:root {
  --bg: #0a0a0f;
  --bg-elev: #12121a;
  --fg: #ffffff;
  --fg-dim: #a1a1aa;
  --fg-muted: #71717a;
  --accent: #f59e0b;
  --accent-2: #dc2626;
  --accent-glow: #f59e0b30;
  --success: #22c55e;
  --whatsapp: #25d366;
  --border: #27272a;
  --hazard-y: #fbbf24;
  --hazard-k: #0a0a0f;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  min-height: 100%;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--fg);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* === Strisce diagonali di cantiere (top/bottom) === */
.hazard-stripes {
  position: fixed;
  left: 0;
  right: 0;
  height: 10px;
  background: repeating-linear-gradient(
    -45deg,
    var(--hazard-y) 0 18px,
    var(--hazard-k) 18px 36px
  );
  z-index: 10;
  pointer-events: none;
}
.hazard-top { top: 0; }
.hazard-bottom { bottom: 0; }

/* === Background === */
.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  z-index: 0;
  pointer-events: none;
}

.bg-glow {
  position: fixed;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 65%);
  filter: blur(80px);
  z-index: 0;
  pointer-events: none;
  animation: pulse 8s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 0.7; transform: translate(-50%, -50%) scale(1.1); }
}

.container {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  max-width: 880px;
  margin: 0 auto;
  padding: 3.5rem 1.5rem 3rem;
  display: flex;
  flex-direction: column;
}

/* === Brand === */
.brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.logo-mark {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  display: grid;
  place-items: center;
  color: #fff;
  box-shadow: 0 4px 24px var(--accent-glow), inset 0 1px 0 rgba(255,255,255,0.15);
}

.logo-text { display: flex; flex-direction: column; }
.logo-name { font-weight: 700; font-size: 1.05rem; letter-spacing: -0.01em; }
.logo-tag {
  font-size: 0.72rem;
  color: var(--fg-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* === Hero === */
.hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2.5rem 0;
  text-align: center;
  align-items: center;
}

/* === Ingranaggi animati === */
.gear-wrapper {
  position: relative;
  width: 140px;
  height: 140px;
  margin-bottom: 1.75rem;
}

.gear {
  position: absolute;
  color: var(--accent);
  filter: drop-shadow(0 4px 20px var(--accent-glow));
}

.gear-1 {
  top: 0;
  left: 0;
  animation: spin 8s linear infinite;
}

.gear-2 {
  bottom: -5px;
  right: -5px;
  color: var(--accent-2);
  animation: spin-reverse 5s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes spin-reverse { to { transform: rotate(-360deg); } }

/* === Badge === */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
  color: #fcd34d;
  margin-bottom: 1.75rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: ping 1.6s infinite;
}

@keyframes ping {
  0% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.7); }
  70% { box-shadow: 0 0 0 8px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

/* === Heading === */
h1 {
  font-size: clamp(2rem, 5.5vw, 3.5rem);
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.05;
  margin-bottom: 1.25rem;
}

.accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.lead {
  font-size: clamp(1rem, 2.2vw, 1.1rem);
  color: var(--fg-dim);
  line-height: 1.6;
  max-width: 500px;
  margin: 0 auto 2.5rem;
}

/* === Progress bar === */
.progress-block {
  width: 100%;
  max-width: 480px;
  margin-bottom: 2.5rem;
}

.progress-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.65rem;
  font-size: 0.8rem;
  color: var(--fg-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.progress-value {
  color: var(--accent);
  font-weight: 700;
  font-family: 'JetBrains Mono', monospace;
}

.progress-track {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: 999px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.04);
}

.progress-fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent) 0%, var(--accent-2) 100%);
  border-radius: 999px;
  box-shadow: 0 0 12px var(--accent-glow);
  transition: width 2s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.progress-fill::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* === CTA === */
.cta-row {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-bottom: 2.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  border-radius: 12px;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.2s ease, background 0.2s ease;
  cursor: pointer;
  border: none;
}

.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--fg);
  color: var(--bg);
  box-shadow: 0 4px 24px rgba(255,255,255,0.1);
}
.btn-primary:hover { box-shadow: 0 6px 32px rgba(255,255,255,0.18); }

.btn-whatsapp {
  background: var(--whatsapp);
  color: #fff;
  box-shadow: 0 4px 24px rgba(37, 211, 102, 0.25);
}
.btn-whatsapp:hover { background: #1fbf5a; box-shadow: 0 6px 32px rgba(37, 211, 102, 0.4); }

/* === Terminal === */
.terminal {
  width: 100%;
  max-width: 480px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  text-align: left;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  backdrop-filter: blur(10px);
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.6rem 0.9rem;
  background: rgba(255, 255, 255, 0.03);
  border-bottom: 1px solid var(--border);
}

.terminal-header > span { display: inline-block; }
.dot-red, .dot-yellow, .dot-green {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot-red { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green { background: #28c840; }

.terminal-title {
  margin-left: 0.6rem;
  color: var(--fg-muted);
  font-size: 0.72rem;
}

.terminal-body {
  padding: 0.9rem 1rem;
  color: var(--fg-dim);
  line-height: 1.75;
}

.line { display: block; }
.line .muted { color: var(--fg-muted); margin-right: 0.5rem; }
.line.ok .muted { color: var(--success); }
.line.typing .muted { color: var(--accent); }

.cursor {
  display: inline-block;
  color: var(--accent);
  animation: blink 1s steps(2) infinite;
}

@keyframes blink { 50% { opacity: 0; } }

/* === Footer === */
.footer {
  padding-top: 2rem;
  text-align: center;
  color: var(--fg-muted);
  font-size: 0.8rem;
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.sep { opacity: 0.5; }

/* === Mobile === */
@media (max-width: 640px) {
  .container { padding: 2.5rem 1.25rem 2.5rem; }
  .hero { padding: 1.5rem 0; }
  .gear-wrapper { width: 110px; height: 110px; margin-bottom: 1.25rem; }
  .gear-1 { width: 95px; height: 95px; }
  .gear-2 { width: 55px; height: 55px; }
  .btn { padding: 0.85rem 1.25rem; font-size: 0.9rem; flex: 1; justify-content: center; min-width: 140px; }
  .terminal { font-size: 0.7rem; }
}