:root{
  --bg:#ffffff; --fg:#1e2530; --muted:#6b7280; --border:#e4e7ec;
  --card:#ffffff; --secondary:#f4f5f7; --primary:#242c39; --primary-fg:#ffffff;
  --accent:#4a8f4a; --accent-fg:#ffffff; --graphite:#242c39;
  --radius:.5rem;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--fg);font-family:'Inter',system-ui,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:'Manrope',system-ui,sans-serif;letter-spacing:-.02em;line-height:1.1}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea{font:inherit}

.container{max-width:1200px;margin:0 auto;padding:0 1rem}
@media(min-width:768px){.container{padding:0 2rem}}

/* Header */
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:.75rem 0}
.brand{display:flex;align-items:center;gap:.75rem}
.brand img{height:40px;width:40px;object-fit:contain}
.brand-name{font-family:'Manrope';font-weight:700;font-size:.9rem}
.brand-sub{font-size:.7rem;color:var(--muted)}
.nav{display:none;align-items:center;gap:2rem}
@media(min-width:1024px){.nav{display:flex}}
.nav a{font-size:.875rem;font-weight:500;color:#3a4150;transition:color .2s}
.nav a:hover{color:var(--accent)}
.btn{display:inline-block;padding:.7rem 1.4rem;border-radius:var(--radius);font-size:.875rem;font-weight:600;transition:transform .15s,background .2s,border-color .2s,color .2s;text-align:center}
.btn-primary{background:var(--primary);color:var(--primary-fg)}
.btn-primary:hover{transform:scale(1.02)}
.btn-outline{background:var(--bg);color:var(--fg);border:1px solid var(--border)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent)}
.header .btn{display:none}
@media(min-width:768px){.header .btn{display:inline-block}}
.burger{display:flex;flex-direction:column;gap:5px}
@media(min-width:1024px){.burger{display:none}}
.burger span{display:block;width:24px;height:2px;background:var(--fg)}
.mobile-nav{display:none;border-top:1px solid var(--border);padding:1rem}
.mobile-nav.open{display:flex;flex-direction:column}
.mobile-nav a{padding:.75rem 0;font-size:.9rem;font-weight:500}

/* Hero */
.hero{position:relative;overflow:hidden;padding:5rem 0}
@media(min-width:768px){.hero{padding:8rem 0}}
.hero-bg{position:absolute;inset:0;
  background:
    radial-gradient(circle at 20% 30%, rgba(200,205,210,.4) 0, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(160,165,170,.35) 0, transparent 45%),
    linear-gradient(135deg,#eef0f2,#dcdfe3);
  opacity:.6}
.hero-fade{position:absolute;inset:0;background:linear-gradient(to bottom,rgba(255,255,255,.4),rgba(255,255,255,.75),#fff)}
.hero-inner{position:relative;max-width:820px}
.badge{display:inline-flex;align-items:center;gap:.5rem;padding:.4rem 1rem;border:1px solid var(--border);background:rgba(255,255,255,.85);border-radius:999px;font-size:.75rem;color:var(--muted);margin-bottom:1.5rem}
.badge .dot{width:6px;height:6px;border-radius:50%;background:var(--accent)}
.hero h1{font-size:2.25rem;font-weight:800}
@media(min-width:768px){.hero h1{font-size:3.75rem}}
.hero h1 .accent{color:var(--accent)}
.hero p{margin-top:1.5rem;max-width:640px;color:var(--muted);font-size:1rem}
@media(min-width:768px){.hero p{font-size:1.125rem}}
.hero-cta{margin-top:2.5rem;display:flex;flex-wrap:wrap;gap:.75rem}
.hero-stats{position:relative;margin-top:4rem;display:grid;gap:1.5rem;grid-template-columns:repeat(2,1fr)}
@media(min-width:768px){.hero-stats{grid-template-columns:repeat(4,1fr);margin-top:6rem}}
.stat{border-left:2px solid var(--accent);padding-left:1rem}
.stat-k{font-size:.7rem;text-transform:uppercase;letter-spacing:.15em;color:var(--muted)}
.stat-v{font-family:'Manrope';font-weight:700;font-size:1.1rem;margin-top:.25rem}

/* Sections */
.section{padding:5rem 0;border-top:1px solid var(--border)}
@media(min-width:768px){.section{padding:7rem 0}}
.section-alt{background:rgba(244,245,247,.6)}
.eyebrow{font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.15em;color:var(--accent)}
.section h2{margin-top:.75rem;font-size:1.85rem;font-weight:800}
@media(min-width:768px){.section h2{font-size:2.35rem}}

/* About */
.about-grid{display:grid;gap:3rem}
@media(min-width:768px){.about-grid{grid-template-columns:1fr 1.4fr}}
.about-grid p{font-size:1.05rem;line-height:1.7}
.about-grid p+p{margin-top:1rem;color:var(--muted);font-size:.95rem}

/* Products */
.head-row{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:1rem;margin-bottom:3.5rem}
.head-row .note{max-width:400px;font-size:.875rem;color:var(--muted)}
.products{display:grid;gap:1px;background:var(--border);border:1px solid var(--border);border-radius:.75rem;overflow:hidden}
@media(min-width:768px){.products{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.products{grid-template-columns:repeat(3,1fr)}}
.product{background:var(--card);padding:2rem;transition:background .25s,color .25s}
.product:hover{background:var(--primary);color:var(--primary-fg)}
.product .num{font-family:ui-monospace,monospace;font-size:.75rem;color:var(--muted);margin-bottom:1.5rem}
.product:hover .num,.product:hover .desc{color:rgba(255,255,255,.75)}
.product h3{font-size:1.15rem;font-weight:700}
.product .desc{margin-top:.75rem;font-size:.875rem;color:var(--muted);line-height:1.6}
.product .more{margin-top:1.5rem;display:inline-block;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.15em;color:var(--accent)}
.product:hover .more{color:var(--primary-fg)}

/* Advantages */
.advantages{display:grid;gap:1.25rem;grid-template-columns:1fr}
@media(min-width:768px){.advantages{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.advantages{grid-template-columns:repeat(3,1fr)}}
.adv{border:1px solid var(--border);border-radius:.75rem;padding:2rem;transition:box-shadow .25s}
.adv:hover{box-shadow:0 10px 30px -12px rgba(0,0,0,.15)}
.adv .n{font-family:'Manrope';font-weight:800;font-size:1.75rem;color:var(--accent)}
.adv .t{margin-top:1rem;font-family:'Manrope';font-weight:700;font-size:1.05rem}
.adv .d{margin-top:.5rem;font-size:.875rem;color:var(--muted)}

/* Process */
.process{background:linear-gradient(135deg,#242c39,#323b4b);color:#fff;padding:5rem 0}
@media(min-width:768px){.process{padding:7rem 0}}
.process h2{color:#fff}
.steps{display:grid;gap:1.25rem;grid-template-columns:1fr}
@media(min-width:768px){.steps{grid-template-columns:repeat(5,1fr)}}
.step{position:relative;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.05);border-radius:.75rem;padding:1.5rem}
.step .idx{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:var(--accent);color:#fff;font-family:'Manrope';font-weight:700;font-size:.9rem;margin-bottom:1rem}
.step .t{font-family:'Manrope';font-weight:700;font-size:.95rem}
.step .d{margin-top:.5rem;font-size:.75rem;color:rgba(255,255,255,.7)}

/* Contacts */
.contacts-grid{display:grid;gap:2.5rem}
@media(min-width:1024px){.contacts-grid{grid-template-columns:repeat(2,1fr)}}
.info-card,.form-card{border:1px solid var(--border);background:var(--card);border-radius:.75rem;padding:2rem}
.info-card .title{font-family:'Manrope';font-weight:700;font-size:1.1rem}
.info-list{margin-top:1.5rem}
.info-row{display:grid;grid-template-columns:100px 1fr;gap:1rem;padding:.75rem 0;border-top:1px solid var(--border);font-size:.875rem}
.info-row:first-child{border-top:none}
.info-row dt{font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.15em;color:var(--muted)}
.info-row a:hover{color:var(--accent)}

.form-grid{display:grid;gap:1rem}
@media(min-width:768px){.form-grid{grid-template-columns:1fr 1fr}}
.field label{display:block;margin-bottom:.4rem;font-size:.7rem;font-weight:600;text-transform:uppercase;letter-spacing:.15em;color:var(--muted)}
.field input,.field textarea{width:100%;padding:.75rem 1rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);font-size:.875rem;outline:none;transition:border-color .2s;font-family:inherit}
.field input:focus,.field textarea:focus{border-color:var(--accent)}
.field.full{grid-column:1/-1}
.form-card button{margin-top:1.5rem;width:100%;padding:.9rem;background:var(--primary);color:var(--primary-fg);border-radius:var(--radius);font-weight:600;font-size:.875rem;transition:transform .15s}
.form-card button:hover{transform:scale(1.01)}
.form-note{margin-top:1rem;font-size:.75rem;color:var(--muted)}
.form-success{margin-top:1rem;padding:.75rem 1rem;background:rgba(74,143,74,.1);color:var(--accent);border-radius:var(--radius);font-size:.875rem}

/* Footer */
.footer{border-top:1px solid var(--border);background:rgba(244,245,247,.5);padding:2.5rem 0;font-size:.875rem}
.footer-grid{display:grid;gap:1.5rem}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(3,1fr)}}
.footer .brand{margin-bottom:.75rem}
.footer .brand img{height:32px;width:32px}
.footer .brand .brand-name{font-size:.9rem}
.footer .muted{color:var(--muted)}
.footer .right{text-align:left}
@media(min-width:768px){.footer .right{text-align:right}}
.footer a:hover{color:var(--accent)}

/* Reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease-out, transform .7s ease-out}
.reveal.in{opacity:1;transform:none}