/* ========== CUSTOM PROPERTIES ========== */
:root {
  --color-deep-blue: #1B1F3B;
  --color-navy-dark: #12152B;
  --color-navy-mid: #252A4A;
  --color-orange: #FF6B35;
  --color-orange-hover: #FF8555;
  --color-white: #FFFFFF;
  --color-gray-light: #B0B3C5;
  --color-gray-dark: #3A3F5C;

  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-base: 16px;
  --line-height-base: 1.6;

  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 40px;

  --transition: 0.3s ease;
  --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.3);
  --backdrop-blur: blur(12px);

  --container-max: 1200px;
  --nav-height: 64px;
}

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

html {
  scroll-behavior: smooth;
  font-size: var(--font-size-base);
}

body {
  font-family: var(--font-family);
  background: var(--color-deep-blue);
  color: var(--color-white);
  line-height: var(--line-height-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

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

ul {
  list-style: none;
}

/* ========== UTILITIES ========== */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.glass-card {
  background: rgba(37, 42, 74, 0.6);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glass);
  padding: var(--spacing-md);
  transition: transform var(--transition), box-shadow var(--transition);
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.section-subtitle {
  color: var(--color-gray-light);
  text-align: center;
  max-width: 600px;
  margin: -1.5rem auto var(--spacing-lg);
}

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

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

/* Stagger children */
.stagger-children .fade-in-up:nth-child(1) { transition-delay: 0s; }
.stagger-children .fade-in-up:nth-child(2) { transition-delay: 0.1s; }
.stagger-children .fade-in-up:nth-child(3) { transition-delay: 0.15s; }
.stagger-children .fade-in-up:nth-child(4) { transition-delay: 0.2s; }
.stagger-children .fade-in-up:nth-child(5) { transition-delay: 0.25s; }
.stagger-children .fade-in-up:nth-child(6) { transition-delay: 0.3s; }

/* ========== NAVIGATION ========== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: rgba(27, 31, 59, 0.85);
  backdrop-filter: var(--backdrop-blur);
  -webkit-backdrop-filter: var(--backdrop-blur);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: background var(--transition);
}

.nav.scrolled {
  background: rgba(18, 21, 43, 0.98);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.25rem;
  z-index: 1001;
}

.nav-logo img {
  width: 36px;
  height: 36px;
  border-radius: 22%;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-gray-light);
  transition: color var(--transition);
  position: relative;
}

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

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-white);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

.nav-cta {
  background: var(--color-orange) !important;
  color: var(--color-white) !important;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-lg);
  font-weight: 600;
  transition: background var(--transition), transform var(--transition) !important;
}

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

.nav-cta:hover {
  background: var(--color-orange-hover) !important;
  transform: scale(1.05);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  z-index: 1001;
  padding: 8px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: transform var(--transition), opacity var(--transition);
}

.hamburger.is-open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.is-open span:nth-child(2) {
  opacity: 0;
}

.hamburger.is-open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile nav */
@media (max-width: 767px) {
  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(18, 21, 43, 0.98);
    backdrop-filter: var(--backdrop-blur);
    -webkit-backdrop-filter: var(--backdrop-blur);
    flex-direction: column;
    justify-content: center;
    gap: var(--spacing-md);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
  }

  .nav-links.is-open {
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links a {
    font-size: 1.25rem;
  }
}

/* ========== HERO ========== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: calc(var(--nav-height) + var(--spacing-md)) var(--spacing-sm) var(--spacing-xl);
  background:
    radial-gradient(ellipse at 50% 30%, rgba(255, 107, 53, 0.07) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(107, 53, 255, 0.05) 0%, transparent 50%),
    var(--color-deep-blue);
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 700px;
  position: relative;
  z-index: 1;
}

.hero-icon {
  width: 120px;
  height: 120px;
  border-radius: 22%;
  margin: 0 auto var(--spacing-md);
  box-shadow: 0 16px 48px rgba(255, 107, 53, 0.2);
}

.hero h1 {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: var(--spacing-xs);
  background: linear-gradient(135deg, var(--color-white), var(--color-gray-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-tagline {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--color-orange);
  margin-bottom: var(--spacing-sm);
}

.hero-subtitle {
  font-size: 1.05rem;
  color: var(--color-gray-light);
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-orange);
  color: var(--color-white);
  padding: 1rem 2rem;
  border-radius: var(--radius-lg);
  font-size: 1.05rem;
  font-weight: 600;
  min-height: 48px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
  box-shadow: 0 4px 16px rgba(255, 107, 53, 0.3);
}

.cta-button:hover {
  background: var(--color-orange-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 107, 53, 0.4);
}

.cta-button:active {
  transform: translateY(0);
}

.cta-button svg {
  width: 20px;
  height: 20px;
}

/* ========== SECTIONS COMMON ========== */
section {
  padding: var(--spacing-xl) 0;
  scroll-margin-top: var(--nav-height);
}

/* ========== SCREENSHOTS CAROUSEL ========== */
.screenshots {
  overflow: hidden;
}

.carousel-container {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  overflow: hidden;
}

.carousel-track {
  display: flex;
  transition: transform 0.5s ease;
  will-change: transform;
}

.carousel-slide {
  flex: 0 0 100%;
  display: flex;
  justify-content: center;
  padding: 0 var(--spacing-sm);
}

.phone-mockup {
  position: relative;
  width: 260px;
  border-radius: var(--radius-xl);
  border: 4px solid #3A3F5C;
  overflow: hidden;
  background: #000;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  aspect-ratio: 9 / 19.5;
}

.phone-mockup::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 28px;
  background: #000;
  border-radius: 0 0 18px 18px;
  z-index: 2;
}

.phone-mockup img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: var(--spacing-md);
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-gray-dark);
  border: none;
  padding: 0;
  transition: background var(--transition), transform var(--transition);
  cursor: pointer;
}

.carousel-dot.active {
  background: var(--color-orange);
  transform: scale(1.3);
}

/* Desktop: show 3 phones */
@media (min-width: 768px) {
  .carousel-slide {
    flex: 0 0 33.333%;
  }

  .phone-mockup {
    width: 220px;
    transition: transform var(--transition), opacity var(--transition);
    opacity: 0.6;
    transform: scale(0.9);
  }

  .carousel-slide.is-center .phone-mockup {
    opacity: 1;
    transform: scale(1.05);
  }
}

@media (min-width: 1024px) {
  .phone-mockup {
    width: 250px;
  }
}

/* ========== FEATURES ========== */
.features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-sm);
}

.feature-card {
  text-align: center;
  padding: var(--spacing-md);
}

.feature-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto var(--spacing-sm);
  background: rgba(255, 107, 53, 0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--color-orange);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--color-gray-light);
  line-height: 1.6;
}

.feature-badge {
  display: inline-block;
  background: rgba(255, 107, 53, 0.15);
  color: var(--color-orange);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  margin-bottom: var(--spacing-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ========== WHY COURTSIDE ========== */
.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-sm);
}

.why-card {
  text-align: center;
  padding: var(--spacing-md) var(--spacing-sm);
}

.why-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--spacing-sm);
  background: rgba(255, 107, 53, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.why-icon svg {
  width: 32px;
  height: 32px;
  stroke: var(--color-orange);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.why-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.why-card p {
  color: var(--color-gray-light);
  font-size: 0.95rem;
}

@media (min-width: 768px) {
  .why-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
  }
}

/* ========== PRICING ========== */
.pricing-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-md);
  max-width: 800px;
  margin: 0 auto;
}

.pricing-card {
  text-align: center;
  padding: var(--spacing-lg) var(--spacing-md);
  position: relative;
  overflow: hidden;
}

.pricing-card.featured {
  border: 2px solid var(--color-orange);
}

.pricing-card.featured::before {
  content: 'BEST VALUE';
  position: absolute;
  top: 16px;
  right: -32px;
  background: var(--color-orange);
  color: var(--color-white);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 4px 40px;
  transform: rotate(45deg);
  letter-spacing: 0.05em;
}

.pricing-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-orange);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-xs);
}

.pricing-price {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 0.25rem;
}

.pricing-period {
  color: var(--color-gray-light);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-md);
}

.pricing-features {
  text-align: left;
  margin-bottom: var(--spacing-md);
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0;
  font-size: 0.95rem;
  color: var(--color-gray-light);
}

.pricing-features li svg {
  width: 18px;
  height: 18px;
  stroke: var(--color-orange);
  fill: none;
  stroke-width: 2.5;
  flex-shrink: 0;
}

.pricing-button {
  display: inline-block;
  width: 100%;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-lg);
  font-size: 1rem;
  font-weight: 600;
  min-height: 48px;
  transition: all var(--transition);
  text-align: center;
}

.pricing-button.primary {
  background: var(--color-orange);
  color: var(--color-white);
  box-shadow: 0 4px 16px rgba(255, 107, 53, 0.3);
}

.pricing-button.primary:hover {
  background: var(--color-orange-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 107, 53, 0.4);
}

.pricing-button.secondary {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-gray-dark);
}

.pricing-button.secondary:hover {
  border-color: var(--color-orange);
  color: var(--color-orange);
}

.pricing-note {
  text-align: center;
  color: var(--color-gray-light);
  font-size: 0.85rem;
  margin-top: var(--spacing-md);
}

.pricing-note svg {
  display: inline;
  width: 14px;
  height: 14px;
  vertical-align: -2px;
  margin-right: 4px;
  stroke: var(--color-gray-light);
  fill: none;
  stroke-width: 2;
}

.pricing-single {
  max-width: 480px;
}

@media (min-width: 768px) {
  .pricing-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-single {
    grid-template-columns: 1fr;
  }
}

/* ========== FAQ ========== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-gray-dark);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  color: var(--color-white);
  transition: color var(--transition);
  gap: var(--spacing-sm);
}

.faq-question:hover {
  color: var(--color-orange);
}

.faq-chevron {
  width: 20px;
  height: 20px;
  stroke: var(--color-gray-light);
  fill: none;
  stroke-width: 2;
  flex-shrink: 0;
  transition: transform var(--transition);
}

.faq-item.is-open .faq-chevron {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-answer-inner {
  padding-bottom: 1.25rem;
  color: var(--color-gray-light);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ========== FOOTER ========== */
.footer {
  background: var(--color-navy-dark);
  padding: var(--spacing-xl) 0 var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: var(--spacing-sm);
}

.footer-brand img {
  width: 40px;
  height: 40px;
  border-radius: 22%;
}

.footer-brand span {
  font-size: 1.25rem;
  font-weight: 700;
}

.footer-tagline {
  color: var(--color-gray-light);
  font-size: 0.9rem;
  max-width: 300px;
}

.footer h4 {
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-gray-light);
  margin-bottom: var(--spacing-sm);
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--color-gray-light);
  font-size: 0.9rem;
  transition: color var(--transition);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: var(--spacing-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  text-align: center;
}

.footer-copyright {
  color: var(--color-gray-light);
  font-size: 0.8rem;
}

.app-store-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-white);
  color: #000;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  transition: opacity var(--transition);
}

.app-store-badge:hover {
  opacity: 0.9;
}

.app-store-badge svg {
  width: 20px;
  height: 20px;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1fr;
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* ========== LEGAL PAGES ========== */
.legal-page {
  padding-top: calc(var(--nav-height) + var(--spacing-lg));
  padding-bottom: var(--spacing-xl);
}

.legal-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--spacing-sm);
}

.legal-content h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
}

.legal-content .legal-date {
  color: var(--color-gray-light);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-lg);
}

.legal-content h2 {
  font-size: 1.3rem;
  font-weight: 600;
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.legal-content p {
  color: var(--color-gray-light);
  margin-bottom: var(--spacing-sm);
  line-height: 1.7;
}

.legal-content ul {
  color: var(--color-gray-light);
  margin-bottom: var(--spacing-sm);
  padding-left: 1.5rem;
  list-style: disc;
}

.legal-content li {
  margin-bottom: 0.5rem;
  line-height: 1.7;
}

.legal-content a {
  color: var(--color-orange);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.legal-content a:hover {
  color: var(--color-orange-hover);
}

/* ========== RESPONSIVE TYPOGRAPHY ========== */
@media (min-width: 768px) {
  .section-title {
    font-size: 2.25rem;
  }

  .hero h1 {
    font-size: 3.5rem;
  }

  .hero-tagline {
    font-size: 1.35rem;
  }
}

@media (min-width: 1024px) {
  :root {
    --font-size-base: 18px;
  }

  .section-title {
    font-size: 2.5rem;
  }

  .hero h1 {
    font-size: 4rem;
  }

  .hero-icon {
    width: 160px;
    height: 160px;
  }
}