:root {
    --bg-color: #0f172a;
    --sidebar-bg: #1e293b;
    --card-bg: rgba(30, 41, 59, 0.7);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --accent: #f472b6; /* Sakura Pink */
    --accent-hover: #ec4899;
    --positive: #10b981;
    --negative: #f43f5e;
    --border-color: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.05);
}

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

body {
    font-family: 'Inter', 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    display: flex;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Glassmorphism utility */
.glass-panel {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
}

/* Dashboard Layout */
.dashboard-container {
    display: flex;
    width: 100%;
    height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 320px;
    background-color: var(--sidebar-bg);
    padding: 24px;
    display: flex;
    flex-direction: column;
    border-right: 1px solid var(--border-color);
    box-shadow: 4px 0 15px rgba(0,0,0,0.2);
    z-index: 10;
}

.logo h2 {
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 30px;
    background: linear-gradient(135deg, #f472b6, #fb7185);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.account-summary {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden; /* For scrolling inner container */
}

.account-summary h3 {
    font-size: 14px;
    color: var(--text-muted);
    letter-spacing: 1px;
    margin-bottom: 16px;
    flex-shrink: 0;
}

.accounts-container {
    overflow-y: auto;
    padding-right: 8px;
    margin-bottom: 16px;
    flex-grow: 1;
}

/* Scrollbar styling for accounts list */
.accounts-container::-webkit-scrollbar {
    width: 6px;
}
.accounts-container::-webkit-scrollbar-track {
    background: rgba(0,0,0,0.1);
    border-radius: 3px;
}
.accounts-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.account-card {
    background: rgba(255,255,255,0.03);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 12px;
    border: 1px solid var(--glass-border);
    transition: transform 0.2s;
}

.account-card:hover {
    transform: translateY(-2px);
    border-color: rgba(255,255,255,0.1);
}

.account-card.selected {
    border-color: var(--accent);
    background: rgba(244, 114, 182, 0.1);
    box-shadow: 0 0 10px rgba(244, 114, 182, 0.2);
}

.acc-title { font-weight: 600; font-size: 15px; margin-bottom: 4px; }
.acc-meta { font-size: 12px; color: var(--text-muted); display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.acc-meta strong { color: #cbd5e1; font-weight: 400; }
.acc-ea { grid-column: 1 / -1; margin-top: 4px; color: var(--accent); font-weight: 600; }

.exchange-rate {
    flex-shrink: 0;
    padding: 16px;
    background: rgba(0,0,0,0.2);
    border-radius: 12px;
    display: flex;
    justify-content: space-between;
    font-size: 14px;
}

.rate-value {
    font-weight: 600;
    color: #fcd34d;
}

/* Main Content */
.main-content {
    flex-grow: 1;
    padding: 32px;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.top-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end; /* Align bottom to keep numbers level */
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 20px;
}

.month-navigation {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-btn {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.nav-btn:hover {
    background: var(--accent);
    color: white;
}

.month-navigation h2 {
    font-size: 26px;
    font-weight: 600;
    min-width: 140px;
    text-align: center;
}

.total-stats-container {
    display: flex;
    gap: 32px;
}

.stat-box {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 4px;
    display: flex;
    align-items: center;
}

.year-dropdown {
    background: rgba(30, 41, 59, 0.8);
    color: var(--text-main);
    border: 1px solid var(--border-color);
    padding: 0 16px;
    border-radius: 20px;
    height: 32px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    outline: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    appearance: none; /* Hide default arrow */
    -webkit-appearance: none;
    -moz-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23f8fafc' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 12px;
    padding-right: 32px; /* Make room for custom arrow */
}

.year-dropdown:hover {
    border-color: var(--accent);
    box-shadow: 0 4px 12px rgba(244, 114, 182, 0.1);
}

.year-dropdown option {
    background: var(--sidebar-bg);
    color: var(--text-main);
    padding: 8px;
}

.export-btn {
    background: linear-gradient(135deg, #f472b6, #fb7185);
    color: white;
    border: none;
    padding: 0 16px;
    border-radius: 20px;
    height: 32px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    margin-left: 12px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 2px 8px rgba(244, 114, 182, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.export-btn::before {
    content: "📥"; /* Simple emoji icon */
    font-size: 12px;
}

.export-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(244, 114, 182, 0.5);
    filter: brightness(1.1);
}

.export-btn:active {
    transform: translateY(0);
}

.stat-value {
    font-size: 28px;
    font-weight: 700;
}

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

/* Calendar */
.calendar-section {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    background: var(--card-bg);
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    padding: 24px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.calendar-grid-header {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
    font-weight: 600;
    color: var(--text-muted);
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 16px;
}

.holiday { color: #f87171 !important; }
.saturday { color: #60a5fa !important; }

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    grid-auto-rows: minmax(90px, 1fr);
    gap: 12px;
    flex-grow: 1;
}

.calendar-day {
    background: rgba(0,0,0,0.2);
    border-radius: 12px;
    padding: 10px;
    position: relative;
    cursor: pointer;
    transition: all 0.2s ease;
    border: 1px solid transparent;
    display: flex;
    flex-direction: column;
}

.calendar-day:hover {
    border-color: var(--accent);
    transform: scale(1.02);
}

.calendar-day.empty {
    background: transparent;
    cursor: default;
}
.calendar-day.empty:hover {
    transform: none;
    border-color: transparent;
}

.date-number {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 6px;
}

.day-totals {
    display: flex;
    flex-direction: column;
    gap: 4px;
    font-size: 13px;
    margin-top: auto;
}

.day-profit { font-weight: 700; font-size: 15px; }
.day-drawdown { color: #f87171; font-size: 11px; }

/* Modal */
.modal {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.7);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: var(--sidebar-bg);
    padding: 24px;
    border-radius: 20px;
    width: 90%;
    max-width: 500px;
    position: relative;
    max-height: 90vh; /* Don't exceed screen height */
    overflow-y: auto; /* Scroll if many accounts */
}

/* Custom scrollbar for modal */
.modal-content::-webkit-scrollbar { width: 8px; }
.modal-content::-webkit-scrollbar-track { background: transparent; }
.modal-content::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 4px; }


.close-btn {
    position: absolute;
    top: 16px; right: 24px;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-muted);
    z-index: 2;
}
.close-btn:hover { color: white; }

.details-container {
    margin-top: 24px;
}
.detail-item {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}
.detail-item:last-child {
    border-bottom: none;
}

/* =========================================
   Mobile Responsiveness
   ========================================= */
@media (max-width: 992px) {
    .dashboard-container {
        flex-direction: column;
        height: auto;
        min-height: 100vh;
    }
    
    .sidebar {
        width: 100%;
        height: auto;
        padding: 16px;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        max-height: 50vh; /* Sidebar takes at most half screen on mobile */
    }

    .accounts-container {
        max-height: 150px; /* Small scrollable area on mobile */
    }

    .main-content {
        padding: 16px;
        overflow: visible; /* Let the body scroll */
    }

    .top-header {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }

    .total-stats-container {
        width: 100%;
        justify-content: space-around;
    }

    .stat-box {
        align-items: center;
    }

    .calendar-section {
        padding: 12px;
    }

    .calendar-grid {
        gap: 6px;
        grid-auto-rows: minmax(70px, 1fr);
    }
    
    .calendar-day {
        padding: 6px;
    }

    .day-profit { font-size: 12px; }
    .day-drawdown { font-size: 10px; }
    .date-number { font-size: 11px; margin-bottom: 2px; }
    .nav-btn { width: 32px; height: 32px; font-size: 14px; }
    .month-navigation h2 { font-size: 20px; }
}

@media (max-width: 480px) {
    .calendar-grid-header {
        font-size: 12px;
    }
    .day-profit { font-size: 11px; }
    .day-drawdown { display: none; /* Hide drawdown on very small screens to save space */ }
    
    .total-stats-container {
        flex-direction: column;
        gap: 12px;
    }
}

/* CSV Export Modal Custom Styles */
#export-accounts-checkbox-container::-webkit-scrollbar {
    width: 6px;
}
#export-accounts-checkbox-container::-webkit-scrollbar-track {
    background: rgba(0,0,0,0.1);
    border-radius: 3px;
}
#export-accounts-checkbox-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-size: 13px;
    padding: 4px 8px;
    border-radius: 6px;
    transition: background-color 0.2s;
    user-select: none;
}

.checkbox-label:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

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