/* Swiss International Typographic Style — Track Two Explorer */
:root {
  --white: #ffffff;
  --black: #000000;
  --red: #E30613;
  --gray-10: #111111;
  --gray-40: #666666;
  --gray-55: #888888;
  --gray-60: #999999;
  --gray-85: #d9d9d9;
  --gray-92: #ebebeb;
  --rule: 1px solid #000000;
  --rule-thin: 1px solid #000000;
  --font: "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--white);
  color: var(--black);
  font-family: var(--font);
  font-weight: 400;
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.app {
  min-height: 100%;
  display: flex;
  flex-direction: column;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 40px;
}

/* —— Header / brand —— */
.top {
  position: sticky;
  top: 0;
  z-index: 20;
  padding: 28px 0 0;
  background: var(--white);
  border-bottom: var(--rule);
}

.eyebrow {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--black);
}

.brand h1 {
  margin: 0 0 28px;
  font-family: var(--font);
  font-weight: 700;
  font-size: clamp(1.75rem, 6vw, 2.75rem);
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--black);
  max-width: 18ch;
}

/* —— Tabs as typographic labels —— */
.tabs {
  display: flex;
  gap: 0;
  margin: 0;
  padding: 0;
  background: transparent;
  border: 0;
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
}

.tab {
  appearance: none;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--gray-40);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 12px 0 14px;
  margin-right: 32px;
  border-radius: 0;
  cursor: pointer;
  white-space: nowrap;
}

.tab.active {
  background: transparent;
  color: var(--black);
  border-bottom-color: var(--red);
  font-weight: 700;
}

.tab:focus-visible {
  outline: 1px solid var(--red);
  outline-offset: 4px;
}

.tabs-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
}

.share-link {
  appearance: none;
  background: transparent;
  border: 0;
  border-radius: 0;
  cursor: pointer;
  flex-shrink: 0;
  font-family: var(--font);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--black);
  text-decoration: none;
  padding: 12px 0 14px;
  border-bottom: 2px solid var(--red);
  white-space: nowrap;
  line-height: inherit;
}

.share-link:hover {
  color: var(--red);
}

.foot-share {
  padding: 0 0 2px;
  border-bottom-width: 1px;
  font-weight: 500;
  color: var(--gray-40);
}

.foot-share:hover {
  color: var(--red);
  border-bottom-color: var(--red);
}

.main {
  flex: 1;
  padding-top: 36px;
}

.view[hidden] { display: none !important; }
.view.active { display: block; }

/* —— Schedule —— */
.day-block {
  margin-bottom: 48px;
}

.day-head {
  display: flex;
  align-items: baseline;
  gap: 16px;
  margin-bottom: 0;
  padding: 12px 0 10px;
  position: sticky;
  top: var(--schedule-sticky-top, 0px);
  z-index: 5;
  background: var(--white);
  border-bottom: var(--rule);
}

.day-head h2 {
  margin: 0;
  font-family: var(--font);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--black);
  text-transform: uppercase;
}

.day-head .date {
  color: var(--gray-40);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.session-card {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 20px;
  padding: 20px 0;
  margin-bottom: 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--gray-85);
  border-radius: 0;
  cursor: pointer;
  transition: none;
}

.session-card:hover,
.session-card:focus-visible {
  background: transparent;
  border-bottom-color: var(--black);
  outline: none;
}

.session-card.hl {
  border-bottom-color: var(--red);
  box-shadow: none;
}

.session-card.hl .session-time {
  color: var(--red);
}

.session-time {
  font-size: 13px;
  font-weight: 700;
  color: var(--black);
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}

.session-loc {
  display: block;
  margin-top: 6px;
  font-size: 10px;
  font-weight: 500;
  color: var(--gray-40);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.session-title {
  margin: 0 0 10px;
  font-size: 15px;
  font-weight: 700;
  color: var(--black);
  font-family: var(--font);
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.session-leads {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
}

/* Pills → typographic tags with left rule */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 2px 0 2px 8px;
  border-radius: 0;
  font-size: 12px;
  font-weight: 500;
  font-family: var(--font);
  background: transparent;
  border: 0;
  border-left: 2px solid var(--black);
  color: var(--black);
  cursor: pointer;
}

.pill:hover {
  border-left-color: var(--red);
  color: var(--red);
}

.pill .dot {
  width: 6px;
  height: 6px;
  border-radius: 0;
  background: var(--black);
  flex-shrink: 0;
}

/* —— People —— */
.people-toolbar {
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: var(--rule);
}

#people-search {
  width: 100%;
  padding: 14px 0 12px;
  border-radius: 0;
  border: 0;
  border-bottom: 1px solid var(--black);
  background: transparent;
  color: var(--black);
  font-family: var(--font);
  font-size: 16px;
  font-weight: 400;
  margin-bottom: 18px;
}

#people-search::placeholder {
  color: var(--gray-60);
  font-weight: 400;
  letter-spacing: 0.04em;
}

#people-search:focus {
  outline: none;
  border-bottom-color: var(--red);
  border-bottom-width: 2px;
  padding-bottom: 11px;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 24px;
  row-gap: 4px;
}

.chip {
  appearance: none;
  border: 0;
  border-bottom: 2px solid transparent;
  background: transparent;
  color: var(--gray-40);
  font-family: var(--font);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 8px 0 10px;
  border-radius: 0;
  cursor: pointer;
}

.chip.active {
  color: var(--black);
  background: transparent;
  border-bottom-color: var(--red);
  font-weight: 700;
}

.people-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 0;
  border-top: var(--rule);
  align-items: stretch;
}

.person-card {
  display: flex;
  flex-direction: column;
  padding: 24px 24px 24px 0;
  margin: 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--black);
  border-right: 1px solid var(--gray-85);
  border-radius: 0;
  cursor: pointer;
  min-height: 152px;
  transition: none;
}

.person-card:hover,
.person-card:focus-visible {
  border-bottom-color: var(--black);
  outline: none;
}

.person-card:hover h3 {
  color: var(--red);
}

.person-card.hl {
  border-bottom-color: var(--red);
  border-bottom-width: 2px;
}

.person-card h3 {
  margin: 0 0 10px;
  font-family: var(--font);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--black);
  line-height: 1.25;
}

.person-card .role {
  margin: 0 0 18px;
  font-size: 13px;
  font-weight: 400;
  color: var(--gray-40);
  line-height: 1.45;
  flex: 1;
}

.cluster-badge {
  display: inline-block;
  align-self: flex-start;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0 0 0 10px;
  margin-top: auto;
  border-radius: 0;
  background: transparent;
  border-left: 2px solid var(--black);
  color: var(--black);
}

.cluster-badge.organizer {
  border-left-color: var(--red);
  color: var(--red);
}

.cluster-badge.diplomacy,
.cluster-badge.journalism,
.cluster-badge.arts,
.cluster-badge.tech,
.cluster-badge.other {
  color: var(--black);
}

/* —— Graph —— */
.graph-wrap {
  position: relative;
  height: min(72vh, 640px);
  border-radius: 0;
  overflow: hidden;
  border: var(--rule);
  background: var(--white);
  touch-action: none;
}

#graph-canvas {
  width: 100%;
  height: 100%;
  display: block;
  cursor: grab;
  background: var(--white);
  touch-action: none;
}

#graph-canvas:active { cursor: grabbing; }

.graph-hint {
  position: absolute;
  left: 12px;
  bottom: 12px;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-40);
  background: var(--white);
  padding: 4px 0;
  border-radius: 0;
  pointer-events: none;
  border-top: 1px solid var(--gray-85);
}

.graph-legend {
  position: absolute;
  right: 12px;
  top: 12px;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--white);
  padding: 8px 0 8px 12px;
  border-radius: 0;
  border: 0;
  border-left: 2px solid var(--black);
  line-height: 1.8;
  pointer-events: none;
  color: var(--black);
}

.graph-legend span::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 0;
  margin-right: 8px;
  vertical-align: middle;
  background: currentColor;
}


.graph-zoom {
  position: absolute;
  left: 12px;
  top: 12px;
  display: flex;
  flex-direction: column;
  gap: 0;
  z-index: 2;
  border: var(--rule);
  background: var(--white);
}
.graph-zoom-btn {
  width: 40px;
  height: 40px;
  margin: 0;
  padding: 0;
  border: 0;
  border-bottom: 1px solid var(--black);
  background: var(--white);
  color: var(--black);
  font-family: var(--font);
  font-size: 20px;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.graph-zoom-btn:last-child { border-bottom: 0; }
.graph-zoom-btn:hover,
.graph-zoom-btn:focus-visible {
  background: var(--black);
  color: var(--white);
  outline: none;
}
.graph-zoom-btn:active {
  background: var(--red);
  color: var(--white);
}
.graph-zoom-reset {
  width: 40px;
  height: auto;
  min-height: 40px;
  padding: 6px 4px;
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  line-height: 1.2;
}
.graph-people-list {
  display: none;
  margin-top: 16px;
  border-top: var(--rule);
  padding-top: 16px;
}
.graph-people-label {
  display: block;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-40);
  margin-bottom: 8px;
}
#graph-people-search {
  width: 100%;
  border: 0;
  border-bottom: var(--rule);
  border-radius: 0;
  padding: 10px 0;
  font-family: var(--font);
  font-size: 16px;
  background: transparent;
  color: var(--black);
  outline: none;
}
#graph-people-search:focus { border-bottom-color: var(--red); }
.graph-people-items {
  max-height: 40vh;
  overflow: auto;
  margin-top: 8px;
  -webkit-overflow-scrolling: touch;
}
.graph-people-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  margin: 0;
  padding: 12px 0;
  border: 0;
  border-bottom: 1px solid var(--gray-85);
  background: transparent;
  color: var(--black);
  font-family: var(--font);
  font-size: 15px;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.graph-people-item:active { color: var(--red); }
.graph-people-item .gpi-cluster {
  flex-shrink: 0;
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gray-40);
}

/* —— Drawer —— */
.drawer {
  position: fixed;
  inset: 0;
  z-index: 40;
  pointer-events: none;
}

.drawer.open { pointer-events: auto; }

.drawer-scrim {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  opacity: 0;
  transition: opacity 0.2s;
}

.drawer.open .drawer-scrim { opacity: 1; }

.drawer-panel {
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: min(460px, 100%);
  background: var(--white);
  border-left: var(--rule);
  box-shadow: none;
  transform: translateX(104%);
  transition: transform 0.25s ease;
  overflow-y: auto;
  padding: 32px 32px 56px;
  -webkit-overflow-scrolling: touch;
}

.drawer.open .drawer-panel { transform: translateX(0); }

.drawer-close {
  position: sticky;
  top: 0;
  float: right;
  appearance: none;
  border: var(--rule);
  background: var(--white);
  color: var(--black);
  width: 36px;
  height: 36px;
  border-radius: 0;
  font-size: 22px;
  font-weight: 400;
  line-height: 1;
  cursor: pointer;
  z-index: 2;
}

.drawer-close:hover {
  background: var(--red);
  color: var(--white);
  border-color: var(--red);
}

.detail-kicker {
  margin: 0 0 12px;
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--red);
  font-weight: 700;
}

.detail-title {
  margin: 0 0 16px;
  font-family: var(--font);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--black);
  line-height: 1.15;
  clear: both;
}

.detail-meta {
  color: var(--gray-40);
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 24px;
  line-height: 1.45;
}

.detail-bio {
  font-size: 15px;
  font-weight: 400;
  color: var(--gray-10);
  white-space: normal;
  margin: 0 0 8px;
  line-height: 1.55;
}

.detail-bio p {
  margin: 0 0 1.1em;
}

.detail-bio p:last-child {
  margin-bottom: 0;
}

.detail-section {
  margin-top: 28px;
  padding-top: 20px;
  border-top: var(--rule);
}

.detail-section h4 {
  margin: 0 0 14px;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--black);
}

.link-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.link-list a {
  color: var(--black);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  display: inline-block;
  padding: 6px 0;
  border-bottom: 1px solid transparent;
}

.link-list a:hover {
  color: var(--red);
  border-bottom-color: var(--red);
  text-decoration: none;
}

.related-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.related-item {
  appearance: none;
  text-align: left;
  border: 0;
  border-bottom: 1px solid var(--gray-85);
  background: transparent;
  color: var(--black);
  border-radius: 0;
  padding: 14px 0;
  font-family: var(--font);
  cursor: pointer;
}

.related-item:hover {
  border-bottom-color: var(--red);
}

.related-item strong {
  display: block;
  color: var(--black);
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 4px;
}

.related-item span {
  font-size: 12px;
  font-weight: 400;
  color: var(--gray-40);
  line-height: 1.4;
}

.note {
  font-size: 12px;
  color: var(--gray-40);
  font-style: normal;
  font-weight: 400;
  margin-top: 20px;
  padding-top: 14px;
  border-top: 1px solid var(--gray-85);
  line-height: 1.5;
}


/* —— Esalen tips (view-campus) —— */
.campus {
  max-width: 720px;
}

.campus-hero {
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: var(--rule);
}

.campus-eyebrow {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--black);
}

.campus-title {
  margin: 0 0 14px;
  font-family: var(--font);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--black);
  text-transform: uppercase;
}

.campus-lede {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--gray-40);
  max-width: 52ch;
}

.campus-block {
  margin-bottom: 36px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--gray-85);
}

.campus-block:last-child {
  border-bottom: 0;
}

.campus-block-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: var(--rule);
}

.campus-block-head h3 {
  margin: 0;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--black);
}

.campus-src {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray-40);
}

.campus-note {
  margin: 0 0 16px;
  padding: 12px 0 12px 12px;
  border-left: 2px solid var(--red);
  font-size: 13px;
  line-height: 1.5;
  color: var(--gray-40);
}

.campus-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.campus-list > li {
  position: relative;
  padding: 12px 0 12px 16px;
  border-bottom: 1px solid var(--gray-92);
  font-size: 14px;
  line-height: 1.5;
  color: var(--black);
}

.campus-list > li:last-child {
  border-bottom: 0;
}

.campus-list > li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.15em;
  width: 6px;
  height: 1px;
  background: var(--black);
}

.campus-list strong {
  font-weight: 700;
}

.campus-sublist {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
}

.campus-sublist li {
  padding: 4px 0;
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}

.campus-sublist a,
.campus-list a {
  color: var(--black);
  text-decoration: none;
  border-bottom: 1px solid var(--red);
}

.campus-sublist a:hover,
.campus-list a:hover {
  color: var(--red);
}

.campus-links {
  margin: 0;
  padding: 0;
  list-style: none;
}

.campus-links li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: 8px 20px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--gray-85);
}

.campus-links li:last-child {
  border-bottom: 0;
}

.campus-links a {
  font-size: 14px;
  font-weight: 700;
  color: var(--black);
  text-decoration: none;
  border-bottom: 1px solid var(--red);
  justify-self: start;
}

.campus-links a:hover {
  color: var(--red);
}

.campus-links span {
  font-size: 12px;
  color: var(--gray-40);
  line-height: 1.4;
}

@media (max-width: 560px) {
  .campus-links li {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

/* —— Footer —— */
.foot {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px 24px;
  margin-top: 48px;
  padding-top: 20px;
  border-top: var(--rule);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--gray-40);
  text-align: left;
}


/* Offline note */
.offline-note {
  margin: 0 0 12px;
  padding: 8px 0;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray-40);
  border-bottom: 1px solid var(--gray-85);
}

/* Share / QR modal */
.share-modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  pointer-events: none;
}
.share-modal[hidden] { display: none !important; }
.share-modal.open {
  pointer-events: auto;
}
.share-scrim {
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,.92);
}
.share-panel {
  position: relative;
  z-index: 1;
  width: min(480px, 100%);
  max-height: min(92vh, 720px);
  overflow-y: auto;
  background: var(--white);
  border: 1px solid var(--black);
  padding: 36px 28px 32px;
  text-align: center;
  -webkit-overflow-scrolling: touch;
}
.share-close {
  position: absolute;
  top: 8px;
  right: 10px;
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--black);
  font-size: 28px;
  line-height: 1;
  cursor: pointer;
  width: 40px;
  height: 40px;
  padding: 0;
}
.share-close:hover { color: var(--red); }
.share-eyebrow {
  margin: 0 0 12px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--black);
}
.share-title {
  margin: 0 0 8px;
  font-size: clamp(1.15rem, 4vw, 1.55rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.share-sub {
  margin: 0 0 24px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-40);
}
.qr-frame {
  display: inline-block;
  padding: 16px;
  border: 1px solid var(--black);
  background: var(--white);
  margin: 0 auto 20px;
  line-height: 0;
}
.qr-frame svg {
  width: min(64vw, 280px);
  height: auto;
  display: block;
}
.share-scan {
  margin: 0 0 16px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--red);
}
.share-url {
  margin: 0 0 28px;
  font-size: 13px;
  font-weight: 400;
  color: var(--black);
  word-break: break-all;
  line-height: 1.45;
}
.share-url a {
  color: var(--black);
  text-decoration: none;
  border-bottom: 1px solid var(--black);
}
.share-url a:hover {
  color: var(--red);
  border-bottom-color: var(--red);
}
.share-done {
  appearance: none;
  background: transparent;
  border: 0;
  border-bottom: 2px solid var(--red);
  border-radius: 0;
  padding: 0 0 4px;
  font-family: var(--font);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--black);
  cursor: pointer;
}
.share-done:hover { color: var(--red); }
.share-err {
  color: var(--red);
  font-size: 14px;
  margin: 16px 0;
}


@media (max-width: 699px) {
  .graph-wrap { height: 72vh; }
  .graph-people-list { display: block; }
  .graph-zoom-btn { width: 44px; height: 44px; }
  .graph-zoom-reset { width: 44px; min-height: 44px; }
}

/* —— Mobile —— */
@media (max-width: 560px) {
  .app { padding: 0 16px 28px; }
  .brand h1 { max-width: none; margin-bottom: 20px; }
  .top { padding-top: 20px; }
  .tab { margin-right: 20px; font-size: 12px; }
  .share-link { font-size: 10px; padding-bottom: 14px; }
  .tabs-row { gap: 12px; }
  .session-card { grid-template-columns: 72px 1fr; gap: 12px; padding: 16px 0; }
  .graph-wrap { height: 72vh; }
  .graph-people-list { display: block; }
  .graph-hint { font-size: 9px; max-width: calc(100% - 56px); }
  .drawer-panel {
    width: 100%;
    border-radius: 0;
    border-left: 0;
    border-top: var(--rule);
    top: auto;
    max-height: 88vh;
    padding: 24px 20px 40px;
  }
  .person-card {
    border-right: 0;
    padding: 22px 0;
    min-height: 0;
  }
  .people-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 720px) {
  .app {
    padding-left: 40px;
    padding-right: 40px;
  }
  .brand {
    display: grid;
    grid-template-columns: 1fr;
    max-width: 70%;
  }
}

@media (min-width: 1100px) {
  .people-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}