/* ============================================================
   custom.css — thiago.dev design system aplicado ao site estático
   Sem framework de CSS por baixo (Pico foi removido): os tokens e
   componentes abaixo vêm direto do "Thiago.dev Design System".
   ============================================================ */

/* ---------------------------- Tokens ---------------------------- */
:root {
  /* Cores — superfícies (tema escuro, padrão) */
  --bg-page: #12151c;
  --surface-card: #1a1e27;
  --surface-header: rgba(18, 21, 28, 0.82);

  --border: #262b36;
  --border-hover: #333946;

  --text-h1: #f4f6f8;
  --text-h3: #eceef1;
  --text-body: #e8eaed;
  --text-muted: #9aa0aa;

  /* Acento âmbar */
  --accent: #e0a458;
  --accent-hover: #ecb977;
  --accent-inverse: #12151c;
  --accent-underline: rgba(224, 164, 88, 0.4);
  --accent-focus: rgba(224, 164, 88, 0.3);
  --accent-tint: rgba(224, 164, 88, 0.10);

  /* Bancos — cores semânticas */
  --db-pg: #7db8e8;
  --db-pg-bg: rgba(74, 143, 199, 0.12);
  --db-pg-border: rgba(74, 143, 199, 0.35);
  --db-mongo: #6fd89b;
  --db-mongo-bg: rgba(75, 191, 115, 0.12);
  --db-mongo-border: rgba(75, 191, 115, 0.35);

  --link: var(--accent);
  --link-hover: var(--accent-hover);

  /* Tipografia */
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --fs-h1: clamp(2.4rem, 6.5vw, 4.2rem);
  --fs-h2: clamp(1.9rem, 4.2vw, 2.6rem);
  --fs-h3: 1.4rem;
  --fs-stat: 1.3rem;
  --fs-lead: 1.3rem;
  --fs-body: 1.05rem;
  --fs-small: 1rem;
  --fs-eyebrow: 0.88rem;
  --fs-tag: 0.82rem;
  --fs-badge: 0.78rem;
  --fs-url: 0.88rem;

  --lh-tight: 1.08;
  --lh-snug: 1.3;
  --lh-body: 1.6;

  --tracking-h1: -0.02em;
  --tracking-h2: -0.01em;
  --tracking-mono: 0.02em;
  --tracking-badge: 0.03em;

  --fw-normal: 400;
  --fw-medium: 500;
  --fw-semibold: 600;

  /* Espaçamento / raio / layout */
  --space-3: 0.6rem;
  --radius-sm: 5px;
  --radius-md: 6px;
  --radius-lg: 10px;

  --container-max: 1240px;
  --scroll-offset: 5rem;

  --pad-section: clamp(3rem, 7vw, 5.5rem);
  --pad-hero: clamp(3.5rem, 10vw, 7rem);

  --project-min: 320px;
  --arch-min: 170px;

  /* Efeitos */
  --shadow-avatar: 0 0 0 2px var(--bg-page), 0 4px 18px rgba(224, 164, 88, 0.25);
  --blur-header: saturate(140%) blur(10px);

  --ease: ease;
  --dur-hover: 0.18s;
  --transition-card: transform var(--dur-hover) var(--ease), border-color var(--dur-hover) var(--ease);
  --transition-btn: background-color var(--dur-hover) var(--ease), border-color var(--dur-hover) var(--ease), color var(--dur-hover) var(--ease);

  --wash-featured: linear-gradient(135deg, rgba(224, 164, 88, 0.08), transparent 70%);
}

/* Cores — tema claro, ativado via [data-theme="light"] na <html> */
:root[data-theme="light"] {
  --bg-page: #f6f5f2;
  --surface-card: #ffffff;
  --surface-header: rgba(246, 245, 242, 0.85);

  --border: #e1e3e8;
  --border-hover: #cbcfd7;

  --text-h1: #14171c;
  --text-h3: #1b1f26;
  --text-body: #2c3038;
  --text-muted: #5c626b;

  --accent: #b6752c;
  --accent-hover: #a5661f;
  --accent-inverse: #fdfaf6;
  --accent-underline: rgba(182, 117, 44, 0.4);
  --accent-focus: rgba(182, 117, 44, 0.3);
  --accent-tint: rgba(182, 117, 44, 0.08);

  --db-pg: #2f6fa6;
  --db-pg-bg: rgba(47, 111, 166, 0.08);
  --db-pg-border: rgba(47, 111, 166, 0.3);
  --db-mongo: #2c8a5a;
  --db-mongo-bg: rgba(44, 138, 90, 0.08);
  --db-mongo-border: rgba(44, 138, 90, 0.3);

  --shadow-avatar: 0 0 0 2px var(--bg-page), 0 4px 18px rgba(182, 117, 44, 0.2);
}

/* ---------------------------- Base ---------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--scroll-offset);
}

body {
  margin: 0;
  background: var(--bg-page);
  color: var(--text-body);
  font-family: var(--font-sans);
  font-size: 1.0625rem;
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--dur-hover) var(--ease), color var(--dur-hover) var(--ease);
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding-inline: 1.25rem;
}

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

h1, h2, h3 { color: var(--text-h1); font-weight: var(--fw-semibold); }

/* -------- Wordmark e eyebrows em monospace (textura de infra) -------- */
.mono { font-family: var(--font-mono); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--fs-eyebrow);
  letter-spacing: var(--tracking-mono);
  color: var(--text-muted);
  margin: 0 0 var(--space-3);
}
.eyebrow::before {
  content: "// ";
  color: var(--accent);
}

/* -------------------------- Header / nav -------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--surface-header);
  backdrop-filter: var(--blur-header);
  -webkit-backdrop-filter: var(--blur-header);
  border-bottom: 1px solid var(--border);
}
.site-header nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  padding-block: 2.5rem;
}
.site-header nav ul {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  list-style: none;
  margin: 0;
  padding: 0;
}
.wordmark {
  font-family: var(--font-mono);
  font-weight: var(--fw-semibold);
  font-size: 1.5rem;
  color: var(--text-body);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}
.wordmark-mark {
  width: 1.6em;
  height: 1.6em;
  display: block;
}
.wordmark .accent { color: var(--accent); }
.site-header nav ul.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 1.15rem;
  transition: color var(--dur-hover) var(--ease);
}
.site-header nav ul.nav-links a:hover { color: var(--text-body); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 2.35rem;
  height: 2.35rem;
  padding: 0;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-btn);
}
.theme-toggle:hover {
  border-color: var(--border-hover);
  color: var(--text-body);
}
.theme-toggle svg { width: 1.15rem; height: 1.15rem; }
.theme-toggle .icon-moon { display: none; }
:root[data-theme="light"] .theme-toggle .icon-sun { display: none; }
:root[data-theme="light"] .theme-toggle .icon-moon { display: block; }

/* ------------------------------ Botões ------------------------------ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 1.08rem;
  font-weight: var(--fw-medium);
  line-height: 1.2;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
  transition: var(--transition-btn);
}
.btn--primary {
  background: var(--accent);
  color: var(--accent-inverse);
  border-color: var(--accent);
}
.btn--primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: var(--accent-inverse);
}
.btn--secondary {
  background: transparent;
  color: var(--text-body);
  border-color: var(--border);
}
.btn--secondary:hover {
  border-color: var(--border-hover);
  color: var(--text-h1);
}
.actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

/* -------------------------- Apresentação -------------------------- */
.apresentacao { padding-block: var(--pad-hero); }
.apresentacao-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: clamp(1.5rem, 5vw, 3.5rem);
  align-items: center;
}
.apresentacao h1 {
  font-size: var(--fs-h1);
  line-height: var(--lh-tight);
  letter-spacing: var(--tracking-h1);
  margin: 0 0 1.1rem;
}
.apresentacao .lead {
  font-size: var(--fs-lead);
  color: var(--text-muted);
  max-width: 56ch;
  margin-bottom: 1.5rem;
}
.apresentacao-photo {
  flex-shrink: 0;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  object-fit: cover;
  border: 4px solid var(--accent);
  box-shadow: var(--shadow-avatar);
}

/* --------------------- Faixa de arquitetura --------------------- */
.arch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(var(--arch-min), 1fr));
  gap: 1.25rem 2rem;
  padding-block: 1.5rem;
  border-block: 1px solid var(--border);
}
.arch-item .k {
  font-family: var(--font-mono);
  font-size: var(--fs-stat);
  color: var(--text-body);
}
.arch-item .v {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-top: 0.15rem;
}

/* ---------------------- Seções genéricas ---------------------- */
.section { padding-block: var(--pad-section); }
.section > h2 {
  font-size: var(--fs-h2);
  letter-spacing: var(--tracking-h2);
  margin: 0 0 0.35rem;
}
.section-lead {
  color: var(--text-muted);
  max-width: 60ch;
  margin-bottom: 2.5rem;
}

/* ----------------------- Grid de projetos ----------------------- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(var(--project-min), 1fr));
  gap: 1.5rem;
}

.project {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.95rem;
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: var(--transition-card);
}
.project:hover {
  transform: translateY(-3px);
  border-color: var(--border-hover);
}

.project-top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.75rem;
}
.project-top h3 { margin: 0; font-size: var(--fs-h3); color: var(--text-h3); }
.project-url {
  font-family: var(--font-mono);
  font-size: var(--fs-url);
  color: var(--text-muted);
  text-decoration: none;
  white-space: nowrap;
}
.project-url:hover { color: var(--accent); }

.project-desc {
  margin: 0;
  color: var(--text-muted);
  font-size: var(--fs-body);
  flex-grow: 1;
}

/* Motivo da escolha do banco — o elemento âncora do card */
.why {
  border-left: 3px solid var(--db-border, var(--border));
  padding: 0.6rem 0 0.6rem 0.85rem;
  background: linear-gradient(90deg, var(--db-bg, transparent), transparent 85%);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.why p { margin: 0.45rem 0 0; font-size: var(--fs-small); color: var(--text-body); }

.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: var(--fs-badge);
  font-weight: var(--fw-medium);
  letter-spacing: var(--tracking-badge);
  padding: 0.16rem 0.55rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
}
.badge + .badge { margin-left: 0.35rem; }
.badge--pg    { color: var(--db-pg);    background: var(--db-pg-bg);    border-color: var(--db-pg-border); }
.badge--mongo { color: var(--db-mongo); background: var(--db-mongo-bg); border-color: var(--db-mongo-border); }

.why--pg    { --db-border: var(--db-pg-border);    --db-bg: var(--db-pg-bg); }
.why--mongo { --db-border: var(--db-mongo-border); --db-bg: var(--db-mongo-bg); }
.why--both  { --db-border: var(--accent);          --db-bg: var(--accent-tint); }

.tags { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tag {
  font-family: var(--font-mono);
  font-size: var(--fs-tag);
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 0.12rem 0.5rem;
  border-radius: var(--radius-sm);
}

/* Pizzaria: card poliglota em destaque, largura total */
.project--featured { grid-column: 1 / -1; }
.project--featured .featured-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1.5rem;
  align-items: center;
}
.project--featured .badge { font-size: 0.85rem; }

/* ------------------------------ Stacks ------------------------------ */
.stacks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
}
.stack-card {
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.3rem 1.4rem;
}
.stack-card .stack-group {
  font-family: var(--font-mono);
  font-size: var(--fs-url);
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.stack-card .tags { gap: 0.4rem; }

/* ------------------------------ Gancho / contato ------------------------------ */
.contact-box {
  border: 1px solid var(--accent);
  background: var(--wash-featured);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 4vw, 2.75rem);
}
.contact-box .section-lead { margin-bottom: 1.5rem; }

.contact-links {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1rem;
  margin-bottom: 2rem;
}
.contact-card {
  display: block;
  background: var(--surface-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.2rem 1.35rem;
  text-decoration: none;
  transition: var(--transition-card);
}
.contact-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-3px);
}
.contact-card .k {
  font-family: var(--font-mono);
  font-size: var(--fs-url);
  color: var(--accent);
  margin-bottom: 0.35rem;
}
.contact-card .v {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--text-body);
}

/* ----------------------------- Footer ----------------------------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding-block: 2.5rem;
  margin-top: 2rem;
}
.footer-stack {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
}
.footer-links { display: flex; gap: 1.25rem; flex-wrap: wrap; margin-bottom: 0.75rem; }
.footer-links a { color: var(--text-body); text-decoration: none; font-size: 1.02rem; }
.footer-links a:hover { color: var(--accent); }
.footer-note { font-size: 0.88rem; color: var(--text-muted); margin: 0; }

/* ---------------------------- Responsivo ---------------------------- */
@media (max-width: 700px) {
  .apresentacao-grid { grid-template-columns: 1fr; }
  .apresentacao-grid .apresentacao-photo { order: -1; margin: 0 auto; }
}

@media (max-width: 640px) {
  .project--featured .featured-inner { grid-template-columns: 1fr; }
  .site-header nav ul.nav-links { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .project, .contact-card { transition: none; }
  .project:hover, .contact-card:hover { transform: none; }
}
