/* =============================================
   HEROES ON THE HILL - Main Stylesheet
   ============================================= */

/* --- CSS Custom Properties --- */
:root {
  --primary: #C8102E;
  --primary-dark: #a50d24;
  --primary-light: #e8354d;
  --secondary: #0078A8;
  --secondary-dark: #005c80;
  --bg-dark: #0B1C2D;
  --bg-darker: #071320;
  --bg-card: #112a3e;
  --bg-card-hover: #163550;
  --text-primary: #FFFFFF;
  --text-secondary: #a8c4d8;
  --text-muted: #6a8ca6;
  --border-color: #1e3a50;
  --border-light: #2a4a60;
  --font-heading: 'Oswald', sans-serif;
  --font-body: 'Inter', sans-serif;
  --transition: 0.3s ease;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 30px rgba(200, 16, 46, 0.15);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
}

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

ul {
  list-style: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Utility --- */
.link-accent {
  color: var(--primary);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.link-accent:hover {
  border-bottom-color: var(--primary);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(200, 16, 46, 0.4);
}

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

.btn-outline:hover {
  background: var(--text-primary);
  color: var(--bg-dark);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 16px;
}

.btn-block {
  width: 100%;
}

.btn-yellow {
  background: #FFD700;
  color: #1a1a1a;
  border-color: #FFD700;
}

.btn-yellow:hover {
  background: #FFC107;
  border-color: #FFC107;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(255, 215, 0, 0.4);
}

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(11, 28, 45, 0.95);
  backdrop-filter: blur(20px);
  padding: 10px 0;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid var(--border-color);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  gap: 10px;
  white-space: nowrap;
}

.nav-logo-img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.nav-logo-text {
  display: inline;
}

.logo-icon {
  color: var(--primary);
  font-size: 22px;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-menu a {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--text-secondary);
  transition: color var(--transition);
  position: relative;
}

.nav-menu a:hover {
  color: var(--text-primary);
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition);
}

.nav-menu a:hover::after {
  width: 100%;
}

.nav-cta {
  background: var(--primary);
  color: var(--text-primary) !important;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
}

.nav-cta::after {
  display: none !important;
}

.nav-cta:hover {
  background: var(--primary-dark) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Section Styles --- */
section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header.light {
  color: var(--text-primary);
}

.section-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.section-divider {
  width: 60px;
  height: 4px;
  background: var(--primary);
  margin: 0 auto 24px;
  border-radius: 2px;
}

.section-divider.left {
  margin: 0 0 24px;
}

.section-subtitle {
  font-size: 17px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.7;
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 24px 80px;
  overflow: hidden;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(200, 16, 46, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 50%, rgba(0, 120, 168, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(200, 16, 46, 0.04) 0%, transparent 40%),
    linear-gradient(180deg, var(--bg-darker) 0%, var(--bg-dark) 50%, var(--bg-darker) 100%);
  z-index: 1;
}

.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  max-width: 900px;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 4px;
  color: var(--primary);
  border: 1px solid rgba(200, 16, 46, 0.3);
  padding: 8px 24px;
  border-radius: 30px;
  margin-bottom: 32px;
  background: rgba(200, 16, 46, 0.05);
}

.hero-logo-container {
  margin-bottom: 28px;
}

.hero-logo-img {
  max-width: min(700px, 80vw);
  width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
  filter: brightness(0) invert(1);
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(48px, 10vw, 96px);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: 2px;
  margin-bottom: 28px;
}

.hero-title-line {
  display: block;
}

.hero-title-line:last-child {
  color: var(--primary);
}

.hero-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.hero-meta svg {
  vertical-align: middle;
  margin-right: 6px;
  opacity: 0.7;
}

.hero-date, .hero-location {
  font-size: 17px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hero-divider {
  color: var(--primary);
  font-size: 20px;
  opacity: 0.5;
}

.hero-tagline {
  font-size: 19px;
  color: var(--text-secondary);
  margin-bottom: 36px;
  font-style: italic;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 60px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  padding: 24px 40px;
  background: rgba(17, 42, 62, 0.5);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
}

.hero-stat-label {
  font-size: 13px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-color);
}

.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
}

.scroll-arrow {
  display: block;
  width: 24px;
  height: 24px;
  border-right: 2px solid var(--text-muted);
  border-bottom: 2px solid var(--text-muted);
  transform: rotate(45deg);
  animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
  0%, 20%, 50%, 80%, 100% { transform: rotate(45deg) translateY(0); }
  40% { transform: rotate(45deg) translateY(8px); }
  60% { transform: rotate(45deg) translateY(4px); }
}

/* --- About Section --- */
.about {
  background: var(--bg-darker);
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  text-align: center;
  transition: all var(--transition);
}

.about-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
  background: var(--bg-card-hover);
}

.about-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(200, 16, 46, 0.1);
  border-radius: 50%;
  color: var(--primary);
}

.about-card h3 {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.about-card p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}

.about-cta {
  text-align: center;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

.about-cta p {
  color: var(--text-secondary);
  font-size: 15px;
}

.about-cta strong {
  color: var(--text-primary);
}

/* --- Countdown Section --- */
.countdown-section {
  position: relative;
  background: var(--bg-dark);
  overflow: hidden;
}

.countdown-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at center, rgba(200, 16, 46, 0.06) 0%, transparent 60%),
    var(--bg-dark);
}

.countdown-grid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-bottom: 48px;
  position: relative;
}

.countdown-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  min-width: 120px;
}

.countdown-number {
  font-family: var(--font-heading);
  font-size: 56px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1;
}

.countdown-label {
  font-family: var(--font-heading);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-muted);
}

.countdown-separator {
  font-family: var(--font-heading);
  font-size: 48px;
  font-weight: 700;
  color: var(--border-light);
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.countdown-event-info {
  display: flex;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.event-detail {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  color: var(--text-secondary);
}

.event-detail svg {
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 2px;
}

.event-detail strong {
  display: block;
  color: var(--text-primary);
  margin-bottom: 2px;
}

.event-detail span {
  font-size: 14px;
}

/* --- Course Section --- */
.course {
  background: var(--bg-darker);
}

.course-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.map-placeholder {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.course-map-img {
  width: 100%;
  height: auto;
  display: block;
}

.map-label {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 14px;
}

.map-label svg {
  color: var(--primary);
  flex-shrink: 0;
}

.course-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.course-stat-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

.course-stat-card:hover {
  border-color: var(--primary);
  transform: translateX(8px);
}

.course-stat-icon {
  font-size: 28px;
  flex-shrink: 0;
}

.course-stat-card h4 {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
  text-transform: uppercase;
}

.course-stat-card p {
  color: var(--text-secondary);
  font-size: 14px;
}

/* --- Honor Wall Section --- */
.honor-wall {
  position: relative;
  background: var(--bg-dark);
  overflow: hidden;
}

.honor-names-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
  margin-bottom: 48px;
}

.honor-name-tag {
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--text-primary);
  text-align: center;
  transition: all var(--transition);
  animation: fadeInUp 0.4s ease forwards;
  opacity: 0;
}

.honor-name-tag:hover {
  border-color: var(--primary);
  background: var(--bg-card-hover);
}

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

.honor-form-container {
  max-width: 500px;
  margin: 0 auto;
}

.honor-form-inner {
  display: flex;
  gap: 12px;
}

.honor-input {
  flex: 1;
  padding: 14px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 15px;
  transition: border-color var(--transition);
}

.honor-input:focus {
  outline: none;
  border-color: var(--primary);
}

.honor-input::placeholder {
  color: var(--text-muted);
}

/* --- Team Section --- */
.team {
  background: var(--bg-darker);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

.team-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 48px 32px;
  text-align: center;
  transition: all var(--transition);
}

.team-card:hover {
  transform: translateY(-8px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}

.team-avatar {
  width: 96px;
  height: 96px;
  margin: 0 auto 24px;
  border-radius: 50%;
  overflow: hidden;
  background: rgba(200, 16, 46, 0.1);
  border: 3px solid var(--primary);
}

.team-avatar-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 700;
  color: var(--primary);
}

.team-card h3 {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 600;
  margin-bottom: 4px;
  text-transform: uppercase;
}

.team-role {
  font-size: 14px;
  color: var(--primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
  display: block;
}

.team-card p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.6;
}

.team-nonprofit {
  text-align: center;
}

.nonprofit-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 30px;
  color: var(--text-secondary);
  font-size: 14px;
}

.nonprofit-badge svg {
  color: var(--primary);
}

/* --- Donate Section --- */
.donate {
  background: var(--bg-dark);
}

.donate-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.donate-info .section-tag {
  display: block;
  margin-bottom: 16px;
}

.donate-info .section-title {
  text-align: left;
  margin-bottom: 20px;
}

.donate-info > p {
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.7;
  margin-bottom: 28px;
}

.donate-impact {
  margin-bottom: 28px;
}

.donate-impact li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 0;
  color: var(--text-secondary);
  font-size: 15px;
}

.donate-impact svg {
  flex-shrink: 0;
}

.donate-note {
  font-size: 14px !important;
  color: var(--text-muted) !important;
  font-style: italic;
}

.donate-card {
  position: relative;
}

.donate-card-inner {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.donate-card-inner h3 {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 600;
  text-align: center;
  margin-bottom: 24px;
  text-transform: uppercase;
}

.donate-amounts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 20px;
}

.donate-amount {
  padding: 12px;
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 600;
  background: var(--bg-darker);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  cursor: pointer;
  transition: all var(--transition);
}

.donate-amount:hover {
  border-color: var(--primary);
}

.donate-amount.active {
  background: var(--primary);
  border-color: var(--primary);
}

.donate-custom {
  position: relative;
  margin-bottom: 20px;
}

.donate-currency {
  position: absolute;
  left: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 600;
  color: var(--text-muted);
}

.donate-input {
  width: 100%;
  padding: 16px 16px 16px 40px;
  background: var(--bg-darker);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 600;
  text-align: center;
}

.donate-input:focus {
  outline: none;
  border-color: var(--primary);
}

.donate-secure {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-muted);
}

/* --- Sponsors Section --- */
.sponsors {
  background: var(--bg-darker);
}

.sponsors-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 24px;
  align-items: center;
}

.sponsor-logo {
  aspect-ratio: 2.5;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px;
  transition: all var(--transition);
  overflow: hidden;
}

.sponsor-logo:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.sponsor-logo img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.sponsor-placeholder {
  aspect-ratio: 2.5;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all var(--transition);
}

.sponsor-placeholder:hover {
  border-color: var(--primary);
}

/* --- Signup Section --- */
.signup {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 50%, var(--primary-dark) 100%);
  padding: 80px 0;
}

.signup-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 64px;
}

.signup-text h2 {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
}

.signup-text p {
  font-size: 16px;
  opacity: 0.9;
  line-height: 1.7;
}

.signup-form {
  flex: 1;
  max-width: 440px;
}

.signup-form-row {
  display: flex;
  gap: 12px;
  margin-bottom: 12px;
}

.signup-input {
  width: 100%;
  padding: 14px 18px;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-sm);
  color: white;
  font-family: var(--font-body);
  font-size: 15px;
  margin-bottom: 12px;
  transition: all var(--transition);
}

.signup-input:focus {
  outline: none;
  background: rgba(255, 255, 255, 0.25);
  border-color: rgba(255, 255, 255, 0.5);
}

.signup-input::placeholder {
  color: rgba(255, 255, 255, 0.6);
}

.signup .btn-primary {
  background: white;
  color: var(--primary);
  border-color: white;
  font-weight: 700;
}

.signup .btn-primary:hover {
  background: transparent;
  color: white;
  border-color: white;
}

/* --- Footer --- */
.footer {
  background: var(--bg-darker);
  padding: 64px 0 32px;
  border-top: 1px solid var(--border-color);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-logo {
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.footer-logo-img {
  width: 44px;
  height: 44px;
  object-fit: contain;
}

.footer-logo-text {
  display: inline;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 8px;
}

.footer-ein {
  font-size: 13px !important;
  color: var(--text-muted) !important;
}

.footer-links h4 {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 14px;
  transition: color var(--transition);
}

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

.footer-links li:not(:has(a)) {
  color: var(--text-secondary);
  font-size: 14px;
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
  text-align: center;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 14px;
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .course-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .donate-content {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .sponsors-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  section {
    padding: 72px 0;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--bg-darker);
    flex-direction: column;
    justify-content: center;
    gap: 24px;
    padding: 24px;
    border-left: 1px solid var(--border-color);
    transition: right var(--transition);
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-menu a {
    font-size: 18px;
  }

  .nav-menu a::after {
    display: none;
  }

  .about-grid {
    grid-template-columns: 1fr;
  }

  .team-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto 48px;
  }

  .hero-stats {
    gap: 20px;
    padding: 20px;
  }

  .hero-stat-number {
    font-size: 22px;
  }

  .countdown-grid {
    flex-wrap: wrap;
    gap: 12px;
  }

  .countdown-item {
    min-width: 80px;
    padding: 20px 16px;
  }

  .countdown-number {
    font-size: 36px;
  }

  .countdown-separator {
    font-size: 28px;
  }

  .signup-content {
    flex-direction: column;
    text-align: center;
    gap: 36px;
  }

  .signup-form {
    width: 100%;
    max-width: 100%;
  }

  .sponsors-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .sponsor-logo {
    aspect-ratio: 2;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .honor-form-inner {
    flex-direction: column;
  }

  .hero-meta {
    flex-direction: column;
    gap: 8px;
  }

  .hero-divider {
    display: none;
  }

  .donate-amounts {
    grid-template-columns: repeat(2, 1fr);
  }

  .signup-form-row {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: clamp(36px, 12vw, 56px);
  }

  .hero-logo-img {
    max-width: 90vw;
  }

  .nav-logo-text {
    display: none;
  }

  .nav-logo-img {
    width: 36px;
    height: 36px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .hero-stats {
    flex-direction: column;
    gap: 16px;
  }

  .hero-stat-divider {
    width: 60px;
    height: 1px;
  }

  .countdown-event-info {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }

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