/* static/css/style.css - Refactored with Green Palette */
:root {
    --bg-primary: #1a1d21;
    --bg-secondary: #111315;
    --card-bg: #25282e;
    --accent-color: #28a745; /* Vibrant Green */
    --accent-hover: #218838;
    --text-primary: #e4e6eb;
    --text-secondary: #b0b3b8;
    --border-color: #3a3b3c;
    --error-color: #dc3545;
    --warn-color: #ffc107;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --border-radius: 12px;
    --sidebar-width: 260px;
    --shadow-sm: 0 2px 5px rgba(0, 0, 0, 0.15);
    --shadow-md: 0 5px 15px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.25);
}

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* --- Base & Layout --- */
*, *::before, *::after {
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    margin: 0;
    font-size: 16px;
    line-height: 1.6;
}

.app-layout {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr;
    grid-template-rows: 1fr auto;
    min-height: 100vh;
}

.main-content {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
    padding: 30px;
    overflow-y: auto;
}

.app-footer {
    grid-column: 2 / 3;
    grid-row: 2 / 3;
    background-color: var(--bg-secondary);
    padding: 20px 30px;
    border-top: 1px solid var(--border-color);
    font-size: 0.85em;
    color: var(--text-secondary);
    text-align: center;
}

/* --- Sidebar --- */
.sidebar {
    grid-column: 1 / 2;
    grid-row: 1 / 3;
    background-color: var(--bg-secondary);
    padding: 20px;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border-color);
}

.sidebar-header img {
    max-width: 80%;
    height: auto;
    margin: 0 auto 20px auto;
    display: block;
}

.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex-grow: 1;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 12px 15px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: background-color 0.2s ease, color 0.2s ease;
    font-weight: 500;
}

.nav-link i {
    width: 20px;
    text-align: center;
    color: var(--accent-color);
    opacity: 0.7;
    transition: opacity 0.2s ease;
}

.nav-link:hover {
    background-color: var(--card-bg);
    color: var(--text-primary);
}

.nav-link:hover i {
    opacity: 1;
}

.nav-link.active {
    background-color: rgba(40, 167, 69, 0.1);
    color: var(--accent-color);
    font-weight: 600;
}

.nav-link.active i {
    opacity: 1;
}

.sidebar-footer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    margin-bottom: 15px;
    font-size: 0.9em;
}

.user-info i {
    color: var(--accent-color);
    font-size: 1.5em;
}

.logout-link {
    color: var(--text-secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 15px;
    border-radius: 8px;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.logout-link:hover {
    background-color: var(--card-bg);
    color: var(--error-color);
}

.logout-link i {
    width: 20px;
    text-align: center;
}

/* --- General Content --- */
h1, h2 {
    color: var(--text-primary);
    font-weight: 600;
    letter-spacing: -0.5px;
    margin-top: 0;
    margin-bottom: 25px;
}
h1 { font-size: 2em; }
h2 { font-size: 1.5em; }
h3 { font-size: 1.2em; color: var(--text-secondary); margin-bottom: 15px; }

.card {
    background-color: var(--card-bg);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow-md);
    margin-bottom: 30px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.section-content { display: none; }
.section-content.active { display: block; }

.text-secondary {
    color: var(--text-secondary);
    font-size: 0.9em;
}

/* --- Specific Sections --- */
.risk-disclaimer {
    font-size: 0.9em;
    color: var(--text-secondary);
    background-color: rgba(0,0,0,0.2);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 15px;
}

.tradingview-widget-container {
    height: 1500px;
}

/* --- Forms --- */
.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.grid-span-2 { grid-column: span 2; }
@media (max-width: 700px) { .grid-span-2 { grid-column: span 1; } }

.form-group { margin-bottom: 20px; }

.form-group label, .contact-form label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea,
.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 12px 15px;
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1em;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus,
.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.2);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group small {
    display: block;
    margin-top: 8px;
    font-size: 0.85em;
    color: var(--text-secondary);
}

hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 30px 0;
}

/* --- Buttons --- */
.btn, .btn-submit {
    background: var(--accent-color);
    color: #fff;
    border: none;
    padding: 12px 25px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1em;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.btn:hover, .btn-submit:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(40, 167, 69, 0.3);
}

.btn:disabled {
    background: #555;
    cursor: not-allowed;
    opacity: 0.7;
    box-shadow: none;
    transform: none;
}

.btn.stop { background: var(--error-color); }
.btn.stop:hover { background: #c82333; box-shadow: 0 6px 12px rgba(220, 53, 69, 0.3); }

.btn-small {
    padding: 6px 12px;
    font-size: 0.85em;
    font-weight: 500;
    background: var(--card-bg);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}
.btn-small:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--text-secondary);
    transform: none;
    box-shadow: none;
}

/* --- Tables --- */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.data-table th, .data-table td {
    padding: 14px 15px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.data-table th {
    background-color: var(--bg-primary);
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85em;
}

.data-table tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.03);
}

.data-table td small {
    color: var(--text-secondary);
    font-size: 0.9em;
}

.status-badge {
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: 600;
    color: #fff;
    text-transform: uppercase;
    display: inline-block;
    min-width: 80px;
    text-align: center;
}

.status-badge.running { background-color: var(--accent-color); animation: pulse-green 2s infinite; }
.status-badge.stopped { background-color: #6c757d; }
.status-badge.stopped-unexpectedly { background-color: var(--warn-color); color: var(--bg-primary); }
.status-badge.error { background-color: var(--error-color); }

@keyframes pulse-green {
    0% { box-shadow: 0 0 0 0 rgba(40, 167, 69, 0.7); }
    70% { box-shadow: 0 0 0 8px rgba(40, 167, 69, 0); }
    100% { box-shadow: 0 0 0 0 rgba(40, 167, 69, 0); }
}

.pnl-positive { color: var(--accent-color); }
.pnl-negative { color: var(--error-color); }

/* --- Checkbox & Strategy Grids --- */
.checkbox-group, .strategy-grid {
    background-color: var(--bg-primary);
    padding: 15px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}
.checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
}
.checkbox-group label, .strategy-column label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 0.9em;
}
.checkbox-group input[type="checkbox"], .strategy-column input[type="checkbox"] {
    width: 1.2em;
    height: 1.2em;
    accent-color: var(--accent-color);
}

.strategy-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}
.strategy-column h4 {
    color: var(--accent-color);
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 1em;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

/* --- Log & Modal --- */
.log-output, #modalLogContent {
    background-color: var(--bg-primary);
    color: #a0cff1;
    padding: 15px;
    border-radius: 8px;
    min-height: 150px;
    max-height: 400px;
    overflow-y: scroll;
    white-space: pre-wrap;
    word-wrap: break-word;
    font-family: 'Consolas', 'Courier New', monospace;
    font-size: 0.9em;
    margin-top: 15px;
    border: 1px solid var(--border-color);
}

.modal { display: none; position: fixed; z-index: 1000; left: 0; top: 0; width: 100%; height: 100%; overflow: auto; background-color: rgba(0,0,0,0.8); backdrop-filter: blur(5px); }
.modal-content { background-color: var(--card-bg); margin: 5% auto; padding: 30px; border: 1px solid var(--border-color); width: 90%; max-width: 1000px; border-radius: var(--border-radius); position: relative; box-shadow: 0 10px 30px rgba(0,0,0,0.5); }
.close-btn { color: var(--text-secondary); position: absolute; top: 15px; right: 25px; font-size: 30px; font-weight: bold; cursor: pointer; transition: color 0.2s ease; }
.close-btn:hover { color: var(--text-primary); }
#modalLogContent { height: 65vh; max-height: none; }

/* --- Responsiveness --- */
@media (max-width: 992px) {
    .app-layout {
        grid-template-columns: 1fr;
        grid-template-rows: auto 1fr auto;
    }
    .sidebar {
        grid-row: 1 / 2;
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        padding: 10px 20px;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    .sidebar-header, .sidebar-footer {
        display: none;
    }
    .sidebar-nav {
        flex-direction: row;
        gap: 5px;
        flex-grow: 0;
    }
    .nav-link {
        padding: 8px 10px;
    }
    .nav-link span { display: none; }
    .main-content, .app-footer {
        grid-column: 1 / 2;
    }
    .main-content { grid-row: 2 / 3; padding: 20px; }
    .app-footer { grid-row: 3 / 4; }
    .strategy-grid { grid-template-columns: 1fr; }
}