.panel {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 260px 1fr;
    background: #111111;
    color: var(--text);
}

.panel__side {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    padding: 1.6rem 1.2rem;
    border-right: 1px solid var(--line);
    background: #111111;
}

.panel__brand {
    color: var(--text);
    font-size: 1.05rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-decoration: none;
}

.panel__brand span {
    display: block;
    margin-top: 0.25rem;
    color: var(--accent);
    font-size: 0.75rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.panel__nav {
    display: grid;
    gap: 0.2rem;
}

.panel__nav a,
.panel__nav button {
    display: flex;
    align-items: center;
    min-height: 2.5rem;
    padding: 0 0.8rem;
    border: 0;
    border-radius: var(--radius);
    background: transparent;
    color: var(--text-soft);
    font: inherit;
    font-size: 0.95rem;
    text-decoration: none;
    text-align: left;
    cursor: pointer;
}

.panel__nav a.active,
.panel__nav a:hover,
.panel__nav button:hover {
    color: var(--text);
    background: #1a1a1a;
}

.panel__nav a.active {
    box-shadow: inset 2px 0 0 var(--accent);
}

.panel__side-foot {
    margin-top: auto;
    display: grid;
    gap: 0.4rem;
}

.panel__main {
    min-width: 0;
    padding: 2rem 2.2rem 3rem;
}

.panel__title {
    margin: 0 0 0.4rem;
    font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.panel__lead {
    margin: 0 0 1.8rem;
    color: var(--text-soft);
}

.panel-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.panel-card,
.panel-table,
.panel-form {
    padding: 1.2rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #1a1a1a;
}

.panel-card h3,
.panel-form h3 {
    margin: 0 0 0.5rem;
    font-size: 1rem;
}

.panel-card p,
.panel-card strong {
    margin: 0;
}

.panel-card strong {
    color: var(--accent);
    font-size: 1.6rem;
}

.panel-table {
    overflow: auto;
    padding: 0;
}

.panel-table table {
    width: 100%;
    border-collapse: collapse;
}

.panel-table th,
.panel-table td {
    padding: 0.9rem 1rem;
    border-bottom: 1px solid var(--line);
    text-align: left;
    vertical-align: top;
    font-size: 0.92rem;
}

.panel-table th {
    color: var(--text-soft);
    font-weight: 600;
}

.panel-form {
    display: grid;
    gap: 0.9rem;
    margin-bottom: 1rem;
}

.panel-form label,
.admin-field {
    display: grid;
    gap: 0.35rem;
}

.panel-form span,
.admin-field span {
    font-size: 0.86rem;
    font-weight: 600;
}

.panel-form input,
.panel-form textarea,
.panel-form select,
.admin-field input,
.admin-field textarea,
.admin-field select {
    width: 100%;
    min-height: 2.6rem;
    padding: 0.65rem 0.8rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #111111;
    color: var(--text);
    font: inherit;
}

.panel-form textarea,
.admin-field textarea {
    min-height: 6rem;
    resize: vertical;
}

.panel-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.panel-table .btn {
    min-height: 2.4rem;
    padding: 0 0.9rem;
}

.status {
    color: var(--accent);
    font-size: 0.9rem;
}

.auth-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 2rem 1rem;
    background: #111111;
}

.auth-card {
    width: min(420px, 100%);
    padding: 2rem 1.6rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #1a1a1a;
}

.auth-card h1 {
    margin: 0.4rem 0 0.8rem;
    font-size: 1.8rem;
}

.auth-card p,
.auth-card .auth-error {
    margin: 0 0 1rem;
    color: var(--text-soft);
    line-height: 1.5;
}

.auth-error {
    color: #ff8a8a !important;
    white-space: pre-wrap;
}

.guide-sql {
    margin-top: 1.2rem;
    padding: 1rem;
    overflow: auto;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #111111;
    color: var(--text-soft);
    font-size: 0.86rem;
    line-height: 1.5;
    white-space: pre-wrap;
}

.auth-card form {
    display: grid;
    gap: 0.9rem;
}

.auth-card label {
    display: grid;
    gap: 0.35rem;
}

.auth-card input {
    min-height: 2.8rem;
    padding: 0.7rem 0.85rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #111111;
    color: var(--text);
    font: inherit;
}

.auth-card .auth-check {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.auth-card a {
    color: var(--accent);
}

.panel-form .auth-check {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.panel-form input:disabled {
    opacity: 0.6;
}

.panel-form input[type="checkbox"],
.auth-card input[type="checkbox"] {
    width: auto;
    min-width: 1.1rem;
    min-height: 1.1rem;
    padding: 0;
}

.guide ol {
    margin: 0;
    padding-left: 1.2rem;
    color: var(--text-soft);
    line-height: 1.65;
}

.guide li + li {
    margin-top: 0.55rem;
}

.guide pre {
    margin: 0;
    padding: 1rem;
    overflow: auto;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #111111;
    color: var(--text-soft);
    font-size: 0.86rem;
    line-height: 1.5;
    white-space: pre-wrap;
}

@media (max-width: 980px) {
    .panel {
        grid-template-columns: 1fr;
    }

    .panel__side {
        border-right: 0;
        border-bottom: 1px solid var(--line);
    }

    .panel__main {
        padding: 1.4rem 1rem 2rem;
    }

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