/* ===== Natslime Digital — core stylesheet ===== */
:root{
  --ink:#0e1210;
  --ink-soft:#1b211d;
  --paper:#f7f8f4;
  --paper-dim:#eef0e9;
  --lime:#c6f135;
  --lime-deep:#9fd10f;
  --green-deep:#1f3d2b;
  --gray:#5b655f;
  --line:rgba(14,18,16,0.1);
  --line-dark:rgba(247,248,244,0.12);
  --radius:14px;
  --shadow:0 20px 50px -25px rgba(14,18,16,0.35);
  --maxw:1180px;
  font-size:16px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:"Space Grotesk","Inter",system-ui,sans-serif;
  line-height:1.15;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
p{margin:0 0 1em;color:var(--gray);}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;list-style:none;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
section{padding:96px 0;}
@media (max-width:768px){section{padding:64px 0;}}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.78rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--green-deep);background:rgba(198,241,53,0.35);
  padding:6px 14px;border-radius:999px;margin-bottom:18px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--green-deep);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:14px 28px;border-radius:999px;font-weight:600;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--lime);color:var(--ink);}
.btn-primary:hover{background:var(--lime-deep);transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-outline{background:transparent;border-color:var(--line);color:var(--ink);}
.btn-outline:hover{border-color:var(--ink);transform:translateY(-2px);}
.btn-outline-dark{background:transparent;border-color:var(--line-dark);color:var(--paper);}
.btn-outline-dark:hover{border-color:var(--paper);transform:translateY(-2px);}
.btn-block{width:100%;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(247,248,244,0.85);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;padding:18px 0;}
.brand{display:flex;align-items:center;gap:10px;font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:1.3rem;}
.brand .dot{width:10px;height:10px;border-radius:3px;background:var(--lime);box-shadow:0 0 0 4px rgba(198,241,53,0.35);}
.nav-links{display:flex;align-items:center;gap:36px;}
.nav-links a{font-weight:500;font-size:.95rem;position:relative;padding:4px 0;}
.nav-links a.active,.nav-links a:hover{color:var(--green-deep);}
.nav-cta{display:flex;align-items:center;gap:14px;}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.2s;}

@media (max-width:900px){
  .nav-links{
    position:fixed;inset:70px 16px auto 16px;background:var(--paper);
    border:1px solid var(--line);border-radius:var(--radius);
    flex-direction:column;align-items:flex-start;padding:20px;gap:16px;
    box-shadow:var(--shadow);transform:translateY(-12px);opacity:0;pointer-events:none;transition:.2s;
  }
  .nav-links.open{transform:translateY(0);opacity:1;pointer-events:auto;}
  .nav-cta .btn-outline{display:none;}
  .nav-toggle{display:block;}
}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:110px 0 90px;}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr;}}
.hero h1{font-size:clamp(2.4rem,5vw,3.6rem);}
.hero h1 .hl{background:linear-gradient(180deg,transparent 62%,var(--lime) 62%);}
.hero-actions{display:flex;gap:14px;margin-top:32px;flex-wrap:wrap;}
.hero-stats{display:flex;gap:36px;margin-top:56px;flex-wrap:wrap;}
.hero-stats div b{display:block;font-family:"Space Grotesk",sans-serif;font-size:1.7rem;}
.hero-stats div span{font-size:.85rem;color:var(--gray);}

.blob-card{
  background:var(--ink);border-radius:24px;padding:32px;color:var(--paper);
  box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.blob-card::after{
  content:"";position:absolute;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,var(--lime) 0%,transparent 70%);opacity:.5;
  top:-90px;right:-90px;
}
.blob-card .metric{display:flex;justify-content:space-between;align-items:center;padding:14px 0;border-bottom:1px solid var(--line-dark);}
.blob-card .metric:last-child{border-bottom:none;}
.blob-card .metric b{font-family:"Space Grotesk",sans-serif;font-size:1.4rem;color:var(--lime);}

/* ---------- Logo strip ---------- */
.logo-strip{padding:36px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.logo-strip .container{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:24px;}
.logo-strip span{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--gray);}
.logo-row{display:flex;gap:36px;flex-wrap:wrap;font-family:"Space Grotesk",sans-serif;font-weight:700;color:var(--ink);opacity:.55;}

/* ---------- Section headers ---------- */
.section-head{max-width:640px;margin-bottom:56px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}

/* ---------- Cards / grids ---------- */
.grid{display:grid;gap:28px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
@media (max-width:900px){.grid-3,.grid-4{grid-template-columns:repeat(2,1fr);}}
@media (max-width:600px){.grid-3,.grid-4,.grid-2{grid-template-columns:1fr;}}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 28px;transition:transform .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.card .icon{
  width:48px;height:48px;border-radius:12px;background:var(--ink);
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;
}
.card .icon svg{width:22px;height:22px;stroke:var(--lime);}
.card h3{font-size:1.15rem;}
.card p{margin-bottom:0;font-size:.95rem;}
.card .tag{
  display:inline-block;margin-top:16px;font-size:.82rem;font-weight:600;color:var(--green-deep);
}

/* ---------- Process ---------- */
.process-step{display:flex;gap:20px;padding:28px 0;border-bottom:1px solid var(--line);}
.process-step:last-child{border-bottom:none;}
.process-step .num{
  font-family:"Space Grotesk",sans-serif;font-size:1.6rem;font-weight:700;color:var(--lime-deep);
  -webkit-text-stroke:1.5px var(--ink);color:transparent;min-width:64px;
}
.process-step h4{margin-bottom:6px;font-size:1.1rem;}
.process-step p{margin:0;}

/* ---------- Dark band / CTA ---------- */
.band-dark{background:var(--ink);color:var(--paper);}
.band-dark p{color:rgba(247,248,244,0.72);}
.band-dark .section-head p{color:rgba(247,248,244,0.72);}
.cta{
  background:var(--ink);color:var(--paper);border-radius:24px;padding:64px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta::after{
  content:"";position:absolute;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,var(--lime) 0%,transparent 70%);opacity:.35;bottom:-140px;left:-80px;
}
.cta h2{margin-bottom:8px;}
.cta-inner{position:relative;z-index:1;}

/* ---------- Testimonials ---------- */
.testimonial{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;
}
.testimonial .stars{color:var(--lime-deep);letter-spacing:2px;margin-bottom:16px;font-size:1.1rem;}
.testimonial p{font-size:1.02rem;color:var(--ink);}
.testimonial .who{display:flex;align-items:center;gap:12px;margin-top:20px;}
.avatar{
  width:42px;height:42px;border-radius:50%;background:var(--ink);color:var(--lime);
  display:flex;align-items:center;justify-content:center;font-family:"Space Grotesk",sans-serif;font-weight:700;
}
.who b{display:block;font-size:.92rem;}
.who span{font-size:.82rem;color:var(--gray);}

/* ---------- Case studies ---------- */
.case-card{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:#fff;
}
.case-media{height:200px;background:linear-gradient(135deg,var(--ink),var(--green-deep));position:relative;}
.case-media span{
  position:absolute;bottom:16px;left:20px;color:var(--lime);font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:1.5rem;
}
.case-body{padding:26px;}
.case-body .results{display:flex;gap:24px;margin-top:18px;}
.case-body .results b{display:block;font-family:"Space Grotesk",sans-serif;color:var(--green-deep);font-size:1.2rem;}
.case-body .results span{font-size:.78rem;color:var(--gray);}

/* ---------- Team ---------- */
.team-card{text-align:center;}
.team-photo{
  width:100%;aspect-ratio:1;border-radius:16px;background:linear-gradient(135deg,var(--paper-dim),var(--lime));
  display:flex;align-items:center;justify-content:center;font-family:"Space Grotesk",sans-serif;
  font-size:2.4rem;font-weight:700;color:var(--ink);margin-bottom:16px;
}

/* ---------- Forms ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
@media (max-width:640px){.form-grid{grid-template-columns:1fr;}}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:20px;}
.field.full{grid-column:1/-1;}
label{font-size:.85rem;font-weight:600;}
input,select,textarea{
  border:1px solid var(--line);border-radius:10px;padding:13px 16px;font:inherit;
  background:#fff;color:var(--ink);
}
input:focus,select:focus,textarea:focus{outline:2px solid var(--lime);border-color:transparent;}
textarea{resize:vertical;min-height:120px;}

.contact-info-card{background:var(--ink);color:var(--paper);border-radius:var(--radius);padding:36px;}
.contact-info-card .row{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line-dark);}
.contact-info-card .row:last-child{border-bottom:none;}
.contact-info-card .row b{display:block;font-size:.85rem;color:rgba(247,248,244,.6);font-weight:500;}
.contact-info-card .row span{font-size:1rem;}

.alert{padding:16px 20px;border-radius:10px;margin-bottom:24px;font-size:.92rem;}
.alert-success{background:rgba(198,241,53,0.3);color:var(--green-deep);border:1px solid var(--lime-deep);}
.alert-error{background:#fde2e2;color:#8a1f1f;border:1px solid #f2b3b3;}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:rgba(247,248,244,.75);padding:72px 0 32px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;}
@media (max-width:768px){.footer-grid{grid-template-columns:1fr 1fr;}}
.footer-grid h4{color:var(--paper);font-size:.95rem;margin-bottom:18px;}
.footer-grid li{margin-bottom:10px;font-size:.92rem;}
.footer-grid a:hover{color:var(--lime);}
.site-footer .brand{color:var(--paper);}
.footer-bottom{
  margin-top:56px;padding-top:24px;border-top:1px solid var(--line-dark);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.82rem;
}
.social-row{display:flex;gap:14px;}
.social-row a{
  width:36px;height:36px;border-radius:50%;border:1px solid var(--line-dark);
  display:flex;align-items:center;justify-content:center;
}
.social-row svg{width:16px;height:16px;stroke:var(--paper);}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{padding:72px 0 56px;background:var(--paper-dim);}
.breadcrumb{font-size:.85rem;color:var(--gray);margin-bottom:14px;}
.breadcrumb a:hover{color:var(--green-deep);}

/* ---------- Utility ---------- */
.center{text-align:center;}
.mt-0{margin-top:0;}
.text-lime{color:var(--lime-deep);}