:root {
    --bg-color: #fafafa;
    --text-color: #212529;
    --text-muted: #6c757d;
    --border-color: #e9ecef;
    --accent-color: #a3c26b; /* Lighter Custom Green */
    --accent-hover: #8dab57;
    
    --container-width: 1400px;
    --container-padding: 2rem;
    
    --font-primary: 'Inter', sans-serif;
    
    --transition-standard: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
    --bg-color: #1a1a1a;
    --text-color: #f8f9fa;
    --text-muted: #adb5bd;
    --border-color: #343a40;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-primary);
    line-height: 1.6;
    transition: background-color 0.5s ease, color 0.5s ease;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.03em;
}

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

/* Layout */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: 8rem 0;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    padding: 1.5rem 0;
    background-color: transparent;
    transition: var(--transition-standard);
}

.navbar.scrolled {
    background-color: var(--bg-color);
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-color);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}

.brand {
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.05em;
    display: flex;
    align-items: center;
}

.brand img {
    height: 32px;
    width: auto;
    display: block;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 400;
    position: relative;
    padding: 0.5rem 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0%;
    height: 1px;
    background-color: var(--text-color);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.theme-btn {
    background: none;
    border: none;
    color: var(--text-color);
    font-family: var(--font-primary);
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition-standard);
}

.theme-btn:hover {
    color: var(--accent-color);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 1.1rem 2.5rem;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-standard);
    border: 1px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #1a1a1a;
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-4px);
}

.btn-outline {
    background-color: transparent;
    border-color: var(--text-color);
    color: var(--text-color);
}

.btn-outline:hover {
    background-color: var(--text-color);
    color: var(--bg-color);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 10rem;
}

.hero-title {
    font-size: clamp(3.5rem, 8vw, 7.5rem);
    margin-bottom: 2rem;
    max-width: 1100px;
}

.hero-subtitle {
    font-size: clamp(1.2rem, 2vw, 1.5rem);
    color: var(--text-muted);
    font-weight: 300;
    max-width: 600px;
    margin-bottom: 3rem;
}

.hero-actions {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

.delay-1 { transition-delay: 0.15s; }
.delay-2 { transition-delay: 0.3s; }

/* Custom Cursor Removed */

/* Content Sections */
.section-header {
    margin-bottom: 4rem;
    max-width: 600px;
}

.eyebrow {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    text-transform: uppercase;
    display: block;
    margin-bottom: 1rem;
}

/* Services */
.bg-light-panel {
    background-color: #fff;
    padding: 6rem 4rem;
}

[data-theme="dark"] .bg-light-panel {
    background-color: #111;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.service-card {
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

/* Portfolio */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-card {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.portfolio-img-wrapper {
    width: 100%;
    aspect-ratio: 4/3;
    background-color: var(--border-color);
    overflow: hidden;
    position: relative;
}

.portfolio-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.portfolio-card:hover .portfolio-img-wrapper img {
    transform: scale(1.05);
}

.portfolio-info {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.portfolio-category {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.portfolio-title {
    font-size: 1.5rem;
    color: var(--text-color);
}

/* Contact & Footer */
.bg-dark-panel {
    background-color: #000;
    color: #fff;
    padding: 8rem 4rem;
    text-align: center;
}

[data-theme="dark"] .bg-dark-panel {
    background-color: #1a1a1a;
    border: 1px solid var(--border-color);
}

.bg-dark-panel h2 {
    color: #fff;
}

.bg-dark-panel p {
    color: #aaa;
    margin-top: 1rem;
    font-size: 1.2rem;
}

.footer {
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--border-color);
    margin-top: 4rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-col .brand img {
    margin-left: -6px;
}

.footer-col h4 {
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.footer-col a {
    display: block;
    margin-bottom: 0.8rem;
    color: var(--text-muted);
}

.footer-col a:hover {
    color: var(--text-color);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 2rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-legal {
    display: flex;
    gap: 2rem;
}

/* Logo Carousel */
.logo-carousel-section {
    padding: 4rem 0;
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-color);
    overflow: hidden;
    display: flex;
    align-items: center;
}

.logo-carousel {
    display: flex;
    width: max-content;
    animation: scrollLogos 25s linear infinite;
}

.logo-carousel:hover {
    animation-play-state: paused;
}

.logo-group {
    display: flex;
    gap: 6rem;
    align-items: center;
    padding-right: 6rem;
}

.logo-group img {
    height: 38px;
    filter: grayscale(100%) opacity(0.5);
    transition: filter 0.4s ease, transform 0.4s ease;
}

.logo-group img:hover {
    filter: grayscale(0%) opacity(1);
    transform: scale(1.1);
}

@keyframes scrollLogos {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* Accordion Component - Swiss Design */
.accordion-list { display: flex; flex-direction: column; gap: 0; border-top: 1px solid var(--border-color); }
.accordion-item { background: transparent !important; border: none; border-bottom: 1px solid var(--border-color); border-radius: 0; overflow: hidden; transition: all 0.3s ease; }
.accordion-item:hover { border-color: var(--text-color); }
.accordion-item summary { 
    padding: 2rem 0; 
    font-weight: 400; 
    color: var(--text-color);
    display: flex; 
    justify-content: space-between; 
    align-items: center;
    cursor: pointer; 
    list-style: none;
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    letter-spacing: -0.02em;
}
.accordion-item summary .icon { font-size: 2rem; font-weight: 300; transition: transform 0.3s ease; }
.accordion-item[open] summary .icon { transform: rotate(45deg); color: var(--accent-color); }
.accordion-item summary::-webkit-details-marker { display: none; }
.accordion-content { 
    padding: 0 0 2.5rem 0; 
    color: var(--text-muted); 
    font-size: 1.15rem;
    line-height: 1.6;
    max-width: 800px;
    animation: fadeInDown 0.3s ease forwards;
}

/* Feedback Component */
.feedback-grid::-webkit-scrollbar { display: none; }
.feedback-slider-container { position: relative; }
.feedback-nav {
    background: transparent;
    border: 1px solid var(--text-color);
    border-radius: 0;
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--text-color);
    -webkit-appearance: none;
    appearance: none;
}
.feedback-nav:hover { background: var(--text-color); color: var(--bg-color); }

@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-10px); }
    to { opacity: 1; transform: translateY(0); }
}

body.dark-theme .accordion-item { background: transparent !important; border-color: var(--border-color); }
body.dark-theme .accordion-item summary { color: var(--text-color); }
body.dark-theme .accordion-item:hover { border-color: var(--accent-color); }
body.dark-theme .feedback-card { background: transparent !important; border-color: var(--border-color) !important; }
body.dark-theme .feedback-card p.text { color: var(--text-color) !important; }
body.dark-theme .feedback-card .quote-mark { color: var(--accent-color) !important; }

/* Slideshow Component */
.slideshow-container {
    position: relative;
    width: 100%;
    overflow: hidden;
    background-color: var(--border-color);
}

.slide {
    display: none;
    width: 100%;
    height: 100%;
}

.slide.active {
    display: block;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    animation: fadeReveal 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes fadeReveal {
    from {opacity: 0; transform: scale(1.05);}
    to {opacity: 1; transform: scale(1);}
}

.prev, .next {
    cursor: pointer;
    position: absolute;
    top: 50%;
    width: 4rem;
    height: 4rem;
    transform: translateY(-50%);
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgba(0, 0, 0, 0.4);
    color: #fff;
    font-size: 1.5rem;
    transition: background-color 0.3s ease;
    z-index: 10;
    border: none;
    backdrop-filter: blur(4px);
}

.next {
    right: 0;
}

.prev:hover, .next:hover {
    background-color: var(--accent-color);
    color: #000;
}

.dot-container {
    text-align: center;
    position: absolute;
    bottom: 2rem;
    width: 100%;
    z-index: 10;
    display: flex;
    justify-content: center;
    gap: 0.5rem;
}

.dot {
    cursor: pointer;
    height: 4px;
    width: 40px;
    background-color: rgba(255, 255, 255, 0.4);
    display: inline-block;
    transition: background-color 0.3s ease;
}

.dot.active, .dot:hover {
    background-color: var(--accent-color);
}

/* Page Header for Subpages */
.page-header {
    padding: 12rem 0 6rem;
    background-color: var(--bg-color);
    border-bottom: 1px solid var(--border-color);
}

.page-title {
    font-size: clamp(3rem, 6vw, 5rem);
    margin-bottom: 1rem;
}

/* Mobile Utilities */
.desktop-only {
    display: flex;
}

@media (max-width: 768px) {
    .desktop-only {
        display: none;
    }
    
    .hero {
        padding-top: 8rem;
    }
    
    .section {
        padding: 5rem 0;
    }
    
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }

    #success-screen > div {
        grid-template-columns: 1fr !important;
        gap: 3rem !important;
    }

    #success-screen > div > div:last-child {
        border-left: none !important;
        padding-left: 0 !important;
        padding-top: 3rem;
        border-top: 1px solid var(--border-color);
    }

    #cookie-banner {
        left: 0 !important;
        bottom: 0 !important;
        width: 100% !important;
        max-width: none !important;
    }
}