styles.css

/* ============================================================
   Masonite — masonite.dev  ·  "The Blueprint Workshop"
   A light technical-paper aesthetic: engineering grid, drafting
   annotations, bold single accent. All color via CSS variables so
   the Palette tweak re-themes everything (sprites included).
   ============================================================ */

@import url("https://api.fontshare.com/v2/css?f[]=general-sans@400,500,600&display=swap");
@import url("https://fonts.googleapis.com/css2?family=Sora:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;700&family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&display=swap");

/* ============================================================
   PALETTES — brand violet family (the pyramid mark stays fixed
   brand-violet in every palette; see --brand-* below).
   ============================================================ */
/* Fixed brand symbol colors — NEVER recoloured by the palette tweak */
:root {
  --brand-vl: #9C82F2;   /* lit face */
  --brand-vd: #4A33A6;   /* shadow face */
  --brand-ridge: #C9BBFF;/* front ridge highlight */
}

/* 1 — Paper (default) */
:root, [data-palette="brand"] {
  --paper: #FBFAF8; --surface: #FFFFFF; --surface-2: #F4F2EE;
  --ink: #14181E; --muted: #5E626A; --grid: rgba(20,24,30,.07); --grid-strong: rgba(20,24,30,.14);
  --accent: #6D4FE3; --accent-hover: #4A33A6; --accent-tint: #ECE7FC;
  --code-bg: #14181E; --code-text: #E9E6F4;
  --btn-bg: var(--accent); --btn-bg-hover: var(--accent-hover); --btn-fg: #fff;
  --chip-bg: var(--accent-tint); --chip-fg: var(--accent-hover);
}
/* 2 — Lilac (light, airy) */
[data-palette="lilac"] {
  --paper: #FBFAFF; --surface: #FFFFFF; --surface-2: #F3F0FC;
  --ink: #181527; --muted: #625E72; --grid: rgba(74,51,166,.07); --grid-strong: rgba(74,51,166,.14);
  --accent: #8366EC; --accent-hover: #6D4FE3; --accent-tint: #EFEAFE;
  --code-bg: #1A1530; --code-text: #ECE7F8;
  --btn-bg: var(--accent); --btn-bg-hover: var(--accent-hover); --btn-fg: #fff;
  --chip-bg: var(--accent-tint); --chip-fg: var(--accent-hover);
}
/* 3 — Deep (light, serious) */
[data-palette="deep"] {
  --paper: #F7F5FB; --surface: #FFFFFF; --surface-2: #EDE9F6;
  --ink: #14101F; --muted: #5C586A; --grid: rgba(74,51,166,.08); --grid-strong: rgba(74,51,166,.16);
  --accent: #4A33A6; --accent-hover: #2E1F73; --accent-tint: #E6E0F6;
  --code-bg: #161126; --code-text: #E7E2F4;
  --btn-bg: var(--accent); --btn-bg-hover: var(--accent-hover); --btn-fg: #fff;
  --chip-bg: var(--accent-tint); --chip-fg: var(--accent-hover);
}
/* 4 — Ink (dark mode — brand sanctioned ink ground) */
[data-palette="ink"] {
  --paper: #14181E; --surface: #1C2128; --surface-2: #232A33;
  --ink: #FBFAF8; --muted: #9AA0A8; --grid: rgba(251,250,248,.06); --grid-strong: rgba(251,250,248,.13);
  --accent: #9C82F2; --accent-hover: #C9BBFF; --accent-tint: rgba(156,130,242,.18);
  --code-bg: #0E1116; --code-text: #E9E6F4;
  --btn-bg: var(--accent); --btn-bg-hover: var(--accent-hover); --btn-fg: #14181E;
  --chip-bg: rgba(156,130,242,.18); --chip-fg: #C9BBFF;
}

/* ---- Type roles ---- */
:root {
  --font-display: "Sora", system-ui, sans-serif;
  --font-body: "Sora", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --font-pixel: "JetBrains Mono", ui-monospace, monospace;
}
[data-font="sora"]     { --font-display: "Sora", system-ui, sans-serif; }
[data-font="fraunces"] { --font-display: "Fraunces", Georgia, serif; }
[data-font="general"]  { --font-display: "General Sans", "Sora", sans-serif; }

/* ============================================================
   BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  position: relative;
  overflow-x: hidden;
}

/* engineering grid + grain + vignette layers (fixed, behind everything) */
.paper-bg { position: fixed; inset: 0; z-index: -3; pointer-events: none; background: var(--paper); }
.paper-bg::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    linear-gradient(var(--grid-strong) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-strong) 1px, transparent 1px);
  background-size: 24px 24px, 24px 24px, 120px 120px, 120px 120px;
  background-position: -1px -1px;
  opacity: .6;
  -webkit-mask-image: radial-gradient(120% 120% at 50% 30%, #000 55%, transparent 100%);
  mask-image: radial-gradient(120% 120% at 50% 30%, #000 55%, transparent 100%);
}
.paper-bg::after { /* grain */
  content: ""; position: absolute; inset: 0; opacity: .35; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
}
.vignette { position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background: radial-gradient(130% 100% at 50% 0%, transparent 60%, color-mix(in srgb, var(--ink) 6%, transparent) 100%); }

/* corner registration marks */
.reg { position: fixed; z-index: 1; width: 22px; height: 22px; pointer-events: none; opacity: .5; color: var(--muted); }
.reg::before, .reg::after { content: ""; position: absolute; background: currentColor; }
.reg::before { left: 50%; top: 0; width: 1px; height: 100%; transform: translateX(-50%); }
.reg::after { top: 50%; left: 0; height: 1px; width: 100%; transform: translateY(-50%); }
.reg.tl { top: 78px; left: 14px; } .reg.tr { top: 78px; right: 14px; }
.reg.bl { bottom: 14px; left: 14px; } .reg.br { bottom: 14px; right: 14px; }
@media (max-width: 900px) { .reg { display: none; } }

h1,h2,h3,h4 { font-family: var(--font-display); font-weight: 600; line-height: 1.04; letter-spacing: -0.02em; margin: 0; text-wrap: balance; }
p { margin: 0; text-wrap: pretty; }
a { color: inherit; text-decoration: none; }
img, svg, canvas { display: block; max-width: 100%; }
::selection { background: var(--accent); color: #fff; }
:focus-visible { outline: 2.5px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* ============================================================
   DRAFTING LANGUAGE
   ============================================================ */
.wrap { width: 100%; max-width: 1180px; margin-inline: auto; padding-inline: 28px; }
.section { padding-block: clamp(4.5rem, 9vw, 8rem); position: relative; }
/* full-width module bands — clear separation between modules (content stays centred in .wrap) */
.section--surface { background: var(--surface); border-block: 1px solid var(--grid-strong); }
.section--surface + .section--surface { border-top: 0; }
/* on a white module, let bordered grids read as inset panels */
.section--surface .pillars { background: transparent; }
.section--surface .build__stage { background: var(--surface-2); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .fig { justify-content: center; }
.section-head.center .fig::before { display: none; }

.pixel { font-family: var(--font-pixel); text-transform: uppercase; letter-spacing: .1em; line-height: 1.4; }
.fig {
  font-family: var(--font-pixel); font-size: 11px; text-transform: uppercase; letter-spacing: .14em;
  color: var(--muted); display: inline-flex; align-items: center; gap: 10px;
}
.fig::before { content: ""; width: 26px; height: 1px; background: currentColor; opacity: .7; }
.fig b { color: var(--accent); font-weight: 400; white-space: nowrap; }

.section-head { max-width: 760px; margin-bottom: clamp(2.2rem, 4vw, 3.5rem); }
.section-head h2 { font-size: clamp(2rem, 4.4vw, 3.4rem); margin-top: 16px; }
.section-head .lead { margin-top: 18px; color: var(--muted); font-size: clamp(1.05rem, 1.5vw, 1.25rem); max-width: 60ch; }

/* dimension line with end ticks */
.dim { display: flex; align-items: center; gap: 0; color: var(--muted); font-family: var(--font-pixel); font-size: 10px; letter-spacing: .05em; }
.dim .tick { width: 1px; height: 9px; background: currentColor; }
.dim .rule { height: 1px; background: currentColor; flex: 1; min-width: 30px; }
.dim .val { padding: 0 8px; }

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--font-body); font-size: 15.5px; font-weight: 600;
  padding: 13px 22px; border-radius: 3px; border: 1px solid transparent; cursor: pointer;
  transition: background-color .16s, color .16s, transform .12s, box-shadow .16s, border-color .16s;
  white-space: nowrap; position: relative;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--btn-bg); color: var(--btn-fg); box-shadow: 0 1px 0 color-mix(in srgb, var(--ink) 25%, transparent); }
.btn--primary:hover { background: var(--btn-bg-hover); box-shadow: 0 8px 22px -8px color-mix(in srgb, var(--btn-bg) 70%, transparent); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--grid-strong); }
.btn--ghost:hover { border-color: var(--ink); background: var(--surface); }
.btn--sm { padding: 9px 15px; font-size: 14px; }
.btn .ico { width: 17px; height: 17px; }

/* ============================================================
   ANNOUNCE
   ============================================================ */
.announce { background: var(--ink); color: var(--paper); position: relative; z-index: 60; }
.announce__inner { padding: 8px 44px; display: flex; align-items: center; justify-content: center; gap: 10px; font-family: var(--font-pixel); font-size: 10.5px; letter-spacing: .02em; text-transform: uppercase; flex-wrap: wrap; }
.announce .rev { color: var(--accent); }
.announce__inner > span { white-space: nowrap; }
.announce a { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; border-bottom: 1px solid color-mix(in srgb, var(--paper) 40%, transparent); padding-bottom: 1px; }
.announce a:hover { color: #fff; border-color: var(--accent); }
.announce__arrow { transition: transform .16s; }
.announce a:hover .announce__arrow { transform: translateX(3px); }
.announce__close { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); background: transparent; border: 0; color: color-mix(in srgb, var(--paper) 55%, transparent); width: 26px; height: 26px; border-radius: 4px; cursor: pointer; font-size: 14px; }
.announce__close:hover { background: color-mix(in srgb, var(--paper) 14%, transparent); color: #fff; }
.announce.is-hidden { display: none; }

/* ============================================================
   NAV
   ============================================================ */
.nav { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--paper) 80%, transparent); -webkit-backdrop-filter: blur(14px) saturate(160%); backdrop-filter: blur(14px) saturate(160%); border-bottom: 1px solid transparent; transition: border-color .2s, background-color .2s; }
.nav.is-stuck { border-bottom-color: var(--grid-strong); }
.nav__inner { display: flex; align-items: center; gap: 26px; height: 66px; }
.brand { display: inline-flex; align-items: center; gap: 13px; }
.brand__pyr { width: 30px; height: 30px; flex: none; display: block; }
.brand__vr { width: 1px; height: 26px; background: var(--grid-strong); flex: none; }
.brand__wm { display: flex; flex-direction: column; line-height: 1; }
.brand__name { font-family: var(--font-display); font-weight: 600; font-size: 19px; letter-spacing: -0.012em; }
.brand__tag { font-family: var(--font-mono); font-weight: 500; font-size: 8px; letter-spacing: .42em; color: var(--muted); margin-top: 5px; }
.nav__links { display: flex; align-items: center; gap: 2px; margin-left: 6px; }
.nav__links a { font-size: 14.5px; font-weight: 500; color: var(--muted); padding: 8px 12px; border-radius: 3px; transition: color .15s, background .15s; }
.nav__links a:hover { color: var(--ink); background: var(--surface-2); }
.nav__links a.active { color: var(--ink); }
.nav__spacer { flex: 1; }
.nav__actions { display: flex; align-items: center; gap: 10px; }
.nav__toggle { display: none; background: var(--surface); border: 1px solid var(--grid-strong); border-radius: 4px; width: 42px; height: 42px; cursor: pointer; color: var(--ink); }
.nav__toggle svg { margin: auto; }
.nav__mobile { display: none; }
@media (max-width: 880px) {
  .nav__links, .nav__actions .btn--primary, .nav__gh-text { display: none; }
  .nav__toggle { display: inline-flex; }
  .nav__mobile { display: block; overflow: hidden; max-height: 0; transition: max-height .28s ease; background: var(--surface); border-bottom: 1px solid transparent; }
  .nav__mobile.is-open { max-height: 380px; border-bottom-color: var(--grid-strong); }
  .nav__mobile-inner { padding: 12px 28px 22px; display: flex; flex-direction: column; gap: 2px; }
  .nav__mobile a { padding: 13px 8px; font-weight: 500; border-bottom: 1px solid var(--grid); }
  .nav__mobile a:last-of-type { border-bottom: 0; }
  .nav__mobile .btn { margin-top: 12px; }
}

/* ============================================================
   HERO
   ============================================================ */
.hero { padding-top: clamp(3rem, 6vw, 5.5rem); padding-bottom: clamp(4.5rem, 9vw, 8rem); position: relative; }
.hero__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.hero__eyebrow { color: var(--muted); font-size: 11px; }
.hero h1 { font-size: clamp(3rem, 7vw, 6rem); font-weight: 600; letter-spacing: -0.035em; margin-top: 22px; }
.hero h1 .ac { color: var(--accent); position: relative; }
.hero h1 .ac::after { content: ""; position: absolute; left: 0; right: 0; bottom: .06em; height: 3px; background: var(--accent); opacity: .28; }
.hero__sub { margin-top: 26px; font-size: clamp(1.1rem, 1.5vw, 1.34rem); color: var(--muted); max-width: 42ch; }
.hero__sub code { font-family: var(--font-mono); font-size: .92em; color: var(--ink); background: var(--surface); border: 1px solid var(--grid-strong); padding: 1px 6px; border-radius: 3px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 13px; margin-top: 34px; }
.hero__caption { margin-top: 22px; color: var(--muted); font-size: 10px; }

.hero__stage { position: relative; }
/* big hero illustration — the mason building the Great Pyramid */
.hero__art { position: relative; width: 100%; max-width: 580px; margin-inline: auto; aspect-ratio: 128 / 100; }
.hero__art canvas { width: 100%; height: 100%; display: block; }
.hero__art::after { content: ""; position: absolute; left: 9%; right: 9%; bottom: 4%; height: 5px; background: var(--grid-strong); border-radius: 2px; opacity: .7; }

@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero__sub { max-width: 56ch; }
  .hero__art { max-width: 460px; }
}

/* ============================================================
   CODE PANEL (tabbed)
   ============================================================ */
.codepanel { background: var(--code-bg); border-radius: 8px; overflow: hidden; box-shadow: 0 30px 60px -30px color-mix(in srgb, var(--ink) 60%, transparent), 0 0 0 1px color-mix(in srgb, var(--ink) 10%, transparent); position: relative; }
.codepanel__chrome { display: flex; align-items: center; gap: 12px; padding: 11px 14px; border-bottom: 1px solid rgba(255,255,255,.08); }
.codepanel__dots { display: flex; gap: 6px; }
.codepanel__dots i { width: 10px; height: 10px; border-radius: 50%; background: rgba(255,255,255,.16); }
.codepanel__fig { margin-left: auto; font-family: var(--font-pixel); font-size: 9px; letter-spacing: .08em; color: rgba(255,255,255,.4); text-transform: uppercase; }
.codetabs { display: flex; gap: 2px; padding: 6px 8px 0; background: rgba(255,255,255,.03); overflow-x: auto; scrollbar-width: none; }
.codetabs::-webkit-scrollbar { display: none; }
.codetab { appearance: none; background: transparent; border: 0; border-bottom: 2px solid transparent; color: rgba(255,255,255,.5); font-family: var(--font-mono); font-size: 12.5px; padding: 8px 13px; cursor: pointer; white-space: nowrap; transition: color .15s, border-color .15s, background .15s; border-radius: 4px 4px 0 0; }
.codetab:hover { color: rgba(255,255,255,.8); }
.codetab.active { color: #fff; border-bottom-color: var(--accent); background: rgba(255,255,255,.05); }
.codebody { position: relative; }
.codepane { display: none; }
.codepane.active { display: block; }
.codepane.just-switched { animation: paneIn .22s ease; }
@media (prefers-reduced-motion: reduce) { .codepane.just-switched { animation: none; } }
@keyframes paneIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: none; } }
.codepane pre { margin: 0; padding: 18px 20px; overflow-x: auto; font-family: var(--font-mono); font-size: 13.5px; line-height: 1.85; color: var(--code-text); }
.copy-btn { position: absolute; top: 10px; right: 10px; display: inline-flex; align-items: center; gap: 6px; background: rgba(255,255,255,.08); color: rgba(255,255,255,.7); border: 1px solid rgba(255,255,255,.12); border-radius: 5px; padding: 5px 9px; font-size: 12px; font-family: var(--font-body); font-weight: 500; cursor: pointer; opacity: 0; transition: opacity .15s, background .15s, color .15s; z-index: 3; }
.codebody:hover .copy-btn, .copy-btn:focus-visible { opacity: 1; }
.copy-btn:hover { background: rgba(255,255,255,.16); color: #fff; }
.copy-btn.is-copied { background: var(--accent); color: #fff; border-color: transparent; opacity: 1; }
.copy-btn svg { width: 13px; height: 13px; }

/* syntax tokens */
.tok-prompt { color: var(--accent); -webkit-user-select: none; user-select: none; }
.tok-cmd { color: #7fd8a6; }
.tok-comment { color: rgba(255,255,255,.36); font-style: italic; }
.tok-flag { color: rgba(255,255,255,.55); }
.tok-kw { color: #c79bf0; }
.tok-fn { color: #82aaff; }
.tok-str { color: #b6e08a; }
.tok-num { color: #f1925f; }
.tok-punc { color: rgba(255,255,255,.5); }

/* ============================================================
   PILLARS
   ============================================================ */
.pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--grid-strong); border-radius: 6px; overflow: hidden; background: var(--surface); }
.pillar { padding: 28px 24px; border-right: 1px solid var(--grid-strong); position: relative; transition: background .2s; }
.pillar:last-child { border-right: 0; }
.pillar:hover { background: var(--surface-2); }
.pillar__n { font-family: var(--font-pixel); font-size: 10px; color: var(--accent); letter-spacing: .05em; }
.pillar h3 { font-size: 1.18rem; margin-top: 16px; }
.pillar p { margin-top: 10px; color: var(--muted); font-size: 0.95rem; }
@media (max-width: 860px) { .pillars { grid-template-columns: 1fr 1fr; } .pillar:nth-child(2) { border-right: 0; } .pillar:nth-child(1), .pillar:nth-child(2) { border-bottom: 1px solid var(--grid-strong); } }
@media (max-width: 520px) { .pillars { grid-template-columns: 1fr; } .pillar { border-right: 0; border-bottom: 1px solid var(--grid-strong); } .pillar:last-child { border-bottom: 0; } }

/* ============================================================
   DX SHOWCASE
   ============================================================ */
.dx { display: grid; grid-template-columns: 0.82fr 1.18fr; gap: clamp(2rem, 4vw, 3.5rem); align-items: center; }
.dx__points { display: flex; flex-direction: column; gap: 22px; margin-top: 30px; }
.dx__point { display: flex; gap: 15px; }
.dx__k { flex: none; width: 38px; height: 38px; border: 1px solid var(--grid-strong); border-radius: 4px; background: var(--surface); color: var(--accent); display: grid; place-items: center; font-family: var(--font-mono); font-weight: 700; }
.dx__point h4 { font-family: var(--font-display); font-size: 1.08rem; }
.dx__point p { margin-top: 4px; color: var(--muted); font-size: 0.95rem; }
@media (max-width: 860px) { .dx { grid-template-columns: 1fr; } }

/* ============================================================
   SCROLL BUILD
   ============================================================ */
.build { position: relative; }
.build__grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.build__stage { position: relative; background: var(--surface); border: 1px solid var(--grid-strong); border-radius: 8px; padding: 22px; aspect-ratio: 86 / 56; box-shadow: 0 24px 50px -32px color-mix(in srgb, var(--ink) 50%, transparent); }
.build__stage canvas { width: 100%; height: 100%; }
.build__corner { position: absolute; font-family: var(--font-pixel); font-size: 9px; color: var(--muted); letter-spacing: .06em; }
.build__corner.tl { top: 10px; left: 12px; } .build__corner.br { bottom: 10px; right: 12px; }
.buildsteps { display: flex; flex-direction: column; gap: 4px; counter-reset: bs; margin-top: 26px; }
.buildstep { display: flex; gap: 14px; align-items: center; padding: 13px 6px; border-bottom: 1px solid var(--grid); transition: opacity .3s, transform .3s; }
.buildstep:last-child { border-bottom: 0; }
.buildstep.dim-step { opacity: .4; }
.buildstep__n { flex: none; width: 28px; height: 28px; border-radius: 3px; background: var(--ink); color: var(--surface); display: grid; place-items: center; font-family: var(--font-mono); font-size: 13px; font-weight: 700; }
.buildstep.done .buildstep__n { background: var(--accent); }
.buildstep code { font-family: var(--font-mono); font-size: 0.9rem; }
.buildstep .label { display: block; font-family: var(--font-pixel); font-size: 9px; color: var(--muted); margin-top: 2px; }
@media (max-width: 860px) { .build__grid { grid-template-columns: 1fr; } }

/* ============================================================
   FEATURE GRID (bento, broken rhythm)
   ============================================================ */
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; border: 1px solid var(--grid-strong); border-radius: 6px; overflow: hidden; background: var(--surface); }
.feature { display: flex; flex-direction: column; gap: 12px; padding: 22px 20px; border-right: 1px solid var(--grid-strong); border-bottom: 1px solid var(--grid-strong); position: relative; transition: background .18s; min-height: 150px; }
.feature:hover { background: var(--surface-2); z-index: 2; }
.feature__top { display: flex; align-items: flex-start; justify-content: space-between; }
.feature__ico { width: 40px; height: 40px; image-rendering: pixelated; }
.feature__idx { font-family: var(--font-pixel); font-size: 9px; color: var(--muted); letter-spacing: .05em; }
.feature h3 { font-size: 1rem; font-family: var(--font-display); display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.feature p { color: var(--muted); font-size: 0.86rem; line-height: 1.5; margin-top: auto; }
.feature .arrow { position: absolute; right: 18px; bottom: 18px; color: var(--accent); opacity: 0; transform: translate(-3px,0); transition: opacity .16s, transform .16s; font-family: var(--font-mono); }
a.feature:hover .arrow { opacity: 1; transform: none; }
.feature--wide { grid-column: span 2; }
.tag-new { font-family: var(--font-pixel); font-size: 8px; color: var(--chip-fg); background: var(--chip-bg); padding: 3px 6px; border-radius: 3px; letter-spacing: .04em; }
/* tidy edges */
.features > .feature:nth-child(4n) { border-right: 0; }
@media (max-width: 980px) { .features { grid-template-columns: repeat(2, 1fr); } .feature--wide { grid-column: span 2; } .features > .feature:nth-child(4n) { border-right: 1px solid var(--grid-strong); } .features > .feature:nth-child(2n) { border-right: 0; } }
@media (max-width: 560px) { .features { grid-template-columns: 1fr; } .feature, .feature--wide { grid-column: span 1; border-right: 0; } }

/* ============================================================
   M5 BAND
   ============================================================ */
.band { background: var(--accent-tint); border-block: 1px solid color-mix(in srgb, var(--accent) 22%, transparent); position: relative; }
.band__grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.band h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); }
.band .lead { margin-top: 16px; color: var(--muted); font-size: 1.08rem; max-width: 40ch; }
.band__chips { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.m5chip { background: var(--surface); border: 1px solid color-mix(in srgb, var(--accent) 22%, var(--grid-strong)); border-radius: 5px; padding: 16px 17px; }
.m5chip__k { font-family: var(--font-pixel); font-size: 9px; color: var(--accent); }
.m5chip b { display: block; font-family: var(--font-display); font-weight: 600; font-size: 0.98rem; margin-top: 8px; }
.m5chip span { display: block; color: var(--muted); font-size: 0.84rem; margin-top: 4px; }
.m5chip code { font-family: var(--font-mono); font-size: .92em; }
@media (max-width: 860px) { .band__grid { grid-template-columns: 1fr; } }
@media (max-width: 480px) { .band__chips { grid-template-columns: 1fr; } }

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.proof { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.quote { background: var(--surface); border: 1px solid var(--grid-strong); border-radius: 6px; padding: 24px 22px; display: flex; flex-direction: column; gap: 18px; position: relative; }
.quote__mark { font-family: var(--font-display); font-size: 2.4rem; line-height: .5; color: var(--accent); height: 16px; }
.quote p { font-size: 1rem; color: var(--ink); }
.quote__by { display: flex; align-items: center; gap: 12px; margin-top: auto; }
.quote__av { width: 42px; height: 42px; border-radius: 5px; border: 1px solid var(--grid-strong); background: var(--surface-2); image-rendering: pixelated; }
.quote__by b { font-family: var(--font-display); font-weight: 600; font-size: 0.92rem; display: block; }
.quote__by span { font-family: var(--font-pixel); font-size: 9px; color: var(--muted); }
@media (max-width: 860px) { .proof { grid-template-columns: 1fr; } }

/* ============================================================
   CLOSING CTA
   ============================================================ */
.cta__card { background: var(--ink); color: var(--paper); border-radius: 10px; padding: clamp(3rem, 7vw, 5.5rem) 28px; text-align: center; position: relative; overflow: hidden; }
.cta__card::before { content: ""; position: absolute; inset: 0; background-image: linear-gradient(color-mix(in srgb,var(--paper) 7%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in srgb,var(--paper) 7%, transparent) 1px, transparent 1px); background-size: 26px 26px; -webkit-mask-image: radial-gradient(80% 80% at 50% 50%, #000, transparent); mask-image: radial-gradient(80% 80% at 50% 50%, #000, transparent); }
.cta__card > * { position: relative; }
.cta__fig { font-family: var(--font-pixel); font-size: 10px; color: color-mix(in srgb, var(--paper) 55%, transparent); letter-spacing: .08em; }
.cta__pyr { width: 62px; height: 62px; margin: 0 auto 22px; display: block; }
.cta__card h2 { font-size: clamp(2.2rem, 5.5vw, 4rem); color: var(--paper); margin-top: 14px; }
.cta__card p { margin: 16px auto 0; color: color-mix(in srgb, var(--paper) 72%, transparent); max-width: 46ch; font-size: 1.08rem; }
.cta__btns { display: flex; gap: 13px; justify-content: center; margin-top: 32px; flex-wrap: wrap; }
.cta__card .btn--ghost { color: var(--paper); border-color: color-mix(in srgb, var(--paper) 30%, transparent); }
.cta__card .btn--ghost:hover { background: color-mix(in srgb, var(--paper) 10%, transparent); border-color: color-mix(in srgb, var(--paper) 55%, transparent); }
.cta__card .btn--primary { background: var(--accent); color: #fff; }
.cta__card .btn--primary:hover { background: var(--accent-hover); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer { background: var(--surface); border-top: 1px solid var(--grid-strong); position: relative; z-index: 1; }
.footer__legend { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; border-bottom: 1px solid var(--grid); font-family: var(--font-pixel); font-size: 9px; color: var(--muted); letter-spacing: .06em; text-transform: uppercase; }
.footer__top { display: grid; grid-template-columns: 1.5fr repeat(5, 1fr); gap: 30px; padding-block: clamp(2.8rem, 5vw, 4rem); }
.footer__brand { max-width: 270px; }
.footer__brand .brand__name { font-size: 22px; }
.footer__brand p { margin-top: 14px; color: var(--muted); font-size: 0.9rem; }
.footer__social { display: flex; gap: 9px; margin-top: 20px; }
.footer__social a { width: 38px; height: 38px; border-radius: 4px; border: 1px solid var(--grid-strong); display: grid; place-items: center; color: var(--muted); transition: color .15s, border-color .15s, background .15s; }
.footer__social a:hover { color: var(--ink); border-color: var(--ink); background: var(--surface-2); }
.fcol__head { display: flex; align-items: center; justify-content: space-between; width: 100%; background: transparent; border: 0; padding: 0; font-family: var(--font-pixel); font-weight: 400; font-size: 10px; text-transform: uppercase; letter-spacing: .05em; color: var(--ink); cursor: default; text-align: left; }
.fcol__chev { display: none; color: var(--muted); transition: transform .25s; }
.fcol__links { list-style: none; margin: 16px 0 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.fcol__links a { color: var(--muted); font-size: 0.88rem; transition: color .15s; }
.fcol__links a:hover { color: var(--accent); }
.footer__bottom { border-top: 1px solid var(--grid); padding-block: 22px; display: flex; align-items: center; justify-content: space-between; gap: 14px; flex-wrap: wrap; }
.footer__bottom .copy { color: var(--muted); font-size: 0.84rem; }
.footer__bottom .copy b { font-family: var(--font-display); color: var(--ink); font-weight: 600; }
.footer__bottom .memorial-line { color: var(--muted); font-size: 0.82rem; font-style: italic; opacity: .85; }
@media (max-width: 980px) { .footer__top { grid-template-columns: 1fr 1fr 1fr; } .footer__brand { grid-column: 1 / -1; } }
@media (max-width: 640px) {
  .footer__top { grid-template-columns: 1fr; gap: 0; }
  .footer__brand { margin-bottom: 24px; }
  .fcol { border-top: 1px solid var(--grid); }
  .fcol__head { padding: 17px 2px; cursor: pointer; }
  .fcol__chev { display: block; }
  .fcol.is-open .fcol__chev { transform: rotate(180deg); }
  .fcol__links { max-height: 0; overflow: hidden; margin: 0; transition: max-height .3s, margin .3s; }
  .fcol.is-open .fcol__links { max-height: 600px; margin-bottom: 16px; }
}

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
@media (prefers-reduced-motion: no-preference) {
  [data-rise] { opacity: 0; transform: translateY(20px); }
  [data-rise].is-in { opacity: 1; transform: none; transition: opacity .55s cubic-bezier(.22,.61,.36,1), transform .55s cubic-bezier(.22,.61,.36,1); }
  .hero [data-rise] { transition-delay: var(--d, 0ms); }
  [data-rise].settled { opacity: 1; transform: none; transition: none; }
}

/* ============================================================
   CHANGELOG
   ============================================================ */
.cl-wrap { max-width: 780px; }
.cl-head { padding-top: clamp(2.5rem, 5vw, 4rem); }
.cl-head h1 { font-size: clamp(2.6rem, 5.5vw, 4rem); font-weight: 600; letter-spacing: -0.03em; margin-top: 14px; }
.cl-head .lead { margin-top: 14px; color: var(--muted); font-size: 1.2rem; }
.memorial { background: var(--surface); border: 1px solid var(--grid-strong); border-radius: 6px; padding: clamp(1.75rem, 3vw, 2.5rem); margin-top: 38px; border-left: 3px solid var(--grid-strong); }
.memorial__eyebrow { font-family: var(--font-pixel); font-size: 10px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.memorial h3 { font-size: 1.35rem; margin-top: 14px; font-family: var(--font-display); }
.memorial p { margin-top: 14px; color: var(--muted); line-height: 1.75; }
.cl-entry { padding-top: clamp(2.5rem, 5vw, 4rem); border-top: 1px solid var(--grid-strong); margin-top: clamp(2.5rem, 5vw, 4rem); }
.cl-entry > .fig { margin-bottom: 16px; }
.cl-entry h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.ver-badge { font-family: var(--font-mono); font-size: 0.8rem; font-weight: 700; color: var(--btn-fg); background: var(--btn-bg); padding: 4px 11px; border-radius: 999px; white-space: nowrap; }
.ver-badge--soft { color: var(--chip-fg); background: var(--chip-bg); }
.cl-entry .prose { margin-top: 18px; color: var(--muted); line-height: 1.75; }
.cl-entry .prose p { margin-top: 16px; }
.cl-entry .prose strong { color: var(--ink); font-weight: 600; }
.cl-entry .prose a { color: var(--accent-hover); font-weight: 500; text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--accent) 40%, transparent); text-underline-offset: 2px; }
.cl-entry .prose a:hover { text-decoration-color: var(--accent); }
.prose code, .ustep-body code, .buildstep code, .rel-list code { font-family: var(--font-mono); font-size: 0.88em; background: var(--surface-2); border: 1px solid var(--grid); padding: 1px 6px; border-radius: 3px; color: var(--ink); }
.rel-list { list-style: none; margin: 22px 0 0; padding: 0; display: flex; flex-direction: column; gap: 18px; }
.rel-list li { display: flex; gap: 14px; }
.rel-list .marker { flex: none; width: 7px; height: 7px; background: var(--accent); margin-top: 9px; }
.rel-list b { font-family: var(--font-display); font-weight: 600; color: var(--ink); }
.rel-list span { display: block; color: var(--muted); margin-top: 3px; line-height: 1.65; }
.cl-code { margin-top: 14px; }
.upgrade-steps { list-style: none; margin: 22px 0 0; padding: 0; counter-reset: up; display: flex; flex-direction: column; gap: 20px; }
.upgrade-steps li { position: relative; padding-left: 46px; counter-increment: up; }
.upgrade-steps li::before { content: counter(up); position: absolute; left: 0; top: -2px; width: 30px; height: 30px; border-radius: 3px; background: var(--accent-tint); color: var(--accent-hover); display: grid; place-items: center; font-family: var(--font-mono); font-weight: 700; font-size: 14px; }
.ustep-body { color: var(--muted); line-height: 1.7; }
.ustep-body strong { color: var(--ink); }
.callout { margin-top: 22px; background: var(--accent-tint); border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent); border-radius: 6px; padding: 16px 18px; display: flex; gap: 13px; align-items: flex-start; }
.callout svg { flex: none; width: 19px; height: 19px; color: var(--accent-hover); margin-top: 2px; }
.callout p { color: var(--ink); font-size: 0.93rem; }
.callout a { color: var(--accent-hover); font-weight: 600; }
.read-more { display: inline-flex; align-items: center; gap: 7px; margin-top: 20px; color: var(--accent-hover); font-weight: 600; }
.read-more svg { width: 15px; height: 15px; transition: transform .18s; }
.read-more:hover svg { transform: translateX(3px); }