/* =========================================================
   GhostTunnel UX Enhancements
   Přilinkuj v base.html: <link rel="stylesheet" href="/static/ux-enhancements.css">
   ========================================================= */

/* ----- MOBILE NAV — "Get tunnel" always visible ------------------------- */
@media (max-width: 768px) {
  .nav-auth { display: flex !important; }
  .nav-auth .btn-login { display: none !important; }
}

/* ----- SKIP NAV --------------------------------------------------------- */
.gt-skip-link {
  position: absolute;
  top: -100%;
  left: 8px;
  background: var(--gt-accent);
  color: var(--gt-bg-base);
  font-size: 13px;
  font-weight: 600;
  padding: 8px 14px;
  border-radius: 0 0 5px 5px;
  z-index: 9999;
  text-decoration: none;
  transition: top 0.1s;
}
.gt-skip-link:focus { top: 0; }

/* ----- SCREEN READER ONLY ----------------------------------------------- */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

/* ----- 6. ACCESSIBILITY — focus ring ------------------------------------ */
*:focus-visible {
  outline: 2px solid var(--gt-accent);
  outline-offset: 2px;
  border-radius: 2px;
}
*:focus:not(:focus-visible) {
  outline: none;
}

/* ----- FORM NORMALIZATION ----------------------------------------------- */
input, select, textarea, button {
  font-family: var(--gt-font-sans);
  box-sizing: border-box;
}
input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="url"],
textarea,
select {
  -webkit-appearance: none;
  appearance: none;
}
button,
[role="button"],
input[type="submit"],
input[type="button"],
input[type="reset"],
a.btn, .btn {
  min-height: 36px;
}

/* ----- 2. FORM — input stavy -------------------------------------------- */
.field-wrap {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.input-error {
  border-color: var(--red) !important;
  background: rgba(255, 60, 60, 0.04) !important;
}

.input-success {
  border-color: rgba(255,107,107, 0.45) !important;
}

.field-error {
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--red);
  line-height: 1.4;
}

.field-error::before {
  content: "!";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  border: 1px solid var(--red);
  border-radius: 50%;
  font-size: 9px;
  font-weight: 700;
  flex-shrink: 0;
}

.field-success {
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
}

.field-success::before {
  content: "✓";
  font-size: 11px;
  flex-shrink: 0;
}

/* Flash message — role="alert" pro screen readery (přidat v HTML) */
.flash-error,
.flash-success,
.flash-info {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.5;
  border-left: 3px solid;
}

.flash-error {
  background: rgba(255, 60, 60, 0.08);
  border-color: var(--red);
  color: #fca5a5;
}

.flash-success {
  background: rgba(255,107,107, 0.07);
  border-color: var(--accent);
  color: var(--accent);
}

.flash-info {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.15);
  color: var(--text);
}

/* ----- 2. FORM — password eye toggle ------------------------------------ */
.input-pw-wrap {
  position: relative;
}

.input-pw-wrap input {
  padding-right: 40px;
  width: 100%;
}

.pw-toggle {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: rgba(226, 232, 240, 0.3);
  display: flex;
  align-items: center;
  transition: color 0.15s;
  min-width: 44px;
  min-height: 44px;
  justify-content: center;
  right: 0;
}

.pw-toggle:hover {
  color: var(--text);
}

.pw-toggle svg {
  width: 16px;
  height: 16px;
  pointer-events: none;
}

/* ----- 2. FORM — loading button ----------------------------------------- */
.btn-loading,
button[disabled] {
  opacity: 0.65;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(6, 6, 10, 0.3);
  border-top-color: #06060a;
  border-radius: 50%;
  animation: gt-spin 0.7s linear infinite;
  vertical-align: middle;
  margin-right: 6px;
}

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

/* ----- 4. NAVBAR — active state border-bottom --------------------------- */
.menu > li > a {
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}

.menu > li > a.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.menu > li > a:hover {
  color: var(--accent);
  border-bottom-color: rgba(255,107,107, 0.3);
}

/* ----- 5. STATUS BAR — PoP status v dashboardu -------------------------- */
.pop-status-bar {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
  padding: 12px 0;
  border-top: 1px solid var(--border);
  margin-top: 32px;
}

.pop-status-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-soft);
  letter-spacing: 0.3px;
}

.pop-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.pop-dot-online  { background: var(--accent); }
.pop-dot-warn    { background: #f59e0b; }
.pop-dot-offline { background: var(--red); }

.pop-status-item .pop-name {
  color: var(--text);
  font-weight: 500;
}

.pop-status-item .pop-latency {
  color: var(--text-muted);
}

/* ----- 6. ACCESSIBILITY — touch targets --------------------------------- */
.btn,
button,
.btn-login,
.btn-register,
[role="button"] {
  min-height: 44px;
}

/* Akční ikony v tabulkách */
.table-action-btn {
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ----- CITY BG — fotky měst v pozadí hero sekce ----------------------- */
.city-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.city-bg-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
}

.city-slide-1 {
  background-image: url('/static/images/london.jpg');
  animation: cityFade1 20s ease-in-out infinite;
}

.city-slide-2 {
  background-image: url('/static/images/amsterdam.jpg');
  animation: cityFade2 20s ease-in-out infinite;
}

/* Slide 1: viditelný 0–9s, přechod ven 9–11s, skrytý 11–19s, přechod zpět 19–20s */
@keyframes cityFade1 {
  0%          { opacity: 1; }
  45%         { opacity: 1; }
  55%         { opacity: 0; }
  95%         { opacity: 0; }
  100%        { opacity: 1; }
}

/* Slide 2: skrytý 0–9s, přechod dovnitř 9–11s, viditelný 11–19s, přechod ven 19–20s */
@keyframes cityFade2 {
  0%          { opacity: 0; }
  45%         { opacity: 0; }
  55%         { opacity: 1; }
  95%         { opacity: 1; }
  100%        { opacity: 0; }
}

/* Tmavý overlay — aby text zůstal čitelný */
.city-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(6, 6, 10, 0.72);
  z-index: 1;
}

@media (prefers-reduced-motion: reduce) {
  .city-slide-1 { animation: none; opacity: 1; }
  .city-slide-2 { animation: none; opacity: 0; }
}

/* ----- A. TERMINAL — copy button --------------------------------------- */
.t-copy-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.08);
  color: rgba(226,232,240,0.4);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.8px;
  text-transform: uppercase;
  padding: 4px 10px;
  cursor: pointer;
  border-radius: 3px;
  transition: color .15s, border-color .15s;
  margin-left: auto;
  white-space: nowrap;
}

.t-copy-btn:hover {
  color: var(--accent);
  border-color: rgba(255,107,107,0.3);
}

.t-copy-btn svg {
  width: 13px;
  height: 13px;
  flex-shrink: 0;
}

/* ----- E. SCROLL-REVEAL ------------------------------------------------- */
.sr-hidden {
  opacity: 0;
  transform: translateY(18px);
}

.sr-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

/* ----- 6. ACCESSIBILITY — reduced motion -------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .sr-hidden { opacity: 1; transform: none; }
  .sr-visible { transition: none; }
}

/* ============================================================
   GT NAVBAR — Task 3
   ============================================================ */

.gt-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(7, 13, 26, 0.96);
  border-bottom: 0.5px solid var(--gt-border);
  /* NO backdrop-filter — no glassmorphism effects */
}

.gt-nav {
  width: 100%;
}

.gt-nav-inner {
  display: flex;
  align-items: center;
  gap: var(--gt-space-2);
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--gt-space-6);
  height: 56px;
}

/* Logo */
.gt-nav-logo {
  display: flex;
  align-items: center;
  gap: var(--gt-space-2);
  text-decoration: none;
  flex-shrink: 0;
  margin-right: var(--gt-space-8);
}
.gt-nav-logo svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}
.gt-nav-logo-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--gt-text-primary);
  letter-spacing: -0.2px;
}

/* Nav links */
.gt-nav-links {
  display: flex;
  align-items: center;
  gap: var(--gt-space-1);
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
}

.gt-nav-link {
  display: inline-flex;
  align-items: center;
  padding: 6px var(--gt-space-3);
  font-size: 14px;
  font-weight: 400;
  color: var(--gt-text-secondary);
  text-decoration: none;
  border-radius: var(--gt-radius-sm);
  border-bottom: 1.5px solid transparent;
  transition: color 0.15s, border-color 0.15s;
  white-space: nowrap;
}
.gt-nav-link:hover {
  color: var(--gt-text-primary);
}
.gt-nav-link--active {
  color: var(--gt-accent);
  border-bottom-color: var(--gt-accent);
}

/* Actions */
.gt-nav-actions {
  display: flex;
  align-items: center;
  gap: var(--gt-space-2);
  margin-left: auto;
  flex-shrink: 0;
}
.gt-nav-login {
  font-size: 14px;
  font-weight: 400;
  color: var(--gt-text-secondary);
  text-decoration: none;
  padding: 6px var(--gt-space-3);
  white-space: nowrap;
}
.gt-nav-login:hover {
  color: var(--gt-text-primary);
}
.gt-nav-username {
  font-size: 13px;
  color: var(--gt-text-tertiary);
  padding-right: var(--gt-space-2);
}

/* Button base */
.gt-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: var(--gt-font-sans);
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--gt-radius-sm);
  border: 0.5px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}
.gt-btn-sm {
  font-size: 13px;
  padding: 6px 14px;
  min-height: 32px;
}
.gt-btn-primary {
  background: var(--gt-accent);
  color: var(--gt-bg-base);
  border-color: var(--gt-accent);
}
.gt-btn-primary:hover {
  background: #00d4b0;
  border-color: #00d4b0;
  color: var(--gt-bg-base);
}
.gt-btn-ghost {
  background: transparent;
  color: var(--gt-text-secondary);
  border-color: var(--gt-border-strong);
}
.gt-btn-ghost:hover {
  color: var(--gt-text-primary);
  border-color: rgba(255,255,255,0.25);
}

/* Hamburger — hidden on desktop */
.gt-nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0;
  background: transparent;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}
.gt-hamburger-line {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--gt-text-secondary);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

/* Hamburger → × animation */
.gt-nav-hamburger[aria-expanded="true"] .gt-hamburger-line:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.gt-nav-hamburger[aria-expanded="true"] .gt-hamburger-line:nth-child(2) {
  opacity: 0;
}
.gt-nav-hamburger[aria-expanded="true"] .gt-hamburger-line:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile drawer */
.gt-nav-drawer {
  position: fixed;
  top: 56px;
  right: 0;
  width: min(300px, 85vw);
  height: calc(100vh - 56px);
  background: var(--gt-bg-surface);
  border-left: 0.5px solid var(--gt-border);
  display: flex;
  flex-direction: column;
  padding: var(--gt-space-4);
  transform: translateX(100%);
  transition: transform 0.25s ease;
  z-index: 999;
  overflow-y: auto;
}
.gt-nav-drawer.is-open {
  transform: translateX(0);
}
.gt-drawer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
}
.gt-drawer-link {
  display: block;
  padding: var(--gt-space-3) var(--gt-space-2);
  font-size: 16px;
  color: var(--gt-text-secondary);
  text-decoration: none;
  border-bottom: 0.5px solid var(--gt-border);
}
.gt-drawer-link:hover {
  color: var(--gt-text-primary);
}
.gt-drawer-link--active {
  color: var(--gt-accent);
  font-weight: 500;
}
.gt-drawer-actions {
  display: flex;
  flex-direction: column;
  gap: var(--gt-space-2);
  padding-top: var(--gt-space-4);
}
.gt-drawer-actions .gt-btn {
  width: 100%;
  padding: 12px;
  font-size: 15px;
  justify-content: center;
}

/* Overlay */
.gt-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 998;
}
.gt-nav-overlay.is-open {
  display: block;
}

/* ── Mobile breakpoint ── */
@media (max-width: 768px) {
  .gt-nav-links { display: none; }
  .gt-nav-actions { display: none; }
  .gt-nav-hamburger { display: flex; }
  .gt-nav-login { display: none; }
}

/* ============================================================
   GT BUTTONS — Task 4 (extends Task 3 base + primary + ghost + sm)
   ============================================================ */

/* Sizes */
.gt-btn {
  min-height: 36px;
}
.gt-btn-md {
  font-size: 13px;
  padding: 8px 18px;
  min-height: 36px;
}
.gt-btn-lg {
  font-size: 14px;
  padding: 10px 24px;
  min-height: 42px;
}

/* Secondary variant */
.gt-btn-secondary {
  background: transparent;
  color: var(--gt-accent);
  border-color: var(--gt-accent-border);
}
.gt-btn-secondary:hover {
  background: var(--gt-accent-dim);
  border-color: var(--gt-accent);
}

/* Danger variant */
.gt-btn-danger {
  background: rgba(239,68,68,.12);
  color: var(--gt-danger);
  border-color: rgba(239,68,68,.25);
}
.gt-btn-danger:hover {
  background: rgba(239,68,68,.2);
  border-color: rgba(239,68,68,.4);
}

/* Disabled state */
.gt-btn-disabled,
.gt-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

/* Loading state */
.gt-btn-loading {
  position: relative;
  color: transparent;
  pointer-events: none;
}
.gt-btn-loading::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: gt-spin 0.6s linear infinite;
  color: var(--gt-bg-base);
}

/* ============================================================
   GT FORM FIELDS — Task 4
   ============================================================ */

.gt-field {
  display: flex;
  flex-direction: column;
  gap: var(--gt-space-1);
  margin-bottom: var(--gt-space-4);
}

.gt-label {
  font-size: 13px;
  font-weight: 500;
  color: var(--gt-text-secondary);
  letter-spacing: 0.01em;
}
.gt-label-required::after {
  content: ' *';
  color: var(--gt-danger);
}

.gt-input {
  width: 100%;
  padding: 9px 12px;
  font-family: var(--gt-font-sans);
  font-size: 14px;
  color: var(--gt-text-primary);
  background: var(--gt-bg-surface);
  border: 0.5px solid var(--gt-border-strong);
  border-radius: var(--gt-radius-sm);
  outline: none;
  transition: border-color 0.15s, box-shadow 0.15s;
  box-sizing: border-box;
}
.gt-input::placeholder {
  color: var(--gt-text-tertiary);
}
.gt-input:hover {
  border-color: rgba(255,255,255,0.2);
}
.gt-input:focus {
  border-color: var(--gt-accent);
  box-shadow: 0 0 0 2px var(--gt-accent-dim);
}

/* Mono variant for IPs, keys, prefixes */
.gt-input-mono {
  font-family: var(--gt-font-mono);
  font-size: 13px;
  color: var(--gt-indigo);
  letter-spacing: 0.02em;
}

/* Validation states */
.gt-input--error {
  border-color: var(--gt-danger);
}
.gt-input--error:focus {
  box-shadow: 0 0 0 2px rgba(239,68,68,.2);
}
.gt-input--success {
  border-color: var(--gt-success);
}
.gt-input--success:focus {
  box-shadow: 0 0 0 2px rgba(16,185,129,.15);
}

.gt-field-hint {
  font-size: 12px;
  color: var(--gt-text-tertiary);
  line-height: 1.4;
}
.gt-field-error {
  font-size: 12px;
  color: var(--gt-danger);
  display: flex;
  align-items: center;
  gap: 4px;
  line-height: 1.4;
}
.gt-field-error::before {
  content: '!';
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  background: var(--gt-danger);
  color: #fff;
  border-radius: 50%;
  font-size: 9px;
  font-weight: 700;
  flex-shrink: 0;
}
.gt-field-success {
  font-size: 12px;
  color: var(--gt-success);
  line-height: 1.4;
}

/* Password toggle wrapper */
.gt-input-wrap {
  position: relative;
}
.gt-input-wrap .gt-input {
  padding-right: 40px;
}
.gt-pw-toggle {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--gt-text-tertiary);
  display: flex;
  align-items: center;
}
.gt-pw-toggle:hover { color: var(--gt-text-secondary); }

/* Select */
.gt-select {
  width: 100%;
  padding: 9px 32px 9px 12px;
  font-family: var(--gt-font-sans);
  font-size: 14px;
  color: var(--gt-text-primary);
  background: var(--gt-bg-surface);
  border: 0.5px solid var(--gt-border-strong);
  border-radius: var(--gt-radius-sm);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M0 0l5 6 5-6z' fill='%2394a3b8'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  cursor: pointer;
  transition: border-color 0.15s;
}
.gt-select:focus {
  border-color: var(--gt-accent);
  box-shadow: 0 0 0 2px var(--gt-accent-dim);
}

/* Textarea */
.gt-textarea {
  width: 100%;
  padding: 9px 12px;
  font-family: var(--gt-font-sans);
  font-size: 14px;
  color: var(--gt-text-primary);
  background: var(--gt-bg-surface);
  border: 0.5px solid var(--gt-border-strong);
  border-radius: var(--gt-radius-sm);
  outline: none;
  resize: vertical;
  min-height: 80px;
  transition: border-color 0.15s, box-shadow 0.15s;
  box-sizing: border-box;
}
.gt-textarea:focus {
  border-color: var(--gt-accent);
  box-shadow: 0 0 0 2px var(--gt-accent-dim);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .gt-btn,
  .gt-input,
  .gt-select,
  .gt-textarea {
    transition: none;
  }
  .gt-btn-loading::after {
    animation: none;
  }
}

/* ============================================================
   GT BADGES — Task 5
   ============================================================ */

.gt-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 2px 8px;
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-radius: var(--gt-radius-xs);
  border: 0.5px solid transparent;
  white-space: nowrap;
  line-height: 1.6;
}

.gt-badge-online {
  background: rgba(16,185,129,.12);
  border-color: rgba(16,185,129,.25);
  color: var(--gt-success);
}
.gt-badge-offline {
  background: rgba(239,68,68,.12);
  border-color: rgba(239,68,68,.25);
  color: var(--gt-danger);
}
.gt-badge-degraded {
  background: rgba(245,158,11,.12);
  border-color: rgba(245,158,11,.25);
  color: var(--gt-warning);
}
.gt-badge-protocol {
  background: var(--gt-accent-dim);
  border-color: var(--gt-accent-border);
  color: var(--gt-accent);
}
.gt-badge-sit, .gt-badge-gre, .gt-badge-wg { background: rgba(255,107,107,0.08); color: var(--gt-accent); border-color: rgba(255,107,107,0.2); }
.gt-badge-pop {
  background: var(--gt-bg-elevated);
  border-color: var(--gt-border);
  color: var(--gt-text-secondary);
}
.gt-badge-info {
  background: rgba(59,130,246,.12);
  border-color: rgba(59,130,246,.25);
  color: var(--gt-info);
}

/* Status dot — always left of text */
.gt-dot {
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  flex-shrink: 0;
}
.gt-dot-online  { background: var(--gt-success); }
.gt-dot-offline { background: var(--gt-danger); }
.gt-dot-degraded { background: var(--gt-warning); }


/* ============================================================
   GT CARDS — Task 5
   ============================================================ */

.gt-card {
  background: var(--gt-bg-surface);
  border: 0.5px solid var(--gt-border);
  border-radius: var(--gt-radius-md);
  padding: var(--gt-space-6);
}

.gt-card-elevated {
  background: var(--gt-bg-elevated);
  border-color: var(--gt-border-strong);
}

.gt-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--gt-space-4);
  gap: var(--gt-space-4);
}

.gt-card-title {
  font-size: 16px;
  font-weight: 500;
  color: var(--gt-text-primary);
  margin: 0;
}

.gt-card-subtitle {
  font-size: 13px;
  color: var(--gt-text-tertiary);
  margin: var(--gt-space-1) 0 0;
}

/* Metric / stat card */
.gt-stat-card {
  background: var(--gt-bg-surface);
  border: 0.5px solid var(--gt-border);
  border-radius: var(--gt-radius-md);
  padding: var(--gt-space-4) var(--gt-space-6);
  display: flex;
  flex-direction: column;
  gap: var(--gt-space-1);
}

.gt-stat-label {
  font-size: 9px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gt-text-tertiary);
}

.gt-stat-value {
  font-size: 28px;
  font-weight: 600;
  color: var(--gt-text-primary);
  line-height: 1.1;
  font-family: var(--gt-font-sans);
}

.gt-stat-sub {
  font-size: 12px;
  color: var(--gt-text-tertiary);
}

/* Alert / notification cards */
.gt-alert {
  border-radius: var(--gt-radius-md);
  padding: var(--gt-space-3) var(--gt-space-4);
  border-left: 3px solid transparent;
  font-size: 14px;
  line-height: 1.5;
}
.gt-alert-info {
  background: rgba(59,130,246,.08);
  border-left-color: var(--gt-info);
  color: var(--gt-text-secondary);
}
.gt-alert-success {
  background: rgba(16,185,129,.08);
  border-left-color: var(--gt-success);
  color: var(--gt-text-secondary);
}
.gt-alert-warning {
  background: rgba(245,158,11,.08);
  border-left-color: var(--gt-warning);
  color: var(--gt-text-secondary);
}
.gt-alert-danger {
  background: rgba(239,68,68,.08);
  border-left-color: var(--gt-danger);
  color: var(--gt-text-secondary);
}

/* Feature / capability card */
.gt-feature-card {
  background: var(--gt-bg-surface);
  border: 0.5px solid var(--gt-border);
  border-radius: var(--gt-radius-md);
  padding: var(--gt-space-6);
  display: flex;
  flex-direction: column;
  gap: var(--gt-space-3);
}
.gt-feature-card:hover {
  background: var(--gt-bg-elevated);
  border-color: var(--gt-border-strong);
}
.gt-feature-icon {
  width: 36px;
  height: 36px;
  background: var(--gt-accent-dim);
  border: 0.5px solid var(--gt-accent-border);
  border-radius: var(--gt-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gt-accent);
  flex-shrink: 0;
}
.gt-feature-title {
  font-size: 15px;
  font-weight: 500;
  color: var(--gt-text-primary);
  margin: 0;
}
.gt-feature-desc {
  font-size: 14px;
  color: var(--gt-text-secondary);
  line-height: 1.55;
  margin: 0;
}


/* ============================================================
   GT TABLES — Task 5
   ============================================================ */

.gt-table-wrap {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--gt-radius-md);
  border: 0.5px solid var(--gt-border);
}

.gt-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.gt-table thead th {
  padding: var(--gt-space-2) var(--gt-space-4);
  font-size: 9px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gt-text-tertiary);
  text-align: left;
  border-bottom: 0.5px solid var(--gt-border);
  white-space: nowrap;
}

.gt-table tbody td {
  padding: var(--gt-space-3) var(--gt-space-4);
  color: var(--gt-text-secondary);
  border-bottom: 0.5px solid var(--gt-border);
  vertical-align: middle;
}

.gt-table tbody tr:last-child td {
  border-bottom: none;
}

.gt-table tbody tr:nth-child(even) td {
  background: rgba(255,255,255,.02);
}

.gt-table tbody tr:hover td {
  background: var(--gt-bg-elevated);
}

.gt-table .gt-table-actions {
  text-align: right;
  white-space: nowrap;
}

.gt-table .gt-table-actions a,
.gt-table .gt-table-actions button {
  font-size: 13px;
  color: var(--gt-text-tertiary);
  background: none;
  border: none;
  cursor: pointer;
  padding: 2px 6px;
  text-decoration: none;
}
.gt-table .gt-table-actions a:hover,
.gt-table .gt-table-actions button:hover {
  color: var(--gt-accent);
}

/* Monospace cell — for IPs, prefixes */
.gt-td-mono {
  font-family: var(--gt-font-mono);
  font-size: 12px;
  color: var(--gt-indigo);
}


/* ============================================================
   GT CODE BLOCK — Task 5
   ============================================================ */

.gt-code-block {
  background: var(--gt-bg-surface);
  border: 0.5px solid var(--gt-border);
  border-radius: var(--gt-radius-md);
  overflow: hidden;
  font-family: var(--gt-font-mono);
  font-size: 12px;
  line-height: 1.9;
}

.gt-code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--gt-space-2) var(--gt-space-4);
  border-bottom: 0.5px solid var(--gt-border);
  background: var(--gt-bg-elevated);
}

.gt-code-lang {
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--gt-text-tertiary);
}

.gt-code-copy {
  font-size: 11px;
  font-weight: 500;
  color: var(--gt-text-tertiary);
  background: none;
  border: 0.5px solid var(--gt-border);
  border-radius: var(--gt-radius-xs);
  padding: 2px 8px;
  cursor: pointer;
  transition: color 0.15s, border-color 0.15s;
}
.gt-code-copy:hover {
  color: var(--gt-accent);
  border-color: var(--gt-accent-border);
}

.gt-code-body {
  padding: var(--gt-space-4);
  overflow-x: auto;
  color: var(--gt-text-primary);
}

/* Syntax color roles */
.gt-code-prompt { color: var(--gt-accent); user-select: none; }
.gt-code-cmd    { color: var(--gt-text-primary); }
.gt-code-ip     { color: var(--gt-indigo); }
.gt-code-comment { color: var(--gt-text-tertiary); }

/* ============================================================
   GT LANDING — Hero + Stats Bar + PoPs (Task 6)
   ============================================================ */

/* Hero */
.gt-hero {
  padding: var(--gt-space-20) 0 var(--gt-space-16);
  background: var(--gt-bg-base);
}
.gt-hero-inner {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: var(--gt-space-16);
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--gt-space-6);
}
.gt-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--gt-space-2);
  font-size: 12px;
  color: var(--gt-text-tertiary);
  margin-bottom: var(--gt-space-6);
  letter-spacing: 0.02em;
}
.gt-hero-h1 {
  font-size: 44px;
  font-weight: 600;
  line-height: 1.15;
  color: var(--gt-text-primary);
  letter-spacing: -0.5px;
  margin: 0 0 var(--gt-space-6);
}
.gt-hero-lead {
  font-size: 17px;
  color: var(--gt-text-secondary);
  line-height: 1.65;
  max-width: 520px;
  margin: 0 0 var(--gt-space-8);
}
.gt-hero-actions {
  display: flex;
  align-items: center;
  gap: var(--gt-space-3);
  flex-wrap: wrap;
  margin-bottom: var(--gt-space-6);
}
.gt-hero-link {
  font-size: 14px;
  color: var(--gt-text-secondary);
  text-decoration: none;
  padding: 0 var(--gt-space-2);
}
.gt-hero-link:hover { color: var(--gt-text-primary); }
.gt-hero-trust {
  display: flex;
  align-items: center;
  gap: var(--gt-space-2);
  font-size: 13px;
  color: var(--gt-text-tertiary);
}

/* Status panel */
.gt-hero-status {
  background: var(--gt-bg-surface);
  border: 0.5px solid var(--gt-border);
  border-radius: var(--gt-radius-lg);
  padding: var(--gt-space-6);
  display: flex;
  flex-direction: column;
  gap: var(--gt-space-4);
}
.gt-hero-status-header {
  display: flex;
  align-items: center;
  gap: var(--gt-space-2);
  padding-bottom: var(--gt-space-3);
  border-bottom: 0.5px solid var(--gt-border);
}
.gt-hero-status-title {
  font-size: 13px;
  font-weight: 500;
  color: var(--gt-text-primary);
  flex: 1;
}
.gt-hero-status-rows {
  display: flex;
  flex-direction: column;
  gap: var(--gt-space-3);
}
.gt-hero-status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gt-space-2);
}
.gt-hero-status-label {
  font-size: 13px;
  color: var(--gt-text-tertiary);
}
.gt-hero-status-value {
  font-family: var(--gt-font-mono);
  font-size: 13px;
  color: var(--gt-text-primary);
}
.gt-hero-status-link {
  font-size: 12px;
  color: var(--gt-accent);
  text-decoration: none;
}
.gt-hero-status-link:hover { text-decoration: underline; }

/* Mono util */
.gt-mono {
  font-family: var(--gt-font-mono);
  color: var(--gt-indigo);
}

/* Stats bar */
.gt-stats-bar {
  background: var(--gt-bg-surface);
  border-top: 0.5px solid var(--gt-border);
  border-bottom: 0.5px solid var(--gt-border);
}
.gt-stats-bar-inner {
  display: flex;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--gt-space-6);
}
.gt-stats-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: var(--gt-space-4) var(--gt-space-8);
  text-align: center;
  flex: 1;
}
.gt-stats-value {
  font-size: 20px;
  font-weight: 600;
  color: var(--gt-text-primary);
  line-height: 1.2;
}
.gt-stats-label {
  font-size: 11px;
  color: var(--gt-text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.gt-stats-divider {
  width: 0.5px;
  height: 36px;
  background: var(--gt-border);
  flex-shrink: 0;
}

/* Section wrapper */
.gt-section {
  padding: var(--gt-space-16) 0;
}
.gt-section-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--gt-space-6);
}
.gt-section-head {
  text-align: center;
  margin-bottom: var(--gt-space-12);
}
.gt-section-label {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--gt-accent);
  margin-bottom: var(--gt-space-2);
}
.gt-section-title {
  font-size: 28px;
  font-weight: 500;
  color: var(--gt-text-primary);
  margin: 0 0 var(--gt-space-3);
}
.gt-section-sub {
  font-size: 16px;
  color: var(--gt-text-secondary);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.65;
}

/* PoP cards */
.gt-pops-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gt-space-6);
  margin-bottom: var(--gt-space-8);
}
.gt-pop-card {
  background: var(--gt-bg-surface);
  border: 0.5px solid var(--gt-border);
  border-radius: var(--gt-radius-lg);
  padding: var(--gt-space-6);
  display: flex;
  flex-direction: column;
  gap: var(--gt-space-4);
}
.gt-pop-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.gt-pop-city {
  display: flex;
  align-items: center;
  gap: var(--gt-space-3);
}
.gt-flag {
  width: 32px;
  height: auto;
  border-radius: 2px;
  flex-shrink: 0;
}
.gt-pop-name {
  font-size: 16px;
  font-weight: 500;
  color: var(--gt-text-primary);
  margin: 0 0 2px;
}
.gt-pop-region {
  font-size: 12px;
  color: var(--gt-text-tertiary);
}
.gt-pop-specs {
  margin: 0;
  padding: var(--gt-space-3) 0;
  border-top: 0.5px solid var(--gt-border);
  display: flex;
  flex-direction: column;
  gap: var(--gt-space-3);
}
.gt-pop-spec-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--gt-space-4);
}
.gt-pop-spec-row dt {
  font-size: 12px;
  color: var(--gt-text-tertiary);
  flex-shrink: 0;
  min-width: 72px;
}
.gt-pop-spec-row dd {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 3px;
  text-align: right;
}
.gt-pop-prefix {
  font-family: var(--gt-font-mono);
  font-size: 11px;
  color: var(--gt-indigo);
  background: rgba(99,102,241,.08);
  border-radius: 3px;
  padding: 1px 5px;
  display: inline-block;
}
.gt-pop-services {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gt-space-2);
  padding-top: var(--gt-space-2);
  border-top: 0.5px solid var(--gt-border);
}
.gt-pops-footer {
  text-align: center;
}
.gt-asn-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--gt-space-2);
  padding: var(--gt-space-2) var(--gt-space-4);
  background: var(--gt-bg-surface);
  border: 0.5px solid var(--gt-border);
  border-radius: 20px;
  font-family: var(--gt-font-mono);
  font-size: 13px;
  color: var(--gt-text-secondary);
  text-decoration: none;
}
.gt-asn-chip:hover {
  border-color: var(--gt-border-strong);
  color: var(--gt-text-primary);
}

/* ── Responsive ── */
@media (max-width: 900px) {
  .gt-hero-inner {
    grid-template-columns: 1fr;
  }
  .gt-hero-status { display: none; } /* hide on small — shown in stats bar */
  .gt-hero-h1 { font-size: 32px; }
  .gt-hero-lead { max-width: 100%; }
  .gt-stats-bar-inner {
    flex-wrap: wrap;
    justify-content: center;
  }
  .gt-stats-item { padding: var(--gt-space-3) var(--gt-space-4); }
  .gt-pops-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .gt-hero { padding: var(--gt-space-12) 0; }
  .gt-hero-h1 { font-size: 26px; }
  .gt-hero-actions { flex-direction: column; align-items: flex-start; }
  .gt-hero-actions .gt-btn { width: 100%; justify-content: center; }
  .gt-stats-divider { display: none; }
}
.gt-code-success { color: var(--gt-success); }

/* ============================================================
   GT LANDING — Capabilities + Quick Start + CTA (Task 7)
   ============================================================ */

/* Alt section background */
.gt-section-alt {
  background: var(--gt-bg-surface);
}

/* Features 3×2 grid */
.gt-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gt-space-4);
}

/* Tabs */
.gt-tabs-wrap {
  max-width: 760px;
  margin: 0 auto;
}
.gt-tabs {
  display: flex;
  gap: 2px;
  margin-bottom: -1px;
  padding: 0 var(--gt-space-4);
}
.gt-tab {
  padding: var(--gt-space-2) var(--gt-space-4);
  font-size: 13px;
  font-weight: 500;
  color: var(--gt-text-tertiary);
  background: transparent;
  border: 0.5px solid transparent;
  border-bottom: none;
  border-radius: var(--gt-radius-sm) var(--gt-radius-sm) 0 0;
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
  font-family: var(--gt-font-sans);
}
.gt-tab:hover { color: var(--gt-text-secondary); }
.gt-tab--active {
  color: var(--gt-text-primary);
  background: var(--gt-bg-surface);
  border-color: var(--gt-border);
}

/* Code block already defined in Task 5 — just ensure height */
.gt-tabs-wrap .gt-code-block {
  border-radius: 0 var(--gt-radius-md) var(--gt-radius-md) var(--gt-radius-md);
  min-height: 260px;
}
.gt-tabs-wrap .gt-code-body {
  min-height: 220px;
}
.gt-code-line {
  display: block;
  line-height: 1.9;
  white-space: pre-wrap;
  word-break: break-all;
}

/* CTA section */
.gt-cta-section {
  background: var(--gt-bg-surface);
  border-top: 0.5px solid var(--gt-border);
}
.gt-cta-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gt-space-8);
  max-width: 1280px;
  margin: 0 auto;
  padding: var(--gt-space-12) var(--gt-space-6);
}
.gt-cta-title {
  font-size: 24px;
  font-weight: 500;
  color: var(--gt-text-primary);
  margin: 0 0 var(--gt-space-2);
}
.gt-cta-sub {
  font-size: 15px;
  color: var(--gt-text-secondary);
  margin: 0;
}
.gt-cta-actions {
  display: flex;
  gap: var(--gt-space-3);
  flex-shrink: 0;
}

/* Responsive */
@media (max-width: 900px) {
  .gt-features-grid { grid-template-columns: repeat(2, 1fr); }
  .gt-cta-inner { flex-direction: column; align-items: flex-start; }
  .gt-cta-actions { flex-wrap: wrap; }
}
@media (max-width: 480px) {
  .gt-features-grid { grid-template-columns: 1fr; }
  .gt-tabs { padding: 0; overflow-x: auto; flex-wrap: nowrap; }
  .gt-cta-actions { flex-direction: column; width: 100%; }
  .gt-cta-actions .gt-btn { width: 100%; justify-content: center; }
}

/* ============================================================
   GT AUTH PAGES — Task 8
   ============================================================ */

.gt-auth-page {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 380px 1fr;
  background: var(--gt-bg-base);
}

.gt-auth-layout {
  display: grid;
  grid-template-columns: 2fr 3fr;
  min-height: calc(100vh - 56px);
}

/* Left brand panel */
.gt-auth-brand {
  background: var(--gt-bg-surface);
  border-right: 0.5px solid var(--gt-border);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
}
.gt-auth-brand-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 36px;
  text-decoration: none;
}
.gt-auth-brand-name {
  color: var(--gt-text-primary);
  font-size: 14px;
  font-weight: 500;
}
.gt-auth-brand-headline {
  color: var(--gt-text-primary);
  font-size: 18px;
  font-weight: 500;
  line-height: 1.35;
  margin-bottom: 8px;
}
.gt-auth-brand-sub {
  color: var(--gt-text-tertiary);
  font-size: 12px;
  line-height: 1.6;
  margin-bottom: 28px;
}
.gt-auth-pop-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 28px;
}
.gt-auth-pop-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--gt-text-secondary);
  font-size: 12px;
}
.gt-auth-perks {
  border-top: 0.5px solid var(--gt-border);
  padding-top: 22px;
}
.gt-auth-perks-label {
  color: var(--gt-text-tertiary);
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: .7px;
  margin-bottom: 12px;
}
.gt-auth-perk {
  color: var(--gt-text-tertiary);
  font-size: 11px;
  margin-bottom: 8px;
  display: flex;
  gap: 7px;
}
.gt-auth-perk span { color: var(--gt-accent); }

/* Right form panel */
.gt-auth-form-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
  background: var(--gt-bg-base);
}
.gt-auth-form-box {
  width: 100%;
  max-width: 380px;
}
.gt-auth-form-title {
  color: var(--gt-text-primary);
  font-size: 18px;
  font-weight: 500;
  margin: 0 0 4px;
}
.gt-auth-form-sub {
  color: var(--gt-text-tertiary);
  font-size: 12px;
  margin: 0 0 24px;
}
.gt-auth-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 16px 0;
}
.gt-auth-divider::before,
.gt-auth-divider::after {
  content: '';
  flex: 1;
  height: 0.5px;
  background: var(--gt-border);
}
.gt-auth-divider span {
  color: var(--gt-text-tertiary);
  font-size: 11px;
}
.gt-oauth-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 18px;
}
.gt-oauth-btn {
  border: 0.5px solid var(--gt-border-strong);
  border-radius: var(--gt-radius-sm);
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  color: var(--gt-text-secondary);
  font-size: 12px;
  background: transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}
.gt-oauth-btn:hover {
  background: var(--gt-bg-elevated);
  border-color: var(--gt-accent);
}
.gt-auth-footer {
  text-align: center;
  font-size: 12px;
  color: var(--gt-text-tertiary);
  line-height: 1.8;
}
.gt-auth-footer a {
  color: var(--gt-accent);
  text-decoration: none;
}
.gt-auth-footer a:hover { text-decoration: underline; }

/* Responsive: stack on mobile */
@media (max-width: 768px) {
  .gt-auth-page { grid-template-columns: 1fr; }
  .gt-auth-layout { grid-template-columns: 1fr; }
  .gt-auth-brand { display: none; }
  .gt-auth-form-panel {
    padding: 24px 16px;
    align-items: flex-start;
    padding-top: 40px;
  }
}
/* ─────────────────────────────────────────────────────────── */

/* ----- STATUS DOT ------------------------------------------------------ */
.gt-status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--gt-text-muted); flex-shrink: 0; }
.gt-status-dot-online { background: var(--gt-success); }

/* ── gt-code-panel (docs page) ───────────────────────────────── */
.gt-code-panel { background: var(--gt-bg-elevated); border: 0.5px solid var(--gt-border); border-radius: var(--gt-radius-sm); overflow: hidden; margin: 12px 0; }
.gt-code-panel-header { display: flex; align-items: center; justify-content: space-between; padding: 8px 12px; border-bottom: 0.5px solid var(--gt-border); background: var(--gt-bg-surface); }
.gt-code-panel .gt-code-body { padding: 12px 14px; font-family: var(--gt-font-mono); font-size: 12px; line-height: 1.9; color: var(--gt-text-secondary); }
.gt-code-panel .gt-code-body .p { color: var(--gt-accent); }
.gt-code-panel .gt-code-body .v { color: var(--gt-indigo); }
.gt-code-panel .gt-code-body .ok { color: var(--gt-success); }
.gt-code-panel .gt-code-copy { background: transparent; border: 0.5px solid var(--gt-border-strong); color: var(--gt-text-tertiary); font-size: 10px; padding: 3px 8px; border-radius: 4px; cursor: pointer; }
.gt-code-panel .gt-code-copy:hover { color: var(--gt-text-primary); border-color: var(--gt-accent); }
/* ─────────────────────────────────────────────────────────── */