/* ==========================================================================
   ZY CONSULTANCY LTD — main stylesheet
   ========================================================================== */

:root{
  --c-ink:#11161f;
  --c-ink-2:#232d3d;
  --c-body:#4b5667;
  --c-muted:#7d8899;
  --c-line:#e1e6ed;
  --c-bg:#ffffff;
  --c-bg-soft:#f3f6fa;
  --c-bg-dark:#11161f;
  --c-accent:#1b58a8;
  --c-accent-dark:#14467f;
  --c-accent-soft:#e8f0fa;
  --c-signal:#b5452f;
  --radius:3px;
  --shadow:0 1px 2px rgba(17,22,31,.05),0 12px 32px rgba(17,22,31,.08);
  --wrap:1160px;
  --ff-body:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}

body{
  margin:0;
  font-family:var(--ff-body);
  font-size:17px;
  line-height:1.7;
  color:var(--c-body);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block}
a{color:var(--c-accent-dark);text-decoration:none}
a:hover{text-decoration:underline}

h1,h2,h3,h4{
  font-family:var(--ff-body);
  color:var(--c-ink);
  line-height:1.16;
  margin:0 0 .6em;
  font-weight:700;
  letter-spacing:-.022em;
}
h1{font-size:2.6rem}
h2{font-size:1.95rem}
h3{font-size:1.14rem;letter-spacing:-.008em}

p{margin:0 0 1.1em}
ul,ol{margin:0 0 1.1em;padding-left:1.25em}
li{margin-bottom:.45em}

.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.narrow{max-width:820px}

.eyebrow{
  display:inline-block;
  font-size:.73rem;
  letter-spacing:.19em;
  text-transform:uppercase;
  color:var(--c-accent);
  font-weight:700;
  margin-bottom:1rem;
}

.section{padding:80px 0}
.section--soft{background:var(--c-bg-soft);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.section__head{max-width:740px;margin-bottom:48px}
.section__head p{font-size:1.06rem;margin-bottom:0}

/* ---------- Skip link ---------- */
.skip-link{position:absolute;left:-9999px;top:0;z-index:100;background:var(--c-ink);color:#fff;padding:12px 18px;border-radius:var(--radius)}
.skip-link:focus{left:16px;top:16px}

/* ---------- Header ---------- */
.topbar{background:var(--c-bg-dark);color:#97a3b4;font-size:.84rem;padding:9px 0}
.topbar .wrap{display:flex;flex-wrap:wrap;gap:8px 26px;align-items:center;justify-content:flex-end}
.topbar a{color:#e2e9f1}
.topbar span{display:inline-flex;align-items:center;gap:7px}
.topbar .tag{letter-spacing:.1em;text-transform:uppercase;font-size:.72rem;color:#79879a}

.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:saturate(180%) blur(6px);border-bottom:1px solid var(--c-line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:80px}

.brand{display:flex;align-items:center;gap:13px;color:var(--c-ink)}
.brand:hover{text-decoration:none}
.brand__mark{width:44px;height:44px;flex:0 0 44px;border-radius:var(--radius);background:var(--c-ink);display:flex;align-items:center;justify-content:center}
.brand__mark svg{width:24px;height:24px;display:block}
.brand__name{font-size:1.08rem;font-weight:800;line-height:1.15;display:block;letter-spacing:-.015em}
.brand__tag{font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--c-muted);font-weight:600}

.nav-toggle{display:none;border:1px solid var(--c-line);background:#fff;border-radius:var(--radius);padding:9px 13px;cursor:pointer;color:var(--c-ink);font-size:.9rem;align-items:center;gap:9px;font-family:inherit}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--c-ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

.nav{display:flex;align-items:center;gap:2px}
.nav a{color:var(--c-ink-2);font-size:.94rem;padding:10px 14px;border-radius:var(--radius);display:block;font-weight:500}
.nav a:hover{background:var(--c-bg-soft);text-decoration:none}
.nav a[aria-current="page"]{color:var(--c-accent-dark);font-weight:700;box-shadow:inset 0 -2px 0 var(--c-accent)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;background:var(--c-accent);color:#fff;border:1px solid var(--c-accent);padding:12px 23px;border-radius:var(--radius);font-size:.94rem;font-weight:600;cursor:pointer;font-family:inherit;transition:background .15s ease,border-color .15s ease}
.btn:hover{background:var(--c-accent-dark);border-color:var(--c-accent-dark);text-decoration:none;color:#fff}
.btn--ghost{background:transparent;color:var(--c-ink);border-color:var(--c-line)}
.btn--ghost:hover{background:var(--c-bg-soft);color:var(--c-ink);border-color:#ccd4df}
.btn--light{background:#fff;color:var(--c-ink);border-color:#fff}
.btn--light:hover{background:#e9eef4;color:var(--c-ink);border-color:#e9eef4}
.btn--block{width:100%}

/* ---------- Hero ---------- */
.hero{background:var(--c-bg-dark);color:#c8d2de;padding:96px 0 88px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(255,255,255,.03) 0 1px,transparent 1px 58px);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(900px 440px at 84% 6%,rgba(27,88,168,.5),transparent 64%);
  pointer-events:none;
}
.hero .wrap{position:relative;z-index:1}
.hero__inner{max-width:790px}
.hero h1{color:#fff;font-size:3.15rem;margin-bottom:.45em}
.hero p.lead{font-size:1.18rem;color:#b5c2d1;max-width:660px}
.hero .eyebrow{color:#6ba4e8}
.hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero__facts{display:flex;flex-wrap:wrap;gap:38px;margin-top:56px;padding-top:30px;border-top:1px solid rgba(255,255,255,.13)}
.hero__fact strong{display:block;color:#fff;font-size:1.4rem;font-weight:700;letter-spacing:-.01em}
.hero__fact span{font-size:.84rem;color:#8e9bab;letter-spacing:.05em}

.page-head{background:var(--c-bg-soft);border-bottom:1px solid var(--c-line);padding:58px 0 52px}
.page-head h1{margin-bottom:.35em}
.page-head p{max-width:750px;margin-bottom:0;font-size:1.05rem}

.breadcrumb{font-size:.83rem;color:var(--c-muted);margin-bottom:16px}
.breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0}
.breadcrumb li{margin:0}
.breadcrumb li::after{content:"/";margin-left:8px;color:#b3bcc8}
.breadcrumb li:last-child::after{content:""}
.breadcrumb a{color:var(--c-muted)}

/* ---------- Grids and cards ---------- */
.grid{display:grid;gap:22px}
.grid--2{grid-template-columns:repeat(2,1fr)}
.grid--3{grid-template-columns:repeat(3,1fr)}
.grid--4{grid-template-columns:repeat(4,1fr)}

.card{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:28px 26px;height:100%}
.card h3{margin-bottom:.5em}
.card p:last-child{margin-bottom:0}
.card__num{font-size:.73rem;color:var(--c-accent);display:block;margin-bottom:14px;letter-spacing:.16em;text-transform:uppercase;font-weight:700}
.card--link:hover{border-color:#ccd4df;box-shadow:var(--shadow)}
.card--flat{background:var(--c-bg-soft)}

.service-list{display:grid;gap:0;border-top:1px solid var(--c-line)}
.service{display:grid;grid-template-columns:88px 1fr;gap:26px;padding:38px 0;border-bottom:1px solid var(--c-line)}
.service__idx{font-size:.78rem;color:var(--c-accent);letter-spacing:.14em;font-weight:700;padding-top:.5em;text-transform:uppercase}
.service h3{font-size:1.32rem}
.service p:last-child,.service ul:last-child{margin-bottom:0}

.split{display:grid;grid-template-columns:1.12fr .88fr;gap:58px;align-items:start}

.datos{border:1px solid var(--c-line);border-radius:var(--radius);background:var(--c-bg-soft);padding:8px 26px}
.datos dl{margin:0}
.datos div{display:flex;flex-wrap:wrap;gap:6px 18px;justify-content:space-between;padding:14px 0;border-bottom:1px solid var(--c-line)}
.datos div:last-child{border-bottom:0}
.datos dt{font-size:.76rem;text-transform:uppercase;letter-spacing:.1em;color:var(--c-muted);margin:0;font-weight:600}
.datos dd{margin:0;color:var(--c-ink);font-weight:600;text-align:right}

.steps{counter-reset:step;list-style:none;padding:0;margin:0}
.steps li{position:relative;padding-left:56px;margin-bottom:26px}
.steps li::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  position:absolute;left:0;top:3px;
  font-size:.78rem;font-weight:700;color:var(--c-accent-dark);letter-spacing:.06em;
  background:var(--c-accent-soft);border-radius:var(--radius);
  width:40px;height:27px;display:flex;align-items:center;justify-content:center;
}
.steps strong{display:block;color:var(--c-ink);font-size:1.05rem}

.faq{border-top:1px solid var(--c-line)}
.faq details{border-bottom:1px solid var(--c-line);padding:4px 0}
.faq summary{cursor:pointer;padding:20px 36px 20px 0;position:relative;list-style:none;font-weight:600;color:var(--c-ink);font-size:1.02rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:6px;top:17px;font-size:1.4rem;color:var(--c-accent);line-height:1}
.faq details[open] summary::after{content:"–"}
.faq summary:focus-visible{outline:2px solid var(--c-accent);outline-offset:3px}
.faq .answer{padding:0 36px 22px 0}
.faq .answer p:last-child,.faq .answer ul:last-child{margin-bottom:0}

.cta{background:var(--c-ink);color:#c2cedc;padding:66px 0}
.cta h2{color:#fff}
.cta .wrap{display:flex;flex-wrap:wrap;gap:30px;align-items:center;justify-content:space-between}
.cta__text{max-width:660px}
.cta__text p:last-child{margin-bottom:0}

.notice{border-left:3px solid var(--c-signal);background:#fdf3f1;padding:18px 22px;border-radius:0 var(--radius) var(--radius) 0;font-size:.94rem}
.notice p:last-child{margin-bottom:0}
.notice strong{color:var(--c-ink)}

/* ---------- Form ---------- */
.form-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}
.field{margin-bottom:20px}
.field label{display:block;font-size:.89rem;font-weight:600;color:var(--c-ink);margin-bottom:7px}
.field .req{color:var(--c-signal)}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;font:inherit;font-size:.96rem;color:var(--c-ink);background:#fff;border:1px solid #c7d0dc;border-radius:var(--radius)}
.field textarea{min-height:142px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(27,88,168,.15)}
.field .hint{font-size:.81rem;color:var(--c-muted);margin:6px 0 0}
.field--check{display:flex;gap:11px;align-items:flex-start}
.field--check input{width:auto;margin-top:5px;flex:0 0 auto}
.field--check label{font-weight:400;font-size:.89rem;color:var(--c-body);margin:0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

.form-msg{display:none;padding:14px 16px;border-radius:var(--radius);margin-bottom:20px;font-size:.93rem}
.form-msg.is-ok{display:block;background:#e9f3ec;border:1px solid #b9dac5;color:#20573c}
.form-msg.is-error{display:block;background:#fcebe8;border:1px solid #f0c3bb;color:#8c2e21}

.contact-list{list-style:none;padding:0;margin:0}
.contact-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--c-line)}
.contact-list li:last-child{border-bottom:0}
.contact-list strong{display:block;color:var(--c-ink);font-size:.75rem;text-transform:uppercase;letter-spacing:.11em}
.contact-list .ic{color:var(--c-accent);flex:0 0 20px;margin-top:3px}

/* ---------- Legal pages ---------- */
.legal h2{font-size:1.38rem;margin-top:2em}
.legal h3{margin-top:1.6em;font-size:1.04rem}
.legal table{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:.92rem}
.legal th,.legal td{border:1px solid var(--c-line);padding:10px 12px;text-align:left;vertical-align:top}
.legal th{background:var(--c-bg-soft);color:var(--c-ink)}
.legal .updated{font-size:.85rem;color:var(--c-muted)}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-bg-dark);color:#93a0b1;font-size:.92rem;padding:68px 0 0}
.site-footer h4{color:#fff;font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;margin-bottom:18px;font-weight:700}
.site-footer a{color:#c4cfdb}
.site-footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-list{list-style:none;padding:0;margin:0}
.footer-list li{margin-bottom:10px}
.footer-brand .brand{color:#fff;margin-bottom:16px}
.footer-brand .brand__mark{background:#fff}
.footer-brand .brand__tag{color:#84919f}
.footer-legal-data{border-top:1px solid rgba(255,255,255,.1);padding:26px 0;font-size:.87rem;line-height:1.85}
.footer-legal-data strong{color:#e5ecf3}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;font-size:.85rem}
.footer-bottom nav{display:flex;flex-wrap:wrap;gap:18px}

/* ---------- Cookie banner ---------- */
.cookie-bar{position:fixed;left:0;right:0;bottom:0;z-index:90;background:#fff;border-top:1px solid var(--c-line);box-shadow:0 -6px 24px rgba(17,22,31,.13);padding:18px 0;display:none}
.cookie-bar.is-visible{display:block}
.cookie-bar .wrap{display:flex;flex-wrap:wrap;gap:16px 28px;align-items:center;justify-content:space-between}
.cookie-bar p{margin:0;font-size:.89rem;max-width:730px}
.cookie-bar .actions{display:flex;gap:10px;flex-wrap:wrap}

/* ---------- Utilities ---------- */
.mb-0{margin-bottom:0}
.mt-24{margin-top:24px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- Responsive ---------- */
@media (max-width:1000px){
  .grid--4{grid-template-columns:repeat(2,1fr)}
  .grid--3{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:42px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media (max-width:760px){
  body{font-size:16px}
  h1{font-size:2rem}
  .hero h1{font-size:2.15rem}
  .hero{padding:66px 0 60px}
  .section{padding:56px 0}
  .nav-toggle{display:inline-flex}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--c-line);flex-direction:column;align-items:stretch;gap:0;padding:10px 24px 18px}
  .nav.is-open{display:flex}
  .nav a{padding:12px 4px;border-bottom:1px solid var(--c-line)}
  .nav a[aria-current="page"]{box-shadow:none}
  .site-header .wrap{position:relative}
  .topbar .wrap{justify-content:center;text-align:center}
  .grid--2,.grid--3,.grid--4{grid-template-columns:1fr}
  .service{grid-template-columns:1fr;gap:10px}
  .footer-grid{grid-template-columns:1fr}
  .form-card{padding:24px 20px}
}