/**
 * REI Dynamic Page — Layout C: Social
 *
 * "Харесано от..." badges, social-proof elements, prominent share
 * buttons and rating display.
 * For: mountain_escape, vacation_host.
 *
 * @package Real_Estate_Individual
 */

/* ─── φ Design tokens ─────────────────────────────────────────────────── */
.rei-dyn-page[data-rei-layout="C"] {
    --rei-gap: calc(1rem * 0.618);
    --rei-section-padding: calc(1rem * 1.618);
    --rei-border-radius: calc(1rem / 1.618);
    --rei-card-width: calc(100% / 1.618);
    --rei-font-scale: 1.618;
    --rei-transition-duration: 1.618s;
    --rei-ease: cubic-bezier(0.618, 0, 0.382, 1);
    --maturity: 0;
    --rei-spiral-turns: calc(var(--maturity) / 100 * 8);
    --rei-dyn-primary: #D4AF37;
    --rei-dyn-secondary: #9C7A2D;
    --rei-dyn-accent: #D4AF37;
    --rei-dyn-bg: #f8faf8;
    --rei-dyn-text: #2c2c2c;
    --rei-dyn-muted: #8a8a8a;
    --rei-dyn-surface: #ffffff;

    position: relative;
    background: var(--rei-dyn-bg);
    color: var(--rei-dyn-text);
    font-size: 16px;
    line-height: 1.618;
    padding: var(--rei-section-padding) 0;
    transition: background-color var(--rei-transition-duration) var(--rei-ease),
                color var(--rei-transition-duration) var(--rei-ease);
}

/* ─── Hero ────────────────────────────────────────────────────────────── */
.rei-dyn-page[data-rei-layout="C"] .rei-dyn-hero {
    display: grid;
    grid-template-columns: repeat(13, 1fr);
    gap: var(--rei-gap);
    align-items: center;
    padding: var(--rei-section-padding) 0;
    border-bottom: 1px solid color-mix(in srgb, var(--rei-dyn-primary) 20%, transparent);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-hero-inner {
    grid-column: 1 / 9;
    position: relative;
    z-index: 1;
    /* The hero column is the query container for the title scale below. */
    container-type: inline-size;
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-hero-eyebrow {
    font-size: calc(16px / 1.618);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--rei-dyn-primary);
    margin: 0 0 var(--rei-gap);
    transition: color var(--rei-transition-duration) var(--rei-ease);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-hero-title {
    /* The title owns its scale: 8% of the hero column, capped at 3.618rem
       and floored at 1.618rem. The vw line is the fallback for browsers
       without container query units. */
    font-size: clamp(1.618rem, 4.5vw, 3.618rem);
    font-size: clamp(1.618rem, 8cqw, 3.618rem);
    line-height: 1.1618;
    font-weight: 700;
    margin: 0 0 var(--rei-gap);
    color: var(--rei-dyn-text);
    transition: opacity var(--rei-transition-duration) var(--rei-ease),
                transform var(--rei-transition-duration) var(--rei-ease),
                color var(--rei-transition-duration) var(--rei-ease);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-hero-title.rei-dyn-hero-swap {
    opacity: 0;
    transform: translateY(calc(var(--rei-gap) * 0.618));
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-hero-subtitle {
    font-size: calc(16px * 1.618 / 1.618);
    color: var(--rei-dyn-muted);
    margin: 0;
}

/* Transparency line — why this page is personalized. Quiet on purpose:
   it explains the content, it does not compete with it. */
.rei-dyn-page[data-rei-layout="C"] .rei-dyn-hero-why {
    margin: calc(var(--rei-gap) * 0.618) 0 0;
    padding-left: calc(var(--rei-gap) * 0.618);
    border-left: 2px solid color-mix(in srgb, var(--rei-personal-color, var(--rei-dyn-primary)) 61.8%, transparent);
    font-size: calc(16px / 1.618);
    line-height: 1.618;
    color: var(--rei-dyn-muted);
}

/* The shell is always rendered so the poller can fill it; while it is empty
   it must not reserve its gap above the CTA (`:empty` matches only a node
   with no children and no whitespace). */
.rei-dyn-page[data-rei-layout="C"] .rei-dyn-hero-why:empty {
    display: none;
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-hero-spiral {
    grid-column: 10 / 14;
    justify-self: end;
    opacity: 0.618;
    transform: rotate(calc(var(--rei-spiral-turns) * 22.5deg));
    transition: transform var(--rei-transition-duration) var(--rei-ease),
                opacity var(--rei-transition-duration) var(--rei-ease);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-hero-spiral svg {
    display: block;
    max-width: 100%;
    height: auto;
}

/* ─── Content stream ─────────────────────────────────────────────────── */
.rei-dyn-page[data-rei-layout="C"] .rei-dyn-stream {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--rei-section-padding);
    padding-top: var(--rei-section-padding);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-block {
    order: 0;
    background: var(--rei-dyn-surface);
    border-radius: var(--rei-border-radius);
    padding: var(--rei-section-padding);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    opacity: 1;
    transform: translateY(0);
    transition: opacity calc(var(--rei-transition-duration) * 0.382) var(--rei-ease),
                transform calc(var(--rei-transition-duration) * 0.382) var(--rei-ease),
                background-color var(--rei-transition-duration) var(--rei-ease),
                box-shadow var(--rei-transition-duration) var(--rei-ease);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-stream-anim .rei-dyn-block {
    animation: rei-dyn-swap-c var(--rei-transition-duration) var(--rei-ease);
}

@keyframes rei-dyn-swap-c {
    0% {
        opacity: 0;
        transform: translateY(calc(var(--rei-gap) * 0.618));
    }
    100% {
        opacity: 1;
        transform: none;
    }
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-block-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--rei-gap);
    margin-bottom: var(--rei-gap);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-block-title {
    font-size: calc(1rem * 1.618);
    font-weight: 700;
    margin: 0;
    color: var(--rei-dyn-text);
    transition: color var(--rei-transition-duration) var(--rei-ease);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-block-title::after {
    content: '';
    display: block;
    width: 61.8%;
    height: 3px;
    background: var(--rei-dyn-primary);
    margin-top: calc(var(--rei-gap) * 0.5);
    border-radius: 2px;
    transition: background-color var(--rei-transition-duration) var(--rei-ease);
}

/* Neutralize the existing v1 section wrappers inside blocks */
.rei-dyn-page[data-rei-layout="C"] .rei-dyn-block > .rei-section {
    padding: 0;
    min-height: 0;
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-block > .rei-section .rei-container {
    max-width: 100%;
    padding: 0;
}

/* ─── Social listing (similar section) ───────────────────────────────── */
.rei-dyn-page[data-rei-layout="C"] .rei-dyn-social-listing {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--rei-gap);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-social-item {
    display: flex;
    flex-direction: column;
}

.rei-dyn-page[data-rei-layout="C"] .rei-card {
    flex: 1;
    background: var(--rei-dyn-surface);
    border-radius: var(--rei-border-radius);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    transition: transform var(--rei-transition-duration) var(--rei-ease),
                box-shadow var(--rei-transition-duration) var(--rei-ease),
                background-color var(--rei-transition-duration) var(--rei-ease);
}

.rei-dyn-page[data-rei-layout="C"] .rei-card:hover {
    transform: scale(var(--rei-hover-scale, 1.0618));
    box-shadow: 0 13px 34px rgba(0, 0, 0, 0.13);
}

.rei-dyn-page[data-rei-layout="C"] .rei-card-image img {
    width: 100%;
    aspect-ratio: 1.618;
    object-fit: cover;
    display: block;
    transition: transform var(--rei-transition-duration) var(--rei-ease);
}

.rei-dyn-page[data-rei-layout="C"] .rei-card:hover .rei-card-image img {
    transform: scale(1.0618);
}

.rei-dyn-page[data-rei-layout="C"] .rei-card-body {
    padding: var(--rei-gap);
}

.rei-dyn-page[data-rei-layout="C"] .rei-card-title {
    font-size: calc(1rem * 1.618 / 1.618);
    font-weight: 600;
    margin: 0 0 calc(var(--rei-gap) * 0.382);
}

.rei-dyn-page[data-rei-layout="C"] .rei-card-location {
    font-size: calc(16px / 1.618);
    color: var(--rei-dyn-muted);
    margin: 0 0 var(--rei-gap);
}

.rei-dyn-page[data-rei-layout="C"] .rei-card-price {
    font-size: calc(1rem * 1.618);
    font-weight: 700;
    color: var(--rei-dyn-primary);
    transition: color var(--rei-transition-duration) var(--rei-ease);
}

.rei-dyn-page[data-rei-layout="C"] .rei-card-meta span {
    font-size: calc(16px / 1.618);
    color: var(--rei-dyn-muted);
}

/* ─── Social-proof badges & share ────────────────────────────────────── */
.rei-dyn-page[data-rei-layout="C"] .rei-dyn-social {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: calc(var(--rei-gap) * 0.5);
    margin-top: var(--rei-gap);
    padding: calc(var(--rei-gap) * 0.618);
    border-top: 1px solid rgba(0, 0, 0, 0.07);
    background: var(--rei-dyn-surface);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-badge {
    display: inline-flex;
    align-items: center;
    font-size: calc(16px / 1.618);
    color: var(--rei-dyn-muted);
    background: rgba(0, 0, 0, 0.04);
    border-radius: var(--rei-border-radius);
    padding: calc(var(--rei-gap) * 0.382) var(--rei-gap);
    transition: color var(--rei-transition-duration) var(--rei-ease),
                background-color var(--rei-transition-duration) var(--rei-ease);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-badge-liked {
    color: var(--rei-dyn-primary);
    border: 1px solid color-mix(in srgb, var(--rei-dyn-primary) 40%, transparent);
    background: color-mix(in srgb, var(--rei-dyn-primary) 8%, transparent);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-rating {
    display: inline-flex;
    align-items: center;
    gap: calc(var(--rei-gap) * 0.382);
    font-size: calc(16px / 1.618);
    color: var(--rei-dyn-muted);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-stars {
    background: linear-gradient(90deg,
        var(--rei-dyn-primary) 0%,
        var(--rei-dyn-primary) var(--rei-stars-fill, 0%),
        rgba(0, 0, 0, 0.12) var(--rei-stars-fill, 0%),
        rgba(0, 0, 0, 0.12) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    letter-spacing: 0.08em;
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-rating-value {
    font-variant-numeric: tabular-nums;
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-share {
    margin-left: auto;
    display: inline-flex;
    gap: calc(var(--rei-gap) * 0.382);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-share-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--rei-gap) * 0.382) var(--rei-gap);
    border: 1px solid var(--rei-dyn-primary);
    border-radius: var(--rei-border-radius);
    background: var(--rei-dyn-primary);
    color: #ffffff;
    font-size: calc(16px / 1.618);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: background-color var(--rei-transition-duration) var(--rei-ease),
                color var(--rei-transition-duration) var(--rei-ease),
                border-color var(--rei-transition-duration) var(--rei-ease);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-share-link:hover {
    background: var(--rei-dyn-secondary);
    border-color: var(--rei-dyn-secondary);
    color: #ffffff;
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-share-copy {
    background: var(--rei-dyn-surface);
    color: var(--rei-dyn-primary);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-share-copy:hover {
    background: var(--rei-dyn-surface);
    color: var(--rei-dyn-secondary);
    border-color: var(--rei-dyn-secondary);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-share-copied {
    background: var(--rei-dyn-secondary);
    border-color: var(--rei-dyn-secondary);
    color: #ffffff;
}

/* ─── Criteria chips & bars ──────────────────────────────────────────── */
.rei-dyn-page[data-rei-layout="C"] .rei-dyn-criteria-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--rei-gap);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-chip {
    display: inline-flex;
    align-items: center;
    padding: calc(var(--rei-gap) * 0.618) var(--rei-gap);
    border: 1px solid var(--rei-dyn-primary);
    border-radius: var(--rei-border-radius);
    background: var(--rei-dyn-surface);
    font-size: calc(16px / 1.618);
    color: var(--rei-dyn-text);
    transition: background-color var(--rei-transition-duration) var(--rei-ease),
                color var(--rei-transition-duration) var(--rei-ease),
                border-color var(--rei-transition-duration) var(--rei-ease);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-bars {
    display: none;
}

/* ─── Editorial (layout D feature; hidden here) ──────────────────────── */
.rei-dyn-page[data-rei-layout="C"] .rei-dyn-editorial {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(38.2%, 1fr));
    gap: var(--rei-gap);
}

.rei-dyn-page[data-rei-layout="C"] .rei-dyn-inline-strip {
    display: none;
}

/* ─── Starter grid ───────────────────────────────────────────────────── */
.rei-dyn-page[data-rei-layout="C"] .rei-dyn-start-grid {
    grid-template-columns: repeat(auto-fit, minmax(23.6%, 1fr));
}

/* ─── Responsive ─────────────────────────────────────────────────────── */
@media (max-width: 900px) {
    .rei-dyn-page[data-rei-layout="C"] .rei-dyn-hero {
        grid-template-columns: 1fr;
    }
    .rei-dyn-page[data-rei-layout="C"] .rei-dyn-hero-inner {
        grid-column: 1;
    }
    .rei-dyn-page[data-rei-layout="C"] .rei-dyn-hero-spiral {
        grid-column: 1;
        justify-self: start;
    }
    .rei-dyn-page[data-rei-layout="C"] .rei-dyn-social-listing {
        grid-template-columns: 1fr;
    }
    .rei-dyn-page[data-rei-layout="C"] .rei-dyn-share {
        margin-left: 0;
    }
}

@media (max-width: 560px) {
    .rei-dyn-page[data-rei-layout="C"] .rei-dyn-hero-title {
        font-size: clamp(1.618rem, 7vw, 2.618rem);
    }
    .rei-dyn-page[data-rei-layout="C"] .rei-dyn-start-grid {
        grid-template-columns: 1fr;
    }
    .rei-dyn-page[data-rei-layout="C"] .rei-dyn-editorial {
        grid-template-columns: 1fr;
    }
}