:root {
    --primary-color: #00c853;
    --primary-dark: #009624;
    --primary-light: #5efc82;
    --secondary-color: #00e676;
    --dark-bg: #121212;
    --dark-card: #1e1e1e;
    --dark-hover: #2d2d2d;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-tertiary: #707070;
    --shadow-color: rgba(0, 200, 83, 0.2);
    --glow-color: rgba(0, 230, 118, 0.5);
    --transition: all 0.3s ease;
    --border-radius: 12px;
    --card-radius: 16px;
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-primary);
    min-height: 100vh;
}

.app-container {
    max-width: 100%;
    margin: 0 auto;
    padding-bottom: 70px;
    position: relative;
}

/* Header Styles */
.header {
    width: 100%;
    overflow: hidden;
}

.header-image-container {
    position: relative;
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.header-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.7);
}

.header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, rgba(0, 0, 0, 0.4) 50%, transparent 100%);
}

.header-overlay h1 {
    font-size: 2.2rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 5px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    color: var(--primary-light);
}

.header-overlay p {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-secondary);
}

/* Main Content Styles */
.main-content {
    padding: 20px 16px;
}

/* Dashboard Cards */
.dashboard-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.card {
    background-color: var(--dark-card);
    padding: 18px;
    border-radius: var(--card-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(94, 252, 130, 0.1);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
}

.card.balance::before { background: linear-gradient(to right, #00c853, #64dd17); }
.card.income::before { background: linear-gradient(to right, #00b0ff, #2979ff); }
.card.expenses::before { background: linear-gradient(to right, #ff5252, #ff1744); }
.card.average::before { background: linear-gradient(to right, #aa00ff, #d500f9); }

.card-icon {
    background-color: rgba(255, 255, 255, 0.08);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 12px;
    font-size: 1.2rem;
}

.balance .card-icon { color: #64dd17; }
.income .card-icon { color: #2979ff; }
.expenses .card-icon { color: #ff1744; }
.average .card-icon { color: #d500f9; }

.card-content h3 {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.card-content .value {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.trend {
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 4px;
}

.trend.positive {
    color: #00e676;
}

.trend.negative {
    color: #ff1744;
}

/* Action Buttons */
.action-buttons {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.action-btn {
    background-color: var(--dark-card);
    border: none;
    border-radius: var(--border-radius);
    padding: 16px 0;
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.action-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary-color);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    transform-origin: right;
}

.action-btn:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

.action-btn i {
    font-size: 1.5rem;
}

.action-btn.deposit i { color: #00e676; }
.action-btn.withdraw i { color: #ff1744; }
.action-btn.api i { color: #2979ff; }
.action-btn.settings i { color: #ffea00; }

.action-btn span {
    font-size: 0.75rem;
    font-weight: 500;
}

.action-btn:hover {
    background-color: var(--dark-hover);
    transform: translateY(-3px);
}

/* Transaction History */
.transaction-history {
    background-color: var(--dark-card);
    border-radius: var(--card-radius);
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.section-header h2 {
    font-size: 1.2rem;
    font-weight: 600;
}

.filter-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.1rem;
    cursor: pointer;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.filter-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--primary-color);
}

.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
    overflow-x: auto;
    scrollbar-width: none;
    padding-bottom: 5px;
}

.tabs::-webkit-scrollbar {
    display: none;
}

.tab-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 0.85rem;
    font-weight: 500;
    padding: 8px 16px;
    border-radius: 20px;
    cursor: pointer;
    white-space: nowrap;
    transition: var(--transition);
}

.tab-btn.active {
    background-color: var(--primary-color);
    color: var(--dark-bg);
}

.tab-btn:not(.active):hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

.transaction-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.transaction {
    display: flex;
    align-items: center;
    padding: 12px;
    border-radius: var(--border-radius);
    background-color: var(--dark-hover);
    transition: var(--transition);
}

.transaction:hover {
    transform: translateX(5px);
}

.transaction-icon {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 12px;
    flex-shrink: 0;
}

.transaction.income .transaction-icon {
    background-color: rgba(0, 230, 118, 0.15);
    color: #00e676;
}

.transaction.expense .transaction-icon {
    background-color: rgba(255, 23, 68, 0.15);
    color: #ff1744;
}

.transaction-details {
    flex: 1;
}

.transaction-details h4 {
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 2px;
}

.transaction-details p {
    font-size: 0.75rem;
    color: var(--text-tertiary);
}

.transaction-amount {
    font-size: 0.9rem;
    font-weight: 600;
    text-align: right;
}

.transaction-amount.positive {
    color: #00e676;
}

.transaction-amount.negative {
    color: #ff1744;
}

.view-more-btn {
    width: 100%;
    background-color: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    font-size: 0.85rem;
    padding: 10px;
    margin-top: 16px;
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    cursor: pointer;
    transition: var(--transition);
}

.view-more-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--primary-color);
}

/* Analytics Section */
.analytics-section {
    background-color: var(--dark-card);
    border-radius: var(--card-radius);
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.chart-container {
    height: 200px;
    margin-top: 10px;
}

/* Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--dark-card);
    display: flex;
    justify-content: space-around;
    padding: 10px 0;
    box-shadow: 0 -4px 10px rgba(0, 0, 0, 0.2);
    z-index: 100;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-item {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 5px;
    padding: 8px 0;
    width: 25%;
    position: relative;
    cursor: pointer;
    transition: var(--transition);
}

.nav-item i {
    font-size: 1.2rem;
}

.nav-item span {
    font-size: 0.7rem;
}

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

.nav-item.active::before {
    content: '';
    position: absolute;
    bottom: 0;
    width: 40px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
}

.badge {
    position: absolute;
    top: 0;
    right: 25%;
    background-color: #ff1744;
    color: white;
    font-size: 0.6rem;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Media Queries */
@media (min-width: 480px) {
    .app-container {
        max-width: 480px;
    }
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    z-index: 1000;
    overflow: auto;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.active {
    display: block;
    opacity: 1;
}

.modal-content {
    background-color: var(--dark-card);
    border-radius: var(--card-radius);
    margin: 20px auto;
    width: 90%;
    max-width: 480px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
    border: 1px solid rgba(255, 255, 255, 0.05);
    transform: translateY(-20px);
    transition: transform 0.3s ease;
    overflow: hidden;
}

.modal.active .modal-content {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.modal-header h2 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal-header h2 i {
    color: var(--primary-color);
}

.close-modal {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.close-modal:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--primary-color);
}

.modal-body {
    padding: 20px;
}

.input-group {
    margin-bottom: 20px;
}

.input-group label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.input-group input,
.input-group select {
    width: 100%;
    background-color: var(--dark-hover);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: 14px;
    color: var(--text-primary);
    font-family: 'Poppins', sans-serif;
    font-size: 0.9rem;
    transition: var(--transition);
}

.input-group input:focus,
.input-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--shadow-color);
}

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

.currency {
    position: absolute;
    left: 14px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.amount-input input {
    padding-left: 40px;
    font-size: 1.1rem;
    font-weight: 500;
}

.payment-info {
    background-color: var(--dark-hover);
    border-radius: var(--border-radius);
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-top: 10px;
}

.qr-code-placeholder {
    width: 160px;
    height: 160px;
    background-color: rgba(255, 255, 255, 0.08);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.qr-code-placeholder i {
    font-size: 80px;
    color: var(--text-secondary);
}

.pix-key {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.pix-key span {
    color: var(--text-primary);
    font-weight: 500;
}

.copy-key-btn {
    background-color: rgba(0, 200, 83, 0.15);
    color: var(--primary-color);
    border: none;
    border-radius: 20px;
    padding: 8px 16px;
    font-size: 0.8rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: var(--transition);
}

.copy-key-btn:hover {
    background-color: rgba(0, 200, 83, 0.25);
}

.balance-info {
    background-color: var(--dark-hover);
    border-radius: var(--border-radius);
    padding: 12px 16px;
    margin-top: 10px;
}

.balance-info p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.balance-info span {
    color: var(--primary-color);
    font-weight: 500;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    padding: 16px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    gap: 12px;
}

.cancel-btn {
    background-color: transparent;
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    cursor: pointer;
    transition: var(--transition);
}

.cancel-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.confirm-btn {
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    border: none;
    color: var(--dark-bg);
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.confirm-btn:hover {
    box-shadow: 0 0 10px var(--shadow-color);
    transform: translateY(-2px);
}

/* Animation for modal */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal.active {
    animation: fadeIn 0.3s forwards;
}

.modal.active .modal-content {
    animation: slideIn 0.3s forwards;
}

/* Login Page Styles */
.login-container {
    min-height: 100vh;
    background-color: var(--dark-bg);
    display: flex;
    flex-direction: column;
}

.login-header {
    position: relative;
    width: 100%;
    height: 180px;
    overflow: hidden;
}

.login-logo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.7);
}

.login-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.7) 100%);
}

.login-overlay h1 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    color: var(--primary-light);
    margin-bottom: 5px;
}

.login-overlay p {
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-secondary);
}

.login-form-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 24px;
}

.login-form-wrapper {
    background-color: var(--dark-card);
    border-radius: var(--card-radius);
    padding: 24px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    animation: formSlideIn 0.6s ease forwards;
}

@keyframes formSlideIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.login-form-wrapper h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.login-subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

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

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

.input-icon-wrapper i {
    position: absolute;
    left: 12px;
    color: var(--text-tertiary);
    font-size: 1rem;
}

.input-icon-wrapper input {
    width: 100%;
    background-color: var(--dark-hover);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    padding: 14px 14px 14px 40px;
    color: var(--text-primary);
    font-family: 'Poppins', sans-serif;
    font-size: 0.9rem;
    transition: var(--transition);
}

.input-icon-wrapper input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--shadow-color);
}

.toggle-password {
    position: absolute;
    right: 12px;
    background: transparent;
    border: none;
    color: var(--text-tertiary);
    cursor: pointer;
    font-size: 1rem;
    padding: 0;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.remember-me {
    display: flex;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-secondary);
    cursor: pointer;
    position: relative;
    padding-left: 28px;
}

.remember-me input {
    position: absolute;
    opacity: 0;
    height: 0;
    width: 0;
}

.checkmark {
    position: absolute;
    top: 0;
    left: 0;
    height: 18px;
    width: 18px;
    background-color: var(--dark-hover);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
}

.remember-me:hover .checkmark {
    background-color: var(--dark-hover);
}

.remember-me input:checked ~ .checkmark {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.checkmark:after {
    content: "";
    position: absolute;
    display: none;
}

.remember-me input:checked ~ .checkmark:after {
    display: block;
}

.remember-me .checkmark:after {
    left: 6px;
    top: 2px;
    width: 4px;
    height: 9px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.forgot-password {
    font-size: 0.85rem;
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

.forgot-password:hover {
    text-decoration: underline;
}

.login-button {
    width: 100%;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    border: none;
    border-radius: var(--border-radius);
    padding: 14px;
    color: var(--dark-bg);
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    position: relative;
    overflow: hidden;
}

.login-button:hover {
    box-shadow: 0 0 20px var(--shadow-color);
    transform: translateY(-2px);
}

.login-button:active {
    transform: translateY(1px);
}

.login-divider {
    display: flex;
    align-items: center;
    margin: 24px 0;
    color: var(--text-tertiary);
    font-size: 0.85rem;
}

.login-divider::before,
.login-divider::after {
    content: "";
    flex: 1;
    height: 1px;
    background-color: rgba(255, 255, 255, 0.1);
}

.login-divider span {
    padding: 0 10px;
}

.social-login {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 24px;
}

.social-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
    background-color: var(--dark-hover);
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition);
}

.social-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.social-btn.google:hover { color: #ea4335; }
.social-btn.apple:hover { color: #ffffff; }
.social-btn.facebook:hover { color: #1877f2; }

.signup-link {
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.signup-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
}

.signup-link a:hover {
    text-decoration: underline;
}