* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

:root {
    --primary-gradient: linear-gradient(135deg, #4e66f9 0%, #6f8afc 100%);
    --secondary-gradient: linear-gradient(135deg, #8c94ff 0%, #a8b0ff 100%);
    --accent-gradient: linear-gradient(135deg, #00d4aa 0%, #00b894 100%);
    --warning-gradient: linear-gradient(135deg, #ffd700 0%, #ffbb33 100%);
    --danger-gradient: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    
    --bg-primary: rgba(15, 15, 20, 0.98);
    --bg-secondary: rgba(25, 25, 35, 0.95);
    --bg-tertiary: rgba(35, 35, 45, 0.9);
    
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-hover: rgba(255, 255, 255, 0.08);
    
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.8);
    --text-muted: rgba(255, 255, 255, 0.6);
    --text-disabled: rgba(255, 255, 255, 0.4);
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.25);
    --shadow-xl: 0 12px 48px rgba(0, 0, 0, 0.35);
    
    --border-radius-sm: 8px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 20px;
    
    --transition-fast: all 0.2s ease;
    --transition-normal: all 0.3s ease;
    --transition-slow: all 0.5s ease;
}

body {
    background-color: var(--bg-primary);
    background-image: 
        radial-gradient(circle at 25% 25%, rgba(81, 94, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 75% 75%, rgba(139, 148, 255, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 50% 0%, rgba(111, 138, 252, 0.06) 0%, transparent 50%);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml;base64,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') repeat;
    animation: float 10s ease-in-out infinite;
    z-index: -1;
    opacity: 0.4;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    33% { transform: translateY(-20px) rotate(2deg); }
    66% { transform: translateY(-10px) rotate(-1deg); }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    min-height: 100vh;
    width: 100%;
    padding: 0 20px;
    display: flex;
    flex-direction: column;
    position: relative;
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    backdrop-filter: blur(20px);
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
    border-radius: 0 0 var(--border-radius-lg) var(--border-radius-lg);
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
}

header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-gradient);
}

.logo {
    display: flex;
    align-items: center;
    transition: var(--transition-normal);
}

.logo:hover {
    transform: scale(1.02);
}

.logo img {
    height: 50px;
    margin-right: 15px;
    border-radius: var(--border-radius-sm);
    transition: var(--transition-normal);
}

.logo:hover img {
    filter: brightness(1.1) drop-shadow(0 0 10px rgba(81, 94, 255, 0.3));
}

.logo h1 {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, #ffffff 0%, #c7d2ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 1px;
    text-transform: uppercase;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 10px;
}

nav ul li {
    position: relative;
}

nav ul li a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    padding: 12px 20px;
    border-radius: var(--border-radius-md);
    transition: var(--transition-normal);
    position: relative;
    background: transparent;
    border: 1px solid transparent;
}

nav ul li a:hover {
    color: var(--text-primary);
    background: var(--glass-hover);
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-sm);
}

nav ul li.active a {
    background: var(--primary-gradient);
    color: white;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

main {
    flex: 1;
    padding: 20px 0;
}

.page-title {
    font-size: 42px;
    font-weight: 700;
    text-align: center;
    background: linear-gradient(135deg, #ffffff 0%, #c7d2ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 40px;
    line-height: 1.2;
    position: relative;
}

.page-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

.content-container {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    padding: 35px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    transition: var(--transition-normal);
}

.content-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
    opacity: 0.8;
}

.content-container:hover {
    background: var(--glass-hover);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.hero-section {
    text-align: center;
    padding: 80px 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
    margin-bottom: 50px;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 30% 40%, rgba(81, 94, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 40%, rgba(139, 148, 255, 0.08) 0%, transparent 50%);
    z-index: -1;
}

.hero-section h1 {
    font-size: 56px;
    font-weight: 800;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #ffffff 0%, #c7d2ff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
}

.hero-section p {
    font-size: 20px;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--border-radius-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border: none;
    backdrop-filter: blur(20px);
}

.button.button-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: var(--shadow-md);
}

.button.button-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    filter: brightness(1.1);
}

.button.button-secondary {
    background: var(--glass-bg);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.button.button-secondary:hover {
    background: var(--glass-hover);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.button i {
    margin-right: 8px;
    font-size: 18px;
}

.button-large {
    padding: 18px 36px;
    font-size: 18px;
}

.features-preview {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 60px;
}

.feature-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    text-align: center;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-8px);
    background: var(--glass-hover);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: var(--primary-gradient);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    font-size: 30px;
    color: white;
    transition: var(--transition-normal);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: var(--shadow-md);
}

.feature-card h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 15px;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.profile-wrapper {
    display: grid;
    grid-template-columns: 1fr;
    gap: 25px;
}

.profile-header-section {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    padding: 35px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.profile-header-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
}

.profile-info {
    display: flex;
    align-items: center;
    gap: 25px;
}

.avatar-container {
    position: relative;
    flex-shrink: 0;
}

.avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid rgba(81, 94, 255, 0.4);
    box-shadow: 0 0 30px rgba(81, 94, 255, 0.2);
    transition: var(--transition-normal);
}

.avatar:hover {
    border-color: rgba(81, 94, 255, 0.6);
    box-shadow: 0 0 40px rgba(81, 94, 255, 0.3);
    transform: scale(1.05);
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.premium-badge {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 30px;
    height: 30px;
    background: var(--warning-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 14px;
    font-weight: 600;
    border: 3px solid var(--bg-secondary);
    box-shadow: var(--shadow-sm);
}

.user-details h2 {
    margin: 0 0 8px 0;
    font-size: 26px;
    color: var(--text-primary);
    font-weight: 700;
}

.user-details p {
    margin: 4px 0;
    color: var(--text-muted);
    font-size: 15px;
}

.profile-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.content-section {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    padding: 35px;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.content-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--secondary-gradient);
}

.section-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--glass-border);
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 2px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.stat-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 25px;
    text-align: center;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.stat-card:hover::before {
    transform: scaleX(1);
}

.stat-card:hover {
    transform: translateY(-5px);
    background: var(--glass-hover);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px;
    font-size: 24px;
    color: white;
    transition: var(--transition-normal);
}

.stat-card:hover .stat-icon {
    transform: scale(1.1) rotate(5deg);
}

.stat-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 8px;
    line-height: 1;
}

.stat-label {
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
}

.items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.config-item, .script-item {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    padding: 20px;
    transition: var(--transition-normal);
}

.config-item:hover, .script-item:hover {
    transform: translateY(-3px);
    background: var(--glass-hover);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-sm);
}

.empty-state {
    padding: 40px;
    text-align: center;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 2px dashed var(--glass-border);
    border-radius: var(--border-radius-lg);
    color: var(--text-muted);
}

.empty-state i {
    font-size: 48px;
    color: rgba(81, 94, 255, 0.3);
    margin-bottom: 20px;
    display: block;
}

.edit-profile-container {
    max-width: 900px;
    margin: 30px auto;
    padding: 40px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.edit-profile-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--primary-gradient);
}

.edit-profile-header {
    text-align: center;
    margin-bottom: 40px;
    color: var(--text-primary);
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 25px;
}

.edit-profile-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
}

.avatar-upload {
    text-align: center;
}

.avatar-preview {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 25px;
    border: 3px solid rgba(81, 94, 255, 0.6);
    box-shadow: 0 0 30px rgba(81, 94, 255, 0.3);
    position: relative;
    background-color: var(--bg-tertiary);
    transition: var(--transition-normal);
}

.avatar-preview:hover {
    transform: scale(1.05);
    box-shadow: 0 0 40px rgba(81, 94, 255, 0.4);
}

.avatar-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.avatar-preview .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(5px);
}

.avatar-preview:hover .overlay {
    opacity: 1;
}

.file-input-wrapper {
    position: relative;
    overflow: hidden;
    display: inline-block;
    margin: 15px 0;
}

.file-input-wrapper input[type=file] {
    position: absolute;
    font-size: 100px;
    opacity: 0;
    right: 0;
    top: 0;
    cursor: pointer;
}

.upload-btn {
    display: inline-block;
    padding: 14px 28px;
    background: var(--primary-gradient);
    border: none;
    border-radius: var(--border-radius-md);
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-sm);
}

.upload-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    filter: brightness(1.1);
}

.form-container {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 14px;
}

.form-control {
    width: 100%;
    padding: 14px 16px;
    border: none;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-md);
    color: var(--text-primary);
    font-size: 16px;
    transition: var(--transition-fast);
}

.form-control:focus {
    background: var(--glass-hover);
    border-color: rgba(81, 94, 255, 0.5);
    outline: none;
    box-shadow: 0 0 0 3px rgba(81, 94, 255, 0.1);
}

.form-control::placeholder {
    color: var(--text-disabled);
}

select.form-control {
    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='white' 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 12px center;
    background-size: 16px;
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

.checkbox-group {
    display: flex;
    align-items: center;
}

.checkbox-group input[type="checkbox"] {
    margin-right: 12px;
    width: 18px;
    height: 18px;
}

.download-container {
    max-width: 900px;
    margin: 0 auto;
}

.download-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: 30px;
    margin-bottom: 25px;
    display: flex;
    align-items: center;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.download-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--accent-gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.download-card:hover::before {
    transform: scaleX(1);
}

.download-card:hover {
    transform: translateY(-5px);
    background: var(--glass-hover);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-lg);
}

.download-card-icon {
    font-size: 46px;
    margin-right: 30px;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: var(--transition-normal);
}

.download-card:hover .download-card-icon {
    transform: scale(1.1);
}

.download-card-content {
    flex: 1;
}

.download-card h3 {
    font-size: 24px;
    margin-bottom: 12px;
    color: var(--text-primary);
    font-weight: 600;
}

.download-card p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.6;
}

.download-card-meta {
    display: flex;
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 20px;
    gap: 25px;
}

.download-card-meta div {
    display: flex;
    align-items: center;
}

.download-card-meta i {
    margin-right: 6px;
    color: rgba(81, 94, 255, 0.7);
}

.download-card-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.message {
    padding: 16px 20px;
    margin-bottom: 20px;
    border-radius: var(--border-radius-md);
    font-size: 16px;
    font-weight: 500;
    backdrop-filter: blur(20px);
    border: 1px solid;
    position: relative;
    overflow: hidden;
}

.message::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.message-error {
    background: rgba(239, 68, 68, 0.1);
    color: #ff6b6b;
    border-color: rgba(239, 68, 68, 0.3);
}

.message-error::before {
    background: var(--danger-gradient);
}

.message-success {
    background: rgba(34, 197, 94, 0.1);
    color: #51cf66;
    border-color: rgba(34, 197, 94, 0.3);
}

.message-success::before {
    background: var(--accent-gradient);
}

.message-info {
    background: rgba(59, 130, 246, 0.1);
    color: #74c0fc;
    border-color: rgba(59, 130, 246, 0.3);
}

.message-info::before {
    background: var(--primary-gradient);
}

.message-warning {
    background: rgba(245, 158, 11, 0.1);
    color: #ffd43b;
    border-color: rgba(245, 158, 11, 0.3);
}

.message-warning::before {
    background: var(--warning-gradient);
}

.error-container {
    text-align: center;
    padding: 80px 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-xl);
    border: 1px solid var(--glass-border);
}

.error-code {
    font-size: 150px;
    font-weight: 800;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 24px;
    line-height: 1;
}

.error-title {
    font-size: 36px;
    color: var(--text-primary);
    margin-bottom: 20px;
    font-weight: 700;
}

.error-description {
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    font-size: 18px;
    line-height: 1.6;
}

.avatar-info {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 12px;
    text-align: center;
}

.premium-note {
    margin-top: 30px;
    padding: 20px;
    background: rgba(255, 215, 0, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 215, 0, 0.3);
    border-radius: var(--border-radius-md);
    color: #ffd700;
    position: relative;
    overflow: hidden;
}

.premium-note::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--warning-gradient);
}

.premium-note i {
    margin-right: 10px;
    font-size: 18px;
}

footer {
    padding: 20px 20px;
    border-top: 1px solid var(--glass-border);
    margin-top: 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
}

footer p {
    color: var(--text-muted);
    font-size: 14px;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    color: var(--text-muted);
    font-size: 20px;
    transition: var(--transition-normal);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-sm);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
}

.social-links a:hover {
    color: #6f8afc;
    background: var(--glass-hover);
    border-color: rgba(111, 138, 252, 0.3);
    box-shadow: var(--shadow-sm);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

.animate-slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

.animate-slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-gradient);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-gradient);
}

@media (max-width: 1200px) {
    .container {
        max-width: 1000px;
    }
}

@media (max-width: 992px) {
    .edit-profile-content {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .profile-info {
        flex-direction: column;
        text-align: center;
    }
    
    .profile-header-section {
        flex-direction: column;
        text-align: center;
    }
    
    .profile-actions {
        margin-top: 20px;
        width: 100%;
    }
    
    .features-preview {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .download-card {
        flex-direction: column;
        text-align: center;
    }
    
    .download-card-icon {
        margin-right: 0;
        margin-bottom: 20px;
    }
    
    .download-card-meta {
        justify-content: center;
    }
    
    .download-card-actions {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
        padding: 15px 15px;
    }
    
    nav {
        margin-top: 15px;
    }
    
    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 8px;
    }
    
    nav ul li a {
        padding: 8px 15px;
    }
    
    .hero-section {
        padding: 60px 0;
    }
    
    .hero-section h1 {
        font-size: 42px;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
    
    .features-preview {
        grid-template-columns: 1fr;
    }
    
    .page-title {
        font-size: 32px;
    }
    
    .content-container {
        padding: 25px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .items-grid {
        grid-template-columns: 1fr;
    }
    
    footer {
        flex-direction: column;
        text-align: center;
        gap: 15px;
        padding: 20px 15px;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-section h1 {
        font-size: 36px;
    }
    
    .hero-section p {
        font-size: 18px;
    }
    
    .profile-header-section,
    .content-section,
    .edit-profile-container {
        padding: 20px;
    }
    
    .avatar-preview {
        width: 150px;
        height: 150px;
    }
    
    .logo {
        flex-direction: column;
        text-align: center;
    }
    
    .logo img {
        margin-right: 0;
        margin-bottom: 10px;
    }
    
    .error-code {
        font-size: 120px;
    }
    
    .error-title {
        font-size: 28px;
    }
}

.text-gradient {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glassmorphism {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
}

.shadow-glow {
    box-shadow: 0 0 30px rgba(81, 94, 255, 0.2);
}

.transition-all {
    transition: var(--transition-normal);
}

.interactive-hover {
    transition: var(--transition-normal);
}

.interactive-hover:hover {
    transform: translateY(-2px);
    background: var(--glass-hover);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: var(--shadow-sm);
}

.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    to {
        left: 100%;
    }
}