:root {
  color-scheme: light;
  --bg: #f5f7fb;
  --panel: #ffffff;
  --text: #172033;
  --muted: #68758b;
  --line: #dce3ee;
  --primary: #1769e0;
  --primary-dark: #0f4ea8;
  --success: #12936a;
  --warn: #b7791f;
  --danger: #c63535;
  --ink: #0f172a;
  --soft: #edf3fb;
  --shadow: 0 18px 48px rgba(30, 48, 84, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    linear-gradient(135deg, rgba(23, 105, 224, 0.08), transparent 36%),
    linear-gradient(225deg, rgba(18, 147, 106, 0.08), transparent 42%),
    var(--bg);
  color: var(--text);
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  letter-spacing: 0;
}

button,
input,
select {
  font: inherit;
}

button {
  border: 0;
}

.hidden {
  display: none !important;
}

.app-shell {
  min-height: 100vh;
}

.login-view {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-panel {
  width: min(430px, 100%);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 32px;
  box-shadow: var(--shadow);
}

.brand-mark {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  background: var(--ink);
  color: #fff;
  border-radius: 8px;
  font-weight: 800;
}

.login-panel h1,
.topbar h2,
.section-heading h3 {
  margin: 0;
  line-height: 1.2;
}

.login-panel p,
.section-heading p {
  color: var(--muted);
  margin: 10px 0 0;
}

.login-form {
  margin-top: 28px;
  display: grid;
  gap: 12px;
}

label {
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
}

input,
select {
  width: 100%;
  height: 46px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--text);
  padding: 0 14px;
  outline: none;
}

input:focus,
select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(23, 105, 224, 0.14);
}

.code-input-row,
.inline-field {
  display: grid;
  grid-template-columns: 1fr 46px;
  gap: 8px;
}

#accessCode {
  direction: ltr;
  text-align: center;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.primary-button,
.soft-button,
.ghost-button,
.icon-button {
  min-height: 42px;
  border-radius: 8px;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, border 0.15s ease;
}

.primary-button {
  background: var(--primary);
  color: #fff;
  font-weight: 800;
  padding: 0 18px;
}

.primary-button:hover {
  background: var(--primary-dark);
}

.soft-button,
.ghost-button,
.icon-button {
  background: var(--soft);
  color: var(--ink);
  border: 1px solid var(--line);
  font-weight: 700;
  padding: 0 14px;
}

.ghost-button {
  background: transparent;
}

.icon-button {
  padding: 0;
}

button:active {
  transform: translateY(1px);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
  transform: none;
}

.error-text {
  min-height: 22px;
  color: var(--danger) !important;
  font-weight: 700;
}

.dashboard {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px 1fr;
}

.sidebar {
  background: #111827;
  color: #fff;
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.brand-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-row span {
  display: block;
  color: #a8b3c7;
  font-size: 13px;
}

.limit-box {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 8px;
  padding: 18px;
  background: rgba(255, 255, 255, 0.06);
}

.limit-box span,
.limit-box small {
  display: block;
  color: #b9c2d4;
}

.limit-box strong {
  display: block;
  font-size: 44px;
  line-height: 1;
  margin: 10px 0 4px;
}

.side-nav {
  display: grid;
  gap: 8px;
}

.side-nav button {
  text-align: right;
  color: #d9e2f2;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 12px 14px;
}

.side-nav button.active,
.side-nav button:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.12);
}

.sidebar .ghost-button {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.18);
  margin-top: auto;
}

.content {
  padding: 24px;
  display: grid;
  align-content: start;
  gap: 18px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.api-status {
  min-height: 30px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 4px 10px;
  background: #fff;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.api-status.ok {
  color: var(--success);
  border-color: rgba(18, 147, 106, 0.28);
  background: rgba(18, 147, 106, 0.08);
}

.api-status.bad {
  color: var(--danger);
  border-color: rgba(198, 53, 53, 0.28);
  background: rgba(198, 53, 53, 0.08);
}

.eyebrow {
  color: var(--success);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
  box-shadow: 0 10px 30px rgba(30, 48, 84, 0.06);
}

.purchase-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: minmax(240px, 1.5fr) minmax(190px, 1fr) 100px;
  gap: 14px;
  align-items: end;
}

.field {
  display: grid;
  gap: 8px;
}

.actions-row {
  display: flex;
  gap: 10px;
  grid-column: 1 / -1;
}

.domain-list {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 10px;
}

.domain-chip {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfcff;
  cursor: pointer;
}

.domain-chip.active {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(23, 105, 224, 0.12);
}

.domain-chip strong,
.domain-chip span {
  display: block;
}

.domain-chip span {
  color: var(--muted);
  margin-top: 4px;
  font-size: 13px;
}

.activation-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.history-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.history-tabs button {
  min-height: 38px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font-weight: 800;
  padding: 0 14px;
}

.history-tabs button.active {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

.activation-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 16px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 16px;
}

.activation-main {
  min-width: 0;
}

.activation-title {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.activation-title strong {
  direction: ltr;
  overflow-wrap: anywhere;
}

.activation-title .inline-copy-email-btn,
.activation-title .archive-inline-copy-email-btn {
  min-height: 30px;
  padding: 0 10px;
  font-size: 12px;
}

.badge {
  min-height: 24px;
  border-radius: 8px;
  padding: 3px 8px;
  background: var(--soft);
  color: var(--ink);
  font-size: 12px;
  font-weight: 800;
}

.badge.ok {
  background: rgba(18, 147, 106, 0.12);
  color: var(--success);
}

.badge.warn {
  background: rgba(183, 121, 31, 0.14);
  color: var(--warn);
}

.activation-meta {
  color: var(--muted);
  font-size: 13px;
  margin-top: 6px;
}

.code-box {
  margin-top: 12px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
}

.code-box input {
  direction: ltr;
  font-weight: 800;
}

.message-preview {
  width: 100%;
  margin-top: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcff;
  color: var(--text);
  padding: 10px 12px;
  text-align: right;
  line-height: 1.6;
  max-height: 76px;
  overflow: hidden;
}

.message-preview.empty {
  color: var(--muted);
}

.card-actions {
  display: flex;
  gap: 8px;
  align-items: start;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.48);
}

.message-modal {
  width: min(900px, 100%);
  max-height: min(760px, calc(100vh - 40px));
  display: grid;
  grid-template-rows: auto auto auto minmax(240px, 1fr);
  gap: 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
  box-shadow: var(--shadow);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.modal-header h3 {
  margin: 0;
}

.modal-header .icon-button {
  width: 42px;
  font-size: 24px;
}

.modal-code-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 8px;
}

.modal-code-row input {
  direction: ltr;
  font-weight: 800;
}

.message-body {
  min-height: 240px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.message-body pre {
  margin: 0;
  min-height: 240px;
  padding: 16px;
  white-space: pre-wrap;
  overflow: auto;
  color: var(--text);
  font-family: "Segoe UI", Tahoma, Arial, sans-serif;
  line-height: 1.6;
  direction: ltr;
}

.message-frame {
  width: 100%;
  height: 460px;
  border: 0;
  background: #fff;
}

.empty-message {
  padding: 18px;
  color: var(--muted);
}

.toast {
  position: fixed;
  inset-inline: 20px;
  bottom: 20px;
  max-width: 520px;
  margin-inline: auto;
  min-height: 42px;
  padding: 12px 16px;
  border-radius: 8px;
  background: #111827;
  color: #fff;
  box-shadow: var(--shadow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  text-align: center;
  font-weight: 700;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .dashboard {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
  }

  .purchase-grid {
    grid-template-columns: 1fr;
  }

  .topbar,
  .activation-card {
    grid-template-columns: 1fr;
    display: grid;
  }

  .card-actions,
  .actions-row {
    flex-wrap: wrap;
  }

  .modal-code-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .login-panel,
  .panel,
  .content,
  .sidebar {
    padding: 18px;
  }

  .code-box {
    grid-template-columns: 1fr;
  }

  .card-actions button,
  .actions-row button {
    flex: 1 1 140px;
  }
}