/* ==================== EOA DASHBOARD - PROFESSIONAL STYLING ==================== */

/* --- CSS Variables --- */
:root {
    --bg-primary: #0a0b0d;
    --bg-secondary: #131417;
    --bg-card: #1a1b1e;
    --bg-card-hover: #222327;
    --bg-input: #1e1f23;
    
    --text-primary: #eaecef;
    --text-secondary: #848e9c;
    --text-muted: #5e6673;
    
    --accent-primary: #627eea;
    --accent-secondary: #84ada8;
    --accent-success: #0ecb81;
    --accent-warning: #f0b90b;
    --accent-danger: #f6465d;
    
    --border-color: #2b2f36;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --border-radius-lg: 16px;
    
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.2);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.3);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.4);
    
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

/* --- Reset --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--accent-secondary);
}

button {
    cursor: pointer;
    font-family: inherit;
}

/* --- Loading Screen --- */
.loading-screen {
    position: fixed;
    inset: 0;
    background: var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s, visibility 0.5s;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

.loader-container {
    text-align: center;
}

.loader-logo {
    font-size: 2rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1rem;
}

.loader-text {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
}

.loader-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* --- App Container --- */
.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* --- Header --- */
.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1.5rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1.1rem;
}

.header-nav {
    display: flex;
    gap: 0.25rem;
}

.nav-link {
    padding: 0.4rem 0.8rem;
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    font-size: 0.875rem;
    transition: all 0.2s;
}

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

.header-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* --- Wallet Status --- */
.wallet-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.wallet-status.connected {
    color: var(--accent-success);
}

.wallet-status.disconnected {
    color: var(--text-muted);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}

.wallet-status.connected .status-dot {
    background: var(--accent-success);
    box-shadow: 0 0 8px var(--accent-success);
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    border: none;
    transition: all 0.2s;
}

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

.btn-primary:hover {
    background: #5570d4;
    box-shadow: 0 0 20px rgba(98, 126, 234, 0.3);
}

.btn-ghost {
    background: transparent;
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

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

.btn-sm {
    padding: 0.35rem 0.65rem;
    font-size: 0.8rem;
}

/* --- Wallet Info --- */
.wallet-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.4rem 0.75rem;
    background: var(--bg-card);
    border-radius: var(--border-radius-sm);
}

.wallet-info.hidden {
    display: none;
}

.address-text {
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.8rem;
    color: var(--accent-primary);
}

.wallet-balance {
    font-size: 0.8rem;
    color: var(--accent-success);
    font-weight: 600;
}

/* --- Main Content --- */
.main-content {
    flex: 1;
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* --- Welcome Section --- */
.welcome-section {
    margin-bottom: 2rem;
}

.welcome-card {
    background: linear-gradient(135deg, rgba(98, 126, 234, 0.1), rgba(132, 173, 168, 0.1));
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2.5rem;
    text-align: center;
}

.welcome-card h1 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--text-primary), var(--accent-primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

#welcome-subtext {
    color: var(--text-secondary);
    font-size: 1rem;
}

/* --- Balance Section --- */
.balance-section {
    margin-bottom: 2rem;
}

.balance-section.hidden, .token-section.hidden, .actions-section.hidden, .tx-section.hidden {
    display: none;
}

.balance-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-lg);
    padding: 2rem;
}

.balance-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.balance-header h2 {
    font-size: 1rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.balance-amount {
    display: flex;
    align-items: baseline;
    gap: 0.25rem;
    margin-bottom: 1.5rem;
}

.currency-symbol {
    font-size: 1.5rem;
    color: var(--text-secondary);
}

.balance-value {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.balance-breakdown {
    display: flex;
    gap: 2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.breakdown-item {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.breakdown-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.breakdown-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* --- Section Header --- */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.section-header h2 {
    font-size: 1.1rem;
    font-weight: 600;
}

.view-all {
    font-size: 0.85rem;
    color: var(--accent-primary);
}

/* --- Token Filters --- */
.token-filters {
    display: flex;
    gap: 0.25rem;
}

.filter-btn {
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.8rem;
    transition: all 0.2s;
}

.filter-btn:hover, .filter-btn.active {
    background: var(--accent-primary);
    color: white;
    border-color: var(--accent-primary);
}

/* --- Token List --- */
.token-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.token-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.2s;
}

.token-item:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-primary);
}

.token-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.token-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.75rem;
}

.token-icon.eth { background: linear-gradient(135deg, #627eea, #4a67d1); }
.token-icon.usdc { background: linear-gradient(135deg, #2775ca, #1a5fb4); }
.token-icon.wbtc { background: linear-gradient(135deg, #f7931a, #e8850f); }
.token-icon.default { background: linear-gradient(135deg, #84ada8, #6b9490); }

.token-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.token-symbol {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.token-balance {
    text-align: right;
}

.token-amount {
    font-weight: 600;
    font-size: 0.9rem;
}

.token-value {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* --- Action Grid --- */
.action-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
}

.action-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: all 0.2s;
    color: var(--text-primary);
}

.action-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.action-icon {
    width: 44px;
    height: 44px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.action-icon svg {
    width: 22px;
    height: 22px;
}

.action-icon.verify { background: rgba(14, 203, 129, 0.15); color: var(--accent-success); }
.action-icon.claim { background: rgba(240, 185, 11, 0.15); color: var(--accent-warning); }
.action-icon.bridge { background: rgba(98, 126, 234, 0.15); color: var(--accent-primary); }
.action-icon.stake { background: rgba(132, 173, 168, 0.15); color: var(--accent-secondary); }

.action-info h3 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.15rem;
}

.action-info p {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* --- Transaction List --- */
.tx-list {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.tx-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
}

.tx-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.tx-icon {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
}

.tx-icon.send { background: rgba(246, 70, 93, 0.15); color: var(--accent-danger); }
.tx-icon.receive { background: rgba(14, 203, 129, 0.15); color: var(--accent-success); }
.tx-icon.approve { background: rgba(240, 185, 11, 0.15); color: var(--accent-warning); }

.tx-type {
    font-weight: 600;
    font-size: 0.85rem;
}

.tx-time {
    font-size: 0.7rem;
    color: var(--text-muted);
}

.tx-amount {
    text-align: right;
}

.tx-value {
    font-weight: 600;
    font-size: 0.85rem;
}

.tx-status {
    font-size: 0.7rem;
    color: var(--accent-success);
}

.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--text-muted);
}

.empty-state svg {
    width: 48px;
    height: 48px;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state p {
    font-size: 0.9rem;
}

/* --- Footer --- */
.app-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    margin-top: auto;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer-content p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.footer-links a:hover {
    color: var(--accent-primary);
}

/* --- Responsive --- */
@media (max-width: 768px) {
    .app-header {
        flex-direction: column;
        gap: 0.75rem;
        padding: 0.75rem;
    }
    
    .header-left {
        flex-wrap: wrap;
    }
    
    .main-content {
        padding: 1rem;
    }
    
    .welcome-card {
        padding: 1.5rem;
    }
    
    .welcome-card h1 {
        font-size: 1.3rem;
    }
    
    .balance-value {
        font-size: 2rem;
    }
    
    .action-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
}

/* --- Utility Classes --- */
.hidden {
    display: none !important;
}

/* --- Animations --- */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.4s ease-out;
}

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

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}