/* ==============================
   X-Rechnung Viewer — Custom Styles
   Ergänzung zu Pico CSS
   ============================== */

/* ─── Light Theme Variablen ─── */
:root:not([data-theme="dark"]) {
    --drop-border: #94a3b8;
    --drop-bg: #f8fafc;
    --drop-hover-border: #3b82f6;
    --drop-hover-bg: #eff6ff;
    --drop-text: #334155;
    --drop-hint: #64748b;
    --badge-ubl: #16a34a;
    --badge-cii: #2563eb;
    --gross-color: #16a34a;
    --error-bg: #fef2f2;
    --error-border: #fca5a5;
    --error-text: #991b1b;
    --field-label: #64748b;
}

/* ─── Dark Theme Variablen ─── */
[data-theme="dark"] {
    --drop-border: #475569;
    --drop-bg: #1e293b;
    --drop-hover-border: #60a5fa;
    --drop-hover-bg: #1e3a5f;
    --drop-text: #e2e8f0;
    --drop-hint: #94a3b8;
    --badge-ubl: #22c55e;
    --badge-cii: #60a5fa;
    --gross-color: #4ade80;
    --error-bg: #450a0a;
    --error-border: #7f1d1d;
    --error-text: #fca5a5;
    --field-label: #94a3b8;
}

/* ─── Layout ─── */
body > header.container {
    padding-top: 1rem;
    padding-bottom: 0;
}

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

.header-row h1 {
    margin: 0;
    font-size: 1.5rem;
}

body > footer {
    text-align: center;
    padding: 1rem 0;
    color: var(--muted-color);
}

main.container {
    max-width: 860px;
    padding-top: 0.5rem;
}

/* ─── Theme Toggle ─── */
.icon-btn {
    background: none;
    border: 1px solid var(--muted-border-color);
    border-radius: 8px;
    padding: 0.4rem;
    cursor: pointer;
    color: var(--color);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    transition: background 0.15s;
}

.icon-btn:hover {
    background: var(--drop-bg);
}

/* ─── Drop Zone ─── */
#drop-zone {
    border: 2px dashed var(--drop-border);
    border-radius: 10px;
    padding: 2rem 1.5rem;
    text-align: center;
    cursor: pointer;
    background: var(--drop-bg);
    transition: all 0.15s ease;
}

#drop-zone:hover,
#drop-zone.drag-over {
    border-color: var(--drop-hover-border);
    background: var(--drop-hover-bg);
}

.drop-zone-content svg {
    color: var(--drop-hint);
    margin-bottom: 0.25rem;
}

.drop-title {
    margin: 0.25rem 0 0.1rem;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--drop-text);
}

.drop-hint {
    margin: 0;
    font-size: 0.8rem;
    color: var(--drop-hint);
}

/* ─── Upload Actions ─── */
.upload-actions {
    display: flex;
    justify-content: center;
    margin-top: 0.75rem;
}

.paste-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    padding: 0.4rem 1rem;
}

.paste-btn svg {
    flex-shrink: 0;
}

/* ─── Fehlermeldung ─── */
.error-box {
    background: var(--error-bg);
    border: 1px solid var(--error-border);
    color: var(--error-text);
    padding: 0.75rem 1rem;
    border-radius: 8px;
    margin: 0.75rem 0;
    font-size: 0.9rem;
}

/* ─── Ladeindikator ─── */
#loading {
    text-align: center;
    padding: 1.5rem;
    font-size: 1rem;
}

/* ─── Karten (kompakt) ─── */
.invoice-card {
    margin-bottom: 0.75rem;
}

.invoice-card.compact {
    padding: 0.75rem 1rem;
}

.invoice-card header {
    padding-bottom: 0.25rem;
    margin-bottom: 0.25rem;
}

.invoice-card header h2 {
    margin-bottom: 0;
    font-size: 1.15rem;
}

.invoice-card header h3 {
    margin-bottom: 0;
    font-size: 1rem;
}

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

/* ─── Felder ─── */
.field {
    margin-bottom: 0.4rem;
}

.field small {
    display: block;
    margin-bottom: 0.1rem;
}

/* ─── Grid ─── */
.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

.grid-4 {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr;
    gap: 0.5rem;
}

@media (max-width: 700px) {
    .grid-4 {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 500px) {
    .grid-2,
    .grid-4 {
        grid-template-columns: 1fr;
    }
}

/* ─── Werte ─── */
.value {
    font-size: 0.95rem;
    display: block;
    word-break: break-word;
}

.party-name {
    font-weight: 600;
    font-size: 1.05rem;
    margin-bottom: 0.4rem;
}

.amount {
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}

.gross {
    color: var(--gross-color);
    font-size: 1.15rem;
}

.monospace {
    font-family: monospace;
    letter-spacing: 0.03em;
    font-size: 0.88rem;
}

/* ─── Small Labels ─── */
small {
    color: var(--field-label);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* ─── Format-Badge ─── */
.badge {
    display: inline-block;
    padding: 0.15rem 0.6rem;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 600;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.badge-ubl { background: var(--badge-ubl); }
.badge-cii { background: var(--badge-cii); }

/* ─── Tabelle (kompakt) ─── */
.table-wrapper {
    overflow-x: auto;
}

.compact-table {
    width: 100%;
    font-size: 0.88rem;
}

.compact-table th,
.compact-table td {
    padding: 0.35rem 0.5rem;
}

.text-right {
    text-align: right;
}

/* ─── Reset-Button ─── */
#reset-button {
    display: block;
    margin: 0.75rem auto;
    font-size: 0.9rem;
}