:root {
  --bg: #071114;
  --card: rgba(255, 255, 255, .08);
  --card2: rgba(255, 255, 255, .12);
  --text: #eef7f4;
  --muted: #b8c7c2;
  --brand: #39d98a;
  --brand2: #4ea8ff;
  --danger: #ff5d5d;
  --warning: #ffcc66;
  --line: rgba(255, 255, 255, .16);
  --shadow: 0 20px 60px rgba(0, 0, 0, .35);
  --radius: 22px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background:
    radial-gradient(circle at 20% 10%, rgba(57,217,138,.24), transparent 32rem),
    radial-gradient(circle at 80% 0%, rgba(78,168,255,.22), transparent 30rem),
    linear-gradient(135deg, #061012, #0c181b 52%, #081114);
  color: var(--text);
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; }
img { max-width: 100%; display: block; }
.container { width: min(1140px, calc(100% - 36px)); margin: 0 auto; }
.nav {
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: blur(18px);
  background: rgba(7, 17, 20, .74);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; gap: 18px; }
.logo { display: flex; align-items: center; gap: 11px; font-weight: 900; letter-spacing: -.03em; }
.logo-mark { width: 38px; height: 38px; border-radius: 13px; background: linear-gradient(135deg, var(--brand), var(--brand2)); display: grid; place-items: center; color: #04100f; font-weight: 1000; box-shadow: 0 12px 30px rgba(57,217,138,.2); }
.nav-links { display: flex; align-items: center; gap: 14px; color: var(--muted); font-size: 14px; flex-wrap: wrap; justify-content: flex-end; }
.nav-links a:hover { color: var(--text); }
.btn { border: 0; border-radius: 999px; padding: 12px 18px; background: var(--card2); color: var(--text); cursor: pointer; display: inline-flex; gap: 8px; align-items: center; justify-content: center; font-weight: 800; transition: transform .15s ease, background .15s ease; }
.btn:hover { transform: translateY(-1px); background: rgba(255,255,255,.18); }
.btn.primary { background: linear-gradient(135deg, var(--brand), var(--brand2)); color: #04100f; }
.btn.danger { background: linear-gradient(135deg, #ff6969, #ffb86c); color: #160505; }
.btn.ghost { border: 1px solid var(--line); background: transparent; }
.hero { padding: 82px 0 58px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 32px; align-items: center; }
.eyebrow { color: var(--brand); font-weight: 900; text-transform: uppercase; letter-spacing: .14em; font-size: 12px; }
h1 { font-size: clamp(42px, 7vw, 76px); line-height: .94; margin: 14px 0 20px; letter-spacing: -.06em; }
.hero p { color: var(--muted); font-size: 18px; line-height: 1.7; margin: 0 0 26px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-card { border: 1px solid var(--line); background: var(--card); border-radius: 32px; padding: 22px; box-shadow: var(--shadow); }
.stat-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.stat { background: rgba(255,255,255,.08); border: 1px solid var(--line); border-radius: 22px; padding: 18px; }
.stat strong { display: block; font-size: 28px; }
.stat span { color: var(--muted); font-size: 13px; }
.section { padding: 56px 0; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
h2 { font-size: clamp(28px, 4vw, 44px); margin: 0; letter-spacing: -.04em; }
.section-head p { color: var(--muted); max-width: 620px; line-height: 1.6; margin: 0; }
.grid { display: grid; gap: 18px; }
.grid.three { grid-template-columns: repeat(3, 1fr); }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: 0 12px 40px rgba(0,0,0,.16); }
.card h3 { margin: 0 0 8px; font-size: 21px; }
.card p, .muted { color: var(--muted); line-height: 1.6; }
.icon { width: 46px; height: 46px; border-radius: 17px; display: grid; place-items: center; background: rgba(57,217,138,.15); border: 1px solid rgba(57,217,138,.25); margin-bottom: 14px; font-size: 22px; }
.project-img, .product-img { height: 210px; border-radius: 18px; background: linear-gradient(135deg, rgba(57,217,138,.24), rgba(78,168,255,.18)); object-fit: cover; width: 100%; border: 1px solid var(--line); }
.project-card { padding: 10px; overflow: hidden; }
.project-card .body { padding: 14px 10px 8px; }
.form-card { background: rgba(255,255,255,.1); border: 1px solid var(--line); border-radius: 28px; padding: 24px; }
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.field { display: grid; gap: 7px; }
.field.full { grid-column: 1 / -1; }
label { font-size: 13px; color: var(--muted); font-weight: 800; }
input, textarea, select {
  width: 100%; border: 1px solid var(--line); background: rgba(0,0,0,.24); color: var(--text); border-radius: 14px; padding: 12px 13px; outline: none;
}
textarea { min-height: 110px; resize: vertical; }
input:focus, textarea:focus, select:focus { border-color: rgba(57,217,138,.65); }
.banner { padding: 14px 16px; border: 1px solid var(--line); background: rgba(255,255,255,.08); border-radius: 16px; color: var(--muted); margin: 14px 0; }
.banner.warning { border-color: rgba(255,204,102,.45); background: rgba(255,204,102,.1); color: #ffe4a7; }
.banner.good { border-color: rgba(57,217,138,.45); background: rgba(57,217,138,.1); color: #bfffe0; }
.footer { border-top: 1px solid var(--line); padding: 34px 0; color: var(--muted); }
.admin-layout { display: grid; grid-template-columns: 280px 1fr; min-height: 100vh; }
.sidebar { padding: 22px; border-right: 1px solid var(--line); background: rgba(0,0,0,.25); position: sticky; top: 0; height: 100vh; }
.sidebar .btn { width: 100%; margin: 6px 0; justify-content: flex-start; }
.admin-main { padding: 28px; }
.admin-top { display: flex; justify-content: space-between; gap: 18px; align-items: center; margin-bottom: 18px; }
.tab { display: none; }
.tab.active { display: block; }
.admin-list { display: grid; gap: 12px; margin-top: 18px; }
.admin-item { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; border: 1px solid var(--line); border-radius: 18px; padding: 14px; background: rgba(255,255,255,.06); }
.row-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.small { font-size: 13px; padding: 8px 10px; }
.login-shell { min-height: 100vh; display: grid; place-items: center; padding: 22px; }
.login-card { width: min(460px, 100%); }
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.kpi { padding: 18px; border-radius: 20px; background: rgba(255,255,255,.08); border: 1px solid var(--line); }
.kpi strong { font-size: 30px; display: block; }
.empty { padding: 24px; text-align: center; color: var(--muted); border: 1px dashed var(--line); border-radius: 18px; }
.setup-code { background: rgba(0,0,0,.34); padding: 14px; border-radius: 14px; overflow:auto; border: 1px solid var(--line); color: #d6f8e7; }
@media (max-width: 860px) {
  .hero-grid, .grid.three, .grid.two, .form-grid, .admin-layout, .kpi-grid { grid-template-columns: 1fr; }
  .sidebar { position: relative; height: auto; }
  .nav-inner { align-items: flex-start; flex-direction: column; }
  .admin-main { padding: 18px; }
  .section-head { display: block; }
}