:root {
    --bg: #f3f6fc;
    --panel: #ffffff;
    --border: #dbe4f2;
    --text: #17305f;
    --muted: #66779d;
    --blue: #2357d8;
    --blue-dark: #133b9f;
    --danger: #cd3451;
    --success: #1f8f58;
    --shadow: 0 18px 45px rgba(20, 53, 122, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--text);
    background: var(--bg);
}

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
select,
textarea {
    font: inherit;
}

.dashboard-body {
    min-height: 100vh;
}

.dashboard-layout {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    min-height: 100vh;
}

.dashboard-sidebar {
    padding: 28px 20px;
    background: linear-gradient(180deg, #12368d 0%, #0d255d 100%);
    color: #fff;
}

.dashboard-brand {
    display: block;
    margin-bottom: 26px;
    font-size: 26px;
    font-weight: 800;
}

.dashboard-nav {
    display: grid;
    gap: 10px;
}

.dashboard-nav a {
    padding: 12px 14px;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.08);
}

.dashboard-main {
    padding: 28px;
}

.dashboard-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
}

.dashboard-header h1 {
    margin: 0 0 8px;
    font-size: 30px;
}

.dashboard-subtitle {
    margin: 0;
    color: var(--muted);
}

.dashboard-userbar {
    display: flex;
    align-items: center;
    gap: 12px;
}

.dashboard-link-button,
.dashboard-primary-button,
.dashboard-secondary-button,
.dashboard-danger-button,
.dashboard-text-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 0;
    border-radius: 12px;
    cursor: pointer;
}

.dashboard-link-button,
.dashboard-secondary-button {
    padding: 10px 16px;
    background: #eaf0fb;
    color: var(--text);
}

.dashboard-primary-button {
    padding: 11px 18px;
    background: var(--blue);
    color: #fff;
}

.dashboard-danger-button {
    padding: 11px 18px;
    background: var(--danger);
    color: #fff;
}

.dashboard-text-button {
    padding: 0;
    background: transparent;
    color: var(--blue);
}

.dashboard-panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 22px;
    box-shadow: var(--shadow);
    padding: 22px;
}

.narrow-panel {
    max-width: 520px;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.panel-header h2 {
    margin: 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin-bottom: 22px;
}

.stat-card {
    padding: 22px;
    border-radius: 20px;
    background: linear-gradient(180deg, #eff4ff 0%, #ffffff 100%);
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
}

.stat-card span {
    display: block;
    margin-bottom: 8px;
    color: var(--muted);
}

.stat-card strong {
    font-size: 38px;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin: 0;
}

.detail-grid dt {
    margin-bottom: 6px;
    color: var(--muted);
    font-size: 14px;
}

.detail-grid dd {
    margin: 0;
    font-weight: 700;
}

.dashboard-form {
    display: grid;
    gap: 20px;
}

.form-grid {
    display: grid;
    gap: 16px;
}

.two-columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-field {
    display: grid;
    gap: 8px;
}

.form-field label {
    font-weight: 700;
}

.form-field small {
    color: var(--muted);
}

.form-field input,
.form-field select,
.form-field textarea,
.dashboard-input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #fff;
    color: var(--text);
}

.checkbox-field input {
    width: auto;
}

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

.field-error,
.form-errors {
    color: var(--danger);
    font-size: 14px;
}

.table-shell {
    overflow-x: auto;
}

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

.dashboard-table th,
.dashboard-table td {
    padding: 14px 10px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: top;
}

.dashboard-table th {
    color: var(--muted);
    font-size: 14px;
}

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

.actions-cell form {
    margin: 0;
}

.status-badge {
    display: inline-flex;
    padding: 6px 10px;
    border-radius: 999px;
    background: #eef2fa;
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}

.status-badge.success {
    background: #e3f8ed;
    color: var(--success);
}

.url-cell {
    max-width: 320px;
    word-break: break-all;
}

.dashboard-messages {
    display: grid;
    gap: 10px;
    margin-bottom: 18px;
}

.dashboard-message {
    padding: 12px 14px;
    border-radius: 14px;
    background: #fff6db;
    color: #7a5600;
}

.dashboard-message.success {
    background: #e8f8ef;
    color: var(--success);
}

.empty-copy,
.delete-copy {
    color: var(--muted);
}

.dashboard-login-body {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 20px;
    background: linear-gradient(180deg, #dce8ff 0%, #f5f8ff 100%);
}

.dashboard-login-shell {
    width: 100%;
    max-width: 420px;
}

.dashboard-login-card {
    background: #fff;
    border-radius: 24px;
    box-shadow: var(--shadow);
    padding: 28px;
}

.dashboard-login-card h1 {
    margin: 0 0 8px;
}

.dashboard-login-card p {
    margin: 0 0 22px;
    color: var(--muted);
}

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

    .dashboard-sidebar {
        padding: 18px;
    }

    .dashboard-main {
        padding: 18px;
    }

    .stats-grid,
    .detail-grid,
    .two-columns {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .dashboard-header,
    .panel-header {
        flex-direction: column;
        align-items: stretch;
    }

    .dashboard-userbar {
        justify-content: space-between;
    }

    .dashboard-panel {
        padding: 16px;
    }

    .dashboard-header h1 {
        font-size: 24px;
    }
}