:root {
    --ogi-primary: #40e0d0;
    --ogi-primary-dark: #0f766e;
    --ogi-bg: #f7fafc;
    --ogi-card: #ffffff;
    --ogi-text: #162033;
    --ogi-muted: #718096;
    --ogi-border: #e7eef6;
    --ogi-danger: #ef4444;
    --ogi-warning: #f59e0b;
    --ogi-success: #10b981;
    --ogi-shadow: 0 18px 45px -30px rgba(15, 23, 42, .38);
}

* {
    box-sizing: border-box;
}

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

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

button {
    cursor: pointer;
}

button:disabled {
    cursor: not-allowed;
    opacity: .65;
}

.hidden {
    display: none !important;
}

.login-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
    background:
        radial-gradient(circle at top left, rgba(64, 224, 208, .26), transparent 30%),
        linear-gradient(135deg, #f8fafc, #eefdfb);
}

.login-card {
    width: min(440px, 100%);
    background: #fff;
    border: 1px solid var(--ogi-border);
    border-radius: 28px;
    padding: 30px;
    box-shadow: var(--ogi-shadow);
}

.brand-mark {
    width: 46px;
    height: 46px;
    border-radius: 16px;
    display: grid;
    place-items: center;
    color: #fff;
    background: linear-gradient(135deg, var(--ogi-primary-dark), var(--ogi-primary));
    font-weight: 900;
}

.eyebrow {
    color: var(--ogi-primary-dark);
    font-size: 11px;
    letter-spacing: .14em;
    text-transform: uppercase;
    font-weight: 900;
}

.login-card h1,
.page-title h1 {
    margin: 8px 0 6px;
    font-size: 26px;
    line-height: 1.15;
}

.login-card p,
.page-title p {
    margin: 0;
    color: var(--ogi-muted);
    font-size: 13px;
    line-height: 1.6;
}

.form-grid {
    display: grid;
    gap: 12px;
}

.form-row {
    display: grid;
    gap: 6px;
}

.form-row label {
    color: #64748b;
    font-size: 11px;
    font-weight: 800;
    text-transform: uppercase;
}

.form-row input,
.form-row select,
.form-row textarea {
    width: 100%;
    border: 1px solid var(--ogi-border);
    border-radius: 14px;
    background: #f8fafc;
    padding: 12px 13px;
    outline: none;
    color: var(--ogi-text);
}

.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
    border-color: var(--ogi-primary);
    box-shadow: 0 0 0 4px rgba(64, 224, 208, .14);
}

.btn {
    border: 0;
    border-radius: 14px;
    padding: 12px 14px;
    font-weight: 850;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    transition: transform .16s ease, box-shadow .16s ease, background .16s ease;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--ogi-primary-dark), var(--ogi-primary));
    color: #fff;
    box-shadow: 0 12px 26px -18px rgba(15, 118, 110, .9);
}

.btn-dark {
    background: #162033;
    color: #fff;
}

.btn-soft {
    background: #ecfeff;
    color: var(--ogi-primary-dark);
    border: 1px solid #cffafe;
}

.btn-danger {
    background: #fff1f2;
    color: var(--ogi-danger);
    border: 1px solid #ffe4e6;
}

.btn-warning {
    background: #fffbeb;
    color: #b45309;
    border: 1px solid #fde68a;
}

.auth-error {
    display: none;
    color: #be123c;
    background: #fff1f2;
    border: 1px solid #ffe4e6;
    border-radius: 14px;
    padding: 11px 12px;
    font-size: 12px;
    font-weight: 700;
}

.auth-error.is-visible {
    display: block;
}

body[data-auth="app"] .login-shell {
    display: none;
}

body[data-auth="login"] .app-shell {
    display: none;
}

.app-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 280px 1fr;
}

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    background: #fff;
    border-right: 1px solid var(--ogi-border);
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.sidebar-header {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-header strong {
    display: block;
    font-size: 14px;
}

.sidebar-header span {
    display: block;
    font-size: 11px;
    color: var(--ogi-muted);
}

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

.nav-btn {
    border: 0;
    background: transparent;
    width: 100%;
    text-align: left;
    border-radius: 16px;
    padding: 12px 13px;
    color: #64748b;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    font-weight: 850;
}

.nav-btn.active,
.nav-btn:hover {
    color: var(--ogi-primary-dark);
    background: #ecfeff;
}

.sidebar-footer {
    margin-top: auto;
}

.main {
    min-width: 0;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(247, 250, 252, .88);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(226, 232, 240, .8);
    padding: 14px 22px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
}

.mobile-menu {
    display: none;
}

.admin-profile {
    text-align: right;
    font-size: 12px;
    color: var(--ogi-muted);
}

.admin-profile strong {
    display: block;
    color: var(--ogi-text);
}

.content {
    padding: 22px;
}

.page-section {
    display: none;
}

.page-section.active {
    display: block;
}

.page-title {
    margin-bottom: 18px;
}

.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.card {
    background: var(--ogi-card);
    border: 1px solid var(--ogi-border);
    border-radius: 22px;
    padding: 18px;
    box-shadow: var(--ogi-shadow);
}

.kpi-card span {
    display: block;
    color: var(--ogi-muted);
    font-size: 11px;
    font-weight: 850;
    text-transform: uppercase;
}

.kpi-card strong {
    display: block;
    margin-top: 9px;
    font-size: 26px;
}

.content-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr;
    gap: 14px;
    margin-top: 14px;
}

.toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
    margin-bottom: 14px;
}

.toolbar input,
.toolbar select {
    border: 1px solid var(--ogi-border);
    background: #fff;
    border-radius: 14px;
    padding: 11px 12px;
    outline: none;
    min-height: 44px;
}

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

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 860px;
}

th,
td {
    text-align: left;
    border-bottom: 1px solid var(--ogi-border);
    padding: 12px 10px;
    font-size: 12px;
    vertical-align: top;
}

th {
    color: #64748b;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: .08em;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 5px 9px;
    font-size: 10px;
    font-weight: 900;
    text-transform: uppercase;
}

.status-trial { background: #ecfeff; color: #0f766e; }
.status-expired { background: #fff7ed; color: #c2410c; }
.status-active { background: #ecfdf5; color: #047857; }
.status-suspended { background: #fff1f2; color: #be123c; }
.status-maintenance { background: #eef2ff; color: #4338ca; }
.status-pending { background: #fffbeb; color: #b45309; }
.status-failed { background: #fff1f2; color: #be123c; }

.action-row {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.mini-btn {
    border: 1px solid var(--ogi-border);
    background: #fff;
    color: #334155;
    border-radius: 10px;
    padding: 7px 9px;
    font-size: 11px;
    font-weight: 850;
}

.mini-btn:hover {
    background: #f8fafc;
}

.list {
    display: grid;
    gap: 9px;
}

.list-item {
    padding: 12px;
    border: 1px solid var(--ogi-border);
    border-radius: 16px;
    background: #f8fafc;
}

.list-item strong {
    display: block;
    font-size: 13px;
}

.list-item span {
    display: block;
    color: var(--ogi-muted);
    font-size: 11px;
    margin-top: 4px;
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 80;
    display: none;
    place-items: center;
    background: rgba(15, 23, 42, .46);
    padding: 18px;
}

.modal.active {
    display: grid;
}

.modal-card {
    width: min(760px, 100%);
    max-height: 90vh;
    overflow-y: auto;
    background: #fff;
    border-radius: 24px;
    border: 1px solid var(--ogi-border);
    padding: 20px;
    box-shadow: var(--ogi-shadow);
}

.modal-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 16px;
}

.modal-head h3 {
    margin: 0;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
}

.toast {
    position: fixed;
    right: 18px;
    bottom: 18px;
    z-index: 120;
    display: none;
    max-width: 340px;
    background: #fff;
    border: 1px solid var(--ogi-border);
    border-radius: 18px;
    padding: 12px 14px;
    box-shadow: var(--ogi-shadow);
    color: #334155;
    font-size: 12px;
    font-weight: 800;
}

.toast.active {
    display: block;
}

.payment-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
    background:
        radial-gradient(circle at top right, rgba(64, 224, 208, .22), transparent 32%),
        #f8fafc;
}

.payment-card {
    width: min(520px, 100%);
    background: #fff;
    border: 1px solid var(--ogi-border);
    border-radius: 28px;
    padding: 28px;
    box-shadow: var(--ogi-shadow);
}

.price {
    font-size: 34px;
    font-weight: 950;
    margin: 14px 0;
    color: var(--ogi-primary-dark);
}

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

    .sidebar {
        position: fixed;
        z-index: 70;
        transform: translateX(-105%);
        transition: transform .22s ease;
        width: 280px;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .mobile-menu {
        display: inline-flex;
    }

    .kpi-grid,
    .content-grid,
    .grid-2 {
        grid-template-columns: 1fr;
    }

    .admin-profile {
        display: none;
    }
}

@media (max-width: 560px) {
    .topbar,
    .content {
        padding-left: 14px;
        padding-right: 14px;
    }

    .login-card,
    .payment-card {
        padding: 22px;
        border-radius: 22px;
    }

    .toast {
        left: 12px;
        right: 12px;
        bottom: 12px;
        max-width: none;
    }
}