* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: var(--font-main);
    background: var(--color-bg);
    color: var(--color-text);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    margin: var(--spacing-sm) 0 var(--spacing-xs);
    line-height: 1.2;
}

a {
    color: var(--color-accent);
    text-decoration: none;
}

a:hover {
    color: #005fa3;
}

input,
select,
textarea,
button {
    font-family: inherit;
    font-size: 1rem;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    width: 100%;
    margin-bottom: var(--spacing-sm);
}

input:focus,
textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px rgba(0, 119, 204, 0.2);
}

button {
    background: var(--color-accent);
    color: var(--color-white);
    border: none;
    cursor: pointer;
}

button:hover {
    opacity: 0.9;
}

.button-link {
    display: inline-block;
    background: var(--color-accent);
    color: var(--color-white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-weight: bold;
    transition: background var(--transition-fast);
}

.button-link:hover {
    background: #005fa3;
}

/* Utility classes */
.text-center {
    text-align: center;
}

.flex {
    display: flex;
}

.flex-column {
    flex-direction: column;
}

.flex-wrap {
    flex-wrap: wrap;
}

.mt-sm {
    margin-top: var(--spacing-sm);
}

.mb-sm {
    margin-bottom: var(--spacing-sm);
}