/* ── Variables ──────────────────────────────────────────────────────────────── */
:root {
  --primary: #4361EE;
  --primary-dark: #3451D1;
  --accent: #F7931E;
  --green: #2DC653;
  --purple: #7B2FBE;
  --text: #1A1D3A;
  --text-muted: #6B7280;
  --bg: #FAFBFF;
  --surface: #FFFFFF;
  --border: #E8EAF6;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 4px 24px rgba(67, 97, 238, 0.08);
  --shadow-lg: 0 12px 48px rgba(67, 97, 238, 0.16);
}

/* ── Reset ──────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { font-family: "Inter", system-ui, -apple-system, sans-serif; background: var(--bg); color: var(--text); line-height: 1.6; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── Typography ─────────────────────────────────────────────────────────────── */
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); font-weight: 800; line-height: 1.15; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.4rem); font-weight: 700; line-height: 1.25; letter-spacing: -0.01em; }
h3 { font-size: 1.2rem; font-weight: 600; line-height: 1.4; }
p  { color: var(--text-muted); line-height: 1.75; }

/* ── Layout ─────────────────────────────────────────────────────────────────── */
.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }
section { padding: 96px 0; }

/* ── Buttons ─────────────────────────────────────────────────────────────────── */
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; border-radius: 12px; font-size: 1rem; font-weight: 600; cursor: pointer; transition: all 0.2s ease; border: none; }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 16px rgba(67, 97, 238, 0.35); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 6px 24px rgba(67, 97, 238, 0.45); }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-1px); }
.btn-white { background: #fff; color: var(--primary); }
.btn-white:hover { background: #F0F3FF; transform: translateY(-1px); }

/* ── Nav ─────────────────────────────────────────────────────────────────────── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 251, 255, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 18px 24px; max-width: 1140px; margin: 0 auto; }
.nav-logo { display: flex; align-items: center; gap: 12px; }
.nav-logo-icon { width: 40px; height: 40px; background: var(--primary); border-radius: 12px; display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; font-size: 1.25rem; }
.nav-logo-text { font-weight: 700; font-size: 1.1rem; color: var(--text); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { font-size: 0.95rem; font-weight: 500; color: var(--text-muted); transition: color 0.15s; }
.nav-links a:hover { color: var(--primary); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: all 0.3s; }

/* ── Hero ─────────────────────────────────────────────────────────────────────── */
.hero {
  padding: 96px 0 80px;
  background: linear-gradient(135deg, #EEF1FF 0%, #F3F0FF 50%, #FFF5EC 100%);
  overflow: hidden;
  position: relative;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 50% at 70% 50%, rgba(67, 97, 238, 0.06) 0%, transparent 70%);
}
.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; position: relative; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: #fff; border: 1px solid var(--border); border-radius: 100px; padding: 6px 14px 6px 8px; font-size: 0.8rem; font-weight: 600; color: var(--primary); margin-bottom: 24px; box-shadow: var(--shadow); }
.hero-badge-dot { width: 8px; height: 8px; background: var(--green); border-radius: 50%; animation: pulse 2s infinite; }
.hero h1 { margin-bottom: 20px; }
.hero h1 span { color: var(--primary); }
.hero p { font-size: 1.15rem; margin-bottom: 36px; max-width: 480px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }
.hero-social-proof { margin-top: 36px; display: flex; align-items: center; gap: 12px; }
.hero-avatars { display: flex; }
.hero-avatars img, .hero-avatar-placeholder {
  width: 36px; height: 36px; border-radius: 50%; border: 2px solid #fff;
  margin-left: -10px; object-fit: cover;
}
.hero-avatars img:first-child, .hero-avatar-placeholder:first-child { margin-left: 0; }
.hero-avatar-placeholder { background: var(--primary); display: flex; align-items: center; justify-content: center; font-size: 0.7rem; font-weight: 700; color: #fff; }
.hero-social-text { font-size: 0.875rem; color: var(--text-muted); }
.hero-social-text strong { color: var(--text); }

/* ── App mockup ─────────────────────────────────────────────────────────────── */
.phone-mockup {
  position: relative;
  max-width: 300px;
  margin: 0 auto;
}
.phone-frame {
  background: #1A1D3A;
  border-radius: 40px;
  padding: 12px;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255,255,255,0.1) inset;
}
.phone-screen {
  background: linear-gradient(160deg, #4361EE 0%, #7B2FBE 100%);
  border-radius: 30px;
  padding: 32px 20px 24px;
  min-height: 520px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
  overflow: hidden;
}
.phone-screen::before {
  content: "";
  position: absolute;
  width: 200px;
  height: 200px;
  background: rgba(255,255,255,0.06);
  border-radius: 50%;
  top: -60px;
  right: -60px;
}
.phone-notch { width: 100px; height: 28px; background: #1A1D3A; border-radius: 100px; margin: 0 auto 8px; }
.phone-greeting { color: #fff; font-weight: 700; font-size: 1.1rem; text-align: center; opacity: 0.9; }
.phone-card {
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 16px;
  padding: 16px;
  backdrop-filter: blur(8px);
}
.phone-card-icon { font-size: 1.5rem; margin-bottom: 6px; }
.phone-card-title { color: #fff; font-weight: 600; font-size: 0.875rem; }
.phone-card-sub { color: rgba(255,255,255,0.65); font-size: 0.75rem; margin-top: 2px; }
.phone-prompt-card {
  background: rgba(255,255,255,0.95);
  border-radius: 16px;
  padding: 16px;
}
.phone-prompt-label { font-size: 0.7rem; font-weight: 600; color: var(--primary); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 6px; }
.phone-prompt-text { font-size: 0.9rem; font-weight: 600; color: var(--text); line-height: 1.5; }
.phone-record-btn {
  background: #fff;
  border-radius: 100px;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--primary);
  margin-top: auto;
}
.phone-record-dot { width: 10px; height: 10px; background: #EF4444; border-radius: 50%; animation: pulse 1.5s infinite; }
.float-badge {
  position: absolute;
  background: #fff;
  border-radius: 12px;
  padding: 10px 14px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  white-space: nowrap;
  animation: float 3s ease-in-out infinite;
}
.float-badge-left { left: -60px; top: 30%; animation-delay: 0.5s; }
.float-badge-right { right: -60px; bottom: 30%; }
.float-badge-icon { font-size: 1.1rem; }

/* ── Features ────────────────────────────────────────────────────────────────── */
.section-label { font-size: 0.8rem; font-weight: 700; color: var(--primary); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 12px; }
.section-header { text-align: center; max-width: 600px; margin: 0 auto 64px; }
.section-header p { font-size: 1.1rem; margin-top: 16px; }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all 0.25s ease;
}
.feature-card:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: translateY(-2px); }
.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
}
.feature-card h3 { margin-bottom: 8px; color: var(--text); }
.feature-card p { font-size: 0.95rem; }

/* ── How it works ────────────────────────────────────────────────────────────── */
.how-it-works { background: linear-gradient(135deg, #F3F0FF 0%, #EEF1FF 100%); }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 48px; position: relative; }
.steps::before {
  content: "";
  position: absolute;
  top: 28px;
  left: calc(16.67% + 28px);
  right: calc(16.67% + 28px);
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--purple));
  z-index: 0;
}
.step { text-align: center; position: relative; z-index: 1; }
.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--purple));
  color: #fff;
  font-weight: 800;
  font-size: 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 4px 16px rgba(67, 97, 238, 0.35);
}
.step h3 { margin-bottom: 8px; }
.step p { font-size: 0.95rem; max-width: 220px; margin: 0 auto; }

/* ── Stats ───────────────────────────────────────────────────────────────────── */
.stats { background: linear-gradient(135deg, var(--primary) 0%, var(--purple) 100%); padding: 64px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.stat-value { font-size: 2.5rem; font-weight: 800; color: #fff; line-height: 1; }
.stat-label { font-size: 0.9rem; color: rgba(255,255,255,0.7); margin-top: 8px; }

/* ── Testimonials ────────────────────────────────────────────────────────────── */
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.testimonial-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.stars { color: #F59E0B; font-size: 0.9rem; margin-bottom: 12px; }
.testimonial-card blockquote { font-size: 0.95rem; color: var(--text); font-style: italic; line-height: 1.7; margin-bottom: 20px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar { width: 40px; height: 40px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1rem; color: #fff; flex-shrink: 0; }
.testimonial-name { font-weight: 600; font-size: 0.875rem; color: var(--text); }
.testimonial-role { font-size: 0.8rem; color: var(--text-muted); }

/* ── Pricing ─────────────────────────────────────────────────────────────────── */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: start; }
.pricing-card {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  position: relative;
  transition: all 0.25s;
}
.pricing-card:hover { box-shadow: var(--shadow-lg); }
.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
  transform: scale(1.03);
}
.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 100px;
  white-space: nowrap;
}
.pricing-name { font-size: 1rem; font-weight: 700; color: var(--text); margin-bottom: 4px; }
.pricing-desc { font-size: 0.875rem; margin-bottom: 24px; }
.pricing-price { display: flex; align-items: baseline; gap: 4px; margin-bottom: 28px; }
.pricing-currency { font-size: 1.25rem; font-weight: 700; color: var(--text); }
.pricing-amount { font-size: 3rem; font-weight: 800; color: var(--text); line-height: 1; }
.pricing-period { font-size: 0.875rem; color: var(--text-muted); }
.pricing-features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.pricing-feature { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; }
.check { width: 20px; height: 20px; border-radius: 50%; background: #ECFDF5; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.check svg { width: 12px; height: 12px; color: var(--green); }
.cross { width: 20px; height: 20px; border-radius: 50%; background: #F9FAFB; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.cross svg { width: 12px; height: 12px; color: #D1D5DB; }

/* ── CTA section ─────────────────────────────────────────────────────────────── */
.cta-section {
  background: linear-gradient(135deg, #1A1D3A 0%, #2D3178 100%);
  text-align: center;
}
.cta-section h2 { color: #fff; }
.cta-section p { color: rgba(255,255,255,0.7); font-size: 1.1rem; margin: 16px auto 40px; max-width: 560px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ── Contact form ────────────────────────────────────────────────────────────── */
.contact { background: var(--surface); }
.contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.contact-form { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 40px; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.875rem; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  font-family: inherit; font-size: 0.9rem; color: var(--text); background: #fff;
  transition: border-color 0.15s, box-shadow 0.15s; outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--primary); box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ── Footer ──────────────────────────────────────────────────────────────────── */
footer { background: #1A1D3A; padding: 64px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand p { color: rgba(255,255,255,0.5); font-size: 0.9rem; margin-top: 12px; max-width: 260px; }
.footer-heading { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: rgba(255,255,255,0.4); margin-bottom: 16px; }
.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { color: rgba(255,255,255,0.6); font-size: 0.9rem; transition: color 0.15s; }
.footer-links a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px; display: flex; align-items: center; justify-content: space-between; }
.footer-bottom p { color: rgba(255,255,255,0.35); font-size: 0.85rem; }
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 0; }
.footer-logo-icon { width: 36px; height: 36px; background: var(--primary); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; font-size: 1.1rem; }
.footer-logo-text { color: #fff; font-weight: 700; font-size: 1rem; }

/* ── Animations ──────────────────────────────────────────────────────────────── */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.9); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.animate-on-scroll { opacity: 0; transform: translateY(20px); transition: opacity 0.5s ease, transform 0.5s ease; }
.animate-on-scroll.visible { opacity: 1; transform: none; }

/* ── Responsive ──────────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .phone-mockup { max-width: 260px; }
  .float-badge { display: none; }
  .features-grid { grid-template-columns: 1fr 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .pricing-card.featured { transform: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  section { padding: 64px 0; }
  .nav-links, .nav-cta .btn-outline { display: none; }
  .hamburger { display: flex; }
  .nav-cta .btn-primary { padding: 10px 18px; font-size: 0.875rem; }
  .hero { padding: 64px 0; }
  .steps { grid-template-columns: 1fr; gap: 32px; }
  .steps::before { display: none; }
  .features-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

/* ── Mobile nav menu ─────────────────────────────────────────────────────────── */
.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 8px 0;
}
.mobile-menu.open { display: flex; }
.mobile-menu a { padding: 14px 24px; font-size: 1rem; font-weight: 500; color: var(--text); border-bottom: 1px solid var(--border); transition: background 0.15s; }
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a:hover { background: var(--bg); }