@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700&family=Space+Grotesk:wght@500;700&display=swap');

:root {
    --teal-deep: #0D9488;
    --teal-light: #14B8A6;
    --teal-pale: #CCFBF1;
    --mint-fresh: #A7F3D0;
    --slate-900: #0F172A;
    --slate-700: #334155;
    --slate-500: #64748B;
    --slate-200: #E2E8F0;
    --slate-100: #F1F5F9;
    --white: #FFFFFF;
    --coral-accent: #F97316;
    --coral-soft: #FED7AA;
    --success: #22C55E;
    --error: #EF4444;
    --font-display: 'Space Grotesk', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 17px;
    line-height: 1.7;
    color: var(--slate-700);
    background: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    color: var(--slate-900);
    line-height: 1.2;
}

a {
    color: var(--teal-deep);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--coral-accent);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    font-family: var(--font-body);
    cursor: pointer;
    border: none;
    background: none;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

.glava-stranice {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--slate-200);
}

.navigacija {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
}

.logo-veza {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--slate-900);
}

.logo-ikona {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--teal-deep), var(--mint-fresh));
    border-radius: 12px;
    color: var(--white);
}

.nav-lista {
    display: none;
    list-style: none;
    gap: 2rem;
}

.nav-lista a {
    color: var(--slate-700);
    font-weight: 500;
    position: relative;
}

.nav-lista a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--teal-deep);
    transition: width 0.3s ease;
}

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

.nav-cta {
    display: none;
    padding: 0.75rem 1.5rem;
    background: var(--teal-deep);
    color: var(--white);
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    background: var(--slate-900);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(13, 148, 136, 0.3);
}

.mobilni-meni {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    font-size: 1.5rem;
    color: var(--slate-700);
}

.uvod-heroj {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    padding: 7rem 1.5rem 3rem;
    background: linear-gradient(165deg, var(--teal-pale) 0%, var(--white) 50%, var(--slate-100) 100%);
    position: relative;
    overflow: hidden;
}

.uvod-heroj::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -30%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.heroj-sadrzaj {
    position: relative;
    z-index: 2;
}

.heroj-oznaka {
    display: inline-block;
    padding: 0.5rem 1rem;
    background: var(--white);
    border: 1px solid var(--teal-light);
    color: var(--teal-deep);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: 1.5rem;
}

.heroj-naslov {
    font-size: clamp(2.5rem, 8vw, 4.5rem);
    margin-bottom: 1.5rem;
    color: var(--slate-900);
}

.heroj-naslov em {
    font-style: normal;
    color: var(--teal-deep);
    position: relative;
}

.heroj-naslov em::after {
    content: '';
    position: absolute;
    bottom: 0.1em;
    left: 0;
    right: 0;
    height: 0.15em;
    background: var(--mint-fresh);
    z-index: -1;
}

.heroj-opis {
    font-size: 1.125rem;
    max-width: 540px;
    margin-bottom: 2rem;
    color: var(--slate-500);
}

.heroj-akcije {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 3rem;
}

.akcija-primarna {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem 2rem;
    background: var(--teal-deep);
    color: var(--white);
    font-size: 1.0625rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.akcija-primarna:hover {
    background: var(--slate-900);
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(13, 148, 136, 0.35);
}

.akcija-sekundarna {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    border: 2px solid var(--slate-200);
    color: var(--slate-700);
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.akcija-sekundarna:hover {
    border-color: var(--teal-deep);
    color: var(--teal-deep);
}

.heroj-statistika {
    display: flex;
    gap: 2.5rem;
}

.stat-jedinica {
    display: flex;
    flex-direction: column;
}

.stat-broj {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 700;
    color: var(--teal-deep);
}

.stat-opis {
    font-size: 0.875rem;
    color: var(--slate-500);
}

.heroj-vizual {
    position: relative;
    margin-top: 3rem;
}

.heroj-slika {
    border-radius: 24px;
    box-shadow: 0 30px 60px rgba(15, 23, 42, 0.15);
}

.puls-krug {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    border: 2px solid var(--teal-pale);
    border-radius: 50%;
    animation: pulse 3s ease-in-out infinite;
    pointer-events: none;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(0.9); opacity: 0.5; }
    50% { transform: translate(-50%, -50%) scale(1); opacity: 0.2; }
}

.prepoznavanje-problema {
    padding: 5rem 1.5rem;
    background: var(--slate-900);
    color: var(--white);
}

.problem-uvod {
    text-align: center;
    margin-bottom: 3rem;
}

.problem-naslov {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    color: var(--white);
}

.simptomi-lista {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 600px;
    margin: 0 auto 3rem;
}

.simptom-stavka {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.simptom-stavka:hover {
    background: rgba(20, 184, 166, 0.15);
    border-color: var(--teal-light);
    transform: translateX(8px);
}

.simptom-stavka i {
    font-size: 1.5rem;
    color: var(--coral-accent);
    width: 40px;
    flex-shrink: 0;
}

.simptom-stavka span {
    color: var(--slate-200);
}

.problem-zakljucak {
    text-align: center;
    font-size: 1.25rem;
    color: var(--slate-200);
}

.problem-zakljucak strong {
    color: var(--coral-accent);
}

.objasnjenje-rjesenja {
    padding: 5rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.rjesenje-oznaka {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--teal-deep);
    margin-bottom: 1rem;
}

.rjesenje-naslov {
    font-size: clamp(1.75rem, 5vw, 2.75rem);
    margin-bottom: 1.5rem;
}

.rjesenje-opis {
    color: var(--slate-500);
    margin-bottom: 2.5rem;
}

.rjesenje-koraci {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.korak {
    display: flex;
    gap: 1.25rem;
    padding: 1.5rem;
    background: var(--slate-100);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.korak:hover {
    background: var(--teal-pale);
    transform: translateY(-4px);
}

.korak-broj {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--teal-deep);
    line-height: 1;
}

.korak-sadrzaj h3 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

.korak-sadrzaj p {
    font-size: 0.9375rem;
    color: var(--slate-500);
}

.rjesenje-slika {
    border-radius: 20px;
    box-shadow: 0 20px 50px rgba(15, 23, 42, 0.1);
}

.alati-pregled {
    padding: 5rem 1.5rem;
    background: var(--slate-100);
}

.alati-naslov {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    text-align: center;
    margin-bottom: 3rem;
}

.alati-mreza {
    display: grid;
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.alat-blok {
    padding: 2rem;
    background: var(--white);
    border-radius: 20px;
    border: 1px solid var(--slate-200);
    transition: all 0.4s ease;
}

.alat-blok:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(15, 23, 42, 0.1);
    border-color: var(--teal-light);
}

.alat-ikona {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: var(--teal-pale);
    border-radius: 14px;
    font-size: 1.5rem;
    color: var(--teal-deep);
    margin-bottom: 1.25rem;
}

.alat-blok h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.alat-blok p {
    color: var(--slate-500);
    font-size: 0.9375rem;
    margin-bottom: 1.25rem;
}

.alat-slika {
    border-radius: 12px;
    width: 100%;
    height: 150px;
    object-fit: cover;
}

.alat-ekran { border-left: 4px solid var(--teal-deep); }
.alat-pauze { border-left: 4px solid var(--coral-accent); }
.alat-oci { border-left: 4px solid var(--mint-fresh); }
.alat-drzanje { border-left: 4px solid var(--slate-500); }

.korisnicka-iskustva {
    padding: 5rem 1.5rem;
}

.iskustva-naslov {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    text-align: center;
    margin-bottom: 3rem;
}

.iskustva-prikaz {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    max-width: 800px;
    margin: 0 auto;
}

.iskustvo-citat {
    padding: 2rem;
    background: linear-gradient(135deg, var(--teal-pale) 0%, var(--white) 100%);
    border-radius: 20px;
    border-left: 4px solid var(--teal-deep);
    position: relative;
}

.iskustvo-citat::before {
    content: '"';
    position: absolute;
    top: 1rem;
    left: 1.5rem;
    font-family: var(--font-display);
    font-size: 4rem;
    color: var(--teal-light);
    opacity: 0.3;
    line-height: 1;
}

.iskustvo-citat p {
    font-size: 1.125rem;
    font-style: italic;
    color: var(--slate-700);
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.iskustvo-citat cite {
    font-style: normal;
    font-weight: 600;
    color: var(--slate-500);
}

.poziv-akcija {
    padding: 5rem 1.5rem;
    background: linear-gradient(135deg, var(--slate-900) 0%, #1E293B 100%);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.poziv-akcija::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%2314B8A6' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.akcija-sadrzaj {
    position: relative;
    z-index: 2;
}

.akcija-naslov {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    color: var(--white);
    margin-bottom: 1rem;
}

.akcija-opis {
    color: var(--slate-200);
    margin-bottom: 2rem;
}

.prijava-brza {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 400px;
    margin: 0 auto 2rem;
}

.prijava-input {
    padding: 1rem 1.5rem;
    background: var(--white);
    border: 2px solid transparent;
    border-radius: 50px;
    font-size: 1rem;
    font-family: var(--font-body);
    transition: all 0.3s ease;
}

.prijava-input:focus {
    outline: none;
    border-color: var(--teal-light);
    box-shadow: 0 0 0 4px rgba(20, 184, 166, 0.2);
}

.prijava-input:valid {
    border-color: var(--success);
}

.prijava-input:invalid:not(:placeholder-shown) {
    border-color: var(--error);
}

.prijava-gumb {
    padding: 1rem 2rem;
    background: var(--coral-accent);
    color: var(--white);
    font-size: 1.0625rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.prijava-gumb:hover {
    background: #EA580C;
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(249, 115, 22, 0.4);
}

.akcija-slika {
    display: none;
    border-radius: 20px;
    position: relative;
    z-index: 2;
}

.podnozje {
    padding: 3rem 1.5rem 1.5rem;
    background: var(--slate-100);
}

.podnozje-gornji {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--slate-200);
}

.podnozje-brand .logo-tekst {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--slate-900);
    display: block;
    margin-bottom: 0.75rem;
}

.podnozje-brand p {
    color: var(--slate-500);
    font-size: 0.9375rem;
}

.kontakt-email a {
    color: var(--teal-deep);
    font-weight: 500;
}

.podnozje-linkovi {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.link-modal {
    color: var(--slate-500);
    font-size: 0.9375rem;
    transition: color 0.3s ease;
}

.link-modal:hover {
    color: var(--teal-deep);
}

.podnozje-donji {
    text-align: center;
    color: var(--slate-500);
    font-size: 0.875rem;
}

.cookie-obavijest {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: var(--slate-900);
    color: var(--white);
    z-index: 2000;
    transform: translateY(100%);
    transition: transform 0.4s ease;
}

.cookie-obavijest.active {
    transform: translateY(0);
}

.cookie-obavijest p {
    margin-bottom: 1rem;
    font-size: 0.9375rem;
}

.cookie-akcije {
    display: flex;
    gap: 1rem;
}

.cookie-prihvati {
    padding: 0.75rem 1.5rem;
    background: var(--teal-deep);
    color: var(--white);
    font-weight: 600;
    border-radius: 50px;
    transition: background 0.3s ease;
}

.cookie-prihvati:hover {
    background: var(--teal-light);
}

.cookie-odbij {
    padding: 0.75rem 1.5rem;
    background: transparent;
    color: var(--slate-200);
    font-weight: 600;
    border: 1px solid var(--slate-500);
    border-radius: 50px;
    transition: all 0.3s ease;
}

.cookie-odbij:hover {
    border-color: var(--white);
    color: var(--white);
}

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    z-index: 3000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal-prozor {
    background: var(--white);
    border-radius: 24px;
    padding: 2.5rem;
    max-width: 480px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(20px) scale(0.95);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-prozor {
    transform: translateY(0) scale(1);
}

.modal-tekst {
    max-width: 600px;
}

.modal-zatvori {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--slate-100);
    border-radius: 50%;
    color: var(--slate-500);
    font-size: 1.25rem;
    transition: all 0.3s ease;
}

.modal-zatvori:hover {
    background: var(--slate-200);
    color: var(--slate-900);
}

.modal-prozor h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    padding-right: 2rem;
}

.modal-tekst p {
    color: var(--slate-500);
    line-height: 1.8;
}

.forma-prijava {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.forma-polje {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.forma-polje label {
    font-weight: 500;
    color: var(--slate-700);
}

.forma-polje input {
    padding: 1rem;
    border: 2px solid var(--slate-200);
    border-radius: 12px;
    font-size: 1rem;
    font-family: var(--font-body);
    transition: all 0.3s ease;
}

.forma-polje input:focus {
    outline: none;
    border-color: var(--teal-deep);
    box-shadow: 0 0 0 4px rgba(13, 148, 136, 0.15);
}

.forma-polje input:valid:not(:placeholder-shown) {
    border-color: var(--success);
}

.forma-polje input:invalid:not(:placeholder-shown):not(:focus) {
    border-color: var(--error);
}

.forma-gumb {
    padding: 1rem 2rem;
    background: var(--teal-deep);
    color: var(--white);
    font-size: 1.0625rem;
    font-weight: 600;
    border-radius: 12px;
    margin-top: 0.5rem;
    transition: all 0.3s ease;
}

.forma-gumb:hover {
    background: var(--slate-900);
    transform: translateY(-2px);
}

.animate {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.animate.visible {
    opacity: 1;
    transform: translateY(0);
}

.animate-fade {
    opacity: 0;
    transition: opacity 0.6s ease;
}

.animate-fade.visible {
    opacity: 1;
}

.animate-slide-left {
    opacity: 0;
    transform: translateX(-40px);
    transition: all 0.6s ease;
}

.animate-slide-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.animate-slide-right {
    opacity: 0;
    transform: translateX(40px);
    transition: all 0.6s ease;
}

.animate-slide-right.visible {
    opacity: 1;
    transform: translateX(0);
}

@media (min-width: 768px) {
    .navigacija {
        padding: 1rem 2rem;
    }

    .nav-lista {
        display: flex;
    }

    .nav-cta {
        display: block;
    }

    .mobilni-meni {
        display: none;
    }

    .uvod-heroj {
        flex-direction: row;
        align-items: center;
        padding: 8rem 2rem 4rem;
        gap: 4rem;
    }

    .heroj-sadrzaj {
        flex: 1;
    }

    .heroj-vizual {
        flex: 1;
        margin-top: 0;
    }

    .heroj-akcije {
        flex-direction: row;
    }

    .prepoznavanje-problema {
        padding: 6rem 2rem;
    }

    .simptomi-lista {
        flex-direction: row;
        flex-wrap: wrap;
        max-width: 900px;
    }

    .simptom-stavka {
        flex: 1 1 calc(50% - 0.5rem);
    }

    .objasnjenje-rjesenja {
        flex-direction: row;
        align-items: center;
        padding: 6rem 2rem;
        max-width: 1200px;
        margin: 0 auto;
    }

    .rjesenje-tekst {
        flex: 1;
    }

    .rjesenje-vizual {
        flex: 1;
    }

    .alati-pregled {
        padding: 6rem 2rem;
    }

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

    .korisnicka-iskustva {
        padding: 6rem 2rem;
    }

    .iskustva-prikaz {
        flex-direction: row;
    }

    .iskustvo-citat {
        flex: 1;
    }

    .poziv-akcija {
        padding: 6rem 2rem;
    }

    .prijava-brza {
        flex-direction: row;
        max-width: 500px;
    }

    .prijava-input {
        flex: 1;
    }

    .podnozje {
        padding: 4rem 2rem 2rem;
    }

    .podnozje-gornji {
        flex-direction: row;
        justify-content: space-between;
        align-items: flex-start;
    }

    .cookie-obavijest {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 1.5rem 2rem;
    }

    .cookie-obavijest p {
        margin-bottom: 0;
    }
}

@media (min-width: 1024px) {
    .navigacija {
        padding: 1.25rem 3rem;
    }

    .uvod-heroj {
        padding: 10rem 3rem 6rem;
        gap: 6rem;
    }

    .stat-broj {
        font-size: 2.5rem;
    }

    .alati-mreza {
        grid-template-columns: repeat(4, 1fr);
    }

    .alat-slika {
        height: 120px;
    }

    .poziv-akcija {
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 4rem;
        text-align: left;
        padding: 6rem 3rem;
    }

    .akcija-sadrzaj {
        max-width: 500px;
    }

    .prijava-brza {
        margin: 0;
    }

    .akcija-slika {
        display: block;
        max-width: 350px;
    }
}