/* ============================================
   AVIS Abrechnung - Stylesheet
   Modern, Clean, Responsive
   ============================================ */

:root {
    --primary: #16213e;
    --primary-light: #1a1a2e;
    --accent: #0f3460;
    --accent-hover: #533483;
    --success: #28a745;
    --danger: #dc3545;
    --warning: #ffc107;
    --info: #17a2b8;
    --light: #f8f9fa;
    --dark: #212529;
    --gray: #6c757d;
    --gray-light: #e9ecef;
    --border: #dee2e6;
    --shadow: 0 2px 8px rgba(0,0,0,0.1);
    --radius: 8px;
    --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, sans-serif;
}

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

body {
    font-family: var(--font);
    background: var(--light);
    color: var(--dark);
    line-height: 1.6;
    min-height: 100vh;
}

/* Navbar */
.navbar {
    background: var(--primary);
    color: white;
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
    height: 60px;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.nav-brand a {
    color: white;
    text-decoration: none;
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: 0.5px;
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    margin-left: auto;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: white;
    margin: 5px 0;
    transition: 0.3s;
}

.nav-menu {
    display: flex;
    list-style: none;
    margin-left: auto;
    gap: 0.25rem;
    align-items: center;
}

.nav-menu a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    padding: 0.5rem 0.9rem;
    border-radius: var(--radius);
    transition: all 0.2s;
    font-size: 0.9rem;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: white;
    background: rgba(255,255,255,0.15);
}

.nav-user {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: 1rem;
    padding-left: 1rem;
    border-left: 1px solid rgba(255,255,255,0.2);
}

.user-badge {
    color: rgba(255,255,255,0.7);
    font-size: 0.85rem;
}

.btn-logout {
    font-size: 0.8rem !important;
    opacity: 0.7;
}

.nav-lang {
    display: flex;
    align-items: center;
    gap: 4px;
    margin-left: 0.75rem;
    padding-left: 0.75rem;
    border-left: 1px solid rgba(255,255,255,0.2);
}

.lang-btn {
    color: rgba(255,255,255,0.5);
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 3px;
    transition: all 0.2s;
}

.lang-btn:hover {
    color: white;
    background: rgba(255,255,255,0.15);
}

.lang-active {
    color: white;
    background: rgba(255,255,255,0.25);
}

.login-lang-switch {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-bottom: 1.5rem;
}

.login-lang-switch .lang-btn {
    color: var(--gray);
    font-size: 0.85rem;
    padding: 4px 10px;
    border: 1px solid var(--border);
    border-radius: 4px;
}

.login-lang-switch .lang-btn:hover {
    color: var(--primary);
    background: var(--gray-light);
}

.login-lang-switch .lang-active {
    color: white;
    background: var(--primary);
    border-color: var(--primary);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem;
    min-height: calc(100vh - 120px);
}

/* Cards */
.card {
    background: white;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--gray-light);
}

.card-header h2 {
    font-size: 1.3rem;
    color: var(--primary);
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.page-header h1 {
    font-size: 1.6rem;
    color: var(--primary);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1.2rem;
    border: none;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
    line-height: 1.5;
}

.btn-primary { background: var(--accent); color: white; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-success { background: var(--success); color: white; }
.btn-success:hover { background: #218838; }
.btn-danger { background: var(--danger); color: white; }
.btn-danger:hover { background: #c82333; }
.btn-warning { background: var(--warning); color: var(--dark); }
.btn-secondary { background: var(--gray); color: white; }
.btn-secondary:hover { background: #5a6268; }
.btn-sm { padding: 0.3rem 0.7rem; font-size: 0.8rem; }
.btn-lg { padding: 0.7rem 1.8rem; font-size: 1rem; }
.btn-block { display: block; width: 100%; text-align: center; }

.btn-group {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1rem;
}

th, td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    background: var(--primary);
    color: white;
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

tr:hover { background: rgba(15, 52, 96, 0.04); }

.text-right { text-align: right; }
.text-center { text-align: center; }
.text-nowrap { white-space: nowrap; }

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.3rem;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--dark);
}

.form-control {
    width: 100%;
    padding: 0.6rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-family: var(--font);
    transition: border-color 0.2s;
    background: white;
}

.form-control:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(15, 52, 96, 0.15);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236c757d' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.8rem center;
    padding-right: 2.2rem;
}

textarea.form-control {
    resize: vertical;
    min-height: 80px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.form-inline {
    display: flex;
    gap: 0.75rem;
    align-items: flex-end;
    flex-wrap: wrap;
}

.form-inline .form-group {
    margin-bottom: 0;
}

/* Alerts */
.alert {
    padding: 0.8rem 1.2rem;
    border-radius: var(--radius);
    margin-bottom: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.95rem;
}

.alert-success { background: #d4edda; color: #155724; border-left: 4px solid var(--success); }
.alert-danger { background: #f8d7da; color: #721c24; border-left: 4px solid var(--danger); }
.alert-warning { background: #fff3cd; color: #856404; border-left: 4px solid var(--warning); }
.alert-info { background: #d1ecf1; color: #0c5460; border-left: 4px solid var(--info); }

.alert-close {
    background: none;
    border: none;
    font-size: 1.3rem;
    cursor: pointer;
    opacity: 0.5;
    color: inherit;
}

/* Dashboard Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: white;
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    text-align: center;
    border-top: 4px solid var(--accent);
}

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-card .stat-label {
    font-size: 0.85rem;
    color: var(--gray);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 0.3rem;
}

/* Status Badges */
.badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge-entwurf { background: var(--warning); color: var(--dark); }
.badge-abgeschlossen { background: var(--success); color: white; }
.badge-abgerechnet { background: var(--info); color: white; }
.badge-aktiv { background: var(--success); color: white; }
.badge-inaktiv { background: var(--gray); color: white; }

/* Checkbox-Liste (Positionen abhaken) */
.check-list {
    list-style: none;
}

.check-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--gray-light);
}

.check-list input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--accent);
}

.check-list .checked {
    text-decoration: line-through;
    opacity: 0.6;
}

/* Vorschau / Druck */
.vorschau-box {
    background: white;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.vorschau-box h2 {
    text-align: center;
    margin-bottom: 1.5rem;
    color: var(--primary);
}

.vorschau-address {
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: var(--light);
    border-radius: var(--radius);
}

.vorschau-summe {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 2px solid var(--primary);
    text-align: right;
    font-size: 1.2rem;
    font-weight: 700;
}

/* Login */
.login-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 70vh;
}

.login-box {
    background: white;
    padding: 2.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 400px;
}

.login-box h1 {
    text-align: center;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--gray);
}

.empty-state p {
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

/* Footer */
.footer {
    text-align: center;
    padding: 1rem;
    color: var(--gray);
    font-size: 0.8rem;
}

/* Summen-Zeile in Tabelle */
.sum-row td {
    font-weight: 700;
    border-top: 2px solid var(--primary);
    background: var(--light);
}

/* Filter-Bereich */
.filter-bar {
    background: white;
    padding: 1rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 1.5rem;
}

/* Zeilen-Tabelle (Projekt-Eingabe) */
.zeilen-table {
    font-size: 0.82rem;
}

.zeilen-table th {
    font-size: 0.7rem;
    padding: 0.3rem 0.2rem;
    text-align: left;
    vertical-align: bottom;
    line-height: 1.2;
}

.zeilen-table th[data-col],
.zeilen-table td[data-col] {
    text-align: center;
    padding-left: 0.05rem;
    padding-right: 0.05rem;
}

.zeilen-table td[data-col] .form-control {
    text-align: center;
    margin: 0 auto;
}

.zeilen-table th small {
    display: block;
    font-weight: 400;
    opacity: 0.8;
    font-size: 0.6rem;
}

.zeilen-table td {
    padding: 0.15rem 0.1rem;
    vertical-align: middle;
}

.zeilen-table .form-control {
    min-width: 0;
    padding: 0.25rem 0.3rem;
}

.zeilen-table .form-control {
    padding: 0.3rem 0.4rem;
    font-size: 0.82rem;
    border-radius: 4px;
}

.input-mini { width: 42px; text-align: center; background: var(--gray-light) !important; }
.input-xs { width: 50px; }
.input-sm { width: 65px; }
.input-md { width: 110px; }
.input-strasse { width: 360px; }
.input-num { width: 52px; text-align: right; }
.input-lg { width: 300px; }
.input-plz { width: 62px; }
.input-we { width: 42px; text-align: center; }
.input-meter { width: 60px; text-align: right; }

/* Toggle-Checkboxen gruen */
.toggle-check {
    width: 28px;
    height: 28px;
    cursor: pointer;
    accent-color: #28a745;
    border-radius: 4px;
}

.toggle-check:checked {
    outline: 2px solid #28a745;
    box-shadow: 0 0 6px rgba(40, 167, 69, 0.5);
}

/* Zeile mit mindestens einem Toggle aktiv */
tr:has(.toggle-check:checked) {
    background: rgba(40, 167, 69, 0.04);
}

/* Dynamische Listen (Auftraggeber-Projekte, Bauleiter) */
.dyn-list {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.dyn-row {
    display: flex;
    gap: 0.4rem;
    align-items: center;
}

.dyn-row .form-control {
    flex: 1;
}

.dyn-row .btn {
    flex-shrink: 0;
}

/* Preset-Buttons */
.preset-buttons {
    display: flex;
    gap: 0.4rem;
}

.btn-preset {
    padding: 0.4rem 1rem;
    border: 2px solid var(--accent);
    border-radius: var(--radius);
    background: white;
    color: var(--accent);
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-preset:hover {
    background: rgba(15, 52, 96, 0.1);
}

.btn-preset.active {
    background: var(--success);
    border-color: var(--success);
    color: white;
}

/* Versteckte Spalten */
.zeilen-table th.col-hidden,
.zeilen-table td.col-hidden {
    display: none;
}

/* Container breiter fuer Zeilen-Tabelle */
.container:has(.zeilen-table) {
    max-width: 80%;
    padding: 1rem 2rem;
}

/* Tooltip-Stil fuer Spaltenkoepfe */
.zeilen-table th[title] {
    cursor: help;
    position: relative;
}

.zeilen-table th[title]:hover {
    background: var(--accent-hover);
}

/* Print Styles */
@media print {
    .navbar, .footer, .btn, .no-print, .filter-bar { display: none !important; }
    .container { max-width: 100%; padding: 0; }
    .card { box-shadow: none; border: 1px solid #ccc; }
    body { background: white; }
    .vorschau-box { border: none; padding: 0; }
}

/* Responsive */
@media (max-width: 768px) {
    .nav-toggle { display: block; }

    .nav-menu {
        display: none;
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        background: var(--primary);
        flex-direction: column;
        padding: 1rem;
        gap: 0.25rem;
        box-shadow: var(--shadow);
    }

    .nav-menu.active { display: flex; }

    .nav-user {
        margin-left: 0;
        padding-left: 0;
        border-left: none;
        padding-top: 0.5rem;
        border-top: 1px solid rgba(255,255,255,0.2);
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .form-inline {
        flex-direction: column;
        align-items: stretch;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .btn-group {
        width: 100%;
    }

    .btn-group .btn {
        flex: 1;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .container {
        padding: 1rem;
    }
}