:root {
  --primary:    #1e3a5f;
  --primary-lt: #2b5282;
  --accent:     #3182ce;
  --success:    #276749;
  --warning:    #b7791f;
  --danger:     #c53030;
  --bg:         #f0f4f8;
  --surface:    #ffffff;
  --border:     #e2e8f0;
  --text:       #1a202c;
  --text-muted: #718096;
  --sidebar-w:  220px;
  --radius:     8px;
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14px;
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}

.hidden { display: none !important; }

/* ── Login ─────────────────────────────── */
.login-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  background: var(--bg);
}
.login-box {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 48px 56px;
  text-align: center;
  box-shadow: 0 4px 24px rgba(0,0,0,.08);
}
.login-logo { font-size: 28px; font-weight: 800; color: var(--primary); margin-bottom: 16px; }
.login-logo span { color: var(--accent); }
.login-box p { color: var(--text-muted); margin-bottom: 24px; }

/* ── App shell ──────────────────────────── */
.app {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  height: 100vh;
  overflow: hidden;
}

/* ── Sidebar ────────────────────────────── */
.sidebar {
  background: var(--primary);
  color: #e2e8f0;
  display: flex;
  flex-direction: column;
  padding: 0;
  overflow: hidden;
}
.sidebar-logo {
  font-size: 18px;
  font-weight: 800;
  padding: 24px 20px 20px;
  letter-spacing: .02em;
}
.sidebar-logo span { color: #63b3ed; }

.sidebar-nav { flex: 1; padding: 8px 0; }
.nav-link {
  display: block;
  padding: 10px 20px;
  color: #a0aec0;
  text-decoration: none;
  font-size: 14px;
  border-left: 3px solid transparent;
  transition: all .15s;
}
.nav-link:hover  { color: #fff; background: rgba(255,255,255,.06); }
.nav-link.active { color: #fff; border-left-color: #63b3ed; background: rgba(255,255,255,.08); }

.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,.1);
  font-size: 12px;
  color: #a0aec0;
}
.user-name { display: block; margin-bottom: 6px; font-weight: 600; color: #e2e8f0; }

/* ── Main ───────────────────────────────── */
#main {
  overflow-y: auto;
  padding: 28px 32px;
}

/* ── Page header ─────────────────────────── */
.page-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.page-header h1 { font-size: 20px; font-weight: 700; flex: 1; }

/* ── Filters ────────────────────────────── */
.filters {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 16px;
}
.filters select, .filters input[type=text] {
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: 13px;
  background: var(--surface);
  color: var(--text);
}
.filters input[type=text] { min-width: 200px; }

/* ── Table ──────────────────────────────── */
.table-wrap { overflow-x: auto; border-radius: var(--radius); box-shadow: 0 1px 4px rgba(0,0,0,.06); }
table { width: 100%; border-collapse: collapse; background: var(--surface); font-size: 13px; }
thead th {
  background: var(--primary);
  color: #fff;
  padding: 10px 12px;
  text-align: left;
  font-weight: 600;
  white-space: nowrap;
}
tbody tr { border-bottom: 1px solid var(--border); cursor: pointer; transition: background .1s; }
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: #ebf4ff; }
td { padding: 10px 12px; vertical-align: middle; }
td.muted { color: var(--text-muted); font-size: 12px; }

/* ── Badges ─────────────────────────────── */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 99px;
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
}
.badge-lead          { background: #e2e8f0; color: #4a5568; }
.badge-cold_email    { background: #bee3f8; color: #2c5282; }
.badge-erstgespraech { background: #c6f6d5; color: #22543d; }
.badge-materialien_nda { background: #feebc8; color: #7b341e; }
.badge-testing       { background: #fefcbf; color: #744210; }
.badge-co_development{ background: #b2f5ea; color: #234e52; }
.badge-aktiver_partner { background: #c6f6d5; color: #1a472a; font-weight: 700; }
.badge-partner       { background: #c6f6d5; color: #276749; }
.badge-adressbuch    { background: #e2e8f0; color: #4a5568; }
.badge-anwendung     { background: #ebf8ff; color: #2b6cb0; }
.badge-rohstoff      { background: #f0fff4; color: #276749; }
.badge-klebstoff     { background: #fff5f5; color: #c53030; }
.badge-lohnhersteller{ background: #fefcbf; color: #744210; }
.badge-institut      { background: #e9d8fd; color: #553c9a; }
.badge-verband       { background: #fed7d7; color: #822727; }

/* ── Weiterverfolgen dot ─────────────────── */
.dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; }
.dot-ja              { background: #48bb78; }
.dot-pausieren       { background: #ecc94b; }
.dot-nicht_relevant  { background: #fc8181; }
.dot-null            { background: #cbd5e0; }

/* ── Stars ──────────────────────────────── */
.stars { color: #d69e2e; font-size: 14px; cursor: pointer; white-space: nowrap; }
.stars .star-empty { color: #e2e8f0; }

/* ── Reminder warning ────────────────────── */
.reminder-soon { color: #c53030; font-weight: 600; }

/* ── Buttons ────────────────────────────── */
.btn-primary {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 9px 18px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background .15s;
}
.btn-primary:hover { background: var(--primary-lt); }

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
  transition: background .15s;
}
.btn-secondary:hover { background: var(--bg); }

.btn-danger {
  background: #fff5f5;
  color: var(--danger);
  border: 1px solid #fed7d7;
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 13px;
  cursor: pointer;
}
.btn-text {
  background: none;
  border: none;
  color: #a0aec0;
  font-size: 12px;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
}
.btn-text:hover { color: #fff; }

/* ── Detail page ─────────────────────────── */
.detail-header {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-bottom: 20px;
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
}
.detail-header-top {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 12px;
}
.detail-name { font-size: 22px; font-weight: 700; flex: 1; }
.detail-meta { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; color: var(--text-muted); font-size: 13px; }
.detail-meta a { color: var(--accent); }
.detail-actions { display: flex; gap: 8px; }

.detail-body {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 20px;
  align-items: start;
}

/* ── Cards ──────────────────────────────── */
.card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 1px 4px rgba(0,0,0,.06);
  margin-bottom: 16px;
}
.card h3 { font-size: 13px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: .05em; margin-bottom: 12px; }

.info-row { display: flex; justify-content: space-between; padding: 5px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.info-row:last-child { border-bottom: none; }
.info-row label { color: var(--text-muted); }
.info-row value, .info-row span:last-child { font-weight: 500; text-align: right; max-width: 60%; }

/* ── Pipeline selector ───────────────────── */
.pipeline { display: flex; flex-direction: column; gap: 4px; }
.pipeline-step {
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 12px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all .1s;
  color: var(--text-muted);
}
.pipeline-step:hover { background: var(--bg); }
.pipeline-step.active { border-color: var(--accent); color: var(--text); font-weight: 600; background: #ebf4ff; }

/* ── Tabs ───────────────────────────────── */
.tabs { display: flex; gap: 0; border-bottom: 2px solid var(--border); margin-bottom: 16px; }
.tab {
  padding: 10px 18px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all .15s;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--accent); border-bottom-color: var(--accent); }

/* ── Timeline ───────────────────────────── */
.timeline { display: flex; flex-direction: column; gap: 12px; }
.tl-item {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 14px 16px;
  border-left: 3px solid var(--border);
  box-shadow: 0 1px 3px rgba(0,0,0,.05);
}
.tl-item.tl-meeting  { border-left-color: var(--accent); }
.tl-item.tl-email    { border-left-color: #48bb78; }
.tl-item.tl-call     { border-left-color: #ed8936; }
.tl-item-header { display: flex; justify-content: space-between; margin-bottom: 6px; }
.tl-type { font-size: 12px; font-weight: 700; text-transform: uppercase; color: var(--text-muted); }
.tl-date { font-size: 12px; color: var(--text-muted); }
.tl-notes { font-size: 13px; white-space: pre-wrap; }
.tl-fields { margin-top: 10px; display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.tl-field { font-size: 12px; }
.tl-field label { display: block; color: var(--text-muted); font-size: 11px; }
.tl-participants { font-size: 12px; color: var(--text-muted); margin-top: 4px; }

/* ── Person list ─────────────────────────── */
.person-list { display: flex; flex-direction: column; gap: 8px; }
.person-item { font-size: 13px; }
.person-item .person-name { font-weight: 600; }
.person-item .person-email { color: var(--accent); font-size: 12px; }
.person-item .person-role  { color: var(--text-muted); font-size: 12px; }

/* ── Tech data ──────────────────────────── */
.tech-block { margin-bottom: 16px; }
.tech-block h4 { font-size: 12px; font-weight: 700; text-transform: uppercase; color: var(--text-muted); margin-bottom: 8px; letter-spacing: .04em; }
.tech-field { display: flex; gap: 8px; padding: 5px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.tech-field:last-child { border-bottom: none; }
.tech-field label { color: var(--text-muted); width: 180px; flex-shrink: 0; font-size: 12px; }

/* ── Modal ──────────────────────────────── */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 20px;
}
.modal {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 28px 32px;
  width: 100%;
  max-width: 640px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
}
.modal-close {
  position: absolute;
  top: 16px; right: 16px;
  background: none;
  border: none;
  font-size: 22px;
  cursor: pointer;
  color: var(--text-muted);
  line-height: 1;
}
.modal h2 { font-size: 17px; font-weight: 700; margin-bottom: 20px; }

/* ── Forms ──────────────────────────────── */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.form-grid .full { grid-column: 1 / -1; }
.form-group { display: flex; flex-direction: column; gap: 4px; }
.form-group label { font-size: 12px; font-weight: 600; color: var(--text-muted); }
.form-group input, .form-group select, .form-group textarea {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 13px;
  font-family: inherit;
  color: var(--text);
  transition: border-color .15s;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
}
.form-group textarea { resize: vertical; min-height: 80px; }

.form-section {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.form-section h3 {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: var(--text-muted);
  margin-bottom: 12px;
}
.form-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 20px; }

.checkbox-row { display: flex; align-items: center; gap: 8px; font-size: 13px; cursor: pointer; }
.checkbox-row input { width: auto; }

.team-checkboxes { display: flex; flex-wrap: wrap; gap: 8px; }
.team-checkbox { display: flex; align-items: center; gap: 4px; font-size: 13px; cursor: pointer; }

/* ── Empty state ─────────────────────────── */
.empty { text-align: center; padding: 60px 20px; color: var(--text-muted); }
.empty p { margin-top: 8px; font-size: 13px; }

/* ── Back link ──────────────────────────── */
.back-link { color: var(--text-muted); font-size: 13px; cursor: pointer; display: inline-flex; align-items: center; gap: 4px; margin-bottom: 16px; }
.back-link:hover { color: var(--accent); }