/* ============================================================
   CLIENT PORTAL — All .cp-* styles and portal overrides
   ============================================================
   Source: css/styles.css
   - Portal overlay (old): lines 281-301
   - Client portal: lines 954-979
   - CP theme system: lines 862-929
   ============================================================ */

/* ---------- Portal Overlay (Legacy) ---------- */
.portal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: #F8F9FA; z-index: 99999; overflow-y: auto; }
.portal-header { background: var(--navy); padding: 0.75rem 1.5rem; display: flex; justify-content: space-between; align-items: center; color: white; }
.portal-layout { display: flex; max-width: 1100px; margin: 0 auto; padding: 2rem 1rem; gap: 2rem; }
.portal-sidebar { width: 200px; flex-shrink: 0; }
.portal-sidebar a { display: block; padding: 0.5rem 0.75rem; color: #374151; font-size: 0.88rem; text-decoration: none; border-radius: 6px; margin-bottom: 0.25rem; }
.portal-sidebar a:hover, .portal-sidebar a.active { background: #EBF5FF; color: #1D4ED8; font-weight: 600; }
.portal-main { flex: 1; }
.portal-inv-card { background: white; border: 1px solid #E5E7EB; border-radius: 12px; padding: 1.25rem; margin-bottom: 1rem; position: relative; box-shadow: 0 1px 3px rgba(0,0,0,0.06); }
.portal-pay-btn { padding: 0.6rem 1.25rem; border-radius: 6px; font-weight: 700; font-size: 0.88rem; border: none; cursor: pointer; display: inline-flex; align-items: center; gap: 0.4rem; transition: transform 0.1s; }
.portal-pay-btn:hover { transform: translateY(-1px); }
.portal-pay-btn.stripe { background: #635BFF; color: white; }
.portal-pay-btn.zelle { background: #6D1ED4; color: white; }
@media (max-width: 768px) {
  .portal-layout { flex-direction: column; }
  .portal-sidebar { width: 100%; display: flex; gap: 0.5rem; flex-wrap: wrap; }
}

/* ---------- Client Portal (Refactored) ---------- */
#client-portal { display: none; }
.portal-layout { min-height: 100vh; background: var(--navy); }
.portal-header { background: var(--navy-light); border-bottom: 1px solid var(--navy-lighter); padding: 0.75rem 1.5rem; display: flex; justify-content: space-between; align-items: center; }
.portal-header h1 { font-family: 'Cinzel', serif; color: var(--gold); font-size: 1.1rem; }
.portal-nav { display: flex; gap: 0.5rem; flex-wrap: wrap; padding: 0.75rem 1.5rem; border-bottom: 1px solid var(--navy-lighter); background: var(--navy-light); }
.portal-nav-item { padding: 0.4rem 0.8rem; border-radius: 6px; font-size: 0.78rem; color: var(--gray-300); cursor: pointer; transition: all 0.2s; font-family: 'Inter', sans-serif; }
.portal-nav-item.active { background: var(--gold); color: var(--navy); font-weight: 600; }
.portal-nav-item:hover:not(.active) { background: var(--navy-lighter); color: var(--champagne); }
.portal-body { max-width: 900px; margin: 0 auto; padding: 1.5rem; }
.portal-section { display: none; }
.portal-section.active { display: block; }
.portal-card { background: var(--navy-light); border: 1px solid var(--navy-lighter); border-radius: 8px; padding: 1.25rem; margin-bottom: 1rem; }
.portal-card-title { font-family: 'Montserrat', sans-serif; font-weight: 600; color: var(--champagne); font-size: 0.92rem; margin-bottom: 0.75rem; }
.portal-empty { text-align: center; padding: 2rem; color: var(--gray-500); font-size: 0.85rem; }
.portal-badge { display: inline-block; padding: 0.15rem 0.5rem; border-radius: 4px; font-size: 0.68rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.3px; }
.portal-badge-active { background: rgba(34,197,94,0.15); color: #22C55E; }
.portal-badge-pending { background: rgba(245,158,11,0.15); color: #F59E0B; }
.portal-badge-completed { background: rgba(59,130,246,0.15); color: #3B82F6; }

/* =============================================
   CP THEME SYSTEM (source: lines 862-929)
   ============================================= */
/* Night mode (default) */
.cp-theme { --cp-bg: #0F1B2E; --cp-surface: #162035; --cp-surface-2: #1C2A45; --cp-border: #2A3A5C; --cp-text: #F1F5F9; --cp-text-2: #94A3B8; --cp-text-3: #64748B; --cp-accent: #D4AF37; --cp-accent-dim: #B8942E; --cp-green: #22C55E; --cp-red: #EF4444; --cp-blue: #3B82F6; --cp-yellow: #F59E0B; --cp-card-shadow: 0 2px 8px rgba(0,0,0,0.3); --cp-header-bg: #0B1422; }
/* Day mode */
.cp-theme.cp-day { --cp-bg: #F8FAFC; --cp-surface: #FFFFFF; --cp-surface-2: #F1F5F9; --cp-border: #E2E8F0; --cp-text: #0F172A; --cp-text-2: #475569; --cp-text-3: #94A3B8; --cp-accent: #B8942E; --cp-accent-dim: #9A7B24; --cp-green: #16A34A; --cp-red: #DC2626; --cp-blue: #2563EB; --cp-yellow: #D97706; --cp-card-shadow: 0 1px 4px rgba(0,0,0,0.08); --cp-header-bg: #FFFFFF; }
.cp-theme .cp-header { background: var(--cp-header-bg); border-bottom: 1px solid var(--cp-border); padding: 0.75rem 1.5rem; display: flex; justify-content: space-between; align-items: center; }
.cp-theme .cp-layout { display: flex; max-width: 1100px; margin: 0 auto; padding: 1.5rem 1rem; gap: 1.5rem; min-height: calc(100vh - 56px); background: var(--cp-bg); }
.cp-theme .cp-sidebar { width: 220px; flex-shrink: 0; }
.cp-theme .cp-sidebar-user { margin-bottom: 1.5rem; padding-bottom: 1rem; border-bottom: 1px solid var(--cp-border); }
.cp-theme .cp-nav-link { display: flex; align-items: center; gap: 0.6rem; padding: 0.6rem 0.75rem; color: var(--cp-text-2); font-size: 0.88rem; text-decoration: none; border-radius: 8px; margin-bottom: 0.2rem; cursor: pointer; transition: all 0.15s; font-weight: 500; }
.cp-theme .cp-nav-link:hover { background: var(--cp-surface-2); color: var(--cp-text); }
.cp-theme .cp-nav-link.active { background: var(--cp-accent); color: #0F172A; font-weight: 700; }
.cp-theme .cp-main { flex: 1; min-width: 0; }
.cp-theme .cp-card { background: var(--cp-surface); border: 1px solid var(--cp-border); border-radius: 12px; padding: 1.25rem; margin-bottom: 1rem; box-shadow: var(--cp-card-shadow); }
.cp-theme .cp-kpi { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 1rem; margin-bottom: 1.5rem; }
.cp-theme .cp-kpi-card { background: var(--cp-surface); border: 1px solid var(--cp-border); border-radius: 12px; padding: 1.25rem; box-shadow: var(--cp-card-shadow); }
.cp-theme .cp-kpi-label { font-size: 0.72rem; color: var(--cp-text-3); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 0.4rem; font-weight: 600; }
.cp-theme .cp-kpi-value { font-size: 1.6rem; font-weight: 700; line-height: 1.2; }
.cp-theme .cp-kpi-sub { font-size: 0.72rem; color: var(--cp-text-3); margin-top: 0.2rem; }
.cp-theme .cp-heading { font-size: 1.4rem; font-weight: 700; color: var(--cp-text); margin-bottom: 0.25rem; }
.cp-theme .cp-subheading { font-size: 0.88rem; color: var(--cp-text-2); margin-bottom: 1.5rem; }
.cp-theme .cp-section-title { font-weight: 700; color: var(--cp-text); margin-bottom: 1rem; font-size: 1rem; }
.cp-theme .cp-row { display: flex; justify-content: space-between; align-items: center; padding: 0.75rem 0; border-bottom: 1px solid var(--cp-border); }
.cp-theme .cp-row:last-child { border-bottom: none; }
.cp-theme .cp-badge { font-size: 0.68rem; padding: 0.15rem 0.5rem; border-radius: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.3px; }
.cp-theme .cp-inv-card { background: var(--cp-surface); border: 1px solid var(--cp-border); border-radius: 12px; padding: 1.25rem; margin-bottom: 1rem; position: relative; box-shadow: var(--cp-card-shadow); transition: border-color 0.15s; }
.cp-theme .cp-inv-card:hover { border-color: var(--cp-accent); }
.cp-theme .cp-pay-btn { padding: 0.6rem 1.25rem; border-radius: 8px; font-weight: 700; font-size: 0.85rem; border: none; cursor: pointer; display: inline-flex; align-items: center; gap: 0.4rem; transition: all 0.15s; }
.cp-theme .cp-pay-btn:hover { transform: translateY(-1px); filter: brightness(1.1); }
.cp-theme .cp-pay-btn.stripe { background: #635BFF; color: white; }
.cp-theme .cp-pay-btn.zelle { background: #6D1ED4; color: white; }
.cp-theme .cp-btn-outline { padding: 0.5rem 1rem; border-radius: 8px; font-weight: 600; font-size: 0.82rem; border: 1px solid var(--cp-border); background: var(--cp-surface); color: var(--cp-text); cursor: pointer; transition: all 0.15s; }
.cp-theme .cp-btn-outline:hover { border-color: var(--cp-accent); color: var(--cp-accent); }
.cp-theme .cp-table { width: 100%; border-collapse: collapse; }
.cp-theme .cp-table th { padding: 0.6rem 1rem; text-align: left; font-size: 0.72rem; color: var(--cp-text-3); text-transform: uppercase; letter-spacing: 0.5px; background: var(--cp-surface-2); font-weight: 600; }
.cp-theme .cp-table td { padding: 0.75rem 1rem; border-bottom: 1px solid var(--cp-border); color: var(--cp-text); font-size: 0.88rem; }
.cp-theme .cp-toggle { padding: 0.35rem 0.75rem; border-radius: 6px; border: 1px solid var(--cp-border); background: var(--cp-surface); color: var(--cp-text-2); font-size: 0.72rem; cursor: pointer; transition: all 0.2s; }
.cp-theme .cp-toggle:hover { border-color: var(--cp-accent); }
@media (max-width: 768px) {
  .cp-theme .cp-header { padding: 0.6rem 0.75rem; flex-wrap: wrap; gap: 0.5rem; }
  .cp-theme .cp-layout { flex-direction: column; padding: 0.75rem 0.5rem; gap: 0.75rem; }
  .cp-theme .cp-sidebar { width: 100%; display: flex; gap: 0.35rem; flex-wrap: wrap; border-bottom: 1px solid var(--cp-border); padding-bottom: 0.65rem; margin-bottom: 0.25rem; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .cp-theme .cp-sidebar-user { display: none; }
  .cp-theme .cp-nav-link { padding: 0.55rem 0.7rem; font-size: 0.78rem; white-space: nowrap; min-height: 38px; display: flex; align-items: center; }
  .cp-theme .cp-main { min-width: 0; }
  .cp-theme .cp-heading { font-size: 1.15rem; }
  .cp-theme .cp-kpi { grid-template-columns: repeat(2, 1fr); gap: 0.65rem; }
  .cp-theme .cp-kpi-card { padding: 0.85rem; }
  .cp-theme .cp-kpi-value { font-size: 1.25rem; }
  .cp-theme .cp-card { padding: 1rem; border-radius: 10px; }
  .cp-theme .cp-inv-card { padding: 1rem; border-radius: 10px; }
  .cp-theme .cp-pay-btn { padding: 0.65rem 1rem; font-size: 0.82rem; width: 100%; justify-content: center; min-height: 44px; }
  .cp-theme .cp-btn-outline { width: 100%; text-align: center; min-height: 44px; display: flex; align-items: center; justify-content: center; }
  .cp-theme .cp-table { font-size: 0.78rem; display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .cp-theme .cp-table th { padding: 0.5rem 0.6rem; font-size: 0.65rem; white-space: nowrap; }
  .cp-theme .cp-table td { padding: 0.6rem 0.6rem; font-size: 0.78rem; }
  .cp-theme .cp-toggle { min-height: 38px; display: flex; align-items: center; }
}
@media (max-width: 600px) {
  .cp-theme .cp-header-phone { display: none; }
}
@media (max-width: 400px) {
  .cp-theme .cp-kpi { grid-template-columns: 1fr; }
  .cp-theme .cp-header { padding: 0.5rem; }
  .cp-theme .cp-layout { padding: 0.5rem 0.35rem; }
  .cp-theme .cp-heading { font-size: 1rem; }
  .cp-theme .cp-portal-badge { display: none; }
}

/* ---------- Documents & Files List ---------- */
.cp-file-list { display: flex; flex-direction: column; gap: 0.25rem; }
.cp-file-item { display: flex; align-items: center; gap: 0.5rem; padding: 0.3rem 0.4rem; border-radius: 6px; transition: background 0.15s; }
.cp-file-item:hover { background: var(--cp-surface-2, rgba(255,255,255,0.04)); }
.cp-file-icon { font-size: 1.1rem; flex-shrink: 0; width: 28px; text-align: center; }
.cp-file-thumb { display: block; width: 40px; height: 40px; border-radius: 4px; overflow: hidden; flex-shrink: 0; background: var(--cp-surface-2, #1C2A45); }
.cp-file-thumb img { width: 100%; height: 100%; object-fit: cover; }
.cp-file-info { flex: 1; min-width: 0; }
.cp-file-name { font-size: 0.78rem; color: var(--cp-text, #F1F5F9); font-weight: 500; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.cp-file-type { font-size: 0.65rem; color: var(--cp-text-3, #64748B); }
.cp-file-link { display: flex; align-items: center; justify-content: center; width: 28px; height: 28px; border-radius: 6px; background: var(--cp-surface-2, rgba(255,255,255,0.06)); color: var(--cp-accent, #D4AF37); text-decoration: none; font-size: 0.85rem; font-weight: 700; flex-shrink: 0; transition: background 0.15s; }
.cp-file-link:hover { background: var(--cp-accent, #D4AF37); color: #0F172A; }