/* style.css — Paul Connery: design tokens + component styles */

/* ============ FONTS ============ */
/* Erode (Fontshare) — literary serif for headings */
/* General Sans (Fontshare) — humanist sans for body */

/* ============ DESIGN TOKENS ============ */
:root {
  /* Type scale */
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 1rem + 5.5vw, 6.5rem);

  /* Spacing (4px system) */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.875rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in: cubic-bezier(0.4, 0, 1, 1);
  --ease-in-out: cubic-bezier(0.4, 0, 0.2, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 760px;
  --content-wide: 1180px;
  --content-full: 100%;

  /* Fonts */
  --font-display: 'Erode', 'Iowan Old Style', Georgia, serif;
  --font-body: 'General Sans', 'Helvetica Neue', Arial, sans-serif;
}

/* ============ COLOR — warm paper + ink navy ============ */
:root,
[data-theme='light'] {
  /* Surfaces — warm paper */
  --color-bg: #f6f1e8;
  --color-surface: #faf6ee;
  --color-surface-2: #fdfbf6;
  --color-surface-offset: #efe7d8;
  --color-surface-offset-2: #e8ddc9;
  --color-surface-dynamic: #e2d5bd;
  --color-divider: #ddceb0;
  --color-border: #d1bf9a;

  /* Text — warm charcoal-brown */
  --color-text: #2b2620;
  --color-text-muted: #6f6656;
  --color-text-faint: #a89d85;
  --color-text-inverse: #f6f1e8;

  /* Primary accent — deep ink navy */
  --color-primary: #1c2f4a;
  --color-primary-hover: #14233a;
  --color-primary-active: #0f1a2b;
  --color-primary-highlight: #dbe1e9;

  /* Secondary accent — muted terracotta (used sparingly for warmth) */
  --color-accent-2: #a15a3c;
  --color-accent-2-highlight: #ecdbd1;

  /* Semantic (kept minimal — informational site rarely needs these) */
  --color-success: #4b6d3f;
  --color-error: #93402f;

  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.875rem;
  --radius-full: 9999px;

  --shadow-sm: 0 1px 2px oklch(0.25 0.02 60 / 0.08);
  --shadow-md: 0 4px 14px oklch(0.25 0.02 60 / 0.10);
  --shadow-lg: 0 16px 36px oklch(0.25 0.02 60 / 0.14);
}

[data-theme='dark'] {
  --color-bg: #171410;
  --color-surface: #1c1813;
  --color-surface-2: #201c16;
  --color-surface-offset: #241f18;
  --color-surface-offset-2: #2b251c;
  --color-surface-dynamic: #332c21;
  --color-divider: #332c21;
  --color-border: #423a2b;
  --color-text: #ece5d6;
  --color-text-muted: #a89d85;
  --color-text-faint: #756b57;
  --color-text-inverse: #171410;

  --color-primary: #7f9bc0;
  --color-primary-hover: #a3bcda;
  --color-primary-active: #c1d3e8;
  --color-primary-highlight: #29334a;

  --color-accent-2: #cb8b6c;
  --color-accent-2-highlight: #4a3428;

  --color-success: #8bab77;
  --color-error: #cf8a76;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 4px 14px oklch(0 0 0 / 0.35);
  --shadow-lg: 0 16px 36px oklch(0 0 0 / 0.45);
}

/* ============ GLOBAL ELEMENTS ============ */
body {
  overflow-x: hidden;
}

.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}
.container--narrow {
  max-width: var(--content-default);
}

p,
li,
figcaption {
  max-width: 68ch;
}

a {
  color: var(--color-primary);
  text-decoration: none;
}

.prose a {
  text-decoration: underline;
  text-decoration-color: oklch(from var(--color-primary) l c h / 0.35);
  text-underline-offset: 3px;
}
.prose a:hover {
  text-decoration-color: var(--color-primary);
}

section {
  padding-block: clamp(var(--space-16), 9vw, var(--space-32));
  position: relative;
}
section.tight {
  padding-block: clamp(var(--space-10), 6vw, var(--space-20));
}

/* ============ SKIP LINK ============ */
.skip-link {
  position: absolute;
  left: -9999px;
  top: var(--space-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  z-index: 200;
  font-size: var(--text-sm);
}
.skip-link:focus {
  left: var(--space-4);
}

/* ============ HEADER ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: oklch(from var(--color-bg) l c h / 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid oklch(from var(--color-text) l c h / 0.08);
  transition:
    transform 0.3s var(--ease-out),
    box-shadow 0.3s var(--ease-out);
}
.site-header--hidden {
  transform: translateY(-100%);
}
.site-header--scrolled {
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  padding-block: var(--space-4);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  letter-spacing: 0.01em;
}
.brand:hover {
  color: var(--color-primary);
}
.brand-mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  color: var(--color-primary);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.main-nav ul {
  display: flex;
  gap: var(--space-6);
}
.main-nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
  position: relative;
  padding-block: var(--space-1);
}
.main-nav a:hover,
.main-nav a[aria-current='page'] {
  color: var(--color-text);
}
.main-nav a[aria-current='page']::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  height: 2px;
  background: var(--color-primary);
  border-radius: var(--radius-full);
}

.theme-toggle {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
}
.theme-toggle:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: var(--radius-md);
  color: var(--color-text);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Mobile nav */
@media (max-width: 860px) {
  .main-nav {
    position: fixed;
    inset: 0 0 0 auto;
    top: 0;
    height: 100dvh;
    width: min(320px, 86vw);
    background: var(--color-surface);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    padding: var(--space-24) var(--space-8) var(--space-8);
    gap: var(--space-8);
    transform: translateX(100%);
    transition: transform 0.35s var(--ease-out);
    box-shadow: var(--shadow-lg);
    border-left: 1px solid var(--color-border);
  }
  .main-nav.is-open {
    transform: translateX(0);
  }
  .main-nav ul {
    flex-direction: column;
    gap: var(--space-6);
    width: 100%;
  }
  .main-nav a {
    font-size: var(--text-lg);
    font-family: var(--font-display);
    color: var(--color-text);
  }
  .nav-toggle {
    display: grid;
  }
  .nav-scrim {
    position: fixed;
    inset: 0;
    background: oklch(0.1 0.02 60 / 0.35);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s var(--ease-out);
    z-index: 90;
  }
  .nav-scrim.is-open {
    opacity: 1;
    pointer-events: auto;
  }
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
  min-height: 44px;
  border: 1px solid transparent;
  transition:
    background var(--transition-interactive),
    color var(--transition-interactive),
    border-color var(--transition-interactive),
    box-shadow var(--transition-interactive),
    transform var(--transition-interactive);
}
.btn:active {
  transform: translateY(1px);
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  border-color: oklch(from var(--color-text) l c h / 0.25);
  color: var(--color-text);
}
.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-highlight);
}
.btn-text {
  padding-inline: 0;
  color: var(--color-primary);
  font-weight: 600;
}
.btn-text::after {
  content: '→';
  margin-left: var(--space-2);
  transition: transform var(--transition-interactive);
  display: inline-block;
}
.btn-text:hover::after {
  transform: translateX(3px);
}

/* ============ TYPOGRAPHY HELPERS ============ */
.eyebrow {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-primary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

h1,
.h1 {
  font-family: var(--font-display);
  font-weight: 500;
}
h2,
.h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-xl);
}
h3,
.h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-lg);
}

.lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.55;
  max-width: 42ch;
}

.section-head {
  max-width: 46rem;
  margin-bottom: var(--space-12);
}
.section-head .h2 {
  margin-top: var(--space-3);
}

/* ============ HERO ============ */
.hero {
  padding-block: clamp(var(--space-20), 12vw, var(--space-32)) clamp(var(--space-16), 8vw, var(--space-24));
  overflow: hidden;
}
.hero-grid {
  display: grid;
  gap: var(--space-12);
  align-items: center;
}
@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}
.hero h1 {
  font-size: var(--text-hero);
  letter-spacing: -0.01em;
}
.hero .lede {
  margin-top: var(--space-6);
  max-width: 46ch;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-8);
}
.hero-visual {
  position: relative;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
}

/* ============ BRANCH MOTIF (used sparingly) ============ */
.branch-motif {
  color: var(--color-primary);
  opacity: 0.5;
}
.branch-divider {
  width: 100%;
  height: auto;
  color: var(--color-border);
  margin-block: var(--space-4);
}
.branch-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.5;
}

/* ============ CARDS: PILLARS ============ */
.pillars {
  display: grid;
  gap: var(--space-6);
}
@media (min-width: 720px) {
  .pillars {
    grid-template-columns: repeat(3, 1fr);
  }
}
.pillar-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition:
    box-shadow var(--transition-interactive),
    transform var(--transition-interactive),
    border-color var(--transition-interactive);
}
.pillar-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: oklch(from var(--color-primary) l c h / 0.4);
}
.pillar-card:nth-child(2) {
  margin-top: var(--space-6);
}
@media (max-width: 719px) {
  .pillar-card:nth-child(2) {
    margin-top: 0;
  }
}
.pillar-card .mark {
  width: 34px;
  height: 34px;
  color: var(--color-primary);
}
.pillar-card h3 {
  font-size: var(--text-lg);
}
.pillar-card p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
.pillar-card .btn-text {
  margin-top: auto;
  font-size: var(--text-sm);
}

/* ============ PULL QUOTE ============ */
.pull-quote {
  max-width: var(--content-default);
  margin-inline: auto;
  text-align: left;
  position: relative;
  padding-left: var(--space-8);
  border-left: 2px solid var(--color-border);
}
.pull-quote p {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  line-height: 1.3;
  color: var(--color-text);
  max-width: none;
}
.pull-quote cite {
  display: block;
  margin-top: var(--space-5);
  font-style: normal;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ============ STANDALONE STATEMENT (central pull-quote) ============ */
.statement-section {
  text-align: center;
}
.statement {
  max-width: 24ch;
  margin-inline: auto;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: var(--text-2xl);
  line-height: 1.2;
  color: var(--color-text);
}
@media (min-width: 640px) {
  .statement {
    max-width: 42ch;
  }
}
.statement-attribution {
  display: block;
  margin-top: var(--space-6);
  font-family: var(--font-body);
  font-style: normal;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* Plain-language thesis framing on the Author page, ahead of the fuller explanation */
.thesis-statement {
  font-family: var(--font-display);
  font-weight: 500;
  font-style: italic;
  font-size: var(--text-lg);
  line-height: 1.4;
  color: var(--color-primary);
  max-width: none;
  margin-top: var(--space-5);
  margin-bottom: var(--space-2);
}

/* ============ TWO COLUMN FEATURE ============ */
.feature-row {
  display: grid;
  gap: var(--space-10);
  align-items: center;
}
@media (min-width: 860px) {
  .feature-row {
    grid-template-columns: 1fr 1fr;
  }
  .feature-row.is-reversed .feature-visual {
    order: 2;
  }
}
.feature-visual {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--color-surface-offset);
}
.feature-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============ BOOK LIST ============ */
.book-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .book-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (min-width: 1024px) {
  .book-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}
.book-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.book-card.is-flagship {
  background: linear-gradient(160deg, var(--color-surface), var(--color-primary-highlight));
  border-color: oklch(from var(--color-primary) l c h / 0.35);
}
.book-cover {
  width: 100%;
  aspect-ratio: 3/4;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface-offset);
}
.book-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.book-card h3 {
  font-size: var(--text-lg);
}
.book-card .tagline {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.book-tag {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent-2);
  font-weight: 600;
}

/* ============ CONCEPT LIST ============ */
.concept-list {
  display: grid;
  gap: var(--space-8);
}
.concept-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-5);
  padding-block: var(--space-6);
  border-top: 1px solid var(--color-divider);
}
.concept-item:first-child {
  border-top: none;
  padding-top: 0;
}
.concept-index {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text-faint);
}
.concept-item h3 {
  margin-bottom: var(--space-2);
}
.concept-item p {
  color: var(--color-text-muted);
}

/* ============ TOPIC LIST (Speaking) ============ */
.topic-list {
  display: grid;
  gap: var(--space-1);
}
.topic-item {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: baseline;
  gap: var(--space-4);
  padding-block: var(--space-6);
  border-top: 1px solid var(--color-divider);
}
.topic-item:first-child {
  border-top: none;
}
.topic-item h3 {
  font-size: var(--text-lg);
  max-width: 34ch;
}
.topic-item p {
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}
.topic-num {
  font-family: var(--font-display);
  color: var(--color-text-faint);
  font-size: var(--text-sm);
}

/* ============ AUDIENCE CHIPS ============ */
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.chip {
  font-size: var(--text-sm);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  background: var(--color-surface);
}

/* ============ CTA BAND ============ */
.cta-band {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-10), 6vw, var(--space-16));
  position: relative;
  overflow: hidden;
}
.cta-band h2,
.cta-band .h2 {
  color: var(--color-text-inverse);
}
.cta-band p {
  color: oklch(from var(--color-text-inverse) l c h / 0.82);
}
.cta-band .btn-primary {
  background: var(--color-text-inverse);
  color: var(--color-primary);
}
.cta-band .btn-primary:hover {
  background: oklch(from var(--color-text-inverse) l c h / 0.88);
}
.cta-band .btn-outline {
  border-color: oklch(from var(--color-text-inverse) l c h / 0.4);
  color: var(--color-text-inverse);
}
.cta-band .btn-outline:hover {
  background: oklch(from var(--color-text-inverse) l c h / 0.1);
  border-color: var(--color-text-inverse);
}
.cta-band-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  position: relative;
  z-index: 1;
}
.cta-copy {
  max-width: 34rem;
}
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* ============ NEWSLETTER FORM ============ */
.newsletter-form {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-top: var(--space-6);
}
.newsletter-form input[type='email'] {
  flex: 1;
  min-width: 220px;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  font-size: var(--text-sm);
  min-height: 44px;
}
.newsletter-form input[type='email']:focus-visible {
  border-color: var(--color-primary);
}
.form-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: var(--space-3);
}
.form-success {
  display: none;
  font-size: var(--text-sm);
  color: var(--color-primary);
  margin-top: var(--space-4);
  font-weight: 600;
}
.form-success.is-visible {
  display: block;
}

/* Dark cta-band newsletter tweak */
.cta-band .newsletter-form input[type='email'] {
  background: oklch(from var(--color-text-inverse) l c h / 0.08);
  border-color: oklch(from var(--color-text-inverse) l c h / 0.3);
  color: var(--color-text-inverse);
}
.cta-band .newsletter-form input[type='email']::placeholder {
  color: oklch(from var(--color-text-inverse) l c h / 0.6);
}

/* ============ CONTACT FORM ============ */
.contact-form {
  display: grid;
  gap: var(--space-5);
  max-width: var(--content-default);
}
.contact-form[hidden] {
  display: none;
}
.field {
  display: grid;
  gap: var(--space-2);
}
.field label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}
.field input,
.field textarea,
.field select {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  font-size: var(--text-base);
  min-height: 44px;
}
.field textarea {
  min-height: 140px;
  resize: vertical;
}
.field input:focus-visible,
.field textarea:focus-visible,
.field select:focus-visible {
  border-color: var(--color-primary);
}
.field-hint {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.contact-methods {
  display: grid;
  gap: var(--space-6);
}
.contact-method {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}
.contact-method .mark {
  width: 24px;
  height: 24px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}
.contact-method h3 {
  font-size: var(--text-base);
  font-family: var(--font-body);
  font-weight: 600;
}
.contact-method p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

/* ============ TIMELINE (About) ============ */
.timeline {
  display: grid;
  gap: 0;
  border-left: 1px solid var(--color-border);
  padding-left: var(--space-8);
  margin-left: var(--space-3);
}
.timeline-item {
  position: relative;
  padding-bottom: var(--space-10);
}
.timeline-item:last-child {
  padding-bottom: 0;
}
.timeline-item::before {
  content: '';
  position: absolute;
  left: calc(-1 * var(--space-8) - 5px);
  top: 4px;
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  border: 2px solid var(--color-bg);
}
.timeline-item h3 {
  font-size: var(--text-lg);
}
.timeline-item .eyebrow {
  margin-bottom: var(--space-2);
}
.timeline-item p {
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}

/* ============ FOOTER ============ */
.site-footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-16) var(--space-10);
  background: var(--color-surface-offset);
}
.footer-grid {
  display: grid;
  gap: var(--space-10);
}
@media (min-width: 720px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
}
.footer-brand svg {
  width: 32px;
  height: 32px;
  color: var(--color-primary);
}
.footer-col h4 {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-4);
  font-weight: 600;
}
.footer-col ul {
  display: grid;
  gap: var(--space-3);
}
.footer-col a {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
.footer-col a:hover {
  color: var(--color-primary);
}
.footer-bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.footer-note {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  max-width: 40ch;
}

/* ============ PAGE HERO (interior pages) ============ */
.page-hero {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24)) clamp(var(--space-10), 5vw, var(--space-16));
}
.page-hero .eyebrow {
  margin-bottom: var(--space-4);
}
.page-hero h1 {
  font-size: var(--text-2xl);
  max-width: 22ch;
}
.page-hero .lede {
  margin-top: var(--space-5);
}

/* ============ SCROLL REVEAL ============ */
.reveal {
  opacity: 1;
}
@supports (animation-timeline: view()) {
  .reveal {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 45%;
  }
}
@keyframes reveal-fade {
  to {
    opacity: 1;
  }
}

/* ============ UTILITIES ============ */
.stack {
  display: grid;
  gap: var(--space-4);
}
.mt-2 {
  margin-top: var(--space-2);
}
.mt-4 {
  margin-top: var(--space-4);
}
.mt-6 {
  margin-top: var(--space-6);
}
.mt-8 {
  margin-top: var(--space-8);
}
.mt-12 {
  margin-top: var(--space-12);
}
.text-muted {
  color: var(--color-text-muted);
}
.bg-offset {
  background: var(--color-surface-offset);
}
.center {
  text-align: center;
  margin-inline: auto;
}

@media (max-width: 640px) {
  .cta-band-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}