/* --- GLOBALNI STILOVI --- */
        :root {
            --primary: #00a896;      /* Tirkizno plava - asocijacija na zdravlje i čistotu */
            --secondary: #028090;    /* Tamnija plava za naglašavanje */
            --dark: #2d3748;         /* Tamno siva za tekst */
            --light-bg: #f7fafc;     /* Svetla pozadina */
            --white: #ffffff;
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }

        body {
            color: var(--dark);
            line-height: 1.6;
            background-color: var(--light-bg);
        }

        /* --- NAVIGACIJA --- */
        header {
            background-color: var(--white);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
        }

        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1200px;
            margin: 0 auto;
            padding: 1rem 2rem;
        }

        .logo h1 {
            font-size: 1.6rem;
            color: var(--secondary);
            font-weight: 700;
        }

        .logo span {
            color: var(--primary);
        }

        nav ul {
            display: flex;
            list-style: none;
        }

        nav ul li {
            margin-left: 2rem;
        }

        nav ul li a {
            color: var(--dark);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s;
        }

        nav ul li a:hover {
            color: var(--primary);
        }

        /* --- HERO SEKCIJA --- */
        .hero {
            background: linear-gradient(rgba(2, 128, 144, 0.8), rgba(2, 128, 144, 0.6)), url('https://unsplash.com') no-repeat center center/cover;
            color: var(--white);
            min-height: 40vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            padding: 2rem 1rem;
        }

        .hero h2 {
            font-size: 3rem;
            margin-bottom: 1rem;
            font-weight: 700;
        }

        .hero p {
            font-size: 1.3rem;
            max-width: 600px;
            margin-bottom: 2.5rem;
        }

        .btn {
            background-color: var(--primary);
            color: var(--white);
            padding: 0.8rem 2rem;
            border: none;
            border-radius: 50px;
            font-weight: 600;
            text-decoration: none;
            box-shadow: 0 4px 15px rgba(0, 168, 150, 0.4);
            transition: transform 0.2s, background-color 0.3s;
        }

        .btn:hover {
            transform: translateY(-2px);
            background-color: #009383;
        }

        /* --- GLAVNI KONTEJNER --- */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 4rem 2rem;
        }

        section {
            background: var(--white);
            padding: 3rem;
            border-radius: 12px;
            box-shadow: 0 4px 6px rgba(0,0,0,0.02);
            margin-bottom: 3rem;
        }

        section h2 {
            color: var(--secondary);
            font-size: 2rem;
            margin-bottom: 1.5rem;
            position: relative;
            padding-bottom: 0.5rem;
        }

        section h2::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 60px;
            height: 4px;
            background-color: var(--primary);
            border-radius: 2px;
        }

        /* --- O NAMA --- */
        .about-text {
            font-size: 1.1rem;
            color: #4a5568;
            margin-bottom: 1.5rem;
        }

        /* --- USLUGE (Jedna kolona) --- */
        .services-list {
            display: flex;
            flex-direction: column;
            gap: 0;
        }

        .service-item {
            padding: 1rem 0;
            border-bottom: 1px solid #edf2f7;
            font-size: 1.1rem;
        }

        .service-item:last-child {
            border-bottom: none;
        }

        .service-item strong {
            color: var(--secondary);
        }

        /* --- KONTAKT & RADNO VREME --- */
        .contact-vertical {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
            font-size: 1.1rem;
        }

        .contact-item {
            padding-bottom: 0.8rem;
            border-bottom: 1px solid #edf2f7;
            margin: 0;
        }

        .contact-item:last-child {
            border-bottom: none;
        }

        .contact-item a {
            color: var(--secondary);
            text-decoration: none;
            font-weight: 600;
        }

        /* --- MOTO / REKLAMA --- */
        .motto-box {
            background-color: #e6fffa;
            border-left: 5px solid var(--primary);
            padding: 1.5rem;
            border-radius: 4px;
            margin-top: 2rem;
            font-style: italic;
            font-size: 1.1rem;
            text-align: center;
            font-weight: 500;
        }

        /* --- FOOTER --- */
        footer {
            background-color: var(--dark);
            color: var(--white);
            text-align: center;
            padding: 2rem;
            margin-top: 4rem;
        }

        /* --- RESPONSIVE --- */
        @media (max-width: 768px) {
            .nav-container {
                flex-direction: column;
                gap: 1rem;
            }
            nav ul li {
                margin: 0 1rem;
            }
            .hero h2 {
                font-size: 2rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            section {
                padding: 1.5rem;
            }
        }