:root {
  color-scheme: dark;
  --ink: #0a0c0f;
  --ink-soft: #101419;
  --panel: #151a20;
  --panel-hover: #1a2027;
  --line: #2a3038;
  --line-soft: rgba(255, 255, 255, 0.07);
  --paper: #eee8dc;
  --paper-soft: #c8c2b7;
  --muted: #8f969f;
  --gold: #d7aa61;
  --gold-bright: #f2c879;
  --gold-fade: rgba(215, 170, 97, 0.13);
  --danger: #e59383;
  --success: #8fc49b;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  --radius: 18px;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

:root[data-theme="light"] {
  color-scheme: light;
  --ink: #f3efe7;
  --ink-soft: #fffdf8;
  --panel: #e9e3d8;
  --panel-hover: #ffffff;
  --line: #c8c0b3;
  --line-soft: rgba(25, 25, 23, 0.12);
  --paper: #191917;
  --paper-soft: #4f4b44;
  --muted: #6a655d;
  --gold: #805817;
  --gold-bright: #9a6a1d;
  --gold-fade: rgba(128, 88, 23, 0.11);
  --danger: #9a3025;
  --success: #326c42;
  --shadow: 0 24px 70px rgba(48, 39, 28, 0.14);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    color-scheme: light;
    --ink: #f3efe7;
    --ink-soft: #fffdf8;
    --panel: #e9e3d8;
    --panel-hover: #ffffff;
    --line: #c8c0b3;
    --line-soft: rgba(25, 25, 23, 0.12);
    --paper: #191917;
    --paper-soft: #4f4b44;
    --muted: #6a655d;
    --gold: #805817;
    --gold-bright: #9a6a1d;
    --gold-fade: rgba(128, 88, 23, 0.11);
    --danger: #9a3025;
    --success: #326c42;
    --shadow: 0 24px 70px rgba(48, 39, 28, 0.14);
  }
}

* {
  box-sizing: border-box;
}

html {
  background: var(--ink);
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--paper);
  background:
    radial-gradient(circle at 82% -15%, rgba(215, 170, 97, 0.09), transparent 34rem),
    radial-gradient(circle at -10% 40%, rgba(75, 91, 109, 0.08), transparent 32rem),
    var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

button,
input,
select {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--gold-bright);
  outline-offset: 3px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 10px;
  left: 10px;
  padding: 10px 14px;
  color: var(--ink);
  background: var(--gold-bright);
  border-radius: 8px;
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  padding: 14px clamp(20px, 4vw, 64px);
  border-bottom: 1px solid var(--line-soft);
  background: rgba(10, 12, 15, 0.86);
  backdrop-filter: blur(18px);
}

:root[data-theme="light"] .site-header {
  background: rgba(243, 239, 231, 0.9);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) .site-header {
    background: rgba(243, 239, 231, 0.9);
  }
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  text-decoration: none;
}

.brand-sigil {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border: 1px solid rgba(215, 170, 97, 0.45);
  color: var(--gold-bright);
  background: var(--gold-fade);
  border-radius: 50%;
  font: 600 22px/1 var(--serif);
  box-shadow: inset 0 0 0 4px var(--ink);
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.brand small {
  margin-top: 2px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.header-actions {
  position: relative;
  display: flex;
  align-items: center;
  gap: 14px;
}

.user-menu-button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-width: 48px;
  min-height: 46px;
  padding: 4px 8px 4px 4px;
  border: 1px solid var(--line);
  color: var(--paper-soft);
  background: var(--ink-soft);
  border-radius: 999px;
  cursor: pointer;
}

.user-menu-button[hidden] {
  display: none;
}

.user-avatar {
  position: relative;
  display: grid;
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  place-items: center;
  overflow: hidden;
  border: 1px solid rgba(215, 170, 97, .42);
  background: var(--gold-fade);
  border-radius: 50%;
}

.user-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.user-avatar-fallback {
  color: var(--gold-bright);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .04em;
}

.user-avatar-fallback[hidden],
.user-avatar img[hidden] {
  display: none;
}

.user-menu-button:hover,
.user-menu-button[aria-expanded="true"] {
  color: var(--paper);
  border-color: rgba(215, 170, 97, .55);
  background: var(--panel);
}

.menu-chevron {
  transition: transform .18s ease;
}

.user-menu-button[aria-expanded="true"] .menu-chevron {
  transform: rotate(180deg);
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 38px;
  padding: 0 11px;
  border: 1px solid var(--line);
  color: var(--paper-soft);
  background: var(--ink-soft);
  border-radius: 10px;
  cursor: pointer;
  font-size: 12px;
  text-transform: capitalize;
}

.user-menu {
  position: absolute;
  z-index: 30;
  top: calc(100% + 8px);
  right: 0;
  display: grid;
  min-width: 210px;
  padding: 7px;
  border: 1px solid var(--line);
  background: #11151a;
  border-radius: 12px;
  box-shadow: var(--shadow);
}

.user-menu-profile {
  display: grid;
  gap: 2px;
  margin: 2px 4px 6px;
  padding: 8px;
  border-bottom: 1px solid var(--line);
}

.user-menu-profile strong {
  overflow: hidden;
  color: var(--paper);
  font-size: 13px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.user-menu-profile span {
  color: var(--muted);
  font-size: 11px;
}

.user-menu[hidden] {
  display: none;
}

:root[data-theme="light"] .user-menu {
  background: #fffdf8;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) .user-menu {
    background: #fffdf8;
  }
}

.user-menu a,
.user-menu button {
  padding: 11px 12px;
  border: 0;
  color: var(--paper-soft);
  background: transparent;
  border-radius: 8px;
  font: inherit;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}

.user-menu a:hover,
.user-menu button:hover {
  color: var(--paper);
  background: var(--panel);
}

.user-menu .sign-out-menu-item {
  margin-top: 5px;
  padding-top: 13px;
  border-top: 1px solid var(--line);
  border-radius: 0 0 8px 8px;
}

.user-menu .sign-out-menu-item:hover {
  color: var(--danger);
}

.text-button,
.secondary-button,
.primary-button,
.icon-button {
  border: 0;
  cursor: pointer;
}

.text-button {
  padding: 8px 4px;
  color: var(--muted);
  background: transparent;
}

.text-button:hover {
  color: var(--paper);
}

main {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.app-view {
  min-height: calc(100vh - 77px);
  padding: clamp(52px, 8vw, 104px) 0 80px;
}

.loading-state,
.auth-card,
.empty-state,
.error-state {
  width: min(620px, 100%);
  margin: min(12vh, 110px) auto 0;
  text-align: center;
}

.loading-state h1,
.auth-card h1,
.error-state h1 {
  margin: 14px 0 18px;
  font: 400 clamp(36px, 6vw, 62px)/1.03 var(--serif);
  letter-spacing: -0.035em;
}

.loading-line {
  width: min(260px, 70%);
  height: 1px;
  margin: 34px auto 0;
  overflow: hidden;
  background: var(--line);
}

.loading-line::after {
  display: block;
  width: 45%;
  height: 100%;
  background: var(--gold);
  content: "";
  animation: loading 1.35s ease-in-out infinite;
}

@keyframes loading {
  from { transform: translateX(-120%); }
  to { transform: translateX(340%); }
}

.eyebrow {
  color: var(--gold);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.lede {
  max-width: 660px;
  margin: 0;
  color: var(--paper-soft);
  font: 400 clamp(17px, 2vw, 20px)/1.7 var(--serif);
}

.auth-card {
  padding: clamp(28px, 6vw, 54px);
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(21, 26, 32, 0.96), rgba(13, 16, 20, 0.98));
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.auth-card p,
.error-state p,
.empty-state p {
  margin: 0 auto;
  color: var(--muted);
  line-height: 1.65;
}

.error-message {
  margin-top: 18px !important;
  color: var(--danger) !important;
}

.auth-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 32px;
}

.primary-button,
.secondary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 10px;
  font-weight: 650;
  text-decoration: none;
}

.primary-button {
  color: #17120b;
  background: var(--gold-bright);
}

.primary-button:hover {
  background: #ffd991;
  transform: translateY(-1px);
}

.secondary-button {
  border: 1px solid var(--line);
  color: var(--paper);
  background: var(--panel);
}

.secondary-button:hover {
  border-color: #424a54;
  background: var(--panel-hover);
}

.library-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 32px;
  margin-bottom: clamp(42px, 7vw, 72px);
}

.library-hero h1,
.reader-title h1 {
  margin: 12px 0 18px;
  font: 400 clamp(44px, 8vw, 84px)/0.96 var(--serif);
  letter-spacing: -0.05em;
}

.archive-count {
  min-width: 138px;
  padding: 20px;
  border-top: 1px solid var(--gold);
  color: var(--muted);
  text-align: right;
}

.archive-count strong {
  display: block;
  color: var(--paper);
  font: 400 34px/1 var(--serif);
}

.archive-count span {
  display: block;
  margin-top: 7px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.session-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.session-card {
  position: relative;
  display: flex;
  min-height: 280px;
  flex-direction: row;
  justify-content: space-between;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  color: inherit;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.025), transparent 45%),
    var(--ink-soft);
  border-radius: var(--radius);
  text-decoration: none;
  transition: 180ms ease;
}

.session-card-art {
  position: relative;
  display: grid;
  width: 35%;
  min-width: 138px;
  place-items: center;
  overflow: hidden;
  border-right: 1px solid var(--line);
  background:
    radial-gradient(circle at 70% 20%, rgba(215, 170, 97, 0.25), transparent 38%),
    linear-gradient(145deg, #242b33, #101419);
}

:root[data-theme="light"] .session-card-art {
  background:
    radial-gradient(circle at 70% 20%, rgba(128, 88, 23, 0.2), transparent 38%),
    linear-gradient(145deg, #ded6c9, #f8f3ea);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) .session-card-art {
    background:
      radial-gradient(circle at 70% 20%, rgba(128, 88, 23, 0.2), transparent 38%),
      linear-gradient(145deg, #ded6c9, #f8f3ea);
  }
}

.session-card-art::before {
  position: absolute;
  width: 130px;
  height: 130px;
  border: 1px solid rgba(215, 170, 97, 0.25);
  border-radius: 38% 62% 48% 52%;
  content: "";
  transform: rotate(22deg);
}

.session-card-art span {
  color: var(--gold-bright);
  font: 400 36px/1 var(--serif);
}

.session-card.has-cover .session-card-art {
  background-image:
    linear-gradient(rgba(9, 11, 14, 0.12), rgba(9, 11, 14, 0.48)),
    var(--session-cover);
  background-position: center;
  background-size: cover;
}

.session-card.has-cover .session-card-art::before,
.session-card.has-cover .session-card-art span {
  display: none;
}

.session-card-content {
  display: flex;
  min-width: 0;
  flex: 1;
  flex-direction: column;
  justify-content: space-between;
  padding: clamp(24px, 3vw, 34px);
}

.session-card::after {
  position: absolute;
  right: -38px;
  bottom: -62px;
  width: 150px;
  height: 150px;
  border: 1px solid rgba(215, 170, 97, 0.1);
  border-radius: 50%;
  content: "";
}

.session-card:hover {
  border-color: rgba(215, 170, 97, 0.45);
  background-color: var(--panel);
  transform: translateY(-3px);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.2);
}

.session-card-top,
.session-meta,
.reader-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 16px;
}

.session-date {
  color: var(--gold);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.session-card h2 {
  max-width: 520px;
  margin: 24px 0 14px;
  font: 400 clamp(26px, 4vw, 38px)/1.08 var(--serif);
  letter-spacing: -0.025em;
}

.reader-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.summary-markdown {
  padding: 44px 0 80px;
  color: var(--paper-soft);
  font: 400 17px/1.78 var(--serif);
}

.summary-markdown h1,
.summary-markdown h2,
.summary-markdown h3 {
  color: var(--paper);
  line-height: 1.15;
}

.summary-markdown h1 { margin: 48px 0 24px; font-size: 40px; }
.summary-markdown h2 { margin: 46px 0 18px; font-size: 30px; }
.summary-markdown h3 { margin: 34px 0 14px; font-size: 22px; }
.summary-markdown p { margin: 0 0 14px; }
.summary-markdown ul,
.summary-markdown ol { margin: 0 0 24px; padding-left: 28px; }
.summary-markdown li { margin: 7px 0; padding-left: 4px; }
.summary-markdown li::marker { color: var(--gold); }
.summary-markdown blockquote {
  margin: 30px 0;
  padding: 4px 0 4px 24px;
  border-left: 3px solid var(--gold);
  color: var(--paper);
  font-size: 1.08em;
  font-style: italic;
}
.summary-markdown blockquote p { margin: 0; }
.summary-markdown strong { color: var(--paper); }
.summary-markdown a { color: var(--gold-bright); text-underline-offset: 3px; }
.summary-markdown hr { margin: 42px 0; border: 0; border-top: 1px solid var(--line); }
.summary-markdown code {
  padding: 2px 6px;
  color: var(--paper);
  background: var(--panel);
  border-radius: 5px;
  font: .88em "DM Mono", monospace;
}
.summary-markdown pre {
  overflow-x: auto;
  margin: 24px 0;
  padding: 18px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 10px;
}
.summary-markdown pre code { padding: 0; background: transparent; }

.session-summary {
  display: -webkit-box;
  overflow: hidden;
  color: var(--muted);
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.session-meta {
  position: relative;
  z-index: 1;
  margin-top: 28px;
  color: var(--muted);
  font-size: 12px;
}

.session-meta span + span::before,
.reader-meta span + span::before {
  margin-right: 16px;
  color: #4b515a;
  content: "·";
}

.reader {
  width: min(900px, 100%);
  margin: 0 auto;
}

.reader-back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 48px;
  color: var(--muted);
  text-decoration: none;
}

.reader-back:hover {
  color: var(--paper);
}

.reader-hero {
  position: relative;
  overflow: hidden;
  margin: 0 0 44px;
  border: 1px solid var(--line);
  background: var(--ink-soft);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.reader-hero::after {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(215, 170, 97, .12);
  border-radius: inherit;
  content: "";
  pointer-events: none;
}

.reader-hero img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.reader-title {
  padding-bottom: 42px;
  border-bottom: 1px solid var(--line);
}

.reader-title h1 {
  max-width: 760px;
  font-size: clamp(40px, 7vw, 72px);
}

.reader-meta {
  color: var(--muted);
  font-size: 13px;
}

.reader-summary {
  max-width: 700px;
  margin: 24px 0 0;
  color: var(--paper-soft);
  font: 400 18px/1.65 var(--serif);
}

.transcript-tools {
  position: sticky;
  z-index: 10;
  top: 76px;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(170px, 220px);
  gap: 10px;
  padding: 16px 0;
  background: linear-gradient(var(--ink) 78%, transparent);
}

.search-form {
  display: flex;
}

.search-form input,
.speaker-select {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  color: var(--paper);
  background: var(--ink-soft);
}

.search-form input {
  padding: 0 48px 0 14px;
  border-radius: 10px;
}

.search-form button {
  width: 46px;
  margin-left: -46px;
  color: var(--gold);
  background: transparent;
}

.speaker-select {
  padding: 0 38px 0 12px;
  border-radius: 10px;
}

.transcript-status {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 30px;
  margin: 10px 0 12px;
  color: var(--muted);
  font-size: 12px;
}

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

.transcript-row {
  display: grid;
  grid-template-columns: 78px 150px minmax(0, 1fr);
  gap: 18px;
  padding: 22px 10px;
  border-bottom: 1px solid var(--line-soft);
}

.transcript-row:hover {
  background: rgba(255, 255, 255, 0.015);
}

.transcript-time {
  color: var(--muted);
  font: 500 12px/1.6 ui-monospace, SFMono-Regular, Consolas, monospace;
}

.transcript-speaker {
  color: var(--gold-bright);
  font-size: 13px;
  font-weight: 650;
  line-height: 1.55;
}

.transcript-text {
  margin: 0;
  color: var(--paper-soft);
  font: 400 17px/1.68 var(--serif);
}

.load-more {
  display: flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  margin-top: 28px;
  color: var(--muted);
  font-size: 12px;
}

.load-more-status {
  display: inline-flex;
  min-height: 24px;
  align-items: center;
  gap: 9px;
}

.load-more-status:not(:empty)::before {
  width: 12px;
  height: 12px;
  border: 2px solid var(--line);
  border-top-color: var(--gold);
  border-radius: 50%;
  content: "";
  animation: transcript-load-spin 0.8s linear infinite;
}

.load-more button {
  min-width: 180px;
}

@keyframes transcript-load-spin {
  to { transform: rotate(360deg); }
}

.toast {
  position: fixed;
  z-index: 40;
  right: 22px;
  bottom: 22px;
  max-width: min(390px, calc(100% - 44px));
  padding: 13px 16px;
  border: 1px solid var(--line);
  color: var(--paper);
  background: var(--panel);
  border-radius: 10px;
  box-shadow: var(--shadow);
  font-size: 13px;
}

.error-state code {
  display: block;
  margin-top: 18px;
  color: var(--danger);
  font: 12px/1.5 ui-monospace, monospace;
}

@media (max-width: 720px) {
  .site-header {
    min-height: 68px;
    padding: 12px 18px;
  }

  .brand small,
  .session-identity,
  .theme-toggle [data-theme-label] {
    display: none;
  }

  main {
    width: min(100% - 28px, 1180px);
  }

  .app-view {
    min-height: calc(100vh - 69px);
    padding-top: 48px;
  }

  .library-hero {
    display: block;
  }

  .archive-count {
    width: fit-content;
    min-width: 0;
    margin-top: 32px;
    padding: 14px 0 0;
    text-align: left;
  }

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

  .session-card {
    min-height: 220px;
  }

  .reader-back {
    margin-bottom: 34px;
  }

  .transcript-tools {
    top: 68px;
    grid-template-columns: 1fr;
    padding-bottom: 22px;
  }

  .transcript-row {
    grid-template-columns: 66px minmax(0, 1fr);
    gap: 8px 12px;
    padding: 20px 4px;
  }

  .transcript-speaker {
    grid-column: 2;
  }

  .transcript-text {
    grid-column: 2;
    font-size: 16px;
  }
}

@media (max-width: 430px) {
  .brand strong {
    font-size: 16px;
  }

  .brand-sigil {
    width: 38px;
    height: 38px;
  }

  .auth-actions {
    flex-direction: column;
  }

  .auth-actions button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}