/**
 * Conference Agenda & Speakers — Frontend CSS v2
 * Design: Clean editorial with strong typographic hierarchy
 * Fonts loaded via wp_enqueue_style (Plus Jakarta Sans + Outfit)
 */

/* ── Reset & Base ─────────────────────────────────────────────────────────── */
.cas *, .cas *::before, .cas *::after { box-sizing: border-box; margin: 0; padding: 0; }
.cas img { max-width: 100%; height: auto; display: block; }
.cas a { color: inherit; }
.cas button { cursor: pointer; font-family: inherit; }

/* ── CSS Variables ────────────────────────────────────────────────────────── */
.cas {
  /* Injected by PHP: --cas-accent, --cas-accent2, --cas-text */
  --cas-accent:      #6C2BD9;
  --cas-accent2:     #E0D4FC;
  --cas-text:        #0F0A1E;

  /* Derived */
  --cas-text-soft:   #5A5069;
  --cas-text-muted:  #9A91AC;
  --cas-bg:          #FFFFFF;
  --cas-surface:     #F8F6FC;
  --cas-border:      #EAE6F0;
  --cas-border-dark: #D5CEED;

  /* Shadows */
  --cas-shadow-xs: 0 1px 2px rgba(15,10,30,.06);
  --cas-shadow-sm: 0 2px 8px rgba(15,10,30,.07), 0 1px 2px rgba(15,10,30,.05);
  --cas-shadow-md: 0 8px 24px rgba(15,10,30,.1),  0 2px 6px rgba(15,10,30,.06);
  --cas-shadow-lg: 0 24px 60px rgba(15,10,30,.18), 0 8px 20px rgba(15,10,30,.1);

  /* Radius */
  --cas-r:    14px;
  --cas-r-sm: 8px;
  --cas-r-xs: 5px;

  /* Animation */
  --cas-ease: cubic-bezier(.4,0,.2,1);
  --cas-dur:  .2s;

  /* Type palette per session type */
  --cas-c-keynote:   #5B21B6; --cas-bg-keynote:   #F5F0FF;
  --cas-c-panel:     #0369A1; --cas-bg-panel:     #EFF8FF;
  --cas-c-workshop:  #065F46; --cas-bg-workshop:  #ECFDF5;
  --cas-c-breakout:  #92400E; --cas-bg-breakout:  #FFFBEB;
  --cas-c-lightning: #9D174D; --cas-bg-lightning: #FDF2F8;
  --cas-c-social:    #374151; --cas-bg-social:    #F3F4F6;
  --cas-c-other:     #4B5563; --cas-bg-other:     #F9FAFB;

  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--cas-text);
  line-height: 1.6;
}

/* ── Layout helpers ───────────────────────────────────────────────────────── */
.cas-container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.cas-section    { padding: 56px 0; }
.cas-section--tinted { background: var(--cas-surface); }
.cas-section + .cas-section { border-top: 1px solid var(--cas-border); }

.cas-section-hd {
  display: flex; align-items: center; gap: 14px; margin-bottom: 32px;
}
.cas-section-title {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(22px, 3.5vw, 30px);
  font-weight: 700; letter-spacing: -0.4px; color: var(--cas-text);
}
.cas-section-count {
  background: var(--cas-accent2); color: var(--cas-accent);
  font-size: 12px; font-weight: 700; padding: 3px 10px;
  border-radius: 20px; white-space: nowrap;
}

.cas-prose { font-size: 16px; line-height: 1.8; color: var(--cas-text-soft); max-width: 740px; }
.cas-prose p { margin-bottom: 16px; }
.cas-prose h2, .cas-prose h3 { font-family: 'Outfit', sans-serif; color: var(--cas-text); margin: 24px 0 8px; }

.cas-empty-msg {
  padding: 24px 32px; background: var(--cas-surface); border: 1.5px dashed var(--cas-border);
  border-radius: var(--cas-r-sm); color: var(--cas-text-muted); text-align: center; font-size: 14px;
}
.cas-error {
  padding: 12px 16px; background: #FEF2F2; border: 1px solid #FECACA;
  border-radius: var(--cas-r-xs); color: #B91C1C; font-size: 14px;
}
.cas-error code { background: rgba(0,0,0,.06); padding: 1px 5px; border-radius: 3px; }

/* ── Buttons ──────────────────────────────────────────────────────────────── */
.cas-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 24px; border-radius: 30px;
  font-size: 14px; font-weight: 600; text-decoration: none;
  transition: all var(--cas-dur) var(--cas-ease); white-space: nowrap; border: 2px solid transparent;
}
.cas-btn--primary  { background: var(--cas-accent); color: #fff; }
.cas-btn--primary:hover { background: #5a22b8; color: #fff; }
.cas-btn--outline  { background: transparent; color: #fff; border-color: rgba(255,255,255,.5); }
.cas-btn--outline:hover { background: #fff; color: var(--cas-accent); border-color: #fff; }
.cas-btn--ghost    { background: rgba(255,255,255,.12); color: #fff; border-color: rgba(255,255,255,.2); }
.cas-btn--ghost:hover { background: rgba(255,255,255,.22); }
.cas-btn--sm { padding: 7px 16px; font-size: 13px; }

/* ── Chips / pills ────────────────────────────────────────────────────────── */
.cas-chip {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(255,255,255,.15); backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,.25); color: #fff;
  padding: 5px 14px; border-radius: 20px; font-size: 13px; font-weight: 500;
}
.cas-chip svg { flex-shrink: 0; opacity: .8; }

/* ── Hero ─────────────────────────────────────────────────────────────────── */
.cas-hero {
  position: relative; min-height: 420px;
  display: flex; align-items: flex-end;
  background: var(--cas-accent);
  overflow: hidden; padding: 56px 0 52px;
}
.cas-hero--has-img .cas-hero-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  filter: brightness(.4) saturate(.6);
}
.cas-hero-scrim {
  position: absolute; inset: 0;
  background: linear-gradient(160deg, rgba(0,0,0,.55) 0%, rgba(0,0,0,.2) 100%);
}
.cas-hero-inner { position: relative; z-index: 1; max-width: 760px; }
.cas-hero-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.cas-hero-title {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(30px, 6vw, 54px); font-weight: 700; color: #fff;
  letter-spacing: -1px; line-height: 1.1; margin-bottom: 14px;
}
.cas-hero-sub { font-size: 17px; color: rgba(255,255,255,.75); margin-bottom: 28px; max-width: 580px; }
.cas-hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }

/* ── Day Tabs ─────────────────────────────────────────────────────────────── */
.cas-day-tabs {
  display: flex; flex-wrap: nowrap; gap: 4px;
  padding: 5px; background: var(--cas-bg); border: 1px solid var(--cas-border);
  border-radius: 12px; margin-bottom: 24px;
  width: fit-content; max-width: 100%; overflow-x: auto;
  scrollbar-width: none; -webkit-overflow-scrolling: touch;
  box-shadow: var(--cas-shadow-xs);
}
.cas-day-tabs::-webkit-scrollbar { display: none; }

.cas-tab {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 11px 22px; background: transparent; border: none; border-radius: 9px;
  color: var(--cas-text-muted); font-size: 13px;
  transition: all var(--cas-dur) var(--cas-ease); white-space: nowrap; position: relative;
}
.cas-tab:hover { background: var(--cas-surface); color: var(--cas-text); }
.cas-tab.is-active { background: var(--cas-accent); color: #fff; box-shadow: var(--cas-shadow-sm); }

.cas-tab-label { font-weight: 700; font-size: 13px; }
.cas-tab-date  { font-size: 11px; opacity: .75; font-weight: 400; }
.cas-tab-badge {
  position: absolute; top: -4px; right: -4px;
  background: var(--cas-text); color: #fff; font-size: 10px; font-weight: 700;
  min-width: 18px; height: 18px; border-radius: 9px; padding: 0 4px;
  display: flex; align-items: center; justify-content: center;
}
.cas-tab.is-active .cas-tab-badge { background: rgba(255,255,255,.3); color: #fff; }

.cas-tab-panel { display: none; animation: cas-fadein .22s var(--cas-ease); }
.cas-tab-panel.is-active { display: block; }
@keyframes cas-fadein { from { opacity: 0; transform: translateY(6px); } to { opacity:1; transform:none; } }

/* ── Accordion ────────────────────────────────────────────────────────────── */
.cas-acc-item {
  background: var(--cas-bg); border: 1px solid var(--cas-border);
  border-radius: var(--cas-r); margin-bottom: 8px; overflow: hidden;
}
.cas-acc-trigger {
  display: flex; align-items: center; justify-content: space-between; width: 100%;
  padding: 18px 22px; background: none; border: none; text-align: left;
  transition: background var(--cas-dur);
}
.cas-acc-trigger:hover { background: var(--cas-surface); }
.cas-acc-item.is-open .cas-acc-trigger { background: color-mix(in srgb, var(--cas-accent2) 60%, transparent); }
.cas-acc-info { display: flex; align-items: baseline; gap: 14px; }
.cas-acc-label { font-size: 16px; font-weight: 700; color: var(--cas-text); font-family: 'Outfit',sans-serif; }
.cas-acc-date  { font-size: 13px; color: var(--cas-text-muted); }
.cas-acc-right { display: flex; align-items: center; gap: 12px; }
.cas-acc-count { font-size: 12px; color: var(--cas-text-muted); }
.cas-acc-chevron { color: var(--cas-text-muted); transition: transform var(--cas-dur) var(--cas-ease); }
.cas-acc-item.is-open .cas-acc-chevron { transform: rotate(180deg); }
.cas-acc-body { padding: 0 22px 22px; }

/* ── Timeline ─────────────────────────────────────────────────────────────── */
.cas-tl-day { margin-bottom: 48px; }
.cas-tl-day-hd { display: flex; align-items: baseline; gap: 16px; margin-bottom: 24px; padding-left: 28px; }
.cas-tl-day-label { font-family:'Outfit',sans-serif; font-size: 20px; font-weight: 700; }
.cas-tl-day-date  { font-size: 13px; color: var(--cas-text-muted); }
.cas-tl-track { position: relative; padding-left: 28px; }
.cas-tl-track::before {
  content: ''; position: absolute; left: 6px; top: 8px; bottom: 8px;
  width: 2px; background: var(--cas-border-dark); border-radius: 2px;
}
.cas-sessions--timeline .cas-sess { position: relative; }
.cas-sessions--timeline .cas-sess::before {
  content: ''; position: absolute; left: -26px; top: 20px;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--cas-accent); border: 2px solid #fff;
  box-shadow: 0 0 0 2px var(--cas-accent);
  z-index: 1;
}

/* ── Session Cards ────────────────────────────────────────────────────────── */
.cas-sessions { display: flex; flex-direction: column; gap: 10px; padding: 16px 0 4px; }

.cas-sess {
  display: flex; gap: 16px; align-items: flex-start;
}

/* Time sidebar */
.cas-sess-time {
  display: flex; flex-direction: column; align-items: flex-end; gap: 2px;
  min-width: 88px; padding-top: 18px; flex-shrink: 0;
  font-size: 12px; font-weight: 600; color: var(--cas-text-soft);
  font-variant-numeric: tabular-nums;
}
.cas-t-sep { font-size: 10px; color: var(--cas-text-muted); }

/* Card body */
.cas-sess-card {
  flex: 1; background: var(--cas-bg);
  border: 1px solid var(--cas-border);
  border-radius: var(--cas-r);
  padding: 18px 20px;
  box-shadow: var(--cas-shadow-sm);
  transition: box-shadow var(--cas-dur) var(--cas-ease), transform var(--cas-dur) var(--cas-ease);
  border-left: 4px solid transparent;
}
.cas-sess-card:hover { box-shadow: var(--cas-shadow-md); transform: translateY(-1px); }

/* Type-based left border */
.cas-sess--keynote   .cas-sess-card { border-left-color: var(--cas-c-keynote); }
.cas-sess--panel     .cas-sess-card { border-left-color: var(--cas-c-panel); }
.cas-sess--workshop  .cas-sess-card { border-left-color: var(--cas-c-workshop); }
.cas-sess--breakout  .cas-sess-card { border-left-color: var(--cas-c-breakout); }
.cas-sess--lightning .cas-sess-card { border-left-color: var(--cas-c-lightning); }
.cas-sess--social    .cas-sess-card { border-left-color: var(--cas-c-social); background: #FAFAFA; }
.cas-sess--other     .cas-sess-card { border-left-color: #ccc; }

/* Flat + bordered variants */
.cas-card--flat    .cas-sess-card { box-shadow: none; background: var(--cas-surface); }
.cas-card--bordered .cas-sess-card { box-shadow: none; border-width: 2px; border-left-width: 4px; }

.cas-sess-card-top {
  display: flex; align-items: center; justify-content: space-between;
  gap: 10px; margin-bottom: 10px;
}
.cas-sess-pills { display: flex; flex-wrap: wrap; gap: 5px; flex: 1; }

/* Type pill */
.cas-type-pill {
  display: inline-flex; align-items: center;
  padding: 3px 10px; border-radius: 20px;
  font-size: 10px; font-weight: 800; letter-spacing: .5px; text-transform: uppercase;
}
.cas-type-pill--keynote   { background: var(--cas-bg-keynote);   color: var(--cas-c-keynote); }
.cas-type-pill--panel     { background: var(--cas-bg-panel);     color: var(--cas-c-panel); }
.cas-type-pill--workshop  { background: var(--cas-bg-workshop);  color: var(--cas-c-workshop); }
.cas-type-pill--breakout  { background: var(--cas-bg-breakout);  color: var(--cas-c-breakout); }
.cas-type-pill--lightning { background: var(--cas-bg-lightning); color: var(--cas-c-lightning); }
.cas-type-pill--social    { background: var(--cas-bg-social);    color: var(--cas-c-social); }
.cas-type-pill--other     { background: var(--cas-bg-other);     color: var(--cas-c-other); }

/* Room pill */
.cas-room-pill {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 10px; border-radius: 20px;
  font-size: 11px; font-weight: 500;
  background: var(--cas-surface); border: 1px solid var(--cas-border);
  color: var(--cas-text-muted);
}

/* Expand button */
.cas-expand-btn {
  background: none; border: 1px solid var(--cas-border); border-radius: 50%;
  width: 28px; height: 28px; display: flex; align-items: center; justify-content: center;
  color: var(--cas-text-muted); flex-shrink: 0;
  transition: all var(--cas-dur);
}
.cas-expand-btn:hover { background: var(--cas-surface); color: var(--cas-accent); border-color: var(--cas-accent); }
.cas-expand-btn svg { transition: transform var(--cas-dur) var(--cas-ease); }
.cas-expand-btn[aria-expanded="true"] svg { transform: rotate(180deg); }

/* Session title */
.cas-sess-title {
  font-size: 16px; font-weight: 700; color: var(--cas-text);
  margin-bottom: 12px; line-height: 1.4; font-family: 'Outfit', sans-serif;
}

/* Speaker chips (mini row) */
.cas-sess-speakers { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 2px; }
.cas-sp-chip {
  display: inline-flex; align-items: center; gap: 7px;
  background: var(--cas-surface); border: 1px solid var(--cas-border);
  border-radius: 30px; padding: 4px 12px 4px 4px;
  font-size: 12px; font-weight: 600; color: var(--cas-text-soft);
  transition: all var(--cas-dur); white-space: nowrap;
}
.cas-sp-chip:hover { background: var(--cas-accent2); border-color: var(--cas-accent); color: var(--cas-accent); }
.cas-sp-chip-img {
  width: 26px; height: 26px; border-radius: 50%;
  object-fit: cover; flex-shrink: 0; border: 1px solid var(--cas-border);
}

/* Expandable content */
.cas-sess-expand { padding-top: 14px; border-top: 1px solid var(--cas-border); margin-top: 14px; }
.cas-sess-expand[hidden] { display: none; }
.cas-sess-desc { font-size: 14px; line-height: 1.7; color: var(--cas-text-soft); margin-bottom: 16px; }

.cas-sess-sp-hd { font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .6px; color: var(--cas-text-muted); margin-bottom: 10px; }
.cas-sess-sp-row { display: flex; flex-wrap: wrap; gap: 10px; }
.cas-sess-sp-mini {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; background: var(--cas-surface); border: 1px solid var(--cas-border);
  border-radius: var(--cas-r-sm); text-decoration: none; color: var(--cas-text);
  transition: all var(--cas-dur); flex: 1; min-width: 180px; max-width: 280px;
}
.cas-sess-sp-mini:hover { background: var(--cas-accent2); border-color: var(--cas-accent); }
.cas-sess-sp-mini img { width: 44px; height: 44px; border-radius: 50%; object-fit: cover; flex-shrink: 0; }
.cas-sess-sp-mini strong { display: block; font-size: 13px; font-weight: 700; }
.cas-sess-sp-mini span   { display: block; font-size: 11px; color: var(--cas-text-muted); }

/* ── Speakers Grid ────────────────────────────────────────────────────────── */
.cas-speakers-wrap {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px,1fr));
  gap: 20px;
}
.cas-speakers--grid.cas-speakers--2col { grid-template-columns: repeat(auto-fill, minmax(300px,1fr)); }
.cas-speakers--grid.cas-speakers--4col { grid-template-columns: repeat(auto-fill, minmax(190px,1fr)); }
.cas-speakers--list {
  grid-template-columns: 1fr;
  gap: 12px;
}

/* ── Speaker Card ─────────────────────────────────────────────────────────── */
.cas-sp-card {
  background: var(--cas-bg); border: 1px solid var(--cas-border);
  border-radius: var(--cas-r); overflow: hidden;
  transition: box-shadow var(--cas-dur) var(--cas-ease), transform var(--cas-dur) var(--cas-ease);
  box-shadow: var(--cas-shadow-sm);
}
.cas-card--flat     .cas-sp-card { box-shadow: none; background: var(--cas-surface); }
.cas-card--bordered .cas-sp-card { box-shadow: none; border-width: 2px; }
.cas-sp-card:hover { box-shadow: var(--cas-shadow-md); transform: translateY(-3px); }

.cas-sp-card-img-link { display: block; }
.cas-sp-card-img { aspect-ratio: 1; overflow: hidden; background: var(--cas-surface); }
.cas-sp-card-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .4s var(--cas-ease);
}
.cas-sp-card:hover .cas-sp-card-img img { transform: scale(1.05); }

.cas-speakers--list .cas-sp-card { display: flex; }
.cas-speakers--list .cas-sp-card-img-link { flex-shrink: 0; width: 100px; }
.cas-speakers--list .cas-sp-card-img { aspect-ratio: auto; height: 100%; min-height: 120px; }

.cas-sp-card-body { padding: 16px 18px; flex: 1; }
.cas-sp-card-name-link { text-decoration: none; }
.cas-sp-card-name { font-size: 16px; font-weight: 700; color: var(--cas-text); margin-bottom: 4px; font-family:'Outfit',sans-serif; }
.cas-sp-card-name:hover { color: var(--cas-accent); }
.cas-sp-card-role { font-size: 12px; color: var(--cas-accent); font-weight: 600; margin-bottom: 5px; }
.cas-sp-card-loc  { display: flex; align-items: center; gap: 3px; font-size: 11px; color: var(--cas-text-muted); margin-bottom: 8px; }
.cas-sp-card-bio  { font-size: 12px; color: var(--cas-text-muted); line-height: 1.5; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

.cas-sp-card-social {
  display: flex; gap: 6px; padding: 10px 18px;
  border-top: 1px solid var(--cas-border);
}

/* ── Social Icons ─────────────────────────────────────────────────────────── */
.cas-social {
  display: inline-flex; align-items: center; justify-content: center;
  width: 30px; height: 30px; border-radius: 50%;
  border: 1px solid var(--cas-border); color: var(--cas-text-muted);
  text-decoration: none; transition: all var(--cas-dur);
}
.cas-social:hover { transform: translateY(-2px); }
.cas-social--tw:hover  { background: #000;    border-color: #000;    color: #fff; }
.cas-social--li:hover  { background: #0A66C2; border-color: #0A66C2; color: #fff; }
.cas-social--ig:hover  { background: #E1306C; border-color: #E1306C; color: #fff; }
.cas-social--fb:hover  { background: #1877F2; border-color: #1877F2; color: #fff; }
.cas-social--web:hover { background: var(--cas-accent); border-color: var(--cas-accent); color: #fff; }

/* ── Speaker Profile Page ─────────────────────────────────────────────────── */
.cas-profile-hero { background: var(--cas-accent); padding: 60px 0; }
.cas-profile-hero-inner { display: flex; gap: 40px; align-items: flex-start; flex-wrap: wrap; }
.cas-profile-img-wrap {
  flex-shrink: 0; width: 160px; height: 160px; border-radius: 50%;
  overflow: hidden; border: 4px solid rgba(255,255,255,.3);
  box-shadow: 0 8px 32px rgba(0,0,0,.25);
}
.cas-profile-img { width: 100%; height: 100%; object-fit: cover; }
.cas-profile-details { flex: 1; padding-top: 6px; }
.cas-profile-back { margin-bottom: 10px; }
.cas-profile-back a { color: rgba(255,255,255,.7); text-decoration: none; font-size: 13px; font-weight: 500; }
.cas-profile-back a:hover { color: #fff; }
.cas-profile-name { font-family:'Outfit',sans-serif; font-size: clamp(26px,4vw,42px); font-weight: 700; color: #fff; letter-spacing: -0.5px; margin-bottom: 8px; }
.cas-profile-role { font-size: 17px; color: rgba(255,255,255,.8); margin-bottom: 8px; font-weight: 500; }
.cas-profile-loc  { display: flex; align-items: center; gap: 5px; font-size: 14px; color: rgba(255,255,255,.65); margin-bottom: 20px; }
.cas-profile-social { display: flex; flex-wrap: wrap; gap: 8px; }
.cas-profile-social .cas-social { border-color: rgba(255,255,255,.3); color: rgba(255,255,255,.8); }
.cas-profile-social .cas-social:hover { background: rgba(255,255,255,.2); color: #fff; border-color: rgba(255,255,255,.6); }
.cas-profile-web-link {
  display: inline-flex; align-items: center; gap: 5px;
  color: rgba(255,255,255,.8); font-size: 13px; text-decoration: none;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.25);
  padding: 6px 14px; border-radius: 20px; transition: all var(--cas-dur);
}
.cas-profile-web-link:hover { background: rgba(255,255,255,.22); color: #fff; }

.cas-profile-body { display: grid; grid-template-columns: 1fr 260px; gap: 48px; align-items: start; }
.cas-profile-bio-title { font-family:'Outfit',sans-serif; font-size: 22px; font-weight: 700; margin-bottom: 16px; }
.cas-aside-card { background: var(--cas-surface); border: 1px solid var(--cas-border); border-radius: var(--cas-r-sm); padding: 18px; margin-bottom: 14px; }
.cas-aside-card h4 { font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .6px; color: var(--cas-text-muted); margin-bottom: 8px; }
.cas-aside-card p  { font-size: 14px; color: var(--cas-text-soft); }
.cas-aside-card a  { color: var(--cas-accent); }

/* Speaker sessions on profile */
.cas-profile-sessions { display: flex; flex-direction: column; gap: 12px; }
.cas-ps-card { display: flex; gap: 20px; background: var(--cas-bg); border: 1px solid var(--cas-border); border-radius: var(--cas-r); padding: 18px 22px; box-shadow: var(--cas-shadow-sm); }
.cas-ps-left { display: flex; flex-direction: column; gap: 8px; min-width: 100px; }
.cas-ps-time { font-size: 12px; font-weight: 700; color: var(--cas-text-soft); line-height: 1.4; }
.cas-ps-time-to { display: block; font-size: 10px; color: var(--cas-text-muted); }
.cas-ps-right { flex: 1; }
.cas-ps-event { font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .5px; margin-bottom: 6px; }
.cas-ps-event a { color: var(--cas-accent); text-decoration: none; }
.cas-ps-event a:hover { text-decoration: underline; }
.cas-ps-title { font-size: 17px; font-weight: 700; font-family:'Outfit',sans-serif; color: var(--cas-text); margin-bottom: 6px; }
.cas-ps-room  { display: flex; align-items: center; gap: 4px; font-size: 12px; color: var(--cas-text-muted); }

/* ── Archive pages ────────────────────────────────────────────────────────── */
.cas-archive-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px,1fr));
  gap: 24px;
}
.cas-archive-card {
  background: var(--cas-bg); border: 1px solid var(--cas-border); border-radius: var(--cas-r);
  overflow: hidden; text-decoration: none; color: inherit;
  box-shadow: var(--cas-shadow-sm); transition: box-shadow var(--cas-dur), transform var(--cas-dur);
  display: flex; flex-direction: column;
}
.cas-archive-card:hover { box-shadow: var(--cas-shadow-md); transform: translateY(-2px); }
.cas-archive-card-img { aspect-ratio: 16/9; overflow: hidden; background: var(--cas-surface); }
.cas-archive-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.cas-archive-card:hover .cas-archive-card-img img { transform: scale(1.04); }
.cas-archive-card-img-ph { display: flex; align-items: center; justify-content: center; height: 100%; color: var(--cas-border-dark); }
.cas-archive-card-body { padding: 18px; flex: 1; display: flex; flex-direction: column; gap: 6px; }
.cas-archive-card-date  { font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .5px; color: var(--cas-accent); }
.cas-archive-card-title { font-family:'Outfit',sans-serif; font-size: 20px; font-weight: 700; color: var(--cas-text); line-height: 1.3; }
.cas-archive-card-loc   { display: flex; align-items: center; gap: 4px; font-size: 12px; color: var(--cas-text-muted); }
.cas-archive-card-meta  { font-size: 12px; color: var(--cas-text-muted); }
.cas-archive-card-cta   { display: flex; align-items: center; gap: 5px; font-size: 13px; font-weight: 700; color: var(--cas-accent); margin-top: auto; padding-top: 8px; }

/* ── Speaker Modal ────────────────────────────────────────────────────────── */
#cas-modal {
  position: fixed; inset: 0; z-index: 999999;
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
#cas-modal[hidden] { display: none; }
#cas-modal-bd {
  position: absolute; inset: 0; background: rgba(15,10,30,.6);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
#cas-modal-box {
  position: relative; background: var(--cas-bg);
  border-radius: 20px; box-shadow: var(--cas-shadow-lg);
  max-width: 520px; width: 100%; max-height: 90vh; overflow-y: auto;
  animation: cas-modal-in .28s cubic-bezier(.34,1.56,.64,1);
}
@keyframes cas-modal-in { from {opacity:0;transform:scale(.88) translateY(16px);} to {opacity:1;transform:none;} }

#cas-modal-close {
  position: absolute; top: 14px; right: 14px; z-index: 1;
  width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--cas-border);
  background: var(--cas-bg); display: flex; align-items: center; justify-content: center;
  color: var(--cas-text-muted); transition: all var(--cas-dur);
}
#cas-modal-close:hover { background: #FEE2E2; color: #DC2626; border-color: #FCA5A5; }

.cas-modal-img-hd {
  height: 160px; background: var(--cas-accent); border-radius: 20px 20px 0 0; overflow: hidden; position: relative;
}
.cas-modal-img-bg { width: 100%; height: 100%; object-fit: cover; filter: brightness(.4) saturate(.6); }
.cas-modal-avatar {
  position: absolute; bottom: -36px; left: 28px;
  width: 80px; height: 80px; border-radius: 50%;
  border: 4px solid var(--cas-bg); object-fit: cover;
  box-shadow: var(--cas-shadow-md);
}
.cas-modal-body { padding: 48px 28px 28px; }
#cas-modal-name { font-family:'Outfit',sans-serif; font-size: 22px; font-weight: 700; margin-bottom: 4px; padding-right: 36px; }
#cas-modal-role { font-size: 14px; color: var(--cas-accent); font-weight: 600; margin-bottom: 14px; }
#cas-modal-bio  { font-size: 14px; line-height: 1.7; color: var(--cas-text-soft); margin-bottom: 16px; }
.cas-modal-ft {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 14px; border-top: 1px solid var(--cas-border); gap: 12px; flex-wrap: wrap;
}
.cas-modal-social { display: flex; gap: 7px; }
.cas-modal-profile-btn {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--cas-accent); color: #fff; text-decoration: none;
  padding: 8px 18px; border-radius: 20px; font-size: 13px; font-weight: 700;
  transition: background var(--cas-dur);
}
.cas-modal-profile-btn:hover { background: #5a22b8; color: #fff; }

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .cas-profile-body { grid-template-columns: 1fr; gap: 24px; }
  .cas-ps-card { flex-direction: column; gap: 10px; }
  .cas-ps-left { flex-direction: row; align-items: center; }
}
@media (max-width: 640px) {
  .cas-section { padding: 36px 0; }
  .cas-hero { min-height: 340px; padding: 40px 0 36px; }
  .cas-sess { flex-direction: column; gap: 4px; }
  .cas-sess-time { flex-direction: row; min-width: auto; padding-top: 0; font-size: 11px; color: var(--cas-accent); }
  .cas-profile-hero-inner { flex-direction: column; align-items: center; text-align: center; }
  .cas-profile-img-wrap { width: 120px; height: 120px; }
  .cas-profile-social { justify-content: center; }
  .cas-day-tabs { gap: 2px; }
  .cas-tab { padding: 10px 14px; }
  .cas-speakers-wrap { grid-template-columns: repeat(auto-fill, minmax(160px,1fr)); gap: 12px; }
}
@media (max-width: 420px) {
  .cas-container { padding: 0 16px; }
  .cas-modal-body { padding: 48px 20px 20px; }
  .cas-sess-card { padding: 14px 14px; }
}