:root {
    --bg: #f2eee6;
    --paper: rgba(255, 252, 247, 0.94);
    --paper-strong: #fffaf3;
    --ink: #12211e;
    --muted: #5d6f6a;
    --line: rgba(18, 33, 30, 0.12);
    --accent: #0e7a6f;
    --accent-warm: #c96b32;
    --accent-cool: #204a8e;
    --risk: #b6452c;
    --long: #0c7b69;
    --short: #8b3d2c;
    --shadow: 0 24px 60px rgba(20, 28, 25, 0.12);
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    min-height: 100%;
    background:
        radial-gradient(circle at top left, rgba(201, 107, 50, 0.12), transparent 32%),
        radial-gradient(circle at top right, rgba(14, 122, 111, 0.16), transparent 30%),
        linear-gradient(180deg, #f7f2e9 0%, #ece7dd 100%);
    color: var(--ink);
    font-family: "Trebuchet MS", "Gill Sans", sans-serif;
}

body {
    padding: 28px 18px 60px;
}

.shell {
    width: min(1380px, 100%);
    margin: 0 auto;
}

.hero {
    display: grid;
    grid-template-columns: 1.4fr 0.9fr;
    gap: 22px;
    align-items: stretch;
    margin-bottom: 22px;
}

.hero-copy,
.status-card,
.panel {
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 28px;
    box-shadow: var(--shadow);
}

.hero-copy {
    padding: 34px 34px 30px;
}

.hero-side {
    display: grid;
}

.status-card {
    padding: 28px;
    background:
        linear-gradient(145deg, rgba(14, 122, 111, 0.08), rgba(32, 74, 142, 0.08)),
        var(--paper-strong);
}

.back-link {
    color: var(--accent-cool);
    text-decoration: none;
    font-weight: 700;
}

.eyebrow,
.mini-eyebrow {
    margin: 0 0 10px;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    font-size: 0.72rem;
    color: var(--accent-warm);
    font-weight: 800;
}

h1,
h2 {
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    line-height: 1.05;
}

h1 {
    font-size: clamp(2.2rem, 4vw, 4.4rem);
    max-width: 13ch;
}

h2 {
    font-size: clamp(1.4rem, 2.5vw, 2.3rem);
}

.hero-text,
.status-card p,
.metric-card small,
.signal-note,
.detail-copy,
.field span,
.zone-subline,
.event-item small {
    color: var(--muted);
}

.hero-text {
    max-width: 58ch;
    line-height: 1.6;
    margin: 18px 0 0;
    font-size: 1.02rem;
}

.status-label {
    display: inline-flex;
    margin-bottom: 12px;
    font-size: 0.74rem;
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: var(--accent-cool);
    font-weight: 800;
}

.layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 22px;
    align-items: start;
}

.panel {
    padding: 26px;
}

.panel-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 18px;
}

.ghost-button {
    min-height: 44px;
    padding: 0 18px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: rgba(18, 33, 30, 0.03);
    color: var(--ink);
    font-weight: 800;
    cursor: pointer;
}

.overview-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.metric-card {
    padding: 18px;
    border-radius: 22px;
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.88), rgba(248, 244, 238, 0.92));
    border: 1px solid rgba(18, 33, 30, 0.08);
}

.metric-card span,
.detail-status {
    display: block;
    font-size: 0.76rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--muted);
    font-weight: 800;
}

.metric-card strong {
    display: block;
    margin-top: 10px;
    font-size: 2rem;
    font-family: Georgia, "Times New Roman", serif;
}

.filters-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
}

.field {
    display: grid;
    gap: 8px;
}

.field span {
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.field select {
    min-height: 48px;
    border-radius: 18px;
    border: 1px solid var(--line);
    background: #fff;
    padding: 0 14px;
    color: var(--ink);
    font-size: 0.98rem;
}

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

.legend-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.84rem;
    color: var(--muted);
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 999px;
    display: inline-block;
}

.dot-long {
    background: var(--long);
}

.dot-short {
    background: var(--short);
}

.dot-risk {
    background: var(--risk);
}

.loading-card,
.lock-card,
.detail-empty {
    padding: 20px;
    border-radius: 22px;
    border: 1px dashed rgba(18, 33, 30, 0.18);
    background: rgba(255, 255, 255, 0.55);
    color: var(--muted);
}

.signal-grid {
    display: grid;
    gap: 14px;
}

.signal-card {
    border: 1px solid rgba(18, 33, 30, 0.1);
    border-radius: 22px;
    padding: 18px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 243, 236, 0.88));
    transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.signal-card:hover {
    transform: translateY(-2px);
    border-color: rgba(14, 122, 111, 0.26);
    box-shadow: 0 20px 36px rgba(20, 28, 25, 0.08);
}

.signal-card.is-active {
    border-color: rgba(14, 122, 111, 0.38);
    box-shadow: 0 18px 38px rgba(14, 122, 111, 0.14);
}

.signal-head,
.signal-meta,
.signal-stats,
.zone-grid,
.event-list,
.detail-stats {
    display: grid;
    gap: 10px;
}

.signal-head {
    grid-template-columns: 1fr auto;
    align-items: start;
}

.signal-ticker {
    font-size: 1.28rem;
    font-weight: 900;
    letter-spacing: 0.04em;
}

.signal-company {
    margin-top: 5px;
    color: var(--muted);
}

.badge-stack {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.badge {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0 12px;
    border-radius: 999px;
    font-size: 0.74rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.badge.long {
    background: rgba(12, 123, 105, 0.12);
    color: var(--long);
}

.badge.short {
    background: rgba(139, 61, 44, 0.12);
    color: var(--short);
}

.badge.ready {
    background: rgba(14, 122, 111, 0.1);
    color: var(--accent);
}

.badge.watch {
    background: rgba(201, 107, 50, 0.12);
    color: var(--accent-warm);
}

.badge.risk-high,
.event-high {
    background: rgba(182, 69, 44, 0.12);
    color: var(--risk);
}

.badge.risk-medium,
.event-medium {
    background: rgba(201, 107, 50, 0.14);
    color: var(--accent-warm);
}

.badge.risk-low,
.event-low {
    background: rgba(32, 74, 142, 0.1);
    color: var(--accent-cool);
}

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

.stat-box,
.zone-card {
    padding: 12px 14px;
    border-radius: 16px;
    background: rgba(18, 33, 30, 0.03);
    border: 1px solid rgba(18, 33, 30, 0.06);
}

.stat-box span,
.zone-card span {
    display: block;
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.11em;
    color: var(--muted);
    font-weight: 800;
}

.stat-box strong,
.zone-card strong {
    display: block;
    margin-top: 8px;
    font-size: 1rem;
}

.signal-note {
    margin: 0;
    line-height: 1.6;
}

.signal-actions {
    display: flex;
    justify-content: flex-start;
    margin-top: 14px;
}

.signal-toggle {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    min-height: 42px;
    padding: 0 16px;
    border-radius: 999px;
    border: 1px solid rgba(18, 33, 30, 0.1);
    background: rgba(255, 255, 255, 0.82);
    color: var(--ink);
    font-weight: 800;
    cursor: pointer;
}

.signal-toggle-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 999px;
    background: rgba(14, 122, 111, 0.1);
    color: var(--accent);
    font-size: 1rem;
    line-height: 1;
}

.signal-detail-shell {
    margin-top: 18px;
    padding-top: 18px;
    border-top: 1px solid rgba(18, 33, 30, 0.08);
}

.signal-detail-shell[hidden] {
    display: none !important;
}

.detail-inline-empty {
    padding: 18px;
    border-radius: 18px;
    border: 1px dashed rgba(18, 33, 30, 0.18);
    background: rgba(255, 255, 255, 0.65);
    color: var(--muted);
}

.detail-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.75fr) minmax(320px, 0.75fr);
    gap: 22px;
    align-items: start;
}

.chart-shell,
.detail-copy-card {
    padding: 18px;
    border-radius: 22px;
    border: 1px solid rgba(18, 33, 30, 0.08);
}

.chart-shell {
    background:
        radial-gradient(circle at top left, rgba(94, 201, 255, 0.08), transparent 30%),
        radial-gradient(circle at top right, rgba(136, 102, 255, 0.10), transparent 32%),
        linear-gradient(180deg, #0a1220 0%, #0f1b2d 100%);
    border-color: rgba(110, 138, 176, 0.28);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.detail-copy-card {
    background: rgba(18, 33, 30, 0.03);
}

.chart-shell svg {
    width: 100%;
    min-height: clamp(420px, 48vw, 680px);
    height: auto;
    display: block;
}

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

.zone-card.entry {
    background: rgba(12, 123, 105, 0.08);
}

.zone-card.invalid {
    background: rgba(182, 69, 44, 0.08);
}

.zone-card.target {
    background: rgba(32, 74, 142, 0.08);
}

.event-list {
    margin-top: 16px;
}

.event-item {
    display: grid;
    gap: 4px;
    padding: 12px 14px;
    border-radius: 16px;
    border: 1px solid rgba(18, 33, 30, 0.08);
    background: rgba(255, 255, 255, 0.72);
}

.event-item strong {
    font-size: 0.92rem;
}

.empty-state {
    padding: 28px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px dashed rgba(18, 33, 30, 0.16);
    color: var(--muted);
}

@media (max-width: 1100px) {
    .layout,
    .hero,
    .detail-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 720px) {
    body {
        padding: 16px 12px 40px;
    }

    .hero-copy,
    .status-card,
    .panel {
        border-radius: 22px;
    }

    .hero-copy,
    .panel,
    .status-card {
        padding: 20px;
    }

    .overview-grid,
    .filters-grid,
    .signal-stats,
    .zone-grid {
        grid-template-columns: 1fr;
    }

    .panel-head {
        flex-direction: column;
    }

    .badge-stack {
        justify-content: start;
    }
}