/* ===== VARIABLES ===== */
:root {
  --primary: #4F46E5;
  --primary-dark: #3730A3;
  --accent: #06B6D4;
  --gradient: linear-gradient(135deg, #4F46E5 0%, #06B6D4 100%);
  --dark: #0F172A;
  --dark2: #1E293B;
  --text: #334155;
  --muted: #64748B;
  --light: #F8FAFC;
  --white: #ffffff;
  --border: #E2E8F0;
  --card-shadow: 0 4px 24px rgba(79,70,229,0.10);
  --radius: 16px;
}

/* ===== RESET ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }
body { 
  font-family: 'Inter', sans-serif; 
  color: var(--text); 
  background: var(--white); 
  line-height: 1.6;
}

/* ===== NAVBAR ===== */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  padding: 0 5%;
  display: flex; align-items: center; justify-content: space-between;
  height: 70px;
  box-shadow: 0 2px 20px rgba(79,70,229,0.07);
}
.nav-logo {
  font-size: 1.6rem; font-weight: 800;
  background: var(--gradient); -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -1px;
}
.nav-logo a { text-decoration: none; color: inherit; }
.nav-links { display: flex; align-items: center; gap: 28px; list-style: none; }
.nav-links a {
  text-decoration: none; color: var(--text); font-weight: 500;
  font-size: 0.92rem; transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--primary); }
.nav-toggle { display: none; cursor: pointer; font-size: 1.2rem; color: var(--dark); }
.nav-actions { display: flex; gap: 10px; align-items: center; }

/* ===== BUTTONS ===== */
.btn-outline {
  padding: 8px 20px; border: 2px solid var(--primary);
  color: var(--primary); background: transparent;
  border-radius: 8px; font-weight: 600; font-size: 0.88rem;
  cursor: pointer; transition: all 0.2s; text-decoration: none;
  display: inline-block;
}
.btn-outline:hover { background: var(--primary); color: white; }
.btn-primary {
  padding: 9px 22px; background: var(--gradient);
  color: white; border: none; border-radius: 8px;
  font-weight: 600; font-size: 0.88rem; cursor: pointer;
  transition: opacity 0.2s; text-decoration: none;
  display: inline-block;
}
.btn-primary:hover { opacity: 0.88; }
.btn-hero {
  padding: 14px 32px; border-radius: 10px; font-weight: 700;
  font-size: 1rem; cursor: pointer; transition: all 0.2s; text-decoration: none;
  display: inline-block;
}
.btn-hero-primary { background: var(--gradient); color: white; border: none; box-shadow: 0 4px 20px rgba(79,70,229,0.4); }
.btn-hero-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(79,70,229,0.5); }
.btn-hero-ghost { background: transparent; color: white; border: 2px solid rgba(255,255,255,0.25); }
.btn-hero-ghost:hover { border-color: white; }
.btn-white {
  display: inline-block; background: white; color: var(--primary);
  padding: 14px 36px; border-radius: 10px; font-weight: 700;
  font-size: 1rem; text-decoration: none; transition: transform 0.2s;
}
.btn-white:hover { transform: translateY(-2px); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, #0F172A 0%, #1E293B 50%, #0F172A 100%);
  display: flex; align-items: center; justify-content: center;
  text-align: center; padding: 100px 5% 60px;
  position: relative; overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; top: -50%; left: -50%;
  width: 200%; height: 200%;
  background: radial-gradient(ellipse at 60% 40%, rgba(79,70,229,0.18) 0%, transparent 60%),
              radial-gradient(ellipse at 30% 70%, rgba(6,182,212,0.12) 0%, transparent 50%);
}
.hero-content { position: relative; z-index: 1; max-width: 800px; }
.hero-badge {
  display: inline-block;
  background: rgba(79,70,229,0.2);
  border: 1px solid rgba(79,70,229,0.4);
  color: #A5B4FC; padding: 6px 18px; border-radius: 50px;
  font-size: 0.82rem; font-weight: 600; letter-spacing: 0.5px;
  margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 900; color: white; line-height: 1.15;
  margin-bottom: 20px;
}
.hero h1 span { 
  background: var(--gradient); 
  -webkit-background-clip: text; 
  -webkit-text-fill-color: transparent; 
}
.hero p { 
  font-size: 1.15rem; color: #94A3B8; 
  max-width: 560px; margin: 0 auto 36px; line-height: 1.7; 
}
.hero-btns { 
  display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; 
  margin-bottom: -20px;
}
.hero-stats {
  display: flex; gap: 48px; justify-content: center;
  margin-top: 60px; flex-wrap: wrap;
}
.hero-stat { text-align: center; }
.hero-stat .number { font-size: 2rem; font-weight: 800; color: white; }
.hero-stat .label { font-size: 0.82rem; color: #64748B; margin-top: 2px; }

/* ===== COMMON SECTIONS ===== */
section { padding: 90px 5%; position: relative; }
.section-tag {
  display: inline-block; background: rgba(79,70,229,0.08);
  color: var(--primary); padding: 5px 14px; border-radius: 50px;
  font-size: 0.78rem; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase; margin-bottom: 14px;
}
.section-title { 
  font-size: clamp(1.8rem, 3vw, 2.6rem); 
  font-weight: 800; color: var(--dark); 
  margin-bottom: 14px; line-height: 1.2; 
}
.section-sub { 
  font-size: 1.05rem; color: var(--muted); 
  max-width: 560px; line-height: 1.7; 
}
.text-center { text-align: center; }
.text-center .section-sub { margin: 0 auto; }

/* ===== MODULES ===== */
.modules { background: var(--light); }
.modules-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px; margin-top: 52px;
}
.module-card {
  background: white; border-radius: var(--radius);
  padding: 32px; border: 1px solid var(--border);
  box-shadow: var(--card-shadow);
  transition: transform 0.25s, box-shadow 0.25s;
}
.module-card:hover { 
  transform: translateY(-6px); 
  box-shadow: 0 12px 40px rgba(79,70,229,0.14); 
}
.module-icon {
  width: 52px; height: 52px; border-radius: 12px;
  background: var(--gradient); display: flex; align-items: center;
  justify-content: center; font-size: 1.4rem; color: white; margin-bottom: 20px;
}
.module-card h3 { 
  font-size: 1.1rem; font-weight: 700; 
  color: var(--dark); margin-bottom: 10px; 
}
.module-card p { 
  font-size: 0.92rem; color: var(--muted); 
  line-height: 1.7; margin-bottom: 0; 
}

/* ===== MOBILE APP ===== */
.mobile-app {
  background: linear-gradient(135deg, var(--dark) 0%, var(--dark2) 100%);
  color: white;
}
.mobile-app-inner {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center;
}
.mobile-app .section-title { color: white; }
.mobile-app .section-sub { color: #94A3B8; }
.app-features { 
  list-style: none; margin-top: 28px; 
  display: flex; flex-direction: column; gap: 14px; 
}
.app-features li { 
  display: flex; align-items: flex-start; gap: 12px; 
  font-size: 0.95rem; color: #CBD5E1; 
}
.app-features li i { color: var(--accent); margin-top: 3px; flex-shrink: 0; }
.app-store-btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.2);
  color: white; padding: 12px 22px; border-radius: 10px;
  font-weight: 600; font-size: 0.9rem; margin-top: 28px;
  text-decoration: none; transition: background 0.2s;
}
.app-store-btn:hover { background: rgba(255,255,255,0.18); }
.app-mockup {
  background: linear-gradient(135deg, rgba(79,70,229,0.2), rgba(6,182,212,0.15));
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 24px; padding: 40px;
  display: flex; flex-direction: column; gap: 16px;
}
.mockup-bar {
  background: rgba(255,255,255,0.07);
  border-radius: 10px; padding: 16px 20px;
  display: flex; align-items: center; gap: 14px;
}
.mockup-bar i { color: var(--accent); font-size: 1.2rem; }
.mockup-bar span { font-size: 0.9rem; color: #CBD5E1; }

/* ===== UPCOMING MODULES ===== */
.upcoming-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px; margin-top: 52px;
}
.upcoming-card {
  background: white; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
  box-shadow: var(--card-shadow); transition: transform 0.2s;
  position: relative; overflow: hidden;
}
.upcoming-card::before {
  content: 'Coming Soon';
  position: absolute; top: 14px; right: -22px;
  background: var(--gradient); color: white;
  font-size: 0.65rem; font-weight: 700; padding: 3px 30px;
  transform: rotate(35deg);
}
.upcoming-card:hover { transform: translateY(-4px); }
.upcoming-card i { font-size: 1.5rem; color: var(--primary); margin-bottom: 12px; }
.upcoming-card h4 { font-size: 0.95rem; font-weight: 700; color: var(--dark); margin-bottom: 6px; }
.upcoming-card p { font-size: 0.82rem; color: var(--muted); line-height: 1.6; }

/* ===== FAQ ===== */
.faq { background: var(--light); }
.faq-list { 
  max-width: 780px; margin: 52px auto 0; 
  display: flex; flex-direction: column; gap: 14px; 
}
.faq-item {
  background: white; border: 1px solid var(--border);
  border-radius: var(--radius); overflow: hidden;
}
.faq-question {
  padding: 20px 24px; font-weight: 600; font-size: 0.97rem;
  color: var(--dark); display: flex; justify-content: space-between;
  align-items: center; cursor: pointer; transition: background 0.2s;
}
.faq-question:hover { background: rgba(79,70,229,0.04); }
.faq-question i { color: var(--primary); font-size: 0.8rem; transition: transform 0.3s; }
.faq-answer { padding: 0 24px 20px; font-size: 0.92rem; color: var(--muted); line-height: 1.7; }

/* ===== PRICING COMPARE ===== */
.pricing-compare {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px; margin-top: 52px;
}
.price-vs {
  background: white; border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px 16px;
  text-align: center; box-shadow: var(--card-shadow);
  transition: transform 0.2s;
}
.price-vs:hover { transform: translateY(-3px); }
.price-vs .competitor { 
  font-size: 0.85rem; color: var(--muted); 
  margin-bottom: 6px; 
}
.price-vs .saving {
  font-size: 1.5rem; font-weight: 800;
  background: var(--gradient); -webkit-background-clip: text; 
  -webkit-text-fill-color: transparent;
}
.price-vs .label { 
  font-size: 0.75rem; color: var(--muted); 
  margin-top: 4px; 
}

/* ===== TESTIMONIALS ===== */
.testimonials { background: var(--light); }
.testimonials-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px; margin-top: 52px;
}
.testimonial-card {
  background: white; border-radius: var(--radius);
  padding: 30px; border: 1px solid var(--border);
  box-shadow: var(--card-shadow);
}
.stars { 
  color: #F59E0B; 
  margin-bottom: 14px; font-size: 0.9rem; 
}
.testimonial-text { 
  font-size: 0.93rem; color: var(--text); 
  line-height: 1.75; margin-bottom: 20px; font-style: italic; 
}
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.author-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--gradient); display: flex; align-items: center;
  justify-content: center; color: white; font-weight: 700; font-size: 0.9rem;
}
.author-name { font-weight: 700; font-size: 0.9rem; color: var(--dark); }
.author-role { font-size: 0.78rem; color: var(--muted); }

/* ===== CTA ===== */
.cta {
  background: linear-gradient(135deg, #4F46E5, #06B6D4);
  text-align: center; color: white; padding: 90px 5%;
}
.cta h2 { 
  font-size: clamp(1.8rem, 3vw, 2.8rem); 
  font-weight: 800; margin-bottom: 14px; 
}
.cta p { 
  font-size: 1.05rem; opacity: 0.88; 
  margin-bottom: 36px; 
}

/* ===== FOOTER ===== */
footer {
  background: var(--dark); color: #94A3B8;
  padding: 60px 5% 30px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px; margin-bottom: 40px;
}
.footer-brand .nav-logo { font-size: 1.5rem; margin-bottom: 14px; display: block; }
.footer-brand p { font-size: 0.88rem; line-height: 1.7; margin-bottom: 10px; }
.footer-brand a { color: #94A3B8; text-decoration: none; }
.footer-brand a:hover { color: white; }
.footer-col h4 { color: white; font-weight: 700; font-size: 0.92rem; margin-bottom: 16px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul li a { color: #64748B; font-size: 0.87rem; text-decoration: none; transition: color 0.2s; }
.footer-col ul li a:hover { color: white; }
.footer-bottom {
  border-top: 1px solid #1E293B; padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.83rem; flex-wrap: wrap; gap: 12px;
}
.social-links { display: flex; gap: 14px; }
.social-links a {
  width: 36px; height: 36px; border-radius: 8px;
  background: #1E293B; display: flex; align-items: center;
  justify-content: center; color: #64748B; font-size: 0.9rem;
  text-decoration: none; transition: all 0.2s;
}
.social-links a:hover { background: var(--primary); color: white; }

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .mobile-app-inner { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 768px) {
  .nav-links { 
    position: fixed; top: 70px; left: 0; right: 0;
    background: white; flex-direction: column;
    padding: 20px; gap: 20px; display: none;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
  }
  .nav-links.show { display: flex; }
  .nav-toggle { display: block; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 28px; }
  .modules-grid { gap: 16px; }
}
@media (max-width: 480px) {
  .hero { padding: 120px 5% 40px; }
  .hero-btns { flex-direction: column; align-items: center; }
  .btn-hero { width: 100%; max-width: 280px; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}