/* String — Digital Studio */
:root {
  --white: #ffffff;
  --off-white: #f9f9fb;
  --light: #f0f1f5;
  --navy: #0f172a;
  --slate: #475569;
  --muted: #94a3b8;
  --accent: #2563eb;
  --accent-dark: #1d4ed8;
  --accent-light: #eff6ff;
  --green: #059669;
  --border: 1px solid #e2e8f0;
  --shadow: 0 1px 3px rgba(0,0,0,0.04), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.06), 0 2px 4px -2px rgba(0,0,0,0.05);
  --radius: 12px;
  --radius-sm: 8px;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--white);
  color: var(--navy);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Navigation */
nav {
  position: fixed; top: 0; width: 100%; z-index: 100;
  padding: 18px 0;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  border-bottom: var(--border);
}
.nav-inner {
  max-width: 1280px; margin: 0 auto; padding: 0 40px;
  display: flex; align-items: center; justify-content: space-between;
}
.logo {
  font-size: 22px; font-weight: 700; letter-spacing: -0.5px;
  color: var(--navy); text-decoration: none;
}
.logo::before { content: "●"; color: var(--accent); margin-right: 8px; font-size: 10px; vertical-align: middle; }
.nav-links { display: flex; gap: 36px; list-style: none; align-items: center; }
.nav-links a {
  color: var(--slate); text-decoration: none;
  font-size: 14px; font-weight: 500; transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--navy); }
.nav-cta {
  background: var(--navy); color: var(--white);
  padding: 10px 22px; border-radius: 8px;
  font-size: 13px; font-weight: 600;
  text-decoration: none; transition: all 0.2s;
}
.nav-cta:hover { background: #1e293b; transform: translateY(-1px); }

/* Hero */
.hero {
  padding: 180px 40px 120px;
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; align-items: center;
}
.hero-content h1 {
  font-size: 56px; font-weight: 700; line-height: 1.08;
  letter-spacing: -1.2px; color: var(--navy);
}
.hero-content h1 span { color: var(--accent); }
.hero-content p {
  font-size: 18px; color: var(--slate); max-width: 480px;
  margin-top: 24px; line-height: 1.6;
}
.hero-content .btn-row { margin-top: 36px; display: flex; gap: 16px; }
.hero-visual {
  position: relative;
  height: 420px;
  background: var(--navy);
  border-radius: 24px;
  overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.hero-visual .grid-pattern {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 40px 40px;
}
.hero-visual .circle { position: absolute; border-radius: 50%; }
.hero-visual .c1 { width: 320px; height: 320px; background: var(--accent); opacity: 0.2; top: -60px; right: -60px; }
.hero-visual .c2 { width: 200px; height: 200px; background: var(--green); opacity: 0.15; bottom: -40px; left: -40px; }
.hero-visual .c3 { width: 80px; height: 80px; background: var(--white); opacity: 0.1; top: 50%; left: 50%; transform: translate(-50%, -50%); }
.hero-visual .tag-line {
  position: relative; z-index: 2;
  color: var(--white); font-size: 18px; font-weight: 600;
  letter-spacing: 1px;
}

/* Buttons */
.btn {
  display: inline-block; padding: 14px 32px;
  font-size: 14px; font-weight: 600; text-decoration: none;
  border-radius: 8px; transition: all 0.2s; cursor: pointer; border: none;
}
.btn-primary { background: var(--navy); color: var(--white); }
.btn-primary:hover { background: #1e293b; transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline {
  border: 1.5px solid var(--navy); color: var(--navy);
  background: transparent;
}
.btn-outline:hover { background: var(--navy); color: var(--white); }
.btn-accent { background: var(--accent); color: var(--white); }
.btn-accent:hover { background: var(--accent-dark); transform: translateY(-1px); }

/* Sections */
.container { max-width: 1280px; margin: 0 auto; padding: 0 40px; }
section { padding: 100px 0; }
.bg-light { background: var(--off-white); }

.section-label {
  display: inline-block;
  font-size: 12px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 2px; color: var(--accent);
  background: var(--accent-light);
  padding: 6px 14px; border-radius: 6px;
  margin-bottom: 16px;
}
h2 {
  font-size: 40px; font-weight: 700; line-height: 1.15;
  letter-spacing: -0.6px; max-width: 700px;
}
.section-intro {
  font-size: 17px; color: var(--slate);
  max-width: 560px; margin-top: 16px; line-height: 1.6;
}

/* Icon + text pairs */
.icon-feature {
  display: flex; align-items: flex-start; gap: 16px;
}
.icon-feature .icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 18px;
}
.icon-feature .icon.blue { background: #eff6ff; color: #2563eb; }
.icon-feature .icon.green { background: #ecfdf5; color: #059669; }
.icon-feature .icon.purple { background: #f5f3ff; color: #7c3aed; }
.icon-feature .icon.amber { background: #fffbeb; color: #d97706; }
.icon-feature h3 { font-size: 16px; font-weight: 600; margin-bottom: 4px; }
.icon-feature p { font-size: 14px; color: var(--slate); }

/* Stats row */
.stats-row {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 20px; margin-top: 60px;
}
.stat-card {
  background: var(--white); padding: 32px 28px;
  border-radius: var(--radius); text-align: center;
  box-shadow: var(--shadow); border: var(--border);
}
.stat-card .num { font-size: 36px; font-weight: 700; color: var(--accent); }
.stat-card .label { font-size: 13px; color: var(--slate); margin-top: 4px; }

/* Service cards */
.service-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px; margin-top: 60px;
}
.service-card {
  background: var(--white); padding: 36px 28px;
  border-radius: var(--radius); border: var(--border);
  transition: all 0.2s;
}
.service-card:hover {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
  transform: translateY(-2px);
}
.service-card h3 { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
.service-card p { font-size: 14px; color: var(--slate); line-height: 1.6; }
.service-card .card-icon { font-size: 24px; margin-bottom: 16px; }

/* Process */
.process-list { margin-top: 60px; counter-reset: step; }
.process-item {
  display: flex; gap: 28px; padding: 32px 0;
  border-bottom: var(--border);
}
.process-item:first-child { border-top: var(--border); }
.process-num {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--navy); color: var(--white);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px; font-weight: 700; flex-shrink: 0;
}
.process-item h3 { font-size: 19px; font-weight: 600; margin-bottom: 4px; }
.process-item p { color: var(--slate); font-size: 15px; max-width: 500px; }

/* Pricing */
.pricing-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px; margin-top: 60px;
}
.pricing-card {
  background: var(--white); padding: 40px 32px;
  border-radius: var(--radius); border: var(--border);
  text-align: center; transition: all 0.2s;
}
.pricing-card.featured {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent), 0 4px 24px rgba(37,99,235,0.1);
  position: relative;
}
.pricing-card .badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--accent); color: var(--white);
  padding: 5px 18px; border-radius: 20px;
  font-size: 12px; font-weight: 600;
}
.pricing-card .plan { font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; color: var(--accent); }
.pricing-card .price { font-size: 44px; font-weight: 700; margin: 12px 0 4px; }
.pricing-card .price-suffix { font-size: 14px; color: var(--slate); font-weight: 400; }
.pricing-card ul { list-style: none; text-align: left; margin: 28px 0; }
.pricing-card li {
  padding: 9px 0; font-size: 14px; color: var(--slate);
  border-bottom: 1px solid #f1f5f9; display: flex; align-items: center; gap: 8px;
}
.pricing-card li:last-child { border: none; }
.pricing-card li::before { content: ""; display: inline-block; width: 6px; height: 6px; background: var(--green); border-radius: 50%; flex-shrink: 0; }

/* Add-on cards */
.addon-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 40px; }
.addon-card { text-align: center; padding: 24px; background: var(--white); border-radius: var(--radius-sm); border: var(--border); }
.addon-card .name { font-weight: 600; font-size: 15px; }
.addon-card .price { color: var(--slate); font-size: 13px; margin-top: 4px; }

/* Contact Form */
.contact-layout {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 80px; margin-top: 56px;
}
.form-group { margin-bottom: 22px; }
.form-group label {
  display: block; font-size: 13px; font-weight: 600;
  margin-bottom: 8px; color: var(--slate);
}
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 12px 16px;
  background: var(--off-white); border: var(--border);
  border-radius: 8px; color: var(--navy); font-size: 14px;
  font-family: inherit; transition: border-color 0.2s;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px rgba(37,99,235,0.1);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; overflow: hidden; }
.form-success { display: none; }
.form-success.visible { display: block; }

/* Quote */
.quote-block {
  max-width: 700px; margin: 0 auto; text-align: center; padding: 60px 0;
}
.quote-block blockquote {
  font-size: 28px; font-weight: 500; line-height: 1.4;
  font-style: italic; color: var(--navy);
}
.quote-block cite {
  display: block; margin-top: 20px; font-size: 14px;
  color: var(--slate); font-style: normal;
}

/* CTA Section */
.cta-section {
  background: var(--navy); padding: 100px 0; text-align: center;
}
.cta-section h2 { color: var(--white); margin: 0 auto; }
.cta-section p { color: rgba(255,255,255,0.7); margin: 16px 0 32px; font-size: 16px; }
.cta-section .btn-primary { background: var(--white); color: var(--navy); }
.cta-section .btn-primary:hover { background: #e2e8f0; }

/* Referral */
.referral-section {
  background: var(--accent-light); padding: 80px 0; text-align: center;
}

/* Footer */
footer {
  padding: 48px 40px 36px;
  border-top: var(--border); text-align: center;
  background: var(--off-white);
}
footer p { color: var(--slate); font-size: 13px; }
.footer-links {
  display: flex; gap: 28px; justify-content: center;
  margin-bottom: 16px; list-style: none;
}
.footer-links a { color: var(--slate); text-decoration: none; font-size: 13px; }
.footer-links a:hover { color: var(--navy); }

/* Responsive */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding: 140px 24px 80px; }
  .hero-content h1 { font-size: 38px; }
  .hero-visual { height: 260px; }
  .service-grid, .pricing-grid, .addon-grid { grid-template-columns: 1fr; }
  .contact-layout { grid-template-columns: 1fr; gap: 40px; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .nav-links { display: none; }
  .container { padding: 0 24px; }
  section { padding: 60px 0; }
  h2 { font-size: 28px; }
}