:root {
    --primary: #b91c1c;
    --primary-dark: #991b1b;
    --secondary: #f59e0b;

    --dark: #111827;
    --dark-soft: #1f2937;

    --light: #f8fafc;
    --white: #ffffff;

    --text: #1f2937;
    --muted: #6b7280;

    --border: #e5e7eb;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;

    --shadow-sm:
        0 2px 8px rgba(0, 0, 0, .06);

    --shadow-md:
        0 8px 25px rgba(0, 0, 0, .10);

    --transition:
        .2s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family:
        Inter,
        system-ui,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        sans-serif;

    color: var(--text);
    background: var(--light);
    line-height: 1.6;
}

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

button,
input,
textarea,
select {
    font: inherit;
}

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

.container-main {
    width: min(1200px, 92%);
    margin: 0 auto;
}

.btn-primary-custom {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;

    padding: 12px 20px;

    border: 0;
    border-radius: var(--radius-sm);

    background: var(--primary);
    color: var(--white);

    font-weight: 600;

    cursor: pointer;

    transition: var(--transition);
}

.btn-primary-custom:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}