/* igor.pt — latência zero
 * tipografia: JetBrains Mono (self-hosted) → fallback mono system
 * paleta: dark/light com accent derivado do tema (amber/cyan)
 */

/* ── Fonts (self-hosted; CSP font-src 'self') ──────────────────────────────
 * Para activar JetBrains Mono, coloca os ficheiros em /static/fonts/.
 * Sem ficheiros, o navegador faz fallback graciosamente para mono system.
 */
@font-face {
  font-family: 'JetBrains Mono';
  src: url('/static/fonts/JetBrainsMono-Regular.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('/static/fonts/JetBrainsMono-Medium.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'JetBrains Mono';
  src: url('/static/fonts/JetBrainsMono-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* ── Themes ────────────────────────────────────────────────────────────── */
:root,
:root[data-theme="dark"] {
  --bg: #0a0e10;
  --bg-2: #0d1316;
  --bg-3: #131a1e;
  --fg: #d8e0e3;
  --fg-dim: #7f8a8e;
  --fg-faint: #4a5256;
  --border: #1e272c;
  --border-strong: #2a363d;
  /* Paleta CRT (dark) — cores claras e saturadas para fundo escuro */
  --c-amber:   oklch(78% 0.16 70);
  --c-cyan:    oklch(78% 0.13 220);
  --c-magenta: oklch(72% 0.21 340);
  --c-green:   oklch(78% 0.16 145);
  --c-violet:  oklch(72% 0.18 285);
  --accent: var(--c-amber);   /* default dark */
  --accent-soft: color-mix(in srgb, var(--accent) 18%, transparent);
  --accent-faint: color-mix(in srgb, var(--accent) 8%, transparent);
  --danger: oklch(70% 0.18 25);
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, 'Courier New', monospace;
  --serif: Georgia, 'Times New Roman', serif;
}

:root[data-theme="light"] {
  --bg: #f4f1ea;
  --bg-2: #ebe6db;
  --bg-3: #e3ddce;
  --fg: #1a1714;
  --fg-dim: #5b5650;
  --fg-faint: #8a857d;
  --border: #d2ccbc;
  --border-strong: #b8b09e;
  /* Paleta CRT (light) — cores escuras e saturadas para fundo creme */
  --c-amber:   oklch(50% 0.14 70);
  --c-cyan:    oklch(48% 0.12 220);
  --c-magenta: oklch(48% 0.20 340);
  --c-green:   oklch(45% 0.14 145);
  --c-violet:  oklch(48% 0.17 285);
  --accent: var(--c-cyan);    /* default light */
  --accent-soft: color-mix(in srgb, var(--accent) 22%, transparent);
  --accent-faint: color-mix(in srgb, var(--accent) 10%, transparent);
}

/* Accent picker — escolha persistente por tema */
:root[data-theme="dark"][data-accent-dark="amber"]   { --accent: var(--c-amber); }
:root[data-theme="dark"][data-accent-dark="cyan"]    { --accent: var(--c-cyan); }
:root[data-theme="dark"][data-accent-dark="magenta"] { --accent: var(--c-magenta); }
:root[data-theme="dark"][data-accent-dark="green"]   { --accent: var(--c-green); }
:root[data-theme="dark"][data-accent-dark="violet"]  { --accent: var(--c-violet); }
:root[data-theme="light"][data-accent-light="amber"]   { --accent: var(--c-amber); }
:root[data-theme="light"][data-accent-light="cyan"]    { --accent: var(--c-cyan); }
:root[data-theme="light"][data-accent-light="magenta"] { --accent: var(--c-magenta); }
:root[data-theme="light"][data-accent-light="green"]   { --accent: var(--c-green); }
:root[data-theme="light"][data-accent-light="violet"]  { --accent: var(--c-violet); }

* { box-sizing: border-box; }
html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.55;
  font-feature-settings: 'ss01', 'calt', 'liga';
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background 280ms ease, color 280ms ease;
}
html { scrollbar-gutter: stable; }
body { min-height: 100vh; overflow-x: hidden; }

a { color: var(--fg); text-decoration: none; }
a:hover { color: var(--accent); }

/* ── Globe + CRT overlay ──────────────────────────────────────────────── */
#globe {
  position: fixed; inset: 0;
  width: 100vw;
  height: 100vh;
  height: 100lvh;          /* large viewport — não encolhe quando a URL bar do mobile aparece */
  z-index: 0;
  pointer-events: none;
  opacity: 0.85;
}
.crt {
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 1;
  height: 100vh;
  height: 100lvh;
  background: repeating-linear-gradient(0deg, rgba(255,255,255,0.012) 0 1px, transparent 1px 3px);
  mix-blend-mode: overlay;
}
:root[data-theme="light"] .crt { display: none; }

/* ── Shell ────────────────────────────────────────────────────────────── */
.shell {
  position: relative;
  z-index: 2;
  width: min(900px, calc(100vw - 48px));
  margin: 0 auto;
  padding: 28px 0 0;
  min-height: 100vh;
  display: flex; flex-direction: column;
}

/* ── Header ───────────────────────────────────────────────────────────── */
.header {
  position: relative;
  z-index: 10;
  border: 1px solid var(--accent);
  background: color-mix(in oklab, var(--bg), transparent 18%);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 18px 20px 14px;
  border-radius: 2px;
  margin-bottom: 22px;
  box-shadow: 0 0 0 1px var(--accent-faint), 0 12px 60px -20px var(--accent-soft);
}
.brand-row {
  display: flex; align-items: baseline; gap: 14px;
  margin-bottom: 6px;
}
.site-title {
  font-size: 22px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: -0.02em;
  text-decoration: none;
}
.site-title:hover { color: var(--accent); opacity: .85; }
.tagline {
  margin: 0 0 14px;
  color: var(--fg-dim);
  font-size: 13px;
}
.tagline .blink { animation: blink 1.1s steps(2, end) infinite; color: var(--accent); }
@keyframes blink { 50% { opacity: 0; } }

.nav-row {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap;
}
.nav { display: flex; gap: 18px; flex-wrap: wrap; }
.nav a {
  color: var(--fg);
  font-size: 13px;
  padding: 2px 0;
  position: relative;
  transition: color 150ms ease;
}
.nav a:hover { color: var(--accent); }
.nav a.active { color: var(--accent); font-weight: 700; }
.nav a.active::before {
  content: '';
  position: absolute;
  left: -10px; top: 50%;
  transform: translateY(-50%);
  width: 4px; height: 4px;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.chips { display: flex; gap: 6px; }
.chip {
  font-size: 11px;
  padding: 3px 8px;
  border: 1px solid var(--border-strong);
  color: var(--fg-dim);
  background: transparent;
  cursor: pointer;
  font-family: var(--mono);
  transition: all 150ms ease;
  text-decoration: none;
  display: inline-flex; align-items: center; gap: 4px;
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip.active { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.chip .num { display: inline-block; min-width: 1ch; }

/* ── Search row ───────────────────────────────────────────────────────── */
.search-row {
  display: flex; gap: 8px;
  margin-bottom: 22px;
  position: relative;
  z-index: 0;
}
.search {
  flex: 1; min-width: 0;
  background: color-mix(in oklab, var(--bg), transparent 25%);
  border: 1px solid var(--border-strong);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 13px;
  padding: 10px 14px;
  outline: none;
  transition: border-color 150ms ease, box-shadow 150ms ease;
}
.search:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent-soft);
}
.search::placeholder { color: var(--fg-faint); }

.btn-icon {
  width: 44px;
  background: color-mix(in oklab, var(--bg), transparent 25%);
  border: 1px solid var(--border-strong);
  color: var(--fg);
  font-family: var(--mono);
  cursor: pointer;
  transition: all 150ms ease;
}
.btn-icon:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent);
}

/* ── Filter row (tags) ────────────────────────────────────────────────── */
.filter-row {
  display: flex; align-items: center; gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 30px;
  color: var(--fg-faint);
  font-size: 12px;
}
.result-count {
  font-size: 12px;
  color: var(--fg-faint);
  margin: 0 0 16px;
}

/* ── Post list ────────────────────────────────────────────────────────── */
.posts {
  list-style: none;
  padding: 0; margin: 0;
  display: flex; flex-direction: column;
  gap: 4px;
  flex: 1;
}
.post-item { padding: 0; }
.post-link {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 10px;
  padding: 14px 0;
  border-bottom: 1px dashed var(--border);
  text-decoration: none;
  color: inherit;
  transition: transform 180ms ease, border-color 180ms ease;
}
.post-link:hover { transform: translateX(4px); border-bottom-color: var(--accent-soft); }
.post-link:hover .title { text-decoration: underline; text-underline-offset: 4px; text-decoration-color: var(--accent); }
.post-item:last-child .post-link { border-bottom: none; }
.posts .prompt {
  color: var(--accent);
  font-weight: 700;
  padding-top: 1px;
}
.posts .date {
  color: var(--fg-dim);
  font-size: 12px;
  margin-bottom: 4px;
}
.posts .title {
  color: var(--accent);
  font-weight: 700;
  font-size: 15px;
  margin-bottom: 8px;
}
.posts .tags { display: flex; gap: 6px; flex-wrap: wrap; }

.tag-pill {
  font-size: 11px;
  padding: 2px 8px;
  border: 1px solid var(--border-strong);
  color: var(--fg-dim);
  background: var(--bg-2);
}

.empty {
  color: var(--fg-faint);
  font-size: 13px;
  margin: 18px 0;
}

/* ── Post page ────────────────────────────────────────────────────────── */
.crumbs {
  margin-bottom: 18px;
  color: var(--fg-dim);
  font-size: 13px;
  display: flex; gap: 10px; align-items: center;
}
.crumbs .arrow { color: var(--fg-faint); }
.crumbs a { color: var(--fg-dim); }
.crumbs a:hover { color: var(--accent); }

.post-cat {
  color: var(--fg-dim);
  font-size: 13px;
  margin-bottom: 4px;
}
.post-cat .accent { color: var(--accent); }
.post-title {
  font-size: 22px;
  color: var(--accent);
  margin: 0 0 8px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
}
.post-meta {
  color: var(--fg-dim);
  font-size: 12px;
  margin-bottom: 22px;
}
.post-meta .sep { color: var(--fg-faint); }
.divider {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 22px 0;
}

.post-body {
  font-family: var(--serif);
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--fg);
}
.post-body p { margin: 0 0 18px; text-wrap: pretty; }
.post-body strong {
  color: var(--accent);
  font-family: var(--mono);
  font-size: .92em;
  font-weight: 700;
}
.post-body h2 {
  font-family: var(--mono);
  font-size: 16px;
  margin: 28px 0 12px;
  color: var(--fg);
}
.post-body code {
  background: var(--bg-2);
  padding: 1px 6px;
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: .9em;
  font-family: var(--mono);
}
.post-body a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.post-body a:hover { opacity: .85; }

/* ── Section headers (sobre / projetos / links) ───────────────────────── */
.section-label {
  font-size: 11px;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: 18px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

/* ── Sobre ────────────────────────────────────────────────────────────── */
.sobre-body {
  font-family: var(--serif);
  font-size: 15.5px;
  line-height: 1.85;
  color: var(--fg);
}
.sobre-body p { margin: 0 0 16px; text-wrap: pretty; }
.sobre-body strong {
  font-family: var(--mono);
  font-size: .92em;
  font-weight: 700;
  color: var(--accent);
}
.sobre-body a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.sobre-body a:hover { opacity: .85; }

.uptime {
  font-size: 11px;
  color: var(--fg-faint);
  margin-top: 30px;
  padding-top: 12px;
  border-top: 1px dashed var(--border);
}

/* ── Projetos ─────────────────────────────────────────────────────────── */
.proj-category {
  font-size: 11px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin: 28px 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.proj-category:first-of-type { margin-top: 0; }

.projects { display: grid; gap: 14px; }
.project {
  border: 1px solid var(--border);
  background: color-mix(in oklab, var(--bg), transparent 25%);
  backdrop-filter: blur(6px);
  padding: 16px 18px;
  transition: all 200ms ease;
  position: relative;
}
.project:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px -16px var(--accent-soft);
}
.project-head {
  display: flex; align-items: baseline; gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.ptitle { color: var(--accent); font-weight: 700; font-size: 15px; }
.pstatus {
  font-size: 10px;
  padding: 1px 7px;
  border: 1px solid var(--border-strong);
  color: var(--fg-dim);
  text-transform: lowercase;
}
.pstatus-ativo,
.pstatus-em-curso { border-color: var(--accent); color: var(--accent); }
.pdesc {
  font-family: var(--serif);
  color: var(--fg);
  font-size: 14px;
  line-height: 1.65;
}
.purl { margin-top: 10px; font-size: 12px; }
.purl a {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ── Links ────────────────────────────────────────────────────────────── */
.link-cat {
  margin: 26px 0 10px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent);
  display: flex; align-items: center; gap: 12px;
}
.link-cat:first-child { margin-top: 0; }
.link-cat::after {
  content: ''; flex: 1; border-top: 1px solid var(--border);
}
.links { display: flex; flex-direction: column; gap: 4px; }
.link-item {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px dashed var(--border);
}
.link-item:last-child { border-bottom: none; }
.link-item .prompt { color: var(--fg-faint); }
.link-content { display: flex; flex-wrap: wrap; gap: 10px; align-items: baseline; }
.link-content a {
  color: var(--accent);
  font-weight: 500;
  font-size: 14px;
}
.link-content a:hover { text-decoration: underline; text-underline-offset: 3px; }
.link-desc { color: var(--fg-dim); font-size: 12px; }

/* ── 404 ──────────────────────────────────────────────────────────────── */
.four-oh {
  display: flex; flex-direction: column;
  gap: 14px;
  flex: 1;
  margin-bottom: 40px;
}
.four-oh .ascii {
  font-family: var(--mono);
  color: var(--accent);
  font-size: 11px;
  line-height: 1.25;
  margin: 0 0 8px;
  text-shadow: 0 0 14px var(--accent-soft);
  white-space: pre;
}
.terminal-out {
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.7;
  white-space: pre-wrap;
}
.terminal-out .l { display: block; }
.terminal-out .c-dim { color: var(--fg-dim); }
.terminal-out .c-acc { color: var(--accent); }
.terminal-out .err { color: var(--danger); }
.terminal-out code {
  background: var(--bg-2);
  padding: 1px 6px;
  border: 1px solid var(--border);
  color: var(--accent);
  font-size: 12px;
}
.four-oh-actions {
  display: flex; gap: 10px; flex-wrap: wrap;
  margin-top: 8px;
}

/* ── Footer ───────────────────────────────────────────────────────────── */
.footer {
  margin-top: 50px;
  padding: 18px 0 24px;
  border-top: 1px dashed var(--border);
  display: flex; justify-content: space-between;
  gap: 12px;
  font-size: 11px;
  color: var(--fg-dim);
  flex-wrap: wrap;
}
.footer a { color: var(--fg-dim); }
.footer a:hover { color: var(--accent); }
.footer .sep { color: var(--fg-faint); margin: 0 6px; }

/* ── Misc ─────────────────────────────────────────────────────────────── */
::selection { background: var(--accent); color: var(--bg); }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-strong); }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* hits bump animation */
.chip.bump { animation: bump 360ms ease; }
@keyframes bump {
  0% { transform: translateY(0); }
  30% { transform: translateY(-3px); color: var(--accent); border-color: var(--accent); }
  100% { transform: none; }
}

/* ── Mobile ──────────────────────────────────────────────────────────── */
@media (max-width: 600px) {
  .shell { width: calc(100vw - 28px); padding-top: 18px; }
  .header { padding: 14px 14px 12px; }
  .site-title { font-size: 19px; }
  .post-title { font-size: 19px; }
  .post-body, .sobre-body { font-size: 15px; }
  .nav { gap: 14px; }
  .nav a { font-size: 12.5px; }
  .four-oh .ascii { font-size: 9px; }
}

@media (max-width: 380px) {
  .four-oh .ascii { display: none; }
}

/* ── Accent picker (dropdown chip) ──────────────────────────────────────── */
.acc-wrap { position: relative; display: inline-flex; }
.chip.acc-btn .car { margin-left: 4px; font-size: 9px; color: var(--fg-faint); }
.chip.acc-btn:hover .car { color: var(--accent); }
.acc-menu {
  position: absolute; right: 0; top: calc(100% + 6px);
  z-index: 1000;
  background: var(--bg);
  border: 1px solid var(--border-strong);
  padding: 4px;
  display: flex; flex-direction: column;
  min-width: 132px;
  box-shadow: 0 12px 40px -16px var(--accent-soft), 0 0 0 1px var(--accent-faint);
}
.acc-menu[hidden] { display: none; }
.acc-menu-label {
  font-size: 9.5px;
  color: var(--fg-faint);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 4px 6px 2px;
}
.acc-opt {
  background: transparent; border: 1px solid transparent;
  font-family: var(--mono); font-size: 12px;
  color: var(--fg-dim);
  padding: 5px 8px;
  cursor: pointer;
  display: flex; align-items: center; gap: 8px;
  text-align: left;
  text-transform: lowercase;
}
.acc-opt:hover { color: var(--fg); background: var(--bg-2); }
.acc-opt.current { color: var(--accent); border-color: var(--accent); }
.acc-opt .sw {
  width: 11px; height: 11px;
  display: inline-block;
  border: 1px solid var(--border-strong);
  box-shadow: 0 0 6px -1px currentColor;
}
.acc-opt[data-acc="amber"]   .sw { background: oklch(78% 0.16 70);  color: oklch(78% 0.16 70); }
.acc-opt[data-acc="cyan"]    .sw { background: oklch(78% 0.13 220); color: oklch(78% 0.13 220); }
.acc-opt[data-acc="magenta"] .sw { background: oklch(72% 0.21 340); color: oklch(72% 0.21 340); }
.acc-opt[data-acc="green"]   .sw { background: oklch(78% 0.16 145); color: oklch(78% 0.16 145); }
.acc-opt[data-acc="violet"]  .sw { background: oklch(72% 0.18 285); color: oklch(72% 0.18 285); }
[data-theme="light"] .acc-opt[data-acc="amber"]   .sw { background: oklch(50% 0.14 70);  color: oklch(50% 0.14 70); }
[data-theme="light"] .acc-opt[data-acc="cyan"]    .sw { background: oklch(48% 0.12 220); color: oklch(48% 0.12 220); }
[data-theme="light"] .acc-opt[data-acc="magenta"] .sw { background: oklch(48% 0.20 340); color: oklch(48% 0.20 340); }
[data-theme="light"] .acc-opt[data-acc="green"]   .sw { background: oklch(45% 0.14 145); color: oklch(45% 0.14 145); }
[data-theme="light"] .acc-opt[data-acc="violet"]  .sw { background: oklch(48% 0.17 285); color: oklch(48% 0.17 285); }