/* SOW Desk App — client-side MVP */
:root {
  --bg: #0b1220;
  --bg-elevated: #121a2b;
  --bg-card: #161f33;
  --border: #243049;
  --text: #e8eef9;
  --text-muted: #9aabc4;
  --accent: #3b82f6;
  --accent-hover: #2563eb;
  --accent-soft: rgba(59, 130, 246, 0.15);
  --success: #22c55e;
  --danger: #ef4444;
  --gold: #f59e0b;
  --radius: 10px;
  --font: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.app-header {
  border-bottom: 1px solid var(--border);
  background: rgba(11, 18, 32, 0.92);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 40;
}

.app-header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
}

.logo:hover { text-decoration: none; }

.logo-mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), #8b5cf6);
  display: grid;
  place-items: center;
  font-size: 0.7rem;
  font-weight: 800;
  color: #fff;
}

.header-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  align-items: center;
}

.badge-ea {
  font-size: 0.75rem;
  font-weight: 600;
  color: #93c5fd;
  background: var(--accent-soft);
  border: 1px solid rgba(59, 130, 246, 0.35);
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
}

.app-main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem 3rem;
  display: grid;
  grid-template-columns: minmax(300px, 420px) 1fr;
  gap: 1.5rem;
  align-items: start;
}

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

.panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.25rem 1.35rem;
}

.panel h2 {
  font-size: 1.05rem;
  margin-bottom: 0.35rem;
  letter-spacing: -0.01em;
}

.panel-sub {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-bottom: 1.15rem;
}

.form-grid {
  display: grid;
  gap: 0.9rem;
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

@media (max-width: 520px) {
  .form-row-2 { grid-template-columns: 1fr; }
}

label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 0.35rem;
}

input, select, textarea {
  width: 100%;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 0.6rem 0.75rem;
  font-family: inherit;
  font-size: 0.95rem;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

textarea {
  min-height: 120px;
  resize: vertical;
  line-height: 1.5;
}

textarea.tall { min-height: 160px; }

.hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.3rem;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.6rem 1rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  border: 1px solid transparent;
  cursor: pointer;
  font-family: inherit;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}

.btn:hover { text-decoration: none; }

.btn:disabled,
.btn:disabled:hover {
  opacity: 0.58;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
}

.btn-primary:hover { background: var(--accent-hover); color: #fff; }

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

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

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border-color: transparent;
}

.btn-ghost:hover { color: var(--text); background: var(--bg-elevated); }

.status-toast {
  font-size: 0.8rem;
  color: var(--success);
  min-height: 1.2em;
  margin-top: 0.6rem;
}

.preview-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
  align-items: center;
  justify-content: space-between;
}

.preview-toolbar h2 { margin: 0; }

.toolbar-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.preview-tabs {
  display: flex;
  gap: 0.35rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.5rem;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.9rem;
  padding: 0.45rem 0.85rem;
  border-radius: 6px;
  cursor: pointer;
  font-family: inherit;
}

.tab-btn.active {
  background: var(--accent-soft);
  color: #93c5fd;
}

.preview-pane { display: none; }
.preview-pane.active { display: block; }

.empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--text-muted);
}

.empty-state strong {
  display: block;
  color: var(--text);
  margin-bottom: 0.4rem;
  font-size: 1.05rem;
}

/* Document preview */
.doc {
  background: #f8fafc;
  color: #0f172a;
  border-radius: 10px;
  padding: 2rem 2.25rem;
  position: relative;
  overflow: hidden;
  min-height: 320px;
  box-shadow: inset 0 0 0 1px #e2e8f0;
}

.doc-watermark {
  position: absolute;
  top: 1rem;
  right: 1.25rem;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #94a3b8;
  background: #e2e8f0;
  padding: 0.25rem 0.55rem;
  border-radius: 4px;
  z-index: 2;
}

.doc-brand {
  font-size: 0.75rem;
  font-weight: 700;
  color: #64748b;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.doc h1 {
  font-size: 1.55rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.35rem;
  color: #0f172a;
}

.doc .meta {
  color: #64748b;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.doc h2 {
  font-size: 1.05rem;
  margin: 1.35rem 0 0.5rem;
  color: #1e293b;
  border-bottom: 1px solid #e2e8f0;
  padding-bottom: 0.35rem;
}

.doc p, .doc li {
  font-size: 0.925rem;
  color: #334155;
  margin-bottom: 0.5rem;
}

.doc ul {
  padding-left: 1.2rem;
  margin-bottom: 0.5rem;
}

.doc .investment {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  padding: 0.9rem 1rem;
  margin: 0.75rem 0;
}

.doc .investment strong {
  color: #1e40af;
  font-size: 1.1rem;
}

.email-draft {
  font-family: var(--font);
}

.email-draft .email-field {
  margin-bottom: 0.65rem;
  font-size: 0.9rem;
}

.email-draft .email-field span {
  color: #64748b;
  font-weight: 600;
  display: inline-block;
  min-width: 4rem;
}

.email-draft .email-body {
  margin-top: 1rem;
  white-space: pre-wrap;
  line-height: 1.6;
  color: #334155;
}

.app-footer {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.25rem 2rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.app-footer a { color: var(--text-muted); }
.app-footer a:hover { color: var(--text); }

/* Skip link (a11y) */
.skip-link {
  position: absolute;
  left: 1rem;
  top: -100%;
  z-index: 100;
  background: var(--accent);
  color: #fff;
  padding: 0.6rem 1rem;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
  outline: 2px solid #fff;
  outline-offset: 2px;
}

/* Print */
@media print {
  body { background: #fff; color: #000; }
  .app-header, .form-panel, .preview-toolbar, .preview-tabs, .app-footer, .no-print {
    display: none !important;
  }
  .app-main {
    display: block;
    max-width: none;
    padding: 0;
  }
  .preview-panel {
    border: none;
    padding: 0;
    background: transparent;
  }
  .preview-pane { display: none !important; }
  .preview-pane.active, .preview-pane.print-force { display: block !important; }
  .doc {
    box-shadow: none;
    padding: 0;
    background: #fff;
  }
  .doc-watermark {
    position: fixed;
    top: auto;
    bottom: 0.5in;
    right: 0.5in;
    color: #94a3b8;
    background: transparent;
    border: 1px solid #cbd5e1;
  }
}