/* ── RESET & ROOT ─────────────────────────────────────────────────────────── */
:root {
  --navy:   #0a1628;
  --dark:   #0d1f3c;
  --mid:    #1a3a6b;
  --brand:  #1565c0;
  --bright: #1976d2;
  --light:  #2196f3;
  --glow:   rgba(21,101,192,0.18);
  --white:  #ffffff;
  --offwhite: #e8f0fe;
  --text:   #b8d0f0;
  --steel:  #8aabd4;
  --border: rgba(255,255,255,0.1);
}
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body { font-family:'Open Sans',sans-serif; background:var(--navy); color:var(--text); overflow-x:hidden; }
h1,h2,h3,h4,h5 { font-family:'Montserrat',sans-serif; }
img { display:block; max-width:100%; }
a { text-decoration:none; }

/* ── NAV ──────────────────────────────────────────────────────────────────── */
nav {
  position:fixed; top:0; left:0; right:0; z-index:9999;
  height:72px; display:flex; align-items:center; justify-content:space-between;
  padding:0 4rem;
  background:rgba(10,22,40,0.97);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.nav-logo img { height:42px; width:auto; }
.nav-links { display:flex; gap:2rem; list-style:none; }
.nav-links a {
  color:var(--steel); font-size:.8rem; font-weight:600;
  text-transform:uppercase; letter-spacing:.1em;
  font-family:'Montserrat',sans-serif; transition:color .2s;
}
.nav-links a:hover, .nav-links a.active { color:var(--light); }
.nav-right { display:flex; align-items:center; gap:1rem; }
.nav-phone {
  color:var(--white); font-weight:700; font-size:.85rem;
  display:flex; align-items:center; gap:.4rem;
  font-family:'Montserrat',sans-serif;
}
.btn-nav {
  background:var(--brand); color:#fff; padding:.5rem 1.3rem;
  border-radius:4px; font-weight:700; font-size:.78rem;
  text-transform:uppercase; letter-spacing:.08em;
  font-family:'Montserrat',sans-serif; transition:background .2s;
  white-space:nowrap;
}
.btn-nav:hover { background:var(--bright); }

/* ── PAGE HERO (subpages) ─────────────────────────────────────────────────── */
.page-hero {
  padding-top:72px; min-height:340px;
  display:flex; align-items:flex-end;
  position:relative; overflow:clip;
}
.page-hero-bg {
  position:absolute; inset:0;
  background:linear-gradient(135deg,rgba(10,22,40,.97) 0%,rgba(13,31,60,.88) 100%);
}
.page-hero-photo {
  position:absolute; inset:0;
  background-size:cover; background-position:center; opacity:.2;
}
.page-hero-grid {
  position:absolute; inset:0;
  background-image:linear-gradient(rgba(33,150,243,.04) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(33,150,243,.04) 1px,transparent 1px);
  background-size:56px 56px;
}
.page-hero-stripe {
  position:absolute; left:0; top:0; bottom:0; width:4px;
  background:linear-gradient(180deg,transparent,var(--brand),transparent);
}
.page-hero-inner {
  position:relative; z-index:2;
  max-width:1200px; margin:0 auto;
  padding:3rem 4rem; width:100%;
}
.breadcrumb {
  display:flex; align-items:center; gap:.5rem;
  font-size:.75rem; color:var(--steel); margin-bottom:1.1rem;
  font-family:'Montserrat',sans-serif; font-weight:600;
  text-transform:uppercase; letter-spacing:.08em;
}
.breadcrumb a { color:var(--steel); transition:color .2s; }
.breadcrumb a:hover { color:var(--light); }
.breadcrumb span { color:var(--light); }
.page-hero h1 {
  font-size:clamp(2rem,4vw,3.8rem); font-weight:900;
  color:var(--white); line-height:.95; margin-bottom:.65rem;
}
.page-hero h1 em { color:var(--light); font-style:normal; }
.page-hero p { color:var(--steel); font-size:.98rem; line-height:1.65; max-width:600px; }

/* ── SECTIONS ─────────────────────────────────────────────────────────────── */
section { padding:5.5rem 4rem; }
.container { max-width:1200px; margin:0 auto; }
.sec-label {
  display:inline-block; color:var(--light); font-size:.7rem;
  font-weight:700; text-transform:uppercase; letter-spacing:.2em;
  font-family:'Montserrat',sans-serif; margin-bottom:.65rem;
}
.sec-title {
  font-size:clamp(1.7rem,3.2vw,2.6rem); font-weight:900;
  color:var(--white); line-height:1.05; margin-bottom:.85rem;
}
.sec-desc { color:var(--steel); font-size:.95rem; line-height:1.7; max-width:640px; }
.sec-head { margin-bottom:3rem; }
.sec-head.center { text-align:center; }
.sec-head.center .sec-desc { margin:0 auto; }

/* ── BUTTONS ──────────────────────────────────────────────────────────────── */
.btn-primary {
  background:var(--brand); color:#fff; padding:.9rem 2rem;
  border-radius:4px; font-family:'Montserrat',sans-serif;
  font-size:.9rem; font-weight:800; text-transform:uppercase;
  letter-spacing:.06em; display:inline-flex; align-items:center;
  gap:.5rem; transition:all .2s; border:2px solid var(--brand); cursor:pointer;
}
.btn-primary:hover { background:var(--bright); transform:translateY(-1px); }
.btn-secondary {
  background:transparent; color:var(--white); padding:.9rem 2rem;
  border-radius:4px; font-family:'Montserrat',sans-serif;
  font-size:.9rem; font-weight:700; text-transform:uppercase;
  letter-spacing:.06em; border:2px solid var(--border);
  display:inline-flex; align-items:center; gap:.5rem; transition:all .2s;
}
.btn-secondary:hover { border-color:var(--light); color:var(--light); }
.btn-white {
  background:#fff; color:var(--brand); padding:.95rem 2.4rem;
  border-radius:4px; font-family:'Montserrat',sans-serif;
  font-size:1rem; font-weight:900; text-transform:uppercase;
  letter-spacing:.06em; display:inline-flex; align-items:center;
  gap:.5rem; transition:all .2s;
}
.btn-white:hover { background:var(--offwhite); transform:translateY(-2px); }

/* ── LISTS ────────────────────────────────────────────────────────────────── */
.pts { list-style:none; }
.pts li {
  display:flex; gap:.9rem; padding:.8rem 0;
  border-bottom:1px solid var(--border);
  font-size:.9rem; color:var(--text); line-height:1.6; align-items:flex-start;
}
.pts li:first-child { border-top:1px solid var(--border); }
.pts li svg { color:var(--light); flex-shrink:0; margin-top:2px; }

/* ── CTA BAND ─────────────────────────────────────────────────────────────── */
.cta-band {
  background:linear-gradient(135deg,var(--mid),var(--brand));
  padding:5rem 4rem; text-align:center;
}
.cta-band h2 {
  font-size:clamp(1.6rem,3vw,2.5rem); font-weight:900;
  color:#fff; margin-bottom:.5rem;
}
.cta-band p { color:rgba(255,255,255,.82); font-size:1rem; margin-bottom:2rem; }

/* ── FOOTER ───────────────────────────────────────────────────────────────── */
footer { background:#060e1a; padding:4rem; border-top:1px solid var(--border); }
.footer-grid {
  max-width:1200px; margin:0 auto;
  display:grid; grid-template-columns:2fr 1fr 1fr 1fr;
  gap:2.5rem; padding-bottom:2.5rem; border-bottom:1px solid var(--border);
}
.footer-logo { height:40px; margin-bottom:1.1rem; }
.footer-brand p { color:var(--steel); font-size:.86rem; line-height:1.7; margin-bottom:1.3rem; }
.f-contact {
  display:flex; align-items:center; gap:.65rem;
  color:var(--steel); font-size:.85rem; margin-bottom:.55rem; transition:color .2s;
}
.f-contact:hover { color:var(--light); }
.f-contact svg { color:var(--light); flex-shrink:0; }
.footer-col h4 {
  font-family:'Montserrat',sans-serif; font-size:.8rem; font-weight:700;
  color:var(--white); text-transform:uppercase; letter-spacing:.1em; margin-bottom:1.1rem;
}
.footer-col ul { list-style:none; }
.footer-col ul li { margin-bottom:.5rem; }
.footer-col ul li a { color:var(--steel); font-size:.86rem; transition:color .2s; }
.footer-col ul li a:hover { color:var(--light); }
.footer-bottom {
  max-width:1200px; margin:0 auto; padding-top:1.4rem;
  display:flex; justify-content:space-between; align-items:center;
  color:var(--steel); font-size:.76rem; flex-wrap:wrap; gap:.5rem;
}
.footer-bottom span { color:var(--light); }
.cosna-footer { display:flex; align-items:center; gap:.7rem; }
.cosna-footer img { height:26px; opacity:.8; }

/* ── WHATSAPP BUTTON ─────────────────────────────────────────────────────── */
.wa-btn {
  position:fixed; bottom:2rem; right:2rem; z-index:9998;
  background:#25D366; color:#fff; width:56px; height:56px;
  border-radius:50%; display:flex; align-items:center; justify-content:center;
  box-shadow:0 4px 20px rgba(37,211,102,.4); transition:transform .2s,box-shadow .2s;
}
.wa-btn:hover { transform:scale(1.1); box-shadow:0 6px 28px rgba(37,211,102,.5); }

/* ── ANIMATIONS ──────────────────────────────────────────────────────────── */
@keyframes fadeUp { from{opacity:0;transform:translateY(22px)} to{opacity:1;transform:translateY(0)} }
.fade-up { animation:fadeUp .6s ease both; }
.d1{animation-delay:.1s} .d2{animation-delay:.25s} .d3{animation-delay:.4s} .d4{animation-delay:.55s}
.reveal { opacity:0; transform:translateY(20px); transition:opacity .5s ease,transform .5s ease; }
.reveal.visible { opacity:1; transform:translateY(0); }

/* ── SCROLLBAR ───────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width:5px; }
::-webkit-scrollbar-track { background:var(--navy); }
::-webkit-scrollbar-thumb { background:var(--mid); border-radius:3px; }

/* ── RESPONSIVE ──────────────────────────────────────────────────────────── */
@media(max-width:1024px) {
  nav { padding:0 2rem; }
  .nav-links { display:none; }
  section { padding:3.5rem 2rem; }
  footer { padding:3rem 2rem; }
  .cta-band { padding:3.5rem 2rem; }
  .page-hero-inner { padding:2.5rem 2rem; }
  .footer-grid { grid-template-columns:1fr 1fr; }
  .two-col, .three-col, .four-col { grid-template-columns:1fr; }
}
@media(max-width:640px) {
  .footer-grid { grid-template-columns:1fr; }
  nav { padding:0 1.5rem; }
  section { padding:3rem 1.5rem; }
  .two-col-sm { grid-template-columns:1fr; }
}

/* ── GRID HELPERS ────────────────────────────────────────────────────────── */
.two-col   { display:grid; grid-template-columns:1fr 1fr; gap:4rem; align-items:start; }
.three-col { display:grid; grid-template-columns:repeat(3,1fr); gap:1.5rem; }
.four-col  { display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--border); border:1px solid var(--border); }
.four-col > * { background:var(--dark); }

/* ── CARD STYLES ─────────────────────────────────────────────────────────── */
.card {
  background:var(--dark); border:1px solid var(--border);
  border-top:3px solid var(--brand); padding:2rem;
}
.icon-box {
  width:46px; height:46px; background:var(--glow);
  border:1px solid var(--brand); display:flex; align-items:center;
  justify-content:center; color:var(--light); margin-bottom:1.1rem;
}
.card h3 {
  font-family:'Montserrat',sans-serif; font-size:.95rem; font-weight:800;
  color:var(--white); margin-bottom:.45rem; text-transform:uppercase;
}
.card p { font-size:.84rem; color:var(--steel); line-height:1.65; }

/* ── STAT BOX ────────────────────────────────────────────────────────────── */
.stat-box { padding:2.2rem 1.5rem; text-align:center; }
.stat-val { font-family:'Montserrat',sans-serif; font-size:2.5rem; font-weight:900; color:var(--light); line-height:1; }
.stat-lbl { font-family:'Montserrat',sans-serif; font-size:.7rem; font-weight:700; text-transform:uppercase; letter-spacing:.09em; color:var(--steel); margin-top:.3rem; }
.stat-sub { font-size:.78rem; color:var(--text); margin-top:.25rem; }

/* ── TABLE STYLES ────────────────────────────────────────────────────────── */
.data-table { width:100%; border-collapse:collapse; }
.data-table th {
  background:var(--mid); color:var(--light);
  font-family:'Montserrat',sans-serif; font-size:.68rem;
  text-transform:uppercase; letter-spacing:.1em; padding:.85rem 1.2rem; text-align:left;
}
.data-table td { padding:.85rem 1.2rem; font-size:.88rem; color:var(--text); border-bottom:1px solid var(--border); }
.data-table tr:last-child td { border-bottom:none; }
.data-table tr:hover td { background:rgba(21,101,192,.05); }

/* ── TAG ─────────────────────────────────────────────────────────────────── */
.tag {
  display:inline-block; background:var(--glow); border:1px solid var(--brand);
  color:var(--light); font-size:.65rem; font-weight:700; text-transform:uppercase;
  letter-spacing:.07em; padding:.18rem .6rem; font-family:'Montserrat',sans-serif;
}

/* ── FORM STYLES ─────────────────────────────────────────────────────────── */
.fg { margin-bottom:1rem; }
.fg label {
  display:block; font-size:.68rem; font-weight:700; text-transform:uppercase;
  letter-spacing:.1em; color:var(--steel); margin-bottom:.35rem;
  font-family:'Montserrat',sans-serif;
}
.fg input, .fg select, .fg textarea {
  width:100%; background:rgba(10,22,40,.9); border:1px solid var(--border);
  color:var(--white); padding:.7rem .9rem; font-size:.88rem;
  font-family:'Open Sans',sans-serif; border-radius:3px; outline:none; transition:border-color .2s;
}
.fg input:focus, .fg select:focus, .fg textarea:focus { border-color:var(--brand); }
.fg select option { background:var(--dark); }
.fg textarea { resize:vertical; min-height:110px; }
.fg-row { display:grid; grid-template-columns:1fr 1fr; gap:.85rem; }
.btn-form {
  width:100%; background:var(--brand); color:#fff; border:none;
  padding:.9rem; font-family:'Montserrat',sans-serif; font-size:.95rem;
  font-weight:800; text-transform:uppercase; letter-spacing:.06em;
  cursor:pointer; border-radius:3px; margin-top:.5rem; transition:background .2s;
  display:flex; align-items:center; justify-content:center; gap:.5rem;
}
.btn-form:hover { background:var(--bright); }