/* styles/layout.css - Complete layout structure with sticky footer */

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
}

/* Header styles */
.site-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 40px;
    background-color: var(--card-bg);
    box-shadow: 0 2px 5px var(--shadow-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 10px;
}

.main-nav li {
    margin-right: 30px;
}

.main-nav a {
    font-weight: 600;
    padding-bottom: 5px;
    border-bottom: 2px solid transparent;
    transition: border-color 0.2s ease, color 0.2s ease;
}

.main-nav a[aria-current="page"] {
    border-bottom-color: var(--primary-color);
}

.header-controls {
    display: flex;
    align-items: center;
}

/* Main content area */
.site-main {
    flex: 1;
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 20px;
    width: 100%;
}

.hero-section {
    background-color: var(--card-bg);
    border-radius: 10px;
    padding: 40px;
    box-shadow: 0 5px 15px var(--shadow-color);
    margin-bottom: 30px;
    width: 100%;
}

/* Footer styles */
.site-footer {
    text-align: center;
    background-color: var(--card-bg);
    border-radius: 10px;
    padding: 20px;
    margin-top: auto;
    width: 100%;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .site-header {
        padding: 15px 20px;
        flex-direction: column;
        gap: 15px;
    }

    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px;
    }

    .header-controls {
        order: -1;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .site-main {
        margin: 20px auto;
        padding: 0 15px;
    }

    .hero-section {
        padding: 20px;
        margin-bottom: 20px;
    }
}