/**
 * Hlavni styly webu Pavlu Guitars
 * Moderni responzivni design s efekty pruhlednosti a gradientu
 */

/* ========== RESET A ZAKLAD ========== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --barva-hlavni: #1a0f0a;
    --barva-hlavni-rgb: 26, 15, 10;
    --barva-akcent: #8b5e3c;
    --barva-akcent-rgb: 139, 94, 60;
    --barva-akcent-svetla: #c49a6c;
    --barva-zlata: #d4a855;
    --barva-pozadi: #f7f4f0;
    --barva-pozadi-tmava: #0d0906;
    --barva-text: #2d2420;
    --barva-text-svetly: #7a6e65;
    --barva-bila: #ffffff;
    --barva-okraj: #e0d5c8;
    --barva-uspech: #2d7a3a;
    --barva-chyba: #c0392b;
    --font-nadpis: 'Playfair Display', Georgia, serif;
    --font-text: 'Open Sans', Arial, sans-serif;
    --max-sirka: 1200px;
    --odsazeni: 1.5rem;
    --stin-jemny: 0 2px 15px rgba(0,0,0,0.06);
    --stin-stredni: 0 8px 30px rgba(0,0,0,0.1);
    --stin-silny: 0 15px 50px rgba(0,0,0,0.15);
    --prechod-zlaty: linear-gradient(135deg, #8b5e3c 0%, #d4a855 50%, #8b5e3c 100%);
    --sklo-pozadi: rgba(255,255,255,0.7);
    --sklo-okraj: rgba(255,255,255,0.3);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-text);
    font-size: 16px;
    line-height: 1.7;
    color: var(--barva-text);
    background: var(--barva-pozadi);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

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

a {
    color: var(--barva-akcent);
    text-decoration: none;
    transition: all 0.3s ease;
}
a:hover {
    color: var(--barva-zlata);
}

h1, h2, h3, h4 {
    font-family: var(--font-nadpis);
    color: var(--barva-hlavni);
    line-height: 1.3;
}

/* ========== KONTEJNER ========== */
.kontejner {
    max-width: var(--max-sirka);
    margin: 0 auto;
    padding: 0 var(--odsazeni);
}

/* ========== HLAVICKA / NAVIGACE ========== */
.hlavni-hlavicka {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0,0,0,0.06);
    transition: background 0.3s;
    overflow: visible;
}

.hlavni-hlavicka .kontejner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 75px;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    position: relative;
    z-index: 10;
}
.logo-obrazek {
    height: 110px;
    width: auto;
    margin: -35px 0 -45px;
    filter: drop-shadow(0 2px 6px rgba(0,0,0,0.15));
    transition: transform 0.3s;
}
.logo:hover .logo-obrazek {
    transform: scale(1.05);
}
.logo-doplnek {
    font-family: var(--font-text);
    font-size: 0.85rem;
    font-weight: 300;
    color: var(--barva-akcent);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-left: -5px;
    align-self: flex-end;
    margin-bottom: 8px;
}

.hlavni-nav {
    display: flex;
    gap: 0.15rem;
}
.hlavni-nav a {
    padding: 0.5rem 1rem;
    color: var(--barva-text);
    font-size: 0.88rem;
    font-weight: 400;
    border-radius: 6px;
    transition: all 0.3s;
    position: relative;
}
.hlavni-nav a::after {
    content: '';
    position: absolute;
    bottom: 2px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--prechod-zlaty);
    transition: all 0.3s;
    transform: translateX(-50%);
    border-radius: 1px;
}
.hlavni-nav a:hover::after,
.hlavni-nav a.aktivni::after {
    width: 60%;
}
.hlavni-nav a:hover {
    color: var(--barva-akcent);
}
.hlavni-nav a.aktivni {
    color: var(--barva-akcent);
    font-weight: 600;
}

/* Hamburger menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}
.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--barva-hlavni);
    transition: 0.3s;
    border-radius: 2px;
}

/* ========== HERO ========== */
.hero {
    position: relative;
    min-height: 85vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    background: url('/images/logo/hero.webp') left 30% top 20%/cover no-repeat;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(26, 15, 10, 0.88) 0%,
        rgba(44, 24, 16, 0.75) 40%,
        rgba(139, 94, 60, 0.6) 100%
    );
    z-index: 1;
}
.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(212, 168, 85, 0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(196, 154, 108, 0.1) 0%, transparent 40%);
    z-index: 2;
}
.hero-obsah {
    position: relative;
    z-index: 3;
    max-width: 800px;
    padding: 2rem var(--odsazeni);
}
.hero h1 {
    font-size: 3.5rem;
    color: var(--barva-bila);
    margin-bottom: 1rem;
    text-shadow: 0 2px 20px rgba(0,0,0,0.3);
    letter-spacing: -0.5px;
}
.hero-podtext {
    font-size: 1.15rem;
    font-weight: 300;
    color: rgba(255,255,255,0.85);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}
.hero-tlacitka {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}
/* Dekorativni linka pod hero */
.hero-linka {
    height: 3px;
    background: var(--prechod-zlaty);
}

/* ========== TLACITKA ========== */
.btn {
    display: inline-block;
    padding: 0.75rem 2rem;
    border-radius: 6px;
    font-size: 0.92rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.4s ease;
    cursor: pointer;
    border: 2px solid transparent;
    letter-spacing: 0.3px;
}
.btn-primarni {
    background: linear-gradient(135deg, var(--barva-akcent) 0%, var(--barva-zlata) 100%);
    color: var(--barva-bila);
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(139, 94, 60, 0.35);
}
.btn-primarni:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(139, 94, 60, 0.45);
    color: var(--barva-bila);
}
.btn-sekundarni {
    background: rgba(255,255,255,0.1);
    color: var(--barva-bila);
    border-color: rgba(255,255,255,0.4);
    backdrop-filter: blur(10px);
}
.btn-sekundarni:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.6);
    color: var(--barva-bila);
    transform: translateY(-2px);
}
.btn-odkaz {
    background: none;
    color: var(--barva-akcent);
    padding: 0;
    font-weight: 600;
    border: none;
}
.btn-odkaz:hover {
    color: var(--barva-zlata);
}
.btn-filtr {
    background: var(--barva-bila);
    color: var(--barva-text);
    border-color: var(--barva-okraj);
    padding: 0.5rem 1.3rem;
    font-size: 0.85rem;
    box-shadow: var(--stin-jemny);
}
.btn-filtr.aktivni,
.btn-filtr:hover {
    background: linear-gradient(135deg, var(--barva-akcent) 0%, var(--barva-zlata) 100%);
    color: var(--barva-bila);
    border-color: transparent;
    box-shadow: 0 4px 12px rgba(139,94,60,0.3);
}

/* ========== SEKCE ========== */
.sekce {
    padding: 5rem 0;
}
.sekce-titulek {
    text-align: center;
    font-size: 2.4rem;
    margin-bottom: 1rem;
    position: relative;
}
.sekce-titulek::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--prechod-zlaty);
    margin: 0.8rem auto 2rem;
    border-radius: 2px;
}
.stranka-titulek {
    font-size: 2.4rem;
    margin-bottom: 0.5rem;
}
.stranka-titulek::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: var(--prechod-zlaty);
    margin: 0.8rem 0 1.5rem;
    border-radius: 2px;
}
.stranka-popis {
    color: var(--barva-text-svetly);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}
.text-center {
    text-align: center;
}

/* ========== UVOD - VLASTNOSTI ========== */
.sekce-uvod {
    position: relative;
    background:
        linear-gradient(180deg,
            rgba(255,255,255,0.75) 0%,
            rgba(255,255,255,0.92) 40%,
            rgba(255,255,255,0.98) 100%
        ),
        url('/images/logo/hero.webp') top center/cover no-repeat;
    background-attachment: fixed;
}
.uvod-mrizka {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}
.uvod-text h2 {
    font-size: 2.2rem;
    margin-bottom: 1rem;
}
.uvod-text p {
    margin-bottom: 1rem;
    color: var(--barva-text-svetly);
    font-size: 1.05rem;
}
.uvod-vlastnosti {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}
.vlastnost {
    display: flex;
    align-items: flex-start;
    gap: 1.2rem;
    padding: 1.5rem;
    background: var(--barva-pozadi);
    border-radius: 12px;
    border: 1px solid var(--barva-okraj);
    transition: transform 0.3s, box-shadow 0.3s;
}
.vlastnost:hover {
    transform: translateX(5px);
    box-shadow: var(--stin-stredni);
}
.vlastnost-ikona {
    font-size: 1.4rem;
    min-width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--barva-akcent), var(--barva-zlata));
    color: var(--barva-bila);
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(139,94,60,0.3);
}
.vlastnost h3 {
    font-size: 1rem;
    margin-bottom: 0.2rem;
}
.vlastnost p {
    font-size: 0.85rem;
    color: var(--barva-text-svetly);
}

/* ========== KATEGORIE ========== */
.sekce-kategorie {
    position: relative;
    padding: 6rem 0;
    background:
        linear-gradient(160deg, rgba(26,15,10,0.93) 0%, rgba(74,44,26,0.88) 50%, rgba(139,94,60,0.85) 100%),
        url('/images/logo/hero.webp') center/cover no-repeat;
    background-attachment: fixed;
    color: var(--barva-bila);
}
.sekce-kategorie .sekce-titulek {
    color: var(--barva-bila);
}
.sekce-kategorie .sekce-titulek::after {
    background: linear-gradient(90deg, transparent, var(--barva-zlata), transparent);
}
.kategorie-mrizka {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.kategorie-karta {
    position: relative;
    border-radius: 16px;
    padding: 3rem 2rem;
    text-align: center;
    text-decoration: none;
    transition: all 0.4s;
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.12);
    overflow: hidden;
}
.kategorie-karta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(212,168,85,0) 0%, rgba(212,168,85,0.1) 100%);
    opacity: 0;
    transition: opacity 0.4s;
    border-radius: 16px;
}
.kategorie-karta:hover {
    transform: translateY(-6px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.3);
    border-color: rgba(212,168,85,0.3);
}
.kategorie-karta:hover::before {
    opacity: 1;
}
.kategorie-karta h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--barva-bila);
    position: relative;
}
.kategorie-karta p {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.7);
    position: relative;
}

/* ========== KATALOG / PRODUKTY ========== */
.sekce-katalog {
    background:
        linear-gradient(180deg, rgba(247,244,240,0.92) 0%, rgba(255,255,255,0.95) 100%),
        url('/images/logo/hero.webp') center/cover no-repeat fixed;
}
.katalog-filtr {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}
.produkty-mrizka {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.8rem;
}
.produkt-karta {
    background: var(--barva-bila);
    border-radius: 16px;
    overflow: hidden;
    text-decoration: none;
    color: var(--barva-text);
    transition: all 0.4s;
    box-shadow: var(--stin-jemny);
    border: 1px solid rgba(0,0,0,0.04);
}
.produkt-karta:hover {
    transform: translateY(-5px);
    box-shadow: var(--stin-silny);
}
.produkt-foto {
    position: relative;
    padding-top: 80%;
    background: linear-gradient(135deg, #f0ebe5, #e8dfd5);
    overflow: hidden;
}
.produkt-foto img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}
.produkt-karta:hover .produkt-foto img {
    transform: scale(1.05);
}
.produkt-bez-foto {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--barva-okraj);
    background: linear-gradient(135deg, #f5efe8, #ebe3d8);
}
.produkt-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: linear-gradient(135deg, var(--barva-uspech), #3da34d);
    color: var(--barva-bila);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.35rem 0.8rem;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px rgba(45,122,58,0.3);
}
.produkt-info {
    padding: 1.3rem 1.4rem;
}
.produkt-info h3 {
    font-size: 1rem;
    margin-bottom: 0.3rem;
    color: var(--barva-hlavni);
    transition: color 0.3s;
}
.produkt-karta:hover .produkt-info h3 {
    color: var(--barva-akcent);
}
.produkt-typ {
    display: block;
    font-size: 0.78rem;
    color: var(--barva-text-svetly);
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.produkt-cena {
    display: inline-block;
    font-size: 1rem;
    font-weight: 700;
    color: var(--barva-akcent);
    background: linear-gradient(135deg, var(--barva-akcent), var(--barva-zlata));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========== DETAIL PRODUKTU ========== */
.sekce-produkt {
    background:
        linear-gradient(180deg, rgba(255,255,255,0.93) 0%, rgba(247,244,240,0.95) 100%),
        url('/images/logo/hero.webp') center/cover no-repeat fixed;
}
.produkt-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-top: 1.5rem;
}
.produkt-hlavni-foto {
    border-radius: 16px;
    overflow: hidden;
    background: var(--barva-pozadi);
    box-shadow: var(--stin-stredni);
}
.produkt-hlavni-foto img {
    width: 100%;
    cursor: zoom-in;
    transition: transform 0.3s;
}
.produkt-hlavni-foto:hover img {
    transform: scale(1.02);
}
.produkt-miniatury {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}
.miniatura {
    width: 75px;
    height: 75px;
    object-fit: cover;
    border-radius: 8px;
    cursor: pointer;
    opacity: 0.5;
    transition: all 0.3s;
    border: 2px solid transparent;
    box-shadow: var(--stin-jemny);
}
.miniatura:hover,
.miniatura.aktivni {
    opacity: 1;
    border-color: var(--barva-zlata);
    box-shadow: 0 4px 12px rgba(139,94,60,0.2);
}
.produkt-specifikace h1 {
    font-size: 2rem;
    margin-bottom: 0.8rem;
}
.produkt-badge-velky {
    display: inline-block;
    background: linear-gradient(135deg, var(--barva-uspech), #3da34d);
    color: var(--barva-bila);
    padding: 0.35rem 1.2rem;
    border-radius: 20px;
    font-size: 0.82rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.produkt-cena-velka {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--barva-akcent), var(--barva-zlata));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}
.produkt-kategorie {
    color: var(--barva-text-svetly);
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}
.produkt-tabulka {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 1.5rem;
}
.produkt-tabulka th,
.produkt-tabulka td {
    padding: 0.7rem 1rem;
    text-align: left;
    font-size: 0.9rem;
}
.produkt-tabulka tr {
    border-bottom: 1px solid var(--barva-okraj);
}
.produkt-tabulka tr:hover {
    background: var(--barva-pozadi);
}
.produkt-tabulka th {
    width: 40%;
    font-weight: 600;
    color: var(--barva-hlavni);
}
.produkt-popis {
    margin-bottom: 1.5rem;
    padding: 1.5rem;
    background: var(--barva-pozadi);
    border-radius: 12px;
    border-left: 3px solid var(--barva-zlata);
}
.produkt-popis h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}
.produkt-akce {
    margin-top: 2rem;
}
.produkt-bez-foto.velky {
    position: relative;
    height: 400px;
    border-radius: 16px;
    background: linear-gradient(135deg, #f5efe8, #ebe3d8);
}

/* ========== DETAILY ========== */
.sekce-detaily {
    background:
        linear-gradient(180deg, rgba(247,244,240,0.92) 0%, rgba(255,255,255,0.95) 100%),
        url('/images/logo/hero.webp') center/cover no-repeat fixed;
}
.stranka-podtitulek {
    text-align: center;
    color: var(--barva-text-svetly);
    font-size: 1.05rem;
    margin: -1rem 0 2rem;
}
.detaily-mrizka {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
    gap: 0.8rem;
}
.detail-karta {
    background: var(--barva-bila);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--stin-jemny);
    border: 1px solid rgba(0,0,0,0.04);
    transition: all 0.4s;
}
.detail-karta:hover {
    transform: translateY(-3px);
    box-shadow: var(--stin-silny);
}
.detail-foto {
    position: relative;
    padding-top: 100%;
    background: linear-gradient(135deg, #f0ebe5, #e8dfd5);
    overflow: hidden;
}
.detail-foto img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    cursor: zoom-in;
    transition: transform 0.6s ease;
}
.detail-karta:hover .detail-foto img {
    transform: scale(1.05);
}
.detail-info {
    padding: 0.5rem 0.7rem 0.6rem;
}
.detail-kategorie {
    display: inline-block;
    font-size: 0.6rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--barva-akcent);
    background: rgba(139,94,60,0.08);
    padding: 0.15rem 0.5rem;
    border-radius: 10px;
}
.detail-info h3 {
    font-size: 0.78rem;
    margin: 0.2rem 0 0;
    color: var(--barva-hlavni);
    font-weight: 500;
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.92);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    cursor: pointer;
}
.lightbox.aktivni {
    display: flex;
}
.lightbox img {
    max-width: 90vw;
    max-height: 85vh;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.5);
    cursor: default;
}
.lightbox-zavrit {
    position: absolute;
    top: 1.5rem; right: 1.5rem;
    background: none;
    border: none;
    color: white;
    font-size: 2.5rem;
    cursor: pointer;
    line-height: 1;
    opacity: 0.7;
    transition: opacity 0.3s;
}
.lightbox-zavrit:hover {
    opacity: 1;
}
.lightbox-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255,255,255,0.12);
    border: none;
    color: white;
    font-size: 2rem;
    width: 3rem;
    height: 3.5rem;
    cursor: pointer;
    border-radius: 8px;
    transition: background 0.3s;
    z-index: 2;
    line-height: 1;
}
.lightbox-btn:hover {
    background: rgba(255,255,255,0.25);
}
.lightbox-prev { left: 1rem; }
.lightbox-next { right: 1rem; }
.lightbox-popis {
    color: rgba(255,255,255,0.8);
    margin-top: 1rem;
    font-size: 0.9rem;
    text-align: center;
}
.lightbox-pocitadlo {
    color: rgba(255,255,255,0.45);
    font-size: 0.75rem;
    margin-top: 0.3rem;
    text-align: center;
}

/* ========== REFERENCE ========== */
.sekce-reference {
    background:
        linear-gradient(180deg, rgba(247,244,240,0.90) 0%, rgba(255,255,255,0.93) 100%),
        url('/images/logo/hero.webp') center/cover no-repeat fixed;
}
.reference-seznam {
    max-width: 800px;
    margin: 0 auto;
}
.reference-polozka {
    background: var(--barva-bila);
    border-radius: 16px;
    padding: 2.5rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--stin-jemny);
    border: 1px solid rgba(0,0,0,0.04);
    position: relative;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
}
.reference-polozka:hover {
    transform: translateY(-3px);
    box-shadow: var(--stin-stredni);
}
.reference-polozka::before {
    content: '\201C';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 8rem;
    font-family: var(--font-nadpis);
    color: rgba(139,94,60,0.06);
    line-height: 1;
    pointer-events: none;
}
.reference-polozka blockquote p {
    font-size: 1.08rem;
    line-height: 1.9;
    color: var(--barva-text);
    font-style: italic;
    position: relative;
}
.reference-autor {
    margin-top: 1.2rem;
    padding-top: 1rem;
    border-top: 1px solid var(--barva-okraj);
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
}
.reference-autor strong {
    color: var(--barva-hlavni);
    font-size: 1rem;
}
.reference-model {
    font-size: 0.82rem;
    color: var(--barva-text-svetly);
    background: var(--barva-pozadi);
    padding: 0.2rem 0.7rem;
    border-radius: 20px;
}
.reference-datum {
    font-size: 0.78rem;
    color: var(--barva-text-svetly);
    margin-left: auto;
}

/* Reference nahled (uvodni stranka) */
.sekce-reference-nahled {
    position: relative;
    padding: 6rem 0;
    background:
        linear-gradient(200deg, rgba(26,15,10,0.94) 0%, rgba(44,24,16,0.90) 50%, rgba(100,65,38,0.88) 100%),
        url('/images/logo/hero.webp') bottom center/cover no-repeat;
    background-attachment: fixed;
    color: var(--barva-bila);
}
.sekce-reference-nahled .sekce-titulek {
    color: var(--barva-bila);
}
.sekce-reference-nahled .sekce-titulek::after {
    background: linear-gradient(90deg, transparent, var(--barva-zlata), transparent);
}
.reference-nahled-mrizka {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-bottom: 2.5rem;
}
.reference-nahled-karta {
    background: rgba(255,255,255,0.06);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 16px;
    padding: 2rem;
    transition: all 0.4s;
}
.reference-nahled-karta:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(212,168,85,0.3);
    transform: translateY(-3px);
}
.reference-nahled-karta blockquote p {
    font-size: 0.92rem;
    font-style: italic;
    color: rgba(255,255,255,0.85);
    margin-bottom: 1.2rem;
    line-height: 1.7;
}
.reference-nahled-autor strong {
    color: var(--barva-zlata);
    display: block;
    font-size: 0.95rem;
}
.reference-nahled-autor span {
    font-size: 0.78rem;
    color: rgba(255,255,255,0.5);
}
.sekce-reference-nahled .btn-odkaz {
    color: var(--barva-zlata);
}

/* ========== KONTAKT ========== */
.sekce-kontakt {
    background:
        linear-gradient(180deg, rgba(255,255,255,0.92) 0%, rgba(247,244,240,0.94) 100%),
        url('/images/logo/hero.webp') center/cover no-repeat fixed;
}
.kontakt-mrizka {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: stretch;
}
.kontakt-mrizka > div {
    display: flex;
}
.kontakt-mrizka .kontakt-karta,
.kontakt-mrizka .formular-uspech {
    flex: 1;
}
.kontakt-karta {
    background: var(--barva-pozadi);
    border-radius: 16px;
    padding: 2.5rem;
    border: 1px solid var(--barva-okraj);
    position: relative;
    overflow: hidden;
}
.kontakt-karta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--prechod-zlaty);
}
.kontakt-karta h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}
.kontakt-udaje {
    margin-bottom: 1.5rem;
}
.kontakt-udaje dt {
    font-weight: 700;
    color: var(--barva-akcent);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 1.2rem;
}
.kontakt-udaje dt:first-child {
    margin-top: 0;
}
.kontakt-udaje dd {
    margin-left: 0;
    color: var(--barva-text);
    font-size: 1rem;
}
.kontakt-mapa {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--stin-stredni);
    border: 1px solid var(--barva-okraj);
}
.kontakt-mapa iframe {
    display: block;
    min-height: 100%;
}
.kontakt-mapa-sekce {
    margin-top: 2.5rem;
}
.kontakt-mapa-sekce .kontakt-mapa {
    min-height: 350px;
}
.kontakt-mapa-sekce .kontakt-mapa iframe {
    min-height: 350px;
    width: 100%;
}

/* Kontaktni formular */
.kontakt-formular .kontakt-karta {
    background: rgba(255,255,255,0.85);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.kontakt-form .form-radek {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}
.kontakt-form .form-pole {
    margin-bottom: 0.8rem;
}
.kontakt-form .form-pole label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--barva-hlavni);
    margin-bottom: 0.3rem;
}
.kontakt-form .form-pole input,
.kontakt-form .form-pole select,
.kontakt-form .form-pole textarea {
    width: 100%;
    padding: 0.7rem 1rem;
    border: 1px solid var(--barva-okraj);
    border-radius: 8px;
    font-size: 0.92rem;
    font-family: var(--font-text);
    background: var(--barva-bila);
    transition: border-color 0.3s, box-shadow 0.3s;
}
.kontakt-form .form-pole input:focus,
.kontakt-form .form-pole select:focus,
.kontakt-form .form-pole textarea:focus {
    outline: none;
    border-color: var(--barva-akcent);
    box-shadow: 0 0 0 3px rgba(139,94,60,0.1);
}
.kontakt-form .form-pole textarea {
    resize: vertical;
    min-height: 120px;
}
.kontakt-form .form-pole input::placeholder,
.kontakt-form .form-pole textarea::placeholder {
    color: var(--barva-text-svetly);
    opacity: 0.6;
}
.formular-uspech {
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 3rem;
    text-align: center;
    border: 1px solid rgba(45,122,58,0.2);
}
.formular-uspech-ikona {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--barva-uspech), #3da34d);
    color: var(--barva-bila);
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}
.formular-uspech h3 {
    margin-bottom: 0.5rem;
    color: var(--barva-uspech);
}
.formular-uspech p {
    color: var(--barva-text-svetly);
}

@media (max-width: 768px) {
    .kontakt-form .form-radek {
        grid-template-columns: 1fr;
    }
}

/* ========== CMS STRANKA ========== */
.sekce-stranka {
    background:
        linear-gradient(180deg, rgba(255,255,255,0.91) 0%, rgba(247,244,240,0.94) 100%),
        url('/images/logo/hero.webp') center/cover no-repeat fixed;
}
.wysiwyg h2 {
    font-size: 1.6rem;
    margin: 2.5rem 0 0.8rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--barva-okraj);
}
.wysiwyg h3 {
    font-size: 1.3rem;
    margin: 2rem 0 0.6rem;
    color: var(--barva-akcent);
}
.wysiwyg p { margin-bottom: 1rem; line-height: 1.9; }
.wysiwyg ul, .wysiwyg ol { margin: 1rem 0 1rem 2rem; }
.wysiwyg li { margin-bottom: 0.4rem; }
.wysiwyg strong { color: var(--barva-hlavni); }

/* ========== PRAZDNY STAV ========== */
.prazdny-stav {
    text-align: center;
    padding: 5rem 2rem;
    color: var(--barva-text-svetly);
    background: var(--barva-bila);
    border-radius: 16px;
    border: 2px dashed var(--barva-okraj);
}

/* ========== PATICKA ========== */
.hlavni-paticka {
    background: var(--barva-pozadi-tmava);
    color: rgba(255,255,255,0.75);
    padding: 4rem 0 0;
    position: relative;
}
.hlavni-paticka::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--prechod-zlaty);
}
.paticka-sloupce {
    display: grid;
    grid-template-columns: 1.2fr 1fr 0.8fr;
    gap: 3rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}
.paticka-sloupec h3 {
    color: var(--barva-bila);
    font-size: 1.1rem;
    margin-bottom: 1rem;
    position: relative;
}
.paticka-sloupec h3::after {
    content: '';
    display: block;
    width: 30px;
    height: 2px;
    background: var(--barva-zlata);
    margin-top: 0.5rem;
}
.paticka-sloupec p {
    font-size: 0.88rem;
    line-height: 1.9;
}
.paticka-sloupec a,
.paticka-spodek a {
    color: var(--barva-akcent-svetla);
    text-decoration: underline;
    transition: color 0.3s;
}
.paticka-sloupec a:hover {
    color: var(--barva-zlata);
}
.paticka-spodek {
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.78rem;
    color: rgba(255,255,255,0.6);
}

/* ========== FLASH ZPRAVY ========== */
.flash-zprava {
    padding: 1rem 1.5rem;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    backdrop-filter: blur(10px);
}
.flash-success {
    background: rgba(45,122,58,0.1);
    color: var(--barva-uspech);
    border: 1px solid rgba(45,122,58,0.2);
}
.flash-error {
    background: rgba(192,57,43,0.1);
    color: var(--barva-chyba);
    border: 1px solid rgba(192,57,43,0.2);
}

/* ========== 404 ========== */
.sekce-404 {
    padding: 8rem 0;
    background: var(--barva-bila);
}
.sekce-404 .stranka-titulek {
    font-size: 6rem;
    background: linear-gradient(135deg, var(--barva-okraj), var(--barva-akcent-svetla));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.sekce-404 .stranka-titulek::after {
    display: none;
}

/* ========== ANIMACE ========== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ========== RESPONZIVITA ========== */
@media (max-width: 992px) {
    .uvod-mrizka { grid-template-columns: 1fr; gap: 2rem; }
    .kategorie-mrizka { grid-template-columns: repeat(2, 1fr); }
    .reference-nahled-mrizka { grid-template-columns: 1fr; }
    .produkt-detail { grid-template-columns: 1fr; }
    .kontakt-mrizka { grid-template-columns: 1fr; }
    .paticka-sloupce { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
    .hamburger { display: flex; }
    .hlavni-nav {
        display: none;
        position: absolute;
        top: 75px;
        left: 0;
        right: 0;
        background: rgba(255,255,255,0.95);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        border-bottom: 1px solid var(--barva-okraj);
    }
    .hlavni-nav.otevrena { display: flex; }
    .hlavni-nav a { padding: 0.9rem 1rem; }
    .hlavni-nav a::after { display: none; }
    .hero { min-height: 70vh; }
    .hero h1 { font-size: 2.2rem; }
    .hero-podtext { font-size: 1rem; }
    .sekce { padding: 3.5rem 0; }
    .sekce-titulek { font-size: 1.9rem; }
    .stranka-titulek { font-size: 1.9rem; }
    .kategorie-mrizka { grid-template-columns: 1fr; }
    .produkty-mrizka { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
    .reference-polozka { padding: 1.8rem; }
}

@media (max-width: 480px) {
    .hero h1 { font-size: 1.8rem; }
    .hero { min-height: 60vh; }
    .produkty-mrizka { grid-template-columns: 1fr; }
    .kontakt-karta { padding: 1.5rem; }
}