:root {
  --bg: #0b1120;
  --bg-soft: #111a2e;
  --accent: #3ddc97;
  --accent-2: #4f8cff;
  --text: #e7ecf5;
  --text-dim: #8b96ac;
  --line: rgba(255, 255, 255, 0.08);
}

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

html, body {
  height: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  text-align: center;
  padding: 24px;
}

.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--line) 1px, transparent 1px),
    linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(circle at 50% 40%, black, transparent 75%);
  z-index: 0;
}

.container {
  position: relative;
  z-index: 1;
  max-width: 640px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 8px;
}

.logo-mark {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #06101f;
  font-weight: 800;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 0.5px;
}

.logo-text {
  font-size: 1.1rem;
  letter-spacing: 2px;
  color: var(--text-dim);
}

.logo-text strong {
  color: var(--text);
  font-weight: 700;
}

h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1.2;
}

.subtitle {
  color: var(--text-dim);
  font-size: 1.05rem;
  line-height: 1.6;
  max-width: 480px;
}

.progress {
  width: 100%;
  max-width: 320px;
  height: 6px;
  background: var(--bg-soft);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 8px;
  border: 1px solid var(--line);
}

.progress-bar {
  height: 100%;
  width: 40%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  animation: load 2.4s ease-in-out infinite;
}

@keyframes load {
  0%   { transform: translateX(-100%); }
  50%  { transform: translateX(120%); }
  100% { transform: translateX(-100%); }
}

.contact {
  margin-top: 12px;
}

.contact a {
  color: var(--accent);
  text-decoration: none;
  font-size: 0.95rem;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.contact a:hover {
  border-color: var(--accent);
}

footer {
  position: absolute;
  bottom: 20px;
  left: 0;
  right: 0;
  text-align: center;
  color: var(--text-dim);
  font-size: 0.8rem;
  z-index: 1;
}