:root {
    --bg-color: #f0f2f5;
    --text-color: #333;
    --container-bg: #fff;
    --container-border: #1877f2;
    --lotto-container-bg: #e7f3ff;
    --lotto-set-bg: #fff;
    --lotto-set-shadow: rgba(0,0,0,0.05);
    --header-color: #1c1e21;
    --p-color: #606770;
    --tab-btn-bg: #e4e6eb;
    --tab-btn-text: #606770;
    --tab-btn-active-bg: #1877f2;
    --tab-btn-active-text: #fff;
    --menu-display-bg: #f7f8fa;
    --menu-text-color: #1c1e21;
}

body.dark-mode {
    --bg-color: #1a1a1a;
    --text-color: #f0f2f5;
    --container-bg: #2c2c2c;
    --container-border: #00aaff;
    --lotto-container-bg: #1f2a36;
    --lotto-set-bg: #3a3a3a;
    --lotto-set-shadow: rgba(255,255,255,0.05);
    --header-color: #f0f2f5;
    --p-color: #b0b3b8;
    --tab-btn-bg: #3a3b3c;
    --tab-btn-text: #b0b3b8;
    --tab-btn-active-bg: #00aaff;
    --tab-btn-active-text: #fff;
    --menu-display-bg: #3e4042;
    --menu-text-color: #e4e6eb;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    margin: 0;
    padding: 60px 20px 20px 20px; /* Increased top padding to 60px */
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    min-height: 100vh;
    gap: 20px;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    background-color: var(--container-bg);
    padding: 20px 40px;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    text-align: center;
    max-width: 900px;
    width: 100%;
    box-sizing: border-box;
    transition: background-color 0.3s;
    border: 1px solid var(--container-border); /* Move border here */
}

h2 {
    font-size: 1.5em;
    color: var(--header-color);
    margin-bottom: 10px;
}

p {
    color: var(--p-color);
    margin-bottom: 20px;
}

button {
    padding: 10px 20px;
    font-size: 1em;
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.action-btn {
    background-color: #42b72a;
}

.action-btn:hover {
    background-color: #36a420;
}

/* Tab Styles */
.tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
    border-bottom: 1px solid var(--p-color); /* Separator line */
    padding-bottom: 15px;
}

.tab-btn {
    background-color: var(--tab-btn-bg);
    color: var(--tab-btn-text);
    padding: 10px 20px;
    border-radius: 20px;
    font-weight: bold;
    transition: all 0.3s ease;
}

.tab-btn.active {
    background-color: var(--tab-btn-active-bg);
    color: var(--tab-btn-active-text);
}

.tab-btn:hover:not(.active) {
    opacity: 0.8;
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Lotto Generator Styles */
#lotto-numbers-display {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.lotto-set {
    font-family: 'Courier New', Courier, monospace;
    font-size: 1.2em;
    font-weight: bold;
    color: var(--text-color);
    background-color: var(--lotto-set-bg);
    padding: 10px 15px;
    border-radius: 8px;
    box-shadow: 0 2px 4px var(--lotto-set-shadow);
    letter-spacing: 2px;
    word-break: break-all;
}

/* Menu Recommendation Styles */
#menu-display {
    margin-top: 20px;
    font-size: 1.5em;
    font-weight: bold;
    color: var(--menu-text-color);
    background-color: var(--menu-display-bg);
    padding: 20px;
    border-radius: 8px;
    min-height: 1.5em; /* Prevent layout shift */
}

#menu-image {
    display: block;
    margin: 20px auto;
    max-width: 100%;
    max-height: 300px;
    width: auto;
    border-radius: 12px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    object-fit: cover;
}

#image-source {
    font-size: 0.8em;
    color: var(--p-color);
    margin-top: 5px;
    text-align: center;
}

/* Contact Form Styles */
.contact-form {
    text-align: left;
    max-width: 500px;
    margin: 0 auto;
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
    color: var(--header-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--p-color);
    border-radius: 6px;
    background-color: var(--lotto-set-bg);
    color: var(--text-color);
    box-sizing: border-box;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--container-border);
}

.contact-form .action-btn {
    width: 100%;
    margin-top: 10px;
}

/* Animal Face Test Styles */
.upload-container {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 20px;
}

#label-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 400px;
    margin: 20px auto;
}

.prediction-bar {
    background-color: var(--tab-btn-active-bg);
    color: white;
    padding: 10px;
    border-radius: 6px;
    text-align: left;
    font-weight: bold;
    transition: width 0.5s ease-in-out;
    min-width: 50px;
    box-sizing: border-box;
}

#webcam-container video {
    border-radius: 12px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    max-width: 100%;
    height: auto !important;
}

/* Mirror effect for front camera */
.flipped {
    transform: scaleX(-1);
}

#loading-spinner {
    font-weight: bold;
    color: var(--tab-btn-active-bg);
}

/* Top Controls */
.top-controls {
    /* Removed absolute position */
    width: 100%;
    max-width: 900px; /* Match container width */
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 15px;
    padding: 0 10px; /* Add some side padding */
    box-sizing: border-box;
}

.lang-btn {
    background-color: var(--tab-btn-bg);
    color: var(--tab-btn-text);
    padding: 5px 10px;
    font-size: 0.9em;
    font-weight: bold;
    border-radius: 4px;
    border: 1px solid var(--p-color);
}

.lang-btn:hover {
    background-color: var(--tab-btn-active-bg);
    color: var(--tab-btn-active-text);
    border-color: var(--tab-btn-active-bg);
}

/* Theme Switcher Styles */
.theme-switch-container {
    position: relative; /* Changed from absolute */
    top: auto;
    right: auto;
}

.theme-switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}

.theme-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    transition: .4s;
    border-radius: 34px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: #2196F3;
}

input:focus + .slider {
    box-shadow: 0 0 1px #2196F3;
}

input:checked + .slider:before {
    transform: translateX(26px);
}

/* Responsive Design */
@media (max-width: 600px) {
    body {
        padding: 10px;
    }

    .container {
        padding: 15px 20px;
    }

    h2 {
        font-size: 1.3em;
    }

    p {
        font-size: 0.9em;
    }

    .tab-btn {
        padding: 8px 12px;
        font-size: 0.9em;
    }

    .action-btn {
            font-size: 0.9em;
            padding: 8px 16px;
        }
        
        /* Content Article Styles */
        .content-section {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid var(--p-color);
            text-align: left;
        }
        
        .content-section h3 {
            color: var(--header-color);
            margin-bottom: 15px;
        }
        
        .content-section p {
            color: var(--p-color);
            line-height: 1.6;
            margin-bottom: 0;
        }
        
        /* Footer Styles */
        .site-footer {
            margin-top: 50px;
            padding: 20px 0;
            text-align: center;
            color: var(--p-color);
            font-size: 0.9em;
            width: 100%;
        }
        
        .site-footer a {
            color: var(--container-border);
            text-decoration: none;
            margin-left: 10px;
        }
        
        .site-footer a:hover {
            text-decoration: underline;
        }
        
        /* Cookie Banner */
        .cookie-banner {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background-color: var(--header-color);
            color: var(--bg-color);
            padding: 15px;
            text-align: center;
            box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
            z-index: 1000;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 20px;
            box-sizing: border-box;
        }
        
        .cookie-banner p {
            margin: 0;
            color: #fff;
            font-size: 0.9em;
        }
        
        /* Responsive Design */        @media (max-width: 600px) {