/* SaferRun Landing — Design System */
:root {
  --bg: #0B0F19;
  --bg-card: #111827;
  --bg-card-hover: #1a2235;
  --border: rgba(255,255,255,0.06);
  --text: #F1F5F9;
  --text-muted: #94A3B8;
  --primary: #FF6B35;
  --primary-glow: rgba(255,107,53,0.3);
  --gradient: linear-gradient(135deg, #FF6B35, #FF9F1C);
  --green: #00E5A0;
  --purple: #8B5CF6;
  --radius: 16px;
  --radius-sm: 10px;
  --font: 'Inter', system-ui, sans-serif;
  --font-display: 'Space Grotesk', var(--font);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Background Effects */
.bg-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image: linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 60px 60px;
}

.glow-orb {
  position: fixed; border-radius: 50%; filter: blur(120px); pointer-events: none; z-index: 0;
}
.glow-orb-1 {
  width: 500px; height: 500px; top: -100px; right: -100px;
  background: var(--primary-glow); opacity: 0.3;
  animation: float 15s ease-in-out infinite;
}
.glow-orb-2 {
  width: 400px; height: 400px; bottom: 10%; left: -100px;
  background: rgba(139,92,246,0.15); opacity: 0.3;
  animation: float 20s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(30px, -40px); }
}

/* Container */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; position: relative; z-index: 1; }

/* Navbar */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 16px 0;
  background: rgba(11,15,25,0.8);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s;
}
.navbar .container { display: flex; align-items: center; justify-content: space-between; }

.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-size: 1.25rem; font-family: var(--font-display); }
.logo strong { color: var(--primary); }
.logo-icon {
  width: 36px; height: 36px; border-radius: 10px;
  background: var(--gradient); display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; color: #fff;
}

.nav-links { display: flex; gap: 32px; }
.nav-links a { color: var(--text-muted); text-decoration: none; font-size: 0.9rem; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--primary); }

.mobile-toggle { display: none; background: none; border: none; color: var(--text); font-size: 1.5rem; cursor: pointer; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: var(--radius-sm);
  font-family: var(--font); font-weight: 600; font-size: 0.95rem;
  text-decoration: none; cursor: pointer; border: none;
  transition: all 0.3s ease;
}
.btn-primary {
  background: var(--gradient); color: #fff;
  box-shadow: 0 4px 20px var(--primary-glow);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px var(--primary-glow); }

.btn-ghost { background: rgba(255,255,255,0.05); color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { background: rgba(255,255,255,0.1); }

.btn-outline { background: transparent; color: var(--primary); border: 1.5px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; }

.btn-lg { padding: 16px 32px; font-size: 1.05rem; border-radius: var(--radius); }
.btn-block { width: 100%; justify-content: center; }
.btn-nav { padding: 10px 20px; font-size: 0.875rem; }

/* Hero */
.hero {
  padding: 140px 0 80px;
  min-height: 100vh;
  display: flex; align-items: center;
}
.hero .container { display: flex; align-items: center; gap: 60px; }
.hero-content { flex: 1; }
.hero-visual { flex: 1; display: flex; justify-content: center; position: relative; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px; border-radius: 50px;
  background: rgba(255,107,53,0.1); border: 1px solid rgba(255,107,53,0.2);
  color: var(--primary); font-size: 0.8rem; font-weight: 600;
  margin-bottom: 24px;
  animation: fadeInUp 0.6s ease;
}

.hero-title {
  font-family: var(--font-display); font-size: clamp(2.5rem, 5vw, 3.5rem);
  font-weight: 800; line-height: 1.15; margin-bottom: 20px;
  animation: fadeInUp 0.6s ease 0.1s both;
}
.gradient-text {
  background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.15rem; color: var(--text-muted); max-width: 520px; margin-bottom: 32px; line-height: 1.7;
  animation: fadeInUp 0.6s ease 0.2s both;
}
.hero-subtitle strong { color: #FC4C02; }

.hero-actions { display: flex; gap: 16px; margin-bottom: 48px; flex-wrap: wrap; animation: fadeInUp 0.6s ease 0.3s both; }

.hero-stats {
  display: flex; gap: 40px;
  animation: fadeInUp 0.6s ease 0.4s both;
}
.hero-stat { text-align: center; }
.stat-value { display: block; font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; color: var(--primary); }
.stat-value i { font-size: 1.5rem; }
.stat-label { font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 1px; font-weight: 600; }

/* Phone Mockup */
.phone-mockup {
  width: 280px; height: 560px;
  background: #1a1f2e;
  border-radius: 36px;
  border: 2px solid rgba(255,255,255,0.1);
  overflow: hidden;
  box-shadow: 0 40px 80px rgba(0,0,0,0.5), 0 0 60px var(--primary-glow);
  animation: fadeInUp 0.8s ease 0.3s both;
}
.phone-screen { padding: 0; height: 100%; display: flex; flex-direction: column; }
.phone-header {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 20px 8px; font-size: 0.75rem; color: var(--text-muted);
}
.phone-status { display: flex; gap: 6px; font-size: 0.85rem; }

.phone-app { padding: 8px 16px; flex: 1; overflow: hidden; display: flex; flex-direction: column; gap: 10px; }
.app-greeting { font-family: var(--font-display); font-size: 1.1rem; font-weight: 700; padding: 4px 0; }

.app-card {
  border-radius: 14px; padding: 14px;
  animation: fadeInUp 0.5s ease both;
}
.app-card-today {
  background: linear-gradient(135deg, rgba(255,107,53,0.15), rgba(255,159,28,0.08));
  border: 1px solid rgba(255,107,53,0.2);
}
.app-card-label { font-size: 0.6rem; text-transform: uppercase; letter-spacing: 1.5px; color: var(--primary); font-weight: 700; margin-bottom: 6px; }
.app-card-title { font-family: var(--font-display); font-weight: 700; font-size: 0.95rem; margin-bottom: 8px; }
.app-card-meta { display: flex; gap: 14px; font-size: 0.7rem; color: var(--text-muted); margin-bottom: 10px; }
.app-card-meta i { color: var(--primary); }

.app-progress { height: 4px; border-radius: 4px; background: rgba(255,255,255,0.1); overflow: hidden; }
.app-progress-bar { height: 100%; border-radius: 4px; background: var(--gradient); transition: width 2s ease; }
.app-progress-label { font-size: 0.6rem; color: var(--text-muted); margin-top: 4px; }

.app-card-ai {
  background: rgba(139,92,246,0.08); border: 1px solid rgba(139,92,246,0.15);
  display: flex; gap: 10px; align-items: flex-start;
}
.app-ai-avatar {
  width: 28px; height: 28px; border-radius: 50%;
  background: rgba(139,92,246,0.2); display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; color: var(--purple); flex-shrink: 0;
}
.app-ai-msg p { font-size: 0.7rem; color: var(--text-muted); line-height: 1.5; font-style: italic; }

.app-card-nutrition {
  background: rgba(251,191,36,0.06); border: 1px solid rgba(251,191,36,0.12);
}
.app-card-nutrition .app-card-label { color: #FBBF24; }
.app-nutrition-items { display: flex; gap: 10px; font-size: 0.75rem; flex-wrap: wrap; }

/* Floating Badges */
.float-badge {
  position: absolute; display: flex; align-items: center; gap: 8px;
  padding: 10px 16px; border-radius: 12px;
  background: var(--bg-card); border: 1px solid var(--border);
  font-size: 0.8rem; font-weight: 600; white-space: nowrap;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}
.float-badge-1 { top: 15%; left: -40px; color: #FC4C02; animation: floatBadge 4s ease-in-out infinite; }
.float-badge-1 i { font-size: 1.1rem; }
.float-badge-2 { bottom: 25%; right: -30px; animation: floatBadge 5s ease-in-out infinite 1s; }
.float-value { font-family: var(--font-display); font-size: 1.3rem; font-weight: 800; color: var(--green); }
.float-unit { font-size: 0.75rem; color: var(--text-muted); }
.float-badge-3 { bottom: 10%; left: -20px; color: var(--green); animation: floatBadge 4.5s ease-in-out infinite 0.5s; }
.float-badge-3 i { font-size: 1.1rem; }

@keyframes floatBadge {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Sections */
section { padding: 100px 0; position: relative; z-index: 1; }
.section-header { text-align: center; max-width: 650px; margin: 0 auto 64px; }
.section-tag {
  display: inline-block; font-size: 0.75rem; font-weight: 700; letter-spacing: 2px;
  color: var(--primary); text-transform: uppercase; margin-bottom: 16px;
}
.section-header h2 { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800; line-height: 1.2; margin-bottom: 16px; }
.section-header p { color: var(--text-muted); font-size: 1.05rem; }

/* Features Grid */
.features { background: linear-gradient(180deg, var(--bg) 0%, #0d1220 100%); }
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.feature-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px; transition: all 0.3s ease;
}
.feature-card:hover { transform: translateY(-4px); border-color: rgba(255,107,53,0.2); background: var(--bg-card-hover); }

.feature-icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: rgba(255,107,53,0.08);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: var(--accent, var(--primary));
  margin-bottom: 20px;
}
.feature-card h3 { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.feature-card p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.6; }

/* Steps */
.how-it-works { background: var(--bg); }
.steps-grid { display: flex; align-items: center; justify-content: center; gap: 20px; }

.step-card {
  flex: 1; max-width: 320px;
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 36px 28px; text-align: center;
  transition: all 0.3s;
}
.step-card:hover { transform: translateY(-4px); border-color: rgba(255,107,53,0.2); }

.step-number { font-family: var(--font-display); font-size: 3rem; font-weight: 900; color: rgba(255,107,53,0.15); margin-bottom: 8px; }
.step-icon { font-size: 2rem; color: var(--primary); margin-bottom: 16px; }
.step-card h3 { font-family: var(--font-display); font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; }
.step-card p { color: var(--text-muted); font-size: 0.875rem; line-height: 1.6; }

.step-connector { color: var(--primary); font-size: 1.5rem; opacity: 0.3; }

/* Pillars 360 */
.plan-360 { background: linear-gradient(180deg, #0d1220 0%, var(--bg) 100%); }
.pillars-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.pillar-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; transition: all 0.3s;
}
.pillar-card:hover { transform: translateY(-4px); border-color: rgba(255,107,53,0.15); }
.pillar-icon { font-size: 2rem; margin-bottom: 14px; }
.pillar-card h3 { font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.pillar-card > p { color: var(--text-muted); font-size: 0.85rem; line-height: 1.6; margin-bottom: 16px; }

.pillar-example {
  background: rgba(255,107,53,0.05); border: 1px solid rgba(255,107,53,0.1);
  border-radius: var(--radius-sm); padding: 12px;
}
.pillar-tag {
  display: inline-block; font-size: 0.6rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px;
  color: var(--primary); margin-bottom: 6px;
}
.pillar-example p { font-size: 0.8rem; color: var(--text-muted); font-style: italic; line-height: 1.5; }

/* AI Section */
.ai-section { background: var(--bg); }
.ai-content { display: flex; align-items: center; gap: 60px; }
.ai-text { flex: 1; }
.ai-text h2 { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 2.5rem); font-weight: 800; line-height: 1.2; margin-bottom: 16px; }
.ai-text > p { color: var(--text-muted); font-size: 1rem; margin-bottom: 28px; line-height: 1.7; }

.ai-examples { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.ai-examples li { display: flex; align-items: center; gap: 12px; color: var(--text-muted); font-size: 0.9rem; }
.ai-examples i { color: var(--primary); font-size: 1.1rem; }

.ai-chat-preview { flex: 1; max-width: 420px; }

.chat-window {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.chat-header {
  display: flex; align-items: center; gap: 12px;
  padding: 16px 20px; border-bottom: 1px solid var(--border);
}
.chat-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(139,92,246,0.2); display: flex; align-items: center; justify-content: center;
  color: var(--purple); font-size: 1.1rem;
}
.chat-name { font-weight: 700; font-size: 0.9rem; }
.chat-status { font-size: 0.7rem; color: var(--green); }

.chat-messages { padding: 20px; display: flex; flex-direction: column; gap: 14px; max-height: 320px; }

.chat-msg { padding: 12px 16px; border-radius: 14px; max-width: 85%; font-size: 0.85rem; line-height: 1.5; }
.chat-msg-bot { background: rgba(139,92,246,0.08); border: 1px solid rgba(139,92,246,0.12); align-self: flex-start; color: var(--text-muted); }
.chat-msg-user { background: rgba(255,107,53,0.1); border: 1px solid rgba(255,107,53,0.15); align-self: flex-end; }

.typing-dots { display: flex; gap: 5px; align-items: center; padding: 4px 0; }
.typing-dots span {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--purple); opacity: 0.4;
  animation: typing 1.4s infinite;
}
.typing-dots span:nth-child(2) { animation-delay: 0.2s; }
.typing-dots span:nth-child(3) { animation-delay: 0.4s; }
@keyframes typing {
  0%, 60%, 100% { opacity: 0.3; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-4px); }
}

/* Pricing */
.pricing { background: linear-gradient(180deg, var(--bg) 0%, #0d1220 100%); }
.pricing-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; max-width: 800px; margin: 0 auto; }

.pricing-card {
  background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 36px; position: relative; transition: all 0.3s;
}
.pricing-card:hover { transform: translateY(-4px); }

.pricing-card-featured {
  border-color: rgba(255,107,53,0.3);
  box-shadow: 0 0 60px rgba(255,107,53,0.1);
  background: linear-gradient(180deg, rgba(255,107,53,0.05) 0%, var(--bg-card) 40%);
}

.pricing-popular {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--gradient); color: #fff;
  padding: 4px 18px; border-radius: 50px;
  font-size: 0.7rem; font-weight: 800; letter-spacing: 1px;
}

.pricing-header { margin-bottom: 28px; }
.pricing-header h3 { font-family: var(--font-display); font-size: 1.3rem; font-weight: 700; margin-bottom: 12px; }
.pricing-price { display: flex; align-items: baseline; gap: 2px; margin-bottom: 8px; }
.price-currency { font-size: 1.2rem; font-weight: 600; color: var(--text-muted); }
.price-value { font-family: var(--font-display); font-size: 3.5rem; font-weight: 900; line-height: 1; }
.price-cents { font-size: 1.2rem; font-weight: 700; }
.price-period { font-size: 0.9rem; color: var(--text-muted); margin-left: 4px; }
.pricing-desc { color: var(--text-muted); font-size: 0.875rem; }

.pricing-features { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; }
.pricing-features li { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; }
.pricing-features i { font-size: 1.1rem; color: var(--green); }
.pricing-feature-disabled { opacity: 0.4; }
.pricing-feature-disabled i { color: var(--text-muted) !important; }

/* Final CTA */
.final-cta {
  padding: 100px 0;
  background: radial-gradient(ellipse at center, rgba(255,107,53,0.08) 0%, transparent 70%);
}
.cta-content { text-align: center; max-width: 600px; margin: 0 auto; }
.cta-content h2 { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800; margin-bottom: 16px; }
.cta-content > p { color: var(--text-muted); font-size: 1.05rem; margin-bottom: 32px; }

.cta-trust { display: flex; justify-content: center; gap: 28px; margin-top: 24px; flex-wrap: wrap; }
.cta-trust span { display: flex; align-items: center; gap: 6px; font-size: 0.8rem; color: var(--text-muted); }
.cta-trust i { color: var(--green); }

/* Footer */
.footer { padding: 60px 0 30px; border-top: 1px solid var(--border); }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 40px; margin-bottom: 40px; }
.footer-brand p { color: var(--text-muted); font-size: 0.875rem; margin-top: 12px; line-height: 1.6; }
.footer-brand a { color: var(--primary); text-decoration: none; }

.footer-links { display: flex; flex-direction: column; gap: 10px; }
.footer-links h4 { font-family: var(--font-display); font-size: 0.9rem; font-weight: 700; margin-bottom: 4px; }
.footer-links a { color: var(--text-muted); text-decoration: none; font-size: 0.85rem; transition: color 0.2s; }
.footer-links a:hover { color: var(--primary); }

.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  border-top: 1px solid var(--border); padding-top: 24px;
  font-size: 0.8rem; color: var(--text-muted);
}

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

.reveal { opacity: 0; transform: translateY(30px); transition: all 0.7s cubic-bezier(0.16, 1, 0.3, 1); }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 1024px) {
  .features-grid, .pillars-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .btn-nav { display: none; }
  .mobile-toggle { display: block; }

  .hero { padding: 120px 0 60px; }
  .hero .container { flex-direction: column; text-align: center; }
  .hero-subtitle { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { margin-top: 40px; }

  .float-badge { display: none; }

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

  .steps-grid { flex-direction: column; }
  .step-connector { transform: rotate(90deg); }

  .ai-content { flex-direction: column; }
  .ai-chat-preview { max-width: 100%; }

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

  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }

  .cta-trust { flex-direction: column; align-items: center; }
}

/* Nav Mobile Open */
.nav-links.open {
  display: flex; flex-direction: column;
  position: absolute; top: 100%; left: 0; right: 0;
  background: rgba(11,15,25,0.98); backdrop-filter: blur(20px);
  padding: 20px 24px; gap: 16px;
  border-bottom: 1px solid var(--border);
}