:root {
    /* =========================================================
       DAY MODE (LIGHT) - Tailored to Mosoo Emerald/Mint Brand
       ========================================================= */
    --bg-portal: #f6f9f7;
    --bg-sidebar: #edf4ef;
    --bg-header: rgba(246, 249, 247, 0.95);
    --bg-card: #ffffff;
    --bg-card-sub: #f3f7f4;
    --bg-input: #ffffff;
    --border-color: #dbe7df;
    --border-sub: #e8f0ea;
    --text-main: #0f1913;
    --text-muted: #5d6e64;
    --text-sub: #86998e;
    --pill-active: #deeee2;
    --pill-hover: #e6f3ea;
    --green-primary: #2eb861;
    --green-light: #3cd070;
    --green-dark: #15803d;
    --green-bg: rgba(46, 184, 97, 0.1);
    --amber: #d97706;
    --card-shadow: 0 4px 16px rgba(15, 25, 19, 0.04);
    --font-sans: 'Space Grotesk', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

body.theme-dark {
    /* =========================================================
       NIGHT MODE (DARK) - Sleek Cyber Obsidian & Glowing Emerald
       ========================================================= */
    --bg-portal: #07090b;
    --bg-sidebar: #0b0f14;
    --bg-header: rgba(11, 15, 20, 0.94);
    --bg-card: #10161e;
    --bg-card-sub: #16202b;
    --bg-input: #0c1015;
    --border-color: #1c2633;
    --border-sub: #16202c;
    --text-main: #f5f8f6;
    --text-muted: #85958c;
    --text-sub: #5f6d65;
    --pill-active: rgba(60, 208, 112, 0.16);
    --pill-hover: rgba(255, 255, 255, 0.05);
    --green-primary: #3cd070;
    --green-light: #5be28d;
    --green-dark: #22c55e;
    --green-bg: rgba(60, 208, 112, 0.14);
    --amber: #f59e0b;
    --card-shadow: 0 6px 24px rgba(0, 0, 0, 0.4);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

body {
    background: var(--bg-portal);
    color: var(--text-main);
    font-family: var(--font-sans);
    min-height: 100vh;
    display: flex;
}

/* Master Layout */
.portal-layout {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

/* 1. Left Sidebar */
.portal-sidebar {
    width: 260px;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    padding: 24px 16px;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    flex-shrink: 0;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding: 0 8px;
}

.sidebar-logo-img {
    width: 34px;
    height: 34px;
    border-radius: 9px;
    background: #ffffff;
    padding: 2px;
    box-shadow: 0 0 16px rgba(60, 208, 112, 0.4);
}

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: 0.5px;
    color: var(--text-main);
}

.brand-sub {
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--green-primary);
}

/* Active Account Card */
.account-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 10px 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 28px;
    cursor: pointer;
    box-shadow: var(--card-shadow);
}

.account-card:hover {
    border-color: var(--green-primary);
}

.account-avatar {
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--green-primary), var(--green-light));
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #07090b;
    font-size: 0.8rem;
    font-weight: 700;
}

.account-info {
    flex: 1;
    overflow: hidden;
}

.account-name {
    font-size: 0.85rem;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--text-main);
}

.account-addr {
    font-size: 0.7rem;
    font-family: var(--font-mono);
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dropdown-caret {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Sidebar Navigation */
.sidebar-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.nav-section-title {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 1.2px;
    color: var(--text-sub);
    padding: 14px 12px 6px;
    text-transform: uppercase;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 9px 14px;
    border-radius: 9px;
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-muted);
    text-decoration: none;
    cursor: pointer;
    user-select: none;
}

.nav-item:hover {
    background: var(--pill-hover);
    color: var(--text-main);
}

.nav-item.active {
    background: var(--pill-active);
    color: var(--green-dark);
    font-weight: 700;
    border: 1px solid var(--border-color);
}

body.theme-dark .nav-item.active {
    color: var(--green-light);
}

.nav-icon {
    font-size: 1rem;
    width: 20px;
    display: inline-flex;
    justify-content: center;
}

.nav-arrow {
    margin-left: auto;
    font-size: 0.8rem;
    opacity: 0.6;
}

.nav-divider {
    height: 1px;
    background: var(--border-color);
    margin: 12px 6px;
}

.sidebar-footer {
    padding: 12px 8px 0;
    font-size: 0.65rem;
    font-family: var(--font-mono);
    color: var(--text-sub);
    letter-spacing: 1px;
}

/* 2. Main Content Area */
.portal-main-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

/* Top Header */
.portal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 36px 18px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-header);
    backdrop-filter: blur(14px);
    position: sticky;
    top: 0;
    z-index: 10;
}

.breadcrumb {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--text-sub);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.header-titles h1 {
    font-size: 1.85rem;
    font-weight: 700;
    display: inline-block;
    margin-right: 12px;
    line-height: 1.2;
    color: var(--text-main);
}

.header-titles p {
    font-size: 0.88rem;
    color: var(--text-muted);
    display: inline-block;
}

.header-tools {
    display: flex;
    align-items: center;
    gap: 8px;
}

.tool-btn {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-main);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

.tool-btn:hover {
    background: var(--pill-hover);
    border-color: var(--green-primary);
}

.tool-btn.network-badge {
    background: var(--green-bg);
    color: var(--green-primary);
    border-color: rgba(60, 208, 112, 0.35);
    font-family: var(--font-mono);
    font-weight: 700;
}

.tool-btn#theme-toggle-btn {
    font-size: 1.05rem;
}

/* Content Container */
.portal-content {
    padding: 36px;
    flex: 1;
    max-width: 1300px;
}

/* OVERVIEW PAGE */
.portfolio-header-label {
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 1.2px;
    color: var(--text-sub);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.portfolio-big-value {
    font-size: 3.4rem;
    font-weight: 700;
    font-family: var(--font-mono);
    line-height: 1;
    margin-bottom: 10px;
    letter-spacing: -1px;
    color: var(--text-main);
}

.portfolio-desc {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

/* Portfolio 2-column split */
.portfolio-split-grid {
    display: grid;
    grid-template-columns: 1.6fr 1.2fr;
    gap: 36px;
    padding-bottom: 28px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 28px;
}

.balances-row-4 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px 32px;
}

.balance-item-col {
    display: flex;
    flex-direction: column;
}

.balance-item-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.balance-item-val {
    font-size: 1.5rem;
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--text-main);
}

/* Donut Chart Box */
.donut-chart-box {
    display: flex;
    align-items: center;
    gap: 24px;
}

.donut-svg-wrapper {
    position: relative;
    width: 140px;
    height: 140px;
    flex-shrink: 0;
}

.donut-center-text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.8px;
    color: var(--text-sub);
}

.donut-center-text strong {
    display: block;
    font-size: 0.85rem;
    font-family: var(--font-mono);
    color: var(--text-main);
    margin-top: 2px;
}

.donut-legend-text {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.4;
}

.portfolio-footer-note {
    font-size: 0.78rem;
    color: var(--text-sub);
    margin-bottom: 36px;
}

/* Bottom Cards */
.bottom-cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.portal-action-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    cursor: pointer;
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    box-shadow: var(--card-shadow);
}

.portal-action-card:hover {
    border-color: var(--green-primary);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(46, 184, 97, 0.12);
}

.card-top-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.card-icon-sq {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: var(--green-bg);
    color: var(--green-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.card-title-group {
    flex: 1;
}

.card-main-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-main);
}

.card-sub-count {
    font-size: 0.78rem;
    color: var(--text-muted);
}

.card-arrow-right {
    font-size: 1.1rem;
    color: var(--text-sub);
}

.card-middle-spec {
    margin-bottom: 16px;
    flex: 1;
}

.spec-label-caps {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-sub);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.spec-val-big {
    font-size: 1.1rem;
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--text-main);
}

.card-bottom-desc {
    font-size: 0.82rem;
    color: var(--text-muted);
}

/* Desk Form Containers */
.desk-form-container {
    max-width: 620px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    padding: 32px;
    box-shadow: var(--card-shadow);
}

.desk-field-group {
    margin-bottom: 22px;
}

.desk-field-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.desk-input-wrap {
    position: relative;
    display: flex;
    align-items: center;
}

.desk-input-wrap input {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    padding: 12px 64px 12px 14px;
    border-radius: 10px;
    color: var(--text-main);
    font-family: var(--font-mono);
    font-size: 1rem;
    outline: none;
}

.desk-input-wrap input:focus {
    border-color: var(--green-primary);
    box-shadow: 0 0 12px rgba(46, 184, 97, 0.2);
}

.desk-input-unit {
    position: absolute;
    right: 14px;
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.desk-chips-row {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

.chip-btn {
    background: var(--bg-card-sub);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 5px 12px;
    border-radius: 7px;
    font-size: 0.78rem;
    font-weight: 700;
    font-family: var(--font-mono);
    cursor: pointer;
}

.chip-btn:hover {
    color: var(--text-main);
    border-color: var(--green-primary);
}

.stealth-checkbox-box {
    background: var(--green-bg);
    border: 1px solid rgba(46, 184, 97, 0.35);
    border-radius: 10px;
    padding: 14px;
    margin-bottom: 22px;
}

.stealth-checkbox-label {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--green-primary);
    cursor: pointer;
}

.btn-desk-primary {
    width: 100%;
    background: var(--green-primary);
    color: #ffffff;
    border: none;
    padding: 14px;
    border-radius: 11px;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(46, 184, 97, 0.3);
}

.btn-desk-primary:hover {
    opacity: 0.92;
    transform: translateY(-1px);
}

/* Modals */
.portal-modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 20px;
}

.portal-modal-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    width: 100%;
    max-width: 500px;
    padding: 24px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.25);
}

/* Responsive */
@media (max-width: 950px) {
    .portal-sidebar {
        width: 70px;
        padding: 16px 8px;
    }
    .brand-text, .account-info, .nav-section-title, .nav-item span:last-child, .nav-arrow, .sidebar-footer {
        display: none;
    }
    .account-card {
        justify-content: center;
        padding: 8px;
    }
    .dropdown-caret {
        display: none;
    }
    .portfolio-split-grid {
        grid-template-columns: 1fr;
    }
    .bottom-cards-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .theme-text {
        display: none;
    }
    .header-titles p {
        display: none;
    }
    .portal-header {
        padding: 16px 20px;
    }
    .portal-content {
        padding: 20px 16px;
    }
}