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

:root {
  --bg: #0a0a0c;
  --bg-secondary: #111114;
  --card-bg: rgba(28, 28, 32, 0.72);
  --card-border: rgba(255, 255, 255, 0.08);
  --card-border-hover: rgba(255, 255, 255, 0.16);
  --text: #f5f5f7;
  --text-secondary: #86868b;
  --text-muted: #6e6e73;
  --accent: #0a84ff;
  --accent-glow: rgba(10, 132, 255, 0.3);
  --green: #30d158;
  --green-glow: rgba(48, 209, 88, 0.3);
  --gold: #ffd60a;
  --red: #ff453a;
  --radius: 16px;
  --radius-sm: 10px;
  --blur: 20px;
}

html {
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', 'Helvetica Neue', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

/* Ambient gradient glow */
body::before {
  content: '';
  position: fixed;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(10, 132, 255, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

/* ===== Layout ===== */
.app {
  max-width: 480px;
  margin: 0 auto;
  padding: 20px 16px 40px;
  position: relative;
  z-index: 1;
}

/* ===== Header ===== */
.header {
  text-align: center;
  padding: 24px 0 28px;
}

.logo {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.5px;
  background: linear-gradient(135deg, #fff 0%, #86868b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subtitle {
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}

/* ===== Card ===== */
.card {
  background: var(--card-bg);
  backdrop-filter: blur(var(--blur));
  -webkit-backdrop-filter: blur(var(--blur));
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 14px;
  transition: border-color 0.3s ease;
}

.card:hover {
  border-color: var(--card-border-hover);
}

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

.card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
}

.badge {
  margin-left: auto;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
}

.badge-location { background: rgba(10, 132, 255, 0.15); color: var(--accent); }
.badge-vip { background: rgba(255, 214, 10, 0.15); color: var(--gold); }
.badge-steps { background: rgba(48, 209, 88, 0.15); color: var(--green); }

/* ===== Auth ===== */
.auth-tabs {
  display: flex;
  gap: 4px;
  background: rgba(0, 0, 0, 0.3);
  border-radius: var(--radius-sm);
  padding: 3px;
  margin-bottom: 20px;
}

.tab {
  flex: 1;
  padding: 10px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tab.active {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ===== Inputs ===== */
.input-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.input-group label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
}

input[type="text"],
input[type="password"],
input[type="number"] {
  width: 100%;
  padding: 12px 14px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 15px;
  outline: none;
  transition: all 0.2s ease;
}

input[type="text"]:focus,
input[type="password"]:focus,
input[type="number"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

input::placeholder {
  color: var(--text-muted);
}

.input-row {
  display: flex;
  gap: 12px;
}

.flex-1 { flex: 1; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 20px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  width: 100%;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover {
  background: #0071e3;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.15);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
  width: auto;
}

.btn-text {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 13px;
  cursor: pointer;
  text-decoration: underline;
}

.link-secondary {
  display: block;
  text-align: center;
  margin-top: 12px;
  color: var(--text-secondary);
  font-size: 13px;
  text-decoration: none;
}

.link-secondary:hover {
  color: var(--text);
}

/* ===== Account ===== */
.account-card .account-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.username {
  font-size: 15px;
  font-weight: 500;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.status-dot.connected {
  background: var(--green);
  box-shadow: 0 0 8px var(--green-glow);
}

/* ===== Location ===== */
.hint {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.location-display {
  font-family: 'SF Mono', 'Fira Code', monospace;
  font-size: 18px;
  font-weight: 600;
  color: var(--accent);
  padding: 12px 14px;
  background: rgba(10, 132, 255, 0.08);
  border-radius: var(--radius-sm);
  margin-bottom: 14px;
  letter-spacing: 0.5px;
}

.advanced-params {
  margin: 14px 0;
}

.advanced-params summary {
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 8px 0;
}

.advanced-params[open] summary {
  margin-bottom: 12px;
}

/* ===== Favorites ===== */
.fav-add {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.input-sm {
  flex: 1;
  padding: 10px 12px !important;
  font-size: 14px !important;
}

.fav-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fav-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--card-border);
  transition: all 0.2s ease;
}

.fav-item:hover {
  border-color: var(--card-border-hover);
}

.fav-item-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.fav-item-name {
  font-size: 14px;
  font-weight: 500;
}

.fav-item-coords {
  font-size: 12px;
  color: var(--text-muted);
  font-family: 'SF Mono', monospace;
}

.fav-item-actions {
  display: flex;
  gap: 8px;
}

.fav-item-actions button {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
}

.fav-apply {
  background: rgba(10, 132, 255, 0.2);
  color: var(--accent);
}

.fav-apply:hover {
  background: rgba(10, 132, 255, 0.3);
}

.fav-delete {
  background: rgba(255, 69, 58, 0.15);
  color: var(--red);
}

.fav-delete:hover {
  background: rgba(255, 69, 58, 0.25);
}

/* Range endpoint pickers — A is accent-blue, B is green, matching the badge palette */
.fav-pick {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
}

.fav-pick:hover {
  background: rgba(255, 255, 255, 0.14);
}

.fav-pick.picked-a {
  background: rgba(10, 132, 255, 0.35);
  color: var(--accent);
}

.fav-pick.picked-b {
  background: rgba(48, 209, 88, 0.25);
  color: var(--green);
}

.range-actions {
  margin-top: 18px;
}

/* ===== VIP / Membership ===== */
.vip-card {
  border-color: rgba(255, 214, 10, 0.15);
}

.membership-status {
  padding: 14px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}

.membership-status .ms-row {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  font-size: 14px;
}

.ms-label { color: var(--text-secondary); }
.ms-value { font-weight: 500; }

.ms-active { color: var(--green); }
.ms-expired { color: var(--red); }
.ms-loading { color: var(--text-muted); }

.loading-text {
  font-size: 14px;
  color: var(--text-muted);
}

.activate-section {
  margin-top: 12px;
}

.activate-section summary {
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
}

.activate-form {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

/* ===== Steps ===== */
.step {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-bottom: 1px solid var(--card-border);
}

.step:last-of-type {
  border-bottom: none;
}

.step-number {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(10, 132, 255, 0.15);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
}

.step-content p {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 4px;
}

.download-links {
  margin-top: 18px;
}

/* ===== Messages ===== */
.error-msg {
  color: var(--red);
  font-size: 13px;
  margin-top: 10px;
  min-height: 18px;
}

.msg {
  font-size: 13px;
  margin-top: 8px;
  min-height: 18px;
}

.msg.success { color: var(--green); }
.msg.error { color: var(--red); }

/* ===== Toast ===== */
.toast {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: rgba(40, 40, 44, 0.95);
  backdrop-filter: blur(var(--blur));
  border: 1px solid var(--card-border);
  color: var(--text);
  padding: 12px 24px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 500;
  z-index: 1000;
  opacity: 0;
  transition: all 0.3s ease;
  pointer-events: none;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.toast.success { border-color: rgba(48, 209, 88, 0.3); }
.toast.error { border-color: rgba(255, 69, 58, 0.3); }

/* ===== Footer ===== */
.footer {
  text-align: center;
  padding: 24px 0;
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== Responsive ===== */
@media (max-width: 360px) {
  .app { padding: 12px 10px 30px; }
  .logo { font-size: 24px; }
  .input-row { flex-direction: column; gap: 12px; }
}