:root {
    /* Nickgen.com Dark Theme Colors */
    --primary: #fbbf24;
    --primary-light: #fcd34d;
    --primary-dark: #f59e0b;
    --accent-orange: #ff8c42;
    --success: #10b981;
    --error: #ef4444;
    
    /* Dark Backgrounds */
    --bg-dark: #1e293b;
    --bg-card: #2d3748;
    --bg-card-light: #374151;
    --bg-input: #1f2937;
    --bg-select: #374151;
    
    /* Borders */
    --border: #4b5563;
    --border-light: #6b7280;
    --border-focus: #fbbf24;
    
    /* Text Colors */
    --text-white: #ffffff;
    --text-gray-100: #f3f4f6;
    --text-gray-300: #d1d5db;
    --text-gray-400: #9ca3af;
    --text-gray-500: #6b7280;
    
    /* Shadows */
    --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.3);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.4);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.5);
    
    /* Radius */
    --radius: 10px;
    --radius-lg: 16px;
    --radius-xl: 20px;
}

/* Tabs Styling */
.tabs-container {
    max-width: 1200px;
    margin: 0 auto 32px;
    padding: 0;
}

.tabs-wrapper {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    background: transparent;
    padding: 0;
}

.tab-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 18px 28px;
    border-radius: var(--radius-lg);
    font-size: 17px;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: 2px solid transparent;
}

/* Active tab - Gold/Yellow */
.tab-item.active {
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #1a1a1a;
    box-shadow: 0 6px 20px rgba(251, 191, 36, 0.4);
    border-color: #fbbf24;
}

/* Inactive tab - Dark Gray */
.tab-item:not(.active) {
    background: var(--bg-card);
    color: var(--text-gray-300);
    border-color: var(--border);
}

.tab-item:not(.active):hover {
    background: var(--bg-card-light);
    border-color: var(--border-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.tab-icon {
    font-size: 22px;
    display: flex;
    align-items: center;
}

.tab-text {
    font-weight: 700;
    letter-spacing: 0.5px;
}

/* Main layout */
.main-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 32px;
    max-width: 1200px;
    margin: 0 auto;
    padding-bottom: 24px;
}

/* Control panel wrapper */
.control-panel-wrapper {
    position: relative;
    border-radius: var(--radius-xl);
    background: var(--bg-card);
    box-shadow: var(--shadow-xl);
}

/* Control panel - Dark Background */
.control-panel {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: 40px 36px;
    position: relative;
}

.panel-header {
    text-align: center;
    margin-bottom: 36px;
}

.panel-title {
    font-size: 30px;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.title-icon {
    font-size: 34px;
    animation: sparkle 2s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.15) rotate(180deg); }
}

.panel-subtitle {
    font-size: 16px;
    color: var(--text-gray-300);
    font-weight: 400;
}

.control-panel form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Main text input - 100% Width, Large, Prominent */
.input-group.main-input {
    width: 100%;
    margin-bottom: 4px;
}

.input-group.main-input input {
    width: 100%;
    padding: 22px 24px;
    font-size: 18px;
    font-weight: 500;
    border: 3px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-input);
    color: var(--text-white);
    transition: all 0.3s ease;
    font-family: inherit;
    text-align: center;
}

.input-group.main-input input:focus {
    outline: none;
    border-color: var(--border-focus);
    box-shadow: 0 0 0 4px rgba(251, 191, 36, 0.15),
                0 4px 20px rgba(251, 191, 36, 0.2);
    background: var(--bg-card-light);
    transform: translateY(-2px);
}

.input-group.main-input input::placeholder {
    color: var(--text-gray-500);
    font-weight: 400;
}

/* Select row */
.select-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-top: 8px;
}

.input-group {
    margin-bottom: 0;
}

.input-group select {
    width: 100%;
    padding: 16px 40px 16px 16px;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-select);
    color: var(--text-white);
    font-size: 15px;
    font-weight: 500;
    font-family: inherit;
    transition: all 0.2s ease;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg width='12' height='12' viewBox='0 0 16 16' fill='none' xmlns='http://www.w3.org/2000/svg'%3e%3cpath d='M4 6L8 10L12 6' stroke='%239ca3af' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 14px center;
}

/* Placeholder option styling */
.input-group select option:first-child {
    color: var(--text-gray-400);
    font-weight: 600;
}

.input-group select:focus {
    outline: none;
    border-color: var(--border-focus);
    background: var(--bg-card-light);
    box-shadow: 0 0 0 3px rgba(251, 191, 36, 0.1);
}

.input-group select:hover {
    border-color: var(--border-light);
}

.input-group select option {
    background: var(--bg-card);
    color: var(--text-white);
    padding: 10px;
}

.input-group select optgroup {
    background: var(--bg-card);
    color: var(--text-gray-300);
    font-weight: 600;
    font-size: 13px;
    padding: 8px 0;
}

/* Generate button */
.generate-btn {
    position: relative;
    width: 100%;
    padding: 20px 32px;
    background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
    color: #1a1a1a;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 18px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-transform: uppercase;
    letter-spacing: 1px;
    overflow: hidden;
    box-shadow: 0 6px 20px rgba(251, 191, 36, 0.4);
    margin-top: 8px;
}

.generate-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: left 0.6s;
}

.generate-btn:hover::before {
    left: 100%;
}

.generate-btn:hover:not(:disabled) {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(251, 191, 36, 0.5);
    background: linear-gradient(135deg, #fcd34d 0%, #fbbf24 100%);
}

.generate-btn:active:not(:disabled) {
    transform: translateY(-1px);
}

.generate-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-icon {
    font-size: 22px;
}

.btn-text {
    position: relative;
    z-index: 1;
}

/* Loading state */
.control-panel .loading-state {
    display: none;
    text-align: center;
    padding: 20px;
    color: var(--text-gray-300);
}

.spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--border);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto 16px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.control-panel.loading .loading-state {
    display: block;
}

.control-panel.loading .generate-btn {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Error message */
.error-message {
    background: linear-gradient(135deg, #7f1d1d, #991b1b);
    border: 2px solid #dc2626;
    color: #fecaca;
    padding: 16px 20px;
    border-radius: var(--radius);
    display: none;
    text-align: center;
    font-size: 14px;
    font-weight: 600;
    animation: shake 0.4s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-8px); }
    75% { transform: translateX(8px); }
}

/* Results section - Dark Theme */
.results-section {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: 36px 32px;
    box-shadow: var(--shadow-lg);
    display: none;
}

.results-section.visible {
    display: block;
    animation: slideUp 0.5s ease-out;
}

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

.results-header {
    text-align: center;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 2px solid var(--border);
}

.results-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-white);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
}

.results-icon {
    font-size: 28px;
}

.results-subtitle {
    font-size: 15px;
    color: var(--text-gray-300);
    font-weight: 500;
}

/* Nickname grid */
.nickname-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.nickname-item {
    background: linear-gradient(135deg, #374151 0%, #2d3748 100%);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.nickname-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(251, 191, 36, 0.1), transparent);
    transition: left 0.5s;
}

.nickname-item:hover::before {
    left: 100%;
}

.nickname-item:hover {
    border-color: var(--primary);
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 12px 24px rgba(251, 191, 36, 0.2);
    background: linear-gradient(135deg, #4b5563 0%, #374151 100%);
}

.nickname-item:active {
    transform: translateY(-2px) scale(1.01);
}

.nickname-text {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-white);
    margin-bottom: 10px;
    word-break: break-word;
    line-height: 1.5;
    position: relative;
    z-index: 1;
}

.nickname-label {
    font-size: 11px;
    color: var(--text-gray-400);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--bg-input);
    border-radius: 20px;
    padding: 6px 14px;
    display: inline-block;
    position: relative;
    z-index: 1;
}

.copy-indicator {
    position: absolute;
    bottom: 14px;
    right: 14px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--success), #059669);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    opacity: 0;
    transform: scale(0.5) rotate(-180deg);
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.4);
}

.nickname-item:hover .copy-indicator {
    opacity: 1;
    transform: scale(1) rotate(0deg);
}

/* Suggestions */
.suggestions-section {
    margin-top: 8px;
}

.suggestions-card {
    background: linear-gradient(135deg, #374151, #2d3748);
    border: 2px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
}

.suggestions-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: #1a1a1a;
    text-decoration: none;
    padding: 16px 32px;
    border-radius: var(--radius-lg);
    font-size: 16px;
    font-weight: 700;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px rgba(251, 191, 36, 0.3);
}

.suggestions-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(251, 191, 36, 0.4);
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
}

.btn-arrow {
    font-size: 20px;
    transition: transform 0.3s;
}

.suggestions-btn:hover .btn-arrow {
    transform: translateX(5px);
}

/* Toast notification */
.toast {
    position: fixed;
    top: 24px;
    right: 24px;
    background: linear-gradient(135deg, var(--success), #059669);
    color: white;
    padding: 16px 24px;
    border-radius: var(--radius-lg);
    font-size: 15px;
    font-weight: 600;
    transform: translateX(450px);
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    z-index: 1000;
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: 12px;
}

.toast.show {
    transform: translateX(0);
}

.toast-icon {
    font-size: 22px;
}

/* Animations */
.nickname-item {
    animation: fadeInUp 0.4s ease forwards;
    opacity: 0;
}

.nickname-item:nth-child(1) { animation-delay: 0.05s; }
.nickname-item:nth-child(2) { animation-delay: 0.1s; }
.nickname-item:nth-child(3) { animation-delay: 0.15s; }
.nickname-item:nth-child(4) { animation-delay: 0.2s; }
.nickname-item:nth-child(5) { animation-delay: 0.25s; }
.nickname-item:nth-child(6) { animation-delay: 0.3s; }

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

/* Responsive */
@media (max-width: 1024px) {
    .nickname-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .tabs-wrapper {
        gap: 12px;
    }
    
    .tab-item {
        padding: 16px 20px;
        font-size: 16px;
    }
    
    .tab-icon {
        font-size: 20px;
    }
    
    .control-panel {
        padding: 32px 24px;
    }
    
    .panel-title {
        font-size: 26px;
    }
    
    .panel-subtitle {
        font-size: 15px;
    }
    
    .input-group.main-input input {
        padding: 20px 20px;
        font-size: 17px;
    }
    
    .select-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .input-group select {
        padding: 15px 40px 15px 14px;
        font-size: 15px;
    }

    .nickname-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }
    
    .generate-btn {
        font-size: 17px;
        padding: 18px 28px;
    }
    
    .results-section {
        padding: 28px 15px;
    }
    
    .results-title {
        font-size: 22px;
    }
}

@media (max-width: 480px) {
    .tabs-container {
        margin-bottom: 24px;
    }
    
    .tab-item {
        padding: 14px 16px;
        font-size: 15px;
        flex-direction: column;
        gap: 6px;
    }
    
    .tab-icon {
        font-size: 24px;
    }
    
    .control-panel {
        padding: 28px 20px;
    }
    
    .panel-title {
        font-size: 24px;
        flex-direction: column;
        gap: 8px;
    }
    
    .panel-subtitle {
        font-size: 14px;
    }
    
    .input-group.main-input input {
        padding: 18px 16px;
        font-size: 16px;
    }
    
    .generate-btn {
        padding: 16px 24px;
        font-size: 16px;
    }
    
    .toast {
        right: 12px;
        left: 12px;
        font-size: 14px;
        padding: 14px 18px;
    }
    
    .nickname-item {
        padding: 18px;
    }
    
    .nickname-text {
        font-size: 17px;
    }
}

.symbol-item {
    background: transparent!important;
}

span.generated-text {
    font-size: 26px!important;
}