/* =====================================================================
   BASE  -  load this file FIRST.
   Design tokens (dark default + light theme), reset, and the small pieces
   that several sections share (buttons, code colors, editor window, ...).
   To change colors, edit the variables here, not individual rules.
   ===================================================================== */

:root{
  color-scheme:dark;
  --bg:#0f1319;--panel:#151b23;--line:#232b36;--text:#c5cdd9;--dim:#7d889a;
  --blue:#7aa2f7;--teal:#5ccfb0;--amber:#e5b567;--violet:#b79cf0;--rose:#f07178;
  --strong:#fff;--lede:#9aa5b5;--punct:#8b96a8;--ln:#3b4553;--dot:#2a3340;--head-bg:rgba(15,19,25,.92);--on-accent:#0f1319;
  --mono:"JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
  --sans:"IBM Plex Sans",system-ui,-apple-system,"Segoe UI",sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);--motion:.22s;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);
}
:root[data-theme="light"]{
  color-scheme:light;
  --bg:#f6f8fb;--panel:#ffffff;--line:#dde3ec;--text:#2b3441;--dim:#5b6778;
  --blue:#2f5fd0;--teal:#0b7f66;--amber:#9a6700;--violet:#6f42c1;--rose:#c4373f;
  --strong:#0f1319;--lede:#4a5668;--punct:#5b6778;--ln:#aab4c2;--dot:#cdd5e0;--head-bg:rgba(246,248,251,.92);--on-accent:#fff;
}

/* ---- reset ---- */
*,*::before,*::after{box-sizing:inherit}
html{scroll-behavior:smooth;scroll-padding-top:24px}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 var(--sans);min-height:100vh}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
img,svg{max-width:100%}
:focus-visible{outline:2px solid var(--amber);outline-offset:3px}
@media (max-width:820px){html{scroll-padding-top:64px}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* ---- accessibility helpers ---- */
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--panel);color:var(--strong);border:1px solid var(--line);padding:10px 14px;border-radius:6px;font:13px var(--mono);transition:top var(--motion) var(--ease)}
.skip:focus{top:12px}
@media (prefers-reduced-motion:reduce){.skip{transition:none}}

/* A link/button whose URL is not ready yet (see PLACEHOLDERS.md) */
.is-placeholder{opacity:.55;cursor:not-allowed;border-style:dashed}
.lnk.is-placeholder,.btn.is-placeholder{text-decoration:none}

/* ---- code colors (used by the hero, about.json, sidebar icons) ---- */
.k{color:var(--blue)}.s{color:var(--teal)}.c{color:var(--dim)}.n{color:var(--amber)}.v{color:var(--violet)}.p{color:var(--punct)}.r{color:var(--rose)}
.type-caret{display:inline-block;width:.55em;height:1.1em;background:var(--amber);vertical-align:-.2em;animation:blink 1s steps(1) infinite;pointer-events:none}
@keyframes blink{50%{opacity:0}}
@media (prefers-reduced-motion:reduce){.type-caret{animation:none}}

/* ---- buttons (hero, project popup) ---- */
.btn{position:relative;display:inline-flex;align-items:center;overflow:hidden;font:500 14px var(--mono);padding:11px 18px;border-radius:4px;background:var(--blue);color:var(--on-accent);transition:transform .22s ease,box-shadow .22s ease,filter .22s ease,border-color .22s ease,color .22s ease}
.btn::after{content:"";position:absolute;top:0;bottom:0;left:0;width:40%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.35),transparent);transform:translateX(-250%) skewX(-18deg);transition:transform .5s ease;pointer-events:none}
.btn:hover{text-decoration:none;filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 6px 16px rgba(0,0,0,.25)}
.btn:hover::after{transform:translateX(350%) skewX(-18deg)}
.btn:active{transform:translateY(0) scale(.98)}
.btn.ghost{background:none;color:var(--text);border:1px solid var(--line)}
.btn.ghost::after{background:linear-gradient(100deg,transparent,rgba(122,162,247,.3),transparent)}
.btn.ghost:hover{border-color:var(--blue);color:var(--strong);box-shadow:0 6px 16px rgba(0,0,0,.18)}
@media (prefers-reduced-motion:reduce){
  .btn{transition:none}
  .btn:hover,.btn:active{transform:none}
  .btn::after{display:none}
}

/* ---- editor window (hero code, about.json) ---- */
.editor{background:var(--panel);border:1px solid var(--line);border-radius:8px;overflow:hidden;min-width:0;max-width:100%}
.tabbar{display:flex;align-items:center;gap:6px;padding:10px 14px;border-bottom:1px solid var(--line);font:12px var(--mono);color:var(--dim)}
.tabbar i{width:10px;height:10px;border-radius:50%;background:var(--dot)}
.tabbar span{margin-left:10px}

/* ---- code block (about.json, contact terminal) ---- */
pre.blk{margin:0;padding:28px;min-width:0;background:var(--panel);border:1px solid var(--line);border-radius:6px;font:16px/1.8 var(--mono);overflow-x:auto;transition:background-color .35s ease,border-color .35s ease,color .35s ease}

/* small mono label (skill cards, contact cards) */
.cl{font:12px var(--mono);color:var(--dim);margin-bottom:12px;display:block}