/* ============================================================
   KRUQ Trust Center
   Aesthetic: controlled technical document — deep navy field,
   hairline rules, numbered sections, electric blue as signal.
   ============================================================ */

:root {
  /* Field */
  --ink:        #05080f;
  --ink-2:      #070c16;
  --surface:    #0a1120;
  --surface-2:  #0c1424;

  /* Line work */
  --line:       rgba(139, 165, 204, 0.14);
  --line-soft:  rgba(139, 165, 204, 0.08);
  --line-hard:  rgba(139, 165, 204, 0.26);

  /* Type */
  --text:       #eef3fb;
  --text-2:     #b6c4da;
  --muted:      #8195b2;
  --muted-2:    #64778f;

  /* Signal */
  --blue:       #3d7bff;
  --blue-bright:#6ba0ff;
  --blue-deep:  #1f4fd0;
  --blue-wash:  rgba(61, 123, 255, 0.10);
  --blue-line:  rgba(61, 123, 255, 0.34);

  /* Type stacks */
  --font-display: "Archivo", "Helvetica Neue", Helvetica, sans-serif;
  --font-body:    "Public Sans", "Helvetica Neue", Helvetica, sans-serif;
  --font-mono:    "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* Rhythm */
  --shell:      1180px;
  --gutter:     clamp(1.25rem, 4vw, 3rem);
  --pad-section: clamp(4.5rem, 9vw, 8.5rem);
  --radius:     14px;
  --radius-sm:  10px;

  --ease: cubic-bezier(0.22, 0.68, 0.24, 1);
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 6.5rem;
}

body {
  background: var(--ink);
  color: var(--text);
  font-family: var(--font-body);
  font-size: clamp(1rem, 0.97rem + 0.15vw, 1.0625rem);
  line-height: 1.62;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; }
ul, ol { list-style: none; padding: 0; }

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

::selection { background: var(--blue); color: #fff; }

.skip {
  position: absolute;
  left: 1rem;
  top: -100%;
  z-index: 200;
  padding: 0.7rem 1.1rem;
  background: var(--blue);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  border-radius: 8px;
  text-decoration: none;
  transition: top 0.2s var(--ease);
}
.skip:focus { top: 1rem; }

/* ── Background canvas ─────────────────────────────────── */
.canvas {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: var(--ink);
}
.canvas-glow,
.canvas-grid { position: absolute; inset: 0; display: block; }

.canvas-glow {
  background:
    radial-gradient(58rem 34rem at 76% -8%, rgba(61, 123, 255, 0.20), transparent 62%),
    radial-gradient(44rem 30rem at 4% 8%, rgba(31, 79, 208, 0.14), transparent 60%),
    linear-gradient(180deg, #060a13 0%, #05080f 42%, #060a14 100%);
}
.canvas-grid {
  background-image:
    linear-gradient(to right, rgba(139, 165, 204, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(139, 165, 204, 0.055) 1px, transparent 1px);
  background-size: 84px 84px;
  mask-image: radial-gradient(120% 90% at 50% 0%, #000 12%, transparent 78%);
  -webkit-mask-image: radial-gradient(120% 90% at 50% 0%, #000 12%, transparent 78%);
}

/* ── Layout ────────────────────────────────────────────── */
.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.section {
  padding-block: var(--pad-section);
  border-top: 1px solid var(--line-soft);
  position: relative;
}
.section-tight { padding-block: clamp(2.5rem, 5vw, 4rem); border-top: 0; }

/* ── Shared type ───────────────────────────────────────── */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--blue-bright);
}
.eyebrow .dot { color: var(--muted-2); margin-inline: 0.15em; }

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.022em;
  text-wrap: balance;
}

/* ── Header ────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 90;
  background: rgba(5, 8, 15, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line-soft);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 4.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--text);
  flex-shrink: 0;
}
.brand-mark { color: var(--blue); transition: color 0.25s var(--ease); }
.brand:hover .brand-mark { color: var(--blue-bright); }
.brand-text {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 0.01em;
}
.brand-text b { font-weight: 700; letter-spacing: 0.06em; }
.brand-text > span:last-child { color: var(--text-2); font-weight: 500; }
.brand-sep {
  width: 1px;
  height: 1.1em;
  background: var(--line-hard);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
}
.site-nav ul {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}
.site-nav ul a {
  position: relative;
  font-size: 0.875rem;
  color: var(--muted);
  text-decoration: none;
  padding-block: 0.35rem;
  transition: color 0.2s var(--ease);
  white-space: nowrap;
}
.site-nav ul a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.28s var(--ease);
}
.site-nav ul a:hover { color: var(--text); }
.site-nav ul a:hover::after,
.site-nav ul a[aria-current="true"]::after { transform: scaleX(1); }
.site-nav ul a[aria-current="true"] { color: var(--text); }

.nav-cta {
  font-size: 0.85rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--text);
  padding: 0.5rem 1rem;
  border: 1px solid var(--line-hard);
  border-radius: 999px;
  transition: border-color 0.24s var(--ease), background-color 0.24s var(--ease), color 0.24s var(--ease);
}
.nav-cta:hover {
  border-color: var(--blue-line);
  background: var(--blue-wash);
  color: #fff;
}

.nav-toggle {
  display: none;
  width: 2.6rem;
  height: 2.6rem;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--text);
  cursor: pointer;
}
.nav-toggle-bars { display: block; width: 17px; }
.nav-toggle-bars i {
  display: block;
  height: 1.5px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.26s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle-bars i + i { margin-top: 5px; }
.nav-toggle[aria-expanded="true"] i:first-child { transform: translateY(3.25px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] i:last-child  { transform: translateY(-3.25px) rotate(-45deg); }

/* ── Hero ──────────────────────────────────────────────── */
.hero {
  padding-top: clamp(4rem, 10vw, 8rem);
  padding-bottom: clamp(3.5rem, 7vw, 6rem);
}
.hero-title {
  margin-top: 1.4rem;
  font-size: clamp(2.75rem, 1.6rem + 5.4vw, 5.75rem);
  font-weight: 700;
  letter-spacing: -0.038em;
  line-height: 1.02;
  max-width: 15ch;
}
.hero-title em {
  font-style: normal;
  color: transparent;
  background: linear-gradient(96deg, #cfe0ff 0%, var(--blue-bright) 48%, var(--blue) 100%);
  -webkit-background-clip: text;
  background-clip: text;
}

.hero-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 2.5rem 4rem;
  margin-top: 2.5rem;
  padding-top: 2.25rem;
  border-top: 1px solid var(--line-soft);
}
.lead {
  font-size: clamp(1.0625rem, 1rem + 0.4vw, 1.25rem);
  line-height: 1.62;
  color: var(--text-2);
  max-width: 62ch;
}
.hero-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-family: var(--font-body);
  font-size: 0.925rem;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
  transition: transform 0.22s var(--ease), background-color 0.22s var(--ease),
              border-color 0.22s var(--ease), box-shadow 0.22s var(--ease), color 0.22s var(--ease);
}
.btn-lg { padding: 0.95rem 1.7rem; font-size: 0.975rem; }

.btn-primary {
  background: linear-gradient(180deg, var(--blue) 0%, var(--blue-deep) 100%);
  color: #fff;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.14) inset, 0 10px 26px -14px rgba(61, 123, 255, 0.9);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.2) inset, 0 16px 32px -14px rgba(61, 123, 255, 0.95);
}
.btn-ghost {
  border-color: var(--line-hard);
  color: var(--text);
  background: rgba(139, 165, 204, 0.04);
}
.btn-ghost:hover {
  border-color: var(--blue-line);
  background: var(--blue-wash);
  transform: translateY(-1px);
}
.btn:active { transform: translateY(0); }

/* Principles */
.principles {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: clamp(3rem, 6vw, 4.5rem);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.principle {
  padding: 1.75rem 1.5rem 1.9rem;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  position: relative;
  transition: background-color 0.3s var(--ease);
}
.principle::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -1px;
  width: calc(100% + 2px);
  height: 2px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s var(--ease);
}
.principle:hover { background: rgba(139, 165, 204, 0.035); }
.principle:hover::before { transform: scaleX(1); }
.principle-idx {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--muted-2);
  margin-bottom: 0.9rem;
}
.principle h2 {
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 0.45rem;
}
.principle p {
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--muted);
}

/* ── Section heads ─────────────────────────────────────── */
.section-head {
  display: grid;
  grid-template-columns: 5.5rem minmax(0, 1fr);
  gap: 0 1.5rem;
  margin-bottom: clamp(2.5rem, 5vw, 3.75rem);
}
.section-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--blue);
  padding-top: 0.75rem;
  position: relative;
}
.section-num::after {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 2.25rem;
  height: 1px;
  background: var(--blue-line);
}
.section-title {
  font-size: clamp(1.85rem, 1.3rem + 2.1vw, 2.85rem);
  font-weight: 600;
  letter-spacing: -0.028em;
}
.section-lead {
  margin-top: 1rem;
  max-width: 60ch;
  color: var(--muted);
  font-size: clamp(1rem, 0.96rem + 0.2vw, 1.1rem);
}

/* ── Practice list (01) ────────────────────────────────── */
.practice-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 3.5rem;
  counter-reset: practice;
}
.practice-list li {
  counter-increment: practice;
  padding: 1.6rem 0 1.7rem 3rem;
  border-top: 1px solid var(--line-soft);
  position: relative;
}
.practice-list li::before {
  content: counter(practice, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1.75rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--muted-2);
  transition: color 0.25s var(--ease);
}
.practice-list li:hover::before { color: var(--blue-bright); }
.practice-list h3 {
  font-size: 1.075rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
}
.practice-list p { color: var(--muted); font-size: 0.95rem; }

/* ── Cards ─────────────────────────────────────────────── */
.card-grid { display: grid; gap: 1.25rem; }
.card-grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.card-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.card {
  position: relative;
  padding: 1.9rem 1.85rem 2rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(168deg, rgba(139, 165, 204, 0.055) 0%, rgba(139, 165, 204, 0.012) 46%, transparent 100%),
    var(--surface);
  overflow: hidden;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease), background-color 0.3s var(--ease);
}
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: radial-gradient(70% 90% at 12% 0%, rgba(61, 123, 255, 0.16), transparent 62%);
  opacity: 0;
  transition: opacity 0.35s var(--ease);
}
.card:hover {
  border-color: var(--blue-line);
  transform: translateY(-3px);
}
.card:hover::after { opacity: 1; }

.card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  margin-bottom: 1.15rem;
  border: 1px solid var(--blue-line);
  border-radius: 9px;
  background: var(--blue-wash);
  color: var(--blue-bright);
}
.card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.55rem;
  position: relative;
  z-index: 1;
}
.card p {
  color: var(--muted);
  font-size: 0.945rem;
  position: relative;
  z-index: 1;
}
.card-compact { padding: 1.6rem 1.6rem 1.75rem; }
.card-compact h3 { font-size: 1.0625rem; }
.card-accent { background-color: var(--surface-2); }

/* ── Rail list (03) ────────────────────────────────────── */
.rail-list {
  display: grid;
  gap: 0;
  border-left: 1px solid var(--line);
  padding-left: clamp(1.5rem, 4vw, 3rem);
  max-width: 78ch;
}
.rail-item {
  position: relative;
  padding-block: 1.5rem 1.65rem;
}
.rail-item + .rail-item { border-top: 1px solid var(--line-soft); }
.rail-item::before {
  content: "";
  position: absolute;
  left: calc(-1 * clamp(1.5rem, 4vw, 3rem) - 1px);
  top: 2.1rem;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--muted-2);
  transition: background-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.rail-item:hover::before {
  background: var(--blue-bright);
  box-shadow: 0 0 0 3px var(--blue-wash);
}
.rail-item h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 0.4rem; }
.rail-item p { color: var(--muted); font-size: 0.96rem; }

/* ── Panel (04) ────────────────────────────────────────── */
.panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: clamp(1.9rem, 4vw, 3rem);
  background:
    linear-gradient(140deg, rgba(61, 123, 255, 0.075) 0%, transparent 52%),
    var(--surface);
}
.panel-text {
  font-size: clamp(1.05rem, 0.98rem + 0.42vw, 1.3rem);
  line-height: 1.6;
  color: var(--text-2);
  max-width: 72ch;
}
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 2rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line-soft);
}
.tags li {
  font-family: var(--font-mono);
  font-size: 0.735rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--text-2);
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: rgba(139, 165, 204, 0.035);
}

/* ── Stages (06) ───────────────────────────────────────── */
.stages {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0;
  position: relative;
}
.stages::before {
  content: "";
  position: absolute;
  top: 1.05rem;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, var(--blue-line), var(--line) 78%, transparent);
}
.stage {
  position: relative;
  padding: 0 1.5rem 0 0;
}
.stage-num {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 50%;
  border: 1px solid var(--blue-line);
  background: var(--ink-2);
  color: var(--blue-bright);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  transition: background-color 0.3s var(--ease), color 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.stage:hover .stage-num {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 0 0 5px var(--blue-wash);
}
.stage h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin: 1.25rem 0 0.45rem;
}
.stage p { color: var(--muted); font-size: 0.9rem; line-height: 1.55; }

/* ── Transparency statement ────────────────────────────── */
.statement {
  padding-block: clamp(5rem, 10vw, 8.5rem);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  background:
    radial-gradient(70% 130% at 50% 50%, rgba(61, 123, 255, 0.11), transparent 68%);
}
.statement-inner { text-align: center; }
.statement-title {
  margin: 1.25rem auto 1.75rem;
  font-size: clamp(2.1rem, 1.4rem + 3vw, 3.6rem);
  font-weight: 700;
  letter-spacing: -0.032em;
}
.statement-text {
  margin-inline: auto;
  max-width: 56ch;
  font-size: clamp(1.075rem, 1rem + 0.5vw, 1.35rem);
  line-height: 1.6;
  color: var(--text-2);
  text-wrap: pretty;
}

/* ── Disclaimer ────────────────────────────────────────── */
.disclaimer {
  border: 1px solid var(--line);
  border-left: 2px solid var(--blue-line);
  border-radius: var(--radius-sm);
  padding: clamp(1.5rem, 3vw, 2.15rem);
  background: rgba(139, 165, 204, 0.028);
}
.disclaimer-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted-2);
  margin-bottom: 0.9rem;
}
.disclaimer-text {
  font-size: 0.925rem;
  line-height: 1.68;
  color: var(--text-2);
  max-width: 96ch;
}

/* ── Contact ───────────────────────────────────────────── */
.contact { border-top: 1px solid var(--line-soft); }
.contact-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
  align-items: center;
  gap: 3rem;
  padding: clamp(2.25rem, 5vw, 3.5rem);
  border: 1px solid var(--line);
  border-radius: 18px;
  background:
    linear-gradient(120deg, rgba(61, 123, 255, 0.14) 0%, rgba(61, 123, 255, 0.02) 44%, transparent 74%),
    var(--surface);
}
.contact-title {
  margin: 1.1rem 0 1rem;
  font-size: clamp(1.85rem, 1.35rem + 2vw, 2.75rem);
  font-weight: 600;
  letter-spacing: -0.028em;
}
.contact-text { color: var(--text-2); max-width: 56ch; }
.contact-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  align-items: stretch;
}
.contact-actions .btn { width: 100%; }

/* ── Footer ────────────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--line-soft);
  padding-block: 2.75rem 3.25rem;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
}
.footer-name {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.footer-note {
  margin-top: 0.4rem;
  font-size: 0.85rem;
  color: var(--muted-2);
  max-width: 42ch;
}
.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
}
.footer-nav a {
  font-size: 0.85rem;
  color: var(--muted);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}
.footer-nav a:hover { color: var(--blue-bright); }

/* ── Reveal animation ──────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
  will-change: auto;
}
/* Hero load choreography — staggered without inline styles */
.hero .reveal:nth-child(1) { transition-delay: 0.02s; }
.hero .reveal:nth-child(2) { transition-delay: 0.10s; }
.hero .reveal:nth-child(3) { transition-delay: 0.18s; }
.hero .reveal:nth-child(4) { transition-delay: 0.26s; }

/* ── Responsive ────────────────────────────────────────── */
@media (max-width: 1040px) {
  .site-nav ul { gap: 1.15rem; }
  .site-nav { gap: 1.25rem; }
  .site-nav ul a { font-size: 0.83rem; }
}

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }
  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem var(--gutter) 1.4rem;
    background: rgba(6, 10, 19, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.24s var(--ease), transform 0.24s var(--ease), visibility 0.24s;
  }
  .site-nav.is-open { opacity: 1; visibility: visible; transform: none; }
  .site-nav ul { flex-direction: column; align-items: stretch; gap: 0; }
  .site-nav ul a {
    display: block;
    padding: 0.85rem 0;
    font-size: 1rem;
    border-bottom: 1px solid var(--line-soft);
  }
  .site-nav ul a::after { display: none; }
  .nav-cta { margin-top: 1.1rem; text-align: center; }

  .hero-body { grid-template-columns: 1fr; align-items: start; }
  .principles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .card-grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stages { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 2.25rem 1.5rem; }
  .stages::before { display: none; }
  .contact-inner { grid-template-columns: 1fr; gap: 2.25rem; }
}

@media (max-width: 720px) {
  .section-head { grid-template-columns: 1fr; gap: 0.9rem; }
  .section-num { padding-top: 0.85rem; }
  .practice-list { grid-template-columns: 1fr; gap: 0; }
  .card-grid-2, .card-grid-3 { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .principles { grid-template-columns: 1fr; }
  .stages { grid-template-columns: 1fr; gap: 1.9rem; }
  .brand-text > span:last-child { display: none; }
  .brand-sep { display: none; }
  .hero-actions .btn { flex: 1 1 auto; }
  .footer-nav { gap: 0.5rem 1.15rem; }
}

/* ── Motion & contrast preferences ─────────────────────── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal { opacity: 1; transform: none; }
}

@media (prefers-contrast: more) {
  :root {
    --muted: #a9bad4;
    --muted-2: #93a6c0;
    --line: rgba(139, 165, 204, 0.3);
  }
}

@media print {
  .canvas, .site-header, .hero-actions, .contact-actions, .nav-toggle { display: none !important; }
  body { background: #fff; color: #000; }
  .reveal { opacity: 1 !important; transform: none !important; }
  .card, .panel, .disclaimer, .contact-inner { border-color: #ccc; background: none; }
  .section-title, .hero-title, .statement-title, h1, h2, h3 { color: #000; }
  p, li { color: #222; }
  .hero-title em { -webkit-text-fill-color: #000; color: #000; }
}