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

:root {
    --color-bg: #f5f5f5;
    --color-surface: #ffffff;
    --color-border: #e0e0e0;
    --color-text: #212121;
    --color-text-secondary: #666666;
    --color-primary: #1a73e8;
    --color-primary-hover: #1557b0;
    --color-success: #0d7a3e;
    --color-success-bg: #e6f4ea;
    --color-warning: #b45309;
    --color-warning-bg: #fef3c7;
    --color-danger: #c62828;
    --color-danger-bg: #ffebee;
    --radius: 12px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
    --transition: 0.2s ease;
    /* Touch-friendly sizing */
    --min-touch-target: 48px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    /* Prevent pull-to-refresh on mobile */
    overscroll-behavior-y: contain;
}

/* Safe area for notched devices */
@supports (padding-top: env(safe-area-inset-top)) {
    body {
        padding-top: env(safe-area-inset-top);
        padding-bottom: env(safe-area-inset-bottom);
        padding-left: env(safe-area-inset-left);
        padding-right: env(safe-area-inset-right);
    }
}

/* App Container */
.app {
    max-width: 900px;
    margin: 0 auto;
    padding: 16px;
}

/* Header */
.header {
    text-align: center;
    padding: 20px 16px;
    background: var(--color-primary);
    border-radius: var(--radius);
    margin-bottom: 16px;
    box-shadow: var(--shadow);
}

.header-title {
    font-size: 28px;
    font-weight: 700;
    color: white;
    letter-spacing: -0.5px;
}

.header-subtitle {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.85);
    margin-top: 4px;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 6px;
    background: var(--color-surface);
    padding: 8px;
    border-radius: var(--radius);
    margin-bottom: 16px;
    box-shadow: var(--shadow);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
}

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

.tab {
    flex: 1;
    min-height: var(--min-touch-target);
    padding: 12px 14px;
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border-radius: 8px;
    transition: var(--transition);
    white-space: nowrap;
    min-width: fit-content;
    /* Better touch response */
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
}

.tab:hover {
    background: var(--color-bg);
    color: var(--color-text);
}

.tab:active {
    transform: scale(0.98);
}

.tab.active {
    background: var(--color-primary);
    color: white;
}

/* Content */
.content {
    min-height: 400px;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Cards */
.card {
    background: var(--color-surface);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 12px;
}

.card-title {
    font-size: 18px;
    font-weight: 600;
}

.section-title {
    font-size: 16px;
    font-weight: 600;
    margin: 24px 0 16px 0;
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
}

.section-title:first-of-type {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

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

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--color-text);
}

.form-control {
    width: 100%;
    min-height: var(--min-touch-target);
    padding: 14px 16px;
    font-size: 16px;
    border: 2px solid var(--color-border);
    border-radius: 10px;
    background: var(--color-surface);
    color: var(--color-text);
    transition: var(--transition);
    -webkit-appearance: none;
    appearance: none;
}

.form-control:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 4px rgba(26, 115, 232, 0.15);
}

.form-control::placeholder {
    color: #999;
}

/* Larger number input for amount */
input[type="number"].form-control {
    font-size: 18px;
    font-weight: 600;
}

/* Select dropdown styling */
select.form-control {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='%23666' 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: 20px;
    padding-right: 44px;
}

.form-hint {
    display: block;
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-top: 4px;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    font-size: 14px;
    line-height: 1.4;
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    cursor: pointer;
    flex-shrink: 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: var(--min-touch-target);
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
    user-select: none;
}

.btn:active:not(:disabled) {
    transform: scale(0.97);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

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

.btn-primary:hover:not(:disabled) {
    background: var(--color-primary-hover);
}

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

.btn-secondary:hover:not(:disabled) {
    background: var(--color-border);
}

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

.btn-success:hover:not(:disabled) {
    background: #0a5c2e;
}

.btn-warning {
    background: var(--color-warning-bg);
    color: var(--color-warning);
    border: 1px solid var(--color-warning);
}

.btn-warning:hover:not(:disabled) {
    background: #fde68a;
}

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

.btn-danger:hover:not(:disabled) {
    background: #a31f1f;
}

.btn-block {
    width: 100%;
}

.btn-large {
    min-height: 56px;
    padding: 16px 32px;
    font-size: 17px;
}

.btn-xlarge {
    min-height: 64px;
    padding: 20px 40px;
    font-size: 20px;
    font-weight: 700;
}

.btn-small {
    min-height: 40px;
    padding: 8px 16px;
    font-size: 14px;
}

/* Mode Toggle */
.mode-toggle {
    margin-bottom: 20px;
    padding: 12px 16px;
    background: var(--color-bg);
    border-radius: 8px;
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 500;
}

.toggle-label input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

.toggle-hint {
    display: block;
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-top: 6px;
    padding-left: 30px;
}

/* QR Display */
.qr-display {
    margin-top: 24px;
    padding: 24px;
    background: var(--color-bg);
    border-radius: var(--radius);
    text-align: center;
}

.qr-shop-name {
    font-size: 24px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
    line-height: 1.3;
}

.qr-code {
    display: inline-block;
    padding: 16px;
    background: white;
    border-radius: var(--radius);
    margin-bottom: 16px;
}

.qr-code canvas {
    display: block;
}

.qr-info {
    margin-bottom: 20px;
}

.qr-info p {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin: 4px 0;
}

.qr-info strong {
    color: var(--color-text);
}

.qr-amount {
    font-size: 18px !important;
}

.scan-text {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 16px;
    font-weight: 500;
}

/* UPI Logos */
.upi-logos {
    margin: 20px 0;
    padding: 16px;
    background: white;
    border-radius: var(--radius);
}

.upi-logo {
    height: 24px;
    width: auto;
    object-fit: contain;
}

.upi-logo.upi-main {
    height: 32px;
    margin-bottom: 12px;
}

.upi-apps {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.upi-apps .upi-logo {
    height: 20px;
    opacity: 0.8;
}

/* QR Actions */
.qr-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 12px;
}

.qr-actions .btn {
    min-width: 120px;
}

.qr-footer {
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
}

.qr-footer strong {
    color: var(--color-primary);
}

/* Alerts */
.alert {
    padding: 12px 16px;
    border-radius: 6px;
    font-size: 14px;
    margin-top: 16px;
}

.alert-warning {
    background: var(--color-warning-bg);
    color: var(--color-warning);
    line-height: 1.5;
}

.alert-warning a {
    color: var(--color-primary);
    text-decoration: underline;
    font-weight: 500;
}

.alert-success {
    background: var(--color-success-bg);
    color: var(--color-success);
}

/* Accounts List */
.accounts-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.account-card {
    padding: 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
}

.account-card.paused {
    opacity: 0.7;
    background: var(--color-bg);
}

.account-card.backup-account {
    border-left: 4px solid #1565c0;
}

.account-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
    gap: 12px;
}

.account-info h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
}

.account-display-name {
    display: block;
    font-size: 13px;
    color: var(--color-primary);
    font-weight: 500;
    margin-bottom: 2px;
}

.account-upi {
    display: block;
    font-size: 14px;
    color: var(--color-text-secondary);
    font-family: monospace;
}

.account-status {
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 500;
    border-radius: 20px;
    text-transform: uppercase;
}

.account-status.active {
    background: var(--color-success-bg);
    color: var(--color-success);
}

.account-status.paused {
    background: var(--color-bg);
    color: var(--color-text-secondary);
}

.account-limits {
    margin-bottom: 12px;
}

.limit-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    margin-bottom: 8px;
}

.limit-label {
    color: var(--color-text-secondary);
}

.limit-value {
    font-weight: 500;
}

.progress-bar {
    height: 6px;
    background: var(--color-border);
    border-radius: 3px;
    overflow: hidden;
    margin-top: 4px;
}

.progress-fill {
    height: 100%;
    background: var(--color-primary);
    border-radius: 3px;
    transition: width 0.3s ease;
}

.progress-fill.warning {
    background: var(--color-warning);
}

.progress-fill.danger {
    background: var(--color-danger);
}

.account-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

/* Transactions */
.filters {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--color-border);
}

.filter-group {
    flex: 1;
    min-width: 120px;
}

.filter-group.filter-search {
    flex: 2;
    min-width: 180px;
}

.filter-group label {
    display: block;
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-bottom: 4px;
}

.filter-group .form-control {
    padding: 8px 10px;
    font-size: 13px;
}

.transactions-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.transaction-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: 12px 16px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    background: var(--color-surface);
    gap: 12px;
}

.transaction-item.cancelled {
    opacity: 0.7;
}

.transaction-item.cancelled .transaction-info {
    text-decoration: line-through;
}

.transaction-info {
    flex: 1;
}

.transaction-date {
    font-size: 12px;
    color: var(--color-text-secondary);
}

.transaction-account {
    font-size: 14px;
    font-weight: 500;
}

.transaction-amount {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-success);
}

.transaction-amount.cancelled {
    color: var(--color-text-secondary);
}

.transaction-status {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
    margin-left: 8px;
}

.transaction-status.completed {
    background: var(--color-success-bg);
    color: var(--color-success);
}

.transaction-status.pending {
    background: var(--color-warning-bg);
    color: var(--color-warning);
}

.transaction-status.cancelled {
    background: var(--color-bg);
    color: var(--color-text-secondary);
}

.transaction-right {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}

.transaction-amount-row {
    display: flex;
    align-items: center;
}

.transaction-actions {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.transaction-actions .btn {
    padding: 4px 10px;
    font-size: 12px;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
}

.page-info {
    font-size: 14px;
    color: var(--color-text-secondary);
}

/* Statistics */
.stats-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
}

.stat-card {
    padding: 16px;
    background: var(--color-bg);
    border-radius: var(--radius);
    text-align: center;
}

.stat-label {
    display: block;
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-bottom: 4px;
}

.stat-value {
    display: block;
    font-size: 24px;
    font-weight: 600;
    color: var(--color-text);
}

.account-stats {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.account-stat-card {
    padding: 16px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
}

.account-stat-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.account-stat-name {
    font-weight: 600;
}

.account-stat-upi {
    font-size: 13px;
    color: var(--color-text-secondary);
    font-family: monospace;
}

.account-stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: 12px;
}

.account-stat-item {
    text-align: center;
    padding: 8px;
    background: var(--color-bg);
    border-radius: 6px;
}

.account-stat-item .label {
    font-size: 11px;
    color: var(--color-text-secondary);
    display: block;
}

.account-stat-item .value {
    font-size: 16px;
    font-weight: 600;
    display: block;
}

/* Settings */
.settings-section {
    margin-bottom: 32px;
}

.settings-section:last-child {
    margin-bottom: 0;
}

.settings-desc {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 12px;
}

.settings-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--color-text-secondary);
}

.empty-state p {
    margin: 4px 0;
}

.empty-icon {
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-hint {
    font-size: 13px;
    color: var(--color-text-secondary);
    opacity: 0.8;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    padding: 16px;
    overflow-y: auto;
}

.modal.active {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 10vh;
}

.modal-content {
    background: var(--color-surface);
    border-radius: var(--radius);
    width: 100%;
    max-width: 450px;
    box-shadow: var(--shadow-lg);
}

.modal-small {
    max-width: 350px;
}

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

.modal-header h3 {
    font-size: 18px;
    font-weight: 600;
}

.modal-close {
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    font-size: 24px;
    cursor: pointer;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
}

.modal-close:hover {
    background: var(--color-bg);
    color: var(--color-text);
}

.modal-content form {
    padding: 20px;
}

.modal-content > p {
    padding: 20px;
    padding-bottom: 0;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding-top: 8px;
}

.modal-content > .modal-actions {
    padding: 20px;
    padding-top: 16px;
}

/* Fullscreen QR Modal */
.fullscreen-modal {
    background: white;
}

.fullscreen-modal.active {
    padding: 0;
    align-items: center;
    justify-content: center;
}

.fullscreen-content {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 20px 20px 20px;
    text-align: center;
    position: relative;
    overflow-y: auto;
}

.fullscreen-close {
    position: fixed;
    top: 16px;
    right: 16px;
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 500;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    cursor: pointer;
    color: var(--color-text);
    z-index: 10;
}

.fullscreen-close:hover {
    background: var(--color-border);
}

@supports (padding-top: env(safe-area-inset-top)) {
    .fullscreen-close {
        top: calc(16px + env(safe-area-inset-top));
        right: calc(16px + env(safe-area-inset-right));
    }
}

.fullscreen-shop-name {
    font-size: 32px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
    line-height: 1.3;
}

.fullscreen-scan-text {
    font-size: 20px;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 24px;
}

.fullscreen-qr {
    padding: 24px;
    background: white;
    border: 3px solid var(--color-border);
    border-radius: 16px;
    margin-bottom: 24px;
}

.fullscreen-qr canvas,
.fullscreen-qr img {
    display: block;
}

.fullscreen-info {
    margin-bottom: 24px;
}

.fullscreen-amount {
    font-size: 36px;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 8px;
}

.fullscreen-upi {
    font-size: 18px;
    color: var(--color-text-secondary);
    font-family: monospace;
}

.fullscreen-logos {
    margin-bottom: 32px;
}

.fullscreen-logo {
    height: 40px;
}

.fullscreen-footer {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 24px;
}

.fullscreen-footer strong {
    color: var(--color-primary);
}

/* Limit Warning Modal */
.limit-warning-content {
    padding: 20px;
}

.limit-warning-text {
    font-size: 16px;
    color: var(--color-text);
    margin-bottom: 24px;
    line-height: 1.5;
}

.limit-option-label {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 16px;
}

.limit-warning-options .btn {
    margin-bottom: 12px;
}

.limit-warning-options .btn:last-child {
    margin-bottom: 0;
}

/* Backup Account Badge */
.account-badge {
    display: inline-block;
    padding: 2px 8px;
    font-size: 11px;
    font-weight: 500;
    border-radius: 4px;
    margin-left: 8px;
}

.account-badge.backup {
    background: #e3f2fd;
    color: #1565c0;
}

.account-badge.no-limit {
    background: #f3e5f5;
    color: #7b1fa2;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--color-text);
    color: white;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 14px;
    box-shadow: var(--shadow-lg);
    z-index: 2000;
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

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

.toast.error {
    background: var(--color-danger);
}

/* All Limits Reached Modal */
.all-limits-content {
    padding: 20px;
}

.all-limits-text {
    font-size: 15px;
    color: var(--color-text-secondary);
    margin-bottom: 20px;
    line-height: 1.5;
}

.account-select-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 16px;
}

.account-select-btn {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 16px;
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    border-radius: 12px;
    cursor: pointer;
    transition: var(--transition);
    text-align: left;
    width: 100%;
}

.account-select-btn:hover {
    border-color: var(--color-primary);
    background: rgba(26, 115, 232, 0.05);
}

.account-select-btn:active {
    transform: scale(0.98);
}

.account-select-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--color-text);
}

.account-select-upi {
    font-size: 14px;
    color: var(--color-primary);
}

.account-select-limits {
    font-size: 12px;
    color: var(--color-text-secondary);
    margin-top: 4px;
}

/* Header Actions */
.header-actions {
    display: flex;
    gap: 8px;
}

/* QR Scanner Modal */
.scanner-content {
    padding: 20px;
}

.scanner-hint {
    font-size: 14px;
    color: var(--color-text-secondary);
    text-align: center;
    margin-bottom: 20px;
}

.scanner-options {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.scanner-options .btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.scanner-options .btn svg {
    flex-shrink: 0;
}

.scanner-divider {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--color-text-secondary);
    font-size: 13px;
}

.scanner-divider::before,
.scanner-divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--color-border);
}

.upload-btn {
    cursor: pointer;
}

.camera-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.camera-container video {
    width: 100%;
    border-radius: 12px;
    background: #000;
}

.camera-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: none;
}

.scan-region {
    width: 200px;
    height: 200px;
    border: 3px solid var(--color-primary);
    border-radius: 16px;
    box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.5);
}

.scan-result {
    text-align: center;
    padding: 20px 0;
}

.scan-result-label {
    font-size: 14px;
    color: var(--color-text-secondary);
    margin-bottom: 8px;
}

.scan-result-upi {
    font-size: 18px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 20px;
    word-break: break-all;
}

.scan-result-actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

/* UPI Provider Suggestions */
.upi-suggestions {
    margin-top: 10px;
}

.upi-suggestion-label {
    font-size: 12px;
    color: var(--color-text-secondary);
    display: block;
    margin-bottom: 8px;
}

.upi-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.upi-chip {
    display: inline-flex;
    align-items: center;
    padding: 6px 12px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-primary);
    background: rgba(26, 115, 232, 0.08);
    border: 1px solid rgba(26, 115, 232, 0.2);
    border-radius: 20px;
    cursor: pointer;
    transition: var(--transition);
    -webkit-tap-highlight-color: transparent;
}

.upi-chip:hover {
    background: rgba(26, 115, 232, 0.15);
    border-color: var(--color-primary);
}

.upi-chip:active {
    transform: scale(0.95);
}

.upi-chip.selected {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* App Footer - Privacy & Disclaimer */
.app-footer {
    margin-top: 32px;
    padding: 24px;
    background: var(--color-surface);
    border-radius: var(--radius);
    border: 1px solid var(--color-border);
}

.footer-section {
    margin-bottom: 20px;
}

.footer-section:last-child {
    margin-bottom: 0;
}

.footer-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-text {
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.6;
    margin-bottom: 8px;
}

.footer-text:last-child {
    margin-bottom: 0;
}

.footer-logos-note {
    font-size: 12px;
    font-style: italic;
    opacity: 0.8;
}

/* Responsive - Mobile First for better UX */
@media (max-width: 600px) {
    .app {
        padding: 12px;
    }

    .header {
        padding: 16px;
        border-radius: 16px;
    }

    .header-title {
        font-size: 24px;
    }

    .tabs {
        padding: 6px;
        gap: 4px;
        border-radius: 16px;
    }

    .tab {
        padding: 12px 10px;
        font-size: 12px;
        min-height: 44px;
    }

    .card {
        padding: 20px 16px;
        border-radius: 16px;
    }

    .card-title {
        font-size: 20px;
        margin-bottom: 16px;
    }

    .card-header {
        flex-direction: column;
        align-items: stretch;
        gap: 16px;
    }

    .card-header .btn {
        width: 100%;
    }

    /* Form improvements for mobile */
    .form-group {
        margin-bottom: 20px;
    }

    .form-group label {
        font-size: 15px;
        margin-bottom: 8px;
    }

    .form-control {
        font-size: 16px;
        padding: 16px;
    }

    input[type="number"].form-control {
        font-size: 20px;
    }

    .filters {
        flex-direction: column;
        gap: 16px;
    }

    .filter-group {
        width: 100%;
    }

    .stats-summary {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }

    .stat-card {
        padding: 16px 12px;
    }

    .stat-value {
        font-size: 20px;
    }

    .account-card {
        padding: 16px;
        border-radius: 12px;
    }

    .account-actions {
        flex-direction: column;
        gap: 10px;
    }

    .account-actions .btn {
        width: 100%;
        min-height: 48px;
    }

    .qr-display {
        padding: 20px 16px;
        border-radius: 16px;
    }

    .qr-actions {
        flex-direction: column;
        gap: 12px;
    }

    .qr-actions .btn {
        width: 100%;
        min-height: 52px;
    }

    .upi-apps {
        gap: 16px;
    }

    .upi-apps .upi-logo {
        height: 20px;
    }

    .settings-section {
        margin-bottom: 28px;
    }

    .settings-actions {
        flex-direction: column;
        gap: 12px;
    }

    .settings-actions .btn {
        width: 100%;
    }

    .transaction-item {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
        padding: 16px;
        border-radius: 12px;
    }

    .transaction-right {
        align-items: stretch;
    }

    .transaction-actions {
        gap: 8px;
    }

    .transaction-actions .btn {
        min-height: 44px;
        padding: 10px 14px;
        font-size: 13px;
    }

    /* Modal improvements */
    .modal.active {
        padding: 16px;
        padding-top: 5vh;
    }

    .modal-content {
        border-radius: 20px;
        max-width: 100%;
    }

    .modal-header {
        padding: 20px;
    }

    .modal-header h3 {
        font-size: 20px;
    }

    .modal-content form {
        padding: 20px;
    }

    .modal-actions {
        flex-direction: column-reverse;
        gap: 10px;
    }

    .modal-actions .btn {
        width: 100%;
    }

    /* Fullscreen QR improvements */
    .fullscreen-content {
        padding: 70px 16px 20px 16px;
        justify-content: flex-start;
    }

    .fullscreen-shop-name {
        font-size: 24px;
        margin-top: 10px;
    }

    .fullscreen-scan-text {
        font-size: 16px;
        margin-bottom: 16px;
    }

    .fullscreen-amount {
        font-size: 28px;
    }

    .fullscreen-qr {
        padding: 16px;
    }

    .fullscreen-qr img {
        max-width: 220px !important;
        max-height: 220px !important;
    }

    .fullscreen-close {
        padding: 10px 20px;
        font-size: 14px;
    }

    /* Toast improvements */
    .toast {
        left: 16px;
        right: 16px;
        transform: translateY(100px);
        border-radius: 12px;
        font-size: 15px;
        padding: 16px 20px;
    }

    .toast.show {
        transform: translateY(0);
    }

    .transaction-amount-row {
        justify-content: space-between;
    }

    .transaction-actions {
        justify-content: flex-start;
    }

    .transaction-actions .btn {
        flex: 1;
    }

    /* Footer improvements for mobile */
    .app-footer {
        margin-top: 24px;
        padding: 20px 16px;
        border-radius: 16px;
    }

    .footer-title {
        font-size: 12px;
    }

    .footer-text {
        font-size: 12px;
    }

    .footer-logos-note {
        font-size: 11px;
    }
}