/* Lowforge — página de material (gear/, pt/material/): js/gear-page.js + js/gear.js.
   Os cartões usam os estilos do braço (styles.css: .gear-card, .gear-grid…); aqui fica só a página. */

.gp{ max-width:var(--maxw-read); padding-top:28px; padding-bottom:24px; }

/* ── Topo: título à esquerda, ficha da afinação à direita ─────────────────── */
.gp-top{ display:grid; grid-template-columns:minmax(0, 1fr) minmax(300px, 400px); gap:24px 56px; align-items:center; }
.gp-head{ min-width:0; max-width:760px; }
.gp-kicker{ margin:0 0 6px; font-size:.78rem; letter-spacing:.08em; text-transform:uppercase; color:var(--ember); }
.gp-head h1{ font-family:var(--font-display); font-weight:400; font-size:clamp(2.2rem, 5vw, 3.6rem); line-height:1; margin:0 0 12px; letter-spacing:.01em; }
.gp-lead{ margin:0; color:var(--text-muted); font-size:.98rem; line-height:1.6; max-width:62ch; }

/* ficha: a resposta a "que cordas e que palheta para esta afinação?" antes dos cartões */
.gp-spec{
  position:relative; isolation:isolate; min-width:0;
  padding:20px 22px 18px;
  background:
    radial-gradient(80% 120% at 100% 0%, rgba(209,170,141,.10), rgba(209,170,141,0) 60%),
    linear-gradient(180deg, var(--surface-2), var(--surface));
  border:1px solid rgba(209,170,141,.16); border-radius:var(--radius);
  box-shadow:0 1px 3px rgba(0,0,0,.5), 0 10px 22px -10px rgba(0,0,0,.75), inset 0 1px 0 rgba(255,255,255,.05);
}
.gp-spec::before{
  content:''; position:absolute; top:0; left:22px; right:22px; height:2px; border-radius:2px;
  background:linear-gradient(90deg, var(--ember), rgba(209,170,141,0) 70%); opacity:.7; pointer-events:none;
}
.gp-spec-top{ display:flex; align-items:flex-start; justify-content:space-between; gap:12px; margin-bottom:14px; }
.gp-spec-id{ min-width:0; }
.gp-spec-k{ margin:0 0 4px; font-size:.68rem; font-weight:700; letter-spacing:.1em; text-transform:uppercase; color:var(--ember); }
.gp-spec-name{ margin:0; font-family:var(--font-display); font-weight:400; font-size:clamp(1.5rem, 1.15rem + .9vw, 1.9rem); line-height:1; letter-spacing:.015em; color:var(--text); }
.gp-spec-name span{ font-family:var(--font-display); }
.gp-spec-notes{ margin:6px 0 0; font-size:.78rem; letter-spacing:.14em; color:var(--text-faint); }
.gp-spec-dl{ display:grid; grid-template-columns:repeat(2, minmax(0, 1fr)); gap:12px 18px; margin:0; padding-top:14px; border-top:1px solid var(--line); }
.gp-spec-dl > div{ min-width:0; }
.gp-spec-dl dt{ margin:0 0 3px; font-size:.68rem; letter-spacing:.06em; text-transform:uppercase; color:var(--text-faint); }
.gp-spec-dl dd{ margin:0; font-size:1rem; font-weight:600; color:var(--text); }

/* link para o braço (na ficha) */
.gp-map{
  flex:0 0 auto; display:inline-block; padding:6px 0; line-height:1.3; white-space:nowrap;
  color:var(--ember); font-size:.86rem; font-weight:600; text-decoration:none;
  border-bottom:1px solid transparent; transition:color .15s, border-color .15s;
}
.gp-map:hover{ color:var(--text); border-bottom-color:var(--ember-dim); }
.gp-map:focus-visible{ outline:2px solid var(--ember); outline-offset:3px; border-radius:4px; }

/* ── Barra fixa: afinação + secções ────────────────────────────────────────
   Pílula que fica no topo ao descer (sticky dentro do main). Sem JS fica no sítio. */
.gp-bar-sentinel{ display:block; height:1px; margin-top:26px; }
.gp-bar{
  position:sticky; top:10px; z-index:40;
  display:flex; align-items:center; gap:10px 16px; min-width:0;
  padding:7px 8px 7px 18px;
  background:rgba(24,24,24,.9); -webkit-backdrop-filter:saturate(1.2) blur(12px); backdrop-filter:saturate(1.2) blur(12px);
  border:1px solid var(--line); border-radius:999px;
  transition:box-shadow .2s ease, border-color .2s ease;
}
.gp-bar.is-stuck{ border-color:rgba(209,170,141,.22); box-shadow:0 14px 30px -14px rgba(0,0,0,.9); }
.gp-bar-label{ flex:0 0 auto; font-size:.7rem; font-weight:600; letter-spacing:.08em; text-transform:uppercase; color:var(--text-faint); }
.gp-sel{ flex:0 0 auto; width:clamp(200px, 26vw, 320px); min-width:0; }
/* o texto não pode passar por baixo da seta: corta com reticências */
.gp-sel select{ width:100%; padding-right:38px; text-overflow:ellipsis; white-space:nowrap; overflow:hidden; }
.gp-toc{
  flex:1 1 auto; min-width:0; display:flex; gap:6px; overflow-x:auto; overscroll-behavior-x:contain;
  scrollbar-width:none; -webkit-mask-image:linear-gradient(90deg, #000 calc(100% - 28px), transparent); mask-image:linear-gradient(90deg, #000 calc(100% - 28px), transparent);
  padding-right:24px;
}
.gp-toc::-webkit-scrollbar{ display:none; }
.gp-toc a{
  flex:0 0 auto; display:inline-flex; align-items:center; min-height:36px; padding:0 14px; border-radius:999px;
  font-size:.8rem; font-weight:500; letter-spacing:.02em; color:var(--text-muted); text-decoration:none; white-space:nowrap;
  border:1px solid transparent;
  transition:border-color .15s, color .15s, background-color .15s;
}
.gp-toc a:hover{ color:var(--text); border-color:var(--ember-dim); }
.gp-toc a.is-active{ color:#121212; background:var(--ember); border-color:var(--ember); }
.gp-toc a:focus-visible{ outline:2px solid var(--ember); outline-offset:-2px; }

/* ── Secções ───────────────────────────────────────────────────────────────── */
.gp-sec{ margin-top:52px; padding-top:30px; border-top:1px solid var(--line-soft); scroll-margin-top:84px; }
.gp-body > .gp-sec:first-child{ margin-top:30px; padding-top:0; border-top:0; }
.gp-sec-head{ margin-bottom:18px; }
.gp-sec-head h2{
  margin:0 0 8px;
  font-family:var(--font-display); font-weight:400; font-size:clamp(1.35rem, .95rem + 1.4vw, 2rem);
  line-height:1.05; letter-spacing:.015em; color:var(--text);
}
/* a regra universal de font-family (*) não deixa o <span> herdar a Bebas */
.gp-sec-head h2 > span:not(.gear-group-tag){ font-family:var(--font-display); }
/* etiqueta ao lado do título (texto corrido, sem flex: o nome da afinação é um <span>) */
.gp-sec-head h2 > .gear-group-tag{ display:inline-block; vertical-align:middle; position:relative; top:-.12em; margin-left:10px; }
.gp-sec-head p{ margin:0; color:var(--text-muted); font-size:.92rem; line-height:1.55; max-width:72ch; }
.gp-sec-head .gp-note{ margin:0; font-size:.78rem; color:var(--text-faint); }

/* Chegou com outra afinação no link (ou guardada): o HTML traz Drop C, por isso o corpo e a
   ficha esperam pelo primeiro desenho (o js/gear-page.js tira a classe; sem JS, o LF_NOJS tira o .js). */
.gp-body, .gp-spec{ transition:opacity .2s ease; }
.js.gp-wait .gp-body, .js.gp-wait .gp-spec{ opacity:0; }

.gp .gear-disclosure{ margin-top:56px; }

@media (max-width:1000px){
  .gp-top{ grid-template-columns:minmax(0, 1fr); gap:22px; align-items:start; }
  .gp-spec{ max-width:560px; }
}
@media (max-width:720px){
  .gp{ padding-top:18px; }
  .gp-lead{ font-size:.94rem; }
  .gp-spec{ padding:16px 16px 14px; }
  .gp-spec::before{ left:16px; right:16px; }
  .gp-spec-top{ margin-bottom:12px; }
  .gp-spec-dl{ gap:10px 14px; padding-top:12px; }
  .gp-spec-dl dd{ font-size:.94rem; }
  .gp-bar-sentinel{ margin-top:18px; }
  .gp-bar{ top:8px; padding:6px; gap:6px; }
  .gp-bar-label{ position:absolute; width:1px; height:1px; margin:-1px; padding:0; overflow:hidden; clip:rect(0 0 0 0); white-space:nowrap; border:0; }
  .gp-sel{ flex:0 0 auto; width:46%; }
  .gp-toc a{ padding:0 12px; }
  .gp-sec{ margin-top:40px; padding-top:24px; }
  .gp-body > .gp-sec:first-child{ margin-top:24px; }
  .gp .gear-disclosure{ margin-top:40px; }
}
@media (prefers-reduced-motion:reduce){ .gp-body, .gp-spec, .gp-bar{ transition:none; } }