:root {
  --brand-primary: #5b1f56;
  --brand-accent: #c8a95a;
  --brand-navy: #162447;
  --brand-purple: #6b3fa0;
  --brand-graphite: #30343f;
  --page-bg: #f4f5f7;
  --surface: #ffffff;
  --surface-alt: #f9fafb;
  --text: #111827;
  --muted: #6b7280;
  --line: #d9dde3;
  --session: #0057b8;
  --travel: #0f766e;
  --break: #6b7280;
  --meal: #a16207;
  --townhall: #6d28d9;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--page-bg);
  color: var(--text);
  overflow-x: hidden;
}

.site-header {
  background: url("Banner.jpg?v=1") center / cover no-repeat;
  color: #fff;
  width: 100%;
  min-block-size: 150px;
  padding-block: 56px 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  box-sizing: border-box;
  position: relative;
}

.site-header__intro {
  padding: 0 28px 18px;
  max-inline-size: 640px;
}

.site-header__title {
  margin: 0 0 6px;
  font-size: clamp(1.5rem, 3.4vw, 2.3rem);
  font-weight: 800;
  line-height: 1.12;
  text-shadow: 0 2px 14px rgba(0, 0, 0, 0.45);
}

.site-header__subtitle {
  margin: 0;
  font-size: clamp(0.82rem, 1.4vw, 0.98rem);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.92);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.4);
}

.site-tabbar {
  background: linear-gradient(180deg, rgba(15, 6, 20, 0) 0%, rgba(15, 6, 20, 0.35) 100%);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 12px 28px 20px;
}

.page-shell {
  max-inline-size: 1180px;
  margin-inline: auto;
}

.site-header__inner {
  position: absolute;
  top: 10px;
  right: 16px;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

.site-header__actions {
  display: inline-flex;
  align-items: center;
  gap: 0;
  background: rgba(0, 0, 0, 0.24);
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 999px;
  padding: 6px;
  z-index: 100;
}

.site-header__auth-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-block-size: 30px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.65);
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  cursor: pointer;
}

.site-header__auth-button:hover {
  background: rgba(255, 255, 255, 0.22);
}

.site-header__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-block-size: 38px;
  padding: 9px 20px;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.15s ease;
}

.site-header__cta:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: var(--brand-accent);
  transform: translateY(-1px);
}

.site-header__cta-icon {
  inline-size: 16px;
  block-size: 16px;
  flex-shrink: 0;
}

.page-shell {
  padding: 24px;
}
.theme-panel,
.filter-panel,
.results-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  box-shadow: 0 8px 22px rgba(17, 24, 39, 0.04);
}

.theme-panel {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 24px;
  border-radius: 20px;
  margin-block-start: -22px;
  overflow: hidden;
}

.theme-panel__content {
  padding: 34px;
}

.theme-panel__content h2 {
  margin: 0 0 14px;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  line-height: 1.12;
}

.theme-panel__content p:not(.theme-panel__cta-wrap) {
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
  line-height: 1.65;
  font-weight: 400;
}

.theme-panel__cta-wrap {
  margin: 20px 0 0 !important;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.theme-panel__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-block-size: 42px;
  padding: 10px 20px;
  border-radius: 999px;
  background: var(--brand-primary);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
}

.theme-panel__cta:hover {
  background: var(--brand-navy);
}

.theme-panel__cta--secondary {
  background: transparent;
  color: var(--brand-primary);
  border: 1.5px solid var(--brand-primary);
}

.theme-panel__cta--secondary:hover {
  background: var(--brand-primary);
  color: #fff;
}

.theme-panel__visual {
  min-block-size: 300px;
  overflow: hidden;
  position: relative;
  background: #fff;
}

.theme-panel__image {
  position: absolute;
  inset: 0;
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
  mix-blend-mode: normal;
  filter: none;
}

.filter-panel,
.results-panel {
  margin-block-start: 24px;
  border-radius: 14px;
  padding: 24px;
}

.filter-panel__header h2 {
  margin: 0;
  font-size: 1.55rem;
}

.filter-panel__header p {
  margin: 8px 0 0;
  color: var(--muted);
}

.filter-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-block-start: 24px;
}

.field {
  display: grid;
  gap: 8px;
}

label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--brand-graphite);
}

select,
input[type="text"] {
  inline-size: 100%;
  min-block-size: 48px;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid #cfd5dd;
  background: #fff;
  color: var(--text);
  font: inherit;
}

select:focus,
input[type="text"]:focus {
  outline: 2px solid rgba(91, 31, 86, 0.16);
  outline-offset: 1px;
  border-color: var(--brand-primary);
}

.utility-bar,
.results-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.utility-bar {
  margin-block-start: 22px;
  padding-block-start: 18px;
  border-block-start: 1px solid var(--line);
}

.utility-bar__meta,
.results-toolbar__count,
.results-toolbar__timestamp {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.results-toolbar__count {
  color: var(--brand-graphite);
  font-weight: 700;
}

.results-toolbar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 10px;
}

.items-per-page-control {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  justify-self: end;
  flex-wrap: nowrap;
  white-space: nowrap;
}

.day-tabs {
  display: inline-flex;
  gap: 8px;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  justify-self: center;
}

.day-tabs__button {
  min-block-size: 32px;
  padding: 6px 12px;
  border: none;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
}

.day-tabs__button:hover {
  color: var(--brand-graphite);
  background: #f3f4f6;
}

.day-tabs__button.is-active {
  background: rgba(22, 36, 71, 0.1);
  color: var(--brand-navy);
}

/* All Days active — neutral graphite */
.day-tabs__button[data-day-tab="all"].is-active {
  background: #e4e7ec;
  color: #30343f;
}

/* Day 1 active — navy blue */
.day-tabs__button[data-day-tab="1"].is-active {
  background: #dce8f7;
  color: #162447;
}

/* Day 2 active — deep teal */
.day-tabs__button[data-day-tab="2"].is-active {
  background: #d4f0ed;
  color: #0f766e;
}

/* Day 3 active — amber */
.day-tabs__button[data-day-tab="3"].is-active {
  background: #fef3d0;
  color: #b45309;
}

/* Day 4 active — violet */
.day-tabs__button[data-day-tab="4"].is-active {
  background: #ede9ff;
  color: #5b21b6;
}

.items-per-page-control label {
  font-size: 0.82rem;
  color: var(--muted);
  font-weight: 700;
  margin: 0;
  white-space: nowrap;
}

.items-per-page-control select {
  min-block-size: 42px;
  min-inline-size: 108px;
  padding: 8px 12px;
  border-radius: 10px;
  font-size: 0.92rem;
  font-weight: 600;
}

.utility-bar__actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.button {
  min-block-size: 44px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--brand-graphite);
  background: var(--surface);
  color: var(--brand-graphite);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.button:hover {
  background: var(--surface-alt);
}

.sessions-list {
  margin-block-start: 18px;
}

.pagination {
  margin-block-start: 22px;
  border-block-start: 1px solid var(--line);
  padding-block-start: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.pagination__info {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.pagination__actions {
  display: flex;
  gap: 8px;
}

.pagination__button {
  min-block-size: 38px;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  border-radius: 999px;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
}

.pagination__button:hover:not(:disabled) {
  border-color: var(--brand-primary);
}

.pagination__button:disabled {
  opacity: 0.48;
  cursor: not-allowed;
}

.day-group + .day-group {
  margin-block-start: 30px;
}

.day-group__header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-block-end: 12px;
  padding: 10px 16px;
  border-radius: 10px;
  background: #f0f2f5;
}

/* Day 1 — Navy blue */
.day-group[data-day="1"] .day-group__header {
  background: linear-gradient(90deg, #dce8f7 0%, #eef4fc 100%);
  border-inline-start: 5px solid #162447;
}
.day-group[data-day="1"] .day-group__header h3 {
  color: #162447;
}

/* Day 2 — Deep teal */
.day-group[data-day="2"] .day-group__header {
  background: linear-gradient(90deg, #d4f0ed 0%, #eaf6f4 100%);
  border-inline-start: 5px solid #0f766e;
}
.day-group[data-day="2"] .day-group__header h3 {
  color: #0f766e;
}

/* Day 3 — Amber */
.day-group[data-day="3"] .day-group__header {
  background: linear-gradient(90deg, #fef3d0 0%, #fdf8eb 100%);
  border-inline-start: 5px solid #b45309;
}
.day-group[data-day="3"] .day-group__header h3 {
  color: #b45309;
}

/* Day 4 — Violet */
.day-group[data-day="4"] .day-group__header {
  background: linear-gradient(90deg, #ede9ff 0%, #f5f3ff 100%);
  border-inline-start: 5px solid #5b21b6;
}
.day-group[data-day="4"] .day-group__header h3 {
  color: #5b21b6;
}

.day-group__count {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.day-group h3 {
  margin: 0;
  font-size: 1.22rem;
}

.session-card {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) 200px;
  gap: 0 16px;
  padding: 18px 12px;
  border-block-start: 1px solid var(--line);
  align-items: start;
}

.session-card:hover {
  background: linear-gradient(0deg, rgba(15, 23, 42, 0.015), rgba(15, 23, 42, 0.015));
}

.day-group .session-card:first-of-type {
  border-block-start: none;
  padding-block-start: 8px;
}

.session-card__time-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 6px;
}

.session-card__time-badge {
  display: flex;
  flex-direction: column;
  background: var(--surface-alt);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 6px 10px;
  min-inline-size: 90px;
  align-items: center;
  gap: 1px;
  inline-size: 100%;
}

.session-card__time-start {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--brand-graphite);
  white-space: nowrap;
}

.session-card__time-end {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--muted);
  white-space: nowrap;
}

.session-card__timezone {
  font-size: 0.75rem;
  color: var(--muted);
  font-weight: 500;
  padding-inline-start: 2px;
}

.session-card__track {
  font-size: 0.75rem;
  color: var(--brand-primary);
  font-weight: 600;
  padding-inline-start: 2px;
  line-height: 1.3;
}

.session-card__body {
  min-inline-size: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.session-card__title {
  margin: 0;
  color: var(--brand-navy);
  font-size: 1.05rem;
  line-height: 1.4;
}

.session-card__location {
  margin: 0;
  font-size: 0.84rem;
  color: var(--muted);
}

.session-card__description {
  margin: 0;
  color: var(--muted);
  font-size: 0.93rem;
  line-height: 1.6;
}

/* Speakers — right column */
.session-card__speakers {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-inline-start: 8px;
  border-inline-start: 1px solid var(--line);
}

.session-card__speakers--empty {
  border-inline-start: none;
}

.speaker-row {
  display: flex;
  align-items: center;
  gap: 10px;
}

.speaker-avatar {
  flex-shrink: 0;
  inline-size: 44px;
  block-size: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, #dce8f7 0%, #c5d8f0 100%);
  border: 2px solid var(--line);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.speaker-avatar img {
  inline-size: 100%;
  block-size: 100%;
  object-fit: cover;
  object-position: center;
  border-radius: 50%;
  display: block;
}

.speaker-name {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--brand-graphite);
  line-height: 1.3;
}

.session-card__chips {
  display: none;
}

.session-card[data-type="break"] {
  background: #f3f4f6;
  border-radius: 8px;
  padding: 12px 14px;
  margin-block-start: 4px;
}

.session-card[data-type="meal"] {
  background: #fff8eb;
  border-radius: 8px;
  padding: 12px 14px;
  margin-block-start: 4px;
}

.chip {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 5px 9px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  background: #e8eefb;
  color: var(--session);
}

.chip[data-type="travel"] {
  background: #e7f7f4;
  color: var(--travel);
}

.chip[data-type="break"] {
  background: #f1f2f4;
  color: var(--break);
}

.chip[data-type="meal"] {
  background: #fff4db;
  color: var(--meal);
}

.chip[data-type="townhall"] {
  background: #f0eaff;
  color: var(--townhall);
}

.chip--function {
  background: #e8f3ff;
  color: #0b4fa3;
}

.session-card__toggle {
  margin-block-start: 10px;
  padding: 0;
  border: none;
  background: none;
  color: var(--session);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.empty-state {
  padding: 36px 10px 12px;
  text-align: center;
}

.empty-state h3 {
  margin: 0 0 8px;
}

.empty-state p {
  margin: 0;
  color: var(--muted);
}

.hidden {
  display: none;
}

@media (max-width: 960px) {
  .site-header {
    min-block-size: 120px;
    padding-block-start: 48px;
    background-size: cover;
    background-position: center;
  }

  .site-header__intro {
    padding: 0 20px 16px;
  }

  .site-tabbar {
    padding: 10px 20px 16px;
  }

  .page-shell {
    padding: 18px;
  }

  .theme-panel {
      grid-template-columns: 1fr 0.8fr;
    margin-block-start: 0;
      gap: 16px;
  }

  .theme-panel__visual {
    min-block-size: 240px;
  }

  .theme-panel__image {
    position: static;
    block-size: auto;
    aspect-ratio: 16 / 9;
    object-fit: contain;
    object-position: center;
    background: #fff;
  }

  .filter-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .results-toolbar {
    grid-template-columns: 1fr;
    justify-items: start;
    gap: 12px;
  }

  .day-tabs,
  .items-per-page-control {
    justify-self: start;
  }

  .session-card {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .session-card__time-col {
    flex-direction: row;
    align-items: center;
    gap: 12px;
  }

  .session-card__time-badge {
    flex-direction: row;
    gap: 6px;
  }

  .session-card__speakers {
    border-inline-start: none;
    border-block-start: 1px solid var(--line);
    padding-inline-start: 0;
    padding-block-start: 10px;
  }
}

@media (max-width: 640px) {
  .page-shell {
    padding-inline: 16px;
  }

  .site-header__inner {
    top: 8px;
    right: 10px;
  }

  .site-header__meta {
    left: 16px;
  }

  .site-header__meta-text {
    font-size: 0.68rem;
  }

  .site-header__actions {
    gap: 8px;
    padding: 5px 8px;
  }

  .site-header__user {
    font-size: 0.74rem;
    max-inline-size: 55vw;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .site-header__auth-button {
    min-block-size: 26px;
    padding: 4px 8px;
    font-size: 0.72rem;
  }

  .site-header {
    min-block-size: 100px;
    padding-block-start: 44px;
    background-size: cover;
    background-position: center;
  }

  .site-header__intro {
    padding: 0 16px 14px;
    max-inline-size: 85%;
  }

  .site-tabbar {
    padding: 10px 16px 16px;
    gap: 8px;
    flex-direction: column;
    align-items: flex-start;
  }

  .site-header__cta {
    inline-size: auto;
    font-size: 0.74rem;
    min-block-size: 32px;
    padding: 7px 14px;
  }

  .filter-panel,
  .results-panel,
  .theme-panel__content {
    padding: 20px;
  }

  .theme-panel {
    grid-template-columns: 1fr;
    gap: 20px;
    margin: 0;
    border-radius: 14px;
  }

  .theme-panel__content {
    order: -1;
  }

  .theme-panel__visual {
    min-block-size: 190px;
    margin: 0;
  }

  .theme-panel__image {
    aspect-ratio: 4 / 3;
  }

  .filter-grid {
    grid-template-columns: 1fr;
  }

  .day-tabs {
    inline-size: 100%;
    justify-content: flex-start;
    overflow-x: auto;
  }
}

@media print {
  body {
    background: #fff;
  }

  .site-header {
    padding: 24px 0 18px;
    background: none;
    color: #000;
  }

  .site-header__intro,
  .section-kicker,
  .utility-bar,
  .results-toolbar__timestamp,
  .session-card__toggle,
  .theme-panel__visual,
  .filter-panel {
    display: none !important;
  }

  .page-shell {
    padding: 0;
  }

  .theme-panel,
  .results-panel {
    box-shadow: none;
    border: none;
    padding: 0;
    margin: 0;
  }

  .theme-panel__content {
    padding: 0 0 14px;
  }

  .session-card {
    break-inside: avoid;
  }

  @page {
    size: A4;
    margin: 14mm;
  }
}
/* Unauthorized View Styles */
.unauthorized-view {
  display: flex;
  align-items: center;
  justify-content: center;
  min-block-size: calc(100vh - 260px);
  padding: 40px 20px;
}

.unauthorized-view.hidden {
  display: none;
}

.unauthorized-view__content {
  text-align: center;
  max-inline-size: 500px;
  padding: 60px 40px;
  background: var(--surface);
  border: 2px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.unauthorized-view__content h1 {
  font-size: 32px;
  font-weight: 700;
  margin: 0 0 16px;
  color: var(--brand-primary);
}

.unauthorized-view__content p {
  font-size: 16px;
  margin: 0 0 12px;
  color: var(--muted);
  line-height: 1.6;
}

.unauthorized-view__content p:last-of-type {
  margin-block-end: 32px;
}

.button--primary {
  display: inline-block;
  padding: 12px 32px;
  background: var(--brand-primary);
  color: #fff;
  border: none;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.button--primary:hover {
  background: #4a1747;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(91, 31, 86, 0.2);
}

.button--primary:active {
  transform: translateY(0);
}

@media (max-width: 640px) {
  .unauthorized-view {
    min-block-size: calc(100vh - 120px);
    padding: 20px;
  }

  .unauthorized-view__content {
    padding: 40px 20px;
  }

  .unauthorized-view__content h1 {
    font-size: 24px;
  }

  .unauthorized-view__content p {
    font-size: 14px;
  }

  .button--primary {
    padding: 10px 24px;
    font-size: 14px;
  }
}