/* Spark X Main Theme Colors */
:root {
    --primary-green: #00FF66;      /* Bright Neon Green */
    --dark-green: #0B6623;         /* Deep Green */
    --light-green: #66FF99;        /* Soft Light Green */
    --gradient-green: linear-gradient(90deg, #00FF66, #00CC44);
    --glow-green: #39FF14;         /* Spark Glow Effect */
    --dark-bg: #0a1a0a;
    --card-bg: #112211;
    --text-light: #ffffff;
    --text-muted: #aaaaaa;
    --danger: #ff4444;
    --warning: #ffbb33;
    --success: #00C851;
    --info: #33b5e5;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-light);
    line-height: 1.6;
    font-size: 14px;
}

/* Mobile First Design - All sizes for mobile */
.container {
    width: 100%;
    padding: 0 12px;
    margin: 0 auto;
}

/* Header */
.header {
    background: var(--dark-green);
    padding: 12px 16px;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 35px;
    width: auto;
}

.logo span {
    font-size: 18px;
    font-weight: bold;
    color: var(--primary-green);
    margin-left: 8px;
    text-shadow: 0 0 10px var(--glow-green);
}

/* Navigation */
.nav-menu {
    display: flex;
    gap: 15px;
}

.nav-icon {
    color: var(--text-light);
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 12px;
}

.nav-icon i {
    font-size: 20px;
    margin-bottom: 2px;
}

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

.notification-badge {
    background: var(--danger);
    color: white;
    font-size: 10px;
    padding: 2px 5px;
    border-radius: 10px;
    position: absolute;
    top: -5px;
    right: -5px;
}

/* Bottom Navigation for Mobile */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--dark-green);
    display: flex;
    justify-content: space-around;
    padding: 8px 0;
    z-index: 1000;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.3);
}

.bottom-nav-item {
    color: var(--text-muted);
    text-decoration: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 11px;
}

.bottom-nav-item i {
    font-size: 20px;
    margin-bottom: 2px;
}

.bottom-nav-item.active {
    color: var(--primary-green);
}

/* Main Content - Add padding for bottom nav */
.main-content {
    padding: 16px 0 70px 0;
}

/* Cards */
.card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 16px;
    border: 1px solid rgba(0, 255, 102, 0.1);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-green);
}

/* Balance Cards */
.balance-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 16px;
}

.balance-card {
    background: linear-gradient(135deg, var(--dark-green), #0a2f0a);
    border-radius: 12px;
    padding: 15px;
    text-align: center;
}

.balance-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 5px;
}

.balance-amount {
    font-size: 20px;
    font-weight: bold;
    color: var(--primary-green);
}

.balance-amount small {
    font-size: 11px;
    color: var(--text-muted);
    margin-left: 4px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 20px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    text-align: center;
    border: none;
    width: 100%;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-sparkx {
    background: var(--gradient-green);
    color: var(--dark-bg);
    box-shadow: 0 0 15px var(--glow-green);
}

.btn-sparkx:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px var(--glow-green);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-green);
    color: var(--primary-green);
}

.btn-outline:hover {
    background: var(--primary-green);
    color: var(--dark-bg);
}

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

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

.btn-sm {
    padding: 8px 12px;
    font-size: 12px;
}

.btn-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin: 15px 0;
}

/* Forms */
.form-group {
    margin-bottom: 16px;
}

.form-label {
    display: block;
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 5px;
}

.form-control {
    width: 100%;
    padding: 12px;
    background: var(--dark-bg);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    color: var(--text-light);
    font-size: 14px;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-green);
    box-shadow: 0 0 10px var(--glow-green);
}

select.form-control {
    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='white' 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: 16px;
}

/* Tables */
.table-responsive {
    overflow-x: auto;
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th {
    text-align: left;
    padding: 12px 8px;
    font-size: 12px;
    color: var(--text-muted);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.table td {
    padding: 10px 8px;
    font-size: 13px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

/* Status Badges */
.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
}

.badge-success {
    background: var(--success);
    color: white;
}

.badge-warning {
    background: var(--warning);
    color: var(--dark-bg);
}

.badge-danger {
    background: var(--danger);
    color: white;
}

.badge-info {
    background: var(--info);
    color: white;
}

/* Plans Grid */
.plans-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 15px;
}

.plan-card {
    background: linear-gradient(135deg, var(--card-bg), #0a1f0a);
    border-radius: 12px;
    padding: 20px;
    text-align: center;
    border: 1px solid rgba(0, 255, 102, 0.2);
}

.plan-name {
    font-size: 18px;
    font-weight: bold;
    color: var(--primary-green);
    margin-bottom: 10px;
}

.plan-roi {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-green);
    margin-bottom: 5px;
}

.plan-range {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 15px;
}

.plan-features {
    list-style: none;
    margin: 15px 0;
    padding: 0;
}

.plan-features li {
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    font-size: 13px;
}

/* Progress Bar */
.progress {
    background: var(--dark-bg);
    border-radius: 10px;
    height: 8px;
    overflow: hidden;
    margin: 10px 0;
}

.progress-bar {
    background: var(--gradient-green);
    height: 100%;
    border-radius: 10px;
}

/* List Items */
.list-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

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

.list-item-title {
    font-size: 14px;
    color: var(--text-light);
}

.list-item-subtitle {
    font-size: 11px;
    color: var(--text-muted);
}

.list-item-value {
    font-weight: 600;
    color: var(--primary-green);
}

/* Alert Messages */
.alert {
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 13px;
}

.alert-success {
    background: rgba(0, 200, 81, 0.2);
    border: 1px solid var(--success);
    color: var(--success);
}

.alert-danger {
    background: rgba(255, 68, 68, 0.2);
    border: 1px solid var(--danger);
    color: var(--danger);
}

.alert-warning {
    background: rgba(255, 187, 51, 0.2);
    border: 1px solid var(--warning);
    color: var(--warning);
}

.alert-info {
    background: rgba(51, 181, 229, 0.2);
    border: 1px solid var(--info);
    color: var(--info);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.8);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.modal.show {
    display: flex;
}

.modal-content {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 20px;
    width: 90%;
    max-width: 350px;
    border: 1px solid var(--primary-green);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.modal-title {
    font-size: 18px;
    color: var(--primary-green);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
}

.modal-body {
    margin-bottom: 20px;
}

.modal-footer {
    display: flex;
    gap: 10px;
}

/* Footer */
.footer {
    background: var(--dark-green);
    padding: 20px 16px;
    text-align: center;
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 20px;
}

.footer a {
    color: var(--primary-green);
    text-decoration: none;
}

/* Utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.text-green { color: var(--primary-green); }
.text-muted { color: var(--text-muted); }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.p-3 { padding: 12px; }
.p-4 { padding: 16px; }

/* Loading Spinner */
.spinner {
    border: 3px solid rgba(0, 255, 102, 0.3);
    border-radius: 50%;
    border-top: 3px solid var(--primary-green);
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

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

/* Empty State */
.empty-state {
    text-align: center;
    padding: 40px 20px;
}

.empty-state i {
    font-size: 48px;
    color: var(--text-muted);
    margin-bottom: 15px;
}

.empty-state p {
    color: var(--text-muted);
    font-size: 14px;
}

/* QR Code */
.qr-code {
    text-align: center;
    margin: 20px 0;
}

.qr-code img {
    width: 200px;
    height: 200px;
    border-radius: 10px;
    background: white;
    padding: 10px;
}

/* Copy Button */
.copy-btn {
    background: var(--dark-bg);
    border: 1px solid var(--primary-green);
    color: var(--primary-green);
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
    margin-left: 8px;
}

.copy-btn:hover {
    background: var(--primary-green);
    color: var(--dark-bg);
}

/* Responsive for larger screens */
@media (min-width: 768px) {
    .container {
        max-width: 450px;
        margin: 0 auto;
    }
    
    .plans-grid {
        grid-template-columns: 1fr;
    }
}

/* Hide desktop elements on mobile */
.desktop-only {
    display: none;
}

/* Show mobile elements */
.mobile-only {
    display: block;
}