/* =========================
   GLOBAL STYLE SYSTEM (style.css)
========================= */
:root {
    --primary: #2563EB;
    --dark: #0F172A;
    --text: #334155;
    --light: #F8FAFC;
    --border: #E2E8F0;
}

body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    color: var(--text);
    background: var(--light);
}

h1 {
    font-size: 42px;
    font-weight: 700;
    color: var(--dark);
}

h2 {
    font-size: 32px;
    font-weight: 600;
    color: var(--dark);
}

h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--dark);
}

p {
    font-size: 16px;
}

.container {
    max-width: 1200px;
    margin: auto;
    padding: 0 20px;
}

.btn {
    background: var(--primary);
    color: white;
    padding: 12px 24px;
    border-radius: 6px;
    text-decoration: none;
    display: inline-block;
}

.section {
    padding: 80px 0;
}

/* =========================
   HEADER
========================= */

.header {
    display: flex;
    justify-content: space-between;
    padding: 20px 0;
}

.header a {
    margin-left: 20px;
    text-decoration: none;
    color: var(--dark);
}

/* =========================