/* Activate-key public page.
   Layout: header (logo + VIP) -> status IP row -> 3 tabs -> step progress ->
   card input -> status panel + util panels -> footer features.
*/

.activate-shell {
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
  padding: 28px 16px 56px;
  position: relative;
}

.activate-card {
  position: relative;
  background: linear-gradient(180deg, rgba(10, 14, 22, 0.96), rgba(7, 10, 16, 0.88));
  border-radius: 22px;
  padding: 28px 26px;
  overflow: hidden;
  isolation: isolate;
}
.activate-card::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent-2) 55%, var(--accent) 100%);
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  opacity: 0.6;
  pointer-events: none;
  z-index: -1;
}
.activate-card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(60% 40% at 50% 0%, rgba(0, 234, 255, 0.10), transparent 70%);
  z-index: -1;
}

/* ---- Header ---- */
.app-header {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  margin: -28px -26px 18px;
  background:
    linear-gradient(135deg, rgba(0, 234, 255, 0.14), rgba(177, 76, 255, 0.10) 60%, rgba(255, 46, 154, 0.06)),
    linear-gradient(180deg, rgba(8, 12, 20, 0.55), rgba(8, 12, 20, 0));
  border-bottom: 1px solid rgba(0, 234, 255, 0.22);
  overflow: hidden;
}
.app-header::before {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(0, 234, 255, 0.85) 25%, rgba(177, 76, 255, 0.85) 70%, transparent 100%);
  filter: drop-shadow(0 0 6px rgba(0, 234, 255, 0.55));
  pointer-events: none;
}
.app-header::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(80% 120% at 50% 0%, rgba(0, 234, 255, 0.06), transparent 70%);
  opacity: 0.7;
}
.app-header > * { position: relative; z-index: 1; }

.brand-block {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.brand-logo {
  width: 46px; height: 46px;
  border-radius: 12px;
  background:
    radial-gradient(circle at 30% 25%, rgba(255,255,255,0.18), transparent 55%),
    linear-gradient(135deg, var(--primary), var(--accent-2));
  display: grid; place-items: center;
  color: #04101a;
  position: relative;
  box-shadow:
    0 0 0 1px rgba(0, 234, 255, 0.45),
    0 0 18px rgba(0, 234, 255, 0.45),
    inset 0 0 12px rgba(255,255,255,0.18);
}
.brand-logo svg { width: 24px; height: 24px; }
.brand-logo::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 16px;
  border: 1px dashed rgba(0, 234, 255, 0.35);
  pointer-events: none;
  animation: brandOrbit 14s linear infinite;
  opacity: 0.6;
}
@keyframes brandOrbit {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.brand-divider {
  width: 1px;
  height: 30px;
  background: linear-gradient(180deg, transparent, rgba(0, 234, 255, 0.6), transparent);
  margin: 0 4px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.brand-title {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 15px;
  line-height: 1;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.brand-vip {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 0.18em;
  font-weight: 800;
  color: #04101a;
  background: linear-gradient(135deg, var(--primary), var(--accent-2));
  box-shadow: 0 0 12px rgba(0, 234, 255, 0.55);
}
.brand-sub {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}

.led-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 8px var(--primary), 0 0 14px rgba(0, 234, 255, 0.55);
  display: inline-block;
  animation: ledPulse 1.8s ease-in-out infinite;
}
.led-dot.green {
  background: var(--ok, #19f5a8);
  box-shadow: 0 0 8px var(--ok, #19f5a8), 0 0 14px rgba(25, 245, 168, 0.5);
}
@keyframes ledPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.45; transform: scale(0.78); }
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(8, 14, 26, 0.55);
  border: 1px solid rgba(25, 245, 168, 0.35);
  box-shadow:
    inset 0 0 0 1px rgba(0, 234, 255, 0.08),
    0 0 12px rgba(25, 245, 168, 0.18);
  font-family: var(--font-display);
  font-size: 10.5px;
  letter-spacing: 0.22em;
  font-weight: 700;
  color: var(--ok, #19f5a8);
  text-transform: uppercase;
}

/* ---- IP row ---- */
.meta-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  margin: 6px 2px 18px;
}
.meta-row .ip {
  color: var(--ok);
  font-weight: 600;
  letter-spacing: 0.04em;
}
.meta-row .live {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.meta-row .live::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 999px;
  background: var(--ok);
  box-shadow: 0 0 8px rgba(25, 245, 168, 0.7);
  animation: pulse 1.6s ease-in-out infinite;
}

/* ---- Tabs ---- */
.tab-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
  padding: 4px;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.45);
  margin-bottom: 18px;
  border: 1px solid rgba(0, 234, 255, 0.16);
}
.tab-bar .tab {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 10px 6px;
  border-radius: 9px;
  font-family: var(--font-display);
  font-size: 11.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  cursor: pointer;
  transition: background 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
}
.tab-bar .tab:hover { color: var(--text); }
.tab-bar .tab.active {
  background: linear-gradient(135deg, var(--primary), var(--accent-2));
  color: #04101a;
  box-shadow: 0 0 18px rgba(0, 234, 255, 0.35);
}
.tab-bar .tab svg { width: 14px; height: 14px; }
.tab-panes { display: none; animation: fade 0.25s ease; }
.tab-panes.active { display: block; }
@keyframes fade {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---- Step progress ---- */
.step-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 4px 0 16px;
}
.step {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 12px;
  border-radius: 11px;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(0, 234, 255, 0.18);
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--muted);
  transition: background 0.22s ease, border-color 0.22s ease, color 0.22s ease, box-shadow 0.22s ease;
}
.step .num {
  width: 24px; height: 24px;
  border-radius: 7px;
  display: grid; place-items: center;
  background: rgba(0, 234, 255, 0.12);
  color: var(--primary);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 12px;
  transition: background 0.22s ease, color 0.22s ease, box-shadow 0.22s ease;
}
.step.done .num {
  background: linear-gradient(135deg, var(--primary), var(--accent-2));
  color: #04101a;
  box-shadow: 0 0 12px rgba(0, 234, 255, 0.45);
}
.step.done {
  border-color: var(--primary);
  background: rgba(0, 234, 255, 0.06);
  color: var(--text);
}
.step.active {
  border-color: var(--primary);
  background: linear-gradient(135deg, rgba(0, 234, 255, 0.18), rgba(177, 76, 255, 0.18));
  color: var(--text);
  box-shadow: 0 0 0 1px rgba(0, 234, 255, 0.35), 0 0 22px rgba(0, 234, 255, 0.25);
}
.step.active .num {
  background: linear-gradient(135deg, var(--primary), var(--accent-2));
  color: #04101a;
  box-shadow: 0 0 14px rgba(0, 234, 255, 0.55);
  animation: step-pulse 1.6s ease-in-out infinite;
}
@keyframes step-pulse {
  0%, 100% { box-shadow: 0 0 14px rgba(0, 234, 255, 0.45); }
  50%      { box-shadow: 0 0 22px rgba(177, 76, 255, 0.65); }
}

/* ---- Field ---- */
.field {
  position: relative;
  margin-bottom: 14px;
}
.field input {
  font-family: var(--font-mono);
  font-size: 18px;
  padding: 22px 16px 14px;
  letter-spacing: 0.18em;
  text-align: center;
  text-transform: uppercase;
  border-radius: 12px;
}
.field .placeholder {
  position: absolute;
  left: 16px;
  top: 22px;
  font-family: var(--font-display);
  font-size: 11px;
  color: var(--muted);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  pointer-events: none;
  transition: top 0.18s ease, font-size 0.18s ease, color 0.18s ease;
}
.field input:focus + .placeholder,
.field input:not(:placeholder-shown) + .placeholder {
  top: 7px;
  font-size: 9px;
  color: var(--primary);
}
.scan-line {
  position: absolute;
  left: 16px; right: 16px; bottom: 14px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  opacity: 0;
  transition: opacity 0.2s ease;
}
.field input:focus ~ .scan-line { opacity: 1; }

.sub-label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 6px;
  letter-spacing: 0.06em;
}

.activate-btn {
  width: 100%;
  padding: 16px 18px;
  margin-top: 6px;
  font-size: 13.5px;
  letter-spacing: 0.18em;
}

.dual-buttons {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin-top: 8px;
}
.dual-buttons .secondary {
  background: rgba(20, 28, 44, 0.85);
  color: var(--text);
  border: 1px solid rgba(0, 234, 255, 0.25);
  padding: 14px 18px;
  border-radius: 12px;
  font-family: var(--font-display);
  letter-spacing: 0.12em;
  font-size: 11px;
  text-transform: uppercase;
  cursor: pointer;
}
.dual-buttons .secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.notice {
  margin-top: 18px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 11px;
  background: rgba(0, 234, 255, 0.06);
  border: 1px dashed rgba(0, 234, 255, 0.35);
  font-size: 12.5px;
  color: var(--muted);
  line-height: 1.6;
}
.notice strong {
  color: var(--primary);
  font-family: var(--font-display);
  letter-spacing: 0.14em;
  font-size: 11px;
}

/* ---- Result panel ---- */
.result-panel {
  margin-top: 18px;
  border-radius: 14px;
  border: 1px solid rgba(0, 234, 255, 0.25);
  padding: 18px;
  background: rgba(0, 234, 255, 0.04);
  display: none;
}
.result-panel.show { display: block; }
.result-panel.err {
  border-color: rgba(255, 93, 108, 0.5);
  background: rgba(255, 93, 108, 0.08);
}
.result-panel .row-head {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.1em;
  color: var(--ok);
}
.result-panel.err .row-head { color: #ff8a96; }
.result-panel .row-head svg { flex-shrink: 0; }
.result-panel .msg { margin-top: 8px; font-size: 13px; color: var(--text); }
.result-panel .grid {
  margin-top: 14px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 14px;
  font-size: 13px;
}
.result-panel .grid div span:first-child {
  display: block;
  color: var(--muted-2);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 2px;
  font-family: var(--font-display);
}

.tag-line {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-top: 10px;
}
.tag-line .chip {
  font-family: var(--font-display);
  font-size: 10.5px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(0, 234, 255, 0.4);
  background: rgba(0, 234, 255, 0.08);
  color: var(--primary);
}

/* ---- History table ---- */
.history-card {
  margin-top: 12px;
  border-radius: 12px;
  border: 1px solid rgba(0, 234, 255, 0.18);
  overflow: hidden;
}
.history-row {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr;
  padding: 12px 14px;
  font-size: 12px;
  font-family: var(--font-mono);
  color: var(--muted);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}
.history-row:first-child {
  background: rgba(0, 234, 255, 0.06);
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-family: var(--font-display);
  font-size: 11px;
  border-top: 0;
}
.history-empty {
  padding: 22px 14px;
  text-align: center;
  color: var(--muted);
  font-size: 13px;
}

.shield-tile {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: 11px;
  background: rgba(0, 234, 255, 0.06);
  border: 1px solid rgba(0, 234, 255, 0.25);
  margin-top: 12px;
  font-size: 12.5px;
  color: var(--text);
}
.shield-tile svg { flex-shrink: 0; color: var(--ok); }
.shield-tile-icon {
  filter: drop-shadow(0 0 6px rgba(0, 234, 255, 0.55))
          drop-shadow(0 0 12px rgba(177, 76, 255, 0.32));
  animation: shield-pulse 2.6s ease-in-out infinite;
}
@keyframes shield-pulse {
  0%, 100% { filter: drop-shadow(0 0 6px rgba(0, 234, 255, 0.45)) drop-shadow(0 0 12px rgba(177, 76, 255, 0.25)); }
  50%      { filter: drop-shadow(0 0 10px rgba(0, 234, 255, 0.75)) drop-shadow(0 0 18px rgba(177, 76, 255, 0.45)); }
}

/* ---- Server list (after activation) ---- */
.server-list {
  margin-top: 14px;
  padding: 14px;
  border-radius: 14px;
  border: 1px solid rgba(0, 234, 255, 0.28);
  background:
    linear-gradient(180deg, rgba(0, 234, 255, 0.04), rgba(177, 76, 255, 0.04)),
    rgba(6, 10, 18, 0.55);
  position: relative;
  overflow: hidden;
}
.server-list::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), var(--accent-2), transparent);
  opacity: 0.7;
}
.server-list.hidden { display: none; }
.server-list-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 10px;
}
.server-list-eyebrow {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--primary);
}
.server-list-count {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--muted);
  padding: 2px 8px;
  border: 1px solid var(--border-soft);
  border-radius: 999px;
  background: rgba(0, 234, 255, 0.06);
}
.server-list-empty {
  font-size: 12.5px;
  color: var(--muted);
  padding: 14px 4px 4px;
  text-align: center;
}
.server-list-empty.hidden { display: none; }

.server-item {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  margin-top: 8px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.32);
  border: 1px solid rgba(0, 234, 255, 0.18);
  transition: border-color 0.18s ease, background 0.18s ease, transform 0.12s ease;
}
.server-item:hover {
  border-color: var(--primary);
  background: rgba(0, 234, 255, 0.06);
  transform: translateX(2px);
}
.server-item-idx {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--primary);
  background: rgba(0, 234, 255, 0.1);
  border: 1px solid rgba(0, 234, 255, 0.25);
  border-radius: 6px;
  padding: 4px 0;
  text-align: center;
  letter-spacing: 0.08em;
}
.server-item-body { min-width: 0; }
.server-item-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.02em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.server-item-endpoint {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--primary);
  user-select: all;
}
.server-item-endpoint svg {
  width: 13px; height: 13px;
  flex-shrink: 0;
  opacity: 0.85;
}
.server-item-copy {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 11px;
  border-radius: 8px;
  border: 1px solid var(--border-soft);
  background: rgba(20, 28, 44, 0.85);
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: border-color 0.18s ease, color 0.18s ease, background 0.18s ease, box-shadow 0.18s ease, transform 0.12s ease;
  white-space: nowrap;
}
.server-item-copy svg { width: 13px; height: 13px; flex-shrink: 0; }
.server-item-copy:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(0, 234, 255, 0.08);
  box-shadow: 0 0 0 1px var(--border), 0 0 14px rgba(0, 234, 255, 0.25);
  transform: translateY(-1px);
}
.server-item-copy.copied {
  border-color: var(--ok);
  color: var(--ok);
  background: rgba(34, 197, 94, 0.12);
  box-shadow: 0 0 0 1px rgba(34, 197, 94, 0.45), 0 0 14px rgba(34, 197, 94, 0.3);
}

/* ---- Quick "view server list" link below activate button ---- */
.btn-server-list-link {
  margin-top: 10px;
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px dashed rgba(0, 234, 255, 0.35);
  background: transparent;
  color: var(--primary);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: border-color 0.18s ease, background 0.18s ease, color 0.18s ease, transform 0.12s ease;
}
.btn-server-list-link svg { width: 14px; height: 14px; }
.btn-server-list-link:hover {
  border-color: var(--primary);
  background: rgba(0, 234, 255, 0.06);
  color: #04101a;
  background: linear-gradient(135deg, var(--primary), var(--accent-2));
  transform: translateY(-1px);
}
.btn-server-list-link:active { transform: translateY(0); }

@media (max-width: 540px) {
  .server-item { grid-template-columns: 24px 1fr; row-gap: 8px; }
  .server-item-copy {
    grid-column: 1 / -1;
    justify-content: center;
  }
}

/* ---- Mitm CA cert download tile (client-side) ---- */
.cert-tile {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
  padding: 9px 11px 9px 10px;
  border-radius: 10px;
  border: 1px solid rgba(177, 76, 255, 0.3);
  background:
    linear-gradient(135deg, rgba(0, 234, 255, 0.05), rgba(177, 76, 255, 0.07)),
    rgba(8, 11, 20, 0.55);
  position: relative;
  overflow: hidden;
  transition: border-color 0.18s ease, box-shadow 0.18s ease;
}
.cert-tile::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 1px;
  background: linear-gradient(90deg, var(--primary), var(--accent-2), var(--primary));
  opacity: 0.7;
}
.cert-tile:hover {
  border-color: var(--accent-2);
  box-shadow: 0 0 0 1px rgba(177, 76, 255, 0.2), 0 0 18px rgba(177, 76, 255, 0.16);
}
.cert-tile.hidden { display: none; }

.cert-tile-icon {
  width: 28px; height: 28px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: linear-gradient(135deg, rgba(0, 234, 255, 0.18), rgba(177, 76, 255, 0.22));
  border: 1px solid rgba(0, 234, 255, 0.32);
  color: var(--primary);
  flex-shrink: 0;
}
.cert-tile-icon svg { width: 14px; height: 14px; }

.cert-tile-body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.cert-tile-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--text);
  text-transform: uppercase;
  display: flex;
  align-items: baseline;
  gap: 6px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cert-tile-name {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 10.5px;
  letter-spacing: 0;
  text-transform: none;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.cert-tile-meta {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  font-size: 10.5px;
  color: var(--muted);
  font-family: var(--font-mono);
  line-height: 1.3;
}
.cert-tile-sep { opacity: 0.5; }

.btn-cert-download {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 6px 10px;
  border-radius: 8px;
  border: 1px solid var(--accent-2);
  background: linear-gradient(135deg, var(--primary), var(--accent-2));
  color: #04101a;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
  transition: transform 0.12s ease, box-shadow 0.18s ease, filter 0.18s ease;
}
.btn-cert-download svg { width: 13px; height: 13px; }
.btn-cert-download:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.15), 0 4px 14px rgba(177, 76, 255, 0.4);
  filter: brightness(1.08);
}
.btn-cert-download:active { transform: translateY(0); }

@media (max-width: 420px) {
  .cert-tile { flex-wrap: wrap; }
  .btn-cert-download { flex: 1; justify-content: center; }
}

/* ---- Admin: Mitm Certificate pane ---- */
.mitm-cert-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 14px;
}
@media (max-width: 1100px) {
  .mitm-cert-grid { grid-template-columns: 1fr; }
}
.mitm-cert-card { padding: 18px; }
.mitm-cert-card-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.mitm-cert-card-head h3 {
  margin: 0;
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.mitm-cert-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(0, 234, 255, 0.15), rgba(177, 76, 255, 0.18));
  border: 1px solid rgba(0, 234, 255, 0.3);
  color: var(--primary);
  flex-shrink: 0;
}
.mitm-cert-icon svg { width: 20px; height: 20px; }
.mitm-cert-preview { margin-top: 14px; }
.mitm-cert-preview-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  gap: 12px;
  flex-wrap: wrap;
}

/* ---- Footer features ---- */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 22px;
  padding: 18px;
  border-radius: 16px;
  background: rgba(0, 0, 0, 0.35);
  border: 1px solid rgba(0, 234, 255, 0.16);
}
.feature {
  text-align: center;
  padding: 12px 8px;
}
.feature .icon {
  width: 38px; height: 38px;
  margin: 0 auto 8px;
  border-radius: 10px;
  background: linear-gradient(135deg, rgba(0, 234, 255, 0.18), rgba(177, 76, 255, 0.18));
  border: 1px solid rgba(0, 234, 255, 0.35);
  display: grid; place-items: center;
  color: var(--primary);
  box-shadow: 0 0 18px rgba(0, 234, 255, 0.2);
}
.feature h4 {
  font-size: 12px;
  letter-spacing: 0.14em;
  margin-bottom: 4px;
}
.feature p {
  font-size: 11.5px;
  color: var(--muted);
  line-height: 1.5;
}

/* ---- Announcement overlay ---- */
.announcement-overlay {
  position: fixed;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at top, rgba(0, 234, 255, 0.06), transparent 60%),
              rgba(2, 4, 8, 0.78);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 200;
  padding: 20px;
}
.announcement-overlay.show {
  display: flex;
  animation: ann-fade-in 0.22s ease;
}
.announcement-overlay.show .announcement-card {
  animation: ann-pop-in 0.28s cubic-bezier(.2, .9, .3, 1.2);
}
@keyframes ann-fade-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes ann-pop-in {
  from { opacity: 0; transform: translateY(12px) scale(0.96); }
  to   { opacity: 1; transform: translateY(0)    scale(1); }
}
.announcement-card {
  width: min(460px, 100%);
  background: linear-gradient(180deg, rgba(14, 18, 30, 0.96), rgba(8, 11, 20, 0.96));
  border-radius: 20px;
  padding: 0;
  border: 1px solid rgba(0, 234, 255, 0.28);
  box-shadow:
    0 0 0 1px rgba(0, 234, 255, 0.08) inset,
    0 24px 60px rgba(0, 0, 0, 0.55),
    0 0 80px rgba(0, 234, 255, 0.18);
  position: relative;
  overflow: hidden;
}
.announcement-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), var(--accent-2), transparent);
  opacity: 0.85;
}

.ann-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 22px 24px 16px;
  border-bottom: 1px solid var(--border-soft);
}
.ann-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(0, 234, 255, 0.18), rgba(177, 76, 255, 0.18));
  border: 1px solid rgba(0, 234, 255, 0.4);
  color: var(--primary);
  flex-shrink: 0;
  box-shadow: 0 0 24px rgba(0, 234, 255, 0.22);
}
.ann-icon svg { width: 22px; height: 22px; }
.ann-head-text { min-width: 0; }
.ann-eyebrow {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 4px;
}
.announcement-card h3 {
  font-size: 17px;
  letter-spacing: 0.02em;
  color: var(--text);
  line-height: 1.3;
  word-break: break-word;
}

.ann-body {
  padding: 18px 24px 6px;
}
.announcement-card .ann-body p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.65;
  color: var(--text);
  white-space: pre-wrap;
  max-height: 46vh;
  overflow-y: auto;
  padding-right: 4px;
}
.announcement-card .ann-body p::-webkit-scrollbar { width: 6px; }
.announcement-card .ann-body p::-webkit-scrollbar-thumb {
  background: rgba(0, 234, 255, 0.25);
  border-radius: 6px;
}
.ann-meta {
  margin-top: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--muted);
  flex-wrap: wrap;
}
.ann-meta #annPager {
  padding: 2px 8px;
  border: 1px solid var(--border-soft);
  border-radius: 999px;
  background: rgba(0, 234, 255, 0.06);
  color: var(--primary);
}

.ann-actions {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: flex-end;
  padding: 18px 24px 22px;
  border-top: 1px solid var(--border-soft);
  margin-top: 16px;
  flex-wrap: wrap;
}
.btn-ann {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 16px;
  min-height: 42px;
  border-radius: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.12s ease, border-color 0.18s ease,
              color 0.18s ease, background 0.18s ease,
              box-shadow 0.18s ease, filter 0.18s ease;
  white-space: nowrap;
}
.btn-ann svg { width: 16px; height: 16px; flex-shrink: 0; }
.btn-ann:active { transform: translateY(0); }

.btn-ann-close {
  background: rgba(20, 28, 44, 0.85);
  color: var(--text);
  border: 1px solid var(--border-soft);
}
.btn-ann-close:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(0, 234, 255, 0.08);
  box-shadow: 0 0 0 1px var(--border), 0 0 18px rgba(0, 234, 255, 0.22);
  transform: translateY(-1px);
}

.btn-ann-snooze {
  background: linear-gradient(135deg, var(--primary), var(--accent-2));
  color: var(--bg-0);
  border: 0;
  box-shadow: 0 0 0 1px rgba(0, 234, 255, 0.35), 0 0 24px rgba(0, 234, 255, 0.25);
}
.btn-ann-snooze:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
  box-shadow: 0 0 0 1px rgba(0, 234, 255, 0.55), 0 0 36px rgba(177, 76, 255, 0.35);
}

@media (max-width: 480px) {
  .ann-head { padding: 18px 18px 14px; gap: 12px; }
  .ann-icon { width: 40px; height: 40px; }
  .ann-body { padding: 16px 18px 4px; }
  .ann-actions { padding: 16px 18px 18px; flex-direction: column-reverse; align-items: stretch; }
  .btn-ann { width: 100%; }
}

.popup {
  position: fixed;
  left: 50%;
  top: 60px;
  transform: translate(-50%, -10px);
  padding: 14px 18px;
  border-radius: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  z-index: 300;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
  border: 1px solid var(--border);
  background: rgba(8, 12, 20, 0.95);
  max-width: min(420px, 92vw);
  text-align: center;
  white-space: pre-line;
}
.popup.show { opacity: 1; transform: translate(-50%, 0); }
.popup.err { border-color: rgba(255, 93, 108, 0.5); color: #ffd5db; }
.popup.ok { border-color: rgba(25, 245, 168, 0.5); color: #b3ffe1; }

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

@media (max-width: 540px) {
  .activate-shell { padding: 16px 12px 36px; }
  .features { grid-template-columns: 1fr; }
  .step { font-size: 10.5px; }
  .step .num { width: 22px; height: 22px; }
  .history-row { grid-template-columns: 1fr 1fr; }
}