/* ============================================
   PortfolioInSite — Product Website
   InSite Family Design System (Cyan/Teal variant)
   ============================================ */

/* ---------- Reset & Variables ---------- */
:root {
  --navy: #0a0f1c;
  --navy-mid: #111827;
  --navy-light: #1a2332;
  --primary: #0891b2;
  --primary-bright: #06b6d4;
  --primary-light: #22d3ee;
  --primary-glow: #67e8f9;
  --blue: #2563eb;
  --blue-bright: #3b82f6;
  --violet: #7c3aed;
  --white: #ffffff;
  --off-white: #fafbfc;
  --gray-50: #f8fafc;
  --gray-100: #f1f5f9;
  --gray-200: #e2e8f0;
  --gray-300: #cbd5e1;
  --gray-400: #94a3b8;
  --gray-500: #64748b;
  --gray-600: #475569;
  --gray-700: #334155;
  --gray-800: #1e293b;
  --gray-900: #0f172a;
  --green: #10b981;
  --amber: #f59e0b;
  --red: #ef4444;
  --font-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.08);
  --shadow-xl: 0 24px 48px rgba(0,0,0,0.1);
  --shadow-glow: 0 0 60px rgba(8,145,178,0.15);
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --max-w: 1200px;
  --max-w-narrow: 800px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.1;
  color: var(--gray-900);
  letter-spacing: -0.03em;
}

/* ---------- Typography ---------- */
.display { font-size: clamp(3rem, 7vw, 5.5rem); }
.h1 { font-size: clamp(2.5rem, 5.5vw, 4rem); }
.h2 { font-size: clamp(2rem, 4vw, 3rem); }
.h3 { font-size: clamp(1.35rem, 2.5vw, 1.75rem); }
.h4 { font-size: 1.15rem; font-weight: 700; }
.lead { font-size: clamp(1.1rem, 1.5vw, 1.25rem); line-height: 1.7; color: var(--gray-500); }
.overline {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  color: var(--primary);
}

/* ---------- Layout ---------- */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: var(--max-w-narrow); margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; }
.section-sm { padding: 60px 0; }
.section-lg { padding: 120px 0; }
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.text-center { text-align: center; }

/* ---------- Section Headers ---------- */
.section-head { margin-bottom: 64px; }
.section-head .overline { margin-bottom: 16px; display: block; }
.section-head h2 { margin-bottom: 16px; }
.section-head p { max-width: 580px; color: var(--gray-500); }
.section-head.text-center p { margin: 0 auto; }

/* ---------- Navigation ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all 0.3s var(--ease);
}
.nav.scrolled {
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 12px 0;
  box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--gray-900);
}
.nav-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--primary), var(--primary-bright));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 18px;
  font-weight: 800;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gray-600);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--primary); }
.nav-links a.active { color: var(--primary); }
.nav-cta {
  background: var(--primary) !important;
  color: var(--white) !important;
  padding: 10px 24px !important;
  border-radius: var(--radius-full) !important;
  font-weight: 600 !important;
  transition: all 0.2s var(--ease) !important;
}
.nav-cta:hover {
  background: var(--primary-bright) !important;
  transform: translateY(-1px);
}
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gray-700);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: linear-gradient(135deg, #0891b2 0%, #06b6d4 40%, #22d3ee 100%);
  overflow: hidden;
  padding: 120px 24px 80px;
}
.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 20% 80%, rgba(255,255,255,0.05) 0%, transparent 50%),
                    radial-gradient(circle at 80% 20%, rgba(255,255,255,0.08) 0%, transparent 50%);
}
.hero-content { position: relative; z-index: 2; max-width: 800px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.15);
  backdrop-filter: blur(10px);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: white;
  margin-bottom: 20px;
}
.hero-brand {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 24px;
}
.hero-brand a {
  color: white;
  text-decoration: underline;
  text-underline-offset: 3px;
}
.hero h1 {
  color: var(--white);
  margin-bottom: 24px;
  font-size: clamp(2.5rem, 5.5vw, 4rem);
}
.hero p {
  color: rgba(255,255,255,0.85);
  font-size: clamp(1.1rem, 1.5vw, 1.25rem);
  line-height: 1.7;
  max-width: 640px;
  margin: 0 auto 40px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.hero-logo {
  width: 100px;
  height: 100px;
  background: white;
  border-radius: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 48px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.15);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.25s var(--ease);
  cursor: pointer;
}
.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(8,145,178,0.3);
}
.btn-primary:hover {
  background: var(--primary-bright);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(8,145,178,0.4);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.3);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.6);
  transform: translateY(-2px);
}
.btn-white {
  background: var(--white);
  color: var(--primary);
}
.btn-white:hover {
  background: var(--gray-50);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.15);
}
.btn-lg { padding: 18px 40px; font-size: 1.1rem; }
.btn-arrow span { transition: transform 0.2s; }
.btn-arrow:hover span { transform: translateX(4px); }

/* ---------- Feature Cards ---------- */
.features-section { background: var(--gray-50); }
.feature-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  border: 1px solid var(--gray-200);
  transition: all 0.3s var(--ease);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}
.feature-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--primary), var(--primary-bright));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 24px;
  color: white;
}
.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--gray-900);
}
.feature-card p {
  font-size: 0.95rem;
  color: var(--gray-500);
  line-height: 1.7;
}

/* ---------- How It Works ---------- */
.steps-section { background: var(--white); }
.step {
  text-align: center;
  padding: 0 16px;
}
.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-bright));
  color: white;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.35rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  box-shadow: 0 4px 16px rgba(8,145,178,0.3);
}
.step h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.step p {
  color: var(--gray-500);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ---------- CTA Section ---------- */
.cta {
  position: relative;
  background: linear-gradient(135deg, #0891b2 0%, #0e7490 50%, #155e75 100%);
  padding: 100px 0;
  overflow: hidden;
}
.cta-orb {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  pointer-events: none;
}
.cta-orb-1 { width: 400px; height: 400px; top: -100px; right: -100px; }
.cta-orb-2 { width: 300px; height: 300px; bottom: -80px; left: -60px; }
.cta h2 { color: white; margin-bottom: 16px; }
.cta p { color: rgba(255,255,255,0.8); margin-bottom: 32px; font-size: 1.1rem; }

/* ---------- Feature Row (alternating) ---------- */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 80px;
}
.feature-row:last-child { margin-bottom: 0; }
.feature-row.reverse .feature-visual { order: 2; }
.feature-row.reverse .feature-text { order: 1; }
.feature-visual {
  border-radius: var(--radius-lg);
  background: linear-gradient(135deg, var(--primary), var(--primary-bright));
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}
.feature-visual-placeholder {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  text-align: center;
  padding: 20px;
}
.feature-text .overline { margin-bottom: 12px; display: block; }
.feature-text h2 { margin-bottom: 20px; }
.feature-text p { margin-bottom: 24px; color: var(--gray-500); line-height: 1.7; }
.feature-list {
  list-style: none;
  margin-bottom: 32px;
}
.feature-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  color: var(--gray-600);
  font-size: 0.95rem;
}
.feature-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

/* ---------- Coming Soon Banner ---------- */
.coming-soon-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--primary), var(--primary-bright));
  color: white;
  padding: 10px 24px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 0.9rem;
  box-shadow: 0 4px 16px rgba(8,145,178,0.3);
}

/* ---------- Pricing / Waitlist Section ---------- */
.waitlist-section {
  background: var(--gray-50);
}
.waitlist-card {
  max-width: 560px;
  margin: 0 auto;
  background: white;
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--gray-200);
}
.waitlist-card h3 { margin-bottom: 12px; }
.waitlist-card p { color: var(--gray-500); margin-bottom: 32px; }
.waitlist-form {
  display: flex;
  gap: 12px;
}
.waitlist-form input {
  flex: 1;
  padding: 14px 20px;
  border: 2px solid var(--gray-200);
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s;
}
.waitlist-form input:focus {
  border-color: var(--primary);
}
.waitlist-form button {
  padding: 14px 28px;
  background: var(--primary);
  color: white;
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: all 0.2s;
}
.waitlist-form button:hover {
  background: var(--primary-bright);
}

/* ---------- Footer ---------- */
.footer {
  background: var(--navy);
  color: var(--gray-400);
  padding: 80px 0 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand p { margin-top: 16px; font-size: 0.9rem; line-height: 1.7; color: var(--gray-400); }
.footer h4 {
  color: var(--white);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.footer-links li { margin-bottom: 12px; }
.footer-links a {
  font-size: 0.9rem;
  color: var(--gray-400);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--primary-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}
.footer-bottom a { color: var(--primary-light); }
.footer-bottom a:hover { text-decoration: underline; }

/* ---------- Page Header ---------- */
.page-header {
  position: relative;
  background: linear-gradient(135deg, #0891b2 0%, #06b6d4 50%, #22d3ee 100%);
  padding: 140px 0 80px;
  overflow: hidden;
}
.page-header h1 { color: white; margin-bottom: 16px; }
.page-header .lead { color: rgba(255,255,255,0.85); }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  font-size: 0.9rem;
}
.breadcrumb a { color: rgba(255,255,255,0.7); }
.breadcrumb a:hover { color: white; }
.breadcrumb span { color: rgba(255,255,255,0.5); }

/* ---------- Docs Page ---------- */
.docs-sidebar {
  position: sticky;
  top: 100px;
}
.docs-nav a {
  display: block;
  padding: 10px 16px;
  color: var(--gray-500);
  font-size: 0.95rem;
  border-left: 2px solid var(--gray-200);
  transition: all 0.2s;
}
.docs-nav a:hover {
  color: var(--primary);
  border-color: var(--primary);
}
.docs-nav a.active {
  color: var(--primary);
  border-color: var(--primary);
  font-weight: 600;
}
.docs-content h2 { margin: 48px 0 16px; }
.docs-content h2:first-child { margin-top: 0; }
.docs-content p { margin-bottom: 16px; }
.docs-content code {
  background: var(--gray-100);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.9rem;
}

/* ---------- Legal Pages ---------- */
.legal-content {
  max-width: 800px;
  margin: 0 auto;
}
.legal-content h2 {
  font-size: 1.5rem;
  margin: 48px 0 16px;
}
.legal-content h2:first-child { margin-top: 0; }
.legal-content p {
  margin-bottom: 16px;
  line-height: 1.8;
}
.legal-content ul {
  margin: 0 0 16px 24px;
  list-style: disc;
}
.legal-content ul li {
  margin-bottom: 8px;
  line-height: 1.7;
}

/* ---------- Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .feature-row { grid-template-columns: 1fr; gap: 40px; }
  .feature-row.reverse .feature-visual { order: 0; }
  .feature-row.reverse .feature-text { order: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: white;
    z-index: 999;
    justify-content: center;
    align-items: center;
    gap: 24px;
  }
  .nav-links.open a { font-size: 1.25rem; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
  .section-lg { padding: 80px 0; }
  .hero { min-height: auto; padding: 140px 24px 80px; }
  .hero-actions { flex-direction: column; align-items: center; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
  .waitlist-form { flex-direction: column; }
}