/* ===== Promptly — Dark cyberpunk landing ===== */
:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --surface: rgba(18, 18, 28, 0.7);
  --border: rgba(255, 255, 255, 0.06);
  --text: #e8e8ed;
  --text-muted: #8b8b9e;
  --accent-purple: #a855f7;
  --accent-cyan: #22d3ee;
  --accent-blue: #3b82f6;
  --neon-purple: #c084ff;
  --neon-cyan: #67e8f9;
  --neon-blue: #60a5fa;
  --glow-purple: rgba(168, 85, 247, 0.4);
  --glow-cyan: rgba(34, 211, 238, 0.35);
  --glow-blue: rgba(59, 130, 246, 0.35);
  --font-sans: 'Space Grotesk', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --radius: 16px;
  --radius-lg: 24px;
  --header-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  overflow-x: hidden;
}

/* Noise overlay */
.noise {
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 1000;
}

/* Floating gradient orbs */
.gradient-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.5;
  pointer-events: none;
  z-index: 0;
  animation: orbFloat 20s ease-in-out infinite;
}
.gradient-orb-1 {
  width: 600px;
  height: 600px;
  background: var(--glow-purple);
  top: -200px;
  right: -100px;
  animation-delay: 0s;
}
.gradient-orb-2 {
  width: 500px;
  height: 500px;
  background: var(--glow-cyan);
  bottom: 20%;
  left: -150px;
  animation-delay: -7s;
}
.gradient-orb-3 {
  width: 400px;
  height: 400px;
  background: var(--glow-blue);
  bottom: -100px;
  right: 20%;
  animation-delay: -14s;
}
@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -30px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.98); }
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  z-index: 100;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 1.25rem;
}
.logo-icon {
  color: var(--accent-cyan);
  font-size: 1.1em;
  text-shadow: 0 0 20px var(--glow-cyan);
}
.nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav a:hover {
  color: var(--text);
}
.nav-cta {
  color: var(--neon-cyan) !important;
}
.menu-btn {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.menu-btn span {
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 1px;
}

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  position: relative;
}
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero-gradient {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -20%, var(--glow-purple), transparent 50%),
              radial-gradient(ellipse 60% 40% at 80% 60%, var(--glow-cyan), transparent 45%),
              radial-gradient(ellipse 50% 30% at 20% 80%, var(--glow-blue), transparent 40%);
  opacity: 0.6;
}
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 50%, black 20%, transparent 70%);
}
.hero-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 80px 24px 120px;
}
.hero-badge {
  display: inline-block;
  padding: 8px 16px;
  background: rgba(34, 211, 238, 0.12);
  border: 1px solid rgba(34, 211, 238, 0.25);
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--neon-cyan);
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease-out;
}
.hero-title {
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin: 0 0 20px;
  animation: fadeInUp 0.6s ease-out 0.1s both;
}
.hero-title-line {
  display: block;
}
.hero-title-accent {
  background: linear-gradient(135deg, var(--neon-purple), var(--neon-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 0 36px;
  animation: fadeInUp 0.6s ease-out 0.2s both;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-bottom: 64px;
  animation: fadeInUp 0.6s ease-out 0.3s both;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
}
.btn:hover {
  transform: translateY(-2px);
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
  color: #fff;
  border: none;
  box-shadow: 0 4px 24px var(--glow-purple);
}
.btn-primary:hover {
  box-shadow: 0 8px 32px var(--glow-purple), 0 0 40px rgba(168, 85, 247, 0.2);
}
.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  color: var(--text);
  border-color: rgba(255,255,255,0.15);
}
.btn-large {
  padding: 18px 36px;
  font-size: 1.1rem;
}

/* Hero phone mockups */
.hero-mockups {
  position: relative;
  width: 100%;
  max-width: 900px;
  height: 380px;
  animation: fadeInUp 0.8s ease-out 0.4s both;
}
.phone-mockup {
  position: absolute;
  width: 220px;
}
.phone-mockup-1 {
  left: 50%;
  transform: translateX(calc(-50% - 80px));
  top: 0;
  animation: float 6s ease-in-out infinite;
}
.phone-mockup-2 {
  left: 50%;
  transform: translateX(calc(-50% + 80px));
  top: 40px;
  animation: float 6s ease-in-out infinite 1s;
}
.phone-frame {
  width: 100%;
  aspect-ratio: 9/19.5;
  background: linear-gradient(145deg, #1a1a24, #0e0e14);
  border-radius: 36px;
  padding: 10px;
  box-shadow:
    0 0 0 2px var(--border),
    0 25px 50px -12px rgba(0,0,0,0.5),
    0 0 60px -20px var(--glow-cyan);
}
.phone-screen {
  width: 100%;
  height: 100%;
  background: var(--bg-elevated);
  border-radius: 28px;
  overflow: hidden;
  padding: 16px;
}
.mock-ui {
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.mock-search {
  height: 40px;
  background: rgba(255,255,255,0.06);
  border-radius: 12px;
}
.mock-cards .mock-card {
  flex: 1;
  min-height: 60px;
  background: rgba(255,255,255,0.05);
  border-radius: 12px;
}
.mock-detail .mock-image {
  height: 120px;
  background: linear-gradient(135deg, rgba(168,85,247,0.2), rgba(34,211,238,0.2));
  border-radius: 12px;
}
.mock-detail .mock-prompt {
  height: 40px;
  background: rgba(255,255,255,0.06);
  border-radius: 8px;
}
.mock-detail .mock-copy-btn {
  height: 44px;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
  border-radius: 12px;
  opacity: 0.9;
}
@keyframes float {
  0%, 100% { transform: translateX(calc(-50% - 80px)) translateY(0); }
  50% { transform: translateX(calc(-50% - 80px)) translateY(-12px); }
}
.phone-mockup-2 {
  animation: float2 6s ease-in-out infinite 1s;
}
@keyframes float2 {
  0%, 100% { transform: translateX(calc(-50% + 80px)) translateY(40px); }
  50% { transform: translateX(calc(-50% + 80px)) translateY(28px); }
}

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

/* ===== Sections ===== */
.section {
  padding: 100px 0;
  position: relative;
  z-index: 1;
}
.section-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--neon-cyan);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  margin: 0 0 16px;
}
.section-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 0 48px;
}

/* ===== App Preview ===== */
.app-preview .section-subtitle {
  margin-bottom: 64px;
}
.preview-screens {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  align-items: start;
}
@media (max-width: 900px) {
  .preview-screens {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin: 0 auto;
  }
}
.preview-card {
  text-align: center;
}
.preview-phone {
  display: flex;
  justify-content: center;
  margin-bottom: 16px;
}
.preview-phone .phone-frame {
  width: 200px;
  box-shadow: 0 20px 40px -15px rgba(0,0,0,0.4), 0 0 40px -15px var(--glow-purple);
}
/* Mockup variant: no extra frame or glow — just the screenshot */
.preview-phone .phone-frame.phone-frame-mockup,
.hero-mockups .phone-frame.phone-frame-mockup {
  padding: 0;
  background: transparent;
  border-radius: 24px;
  box-shadow: 0 16px 40px -12px rgba(0, 0, 0, 0.45);
  border: none;
}
.hero-mockups .phone-frame.phone-frame-mockup {
  box-shadow: 0 24px 48px -16px rgba(0, 0, 0, 0.5);
}
.phone-frame-mockup .phone-screen {
  padding: 0;
  border-radius: 24px;
}
.preview-mockup-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
  border-radius: 24px;
}
.preview-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin: 0;
}
.mock-chips {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.mock-chips span {
  width: 56px;
  height: 28px;
  background: rgba(255,255,255,0.06);
  border-radius: 999px;
}
.mock-card-image {
  height: 80px;
  background: linear-gradient(135deg, rgba(168,85,247,0.15), rgba(34,211,238,0.15));
  border-radius: 10px;
  margin-bottom: 8px;
}
.mock-card-title {
  height: 14px;
  background: rgba(255,255,255,0.06);
  border-radius: 4px;
  width: 70%;
}
.mock-detail .mock-image.large {
  height: 140px;
}
.mock-detail .mock-prompt.multi {
  height: 48px;
}
.mock-stats {
  display: flex;
  gap: 16px;
}
.mock-stats span {
  width: 48px;
  height: 20px;
  background: rgba(255,255,255,0.06);
  border-radius: 4px;
}
.mock-settings .mock-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-cyan));
  margin: 0 auto 24px;
}
.mock-settings .mock-menu {
  height: 40px;
  background: rgba(255,255,255,0.06);
  border-radius: 10px;
  margin-bottom: 8px;
}

/* ===== Features ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}
.glass {
  background: var(--surface);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.glass:hover {
  border-color: rgba(34, 211, 238, 0.2);
  box-shadow: 0 0 40px -15px var(--glow-cyan);
}
.feature-card {
  padding: 32px;
}
.feature-icon {
  font-size: 2rem;
  margin-bottom: 16px;
}
.feature-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin: 0 0 8px;
}
.feature-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  margin: 0;
}

/* ===== Gallery ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 700px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
}
.gallery-image {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transition: transform 0.4s ease;
}
.gallery-item:hover .gallery-image {
  transform: scale(1.05);
}
.gallery-tag {
  position: absolute;
  bottom: 16px;
  left: 16px;
  padding: 6px 12px;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(8px);
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--neon-cyan);
}
.gallery-1 { background: linear-gradient(135deg, #1e1b4b 0%, #312e81 50%, #0f172a 100%); }
.gallery-2 { background: linear-gradient(135deg, #0c4a6e 0%, #0369a1 50%, #0f172a 100%); }
.gallery-3 { background: linear-gradient(135deg, #451a03 0%, #9a3412 50%, #1c1917 100%); }
.gallery-4 { background: linear-gradient(135deg, #1c1917 0%, #44403c 50%, #292524 100%); }
.gallery-5 { background: linear-gradient(135deg, #4c1d95 0%, #7e22ce 50%, #581c87 100%); }
.gallery-6 { background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #334155 100%); }

/* ===== CTA ===== */
.cta {
  padding: 120px 0;
}
.cta-container {
  position: relative;
  text-align: center;
  padding: 80px 24px;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.cta-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(168,85,247,0.15), rgba(34,211,238,0.1), rgba(59,130,246,0.1));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: inherit;
}
.cta-title {
  position: relative;
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  margin: 0 0 12px;
}
.cta-subtitle {
  position: relative;
  color: var(--text-muted);
  margin: 0 0 32px;
}
.cta .btn-primary {
  position: relative;
}

/* ===== Footer ===== */
.site-footer {
  padding: 48px 0;
  border-top: 1px solid var(--border);
  position: relative;
  z-index: 1;
}
.footer-inner {
  text-align: center;
}
.footer-inner .logo {
  justify-content: center;
  margin-bottom: 8px;
}
.footer-tagline {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin: 0 0 8px;
}
.footer-copy {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin: 0;
}
.footer-copy .footer-link {
  color: var(--neon-cyan);
  text-decoration: none;
  margin-left: 0.5em;
}
.footer-copy .footer-link:hover {
  text-decoration: underline;
}

/* ===== Responsive & mobile ===== */
/* Section scroll-in */
.section {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.section.in-view {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 768px) {
  .nav {
    display: none;
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    padding: 24px;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    gap: 16px;
  }
  .site-header.menu-open .nav {
    display: flex;
  }
  .menu-btn {
    display: flex;
  }
  .hero-mockups {
    height: 320px;
  }
  .phone-mockup {
    width: 160px;
  }
  .phone-mockup-1 {
    transform: translateX(calc(-50% - 50px));
  }
  .phone-mockup-2 {
    transform: translateX(calc(-50% + 50px));
  }
  @keyframes float2 {
    0%, 100% { transform: translateX(calc(-50% + 50px)) translateY(40px); }
    50% { transform: translateX(calc(-50% + 50px)) translateY(28px); }
  }
}