:root {
    --bg: #f4efe8;
    --bg-accent: #fff8f1;
    --surface: rgba(255, 255, 255, 0.92);
    --surface-strong: #ffffff;
    --surface-soft: #fbf5ef;
    --border: #e8ddd1;
    --border-strong: #d8c6b5;
    --text: #21160f;
    --muted: #776252;
    --primary: #c45a32;
    --primary-dark: #9f431f;
    --primary-soft: #fff1e8;
    --dark: #2f251f;
    --success-bg: #edf9f1;
    --success-text: #166534;
    --danger-bg: #fff1f2;
    --danger-text: #b42318;
    --warning-bg: #fff7e8;
    --warning-text: #9a4d00;
    --info-bg: #f6efe7;
    --info-text: #6f4e37;
    --shadow-lg: 0 24px 70px rgba(58, 35, 20, 0.12);
    --shadow-md: 0 14px 34px rgba(58, 35, 20, 0.08);
    --radius-xl: 28px;
    --radius-lg: 22px;
    --radius-md: 16px;
    --radius-sm: 12px;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
    min-height: 100%;
    font-family: "Segoe UI", system-ui, sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, #fff8ef 0, transparent 28%),
        radial-gradient(circle at top right, #ffe8d9 0, transparent 24%),
        linear-gradient(180deg, #fffaf6 0, var(--bg) 32%, #f2ebe3 100%);
}

body {
    min-height: 100vh;
}

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

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

.app-shell {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 300px minmax(0, 1fr);
}

.sidebar {
    position: sticky;
    top: 0;
    min-height: 100vh;
    padding: 30px 22px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    background: linear-gradient(180deg, rgba(255,255,255,0.88), rgba(249,242,235,0.92));
    backdrop-filter: blur(16px);
    border-right: 1px solid rgba(216, 198, 181, 0.7);
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.brand strong,
.brand span {
    display: block;
}

.brand strong {
    font-size: 1.05rem;
}

.brand span {
    color: var(--muted);
    font-size: 0.9rem;
}

.brand-mark {
    width: 56px;
    height: 56px;
    border-radius: 18px;
    background: linear-gradient(135deg, #d36b3f, #a74325);
    color: white;
    display: grid;
    place-items: center;
    font-weight: 800;
    letter-spacing: 0.08em;
    box-shadow: 0 18px 34px rgba(164, 67, 37, 0.26);
}

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

.nav-link {
    display: flex;
    align-items: center;
    min-height: 52px;
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid transparent;
    color: var(--muted);
    font-weight: 700;
    transition: all .18s ease;
}

.nav-link:hover {
    background: rgba(255,255,255,0.65);
    border-color: rgba(216, 198, 181, 0.7);
    color: var(--text);
}

.nav-link.is-active {
    background: linear-gradient(135deg, var(--primary-soft), #fff8f1);
    border-color: rgba(196, 90, 50, 0.22);
    color: var(--primary-dark);
}

.sidebar-user {
    display: grid;
    gap: 6px;
    padding: 16px;
    border-radius: 18px;
    background: rgba(255,255,255,0.72);
    border: 1px solid rgba(216, 198, 181, 0.7);
}

.sidebar-user-label {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
}

.sidebar-user strong {
    font-size: 1rem;
}

.sidebar-user span {
    color: var(--muted);
    font-size: 0.9rem;
    word-break: break-word;
}

.logout-form {
    margin-top: auto;
}

.main-content {
    padding: 28px 30px 40px;
}

.main-content.is-auth {
    display: grid;
    place-items: center;
    padding: 28px 16px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 26px;
    padding: 22px 24px;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(216, 198, 181, 0.7);
    background: rgba(255,255,255,0.72);
    backdrop-filter: blur(14px);
    box-shadow: var(--shadow-md);
}

.topbar-kicker {
    margin-bottom: 6px;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--primary-dark);
}

.topbar-title {
    margin: 0;
    font-size: 1.7rem;
    line-height: 1.1;
}

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

.topbar-user {
    display: grid;
    gap: 4px;
    text-align: right;
}

.topbar-user strong {
    font-size: 0.98rem;
}

.topbar-user span {
    color: var(--muted);
    font-size: 0.88rem;
}

.topbar-logout {
    margin: 0;
}

.auth-page,
.error-page {
    width: 100%;
    max-width: 560px;
}

.auth-card,
.card {
    background: var(--surface);
    border: 1px solid rgba(216, 198, 181, 0.7);
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-xl);
}

.auth-card {
    padding: 34px;
}

.auth-header {
    margin-bottom: 22px;
}

.auth-header h1,
.page-header h1 {
    margin: 0 0 8px;
    font-size: clamp(1.9rem, 4vw, 2.4rem);
    line-height: 1.06;
}

.auth-header p,
.page-header p,
.muted {
    color: var(--muted);
}

.brand-login {
    margin-bottom: 24px;
}

.hero-note {
    display: grid;
    gap: 6px;
    padding: 16px 18px;
    margin-bottom: 16px;
    border-radius: 18px;
    background: linear-gradient(135deg, #fff4ec, #fffdfa);
    border: 1px solid rgba(196, 90, 50, 0.18);
}

.hero-note strong {
    color: var(--primary-dark);
}

.hero-note span,
.auth-footer-note {
    color: var(--muted);
    line-height: 1.5;
}

.auth-footer-note {
    margin-top: 16px;
    font-size: 0.9rem;
}

.auth-form,
.tenant-form {
    display: grid;
    gap: 18px;
}

.page-header,
.card-header,
.form-actions,
.actions-cell,
.check-row {
    display: flex;
    align-items: center;
}

.page-header,
.card-header {
    justify-content: space-between;
    gap: 16px;
}

.page-header {
    margin-bottom: 24px;
}

.portal-grid {
    display: grid;
    grid-template-columns: minmax(380px, 520px) minmax(0, 1fr);
    gap: 24px;
    align-items: start;
}

.form-card,
.list-card,
.error-card {
    padding: 24px;
}

.form-section {
    display: grid;
    gap: 16px;
    padding: 18px;
    border: 1px solid var(--border);
    border-radius: 20px;
    background: linear-gradient(180deg, rgba(255,255,255,0.78), var(--surface-soft));
}

.form-section h3,
.card-header h2 {
    margin: 0;
}

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

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

.field label {
    font-size: 0.92rem;
    font-weight: 700;
}

.input {
    width: 100%;
    min-height: 48px;
    border: 1px solid var(--border);
    background: white;
    border-radius: 14px;
    padding: 13px 14px;
    font-size: 0.98rem;
    color: var(--text);
    transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}

.input:focus {
    outline: none;
    border-color: rgba(196, 90, 50, 0.72);
    box-shadow: 0 0 0 4px rgba(196, 90, 50, 0.12);
}

.check-row {
    gap: 10px;
    color: var(--text);
    font-weight: 600;
}

.check-row input {
    width: 18px;
    height: 18px;
}

.btn {
    appearance: none;
    border: 0;
    border-radius: 14px;
    padding: 12px 18px;
    font-weight: 800;
    cursor: pointer;
    transition: transform .16s ease, box-shadow .16s ease, opacity .16s ease, background .16s ease;
}

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

.btn-primary {
    background: linear-gradient(135deg, var(--primary), #db7b53);
    color: white;
    box-shadow: 0 14px 24px rgba(196, 90, 50, 0.2);
}

.btn-outline {
    background: white;
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-dark {
    background: var(--dark);
    color: white;
}

.btn-sm {
    padding: 10px 14px;
    font-size: 0.88rem;
}

.w-full {
    width: 100%;
}

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

.actions-cell form {
    margin: 0;
}

.table-wrap {
    overflow: auto;
    margin-top: 18px;
}

.table {
    width: 100%;
    border-collapse: collapse;
    min-width: 760px;
}

.table th,
.table td {
    padding: 16px 12px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

.table th {
    text-align: left;
    color: var(--muted);
    font-size: 0.84rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.empty-cell {
    text-align: center;
    color: var(--muted);
}

.badge {
    padding: 6px 12px;
    border-radius: 999px;
    background: var(--primary-soft);
    color: var(--primary-dark);
    font-weight: 800;
}

.alert {
    border-radius: 16px;
    padding: 14px 16px;
    margin-bottom: 14px;
    border: 1px solid transparent;
}

.alert-success {
    background: var(--success-bg);
    color: var(--success-text);
    border-color: #ccebd6;
}

.alert-danger {
    background: var(--danger-bg);
    color: var(--danger-text);
    border-color: #f9d4d7;
}

.alert-warning {
    background: var(--warning-bg);
    color: var(--warning-text);
    border-color: #f4ddb5;
}

.field-error {
    color: var(--danger-text);
    font-size: 0.84rem;
}

.hint {
    color: var(--muted);
    font-size: 0.88rem;
    line-height: 1.55;
}

.hint-emphasis {
    padding: 12px 14px;
    border-radius: 14px;
    background: rgba(255,255,255,0.74);
    border: 1px dashed rgba(196, 90, 50, 0.24);
}

.stack {
    margin-bottom: 16px;
}

.link-action {
    color: var(--primary-dark);
    font-weight: 800;
}

.info-banner {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 22px;
}

.info-banner-item {
    display: grid;
    gap: 6px;
    padding: 16px 18px;
    border-radius: 18px;
    background: rgba(255,255,255,0.7);
    border: 1px solid rgba(216, 198, 181, 0.7);
    box-shadow: var(--shadow-md);
}

.info-banner-item strong {
    color: var(--info-text);
}

.info-banner-item span {
    color: var(--muted);
    line-height: 1.5;
    font-size: 0.92rem;
}

@media (max-width: 1180px) {
    .portal-grid,
    .info-banner {
        grid-template-columns: 1fr;
    }
}

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

    .sidebar {
        position: static;
        min-height: auto;
        border-right: 0;
        border-bottom: 1px solid rgba(216, 198, 181, 0.7);
    }

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

    .topbar-actions {
        justify-content: space-between;
    }

    .topbar-user {
        text-align: left;
    }
}

@media (max-width: 720px) {
    .main-content,
    .sidebar {
        padding: 20px;
    }

    .auth-card,
    .form-card,
    .list-card,
    .error-card {
        padding: 20px;
    }

    .grid-2,
    .topbar-actions {
        grid-template-columns: 1fr;
        flex-direction: column;
        align-items: stretch;
    }

    .page-header,
    .card-header {
        flex-direction: column;
        align-items: stretch;
    }

    .table {
        min-width: 640px;
    }
}