:root {
    --red: #ca3939;
    --red-dark: #a02d2d;
    --darkblue: #0a0d3f;
    --lightblue: #1469a1;
    --white: #ffffff;
    --bg-light: #f4f7fa;
    --bg-blue: #f0f4f8;
    --dark: #1a1c20;
    --grey: #e1e4e8;
    --text-muted: #666;
    --transition: all 0.35s cubic-bezier(0.165, 0.84, 0.44, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--dark);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* HEADER */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 8%;
    background: var(--white);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-top: 4px solid var(--red);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--darkblue);
    letter-spacing: 0.5px;
}

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

#nav-check {
    display: none;
}

.navbar {
    display: flex;
    align-items: center;
    gap: 18px;
}

.nav-main-links {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-pill,
.nav-link-btn,
.contact-btn {
    text-decoration: none;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.82rem;
    letter-spacing: 0.5px;
    border-radius: 999px;
    padding: 12px 18px;
    transition: var(--transition);
    border: 1px solid transparent;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    white-space: nowrap;
}

.nav-pill {
    color: var(--darkblue);
    background: transparent;
}

.nav-pill:hover,
.nav-link-btn:hover {
    background: var(--bg-light);
    color: var(--red);
}

.nav-pill.active {
    color: var(--red);
}

.nav-link-btn {
    background: #f7f8fc;
    color: var(--darkblue);
    border-color: #e7ebf3;
    font-family: inherit;
    appearance: none;
}

.nav-link-btn .chevron {
    font-size: 0.75rem;
    line-height: 1;
    transition: transform 0.25s ease;
}

.nav-dropdown.open .chevron {
    transform: rotate(180deg);
}

.nav-actions {
    display: flex;
    align-items: center;
}

.contact-dropdown {
    position: relative;
}

.contact-btn {
    background: linear-gradient(135deg, var(--red), #e34f4f);
    color: var(--white);
    box-shadow: 0 10px 22px rgba(202, 57, 57, 0.22);
    border-color: transparent;
}

.contact-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 28px rgba(202, 57, 57, 0.28);
}

.contact-popup,
.dropdown-menu {
    position: absolute;
    top: calc(100% + 12px);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    pointer-events: none;
}

.services-dropdown {
    position: relative;
}

.dropdown-menu {
    left: 0;
    min-width: 280px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid #edf1f6;
    border-radius: 18px;
    box-shadow: 0 25px 60px rgba(10, 13, 63, 0.12);
    padding: 10px;
    z-index: 1001;
    backdrop-filter: blur(10px);
}

.dropdown-menu a {
    display: block;
    text-decoration: none;
    color: var(--darkblue);
    font-weight: 700;
    font-size: 0.88rem;
    padding: 12px 14px;
    border-radius: 12px;
    transition: var(--transition);
}

.dropdown-menu a:hover {
    background: var(--bg-light);
    color: var(--red);
}

.contact-popup {
    right: 0;
    min-width: 230px;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid #edf1f6;
    border-radius: 18px;
    box-shadow: 0 25px 60px rgba(10, 13, 63, 0.12);
    padding: 14px 16px;
    z-index: 1001;
    backdrop-filter: blur(10px);
}

.contact-popup span {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 800;
}

.contact-popup a {
    text-decoration: none;
    color: var(--darkblue);
    font-weight: 800;
    font-size: 0.95rem;
}

.services-dropdown.open .dropdown-menu,
.contact-dropdown.open .contact-popup {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}

/* Desktop hover */
@media (min-width: 901px) {
    .services-dropdown:hover .dropdown-menu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
    }

    .contact-dropdown:hover .contact-popup {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
    }
}

/* BURGER */
.nav-toggler {
    display: none;
}

/* HERO */
.hero {
    min-height: 85vh;
    background: linear-gradient(rgba(10, 13, 63, 0.8), rgba(10, 13, 63, 0.4)), url('slike/glavnatenda.JPG');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    padding: 0 8%;
    clip-path: polygon(0 0, 100% 0, 100% 90%, 0 100%);
}

.hero-content {
    max-width: 900px;
}

.hero h1 {
    font-size: clamp(2.4rem, 6vw, 4.5rem);
    color: var(--white);
    max-width: 800px;
    line-height: 1.05;
    margin-bottom: 20px;
}

.hero-subtitle {
    color: var(--red);
    text-transform: uppercase;
    font-weight: 800;
    letter-spacing: 2px;
    font-size: 0.9rem;
    display: block;
    margin-bottom: 10px;
}

.hero p {
    color: rgba(244, 247, 250, 0.75);
    font-size: 1.15rem;
    margin-bottom: 35px;
    max-width: 560px;
}

.hero-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
}

.btn-primary,
.btn-secondary {
    text-transform: uppercase;
    padding: 16px 28px;
    text-decoration: none;
    font-weight: 700;
    display: inline-block;
    border-radius: 14px;
    transition: var(--transition);
}

.btn-primary {
    background: rgba(160, 45, 45, 0.75);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--red-dark);
    transform: translateY(-2px);
}

.btn-secondary {
    background: rgba(10, 13, 63, 0.7);
    color: var(--white);
}

.btn-secondary:hover {
    background: var(--darkblue);
    transform: translateY(-2px);
}

/* ABOUT */
.about-container {
    padding: 120px 8%;
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 80px;
    align-items: center;
}

.tag {
    background: var(--bg-light);
    color: #0a0d3fc2;
    padding: 6px 14px;
    border-radius: 50px;
    font-weight: 800;
    font-size: 0.75rem;
    display: inline-block;
}

.about-text h2 {
    font-size: clamp(2rem, 4vw, 2.8rem);
    color: var(--darkblue);
    margin: 20px 0;
    line-height: 1.15;
}

.about-text p {
    color: var(--text-muted);
    max-width: 620px;
}

.mini-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
    margin-top: 40px;
}

.m-stat {
    position: relative;
    overflow: hidden;
    padding: 20px;
    border-left: 3px solid var(--red);
    background: var(--bg-light);
    transition: var(--transition);
    border-radius: 25px;
}

.m-stat::before {
    content: "";
    position: absolute;
    inset: 0;
    width: 0%;
    background: linear-gradient(to right, rgba(202, 57, 57, 0.96), rgba(255, 255, 255, 0.98));
    transition: width 0.4s ease;
    z-index: 0;
}

.m-stat:hover::before {
    width: 100%;
}

.m-stat > * {
    position: relative;
    z-index: 1;
    transition: var(--transition);
}

.m-stat:hover h3,
.m-stat:hover p {
    color: var(--white);
}

.m-stat h3 {
    font-size: 1.8rem;
    color: var(--darkblue);
}

.m-stat p {
    margin-top: 5px;
    font-size: 0.9rem;
}

.about-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-img {
    width: 100%;
    max-width: 500px;
    height: auto;
    display: block;
    border-radius: 20px;
}

/* SERVICES PREVIEW */
.services-preview {
    padding: 120px 8%;
    background: var(--darkblue);
    color: var(--white);
}

.section-header h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    color: var(--white);
    margin-bottom: 10px;
}

.section-header p {
    color: var(--lightblue);
    font-weight: 600;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 26px;
    margin-top: 55px;
}

.s-card {
    background: rgba(255, 255, 255, 0.05);
    padding: 34px 18px;
    text-align: center;
    text-decoration: none;
    color: var(--white);
    border-radius: 18px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 190px;
}

.s-card:hover {
    background: var(--white);
    color: var(--darkblue);
    transform: translateY(-10px);
}

.card-icon {
    height: 90px;
    margin-bottom: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-icon img {
    height: 100%;
    max-width: 100%;
    object-fit: contain;
}

.s-card h3 {
    font-size: 1rem;
    margin-top: 8px;
    letter-spacing: 1px;
    line-height: 1.3;
}

/* FOOTER */
footer {
    padding: 80px 8% 40px;
    background: var(--bg-light);
    color: var(--darkblue);
    border-top: 1px solid var(--grey);
}

.footer-wrap {
    display: flex;
    justify-content: space-between;
    gap: 30px;
    align-items: flex-start;
}

.footer-info strong {
    color: var(--red);
}

.footer-bottom {
    margin-top: 60px;
    padding-top: 30px;
    border-top: 1px solid var(--grey);
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .footer-wrap {
        flex-direction: column;
    }
}

@media (max-width: 900px) {
    header {
        padding: 10px 5%;
        min-height: 70px;
        position: sticky;
    }

    .nav-toggler {
        display: flex;
        flex-direction: column;
        gap: 5px;
        z-index: 1003;
        padding: 10px;
        border-radius: 14px;
        background: #f7f8fc;
        box-shadow: 0 10px 20px rgba(10, 13, 63, 0.08);
        cursor: pointer;
    }

    .nav-toggler span {
        width: 26px;
        height: 2.5px;
        background: var(--darkblue);
        border-radius: 999px;
        transition: 0.3s ease;
    }

    #nav-check:checked + .nav-toggler span:nth-child(1),
    #nav-check:checked ~ .nav-toggler span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    #nav-check:checked ~ .nav-toggler span:nth-child(2) {
        opacity: 0;
    }

    #nav-check:checked ~ .nav-toggler span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .navbar {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(88vw, 380px);
        height: 100vh;
        background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 248, 252, 0.98));
        transition: 0.45s ease;
        padding: 92px 22px 28px;
        overflow-y: auto;
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 18px;
        box-shadow: -20px 0 40px rgba(10, 13, 63, 0.16);
        border-left: 1px solid rgba(10, 13, 63, 0.06);
        border-top-left-radius: 28px;
        border-bottom-left-radius: 28px;
    }

    #nav-check:checked ~ .navbar {
        right: 0;
    }

    .nav-main-links {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }

    .nav-pill,
    .nav-link-btn,
    .contact-btn {
        width: 100%;
        justify-content: space-between;
        padding: 14px 16px;
        border-radius: 16px;
        font-size: 0.9rem;
        text-transform: uppercase;
        background: #ffffff;
        border: 1px solid #e7ebf3;
        box-shadow: 0 10px 20px rgba(10, 13, 63, 0.04);
    }

    .nav-pill:hover,
    .nav-link-btn:hover,
    .contact-btn:hover {
        transform: none;
    }

    .nav-actions {
        width: 100%;
    }

    .contact-btn {
        background: linear-gradient(135deg, var(--red), #e14a4a);
        color: var(--white);
        border: none;
    }

    .nav-dropdown,
    .contact-dropdown {
        width: 100%;
    }

    .dropdown-menu,
    .contact-popup {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        pointer-events: auto;
        box-shadow: none;
        border: none;
        background: transparent;
        padding: 0;
        min-width: 0;
        display: none;
        margin-top: 10px;
    }

    .services-dropdown.open .dropdown-menu,
    .contact-dropdown.open .contact-popup {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .dropdown-menu {
        padding-left: 12px;
        border-left: 2px solid rgba(202, 57, 57, 0.18);
    }

    .dropdown-menu a {
        background: #fff;
        border: 1px solid #edf1f6;
        padding: 12px 14px;
        border-radius: 12px;
        font-size: 0.88rem;
    }

    .contact-popup {
        padding-left: 12px;
        border-left: 2px solid rgba(202, 57, 57, 0.18);
    }

    .contact-popup a {
        display: inline-flex;
        width: fit-content;
        background: #fff;
        border: 1px solid #edf1f6;
        padding: 12px 14px;
        border-radius: 12px;
    }

    .hero {
        min-height: 78vh;
        padding: 0 5%;
        clip-path: none;
    }

    .hero p {
        font-size: 1rem;
    }

    .about-container,
    .services-preview,
    footer {
        padding-left: 5%;
        padding-right: 5%;
    }

    .s-card, .m-stat {
        transition: transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1), 
                    background 0.8s ease, 
                    color 0.8s ease, 
                    opacity 0.8s ease;
    }

    .s-card.scroll-active {
        background: var(--white) !important;
        color: var(--darkblue) !important;
        transform: translateY(-8px) !important;
        opacity: 1 !important;
    }

    .m-stat.scroll-active::before {
        width: 100% !important;
        /* Sporije punjenje crvene linije za stats */
        transition: width 1.2s cubic-bezier(0.1, 0.5, 0.1, 1);
    }

    .m-stat.scroll-active h3,
    .m-stat.scroll-active p {
        color: var(--white) !important;
    }

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

    .mini-stats {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .hero-btns {
        flex-direction: column;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        text-align: center;
    }

    .hero {
        min-height: 72vh;
    }

    .hero h1 {
        max-width: 100%;
    }

    .about-text h2 {
        margin-top: 16px;
    }

    .s-card {
        min-height: 170px;
    }
}