:root {
    --pr-blue-dark: #162a45;
    --pr-blue: #20497a;
    --pr-blue-light: #295fa3;
    --pr-bg: #181f2b;
    --pr-bg-card: #222e44;
    --pr-bg-footer: #192334;
    --pr-border: #27406a;
    --pr-text: #e3eaf7;
    --pr-text-muted: #8ca0c7;
    --pr-accent: #28a5e8;
    --pr-shadow: 0 2px 16px rgba(10,20,40,0.15);
    --pr-radius: 1rem;
}
body {
    background: var(--pr-bg);
    color: var(--pr-text);
    font-family: 'Inter', 'Segoe UI', Arial, sans-serif;
}
.navbar-main {
    background: linear-gradient(90deg, var(--pr-blue-dark) 70%, var(--pr-blue-light));
    border-bottom: 1px solid var(--pr-border);
}
.navbar-main .navbar-brand, .navbar-main .nav-link, .navbar-main .dropdown-item {
    color: var(--pr-text) !important;
}
.navbar-main .nav-link.active,
.navbar-main .nav-link:focus, .navbar-main .nav-link:hover {
    color: var(--pr-accent) !important;
}
.navbar-main .dropdown-menu {
    background: var(--pr-bg-card);
    box-shadow: var(--pr-shadow);
    border-radius: var(--pr-radius);
    border: 1px solid var(--pr-border);
}
.navbar-main .dropdown-item {
    color: var(--pr-text) !important;
}
.navbar-main .dropdown-item:hover, .navbar-main .dropdown-item:focus {
    background: var(--pr-blue) !important;
    color: var(--pr-accent) !important;
}
.profile-icon i {
    font-size: 1.5rem;
}
.container-box {
    background: var(--pr-bg-card);
    box-shadow: var(--pr-shadow);
    border-radius: var(--pr-radius);
    padding: 2rem;
    margin-top: 2rem;
    margin-bottom: 2rem;
    border: 1px solid var(--pr-border);
}
.card {
    background: var(--pr-bg-footer);
    color: var(--pr-text);
    border-radius: var(--pr-radius);
    box-shadow: var(--pr-shadow);
    border: 1px solid var(--pr-border);
}
.btn-primary {
    background: var(--pr-blue-light);
    border: none;
    color: #fff;
}
.btn-primary:hover {
    background: var(--pr-accent);
    color: #fff;
}
.btn-outline-primary {
    border-color: var(--pr-accent);
    color: var(--pr-accent);
}
.btn-outline-primary:hover {
    background: var(--pr-accent);
    color: #fff;
}
.table {
    color: var(--pr-text);
    background: var(--pr-bg-card);
    border-radius: var(--pr-radius);
    border-collapse: separate;
    border-spacing: 0;
}
.table th, .table td {
    border-color: var(--pr-border) !important;
    vertical-align: middle;
}
.table thead th {
    background: var(--pr-blue-dark);
    color: var(--pr-accent);
    border-bottom: 2px solid var(--pr-accent);
}
.form-control, .form-select {
    background: var(--pr-bg-footer);
    color: var(--pr-text);
    border-radius: .5rem;
    border: 1px solid var(--pr-border);
}
.form-control:focus {
    background: var(--pr-bg-footer);
    color: var(--pr-text);
    border-color: var(--pr-accent);
    box-shadow: 0 0 0 0.2rem rgba(40, 165, 232, 0.15);
}
::placeholder {
    color: var(--pr-text-muted);
    opacity: 1;
}
hr { border-color: var(--pr-border); }
.footer {
    background: var(--pr-bg-footer);
    color: var(--pr-text-muted);
    border-top: 1px solid var(--pr-border);
    padding: 1.2rem 0 1.2rem 0;
    margin-top: 2rem;
    text-align: center;
    font-size: 0.96rem;
    letter-spacing: 0.03em;
}
@media (max-width: 767px) {
    .container-box { padding: 1rem; }
    .navbar-main .navbar-brand { font-size: 1rem; }
    .profile-icon i { font-size: 1.2rem; }
    .footer { font-size: 0.90rem; }
}
/* Profil- und generelle Tabellen-Darstellung im Darkmode */
.container-box .table {
    background: transparent !important;
    color: var(--pr-text);
    border-radius: var(--pr-radius);
    overflow: hidden;
    margin-bottom: 0;
}
.container-box .table th, 
.container-box .table td {
    background: transparent !important;
    color: var(--pr-text);
    border-top: 1px solid var(--pr-border);
}
.container-box .table tr:first-child th,
.container-box .table tr:first-child td {
    border-top: none;
}
.container-box .table th {
    width: 200px;
    font-weight: 600;
    color: var(--pr-accent);
    background: transparent !important;
    border-right: 1px solid var(--pr-border);
}
.container-box .table td {
    background: transparent !important;
}
.alert-info {
    background: var(--pr-blue-dark) !important;
    border-color: var(--pr-accent) !important;
    color: var(--pr-text) !important;
}

/* Sendezeiten Tabelle Optik */
.table.sendezeiten thead th {
    background: var(--pr-bg-footer, #24365a);
    color: var(--pr-accent, #53b3f8);
    border-bottom: 2px solid var(--pr-accent, #53b3f8);
    font-weight: 600;
    font-size: 1.09em;
}

.table.sendezeiten tbody td {
    vertical-align: middle;
    min-width: 90px;
    padding: 0.48rem 0.7rem;
    font-size: 1.05em;
}

.table.sendezeiten tbody tr:nth-child(even) td {
    background: rgba(50,65,100,0.16);
}

.table.sendezeiten td:empty {
    background: rgba(80,90,110,0.18) !important;
    color: #7b8599 !important;
    font-style: italic;
    position: relative;
}
.table.sendezeiten td:empty::after {
    content: "–";
    opacity: 0.47;
    font-size: 1.09em;
    position: absolute;
    left: 50%;
    top: 53%;
    transform: translate(-50%,-50%);
    pointer-events: none;
}

.table.sendezeiten td:not(:first-child):not(:empty) {
    font-weight: 500;
    border-left: 2.5px solid var(--pr-accent-light, #2c7bd9aa);
    background: rgba(60,100,160,0.09);
    border-radius: 6px 0 0 6px;
}

.table.sendezeiten tbody tr:hover td {
    background: var(--pr-bg-card, #25385a) !important;
    transition: background 0.15s;
}

.table.sendezeiten td:first-child {
    font-weight: bold;
    color: var(--pr-accent, #53b3f8);
    letter-spacing: 0.03em;
    background: none !important;
}

.table.sendezeiten td[title]:hover::after {
    content: attr(title);
    display: block;
    position: absolute;
    left: 50%;
    top: 5%;
    transform: translate(-50%,-110%);
    background: #101d31;
    color: #fff;
    font-size: 0.91em;
    padding: 4px 10px;
    border-radius: 7px;
    white-space: nowrap;
    z-index: 99;
    box-shadow: 0 1px 8px rgba(0,0,0,0.18);
}

.text-muted {
    color: #b0bbcc !important;
}

.text-secondary {
    color: #b0c4dd !important;
}
.text-info {
    color: #57beff !important;
}