/* =========================================================
   Automatization Blender — estilos
   Papel cuadriculado color hueso · tipografía grande ·
   botones píldora · detalles de plano (rótulo, cotas, láminas)
   ========================================================= */

:root {
  /* papel */
  --bone: #ede7da;
  --bone-2: #f5f1e8;
  --bone-3: #e4ddcd;
  --paper: #faf7f1;

  /* tinta */
  --ink: #16150f;
  --ink-2: #4a473d;
  --ink-3: #8a8574;
  --rule: rgba(22, 21, 15, .12);
  --rule-2: rgba(22, 21, 15, .22);

  /* azul de plano */
  --accent: #2b46e8;
  --accent-2: #1a31c4;
  --accent-soft: rgba(43, 70, 232, .1);

  /* cuadrícula */
  --grid-minor: rgba(43, 70, 232, .07);
  --grid-major: rgba(43, 70, 232, .14);
  --cell: 8px;
  --cell-major: 40px;

  --ok: #1f8a57;
  --warn: #b7851a;
  --err: #c43d32;

  --r-xl: 28px;
  --r-lg: 18px;
  --r-md: 12px;

  --font: "Inter Tight", "Helvetica Neue", Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, Consolas, monospace;
  --ease: cubic-bezier(.22, .9, .25, 1);
}

* { box-sizing: border-box; }
html { color-scheme: light; scroll-behavior: smooth; scroll-padding-top: 100px; overflow-x: hidden; overflow-x: clip; }

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  background-color: var(--bone);
  /* hoja cuadriculada: líneas finas cada 8 px y gruesas cada 40 px */
  background-image:
    linear-gradient(var(--grid-major) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-major) 1px, transparent 1px),
    linear-gradient(var(--grid-minor) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-minor) 1px, transparent 1px);
  background-size:
    var(--cell-major) var(--cell-major),
    var(--cell-major) var(--cell-major),
    var(--cell) var(--cell),
    var(--cell) var(--cell);
  background-position: -1px -1px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  overflow-x: clip;
}

h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -.035em; line-height: 1; }
em { font-style: normal; color: var(--accent); }
code, .mono { font-family: var(--mono); font-size: .84em; }
code { background: var(--bone-3); padding: 1px 6px; border-radius: 6px; color: var(--ink); }
.muted { color: var(--ink-3); margin: 0; }
[hidden] { display: none !important; }
::selection { background: var(--accent); color: var(--paper); }

.num {
  font-family: var(--mono); font-size: 12px; font-weight: 500; letter-spacing: 0;
  color: var(--accent); vertical-align: top; margin-right: 10px;
}
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--accent); margin-right: 10px; vertical-align: 1px; }

/* =========================================================
   Navegación flotante
   ========================================================= */
.nav {
  position: fixed; top: 16px; left: 20px; right: 20px; z-index: 30;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 8px 8px 8px 18px;
  background: rgba(245, 241, 232, .82);
  backdrop-filter: blur(14px) saturate(1.2);
  -webkit-backdrop-filter: blur(14px) saturate(1.2);
  border: 1px solid var(--rule);
  border-radius: 999px;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; }
.brand-mark { width: 30px; height: 30px; display: grid; place-items: center; color: var(--accent); }
.brand-mark svg { width: 26px; height: 26px; }
.brand-name { font-weight: 500; letter-spacing: -.02em; font-size: 15px; }
.brand-name b { font-weight: 700; margin-left: 4px; }

.nav-links { display: flex; gap: 4px; }
.nav-links a {
  color: var(--ink-2); text-decoration: none; font-size: 14px; font-weight: 500;
  padding: 8px 14px; border-radius: 999px; transition: background .2s, color .2s;
}
.nav-links a:hover { background: var(--bone-3); color: var(--ink); }

.nav-right { display: flex; align-items: center; gap: 10px; }
.status-pills { display: flex; gap: 6px; }
.pill {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .04em;
  color: var(--ink-2); padding: 7px 11px; border-radius: 999px;
  border: 1px solid var(--rule); background: var(--paper);
  white-space: nowrap;
}
.pill i { width: 7px; height: 7px; border-radius: 50%; background: var(--ink-3); }
.pill.ok i { background: var(--ok); box-shadow: 0 0 0 3px rgba(31,138,87,.15); }
.pill.warn i { background: var(--warn); }
.pill.err i { background: var(--err); }

.demo-banner {
  position: relative; z-index: 2;
  margin: 92px 20px 0; padding: 12px 18px;
  border: 1px dashed var(--warn); border-radius: var(--r-md);
  background: rgba(250, 247, 241, .9); color: var(--ink-2); font-size: 14px;
}
.demo-banner b { color: var(--ink); }

/* =========================================================
   Botones píldora
   ========================================================= */
.btn {
  --h: 48px;
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  height: var(--h); padding: 0 6px 0 22px;
  font: inherit; font-weight: 500; font-size: 15px; letter-spacing: -.01em;
  border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; text-decoration: none; white-space: nowrap; overflow: hidden;
  transition: background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease), transform .2s var(--ease);
}
.btn:not(:has(.btn-dot)) { padding: 0 20px; }
.btn > span:first-child { position: relative; z-index: 1; }
.btn-dot {
  width: calc(var(--h) - 12px); height: calc(var(--h) - 12px);
  border-radius: 50%; display: grid; place-items: center; flex: none;
  transition: transform .45s var(--ease), background .35s var(--ease);
}
.btn-dot svg { width: 14px; height: 14px; }
.btn:hover .btn-dot { transform: rotate(45deg); }
.btn:active { transform: scale(.98); }
.btn:disabled { opacity: .5; cursor: progress; }
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.btn-sm { --h: 40px; font-size: 14px; }
.btn-lg { --h: 58px; font-size: 17px; }

.btn-dark { background: var(--ink); color: var(--paper); }
.btn-dark .btn-dot { background: var(--accent); color: #fff; }
.btn-dark:hover { background: var(--accent); }
.btn-dark:hover .btn-dot { background: var(--paper); color: var(--accent); }

.btn-accent { background: var(--accent); color: #fff; }
.btn-accent .btn-dot { background: var(--paper); color: var(--accent); }
.btn-accent:hover { background: var(--ink); }

.btn-line { background: transparent; color: var(--ink); border-color: var(--rule-2); }
.btn-line:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* =========================================================
   Portada
   ========================================================= */
.hero {
  position: relative;
  max-width: 1440px; margin: 0 auto;
  padding: 150px 40px 70px;
  min-height: 100vh;
  display: flex; flex-direction: column; justify-content: flex-end;
}
.demo-banner:not([hidden]) + .hero { padding-top: 60px; }

.eyebrow {
  margin: 0 0 28px;
  font-family: var(--mono); font-size: 12.5px; text-transform: uppercase; letter-spacing: .06em;
  color: var(--ink-2);
}

.hero-title {
  font-size: clamp(56px, 11.5vw, 188px);
  font-weight: 600;
  letter-spacing: -.055em;
  line-height: .9;
  margin: 0;
}
.hero-title em { display: inline-block; }

/* cota bajo el titular */
.dimension { display: flex; align-items: center; gap: 14px; margin: 34px 0 40px; max-width: 760px; }
.dim-line { flex: 1; height: 1px; background: var(--ink); position: relative; }
.dim-line:first-child::before,
.dim-line:last-child::after {
  content: ""; position: absolute; top: -7px; width: 1px; height: 15px; background: var(--ink);
}
.dim-line:first-child::before { left: 0; }
.dim-line:last-child::after { right: 0; }
.dim-line:first-child::after,
.dim-line:last-child::before {
  content: ""; position: absolute; top: -4px; width: 9px; height: 9px;
  border-top: 1px solid var(--ink); transform: rotate(45deg);
}
.dim-line:first-child::after { left: 1px; border-left: 1px solid var(--ink); }
.dim-line:last-child::before { right: 1px; border-right: 1px solid var(--ink); transform: rotate(-45deg); }
.dim-label { font-family: var(--mono); font-size: 12px; color: var(--ink-2); white-space: nowrap; }

.hero-foot { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 420px); gap: 40px; align-items: end; }
.hero-lead { margin: 0; max-width: 560px; font-size: 19px; line-height: 1.5; color: var(--ink-2); letter-spacing: -.01em; }

/* rótulo de plano */
.title-block {
  margin: 0; display: grid; grid-template-columns: 1fr 1fr;
  border: 1px solid var(--ink); background: var(--paper);
}
.title-block div { padding: 10px 14px; border-right: 1px solid var(--ink); border-bottom: 1px solid var(--ink); }
.title-block div:nth-child(2n) { border-right: 0; }
.title-block div:nth-last-child(-n+2) { border-bottom: 0; }
.title-block dt { font-family: var(--mono); font-size: 10px; text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); }
.title-block dd { margin: 2px 0 0; font-size: 14px; font-weight: 500; }

.scroll-hint {
  position: absolute; right: 40px; top: 150px;
  font-family: var(--mono); font-size: 11.5px; text-transform: uppercase; letter-spacing: .08em;
  color: var(--ink-2); text-decoration: none; display: flex; align-items: center; gap: 10px;
  writing-mode: vertical-rl;
}
.scroll-hint span { width: 1px; height: 64px; background: var(--rule-2); position: relative; overflow: hidden; }
.scroll-hint span::after { content: ""; position: absolute; left: 0; top: -40%; width: 1px; height: 40%; background: var(--accent); animation: drop 2s var(--ease) infinite; }
@keyframes drop { to { top: 100%; } }

/* =========================================================
   Franja "cómo funciona"
   ========================================================= */
.steps-strip {
  max-width: 1440px; margin: 0 auto; padding: 0 40px 80px;
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--ink);
}
.strip-item { padding: 26px 28px 0 0; }
.strip-item + .strip-item { padding-left: 28px; border-left: 1px solid var(--rule-2); }
.strip-item .num { display: block; margin-bottom: 40px; }
.strip-item h3 { font-size: 34px; margin-bottom: 12px; }
.strip-item p { margin: 0; color: var(--ink-2); max-width: 340px; }

/* =========================================================
   Layout principal
   ========================================================= */
.layout {
  max-width: 1440px; margin: 0 auto;
  padding: 0 40px 40px;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  grid-template-areas: "form job" "history history";
  gap: 24px;
}
.panel-form { grid-area: form; }
.panel-job { grid-area: job; align-self: start; position: sticky; top: 96px; }
.panel-history { grid-area: history; margin-top: 56px; }

.card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: var(--r-xl);
  padding: 28px;
  min-width: 0;
  box-shadow: 0 1px 0 rgba(255,255,255,.7) inset, 0 30px 60px -45px rgba(22,21,15,.35);
}
/* marcas de corte en las esquinas */
.card::before, .card::after {
  content: "+"; position: absolute; font-family: var(--mono); font-size: 14px; line-height: 1;
  color: var(--accent); pointer-events: none;
}
.card::before { top: -8px; left: -5px; }
.card::after { bottom: -8px; right: -5px; }

.card-head { display: flex; align-items: baseline; gap: 14px; margin-bottom: 24px; }
.card-head h2 { font-size: clamp(30px, 3.2vw, 44px); }
.sheet {
  order: 3; margin-left: auto;
  font-family: var(--mono); font-size: 11px; color: var(--ink-3);
  border: 1px solid var(--rule-2); padding: 3px 8px; border-radius: 6px;
}
.job-id { order: 2; font-family: var(--mono); font-size: 11.5px; color: var(--ink-3); }

/* Tabs */
.tabs {
  display: flex; gap: 4px; padding: 5px; margin-bottom: 24px;
  background: var(--bone); border: 1px solid var(--rule); border-radius: 999px;
}
.tab {
  flex: 1; border: 0; background: transparent; color: var(--ink-2);
  font: inherit; font-size: 14.5px; font-weight: 500;
  padding: 10px 12px; border-radius: 999px; cursor: pointer;
  transition: background .3s var(--ease), color .3s var(--ease);
}
.tab:hover { color: var(--ink); }
.tab.is-active { background: var(--ink); color: var(--paper); }

.tab-panel { display: flex; flex-direction: column; gap: 18px; }

/* Campos */
.field { display: flex; flex-direction: column; gap: 7px; min-width: 0; }
.label {
  font-family: var(--mono); font-size: 11px; font-weight: 500;
  text-transform: uppercase; letter-spacing: .07em; color: var(--ink-3);
}

textarea, input[type="text"], input[type="url"], input[type="number"], select {
  width: 100%;
  font: inherit; font-size: 15px; color: var(--ink);
  background: var(--bone-2);
  border: 1px solid var(--rule);
  border-radius: var(--r-md);
  padding: 11px 14px;
  transition: border-color .2s, box-shadow .2s, background .2s;
}
textarea {
  resize: vertical; min-height: 110px; font-size: 20px; letter-spacing: -.015em; line-height: 1.35;
  /* renglones como hoja de memoria */
  background-image: linear-gradient(transparent calc(100% - 1px), var(--grid-minor) 0);
  background-size: 100% 27px; background-attachment: local;
}
textarea::placeholder, input::placeholder { color: var(--ink-3); }
textarea:focus, input:focus, select:focus {
  outline: none; border-color: var(--accent); background-color: var(--paper);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
select {
  appearance: none; cursor: pointer;
  background-image: linear-gradient(45deg, transparent 50%, var(--ink-2) 50%), linear-gradient(135deg, var(--ink-2) 50%, transparent 50%);
  background-position: calc(100% - 17px) 52%, calc(100% - 12px) 52%;
  background-size: 5px 5px; background-repeat: no-repeat; padding-right: 32px;
}

.grid-4 { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 10px; }
.size-input { display: flex; align-items: center; gap: 6px; }
.size-input span { color: var(--ink-3); font-family: var(--mono); }
.size-input input { text-align: center; padding-left: 8px; padding-right: 8px; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: -8px; }
.chip {
  font: inherit; font-size: 13px; color: var(--ink-2);
  background: transparent; border: 1px solid var(--rule-2);
  padding: 5px 12px; border-radius: 999px; cursor: pointer;
  transition: background .2s, color .2s, border-color .2s;
}
.chip:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* Niveles de entrega */
.presets { border: 0; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; }
.presets legend { margin-bottom: 8px; padding: 0; }
.preset { cursor: pointer; }
.preset input { position: absolute; opacity: 0; pointer-events: none; }
.preset span {
  display: flex; flex-direction: column; gap: 3px; height: 100%;
  padding: 13px 15px; border-radius: var(--r-lg);
  border: 1px solid var(--rule); background: var(--bone-2);
  transition: border-color .2s, background .2s, color .2s;
}
.preset b { font-weight: 600; font-size: 16px; letter-spacing: -.02em; }
.preset small { font-family: var(--mono); color: var(--ink-3); font-size: 10.5px; }
.preset:hover span { border-color: var(--rule-2); }
.preset input:checked + span { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.preset input:checked + span small { color: rgba(250,247,241,.6); }
.preset input:focus-visible + span { box-shadow: 0 0 0 4px var(--accent-soft); }

.preview-line { display: flex; flex-direction: column; gap: 7px; }
.preview-line code {
  display: block; padding: 11px 14px; white-space: pre-wrap; word-break: break-word;
  background: transparent; border: 1px dashed var(--rule-2); border-radius: var(--r-md); color: var(--accent);
}

.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--ink-2); cursor: pointer; }
.check input { accent-color: var(--accent); margin-top: 3px; width: 16px; height: 16px; }

.note { margin: 0; font-size: 13.5px; color: var(--ink-3); }

.tab-panel > .btn { align-self: flex-start; margin-top: 4px; }

/* Dropzone */
.dropzone {
  border: 1.5px dashed var(--rule-2); border-radius: var(--r-lg);
  background: var(--bone-2); min-height: 220px;
  display: grid; place-items: center; text-align: center; cursor: pointer; overflow: hidden;
  transition: border-color .2s, background .2s;
}
.dropzone:hover, .dropzone.is-over { border-color: var(--accent); background: var(--accent-soft); }
.dz-empty { color: var(--ink-2); padding: 24px; }
.dz-empty svg { width: 34px; height: 34px; color: var(--accent); }
.dz-empty p { margin: 10px 0 4px; line-height: 1.4; }
.dz-empty small { font-family: var(--mono); font-size: 11px; color: var(--ink-3); }
.dropzone img { width: 100%; max-height: 320px; object-fit: contain; display: block; }

/* =========================================================
   Trabajo en curso
   ========================================================= */
.job-empty {
  border: 1px dashed var(--rule-2); border-radius: var(--r-lg);
  padding: 56px 24px; text-align: center; color: var(--ink-2);
}
.job-empty p { margin: 18px 0 4px; font-size: 17px; color: var(--ink); }
.job-empty small { color: var(--ink-3); }
.crosshair { width: 44px; height: 44px; margin: 0 auto; position: relative; border: 1px solid var(--accent); border-radius: 50%; }
.crosshair::before, .crosshair::after { content: ""; position: absolute; background: var(--accent); }
.crosshair::before { left: 50%; top: -10px; bottom: -10px; width: 1px; }
.crosshair::after { top: 50%; left: -10px; right: -10px; height: 1px; }

.job-prompt { margin: 0 0 22px; font-size: clamp(22px, 2.2vw, 30px); font-weight: 500; letter-spacing: -.03em; line-height: 1.12; }
.job-prompt::before { content: "“"; color: var(--accent); }
.job-prompt::after { content: "”"; color: var(--accent); }

.stepper { list-style: none; margin: 0 0 16px; padding: 0; display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 6px; }
.stepper li { font-family: var(--mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: .04em; color: var(--ink-3); display: flex; flex-direction: column; gap: 8px; }
.stepper li span { height: 3px; border-radius: 3px; background: var(--rule); position: relative; overflow: hidden; }
.stepper li.done { color: var(--ink); }
.stepper li.done span { background: var(--ink); }
.stepper li.active { color: var(--accent); }
.stepper li.active span { background: var(--accent-soft); }
.stepper li.active span::after { content: ""; position: absolute; inset: 0; width: 40%; background: var(--accent); border-radius: 3px; animation: slide 1.3s var(--ease) infinite; }
.stepper.has-error li.active { color: var(--err); }
.stepper.has-error li.active span { background: var(--err); }
.stepper.has-error li.active span::after { display: none; }
@keyframes slide { 0% { transform: translateX(-100%); } 100% { transform: translateX(260%); } }

.job-meta { display: flex; justify-content: space-between; gap: 12px; font-size: 14px; color: var(--ink-2); margin-bottom: 14px; }

.render-frame {
  position: relative;
  margin: 0; aspect-ratio: 16 / 9; border-radius: var(--r-lg);
  background-color: var(--bone-2);
  background-image:
    linear-gradient(var(--grid-major) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-major) 1px, transparent 1px);
  background-size: 24px 24px;
  border: 1px solid var(--rule); overflow: hidden; display: grid; place-items: center;
}
.render-frame img { width: 100%; height: 100%; object-fit: cover; display: block; cursor: zoom-in; }
.render-placeholder { display: flex; flex-direction: column; align-items: center; gap: 14px; color: var(--ink-3); font-size: 14px; }
.spinner { width: 28px; height: 28px; border: 1.5px solid var(--rule-2); border-top-color: var(--accent); border-radius: 50%; animation: spin 1s linear infinite; }
.render-frame.idle .spinner { animation: none; border-top-color: var(--rule-2); }
@keyframes spin { to { transform: rotate(360deg); } }

.job-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.job-error {
  margin: 14px 0 0; padding: 12px 14px; border-radius: var(--r-md);
  background: rgba(196,61,50,.07); border: 1px solid rgba(196,61,50,.35); color: var(--err); font-size: 14px;
}

/* =========================================================
   Archivo
   ========================================================= */
.history-head {
  display: flex; justify-content: space-between; align-items: end; gap: 16px;
  padding-bottom: 20px; margin-bottom: 24px; border-bottom: 1px solid var(--ink);
}
.history-head h2 { font-size: clamp(40px, 6vw, 88px); letter-spacing: -.05em; }

.history-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 20px; }

.h-item {
  background: var(--paper); border: 1px solid var(--rule); border-radius: var(--r-lg);
  overflow: hidden; cursor: pointer; text-align: left; font: inherit; color: inherit; padding: 0;
  transition: transform .45s var(--ease), border-color .3s, box-shadow .45s var(--ease);
}
.h-item:hover { transform: translateY(-4px); box-shadow: 0 24px 40px -30px rgba(22,21,15,.45); }
.h-item.is-current { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
.h-thumb {
  aspect-ratio: 16 / 10; margin: 8px; border-radius: 12px; overflow: hidden;
  background-color: var(--bone-2);
  background-image: linear-gradient(var(--grid-minor) 1px, transparent 1px), linear-gradient(90deg, var(--grid-minor) 1px, transparent 1px);
  background-size: 12px 12px;
  display: grid; place-items: center;
  font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-3);
}
.h-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .8s var(--ease); }
.h-item:hover .h-thumb img { transform: scale(1.04); }
.h-info { padding: 6px 16px 16px; display: flex; flex-direction: column; gap: 10px; }
.h-prompt { font-size: 17px; font-weight: 500; letter-spacing: -.02em; line-height: 1.25; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.h-row { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-family: var(--mono); font-size: 10.5px; color: var(--ink-3); }
.badge { font-family: var(--mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: .04em; padding: 3px 9px; border-radius: 999px; border: 1px solid var(--rule-2); color: var(--ink-2); white-space: nowrap; }
.badge.ok { color: var(--paper); background: var(--ink); border-color: var(--ink); }
.badge.run { color: var(--accent); border-color: var(--accent); }
.badge.err { color: var(--err); border-color: var(--err); }

/* =========================================================
   Cierre
   ========================================================= */
.footer { max-width: 1440px; margin: 0 auto; padding: 120px 40px 32px; }
.footer-big {
  margin: 0 0 36px;
  font-size: clamp(44px, 8vw, 128px); font-weight: 600; letter-spacing: -.055em; line-height: .92;
}
.footer-row {
  display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  margin-top: 90px; padding-top: 18px; border-top: 1px solid var(--ink);
  font-size: 13px; color: var(--ink-2);
}

/* =========================================================
   Toast
   ========================================================= */
.toast {
  position: fixed; left: 50%; bottom: 24px; transform: translate(-50%, 20px);
  background: var(--ink); color: var(--paper);
  padding: 12px 20px; border-radius: 999px; font-size: 14px;
  opacity: 0; pointer-events: none; transition: opacity .3s var(--ease), transform .3s var(--ease); z-index: 50;
  max-width: calc(100% - 32px);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast.err { background: var(--err); }

/* =========================================================
   Aparición al hacer scroll
   ========================================================= */
.js .reveal { opacity: 0; transform: translateY(28px); transition: opacity .9s var(--ease), transform .9s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js .reveal { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { animation: none !important; }
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1100px) {
  .nav-links { display: none; }
  .hero-foot { grid-template-columns: 1fr; }
  .title-block { max-width: 460px; }
}

@media (max-width: 980px) {
  .layout { grid-template-columns: 1fr; grid-template-areas: "form" "job" "history"; padding: 0 16px 24px; }
  .panel-job { position: relative; top: auto; }
  .hero { padding: 130px 16px 48px; min-height: auto; }
  .steps-strip { padding: 0 16px 56px; }
  .footer { padding: 90px 16px 28px; }
  .demo-banner { margin: 84px 16px 0; }
  .scroll-hint { display: none; }
}

@media (max-width: 720px) {
  .nav { top: 10px; left: 10px; right: 10px; padding: 6px 6px 6px 12px; }
  .brand-name { display: none; }
  .nav-right > .btn { display: none; }
  .pill { font-size: 10px; padding: 6px 9px; }
  .steps-strip { grid-template-columns: 1fr; }
  .strip-item, .strip-item + .strip-item { padding: 22px 0; border-left: 0; border-bottom: 1px solid var(--rule-2); }
  .strip-item .num { margin-bottom: 16px; }
  .strip-item h3 { font-size: 28px; }
  .hero-lead { font-size: 17px; }
}

@media (max-width: 620px) {
  .card { padding: 20px 16px; border-radius: 22px; }
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .presets { grid-template-columns: 1fr; }
  .stepper { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 14px; }
  .tab { font-size: 13px; padding: 9px 6px; }
  .tab-panel > .btn { align-self: stretch; }
  .card-head { flex-wrap: wrap; }
  .history-grid { grid-template-columns: 1fr; }
  .title-block { grid-template-columns: 1fr 1fr; }
  textarea { font-size: 18px; }
}

/* =========================================================
   Interior / exterior
   ========================================================= */
.scene-type { border: 0; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.scene-type legend { margin-bottom: 8px; padding: 0; }
.seg { display: inline-flex; gap: 4px; padding: 4px; background: var(--bone); border: 1px solid var(--rule); border-radius: 999px; align-self: flex-start; }
.seg label { cursor: pointer; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg span { display: block; padding: 8px 16px; border-radius: 999px; font-size: 14px; font-weight: 500; color: var(--ink-2); transition: background .25s var(--ease), color .25s var(--ease); }
.seg label:hover span { color: var(--ink); }
.seg input:checked + span { background: var(--ink); color: var(--paper); }
.seg input:focus-visible + span { box-shadow: 0 0 0 4px var(--accent-soft); }
.scene-hint { margin: 0; font-size: 13px; color: var(--ink-3); }
.scene-hint b { color: var(--accent); font-weight: 600; }

#formPrompt .only-ext { display: none; }
#formPrompt[data-escena="exterior"] .only-ext { display: flex; }
#formPrompt[data-escena="exterior"] .only-int { display: none; }

.toggles { flex-wrap: wrap; gap: 8px; margin-top: -4px; }
.toggle { cursor: pointer; }
.toggle input { position: absolute; opacity: 0; pointer-events: none; }
.toggle span {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border-radius: 999px; border: 1px solid var(--rule-2);
  font-size: 14px; color: var(--ink-2); transition: background .2s, color .2s, border-color .2s;
}
.toggle span::before { content: ""; width: 10px; height: 10px; border-radius: 50%; border: 1.5px solid currentColor; transition: background .2s; }
.toggle input:checked + span { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.toggle input:checked + span::before { background: var(--accent); border-color: var(--accent); }
.toggle input:focus-visible + span { box-shadow: 0 0 0 4px var(--accent-soft); }

.job-notes { margin-top: 14px; font-size: 13.5px; color: var(--ink-2); }
.job-notes summary { cursor: pointer; font-family: var(--mono); font-size: 11px; text-transform: uppercase; letter-spacing: .06em; color: var(--ink-3); }
.job-notes ul { margin: 10px 0 0; padding-left: 18px; display: grid; gap: 3px; }

@media (max-width: 620px) {
  .seg { align-self: stretch; }
  .seg label { flex: 1; text-align: center; }
  .seg span { padding: 8px 6px; font-size: 13px; }
}

/* =========================================================
   Límite por dispositivo
   ========================================================= */
.cupo-note {
  margin: -10px 0 20px; padding: 10px 14px;
  border: 1px dashed var(--rule-2); border-radius: var(--r-md);
  font-size: 13.5px; color: var(--ink-2); background: var(--bone-2);
}
.cupo-note b { color: var(--ink); }
.cupo-note.agotado { border-color: var(--accent); background: var(--accent-soft); }
.cupo-note .btn-link { font: inherit; font-weight: 600; color: var(--accent); background: none; border: 0; padding: 0; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; }
.btn.is-locked { background: var(--ink-3); }
.btn.is-locked:hover { background: var(--ink-2); }

.modal {
  width: min(400px, calc(100% - 32px));
  padding: 0; border: 0; background: transparent; color: var(--ink);
  overflow: visible;
}
.modal::backdrop { background: rgba(22, 21, 15, .42); backdrop-filter: blur(3px); }
.modal[open] .modal-box { animation: modal-in .45s var(--ease); }
@keyframes modal-in { from { opacity: 0; transform: translateY(14px) scale(.98); } to { opacity: 1; transform: none; } }
.modal-box {
  position: relative;
  background-color: var(--paper);
  background-image:
    linear-gradient(var(--grid-minor) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-minor) 1px, transparent 1px);
  background-size: 8px 8px;
  border: 1px solid var(--ink); border-radius: 22px;
  padding: 18px 22px 22px;
  box-shadow: 0 40px 80px -40px rgba(22,21,15,.6);
}
.modal-box::before, .modal-box::after { content: "+"; position: absolute; font-family: var(--mono); font-size: 14px; color: var(--accent); }
.modal-box::before { top: -9px; left: -5px; }
.modal-box::after { bottom: -9px; right: -5px; }
.modal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.modal-head .sheet { order: 0; margin: 0; }
.modal-x { width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--rule-2); background: var(--paper); font-size: 20px; line-height: 1; cursor: pointer; color: var(--ink-2); }
.modal-x:hover { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.modal h3 { font-size: 30px; letter-spacing: -.04em; margin-bottom: 10px; }
.modal p { margin: 0 0 6px; color: var(--ink-2); font-size: 15px; }
.modal-mail { display: inline-block; font-size: 18px; font-weight: 600; color: var(--accent); text-decoration: none; letter-spacing: -.01em; word-break: break-all; margin-bottom: 18px; }
.modal-mail:hover { text-decoration: underline; text-underline-offset: 4px; }
.modal-actions { display: flex; flex-wrap: wrap; gap: 8px; }