/* components.css - Buttons, Forms, Tables, Cards, Badges */

/* ============ BUTTONS ============ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    font-size: var(--text-sm);
    font-weight: 500;
    line-height: 1.5;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

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

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

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

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

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

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

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

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

.btn-link {
    background: none;
    border: none;
    color: var(--primary);
    padding: var(--space-xs) var(--space-sm);
}

.btn-link:hover:not(:disabled) {
    text-decoration: underline;
}

.btn-sm {
    padding: var(--space-xs) var(--space-sm);
    font-size: var(--text-xs);
}

.btn-lg {
    padding: var(--space-md) var(--space-lg);
    font-size: var(--text-base);
}

.btn-icon {
    padding: var(--space-sm);
}

.btn-icon svg {
    width: 18px;
    height: 18px;
}

/* ============ FORMS ============ */
.form-group {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    margin-bottom: var(--space-xs);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text);
}

.form-label.required::after {
    content: " *";
    color: var(--danger);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: var(--space-sm) var(--space-md);
    font-size: var(--text-base);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    background-color: var(--bg-card);
    color: var(--text);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(26, 54, 93, 0.1);
}

.form-input:disabled,
.form-select:disabled,
.form-textarea:disabled {
    background-color: var(--bg);
    cursor: not-allowed;
}

.form-input.error,
.form-select.error,
.form-textarea.error {
    border-color: var(--danger);
}

.form-textarea {
    min-height: 100px;
    resize: vertical;
}

.form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%23718096'%3e%3cpath fill-rule='evenodd' d='M5.293 7.293a1 1 0 011.414 0L10 10.586l3.293-3.293a1 1 0 111.414 1.414l-4 4a1 1 0 01-1.414 0l-4-4a1 1 0 010-1.414z' clip-rule='evenodd'/%3e%3c/svg%3e");
    background-position: right var(--space-sm) center;
    background-repeat: no-repeat;
    background-size: 1.5em;
    padding-right: var(--space-xl);
}

.form-checkbox,
.form-radio {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
}

.form-checkbox input,
.form-radio input {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.form-hint {
    margin-top: var(--space-xs);
    font-size: var(--text-sm);
    color: var(--text-muted);
}

.form-error {
    margin-top: var(--space-xs);
    font-size: var(--text-sm);
    color: var(--danger);
}

.form-row {
    display: flex;
    gap: var(--space-md);
}

.form-row > * {
    flex: 1;
}

.form-actions {
    display: flex;
    gap: var(--space-sm);
    justify-content: flex-end;
    margin-top: var(--space-lg);
    padding-top: var(--space-md);
    border-top: 1px solid var(--border);
}

/* ============ TABLES ============ */
.table-container {
    overflow-x: auto;
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th,
.table td {
    padding: var(--space-sm) var(--space-md);
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.table th {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--text-light);
    background-color: var(--bg);
    white-space: nowrap;
}

.table tbody tr:hover {
    background-color: var(--bg-hover);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

.table td.numeric {
    text-align: right;
    font-family: var(--font-mono);
}

.table td.actions {
    text-align: right;
    white-space: nowrap;
}

.table-empty {
    padding: var(--space-xl);
    text-align: center;
    color: var(--text-muted);
}

/* ============ CARDS ============ */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--border);
}

.card-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--text);
}

.card-body {
    padding: var(--space-lg);
}

.card-footer {
    padding: var(--space-md) var(--space-lg);
    border-top: 1px solid var(--border);
    background-color: var(--bg);
}

/* Stat Cards */
.stat-card {
    padding: var(--space-lg);
}

.stat-label {
    font-size: var(--text-sm);
    color: var(--text-muted);
    margin-bottom: var(--space-xs);
}

.stat-value {
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--text);
    font-family: var(--font-mono);
}

.stat-value.positive {
    color: var(--success);
}

.stat-value.negative {
    color: var(--danger);
}

/* ============ BADGES ============ */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--space-xs) var(--space-sm);
    font-size: var(--text-xs);
    font-weight: 500;
    border-radius: var(--radius-sm);
    white-space: nowrap;
}

.badge-gray {
    background-color: #edf2f7;
    color: #4a5568;
}

.badge-blue {
    background-color: #ebf8ff;
    color: #2b6cb0;
}

.badge-green {
    background-color: #f0fff4;
    color: #276749;
}

.badge-yellow {
    background-color: #fffff0;
    color: #c05621;
}

.badge-orange {
    background-color: #fffaf0;
    color: #c05621;
}

.badge-red {
    background-color: #fff5f5;
    color: #c53030;
}

/* Status badges */
.badge-draft { background-color: #edf2f7; color: #4a5568; }
.badge-sent { background-color: #ebf8ff; color: #2b6cb0; }
.badge-viewed { background-color: #ebf8ff; color: #2b6cb0; }
.badge-pending { background-color: #fffff0; color: #c05621; }
.badge-calculated { background-color: #fffff0; color: #c05621; }
.badge-received { background-color: #ebf8ff; color: #2b6cb0; }
.badge-paid { background-color: #f0fff4; color: #276749; }
.badge-partial { background-color: #fffaf0; color: #c05621; }
.badge-overdue { background-color: #fff5f5; color: #c53030; }
.badge-ignored { background-color: #edf2f7; color: #4a5568; }
.badge-matched { background-color: #f0fff4; color: #276749; }
.badge-created { background-color: #f0fff4; color: #276749; }
.badge-active { background-color: #f0fff4; color: #276749; }
.badge-inactive { background-color: #edf2f7; color: #4a5568; }

/* ============ ALERTS ============ */
.alert {
    padding: var(--space-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-md);
}

.alert-info {
    background-color: #ebf8ff;
    border: 1px solid #90cdf4;
    color: #2b6cb0;
}

.alert-success {
    background-color: #f0fff4;
    border: 1px solid #9ae6b4;
    color: #276749;
}

.alert-warning {
    background-color: #fffff0;
    border: 1px solid #faf089;
    color: #c05621;
}

.alert-danger {
    background-color: #fff5f5;
    border: 1px solid #feb2b2;
    color: #c53030;
}

/* ============ LOADING ============ */
.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-xl);
    color: var(--text-muted);
}

.spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ============ EMPTY STATE ============ */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-2xl);
    text-align: center;
    color: var(--text-muted);
}

.empty-state svg {
    width: 64px;
    height: 64px;
    margin-bottom: var(--space-md);
    opacity: 0.5;
}

.empty-state-title {
    font-size: var(--text-lg);
    font-weight: 500;
    color: var(--text);
    margin-bottom: var(--space-sm);
}

/* ============ GRID ============ */
.grid {
    display: grid;
    gap: var(--space-md);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ============ FILTERS ============ */
.filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.filter-group {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.filter-group .form-select,
.filter-group .form-input {
    width: auto;
    min-width: 150px;
}

/* ============ TABS ============ */
.tabs {
    display: flex;
    gap: var(--space-xs);
}

.tab-btn {
    padding: var(--space-sm) var(--space-md);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--text-muted);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: -1px;
}

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

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

/* ============ PROCUREMENT ============ */
.proc-hero-row { display: flex; gap: var(--space-md); margin-bottom: var(--space-lg); }
.proc-hero { flex: 1; border-radius: var(--radius-lg); padding: var(--space-lg); }
.proc-hero-primary { background: var(--primary); color: #fff; }
.proc-hero-alt { background: var(--bg-card); color: var(--text); border: 1px solid var(--border); }
.proc-hero-lbl { font-size: var(--text-xs); text-transform: uppercase; letter-spacing: 0.05em; opacity: 0.75; }
.proc-hero-alt .proc-hero-lbl { opacity: 1; color: var(--text-light); }
.proc-hero-num { font-size: 1.9rem; font-weight: 700; font-family: var(--font-mono); margin-top: var(--space-xs); }
.proc-hero-num.warn { color: var(--warning); }
.proc-hero-num.ok { color: var(--success); }
.proc-hero-meta { font-size: var(--text-xs); opacity: 0.8; margin-top: 2px; }
.proc-hero-alt .proc-hero-meta { color: var(--text-light); }

.proc-section-h { font-size: var(--text-sm); font-weight: 600; color: var(--text-light);
    text-transform: uppercase; letter-spacing: 0.04em; margin: var(--space-sm) 0 var(--space-sm); }

.proc-pill { display: inline-block; padding: 2px 8px; border-radius: 12px; font-size: var(--text-xs);
    font-weight: 600; margin-right: 4px; }
.proc-pill.ok { background: #c6f6d5; color: var(--success); }
.proc-pill.warn { background: #feebc8; color: var(--warning); }

.proc-muted { color: var(--text-muted); font-weight: 400; }
.proc-muted-italic { color: var(--text-muted); font-style: italic; }

.proc-clarify-note { background: #fffaf0; border: 1px solid #fbd38d; border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-md); font-size: var(--text-sm); color: #975a16;
    margin-bottom: var(--space-md); line-height: 1.45; }

/* ============ INVOICE PROCUREMENT PANEL ============ */
.invoice-proc-panel { border: 1px solid #fbd38d; background: #fffaf0; border-radius: var(--radius-lg);
    overflow: hidden; margin-bottom: var(--space-md); }
.ipp-head { padding: 10px 14px; background: #feebc8; display: flex; align-items: center; gap: 10px; }
.ipp-ic { width: 26px; height: 26px; border-radius: 7px; background: var(--warning); color: #fff;
    display: flex; align-items: center; justify-content: center; font-size: 14px; flex-shrink: 0; }
.ipp-title { font-size: 14px; font-weight: 600; color: #975a16; }
.ipp-sub { font-size: 12px; color: #b7791f; margin-top: 1px; }
.ipp-total { margin-left: auto; text-align: right; }
.ipp-n { font-size: 15px; font-weight: 700; font-family: var(--font-mono); color: #975a16; }
.ipp-l { font-size: 10px; color: #b7791f; text-transform: uppercase; letter-spacing: .04em; }
.ipp-item { display: flex; align-items: center; gap: 12px; padding: 10px 14px;
    border-top: 1px solid #fbd38d; cursor: pointer; transition: background .12s; }
.ipp-item:hover { background: #fffbf0; }
.ipp-chk { width: 19px; height: 19px; border: 2px solid var(--border-dark); border-radius: 5px;
    flex-shrink: 0; display: flex; align-items: center; justify-content: center; background: #fff;
    color: #fff; font-size: 12px; }
.ipp-item.on .ipp-chk { background: var(--accent); border-color: var(--accent); }
.ipp-date { font-size: 12px; color: var(--text-light); font-family: var(--font-mono); width: 54px; flex-shrink: 0; }
.ipp-info { flex: 1; min-width: 0; }
.ipp-desc { font-size: 14px; color: var(--text); }
.ipp-cryptic { font-style: italic; color: var(--text-muted); }
.ipp-vendor { font-size: 12px; color: var(--text-light); margin-top: 1px; }
.ipp-amt { font-size: 14px; font-weight: 600; font-family: var(--font-mono); color: var(--text); }
.ipp-foot { padding: 9px 14px; border-top: 1px solid #fbd38d; background: #fffbf0;
    display: flex; align-items: center; gap: 10px; }
.ipp-added { font-size: 12px; color: #975a16; font-weight: 600; margin-right: auto; }

.reimb-badge { display: inline-block; font-size: 10px; font-weight: 600; padding: 1px 7px;
    border-radius: 10px; background: #feebc8; color: var(--warning); margin-left: 6px; vertical-align: middle; }

/* Procurement receipt attach UI */
.proc-receipt-status { font-size: 13px; color: var(--text-light); margin-bottom: 8px; }
.proc-receipt-actions { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }