/* === Buttons (48px min touch target) === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px 20px;
    min-height: 48px;
    border: none;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background 0.15s, transform 0.1s;
    -webkit-tap-highlight-color: transparent;
    white-space: nowrap;
    user-select: none;
}
.btn:active { transform: scale(0.97); opacity: 0.85; }
.btn:disabled { opacity: 0.4; pointer-events: none; }

.btn-primary { background: var(--primary); color: white; }
.btn-accent { background: var(--accent); color: #212121; }
.btn-danger { background: var(--danger); color: white; }
.btn-outline {
    background: transparent;
    border: 1.5px solid var(--border);
    color: var(--text);
}
.btn-outline.role-option.active {
    border-color: var(--primary);
    background: #E8F5E9;
    color: var(--primary);
}
.btn-ghost {
    background: transparent;
    color: var(--primary);
    padding: 8px 12px;
    min-height: 40px;
}
.btn-sm { padding: 8px 14px; min-height: 40px; font-size: 0.85rem; }
.btn-lg { padding: 14px 28px; min-height: 52px; font-size: 1.05rem; }
.btn-block { width: 100%; }
.btn-icon {
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: 50%;
}

/* === Form Elements (mobile-optimized) === */
.form-group {
    margin-bottom: 14px;
}
.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}
.form-control {
    width: 100%;
    padding: 12px 14px;
    min-height: 48px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    font-size: 16px; /* prevents iOS zoom */
    background: white;
    color: var(--text);
    transition: border-color 0.2s;
    -webkit-appearance: none;
    appearance: none;
}
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(27,94,32,0.12);
}
.form-control::placeholder { color: #BDBDBD; }
.form-control.error { border-color: var(--danger); }
.form-hint {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 3px;
}
.form-error {
    font-size: 0.75rem;
    color: var(--danger);
    margin-top: 3px;
}
.form-row {
    display: flex;
    gap: 10px;
}
.form-row .form-group { flex: 1; min-width: 0; }

select.form-control {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23757575' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    padding-right: 36px;
}

/* === Cards === */
.card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 14px;
    box-shadow: var(--shadow);
    margin-bottom: 10px;
}
.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}
.card-title {
    font-weight: 700;
    font-size: 0.95rem;
}
.stat-card {
    text-align: center;
    padding: 20px 14px;
}
.stat-value {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--primary);
}
.stat-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* === Modal (only for small confirmations/payment) === */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    z-index: 200;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s;
}
.modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}
.modal {
    background: white;
    border-radius: 16px 16px 0 0;
    width: 100%;
    max-height: 90vh;
    max-height: 90dvh;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: 20px 16px;
    padding-bottom: calc(20px + var(--safe-bottom));
    transform: translateY(100%);
    transition: transform 0.3s ease;
}
.modal-overlay.active .modal {
    transform: translateY(0);
}
.modal-handle {
    width: 40px;
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    margin: 0 auto 14px;
}
.modal-title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 14px;
}

/* === Toast === */
.toast-container {
    position: fixed;
    top: calc(var(--topbar-height) + var(--safe-top) + 8px);
    left: 50%;
    transform: translateX(-50%);
    z-index: 300;
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: calc(100% - 32px);
    max-width: 400px;
    pointer-events: none;
}
.toast {
    padding: 12px 16px;
    border-radius: var(--radius);
    font-size: 0.9rem;
    font-weight: 500;
    color: white;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    animation: slideIn 0.3s ease, fadeOut 0.3s ease forwards;
    pointer-events: auto;
}
.toast-success { background: var(--primary); }
.toast-error { background: var(--danger); }
.toast-warning { background: #F57C00; }

@keyframes slideIn {
    from { transform: translateY(-20px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}
@keyframes fadeOut {
    0%, 70% { opacity: 1; }
    100% { opacity: 0; }
}

/* === List Items (48px min touch) === */
.list-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    min-height: 56px;
    background: var(--surface);
    border-radius: var(--radius);
    margin-bottom: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
    cursor: pointer;
    transition: background 0.1s;
    -webkit-tap-highlight-color: transparent;
}
.list-item:active { background: #EEEEEE; }
.list-item-content { flex: 1; min-width: 0; }
.list-item-title {
    font-weight: 600;
    font-size: 0.95rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.list-item-subtitle {
    font-size: 0.78rem;
    color: var(--text-secondary);
    margin-top: 2px;
}
.list-item-badge {
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
    white-space: nowrap;
}
.badge-success { background: #E8F5E9; color: var(--primary); }
.badge-danger { background: var(--danger-light); color: var(--danger); }
.badge-warning { background: #FFF8E1; color: #F57C00; }
.badge-info { background: #E3F2FD; color: #1565C0; }

/* === Search Bar === */
.search-bar {
    position: relative;
    margin-bottom: 12px;
}
.search-bar input {
    width: 100%;
    padding: 12px 14px 12px 42px;
    min-height: 48px;
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    font-size: 16px;
    background: white;
}
.search-bar input:focus {
    outline: none;
    border-color: var(--primary);
}
.search-bar svg {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--text-secondary);
}

/* === Empty State === */
.empty-state {
    text-align: center;
    padding: 48px 20px;
    color: var(--text-secondary);
}
.empty-state svg {
    width: 64px;
    height: 64px;
    margin-bottom: 12px;
    opacity: 0.3;
}
.empty-state p { font-size: 0.9rem; }

/* === Tabs === */
.tabs {
    display: flex;
    background: var(--surface);
    border-radius: var(--radius);
    padding: 4px;
    margin-bottom: 14px;
    box-shadow: var(--shadow);
}
.tab {
    flex: 1;
    padding: 10px 8px;
    min-height: 44px;
    text-align: center;
    font-weight: 600;
    font-size: 0.85rem;
    border: none;
    background: none;
    color: var(--text-secondary);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    -webkit-tap-highlight-color: transparent;
}
.tab:active { opacity: 0.7; }
.tab.active {
    background: var(--primary);
    color: white;
}

/* === Loading Spinner === */
.spinner {
    width: 32px;
    height: 32px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 24px auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* === Profit Warning === */
.profit-warning {
    background: #FFF3E0;
    border: 1px solid #FFB74D;
    border-radius: var(--radius);
    padding: 10px 12px;
    font-size: 0.8rem;
    color: #E65100;
    margin-top: 6px;
}

/* === Divider === */
.divider {
    height: 1px;
    background: var(--border);
    margin: 14px 0;
}

/* === Home Page === */
.home-greeting {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary-dark, #0D3B0E);
}
.home-subtext {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 2px;
}
.home-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-top: 20px;
}
.home-grid-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 16px 8px;
    min-height: 96px;
    cursor: pointer;
    transition: transform 0.1s, background 0.1s;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}
.home-grid-item:active {
    transform: scale(0.95);
    background: #EEEEEE;
}
.home-grid-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 8px;
}
.home-grid-icon svg {
    width: 24px;
    height: 24px;
}
.home-grid-item span {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text);
}
.home-stats {
    margin-top: 24px;
}
.home-stats-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}
.home-stats-row {
    display: flex;
    gap: 10px;
}
.home-stat-card {
    flex: 1;
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 14px 12px;
    text-align: center;
}
.home-stat-value {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
}
.home-stat-label {
    font-size: 0.72rem;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* === Ledger Date Row === */
.ledger-date-row {
    display: flex;
    gap: 8px;
}
.ledger-date-field {
    flex: 1;
    min-width: 0;
}
.ledger-date-field label {
    display: block;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 2px;
    text-transform: uppercase;
}
.ledger-date-field .form-control {
    min-height: 42px;
    font-size: 0.85rem;
    padding: 8px 10px;
}

/* === Barcode Scanner === */
#scanner-overlay {
    position: fixed;
    inset: 0;
    z-index: 250;
    background: var(--bg, #F5F5F5);
}
.scanner-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-top: 20px;
}
#scanner-reader {
    width: 100%;
    max-width: 400px;
    border-radius: var(--radius);
    overflow: hidden;
}
#scanner-reader video {
    border-radius: var(--radius);
}
/* Hide the library's built-in UI elements */
#scanner-reader #html5-qrcode-anchor-scan-type-change,
#scanner-reader img[alt="Info icon"],
#scanner-reader span#html5-qrcode-status-span {
    display: none !important;
}
#scanner-reader #qr-shaded-region {
    border-radius: 8px !important;
}
.scanner-hint {
    margin-top: 16px;
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-align: center;
}
.barcode-scan-btn {
    flex-shrink: 0;
}
.barcode-input-row {
    display: flex;
    gap: 8px;
    align-items: flex-end;
}
.barcode-input-row .form-group {
    flex: 1;
    margin-bottom: 0;
}
.search-with-scan {
    display: flex;
    gap: 8px;
    align-items: center;
    margin-bottom: 0;
}
.search-with-scan .search-bar {
    flex: 1;
    margin-bottom: 0;
}