/* Mast Head Hero */
.masthead-hero {
    /* background: linear-gradient(135deg, var(--ink) 0%, var(--ink2) 100%); */
    /*background: linear-gradient(45deg, rgba(0,0,0,.8),rgba(0,0,0,.5)), url('../images/masthead.png');*/
    background: linear-gradient(45deg, #800000, #800000);
    background-size: cover;
    background-position: center;
    padding: 60px 0;
    /* margin-bottom: 40px; */
    border-bottom: 2px solid var(--red);
    position: relative;
    overflow: hidden;
}

.masthead-hero::before {
    content: "MASTHEAD";
    position: absolute;
    right: -10px;
    bottom: -10px;
    font-family: var(--serif);
    font-size: 100px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.03);
    line-height: 1;
    pointer-events: none;
}

.masthead-hero-title {
    font-family: var(--serif);
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    color: white;
    margin-bottom: 10px;
    position: relative;
    display: inline-block;
}

.masthead-hero-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 2px;
    /*background: var(--red);*/
    background: #dfdfdf;
}

.masthead-hero-subtitle {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.7);
    margin-top: 15px;
    max-width: 600px;
}

/* Mast Head Content */
.masthead-content-section {
    padding: 50px 0 50px 0;
    background: var(--smoke);
}

.masthead-card {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 8px;
    padding: 35px;
    margin-bottom: 30px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
}

.masthead-section-title {
    font-family: var(--serif);
    font-size: 20px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--line);
    letter-spacing: 0.3px;
}

.masthead-section-title span {
    color: var(--red);
    font-weight: 700;
}

.masthead-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 12px;
    padding: 5px 0;
    border-bottom: 1px dashed var(--line);
}

.masthead-label {
    width: 160px;
    font-weight: 600;
    color: var(--red);
    font-size: 14px;
    letter-spacing: 0.3px;
}

.masthead-value {
    flex: 1;
    color: var(--ink3);
    font-size: 15px;
}

.advisory-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin: 15px 0 5px;
}

.advisory-item {
    display: flex;
    align-items: center;
    padding: 5px 0;
    border-bottom: 1px dashed var(--line);
    font-size: 14px;
}

.advisory-item .name {
    color: var(--ink3);
}

.advisory-item .country {
    color: var(--red);
    font-size: 12px;
    margin-left: 5px;
    font-weight: 500;
}

.advisory-item::before {
    content: '';
    width: 4px;
    height: 4px;
    background: var(--red);
    border-radius: 50%;
    margin-right: 10px;
    display: inline-block;
}

.contact-box {
    background: var(--smoke);
    padding: 20px;
    border-radius: 6px;
    border: 1px solid var(--line);
    margin: 20px 0;
}

.contact-row {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
    font-size: 14px;
}

.contact-row i {
    width: 24px;
    color: var(--red);
    font-size: 14px;
}

.contact-row strong {
    color: var(--ink);
    font-weight: 600;
    margin-right: 5px;
}

.issn-box {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    padding: 15px 0;
    margin: 15px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    font-size: 14px;
}

.issn-item {
    display: flex;
    align-items: center;
}

.issn-label {
    color: var(--ink);
    font-weight: 600;
    margin-right: 8px;
}

.issn-value {
    color: var(--red);
    font-family: monospace;
    background: rgba(200, 16, 46, 0.05);
    padding: 2px 8px;
    border-radius: 3px;
}

.info-block {
    background: var(--smoke);
    padding: 20px;
    border-radius: 6px;
    border-left: 3px solid var(--red);
    margin: 20px 0;
    font-size: 14px;
    line-height: 1.7;
    color: var(--ink3);
}

.info-block p {
    margin-bottom: 8px;
}

.info-block p:last-child {
    margin-bottom: 0;
}

.founder-note {
    background: var(--white);
    padding: 15px 20px;
    border-radius: 6px;
    border: 1px solid var(--line);
    margin-top: 20px;
    font-style: italic;
    color: var(--muted);
    font-size: 14px;
}

.founder-note strong {
    color: var(--red);
    font-style: normal;
}

.editor-note {
    text-align: center;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--line);
    font-size: 14px;
}

.editor-note span {
    color: var(--red);
    font-weight: 600;
}

/* Responsive */
@media (max-width: 768px) {
    .masthead-card {
        padding: 25px;
    }

    .masthead-hero::before {
        font-size: 70px;
    }

    .masthead-row {
        flex-direction: column;
    }

    .masthead-label {
        width: 100%;
        margin-bottom: 3px;
    }

    .advisory-grid {
        grid-template-columns: 1fr;
    }

    .issn-box {
        flex-direction: column;
        gap: 10px;
    }
}

@media (max-width: 576px) {
    .masthead-card {
        padding: 20px;
    }

    .contact-box {
        padding: 15px;
    }
}