/**
 * ELEKTROPLANUNG - Zentrale CSS-Datei
 * Verwendet Dolibarr-Theme-Farben via inherit
 *
 * Copyright (C) 2026 Eduard Wisch
 */

/* ========================================
   VARIABLEN - Nur für Akzentfarben
   ======================================== */

:root {
	--ep-primary: #b89d5b;
	--ep-primary-hover: #a68b4a;
	--ep-success: #10b981;
	--ep-warning: #f59e0b;
	--ep-danger: #ef4444;
	--ep-info: #3b82f6;
}

/* ========================================
   CONTAINER & LAYOUT
   ======================================== */

.ep-calculator {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 10px;
}

/* ========================================
   SEKTIONEN - Dolibarr-Stil
   ======================================== */

.ep-section {
	background: inherit;
	border: 1px solid;
	border-color: inherit;
	border-radius: 8px;
	padding: 15px;
	margin-bottom: 15px;
}

.ep-section-title {
	font-size: 15px;
	font-weight: 600;
	color: inherit;
	margin-bottom: 15px;
	padding-bottom: 10px;
	border-bottom: 2px solid;
	border-color: inherit;
	display: flex;
	align-items: center;
	gap: 8px;
	flex-wrap: wrap;
}

/* ========================================
   FORMULAR - MOBILE FIRST
   ======================================== */

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

.ep-form-group {
	display: flex;
	flex-direction: column;
}

.ep-form-group label {
	font-size: 13px;
	font-weight: 500;
	color: inherit;
	opacity: 0.8;
	margin-bottom: 5px;
}

/* Input-Felder erben Dolibarr-Farben */
.ep-form-group input[type="number"],
.ep-form-group input[type="text"],
.ep-form-group select {
	padding: 12px;
	border: 1px solid;
	border-color: inherit;
	border-radius: 6px;
	font-size: 16px; /* Verhindert Zoom auf iOS */
	background: inherit;
	color: inherit;
	width: 100%;
	box-sizing: border-box;
}

/* Select-Felder custom Pfeil */
.ep-form-group select {
	-webkit-appearance: none;
	appearance: none;
	background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='currentColor' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
	background-position: right 10px center;
	background-repeat: no-repeat;
	background-size: 20px;
	padding-right: 40px;
}

.ep-form-group input:focus,
.ep-form-group select:focus {
	outline: none;
	border-color: var(--ep-primary) !important;
	box-shadow: 0 0 0 3px rgba(184, 157, 91, 0.2);
}

/* Unit Label */
.ep-unit {
	font-size: 11px;
	opacity: 0.7;
	font-weight: normal;
}

/* ========================================
   RADIO & CHECKBOX
   ======================================== */

.ep-radio-group {
	display: flex;
	gap: 15px;
	flex-wrap: wrap;
}

.ep-radio-label {
	display: flex;
	align-items: center;
	gap: 6px;
	cursor: pointer;
	font-size: 14px;
	color: inherit;
	padding: 8px 12px;
	background: inherit;
	border-radius: 6px;
	border: 1px solid;
	border-color: inherit;
}

.ep-radio-label:has(input:checked) {
	border-color: var(--ep-primary);
	background: rgba(184, 157, 91, 0.15);
}

.ep-radio-label input[type="radio"],
.ep-radio-label input[type="checkbox"] {
	accent-color: var(--ep-primary);
	width: 18px;
	height: 18px;
	/* Sichtbarkeit im Dark Mode sicherstellen */
	-webkit-appearance: auto;
	appearance: auto;
}

/* ========================================
   TABS - MOBILE OPTIMIERT
   ======================================== */

.ep-tabs {
	display: flex;
	gap: 4px;
	margin-bottom: 15px;
	overflow-x: auto;
	-webkit-overflow-scrolling: touch;
	scrollbar-width: none;
	-ms-overflow-style: none;
	padding-bottom: 2px;
}

.ep-tabs::-webkit-scrollbar {
	display: none;
}

.ep-tab {
	padding: 10px 14px;
	cursor: pointer;
	background: inherit;
	color: inherit;
	border-radius: 6px;
	font-weight: 500;
	font-size: 13px;
	transition: all 0.2s;
	white-space: nowrap;
	flex-shrink: 0;
	border: 1px solid;
	border-color: inherit;
	opacity: 0.7;
}

.ep-tab:hover {
	opacity: 1;
}

.ep-tab.active {
	background: var(--ep-primary);
	color: white;
	border-color: var(--ep-primary);
	opacity: 1;
}

.ep-tab-content {
	display: none;
}

.ep-tab-content.active {
	display: block;
}

/* ========================================
   TOOLBAR
   ======================================== */

.ep-toolbar {
	display: flex;
	gap: 8px;
	flex-wrap: wrap;
	margin-bottom: 15px;
}

.ep-toolbar .butAction,
.ep-toolbar .butActionDelete {
	flex: 1 1 auto;
	min-width: 120px;
	text-align: center;
	padding: 10px 15px;
	font-size: 14px;
}

/* ========================================
   ERGEBNIS-BOXEN
   ======================================== */

.ep-result-box {
	padding: 20px;
	border-radius: 8px;
	margin-top: 15px;
	display: none;
	color: #ffffff;
}

.ep-result-box.show {
	display: block;
	animation: epSlideIn 0.3s ease-out;
}

.ep-result-box.success {
	background: linear-gradient(135deg, var(--ep-success) 0%, #059669 100%);
}

.ep-result-box.warning {
	background: linear-gradient(135deg, var(--ep-warning) 0%, #d97706 100%);
}

.ep-result-box.error {
	background: linear-gradient(135deg, var(--ep-danger) 0%, #dc2626 100%);
}

.ep-result-box.info {
	background: linear-gradient(135deg, var(--ep-info) 0%, #1d4ed8 100%);
}

@keyframes epSlideIn {
	from { opacity: 0; transform: translateY(-10px); }
	to { opacity: 1; transform: translateY(0); }
}

.ep-result-main {
	font-size: 32px;
	font-weight: bold;
	text-align: center;
	margin-bottom: 8px;
	word-break: break-word;
}

.ep-result-status,
.ep-result-label {
	text-align: center;
	font-size: 14px;
	margin-bottom: 15px;
	opacity: 0.95;
}

.ep-result-details {
	background: rgba(255,255,255,0.15);
	padding: 12px;
	border-radius: 6px;
}

.ep-result-item {
	display: flex;
	justify-content: space-between;
	align-items: center;
	padding: 8px 0;
	border-bottom: 1px solid rgba(255,255,255,0.2);
	font-size: 13px;
	gap: 10px;
}

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

.ep-result-item span:first-child {
	flex-shrink: 0;
}

.ep-result-value {
	font-weight: bold;
	text-align: right;
	word-break: break-word;
}

/* ========================================
   TABELLEN - MOBILE SCROLL
   ======================================== */

.ep-table-wrapper {
	overflow-x: auto;
	-webkit-overflow-scrolling: touch;
	margin: 0 -15px;
	padding: 0 15px;
}

.ep-table {
	width: 100%;
	min-width: 500px;
	border-collapse: collapse;
	font-size: 12px;
	background: inherit;
}

.ep-table th,
.ep-table td {
	border: 1px solid;
	border-color: inherit;
	padding: 8px 10px;
	text-align: left;
	color: inherit;
}

.ep-table th {
	font-weight: 600;
	position: sticky;
	top: 0;
	opacity: 0.9;
}

/* ========================================
   BADGES
   ======================================== */

.ep-badge {
	display: inline-block;
	padding: 3px 8px;
	border-radius: 4px;
	font-size: 11px;
	font-weight: 600;
}

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

.ep-badge-warning {
	background: var(--ep-warning);
	color: white;
}

.ep-badge-error {
	background: var(--ep-danger);
	color: white;
}

/* ========================================
   INFO-BOX
   ======================================== */

.ep-info-box {
	background: rgba(59, 130, 246, 0.15);
	border-left: 4px solid var(--ep-info);
	padding: 12px;
	border-radius: 6px;
	margin-top: 15px;
	color: inherit;
	font-size: 13px;
}

.ep-info-box ul {
	margin: 8px 0 0 20px;
	padding: 0;
}

.ep-info-box li {
	margin-bottom: 5px;
}

/* ========================================
   WARNING-BOX
   ======================================== */

.ep-warning-box {
	background: rgba(245, 158, 11, 0.15);
	border-left: 4px solid var(--ep-warning);
	padding: 12px;
	border-radius: 6px;
	margin-top: 15px;
	color: inherit;
	font-size: 13px;
}

/* ========================================
   KETTEN-VISUALISIERUNG
   ======================================== */

.ep-chain {
	display: flex;
	align-items: center;
	gap: 8px;
	flex-wrap: wrap;
	padding: 15px;
	background: inherit;
	border-radius: 8px;
	border: 1px solid;
	border-color: inherit;
	justify-content: center;
}

.ep-chain-item {
	background: inherit;
	border: 2px solid;
	border-color: inherit;
	border-radius: 8px;
	padding: 10px 15px;
	text-align: center;
	min-width: 100px;
}

.ep-chain-item.selektiv {
	border-color: var(--ep-success);
	background: rgba(16, 185, 129, 0.15);
}

.ep-chain-item.nicht-selektiv {
	border-color: var(--ep-danger);
	background: rgba(239, 68, 68, 0.15);
}

.ep-chain-item .typ {
	font-size: 10px;
	opacity: 0.7;
	text-transform: uppercase;
}

.ep-chain-item .wert {
	font-size: 18px;
	font-weight: bold;
	color: inherit;
}

.ep-chain-item .name {
	font-size: 11px;
	opacity: 0.7;
	margin-top: 3px;
}

.ep-chain-item select {
	background: inherit;
	color: inherit;
	border: 1px solid;
	border-color: inherit;
	padding: 4px;
	border-radius: 4px;
	font-size: 12px;
}

.ep-chain-arrow {
	font-size: 20px;
	opacity: 0.6;
}

.ep-chain-arrow.ok {
	color: var(--ep-success);
	opacity: 1;
}

.ep-chain-arrow.nok {
	color: var(--ep-danger);
	opacity: 1;
}

/* ========================================
   FORMELN
   ======================================== */

.ep-formulas-section {
	background: inherit;
	border: 1px solid;
	border-color: inherit;
	border-radius: 8px;
	padding: 15px;
	margin-top: 15px;
	display: none;
}

.ep-formulas-section.show {
	display: block;
}

.ep-formula-box {
	background: inherit;
	border: 1px solid;
	border-color: inherit;
	border-left: 4px solid var(--ep-primary);
	padding: 12px;
	margin-bottom: 12px;
	border-radius: 6px;
}

.ep-formula-label {
	font-size: 12px;
	opacity: 0.8;
	margin-bottom: 8px;
	font-weight: 600;
}

.ep-formula-content {
	font-family: 'Courier New', monospace;
	font-size: 12px;
	color: inherit;
	line-height: 1.6;
	white-space: pre-wrap;
	word-break: break-word;
	background: rgba(128, 128, 128, 0.1);
	padding: 10px;
	border-radius: 4px;
	overflow-x: auto;
}

/* ========================================
   SVG DIAGRAMM - Theme-kompatibel
   ======================================== */

.ep-pa-diagram {
	background: inherit;
	border: 1px solid;
	border-color: inherit;
	border-radius: 6px;
	padding: 15px;
	margin-top: 15px;
	text-align: center;
	overflow-x: auto;
}

.ep-pa-diagram svg {
	max-width: 100%;
	height: auto;
	min-width: 350px;
}

/* SVG Elemente */
.ep-svg-box {
	fill: rgba(128, 128, 128, 0.3);
	stroke: currentColor;
	stroke-width: 2;
}

.ep-svg-spd {
	fill: var(--ep-warning);
	stroke: currentColor;
	stroke-width: 2;
}

.ep-svg-pas {
	fill: var(--ep-success);
	stroke: currentColor;
	stroke-width: 2;
}

.ep-svg-text {
	fill: currentColor;
}

.ep-svg-text-dark {
	fill: #1f2937;
}

.ep-svg-text-light {
	fill: white;
}

.ep-svg-text-success {
	fill: var(--ep-success);
}

.ep-svg-line-primary {
	stroke: var(--ep-primary);
}

.ep-svg-line-success {
	stroke: var(--ep-success);
}

.ep-svg-line-earth {
	stroke: currentColor;
}

/* ========================================
   RESPONSIVE - TABLET
   ======================================== */

@media (min-width: 600px) {
	.ep-calculator {
		padding: 0 15px;
	}

	.ep-section {
		padding: 20px;
	}

	.ep-form-grid {
		grid-template-columns: repeat(2, 1fr);
		gap: 15px;
	}

	.ep-result-main {
		font-size: 40px;
	}

	.ep-table {
		font-size: 13px;
	}

	.ep-toolbar .butAction,
	.ep-toolbar .butActionDelete {
		flex: 0 1 auto;
	}
}

/* ========================================
   RESPONSIVE - DESKTOP
   ======================================== */

@media (min-width: 900px) {
	.ep-form-grid {
		grid-template-columns: repeat(4, 1fr);
	}

	.ep-result-details {
		display: grid;
		grid-template-columns: repeat(2, 1fr);
		gap: 0 20px;
	}
}

/* ========================================
   HILFSELEMENTE FÜR SELEKTIVITÄT
   ======================================== */

.ep-hint {
	opacity: 0.7;
	margin-bottom: 15px;
	font-size: 13px;
}

.ep-hint-small {
	margin-top: 10px;
	font-size: 12px;
	opacity: 0.7;
}

.ep-centered-hint {
	opacity: 0.7;
	text-align: center;
	width: 100%;
}

.ep-result-hint {
	margin-top: 15px;
	padding: 10px;
	background: rgba(128, 128, 128, 0.15);
	border-radius: 4px;
}

/* Selektivität Ketten-Item Select */
.ep-chain-item select {
	background: inherit;
	color: inherit;
	border: 1px solid;
	border-color: inherit;
	padding: 4px;
	border-radius: 4px;
	font-size: 12px;
}

.ep-chain-item select.ep-chain-wert {
	font-size: 16px;
	font-weight: bold;
}

.ep-chain-delete {
	margin-top: 5px;
	padding: 2px 8px;
	background: var(--ep-danger);
	color: white;
	border: none;
	border-radius: 3px;
	cursor: pointer;
}

.ep-chain-delete:hover {
	opacity: 0.9;
}

/* ========================================
   PRINT STYLES
   ======================================== */

@media print {
	.ep-toolbar,
	.ep-tabs {
		display: none;
	}

	.ep-tab-content {
		display: block !important;
	}

	.ep-result-box {
		display: block !important;
		-webkit-print-color-adjust: exact;
		print-color-adjust: exact;
	}
}