:root {
  --bg: #0A0A0F;
  --surface: #111118;
  --surface2: #18181F;
  --border: rgba(255,255,255,0.08);
  --accent: #F97316;
  --accent-dim: rgba(249,115,22,0.12);
  --text: #FAFAFA;
  --text-muted: #71717A;
  --text-dim: #A1A1AA;
}

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

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* NAV */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 40px;
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.02em;
  color: var(--text);
  text-decoration: none;
}
.nav-links {
  display: flex;
  gap: 32px;
}
.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 400;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

/* HERO */
.hero {
  position: relative;
  padding: 140px 40px 100px;
  overflow: hidden;
}
.hero-bg-glow {
  position: absolute;
  bottom: -120px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(249,115,22,0.08) 0%, transparent 70%);
  pointer-events: none;
}
.hero-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--accent-dim);
  border: 1px solid rgba(249,115,22,0.25);
  border-radius: 999px;
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 500;
  letter-spacing: 0.01em;
  margin-bottom: 28px;
}
.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}
.hero-headline {
  font-family: 'Sora', sans-serif;
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 1.1rem;
  line-height: 1.6;
  color: var(--text-dim);
  max-width: 460px;
  margin-bottom: 40px;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}
.stat { display: flex; flex-direction: column; gap: 2px; }
.stat-num {
  font-family: 'Sora', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.stat-sep {
  width: 1px;
  height: 36px;
  background: var(--border);
}

/* CHAT WIDGET */
.chat-widget {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.04) inset;
  font-size: 0.85rem;
}
.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: var(--surface2);
  border-bottom: 1px solid var(--border);
}
.chat-dots { display: flex; gap: 5px; }
.chat-dots span {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--text-muted);
}
.chat-dots span:nth-child(1) { background: #FF5F57; }
.chat-dots span:nth-child(2) { background: #FFBD2E; }
.chat-dots span:nth-child(3) { background: #28CA42; }
.chat-title {
  font-family: 'Sora', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-dim);
}
.chat-body {
  padding: 20px 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-height: 280px;
}
.msg {
  max-width: 80%;
  padding: 10px 14px;
  border-radius: 14px;
  line-height: 1.5;
  animation: msg-in 0.3s ease;
}
@keyframes msg-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}
.msg-ai {
  align-self: flex-start;
  background: var(--surface2);
  border: 1px solid var(--border);
  color: var(--text);
  border-bottom-left-radius: 4px;
}
.msg-user {
  align-self: flex-end;
  background: var(--accent);
  color: white;
  border-bottom-right-radius: 4px;
}
.chat-typing {
  align-self: flex-start;
  display: flex;
  gap: 4px;
  padding: 4px 2px;
}
.chat-typing span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--text-muted);
  animation: typing-bounce 1.2s infinite;
}
.chat-typing span:nth-child(2) { animation-delay: 0.2s; }
.chat-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes typing-bounce {
  0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
  30% { transform: translateY(-5px); opacity: 1; }
}
.chat-input-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  border-top: 1px solid var(--border);
  background: var(--surface);
}
.chat-input-placeholder {
  flex: 1;
  color: var(--text-muted);
  font-size: 0.82rem;
  cursor: text;
}
.chat-send {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.chat-badge-row {
  display: flex;
  gap: 8px;
  padding: 10px 16px 14px;
  background: var(--surface);
  border-top: 1px solid var(--border);
}
.chat-badge {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  color: var(--text-muted);
  background: var(--surface2);
  padding: 3px 8px;
  border-radius: 999px;
  border: 1px solid var(--border);
}

/* FEATURES */
.features {
  padding: 100px 40px;
  background: var(--surface);
  border-top: 1px solid var(--border);
}
.features-inner { max-width: 1200px; margin: 0 auto; }
.features-header { text-align: center; margin-bottom: 60px; }
.features-eyebrow {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
  font-weight: 600;
}
.features-title {
  font-family: 'Sora', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text);
  margin-bottom: 16px;
}
.features-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 40px;
}
.feature-card {
  background: var(--surface);
  padding: 36px 28px;
  transition: background 0.2s;
}
.feature-card:hover { background: var(--surface2); }
.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: var(--accent-dim);
  border: 1px solid rgba(249,115,22,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  margin-bottom: 20px;
}
.feature-title {
  font-family: 'Sora', sans-serif;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.feature-desc {
  font-size: 0.88rem;
  color: var(--text-dim);
  line-height: 1.6;
}
.features-bottom {
  display: flex;
  justify-content: center;
}
.tech-stack {
  display: flex;
  align-items: center;
  gap: 12px;
}
.stack-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.stack-chips { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  padding: 4px 12px;
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.78rem;
  color: var(--text-dim);
  font-family: 'DM Mono', monospace;
}

/* PRICING */
.pricing {
  padding: 100px 40px;
  background: var(--bg);
}
.pricing-inner { max-width: 1200px; margin: 0 auto; }
.pricing-header { text-align: center; margin-bottom: 60px; }
.pricing-eyebrow {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 16px;
  font-weight: 600;
}
.pricing-title {
  font-family: 'Sora', sans-serif;
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text);
  margin-bottom: 16px;
}
.pricing-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.price-card {
  border-radius: 20px;
  border: 1px solid var(--border);
  background: var(--surface);
  transition: transform 0.2s, border-color 0.2s;
}
.price-card:hover { transform: translateY(-4px); }
.price-card.featured {
  border-color: rgba(249,115,22,0.4);
  background: var(--surface2);
}
.price-card-inner { padding: 32px; }
.price-tier {
  font-family: 'Sora', sans-serif;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 16px;
}
.price-amount {
  font-family: 'Sora', sans-serif;
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 6px;
}
.price-period {
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--text-muted);
}
.price-note {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}
.price-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}
.price-features li {
  font-size: 0.88rem;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 8px;
}
.price-features li::before {
  content: '';
  width: 16px;
  height: 16px;
  background: var(--accent-dim);
  border-radius: 50%;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='10' viewBox='0 0 10 10' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M2 5L4 7L8 3' stroke='%23F97316' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}
.price-deliverable {
  font-size: 0.8rem;
  color: var(--text-muted);
  padding-top: 20px;
  border-top: 1px solid var(--border);
}
.pricing-footnote {
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* CLOSER */
.closer {
  padding: 100px 40px;
  background: var(--surface);
  border-top: 1px solid var(--border);
}
.closer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.closer-img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  border-radius: 20px;
  border: 1px solid var(--border);
}
.closer-headline {
  font-family: 'Sora', sans-serif;
  font-size: clamp(1.6rem, 2.5vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--text);
  margin-bottom: 20px;
  line-height: 1.2;
}
.closer-body {
  font-size: 1rem;
  color: var(--text-dim);
  line-height: 1.7;
  margin-bottom: 16px;
}

/* FOOTER */
.footer {
  padding: 48px 40px;
  border-top: 1px solid var(--border);
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Sora', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text);
}
.footer-tagline {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-left { text-align: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-stats { justify-content: center; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; }
  .closer-inner { grid-template-columns: 1fr; gap: 40px; }
  .closer-visual { order: 2; }
}
@media (max-width: 600px) {
  .hero { padding: 120px 20px 80px; }
  .features, .pricing, .closer { padding: 80px 20px; }
  .features-grid { grid-template-columns: 1fr; }
  .nav { padding: 0 20px; }
  .nav-links { display: none; }
}