:root {
    --primary: #d946ef;
    --primary-dark: #b91ec9;
    --bg-wrapper: #fef2f9;
    --bg-card: #ffffff;
    --bg-input: #fffbfe;
    --border-dashed: #d946ef;
    --border-input-main: #fbb6d4;
    --border-select: #d1d5db;
    --text: #6b7280;
    --text-placeholder: #9ca3af;
    --button-bg: #d946ef;
    --button-hover: #c026d3;
    --shadow-light: 0 1px 2px rgba(0, 0, 0, 0.05);
    --radius: 12px;
    --radius-lg: 16px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;
    background: #fafafa;
    padding: 20px;
}

h1.entry-title {
    font-size: 22px;
    color: var(--text);
    margin-bottom: 20px;
    text-align: center;
}

/* Main container */
.main-grid {
    max-width: 1200px;
    margin: 0 auto;
}

/* Wrapper with dashed border */
.control-panel-wrapper {
    background: var(--bg-wrapper);
    border: 3px dashed var(--border-dashed);
    border-radius: var(--radius-lg);
    padding: 20px;
}

/* Inner white card */
.control-panel {
    background: var(--bg-card);
    border-radius: calc(var(--radius-lg) - 4px);
    padding: 24px;
}

.control-panel form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Main input */
.input-group:has(#textInput) {
    width: 100%;
}

.input-group:has(#textInput) input {
    width: 100%;
    padding: 18px 20px;
    border: 2px solid var(--border-input-main);
    border-radius: var(--radius);
    background: var(--bg-input);
    font-size: 22px;
    text-align: center;
    transition: all 0.2s ease;
}

.input-group:has(#textInput) input::placeholder {
    color: var(--text-placeholder);
}

.input-group:has(#textInput) input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(217, 70, 239, 0.1);
}

/* Select row */
.select-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.input-group {
    margin: 0;
}

.input-group label {
    display: none;
}

/* Select boxes */
.input-group select {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid var(--border-select);
    border-radius: var(--radius);
    background: white;
    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='%236b7280' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 36px;
    transition: all 0.2s ease;
}

.input-group select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(217, 70, 239, 0.1);
}

.input-group select:hover {
    border-color: #9ca3af;
}

/* Button */
.generate-btn {
    width: 100%;
    padding: 16px 24px;
    background: var(--button-bg);
    color: white;
    border: none;
    border-radius: var(--radius);
    font-size: 20px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.generate-btn:hover:not(:disabled) {
    background: var(--button-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(217, 70, 239, 0.3);
}

.generate-btn:active:not(:disabled) {
    transform: translateY(0);
}

.generate-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Loading state */
.loading-state {
    display: none;
    text-align: center;
    padding: 16px;
    color: var(--text);
}

.spinner {
    width: 24px;
    height: 24px;
    border: 2px solid #e5e7eb;
    border-top: 2px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 12px;
}

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

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

.control-panel.loading .generate-btn {
    opacity: 0.6;
    cursor: not-allowed;
}

/* Error message */
.error-message {
    display: none;
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: #ef4444;
    padding: 12px;
    border-radius: var(--radius);
    text-align: center;
    margin-top: 12px;
}

/* Results section */
.results-section {
    display: none;
    margin-top: 24px;
    background: white;
    border-radius: var(--radius-lg);
}

.results-section.visible {
    display: block;
}

/* Nickname grid */
.nickname-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 12px;
}

.nickname-item {
    background: #fafafa;
    border: 1px solid #e5e7eb;
    border-radius: var(--radius);
    padding: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.nickname-item:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.nickname-text {
    font-size: 22px;
    margin-bottom: 8px;
    word-break: break-all;
}

.nickname-label {
    font-size: 11px;
    color: #9ca3af;
    text-transform: uppercase;
    background: white;
    border-radius: 12px;
    padding: 4px 10px;
    display: inline-block;
}

.copy-indicator {
    position: absolute;
    bottom: 8px;
    right: 8px;
    opacity: 0;
    transition: opacity 0.2s;
}

.nickname-item:hover .copy-indicator {
    opacity: 1;
}

/* Suggestions section */
.suggestions-section {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid #e5e7eb;
    text-align: center;
}

.suggestions-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #06b6d4;
    color: white;
    text-decoration: none;
    padding: 12px 20px;
    border-radius: var(--radius);
    font-weight: 500;
    transition: all 0.2s ease;
}

.suggestions-btn:hover {
    background: #0891b2;
    transform: translateY(-1px);
}

/* Toast */
.toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background: #10b981;
    color: white;
    padding: 12px 16px;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    gap: 8px;
    transform: translateX(400px);
    transition: transform 0.3s ease;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

/* Responsive */
@media (max-width: 768px) {
    .control-panel-wrapper {
        padding: 15px;
    }
    
    .control-panel {
        padding: 20px;
    }
    
    .select-row {
        grid-template-columns: 1fr;
    }

    .nickname-grid {
        grid-template-columns: 1fr;
    }
    
    .input-group:has(#textInput) input {
        padding: 16px;
    }
}

@media (max-width: 480px) {
    .control-panel-wrapper {
        padding: 12px;
    }
    
    .control-panel {
        padding: 16px;
    }
}