* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #00f3ff;
    --secondary: #bc13fe;
    --accent: #00ff9d;
    --dark: #0a0a12;
    --darker: #050508;
    --light: #f0f0f0;
    --glass: rgba(10, 10, 18, 0.8);
    --glass-border: rgba(0, 243, 255, 0.3);
    --glow: 0 0 20px rgba(0, 243, 255, 0.5);
}

body {
    font-family: 'Rajdhani', sans-serif;
    background: var(--dark);
    color: var(--light);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

.background-fx {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

.grid-layer {
    width: 200%;
    height: 200%;
    position: absolute;
    top: -50%;
    left: -50%;
    background-image: 
        linear-gradient(var(--glass-border) 1px, transparent 1px),
        linear-gradient(90deg, var(--glass-border) 1px, transparent 1px);
    background-size: 50px 50px;
    transform: perspective(500px) rotateX(60deg);
    animation: gridMove 20s linear infinite;
}

.glow-effect {
    position: absolute;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 30%, rgba(188, 19, 254, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(0, 243, 255, 0.1) 0%, transparent 50%);
    animation: glowPulse 8s ease-in-out infinite;
}

@keyframes gridMove {
    0% { transform: perspective(500px) rotateX(60deg) translateY(0); }
    100% { transform: perspective(500px) rotateX(60deg) translateY(50px); }
}

@keyframes glowPulse {
    0%, 100% { opacity: 0.7; }
    50% { opacity: 1; }
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    position: relative;
}

.neon-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    margin-bottom: 40px;
    border-bottom: 2px solid var(--glass-border);
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-icon {
    font-size: 32px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; text-shadow: var(--glow); }
}

.logo h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo .accent {
    color: var(--accent);
}

.menu-btn {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--primary);
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-family: 'Orbitron', sans-serif;
    transition: all 0.3s ease;
}

.menu-btn:hover {
    background: var(--primary);
    color: var(--dark);
    box-shadow: var(--glow);
}

.main-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: 30px;
}

.translation-interface {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 30px;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 40px rgba(0, 243, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.translation-interface::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    animation: shimmer 3s linear infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.language-pair {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 30px;
}

.language-selector {
    position: relative;
}

.language-selector select {
    background: var(--darker);
    border: 1px solid var(--glass-border);
    color: var(--light);
    padding: 12px 40px 12px 20px;
    border-radius: 10px;
    font-family: 'Rajdhani', sans-serif;
    font-size: 16px;
    cursor: pointer;
    appearance: none;
    transition: all 0.3s ease;
}

.language-selector select:hover,
.language-selector select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.2);
    outline: none;
}

.input-section,
.output-section {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.input-box {
    position: relative;
}

.input-box textarea {
    width: 100%;
    min-height: 150px;
    background: var(--darker);
    border: 1px solid var(--glass-border);
    color: var(--light);
    padding: 20px;
    border-radius: 15px;
    font-family: 'Rajdhani', sans-serif;
    font-size: 18px;
    resize: vertical;
    transition: all 0.3s ease;
}

.input-box textarea:focus {
    border-color: var(--primary);
    box-shadow: var(--glow);
    outline: none;
}

.input-box textarea::placeholder {
    color: rgba(240, 240, 240, 0.5);
}

.action-btn {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--light);
    padding: 10px 15px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 16px;
}

.action-btn:hover {
    background: var(--primary);
    color: var(--dark);
    box-shadow: var(--glow);
}

.output-box {
    position: relative;
}

.translated-text {
    min-height: 150px;
    padding: 20px;
    color: var(--accent);
    font-family: 'Rajdhani', sans-serif;
    font-size: 18px;
    line-height: 1.6;
}

.output-box .output-actions {
    position: absolute;
    top: 10px;
    right: 10px;
    display: flex;
    gap: 10px;
}

.stats {
    display: flex;
    gap: 20px;
    font-size: 14px;
    color: rgba(240, 240, 240, 0.7);
}

.arrow-container {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.arrow {
    font-size: 32px;
    font-weight: bold;
    color: var(--primary);
    animation: arrowBounce 2s ease-in-out infinite;
}

@keyframes arrowBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.translation-options {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.option-group {
    flex: 1;
    min-width: 200px;
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 15px;
    padding: 20px;
}

.option-group label {
    display: block;
    margin-bottom: 10px;
    color: var(--primary);
    font-weight: 500;
}

.mode-selector {
    display: flex;
    gap: 10px;
}

.mode-btn {
    flex: 1;
    background: var(--darker);
    border: 1px solid var(--glass-border);
    color: var(--light);
    padding: 10px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.mode-btn.active,
.mode-btn:hover {
    background: var(--primary);
    color: var(--dark);
    box-shadow: var(--glow);
}

.option-group select {
    width: 100%;
    background: var(--darker);
    border: 1px solid var(--glass-border);
    color: var(--light);
    padding: 10px;
    border-radius: 8px;
    font-family: 'Rajdhani', sans-serif;
    font-size: 16px;
    cursor: pointer;
    appearance: none;
}

.status-bar {
    display: flex;
    gap: 30px;
    padding: 15px 20px;
    background: var(--darker);
    border-radius: 10px;
    margin-bottom: 30px;
    border: 1px solid var(--glass-border);
}

.status-item {
    display: flex;
    align-items: center;
    gap: 10px;
}

.status-icon {
    font-size: 20px;
}

.status-text {
    font-size: 14px;
    color: rgba(240, 240, 240, 0.7);
}

.quick-actions {
    display: flex;
    justify-content: center;
    margin-top: 30px;
}

.wide-btn {
    width: 100%;
    max-width: 300px;
    padding: 15px 40px;
    font-size: 20px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border: none;
    border-radius: 50px;
    color: white;
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.wide-btn:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(188, 19, 254, 0.4);
    animation: buttonGlow 2s ease-in-out infinite;
}

.wide-btn .btn-text {
    position: relative;
    z-index: 2;
}

.wide-btn .btn-icon {
    position: absolute;
    right: 20px;
    font-size: 24px;
    opacity: 0;
    transform: translateX(20px);
    transition: all 0.3s ease;
}

.wide-btn:hover .btn-icon {
    opacity: 1;
    transform: translateX(0);
}

@keyframes buttonGlow {
    0%, 100% { box-shadow: 0 0 20px rgba(0, 243, 255, 0.3); }
    50% { box-shadow: 0 0 40px rgba(188, 19, 254, 0.5); }
}

.history-panel {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 25px;
    backdrop-filter: blur(10px);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.panel-header h3 {
    font-family: 'Orbitron', sans-serif;
    color: var(--primary);
}

.clear-btn {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: rgba(240, 240, 240, 0.7);
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.clear-btn:hover {
    background: var(--secondary);
    color: white;
    border-color: var(--secondary);
}

.history-list {
    max-height: 300px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.history-list::-webkit-scrollbar {
    width: 8px;
}

.history-list::-webkit-scrollbar-track {
    background: var(--darker);
}

.history-list::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 4px;
}

.history-item {
    background: var(--darker);
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    padding: 15px;
    transition: all 0.3s ease;
}

.history-item:hover {
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.2);
}

.history-source {
    color: rgba(240, 240, 240, 0.7);
    font-size: 14px;
    margin-bottom: 8px;
}

.history-translation {
    color: var(--accent);
    font-size: 16px;
    line-height: 1.5;
}

.history-meta {
    display: flex;
    justify-content: space-between;
    margin-top: 10px;
    font-size: 12px;
    color: rgba(240, 240, 240, 0.5);
}

@media (max-width: 768px) {
    .logo h1 { font-size: 24px; }
    
    .language-pair {
        flex-direction: column;
    }
    
    .arrow-container {
        order: -1;
        margin-bottom: 20px;
    }
    
    .translation-options {
        flex-direction: column;
    }
    
    .status-bar {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
    
    .status-item { width: 100%; justify-content: center; }
}