:root {
    --primary: #2563eb; --primary-dark: #1d4ed8; --secondary: #64748b;
    --dark: #0f172a; --light: #f8fafc; --success: #10b981;
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1); --radius: 12px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    line-height: 1.6; color: var(--dark); background: var(--light);
}
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255,255,255,0.95); backdrop-filter: blur(10px);
    border-bottom: 1px solid #e2e8f0; padding: 16px 0;
}
.header__inner { display: flex; justify-content: space-between; align-items: center; }
.logo { font-weight: 700; font-size: 1.5rem; color: var(--dark); text-decoration: none; }
.logo span { color: var(--primary); }
.nav { display: flex; align-items: center; gap: 24px; }
.nav a:not(.btn) { text-decoration: none; color: var(--secondary); font-weight: 500; transition: color 0.2s; }
.nav a:not(.btn):hover { color: var(--primary); }
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 12px 24px; border-radius: var(--radius);
    font-weight: 600; text-decoration: none; transition: all 0.2s; cursor: pointer; border: none;
    gap: 8px; text-align: center;
}
.btn--primary { background: var(--primary); color: white; }
.btn--primary:hover { background: var(--primary-dark); transform: translateY(-1px); box-shadow: var(--shadow); }
.btn--secondary { background: white; color: var(--primary); border: 2px solid var(--primary); }
.btn--secondary:hover { background: #eff6ff; transform: translateY(-1px); }
.btn--large { padding: 16px 32px; font-size: 1.1rem; }
.hero {
    padding: 80px 0; text-align: center;
    background: linear-gradient(135deg, #eff6ff 0%, #ffffff 100%);
}
.hero h1 { font-size: 2.5rem; font-weight: 700; margin-bottom: 16px; line-height: 1.2; }
.hero h1 span { color: var(--primary); display: block; font-size: 1.8rem; margin-top: 8px; }
.hero__subtitle { font-size: 1.25rem; color: var(--secondary); max-width: 700px; margin: 0 auto 32px; }
.hero__buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-bottom: 32px; }
.hero__trust { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; color: var(--secondary); font-size: 0.95rem; }
.hero__trust span::before { content: "✓ "; color: var(--success); font-weight: 600; margin-right: 4px; }
section { padding: 60px 0; }
.section-title { text-align: center; font-size: 2rem; font-weight: 700; margin-bottom: 48px; }
.services__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.service-card {
    background: white; padding: 24px; border-radius: var(--radius);
    box-shadow: var(--shadow); transition: transform 0.2s, box-shadow 0.2s;
}
.service-card:hover { transform: translateY(-4px); box-shadow: 0 12px 24px -8px rgb(0 0 0 / 0.15); }
.service-card__icon { font-size: 2rem; margin-bottom: 16px; }
.service-card h3 { font-weight: 600; margin-bottom: 12px; font-size: 1.25rem; }
.service-card p { color: var(--secondary); margin-bottom: 16px; font-size: 0.95rem; }
.service-card__link { color: var(--primary); font-weight: 500; text-decoration: none; display: inline-flex; align-items: center; gap: 4px; }
.service-card__link:hover { text-decoration: underline; }
.stack { background: white; }
.stack__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; }
.stack__item { background: var(--light); padding: 16px 20px; border-radius: var(--radius); border-left: 4px solid var(--primary); }
.stack__item strong { display: block; margin-bottom: 4px; color: var(--dark); }
.process__steps { counter-reset: step; list-style: none; max-width: 800px; margin: 0 auto 32px; }
.process__steps li { position: relative; padding-left: 40px; margin-bottom: 20px; font-size: 1.05rem; }
.process__steps li::before {
    counter-increment: step; content: counter(step);
    position: absolute; left: 0; top: 0;
    width: 28px; height: 28px; background: var(--primary); color: white;
    border-radius: 50%; display: flex; align-items: center; justify-content: center;
    font-weight: 600; font-size: 0.9rem;
}
.process__cta { text-align: center; }
.cases__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.case-card { background: white; padding: 24px; border-radius: var(--radius); box-shadow: var(--shadow); }
.case-card h3 { font-weight: 600; margin-bottom: 12px; font-size: 1.2rem; }
.case-card p { color: var(--secondary); margin-bottom: 16px; }
.case-card__result {
    background: #ecfdf5; color: #065f46; padding: 8px 12px;
    border-radius: 8px; font-weight: 600; display: inline-block; margin-top: 8px; font-size: 0.95rem;
}
.cases__note { text-align: center; color: var(--secondary); margin-top: 24px; font-style: italic; }
.cta {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white; text-align: center; padding: 60px 0;
}
.cta h2 { font-size: 2rem; margin-bottom: 16px; }
.cta p { max-width: 700px; margin: 0 auto 24px; opacity: 0.95; font-size: 1.1rem; }
.cta__note { font-size: 0.95rem; opacity: 0.85; margin-top: 16px; }
.footer { background: var(--dark); color: #94a3b8; padding: 32px 0; text-align: center; font-size: 0.95rem; }
.footer p { margin: 4px 0; }
@media (max-width: 768px) {
    .header__inner { flex-direction: column; gap: 16px; }
    .nav { flex-wrap: wrap; justify-content: center; gap: 12px; }
    .hero { padding: 60px 0; }
    .hero h1 { font-size: 2rem; }
    .hero h1 span { font-size: 1.5rem; }
    .hero__buttons { flex-direction: column; align-items: center; }
    .btn--large { width: 100%; max-width: 320px; }
    .section-title { font-size: 1.75rem; }
    section { padding: 48px 0; }
}
@media (max-width: 480px) {
    .hero h1 { font-size: 1.75rem; }
    .hero__subtitle { font-size: 1.1rem; }
    .stack__item, .service-card { padding: 20px; }
}