/* =========================================================================
   EnvyStack Consulting / shared stylesheet
   Direction: light editorial / premium advisory
   Display: Fraunces · Body: Hanken Grotesk · Mono: IBM Plex Mono
   ========================================================================= */

:root {
  /* Surfaces */
  --paper:    #FBFAF7;   /* warm off-white page */
  --paper-2:  #F3F1E9;   /* recessed panel */
  --surface:  #FFFFFF;   /* cards */

  /* Ink */
  --ink:      #0B1020;   /* midnight graphite */
  --ink-2:    #2E3A4F;   /* soft slate, secondary text */
  --ink-3:    #69728A;   /* muted / meta */

  /* Lines */
  --line:     #E7E3D8;
  --line-2:   #D9D4C6;

  /* Brand accents */
  --green:    #7EE081;
  --teal:     #1FB8C6;
  --teal-ink: #0B7A85;   /* accessible teal for text/links on light */
  --teal-ink-d:#085861;
  --grad:     linear-gradient(115deg, var(--teal) 0%, var(--green) 100%);

  /* Fonts */
  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-body:    'Hanken Grotesk', system-ui, -apple-system, sans-serif;
  --font-mono:    'IBM Plex Mono', ui-monospace, 'SFMono-Regular', monospace;

  /* Rhythm */
  --container: 1180px;
  --gutter: clamp(20px, 5vw, 56px);
  --section-y: clamp(72px, 11vw, 148px);
  --radius: 14px;
  --radius-lg: 22px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ------------------------------------------------------------------ Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--ink-2);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* Subtle paper grain + corner glow for atmosphere */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(120% 80% at 100% -10%, rgba(31,184,198,0.07), transparent 55%),
    radial-gradient(90% 70% at -10% 0%, rgba(126,224,129,0.06), transparent 50%);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; }

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

::selection { background: rgba(31,184,198,0.22); color: var(--ink); }

/* --------------------------------------------------------------- Layout */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
  position: relative;
  z-index: 1;
}

.section { padding-block: var(--section-y); position: relative; z-index: 1; }

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 12px 20px;
  z-index: 200;
  border-radius: 0 0 10px 0;
}
.skip-link:focus { left: 0; }

/* ----------------------------------------------------------- Typography */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-optical-sizing: auto;
  color: var(--ink);
  font-weight: 540;
  line-height: 1.04;
  letter-spacing: -0.018em;
}

.display {
  font-size: clamp(2.85rem, 7.2vw, 5.4rem);
  font-weight: 560;
  line-height: 0.98;
  letter-spacing: -0.028em;
}
.display em { font-style: italic; font-weight: 500; }

h2.heading {
  font-size: clamp(2rem, 4.4vw, 3.25rem);
  letter-spacing: -0.022em;
}
h3 { font-size: 1.4rem; letter-spacing: -0.01em; }

.lede {
  font-size: clamp(1.12rem, 1.7vw, 1.4rem);
  line-height: 1.55;
  color: var(--ink-2);
  font-weight: 400;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal-ink);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.7em;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--grad);
}
.eyebrow.center::after {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--grad);
}

.muted { color: var(--ink-3); }

p + p { margin-top: 1.1em; }

/* Links inside prose */
.prose a {
  color: var(--teal-ink);
  text-decoration: underline;
  text-decoration-color: rgba(11,122,133,0.35);
  text-underline-offset: 3px;
}
.prose a:hover { text-decoration-color: var(--teal-ink); }

/* ---------------------------------------------------------------- Buttons */
.btn {
  --btn-bg: var(--ink);
  --btn-fg: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6em;
  padding: 0.92em 1.5em;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.97rem;
  letter-spacing: 0.01em;
  color: var(--btn-fg);
  background: var(--btn-bg);
  border: 1px solid var(--btn-bg);
  border-radius: 50px;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease),
              background 0.3s var(--ease), color 0.3s var(--ease);
  will-change: transform;
}
.btn .arrow { transition: transform 0.35s var(--ease); }
.btn:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -12px rgba(11,16,32,0.45); }
.btn:hover .arrow { transform: translateX(4px); }

.btn-ghost {
  --btn-bg: transparent;
  --btn-fg: var(--ink);
  border-color: var(--line-2);
}
.btn-ghost:hover { border-color: var(--ink); box-shadow: none; transform: translateY(-2px); }

.btn-light {
  --btn-bg: #fff;
  --btn-fg: var(--ink);
}
.btn-outline-light {
  --btn-bg: transparent;
  --btn-fg: #fff;
  border-color: rgba(255,255,255,0.28);
}
.btn-outline-light:hover { border-color: var(--green); color: var(--green); box-shadow: none; }

.textlink {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--teal-ink);
}
.textlink .arrow { transition: transform 0.3s var(--ease); }
.textlink:hover .arrow { transform: translateX(4px); }

/* ----------------------------------------------------------------- Logo */
.logo { display: inline-flex; align-items: center; gap: 11px; }
.logo svg.mark { width: 30px; height: 38px; flex: none; }
.logo .wordmark {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 1.32rem;
  letter-spacing: -0.03em;
  color: var(--ink);
  line-height: 1;
}
.logo .descriptor {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-top: 3px;
}
.logo .logo-stack { display: flex; flex-direction: column; }
.logo.on-dark .wordmark { color: #fff; }
.logo.on-dark .descriptor { color: rgba(255,255,255,0.55); }

/* --------------------------------------------------------------- Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--paper) 82%, transparent);
  backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.site-header.scrolled { border-bottom-color: var(--line); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.primary-nav { display: flex; align-items: center; gap: clamp(18px, 2.6vw, 40px); }
.primary-nav .links { display: flex; align-items: center; gap: clamp(18px, 2.6vw, 36px); }
.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-2);
  position: relative;
  padding: 4px 0;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 100%; height: 1.5px;
  background: var(--grad);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.32s var(--ease);
}
.nav-link:hover::after, .nav-link[aria-current="page"]::after { transform: scaleX(1); }
.nav-link[aria-current="page"] { color: var(--ink); }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border: 1px solid var(--line-2);
  border-radius: 12px;
  background: var(--surface);
  position: relative;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 50%; top: 50%;
  width: 18px; height: 1.8px;
  background: var(--ink);
  transform: translate(-50%, -50%);
  transition: transform 0.3s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle span::before { transform: translate(-50%, -7px); }
.nav-toggle span::after  { transform: translate(-50%, 5px); }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translate(-50%, -50%) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after  { transform: translate(-50%, -50%) rotate(-45deg); }

/* ------------------------------------------------------------------ Hero */
.hero { padding-top: clamp(48px, 7vw, 92px); padding-bottom: clamp(56px, 8vw, 110px); }
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}
.hero-kicker { margin-bottom: 26px; }
.hero h1 { margin-bottom: 28px; }
.hero .lede { max-width: 34ch; margin-bottom: 38px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

/* Animated layered "stack" graphic */
.stack-art {
  position: relative;
  aspect-ratio: 1 / 1.06;
  display: grid;
  align-content: center;
  gap: 14px;
}
.stack-card {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 20px 22px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 24px 50px -34px rgba(11,16,32,0.35);
  transition: transform 0.5s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
}
.stack-card .dot {
  width: 38px; height: 38px; flex: none;
  border-radius: 11px;
  background: var(--grad);
  display: grid; place-items: center;
  opacity: 0.92;
}
.stack-card .dot svg { width: 19px; height: 19px; stroke: #fff; stroke-width: 1.9; fill: none; }
.stack-card .label { font-weight: 600; color: var(--ink); font-size: 1.02rem; }
.stack-card .label small {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  color: var(--ink-3);
  font-weight: 400;
  margin-top: 2px;
  text-transform: uppercase;
}
.stack-card:hover {
  transform: translateX(6px);
  border-color: color-mix(in srgb, var(--teal) 45%, var(--line));
  box-shadow: 0 30px 60px -34px rgba(11,16,32,0.42);
}

/* ----------------------------------------------------------- Stat strip */
.stats {
  border-block: 1px solid var(--line);
  background: var(--paper-2);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat {
  padding: clamp(28px, 4vw, 46px) clamp(18px, 2.2vw, 30px);
  border-left: 1px solid var(--line);
}
.stat:first-child { border-left: none; }
.stat .num {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 3.6vw, 3rem);
  font-weight: 560;
  color: var(--ink);
  letter-spacing: -0.03em;
  line-height: 1;
}
.stat .num .unit {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat .cap {
  margin-top: 12px;
  font-size: 0.92rem;
  color: var(--ink-3);
  line-height: 1.45;
}

/* --------------------------------------------------------- Section head */
.section-head { max-width: 62ch; margin-bottom: clamp(40px, 5vw, 64px); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head .eyebrow { margin-bottom: 20px; }
.section-head h2 { margin-bottom: 18px; }

/* ---------------------------------------------------- Service / pillars */
.pillars { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.pillar {
  background: var(--surface);
  padding: clamp(30px, 3.4vw, 48px);
  position: relative;
  transition: background 0.4s var(--ease);
}
.pillar::before {
  content: "";
  position: absolute; left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--grad);
  transform: scaleY(0);
  transform-origin: top;
  transition: transform 0.45s var(--ease);
}
.pillar:hover { background: color-mix(in srgb, var(--paper) 60%, var(--surface)); }
.pillar:hover::before { transform: scaleY(1); }
.pillar .index {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--ink-3);
}
.pillar .p-icon {
  width: 48px; height: 48px;
  margin: 22px 0 22px;
  border-radius: 13px;
  border: 1px solid var(--line-2);
  display: grid; place-items: center;
  background: var(--paper);
  transition: border-color 0.4s var(--ease), transform 0.4s var(--ease);
}
.pillar:hover .p-icon { border-color: color-mix(in srgb, var(--teal) 50%, var(--line-2)); transform: translateY(-2px); }
.pillar .p-icon svg { width: 23px; height: 23px; stroke: var(--ink); stroke-width: 1.7; fill: none; }
.pillar h3 { margin-bottom: 12px; }
.pillar p { font-size: 0.99rem; color: var(--ink-2); }
.pillar .outcome {
  margin-top: 22px;
  padding-top: 18px;
  border-top: 1px dashed var(--line-2);
  font-size: 0.9rem;
  color: var(--ink-3);
}
.pillar .outcome b { color: var(--teal-ink); font-weight: 600; }

/* --------------------------------------------------------- Split / about */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(36px, 6vw, 90px);
  align-items: center;
}
.quote-block {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.6vw, 2.15rem);
  line-height: 1.28;
  letter-spacing: -0.018em;
  color: var(--ink);
  font-weight: 480;
}
.quote-block em { font-style: italic; }
.quote-mark {
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* layered panel used on about/teaser */
.panel-stack { display: grid; gap: 14px; }
.panel-row {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 22px 24px;
  display: flex; align-items: flex-start; gap: 18px;
  transition: transform 0.4s var(--ease), border-color 0.4s var(--ease);
}
.panel-row:hover { transform: translateY(-2px); border-color: var(--line-2); }
.panel-row .n {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--teal-ink);
  padding-top: 3px;
  flex: none;
}
.panel-row h4 { font-size: 1.08rem; margin-bottom: 5px; }
.panel-row p { font-size: 0.93rem; color: var(--ink-3); }

/* ----------------------------------------------------------- Process */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(20px, 2.4vw, 32px); }
.step { position: relative; padding-top: 30px; }
.step::before {
  content: "";
  position: absolute; top: 0; left: 0;
  width: 100%; height: 2px;
  background: var(--line);
}
.step::after {
  content: "";
  position: absolute; top: 0; left: 0;
  width: 36%; height: 2px;
  background: var(--grad);
}
.step .s-num {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  color: var(--teal-ink);
  margin-bottom: 14px;
}
.step h3 { font-size: 1.22rem; margin-bottom: 9px; }
.step p { font-size: 0.92rem; color: var(--ink-3); }

/* ------------------------------------------------------------- CTA band */
.cta-band { background: var(--ink); position: relative; overflow: hidden; }
.cta-band::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(80% 120% at 100% 0%, rgba(31,184,198,0.20), transparent 55%),
    radial-gradient(70% 110% at 0% 100%, rgba(126,224,129,0.16), transparent 55%);
}
.cta-band .container { position: relative; z-index: 1; text-align: center; }
.cta-band h2 { color: #fff; margin-bottom: 18px; }
.cta-band p { color: rgba(255,255,255,0.72); max-width: 50ch; margin-inline: auto; margin-bottom: 36px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* --------------------------------------------------------------- Footer */
.site-footer { background: var(--ink); color: rgba(255,255,255,0.7); padding-block: clamp(54px, 7vw, 84px) 34px; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr; gap: clamp(32px, 5vw, 64px); }
.footer-brand p { margin-top: 18px; max-width: 34ch; font-size: 0.92rem; color: rgba(255,255,255,0.55); }
.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  font-weight: 500;
  margin-bottom: 18px;
}
.footer-col a { display: block; padding: 6px 0; color: rgba(255,255,255,0.72); font-size: 0.94rem; transition: color 0.25s var(--ease); }
.footer-col a:hover { color: var(--green); }
.footer-bottom {
  margin-top: clamp(40px, 5vw, 60px);
  padding-top: 26px;
  border-top: 1px solid rgba(255,255,255,0.12);
  display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap;
  font-size: 0.86rem;
  color: rgba(255,255,255,0.45);
}
.footer-bottom .socials { display: flex; gap: 10px; }
.footer-bottom .socials a {
  width: 38px; height: 38px;
  border: 1px solid rgba(255,255,255,0.16);
  border-radius: 10px;
  display: grid; place-items: center;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.footer-bottom .socials a:hover { border-color: transparent; background: var(--grad); }
.footer-bottom .socials svg { width: 17px; height: 17px; fill: currentColor; color: rgba(255,255,255,0.8); }

/* ----------------------------------------------------------- Contact */
.contact-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(36px, 5vw, 72px); align-items: start; }
.contact-card {
  border: 1px solid var(--line);
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: clamp(28px, 3.4vw, 44px);
  box-shadow: 0 30px 60px -44px rgba(11,16,32,0.4);
}
.contact-method { display: flex; gap: 16px; padding: 18px 0; border-top: 1px solid var(--line); align-items: flex-start; }
.contact-method:first-of-type { border-top: none; padding-top: 0; }
.contact-method .ci {
  width: 42px; height: 42px; flex: none;
  border-radius: 11px; border: 1px solid var(--line-2);
  display: grid; place-items: center; background: var(--paper);
}
.contact-method .ci svg { width: 19px; height: 19px; stroke: var(--ink); stroke-width: 1.7; fill: none; }
.contact-method .k { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-3); }
.contact-method .v { font-size: 1.05rem; color: var(--ink); font-weight: 600; }
.contact-method .v a { color: var(--teal-ink); }

/* ----------------------------------------------------------- Form */
.form { display: grid; gap: 18px; }
.form .field { display: grid; gap: 7px; }
.form label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.form label .opt { text-transform: none; letter-spacing: 0; color: var(--ink-3); opacity: 0.7; }
.form input,
.form textarea {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--line-2);
  border-radius: 11px;
  padding: 13px 15px;
  width: 100%;
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s var(--ease);
}
.form textarea { resize: vertical; min-height: 120px; line-height: 1.55; }
.form input::placeholder,
.form textarea::placeholder { color: var(--ink-3); opacity: 0.6; }
.form input:focus,
.form textarea:focus {
  outline: none;
  background: var(--surface);
  border-color: var(--teal-ink);
  box-shadow: 0 0 0 3px rgba(31,184,198,0.14);
}
.form input:user-invalid,
.form textarea:user-invalid { border-color: #d6584f; box-shadow: 0 0 0 3px rgba(214,88,79,0.12); }
.form .hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }
.form button[type="submit"] { margin-top: 4px; justify-self: start; }
.form button[disabled] { opacity: 0.6; pointer-events: none; }
.form-status {
  font-size: 0.92rem;
  margin: 0;
  min-height: 1.2em;
  transition: color 0.25s var(--ease);
}
.form-status:empty { display: none; }
.form-status.sending { color: var(--ink-3); }
.form-status.ok { color: var(--teal-ink); font-weight: 600; }
.form-status.err { color: #c2483f; font-weight: 600; }

.note {
  font-size: 0.82rem;
  color: var(--ink-3);
  font-family: var(--font-mono);
  letter-spacing: 0.02em;
}

/* --------------------------------------------------------- Page hero (sub) */
.page-hero { padding-top: clamp(48px, 6vw, 80px); padding-bottom: clamp(8px, 2vw, 20px); }
.page-hero .eyebrow { margin-bottom: 22px; }
.page-hero h1 { font-size: clamp(2.6rem, 6vw, 4.5rem); letter-spacing: -0.028em; margin-bottom: 24px; }
.page-hero .lede { max-width: 56ch; }

/* ------------------------------------------------------------ Reveal anim */
[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
[data-reveal].is-visible { opacity: 1; transform: none; }
[data-reveal][data-delay="1"] { transition-delay: 0.08s; }
[data-reveal][data-delay="2"] { transition-delay: 0.16s; }
[data-reveal][data-delay="3"] { transition-delay: 0.24s; }
[data-reveal][data-delay="4"] { transition-delay: 0.32s; }

/* Hero load stagger */
.hero [data-load] { opacity: 0; transform: translateY(20px); animation: rise 0.85s var(--ease) forwards; }
.hero [data-load="1"] { animation-delay: 0.05s; }
.hero [data-load="2"] { animation-delay: 0.15s; }
.hero [data-load="3"] { animation-delay: 0.25s; }
.hero [data-load="4"] { animation-delay: 0.35s; }
.stack-art .stack-card { opacity: 0; transform: translateY(18px); animation: rise 0.8s var(--ease) forwards; }
.stack-art .stack-card:nth-child(1) { animation-delay: 0.35s; }
.stack-art .stack-card:nth-child(2) { animation-delay: 0.47s; }
.stack-art .stack-card:nth-child(3) { animation-delay: 0.59s; }
@keyframes rise { to { opacity: 1; transform: none; } }

/* ------------------------------------------------------------- Responsive */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: clamp(40px, 6vw, 60px); }
  .stack-art { max-width: 460px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3) { border-left: none; }
  .stat:nth-child(odd) { border-left: none; }
  .stat:nth-child(even) { border-left: 1px solid var(--line); }
  .stat:nth-child(3), .stat:nth-child(4) { border-top: 1px solid var(--line); }
  .steps { grid-template-columns: repeat(2, 1fr); row-gap: 38px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .primary-nav .links,
  .primary-nav .nav-cta { display: none; }
  .primary-nav.open {
    position: fixed;
    inset: 76px 0 auto 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px var(--gutter) 28px;
    box-shadow: 0 30px 50px -30px rgba(11,16,32,0.35);
  }
  .primary-nav.open .links {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .primary-nav.open .links .nav-link {
    padding: 16px 0;
    border-bottom: 1px solid var(--line);
    font-size: 1.05rem;
  }
  .primary-nav.open .links .nav-link::after { display: none; }
  .primary-nav.open .nav-cta { display: inline-flex; margin-top: 20px; }
  .pillars { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
  .stat .num { font-size: 2.2rem; }
}

/* ------------------------------------------------------ Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-delay: 0 !important; transition-duration: 0.001ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .hero [data-load], .stack-art .stack-card { opacity: 1; transform: none; }
}