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

:root {
    --primary: #667eea;
    --secondary: #764ba2;
    --success: #10b981;
    --error: #ef4444;
    --warning: #f59e0b;
    --bg-dark: #0f0f23;
    --bg-card: #1a1a2e;
    --bg-card-hover: #232342;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --border: #2d2d44;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Animated Starfield Background */
.stars, .stars2, .stars3 {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.stars {
    background: transparent url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="2" height="2"><circle cx="1" cy="1" r="1" fill="white" opacity="0.3"/></svg>') repeat;
    animation: animateStars 50s linear infinite;
}

.stars2 {
    background: transparent url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="3" height="3"><circle cx="1.5" cy="1.5" r="1" fill="white" opacity="0.2"/></svg>') repeat;
    animation: animateStars 100s linear infinite;
}

.stars3 {
    background: transparent url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="4" height="4"><circle cx="2" cy="2" r="1.5" fill="white" opacity="0.1"/></svg>') repeat;
    animation: animateStars 150s linear infinite;
}

@keyframes animateStars {
    from { transform: translateY(0); }
    to { transform: translateY(-2000px); }
}

/* Navbar */
.navbar {
    background: rgba(26, 26, 46, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    animation: slideDown 0.5s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1.25rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: width 0.3s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

/* Container */
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 3rem 2rem;
    position: relative;
    z-index: 1;
}

/* Hero Section */
.hero-section {
    text-align: center;
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s ease-out;
}

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

.glitch {
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    position: relative;
    animation: glitchAnimation 5s infinite;
}

@keyframes glitchAnimation {
    0%, 100% { text-shadow: none; }
    98% { text-shadow: none; }
    99% { 
        text-shadow: 
            3px 0 0 rgba(102, 126, 234, 0.7),
            -3px 0 0 rgba(118, 75, 162, 0.7);
    }
}

.subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

/* Search Container */
.search-container {
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.search-box {
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: 16px;
    padding: 0.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.search-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.1), transparent);
    transition: left 0.5s ease;
}

.search-box:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.search-box:focus-within::before {
    left: 100%;
}

.search-icon {
    color: var(--text-secondary);
    margin-left: 1rem;
    flex-shrink: 0;
}

#usernameInput {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 1.125rem;
    padding: 0.75rem 0;
}

#usernameInput::placeholder {
    color: var(--text-secondary);
}

.check-btn {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    border-radius: 12px;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.check-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.check-btn:hover::before {
    width: 300px;
    height: 300px;
}

.check-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.4);
}

.check-btn:active {
    transform: translateY(0);
}

.btn-icon {
    transition: transform 0.3s ease;
}

.check-btn:hover .btn-icon {
    transform: translateX(4px);
}

.char-counter {
    text-align: right;
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

/* Loading Spinner */
.loading-spinner {
    text-align: center;
    padding: 3rem;
    animation: fadeIn 0.3s ease-out;
}

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

.spinner {
    width: 60px;
    height: 60px;
    margin: 0 auto 1rem;
    border: 4px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Result Card */
.result-card {
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: 16px;
    padding: 2.5rem;
    text-align: center;
    margin-bottom: 2rem;
    animation: scaleIn 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.result-icon-wrapper {
    width: 100px;
    height: 100px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.result-card.success .result-icon-wrapper {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.result-card.error .result-icon-wrapper {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

.result-card.warning .result-icon-wrapper {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.result-card h2 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.result-card.success h2 {
    color: var(--success);
}

.result-card.error h2 {
    color: var(--error);
}

.result-card.warning h2 {
    color: var(--warning);
}

.result-card p {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

.result-details {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.stat-card {
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
    cursor: default;
}

.stat-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.2);
}

.stat-card svg {
    color: var(--primary);
    flex-shrink: 0;
}

.stat-content h3 {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.stat-content p {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Tips Section */
.tips-section {
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.tips-section h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    color: var(--primary);
}

.tips-section ul {
    list-style: none;
}

.tips-section li {
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
}

.tips-section li:last-child {
    border-bottom: none;
}

.tips-section li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 50%;
}

/* Footer */
.footer {
    text-align: center;
    padding: 2rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border);
    margin-top: 4rem;
}

/* Utility Classes */
.hidden {
    display: none !important;
}

/* History Page Specific */
.history-grid {
    display: grid;
    gap: 1rem;
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.history-item {
    background: var(--bg-card);
    border: 2px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s ease;
}

.history-item:hover {
    border-color: var(--primary);
    transform: translateX(5px);
}

.history-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.history-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.history-icon.available {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.history-icon.taken {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

.history-details h4 {
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
}

.history-details p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.history-meta {
    text-align: right;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.history-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 2px solid var(--border);
    border-radius: 12px;
    padding: 0.875rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-secondary:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
}

.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-secondary);
}

.empty-state svg {
    width: 80px;
    height: 80px;
    margin-bottom: 1.5rem;
    opacity: 0.5;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-container {
        padding: 1rem;
    }

    .container {
        padding: 2rem 1rem;
    }

    .glitch {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .search-box {
        flex-direction: column;
        align-items: stretch;
    }

    .check-btn {
        width: 100%;
        justify-content: center;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .nav-links {
        gap: 1rem;
    }
}


/* avaiable 3 letters*/
.names-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    gap: 0.75rem;
    margin-top: 2rem;
}

.name-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 1rem;
    text-align: center;
    font-weight: 600;
    font-size: 1.1rem;
    color: #667eea;
    cursor: pointer;
    transition: all 0.3s ease;
    animation: fadeInUp 0.5s ease backwards;
}

.name-card:hover {
    background: rgba(102, 126, 234, 0.1);
    border-color: rgba(102, 126, 234, 0.3);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.2);
}

@media (max-width: 768px) {
    .names-grid {
        grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
        gap: 0.5rem;
    }

    .name-card {
        padding: 0.75rem 0.5rem;
        font-size: 1rem;
    }
}
#searchInput {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 1.125rem;
    padding: 0.75rem 0;
}

#searchInput::placeholder {
    color: var(--text-secondary);
}