/* Bauwerk Schweiz - Professional Styling */
:root {
    --primary: #0f172a;
    --accent: #f59e0b;
    --accent-hover: #d97706;
    --bg: #f8fafc;
    --card-bg: #ffffff;
    --text: #334155;
    --text-light: #64748b;
    --white: #ffffff;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.6rem;
    color: var(--primary);
    text-decoration: none;
    letter-spacing: 1.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo strong {
    color: var(--accent);
}

.suisse-badge {
    font-size: 0.7rem;
    background: #dc2626;
    color: white;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: bold;
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    gap: 35px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
}

.nav-menu a:hover {
    color: var(--accent);
}

.lang-switch {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.9rem;
    background: #f1f5f9;
    padding: 6px 12px;
    border-radius: 20px;
}

.lang-switch button {
    background: none;
    border: none;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-light);
    padding: 2px 6px;
    border-radius: 4px;
    transition: var(--transition);
}

.lang-switch button.active {
    background: var(--primary);
    color: var(--white);
}

/* Hero Section */
.hero {
    position: relative;
    padding: 200px 0 140px;
    background: url('https://images.unsplash.com/photo-1600585154340-be6161a56a0c?auto=format&fit=crop&w=1920&q=85') center/cover no-repeat;
    color: var(--white);
    text-align: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(15, 23, 42, 0.92) 100%);
    z-index: 1;
}

.hero .container {
    position: relative;
    z-index: 2;
}

.badge {
    display: inline-block;
    background: rgba(245, 158, 11, 0.2);
    color: var(--accent);
    border: 1px solid rgba(245, 158, 11, 0.4);
    padding: 8px 20px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 25px;
    letter-spacing: 0.5px;
}

.hero h1 {
    font-size: 3rem;
    max-width: 900px;
    margin: 0 auto 20px;
    line-height: 1.15;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto 35px;
    color: #cbd5e1;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: var(--accent);
    color: var(--primary);
    box-shadow: 0 4px 15px rgba(245, 158, 11, 0.3);
}

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

.btn-whatsapp {
    background-color: #25d366;
    color: var(--white);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    background-color: #1ebe5d;
    transform: translateY(-2px);
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* Services */
.services {
    padding: 110px 0;
    background: var(--bg);
}

.section-title {
    text-align: center;
    font-size: 2.25rem;
    margin-bottom: 15px;
    color: var(--primary);
    font-weight: 700;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 60px;
    font-size: 1.05rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--card-bg);
    padding: 45px 35px;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.04);
    transition: var(--transition);
    border: 1px solid #e2e8f0;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.08);
    border-color: var(--accent);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 25px;
}

.service-card h3 {
    font-size: 1.35rem;
    margin-bottom: 15px;
    color: var(--primary);
}

.service-card p {
    color: var(--text-light);
    font-size: 1rem;
    line-height: 1.7;
}

/* Portfolio Section */
.portfolio {
    padding: 110px 0;
    background: var(--white);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
    gap: 30px;
}

.portfolio-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    height: 320px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.06);
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.portfolio-item:hover img {
    transform: scale(1.08);
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 30px 25px;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.9), transparent);
    color: var(--white);
}

.portfolio-overlay span {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--accent);
    font-weight: 700;
    display: block;
    margin-bottom: 6px;
}

.portfolio-overlay h4 {
    font-size: 1.25rem;
    font-weight: 600;
}

/* About */
.about {
    padding: 110px 0;
    background: var(--bg);
}

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

.about-text h2 {
    font-size: 2.25rem;
    margin-bottom: 25px;
    color: var(--primary);
    font-weight: 700;
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 25px;
    font-size: 1.05rem;
    line-height: 1.7;
}

.about-list {
    list-style: none;
}

.about-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
    font-weight: 600;
    color: var(--primary);
    font-size: 1.05rem;
}

.about-list i {
    color: var(--accent);
    font-size: 1.2rem;
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 25px;
}

.stat-box {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    border: 1px solid #e2e8f0;
}

.stat-box h3 {
    font-size: 3rem;
    color: var(--accent);
    margin-bottom: 8px;
    font-weight: 800;
}

.stat-box p {
    font-size: 0.95rem;
    color: var(--text-light);
    font-weight: 500;
}

/* Contact */
.contact {
    padding: 110px 0;
    background: var(--white);
}

.contact-form {
    max-width: 650px;
    margin: 0 auto;
    background: var(--bg);
    padding: 50px;
    border-radius: 16px;
    box-shadow: 0 15px 40px rgba(0,0,0,0.04);
    border: 1px solid #e2e8f0;
}

.form-group {
    margin-bottom: 22px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 1px solid #cbd5e1;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    outline: none;
    transition: var(--transition);
    background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.15);
}

.form-footer-note {
    text-align: center;
    margin-top: 20px;
    font-size: 0.95rem;
    color: var(--text-light);
}

.form-footer-note a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 600;
}

.form-footer-note a:hover {
    text-decoration: underline;
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 35px;
    right: 35px;
    background-color: #25d366;
    color: var(--white);
    width: 65px;
    height: 65px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    text-decoration: none;
}

.whatsapp-float:hover {
    transform: scale(1.1) rotate(5deg);
}

/* Footer */
footer {
    background: var(--primary);
    color: #94a3b8;
    text-align: center;
    padding: 40px 0;
    font-size: 0.95rem;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
    align-items: center;
}

.footer-contact {
    color: #cbd5e1;
    font-size: 0.9rem;
}

.footer-contact i {
    color: var(--accent);
    margin-right: 5px;
    margin-left: 15px;
}
.footer-contact i:first-child {
    margin-left: 0;
}

/* Responsive */
@media (max-width: 992px) {
    .about-grid {
        grid-template-columns: 1fr;
    }
    .hero h1 {
        font-size: 2.3rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    .hero {
        padding: 160px 0 100px;
    }
    .hero h1 {
        font-size: 2rem;
    }
    .contact-form {
        padding: 30px 20px;
    }
}