/* Base tokens, reset and element defaults */

@import url("https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.2/css/all.min.css");

:root {
  --bg: #f5f7fa;
  --surface: #ffffff;
  --surface-soft: #eef2f7;
  --text: #15233b;
  --text-muted: #4e5b70;
  --border: #d8e1ec;
  --accent: #1f4dbf;
  --accent-dark: #173a90;
  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --shadow-sm: 0 4px 14px rgba(19, 39, 76, 0.06);
  --shadow-md: 0 12px 28px rgba(13, 33, 68, 0.1);
  --shadow-lg: 0 22px 46px rgba(11, 31, 66, 0.16);
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4rem;
  --container: 1180px;
  --space-section: clamp(3.5rem, 6vw, 5rem);
  --space-section-tight: clamp(2.4rem, 4vw, 3.3rem);
  --space-stack: clamp(1.4rem, 2.2vw, 2.1rem);
  --space-section-block: clamp(1.4rem, 2.2vw, 2.1rem);
  --space-head-gap: clamp(0.7rem, 1.2vw, 1rem);
  --space-card-padding: clamp(1.15rem, 2vw, 1.6rem);
  --font-sans: "Manrope", "Inter", "Segoe UI", "Roboto", -apple-system, BlinkMacSystemFont, sans-serif;
  --z-base: 0;
  --z-decor: 1;
  --z-content: 2;
  --z-card: 3;
  --z-header: 40;
  --z-dropdown: 70;
  --z-overlay: 120;
  --z-modal: 130;
  --z-feedback: 140;
  --case-gradient: radial-gradient(130% 100% at 8% 12%, rgba(164, 190, 228, 0.34), transparent 58%),
                   radial-gradient(90% 70% at 88% 18%, rgba(190, 209, 235, 0.32), transparent 64%),
                   linear-gradient(180deg, #f6f9ff 0%, #edf3fb 52%, #e8eef8 100%);
  --case-text: #1b2b46;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

#contacts {
  scroll-margin-top: 92px;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text);
  background: linear-gradient(180deg, #f8fafd 0%, #f3f6fb 100%);
  line-height: 1.62;
  font-size: 1rem;
  letter-spacing: 0.002em;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s ease;
}

@media (hover: hover) {
  a:hover {
    color: var(--accent-dark);
  }
}

img {
  max-width: 100%;
  display: block;
}