/* =====================================================
   IROS 2026 Workshop — OntoAgentic AI
   Design System v3 — Refined Editorial
   ===================================================== */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --gold:        #C8960C;
    --gold-light:  #E5AB0E;
    --gold-faint:  rgba(200, 150, 12, 0.10);
    --gold-mid:    rgba(200, 150, 12, 0.28);
    --green:       #157347;        /* "open / active" accent */
    --green-light: #1B8A56;
    --green-faint: rgba(21, 115, 71, 0.10);
    --green-mid:   rgba(21, 115, 71, 0.32);
    --hero-bg:     #141210;        /* warm dark, not cold black */
    --section-dk:  #131210;        /* topics / footer dark */
    --cream:       #f4f0e8;        /* warm alternating sections */
    --cream-2:     #ede9e0;        /* slightly deeper cream */
    --white:       #ffffff;
    --text:        #111111;
    --muted:       #5a5a5a;
    --lighter:     #8f8f8f;
    --border:      #ddd9d0;
    --pad-v:       2.25rem;        /* vertical section padding */
    --pad-h:       clamp(1.25rem, 4vw, 2.5rem);
}

body {
    font-family: 'Inter', sans-serif;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text);
    background: var(--white);
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 var(--pad-h);
}

/* =====================================================
   NAVIGATION
   ===================================================== */
.navbar {
    position: fixed;
    top: 0; width: 100%;
    z-index: 1000;
    background: rgba(20, 18, 16, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(200, 150, 12, 0.22);
    transition: border-color 0.3s, box-shadow 0.3s;
}
.navbar.scrolled {
    border-bottom-color: rgba(200, 150, 12, 0.45);
    box-shadow: 0 2px 24px rgba(0,0,0,0.4);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--pad-h);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 62px;
}

.nav-logo { display: flex; align-items: center; min-width: 0; flex-shrink: 0; }
.nav-brand {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    transition: color 0.2s ease;
}
.nav-brand h2 {
    color: var(--gold);
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    text-transform: none;
    line-height: 1.1;
    white-space: nowrap;
}
.nav-brand:hover h2 { color: var(--gold-light); }

.nav-menu { display: flex; list-style: none; }

.nav-link {
    display: block;
    padding: 0.35rem 0.8rem;
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    transition: color 0.2s;
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0.8rem; right: 0.8rem;
    height: 1px;
    background: var(--gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.22s ease;
}
.nav-link:hover { color: var(--gold); }
.nav-link.active { color: var(--gold); }
.nav-link.active::after,
.nav-link:hover::after { transform: scaleX(1); }

/* Contact CTA in nav */
.nav-item--cta { margin-left: 0.55rem; display: flex; align-items: center; }
.nav-link--contact {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.85rem;
    border: 1px solid var(--gold);
    border-radius: 999px;
    color: var(--gold) !important;
    background: transparent;
    font-size: 0.68rem;
    transition: background 0.2s ease, color 0.2s ease;
}
.nav-link--contact:hover {
    background: var(--gold);
    color: var(--hero-bg) !important;
}
.nav-link--contact::after { display: none; }
.nav-link--contact i { font-size: 0.7rem; }

/* Ten nav items: tighten between the hamburger breakpoint and full width
   so the menu stays on one line on small laptops and tablets. */
@media (min-width: 769px) and (max-width: 1180px) {
    .nav-link { padding: 0.35rem 0.5rem; font-size: 0.63rem; letter-spacing: 0.06em; }
    .nav-link::after { left: 0.5rem; right: 0.5rem; }
    .nav-item--cta { margin-left: 0.25rem; }
    .nav-link--contact { padding: 0.35rem 0.7rem; font-size: 0.62rem; }
}

/* hamburger */
.hamburger { display: none; flex-direction: column; cursor: pointer; gap: 5px; padding: 3px; }
.bar { width: 20px; height: 1.5px; background: rgba(255,255,255,0.6); transition: all 0.28s ease; }
.hamburger.active .bar:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.active .bar:nth-child(2) { opacity: 0; }
.hamburger.active .bar:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* =====================================================
   HERO — warm dark, visually rich
   ===================================================== */
.hero {
    min-height: 82vh;
    background: var(--hero-bg);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 62px;
}

/* Header image at low opacity for texture */
.hero::before {
    content: '';
    position: absolute; inset: 0;
    background: url('../images/Header.png') center/cover no-repeat;
    opacity: 0.22;
}

/* Warm gold vignette — bottom-right corner glow */
.hero-glow {
    position: absolute;
    bottom: -80px; right: -80px;
    width: 480px; height: 480px;
    background: radial-gradient(circle, rgba(200,150,12,0.14) 0%, transparent 68%);
    pointer-events: none;
}

/* Top-left corner accent line */
.hero-corner {
    position: absolute;
    top: 62px; left: 0;
    width: 3px; height: 120px;
    background: linear-gradient(180deg, var(--gold), transparent);
}

/* Bottom edge line */
.hero-bottom-line {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--gold) 0%, rgba(200,150,12,0.15) 50%, transparent 80%);
}

.hero-container {
    position: relative; z-index: 2;
    max-width: 1400px; width: 100%;
    margin: 0 auto;
    padding: clamp(3.5rem, 7vw, 6rem) var(--pad-h) clamp(3rem, 6vw, 5rem);
    display: grid;
    grid-template-columns: 1fr max-content;
    grid-template-rows: auto auto auto;
    gap: 1.75rem 5rem;
    align-items: start;
}

.hero-eyebrow {
    grid-column: 1; grid-row: 1;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    border: 1px solid rgba(200,150,12,0.35);
    padding: 0.3rem 0.75rem;
    width: fit-content;
}
.hero-eyebrow span {
    font-size: 0.66rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
}

.hero-title { grid-column: 1; grid-row: 2; }
.hero-title-main {
    display: block;
    font-size: clamp(2.1rem, 4.8vw, 4rem);
    font-weight: 700;
    color: #ffffff;
    line-height: 1.07;
    letter-spacing: -0.028em;
    margin-bottom: 1rem;
}
.hero-title-sub {
    display: block;
    font-size: clamp(0.8rem, 1.4vw, 0.95rem);
    font-weight: 300;
    color: rgba(255,255,255,0.42);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    border-left: 2px solid var(--gold);
    padding-left: 0.85rem;
}

.hero-info {
    grid-column: 1; grid-row: 3;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}
.info-item { display: flex; align-items: center; gap: 0.7rem; font-size: 0.83rem; color: rgba(255,255,255,0.45); }
.info-item i { color: var(--gold); width: 14px; font-size: 0.75rem; flex-shrink: 0; }

.hero-logo {
    grid-column: 2; grid-row: 2 / 4;
    display: flex; align-items: flex-end; justify-content: center;
}
.hero-logo-badge {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
    padding: 0.6rem 1rem;
    border-radius: 6px;
    transition: opacity 0.28s;
}
.hero-logo-badge:hover { opacity: 0.88; }
.icra-logo {
    height: 72px; width: auto;
    display: block;
}

/* =====================================================
   SHARED SECTION CHROME
   ===================================================== */
.sec-label {
    display: inline-block;
    font-size: 0.63rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 0.45rem;
}
.sec-title {
    font-size: clamp(1.55rem, 3vw, 2.3rem);
    font-weight: 700;
    letter-spacing: -0.022em;
    line-height: 1.12;
    color: var(--text);
    margin-bottom: 1rem;
}
.sec-title--white { color: #fff; }
.sec-title.sec-title--gold { color: var(--gold); }

/* =====================================================
   BUTTONS
   ===================================================== */
.btn-primary {
    display: inline-flex; align-items: center; gap: 0.45rem;
    padding: 0.55rem 1.3rem;
    background: var(--gold); color: #fff;
    text-decoration: none;
    font-size: 0.7rem; font-weight: 600;
    letter-spacing: 0.1em; text-transform: uppercase;
    border: 1.5px solid var(--gold);
    transition: background 0.2s, color 0.2s;
}
.btn-primary:hover { background: transparent; color: var(--gold); }

.btn-outline {
    display: inline-flex; align-items: center; gap: 0.45rem;
    padding: 0.55rem 1.3rem;
    background: transparent; color: var(--gold);
    text-decoration: none;
    font-size: 0.7rem; font-weight: 600;
    letter-spacing: 0.1em; text-transform: uppercase;
    border: 1.5px solid var(--gold);
    transition: background 0.2s, color 0.2s;
}
.btn-outline:hover { background: var(--gold); color: #fff; }

/* =====================================================
   JOURNAL BOX — shared
   ===================================================== */
.journal-publication-box {
    display: flex; align-items: center; gap: 1.25rem;
    background: #fffbef;
    border-left: 3px solid var(--gold);
    border: 1px solid #e8d88a;
    border-left: 3px solid var(--gold);
    padding: 1rem 1.25rem;
    margin-bottom: 2rem;
}
.journal-cover-link { display: inline-block; flex-shrink: 0; }
.journal-cover-img {
    max-width: 100px; width: 100%; height: auto; display: block;
    box-shadow: 0 2px 8px rgba(0,0,0,0.14);
    transition: transform 0.28s, box-shadow 0.28s;
}
.journal-cover-img:hover { transform: scale(1.04); box-shadow: 0 5px 16px rgba(0,0,0,0.2); }
.journal-publication-content { flex: 1; }
.journal-publication-text { font-size: 0.9rem !important; line-height: 1.55 !important; margin: 0 0 0.3rem 0 !important; color: #333 !important; }
.journal-publication-text strong { color: var(--gold) !important; font-weight: 600 !important; font-size: inherit !important; }
.journal-issn { font-size: 0.72rem !important; color: #888 !important; margin: 0 0 0.5rem 0 !important; line-height: 1.4 !important; }
.journal-description { font-size: 0.78rem !important; color: #555 !important; margin: 0 0 0.85rem 0 !important; line-height: 1.5 !important; }
.journal-buttons { display: flex; gap: 0.6rem; flex-wrap: wrap; }
.journal-btn {
    display: inline-flex; align-items: center; gap: 0.4rem;
    padding: 0.42rem 1rem;
    background: var(--gold); color: #fff;
    text-decoration: none; font-size: 0.72rem; font-weight: 600;
    letter-spacing: 0.09em; text-transform: uppercase;
    border: 1.5px solid var(--gold);
    transition: background 0.2s, color 0.2s;
}
.journal-btn:hover { background: transparent; color: var(--gold); }

/* =====================================================
   ABSTRACT (index)
   ===================================================== */
.abstract {
    padding: var(--pad-v) 0;
    background: var(--white);
    border-top: 1px solid var(--border);
}
.abstract h2 {
    font-size: clamp(1.55rem, 3vw, 2.3rem);
    font-weight: 700; letter-spacing: -0.022em;
    color: var(--text); margin-bottom: 0;
}

.abstract-layout {
    display: grid;
    grid-template-columns: 57% 1fr;
    gap: 3rem;
    align-items: start;
    margin-top: 1.5rem;
}
.abstract-lead {
    font-size: 1rem;
    line-height: 1.78;
    color: var(--text);
    border-left: 3px solid var(--gold);
    padding-left: 1.25rem;
    margin-bottom: 1.1rem;
    font-weight: 500;
}
.abstract-body p,
.abstract-aside p {
    font-size: 0.88rem;
    line-height: 1.78;
    color: #444;
    margin-bottom: 0.85rem;
}
.abstract-more { margin-top: 1.5rem; }

/* =====================================================
   KEYNOTE SPEAKERS (index)
   ===================================================== */
.speakers-section {
    padding: var(--pad-v) 0;
    background: var(--cream);
    border-top: 1px solid var(--border);
}

.speaker-row {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 2.25rem;
    padding: 1.75rem 0;
    border-top: 1px solid var(--border);
    align-items: start;
}
.speaker-row:last-of-type { border-bottom: 1px solid var(--border); margin-bottom: 1.5rem; }

.speaker-photo img {
    width: 160px; height: 200px;
    object-fit: cover; object-position: center top;
    display: block;
    filter: grayscale(12%);
}
.speaker-photo-placeholder {
    width: 160px; height: 200px;
    background: var(--cream-2);
    display: flex; align-items: center; justify-content: center;
}
.speaker-photo-placeholder i { font-size: 48px; color: var(--gold); opacity: 0.3; }

.speaker-num {
    font-size: 3.2rem; font-weight: 700;
    color: var(--gold); opacity: 0.16;
    line-height: 1; letter-spacing: -0.04em;
    margin-bottom: 0;
}
.speaker-name {
    font-size: 1.4rem; font-weight: 700;
    color: var(--text); letter-spacing: -0.018em;
    margin-bottom: 0.18rem; margin-top: -0.3rem;
}
.speaker-affil {
    font-size: 0.8rem; font-weight: 600;
    color: var(--gold); line-height: 1.5; margin-bottom: 0.9rem;
}
.speaker-bio-text {
    font-size: 0.86rem; line-height: 1.76; color: #444; margin-bottom: 0.75rem;
}
.speaker-bio-text.highlighted {
    font-style: italic;
    border-left: 2px solid var(--gold);
    padding-left: 0.9rem;
    color: #555; margin-bottom: 0.9rem;
}
.speaker-link {
    display: inline-flex; align-items: center; gap: 0.38rem;
    color: var(--gold); text-decoration: none;
    font-size: 0.72rem; font-weight: 600;
    letter-spacing: 0.07em; text-transform: uppercase;
}
.speaker-link:hover { text-decoration: underline; }
.speakers-cta { margin-top: 0.5rem; }

/* =====================================================
   TOPICS (dark section)
   ===================================================== */
.topics {
    padding: var(--pad-v) 0;
    background: var(--section-dk);
}
.topics h2 { color: #fff; }
.topics .sec-label { color: var(--gold); }

.topics-list { list-style: none; margin: 1.25rem 0; border-top: 1px solid rgba(255,255,255,0.07); }
.topic-list-item {
    display: grid;
    grid-template-columns: 2.5rem 1fr;
    gap: 1.25rem;
    align-items: start;
    padding: 1.1rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    transition: background 0.18s;
    cursor: default;
}
.topic-list-item:hover { background: rgba(200,150,12,0.05); margin: 0 -1rem; padding: 1.1rem 1rem; }
.topic-num {
    font-size: 0.68rem; font-weight: 700;
    color: var(--gold); letter-spacing: 0.12em;
    padding-top: 0.18rem; opacity: 0.7;
}
.topic-content h3 {
    font-size: 0.92rem; font-weight: 600;
    color: rgba(255,255,255,0.88); margin-bottom: 0.3rem; line-height: 1.35;
}
.topic-content ul {
    list-style: none;
    font-size: 0.8rem; color: rgba(255,255,255,0.36); line-height: 1.6;
}
.topic-content ul li::before { content: '— '; color: var(--gold); opacity: 0.45; }
.topic-content p { font-size: 0.8rem; color: rgba(255,255,255,0.36); line-height: 1.6; }
.topics-more { margin-top: 1.5rem; }

/* topics.html grid version */
.topics-grid {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1rem; margin: 1.25rem 0;
}
.topic-card {
    background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.08);
    padding: 1.4rem; transition: border-color 0.22s, background 0.22s;
}
.topic-card:hover { border-color: var(--gold-mid); background: rgba(200,150,12,0.04); }
.topic-card i { font-size: 1.3rem; color: var(--gold); margin-bottom: 0.75rem; display: block; }
.topic-card h3 { font-size: 0.88rem; font-weight: 600; color: rgba(255,255,255,0.88); margin-bottom: 0.55rem; line-height: 1.4; }
.topic-card ul { list-style: none; }
.topic-card ul li { font-size: 0.78rem; color: rgba(255,255,255,0.38); line-height: 1.6; padding: 0.12rem 0; }
.topic-card ul li::before { content: '→ '; color: var(--gold); opacity: 0.5; }
.topic-card p { font-size: 0.78rem; color: rgba(255,255,255,0.38); line-height: 1.6; }

/* =====================================================
   COMMITTEE (shared)
   ===================================================== */
.committee {
    padding: var(--pad-v) 0;
    background: var(--white);
    border-top: 1px solid var(--border);
}
.committee h2 {
    font-size: clamp(1.55rem, 3vw, 2.3rem);
    font-weight: 700; letter-spacing: -0.022em;
    color: var(--text); margin-bottom: 1.75rem;
}

.committee-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 1.25rem 1.75rem;
}

.committee-member {
    text-decoration: none; color: var(--text);
    display: flex; flex-direction: column;
    transition: opacity 0.2s;
}
.committee-member:hover { opacity: 0.7; }

.member-image {
    overflow: hidden;
    margin-bottom: 0.6rem;
    width: 100%;
}
.member-image img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: cover;
    object-position: center top;
    display: block;
    filter: grayscale(25%);
    transition: filter 0.28s, transform 0.35s;
}
.committee-member:hover .member-image img { filter: grayscale(0%); transform: scale(1.04); }

.committee-member h3 { font-size: 0.82rem; font-weight: 600; line-height: 1.3; margin-bottom: 0.15rem; }
.member-designation { font-size: 0.7rem; color: var(--gold); font-weight: 500; }
.member-affiliation { font-size: 0.7rem; color: var(--muted); }
.member-contact { font-size: 0.68rem; color: var(--lighter); }

.organizing-committee { background: var(--cream); }
.organizing-committee .committee-grid {
    grid-template-columns: repeat(auto-fill, minmax(190px, 220px));
    gap: 1.75rem 2.5rem;
    justify-content: start;
}

/* =====================================================
   PAGE HEADER (inner pages)
   ===================================================== */
.page-header {
    background: var(--hero-bg);
    padding: 5.5rem 0 2.75rem;
    margin-top: 62px;
    position: relative; overflow: hidden;
}
.page-header::before {
    content: ''; position: absolute; inset: 0;
    background: url('../images/Header.png') center/cover no-repeat;
    opacity: 0.16;
}
.page-header::after {
    content: ''; position: absolute; bottom: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, var(--gold), rgba(200,150,12,0.1) 55%, transparent 80%);
}
.page-header .container { position: relative; z-index: 1; }
.page-header h1 {
    font-size: clamp(1.8rem, 4vw, 3rem);
    font-weight: 700; color: #fff; letter-spacing: -0.022em; margin-bottom: 0.35rem;
}
.page-header p { font-size: 0.85rem; color: rgba(255,255,255,0.42); letter-spacing: 0.06em; font-weight: 300; }

/* =====================================================
   SCHEDULE PAGE
   ===================================================== */
.schedule { padding: var(--pad-v) 0; background: var(--white); }
.schedule-intro { margin-bottom: 2rem; }
.schedule-intro h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); font-weight: 700; letter-spacing: -0.018em; margin-bottom: 0.5rem; }
.schedule-intro p { font-size: 0.88rem; color: var(--muted); max-width: 640px; line-height: 1.7; }

.schedule-timeline { border-top: 1px solid var(--border); }
.timeline-item {
    display: grid; grid-template-columns: 150px 1fr;
    gap: 1.75rem; padding: 1.5rem 0;
    border-bottom: 1px solid var(--border); align-items: start;
}
.timeline-time { font-size: 0.72rem; font-weight: 600; color: var(--gold); letter-spacing: 0.08em; font-variant-numeric: tabular-nums; padding-top: 0.12rem; }
.timeline-content h3 { font-size: 0.97rem; font-weight: 600; color: var(--text); margin-bottom: 0.25rem; }
.timeline-content p { font-size: 0.83rem; color: var(--muted); line-height: 1.6; }
.timeline-speaker { display: inline-block; margin-top: 0.4rem; font-size: 0.72rem; font-weight: 500; color: var(--gold); background: var(--gold-faint); padding: 0.15rem 0.5rem; }

.session-papers { margin-top: 0.9rem; display: flex; flex-direction: column; }
.paper-slot { display: grid; grid-template-columns: 110px 1fr; gap: 0.85rem; font-size: 0.8rem; padding: 0.4rem 0; border-top: 1px solid var(--border); align-items: baseline; }
.paper-time { color: var(--lighter); font-size: 0.72rem; font-variant-numeric: tabular-nums; }
.paper-title { color: var(--muted); }

.schedule-notes { margin-top: 2.25rem; padding: 1.4rem 1.75rem; background: var(--cream); border-left: 3px solid var(--gold); }
.schedule-notes h3 { font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.16em; color: var(--gold); margin-bottom: 0.75rem; }
.schedule-notes ul { list-style: none; display: flex; flex-direction: column; gap: 0.35rem; }
.schedule-notes ul li { font-size: 0.82rem; color: var(--muted); padding-left: 0.9rem; position: relative; }
.schedule-notes ul li::before { content: '→'; position: absolute; left: 0; color: var(--gold); }

.download-schedule { margin-top: 2rem; }
.download-schedule h3 { font-size: 0.92rem; font-weight: 600; margin-bottom: 0.35rem; }
.download-schedule p { font-size: 0.83rem; color: var(--muted); margin-bottom: 0.75rem; }
.download-btn {
    display: inline-flex; align-items: center; gap: 0.45rem;
    padding: 0.55rem 1.3rem; background: var(--gold); color: #fff;
    text-decoration: none; font-size: 0.7rem; font-weight: 600;
    letter-spacing: 0.1em; text-transform: uppercase;
    border: 1.5px solid var(--gold); transition: background 0.2s, color 0.2s;
}
.download-btn:hover { background: transparent; color: var(--gold); }

/* =====================================================
   PROCEEDINGS PAGE
   ===================================================== */
.proceedings { padding: var(--pad-v) 0; background: var(--white); }
.proceedings-intro { margin-bottom: 2.25rem; }
.proceedings-intro h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); font-weight: 700; letter-spacing: -0.018em; }

.paper-categories { margin-bottom: 1.75rem; }
.paper-categories h3 { font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.16em; color: var(--muted); margin-bottom: 0.75rem; }

.category-tabs { display: flex; flex-wrap: wrap; border: 1px solid var(--border); width: fit-content; }
.tab-btn { padding: 0.42rem 1rem; border: none; border-right: 1px solid var(--border); background: transparent; cursor: pointer; font-size: 0.74rem; font-weight: 500; color: var(--muted); font-family: inherit; transition: all 0.18s; }
.tab-btn:last-child { border-right: none; }
.tab-btn.active, .tab-btn:hover { background: var(--gold); color: #fff; }

.papers-list { display: flex; flex-direction: column; border-top: 1px solid var(--border); }
.paper-item { padding: 1.25rem 0; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; gap: 2rem; }
.paper-header h4 { font-size: 0.9rem; font-weight: 500; color: var(--text); }
.paper-links { display: flex; gap: 0.5rem; flex-shrink: 0; }
.paper-link { display: inline-flex; align-items: center; gap: 0.28rem; padding: 0.28rem 0.65rem; border: 1px solid var(--border); color: var(--muted); text-decoration: none; font-size: 0.7rem; font-weight: 500; letter-spacing: 0.05em; transition: all 0.18s; }
.paper-link:hover { border-color: var(--gold); color: var(--gold); }

/* =====================================================
   CALL FOR CONTRIBUTIONS
   ===================================================== */
.call-for-contributions { padding: var(--pad-v) 0; background: var(--white); }
.cfc-intro { margin-bottom: 2.25rem; }
.cfc-intro p { font-size: 0.9rem; color: #444; line-height: 1.78; max-width: 760px; margin-bottom: 0.85rem; }

.important-dates, .submission-types, .topics-interest, .submission-guidelines, .submission-instructions, .review-process, .after-acceptance, .present-options, .what-to-submit, .rights-use, .journal-special-issue { margin-bottom: 2.25rem; }
.important-dates h2, .submission-types h2, .topics-interest h2, .submission-guidelines h2, .submission-instructions h2, .review-process h2, .after-acceptance h2, .present-options h2, .what-to-submit h2, .rights-use h2, .journal-special-issue h2 {
    font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.18em;
    color: var(--gold); margin-bottom: 0.9rem; padding-bottom: 0.35rem; border-bottom: 1px solid var(--border);
}

.types-grid--single { grid-template-columns: 1fr; max-width: 720px; }

.after-acceptance > p, .present-options > p, .what-to-submit > p { font-size: 0.88rem; color: #333; line-height: 1.7; margin: 0 0 0.95rem; }
.pathways-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1rem; }
.pathway-card { padding: 1.4rem; border: 1px solid var(--border); border-left: 3px solid var(--gold); transition: border-color 0.2s; background: var(--white); }
.pathway-card:hover { border-color: var(--gold-mid); border-left-color: var(--gold); }
.pathway-card i { font-size: 1.1rem; color: var(--gold); margin-bottom: 0.55rem; display: block; }
.pathway-card h3 { font-size: 0.95rem; font-weight: 700; margin: 0 0 0.4rem; color: var(--text); }
.pathway-card p { font-size: 0.85rem; color: #555; line-height: 1.6; margin: 0; }

.dates-list { list-style: none; margin: 0 0 0.85rem; padding: 0; }
.dates-list li { font-size: 0.88rem; color: #333; padding: 0.45rem 0; border-bottom: 1px dashed var(--border); }
.dates-list li strong { color: var(--text); margin-right: 0.4rem; }
.dates-note { font-size: 0.82rem; color: var(--muted); font-style: italic; }

.types-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1rem; }
.type-card { padding: 1.5rem; border: 1px solid var(--border); transition: border-color 0.2s; }
.type-card:hover { border-color: var(--gold); }
.type-card i { font-size: 1.2rem; color: var(--gold); margin-bottom: 0.6rem; display: block; }
.type-card h4 { font-size: 0.92rem; font-weight: 600; margin-bottom: 0.35rem; }
.type-card p { font-size: 0.83rem; color: var(--muted); line-height: 1.6; margin-bottom: 0.6rem; }
.type-card ul { margin: 0.5rem 0 0; padding-left: 1.1rem; }
.type-card ul li { font-size: 0.8rem; color: #444; line-height: 1.55; margin-bottom: 0.25rem; }

.submission-instructions p, .review-process p, .rights-use p { font-size: 0.88rem; color: #333; line-height: 1.7; margin-bottom: 0.6rem; }
.submission-instructions a, .rights-use a { color: var(--gold); text-decoration: underline; }
.criteria-list { list-style: disc; margin: 0.5rem 0 0; padding-left: 1.2rem; }
.criteria-list li { font-size: 0.86rem; color: #333; line-height: 1.7; margin-bottom: 0.3rem; }

/* "What to submit" checklist */
.submit-list { list-style: none; margin: 0 0 0.9rem; padding: 0; }
.submit-list li { font-size: 0.86rem; color: #444; line-height: 1.7; padding: 0.7rem 0; border-bottom: 1px dashed var(--border); }
.submit-list li:last-child { border-bottom: none; }
.submit-list li strong { color: var(--text); font-weight: 600; }
.submit-badge {
    display: inline-block; font-size: 0.58rem; font-weight: 700; text-transform: uppercase;
    letter-spacing: 0.12em; padding: 0.14rem 0.45rem; border-radius: 3px;
    margin-left: 0.45rem; vertical-align: 2px; white-space: nowrap;
}
.submit-badge--req { background: var(--gold-faint); color: var(--gold); border: 1px solid var(--gold-mid); }
.submit-badge--opt { background: #f3f2ef; color: var(--muted); border: 1px solid var(--border); }
.submit-note { font-size: 0.82rem; color: var(--muted); font-style: italic; margin: 0 0 1.15rem; }
/* Description ranked below the title/badge line. 0.82rem + --muted is the
   system's established secondary pair (.submit-note, .dates-note). */
.submit-list li .submit-desc { display: block; margin-top: 0.2rem; font-size: 0.82rem; color: var(--muted); line-height: 1.6; }

.topics-more { margin-top: 0.75rem; }

.guidelines-content { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 1.75rem; }
.guidelines-content h4 { font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text); margin-bottom: 0.6rem; }
.guidelines-content ul { list-style: none; }
.guidelines-content ul li { font-size: 0.82rem; color: var(--muted); padding: 0.28rem 0 0.28rem 0.9rem; border-bottom: 1px solid var(--border); position: relative; }
.guidelines-content ul li::before { content: '→'; position: absolute; left: 0; color: var(--gold); font-size: 0.7rem; }

/* -----------------------------------------------------
   CFC — section groups (qualify / commit / appendix).
   Values copied from .about-section, the site's existing
   section-separator device.
   ----------------------------------------------------- */
.cfc-group { margin-bottom: 2.5rem; padding-bottom: 2.5rem; border-bottom: 1px solid var(--border); }
.cfc-group:last-of-type { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.cfc-group > *:last-child { margin-bottom: 0; }

/* CFC intro lede — cascade repair. .cfc-intro p is more specific and later
   than .abstract-lead, so it would clobber size/weight/colour. These three
   values are copied from .abstract-lead; its gold left rule survives. */
.cfc-intro .abstract-lead { font-size: 1rem; font-weight: 500; color: var(--text); }

/* CFC measure — applies the site's own 760px convention (already on
   .cfc-intro p and .about-section p) to prose that otherwise runs the
   full ~1080px container. */
.dates-list,
.submit-list,
.criteria-list,
.topics-interest > p,
.review-process p,
.rights-use p,
.submission-instructions p { max-width: 760px; }

/* CFC important dates — label/value columns with aligned tabular figures,
   borrowing the .timeline-item idiom locally. Keeps the dashed separators
   and every existing colour. */
.dates-list li { display: grid; grid-template-columns: minmax(0, 18rem) 1fr; column-gap: 1.25rem; align-items: baseline; }
.dates-list li strong { margin-right: 0; }
.dates-list li span { font-variant-numeric: tabular-nums; }

/* CFC fine print — legal boilerplate ranked below the core content.
   Declared after the .rights-use p rule above so it wins the tie. */
.rights-use p { font-size: 0.82rem; color: var(--muted); }

/* CFC deadline banner — reuses the index .cfp-banner-box component, which
   carries no margin of its own. 2.25rem matches the page's section rhythm. */
.call-for-contributions .cfp-banner-box { margin-bottom: 2.25rem; }

/* =====================================================
   ABOUT PAGE
   ===================================================== */
.about-content { padding: var(--pad-v) 0; background: var(--white); }
.about-section { margin-bottom: 2.5rem; padding-bottom: 2.5rem; border-bottom: 1px solid var(--border); }
.about-section:last-child { border-bottom: none; }
.about-section h2 { font-size: clamp(1.25rem, 2.3vw, 1.75rem); font-weight: 700; letter-spacing: -0.016em; margin-bottom: 0.9rem; }
.about-section p { font-size: 0.9rem; line-height: 1.78; color: #444; margin-bottom: 0.85rem; max-width: 760px; }

/* =====================================================
   ABOUT PAGE (editorial with accents)
   ===================================================== */
.about-page {
    padding: var(--pad-v) 0 calc(var(--pad-v) * 1.4);
    background: var(--white);
}
.about-page .container { max-width: 820px; }

.about-lede {
    margin: 0 0 2.75rem;
    padding-bottom: 2.25rem;
    border-bottom: 1px solid var(--border);
}
.about-lede .lede-text {
    font-size: clamp(1.2rem, 2.1vw, 1.45rem);
    font-weight: 500;
    line-height: 1.4;
    letter-spacing: -0.014em;
    color: var(--text);
    border-left: 3px solid var(--gold);
    padding-left: 1.25rem;
    margin: 0 0 1.15rem;
}
.about-lede p {
    font-size: 0.95rem;
    line-height: 1.78;
    color: #444;
    margin: 0;
}

.about-block { margin-bottom: 2.75rem; }
.about-block:last-child { margin-bottom: 0; }
.about-block > .sec-label { display: inline-block; margin-bottom: 0.4rem; }

.about-h2 {
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    font-weight: 700;
    letter-spacing: -0.014em;
    color: var(--text);
    margin: 0 0 1rem;
    padding-bottom: 0.6rem;
    border-bottom: 1px solid var(--border);
    line-height: 1.25;
}
.about-block > p {
    font-size: 0.95rem;
    line-height: 1.78;
    color: #444;
    margin: 0 0 1rem;
}
.about-block > p:last-child { margin-bottom: 0; }

/* Numbered list for Goals */
.about-numbered {
    list-style: none;
    padding: 0;
    margin: 1.25rem 0 0;
}
.about-numbered > li {
    display: flex;
    align-items: baseline;
    gap: 1.1rem;
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--border);
}
.about-numbered > li:last-child { border-bottom: none; }
.about-numbered .num {
    flex-shrink: 0;
    width: 2.25rem;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--gold);
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.04em;
}
.about-numbered h3 {
    display: inline;
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--text);
    margin: 0 0.45rem 0 0;
    letter-spacing: -0.005em;
}
.about-numbered p {
    display: inline;
    font-size: 0.92rem;
    line-height: 1.65;
    color: #555;
    margin: 0;
}

/* Two-column definition list for Scope */
.about-list { margin: 1rem 0 0; padding: 0; }
.about-list dt {
    font-weight: 700;
    color: var(--gold);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-top: 1rem;
    line-height: 1.4;
}
.about-list dt:first-child { margin-top: 0; }
.about-list dd {
    font-size: 0.92rem;
    line-height: 1.7;
    color: #444;
    margin: 0.25rem 0 0;
    padding-left: 0;
}

.about-list--two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    column-gap: 2.5rem;
    row-gap: 0.5rem;
}
.about-list--two-col dt { margin-top: 1.2rem; }
.about-list--two-col dt:nth-child(-n+2) { margin-top: 0; }

@media (max-width: 640px) {
    .about-list--two-col { grid-template-columns: 1fr; }
    .about-list--two-col dt:nth-child(-n+2) { margin-top: 1rem; }
    .about-list--two-col dt:first-child { margin-top: 0; }
}

/* Audience tag pills */
.audience-tags {
    list-style: none;
    padding: 0;
    margin: 1.1rem 0 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.audience-tags li {
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--gold);
    background: var(--gold-faint);
    padding: 0.32rem 0.75rem;
    border-radius: 999px;
    letter-spacing: 0.01em;
}

/* Contact */
.about-contact { margin-top: 3rem; padding-top: 2rem; border-top: 2px solid var(--gold-mid); }
.contact-email-inline {
    color: var(--gold);
    font-weight: 700;
    text-decoration: none;
    border-bottom: 2px solid var(--gold-mid);
    padding-bottom: 1px;
    transition: border-color 0.2s ease;
}
.contact-email-inline:hover { border-bottom-color: var(--gold); }

.about-contact-links { margin-top: 0.75rem !important; font-size: 0.88rem !important; color: var(--muted) !important; }
.about-contact-links a {
    color: var(--gold);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s ease;
}
.about-contact-links a:hover { color: var(--gold-light); }
.about-contact-links .sep { margin: 0 0.55rem; color: var(--lighter); }

/* =====================================================
   COMMITTEE PAGE
   ===================================================== */
.organizing-committee-page { padding: var(--pad-v) 0; background: var(--white); }
.committee-section { margin-bottom: 3rem; }
.committee-section h2 { font-size: clamp(1.25rem, 2.3vw, 1.75rem); font-weight: 700; letter-spacing: -0.016em; margin-bottom: 1.75rem; padding-bottom: 0.75rem; border-bottom: 1px solid var(--border); }

/* =====================================================
   TOPICS PAGE
   ===================================================== */
.topics-page { padding: var(--pad-v) 0; background: var(--white); }
.topics-page-section { margin-bottom: 2rem; }
.topics-page-section h2 { font-size: clamp(1.25rem, 2.3vw, 1.75rem); font-weight: 700; letter-spacing: -0.016em; margin-bottom: 1rem; }
.topics-page-section h3 { font-size: 0.92rem; font-weight: 600; margin-bottom: 0.5rem; padding-left: 0.85rem; border-left: 2px solid var(--gold); }
.topics-page-section ul { list-style: none; padding-left: 0.85rem; }
.topics-page-section ul li { font-size: 0.85rem; color: #444; padding: 0.25rem 0 0.25rem 0.9rem; position: relative; }
.topics-page-section ul li::before { content: '—'; position: absolute; left: 0; color: var(--gold); }

/* =====================================================
   INVITED TALKS PAGE
   ===================================================== */
.invited-talks { padding: var(--pad-v) 0; background: var(--white); }
.talks-intro { margin-bottom: 2.25rem; }
.talks-intro h2 { font-size: clamp(1.4rem, 2.6vw, 1.9rem); font-weight: 700; letter-spacing: -0.018em; margin-bottom: 0.55rem; }
.talks-intro p { font-size: 0.9rem; color: #444; line-height: 1.72; }

.keynote-speakers h3 { font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.18em; color: var(--gold); margin-bottom: 0; padding-bottom: 0.4rem; border-bottom: 1px solid var(--border); }

.speaker-detail {
    display: grid; grid-template-columns: 180px 1fr;
    gap: 2.5rem; padding: 2rem 0; border-bottom: 1px solid var(--border); align-items: start;
}
.speaker-image img { width: 100%; object-fit: cover; object-position: center top; display: block; filter: grayscale(12%); }
.speaker-info h4 { font-size: 1.4rem; font-weight: 700; color: var(--text); margin-bottom: 0.22rem; letter-spacing: -0.018em; }
.speaker-affiliation { font-size: 0.82rem; color: var(--gold); font-weight: 600; margin-bottom: 0.9rem; line-height: 1.5; }
.speaker-bio { font-size: 0.86rem; line-height: 1.76; color: #444; margin-bottom: 0.75rem; }

.talk-details { margin-top: 1.2rem; padding: 1rem 1.2rem; background: var(--cream); border-left: 3px solid var(--gold); }
.talk-details h5 { font-size: 0.85rem; font-weight: 600; margin-bottom: 0.3rem; }
.talk-abstract { font-size: 0.8rem; color: var(--muted); }
.talk-meta { display: flex; gap: 1.25rem; margin-top: 0.55rem; font-size: 0.76rem; color: var(--muted); }
.talk-meta i { color: var(--gold); margin-right: 0.22rem; }

.panel-discussion { margin-top: 2.5rem; padding-top: 2.5rem; border-top: 1px solid var(--border); }
.panel-discussion h3 { font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.18em; color: var(--gold); margin-bottom: 0.9rem; padding-bottom: 0.4rem; border-bottom: 1px solid var(--border); }
.panel-info h4 { font-size: 1.02rem; font-weight: 600; margin-bottom: 0.4rem; }
.panel-info .panel-time, .panel-info .panel-description { font-size: 0.86rem; color: var(--muted); margin-bottom: 0.55rem; }
.panel-moderator, .panel-participants { margin-top: 1rem; }
.panel-moderator h5, .panel-participants h5 { font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: var(--muted); margin-bottom: 0.3rem; }
.panel-moderator p, .panel-participants ul { font-size: 0.86rem; color: var(--text); }
.panel-participants ul { list-style: none; padding: 0; }

.speaker-resources { margin-top: 2.5rem; padding-top: 2.5rem; border-top: 1px solid var(--border); }
.speaker-resources h3 { font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.18em; color: var(--muted); margin-bottom: 0.9rem; }
.resources-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 1rem; }
.resource-item { padding: 1.25rem; border: 1px solid var(--border); transition: border-color 0.18s; }
.resource-item:hover { border-color: var(--gold); }
.resource-item i { font-size: 1.15rem; color: var(--gold); margin-bottom: 0.55rem; display: block; }
.resource-item h4 { font-size: 0.86rem; font-weight: 600; margin-bottom: 0.28rem; }
.resource-item p { font-size: 0.78rem; color: var(--muted); margin-bottom: 0.55rem; }
.resource-link { font-size: 0.72rem; color: var(--gold); text-decoration: none; font-weight: 600; letter-spacing: 0.05em; }
.resource-link:hover { text-decoration: underline; }

.talks-archive { margin-top: 2.5rem; padding-top: 2.5rem; border-top: 1px solid var(--border); }
.talks-archive h3 { font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.18em; color: var(--muted); margin-bottom: 0.4rem; }
.talks-archive p { font-size: 0.86rem; color: var(--muted); margin-bottom: 0.9rem; }
.archive-links { display: flex; gap: 0.75rem; flex-wrap: wrap; }
.archive-link { display: inline-flex; align-items: center; gap: 0.3rem; padding: 0.4rem 0.85rem; border: 1px solid var(--border); color: var(--muted); text-decoration: none; font-size: 0.76rem; font-weight: 500; transition: all 0.18s; }
.archive-link:hover { border-color: var(--gold); color: var(--gold); }

/* =====================================================
   FOOTER
   ===================================================== */
.footer {
    background: var(--hero-bg);
    padding: 2.75rem 0 0;
    border-top: 1px solid rgba(200,150,12,0.3);
}
.footer-content {
    display: grid; grid-template-columns: 2fr 1fr 1fr;
    gap: 2.5rem; padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.footer-section h3 { font-size: 0.63rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.18em; color: var(--gold); margin-bottom: 0.75rem; }
.footer-section p { font-size: 0.8rem; line-height: 1.6; color: rgba(255,255,255,0.32); }
.footer-section p a { color: var(--gold-light); text-decoration: none; transition: color 0.18s; }
.footer-section p a:hover { color: #fff; text-decoration: underline; }
.footer-lab { margin-top: 0.55rem; }
.footer-section ul { list-style: none; display: flex; flex-direction: column; gap: 0.32rem; }
.footer-section ul a { font-size: 0.78rem; color: rgba(255,255,255,0.35); text-decoration: none; transition: color 0.18s; }
.footer-section ul a:hover { color: var(--gold); }

.footer-bottom { padding: 1.25rem 0; display: flex; align-items: center; justify-content: center; text-align: center; }
.footer-bottom > p { font-size: 0.7rem; color: rgba(255,255,255,0.3); }

/* =====================================================
   WORKSHOP FLYER (index) — sits beside the banners.
   Must stay above the RESPONSIVE block below so the
   960/768px rules can override it.
   ===================================================== */
.cfp-flyer-layout { display: grid; grid-template-columns: 1fr minmax(0, 248px); gap: 1.75rem; align-items: stretch; }
.cfp-banner-stack { display: flex; flex-direction: column; gap: 1.15rem; }
/* the stack owns the rhythm now, so drop the sibling margin */
.cfp-banner-stack .cfp-banner-box + .cfp-banner-box { margin-top: 0; }
/* Grow from natural height to meet the flyer column, so the two columns
   bottom out together. Box content is already vertically centred. */
.cfp-banner-stack .cfp-banner-box { flex: 1 1 auto; }

.flyer-aside { display: flex; flex-direction: column; align-items: stretch; }
.flyer-aside .cfp-banner-eyebrow { margin-bottom: 0.15rem; }
.flyer-title {
    font-size: 1.05rem; font-weight: 700; letter-spacing: -0.018em;
    color: var(--text); margin: 0 0 0.7rem;
}
.flyer-dl { margin-top: 0.85rem; justify-content: center; }

/* Thin white mat + hairline: the site's existing frame idiom, not a drop shadow. */
.flyer-frame {
    position: relative; display: block;
    padding: 0.5rem; background: var(--white);
    border: 1px solid var(--border);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.flyer-frame:hover, .flyer-frame:focus-visible { border-color: var(--gold); box-shadow: 0 6px 18px rgba(0,0,0,0.09); }
.flyer-img { display: block; width: 100%; height: auto; }
.flyer-hint {
    position: absolute; left: 0.5rem; right: 0.5rem; bottom: 0.5rem;
    display: flex; align-items: center; justify-content: center; gap: 0.45rem;
    padding: 0.5rem; font-size: 0.62rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.14em;
    color: #fff; background: rgba(20, 18, 16, 0.85);
    opacity: 0; transition: opacity 0.2s;
}
.flyer-frame:hover .flyer-hint, .flyer-frame:focus-visible .flyer-hint { opacity: 1; }

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 960px) {
    .hero-container { grid-template-columns: 1fr; gap: 1.25rem; }
    .hero-logo { grid-column: 1; grid-row: auto; justify-content: flex-start; }
    /* Flyer drops below the banners rather than squeezing them */
    .cfp-flyer-layout { grid-template-columns: 1fr; gap: 1.75rem; }
    .flyer-aside { max-width: 290px; }
    .abstract-layout { grid-template-columns: 1fr; gap: 1.25rem; }
    .speaker-row, .speaker-detail { grid-template-columns: 1fr; gap: 1.25rem; }
    .speaker-photo img, .speaker-photo-placeholder { width: 140px; height: 175px; }
    .footer-content { grid-template-columns: 1fr 1fr; gap: 1.75rem; }
    .timeline-item { grid-template-columns: 130px 1fr; gap: 1rem; }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed; left: -100%; top: 62px;
        flex-direction: column; background: var(--hero-bg);
        width: 100%; padding: 1rem 0;
        transition: left 0.28s ease;
        border-top: 1px solid rgba(200,150,12,0.18);
        max-height: calc(100vh - 62px);
        overflow-y: auto;
    }
    .nav-menu.active { left: 0; }
    .nav-link { padding: 0.75rem var(--pad-h); font-size: 0.78rem; }
    .nav-item--cta { margin: 0.5rem var(--pad-h) 0; align-self: flex-start; }
    .nav-link--contact { padding: 0.55rem 1rem; font-size: 0.75rem; }
    .hamburger { display: flex; }
    .hero-eyebrow { display: none; }
    .hero { min-height: auto; }
    .hero-container {
        grid-template-columns: 1fr;
        padding: 3rem 1.25rem 2rem;
        gap: 1rem;
    }
    .hero-title-main { font-size: clamp(1.55rem, 6.5vw, 2.05rem); margin-bottom: 0.55rem; line-height: 1.12; }
    .hero-title-sub { font-size: 0.72rem; padding-left: 0.7rem; letter-spacing: 0.12em; }
    .hero-info { gap: 0.3rem; }
    .info-item { font-size: 0.78rem; }
    .hero-logo { grid-column: 1; grid-row: auto; justify-content: flex-start; margin-top: 0.25rem; }
    .hero-logo-badge { padding: 0.45rem 0.85rem; }
    .icra-logo { height: 48px; }
    .footer-content { grid-template-columns: 1fr; gap: 1.5rem; }
    .footer-bottom { gap: 0.85rem; }
    .timeline-item { grid-template-columns: 1fr; gap: 0.25rem; }
    .dates-list li { grid-template-columns: 1fr; column-gap: 0; }
    .call-for-contributions .cfp-banner-box { flex-direction: column; align-items: flex-start; gap: 1rem; }
    .paper-slot { grid-template-columns: 1fr; gap: 0.15rem; }
    .committee-grid { grid-template-columns: repeat(auto-fill, minmax(115px, 1fr)); gap: 0.85rem; }
    .organizing-committee .committee-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 1.25rem; }
    .speaker-row, .speaker-detail { grid-template-columns: 1fr; }
    .journal-publication-box { flex-direction: column; align-items: flex-start; }
    .category-tabs { width: 100%; }
    .tab-btn { padding: 0.42rem 0.65rem; font-size: 0.68rem; }

    /* Page header — smaller on mobile */
    .page-header { padding: 5rem 0 2.25rem; }
    .page-header h1 { font-size: clamp(1.5rem, 6vw, 2rem); }

    /* Section padding compression */
    .abstract, .highlights, .cfp-banner, .speakers-section, .topics, .committee, .about-page { padding-top: 2rem; padding-bottom: 2rem; }
    .cfp-banner { padding-top: 1.5rem; padding-bottom: 2rem; }

    /* Highlight cards — denser padding on small screens */
    .highlights-grid { grid-template-columns: 1fr; gap: 1rem; }
    .highlight-card { padding: 1.35rem 1.2rem 1.2rem; }
    .highlight-title { font-size: clamp(1.15rem, 4vw, 1.4rem); }

    /* Talk speaker block stacks on very small screens */
    .talk-speaker { gap: 0.7rem; }
    .talk-speaker-photo { width: 56px; height: 56px; }

    /* Journal feature block tightens */
    .journal-feature { gap: 0.8rem; }
    .journal-feature-cover img { width: 64px; }
    .journal-feature-name { font-size: 0.85rem !important; }

    /* Panel sub blocks indentation */
    .highlight-card .panel-sub { padding-left: 0.7rem; }

    /* About page */
    .about-page .container { max-width: 100%; }
    .about-numbered > li { padding: 0.75rem 0; }
    .about-numbered .num { width: 1.8rem; font-size: 0.85rem; }

    /* About list — already collapses at 640 but ensure proper gap */
    .about-list--two-col { row-gap: 0.4rem; }

    /* CFP banner already collapses at 720, ensure CTA full width */
    .cfp-banner-cta { width: 100%; }
    .cfp-banner-cta .btn-primary, .cfp-banner-cta .btn-outline { width: 100%; justify-content: center; }

    /* Contact banner already collapses at 720, also tighten padding */
    .contact-banner { padding: 1.4rem 1.25rem; }

    /* CFC pathway grid stacks */
    .pathways-grid { grid-template-columns: 1fr; }

    /* Scope grid stays auto-fit */
    .scope-grid { grid-template-columns: 1fr; }
}

/* Very small phones */
@media (max-width: 480px) {
    .nav-container { height: 56px; padding: 0 1rem; }
    .nav-brand h2 { font-size: 0.85rem; }
    .nav-menu { top: 56px; max-height: calc(100vh - 56px); }
    .deadline-alert { margin-top: 56px; }
    .hero { padding-top: 56px; }
    .hero-corner { display: none; }

    .hero-container { padding: 2.25rem 1rem 1.75rem; gap: 0.85rem; }
    .hero-title-main { font-size: clamp(1.45rem, 8vw, 1.85rem); margin-bottom: 0.5rem; }
    .hero-title-sub { font-size: 0.68rem; padding-left: 0.6rem; }
    .info-item { font-size: 0.75rem; gap: 0.55rem; }
    .hero-info { gap: 0.25rem; }
    .icra-logo { height: 42px; }
    .hero-logo-badge { padding: 0.4rem 0.75rem; }

    .container { padding: 0 1rem; }

    .abstract-lead { font-size: 0.95rem; padding-left: 1rem; }
    .abstract-body p, .abstract-aside p { font-size: 0.85rem; }

    .sec-title { font-size: clamp(1.3rem, 6vw, 1.65rem); }
    .sec-label { font-size: 0.58rem; }

    /* CFP banner stays vertical at 720, just tighten */
    .cfp-banner-box { padding: 1.15rem 1rem; }
    .cfp-banner-text h2 { font-size: 1.1rem; }
    .cfp-banner-text p { font-size: 0.82rem; }
    .companion-bar { padding: 1.15rem 1rem; }
    .companion-bar h2 { font-size: 1.1rem; }
    .companion-bar p { font-size: 0.82rem; }

    /* Highlight cards */
    .highlight-card { padding: 1.2rem 1.05rem 1.05rem; }
    .highlight-card p { font-size: 0.82rem; }
    .highlight-card .panel-sub h4 { font-size: 0.8rem; }
    .highlight-card .panel-sub p { font-size: 0.78rem; }

    /* About */
    .about-lede .lede-text { font-size: 1.1rem; padding-left: 0.95rem; }
    .about-h2 { font-size: 1.1rem; }
    .audience-tags li { font-size: 0.73rem; padding: 0.28rem 0.65rem; }

    /* Schedule timeline */
    .timeline-time { font-size: 0.8rem; }

    /* Footer */
    .footer-bottom > p { font-size: 0.65rem; }
}

/* =====================================================
   CALL FOR CONTRIBUTIONS BANNER (index)
   ===================================================== */
.cfp-banner {
    padding: 1.75rem 0 3.5rem;
    background: var(--white);
}
.cfp-banner-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 1.5rem 1.7rem;
    background: linear-gradient(135deg, var(--gold-faint), rgba(200, 150, 12, 0.04));
    border: 1px solid var(--gold-mid);
    border-radius: 6px;
}
.cfp-banner-box + .cfp-banner-box {
    margin-top: 1.15rem;
}
/* "Registrations open" variant — green signals live / open now */
.cfp-banner-box--open {
    background: linear-gradient(135deg, var(--green-faint), rgba(21, 115, 71, 0.04));
    border-color: var(--green-mid);
}
.cfp-banner-box--open .cfp-banner-eyebrow { color: var(--green); }
.cfp-banner-box--open .btn-primary {
    background: var(--green);
    border-color: var(--green);
    color: #fff;
}
.cfp-banner-box--open .btn-primary:hover {
    background: transparent;
    color: var(--green);
}
.cfp-banner-box--open .btn-outline {
    color: var(--green);
    border-color: var(--green);
}
.cfp-banner-box--open .btn-outline:hover {
    background: var(--green);
    color: #fff;
}
.cfp-banner-eyebrow {
    display: inline-block;
    font-size: 0.63rem;
    font-weight: 700;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 0.3rem;
}
.cfp-banner-text h2 {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    font-weight: 700;
    letter-spacing: -0.018em;
    margin: 0 0 0.35rem;
    color: var(--text);
}
.cfp-banner-text p {
    font-size: 0.88rem;
    line-height: 1.6;
    color: #444;
    margin: 0;
    max-width: 70ch;
}
.cfp-banner-cta { flex-shrink: 0; display: flex; flex-direction: column; gap: 0.6rem; }

/* Key dates as points, gold marker per the .guidelines-content li idiom.
   The date itself carries var(--text) so it reads as the highlight while
   keeping full contrast; the accent lives in the marker, not the type. */
.cfp-banner-dates { list-style: none; margin: 0.5rem 0 0; padding: 0; display: grid; gap: 0.32rem; }
.cfp-banner-dates li {
    font-size: 0.85rem; line-height: 1.5; color: #444;
    padding-left: 0.95rem; position: relative;
}
.cfp-banner-dates li::before {
    content: ''; position: absolute; left: 0; top: 0.52em;
    width: 5px; height: 5px; border-radius: 50%; background: var(--gold);
}
.cfp-banner-dates li strong { color: var(--text); font-weight: 600; margin-right: 0.15rem; }
/* Superseded deadline: struck through, receded, so the extension is visible news */
.cfp-banner-dates s, .dates-list s, .cfp-banner-text h2 s {
    color: var(--lighter);
    font-weight: 500;
    margin-right: 0.2rem;
}
.cfp-date-qual { color: var(--lighter); font-size: 0.78rem; white-space: nowrap; }
.cfp-banner-box--open .cfp-banner-dates li::before { background: var(--green); }

/* "open" — a live status word. An animated highlight sweeps behind the text
   rather than colouring it: var(--gold) as type would drop this word to
   2.7:1, while the sweep keeps it at var(--text) and full contrast. */
.live-word {
    display: inline-block;
    padding: 0 0.24em;
    border-radius: 3px;
    color: var(--text);
    background-image: linear-gradient(100deg,
        rgba(200, 150, 12, 0.00) 0%,
        rgba(200, 150, 12, 0.40) 28%,
        rgba(229, 171, 14, 0.78) 50%,
        rgba(200, 150, 12, 0.40) 72%,
        rgba(200, 150, 12, 0.00) 100%);
    background-size: 260% 100%;
    background-repeat: no-repeat;
    animation: live-sweep 5.5s ease-in-out infinite;
}
.cfp-banner-box--open .live-word {
    background-image: linear-gradient(100deg,
        rgba(21, 115, 71, 0.00) 0%,
        rgba(21, 115, 71, 0.32) 28%,
        rgba(27, 138, 86, 0.62) 50%,
        rgba(21, 115, 71, 0.32) 72%,
        rgba(21, 115, 71, 0.00) 100%);
}
@keyframes live-sweep {
    0%, 100% { background-position: 0% 50%; }
    50%      { background-position: 100% 50%; }
}
@media (prefers-reduced-motion: reduce) {
    .live-word { animation: none; background-position: 50% 50%; }
}

/* Companion ACS workshop publicity bar — full-width band under the banner
   stack; the dark ground sets it apart from the gold/green boxes so it
   reads as pointing to a different event, not another status of this one. */
.companion-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    margin-top: 1.15rem;
    padding: 1.5rem 1.7rem;
    background: linear-gradient(135deg, var(--hero-bg), #211c15);
    border: 1px solid rgba(200, 150, 12, 0.45);
    border-radius: 6px;
    position: relative;
    overflow: hidden;
}
/* Gold glint sweeping the dark band — same idiom as .live-word, kept faint
   and mostly at rest (~3.5s sweep, ~5.5s pause) so it draws the eye without
   nagging it. Sits on ::before so the text never changes contrast. */
.companion-bar::before {
    content: '';
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image: linear-gradient(105deg,
        rgba(229, 171, 14, 0.00) 38%,
        rgba(229, 171, 14, 0.07) 47%,
        rgba(229, 171, 14, 0.14) 50%,
        rgba(229, 171, 14, 0.07) 53%,
        rgba(229, 171, 14, 0.00) 62%);
    background-size: 260% 100%;
    background-repeat: no-repeat;
    animation: companion-sheen 9s ease-in-out infinite;
}
@keyframes companion-sheen {
    0%        { background-position: 100% 0; }
    40%, 100% { background-position: 0% 0; }
}
@media (prefers-reduced-motion: reduce) {
    .companion-bar::before { display: none; }
}
.companion-bar .cfp-banner-eyebrow { color: var(--gold-light); }
.companion-bar h2 {
    font-size: clamp(1.1rem, 2vw, 1.4rem);
    font-weight: 700;
    letter-spacing: -0.018em;
    margin: 0 0 0.35rem;
    color: #fff;
}
.companion-bar p {
    font-size: 0.88rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.76);
    margin: 0;
    max-width: 70ch;
}
.companion-bar p strong { color: #fff; font-weight: 600; }
.companion-bar-cta { flex-shrink: 0; }

@media (max-width: 720px) {
    .cfp-banner-box { flex-direction: column; align-items: flex-start; gap: 1rem; }
    .companion-bar { flex-direction: column; align-items: flex-start; gap: 1rem; }
}

/* =====================================================
   WORKSHOP HIGHLIGHTS (index)
   ===================================================== */
.highlights {
    padding: var(--pad-v) 0;
    background: var(--cream);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}
.highlights .sec-title { margin-bottom: 1.75rem; }
.highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 1.25rem;
}
.highlight-card {
    position: relative;
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1.75rem 1.75rem 1.5rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    display: flex;
    flex-direction: column;
}
.highlight-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 22px rgba(0,0,0,0.07);
    border-color: var(--gold-mid);
}
.highlight-icon {
    width: 44px; height: 44px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--gold-faint);
    color: var(--gold);
    border-radius: 50%;
    margin-bottom: 0.9rem;
    font-size: 1.1rem;
}
.highlight-title {
    font-size: clamp(1.25rem, 2vw, 1.55rem);
    font-weight: 700;
    letter-spacing: -0.018em;
    line-height: 1.2;
    margin: 0 0 0.55rem;
    color: var(--gold);
}
.highlight-subtitle {
    font-size: 0.95rem !important;
    color: var(--text) !important;
    margin: 0 0 0.4rem !important;
    line-height: 1.45 !important;
    font-weight: 500;
    font-style: italic;
}
.talk-speaker {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin: 0.2rem 0 0.85rem;
    padding-bottom: 0.85rem;
    border-bottom: 1px solid var(--border);
}
.talk-speaker-photo {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    border-radius: 50%;
    object-fit: cover;
    object-position: center top;
    border: 2px solid var(--gold-faint);
}
.talk-speaker-meta { min-width: 0; }
.talk-speaker-name {
    font-size: 0.9rem !important;
    font-weight: 700 !important;
    color: var(--text) !important;
    margin: 0 0 0.15rem !important;
    line-height: 1.3 !important;
}
.talk-speaker-affil {
    font-size: 0.75rem !important;
    color: var(--muted) !important;
    margin: 0 !important;
    line-height: 1.4 !important;
}
.journal-feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 0.2rem 0 0.95rem;
    padding-bottom: 0.95rem;
    border-bottom: 1px solid var(--border);
}
.journal-feature-cover {
    flex-shrink: 0;
    display: block;
    line-height: 0;
}
.journal-feature-cover img {
    width: 78px;
    height: auto;
    border-radius: 4px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.12);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.journal-feature-cover:hover img {
    transform: scale(1.04);
    box-shadow: 0 6px 16px rgba(0,0,0,0.18);
}
.journal-feature-meta { min-width: 0; }
.journal-feature-name {
    font-size: 0.9rem !important;
    font-weight: 700 !important;
    color: var(--text) !important;
    margin: 0 0 0.2rem !important;
    line-height: 1.35 !important;
}
.journal-feature-pub {
    font-size: 0.75rem !important;
    color: var(--muted) !important;
    margin: 0 0 0.15rem !important;
    line-height: 1.4 !important;
}
.journal-feature-issn {
    font-size: 0.72rem !important;
    color: var(--lighter) !important;
    margin: 0 !important;
    line-height: 1.4 !important;
    font-variant-numeric: tabular-nums;
}
.highlight-byline {
    font-size: 0.8rem !important;
    color: var(--muted) !important;
    margin: 0 0 0.55rem !important;
    line-height: 1.5 !important;
}
.highlight-card p {
    font-size: 0.88rem;
    line-height: 1.6;
    color: #444;
    margin: 0;
}
.highlight-card .panel-sub {
    border-left: 3px solid var(--gold-mid);
    padding: 0.2rem 0 0.2rem 0.85rem;
    margin: 0.4rem 0 0.8rem;
}
.highlight-card .panel-sub:last-of-type { margin-bottom: 0.4rem; }
.highlight-card .panel-sub h4 {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text);
    margin: 0 0 0.3rem;
    line-height: 1.4;
    letter-spacing: -0.005em;
}
.highlight-card .panel-sub p {
    font-size: 0.82rem;
    line-height: 1.55;
    color: #555;
    margin: 0;
}
.highlight-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: auto;
    padding-top: 1.1rem;
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gold);
    text-decoration: none;
    transition: gap 0.2s ease;
}
.highlight-link:hover { gap: 0.65rem; }
.highlight-link i { font-size: 0.7rem; }

/* =====================================================
   MISC / LEGACY
   ===================================================== */
.asada-card { }
.program-committee { background: var(--white); }
.abstract-content p { font-size: 0.88rem; line-height: 1.78; color: #444; margin-bottom: 0.85rem; }
.topics-more .btn-primary, .abstract-more .btn-primary { display: inline-flex; align-items: center; gap: 0.45rem; }

/* =====================================================
   PANELISTS PAGE
   ===================================================== */
.panelists { padding: var(--pad-v) 0 3.25rem; background: var(--white); }

/* Panel theme highlights at the top of the page — titles only */
.panel-themes { display: grid; grid-template-columns: 1fr 1fr; gap: 1.1rem; margin-bottom: 2.25rem; }
.panel-theme {
    padding: 1rem 1.3rem;
    background: var(--gold-faint);
    border-left: 3px solid var(--gold);
    border-radius: 0 6px 6px 0;
}
.panel-theme-label {
    display: block;
    font-size: 0.62rem; font-weight: 700;
    letter-spacing: 0.18em; text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 0.25rem;
}
.panel-theme h3 { font-size: 0.95rem; font-weight: 700; letter-spacing: -0.01em; color: var(--text); }
@media (max-width: 720px) {
    .panel-themes { grid-template-columns: 1fr; }
}

.panelists-group-label {
    font-size: 0.68rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.18em;
    color: var(--gold);
    margin: 0; padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--border);
}

.panelist-row {
    display: grid; grid-template-columns: 180px 1fr;
    gap: 2.25rem; padding: 2.1rem 0;
    border-bottom: 1px solid var(--border);
    align-items: start;
}
/* Round vignette: the padding gap between photo and thin gold ring is what
   makes it read as a vignette rather than just a cropped circle. */
.panelist-portrait {
    width: 164px; height: 164px;
    border-radius: 50%;
    padding: 6px;
    border: 1.5px solid var(--gold-mid);
    background: var(--white);
    justify-self: center;
}
.panelist-portrait img {
    width: 100%; height: 100%;
    border-radius: 50%;
    object-fit: cover; object-position: center top;
    display: block;
    filter: grayscale(25%);
    transition: filter 0.3s;
}
.panelist-row:hover .panelist-portrait img { filter: grayscale(0%); }

.panelist-info h3 { font-size: 1.08rem; font-weight: 700; letter-spacing: -0.012em; margin-bottom: 0.15rem; }
.panelist-info h3 a { color: inherit; text-decoration: none; transition: color 0.2s; }
.panelist-info h3 a:hover { color: var(--gold); }
.panelist-affil { font-size: 0.77rem; color: var(--gold); font-weight: 500; line-height: 1.6; margin-bottom: 0.65rem; }
.panelist-affil strong { color: var(--gold); font-weight: 700; letter-spacing: 0.01em; }
.panelist-affil em { color: var(--muted); font-style: italic; }
.panelist-bio p { font-size: 0.88rem; line-height: 1.76; color: #444; }

/* Compact topics list on the merged About page */
.topics-compact dt i { color: var(--gold); font-size: 0.78rem; width: 1.15rem; text-align: center; margin-right: 0.2rem; }

/* =====================================================
   DEADLINE EXTENSION ALERT (index + CfC)
   ===================================================== */
.deadline-alert {
    margin-top: 62px;
    background: linear-gradient(90deg, #E5AB0E, #C8960C);
    color: #141210;
    position: relative;
    overflow: hidden;
}
/* Rapid double-flash, then a beat of rest — urgent without strobing
   (stays under the WCAG 2.3.1 three-flashes-per-second threshold) */
.deadline-alert::before {
    content: '';
    position: absolute; inset: 0;
    pointer-events: none;
    background: rgba(255, 255, 255, 0.45);
    opacity: 0;
    animation: alert-flash 2s linear infinite;
}
@keyframes alert-flash {
    0%, 7%, 15%, 22%, 30%, 100% { opacity: 0; }
    3.5%, 18.5%                 { opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
    .deadline-alert::before { display: none; }
}
.deadline-alert .container {
    display: flex; align-items: center; justify-content: center;
    flex-wrap: wrap;
    gap: 0.35rem 0.7rem;
    padding-top: 0.6rem; padding-bottom: 0.6rem;
    font-size: 0.85rem; font-weight: 600;
    text-align: center;
    position: relative;
}
.deadline-alert i { font-size: 0.85rem; }
.deadline-alert strong { font-weight: 800; }
.deadline-alert a {
    color: #141210; font-weight: 800;
    text-decoration: underline; text-underline-offset: 3px;
    white-space: nowrap;
}
.deadline-alert a i { font-size: 0.7rem; }
.deadline-alert a:hover { color: #000000; }
/* The alert supplies the navbar clearance, so the section below must not double it */
.deadline-alert + .hero { padding-top: 0; }
.deadline-alert + .page-header { margin-top: 0; }

@media (max-width: 760px) {
    .panelist-row { grid-template-columns: 1fr; gap: 1.15rem; }
    .panelist-portrait { width: 136px; height: 136px; }
    .panelist-info h3, .panelist-affil { text-align: center; }
}

/* =====================================================
   PANELIST TEASER (index) — text band + facepile cluster
   ===================================================== */
.panel-strip { padding: var(--pad-v) 0; background: var(--white); border-top: 1px solid var(--border); }
.panel-strip-layout { display: flex; align-items: center; justify-content: space-between; gap: 3rem; }
.panel-strip-text { flex: 1 1 auto; max-width: 640px; }
.panel-strip-sub { font-size: 0.9rem; color: #444; line-height: 1.7; margin-bottom: 0.85rem; }
.panel-strip-text .btn-primary { margin-top: 0.8rem; }

/* Facepile: overlapping full-colour circles — deliberately unlike the
   labelled grayscale grids of the committee sections below. */
.panel-facepile { flex: 0 0 auto; display: block; text-decoration: none; }
.facepile-row { display: flex; }
.facepile-row + .facepile-row { margin-top: -14px; margin-left: 44px; }
.panel-facepile img {
    width: 78px; height: 78px;
    border-radius: 50%;
    object-fit: cover; object-position: center top;
    border: 3px solid var(--white);
    box-shadow: 0 2px 8px rgba(0,0,0,0.16);
    margin-left: -20px;
    position: relative;
    transition: transform 0.25s;
}
.facepile-row > :first-child { margin-left: 0; }
.panel-facepile img:hover { transform: translateY(-5px) scale(1.07); z-index: 2; }
@media (max-width: 920px) {
    .panel-strip-layout { flex-direction: column-reverse; align-items: flex-start; gap: 1.9rem; }
    .panel-facepile { align-self: center; }
    .panel-facepile img { width: 64px; height: 64px; margin-left: -16px; }
    .facepile-row + .facepile-row { margin-top: -11px; margin-left: 34px; }
}

/* Schedule timeline links (panelist cross-reference) */
.timeline-speaker a { color: var(--gold); text-decoration: none; border-bottom: 1px solid var(--gold-mid); transition: border-color 0.2s; }
.timeline-speaker a:hover { border-bottom-color: var(--gold); }