/* Trading Bot - Optimized CSS */

:root {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: #334155;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --green: #22c55e;
    --red: #ef4444;
    --text: #f8fafc;
    --text-dim: #94a3b8;
    --border: #475569;
}

[data-theme="light"] {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-card: #e2e8f0;
    --accent: #2563eb;
    --accent-hover: #1d4ed8;
    --green: #16a34a;
    --red: #dc2626;
    --text: #0f172a;
    --text-dim: #64748b;
    --border: #cbd5e1;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text);
    min-height: 100vh;
    transition: background .2s, color .2s;
}

.hidden { display: none !important; }

/* Login */
.login-container {
    max-width: 360px;
    margin: 100px auto;
    padding: 40px 20px;
    text-align: center;
}
.login-container h1 { font-size: 2rem; margin-bottom: 8px; }
.login-container .subtitle { color: var(--text-dim); margin-bottom: 30px; }
#login-form { display: flex; flex-direction: column; gap: 12px; }
#theme-toggle-login { position: absolute; top: 20px; right: 20px; }

/* Inputs */
input, select, textarea {
    padding: 12px 14px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-secondary);
    color: var(--text);
    font-size: 15px;
    transition: border .2s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
textarea { width: 100%; font-family: monospace; font-size: 13px; resize: vertical; }

/* Buttons */
.btn {
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    cursor: pointer;
    background: var(--bg-card);
    color: var(--text);
    transition: background .2s;
}
.btn:hover { background: var(--border); }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-hover); }
.btn-small { padding: 8px 14px; font-size: 13px; }
.btn-remove { background: transparent; color: var(--text-dim); padding: 6px 10px; }
.btn-remove:hover { background: var(--red); color: #fff; }

.theme-toggle {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 8px 12px;
    cursor: pointer;
    font-size: 16px;
}
.theme-toggle:hover { background: var(--accent); }

/* Status */
.error { color: var(--red); margin-top: 12px; }
.status { margin-top: 8px; padding: 8px 12px; border-radius: 6px; font-size: 13px; }
.status.success { background: rgba(34, 197, 94, 0.15); color: var(--green); }
.status.error { background: rgba(239, 68, 68, 0.15); color: var(--red); }
.status-inline { font-size: 12px; margin-left: 8px; }
.status-inline.success { color: var(--green); }
.status-inline.error { color: var(--red); }

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
}
header h1 { font-size: 1.2rem; }
.header-left, .header-right { display: flex; align-items: center; gap: 12px; }
#user-name { color: var(--text-dim); font-size: 14px; }
.version { color: var(--text-dim); font-size: 10px; opacity: 0.6; }

/* Nav */
nav {
    display: flex;
    padding: 8px 16px;
    gap: 8px;
    background: var(--bg-secondary);
}
.nav-btn {
    padding: 10px 20px;
    border: none;
    border-radius: 20px;
    background: transparent;
    color: var(--text-dim);
    cursor: pointer;
    font-size: 14px;
    transition: all .2s;
}
.nav-btn:hover { background: var(--bg-card); }
.nav-btn.active { background: var(--accent); color: #fff; }

/* Main */
main { padding: 16px; max-width: 900px; margin: 0 auto; }
.page { animation: fadeIn .2s ease; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 16px;
}
.stat-card {
    background: var(--bg-card);
    padding: 16px;
    border-radius: 10px;
    text-align: center;
}
.stat-label { display: block; color: var(--text-dim); font-size: 12px; margin-bottom: 4px; }
.stat-value { font-size: 1.3rem; font-weight: 600; }
.stat-value.positive { color: var(--green); }
.stat-value.negative { color: var(--red); }

/* Market Status */
.market-status {
    padding: 10px 16px;
    border-radius: 8px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}
.market-status.open {
    background: rgba(34, 197, 94, 0.15);
    color: var(--green);
}
.market-status.closed {
    background: rgba(239, 68, 68, 0.15);
    color: var(--red);
}
.market-status .icon { font-size: 18px; }
.market-status .info { color: var(--text-dim); font-size: 12px; margin-left: auto; }

/* Trading Controls */
.trading-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 12px;
}
.update-times { display: flex; gap: 16px; color: var(--text-dim); font-size: 12px; }
.control-actions { display: flex; align-items: center; gap: 12px; }

.toggle-inline {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 12px;
    color: var(--text-dim);
}
.toggle-inline input {
    width: 32px;
    height: 18px;
    appearance: none;
    background: var(--bg-secondary);
    border-radius: 9px;
    position: relative;
    cursor: pointer;
}
.toggle-inline input::before {
    content: '';
    position: absolute;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: #fff;
    top: 2px;
    left: 2px;
    transition: .2s;
}
.toggle-inline input:checked { background: var(--accent); }
.toggle-inline input:checked::before { left: 16px; }

/* Cards */
.card {
    background: var(--bg-card);
    border-radius: 10px;
    padding: 16px;
    margin-bottom: 16px;
}
.card h3 { margin-bottom: 12px; font-size: 1rem; display: flex; align-items: center; gap: 8px; }
.card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.card-header h3 { margin: 0; }

.count-badge, .badge {
    background: var(--accent);
    color: #fff;
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: normal;
}
.badge.auto-on { background: var(--green); }
.badge.auto-off { background: var(--bg-card); color: var(--text-dim); }
#auto-toggle { cursor: pointer; border: none; font-size: 11px; transition: all .2s; }
#auto-toggle:hover { opacity: 0.8; transform: scale(1.05); }
.badge.admin { background: var(--accent); }
.badge.user { background: var(--bg-card); color: var(--text-dim); }

/* Watchlist */
.watchlist { display: flex; flex-direction: column; gap: 6px; }
.watchlist-item {
    display: grid;
    grid-template-columns: 1fr 100px 120px;
    align-items: center;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    gap: 12px;
}
.watchlist-item.in-portfolio { border-left: 3px solid var(--green); }

.watchlist-symbol { min-width: 0; }
.symbol-row { display: flex; align-items: center; gap: 6px; }
.symbol-row strong { font-size: 1rem; }
.badge-holding { background: var(--green); color: #fff; font-size: 9px; padding: 2px 5px; border-radius: 3px; }
.watchlist-price { color: var(--text-dim); font-size: 12px; }
.price-time { font-size: 10px; opacity: .7; }

.position-info { display: flex; gap: 8px; font-size: 11px; color: var(--text-dim); margin-top: 2px; }
.position-info .pnl { font-weight: 600; }
.position-info .pnl.positive { color: var(--green); }
.position-info .pnl.negative { color: var(--red); }

.watchlist-signal { display: flex; align-items: center; justify-content: center; gap: 8px; }
.signal-badge {
    padding: 4px 10px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 11px;
    min-width: 44px;
    text-align: center;
}
.signal-badge.buy { background: var(--green); color: #fff; }
.signal-badge.sell, .signal-badge.exit { background: var(--red); color: #fff; }
.signal-badge.hold { background: var(--bg-card); color: var(--text-dim); }
.signal-strength { color: var(--text-dim); font-size: 11px; min-width: 32px; }

.watchlist-actions { display: flex; gap: 6px; justify-content: flex-end; }
.btn-small.buy { background: var(--green); color: #fff; }
.btn-small.sell, .btn-small.exit { background: var(--red); color: #fff; }

/* Orders */
.orders-list { display: flex; flex-direction: column; gap: 6px; }
.order-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
}
.order-side {
    display: inline-block;
    padding: 2px 6px;
    border-radius: 3px;
    font-weight: 600;
    font-size: 10px;
    margin-right: 8px;
    color: #fff;
}
.order-side.buy { background: var(--green); }
.order-side.sell { background: var(--red); }
.order-qty { color: var(--text-dim); font-size: 12px; margin-left: 8px; }
.order-details { text-align: right; font-size: 13px; }
.order-time { color: var(--text-dim); font-size: 11px; }

/* Settings */
.form-row { display: flex; justify-content: space-between; align-items: center; margin: 12px 0; }
.form-row label { color: var(--text-dim); font-size: 14px; }
.form-row input { width: 100px; text-align: center; }
.hint { color: var(--text-dim); font-size: 12px; margin: 8px 0; }

.toggle { display: flex; align-items: center; gap: 10px; cursor: pointer; }
.toggle input {
    width: 44px;
    height: 24px;
    appearance: none;
    background: var(--bg-secondary);
    border-radius: 12px;
    position: relative;
    cursor: pointer;
}
.toggle input::before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #fff;
    top: 2px;
    left: 2px;
    transition: .2s;
}
.toggle input:checked { background: var(--green); }
.toggle input:checked::before { left: 22px; }

/* Strategies / Users */
.strategies-list, .users-list { display: flex; flex-direction: column; gap: 8px; }
.strategy-item, .user-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
}
.user-item h4 { margin-bottom: 2px; font-size: 14px; }
.user-item p { color: var(--text-dim); font-size: 12px; }
.user-status { display: flex; gap: 8px; }

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}
.modal-content {
    background: var(--bg-card);
    padding: 24px;
    border-radius: 12px;
    width: 90%;
    max-width: 360px;
}
.modal-content h3 { margin-bottom: 16px; }
.modal-content form { display: flex; flex-direction: column; gap: 12px; }
.modal-buttons { display: flex; gap: 8px; justify-content: flex-end; }

/* Empty/Loading */
.empty-state { text-align: center; padding: 24px; color: var(--text-dim); font-size: 13px; }

/* Service Page */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}
.service-item {
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.service-item .name { font-weight: 600; }
.service-item .info { font-size: 12px; color: var(--text-dim); margin-top: 4px; }
.service-item .status {
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
}
.service-item .status.healthy { background: var(--green); color: #fff; }
.service-item .status.warning { background: #f59e0b; color: #fff; }
.service-item .status.error { background: var(--red); color: #fff; }

.user-settings-item {
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    margin-bottom: 8px;
}
.user-settings-item h4 { margin-bottom: 8px; display: flex; align-items: center; gap: 8px; }
.user-settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 8px;
    font-size: 13px;
}
.user-settings-grid .label { color: var(--text-dim); }
.user-settings-grid .value { font-weight: 500; }

.activity-list { display: flex; flex-direction: column; gap: 6px; }
.activity-item {
    padding: 10px 12px;
    background: var(--bg-secondary);
    border-radius: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
}
.activity-item .type {
    padding: 2px 6px;
    border-radius: 3px;
    font-size: 10px;
    font-weight: 600;
    margin-right: 8px;
}
.activity-item .type.signal { background: var(--accent); color: #fff; }
.activity-item .type.order { background: var(--green); color: #fff; }
.activity-item .time { color: var(--text-dim); font-size: 11px; }

/* Responsive */
@media (max-width: 600px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .watchlist-item { grid-template-columns: 1fr auto; }
    .watchlist-signal { justify-content: flex-end; }
    .watchlist-actions { grid-column: 1 / -1; justify-content: flex-end; margin-top: 4px; }
}