/* Líderti Inc. — Premium Redesign
   Single stylesheet for all pages */
:root{
  --c-ink:#0b1020;
  --c-ink-2:#10172e;
  --c-bg:#f6f8fc;
  --c-surface:#ffffff;
  --c-muted:#5a6478;
  --c-line:#e6ebf3;
  --c-brand:#3ec6f0;       /* cyan from logo */
  --c-brand-2:#1f7fd1;     /* mid blue */
  --c-brand-3:#0b3b8c;     /* deep blue */
  --c-accent:#7aa7ff;
  --grad-brand: linear-gradient(135deg, #3ec6f0 0%, #1f7fd1 55%, #0b3b8c 100%);
  --grad-soft: linear-gradient(180deg,#ffffff 0%, #eef4fb 100%);
  --shadow-sm: 0 1px 2px rgba(11,16,32,.06), 0 2px 8px rgba(11,16,32,.04);
  --shadow-md: 0 10px 30px -12px rgba(11,16,32,.25);
  --shadow-lg: 0 30px 60px -20px rgba(11,59,140,.35);
  --radius: 14px;
  --radius-lg: 22px;
  --container: 1200px;
  --font-display:'Sora','Inter',system-ui,sans-serif;
  --font-body:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--c-ink);
  background:var(--c-bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--c-brand-2);text-decoration:none;transition:color .2s}
a:hover{color:var(--c-brand-3)}
h1,h2,h3,h4{font-family:var(--font-display);color:var(--c-ink);line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(2.2rem,4.6vw,3.8rem);font-weight:700}
h2{font-size:clamp(1.7rem,3vw,2.5rem);font-weight:700}
h3{font-size:1.25rem;font-weight:600}
p{margin:0 0 1em;color:#2a3447}
.muted{color:var(--c-muted)}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}

/* === Header === */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.85);
  backdrop-filter:saturate(150%) blur(14px);
  border-bottom:1px solid var(--c-line);
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:24px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:44px;width:auto}
.nav-links{display:flex;gap:6px;list-style:none;padding:0;margin:0}
.nav-links a{
  display:inline-block;padding:10px 14px;border-radius:10px;
  color:var(--c-ink);font-weight:500;font-size:.95rem;
}
.nav-links a:hover{background:#eef4fb;color:var(--c-brand-3)}
.nav-links a.active{background:var(--c-ink);color:#fff}
.nav-cta{display:flex;gap:10px;align-items:center}
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 20px;border-radius:999px;
  font-weight:600;font-size:.95rem;cursor:pointer;border:0;
  transition:transform .15s ease, box-shadow .2s ease, background .2s;
  white-space:nowrap;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:var(--shadow-md)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);color:#fff}
.btn-ghost{background:transparent;color:var(--c-ink);border:1px solid var(--c-line)}
.btn-ghost:hover{background:#eef4fb}
.btn-dark{background:var(--c-ink);color:#fff}
.btn-dark:hover{background:var(--c-ink-2);color:#fff;transform:translateY(-2px)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--c-ink);margin:5px 0;transition:.3s}

/* === Hero === */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(1100px 500px at 85% -10%, rgba(62,198,240,.25), transparent 60%),
    radial-gradient(900px 500px at -10% 110%, rgba(11,59,140,.18), transparent 60%),
    var(--grad-soft);
  padding:90px 0 110px;
}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--c-line);
  font-size:.8rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--c-brand-3);box-shadow:var(--shadow-sm);
}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:var(--c-brand);box-shadow:0 0 0 4px rgba(62,198,240,.25)}
.hero h1 span.grad{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:1.15rem;color:#3a4659;max-width:560px}
.hero-cta{display:flex;gap:14px;margin-top:28px;flex-wrap:wrap}
.hero-stats{display:flex;gap:36px;margin-top:48px;flex-wrap:wrap}
.hero-stats div b{display:block;font-family:var(--font-display);font-size:1.8rem;color:var(--c-ink)}
.hero-stats div span{font-size:.85rem;color:var(--c-muted)}

.hero-visual{
  position:relative;border-radius:var(--radius-lg);
  background:var(--grad-brand);
  padding:36px;color:#fff;box-shadow:var(--shadow-lg);
  overflow:hidden;min-height:420px;
}
.hero-visual::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 80% 20%, rgba(255,255,255,.25), transparent 40%),
    radial-gradient(circle at 10% 90%, rgba(255,255,255,.15), transparent 40%);
}
.hero-card{
  position:relative;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.25);
  border-radius:14px;padding:18px 20px;backdrop-filter:blur(8px);
  margin-bottom:14px;
}
.hero-card h4{margin:0 0 4px;color:#fff;font-size:1rem}
.hero-card p{margin:0;color:rgba(255,255,255,.85);font-size:.9rem}
.hero-badge{
  position:absolute;right:24px;top:24px;
  background:rgba(255,255,255,.95);color:var(--c-ink);
  padding:8px 14px;border-radius:999px;font-size:.8rem;font-weight:700;
}

/* === Sections === */
section{padding:90px 0}
.section-head{text-align:center;max-width:720px;margin:0 auto 56px}
.section-head .eyebrow{margin-bottom:18px}
.section-head p{color:var(--c-muted);font-size:1.05rem}

/* === Services grid === */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);
  padding:28px;transition:transform .25s, box-shadow .25s, border-color .25s;
  position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:transparent}
.card .icon{
  width:48px;height:48px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad-brand);color:#fff;margin-bottom:18px;
  box-shadow:0 8px 20px -8px rgba(31,127,209,.6);
}
.card .icon svg{width:24px;height:24px}
.card h3{margin-bottom:8px}
.card p{color:var(--c-muted);font-size:.95rem;margin:0}
.card .more{display:inline-flex;margin-top:14px;font-weight:600;color:var(--c-brand-2);font-size:.9rem;gap:4px}
.card .more:hover{gap:8px}

/* === Feature split === */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.split.alt{grid-template-columns:1fr 1fr}
.feature-visual{
  border-radius:var(--radius-lg);padding:40px;
  background:#fff;border:1px solid var(--c-line);box-shadow:var(--shadow-md);
}
.checklist{list-style:none;padding:0;margin:24px 0 0}
.checklist li{display:flex;gap:12px;padding:10px 0;color:#2a3447}
.checklist li::before{
  content:"";width:22px;height:22px;border-radius:50%;
  background:var(--grad-brand);flex-shrink:0;margin-top:2px;
  -webkit-mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M5 12l5 5L20 7' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/></svg>") center/14px no-repeat;
  mask:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'><path d='M5 12l5 5L20 7' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'/></svg>") center/14px no-repeat;
}

/* === Stats band === */
.band{
  background:var(--c-ink);color:#fff;border-radius:var(--radius-lg);
  padding:50px;margin:0 24px;
  background-image:
    radial-gradient(800px 300px at 100% 0%, rgba(62,198,240,.25), transparent 60%),
    radial-gradient(600px 300px at 0% 100%, rgba(31,127,209,.25), transparent 60%);
}
.band-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.band-grid b{display:block;font-family:var(--font-display);font-size:2.4rem;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.band-grid span{color:rgba(255,255,255,.7);font-size:.9rem}

/* === Logos / Industries === */
.industries{display:grid;grid-template-columns:repeat(6,1fr);gap:16px}
.industry{
  background:#fff;border:1px solid var(--c-line);border-radius:12px;
  padding:22px 14px;text-align:center;font-weight:600;font-size:.9rem;color:var(--c-ink-2);
  transition:.2s;
}
.industry:hover{border-color:var(--c-brand);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.industry svg{width:28px;height:28px;color:var(--c-brand-2);margin:0 auto 8px;display:block}

/* === Testimonials === */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.quote{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:26px;
}
.quote p{font-style:italic;color:#2a3447}
.quote .who{display:flex;align-items:center;gap:12px;margin-top:14px}
.avatar{width:42px;height:42px;border-radius:50%;background:var(--grad-brand);color:#fff;display:grid;place-items:center;font-weight:700}
.who b{display:block;font-size:.95rem}
.who span{font-size:.8rem;color:var(--c-muted)}

/* === CTA === */
.cta{
  background:var(--grad-brand);color:#fff;border-radius:var(--radius-lg);
  padding:60px;text-align:center;box-shadow:var(--shadow-lg);
  background-image:var(--grad-brand),radial-gradient(circle at 20% 0%, rgba(255,255,255,.2), transparent 50%);
}
.cta h2{color:#fff}
.cta p{color:rgba(255,255,255,.9);max-width:600px;margin:0 auto 28px}
.cta .btn-light{background:#fff;color:var(--c-brand-3)}
.cta .btn-light:hover{background:#f0f8ff;color:var(--c-brand-3)}

/* === Footer === */
.site-footer{background:var(--c-ink);color:#cfd6e4;padding:70px 0 28px;margin-top:90px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:16px}
.site-footer a{color:#cfd6e4;display:block;padding:4px 0;font-size:.92rem}
.site-footer a:hover{color:var(--c-brand)}
.footer-brand img{height:42px;background:#fff;padding:8px 12px;border-radius:10px}
.footer-brand p{color:#8a93a8;font-size:.9rem;margin-top:14px;max-width:300px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.85rem;color:#8a93a8}

/* === Page header (interior) === */
.page-head{
  background:
    radial-gradient(900px 400px at 90% -20%, rgba(62,198,240,.25), transparent 60%),
    var(--grad-soft);
  padding:80px 0 60px;border-bottom:1px solid var(--c-line);
}
.page-head .eyebrow{margin-bottom:14px}
.crumbs{font-size:.85rem;color:var(--c-muted);margin-top:10px}
.crumbs a{color:var(--c-muted)}
.crumbs a:hover{color:var(--c-brand-2)}

/* === Service detail list === */
.service-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.service-list .card{padding:24px}

/* === Forms === */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:.85rem;font-weight:600;color:var(--c-ink-2)}
.field input,.field textarea,.field select{
  font-family:inherit;font-size:1rem;padding:12px 14px;border:1px solid var(--c-line);border-radius:10px;background:#fff;color:var(--c-ink);
  transition:.2s;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--c-brand);box-shadow:0 0 0 4px rgba(62,198,240,.18)}
.field textarea{min-height:140px;resize:vertical}

.contact-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:50px;align-items:start}
.contact-info{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:30px}
.contact-info .row{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px solid var(--c-line)}
.contact-info .row:last-child{border:0}
.contact-info .icon-sm{width:38px;height:38px;border-radius:10px;background:var(--grad-brand);display:grid;place-items:center;color:#fff;flex-shrink:0}
.contact-info .icon-sm svg{width:18px;height:18px}
.contact-info b{display:block;font-size:.95rem;margin-bottom:2px}
.contact-info span{color:var(--c-muted);font-size:.9rem}

.notice{padding:14px 16px;border-radius:10px;font-size:.92rem;margin-top:14px}
.notice.ok{background:#e7f7ee;color:#15663b;border:1px solid #b6e0c6}

/* === Process timeline === */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;counter-reset:step}
.step{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:26px;position:relative}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  position:absolute;top:-14px;left:24px;
  background:var(--grad-brand);color:#fff;
  padding:6px 12px;border-radius:999px;font-weight:700;font-size:.8rem;letter-spacing:.05em;
}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s ease, transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* Responsive */
@media (max-width: 960px){
  .hero{padding:60px 0 70px}
  .hero-grid,.split,.contact-grid{grid-template-columns:1fr;gap:40px}
  .cards,.quotes{grid-template-columns:1fr 1fr}
  .industries{grid-template-columns:repeat(3,1fr)}
  .band-grid{grid-template-columns:1fr 1fr;gap:24px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .form-grid,.service-list{grid-template-columns:1fr}
  .nav-links{
    position:absolute;top:72px;left:16px;right:16px;
    flex-direction:column;background:#fff;border:1px solid var(--c-line);
    border-radius:14px;padding:12px;box-shadow:var(--shadow-md);
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-toggle{display:block}
  .nav-cta .btn-ghost{display:none}
  .band{padding:32px;margin:0}
  .cta{padding:40px 24px}
}
@media (max-width:560px){
  .cards,.quotes,.industries,.band-grid,.footer-grid,.steps{grid-template-columns:1fr}
  section{padding:60px 0}
  .hero-stats{gap:20px}
}