:root {
    --color-blue: #26e;
    --color-blue-light: #11e;

    --color-white: #fff;
    --color-gray-light: #eef;
    --color-gray: #345;
    --color-gray-blue: #cde;
    --color-black: #012;

    --color-background: var(--color-white);
    --color-text: var(--color-black);

    --font-main-fallback: -apple-system, BlinkMacSystemFont, sans-serif;
    --font-main: 'Inter', var(--font-main-fallback);

    --font-accent-fallback: -apple-system, BlinkMacSystemFont, sans-serif;
    --font-accent: 'Prosto One', var(--font-accent-fallback);
}

/* Глобальный сброс и база */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    border: none;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== ХЕДЕР / НАВИГАЦИЯ ===== */
header {
    padding: 24px 0 12px;
    border-bottom: 1px solid var(--color-gray-light);
    background-color: var(--color-background);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: #0b1a2e;
    text-decoration: none;
}

.logo span {
    color: #2563eb;
}

.nav-links {
    display: flex;
    gap: 32px;
    font-weight: 600;
    font-size: 15px;
}

.nav-links a {
    text-decoration: none;
    color: #334155;
    transition: color 0.15s;
}

.nav-links a:hover {
    color: #2563eb;
}

/* ===== ГЛАВНЫЙ ЭКРАН (HERO) ===== */
.hero {
    padding: 80px 0 64px;
    background: linear-gradient(145deg, #ffffff 0%, #f1f5f9 100%);
    border-bottom: 1px solid #e2e8f0;
}

.hero-grid {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.hero-badge {
    display: inline-block;
    background: #dbeafe;
    color: #1e40af;
    font-weight: 700;
    font-size: 14px;
    padding: 4px 16px;
    border-radius: 40px;
    letter-spacing: 0.3px;
    width: fit-content;
}

.hero h1 {
    font-size: 56px;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -2px;
    color: #0b1a2e;
    max-width: 800px;
}

.hero h1 .highlight {
    color: #2563eb;
    background: #dbeafe;
    padding: 0 8px;
    border-radius: 8px;
}

.hero-sub {
    font-size: 22px;
    font-weight: 400;
    color: #334155;
    max-width: 640px;
    margin-top: 8px;
}

.hero-code {
    font-family: 'Inter', monospace;
    font-size: 18px;
    background: #0b1a2e;
    color: #a5f3fc;
    padding: 12px 24px;
    border-radius: 60px;
    display: inline-block;
    letter-spacing: 0.5px;
    font-weight: 600;
    margin-top: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
}

.hero-code span {
    color: #facc15;
}

.hero-cta {
    margin-top: 32px;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-primary {
    background: #2563eb;
    color: white;
    border: none;
    padding: 14px 40px;
    border-radius: 60px;
    font-weight: 700;
    font-size: 16px;
    text-decoration: none;
    transition: background 0.2s, transform 0.1s;
    display: inline-block;
}

.btn-primary:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: #0b1a2e;
    border: 2px solid #cbd5e1;
    padding: 12px 38px;
    border-radius: 60px;
    font-weight: 700;
    font-size: 16px;
    text-decoration: none;
    transition: border 0.2s, background 0.2s;
    display: inline-block;
}

.btn-outline:hover {
    border-color: #2563eb;
    background: #f8fafc;
}

/* ===== СЕКЦИИ ОБЩИЕ ===== */
section {
    padding: 72px 0;
    border-bottom: 1px solid #e2e8f0;
    background: white;
}

.section-label {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: #2563eb;
    margin-bottom: 8px;
}

.section-title {
    font-size: 36px;
    font-weight: 800;
    letter-spacing: -1px;
    color: #0b1a2e;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 18px;
    color: #475569;
    max-width: 600px;
    margin-bottom: 40px;
}

/* ===== О СЕБЕ ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: start;
}

.about-text {
    font-size: 18px;
    color: #1e293b;
}

.about-text strong {
    color: #0b1a2e;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    background: #f1f5f9;
    padding: 32px;
    border-radius: 24px;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 40px;
    font-weight: 800;
    color: #2563eb;
}

.stat-label {
    font-size: 14px;
    color: #475569;
    font-weight: 500;
}

/* ===== БЛОГ (карточки) ===== */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.blog-card {
    background: #f8fafc;
    padding: 28px;
    border-radius: 24px;
    border: 1px solid #e2e8f0;
    transition: transform 0.2s, box-shadow 0.2s;
}

.blog-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px -12px rgba(0, 0, 0, 0.1);
}

.blog-tag {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    color: #2563eb;
    letter-spacing: 1px;
}

.blog-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin: 12px 0 8px;
}

.blog-card p {
    color: #475569;
    font-size: 15px;
}

.blog-meta {
    margin-top: 16px;
    font-size: 14px;
    color: #94a3b8;
    font-weight: 500;
}

/* ===== ПОРТФОЛИО / ПРИМЕРЫ РАБОТ ===== */
.portfolio-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.portfolio-item {
    background: #f1f5f9;
    border-radius: 24px;
    padding: 32px;
    border-left: 6px solid #2563eb;
    transition: background 0.2s;
}

.portfolio-item:hover {
    background: #e2e8f0;
}

.portfolio-item .label {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    color: #2563eb;
    letter-spacing: 1px;
}

.portfolio-item h3 {
    font-size: 24px;
    font-weight: 700;
    margin: 12px 0 8px;
}

.portfolio-item p {
    color: #334155;
    font-size: 16px;
}

.portfolio-item .result {
    display: inline-block;
    margin-top: 16px;
    background: #0b1a2e;
    color: white;
    padding: 4px 16px;
    border-radius: 40px;
    font-weight: 600;
    font-size: 14px;
}

/* ===== ПОДВАЛ ===== */
footer {
    background: #0b1a2e;
    color: #cbd5e1;
    padding: 48px 0;
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 24px;
}

.footer-logo {
    font-size: 22px;
    font-weight: 800;
    color: white;
}

.footer-logo span {
    color: #60a5fa;
}

.footer-tagline {
    font-size: 15px;
    color: #94a3b8;
    max-width: 400px;
}

.footer-cta {
    background: #2563eb;
    color: white;
    padding: 12px 28px;
    border-radius: 60px;
    font-weight: 700;
    text-decoration: none;
    font-size: 15px;
    transition: background 0.2s;
}

.footer-cta:hover {
    background: #1d4ed8;
}

/* ===== АДАПТИВНОСТЬ ===== */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 36px;
    }

    .hero-sub {
        font-size: 18px;
    }

    .about-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
    }

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

    .nav-links {
        gap: 16px;
        font-size: 14px;
    }

    .header-inner {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }

    .about-stats {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 480px) {
    .blog-grid {
        grid-template-columns: 1fr;
    }

    .hero-code {
        font-size: 14px;
        padding: 8px 16px;
    }

    .btn-primary,
    .btn-outline {
        width: 100%;
        text-align: center;
    }
}

.header-sub {
    font-size: 24px;
    font-weight: 700;
    font-family: 'Prosto One', cursive;
    background-color: #11e;
    color: #ddd;
    overflow: hidden;
    white-space: nowrap;
    position: relative;
    padding: 10px 0;
}

.header-sub .marquee-content {
    display: inline-block;
    animation: marquee 12s linear infinite;
}

.marquee-content p {
    display: inline-block;
}

.header-sub a {
    color: inherit;
}

@keyframes marquee {
    0% {
        transform: translateX(0);
    }

    100% {
        transform: translateX(-50%);
    }
}