:root {
    --primary: #7257f5;
    --primary-2: #8f5cff;
    --accent: #00a884;
    --orange: #ff7a1a;
    --dark: #0f172a;
    --dark-2: #182236;
    --muted: #64748b;
    --border: #e6e8f0;
    --bg: #f6f7fb;
    --card: #ffffff;
    --danger: #ef4444;
    --warning: #f59e0b;
    --success: #10b981;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: #1e293b;
    background: var(--bg);
}

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

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

.login-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    background:
        radial-gradient(circle at 20% 90%, rgba(255,255,255,.18), transparent 14rem),
        linear-gradient(120deg, #9b51e0 0%, #34597c 52%, #006b58 100%);
    padding: 24px;
}

.login-card {
    width: min(420px, 100%);
    border-radius: 26px;
    padding: 38px;
    background: rgba(20, 28, 58, .58);
    border: 1px solid rgba(255, 255, 255, .14);
    box-shadow: 0 30px 80px rgba(0,0,0,.28);
    color: #fff;
    text-align: center;
    backdrop-filter: blur(16px);
}

.login-card img {
    width: 118px;
    height: 118px;
    background: #fff;
    padding: 16px;
    border-radius: 18px;
    margin-bottom: 18px;
}

.login-card h1 {
    margin: 0;
    font-size: 28px;
    line-height: 1.1;
}

.login-card p {
    margin: 8px 0 28px;
    color: rgba(255,255,255,.78);
}

.form-row {
    margin-bottom: 16px;
    text-align: left;
}

.form-row label {
    display: block;
    font-weight: 700;
    font-size: 13px;
    color: #475569;
    margin-bottom: 7px;
}

.login-card .form-row label {
    color: rgba(255,255,255,.86);
}

.input,
.select,
.textarea {
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 13px 14px;
    background: #fff;
    color: #0f172a;
    outline: none;
    transition: border .18s, box-shadow .18s;
}

.textarea {
    min-height: 110px;
    resize: vertical;
}

.input:focus,
.select:focus,
.textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(114,87,245,.12);
}

.login-card .input {
    border: 0;
    background: #eef4ff;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: 0;
    border-radius: 14px;
    padding: 12px 18px;
    cursor: pointer;
    font-weight: 800;
    transition: transform .15s, box-shadow .15s, opacity .15s;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn-primary {
    color: #fff;
    background: linear-gradient(135deg, var(--primary), #6540c7);
    box-shadow: 0 14px 30px rgba(114,87,245,.24);
}

.btn-orange {
    width: 100%;
    color: #fff;
    background: var(--orange);
    box-shadow: 0 14px 30px rgba(255,122,26,.25);
}

.btn-light {
    color: #1e293b;
    background: #eef2ff;
}

.btn-danger {
    background: var(--danger);
    color: #fff;
}

.btn-warning {
    background: var(--warning);
    color: #111827;
}

.btn-success {
    background: var(--success);
    color: #fff;
}

.btn-block {
    width: 100%;
}

.error-box {
    padding: 12px 14px;
    border-radius: 14px;
    background: rgba(239, 68, 68, .12);
    color: #fecaca;
    margin-bottom: 16px;
    text-align: left;
    font-size: 14px;
}

.shell {
    display: grid;
    grid-template-columns: 288px 1fr;
    min-height: 100vh;
}

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    background: linear-gradient(180deg, #101827, #172336);
    color: #cbd5e1;
    padding: 24px 18px;
    display: flex;
    flex-direction: column;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
}

.brand img {
    width: 45px;
    height: 45px;
    border-radius: 14px;
    background: #fff;
    padding: 6px;
}

.brand strong {
    color: #fff;
    display: block;
}

.brand span {
    display: block;
    color: #8b9bb5;
    font-size: 12px;
}

.profile-card {
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.07);
    border-radius: 16px;
    padding: 14px;
    display: flex;
    gap: 12px;
    align-items: center;
    margin-bottom: 24px;
}

.avatar {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border-radius: 14px;
    background: var(--primary);
    color: #fff;
    font-weight: 900;
}

.profile-card strong {
    display: block;
    color: #fff;
}

.profile-card span {
    color: #94a3b8;
    font-size: 13px;
    text-transform: capitalize;
}

.nav {
    display: grid;
    gap: 8px;
}

.nav a {
    padding: 13px 14px;
    border-radius: 13px;
    color: #aab6c8;
    font-weight: 700;
}

.nav a:hover,
.nav a.active {
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
}

.sidebar-footer {
    margin-top: auto;
    border-top: 1px solid rgba(255,255,255,.07);
    padding-top: 18px;
}

.sidebar-footer a {
    color: #94a3b8;
    font-weight: 700;
}

.main {
    padding: 28px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 24px;
}

.topbar h1 {
    margin: 0 0 6px;
    color: #5b5ce2;
    font-size: 32px;
}

.topbar p {
    margin: 0;
    color: var(--muted);
}

.grid {
    display: grid;
    gap: 18px;
}

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

.grid-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-5 {
    grid-template-columns: repeat(5, minmax(0, 1fr));
}

.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 22px;
    box-shadow: 0 12px 28px rgba(15, 23, 42, .06);
}

.action-card {
    text-align: center;
    min-height: 115px;
    display: grid;
    place-items: center;
    color: #334155;
    font-weight: 800;
}

.action-card .icon {
    font-size: 32px;
    color: var(--primary);
}

.stat {
    border-top: 4px solid var(--primary);
}

.stat-number {
    font-size: 34px;
    font-weight: 900;
    color: #0f172a;
}

.stat-title {
    color: #64748b;
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .04em;
}

.table-card {
    overflow: hidden;
    padding: 0;
}

.table-header {
    padding: 22px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.table-header h2 {
    margin: 0;
    font-size: 20px;
}

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

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

th,
td {
    padding: 16px 18px;
    border-top: 1px solid #edf0f5;
    text-align: left;
    vertical-align: top;
}

th {
    font-size: 12px;
    letter-spacing: .04em;
    color: #64748b;
    text-transform: uppercase;
    background: #f8fafc;
}

td {
    font-size: 14px;
}

.muted {
    color: var(--muted);
    font-size: 13px;
}

.badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 5px 10px;
    font-size: 11px;
    font-weight: 900;
    letter-spacing: .03em;
}

.badge-success {
    background: #d1fae5;
    color: #047857;
}

.badge-danger {
    background: #fee2e2;
    color: #dc2626;
}

.badge-warning {
    background: #fef3c7;
    color: #b45309;
}

.badge-muted {
    background: #e5e7eb;
    color: #374151;
}

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

.full {
    grid-column: 1 / -1;
}

.credential-box {
    background: linear-gradient(135deg, #f4f1ff, #ecfeff);
    border: 1px dashed #9a89ff;
    border-radius: 18px;
    padding: 18px;
    margin-top: 16px;
}

.copy-row {
    display: flex;
    gap: 8px;
    align-items: center;
    margin: 8px 0;
}

.copy-row code {
    flex: 1;
    background: #fff;
    border: 1px solid var(--border);
    padding: 10px 12px;
    border-radius: 12px;
    overflow: auto;
}

.inline-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.flash-stack {
    position: fixed;
    z-index: 50;
    top: 18px;
    right: 18px;
    display: grid;
    gap: 8px;
}

.flash {
    padding: 13px 16px;
    border-radius: 14px;
    box-shadow: 0 12px 30px rgba(0,0,0,.12);
    background: #fff;
    border: 1px solid var(--border);
    font-weight: 700;
}

.flash-success {
    border-left: 5px solid var(--success);
}

.flash-error {
    border-left: 5px solid var(--danger);
}

.flash-info {
    border-left: 5px solid var(--primary);
}

.filter-bar {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
}

.filter-bar .input {
    max-width: 360px;
}

.small-form {
    display: inline;
}

.info-list {
    display: grid;
    gap: 12px;
}

.info-list div {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    border-bottom: 1px solid #eef2f7;
    padding-bottom: 10px;
}

.info-list strong {
    color: #475569;
}

.device-list {
    display: grid;
    gap: 10px;
}

.device-item {
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: 14px;
    background: #f8fafc;
}

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

    .sidebar {
        position: relative;
        height: auto;
    }

    .grid-3,
    .grid-4,
    .grid-5,
    .form-grid {
        grid-template-columns: 1fr;
    }

    .topbar {
        align-items: flex-start;
        flex-direction: column;
    }
}