* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: system-ui, -apple-system, Arial;
}

:root {
    --text: #111;
    --muted: rgba(17, 17, 17, .65);

    --bg1: #cfd9df;
    --bg2: #e2ebf0;

    --surface: rgba(255, 255, 255, .35);
    --surface-strong: rgba(255, 255, 255, .55);
    --border: rgba(255, 255, 255, .45);

    --shadow: rgba(0, 0, 0, .08);
    --shadow-strong: rgba(0, 0, 0, .15);

    --input-bg: rgba(255, 255, 255, .65);
    --btn-bg: rgba(255, 255, 255, .70);
    --btn-bg-hover: rgba(255, 255, 255, .90);

    --overlay: rgba(0, 0, 0, .35);
}

/* Dark theme: включается через document.documentElement.dataset.theme = "dark" */
:root[data-theme="dark"] {
    --text: rgba(255, 255, 255, .92);
    --muted: rgba(255, 255, 255, .68);

    --bg1: #0b1220;
    --bg2: #0f172a;

    --surface: rgba(255, 255, 255, .08);
    --surface-strong: rgba(255, 255, 255, .12);
    --border: rgba(255, 255, 255, .14);

    --shadow: rgba(0, 0, 0, .35);
    --shadow-strong: rgba(0, 0, 0, .55);

    --input-bg: rgba(255, 255, 255, .10);
    --btn-bg: rgba(255, 255, 255, .12);
    --btn-bg-hover: rgba(255, 255, 255, .18);

    --overlay: rgba(0, 0, 0, .55);
}

body {
    background: linear-gradient(135deg, var(--bg1), var(--bg2));
    color: var(--text);
}

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

.layout {
    display: flex;
    gap: 16px;
    padding: 16px;
    min-height: 100dvh;
}

.sidebar,
.main {
    background: var(--surface);
    backdrop-filter: blur(16px);
    border: 1px solid var(--border);
    border-radius: 18px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, .08);
}

.sidebar {
    width: 240px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.logo {
    font-weight: 800;
    font-size: 22px;
}

.lang-switch {
    display: flex;
    gap: 6px;
    padding: 6px;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, .25);
}

.lang-btn {
    flex: 1;
    border: none;
    border-radius: 12px;
    padding: 8px 10px;
    cursor: pointer;
    background: rgba(255, 255, 255, .45);
    font-weight: 800;
    opacity: .7;
}

.lang-btn.active {
    opacity: 1;
    background: rgba(255, 255, 255, .85);
}

.sidebar ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.sidebar li {
    padding: 10px 12px;
    border-radius: 12px;
    cursor: pointer;
    user-select: none;
}

.sidebar li.active {
    background: rgba(255, 255, 255, .6);
    font-weight: 800;
}

.sidebar li:hover {
    background: rgba(255, 255, 255, .35);
}

.main {
    flex: 1;
    min-width: 0;
    min-height: 0;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.header h1 {
    font-size: 26px;
    font-weight: 900;
}

.search {
    width: 320px;
    max-width: 100%;
    padding: 10px 14px;
    border: none;
    outline: none;
    border-radius: 14px;
    background: var(--input-bg);
    color: var(--text);
}

.search::placeholder {
    color: var(--muted);
}

.hidden {
    display: none;
}

.main-scroll {
    flex: 1 1 auto;
    min-height: 0;
    overflow: auto;
    padding-right: 2px;
}

.page {
    display: none;
    opacity: 0;
    transform: translateY(8px);
    transition: .25s ease;
}

.page.active {
    display: block;
    opacity: 1;
    transform: translateY(0);
}

.card {
    padding: 18px 20px;
    border-radius: 18px;
    border: 1px solid var(--border);
    background: var(--surface);
    box-shadow: 0 10px 25px var(--shadow);
    backdrop-filter: blur(14px);
}

.footer {
    flex: 0 0 auto;
    margin-top: 0;
    padding: 16px 20px;
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid var(--border);
    background: var(--surface);
    box-shadow: 0 8px 20px var(--shadow);
    backdrop-filter: blur(14px);
    font-size: 13px;
    opacity: .9;

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.socials {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.socials a {
    opacity: 0.7;
    transition: opacity .25s ease;
}

/* Table polish (desktop) */
table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    padding: 10px 8px;
    text-align: left;
    vertical-align: middle;
}

thead th {
    font-weight: 900;
    opacity: .85;
}

tbody tr:hover {
    background: rgba(255, 255, 255, .18);
}

:root[data-theme="dark"] tbody tr:hover {
    background: rgba(255, 255, 255, .06);
}

tbody tr:not(:last-child) td {
    border-bottom: 1px solid rgba(0, 0, 0, .06);
}

:root[data-theme="dark"] tbody tr:not(:last-child) td {
    border-bottom: 1px solid rgba(255, 255, 255, .10);
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background: var(--overlay);
}

.modal.hidden {
    display: none;
}

.modal-content {
    width: 360px;
    max-width: 100%;
    background: var(--surface-strong);
    border: 1px solid var(--border);
    box-shadow: 0 15px 40px var(--shadow-strong);
    border-radius: 18px;
    padding: 16px;
    backdrop-filter: blur(18px);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.modal-content input,
.modal-content select {
    padding: 10px 12px;
    border: none;
    outline: none;
    border-radius: 12px;
    background: rgba(255, 255, 255, .75);
    color: var(--text);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    flex-wrap: wrap;
}

.modal-actions .btn {
    padding: 8px 14px;
}

/* Badges (Orders) */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 900;
    border: 1px solid rgba(255, 255, 255, .55);
    background: rgba(255, 255, 255, .45);
    backdrop-filter: blur(10px);
}

.badge::before {
    content: "";
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(0, 0, 0, .35);
}

.badge.paid::before {
    background: rgba(16, 185, 129, .9);
}

.badge.processing::before {
    background: rgba(245, 158, 11, .95);
}

.badge.refunded::before {
    background: rgba(225, 29, 72, .9);
}

.th-sort {
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
}

.th-sort:hover {
    opacity: .85;
}

.th-sort .hint {
    margin-left: 6px;
    font-size: 12px;
    opacity: .7;
    font-weight: 900;
}

/* Toasts */
.toasts {
    position: fixed;
    right: 16px;
    bottom: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 9999;
}

.toast {
    min-width: 220px;
    max-width: 360px;
    padding: 12px 14px;
    border-radius: 16px;
    background: var(--surface-strong);
    border: 1px solid var(--border);
    box-shadow: 0 12px 28px var(--shadow-strong);
    backdrop-filter: blur(14px);
    color: var(--text);
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
    animation: toastIn .18s ease-out;
}

.toast .msg {
    font-size: 13px;
    line-height: 1.25;
    opacity: .95;
}

.toast .x {
    border: none;
    background: transparent;
    cursor: pointer;
    font-weight: 900;
    opacity: .7;
    color: var(--text);
}

.toast .x:hover {
    opacity: 1;
}

.field-error {
    outline: 2px solid rgba(225, 29, 72, .75);
    box-shadow: 0 0 0 4px rgba(225, 29, 72, .12);
}

.error-text {
    font-size: 12px;
    font-weight: 900;
    color: rgba(225, 29, 72, .95);
    opacity: .95;
    margin-top: -2px;
}

/* ===== Buttons ===== */
.btn {
    padding: 6px 12px;
    border-radius: 10px;
    border: none;
    cursor: pointer;
    font-size: 12px;
    font-weight: 700;
    transition: all .2s ease;
    background: var(--btn-bg);
    color: var(--text);
}

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

/* hover фон — только для НЕ primary/danger */
.btn:not(.btn-primary):not(.btn-danger):hover {
    background: var(--btn-bg-hover);
}

.btn:disabled {
    opacity: .4;
    cursor: not-allowed;
    transform: none;
}

.btn-primary {
    background: linear-gradient(135deg, #5b9dff, #3b6cff);
    color: #fff;
}

.btn-primary:hover {
    filter: brightness(1.1);
}

.btn-danger {
    background: linear-gradient(135deg, #fb7185, #e11d48);
    color: #fff;
}

.btn-danger:hover {
    filter: brightness(1.1);
}

.btn-secondary {
    background: rgba(255, 255, 255, .6);
    color: var(--text);
}

/* Pagination UI */
.pagination {
    display: flex;
    align-items: center;
    gap: 8px;
}

.pagination span {
    font-size: 12px;
    font-weight: 800;
    opacity: .7;
}

select {
    color: var(--text);
}

:root[data-theme="dark"] .modal-content input,
:root[data-theme="dark"] .modal-content select {
    background: rgba(255, 255, 255, .10);
    color: var(--text);
}

/* ===== Select (dropdown) ===== */
.select {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;

    padding: 10px 38px 10px 12px;
    border-radius: 12px;
    border: 1px solid var(--border);
    outline: none;

    background: var(--input-bg);
    color: var(--text);

    font-weight: 800;
    font-size: 12px;

    cursor: pointer;

    background-image:
        linear-gradient(45deg, transparent 50%, var(--muted) 50%),
        linear-gradient(135deg, var(--muted) 50%, transparent 50%);
    background-position:
        calc(100% - 18px) 50%,
        calc(100% - 12px) 50%;
    background-size: 6px 6px, 6px 6px;
    background-repeat: no-repeat;
}

.select:focus {
    box-shadow: 0 0 0 4px rgba(91, 157, 255, .18);
    border-color: rgba(91, 157, 255, .6);
}

/* ===== Custom Select (glass dropdown) ===== */
.cselect {
    position: relative;
    min-width: 84px;
}

.cselect__btn {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;

    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid var(--border);
    outline: none;

    background: var(--input-bg);
    color: var(--text);

    font-weight: 900;
    font-size: 12px;

    cursor: pointer;
    box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.05);
}

.cselect__btn:focus {
    box-shadow: 0 0 0 4px rgba(91, 157, 255, .18);
    border-color: rgba(91, 157, 255, .6);
}

.cselect__label {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.cselect__chev {
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-top: 7px solid var(--muted);
    opacity: .85;
}

.cselect__menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;

    display: none;
    padding: 6px;
    border-radius: 14px;

    background: var(--surface-strong);
    border: 1px solid var(--border);
    box-shadow: 0 12px 28px var(--shadow-strong);
    backdrop-filter: blur(16px);

    z-index: 50;
}

.cselect.is-open .cselect__menu {
    display: block;
}

.cselect__opt {
    padding: 10px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 900;
    cursor: pointer;
    outline: none;
    color: var(--text);
}

.cselect__opt:hover,
.cselect__opt:focus {
    background: rgba(255, 255, 255, .35);
}

:root[data-theme="dark"] .cselect__opt:hover,
:root[data-theme="dark"] .cselect__opt:focus {
    background: rgba(255, 255, 255, .10);
}

.cselect__opt.is-selected {
    background: rgba(91, 157, 255, .18);
    border: 1px solid rgba(91, 157, 255, .30);
}

/* optional: small bounce open */
.cselect.is-open .cselect__chev {
    transform: rotate(180deg);
}


:root[data-theme="dark"] .select {
    box-shadow: inset 0 2px 6px rgba(0, 0, 0, .25);
}

/* options: ограниченно (браузер решает сам), но чуть лучше */
select option {
    background: #ffffff;
    color: #111;
}

:root[data-theme="dark"] select option {
    background: #0f172a;
    color: rgba(255, 255, 255, .92);
}


@keyframes toastIn {
    from {
        transform: translateY(10px);
        opacity: 0;
    }

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

@media (max-width: 768px) {
    .layout {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
    }

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

    .search {
        width: 100%;
    }

    .sidebar ul {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .sidebar li {
        text-align: center;
    }

    /* table -> cards */
    table thead {
        display: none;
    }

    table,
    tbody,
    tr,
    td {
        display: block;
        width: 100%;
    }

    table tr {
        border-radius: 18px;
        background: var(--surface);
        border: 1px solid var(--border);
        backdrop-filter: blur(14px);
        box-shadow: 0 10px 25px var(--shadow);
        padding: 12px;
        margin-top: 12px;
    }

    table tr:first-child {
        margin-top: 0;
    }

    table td {
        border: none !important;
        padding: 10px 8px;
    }

    table td[data-label]::before {
        content: attr(data-label);
        display: block;
        font-size: 12px;
        color: var(--muted);
        font-weight: 900;
        margin-bottom: 6px;
    }

    table td[data-col="action"] button {
        width: 100%;
    }
}