/* ============================================================
   PROGRAMME PAGE — programme.css
   Matches CEEA Summit site design (Montserrat + Source Sans Pro,
   --primary-red: #CC3634, Bootstrap 5)
   ============================================================ */

/* ---- Page hero ---- */
.programme-hero {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    padding: 8rem 0 5rem;
    position: relative;
    overflow: hidden;
    min-height: 38vh;
}

.programme-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 70% 50%, rgba(204,54,52,0.18) 0%, transparent 65%);
}

.programme-hero-badge {
    display: inline-block;
    background: rgba(204,54,52,0.15);
    border: 1px solid rgba(204,54,52,0.4);
    color: #e04543;
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    padding: 0.4rem 1rem;
    border-radius: 50px;
    margin-bottom: 1.2rem;
}

.programme-hero h1 {
    color: #fff;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 900;
    line-height: 1.15;
    margin-bottom: 1rem;
}

.programme-hero p {
    color: rgba(255,255,255,0.7);
    font-size: 1.1rem;
    max-width: 600px;
}

.programme-hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.programme-hero-meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255,255,255,0.85);
    font-size: 0.95rem;
    font-weight: 600;
}

.programme-hero-meta-item i {
    color: var(--primary-red);
    font-size: 1.1rem;
}

/* ---- Day tabs ---- */
.programme-tabs-wrap {
    background: #fff;
    border-bottom: 1px solid #e9ecef;
    position: sticky;
    top: 70px;
    z-index: 100;
    box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}

.programme-tabs {
    display: flex;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 0;
    list-style: none;
    margin: 0;
    padding: 0;
}

.programme-tabs::-webkit-scrollbar { display: none; }

.programme-tab-btn {
    flex-shrink: 0;
    background: none;
    border: none;
    border-bottom: 3px solid transparent;
    padding: 1.1rem 1.8rem;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--dark-gray);
    cursor: pointer;
    transition: color 0.25s, border-color 0.25s, background 0.25s;
    white-space: nowrap;
}

.programme-tab-btn:hover {
    color: var(--primary-red);
    background: rgba(204,54,52,0.04);
}

.programme-tab-btn.active {
    color: var(--primary-red);
    border-bottom-color: var(--primary-red);
    background: rgba(204,54,52,0.04);
}

.programme-tab-btn .tab-date {
    display: block;
    font-size: 0.68rem;
    font-weight: 500;
    color: var(--light-gray);
    text-transform: none;
    letter-spacing: 0;
    margin-top: 0.15rem;
}

.programme-tab-btn.active .tab-date { color: rgba(204,54,52,0.6); }

/* ---- Schedule section ---- */
.programme-section {
    padding: 4rem 0 5rem;
    background: #f8f9fa;
}

.day-panel { display: none; }
.day-panel.active { display: block; }

/* ---- Day heading banner ---- */
.day-banner {
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-dark) 100%);
    border-radius: 16px;
    padding: 2rem 2.5rem;
    margin-bottom: 2.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    box-shadow: 0 8px 30px rgba(204,54,52,0.25);
}

.day-banner-left h2 {
    color: #fff;
    font-size: 1.7rem;
    margin: 0 0 0.25rem;
}

.day-banner-left p {
    color: rgba(255,255,255,0.8);
    margin: 0;
    font-size: 0.95rem;
}

.day-banner-date {
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.3);
    color: #fff;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 0.85rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    white-space: nowrap;
}

/* ---- Session rows ---- */
.schedule-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.session-row {
    background: #fff;
    border: 1px solid #e9ecef;
    border-radius: 12px;
    padding: 1.1rem 1.5rem;
    display: flex;
    align-items: flex-start;
    gap: 1.25rem;
    transition: box-shadow 0.25s, border-color 0.25s, transform 0.25s;
    position: relative;
    overflow: hidden;
}

.session-row::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: #e9ecef;
    border-radius: 3px 0 0 3px;
    transition: background 0.25s;
}

.session-row:hover {
    box-shadow: 0 6px 24px rgba(0,0,0,0.09);
    border-color: rgba(204,54,52,0.15);
    transform: translateX(3px);
}

.session-row:hover::before { background: var(--primary-red); }

/* Type variants */
.session-row.keynote {
    border-color: rgba(204,54,52,0.2);
    background: linear-gradient(to right, rgba(204,54,52,0.03), #fff 30%);
}

.session-row.keynote::before { background: var(--primary-red); }

.session-row.break {
    background: #fafafa;
    border-style: dashed;
}

.session-row.break::before { background: var(--light-gray); }

.session-row.networking {
    border-color: rgba(87,86,86,0.25);
    background: linear-gradient(to right, rgba(87,86,86,0.03), #fff 30%);
}

.session-row.networking::before { background: var(--dark-gray); }

.session-row.parallel {
    border-color: rgba(15,52,96,0.2);
    background: linear-gradient(to right, rgba(15,52,96,0.03), #fff 30%);
}

.session-row.parallel::before { background: #0f3460; }

/* Time column */
.session-time {
    flex-shrink: 0;
    min-width: 120px;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.78rem;
    font-weight: 700;
    color: var(--light-gray);
    line-height: 1.4;
    padding-top: 0.15rem;
}

.session-row.keynote .session-time { color: var(--primary-red); }

/* Content column */
.session-content { flex: 1; min-width: 0; }

.session-type-badge {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 0.15rem 0.6rem;
    border-radius: 50px;
    margin-bottom: 0.4rem;
}

.badge-keynote   { background: rgba(204,54,52,0.12); color: var(--primary-red); }
.badge-panel     { background: rgba(15,52,96,0.1);   color: #0f3460; }
.badge-parallel  { background: rgba(15,52,96,0.08);  color: #0f3460; }
.badge-workshop  { background: rgba(87,86,86,0.1);   color: var(--dark-gray); }
.badge-ceremony  { background: rgba(204,54,52,0.08); color: var(--primary-red); }
.badge-networking{ background: rgba(87,86,86,0.08);  color: var(--dark-gray); }

.session-title {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 0.97rem;
    color: #1a1a1a;
    line-height: 1.4;
    margin: 0 0 0.3rem;
}

.session-row.break .session-title { font-weight: 600; color: var(--dark-gray); }

.session-speaker-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: none;
    border: none;
    padding: 0;
    color: var(--primary-red);
    font-family: 'Source Sans Pro', sans-serif;
    font-size: 0.88rem;
    font-weight: 700;
    cursor: pointer;
    transition: color 0.2s, gap 0.2s;
    text-decoration: none;
}

.session-speaker-btn:hover {
    color: var(--primary-red-dark);
    gap: 0.6rem;
}

.session-speaker-btn i { font-size: 0.8rem; }

.session-note {
    font-size: 0.82rem;
    color: var(--light-gray);
    margin-top: 0.3rem;
    font-style: italic;
}

.session-moderator {
    display: inline-flex;
    align-items: flex-start;
    gap: 0.35rem;
    font-size: 0.83rem;
    color: var(--dark-gray);
    margin-top: 0.35rem;
}

.session-moderator i { color: var(--light-gray); margin-top: 0.15rem; flex-shrink: 0; }

/* Parallel sub-streams */
.parallel-streams {
    margin-top: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.stream-item {
    background: rgba(15,52,96,0.04);
    border: 1px solid rgba(15,52,96,0.1);
    border-radius: 8px;
    padding: 0.65rem 0.85rem;
}

.stream-label {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.7rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: #0f3460;
    margin-bottom: 0.25rem;
}

.stream-desc {
    font-size: 0.8rem;
    color: var(--dark-gray);
    line-height: 1.5;
}

/* Session icon */
.session-icon {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
}

.icon-keynote    { background: rgba(204,54,52,0.1);  color: var(--primary-red); }
.icon-general    { background: rgba(87,86,86,0.08);  color: var(--dark-gray); }
.icon-break      { background: rgba(178,178,178,0.15);color: var(--light-gray); }
.icon-networking { background: rgba(87,86,86,0.1);   color: var(--dark-gray); }
.icon-panel      { background: rgba(15,52,96,0.1);   color: #0f3460; }
.icon-workshop   { background: rgba(87,86,86,0.1);   color: var(--dark-gray); }
.icon-parallel   { background: rgba(15,52,96,0.08);  color: #0f3460; }

/* ---- Bio Modal ---- */

/* Speaker photo inside avatar circle */
.bio-modal-avatar {
    position: relative;
    overflow: hidden;
}

.bio-speaker-photo {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    border-radius: 50%;
    z-index: 1;
    display: block;
}

.bio-speaker-initials {
    position: relative;
    z-index: 0;
}

.bio-modal .modal-content {
    border: none;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 25px 60px rgba(0,0,0,0.2);
}

.bio-modal-header {
    background: linear-gradient(135deg, #1a1a2e 0%, #0f3460 100%);
    padding: 2rem 2rem 1.5rem;
    border-bottom: none;
    position: relative;
}

.bio-modal-header::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-red), var(--primary-red-light));
}

.bio-modal-avatar {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(204,54,52,0.15);
    border: 3px solid rgba(204,54,52,0.4);
    color: var(--primary-red);
    font-family: 'Montserrat', sans-serif;
    font-weight: 800;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    letter-spacing: 1px;
    flex-shrink: 0;
    margin-right: 1.25rem;
}

.bio-modal-name {
    color: #fff;
    font-size: 1.2rem;
    font-weight: 800;
    margin: 0 0 0.25rem;
    line-height: 1.3;
}

.bio-modal-keynote {
    color: rgba(204,54,52,0.9);
    font-size: 0.8rem;
    font-weight: 600;
    margin: 0 0 0.2rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.bio-modal-org {
    color: rgba(255,255,255,0.65);
    font-size: 0.85rem;
    margin: 0;
    font-style: italic;
}

.modal-close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(255,255,255,0.1);
    border: none;
    color: rgba(255,255,255,0.7);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
}

.modal-close-btn:hover { background: rgba(255,255,255,0.2); color: #fff; }

.bio-modal-body {
    padding: 1.75rem 2rem;
    max-height: 55vh;
    overflow-y: auto;
}

.bio-modal-body p {
    font-size: 0.92rem;
    color: var(--dark-gray);
    line-height: 1.75;
    margin: 0;
}

/* ---- Responsive ---- */
@media (max-width: 767.98px) {
    .programme-hero { padding: 7rem 0 3rem; }
    .day-banner { padding: 1.5rem; }
    .day-banner-left h2 { font-size: 1.35rem; }

    .session-row { flex-wrap: wrap; gap: 0.6rem; padding: 1rem 1rem 1rem 1.2rem; }
    .session-time { min-width: auto; width: 100%; font-size: 0.72rem; }
    .session-icon { display: none; }

    /* 2×2 grid on mobile — all tabs visible, no scroll confusion */
    .programme-tabs {
        flex-wrap: wrap;
        overflow-x: visible;
    }
    .programme-tabs li {
        width: 50%;
    }
    .programme-tab-btn {
        width: 100%;
        padding: 0.75rem 0.5rem;
        font-size: 0.72rem;
        border-bottom: none;
        border-right: 1px solid #e9ecef;
        border-bottom: 2px solid transparent;
        text-align: center;
        white-space: normal;
    }
    .programme-tab-btn.active {
        border-bottom-color: var(--primary-red);
    }
    /* Top row gets a bottom separator line */
    .programme-tabs li:nth-child(-n+2) .programme-tab-btn {
        border-bottom-color: transparent;
        box-shadow: inset 0 -1px 0 #e9ecef;
    }
    .programme-tabs li:nth-child(-n+2) .programme-tab-btn.active {
        box-shadow: inset 0 -2px 0 var(--primary-red);
    }
    /* Remove right border on right column */
    .programme-tabs li:nth-child(even) .programme-tab-btn {
        border-right: none;
    }
    .programme-tab-btn .tab-date { font-size: 0.64rem; }

    .bio-modal-body { max-height: 60vh; }
    .bio-modal-header { padding: 1.5rem 1.5rem 1.25rem; }
    .bio-modal-body { padding: 1.25rem 1.5rem; }
}

@media (max-width: 575.98px) {
    .session-row { padding: 0.85rem 0.85rem 0.85rem 1rem; }
}

/* ---- Active nav link — programme page ---- */
.navbar-nav .nav-link.active {
    color: var(--primary-red) !important;
    font-weight: 700;
}