/* =============================================================================
   LAYOUT - Header, Navigation, Application Detail Header
   ============================================================================= */

/* ========== TOP HEADER BAR ========== */
.allies-header {
    background: linear-gradient(180deg, #D89A6D 0%, #E5AE8A 100%);
    padding: 1rem 0;
    min-height: 72px;
}

.allies-header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 100%;
    padding: 0 2rem;
}

.header-logo-section {
    display: flex;
    align-items: center;
    flex: 0 0 auto;
}

.header-logo {
    height: 42px;
    width: auto;
    filter: brightness(0) invert(1);
    transition: all var(--transition-base);
}

.header-logo:hover {
    opacity: 0.85;
}

.header-title-section {
    flex: 1;
    text-align: center;
    padding: 0 20px;
}

.header-title {
    font-family: var(--font-primary);
    font-size: 1.6rem;
    font-weight: var(--font-bold);
    color: #FFFFFF;
    margin: 0;
    letter-spacing: 0.5px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.15);
}

.header-user-section {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 0 0 auto;
}

.header-username {
    color: #FFFFFF;
    font-size: 14px;
    font-weight: var(--font-medium);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.4rem 0.85rem;
    border-radius: var(--radius-full);
}

.header-username i {
    font-size: 16px;
}

.btn-header-logout {
    background: #FFFFFF;
    color: var(--color-accent);
    border: 2px solid #FFFFFF;
    padding: 0.5rem 1.25rem;
    border-radius: var(--radius-full);
    font-weight: var(--font-bold);
    font-size: 13px;
    transition: all var(--transition-base);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.btn-header-logout:hover {
    background: var(--color-accent);
    color: #FFFFFF;
    border-color: var(--color-accent);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* ========== NAVIGATION TABS BAR ========== */
.allies-nav-tabs {
    background: linear-gradient(180deg, #C4874A 0%, #D89A6D 100%);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    margin-bottom: 1.5rem;
}

.allies-nav-tabs .nav {
    padding: 0;
    margin: 0;
    border: none;
    display: flex;
    justify-content: center;
    gap: 0;
}

.allies-nav-tabs .nav-link {
    font-family: var(--font-primary);
    color: rgba(255, 255, 255, 0.92);
    font-weight: 500;
    font-size: 13px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    padding: 1rem 1.75rem;
    border: none;
    border-bottom: 3px solid transparent;
    background: transparent;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    gap: 0.6rem;
    position: relative;
}

.allies-nav-tabs .nav-link i {
    font-size: 15px;
    opacity: 0.9;
}

.allies-nav-tabs .nav-link:hover {
    background: rgba(0, 0, 0, 0.08);
    color: #FFFFFF;
}

.allies-nav-tabs .nav-link:hover i {
    opacity: 1;
}

.allies-nav-tabs .nav-link.active {
    background: rgba(0, 0, 0, 0.15);
    color: #FFFFFF;
    border-bottom-color: #FFFFFF;
    font-weight: 600;
}

.allies-nav-tabs .nav-link.active i {
    opacity: 1;
}

/* ========== APPLICATION DETAIL HEADER ========== */
.back-button-container {
    margin-bottom: 1rem;
}

.btn-back {
    color: var(--allies-burgundy-dark);
    background: transparent;
    border: 1px solid var(--allies-burgundy-dark);
    padding: 6px 14px;
    font-size: 14px;
    font-weight: var(--font-medium);
    border-radius: var(--radius-base);
    transition: all var(--transition-base);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-back:hover {
    background: var(--allies-burgundy-dark);
    color: white;
    transform: translateX(-2px);
}

.applicant-header-card {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
    border-radius: var(--radius-lg);
    padding: 1.75rem 2rem;
    box-shadow: var(--shadow-md);
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
}

.applicant-header-info {
    flex: 1;
    color: #000;
}

.applicant-header-name {
    font-size: 28px;
    font-weight: var(--font-bold);
    margin: 0 0 0.5rem 0;
    color: #000;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.applicant-header-name i {
    font-size: 32px;
}

.applicant-header-subtitle {
    font-size: 15px;
    margin: 0 0 0.75rem 0;
    color: rgba(0, 0, 0, 0.7);
    font-weight: var(--font-medium);
}

.applicant-header-meta {
    font-size: 14px;
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.applicant-header-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 0, 0, 0.1);
    color: rgba(0, 0, 0, 0.85);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-weight: var(--font-medium);
    font-size: 13px;
    border: 1px solid rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10px);
    transition: all var(--transition-base);
}

.applicant-header-meta span:hover {
    background: rgba(0, 0, 0, 0.15);
    border-color: rgba(0, 0, 0, 0.25);
}

.applicant-header-meta span i {
    font-size: 14px;
    opacity: 0.9;
}

.applicant-header-actions {
    flex: 0 0 auto;
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

.btn-header-action {
    padding: 10px 20px;
    font-size: 15px;
    font-weight: var(--font-semibold);
    border-radius: var(--radius-md);
    transition: all var(--transition-slow);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    white-space: nowrap;
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-header-action.btn-primary-action {
    background: #000;
    color: #fff;
    border-color: #000;
}

.btn-header-action.btn-primary-action:hover {
    background: rgba(0, 0, 0, 0.85);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-header-action.btn-secondary-action {
    background: transparent;
    color: #000;
    border-color: rgba(0, 0, 0, 0.3);
}

.btn-header-action.btn-secondary-action:hover {
    background: rgba(0, 0, 0, 0.1);
    border-color: rgba(0, 0, 0, 0.5);
    transform: translateY(-2px);
}

/* ========== RESPONSIVE DESIGN ========== */
@media (max-width: 991px) {
    .allies-header {
        min-height: 64px;
        padding: 0.75rem 0;
    }

    .allies-header-container {
        padding: 0 1.5rem;
    }

    .header-logo {
        height: 36px;
    }

    .header-title {
        font-size: 1.3rem;
    }

    .header-title-section {
        padding: 0 15px;
    }

    .allies-nav-tabs .nav-link {
        padding: 0.75rem 1.25rem;
        font-size: 13px;
    }

    .applicant-header-card {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.5rem;
    }

    .applicant-header-actions {
        width: 100%;
        justify-content: flex-start;
    }

    .applicant-header-name {
        font-size: 24px;
    }
}

@media (max-width: 767px) {
    .allies-header {
        border-bottom-width: 2px;
    }

    .allies-header-container {
        flex-direction: column;
        gap: 0.75rem;
        padding: 0.75rem 1rem;
    }

    .header-logo-section,
    .header-title-section,
    .header-user-section {
        width: 100%;
        text-align: center;
        justify-content: center;
    }

    .header-title {
        font-size: 1.1rem;
    }

    .header-username {
        padding: 0.3rem 0.7rem;
        font-size: 13px;
    }

    .btn-header-logout {
        padding: 0.4rem 1rem;
        font-size: 12px;
    }

    .allies-nav-tabs .nav {
        flex-direction: column;
    }

    .allies-nav-tabs .nav-link {
        padding: 0.75rem 1.25rem;
        font-size: 13px;
        border-bottom: none;
        border-left: 3px solid transparent;
    }

    .allies-nav-tabs .nav-link.active {
        border-bottom: none;
        border-left-color: #FFFFFF;
    }

    .applicant-header-card {
        padding: 1.25rem 1.5rem;
    }

    .applicant-header-name {
        font-size: 22px;
        flex-wrap: wrap;
    }

    .applicant-header-subtitle {
        font-size: 14px;
    }

    .applicant-header-meta {
        gap: 0.5rem;
    }

    .applicant-header-meta span {
        font-size: 12px;
        padding: 5px 12px;
    }

    .applicant-header-actions {
        flex-direction: column;
        width: 100%;
    }

    .btn-header-action {
        width: 100%;
        justify-content: center;
    }
}