:root {
  --bg: #fafaf9;
  --surface: #ffffff;
  --ink: #0a0a0a;
  --muted: #6b7280;
  --line: #e7e5e4;
  --accent: #0a0a0a;
  --accent-fg: #ffffff;
  --error: #b91c1c;
  --error-bg: #fef2f2;
  --success: #166534;
  --success-bg: #f0fdf4;
  --info-bg: #f5f5f4;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
[hidden] { display: none !important; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  font-feature-settings: 'cv11', 'ss01';
}

/* Brand */
.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.brand-dot {
  width: 10px; height: 10px;
  background: var(--ink);
  border-radius: 50%;
}
.brand-name { font-size: 16px; }
.env-tag {
  margin-left: 10px;
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  border: 1px solid var(--line);
  padding: 2px 8px;
  border-radius: 999px;
}

/* Auth */
.auth-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}
.auth-card {
  width: 100%;
  max-width: 380px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 32px;
}
.auth-card h1 {
  margin: 24px 0 4px;
  font-size: 24px;
  letter-spacing: -0.02em;
}
.muted { color: var(--muted); margin: 0 0 24px; font-size: 14px; }
.muted.small { font-size: 13px; margin: 0; }

label {
  display: block;
  margin-bottom: 14px;
}
label > span {
  display: block;
  font-size: 13px;
  font-weight: 500;
  margin-bottom: 6px;
}
input[type=text], input[type=password] {
  width: 100%;
  padding: 11px 12px;
  font-family: inherit;
  font-size: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  color: var(--ink);
  outline: none;
  transition: border-color 0.15s;
}
input[type=text]:focus, input[type=password]:focus {
  border-color: var(--ink);
}

.auth-card button[type=submit], .btn-primary {
  width: 100%;
  padding: 12px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  background: var(--ink);
  color: var(--accent-fg);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  margin-top: 6px;
  transition: opacity 0.15s;
}
.auth-card button[type=submit]:disabled { opacity: 0.5; cursor: not-allowed; }
.auth-card button[type=submit]:not(:disabled):hover { opacity: 0.9; }

.error {
  margin-top: 14px;
  padding: 10px 12px;
  background: var(--error-bg);
  color: var(--error);
  border-radius: 8px;
  font-size: 13px;
}

/* App */
.app-body {
  min-height: 100vh;
}
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}
.link-btn {
  background: none;
  border: none;
  color: var(--muted);
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  padding: 6px 8px;
}
.link-btn:hover { color: var(--ink); }

.app-main {
  max-width: 920px;
  margin: 40px auto;
  padding: 0 24px;
}

.generate-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 28px;
}
.generate-card h1 {
  margin: 0 0 6px;
  font-size: 22px;
  letter-spacing: -0.02em;
}
.generate-card .muted { margin-bottom: 18px; }

.form-row {
  display: flex;
  gap: 8px;
  align-items: stretch;
}
.form-row input[type=text] {
  flex: 1 1 auto;
  min-width: 0;
  width: auto;
  padding: 11px 14px;
  font-family: inherit;
  font-size: 14px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg);
  color: var(--ink);
}
.form-row input[type=text]:focus { outline: none; border-color: var(--ink); }
.form-row select {
  flex: 0 0 auto;
  padding: 11px 12px;
  font-family: inherit;
  font-size: 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--bg);
  color: var(--ink);
  cursor: pointer;
  min-width: 140px;
}
.form-row select:focus { outline: none; border-color: var(--ink); }
.form-row button[type=submit] {
  flex: 0 0 auto;
  width: auto;
  padding: 11px 22px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  background: var(--ink);
  color: var(--accent-fg);
  border: none;
  border-radius: 10px;
  cursor: pointer;
  white-space: nowrap;
  margin: 0;
  transition: opacity 0.15s;
}
.form-row button[type=submit]:disabled { opacity: 0.5; cursor: not-allowed; }
.form-row button[type=submit]:not(:disabled):hover { opacity: 0.9; }

.gen-status {
  margin-top: 14px;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13px;
}
.gen-status.info { background: var(--info-bg); color: var(--ink); }
.gen-status.success { background: var(--success-bg); color: var(--success); }
.gen-status.success a { color: var(--success); font-weight: 600; }
.gen-status.error { background: var(--error-bg); color: var(--error); }

.leads-section, .templates-section { margin-top: 40px; }
.section-head, .leads-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 8px;
}
.section-head h2, .leads-head h2 {
  margin: 0;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 600;
}
.templates-section .muted.small { margin-bottom: 14px; }
.inline-link { color: var(--ink); text-decoration: underline; text-decoration-color: var(--line); }
.inline-link:hover { text-decoration-color: var(--ink); }
code { background: var(--info-bg); padding: 1px 6px; border-radius: 4px; font-size: 12px; font-family: ui-monospace, 'SF Mono', Menlo, monospace; }

#add-template-form { margin: 12px 0 14px; }

.templates-list {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}
.templates-list > .muted { padding: 18px 20px; }
.template-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  border-bottom: 1px solid var(--line);
  gap: 16px;
}
.template-row:last-child { border-bottom: none; }
.template-info { min-width: 0; flex: 1; }
.template-name {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 2px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.template-slug {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 11px;
  font-weight: 400;
  color: var(--muted);
  background: var(--info-bg);
  padding: 1px 6px;
  border-radius: 4px;
}
.template-url {
  font-size: 12px;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.tpl-badge {
  display: inline-block;
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 10px;
  font-weight: 500;
  background: var(--info-bg);
  color: var(--ink-soft, var(--ink));
  padding: 1px 6px;
  border-radius: 4px;
  margin-left: 6px;
  vertical-align: middle;
  letter-spacing: 0;
}
.tpl-badge.tpl-html { color: var(--muted); }
.tpl-badge.tpl-good { background: var(--success-bg); color: var(--success); }
.tpl-badge.tpl-warn { background: #fef3c7; color: #854d0e; }
.tpl-badge.tpl-bad { background: var(--error-bg); color: var(--error); }

.modal {
  position: fixed; inset: 0;
  background: rgba(10, 10, 10, 0.4);
  display: grid; place-items: center;
  padding: 24px;
  z-index: 100;
}
.modal-card {
  background: var(--surface);
  border-radius: 16px;
  border: 1px solid var(--line);
  max-width: 720px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 24px;
}
.modal-card-wide { max-width: 880px; }
.btn-primary-sm {
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  padding: 7px 12px;
  background: var(--ink);
  color: var(--accent-fg);
  border: none;
  border-radius: 8px;
  cursor: pointer;
}
.btn-primary-sm:hover { opacity: 0.9; }

.export-bulk-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  margin: 14px 0 18px;
  padding: 12px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
}
.export-section-h {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  font-weight: 600;
  margin: 18px 0 8px;
}
.export-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 14px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  align-items: start;
}
.export-row:last-child { border-bottom: none; }
.export-row-label code {
  display: inline-block;
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 11px;
  background: var(--info-bg);
  padding: 2px 6px;
  border-radius: 4px;
  margin-bottom: 2px;
}
.export-row-hint {
  display: block;
  font-size: 11px;
  color: var(--muted);
}
.export-row-value {
  display: flex;
  gap: 6px;
  align-items: flex-start;
}
.export-val {
  flex: 1;
  font-family: inherit;
  font-size: 13px;
  padding: 6px 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--bg);
  color: var(--ink);
  resize: vertical;
  min-height: 28px;
}
.export-val:focus { outline: none; border-color: var(--ink); }
.export-setup {
  margin-top: 28px;
  padding: 16px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
}
.export-setup summary {
  cursor: pointer;
  font-weight: 600;
  font-size: 13px;
  list-style: none;
}
.export-setup summary::before {
  content: "▸ ";
  color: var(--muted);
  margin-right: 4px;
}
.export-setup[open] summary::before { content: "▾ "; }
.setup-list { padding-left: 22px; margin-top: 12px; font-size: 13px; line-height: 1.7; }
.setup-list code { font-size: 12px; }
.setup-fields {
  display: block;
  font-size: 11px;
  margin-top: 6px;
  padding: 8px 10px;
  background: var(--info-bg);
  border-radius: 6px;
  word-break: break-all;
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  white-space: normal;
}
.modal-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 6px;
}
.modal-head h3 { margin: 0; font-size: 18px; letter-spacing: -0.01em; }
.token-list {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
  margin: 12px 0;
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: 12px;
  line-height: 1.7;
  white-space: pre;
  overflow-x: auto;
}

.leads-list {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
}
.leads-list > .muted { padding: 24px; }
.lead-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  border-bottom: 1px solid var(--line);
  gap: 16px;
}
.lead-row:last-child { border-bottom: none; }
.lead-info { min-width: 0; flex: 1; }
.lead-name {
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 2px;
}
.lead-source {
  font-size: 12px;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.lead-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}
.btn-ghost {
  font-family: inherit;
  font-size: 12px;
  font-weight: 500;
  padding: 7px 12px;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--ink);
  border-radius: 8px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
.btn-ghost:hover { background: var(--bg); }

@media (max-width: 720px) {
  .app-header { padding: 14px 20px; }
  .app-main { margin: 24px auto; }
  .form-row { flex-direction: column; }
  .form-row select { min-width: 0; width: 100%; }
  .lead-row, .template-row { flex-direction: column; align-items: flex-start; }
}