/* ============================================================
   Shared styling for on-site blog posts
   Theme: Apple (clean, spacious, high-contrast typography)
          x Cyberpunk (neon cyan/magenta, glass, subtle glow)
   ============================================================ */

@font-face { src: url(../fonts/HypersTechno.ttf); font-family: HypersTechno; }
@font-face { src: url(../fonts/rog.ttf); font-family: rog; }

:root {
    --bg:        #090b0e;
    --ink:       #e6eaec;   /* primary body text  */
    --ink-dim:   #a7b0b5;   /* secondary text     */
    --ink-faint: #727b80;   /* meta / captions    */
    --cyan:      #3df5ff;
    --magenta:   #ff44d6;
    --panel:     rgba(255,255,255,0.04);
    --panel-brd: rgba(255,255,255,0.10);
    --rule:      rgba(255,255,255,0.08);
}

body {
    background:
        radial-gradient(1100px 560px at 15% -8%, rgba(61,245,255,0.08), transparent 60%),
        radial-gradient(900px 480px at 102% 2%, rgba(255,68,214,0.06), transparent 55%),
        var(--bg);
    background-attachment: fixed;
    color: var(--ink);
    font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", "Poppins", "Segoe UI", Roboto, sans-serif;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

::selection { background: rgba(61,245,255,0.30); color: #fff; }

.post { max-width: 820px; margin: 0 auto; padding: 160px 22px 90px; }

.post .kicker {
    font-family: rog;
    color: var(--cyan);
    letter-spacing: 4px;
    text-transform: uppercase;
    font-size: 12px;
    text-shadow: 0 0 18px rgba(61,245,255,0.45);
}

.post h1 {
    font-family: HypersTechno;
    color: #fff;
    font-size: clamp(32px, 6vw, 46px);
    line-height: 1.1;
    margin: 16px 0 14px;
    letter-spacing: 0.5px;
    text-shadow: 0 0 22px rgba(61,245,255,0.28);
}

.post .lead {
    color: var(--ink-dim);
    font-size: 19px;
    font-weight: 300;
    line-height: 1.6;
    margin: 0 0 6px;
}

.post .meta {
    color: var(--ink-faint);
    font-size: 13px;
    margin: 22px 0 26px;
    border-top: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
    padding: 13px 0;
}
.post .meta span { margin-right: 20px; display: inline-block; }
.post .meta em { color: var(--ink); font-style: normal; }
.post .meta a { color: var(--cyan); }

.tags { margin: 0 0 10px; padding: 0; list-style: none; }
.tags li {
    display: inline-block;
    border: 1px solid rgba(61,245,255,0.40);
    background: rgba(61,245,255,0.07);
    color: var(--cyan);
    font-size: 11px;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    padding: 5px 12px;
    margin: 0 7px 7px 0;
    border-radius: 999px;
}

.post h2 {
    color: #fff;
    font-family: rog;
    font-size: 25px;
    letter-spacing: 0.6px;
    margin: 56px 0 10px;
    padding-top: 22px;
    border-top: 1px solid var(--rule);
}
.post h2::before {
    content: "";
    display: block;
    width: 46px;
    height: 2px;
    margin-bottom: 16px;
    background: linear-gradient(90deg, var(--cyan), rgba(61,245,255,0));
    box-shadow: 0 0 10px rgba(61,245,255,0.6);
}
.post h3 { color: var(--cyan); font-size: 18px; margin: 32px 0 6px; font-weight: 600; }

.post p { color: var(--ink); font-size: 16.5px; line-height: 1.8; margin: 18px 0; }
.post a { color: var(--cyan); text-decoration: none; }
.post a:hover { color: var(--magenta); text-shadow: 0 0 12px rgba(255,68,214,0.5); }
.post strong { color: #fff; font-weight: 600; }

.post ul { color: var(--ink); line-height: 1.75; padding-left: 20px; }
.post ul li { margin: 9px 0; }

.tldr {
    background: var(--panel);
    border: 1px solid var(--panel-brd);
    border-left: 3px solid var(--cyan);
    padding: 10px 26px 18px;
    margin: 30px 0;
    border-radius: 16px;
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 40px rgba(0,0,0,0.35), inset 0 0 40px rgba(61,245,255,0.04);
}
.tldr h3 { margin-top: 18px; color: var(--cyan); }

blockquote {
    border: 1px solid var(--panel-brd);
    border-left: 3px solid var(--magenta);
    margin: 24px 0;
    padding: 14px 22px;
    background: rgba(255,68,214,0.04);
    color: #d7f6fb;
    font-family: "SF Mono", "JetBrains Mono", "Courier New", monospace;
    font-size: 14px;
    line-height: 1.75;
    white-space: pre-wrap;
    border-radius: 12px;
}

pre {
    background: #07090c;
    border: 1px solid var(--panel-brd);
    border-radius: 14px;
    padding: 18px 20px;
    overflow-x: auto;
    color: #9beaf0;
    font-family: "SF Mono", "JetBrains Mono", "Courier New", monospace;
    font-size: 13px;
    line-height: 1.7;
    box-shadow: inset 0 0 50px rgba(0,0,0,0.5);
}
code { color: #9beaf0; font-family: "SF Mono", "JetBrains Mono", "Courier New", monospace; }
p code, li code {
    background: rgba(61,245,255,0.08);
    padding: 2px 7px;
    border-radius: 6px;
    font-size: 13.5px;
    color: #bdf3f8;
}

.tablewrap {
    overflow-x: auto;
    margin: 26px 0;
    border: 1px solid var(--panel-brd);
    border-radius: 14px;
    background: var(--panel);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
}
table.data { width: 100%; border-collapse: collapse; font-size: 14px; }
table.data th, table.data td { padding: 11px 16px; border-bottom: 1px solid var(--rule); text-align: left; white-space: nowrap; }
table.data tr:last-child td { border-bottom: none; }
table.data th { color: var(--cyan); font-weight: 600; text-transform: uppercase; font-size: 11px; letter-spacing: 1.2px; }
table.data td { color: var(--ink); }
table.data tbody tr:nth-child(even) td,
table.data tr:nth-child(even) td { background: rgba(255,255,255,0.02); }
table.data tr.hl td { color: #baf7dd; background: rgba(61,245,255,0.06); }

figure { margin: 32px 0; }
figure img {
    width: 100%;
    background: #fff;
    border: 1px solid var(--panel-brd);
    border-radius: 14px;
    padding: 12px;
    box-shadow: 0 14px 50px rgba(0,0,0,0.45);
}
figcaption { color: var(--ink-faint); font-size: 12.5px; font-style: italic; margin-top: 10px; text-align: center; }

.post .backlink {
    display: inline-block;
    margin: 44px 0 0;
    color: var(--cyan);
    font-family: rog;
    letter-spacing: 1.5px;
    border: 1px solid rgba(61,245,255,0.4);
    border-radius: 999px;
    padding: 9px 20px;
    transition: all 0.3s ease;
}
.post .backlink:hover {
    color: #fff;
    border-color: var(--magenta);
    box-shadow: 0 0 20px rgba(255,68,214,0.4);
    text-shadow: none;
}

.post .topback {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--cyan);
    font-family: rog;
    font-size: 12px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    border: 1px solid rgba(61,245,255,0.35);
    border-radius: 999px;
    padding: 7px 16px;
    margin-bottom: 30px;
    transition: all 0.3s ease;
}
.post .topback:hover {
    color: #fff;
    border-color: var(--magenta);
    box-shadow: 0 0 18px rgba(255,68,214,0.4);
    text-shadow: none;
}
.post .topback em { font-style: normal; }

/* Write-up index cards */
.wu-card {
    background: var(--panel);
    border: 1px solid var(--panel-brd);
    border-radius: 16px;
    padding: 22px 22px 18px;
    margin-bottom: 24px;
    height: calc(100% - 24px);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    transition: border-color .3s ease, box-shadow .3s ease, transform .3s ease;
}
.wu-card:hover {
    border-color: rgba(61,245,255,0.5);
    box-shadow: 0 14px 44px rgba(0,0,0,0.4);
    transform: translateY(-3px);
}
.wu-card .wu-cat { color: var(--cyan); font-family: rog; letter-spacing: 1.5px; text-transform: uppercase; font-size: 11px; }
.wu-card h3 { margin: 8px 0; }
.wu-card h3 a { color: #eef8fa; font-size: 19px; font-weight: 600; }
.wu-card h3 a:hover { color: var(--cyan); }
.wu-card p { color: var(--ink-dim); font-size: 14.5px; line-height: 1.7; margin: 8px 0 14px; }
.wu-card .wu-read { color: var(--cyan); font-size: 13px; letter-spacing: .5px; }

/* ============================================================
   LIGHT THEME
   ============================================================ */
html[data-theme="light"] {
    --bg:        #eef1f5;
    --ink:       #10161b;
    --ink-dim:   #46535c;
    --ink-faint: #76828b;
    --cyan:      #0a8ea0;
    --magenta:   #b81e9a;
    --panel:     rgba(0,0,0,0.035);
    --panel-brd: rgba(0,0,0,0.12);
    --rule:      rgba(0,0,0,0.10);
}
html[data-theme="light"] body {
    background:
        radial-gradient(1100px 560px at 15% -8%, rgba(10,142,160,0.10), transparent 60%),
        radial-gradient(900px 480px at 102% 2%, rgba(184,30,154,0.08), transparent 55%),
        var(--bg);
    color: var(--ink);
}
html[data-theme="light"] .post h1 { color: #0c1a24; text-shadow: none; }
html[data-theme="light"] .post h2 { color: #0c1a24; }
html[data-theme="light"] .post h2::before { box-shadow: none; }
html[data-theme="light"] .post .kicker { text-shadow: none; }
html[data-theme="light"] .post strong { color: #0c1a24; }
html[data-theme="light"] .post a:hover { text-shadow: none; }
html[data-theme="light"] blockquote { background: rgba(10,142,160,0.06); color: #0c3b42; }
html[data-theme="light"] table.data tr:nth-child(even) td,
html[data-theme="light"] table.data tbody tr:nth-child(even) td { background: rgba(0,0,0,0.03); }
html[data-theme="light"] table.data tr.hl td { background: rgba(10,142,160,0.08); color: #0c3b42; }
html[data-theme="light"] .wu-card h3 a { color: #0c1a24; }
html[data-theme="light"] .wu-card:hover { box-shadow: 0 14px 40px rgba(0,0,0,0.12); border-color: rgba(10,142,160,0.5); }
html[data-theme="light"] .topback,
html[data-theme="light"] .backlink { border-color: rgba(10,142,160,0.5); }
/* code blocks stay dark for contrast, which reads well on a light page */