:root {
    --primary: #1687d9;
    --primary-dark: #0869ae;
    --primary-light: #e8f5ff;

    --background: #f5f7fa;
    --surface: #ffffff;
    --surface-2: #f8fafc;

    --text: #17202a;
    --muted: #74808c;
    --border: #e4e9ee;

    --success: #1a9b62;
    --success-bg: #e8f8f0;

    --danger: #dc4d4d;
    --danger-bg: #fff0f0;

    --warning: #d99319;
    --warning-bg: #fff7e7;

    --sidebar: #0d1722;

    --shadow: 0 5px 25px rgba(18, 35, 52, .06);

    --radius: 14px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family:
        Inter,
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Arial,
        sans-serif;

    background: var(--background);
    color: var(--text);
    font-size: 14px;
}

button,
input,
select {
    font: inherit;
}

button {
    cursor: pointer;
}

.app {
    display: flex;
    min-height: 100vh;
}


/* =========================================================
SIDEBAR
========================================================= */

.sidebar {
    width: 250px;
    background: var(--sidebar);
    color: white;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;

    display: flex;
    flex-direction: column;

    z-index: 50;
}

.logo-area {
    height: 90px;

    display: flex;
    align-items: center;

    gap: 12px;

    padding: 20px 22px;

    border-bottom: 1px solid rgba(255,255,255,.07);
}

.logo-mark {
    width: 43px;
    height: 43px;

    border-radius: 11px;

    background: linear-gradient(
        135deg,
        #31b8ff,
        #0870bb
    );

    display: flex;
    align-items: center;
    justify-content: center;

    font-size: 24px;
    font-weight: 800;

    box-shadow: 0 5px 15px rgba(0,150,255,.25);
}

.logo-area h2 {
    font-size: 19px;
    letter-spacing: 1px;
}

.logo-area span {
    display: block;

    font-size: 8px;

    color: #91a2b3;

    margin-top: 3px;

    letter-spacing: 1px;
}

.sidebar-section {
    padding: 25px 13px 0;
}

.sidebar-title {
    display: block;

    color: #627385;

    font-size: 9px;
    font-weight: 700;

    letter-spacing: 1.5px;

    padding: 0 11px 10px;
}

.menu-item {
    width: 100%;

    border: 0;
    background: transparent;

    color: #aebbc8;

    display: flex;
    align-items: center;

    gap: 13px;

    padding: 11px 12px;

    border-radius: 9px;

    margin-bottom: 3px;

    text-align: left;

    transition: .2s;
}

.menu-item:hover {
    background: rgba(255,255,255,.06);
    color: white;
}

.menu-item.active {
    background: rgba(22,135,217,.18);
    color: #50baff;
}

.menu-item .icon {
    width: 20px;
    text-align: center;
    font-size: 17px;
}

.sidebar-bottom {
    margin-top: auto;

    padding: 15px;

    border-top: 1px solid rgba(255,255,255,.07);
}

.business-card {
    display: flex;
    align-items: center;

    gap: 10px;

    padding: 10px;
}

.business-avatar {
    width: 35px;
    height: 35px;

    background: #1687d9;

    border-radius: 50%;

    display: flex;
    align-items: center;
    justify-content: center;

    font-weight: 700;
}

.business-card strong {
    display: block;
    font-size: 12px;
}

.business-card small {
    display: block;
    color: #738394;
    margin-top: 2px;
}


/* =========================================================
MAIN
========================================================= */

.main {
    margin-left: 250px;

    width: calc(100% - 250px);

    min-height: 100vh;
}

.topbar {
    height: 72px;

    background: rgba(255,255,255,.92);

    border-bottom: 1px solid var(--border);

    display: flex;
    align-items: center;

    justify-content: space-between;

    padding: 0 32px;

    position: sticky;
    top: 0;

    z-index: 20;
}

.topbar-search {
    display: flex;
    align-items: center;

    width: 330px;

    background: var(--surface-2);

    border: 1px solid var(--border);

    border-radius: 9px;

    padding: 0 12px;

    color: var(--muted);
}

.topbar-search input {
    width: 100%;

    border: 0;
    outline: 0;

    background: transparent;

    padding: 10px;

    color: var(--text);
}

.topbar-right {
    display: flex;
    align-items: center;

    gap: 18px;
}

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

.icon-button {
    width: 38px;
    height: 38px;

    border: 1px solid var(--border);

    border-radius: 9px;

    background: white;

    color: var(--muted);
}

.mobile-brand {
    display: none;
}


/* =========================================================
CONTENT
========================================================= */

.content {
    padding: 30px 34px 60px;

    max-width: 1600px;
    margin: auto;
}

.page {
    display: none;

    animation: fadeIn .25s ease;
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(4px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;

    margin-bottom: 27px;
}

.eyebrow {
    color: var(--primary);

    font-size: 10px;
    font-weight: 800;

    letter-spacing: 1.5px;

    display: block;

    margin-bottom: 6px;
}

.page-header h1 {
    font-size: 28px;

    letter-spacing: -.5px;

    margin-bottom: 5px;
}

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


/* =========================================================
BUTTONS
========================================================= */

.btn {
    border: 0;

    padding: 11px 17px;

    border-radius: 9px;

    font-weight: 650;

    transition: .2s;

    display: inline-flex;
    align-items: center;
    justify-content: center;

    gap: 7px;
}

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

    box-shadow: 0 5px 12px rgba(22,135,217,.18);
}

.btn.primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

.btn.secondary {
    background: white;
    color: var(--text);

    border: 1px solid var(--border);
}

.btn.secondary:hover {
    background: var(--surface-2);
}

.button-group {
    display: flex;
    gap: 8px;
}

.text-button {
    border: 0;
    background: transparent;
    color: var(--primary);
    font-weight: 600;
}


/* =========================================================
STATS
========================================================= */

.stats-grid {
    display: grid;

    grid-template-columns:
        repeat(4, 1fr);

    gap: 17px;

    margin-bottom: 22px;
}

.stats-grid.compact {
    grid-template-columns:
        repeat(3, minmax(180px, 300px));
}

.stat-card {
    background: var(--surface);

    border: 1px solid var(--border);

    border-radius: var(--radius);

    padding: 20px;

    display: flex;
    align-items: center;

    gap: 15px;

    box-shadow: var(--shadow);
}

.stat-icon {
    width: 43px;
    height: 43px;

    flex-shrink: 0;

    border-radius: 11px;

    background: var(--primary-light);

    color: var(--primary);

    display: flex;
    align-items: center;
    justify-content: center;

    font-size: 20px;
    font-weight: 700;
}

.stat-card.income .stat-icon {
    background: var(--success-bg);
    color: var(--success);
}

.stat-card.expense .stat-icon {
    background: var(--danger-bg);
    color: var(--danger);
}

.stat-card.profit .stat-icon {
    background: var(--primary-light);
    color: var(--primary);
}

.stat-card.warning .stat-icon {
    background: var(--warning-bg);
    color: var(--warning);
}

.stat-info span {
    display: block;

    color: var(--muted);

    font-size: 12px;

    margin-bottom: 5px;
}

.stat-info strong {
    display: block;

    font-size: 21px;

    letter-spacing: -.4px;
}

.stat-info small {
    display: block;

    color: var(--muted);

    font-size: 10px;

    margin-top: 4px;
}


/* =========================================================
PANELS
========================================================= */

.panel {
    background: white;

    border: 1px solid var(--border);

    border-radius: var(--radius);

    box-shadow: var(--shadow);

    margin-bottom: 20px;

    overflow: hidden;
}

.panel-header {
    padding: 20px 21px;

    display: flex;

    align-items: center;

    justify-content: space-between;

    border-bottom: 1px solid var(--border);
}

.panel-header h3 {
    font-size: 15px;

    margin-bottom: 3px;
}

.panel-header span {
    color: var(--muted);

    font-size: 11px;
}

.dashboard-grid {
    display: grid;

    grid-template-columns:
        minmax(0, 2fr)
        minmax(280px, 1fr);

    gap: 20px;

    margin-bottom: 20px;
}

.dashboard-grid .panel {
    margin-bottom: 0;
}

.chart-container {
    height: 310px;

    padding: 20px;
}

.chart-container.small {
    height: 280px;
}

.summary-list {
    padding: 8px 20px;
}

.summary-list div {
    display: flex;
    justify-content: space-between;
    align-items: center;

    padding: 17px 0;

    border-bottom: 1px solid var(--border);
}

.summary-list div:last-child {
    border-bottom: 0;
}

.summary-list span {
    color: var(--muted);
}

.summary-list strong {
    font-size: 15px;
}

.summary-list.large {
    display: grid;

    grid-template-columns:
        repeat(4, 1fr);

    gap: 20px;
}

.summary-list.large div {
    border: 0;
}


/* =========================================================
TABLE
========================================================= */

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

table {
    width: 100%;

    border-collapse: collapse;

    min-width: 850px;
}

th {
    text-align: left;

    padding: 13px 18px;

    background: #fafbfc;

    color: var(--muted);

    font-size: 10px;

    text-transform: uppercase;

    letter-spacing: .5px;

    font-weight: 700;

    border-bottom: 1px solid var(--border);
}

td {
    padding: 15px 18px;

    border-bottom: 1px solid var(--border);

    font-size: 12px;
}

tbody tr:hover {
    background: #fafcff;
}

tbody tr:last-child td {
    border-bottom: 0;
}

.empty-row td {
    text-align: center;

    padding: 45px 20px;

    color: var(--muted);
}

.action-buttons {
    display: flex;
    gap: 5px;
}

.table-action {
    width: 31px;
    height: 31px;

    border: 1px solid var(--border);

    background: white;

    color: var(--muted);

    border-radius: 7px;
}

.table-action:hover {
    color: var(--primary);
    border-color: var(--primary);
}

.table-action.delete:hover {
    color: var(--danger);
    border-color: var(--danger);
}


/* =========================================================
BADGES
========================================================= */

.badge {
    display: inline-flex;

    align-items: center;

    padding: 5px 9px;

    border-radius: 20px;

    font-size: 10px;

    font-weight: 700;
}

.badge.success {
    color: var(--success);
    background: var(--success-bg);
}

.badge.warning {
    color: var(--warning);
    background: var(--warning-bg);
}

.badge.danger {
    color: var(--danger);
    background: var(--danger-bg);
}

.badge.info {
    color: var(--primary);
    background: var(--primary-light);
}

.badge.gray {
    color: var(--muted);
    background: #f0f2f4;
}


/* =========================================================
FILTERS
========================================================= */

.filter-bar {
    display: flex;

    gap: 10px;

    margin-bottom: 17px;
}

.search-box {
    display: flex;
    align-items: center;

    background: white;

    border: 1px solid var(--border);

    border-radius: 9px;

    padding: 0 12px;

    min-width: 300px;

    color: var(--muted);
}

.search-box input {
    border: 0;
    outline: 0;

    width: 100%;

    padding: 10px;
}

.filter-bar select,
.filter-bar > input {
    border: 1px solid var(--border);

    border-radius: 9px;

    background: white;

    padding: 0 12px;

    min-width: 150px;

    outline: none;

    color: var(--text);
}


/* =========================================================
SERVICES
========================================================= */

.service-status-grid {
    display: grid;

    grid-template-columns:
        repeat(4, 1fr);

    gap: 14px;

    margin-bottom: 20px;
}

.status-box {
    background: white;

    border: 1px solid var(--border);

    border-radius: 12px;

    padding: 18px;

    display: flex;

    justify-content: space-between;

    align-items: center;
}

.status-box span {
    color: var(--muted);
}

.status-box strong {
    font-size: 22px;
}


/* =========================================================
REPORT FILTER
========================================================= */

.report-filter {
    background: white;

    border: 1px solid var(--border);

    border-radius: 12px;

    padding: 18px;

    margin-bottom: 20px;

    display: flex;

    align-items: flex-end;

    gap: 12px;
}

.report-filter div {
    display: flex;
    flex-direction: column;

    gap: 6px;
}

.report-filter label {
    font-size: 11px;
    color: var(--muted);
}

.report-filter input {
    border: 1px solid var(--border);

    border-radius: 8px;

    padding: 10px;

    outline: none;
}


/* =========================================================
SETTINGS
========================================================= */

.settings-grid {
    display: grid;

    grid-template-columns:
        minmax(0, 1.5fr)
        minmax(280px, 1fr);

    gap: 20px;
}

.settings-grid .panel {
    padding-bottom: 20px;
}

.settings-grid form {
    padding: 22px;
}

.form-grid {
    display: grid;

    grid-template-columns:
        repeat(2, 1fr);

    gap: 17px;

    margin-bottom: 22px;
}

.form-group {
    display: flex;
    flex-direction: column;

    gap: 7px;
}

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

.form-group label {
    font-size: 11px;

    color: var(--muted);

    font-weight: 650;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;

    border: 1px solid var(--border);

    border-radius: 8px;

    padding: 11px;

    outline: none;

    color: var(--text);

    background: white;
}

.form-group textarea {
    min-height: 90px;
    resize: vertical;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);

    box-shadow:
        0 0 0 3px rgba(22,135,217,.08);
}

.settings-actions {
    padding: 10px 20px;
}

.setting-action {
    width: 100%;

    display: flex;

    align-items: center;

    gap: 14px;

    background: white;

    border: 1px solid var(--border);

    border-radius: 10px;

    padding: 15px;

    margin-bottom: 9px;

    text-align: left;
}

.setting-action > span {
    width: 36px;
    height: 36px;

    border-radius: 8px;

    display: flex;
    align-items: center;
    justify-content: center;

    background: var(--primary-light);

    color: var(--primary);

    font-size: 18px;
}

.setting-action strong {
    display: block;
    font-size: 12px;
}

.setting-action small {
    color: var(--muted);
}

.setting-action.danger > span {
    background: var(--danger-bg);
    color: var(--danger);
}


/* =========================================================
MODAL
========================================================= */

.modal-overlay {
    position: fixed;

    inset: 0;

    background: rgba(9,20,30,.55);

    display: none;

    align-items: center;

    justify-content: center;

    z-index: 100;

    padding: 20px;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    width: min(650px, 100%);

    max-height: 90vh;

    overflow-y: auto;

    background: white;

    border-radius: 16px;

    box-shadow: 0 30px 80px rgba(0,0,0,.25);

    animation: modalIn .2s ease;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: translateY(12px) scale(.98);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    padding: 21px 23px;

    border-bottom: 1px solid var(--border);

    display: flex;

    justify-content: space-between;

    align-items: center;
}

.modal-header h2 {
    font-size: 19px;
}

.modal-close {
    width: 35px;
    height: 35px;

    border: 0;

    background: #f1f3f5;

    color: var(--muted);

    border-radius: 8px;

    font-size: 21px;
}

.modal form {
    padding: 23px;
}

.modal-actions {
    display: flex;

    justify-content: flex-end;

    gap: 9px;

    margin-top: 22px;
}


/* =========================================================
TOAST
========================================================= */

#toastContainer {
    position: fixed;

    right: 22px;
    bottom: 22px;

    z-index: 200;
}

.toast {
    min-width: 270px;

    background: #162331;

    color: white;

    padding: 14px 17px;

    border-radius: 10px;

    margin-top: 8px;

    box-shadow: 0 10px 30px rgba(0,0,0,.2);

    animation: toastIn .25s ease;
}

.toast.success {
    border-left: 4px solid var(--success);
}

.toast.error {
    border-left: 4px solid var(--danger);
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateX(15px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}


/* =========================================================
DARK MODE
========================================================= */

body.dark {
    --background: #10161d;
    --surface: #18212a;
    --surface-2: #202b35;
    --text: #edf3f7;
    --muted: #91a0ad;
    --border: #2c3945;
}

body.dark .topbar,
body.dark .panel,
body.dark .stat-card,
body.dark .status-box,
body.dark .search-box,
body.dark .filter-bar select,
body.dark .filter-bar > input,
body.dark .report-filter,
body.dark .setting-action,
body.dark .modal,
body.dark .icon-button,
body.dark .form-group input,
body.dark .form-group select,
body.dark .form-group textarea,
body.dark .btn.secondary,
body.dark .table-action {
    background: var(--surface);
    color: var(--text);
}

body.dark th {
    background: #202a33;
}

body.dark tbody tr:hover {
    background: #202b35;
}

body.dark .topbar-search {
    background: var(--surface-2);
}


/* =========================================================
RESPONSIVE
========================================================= */

@media (max-width: 1100px) {

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

    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .settings-grid {
        grid-template-columns: 1fr;
    }

    .summary-list.large {
        grid-template-columns: repeat(2, 1fr);
    }

}

@media (max-width: 800px) {

    .sidebar {
        width: 70px;
    }

    .logo-area {
        justify-content: center;
        padding: 15px;
    }

    .logo-area > div:last-child,
    .sidebar-title,
    .menu-item span:last-child,
    .business-card > div:last-child {
        display: none;
    }

    .menu-item {
        justify-content: center;
        padding: 13px;
    }

    .sidebar-section {
        padding-left: 10px;
        padding-right: 10px;
    }

    .main {
        margin-left: 70px;
        width: calc(100% - 70px);
    }

    .content {
        padding: 22px 18px 50px;
    }

    .topbar {
        padding: 0 18px;
    }

    .topbar-search {
        width: 220px;
    }

    .date-display {
        display: none;
    }

    .service-status-grid {
        grid-template-columns: repeat(2, 1fr);
    }

}

@media (max-width: 600px) {

    .page-header {
        align-items: flex-start;
        flex-direction: column;
        gap: 15px;
    }

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

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

    .filter-bar {
        flex-direction: column;
    }

    .search-box {
        min-width: 0;
        width: 100%;
    }

    .filter-bar select,
    .filter-bar > input {
        min-height: 42px;
    }

    .service-status-grid {
        grid-template-columns: 1fr 1fr;
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .form-group.full {
        grid-column: auto;
    }

    .summary-list.large {
        grid-template-columns: 1fr;
    }

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

    .button-group {
        width: 100%;
        flex-direction: column;
    }

    .topbar-search {
        display: none;
    }

    .mobile-brand {
        display: block;
        color: var(--primary);
        font-size: 18px;
    }

}