:root {
  --green: #4ee544;
  --green-dark: #2cbf2d;
  --blue: #51ade5;
  --ink: #1b252e;
  --muted: #62717c;
  --line: #d9e6ee;
  --bg: #f5faf8;
  --white: #ffffff;
  --shadow: 0 18px 45px rgba(27,37,46,0.08);
  --radius: 24px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--ink);
  background: linear-gradient(180deg, #f7fcf8 0%, #f5fbff 100%);
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container { width: min(1120px, calc(100% - 32px)); margin: 0 auto; }
.topbar {
  position: sticky; top: 0; z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(255,255,255,0.88);
  border-bottom: 1px solid rgba(217,230,238,0.8);
}
.nav {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  padding: 14px 0;
}
.brand { display:flex; align-items:center; gap:12px; font-weight:800; }
.brand img { width: 56px; height: 56px; object-fit: contain; }
.brand small { display:block; color:var(--muted); font-weight:600; }
.nav-links { display:flex; gap:18px; align-items:center; flex-wrap: wrap; }
.nav-links a { color: var(--muted); font-weight: 600; }
.nav-links a:hover { color: var(--ink); }

.button, button {
  appearance:none; border:none; cursor:pointer; border-radius: 999px;
  font-weight: 700; font-size: 0.98rem; padding: 14px 22px;
  background: linear-gradient(135deg, var(--green) 0%, var(--blue) 100%);
  color: var(--white); box-shadow: var(--shadow);
}
.button-secondary {
  background: var(--white); color: var(--ink); border: 1px solid var(--line); box-shadow: none;
}
.button-ghost {
  background: transparent; color: var(--ink); border: 1px solid var(--line); box-shadow: none;
}
.button[aria-disabled="true"] { pointer-events: none; opacity: 0.65; }

.hero {
  padding: 64px 0 48px;
}
.hero-grid {
  display:grid; grid-template-columns: 1.1fr 0.9fr; gap: 28px; align-items:center;
}
.hero-card, .panel, .card, .pricing-card, .dashboard-card, .auth-card {
  background: var(--white); border: 1px solid rgba(217,230,238,0.9); border-radius: var(--radius); box-shadow: var(--shadow);
}
.hero-card { padding: 34px; }
.badge {
  display:inline-flex; gap:8px; align-items:center; padding: 8px 14px; border-radius:999px;
  background:#edfdf0; color:var(--green-dark); font-weight:700; font-size:0.92rem; margin-bottom:16px;
}
.hero h1 { font-size: clamp(2.25rem, 4vw, 4.5rem); line-height: 0.98; margin: 0 0 16px; }
.hero p { color: var(--muted); font-size: 1.08rem; line-height: 1.65; }
.cta-row { display:flex; gap:12px; flex-wrap: wrap; margin-top: 24px; }
.metric-grid {
  display:grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 24px;
}
.metric {
  background:#f8fcff; border:1px solid var(--line); border-radius:20px; padding:18px;
}
.metric strong { font-size:1.6rem; display:block; }
.visual-card { padding: 24px; display:grid; gap:18px; }
.portal-preview {
  border-radius: 26px; background: linear-gradient(180deg, #14202b 0%, #1e3142 100%); padding: 22px;
  color: white; min-height: 420px;
}
.preview-top, .preview-section { background: rgba(255,255,255,0.08); border:1px solid rgba(255,255,255,0.08); border-radius: 20px; }
.preview-top { padding: 18px; display:flex; justify-content:space-between; align-items:center; }
.preview-section { padding:18px; margin-top:14px; }
.preview-grid { display:grid; grid-template-columns: repeat(3,1fr); gap:12px; margin-top:12px; }
.preview-pill { display:inline-block; padding: 7px 12px; border-radius:999px; background:#e7fcec; color:#0d3f12; font-weight:700; }

.section { padding: 32px 0 64px; }
.section-title { display:flex; justify-content:space-between; align-items:end; gap:16px; margin-bottom:20px; }
.section-title h2 { font-size: clamp(1.8rem, 3vw, 2.8rem); margin:0; }
.section-title p { color: var(--muted); max-width: 640px; }

.feature-grid, .pricing-grid, .template-grid, .dashboard-grid {
  display:grid; gap:18px;
}
.feature-grid { grid-template-columns: repeat(3,1fr); }
.pricing-grid { grid-template-columns: repeat(3,1fr); align-items:stretch; }
.template-grid { grid-template-columns: repeat(3,1fr); }
.card, .pricing-card, .dashboard-card { padding: 24px; }
.card h3, .pricing-card h3, .dashboard-card h3 { margin-top: 0; margin-bottom: 12px; }
.card p, .pricing-card p, .dashboard-card p, .list li { color: var(--muted); line-height:1.6; }
.icon-circle {
  width: 52px; height: 52px; border-radius: 18px; display:grid; place-items:center;
  background: linear-gradient(135deg, rgba(78,229,68,0.18), rgba(81,173,229,0.22));
  font-size: 1.4rem; margin-bottom: 14px;
}
.list { padding-left: 18px; margin: 14px 0 0; }
.pricing-card.popular { border: 2px solid var(--blue); transform: translateY(-6px); }
.price { font-size: 2.2rem; font-weight: 800; margin: 12px 0; }
.support-strip {
  margin-top: 24px; padding: 20px; border-radius: 22px;
  background: linear-gradient(135deg, rgba(78,229,68,0.12), rgba(81,173,229,0.14));
  border: 1px solid rgba(78,229,68,0.22);
  display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap;
}
footer {
  padding: 32px 0 48px; color: var(--muted);
}
.footer-card { padding: 24px; display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap; }

.form-grid { display:grid; gap: 14px; }
.two-col { display:grid; grid-template-columns: repeat(2,1fr); gap:14px; }
label { display:grid; gap:8px; font-weight: 700; font-size: 0.95rem; }
input, select, textarea {
  width:100%; border-radius: 16px; border:1px solid var(--line); padding:14px 16px;
  font: inherit; color: var(--ink); background: #fff;
}
textarea { min-height: 120px; resize: vertical; }
.helper { color: var(--muted); font-size: 0.92rem; }
.message {
  min-height: 26px; font-weight: 600; margin-top: 8px;
}
.message[data-state="error"], [data-status-box][data-state="error"] { color: #ad233c; }
.message[data-state="success"], [data-status-box][data-state="success"] { color: #1d7f3e; }
.message[data-state="warning"], [data-status-box][data-state="warning"] { color: #9f6a06; }
.auth-shell {
  min-height: 100vh; display:grid; place-items:center; padding: 32px 0;
}
.auth-card { width: min(980px, calc(100% - 32px)); overflow:hidden; }
.auth-grid { display:grid; grid-template-columns: 0.95fr 1.05fr; }
.auth-side {
  background: linear-gradient(160deg, #162533 0%, #23394d 100%);
  color:white; padding: 34px; display:grid; gap:18px;
}
.auth-main { padding: 34px; }
.switch-links { display:flex; gap:12px; flex-wrap:wrap; margin-bottom: 20px; }

.portal-shell { padding: 28px 0 40px; }
.portal-layout { display:grid; grid-template-columns: 280px 1fr; gap:20px; align-items:start; }
.sidebar { position: sticky; top: 92px; padding: 22px; }
.profile-chip {
  display:grid; gap:8px; text-align:center; padding:16px; border-radius:20px; background:#f7fcff; border:1px solid var(--line);
}
.profile-chip img { width:88px; height:88px; object-fit:contain; margin: 0 auto; }
.sidebar nav { display:grid; gap:10px; margin-top: 18px; }
.sidebar nav a { padding: 12px 14px; border-radius: 14px; color: var(--muted); font-weight:700; }
.sidebar nav a:hover { background: #f5fbff; color: var(--ink); }
.status-box {
  background:#f8fcff; border:1px solid var(--line); border-radius:18px; padding:14px 16px;
  margin-top: 14px; color: var(--muted); font-weight:600;
}
.dashboard-header {
  display:flex; justify-content:space-between; gap:16px; align-items:center; flex-wrap:wrap;
  margin-bottom: 18px;
}
.dashboard-grid { grid-template-columns: repeat(3,1fr); }
.template-grid .dashboard-card[data-allowed="false"] { opacity: 0.84; }
.kpi {
  display:flex; justify-content:space-between; align-items:start; gap:12px;
}
.kpi strong { font-size: 1.6rem; }
.inline-actions { display:flex; gap:10px; flex-wrap: wrap; }
.note {
  background:#fbffef; border:1px solid #dbe8a9; border-radius: 18px; padding: 16px;
  color:#516114;
}
code.inline {
  background:#f1f5f9; padding:2px 6px; border-radius:6px; font-size:0.92em;
}
@media (max-width: 960px) {
  .hero-grid, .feature-grid, .pricing-grid, .template-grid, .dashboard-grid, .portal-layout, .auth-grid, .two-col {
    grid-template-columns: 1fr;
  }
  .sidebar { position: static; }
  .pricing-card.popular { transform:none; }
  .metric-grid { grid-template-columns: 1fr; }
}