/* style.css — design tokens + component styles
   Alexis Bendickson — portfolio site */

: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(2.5rem, 1rem + 4.2vw, 5rem);

  /* Spacing (4px base) */
  --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: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
  --content-full: 100%;

  /* Fonts */
  --font-display: 'Fraunces', 'Georgia', serif;
  --font-body: 'Work Sans', 'Helvetica Neue', sans-serif;
}

/* LIGHT MODE (default) — charcoal & muted olive */
:root,
[data-theme='light'] {
  --color-bg: #f4f3ee;
  --color-surface: #fafaf6;
  --color-surface-2: #ecebe2;
  --color-surface-offset: #e6e4d8;
  --color-border: #d5d3c5;
  --color-divider: #dcdace;

  --color-text: #232420;
  --color-text-muted: #696b5c;
  --color-text-faint: #9a9b8b;
  --color-text-inverse: #f4f3ee;

  --color-primary: #57652f;
  --color-primary-hover: #414c24;
  --color-primary-active: #333c1c;
  --color-primary-highlight: #dfe3cb;

  --color-secondary: #2b2c25;
  --color-secondary-hover: #1c1d18;
  --color-secondary-highlight: #dedcd0;

  --shadow-sm: 0 1px 2px oklch(0.2 0.02 110 / 0.08);
  --shadow-md: 0 4px 14px oklch(0.2 0.02 110 / 0.1);
  --shadow-lg: 0 14px 36px oklch(0.2 0.02 110 / 0.16);
}

/* DARK MODE — charcoal & muted olive, adjusted for AA contrast */
[data-theme='dark'] {
  --color-bg: #1a1b16;
  --color-surface: #212319;
  --color-surface-2: #262820;
  --color-surface-offset: #2c2e24;
  --color-border: #3a3c30;
  --color-divider: #33352a;

  --color-text: #e6e5db;
  --color-text-muted: #a7a996;
  --color-text-faint: #71725f;
  --color-text-inverse: #1f2019;

  --color-primary: #a2b26c;
  --color-primary-hover: #b7c688;
  --color-primary-active: #cad6a3;
  --color-primary-highlight: #333820;

  --color-secondary: #cbc9ba;
  --color-secondary-hover: #dbd9cb;
  --color-secondary-highlight: #302f27;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
  --shadow-md: 0 4px 14px oklch(0 0 0 / 0.4);
  --shadow-lg: 0 14px 36px oklch(0 0 0 / 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #1a1b16;
    --color-surface: #212319;
    --color-surface-2: #262820;
    --color-surface-offset: #2c2e24;
    --color-border: #3a3c30;
    --color-divider: #33352a;
    --color-text: #e6e5db;
    --color-text-muted: #a7a996;
    --color-text-faint: #71725f;
    --color-text-inverse: #1f2019;
    --color-primary: #a2b26c;
    --color-primary-hover: #b7c688;
    --color-primary-active: #cad6a3;
    --color-primary-highlight: #333820;
    --color-secondary: #cbc9ba;
    --color-secondary-hover: #dbd9cb;
    --color-secondary-highlight: #302f27;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.3);
    --shadow-md: 0 4px 14px oklch(0 0 0 / 0.4);
    --shadow-lg: 0 14px 36px oklch(0 0 0 / 0.5);
  }
}

/* ============ GLOBAL ELEMENTS ============ */

body {
  overflow-x: hidden;
}

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

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-text);
}

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary);
}

.lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 62ch;
}

/* ============ SKIP LINK ============ */
.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-md);
  z-index: 100;
  font-size: var(--text-sm);
}
.skip-link:focus {
  left: var(--space-4);
  top: var(--space-4);
}

/* ============ HEADER ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in oklab, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid oklch(from var(--color-text) l c h / 0.1);
  transition:
    transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.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;
  padding-block: var(--space-4);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-text);
}
.brand-mark {
  width: 34px;
  height: 34px;
  color: var(--color-primary);
  flex-shrink: 0;
}
.brand-name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
}
.brand:hover {
  color: var(--color-text);
}
.brand:hover .brand-mark {
  color: var(--color-primary-hover);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}
.main-nav ul {
  display: flex;
  gap: var(--space-6);
  align-items: center;
}
.main-nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
  padding: var(--space-2) 0;
  position: relative;
}
.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);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  color: var(--color-text);
}

.theme-toggle {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  border-radius: var(--radius-full);
}
.theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}
.theme-toggle svg {
  width: 18px;
  height: 18px;
}

/* ============ BUTTONS ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  min-height: 44px;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  color: var(--color-text-inverse);
}
.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover {
  background: var(--color-surface-offset);
  border-color: var(--color-text-faint);
  color: var(--color-text);
}
.btn-ghost {
  background: transparent;
  color: var(--color-primary);
  padding-inline: 0;
}
.btn-ghost:hover {
  color: var(--color-primary-hover);
}
.btn svg {
  width: 16px;
  height: 16px;
}

/* ============ HERO ============ */
.hero {
  padding-block: clamp(var(--space-8), 6vw, var(--space-16)) clamp(var(--space-10), 5vw, var(--space-16));
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: var(--space-12);
  align-items: center;
}
.hero-eyebrow {
  margin-bottom: var(--space-4);
}
.hero h1 {
  font-size: var(--text-hero);
  font-optical-sizing: auto;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: var(--space-6);
}
.hero h1 em {
  font-style: italic;
  color: var(--color-primary);
}
.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 46ch;
  margin-bottom: var(--space-8);
}
.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.hero-visual {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-lg);
}
.hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, oklch(0.2 0.03 40 / 0.35) 100%);
}

/* ============ CARD GRID (preview cards) ============ */
.card-row {
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-10);
}
.preview-card {
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.1);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  box-shadow: var(--shadow-sm);
}
.preview-card:hover {
  box-shadow: var(--shadow-md);
  border-color: oklch(from var(--color-text) l c h / 0.16);
}
.preview-card .card-icon {
  width: 28px;
  height: 28px;
  color: var(--color-primary);
}
.preview-card h3 {
  font-size: var(--text-lg);
  font-weight: 600;
}
.preview-card p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  flex-grow: 1;
}
.preview-card .card-link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}
.preview-card .card-link svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-interactive);
}
.preview-card:hover .card-link svg {
  transform: translateX(3px);
}

/* ============ SECTION GENERIC ============ */
.section {
  padding-block: clamp(var(--space-12), 7vw, var(--space-24));
}
.section-title {
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
}
.section-head {
  margin-bottom: var(--space-10);
}
.section--offset {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}

/* Currently exploring / reading list */
.reading-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-5);
}
.reading-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}
.reading-index {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text-faint);
  font-weight: 500;
}
.reading-item h4 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-1);
}
.reading-item p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.reading-list-simple {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-3);
}
.reading-list-simple li {
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  color: var(--color-text);
}
.reading-list-simple em {
  font-style: italic;
  color: var(--color-text);
}
.reading-item .reading-author {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: var(--space-2);
}

/* ============ ABOUT PAGE ============ */
.page-hero {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24)) clamp(var(--space-10), 5vw, var(--space-16));
}
.page-hero h1 {
  font-size: var(--text-2xl);
  font-optical-sizing: auto;
  font-weight: 500;
  margin-bottom: var(--space-4);
}
.page-hero .lede {
  font-size: var(--text-lg);
}

.bio-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}
.bio-layout .prose > * + * {
  margin-top: var(--space-5);
}
.prose p {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text);
}
.prose h3 {
  font-size: var(--text-lg);
  margin-top: var(--space-8);
}

.pull-card {
  background: var(--color-secondary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  position: sticky;
  top: calc(var(--space-16) + 80px);
}
.pull-card blockquote {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-style: italic;
  line-height: 1.4;
  margin-bottom: var(--space-4);
}
.pull-card cite {
  font-size: var(--text-xs);
  opacity: 0.75;
  font-style: normal;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* Credentials list */
.credential-block {
  margin-top: var(--space-10);
}
.credential-block h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
}
.credential-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.credential-item {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-top: 1px solid var(--color-divider);
}
.credential-item:first-child {
  border-top: none;
}
.credential-date {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-top: 2px;
}
.credential-body h4 {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--space-1);
}
.credential-body p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.honors-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-4);
}
.honor-badge {
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  background: var(--color-primary-highlight);
  color: var(--color-primary-hover);
  border: 1px solid transparent;
}
[data-theme='dark'] .honor-badge {
  color: var(--color-primary);
}

/* Framework / political identity section */
.framework-section {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-8), 5vw, var(--space-12));
  margin-top: var(--space-12);
}
.framework-section h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-5);
}
.framework-section p {
  font-size: var(--text-base);
  line-height: 1.75;
}
.framework-section p + p {
  margin-top: var(--space-4);
}
.framework-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-6);
}
.framework-tag {
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  background: var(--color-surface-offset);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

/* ============ RESEARCH PAGE ============ */
.research-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}
.research-visual {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.research-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.research-list {
  margin-top: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.research-list li {
  display: flex;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-text);
}
.research-list svg {
  width: 18px;
  height: 18px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 3px;
}

.cta-panel {
  background: var(--color-secondary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-8), 5vw, var(--space-12));
  margin-top: var(--space-16);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  flex-wrap: wrap;
}
.cta-panel h3 {
  font-size: var(--text-xl);
  color: var(--color-text-inverse);
  margin-bottom: var(--space-2);
}
.cta-panel p {
  color: oklch(from var(--color-text-inverse) l c h / 0.85);
  max-width: 50ch;
}
.cta-panel .btn-primary {
  background: var(--color-text-inverse);
  color: var(--color-secondary);
  flex-shrink: 0;
}
.cta-panel .btn-primary:hover {
  background: oklch(from var(--color-text-inverse) l c h / 0.85);
}
.cta-note {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-4);
  max-width: 60ch;
}

/* ============ SHOP PAGE ============ */
.shop-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--space-8);
  align-items: start;
}
.product-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}
.product-badge {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  z-index: 1;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  background: var(--color-primary-highlight);
  color: var(--color-primary-hover);
}
.product-media {
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--color-surface-2);
}
.product-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}
.product-body {
  padding: clamp(var(--space-6), 4vw, var(--space-8));
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.product-body h3 {
  font-size: var(--text-lg);
}
.product-price {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-primary);
}
.product-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: var(--space-2);
}
.product-features li {
  display: flex;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text);
}
.product-features svg {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 3px;
}
.product-preview-strip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin-top: var(--space-2);
}
.product-preview-strip img {
  width: 100%;
  aspect-ratio: 3/4;
  object-fit: cover;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}
.product-cta {
  margin-top: var(--space-4);
  align-self: flex-start;
}
.product-card--soon {
  border-style: dashed;
  background: var(--color-surface-offset);
  box-shadow: none;
}
.product-body--placeholder {
  justify-content: center;
  min-height: 100%;
  padding-top: clamp(3.5rem, 10vw, var(--space-16));
  padding-bottom: clamp(var(--space-10), 6vw, var(--space-16));
}
.product-body--placeholder .product-price {
  color: var(--color-text-faint);
}

/* ============ WRITING PAGE ============ */
.essay-list {
  display: flex;
  flex-direction: column;
  margin-top: var(--space-10);
}
.essay-item {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: var(--space-5);
  padding-block: var(--space-6);
  border-top: 1px solid var(--color-divider);
}
.essay-item:first-child {
  border-top: none;
}
.essay-number {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-text-faint);
}
.essay-item h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-2);
}
.essay-item p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
}
.essay-tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-2);
}
[data-theme='dark'] .essay-tag {
  color: var(--color-secondary-hover);
}

.substack-note {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
}

/* ============ PHOTOGRAPHY PAGE ============ */
.photo-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 260px;
  gap: var(--space-4);
  margin-top: var(--space-10);
}
.photo-gallery figure {
  overflow: hidden;
  border-radius: var(--radius-md);
  position: relative;
  height: 100%;
}
.photo-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.photo-gallery figure:hover img {
  transform: scale(1.04);
}
.photo-gallery .span-2 {
  grid-column: span 2;
}
.photo-gallery .span-row-2 {
  grid-row: span 2;
}
.photo-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-4);
  font-size: var(--text-xs);
  color: #fff;
  background: linear-gradient(180deg, transparent, oklch(0.15 0.02 40 / 0.65));
  opacity: 0;
  transition: opacity var(--transition-interactive);
}
.photo-gallery figure:hover .photo-caption {
  opacity: 1;
}

.photo-note {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  margin-top: var(--space-12);
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
}
.photo-note svg {
  width: 22px;
  height: 22px;
  color: var(--color-primary);
  flex-shrink: 0;
  margin-top: 2px;
}
.photo-note h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-2);
}
.photo-note p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--space-4);
}

/* ============ FOOTER ============ */
.site-footer {
  border-top: 1px solid var(--color-divider);
  background: var(--color-surface);
  padding-block: var(--space-16) var(--space-10);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-10);
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
  color: var(--color-text);
}
.footer-brand .brand-mark {
  width: 28px;
  height: 28px;
}
.footer-brand-name {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
}
.footer-tagline {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  max-width: 34ch;
}
.footer-col h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-4);
  font-weight: 600;
}
.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer-col a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.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;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
  .hero-grid,
  .bio-layout,
  .research-layout {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }
  .pull-card {
    position: static;
  }
  .card-grid {
    grid-template-columns: 1fr;
  }
  .reading-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .photo-gallery {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-rows: 220px;
  }
  .research-layout {
    grid-template-columns: 1fr;
  }
  .research-visual {
    order: -1;
  }
  .shop-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .main-nav ul {
    display: none;
  }
  .nav-toggle {
    display: flex;
  }
  .main-nav.is-open ul {
    display: flex;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-divider);
    padding: var(--space-6);
    gap: var(--space-4);
    box-shadow: var(--shadow-md);
  }
  .credential-item {
    grid-template-columns: 1fr;
    gap: var(--space-1);
  }
  .cta-panel {
    flex-direction: column;
    align-items: flex-start;
  }
  .photo-gallery {
    grid-template-columns: 1fr;
    grid-auto-rows: 260px;
  }
  .photo-gallery .span-2 {
    grid-column: span 1;
  }
  .photo-note {
    flex-direction: column;
  }
  .essay-item {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
  }
}

/* ============ CIVIC PAGE — candidate cards ============ */
.candidate-featured {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(var(--space-8), 5vw, var(--space-12));
  box-shadow: var(--shadow-sm);
}
.candidate-badge-intern {
  display: inline-block;
  margin-bottom: var(--space-4);
  background: var(--color-primary-highlight);
  color: var(--color-primary-hover);
  border-color: transparent;
}
[data-theme='dark'] .candidate-badge-intern {
  color: var(--color-primary);
}
.candidate-featured-body h2 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-2);
}
.candidate-role {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-4);
}
.candidate-featured-body p:not(.candidate-role) {
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-text);
  margin-bottom: var(--space-6);
}
.candidate-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-2);
}
.candidate-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.candidate-card h3 {
  font-size: var(--text-lg);
  font-weight: 600;
}
.candidate-card p:not(.candidate-role) {
  font-size: var(--text-sm);
  line-height: 1.65;
  color: var(--color-text-muted);
  flex-grow: 1;
}
.candidate-card .card-link {
  margin-top: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}
.candidate-card .card-link svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-interactive);
}
.candidate-card .card-link:hover svg {
  transform: translateX(3px);
}

/* Civic infographic */
.civic-infographic {
  margin-top: 0;
}
.infographic-kpis {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-5);
  margin-bottom: var(--space-10);
}
.kpi-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}
.kpi-value {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.05;
  font-variant-numeric: tabular-nums lining-nums;
}
.kpi-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.4;
}
.kpi-delta {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-faint);
}
.kpi-delta--up {
  color: var(--color-primary-hover);
}
[data-theme='dark'] .kpi-delta--up {
  color: var(--color-primary);
}

.infographic-bars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}
.bar-group {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.bar-group-title {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-5);
}
.bar-row {
  display: grid;
  grid-template-columns: 48px 1fr auto;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}
.bar-row:last-child {
  margin-bottom: 0;
}
.bar-row-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums lining-nums;
}
.bar-track {
  height: 1.5rem;
  background: var(--color-surface-offset);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  background: var(--color-primary);
  opacity: 0.45;
  border-radius: var(--radius-sm);
}
.bar-fill--current {
  opacity: 1;
}
.bar-row-value {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  font-variant-numeric: tabular-nums lining-nums;
  min-width: 4.5rem;
  text-align: right;
}

@media (max-width: 860px) {
  .infographic-kpis {
    grid-template-columns: 1fr;
  }
  .infographic-bars {
    grid-template-columns: 1fr;
  }
  .bar-row {
    grid-template-columns: 40px 1fr auto;
  }
  .candidate-grid {
    grid-template-columns: 1fr;
  }
}