/* PolyArb Dashboard v2 — Dark Theme */
/* Аналитический центр: 6 страниц, Alpine.js, Lightweight Charts */

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-card: #1c2128;
    --bg-input: #21262d;
    --bg-hover: #292e36;
    --border: #30363d;
    --border-light: #3d444d;
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #6e7681;
    --green: #3fb950;
    --red: #f85149;
    --yellow: #d29922;
    --blue: #58a6ff;
    --purple: #bc8cff;
    --orange: #f0883e;
    --cyan: #39d2c0;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
[x-cloak] { display: none !important; }

body {
    background: var(--bg-primary);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
}

.mono { font-family: 'JetBrains Mono', 'Cascadia Code', 'Fira Code', 'Courier New', monospace; }
.positive { color: var(--green); }
.negative { color: var(--red); }

/* ═══ Login ═══ */

.login-screen {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.login-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    width: 380px;
}

.login-box h1 { font-size: 28px; margin-bottom: 4px; color: var(--blue); }
.login-subtitle { color: var(--text-secondary); margin-bottom: 24px; font-size: 13px; }
.version { color: var(--text-secondary); font-weight: 400; font-size: 14px; }

.login-box input {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
    margin-bottom: 12px;
    outline: none;
}

.login-box input:focus { border-color: var(--blue); }

.login-box button {
    width: 100%;
    padding: 10px;
    background: var(--blue);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
}

.login-box button:hover { opacity: 0.9; }
.error-text { color: var(--red); margin-top: 10px; font-size: 13px; min-height: 20px; }

/* ═══ App Shell ═══ */

.app-shell {
    min-height: 100vh;
}

/* ═══ Navigation ═══ */

.nav-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 20px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    gap: 16px;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.nav-brand { font-size: 18px; font-weight: 700; white-space: nowrap; }

.nav-links {
    display: flex;
    gap: 4px;
    flex-wrap: wrap;
}

.nav-links a {
    padding: 6px 14px;
    border-radius: 6px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    white-space: nowrap;
}

.nav-links a:hover { background: var(--bg-hover); color: var(--text-primary); }
.nav-links a.active { background: var(--blue); color: #fff; }

.nav-right {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.utc-clock {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    color: var(--text-secondary);
}

/* ═══ Badges ═══ */

.badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.badge-paper { background: var(--yellow); color: #000; }
.badge-hybrid { background: var(--green); color: #000; }
.badge-sniper { background: var(--purple); color: #fff; }
.badge-paused { background: var(--orange); color: #000; }
.badge-danger { background: var(--red); color: #fff; }

/* ═══ WS Status ═══ */

.ws-dot { width: 10px; height: 10px; border-radius: 50%; display: inline-block; }
.ws-dot.connected { background: var(--green); }
.ws-dot.disconnected { background: var(--red); }
.ws-dot.connecting { background: var(--yellow); }

/* ═══ Pages ═══ */

.page {
    max-width: 1280px;
    margin: 0 auto;
    padding: 16px 20px;
}

/* ═══ Cards Grid ═══ */

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 12px;
    margin-bottom: 16px;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 14px 16px;
}

.card-label {
    font-size: 11px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.card-value { font-size: 22px; font-weight: 700; }
.card-sub { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* ═══ Section Box ═══ */

.section-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 16px;
}

.section-box h2 { font-size: 16px; margin-bottom: 12px; }

/* ═══ Chart Section ═══ */

.chart-section {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 16px;
}

.chart-section h2 { font-size: 16px; margin-bottom: 12px; }

/* ═══ Two Columns ═══ */

.two-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 16px;
}

.column {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
}

.column h2 { font-size: 16px; margin-bottom: 12px; }

/* ═══ Tables ═══ */

.table-wrap { overflow-x: auto; }

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; padding: 8px; color: var(--text-secondary); border-bottom: 1px solid var(--border); font-weight: 600; white-space: nowrap; }
td { padding: 8px; border-bottom: 1px solid var(--border); white-space: nowrap; }
.empty-row { text-align: center; color: var(--text-muted); padding: 20px; }

/* ═══ Kill Switches ═══ */

.ks-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

.ks-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    background: var(--bg-card);
    border-radius: 6px;
    font-size: 13px;
}

.ks-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.ks-dot.ok { background: var(--green); }
.ks-dot.triggered { background: var(--red); }

/* ═══ Event Log ═══ */

.event-log {
    max-height: 260px;
    overflow-y: auto;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 8px;
}

.event-log-full { max-height: 600px; }

.log-entry { padding: 3px 0; border-bottom: 1px solid rgba(48, 54, 61, 0.5); }
.log-entry:last-child { border-bottom: none; }
.log-count { font-weight: 400; color: var(--text-muted); font-size: 13px; }
.log-empty { color: var(--text-muted); text-align: center; padding: 20px; }
.log-time { color: var(--text-muted); }
.log-type-trade { color: var(--green); font-weight: 600; }
.log-type-kill { color: var(--red); font-weight: 600; }
.log-type-mode { color: var(--blue); font-weight: 600; }
.log-type-error { color: var(--red); }
.log-type-skip { color: var(--text-muted); }
.log-type-exit { color: var(--yellow); font-weight: 600; }

/* ═══ Controls ═══ */

.controls {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 16px;
}

.controls h2 { font-size: 16px; margin-bottom: 12px; }
.control-buttons { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

.btn {
    padding: 8px 18px;
    border: none;
    border-radius: 6px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s;
}

.btn:hover { opacity: 0.85; }
.btn-warning { background: var(--yellow); color: #000; }
.btn-success { background: var(--green); color: #000; }
.btn-danger { background: var(--red); color: #fff; }

select {
    padding: 8px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
}

/* ═══ Latency ═══ */

.latency-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }

.latency-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 10px;
    text-align: center;
}

.latency-label { display: block; font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 4px; }
.latency-value { display: block; font-size: 16px; font-weight: 600; font-family: 'JetBrains Mono', monospace; }

/* ═══ Resources ═══ */

.resource-bars { display: flex; flex-direction: column; gap: 10px; }

.resource-bar { display: flex; align-items: center; gap: 10px; }
.resource-label { width: 40px; font-size: 13px; color: var(--text-secondary); font-weight: 600; }
.progress { flex: 1; height: 10px; background: var(--bg-card); border-radius: 5px; overflow: hidden; }
.progress-fill { height: 100%; border-radius: 5px; transition: width 0.3s ease; background: var(--blue); }
.progress-fill.warning { background: var(--yellow); }
.progress-fill.critical { background: var(--red); }
.resource-value { width: 70px; text-align: right; font-size: 12px; color: var(--text-secondary); }

/* ═══ Config Grid ═══ */

.config-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 12px; }

.config-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 12px 14px;
}

.config-label { font-size: 12px; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.3px; margin-bottom: 4px; }
.config-value { font-size: 18px; font-weight: 600; margin-bottom: 2px; }
.config-desc { font-size: 12px; color: var(--text-muted); }

/* ═══ Filters ═══ */

.filter-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
    flex-wrap: wrap;
}

.filter-bar select {
    padding: 6px 10px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
}

.filter-search {
    padding: 6px 10px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 13px;
    width: 200px;
    outline: none;
}

.filter-search:focus { border-color: var(--blue); }

.filter-info {
    font-size: 12px;
    color: var(--text-muted);
    margin-left: auto;
}

.filter-toggle {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
}

.filter-toggle input[type="checkbox"] {
    accent-color: var(--blue);
    cursor: pointer;
}

.btn-small {
    padding: 5px 12px;
    font-size: 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-secondary);
}

.btn-small:hover { color: var(--text-primary); border-color: var(--border-light); }

/* ═══ Pagination ═══ */

.pagination {
    display: flex;
    justify-content: center;
    gap: 4px;
    margin-top: 12px;
    flex-wrap: wrap;
}

.btn-page {
    padding: 6px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-secondary);
    font-size: 13px;
    cursor: pointer;
    transition: background 0.15s;
}

.btn-page:hover:not(:disabled) { background: var(--bg-hover); color: var(--text-primary); }
.btn-page.active { background: var(--blue); color: #fff; border-color: var(--blue); }
.btn-page:disabled { opacity: 0.4; cursor: not-allowed; }

/* ═══ Trade Results ═══ */

.result-win { color: var(--green); font-weight: 600; }
.result-loss { color: var(--red); font-weight: 600; }
.result-eg { color: var(--yellow); font-weight: 600; }

/* ═══ Settings ═══ */

.settings-warning {
    background: rgba(210, 153, 34, 0.1);
    border: 1px solid var(--yellow);
    border-radius: 6px;
    padding: 10px 14px;
    margin-bottom: 16px;
    font-size: 13px;
    color: var(--yellow);
}

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

.settings-param {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 14px 16px;
}

.settings-param-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.settings-param-label { font-size: 14px; font-weight: 600; }

.settings-param-range {
    font-size: 11px;
    color: var(--text-muted);
    background: var(--bg-input);
    padding: 2px 8px;
    border-radius: 4px;
}

.settings-param-desc {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 8px;
    line-height: 1.6;
}

.settings-param-input {
    display: flex;
    gap: 8px;
    align-items: center;
}

.settings-input {
    width: 120px;
    padding: 6px 10px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
}

.settings-input:focus { border-color: var(--blue); }

.settings-param-result {
    font-size: 12px;
    margin-top: 6px;
    min-height: 18px;
}

.result-ok { color: var(--green); }
.result-err { color: var(--red); }

/* ═══ Placeholder ═══ */

.placeholder-text {
    color: var(--text-muted);
    text-align: center;
    padding: 40px 20px;
    font-size: 14px;
    border: 1px dashed var(--border);
    border-radius: 8px;
}

/* ═══ Scrollbar ═══ */

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ═══ Responsive ═══ */

@media (max-width: 1024px) {
    .two-columns { grid-template-columns: 1fr; }
    .latency-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .nav-bar { flex-direction: column; gap: 8px; padding: 8px 12px; }
    .nav-links { justify-content: center; }
    .cards { grid-template-columns: repeat(2, 1fr); }
    .ks-grid { grid-template-columns: 1fr; }
    .config-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    .cards { grid-template-columns: 1fr; }
    .nav-links a { padding: 5px 10px; font-size: 12px; }
}