/* Shared components use Design System v1.0. Page-specific redesign starts at home. */
* { box-sizing: border-box; }
:root { font-family: var(--ij-font); color: var(--ij-text); font-synthesis: none; }
body { margin: 0; background: var(--ij-bg); line-height: 1.5; }
button, input, textarea, select { font: inherit; color: inherit; }
button, a, input, textarea, select { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
a { color: inherit; }
button, a, input, select, textarea { touch-action: manipulation; }
:focus-visible { outline: 3px solid var(--ij-focus); outline-offset: 3px; }
button { min-height: 44px; }
button:disabled { cursor: default; opacity: .7; }
button, a { transition: background-color var(--ij-anim-duration), border-color var(--ij-anim-duration); }
h1, h2, h3, p { overflow-wrap: anywhere; }
h1 { font-size: 30px; line-height: 1.2; letter-spacing: -.8px; }
h2 { font-size: 21px; line-height: 1.3; letter-spacing: -.4px; }
.icon { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.skip-link { position: fixed; top: 8px; left: 8px; padding: 12px; z-index: 300; background: var(--ij-gold); color: var(--ij-on-gold); transform: translateY(-150%); border-radius: 10px; }
.skip-link:focus { transform: none; }
.app-shell { display: grid; grid-template-columns: 236px minmax(0, 1fr); min-height: 100vh; min-height: 100dvh; }
.sidebar { position: sticky; top: 0; height: 100vh; height: 100dvh; overflow-y: auto; background: var(--ij-surface); border-right: 1px solid var(--ij-border); padding: 32px 16px 20px; display: flex; flex-direction: column; gap: 24px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-size: 20px; font-weight: 750; letter-spacing: -.7px; padding: 0 8px 18px; }
.brand-mark { display: grid; place-items: center; color: var(--ij-gold-text); }
.brand-mark .icon { width: 32px; height: 36px; }
.brand small { display: block; font-size: 11px; font-weight: 500; letter-spacing: 0; color: var(--ij-text-muted); margin-top: 3px; }
.nav-label, .eyebrow { color: var(--ij-text-muted); font-size: 12px; font-weight: 650; letter-spacing: 1.3px; }
.nav-label { margin: 0 12px -12px; }
.side-nav { display: grid; gap: 5px; }
.nav-link { display: flex; gap: 12px; align-items: center; width: 100%; text-align: left; padding: 12px; background: none; border: 0; border-radius: 10px; color: var(--ij-text-muted); font-size: 14px; font-weight: 550; }
.nav-link.active { background: var(--ij-gold-soft); color: var(--ij-gold-text); font-weight: 700; }
.nav-link:hover:not(.active) { background: var(--ij-surface-alt); color: var(--ij-text); }
.side-bottom { margin-top: auto; padding: 16px; background: var(--ij-surface-alt); border-radius: 14px; }
.side-bottom > .icon { margin-bottom: 8px; color: var(--ij-text-muted); }
.side-bottom strong { display: block; font-size: 14px; }
.side-bottom p, .sidebar-disclaimer { font-size: 12px; color: var(--ij-text-muted); }
.side-bottom p { margin: 8px 0; }
.main-wrap { min-width: 0; }
.topbar { min-height: 84px; padding: 12px 32px; display: flex; align-items: center; gap: 16px; border-bottom: 1px solid var(--ij-border); background: var(--ij-surface); }
.header-brand { display: none; text-decoration: none; align-items: center; gap: 6px; font-size: 16px; font-weight: 750; letter-spacing: -.5px; }
.header-brand .icon { color: var(--ij-gold-text); width: 26px; height: 30px; }
.screen-name { font-size: 14px; font-weight: 600; }
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 16px; }
.theme-control { display: flex; align-items: center; gap: 8px; font-size: 12px; color: var(--ij-text-muted); }
.theme-control select { min-height: 44px; max-width: 120px; border: 1px solid var(--ij-text-muted); border-radius: 10px; background: var(--ij-surface); padding: 8px; color: var(--ij-text); font-size: 16px; }
.points-chip { background: var(--ij-surface-alt); border: 1px solid var(--ij-border); border-radius: 24px; padding: 8px 12px; font-size: 12px; color: var(--ij-gold-text); white-space: nowrap; }
main { width: min(var(--ij-content-max), 100%); margin: 0 auto; padding: 36px 32px 48px; }
.view { display: none; }
.view.active { display: block; }
.home-heading { margin-bottom: 28px; }
.home-heading h1 { font-size: clamp(28px, 3vw, 38px); line-height: 1.18; margin: 12px 0; letter-spacing: -1px; }
.home-heading p { color: var(--ij-text-muted); font-size: 15px; max-width: 530px; margin: 0; }
.home-overview { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.account-card, .journey-card { background: var(--ij-surface); border: 1px solid var(--ij-border); border-radius: 20px; padding: 24px; min-width: 0; }
.account-card { background: linear-gradient(125deg, var(--ij-gold-soft), var(--ij-surface) 75%); }
.card-heading { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.card-heading h2 { font-size: 15px; font-weight: 600; letter-spacing: 0; margin: 0; }
.card-heading > .icon { color: var(--ij-gold-text); }
.account-balance { font-size: clamp(28px, 3vw, 34px); font-weight: 750; letter-spacing: -1px; font-variant-numeric: tabular-nums; margin: 16px 0 8px; }
.sim-badge { display: inline-block; border-radius: 6px; padding: 4px 8px; font-size: 11px; font-weight: 600; background: var(--ij-surface-alt); color: var(--ij-text-muted); }
.account-help { font-size: 13px; color: var(--ij-text-muted); margin: 14px 0 2px; }
.journey-metrics { display: flex; align-items: baseline; gap: 6px; margin: 24px 0 12px; flex-wrap: wrap; }
.journey-metrics strong { font-size: 20px; }
.journey-metrics span { font-size: 12px; color: var(--ij-text-muted); }
.journey-metrics #points-home { margin-left: auto; color: var(--ij-gold-text); }
.journey-card > p { font-size: 13px; color: var(--ij-text-muted); margin: 14px 0 4px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 44px; padding: 12px 18px; border: 1px solid transparent; border-radius: 10px; font-size: 14px; font-weight: 650; text-decoration: none; }
.btn-primary { background: var(--ij-gold); color: var(--ij-on-gold); }
.btn-primary:hover { filter: brightness(1.06); }
.btn-outline { background: transparent; border-color: var(--ij-text-muted); color: var(--ij-text); }
.full { width: 100%; margin-top: 12px; }
.text-link { display: inline-flex; align-items: center; gap: 8px; border: 0; background: none; padding: 8px 0; color: var(--ij-gold-text); text-align: left; font-size: 13px; font-weight: 650; }
.text-link .icon, .feature-card b .icon { width: 18px; height: 18px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin: 32px 0 16px; }
.section-heading h2 { margin: 0 0 6px; }
.section-heading p, .page-intro p { color: var(--ij-text-muted); font-size: 15px; margin: 0; max-width: 720px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.feature-card { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; text-align: left; padding: 24px; background: var(--ij-surface); border: 1px solid var(--ij-border); border-radius: 16px; min-width: 0; }
.feature-card:hover, .lesson-card:hover { border-color: var(--ij-gold-text); }
.feature-symbol { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; background: var(--ij-surface-alt); color: var(--ij-text-muted); margin-bottom: 6px; }
.feature-card strong { font-size: 16px; }
.feature-card span:not(.feature-symbol) { color: var(--ij-text-muted); font-size: 14px; flex: 1; }
.feature-card b { display: flex; align-items: center; gap: 8px; color: var(--ij-gold-text); font-size: 13px; margin-top: 8px; }
.callout { display: flex; align-items: flex-start; gap: 12px; padding: 18px 20px; background: var(--ij-surface-alt); border-radius: 14px; margin-top: 24px; }
.callout > .icon { color: var(--ij-text-muted); margin-top: 2px; }
.callout strong { font-size: 14px; }
.callout p { font-size: 13px; color: var(--ij-text-muted); margin: 4px 0 0; }
/* Existing screens retain their layout and behavior with shared theme tokens. */
.page-intro { padding: 8px 0 28px; }
.page-intro h1 { margin: 8px 0 12px; }
.muted { color: var(--ij-text-muted); }
.stat-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; margin: 0 0 20px; }
.stat-card { display: flex; align-items: center; gap: 12px; background: var(--ij-surface); border: 1px solid var(--ij-border); border-radius: 14px; padding: 18px; min-width: 0; }
.stat-icon { display: grid; place-items: center; width: 42px; height: 42px; flex: 0 0 42px; background: var(--ij-surface-alt); color: var(--ij-text-muted); border-radius: 12px; font-size: 22px; }
.stat-card strong, .stat-card span { display: block; }
.stat-card strong { font-size: 20px; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.stat-card span { color: var(--ij-text-muted); font-size: 12px; }
.learn-status { background: var(--ij-surface); padding: 20px; border: 1px solid var(--ij-border); border-radius: 14px; margin-bottom: 20px; }
.learn-status > div:first-child { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 12px; flex-wrap: wrap; }
.learn-status span { color: var(--ij-text-muted); font-size: 12px; }
.learn-status strong { font-size: 14px; }
.progress-track { height: 7px; border-radius: 20px; overflow: hidden; background: var(--ij-surface-alt); }
.progress-fill { height: 100%; width: 0; background: var(--ij-gold); border-radius: inherit; }
.lesson-grid, .two-column { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; }
.lesson-card { display: flex; flex-direction: column; gap: 14px; background: var(--ij-surface); border: 1px solid var(--ij-border); border-radius: 16px; padding: 24px; }
.lesson-top { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; }
.lesson-number { font-size: 12px; font-weight: 650; color: var(--ij-gold-text); }
.tag { font-size: 11px; font-weight: 650; background: var(--ij-gold-soft); color: var(--ij-gold-text); padding: 6px 10px; border-radius: 20px; }
.lesson-card h3 { font-size: 20px; line-height: 1.3; margin: 0; }
.lesson-card p { color: var(--ij-text-muted); font-size: 14px; margin: 0; flex: 1; }
.lesson-card .btn { align-self: start; }
.panel { background: var(--ij-surface); border: 1px solid var(--ij-border); border-radius: 16px; padding: 24px; min-width: 0; }
.panel h2 { font-size: 20px; margin: 0 0 20px; }
.panel p { color: var(--ij-text-muted); font-size: 14px; }
.sim-layout, .portfolio-layout, .community-layout { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr); gap: 20px; align-items: start; }
.input-panel label { display: block; margin: 16px 0 6px; font-size: 14px; font-weight: 600; }
.input-panel input, .input-panel select, .input-panel textarea { width: 100%; min-height: 44px; border: 1px solid var(--ij-text-muted); background: var(--ij-surface-alt); color: var(--ij-text); border-radius: 10px; padding: 12px; font-size: 16px; }
input::placeholder, textarea::placeholder { color: var(--ij-text-muted); opacity: 1; }
.input-panel textarea { resize: vertical; }
.input-panel small { display: block; font-size: 12px; color: var(--ij-text-muted); margin-top: 12px; }
.result-amount { font-size: clamp(28px, 3vw, 34px); font-weight: 750; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; margin-top: 12px; }
.result-help { font-size: 13px; color: var(--ij-text-muted); }
.chart { height: 190px; margin: 16px 0; }
.chart svg { width: 100%; height: 100%; display: block; }
.result-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; border-top: 1px solid var(--ij-border); padding-top: 16px; }
.result-stats small, .result-stats strong { display: block; }
.result-stats small { font-size: 12px; color: var(--ij-text-muted); }
.result-stats strong { font-size: 17px; overflow-wrap: anywhere; }
.warning-note { border-left: 3px solid var(--ij-warning); padding: 12px; color: var(--ij-warning) !important; background: var(--ij-surface-alt); font-size: 12px !important; border-radius: 6px; }
.position { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--ij-border); }
.position > div { min-width: 0; overflow-wrap: anywhere; }
.position strong, .position small { display: block; }
.position small { color: var(--ij-text-muted); font-size: 12px; }
.position-right { text-align: right; }
.delete-button { color: var(--ij-danger); background: var(--ij-surface-alt); border: 1px solid var(--ij-danger); border-radius: 8px; padding: 8px 12px; margin-top: 8px; font-size: 13px; }
.empty { text-align: center; padding: 24px 0; color: var(--ij-text-muted); }
.notice { display: flex; flex-direction: column; gap: 6px; padding: 18px; border: 1px solid var(--ij-border); background: var(--ij-surface-alt); border-radius: 14px; margin-bottom: 20px; }
.notice strong { font-size: 14px; }
.notice span { font-size: 13px; color: var(--ij-text-muted); }
#post-list { display: grid; gap: 16px; }
.post { background: var(--ij-surface); border: 1px solid var(--ij-border); border-radius: 16px; padding: 20px; }
.post-head { display: flex; gap: 10px; align-items: center; }
.avatar { display: grid; place-items: center; width: 40px; height: 40px; flex-shrink: 0; border-radius: 50%; background: var(--ij-surface-alt); color: var(--ij-text-muted); font-weight: 650; }
.post-name { font-size: 14px; font-weight: 650; overflow-wrap: anywhere; }
.post-type { font-size: 12px; color: var(--ij-text-muted); }
.post p { color: var(--ij-text-muted); font-size: 14px; white-space: pre-wrap; overflow-wrap: anywhere; margin: 12px 0 0; }
.reward-hero { display: flex; gap: 20px; align-items: center; background: var(--ij-gold-soft); padding: 24px; border-radius: 20px; margin-bottom: 20px; }
.reward-icon { font-size: 36px; color: var(--ij-gold-text); }
.reward-hero strong { display: block; font-size: 32px; }
.reward-hero small, .reward-hero p { color: var(--ij-text-muted); font-size: 13px; }
.reward-hero p { margin: 4px 0 0; }
dialog { border: 1px solid var(--ij-border); border-radius: 24px; background: var(--ij-surface); color: var(--ij-text); box-shadow: var(--ij-shadow); width: min(560px, calc(100% - 32px)); padding: 24px; max-height: 86vh; max-height: 86dvh; overflow-y: auto; }
dialog::backdrop { background: rgb(0 0 0 / 55%); }
.dialog-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.close-button { width: 44px; height: 44px; background: var(--ij-surface-alt); border: 0; border-radius: 50%; font-size: 26px; }
dialog h2 { font-size: 26px; }
.lesson-body p { font-size: 15px; color: var(--ij-text-muted); }
.quiz-box { background: var(--ij-surface-alt); border-radius: 14px; padding: 18px; }
.quiz-box strong { font-size: 15px; }
.quiz-options { display: grid; gap: 10px; margin-top: 16px; }
.quiz-option { text-align: left; background: var(--ij-surface); border: 1px solid var(--ij-text-muted); border-radius: 10px; padding: 12px; font-size: 14px; }
.quiz-option:hover:not(:disabled) { border-color: var(--ij-gold-text); }
.quiz-box p { font-size: 14px; color: var(--ij-text); }
.site-footer { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding: 24px 32px; color: var(--ij-text-muted); border-top: 1px solid var(--ij-border); font-size: 12px; }
.mobile-nav { display: none; }
#toast { position: fixed; z-index: 200; bottom: 24px; left: 50%; transform: translateX(-50%); opacity: 0; pointer-events: none; background: var(--ij-text); color: var(--ij-bg); padding: 14px 20px; border-radius: 12px; max-width: calc(100vw - 32px); text-align: center; font-size: 14px; }
#toast.visible { opacity: 1; }
@media (max-width: 1023px) {
  .app-shell { display: block; }
  .sidebar { display: none; }
  .topbar { padding: calc(12px + env(safe-area-inset-top)) max(24px, env(safe-area-inset-right)) 12px max(24px, env(safe-area-inset-left)); min-height: 76px; }
  .header-brand { display: flex; }
  .screen-name { display: none; }
  main { padding: 28px max(24px, env(safe-area-inset-right)) 36px max(24px, env(safe-area-inset-left)); }
  .site-footer { padding: 24px 24px calc(100px + env(safe-area-inset-bottom)); }
  .mobile-nav { position: fixed; bottom: 0; left: 0; right: 0; z-index: 100; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); background: var(--ij-surface); border-top: 1px solid var(--ij-border); padding: 8px max(4px, env(safe-area-inset-right)) calc(8px + env(safe-area-inset-bottom)) max(4px, env(safe-area-inset-left)); }
  .mobile-link { display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 4px; min-width: 0; min-height: 48px; background: none; border: 0; border-radius: 8px; padding: 4px 0; color: var(--ij-text-muted); font-size: 11px; }
  .mobile-link.active { color: var(--ij-gold-text); background: var(--ij-gold-soft); font-weight: 700; }
  #toast { bottom: calc(88px + env(safe-area-inset-bottom)); }
}
@media (max-width: 767px) {
  main { padding: 24px max(16px, env(safe-area-inset-right)) 32px max(16px, env(safe-area-inset-left)); }
  .topbar { padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); gap: 8px; }
  .topbar-right { gap: 8px; }
  .theme-control { flex-direction: column; gap: 2px; align-items: flex-start; font-size: 11px; }
  .theme-control select { min-height: 44px; padding: 6px; width: 100px; }
  .points-chip { display: none; }
  .home-heading { margin-bottom: 24px; }
  .home-heading h1 { font-size: 28px; }
  .home-heading p { font-size: 15px; }
  .home-overview, .feature-grid, .lesson-grid, .two-column, .sim-layout, .portfolio-layout, .community-layout, .stat-grid { grid-template-columns: 1fr; }
  .home-overview { gap: 16px; }
  .account-card, .journey-card, .panel, .lesson-card { padding: 20px; }
  .account-balance { margin-top: 12px; }
  .section-heading { margin-top: 28px; }
  .feature-card { padding: 20px; }
  .journey-metrics { margin-top: 20px; }
  .callout { padding: 16px; }
  .site-footer { padding-left: 16px; padding-right: 16px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
}