/* ===== Site Header ===== */
.site-header {
    background: #ffffff;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    max-width: 1320px;
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

/* ===== Brand ===== */
.header-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    flex-shrink: 0;
}

.header-logo {
    height: 34px;
    width: auto;
}

.header-app-name {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 0.03em;
    text-transform: uppercase;
    padding-left: 12px;
    border-left: 1px solid var(--color-border);
}

/* ===== Navigation ===== */
.header-nav {
    display: flex;
    align-items: center;
}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 0;
    margin: 0;
}

.nav-link-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    text-decoration: none;
    transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
    border: 1px solid transparent;
    white-space: nowrap;
}

.nav-link-item:hover {
    background: var(--color-accent-soft);
    color: var(--color-accent);
    border-color: #dbeafe;
    text-decoration: none;
}

.nav-link-item i {
    font-size: 1rem;
    flex-shrink: 0;
}

.nav-link-logout:hover {
    background: #fef2f2;
    color: #b91c1c;
    border-color: #fecaca;
}

/* ===== Main ===== */
.main-container {
    min-height: calc(100vh - 132px);
}

/* ===== Footer ===== */
.site-footer {
    background: #ffffff;
    border-top: 1px solid var(--color-border);
    color: var(--color-text-muted);
    padding: 12px 24px;
}

.footer-inner {
    max-width: 1320px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 0.8rem;
}

.footer-product {
    font-weight: 600;
    color: var(--color-text-secondary);
}

.footer-divider {
    opacity: 0.45;
}

/* ===== Utility ===== */
.nav-pills .nav-link.active,
.nav-pills .show > .nav-link {
    color: #fff;
    background-color: var(--color-accent);
    border-radius: var(--radius-sm);
}

.border-top,
.border-bottom {
    border-color: var(--color-border) !important;
}

.box-shadow {
    box-shadow: var(--shadow-sm);
}

button.accept-policy {
    font-size: 1rem;
    line-height: 1.5;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
}

button.accept-policy:hover {
    background-color: var(--color-accent);
    color: #fff;
}

@media (max-width: 768px) {
    .header-inner {
        padding: 10px 14px;
    }

    .header-logo {
        height: 28px;
    }

    .nav-link-item span {
        display: none;
    }

    .nav-link-item {
        padding: 8px 10px;
    }

    .site-footer {
        padding: 12px 14px;
    }
}

@media (max-width: 480px) {
    .header-app-name,
    .footer-divider {
        display: none;
    }
}