global.css

/* ============================================================
   ShakaStack - design system
   Surf / dusk aesthetic: ocean ink, sand light, sunset accents.
   ============================================================ */

:root {
  /* neutrals - warm sand */
  --sand:        oklch(0.985 0.008 85);
  --sand-2:      oklch(0.965 0.012 80);
  --sand-3:      oklch(0.935 0.014 78);
  --ink:         oklch(0.23 0.016 235);  /* near-black slate - matches shakacode.com #181e1f */
  --ink-2:       oklch(0.40 0.02 240);
  --ink-3:       oklch(0.56 0.016 240);
  --line:        oklch(0.90 0.014 80);
  --line-2:      oklch(0.84 0.018 78);

  /* dusk hero gradient stops - slate -> ShakaCode red -> warm coral (no violet) */
  --dusk-1: oklch(0.21 0.022 245);
  --dusk-2: oklch(0.29 0.075 22);
  --dusk-3: oklch(0.52 0.205 27);
  --dusk-4: oklch(0.71 0.150 50);

  /* per-project accents - shared chroma/lightness, varied hue */
  --ror:         oklch(0.64 0.135 232);
  --ror-deep:    oklch(0.50 0.12 240);
  --shakapacker: oklch(0.71 0.14 72);
  --shakapacker-deep: oklch(0.58 0.13 60);
  --cpflow:      oklch(0.66 0.12 168);
  --cpflow-deep: oklch(0.52 0.10 172);
  --shakaperf:   oklch(0.63 0.155 18);
  --shakaperf-deep: oklch(0.50 0.15 18);

  --accent:      oklch(0.585 0.213 28);  /* ShakaCode red - matches shakacode.com #ee2b16 */
  --accent-deep: oklch(0.50 0.20 27);
  --warm:        oklch(0.66 0.16 45);     /* warm coral/orange secondary */

  --maxw: 1200px;
  --r:   18px;
  --r-sm: 11px;

  --shadow-sm: 0 1px 2px oklch(0.4 0.04 250 / 0.06), 0 2px 8px oklch(0.4 0.04 250 / 0.05);
  --shadow:    0 4px 14px oklch(0.4 0.04 250 / 0.08), 0 18px 50px oklch(0.4 0.04 250 / 0.10);
  --shadow-lg: 0 10px 30px oklch(0.3 0.06 250 / 0.14), 0 40px 90px oklch(0.3 0.06 250 / 0.16);

  /* ShakaCode brand fonts (shakacode.com): Montserrat display + Open Sans body. */
  --ff-display: "Montserrat", ui-sans-serif, system-ui, sans-serif;
  --ff-body:    "Open Sans", ui-sans-serif, system-ui, sans-serif;
  --ff-mono:    "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--sand);
  color: var(--ink);
  font-family: var(--ff-body);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
h1, h2, h3, h4 { font-family: var(--ff-display); font-weight: 800; line-height: 1.06; letter-spacing: -0.02em; margin: 0; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 32px; }
.eyebrow {
  font-family: var(--ff-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: inline-flex; align-items: center; gap: 9px;
}
.eyebrow::before { content: ""; width: 22px; height: 1.5px; background: var(--accent); display: inline-block; }
.section { padding: 110px 0; position: relative; }
.section-head { max-width: 760px; margin-bottom: 56px; }
.section-head h2 { font-size: clamp(32px, 4.2vw, 52px); margin: 18px 0 0; }
.section-head p { color: var(--ink-2); font-size: clamp(17px, 1.6vw, 20px); margin-top: 18px; max-width: 620px; text-wrap: pretty; }

/* ---- buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--ff-body); font-weight: 600; font-size: 15.5px;
  padding: 13px 22px; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: transform .18s ease, box-shadow .25s ease, background .2s ease, border-color .2s ease, color .2s ease;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; }
.btn-primary { background: var(--ink); color: var(--sand); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: var(--shadow); }
.btn-accent { background: var(--accent); color: oklch(0.99 0.01 40); }
.btn-accent:hover { transform: translateY(-2px); box-shadow: 0 10px 26px oklch(0.585 0.213 28 / 0.4); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { background: var(--sand-2); border-color: var(--ink-3); transform: translateY(-2px); }
.btn-light { background: oklch(1 0 0 / 0.12); color: #fff; border-color: oklch(1 0 0 / 0.25); backdrop-filter: blur(6px); }
.btn-light:hover { background: oklch(1 0 0 / 0.2); transform: translateY(-2px); }
.btn-white { background: #fff; color: var(--dusk-1); }
.btn-white:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.link-arrow { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; font-size: 15px; color: var(--ink); transition: gap .2s ease; }
.link-arrow:hover { gap: 11px; }
.link-arrow svg { width: 15px; height: 15px; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: oklch(0.985 0.008 85 / 0.8);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease, background .3s ease;
}
.nav.scrolled { border-color: var(--line); }
.nav-inner { display: flex; align-items: center; gap: 28px; height: 70px; }
.brand { display: flex; align-items: center; gap: 11px; font-family: var(--ff-display); font-weight: 800; font-size: 20px; letter-spacing: -0.03em; }
.brand .mark {
  width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
  background: linear-gradient(150deg, var(--dusk-2), var(--dusk-4));
  color: #fff; font-size: 18px; box-shadow: var(--shadow-sm);
}
.nav-links { display: flex; gap: 4px; margin-left: 14px; }
.nav-links a { padding: 8px 14px; border-radius: 999px; font-weight: 500; font-size: 15px; color: var(--ink-2); transition: color .2s, background .2s; }
.nav-links a:hover { color: var(--ink); background: var(--sand-3); }
.nav-cta { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.nav-toggle { display: none; }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(90% 80% at 88% -10%, var(--dusk-4) 0%, transparent 42%),
    radial-gradient(110% 120% at 12% 10%, var(--dusk-2) 0%, transparent 52%),
    linear-gradient(168deg, var(--dusk-1) 0%, var(--dusk-2) 42%, var(--dusk-3) 80%, var(--dusk-4) 112%);
  color: #fff;
}
.hero-sun {
  position: absolute; right: 2%; top: 3%;
  width: 280px; height: 280px; border-radius: 50%;
  background: radial-gradient(circle, oklch(0.92 0.09 70 / 0.8), oklch(0.78 0.15 45 / 0.4) 45%, transparent 70%);
  filter: blur(6px); pointer-events: none;
}
.hero-waves { position: absolute; left: 0; right: 0; bottom: -2px; width: 100%; height: auto; pointer-events: none; }
.hero-grain { position: absolute; inset: 0; opacity: 0.5; pointer-events: none;
  background-image: radial-gradient(oklch(1 0 0 / 0.05) 1px, transparent 1px); background-size: 4px 4px; }
/* block axis only, so .wrap's horizontal padding survives (a padding shorthand here would reset it to 0) */
.hero-inner { position: relative; z-index: 2; padding-block: 92px 150px; display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(38px, 4.5vw, 55px); letter-spacing: -0.03em; max-width: 520px; text-wrap: balance; text-shadow: 0 1px 16px oklch(0.2 0.05 270 / 0.28); }
.hero h1 .grad { background: linear-gradient(100deg, oklch(0.93 0.06 70), oklch(0.85 0.13 35)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { font-size: clamp(18px, 1.8vw, 21px); color: oklch(0.95 0.02 80 / 0.86); margin-top: 24px; max-width: 540px; text-wrap: pretty; }
.hero-eyebrow { color: oklch(0.92 0.04 70); }
.hero-eyebrow::before { background: oklch(0.9 0.09 60); }
.hero-actions { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; }
.hero-meta { display: flex; gap: 26px; margin-top: 44px; flex-wrap: wrap; }
.hero-meta .stat { display: flex; flex-direction: column; }
.hero-meta .stat b { font-family: var(--ff-display); font-size: 26px; font-weight: 700; }
.hero-meta .stat span { font-size: 13.5px; color: oklch(0.97 0.02 80 / 0.92); }

/* ============================================================
   STACK DIAGRAM (interactive)
   ============================================================ */
.stack-card {
  position: relative;
  background: oklch(0.27 0.03 255 / 0.55);
  border: 1px solid oklch(1 0 0 / 0.14);
  border-radius: var(--r);
  padding: 16px; backdrop-filter: blur(10px);
  box-shadow: var(--shadow-lg);
}
.stack-card-head { display: flex; align-items: center; justify-content: space-between; padding: 6px 8px 14px; }
.stack-card-head .t { font-family: var(--ff-mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: oklch(0.92 0.02 80 / 0.7); }
.layers { display: flex; flex-direction: column; gap: 10px; }
.layer {
  --c: var(--ror);
  display: grid; grid-template-columns: 44px 1fr auto; align-items: center; gap: 14px;
  padding: 15px 16px; border-radius: 13px;
  background: oklch(1 0 0 / 0.06); border: 1px solid oklch(1 0 0 / 0.1);
  transition: transform .22s cubic-bezier(.2,.8,.2,1), background .22s, border-color .22s;
}
.layer.active { background: oklch(1 0 0 / 0.13); border-color: color-mix(in oklch, var(--c) 70%, white); transform: translateX(6px); }
.layer .ic { width: 44px; height: 44px; border-radius: 11px; display: grid; place-items: center; background: color-mix(in oklch, var(--c) 30%, transparent); color: #fff; }
.layer .ic svg { width: 22px; height: 22px; }
.layer .lt { display: flex; flex-direction: column; }
.layer .lt .stage { font-family: var(--ff-mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: color-mix(in oklch, var(--c) 75%, white); }
.layer .lt .nm { font-family: var(--ff-display); font-weight: 700; font-size: 17px; color: #fff; }
.layer .idx { font-family: var(--ff-mono); font-size: 13px; color: oklch(0.92 0.02 80 / 0.5); }

/* ============================================================
   STACK EXPLORER (section #stack)
   ============================================================ */
.stack-explorer { display: grid; grid-template-columns: 1fr 1.05fr; gap: 40px; align-items: stretch; }
.se-layers { display: flex; flex-direction: column; gap: 22px; perspective: 1400px; }
.se-phase { display: flex; flex-direction: column; gap: 12px; }
.se-phase-h { display: flex; align-items: baseline; gap: 11px; padding: 0 2px; flex-wrap: wrap; }
.se-phase-n { font-family: var(--ff-mono); font-size: 12px; font-weight: 600; color: var(--accent); letter-spacing: 0.1em; }
.se-phase-name { font-family: var(--ff-display); font-weight: 700; font-size: 16px; letter-spacing: -0.01em; }
.se-phase-note { font-size: 13.5px; color: var(--ink-3); }
.se-layer {
  --c: var(--ror); --cd: var(--ror-deep);
  position: relative; text-align: left; cursor: pointer; font-family: inherit;
  display: grid; grid-template-columns: 52px 1fr auto; align-items: center; gap: 16px;
  padding: 20px 22px; border-radius: 15px;
  background: #fff; border: 1px solid var(--line);
  box-shadow: var(--shadow-sm);
  transition: transform .3s cubic-bezier(.2,.8,.2,1), box-shadow .3s, border-color .3s;
}
.se-layer::before {
  content: ""; position: absolute; left: 0; top: 14px; bottom: 14px; width: 4px; border-radius: 4px;
  background: var(--c); opacity: 0; transition: opacity .3s;
}
.se-layer:hover, .se-layer.active { transform: translateX(10px); border-color: color-mix(in oklch, var(--c) 45%, var(--line)); box-shadow: var(--shadow); }
.se-layer.active::before { opacity: 1; }
.se-ic { width: 52px; height: 52px; border-radius: 13px; display: grid; place-items: center; color: #fff;
  background: linear-gradient(145deg, var(--c), var(--cd)); box-shadow: 0 6px 16px color-mix(in oklch, var(--c) 35%, transparent); }
.se-ic svg { width: 26px; height: 26px; }
.se-l-copy { display: flex; flex-direction: column; }
.se-stage { font-family: var(--ff-mono); font-size: 11.5px; letter-spacing: 0.15em; text-transform: uppercase; color: var(--cd); font-weight: 600; }
.se-name { font-family: var(--ff-display); font-weight: 700; font-size: 21px; letter-spacing: -0.02em; }
.se-idx { font-family: var(--ff-mono); font-size: 14px; color: var(--ink-3); }

.se-detail {
  --c: var(--ror);
  position: relative; overflow: hidden;
  border-radius: var(--r); padding: 36px; display: flex; flex-direction: column;
  background:
    radial-gradient(120% 80% at 90% 0%, color-mix(in oklch, var(--c) 22%, transparent), transparent 55%),
    linear-gradient(160deg, color-mix(in oklch, var(--cd) 14%, #fff), #fff);
  border: 1px solid color-mix(in oklch, var(--c) 30%, var(--line));
  box-shadow: var(--shadow);
}
.se-detail-stage { font-family: var(--ff-mono); font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--cd); font-weight: 600; }
.se-detail h3 { font-size: clamp(28px, 3.4vw, 38px); margin: 12px 0 0; }
.se-detail-tag { font-size: 17px; color: var(--ink); font-weight: 500; margin-top: 10px; max-width: 460px; text-wrap: pretty; }
.se-detail-benefits { display: flex; flex-direction: column; gap: 16px; margin: 28px 0; flex: 1; }
.se-b { display: grid; grid-template-columns: 28px 1fr; gap: 14px; align-items: start; }
.se-b-tick { width: 28px; height: 28px; border-radius: 9px; display: grid; place-items: center; color: #fff; background: var(--c); margin-top: 1px; }
.se-b-tick svg { width: 15px; height: 15px; }
.se-b b { font-weight: 650; font-size: 16.5px; display: block; }
.se-b span { color: var(--ink-2); font-size: 14.5px; text-wrap: pretty; }
.se-detail-foot { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }

@media (max-width: 940px) {
  .stack-explorer { grid-template-columns: 1fr; gap: 26px; }
  .se-layer:hover, .se-layer.active { transform: none; }
}

/* ============================================================
   FLOW / lifecycle band
   ============================================================ */
.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; counter-reset: step; }
.flow-step { position: relative; padding: 30px 26px 30px 0; }
.flow-step:not(:last-child)::after {
  content: ""; position: absolute; top: 52px; right: 18px; left: 64px; height: 2px;
  background: repeating-linear-gradient(90deg, var(--line-2) 0 7px, transparent 7px 14px);
}
.flow-num {
  width: 46px; height: 46px; border-radius: 13px; display: grid; place-items: center;
  font-family: var(--ff-display); font-weight: 700; color: #fff; margin-bottom: 20px;
}
.flow-step h3 { font-size: 21px; margin-bottom: 8px; }
.flow-step .stage { font-family: var(--ff-mono); font-size: 11.5px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-3); }
.flow-step p { color: var(--ink-2); font-size: 15px; margin-top: 4px; padding-right: 18px; text-wrap: pretty; }

/* ============================================================
   PROJECT SECTIONS
   ============================================================ */
.proj { --c: var(--ror); --cd: var(--ror-deep); padding: 84px 0; border-top: 1px solid var(--line); position: relative; }
.proj-grid { display: grid; grid-template-columns: 0.92fr 1.08fr; gap: 60px; align-items: center; }
.proj.flip .proj-grid { grid-template-columns: 1.08fr 0.92fr; }
.proj.flip .proj-visual { order: -1; }
.proj-badge { display: inline-flex; align-items: center; gap: 10px; }
.proj-badge .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--c); box-shadow: 0 0 0 4px color-mix(in oklch, var(--c) 22%, transparent); }
.proj-badge .stage { font-family: var(--ff-mono); font-size: 12px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--cd); font-weight: 600; }
.proj h2 { font-size: clamp(30px, 3.6vw, 44px); margin: 16px 0 0; }
.proj .tagline { font-size: 19px; color: var(--ink); font-weight: 500; margin-top: 12px; }
.proj .blurb { color: var(--ink-2); margin-top: 16px; max-width: 520px; text-wrap: pretty; }
.benefits { display: flex; flex-direction: column; gap: 14px; margin-top: 28px; }
.benefit { display: grid; grid-template-columns: 26px 1fr; gap: 14px; align-items: start; }
.benefit .tick { width: 26px; height: 26px; border-radius: 8px; display: grid; place-items: center; background: color-mix(in oklch, var(--c) 18%, var(--sand)); color: var(--cd); margin-top: 1px; }
.benefit .tick svg { width: 14px; height: 14px; }
.benefit b { font-weight: 650; font-size: 16px; }
.benefit p { color: var(--ink-2); font-size: 15px; margin-top: 2px; text-wrap: pretty; }
.proj-actions { display: flex; gap: 12px; margin-top: 32px; flex-wrap: wrap; align-items: center; }
.proj-actions .btn-accent { background: var(--c); color: #fff; }
.proj-actions .btn-accent:hover { box-shadow: 0 10px 26px color-mix(in oklch, var(--c) 45%, transparent); }

/* project visual card */
.proj-visual {
  border-radius: var(--r); padding: 26px; position: relative; overflow: hidden;
  background:
    radial-gradient(120% 90% at 85% 0%, color-mix(in oklch, var(--c) 26%, transparent), transparent 60%),
    linear-gradient(160deg, color-mix(in oklch, var(--cd) 16%, var(--sand)), var(--sand-2));
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  min-height: 340px;
  display: flex; flex-direction: column;
}
.proj-logo-slot {
  height: 132px; border-radius: var(--r-sm); border: 1.5px dashed color-mix(in oklch, var(--c) 50%, var(--line-2));
  display: grid; place-items: center; gap: 8px; text-align: center;
  background-image: repeating-linear-gradient(135deg, color-mix(in oklch, var(--c) 8%, transparent) 0 11px, transparent 11px 22px);
}
.proj-logo-slot .glyph { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: var(--c); color: #fff; box-shadow: var(--shadow-sm); }
.proj-logo-slot .glyph svg { width: 24px; height: 24px; }
.proj-logo-slot .ph { font-family: var(--ff-mono); font-size: 11px; letter-spacing: 0.08em; color: var(--ink-3); text-transform: uppercase; }

/* terminal */
.term { margin-top: 18px; border-radius: var(--r-sm); overflow: hidden; border: 1px solid var(--line-2); background: oklch(0.22 0.03 255); box-shadow: var(--shadow-sm); }
.term-bar { display: flex; align-items: center; gap: 7px; padding: 11px 14px; background: oklch(0.27 0.03 255); }
.term-bar i { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }
.term-bar i:nth-child(1){ background: #ff5f57; } .term-bar i:nth-child(2){ background: #febc2e; } .term-bar i:nth-child(3){ background: #28c840; }
.term-bar .tt { margin-left: 8px; font-family: var(--ff-mono); font-size: 11.5px; color: oklch(0.92 0.02 80 / 0.5); }
.term-body { padding: 16px 16px 18px; font-family: var(--ff-mono); font-size: 13px; line-height: 1.7; color: oklch(0.95 0.02 80 / 0.9); }
.term-body .ln { display: flex; gap: 9px; white-space: pre-wrap; word-break: break-word; }
.term-body .pr { color: color-mix(in oklch, var(--c) 75%, white); user-select: none; }
.term-body .cmt { color: oklch(0.92 0.02 80 / 0.4); }
.term-meta { margin-top: 16px; display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font-family: var(--ff-mono); font-size: 11.5px; padding: 5px 11px; border-radius: 999px; background: color-mix(in oklch, var(--c) 14%, var(--sand)); color: var(--cd); border: 1px solid color-mix(in oklch, var(--c) 24%, transparent); }

/* ============================================================
   EXAMPLES GALLERY
   ============================================================ */
.gallery-controls { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 38px; }
.filter {
  font-family: var(--ff-body); font-weight: 600; font-size: 14px;
  padding: 9px 17px; border-radius: 999px; cursor: pointer;
  background: var(--sand-2); border: 1px solid var(--line-2); color: var(--ink-2);
  transition: all .18s ease;
}
.filter:hover { border-color: var(--ink-3); color: var(--ink); }
.filter.active { background: var(--ink); color: var(--sand); border-color: var(--ink); }
.filter .ct { opacity: 0.55; margin-left: 5px; font-family: var(--ff-mono); font-size: 12px; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.card {
  display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line);
  border-radius: var(--r); overflow: hidden; transition: transform .25s ease, box-shadow .3s ease, border-color .25s;
  box-shadow: var(--shadow-sm);
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: var(--line-2); }
.card-thumb { height: 168px; position: relative; overflow: hidden; display: grid; place-items: center;
  background-image: repeating-linear-gradient(135deg, var(--sand-2) 0 13px, var(--sand-3) 13px 26px); }
.card-thumb .thumb-glyph { font-family: var(--ff-display); font-weight: 800; font-size: 30px; color: var(--ink); letter-spacing: -0.03em; opacity: 0.85; z-index: 1; }
.card-thumb .ph { position: absolute; bottom: 10px; left: 12px; font-family: var(--ff-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-3); }
.card-tag { position: absolute; top: 12px; left: 12px; font-family: var(--ff-mono); font-size: 11px; font-weight: 600; padding: 4px 10px; border-radius: 999px; background: oklch(0.24 0.035 250 / 0.9); color: var(--sand); letter-spacing: 0.04em; }
.card-body { padding: 20px 20px 22px; display: flex; flex-direction: column; flex: 1; }
.card-body h3 { font-size: 20px; }
.card-body p { color: var(--ink-2); font-size: 14.5px; margin-top: 8px; flex: 1; text-wrap: pretty; }
.card-stack { display: flex; flex-wrap: wrap; gap: 6px; margin: 16px 0 18px; }
.card-stack span { font-family: var(--ff-mono); font-size: 11px; padding: 3px 9px; border-radius: 6px; background: var(--sand-2); color: var(--ink-2); border: 1px solid var(--line); }
.card-links { display: flex; gap: 10px; align-items: center; }
.card-links .live { font-weight: 600; font-size: 14px; display: inline-flex; align-items: center; gap: 6px; color: var(--ink); }
.card-links .live svg { width: 14px; height: 14px; }
.card-links .src { margin-left: auto; font-size: 13.5px; color: var(--ink-3); display: inline-flex; align-items: center; gap: 6px; }
.card-links .src:hover { color: var(--ink); }
.card-links .soon { font-family: var(--ff-mono); font-size: 12px; color: var(--ink-3); }
.empty { grid-column: 1/-1; padding: 50px; text-align: center; border: 1.5px dashed var(--line-2); border-radius: var(--r); color: var(--ink-2); background: var(--sand-2); }

/* ============================================================
   PROOF
   ============================================================ */
.proof { background: var(--sand-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.logos-row { display: flex; flex-wrap: wrap; gap: 14px 16px; justify-content: center; margin-top: 8px; }
.logo-ph { font-family: var(--ff-display); font-weight: 600; font-size: 17px; color: var(--ink-3); padding: 12px 20px; border-radius: 11px; background: #fff; border: 1px solid var(--line); }
.quote { max-width: 820px; margin: 56px auto 0; text-align: center; }
.quote blockquote { font-family: var(--ff-display); font-weight: 500; font-size: clamp(22px, 2.8vw, 31px); line-height: 1.3; letter-spacing: -0.02em; text-wrap: balance; }
.quote .qmark { font-size: 60px; line-height: 0.5; color: var(--accent); font-family: Georgia, serif; }
.quote cite { display: block; margin-top: 26px; font-style: normal; font-size: 15px; color: var(--ink-2); }
.quote cite b { color: var(--ink); }

/* ============================================================
   CTA band + Footer
   ============================================================ */
.cta {
  position: relative; overflow: hidden; color: #fff;
  background:
    radial-gradient(110% 130% at 12% 10%, var(--dusk-2) 0%, transparent 50%),
    linear-gradient(150deg, var(--dusk-1), var(--dusk-3) 92%, var(--dusk-4));
}
.cta-inner { padding: 92px 0; position: relative; z-index: 2; text-align: center; }
.cta h2 { font-size: clamp(32px, 4.6vw, 56px); }
.cta p { color: oklch(0.95 0.02 80 / 0.82); font-size: 19px; margin: 20px auto 0; max-width: 560px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; align-items: center; margin-top: 38px; flex-wrap: wrap; }

.footer { background: var(--ink); color: oklch(0.92 0.02 80 / 0.7); padding: 70px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr repeat(4, 1fr); gap: 40px; }
.footer .brand { color: #fff; margin-bottom: 14px; }
.footer-about { font-size: 14.5px; max-width: 280px; line-height: 1.6; }
.footer-col h4 { font-family: var(--ff-mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: oklch(0.92 0.02 80 / 0.45); font-weight: 600; margin-bottom: 16px; }
.footer-col a { display: block; font-size: 14.5px; padding: 5px 0; color: oklch(0.92 0.02 80 / 0.72); transition: color .2s; }
.footer-col a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; margin-top: 56px; padding-top: 26px; border-top: 1px solid oklch(1 0 0 / 0.1); font-size: 13.5px; flex-wrap: wrap; gap: 12px; }

/* ============================================================
   PROBLEM / PAIN
   ============================================================ */
.problem-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.problem-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r);
  padding: 30px 28px 32px; box-shadow: var(--shadow-sm); position: relative;
}
.problem-card .pc-n {
  font-family: var(--ff-mono); font-size: 13px; font-weight: 600; letter-spacing: 0.1em;
  color: var(--warm); display: inline-block; margin-bottom: 16px;
  padding: 5px 10px; border-radius: 8px; background: color-mix(in oklch, var(--warm) 12%, var(--sand));
}
.problem-card h3 { font-size: 21px; margin-bottom: 10px; }
.problem-card p { color: var(--ink-2); font-size: 15.5px; text-wrap: pretty; }
.problem-philosophy {
  margin: 56px auto 0; max-width: 880px; text-align: center;
  font-family: var(--ff-display); font-weight: 500; font-size: clamp(22px, 3vw, 32px);
  line-height: 1.28; letter-spacing: -0.02em; text-wrap: balance; color: var(--ink);
  padding-top: 50px; border-top: 1px solid var(--line);
}
.problem-philosophy::before { content: ""; display: block; width: 40px; height: 3px; border-radius: 3px;
  background: var(--accent); margin: 0 auto 28px; }

/* ============================================================
   GUIDE (ShakaCode) - dark authority band
   ============================================================ */
.guide-sec {
  color: #fff; position: relative; overflow: hidden;
  background:
    radial-gradient(90% 120% at 90% 10%, color-mix(in oklch, var(--accent) 45%, transparent) 0%, transparent 55%),
    linear-gradient(155deg, var(--dusk-1), oklch(0.27 0.10 24) 70%, var(--dusk-2));
}
.guide-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 60px; align-items: center; position: relative; z-index: 2; }
.guide-copy h2 { font-size: clamp(30px, 3.8vw, 46px); margin: 16px 0 0; }
.guide-copy > p { color: oklch(0.95 0.015 60 / 0.82); font-size: 18px; margin-top: 20px; max-width: 520px; text-wrap: pretty; }
.guide-actions { display: flex; align-items: center; gap: 22px; margin-top: 34px; flex-wrap: wrap; }
.guide-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.gstat {
  background: oklch(1 0 0 / 0.07); border: 1px solid oklch(1 0 0 / 0.14); border-radius: var(--r);
  padding: 26px 24px; backdrop-filter: blur(4px);
}
.gstat b { font-family: var(--ff-display); font-weight: 700; font-size: clamp(28px, 3.4vw, 38px); display: block; letter-spacing: -0.02em;
  background: linear-gradient(100deg, #fff, oklch(0.88 0.09 48)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.gstat span { display: block; margin-top: 8px; font-size: 14px; color: oklch(0.95 0.015 60 / 0.7); line-height: 1.4; text-wrap: pretty; }

/* ============================================================
   STAKES - without vs with
   ============================================================ */
.stakes-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; max-width: 980px; margin: 0 auto; }
.stakes-col { border-radius: var(--r); padding: 32px 30px 34px; border: 1px solid var(--line); }
.stakes-col.without { background: color-mix(in oklch, var(--warm) 7%, var(--sand)); border-color: color-mix(in oklch, var(--warm) 22%, var(--line)); }
.stakes-col.with { background: color-mix(in oklch, var(--accent) 9%, #fff); border-color: color-mix(in oklch, var(--accent) 30%, var(--line)); box-shadow: var(--shadow); }
.stakes-head { display: flex; align-items: center; gap: 13px; margin-bottom: 22px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.stakes-head h3 { font-size: 20px; }
.stakes-head .sh-ic { width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center; font-size: 16px;
  background: color-mix(in oklch, var(--warm) 18%, var(--sand)); color: var(--warm); }
.stakes-head .sh-ic.ok { background: color-mix(in oklch, var(--accent) 16%, #fff); }
.stakes-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 14px; }
.stakes-col li { display: grid; grid-template-columns: 24px 1fr; gap: 13px; align-items: start; font-size: 16px; color: var(--ink); }
.stakes-col.without li { color: var(--ink-2); }
.stakes-col li .x { color: var(--warm); font-weight: 700; text-align: center; }
.stakes-col li .ok { width: 24px; height: 24px; border-radius: 7px; display: grid; place-items: center; background: var(--accent); color: #fff; }
.stakes-col li .ok svg { width: 14px; height: 14px; }

@media (max-width: 940px) {
  .problem-grid { grid-template-columns: 1fr; }
  .guide-grid { grid-template-columns: 1fr; gap: 36px; }
  .stakes-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   reveal animation
   ============================================================ */
/* Hide-before-reveal only when JS is available (html.js, set before paint),
   so the page is fully visible without JS and under reduced-motion. */
@media (prefers-reduced-motion: no-preference) {
  html.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1); }
  html.js .reveal.in { opacity: 1; transform: none; }
}

/* ============================================================
   responsive
   ============================================================ */
@media (max-width: 940px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; padding-block: 64px 120px; }
  .hero-visual { max-width: 460px; }
  .proj-grid, .proj.flip .proj-grid { grid-template-columns: 1fr; gap: 36px; }
  .proj.flip .proj-visual { order: 0; }
  .flow { grid-template-columns: repeat(2, 1fr); }
  .flow-step:not(:last-child)::after { display: none; }
  .cards { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .nav-links { display: none; }
}
@media (max-width: 600px) {
  .wrap { padding: 0 20px; }
  .nav-inner { gap: 10px; height: 64px; }
  .brand { gap: 9px; font-size: 18px; min-width: 0; }
  .brand .mark { width: 32px; height: 32px; border-radius: 9px; flex: 0 0 auto; }
  .nav-cta { gap: 8px; min-width: 0; }
  .nav-cta .btn { padding: 10px 15px; font-size: 14px; }
  .nav-cta .btn-ghost {
    width: 42px;
    height: 42px;
    padding: 0;
    justify-content: center;
    flex: 0 0 auto;
  }
  .nav-cta-label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
  }
  .section { padding: 76px 0; }
  .cards { grid-template-columns: 1fr; }
  .flow { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .hero-meta { gap: 18px; }
}

/* ============================================================
   LEAVING NEXT.JS - positioning (React on Rails Pro + TanStack)
   ============================================================ */
.vsnext { background: var(--sand-2); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.roads { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.road { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 30px 28px 32px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; }
.road-stay { border-color: color-mix(in oklch, var(--accent) 42%, var(--line)); box-shadow: var(--shadow);
  background: linear-gradient(165deg, color-mix(in oklch, var(--accent) 6%, #fff), #fff); }
.road-label { font-family: var(--ff-mono); font-size: 12px; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-3); }
.road-stay .road-label { color: var(--accent-deep); }
.road h3 { font-size: 24px; margin: 12px 0 0; }
.road > p { color: var(--ink-2); font-size: 15.5px; margin-top: 12px; text-wrap: pretty; }
.road ul { list-style: none; margin: 22px 0 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.road li { display: grid; grid-template-columns: 22px 1fr; gap: 11px; align-items: start; font-size: 15px; color: var(--ink); }
.road li svg { width: 18px; height: 18px; margin-top: 2px; }
.road-leave li svg { color: var(--ink-3); }
.road-stay li svg { color: var(--accent); }

.tanstack-split { margin-top: 30px; }
.ts-head h3 { font-size: 22px; }
.ts-head p { color: var(--ink-3); font-size: 15px; margin-top: 4px; margin-bottom: 16px; }
.ts-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.ts-card { border-radius: var(--r-sm); padding: 22px 22px 24px; border: 1px solid var(--line); background: #fff; }
.ts-embrace { border-color: color-mix(in oklch, var(--cpflow) 40%, var(--line)); }
.ts-substitute { border-color: color-mix(in oklch, var(--warm) 35%, var(--line)); background: color-mix(in oklch, var(--warm) 5%, #fff); }
.ts-tag { display: inline-flex; align-items: center; gap: 7px; font-family: var(--ff-mono); font-size: 11.5px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; padding: 4px 10px; border-radius: 999px; }
.ts-tag svg { width: 14px; height: 14px; }
.ts-embrace .ts-tag { background: color-mix(in oklch, var(--cpflow) 16%, var(--sand)); color: var(--cpflow-deep); }
.ts-substitute .ts-tag { background: color-mix(in oklch, var(--warm) 18%, var(--sand)); color: color-mix(in oklch, var(--warm) 78%, black); }
.ts-card h4 { font-size: 17px; margin: 12px 0 0; }
.ts-card p { color: var(--ink-2); font-size: 14.5px; margin-top: 8px; text-wrap: pretty; }

.perf { margin-top: 34px; }
.perf-lead h3 { font-size: clamp(22px, 2.6vw, 28px); }
.perf-lead p { color: var(--ink-2); font-size: 16px; margin-top: 12px; max-width: 840px; text-wrap: pretty; }
.cmp-wrap { margin-top: 22px; overflow-x: auto; }
.cmp { width: 100%; border-collapse: collapse; min-width: 460px; background: #fff; border: 1px solid var(--line); border-radius: var(--r-sm); overflow: hidden; }
.cmp th, .cmp td { padding: 14px 14px; text-align: center; border-bottom: 1px solid var(--line); }
.cmp tbody tr:last-child th, .cmp tbody tr:last-child td { border-bottom: none; }
.cmp thead th { font-family: var(--ff-mono); font-size: 12px; font-weight: 600; color: var(--ink-2); }
.cmp tbody th { text-align: left; font-weight: 600; font-size: 14.5px; color: var(--ink); }
.cmp .col-ror { background: color-mix(in oklch, var(--accent) 8%, #fff); }
.cmp thead .col-ror { color: var(--accent-deep); font-weight: 700; }
.cmp .cell { display: inline-flex; align-items: center; justify-content: center; gap: 5px; }
.cmp .cell.yes svg { width: 18px; height: 18px; color: var(--cpflow-deep); }
.cmp .cell.no { color: var(--ink-3); font-size: 17px; }
.cmp .cell .rc { font-style: normal; font-family: var(--ff-mono); font-size: 9px; font-weight: 600; letter-spacing: 0.05em; padding: 2px 5px; border-radius: 5px; background: color-mix(in oklch, var(--accent) 14%, var(--sand)); color: var(--accent-deep); }
.cmp-note { font-size: 13px; color: var(--ink-3); margin-top: 12px; text-wrap: pretty; }

.boundary { margin: 30px auto 0; max-width: 820px; text-align: center; font-family: var(--ff-display); font-weight: 600; font-size: clamp(18px, 2vw, 22px); line-height: 1.4; letter-spacing: -0.01em; color: var(--ink); text-wrap: balance; }

.starter { margin-top: 40px; border-radius: var(--r); overflow: hidden; color: #fff; padding: 40px; position: relative;
  background: radial-gradient(100% 120% at 90% 0%, color-mix(in oklch, var(--accent) 40%, transparent), transparent 55%),
    linear-gradient(155deg, var(--dusk-1), oklch(0.26 0.07 24) 75%, var(--dusk-2));
  border: 1px solid oklch(1 0 0 / 0.12); box-shadow: var(--shadow); }
.starter .eyebrow { color: oklch(0.9 0.05 45); }
.starter .eyebrow::before { background: oklch(0.85 0.12 40); }
.starter h3 { font-size: clamp(24px, 3vw, 32px); margin: 14px 0 0; }
.starter-copy > p { color: oklch(0.95 0.015 60 / 0.85); font-size: 16px; margin-top: 14px; max-width: 760px; text-wrap: pretty; }
.starter-guardrail { font-size: 14.5px !important; color: oklch(0.92 0.02 60 / 0.72) !important; border-left: 2px solid var(--accent); padding-left: 14px; }
.starter-actions { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; margin-top: 26px; }
.starter-actions .btn-ghost { color: #fff; border-color: oklch(1 0 0 / 0.3); }
.starter-actions .btn-ghost:hover { background: oklch(1 0 0 / 0.12); border-color: oklch(1 0 0 / 0.5); }
.starter-actions .link-arrow { color: #fff; }
.starter-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.starter-chips span { font-family: var(--ff-mono); font-size: 11.5px; padding: 5px 11px; border-radius: 999px; background: oklch(1 0 0 / 0.1); color: oklch(0.96 0.01 60 / 0.9); border: 1px solid oklch(1 0 0 / 0.16); }

@media (max-width: 940px) {
  .roads, .ts-cols { grid-template-columns: 1fr; }
  .rsc-note { grid-template-columns: 1fr; gap: 12px; }
  .starter { padding: 30px 24px; }
}

/* ============================================================
   FAQ (objections) - native <details>, zero-JS
   ============================================================ */
.faq-list { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { border: 1px solid var(--line); border-radius: var(--r-sm); background: #fff; box-shadow: var(--shadow-sm); overflow: hidden; }
.faq-item summary:focus-visible { outline-offset: -2px; }
.faq-item summary { cursor: pointer; list-style: none; padding: 20px 24px; font-family: var(--ff-display); font-weight: 700; font-size: 17.5px; color: var(--ink); display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-family: var(--ff-mono); font-size: 24px; font-weight: 400; color: var(--accent); transition: transform .2s ease; line-height: 0.8; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { color: var(--ink-2); font-size: 15.5px; padding: 0 24px 22px; text-wrap: pretty; }

/* ============================================================
   DEVELOPER EXPERIENCE - flexibility, agent-capable, Rails goodness
   ============================================================ */
.onramps { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.onramp { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 30px 28px 32px; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; }
.onramp-ic { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; color: #fff; margin-bottom: 18px;
  background: linear-gradient(145deg, var(--accent), var(--accent-deep)); box-shadow: 0 6px 16px color-mix(in oklch, var(--accent) 30%, transparent); }
.onramp-ic svg { width: 23px; height: 23px; }
.onramp-eyebrow { font-family: var(--ff-mono); font-size: 12px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent-deep); }
.onramp h3 { font-size: 23px; margin: 8px 0 0; }
.onramp > p { color: var(--ink-2); font-size: 15.5px; margin-top: 12px; text-wrap: pretty; }
.onramp ul { list-style: none; margin: 20px 0 0; padding: 0; display: flex; flex-direction: column; gap: 11px; }
.onramp li { display: grid; grid-template-columns: 20px 1fr; gap: 11px; align-items: start; font-size: 14.5px; color: var(--ink); }
.onramp li svg { width: 17px; height: 17px; margin-top: 2px; color: var(--accent); }

.agent { margin-top: 24px; border-radius: var(--r); padding: 32px 32px 34px;
  background: color-mix(in oklch, var(--accent) 6%, var(--sand)); border: 1px solid color-mix(in oklch, var(--accent) 24%, var(--line)); }
.agent-badge { display: inline-flex; font-family: var(--ff-mono); font-size: 11.5px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; padding: 6px 12px; border-radius: 999px; background: var(--accent); color: #fff; }
.agent h3 { font-size: clamp(22px, 2.6vw, 28px); margin: 16px 0 0; }
.agent p { color: var(--ink-2); font-size: 16px; margin-top: 12px; max-width: 760px; text-wrap: pretty; }
.agent-proof { color: var(--ink) !important; }
.agent-actions { display: flex; gap: 22px; margin-top: 20px; flex-wrap: wrap; }

.rails-goodness { margin-top: 32px; text-align: center; }
.rg-label { font-family: var(--ff-display); font-weight: 600; font-size: 18px; color: var(--ink); }
.rg-chips { display: flex; flex-wrap: wrap; justify-content: center; gap: 9px; margin-top: 18px; }
.rg-chips span { font-family: var(--ff-mono); font-size: 12.5px; padding: 7px 14px; border-radius: 999px; background: #fff; color: var(--ink-2); border: 1px solid var(--line-2); }

@media (max-width: 940px) {
  .onramps { grid-template-columns: 1fr; }
  .agent { padding: 26px 22px 28px; }
}