/* ======================================================= */
/* Finales Haupt-Stylesheet für NFC-DOG-ID                 */
/* ======================================================= */

/* --- 1. CSS-Variablen & Globale Einstellungen --- */
:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --footer-bg: #212529;
    --footer-text: #adb5bd;
    --background-color: #f4f7f9;
    --border-color: #dee2e6;
    --border-radius: 0.75rem; /* 12px */
    --box-shadow: 0 4px 25px rgba(0, 0, 0, 0.08);
    --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* --- 2. Basis-Styling & Typografie --- */
body {
    font-family: var(--font-family);
    background-color: var(--background-color);
    color: var(--dark-color);
    line-height: 1.6;
    margin: 0;
    padding-top: 70px; /* Platz für den fixierten Header */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1140px;
    margin: 2rem auto;
    padding: 0 1.5rem;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    margin-top: 0;
    margin-bottom: 1rem;
}

h2 {
    font-size: 1.8rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 0.75rem;
    margin-bottom: 1.5rem;
}

p {
    margin-top: 0;
    margin-bottom: 1rem;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: #0056b3;
}

/* --- 3. Header & Navigation --- */
.main-header {
    background-color: #ffffff;
    box-shadow: var(--box-shadow);
    padding: 1rem 1.5rem;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-sizing: border-box;
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 auto;
    padding: 0;
    max-width: 1140px;
}

.logo img {
    height: 40px;
    display: block;
}

.header-controls {
    display: flex;
    align-items: center;
}

.subscription-status-header {
    font-weight: bold;
    font-size: 0.9rem;
    margin-right: 1.5rem;
}

.subscription-status-header .premium-badge {
    background-color: #e7f5ff;
    color: var(--primary-color);
    padding: 8px 12px;
    border-radius: 20px;
}

.subscription-status-header .button-upgrade {
    background: linear-gradient(45deg, #f09433 0%,#e6683c 25%,#dc2743 50%,#cc2366 75%,#bc1888 100%);
    color: white;
    padding: 8px 15px;
    border-radius: 20px;
    text-decoration: none;
    transition: transform 0.2s;
    display: inline-block;
}

.subscription-status-header .button-upgrade:hover {
    transform: scale(1.05);
}

/* --- 4. Seiten-Navigation & Hamburger Menü --- */
.menu-toggle {
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1002;
    display: inline-block;
}

.hamburger-box {
    width: 30px;
    height: 24px;
    display: inline-block;
    position: relative;
}

.hamburger-inner, .hamburger-inner::before, .hamburger-inner::after {
    width: 30px;
    height: 3px;
    background-color: var(--dark-color);
    border-radius: 4px;
    position: absolute;
    transition: transform 0.2s ease-in-out, background-color 0.2s;
}
.hamburger-inner {
    display: block;
    top: 50%;
    margin-top: -2px;
}
.hamburger-inner::before, .hamburger-inner::after {
    content: '';
    display: block;
}
.hamburger-inner::before {
    top: -10px;
}
.hamburger-inner::after {
    bottom: -10px;
}

.side-nav {
    position: fixed;
    top: 0;
    right: 0;
    width: 300px;
    height: 100%;
    background-color: #ffffff;
    box-shadow: -5px 0 25px rgba(0,0,0,0.1);
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: 1001;
    display: flex;
    flex-direction: column;
}

.side-nav.is-active {
    transform: translateX(0);
}

.side-nav-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
}
.side-nav-header h4 {
    margin: 0;
    font-size: 1.2rem;
}

.side-nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    flex-grow: 1;
    overflow-y: auto;
}

.side-nav ul li a {
    display: block;
    padding: 1rem 1.5rem;
    color: var(--dark-color);
    font-weight: 500;
    border-bottom: 1px solid #f1f1f1;
    transition: background-color 0.2s, color 0.2s;
}

.side-nav ul li a:hover {
    background-color: var(--primary-color);
    color: #ffffff;
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease-in-out, visibility 0.3s;
    z-index: 999;
}

.overlay.is-active {
    opacity: 1;
    visibility: visible;
}


/* --- 5. Buttons --- */
.button {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    text-decoration: none !important;
}

.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.button-primary {
    background-color: var(--primary-color);
    color: #ffffff;
}
.button-primary:hover {
    background-color: #0069d9;
    color: #ffffff;
}

.button-secondary {
    background-color: var(--light-color);
    color: var(--dark-color);
    border-color: var(--border-color);
}
.button-secondary:hover {
    background-color: #e2e6ea;
    border-color: #dae0e5;
}

.button-danger {
    background-color: var(--danger-color);
    color: #ffffff;
}
.button-danger:hover {
    background-color: #c82333;
    color: #ffffff;
}

.back-button {
    display: inline-block;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

/* --- 6. Formulare --- */
.form-input-group {
    margin-bottom: 1.5rem;
}

.form-input-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-input-group input[type="text"],
.form-input-group input[type="email"],
.form-input-group input[type="password"],
.form-input-group select,
.form-input-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: var(--font-family);
    transition: border-color 0.2s, box-shadow 0.2s;
    background-color: #fff;
    box-sizing: border-box;
}

.form-input-group input:focus,
.form-input-group select:focus,
.form-input-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.2);
}

/* --- 7. Karten & Boxen --- */
.card, .box {
    background-color: #ffffff;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.profile-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.profile-card {
    text-align: center;
    padding: 2rem 1.5rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.profile-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.1);
}

.profile-card-img {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin: 0 auto 1rem;
    border: 4px solid #fff;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.profile-card h3 {
    margin-bottom: 1.5rem;
}

.profile-card .button-group {
    display: flex;
    gap: 10px;
    justify-content: center;
}

/* --- 8. Dashboard-spezifische Stile --- */
.dashboard-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    padding: 1.5rem;
    background-color: #ffffff;
    border-radius: var(--border-radius);
    margin-bottom: 2rem;
    box-shadow: var(--box-shadow);
}

/* --- 9. Benachrichtigungen --- */
.alert {
    padding: 1rem 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: var(--border-radius);
    border: 1px solid transparent;
}

.alert-success {
    background-color: #d4edda;
    border-color: #c3e6cb;
    color: #155724;
}

.alert-danger {
    background-color: #f8d7da;
    border-color: #f5c6cb;
    color: #721c24;
}

/* --- 10. Footer --- */
.main-footer {
    background-color: var(--footer-bg);
    color: var(--footer-text);
    padding: 30px 20px;
    font-size: 0.9em;
    margin-top: 3rem;
}
.footer-content {
    max-width: 1140px;
    margin: 0 auto;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}
.footer-copyright, .footer-links, .footer-language {
    flex-basis: 100%;
    text-align: center;
}
.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    list-style: none;
    padding: 0;
    margin: 0;
}
.footer-links a { 
    color: var(--footer-text); 
    text-decoration: none; 
    transition: color 0.2s; 
}
.footer-links a:hover { color: white; }
.footer-language { display: flex; justify-content: center; }

@media (min-width: 768px) {
    .footer-copyright, .footer-links, .footer-language { flex-basis: auto; }
    .footer-copyright { text-align: left; }
    .footer-language { justify-content: flex-end; }
}
.language-dropdown {
    position: relative;
}
.language-toggle {
    background-color: transparent;
    border: 1px solid var(--primary-color);
    color: white;
    padding: 8px 15px;
    border-radius: var(--border-radius);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9em;
    transition: background-color 0.2s, color 0.2s;
}
.language-toggle:hover {
    background-color: var(--primary-color);
}
.language-options {
    display: none;
    position: absolute;
    bottom: 110%;
    right: 0;
    background-color: #343a40;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    z-index: 100;
    min-width: 160px;
    overflow: hidden;
}
.language-dropdown.active .language-options { display: block; }

.language-form { margin: 0; }
.language-option-button {
    background: none; border: none; width: 100%;
    display: flex; align-items: center; gap: 10px; padding: 12px 15px;
    color: white; text-decoration: none; font-size: 0.9em; cursor: pointer;
    font-family: inherit;
    text-align: left;
}
.language-option-button:hover { background-color: var(--primary-color); }
.flag-icon { font-size: 1.2em; }

/* --- 11. Cookie Banner --- */
#cookie-banner {
    position: fixed; bottom: 0; left: 0; width: 100%;
    background-color: rgba(33, 37, 41, 0.95); color: white; padding: 15px;
    display: none; justify-content: center; align-items: center; gap: 20px;
    z-index: 1000; transform: translateY(100%); transition: transform 0.5s ease-in-out;
}
#cookie-banner.visible { transform: translateY(0); display: flex; }
#cookie-banner p { margin: 0; }
#cookie-banner a { color: var(--primary-color); text-decoration: underline; }
#accept-cookies { background-color: var(--primary-color); color: white; border: none; padding: 10px 20px; border-radius: 5px; cursor: pointer; }