:root {
    --primary: #1e293b; /* Ciemny grafit/stalowy */
    --accent: #f59e0b; /* Bursztynowy/Pomarańczowy (Koparki) */
    --text-light: #f4f4f4;
    --text-dark: #333333;
    --bg-body: #f8f9fa;
    --card-bg: #ffffff;
}

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

html {
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: 'Montserrat', sans-serif;
    background-color: var(--bg-body);
    color: var(--text-dark);
    line-height: 1.6;
    overflow-x: hidden;
    width: 100%;
    position: relative;
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

/* Top Bar & Logo */
.top-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: transparent;
    padding: 12px 0;
    z-index: 1000;
    transition: background-color 0.3s, box-shadow 0.3s;
}

.top-bar.scrolled {
    background-color: var(--primary);
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.logo-text {
    font-size: 1rem;
    font-weight: 700;
    color: #fff;
    text-decoration: none;
}
.logo-text span { color: var(--accent); font-weight: 400; }

.top-bar-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-phone {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: color 0.3s;
}

.top-phone:hover {
    color: var(--accent);
}

/* Hero */
.hero {
    padding: 60px 0;
    text-align: center;
    /* Zdjęcie koparki w tle */
    background: linear-gradient(rgba(30, 41, 59, 0.85), rgba(30, 41, 59, 0.85)), url('https://plus.unsplash.com/premium_photo-1661963927439-26e74bee3674?q=80&w=1740&auto=format&fit=crop&ixlib=rb-4.1.0&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D');
    background-size: cover;
    background-position: center bottom;
}

.hero h1 { font-size: 2.5rem; margin-bottom: 10px; color: #fff; text-shadow: 0 2px 10px rgba(0,0,0,0.6); }
.hero p { font-size: 1.2rem; color: var(--accent); font-weight: bold; text-transform: uppercase; letter-spacing: 2px; text-shadow: 0 2px 10px rgba(0,0,0,0.6); }

.btn-main {
    display: inline-block;
    padding: 15px 40px;
    background: var(--accent);
    color: #000; /* Czarny tekst na żółtym tle dla kontrastu */
    text-decoration: none;
    border-radius: 50px;
    font-weight: 700;
    transition: transform 0.3s;
}

.btn-main:hover { transform: scale(1.05); background-color: #d97706; color: #fff; }

/* Przyciski w Headerze */
.cta-row {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    margin-top: 30px;
}

.btn-outline {
    display: inline-block;
    padding: 15px 40px;
    background: transparent;
    color: white;
    text-decoration: none;
    border: 2px solid white;
    border-radius: 50px;
    font-weight: 700;
    transition: all 0.3s;
}

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

.btn-share {
    display: inline-block;
    padding: 15px 30px;
    background: rgba(255,255,255,0.1);
    color: white;
    border: none;
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    font-family: inherit;
    transition: background 0.3s;
    animation: pulse-btn 3s infinite;
}

.btn-share:hover {
    background: rgba(255,255,255,0.2);
}

.btn-share i {
    margin-right: 8px;
}

/* Sticky Call Button (Mobile) */
.sticky-call-btn {
    display: none; /* Domyślnie ukryty na desktopie */
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: #145a32; /* Ciemniejszy zielony */
    color: white;
    text-decoration: none;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    justify-content: center;
    font-weight: bold;
    box-shadow: 0 4px 15px rgba(0,0,0,0.3);
    z-index: 2000;
    align-items: center;
    font-size: 1.5rem;
    animation: pulse-btn 3s infinite; /* Wykorzystujemy istniejącą animację */
}

.sticky-call-btn i {
    margin-right: 0;
    animation: phone-ring 2s infinite;
}

@keyframes phone-ring {
    0% { transform: rotate(0deg); }
    10% { transform: rotate(-20deg); }
    20% { transform: rotate(20deg); }
    30% { transform: rotate(-20deg); }
    40% { transform: rotate(20deg); }
    50% { transform: rotate(0deg); }
    100% { transform: rotate(0deg); }
}

@keyframes pulse-btn {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4);
    }
    70% {
        transform: scale(1.02);
        box-shadow: 0 0 0 6px rgba(255, 255, 255, 0);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
    }
}

.section-cta {
    margin-top: 40px;
    text-align: center;
}

/* Services */
.services { padding: 80px 0; }
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 15px;
    border: 2px solid transparent;
    border-bottom: 4px solid var(--accent);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.5s ease, box-shadow 0.5s ease, border-color 0.5s ease, background-color 0.5s ease;
}

.service-card:hover { transform: translateY(-10px); }

.service-card.active-card {
    transform: scale(1.05);
    background-color: #f2f2f2;
    border-color: var(--accent);
    box-shadow: 0 15px 30px rgba(0,0,0,0.2), 0 0 25px rgba(245, 158, 11, 0.4);
    z-index: 2;
}

.service-card .icon { font-size: 3rem; margin-bottom: 20px; display: block; color: var(--accent); }
.service-card h3 { margin-bottom: 20px; font-size: 1.5rem; border-bottom: 1px solid #eee; padding-bottom: 10px; color: var(--primary); }

.service-card ul { list-style: none; }
.service-card li { margin-bottom: 10px; padding-left: 20px; position: relative; font-size: 0.95rem; color: #555; transition: color 0.3s, font-weight 0.3s; }
.service-card li::before { content: '✓'; position: absolute; left: 0; color: var(--accent); }

.service-card.active-card li {
    color: #000;
    font-weight: 700;
}

/* Why Us Section */
.why-us {
    padding: 80px 0;
    background-color: #fff;
    text-align: center;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.why-card {
    background: var(--bg-body);
    padding: 30px;
    border-radius: 15px;
    border-top: 4px solid var(--accent);
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s;
}

.why-card:hover { transform: translateY(-5px); }

.why-card h3 {
    margin-bottom: 15px;
    color: var(--primary);
    font-size: 1.3rem;
}

/* CTA */
.cta-section {
    padding: 80px 0;
    text-align: center;
    background: var(--primary);
    color: var(--text-light);
}

.cta-section h2 { font-size: 2rem; margin-bottom: 15px; }
.phone-link {
    display: block;
    font-size: 2.2rem;
    color: var(--accent);
    text-decoration: none;
    font-weight: 700;
    margin-top: 20px;
}

/* Formularz Kontaktowy */
.contact-form-wrapper {
    max-width: 600px;
    margin: 40px auto 0;
    background: rgba(255, 255, 255, 0.1);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.contact-form-wrapper h3 { margin-bottom: 20px; color: var(--accent); }

.contact-form { display: flex; flex-direction: column; gap: 15px; }

.form-group {
    text-align: left;
}
.form-group label {
    display: block;
    margin-bottom: 5px;
    font-size: 0.9rem;
}
.contact-form input, .contact-form textarea {
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    border: none;
    font-family: inherit;
}

.contact-form input:focus, .contact-form textarea:focus {
    outline: 2px solid var(--accent);
}

.form-success {
    background: white; color: #333; padding: 20px; border-radius: 10px; margin-top: 20px;
}

/* Mapa Google */
.map-title {
    margin-top: 40px;
    margin-bottom: 20px;
    color: var(--text-light);
    font-size: 1.5rem;
}

.map-wrapper {
    max-width: 600px;
    margin: 0 auto;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

footer { padding: 40px; text-align: center; font-size: 0.8rem; color: #bdc3c7; background-color: #1a1a1a; }

/* Animacje */
.fade-in { opacity: 0; transform: translateY(20px); transition: 0.6s all ease-out; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* Shake Animation (Walidacja) */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

.shake-animation {
    animation: shake 0.5s;
    border: 2px solid #e74c3c !important; /* Czerwona ramka błędu */
}

/* --- Footer Layout --- */
.footer-info {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 8px;
    font-size: 0.9em;
    opacity: 0.9;
    margin-bottom: 15px;
}

.footer-separator {
    display: inline;
}

@media (max-width: 600px) {
    .hero h1 { font-size: 1.8rem; }
    .phone-link { font-size: 1.5rem; }
    .footer-info { flex-direction: column; gap: 5px; }
    .footer-separator { display: none; }
}

/* Przycisk instalacji PWA */
.btn-install {
    margin-top: 10px;
    background-color: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #bdc3c7;
    padding: 6px 15px;
    border-radius: 50px;
    cursor: pointer;
    font-family: inherit;
    font-size: 0.85rem;
    transition: 0.3s;
}
.btn-install:hover { background-color: rgba(255, 255, 255, 0.1); border-color: #fff; color: #fff; }

/* Update banner */
.update-banner {
    display: none; /* Domyślnie ukryty */
    margin: 20px auto 0;
    max-width: 500px;
    background: #2c3e50;
    color: #ffffff;
    padding: 12px 20px;
    border-radius: 10px;
    align-items: center;
    justify-content: center;
    gap: 15px;
    border: 1px solid rgba(255,255,255,0.1);
}

.update-banner.show {
    display: flex;
    animation: fadeIn 0.5s ease-out;
}

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

.update-btn {
    background: var(--accent);
    color: #000;
    border: none;
    padding: 6px 16px;
    border-radius: 20px;
    cursor: pointer;
    font-weight: bold;
    font-family: inherit;
    white-space: nowrap;
}

.close-update-btn {
    background: transparent;
    border: none;
    color: rgba(255,255,255,0.7);
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
    padding: 10px 15px; /* Większy obszar kliknięcia */
    margin-left: 0;
}
.close-update-btn:hover { color: #fff; }

@media (max-width: 600px) {
    .update-banner { flex-direction: column; text-align: center; width: 100%; }
    .update-btn { width: 100%; margin-top: 10px; }
    .sticky-call-btn {
        display: flex;
        opacity: 0;
        visibility: hidden;
        transform: translateY(20px);
        transition: all 0.3s ease-in-out;
    }
    .sticky-call-btn.visible {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    .hero {
        min-height: 70vh;
        display: flex; flex-direction: column; justify-content: center;
    }
    .cta-row {
        flex-direction: column;
    }
    .cta-row .btn-main, .cta-row .btn-outline, .cta-row .btn-share {
        width: 100%;
        display: block;
    }

}