/* ==========================================================================
   UI Components Stylesheet
   Cards, Navigation, Modals, Forms, Buttons, and Accessible Indicators
   ========================================================================== */

/* --------------------------------------------------------------------------
   Header Bar
   -------------------------------------------------------------------------- */
.app-header {
    background-color: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: var(--shadow-sm);
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 8px;
}

.brand-icon {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #FFFFFF;
    font-size: 1.1rem;
}

.brand-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-primary);
    letter-spacing: -0.5px;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.user-role-badge {
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.user-role-badge.role-admin {
    background-color: #FEF3C7;
    color: #92400E;
    border: 1px solid #FDE68A;
}

.user-role-badge.role-viewer {
    background-color: #E0E7FF;
    color: #3730A3;
    border: 1px solid #C7D2FE;
}

.btn-header-icon {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    transition: background-color var(--transition-fast);
}

.btn-header-icon:hover {
    background-color: var(--color-surface-hover);
    color: var(--color-text-main);
}

/* --------------------------------------------------------------------------
   Section Headers
   -------------------------------------------------------------------------- */
.section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 20px 0 12px 0;
}

.section-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-text-main);
    display: flex;
    align-items: center;
    gap: 6px;
}

.section-title::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 18px;
    background-color: var(--color-primary);
    border-radius: 2px;
}

.section-actions {
    display: flex;
    gap: 6px;
}

.btn-pill-action {
    font-size: 0.8rem;
    font-weight: 600;
    padding: 5px 12px;
    background-color: var(--color-primary-subtle);
    color: var(--color-primary);
    border-radius: var(--radius-full);
    transition: background-color var(--transition-fast);
}

.btn-pill-action:hover {
    background-color: #EBD3ED;
}

/* --------------------------------------------------------------------------
   Accounts Section & Cards
   Clean, mobile-first cards showing only current balance
   -------------------------------------------------------------------------- */
.accounts-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.account-card {
    background-color: var(--color-surface);
    border-radius: var(--radius-md);
    padding: 16px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 8px;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.account-card::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 5px;
}

.account-card.acc-instapay::before {
    background: linear-gradient(to bottom, #5E1B60, #8A2B8D);
}

.account-card.acc-vodafone::before {
    background: linear-gradient(to bottom, #E60000, #FF4D4D);
}

.account-card.acc-savings::before {
    background: linear-gradient(to bottom, #0D9488, #14B8A6);
}

.account-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.account-identity {
    display: flex;
    align-items: center;
    gap: 8px;
}

.account-icon-wrapper {
    width: 26px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.acc-icon {
    width: 22px;
    height: 22px;
}

.acc-instapay .acc-icon { color: var(--brand-instapay); }
.acc-vodafone .acc-icon { color: var(--brand-vodafone); }
.acc-savings .acc-icon { color: var(--brand-savings); }

.account-name {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text-main);
}

.account-privacy-badge {
    font-size: 0.72rem;
    font-weight: 600;
    background-color: #FEF3C7;
    color: #92400E;
    padding: 2px 8px;
    border-radius: var(--radius-full);
    border: 1px solid #FDE68A;
}

.account-card-body {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-top: 4px;
}

.balance-label {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

.balance-amount {
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--color-text-main);
    letter-spacing: -0.5px;
}

/* --------------------------------------------------------------------------
   Current Month Indicator & Category Filter
   -------------------------------------------------------------------------- */
.month-indicator-text {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    margin-bottom: 12px;
}

.filter-scroll-wrapper {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding-bottom: 6px;
    margin-bottom: 14px;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
}

.filter-scroll-wrapper::-webkit-scrollbar {
    display: none;
}

.filter-chip {
    flex-shrink: 0;
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    background-color: var(--color-surface);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
    transition: all var(--transition-fast);
}

.filter-chip.active {
    background-color: var(--color-primary);
    color: #FFFFFF;
    border-color: var(--color-primary);
    box-shadow: 0 2px 6px rgba(74, 21, 75, 0.25);
}

/* --------------------------------------------------------------------------
   Summary Totals Card (Incoming, Outgoing, Net)
   -------------------------------------------------------------------------- */
.summary-totals-card {
    background-color: var(--color-surface);
    border-radius: var(--radius-md);
    padding: 14px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    margin-bottom: 16px;
}

.summary-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--color-border-subtle);
    padding-bottom: 8px;
    margin-bottom: 10px;
}

.summary-filter-title {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--color-primary);
}

.summary-tx-count {
    font-size: 0.78rem;
    color: var(--color-text-muted);
}

.summary-card-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 8px;
    text-align: center;
}

.summary-box {
    background-color: var(--color-bg);
    padding: 8px 6px;
    border-radius: var(--radius-sm);
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.summary-label {
    font-size: 0.72rem;
    color: var(--color-text-secondary);
    font-weight: 600;
}

.summary-value {
    font-size: 0.95rem;
    font-weight: 700;
    white-space: nowrap;
}

.incoming-text {
    color: var(--color-incoming-text) !important;
}

.outgoing-text {
    color: var(--color-outgoing-text) !important;
}

/* --------------------------------------------------------------------------
   Transactions List Rows
   -------------------------------------------------------------------------- */
.transactions-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.transaction-row {
    background-color: var(--color-surface);
    border-radius: var(--radius-md);
    padding: 12px 14px;
    border: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    transition: background-color var(--transition-fast);
}

.transaction-row:hover {
    background-color: var(--color-surface-hover);
}

.tx-main-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.tx-header-line {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
}

.tx-account-name {
    font-weight: 700;
    color: var(--color-text-main);
}

.tx-account-name.is-private {
    color: #0D9488;
}

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

.tx-description {
    font-size: 0.88rem;
    color: var(--color-text-main);
    word-break: break-word;
}

.tx-tags-row {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: 3px;
}

.tx-type-badge {
    font-size: 0.72rem;
    font-weight: 700;
    padding: 2px 7px;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 3px;
}

.tx-type-badge.incoming {
    background-color: var(--color-incoming-bg);
    color: var(--color-incoming-text);
}

.tx-type-badge.outgoing {
    background-color: var(--color-outgoing-bg);
    color: var(--color-outgoing-text);
}

.tx-cat-tag {
    font-size: 0.72rem;
    background-color: #F1F5F9;
    color: #475569;
    padding: 2px 7px;
    border-radius: var(--radius-sm);
    font-weight: 600;
}

.tx-cat-tag.empty {
    color: var(--color-text-muted);
    background-color: transparent;
    border: 1px dashed var(--color-border);
}

.tx-amount-side {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    text-align: left;
    direction: ltr; /* Keeps currency and numbers consistent */
}

.tx-amount-display {
    font-size: 1.05rem;
    font-weight: 800;
    letter-spacing: -0.3px;
    white-space: nowrap;
}

.incoming-amount {
    color: var(--color-incoming-text);
}

.outgoing-amount {
    color: var(--color-outgoing-text);
}

.tx-admin-actions {
    display: flex;
    gap: 6px;
    direction: rtl;
}

.btn-tx-action {
    font-size: 0.72rem;
    color: var(--color-text-secondary);
    padding: 3px 6px;
    border-radius: 4px;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
}

.btn-tx-action:hover {
    background-color: var(--color-surface-hover);
    color: var(--color-text-main);
}

/* --------------------------------------------------------------------------
   Empty States
   -------------------------------------------------------------------------- */
.empty-state-card {
    background-color: var(--color-surface);
    border-radius: var(--radius-md);
    padding: 36px 20px;
    text-align: center;
    border: 1px dashed var(--color-border);
    margin: 16px 0;
}

.empty-icon {
    font-size: 2.2rem;
    margin-bottom: 8px;
}

.empty-text {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    font-weight: 600;
}

/* --------------------------------------------------------------------------
   Statistics Page Elements
   -------------------------------------------------------------------------- */
.period-tabs-wrapper {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    background-color: var(--color-surface);
    padding: 4px;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    margin-bottom: 16px;
    gap: 2px;
}

.period-tab-btn {
    padding: 8px 4px;
    text-align: center;
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: var(--radius-sm);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.period-tab-btn.active {
    background-color: var(--color-primary);
    color: #FFFFFF;
    box-shadow: var(--shadow-sm);
}

.stats-hero-card {
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 20px 16px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
    margin-bottom: 16px;
}

.stats-period-badge {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 700;
    padding: 4px 10px;
    background-color: var(--color-primary-subtle);
    color: var(--color-primary);
    border-radius: var(--radius-full);
    margin-bottom: 16px;
}

.stats-grid-2x2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    margin-bottom: 16px;
}

.stat-box {
    background-color: var(--color-bg);
    border-radius: var(--radius-md);
    padding: 12px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-box-label {
    font-size: 0.78rem;
    color: var(--color-text-secondary);
    font-weight: 600;
}

.stat-box-value {
    font-size: 1.15rem;
    font-weight: 800;
}

.stats-net-row {
    border-top: 1px solid var(--color-border);
    padding-top: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.net-label {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--color-text-main);
}

.net-value {
    font-size: 1.15rem;
    font-weight: 800;
}

.stats-categories-card {
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 18px 16px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-sm);
}

.stats-subtitle {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 14px;
}

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

.stats-cat-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.stats-cat-info {
    display: flex;
    justify-content: space-between;
    font-size: 0.82rem;
    font-weight: 600;
}

.progress-bar-track {
    width: 100%;
    height: 7px;
    background-color: var(--color-bg);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--color-primary-light), var(--color-primary));
    border-radius: var(--radius-full);
    transition: width 0.4s ease;
}

/* --------------------------------------------------------------------------
   Mobile Bottom Navigation Bar
   -------------------------------------------------------------------------- */
.bottom-nav-bar {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 520px;
    background-color: var(--color-surface);
    border-top: 1px solid var(--color-border);
    box-shadow: var(--shadow-nav);
    display: flex;
    align-items: center;
    justify-content: space-around;
    padding: 8px 16px calc(8px + env(safe-area-inset-bottom, 0px)) 16px;
    z-index: 90;
}

.bottom-nav-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    color: var(--color-text-secondary);
    font-size: 0.75rem;
    font-weight: 600;
    transition: color var(--transition-fast);
    padding: 4px 12px;
}

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

.nav-icon {
    width: 22px;
    height: 22px;
}

/* Floating Center Add Button */
.btn-nav-fab {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #FFFFFF;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    box-shadow: 0 4px 14px rgba(74, 21, 75, 0.4);
    transform: translateY(-16px);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn-nav-fab:active {
    transform: translateY(-14px) scale(0.96);
}

/* --------------------------------------------------------------------------
   Footer & Subtle Admin Entry Link
   -------------------------------------------------------------------------- */
.app-footer {
    padding: 16px 16px 8px 16px;
    text-align: center;
}

.subtle-footer-link {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    transition: color var(--transition-fast);
    display: inline-block;
    padding: 4px 8px;
}

.subtle-footer-link:hover {
    color: var(--color-text-secondary);
    text-decoration: underline;
}

/* --------------------------------------------------------------------------
   Modals & Overlays (Bottom sheet on mobile)
   -------------------------------------------------------------------------- */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(3px);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    z-index: 200;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s ease;
}

.modal-overlay.open {
    opacity: 1;
    pointer-events: auto;
}

.modal-container {
    width: 100%;
    max-width: 520px;
    background-color: var(--color-surface);
    border-top-left-radius: var(--radius-lg);
    border-top-right-radius: var(--radius-lg);
    max-height: 90vh;
    overflow-y: auto;
    padding: 20px 16px calc(24px + env(safe-area-inset-bottom, 0px)) 16px;
    transform: translateY(100%);
    transition: transform 0.26s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: var(--shadow-lg);
}

.modal-overlay.open .modal-container {
    transform: translateY(0);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
    border-bottom: 1px solid var(--color-border);
    padding-bottom: 12px;
}

.modal-title {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--color-text-main);
}

.modal-close-btn {
    font-size: 1.3rem;
    color: var(--color-text-muted);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.form-label {
    display: block;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-text-main);
    margin-bottom: 6px;
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    font-family: var(--font-family);
    font-size: 0.95rem;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    background-color: var(--color-bg);
    color: var(--color-text-main);
    transition: border-color var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    border-color: var(--color-primary);
    background-color: #FFFFFF;
}

.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

/* Direction Segmented Control */
.type-segmented-control {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    background-color: var(--color-bg);
    padding: 4px;
    border-radius: var(--radius-sm);
}

.type-segmented-control input[type="radio"] {
    display: none;
}

.type-segmented-control label {
    text-align: center;
    padding: 8px 12px;
    font-size: 0.9rem;
    font-weight: 700;
    border-radius: 6px;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.type-segmented-control input#type-incoming:checked + label {
    background-color: var(--color-incoming);
    color: #FFFFFF;
    box-shadow: var(--shadow-sm);
}

.type-segmented-control input#type-outgoing:checked + label {
    background-color: var(--color-outgoing);
    color: #FFFFFF;
    box-shadow: var(--shadow-sm);
}

/* Interactive Chips for Category Multi-selection */
.chips-selector {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 6px;
}

.select-chip {
    padding: 6px 12px;
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    background-color: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    transition: all var(--transition-fast);
}

.select-chip.selected {
    background-color: var(--color-primary);
    color: #FFFFFF;
    border-color: var(--color-primary);
}

.btn-primary-action {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
    color: #FFFFFF;
    font-size: 1rem;
    font-weight: 700;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: opacity var(--transition-fast);
    margin-top: 10px;
}

.btn-primary-action:active {
    opacity: 0.92;
}

.btn-secondary-action {
    width: 100%;
    padding: 10px;
    background-color: transparent;
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    margin-top: 6px;
}

.btn-danger-action {
    width: 100%;
    padding: 12px;
    background-color: var(--color-outgoing);
    color: #FFFFFF;
    font-size: 1rem;
    font-weight: 700;
    border-radius: var(--radius-md);
    margin-top: 10px;
}

/* Category Manager Items */
.category-manage-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 240px;
    overflow-y: auto;
    margin-bottom: 16px;
}

.category-manage-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    background-color: var(--color-bg);
    border-radius: var(--radius-sm);
}

.cat-name-display {
    font-weight: 700;
    font-size: 0.9rem;
}

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

.btn-cat-action {
    font-size: 0.85rem;
    padding: 4px;
}

/* --------------------------------------------------------------------------
   Unauthorized View / Login Gate
   -------------------------------------------------------------------------- */
.unauthorized-card {
    background-color: var(--color-surface);
    border-radius: var(--radius-lg);
    padding: 28px 20px;
    border: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    text-align: center;
    margin-top: 30px;
}

.gate-icon {
    font-size: 3rem;
    margin-bottom: 12px;
}

.gate-title {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 8px;
}

.gate-message {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-bottom: 24px;
    line-height: 1.6;
}