-bottom: var(--sp-3); }
.site-footer nav ul { display: grid; gap: var(--sp-1); }
.site-footer nav a { color: var(--color-text); text-decoration: none; display: inline-block; padding: 4px 0; }
.site-footer nav a:hover { color: var(--color-primary); text-decoration: underline; }
.footer-base { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--sp-2); padding-block: var(--sp-4); border-top: var(--border); color: var(--color-text-muted); font-size: var(--fs-xs); }

/* ---------- Icons (Lucide) ---------- */
.icon { width: 24px; height: 24px; flex-shrink: 0; }
.hp-icon { color: var(--color-primary); flex-shrink: 0; }
.res-icon .icon { width: 20px; height: 20px; }
.howto-list { margin: var(--sp-4) 0; display: grid; gap: var(--sp-3); }
.howto-list li { display: flex; align-items: flex-start; gap: var(--sp-3); color: var(--color-text-muted); font-size: var(--fs-sm); }
.howto-list strong { color: var(--color-text); }
.howto-icon { width: 36px; height: 36px; padding: 7px; border-radius: 50%; background: var(--color-primary-soft); color: var(--color-primary); flex-shrink: 0; }

/* ---------- Toast (placeholder links) ---------- */
.toast {
  position: fixed; left: 50%; bottom: var(--sp-5); transform: translateX(-50%); z-index: 60;
  max-width: calc(100% - 2rem); background: var(--color-text); color: var(--color-bg);
  padding: var(--sp-3) var(--sp-4); border-radius: var(--radius-md); box-shadow: var(--shadow-md); font-size: var(--fs-sm);
}
.toast[hidden] { display: none; }

/* ---------- Motion preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition-duration: 0.01ms; animation-duration: 0.01ms; scroll-behavior: auto; }
}
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }

/* ---------- Forced colours (Windows high contrast) ---------- */
@media (forced-colors: active) {
  .brand-card, .item-card, .model-card, .res-card, .search-field { border: 1px solid CanvasText; }
  .sr-option[aria-selected="true"] { outline: 2px solid Highlight; }
}

/* Footer credit */
.credit a { color: var(--color-text); font-weight: 700; text-decoration: none; }
.credit a:hover { color: var(--color-primary); text-decoration: underline; }

/* ==========================================================================
   Logo gradient layer (cyan → magenta → yellow from the Toner.com logo)
   White text/icons only sit on the deeper cyan → magenta stops (AA).
   ========================================================================== */
:root {
  --grad: linear-gradient(90deg, #00a0dc 0%, #e3007d 55%, #ffd200 100%);
  --grad-deep: linear-gradient(135deg, #0079b8 0%, #8a2bb8 55%, #c2005d 100%);
  --grad-soft: linear-gradient(135deg, #e3f5fc 0%, #fbe5f0 55%, #fff6cf 100%);
}
:root[data-theme="dark"] { --grad-soft: linear-gradient(135deg, #0d2a3a 0%, #34122a 55%, #3a3010 100%); }

/* Header / footer rule: smooth gradient instead of solid blocks */
.cmyk-rule, :root[data-theme="dark"] .cmyk-rule { background: var(--grad); }

/* Search button */
.search-submit.btn-primary { background: var(--grad-deep); color: #fff; }
.search-submit.btn-primary:hover { background: var(--grad-deep); filter: brightness(1.08); color: #fff; }

/* Hero hint icons */
.hero-paths li:nth-child(1) .hp-icon { color: #0079b8; }
.hero-paths li:nth-child(2) .hp-icon { color: #8a2bb8; }
.hero-paths li:nth-child(3) .hp-icon { color: #c2005d; }
:root[data-theme="dark"] .hero-paths li:nth-child(1) .hp-icon { color: #5fd0f7; }
:root[data-theme="dark"] .hero-paths li:nth-child(2) .hp-icon { color: #c58cff; }
:root[data-theme="dark"] .hero-paths li:nth-child(3) .hp-icon { color: #ff6fb0; }

/* "Not sure which cartridge" icons */
.howto-icon { background: var(--grad-soft); color: var(--color-text); }

/* Card hover: gradient border */
.brand-card:hover, .brand-card:focus-within,
.item-card:hover, .item-card:focus-within,
.model-card:hover, .model-card:focus-within,
.res-card:hover, .res-card:focus-within {
  border-color: transparent;
  background: linear-gradient(var(--color-surface), var(--color-surface)) padding-box, var(--grad) border-box;
}
.section-alt .item-card:hover, .section-alt .item-card:focus-within { background: linear-gradient(var(--color-bg), var(--color-bg)) padding-box, var(--grad) border-box; }

/* Guides & resources: title + three cards on one row */
.res-row { display: grid; gap: var(--sp-5); }
.res-head h2 { font-size: var(--fs-2xl); font-weight: 750; }
.res-row .res-grid { grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr)); }
@media (min-width: 1100px) {
  .res-row { grid-template-columns: minmax(260px, 1.15fr) 3fr; align-items: center; gap: var(--sp-6); }
  .res-row .res-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
.res-card { position: relative; overflow: hidden; }
.res-card::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 3px; background: var(--grad); }
.res-icon.c, .res-icon.m, .res-icon.y { color: #fff; }
.res-icon.c { background: linear-gradient(135deg, #00a0dc, #0079b8); }
.res-icon.m { background: linear-gradient(135deg, #8a2bb8, #c2005d); }
.res-icon.y { background: linear-gradient(135deg, #c2005d, #e06a00); }

/* Header: last mobile menu item */
.primary-nav li:last-child a { margin-bottom: 0; }

/* ---------- Footer refinements ---------- */
/* Divider aligned with the content edge (not the container padding) */
.footer-base { border-top: 0; position: relative; }
.footer-base::before { content: ""; position: absolute; top: 0; left: var(--sp-4); right: var(--sp-4); height: 1px; background: var(--color-border); }
@media (min-width: 768px) { .footer-base::before { left: var(--sp-5); right: var(--sp-5); } }
/* Tap-friendly PromoToner link */
.footer-promo { padding: 6px 0; }
/* Link groups: 2 cols on phones (Toner.com group spans and splits into 2 cols), 3 cols from 600px */
.footer-grid nav:last-of-type { grid-column: 1 / -1; }
.footer-grid nav:last-of-type ul { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--sp-6); }
@media (min-width: 600px) {
  .footer-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .footer-grid nav:last-of-type { grid-column: auto; }
  .footer-grid nav:last-of-type ul { grid-template-columns: 1fr; }
}
@media (min-width: 900px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }

/* ---------- SurplusInk (sell surplus) partner card ---------- */
.si {
  display: grid; gap: var(--sp-4); align-items: center; margin-top: var(--sp-4);
  padding: var(--sp-5); border: 2px solid transparent; border-radius: var(--radius-lg);
  background: linear-gradient(var(--color-surface), var(--color-surface)) padding-box,
              linear-gradient(90deg, var(--c-cyan), var(--c-magenta) 55%, var(--c-yellow)) border-box;
}
@media (min-width: 768px) { .si { grid-template-columns: auto minmax(0, 1fr) auto; gap: var(--sp-5); padding: var(--sp-5) var(--sp-7) var(--sp-5) var(--sp-5); } }
.si-logo { display: grid; place-items: center; width: 112px; height: 96px; background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-md); }
.si-logo img { width: 88px; height: auto; }
.si-kicker { font-size: var(--fs-xs); font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: #c2005d; }
:root[data-theme="dark"] .si-kicker { color: #ff7ab8; }
.si h2 { font-size: var(--fs-xl); font-weight: 750; margin-top: var(--sp-1); }
.si-copy p:last-child { margin-top: var(--sp-2); color: var(--color-text-muted); max-width: 60ch; }