:root {
    --bg: #f4efe6;
    --bg-soft: #fffaf3;
    --surface: rgba(255, 255, 255, 0.82);
    --surface-strong: #ffffff;
    --border: rgba(80, 54, 27, 0.08);
    --text: #2d241d;
    --muted: #7f6e60;
    --primary: #8f4a1f;
    --primary-dark: #6f3512;
    --success: #1d7a52;
    --warning: #b36a18;
    --info: #16697a;
    --shadow: 0 22px 60px rgba(75, 45, 18, 0.12);
    --radius-xl: 28px;
    --radius-lg: 22px;
    --radius-md: 16px;
}

* {
    box-sizing: border-box;
}

body {
    font-family: "Cairo", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(214, 145, 73, 0.15), transparent 24%),
        radial-gradient(circle at bottom right, rgba(130, 180, 160, 0.18), transparent 30%),
        linear-gradient(135deg, #f8f2ea 0%, #f4efe6 42%, #f1ebe3 100%);
    min-height: 100vh;
}

a {
    text-decoration: none;
}

.app-shell {
    padding: 18px;
}

.sidebar-shell {
    padding: 14px;
}

.sidebar-card {
    position: sticky;
    top: 14px;
    min-height: calc(100vh - 28px);
    background: linear-gradient(180deg, #3b2417 0%, #5a3418 55%, #744018 100%);
    color: #fff8ef;
    border-radius: var(--radius-xl);
    padding: 28px 22px;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    gap: 26px;
}

.brand-block span,
.header-kicker,
.section-hint {
    display: inline-block;
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.7);
}

.brand-block h1 {
    font-size: 2.2rem;
    font-weight: 800;
    margin: 8px 0 10px;
}

.brand-block p {
    color: rgba(255, 248, 239, 0.78);
    margin: 0;
    line-height: 1.8;
}

.app-nav {
    gap: 10px;
}

.app-nav .nav-link {
    border-radius: 14px;
    color: rgba(255, 248, 239, 0.84);
    padding: 12px 14px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 10px;
}

.app-nav .nav-link.active,
.app-nav .nav-link:hover {
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff;
}

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

.user-chip {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 18px;
    padding: 14px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.user-chip small {
    display: block;
    color: rgba(255, 248, 239, 0.7);
}

.main-shell {
    padding: 18px 18px 18px 22px;
}

.main-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 22px;
}

.header-kicker,
.section-hint {
    color: var(--muted);
}

.main-header h2 {
    font-size: 2rem;
    font-weight: 800;
    margin: 8px 0 0;
}

.header-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.header-meta span {
    background: rgba(255, 255, 255, 0.62);
    border: 1px solid var(--border);
    backdrop-filter: blur(10px);
    border-radius: 999px;
    padding: 10px 14px;
    color: var(--muted);
    font-weight: 700;
}

.panel-card,
.metric-card,
.soft-card {
    background: var(--surface);
    border: 1px solid var(--border);
    backdrop-filter: blur(12px);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.panel-card {
    padding: 22px;
}

.soft-card {
    padding: 18px 20px;
}

.metric-card {
    padding: 22px;
    min-height: 170px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.metric-card span {
    color: var(--muted);
    font-weight: 700;
}

.metric-card strong {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.25;
}

.metric-card small {
    color: var(--muted);
}

.metric-card.success {
    background: linear-gradient(180deg, rgba(29, 122, 82, 0.12), rgba(255, 255, 255, 0.88));
}

.metric-card.warning {
    background: linear-gradient(180deg, rgba(179, 106, 24, 0.12), rgba(255, 255, 255, 0.88));
}

.metric-card.info {
    background: linear-gradient(180deg, rgba(22, 105, 122, 0.12), rgba(255, 255, 255, 0.88));
}

.section-title {
    font-size: 1.35rem;
    font-weight: 800;
    margin: 6px 0 0;
}

.balance-pill,
.sku-chip,
.table-summary {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 8px 14px;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    color: var(--primary-dark);
    font-weight: 700;
}

.app-table thead th {
    border-bottom: 1px solid var(--border);
    color: var(--muted);
    font-weight: 800;
    white-space: nowrap;
}

.app-table tbody td {
    border-bottom: 1px solid rgba(80, 54, 27, 0.06);
}

.app-table tbody tr:hover {
    background: rgba(255, 255, 255, 0.45);
}

.form-control,
.form-select {
    min-height: 48px;
    border-radius: 14px;
    border-color: rgba(80, 54, 27, 0.12);
    background: rgba(255, 255, 255, 0.78);
}

.form-control:focus,
.form-select:focus {
    box-shadow: 0 0 0 0.2rem rgba(143, 74, 31, 0.12);
    border-color: rgba(143, 74, 31, 0.4);
}

textarea.form-control {
    min-height: 120px;
}

.btn {
    border-radius: 14px;
    font-weight: 700;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, #be6930 100%);
    border-color: transparent;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #a45524 100%);
}

.collect-form {
    min-width: 180px;
}

.search-form {
    align-items: stretch;
}

.login-body {
    display: grid;
    place-items: center;
    min-height: 100vh;
    padding: 24px;
}

.login-wrapper {
    width: min(100%, 520px);
}

.login-card {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid var(--border);
    backdrop-filter: blur(12px);
    border-radius: 34px;
    box-shadow: var(--shadow);
    padding: 34px;
}

.login-brand span {
    color: var(--primary);
    font-weight: 800;
    letter-spacing: 0.08em;
}

.login-brand h1 {
    font-size: 2.25rem;
    font-weight: 800;
    margin: 10px 0;
}

.login-brand p,
.login-hint {
    color: var(--muted);
}

.login-hint {
    margin-top: 22px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 14px;
    font-weight: 700;
}

canvas {
    max-height: 340px;
}

@media (max-width: 991.98px) {
    .sidebar-card {
        min-height: auto;
        position: static;
    }

    .main-shell {
        padding: 12px;
    }

    .main-header {
        flex-direction: column;
    }

    .panel-card,
    .metric-card {
        padding: 18px;
    }
}

@media (max-width: 767.98px) {
    .app-shell,
    .sidebar-shell,
    .main-shell {
        padding: 10px;
    }

    .sidebar-card {
        border-radius: 22px;
        padding: 20px 16px;
    }

    .main-header h2 {
        font-size: 1.45rem;
    }

    .header-meta {
        width: 100%;
    }

    .header-meta span {
        width: 100%;
        justify-content: center;
        text-align: center;
    }

    .panel-card {
        padding: 16px;
        border-radius: 18px;
    }

    .metric-card {
        min-height: auto;
        padding: 18px 16px;
    }

    .section-title {
        font-size: 1.15rem;
    }

    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .app-table {
        font-size: 0.92rem;
    }

    .app-table td,
    .app-table th {
        white-space: nowrap;
    }

    .collect-form {
        min-width: 0;
        width: 100%;
    }

    .d-flex.gap-2,
    .d-flex.flex-column.gap-2 {
        width: 100%;
    }

    .btn,
    .btn-sm {
        width: 100%;
    }

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