/* Allgemeine Stile */
:root {
    --primary-color: #63bb67;     /* Hauptfarbe Grün */
    --primary-light: #8cd590;     /* Helleres Grün */
    --background-green: #28902D;  /* Dunkleres Hintergrund-Grün */
    --text-color: #1e293b;       /* Dunkelgrau für Text */
    --inner-box-bg: #63bb67;     /* Grüner Hintergrund für innere Boxen */
    --inner-text-color: #ffffff; /* Weißer Text in Boxen */
    --stat-value-color: #ffd700; /* Gelber Text für Werte */
    --header-bg: #28902D; /* Hintergrundfarbe für den Header */
    --header-border: #f7208c; /* Pinke Randfarbe für den Header */
    --accent-color: #d51274; /* Pink für Akzentfarben */
    --header-text: #40e8b7; /* Türkisfarbener Text */
    --background-light: #63bb67;  /* Helleres Grün für Container */
    --border-color: rgba(255, 255, 255, 0.1); /* Subtile Borders */
    --card-background: rgba(255, 255, 255, 0.15);
    --card-shadow: 0 4px 15px rgba(31, 41, 55, 0.1);
    --glass-bg: rgba(255, 255, 255, 0.15);
    --glass-border: 1px solid rgba(255, 255, 255, 0.2);
    --glass-blur: blur(12px);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.1);
}

body { 
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    margin: 0; 
    padding: 0; 
    background: var(--background-green);
    background-image: radial-gradient(circle at center, var(--primary-color) 0%, var(--background-green) 100%);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header und Navigation */
.navbar { 
    background: var(--header-bg);
    border: 2px solid var(--header-border);
    width: calc(100% - 4rem);
    max-width: 1400px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1.5rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1000;
    border-radius: 1rem;
    height: 80px;
}

.logo {
    height: 70px;
    width: auto;
    margin-right: 15px;
}

.navbar a { 
    color: var(--inner-text-color);
    text-decoration: none;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid transparent;
    transition: all 0.3s;
}

.navbar a:hover { 
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-1px);
}

/* Logo und Text im Header */
.logo-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
}

.logo-text h4 {
    font-size: 1rem;
    color: var(--header-text);
    margin: 0 !important;
}

.logo-text h1 {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--header-border);
    margin: 5px !important;
    text-shadow: 1px 1px 0 var(--accent-color);
}

/* Status Container in der Navbar */
.status-container {
    background: var(--inner-box-bg) !important;
    border-radius: 1rem;
    padding: 0.5rem 1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.status-item {
    background: rgba(0, 0, 0, 0.1) !important;
    color: var(--inner-text-color) !important;
    padding: 0.25rem 0.75rem;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 4px;
}

.online { 
    background-color: #63bb67;
}

.offline { 
    background-color: #dc2626;
}

.ram-status { 
    color: var(--inner-text-color);
    font-size: 0.9em;
    padding: 0.25rem 0.75rem;
    background: rgba(99, 187, 103, 0.1);
    border-radius: 0.5rem;
}

/* Inhalt */
.container { 
    padding: 20px; 
    width: 100%;
    max-width: none;
    background: white; 
    border-radius: 8px; 
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    margin-top: 20px; /* Platz für die fixe Navbar */
}

/* Überschriften */
h1 { 
    color: #007bff; 
    text-align: center; 
}

h3 {
    color: #007bff !important;
    font-size: 24px;
    margin-top: 5px;
    margin-bottom: 5px;
    font-weight: bold;
    text-align: center;
}

/* Formulare */
form { 
    display: flex; 
    flex-direction: column; 
    gap: 10px; 
    padding: 20px;
}

label { 
    font-weight: bold; 
}

input[type="text"], input[type="submit"] { 
    padding: 10px; 
    border: 1px solid #ccc; 
    border-radius: 5px; 
    font-size: 16px; 
}

input[type="text"]:focus { 
    border-color: #007bff; 
    outline: none; 
}

input[type="submit"] { 
    background-color: #007bff; 
    color: white; 
    border: none; 
    cursor: pointer; 
    transition: background 0.3s;
}

input[type="submit"]:hover { 
    background-color: #0056b3; 
}

/* Buttons */
button { 
    padding: 10px 15px; 
    border: none; 
    border-radius: 5px; 
    background-color: #007bff; 
    color: white; 
    font-size: 16px; 
    cursor: pointer; 
    transition: background 0.3s;
}

button:hover { 
    background-color: #0056b3; 
}

/* Statusnachricht */
#statusMessage { 
    margin-top: 10px; 
    padding: 10px; 
    border-radius: 5px; 
    background-color: #8cc4fd; 
    text-align: center; 
    font-weight: bold;
}

.features {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
    text-align: left;
}
.feature {
    flex: 1;
    padding: 0 20px;
    border-radius: 8px;
    margin: 0 10px 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
    border: var(--glass-border);
}
.feature h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    color: #007bff;
}
.feature p {
    font-size: 1rem;
    color: #ffffff;
}

p {
    font-size: 1rem;
    color: #ffffff;
}

a {
    color: #007bff;
    text-decoration: none;
    font-weight: bold;
    cursor: pointer;
}
a:hover {
    text-decoration: underline;
}

/* Karten-Stil für optische Trennung */
.card {
    background: #f9f9f9;
    padding: 15px;
    margin: 20px 0;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Versteckte Elemente */
.hidden {
    display: none;
}

/* Dropdown-Stil */
.styled-select {
    width: 100%;
    padding: 12px 15px;
    font-size: 16px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    background-color: #fff;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23007bff' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 15px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.styled-select:hover {
    border-color: #007bff;
    box-shadow: 0 3px 6px rgba(0, 123, 255, 0.1);
}

.styled-select:focus {
    border-color: #007bff;
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.25);
}

.styled-select:disabled {
    background-color: #f5f5f5;
    cursor: not-allowed;
    opacity: 0.7;
}

/* NFC-Status */
.nfc-status {
    font-weight: bold;
    margin-top: 10px;
}

.nfc-card-data {
    padding-left: 20px !important;
    color: white !important;
    font-weight: bold !important;
    margin: 0 auto !important;
}

.nfc-success {
    color: green;
}

.nfc-error {
    color: red;
}

/* Füge diese neuen Styles zu deiner style.css hinzu */

.three-column-layout {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin-top: 5px;
    width: 100%;
}

.column {
    flex: 1;
    min-width: 0; /* Verhindert Überlauf bei flex-Elementen */
}

.feature-box {
    background: var(--inner-box-bg);
    border: 1px solid rgba(99, 187, 103, 0.2);
    border-radius: 0.5rem;
    padding: 1rem;
    color: var(--inner-text-color);
    margin: 10px 0 0 0;
}

.feature-box h2 {
    color: var(--inner-text-color);
    font-size: 1.4rem;
    margin-bottom: 1rem;
    margin-top: 0;
    color: var(--accent-color);
    text-align: center;
}

.feature-box ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-box ul li {
    padding: 8px 5px 5px 5px;
    border-bottom: 1px solid #eee;
}

.content {
    width: 95%;
    max-width: 1400px;
    margin: 0 auto;
    padding-top: 100px;
    padding-bottom: 20px;;
}

.tray {
    border-radius: 8px;
    padding: 15px;
    margin: 10px 0;
    color: var(--inner-text-color);
    background: var(--background-green);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.tray p {
    margin: 5px 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .three-column-layout {
        flex-direction: column;
    }
    
    .column {
        width: 100%;
    }
}

.nfc-status-display {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 0;
}

.status-circle {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: inline-block;
    border: 2px solid #ccc;
    background-color: #ffffff;
}

.status-circle.success {
    background-color: #28a745;
    border-color: #218838;
}

.status-circle.error {
    background-color: #dc3545;
    border-color: #c82333;
}

.nfc-data {
    padding: 10px;
    background-color: var(--primary-color);
    border-radius: 4px;
    margin-top: 5px;
    width: 100%;
}

.nfc-data p {
    margin: 5px 0;
    font-size: 0.9em;
}

.nfc-status-display {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.error-message {
    padding: 10px;
    background-color: #fff3f3;
    border-radius: 4px;
    border-left: 4px solid #dc3545;
}

.info-message {
    padding: 10px;
    background-color: #fff3f3;
    border-radius: 4px;
    border-left: 4px solid #39d82e;
}

.nfc-header {
    display: grid;
    grid-template-columns: 40px 1fr 40px;
    align-items: center;
    margin-bottom: 10px;
}

.nfc-header h2 {
    margin: 0;
    grid-column: 2;
    text-align: center;
    color: var(--accent-color);
}