/* Base */
:root {
  --bg: #0e0f12;
  --card: #14161b;
  --elev: #1a1d24;
  --text: #e8ebf0;
  --muted: #b4bac7;
  --brand: #8de85a;
  --brand-2: #65c43a;
  --accent: #4cc3ff;
  --danger: #ff5e63;
  --radius: 16px;
  --radius-sm: 12px;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #0b0c0f 0%, #0e0f12 100%);
}

a { color: inherit; text-decoration: none; }
p { color: var(--muted); line-height: 1.7; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 10px; }
h1 { font-size: clamp(36px, 5vw, 56px); letter-spacing: -0.02em; }
h2 { font-size: clamp(26px, 3.2vw, 36px); }
h3 { font-size: 20px; }

.container {
  width: min(1200px, 92vw);
  margin: 0 auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 600;
  transition: transform .05s ease, background .2s ease, color .2s ease;
  border: 1px solid transparent;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--brand); color: #0b0c0f; }
.btn-primary:hover { background: var(--brand-2); }
.btn-secondary { background: transparent; border-color: #2a2f3a; color: var(--text); }
.btn-secondary:hover { background: #1a1d24; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: saturate(140%) blur(10px);
  background: rgba(10, 12, 16, .6);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.logo { display: inline-flex; align-items: baseline; gap: 8px; font-weight: 800; letter-spacing: .5px; }
.logo-mark { color: var(--bg); background: var(--brand); padding: 6px 10px; border-radius: 8px; }
.logo-text { color: var(--text); opacity: .9; }

.nav-toggle { display: none; }
.nav-list { display: flex; gap: 18px; list-style: none; margin: 0; padding: 0; align-items: center; }
.nav-list a { color: var(--muted); padding: 8px 10px; border-radius: 8px; }
.nav-list a:hover { color: var(--text); background: rgba(255,255,255,.04); }

@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; background: transparent; border: 1px solid #2a2f3a; color: var(--text); padding: 8px 12px; border-radius: 10px; }
  .nav-list { position: absolute; right: 4vw; top: 64px; background: rgba(13,15,20,.98); border: 1px solid #2a2f3a; border-radius: 14px; padding: 10px; display: none; flex-direction: column; min-width: 220px; box-shadow: var(--shadow); }
  .nav-list.open { display: flex; }
}

/* Hero */
.section { padding: 70px 0; }
.hero { padding: 90px 0 40px; }
.hero-inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
.hero-copy p { font-size: 18px; }
.hero-cta { display: flex; gap: 12px; margin-top: 18px; flex-wrap: wrap; }
.hero-art { position: relative; height: 360px; }
.blob {
  position: absolute; inset: 0; border-radius: 28px;
  background: radial-gradient(120% 120% at 0% 0%, rgba(141,232,90,.25) 0%, rgba(76,195,255,.15) 35%, rgba(141,232,90,.08) 100%);
  border: 1px solid rgba(141,232,90,.25);
}
.cards { position: absolute; inset: 0; display: grid; place-items: center; gap: 16px; grid-template-columns: repeat(2, minmax(0, 1fr)); padding: 28px; }
.card { background: var(--card); border: 1px solid #2a2f3a; border-radius: 14px; padding: 18px 16px; box-shadow: var(--shadow); text-align: center; }

@media (max-width: 860px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-art { order: -1; height: 280px; }
}

/* About */
.grid-2 { display: grid; grid-template-columns: 1.1fr .9fr; gap: 32px; align-items: start; }
.checklist { margin: 16px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.checklist li { position: relative; padding-left: 26px; color: var(--text); }
.checklist li::before { content: ""; position: absolute; left: 0; top: 8px; width: 14px; height: 14px; border-radius: 50%; background: conic-gradient(var(--brand), var(--accent)); box-shadow: 0 0 0 3px rgba(141,232,90,.15);
}
.about-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.stat { background: var(--elev); border: 1px solid #2a2f3a; border-radius: var(--radius); padding: 18px; text-align: center; }
.stat-number { font-size: 28px; font-weight: 700; }
.stat-label { color: var(--muted); font-size: 13px; }

@media (max-width: 860px) {
  .grid-2 { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: 1fr 1fr; }
}

/* Services */
.services .cards-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.service-card { background: var(--elev); border: 1px solid #2a2f3a; border-radius: var(--radius); padding: 18px; }
.service-card p { margin: 8px 0 12px; }
.service-card ul { margin: 0; padding-left: 18px; color: var(--muted); }

@media (max-width: 1100px) {
  .services .cards-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .services .cards-grid { grid-template-columns: 1fr; }
}

/* Portfolio */
.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.work { margin: 0; background: var(--elev); border: 1px solid #2a2f3a; border-radius: var(--radius); overflow: hidden; }
.work-thumb { height: 160px; background: linear-gradient(135deg, rgba(141,232,90,.35), rgba(76,195,255,.25)); }
.work figcaption { padding: 14px 16px; }

@media (max-width: 900px) {
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .portfolio-grid { grid-template-columns: 1fr; }
}

/* Process */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: step; list-style: none; padding: 0; margin: 0; }
.steps li { background: var(--elev); border: 1px solid #2a2f3a; border-radius: var(--radius); padding: 16px; }
.steps h3 { margin-bottom: 6px; }

@media (max-width: 980px) {
  .steps { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .steps { grid-template-columns: 1fr; }
}

/* Testimonials */
.testimonials-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.quote { margin: 0; background: var(--elev); border: 1px solid #2a2f3a; border-radius: var(--radius); padding: 18px; }
.quote footer { color: var(--muted); margin-top: 8px; font-size: 14px; }

@media (max-width: 860px) {
  .testimonials-grid { grid-template-columns: 1fr; }
}

/* CTA */
.cta { background: radial-gradient(120% 120% at 0% 0%, rgba(141,232,90,.08), rgba(141,232,90,0) 60%); border-top: 1px solid rgba(255,255,255,.06); border-bottom: 1px solid rgba(255,255,255,.06); }
.cta-inner { text-align: center; }
.lead-form { margin-top: 18px; display: grid; gap: 12px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.field { display: grid; gap: 6px; text-align: left; }
.field span { color: var(--muted); font-size: 14px; }
.field input, .field textarea { width: 100%; padding: 12px 14px; background: #0f1116; border: 1px solid #2a2f3a; border-radius: 12px; color: var(--text); outline: none; transition: border .2s ease, box-shadow .2s ease; }
.field input:focus, .field textarea:focus { border-color: var(--brand); box-shadow: 0 0 0 4px rgba(141,232,90,.15); }
.form-note { color: var(--muted); font-size: 13px; margin: 8px 0 0; }

@media (max-width: 640px) {
  .form-grid { grid-template-columns: 1fr; }
}

/* Footer */
.site-footer { padding: 28px 0; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; border-top: 1px solid rgba(255,255,255,.06); padding-top: 18px; }
.footer-brand .logo-mark { color: var(--bg); background: var(--brand); padding: 6px 10px; border-radius: 8px; }
.footer-brand .logo-text { margin-left: 8px; color: var(--text); opacity: .9; font-weight: 800; }