/* =========================================================
   Alquiler Claro — sistema de diseño
   Concepto: expediente de arrendamiento (papel, sello, carbón)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,600;0,9..144,700;1,9..144,500&family=IBM+Plex+Sans:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root{
  --paper: #F6F3EA;
  --paper-2: #EFEADB;
  --ink: #1B2740;
  --ink-soft: #3A4763;
  --seal: #9E2B25;
  --seal-dark: #7C201C;
  --kraft: #DCCBA0;
  --kraft-dark: #C9B384;
  --sage: #52694A;
  --line: #C9BFA8;
  --white: #FFFDF8;

  --display: 'Fraunces', serif;
  --body: 'IBM Plex Sans', sans-serif;
  --mono: 'IBM Plex Mono', monospace;

  --radius: 2px;
  --max: 1080px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin:0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.55;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px);
  background-size: 100% 42px;
  background-attachment: local;
}

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

a{ color: var(--seal); text-decoration: none; }
a:hover{ text-decoration: underline; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible{
  outline: 2px solid var(--ink); outline-offset: 3px;
}

img{ max-width:100%; display:block; }

.wrap{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Tipografía ---------- */
h1,h2,h3{
  font-family: var(--display);
  font-weight: 600;
  color: var(--ink);
  line-height: 1.08;
  margin: 0 0 .5em;
}
h1{ font-size: clamp(2.4rem, 5vw, 4rem); font-weight:700; }
h2{ font-size: clamp(1.7rem, 3vw, 2.4rem); }
h3{ font-size: 1.25rem; }
p{ margin: 0 0 1.1em; }
.lede{ font-size: 1.2rem; color: var(--ink-soft); max-width: 60ch; }

.eyebrow{
  font-family: var(--mono);
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--seal);
  display:flex;
  align-items:center;
  gap:.6em;
  margin-bottom: .8em;
}
.eyebrow::before{
  content:"";
  width: 22px; height: 1px;
  background: var(--seal);
  display:inline-block;
}

/* ---------- Header ---------- */
header.site{
  border-bottom: 2px solid var(--ink);
  background: var(--paper);
  position: sticky; top:0; z-index: 50;
}
.nav-row{
  display:flex; align-items:center; justify-content:space-between;
  padding: 16px 0;
}
.brand{
  display:flex; align-items:center; gap: 12px;
  font-family: var(--display); font-weight:700; font-size:1.3rem;
  color: var(--ink);
}
.brand:hover{ text-decoration:none; }
.brand .mark{
  width:36px; height:36px; border-radius:50%;
  border: 2px solid var(--seal);
  display:flex; align-items:center; justify-content:center;
  font-family: var(--mono); font-size:.75rem; font-weight:600;
  color: var(--seal); transform: rotate(-8deg);
  flex-shrink:0;
}
nav.links{ display:flex; gap: 28px; font-family: var(--mono); font-size:.85rem; }
nav.links a{ color: var(--ink); text-transform: uppercase; letter-spacing:.04em; }
nav.links a:hover{ color: var(--seal); text-decoration: none; border-bottom: 1px solid var(--seal); }
.nav-toggle{ display:none; }

@media (max-width: 720px){
  nav.links{ display:none; }
}

/* ---------- Sello (elemento firma) ---------- */
.stamp{
  --stamp-color: var(--seal);
  display:inline-flex; align-items:center; justify-content:center;
  width: 108px; height:108px; border-radius:50%;
  border: 2.5px solid var(--stamp-color);
  color: var(--stamp-color);
  font-family: var(--mono); font-weight:600;
  font-size: .68rem; letter-spacing:.08em; text-transform:uppercase;
  text-align:center; line-height:1.3;
  transform: rotate(-9deg);
  position:relative;
  flex-shrink:0;
  opacity: .92;
}
.stamp::before{
  content:"";
  position:absolute; inset:6px;
  border: 1px solid var(--stamp-color);
  border-radius:50%;
}
.stamp.sage{ --stamp-color: var(--sage); }

/* ---------- Botones ---------- */
.btn{
  display:inline-flex; align-items:center; gap:.5em;
  font-family: var(--mono); font-size:.85rem; letter-spacing:.03em;
  text-transform: uppercase;
  padding: 13px 24px;
  border: 2px solid var(--ink);
  background: var(--ink); color: var(--paper);
  border-radius: var(--radius);
  cursor:pointer;
  transition: transform .12s ease, background .15s ease;
}
.btn:hover{ background: var(--seal); border-color: var(--seal); text-decoration:none; transform: translateY(-1px); }
.btn.ghost{ background: transparent; color: var(--ink); }
.btn.ghost:hover{ background: var(--ink); color: var(--paper); }

/* ---------- Hero ---------- */
.hero{ padding: 72px 0 56px; position: relative; }
.hero-grid{
  display:grid; grid-template-columns: 1.3fr .7fr; gap: 48px; align-items:start;
}
@media (max-width: 800px){ .hero-grid{ grid-template-columns: 1fr; } }

.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-top: 28px; }

.hero-doc{
  background: var(--white);
  border: 1.5px solid var(--ink);
  padding: 26px 24px;
  position: relative;
  font-family: var(--mono); font-size: .82rem;
}
.hero-doc::after{
  content:"";
  position:absolute; top:-1.5px; bottom:-1.5px; left: -8px;
  width: 6px;
  background-image: radial-gradient(circle, var(--paper) 2.5px, transparent 2.6px);
  background-size: 12px 12px;
}
.hero-doc dl{ margin:0; }
.hero-doc dt{ color: var(--ink-soft); text-transform:uppercase; letter-spacing:.06em; font-size:.72rem; margin-top:14px; }
.hero-doc dt:first-child{ margin-top:0; }
.hero-doc dd{ margin:2px 0 0; font-family: var(--body); font-size:.95rem; font-weight:600; }

/* ---------- Cláusulas (pilares) ---------- */
.clauses{ padding: 40px 0 64px; }
.clause-grid{ display:grid; grid-template-columns: repeat(3,1fr); gap: 2px; background: var(--ink); border: 2px solid var(--ink); margin-top: 32px; }
@media (max-width: 800px){ .clause-grid{ grid-template-columns:1fr; } }
.clause{ background: var(--paper); padding: 30px 26px; }
.clause .num{ font-family: var(--mono); font-size:.8rem; color: var(--seal); display:block; margin-bottom:10px; }
.clause p{ color: var(--ink-soft); font-size:.95rem; margin-bottom: .8em; }
.clause a{ font-family: var(--mono); font-size:.82rem; text-transform:uppercase; letter-spacing:.03em; }

/* ---------- Tarjetas de guías ---------- */
.section{ padding: 56px 0; border-top: 1px solid var(--line); }
.section-head{ display:flex; justify-content:space-between; align-items:flex-end; gap: 20px; margin-bottom: 34px; flex-wrap:wrap; }

.card-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
@media (max-width: 900px){ .card-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 620px){ .card-grid{ grid-template-columns: 1fr; } }

.card{
  background: var(--white);
  border: 1px solid var(--line);
  padding: 22px;
  display:flex; flex-direction:column; height:100%;
  transition: border-color .15s ease, transform .15s ease;
}
.card:hover{ border-color: var(--ink); transform: translateY(-2px); }
.card .tag{ font-family: var(--mono); font-size:.7rem; text-transform:uppercase; letter-spacing:.08em; color: var(--sage); margin-bottom:10px; }
.card h3{ margin-bottom: .4em; font-size: 1.15rem; }
.card p{ font-size:.92rem; color: var(--ink-soft); flex-grow:1; }
.card .go{ font-family: var(--mono); font-size:.8rem; margin-top:12px; }
.card.disabled{ opacity:.55; }
.card.disabled .tag{ color: var(--ink-soft); }

/* ---------- Recursos / afiliados ---------- */
.resource-row{ display:grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
@media (max-width: 900px){ .resource-row{ grid-template-columns:1fr; } }
.resource{
  background: var(--kraft);
  border: 1px solid var(--kraft-dark);
  padding: 22px;
}
.resource .stamp{ width:64px; height:64px; font-size:.55rem; margin-bottom:12px; }
.resource h3{ font-size: 1.05rem; }
.resource p{ font-size:.88rem; color: var(--ink-soft); }
.resource-link{ margin-top: 14px; display: inline-block; font-size: .82rem; padding: 9px 16px; }
.disclosure{ font-family: var(--mono); font-size:.75rem; color: var(--ink-soft); margin-top: 18px; }

/* ---------- Calculadora ---------- */
.calc-wrap{ display:grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items:flex-start; }
@media (max-width: 860px){ .calc-wrap{ grid-template-columns: 1fr; } }

.form-card{
  background: var(--white); border: 1.5px solid var(--ink); padding: 30px;
}
.field{ margin-bottom: 20px; }
.field label{
  display:block; font-family: var(--mono); font-size:.75rem;
  text-transform:uppercase; letter-spacing:.05em; color: var(--ink-soft); margin-bottom:6px;
}
.field .hint{ font-size:.78rem; color: var(--ink-soft); margin-top:4px; font-family: var(--body); }
.field input{
  width:100%; padding: 11px 12px; font-family: var(--mono); font-size:1rem;
  border: 1px solid var(--ink); background: var(--paper); color: var(--ink);
  border-radius: var(--radius);
}
.field-row{ display:grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.result-card{
  background: var(--ink); color: var(--paper);
  padding: 30px; position:sticky; top: 96px;
}
.result-card .eyebrow{ color: var(--kraft); }
.result-card .eyebrow::before{ background: var(--kraft); }
.result-line{
  display:flex; justify-content:space-between; align-items:baseline;
  padding: 14px 0; border-bottom: 1px solid rgba(246,243,234,.18);
}
.result-line:last-of-type{ border-bottom:none; }
.result-line .label{ font-family: var(--body); font-size:.92rem; color: var(--paper); opacity:.85; }
.result-line .value{ font-family: var(--mono); font-size: 1.3rem; font-weight:600; }
.result-line .value.big{ font-size: 2.1rem; color: #E8C77A; }
.result-note{ font-size:.82rem; opacity:.75; margin-top:18px; }

/* ---------- Artículo ---------- */
.article-header{ padding: 56px 0 32px; border-bottom: 1px solid var(--line); }
.meta-row{ display:flex; gap:18px; font-family: var(--mono); font-size:.78rem; color: var(--ink-soft); text-transform:uppercase; letter-spacing:.04em; margin-bottom: 18px; }
.article-body{ max-width: 68ch; padding: 44px 0; }
.article-body h2{ margin-top: 1.6em; font-size:1.5rem; }
.article-body h2 .num{ font-family: var(--mono); color: var(--seal); font-size:.85rem; display:block; margin-bottom:.3em; }
.article-body p{ font-size: 1.03rem; color: var(--ink-soft); }
.article-body ul, .article-body ol{ color: var(--ink-soft); padding-left: 1.3em; }
.article-body li{ margin-bottom: .5em; }
.callout{
  background: var(--kraft); border-left: 3px solid var(--seal);
  padding: 18px 20px; margin: 28px 0; font-size:.94rem;
}
.callout strong{ display:block; font-family: var(--mono); text-transform:uppercase; font-size:.75rem; letter-spacing:.05em; margin-bottom:6px; color: var(--seal-dark); }

/* ---------- Footer ---------- */
footer.site{
  border-top: 2px solid var(--ink); background: var(--ink); color: var(--paper);
  padding: 40px 0 28px; margin-top: 40px;
}
footer.site .wrap{ display:flex; justify-content:space-between; gap: 24px; flex-wrap:wrap; }
footer.site .legal{ font-family: var(--mono); font-size:.76rem; color: rgba(246,243,234,.6); max-width: 56ch; line-height:1.6; }
footer.site nav{ display:flex; gap:18px; font-family: var(--mono); font-size:.8rem; }
footer.site a{ color: var(--paper); }

/* ---------- utilidades ---------- */
.mt-0{ margin-top:0; }

/* ---------- Banner de cookies ---------- */
.cookie-banner{
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 999;
  background: var(--ink); color: var(--paper);
  border-top: 2px solid var(--seal);
  padding: 18px 0;
  animation: cookieUp .3s ease-out;
}
.cookie-banner-inner{
  max-width: var(--max); margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.cookie-banner p{
  margin: 0; font-size: .9rem; line-height: 1.55; color: rgba(246,243,234,.85);
  max-width: 62ch; flex: 1 1 320px;
}
.cookie-banner a{ color: var(--paper); text-decoration: underline; }
.cookie-banner-actions{ display:flex; gap: 10px; flex-shrink: 0; }
.cookie-banner .btn{ white-space: nowrap; }
.cookie-banner .btn.ghost{ color: var(--paper); border-color: rgba(246,243,234,.4); }

@keyframes cookieUp{
  from{ transform: translateY(100%); opacity: 0; }
  to{ transform: translateY(0); opacity: 1; }
}

@media (max-width: 640px){
  .cookie-banner-inner{ flex-direction: column; align-items: stretch; }
  .cookie-banner-actions{ justify-content: flex-end; }
}