:root {
    --bg-body: #f8f9fa;
    --bg-card: #ffffff;
    --text-main: #212529;
    --text-muted: #6c757d;
    --primary-green: #00a25b; /* Exact Dhan Green */
    --primary-hover: #008f50;
    --danger-red: #ff3b30; /* Kept for Panic button only */
    --loss-color: #8b8b8b; /* Soft color for losses */
    --border-color: #e9ecef;
    --font-family: 'Inter', system-ui, -apple-system, sans-serif;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.05);
}

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

body.light-theme {
    font-family: var(--font-family);
    background-color: var(--bg-body);
    color: var(--text-main);
    overflow-x: hidden;
}

#app {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* --- Top Navigation --- */
.top-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background-color: var(--bg-card);
    height: 64px;
    padding: 0 24px;
    border-bottom: 1px solid var(--border-color);
}

.nav-left, .nav-center, .nav-right {
    display: flex;
    align-items: center;
}

.logo-circle {
    width: 32px;
    height: 32px;
    background-color: var(--primary-green);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    margin-right: 16px;
}

.index-ticker {
    display: flex;
    gap: 8px;
    font-size: 14px;
}

.idx-name { font-weight: 500; }
.idx-val { font-weight: 600; }
.status-ok { color: var(--primary-green); }

.nav-links {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-links li {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-muted);
    cursor: pointer;
    padding: 22px 0;
    position: relative;
    transition: color 0.2s;
}

.nav-links li:hover {
    color: var(--primary-green);
}

.nav-links li.active {
    color: var(--primary-green);
}

.nav-links li.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background-color: var(--primary-green);
    border-radius: 3px 3px 0 0;
}

.user-profile {
    font-size: 14px;
    font-weight: 500;
    margin-right: 16px;
}

.btn-logout {
    background: transparent;
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    transition: all 0.2s;
}
.btn-logout:hover {
    background: var(--border-color);
    color: var(--text-main);
}

/* --- Secondary Ticker Strip --- */
.ticker-strip {
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 8px 24px;
    display: flex;
    gap: 24px;
    font-size: 13px;
    color: var(--text-muted);
}
.ticker-item span { font-weight: 600; color: var(--text-main); }

/* --- Main Layout Grid --- */
.main-layout {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* Left Watchlist Panel */
.left-panel {
    width: 320px;
    background-color: var(--bg-body); /* Slightly matches body or card */
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.search-box {
    padding: 16px;
    background: var(--bg-card);
}

.search-box input {
    width: 100%;
    padding: 10px 16px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
    outline: none;
    transition: border 0.2s;
}
.search-box input:focus { border-color: var(--primary-green); }

.panel-header {
    padding: 12px 16px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    border-top: 1px solid var(--border-color);
}

.watchlist-items {
    flex: 1;
    overflow-y: auto;
    background: var(--bg-card);
}

.wl-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
}
.wl-item:hover { background-color: var(--bg-body); }

.wl-name { font-size: 14px; font-weight: 500; margin-bottom: 4px;}
.wl-exchange { font-size: 11px; color: var(--text-muted); }
.wl-right { text-align: right; }
.wl-price { font-size: 14px; font-weight: 600; margin-bottom: 4px; }
.wl-change { font-size: 12px; }

.green { color: var(--primary-green); }
.red { color: var(--danger-red); }
.loss-soft { color: var(--loss-color); }

/* Content Panel */
.content-panel {
    flex: 1;
    padding: 24px;
    overflow-y: auto;
    background-color: var(--bg-body);
}

.view { display: none; }
.view.active-view { display: block; animation: fadeIn 0.3s; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

/* Cards */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-main);
}

/* Portfolio Card */
.portfolio-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}
.portfolio-header h2 { font-size: 18px; font-weight: 500; }

.portfolio-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.stat-box { display: flex; flex-direction: column; gap: 8px; }
.stat-label { font-size: 13px; color: var(--text-muted); }
.stat-val { font-size: 18px; font-weight: 500; }

/* Buttons */
.btn {
    padding: 8px 16px;
    border-radius: 4px;
    border: none;
    font-weight: 500;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.2s;
}
.btn-primary { background-color: var(--primary-green); color: white; }
.btn-primary:hover { background-color: var(--primary-hover); }

.btn-danger { background-color: var(--danger-red); color: white; }
.btn-danger:hover { opacity: 0.9; }

.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-outline { background: transparent; border: 1px solid var(--border-color); color: var(--text-main); }
.btn-outline:hover { background: var(--bg-body); }
.w-100 { width: 100%; }

/* Table */
.table-responsive { overflow-x: auto; }
.data-table {
    width: 100%;
    border-collapse: collapse;
}
.data-table th {
    text-align: left;
    padding: 12px;
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
    border-bottom: 1px solid var(--border-color);
}
.data-table td {
    padding: 16px 12px;
    font-size: 14px;
    border-bottom: 1px solid var(--border-color);
}

/* Login Overlay */
.overlay {
    position: fixed; top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(248, 249, 250, 0.95);
    display: flex; align-items: center; justify-content: center;
    z-index: 1000;
}
.login-card {
    background-color: var(--bg-card);
    padding: 40px;
    border-radius: 12px;
    width: 100%; max-width: 360px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-md);
    text-align: center;
}
.logo-circle.large {
    width: 64px; height: 64px; font-size: 24px; margin: 0 auto 24px auto;
}
.login-card h2 { margin-bottom: 24px; font-size: 20px; font-weight: 600; }
.form-group { margin-bottom: 16px; }
.form-group input {
    width: 100%; padding: 12px; border: 1px solid var(--border-color);
    border-radius: 6px; font-size: 14px; outline: none; transition: border 0.2s;
}
.form-group input:focus { border-color: var(--primary-green); }

/* --- Responsive Media Queries --- */
@media (max-width: 768px) {
    .main-layout, .view {
        flex-direction: column !important;
    }
    .left-panel {
        width: 100%;
        height: 250px;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    .portfolio-stats {
        grid-template-columns: 1fr 1fr;
    }
    .nav-links {
        gap: 16px;
    }
    .top-nav {
        padding: 0 12px;
    }
    .ticker-strip {
        overflow-x: auto;
        white-space: nowrap;
    }
}

@media (max-width: 480px) {
    .portfolio-stats {
        grid-template-columns: 1fr;
    }
    .ticker-strip {
        gap: 12px;
    }
    .nav-links li {
        font-size: 13px;
    }
    .card {
        padding: 16px;
    }
    /* Settings Form Grids */
    #settingsForm > div, 
    #settingsForm .form-group > div,
    #addAccountForm > div {
        grid-template-columns: 1fr !important;
    }
}