/* ==========================================================================
   De Vloerendesigner — Main Stylesheet
   ========================================================================== */

/* ---------- Custom Properties ---------- */
:root {
    --color-bg: #fafaf8;
    --color-white: #ffffff;
    --color-dark: #2d2420;
    --color-gold: #c9a96e;
    --color-black: #1a1a1a;
    --color-gray: #888888;
    --color-gray-light: #eeeeee;
    --color-bg-alt: #f5f2ee;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --container-width: 1140px;
    --radius: 6px;
    --transition: 0.3s ease;
}

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-black);
    background: var(--color-bg);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

a:hover {
    color: var(--color-dark);
}

ul {
    list-style: none;
}

/* ---------- Container ---------- */
.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-block;
    padding: 0.85rem 2rem;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition);
    text-align: center;
}

.btn-primary {
    background: var(--color-gold);
    color: var(--color-black);
    border-color: var(--color-gold);
}

.btn-primary:hover {
    background: #b8953d;
    border-color: #b8953d;
    color: var(--color-white);
}

.btn-secondary {
    background: transparent;
    color: var(--color-dark);
    border-color: var(--color-dark);
}

.btn-secondary:hover {
    background: var(--color-dark);
    color: var(--color-white);
}

.btn-outline {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.6);
}

/* ---------- Header ---------- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-light);
    transition: box-shadow var(--transition);
}

.site-header.scrolled {
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.site-logo {
    text-decoration: none;
}

.logo-text {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-dark);
    letter-spacing: 0.08em;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-list {
    display: flex;
    gap: 0.25rem;
}

.nav-list li a {
    display: block;
    padding: 0.5rem 0.85rem;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-gray);
    letter-spacing: 0.03em;
    text-transform: uppercase;
    border-radius: var(--radius);
    transition: all var(--transition);
}

.nav-list li a:hover,
.nav-list li.current-menu-item a,
.nav-list li.current_page_item a {
    color: var(--color-dark);
    background: var(--color-bg-alt);
}

/* Hamburger */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1001;
}

.hamburger,
.hamburger::before,
.hamburger::after {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-dark);
    transition: all var(--transition);
}

.hamburger {
    position: relative;
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    left: 0;
}

.hamburger::before {
    top: -7px;
}

.hamburger::after {
    top: 7px;
}

.menu-toggle[aria-expanded="true"] .hamburger {
    background: transparent;
}

.menu-toggle[aria-expanded="true"] .hamburger::before {
    top: 0;
    transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .hamburger::after {
    top: 0;
    transform: rotate(-45deg);
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--color-dark);
    background-size: cover;
    background-position: center;
    margin-top: 72px;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(45, 36, 32, 0.85), rgba(45, 36, 32, 0.7));
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--color-white);
}

.hero-label {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 1rem;
}

.hero h1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 300;
    line-height: 1.15;
    margin-bottom: 0.75rem;
}

.hero-sub {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 2rem;
    letter-spacing: 0.03em;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Page hero (subpages) */
.page-hero {
    position: relative;
    padding: 8rem 0 4rem;
    background: var(--color-dark);
    text-align: center;
    color: var(--color-white);
    margin-top: 72px;
}

.page-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(45, 36, 32, 0.9), rgba(45, 36, 32, 0.8));
}

.page-hero .container {
    position: relative;
    z-index: 1;
}

.page-hero h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 300;
    margin-bottom: 0.5rem;
}

/* ---------- USP Bar ---------- */
.usp-bar {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-light);
}

.usp-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
}

.usp-item {
    padding: 2rem 1rem;
    text-align: center;
    border-right: 1px solid var(--color-gray-light);
}

.usp-item:last-child {
    border-right: none;
}

.usp-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-gold);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.usp-label {
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-gray);
}

/* ---------- Sections ---------- */
.section {
    padding: 5rem 0;
}

.section--alt {
    background: var(--color-bg-alt);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-gold);
    margin-bottom: 0.5rem;
}

.section-header h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 600;
    color: var(--color-dark);
}

.section-cta {
    text-align: center;
    margin-top: 2.5rem;
}

/* ---------- Diensten Grid (homepage) ---------- */
.diensten-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.dienst-card {
    background: var(--color-white);
    border: 1px solid var(--color-gray-light);
    border-radius: var(--radius);
    padding: 2rem 1.5rem;
    text-align: center;
    transition: all var(--transition);
}

.dienst-card:hover {
    border-color: var(--color-gold);
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
}

.dienst-icon {
    width: 56px;
    height: 56px;
    background: var(--color-bg-alt);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: var(--color-gold);
}

.dienst-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.25rem;
}

.dienst-card p {
    font-size: 0.85rem;
    color: var(--color-gray);
}

/* ---------- Diensten Page ---------- */
.dienst-section {
    padding: 4rem 0;
}

.dienst-section--alt {
    background: var(--color-bg-alt);
}

.dienst-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.dienst-section--alt .dienst-row {
    direction: rtl;
}

.dienst-section--alt .dienst-row > * {
    direction: ltr;
}

.dienst-image-placeholder,
.over-ons-image-placeholder,
.project-placeholder {
    background: var(--color-bg-alt);
    border-radius: var(--radius);
    aspect-ratio: 4 / 3;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gray);
    font-size: 0.85rem;
}

.dienst-info h2 {
    font-size: 1.75rem;
    color: var(--color-dark);
    margin-bottom: 1rem;
}

.dienst-info p {
    color: #555;
    margin-bottom: 1.25rem;
    line-height: 1.7;
}

.dienst-kenmerken {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.dienst-kenmerken li {
    padding: 0.35rem 0.85rem;
    font-size: 0.8rem;
    font-weight: 500;
    background: var(--color-bg-alt);
    border-radius: 100px;
    color: var(--color-dark);
}

.dienst-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* ---------- Projecten Grid ---------- */
.project-filters {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1.25rem;
    font-size: 0.8rem;
    font-weight: 500;
    background: var(--color-white);
    border: 1px solid var(--color-gray-light);
    border-radius: 100px;
    cursor: pointer;
    transition: all var(--transition);
    color: var(--color-gray);
    font-family: var(--font-family);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--color-dark);
    color: var(--color-white);
    border-color: var(--color-dark);
}

.projecten-grid,
.projecten-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.project-card,
.project-preview-card {
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--color-white);
    border: 1px solid var(--color-gray-light);
    transition: all var(--transition);
}

.project-card:hover,
.project-preview-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.project-card[hidden] {
    display: none;
}

.project-card-image,
.project-preview-card {
    position: relative;
    overflow: hidden;
}

.project-card-image img,
.project-preview-card img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    transition: transform var(--transition);
}

.project-card:hover .project-card-image img,
.project-preview-card:hover img {
    transform: scale(1.05);
}

.project-card-overlay,
.project-preview-overlay {
    position: absolute;
    inset: 0;
    background: rgba(45, 36, 32, 0);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition);
}

.project-card:hover .project-card-overlay,
.project-preview-card:hover .project-preview-overlay {
    background: rgba(45, 36, 32, 0.5);
}

.project-card-zoom {
    font-size: 2rem;
    color: var(--color-white);
    opacity: 0;
    transition: opacity var(--transition);
}

.project-card:hover .project-card-zoom {
    opacity: 1;
}

.project-preview-overlay h3 {
    color: var(--color-white);
    opacity: 0;
    transition: opacity var(--transition);
    font-size: 1rem;
}

.project-preview-card:hover .project-preview-overlay h3 {
    opacity: 1;
}

.project-card-info {
    padding: 1rem 1.25rem;
}

.project-card-info h3 {
    font-size: 0.95rem;
    color: var(--color-dark);
    margin-bottom: 0.25rem;
}

.project-card-info p {
    font-size: 0.8rem;
    color: var(--color-gray);
}

.no-projects {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--color-gray);
    padding: 3rem 0;
}

/* ---------- Over Ons ---------- */
.over-ons-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.over-ons-text h2 {
    font-size: 1.75rem;
    color: var(--color-dark);
    margin-bottom: 1.25rem;
}

.over-ons-text p {
    color: #555;
    margin-bottom: 1rem;
    line-height: 1.7;
}

.over-ons-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-gray-light);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-gold);
    line-height: 1;
}

.stat-label {
    font-size: 0.75rem;
    color: var(--color-gray);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.waarom-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.waarom-item {
    background: var(--color-white);
    padding: 2rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-gray-light);
}

.waarom-item h3 {
    font-size: 1.1rem;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.waarom-item p {
    font-size: 0.9rem;
    color: #555;
}

/* ---------- CTA Bar ---------- */
.cta-bar {
    background: var(--color-dark);
    padding: 4rem 0;
    text-align: center;
    color: var(--color-white);
}

.cta-content h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 300;
    margin-bottom: 0.5rem;
    color: var(--color-white);
}

.cta-content p {
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 1.5rem;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* ---------- Offerte Form ---------- */
.offerte-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    align-items: start;
}

.offerte-form {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--radius);
    border: 1px solid var(--color-gray-light);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    font-family: var(--font-family);
    border: 1px solid var(--color-gray-light);
    border-radius: var(--radius);
    background: var(--color-bg);
    transition: border-color var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-gold);
}

.form-note {
    font-size: 0.8rem;
    color: var(--color-gray);
    margin-top: 0.75rem;
}

.offerte-success {
    background: #f0faf0;
    border: 1px solid #c3e6c3;
    padding: 2rem;
    border-radius: var(--radius);
    text-align: center;
}

.offerte-success h3 {
    color: #2d7a2d;
    margin-bottom: 0.5rem;
}

.offerte-error {
    background: #faf0f0;
    border: 1px solid #e6c3c3;
    padding: 1rem 1.5rem;
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
    color: #7a2d2d;
}

.sidebar-card {
    background: var(--color-white);
    border: 1px solid var(--color-gray-light);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.sidebar-card h3 {
    font-size: 1rem;
    color: var(--color-dark);
    margin-bottom: 0.5rem;
}

.sidebar-card ul {
    padding-left: 1.25rem;
    list-style: disc;
}

.sidebar-card ul li {
    font-size: 0.9rem;
    color: #555;
    margin-bottom: 0.25rem;
}

.sidebar-phone {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gold);
    margin-top: 0.5rem;
}

/* ---------- Contact ---------- */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h2 {
    font-size: 1.75rem;
    color: var(--color-dark);
    margin-bottom: 1.5rem;
}

.contact-details {
    margin-bottom: 2rem;
}

.contact-item {
    padding: 1rem 0;
    border-bottom: 1px solid var(--color-gray-light);
    display: flex;
    gap: 1rem;
}

.contact-item strong {
    min-width: 100px;
    color: var(--color-dark);
    font-size: 0.85rem;
}

.contact-item span,
.contact-item a {
    color: #555;
    font-size: 0.95rem;
}

/* ---------- Footer ---------- */
.site-footer {
    background: var(--color-black);
    color: rgba(255, 255, 255, 0.5);
    padding: 3rem 0 0;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 2rem;
}

.footer-logo {
    font-size: 1.1rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    color: var(--color-gold);
    margin-bottom: 0.5rem;
}

.footer-tagline {
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.footer-address {
    font-size: 0.85rem;
    line-height: 1.6;
}

.footer-col h4 {
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-white);
    margin-bottom: 1rem;
}

.footer-col ul li {
    margin-bottom: 0.5rem;
}

.footer-col ul li a {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    transition: color var(--transition);
}

.footer-col ul li a:hover {
    color: var(--color-gold);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1.25rem 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.8rem;
}

/* ---------- Floating Phone ---------- */
.floating-phone {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 999;
    width: 56px;
    height: 56px;
    background: var(--color-gold);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    box-shadow: 0 4px 20px rgba(201, 169, 110, 0.4);
    transition: all var(--transition);
}

.floating-phone:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 25px rgba(201, 169, 110, 0.6);
    color: var(--color-white);
}

/* ---------- Lightbox ---------- */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(0, 0, 0, 0.92);
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox[hidden] {
    display: none;
}

.lightbox-img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: var(--radius);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: none;
    border: none;
    color: var(--color-white);
    font-size: 2rem;
    cursor: pointer;
    padding: 1rem;
    transition: opacity var(--transition);
    font-family: var(--font-family);
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    opacity: 0.7;
}

.lightbox-close {
    top: 1rem;
    right: 1.5rem;
    font-size: 2.5rem;
}

.lightbox-prev {
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 3rem;
}

.lightbox-next {
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 3rem;
}

/* ---------- Fade In Animation ---------- */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
    .diensten-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .projecten-grid,
    .projecten-preview-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .dienst-row {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .dienst-section--alt .dienst-row {
        direction: ltr;
    }

    .over-ons-content {
        grid-template-columns: 1fr;
    }

    .contact-layout {
        grid-template-columns: 1fr;
    }

    .offerte-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }

    .main-nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-white);
        flex-direction: column;
        align-items: stretch;
        padding: 5rem 1.5rem 2rem;
        box-shadow: -5px 0 30px rgba(0, 0, 0, 0.1);
        transition: right var(--transition);
        gap: 0;
    }

    .main-nav.open {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        gap: 0;
    }

    .nav-list li a {
        padding: 0.85rem 0;
        font-size: 0.95rem;
        border-bottom: 1px solid var(--color-gray-light);
        border-radius: 0;
    }

    .hero {
        min-height: 70vh;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .usp-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .usp-item:nth-child(2) {
        border-right: none;
    }

    .diensten-grid,
    .projecten-grid,
    .projecten-preview-grid {
        grid-template-columns: 1fr;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .waarom-grid {
        grid-template-columns: 1fr;
    }

    .hero-buttons,
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .usp-grid {
        grid-template-columns: 1fr 1fr;
    }

    .page-hero {
        padding: 6rem 0 3rem;
    }

    .section {
        padding: 3rem 0;
    }

    .offerte-form {
        padding: 1.5rem;
    }
}