/* ============================================================
   CRM – Custom Design (Dark Sidebar, Clean Cards)
   ============================================================ */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --sidebar-w: 200px;
    --sidebar-bg: #1a1a1a;
    --sidebar-text: #a3a3a3;
    --sidebar-active-bg: #2d2d2d;
    --sidebar-active-text: #fff;
    --bg: #f7f7f8;
    --card-bg: #fff;
    --border: #e5e5e5;
    --text: #1a1a1a;
    --text-secondary: #737373;
    --accent: #1a1a1a;
    --green: #22c55e;
    --green-bg: #f0fdf4;
    --blue: #3b82f6;
    --blue-bg: #eff6ff;
    --red: #ef4444;
    --red-bg: #fef2f2;
    --orange: #f97316;
    --orange-bg: #fff7ed;
    --gray: #6b7280;
    --gray-bg: #f3f4f6;
    --radius: 8px;
    --radius-lg: 12px;
}

html { font-size: 15px; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    color: var(--text);
    background: var(--bg);
    display: flex;
    min-height: 100vh;
    line-height: 1.5;
}

a { color: inherit; text-decoration: none; }

/* --- Sidebar --- */
.sidebar {
    width: var(--sidebar-w);
    min-height: 100vh;
    background: var(--sidebar-bg);
    color: var(--sidebar-text);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    padding: 16px 12px;
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0 8px 20px;
}

.sidebar-logo {
    width: 28px;
    height: 28px;
    background: #fff;
    color: #1a1a1a;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
}

.sidebar-title {
    font-weight: 600;
    font-size: 15px;
    color: #fff;
}

.sidebar-search {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    background: #2d2d2d;
    border-radius: 6px;
    font-size: 13px;
    color: #737373;
    margin-bottom: 20px;
    cursor: pointer;
}

.sidebar-search kbd {
    margin-left: auto;
    font-size: 11px;
    background: #404040;
    padding: 1px 5px;
    border-radius: 3px;
    color: #999;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 6px;
    font-size: 14px;
    color: var(--sidebar-text);
    transition: background 0.15s, color 0.15s;
}

.nav-item:hover { background: var(--sidebar-active-bg); color: #d4d4d4; }
.nav-item.active { background: var(--sidebar-active-bg); color: var(--sidebar-active-text); font-weight: 500; }
.nav-item.disabled { opacity: 0.4; pointer-events: none; }
.nav-item svg { flex-shrink: 0; }

/* --- Main Area --- */
.main-wrapper {
    margin-left: var(--sidebar-w);
    flex: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.page-header {
    padding: 12px 32px;
    border-bottom: 1px solid var(--border);
    background: var(--card-bg);
    font-size: 13px;
    color: var(--text-secondary);
}

.content {
    padding: 28px 32px;
    flex: 1;
}

/* --- Cards --- */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
}

.card-header {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
}

/* --- Stat Cards (Dashboard) --- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 28px;
}

.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
}

.stat-card-label {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.stat-card-value {
    font-size: 28px;
    font-weight: 700;
    line-height: 1.1;
}

.stat-card-sub {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* --- Page Title --- */
.page-title {
    margin-bottom: 4px;
}

.page-title h1 {
    font-size: 22px;
    font-weight: 700;
    line-height: 1.2;
}

.page-title p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.page-title-row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 24px;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    border: 1px solid var(--border);
    background: var(--card-bg);
    color: var(--text);
    cursor: pointer;
    transition: background 0.15s;
    text-decoration: none;
    line-height: 1.4;
}

.btn:hover { background: var(--gray-bg); }

.btn-primary {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}
.btn-primary:hover { background: #333; }

.btn-danger {
    background: var(--red);
    color: #fff;
    border-color: var(--red);
}
.btn-danger:hover { background: #dc2626; }

.btn-outline {
    background: transparent;
}

.btn-sm {
    padding: 5px 12px;
    font-size: 13px;
}

/* --- Tables --- */
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th {
    text-align: left;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.03em;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
}

.data-table td {
    padding: 14px 12px;
    border-bottom: 1px solid #f0f0f0;
    font-size: 14px;
    vertical-align: middle;
}

.data-table tbody tr:hover { background: #fafafa; }

.data-table td a { color: var(--text); }
.data-table td a:hover { text-decoration: underline; }

/* --- Badges --- */
.badge {
    display: inline-block;
    padding: 3px 10px;
    font-size: 12px;
    font-weight: 500;
    border-radius: 20px;
}

.badge-interessent { background: var(--blue-bg); color: var(--blue); }
.badge-kunde, .badge-aktiv { background: var(--green-bg); color: #16a34a; }
.badge-abgeschlossen { background: var(--gray-bg); color: var(--gray); }
.badge-lead { background: var(--gray-bg); color: var(--gray); }
.badge-inaktiv { background: var(--text); color: #fff; }

/* Deal-Stage Badges */
.badge-qualifiziert { background: var(--blue-bg); color: var(--blue); }
.badge-angebot { background: var(--orange-bg); color: var(--orange); }
.badge-verhandlung { background: #fef3c7; color: #d97706; }
.badge-gewonnen { background: var(--green-bg); color: #16a34a; }
.badge-verloren { background: var(--red-bg); color: var(--red); }

/* CalDAV Sync Badge */
.badge-sync { background: var(--green-bg); color: #16a34a; font-size: 11px; }
.badge-nosync { background: var(--gray-bg); color: var(--gray); font-size: 11px; }

/* --- Avatar --- */
.avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--gray-bg);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 16px;
    flex-shrink: 0;
    border: 2px solid var(--border);
}

.avatar-sm {
    width: 32px;
    height: 32px;
    font-size: 12px;
}

.avatar-lg {
    width: 64px;
    height: 64px;
    font-size: 22px;
}

/* --- Contact Detail Header --- */
.contact-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 24px;
}

.contact-header-info h1 {
    font-size: 24px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.contact-header-meta {
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 4px;
}

.contact-header-meta svg { flex-shrink: 0; }

.contact-header-actions {
    margin-left: auto;
    display: flex;
    gap: 8px;
}

/* --- Tabs --- */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
}

.tab {
    padding: 10px 20px;
    font-size: 14px;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: color 0.15s, border-color 0.15s;
}

.tab:hover { color: var(--text); }
.tab.active { color: var(--text); font-weight: 500; border-bottom-color: var(--text); }

/* --- Detail Grid --- */
.detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px 40px;
}

.detail-item label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 2px;
    font-weight: 500;
}

.detail-item span {
    font-size: 14px;
    color: var(--text);
}

/* --- Forms --- */
.form-section {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 20px;
}

.form-section-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    color: var(--text);
    background: var(--card-bg);
    transition: border-color 0.15s;
    outline: none;
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: #999;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #b0b0b0;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 24px;
}

/* --- Search Bar --- */
.search-bar {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.search-bar input[type="search"] {
    flex: 1;
    padding: 9px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    outline: none;
    background: var(--card-bg);
}

.search-bar input[type="search"]:focus { border-color: #999; }

.search-bar select {
    padding: 9px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    background: var(--card-bg);
    outline: none;
}

/* --- Tags --- */
.tag {
    display: inline-block;
    padding: 2px 8px;
    margin: 2px;
    font-size: 12px;
    border-radius: 4px;
    background: var(--gray-bg);
    color: var(--gray);
}

/* --- Error box --- */
.error-box {
    background: var(--red-bg);
    border: 1px solid #fecaca;
    border-radius: var(--radius);
    padding: 12px 16px;
    margin-bottom: 20px;
    color: #991b1b;
    font-size: 14px;
}

/* --- Dashboard columns --- */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* --- Activity list --- */
.activity-list {
    list-style: none;
}

.activity-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 0;
    border-bottom: 1px solid #f0f0f0;
    font-size: 13px;
}

.activity-item:last-child { border-bottom: none; }

.activity-type {
    font-size: 11px;
    color: var(--text-secondary);
    background: var(--gray-bg);
    padding: 2px 8px;
    border-radius: 3px;
    white-space: nowrap;
    min-width: 70px;
    text-align: center;
}

.activity-text { flex: 1; }
.activity-time { color: var(--text-secondary); font-size: 12px; white-space: nowrap; }

/* --- Empty state --- */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
    font-size: 14px;
}

/* --- Utility --- */
.text-secondary { color: var(--text-secondary); }
.text-sm { font-size: 13px; }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.flex { display: flex; }
.items-center { align-items: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }

/* --- Deal Pipeline (Kanban) --- */
.pipeline-board {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 12px;
    min-height: 400px;
}

.pipeline-column {
    background: var(--gray-bg);
    border-radius: var(--radius-lg);
    padding: 12px;
    min-width: 0;
}

.pipeline-column-header {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.pipeline-column-count {
    background: var(--card-bg);
    border-radius: 10px;
    padding: 1px 8px;
    font-size: 12px;
    color: var(--text-secondary);
}

.pipeline-card {
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 12px;
    margin-bottom: 8px;
    font-size: 13px;
}

.pipeline-card:last-child { margin-bottom: 0; }

.pipeline-card-title {
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 14px;
}

.pipeline-card-title a:hover { text-decoration: underline; }

.pipeline-card-meta {
    color: var(--text-secondary);
    font-size: 12px;
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.pipeline-card-value {
    display: inline-block;
    font-weight: 600;
    color: var(--text);
    background: var(--green-bg);
    padding: 1px 6px;
    border-radius: 4px;
    font-size: 12px;
    margin-bottom: 4px;
}

.pipeline-card-actions {
    display: flex;
    gap: 4px;
    margin-top: 8px;
    flex-wrap: wrap;
}

.pipeline-card-actions .btn-sm {
    padding: 3px 8px;
    font-size: 11px;
}

/* --- Meeting list --- */
.meeting-datetime {
    font-size: 13px;
    color: var(--text-secondary);
    white-space: nowrap;
    min-width: 120px;
}

.meeting-datetime strong {
    color: var(--text);
    display: block;
}

/* --- Sidebar Footer (Logout) --- */
.sidebar-footer {
    margin-top: auto;
    padding-top: 12px;
    border-top: 1px solid #333;
}

.sidebar-footer form { margin: 0; }

.nav-item-logout {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: 6px;
    font-size: 14px;
    color: var(--sidebar-text);
    background: none;
    border: none;
    width: 100%;
    cursor: pointer;
    text-align: left;
    font-family: inherit;
    transition: background 0.15s, color 0.15s;
}

.nav-item-logout:hover { background: var(--sidebar-active-bg); color: #d4d4d4; }

/* --- Login Page --- */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--sidebar-bg);
}

.login-card {
    background: #242424;
    border: 1px solid #333;
    border-radius: var(--radius-lg);
    padding: 40px 36px;
    width: 100%;
    max-width: 360px;
    text-align: center;
}

.login-logo {
    width: 44px;
    height: 44px;
    background: #fff;
    color: #1a1a1a;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 20px;
    margin: 0 auto 16px;
}

.login-title {
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 4px;
}

.login-subtitle {
    color: #737373;
    font-size: 14px;
    margin-bottom: 28px;
}

.login-card .form-group { text-align: left; }
.login-card .form-group label { color: #a3a3a3; }
.login-card input {
    background: #2d2d2d;
    border-color: #404040;
    color: #fff;
}
.login-card input:focus { border-color: #666; outline: none; }
.login-card .error-box { text-align: left; }

/* --- Responsive --- */
@media (max-width: 768px) {
    .sidebar { display: none; }
    .main-wrapper { margin-left: 0; }
    .content { padding: 16px; }
    .form-grid { grid-template-columns: 1fr; }
    .detail-grid { grid-template-columns: 1fr; }
    .dashboard-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: 1fr 1fr; }
    .contact-header { flex-wrap: wrap; }
    .contact-header-actions { margin-left: 0; width: 100%; }
    .pipeline-board { grid-template-columns: 1fr 1fr; }
}