/* ============================================================
   VAPCO — Veterans Association Personal Computers Organization
   Main Stylesheet
   ============================================================ */

/* --- Google Fonts Preconnect is in HTML head --- */

/* ============================================================
   DESIGN TOKENS
   ============================================================ */

:root,
[data-theme='light'] {
  /* VAPCO Color Palette — VA-inspired blues and teals */
  --color-bg: #f4f6f9;
  --color-surface: #ffffff;
  --color-surface-2: #f9fafc;
  --color-surface-offset: #edf0f5;
  --color-surface-offset-2: #e4e9f0;
  --color-surface-dynamic: #d8dfe9;
  --color-divider: #d0d7e3;
  --color-border: #c4cdd9;

  /* Text */
  --color-text: #1a2332;
  --color-text-muted: #4a5568;
  --color-text-faint: #a0aec0;
  --color-text-inverse: #f4f6f9;

  /* Primary — Deep Navy Blue (VA-inspired) */
  --color-primary: #003366;
  --color-primary-hover: #002244;
  --color-primary-active: #001833;
  --color-primary-highlight: #ccd9ee;

  /* Accent — Teal (VA-inspired) */
  --color-accent: #007a8a;
  --color-accent-hover: #006070;
  --color-accent-active: #004a57;
  --color-accent-highlight: #cce8ec;

  /* Dark Green Accent */
  --color-green: #1d5c3a;
  --color-green-hover: #154729;
  --color-green-active: #0e3019;
  --color-green-highlight: #cce0d5;

  /* Gold accent for calls-to-action */
  --color-gold: #c8922a;
  --color-gold-hover: #a87520;
  --color-gold-active: #855c18;
  --color-gold-highlight: #f5e7cc;

  /* Success, Error, Warning */
  --color-success: #1d5c3a;
  --color-error: #9b1c2e;
  --color-warning: #b45309;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 30, 70, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 30, 70, 0.10);
  --shadow-lg: 0 12px 40px rgba(0, 30, 70, 0.14);
  --shadow-xl: 0 24px 60px rgba(0, 30, 70, 0.18);

  /* Transitions */
  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);

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

  /* 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(3rem, 0.5rem + 6vw, 6.5rem);

  /* Spacing */
  --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;

  /* Fonts */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Source Sans 3', 'Helvetica Neue', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* Dark Mode */
[data-theme='dark'] {
  --color-bg: #0d1520;
  --color-surface: #111d2c;
  --color-surface-2: #152236;
  --color-surface-offset: #13202f;
  --color-surface-offset-2: #1a2a3d;
  --color-surface-dynamic: #243344;
  --color-divider: #1e2d3f;
  --color-border: #2a3c53;
  --color-text: #e2e8f0;
  --color-text-muted: #8fa3bc;
  --color-text-faint: #4a6080;
  --color-text-inverse: #0d1520;
  --color-primary: #4a8fd4;
  --color-primary-hover: #6aa5e0;
  --color-primary-active: #85b8e8;
  --color-primary-highlight: #1a2d44;
  --color-accent: #2abfcf;
  --color-accent-hover: #48cdd9;
  --color-accent-active: #6adae3;
  --color-accent-highlight: #0f2b30;
  --color-green: #3eb877;
  --color-green-hover: #58c98c;
  --color-green-active: #73d8a0;
  --color-green-highlight: #0f2820;
  --color-gold: #e8aa44;
  --color-gold-hover: #f0bf65;
  --color-gold-active: #f5cf88;
  --color-gold-highlight: #2e2210;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.45);
  --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.55);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #0d1520;
    --color-surface: #111d2c;
    --color-surface-2: #152236;
    --color-surface-offset: #13202f;
    --color-surface-offset-2: #1a2a3d;
    --color-surface-dynamic: #243344;
    --color-divider: #1e2d3f;
    --color-border: #2a3c53;
    --color-text: #e2e8f0;
    --color-text-muted: #8fa3bc;
    --color-text-faint: #4a6080;
    --color-text-inverse: #0d1520;
    --color-primary: #4a8fd4;
    --color-primary-hover: #6aa5e0;
    --color-primary-active: #85b8e8;
    --color-primary-highlight: #1a2d44;
    --color-accent: #2abfcf;
    --color-accent-hover: #48cdd9;
    --color-accent-active: #6adae3;
    --color-accent-highlight: #0f2b30;
    --color-green: #3eb877;
    --color-green-hover: #58c98c;
    --color-green-active: #73d8a0;
    --color-green-highlight: #0f2820;
    --color-gold: #e8aa44;
    --color-gold-hover: #f0bf65;
    --color-gold-active: #f5cf88;
    --color-gold-highlight: #2e2210;
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.25);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.45);
    --shadow-xl: 0 24px 60px rgba(0, 0, 0, 0.55);
  }
}

/* ============================================================
   BASE RESET
   ============================================================ */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -moz-text-size-adjust: none;
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-20);
}

body {
  min-height: 100dvh;
  line-height: 1.65;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color var(--transition-slow), color var(--transition-slow);
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
  height: auto;
}

ul[role='list'], ol[role='list'] { list-style: none; }

input, button, textarea, select { font: inherit; color: inherit; }

h1, h2, h3, h4, h5, h6 {
  text-wrap: balance;
  line-height: 1.15;
  font-family: var(--font-display);
}

p, li, figcaption {
  text-wrap: pretty;
  max-width: 72ch;
}

::selection {
  background: color-mix(in oklab, var(--color-accent) 30%, transparent);
  color: var(--color-text);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

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

button { cursor: pointer; background: none; border: none; }

a { color: inherit; text-decoration: none; }
a:hover { text-decoration: none; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ============================================================
   NAVIGATION
   ============================================================ */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in oklab, var(--color-surface) 92%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow var(--transition-interactive), background var(--transition-interactive);
}

.site-header--scrolled {
  box-shadow: var(--shadow-md);
}

.nav-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav-logo-abbr {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.04em;
}

.nav-logo-full {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
}

.nav-links a {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  transition: color var(--transition-interactive), background var(--transition-interactive);
  letter-spacing: 0.01em;
}

.nav-links a:hover {
  color: var(--color-text);
  background: var(--color-surface-offset);
}

.nav-links a.active {
  color: var(--color-primary);
  background: var(--color-primary-highlight);
}

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

.btn-theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  background: var(--color-surface-offset);
  transition: color var(--transition-interactive), background var(--transition-interactive);
}

.btn-theme-toggle:hover {
  color: var(--color-text);
  background: var(--color-surface-dynamic);
}

.btn-donate-nav {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-5);
  background: var(--color-primary);
  color: #fff;
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  transition: background var(--transition-interactive), transform var(--transition-interactive), box-shadow var(--transition-interactive);
}

.btn-donate-nav:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Mobile nav */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  background: var(--color-surface-offset);
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
}

.nav-hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.mobile-nav {
  display: none;
  position: fixed;
  inset: 0;
  top: 72px;
  background: var(--color-surface);
  z-index: 99;
  padding: var(--space-6);
  flex-direction: column;
  gap: var(--space-2);
  border-top: 1px solid var(--color-divider);
}

.mobile-nav.open {
  display: flex;
}

.mobile-nav a {
  display: block;
  padding: var(--space-4) var(--space-4);
  font-size: var(--text-lg);
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-lg);
  border-bottom: 1px solid var(--color-divider);
  transition: background var(--transition-interactive), color var(--transition-interactive);
}

.mobile-nav a:hover {
  background: var(--color-surface-offset);
  color: var(--color-primary);
}

.mobile-nav .btn-donate-mobile {
  margin-top: var(--space-4);
  display: block;
  text-align: center;
  padding: var(--space-4);
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
  border-radius: var(--radius-xl);
  font-size: var(--text-base);
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .btn-donate-nav { display: none; }
  .nav-hamburger { display: flex; }
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */

.container {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.container--narrow {
  max-width: var(--content-default);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
}

.section--alt {
  background: var(--color-surface);
}

.section--dark {
  background: var(--color-primary);
  color: #fff;
}

.section--navy {
  background: #001e42;
  color: #fff;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

@media (max-width: 960px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-accent);
  border-radius: 2px;
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  line-height: 1.15;
}

.section-subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 60ch;
  line-height: 1.7;
}

.section-title--white { color: #fff; }
.section-label--white { color: rgba(255,255,255,0.75); }
.section-label--white::before { background: rgba(255,255,255,0.75); }
.section-subtitle--white { color: rgba(255,255,255,0.75); }

/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  letter-spacing: 0.02em;
  transition: all var(--transition-interactive);
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn--accent {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}

.btn--accent:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn--outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--outline-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.5);
}

.btn--outline-white:hover {
  background: rgba(255,255,255,0.15);
  border-color: #fff;
}

.btn--gold {
  background: var(--color-gold);
  color: #fff;
  border-color: var(--color-gold);
}

.btn--gold:hover {
  background: var(--color-gold-hover);
  border-color: var(--color-gold-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

/* ============================================================
   CARDS
   ============================================================ */

.card {
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.card-body {
  padding: var(--space-6);
}

/* ============================================================
   PAGE HERO (Internal Pages)
   ============================================================ */

.page-hero {
  background: linear-gradient(135deg, #001e42 0%, #003366 50%, #00607a 100%);
  color: #fff;
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
  position: relative;
  overflow: hidden;
}

.page-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

.page-hero .container { position: relative; z-index: 1; }

.page-hero-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  margin-bottom: var(--space-4);
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-4);
  max-width: 18ch;
}

.page-hero p {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.75);
  max-width: 60ch;
  line-height: 1.7;
}

/* ============================================================
   PHOTO PLACEHOLDER
   ============================================================ */

.photo-placeholder {
  background: var(--color-surface-offset-2);
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-8);
  color: var(--color-text-muted);
  text-align: center;
  min-height: 260px;
  position: relative;
  overflow: hidden;
}

.photo-placeholder-icon {
  width: 48px;
  height: 48px;
  color: var(--color-text-faint);
}

.photo-placeholder-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
}

.photo-placeholder-hint {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ============================================================
   STATS STRIP
   ============================================================ */

.stat {
  text-align: center;
  padding: var(--space-6);
}

.stat-number {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  font-weight: 500;
  line-height: 1.4;
}

.stats-strip {
  background: var(--color-surface);
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  background: #001229;
  color: rgba(255,255,255,0.75);
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}

.footer-inner {
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-10);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: var(--space-8);
}

.footer-brand p {
  font-size: var(--text-sm);
  line-height: 1.7;
  margin-top: var(--space-4);
  max-width: 36ch;
  color: rgba(255,255,255,0.6);
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  transition: color var(--transition-interactive);
}

.footer-links a:hover {
  color: var(--color-accent);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer-copy {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
}

.footer-logo-abbr {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.06em;
}

.footer-501 {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
  margin-top: var(--space-1);
}

@media (max-width: 900px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .footer-top { grid-template-columns: 1fr; gap: var(--space-8); }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
}

/* ============================================================
   FORM ELEMENTS
   ============================================================ */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
  outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--color-accent) 20%, transparent);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.6;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-faint);
}

/* ============================================================
   BREADCRUMB
   ============================================================ */

.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.breadcrumb a {
  color: var(--color-accent);
  transition: color var(--transition-interactive);
}

.breadcrumb a:hover { color: var(--color-accent-hover); }

.breadcrumb-sep { color: var(--color-text-faint); }

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ============================================================
   BADGE
   ============================================================ */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.badge--primary {
  background: var(--color-primary-highlight);
  color: var(--color-primary);
}

.badge--accent {
  background: var(--color-accent-highlight);
  color: var(--color-accent);
}

.badge--green {
  background: var(--color-green-highlight);
  color: var(--color-green);
}

/* ============================================================
   DIVIDER
   ============================================================ */

.divider {
  height: 1px;
  background: var(--color-divider);
  border: none;
  margin-block: var(--space-8);
}

/* ============================================================
   NOTIFICATION BANNER
   ============================================================ */

.banner-501 {
  background: var(--color-accent-highlight);
  border-bottom: 1px solid var(--color-accent);
  padding: var(--space-2) var(--space-6);
  text-align: center;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent-active);
  letter-spacing: 0.04em;
}

[data-theme='dark'] .banner-501 {
  background: color-mix(in oklab, var(--color-accent) 15%, var(--color-bg));
  color: var(--color-accent);
}

/* ============================================================
   QUOTE / PULLQUOTE
   ============================================================ */

.pullquote {
  border-left: 4px solid var(--color-accent);
  padding: var(--space-4) var(--space-6);
  background: var(--color-accent-highlight);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  font-size: var(--text-lg);
  font-style: italic;
  font-family: var(--font-display);
  color: var(--color-text);
  line-height: 1.5;
}

.pullquote cite {
  display: block;
  font-size: var(--text-sm);
  font-style: normal;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-top: var(--space-3);
  font-family: var(--font-body);
}

/* ============================================================
   UTILITY
   ============================================================ */

.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.text-accent { color: var(--color-accent); }
.text-muted { color: var(--color-text-muted); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.gap-4 { gap: var(--space-4); }
.flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.flex-col { flex-direction: column; }