/* ============================================
   RINGSIDE AI — Design System & Custom Styles
   ============================================ */

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Primary */
  --primary: #FF1A1A;
  --primary-dim: #ff3333;
  --primary-container: #ff4d4d;
  --on-primary: #ffffff;

  /* Secondary (Championship Gold) */
  --secondary: #FFCC00;
  --secondary-dim: #e6b800;
  --on-secondary: #000000;

  /* Surfaces */
  --background: #08080A;
  --surface: #08080A;
  --surface-container-lowest: #000000;
  --surface-container-low: #0b0b0d;
  --surface-container: #0e0e11;
  --surface-container-high: #151518;
  --surface-container-highest: #1f1f22;
  --surface-bright: #1a1a1c;
  --surface-variant: #1f1f22;

  /* On-Surface */
  --on-surface: #ffffff;
  --on-surface-variant: #acaaab;

  /* Outline */
  --outline: #484849;
  --outline-variant: #333335;

  /* Misc */
  --error: #ff7351;
}

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

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

body {
  background-color: var(--background);
  color: var(--on-surface);
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background-color: var(--primary);
  color: var(--on-primary);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}
::-webkit-scrollbar-track {
  background: var(--background);
}
::-webkit-scrollbar-thumb {
  background: var(--outline);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* --- Typography --- */
.font-headline {
  font-family: 'Epilogue', sans-serif;
}
.font-body {
  font-family: 'Inter', sans-serif;
}
.font-label {
  font-family: 'Lexend', sans-serif;
}

/* --- Glassmorphism Card --- */
.glass-card {
  background: rgba(14, 14, 17, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 26, 26, 0.08);
  transition: border-color 0.4s ease, transform 0.3s ease;
}
.glass-card:hover {
  border-color: rgba(255, 26, 26, 0.2);
  transform: translateY(-4px);
}

/* --- Glow Effects --- */
.glow-red {
  box-shadow: 0 0 25px rgba(255, 26, 26, 0.4),
    0 0 60px rgba(255, 26, 26, 0.1);
}
.glow-red-subtle {
  box-shadow: 0 0 15px rgba(255, 26, 26, 0.2);
}
.glow-yellow {
  box-shadow: 0 0 25px rgba(255, 204, 0, 0.4),
    0 0 60px rgba(255, 204, 0, 0.1);
}

/* --- Light Streak Hover --- */
.light-streak {
  position: relative;
  overflow: hidden;
}
.light-streak::after {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(255, 255, 255, 0.25),
    transparent
  );
  transition: left 0.6s ease;
}
.light-streak:hover::after {
  left: 100%;
}

/* --- Gradient CTA Button --- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  color: var(--on-primary);
  font-family: 'Epilogue', sans-serif;
  font-weight: 800;
  font-size: 0.95rem;
  border: none;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.3s ease;
  text-decoration: none;
  letter-spacing: -0.02em;
}
.btn-primary:hover {
  transform: scale(1.03);
  box-shadow: 0 0 30px rgba(255, 26, 26, 0.4);
}
.btn-primary:active {
  transform: scale(0.97);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  background: var(--surface-container-high);
  color: var(--on-surface);
  font-family: 'Epilogue', sans-serif;
  font-weight: 800;
  font-size: 0.95rem;
  border: 1px solid var(--outline-variant);
  border-radius: 0.5rem;
  cursor: pointer;
  transition: background 0.3s ease, border-color 0.3s ease;
  text-decoration: none;
  letter-spacing: -0.02em;
}
.btn-secondary:hover {
  background: var(--surface-bright);
  border-color: rgba(255, 255, 255, 0.15);
}

/* --- Phone Mockup --- */
.phone-mockup {
  position: relative;
  width: 280px;
  height: 570px;
  border-radius: 44px;
  border: 8px solid #1a1a1e;
  background: var(--surface-container);
  overflow: hidden;
  box-shadow:
    0 0 60px rgba(255, 26, 26, 0.15),
    0 25px 80px rgba(0, 0, 0, 0.6),
    inset 0 0 1px rgba(255, 255, 255, 0.1);
  transition: transform 0.5s ease, box-shadow 0.5s ease;
}
.phone-mockup:hover {
  transform: rotate(0deg) scale(1.02);
  box-shadow:
    0 0 80px rgba(255, 26, 26, 0.25),
    0 30px 100px rgba(0, 0, 0, 0.7);
}
.phone-notch {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 28px;
  background: #1a1a1e;
  border-radius: 0 0 18px 18px;
  z-index: 10;
}
.phone-screen {
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, #0e0e11 0%, #151518 100%);
  display: flex;
  flex-direction: column;
  padding: 40px 20px 20px;
}
.phone-screen-header {
  text-align: center;
  margin-bottom: 20px;
}
.phone-screen-header .app-logo {
  font-family: 'Epilogue', sans-serif;
  font-weight: 900;
  font-style: italic;
  font-size: 1.1rem;
  color: var(--primary);
  letter-spacing: -0.04em;
}
.phone-screen-header .app-greeting {
  font-family: 'Inter', sans-serif;
  font-size: 0.65rem;
  color: var(--on-surface-variant);
  margin-top: 4px;
}
.phone-screen-card {
  background: rgba(31, 31, 34, 0.8);
  border-radius: 12px;
  padding: 14px;
  margin-bottom: 10px;
  border: 1px solid rgba(255, 255, 255, 0.04);
}
.phone-screen-card .card-label {
  font-family: 'Lexend', sans-serif;
  font-size: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--on-surface-variant);
  margin-bottom: 6px;
}
.phone-screen-card .card-value {
  font-family: 'Epilogue', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--on-surface);
}
.phone-screen-card .card-bar {
  height: 4px;
  border-radius: 2px;
  margin-top: 8px;
  background: var(--outline-variant);
  overflow: hidden;
}
.phone-screen-card .card-bar-fill {
  height: 100%;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--primary), var(--primary-container));
}
.phone-screen-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-container));
  border-radius: 10px;
  margin-top: auto;
  font-family: 'Epilogue', sans-serif;
  font-weight: 800;
  font-size: 0.65rem;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --- Section Spacing --- */
.section {
  padding: 7rem 2rem;
  position: relative;
}

/* --- Section Titles --- */
.section-title {
  font-family: 'Epilogue', sans-serif;
  font-weight: 900;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: -0.04em;
  line-height: 1;
}

/* --- Step Circle --- */
.step-circle {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Epilogue', sans-serif;
  font-weight: 900;
  font-size: 1.5rem;
  flex-shrink: 0;
}

/* --- Feature Card Accent --- */
.feature-accent {
  position: absolute;
  top: 0;
  right: 0;
  width: 128px;
  height: 128px;
  border-radius: 0 0 0 100px;
  background: rgba(255, 26, 26, 0.06);
  transition: background 0.4s ease;
}
.glass-card:hover .feature-accent {
  background: rgba(255, 26, 26, 0.12);
}

/* --- Pricing Card --- */
.pricing-card {
  padding: 2.5rem;
  border-radius: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.3s ease, border-color 0.3s ease;
}
.pricing-card:hover {
  transform: translateY(-6px);
}
.pricing-featured {
  position: relative;
  background: linear-gradient(135deg, var(--surface-container-highest), var(--surface-container));
  border: 2px solid var(--primary);
}
.pricing-elite {
  position: relative;
  background: #050505;
  border: 3px solid var(--secondary);
}
.pricing-badge {
  position: absolute;
  top: 0;
  right: 2.5rem;
  transform: translateY(-50%);
  padding: 0.25rem 1rem;
  font-family: 'Epilogue', sans-serif;
  font-weight: 900;
  font-size: 0.65rem;
  text-transform: uppercase;
  border-radius: 9999px;
  letter-spacing: 0.05em;
}

/* --- FAQ Accordion --- */
.faq-item {
  background: var(--surface-container-high);
  border-radius: 0.5rem;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.04);
  transition: border-color 0.3s ease, background 0.3s ease;
}
.faq-item.active {
  background: var(--surface-container-highest);
  border-left: 3px solid var(--secondary);
  border-color: rgba(255, 204, 0, 0.15);
}
.faq-question {
  padding: 1.5rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'Epilogue', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--on-surface);
  transition: background 0.3s ease;
  user-select: none;
}
.faq-item:not(.active) .faq-question:hover {
  background: var(--surface-bright);
}
.faq-question .icon {
  color: var(--outline);
  transition: transform 0.3s ease, color 0.3s ease;
  font-size: 1.5rem;
}
.faq-item.active .faq-question .icon {
  transform: rotate(180deg);
  color: var(--secondary);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}
.faq-item.active .faq-answer {
  max-height: 300px;
  padding: 0 1.5rem 1.5rem;
}
.faq-answer p {
  color: var(--on-surface-variant);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* --- Testimonial Quote --- */
.quote-icon {
  font-size: 3rem;
  line-height: 1;
  margin-bottom: 1rem;
}

/* --- Scroll Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Mobile Hamburger --- */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  z-index: 60;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--on-surface);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger.active span:nth-child(2) {
  opacity: 0;
}
.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Nav Overlay */
.mobile-nav {
  position: fixed;
  inset: 0;
  background: rgba(8, 8, 10, 0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2rem;
  z-index: 55;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.mobile-nav.active {
  opacity: 1;
  pointer-events: all;
}
.mobile-nav a {
  font-family: 'Epilogue', sans-serif;
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--on-surface);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  transition: color 0.3s ease;
}
.mobile-nav a:hover {
  color: var(--primary);
}

/* --- Navigation --- */
.nav-link {
  color: var(--on-surface-variant);
  font-family: 'Epilogue', sans-serif;
  font-weight: 600;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  text-decoration: none;
  transition: color 0.3s ease;
  padding-bottom: 2px;
}
.nav-link:hover,
.nav-link.active {
  color: var(--primary);
}
.nav-link.active {
  border-bottom: 2px solid var(--primary);
}

/* --- Background Blurs / Glow Orbs --- */
.glow-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(100px);
}

/* --- Connector Line (How It Works) --- */
.connector-line {
  position: absolute;
  top: 32px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--outline-variant);
  opacity: 0.2;
  z-index: 0;
}

/* --- Testimonial Avatar --- */
.avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Epilogue', sans-serif;
  font-weight: 800;
  font-size: 1rem;
  flex-shrink: 0;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
  }
  .desktop-nav,
  .desktop-actions {
    display: none !important;
  }
  .section {
    padding: 4rem 1.25rem;
  }
  .phone-mockup {
    width: 220px;
    height: 450px;
    border-radius: 36px;
    border-width: 6px;
  }
  .phone-notch {
    width: 90px;
    height: 22px;
  }
}

@media (max-width: 480px) {
  .phone-mockup {
    width: 180px;
    height: 370px;
    border-radius: 30px;
  }
}

/* --- Utilities --- */
.text-primary { color: var(--primary); }
.text-secondary { color: var(--secondary); }
.text-muted { color: var(--on-surface-variant); }
.bg-surface-container { background-color: var(--surface-container); }
.bg-surface-low { background-color: var(--surface-container-low); }
.bg-surface-high { background-color: var(--surface-container-high); }
.max-w-7xl { max-width: 80rem; margin-left: auto; margin-right: auto; }