:root {
    --bg-dark: #0f111a;
    --glass-bg: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.08);
    --primary: #7c3aed;
    --primary-hover: #8b5cf6;
    --secondary: #ec4899;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --danger: #ef4444;
    --warning: #f59e0b;
    --success: #10b981;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Outfit', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    overflow-x: hidden;
    min-height: 100vh;
}

/* Background Animations */
.bg-shape {
    position: fixed;
    border-radius: 50%;
    filter: blur(120px);
    z-index: -1;
    opacity: 0.6;
    animation: float 20s infinite alternate ease-in-out;
}
.shape-1 {
    width: 500px;
    height: 500px;
    background: var(--primary);
    top: -100px;
    left: -100px;
}
.shape-2 {
    width: 400px;
    height: 400px;
    background: var(--secondary);
    bottom: -100px;
    right: -50px;
    animation-delay: -5s;
}
.shape-3 {
    width: 300px;
    height: 300px;
    background: #3b82f6;
    top: 40%;
    left: 40%;
    animation-delay: -10s;
}

@keyframes float {
    0% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(50px, 30px) scale(1.1); }
    100% { transform: translate(-30px, 80px) scale(0.9); }
}

/* Layout */
#app {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 260px;
    background: rgba(15, 17, 26, 0.6);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--glass-border);
    padding: 2rem 1rem;
    display: flex;
    flex-direction: column;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.5rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 3rem;
    padding: 0 1rem;
}
.logo svg { color: var(--primary); }

.nav-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.nav-links li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    border-radius: 12px;
    cursor: pointer;
    color: var(--text-muted);
    transition: all 0.3s ease;
    font-weight: 600;
}

.nav-links li:hover {
    background: var(--glass-bg);
    color: #fff;
}

.nav-links li.active {
    background: linear-gradient(135deg, var(--primary), rgba(124, 58, 237, 0.4));
    color: #fff;
    box-shadow: 0 4px 20px rgba(124, 58, 237, 0.3);
}

.content {
    flex: 1;
    padding: 3rem;
    overflow-y: auto;
}

/* Views */
.view {
    display: none;
    animation: fadeIn 0.5s ease;
}
.view.active { display: block; }

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

.view-header {
    margin-bottom: 2.5rem;
}
.view-header h1 {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: linear-gradient(to right, #fff, var(--text-muted));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Components */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2.5rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    margin-bottom: 2rem;
}

.input-group {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

input[type="url"], input[type="text"] {
    flex: 1;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 1rem 1.5rem;
    color: #fff;
    font-size: 1.1rem;
    outline: none;
    transition: border-color 0.3s ease;
}
input[type="url"]:focus { border-color: var(--primary); }

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #fff;
    border: none;
    border-radius: 12px;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(124, 58, 237, 0.4);
}

.btn-success {
    background: var(--success);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
    cursor: pointer;
}

/* Format Toggle */
.format-toggle {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}
.radio-label {
    cursor: pointer;
    position: relative;
}
.radio-label input { display: none; }
.radio-custom {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--text-muted);
    font-weight: 600;
    transition: all 0.3s ease;
}
.radio-label input:checked + .radio-custom {
    background: rgba(124, 58, 237, 0.2);
    border-color: var(--primary);
    color: #fff;
}

/* Alerts */
.alert {
    display: flex;
    gap: 1rem;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    margin-bottom: 1rem;
    background: rgba(255, 255, 255, 0.05);
}
.alert.warning { border-left: 4px solid var(--warning); color: var(--warning); }
.alert.danger { border-left: 4px solid var(--danger); color: var(--danger); }
.alert p { color: var(--text-main); font-size: 0.95rem; }

/* Upload Zone */
.upload-zone {
    border: 2px dashed var(--glass-border);
    border-radius: 16px;
    padding: 4rem 2rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}
.upload-zone:hover {
    border-color: var(--primary);
    background: rgba(124, 58, 237, 0.05);
}
.upload-zone svg {
    color: var(--primary);
    margin-bottom: 1rem;
}
.text-primary { color: var(--primary); font-weight: 600; }

/* Processing & Results */
.hidden { display: none !important; }
.processing-state {
    text-align: center;
    padding: 2rem 0;
}
.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(124, 58, 237, 0.2);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}
@keyframes spin { to { transform: rotate(360deg); } }

.progress-bar-container {
    width: 100%;
    height: 8px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 4px;
    overflow: hidden;
    margin-top: 1rem;
}
.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: width 0.3s ease;
}

.result-card {
    display: flex;
    gap: 1.5rem;
    background: rgba(0, 0, 0, 0.2);
    padding: 1.5rem;
    border-radius: 16px;
    align-items: center;
}
.thumbnail-placeholder {
    width: 100px;
    height: 60px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Slider */
.slider-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin: 1.5rem 0;
}
input[type=range] {
    flex: 1;
    -webkit-appearance: none;
    background: rgba(255,255,255,0.1);
    height: 6px;
    border-radius: 3px;
    outline: none;
}
input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary);
    cursor: pointer;
    box-shadow: 0 0 10px rgba(124,58,237,0.5);
}
.slider-value {
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--primary);
    min-width: 50px;
}
.hint { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 1.5rem; }

/* Guides */
.guides-nav {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.guide-tab {
    background: rgba(0,0,0,0.2);
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}
.guide-tab.active, .guide-tab:hover {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}
.article-content { padding: 2rem; }
.guide-article h2 { margin-bottom: 1rem; color: var(--primary); }
.guide-article ol { padding-left: 1.5rem; color: var(--text-muted); line-height: 1.8; }
.guide-article strong { color: #fff; }

 / *   L a n g u a g e   S e l e c t o r   * / 
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         c o l o r :   v a r ( - - t e x t - m u t e d ) ; 
 } 
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         c o l o r :   # f f f ; 
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         f o n t - w e i g h t :   6 0 0 ; 
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 } 
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         c o l o r :   # f f f ; 
 } 
 [ d i r = \  
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 } 
 [ d i r = \ r t l \ ]   . s i d e b a r   {   b o r d e r - r i g h t :   n o n e ;   b o r d e r - l e f t :   1 p x   s o l i d   v a r ( - - g l a s s - b o r d e r ) ;   } 
 [ d i r = \ r t l \ ]   . a l e r t   {   b o r d e r - l e f t :   n o n e ;   b o r d e r - r i g h t :   4 p x   s o l i d   v a r ( - - w a r n i n g ) ;   } 
 [ d i r = \ r t l \ ]   . a l e r t . d a n g e r   {   b o r d e r - l e f t :   n o n e ;   b o r d e r - r i g h t :   4 p x   s o l i d   v a r ( - - d a n g e r ) ;   } 
 [ d i r = \ r t l \ ]   . n a v - l i n k s   l i   {   g a p :   1 r e m ;   } 
  
 