/* Netto-Brutto-Rechner – frontend styles. No external dependencies. */
.nbr-wrap, .nbr-wrap *, .nbr-wrap *::before, .nbr-wrap *::after { box-sizing: border-box; }
.nbr-wrap {
	--nbr-primary: #2563EB; --nbr-secondary: #0F172A; --nbr-bg: #F8FAFC; --nbr-text: #1E293B;
	--nbr-btn: #2563EB; --nbr-btn-text: #FFFFFF; --nbr-card: #FFFFFF; --nbr-border: #E2E8F0; --nbr-success: #16A34A;
	--nbr-radius: 16px; --nbr-font: 16px; --nbr-input-h: 48px; --nbr-btn-pad: 14px 26px;
	--nbr-shadow: 0 10px 30px rgba(15,23,42,.08); --nbr-width: 760px;
	width: 100%; max-width: var(--nbr-width); margin: 2rem auto; padding: 0;
	color: var(--nbr-text); font-size: var(--nbr-font); line-height: 1.5;
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
	background: var(--nbr-bg); border-radius: calc(var(--nbr-radius) + 6px);
}
.nbr-wrap [hidden] { display: none !important; }
.nbr-card {
	background: var(--nbr-card); border: 1px solid var(--nbr-border); border-radius: var(--nbr-radius);
	box-shadow: var(--nbr-shadow); padding: clamp(16px, 4vw, 32px);
}
.nbr-anim .nbr-card { animation: nbr-fade .35s ease both; }
@keyframes nbr-fade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }

.nbr-title { margin: 0 0 .25em; font-size: 1.6em; line-height: 1.2; color: var(--nbr-secondary); }
.nbr-subtitle { margin: 0 0 1.25em; color: #64748B; }

/* Mode switch */
.nbr-modes { display: flex; gap: 6px; padding: 5px; margin-bottom: 1.25em; background: var(--nbr-bg); border: 1px solid var(--nbr-border); border-radius: calc(var(--nbr-radius) - 2px); }
.nbr-mode { flex: 1; position: relative; cursor: pointer; }
.nbr-mode input { position: absolute; opacity: 0; inset: 0; width: 100%; height: 100%; margin: 0; cursor: pointer; }
.nbr-mode span { display: block; padding: 10px 12px; text-align: center; font-weight: 600; border-radius: calc(var(--nbr-radius) - 6px); transition: background .2s, color .2s; }
.nbr-mode input:checked + span { background: var(--nbr-primary); color: #fff; }
.nbr-mode input:focus-visible + span { outline: 3px solid color-mix(in srgb, var(--nbr-primary) 40%, transparent); outline-offset: 2px; }

/* Form grid */
.nbr-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.nbr-desk-two .nbr-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.nbr-desk-two .nbr-wide { grid-column: 1 / -1; }
.nbr-field { min-width: 0; }
.nbr-field label { display: block; margin-bottom: 6px; font-weight: 600; color: var(--nbr-secondary); }
.nbr-req { color: #DC2626; margin-left: 2px; }
.nbr-input-wrap { position: relative; }
.nbr-field input, .nbr-field select {
	display: block; width: 100%; height: var(--nbr-input-h); margin: 0; padding: 0 14px;
	font: inherit; color: var(--nbr-text); background: #fff; border: 1.5px solid var(--nbr-border);
	border-radius: calc(var(--nbr-radius) - 4px); box-shadow: none; transition: border-color .2s, box-shadow .2s;
	-webkit-appearance: none; appearance: none;
}
.nbr-field select {
	padding-right: 38px;
	background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%2364748B' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
	background-repeat: no-repeat; background-position: right 14px center;
}
.nbr-input-wrap input { padding-right: 38px; }
.nbr-unit { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); color: #64748B; pointer-events: none; font-weight: 600; }
.nbr-field input:focus, .nbr-field select:focus {
	outline: none; border-color: var(--nbr-primary); box-shadow: 0 0 0 4px color-mix(in srgb, var(--nbr-primary) 18%, transparent);
}
.nbr-field.nbr-invalid input, .nbr-field.nbr-invalid select { border-color: #DC2626; }
.nbr-help { display: block; margin-top: 5px; font-size: .82em; color: #64748B; }
.nbr-error { display: block; min-height: 0; margin-top: 4px; font-size: .85em; color: #DC2626; font-weight: 600; }
.nbr-error:empty { display: none; }
.nbr-form-error { margin: 14px 0 0; color: #DC2626; font-weight: 600; }
.nbr-form-error:empty { display: none; }

/* Buttons */
.nbr-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 20px; }
.nbr-btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; margin: 0;
	padding: var(--nbr-btn-pad); font: inherit; font-weight: 700; line-height: 1.2; cursor: pointer; text-decoration: none;
	border: 1.5px solid transparent; border-radius: calc(var(--nbr-radius) - 4px); transition: transform .15s, box-shadow .2s, background .2s, opacity .2s;
	-webkit-tap-highlight-color: transparent;
}
.nbr-btn-primary { flex: 1 1 220px; background: var(--nbr-btn); color: var(--nbr-btn-text); box-shadow: 0 6px 16px color-mix(in srgb, var(--nbr-btn) 35%, transparent); }
.nbr-btn-primary:hover { transform: translateY(-1px); filter: brightness(1.06); }
.nbr-btn-primary:disabled { opacity: .75; cursor: progress; transform: none; }
.nbr-btn-ghost { background: #fff; color: var(--nbr-secondary); border-color: var(--nbr-border); }
.nbr-btn-ghost:hover { border-color: var(--nbr-primary); color: var(--nbr-primary); }
.nbr-btn:focus-visible, .nbr-toggle button:focus-visible { outline: 3px solid color-mix(in srgb, var(--nbr-primary) 45%, transparent); outline-offset: 2px; }
.nbr-spinner { display: none; width: 16px; height: 16px; border: 2.5px solid currentColor; border-right-color: transparent; border-radius: 50%; animation: nbr-spin .7s linear infinite; }
.nbr-loading .nbr-spinner { display: inline-block; }
@keyframes nbr-spin { to { transform: rotate(360deg); } }

/* Results */
.nbr-results { margin-top: 28px; padding-top: 24px; border-top: 1px dashed var(--nbr-border); outline: none; }
.nbr-anim .nbr-results:not([hidden]) { animation: nbr-fade .35s ease both; }
.nbr-success { margin: 0 0 14px; padding: 10px 14px; font-weight: 600; color: #166534; background: #F0FDF4; border: 1px solid #BBF7D0; border-radius: calc(var(--nbr-radius) - 6px); }
.nbr-toggle { display: inline-flex; gap: 4px; padding: 4px; margin-bottom: 16px; background: var(--nbr-bg); border: 1px solid var(--nbr-border); border-radius: 999px; }
.nbr-toggle button { min-height: 38px; padding: 6px 16px; font: inherit; font-weight: 600; color: var(--nbr-text); background: transparent; border: 0; border-radius: 999px; cursor: pointer; }
.nbr-toggle button.is-active { background: var(--nbr-secondary); color: #fff; }
.nbr-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.nbr-stat { display: flex; flex-direction: column; gap: 2px; padding: 16px; background: var(--nbr-bg); border: 1px solid var(--nbr-border); border-radius: calc(var(--nbr-radius) - 4px); min-width: 0; }
.nbr-stat-net { background: color-mix(in srgb, var(--nbr-success) 10%, #fff); border-color: color-mix(in srgb, var(--nbr-success) 35%, #fff); }
.nbr-stat-net .nbr-stat-value { color: var(--nbr-success); font-size: 1.75em; }
.nbr-stat-label { font-size: .85em; font-weight: 600; color: #64748B; }
.nbr-stat-value { font-size: 1.4em; line-height: 1.25; color: var(--nbr-secondary); overflow-wrap: anywhere; }
.nbr-stat-sub { font-size: .8em; color: #64748B; }
.nbr-sub-title { margin: 24px 0 12px; font-size: 1.1em; color: var(--nbr-secondary); }
.nbr-chart { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-bottom: 14px; }
.nbr-donut { flex: 0 0 auto; width: 170px; height: 170px; border-radius: 50%; display: grid; place-items: center; }
.nbr-donut-hole { width: 108px; height: 108px; border-radius: 50%; background: var(--nbr-card); display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; line-height: 1.2; }
.nbr-donut-hole strong { font-size: 1.3em; color: var(--nbr-secondary); }
.nbr-donut-hole span { font-size: .75em; color: #64748B; }
.nbr-bar { flex: 1 1 200px; display: flex; height: 18px; overflow: hidden; background: var(--nbr-border); border-radius: 999px; min-width: 0; }
.nbr-bar i { display: block; height: 100%; transition: width .5s ease; }
.nbr-list { list-style: none; margin: 0; padding: 0; }
.nbr-list li { display: flex; align-items: center; gap: 10px; padding: 11px 2px; border-bottom: 1px solid var(--nbr-border); }
.nbr-list li:last-child { border-bottom: 0; }
.nbr-dot { flex: 0 0 auto; width: 12px; height: 12px; border-radius: 50%; }
.nbr-li-label { flex: 1 1 auto; min-width: 0; }
.nbr-li-value { flex: 0 0 auto; font-weight: 700; color: var(--nbr-secondary); text-align: right; }
.nbr-note { margin: 14px 0 0; font-size: .85em; color: #64748B; }
.nbr-disclaimer { margin: 22px 0 0; padding: 12px 14px; font-size: .8em; color: #7C2D12; background: #FFF7ED; border: 1px solid #FED7AA; border-radius: calc(var(--nbr-radius) - 6px); }
.nbr-admin-notice { padding: 10px 14px; background: #FEF3C7; border: 1px solid #FCD34D; border-radius: 8px; }
.nbr-table { width: 100%; border-collapse: collapse; font-size: .92em; }
.nbr-table th, .nbr-table td { padding: 9px 8px; text-align: right; border-bottom: 1px solid var(--nbr-border); }
.nbr-table th:first-child { text-align: left; }

/* Tablet */
@media (max-width: 900px) { .nbr-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); } .nbr-cards .nbr-stat-net { grid-column: 1 / -1; } }

/* Smartphone */
@media (max-width: 640px) {
	.nbr-wrap { margin: 1rem auto; border-radius: 0; }
	.nbr-desk-two .nbr-grid { grid-template-columns: 1fr; }
	.nbr-mob-two .nbr-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
	.nbr-mob-two .nbr-wide { grid-column: 1 / -1; }
	.nbr-modes { flex-direction: column; }
	.nbr-field input, .nbr-field select { font-size: 16px; } /* prevents iOS zoom */
	.nbr-actions .nbr-btn { flex: 1 1 100%; }
	.nbr-cards { grid-template-columns: 1fr; }
	.nbr-chart { justify-content: center; }
	.nbr-donut { width: 150px; height: 150px; }
	.nbr-donut-hole { width: 94px; height: 94px; }
	.nbr-toggle { display: flex; }
	.nbr-toggle button { flex: 1; }
	.nbr-li-value { font-size: .95em; }
}
@media (max-width: 380px) { .nbr-mob-two .nbr-grid { grid-template-columns: 1fr; } }

@media (prefers-reduced-motion: reduce) {
	.nbr-wrap *, .nbr-wrap *::before, .nbr-wrap *::after { animation: none !important; transition: none !important; }
}

/* Print: only the calculator result */
@media print {
	body * { visibility: hidden !important; }
	.nbr-wrap.nbr-printing, .nbr-wrap.nbr-printing .nbr-results, .nbr-wrap.nbr-printing .nbr-results * { visibility: visible !important; }
	.nbr-wrap.nbr-printing { position: absolute; left: 0; top: 0; width: 100%; max-width: 100%; margin: 0; background: #fff; }
	.nbr-wrap.nbr-printing .nbr-form, .nbr-wrap.nbr-printing .nbr-header, .nbr-wrap.nbr-printing .nbr-toggle,
	.nbr-wrap.nbr-printing .nbr-result-actions, .nbr-wrap.nbr-printing .nbr-disclaimer { display: none !important; }
	.nbr-wrap.nbr-printing .nbr-card { box-shadow: none; border: 0; }
	.nbr-wrap.nbr-printing .nbr-donut, .nbr-wrap.nbr-printing .nbr-dot, .nbr-wrap.nbr-printing .nbr-bar i { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}