/* ===========================================================================
   Boro Software — site stylesheet
   Ported from the "Boro Software Design System" (claude.ai/design).
   Palette: aizome indigo + kakishibu persimmon on undyed-cotton canvas.
   Display: Bricolage Grotesque · Body: Hanken Grotesk · Mono: JetBrains Mono.
   =========================================================================== */

/* ----- Webfonts (Google Fonts) ----------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,400..800&family=Hanken+Grotesk:ital,wght@0,300..800;1,400..600&family=JetBrains+Mono:wght@400;500;700&display=swap');

/* ===========================================================================
   Tokens
   =========================================================================== */
:root {
  /* --- Indigo (aizome) — the hero dye, dark to light --- */
  --indigo-900: #11192e;
  --indigo-800: #18233f;
  --indigo-700: #1f2d50;
  --indigo-600: #2a3d6a;
  --indigo-500: #38528c;
  --indigo-400: #5876a8;
  --indigo-300: #8aa4c6;
  --indigo-200: #b9cbe1;
  --indigo-100: #dde7f1;
  --indigo-50:  #eef3f8;

  /* --- Sashiko thread --- */
  --thread-500: #7fa6cf;
  --thread-400: #a3c2e0;
  --thread-300: #c2d8ec;
  --thread-200: #dbe8f4;

  /* --- Canvas (undyed cotton / hemp / aged paper) --- */
  --canvas-900: #b6ac96;
  --canvas-700: #d8cfba;
  --canvas-500: #e7dfcd;
  --canvas-300: #f1ead9;
  --canvas-100: #f7f2e7;
  --canvas-50:  #faf7ef;

  /* --- Kakishibu (persimmon) accent --- */
  --persimmon-700: #9c4a22;
  --persimmon-500: #c2632f;
  --persimmon-300: #dd9468;
  --persimmon-100: #f0d9c8;

  /* --- Madder & sage --- */
  --madder-600: #9b3b2f;
  --madder-100: #efd3cd;
  --sage-600:   #4f6f5e;
  --sage-100:   #d6e0d8;
  --ochre-600:  #b07d2c;
  --ochre-100:  #f0e2c2;

  /* ---- Semantic aliases ---- */
  --surface-page:    var(--canvas-300);
  --surface-raised:  var(--canvas-100);
  --surface-card:    var(--canvas-50);
  --surface-sunken:  var(--canvas-500);
  --surface-inverse: var(--indigo-800);

  --surface-indigo:      var(--indigo-700);
  --surface-indigo-deep: var(--indigo-900);

  --text-strong: var(--indigo-900);
  --text-body:   var(--indigo-800);
  --text-muted:  color-mix(in srgb, var(--indigo-800) 62%, var(--canvas-500));
  --text-subtle: color-mix(in srgb, var(--indigo-800) 42%, var(--canvas-500));
  --text-on-indigo:       var(--canvas-100);
  --text-on-indigo-muted: var(--indigo-200);
  --text-accent: var(--persimmon-700);
  --text-link:   var(--indigo-600);

  --border-soft:   color-mix(in srgb, var(--canvas-900) 38%, transparent);
  --border-strong: color-mix(in srgb, var(--indigo-800) 28%, transparent);
  --stitch-color:  var(--thread-300);

  --brand:       var(--indigo-700);
  --brand-hover: var(--indigo-800);
  --accent:      var(--persimmon-500);
  --accent-hover:var(--persimmon-700);
  --focus-ring:  color-mix(in srgb, var(--indigo-500) 55%, transparent);

  --success: var(--sage-600);

  /* ---- Typography ---- */
  --font-display: 'Bricolage Grotesque', 'Hanken Grotesk', system-ui, sans-serif;
  --font-body:    'Hanken Grotesk', system-ui, -apple-system, sans-serif;
  --font-mono:    'JetBrains Mono', 'SFMono-Regular', ui-monospace, monospace;

  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;
  --weight-extra: 800;

  --fs-display: clamp(2.75rem, 1.6rem + 4.6vw, 4.75rem);
  --fs-h1: clamp(2.1rem, 1.5rem + 2.6vw, 3.25rem);
  --fs-h2: clamp(1.65rem, 1.3rem + 1.6vw, 2.4rem);
  --fs-h3: 1.5rem;
  --fs-h4: 1.25rem;
  --fs-lead: 1.1875rem;
  --fs-body: 1rem;
  --fs-small: 0.875rem;
  --fs-caption: 0.75rem;
  --fs-eyebrow: 0.8125rem;

  --leading-tight: 1.04;
  --leading-snug: 1.18;
  --leading-normal: 1.5;
  --leading-relaxed: 1.65;

  --tracking-tight: -0.02em;
  --tracking-display: -0.025em;
  --tracking-wide: 0.04em;
  --tracking-eyebrow: 0.16em;

  /* ---- Spacing ---- */
  --space-1: 0.25rem;  --space-2: 0.5rem;  --space-3: 0.75rem;
  --space-4: 1rem;     --space-5: 1.5rem;  --space-6: 2rem;
  --space-7: 2.5rem;   --space-8: 3rem;    --space-9: 4rem;
  --space-10: 5rem;    --space-12: 6rem;   --space-16: 8rem;

  --container: 1200px;
  --container-text: 720px;
  --gutter: clamp(1.25rem, 0.5rem + 3vw, 3rem);
  --section-y: clamp(4rem, 2rem + 8vw, 8rem);

  /* ---- Effects ---- */
  --radius-xs: 4px;   --radius-sm: 8px;   --radius-md: 12px;
  --radius-lg: 18px;  --radius-xl: 26px;  --radius-2xl: 36px;
  --radius-pill: 999px;

  --stitch-width: 2px;

  --shadow-xs: 0 1px 2px color-mix(in srgb, var(--indigo-900) 8%, transparent);
  --shadow-sm: 0 1px 2px color-mix(in srgb, var(--indigo-900) 7%, transparent),
               0 2px 6px color-mix(in srgb, var(--indigo-900) 6%, transparent);
  --shadow-md: 0 2px 4px color-mix(in srgb, var(--indigo-900) 6%, transparent),
               0 8px 20px color-mix(in srgb, var(--indigo-900) 10%, transparent);
  --shadow-lg: 0 4px 8px color-mix(in srgb, var(--indigo-900) 7%, transparent),
               0 18px 40px color-mix(in srgb, var(--indigo-900) 14%, transparent);

  --ease-out: cubic-bezier(0.22, 0.61, 0.36, 1);
  --dur-fast: 120ms;
  --dur-base: 200ms;
  --ring: 0 0 0 3px var(--focus-ring);
}

/* ===========================================================================
   Base
   =========================================================================== */
*, *::before, *::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 88px; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: var(--leading-normal);
  color: var(--text-body);
  background-color: var(--surface-page);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--text-strong);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-display);
  margin: 0 0 0.5em;
  text-wrap: balance;
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); letter-spacing: var(--tracking-tight); }
h4 { font-size: var(--fs-h4); letter-spacing: var(--tracking-tight); font-weight: var(--weight-semibold); }

p { margin: 0 0 1em; text-wrap: pretty; }

a { color: var(--text-link); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

code, kbd, samp { font-family: var(--font-mono); font-size: 0.9em; }

::selection { background: var(--thread-400); color: var(--indigo-900); }

:focus-visible { outline: none; box-shadow: var(--ring); border-radius: var(--radius-xs); }

img, svg { max-width: 100%; }

/* ----- Brand utilities ----- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: calc(var(--fs-eyebrow) * 1.25);
  letter-spacing: var(--tracking-eyebrow);
  text-transform: uppercase;
  color: var(--text-accent);
  font-weight: var(--weight-medium);
  margin: 0 0 14px;
}

.paper {
  background-color: var(--surface-page);
  background-image:
    linear-gradient(90deg, color-mix(in srgb, var(--canvas-900) 11%, transparent) 0, transparent 55%),
    linear-gradient(0deg,  color-mix(in srgb, var(--canvas-900) 9%, transparent) 0, transparent 55%);
  background-size: 4px 4px, 4px 4px;
  background-attachment: fixed;
}

.denim {
  background-color: var(--indigo-600);
  color: var(--text-on-indigo);
  background-image:
    linear-gradient(90deg, rgba(255,255,255,0.10) 0, transparent 55%),
    linear-gradient(0deg,  rgba(0,0,0,0.16) 0, transparent 55%);
  background-size: 4px 4px, 4px 4px;
  background-attachment: fixed;
}

.patch {
  background: var(--surface-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

/* ===========================================================================
   Layout primitives
   =========================================================================== */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
}
.section { padding-top: var(--section-y); padding-bottom: var(--section-y); }

/* ===========================================================================
   Buttons
   =========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: var(--weight-semibold);
  font-size: 15px;
  line-height: 1;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: background var(--dur-base) var(--ease-out),
              color var(--dur-base) var(--ease-out),
              border-color var(--dur-base) var(--ease-out),
              transform var(--dur-fast) var(--ease-out);
  text-decoration: none;
  white-space: nowrap;
}
.btn:hover { text-decoration: none; }
.btn:active { transform: translateY(1px); }

.btn-accent { background: var(--accent); color: var(--canvas-100); box-shadow: var(--shadow-sm); }
.btn-accent:hover { background: var(--accent-hover); color: var(--canvas-100); }

.btn-secondary { background: transparent; color: var(--text-body); border-color: var(--border-strong); }
.btn-secondary:hover { background: color-mix(in srgb, var(--indigo-800) 6%, transparent); }

.btn-on-indigo { background: transparent; color: var(--canvas-100); border-color: var(--thread-500); }
.btn-on-indigo:hover { background: rgba(255,255,255,0.08); color: var(--canvas-100); }

.btn-lg { font-size: 16px; padding: 15px 26px; }

/* ===========================================================================
   Brand wordmark
   =========================================================================== */
.wordmark { display: inline-flex; align-items: center; gap: 14px; }
.bmark {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px; height: 46px;
  flex-shrink: 0;
  background: var(--indigo-700);
  color: var(--canvas-100);
  border-radius: 13px;
  font-family: var(--font-display);
  font-weight: var(--weight-extra);
  font-size: 27px;
  letter-spacing: -0.04em;
  line-height: 1;
  box-shadow: var(--shadow-xs);
}
.bmark::after {
  content: "";
  position: absolute;
  inset: 6px;
  border-radius: 8px;
  border: 1.5px dashed var(--thread-300);
  pointer-events: none;
}
.wordmark-text {
  display: flex;
  flex-direction: column;
  line-height: 0.96;
  font-family: var(--font-display);
  font-weight: var(--weight-extra);
  letter-spacing: 0.02em;
  color: var(--text-strong);
}
.wordmark-text .wm-1 { font-size: 23px; }
.wordmark-text .wm-2 { font-size: 13px; font-weight: var(--weight-semibold); letter-spacing: 0.14em; opacity: 0.85; }

/* light-on-dark variant */
.wordmark.light .bmark { background: var(--canvas-100); color: var(--indigo-700); }
.wordmark.light .bmark::after { border-color: var(--indigo-300); }
.wordmark.light .wordmark-text { color: var(--canvas-100); }

/* ===========================================================================
   Header
   =========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--surface-page) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 14px;
  padding-bottom: 14px;
}
.site-nav { display: flex; gap: 28px; align-items: center; }
.site-nav a { font-size: 15px; font-weight: var(--weight-medium); color: var(--text-body); }
.site-nav a:hover { color: var(--text-strong); text-decoration: none; }
.header-cta { display: flex; align-items: center; gap: 14px; }

/* ===========================================================================
   Hero
   =========================================================================== */
.hero { position: relative; overflow: hidden; }
.hero-seams { position: absolute; inset: 0; opacity: 0.5; pointer-events: none; }
.hero .container {
  position: relative;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 56px;
  align-items: center;
  padding-top: clamp(4rem, 3rem + 6vw, 7.5rem);
  padding-bottom: clamp(4rem, 3rem + 6vw, 7.5rem);
}
.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--persimmon-300);
  font-weight: var(--weight-medium);
  margin-bottom: 22px;
}
.hero h1 {
  font-size: var(--fs-display);
  font-weight: var(--weight-extra);
  line-height: 1.02;
  letter-spacing: -0.025em;
  color: var(--canvas-100);
  margin: 0 0 22px;
}
.hero-lead {
  font-size: var(--fs-lead);
  line-height: 1.55;
  color: var(--indigo-200);
  max-width: 46ch;
  margin: 0 0 32px;
}
.hero-actions { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 26px; margin-top: 44px; flex-wrap: wrap; }
.hero-stat .n { font-family: var(--font-display); font-weight: var(--weight-extra); font-size: 30px; color: var(--thread-300); }
.hero-stat .l { font-size: 13.5px; color: var(--indigo-200); max-width: 20ch; }

/* patch stack */
.patch-stack { position: relative; min-height: 360px; }
.patch-stack > div { position: absolute; border-radius: var(--radius-xl); box-shadow: var(--shadow-lg); }
.patch-code {
  top: 12px; left: 8px; right: 92px; height: 150px;
  transform: rotate(-3deg);
  background-color: #ffffff;
  background-image:
    linear-gradient(90deg, color-mix(in srgb, var(--canvas-900) 11%, transparent) 0, transparent 55%),
    linear-gradient(0deg,  color-mix(in srgb, var(--canvas-900) 9%, transparent) 0, transparent 55%);
  background-size: 4px 4px, 4px 4px;
  border: 1px solid var(--border-soft);
  padding: 20px 22px;
}
.patch-code::after {
  content: ""; position: absolute; inset: 8px;
  border: var(--stitch-width) dashed var(--indigo-400);
  border-radius: var(--radius-lg);
  pointer-events: none;
}
.patch-code .kicker {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--persimmon-700);
  font-weight: var(--weight-medium); margin: 0 0 12px;
}
.mend-list {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-direction: column; gap: 9px;
}
.mend-list li {
  position: relative; padding-left: 26px;
  font-family: var(--font-display); font-weight: var(--weight-semibold);
  font-size: 16px; color: var(--indigo-700); line-height: 1.2;
}
.mend-list li::before {
  content: ""; position: absolute; left: 0; top: 2px;
  width: 16px; height: 16px; border-radius: var(--radius-xs);
  border: var(--stitch-width) dashed var(--thread-500);
  background:
    linear-gradient(45deg, transparent 44%, var(--persimmon-500) 44%, var(--persimmon-500) 56%, transparent 56%),
    linear-gradient(-45deg, transparent 44%, var(--persimmon-500) 44%, var(--persimmon-500) 56%, transparent 56%);
}
.patch-quote {
  top: 150px; left: 92px; right: 6px; height: 165px;
  transform: rotate(2.5deg);
  background-color: #ffffff;
  background-image:
    linear-gradient(90deg, color-mix(in srgb, var(--canvas-900) 11%, transparent) 0, transparent 55%),
    linear-gradient(0deg,  color-mix(in srgb, var(--canvas-900) 9%, transparent) 0, transparent 55%);
  background-size: 4px 4px, 4px 4px;
  color: var(--text-body);
}
.patch-quote .stitch { position: absolute; inset: 9px; border: var(--stitch-width) dashed var(--indigo-400); border-radius: var(--radius-lg); }
.patch-quote .inner { position: relative; padding: 22px; }
.patch-quote .kicker { font-family: var(--font-mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--persimmon-700); margin-bottom: 8px; }
.patch-quote .line { font-family: var(--font-display); font-weight: var(--weight-bold); font-size: 22px; line-height: 1.15; color: var(--text-strong); }

/* ===========================================================================
   Services
   =========================================================================== */
.section-head { max-width: 44ch; margin-bottom: 44px; }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.service-card {
  position: relative;
  background: var(--surface-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--space-6);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out);
}
.service-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.service-card::after {
  content: "";
  position: absolute;
  inset: 7px;
  border: var(--stitch-width) dashed var(--stitch-color);
  border-radius: inherit;
  pointer-events: none;
}
.service-icon {
  display: inline-flex; align-items: center; justify-content: center;
  width: 46px; height: 46px;
  border-radius: var(--radius-md);
  background: var(--indigo-50);
  color: var(--indigo-600);
  margin-bottom: 18px;
}
.service-icon svg { width: 22px; height: 22px; }
.service-card h3 { margin: 0 0 10px; }
.service-card p { margin: 0; color: var(--text-muted); font-size: 15px; line-height: 1.6; }

/* ===========================================================================
   Approach band (sunken canvas)
   =========================================================================== */
.approach {
  background: var(--surface-sunken);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}
.approach-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 56px; align-items: center; }
.approach-panel {
  position: relative;
  min-height: 320px;
  border-radius: var(--radius-2xl);
  display: grid;
  place-items: center;
  padding: 40px;
  overflow: hidden;
}
.approach-panel .stitch { position: absolute; inset: 20px; border: var(--stitch-width) dashed var(--thread-500); border-radius: var(--radius-xl); opacity: 0.6; }
.approach-panel .term {
  position: relative;
  font-family: var(--font-mono);
  font-size: 16.25px;
  line-height: 1.8;
  color: var(--thread-200);
  white-space: pre-wrap;
  margin: 0;
}
.approach-panel .term .c { color: var(--persimmon-300); }
.approach-panel .term .ok { color: var(--thread-400); }
.approach h2 { margin: 0 0 18px; }
.approach-lead { font-size: var(--fs-lead); color: var(--text-body); margin-bottom: 20px; }
.approach p { color: var(--text-muted); }

/* Method steps */
.steps {
  list-style: none; margin: 52px 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.step { padding-top: 20px; border-top: var(--stitch-width) dashed var(--indigo-300); }
.step-n { font-family: var(--font-mono); font-size: 13px; font-weight: var(--weight-medium); color: var(--text-accent); }
.step h4 { margin: 10px 0 8px; }
.step p { margin: 0; color: var(--text-muted); font-size: 14.5px; line-height: 1.55; }

/* ===========================================================================
   About
   =========================================================================== */
.about-grid { display: grid; grid-template-columns: 1.35fr 0.65fr; gap: 48px; align-items: start; }
.about-text p:not(.approach-lead):not(.eyebrow) { color: var(--text-muted); }
.about-card { padding: var(--space-6); align-self: start; }
.facts { list-style: none; margin: 18px 0 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.facts li {
  position: relative; padding-left: 24px;
  font-weight: var(--weight-semibold); color: var(--text-strong); font-size: 15px;
}
.facts li::before {
  content: ""; position: absolute; left: 0; top: 6px;
  width: 9px; height: 9px; background: var(--persimmon-500); transform: rotate(45deg);
}
.about-founder {
  margin: 20px 0 0; padding-top: 18px;
  border-top: 1px solid var(--border-soft);
  font-size: 14px; color: var(--text-muted);
}
.about-founder strong { color: var(--text-strong); }

/* ===========================================================================
   Contact / CTA band
   =========================================================================== */
.cta-band {
  position: relative;
  border-radius: var(--radius-2xl);
  padding: clamp(4rem, 3rem + 3vw, 5.5rem) clamp(2rem, 1rem + 4vw, 4rem);
  text-align: center;
}
.cta-band .stitch {
  position: absolute; inset: 18px;
  border-radius: calc(var(--radius-2xl) - 10px);
  border: var(--stitch-width) dashed var(--thread-500);
  opacity: 0.55;
  pointer-events: none;
}
.cta-inner { position: relative; }
.cta-band .eyebrow { color: var(--persimmon-300); }
.cta-band h2 { color: var(--canvas-100); font-size: var(--fs-h1); margin: 0 auto 18px; max-width: 22ch; }
.cta-lead { color: var(--indigo-200); font-size: var(--fs-lead); max-width: 46ch; margin: 0 auto 30px; }
.contact-methods {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 30px;
}
.contact-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: var(--radius-pill);
  border: var(--stitch-width) dashed var(--thread-500);
  color: var(--canvas-100);
  font-family: var(--font-mono);
  font-size: 14px;
  background: rgba(255,255,255,0.04);
}
.contact-chip:hover { text-decoration: none; background: rgba(255,255,255,0.10); color: var(--canvas-100); }
.contact-chip svg { width: 17px; height: 17px; color: var(--thread-300); }

/* ===========================================================================
   Footer
   =========================================================================== */
.site-footer { border-top: 1px solid var(--border-soft); }
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 32px;
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
}
.footer-grid p { color: var(--text-muted); font-size: 14px; margin-top: 16px; max-width: 30ch; }
.footer-col h4 { font-family: var(--font-body); font-weight: var(--weight-bold); font-size: 14px; color: var(--text-strong); margin: 0 0 14px; letter-spacing: 0; }
.footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 14px; color: var(--text-muted); }
.footer-col a:hover { color: var(--text-strong); }
.footer-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-bottom: var(--space-7);
  font-size: 13px;
  color: var(--text-subtle);
  font-family: var(--font-mono);
}

/* ===========================================================================
   Responsive
   =========================================================================== */
@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; gap: 40px; }
  .patch-stack { min-height: 300px; }
  .approach-grid { grid-template-columns: 1fr; gap: 36px; }
  .approach-panel { order: -1; min-height: 240px; }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .services-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .site-nav { display: none; }
  .steps { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .patch-stack { display: none; }
  .hero-stats { gap: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}