/* 
 * FX Trading Platform - Clean Layout
 */

:root {
    --bg-dark: #0b0e11;
    --bg-panel: #12161c;
    --bg-card: #1a1f27;
    --bg-input: #0d1117;
    --bg-hover: #242b34;
    
    --accent: #f0b90b;
    --green: #0ecb81;
    --red: #f6465d;
    
    --text-1: #eaecef;
    --text-2: #848e9c;
    --text-3: #5e6673;
    
    --border: #2b3139;
    
    --font: 'Inter', -apple-system, sans-serif;
    --mono: 'JetBrains Mono', monospace;
    
    --sidebar: 64px;
    --header: 52px;
}

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

body {
    font-family: var(--font);
    background: var(--bg-dark);
    color: var(--text-1);
    font-size: 13px;
    line-height: 1.4;
    overflow-x: hidden;
}

/* ===== LAYOUT ===== */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: var(--sidebar);
    background: var(--bg-panel);
    border-right: 1px solid var(--border);
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    z-index: 100;
}

.sidebar-logo {
    height: var(--header);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
}

.menu-icon {
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.menu-icon span {
    width: 16px;
    height: 2px;
    background: var(--text-2);
}

.menu-text {
    font-size: 8px;
    color: var(--text-3);
    margin-top: 4px;
    text-transform: uppercase;
}

.sidebar-nav {
    flex: 1;
    padding: 8px 0;
}

.sidebar-footer {
    border-top: 1px solid var(--border);
    padding: 8px 0;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 12px 4px;
    color: var(--text-2);
    text-decoration: none;
    transition: 0.15s;
    position: relative;
}

.nav-item:hover {
    color: var(--text-1);
    background: var(--bg-hover);
}

.nav-item.active {
    color: var(--accent);
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 24px;
    background: var(--accent);
    border-radius: 0 2px 2px 0;
}

.nav-item svg {
    width: 18px;
    height: 18px;
}

.nav-item span {
    font-size: 9px;
    margin-top: 4px;
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: var(--sidebar);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
.header {
    height: var(--header);
    background: var(--bg-panel);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 16px;
    gap: 16px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 15px;
}

.account-selector {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
}

.account-status {
    width: 8px;
    height: 8px;
    background: var(--green);
    border-radius: 50%;
}

.header-stats {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-left: auto;
}

.stat-item {
    text-align: right;
}

.stat-label {
    font-size: 10px;
    color: var(--text-3);
    text-transform: uppercase;
}

.stat-value {
    font-size: 14px;
    font-weight: 600;
    font-family: var(--mono);
}

.stat-value.positive { color: var(--green); }
.stat-value.negative { color: var(--red); }

.stat-operator {
    color: var(--text-3);
}

.header-right {
    margin-left: 20px;
}

.btn-deposit {
    padding: 6px 16px;
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: 0.15s;
}

.btn-deposit:hover {
    background: var(--accent);
    color: var(--bg-dark);
}

/* ===== TRADING LAYOUT ===== */
.trading-layout {
    flex: 1;
    display: grid;
    grid-template-columns: 260px 1fr 300px;
    grid-template-rows: 1fr 220px;
    gap: 1px;
    background: var(--border);
}

/* Watchlist Panel */
.watchlist-panel {
    background: var(--bg-panel);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.panel-search {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
}

.panel-search svg {
    width: 16px;
    height: 16px;
    color: var(--text-3);
    flex-shrink: 0;
}

.panel-search input {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-1);
    font-size: 13px;
    outline: none;
}

.panel-search input::placeholder {
    color: var(--text-3);
}

.category-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    padding: 8px;
    border-bottom: 1px solid var(--border);
}

.cat-btn {
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 6px 10px;
    background: none;
    border: none;
    color: var(--text-2);
    font-size: 12px;
    border-radius: 4px;
    cursor: pointer;
    transition: 0.15s;
}

.cat-btn:hover {
    background: var(--bg-hover);
    color: var(--text-1);
}

.cat-btn.active {
    background: var(--bg-hover);
    color: var(--accent);
}

.cat-btn svg {
    width: 12px;
    height: 12px;
}

.watchlist-header {
    display: grid;
    grid-template-columns: 1fr 70px 60px;
    gap: 8px;
    padding: 8px 12px;
    font-size: 10px;
    color: var(--text-3);
    text-transform: uppercase;
    border-bottom: 1px solid var(--border);
}

.watchlist {
    flex: 1;
    overflow-y: auto;
}

.symbol-row {
    display: grid;
    grid-template-columns: 1fr 70px 60px;
    gap: 8px;
    align-items: center;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: 0.1s;
}

.symbol-row:hover {
    background: var(--bg-hover);
}

.symbol-row.active {
    background: var(--bg-card);
    border-left: 2px solid var(--accent);
}

.symbol-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.symbol-icon {
    width: 28px;
    height: 28px;
    background: var(--bg-card);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

.symbol-name {
    font-weight: 600;
    font-size: 12px;
}

.symbol-meta {
    font-size: 10px;
    color: var(--text-3);
}

.symbol-price {
    font-family: var(--mono);
    font-size: 12px;
    text-align: right;
}

.symbol-change {
    font-family: var(--mono);
    font-size: 11px;
    text-align: right;
    padding: 2px 6px;
    border-radius: 3px;
}

.symbol-change.up {
    color: var(--green);
    background: rgba(14, 203, 129, 0.1);
}

.symbol-change.down {
    color: var(--red);
    background: rgba(246, 70, 93, 0.1);
}

/* Chart Panel */
.chart-panel {
    background: var(--bg-panel);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.chart-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 12px;
    border-bottom: 1px solid var(--border);
    min-height: 40px;
}

.chart-tabs {
    display: flex;
    gap: 4px;
}

.tab-btn {
    padding: 6px 12px;
    background: none;
    border: none;
    color: var(--text-2);
    font-size: 12px;
    border-radius: 4px;
    cursor: pointer;
    transition: 0.15s;
}

.tab-btn:hover {
    color: var(--text-1);
}

.tab-btn.active {
    background: var(--accent);
    color: var(--bg-dark);
}

.timeframes {
    display: flex;
    gap: 2px;
    background: var(--bg-card);
    padding: 2px;
    border-radius: 4px;
}

.tf-btn {
    padding: 4px 8px;
    background: none;
    border: none;
    color: var(--text-3);
    font-size: 11px;
    border-radius: 3px;
    cursor: pointer;
    transition: 0.15s;
}

.tf-btn:hover {
    color: var(--text-1);
}

.tf-btn.active {
    background: var(--bg-hover);
    color: var(--text-1);
}

.chart-area {
    flex: 1;
    min-height: 400px;
}

#tradingview_chart {
    width: 100%;
    height: 100%;
}

/* Order Panel */
.order-panel {
    background: var(--bg-panel);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.order-prices {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px;
    padding: 12px;
    position: relative;
}

.price-box {
    padding: 14px 12px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    transition: 0.15s;
}

.price-box.sell {
    background: var(--red);
}

.price-box.sell:hover {
    background: #ff5a70;
}

.price-box.buy {
    background: var(--green);
}

.price-box.buy:hover {
    background: #10e48e;
}

.price-box.active {
    box-shadow: inset 0 0 0 2px rgba(255,255,255,0.3);
}

.price-box .label {
    font-size: 10px;
    color: rgba(255,255,255,0.8);
    text-transform: uppercase;
}

.price-box .price {
    font-size: 16px;
    font-weight: 700;
    font-family: var(--mono);
    color: white;
}

.spread-box {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-panel);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 11px;
    font-family: var(--mono);
    color: var(--text-2);
    border: 1px solid var(--border);
    z-index: 1;
}

/* Order Form */
.order-form {
    flex: 1;
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    overflow-y: auto;
}

.form-row {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.form-row label {
    font-size: 11px;
    color: var(--text-2);
}

.form-row select,
.form-row input {
    padding: 10px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-1);
    font-size: 13px;
}

.form-row select {
    cursor: pointer;
}

/* SL/TP Box */
.sl-tp-box {
    background: var(--bg-card);
    border-radius: 6px;
    padding: 10px;
}

.sl-tp-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 8px;
}

.sl-tp-header span {
    font-size: 12px;
    color: var(--text-2);
}

.sl-tp-header b {
    font-family: var(--mono);
    margin-left: 6px;
}

.sl-tp-header b.loss { color: var(--red); }
.sl-tp-header b.profit { color: var(--green); }

.sl-tp-controls {
    display: flex;
    gap: 8px;
}

.sl-tp-controls select {
    padding: 6px 8px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-1);
    font-size: 12px;
    width: 70px;
}

.num-input {
    display: flex;
    flex: 1;
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
}

.num-input button {
    width: 32px;
    background: var(--bg-card);
    border: none;
    color: var(--text-2);
    font-size: 14px;
    cursor: pointer;
}

.num-input button:hover {
    background: var(--bg-hover);
    color: var(--text-1);
}

.num-input input {
    flex: 1;
    padding: 6px;
    background: var(--bg-input);
    border: none;
    color: var(--text-1);
    font-family: var(--mono);
    font-size: 12px;
    text-align: center;
}

/* Toggle Switch */
.switch {
    position: relative;
    width: 36px;
    height: 20px;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--bg-input);
    border-radius: 10px;
    transition: 0.2s;
}

.slider::before {
    content: "";
    position: absolute;
    height: 14px;
    width: 14px;
    left: 3px;
    bottom: 3px;
    background: var(--text-3);
    border-radius: 50%;
    transition: 0.2s;
}

.switch input:checked + .slider {
    background: var(--green);
}

.switch input:checked + .slider::before {
    transform: translateX(16px);
    background: white;
}

/* Pending Box */
.pending-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px;
    background: var(--bg-card);
    border-radius: 6px;
    font-size: 12px;
    color: var(--text-2);
}

/* Trade Button */
.btn-trade {
    padding: 14px;
    border: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    cursor: pointer;
    transition: 0.2s;
    margin-top: auto;
}

.btn-trade.buy {
    background: var(--green);
    color: white;
}

.btn-trade.buy:hover {
    background: #10e48e;
    transform: translateY(-1px);
}

.btn-trade.sell {
    background: var(--red);
    color: white;
}

/* Trades Panel */
.trades-panel {
    grid-column: 1 / -1;
    background: var(--bg-panel);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.trades-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    min-height: 40px;
}

.trades-tabs {
    display: flex;
    gap: 4px;
}

.trades-filters {
    display: flex;
    gap: 8px;
}

.trades-filters select,
.trades-filters button {
    padding: 4px 10px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-2);
    font-size: 11px;
    cursor: pointer;
}

.trades-filters button:hover {
    color: var(--text-1);
}

/* Trades Table */
.trades-table {
    flex: 1;
    overflow: auto;
}

.trades-table table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}

.trades-table th {
    padding: 10px 12px;
    text-align: left;
    color: var(--text-3);
    font-weight: 500;
    font-size: 10px;
    text-transform: uppercase;
    background: var(--bg-card);
    position: sticky;
    top: 0;
    white-space: nowrap;
}

.trades-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    color: var(--text-2);
    white-space: nowrap;
}

.trades-table tr:hover td {
    background: var(--bg-hover);
}

.trades-table td.empty {
    text-align: center;
    padding: 30px;
    color: var(--text-3);
}

.order-icon {
    display: inline-block;
    width: 0;
    height: 0;
    margin-right: 8px;
    border-style: solid;
}

.order-icon.buy {
    border-width: 0 5px 8px 5px;
    border-color: transparent transparent var(--green) transparent;
}

.order-icon.sell {
    border-width: 8px 5px 0 5px;
    border-color: var(--red) transparent transparent transparent;
}

.type-badge {
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
}

.type-badge.buy {
    background: rgba(14, 203, 129, 0.15);
    color: var(--green);
}

.type-badge.sell {
    background: rgba(246, 70, 93, 0.15);
    color: var(--red);
}

/* Toast */
.toast {
    position: fixed;
    top: 70px;
    right: 20px;
    padding: 12px 20px;
    background: var(--bg-card);
    border: 1px solid var(--green);
    border-radius: 6px;
    z-index: 1000;
    transform: translateX(calc(100% + 20px));
    transition: transform 0.3s;
}

.toast.show {
    transform: translateX(0);
}

.toast.error {
    border-color: var(--red);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

/* Login Page */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-dark);
}

.login-container {
    width: 100%;
    max-width: 360px;
    padding: 32px;
    background: var(--bg-panel);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.login-header {
    text-align: center;
    margin-bottom: 24px;
}

.login-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 8px;
}

.login-logo svg {
    color: var(--accent);
}

.login-subtitle {
    color: var(--text-2);
    font-size: 13px;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.login-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.login-form .form-label {
    font-size: 12px;
    color: var(--text-2);
}

.login-form .form-input {
    padding: 10px 12px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text-1);
    font-size: 14px;
}

.login-form .form-input:focus {
    outline: none;
    border-color: var(--accent);
}

.login-form .btn {
    padding: 12px;
    background: var(--accent);
    border: none;
    border-radius: 4px;
    color: var(--bg-dark);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
}

.login-form .btn:hover {
    filter: brightness(1.1);
}

.login-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 13px;
    color: var(--text-2);
}

.login-footer a {
    color: var(--accent);
    text-decoration: none;
}

.login-error {
    padding: 10px;
    background: rgba(246, 70, 93, 0.1);
    border: 1px solid var(--red);
    border-radius: 4px;
    color: var(--red);
    font-size: 12px;
    margin-bottom: 16px;
    display: none;
}

.login-error.show {
    display: block;
}

.demo-info {
    margin-top: 20px;
    padding: 12px;
    background: var(--bg-card);
    border-radius: 6px;
    font-size: 12px;
    color: var(--text-2);
}

.demo-info strong {
    color: var(--accent);
}

/* Responsive */
@media (max-width: 1200px) {
    .trading-layout {
        grid-template-columns: 240px 1fr 280px;
    }
}

@media (max-width: 992px) {
    .sidebar { display: none; }
    .main-content { margin-left: 0; }
    .trading-layout {
        grid-template-columns: 1fr;
        grid-template-rows: auto auto auto auto;
    }
    .header-stats { display: none; }
}