:root {
    --paper: #eef4fb;
    --ink: #102033;
    --muted: #60748a;
    --line: rgba(16, 32, 51, 0.1);
    --accent: #2b6fdb;
    --accent-deep: #184c9f;
    --panel-strong: rgba(252, 254, 255, 0.94);
    --success: #157f63;
    --warning: #8b5e12;
    --shadow: 0 24px 64px rgba(29, 67, 122, 0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: "Noto Sans KR", sans-serif;
    color: var(--ink);
    background:
        radial-gradient(circle at top, rgba(43, 111, 219, 0.12), transparent 26%),
        linear-gradient(180deg, #f5f9ff 0%, #eaf1fb 100%);
}

.admin-login-body {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-shell {
    width: min(100%, 460px);
    margin: 0 20px;
}

.login-panel {
    border: 1px solid var(--line);
    border-radius: 30px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(18px);
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    font-family: "Space Grotesk", sans-serif;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.login-panel {
    padding: 34px 30px 30px;
    background: var(--panel-strong);
}

.panel-head h2 {
    margin: 10px 0 10px;
    font-family: "Space Grotesk", sans-serif;
    font-size: 2.1rem;
    letter-spacing: -0.04em;
}

.panel-head p {
    margin: 0;
    color: var(--muted);
    line-height: 1.6;
}

.eyebrow {
    color: var(--accent-deep);
    font-size: 12px;
}

.login-form {
    display: grid;
    gap: 18px;
    margin-top: 26px;
}

.field {
    display: grid;
    gap: 10px;
}

.field span {
    font-size: 0.95rem;
    font-weight: 700;
}

.field input {
    width: 100%;
    height: 56px;
    padding: 0 16px;
    border: 1px solid rgba(30, 27, 24, 0.14);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.8);
    color: var(--ink);
    font: inherit;
    outline: none;
    transition: border-color 160ms ease, transform 160ms ease, box-shadow 160ms ease;
}

.field input:focus {
    border-color: rgba(43, 111, 219, 0.7);
    transform: translateY(-1px);
    box-shadow: 0 0 0 4px rgba(43, 111, 219, 0.12);
}

.primary-button {
    appearance: none;
    border: 0;
    font: inherit;
    cursor: pointer;
}

.primary-button {
    height: 58px;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
    color: #fff8f1;
    font-weight: 700;
    font-size: 1rem;
    box-shadow: 0 16px 34px rgba(24, 76, 159, 0.22);
    transition: transform 180ms ease, box-shadow 180ms ease;
}

.primary-button:hover {
    transform: translateY(-1px);
    box-shadow: 0 20px 42px rgba(24, 76, 159, 0.26);
}

.status-card {
    margin-top: 18px;
    padding: 16px 18px;
    border-radius: 18px;
    border: 1px solid rgba(30, 27, 24, 0.08);
    background: rgba(255, 255, 255, 0.72);
    color: var(--muted);
    line-height: 1.6;
}

.status-card.is-success {
    border-color: rgba(31, 122, 82, 0.24);
    background: rgba(227, 248, 238, 0.88);
    color: var(--success);
}

.status-card.is-warning {
    border-color: rgba(138, 91, 18, 0.24);
    background: rgba(255, 245, 223, 0.92);
    color: var(--warning);
}

.admin-dashboard-body {
    min-height: 100vh;
    padding: 18px;
}

.dashboard-shell {
    display: grid;
    grid-template-columns: 260px minmax(0, 1fr);
    gap: 20px;
    min-height: calc(100vh - 48px);
    align-items: start;
}

.sidebar,
.dashboard-main,
.metric-card,
.chart-card {
    border: 1px solid var(--line);
    border-radius: 28px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(16px);
}

.sidebar {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-self: start;
    padding: 18px 16px;
    background: rgba(252, 254, 255, 0.9);
}

.sidebar-account {
    display: grid;
    gap: 14px;
    padding: 14px;
    margin-bottom: 16px;
    border: 1px solid rgba(43, 111, 219, 0.14);
    border-radius: 18px;
    background: linear-gradient(180deg, rgba(43, 111, 219, 0.08) 0%, rgba(255, 255, 255, 0.9) 100%);
}

.sidebar-account-copy {
    display: grid;
    gap: 6px;
}

.sidebar-account-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--muted);
}

.sidebar-account-name {
    font-family: "Space Grotesk", sans-serif;
    font-size: 1.15rem;
    letter-spacing: -0.04em;
    color: var(--accent-deep);
    overflow-wrap: anywhere;
}

.sidebar-logout-button {
    height: 44px;
    border: 1px solid rgba(16, 32, 51, 0.1);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.84);
    color: var(--ink);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
    transition: border-color 160ms ease, transform 160ms ease, background 160ms ease;
}

.sidebar-logout-button:hover {
    transform: translateY(-1px);
    border-color: rgba(43, 111, 219, 0.24);
    background: rgba(255, 255, 255, 0.96);
}

.sidebar-nav {
    display: grid;
    gap: 10px;
}

.nav-item {
    display: flex;
    align-items: center;
    min-height: 50px;
    padding: 0 16px;
    border: 1px solid rgba(27, 23, 20, 0.08);
    border-radius: 16px;
    background: rgba(245, 249, 255, 0.78);
    color: var(--ink);
    text-decoration: none;
    font-weight: 600;
    transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.nav-item:hover {
    transform: translateY(-1px);
    border-color: rgba(43, 111, 219, 0.22);
}

.nav-item.is-active {
    background: linear-gradient(135deg, rgba(43, 111, 219, 0.14) 0%, rgba(24, 76, 159, 0.16) 100%);
    border-color: rgba(43, 111, 219, 0.26);
    color: var(--accent-deep);
}

.dashboard-main {
    padding: 28px;
    background: rgba(252, 254, 255, 0.82);
}

.dashboard-header {
    display: block;
}

.dashboard-header h1 {
    margin: 0 0 12px;
    font-family: "Space Grotesk", sans-serif;
    font-size: clamp(2rem, 4vw, 3.4rem);
    letter-spacing: -0.05em;
    line-height: 0.96;
}

.dashboard-header p {
    margin: 0;
    color: var(--muted);
    line-height: 1.7;
}

.dashboard-header-compact {
    margin-bottom: 14px;
}

.icon-button,
.ghost-button,
.secondary-button,
.modal-close {
    appearance: none;
    border: 0;
    font: inherit;
    cursor: pointer;
}

.icon-button {
    min-width: 120px;
    height: 52px;
    padding: 0 18px;
    border-radius: 16px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
    color: #fff;
    font-size: 1rem;
    line-height: 1.1;
    font-weight: 700;
    box-shadow: 0 16px 34px rgba(24, 76, 159, 0.18);
}

.action-row {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 12px;
}

.tab-frame {
    border: 1px solid rgba(16, 32, 51, 0.08);
    border-radius: 28px;
    background: rgba(252, 254, 255, 0.72);
    box-shadow: var(--shadow);
    padding: 18px;
}

.tab-switch {
    display: inline-flex;
    padding: 6px;
    margin-bottom: 16px;
    border: 1px solid rgba(16, 32, 51, 0.08);
    border-radius: 18px;
    background: rgba(245, 249, 255, 0.86);
    gap: 6px;
}

.tab-button {
    min-width: 116px;
    height: 42px;
    padding: 0 16px;
    border: 0;
    border-radius: 12px;
    background: transparent;
    color: var(--muted);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.tab-button.is-active {
    background: rgba(43, 111, 219, 0.14);
    color: var(--accent-deep);
}

.tab-panel {
    display: none;
}

.tab-panel.is-active {
    display: block;
}

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

.range-switch {
    display: inline-flex;
    padding: 6px;
    border: 1px solid rgba(27, 23, 20, 0.08);
    border-radius: 18px;
    background: rgba(245, 249, 255, 0.86);
    gap: 6px;
}

.range-button {
    min-width: 68px;
    height: 40px;
    padding: 0 14px;
    border: 0;
    border-radius: 12px;
    background: transparent;
    color: var(--muted);
    font: inherit;
    font-weight: 700;
    cursor: pointer;
}

.range-button.is-active {
    background: rgba(43, 111, 219, 0.14);
    color: var(--accent-deep);
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
    margin-top: 26px;
}

.metric-card {
    padding: 20px;
    background: rgba(248, 251, 255, 0.9);
}

.metric-label {
    display: block;
    color: var(--muted);
    font-size: 0.92rem;
}

.metric-value {
    display: block;
    margin-top: 16px;
    font-family: "Space Grotesk", sans-serif;
    font-size: 2rem;
    letter-spacing: -0.04em;
}

.metric-delta {
    display: inline-block;
    margin-top: 12px;
    font-size: 0.9rem;
    font-weight: 700;
}

.chart-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 18px;
}

.chart-card {
    padding: 20px;
    background: rgba(248, 251, 255, 0.88);
}

.card-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.card-kicker {
    display: inline-block;
    color: var(--accent-deep);
    font-family: "Space Grotesk", sans-serif;
    font-size: 11px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.card-head h2 {
    margin: 10px 0 0;
    font-size: 1.2rem;
}

.chart-bars {
    display: grid;
    grid-template-columns: repeat(7, minmax(0, 1fr));
    align-items: end;
    gap: 12px;
    height: 180px;
    margin-top: 22px;
}

.chart-bars span {
    display: block;
    border-radius: 16px 16px 8px 8px;
    background: linear-gradient(180deg, rgba(73, 137, 235, 0.88) 0%, rgba(24, 76, 159, 0.92) 100%);
}

.chart-bars-tall {
    height: 220px;
}

.chart-bars-wide {
    height: 210px;
}

.chart-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 180px;
    margin-top: 22px;
    border: 1px dashed rgba(43, 111, 219, 0.2);
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.58);
    color: var(--muted);
    text-align: center;
    line-height: 1.6;
}

.chart-canvas {
    margin-top: 22px;
}

.chart-columns {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(72px, 1fr));
    align-items: end;
    gap: 14px;
    min-height: 236px;
    padding: 12px 8px 0;
}

.chart-column {
    display: grid;
    grid-template-rows: auto minmax(160px, 1fr) auto;
    align-items: end;
    gap: 10px;
    min-width: 0;
}

.chart-column-count {
    text-align: center;
    font-family: "Space Grotesk", sans-serif;
    font-size: 0.98rem;
    color: var(--accent-deep);
}

.chart-column-track {
    position: relative;
    display: flex;
    align-items: end;
    justify-content: center;
    height: 180px;
    padding: 0 10px;
    border-radius: 20px 20px 10px 10px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.88) 0%, rgba(232, 240, 251, 0.84) 100%);
    border: 1px solid rgba(43, 111, 219, 0.08);
}

.chart-column-fill {
    width: 100%;
    min-height: 0;
    border-radius: 16px 16px 10px 10px;
    background: linear-gradient(180deg, rgba(95, 162, 255, 0.92) 0%, rgba(24, 76, 159, 0.96) 100%);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.24),
        0 16px 26px rgba(24, 76, 159, 0.14);
}

.chart-column-label {
    text-align: center;
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 700;
    line-height: 1.4;
    word-break: keep-all;
}

.form-panel {
    max-width: 640px;
    padding: 24px;
    border: 1px solid var(--line);
    border-radius: 28px;
    background: rgba(248, 251, 255, 0.9);
    box-shadow: var(--shadow);
}

.form-panel-head h2 {
    margin: 0;
    font-size: 1.35rem;
}

.form-panel-head p {
    margin: 10px 0 0;
    color: var(--muted);
    line-height: 1.6;
}

.admin-form {
    display: grid;
    gap: 18px;
    margin-top: 24px;
}

.filter-panel {
    margin-bottom: 12px;
}

.filter-row {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.filter-row-secondary {
    margin-top: 12px;
    align-items: center;
}

.filter-caption {
    color: var(--muted);
    font-size: 0.92rem;
    font-weight: 700;
}

.bulk-actions {
    display: flex;
    justify-content: flex-start;
    gap: 10px;
}

.field-inline {
    min-width: 240px;
}

.filter-select {
    width: 100%;
    height: 52px;
    padding: 0 16px;
    border: 1px solid rgba(16, 32, 51, 0.12);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.88);
    color: var(--ink);
    font: inherit;
    outline: none;
}

.filter-select:focus {
    border-color: rgba(43, 111, 219, 0.7);
    box-shadow: 0 0 0 4px rgba(43, 111, 219, 0.12);
}

.form-textarea {
    width: 100%;
    min-height: 132px;
    padding: 16px;
    border: 1px solid rgba(16, 32, 51, 0.12);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.88);
    color: var(--ink);
    font: inherit;
    line-height: 1.6;
    resize: vertical;
    outline: none;
}

.form-textarea:focus {
    border-color: rgba(43, 111, 219, 0.7);
    box-shadow: 0 0 0 4px rgba(43, 111, 219, 0.12);
}

.table-panel {
    border: 1px solid var(--line);
    border-radius: 28px;
    background: rgba(248, 251, 255, 0.9);
    box-shadow: var(--shadow);
    overflow: hidden;
}

.append-row td {
    text-align: center;
    cursor: pointer;
    background: rgba(240, 246, 255, 0.9);
    width: auto;
    padding-left: 0;
    padding-right: 0;
}

.append-row td:first-child {
    width: auto;
    padding-left: 0;
    padding-right: 0;
}

.append-symbol {
    display: block;
    width: 100%;
    text-align: center;
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--accent-deep);
}

.append-row:hover td {
    background: rgba(226, 237, 255, 0.96);
}

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

.admin-table {
    width: 100%;
    border-collapse: collapse;
}

.admin-table th,
.admin-table td {
    padding: 18px 20px;
    text-align: left;
    border-bottom: 1px solid rgba(16, 32, 51, 0.08);
}

.admin-table-selectable th:first-child,
.admin-table-selectable td:first-child {
    width: 48px;
    padding-right: 8px;
    padding-left: 16px;
}

.admin-table tbody tr {
    cursor: pointer;
    transition: background 140ms ease;
}

.admin-table tbody tr:hover {
    background: rgba(43, 111, 219, 0.05);
}

.admin-table th {
    color: var(--muted);
    font-size: 0.92rem;
    font-weight: 700;
    background: rgba(241, 247, 255, 0.88);
}

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

.empty-state {
    padding: 28px 20px;
    border-top: 1px solid rgba(16, 32, 51, 0.08);
    color: var(--muted);
    line-height: 1.7;
}

.table-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.ghost-button {
    width: 92px;
    min-height: 38px;
    padding: 0 14px;
    border: 1px solid rgba(43, 111, 219, 0.16);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.78);
    color: var(--accent-deep);
    font-weight: 700;
    text-align: center;
}

.ghost-button.is-danger {
    border-color: rgba(190, 62, 62, 0.16);
    color: #a53a3a;
}

.table-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    min-height: 30px;
    padding: 0 12px;
    border-radius: 999px;
    font-size: 0.88rem;
    font-weight: 700;
}

.table-badge.is-active {
    background: rgba(21, 127, 99, 0.12);
    color: var(--success);
}

.table-badge.is-inactive {
    background: rgba(96, 116, 138, 0.14);
    color: var(--muted);
}

.modal-backdrop {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(10, 24, 43, 0.28);
}

.modal-backdrop[hidden] {
    display: none;
}

.modal-card {
    width: min(100%, 520px);
    padding: 26px;
    border: 1px solid var(--line);
    border-radius: 28px;
    background: rgba(252, 254, 255, 0.98);
    box-shadow: var(--shadow);
}

.modal-card-wide {
    width: min(100%, 760px);
}

.modal-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
}

.modal-head h2 {
    margin: 0;
    font-size: 1.4rem;
}

.modal-head p {
    margin: 10px 0 0;
    color: var(--muted);
    line-height: 1.6;
}

.modal-close {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    background: rgba(241, 247, 255, 0.9);
    color: var(--muted);
    font-size: 1.6rem;
    line-height: 1;
}

.modal-actions {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin-top: 6px;
}

.modal-actions-single {
    grid-template-columns: 1fr;
    margin-top: 12px;
}

.secondary-button {
    width: 100%;
    height: 50px;
    padding: 0 18px;
    border-radius: 16px;
    background: rgba(237, 243, 252, 0.96);
    color: var(--muted);
    font-weight: 700;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 22px;
}

.detail-grid-tight {
    margin-top: 0;
}

.detail-item {
    display: grid;
    gap: 8px;
}

.detail-item-full {
    grid-column: 1 / -1;
}

.detail-label {
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 700;
}

.detail-box {
    min-height: 54px;
    padding: 16px;
    border: 1px solid rgba(16, 32, 51, 0.08);
    border-radius: 16px;
    background: rgba(245, 249, 255, 0.72);
    line-height: 1.7;
}

@media (max-width: 640px) {
    .login-shell {
        width: min(100%, 100%);
        margin: 0 14px;
    }

    .login-panel {
        padding: 26px 20px 22px;
        border-radius: 24px;
    }
}

@media (max-width: 1180px) {
    .metric-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 960px) {
    .dashboard-shell {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 640px) {
    .admin-dashboard-body {
        padding: 14px;
    }

    .dashboard-main,
    .sidebar {
        padding: 20px;
        border-radius: 24px;
    }

    .tab-frame {
        padding: 14px;
        border-radius: 24px;
    }

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

    .range-switch {
        width: 100%;
        justify-content: space-between;
    }

    .range-button {
        flex: 1;
    }

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

    .table-actions {
        flex-wrap: wrap;
    }

    .modal-card {
        padding: 20px;
        border-radius: 24px;
    }

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

    .modal-actions {
        grid-template-columns: 1fr;
    }

    .secondary-button,
    .modal-actions .primary-button {
        width: 100%;
    }
}