:root {
  --color-bg: #0d1018;
  --color-bg-alt: #161a25;
  --color-surface: rgba(22, 26, 37, 0.8);
  --color-surface-strong: rgba(25, 30, 42, 0.94);
  --color-surface-soft: rgba(217, 194, 127, 0.08);
  --color-text: #f2ede3;
  --color-muted: #b7b2a8;
  --color-border: rgba(242, 237, 227, 0.12);
  --color-border-strong: rgba(242, 237, 227, 0.2);
  --color-accent: #d9c27f;
  --color-accent-soft: rgba(217, 194, 127, 0.14);
  --color-shadow: rgba(2, 4, 9, 0.38);
  --color-shadow-strong: rgba(2, 4, 9, 0.5);
  --gradient-page:
    radial-gradient(circle at top left, rgba(108, 119, 164, 0.16), transparent 0 33%),
    linear-gradient(180deg, #121621 0%, #0d1018 46%, #101521 100%);
  --gradient-hero:
    linear-gradient(165deg, rgba(255, 255, 255, 0.06), transparent 40%),
    linear-gradient(180deg, rgba(217, 194, 127, 0.12), transparent 55%);
  --gradient-emphasis:
    linear-gradient(180deg, color-mix(in srgb, var(--color-accent) 12%, transparent), transparent 60%);
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;
  --space-3xl: 64px;
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 10px;
  --shadow-soft: 0 22px 56px -34px var(--color-shadow);
  --shadow-strong: 0 26px 68px -34px var(--color-shadow-strong);
  --font-serif: "Fraunces", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-sans: "Instrument Sans", system-ui, -apple-system, sans-serif;
  color-scheme: dark light;
  font-family: var(--font-sans);
  line-height: 1.5;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --color-bg: #faf7f1;
    --color-bg-alt: #fffcf6;
    --color-surface: rgba(255, 252, 246, 0.9);
    --color-surface-strong: rgba(255, 252, 246, 0.98);
    --color-surface-soft: rgba(37, 51, 85, 0.07);
    --color-text: #181b23;
    --color-muted: #5c6270;
    --color-border: rgba(24, 27, 35, 0.12);
    --color-border-strong: rgba(24, 27, 35, 0.18);
    --color-accent: #253355;
    --color-accent-soft: rgba(37, 51, 85, 0.12);
    --color-shadow: rgba(24, 28, 38, 0.12);
    --color-shadow-strong: rgba(24, 28, 38, 0.16);
    --gradient-page:
      radial-gradient(circle at top left, rgba(205, 189, 153, 0.22), transparent 0 30%),
      linear-gradient(180deg, #faf7f1 0%, #f4efe6 54%, #efeadf 100%);
    --gradient-hero:
      linear-gradient(165deg, rgba(255, 255, 255, 0.72), transparent 44%),
      linear-gradient(180deg, rgba(37, 51, 85, 0.08), transparent 58%);
    --gradient-emphasis:
      linear-gradient(180deg, color-mix(in srgb, var(--color-accent) 8%, transparent), transparent 62%);
    color-scheme: light;
  }
}

/* §11 Light theme tokens — keep in sync with the @media (prefers-color-scheme: light) block above */
:root[data-theme="light"] {
  --color-bg: #faf7f1;
  --color-bg-alt: #fffcf6;
  --color-surface: rgba(255, 252, 246, 0.9);
  --color-surface-strong: rgba(255, 252, 246, 0.98);
  --color-surface-soft: rgba(37, 51, 85, 0.07);
  --color-text: #181b23;
  --color-muted: #5c6270;
  --color-border: rgba(24, 27, 35, 0.12);
  --color-border-strong: rgba(24, 27, 35, 0.18);
  --color-accent: #253355;
  --color-accent-soft: rgba(37, 51, 85, 0.12);
  --color-shadow: rgba(24, 28, 38, 0.12);
  --color-shadow-strong: rgba(24, 28, 38, 0.16);
  --gradient-page:
    radial-gradient(circle at top left, rgba(205, 189, 153, 0.22), transparent 0 30%),
    linear-gradient(180deg, #faf7f1 0%, #f4efe6 54%, #efeadf 100%);
  --gradient-hero:
    linear-gradient(165deg, rgba(255, 255, 255, 0.72), transparent 44%),
    linear-gradient(180deg, rgba(37, 51, 85, 0.08), transparent 58%);
  --gradient-emphasis:
    linear-gradient(180deg, color-mix(in srgb, var(--color-accent) 8%, transparent), transparent 62%);
  color-scheme: light;
}

:root[data-theme="dark"] {
  --color-bg: #0d1018;
  --color-bg-alt: #161a25;
  --color-surface: rgba(22, 26, 37, 0.8);
  --color-surface-strong: rgba(25, 30, 42, 0.94);
  --color-surface-soft: rgba(217, 194, 127, 0.08);
  --color-text: #f2ede3;
  --color-muted: #b7b2a8;
  --color-border: rgba(242, 237, 227, 0.12);
  --color-border-strong: rgba(242, 237, 227, 0.2);
  --color-accent: #d9c27f;
  --color-accent-soft: rgba(217, 194, 127, 0.14);
  --color-shadow: rgba(2, 4, 9, 0.38);
  --color-shadow-strong: rgba(2, 4, 9, 0.5);
  --gradient-page:
    radial-gradient(circle at top left, rgba(108, 119, 164, 0.16), transparent 0 33%),
    linear-gradient(180deg, #121621 0%, #0d1018 46%, #101521 100%);
  --gradient-hero:
    linear-gradient(165deg, rgba(255, 255, 255, 0.06), transparent 40%),
    linear-gradient(180deg, rgba(217, 194, 127, 0.12), transparent 55%);
  --gradient-emphasis:
    linear-gradient(180deg, color-mix(in srgb, var(--color-accent) 12%, transparent), transparent 60%);
  color-scheme: dark;
}

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

html {
  scroll-behavior: auto;
}

body {
  margin: 0;
  position: relative;
  isolation: isolate;
  background: var(--gradient-page);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size-adjust: from-font;
  text-rendering: optimizeLegibility;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.024;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  background-size: 200px 200px;
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

.site-shell {
  width: min(74rem, calc(100% - var(--space-xl)));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid var(--color-border);
  background: color-mix(in srgb, var(--color-bg) 80%, transparent);
  backdrop-filter: blur(16px);
  box-shadow: 0 10px 24px -20px var(--color-shadow);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  padding: 18px 0;
}

.site-mark {
  color: var(--color-text);
  font-family: var(--font-serif);
  font-size: 1.125rem;
  font-optical-sizing: auto;
  font-weight: 600;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.tld {
  color: var(--color-muted);
  font-weight: 400;
}

.site-header-end {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-shrink: 0;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
}

.site-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  border-radius: 999px;
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.theme-toggle {
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 0 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: color-mix(in srgb, var(--color-surface) 72%, transparent);
  color: var(--color-text);
  font: inherit;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease;
}

[data-enhancement-only][hidden] {
  display: none;
}

.theme-toggle-label {
  font-size: 0.9rem;
  line-height: 1;
}

.theme-toggle-indicator {
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--color-border-strong) 88%, transparent);
  background:
    radial-gradient(circle at 34% 34%, var(--color-text) 0 0.16rem, transparent 0.18rem),
    radial-gradient(circle at 65% 68%, var(--color-accent) 0 0.5rem, var(--color-surface-strong) 0.52rem);
  transition: transform 180ms ease;
}

.nav-toggle {
  display: none;
  min-height: 44px;
  min-width: 44px;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-text);
  font: inherit;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  transition: background-color 180ms ease, border-color 180ms ease;
}

.nav-toggle-icon {
  position: relative;
  display: block;
  width: 16px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: background-color 200ms ease;
}

.nav-toggle-icon::before,
.nav-toggle-icon::after {
  content: '';
  position: absolute;
  left: 0;
  width: 16px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform 200ms ease, top 200ms ease;
}

.nav-toggle-icon::before { top: -5px; }
.nav-toggle-icon::after  { top:  5px; }

[data-nav-open] .nav-toggle-icon          { background: transparent; }
[data-nav-open] .nav-toggle-icon::before  { top: 0; transform: rotate(45deg); }
[data-nav-open] .nav-toggle-icon::after   { top: 0; transform: rotate(-45deg); }

.site-main {
  padding: 0 0 clamp(72px, 8vw, 104px);
}

.hero,
.section {
  padding: clamp(48px, 7vw, 72px) 0;
}

#services,
#how-i-work,
#contact {
  scroll-margin-top: 96px;
}

.hero {
  position: relative;
  isolation: isolate;
  overflow: clip;
  padding-top: clamp(64px, 10vw, 112px);
}

.hero::before {
  content: "";
  position: absolute;
  inset: clamp(18px, 3vw, 28px) auto auto max(16px, 3vw);
  width: min(22rem, 42vw);
  aspect-ratio: 1.25;
  border-radius: 999px;
  background:
    radial-gradient(circle at 30% 30%, color-mix(in srgb, var(--color-accent) 14%, transparent), transparent 60%),
    radial-gradient(circle at 72% 44%, color-mix(in srgb, var(--color-accent) 10%, transparent), transparent 62%);
  filter: blur(4px);
  opacity: 0.9;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  gap: var(--space-lg);
}

.panel {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.panel-calm {
  background: color-mix(in srgb, var(--color-surface) 92%, transparent);
}

.panel-emphasis {
  background:
    var(--gradient-emphasis),
    color-mix(in srgb, var(--color-surface-strong) 94%, transparent);
  box-shadow: var(--shadow-strong);
}

.hero-copy,
.hero-panel,
.service-card,
.support-panel,
.bridge-card,
.contact-card {
  position: relative;
}

.hero-copy {
  padding: clamp(28px, 4vw, 44px) 0;
}

.hero-panel {
  padding: clamp(24px, 3vw, 30px);
  border-top: 2px solid color-mix(in srgb, var(--color-accent) 40%, transparent);
}

.eyebrow,
.panel-label {
  margin: 0 0 14px;
  color: var(--color-muted);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  line-height: 1.35;
  text-transform: uppercase;
}

.service-num {
  position: absolute;
  top: -0.1em;
  right: 0.5rem;
  color: var(--color-accent);
  font-family: var(--font-serif);
  font-optical-sizing: auto;
  font-size: clamp(4rem, 8vw, 6rem);
  font-weight: 700;
  letter-spacing: -0.05em;
  line-height: 1;
  opacity: 0.045;
  pointer-events: none;
  user-select: none;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--color-text);
  font-family: var(--font-serif);
  font-optical-sizing: auto;
  letter-spacing: -0.025em;
}

h1,
h2,
.bridge-text {
  text-wrap: balance;
}

h1 {
  max-width: 12ch;
  font-size: clamp(3rem, 8vw, 5rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

h2 {
  max-width: 18ch;
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 350;
  line-height: 1.18;
  letter-spacing: -0.025em;
}

h3 {
  font-size: clamp(1.2rem, 2.2vw, 1.35rem);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.015em;
}

p,
li {
  font-size: 1rem;
  line-height: 1.5;
}

.hero-lede,
.hero-credibility,
.hero-note,
.section-intro p,
.service-card p,
.support-panel p,
.contact-card p,
.fit-list,
.contact-guidance {
  color: var(--color-muted);
}

.hero-lede {
  max-width: 39rem;
  margin: var(--space-lg) 0 0;
  font-size: clamp(1.125rem, 2.2vw, 1.25rem);
}

.hero-credibility {
  max-width: 38rem;
  margin: 14px 0 0;
}

.hero-actions {
  display: grid;
  gap: 14px;
  align-items: start;
  margin-top: var(--space-xl);
}

.cta-primary {
  position: relative;
  overflow: hidden;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  padding: 0 20px;
  border: 1px solid color-mix(in srgb, var(--color-accent) 35%, var(--color-border));
  border-radius: 999px;
  background: color-mix(in srgb, var(--color-accent) 82%, var(--color-bg-alt));
  color: color-mix(in srgb, var(--color-bg) 88%, #ffffff);
  box-shadow: 0 18px 36px -24px color-mix(in srgb, var(--color-accent) 28%, var(--color-shadow));
  font-weight: 600;
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease, border-color 180ms ease;
}

.cta-primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    transparent 40%,
    color-mix(in srgb, white 18%, transparent) 50%,
    transparent 60%
  );
  transform: translateX(-100%);
  transition: transform 480ms ease;
}

.cta-primary:hover::after {
  transform: translateX(100%);
}

.hero-note {
  margin: 0;
  max-width: 34rem;
}

.fit-list,
.contact-guidance {
  margin: 0;
  padding-left: 1.15rem;
}

.fit-list {
  margin-bottom: var(--space-lg);
}

.fit-list--last {
  margin-bottom: 0;
}

.fit-list li + li,
.contact-guidance li + li {
  margin-top: var(--space-sm);
}


.section {
  border-top: 1px solid color-mix(in srgb, var(--color-border) 82%, transparent);
}

.section-intro {
  position: relative;
  max-width: 44rem;
  margin-bottom: var(--space-xl);
}

.section-intro::before {
  content: "";
  display: block;
  width: 72px;
  height: 1px;
  margin-bottom: var(--space-md);
  background: color-mix(in srgb, var(--color-accent) 52%, transparent);
}

.section-intro p {
  max-width: 40rem;
  margin: var(--space-md) 0 0;
}

.service-grid,
.section-columns,
.contact-layout {
  display: grid;
  gap: var(--space-lg);
}

.service-grid {
  align-items: stretch;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
}

.service-card,
.support-panel,
.contact-card {
  padding: clamp(22px, 2.6vw, 30px);
}

.service-card,
.support-panel {
  overflow: hidden;
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--color-surface-soft) 78%, transparent), transparent 70%),
    color-mix(in srgb, var(--color-surface) 96%, transparent);
}

.service-card p,
.support-panel p {
  margin: 14px 0 0;
}

.section-columns {
  margin-top: var(--space-lg);
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
}

.principles-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.principle-item {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  align-items: baseline;
  gap: var(--space-lg);
  padding: var(--space-xl) 0;
  padding-left: var(--space-md);
  border-top: 1px solid var(--color-border);
  border-left: 2px solid transparent;
  margin-left: -1px;
  transition: border-color 280ms ease;
}

.principle-item:hover {
  border-left-color: color-mix(in srgb, var(--color-accent) 45%, transparent);
}

.principle-item:last-child {
  border-bottom: 1px solid var(--color-border);
}

.principle-num {
  color: var(--color-accent);
  font-family: var(--font-serif);
  font-optical-sizing: auto;
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  opacity: 0.65;
  padding-top: 0.2em;
}

.principle-body h3 {
  margin-bottom: var(--space-sm);
}

.principle-body p {
  margin: 0;
  color: var(--color-muted);
}

.bridge-card {
  padding: clamp(32px, 5vw, 52px);
}

.bridge-eyebrow {
  margin: 0 0 var(--space-md);
  color: var(--color-accent);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  line-height: 1.35;
  opacity: 0.8;
  text-transform: uppercase;
}

.bridge-text {
  margin: 0 0 var(--space-xl);
  color: var(--color-text);
  font-size: clamp(1.1rem, 2.2vw, 1.35rem);
  max-width: 52ch;
}

.contact-email a {
  color: var(--color-accent);
  font-weight: 600;
  text-decoration-thickness: 2px;
  text-underline-offset: 0.2em;
}

.section-bridge {
  padding-top: clamp(24px, 4vw, 48px);
}

.contact {
  padding-bottom: clamp(72px, 9vw, 112px);
}

.contact-layout {
  align-items: start;
}

.contact-card {
  isolation: isolate;
  overflow: hidden;
}

.contact-card::after {
  content: "";
  position: absolute;
  inset: auto -36px -52px auto;
  width: 168px;
  height: 168px;
  border-radius: 50%;
  border: 1px solid color-mix(in srgb, var(--color-accent) 18%, transparent);
  background:
    radial-gradient(circle, color-mix(in srgb, var(--color-accent) 10%, transparent) 0, transparent 68%);
  pointer-events: none;
}

.contact-email {
  margin: var(--space-lg) 0 0;
  font-size: 1.08rem;
}

.contact-guidance {
  margin-top: var(--space-lg);
}

.contact-note {
  margin: var(--space-lg) 0 0;
  max-width: 32rem;
}

/* §14 Contact form */
.contact-form-wrap {
  grid-column: 1 / -1;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
}

.contact-form {
  display: grid;
  gap: var(--space-lg);
}

.form-row {
  display: grid;
  gap: var(--space-lg);
}

.form-row--half {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 16rem), 1fr));
}

.form-field {
  display: grid;
  gap: var(--space-xs);
}

.form-label {
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.35;
  letter-spacing: 0.01em;
}

.form-required {
  color: var(--color-accent);
  margin-left: 2px;
}

.form-input {
  width: 100%;
  min-height: 44px;
  padding: 10px var(--space-md);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--color-surface) 92%, transparent);
  color: var(--color-text);
  font: inherit;
  font-size: 1rem;
  line-height: 1.5;
  caret-color: var(--color-accent);
  -webkit-appearance: none;
  appearance: none;
  transition: border-color 180ms ease, background-color 180ms ease, box-shadow 180ms ease;
}

.form-input::placeholder {
  color: var(--color-muted);
  opacity: 0.65;
}

.form-input:hover {
  border-color: var(--color-border-strong);
  background: color-mix(in srgb, var(--color-surface-strong) 80%, transparent);
}

.form-input:focus {
  outline: none;
}

.form-input:focus-visible {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 22%, transparent);
  background: color-mix(in srgb, var(--color-surface-strong) 88%, transparent);
}

.form-input[aria-invalid="true"] {
  border-color: color-mix(in srgb, #e07070 70%, var(--color-border));
  box-shadow: 0 0 0 3px color-mix(in srgb, #e07070 18%, transparent);
}

.form-select-wrap {
  position: relative;
}

.form-select-wrap::after {
  content: "";
  position: absolute;
  right: var(--space-md);
  top: 50%;
  translate: 0 -50%;
  width: 10px;
  height: 6px;
  clip-path: polygon(0 0, 100% 0, 50% 100%);
  background: var(--color-muted);
  pointer-events: none;
  transition: background-color 180ms ease;
}

.form-select-wrap:focus-within::after {
  background: var(--color-accent);
}

.form-select {
  cursor: pointer;
  padding-right: calc(var(--space-md) + 20px);
}

.form-textarea {
  min-height: 140px;
  height: auto;
  padding-top: var(--space-md);
  resize: vertical;
  line-height: 1.6;
}

.form-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.form-note {
  margin: 0;
  font-size: 0.875rem;
  color: var(--color-muted);
  min-height: 1.4em;
}

.form-note--error {
  color: color-mix(in srgb, #e07070 85%, var(--color-text));
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-lg) 0 var(--space-xl);
}

.site-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.site-footer-inner p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.footer-note {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.85rem;
  opacity: 0.7;
}

/* §13 Skip link */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-md);
  z-index: 100;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 600;
  font-size: 0.9rem;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  text-decoration: none;
  transition: top 180ms ease;
}

.skip-link:focus {
  top: 0;
}

/* §4 Active nav */
.site-nav a[aria-current="true"] {
  color: var(--color-text);
  background: color-mix(in srgb, var(--color-surface-soft) 80%, transparent);
}

/* §2 Page-load entrance animations */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}

@keyframes fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fade-right {
  from { opacity: 0; transform: translateX(16px); }
  to   { opacity: 1; transform: none; }
}

.site-header          { animation: fade-in  420ms ease both; }
.hero .eyebrow        { animation: fade-up  420ms ease both 80ms; }
.hero h1              { animation: fade-up  520ms ease both 160ms; }
.hero-lede            { animation: fade-up  420ms ease both 240ms; }
.hero-credibility     { animation: fade-in  380ms ease both 300ms; }
.hero-actions         { animation: fade-up  380ms ease both 360ms; }
.hero-panel           { animation: fade-right 480ms ease both 440ms; }

/* §3 Scroll-triggered reveals */
[data-reveal] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 600ms ease, transform 600ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--color-text);
  background: color-mix(in srgb, var(--color-surface-soft) 78%, transparent);
}

.theme-toggle:hover,
.theme-toggle:focus-visible,
.nav-toggle:hover,
.nav-toggle:focus-visible {
  border-color: var(--color-border-strong);
  background: color-mix(in srgb, var(--color-surface-strong) 84%, transparent);
}

.theme-toggle:hover .theme-toggle-indicator,
.theme-toggle:focus-visible .theme-toggle-indicator {
  transform: scale(1.04);
}

.cta-primary:hover,
.cta-primary:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 22px 42px -24px color-mix(in srgb, var(--color-accent) 36%, var(--color-shadow));
}

.site-nav a:active,
.theme-toggle:active,
.cta-primary:active {
  transform: none;
}

@media (min-width: 48rem) {
  .site-shell {
    width: min(74rem, calc(100% - clamp(40px, 5vw, 56px)));
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.62fr) minmax(18rem, 0.9fr);
    align-items: start;
    gap: var(--space-xl);
  }

  .hero::before {
    left: auto;
    right: 0;
    width: min(28rem, 50vw);
    opacity: 0.7;
  }

  .contact-layout {
    grid-template-columns: minmax(0, 1.18fr) minmax(18rem, 0.92fr);
  }
}

@media (max-width: 47.99rem) {
  .site-shell {
    width: min(100% - 20px, 36rem);
  }

  .site-header-inner {
    flex-wrap: wrap;
    align-items: center;
    padding: var(--space-md) 0;
    gap: var(--space-sm);
  }

  .site-mark {
    flex: 1;
  }

  .site-header-end {
    gap: var(--space-sm);
  }

  /* Compact theme toggle on small screens: indicator only */
  .theme-toggle-label {
    display: none;
  }

  .theme-toggle {
    padding: 0;
    width: 44px;
    border-radius: var(--radius-md);
    justify-content: center;
  }

  /* Nav wraps to its own row; always visible without JS */
  .site-nav {
    order: 3;
    width: 100%;
    flex-direction: column;
    gap: var(--space-xs);
    padding: var(--space-xs) 0 var(--space-sm);
    border-top: 1px solid var(--color-border);
  }

  /* JS-enhanced: nav hidden until toggled */
  .site-header.is-js .site-nav {
    display: none;
  }

  /* JS-enhanced: nav panel open */
  .site-header.is-js[data-nav-open] .site-nav {
    display: flex;
    animation: nav-panel-in 160ms ease;
  }

  .site-header.is-js[data-nav-open] .site-nav a {
    justify-content: flex-start;
    border-radius: var(--radius-md);
    font-size: 1rem;
  }

  /* Show hamburger on mobile when JS is active */
  .site-header.is-js .nav-toggle {
    display: inline-flex;
  }

  .hero,
  .section {
    padding: clamp(44px, 8vw, 56px) 0;
  }

  .hero {
    padding-top: clamp(56px, 12vw, 72px);
  }

  h1 {
    max-width: 11ch;
  }

  .hero-actions,
  .service-grid,
  .section-columns,
  .contact-layout {
    gap: var(--space-md);
  }

  .principle-item {
    grid-template-columns: 1fr;
    gap: var(--space-xs);
    padding: var(--space-lg) 0;
  }
}

@keyframes nav-panel-in {
  from { opacity: 0; transform: translateY(-6px); }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .theme-toggle:hover .theme-toggle-indicator,
  .theme-toggle:focus-visible .theme-toggle-indicator,
  .cta-primary:hover,
  .cta-primary:focus-visible {
    transform: none;
  }

  .site-header,
  .hero .eyebrow,
  .hero h1,
  .hero-lede,
  .hero-credibility,
  .hero-actions,
  .hero-panel {
    animation: none;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .cta-primary::after {
    display: none;
  }
}