:root {
    --bg: #0f172a;
    --panel: #111827;
    --muted: #94a3b8;
    --text: #e5e7eb;
    --accent: #7c3aed;
    --accent-2: #22d3ee;
    --danger: #ef4444;
    --ok: #22c55e;
    --border: #1f2937;
}

html, body {
    height: 100%;
}

body {
    margin: 0;
    font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
    background: #161f45;
    color: var(--text);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px 16px 64px;
    display: flex;
    flex-direction: column;
}

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
}

h1 {
    font-size: 1.6rem;
    margin: 0 0 0 16px;
    letter-spacing: 0.5px;
}

.muted {
    color: var(--muted);
}

.card {
    background: radial-gradient(1200px 400px at 0% -20%, rgba(124, 58, 237, 0.15), transparent 60%),
    radial-gradient(800px 300px at 100% -10%, rgba(34, 211, 238, 0.12), transparent 50%),
    var(--panel);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: stretch;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.02);
}

fieldset {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px;
    margin: 0;
}

legend {
    padding: 0 6px;
    color: var(--muted);
    font-size: 0.9rem;
}

#controls-heading {
    margin: 0;
}

.controls {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
}

#messages {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

label {
    font-size: 0.9rem;
}

input[type="number"], textarea {
    width: 100%;
    background: #0b1222;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 10px 12px;
    box-sizing: border-box;
    outline: none;
}

input[type="number"] {
    max-width: 100px;
}

textarea {
    min-height: 130px;
    resize: vertical;
}

.row {
    display: grid;
    grid-template-columns: 1fr;
    gap: 6px;
}

.row-inline {
    display: flex;
    gap: 12px;
    align-items: center;
}

.btns {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

button {
    background: linear-gradient(180deg, #1f1d39, #19182d);
    color: var(--text);
    border: 1px solid #2b2a45;
    border-radius: 10px;
    padding: 10px 14px;
    cursor: pointer;
    transition: transform 0.05s ease, filter 0.15s ease, background 0.15s ease;
}

button:hover {
    filter: brightness(1.1);
}

button:active {
    transform: translateY(1px);
}

.btn-primary {
    background: linear-gradient(180deg, #3b2e7a, #2a225e);
    border-color: #4b3aa6;
}

.btn-danger {
    background: linear-gradient(180deg, #5a1f22, #47181b);
    border-color: #7f1d1d;
}

.btn-toggle {
    background: linear-gradient(180deg, #1f1d39, #19182d);
    border-color: #2b2a45;
}

.btn-toggle.enabled {
    background: linear-gradient(180deg, #275a35, #1e452a);
    border-color: rgba(34, 197, 94, 0.6);
    color: #eafff1;
}

.btn-toggle.disabled {
    background: linear-gradient(180deg, #233047, #1a2435);
    border-color: #2b3442;
    color: var(--muted);
}

.pill {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.85rem;
    border: 1px solid var(--border);
    background: #0b1222;
    color: var(--muted);
}


.pill.warn {
    border-color: rgba(234, 179, 8, 0.3);
    color: #fde68a;
}

.pill.error {
    border-color: rgba(239, 68, 68, 0.3);
    color: #fecaca;
}

.tables {
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 0.9rem;
}

.tables fieldset {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.table-footer {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}


.table-footer .btn-toggle {
    flex: 0 0 auto;
}

.table-status {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 0;
}

.results-list {
    margin: 0;
    padding-left: 20px;
    overflow-wrap: anywhere;
    word-break: break-word;
}

#results-heading {
    margin: 0;
}

.result-item {
    margin-bottom: 8px;
    white-space: normal;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.result-item:last-child {
    margin-bottom: 0;
}

.main-grid {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.main-grid > .card {
    min-width: 0;
}

.main-grid > .card:first-of-type {
    flex: 2 1 0;
}

.main-grid > .card:last-of-type {
    flex: 3 1 0;
}

footer {
    margin-top: 32px;
    text-align: center;
    color: var(--muted);
    font-size: 0.85rem;
}

@media (max-width: 780px) {
    .main-grid {
        flex-direction: column;
        align-items: stretch; /* make cards fill full width */
    }

    .main-grid > .card {
        flex: 0 1 auto;
    }

    header {
        flex-direction: column;
        align-items: flex-start;
    }
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    backdrop-filter: saturate(0.2) blur(2px);
}

.modal {
    width: min(520px, calc(100% - 32px));
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: 0 30px 90px rgba(0, 0, 0, 0.6);
    padding: 16px;
}

.modal-title {
    margin: 0 0 8px;
    font-size: 1.2rem;
}

.modal-message {
    margin: 0 0 16px;
    color: var(--muted);
}

.modal-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.modal-actions button {
    min-width: 120px;
}

body.modal-open {
    overflow: hidden;
}

body.modal-open .container {
    filter: saturate(0.3) grayscale(0.7);
}

.advanced > summary {
    padding: 0 6px;
    color: var(--muted);
    font-size: 0.9rem;
    cursor: pointer;
    list-style: none;
    user-select: none;
}

.advanced > summary::-webkit-details-marker {
    display: none;
}

.advanced > summary::before {
    content: "▸";
    display: inline-block;
    margin-right: 6px;
    transform: rotate(0deg);
    transition: transform 0.15s ease;
}

.advanced[open] > summary::before {
    transform: rotate(90deg);
}

.advanced .advanced-body {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px;
    margin-top: 8px;
}

.permanent-prefix {
    color: var(--accent);
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-right: 6px;
}