/* ============================================================
   AIDazzleTech — Marketing Site Styles
   ============================================================ */

:root {
  --bg:           #080a10;
  --surface:      #0e1018;
  --surface2:     #131724;
  --border:       rgba(255,255,255,0.07);
  --border-hover: rgba(90,109,255,0.4);
  --accent:       #5A6DFF;
  --accent2:      #9B6CFF;
  --accent-glow:  rgba(90,109,255,0.2);
  --accent2-glow: rgba(155,108,255,0.15);
  --text:         #f0f2f8;
  --text-muted:   #8b92a8;
  --text-subtle:  #50586a;
  --nav-bg:       rgba(8,10,16,0.88);
  --grid-color:   rgba(90,109,255,0.04);
}

/* ─── Reset ─────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

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

/* dot grid */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--grid-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: 0;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── Typography helpers ─────────────────────────────────── */
.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: clamp(1.9rem, 3.5vw, 2.7rem);
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--text);
  margin-bottom: 16px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(90,109,255,0.08);
  border: 1px solid rgba(90,109,255,0.2);
  border-radius: 100px;
  padding: 5px 14px;
  font-size: 0.7rem;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 20px;
}

.section-badge-dot {
  width: 5px;
  height: 5px;
  background: var(--accent);
  border-radius: 50%;
}

.section-sub {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.7;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

section { position: relative; z-index: 1; }

/* ─── Buttons ────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 10px;
  padding: 11px 22px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  letter-spacing: -0.01em;
  white-space: nowrap;
  line-height: 1;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
}

.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
  box-shadow: 0 8px 28px rgba(90,109,255,0.4);
}

.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
}

.btn-ghost:hover {
  border-color: rgba(90,109,255,0.5);
  color: var(--accent);
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
  border-radius: 12px;
}

.btn-block {
  display: flex;
  width: 100%;
  justify-content: center;
}

/* ─── Nav ────────────────────────────────────────────────── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: 68px;
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
}

.logo-mark {
  width: 28px;
  height: 32px;
  flex-shrink: 0;
}

.logo-name {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.logo-dazzle {
  background: linear-gradient(90deg, #5A6DFF, #7C5BFF, #B847FF);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

.nav-cta { display: flex; align-items: center; gap: 12px; }

/* hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-muted);
  border-radius: 2px;
  transition: all 0.3s;
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* mobile nav drawer */
.mobile-nav {
  position: fixed;
  top: 68px;
  left: 0; right: 0;
  z-index: 99;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 20px 24px 24px;
  transform: translateY(-100%);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.mobile-nav.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}

.mobile-nav ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 16px;
}

.mobile-nav a {
  display: block;
  padding: 10px 0;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  transition: color 0.2s;
}

.mobile-nav a:hover { color: var(--text); }

/* ─── Hero ───────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 128px 24px 96px;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  top: -180px;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 900px;
  background: radial-gradient(circle,
    rgba(90,109,255,0.09) 0%,
    rgba(155,108,255,0.05) 40%,
    transparent 70%);
  pointer-events: none;
}

.hero-inner {
  max-width: 700px;
  width: 100%;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(155,108,255,0.08);
  border: 1px solid rgba(155,108,255,0.25);
  border-radius: 100px;
  padding: 6px 16px;
  font-size: 0.7rem;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.12em;
  color: var(--accent2);
  margin-bottom: 32px;
  animation: fadeUp 0.6s ease both;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent2);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 800;
  font-size: clamp(2.8rem, 6.5vw, 4.8rem);
  line-height: 1.04;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 24px;
  animation: fadeUp 0.6s 0.1s ease both;
}

.hero-sub {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  color: var(--text-muted);
  max-width: 520px;
  margin: 0 auto 48px;
  line-height: 1.75;
  animation: fadeUp 0.6s 0.2s ease both;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  animation: fadeUp 0.6s 0.3s ease both;
  margin-bottom: 20px;
}

.hero-note {
  font-size: 0.78rem;
  color: var(--text-subtle);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.05em;
  animation: fadeUp 0.6s 0.4s ease both;
}

.hero-note .ok { color: var(--accent); margin-right: 4px; }

/* ─── Features ───────────────────────────────────────────── */
.features { padding: 120px 0; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px 26px;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}

.feature-card:hover {
  border-color: rgba(90,109,255,0.35);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.ic-blue   { background: rgba(90,109,255,0.12); }
.ic-purple { background: rgba(155,108,255,0.12); }
.ic-green  { background: rgba(34,197,94,0.12); }
.ic-amber  { background: rgba(251,191,36,0.12); }
.ic-red    { background: rgba(239,68,68,0.12); }
.ic-cyan   { background: rgba(6,182,212,0.12); }

.feature-title {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
}

.feature-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ─── How it works ───────────────────────────────────────── */
.how-it-works { padding: 0 0 120px; }

.how-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.steps { display: flex; flex-direction: column; }

.step {
  display: flex;
  gap: 20px;
  padding-bottom: 40px;
  position: relative;
}

.step:last-of-type { padding-bottom: 0; }

.step:not(:last-of-type)::after {
  content: '';
  position: absolute;
  left: 19px;
  top: 42px;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, rgba(90,109,255,0.4), transparent);
}

.step-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 2px solid rgba(90,109,255,0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--accent);
  flex-shrink: 0;
  background: var(--bg);
  position: relative;
  z-index: 1;
}

.step-body { padding-top: 8px; }

.step-title {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.01em;
  margin-bottom: 6px;
}

.step-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* AI chat card */
.ai-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 0;
  overflow: hidden;
  position: sticky;
  top: 88px;
}

.ai-card-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.02);
}

.ai-avatar {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.ai-name {
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: -0.01em;
}

.ai-role {
  font-size: 0.7rem;
  color: var(--text-subtle);
  font-family: 'JetBrains Mono', monospace;
}

.ai-online {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.68rem;
  color: #22c55e;
  font-family: 'JetBrains Mono', monospace;
}

.ai-online::before {
  content: '';
  width: 6px;
  height: 6px;
  background: #22c55e;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.ai-chat {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.bubble {
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 0.84rem;
  line-height: 1.55;
}

.bubble-user {
  background: rgba(90,109,255,0.08);
  border: 1px solid rgba(90,109,255,0.15);
  margin-left: 32px;
  color: var(--text-muted);
}

.bubble-ai {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  margin-right: 32px;
}

.bubble-ai strong { color: var(--accent); }

.bubble-typing {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 12px 14px;
  margin-right: 32px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.typing-dot {
  width: 5px;
  height: 5px;
  background: var(--accent2);
  border-radius: 50%;
  animation: typing 1.4s infinite;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

/* ─── Senior callout ─────────────────────────────────────── */
.senior { padding: 0 0 120px; }

.senior-card {
  background: linear-gradient(135deg,
    rgba(90,109,255,0.06) 0%,
    rgba(155,108,255,0.06) 100%);
  border: 1px solid rgba(90,109,255,0.18);
  border-radius: 24px;
  padding: 72px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.senior-card::before,
.senior-card::after {
  content: '';
  position: absolute;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  pointer-events: none;
}

.senior-card::before {
  top: -100px;
  right: -80px;
  background: radial-gradient(circle, rgba(90,109,255,0.12) 0%, transparent 70%);
}

.senior-card::after {
  bottom: -100px;
  left: -80px;
  background: radial-gradient(circle, rgba(155,108,255,0.12) 0%, transparent 70%);
}

.senior-emoji {
  font-size: 3.2rem;
  margin-bottom: 20px;
  display: block;
  position: relative;
  z-index: 1;
}

.senior-card h2 {
  font-size: clamp(1.9rem, 3.5vw, 2.9rem);
  margin-bottom: 14px;
  position: relative;
  z-index: 1;
}

.senior-card .section-sub {
  margin-bottom: 44px;
  position: relative;
  z-index: 1;
}

.senior-tags {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

.senior-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 100px;
  padding: 8px 18px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ─── Pricing ────────────────────────────────────────────── */
.pricing { padding: 0 0 120px; }

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

.plan {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 32px;
  position: relative;
  transition: border-color 0.3s, transform 0.2s;
}

.plan:hover { transform: translateY(-4px); }

.plan.popular {
  border-color: rgba(90,109,255,0.5);
  transform: translateY(-6px);
}

.plan.popular:hover { transform: translateY(-10px); }

.popular-pill {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 100px;
  padding: 4px 16px;
  font-size: 0.68rem;
  font-family: 'JetBrains Mono', monospace;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.1em;
  white-space: nowrap;
}

.plan-label {
  font-size: 0.72rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-subtle);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 6px;
}

.plan-amount {
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1;
}

.plan-period {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.plan-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.55;
  min-height: 2.5em;
}

.plan-divider {
  height: 1px;
  background: var(--border);
  margin-bottom: 24px;
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 11px;
  margin-bottom: 32px;
}

.plan-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.chk { color: var(--accent); flex-shrink: 0; margin-top: 1px; font-size: 0.9rem; }
.chk2 { color: var(--accent2); flex-shrink: 0; margin-top: 1px; font-size: 0.9rem; }

/* ─── Final CTA ──────────────────────────────────────────── */
.final-cta { padding: 0 0 120px; }

.cta-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 88px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  top: -80px;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 500px;
  background: radial-gradient(ellipse, rgba(90,109,255,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.cta-card h2 {
  font-size: clamp(2.1rem, 4.5vw, 3.2rem);
  margin-bottom: 16px;
  position: relative;
}

.cta-card .section-sub {
  margin-bottom: 44px;
  position: relative;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  position: relative;
  margin-bottom: 16px;
}

.cta-note {
  font-size: 0.78rem;
  color: var(--text-subtle);
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.04em;
  position: relative;
}

/* ─── Footer ─────────────────────────────────────────────── */
footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 56px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 56px;
}

.footer-brand .logo { margin-bottom: 14px; display: inline-flex; }

.footer-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 20px;
  max-width: 220px;
}

.footer-socials {
  display: flex;
  gap: 8px;
}

.social-link {
  width: 34px;
  height: 34px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  text-decoration: none;
  color: var(--text-muted);
  transition: border-color 0.2s, color 0.2s;
}

.social-link:hover { border-color: var(--accent); color: var(--accent); }

.footer-col-title {
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-subtle);
  font-family: 'JetBrains Mono', monospace;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s;
}

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

.footer-bottom {
  padding-top: 28px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.76rem;
  color: var(--text-subtle);
  font-family: 'JetBrains Mono', monospace;
}

/* ─── Animations ─────────────────────────────────────────── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.8); }
}

@keyframes typing {
  0%, 60%, 100% { opacity: 0.3; transform: scale(0.8); }
  30%            { opacity: 1;   transform: scale(1); }
}

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 900px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }

  .how-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .ai-card { position: static; }

  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }

  .plan.popular { transform: none; }
  .plan.popular:hover { transform: translateY(-4px); }

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

@media (max-width: 640px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }

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

  .senior-card { padding: 48px 24px; }

  .cta-card { padding: 56px 20px; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }

  .footer-bottom {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }
}