:root {
  --bg: #0a0a0f;
  --bg-alt: #111118;
  --fg: #e8e8ed;
  --fg-muted: #8a8a9a;
  --accent: #22d67a;
  --accent-glow: rgba(34, 214, 122, 0.15);
  --accent-dim: #1aad62;
  --border: rgba(255,255,255,0.06);
  --card-bg: #15151d;
  --radius: 12px;
  --max-w: 1100px;
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', -apple-system, sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

/* HERO */
.hero {
  min-height: 85vh;
  display: flex;
  align-items: center;
  padding: 120px 24px 80px;
  background: 
    radial-gradient(ellipse 60% 50% at 50% 0%, var(--accent-glow) 0%, transparent 70%),
    var(--bg);
}

.hero-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  width: 100%;
}

.hero-badge {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid rgba(34, 214, 122, 0.3);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.hero h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
  color: #fff;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 1.15rem;
  color: var(--fg-muted);
  max-width: 620px;
  line-height: 1.7;
  margin-bottom: 56px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 680px;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.4;
}

/* PROBLEM */
.problem {
  padding: 100px 24px;
  background: var(--bg-alt);
}

.problem-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.problem h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  color: #fff;
  margin-bottom: 56px;
  max-width: 600px;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.problem-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}

.problem-icon {
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.problem-card h3 {
  font-size: 1.15rem;
  color: #fff;
  margin-bottom: 10px;
}

.problem-card p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* FEATURES */
.features {
  padding: 100px 24px;
  background: var(--bg);
}

.features-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.features h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  color: #fff;
  margin-bottom: 64px;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.feature-item {
  display: flex;
  gap: 32px;
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
  align-items: flex-start;
}

.feature-item:first-child {
  border-top: 1px solid var(--border);
}

.feature-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 3rem;
  font-weight: 700;
  color: rgba(34, 214, 122, 0.2);
  line-height: 1;
  flex-shrink: 0;
  width: 80px;
}

.feature-content h3 {
  font-size: 1.3rem;
  color: #fff;
  margin-bottom: 10px;
}

.feature-content p {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.65;
  max-width: 560px;
}

/* HOW */
.how {
  padding: 100px 24px;
  background: var(--bg-alt);
}

.how-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.how h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  color: #fff;
  margin-bottom: 56px;
  max-width: 620px;
}

.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.how-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}

.how-step {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 16px;
}

.how-card p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* CLOSING */
.closing {
  padding: 120px 24px;
  background: 
    radial-gradient(ellipse 50% 60% at 50% 100%, var(--accent-glow) 0%, transparent 70%),
    var(--bg);
  text-align: center;
}

.closing-inner {
  max-width: 760px;
  margin: 0 auto;
}

.closing h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: #fff;
  margin-bottom: 24px;
  line-height: 1.3;
}

.closing-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* FOOTER */
.site-footer {
  padding: 48px 24px;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 8px;
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero { min-height: auto; padding: 80px 20px 60px; }
  .hero-stats { grid-template-columns: 1fr; gap: 20px; }
  .problem-grid { grid-template-columns: 1fr; }
  .how-grid { grid-template-columns: 1fr; }
  .feature-item { flex-direction: column; gap: 12px; }
  .feature-number { font-size: 2rem; width: auto; }
  .problem, .features, .how, .closing { padding: 64px 20px; }
}
/* =========================================
   NAV
   ========================================= */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  color: #fff;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 0.9rem;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.15s;
}
.nav-link:hover { color: var(--fg); }

.nav-cta {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  border: 1px solid rgba(34, 214, 122, 0.35);
  padding: 8px 18px;
  border-radius: 8px;
  transition: background 0.15s, border-color 0.15s;
}
.nav-cta:hover {
  background: var(--accent-glow);
  border-color: var(--accent);
}

/* =========================================
   BUTTONS
   ========================================= */
.btn-primary {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  background: var(--accent);
  color: #000;
  padding: 14px 28px;
  border-radius: 10px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  letter-spacing: -0.01em;
}
.btn-primary:hover { background: #27ee8a; transform: translateY(-1px); }
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; transform: none; }

.btn-outline {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  background: transparent;
  color: var(--fg);
  padding: 13px 28px;
  border-radius: 10px;
  text-decoration: none;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}
.btn-outline:hover { border-color: rgba(255,255,255,0.2); color: #fff; }

.btn-full { width: 100%; text-align: center; }

/* =========================================
   HERO CTAs
   ========================================= */
.hero-ctas {
  display: flex;
  gap: 16px;
  margin-bottom: 56px;
  flex-wrap: wrap;
}

.closing-ctas {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-top: 40px;
  flex-wrap: wrap;
}

/* =========================================
   PAGE HERO (inner pages)
   ========================================= */
.page-hero {
  padding: 80px 24px 64px;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, var(--accent-glow) 0%, transparent 70%),
    var(--bg);
  text-align: center;
}

.page-hero-inner {
  max-width: 720px;
  margin: 0 auto;
}

.page-hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  color: #fff;
  margin-bottom: 20px;
}

.page-hero-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* =========================================
   DEMO PAGE
   ========================================= */
.demo-section {
  padding: 60px 24px 80px;
  background: var(--bg-alt);
}

.demo-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

/* Form */
.demo-form-wrap {
  position: sticky;
  top: 88px;
}

.demo-form {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--fg-muted);
  font-family: 'Space Grotesk', sans-serif;
}

.form-group input,
.form-group select {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  color: var(--fg);
  font-size: 1rem;
  font-family: 'DM Sans', sans-serif;
  outline: none;
  transition: border-color 0.15s;
  appearance: none;
}

.form-group select {
  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='%238a8a9a' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}

.form-group input:focus,
.form-group select:focus {
  border-color: rgba(34, 214, 122, 0.5);
}

.demo-disclaimer {
  margin-top: 16px;
  font-size: 0.8rem;
  color: var(--fg-muted);
  text-align: center;
}

/* Phone shell */
.demo-phone-wrap {
  flex-direction: column;
  align-items: center;
  gap: 32px;
}

.phone-shell {
  width: 320px;
  background: #1a1a24;
  border: 2px solid rgba(255,255,255,0.1);
  border-radius: 44px;
  padding: 16px;
  box-shadow:
    0 0 0 8px #111118,
    0 0 0 9px rgba(255,255,255,0.05),
    0 32px 64px rgba(0,0,0,0.5);
}

.phone-notch {
  width: 80px;
  height: 28px;
  background: #111118;
  border-radius: 20px;
  margin: 0 auto 8px;
}

.phone-screen {
  background: #0d0d16;
  border-radius: 32px;
  min-height: 480px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.phone-header {
  background: rgba(255,255,255,0.04);
  border-bottom: 1px solid var(--border);
  padding: 16px 20px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.phone-contact {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
}

.phone-status {
  font-size: 0.7rem;
  color: var(--accent);
}

.chat-feed {
  flex: 1;
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  overflow-y: auto;
  max-height: 420px;
  scroll-behavior: smooth;
}

.chat-event {
  text-align: center;
  font-size: 0.72rem;
  color: var(--fg-muted);
  background: rgba(255,255,255,0.04);
  border-radius: 20px;
  padding: 4px 12px;
  align-self: center;
}

.chat-bubble {
  max-width: 78%;
  padding: 10px 14px;
  border-radius: 18px;
  font-size: 0.85rem;
  line-height: 1.5;
  word-wrap: break-word;
  animation: bubbleIn 0.25s ease;
}

@keyframes bubbleIn {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.chat-bubble.bot {
  background: #22d67a;
  color: #000;
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.chat-bubble.customer {
  background: rgba(255,255,255,0.1);
  color: var(--fg);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.chat-bubble.typing-indicator {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 12px 16px;
  width: fit-content;
}

.typing-indicator span {
  display: block;
  width: 6px;
  height: 6px;
  background: rgba(0,0,0,0.5);
  border-radius: 50%;
  animation: typingBounce 1.2s infinite;
}
.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); }
  30% { transform: translateY(-4px); }
}

/* Demo result */
.demo-result-wrap {
  width: 320px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  animation: bubbleIn 0.3s ease;
}

.demo-result {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(34, 214, 122, 0.1);
  border: 1px solid rgba(34, 214, 122, 0.3);
  border-radius: 12px;
  padding: 16px 20px;
}

.result-icon { font-size: 1.4rem; }

.result-text {
  font-size: 0.9rem;
  color: var(--fg);
  line-height: 1.45;
}

.demo-after {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  text-align: center;
}

.demo-after p {
  font-size: 0.9rem;
  color: var(--fg-muted);
}

.btn-reset {
  width: 320px;
  text-align: center;
  font-size: 0.875rem;
}

/* Why section */
.why-demo {
  padding: 80px 24px;
  background: var(--bg);
}

.why-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.why-inner h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: #fff;
  margin-bottom: 48px;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.why-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}

.why-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}

.why-card h3 {
  font-size: 1rem;
  color: #fff;
  margin-bottom: 10px;
}

.why-card p {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* =========================================
   SERVICES PAGE
   ========================================= */
.services-section {
  padding: 80px 24px;
  background: var(--bg-alt);
}

.services-inner,
.pricing-inner,
.compare-inner,
.faq-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}

.services-inner h2,
.pricing-inner h2,
.compare-inner h2,
.faq-inner h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  color: #fff;
  margin-bottom: 12px;
}

.section-sub {
  font-size: 1rem;
  color: var(--fg-muted);
  margin-bottom: 48px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.service-icon {
  font-size: 2rem;
}

.service-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.service-card h3 {
  font-size: 1.2rem;
  color: #fff;
  margin: 0;
}

.service-card > p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

.service-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 4px;
}

.service-bullets li {
  font-size: 0.875rem;
  color: var(--fg-muted);
}

.service-bullets li::before {
  content: '→ ';
  color: var(--accent);
  font-weight: 600;
}

/* =========================================
   PRICING
   ========================================= */
.pricing-section {
  padding: 80px 24px;
  background: var(--bg);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.pricing-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
}

.pricing-card.featured {
  border-color: rgba(34, 214, 122, 0.4);
  background: linear-gradient(180deg, rgba(34,214,122,0.06) 0%, var(--card-bg) 60%);
}

.featured-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #000;
  background: var(--accent);
  padding: 4px 14px;
  border-radius: 100px;
  white-space: nowrap;
}

.plan-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.plan-price {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  line-height: 1;
}

.price-dollar {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
  align-self: flex-start;
  padding-top: 8px;
}

.price-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 3.2rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.03em;
}

.price-mo {
  font-size: 1rem;
  color: var(--fg-muted);
  margin-bottom: 6px;
}

.plan-tagline {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.55;
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.plan-features li {
  font-size: 0.9rem;
  line-height: 1.4;
}

.plan-features .included {
  color: var(--fg);
}

.plan-features .not-included {
  color: var(--fg-muted);
  opacity: 0.5;
}

.pricing-note {
  text-align: center;
  font-size: 0.875rem;
  color: var(--fg-muted);
}

/* =========================================
   COMPARE TABLE
   ========================================= */
.compare-section {
  padding: 80px 24px;
  background: var(--bg-alt);
}

.compare-table-wrap {
  overflow-x: auto;
  margin-top: 40px;
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.compare-table th,
.compare-table td {
  padding: 14px 20px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

.compare-table th:first-child,
.compare-table td:first-child {
  text-align: left;
  color: var(--fg-muted);
  font-weight: 400;
}

.compare-table th {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--fg-muted);
  padding-bottom: 16px;
}

.compare-table .featured-col {
  background: rgba(34, 214, 122, 0.05);
  color: var(--accent);
}

.compare-table th.featured-col {
  color: var(--accent);
}

.compare-table .price-row td {
  padding-top: 20px;
  font-size: 1rem;
  color: #fff;
}

/* =========================================
   FAQ
   ========================================= */
.faq-section {
  padding: 80px 24px;
  background: var(--bg);
}

.faq-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px 48px;
  margin-top: 48px;
}

.faq-item h3 {
  font-size: 1rem;
  color: #fff;
  margin-bottom: 10px;
}

.faq-item p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* =========================================
   RESPONSIVE (additions)
   ========================================= */
@media (max-width: 900px) {
  .demo-inner { grid-template-columns: 1fr; gap: 40px; }
  .demo-form-wrap { position: static; }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .faq-list { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .nav-links { gap: 12px; }
  .why-grid { grid-template-columns: 1fr; }
  .phone-shell { width: 100%; max-width: 320px; }
  .demo-result-wrap, .btn-reset { width: 100%; max-width: 320px; }
  .hero-ctas { flex-direction: column; }
  .closing-ctas { flex-direction: column; align-items: center; }
}