:root {
    color-scheme: light;
    font-family: "Inter", "Segoe UI", sans-serif;
    --primary: #1f5eff;
    --bg: #f4f6fb;
    --text: #1a1d25;
    --muted: #5f6676;
    --card: #ffffff;
    --danger: #ff5d5d;
    --border: #e3e7ef;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
}

.app {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px 16px 60px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.app__header {
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
    justify-content: space-between;
}

@media (min-width: 768px) {
    .app__header {
        flex-direction: row;
        align-items: center;
    }
}

h1 {
    margin: 0;
    font-size: 1.8rem;
}

h2 {
    margin-top: 0;
    margin-bottom: 16px;
}

.card {
    background: var(--card);
    border-radius: 16px;
    padding: 20px;
    box-shadow: 0 10px 30px rgba(20, 31, 56, 0.08);
}

.card__header {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

@media (min-width: 768px) {
    .card__header {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
}

.form {
    display: grid;
    gap: 12px;
}

.form label {
    display: grid;
    gap: 6px;
    font-size: 0.9rem;
    color: var(--muted);
}

.form input,
.form select {
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 1rem;
}

.form__message {
    margin: 0;
    font-size: 0.9rem;
    color: var(--muted);
}

.tabs {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.tab {
    border: 1px solid var(--border);
    background: #fff;
    color: var(--muted);
    padding: 10px 16px;
    border-radius: 999px;
    font-weight: 600;
    cursor: pointer;
}

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

.tab-panel {
    display: none;
}

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

.button {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 12px 18px;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
}

.button--secondary {
    background: #fff;
    color: var(--primary);
    border: 1px solid var(--primary);
}

.grid {
    display: grid;
    gap: 20px;
}

@media (min-width: 960px) {
    .grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

.list {
    margin-top: 16px;
    display: grid;
    gap: 12px;
}

.list__item {
    padding: 12px;
    background: #f8f9ff;
    border-radius: 12px;
    font-size: 0.9rem;
}

.controls {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.control {
    display: grid;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--muted);
}

.control input,
.control select {
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 0.95rem;
}

.stats {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    margin: 16px 0 24px;
}

.stat {
    background: #f8f9ff;
    border-radius: 12px;
    padding: 14px;
    display: grid;
    gap: 6px;
}

.stat strong {
    font-size: 1.2rem;
}

.table {
    width: 100%;
    overflow-x: auto;
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 24px;
}

.table table {
    width: 100%;
    border-collapse: collapse;
    min-width: 720px;
}

.table table.compact {
    min-width: 640px;
}

.table th,
.table td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    font-size: 0.9rem;
}

.table th {
    background: #f0f3ff;
    font-weight: 600;
}

.loss {
    background: rgba(255, 93, 93, 0.12);
}

.order-row {
    cursor: pointer;
}

.order-row td {
    vertical-align: top;
}

.order-details {
    background: #f9faff;
}

.order-details__grid {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.detail-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px;
    font-size: 0.85rem;
}

.detail-card strong {
    display: block;
    margin-bottom: 6px;
    color: var(--text);
}

.detail-equation {
    display: grid;
    gap: 6px;
    font-size: 0.95rem;
}

.detail-equation span {
    color: var(--muted);
}

.detail-equation strong {
    color: var(--text);
}

.pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 999px;
    background: #eef1ff;
    color: #3649c9;
    font-size: 0.75rem;
    font-weight: 600;
}

.pill--loss {
    background: rgba(255, 93, 93, 0.15);
    color: #b10000;
}

.order-meta {
    display: grid;
    gap: 4px;
}

.order-meta small {
    color: var(--muted);
    font-size: 0.78rem;
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 4px 8px;
    border-radius: 999px;
    font-size: 0.75rem;
    background: #eef1ff;
    color: #3649c9;
}

.order-lines {
    display: grid;
    gap: 4px;
}

.order-lines span {
    font-size: 0.82rem;
    color: var(--muted);
}