/* ========================================
   BRIDGE LANDING PAGE — STYLE.CSS
   JCOIN CTC Tool
   ======================================== */

/* --- CSS Variables --- */
:root {
  --purple: #5f179d;
  --purple-dark: #4a1180;
  --purple-light: #7b2fba;
  --teal: #00705d;
  --teal-dark: #005a4b;
  --teal-light: #00907a;
  --bg-light: #f6f7f9;
  --bg-lighter: #fafafb;
  --lavender: #eae8f3;
  --lavender-light: #f3f1fa;
  --text-dark: #020203;
  --text-body: #3a3a4a;
  --text-muted: #6b6b7b;
  --footer-bg: #000000;
  --white: #ffffff;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 14px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.04);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.1), 0 4px 12px rgba(0,0,0,0.05);
  --shadow-xl: 0 20px 60px rgba(0,0,0,0.12), 0 8px 20px rgba(0,0,0,0.06);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-heading: 'Urbanist', sans-serif;
  --font-body: 'Open Sans', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-body);
  background: var(--white);
  overflow-x: hidden;
}

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

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-dark);
  line-height: 1.2;
  font-weight: 700;
}

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

/* --- Section Shared Styles --- */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
}

.section-label {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--purple);
  background: var(--lavender);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--text-dark);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 32px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
  line-height: 1.4;
}

.btn i {
  font-size: 0.9em;
}

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

.btn-primary:hover {
  background: var(--purple-dark);
  border-color: var(--purple-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(95, 23, 157, 0.3);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.8);
  transform: translateY(-2px);
}

.btn-full {
  width: 100%;
}

/* ========================================
   NAVBAR
   ======================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  transition: all 0.4s ease;
}

.navbar.scrolled {
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0,0,0,0.06);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--white);
  transition: color var(--transition);
}

.nav-logo-img {
  height: 36px;
  width: auto;
  display: block;
  transition: opacity var(--transition);
}

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

.navbar.scrolled .nav-logo-light {
  display: none;
}

.navbar.scrolled .nav-logo-dark {
  display: block;
}

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

.nav-links a {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
  color: rgba(255,255,255,0.85);
  transition: color var(--transition);
}

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

.navbar.scrolled .nav-links a {
  color: var(--text-body);
}

.navbar.scrolled .nav-links a:hover {
  color: var(--purple);
}

.nav-links .nav-cta {
  background: var(--purple);
  color: var(--white) !important;
  padding: 10px 24px;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.nav-links .nav-cta:hover {
  background: var(--purple-dark);
  color: var(--white) !important;
}

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

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}

.navbar.scrolled .mobile-menu-toggle span {
  background: var(--text-dark);
}

.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 0;
  background: var(--white);
  border-top: 1px solid rgba(0,0,0,0.06);
  box-shadow: 0 10px 40px rgba(0,0,0,0.1);
}

.mobile-menu a {
  display: block;
  padding: 16px 24px;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 1rem;
  color: var(--text-body);
  border-bottom: 1px solid rgba(0,0,0,0.04);
}

.mobile-menu a:hover {
  color: var(--purple);
  background: var(--lavender-light);
}

.mobile-menu a.nav-cta {
  color: var(--white);
  background: var(--purple);
  margin: 12px 24px;
  border-radius: var(--radius-sm);
  text-align: center;
  border-bottom: none;
}

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

/* ========================================
   HERO
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(40, 10, 70, 0.35) 0%,
    rgba(95, 23, 157, 0.15) 50%,
    rgba(30, 8, 55, 0.45) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 780px;
  padding: 120px 24px 80px;
}

.hero-badge {
  display: inline-block;
  margin-bottom: 28px;
}

.hero-badge span {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.8);
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.18);
  backdrop-filter: blur(8px);
  padding: 8px 20px;
  border-radius: 100px;
}

.hero-title {
  font-size: clamp(4rem, 10vw, 7rem);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 16px;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.hero-logo-img {
  height: clamp(60px, 10vw, 100px);
  width: auto;
  display: block;
}

.hero-bridge-icon {
  width: 80px;
  height: 55px;
  flex-shrink: 0;
}

.hero-slogan {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 2.5vw, 1.65rem);
  font-weight: 500;
  color: rgba(255,255,255,0.92);
  margin-bottom: 20px;
  letter-spacing: 0.01em;
}

.hero-description {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.72);
  max-width: 620px;
  margin: 0 auto 40px;
  line-height: 1.8;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
}

.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ========================================
   FEATURES
   ======================================== */
.features {
  padding: 120px 0;
  background: var(--white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 840px;
  margin: 0 auto;
}

.feature-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(0,0,0,0.06);
  transition: all 0.4s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.feature-card-image {
  position: relative;
  height: 260px;
  overflow: hidden;
  background: var(--lavender-light);
}

.feature-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.6s ease;
}

.feature-card:hover .feature-card-image img {
  transform: scale(1.05);
}

.feature-tag {
  position: absolute;
  top: 16px;
  left: 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 12px;
  color: var(--purple);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(8px);
  padding: 6px 14px;
  border-radius: 100px;
  box-shadow: var(--shadow-sm);
}

.feature-card-content {
  padding: 28px 28px 32px;
}

.feature-card-content h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-dark);
}

.feature-card-content p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ========================================
   COMING SOON
   ======================================== */
.coming-soon {
  padding: 120px 0;
  background: var(--bg-light);
}

.coming-soon-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: 1100px;
  margin: 0 auto;
}

.coming-soon-card {
  display: flex;
  gap: 24px;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 1px solid rgba(0,0,0,0.06);
  transition: all 0.4s ease;
}

.coming-soon-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.coming-soon-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--lavender) 0%, var(--lavender-light) 100%);
  border-radius: var(--radius-md);
  color: var(--purple);
  font-size: 1.4rem;
}

.coming-soon-tag {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal);
  background: rgba(0, 112, 93, 0.08);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 10px;
}

.coming-soon-content h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.coming-soon-content p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ========================================
   WALKTHROUGH
   ======================================== */
.walkthrough {
  padding: 120px 0;
  background: var(--white);
}

.walkthrough-inner {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 60px;
  align-items: center;
}

.walkthrough-text .section-label {
  margin-bottom: 16px;
}

.walkthrough-text .section-title {
  text-align: left;
  margin-bottom: 16px;
}

.walkthrough-text p {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 32px;
  line-height: 1.8;
}

.walkthrough-video-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #000;
  aspect-ratio: 16 / 9;
  cursor: pointer;
  transition: all 0.4s ease;
}

.walkthrough-video-container:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow-xl);
}

.walkthrough-video-container video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.3);
  transition: all 0.3s ease;
  cursor: pointer;
}

.video-play-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.walkthrough-video-container:hover .video-play-overlay {
  background: rgba(0,0,0,0.4);
}

.walkthrough-video-container:hover .video-play-overlay .video-play-ring {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.6);
  transform: scale(1.1);
}

.video-play-ring {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--white);
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  transition: all var(--transition);
}

.walkthrough-video-container:hover .video-play-ring {
  background: rgba(255,255,255,0.2);
  border-color: rgba(255,255,255,0.6);
  transform: scale(1.1);
}

.video-play-ring i {
  margin-left: 4px;
}

.video-play-ring.large {
  width: 96px;
  height: 96px;
  font-size: 2rem;
}

/* ========================================
   EARLY ACCESS
   ======================================== */
.early-access {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
}

.early-access-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--purple) 0%, var(--purple-dark) 40%, var(--teal-dark) 100%);
  z-index: 0;
}

.early-access-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 50%, rgba(255,255,255,0.06) 0%, transparent 50%),
              radial-gradient(circle at 80% 20%, rgba(0, 112, 93, 0.15) 0%, transparent 40%);
}

.early-access .container {
  position: relative;
  z-index: 1;
}

.early-access-inner {
  max-width: 720px;
  margin: 0 auto;
}

.early-access-text {
  text-align: center;
  margin-bottom: 48px;
}

.early-access-text h2 {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 12px;
}

.early-access-text p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.75);
}

.early-access-form {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
  padding: 40px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.8);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select {
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 12px 16px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  color: var(--white);
  transition: all var(--transition);
  outline: none;
}

.form-group input::placeholder {
  color: rgba(255,255,255,0.4);
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='rgba(255,255,255,0.5)' stroke-width='2' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-group select option {
  background: var(--purple-dark);
  color: var(--white);
}

.form-group input:focus,
.form-group select:focus {
  border-color: rgba(255,255,255,0.5);
  background: rgba(255,255,255,0.12);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.08);
}

.early-access-form .btn-primary {
  margin-top: 8px;
  padding: 16px 32px;
  font-size: 1.05rem;
  background: var(--white);
  color: var(--purple);
  border-color: var(--white);
}

.early-access-form .btn-primary:hover {
  background: var(--lavender);
  border-color: var(--lavender);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

.form-success {
  display: none;
  text-align: center;
  padding: 60px 40px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(12px);
  border-radius: var(--radius-lg);
}

.form-success.visible {
  display: block;
  animation: fadeInUp 0.5s ease;
}

.success-icon {
  font-size: 3.5rem;
  color: var(--teal-light);
  margin-bottom: 20px;
}

.form-success h3 {
  font-size: 1.6rem;
  color: var(--white);
  margin-bottom: 10px;
}

.form-success p {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
}

/* ========================================
   AUDIENCE
   ======================================== */
.audience {
  padding: 120px 0;
  background: var(--bg-light);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  max-width: 1100px;
  margin: 0 auto;
}

.audience-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 22px;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid rgba(0,0,0,0.05);
  transition: all 0.4s ease;
}

.audience-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.audience-icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--lavender);
  border-radius: var(--radius-sm);
  color: var(--purple);
  font-size: 1.05rem;
}

.audience-text h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 3px;
}

.audience-text p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.55;
}

/* ========================================
   FOOTER
   ======================================== */
.site-footer {
  background: var(--footer-bg);
  padding: 60px 0 40px;
}

.footer-inner {
  text-align: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.footer-logo-img {
  height: 40px;
  width: auto;
  display: block;
}

.footer-wordmark {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.3rem;
  color: rgba(255,255,255,0.85);
}

.footer-info {
  margin-bottom: 24px;
}

.footer-info p {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: 6px;
}

.footer-info a {
  color: rgba(255,255,255,0.75);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-info a:hover {
  color: var(--white);
}

.footer-nih {
  margin-top: 8px;
}

.footer-nih strong {
  color: rgba(255,255,255,0.7);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-bottom p {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.35);
}

/* ========================================
   VIDEO MODAL
   ======================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,0.75);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  padding: 24px;
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  position: relative;
  background: var(--white);
  border-radius: var(--radius-lg);
  max-width: 700px;
  width: 100%;
  overflow: hidden;
  transform: translateY(20px) scale(0.97);
  transition: transform 0.3s ease;
}

.modal-overlay.open .modal-content {
  transform: translateY(0) scale(1);
}

.video-modal-content {
  background: #000;
  max-width: 960px;
  width: 90vw;
  padding: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.video-modal-player {
  width: 100%;
  aspect-ratio: 16 / 9;
}

.video-modal-player video {
  width: 100%;
  height: 100%;
  display: block;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.15);
  color: var(--white);
  font-size: 1.5rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  z-index: 10;
}

.modal-close:hover {
  background: rgba(255,255,255,0.3);
}

/* ========================================
   SCROLL ANIMATIONS
   ======================================== */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
.features-grid .feature-card:nth-child(2) { transition-delay: 0.12s; }
.features-grid .feature-card:nth-child(3) { transition-delay: 0.24s; }

.coming-soon-grid .coming-soon-card:nth-child(2) { transition-delay: 0.12s; }
.coming-soon-grid .coming-soon-card:nth-child(3) { transition-delay: 0.24s; }
.coming-soon-grid .coming-soon-card:nth-child(4) { transition-delay: 0.36s; }

.audience-grid .audience-item:nth-child(2) { transition-delay: 0.06s; }
.audience-grid .audience-item:nth-child(3) { transition-delay: 0.12s; }
.audience-grid .audience-item:nth-child(4) { transition-delay: 0.18s; }
.audience-grid .audience-item:nth-child(5) { transition-delay: 0.24s; }
.audience-grid .audience-item:nth-child(6) { transition-delay: 0.3s; }
.audience-grid .audience-item:nth-child(7) { transition-delay: 0.06s; }
.audience-grid .audience-item:nth-child(8) { transition-delay: 0.12s; }
.audience-grid .audience-item:nth-child(9) { transition-delay: 0.18s; }
.audience-grid .audience-item:nth-child(10) { transition-delay: 0.24s; }
.audience-grid .audience-item:nth-child(11) { transition-delay: 0.3s; }
.audience-grid .audience-item:nth-child(12) { transition-delay: 0.36s; }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

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

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

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

@media (max-width: 768px) {
  .nav-links {
    display: none;
  }

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

  .hero-title {
    font-size: clamp(2.8rem, 10vw, 4.5rem);
  }

  .hero-logo-img {
    height: clamp(45px, 8vw, 70px);
  }

  .hero-bridge-icon {
    width: 50px;
    height: 34px;
  }

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

  .hero-ctas .btn {
    width: 100%;
    max-width: 320px;
  }

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

  .coming-soon-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .early-access-form {
    padding: 28px 20px;
  }

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

  .section-title {
    font-size: clamp(1.75rem, 5vw, 2.25rem);
  }

  .features,
  .coming-soon,
  .early-access,
  .audience {
    padding: 80px 0;
  }
}

@media (max-width: 480px) {
  .hero-content {
    padding: 100px 16px 60px;
  }

  .hero-description {
    font-size: 0.95rem;
  }

  .feature-card-image {
    height: 200px;
  }

  .coming-soon-card {
    flex-direction: column;
    gap: 16px;
    padding: 28px;
  }
}