:root {
    --color-primary-950: #082653;
    --color-primary-900: #12356f;
    --color-primary-800: #18468c;
    --color-primary-700: #2454a4;
    --color-primary-100: #e8f0ff;
    --color-primary-50: #f3f7ff;
    --color-surface: #ffffff;
    --color-background: #f5f7fb;
    --color-border: #dce3ef;
    --color-text: #14233a;
    --color-text-muted: #66748a;
    --color-success: #147a50;
    --color-success-soft: #e5f6ee;
    --color-warning: #9a5b08;
    --color-warning-soft: #fff2d9;
    --color-danger: #b4232d;
    --color-danger-soft: #ffeaec;
    --radius-sm: 0.55rem;
    --radius-md: 0.85rem;
    --radius-lg: 1.1rem;
    --shadow-soft: 0 8px 28px rgba(20, 35, 58, 0.06);
    --sidebar-width: 17rem;
    --topbar-height: 4.5rem;
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
}

*, *::before, *::after { box-sizing: border-box; }

html, body { min-height: 100%; }

body {
    margin: 0;
    background: var(--color-background);
    color: var(--color-text);
    font-family: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    font-size: 0.9375rem;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; }
h1, h2, p { margin-top: 0; }
button:focus-visible, a:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible, label:focus-visible {
    outline: 3px solid rgba(36, 84, 164, 0.28);
    outline-offset: 2px;
}

.drawer-toggle { position: fixed; opacity: 0; pointer-events: none; }
.app-shell { min-height: 100vh; }
.app-sidebar {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 40;
    width: var(--sidebar-width);
    background: var(--color-surface);
    border-right: 1px solid var(--color-border);
}
.app-workspace { min-width: 0; margin-left: var(--sidebar-width); }
.app-topbar {
    position: sticky;
    top: 0;
    z-index: 30;
    min-height: var(--topbar-height);
    display: grid;
    grid-template-columns: minmax(12rem, 1fr) auto;
    align-items: center;
    gap: var(--space-6);
    padding: 0 var(--space-8);
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--color-border);
    box-shadow: 0 3px 14px rgba(20, 35, 58, 0.04);
}
.topbar-heading { display: flex; align-items: center; gap: var(--space-3); min-width: 0; }
.topbar-title { font-size: 1.1rem; font-weight: 700; white-space: nowrap; }
.menu-button { display: none !important; }
.topbar-actions { display: flex; align-items: center; justify-content: flex-end; gap: var(--space-4); }
.cash-status { display: inline-flex; align-items: center; gap: 0.65rem; min-height: 2.5rem; padding: 0.45rem 0.8rem; border: 1px solid var(--color-border); border-radius: 999px; background: white; }
.cash-status-dot { width: 0.72rem; height: 0.72rem; border-radius: 50%; box-shadow: 0 0 0 4px rgba(100, 116, 139, 0.12); }
.cash-status-copy { display: flex; flex-direction: column; line-height: 1.15; }
.cash-status-copy strong { color: var(--color-text); font-size: 0.76rem; }
.cash-status-copy small { color: var(--color-text-muted); font-size: 0.68rem; }
.cash-status--active { border-color: #bbf7d0; background: #f0fdf4; }
.cash-status--active .cash-status-dot { background: var(--color-success); box-shadow: 0 0 0 4px rgba(22, 163, 74, 0.14); }
.cash-status--inactive { border-color: #fecaca; background: #fef2f2; }
.cash-status--inactive .cash-status-dot { background: var(--color-danger); box-shadow: 0 0 0 4px rgba(220, 38, 38, 0.14); }
.icon-button {
    position: relative;
    display: inline-grid;
    width: 2.5rem;
    height: 2.5rem;
    place-items: center;
    border: 0;
    border-radius: 50%;
    color: var(--color-primary-900);
    background: var(--color-primary-50);
    cursor: pointer;
    font-size: 1.35rem;
}
.user-menu { position: relative; padding-left: var(--space-4); border-left: 1px solid var(--color-border); }
.user-menu-summary { display: flex; align-items: center; gap: var(--space-3); border-radius: var(--radius-sm); cursor: pointer; list-style: none; }
.user-menu-summary::-webkit-details-marker { display: none; }
.user-menu-summary:focus-visible { outline: 3px solid rgba(36, 84, 164, 0.3); outline-offset: 0.25rem; }
.user-menu-copy, .user-menu-identity { display: flex; flex-direction: column; line-height: 1.3; }
.user-menu-copy { text-align: right; }
.user-menu-copy strong, .user-menu-identity strong { font-size: 0.82rem; }
.user-menu-copy span, .user-menu-identity span { color: var(--color-text-muted); font-size: 0.72rem; }
.profile-avatar { display: grid; place-items: center; width: 2.5rem; height: 2.5rem; border-radius: 50%; background: var(--color-primary-900); color: white; font-weight: 700; font-size: 0.78rem; }
.user-menu-chevron { color: var(--color-text-muted); transition: transform 150ms ease; }
.user-menu[open] .user-menu-chevron { transform: rotate(180deg); }
.user-menu-panel { position: absolute; top: calc(100% + var(--space-3)); right: 0; z-index: 50; display: grid; min-width: 13rem; gap: var(--space-3); padding: var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: white; box-shadow: 0 12px 30px rgba(20, 35, 58, 0.16); }
.user-menu-panel form { margin: 0; }
.logout-button { width: 100%; padding: 0.6rem 0.75rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: white; color: var(--color-primary-900); font-size: 0.75rem; font-weight: 700; cursor: pointer; }
.logout-button:hover { background: var(--color-primary-50); }
.logout-button:focus-visible { outline: 3px solid rgba(36, 84, 164, 0.3); outline-offset: 0.15rem; }
.app-content { width: 100%; padding: var(--space-8); }

.sidebar-content { height: 100%; display: flex; flex-direction: column; overflow: hidden; }
.institution-brand { display: flex; align-items: center; gap: var(--space-3); min-height: 6.75rem; padding: var(--space-5) var(--space-6); border-bottom: 1px solid var(--color-border); text-decoration: none; }
.institution-brand img { width: 3.65rem; height: 3.65rem; object-fit: contain; }
.institution-brand span { display: flex; min-width: 0; flex-direction: column; }
.institution-brand strong { color: var(--color-primary-900); font-size: 1rem; line-height: 1.25; }
.institution-brand small { margin-top: 0.2rem; color: var(--color-text-muted); font-size: 0.68rem; letter-spacing: 0.08em; text-transform: uppercase; }
.sidebar-navigation { flex: 1; overflow-y: auto; padding: var(--space-4); scrollbar-width: thin; }
.sidebar-nav-group { margin: var(--space-5) 0 0; }
.sidebar-nav-group h2 { margin: 0 0 var(--space-2) var(--space-3); color: #8994a6; font-size: 0.66rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; }
.sidebar-nav-items { display: grid; gap: 0.15rem; }
.sidebar-nav-item { display: flex; align-items: center; gap: var(--space-3); min-height: 2.45rem; padding: 0.55rem var(--space-3); border-left: 3px solid transparent; border-radius: var(--radius-sm); color: #536177; text-decoration: none; font-size: 0.82rem; font-weight: 500; transition: background-color 150ms ease, color 150ms ease; }
.sidebar-nav-item:hover { color: var(--color-primary-800); background: var(--color-primary-50); }
.sidebar-nav-item.active { color: var(--color-primary-900); background: var(--color-primary-100); border-left-color: var(--color-primary-700); font-weight: 700; }
.sidebar-nav-icon { flex: 0 0 1.35rem; text-align: center; color: var(--color-primary-700); font-size: 0.92rem; font-weight: 700; }
.sidebar-footer { display: flex; flex-direction: column; padding: var(--space-4) var(--space-6); border-top: 1px solid var(--color-border); color: var(--color-text-muted); font-size: 0.75rem; }
.sidebar-footer small { color: #98a2b2; }
.drawer-overlay { display: none; }

.dashboard-page { width: min(100%, 92rem); margin: 0 auto; display: grid; gap: var(--space-6); }
.page-header { display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-4); }
.page-header h1 { margin: 0; font-size: clamp(1.55rem, 2vw, 2rem); line-height: 1.2; letter-spacing: -0.025em; }
.page-eyebrow, .section-eyebrow { margin-bottom: 0.25rem; color: var(--color-primary-700); font-size: 0.68rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; }
.page-description { margin: 0.35rem 0 0; color: var(--color-text-muted); }
.page-header-actions { flex: 0 0 auto; }
.module-status-note { display: inline-flex; padding: 0.4rem 0.7rem; border-radius: 9999px; color: var(--color-primary-800); background: var(--color-primary-100); font-size: 0.75rem; font-weight: 700; }
.kpi-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--space-4); }
.kpi-card, .dashboard-card, .data-table-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-soft); }
.kpi-card { min-height: 10.5rem; display: flex; flex-direction: column; justify-content: space-between; padding: var(--space-5); }
.kpi-card-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-3); }
.kpi-card-heading p { margin-bottom: var(--space-2); color: var(--color-text-muted); font-size: 0.69rem; font-weight: 800; letter-spacing: 0.065em; text-transform: uppercase; }
.kpi-value { display: block; font-size: clamp(1.35rem, 2vw, 1.75rem); line-height: 1.2; letter-spacing: -0.03em; }
.kpi-icon { display: grid; place-items: center; width: 2.6rem; height: 2.6rem; flex: 0 0 auto; border-radius: 50%; background: var(--color-primary-100); color: var(--color-primary-800); font-size: 1.1rem; font-weight: 800; }
.kpi-support { color: var(--color-text-muted); font-size: 0.78rem; font-weight: 500; }
.kpi-card--success .kpi-icon { background: var(--color-success-soft); color: var(--color-success); }
.kpi-card--danger .kpi-icon { background: var(--color-danger-soft); color: var(--color-danger); }
.dashboard-main-grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(18rem, 1fr); gap: var(--space-6); }
.dashboard-card { padding: var(--space-6); min-width: 0; }
.card-heading, .data-table-heading { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
.card-heading h2, .data-table-heading h2 { margin: 0; font-size: 1.1rem; }
.text-button, .secondary-button { border-radius: var(--radius-sm); color: var(--color-primary-800); font-weight: 700; cursor: pointer; }
.text-button { padding: 0.45rem 0.7rem; border: 0; background: var(--color-primary-50); }
.text-button:disabled, .secondary-button:disabled { opacity: 0.6; cursor: not-allowed; }
.chart-summary { margin-top: var(--space-5); display: flex; align-items: baseline; gap: var(--space-3); }
.chart-summary strong { font-size: 1.35rem; }
.chart-summary span { color: var(--color-text-muted); font-size: 0.78rem; }
.collection-chart { min-height: 18rem; display: grid; grid-template-columns: repeat(30, minmax(0, 1fr)); align-items: end; gap: 0.35rem; margin-top: var(--space-5); padding: var(--space-5) var(--space-3) var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: linear-gradient(180deg, #fafbfe 0%, #fff 100%); }
.collection-chart-item { min-width: 0; height: 15rem; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; gap: 0.45rem; }
.collection-chart-bar { width: 100%; min-height: 0.25rem; border-radius: 999px 999px 0 0; background: linear-gradient(180deg, #0f3f8f, #2563eb); box-shadow: 0 8px 16px rgba(36, 84, 164, 0.24); border: 1px solid rgba(15, 63, 143, 0.18); }
.collection-chart-item span { writing-mode: vertical-rl; transform: rotate(180deg); color: var(--color-text-muted); font-size: 0.62rem; font-weight: 800; }
.module-empty-state { display: grid; place-items: center; align-content: center; gap: var(--space-2); text-align: center; color: var(--color-text-muted); background: radial-gradient(circle at center top, var(--color-primary-50), white 60%); }
.module-empty-state h3 { margin: 0; color: var(--color-text); font-size: 1rem; }
.module-empty-state p { max-width: 30rem; margin: 0; font-size: 0.78rem; }
.chart-empty-state { min-height: 17rem; margin-top: var(--space-4); border: 1px dashed var(--color-border); border-radius: var(--radius-md); }
.compact-empty-state { min-height: 13.5rem; padding: var(--space-5); border: 1px dashed var(--color-border); border-radius: var(--radius-md); }
.alert-count { display: inline-grid; min-width: 1.4rem; height: 1.4rem; margin-left: 0.25rem; place-items: center; border-radius: 999px; background: var(--color-danger); color: white; font-size: 0.7rem; vertical-align: 0.12rem; }
.alert-list { display: grid; gap: var(--space-3); margin-top: var(--space-5); }
.sunat-alert { display: flex; gap: var(--space-3); padding: var(--space-3); border: 1px solid; border-radius: var(--radius-md); }
.sunat-alert--danger { border-color: #f6cbd0; background: var(--color-danger-soft); }
.sunat-alert--warning { border-color: #f0d49f; background: var(--color-warning-soft); }
.sunat-alert--info { border-color: #cad9f5; background: var(--color-primary-50); }
.alert-icon { display: grid; width: 1.7rem; height: 1.7rem; flex: 0 0 auto; place-items: center; border-radius: 50%; color: var(--color-primary-900); background: rgba(255,255,255,0.75); font-weight: 800; }
.sunat-alert strong { font-size: 0.82rem; }
.sunat-alert p { margin: 0.2rem 0 0.35rem; color: var(--color-text-muted); font-size: 0.75rem; line-height: 1.4; }
.sunat-alert a { color: var(--color-primary-800); font-size: 0.74rem; font-weight: 700; }
.secondary-button { width: 100%; margin-top: var(--space-4); padding: 0.65rem 1rem; border: 1px solid var(--color-border); background: white; }
.dashboard-link-button { display: block; text-align: center; text-decoration: none; }
.dashboard-secondary-grid { margin-top: var(--space-6); grid-template-columns: minmax(0, 1.4fr) minmax(18rem, 1fr); }
.debtors-list, .payment-method-list { display: grid; gap: var(--space-3); margin-top: var(--space-5); }
.debtor-item, .payment-method-item { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding: var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: #fafbfe; text-decoration: none; }
.debtor-item:hover { border-color: var(--color-primary-300); background: var(--color-primary-50); }
.debtor-item strong, .payment-method-item strong { display: block; color: var(--color-text); font-size: 0.84rem; }
.debtor-item span, .payment-method-item span { display: block; margin-top: 0.15rem; color: var(--color-text-muted); font-size: 0.72rem; }
.debtor-item small { display: block; margin-top: 0.3rem; color: var(--color-text-muted); font-size: 0.7rem; }
.debtor-item b, .payment-method-item b { color: var(--color-text); white-space: nowrap; font-size: 0.9rem; font-variant-numeric: tabular-nums; }
.data-table-card { overflow: hidden; }
.data-table-heading { padding: var(--space-5) var(--space-6); border-bottom: 1px solid var(--color-border); }
.text-link { color: var(--color-primary-800); font-size: 0.8rem; font-weight: 700; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.data-table-scroll { width: 100%; overflow-x: auto; }
.payments-table { width: 100%; min-width: 54rem; border-collapse: collapse; text-align: left; }
.payments-table th { padding: 0.8rem 1rem; color: var(--color-text-muted); background: #fafbfe; font-size: 0.66rem; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; }
.payments-table td { padding: 0.9rem 1rem; border-top: 1px solid var(--color-border); color: #46546a; font-size: 0.8rem; }
.payments-table tbody tr:hover { background: var(--color-primary-50); }
.payments-table td strong { display: block; color: var(--color-text); font-size: 0.82rem; }
.payments-table td span:not(.status-badge):not(.status-dot) { display: block; color: var(--color-text-muted); font-size: 0.7rem; }
.payments-table .table-empty-state { height: 9rem; color: var(--color-text-muted); text-align: center; }
.amount-column { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.actions-column { text-align: center; white-space: nowrap; }
.table-action { width: 2rem; height: 2rem; margin: 0 0.1rem; border: 0; border-radius: 50%; color: var(--color-primary-700); background: transparent; cursor: pointer; }
.table-action:hover { background: var(--color-primary-100); }
.status-badge { display: inline-flex !important; width: fit-content; align-items: center; gap: 0.35rem; padding: 0.28rem 0.55rem; border-radius: 999px; font-size: 0.69rem !important; font-weight: 700; }
.status-dot { width: 0.38rem; height: 0.38rem; border-radius: 50%; background: currentColor; }
.status-badge--success { color: var(--color-success) !important; background: var(--color-success-soft); }
.status-badge--warning { color: var(--color-warning) !important; background: var(--color-warning-soft); }
.status-badge--danger { color: var(--color-danger) !important; background: var(--color-danger-soft); }

.primary-button, .secondary-inline-button { min-height: 2.65rem; padding: 0.65rem 1.1rem; border-radius: var(--radius-sm); font-weight: 800; cursor: pointer; }
.primary-button { border: 0; color: white; background: var(--color-primary-800); box-shadow: 0 8px 18px rgba(36, 84, 164, 0.18); }
.secondary-inline-button { border: 1px solid var(--color-border); color: var(--color-primary-800); background: white; }

.devices-page { width: min(100%, 92rem); margin: 0 auto; display: grid; gap: var(--space-6); }
.devices-register-card { display: grid; gap: var(--space-5); }
.devices-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-4); }
.devices-field { display: grid; gap: var(--space-2); color: var(--color-text-muted); font-size: 0.75rem; font-weight: 800; }
.devices-field--wide { grid-column: 1 / -1; }
.devices-field input, .devices-field textarea { width: 100%; padding: 0.7rem 0.85rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); color: var(--color-text); background: var(--color-primary-50); resize: vertical; }
.devices-field .validation-message { color: var(--color-danger); font-weight: 700; }
.devices-form-actions { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); margin-top: var(--space-5); }
.devices-form-actions span { color: var(--color-text-muted); font-size: 0.78rem; }
.devices-alert { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding: var(--space-4) var(--space-5); border: 1px solid; border-radius: var(--radius-md); }
.devices-alert--error { justify-content: flex-start; border-color: #f6cbd0; color: var(--color-danger); background: var(--color-danger-soft); }
.devices-token { align-items: flex-end; border-color: #f0d49f; background: var(--color-warning-soft); }
.devices-token p { margin: 0.25rem 0 var(--space-3); color: #68430d; }
.devices-token code { display: block; max-width: 100%; padding: 0.65rem; border-radius: var(--radius-sm); overflow-wrap: anywhere; color: var(--color-text); background: white; user-select: all; }
.devices-state { min-height: 14rem; display: grid; place-items: center; align-content: center; gap: var(--space-2); padding: var(--space-8); color: var(--color-text-muted); text-align: center; }
.devices-table { min-width: 58rem; }

.users-page { width: min(100%, 92rem); margin: 0 auto; display: grid; gap: var(--space-6); }
.users-create-card { display: grid; gap: var(--space-5); }
.users-form-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-4); }
.users-field { display: grid; gap: var(--space-2); color: var(--color-text-muted); font-size: 0.75rem; font-weight: 800; }
.users-field input, .users-field select, .users-table select { width: 100%; min-height: 2.65rem; padding: 0.65rem 0.8rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); color: var(--color-text); background: var(--color-primary-50); }
.users-form-actions { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); margin-top: var(--space-5); }
.users-form-actions span { color: var(--color-text-muted); font-size: 0.78rem; }
.users-operational-access { display: grid; gap: var(--space-4); margin-top: var(--space-5); padding: var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: white; }
.users-operational-access h3 { margin: 0; font-size: 1rem; color: var(--color-text); }
.users-check-field { display: flex; align-items: center; gap: var(--space-2); color: var(--color-text-muted); font-weight: 800; font-size: 0.82rem; }
.users-alert { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); padding: var(--space-4) var(--space-5); border: 1px solid; border-radius: var(--radius-md); }
.users-alert--error { justify-content: flex-start; border-color: #f6cbd0; color: var(--color-danger); background: var(--color-danger-soft); }
.users-alert--success { border-color: #b9dec9; color: var(--color-success); background: var(--color-success-soft); }
.users-password { align-items: flex-end; border-color: #f0d49f; background: var(--color-warning-soft); }
.users-password p { margin: 0.25rem 0 var(--space-3); color: #68430d; }
.users-password code { display: block; padding: 0.65rem; border-radius: var(--radius-sm); overflow-wrap: anywhere; color: var(--color-text); background: white; user-select: all; }
.users-state { min-height: 12rem; display: grid; place-items: center; align-content: center; gap: var(--space-3); padding: var(--space-8); color: var(--color-text-muted); text-align: center; }
.users-table { min-width: 76rem; }
.users-table td > span, .users-table td > small { display: block; margin-top: 0.2rem; color: var(--color-text-muted); }
.users-table select { min-width: 10rem; margin-bottom: 0.35rem; }
.users-actions, .users-confirmation { display: flex; flex-wrap: wrap; align-items: center; justify-content: flex-end; gap: var(--space-2); }
.users-confirmation { min-width: 18rem; }
.users-confirmation span { flex-basis: 100%; color: var(--color-text-muted); font-size: 0.75rem; }
.users-device-column { min-width: 14rem; }
.users-device-column .status-badge { display: inline-flex; margin-top: 0.35rem; }
.users-token-action { margin-top: 0.45rem; }
.users-token-confirmation { justify-content: flex-start; margin-top: 0.5rem; }
.status-badge--warning { color: #80520b; background: var(--color-warning-soft); }
.revoke-confirmation { display: inline-flex; gap: var(--space-2); }
.danger-button, .danger-link { border-radius: var(--radius-sm); color: var(--color-danger); font-weight: 800; cursor: pointer; }
.danger-button { padding: 0.45rem 0.65rem; border: 0; color: white; background: var(--color-danger); }
.danger-link { padding: 0.35rem 0.5rem; border: 0; background: transparent; }
.danger-link:hover { background: var(--color-danger-soft); }
.danger-link:disabled, .primary-button:disabled { opacity: 0.6; cursor: not-allowed; }
.empty-state-icon { display: grid; width: 4.25rem; height: 4.25rem; place-items: center; border-radius: 50%; color: var(--color-primary-800); background: var(--color-primary-100); font-size: 1.8rem; font-weight: 900; }

.sale-page { width: min(100%, 92rem); margin: 0 auto; display: grid; gap: var(--space-6); }
.sale-intro-card { display: flex; justify-content: space-between; gap: var(--space-6); padding: var(--space-6); background: linear-gradient(135deg, var(--color-primary-900), var(--color-primary-700)); color: white; border-radius: var(--radius-lg); box-shadow: var(--shadow-soft); }
.sale-intro-card h2 { margin: 0 0 var(--space-2); font-size: clamp(1.25rem, 2vw, 1.7rem); }
.sale-intro-card p { max-width: 48rem; margin: 0; color: rgba(255,255,255,0.82); }
.sale-intro-card .section-eyebrow { color: #d9e6ff; }
.flow-pills { display: flex; flex-wrap: wrap; align-content: flex-start; justify-content: flex-end; gap: var(--space-2); min-width: 16rem; }
.flow-pills span { padding: 0.48rem 0.7rem; border: 1px solid rgba(255,255,255,0.32); border-radius: 999px; background: rgba(255,255,255,0.12); font-size: 0.75rem; font-weight: 800; }
.sale-layout-grid { display: grid; grid-template-columns: minmax(0, 2.35fr) minmax(18rem, 0.8fr); gap: var(--space-6); align-items: start; }
.sale-main-stack { display: grid; gap: var(--space-6); min-width: 0; }
.sale-card { padding: var(--space-6); min-width: 0; }
.search-field { display: grid; gap: var(--space-2); margin-top: var(--space-5); color: var(--color-text-muted); font-size: 0.78rem; font-weight: 700; }
.search-field input { width: 100%; min-height: 2.75rem; padding: 0.7rem 1rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); color: var(--color-text); background: var(--color-primary-50); }
.academic-search-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: end; gap: var(--space-3); }
.academic-search-row .primary-button { min-width: 9.5rem; }
.academic-search-row .primary-button:disabled { opacity: 0.65; cursor: wait; }
.academic-search-status { margin-top: var(--space-4); }
.academic-search-status .status-badge { max-width: 100%; white-space: normal; }
.selected-person-card { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: var(--space-4); margin-top: var(--space-4); padding: var(--space-4); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: #fbfcff; }
.person-avatar { display: grid; place-items: center; width: 3rem; height: 3rem; border-radius: 50%; background: var(--color-primary-900); color: white; font-weight: 800; }
.selected-person-card strong, .selected-person-card span, .selected-person-card small { display: block; }
.selected-person-card span, .selected-person-card p, .selected-person-card small { color: var(--color-text-muted); }
.selected-person-card p { margin: 0.2rem 0; }
.mode-grid, .sale-two-column { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-6); }
.mode-card { border-top: 4px solid transparent; }
.mode-card--active { border-top-color: var(--color-primary-700); }
.mode-card header p:not(.section-eyebrow) { margin: var(--space-2) 0 0; color: var(--color-text-muted); font-size: 0.82rem; }
.option-list { display: grid; gap: var(--space-3); margin-top: var(--space-5); }
.selectable-option { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: var(--space-3); padding: var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-md); background: white; }
.selectable-option--selected { border-color: var(--color-primary-700); background: var(--color-primary-50); box-shadow: inset 0 0 0 1px rgba(36,84,164,0.18); }
.selection-dot { width: 0.85rem; height: 0.85rem; border: 2px solid var(--color-primary-700); border-radius: 50%; }
.selectable-option--selected .selection-dot { background: var(--color-primary-700); box-shadow: inset 0 0 0 3px white; }
.selectable-option small { display: block; color: var(--color-text-muted); font-size: 0.72rem; }
.selectable-option b { white-space: nowrap; color: var(--color-primary-900); }
.receipt-toggle { display: inline-flex; gap: 0.2rem; margin-top: var(--space-5); padding: 0.25rem; border: 1px solid var(--color-border); border-radius: 999px; background: var(--color-primary-50); }
.receipt-toggle__option { padding: 0.45rem 0.85rem; border-radius: 999px; color: var(--color-text-muted); font-size: 0.78rem; font-weight: 800; }
.receipt-toggle__option--active { color: white; background: var(--color-primary-800); }
.snapshot-list { display: grid; gap: var(--space-3); margin: var(--space-5) 0 0; }
.snapshot-list div { display: grid; gap: 0.15rem; }
.snapshot-list dt { color: var(--color-text-muted); font-size: 0.68rem; font-weight: 800; letter-spacing: 0.06em; text-transform: uppercase; }
.snapshot-list dd { margin: 0; color: var(--color-text); font-weight: 700; }
.payment-breakdown { display: grid; gap: var(--space-3); margin-top: var(--space-5); }
.payment-breakdown div { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 0.15rem var(--space-3); padding-bottom: var(--space-3); border-bottom: 1px solid var(--color-border); }
.payment-breakdown small { grid-column: 1 / -1; color: var(--color-text-muted); }
.total-strip { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-top: var(--space-5); padding: var(--space-4); border-radius: var(--radius-md); background: var(--color-primary-50); }
.total-strip span { color: var(--color-primary-900); font-weight: 900; }
.total-strip button { padding: 0.7rem 1rem; border: 0; border-radius: var(--radius-sm); color: white; background: #9aa8bd; font-weight: 800; cursor: not-allowed; }
.flow-summary-panel { position: sticky; top: calc(var(--topbar-height) + var(--space-6)); }
.flow-summary-panel p { color: var(--color-text-muted); }
.flow-summary-panel ol { display: grid; gap: var(--space-3); margin: var(--space-5) 0; padding-left: 1.2rem; }
.flow-summary-panel li::marker { color: var(--color-primary-700); font-weight: 900; }
.flow-summary-panel > strong { display: block; padding: var(--space-4); border-radius: var(--radius-md); color: var(--color-primary-900); background: var(--color-primary-100); }
.future-module-panel { opacity: 0.82; border-style: dashed; }
.future-module-panel--gated { opacity: 0.55; filter: grayscale(0.3); }
.future-module-placeholder { margin-top: var(--space-5); padding: var(--space-4); border-radius: var(--radius-md); color: var(--color-text-muted); background: var(--color-primary-50); font-size: 0.82rem; font-weight: 700; text-align: center; }

.valid.modified:not([type=checkbox]) { outline: 1px solid var(--color-success); }
.invalid { outline: 1px solid var(--color-danger); }
.validation-message { color: var(--color-danger); }
.blazor-error-boundary { padding: 1rem; color: white; background: var(--color-danger); }

@media (max-width: 1100px) {
    .app-sidebar { transform: translateX(-101%); transition: transform 180ms ease; box-shadow: 12px 0 35px rgba(8, 38, 83, 0.16); }
    .app-workspace { margin-left: 0; }
    .menu-button { display: inline-grid !important; }
    .drawer-toggle:checked ~ .app-shell .app-sidebar { transform: translateX(0); }
    .drawer-toggle:checked ~ .app-shell .drawer-overlay { display: block; position: fixed; inset: 0; z-index: 35; background: rgba(8, 24, 48, 0.42); cursor: pointer; }
    .app-topbar { grid-template-columns: minmax(12rem, 1fr) auto; padding: 0 var(--space-5); gap: var(--space-4); }
    .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .dashboard-main-grid { grid-template-columns: 1fr; }
    .sale-layout-grid { grid-template-columns: 1fr; }
    .flow-summary-panel { position: static; }
}

@media (max-width: 720px) {
    :root { --topbar-height: auto; }
    .app-topbar { grid-template-columns: 1fr auto; padding: var(--space-3) var(--space-4); }
    .topbar-title { font-size: 0.95rem; }
    .user-menu-copy { display: none; }
    .user-menu { padding-left: 0; border-left: 0; }
    .user-menu-summary { gap: var(--space-2); }
    .topbar-actions { gap: var(--space-2); }
    .cash-status-copy small { display: none; }
    .app-content { padding: var(--space-5) var(--space-4) var(--space-8); }
    .page-header { align-items: flex-start; }
    .page-description { font-size: 0.82rem; }
    .kpi-grid { grid-template-columns: 1fr; }
    .kpi-card { min-height: 9rem; }
    .dashboard-card { padding: var(--space-4); }
    .collection-chart { grid-template-columns: repeat(30, minmax(1.15rem, 1fr)); overflow-x: auto; }
    .collection-chart-item { min-width: 1.15rem; }
    .debtor-item, .payment-method-item { align-items: flex-start; flex-direction: column; }
    .data-table-heading { padding: var(--space-4); align-items: flex-end; }
    .sale-intro-card, .selected-person-card, .total-strip { display: grid; }
    .flow-pills { justify-content: flex-start; min-width: 0; }
    .sale-card, .sale-intro-card { padding: var(--space-4); }
    .mode-grid, .sale-two-column { grid-template-columns: 1fr; }
    .academic-search-row { grid-template-columns: 1fr; }
    .academic-search-row .primary-button { width: 100%; }
    .devices-form-grid { grid-template-columns: 1fr; }
    .devices-form-actions, .devices-alert { align-items: stretch; flex-direction: column; }
    .devices-form-actions .primary-button, .devices-token .secondary-inline-button { width: 100%; }
    .users-form-grid { grid-template-columns: 1fr; }
    .users-form-actions, .users-alert { align-items: stretch; flex-direction: column; }
    .users-form-actions .primary-button, .users-password .secondary-inline-button { width: 100%; }
}

@media (max-width: 430px) {
    .page-header { display: grid; }
    .chart-summary { align-items: flex-start; flex-direction: column; gap: 0; }
    .card-heading { align-items: flex-start; }
    .institution-brand { min-height: 5.75rem; }
}

.auth-shell { min-height: 100vh; display: grid; grid-template-columns: minmax(20rem, 0.8fr) minmax(24rem, 1.2fr); background: white; }
.auth-brand-panel { display: flex; flex-direction: column; justify-content: center; padding: clamp(2rem, 6vw, 6rem); color: white; background: linear-gradient(145deg, var(--color-primary-950), var(--color-primary-700)); }
.auth-brand-panel img { width: 6rem; height: 6rem; margin-bottom: 2rem; padding: 0.55rem; object-fit: contain; border-radius: 1rem; background: white; }
.auth-brand-panel p { margin-bottom: 0.35rem; opacity: 0.78; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; }
.auth-brand-panel h1 { max-width: 30rem; margin-bottom: 0.75rem; font-size: clamp(2rem, 4vw, 3.5rem); line-height: 1.08; }
.auth-brand-panel span { max-width: 28rem; opacity: 0.85; }
.auth-content { display: grid; place-items: center; padding: 2rem; background: var(--color-background); }
.login-card { width: min(100%, 29rem); padding: clamp(1.5rem, 4vw, 2.5rem); border: 1px solid var(--color-border); border-radius: var(--radius-lg); background: white; box-shadow: 0 20px 50px rgba(8, 38, 83, 0.12); }
.login-card header h2, .access-denied-card h2 { margin-bottom: 0.5rem; font-size: 1.8rem; }
.login-card header > p:last-child, .access-denied-card > p { color: var(--color-text-muted); }
.login-alert { margin: 1.25rem 0; padding: 0.8rem 1rem; border: 1px solid #f6cbd0; border-radius: var(--radius-sm); color: var(--color-danger); background: var(--color-danger-soft); }
.login-form { display: grid; gap: 1rem; margin-top: 1.5rem; }
.login-form > label:not(.remember-field) { display: grid; gap: 0.4rem; font-weight: 700; }
.login-form input[type="text"], .login-form input[type="password"] { width: 100%; min-height: 2.9rem; padding: 0.65rem 0.8rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); color: var(--color-text); background: white; }
.remember-field { display: flex; align-items: center; gap: 0.55rem; color: var(--color-text-muted); font-size: 0.82rem; }
.login-submit { display: inline-flex; min-height: 2.9rem; align-items: center; justify-content: center; padding: 0.7rem 1rem; border: 0; border-radius: var(--radius-sm); color: white; background: var(--color-primary-800); font-weight: 800; text-decoration: none; cursor: pointer; }
.login-submit:hover { background: var(--color-primary-900); }
.login-card footer { margin-top: 1.5rem; padding-top: 1rem; border-top: 1px solid var(--color-border); color: var(--color-text-muted); font-size: 0.78rem; }
.route-status { padding: 2rem; color: var(--color-text-muted); text-align: center; }

@media (max-width: 760px) {
    .auth-shell { grid-template-columns: 1fr; }
    .auth-brand-panel { display: none; }
    .auth-content { min-height: 100vh; padding: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}