/* ============================================================
   Metrik Marketing — Global Stylesheet
   ============================================================ */

:root {
  --color-bg: #0a0a0f;
  --color-surface: #111118;
  --color-surface-2: #1a1a26;
  --color-border: #2a2a3a;
  --color-accent: #6c63ff;
  --color-accent-2: #00d4aa;
  --color-text: #f0f0f8;
  --color-text-muted: #8888aa;
  --color-white: #ffffff;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --max-width: 1140px;
  --nav-height: 64px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ============================================================
   Typography
   ============================================================ */
h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 800; line-height: 1.1; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 700; line-height: 1.2; letter-spacing: -0.02em; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); font-weight: 600; line-height: 1.3; }
h4 { font-size: 1rem; font-weight: 600; }
p  { font-size: 1.05rem; color: var(--color-text-muted); }

.text-gradient {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================================
   Layout
   ============================================================ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

section { padding: 96px 0; }

/* ============================================================
   Navigation
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.nav-logo {
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-white);
}
.nav-logo span { color: var(--color-accent); }

.nav-links {
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--color-text); }
.nav-links a.active { color: var(--color-text); }

.nav-cta {
  background: var(--color-accent);
  color: var(--color-white) !important;
  padding: 8px 20px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.875rem;
  transition: opacity 0.2s, transform 0.1s;
}
.nav-cta:hover { opacity: 0.9; transform: translateY(-1px); }

.nav-hamburger { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.nav-hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--color-text); border-radius: 2px;
  transition: transform 0.2s;
}

/* ============================================================
   Buttons
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-weight: 600;
  transition: all 0.2s;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-white);
}
.btn-primary:hover { opacity: 0.9; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(108, 99, 255, 0.35); }

.btn-secondary {
  background: var(--color-surface-2);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-secondary:hover { border-color: var(--color-accent); color: var(--color-accent); transform: translateY(-2px); }

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}
.btn-outline:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  padding-top: calc(var(--nav-height) + 80px);
  padding-bottom: 96px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(108, 99, 255, 0.12);
  border: 1px solid rgba(108, 99, 255, 0.3);
  color: var(--color-accent);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.hero-badge .dot {
  width: 6px; height: 6px;
  background: var(--color-accent-2);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero h1 { margin-bottom: 24px; max-width: 820px; margin-left: auto; margin-right: auto; }
.hero p {
  font-size: 1.2rem;
  max-width: 580px;
  margin: 0 auto 40px;
  color: var(--color-text-muted);
}

.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.hero-bg-glow {
  position: absolute;
  top: -200px; left: 50%; transform: translateX(-50%);
  width: 800px; height: 600px;
  background: radial-gradient(ellipse, rgba(108, 99, 255, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

/* ============================================================
   Stats
   ============================================================ */
.stats {
  padding: 48px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-value {
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label { font-size: 0.875rem; color: var(--color-text-muted); margin-top: 4px; }

/* ============================================================
   Section Headers
   ============================================================ */
.section-header { text-align: center; margin-bottom: 64px; }
.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
}
.section-header h2 { margin-bottom: 16px; }
.section-header p { max-width: 560px; margin: 0 auto; font-size: 1.1rem; }

/* ============================================================
   Features / How It Works
   ============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: border-color 0.2s, transform 0.2s;
}
.feature-card:hover { border-color: var(--color-accent); transform: translateY(-4px); }

.feature-icon {
  width: 48px; height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(108, 99, 255, 0.12);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 20px;
}

.feature-card h3 { margin-bottom: 10px; font-size: 1.15rem; color: var(--color-text); }
.feature-card p  { font-size: 0.95rem; }

/* ============================================================
   Services / Pricing Cards
   ============================================================ */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.pricing-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 36px;
  position: relative;
  transition: border-color 0.2s, transform 0.2s;
}
.pricing-card:hover { border-color: var(--color-accent); transform: translateY(-4px); }

.pricing-card.popular {
  border-color: var(--color-accent);
  background: linear-gradient(180deg, rgba(108, 99, 255, 0.08) 0%, var(--color-surface) 40%);
}

.popular-badge {
  position: absolute;
  top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-tier { font-size: 0.8rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-accent); margin-bottom: 8px; }
.pricing-name { font-size: 1.4rem; font-weight: 700; color: var(--color-text); margin-bottom: 4px; }
.pricing-price { display: flex; align-items: baseline; gap: 4px; margin: 16px 0; }
.pricing-amount { font-size: 2.8rem; font-weight: 800; color: var(--color-white); letter-spacing: -0.03em; }
.pricing-period { font-size: 0.9rem; color: var(--color-text-muted); }
.pricing-desc { font-size: 0.9rem; color: var(--color-text-muted); margin-bottom: 24px; padding-bottom: 24px; border-bottom: 1px solid var(--color-border); }

.pricing-features { margin-bottom: 28px; }
.pricing-features li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  padding: 7px 0;
}
.pricing-features li::before {
  content: "✓";
  color: var(--color-accent-2);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.pricing-card .btn { width: 100%; justify-content: center; }

/* ============================================================
   Testimonials / Social Proof
   ============================================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
}

.testimonial-stars { color: #fbbf24; font-size: 0.85rem; letter-spacing: 2px; margin-bottom: 14px; }
.testimonial-text { font-size: 0.95rem; color: var(--color-text); line-height: 1.7; margin-bottom: 20px; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 12px; }
.testimonial-avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.85rem; color: var(--color-white);
  flex-shrink: 0;
}
.testimonial-name { font-weight: 600; font-size: 0.9rem; color: var(--color-text); }
.testimonial-role { font-size: 0.8rem; color: var(--color-text-muted); }

/* ============================================================
   CTA Banner
   ============================================================ */
.cta-banner {
  background: linear-gradient(135deg, rgba(108, 99, 255, 0.15) 0%, rgba(0, 212, 170, 0.08) 100%);
  border: 1px solid rgba(108, 99, 255, 0.25);
  border-radius: var(--radius-lg);
  padding: 72px 48px;
  text-align: center;
}

.cta-banner h2 { margin-bottom: 16px; }
.cta-banner p  { margin-bottom: 36px; max-width: 480px; margin-left: auto; margin-right: auto; }
.cta-banner .hero-actions { justify-content: center; }

/* ============================================================
   About page specifics
   ============================================================ */
.about-hero { padding-top: calc(var(--nav-height) + 80px); padding-bottom: 64px; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-text h2 { margin-bottom: 20px; }
.about-text p  { margin-bottom: 16px; }

.values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.value-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 24px;
}
.value-card h4 { margin-bottom: 8px; color: var(--color-text); }
.value-card p  { font-size: 0.9rem; }

/* ============================================================
   Contact / Form
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 64px;
  align-items: start;
}

.contact-info h2 { margin-bottom: 16px; }
.contact-info p  { margin-bottom: 32px; }

.contact-detail {
  display: flex; align-items: flex-start; gap: 14px;
  margin-bottom: 24px;
}
.contact-detail-icon {
  width: 40px; height: 40px;
  background: rgba(108, 99, 255, 0.12);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; flex-shrink: 0;
}
.contact-detail-text strong { display: block; color: var(--color-text); font-size: 0.9rem; margin-bottom: 2px; }
.contact-detail-text span   { font-size: 0.875rem; color: var(--color-text-muted); }

.form-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 40px;
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-group { margin-bottom: 20px; }
.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 8px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font: inherit;
  font-size: 0.95rem;
  color: var(--color-text);
  transition: border-color 0.2s;
  outline: none;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--color-text-muted); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--color-accent); }
.form-group select option { background: var(--color-surface); }
.form-group textarea { resize: vertical; min-height: 120px; }

.form-submit { width: 100%; justify-content: center; margin-top: 8px; font-size: 1rem; padding: 16px; }

/* ============================================================
   Footer
   ============================================================ */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 48px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .nav-logo { font-size: 1.2rem; display: block; margin-bottom: 12px; }
.footer-brand p { font-size: 0.875rem; max-width: 260px; }

.footer-col h4 { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--color-text); margin-bottom: 16px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { font-size: 0.875rem; color: var(--color-text-muted); transition: color 0.2s; }
.footer-col ul a:hover { color: var(--color-text); }

.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-bottom p { font-size: 0.8rem; color: var(--color-text-muted); margin: 0; }

/* ============================================================
   Page Hero (for inner pages)
   ============================================================ */
.page-hero {
  padding-top: calc(var(--nav-height) + 80px);
  padding-bottom: 64px;
  text-align: center;
}
.page-hero h1 { margin-bottom: 16px; }
.page-hero p { font-size: 1.15rem; max-width: 560px; margin: 0 auto; }

/* ============================================================
   Process Steps
   ============================================================ */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.process-step {
  text-align: center;
  padding: 32px 20px;
  position: relative;
}

.step-number {
  width: 52px; height: 52px;
  border-radius: 50%;
  background: rgba(108, 99, 255, 0.12);
  border: 2px solid rgba(108, 99, 255, 0.3);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; font-weight: 800;
  color: var(--color-accent);
  margin: 0 auto 20px;
}

.process-step h3 { font-size: 1rem; margin-bottom: 10px; }
.process-step p   { font-size: 0.875rem; }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 900px) {
  .features-grid,
  .pricing-grid,
  .testimonials-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid,
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .process-steps { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }

  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 20px 24px 28px;
    gap: 16px;
    z-index: 99;
  }
  .nav-hamburger { display: flex; }
}

@media (max-width: 600px) {
  section { padding: 64px 0; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .cta-banner { padding: 48px 24px; }
  .form-card { padding: 24px; }
}