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

html {
    scroll-behavior: smooth;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #ffffff;
    color: #151515;
    line-height: 1.7;
}

/* HERO */
.hero {
    min-height: 100vh;
    padding: 28px 8%;
    color: white;
    position: relative;
    overflow: hidden;
    background:
        linear-gradient(rgba(0,0,0,.25), rgba(0,0,0,.50)),
        url("hero.png") center 32% / cover no-repeat;
    display: flex;
    flex-direction: column;
}

.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, rgba(0,0,0,.82), rgba(0,0,0,.45), rgba(0,0,0,.05));
    z-index: 1;
}

.navbar,
.hero-content {
    position: relative;
    z-index: 2;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 105px;
    animation: fadeDown 1s ease both;
}

.logo img {
    width: 230px;
    height: auto;
    display: block;
    filter: drop-shadow(0 12px 30px rgba(0,0,0,.45));
}

.menu a {
    color: white;
    text-decoration: none;
    margin-left: 28px;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    font-weight: 700;
    opacity: .9;
    transition: .3s;
}

.menu a:hover {
    color: #c9a24a;
}

.hero-content {
    max-width: 760px;
    animation: fadeUp 1.2s ease both;
}

.label {
    color: #c9a24a;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    font-size: 11px;
    font-weight: bold;
    margin-bottom: 18px;
}

h1 {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 72px;
    line-height: 1.03;
    font-weight: 500;
    margin-bottom: 28px;
}

.hero-text {
    font-size: 20px;
    color: #f4eee4;
    max-width: 650px;
    margin-bottom: 38px;
}

.btn {
    display: inline-block;
    padding: 15px 28px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    margin-right: 12px;
    transition: .3s ease;
    border: none;
    cursor: pointer;
    font-size: 15px;
    font-family: inherit;
}

.primary {
    background: #c9a24a;
    color: #111;
}

.primary:hover {
    background: white;
    transform: translateY(-4px);
}

.secondary {
    border: 1px solid #c9a24a;
    color: #c9a24a;
    background: transparent;
}

.secondary:hover {
    background: #c9a24a;
    color: #111;
    transform: translateY(-4px);
}

/* SEKCIE */
section {
    max-width: 1180px;
    margin: 85px auto;
    padding: 70px;
    border-radius: 30px;
}

.intro,
.process,
.audience,
.offer {
    background: #fff;
    box-shadow: 0 20px 60px rgba(0,0,0,.06);
}

h2 {
    font-family: Georgia, "Times New Roman", serif;
    font-size: 38px;
    line-height: 1.18;
    font-weight: 500;
    margin-bottom: 26px;
}

section p {
    font-size: 17px;
    color: #454545;
}

/* SCROLL REVEAL EFEKT */
.reveal {
    opacity: 0;
    transform: translateY(45px);
    transition: opacity .9s ease, transform .9s ease, box-shadow .5s ease;
}

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

/* SLUŽBY */
.services {
    background: #fff;
    box-shadow: 0 20px 60px rgba(0,0,0,.06);
}

.services h2 {
    font-size: 36px;
    max-width: 650px;
    margin-bottom: 48px;
}

.service-list {
    border-top: 1px solid rgba(0,0,0,.10);
}

.service-panel {
    border-bottom: 1px solid rgba(0,0,0,.10);
    padding: 26px 0;
    cursor: pointer;
    transition: .35s ease;
    overflow: hidden;
}

.service-panel:hover {
    padding-left: 14px;
    background: linear-gradient(90deg, rgba(201,162,74,.08), transparent);
}

.service-panel summary {
    list-style: none;
    cursor: pointer;
    display: grid;
    grid-template-columns: 55px 1fr;
    align-items: center;
    gap: 22px;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 23px;
    line-height: 1.2;
    color: #202020;
    font-weight: 500;
    letter-spacing: .2px;
}

.service-panel summary::-webkit-details-marker {
    display: none;
}

.service-panel summary::before {
    content: "—";
    color: #c9a24a;
    font-size: 30px;
    line-height: 1;
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 400;
}

.service-panel p {
    max-width: 720px;
    margin-top: 0;
    margin-left: 77px;
    font-size: 15.5px;
    line-height: 1.8;
    color: #555;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transform: translateY(-8px);
    transition: max-height .5s ease, opacity .45s ease, transform .45s ease, margin-top .45s ease;
}

.service-panel[open] p {
    max-height: 220px;
    opacity: 1;
    margin-top: 18px;
    transform: translateY(0);
}

.service-panel[open] {
    padding-left: 18px;
    background: linear-gradient(90deg, rgba(201,162,74,.10), transparent);
}

/* PROCES */
.timeline {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 38px;
}

.timeline div {
    padding: 34px;
    border-left: 2px solid #c9a24a;
    background: #fbfaf7;
    border-radius: 18px;
    transition: .35s ease;
}

.timeline div:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 45px rgba(0,0,0,.07);
}

.timeline strong {
    color: #b58b2a;
    font-size: 22px;
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 500;
}

.timeline h3 {
    margin: 18px 0 10px;
    font-size: 21px;
}

/* PRE KOHO */
.audience {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

/* CENOVÁ PONUKA */
.offer {
    text-align: center;
    background: linear-gradient(135deg, #d8c39a, #eee1c7);
    border: 1px solid rgba(184,145,77,.22);
    box-shadow: 0 20px 55px rgba(167,128,60,.13);
}

.offer .label {
    color: #8f6b2d;
}

.offer h2 {
    color: #211c14;
}

.offer p {
    color: #4b4234;
    max-width: 760px;
    margin: 0 auto 30px;
}

.offer .primary {
    background: #111;
    color: white;
}

.offer .primary:hover {
    background: #c9a24a;
    color: #111;
}

/* KONTAKT — JEMNÝ SVETLÝ ŠTÝL */
.contact {
    max-width: 1180px;
    margin: 90px auto;
    padding: 70px;
    border-radius: 34px;
    background: linear-gradient(135deg, #f8f5ef, #ffffff);
    color: #151515;
    border: 1px solid rgba(201,162,74,.24);
    box-shadow: 0 25px 70px rgba(0,0,0,.07);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: "";
    position: absolute;
    left: 0;
    top: 55px;
    bottom: 55px;
    width: 4px;
    background: linear-gradient(#c9a24a, #ead9b1);
    border-radius: 10px;
}

.contact h2 {
    color: #171717;
}

.contact p {
    color: #4b4234;
}

.contact .label {
    color: #9a742f;
}

.contact-box {
    background: rgba(255,255,255,.82);
    padding: 38px;
    border-radius: 26px;
    border: 1px solid rgba(201,162,74,.28);
    box-shadow: 0 18px 45px rgba(0,0,0,.06);
}

.contact-box p {
    margin-bottom: 22px;
    color: #3f372d;
}

.contact-box strong {
    color: #9a742f;
    letter-spacing: .4px;
}

/* Efekt "vyskočenia" pri prechode na sekciu */
.reveal.pop {
    animation: popIn .85s cubic-bezier(.22, 1, .36, 1);
}

@keyframes popIn {
    0% {
        transform: scale(.93) translateY(10px);
        opacity: .55;
    }
    100% {
        transform: scale(1) translateY(0);
        opacity: 1;
    }
}

/* Sekcia, na ktorú človek práve klikol/prešiel, zostane mierne
   "vysunutá" a odlíšená od ostatných, kým neprejde na inú */
.reveal.active-section {
    transform: translateY(-12px);
    box-shadow: 0 35px 80px rgba(0,0,0,.16);
    position: relative;
    z-index: 3;
}

.reveal.active-section::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    border: 1px solid rgba(201,162,74,.45);
    pointer-events: none;
}

footer {
    text-align: center;
    padding: 35px;
    color: #777;
}

/* ANIMÁCIE */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(35px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeDown {
    from {
        opacity: 0;
        transform: translateY(-25px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* MOBIL */
@media (max-width: 900px) {
    .hero {
        padding: 24px 6%;
        background:
            linear-gradient(rgba(0,0,0,.58), rgba(0,0,0,.76)),
            url("hero.png") 58% 38% / cover no-repeat;
    }

    .navbar {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
        margin-bottom: 75px;
    }

    .logo img {
        width: 190px;
    }

    .menu a {
        margin: 0 14px 8px 0;
        display: inline-block;
        font-size: 12px;
    }

    h1 {
        font-size: 44px;
    }

    h2,
    .services h2 {
        font-size: 31px;
    }

    .hero-text {
        font-size: 18px;
    }

    .service-panel summary {
        grid-template-columns: 38px 1fr;
        gap: 14px;
        font-size: 21px;
    }

    .service-panel summary::before {
        font-size: 24px;
    }

    .service-panel p {
        margin-left: 52px;
        font-size: 15px;
    }

    .timeline,
    .audience,
    .contact {
        grid-template-columns: 1fr;
    }

    section,
    .services,
    .contact {
        margin: 45px 16px;
        padding: 34px;
    }

    .contact::before {
        top: 28px;
        bottom: auto;
        left: 34px;
        right: 34px;
        width: auto;
        height: 3px;
    }
}