/* myCode Web Interface — Dark mode developer tool aesthetic */

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --bg-input: #0d1117;
    --border: #30363d;
    --border-focus: #58a6ff;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --accent: #58a6ff;
    --accent-hover: #79c0ff;
    --green: #3fb950;
    --green-dim: #238636;
    --amber: #d29922;
    --amber-dim: #9e6a03;
    --red: #f85149;
    --red-dim: #da3633;
    --orange: #f0883e;
    --purple: #bc8cff;
    --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', Consolas, monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    --radius: 6px;
    --radius-lg: 10px;
}

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

html {
    font-size: 15px;
}

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

/* ── Layout ── */

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

/* ── Two-Column Layout ── */

.columns {
    display: grid;
    grid-template-columns: 40% 1fr;
    gap: 1.25rem;
    align-items: start;
}

.col-left {
    position: sticky;
    top: 1rem;
    max-height: calc(100vh - 2rem);
    overflow-y: auto;
    /* Hide scrollbar but keep scrolling */
    scrollbar-width: thin;
    scrollbar-color: var(--border) transparent;
}

.col-left::-webkit-scrollbar {
    width: 4px;
}

.col-left::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 2px;
}

.col-right {
    min-height: 200px;
}

.results-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    color: var(--text-muted);
    font-size: 1.07rem;
    border: 1px dashed var(--border);
    border-radius: var(--radius-lg);
}

header {
    text-align: center;
    margin-bottom: 2.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
}

header h1 {
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

header h1 span {
    color: var(--accent);
}

header p {
    color: var(--text-secondary);
    font-size: 1.2rem;
    margin-top: 0.5rem;
}

footer {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.88rem;
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    line-height: 1.8;
}

/* ── Sections ── */

.section {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 1.5rem;
    margin-bottom: 1.25rem;
}

.section-title {
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.hidden {
    display: none !important;
}

/* ── Input Section ── */

.input-group {
    display: flex;
    gap: 0.5rem;
}

.input-group input {
    flex: 1;
    padding: 0.65rem 0.85rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 1.07rem;
    outline: none;
    transition: border-color 0.15s;
}

.input-group input::placeholder {
    color: var(--text-muted);
}

.input-group input:focus {
    border-color: var(--border-focus);
}

.divider {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 1rem 0;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
}

.upload-area {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    border: 1px dashed var(--border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: border-color 0.15s, background 0.15s;
    color: var(--text-secondary);
    font-size: 1.07rem;
}

.upload-area:hover {
    border-color: var(--accent);
    background: rgba(88, 166, 255, 0.04);
}

.upload-area input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
}

/* ── Buttons ── */

.btn {
    padding: 0.65rem 1.25rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 1.0rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    font-family: var(--font-sans);
}

.btn-primary {
    background: var(--green-dim);
    border-color: var(--green-dim);
    color: #fff;
}

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

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

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

.btn-accent {
    background: #1f6feb;
    border-color: #1f6feb;
    color: #fff;
}

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

.btn-sm {
    padding: 0.4rem 0.85rem;
    font-size: 0.95rem;
}

/* ── Preflight Diagnostics ── */

.diagnostics-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.diag-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 0.85rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius);
    font-size: 1.07rem;
}

.diag-label {
    color: var(--text-secondary);
}

.diag-value {
    font-family: var(--font-mono);
    font-size: 0.95rem;
}

.diag-value.pass { color: var(--green); }
.diag-value.warn { color: var(--amber); }
.diag-value.fail { color: var(--red); }

.viability-banner {
    margin-top: 0.75rem;
    padding: 0.65rem 0.85rem;
    border-radius: var(--radius);
    font-size: 1.07rem;
    font-weight: 500;
}

.viability-banner.pass {
    background: rgba(63, 185, 80, 0.1);
    border: 1px solid rgba(63, 185, 80, 0.3);
    color: var(--green);
}

.viability-banner.fail {
    background: rgba(248, 81, 73, 0.1);
    border: 1px solid rgba(248, 81, 73, 0.3);
    color: var(--red);
}

/* ── Conversation ── */

.conversation-thread {
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
}

.message {
    padding: 0.85rem 1rem;
    border-radius: var(--radius);
    font-size: 1.07rem;
    line-height: 1.55;
    white-space: pre-wrap;
}

.message.system {
    background: var(--bg-tertiary);
    border-left: 3px solid var(--accent);
    color: var(--text-primary);
}

.message.user {
    background: rgba(88, 166, 255, 0.08);
    border-left: 3px solid var(--purple);
    color: var(--text-primary);
}

.reply-area {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.reply-area textarea {
    flex: 1;
    padding: 0.65rem 0.85rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 1.07rem;
    resize: vertical;
    min-height: 2.5rem;
    max-height: 8rem;
    outline: none;
    transition: border-color 0.15s;
}

.reply-area textarea:focus {
    border-color: var(--border-focus);
}

/* ── Progress ── */

.progress-container {
    margin-top: 0.5rem;
}

.progress-bar-track {
    height: 6px;
    background: var(--bg-tertiary);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 0.75rem;
}

.progress-bar-fill {
    height: 100%;
    background: var(--accent);
    border-radius: 3px;
    transition: width 0.4s ease;
    width: 0%;
}

.progress-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.95rem;
    color: var(--text-secondary);
}

.progress-right {
    display: flex;
    gap: 0.75rem;
    align-items: center;
}

#progress-elapsed {
    font-family: var(--font-mono);
    color: var(--text-muted);
    font-size: 0.95rem;
}

.progress-scenario {
    font-family: var(--font-mono);
    color: var(--text-muted);
    font-size: 0.88rem;
}

/* ── Report ── */

.report-header {
    margin-bottom: 1.25rem;
}

.report-summary {
    font-size: 1.07rem;
    line-height: 1.6;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.report-note {
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
    padding: 0.5rem 0.75rem;
    border-left: 2px solid var(--border);
}

.report-stats {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.stat {
    display: flex;
    align-items: baseline;
    gap: 0.35rem;
    font-size: 0.95rem;
}

.stat-value {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 1.2rem;
}

.stat-label {
    color: var(--text-secondary);
}

/* ── Findings ── */

.findings-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.finding-card {
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius);
    border-left: 3px solid var(--border);
}

.finding-card.critical { border-left-color: var(--red); }
.finding-card.warning { border-left-color: var(--amber); }
.finding-card.info { border-left-color: var(--accent); }

.finding-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.severity-badge {
    padding: 0.15rem 0.45rem;
    border-radius: 3px;
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.severity-badge.critical {
    background: rgba(248, 81, 73, 0.15);
    color: var(--red);
}

.severity-badge.warning {
    background: rgba(210, 153, 34, 0.15);
    color: var(--amber);
}

.severity-badge.info {
    background: rgba(88, 166, 255, 0.15);
    color: var(--accent);
}

.finding-title {
    font-weight: 600;
    font-size: 1.2rem;
}

.finding-description {
    font-size: 1.07rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

.consequence {
    color: var(--red);
}

.finding-details {
    margin-top: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: var(--bg-primary);
    border-radius: var(--radius);
    font-family: var(--font-mono);
    font-size: 0.88rem;
    color: var(--text-muted);
    white-space: pre-wrap;
    overflow-x: auto;
}

.finding-diagnosis {
    margin-top: 0.5rem;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.5;
}

.finding-deps {
    margin-top: 0.4rem;
    font-size: 0.88rem;
    color: var(--text-muted);
}

/* ── Chart Tooltips ── */

.chart-tooltip {
    display: none;
    position: absolute;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 0.25rem 0.5rem;
    font-size: 0.78rem;
    font-family: var(--font-mono);
    color: var(--text-primary);
    white-space: nowrap;
    pointer-events: none;
    z-index: 10;
}

/* ── Degradation Bars ── */

.degradation-section {
    margin-top: 1.25rem;
}

.perf-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
    margin-top: 0.5rem;
}

.perf-table thead tr {
    text-align: left;
    border-bottom: 2px solid var(--border);
}

.perf-table th {
    padding: 0.4rem 0.5rem;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.perf-table td {
    padding: 0.35rem 0.5rem;
}

.perf-table tbody tr {
    border-bottom: 1px solid var(--border);
}

.perf-table tbody tr.chart-row {
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
}

.perf-table tbody tr.chart-row td {
    padding: 0.4rem 0.5rem 0.5rem;
}

.degradation-card {
    margin-bottom: 0.85rem;
    padding: 0.85rem;
    background: var(--bg-tertiary);
    border-radius: var(--radius);
}

.degradation-title {
    font-size: 1.0rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.degradation-metric {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin-bottom: 0.35rem;
}

.degradation-steps {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.degradation-step {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.88rem;
}

.degradation-step-label {
    min-width: 6rem;
    font-family: var(--font-mono);
    color: var(--text-secondary);
    text-align: right;
}

.degradation-bar-track {
    flex: 1;
    height: 10px;
    background: var(--bg-primary);
    border-radius: 5px;
    overflow: hidden;
}

.degradation-bar-fill {
    height: 100%;
    border-radius: 5px;
    transition: width 0.3s;
}

.degradation-bar-fill.green { background: var(--green); }
.degradation-bar-fill.amber { background: var(--amber); }
.degradation-bar-fill.red { background: var(--red); }

.degradation-step-value {
    min-width: 4rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ── Incomplete Tests ── */

.incomplete-section {
    margin-top: 1.25rem;
}

.incomplete-toggle {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.0rem;
    font-family: var(--font-sans);
    padding: 0.4rem 0;
}

.incomplete-toggle:hover {
    color: var(--text-primary);
}

.incomplete-toggle .arrow {
    transition: transform 0.2s;
    font-size: 0.8rem;
}

.incomplete-toggle.open .arrow {
    transform: rotate(90deg);
}

.incomplete-list {
    margin-top: 0.5rem;
}

/* ── Download Buttons ── */

.download-row {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

/* ── Spinner ── */

.spinner {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    vertical-align: middle;
    margin-right: 0.4rem;
}

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

/* ── Loading State ── */

.loading-text {
    color: var(--text-secondary);
    font-size: 1.07rem;
}

/* ── Responsive ── */

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

    .col-left {
        position: static;
        max-height: none;
        overflow-y: visible;
    }
}

@media (max-width: 640px) {
    html {
        font-size: 14px;
    }

    .container {
        padding: 1.25rem 1rem 3rem;
    }

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

    .input-group {
        flex-direction: column;
    }

    .input-group .btn {
        width: 100%;
    }

    .report-stats {
        flex-direction: column;
        gap: 0.5rem;
    }

    .degradation-step-label {
        min-width: 4.5rem;
        font-size: 0.8rem;
    }

    .download-row {
        flex-direction: column;
    }

    .download-row .btn {
        width: 100%;
        text-align: center;
    }
}

/* ── Post-Report Survey ── */

.survey-section {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.survey-title {
    font-size: 0.85rem;
    color: var(--text-dim);
    margin-bottom: 0.75rem;
}

.survey-q {
    margin-bottom: 0.75rem;
}

.survey-label {
    display: block;
    font-size: 0.85rem;
    margin-bottom: 0.35rem;
}

.survey-pills {
    display: flex;
    gap: 0.4rem;
}

.pill {
    background: var(--card);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.3rem 0.7rem;
    border-radius: 1rem;
    cursor: pointer;
    font-size: 0.8rem;
    transition: background 0.15s, border-color 0.15s;
}

.pill:hover {
    border-color: var(--accent);
}

.pill-selected {
    background: var(--accent);
    border-color: var(--accent);
    color: #000;
}

.survey-thanks {
    font-size: 0.85rem;
    color: var(--green);
    margin-top: 0.5rem;
}

/* ── Intake Form ── */

.form-group {
    margin-bottom: 0.6rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.form-group:last-of-type {
    border-bottom: none;
    margin-bottom: 0.4rem;
}

.form-group-title {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.3rem;
}

.form-label {
    display: block;
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-bottom: 0.15rem;
    margin-top: 0.35rem;
}

.form-row {
    display: flex;
    gap: 0.6rem;
}

.form-field {
    flex: 1;
}

#intake-section {
    padding: 1rem 1.25rem;
}

#intake-section textarea,
#intake-section input[type="number"],
#intake-section select {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text-primary);
    padding: 0.35rem 0.5rem;
    font-family: var(--font-sans);
    font-size: 0.82rem;
}

#intake-section textarea:focus,
#intake-section input:focus,
#intake-section select:focus {
    border-color: var(--border-focus);
    outline: none;
}

/* Pill group — radio buttons styled as pills */
.pill-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
    margin-top: 0.15rem;
}

.pill-group .pill {
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    color: var(--text-primary);
    padding: 0.2rem 0.6rem;
    border-radius: 1rem;
    cursor: pointer;
    font-size: 0.78rem;
    transition: background 0.15s, border-color 0.15s;
    user-select: none;
}

.pill-group .pill input[type="radio"] {
    display: none;
}

.pill-group .pill:hover {
    border-color: var(--accent);
}

.pill-group .pill:has(input:checked) {
    background: var(--accent);
    border-color: var(--accent);
    color: #000;
    font-weight: 600;
}

/* ── Report Project Description ── */

.report-project-desc {
    font-size: 1rem;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.6rem;
    padding-bottom: 0.4rem;
    border-bottom: 1px solid var(--border);
}

#intake-section > .btn {
    margin-top: 0.4rem;
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

/* ── Data Validation Warning ── */

.data-warning {
    background: rgba(210, 153, 34, 0.15);
    border: 1px solid var(--amber);
    color: var(--amber);
    border-radius: var(--radius);
    padding: 0.4rem 0.75rem;
    font-size: 0.78rem;
    margin-bottom: 0.4rem;
}

/* ── Prediction Box ── */

#prediction-section {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-secondary);
    padding: 1rem;
    margin-bottom: 1rem;
}

.prediction-header {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.6rem;
}

.prediction-list {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.prediction-item {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.6rem;
    border-radius: var(--radius);
    background: var(--bg-tertiary);
    font-size: 0.85rem;
}

.prediction-item.pred-critical { border-left: 3px solid var(--red); }
.prediction-item.pred-warning { border-left: 3px solid var(--amber); }
.prediction-item.pred-info { border-left: 3px solid var(--text-muted); }

.pred-title {
    flex: 1;
    color: var(--text-primary);
}

.pred-pct {
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-primary);
    min-width: 3em;
    text-align: right;
}

.pred-note {
    width: 100%;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.pred-confirmed {
    width: 100%;
    font-size: 0.75rem;
    color: var(--green);
    margin-top: 0.2rem;
}

.pred-not-confirmed {
    width: 100%;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.2rem;
}

/* ── Responsive: stack form fields on narrow screens ── */
@media (max-width: 480px) {
    .form-row {
        flex-direction: column;
    }
}