/* ==========================================================================
   Header / Navbar - SDP IFBA Seabra
   ========================================================================== */

.site-header {
    background: #ffffff;
    border-bottom: 1px solid #e5e7eb;
    box-shadow: 0 1px 6px rgba(0, 0, 0, 0.06);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    max-width: 1250px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

/* ── Logotipo ─────────────────────────────────────────────────────────────── */

.header-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: #111827;
    flex-shrink: 0;
}

.header-brand img {
    width: 36px;
    height: auto;
}

.header-brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.header-brand-title {
    font-size: 14px;
    font-weight: 700;
    color: #059669;
    letter-spacing: -0.01em;
}

.header-brand-subtitle {
    font-size: 11px;
    color: #6b7280;
    font-weight: 400;
}

/* ── Navegação principal ──────────────────────────────────────────────────── */

.header-nav {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    color: #374151;
    text-decoration: none;
    transition: background-color 0.15s ease, color 0.15s ease;
    position: relative;
    white-space: nowrap;
}

.nav-link:hover {
    background-color: #f0fdf4;
    color: #059669;
}

.nav-link.active {
    background-color: #d1fae5;
    color: #065f46;
    font-weight: 600;
}



/* ── Área do usuário (nome + logout) ──────────────────────────────────────── */

.header-user {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: 12px;
    padding-left: 12px;
    border-left: 1px solid #e5e7eb;
}

.header-username {
    font-size: 13px;
    font-weight: 600;
    color: #374151;
    background: #f3f4f6;
    padding: 4px 10px;
    border-radius: 9999px;
    white-space: nowrap;
}

.btn-logout {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    color: #6b7280;
    background: transparent;
    border: 1px solid #e5e7eb;
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.btn-logout:hover {
    color: #dc2626;
    border-color: #fca5a5;
    background: #fef2f2;
}

/* ── Responsividade ───────────────────────────────────────────────────────── */

@media (max-width: 640px) {
    .header-inner {
        padding: 8px 14px;
        height: auto;
        min-height: 56px;
        gap: 8px;
        flex-wrap: wrap;
    }

    .header-brand-subtitle {
        display: none;
    }

    .header-nav {
        flex: 1;
        justify-content: flex-end;
        overflow-x: auto;
    }

    .nav-link span {
        display: none;
    }

    .nav-link {
        padding: 6px 10px;
        white-space: nowrap;
    }

    .header-nav .nav-link svg {
        width: 22px;
        height: 22px;
    }

    .header-username {
        display: inline-flex;
        padding: 6px 10px;
        font-size: 0;
    }

    .header-username svg {
        width: 22px;
        height: 22px;
    }

    .header-user {
        margin-left: 0;
        padding-left: 0;
        border-left: 0;
    }

    .btn-logout {
        padding: 6px 10px;
    }
}