@import url('app.css');

/* Index page — styles below extend shared app.css */

/* Stats bar */
.stats-bar {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    margin-bottom: 16px;
    font-size: 0.875rem;
    color: var(--color-text-muted);
    box-shadow: var(--shadow-sm);
}

.stats-bar i {
    font-size: 1rem;
    color: var(--color-text-subtle);
}

.stats-bar strong {
    font-weight: 600;
    color: var(--color-text);
}

/* Steps */
.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 20px;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 10px 8px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    text-align: center;
    transition: border-color 0.2s, background 0.2s;
}

.step--active {
    border-color: var(--color-border-strong);
    background: var(--color-surface);
}

.step--done {
    border-color: var(--color-border);
    background: var(--color-surface-muted);
}

.step__num {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--gray-200);
    color: var(--color-text-muted);
    font-size: 0.8125rem;
    font-weight: 600;
}

.step--active .step__num {
    background: var(--color-accent);
    color: var(--color-accent-fg);
}

.step--done .step__num {
    background: var(--gray-700);
    color: #fff;
}

.step__label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-muted);
    line-height: 1.2;
}

.step--active .step__label,
.step--done .step__label {
    color: var(--text);
}

/* Cards */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: 16px;
    overflow: hidden;
}

.card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface-muted);
}

.card__title {
    font-size: 0.9375rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-text);
}

.card__title i {
    color: var(--color-text-subtle);
    font-size: 0.875rem;
}

.card__body {
    padding: 16px;
}

/* Form fields */
.field-label {
    display: block;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 8px;
}

.field-label .required {
    color: var(--danger);
}

.field-hint {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    margin-top: 8px;
    padding: 10px 12px;
    background: var(--color-surface-muted);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}

.field-hint kbd {
    display: inline-block;
    padding: 1px 6px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 4px;
    font-size: 0.75rem;
    font-family: inherit;
}

/* Search input wrapper */
.search-field {
    position: relative;
}

.search-field__icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
}

.search-field__input {
    width: 100%;
    padding: 14px 14px 14px 42px;
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
    transition: border-color 0.2s, box-shadow 0.2s;
    -webkit-appearance: none;
}

.search-field__input:focus {
    outline: none;
    border-color: var(--color-border-strong);
    box-shadow: 0 0 0 3px var(--color-focus-ring);
}

.search-field__input:disabled {
    background: var(--gray-100);
    cursor: not-allowed;
    opacity: 0.6;
}

.search-field__input::placeholder {
    color: var(--color-text-subtle);
}

/* Select2 overrides */
.select2-container--default .select2-selection--single {
    height: 48px !important;
    border: 1px solid var(--color-border) !important;
    border-radius: var(--radius) !important;
    padding: 8px 12px !important;
    background: var(--color-surface) !important;
}

.select2-container--default .select2-selection--single .select2-selection__rendered {
    line-height: 28px !important;
    font-size: 0.9375rem !important;
    color: var(--color-text) !important;
}

.select2-container--default .select2-selection--single .select2-selection__arrow {
    height: 44px !important;
}

.select2-container--default.select2-container--focus .select2-selection--single,
.select2-container--default.select2-container--open .select2-selection--single {
    border-color: var(--color-border-strong) !important;
    box-shadow: 0 0 0 3px var(--color-focus-ring) !important;
}

.select2-dropdown {
    border: 1px solid var(--color-border) !important;
    border-radius: var(--radius) !important;
    box-shadow: var(--shadow) !important;
}

.select2-results__option--highlighted[aria-selected] {
    background: var(--gray-100) !important;
    color: var(--color-text) !important;
}

/* Autocomplete */
.ui-autocomplete {
    max-height: min(360px, 50vh);
    overflow-y: auto;
    border: 1px solid var(--border) !important;
    border-radius: 0 0 var(--radius) var(--radius) !important;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12) !important;
    z-index: 9999 !important;
    padding: 4px 0;
}

.ui-menu-item {
    list-style: none;
}

.ui-menu-item-wrapper {
    padding: 0 !important;
    border: none !important;
}

.ui-state-active,
.ui-widget-content .ui-state-active {
    background: var(--gray-100) !important;
    border: none !important;
    color: inherit !important;
    margin: 0 !important;
}

.ac-item {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 8px;
    padding: 12px 14px;
    border-bottom: 1px solid var(--color-border);
    cursor: pointer;
}

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

.ac-item__code {
    font-size: 1rem;
    font-weight: 700;
    color: var(--color-text);
    font-family: ui-monospace, 'Consolas', monospace;
}

.ac-item__desc {
    font-size: 0.875rem;
    color: var(--color-text);
    margin-top: 2px;
    word-break: break-word;
}

.ac-item__uom {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-text-muted);
    background: var(--gray-100);
    border: 1px solid var(--color-border);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
    align-self: start;
    white-space: nowrap;
}

.ac-item__purchase {
    grid-column: 1 / -1;
    font-size: 0.6875rem;
    color: var(--color-text-subtle);
}

mark.highlight {
    background: var(--color-highlight);
    padding: 0 2px;
    border-radius: 2px;
    color: inherit;
}

/* Status messages */
.status-msg {
    display: none;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 0.875rem;
    margin-top: 12px;
}

.status-msg--info {
    background: var(--color-surface-muted);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.status-msg--empty {
    background: var(--color-warning-muted);
    color: var(--color-warning);
    border: 1px solid #fde68a;
}

.status-msg--error {
    background: var(--color-danger-muted);
    color: var(--color-danger);
    border: 1px solid #fecaca;
}

.status-msg.is-visible {
    display: flex;
}

/* Loading overlay */
.search-loading {
    display: none;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.search-loading.is-visible {
    display: flex;
}

.spinner {
    width: 18px;
    height: 18px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-text-muted);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Selected items section */
.selected-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
}

.selected-header__main {
    display: flex;
    align-items: center;
    gap: 10px;
    flex: 1;
    min-width: 0;
}

.card--selected .card__title span {
    white-space: nowrap;
}

.selected-count {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 10px;
    background: var(--gray-100);
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    font-size: 0.8125rem;
    font-weight: 500;
    white-space: nowrap;
    flex-shrink: 0;
}

.btn-clear-all {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 14px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    color: var(--color-text-muted);
    border-radius: var(--radius-sm);
    font-size: 0.8125rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, color 0.2s;
    white-space: nowrap;
}

.btn-clear-all:hover:not(:disabled) {
    background: var(--color-danger-muted);
    border-color: #fecaca;
    color: var(--color-danger);
}

.btn-clear-all:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 32px 16px;
    color: var(--text-muted);
}

.empty-state i {
    font-size: 2rem;
    color: var(--gray-300);
    margin-bottom: 12px;
}

.empty-state p {
    font-size: 0.9375rem;
}

/* Item cards (mobile-first list) */
.item-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.item-card {
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--color-surface);
    animation: fadeIn 0.25s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}

.item-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 10px;
    padding: 12px 14px;
    background: var(--color-surface-muted);
    border-bottom: 1px solid var(--color-border);
}

.item-card__meta {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
    flex: 1;
}

.item-card__label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.item-card__code {
    font-family: ui-monospace, 'Cascadia Code', 'Consolas', monospace;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text);
    word-break: break-all;
    line-height: 1.35;
}

.item-card__uom {
    display: inline-flex;
    align-self: flex-start;
    font-size: 0.75rem;
    font-weight: 500;
    padding: 2px 8px;
    background: var(--gray-100);
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    margin-top: 2px;
}

.item-card__remove {
    width: 40px;
    height: 40px;
    min-width: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-surface);
    color: var(--color-text-muted);
    font-size: 0.875rem;
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
    -webkit-tap-highlight-color: transparent;
}

.item-card__remove:hover {
    background: var(--color-danger-muted);
    border-color: #fecaca;
    color: var(--color-danger);
}

.item-card__remove:active {
    transform: scale(0.96);
}

.item-card__body {
    padding: 12px 14px;
}

.item-card__desc {
    font-size: 0.9375rem;
    color: var(--text);
    word-break: break-word;
    line-height: 1.5;
    margin-top: 4px;
}

.item-card__actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    padding: 12px 14px;
    border-top: 1px solid var(--color-border);
    background: var(--color-surface-muted);
}

.btn-action {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 12px 14px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s, border-color 0.2s;
    min-height: 48px;
    -webkit-tap-highlight-color: transparent;
    background: var(--color-surface);
    color: var(--color-text);
}

.btn-action:active {
    background: var(--gray-100);
}

.btn-copy,
.btn-image {
    background: var(--color-surface);
    color: var(--color-text);
}

.btn-copy:hover,
.btn-image:hover {
    background: var(--gray-100);
    border-color: var(--color-border-strong);
}

.btn-action.btn-action--primary,
.btn-action.btn-copy.btn-action--primary {
    background: var(--color-accent);
    color: var(--color-accent-fg);
    border-color: var(--color-accent);
}

.btn-action.btn-action--primary:hover,
.btn-action.btn-copy.btn-action--primary:hover {
    background: var(--color-accent-hover);
    border-color: var(--color-accent-hover);
}

.btn-copy.is-copied {
    background: var(--color-success-muted);
    color: var(--color-success);
    border-color: #bbf7d0;
}

.btn-remove {
    background: var(--color-surface);
    color: var(--color-text-muted);
    border: 1px solid var(--color-border);
}

.btn-remove:hover {
    background: var(--color-danger-muted);
    border-color: #fecaca;
    color: var(--color-danger);
}

/* Guide accordion */
.guide-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 14px 16px;
    background: var(--color-surface-muted);
    border: none;
    cursor: pointer;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--color-text);
    text-align: left;
}

.guide-toggle i.toggle-icon {
    transition: transform 0.2s;
    color: var(--text-muted);
}

.guide-toggle[aria-expanded="true"] i.toggle-icon {
    transform: rotate(180deg);
}

.guide-panel {
    display: none;
    padding: 16px;
    border-top: 1px solid var(--border);
    font-size: 0.875rem;
}

.guide-panel.is-open {
    display: block;
}

.guide-block {
    margin-bottom: 16px;
    padding: 14px;
    border-radius: var(--radius-sm);
    background: var(--color-surface-muted);
    border: 1px solid var(--color-border);
}

.guide-block--success,
.guide-block--warning {
    background: var(--color-surface-muted);
    border: 1px solid var(--color-border);
    border-left: 3px solid var(--color-border-strong);
}

.guide-block h4 {
    font-size: 0.875rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.guide-block ol,
.guide-block ul {
    padding-left: 20px;
}

.guide-block li {
    margin-bottom: 6px;
    color: var(--text-muted);
}

.example-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

.example-chips--spaced {
    margin-top: 14px;
}

.example-chips__label {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    width: 100%;
    margin-bottom: 4px;
}

.guide-note {
    margin-top: 10px;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

.guide-note--muted {
    margin-top: 8px;
}

.example-chip {
    padding: 6px 12px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: 999px;
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: background 0.2s, border-color 0.2s, color 0.2s;
    min-height: 36px;
    display: inline-flex;
    align-items: center;
}

.example-chip:hover {
    background: var(--gray-100);
    border-color: var(--color-border-strong);
    color: var(--color-text);
}

.format-grid {
    display: grid;
    gap: 6px;
    margin-top: 8px;
    font-size: 0.8125rem;
}

.format-row {
    display: flex;
    gap: 8px;
}

.format-row span:first-child {
    min-width: 80px;
    color: var(--text-muted);
    font-weight: 500;
}

.format-row code {
    font-family: ui-monospace, 'Consolas', monospace;
    color: var(--color-text);
}

/* Desktop table (hidden on mobile) */
.item-table-wrap {
    display: none;
    overflow-x: auto;
}

.item-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.item-table th {
    background: var(--color-surface-muted);
    padding: 10px 12px;
    text-align: left;
    font-weight: 600;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
    border-bottom: 1px solid var(--color-border);
}

.item-table td {
    padding: 12px;
    border-bottom: 1px solid var(--color-border);
    vertical-align: middle;
}

.item-table tr:hover td {
    background: var(--color-surface-muted);
}

.item-table .col-code {
    font-family: ui-monospace, 'Consolas', monospace;
    font-weight: 600;
    color: var(--color-text);
    white-space: nowrap;
}

.item-table .col-actions {
    white-space: nowrap;
}

.item-table .col-actions .btn-action {
    flex: none;
    min-height: 36px;
    padding: 6px 10px;
}

/* Footer */
.site-footer {
    text-align: center;
    padding: 20px 16px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Responsive */
@media (min-width: 768px) {
    .site-header__title {
        font-size: 1rem;
    }

    .page-main {
        padding-top: calc(var(--header-h) + 32px);
    }

    .item-list {
        display: none;
    }

    .item-table-wrap {
        display: block;
    }

    .steps {
        gap: 12px;
    }

    .step__label {
        font-size: 0.8125rem;
    }
}

@media (max-width: 767px) {
    :root {
        --header-offset-top: 8px;
        --header-bar-h: 52px;
        --header-h: 72px;
    }

    .site-header {
        padding-left: 12px;
        padding-right: 12px;
    }

    .site-header__inner {
        padding: 0 14px;
        border-radius: 12px;
    }

    .page-main {
        padding-left: 12px;
        padding-right: 12px;
    }

    .card__body {
        padding: 14px;
    }

    .card__body--items {
        padding: 10px;
    }

    .card--selected .card__header {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
        padding: 14px;
    }

    .selected-header__main {
        width: 100%;
        justify-content: space-between;
    }

    .card--selected .card__title {
        font-size: 0.9375rem;
    }

    .btn-clear-all {
        width: 100%;
        min-height: 44px;
        padding: 10px 16px;
    }

    .item-list {
        gap: 10px;
    }

    .item-card {
        border-radius: var(--radius);
        box-shadow: none;
    }

    .item-card__header {
        padding: 14px;
    }

    .item-card__body {
        padding: 14px;
    }

    .item-card__desc {
        font-size: 1rem;
        line-height: 1.55;
    }

    .item-card__actions {
        padding: 10px 14px 14px;
        gap: 10px;
    }

    .site-header__logo {
        height: 36px;
        max-width: min(180px, 48vw);
    }

    .site-header__title {
        font-size: 0.8125rem;
        padding-left: 12px;
    }

    .site-header__login span {
        display: none;
    }

    .site-header__login {
        padding: 10px 12px;
    }

    .steps {
        grid-template-columns: 1fr;
        gap: 6px;
    }

    .step {
        flex-direction: row;
        justify-content: flex-start;
        padding: 10px 14px;
    }

    .toastr-top-right {
        top: calc(var(--header-h) + 8px) !important;
        right: 8px !important;
        left: 8px !important;
        width: auto !important;
    }
}

@media (max-width: 380px) {
    .site-header__logo {
        height: 32px;
        max-width: 140px;
    }

    .site-header__title {
        display: none;
    }
}