/* Layout: catálogo tipo "etiquetero de ferretería" — cada producto es una etiqueta numerada (el mismo número que se dice en los vídeos) */
:root {
  --bg: #fff1e4;
  --surface: #fffaf5;
  --surface-2: #ffe4cf;
  --ink: #5a3422;
  --muted: #8a5f48;
  --line: #f5d3b8;
  --accent: #c2410c;
  --accent-ink: #ffffff;
  --accent-soft: #ffe0c7;
  --mark: #ff8a3d;
  --mark-ink: #2b1100;
  --amazon: #ea580c;
  --amazon-ink: #ffffff;
  --shadow: 0 1px 2px rgb(36 24 19 / .06), 0 8px 24px -12px rgb(36 24 19 / .18);
  --f-display: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --f-body: "Figtree", "Segoe UI", system-ui, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Menlo, monospace;
  --r: 14px;
  --gutter-l: max(16px, env(safe-area-inset-left, 0px));
  --gutter-r: max(16px, env(safe-area-inset-right, 0px));
}
:root { color-scheme: light; }

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 var(--f-body); }
img { max-width: 100%; height: auto; }
[hidden] { display: none !important; }
a { color: var(--accent); text-underline-offset: 3px; }
:focus-visible { outline: 3px solid var(--mark); outline-offset: 2px; border-radius: 6px; }
h1, h2, h3 { font-family: var(--f-display); line-height: 1.12; text-wrap: balance; margin: 0; letter-spacing: -0.01em; }
h1 { font-size: clamp(2rem, 5.4vw, 3.4rem); font-weight: 800; }
h2 { font-size: clamp(1.45rem, 3vw, 2rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 700; }
p { margin: 0; }
.wrap { max-width: 1180px; margin: 0 auto; padding-left: var(--gutter-l); padding-right: var(--gutter-r); }
.eyebrow { font: 600 .75rem/1 var(--f-mono); letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.muted { color: var(--muted); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 50; background: var(--surface); padding: 8px 12px; }

/* Cabecera */
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 30; background: var(--surface); }
.top { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20; background: color-mix(in srgb, var(--surface) 92%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; align-items: center; gap: 16px; min-height: 64px; flex-wrap: wrap; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font: 800 1.2rem/1 var(--f-display); }
.logo-mark { width: 34px; height: 34px; border-radius: 9px; background: #ea580c; color: #ffffff; display: grid; place-items: center; }
.logo-mark svg { width: 20px; height: 20px; }
.nav { display: flex; gap: 4px; margin-left: auto; flex-wrap: wrap; min-width: 0; }
.nav a { color: var(--ink); text-decoration: none; font-weight: 600; font-size: .95rem; padding: 8px 12px; border-radius: 999px; }
.nav a:hover, .nav a[aria-current="page"] { background: var(--surface-2); }
.nav .nav-video { background: var(--accent); color: var(--accent-ink); }
.nav .nav-video:hover { background: var(--accent); color: var(--accent-ink); }
@media (max-width: 640px) {
  .top .wrap { padding-block: 10px; gap: 8px; }
  .nav { margin-left: 0; width: 100%; overflow-x: auto; flex-wrap: nowrap; }
  .nav a { white-space: nowrap; padding: 6px 10px; }
}

/* Portada */
.hero { padding-block: clamp(32px, 6vw, 64px) 24px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr); gap: clamp(24px, 4vw, 56px); align-items: end; }
.hero h1 em { font-style: normal; background: var(--mark); color: var(--mark-ink); padding: 0 .14em; border-radius: 6px; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.hero-lead { font-size: 1.12rem; color: var(--muted); margin-top: 16px; max-width: 34em; }
.numcard { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 20px; box-shadow: var(--shadow); display: grid; grid-template-columns: minmax(0, 1fr); gap: 12px; }
.numcard label { font-weight: 700; font-family: var(--f-display); font-size: 1.1rem; }
.numrow { display: flex; gap: 8px; }
.numrow input { flex: 1; min-width: 0; width: 100%; font: 600 1.6rem/1 var(--f-mono); padding: 12px 14px; border-radius: 10px; border: 2px solid var(--line); background: var(--bg); color: var(--ink); }
.numrow input:focus { border-color: var(--accent); outline: none; }
.numrow button { font: 700 1rem var(--f-body); padding: 0 18px; border-radius: 10px; border: 0; background: var(--accent); color: var(--accent-ink); cursor: pointer; }
.numhint { font-size: .9rem; color: var(--muted); }
.numresult { min-height: 1.5em; font-weight: 600; }

.problems { padding-block: 8px 8px; }
.problems h2 { font-size: 1.25rem; margin-bottom: 12px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font: 600 .95rem/1.2 var(--f-body); padding: 10px 14px; border-radius: 999px; border: 1.5px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; transition: background .15s, border-color .15s, transform .15s; }
.chip:hover { border-color: var(--accent); transform: translateY(-1px); }
.chip[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.chip .count { font-family: var(--f-mono); font-size: .8rem; opacity: .7; margin-left: 4px; }

/* Barra de filtros */
.catalog { padding-block: 24px 56px; }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-block: 16px 20px; }
.search { flex: 1 1 260px; position: relative; }
.search input { width: 100%; font: 500 1rem var(--f-body); padding: 12px 14px 12px 42px; border-radius: 12px; border: 1.5px solid var(--line); background: var(--surface); color: var(--ink); }
.search input:focus { border-color: var(--accent); outline: none; }
.search svg { position: absolute; left: 14px; top: 50%; translate: 0 -50%; width: 18px; height: 18px; color: var(--muted); }
.select, .toggle { font: 600 .95rem var(--f-body); padding: 11px 14px; border-radius: 12px; border: 1.5px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; }
.toggle[aria-pressed="true"] { border-color: var(--accent); background: var(--accent-soft); }
.catchips { margin-bottom: 8px; }
.result-line { font-size: .95rem; color: var(--muted); margin-bottom: 14px; }
.result-line button { background: none; border: 0; color: var(--accent); font: inherit; font-weight: 700; cursor: pointer; padding: 0 4px; text-decoration: underline; }

/* Tarjetas */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 270px), 1fr)); gap: 16px; }
.card { position: relative; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); display: flex; flex-direction: column; overflow: hidden; transition: transform .18s, box-shadow .18s; }
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.card-visual { position: relative; aspect-ratio: 16 / 10; max-width: 100%; background: var(--surface-2); display: grid; place-items: center; color: var(--accent); }
.card-visual img { width: 100%; height: 100%; object-fit: cover; }
.ilus { position: absolute; bottom: 8px; right: 8px; font: 600 .7rem var(--f-mono); background: var(--surface); color: var(--muted); padding: 3px 6px; border-radius: 4px; }
.card-visual svg { width: 34%; height: auto; opacity: .9; }
.tag { position: absolute; top: 12px; left: 12px; font: 700 .85rem/1 var(--f-mono); background: var(--mark); color: var(--mark-ink); padding: 7px 10px 7px 14px; border-radius: 4px 8px 8px 4px; clip-path: polygon(8px 0, 100% 0, 100% 100%, 8px 100%, 0 50%); letter-spacing: .04em; }
.fav { position: absolute; top: 8px; right: 8px; width: 40px; height: 40px; border-radius: 50%; border: 0; background: var(--surface); color: var(--muted); display: grid; place-items: center; cursor: pointer; box-shadow: var(--shadow); }
.fav svg { width: 20px; height: 20px; }
.fav[aria-pressed="true"] { color: #d9364f; }
.fav[aria-pressed="true"] svg path { fill: currentColor; }
.card-body { padding: 16px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card-cat { font: 600 .72rem/1 var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.card h3 a { color: var(--ink); text-decoration: none; }
.card h3 a:hover { color: var(--accent); }
.card-sum { color: var(--muted); font-size: .95rem; }
.solves { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }
.solves span { font-size: .78rem; font-weight: 600; background: var(--accent-soft); color: var(--ink); padding: 4px 8px; border-radius: 6px; }
.card-actions { display: grid; grid-template-columns: 1fr auto; gap: 8px; padding: 0 16px 16px; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: 700 .95rem/1 var(--f-body); padding: 13px 16px; border-radius: 10px; border: 0; text-decoration: none; cursor: pointer; transition: filter .15s, transform .15s; }
.btn:hover { filter: brightness(1.08); }
.btn:active { transform: scale(.98); }
.btn-amazon { background: var(--amazon); color: var(--amazon-ink); }
.btn-amazon svg { width: 16px; height: 16px; }
.btn-ghost { background: var(--surface-2); color: var(--ink); }
.btn-big { font-size: 1.05rem; padding: 16px 22px; }
.cmp { display: flex; align-items: center; gap: 6px; font-size: .85rem; color: var(--muted); padding: 0 16px 14px; cursor: pointer; user-select: none; }
.cmp input { accent-color: var(--accent); width: 16px; height: 16px; }
.empty { padding: 40px 20px; text-align: center; color: var(--muted); border: 2px dashed var(--line); border-radius: var(--r); }

/* Comparador */
.tray { position: fixed; left: 0; right: 0; bottom: 0; z-index: 25; background: var(--surface); color: var(--ink); border-top: 2px solid var(--accent); box-shadow: 0 -8px 24px -12px rgb(36 24 19 / .25); padding: 12px var(--gutter-r) calc(12px + env(safe-area-inset-bottom, 0px)) var(--gutter-l); display: flex; align-items: center; gap: 12px; flex-wrap: wrap; transform: translateY(110%); transition: transform .25s; }
.tray.on { transform: none; }
.tray-items { display: flex; gap: 8px; flex-wrap: wrap; flex: 1; min-width: 0; }
.tray-items span { font: 600 .85rem var(--f-mono); background: var(--accent-soft); padding: 6px 10px; border-radius: 6px; }
.tray .btn { background: var(--accent); color: var(--accent-ink); }
.tray .link { background: none; border: 0; color: inherit; text-decoration: underline; cursor: pointer; font: inherit; }

dialog { border: 0; border-radius: 18px; padding: 0; max-width: min(920px, calc(100vw - 32px)); width: 100%; background: var(--surface); color: var(--ink); box-shadow: 0 30px 80px -20px rgb(0 0 0 / .5); }
dialog::backdrop { background: rgb(20 12 8 / .55); backdrop-filter: blur(3px); }
.dlg-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 18px 20px; border-bottom: 1px solid var(--line); }
.dlg-close { width: 40px; height: 40px; border-radius: 50%; border: 0; background: var(--surface-2); color: var(--ink); font-size: 1.3rem; cursor: pointer; }
.dlg-body { padding: 20px; overflow-x: auto; }
.cmp-table { border-collapse: collapse; width: 100%; min-width: 560px; font-size: .95rem; }
.cmp-table th, .cmp-table td { text-align: left; vertical-align: top; padding: 12px; border-bottom: 1px solid var(--line); }
.cmp-table th[scope="row"] { font: 600 .75rem var(--f-mono); text-transform: uppercase; letter-spacing: .08em; color: var(--muted); width: 120px; }
.cmp-table ul { margin: 0; padding-left: 18px; }

/* Secciones portada */
.band { padding-block: 48px; border-top: 1px solid var(--line); }
.band-head { display: flex; justify-content: space-between; align-items: end; gap: 16px; flex-wrap: wrap; margin-bottom: 20px; }
.guides { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 16px; }
.guide { display: flex; flex-direction: column; gap: 10px; padding: 22px; border-radius: var(--r); background: var(--surface); border: 1px solid var(--line); text-decoration: none; color: var(--ink); }
.guide:hover { border-color: var(--accent); }
.guide .nums { font: 600 .8rem var(--f-mono); color: var(--accent); }
.video-band { background: var(--accent-soft); color: var(--ink); border-top: 0; }
.video-band .eyebrow { color: var(--accent); }
.video-band p { color: var(--muted); max-width: 40em; }
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); gap: 16px; margin-top: 24px; list-style: none; padding: 0; counter-reset: s; }
.steps li { counter-increment: s; padding: 18px; border-radius: var(--r); border: 1px solid var(--line); background: var(--surface); }
.steps li::before { content: "Paso " counter(s); display: block; font: 600 .75rem var(--f-mono); letter-spacing: .1em; text-transform: uppercase; color: var(--accent); margin-bottom: 6px; }
.video-band .btn { background: var(--accent); color: var(--accent-ink); margin-top: 24px; }

/* Ficha de producto */
.crumbs { font-size: .9rem; color: var(--muted); padding-block: 20px 0; }
.crumbs a { color: var(--muted); }
.pd { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(24px, 4vw, 48px); padding-block: 20px 40px; align-items: start; }
.pd-visual { position: sticky; top: 90px; border-radius: 18px; overflow: hidden; border: 1px solid var(--line); }
.pd-visual .card-visual { aspect-ratio: 1; }
.pd-info { display: grid; gap: 18px; }
.pd-lead { font-size: 1.15rem; color: var(--muted); }
.pd-cta { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.pd-note { font-size: .85rem; color: var(--muted); }
.proscons { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); gap: 12px; }
.proscons div { padding: 16px; border-radius: 12px; background: var(--surface); border: 1px solid var(--line); }
.proscons h3 { font-size: .95rem; margin-bottom: 8px; }
.proscons ul { margin: 0; padding-left: 20px; display: grid; gap: 4px; }
.pc-pro h3 { color: var(--accent); }
.ideal { padding: 16px; border-radius: 12px; background: var(--accent-soft); }
.prose { max-width: 68ch; display: grid; gap: 14px; font-size: 1.05rem; }
.prose h2 { margin-top: 18px; }
@media (max-width: 760px) {
  .hero-grid, .pd { grid-template-columns: minmax(0, 1fr); }
  .pd-visual { position: static; }
}

/* Lista de una guía */
.rank { display: grid; gap: 20px; counter-reset: r; padding: 0; list-style: none; }
.rank-item { display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: 20px; padding: 18px; border-radius: var(--r); background: var(--surface); border: 1px solid var(--line); }
.rank-item .card-visual { aspect-ratio: 1; border-radius: 10px; }
.rank-item .card-visual .tag { top: 8px; left: 8px; }
.rank-item h2 { font-size: 1.3rem; }
.rank-item .body { display: grid; gap: 10px; align-content: start; }
@media (max-width: 560px) { .rank-item { grid-template-columns: 1fr; } .rank-item .card-visual { aspect-ratio: 16/9; } }

/* Página de vídeos */
.vlist { display: grid; gap: 12px; }
.vrow { scroll-margin-top: 140px; display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 14px; align-items: center; padding: 14px; border-radius: var(--r); background: var(--surface); border: 1px solid var(--line); }
.vrow .tag { position: static; font-size: 1.05rem; }
.vrow h3 { font-size: 1.05rem; }
.vrow h3 a { color: var(--ink); text-decoration: none; }
.vrow.hit { border-color: var(--mark); box-shadow: 0 0 0 3px var(--mark); }
@media (max-width: 520px) { .vrow { grid-template-columns: auto minmax(0, 1fr); } .vrow .btn { grid-column: 1 / -1; } }

/* Pie */
.foot { border-top: 1px solid var(--line); padding-block: 32px calc(32px + env(safe-area-inset-bottom, 0px)); font-size: .9rem; color: var(--muted); }
.foot .wrap { display: grid; gap: 14px; }
.foot nav { display: flex; gap: 16px; flex-wrap: wrap; }
.foot a { color: var(--muted); }
.disclosure { font-size: .85rem; padding: 10px 14px; border-radius: 10px; background: var(--surface-2); color: var(--muted); }

/* Herramienta */
.tool { display: grid; gap: 14px; max-width: 760px; padding-block: 24px 60px; }
.tool label { font-weight: 700; display: grid; gap: 6px; }
.tool input, .tool textarea, .tool select { font: 500 1rem var(--f-body); padding: 10px 12px; border-radius: 10px; border: 1.5px solid var(--line); background: var(--surface); color: var(--ink); width: 100%; }
.tool textarea { min-height: 80px; }
.tool pre { background: var(--surface-2); padding: 14px; border-radius: 10px; overflow-x: auto; font: .85rem/1.5 var(--f-mono); white-space: pre-wrap; word-break: break-word; }
.two { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 220px), 1fr)); gap: 14px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}

/* Portada: productos nada más entrar */
.hero-compact { padding-block: clamp(18px, 3vw, 32px) 0; }
.hero-compact h1 { font-size: clamp(1.7rem, 4vw, 2.6rem); }
.hero-compact .hero-lead { margin-top: 8px; font-size: 1rem; }
.catalog .problems { padding: 0 0 4px; }
.catalog .problems h2 { font-size: 1rem; margin-bottom: 8px; }
#numform { max-width: 520px; }
.catalog { padding-top: 12px; }
.catalog .chips { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; padding-bottom: 4px; margin-inline: -16px; padding-inline: 16px; scroll-padding-inline: 16px; }
.catalog .chips::-webkit-scrollbar { display: none; }
.catalog .chips .chip { flex: none; white-space: nowrap; }
@media (min-width: 900px) { .catalog .chips { margin-inline: 0; padding-inline: 0; } }