/* Header & Navigation */
.site-header {
    width: 100%;
    background-color: #fff;
    box-shadow: 0 2px 15px rgba(0,0,0,0.03);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    max-width: 1400px;
    margin: 0 auto;
    position: relative;
}

.brand-link {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    line-height: 1;
}

.brand a {
    font-size: 1.8rem;
    letter-spacing: 2px;
}

.brand-main {
    font-family: inherit;
    font-size: 42px;
    letter-spacing: 0.08em;
    color: #333;
}

.brand-subtitle {
    margin-top: 6px;
    font-size: 11px;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: #777;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 10px;
    border: 0;
    background: transparent;
    color: var(--primary-color);
    cursor: pointer;
}

.nav-toggle-line {
    display: block;
    width: 24px;
    height: 2px;
    margin: 5px auto;
    background-color: currentColor;
    transition: transform 0.25s ease, opacity 0.25s ease;
}

@media (max-width: 768px) {
    .navbar {
        padding: 1rem 5%;
    }

    .brand-main {
        font-size: 30px;
    }

    .brand-subtitle {
        margin-top: 4px;
        font-size: 8px;
        letter-spacing: 0.18em;
    }

    .nav-enhanced .nav-toggle {
        display: block;
        flex: 0 0 auto;
    }

    .nav-enhanced .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        display: flex;
        flex-direction: column;
        gap: 0;
        padding: 0 5%;
        background-color: #fff;
        border-top: 1px solid rgba(0,0,0,0.06);
        box-shadow: 0 12px 20px rgba(0,0,0,0.08);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-8px);
        pointer-events: none;
        transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s ease;
    }

    .nav-enhanced .nav-links.is-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
    }

    .nav-enhanced .nav-links a {
        width: 100%;
        padding: 1.1rem 0;
        border-bottom: 1px solid rgba(0,0,0,0.06);
        font-size: 0.9rem;
    }

    .nav-enhanced .nav-links a:last-child {
        border-bottom: 0;
    }

    .nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
}

@media (prefers-reduced-motion: reduce) {
    .nav-toggle-line,
    .nav-links {
        transition: none;
    }
}

/* Main Content Area */
.site-content {
    flex: 1; /* Allows main area to grow and push footer down */
    padding: 4rem 5%;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

/* Django Message Framework Styling */
.message-container {
    margin-bottom: 2rem;
}

.message-box {
    padding: 1rem 1.5rem;
    margin-bottom: 1rem;
    border-left: 4px solid var(--accent-color);
    background-color: #fff;
    box-shadow: 0 4px 10px rgba(0,0,0,0.03);
    font-family: var(--font-body);
    font-size: 0.95rem;
    color: var(--primary-color);
}

/* Theme-specific message colors */
.message-success { border-left-color: #8b9a7b; } /* Muted sage green */
.message-error { border-left-color: #a86b6b; } /* Muted brick red */
.message-warning { border-left-color: #c5a880; } /* Accent gold */
.message-info { border-left-color: #7b8b9a; } /* Muted slate blue */

/* Footer */
.site-footer {
    background-color: var(--primary-color);
    color: #fff;
    text-align: center;
    padding: 4rem 20px 2rem;
    margin-top: auto;
}

.footer-inner {
    margin-bottom: 2.5rem;
}

.footer-brand {
    color: #fff;
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.footer-links a {
    color: #fff;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid transparent;
    padding-bottom: 3px;
}

.footer-links a:hover {
    color: var(--accent-color);
    border-bottom-color: var(--accent-color);
}

.footer-bottom p {
    color: #999;
    font-size: 0.85rem;
    letter-spacing: 1px;
}