:root {
  --ink: #18202f;
  --muted: #667085;
  --line: #d8dee8;
  --surface: #eef2f5;
  --panel: #ffffff;
  --accent: #16735b;
  --accent-dark: #0f5b47;
  --danger: #b42318;
  --gold: #b98227;
  --shadow: 0 16px 44px rgba(24, 32, 47, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(22, 115, 91, 0.08), transparent 34%),
    var(--surface);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button,
input,
select,
textarea {
  font: inherit;
}

button {
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  padding: 10px 14px;
  font-weight: 800;
  cursor: pointer;
}

button:disabled {
  opacity: 0.7;
  cursor: progress;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fafc;
  color: var(--ink);
  padding: 11px 12px;
  outline: 0;
}

textarea {
  resize: vertical;
  line-height: 1.5;
}

.hidden {
  display: none !important;
}

.eyebrow {
  margin: 0 0 7px;
  color: var(--accent);
  font-size: 0.76rem;
  font-weight: 850;
  text-transform: uppercase;
}

h1,
h2 {
  margin: 0;
}

h1 {
  font-size: 1.6rem;
  line-height: 1.1;
}

h2 {
  font-size: 1rem;
}

.muted,
.message,
label {
  color: var(--muted);
}

.message {
  min-height: 22px;
  margin: 10px 0 0;
  font-size: 0.86rem;
  font-weight: 700;
}

.legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.legal-links a {
  color: var(--accent-dark);
  font-size: 0.82rem;
  font-weight: 800;
  text-decoration: none;
}

.sidebar-links {
  border-top: 1px solid var(--line);
  padding-top: 14px;
}

.danger {
  color: var(--danger) !important;
}

.auth-view {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    linear-gradient(90deg, rgba(12, 27, 36, 0.88), rgba(12, 27, 36, 0.62)),
    url("https://images.unsplash.com/photo-1450101499163-c8848c66ca85?auto=format&fit=crop&w=2200&q=85") center/cover;
}

.auth-panel {
  width: min(1120px, 100%);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: var(--shadow);
  padding: 34px;
}

.hero-copy {
  display: grid;
  gap: 14px;
  margin-bottom: 26px;
}

.hero-copy h1 {
  max-width: 760px;
  font-size: clamp(2rem, 4.2vw, 4rem);
  line-height: 1.02;
}

.hero-text {
  max-width: 720px;
  margin: 0;
  color: #465466;
  font-size: 1.08rem;
  line-height: 1.55;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 6px;
}

.feature-grid span {
  border: 1px solid rgba(22, 115, 91, 0.22);
  border-radius: 8px;
  background: #f4faf7;
  color: var(--accent-dark);
  padding: 10px 12px;
  font-size: 0.86rem;
  font-weight: 820;
}

.auth-grid,
.workspace-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.auth-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 8px 22px rgba(24, 32, 47, 0.06);
  padding: 18px;
}

.sidebar .card,
.editor,
.preview-card,
.billing-panel {
  border-top: 3px solid rgba(22, 115, 91, 0.3);
}

form.card,
.editor {
  display: grid;
  gap: 12px;
}

.admin-login-card {
  margin-top: 12px;
  border-top: 3px solid var(--gold);
}

.admin-login-screen {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    linear-gradient(90deg, rgba(12, 27, 36, 0.86), rgba(12, 27, 36, 0.66)),
    url("https://images.unsplash.com/photo-1554224155-6726b3ff858f?auto=format&fit=crop&w=2000&q=85") center/cover;
}

.admin-login-screen .admin-login-card {
  width: min(460px, 100%);
  display: grid;
  gap: 14px;
  margin-top: 0;
}

.admin-login-screen .message {
  min-height: 26px;
  border-radius: 8px;
  background: #f8fafc;
  padding: 8px 10px;
}

.admin-home-link {
  color: var(--accent-dark);
  font-size: 0.84rem;
  font-weight: 850;
  text-decoration: none;
}

.admin-view {
  min-height: 100vh;
  background: #f5f7fa;
}

.admin-topbar {
  min-height: 92px;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: #ffffff;
  padding: 22px 28px;
  position: sticky;
  top: 0;
  z-index: 10;
}

.admin-shell {
  display: grid;
  gap: 18px;
  padding: 24px 28px;
}

.admin-summary {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

.admin-stat {
  display: grid;
  gap: 8px;
  min-height: 104px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 8px 22px rgba(24, 32, 47, 0.05);
  padding: 16px;
}

.admin-stat span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 780;
}

.admin-stat strong {
  color: var(--ink);
  font-size: 1.45rem;
}

.admin-companies {
  padding: 0;
  overflow: hidden;
}

.admin-plans {
  padding: 0;
  overflow: hidden;
}

.admin-section-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  padding: 18px;
}

.admin-table-wrap {
  overflow-x: auto;
}

.admin-table {
  width: 100%;
  min-width: 1120px;
  border-collapse: collapse;
}

.admin-table th,
.admin-table td {
  border-bottom: 1px solid var(--line);
  padding: 13px 14px;
  text-align: left;
  vertical-align: top;
}

.admin-table th {
  background: #f0f4f7;
  color: #475467;
  font-size: 0.76rem;
  text-transform: uppercase;
}

.admin-table td {
  font-size: 0.9rem;
}

.admin-table small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.76rem;
  word-break: break-word;
}

.status-ok,
.status-pending {
  width: max-content;
  border-radius: 999px;
  padding: 4px 8px;
  font-weight: 850;
}

.status-ok {
  background: #edf6f2;
  color: var(--accent-dark) !important;
}

.status-pending {
  background: #fff7e8;
  color: #9a5b00 !important;
}

.admin-plan-select {
  min-width: 150px;
  padding: 8px 10px;
}

.admin-delete-subscription {
  border-radius: 7px;
  background: #fff1f0;
  color: var(--danger);
  padding: 8px 10px;
  font-size: 0.78rem;
}

.admin-delete-subscription:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.admin-plan-editor {
  display: grid;
  gap: 10px;
  padding: 18px;
}

.admin-plan-form {
  display: grid;
  grid-template-columns: minmax(140px, 1fr) repeat(4, minmax(120px, 0.8fr)) auto;
  gap: 10px;
  align-items: end;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}

.admin-plan-form label {
  margin-top: 0;
}

.admin-plan-form small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
}

.app-view {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 390px minmax(0, 1fr);
}

.sidebar-collapsed .app-view {
  grid-template-columns: 52px minmax(0, 1fr);
}

.sidebar {
  height: 100vh;
  position: relative;
  overflow: auto;
  display: grid;
  align-content: start;
  gap: 18px;
  border-right: 1px solid var(--line);
  background: #fff;
  padding: 24px;
}

.sidebar-toggle {
  position: sticky;
  top: 0;
  z-index: 20;
  width: 36px;
  height: 36px;
  justify-self: end;
  border-radius: 50%;
  background: #edf6f2;
  color: var(--accent-dark);
  padding: 0;
  font-size: 1.2rem;
}

.sidebar-collapsed .sidebar {
  padding: 12px 8px;
  overflow: hidden;
}

.sidebar-collapsed .sidebar > *:not(.sidebar-toggle) {
  display: none;
}

.workspace {
  min-width: 0;
  height: 100vh;
  overflow: auto;
}

.topbar {
  min-height: 78px;
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  padding: 18px 24px;
  position: sticky;
  top: 0;
  z-index: 10;
}

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

.logout-icon {
  flex: 0 0 38px;
  width: 38px;
  height: 38px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  background: #fff1f0;
  color: var(--danger);
  padding: 0;
  font-size: 1rem;
  line-height: 1;
}

.top-actions .logout-icon {
  flex-grow: 0;
}

.mode-tabs {
  display: flex;
  gap: 4px;
  border-radius: 8px;
  background: #dfe6ed;
  padding: 4px;
}

.tab {
  min-width: 74px;
  background: transparent;
  color: var(--muted);
  padding: 8px 10px;
}

.tab.active {
  background: #fff;
  color: var(--ink);
  box-shadow: 0 4px 12px rgba(24, 32, 47, 0.1);
}

.workspace-grid {
  grid-template-columns: minmax(380px, 0.82fr) minmax(680px, 1.18fr) 54px;
  padding: 24px;
  margin-top: 0;
  align-items: start;
}

.wide-preview .workspace-grid {
  grid-template-columns: minmax(340px, 0.55fr) minmax(860px, 1.45fr) 54px;
}

.wide-preview .preview-card {
  max-height: none;
}

.billing-panel,
.settings-panel {
  margin: 18px 24px 0;
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
}

.billing-panel > div:first-child,
.settings-panel > div:first-child {
  margin-bottom: 12px;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.usage-row,
.plan-card,
.letter-item {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.usage-row {
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}

.plan-list,
.letter-list {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.billing-panel .plan-list {
  margin-top: 0;
}

.user-form {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.user-list {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.user-item {
  display: grid;
  gap: 3px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
}

.plan-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px;
}

.plan-card.active-plan {
  border-color: var(--accent);
  background: #f2faf6;
}

.plan-card button {
  padding: 8px 10px;
}

.current-plan {
  border-radius: 999px;
  background: #edf6f2;
  color: var(--accent-dark);
  padding: 7px 10px;
  font-size: 0.78rem;
  font-weight: 850;
}

.secondary {
  background: #e9eef3;
  color: var(--ink);
}

.remove-asset,
.letter-delete {
  width: max-content;
  border-radius: 7px;
  background: #fff1f0;
  color: var(--danger);
  padding: 7px 9px;
  font-size: 0.76rem;
}

.format-bar {
  display: flex;
  gap: 8px;
  justify-content: flex-end;
}

.format-button {
  width: 36px;
  min-height: 34px;
  border-radius: 7px;
  background: #edf6f2;
  color: var(--accent-dark);
  padding: 7px 9px;
}

.format-button.wide {
  width: auto;
  font-size: 0.82rem;
}

.voice-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: start;
}

.voice-status {
  min-height: 18px;
  margin: -6px 0 0;
  color: var(--muted);
  font-size: 0.78rem;
}

label {
  display: grid;
  gap: 7px;
  margin-top: 12px;
  font-size: 0.83rem;
  font-weight: 760;
}

.preview-card {
  overflow: auto;
  max-height: calc(100vh - 130px);
  padding: 16px;
}

.history-panel {
  min-height: 520px;
  padding: 0;
  overflow: hidden;
}

.history-toggle {
  width: 100%;
  height: 100%;
  min-height: 520px;
  border-radius: 8px;
  background: #edf6f2;
  color: var(--accent-dark);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}

.history-content {
  display: none;
  padding: 18px;
}

.history-panel:not(.collapsed) {
  width: 300px;
}

.history-panel:not(.collapsed) .history-toggle {
  height: auto;
  min-height: auto;
  writing-mode: horizontal-tb;
  transform: none;
  border-radius: 8px 8px 0 0;
}

.history-panel:not(.collapsed) .history-content {
  display: block;
}

.letter-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 9px;
}

.letter-open {
  min-width: 0;
  display: grid;
  justify-items: start;
  gap: 4px;
  text-align: left;
}

.preview-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.page-preview {
  width: 794px;
  max-width: 100%;
  min-height: 1123px;
  margin: 0 auto;
  overflow: hidden;
  background: #fffdf8;
  box-shadow: var(--shadow);
  position: relative;
}

.letterhead-img {
  width: 100%;
  max-height: 210px;
  display: block;
  object-fit: cover;
}

.letterhead-fallback {
  min-height: 112px;
  display: flex;
  align-items: center;
  padding: 28px 64px;
  border-bottom: 1px solid #e7e0d2;
  color: var(--accent-dark);
  font-size: 1.25rem;
  font-weight: 800;
}

.letter-content {
  padding: 52px 64px 72px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.02rem;
  line-height: 1.62;
}

.letter-meta {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 28px;
}

.recipient-block,
.subject-line {
  margin: 0 0 16px;
  white-space: pre-line;
}

.subject-line {
  margin-top: 20px;
}

.body-copy p {
  min-height: 1.62em;
  margin: 0;
  text-align: justify;
}

.body-copy .body-spacer {
  text-align: left;
}

.signature-block {
  position: relative;
  display: grid;
  justify-items: start;
  gap: 6px;
  margin-top: 32px;
  break-inside: avoid;
}

.signature-positioned {
  position: absolute;
  z-index: 5;
  margin: 0;
  padding: 8px 10px;
  border: 1px dashed rgba(22, 115, 91, 0.42);
  border-radius: 8px;
  background: transparent;
  cursor: move;
  touch-action: none;
}

.signature-positioned.is-dragging {
  border-color: var(--accent);
  box-shadow: 0 12px 28px rgba(22, 115, 91, 0.16);
}

.signature-handle {
  position: absolute;
  top: -15px;
  right: -15px;
  min-width: 48px;
  min-height: 28px;
  padding: 5px 8px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: 0.72rem;
}

.signature-img {
  max-width: 190px;
  max-height: 90px;
  object-fit: contain;
  mix-blend-mode: multiply;
}

.seal-img {
  max-width: 115px;
  max-height: 105px;
  object-fit: contain;
  mix-blend-mode: multiply;
}

.print-document {
  display: grid;
  place-items: start center;
  margin: 0;
  background: #fff;
}

@media print {
  body {
    background: #fff;
  }

  .auth-view,
  .sidebar,
  .topbar,
  .billing-panel,
  .editor,
  .workspace-grid > aside {
    display: none !important;
  }

  .app-view,
  .workspace,
  .workspace-grid,
  .preview-card {
    display: block;
    padding: 0;
    height: auto;
    overflow: visible;
  }

  .page-preview {
    width: 210mm;
    min-height: 297mm;
    box-shadow: none;
  }

  .letterhead-img {
    max-height: 44mm;
  }

  .letterhead-fallback {
    min-height: 30mm;
    padding: 8mm 18mm;
  }

  .letter-content {
    padding: 20mm 18mm 18mm;
    font-size: 10.6pt;
    line-height: 1.42;
  }

  .signature-positioned {
    border: 0;
    padding: 0;
    background: transparent;
  }

  .signature-handle {
    display: none;
  }

  @page {
    size: A4;
    margin: 0;
  }
}

@media (max-width: 980px) {
  .app-view,
  .auth-grid,
  .workspace-grid,
  .two-col {
    grid-template-columns: 1fr;
  }

  .sidebar,
  .workspace {
    height: auto;
  }

  .wide-preview .workspace-grid {
    grid-template-columns: 1fr;
  }

  .wide-preview .history-panel {
    display: block;
  }

  .history-panel,
  .history-panel:not(.collapsed) {
    width: 100%;
  }

  .history-toggle {
    min-height: 48px;
    writing-mode: horizontal-tb;
    transform: none;
  }

  .topbar {
    align-items: stretch;
    flex-direction: column;
  }

  .top-actions {
    justify-content: flex-start;
  }

  .admin-topbar {
    align-items: stretch;
    flex-direction: column;
  }

  .admin-summary {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .admin-plan-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .preview-card {
    max-height: none;
    overflow-x: auto;
  }

  .page-preview {
    width: 794px;
    max-width: none;
  }
}

@media (max-width: 640px) {
  .workspace-grid,
  .billing-panel,
  .sidebar,
  .topbar,
  .admin-shell,
  .admin-topbar {
    padding: 14px;
  }

  .admin-summary {
    grid-template-columns: 1fr;
  }

  .admin-plan-form {
    grid-template-columns: 1fr;
  }

  .top-actions button,
  .tab {
    flex: 1 1 44%;
  }

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