:root {
    --primary: #0d6efd;
    --primary-dark: #0b1f44;
    --accent: #f4b400;
    --bg: #f5f7fa;
    --white: #ffffff;
    --text: #1f2937;
    --muted: #6b7280;
    --border: #e5e7eb;
    --radius: 14px;
    --shadow: 0 10px 28px rgba(15, 23, 42, .08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    color: var(--text);
    background: var(--bg);
}

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

button,
input {
    font: inherit;
}

.container {
    width: min(1180px, calc(100% - 32px));
    margin: 0 auto;
}

.site-main {
    min-height: 70vh;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 18px;
    border-radius: 10px;
    background: var(--primary);
    color: var(--white);
    font-weight: 700;
    box-shadow: 0 8px 18px rgba(13, 110, 253, .22);
}

.btn-primary:hover {
    background: #0b5ed7;
}

.text-muted {
    color: var(--muted);
}