:root {
  --bg: #0c0a0a;
  --bg-card: #161214;
  --bg-elevated: #1f181a;
  --text: #fff5f6;
  --text-muted: #b8a8ad;
  --accent: #ff003f;
  --accent-light: #ff4d6d;
  --accent-pink: #f50057;
  --accent-glow: rgba(255, 0, 63, 0.35);
  --gradient: linear-gradient(135deg, #ff4d6d 0%, #ff003f 45%, #e6003d 100%);
  --gradient-soft: linear-gradient(180deg, rgba(255, 0, 63, 0.18) 0%, transparent 100%);
  --radius: 16px;
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-back: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 0.25s;
  --duration-medium: 0.55s;
  --duration-slow: 0.85s;
  --duration-float: 5s;
  --parallax-x: 0px;
  --parallax-y: 0px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

body.nav-open {
  overflow: hidden;
}

a {
  color: var(--accent-light);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

.container {
  width: min(1100px, 92%);
  margin: 0 auto;
}

/* Keyframes */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(28px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes heroStaggerIn {
  from {
    opacity: 0;
    transform: translateY(32px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floatBob {
  0%,
  100% {
    transform: translateY(0) rotate(-1deg);
  }
  50% {
    transform: translateY(-14px) rotate(1deg);
  }
}

@keyframes pulseGlow {
  0%,
  100% {
    opacity: 0.45;
    transform: scale(1);
  }
  50% {
    opacity: 0.85;
    transform: scale(1.12);
  }
}

@keyframes orbPulse {
  0%,
  100% {
    opacity: 0.55;
    filter: blur(0);
  }
  50% {
    opacity: 0.9;
    filter: blur(1px);
  }
}

@keyframes gradientShift {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

@keyframes drawLine {
  from {
    transform: scaleX(0);
  }
  to {
    transform: scaleX(1);
  }
}

@keyframes iconBounce {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.12);
  }
}

/* Header */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(12, 10, 10, 0.72);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 0, 63, 0.12);
  transition:
    background var(--duration-fast) ease,
    border-color var(--duration-fast) ease,
    box-shadow var(--duration-fast) ease;
}

header.nav-scrolled {
  background: rgba(12, 10, 10, 0.94);
  border-bottom-color: rgba(255, 0, 63, 0.22);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.35);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  transition: padding var(--duration-fast) ease;
}

header.nav-scrolled .nav {
  padding: 0.65rem 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
  text-decoration: none;
  z-index: 110;
}

.logo:hover {
  text-decoration: none;
}

.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 4px 16px rgba(255, 0, 63, 0.25);
}

.logo-text {
  max-width: min(220px, 42vw);
  line-height: 1.2;
}

.site-nav {
  display: flex;
  align-items: center;
}

.nav-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  color: var(--text-muted);
  font-size: 0.95rem;
  text-decoration: none;
  transition: color var(--duration-fast) ease;
}

.nav-links a:hover {
  color: var(--text);
  text-decoration: none;
}

.nav-links .nav-cta {
  padding: 0.5rem 1rem;
  border-radius: 999px;
  background: rgba(255, 0, 63, 0.12);
  border: 1px solid rgba(255, 0, 63, 0.35);
  color: var(--accent-light);
  font-weight: 600;
}

.nav-links .nav-cta:hover {
  background: rgba(255, 0, 63, 0.2);
  color: var(--text);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  background: var(--bg-elevated);
  cursor: pointer;
  z-index: 110;
}

.nav-toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--duration-fast) ease, opacity var(--duration-fast) ease;
}

body.nav-open .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

body.nav-open .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

body.nav-open .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Hero */
.hero {
  padding: 4rem 0 5rem;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 0, 63, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 0, 63, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, black 20%, transparent 75%);
  pointer-events: none;
}

.hero-orb {
  position: absolute;
  top: 10%;
  left: 50%;
  width: min(900px, 120vw);
  height: min(900px, 120vw);
  transform: translate(calc(-50% + var(--parallax-x)), calc(-50% + var(--parallax-y)));
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 65%);
  pointer-events: none;
  animation: orbPulse 8s ease-in-out infinite;
  will-change: transform, opacity;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  text-align: left;
}

.hero-stagger-item {
  opacity: 0;
  transform: translateY(32px);
}

body.hero-loaded .hero-stagger-item {
  animation: heroStaggerIn var(--duration-slow) var(--ease-out-expo) forwards;
}

body.hero-loaded .hero-stagger-item[data-delay="0"] {
  animation-delay: 0.05s;
}

body.hero-loaded .hero-stagger-item[data-delay="1"] {
  animation-delay: 0.18s;
}

body.hero-loaded .hero-stagger-item[data-delay="2"] {
  animation-delay: 0.32s;
}

body.hero-loaded .hero-stagger-item[data-delay="3"] {
  animation-delay: 0.46s;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  background: rgba(31, 24, 26, 0.85);
  border: 1px solid rgba(255, 0, 63, 0.35);
  color: var(--accent-light);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  backdrop-filter: blur(8px);
}

.hero-badge img {
  width: 18px;
  height: 18px;
  border-radius: 4px;
}

.hero h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.08;
  margin-bottom: 1.1rem;
  letter-spacing: -0.03em;
}

.gradient-text {
  display: inline-block;
  background: linear-gradient(135deg, #ff8fa3 0%, #ff003f 40%, #ff4d6d 70%, #ff003f 100%);
  background-size: 200% 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 6s ease infinite;
}

.hero p {
  color: var(--text-muted);
  font-size: 1.08rem;
  max-width: 480px;
  margin-bottom: 1.85rem;
}

.cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 1.85rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition:
    transform var(--duration-fast) ease,
    box-shadow var(--duration-fast) ease,
    border-color var(--duration-fast) ease;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-3px);
}

.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 8px 32px var(--accent-glow);
}

.btn-primary:hover {
  box-shadow: 0 12px 40px rgba(255, 0, 63, 0.45);
}

.btn-secondary {
  background: rgba(31, 24, 26, 0.9);
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  border-color: rgba(255, 0, 63, 0.35);
}

.play-badge svg {
  height: 22px;
  width: auto;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  transform: translate(var(--parallax-x), var(--parallax-y));
  will-change: transform;
}

.phone-frame {
  position: relative;
  width: min(290px, 100%);
  padding: 14px;
  border-radius: 36px;
  background: linear-gradient(165deg, #32282b 0%, #1a1416 55%, #120e10 100%);
  border: 2px solid rgba(255, 0, 63, 0.25);
  box-shadow:
    0 28px 72px rgba(0, 0, 0, 0.55),
    0 0 0 1px rgba(255, 255, 255, 0.05),
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 0 80px rgba(255, 0, 63, 0.18);
}

.float-phone {
  animation: floatBob var(--duration-float) ease-in-out infinite;
}

.phone-screen {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.06);
}

.phone-screen img {
  width: 100%;
  border-radius: 24px;
}

.phone-reflection {
  position: absolute;
  inset: 14px;
  border-radius: 24px;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.12) 0%,
    transparent 42%,
    transparent 100%
  );
  pointer-events: none;
}

.hero-app-icon-wrap {
  position: absolute;
  top: -22px;
  right: -22px;
  z-index: 2;
}

.hero-app-icon-glow {
  position: absolute;
  inset: -12px;
  border-radius: 24px;
  background: radial-gradient(circle, rgba(255, 0, 63, 0.5) 0%, transparent 70%);
  animation: pulseGlow 2.5s ease-in-out infinite;
}

.hero-app-icon {
  position: relative;
  width: 72px;
  height: 72px;
  border-radius: 16px;
  border: 3px solid var(--bg);
  box-shadow: 0 8px 28px rgba(255, 0, 63, 0.4);
}

/* Scroll animations */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity var(--duration-slow) var(--ease-out-expo),
    transform var(--duration-slow) var(--ease-out-expo),
    filter var(--duration-medium) ease,
    scale var(--duration-medium) ease;
}

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

.animate-on-scroll[data-delay="1"].is-visible {
  transition-delay: 0.08s;
}

.animate-on-scroll[data-delay="2"].is-visible {
  transition-delay: 0.16s;
}

.animate-on-scroll[data-delay="3"].is-visible {
  transition-delay: 0.24s;
}

.animate-on-scroll[data-delay="4"].is-visible {
  transition-delay: 0.32s;
}

.animate-on-scroll[data-delay="5"].is-visible {
  transition-delay: 0.4s;
}

.section-title-line {
  width: 64px;
  height: 3px;
  margin: -2rem auto 2.5rem;
  border-radius: 999px;
  background: var(--gradient);
  transform: scaleX(0);
  transform-origin: center;
}

.section-title-line.is-visible {
  animation: drawLine 0.7s var(--ease-out-expo) forwards;
  animation-delay: 0.1s;
}

/* Screenshots */
.screenshots {
  padding: 5rem 0;
  background: var(--gradient-soft);
  position: relative;
}

.screenshots-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.15rem;
}

.screenshot-card {
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255, 0, 63, 0.15);
  background: var(--bg-card);
  transition:
    transform var(--duration-medium) var(--ease-out-expo),
    box-shadow var(--duration-medium) ease,
    border-color var(--duration-medium) ease,
    opacity var(--duration-medium) ease,
    filter var(--duration-medium) ease;
}

.screenshot-card:hover,
.screenshot-card.is-highlighted {
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 20px 48px rgba(255, 0, 63, 0.25);
  border-color: rgba(255, 0, 63, 0.4);
}

.screenshot-card.is-dimmed {
  opacity: 0.55;
  filter: saturate(0.7);
  transform: scale(0.98);
}

.screenshot-card img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
  object-position: top;
}

/* Features */
.features {
  padding: 5rem 0;
}

.section-title {
  text-align: center;
  font-size: clamp(1.65rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.section-subtitle {
  text-align: center;
  color: var(--text-muted);
  margin-bottom: 3rem;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: linear-gradient(160deg, rgba(31, 24, 26, 0.95) 0%, rgba(22, 18, 20, 0.98) 100%);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius);
  padding: 1.85rem;
  transition:
    border-color var(--duration-fast) ease,
    transform var(--duration-medium) var(--ease-out-expo),
    box-shadow var(--duration-medium) ease;
}

.feature-card:hover {
  border-color: rgba(255, 0, 63, 0.35);
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(255, 0, 63, 0.12);
  display: grid;
  place-items: center;
  font-size: 1.45rem;
  margin-bottom: 1.1rem;
  transition: transform var(--duration-fast) var(--ease-out-back);
}

.feature-card:hover .feature-icon {
  animation: iconBounce 0.5s var(--ease-out-back);
}

.feature-card h3 {
  font-size: 1.12rem;
  margin-bottom: 0.55rem;
}

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

/* Disclaimer */
.disclaimer {
  padding: 3rem 0;
}

.disclaimer-box {
  background: var(--bg-card);
  border: 1px solid rgba(251, 191, 36, 0.2);
  border-radius: var(--radius);
  padding: 1.5rem 2rem;
}

.disclaimer-box h3 {
  color: #fbbf24;
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

.disclaimer-box p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Footer */
footer {
  border-top: 1px solid rgba(255, 0, 63, 0.1);
  padding: 2.5rem 0;
  margin-top: 2rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.footer-inner p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

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

/* Privacy page */
.page-header {
  padding: 3rem 0 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.page-header h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.page-header p {
  color: var(--text-muted);
}

.legal-content {
  padding: 2.5rem 0 4rem;
  max-width: 720px;
}

.legal-content h2 {
  font-size: 1.25rem;
  margin: 2rem 0 0.75rem;
}

.legal-content p,
.legal-content li {
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}

.legal-content ul {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .hero-stagger-item,
  .animate-on-scroll {
    opacity: 1;
    transform: none;
  }

  .float-phone,
  .hero-orb,
  .hero-app-icon-glow,
  .gradient-text {
    animation: none;
  }

  .hero-visual,
  .hero-orb {
    transform: none;
  }
}

@media (max-width: 900px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2.5rem;
  }

  .hero-content {
    text-align: center;
  }

  .hero p {
    margin-left: auto;
    margin-right: auto;
  }

  .cta-group {
    justify-content: center;
  }

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

@media (max-width: 640px) {
  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: fixed;
    inset: 0;
    background: rgba(12, 10, 10, 0.96);
    backdrop-filter: blur(16px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition:
      opacity var(--duration-medium) ease,
      visibility var(--duration-medium) ease;
  }

  body.nav-open .site-nav {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .nav-links {
    flex-direction: column;
    gap: 1.75rem;
    text-align: center;
  }

  .nav-links a {
    font-size: 1.15rem;
  }

  .hero {
    padding: 2.75rem 0 3.5rem;
  }

  .screenshots-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }

  .hero-app-icon {
    width: 56px;
    height: 56px;
  }

  .hero-app-icon-wrap {
    top: -14px;
    right: -10px;
  }

  .logo-text {
    font-size: 0.95rem;
  }
}