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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: #141317;
  color: #e0e0e0;
  min-height: 100vh;
}

a { color: #aaa; text-decoration: none; }
a:hover { color: #fff; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}

/* Header */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px;
  border-bottom: 1px solid #252530;
  margin-bottom: 30px;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-left img { height: 28px; }

.header-left h1 {
  font-size: 1.2rem;
  font-weight: 300;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #fff;
}

.brand {
  font-weight: 300;
  letter-spacing: 3px;
  text-transform: uppercase;
  font-size: 0.9rem;
  color: #666;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border: none;
  background: #F84310;
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  border-radius: 50px;
}

.btn:hover { background: #ff6030; color: #fff; }

.btn-secondary {
  background: #1a1a22;
  color: #aaa;
  border: 1px solid #252530;
}

.btn-secondary:hover {
  background: #252530;
  color: #fff;
  border-color: #333;
}

.btn-sm { padding: 8px 18px; font-size: 0.8rem; }

/* Tool cards grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.tool-card {
  background: #1a1a22;
  border: 1px solid #252530;
  border-radius: 12px;
  padding: 24px;
  transition: border-color 0.2s;
  display: flex;
  flex-direction: column;
}

.tool-card:hover { border-color: #333; }

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

.tool-icon {
  font-size: 1.6rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #252530;
  border-radius: 10px;
}

.tool-name {
  font-size: 1.1rem;
  font-weight: 500;
  color: #fff;
}

.tool-desc {
  font-size: 0.85rem;
  color: #666;
  margin-bottom: 16px;
  line-height: 1.4;
}

.tool-stats {
  display: flex;
  gap: 20px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.tool-stat {
  text-align: center;
}

.tool-stat-number {
  font-size: 1.5rem;
  font-weight: 200;
  color: #fff;
}

.tool-stat-label {
  font-size: 0.65rem;
  color: #555;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.tool-actions {
  display: flex;
  gap: 8px;
  margin-top: auto;
}

/* Status indicator */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #66cc66;
  display: inline-block;
  margin-right: 6px;
}

.status-dot.offline { background: #cc6666; }

/* Overview stats bar */
.overview-bar {
  display: flex;
  gap: 24px;
  margin-bottom: 30px;
  padding: 20px 24px;
  background: #1a1a22;
  border: 1px solid #252530;
  border-radius: 12px;
  flex-wrap: wrap;
}

.overview-stat { text-align: center; flex: 1; min-width: 100px; }

.overview-number {
  font-size: 2rem;
  font-weight: 200;
  color: #fff;
}

.overview-label {
  font-size: 0.7rem;
  color: #555;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Login */
.login-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

.login-card {
  background: #1a1a22;
  border: 1px solid #252530;
  border-radius: 12px;
  padding: 40px;
  width: 100%;
  max-width: 400px;
  text-align: center;
}

.login-card img { margin-bottom: 16px; }

.login-card .brand {
  display: block;
  margin-bottom: 28px;
}

.form-group {
  margin-bottom: 20px;
  text-align: left;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.8rem;
  color: #888;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.form-group input {
  width: 100%;
  padding: 14px 20px;
  background: #141317;
  border: 1px solid #302a35;
  color: #fff;
  font-size: 1rem;
  border-radius: 50px;
  outline: none;
  transition: border-color 0.2s;
}

.form-group input::placeholder { color: #444; }
.form-group input:focus { border-color: #555; }

.error-msg {
  background: #1a1010;
  color: #cc6666;
  padding: 12px 20px;
  border: 1px solid #332222;
  border-radius: 12px;
  margin-bottom: 20px;
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 600px) {
  .tools-grid { grid-template-columns: 1fr; }
  .header { flex-direction: column; gap: 16px; align-items: flex-start; }
  .overview-bar { flex-direction: column; gap: 16px; }
}