:root {
    color-scheme: dark;
    --bg: #07080d;
    --bg-soft: #10131b;
    --surface: #141823;
    --surface-strong: #1b2130;
    --text: #edf5ff;
    --muted: #9aa8b7;
    --line: rgba(255, 255, 255, 0.12);
    --accent: #42ff8b;
    --accent-2: #35c9ff;
    --accent-3: #ff4f8f;
    --warning: #ff9f43;
    --danger: #ff4d5f;
    --shadow: 0 24px 70px rgba(0, 0, 0, 0.35);
    --radius: 8px;
}

:root[data-accent="green"] { --accent: #42ff8b; --accent-2: #35c9ff; }
:root[data-accent="blue"] { --accent: #35c9ff; --accent-2: #a084ff; }
:root[data-accent="red"] { --accent: #ff4d5f; --accent-2: #ff9f43; }
:root[data-accent="pink"] { --accent: #ff4fbd; --accent-2: #35c9ff; }
:root[data-accent="purple"] { --accent: #a084ff; --accent-2: #42ff8b; }
:root[data-accent="orange"] { --accent: #ff9f43; --accent-2: #ff4d5f; }

:root[data-mode="light"] {
    color-scheme: light;
    --bg: #f7f9fc;
    --bg-soft: #eef3f8;
    --surface: #ffffff;
    --surface-strong: #e8eef6;
    --text: #111827;
    --muted: #5f6d7a;
    --line: rgba(17, 24, 39, 0.13);
    --shadow: 0 20px 60px rgba(58, 75, 95, 0.16);
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
}

body {
    min-height: 100%;
    margin: 0;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: 16px;
    line-height: 1.65;
    color: var(--text);
    background:
        linear-gradient(90deg, rgba(66, 255, 139, 0.05) 1px, transparent 1px),
        linear-gradient(0deg, rgba(53, 201, 255, 0.04) 1px, transparent 1px),
        linear-gradient(180deg, var(--bg), var(--bg-soft));
    background-size: 54px 54px, 54px 54px, auto;
}

a {
    color: inherit;
    text-decoration-color: color-mix(in srgb, var(--accent) 70%, transparent);
    text-underline-offset: 0.18em;
}

a:hover {
    color: var(--accent);
}

button,
input,
textarea {
    font: inherit;
}

button,
input,
textarea {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    color: var(--text);
    background: color-mix(in srgb, var(--surface) 86%, transparent);
}

button {
    min-height: 42px;
    padding: 0.65rem 0.9rem;
    cursor: pointer;
    font-weight: 700;
}

button:hover {
    border-color: color-mix(in srgb, var(--accent) 65%, var(--line));
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
}

input,
textarea {
    width: 100%;
    padding: 0.72rem 0.82rem;
}

textarea {
    resize: vertical;
}

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    display: grid;
    grid-template-columns: minmax(220px, 1fr) auto minmax(180px, 260px) auto;
    gap: 1rem;
    align-items: center;
    padding: 1rem clamp(1rem, 4vw, 3rem);
    border-bottom: 1px solid var(--line);
    background: color-mix(in srgb, var(--bg) 86%, transparent);
    backdrop-filter: blur(18px);
}

.brand {
    display: inline-flex;
    gap: 0.8rem;
    align-items: center;
    min-width: 0;
    text-decoration: none;
}

.brand__mark {
    width: 38px;
    height: 38px;
    flex: 0 0 auto;
    border: 1px solid color-mix(in srgb, var(--accent) 60%, white);
    border-radius: 8px;
    background:
        linear-gradient(135deg, transparent 0 38%, var(--accent) 39% 45%, transparent 46%),
        linear-gradient(45deg, var(--accent-2), var(--accent-3));
    box-shadow: 0 0 24px color-mix(in srgb, var(--accent) 36%, transparent);
}

.brand strong,
.brand small {
    display: block;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.brand strong {
    font-size: 1rem;
}

.brand small {
    color: var(--muted);
    font-size: 0.82rem;
}

.main-nav,
.theme-tools,
.social-list,
.tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    align-items: center;
}

.main-nav a,
.social-list a,
.tag-row a {
    border: 1px solid var(--line);
    border-radius: 999px;
    padding: 0.34rem 0.68rem;
    color: var(--muted);
    text-decoration: none;
    background: color-mix(in srgb, var(--surface) 72%, transparent);
}

.main-nav a:hover,
.social-list a:hover,
.tag-row a:hover {
    color: var(--text);
    border-color: var(--accent);
}

.search-form {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.45rem;
    min-width: 0;
}

.search-form button,
.wide-search button,
.comment-form button {
    color: #06100b;
    border-color: color-mix(in srgb, var(--accent) 70%, white);
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.theme-tools {
    justify-content: end;
}

.mode-toggle {
    min-width: 72px;
}

.swatch {
    width: 30px;
    height: 30px;
    min-height: 30px;
    padding: 0;
    border-radius: 50%;
}

.swatch--green { background: #42ff8b; }
.swatch--blue { background: #35c9ff; }
.swatch--red { background: #ff4d5f; }
.swatch--pink { background: #ff4fbd; }
.swatch--purple { background: #a084ff; }
.swatch--orange { background: #ff9f43; }

.site-shell {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: clamp(1.5rem, 4vw, 3rem);
    width: min(1180px, calc(100% - 2rem));
    margin: 2rem auto 0;
}

.content-lane {
    min-width: 0;
}

.page-heading,
.article__header,
.error-view {
    margin-bottom: 1.4rem;
}

.page-heading p,
.article__header p {
    max-width: 760px;
    margin: 0 0 0.45rem;
    color: var(--muted);
}

h1,
h2,
h3 {
    line-height: 1.16;
    letter-spacing: 0;
}

h1 {
    max-width: 820px;
    margin: 0;
    font-size: 4rem;
}

h2 {
    margin-top: 0;
}

.post-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.post-card,
.comment {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background:
        linear-gradient(135deg, color-mix(in srgb, var(--surface) 92%, transparent), color-mix(in srgb, var(--surface-strong) 88%, transparent));
    box-shadow: var(--shadow);
}

.post-card {
    display: grid;
    align-content: start;
    min-height: 260px;
    padding: 1.1rem;
}

.post-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    align-items: center;
    margin-bottom: 0.85rem;
    color: var(--muted);
    font-size: 0.9rem;
}

.post-card__meta a {
    color: var(--accent);
    text-decoration: none;
}

.post-card h2 {
    margin: 0 0 0.65rem;
    font-size: 1.35rem;
}

.post-card p {
    margin: 0 0 1rem;
    color: var(--muted);
}

.wide-search {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 0.65rem;
    margin: 0 0 1rem;
}

.article,
.comments {
    max-width: 820px;
}

.article {
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--line);
}

.article__header h1 {
    font-size: 3.4rem;
}

.markdown {
    color: color-mix(in srgb, var(--text) 92%, var(--muted));
}

.markdown > * {
    max-width: 760px;
}

.markdown img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
    border: 1px solid var(--line);
}

.markdown pre {
    overflow: auto;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #05070a;
}

:root[data-mode="light"] .markdown pre {
    background: #edf2f8;
}

.markdown code {
    color: var(--accent);
}

.markdown blockquote {
    margin-left: 0;
    padding-left: 1rem;
    border-left: 3px solid var(--accent);
    color: var(--muted);
}

.article-tags {
    margin-top: 1.4rem;
}

.comments {
    margin-top: 2rem;
}

.comment {
    margin-bottom: 0.85rem;
    padding: 1rem;
}

.comment header {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    justify-content: space-between;
    color: var(--muted);
}

.comment p {
    margin-bottom: 0;
}

.comment-form {
    display: grid;
    gap: 0.85rem;
    margin-top: 1rem;
}

.comment-form label {
    display: grid;
    gap: 0.35rem;
    color: var(--muted);
    font-weight: 700;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.85rem;
}

.honey-field {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.notice,
.empty-state {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 0.85rem 1rem;
    background: color-mix(in srgb, var(--surface) 86%, transparent);
}

.notice--success {
    border-color: color-mix(in srgb, var(--accent) 70%, var(--line));
}

.notice--error {
    border-color: color-mix(in srgb, var(--danger) 70%, var(--line));
}

.pagination {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    align-items: center;
    justify-content: center;
    margin: 1.5rem 0;
    color: var(--muted);
}

.pager {
    min-width: 44px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 0.6rem 0.9rem;
    text-align: center;
    text-decoration: none;
    background: var(--surface);
}

.pager:first-child,
.pager:nth-last-child(2) {
    min-width: 104px;
}

.pager--current {
    color: #06100b;
    border-color: color-mix(in srgb, var(--accent) 70%, white);
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.pager--disabled {
    cursor: not-allowed;
    opacity: 0.48;
}

.pagination__summary {
    flex-basis: 100%;
    margin-top: 0.25rem;
    text-align: center;
    font-size: 0.92rem;
}

.shortcode-embed {
    display: block;
    overflow: hidden;
    width: 100%;
    margin: 1.5rem 0;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #020403;
    box-shadow: var(--shadow);
    aspect-ratio: 16 / 9;
}

.shortcode-embed iframe {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
}

.side-rail {
    display: grid;
    align-content: start;
    gap: 1.8rem;
    min-width: 0;
    color: var(--muted);
}

.side-rail section {
    border-top: 1px solid var(--line);
    padding-top: 1rem;
}

.side-rail h2 {
    margin-bottom: 0.7rem;
    color: var(--text);
    font-size: 1rem;
}

.link-list {
    display: grid;
    gap: 0.45rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.link-list li {
    display: flex;
    gap: 1rem;
    justify-content: space-between;
}

.link-list span {
    color: var(--accent);
}

.site-footer {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    justify-content: space-between;
    width: min(1180px, calc(100% - 2rem));
    margin: 3rem auto 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 0.92rem;
}

@media (max-width: 980px) {
    .site-header {
        grid-template-columns: 1fr;
        align-items: start;
    }

    .theme-tools {
        justify-content: start;
    }

    .site-shell {
        grid-template-columns: 1fr;
    }

    .post-grid {
        grid-template-columns: 1fr;
    }

    h1 {
        font-size: 3rem;
    }

    .article__header h1 {
        font-size: 2.8rem;
    }
}

@media (max-width: 620px) {
    .site-header {
        position: static;
    }

    .main-nav,
    .theme-tools {
        width: 100%;
    }

    .search-form,
    .wide-search,
    .form-grid {
        grid-template-columns: 1fr;
    }

    h1,
    .article__header h1 {
        font-size: 2.25rem;
    }
}