/* ========================================
   FTC KCLMS ASYMPTOTES - DESIGN SYSTEM
   Yellow & Black Premium Theme
   ======================================== */

/* === IMPORTS === */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Plus+Jakarta+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&display=swap');



@font-face {
  font-family: "Gendy";
  src: url("Gendy.otf") format("opentype");
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* === CSS CUSTOM PROPERTIES === */
:root {
  /* Colors - Primary */
  --color-yellow-primary: #ffc107;
  --color-yellow-light: #ffd54f;
  --color-yellow-dark: #f9a825;
  --color-black: #000000;
  --color-black-light: #1a1a1a;
  --color-gray-dark: #2d2d2d;
  --color-gray-medium: #424242;
  --color-white: #ffffff;

  /* Gradients */
  --gradient-yellow: linear-gradient(
    135deg,
    var(--color-yellow-primary) 0%,
    var(--color-yellow-dark) 100%
  );
  --gradient-black: linear-gradient(
    135deg,
    var(--color-black) 0%,
    var(--color-gray-dark) 100%
  );
  --gradient-hero: linear-gradient(
    135deg,
    rgba(0, 0, 0, 0.95) 0%,
    rgba(26, 26, 26, 0.9) 100%
  );

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
  --font-primary: var(--font-body);
  --font-footer: var(--font-body);
  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  --font-weight-black: 900;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);
  --shadow-yellow: 0 8px 20px rgba(255, 193, 7, 0.3);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;

  /* Z-index */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal: 1040;
  --z-popover: 1050;
  --z-tooltip: 1060;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-weight: var(--font-weight-regular);
  line-height: 1.6;
  color: var(--color-gray-medium);
  background-color: var(--color-white);
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: all var(--transition-base);
}

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

/* === TYPOGRAPHY === */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: var(--font-weight-bold);
  line-height: 1.2;
  color: var(--color-black);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: var(--font-weight-black);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: var(--font-weight-extrabold);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: var(--font-weight-bold);
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: var(--font-weight-semibold);
}

p {
  margin-bottom: var(--spacing-sm);
  font-size: 1.125rem;
  line-height: 1.7;
}

/* === LAYOUT === */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container-wide {
  max-width: 1400px;
}

.container-narrow {
  max-width: 900px;
}

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

.section-sm {
  padding: var(--spacing-2xl) 0;
}

.section-lg {
  padding: 5rem 0;
}

/* === NAVIGATION === */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(10px);
  z-index: var(--z-fixed);
  border-bottom: 2px solid var(--color-yellow-primary);
  transition: all var(--transition-base);
}

.navbar.scrolled {
  box-shadow: var(--shadow-lg);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.5rem;
  font-weight: var(--font-weight-extrabold);
  color: var(--color-yellow-primary);
}

.navbar-brand img {
  height: 50px;
  width: auto;
}

.navbar-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
}

.navbar-menu a {
  color: var(--color-white);
  font-weight: var(--font-weight-medium);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  position: relative;
}

.navbar-menu a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--color-yellow-primary);
  transition: width var(--transition-base);
}

.navbar-menu a:hover::after,
.navbar-menu a.active::after {
  width: 80%;
}

.navbar-menu a:hover {
  color: var(--color-yellow-primary);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--color-yellow-primary);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
}

/* === HERO SECTION === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(
      circle at 20% 50%,
      rgba(255, 193, 7, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 80%,
      rgba(255, 193, 7, 0.1) 0%,
      transparent 50%
    );
  animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 0.5;
  }

  50% {
    opacity: 1;
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--color-white);
  max-width: 1000px;
  padding: var(--spacing-xl);
}

.hero h1 {
  color: var(--color-yellow-primary);
  margin-bottom: var(--spacing-md);
  animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
  font-size: clamp(1.25rem, 2vw, 1.75rem);
  color: var(--color-white);
  margin-bottom: var(--spacing-xl);
  font-weight: var(--font-weight-light);
  animation: fadeInUp 1s ease-out 0.2s backwards;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease-out 0.4s backwards;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: 1.125rem;
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  cursor: pointer;
  border: 2px solid transparent;
  text-align: center;
  justify-content: center;
}

.btn-primary {
  background: var(--gradient-yellow);
  color: var(--color-black);
  box-shadow: var(--shadow-yellow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(255, 193, 7, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-yellow-primary);
}

.btn-secondary:hover {
  background: var(--color-yellow-primary);
  color: var(--color-black);
  transform: translateY(-3px);
}

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

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

/* === CARDS === */
.card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.card-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-md);
}

.card-title {
  font-size: 1.5rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-black);
  margin-bottom: var(--spacing-sm);
}

.card-text {
  color: var(--color-gray-medium);
  line-height: 1.6;
}

/* === GRID SYSTEM === */
.grid {
  display: grid;
  gap: var(--spacing-lg);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* === STATS COUNTER === */
.stats {
  background: var(--gradient-black);
  padding: var(--spacing-3xl) 0;
  color: var(--color-white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-xl);
  text-align: center;
}

.stat-item {
  padding: var(--spacing-lg);
}

.stat-number {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: var(--font-weight-black);
  color: var(--color-yellow-primary);
  display: block;
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: 1.125rem;
  color: var(--color-white);
  font-weight: var(--font-weight-medium);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* === SECTION HEADERS === */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-black);
  margin-bottom: var(--spacing-sm);
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: "";
  position: absolute;
  bottom: -10px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  height: 4px;
  background: var(--gradient-yellow);
  border-radius: var(--radius-full);
}

.section-subtitle {
  font-size: 1.25rem;
  color: var(--color-gray-medium);
  max-width: 700px;
  margin: var(--spacing-lg) auto 0;
}

/* === FORMS === */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-weight: var(--font-weight-semibold);
  color: var(--color-black);
  margin-bottom: var(--spacing-xs);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--spacing-md);
  font-size: 1rem;
  font-family: inherit;
  border: 2px solid rgba(0, 0, 0, 0.1);
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  background: var(--color-white);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-yellow-primary);
  box-shadow: 0 0 0 3px rgba(255, 193, 7, 0.1);
}

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

/* === FOOTER === */
.footer {
  background: var(--gradient-black);
  color: var(--color-white);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
  font-family: var(--font-footer);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
  color: var(--color-yellow-primary);
  margin-bottom: var(--spacing-md);
}

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

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: var(--color-white);
  opacity: 0.8;
  transition: all var(--transition-base);
}

.footer-links a:hover {
  opacity: 1;
  color: var(--color-yellow-primary);
  padding-left: 5px;
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.6);
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 193, 7, 0.1);
  border-radius: var(--radius-full);
  color: var(--color-yellow-primary);
  transition: all var(--transition-base);
}

.social-link img {
  width: 24px;
  height: 24px;
  object-fit: contain;
  filter: brightness(0) saturate(100%) invert(77%) sepia(85%) saturate(1352%)
    hue-rotate(1deg) brightness(103%) contrast(101%);
}

.social-link:hover {
  background: var(--color-yellow-primary);
  color: var(--color-black);
  transform: translateY(-3px);
}

.social-link:hover img {
  filter: brightness(0) saturate(100%) invert(0%) sepia(0%) saturate(0%)
    hue-rotate(0deg) brightness(0%) contrast(100%);
}

/* === SPONSORSHIP TIERS === */
.tier-card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-base);
  border: 3px solid transparent;
  position: relative;
  overflow: hidden;
}

.tier-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: var(--gradient-yellow);
}

.tier-card.gold::before {
  background: linear-gradient(135deg, #f9a825 0%, #ffc107 100%);
}

.tier-card.diamond::before {
  background: linear-gradient(135deg, #b9f2ff 0%, #00bcd4 100%);
}

.tier-card.platinum::before {
  background: linear-gradient(135deg, #e8e8e8 0%, #9e9e9e 100%);
}

.tier-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.tier-name {
  font-size: 1.75rem;
  font-weight: var(--font-weight-extrabold);
  margin-bottom: var(--spacing-sm);
  text-transform: uppercase;
}

.tier-price {
  font-size: 2rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-yellow-primary);
  margin-bottom: var(--spacing-lg);
}

.tier-benefits {
  list-style: none;
}

.tier-benefits li {
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: start;
  gap: var(--spacing-sm);
  color: var(--color-black);
}

.tier-benefits li::before {
  content: "✓";
  color: var(--color-yellow-primary);
  font-weight: var(--font-weight-bold);
  font-size: 1.25rem;
}

/* === TEAM MEMBER CARDS === */
.team-member {
  text-align: center;
  padding: var(--spacing-lg);
  background: var(--color-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.team-member:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.team-member-image {
  width: 150px;
  height: 150px;
  border-radius: var(--radius-full);
  object-fit: cover;
  margin: 0 auto var(--spacing-md);
  border: 4px solid var(--color-yellow-primary);
}

.team-member-name {
  font-size: 1.25rem;
  font-weight: var(--font-weight-bold);
  color: var(--color-black);
  margin-bottom: var(--spacing-xs);
}

.team-member-role {
  color: var(--color-yellow-primary);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
}

.team-member-bio {
  font-size: 0.95rem;
  color: var(--color-gray-medium);
  line-height: 1.6;
}

/* === UTILITIES === */
.text-center {
  text-align: center;
}

.text-yellow {
  color: var(--color-yellow-primary);
}

.font-brand {
  font-family: "Gendy", sans-serif;
  font-weight: normal; /* Gendy appears to be a display font, ensure it renders correctly */
  padding-left: 0.5em;
}

.bg-black {
  background: var(--gradient-black);
  color: var(--color-white);
}

.bg-yellow {
  background: var(--gradient-yellow);
  color: var(--color-black);
}

.mt-1 {
  margin-top: var(--spacing-sm);
}

.mt-2 {
  margin-top: var(--spacing-md);
}

.mt-3 {
  margin-top: var(--spacing-lg);
}

.mt-4 {
  margin-top: var(--spacing-xl);
}

.mb-1 {
  margin-bottom: var(--spacing-sm);
}

.mb-2 {
  margin-bottom: var(--spacing-md);
}

.mb-3 {
  margin-bottom: var(--spacing-lg);
}

.mb-4 {
  margin-bottom: var(--spacing-xl);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .navbar-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.98);
    flex-direction: column;
    padding: var(--spacing-lg);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
  }

  .navbar-menu.active {
    transform: translateX(0);
  }

  .mobile-menu-toggle {
    display: flex;
  }

  .hero-cta {
    flex-direction: column;
  }

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

/* === ANIMATIONS === */
.fade-in {
  animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

.slide-in-left {
  animation: slideInLeft 0.6s ease-out;
}

@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide-in-right {
  animation: slideInRight 0.6s ease-out;
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(50px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* === SCROLL REVEAL === */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.6s ease-out;
}

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