/* ==========================================================
   Страница информации о разработчике
   ========================================================== */

:root[data-theme="dark"] {
    --developer-card: #121b2b;
    --developer-soft: #19263a;
    --developer-hero-start: #142238;
    --developer-hero-end: #0d1421;
    --developer-border: rgba(148, 163, 184, 0.18);
    --developer-text: #edf4ff;
    --developer-muted: #aab9cd;
    --developer-accent: #8abaff;
    --developer-accent-bg: rgba(79, 140, 255, 0.14);
    --developer-shadow: rgba(0, 0, 0, 0.16);
}

:root[data-theme="light"] {
    --developer-card: #ffffff;
    --developer-soft: #eef4fb;
    --developer-hero-start: #ffffff;
    --developer-hero-end: #eaf2fc;
    --developer-border: rgba(15, 23, 42, 0.14);
    --developer-text: #172033;
    --developer-muted: #5a6980;
    --developer-accent: #2465bf;
    --developer-accent-bg: rgba(37, 99, 235, 0.10);
    --developer-shadow: rgba(15, 23, 42, 0.10);
}

.developer-hero {
    position: relative;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;

    margin: 0 0 24px;
    padding: 30px 34px;

    overflow: hidden;

    background:
        radial-gradient(
            circle at 88% 15%,
            var(--developer-accent-bg),
            transparent 45%
        ),
        linear-gradient(
            135deg,
            var(--developer-hero-start),
            var(--developer-hero-end)
        );

    border: 1px solid var(--developer-border);
    border-radius: 18px;

    box-shadow: 0 12px 30px var(--developer-shadow);
}

.developer-hero h1,
.developer-card h2,
.developer-card h3 {
    color: var(--developer-text);
}

.developer-hero h1 {
    margin: 0;

    font-size: clamp(28px, 3vw, 38px);
    line-height: 1.15;
}

.developer-hero p:not(.eyebrow) {
    max-width: 720px;
    margin: 12px 0 0;

    color: var(--developer-muted);

    line-height: 1.65;
}

.developer-hero-symbol {
    display: grid;
    flex: 0 0 auto;
    place-items: center;

    width: 78px;
    height: 78px;

    color: var(--developer-accent);
    background: var(--developer-accent-bg);
    border: 1px solid var(--developer-border);
    border-radius: 18px;

    font-size: 25px;
    font-weight: 800;
}

.developer-page-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(270px, 0.32fr);
    gap: 18px;
}

.developer-main,
.developer-sidebar {
    display: grid;
    gap: 18px;

    align-content: start;
}

.developer-card {
    padding: 26px;

    color: var(--developer-muted);
    background: var(--developer-card);
    border: 1px solid var(--developer-border);
    border-radius: 18px;

    box-shadow: 0 10px 26px var(--developer-shadow);
}

.developer-card p {
    line-height: 1.7;
}

.developer-card-header,
.developer-section-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;

    margin-bottom: 18px;
}

.developer-card h2 {
    margin: 0;

    font-size: 24px;
    line-height: 1.2;
}

.developer-card h3 {
    margin: 0 0 7px;

    font-size: 15px;
}

.developer-lead {
    margin: 0;

    color: var(--developer-muted);

    font-size: 16px;
}

.developer-version-badge {
    display: inline-flex;
    flex: 0 0 auto;
    align-items: center;

    min-height: 30px;
    padding: 5px 10px;

    color: var(--developer-accent);
    background: var(--developer-accent-bg);
    border: 1px solid var(--developer-border);
    border-radius: 999px;

    font-size: 12px;
    font-weight: 800;
}

.developer-specifications,
.developer-sidebar-data {
    display: grid;
    gap: 0;

    margin: 22px 0 0;
}

.developer-specifications > div,
.developer-sidebar-data > div {
    display: flex;
    justify-content: space-between;
    gap: 18px;

    padding: 12px 0;

    border-bottom: 1px solid var(--developer-border);
}

.developer-specifications > div:last-child,
.developer-sidebar-data > div:last-child {
    border-bottom: 0;
}

.developer-specifications dt,
.developer-sidebar-data dt {
    color: var(--developer-muted);

    font-size: 13px;
}

.developer-specifications dd,
.developer-sidebar-data dd {
    margin: 0;

    color: var(--developer-text);

    font-size: 13px;
    font-weight: 700;
    text-align: right;
}

.developer-sidebar-data a {
    color: var(--developer-accent);
    text-decoration: none;
}

.developer-section-icon,
.developer-feature-icon {
    display: grid;
    flex: 0 0 auto;
    place-items: center;

    color: var(--developer-accent);
    background: var(--developer-accent-bg);
    border: 1px solid var(--developer-border);
}

.developer-section-icon {
    width: 42px;
    height: 42px;

    border-radius: 11px;

    font-size: 18px;
}

.developer-section-heading {
    justify-content: flex-start;
}

.developer-feature-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;

    margin-top: 20px;
}

.developer-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;

    padding: 15px;

    background: var(--developer-soft);
    border: 1px solid var(--developer-border);
    border-radius: 13px;
}

.developer-feature-icon {
    width: 32px;
    height: 32px;

    border-radius: 9px;
}

.developer-feature p {
    margin: 0;

    font-size: 13px;
    line-height: 1.6;
}

.developer-ai-note {
    display: flex;
    align-items: flex-start;
    gap: 11px;

    margin-top: 20px;
    padding: 14px;

    color: var(--developer-text);
    background: var(--developer-accent-bg);
    border: 1px solid var(--developer-border);
    border-radius: 12px;
}

.developer-ai-note p {
    margin: 0;

    font-size: 13px;
}

.developer-ai-note span {
    color: var(--developer-accent);
}

.developer-author {
    display: flex;
    align-items: center;
    gap: 12px;

    margin-top: 17px;
}

.developer-author-avatar {
    display: grid;
    flex: 0 0 auto;
    place-items: center;

    width: 42px;
    height: 42px;

    color: var(--developer-accent);
    background: var(--developer-accent-bg);
    border: 1px solid var(--developer-border);
    border-radius: 12px;

    font-weight: 800;
}

.developer-author strong,
.developer-author span,
.developer-author small {
    display: block;
}

.developer-author strong {
    color: var(--developer-text);

    font-size: 14px;
}

.developer-author span,
.developer-author small {
    margin-top: 2px;

    color: var(--developer-muted);

    font-size: 12px;
}

.developer-copyright-card {
    padding: 21px;

    color: var(--developer-muted);
    background: var(--developer-soft);
    border: 1px solid var(--developer-border);
    border-radius: 16px;

    text-align: center;
}

.developer-copyright-card p {
    margin: 9px 0 6px;

    color: var(--developer-text);

    font-size: 13px;
    font-weight: 700;
}

.developer-copyright-card small {
    font-size: 12px;
    line-height: 1.55;
}

.developer-copyright-symbol {
    color: var(--developer-accent);

    font-size: 26px;
}

@media (max-width: 950px) {
    .developer-page-grid {
        grid-template-columns: 1fr;
    }

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

    .developer-copyright-card {
        grid-column: 1 / -1;
    }
}

@media (max-width: 650px) {
    .developer-hero,
    .developer-card {
        padding: 21px 20px;
        border-radius: 14px;
    }

    .developer-hero {
        align-items: flex-start;
    }

    .developer-hero-symbol {
        width: 55px;
        height: 55px;

        border-radius: 14px;

        font-size: 18px;
    }

    .developer-feature-grid,
    .developer-sidebar {
        grid-template-columns: 1fr;
    }

    .developer-specifications > div,
    .developer-sidebar-data > div {
        align-items: flex-start;
        flex-direction: column;
        gap: 4px;
    }

    .developer-specifications dd,
    .developer-sidebar-data dd {
        text-align: left;
    }
}