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

:root {
    --accent: #157fc4;
    --accent-light: rgba(21, 127, 196, 0.08);
    --accent-hover: #1168a3;
    --dark: #1E1E1E;
    --light: #E8E8E8;
    --white: #ffffff;
    --bg: #f4f5f7;
    --text-secondary: #6b7280;
    --text-tertiary: #9ca3af;
    --border: #E8E8E8;
    --radius: 12px;
    --radius-sm: 8px;
    --radius-lg: 16px;
    --transition: 0.2s ease;
}

html { scroll-behavior: smooth; }

body {
    overflow-x: hidden;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg);
    color: var(--dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius-sm);
    font-size: 14px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-accent {
    background: var(--accent);
    color: white;
    width: 300px;
}

.btn-accent:hover {
    background: var(--accent-hover);
    border-radius: 0;
}

.btn-white {
    background: white;
    color: var(--dark);
}

.btn-white:hover {
    background: var(--light);
    border-radius: 0;

}

.btn-ghost-white {
    background: rgba(255,255,255,0.1);
    color: white;
    border: 1px solid rgba(255,255,255,0.2);
    width: 300px;
}

.btn-ghost-white:hover {
    background: rgba(255,255,255,0.2);
    border-radius: 0;
}

.btn svg { width: 16px; height: 16px; }

/* Общие анимации */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.animate-in {
    opacity: 0;
    animation: fadeInUp 0.5s ease forwards;
}

.delay-1 { animation-delay: 0.05s; }
.delay-2 { animation-delay: 0.1s; }
.delay-3 { animation-delay: 0.15s; }
.delay-4 { animation-delay: 0.2s; }
.delay-5 { animation-delay: 0.25s; }
.delay-6 { animation-delay: 0.3s; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--light); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-tertiary); }