/* =============================================================================
   Design tokens
   ============================================================================= */

:root {
    /* Colors — base palette */
    --color-background: #ffffff;
    --color-card:       #f9f6ed;
    --color-text:       #1e1b17;
    --color-muted:      #7a6f60;
    --color-accent:     #E07A5F;

    /* Colors — category accents (constant across light/dark) */
    --color-rhythm:           #E07A5F;
    --color-rhythm-text:      #b85a40;
    --color-intimacy:         #C47ACE;
    --color-intimacy-text:    #9560a0;
    --color-future:           #F2CC8F;
    --color-future-text:      #a07a30;
    --color-agree:            #81B29A;
    --color-disagree:         #B89A8A;
    --color-error:            #B85A40;

    /* Hardcoded dark used on light/colored surfaces (avatar dots, pill text in
       dark mode etc.) — does not flip with theme. */
    --color-on-light:         #1e1b17;

    /* Avatar circle backgrounds (constant across themes) */
    --color-avatar-1:         #C8A57E;
    --color-avatar-2:         #7AA8B8;
    --color-avatar-3:         #C57A8E;
    --color-avatar-4:         #9CB890;

    /* Shadows + overlays */
    --shadow-card-stack:      0 32px 60px -16px rgb(0 0 0 / 0.20);
    --shadow-modal:           0 32px 60px -16px rgb(0 0 0 / 0.35);
    --color-overlay-dim:      rgb(0 0 0 / 0.5);

    /* Typography families */
    --font-family-serif: ui-serif, "New York", Georgia, "Times New Roman", serif;
    --font-family-sans:  -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, sans-serif;

    /* Font sizes */
    --font-size-tiny:      10px;
    --font-size-small:     11px;
    --font-size-caption:   13px;
    --font-size-body:      14px;
    --font-size-default:   17px;
    --font-size-medium:    18px;
    --font-size-statement: 22px;
    --font-size-heading:   26px;
    --font-size-display:   52px;

    /* Spacing */
    --spacing-tiny:   4px;
    --spacing-small:  8px;
    --spacing-12:     12px;
    --spacing-16:     16px;
    --spacing-20:     20px;
    --spacing-24:     24px;
    --spacing-28:     28px;
    --spacing-32:     32px;
    --spacing-36:     36px;
    --spacing-40:     40px;
    --spacing-48:     48px;
    --spacing-56:     56px;
    --spacing-64:     64px;
    --spacing-96:     96px;

    /* Border radii */
    --radius-small:      8px;
    --radius-medium:     12px;
    --radius-large:      14px;
    --radius-card:       24px;
    --radius-card-stack: 36px;
    --radius-pill:       999px;

    /* Transitions */
    --transition-quick:   0.15s ease;
    --transition-normal:  0.32s ease;
    --transition-smooth:  0.45s cubic-bezier(.2, .8, .2, 1);
}

@media (prefers-color-scheme: dark) {
    :root {
        --color-background:    #1e1b17;
        --color-card:          #2a2623;
        --color-text:          #f5e9d0;
        --color-muted:         #9e9689;
        --color-accent:        #F2CC8F;

        /* Pill text gets brighter on dark surfaces */
        --color-rhythm-text:   #e8a08a;
        --color-intimacy-text: #d4a4dc;
        --color-future-text:   #f2cc8f;
    }
}

/* =============================================================================
   Reset
   ============================================================================= */

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--color-background); }

body {
    min-height: 100dvh;
    color: var(--color-text);
    font-family: var(--font-family-sans);
    font-size: var(--font-size-default);
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

/* =============================================================================
   Background orbs (soft color wash behind everything)
   ============================================================================= */

.background-orbs {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
    pointer-events: none;
}
.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
}
.orb-green {
    width: 58vw; height: 58vw;
    bottom: -10vw; left: -18vw;
    background: var(--color-agree);
    opacity: 0.45;
}
.orb-purple {
    width: 42vw; height: 42vw;
    top: 35%; left: 60%;
    background: var(--color-intimacy);
    opacity: 0.28;
}

/* =============================================================================
   Page shell — main container, brand, banner, hero, footer
   ============================================================================= */

main {
    position: relative;
    z-index: 1;
    max-width: 820px;
    margin: 0 auto;
    padding: var(--spacing-56) var(--spacing-24) var(--spacing-96);
}
@media (max-width: 800px) {
    main { padding: var(--spacing-24); }
}

.brand {
    font-family: var(--font-family-serif);
    font-weight: 700;
    font-size: var(--font-size-statement);
    letter-spacing: -0.01em;
}

.banner {
    margin: var(--spacing-24) 0 0;
    padding: var(--spacing-12) var(--spacing-16);
    background: color-mix(in oklab, var(--color-accent) 18%, transparent);
    color: var(--color-text);
    border-radius: var(--radius-medium);
    font-size: var(--font-size-body);
    font-weight: 500;
}

.hero {
    margin: var(--spacing-64) 0 var(--spacing-56);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-48);
    align-items: center;
}
@media (min-width: 800px) {
    .hero { grid-template-columns: 1fr auto; gap: var(--spacing-64); }
}
@media (max-width: 800px) {
    .hero { margin-bottom: var(--spacing-20); }
}

.hero h1 {
    font-family: var(--font-family-serif);
    font-weight: 700;
    font-size: var(--font-size-display);
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin: 0 0 var(--spacing-20);
    max-width: 380px;
}
.hero p {
    font-size: var(--font-size-medium);
    color: var(--color-muted);
    margin: 0 0 var(--spacing-28);
}

.cta {
    display: inline-block;
    padding: var(--spacing-12) var(--spacing-24);
    background: var(--color-accent);
    color: var(--color-background);
    text-decoration: none;
    border: 0;
    border-radius: var(--radius-large);
    font-family: var(--font-family-sans);
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
}
.cta:hover { filter: brightness(0.96); }

footer {
    margin: var(--spacing-96) 0 0;
    color: var(--color-muted);
    font-size: var(--font-size-caption);
    display: flex;
    justify-content: space-between;
    align-items: baseline;
}
@media (max-width: 800px) {
    footer { margin-top: var(--spacing-24); }
}
footer a       { color: var(--color-muted); text-decoration: none; }
footer a:hover { color: var(--color-text); }