/* CORAZ Client Portal — brand tokens (dark-first) */
:root {
  --bg-root: #0A0A0F;
  --bg-surface: #16161F;
  --bg-elevated: #111118;
  --bg-card: #1A1A24;
  --text-primary: #F0F0F5;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --border: #1E1E2A;
  --border-focus: #E63946;
  --signature-red: #E63946;
  --signature-red-glow: rgba(230, 57, 70, 0.25);
  --client-accent: #EB2893;
  --client-accent-glow: rgba(235, 40, 147, 0.2);
  --gold: #D4A853;
  --success: #10B981;
  --font-display: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 150ms ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  font-family: var(--font-body);
  background: var(--bg-root);
  color: var(--text-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

/* --- Login page --- */
.login-container {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
}

.login-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 48px 40px;
  width: 100%;
  max-width: 400px;
  text-align: center;
}

.login-logo {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 4px;
}

.login-logo .red { color: var(--signature-red); }

.login-subtitle {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 36px;
}

.login-input {
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-root);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 15px;
  text-align: center;
  letter-spacing: 4px;
  transition: border-color var(--transition);
}

.login-input::placeholder {
  color: var(--text-muted);
  letter-spacing: 1px;
}

.login-input:focus {
  outline: none;
  border-color: var(--client-accent);
  box-shadow: 0 0 0 3px var(--client-accent-glow);
}

.login-btn {
  width: 100%;
  margin-top: 16px;
  padding: 14px;
  background: var(--signature-red);
  color: var(--text-primary);
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: filter var(--transition), box-shadow var(--transition);
}

.login-btn:hover {
  filter: brightness(1.1);
  box-shadow: 0 4px 20px var(--signature-red-glow);
}

.login-error {
  margin-top: 12px;
  font-size: 13px;
  color: var(--signature-red);
  opacity: 0;
  transition: opacity var(--transition);
}

.login-error.visible { opacity: 1; }

.login-footer {
  margin-top: 32px;
  font-size: 11px;
  color: var(--text-muted);
}

/* --- Dashboard --- */
.portal-shell {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.portal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-surface);
}

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

.portal-brand-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
}

.portal-brand-name .red { color: var(--signature-red); }

.portal-client-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--client-accent);
  background: var(--client-accent-glow);
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(235, 40, 147, 0.3);
}

.portal-nav {
  display: flex;
  gap: 8px;
  align-items: center;
}

.portal-nav a {
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.portal-nav a:hover,
.portal-nav a.active {
  color: var(--text-primary);
  background: var(--bg-elevated);
}

.portal-logout {
  font-size: 12px;
  color: var(--text-muted);
  background: none;
  border: 1px solid var(--border);
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-family: var(--font-body);
  transition: color var(--transition), border-color var(--transition);
}

.portal-logout:hover {
  color: var(--signature-red);
  border-color: var(--signature-red);
}

/* --- Main content area --- */
.portal-main {
  flex: 1;
  padding: 40px 32px;
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
}

.portal-welcome {
  margin-bottom: 40px;
}

.portal-welcome h1 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.portal-welcome p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
}

/* --- Document cards --- */
.doc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 20px;
  margin-bottom: 40px;
}

.doc-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: border-color var(--transition), box-shadow var(--transition);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: block;
}

.doc-card:hover {
  border-color: var(--client-accent);
  box-shadow: 0 4px 24px var(--client-accent-glow);
}

.doc-card-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--client-accent);
  margin-bottom: 10px;
}

.doc-card-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  line-height: 1.4;
}

.doc-card-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 16px;
}

.doc-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  color: var(--text-muted);
}

.doc-card-status {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.status-ready {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.status-pending {
  background: rgba(212, 168, 83, 0.15);
  color: var(--gold);
  border: 1px solid rgba(212, 168, 83, 0.3);
}

.status-action {
  background: var(--client-accent-glow);
  color: var(--client-accent);
  border: 1px solid rgba(235, 40, 147, 0.3);
}

/* --- Document viewer --- */
.doc-viewer {
  position: fixed;
  inset: 0;
  z-index: 100;
  background: var(--bg-root);
  display: flex;
  flex-direction: column;
}

.doc-viewer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--bg-surface);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.doc-viewer-title {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
}

.doc-viewer-actions {
  display: flex;
  gap: 8px;
}

.doc-viewer-btn {
  padding: 7px 16px;
  font-size: 12px;
  font-family: var(--font-mono);
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition);
}

.doc-viewer-btn:hover {
  color: var(--text-primary);
  border-color: var(--text-secondary);
  background: var(--bg-elevated);
}

.doc-viewer-btn.back {
  color: var(--text-secondary);
  border-color: rgba(230, 57, 70, 0.3);
  background: rgba(230, 57, 70, 0.08);
  letter-spacing: 0.3px;
  text-transform: none;
  font-family: var(--font-body);
  font-weight: 500;
}

.doc-viewer-btn.back:hover {
  color: var(--text-primary);
  border-color: var(--signature-red);
  background: rgba(230, 57, 70, 0.15);
  box-shadow: 0 0 16px var(--signature-red-glow);
}

.doc-viewer-frame {
  flex: 1;
  border: none;
  width: 100%;
  background: #fff;
}

/* --- E-signature section --- */
.esign-container {
  max-width: 640px;
  margin: 40px auto;
  padding: 0 24px;
}

.esign-box {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
}

.esign-box h2 {
  font-family: var(--font-display);
  font-size: 18px;
  margin-bottom: 20px;
}

.esign-field {
  margin-bottom: 20px;
}

.esign-field label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.esign-field input {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-root);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 15px;
}

.esign-field input:focus {
  outline: none;
  border-color: var(--signature-red);
}

.esign-checkbox {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 24px 0;
  cursor: pointer;
}

.esign-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--signature-red);
  flex-shrink: 0;
}

.esign-checkbox span {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.esign-submit {
  width: 100%;
  padding: 14px;
  background: var(--signature-red);
  color: var(--text-primary);
  border: none;
  border-radius: var(--radius-sm);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: filter var(--transition), box-shadow var(--transition);
}

.esign-submit:hover {
  filter: brightness(1.1);
  box-shadow: 0 4px 20px var(--signature-red-glow);
}

.esign-submit:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  filter: none;
  box-shadow: none;
}

.esign-success {
  text-align: center;
  padding: 40px 20px;
}

.esign-success h2 {
  color: var(--success);
  margin-bottom: 12px;
}

.esign-success p {
  color: var(--text-secondary);
  font-size: 14px;
}

/* --- Workflow page --- */
.workflow-container {
  padding: 40px 32px;
  max-width: 1000px;
  margin: 0 auto;
}

.workflow-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}

.workflow-subtitle {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 40px;
}

.workflow-tree {
  position: relative;
  padding-left: 0;
}

.wf-phase {
  position: relative;
  margin-bottom: 0;
}

.wf-node {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px 0;
  position: relative;
}

.wf-connector {
  position: absolute;
  left: 15px;
  top: 50px;
  bottom: -20px;
  width: 2px;
  background: var(--border);
}

.wf-node-dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-surface);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 14px;
  position: relative;
  z-index: 1;
}

.wf-node-dot.active {
  border-color: var(--signature-red);
  box-shadow: 0 0 12px var(--signature-red-glow);
}

.wf-node-dot.complete {
  border-color: var(--success);
  background: rgba(16, 185, 129, 0.1);
}

.wf-node-dot.pending {
  border-color: var(--text-muted);
}

.wf-node-body {
  flex: 1;
  padding-top: 4px;
}

.wf-node-title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
}

.wf-node-desc {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}

.wf-node-decisions {
  margin-top: 10px;
  padding-left: 16px;
  border-left: 2px solid var(--client-accent-glow);
}

.wf-decision {
  font-size: 12px;
  color: var(--client-accent);
  padding: 4px 0;
  font-family: var(--font-mono);
}

.wf-branch {
  margin-left: 48px;
  padding: 12px 0 12px 20px;
  border-left: 2px dashed var(--border);
}

.wf-branch-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 8px;
}

/* --- Footer --- */
.portal-footer {
  padding: 16px 32px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 11px;
  color: var(--text-muted);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .portal-header { padding: 12px 16px; flex-wrap: wrap; gap: 8px; }
  .portal-main { padding: 24px 16px; }
  .doc-grid { grid-template-columns: 1fr; }
  .login-card { padding: 32px 24px; }
  .portal-nav { display: none; }
}