/* Fantasy Sports Empire - Modern DFS Website Styles */

:root {
  /* Color System - Emerald to Teal with Golden Accent */
  --primary-gradient: linear-gradient(135deg, #10B981 0%, #14B8A6 100%);
  --primary-emerald: #10B981;
  --primary-teal: #14B8A6;
  --accent-gold: #F59E0B;
  --accent-gold-light: #FCD34D;
  
  /* Neutral Colors */
  --white: #FFFFFF;
  --gray-50: #F9FAFB;
  --gray-100: #F3F4F6;
  --gray-200: #E5E7EB;
  --gray-300: #D1D5DB;
  --gray-400: #9CA3AF;
  --gray-500: #6B7280;
  --gray-600: #4B5563;
  --gray-700: #374151;
  --gray-800: #1F2937;
  --gray-900: #111827;
  
  /* Typography */
  --font-heading: 'Space Grotesk', 'Raleway', sans-serif;
  --font-body: 'Nunito', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Transitions */
  --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-base: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-base: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
}

/* Dark Mode Variables */
[data-theme="dark"] {
  --white: #111827;
  --gray-50: #1F2937;
  --gray-100: #374151;
  --gray-200: #4B5563;
  --gray-300: #6B7280;
  --gray-400: #9CA3AF;
  --gray-500: #D1D5DB;
  --gray-600: #E5E7EB;
  --gray-700: #F3F4F6;
  --gray-800: #F9FAFB;
  --gray-900: #FFFFFF;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.6;
  color: var(--gray-800);
  background-color: var(--white);
  transition: background-color var(--transition-base), color var(--transition-base);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.875rem); }
h4 { font-size: clamp(1.125rem, 2.5vw, 1.5rem); }

p {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--gray-600);
}

/* Container */
.fse-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Navigation */
.fse-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-200);
  transition: all var(--transition-base);
}

.fse-nav__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.fse-nav__logo {
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.fse-nav__menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-xl);
}

.fse-nav__link {
  text-decoration: none;
  color: var(--gray-700);
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

.fse-nav__link:hover {
  color: var(--primary-emerald);
}

.fse-nav__link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-gradient);
  transition: width var(--transition-base);
}

.fse-nav__link:hover::after {
  width: 100%;
}

.fse-nav__theme-toggle {
  background: none;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-base);
  padding: var(--spacing-sm);
  cursor: pointer;
  font-size: 1.25rem;
  transition: all var(--transition-fast);
}

.fse-nav__theme-toggle:hover {
  background: var(--gray-100);
  transform: scale(1.05);
}

/* Main Content */
.fse-main {
  margin-top: 70px;
}

/* Hero Section */
.fse-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--primary-gradient);
  position: relative;
  overflow: hidden;
}

.fse-hero__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
  z-index: 2;
  position: relative;
}

.fse-hero__content {
  color: var(--white);
}

.fse-hero__title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 700;
  margin-bottom: var(--spacing-lg);
  animation: fadeInUp 0.8s ease-out;
}

.fse-hero__subtitle {
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  margin-bottom: var(--spacing-2xl);
  opacity: 0.9;
  animation: fadeInUp 0.8s ease-out 0.2s both;
}

.fse-hero__cta {
  display: flex;
  gap: var(--spacing-lg);
  animation: fadeInUp 0.8s ease-out 0.4s both;
}

/* Buttons */
.fse-btn {
  padding: var(--spacing-lg) var(--spacing-2xl);
  border: none;
  border-radius: var(--radius-lg);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.125rem;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.fse-btn--primary {
  background: var(--accent-gold);
  color: var(--white);
  box-shadow: var(--shadow-lg);
}

.fse-btn--primary:hover {
  background: var(--accent-gold-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.fse-btn--secondary {
  background: rgba(255, 255, 255, 0.2);
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
}

.fse-btn--secondary:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

/* Geometric Shapes Animation */
.fse-geometric-shapes {
  position: relative;
  width: 100%;
  height: 500px;
}

.fse-shape {
  position: absolute;
  animation: float 6s ease-in-out infinite;
}

.fse-shape--circle {
  width: 120px;
  height: 120px;
  background: rgba(245, 158, 11, 0.3);
  border-radius: 50%;
  top: 10%;
  right: 20%;
  animation-delay: 0s;
}

.fse-shape--triangle {
  width: 0;
  height: 0;
  border-left: 50px solid transparent;
  border-right: 50px solid transparent;
  border-bottom: 87px solid rgba(255, 255, 255, 0.2);
  top: 60%;
  right: 10%;
  animation-delay: 1s;
}

.fse-shape--square {
  width: 80px;
  height: 80px;
  background: rgba(255, 255, 255, 0.15);
  transform: rotate(45deg);
  top: 30%;
  right: 60%;
  animation-delay: 2s;
}

.fse-shape--hexagon {
  width: 100px;
  height: 57.735px;
  background: rgba(245, 158, 11, 0.2);
  position: relative;
  top: 80%;
  right: 40%;
  animation-delay: 3s;
}

.fse-shape--hexagon:before,
.fse-shape--hexagon:after {
  content: "";
  position: absolute;
  width: 0;
  border-left: 50px solid transparent;
  border-right: 50px solid transparent;
}

.fse-shape--hexagon:before {
  bottom: 100%;
  border-bottom: 28.868px solid rgba(245, 158, 11, 0.2);
}

.fse-shape--hexagon:after {
  top: 100%;
  border-top: 28.868px solid rgba(245, 158, 11, 0.2);
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(180deg); }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Sections */
.fse-section__header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.fse-section__title {
  margin-bottom: var(--spacing-md);
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.fse-section__subtitle {
  font-size: 1.25rem;
  color: var(--gray-600);
}

/* About DFS Section */
.fse-about-dfs {
  padding: var(--spacing-3xl) 0;
  background: var(--gray-50);
}

.fse-dfs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-3xl);
}

.fse-dfs-card {
  background: var(--white);
  padding: var(--spacing-2xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-base);
  text-align: center;
  transition: all var(--transition-base);
}

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

.fse-dfs-card__icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-lg);
}

.fse-dfs-card__title {
  margin-bottom: var(--spacing-md);
  color: var(--gray-800);
}

.fse-sports-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-lg);
}

.fse-sport-card {
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-base);
  border: 2px solid transparent;
}

.fse-sport-card:hover {
  border-color: var(--primary-emerald);
  transform: scale(1.05);
  box-shadow: var(--shadow-lg);
}

.fse-sport-card__icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.fse-sport-card__title {
  font-weight: 600;
  color: var(--gray-800);
}

/* Strategies Section */
.fse-strategies {
  padding: var(--spacing-3xl) 0;
}

.fse-strategy-accordion {
  max-width: 800px;
  margin: 0 auto;
}

.fse-accordion-item {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-md);
  overflow: hidden;
}

.fse-accordion__trigger {
  width: 100%;
  padding: var(--spacing-xl);
  background: var(--white);
  border: none;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--transition-fast);
}

.fse-accordion__trigger:hover {
  background: var(--gray-50);
}

.fse-accordion__title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.25rem;
  color: var(--gray-800);
}

.fse-accordion__icon {
  font-size: 1.5rem;
  color: var(--primary-emerald);
  transition: transform var(--transition-base);
}

.fse-accordion-item.active .fse-accordion__icon {
  transform: rotate(45deg);
}

.fse-accordion__content {
  padding: 0 var(--spacing-xl) var(--spacing-xl);
  background: var(--gray-50);
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base);
}

.fse-accordion-item.active .fse-accordion__content {
  max-height: 200px;
}

/* Quick Start Section */
.fse-quick-start {
  padding: var(--spacing-3xl) 0;
  background: var(--gray-50);
}

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

.fse-step {
  text-align: center;
  padding: var(--spacing-xl);
}

.fse-step__number {
  width: 60px;
  height: 60px;
  background: var(--primary-gradient);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0 auto var(--spacing-lg);
}

.fse-step__title {
  margin-bottom: var(--spacing-md);
  color: var(--gray-800);
}

/* Footer */
.fse-footer {
  background: var(--gray-900);
  color: var(--white);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.fse-footer__content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-2xl);
}

.fse-footer__logo {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
}

.fse-footer__tagline {
  color: var(--gray-400);
}

.fse-footer__nav {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-xl);
}

.fse-footer__title {
  margin-bottom: var(--spacing-lg);
  color: var(--white);
}

.fse-footer__links {
  list-style: none;
}

.fse-footer__links li {
  margin-bottom: var(--spacing-sm);
}

.fse-footer__link {
  color: var(--gray-400);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.fse-footer__link:hover {
  color: var(--primary-emerald);
}

.fse-footer__bottom {
  border-top: 1px solid var(--gray-700);
  padding-top: var(--spacing-xl);
  text-align: center;
}

.fse-footer__copyright {
  color: var(--gray-400);
}

/* Responsive Design */
@media (max-width: 768px) {
  .fse-hero__container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .fse-nav__menu {
    display: none;
  }
  
  .fse-hero__cta {
    flex-direction: column;
    align-items: center;
  }
  
  .fse-footer__content {
    grid-template-columns: 1fr;
  }
}