@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

:root {
    --bg: #0d1117;
    --bg2: #111827;
    --card: #161b27;
    --card2: #1c2336;
    --border: rgba(255, 255, 255, .06);
    --border-glow: rgba(74, 222, 128, .18);
    --green: #4ade80;
    --green-dark: #16a34a;
    --green-glow: rgba(74, 222, 128, .15);
    --red: #f87171;
    --amber: #fbbf24;
    --blue: #60a5fa;
    --cyan: #22d3ee;
    --purple: #a78bfa;
    --teal: #2dd4bf;
    --text: #e2e8f0;
    --text-muted: #64748b;
    --text-dim: #475569;
    /* legacy compat */
    --pink: #4ade80;
    --pink-light: #86efac;
    --pink-dark: #16a34a;
    --success: #4ade80;
    --warning: #fbbf24;
    --danger: #f87171;
    --info: #60a5fa;
    --sidebar-w: 220px;
    --topbar-h: 52px;
    --radius: 10px;
    --radius-sm: 7px;
    --shadow: 0 4px 24px rgba(0, 0, 0, .4);
}

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

html {
    -webkit-text-size-adjust: 100%;
}

body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    font-size: 14px;
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Subtle grid */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, .018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, .018) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: 0;
}

/*Main content area  */
.app-main {
    margin-left: var(--sidebar-w);
    min-height: 100vh;
    padding: 22px 24px;
    position: relative;
    z-index: 1;
    transition: margin-left .28s cubic-bezier(.4, 0, .2, 1);
}

/*  Typography  */
h1,
h2,
h3,
h4,
h5 {
    font-family: 'Space Grotesk', sans-serif;
    font-weight: 600;
    color: #fff;
}

a {
    color: var(--green);
    text-decoration: none;
}

a:hover {
    opacity: .8;
}

img {
    max-width: 100%;
    height: auto;
}

/*  Cards*/
.card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.card-header-pink {
    background: linear-gradient(135deg, #1a2e1a, #0f1f0f);
    color: var(--green);
    padding: 13px 18px;
    border-radius: var(--radius) var(--radius) 0 0;
    font-weight: 600;
    font-size: .85rem;
    border-bottom: 1px solid var(--border-glow);
}

/* Page header */
.page-header {
    background: linear-gradient(135deg, #0f1f15 0%, #111827 60%, #0d1117 100%);
    border: 1px solid var(--border-glow);
    border-radius: var(--radius);
    padding: 20px 24px;
    margin-bottom: 20px;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: -40px;
    right: -40px;
    width: 180px;
    height: 180px;
    background: radial-gradient(circle, rgba(74, 222, 128, .08) 0%, transparent 70%);
    pointer-events: none;
}

.page-header h4 {
    font-size: 1.1rem;
    margin: 0 0 3px;
    color: #fff;
}

.page-header p {
    font-size: .8rem;
    color: var(--text-muted);
    margin: 0;
}

/*KPI Cards*/
.kpi-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 18px;
    display: flex;
    align-items: center;
    gap: 14px;
    transition: border-color .2s, transform .2s, box-shadow .2s;
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
}

.kpi-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--green), transparent);
    opacity: 0;
    transition: opacity .2s;
}

.kpi-card:hover {
    transform: translateY(-2px);
    border-color: var(--border-glow);
    box-shadow: 0 8px 32px rgba(0, 0, 0, .4);
}

.kpi-card:hover::after {
    opacity: 1;
}

.kpi-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
    color: #fff;
}

.kpi-icon.pink,
.kpi-icon.green {
    background: linear-gradient(135deg, #16a34a, #052e16);
    border: 1px solid rgba(74, 222, 128, .3);
    color: var(--green);
}

.kpi-icon.blue {
    background: linear-gradient(135deg, #1d4ed8, #0c1a4a);
    border: 1px solid rgba(96, 165, 250, .3);
    color: var(--blue);
}

.kpi-icon.orange {
    background: linear-gradient(135deg, #b45309, #3a1a02);
    border: 1px solid rgba(251, 191, 36, .3);
    color: var(--amber);
}

.kpi-icon.red {
    background: linear-gradient(135deg, #b91c1c, #3a0a0a);
    border: 1px solid rgba(248, 113, 113, .3);
    color: var(--red);
}

.kpi-icon.teal {
    background: linear-gradient(135deg, #0e7490, #04252e);
    border: 1px solid rgba(34, 211, 238, .3);
    color: var(--cyan);
}

.kpi-icon.purple {
    background: linear-gradient(135deg, #6d28d9, #1e0a3c);
    border: 1px solid rgba(167, 139, 250, .3);
    color: var(--purple);
}

.kpi-label {
    font-size: .67rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .7px;
    color: var(--text-muted);
    margin-bottom: 2px;
}

.kpi-value {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.45rem;
    font-weight: 700;
    color: #fff;
    line-height: 1.1;
}

.kpi-sub {
    font-size: .7rem;
    color: var(--text-muted);
    margin-top: 3px;
}

/*Tables*/
.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table thead th {
    background: #111827;
    color: var(--text-muted);
    font-size: .68rem;
    font-weight: 600;
    padding: 10px 14px;
    border: none;
    text-transform: uppercase;
    letter-spacing: .5px;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.data-table thead th:first-child {
    border-radius: 7px 0 0 0;
}

.data-table thead th:last-child {
    border-radius: 0 7px 0 0;
}

.data-table tbody td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    font-size: .82rem;
    color: var(--text);
    vertical-align: middle;
}

.data-table tbody tr:hover {
    background: rgba(74, 222, 128, .03);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* Buttons*/
.btn-pink {
    background: linear-gradient(135deg, #16a34a, #052e16);
    border: 1px solid rgba(74, 222, 128, .35);
    color: var(--green);
    padding: 8px 18px;
    border-radius: 7px;
    font-weight: 600;
    font-size: .82rem;
    cursor: pointer;
    transition: all .2s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: 'Inter', sans-serif;
    white-space: nowrap;
}

.btn-pink:hover {
    background: linear-gradient(135deg, #15803d, #052e16);
    box-shadow: 0 0 18px rgba(74, 222, 128, .25);
    color: var(--green);
    transform: translateY(-1px);
}

.btn-ghost {
    background: rgba(255, 255, 255, .04);
    border: 1px solid var(--border);
    color: var(--text-muted);
    padding: 8px 18px;
    border-radius: 7px;
    font-weight: 500;
    font-size: .82rem;
    cursor: pointer;
    transition: all .15s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: 'Inter', sans-serif;
    white-space: nowrap;
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, .08);
    color: #fff;
}

/*Forms */
.form-input,
.form-select {
    background: rgba(255, 255, 255, .04);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    font-size: .83rem;
    font-family: 'Inter', sans-serif;
    width: 100%;
    transition: border-color .15s;
}

.form-input:focus,
.form-select:focus {
    outline: none;
    border-color: rgba(74, 222, 128, .4);
    background: rgba(255, 255, 255, .06);
    box-shadow: 0 0 0 3px rgba(74, 222, 128, .08);
}

.form-input::placeholder {
    color: var(--text-dim);
}

.form-select option {
    background: var(--card2);
    color: var(--text);
}

.form-label {
    font-size: .68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: var(--text-muted);
    display: block;
    margin-bottom: 5px;
}

/* Badges */
.badge-pink,
.badge-green {
    background: rgba(74, 222, 128, .12);
    color: #86efac;
    padding: 3px 9px;
    border-radius: 5px;
    font-size: .7rem;
    font-weight: 600;
}

.badge-yellow {
    background: rgba(251, 191, 36, .12);
    color: #fde68a;
    padding: 3px 9px;
    border-radius: 5px;
    font-size: .7rem;
    font-weight: 600;
}

.badge-red {
    background: rgba(248, 113, 113, .12);
    color: #fca5a5;
    padding: 3px 9px;
    border-radius: 5px;
    font-size: .7rem;
    font-weight: 600;
}

.badge-blue {
    background: rgba(96, 165, 250, .12);
    color: #93c5fd;
    padding: 3px 9px;
    border-radius: 5px;
    font-size: .7rem;
    font-weight: 600;
}

.badge-gray {
    background: rgba(100, 116, 139, .12);
    color: #94a3b8;
    padding: 3px 9px;
    border-radius: 5px;
    font-size: .7rem;
    font-weight: 600;
}

.text-profit {
    color: var(--green);
    font-weight: 600;
}

.text-loss {
    color: var(--red);
    font-weight: 600;
}

.section-title {
    font-size: .7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .6px;
    color: var(--text-muted);
    padding-left: 10px;
    border-left: 2px solid var(--green);
    margin-bottom: 14px;
}

/*Modals*/
.modal-dark .modal-content {
    background: var(--card);
    border: 1px solid var(--border-glow);
    color: var(--text);
}

.modal-dark .modal-header {
    background: linear-gradient(135deg, #0f1f15, #111827);
    color: var(--green);
    border-bottom: 1px solid var(--border-glow);
}

.modal-dark .modal-footer {
    border-top: 1px solid var(--border);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 4px;
    height: 4px;
}

::-webkit-scrollbar-track {
    background: var(--bg);
}

::-webkit-scrollbar-thumb {
    background: rgba(74, 222, 128, .25);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(74, 222, 128, .5);
}

/* Chart card */
.chart-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    box-shadow: var(--shadow);
}

.chart-card h6 {
    font-size: .83rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 14px;
}

/*Summary pill (used in sales-history, inventory) */
.summary-pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    background: rgba(255, 255, 255, .04);
    border: 1px solid rgba(255, 255, 255, .07);
    border-radius: 7px;
    padding: 5px 11px;
    font-size: .78rem;
    color: #94a3b8;
}

.summary-pill strong {
    color: var(--green);
}

/*RESPONSIVE — Tablet*/
@media (max-width:991px) {
    .app-main {
        margin-left: 0 !important;
        padding: 14px 16px;
        padding-top: calc(var(--topbar-h) + 12px);
    }

    .kpi-value {
        font-size: 1.2rem;
    }
}

/*RESPONSIVE — Mobile (≤576px)*/
@media (max-width:576px) {
    :root {
        --topbar-h: 50px;
    }

    .app-main {
        padding: 10px;
        padding-top: calc(var(--topbar-h) + 10px);
    }

    .page-header {
        padding: 14px 16px;
    }

    .page-header h4 {
        font-size: .95rem;
    }

    /* Stack KPI cards */
    .kpi-card {
        padding: 12px 14px;
    }

    .kpi-value {
        font-size: 1.1rem;
    }

    .kpi-icon {
        width: 38px;
        height: 38px;
        font-size: 1rem;
    }

    /* Tables: allow horizontal scroll */
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .data-table thead th,
    .data-table tbody td {
        padding: 8px 10px;
        font-size: .75rem;
    }

    /* Buttons */
    .btn-pink,
    .btn-ghost {
        padding: 7px 12px;
        font-size: .78rem;
    }

    /* Modals full-screen */
    .modal-dialog {
        margin: 0;
        max-width: 100%;
        min-height: 100dvh;
    }

    .modal-content {
        border-radius: 0;
        min-height: 100dvh;
    }

    /* Page header flex wrap */
    .page-header>div {
        flex-direction: column;
        align-items: flex-start !important;
        gap: 10px !important;
    }

    .page-header>div>div:last-child {
        width: 100%;
    }

    .page-header .btn-pink,
    .page-header .btn-ghost {
        width: 100%;
        justify-content: center;
    }
}


@media (min-width:577px) and (max-width:768px) {
    .app-main {
    margin-left: var(--sidebar-w);
    min-height: calc(100vh - 52px);
    padding: 22px 24px;
    position: relative;
    z-index: 1;
    transition: margin-left .28s cubic-bezier(.4, 0, .2, 1);
}

    .kpi-value {
        font-size: 1.25rem;
    }
}


/* Touch device — bigger tap targets */

@media (hover:none) and (pointer:coarse) {
    .sb-link {
        padding: 10px 10px;
    }

    .btn-pink,
    .btn-ghost {
        padding: 10px 18px;
    }

    .data-table tbody td {
        padding: 11px 12px;
    }
}

/* Landscape mobile */
@media (max-width:768px) and (orientation:landscape) {
    .app-main {
        padding-top: calc(var(--topbar-h) + 8px);
    }
}

/* ── Print ── */
@media print {

    .sidebar,
    .sb-topbar,
    .sb-overlay {
        display: none !important;
    }

    .app-main {
        margin-left: 0 !important;
        padding: 0 !important;
    }

    body::before {
        display: none;
    }
}

.app-footer {
    margin-left: var(--sidebar-w);
    background: var(--card);
    border-top: 1px solid var(--border);
    padding: 14px 24px;
    transition: margin-left .28s cubic-bezier(.4,0,.2,1);
}

.footer-content {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
    font-size: .78rem;
    color: var(--text-muted);
}

.footer-brand {
    color: var(--green);
    font-weight: 600;
}

.footer-divider {
    color: var(--border);
}

.footer-version {
    color: var(--text-dim);
    font-style: italic;
}

@media (max-width: 991px) {
    .app-footer {
        margin-left: 0 !important;
    }
}

@media (max-width: 576px) {
    .footer-content {
        justify-content: center;
        text-align: center;
    }

    .footer-divider {
        display: none;
    }
}