/* ── PAGE HERO ── */
.page-hero {
    position: relative;
    z-index: 1;
    padding: clamp(48px, 7vh, 80px) 0 clamp(40px, 5vh, 64px);
    border-bottom: 1px solid var(--border);
}

.page-hero-inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 40px;
    align-items: end;
}

.page-title {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 900;
    letter-spacing: -1.5px;
    line-height: 1.08;
    color: var(--text-1);
    margin-bottom: 16px;
}

.page-title .gradient-text {
    background: linear-gradient(135deg, var(--brand-bright) 0%, var(--brand-green) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-desc {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-2) !important;
    line-height: 1.7;
    max-width: 1000px;
}

.page-hero-stats {
    display: flex;
    flex-direction: column;
    gap: 12px;
    text-align: right;
    flex-shrink: 0;
}

.hero-stat-big {
    font-size: 42px;
    font-weight: 900;
    color: var(--brand-bright);
    line-height: 1;
    letter-spacing: -2px;
}

.hero-stat-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-3);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ── INSTITUTION CARDS ── */
.institutions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 20px;
}

.inst-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 18px;
    padding: 28px;
    transition: all 0.22s;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.inst-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-mid);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.inst-card-accent {
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    border-radius: 18px 0 0 18px;
}

.inst-header {
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.inst-logo {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.inst-name {
    font-size: 16px;
    font-weight: 800;
    color: var(--text-1);
    line-height: 1.3;
    margin-bottom: 4px;
    letter-spacing: -0.2px;
}

.inst-role {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

.inst-period {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 11.5px;
    font-weight: 600;
    color: var(--text-3);
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    padding: 4px 10px;
    border-radius: 20px;
    width: fit-content;
}

.inst-subjects {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.inst-subject {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-2);
    background: var(--bg-subtle);
    border: 1px solid var(--border);
    padding: 3px 10px;
    border-radius: 6px;
}

.inst-desc {
    font-size: 13.5px;
    color: var(--text-3);
    line-height: 1.65;
}

.inst-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 12.5px;
    font-weight: 600;
    color: var(--brand-bright);
    transition: gap 0.18s;
    margin-top: auto;
}

.inst-link:hover {
    gap: 10px;
}

/* ── TIMELINE ── */
.timeline {
    position: relative;
    padding-left: 28px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: linear-gradient(180deg, var(--brand), var(--brand-green), transparent);
    border-radius: 2px;
}

.tl-item {
    position: relative;
    padding-bottom: 36px;
}

.tl-item:last-child {
    padding-bottom: 0;
}

.tl-dot {
    position: absolute;
    left: -34px;
    top: 4px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid var(--brand);
    background: var(--bg);
    transition: all 0.2s;
}

.tl-item:hover .tl-dot {
    background: var(--brand);
    transform: scale(1.2);
}

.tl-year {
    font-size: 11px;
    font-weight: 700;
    color: var(--brand-bright);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 6px;
}

.tl-title {
    font-size: 16px;
    font-weight: 800;
    color: var(--text-1);
    margin-bottom: 4px;
    letter-spacing: -0.2px;
}

.tl-sub {
    font-size: 13.5px;
    color: var(--text-2);
    line-height: 1.6;
}

/* ── STUDY ── */
.study-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.study-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 28px;
    position: relative;
    overflow: hidden;
    transition: all 0.22s;
}

.study-card:hover {
    border-color: var(--border-mid);
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.study-card-accent {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--brand), var(--brand-green));
}

.study-degree {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--brand-bright);
    background: rgba(78, 146, 240, 0.1);
    border: 1px solid rgba(78, 146, 240, 0.2);
    padding: 4px 10px;
    border-radius: 20px;
    margin-bottom: 14px;
}

.study-field {
    font-size: 17px;
    font-weight: 800;
    color: var(--text-1);
    margin-bottom: 6px;
    letter-spacing: -0.3px;
    line-height: 1.3;
}

.study-school {
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text-2);
    margin-bottom: 4px;
}

.study-years {
    font-size: 12.5px;
    font-weight: 500;
    color: var(--text-3);
}

/* ── MEMBERSHIPS ── */
.memb-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.memb-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 22px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: all 0.2s;
}

.memb-item:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-mid);
    transform: translateX(4px);
}

.memb-icon {
    font-size: 22px;
    flex-shrink: 0;
}

.memb-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--text-1);
    margin-bottom: 2px;
}

.memb-desc {
    font-size: 12.5px;
    font-weight: 500;
    color: var(--text-3);
}

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
    .page-hero-inner {
        grid-template-columns: 1fr;
    }

    .page-hero-stats {
        text-align: left;
        flex-direction: row;
        gap: 24px;
    }

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

    .study-cards {
        grid-template-columns: 1fr;
    }
}