:root {
  --tc-bg: #F5F8F9;
  --tc-surface: #FFFFFF;
  --tc-surface-secondary: #EAF1F3;
  --tc-ocean: #557C89;
  --tc-ocean-dark: #355A67;
  --tc-ocean-hover: #456B77;
  --tc-sea-glass: #AFC8CC;
  --tc-ocean-pale: #DCE9EC;
  --tc-border: #C8D7DA;
  --tc-divider: #D7E2E4;
  --tc-text: #293A40;
  --tc-text-secondary: #5A6C71;
  --tc-text-on-primary: #FFFFFF;
  --tc-header-bg: #EAF1F3;
  --tc-focus: #AFC8CC;
  --tc-shadow: 0 1px 4px rgba(41, 58, 64, 0.06);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--tc-text);
    background: var(--tc-bg);
}

header {
    background: var(--tc-header-bg);
    padding: 0.85rem 1rem;
    text-align: center;
    color: var(--tc-text);
}

header h1 {
    margin: 0;
    font-size: 1.55rem;
    color: var(--tc-text);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.site-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin: 0;
    font-weight: 650;
    color: var(--tc-ocean-dark);
}

body.page-parable header h1 {
    display: block;
    margin-top: 0.55rem;
    font-size: 1.7rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

body.page-parable .tagline {
    max-width: 28rem;
    margin-left: auto;
    margin-right: auto;
}

.parable-figure {
    margin: 0 0 1rem;
    border-radius: 1rem;
    overflow: hidden;
    border: 1px solid var(--tc-divider);
    box-shadow: var(--tc-shadow);
    background: var(--tc-surface);
}

.parable-figure img {
    display: block;
    width: 100%;
    height: auto;
}

.story {
    background: var(--tc-surface);
    border: 1px solid var(--tc-divider);
    border-radius: 1rem;
    padding: 2rem 1.75rem;
    margin-bottom: 1rem;
    box-shadow: var(--tc-shadow);
}

.story p {
    margin: 0 0 1rem;
}

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

.story .names {
    text-align: center;
    margin: 1.5rem 0;
    line-height: 1.8;
    color: var(--tc-ocean-dark);
    font-weight: 650;
}

.story .beat {
    text-align: center;
    font-style: italic;
    color: var(--tc-text-secondary);
}

.brand-mark {
    width: 44px;
    height: 44px;
}

.tagline {
    margin: 0.2rem 0 0;
    color: var(--tc-text-secondary);
}

.site-version-line {
    margin: 0.15rem 0 0;
    font-size: 0.9rem;
    color: var(--tc-ocean-dark);
}

.site-nav {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin-top: 0.55rem;
}

.site-nav a {
    color: var(--tc-ocean-dark);
    font-weight: 650;
    text-decoration: none;
}

.site-nav a:focus-visible {
    outline: 2px solid var(--tc-focus);
    outline-offset: 3px;
}

.site-nav a[aria-current="page"] {
    text-decoration: underline;
    text-underline-offset: 0.2em;
}

main {
    max-width: 760px;
    margin: 0 auto;
    padding: 2rem 1rem 3rem;
}

.hero,
.card {
    background: var(--tc-surface);
    border: 1px solid var(--tc-divider);
    border-radius: 1rem;
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: var(--tc-shadow);
}

.principle,
.muted {
    color: var(--tc-text-secondary);
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 1rem;
}

.btn {
    display: inline-block;
    padding: 0.7rem 1.1rem;
    border-radius: 0.5rem;
    text-decoration: none;
    border: 1px solid var(--tc-border);
    background: var(--tc-surface-secondary);
    color: var(--tc-ocean-dark);
    font-weight: 650;
}

.btn:hover {
    background: var(--tc-ocean-pale);
}

.btn:focus-visible {
    outline: 2px solid var(--tc-focus);
    outline-offset: 2px;
}

.btn.primary {
    background: var(--tc-ocean);
    border-color: var(--tc-ocean);
    color: var(--tc-text-on-primary);
}

.btn.primary:hover {
    background: var(--tc-ocean-hover);
    border-color: var(--tc-ocean-hover);
}

.conditions {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
}

.conditions article {
    background: var(--tc-surface);
    border: 2px solid var(--tc-border);
    border-radius: 1rem;
    padding: 0.9rem 0.7rem;
    text-align: center;
}

.conditions article strong {
    color: var(--tc-text);
}

.conditions span {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.85rem;
    color: var(--tc-text-secondary);
}

ol,
ul {
    margin: 0.75rem 0 0 1.2rem;
}

ol li,
ul li {
    margin: 0.4rem 0;
}

code {
    background: var(--tc-surface-secondary);
    padding: 0.05rem 0.35rem;
    border-radius: 4px;
}

h2 {
    font-size: 1.15rem;
    color: var(--tc-ocean-dark);
}

body.page-home {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

body.page-home main.home-companion {
    max-width: none;
    width: 100%;
    margin: 0;
    padding: 0;
    flex: 1 1 auto;
}

.tool-frame {
    display: block;
    width: 100%;
    min-height: 28rem;
    border: 0;
    background: transparent;
}

.companion-frame {
    display: block;
    width: 100%;
    height: calc(100vh - 11.5rem);
    min-height: 820px;
    border: 0;
    background: var(--tc-bg);
}

@media (max-width: 640px) {
    .conditions {
        grid-template-columns: repeat(2, 1fr);
    }

    .companion-frame {
        height: calc(100vh - 13rem);
        min-height: 760px;
    }
}