:root {
    --bg: #f3f6fb;
    --surface: #ffffff;
    --surface-soft: #f8fafc;
    --text: #162033;
    --muted: #64748b;
    --border: #dbe3ef;
    --primary: #0f766e;
    --primary-hover: #115e59;
    --secondary: #475569;
    --secondary-hover: #334155;
    --danger: #dc2626;
    --danger-hover: #b91c1c;
    --focus: rgba(15, 118, 110, 0.18);
    --shadow: 0 18px 45px rgba(22, 32, 51, 0.08);
    --type-buy-bg: #e7f5f2;
    --type-buy-text: #0f766e;
    --type-sell-bg: #fee2e2;
    --type-sell-text: #b91c1c;
    --type-dividend-bg: #ecfdf5;
    --type-dividend-text: #047857;
    --type-deposit-bg: #e0f2fe;
    --type-deposit-text: #0369a1;
    --type-withdrawal-bg: #fef3c7;
    --type-withdrawal-text: #92400e;
    --type-fee-bg: #f1f5f9;
    --type-fee-text: #475569;
    --type-tax-bg: #f3e8ff;
    --type-tax-text: #7e22ce;
    --accent-portfolio: #4f46e5;
    --accent-asset: #334155;
    --accent-position: #0f766e;
    --accent-price: #0369a1;
    --accent-rebalancing: #6d28d9;
    --accent-strategy: #0f766e;
    --accent-soft-asset: #f1f5f9;
    --accent-soft-position: #e7f5f2;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: Arial, Helvetica, sans-serif;
    line-height: 1.5;
}

a {
    color: var(--primary);
    font-weight: 700;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

h1,
h2,
h3 {
    color: #0f172a;
    line-height: 1.2;
}

h1 {
    margin: 0;
    font-size: 32px;
}

h2 {
    margin: 0 0 16px;
    font-size: 22px;
}

hr {
    margin: 32px 0;
    border: 0;
    border-top: 1px solid var(--border);
}

.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    max-width: 1240px;
    margin: 0 auto;
    padding: 18px 28px 0;
}

.brand {
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 190px;
}

.brand-name {
    color: #0f172a;
    font-size: 18px;
    font-weight: 800;
}

.brand-version {
    color: var(--muted);
    font-size: 13px;
}

.main-nav,
.actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

.main-nav {
    justify-content: flex-end;
}

.main-nav a {
    padding: 8px 10px;
    border-radius: 8px;
    color: #334155;
    font-size: 14px;
}

.main-nav a:hover,
.main-nav a.active {
    background: #e7f5f2;
    color: var(--primary);
    text-decoration: none;
}

.nav-toggle {
    display: none;
}

.container {
    max-width: 1180px;
    margin: 28px auto 56px;
    padding: 32px;
    background: var(--surface);
    border: 1px solid #edf1f7;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.container-compact {
    max-width: 820px;
}

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

.auth-page .container {
    width: min(100%, 460px);
    margin: 0;
}

.auth-brand {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 24px;
}

.brand-mark {
    color: #0f172a;
    font-size: 18px;
    font-weight: 800;
}

.page-head,
.topbar,
.section-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 24px;
}

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

.card,
.metric,
.empty {
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--surface-soft);
}

.card {
    padding: 22px;
    margin-bottom: 28px;
}

.metric {
    padding: 18px;
}

.metric strong {
    display: block;
    margin-top: 8px;
    color: #0f172a;
    font-size: 26px;
    line-height: 1.2;
}

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

.grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.summary {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
    margin: 20px 0 28px;
}

.wide {
    grid-column: span 2;
}

.button,
button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 10px 14px;
    border: 0;
    border-radius: 8px;
    background: var(--primary);
    color: #ffffff;
    cursor: pointer;
    font: inherit;
    font-size: 14px;
    font-weight: 700;
    text-decoration: none;
}

.button:hover,
button:hover {
    background: var(--primary-hover);
    text-decoration: none;
}

.button.secondary,
button.secondary {
    background: var(--secondary);
}

.button.secondary:hover,
button.secondary:hover {
    background: var(--secondary-hover);
}

.button.danger,
button.danger {
    background: var(--danger);
}

.button.danger:hover,
button.danger:hover {
    background: var(--danger-hover);
}

.button.ghost {
    background: #eef2f7;
    color: #334155;
}

.button.ghost:hover {
    background: #e2e8f0;
}

form.inline {
    display: inline;
}

.actions form {
    display: inline-flex;
}

label {
    display: block;
    margin-top: 18px;
    color: #1f2937;
    font-weight: 700;
}

input,
select,
textarea {
    width: 100%;
    margin-top: 8px;
    padding: 11px 13px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    background: #ffffff;
    color: var(--text);
    font: inherit;
    font-size: 15px;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--focus);
    outline: none;
}

textarea {
    min-height: 120px;
    resize: vertical;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 18px 0 32px;
    font-size: 15px;
}

th,
td {
    padding: 13px 14px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    vertical-align: top;
}

th {
    background: var(--surface-soft);
    color: #334155;
    font-size: 13px;
    letter-spacing: 0;
    text-transform: uppercase;
}

tbody tr:hover {
    background: #fbfdff;
}

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

.compact-actions,
.primary-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.more-actions {
    width: 100%;
}

.more-actions summary {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    padding: 8px 10px;
    border-radius: 8px;
    color: var(--secondary);
    cursor: pointer;
    font-size: 13px;
    font-weight: 700;
    list-style: none;
}

.more-actions summary::-webkit-details-marker {
    display: none;
}

.more-actions summary:hover {
    background: #eef2f7;
    text-decoration: none;
}

.more-actions summary::after {
    content: "+";
    margin-left: 6px;
    color: var(--muted);
    font-weight: 800;
}

.more-actions[open] summary::after {
    content: "-";
}

.more-actions-body {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 8px;
}

.button.subtle,
button.subtle {
    min-height: 36px;
    padding: 8px 10px;
    background: #f1f5f9;
    color: #475569;
    font-size: 13px;
}

.button.subtle:hover,
button.subtle:hover {
    background: #e2e8f0;
}

.button.danger-subtle,
button.danger-subtle {
    min-height: 36px;
    padding: 8px 10px;
    background: #fff1f2;
    color: #be123c;
    font-size: 13px;
}

.button.danger-subtle:hover,
button.danger-subtle:hover {
    background: #ffe4e6;
}

.cell-title {
    display: inline-block;
    max-width: 100%;
    overflow-wrap: anywhere;
}

.cell-meta {
    display: block;
    margin-top: 2px;
    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
}

.numeric-value {
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.topbar > .actions a[href="dashboard.php"],
.topbar > .actions a[href="portfolios.php"],
.topbar > .actions a[href="assets.php"],
.topbar > .actions a[href="asset-prices.php"],
.topbar > .actions a[href="transactions.php"],
.topbar > .actions a[href="rebalancing.php"],
.topbar > .actions a[href="strategies.php"],
.topbar > .actions a[href="logout.php"] {
    display: none;
}

.empty {
    margin: 18px 0 32px;
    padding: 18px;
    color: #475569;
}

.alert {
    margin: 18px 0;
    padding: 14px 16px;
    border-radius: 8px;
    border-left: 4px solid;
}

.alert-success,
.notice {
    border-color: #10b981;
    background: #ecfdf5;
    color: #065f46;
}

.alert-error,
.error {
    border-color: var(--danger);
    background: #fef2f2;
    color: #991b1b;
}

.alert-warning,
.warning {
    border-color: #f59e0b;
    background: #fffbeb;
    color: #92400e;
}

.notice,
.error,
.warning {
    margin: 18px 0;
    padding: 14px 16px;
    border-radius: 8px;
    border-left: 4px solid;
}

td .warning {
    margin: 4px 0 0;
    padding: 0;
    border: 0;
    background: transparent;
    color: #92400e;
    font-weight: 700;
}

.badge,
.status,
.type {
    display: inline-flex;
    align-items: center;
    padding: 4px 9px;
    border-radius: 999px;
    background: #e0f2fe;
    color: #0369a1;
    font-size: 13px;
    font-weight: 700;
}

.badge.admin {
    background: #fef3c7;
    color: #92400e;
}

.type-buy {
    background: var(--type-buy-bg);
    color: var(--type-buy-text);
}

.type-sell {
    background: var(--type-sell-bg);
    color: var(--type-sell-text);
}

.type-dividend {
    background: var(--type-dividend-bg);
    color: var(--type-dividend-text);
}

.type-deposit {
    background: var(--type-deposit-bg);
    color: var(--type-deposit-text);
}

.type-withdrawal {
    background: var(--type-withdrawal-bg);
    color: var(--type-withdrawal-text);
}

.type-fee {
    background: var(--type-fee-bg);
    color: var(--type-fee-text);
}

.type-tax {
    background: var(--type-tax-bg);
    color: var(--type-tax-text);
}

.archived {
    background: #f1f5f9;
    color: #475569;
}

.positive {
    color: #047857;
    font-weight: 700;
}

.negative {
    color: #b91c1c;
    font-weight: 700;
}

.neutral {
    color: #475569;
    font-weight: 700;
}

@media (max-width: 920px) {
    .app-header {
        align-items: flex-start;
        flex-direction: column;
        gap: 14px;
    }

    .main-nav {
        justify-content: flex-start;
        width: 100%;
    }

    .grid-4 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 760px) {
    .app-header {
        position: sticky;
        top: 0;
        z-index: 20;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        padding: 14px 16px 0;
        background: var(--bg);
    }

    .container {
        margin: 18px 16px 36px;
        padding: 22px;
    }

    .page-head,
    .topbar,
    .section-head {
        align-items: flex-start;
        flex-direction: column;
    }

    .grid,
    .grid-3,
    .grid-4,
    .summary {
        grid-template-columns: 1fr;
    }

    .wide {
        grid-column: span 1;
    }

    .button,
    button {
        width: 100%;
    }

    .actions,
    .table-actions {
        align-items: stretch;
        width: 100%;
    }

    .actions form,
    form.inline {
        display: flex;
        width: 100%;
    }

    .nav-toggle {
        position: relative;
        z-index: 40;
        display: inline-flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 5px;
        width: 46px;
        min-height: 46px;
        padding: 0;
        border: 1px solid var(--border);
        border-radius: 8px;
        background: var(--surface);
        box-shadow: 0 8px 24px rgba(22, 32, 51, 0.08);
    }

    .nav-toggle span {
        display: block;
        width: 22px;
        height: 2px;
        border-radius: 999px;
        background: #0f172a;
    }

    .nav-toggle:hover {
        background: var(--surface-soft);
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: 0;
        bottom: 0;
        z-index: 30;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        width: min(82vw, 320px);
        padding: 84px 18px 18px;
        background: var(--surface);
        box-shadow: -18px 0 45px rgba(22, 32, 51, 0.16);
        transform: translateX(105%);
        transition: transform 160ms ease;
    }

    .main-nav a {
        min-height: 48px;
        padding: 13px 14px;
        font-size: 16px;
    }

    body.nav-open {
        overflow: hidden;
    }

    body.nav-open .app-header {
        z-index: 35;
    }

    body.nav-open::before {
        content: "";
        position: fixed;
        inset: 0;
        z-index: 25;
        background: rgba(15, 23, 42, 0.42);
    }

    body.nav-open .main-nav {
        transform: translateX(0);
    }

    form {
        width: 100%;
    }

    label {
        margin-top: 14px;
    }

    table {
        display: block;
        margin: 18px 0 28px;
        border-collapse: separate;
        border-spacing: 0;
    }

    thead {
        display: none;
    }

    tbody {
        display: grid;
        gap: 14px;
    }

    tr {
        display: block;
        border: 1px solid var(--border);
        border-radius: 8px;
        background: var(--surface);
        overflow: hidden;
    }

    tbody tr:hover {
        background: var(--surface);
    }

    td {
        display: grid;
        grid-template-columns: minmax(108px, 42%) minmax(0, 1fr);
        gap: 12px;
        align-items: start;
        min-height: 44px;
        padding: 11px 14px;
        border-bottom: 1px solid var(--border);
        overflow-wrap: anywhere;
    }

    td:last-child {
        border-bottom: 0;
    }

    td::before {
        content: attr(data-label);
        color: var(--muted);
        font-size: 13px;
        font-weight: 700;
    }

    td[data-label="Aktionen"] {
        grid-template-columns: 1fr;
    }

    td[data-label="Aktionen"]::before {
        margin-bottom: 2px;
    }

    td[data-label="Aktionen"] .actions,
    td[data-label="Aktionen"] .table-actions {
        gap: 8px;
    }

    tr.card-portfolio,
    tr.card-asset,
    tr.card-position,
    tr.card-price,
    tr.card-rebalancing,
    tr.card-strategy {
        border-left: 5px solid var(--border);
        box-shadow: 0 10px 24px rgba(22, 32, 51, 0.06);
    }

    tr.card-portfolio {
        border-left-color: var(--accent-portfolio);
    }

    tr.card-asset {
        border-left-color: var(--accent-asset);
    }

    tr.card-position {
        border-left-color: var(--accent-position);
    }

    tr.card-price {
        border-left-color: var(--accent-price);
    }

    tr.card-rebalancing {
        border-left-color: var(--accent-rebalancing);
    }

    tr.card-strategy {
        border-left-color: var(--accent-strategy);
    }

    tr.card-portfolio td:first-child::before {
        color: var(--accent-portfolio);
    }

    tr.card-asset td:first-child::before {
        color: var(--accent-asset);
    }

    tr.card-position td:first-child::before {
        color: var(--accent-position);
    }

    tr.card-price td:first-child::before {
        color: var(--accent-price);
    }

    tr.card-rebalancing td:first-child::before {
        color: var(--accent-rebalancing);
    }

    tr.card-strategy td:first-child::before {
        color: var(--accent-strategy);
    }

    tr.card-asset td[data-label="Typ"] {
        background: var(--accent-soft-asset);
    }

    tr.card-position td[data-label="Menge"],
    tr.card-position td[data-label="Durchschnittspreis"],
    tr.card-position td[data-label="Aktueller Kurs"],
    tr.card-position td[data-label="Marktwert"],
    tr.card-position td[data-label="Gewinn/Verlust"],
    tr.card-price td[data-label="Kurs"],
    tr.card-asset td[data-label="Letzter Kurs"] {
        background: var(--accent-soft-position);
    }

    tr.card-rebalancing td[data-label="Zielgewichtung"],
    tr.card-rebalancing td[data-label="Abweichung"],
    tr.card-strategy td[data-label="Summe Zielgewichtungen"],
    tr.card-strategy td[data-label="Zielgewichtung"] {
        background: var(--surface-soft);
    }

    .transaction-row {
        border-left: 5px solid var(--border);
        box-shadow: 0 10px 24px rgba(22, 32, 51, 0.07);
    }

    .transaction-row td[data-label="Betrag"],
    .transaction-row td[data-label="Menge"],
    .transaction-row td[data-label="Preis"] {
        background: var(--surface-soft);
    }

    .type {
        padding: 5px 10px;
        font-size: 12px;
        text-transform: uppercase;
    }

    .compact-actions,
    .primary-actions,
    .more-actions-body {
        align-items: stretch;
        width: 100%;
    }

    .primary-actions {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .primary-actions > .button:only-child {
        grid-column: 1 / -1;
    }

    .more-actions summary {
        width: 100%;
        justify-content: center;
        border: 1px solid var(--border);
        background: #ffffff;
    }

    .more-actions-body {
        padding-top: 2px;
    }

    .button.subtle,
    button.subtle,
    .button.danger-subtle,
    button.danger-subtle {
        width: 100%;
    }

    .numeric-value {
        white-space: normal;
    }

    .transaction-type-buy {
        border-left-color: var(--type-buy-text);
    }

    .transaction-type-sell {
        border-left-color: var(--type-sell-text);
    }

    .transaction-type-dividend {
        border-left-color: var(--type-dividend-text);
    }

    .transaction-type-deposit {
        border-left-color: var(--type-deposit-text);
    }

    .transaction-type-withdrawal {
        border-left-color: var(--type-withdrawal-text);
    }

    .transaction-type-fee {
        border-left-color: var(--type-fee-text);
    }

    .transaction-type-tax {
        border-left-color: var(--type-tax-text);
    }
}