/* Algemene Reset & Kleuren */
:root {
    --bg-dark: #0f1115;
    --bg-card: #181b22;
    --primary: #00ff88;
    --primary-hover: #00cc6e;
    --text-main: #f5f6f8;
    --text-muted: #94a3b8;
    --border: #262b35;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

.small-container {
    max-width: 650px;
}

/* Header */
header {
    background-color: rgba(15, 17, 21, 0.95);
    border-bottom: 1px solid var(--border);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(5px);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.logo i {
    color: var(--primary);
    margin-right: 5px;
}

.logo span {
    color: var(--primary);
}

nav a {
    color: var(--text-main);
    text-decoration: none;
    margin-left: 20px;
    transition: color 0.3s;
}

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

.btn-nav {
    border: 1px solid var(--primary);
    padding: 8px 16px;
    border-radius: 4px;
}

/* Hero Section */
.hero {
    padding: 180px 0 100px 0;
    background: radial-gradient(circle at 80% 20%, rgba(0, 255, 136, 0.08) 0%, transparent 50%);
    text-align: center;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    font-weight: 800;
}

.hero p {
    color: var(--text-muted);
    font-size: 1.2rem;
    max-width: 800px;
    margin: 0 auto 40px auto;
}

.btn-primary {
    background-color: var(--primary);
    color: #000;
    text-decoration: none;
    padding: 12px 28px;
    border-radius: 4px;
    font-weight: 600;
    transition: background 0.3s, transform 0.2s;
    display: inline-block;
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
}

/* Services / Grid */
.services {
    padding: 80px 0;
    background-color: #12141a;
    text-align: center;
}

h2 {
    font-size: 2.2rem;
    margin-bottom: 10px;
}

.section-subtitle {
    color: var(--text-muted);
    margin-bottom: 50px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    padding: 40px 30px;
    border-radius: 8px;
    position: relative;
    transition: transform 0.3s, border-color 0.3s;
}

.card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
}

.card.popular {
    border: 2px solid var(--primary);
}

.badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--primary);
    color: #000;
    padding: 4px 12px;
    font-size: 0.8rem;
    font-weight: 700;
    border-radius: 20px;
    text-transform: uppercase;
}

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

.price {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 25px;
}

.card ul {
    list-style: none;
    text-align: left;
}

.card ul li {
    margin-bottom: 12px;
    color: var(--text-muted);
}

.card ul li i {
    color: var(--primary);
    margin-right: 8px;
}

/* Portfolio Carousel Section */
.portfolio {
    padding: 80px 0;
    text-align: center;
}

.carousel-container {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.carousel-slider {
    position: relative;
    height: 480px; /* Hoogte aangepast voor macro-foto's */
    width: 100%;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease-in-out;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #000;
}

.carousel-slide.active {
    opacity: 1;
    z-index: 1;
}

.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: contain; /* Zorgt dat de volledige soldeerfoto onvervormd zichtbaar blijft */
}

.slide-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.75);
    color: var(--primary);
    padding: 15px;
    font-weight: 600;
    font-size: 1.1rem;
    border-top: 1px solid var(--border);
    z-index: 2;
}

/* Carousel Navigatie Knoppen */
.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(24, 27, 34, 0.8);
    border: 1px solid var(--border);
    color: var(--text-main);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s;
    font-size: 1.2rem;
}

.carousel-btn:hover {
    background: var(--primary);
    color: #000;
    border-color: var(--primary);
}

.carousel-btn.prev { left: 15px; }
.carousel-btn.next { right: 15px; }

/* Carousel Stipjes (Dots) */
.carousel-dots {
    padding: 15px 0;
    background: var(--bg-card);
    display: flex;
    justify-content: center;
    gap: 8px;
    border-top: 1px solid var(--border);
}

.dot {
    width: 10px;
    height: 10px;
    background: #334155;
    border-radius: 50%;
    cursor: pointer;
    transition: background 0.3s;
}

.dot.active {
    background: var(--primary);
    box-shadow: 0 0 8px var(--primary);
}

/* Werkwijze */
.werkwijze {
    padding: 80px 0;
    background-color: #12141a;
    text-align: center;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.step {
    position: relative;
}

.step-num {
    display: inline-block;
    width: 50px;
    height: 50px;
    line-height: 50px;
    background-color: var(--bg-card);
    border: 2px solid var(--primary);
    color: var(--primary);
    border-radius: 50%;
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 20px;
}

.step h4 {
    margin-bottom: 10px;
    font-size: 1.2rem;
}

.step p {
    color: var(--text-muted);
}

/* Contact Formulier */
.contact {
    padding: 80px 0;
    text-align: center;
}

.contact p {
    color: var(--text-muted);
    margin-bottom: 40px;
}

form {
    background-color: var(--bg-card);
    border: 1px solid var(--border);
    padding: 40px;
    border-radius: 8px;
    text-align: left;
}

.form-group {
    margin-bottom: 25px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
}

select, textarea {
    width: 100%;
    background-color: var(--bg-dark);
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 12px;
    border-radius: 4px;
    font-size: 1rem;
    outline: none;
}

select:focus, textarea:focus {
    border-color: var(--primary);
}

.btn-submit {
    width: 100%;
    background-color: var(--primary);
    color: #000;
    border: none;
    padding: 14px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 4px;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-submit:hover {
    background-color: var(--primary-hover);
}

/* Succes Box & Telegram */
.hidden {
    display: none !important;
}

.success-box {
    background-color: rgba(0, 255, 136, 0.05);
    border: 2px solid var(--primary);
    padding: 40px;
    border-radius: 8px;
    margin-top: 20px;
}

.success-box h3 {
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: 15px;
}

.btn-telegram {
    display: inline-block;
    background-color: #0088cc;
    color: #fff;
    text-decoration: none;
    padding: 14px 28px;
    border-radius: 4px;
    font-weight: 600;
    margin-top: 25px;
    transition: background 0.3s;
}

.btn-telegram:hover {
    background-color: #006699;
}

/* Footer */
footer {
    padding: 40px 0;
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
    header .container { flex-direction: column; gap: 15px; }
    nav a { margin: 0 10px; }
    .hero h1 { font-size: 2.2rem; }
    .carousel-slider { height: 320px; } /* Iets compacter op mobiel */
    form { padding: 20px; }
}