:root {
  --mv-obsidian-ink: #11100e;
  --mv-champagne-silk: #e9ddc8;
  --mv-antique-gold: #b89b5e;
  --mv-oxblood-velvet: #5a1824;
  --mv-porcelain: #f7f3ec;
  --mv-smoke-taupe: #8e8377;
  --mv-private-blue: #1b2734;
  --mv-iris-shadow: #4d3c5f;
  --mv-archive-paper: #d8c7a7;
  --mv-verdigris-whisper: #66715f;
  --mv-line: rgba(184, 155, 94, 0.34);
  --mv-line-strong: rgba(184, 155, 94, 0.62);
  --mv-shadow: 0 18px 46px rgba(17, 16, 14, 0.12);
  --mv-shadow-soft: 0 8px 24px rgba(17, 16, 14, 0.08);
  --font-serif: Georgia, "Times New Roman", serif;
  --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --content-max: 1160px;
  --space-1: 6px;
  --space-2: 10px;
  --space-3: 14px;
  --space-4: 18px;
  --space-5: 24px;
  --action-hit-height: 44px;
  --action-min: 112px;
  --action-padding-x: 14px;
  --action-radius: 999px;
  --action-font-size: 0.91rem;
  --action-font-weight: 800;
}

* {
  box-sizing: border-box;
}

html {
  min-width: 0;
  background: var(--mv-porcelain);
  color: var(--mv-obsidian-ink);
  font-family: var(--font-sans);
  line-height: 1.45;
}

body {
  min-width: 0;
  margin: 0;
  background:
    linear-gradient(180deg, rgba(247, 243, 236, 0.98), rgba(233, 221, 200, 0.72)),
    var(--mv-porcelain);
}

button,
input,
textarea {
  font: inherit;
}

button {
  min-height: 44px;
}

img {
  display: block;
  max-width: 100%;
}

.noscript {
  padding: 32px;
}

.entry-shell {
  min-height: 100svh;
  display: grid;
  grid-template-rows: minmax(250px, 42svh) auto;
  background: var(--mv-obsidian-ink);
}

.entry-hero {
  position: relative;
  overflow: hidden;
}

.entry-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.78;
}

.entry-brand {
  position: absolute;
  inset: auto 18px 20px;
  color: var(--mv-porcelain);
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.36);
}

.entry-brand img {
  width: min(230px, 64vw);
  margin-bottom: 16px;
  filter: drop-shadow(0 8px 22px rgba(0, 0, 0, 0.32));
}

.entry-brand h1,
.screen-title h1,
.card h2,
.serif {
  font-family: var(--font-serif);
}

.entry-brand h1 {
  max-width: 760px;
  margin: 0;
  font-size: 2rem;
  line-height: 0.96;
  letter-spacing: 0;
}

.entry-panel {
  margin-top: -22px;
  padding: 28px 18px 26px;
  background: var(--mv-porcelain);
  border-radius: 22px 22px 0 0;
  position: relative;
  z-index: 1;
}

.entry-copy {
  max-width: 760px;
  color: var(--mv-private-blue);
  font-size: 1rem;
}

.role-grid {
  display: grid;
  gap: 12px;
  margin-top: 20px;
}

.role-card,
.card,
.panel,
.lesson-panel,
.reward-card,
.course-card,
.notice-card,
.post-card,
.workspace-card {
  background: rgba(247, 243, 236, 0.94);
  border: 1px solid var(--mv-line);
  border-radius: 18px;
  box-shadow: var(--mv-shadow-soft);
}

.role-card {
  width: 100%;
  padding: 16px;
  text-align: left;
  color: var(--mv-obsidian-ink);
  cursor: pointer;
}

.role-card strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.15rem;
}

.role-card span {
  display: block;
  margin-top: 4px;
  color: var(--mv-smoke-taupe);
  font-size: 0.92rem;
}

.app-shell {
  min-height: 100svh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) 58px;
  align-items: center;
  gap: 14px;
  min-width: 0;
  min-height: 64px;
  padding: calc(8px + env(safe-area-inset-top)) 14px 8px;
  background: rgba(247, 243, 236, 0.92);
  border-bottom: 1px solid rgba(184, 155, 94, 0.28);
  backdrop-filter: blur(16px);
}

.brand-mark {
  width: 36px;
  height: 36px;
  justify-self: center;
}

.topbar-title {
  display: grid;
  align-content: center;
  gap: 2px;
  min-height: 36px;
  min-width: 0;
  overflow: hidden;
}

.eyebrow,
.meta,
.state-chip,
.meta-chip,
.status-chip,
.tiny {
  color: var(--mv-smoke-taupe);
  font-size: 0.75rem;
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0;
}

.topbar-title strong {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 0.98rem;
  line-height: 1.18;
}

.topbar-title .eyebrow {
  line-height: 1.2;
}

.icon-button,
.utility-button {
  border: 1px solid var(--mv-line);
  border-radius: 999px;
  color: var(--mv-obsidian-ink);
  background: rgba(255, 255, 255, 0.42);
  cursor: pointer;
}

.icon-button {
  width: 52px;
  height: 52px;
  justify-self: end;
  padding: 0;
  border-radius: 50%;
  font-size: 0.82rem;
  font-weight: 700;
}

.utility-button {
  padding: 0 14px;
}

.app-body {
  width: 100%;
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 16px 14px calc(90px + env(safe-area-inset-bottom));
}

.screen-title {
  display: grid;
  gap: 6px;
  margin: 8px 0 16px;
}

.screen-title h1 {
  margin: 0;
  font-size: 2rem;
  line-height: 1.02;
  letter-spacing: 0;
}

.screen-title p {
  max-width: 760px;
  margin: 0;
  color: var(--mv-smoke-taupe);
}

.hero-card {
  overflow: hidden;
  background: var(--mv-obsidian-ink);
  color: var(--mv-porcelain);
}

.hero-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  opacity: 0.86;
}

.hero-content {
  padding: 18px;
}

.hero-content h2,
.card h2 {
  margin: 0 0 8px;
  font-size: 1.42rem;
  line-height: 1.08;
  letter-spacing: 0;
}

.grid,
.two-col,
.cards {
  display: grid;
  gap: 14px;
}

.two-col {
  grid-template-columns: 1fr;
}

.card,
.panel,
.workspace-card {
  padding: 16px;
}

.card.dark,
.panel.dark {
  background: var(--mv-obsidian-ink);
  color: var(--mv-porcelain);
}

.card.blue {
  background: var(--mv-private-blue);
  color: var(--mv-porcelain);
}

.card p,
.panel p,
.workspace-card p,
.lesson-panel p {
  margin: 0;
}

.stack {
  display: grid;
  gap: var(--space-3);
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: center;
}

.state-chip,
.meta-chip,
.status-chip {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 4px 9px;
  border: 1px solid rgba(184, 155, 94, 0.24);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.26);
  color: var(--mv-smoke-taupe);
  font-weight: 700;
  pointer-events: none;
}

.meta-chip {
  min-height: auto;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--mv-smoke-taupe);
}

.status-chip {
  border-color: rgba(184, 155, 94, 0.38);
  background: rgba(233, 221, 200, 0.32);
  color: var(--mv-private-blue);
}

.state-chip.ok,
.status-chip.ok {
  border-color: rgba(102, 113, 95, 0.45);
  background: rgba(102, 113, 95, 0.14);
  color: var(--mv-verdigris-whisper);
}

.state-chip.warn,
.status-chip.warn {
  border-color: rgba(90, 24, 36, 0.42);
  background: rgba(90, 24, 36, 0.1);
  color: var(--mv-oxblood-velvet);
}

.primary,
.secondary,
.text-link,
.danger,
.card-action,
.today-card-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: auto;
  max-width: 100%;
  min-width: var(--action-min);
  min-height: var(--action-hit-height);
  border-radius: var(--action-radius);
  padding: 0 var(--action-padding-x);
  font-size: var(--action-font-size);
  font-weight: var(--action-font-weight);
  line-height: 1;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
}

.primary {
  border: 1px solid var(--mv-obsidian-ink);
  background: var(--mv-obsidian-ink);
  color: var(--mv-porcelain);
}

.primary.gold {
  border-color: var(--mv-antique-gold);
  background: var(--mv-antique-gold);
  color: var(--mv-obsidian-ink);
}

.secondary {
  border: 1px solid var(--mv-line-strong);
  background: rgba(255, 255, 255, 0.38);
  color: var(--mv-obsidian-ink);
}

.secondary,
.text-link,
.card-action,
.today-card-action {
  border: 1px solid rgba(184, 155, 94, 0.56);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.56), rgba(233, 221, 200, 0.24));
  color: var(--mv-private-blue);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.58);
}

.danger {
  border: 1px solid rgba(90, 24, 36, 0.54);
  background: rgba(90, 24, 36, 0.1);
  color: var(--mv-oxblood-velvet);
}

.primary:disabled,
.secondary:disabled,
.text-link:disabled,
.card-action:disabled,
.danger:disabled {
  cursor: not-allowed;
  opacity: 0.56;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.today-hero-row {
  margin-top: var(--space-4);
}

.today-hero-action {
  min-width: var(--action-min);
}

.today-layout .course-body {
  padding: 16px;
}

.today-action-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.today-action-row.action-only {
  grid-template-columns: auto;
  justify-content: end;
}

.today-action-row .status-chip {
  justify-self: start;
  max-width: 100%;
}

.primary:focus-visible,
.secondary:focus-visible,
.danger:focus-visible,
.text-link:focus-visible,
.card-action:focus-visible,
.today-card-action:focus-visible {
  outline: 2px solid rgba(184, 155, 94, 0.72);
  outline-offset: 3px;
}

.today-card-action:disabled {
  cursor: not-allowed;
  opacity: 0.56;
}

@media (hover: hover) {
  .secondary:hover,
  .text-link:hover,
  .card-action:hover,
  .today-card-action:hover {
    border-color: rgba(184, 155, 94, 0.76);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(233, 221, 200, 0.32));
  }
}

.course-card,
.reward-card {
  overflow: hidden;
}

.course-card.complete,
.lesson-panel.complete {
  border-left: 3px solid rgba(102, 113, 95, 0.78);
}

.course-card.in-progress {
  border-left: 3px solid rgba(184, 155, 94, 0.72);
}

.course-card.complete img {
  opacity: 0.94;
}

.course-card img,
.reward-card img,
.lesson-image,
.quiz-image,
.certificate-image {
  width: 100%;
  object-fit: cover;
  background: var(--mv-champagne-silk);
}

.course-card img,
.reward-card img {
  aspect-ratio: 4 / 3;
}

.course-body,
.reward-body {
  padding: 14px;
}

.card-footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.status-note {
  margin-top: 10px;
  color: var(--mv-smoke-taupe);
  font-size: 0.92rem;
}

.rationale-list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.rationale-list span {
  display: block;
  padding: 8px 10px;
  border: 1px solid rgba(184, 155, 94, 0.32);
  border-radius: 12px;
  background: rgba(233, 221, 200, 0.28);
  color: var(--mv-private-blue);
  font-size: 0.92rem;
}

.progress-track {
  width: 100%;
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(184, 155, 94, 0.18);
  margin-top: var(--space-3);
}

.progress-fill {
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--mv-antique-gold), var(--mv-verdigris-whisper));
}

.lesson-image,
.quiz-image {
  border-radius: 18px;
  aspect-ratio: 4 / 3;
  margin-bottom: var(--space-3);
}

.lesson-panel {
  padding: 14px;
  position: relative;
}

.lesson-panel .number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: var(--mv-obsidian-ink);
  color: var(--mv-porcelain);
  font-size: 0.78rem;
  margin-bottom: var(--space-2);
}

.lesson-panel.complete .number {
  background: var(--mv-verdigris-whisper);
}

.path-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.filter-toggle,
.filter-option {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  cursor: pointer;
}

.filter-toggle {
  gap: 8px;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid rgba(184, 155, 94, 0.3);
  background: rgba(255, 255, 255, 0.28);
  color: var(--mv-private-blue);
}

.filter-toggle span {
  color: var(--mv-smoke-taupe);
  font-size: 0.75rem;
  line-height: 1;
  text-transform: uppercase;
}

.filter-toggle strong {
  font-size: 0.86rem;
}

.filter-panel {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-top: var(--space-2);
  padding: var(--space-2);
  border: 1px solid rgba(184, 155, 94, 0.22);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.28);
}

.filter-option {
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid transparent;
  background: transparent;
  color: var(--mv-smoke-taupe);
  font-weight: 700;
}

.filter-option.active {
  border-color: rgba(184, 155, 94, 0.52);
  background: rgba(184, 155, 94, 0.12);
  color: var(--mv-private-blue);
}

.path-grid {
  margin-top: var(--space-3);
}

.badge-list {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.badge-row {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: var(--space-2);
  align-items: center;
  min-width: 0;
  padding-top: var(--space-3);
  border-top: 1px solid rgba(184, 155, 94, 0.22);
}

.badge-row:first-child {
  padding-top: 0;
  border-top: 0;
}

.badge-icon {
  width: 40px;
  height: 40px;
  object-fit: cover;
  border-radius: 50%;
  background: rgba(233, 221, 200, 0.42);
}

.badge-row.locked .badge-icon {
  opacity: 0.56;
  filter: saturate(0.45);
}

.badge-copy {
  display: grid;
  gap: 2px;
  min-width: 0;
}

.certificate-card .certificate-image {
  margin-top: var(--space-4);
  border: 1px solid rgba(184, 155, 94, 0.28);
  border-radius: 14px;
}

.answer-list {
  display: grid;
  gap: 10px;
}

.answer-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
  min-height: 54px;
  padding: 12px;
  border: 1px solid var(--mv-line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.45);
  text-align: left;
  cursor: pointer;
}

.answer-row[aria-pressed="true"] {
  border-color: var(--mv-antique-gold);
  box-shadow: 0 0 0 2px rgba(184, 155, 94, 0.18);
}

.answer-row.correct {
  border-color: rgba(102, 113, 95, 0.62);
  background: rgba(102, 113, 95, 0.12);
}

.answer-row.wrong {
  border-color: rgba(90, 24, 36, 0.54);
  background: rgba(90, 24, 36, 0.09);
}

.ledger,
.activity,
.notes-list {
  display: grid;
  gap: 10px;
}

.ledger-row,
.activity-row,
.note-row {
  display: grid;
  gap: 4px;
  padding: 12px;
  border: 1px solid rgba(184, 155, 94, 0.24);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.36);
}

.ledger-row {
  grid-template-columns: 1fr auto;
  align-items: center;
}

.amount {
  font-variant-numeric: tabular-nums;
  font-weight: 800;
}

.amount.positive {
  color: var(--mv-verdigris-whisper);
}

.amount.negative {
  color: var(--mv-oxblood-velvet);
}

.bottom-nav {
  position: fixed;
  z-index: 30;
  left: 0;
  right: 0;
  bottom: 0;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2px;
  padding: 8px 8px calc(8px + env(safe-area-inset-bottom));
  background: rgba(17, 16, 14, 0.94);
  border-top: 1px solid rgba(184, 155, 94, 0.38);
}

.nav-button {
  display: grid;
  gap: 2px;
  place-items: center;
  min-height: 52px;
  padding: 4px;
  border: 0;
  border-radius: 14px;
  background: transparent;
  color: rgba(247, 243, 236, 0.72);
  cursor: pointer;
}

.nav-button.active {
  background: rgba(184, 155, 94, 0.17);
  color: var(--mv-porcelain);
}

.nav-button .nav-icon {
  font-size: 1.05rem;
  font-weight: 800;
}

.nav-button span:last-child {
  font-size: 0.73rem;
}

.side-rail {
  display: none;
}

.menu-backdrop {
  position: fixed;
  z-index: 40;
  inset: 0;
  background: rgba(17, 16, 14, 0.38);
}

.menu-sheet {
  position: fixed;
  z-index: 41;
  inset: auto 0 0;
  display: grid;
  gap: 10px;
  padding: 18px 16px calc(18px + env(safe-area-inset-bottom));
  background: var(--mv-porcelain);
  border-radius: 22px 22px 0 0;
  box-shadow: 0 -24px 60px rgba(17, 16, 14, 0.24);
}

.menu-sheet button {
  justify-content: flex-start;
}

.form-row {
  display: grid;
  gap: 10px;
}

.input,
.textarea {
  width: 100%;
  border: 1px solid var(--mv-line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.64);
  color: var(--mv-obsidian-ink);
  padding: 12px;
}

.textarea {
  min-height: 100px;
  resize: vertical;
}

.toast {
  position: fixed;
  z-index: 80;
  left: 16px;
  right: 16px;
  bottom: calc(82px + env(safe-area-inset-bottom));
  padding: 12px 14px;
  border: 1px solid var(--mv-line-strong);
  border-radius: 16px;
  background: var(--mv-obsidian-ink);
  color: var(--mv-porcelain);
  box-shadow: var(--mv-shadow);
}

.hidden {
  display: none !important;
}

@media (min-width: 760px) {
  .entry-shell {
    grid-template-columns: minmax(360px, 52vw) 1fr;
    grid-template-rows: 1fr;
  }

  .entry-panel {
    margin-top: 0;
    border-radius: 0;
    padding: 42px;
    align-self: stretch;
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

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

  .entry-brand h1 {
    font-size: 4.8rem;
  }

  .screen-title h1 {
    font-size: 2.75rem;
  }

  .app-shell {
    grid-template-columns: 84px 1fr;
    grid-template-rows: auto 1fr;
  }

  .topbar {
    grid-column: 2;
    grid-template-columns: 42px minmax(0, 1fr) 58px;
    gap: var(--space-3);
    min-height: 68px;
    padding-left: 22px;
    padding-right: 22px;
  }

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

  .topbar-title {
    min-height: 38px;
  }

  .icon-button {
    width: 54px;
    height: 54px;
  }

  .side-rail {
    position: sticky;
    top: 0;
    grid-row: 1 / span 2;
    display: grid;
    align-content: start;
    gap: 8px;
    min-height: 100svh;
    padding: 18px 10px;
    background: var(--mv-obsidian-ink);
    border-right: 1px solid rgba(184, 155, 94, 0.28);
  }

  .rail-logo {
    width: 42px;
    height: 42px;
    margin: 0 auto 12px;
  }

  .rail-button {
    display: grid;
    place-items: center;
    min-height: 58px;
    border: 0;
    border-radius: 16px;
    background: transparent;
    color: rgba(247, 243, 236, 0.68);
    cursor: pointer;
  }

  .rail-button.active {
    background: rgba(184, 155, 94, 0.18);
    color: var(--mv-porcelain);
  }

  .app-body {
    padding: 24px 24px 48px;
  }

  .bottom-nav {
    display: none;
  }

  .two-col {
    grid-template-columns: minmax(0, 1.25fr) minmax(280px, 0.75fr);
    align-items: start;
  }

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

  .menu-sheet {
    inset: 70px 22px auto auto;
    width: min(360px, calc(100vw - 44px));
    border-radius: 18px;
    padding: 18px;
  }

  .toast {
    left: auto;
    right: 22px;
    bottom: 22px;
    width: min(420px, calc(100vw - 44px));
  }
}

@media (min-width: 1080px) {
  .screen-title h1 {
    font-size: 3.2rem;
  }

  .cards.three {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}