:root {
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --bg-dark: #0f172a;
    --surface-dark: #1e293b;
    --text-light: #f8fafc;
    --text-dim: #94a3b8;
    --success: #22c55e;
    --political: #ef4444;
    --non-political: #3b82f6;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-light);
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.container {
    width: 100%;
    max-width: 600px;
    padding: 2rem;
    box-sizing: border-box;
}

/* Glassmorphism Card */
.card {
    background: rgba(30, 41, 59, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 3rem 2rem;
    text-align: center;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #fff 0%, #94a3b8 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.subtitle {
    color: var(--text-dim);
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
}

/* Upload Zone */
.upload-zone {
    border: 2px dashed rgba(99, 102, 241, 0.3);
    border-radius: 16px;
    padding: 3rem 1.5rem;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    background: rgba(99, 102, 241, 0.05);
}

.upload-zone:hover, .upload-zone.dragover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.upload-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.upload-text {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--text-light);
}

.upload-subtext {
    font-size: 0.9rem;
    color: var(--text-dim);
    margin-top: 0.5rem;
}

#fileInput {
    display: none;
}

/* Preview */
.preview-container {
    margin-top: 2rem;
    display: none;
    animation: fadeIn 0.5s ease;
}

.image-preview {
    max-width: 100%;
    max-height: 300px;
    border-radius: 12px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
}

/* Result Badge */
.result-container {
    margin-top: 2rem;
    display: none;
    animation: slideUp 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 2rem;
    border-radius: 9999px;
    font-size: 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
}

.badge.political {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.badge.non-political {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    color: white;
}

.loading-spinner {
    display: none;
    width: 40px;
    height: 40px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-left-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from { transform: translateY(20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}