/* ==========================================================================
   BASE.CSS
   Purpose:
   - Global theme tokens (dark + light)
   - Core layout + typography
   - Shared UI components (topbar, hero, tabs, cards, tables, docs layout)
   - Posts list styling
   - Utility styles (pills, buttons, images)
   - Responsive behavior
   - Scrollbar styling
   ========================================================================== */


/* ==========================================================================
   1) THEME TOKENS
   ========================================================================== */
:root{
  --bg:#121212;
  --panel:#171717;
  --panel2:#141414;

  --text:#e7e7e7;
  --muted:#b8b8b8;
  --dim:#8d8d8d;

  --border:#2a2a2a;

  --accent:#63a3ff;
  --accent2:#b084ff;

  --shadow: 0 12px 30px rgba(0,0,0,.45);
  --radius:10px;

  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --sans: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
}

html[data-theme="light"]{
  --bg:#e9e9ea;
  --panel:#f0f0f1;
  --panel2:#f3f3f4;

  --text:#0f0f10;
  --muted:#2f2f33;
  --dim:#51515a;

  --border:#cfcfd4;

  --accent:#1f6feb;
}

/* Light mode elevation */
html[data-theme="light"] .prose,
html[data-theme="light"] .card,
html[data-theme="light"] .sidebar,
html[data-theme="light"] .content,
html[data-theme="light"] .table{
  box-shadow: 0 10px 24px rgba(0,0,0,.10);
}


/* ==========================================================================
   2) BASE / RESETS
   ========================================================================== */
*{ box-sizing:border-box; }
html,body{ height:100%; }

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--mono);
  letter-spacing:.1px;
}

a{ color:var(--accent); text-decoration:none; }
a:hover{ filter:brightness(1.15); }

:focus-visible{
  outline: 2px solid color-mix(in srgb, var(--accent) 60%, transparent);
  outline-offset: 2px;
}


/* ==========================================================================
   3) TOP BAR
   ========================================================================== */
.topbar{
  position:sticky;
  top:0;
  z-index:50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--border);
}

.topbar-inner{
  width:min(1250px, 94vw);
  margin:0 auto;
  padding:12px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}

.brand{
  color:var(--text);
  font-weight:700;
  display:flex;
  align-items:center;
  gap:10px;
}

.brand .sig{
  font-family: "Segoe Script", "Bradley Hand", "Comic Sans MS", cursive;
  font-weight:400;
  font-size:18px;
  opacity:.9;
}

.topnav{
  display:flex;
  gap:14px;
  align-items:center;
  color:var(--muted);
}

.topnav a{ color:var(--muted); }
.topnav a:hover{ color:var(--text); }

.topnav .sep{ opacity:.35; }

.topbtn{
  border:1px solid var(--border);
  background:transparent;
  color:var(--muted);
  cursor:pointer;
  width:34px;
  height:28px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-family:var(--mono);
  border-radius:6px;
}

.topbtn:hover{
  color:var(--text);
  background: rgba(255,255,255,.04);
}

html[data-theme="light"] .topbtn:hover{
  background: rgba(0,0,0,.04);
}


/* ==========================================================================
   4) LAYOUT WRAPPERS
   ========================================================================== */
.container{
  width:min(1250px, 94vw);
  margin:0 auto;
  padding:22px 0 70px;
}


/* ==========================================================================
   5) HERO (AVATAR, INTRO, ICONS, TABS)
   ========================================================================== */
.hero{
  display:flex;
  flex-direction:column;
  align-items:center;
  text-align:center;
  padding-top:22px;
}

/* Avatar */
.avatar{
  width:184px;
  height:184px;
  border-radius:999px;
  border:1px solid var(--border);
  box-shadow:var(--shadow);
  overflow:hidden;
  background:#1b1b1b;
}

/* Gradient style when no image */
.avatar:not(.avatar-img){
  background:
    radial-gradient(circle at 30% 25%, rgba(99,163,255,.35), transparent 55%),
    radial-gradient(circle at 70% 70%, rgba(176,132,255,.25), transparent 55%),
    #1b1b1b;
}

/* Photo style */
.avatar.avatar-img img{
  width:100%;
  height:100%;
  object-fit:cover;
  object-position:center 20%;
  display:block;
}

.hi{
  margin-top:14px;
  font-size:24px;
  color:var(--text);
}

.hi .wave{ margin-right:8px; }

.iconrow{
  margin-top:10px;
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  justify-content:center;
}

/* Inline SVG icons */
.ico{
  width:18px;
  height:18px;
  opacity:.85;
  color:var(--muted);
}
.ico:hover{
  opacity:1;
  color:var(--text);
}

/* Tabs */
.tabs{
  margin-top:18px;
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  justify-content:center;
}

.tab{
  display:inline-flex;
  gap:8px;
  align-items:center;
  padding:7px 10px;
  border:1px solid var(--border);
  background:var(--panel2);
  border-radius:0;
  color:var(--muted);
}

.tab.active{
  outline:1px solid rgba(99,163,255,.55);
  color:var(--text);
}

.tab:hover{ color:var(--text); }


/* ==========================================================================
   6) CONTENT BLOCKS (PROSE + CARDS)
   ========================================================================== */
.prose{
  border:1px solid var(--border);
  background:var(--panel2);
  padding:18px;
}

.prose p{
  color:var(--text);
  line-height:1.7;
  margin:0 0 14px;
}

.prose .muted{ color:var(--muted); }
.prose a{ color:var(--accent); }

.prose code{
  background: color-mix(in srgb, var(--panel) 70%, #000);
  padding:1px 6px;
  border:1px solid var(--border);
}

/* Accent bar for headings blocks */
.prose.section-accent{
  position:relative;
}
.prose.section-accent::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  bottom:0;
  width:4px;
  background: linear-gradient(to bottom, var(--accent), var(--accent2));
  opacity:.45;
}

/* Cards */
.sidecards{
  display:flex;
  flex-direction:column;
  gap:12px;
}

.card{
  border:1px solid var(--border);
  background:var(--panel2);
}

.card-h{
  padding:10px 12px;
  border-bottom:1px solid var(--border);
  color:var(--muted);
  display:flex;
  justify-content:space-between;
  align-items:center;
}

.card-b{ padding:12px; }

.card-b .row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
}

.card-b .small{
  color:var(--dim);
  font-size:12px;
}

/* Details */
details summary{
  cursor:pointer;
  list-style:none;
  color:var(--muted);
}
details summary::-webkit-details-marker{ display:none; }


/* ==========================================================================
   7) TOOLBAR / INPUTS
   ========================================================================== */
.toolbar{
  display:flex;
  gap:14px;
  justify-content:space-between;
  align-items:center;
  margin-top:18px;
  flex-wrap:wrap;
}

.toolbar .left{
  display:flex;
  gap:12px;
  align-items:center;
  flex-wrap:wrap;
}

.select, .search, .count{
  display:flex;
  gap:8px;
  align-items:center;
  border:1px solid var(--border);
  background:var(--panel2);
  padding:8px 10px;
}

.count{
  color:var(--dim);
  font-size:12px;
}

select, input{
  border:none;
  outline:none;
  background:transparent;
  color:var(--text);
  font-family:var(--mono);
}

input{ min-width:220px; }


/* ==========================================================================
   8) TABLES
   ========================================================================== */
.table{
  margin-top:14px;
  width:100%;
  border-collapse:collapse;
  border:1px solid var(--border);
  background:var(--panel2);
}

.table th, .table td{
  padding:12px;
  border-bottom:1px solid var(--border);
  vertical-align:top;
}

.table th{
  color:var(--muted);
  font-weight:600;
  text-align:left;
  background: linear-gradient(
    to bottom,
    color-mix(in srgb, var(--text) 10%, transparent),
    transparent
  );
}

.table tr:hover td{
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}

html[data-theme="light"] .table tr:hover td{
  background: color-mix(in srgb, var(--accent) 14%, transparent);
}

.t-title{
  display:flex;
  gap:10px;
  align-items:flex-start;
}

.emoji{
  width:18px;
  display:inline-flex;
  justify-content:center;
}

.datecol{
  white-space:nowrap;
  color:var(--muted);
}


/* ==========================================================================
   9) DOCS LAYOUT (SIDEBAR + CONTENT)
   ========================================================================== */
.docs{
  display:grid;
  grid-template-columns:290px 1fr;
  gap:18px;
  align-items:start;
  margin-top:18px;
}

.sidebar{
  border:1px solid var(--border);
  background:var(--panel2);
  padding:10px;
  position:sticky;
  top:68px;
  max-height: calc(100vh - 95px);
  overflow:auto;
}

.side-title{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:8px 8px 10px;
  border-bottom:1px solid var(--border);
  margin-bottom:10px;
  color:var(--muted);
}

/* Sidebar tree */
.tree .year{
  margin:10px 0 6px;
  color:var(--muted);
  font-weight:600;
  padding-left:8px;
}

.tree a{
  display:block;
  padding:8px;
  color:var(--text);
  border-left:2px solid transparent;
  margin:2px 0;
}

.tree a:hover{
  background: color-mix(in srgb, var(--text) 6%, transparent);
}

.tree a.active{
  border-left-color:var(--accent);
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}

/* Main docs content */
.content{
  border:1px solid var(--border);
  background:var(--panel2);
  padding:18px;
}

.meta{
  display:flex;
  gap:16px;
  flex-wrap:wrap;
  color:var(--muted);
  font-size:12px;
  margin-top:8px;
}

.tag{
  display:inline-flex;
  align-items:center;
  padding:3px 8px;
  border:1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 70%, #000);
  color:var(--muted);
  font-size:12px;
  margin-right:6px;
}


/* ==========================================================================
   10) POSTS LIST POLISH
   ========================================================================== */
.posts-table .datehead{
  width:140px;
  text-align:left;
}

.post-row{ cursor:pointer; }

.post-title{
  display:flex;
  gap:10px;
  align-items:flex-start;
}

.post-main{ min-width:0; }

.post-link{
  font-weight:700;
  display:inline-block;
}

.post-summary{
  margin-top:6px;
  color:var(--muted);
  line-height:1.6;
  max-width:72ch;
}

.post-meta{
  margin-top:10px;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.meta-pill{
  display:inline-flex;
  align-items:center;
  padding:3px 8px;
  border:1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 70%, transparent);
  color:var(--muted);
  font-size:12px;
  border-radius:999px;
}

.empty{ padding:18px 2px; }

/* Subtle row entrance */
.fade-in{
  animation: fadeUp .22s ease both;
}

@keyframes fadeUp{
  from{ opacity:0; transform: translateY(4px); }
  to{ opacity:1; transform: translateY(0); }
}

@media (prefers-reduced-motion: reduce){
  .fade-in{ animation:none !important; }
}


/* ==========================================================================
   11) TYPOGRAPHY / CODE BLOCKS
   ========================================================================== */
h1,h2,h3{ font-family:var(--mono); }

hr{
  border:none;
  border-top:1px solid var(--border);
  margin:18px 0;
}

pre{
  padding:12px;
  border:1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 72%, #000);
  overflow:auto;
}

.footer{
  margin-top:18px;
  color:var(--dim);
  font-size:12px;
}


/* ==========================================================================
   12) SKILLS PILLS
   ========================================================================== */
.skills-wrap{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
}

.skill-pill{
  padding:6px 10px;
  border:1px solid var(--border);
  background: color-mix(in srgb, var(--panel) 70%, transparent);
  border-radius:8px;
  font-size:12px;
  font-weight:600;
  color:var(--text);
  transition: border-color .15s ease, background .15s ease;
}

.skill-pill:hover{
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
  background: color-mix(in srgb, var(--accent) 10%, var(--panel2));
}


/* ==========================================================================
   13) RESPONSIVE LAYOUT
   ========================================================================== */
.about-grid{
  margin-top:18px;
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap:18px;
  align-items:start;
}

@media (max-width:980px){
  .about-grid{ grid-template-columns:1fr; }
  .docs{ grid-template-columns:1fr; }

  /* Mobile: sidebar should scroll naturally in flow */
  .sidebar{
    position:static;
    top:auto;
    max-height:none;
    overflow:visible;
  }

  input{ min-width: 160px; }
}

.experience-date{
  min-width:120px;
  font-weight:600;
  letter-spacing:.3px;
  margin-right:6px;
}


/* ==========================================================================
   14) BUTTONS / LINKS
   ========================================================================== */
.openbtn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:7px 12px;
  border:1px solid var(--border);
  background:var(--panel2);
  color:var(--text);
  border-radius:8px;
  font-weight:700;
  font-size:12px;
  text-decoration:none;
  white-space:nowrap;
  transition: border-color .15s ease, background .15s ease, transform .12s ease;
}

.openbtn:hover{
  border-color: color-mix(in srgb, var(--accent) 50%, var(--border));
  background: color-mix(in srgb, var(--accent) 10%, var(--panel2));
  transform: translateY(-1px);
}

@media (prefers-reduced-motion: reduce){
  .openbtn{ transition:none !important; }
  .openbtn:hover{ transform:none !important; }
}


/* ==========================================================================
   15) CONTENT MEDIA (POST IMAGES + CAPTIONS)
   ========================================================================== */
.content img{
  display:block;
  max-width:100%;
  height:auto;
  border:1px solid var(--border);
  border-radius:12px;
  margin:14px 0 8px;
}

.content em{
  font-style: italic;
  color: inherit;
  font-size: inherit;
  display: inline;
  margin: 0;
}

/* Caption look (used in post bodies) */
.content .caption{
  color: var(--dim);
  font-size: 12px;
  margin: 8px 0 14px;
  line-height: 1.5;
}


/* ==========================================================================
   16) SCROLLBARS (SUBTLE SYSTEM UI)
   ========================================================================== */
/* Firefox */
*{
  scrollbar-width: thin;
  scrollbar-color: color-mix(in srgb, var(--border) 65%, var(--accent) 35%) transparent;
}

/* WebKit / Chromium */
*::-webkit-scrollbar{
  width: 8px;
  height: 8px;
}

*::-webkit-scrollbar-track{
  background: transparent;
}

*::-webkit-scrollbar-thumb{
  background: color-mix(in srgb, var(--border) 70%, var(--accent) 30%);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: padding-box;
}

*::-webkit-scrollbar-thumb:hover{
  background: color-mix(in srgb, var(--border) 55%, var(--accent) 45%);
}

*::-webkit-scrollbar-corner{
  background: transparent;
}

/* Safety: prevent any child from forcing page width */
img, svg, iframe{
  max-width:100%;
}

/* --------------------------------------------------------------------------
   Topbar: prevent mobile horizontal overflow
   -------------------------------------------------------------------------- */

.topnav{
  flex-wrap: wrap;
  justify-content: flex-end;
}

/* Mobile tightening */
@media (max-width: 520px){
  .topnav{
    gap: 10px;
  }

  .topnav a,
  .topnav button{
    padding-inline: 6px;
  }
}

/* Prevent SVG icons from stretching layout */
.topnav .ico,
.topico svg{
  max-width: 18px;
  flex-shrink: 0;
}