/* EIP-712 Signature Debug Tool - Dark Theme Styles */

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --border-color: #30363d;
    --text-primary: #c9d1d9;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --accent-blue: #58a6ff;
    --accent-green: #3fb950;
    --accent-purple: #a371f7;
    --accent-orange: #d29922;
    --error-red: #f85149;
    --success-green: #238636;
    --font-mono: 'SF Mono', 'Fira Code', 'Monaco', 'Menlo', 'Consolas', monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', sans-serif;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 20px rgba(0, 0, 0, 0.5);
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
}

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

body {
    font-family: var(--font-sans);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

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

/* Header */
header {
    text-align: center;
    padding: 30px 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 30px;
}

header h1 {
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

header .subtitle {
    color: var(--accent-blue);
    font-size: 1rem;
}

/* Main Layout */
main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

@media (max-width: 1024px) {
    main {
        grid-template-columns: 1fr;
    }
}

/* Panels */
.panel {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--shadow-md);
}

.panel h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.panel h2::before {
    content: '';
    width: 4px;
    height: 20px;
    background: var(--accent-blue);
    border-radius: 2px;
}

/* Form Elements */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

textarea {
    width: 100%;
    min-height: 300px;
    padding: 16px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.8125rem;
    line-height: 1.5;
    resize: vertical;
    transition: border-color 0.2s, box-shadow 0.2s;
}

textarea:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.15);
}

textarea::placeholder {
    color: var(--text-muted);
}

/* Radio Group */
.radio-group {
    display: flex;
    gap: 20px;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.radio-label input[type="radio"] {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    background-color: var(--bg-primary);
    cursor: pointer;
    transition: all 0.2s;
}

.radio-label input[type="radio"]:checked {
    border-color: var(--accent-blue);
    background-color: var(--accent-blue);
    box-shadow: inset 0 0 0 3px var(--bg-primary);
}

/* Buttons */
.button-group {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.btn {
    padding: 10px 20px;
    font-size: 0.875rem;
    font-weight: 500;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background-color: var(--accent-blue);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: #4898e5;
    box-shadow: var(--shadow-sm);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn-example {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: 8px 12px;
    font-size: 0.75rem;
    line-height: 1.3;
    flex: 1;
    min-width: 100px;
}

.btn-example:hover {
    background-color: var(--accent-blue);
    border-color: var(--accent-blue);
}

.btn-example small {
    display: block;
    color: var(--text-muted);
    font-size: 0.65rem;
    margin-top: 2px;
}

.btn-example:hover small {
    color: rgba(255, 255, 255, 0.8);
}

/* Example Section */
.example-section {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.example-section label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.example-buttons {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

@media (max-width: 768px) {
    .example-buttons {
        grid-template-columns: 1fr;
    }
}

/* Info Box */
.info-box {
    margin-top: 20px;
    padding: 16px;
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--accent-blue);
}

.info-box h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.info-box ul {
    list-style: none;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.info-box li {
    margin-bottom: 6px;
    padding-left: 12px;
    position: relative;
}

.info-box li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--accent-blue);
}

.info-box li strong {
    color: var(--accent-green);
}

.info-box li ul {
    margin-top: 4px;
    margin-left: 12px;
}

.info-box li ul li {
    padding-left: 8px;
}

.info-box code {
    background-color: var(--bg-primary);
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 0.7rem;
    color: var(--accent-orange);
}

.info-box h4:not(:first-child) {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
}

.info-box .code-example {
    background-color: var(--bg-primary);
    padding: 10px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--accent-green);
    margin-top: 8px;
    overflow-x: auto;
    white-space: pre;
}

/* Output Panel */
.output-panel {
    max-height: calc(100vh - 200px);
    overflow-y: auto;
}

.output-note {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    padding: 10px 12px;
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--accent-purple);
}

/* Error Display */
.error-display {
    background-color: rgba(248, 81, 73, 0.1);
    border: 1px solid var(--error-red);
    color: var(--error-red);
    padding: 12px 16px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
    font-size: 0.875rem;
}

.error-display.hidden {
    display: none;
}

/* Output Groups */
.output-group {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.output-group:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.output-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.output-header label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
}

.output-header .hint {
    color: var(--text-muted);
    font-weight: 400;
    font-size: 0.75rem;
}

.copy-btn {
    padding: 4px 10px;
    font-size: 0.75rem;
    background-color: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s;
}

.copy-btn:hover {
    background-color: var(--border-color);
    color: var(--text-primary);
}

.output-value {
    padding: 12px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    word-break: break-all;
    font-size: 0.8125rem;
    color: var(--accent-green);
    min-height: 42px;
}

/* Full Order Output */
.full-order-group {
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 24px;
}

.full-order {
    white-space: pre-wrap;
    max-height: 300px;
    overflow-y: auto;
    margin: 0;
    color: var(--accent-blue);
}

.mono {
    font-family: var(--font-mono);
}

/* Signature Breakdown */
.signature-breakdown {
    margin-top: 12px;
    padding: 12px;
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-sm);
}

.sig-part {
    display: flex;
    gap: 8px;
    margin-bottom: 8px;
    font-size: 0.75rem;
}

.sig-part:last-child {
    margin-bottom: 0;
}

.sig-label {
    color: var(--text-muted);
    font-weight: 500;
    min-width: 20px;
}

.sig-part .mono {
    color: var(--accent-orange);
    word-break: break-all;
}

/* Permit2 Section */
.permit2-section {
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-top: 20px;
}

.permit2-section h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--accent-purple);
    margin-bottom: 16px;
}

.output-subgroup {
    margin-bottom: 16px;
}

.output-subgroup:last-child {
    margin-bottom: 0;
}

/* Collapsible Section */
.collapsible {
    background-color: var(--bg-tertiary);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.collapsible-header {
    width: 100%;
    padding: 12px 16px;
    background-color: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background-color 0.2s;
}

.collapsible-header:hover {
    background-color: var(--bg-primary);
}

.chevron {
    font-size: 0.75rem;
    transition: transform 0.2s;
}

.collapsible-content {
    display: none;
    padding: 0 16px 16px;
}

.collapsible-content .output-subgroup {
    margin-bottom: 12px;
}

.collapsible-content label {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 4px;
    display: block;
}

.collapsible-content .output-value {
    font-size: 0.75rem;
    padding: 8px 10px;
    min-height: 34px;
}

/* Footer */
footer {
    text-align: center;
    padding: 30px 0;
    margin-top: 40px;
    border-top: 1px solid var(--border-color);
    color: var(--text-muted);
    font-size: 0.875rem;
}

footer .version {
    margin-top: 4px;
    font-size: 0.75rem;
}

footer .deployed-info {
    margin-top: 8px;
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .container {
        padding: 16px;
    }
    
    header h1 {
        font-size: 1.5rem;
    }
    
    .panel {
        padding: 16px;
    }
    
    textarea {
        min-height: 200px;
    }
    
    .button-group {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    .radio-group {
        flex-direction: column;
        gap: 12px;
    }
    
    .output-panel {
        max-height: none;
    }
}

/* Animation for copy feedback */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.copy-btn:active {
    animation: pulse 0.2s ease;
}