/* ── Reset & base ──────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0a0e1a;
  --bg2: #0f1525;
  --bg3: #141b2e;
  --border: rgba(255,255,255,0.08);
  --text: #e8eaf0;
  --text-muted: #8892a4;
  --accent: #4f8ef7;
  --accent-hover: #6ba3ff;
  --gold: #c9a84c;
  --success: #3ecf8e;
  --error: #f87171;
  --radius: 12px;
  --font: 'Inter', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Nav ───────────────────────────────────────────────────────────────── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10,14,26,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo { font-weight: 700; font-size: 1.1rem; letter-spacing: -0.02em; }
.logo-by { font-weight: 300; color: var(--text-muted); font-size: 0.85rem; margin-left: 4px; }

.nav-cta {
  background: var(--accent);
  color: #fff;
  padding: 8px 18px;
  border-radius: 8px;
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  transition: background 0.2s;
}
.nav-cta:hover { background: var(--accent-hover); }

/* ── Buttons ───────────────────────────────────────────────────────────── */
.btn-primary {
  display: inline-block;
  background: var(--accent);
  color: #fff;
  padding: 14px 28px;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  border: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-1px); }
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  display: inline-block;
  background: transparent;
  color: var(--text);
  padding: 14px 28px;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }

/* ── Section base ──────────────────────────────────────────────────────── */
.section { padding: 96px 0; }
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

h1 {
  font-size: clamp(2.8rem, 7vw, 5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  margin-bottom: 40px;
}

/* ── Hero ──────────────────────────────────────────────────────────────── */
.hero {
  padding: 120px 0 100px;
  text-align: center;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(79,142,247,0.12) 0%, transparent 70%);
}

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid rgba(201,168,76,0.3);
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero-sub {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.hero-note {
  margin-top: 14px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ── Problem ───────────────────────────────────────────────────────────── */
.problem { background: var(--bg2); }

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-bottom: 48px;
}

.problem-item {
  text-align: center;
  padding: 32px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg3);
}

.problem-num {
  display: block;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.03em;
  margin-bottom: 8px;
}

.problem-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.problem-body {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 640px;
  line-height: 1.7;
}
.problem-body em { color: var(--text); font-style: normal; }

/* ── Tiles (monitors) ──────────────────────────────────────────────────── */
.tiles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.tile {
  padding: 28px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg2);
  transition: border-color 0.2s;
}
.tile:hover { border-color: rgba(79,142,247,0.3); }

.tile-icon { font-size: 1.5rem; display: block; margin-bottom: 12px; }
.tile strong { display: block; font-size: 0.95rem; margin-bottom: 8px; }
.tile p { font-size: 0.875rem; color: var(--text-muted); line-height: 1.5; }

/* ── How it works ──────────────────────────────────────────────────────── */
.how { background: var(--bg2); }

.steps { display: flex; flex-direction: column; gap: 0; }

.step {
  display: flex;
  gap: 32px;
  padding: 36px 0;
  border-bottom: 1px solid var(--border);
}
.step:last-child { border-bottom: none; }

.step-num {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.08em;
  min-width: 32px;
  padding-top: 4px;
}

.step-body strong { display: block; font-size: 1.05rem; margin-bottom: 8px; }
.step-body p { color: var(--text-muted); line-height: 1.7; }

/* ── Products ──────────────────────────────────────────────────────────── */
.product-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.product-card {
  position: relative;
  padding: 40px 36px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(79,142,247,0.06) 0%, transparent 60%);
}

.product-card--local {
  border-color: var(--border);
  background: var(--bg2);
}

.product-badge {
  position: absolute;
  top: -12px;
  left: 28px;
  background: var(--accent);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 100px;
}

.product-card h3 { font-size: 1.3rem; margin-bottom: 12px; }
.product-card > p { color: var(--text-muted); margin-bottom: 24px; line-height: 1.6; }

.product-card ul {
  list-style: none;
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.product-card ul li {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding-left: 20px;
  position: relative;
}
.product-card ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--success);
  font-weight: 700;
}

/* ── Audience ──────────────────────────────────────────────────────────── */
.audience { background: var(--bg2); text-align: center; }
.audience h2 { max-width: 700px; margin: 0 auto 48px; }

.audience-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 680px;
  margin: 0 auto;
  text-align: left;
}

.audience-item {
  padding: 20px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.audience-item strong { color: var(--text); }

/* ── Form ──────────────────────────────────────────────────────────────── */
.form-section { background: var(--bg3); }

.form-sub {
  color: var(--text-muted);
  margin-bottom: 40px;
  max-width: 540px;
}

/* Honeypot — visually hidden */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}

.form-group { display: flex; flex-direction: column; gap: 8px; }

label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
}
.req { color: var(--accent); }

input, select {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.95rem;
  padding: 12px 14px;
  width: 100%;
  outline: none;
  transition: border-color 0.2s;
}
input:focus, select:focus { border-color: var(--accent); }
input::placeholder { color: var(--text-muted); }
select option { background: var(--bg2); }

.btn-submit {
  width: 100%;
  margin-top: 8px;
  padding: 16px;
  font-size: 1rem;
}

.form-message {
  margin-top: 16px;
  padding: 14px 18px;
  border-radius: 8px;
  font-size: 0.9rem;
}
.form-success { background: rgba(62,207,142,0.1); border: 1px solid rgba(62,207,142,0.3); color: var(--success); }
.form-error { background: rgba(248,113,113,0.1); border: 1px solid rgba(248,113,113,0.3); color: var(--error); }

/* ── Footer ────────────────────────────────────────────────────────────── */
footer {
  background: var(--bg);
  border-top: 1px solid var(--border);
  padding: 32px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-tagline { color: var(--text-muted); font-size: 0.875rem; flex: 1; }
.footer-contact { color: var(--text-muted); font-size: 0.875rem; text-decoration: none; }
.footer-contact:hover { color: var(--text); }

/* ── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .hero { padding: 80px 0 64px; }

  .problem-grid { grid-template-columns: 1fr; gap: 16px; }
  .tiles { grid-template-columns: 1fr; }
  .product-cards { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  h1 { font-size: 2.4rem; }
  h2 { font-size: 1.8rem; }

  .nav-cta { display: none; }
}