/* =========================
   🌐 DESIGN SYSTEM (NSRV)
========================= */

:root {
    --bg: #eef6ff;
    --card: #ffffff;
    --text: #0b1a2b;

    /* 🔵 PRIMARY COLORS */
    --primary: #3ab4fc;
    --primary-dark: #084caf;
    --primary-light: #7fd0ff;

    --border: #dbeafe;
    --input-bg: #ffffff;
}

/* 🌙 DARK MODE */
@media (prefers-color-scheme: dark) {
    :root {
        --bg: #070f1f;
        --card: #0f1b33;
        --text: #e6f0ff;

        --primary: #3ab4fc;
        --primary-dark: #084caf;
        --primary-light: #5ec2ff;

        --border: #1e2a44;
        --input-bg: #020617;
    }
}

/* =========================
   GLOBAL
========================= */

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
}

/* LINKS */
a {
    color: var(--primary);
    text-decoration: none;
}

a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* =========================
   NAVBAR
========================= */

.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;

    display: flex;
    justify-content: space-between;
    align-items: center;

    padding: 14px 25px;

    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    backdrop-filter: blur(10px);

    box-shadow: 0 10px 30px rgba(8, 76, 175, 0.25);
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-logo {
    height: 36px;
}

.nav-title {
    font-size: 18px;
    font-weight: 600;
    color: white;
}

.nav-right {
    display: flex;
    align-items: center;
}

/* =========================
   CONTAINER & GRID
========================= */

.container {
    max-width: 1200px;
    margin: 30px auto;
    padding: 20px;
}

.row {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.col {
    flex: 1;
    min-width: 250px;
}

/* =========================
   CARD
========================= */

.card {
    background: var(--card);
    border-radius: 14px;
    padding: 20px;
    box-shadow: 0 10px 25px rgba(8, 76, 175, 0.08);
    border: 1px solid var(--border);
}

/* =========================
   BUTTONS
========================= */

.btn {
    border: none;
    padding: 10px 16px;
    border-radius: 10px;
    cursor: pointer;
    font-size: 14px;
    transition: all 0.2s ease;
    display: inline-block;
}

.btn-primary {
    background: linear-gradient(90deg, var(--primary), var(--primary-dark));
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(90deg, var(--primary-light), var(--primary));
}

.btn-danger {
    background: #ef4444;
    color: white;
}

.btn-secondary {
    background: #64748b;
    color: white;
}

.btn:hover {
    transform: translateY(-1px);
    opacity: 0.95;
}

.btn.disabled,
.btn:disabled {
    opacity: 0.5;
    pointer-events: none;
}

/* =========================
   INPUTS
========================= */

.input {
    width: 100%;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--input-bg);
    color: var(--text);
    outline: none;
    transition: 0.2s;
}

.input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 2px rgba(58, 180, 252, 0.25);
}

/* =========================
   FORM
========================= */

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    font-size: 13px;
    margin-bottom: 5px;
}

.full-width {
    width: 100%;
}

.form-footer {
    margin-top: 15px;
}

/* =========================
   ALERTS
========================= */

.alert {
    padding: 12px;
    border-radius: 10px;
    margin-bottom: 15px;
}

.alert-success {
    background: #22c55e;
    color: white;
}

.alert-error {
    background: #ef4444;
    color: white;
}

/* =========================
   BADGES
========================= */

.badge {
    padding: 6px 10px;
    border-radius: 8px;
    font-size: 12px;
    margin-right: 5px;
}

.badge-success { background: #22c55e; color: white; }
.badge-danger { background: #ef4444; color: white; }
.badge-warning { background: #facc15; color: black; }

/* =========================
   TABLE
========================= */

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    text-align: left;
    padding: 12px;
    background: var(--primary-dark);
    color: white;
    font-size: 14px;
}

.table td {
    padding: 12px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

.table tr:hover {
    background: rgba(58, 180, 252, 0.08);
}

td .btn {
    margin-right: 5px;
    margin-bottom: 5px;
}

/* =========================
   LOGIN
========================= */

.center-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
}

.login-card {
    width: 400px;
    text-align: center;
}

.logo img {
    max-width: 150px;
    margin-bottom: 15px;
}

/* =========================
   HEADINGS
========================= */

h2 {
    margin: 0 0 15px 0;
}

h4 {
    margin-bottom: 10px;
}

/* =========================
   MOBILE
========================= */

@media (max-width: 768px) {
    .row {
        flex-direction: column;
    }

    .navbar {
        flex-direction: column;
        gap: 10px;
    }
}
/* =========================
   FOOTER ERWEITERUNG
========================= */

/* Anpassung für den Body, damit Footer unten landet */
.center-screen {
    flex-direction: column; /* Erlaubt das Stapeln von Card und Footer */
    gap: 20px;
}

.login-footer {
    text-align: center;
    font-size: 13px;
    color: var(--text);
    opacity: 0.7;
    margin-top: 20px;
}

.footer-links {
    margin-bottom: 8px;
}

.footer-links a {
    color: var(--text);
    text-decoration: none;
    margin: 0 5px;
    transition: opacity 0.2s;
}

.footer-links a:hover {
    opacity: 1;
    color: var(--primary);
    text-decoration: underline;
}

.sep {
    color: var(--border);
    pointer-events: none;
}

.copyright {
    font-size: 11px;
}

/* Spezielle Anpassung für Mobile */
@media (max-width: 480px) {
    .footer-links {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }
    .sep { display: none; }
}