/* Guía de Visa UK - palette matches the ebook covers (bottle-green + gold + cream) */
:root{
  --ink:#123329; --ink2:#0b2419; --gold:#e6b24e; --gold-d:#c9922f;
  --cream:#f5f1e8; --paper:#ffffff; --text:#20302a; --muted:#5f6f68;
  --line:#e4e7df; --band:#f1efe6; --danger:#b4462f; --warn:#9a6b16;
  --maxw:1120px; --serif:Georgia,"Times New Roman",serif;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--serif);color:var(--text);background:var(--paper);
  line-height:1.65;font-size:18px}
img{max-width:100%;height:auto;display:block}
a{color:var(--ink);text-decoration:underline;text-underline-offset:2px}
a:hover{color:var(--gold-d)}
h1,h2,h3,h4{font-family:var(--serif);line-height:1.2;color:var(--ink);font-weight:700}
h1{font-size:2.3rem;margin:.2em 0 .4em}
h2{font-size:1.7rem}
h3{font-size:1.2rem}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
.center{text-align:center}
.muted{color:var(--muted)}
.micro,.microtrust{font-size:.82rem;color:var(--muted)}
.skip{position:absolute;left:-999px}
.skip:focus{left:8px;top:8px;background:#fff;padding:8px;z-index:10}

/* header */
.site-head{background:var(--ink);color:var(--cream);position:sticky;top:0;z-index:20}
.head-inner{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;color:var(--cream);text-decoration:none;font-weight:700;font-size:1.15rem}
.brand-mark{width:22px;height:22px;border-radius:6px;background:
  radial-gradient(circle at 50% 120%, var(--gold) 0 30%, transparent 31%),
  var(--ink2);border:2px solid var(--gold);display:inline-block}
.site-nav{display:flex;gap:22px;flex-wrap:wrap}
.site-nav a{color:var(--cream);text-decoration:none;font-size:.98rem;opacity:.92}
.site-nav a:hover{color:var(--gold);opacity:1}
.navtoggle,.navburger{display:none}
.navburger{cursor:pointer}
.navburger span{display:block;width:24px;height:2px;background:var(--cream);margin:5px 0}

/* buttons */
.btn{display:inline-block;padding:12px 22px;border-radius:8px;text-decoration:none;
  font-weight:700;font-size:1rem;cursor:pointer;border:2px solid transparent;transition:.15s}
.btn-primary{background:linear-gradient(180deg,var(--gold),var(--gold-d));color:#1b1405;border-color:var(--gold-d)}
.btn-primary:hover{filter:brightness(1.05);color:#1b1405}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:var(--cream)}
.btn-lg{padding:15px 30px;font-size:1.08rem}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin:18px 0}
.cta-row.center{justify-content:center}

/* hero */
.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;padding:56px 20px}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.78rem;color:var(--gold-d);font-weight:700;margin:0 0 8px}
.hero h1{font-size:2.7rem;margin-top:0}
.lede{font-size:1.18rem;color:#33443c}
.hero-art img{margin:0 auto;filter:drop-shadow(0 24px 40px rgba(0,0,0,.18))}

/* bands + sections */
.band{background:var(--band);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:48px 0;margin:0}
.sub{color:var(--muted)}
.center.sub{max-width:640px;margin:0 auto 26px}
.page-head{padding:44px 20px 10px}
.prose{max-width:760px;padding:44px 20px}
.prose h2{margin-top:1.6em}
.prose p,.prose li{font-size:1.05rem}
.center-block{text-align:center;margin:0 auto}

/* doors */
.doors{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin:26px 0}
.door{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:18px}
.door h3{margin:.1em 0 .3em;color:var(--gold-d)}
.door p{font-size:.92rem;color:var(--muted);margin:0}

/* book grids */
.featured{padding:52px 20px}
.book-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:24px}
.book-card{display:flex;flex-direction:column;align-items:center;text-align:center;text-decoration:none;
  background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:16px;transition:.15s}
.book-card:hover{transform:translateY(-4px);box-shadow:0 12px 26px rgba(0,0,0,.1)}
.book-card img{height:220px;width:auto;filter:drop-shadow(0 10px 16px rgba(0,0,0,.15))}
.book-card .kind{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--gold-d);margin-top:12px;font-weight:700}
.book-card .btitle{font-weight:700;color:var(--ink);margin-top:4px;font-size:.98rem}

.book-list{padding:20px 20px 56px}
.book-row{display:grid;grid-template-columns:240px 1fr;gap:30px;align-items:center;padding:28px 0;border-bottom:1px solid var(--line)}
.book-row img{margin:0 auto;filter:drop-shadow(0 12px 22px rgba(0,0,0,.14))}
.kind{display:inline-block;font-size:.74rem;text-transform:uppercase;letter-spacing:.09em;color:var(--gold-d);font-weight:700}
.book-row h2{margin:.15em 0}
.book-row h2 a{text-decoration:none}

.book-detail{display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start;padding:48px 20px}
.bd-art img{margin:0 auto;filter:drop-shadow(0 18px 34px rgba(0,0,0,.18))}
.ticks{list-style:none;padding:0;margin:18px 0}
.ticks li{padding-left:30px;position:relative;margin:10px 0}
.ticks li:before{content:"\2713";position:absolute;left:0;color:var(--gold-d);font-weight:700}

/* cards (posts) */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:24px}
.card{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:22px;display:flex;flex-direction:column}
.card h3{margin:.35em 0 .3em;font-size:1.12rem}
.card h3 a{text-decoration:none}
.card p{font-size:.95rem;color:#3a4a43;margin:0 0 14px}
.cat{font-size:.72rem;text-transform:uppercase;letter-spacing:.07em;color:var(--gold-d);font-weight:700;text-decoration:none}
.meta{font-size:.82rem;color:var(--muted);margin-top:auto}

/* chips */
.chips{display:flex;flex-wrap:wrap;gap:10px;margin:20px 0}
.chip{background:var(--paper);border:1px solid var(--line);border-radius:999px;padding:7px 14px;
  font-size:.86rem;text-decoration:none;color:var(--ink)}
.chip:hover{border-color:var(--gold);color:var(--gold-d)}
.chip span{color:var(--muted);font-size:.78rem}

/* pager */
.pager{display:flex;align-items:center;justify-content:center;gap:22px;margin:36px 0 10px;font-size:.95rem}
.pager a{text-decoration:none;font-weight:700}

/* single post */
.post{max-width:760px;padding:44px 20px}
.post-head{border-bottom:2px solid var(--gold);padding-bottom:18px;margin-bottom:26px}
.post-head h1{font-size:2.3rem;margin:.15em 0}
.post-body p,.post-body li{font-size:1.08rem;margin:0 0 1.05em}
.post-body h2{margin:1.5em 0 .4em;font-size:1.5rem}
.post-body a{color:var(--gold-d)}

/* callouts */
.callout{background:var(--cream);border:1px solid var(--line);border-left:4px solid var(--gold);
  border-radius:10px;padding:22px 24px;margin:30px 0}
.callout.warn{border-left-color:var(--danger);background:#fbf2ee}
.callout h3{margin-top:0}
.steps{list-style:none;counter-reset:s;padding:0}
.steps li{background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:18px 22px;margin:16px 0}
.steps h3{margin:.1em 0 .3em;color:var(--gold-d)}

/* tools */
.tools{padding:40px 20px}
.tool{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:26px 26px 30px;margin:0 0 26px}
.tool h2{margin-top:0}
.tool fieldset{border:1px solid var(--line);border-radius:8px;margin:12px 0;padding:12px 16px}
.tool legend{font-weight:700;font-size:.95rem;padding:0 6px;color:var(--ink)}
.tool label{display:block;margin:5px 0;font-size:.98rem}
.checklist{list-style:none;padding:0;margin:12px 0}
.checklist li{padding:7px 0;border-bottom:1px dashed var(--line)}
.checklist label{cursor:pointer}
.grid-form{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin:14px 0}
.grid-form label{display:flex;flex-direction:column;font-size:.9rem;font-weight:700;gap:6px}
.grid-form input{font:inherit;font-weight:400;padding:9px 11px;border:1px solid var(--line);border-radius:8px}
.grid-form button{align-self:end}
.result{background:var(--cream);border:1px solid var(--line);border-radius:8px;padding:16px 18px;margin-top:12px;font-size:.98rem}
.result.warn{background:#fbf4e6;border-color:#e5cf94;color:#6b4e0e}
.result.danger{background:#fbeae4;border-color:#e3b6a6;color:#8a2f18}
.trips{width:100%;border-collapse:collapse;margin:14px 0;font-size:.92rem}
.trips th,.trips td{border-bottom:1px solid var(--line);padding:8px 10px;text-align:left}
.link{background:none;border:none;color:var(--gold-d);cursor:pointer;text-decoration:underline;font:inherit;padding:0}

/* resources */
.res-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:24px}
.res-col{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:20px 22px}
.res-col h3{margin-top:0;font-size:1.05rem;color:var(--gold-d)}
.res-col ul{padding-left:18px;margin:0}
.res-col li{margin:8px 0;font-size:.92rem}

/* footer */
.site-foot{background:var(--ink);color:var(--cream);margin-top:60px;padding:44px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}
.site-foot h4{color:var(--gold);margin:0 0 10px;font-size:.95rem;text-transform:uppercase;letter-spacing:.06em}
.site-foot a{display:block;color:var(--cream);text-decoration:none;opacity:.88;margin:6px 0;font-size:.95rem}
.site-foot a:hover{color:var(--gold);opacity:1}
.foot-brand{margin-bottom:8px}
.disclaimer{border-top:1px solid rgba(255,255,255,.15);margin-top:30px;padding-top:20px}
.disclaimer p{font-size:.82rem;color:#c7d3cc;max-width:none}
.disclaimer a{color:var(--gold);display:inline}

/* responsive */
@media (max-width:860px){
  body{font-size:17px}
  .hero{grid-template-columns:1fr;gap:26px;text-align:center;padding:36px 20px}
  .hero h1{font-size:2.1rem}
  .hero-art img{max-width:280px}
  .cta-row{justify-content:center}
  .doors{grid-template-columns:repeat(2,1fr)}
  .book-grid{grid-template-columns:repeat(2,1fr)}
  .card-grid,.res-grid{grid-template-columns:1fr}
  .book-row{grid-template-columns:1fr;text-align:center;gap:16px}
  .book-row img{max-width:190px}
  .book-detail{grid-template-columns:1fr;gap:24px}
  .bd-art img{max-width:240px}
  .grid-form{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .navburger{display:block}
  .site-nav{display:none;position:absolute;top:64px;left:0;right:0;background:var(--ink);
    flex-direction:column;gap:0;padding:8px 20px 16px;border-top:1px solid rgba(255,255,255,.12)}
  .navtoggle:checked ~ .site-nav{display:flex}
  .site-nav a{padding:10px 0;border-bottom:1px solid rgba(255,255,255,.08)}
}

/* print (worksheets) */
@media print{
  .site-head,.site-foot,.cta-row,.btn,.micro{display:none !important}
  .tool{border:none;padding:0}
  body{font-size:12pt}
  a{color:#000;text-decoration:none}
}