/* ========================================
   HOLON GARDENS — SHARED CSS
   Hub-and-Spoke Architecture
   ======================================== */

/* ========================================
   1. CSS VARIABLES & DESIGN TOKENS
   ======================================== */
:root {
  /* Brand Colors */
  --deep-blue: #0A2540;
  --green: #18A95A;
  --green-dark: #128A48;
  --green-light: #E8F8EF;
  --accent-blue: #3B82F6;
  --accent-blue-light: #DBEAFE;
  --warm-white: #FAFAF8;
  --light-gray: #F0F0EC;
  --earth-tone: #8B6F47;
  --earth-light: #F5F0E8;
  --text-primary: #0A2540;
  --text-secondary: #4A5568;
  --text-light: #718096;
  --white: #FFFFFF;
  --black: #000000;
  --brand-blue: #0027FF;

  /* Typography */
  --font-display: 'Inter', 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Space Grotesk', 'DM Sans', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing Scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Layout */
  --max-width: 1200px;
  --max-width-narrow: 800px;
  --max-width-wide: 1400px;
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --border-radius-lg: 20px;

  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========================================
   2. RESET & BASE STYLES
   ======================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--warm-white);
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

a:hover {
  color: var(--green-dark);
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* ========================================
   3. TYPOGRAPHY
   ======================================== */
h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-lg);
}

h2 {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--space-lg);
}

h3 {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.5vw, 2rem);
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: var(--space-md);
}

h4 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

h5 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

h6 {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-sm);
}

p {
  font-size: clamp(1rem, 1.1vw, 1.125rem);
  line-height: 1.8;
  color: var(--text-secondary);
}

p + p {
  margin-top: var(--space-md);
}

.font-display {
  font-family: var(--font-display);
}

.font-body {
  font-family: var(--font-body);
}

.font-mono {
  font-family: var(--font-mono);
}

/* ========================================
   4. UTILITY CLASSES
   ======================================== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

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

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

.section {
  padding: var(--space-5xl) 0;
}

.section-sm {
  padding: var(--space-3xl) 0;
}

/* Text Utilities */
.text-green { color: var(--green); }
.text-blue { color: var(--accent-blue); }
.text-earth { color: var(--earth-tone); }
.text-white { color: var(--white); }
.text-light { color: var(--text-light); }

/* Background Utilities */
.bg-deep-blue { background: var(--deep-blue); }
.bg-green-light { background: var(--green-light); }
.bg-light-gray { background: var(--light-gray); }
.bg-warm-white { background: var(--warm-white); }
.bg-earth-light { background: var(--earth-light); }

/* ========================================
   5. TYPOGRAPHY COMPONENTS
   ======================================== */
.section-header {
  font-family: var(--font-display);
  margin-bottom: var(--space-3xl);
  text-align: center;
}

.section-header h2 {
  color: var(--green);
  margin-bottom: var(--space-md);
}

.subtitle {
  font-family: var(--font-body);
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ========================================
   6. BUTTONS & INTERACTIVE ELEMENTS
   ======================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  color: var(--green);
  transition: var(--transition);
}

.btn-primary {
  background: var(--green);
  color: var(--white);
  border: 2px solid var(--green);
}

.btn-primary:hover {
  background: var(--green-dark);
  border-color: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(24, 169, 90, 0.3);
}

.btn-secondary {
  color: var(--deep-blue);
  border: 2px solid var(--deep-blue);
}

.btn-secondary:hover {
  background: var(--deep-blue);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-white {
  background: var(--white);
  color: var(--deep-blue);
  border: 2px solid var(--white);
}

.btn-white:hover {
  background: var(--light-gray);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.btn-outline {
  border: 2px solid currentColor;
  background: transparent;
}

.btn-outline:hover {
  background: var(--green);
  color: var(--white);
  border-color: var(--green);
}

.btn-outline-white {
  color: var(--white);
  border: 2px solid var(--white);
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--white);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn-group {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* ========================================
   7. CARDS & COMPONENTS
   ======================================== */
.card {
  background: var(--white);
  border-radius: var(--border-radius);
  padding: var(--space-2xl);
  transition: var(--transition);
  border: 1px solid transparent;
}

.card:hover {
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.1);
}

.card-green {
  background: var(--green-light);
}

.card-dark {
  background: var(--deep-blue);
  color: var(--white);
}

.card-dark p {
  color: rgba(255, 255, 255, 0.7);
}

/* Grid Utilities */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

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

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

/* ========================================
   8. DESKTOP NAVIGATION
   ======================================== */
.nav {
  background: var(--warm-white);
  padding: var(--space-lg) var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  z-index: 1000;
  transition: var(--transition);
}

.nav.sticky {
  position: sticky;
  top: 0;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  background: rgba(250, 250, 248, 0.95);
  backdrop-filter: blur(10px);
}

.nav-container {
  max-width: var(--max-width-wide);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0 var(--space-xl);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--deep-blue);
}

.nav-logo-text .gardens-text {
  color: var(--green);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: none;
}

.nav-center {
  flex: 1;
  display: flex;
  justify-content: center;
  align-items: center;
}

.nav-links {
  display: flex;
  gap: var(--space-2xl);
  align-items: center;
}

.nav-link {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
  position: relative;
  transition: var(--transition);
}

.nav-link:hover {
  color: var(--green);
}

.nav-link.active {
  color: var(--green);
}

/* Dropdown Menu */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition);
}

.nav-dropdown-toggle:hover {
  color: var(--green);
}

.nav-dropdown-toggle::after {
  content: '▼';
  font-size: 0.6rem;
  transition: transform 0.3s ease;
}

.nav-dropdown:hover .nav-dropdown-toggle::after {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  border-radius: var(--border-radius);
  min-width: 220px;
  padding: var(--space-md) 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition);
  margin-top: var(--space-sm);
}

.nav-dropdown:hover .nav-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown-item {
  display: block;
  padding: var(--space-md) var(--space-xl);
  color: var(--text-primary);
  font-family: var(--font-display);
  font-size: 0.95rem;
  transition: var(--transition);
  border-left: 3px solid transparent;
}

.nav-dropdown-item:hover {
  background: var(--light-gray);
  color: var(--green);
  border-left-color: var(--green);
}

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

.nav-cta-portal {
  background: var(--green);
  color: var(--white);
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  border: 2px solid var(--green);
}

.nav-cta-portal:hover {
  background: var(--green-dark);
  border-color: var(--green-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(24, 169, 90, 0.3);
}

.nav-cta-donate {
  color: var(--deep-blue);
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid var(--deep-blue);
  transition: var(--transition);
}

.nav-cta-donate:hover {
  background: var(--deep-blue);
  color: var(--white);
  transform: translateY(-2px);
}

/* Hide desktop nav on mobile */
@media (max-width: 1024px) {
  .nav-center,
  .nav-ctas {
    display: none;
  }
}

/* ========================================
   9. MOBILE TAB BAR
   ======================================== */
.mobile-tab-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 70px;
  background: var(--deep-blue);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: env(safe-area-inset-bottom);
  z-index: 999;
  padding: var(--space-sm) 0 calc(env(safe-area-inset-bottom) + var(--space-sm)) 0;
}

@media (max-width: 1024px) {
  .mobile-tab-bar {
    display: flex;
    justify-content: space-around;
    align-items: center;
  }
}

.mobile-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  color: rgba(255, 255, 255, 0.6);
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition);
  flex: 1;
  min-height: 44px;
  min-width: 44px;
}

.mobile-tab:hover,
.mobile-tab.active {
  color: var(--green);
}

.mobile-tab-icon {
  font-size: 1.5rem;
}

/* Add bottom padding to body on mobile to avoid content overlap */
@media (max-width: 1024px) {
  body {
    padding-bottom: calc(70px + env(safe-area-inset-bottom));
  }
}

/* ========================================
   10. MOBILE OVERLAY MENU
   ======================================== */
.mobile-overlay-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1001;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.mobile-overlay-menu.active {
  display: block;
  opacity: 1;
}

.mobile-overlay-content {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--deep-blue);
  border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
  padding: var(--space-2xl);
  padding-bottom: calc(var(--space-2xl) + env(safe-area-inset-bottom));
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-overlay-menu.active .mobile-overlay-content {
  transform: translateY(0);
}

.mobile-overlay-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-2xl);
}

.mobile-overlay-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
}

.mobile-overlay-close {
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mobile-overlay-close:hover {
  color: var(--green);
}

.mobile-overlay-section {
  margin-bottom: var(--space-2xl);
}

.mobile-overlay-section-title {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-md);
}

.mobile-overlay-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.mobile-overlay-link {
  display: block;
  color: var(--white);
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 500;
  padding: var(--space-md);
  border-radius: var(--border-radius-sm);
  transition: var(--transition);
}

.mobile-overlay-link:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--green);
}

/* ========================================
   11. FOOTER
   ======================================== */
.footer {
  background: var(--deep-blue);
  color: var(--white);
  padding: var(--space-4xl) var(--space-xl) var(--space-2xl);
}

.footer-grid {
  max-width: var(--max-width);
  margin: 0 auto var(--space-3xl);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3xl);
}

.footer-about h4 {
  color: var(--white);
  margin-bottom: var(--space-md);
}

.footer-about p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.8;
}

.footer-heading {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: var(--space-lg);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.95rem;
  transition: var(--transition);
}

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

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: var(--space-2xl);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-lg);
}

.footer-bottom p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-nonprofit {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

/* Footer on Tablet */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-2xl);
  }
}

/* Footer on Mobile */
@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .footer {
    padding: var(--space-3xl) var(--space-lg) var(--space-2xl);
  }
}

/* Footer Accordion for Mobile */
@media (max-width: 768px) {
  .footer-section-toggle {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    padding: var(--space-md) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .footer-section-toggle h4 {
    margin: 0;
  }

  .footer-section-toggle::after {
    content: '▼';
    font-size: 0.8rem;
    transition: transform 0.3s ease;
  }

  .footer-section-toggle.active::after {
    transform: rotate(180deg);
  }

  .footer-accordion-content {
    display: none;
    padding: var(--space-lg) 0;
  }

  .footer-section-toggle.active + .footer-accordion-content {
    display: block;
  }
}

/* ========================================
   12. PLATFORM DETECTION UTILITIES
   ======================================== */
.desktop-only {
  display: block;
}

.mobile-only {
  display: none;
}

.tablet-only {
  display: none;
}

@media (max-width: 1024px) {
  .desktop-only {
    display: none;
  }

  .mobile-only {
    display: block;
  }

  .tablet-only {
    display: block;
  }
}

/* ========================================
   13. RESPONSIVE UTILITIES
   ======================================== */
@media (max-width: 768px) {
  .container,
  .container-narrow,
  .container-wide {
    padding: 0 var(--space-lg);
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .nav-links {
    flex-direction: column;
    gap: var(--space-lg);
  }
}

/* ========================================
   14. REVEAL ANIMATION
   ======================================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: var(--transition-slow);
}

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

/* ========================================
   15. ANIMATIONS
   ======================================== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

@keyframes btnSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes authSlideIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ========================================
   16. DARK MODE
   ======================================== */
[data-theme="dark"] {
  --warm-white: #0f172a;
  --light-gray: #1e293b;
  --text-primary: #e2e8f0;
  --text-secondary: #94a3b8;
  --text-light: #64748b;
}

[data-theme="dark"] body {
  background: #0f172a;
  color: #e2e8f0;
}

[data-theme="dark"] .nav {
  background: rgba(15, 23, 42, 0.97);
}

[data-theme="dark"] .footer {
  background: #020617;
}

[data-theme="dark"] .footer p,
[data-theme="dark"] .footer a {
  color: rgba(255, 255, 255, 0.6);
}

[data-theme="dark"] .footer-heading {
  color: #e2e8f0;
}

[data-theme="dark"] .footer-links a {
  color: rgba(255, 255, 255, 0.5);
}

[data-theme="dark"] .footer-links a:hover {
  color: var(--green);
}

[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3,
[data-theme="dark"] h4,
[data-theme="dark"] h5,
[data-theme="dark"] h6 {
  color: #e2e8f0;
}

[data-theme="dark"] p {
  color: #94a3b8;
}

[data-theme="dark"] .section-header h2 {
  color: var(--green);
}

[data-theme="dark"] .subtitle {
  color: #94a3b8;
}

[data-theme="dark"] label {
  color: #e2e8f0;
}

[data-theme="dark"] .form-label {
  color: #e2e8f0;
}

[data-theme="dark"] strong {
  color: #e2e8f0;
}

[data-theme="dark"] .nav-logo-text {
  color: #ffffff;
}

[data-theme="dark"] .nav-logo-text .gardens-text {
  color: var(--green);
}

[data-theme="dark"] .nav-link {
  color: rgba(255, 255, 255, 0.7);
}

[data-theme="dark"] .nav-link:hover,
[data-theme="dark"] .nav-link.active {
  color: var(--green);
}

[data-theme="dark"] .card {
  background: #1e293b;
  border-color: rgba(255, 255, 255, 0.06);
  color: #e2e8f0;
}

[data-theme="dark"] .card:hover {
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] .card h4 {
  color: #e2e8f0;
}

[data-theme="dark"] .card p {
  color: #94a3b8;
}

[data-theme="dark"] .card-green {
  background: rgba(24, 169, 90, 0.1);
}

[data-theme="dark"] .card-green h4,
[data-theme="dark"] .card-green p {
  color: #e2e8f0;
}

[data-theme="dark"] .mobile-overlay-menu {
  background: rgba(0, 0, 0, 0.8);
}

[data-theme="dark"] .mobile-overlay-content {
  background: #0f172a;
}

/* ========================================
   17. FORM ELEMENTS (BASIC)
   ======================================== */
input[type="text"],
input[type="email"],
input[type="password"],
input[type="tel"],
input[type="number"],
textarea,
select {
  width: 100%;
  padding: var(--space-md);
  border: 1px solid var(--light-gray);
  border-radius: var(--border-radius-sm);
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--text-primary);
  transition: var(--transition);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="password"]:focus,
input[type="tel"]:focus,
input[type="number"]:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(24, 169, 90, 0.1);
}

textarea {
  resize: vertical;
  min-height: 150px;
}

label {
  display: block;
  margin-bottom: var(--space-sm);
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--text-primary);
}

/* ========================================
   18. COOKIE CONSENT BANNER
   ======================================== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--deep-blue);
  color: var(--white);
  padding: var(--space-2xl);
  z-index: 998;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2xl);
  flex-wrap: wrap;
}

.cookie-banner p {
  color: rgba(255, 255, 255, 0.8);
  flex: 1;
  min-width: 300px;
}

.cookie-buttons {
  display: flex;
  gap: var(--space-lg);
}

.cookie-btn {
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius);
  font-family: var(--font-display);
  font-weight: 600;
  transition: var(--transition);
  cursor: pointer;
  border: none;
}

.cookie-accept-btn {
  background: var(--green);
  color: var(--white);
}

.cookie-accept-btn:hover {
  background: var(--green-dark);
}

.cookie-decline-btn {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

.cookie-decline-btn:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* ========================================
   19. SECTION HEADERS
   ======================================== */
.section-header {
  font-family: var(--font-display);
  margin-bottom: var(--space-3xl);
  text-align: center;
}

.section-header h2 {
  color: var(--green);
  margin-bottom: var(--space-md);
}

.section-header .subtitle {
  color: var(--text-secondary);
  max-width: 700px;
  margin: 0 auto;
}

/* ========================================
   20. DEEP DIVE / EXPANDABLE COMPONENTS
   ======================================== */
.expand-trigger {
  cursor: pointer;
  user-select: none;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md);
  border-radius: var(--border-radius-sm);
  transition: var(--transition);
}

.expand-trigger:hover {
  background: var(--light-gray);
}

.expand-trigger::before {
  content: '▸';
  display: inline-block;
  transition: transform 0.3s ease;
  font-weight: 600;
}

.expand-trigger.active::before {
  transform: rotate(90deg);
}

.expand-content {
  display: none;
  padding: var(--space-lg);
  background: var(--light-gray);
  border-radius: var(--border-radius-sm);
  animation: slideDown 0.3s ease;
}

.expand-trigger.active + .expand-content {
  display: block;
}

/* ========================================
   21. UTILITY TEXT HELPERS
   ======================================== */
.text-center {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.font-weight-bold {
  font-weight: 700;
}

.font-weight-semibold {
  font-weight: 600;
}

.font-weight-normal {
  font-weight: 400;
}

.uppercase {
  text-transform: uppercase;
}

.lowercase {
  text-transform: lowercase;
}

.capitalize {
  text-transform: capitalize;
}

/* ========================================
   22. SPACING HELPERS
   ======================================== */
.mt-xs { margin-top: var(--space-xs); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }
.mt-3xl { margin-top: var(--space-3xl); }

.mb-xs { margin-bottom: var(--space-xs); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }
.mb-3xl { margin-bottom: var(--space-3xl); }

.pt-sm { padding-top: var(--space-sm); }
.pt-md { padding-top: var(--space-md); }
.pt-lg { padding-top: var(--space-lg); }
.pt-xl { padding-top: var(--space-xl); }
.pt-2xl { padding-top: var(--space-2xl); }

.pb-sm { padding-bottom: var(--space-sm); }
.pb-md { padding-bottom: var(--space-md); }
.pb-lg { padding-bottom: var(--space-lg); }
.pb-xl { padding-bottom: var(--space-xl); }
.pb-2xl { padding-bottom: var(--space-2xl); }

/* ========================================
   23. FOCUS & ACCESSIBILITY
   ======================================== */
:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

/* ========================================
   24. PRINT STYLES
   ======================================== */
@media print {
  .nav,
  .mobile-tab-bar,
  .footer,
  .cookie-banner {
    display: none;
  }

  body {
    padding-bottom: 0;
  }
}