/* style.css - Minimalist Light Theme premium styling designed for MB Netwerkinstallaties */

:root {
    /* Color Palette - Premium Light */
    --bg-light: #ffffff;
    --bg-card: #f8f9fa;
    --bg-card-hover: #ffffff;
    --text-primary: #1a1a1a;
    --text-secondary: #5a5a5a;
    --accent-color: #b89758; /* Subtle metallic gold for B&O premium feel */
    --accent-hover: #d4af37;
    --border-color: rgba(0, 0, 0, 0.08);
    --glass-bg: rgba(255, 255, 255, 0.92);

    /* Typography */
    --font-main: 'Futura', 'Trebuchet MS', 'Jost', sans-serif;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-slow: 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px; /* Offset for sticky header */
}

body {
    font-family: var(--font-main);
    background-color: var(--bg-light);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section-padding {
    padding: 100px 0;
}

.text-accent {
    color: var(--accent-color);
}

/* Typography Utilities */
.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
    max-width: 650px;
}

.title-line {
    width: 60px;
    height: 2px;
    background-color: var(--accent-color);
    margin-bottom: 1.5rem;
}

/* Navigation - Glassmorphism */
/* Navigation - Glassmorphism & High Contrast */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-normal);
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.65) 0%, rgba(0, 0, 0, 0) 100%);
}

.navbar.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--border-color);
    padding: 14px 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Logo with Pure White Letters (Transparent PNG) */
.logo {
    display: inline-flex;
    align-items: center;
    background: transparent !important;
    padding: 0 !important;
    border-radius: 0 !important;
    box-shadow: none !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border: none !important;
    transition: all var(--transition-fast);
}

.logo:hover {
    background: transparent !important;
    transform: translateY(-1px);
    box-shadow: none !important;
}

.logo img {
    height: 42px;
    width: auto;
    display: block;
    filter: none !important;
    transition: filter var(--transition-fast);
}

/* Scrolled state: logo transitions to black letters on white navbar */
.navbar.scrolled .logo img {
    filter: brightness(0) !important;
}

.nav-links {
    display: flex;
    gap: 32px;
}

/* Links over dark Hero header */
.nav-link {
    font-size: 0.98rem;
    color: #ffffff;
    font-weight: 500;
    position: relative;
    padding-bottom: 5px;
    letter-spacing: 0.5px;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.6);
    transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-color);
    transition: width var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Links when scrolled (light background) */
.navbar.scrolled .nav-link {
    color: var(--text-primary);
    text-shadow: none;
}

.navbar.scrolled .nav-link:hover,
.navbar.scrolled .nav-link.active {
    color: var(--accent-color);
}

/* Hamburger for Mobile */
.hamburger {
    display: none;
    cursor: pointer;
    flex-direction: column;
    gap: 6px;
    z-index: 1001;
}

.hamburger .bar {
    width: 26px;
    height: 2px;
    background-color: #ffffff;
    transition: all var(--transition-fast);
}

.navbar.scrolled .hamburger .bar {
    background-color: var(--text-primary);
}

/* Hero Section */
.hero {
    height: 100vh;
    min-height: 650px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-image: url('room.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(10, 10, 10, 0.45) 0%, rgba(10, 10, 10, 0.82) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 850px;
    padding: 0 24px;
    margin-top: 40px;
}

.hero-subtitle {
    font-size: 0.9rem;
    letter-spacing: 4px;
    color: var(--accent-color);
    margin-bottom: 20px;
    text-transform: uppercase;
}

.hero-title {
    font-size: 4.2rem;
    font-weight: 300;
    margin-bottom: 24px;
    line-height: 1.15;
    color: #ffffff;
}

.hero-description {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 40px;
    max-width: 680px;
    margin-left: auto;
    margin-right: auto;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* Trust Bar */
.trust-bar {
    background-color: #f1f3f5;
    border-bottom: 1px solid var(--border-color);
    padding: 24px 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-size: 0.95rem;
    font-weight: 500;
    color: var(--text-primary);
}

.trust-item i {
    font-size: 1.2rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 15px 34px;
    border-radius: 2px;
    font-size: 0.95rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-weight: 500;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 1px solid transparent;
}

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

.btn-primary:hover {
    background-color: var(--accent-color);
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(184, 151, 88, 0.25);
}

.btn-secondary {
    background-color: transparent;
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-secondary:hover {
    border-color: #ffffff;
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    animation: bounce 2s infinite;
}

.scroll-indicator a {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.5rem;
}

.scroll-indicator a:hover {
    color: var(--accent-color);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-12px);
    }
    60% {
        transform: translateY(-6px);
    }
}

/* Services Section */
.services {
    background-color: var(--bg-card);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: #ffffff;
    padding: 50px 40px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--accent-color);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.06);
    border-color: rgba(184, 151, 88, 0.3);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    margin-bottom: 24px;
    display: inline-block;
}

.service-title {
    font-size: 1.5rem;
    margin-bottom: 16px;
}

.service-desc {
    color: var(--text-secondary);
    margin-bottom: 28px;
    font-size: 0.95rem;
    line-height: 1.6;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
    color: var(--text-primary);
}

.service-link i {
    transition: transform var(--transition-fast);
}

.service-link:hover i {
    transform: translateX(5px);
    color: var(--accent-color);
}

/* Workflow Section */
.workflow {
    background-color: #ffffff;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 30px;
}

.step-card {
    background-color: var(--bg-card);
    padding: 40px 30px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    position: relative;
    transition: all var(--transition-normal);
}

.step-card:hover {
    border-color: var(--accent-color);
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.04);
}

.step-number {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--accent-color);
    opacity: 0.8;
    margin-bottom: 16px;
}

.step-title {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.step-desc {
    font-size: 0.92rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* About / Why Us Section */
.about {
    background-color: var(--bg-card);
    position: relative;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
}

.about-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.about-features li {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.about-features i {
    margin-top: 5px;
}

.about-features span {
    color: var(--text-secondary);
}

.about-features strong {
    color: var(--text-primary);
    font-weight: 500;
}

/* Abstract Visual for premium feel */
.about-visual {
    position: relative;
    min-height: 380px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.abstract-shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    z-index: 1;
}

.shape-1 {
    width: 280px;
    height: 280px;
    background: rgba(184, 151, 88, 0.18);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: pulse 8s infinite alternate;
}

.shape-2 {
    width: 180px;
    height: 180px;
    background: rgba(0, 0, 0, 0.04);
    bottom: 10%;
    right: 10%;
}

.glass-card {
    position: relative;
    z-index: 2;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.1);
    padding: 40px;
    border-radius: 8px;
    max-width: 420px;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

.quote-icon {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 16px;
    opacity: 0.6;
}

.quote-text {
    font-size: 1.1rem;
    font-weight: 300;
    font-style: italic;
    margin-bottom: 20px;
    line-height: 1.6;
}

.quote-author {
    color: var(--text-secondary);
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    font-weight: 600;
}

@keyframes pulse {
    0% {
        transform: translate(-50%, -50%) scale(0.85);
    }
    100% {
        transform: translate(-50%, -50%) scale(1.15);
    }
}

/* Contact Section */
.contact {
    background-color: #ffffff;
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 60px;
    align-items: start;
}

.contact-sidebar {
    display: flex;
    flex-direction: column;
}

.profile-img {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--accent-color);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    transition: transform var(--transition-normal);
}

.profile-img:hover {
    transform: scale(1.03);
}

.info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 28px;
}

.info-icon {
    width: 48px;
    height: 48px;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    color: var(--accent-color);
    flex-shrink: 0;
}

.info-text h3 {
    font-size: 1.05rem;
    margin-bottom: 4px;
}

.info-text p, .info-text a {
    color: var(--text-secondary);
    font-size: 0.95rem;
    transition: color var(--transition-fast);
}

.info-text a:hover {
    color: var(--accent-color);
}

/* Contact Form Container */
.contact-form-container {
    background-color: var(--bg-card);
    padding: 44px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.02);
}

.form-title {
    font-size: 1.5rem;
    margin-bottom: 24px;
    font-weight: 500;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-primary);
}

input, select, textarea {
    width: 100%;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    padding: 14px 18px;
    color: var(--text-primary);
    font-family: var(--font-main);
    font-size: 0.95rem;
    border-radius: 3px;
    transition: all var(--transition-fast);
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(184, 151, 88, 0.15);
}

textarea {
    resize: vertical;
    min-height: 130px;
}

.submit-btn {
    width: 100%;
    margin-top: 10px;
}

.form-feedback {
    margin-top: 16px;
    padding: 14px;
    border-radius: 3px;
    font-size: 0.92rem;
    display: none;
    text-align: center;
}

.form-feedback.success {
    display: block;
    background-color: rgba(40, 167, 69, 0.1);
    color: #1e7e34;
    border: 1px solid rgba(40, 167, 69, 0.2);
}

.form-feedback.error {
    display: block;
    background-color: rgba(220, 53, 69, 0.1);
    color: #bd2130;
    border: 1px solid rgba(220, 53, 69, 0.2);
}

/* Footer */
.footer {
    background-color: #e9ecef;
    padding: 60px 0 40px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 24px;
}

.footer-brand p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    max-width: 600px;
}

.footer-links p {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 46px;
    height: 46px;
    background-color: var(--text-primary);
    color: #ffffff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--accent-color);
    transform: translateY(-3px);
}

/* Animations */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 {
    transition-delay: 0.1s;
}

.delay-2 {
    transition-delay: 0.2s;
}

.delay-3 {
    transition-delay: 0.3s;
}

/* Responsive adjustments */
@media (max-width: 992px) {
    .about-content,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .hero-title {
        font-size: 3.2rem;
    }

    .contact-form-container {
        padding: 30px;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100vw;
        height: 100vh;
        background-color: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: right var(--transition-normal);
    }

    .nav-links.active {
        right: 0;
    }

    .nav-link {
        font-size: 1.4rem;
    }

    .hero-title {
        font-size: 2.6rem;
    }

    .hero-cta {
        flex-direction: column;
        gap: 15px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .section-padding {
        padding: 70px 0;
    }

    .trust-container {
        flex-direction: column;
        align-items: flex-start;
        padding: 0 10px;
    }

    .popup-banner {
        left: 15px;
        right: 15px;
        bottom: 15px;
        max-width: none;
        padding: 20px;
    }
}

/* Exclusive Announcement Popup Banner */
.popup-banner {
    position: fixed;
    bottom: 30px;
    left: 30px;
    z-index: 1002;
    max-width: 440px;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(184, 151, 88, 0.35);
    border-left: 4px solid var(--accent-color);
    padding: 24px 28px;
    border-radius: 6px;
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.15);
    opacity: 0;
    transform: translateY(30px) scale(0.95);
    transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
}

.popup-banner.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.popup-close {
    position: absolute;
    top: 12px;
    right: 16px;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    line-height: 1;
    padding: 4px;
    transition: color var(--transition-fast);
}

.popup-close:hover {
    color: var(--text-primary);
}

.popup-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: var(--accent-color);
    margin-bottom: 10px;
    text-transform: uppercase;
}

.popup-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
    line-height: 1.35;
}

.popup-text {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 18px;
}

.btn-sm {
    padding: 10px 22px;
    font-size: 0.85rem;
}