:root {
    --srp-bg: #f3f6f8;
    --srp-surface: #ffffff;
    --srp-border: #dfe6ea;
    --srp-text: #102027;
    --srp-text-muted: #5c6b73;
    --srp-primary: #0f3d4c;
    --srp-primary-soft: #e3edf1;
    --srp-danger: #b42318;
    --srp-warning: #b45309;
    --srp-info: #2b77c0;
    --srp-radius: 3px;
    --srp-shadow: 0 1px 3px rgba(16, 32, 39, 0.08), 0 1px 2px rgba(16, 32, 39, 0.04);
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    height: 100%;
}

body {
    background: var(--srp-bg);
    color: var(--srp-text);
    font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
}

.srp-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.srp-topbar {
    display: flex;
    align-items: center;
    gap: 24px;
    padding: 10px 24px;
    background: var(--srp-surface);
    border-bottom: 1px solid var(--srp-border);
    position: sticky;
    top: 0;
    z-index: 10;
}

.srp-brand {
    display: flex;
    align-items: baseline;
    gap: 10px;
    margin-right: 8px;
}

.srp-logo {
    font-size: 20px;
    font-weight: 700;
    color: var(--srp-primary);
    letter-spacing: 0.3px;
}

.srp-title {
    color: var(--srp-text-muted);
    font-size: 13px;
}

.srp-nav {
    display: flex;
    gap: 4px;
    flex: 1;
}

.srp-nav-link {
    padding: 6px 12px;
    border-radius: 6px;
    color: var(--srp-text);
    text-decoration: none;
    font-weight: 500;
}

.srp-nav-link:hover {
    background: var(--srp-primary-soft);
}

.srp-nav-link.active {
    background: var(--srp-primary-soft);
    color: var(--srp-primary);
}

.srp-demo-badge {
    background: #fff6e0;
    color: var(--srp-warning);
    border: 1px solid #f0d9a0;
    border-radius: 999px;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.srp-main {
    flex: 1;
    width: 100%;
    max-width: 1720px;
    margin: 0 auto;
    padding: 20px 24px 40px;
}

.srp-main h1 {
    font-size: 22px;
    margin: 0 0 4px;
}

.srp-sub {
    color: var(--srp-text-muted);
    margin: 0 0 20px;
}

.srp-section {
    background: var(--srp-surface);
    border: 1px solid var(--srp-border);
    border-radius: var(--srp-radius);
    box-shadow: var(--srp-shadow);
    padding: 18px 20px;
    margin-bottom: 20px;
}

.srp-section h2 {
    font-size: 15px;
    margin: 0 0 14px;
    color: var(--srp-text);
}

.srp-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 16px;
}

.srp-card {
    border: 1px solid var(--srp-border);
    border-radius: var(--srp-radius);
    background: var(--srp-surface);
    box-shadow: var(--srp-shadow);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.srp-card-header {
    padding: 14px 16px 10px;
    border-bottom: 1px solid var(--srp-border);
}

.srp-card-title {
    font-size: 16px;
    font-weight: 600;
}

.srp-card-subtitle {
    font-size: 12px;
    color: var(--srp-text-muted);
    margin-top: 2px;
}

.srp-card-body {
    padding: 12px 16px 16px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.srp-kv {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    font-size: 13px;
}

.srp-kv dt {
    color: var(--srp-text-muted);
    margin: 0;
}

.srp-kv dd {
    margin: 0;
    font-weight: 600;
    text-align: right;
}

.srp-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}

.srp-kpi {
    border: 1px solid var(--srp-border);
    border-radius: var(--srp-radius);
    padding: 12px 14px;
    background: var(--srp-surface);
}

.srp-kpi-label {
    font-size: 12px;
    color: var(--srp-text-muted);
    margin-bottom: 4px;
}

.srp-kpi-value {
    font-size: 20px;
    font-weight: 700;
}

.srp-kpi-value.positive { color: var(--srp-primary); }
.srp-kpi-value.negative { color: var(--srp-danger); }
.srp-kpi-value.accent { color: var(--srp-info); }

.srp-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 16px;
    margin-bottom: 16px;
}

.srp-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.srp-field-label {
    font-size: 12px;
    color: var(--srp-text-muted);
    font-weight: 600;
}

.srp-chart-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 16px;
}

.srp-chart-box {
    border: 1px solid var(--srp-border);
    border-radius: var(--srp-radius);
    padding: 12px;
    min-height: 320px;
}

.srp-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 14px;
}

.srp-chip {
    border: 1px solid var(--srp-border);
    background: var(--srp-surface);
    border-radius: 999px;
    padding: 5px 14px;
    font-size: 13px;
    cursor: pointer;
    color: var(--srp-text);
}

.srp-chip.active {
    background: var(--srp-primary);
    border-color: var(--srp-primary);
    color: #fff;
}

.srp-chip .srp-chip-count {
    font-weight: 700;
    margin-left: 4px;
}

.srp-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px 24px;
    margin-bottom: 14px;
}

.srp-detail-grid dt {
    color: var(--srp-text-muted);
    font-size: 12px;
}

.srp-detail-grid dd {
    margin: 0 0 8px;
    font-weight: 600;
    font-size: 13px;
}

.srp-history-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.srp-history-table th {
    text-align: left;
    color: var(--srp-text-muted);
    font-weight: 600;
    padding: 6px 8px;
    border-bottom: 1px solid var(--srp-border);
}

.srp-history-table td {
    padding: 6px 8px;
    border-bottom: 1px solid var(--srp-border);
}

.srp-alert {
    border-radius: var(--srp-radius);
    padding: 12px 16px;
    margin-bottom: 16px;
    font-size: 13px;
}

.srp-alert.error {
    background: #fdecea;
    border: 1px solid #f5c6c0;
    color: var(--srp-danger);
}

.srp-alert.success {
    background: var(--srp-primary-soft);
    border: 1px solid #bfe3d2;
    color: var(--srp-primary);
}

.srp-loading {
    color: var(--srp-text-muted);
}

.srp-mono {
    font-family: "Cascadia Code", Consolas, monospace;
    font-size: 0.92em;
}

.srp-btn {
    display: inline-block;
    background: var(--srp-primary);
    color: #fff;
    border: 0;
    border-radius: var(--srp-radius);
    padding: 0.45rem 1rem;
    font-size: 0.9rem;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.15s ease;
}

.srp-btn:hover {
    background: #0a2d39;
}

.srp-btn:disabled {
    opacity: 0.5;
    cursor: default;
    background: var(--srp-primary);
}

.srp-btn-ghost {
    background: transparent;
    color: var(--srp-primary);
    border: 1px solid var(--srp-border);
}

.srp-btn-ghost:hover {
    background: var(--srp-primary-soft);
}

.srp-btn-small {
    padding: 0.3rem 0.7rem;
    font-size: 0.85rem;
}

.srp-hint {
    color: var(--srp-text-muted);
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.srp-qty-up { color: var(--srp-primary); font-weight: 600; }
.srp-qty-down { color: var(--srp-danger); font-weight: 600; }
.srp-qty-flat { color: var(--srp-text-muted); }

.srp-import-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.srp-import-table th {
    text-align: left;
    color: var(--srp-text-muted);
    font-weight: 600;
    padding: 6px 10px;
    border-bottom: 1px solid var(--srp-border);
}

.srp-import-table td {
    padding: 6px 10px;
    border-bottom: 1px solid var(--srp-border);
}

.k-grid {
    font-size: 13px;
}

@media (max-width: 1200px) {
    .srp-chart-grid {
        grid-template-columns: 1fr;
    }
}

.srp-login-page {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 40px 0;
}

.srp-login-card {
    width: 100%;
    max-width: 420px;
    background: var(--srp-surface);
    border: 1px solid var(--srp-border);
    border-radius: var(--srp-radius);
    box-shadow: var(--srp-shadow);
    padding: 28px 32px 24px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.srp-login-card h1 {
    font-size: 20px;
    margin: 8px 0 0;
}

.srp-input {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--srp-border);
    border-radius: var(--srp-radius);
    font-size: 14px;
    color: var(--srp-text);
    background: var(--srp-surface);
}

.srp-input:focus {
    outline: 2px solid var(--srp-info);
    outline-offset: 0;
    border-color: var(--srp-info);
}

.srp-login-actions {
    display: flex;
    gap: 8px;
}

.srp-login-actions .srp-btn {
    flex: 1;
}

.srp-login-foot {
    color: var(--srp-text-muted);
    font-size: 13px;
}

.srp-login-foot a {
    color: var(--srp-info);
    text-decoration: none;
}

.srp-login-foot a:hover {
    text-decoration: underline;
}

.srp-user-badge {
    background: var(--srp-primary-soft);
    color: var(--srp-primary);
    border-radius: 999px;
    padding: 4px 12px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.srp-admin-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.srp-admin-table th {
    text-align: left;
    color: var(--srp-text-muted);
    font-weight: 600;
    padding: 6px 10px;
    border-bottom: 1px solid var(--srp-border);
}

.srp-admin-table td {
    padding: 8px 10px;
    border-bottom: 1px solid var(--srp-border);
    vertical-align: middle;
}

.srp-row-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.srp-row-status {
    color: var(--srp-text-muted);
    font-size: 12px;
}

.srp-intermediary-table td {
    vertical-align: middle;
}

.srp-intermediary-table .srp-input {
    min-width: 150px;
}

@media (max-width: 900px) {
    .srp-detail-grid {
        grid-template-columns: 1fr;
    }

    .srp-import-table,
    .srp-admin-table {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
}

/* Admin Tab-Layout */
.srp-admin-tab-content {
    padding: 20px 8px 8px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 560px;
}

.srp-admin-tab-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--srp-text-muted);
    font-size: 13px;
}

.srp-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--srp-text-muted);
}

.srp-admin-emails {
    resize: vertical;
    min-height: 100px;
    font-family: "Cascadia Code", Consolas, monospace;
    font-size: 13px;
    line-height: 1.7;
}

.srp-admin-tab-actions {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 0;
}