/* === Reitstunden-Dashboard — Briefbogen-Farbschema === */
:root {
    --braun: #6B4226;
    --gruen: #2E5339;
    --text: #333333;
    --grau: #888888;
    --hellgrau: #f5f5f5;
    --border: #e0e0e0;
    --weiss: #ffffff;
    --rot: #dc3545;
    --orange: #fd7e14;
    --erfolg: #2E5339;
}

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

body {
    font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
    color: var(--text);
    background: var(--hellgrau);
    font-size: 15px;
    line-height: 1.5;
}

/* === LAYOUT === */
.app {
    display: flex;
    min-height: 100vh;
}

/* === SIDEBAR === */
.sidebar {
    width: 240px;
    background: var(--weiss);
    border-right: 1px solid var(--border);
    padding: 20px 0;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    overflow-y: auto;
    z-index: 100;
}

.sidebar-header {
    padding: 0 20px 20px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-header img {
    height: 40px;
    width: auto;
}

.sidebar-header h1 {
    font-size: 14px;
    font-weight: 600;
    color: var(--braun);
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1.3;
}

.sidebar nav a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 20px;
    color: var(--text);
    text-decoration: none;
    font-size: 14px;
    transition: background 0.15s, color 0.15s;
}

.sidebar nav a:hover {
    background: var(--hellgrau);
    color: var(--braun);
}

.sidebar nav a.active {
    background: #f0ebe7;
    color: var(--braun);
    font-weight: 600;
    border-right: 3px solid var(--braun);
}

.sidebar nav a.primary-action {
    margin: 10px 15px;
    padding: 12px 20px;
    background: var(--braun);
    color: white;
    border-radius: 8px;
    font-weight: 600;
    justify-content: center;
}

.sidebar nav a.primary-action:hover {
    background: #5a3720;
    color: white;
}

.sidebar-divider {
    height: 1px;
    background: var(--border);
    margin: 8px 15px;
}

/* === HAUPTBEREICH === */
.main {
    flex: 1;
    margin-left: 240px;
    padding: 30px;
    min-height: 100vh;
}

.page-header {
    margin-bottom: 25px;
}

.page-header h2 {
    font-size: 22px;
    font-weight: 300;
    color: var(--braun);
    text-transform: uppercase;
    letter-spacing: 2px;
}

.page-header p {
    color: var(--grau);
    font-size: 14px;
    margin-top: 4px;
}

/* === KARTEN / WIDGETS === */
.widgets {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 15px;
    margin-bottom: 25px;
}

.widget {
    background: var(--weiss);
    border-radius: 10px;
    padding: 20px;
    border: 1px solid var(--border);
}

.widget-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gruen);
    font-weight: 600;
    margin-bottom: 6px;
}

.widget-value {
    font-size: 28px;
    font-weight: 300;
    color: var(--braun);
}

.widget-sub {
    font-size: 12px;
    color: var(--grau);
    margin-top: 2px;
}

/* === KARTE (allgemein) === */
.card {
    background: var(--weiss);
    border-radius: 10px;
    border: 1px solid var(--border);
    padding: 20px;
    margin-bottom: 20px;
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.card-header h3 {
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gruen);
    font-weight: 600;
}

/* === TABELLEN === */
table {
    width: 100%;
    border-collapse: collapse;
}

table th {
    text-align: left;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--gruen);
    font-weight: 600;
    padding: 8px 10px;
    border-bottom: 2px solid var(--braun);
}

table td {
    padding: 10px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

table tr:hover {
    background: #faf8f6;
}

table .text-right {
    text-align: right;
}

/* === FORMULARE === */
.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    color: var(--gruen);
    font-weight: 600;
    margin-bottom: 4px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 15px;
    font-family: inherit;
    color: var(--text);
    background: var(--weiss);
    transition: border-color 0.15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--braun);
    box-shadow: 0 0 0 2px rgba(107, 66, 38, 0.1);
}

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

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.form-row-3 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 15px;
}

/* === BUTTONS === */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 20px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.15s, transform 0.1s;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background: var(--braun);
    color: white;
}

.btn-primary:hover {
    background: #5a3720;
    color: white;
}

.btn-secondary {
    background: var(--hellgrau);
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-secondary:hover {
    background: #e8e8e8;
}

.btn-success {
    background: var(--gruen);
    color: white;
}

.btn-success:hover {
    background: #234228;
    color: white;
}

.btn-danger {
    background: var(--rot);
    color: white;
}

.btn-danger:hover {
    background: #b52d3a;
    color: white;
}

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

.btn-block {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
    font-size: 16px;
}

/* === BADGES === */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-offen { background: #fde8e8; color: var(--rot); }
.badge-versendet { background: #fff3e0; color: var(--orange); }
.badge-bezahlt { background: #e8f5e9; color: var(--gruen); }
.badge-storniert { background: #eee; color: #999; text-decoration: line-through; }

/* === FLASH MESSAGES === */
.flash {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
}

.flash-success {
    background: #e8f5e9;
    color: var(--gruen);
    border: 1px solid #c8e6c9;
}

.flash-error {
    background: #fde8e8;
    color: var(--rot);
    border: 1px solid #f5c6cb;
}

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

.search-bar input {
    flex: 1;
    padding: 10px 14px;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 14px;
    font-family: inherit;
}

.search-bar input:focus {
    outline: none;
    border-color: var(--braun);
}

/* === HILFSSTILE === */
.text-muted { color: var(--grau); }
.text-braun { color: var(--braun); }
.text-gruen { color: var(--gruen); }
.text-right { text-align: right; }
.text-center { text-align: center; }
.mt-10 { margin-top: 10px; }
.mt-20 { margin-top: 20px; }
.mb-10 { margin-bottom: 10px; }
.mb-20 { margin-bottom: 20px; }

.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--grau);
}

.empty-state p {
    font-size: 16px;
    margin-bottom: 15px;
}

.actions {
    display: flex;
    gap: 8px;
    align-items: center;
}