/* ==========================================
   BUIJS INSTALLATIETECHNIEK - STIJLSHEET
   ========================================== */

:root {
    --primary-red: #e31b23;
    --dark-blue: #0b1f36;
    --light-bg: #f8f9fa;
    --text-color: #333333;
    --border-color: #e0e0e0;
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: #ffffff;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ==========================================
   HEADER & NAVIGATIE
   ========================================== */
header {
    background: #ffffff;
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo img {
    max-height: 55px; /* Hier wordt het logo strak en scherp op formaat gehouden */
    width: auto;
    display: block;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 25px;
}

nav ul li a {
    text-decoration: none;
    color: var(--dark-blue);
    font-weight: 600;
    font-size: 1rem;
    transition: color 0.3s ease;
}

nav ul li a:hover,
nav ul li a.active {
    color: var(--primary-red);
}

.header-cta .btn {
    padding: 10px 20px;
    font-size: 0.95rem;
}

/* ==========================================
   BUTTONS
   ========================================== */
.btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    transition: background 0.3s ease, transform 0.2s ease;
}

.btn-primary {
    background-color: var(--primary-red);
    color: #ffffff;
}

.btn-primary:hover {
    background-color: #c5141b;
}

.btn-secondary {
    background-color: transparent;
    color: #ffffff;
    border: 2px solid #ffffff;
}

.btn-secondary:hover {
    background-color: #ffffff;
    color: var(--dark-blue);
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    background: linear-gradient(rgba(11, 31, 54, 0.85), rgba(11, 31, 54, 0.85)), url('hero-bg.jpg') no-repeat center center/cover;
    color: #ffffff;
    padding: 100px 0;
    text-align: left;
}

.hero-content {
    max-width: 700px;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero h1 span {
    color: var(--primary-red);
}

.hero p {
    font-size: 1.15rem;
    margin-bottom: 30px;
    color: #e0e0e0;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* ==========================================
   TRUST BAR
   ========================================== */
.trust-bar {
    background-color: var(--light-bg);
    border-bottom: 1px solid var(--border-color);
    padding: 20px 0;
}

.trust-container {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    color: var(--dark-blue);
}

/* ==========================================
   SERVICES SECTION
   ========================================== */
.services {
    padding: 80px 0;
    background-color: #ffffff;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--dark-blue);
    margin-bottom: 50px;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--light-bg);
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.08);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--primary-red);
    margin-bottom: 20px;
}

.service-card h3 {
    color: var(--dark-blue);
    margin-bottom: 15px;
    font-size: 1.3rem;
}

.service-card p {
    color: #666;
    font-size: 0.95rem;
}

/* ==========================================
   PAGE HEADER (Subpagina's)
   ========================================== */
.page-header {
    background-color: var(--dark-blue);
    color: #ffffff;
    padding: 60px 0;
    text-align: center;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.page-header p {
    color: #b0c4de;
    font-size: 1.1rem;
}

/* ==========================================
   CONTENT & CERT-BOX
   ========================================== */
.content-section {
    padding: 80px 0;
}

.cert-box {
    background: var(--light-bg);
    border-left: 4px solid var(--primary-red);
    padding: 20px;
    margin-top: 25px;
    border-radius: 0 8px 8px 0;
    display: flex;
    align-items: center;
    gap: 15px;
}

.cert-box i {
    font-size: 2rem;
    color: var(--primary-red);
}

.services-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.service-list-item {
    display: flex;
    gap: 20px;
    background: var(--light-bg);
    padding: 20px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.service-list-item .icon-wrap {
    font-size: 1.8rem;
    color: var(--primary-red);
    min-width: 40px;
}

.service-list-item h3 {
    color: var(--dark-blue);
    margin-bottom: 5px;
}

/* ==========================================
   CONTACT SECTION
   ========================================== */
.contact-section {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info {
    background: #ffffff;
    padding: 40px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.contact-info h2 {
    color: var(--dark-blue);
    margin-bottom: 20px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.info-item i {
    font-size: 1.2rem;
    color: var(--primary-red);
    margin-top: 4px;
}

.whatsapp-btn {
    background-color: #25d366;
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    margin-top: 20px;
}

.whatsapp-btn:hover {
    background-color: #1eb854;
}

.contact-form-container {
    background: #ffffff;
    padding: 40px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.contact-form-container h2 {
    color: var(--dark-blue);
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark-blue);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
}

/* ==========================================
   FOOTER
   ========================================== */
footer {
    background-color: var(--dark-blue);
    color: #ffffff;
    padding: 40px 0;
    border-top: 4px solid var(--primary-red);
}

.footer-container {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 0.95rem;
}

.footer-col p {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #b0c4de;
}

.footer-col i {
    color: var(--primary-red);
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 15px;
    }
    
    nav ul {
        gap: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .content-section .container,
    .contact-grid {
        grid-template-columns: 1fr;
    }

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