:root {
    --bg: #0b1324;
    --bg-alt: #141d33;
    --bg-accent: #1c2842;
    --bg-card: linear-gradient(145deg, var(--bg-alt), var(--bg-accent));
    --bg-glow: radial-gradient(circle at 30% 30%, #1c284220, transparent 60%), radial-gradient(circle at 80% 70%, #141d3320, transparent 65%);
    --primary: #00e6d0;
    --primary-soft: #00e6d020;
    --primary-glow: #00e6d015;
    --accent: #3aa9ff;
    --bg-hover: rgba(255, 255, 255, 0.05);
    --secondary: #0099ff;
    --danger: #ff4757;
    --warn: #ffa502;
    --ok: #2ed573;
    --success: #00e6d0;
    --warning: #ffa502;
    --text: #ffffff;
    --text-dim: #8395a7;
    --text-light: #c8d6e5;
    --border: #2f3b52;
    --radius: 16px;
    --shadow: 0 4px 18px -4px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 40px -15px rgba(0, 0, 0, 0.4);
    --grad: linear-gradient(135deg, #00e6d0 0%, #0099ff 100%);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}



* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    line-height: 1.5;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    background: var(--bg-glow);
    pointer-events: none;
    filter: blur(40px) saturate(120%);
    opacity: 0.4;
    z-index: -1;
}

/* Navigation */
header {
    position: sticky;
    top: 0;
    backdrop-filter: blur(20px);
    background: rgba(11, 19, 36, 0.8);
    z-index: 30;
    border-bottom: 1px solid var(--border);
}

.nav {
    max-width: 1240px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
}

.brand {
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 0.55rem;
    color: var(--text);
}

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

.brand svg {
    width: 28px;
    height: 28px;
    display: block;
    flex-shrink: 0;
    filter: drop-shadow(0 0 12px rgba(0, 230, 208, 0.5));
}

.nav-links {
    display: flex;
    gap: 1.25rem;
    font-size: 0.9rem;
}

.nav-links a {
    position: relative;
    padding: 0.4rem 0.75rem;
    color: var(--text-dim);
    border-radius: 40px;
    transition: var(--transition);
    text-decoration: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text);
    background: var(--primary-glow);
}

/* Main Layout */
main {
    position: relative;
    min-height: calc(100vh - 80px);
}

.container {
    max-width: 1240px;
    margin: 0 auto;
    padding: 2rem 1.25rem;
}

.section {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

.section.active {
    display: block;
}

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

/* Modals */
.modal {
    position: fixed;
    inset: 0;
    display: grid;
    place-items: center;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
}

.modal .modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    width: min(720px, 92vw);
    max-height: 85vh;
    overflow: auto;
    box-shadow: var(--shadow-lg);
}

.modal .modal-content.large { width: min(900px, 96vw); }

.modal .modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
}

.modal .modal-body { padding: 1rem 1.25rem; }

.close-btn {
    background: transparent;
    border: none;
    color: var(--text-light);
    font-size: 1.5rem;
    line-height: 1;
    cursor: pointer;
}
.close-btn:hover { color: var(--text); }

/* Loading overlay */
.loading-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    display: grid;
    place-items: center;
    z-index: 1100;
}
.loading-content { text-align: center; color: var(--text-light); }
.spinner {
    width: 36px;
    height: 36px;
    border: 3px solid rgba(255,255,255,0.2);
    border-top-color: var(--primary);
    border-radius: 50%;
    margin: 0 auto 0.75rem;
    animation: spin 1s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Hero Section */
.hero {
    max-width: 1240px;
    margin: 0 auto;
    padding: clamp(3rem, 7vh, 6rem) 1.4rem 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 3.5rem;
    align-items: center;
}

.hero-text h1 {
    font-size: clamp(2.35rem, 5.2vw, 3.75rem);
    line-height: 1.08;
    margin: 0 0 1.25rem;
    background: var(--grad);
    -webkit-background-clip: text;
    color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 20px rgba(0, 230, 208, 0.2));
}

.hero-text .tagline {
    font-size: 1.05rem;
    line-height: 1.55;
    color: var(--text-dim);
    max-width: 620px;
    margin-bottom: 1.75rem;
}

.hero-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(4px);
}

.hero-card:before {
    content: "";
    position: absolute;
    top: -20%;
    left: -10%;
    width: 160%;
    height: 160%;
    background: radial-gradient(circle at 30% 40%, rgba(30, 64, 175, 0.05), transparent 60%);
    pointer-events: none;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1.5rem;
    position: relative;
    z-index: 1;
}

.feature-item {
    text-align: center;
    padding: 1.25rem;
    background: rgba(11, 19, 36, 0.4);
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: var(--transition);
}

.feature-item:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
    box-shadow: 0 0 20px rgba(0, 230, 208, 0.1);
}

.feature-icon {
    font-size: 2rem;
    margin-bottom: 0.75rem;
    display: block;
}

.feature-item h4 {
    margin: 0 0 0.5rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
}

.feature-item p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.4;
}

/* Buttons */
.btn {
    --c: var(--primary);
    cursor: pointer;
    font: 600 0.9rem/1 'Inter';
    letter-spacing: 0.3px;
    padding: 0.85rem 1.25rem;
    border-radius: 8px;
    background: var(--grad);
    color: var(--bg);
    border: none;
    display: inline-flex;
    align-items: center;
    gap: 0.55rem;
    box-shadow: 0 2px 8px -2px rgba(0, 230, 208, 0.3);
    position: relative;
    overflow: hidden;
    transition: var(--transition);
    text-decoration: none;
}

.btn svg { width: 16px; height: 16px; display: inline-block; }
.copy-btn svg { width: 14px; height: 14px; display: inline-block; }
header .brand svg { width: 26px; height: 26px; }

.btn:before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(255, 255, 255, 0.1), transparent 60%);
    mix-blend-mode: overlay;
    opacity: 0.5;
}

.btn:hover:not(:disabled) {
    transform: translateY(-1px);
    box-shadow: 0 8px 20px -4px rgba(30, 64, 175, 0.4);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: 0 2px 8px -2px rgba(30, 64, 175, 0.2);
}

.btn.alt {
    background: var(--bg-alt);
    color: var(--primary);
    border: 1px solid var(--border);
    box-shadow: 0 1px 3px rgba(15, 23, 42, 0.1);
}

.btn.alt:hover:not(:disabled) {
    background: var(--bg-accent);
    transform: translateY(-1px);
}

.cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin-top: 1.75rem;
}

/* Dashboard */
.dashboard-header {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    align-items: center;
    margin-bottom: 2.5rem;
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.wallet-info h2 {
    margin: 0 0 0.5rem;
    font-size: 1.5rem;
    color: var(--text);
}

.wallet-address-container {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: nowrap;
}

.wallet-address {
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 0.85rem;
    color: var(--text-dim);
    word-break: break-all;
    background: var(--bg-alt);
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s ease;
    flex: 1 1 auto;
    user-select: all;
}

.wallet-address:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
    color: var(--text);
}

.wallet-address-container > .copy-btn {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    color: var(--text-dim);
    padding: 0.5rem;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
}

.wallet-address-container > .copy-btn:hover {
    background: var(--accent);
    border-color: var(--accent);
    color: white;
    transform: translateY(-1px);
}

.wallet-address-container > .copy-btn:active {
    transform: translateY(0);
}

.balance-card {
    text-align: right;
    padding: 2rem;
    background: var(--grad);
    color: var(--bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.balance-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(255, 255, 255, 0.2), transparent 60%);
    mix-blend-mode: overlay;
}

.balance-label {
    font-size: 0.85rem;
    opacity: 0.9;
    margin-bottom: 0.5rem;
}

.balance-amount {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.balance-pending {
    font-size: 0.875rem;
    color: var(--text-dim);
    margin-top: 0.25rem;
}

.balance-usd {
    font-size: 1.125rem;
    color: var(--ok);
    margin-top: 0.25rem;
    font-weight: 500;
}

.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 1.5rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
    color: var(--text);
}

.action-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
    color: var(--text);
    text-decoration: none;
}

.action-icon {
    font-size: 1.5rem;
}

.action-btn span {
    font-weight: 500;
    font-size: 0.9rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.stat-card {
    padding: 1.75rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(0, 230, 208, 0.03), transparent 60%);
    opacity: 0;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-dim);
    margin-bottom: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
}

.stat-value {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--text);
    position: relative;
}

.stat-trend {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-dim);
    position: relative;
}

.stat-trend.up {
    color: var(--success);
}

.stat-trend.down {
    color: var(--danger);
}

.stat-trend svg {
    width: 14px;
    height: 14px;
}

.stat-subvalue {
    font-size: 0.85rem;
    color: var(--text-dim);
    margin-top: 0.25rem;
    position: relative;
}

.network-stats {
    margin-top: 2rem;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.network-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.network-card h3 {
    font-size: 1rem;
    color: var(--text);
    margin: 0 0 1.25rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.network-card h3 svg {
    width: 18px;
    height: 18px;
    opacity: 0.7;
    flex-shrink: 0;
}

.metric-list {
    display: grid;
    gap: 1rem;
}

.metric-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
}

.metric-label {
    font-size: 0.9rem;
    color: var(--text-dim);
}

.metric-value {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
}

.metric-value.highlight {
    color: var(--primary);
    font-weight: 600;
}

.sync-status {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
}

.sync-status.synced {
    background: rgba(46, 213, 115, 0.1);
    color: var(--ok);
}

.sync-status.syncing {
    background: rgba(255, 165, 2, 0.1);
    color: var(--warn);
}

/* Sync status dot */
.sync-status .status-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--ok);
    margin-right: 0.4em;
    vertical-align: middle;
    box-shadow: 0 0 4px var(--ok);
}

.sync-status.syncing .status-dot {
    background: var(--ok);
    box-shadow: 0 0 6px var(--ok);
}

.wallet-main {
    margin: 2rem 0;
}

.balance-section {
    margin-bottom: 2rem;
}

/* Main Balance Card */
.main-balance-card {
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-accent) 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
    margin-bottom: 2rem;
}

.main-balance-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--grad);
    z-index: 1;
}

.balance-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.balance-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
}

.balance-title svg {
    color: var(--primary);
    filter: drop-shadow(0 0 8px rgba(0, 230, 208, 0.3));
}

.refresh-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 0.5rem;
    color: var(--text-dim);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.refresh-btn:hover {
    background: var(--primary-glow);
    border-color: var(--primary);
    color: var(--primary);
    transform: rotate(90deg);
}

.balance-display {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2rem;
    align-items: center;
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.primary-balance {
    text-align: left;
}

.balance-amount {
    font-size: 2.75rem;
    font-weight: 700;
    color: var(--text);
    margin-bottom: 0.5rem;
    font-variant-numeric: tabular-nums;
    line-height: 1;
}

.balance-usd {
    font-size: 1.25rem;
    color: #00e6d0;
    font-weight: 600;
    text-shadow: 0 0 20px rgba(0, 230, 208, 0.4);
    font-variant-numeric: tabular-nums;
}

.balance-status {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    align-items: flex-end;
    text-align: right;
}

.status-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: rgba(46, 213, 115, 0.1);
    border: 1px solid rgba(46, 213, 115, 0.3);
    border-radius: 20px;
    font-size: 0.85rem;
}

.status-indicator.online {
    color: var(--ok);
}

.main-balance-card .status-indicator .status-dot,
.status-indicator.online .status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--ok) !important;
    box-shadow: 0 0 8px rgba(46, 213, 115, 0.6) !important;
    animation: pulse 2s infinite;
}

.pending-balance {
    font-size: 0.9rem;
    color: var(--text-dim);
}

.pending-label {
    opacity: 0.8;
}

.pending-amount {
    color: var(--warning);
    font-weight: 500;
    margin-left: 0.25rem;
}

.wallet-address-section {
    position: relative;
    z-index: 2;
}

.address-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-dim);
    margin-bottom: 0.75rem;
}

.address-label svg {
    opacity: 0.7;
}

.address-container {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.75rem;
    align-items: center;
}

.wallet-address {
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 0.85rem;
    color: var(--text);
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 0.875rem 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: all;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    backdrop-filter: blur(10px);
}

.wallet-address:hover {
    background: rgba(0, 230, 208, 0.1);
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 230, 208, 0.2);
}

.copy-address-btn {
    background: var(--primary-glow);
    border: 1px solid var(--primary);
    color: var(--primary);
    border-radius: 8px;
    padding: 0.875rem 1rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
}

.copy-address-btn:hover {
    background: var(--primary);
    color: var(--bg);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 230, 208, 0.3);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .balance-display {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 1.5rem;
    }
    
    .balance-status {
        align-items: center;
        text-align: center;
    }
    
    .address-container {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .copy-address-btn {
        justify-content: center;
    }
}

/* Old balance-info styles removed - using new main-balance-card design */

.actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.action-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.action-card h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0 0 1.5rem;
    font-size: 1.1rem;
    color: var(--text);
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border);
}

.action-card h3 svg { width: 18px; height: 18px; opacity: 0.9; flex-shrink: 0; }

.send-form .form-group {
    margin-bottom: 1rem;
}

.send-form input {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg);
    color: var(--text);
    font-size: 0.9rem;
}

.send-form input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-soft);
}

.receive-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.qr-section .qr-placeholder {
    width: 180px;
    height: 180px;
    background: white;
    border: 1px solid var(--border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
}

#qrcode img {
    max-width: 100%;
    height: auto;
    display: block;
}

.address-section {
    width: 100%;
}

.address-section {
    width: 100%;
}

.address-section .wallet-address-container {
    width: 100%;
}

.address-section .wallet-address {
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 0.85rem;
    color: var(--text-dim);
    word-break: break-all;
    background: var(--bg);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    cursor: pointer;
    transition: all 0.2s ease;
    flex: 1;
    user-select: all;
}

.address-section .wallet-address:hover {
    background: var(--bg-hover);
    border-color: var(--accent);
    color: var(--text);
}

/* History Section */
.history-section {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    box-shadow: var(--shadow);
}

.history-section .section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    text-align: left;
}

.history-section .section-header h2 {
    margin: 0;
    font-size: 1.3rem;
    color: var(--text);
}

.history-controls {
    display: flex;
    align-items: center;
    gap: 1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .balance-card.main {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    .balance-info .wallet-address {
        max-width: 100%;
    }
    
    .actions-grid {
        grid-template-columns: 1fr;
    }
    
    .history-section .section-header {
        flex-direction: column;
        gap: 1rem;
    }
    
    .history-controls {
        justify-content: center;
        flex-wrap: wrap;
    }
}

.network-status {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

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

/* Balance card status dot - always green */
.main-balance-card .status-dot,
.balance-status .status-dot,
.status-indicator .status-dot,
.green-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #2ed573 !important;
    box-shadow: 0 0 8px rgba(46, 213, 115, 0.6) !important;
}

.status-dot.connected {
    background: var(--ok);
    box-shadow: 0 0 12px var(--ok);
    animation: pulse 2s infinite;
}

.status-dot.connecting {
    background: var(--warning);
    box-shadow: 0 0 12px var(--warning);
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* Form Styles */
.section-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.section-header h2 {
    margin: 0 0 0.5rem;
    font-size: 1.8rem;
    color: var(--text);
}

.section-header p {
    margin: 0;
    color: var(--text-dim);
    font-size: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text);
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.85rem 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: var(--bg-alt);
    color: var(--text);
    font: 500 0.9rem 'Inter';
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 0.8rem;
}

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

.amount-input input {
    padding-right: 4rem;
}

.max-btn {
    position: absolute;
    right: 8px;
    padding: 0.25rem 0.5rem;
    background: var(--primary-glow);
    color: var(--primary);
    border: 1px solid var(--primary);
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

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

.amount-info {
    display: flex;
    justify-content: space-between;
    margin-top: 0.5rem;
    font-size: 0.8rem;
    color: var(--text-dim);
}

.address-validation {
    margin-top: 0.5rem;
    font-size: 0.8rem;
}

.address-validation.valid {
    color: var(--ok);
}

.address-validation.invalid {
    color: var(--danger);
}

.tx-summary {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
}

.summary-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.summary-row:last-child {
    margin-bottom: 0;
}

.summary-row.total {
    border-top: 1px solid var(--border);
    padding-top: 0.5rem;
    font-weight: 600;
    color: var(--text);
}

/* Send Form */
.send-form {
    max-width: 500px;
    margin: 0 auto;
    background: var(--bg-card);
    padding: 2rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

/* Receive Section */
.receive-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    align-items: start;
}

.qr-section {
    text-align: center;
}

.qr-placeholder {
    width: 200px;
    height: 200px;
    margin: 0 auto 1rem;
    background: white;
    border: 1px solid var(--border);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
}

.qr-label {
    font-size: 0.9rem;
    color: var(--text-dim);
    margin: 0;
}

.address-section {
    background: var(--bg-card);
    padding: 2rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.address-display {
    position: relative;
    display: flex;
}

.address-display input {
    flex: 1;
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 0.8rem;
    padding-right: 4rem;
}

.address-display .copy-btn {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    padding: 0.4rem 0.6rem;
    background: var(--primary-glow);
    color: var(--primary);
    border: 1px solid var(--primary);
    border-radius: 4px;
    font-size: 0.75rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    transition: var(--transition);
}

.address-display .copy-btn:hover {
    background: var(--primary);
    color: white;
}

.receive-info {
    margin-top: 2rem;
}

.info-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.info-icon {
    font-size: 1.5rem;
    margin-top: 0.25rem;
}

.info-content h4 {
    margin: 0 0 0.25rem;
    font-size: 0.95rem;
    color: var(--text);
}

.info-content p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-dim);
    line-height: 1.4;
}

/* History Section */
.history-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.filter-tabs {
    display: flex;
    gap: 0.5rem;
}

.tab-btn {
    padding: 0.5rem 1rem;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: 20px;
    color: var(--text-dim);
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
}

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

.transaction-list {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.transaction-item {
    display: flex;
    align-items: center;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border);
    transition: var(--transition);
}

.transaction-item:last-child {
    border-bottom: none;
}

.transaction-item:hover {
    background: var(--bg-alt);
}

.tx-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1rem;
    font-size: 1rem;
}

.tx-icon.sent {
    background: rgba(220, 38, 38, 0.1);
    color: var(--danger);
}

.tx-icon.received {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.tx-info {
    flex: 1;
}

.tx-type {
    font-weight: 600;
    margin-bottom: 0.25rem;
    font-size: 0.9rem;
}

.tx-address {
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 0.75rem;
    color: var(--text-dim);
}

.tx-amount {
    text-align: right;
    margin-left: 1rem;
}

.tx-value {
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.tx-value.sent {
    color: var(--danger);
}

.tx-value.received {
    color: var(--success);
}

.tx-date {
    font-size: 0.75rem;
    color: var(--text-dim);
}

.empty-state {
    text-align: center;
    padding: 3rem 2rem;
    color: var(--text-dim);
}

.empty-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.empty-state h3 {
    margin: 0 0 0.5rem;
    color: var(--text);
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    margin-top: 2rem;
}

/* Modals */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
}

.modal-content {
    background: var(--bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    animation: modalSlideIn 0.3s ease-out;
}

.modal-content.large {
    max-width: 700px;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem 1rem;
    border-bottom: 1px solid var(--border);
}

.modal-header h2 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--text);
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-dim);
    cursor: pointer;
    padding: 0.25rem;
    line-height: 1;
    transition: var(--transition);
}

.close-btn:hover {
    color: var(--text);
}

.modal-body {
    padding: 1.5rem 2rem 2rem;
}

.success-content {
    text-align: center;
}

.wallet-details {
    margin-bottom: 2rem;
}

.detail-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.private-key-section {
    position: relative;
}

.private-key-section textarea {
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 0.75rem;
    min-height: 80px;
    padding-right: 4rem;
}

.warning-box {
    margin-top: 1rem;
    padding: 1rem;
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.3);
    border-radius: 8px;
    display: flex;
    gap: 0.75rem;
    text-align: left;
}

.warning-icon {
    font-size: 1.25rem;
    margin-top: 0.125rem;
}

.warning-content h4 {
    margin: 0 0 0.5rem;
    color: var(--warn);
    font-size: 0.9rem;
}

.warning-content ul {
    margin: 0;
    padding-left: 1rem;
    font-size: 0.85rem;
    color: var(--text-dim);
}

.warning-content li {
    margin-bottom: 0.25rem;
}

.backup-checklist {
    margin: 2rem 0;
    text-align: left;
}

.backup-checklist h4 {
    margin: 0 0 1rem;
    color: var(--text);
    font-size: 1rem;
}

.checkbox-item {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    cursor: pointer;
    font-size: 0.9rem;
}

.checkbox-item input[type="checkbox"] {
    margin-top: 0.125rem;
    width: auto;
}

.tx-status-content {
    text-align: center;
}

.status-icon-large {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.tx-details {
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
    margin: 1.5rem 0;
    text-align: left;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
    font-size: 0.85rem;
}

.detail-row:last-child {
    margin-bottom: 0;
}

.hash-value {
    font-family: 'Monaco', 'Menlo', 'Consolas', monospace;
    font-size: 0.75rem;
    word-break: break-all;
    color: var(--text-dim);
}

/* Loading */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(248, 250, 252, 0.9);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.loading-content {
    text-align: center;
    padding: 2rem;
    background: var(--bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 1rem;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.hidden {
    display: none !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav {
        padding: 0.75rem 1rem;
    }
    
    .nav-links {
        display: none;
    }
    
    .hero {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 2rem 1rem;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .dashboard-header {
        grid-template-columns: 1fr;
        gap: 1rem;
        text-align: center;
    }
    
    .balance-card {
        text-align: center;
    }
    
    .quick-actions {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .receive-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .history-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .transaction-item {
        padding: 0.75rem;
    }
    
    .tx-address {
        display: none;
    }
    
    .modal-content {
        margin: 1rem;
        max-width: calc(100% - 2rem);
    }
    
    .modal-header,
    .modal-body {
        padding: 1rem;
    }
    
    .amount-info {
        flex-direction: column;
        gap: 0.25rem;
    }
}

.balance-card .balance-usd {
    font-size: 1.125rem;
    color: var(--ok);
    margin-top: 0.25rem;
    font-weight: 500;
}

.highlight.zlc-price {
    color: var(--ok);
    font-weight: 600;
}

@media (max-width: 480px) {
    .brand {
        font-size: 1rem;
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .quick-actions {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-tabs {
        width: 100%;
        justify-content: center;
    }
}