:root {
    --bg: #f5efe3;
    --bg-strong: #eadfca;
    --panel: rgba(255, 251, 245, 0.86);
    --panel-strong: #fff9f0;
    --border: rgba(76, 54, 33, 0.12);
    --text: #28190f;
    --muted: #6d5847;
    --accent: #0f766e;
    --accent-strong: #115e59;
    --accent-soft: rgba(15, 118, 110, 0.16);
    --danger: #b54732;
    --danger-soft: rgba(181, 71, 50, 0.14);
    --warm: #a16207;
    --warm-soft: rgba(161, 98, 7, 0.14);
    --shadow: 0 20px 50px rgba(45, 25, 11, 0.12);
    --radius: 24px;
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(255, 242, 206, 0.9), transparent 34%),
        radial-gradient(circle at top right, rgba(174, 243, 230, 0.9), transparent 28%),
        linear-gradient(180deg, #faf6ee 0%, var(--bg) 52%, #efe4d3 100%);
}

button,
input,
select,
textarea {
    font: inherit;
}

.shell {
    width: min(1400px, calc(100vw - 32px));
    margin: 0 auto;
    padding: 32px 0 48px;
}

.hero {
    display: grid;
    gap: 24px;
    grid-template-columns: 1.5fr 1fr;
    align-items: end;
    padding: 36px;
    border-radius: 36px;
    background:
        linear-gradient(135deg, rgba(255, 248, 235, 0.82), rgba(255, 255, 255, 0.66)),
        linear-gradient(135deg, rgba(15, 118, 110, 0.1), rgba(161, 98, 7, 0.1));
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: var(--shadow);
    backdrop-filter: blur(14px);
}

.hero h1,
.panel h2 {
    margin: 0;
    font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
    letter-spacing: -0.03em;
}

.hero h1 {
    font-size: clamp(2.2rem, 4vw, 4.6rem);
    line-height: 0.95;
    max-width: 10ch;
}

.hero__lede,
.panel-copy,
.form-hint,
.order-feedback {
    color: var(--muted);
    line-height: 1.6;
}

.hero__meta {
    display: grid;
    gap: 14px;
}

.meta-card,
.panel,
.metric-card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
}

.meta-card {
    padding: 18px 20px;
}

.meta-card strong {
    display: block;
    margin-top: 6px;
    font-size: 1.1rem;
}

.meta-card__label,
.metric-card__label,
.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.74rem;
    color: var(--muted);
}

.layout {
    margin-top: 24px;
}

.login-panel,
.banner-panel,
.strategy-panel,
.market-panel,
.order-panel {
    overflow: hidden;
}

.panel {
    padding: 24px;
}

.panel__head,
.chart-header,
.banner-actions {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
}

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

.metrics-grid,
.split-grid,
.triple-grid {
    display: grid;
    gap: 20px;
}

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

.split-grid {
    grid-template-columns: minmax(0, 1.45fr) minmax(320px, 0.8fr);
}

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

.metric-card__value {
    display: block;
    margin-top: 12px;
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
}

.metric-card__hint {
    display: block;
    margin-top: 6px;
    color: var(--muted);
}

.button {
    appearance: none;
    border: 0;
    border-radius: 999px;
    padding: 12px 18px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

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

.button--primary {
    color: #f6fffe;
    background: linear-gradient(135deg, var(--accent), #0d9488);
    box-shadow: 0 12px 24px rgba(15, 118, 110, 0.24);
}

.button--secondary {
    color: #fff8f0;
    background: linear-gradient(135deg, #b54732, #c97a2c);
    box-shadow: 0 12px 24px rgba(181, 71, 50, 0.18);
}

.button--ghost {
    color: var(--text);
    background: rgba(255, 255, 255, 0.58);
    border: 1px solid rgba(76, 54, 33, 0.12);
}

.stack-form {
    display: grid;
    gap: 14px;
}

.stack-form label,
.compact-select {
    display: grid;
    gap: 8px;
}

.stack-form label span,
.compact-select span {
    font-size: 0.86rem;
    color: var(--muted);
}

input,
select,
textarea {
    width: 100%;
    border: 1px solid rgba(76, 54, 33, 0.14);
    border-radius: 16px;
    padding: 12px 14px;
    background: rgba(255, 255, 255, 0.8);
    color: var(--text);
}

input:focus,
select:focus,
textarea:focus {
    outline: 2px solid rgba(15, 118, 110, 0.16);
    border-color: rgba(15, 118, 110, 0.34);
}

.status-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 12px;
    border-radius: 999px;
    font-size: 0.84rem;
    font-weight: 600;
}

.status-chip--warm {
    color: var(--warm);
    background: var(--warm-soft);
}

.status-chip--cool {
    color: var(--accent-strong);
    background: var(--accent-soft);
}

.status-chip--danger {
    color: var(--danger);
    background: var(--danger-soft);
}

.status-chip--neutral {
    color: var(--muted);
    background: rgba(109, 88, 71, 0.12);
}

.pair-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
    margin-top: 20px;
}

.pair-card {
    padding: 18px;
    border-radius: 20px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.54);
    cursor: pointer;
    transition: transform 140ms ease, border-color 140ms ease, background 140ms ease;
}

.pair-card:hover,
.pair-card.is-active {
    transform: translateY(-2px);
    border-color: rgba(15, 118, 110, 0.32);
    background: rgba(255, 255, 255, 0.82);
}

.pair-card__top,
.pair-card__bottom {
    display: flex;
    justify-content: space-between;
    gap: 12px;
}

.pair-card__name {
    font-weight: 700;
}

.pair-card__price {
    margin-top: 10px;
    font-family: "Space Grotesk", "IBM Plex Sans", sans-serif;
    font-size: 1.5rem;
}

.chart-wrap {
    margin-top: 20px;
    padding: 18px;
    border-radius: 22px;
    background: rgba(34, 26, 18, 0.95);
    color: #f7efe4;
}

#chart-price {
    display: block;
    margin-top: 2px;
    color: rgba(247, 239, 228, 0.8);
}

#ohlc-chart {
    width: 100%;
    height: 220px;
    margin-top: 18px;
}

.chart-axis {
    margin-top: 12px;
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 10px;
    color: rgba(247, 239, 228, 0.72);
    font-size: 0.76rem;
}

.table-wrap {
    margin-top: 12px;
    overflow-x: auto;
}

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

th,
td {
    padding: 12px 6px;
    text-align: left;
    border-bottom: 1px solid rgba(76, 54, 33, 0.08);
    white-space: nowrap;
}

th {
    font-size: 0.8rem;
    color: var(--muted);
    font-weight: 600;
}

.strategy-layout {
    display: grid;
    gap: 20px;
    grid-template-columns: minmax(320px, 420px) minmax(0, 1fr);
    margin-top: 18px;
}

.strategy-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
}

.strategy-form__full {
    grid-column: 1 / -1;
}

.form-actions {
    display: flex;
    gap: 12px;
}

.strategy-list {
    display: grid;
    gap: 14px;
}

.strategy-card {
    border-radius: 22px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.62);
    padding: 18px;
}

.strategy-card__top,
.strategy-card__meta,
.strategy-card__actions {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.strategy-card__meta {
    margin-top: 14px;
    color: var(--muted);
    font-size: 0.92rem;
}

.strategy-card__preview {
    margin-top: 14px;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
}

.mini-stat {
    padding: 12px;
    border-radius: 18px;
    background: rgba(15, 118, 110, 0.08);
}

.mini-stat span {
    display: block;
    font-size: 0.8rem;
    color: var(--muted);
}

.mini-stat strong {
    display: block;
    margin-top: 6px;
}

.flash {
    margin-top: 14px;
    padding: 14px 16px;
    border-radius: 16px;
    font-weight: 600;
}

.flash--error {
    color: var(--danger);
    background: var(--danger-soft);
}

.flash--ok {
    color: var(--accent-strong);
    background: var(--accent-soft);
}

[hidden] {
    display: none !important;
}

@media (max-width: 1120px) {
    .hero,
    .split-grid,
    .strategy-layout,
    .triple-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 720px) {
    .shell {
        width: min(100vw - 20px, 100%);
        padding-top: 20px;
    }

    .hero,
    .panel {
        padding: 20px;
        border-radius: 24px;
    }

    .pair-grid,
    .strategy-form {
        grid-template-columns: 1fr;
    }

    .strategy-card__preview {
        grid-template-columns: 1fr;
    }
}