/* StardustFS Landing Page Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, sans-serif;
  line-height: 1.6;
  color: #e0e0e0;
  background: #0d1117;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
header {
  padding: 1.5rem 0;
  border-bottom: 1px solid #21262d;
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: #58a6ff;
  text-decoration: none;
}

nav a {
  color: #8b949e;
  text-decoration: none;
  margin-left: 1.5rem;
  font-size: 0.95rem;
  transition: color 0.2s;
}

nav a:hover {
  color: #58a6ff;
}

nav a.lang-switch {
  color: #58a6ff;
  border: 1px solid #30363d;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  font-size: 0.85rem;
}

nav a.lang-switch:hover {
  background: #21262d;
}

/* Hero */
.hero {
  text-align: center;
  padding: 5rem 0 4rem;
}

.hero h1 {
  font-size: 2.5rem;
  color: #f0f6fc;
  margin-bottom: 1rem;
}

.hero p {
  font-size: 1.15rem;
  color: #8b949e;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: opacity 0.2s;
}

.btn:hover {
  opacity: 0.9;
}

.btn-primary {
  background: #238636;
  color: #fff;
}

.btn-secondary {
  background: #21262d;
  color: #c9d1d9;
  border: 1px solid #30363d;
}

/* Features */
.features {
  padding: 4rem 0;
}

.features h2 {
  text-align: center;
  font-size: 1.75rem;
  color: #f0f6fc;
  margin-bottom: 2.5rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: #161b22;
  border: 1px solid #21262d;
  border-radius: 8px;
  padding: 1.5rem;
}

.feature-card h3 {
  color: #58a6ff;
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.feature-card p {
  color: #8b949e;
  font-size: 0.9rem;
}

/* Comparison */
.comparison {
  padding: 4rem 0;
}

.comparison h2 {
  text-align: center;
  font-size: 1.75rem;
  color: #f0f6fc;
  margin-bottom: 0.75rem;
}

.comparison-intro {
  text-align: center;
  color: #8b949e;
  margin-bottom: 2rem;
  font-size: 1rem;
}

.comparison-table-wrapper {
  overflow-x: auto;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.comparison-table th,
.comparison-table td {
  padding: 0.85rem 1rem;
  text-align: left;
  border-bottom: 1px solid #21262d;
}

.comparison-table thead th {
  background: #161b22;
  color: #8b949e;
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.comparison-table thead th.highlight {
  color: #58a6ff;
}

.comparison-table td {
  color: #8b949e;
}

.comparison-table td.highlight {
  color: #3fb950;
  font-weight: 500;
}

.comparison-table tbody tr:hover {
  background: #161b22;
}

/* Pricing */
.pricing {
  padding: 4rem 0;
}

.pricing h2 {
  text-align: center;
  font-size: 1.75rem;
  color: #f0f6fc;
  margin-bottom: 0.75rem;
}

.pricing-intro {
  text-align: center;
  color: #8b949e;
  margin-bottom: 2.5rem;
  font-size: 1rem;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.pricing-card {
  background: #161b22;
  border: 1px solid #21262d;
  border-radius: 8px;
  padding: 2rem 1.5rem;
  text-align: center;
  display: flex;
  flex-direction: column;
}

.pricing-card.featured {
  border-color: #58a6ff;
  position: relative;
}

.pricing-card h3 {
  color: #f0f6fc;
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}

.pricing-card .price {
  font-size: 2.25rem;
  font-weight: 700;
  color: #f0f6fc;
  margin-bottom: 1.5rem;
}

.pricing-card .price span {
  font-size: 0.9rem;
  font-weight: 400;
  color: #8b949e;
}

.pricing-card ul {
  list-style: none;
  text-align: left;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.pricing-card ul li {
  color: #8b949e;
  font-size: 0.9rem;
  padding: 0.4rem 0;
  padding-left: 1.25rem;
  position: relative;
}

.pricing-card ul li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: #3fb950;
  font-weight: 700;
}

.pricing-card .btn {
  margin-top: auto;
  width: 100%;
  text-align: center;
}

/* Footer */
footer {
  padding: 2rem 0;
  border-top: 1px solid #21262d;
  text-align: center;
  color: #484f58;
  font-size: 0.85rem;
}

/* Auth Forms */
.auth-section {
  padding: 4rem 0;
  display: flex;
  justify-content: center;
}

.auth-card {
  background: #161b22;
  border: 1px solid #21262d;
  border-radius: 8px;
  padding: 2.5rem 2rem;
  max-width: 400px;
  width: 100%;
}

.auth-card h1 {
  color: #f0f6fc;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  color: #c9d1d9;
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
}

.form-group input {
  width: 100%;
  padding: 0.7rem 0.85rem;
  background: #0d1117;
  border: 1px solid #30363d;
  border-radius: 6px;
  color: #e0e0e0;
  font-size: 0.95rem;
  transition: border-color 0.2s;
}

.form-group input:focus {
  outline: none;
  border-color: #58a6ff;
}

.btn-full {
  width: 100%;
  text-align: center;
  margin-top: 0.5rem;
}

.auth-footer {
  text-align: center;
  margin-top: 1.25rem;
  color: #8b949e;
  font-size: 0.9rem;
}

.auth-footer a {
  color: #58a6ff;
  text-decoration: none;
}

.auth-footer a:hover {
  text-decoration: underline;
}

.error-msg {
  background: #3d1f1f;
  border: 1px solid #6e3030;
  color: #f85149;
  padding: 0.6rem 0.85rem;
  border-radius: 6px;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

.success-msg {
  background: #1f3d2a;
  border: 1px solid #2ea043;
  color: #3fb950;
  padding: 0.6rem 0.85rem;
  border-radius: 6px;
  font-size: 0.85rem;
  margin-bottom: 1rem;
}

/* Dashboard */
.dashboard-section {
  padding: 3rem 0;
}

.dashboard-header {
  margin-bottom: 2rem;
}

.dashboard-header h1 {
  color: #f0f6fc;
  font-size: 1.75rem;
  margin-bottom: 0.25rem;
}

.user-email {
  color: #8b949e;
  font-size: 0.95rem;
}

.dashboard-card {
  background: #161b22;
  border: 1px solid #21262d;
  border-radius: 8px;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.card-header {
  margin-bottom: 1rem;
}

.card-header h2 {
  color: #f0f6fc;
  font-size: 1.2rem;
}

.devices-list .loading,
.devices-list .empty {
  color: #8b949e;
  font-size: 0.9rem;
}

.device-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0;
  border-bottom: 1px solid #21262d;
}

.device-item:last-child {
  border-bottom: none;
}

.device-info {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.device-name {
  color: #f0f6fc;
  font-weight: 500;
}

.device-os {
  color: #8b949e;
  font-size: 0.85rem;
}

.device-status {
  font-size: 0.8rem;
  padding: 0.15rem 0.5rem;
  border-radius: 10px;
}

.device-status.online {
  background: #1f3d2a;
  color: #3fb950;
}

.device-status.offline {
  background: #3d1f1f;
  color: #f85149;
}

.btn-small {
  padding: 0.35rem 0.75rem;
  font-size: 0.8rem;
}

.btn-danger {
  background: #3d1f1f;
  color: #f85149;
  border: 1px solid #6e3030;
  border-radius: 6px;
  cursor: pointer;
  font-weight: 500;
  transition: background 0.2s;
}

.btn-danger:hover {
  background: #4d2525;
}

.account-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.account-actions .hint {
  color: #8b949e;
  font-size: 0.85rem;
}