:root {
    --green:     #006b3c;
    --blue:      #156aa3;
    --dark-blue: #315272;
    --red:       #b12b28;
    --orange:    #edab3c;
    --light-bg:  #FAFAFA;
    --card-bg:   #ffffff;
    --text:      #1e2533;
    --muted:     #6b7a90;
    --border:    #dde3ec;
}

* { box-sizing: border-box; }

body {
    font-family: 'Source Sans 3', sans-serif;
    background: var(--light-bg);
    color: var(--text);
    font-size: 1rem;
    line-height: 1.6;
}


/* ---- HEADER ---- */

.header-logo {
    max-width: 700px;
    width:100%;
}

.navbar {
    background: var(--dark-blue);
    
}

.navbar {
  --bs-navbar-color: #ffffff;
  --bs-navbar-hover-color: var(--orange);
  --bs-navbar-active-color: var(--orange);
}

.navbar-shadow-bottom {
    box-shadow: 0 4px 5px -2px gray;
}

.section-title {
    color: #5183B4;
}


/* BODY */

.image-chairs {
    max-width: 400px;
    width:100%;
}


/* FOOTER */



.footer {
    background-color: #315272;
    color: #ffffff;
}

.footer-newsletter {
    background-color: #5183B4;
}

.footer-newsletter-left {
    color: #ffffff;
}

.footer-newsletter-right {
    color: #ffffff;
}

.footer-info-hr {
    width: 60px;
    background-color: #7c4dff;
    height: 2px;
}

.isca-logo {
    max-width: 150px;
    width:100%;
}

.figure-placeholder {
    max-width: 600px;
    margin: 2rem auto;
}

.placeholder-box {
    width: 100%;
    aspect-ratio: 16 / 9;
    background-color: #e9ecef;
    border: 1px dashed #adb5bd;
}

.footer-copyright {
    color: #ffffff;
    background-color: #2C2C2C;
}

.carousel-indicators {
    bottom: 20px;
}

.image-credit-text {
    font-size: 0.75rem;   /* smaller than .small */
}


/* ---- Committees ---- */

/* ---- Page header ---- */

.page-header {
    /* background: var(--primary); */
    /* color: #fff; */
    /* padding: 4rem 0 3rem; */
    text-align: center;
    position: relative;
    overflow: hidden;
}
.page-header .label {
    font-size: .75rem;
    letter-spacing: .2em;
    text-transform: uppercase;
    color: var(--orange);
    font-weight: 600;
    margin-bottom: .5rem;
}
.page-header h1 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    margin: 0;
    font-weight: 700;
}
.page-header p {
    margin-top: .75rem;
    font-size: 1.05rem;
}

/* ---- Section divider ---- */
.divider {
    width: 148px; height: 3px;
    background: var(--orange);
    margin: 0 auto 0;
    border-radius: 2px;
}

/* ---- General Chairs ---- */

.general-chair-label {
    font-size: 1rem;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--red);
    font-weight: 600;
}
.general-chair-name {
    font-weight: 600;
    font-size: 1.45rem;
    color: var(--primary);
    margin: .1rem 0 .15rem;
    line-height: 1.3;
}
.general-chair-affil {
    font-size: 1rem;
    color: var(--muted);
}
.general-chair-photo {
    flex-shrink: 0;
    width: 150px; height: 150px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--orange);
}

/* ---- Committee card ---- */
.committee-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    overflow: hidden;
    height: 100%;
    transition: box-shadow .25s ease, transform .25s ease;
}


.committee-group {
    font-family: 'Playfair Display', serif;
    color: var(--dark-blue);
}



/* ---- Card header band ---- */
.card-band {
    background: var(--green);
    padding: .75rem 1.25rem;
}
.card-band h2 {
    font-family: 'Playfair Display', serif;
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    margin: 0;
    line-height: 1.3;
}
.card-band .role-badge {
    font-size: .68rem;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--orange);
    font-weight: 600;
}

/* ── Chair section ── */
.chair-section {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.1rem 1.25rem 1rem;
    border-bottom: 1px solid var(--border);
}
.chair-photo {
    flex-shrink: 0;
    width: 68px; height: 68px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--orange);
}

.chair-photo-placeholder {
    flex-shrink: 0;
    width: 68px; height: 68px;
    border-radius: 50%;
    border: 3px solid var(--orange);
    background: var(--light-bg);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.6rem;
    color: var(--muted);
}
.chair-info .chair-label {
    font-size: .68rem;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--orange);
    font-weight: 600;
}
.chair-info .chair-name {
    font-weight: 600;
    font-size: .95rem;
    color: var(--primary);
    margin: .1rem 0 .15rem;
    line-height: 1.3;
}
.chair-info .chair-affil {
    font-size: .8rem;
    color: var(--muted);
}

/* ── Members list ── */
.members-section {
    padding: .9rem 1rem 1.1rem;
}
.members-section .members-label {
    font-size: .68rem;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--muted);
    font-weight: 600;
    margin-bottom: .5rem;
}
.members-list {
    list-style: none;
    padding: 0; margin: 0;
}
.members-list li {
    font-size: .875rem;
    padding: .3rem 0;
    border-bottom: 1px solid var(--border);
    color: var(--text);
    display: flex;
    align-items: center;
    gap: .3rem;
}
.affil {
    color: var(--muted);
    font-weight: 300;
    font-size: .750rem;
}
.members-list li:last-child { border-bottom: none; }
.members-list li::before {
    content: '';
    display: inline-block;
    width: 5px; height: 5px;
    border-radius: 50%;
    background: var(--orange);
    flex-shrink: 0;
}

/* ── Layout ── */
.committees-grid {
    padding: 3rem 0 4rem;
}

@media (max-width: 575px) {
    .chair-section { flex-direction: column; text-align: center; }
}