.index-page {
    --page-primary: #121212;
    --page-primary-soft: #1f1f1f;
    --page-secondary: #ffc107;
    --page-secondary-deep: #a69450;
    --page-accent: #ffffff;
    --page-accent-soft: #ffffff;
    --page-muted: #707170;
    --page-text: var(--page-primary);
    --page-text-soft: #707170;
    --page-line: rgba(112, 113, 112, 0.18);

    --bg: var(--page-accent-soft);
    --surface: var(--page-accent);
    --muted: var(--page-text-soft);
    --text: var(--page-primary);
    --accent: var(--page-secondary-deep);
    --accent-strong: var(--page-secondary-deep);
    --line: var(--page-line);
}

.hero {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: flex-end;
    background: url("https://images.unsplash.com/photo-1529119368496-2dfda6ec2804?q=80&w=1800&auto=format&fit=crop") center center / cover no-repeat;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(18, 18, 18, 0.12) 0%, rgba(18, 18, 18, 0.84) 82%);
}

.hero-content {
    position: relative;
    z-index: 1;
    padding-bottom: 90px;
    padding-left: 85px;   
    padding-right: 40px;
    max-width: none;
    margin: 0;
}

.hero-quote {
    max-width: 820px;
    color: var(--page-accent);
    font-size: clamp(2rem, 5.2vw, 4.6rem);
    font-weight: 800;
    line-height: 0.98;
    margin-bottom: 18px;
    text-shadow: 0 8px 24px rgba(0, 0, 0, 0.88);
}

.hero-source {
    color: var( --page-secondary);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 26px;
}

.hero-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.hero-tags span {
    border: 1px solid rgba(166, 148, 80, 0.44);
    background: rgba(18, 18, 18, 0.54);
    padding: 8px 14px;
    font-size: 0.84rem;
    letter-spacing: 0.08em;
}

.section {
    padding: 70px 0;
}

.reports {
    background: var(--page-accent);
}

.section-head {
    margin-bottom: 32px;
    max-width: 700px;
}

.section-head h2 {
    font-size: clamp(1.6rem, 4vw, 2.4rem);
    margin-bottom: 10px;
    color: var(--page-primary);
}

.section-head p {
    color: var(--muted);
    font-weight: 500;
}

.report-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.report-card {
    background: var(--surface);
    border: 1px solid var(--line);
    padding: 20px;
    display: grid;
    gap: 10px;
    box-shadow: 0 18px 40px rgba(18, 18, 18, 0.06);
}

.report-card h3 {
    font-size: 1.08rem;
    line-height: 1.25;
}

.report-card p {
    color: var(--muted);
    font-size: 0.93rem;
    font-weight: 600;
}

.report-card a {
    color: var(--page-secondary-deep);
    font-weight: 600;
    font-size: 0.9rem;
}

.report-card a:hover {
    color: var(--page-secondary);
}

.book-launch {
    background: var(--page-primary);
    color: var(--page-accent);
}

.launch-shell {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 50px;
    align-items: center;
}

.eyebrow {
    letter-spacing: 0.08em;
    font-size: 0.8rem;
    color: var(--page-secondary-deep);
    margin-bottom: 12px;
}

.launch-text h2 {
    font-size: clamp(1.7rem, 3.8vw, 3rem);
    margin-bottom: 10px;
}

.launch-text p {
    color: var(--page-text-soft);
    margin-bottom: 18px;
    font-weight: 600;
    text-align: justify;
}

.launch-links {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
}

.launch-links a {
    border: 1px solid rgba(166, 148, 80, 0.42);
    background: var(--page-primary-soft);
    color: var(--page-accent);
    padding: 12px 24px;
    border-radius: 999px;
    font-weight: 600;
}

.launch-links a:hover {
    background: var(--page-secondary);
    border-color: var(--page-secondary);
    color: var(--page-primary);
}

.book-cover {
    min-height: 340px;
    border-radius: 10px;
    border: 1px solid rgba(166, 148, 80, 0.35);
    overflow: hidden;
    background: var(--page-accent);
}

.book-cover img {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 340px;
    object-fit: cover;
}

.profile {
    background: var(--page-accent);
}

.profile.alt {
    background: var(--page-accent-soft);
}

.profile-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 26px;
}

.profile h2 {
    font-size: clamp(1.6rem, 4vw, 2.5rem);
    margin-bottom: 14px;
    color: var(--page-primary);
}

.profile p {
    color: var(--page-text-soft);
    margin-bottom: 16px;
    font-weight: 500;
}

.inline-link {
    color: var(--page-secondary-deep);
    font-weight: 600;
}

.profile blockquote {
    border-left: 4px solid var(--page-secondary-deep);
    padding-left: 16px;
    font-size: 1.26rem;
    color: var(--page-primary);
    display: grid;
    gap: 14px;
    align-content: center;
}

.profile cite {
    color: var(--page-text-soft);
    font-style: normal;
    font-size: 0.95rem;
    font-weight: 600;   
}

.books-strip {
    background: var(--page-accent-soft);
    padding-top: 42px;
    padding-bottom: 42px;
}

.book-cards {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 12px;
}

.book-cards article {
    border: 1px solid var(--line);
    background: var(--page-accent);
    padding: 16px;
    display: grid;
    gap: 10px;
}

.book-cards h3 {
    font-size: 1rem;
}

.book-cards p {
    color: var(--page-text-soft);
    font-size: 0.9rem;
    font-weight: 500;
}

.book-cards a {
    color: var(--page-secondary-deep);
    font-weight: 600;
    font-size: 0.88rem;
}

@media (max-width: 1024px) {
    .report-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .book-cards {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 820px) {
    .launch-shell,
    .profile-grid {
        grid-template-columns: 1fr;
    }

    .book-cards {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .hero-content {
        padding-bottom: 64px;
        padding-left: 24px;
        padding-right: 24px;
    }
}

@media (max-width: 580px) {
    .section {
        padding: 64px 0;
    }

    .report-grid,
    .book-cards {
        grid-template-columns: 1fr;
    }

    .hero-quote {
        line-height: 1.05;
    }

    .hero-content {
        padding-left: 16px;
        padding-right: 16px;
    }

    .hero-tags span {
        width: 100%;
        text-align: center;
    }
}
.language-section {
    background: var(--page-primary-soft);
    color: var(--page-accent);
    min-height: 70px;
    padding: 70px 0;
}

.language-shell {
    display: grid;
    grid-template-columns: 0.9fr 1.4fr;
    gap: 64px;
    align-items: start;
}

.language-heading .eyebrow {
    letter-spacing: 2px;
    font-size: 12px;
    font-weight: 700;
    color: var(--page-secondary-deep);
    margin-bottom: 14px;
}

.language-heading h2 {
    font-size: clamp(32px, 4vw, 56px);
    line-height: 1;
    margin-bottom: 18px;
    color: var(--page-accent);
}

.language-heading p {
    color: var(--page-text-soft);
    line-height: 1.7;
    max-width: 420px;
    font-weight: 600;
}

.language-content {
    display: grid;
    gap: 0;
    border-top: 1px solid rgba(166, 148, 80, 0.32);
}

.language-group {
    display: grid;
    grid-template-columns: 130px 1fr;
    gap: 28px;
    padding: 36px 0;
    border-bottom: 1px solid rgba(166, 148, 80, 0.32);
}

.language-year {
    font-size: 14px;
    font-weight: 700;
    color: var(--page-secondary-deep);
    white-space: nowrap;
}

.language-group h3 {
    font-size: 22px;
    margin-bottom: 8px;
}

.language-group p {
    color: var(--page-text-soft);
    line-height: 1.6;
    font-weight: 600;
}

@media (max-width: 768px) {
    .language-shell {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .language-group {
        grid-template-columns: 1fr;
        gap: 10px;
    }
}

/* education Page */
.education-credentials {
    background: var(--page-accent);
}

.credentials-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.credentials-state {
    color: var(--page-text-soft);
    font-size: 15px;
    margin-bottom: 20px;
}

.credential-card {
    position: relative;
    padding: 22px 20px;
    min-height: 160px;
    background: var(--page-accent);
    border: 1px solid var(--page-line);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 18px 40px rgba(18, 18, 18, 0.06);
    transition: .3s ease;
}

.credential-card::before {
    content: "";
    position: absolute;
    inset: 14px;
    border: 1px solid rgba(166, 148, 80, 0.28);
    border-radius: 6px;
    pointer-events: none;
}

.credential-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 24px 55px rgba(18, 18, 18, 0.1);
}

.credential-logo {
    width: 58px;
    height: 58px;
    border-radius: 8px;
    background: var(--page-accent-soft);
    display: grid;
    place-items: center;
    margin-bottom: 16px;
    overflow: hidden;
}

.credential-logo img {
    width: 90%;
    height: 90%;
    object-fit: contain;
}

.credential-date {
    display: inline-block;
    color: var(--page-secondary-deep);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.credential-card h3 {
    font-size: 19px;
    line-height: 1.05;
    margin-bottom: 8px;
}

.credential-card p {
    color: var(--page-text-soft);
    font-size: 15px;
    line-height: 1.45;
    margin-bottom: 8px;
}

.credential-card .credential-detail {
    color: var(--page-text-soft);
    font-size: 13px;
    line-height: 1.45;
    padding-bottom: 54px;
}

.credential-document {
    position: absolute;
    left: 22px;
    bottom: 42px;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 30px;
    padding: 7px 14px;
    border-radius: 999px;
    background: var(--page-primary);
    color: var(--page-accent);
    font-size: 12px;
    font-weight: 700;
    line-height: 1;
    text-decoration: none;
    transition: .3s ease;
}

.credential-document:hover {
    background: var(--page-secondary);
    color: var(--page-primary);
}

.credential-place {
    position: absolute;
    left: 22px;
    bottom: 20px;
    font-size: 13px;
    font-weight: 700;
    color: var(--page-primary);
    opacity: .45;
    text-transform: uppercase;
    letter-spacing: 1px;
}

@media (max-width: 1100px) {
    .credentials-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .credentials-grid {
        grid-template-columns: 1fr;
    }
}