/* 
   Peták Hűtéstechnika - TEWI Calculator Styles 
   Based on the main site Industrial Design System
*/

:root {
    --primary-blue: #00a5ea;
    --deep-blue: #007bb5;
    --dark-gray: #2b2b2b;
    --light-gray: #f5f5f5;
    --signal-gold: #ffd700;
    --text-main: #1c1c1c;
    --white: #ffffff;
    --border-color: #e0e0e0;
    
    --success-color: #28a745;
    --warning-color: #fd7e14;
    --danger-color: #dc3545;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-main);
    background-color: var(--light-gray);
    line-height: 1.6;
}

h1, h2, h3, h4, .logo {
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* Header */
.site-header {
    background-color: var(--white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 1.5rem;
    color: var(--primary-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.main-nav a {
    text-decoration: none;
    color: var(--dark-gray);
    margin-left: 1.5rem;
    font-weight: 600;
    transition: color 0.3s ease;
}

.main-nav a:hover {
    color: var(--primary-blue);
}

/* Layout */
.page-title {
    margin: 2rem 0;
    font-size: 2rem;
    color: var(--dark-gray);
    border-left: 5px solid var(--primary-blue);
    padding-left: 1rem;
}

/* TEWI: teljes szélességű layout – sidebar fent, eredmények alatta */
.app-layout {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
    margin-bottom: 4rem;
    align-items: start;
}

/* Sidebar (Rendszer paraméterek) – teljes szélesség, űrlap 2–3 oszlopban */
.sidebar {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    width: 100%;
}

/* Űrlap grid: 3 oszlop asztali, 2 tablet, 1 mobil */
.sidebar form {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem 1.5rem;
    align-items: start;
}

.sidebar form .form-group,
.sidebar form .checkbox-group {
    margin-bottom: 0;
}

.sidebar form hr,
.sidebar form h3 {
    grid-column: 1 / -1;
    width: 100%;
}

.sidebar form hr {
    margin: 0.75rem 0;
}

.sidebar form h3 {
    margin: 0.5rem 0 0.25rem;
}

@media (max-width: 992px) {
    .sidebar form {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .sidebar form {
        grid-template-columns: 1fr;
    }

    .sidebar form .form-group,
    .sidebar form .checkbox-group {
        margin-bottom: 0.5rem;
    }
}

.sidebar h2 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--dark-gray);
    border-bottom: 2px solid var(--light-gray);
    padding-bottom: 0.5rem;
}

.sidebar h3 {
    font-size: 1.1rem;
    margin: 1.5rem 0 1rem;
    color: var(--primary-blue);
}

.form-group {
    margin-bottom: 1.25rem;
}

/* Grid layout esetén a sidebar form .form-group marginját a gap kezeli */
.sidebar form .form-group:last-child {
    margin-bottom: 0;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark-gray);
}

.form-group select,
.form-group input[type="number"] {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    background-color: #fafafa;
    transition: border-color 0.3s;
}

.form-group select:focus,
.form-group input[type="number"]:focus {
    outline: none;
    border-color: var(--primary-blue);
    background-color: var(--white);
}

.form-group input[type="range"] {
    width: calc(100% - 40px);
    vertical-align: middle;
}

#load_value {
    display: inline-block;
    width: 35px;
    text-align: right;
    font-weight: 600;
    color: var(--primary-blue);
}

.checkbox-group {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
}

.checkbox-group input {
    margin-right: 0.75rem;
    width: 18px;
    height: 18px;
    accent-color: var(--primary-blue);
}

.checkbox-group label {
    font-size: 0.9rem;
    cursor: pointer;
    user-select: none;
}

hr {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: 1.5rem 0;
}

/* Results Area – teljes szélesség (Hatósági + TEWI + Részletes bontás) */
.results {
    width: 100%;
}

.results-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
    width: 100%;
}

@media (max-width: 1200px) {
    .results-grid {
        grid-template-columns: 1fr;
    }
}

.card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: var(--dark-gray);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.metric-label {
    font-size: 0.9rem;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.metric-value {
    font-size: 2rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    color: var(--dark-gray);
    margin-bottom: 1.5rem;
}

.regulatory-box {
    background-color: var(--light-gray);
    padding: 1.5rem;
    border-radius: 6px;
    border-left: 6px solid #ccc; /* Updated dynamically via JS */
}

.regulatory-box p {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.regulatory-box h2 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    /* Color updated dynamically via JS */
}

.regulatory-box small {
    display: block;
    color: #666;
    font-size: 0.85rem;
    margin-top: 1rem;
    padding-top: 0.5rem;
    border-top: 1px dashed #ccc;
}

/* Simple Bar Chart */
.chart-container {
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 150px;
    padding-top: 10px;
    border-bottom: 2px solid var(--border-color);
    margin-top: 1.5rem;
    position: relative;
    padding-bottom: 30px;
}

.chart-bar-group {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 25%;
    height: 100%;
    justify-content: flex-end;
    position: relative;
}

.chart-bar {
    width: 100%;
    border-radius: 4px 4px 0 0;
    transition: height 0.5s ease;
    min-height: 2px;
}

.color-leak { background-color: var(--warning-color); }
.color-recovery { background-color: #6f42c1; }
.color-energy { background-color: var(--primary-blue); }

.chart-label {
    position: absolute;
    bottom: -25px;
    font-size: 0.75rem;
    text-align: center;
    white-space: nowrap;
    color: #555;
    font-weight: 600;
}

/* Details Accordion – teljes szélesség */
.details-section {
    margin-bottom: 2rem;
    width: 100%;
}

.accordion-btn {
    background-color: var(--white);
    color: var(--dark-gray);
    cursor: pointer;
    padding: 1.2rem;
    width: 100%;
    border: none;
    text-align: left;
    outline: none;
    font-size: 1.1rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    transition: background-color 0.3s;
    border-radius: 6px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.accordion-btn:hover, .accordion-btn.active {
    background-color: #f1f1f1;
}

.accordion-content {
    padding: 0;
    background-color: white;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out, padding 0.3s ease;
    border-radius: 0 0 6px 6px;
}

.accordion-content.show {
    padding: 1.5rem;
    max-height: 500px;
    border: 1px solid var(--border-color);
    border-top: none;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

@media (max-width: 768px) {
    .detail-grid {
        grid-template-columns: 1fr;
    }
}

.detail-item {
    background: var(--light-gray);
    padding: 1rem;
    border-radius: 4px;
    text-align: center;
}

.detail-item strong {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary-blue);
    font-size: 0.9rem;
}

.detail-item span {
    font-size: 1.2rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

/* Alerts */
.alert-box {
    padding: 1rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    margin-top: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-box.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* Footer */
.site-footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: 2rem 0;
    margin-top: auto;
}

.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.footer-logo {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.site-footer p {
    color: #aaa;
    font-size: 0.9rem;
}