/* ==========================================================================
   SwirlNet — design tokens
   ========================================================================== */
:root{
  --green-700:#5A9A16;
  --green-500:#7EC419;
  --green-300:#B3E063;
  --green-100:#EEF8DE;

  --blue-900:#01234F;
  --blue-800:#012F6E;
  --blue-700:#013F94;
  --blue-500:#1C5FBE;
  --blue-100:#E8F0FC;

  --ink:#152030;
  --ink-soft:#4A5568;
  --paper:#FFFFFF;
  --mist:#F5F8FA;
  --line:#E3E9EE;

  --font-display:'Sora', 'Segoe UI', sans-serif;
  --font-body:'Inter', 'Segoe UI', sans-serif;
  --font-mono:'IBM Plex Mono', 'Courier New', monospace;

  --radius:14px;
  --radius-sm:8px;
  --shadow-soft:0 8px 30px -12px rgba(1,47,110,0.18);
  --shadow-lift:0 18px 45px -18px rgba(1,47,110,0.28);
  --max:1180px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  line-height:1.55;
}
h1,h2,h3,h4{
  font-family:var(--font-display);
  color:var(--blue-900);
  margin:0 0 .5em;
  line-height:1.15;
  letter-spacing:-0.01em;
}
p{ margin:0 0 1em; color:var(--ink-soft); }
a{ color:var(--blue-700); text-decoration:none; }
a:hover{ color:var(--green-700); }
img{ max-width:100%; display:block; }
ul{ margin:0; padding:0; list-style:none; }

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

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.5em;
  font-family:var(--font-mono);
  font-size:.72rem;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--green-700);
  font-weight:600;
}
.eyebrow::before{
  content:"";
  width:7px; height:7px;
  border-radius:50%;
  background:var(--green-500);
  box-shadow:0 0 0 3px var(--green-100);
}

a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline:3px solid var(--blue-500);
  outline-offset:2px;
  border-radius:4px;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn{
  display:inline-flex;
  align-items:center;
  gap:.5em;
  font-family:var(--font-body);
  font-weight:600;
  font-size:.95rem;
  padding:.85em 1.5em;
  border-radius:999px;
  border:1.5px solid transparent;
  cursor:pointer;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease, color .15s ease;
}
.btn-primary{
  background:var(--blue-700);
  color:#fff;
  box-shadow:var(--shadow-soft);
}
.btn-primary:hover{
  background:var(--blue-800);
  color:#fff;
  transform:translateY(-2px);
  box-shadow:var(--shadow-lift);
}
.btn-ghost{
  background:transparent;
  border-color:var(--line);
  color:var(--blue-900);
}
.btn-ghost:hover{
  border-color:var(--green-500);
  color:var(--blue-900);
  background:var(--green-100);
}
.btn-lg{ padding:1em 1.9em; font-size:1rem; }

/* ==========================================================================
   Header / nav
   ========================================================================== */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(255,255,255,.9);
  backdrop-filter:saturate(150%) blur(8px);
  border-bottom:1px solid var(--line);
}
.nav{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:14px 0;
}
.brand{
  display:flex;
  align-items:center;
  gap:.6em;
}
.brand img{ height:34px; width:auto; }
.nav-links{
  display:flex;
  gap:2rem;
  align-items:center;
}
.nav-links a{
  color:var(--ink);
  font-weight:600;
  font-size:.95rem;
  padding:.4em 0;
  border-bottom:2px solid transparent;
}
.nav-links a.active,
.nav-links a:hover{
  color:var(--blue-800);
  border-bottom-color:var(--green-500);
}
.nav-cta{ display:flex; align-items:center; gap:1.2rem; }
.nav-phone{
  display:flex; align-items:center; gap:.5em;
  font-family:var(--font-mono);
  font-weight:600;
  color:var(--blue-800);
  font-size:.92rem;
  white-space:nowrap;
}
.nav-toggle{
  display:none;
  background:none; border:1px solid var(--line); border-radius:8px;
  width:42px; height:42px; cursor:pointer;
  align-items:center; justify-content:center;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content:""; display:block; width:20px; height:2px; background:var(--ink);
  position:relative; transition:.2s;
}
.nav-toggle span::before{ position:absolute; top:-6px; }
.nav-toggle span::after{ position:absolute; top:6px; }

/* ==========================================================================
   Hero + signal rings signature element
   ========================================================================== */
.hero{
  position:relative;
  overflow:hidden;
  padding:88px 0 72px;
  background:
    radial-gradient(120% 100% at 100% 0%, var(--blue-100) 0%, rgba(232,240,252,0) 55%),
    var(--paper);
}
.hero-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:center;
}
.hero h1{
  font-size:clamp(2.1rem, 3.6vw, 3.1rem);
  max-width:15ch;
}
.hero .lede{
  font-size:1.1rem;
  max-width:44ch;
  color:var(--ink-soft);
}
.hero-actions{
  display:flex; gap:.9rem; margin-top:1.6rem; flex-wrap:wrap;
}
.hero-meta{
  margin-top:2.2rem;
  display:flex; gap:2.2rem; flex-wrap:wrap;
}
.hero-meta div{ font-family:var(--font-mono); font-size:.8rem; color:var(--ink-soft); }
.hero-meta strong{
  display:block; font-family:var(--font-display); font-size:1.35rem; color:var(--blue-900);
}

.rings-wrap{
  position:relative;
  aspect-ratio:1/1;
  max-width:440px;
  margin:0 auto;
}
.rings-wrap svg{ width:100%; height:100%; }
.ring-spin{
  transform-origin:center;
  animation:spin 40s linear infinite;
}
.ring-spin.reverse{ animation-direction:reverse; animation-duration:55s; }
@keyframes spin{ to{ transform:rotate(360deg); } }
@media (prefers-reduced-motion: reduce){
  .ring-spin{ animation:none; }
}

/* ==========================================================================
   Sections
   ========================================================================== */
section{ padding:88px 0; }
.section-alt{ background:var(--mist); }
.section-head{
  max-width:640px;
  margin:0 0 3rem;
}
.section-head.center{ margin-left:auto; margin-right:auto; text-align:center; }
.section-head h2{ font-size:clamp(1.7rem, 2.6vw, 2.3rem); margin-top:.5em; }

/* Service cards */
.cards{
  display:grid;
  grid-template-columns:repeat(auto-fit, minmax(230px, 1fr));
  gap:1.75rem;
}
.card.featured{
  border-color:var(--green-500);
  box-shadow:var(--shadow-soft);
  position:relative;
}
.card-badge{
  position:absolute;
  top:-12px; left:1.8rem;
  background:var(--green-500);
  color:#fff;
  font-family:var(--font-mono);
  font-size:.68rem;
  font-weight:600;
  letter-spacing:.06em;
  text-transform:uppercase;
  padding:.3em .8em;
  border-radius:999px;
}
.plan-list{ margin-top:1rem; display:grid; gap:.55rem; }
.plan-list li{
  display:flex; gap:.55em; font-size:.9rem; color:var(--ink-soft);
}
.plan-list li::before{
  content:"";
  flex:none; width:6px; height:6px; margin-top:.5em;
  border-radius:50%; background:var(--green-500);
}
.plan-foot{
  margin-top:1.3rem;
  padding-top:1rem;
  border-top:1px solid var(--line);
}
.card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:2rem 1.8rem;
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-soft);
  border-color:transparent;
}
.card .ring-icon{ width:52px; height:52px; margin-bottom:1.1rem; }
.card h3{ font-size:1.2rem; }
.card p{ font-size:.95rem; margin-bottom:1rem; }
.card a.card-link{
  font-weight:700; font-size:.88rem;
  display:inline-flex; align-items:center; gap:.35em;
}
.card a.card-link .arrow{ transition:transform .15s ease; }
.card a.card-link:hover .arrow{ transform:translateX(3px); }

/* Feature strip (why swirlnet) */
.feature-strip{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:2.5rem;
}
.feature{
  display:flex; gap:1rem; align-items:flex-start;
}
.feature .dot{
  flex:none;
  width:38px; height:38px; border-radius:50%;
  background:var(--blue-100);
  display:flex; align-items:center; justify-content:center;
}
.feature .dot svg{ width:18px; height:18px; }
.feature h4{ font-size:1rem; margin-bottom:.25em; }
.feature p{ font-size:.92rem; margin:0; }

/* Detail rows on services page */
.detail-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}
.detail-row + .detail-row{ margin-top:96px; }
.detail-row.reverse .detail-copy{ order:2; }
.detail-row.reverse .detail-visual{ order:1; }
.detail-visual{
  background:linear-gradient(145deg, var(--blue-800), var(--blue-700));
  border-radius:20px;
  aspect-ratio:4/3;
  display:flex; align-items:center; justify-content:center;
  position:relative;
  overflow:hidden;
}
.detail-visual svg{ width:62%; height:62%; }
.detail-tag{
  position:absolute; top:18px; left:18px;
  font-family:var(--font-mono); font-size:.7rem; letter-spacing:.1em;
  color:rgba(255,255,255,.75); text-transform:uppercase;
}
.detail-copy h3{ font-size:1.55rem; }
.detail-list{ margin-top:1.2rem; display:grid; gap:.7rem; }
.detail-list li{
  display:flex; gap:.6em; font-size:.94rem; color:var(--ink-soft);
}
.detail-list li::before{
  content:"";
  flex:none; width:6px; height:6px; margin-top:.55em;
  border-radius:50%; background:var(--green-500);
}

/* CTA band */
.cta-band{
  background:linear-gradient(120deg, var(--blue-800), var(--blue-700));
  border-radius:24px;
  padding:56px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:2rem;
  flex-wrap:wrap;
  color:#fff;
  position:relative;
  overflow:hidden;
}
.cta-band h2{ color:#fff; margin-bottom:.3em; font-size:1.7rem; }
.cta-band p{ color:rgba(255,255,255,.8); margin:0; }
.cta-band .btn-primary{ background:#fff; color:var(--blue-800); }
.cta-band .btn-primary:hover{ background:var(--green-300); color:var(--blue-900); }

/* ==========================================================================
   Contact page
   ========================================================================== */
.contact-grid{
  display:grid;
  grid-template-columns:.85fr 1.15fr;
  gap:56px;
  align-items:start;
}
.contact-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:2rem;
}
.contact-list{ display:grid; gap:1.4rem; margin-top:1.5rem; }
.contact-list li{ display:flex; gap:1rem; align-items:flex-start; }
.contact-list .ico{
  flex:none; width:40px; height:40px; border-radius:10px;
  background:var(--green-100); display:flex; align-items:center; justify-content:center;
}
.contact-list .ico svg{ width:18px; height:18px; }
.contact-list strong{ display:block; font-size:.85rem; color:var(--ink-soft); font-weight:600; }
.contact-list a, .contact-list span.value{ font-family:var(--font-mono); font-size:1rem; color:var(--blue-900); }

.trading-note{
  margin-top:1.8rem;
  padding-top:1.6rem;
  border-top:1px dashed var(--line);
  font-size:.85rem;
  color:var(--ink-soft);
}
.trading-note a{ font-weight:600; }

.form-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:2.2rem;
}
.form-grid{ display:grid; gap:1.2rem; }
.form-row-2{ display:grid; grid-template-columns:1fr 1fr; gap:1.2rem; }
label{ display:block; font-size:.85rem; font-weight:600; color:var(--blue-900); margin-bottom:.4em; }
input, textarea, select{
  width:100%;
  font-family:var(--font-body);
  font-size:.95rem;
  padding:.8em .9em;
  border-radius:var(--radius-sm);
  border:1.5px solid var(--line);
  background:var(--paper);
  color:var(--ink);
  transition:border-color .15s ease, box-shadow .15s ease;
}
input:focus, textarea:focus, select:focus{
  border-color:var(--blue-500);
  box-shadow:0 0 0 4px var(--blue-100);
  outline:none;
}
textarea{ resize:vertical; min-height:130px; }
.form-note{ font-size:.8rem; color:var(--ink-soft); margin-top:.2em; }
.form-status{
  margin-top:1rem; padding:.9em 1.1em; border-radius:var(--radius-sm);
  font-size:.9rem; display:none;
}
.form-status.show{ display:block; }
.form-status.ok{ background:var(--green-100); color:var(--green-700); }
.form-status.err{ background:#FCE9E9; color:#B23A3A; }

.map-embed{
  margin-top:1.6rem;
  border-radius:var(--radius);
  overflow:hidden;
  border:1px solid var(--line);
}
.map-embed iframe{ width:100%; height:280px; border:0; display:block; }

/* ==========================================================================
   Footer
   ========================================================================== */
footer{
  background:var(--blue-900);
  color:rgba(255,255,255,.7);
  padding:56px 0 28px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:2.5rem;
  padding-bottom:2.5rem;
  border-bottom:1px solid rgba(255,255,255,.12);
}
.footer-brand img{ height:30px; margin-bottom:1rem; }
.footer-brand p{ color:rgba(255,255,255,.6); font-size:.9rem; max-width:32ch; }
.footer-col h4{
  color:#fff; font-size:.82rem; text-transform:uppercase; letter-spacing:.08em;
  margin-bottom:1rem;
}
.footer-col ul{ display:grid; gap:.6rem; }
.footer-col a{ color:rgba(255,255,255,.7); font-size:.92rem; }
.footer-col a:hover{ color:var(--green-300); }
.footer-bottom{
  padding-top:1.6rem;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:.8rem;
  font-size:.82rem; color:rgba(255,255,255,.5);
}
.footer-bottom a{ color:rgba(255,255,255,.7); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 960px){
  .hero-grid{ grid-template-columns:1fr; }
  .rings-wrap{ max-width:300px; }
  .cards{ grid-template-columns:1fr 1fr; }
  .feature-strip{ grid-template-columns:1fr; gap:1.6rem; }
  .detail-row, .detail-row.reverse{ grid-template-columns:1fr; }
  .detail-row.reverse .detail-copy, .detail-row.reverse .detail-visual{ order:initial; }
  .contact-grid{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
}

@media (max-width: 720px){
  .nav-links, .nav-phone{ display:none; }
  .nav-toggle{ display:flex; }
  .site-header.open .nav-links{
    display:flex; position:absolute; top:100%; left:0; right:0;
    background:#fff; flex-direction:column; padding:1.2rem 24px;
    border-bottom:1px solid var(--line); gap:1rem;
  }
  .site-header.open .nav-phone{
    display:flex; position:absolute; top:100%; left:0; right:0;
    margin-top:11.5rem; padding:0 24px 1.2rem; background:#fff;
  }
  .hero{ padding:56px 0 48px; }
  section{ padding:56px 0; }
  .cards{ grid-template-columns:1fr; }
  .cta-band{ padding:36px 28px; flex-direction:column; text-align:center; }
  .form-row-2{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; gap:2rem; }
}