:root {
  --steel-100: #cbd5e1;
  --steel-200: #94a3b8;
  --steel-300: #64748b;
  --cyan: #00d4ff;
  --cyan-glow: rgba(0, 212, 255, 0.4);
  --black: #000000;
  --card-bg: #0f0f0f;

  --font-display: 'Cormorant Garamond', serif;
  --font-mono: 'IBM Plex Mono', monospace;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background: var(--black);
  color: var(--steel-100);
  font-family: var(--font-mono);
  font-size: 14px;
  line-height: 1.6;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
  animation: gridPulse 8s ease-in-out infinite;
  will-change: transform;
}

@keyframes gridPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.6; }
}

.bg-gradient {
  position: fixed;
  top: -50%;
  left: -25%;
  width: 150%;
  height: 150%;
  background: radial-gradient(circle at center, rgba(0, 212, 255, 0.08) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
  animation: gradientFloat 20s ease-in-out infinite;
  will-change: transform;
}

@keyframes gradientFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(10%, 5%) scale(1.1); }
}

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 24px 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0) 100%);
  backdrop-filter: blur(12px);
  transition:
    padding 0.35s ease,
    background 0.35s ease,
    border-color 0.35s ease,
    box-shadow 0.35s ease,
    transform 0.35s ease;
}

nav.scrolled {
  padding: 16px 60px;
  background: rgba(0, 0, 0, 0.88);
  border-bottom: 1px solid rgba(148, 163, 184, 0.08);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
}

.logo {
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  color: var(--steel-100);
  min-width: 0;
  position: relative;
  z-index: 300;
}

.logo svg {
  transition: transform 0.35s ease;
  flex-shrink: 0;
}

.logo:hover svg {
  transform: scale(1.05);
}

.logo-text {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 300;
  letter-spacing: 4px;
  text-transform: uppercase;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  gap: 40px;
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--steel-200);
  text-decoration: none;
  font-size: 13px;
  letter-spacing: 1px;
  transition: color 0.3s ease;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--cyan);
  transition: width 0.3s ease;
}

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

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

.nav-cta {
  text-decoration: none;
  border: 1px solid rgba(0, 212, 255, 0.35);
  padding: 12px 20px;
  background: rgba(0, 212, 255, 0.08);
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: 1px;
  transition:
    transform 0.3s ease,
    box-shadow 0.3s ease,
    background 0.3s ease,
    color 0.3s ease,
    border-color 0.3s ease;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.15);
  border-color: var(--cyan);
  background: rgba(0, 212, 255, 0.12);
}

.menu-toggle {
  display: none;
  position: relative;
  width: 46px;
  height: 46px;
  background: rgba(0, 0, 0, 0.7);
  border: 1px solid rgba(148, 163, 184, 0.22);
  border-radius: 8px;
  cursor: pointer;
  color: var(--steel-100);
  z-index: 301;
  transition: border-color 0.3s ease, background 0.3s ease, transform 0.3s ease;
}

.menu-toggle:hover {
  border-color: var(--cyan);
  transform: translateY(-1px);
}

.menu-toggle span {
  position: absolute;
  left: 50%;
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 999px;
  transform: translateX(-50%);
  transition: all 0.3s ease;
}

.menu-toggle span:nth-child(1) {
  top: 15px;
}

.menu-toggle span:nth-child(2) {
  top: 22px;
}

.menu-toggle span:nth-child(3) {
  top: 29px;
}

.menu-toggle.active span:nth-child(1) {
  top: 22px;
  transform: translateX(-50%) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  top: 22px;
  transform: translateX(-50%) rotate(-45deg);
}

main {
  position: relative;
  z-index: 1;
  padding-top: 120px;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 60px;
}

.reveal {
  opacity: 0;
  transform: translateY(48px) scale(0.985);
  filter: blur(6px);
  transition:
    opacity 0.9s ease,
    transform 0.9s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.9s ease;
  will-change: opacity, transform, filter;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}

.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }
.reveal-delay-4 { transition-delay: 0.32s; }
.reveal-delay-5 { transition-delay: 0.40s; }

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  text-align: center;
  padding: 80px 0;
}

.hero-logo {
  margin-bottom: 40px;
  animation: fadeInUp 1s ease-out;
}

.hero-logo svg {
  filter: drop-shadow(0 0 40px rgba(0, 212, 255, 0.25));
  max-width: 100%;
  height: auto;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(48px, 8vw, 96px);
  font-weight: 300;
  letter-spacing: 8px;
  margin-bottom: 24px;
  line-height: 1.05;
  background: linear-gradient(135deg, var(--steel-100) 0%, var(--cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: fadeInUp 1s ease-out 0.15s both;
}

.hero-subtitle {
  font-size: 16px;
  color: var(--steel-200);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 28px;
  animation: fadeInUp 1s ease-out 0.3s both;
}

.hero-description {
  max-width: 760px;
  margin: 0 auto 24px;
  font-size: 15px;
  line-height: 2;
  color: var(--steel-200);
  animation: fadeInUp 1s ease-out 0.45s both;
}

.hero-fine {
  max-width: 760px;
  margin: 0 auto 46px;
  color: var(--steel-300);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
  animation: fadeInUp 1s ease-out 0.52s both;
}

.cta-buttons {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 1s ease-out 0.6s both;
}

.hero-screenshot {
  margin: 56px auto 0;
  max-width: 1100px;
  animation: heroShotIn 1.2s cubic-bezier(0.22, 1, 0.36, 1) 0.75s both;
}

.hero-screenshot-frame {
  position: relative;
  background: linear-gradient(180deg, rgba(15,15,15,0.96), rgba(8,8,8,0.96));
  border: 1px solid rgba(0, 212, 255, 0.18);
  box-shadow:
    0 30px 80px rgba(0, 0, 0, 0.55),
    0 0 50px rgba(0, 212, 255, 0.08);
  overflow: hidden;
  transition:
    transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.35s ease,
    box-shadow 0.35s ease,
    background 0.35s ease;
}

.hero-screenshot-frame:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 212, 255, 0.24);
  box-shadow:
    0 24px 70px rgba(0, 0, 0, 0.45),
    0 0 36px rgba(0, 212, 255, 0.08);
}

.hero-screenshot-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  border-top: 1px solid rgba(0, 212, 255, 0.25);
  pointer-events: none;
}

.hero-screenshot img {
  display: block;
  width: 100%;
  height: auto;
}

.hero-screenshot-caption {
  margin-top: 14px;
  color: var(--steel-300);
  font-size: 12px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.btn {
  padding: 16px 36px;
  border: 1px solid var(--steel-300);
  background: transparent;
  color: var(--steel-100);
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition:
    all 0.3s ease,
    transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.btn:hover {
  border-color: var(--cyan);
  transform: translateY(-2px);
}

.btn-primary {
  border-color: var(--cyan);
  background: rgba(0, 212, 255, 0.1);
  color: var(--cyan);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.15);
}

.btn-primary:hover {
  background: var(--cyan);
  color: var(--black);
  box-shadow: 0 0 50px var(--cyan-glow);
}

.section-label {
  font-size: 11px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--cyan);
  text-align: center;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 52px);
  font-weight: 300;
  letter-spacing: 3px;
  text-align: center;
  margin-bottom: 24px;
  color: var(--steel-100);
}

.section-subtitle {
  text-align: center;
  color: var(--steel-200);
  font-size: 15px;
  line-height: 1.8;
  max-width: 700px;
  margin: 0 auto 80px;
}

.features,
.how-it-works,
.trust,
.launch-section,
.final-cta {
  padding: 140px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.feature-card {
  background: var(--card-bg);
  border: 1px solid rgba(148, 163, 184, 0.12);
  padding: 44px 36px;
  transition:
    transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.35s ease,
    box-shadow 0.35s ease,
    background 0.35s ease;
}

.feature-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 212, 255, 0.24);
  box-shadow:
    0 24px 70px rgba(0, 0, 0, 0.45),
    0 0 36px rgba(0, 212, 255, 0.08);
}

.feature-icon {
  width: 52px;
  height: 52px;
  margin-bottom: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan);
}

.feature-card h3 {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 400;
  margin-bottom: 16px;
}

.feature-card p {
  font-size: 13px;
  line-height: 1.9;
  color: var(--steel-200);
}

.steps {
  display: flex;
  gap: 48px;
  align-items: flex-start;
}

.step {
  flex: 1;
  text-align: center;
}

.step-number {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  border: 1px solid rgba(0, 212, 255, 0.3);
  background: var(--card-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--cyan);
  transition: all 0.3s ease;
}

.step:hover .step-number {
  border-color: var(--cyan);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.18);
}

.step h4 {
  font-family: var(--font-display);
  font-size: 22px;
  margin-bottom: 12px;
}

.step p {
  font-size: 13px;
  line-height: 1.8;
  color: var(--steel-200);
  max-width: 260px;
  margin: 0 auto;
}

.section-divider {
  width: 60px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  margin: 0 auto 80px;
}

.trust {
  text-align: center;
}

.trust-content {
  max-width: 880px;
  margin: 0 auto;
  padding: 72px 64px;
  background: var(--card-bg);
  border: 1px solid rgba(0, 212, 255, 0.2);
  position: relative;
  transition:
    transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.35s ease,
    box-shadow 0.35s ease,
    background 0.35s ease;
}

.trust-content::before,
.trust-content::after {
  content: '';
  position: absolute;
  width: 28px;
  height: 28px;
  border: 2px solid var(--cyan);
  pointer-events: none;
  box-shadow: 0 0 14px rgba(0, 212, 255, 0.18);
}

.trust-content::before {
  top: -1px;
  left: -1px;
  border-right: none;
  border-bottom: none;
}

.trust-content::after {
  bottom: -1px;
  right: -1px;
  border-left: none;
  border-top: none;
}

.trust-content:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 212, 255, 0.24);
  box-shadow:
    0 24px 70px rgba(0, 0, 0, 0.45),
    0 0 36px rgba(0, 212, 255, 0.08);
}

.launch-card {
  max-width: 880px;
  margin: 0 auto;
  padding: 72px 64px;
  background: var(--card-bg);
  border: 1px solid rgba(0, 212, 255, 0.2);
  transition:
    transform 0.45s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.35s ease,
    box-shadow 0.35s ease,
    background 0.35s ease;
}

.launch-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 212, 255, 0.24);
  box-shadow:
    0 24px 70px rgba(0, 0, 0, 0.45),
    0 0 36px rgba(0, 212, 255, 0.08);
}

.trust h2 {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 300;
  letter-spacing: 2px;
  margin-bottom: 32px;
  color: var(--cyan);
}

.trust-statement {
  font-family: var(--font-display);
  font-size: 22px;
  font-style: italic;
  line-height: 1.8;
  margin-bottom: 32px;
}

.trust-detail {
  font-size: 14px;
  color: var(--steel-200);
  line-height: 2;
}

.waitlist-row {
  display: flex;
  gap: 14px;
  align-items: center;
}

.waitlist-input {
  flex: 1;
  min-width: 0;
  background: #0a0a0a;
  border: 1px solid rgba(148, 163, 184, 0.2);
  color: var(--steel-100);
  padding: 18px 20px;
  font-family: var(--font-mono);
  font-size: 14px;
  outline: none;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.waitlist-input:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.08);
}

.waitlist-btn {
  min-width: 180px;
}

.waitlist-note {
  margin-top: 16px;
  font-size: 12px;
  color: var(--steel-300);
  text-align: center;
}

.waitlist-success {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  color: var(--steel-100);
}

.hidden-field {
  display: none;
}

.final-cta h2 {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 300;
  letter-spacing: 3px;
  margin-bottom: 20px;
  text-align: center;
}

.final-cta p {
  font-size: 15px;
  color: var(--steel-200);
  margin-bottom: 40px;
  line-height: 1.8;
  text-align: center;
}

footer {
  padding: 80px 60px 40px;
  border-top: 1px solid rgba(148, 163, 184, 0.08);
  position: relative;
  z-index: 1;
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto 60px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 60px;
}

.footer-brand h3 {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 300;
  letter-spacing: 3px;
  margin-bottom: 20px;
}

.footer-brand p,
.footer-section a,
.footer-bottom {
  color: var(--steel-200);
}

.footer-section h4 {
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 20px;
  color: var(--cyan);
}

.footer-section ul {
  list-style: none;
}

.footer-section li {
  margin-bottom: 12px;
}

.footer-section a {
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section a:hover {
  color: var(--cyan);
}

.footer-bottom {
  text-align: center;
  padding-top: 40px;
  border-top: 1px solid rgba(148, 163, 184, 0.08);
  font-size: 12px;
  color: var(--steel-300);
}

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

@keyframes heroShotIn {
  from {
    opacity: 0;
    transform: translateY(40px) scale(0.97);
    filter: blur(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

@media (max-width: 1024px) {
  nav {
    padding: 20px 30px;
  }

  nav.scrolled {
    padding: 14px 30px;
  }

  .container {
    padding: 0 30px;
  }

  .features-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .steps {
    flex-direction: column;
    gap: 32px;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .nav-cta {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 60px 0 80px;
  }
}

@media (max-width: 768px) {
  nav {
    padding: 16px 20px;
  }

  nav.scrolled {
    padding: 12px 20px;
  }

  .container {
    padding: 0 20px;
  }

  .logo-text {
    font-size: 18px;
    letter-spacing: 2px;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    width: min(86vw, 340px);
    height: 100vh;
    background: rgba(0, 0, 0, 0.96);
    backdrop-filter: blur(20px);
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 28px;
    padding: 100px 28px 32px;
    z-index: 200;
    transform: translateX(100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.35s ease, opacity 0.35s ease;
    border-left: 1px solid rgba(0, 212, 255, 0.14);
    box-shadow: -20px 0 60px rgba(0, 0, 0, 0.45);
  }

  .nav-links.open {
    transform: translateX(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav-links a {
    font-size: 16px;
    letter-spacing: 2px;
    display: block;
    width: 100%;
  }

  .menu-toggle {
    display: block;
  }

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

  .cta-buttons {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
  }

  .waitlist-row {
    flex-direction: column;
    align-items: stretch;
  }

  .waitlist-btn {
    width: 100%;
    min-width: 0;
  }

  .trust-content,
  .launch-card {
    padding: 40px 28px;
  }

  .hero {
    padding: 40px 0 72px;
  }

  .hero h1 {
    font-size: clamp(36px, 12vw, 56px);
    letter-spacing: 3px;
  }

  .hero-subtitle {
    font-size: 13px;
    letter-spacing: 2px;
  }

  .hero-description {
    font-size: 14px;
    line-height: 1.85;
  }

  .hero-fine {
    font-size: 11px;
    line-height: 1.8;
  }

  .section-title {
    font-size: clamp(28px, 8vw, 40px);
    letter-spacing: 2px;
  }

  .section-subtitle {
    margin-bottom: 48px;
  }

  .features,
  .how-it-works,
  .trust,
  .launch-section,
  .final-cta {
    padding: 90px 0;
  }

  footer {
    padding: 60px 30px 30px;
  }
}

@media (max-width: 480px) {
  nav {
    padding: 14px 16px;
  }

  .container {
    padding: 0 16px;
  }

  .logo-text {
    font-size: 16px;
    letter-spacing: 1.5px;
  }

  .hero h1 {
    font-size: 34px;
    letter-spacing: 2px;
  }

  .hero-logo svg {
    width: 140px;
    height: 140px;
  }

  .hero-fine {
    font-size: 11px;
    line-height: 1.8;
  }

  .feature-card {
    padding: 30px 20px;
  }

  .trust-content,
  .launch-card {
    padding: 32px 20px;
  }

  .nav-links {
    width: 100%;
    padding: 90px 20px 24px;
  }

  footer {
    padding: 50px 20px 24px;
  }
}