/* DESIGN SYSTEM & PROMENNE */
:root {
    --bg-color: #fcf5ed;
    --text-color: #0d0165;
    --primary-red: #5e0606;
    --dark-red: #3d0404;
    --card-bg: #ffffff;
    --card-shadow: rgba(94, 6, 6, 0.1);
    --section-bg-alt: #fcf5ed; 
    --navbar-bg: rgba(252, 245, 237, 0.85);
    --navbar-text: #0d0165;
    --muted-text: #6c757d;
}

[data-theme="dark"] {
    --bg-color: #0b101e; 
    --text-color: #f8f9fa; 
    --primary-red: #7a0a0a; /* Zafixovaná původní tmavá červená */
    --dark-red: #151e32; 
    --card-bg: #151e32;
    --card-shadow: rgba(0, 0, 0, 0.4);
    --section-bg-alt: #0b101e; 
    --navbar-bg: rgba(11, 16, 30, 0.9);
    --navbar-text: #c2c9d6;
    --muted-text: #94a0b8;
}

/* =========================================
   GLOBÁLNÍ VYNUCENÍ BAREV A OPRAVA ANIMACÍ
   ========================================= */
html, body {
    max-width: 100%;
    overflow-x: hidden;
    position: relative;
    font-family: 'Varela', sans-serif;
    color: var(--text-color) !important;
    margin: 0;
    scroll-behavior: smooth !important;
    background-color: var(--bg-color);
}

section h1, section h2, section h3, section h4, section h5, section h6, section p, section span, section li {
    color: var(--text-color);
}

.text-cream {
    color: #FCF5ED !important;
}

.text-primary-dark {
    color: var(--text-color) !important;
}

.text-muted {
    color: var(--muted-text) !important;
}

/* Bezpečný přechod barev - použijeme transition-property, aby to nerozbilo ostatní animace */
body, p, h1, h2, h3, h4, h5, h6, nav, button, i, a, span, li, section {
    transition-property: background-color, color, border-color, box-shadow;
    transition-duration: 0.4s;
    transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

.cara {
    width: 80px; 
    height: 5px; 
    background-color: var(--primary-red); 
    border-radius: 10px;
}

/* NAVBAR */
nav { z-index: 1000; }

.navbar {
    background: transparent !important;
    transition: padding 0.3s ease, background-color 0.3s ease, backdrop-filter 0.3s ease !important;
}

.navbar.navbar-scrolled {
    padding-top: 10px !important;
    padding-bottom: 10px !important;
    background-color: var(--navbar-bg) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

.navbar-brand { padding: 0; margin: 0; }
.navbar-brand img { height: 45px; width: auto; display: block; }
.white-logo {
    filter: brightness(0) invert(1) drop-shadow(0px 2px 4px rgba(0,0,0,0.3));
    height: 40px; width: auto; display: block;
}
.navbar-scrolled .white-logo { filter: none; }
[data-theme="dark"] .navbar-scrolled .white-logo {
    filter: brightness(0) invert(1) drop-shadow(0px 2px 4px rgba(0,0,0,0.3));
}

.nav-link-creative {
    text-decoration: none; font-weight: 600; font-size: 1.1rem;
    color: var(--navbar-text) !important;
    transition: all 0.3s ease; padding: 0.5rem 0;
    position: relative; background: transparent;
}
.navbar-scrolled .nav-link-creative { color: var(--text-color) !important; }
.nav-link-creative::after {
    content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px;
    background-color: var(--primary-red); transition: width 0.3s ease;
}
.nav-link-creative:hover::after { width: 100%; }
.nav-link-creative:hover { color: var(--primary-red) !important; }

#theme-toggle { cursor: pointer; font-size: 1.2rem; }
#theme-toggle:hover { color: var(--primary-red) !important; }

/* =========================================
   HERO SEKCE (Nová barva pod postavou)
   ========================================= */
.hero-image-split {
    background-color: #5e0606; 
    overflow: hidden;
    transition: background-color 0.4s ease, box-shadow 0.4s ease;
}

/* Zcela nová, odlišná elegantní temně bordó barva pro oddělení portrétu */
[data-theme="dark"] .hero-image-split {
    background-color: #1a0808; 
    box-shadow: 10px 0 30px rgba(0,0,0,0.4);
    z-index: 1;
}

.hero-portrait {
    max-height: 90vh; object-fit: contain; z-index: 10;
    position: relative; filter: drop-shadow(0 10px 30px rgba(0,0,0,0.4));
}

.hero-tag {
    bottom: 5rem; left: 2rem;
    font-weight: bold; font-size: 0.9rem; letter-spacing: 2px;
    transform: rotate(-90deg); transform-origin: left bottom;
    opacity: 0.6;
}

.hero-tag, .hero-tag span { color: #fcf5ed !important; }

.hero-pretitle { color: var(--primary-red) !important; letter-spacing: 3px; font-size: 0.9rem; }
.hero-name { color: var(--text-color) !important; line-height: 1; font-weight: 800; }
.hero-divider { width: 60px; height: 6px; background-color: var(--primary-red); border-radius: 3px; }
.hero-description { color: var(--text-color) !important; opacity: 0.9; font-style: italic; font-weight: 500; }

.btn-dark-creative {
    background-color: var(--primary-red); color: #fcf5ed !important;
    border: none; transition: all 0.3s ease !important;
}
.btn-dark-creative:hover {
    background-color: var(--text-color); transform: translateY(-3px); color: var(--bg-color) !important;
}

.btn-outline-dark-creative {
    background-color: transparent; border: 2px solid var(--text-color);
    color: var(--text-color) !important; transition: all 0.3s ease !important;
}
.btn-outline-dark-creative:hover {
    background-color: var(--text-color); color: var(--bg-color) !important; transform: translateY(-3px);
}

/* =========================================
   KARTY PROJEKTŮ (WEBY)
   ========================================= */
.section-bg { background-color: var(--section-bg-alt) !important; }

.project-card {
    border-radius: 20px !important; overflow: hidden;
    transition: transform 0.4s ease, box-shadow 0.4s ease, background-color 0.4s ease, border-color 0.4s ease !important;
    background-color: var(--card-bg) !important;
    border: 1px solid transparent !important; 
}
[data-theme="dark"] .project-card {
    border-color: rgba(255, 255, 255, 0.05) !important;
}
.project-card:hover {
    transform: translateY(-10px); box-shadow: 0 15px 30px var(--card-shadow) !important;
}

.bg-dark-red { background-color: var(--dark-red) !important; }

.btn-dark-blue {
    background-color: #0d0165; color: white !important; transition: all 0.4s ease !important; border: none;
}
[data-theme="dark"] .btn-dark-blue { background-color: var(--primary-red); }
.btn-dark-blue:hover {
    background-color: var(--text-color); color: var(--bg-color) !important;
}

.portfolio-img-container {
    height: 350px; overflow: hidden; position: relative; width: 100%; 
    background: #eee; aspect-ratio: 16 / 9;
}
[data-theme="dark"] .portfolio-img-container { background: #000; }

.portfolio-scroll-img {
    width: 100%; height: auto !important; position: absolute; top: 0; left: 0;
    transition: transform 4s ease-in-out !important; object-fit: cover; 
    will-change: transform; backface-visibility: hidden;
}
.project-card:hover .portfolio-scroll-img { transform: translateY(calc(-100% + 350px)); }
.main-project .portfolio-img-container { height: 350px; }
.main-project:hover .portfolio-scroll-img { transform: translateY(calc(-100% + 300px)); }

/* =========================================
   GRAFICKÉ PRÁCE, 3D MODELY
   ========================================= */
.work-card {
    background-color: transparent !important;
    border: none !important;
    box-shadow: none !important;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.work-img-wrapper, .sketchfab-embed-wrapper {
    width: 100%; height: 300px; display: flex; align-items: center; justify-content: center;
    overflow: hidden; border-radius: 15px; position: relative; transition: 0.3s ease;
    background-color: transparent !important; /* Důležité pro splynutí s pozadím */
}

.work-img-wrapper img {
    width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease !important;
}
.work-card:hover .work-img-wrapper img { transform: scale(1.1); }

.work-overlay {
    position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    display: flex; align-items: center; justify-content: center;
    background: rgba(0,0,0,0.4); opacity: 0; transition: opacity 0.3s ease !important;
}
.work-card:hover .work-overlay { opacity: 1; }
.work-overlay a:hover { transform: scale(1.2); transition: transform 0.3s ease !important; }

/* FILTROVÁNÍ */
.filter-item {
    transition: opacity 0.3s ease, transform 0.3s ease !important;
    opacity: 1;
    transform: scale(1);
    display: block; 
}
.filter-item.hiding { opacity: 0; transform: scale(0.8); }
.filter-item.hidden { display: none !important; }

.btn-outline-dark-blue {
    border: 1px solid var(--text-color); color: var(--text-color) !important;
}
.btn-outline-dark-blue:hover, .btn-outline-dark-blue.active {
    background-color: var(--text-color); color: var(--bg-color) !important;
}

.sketchfab-embed-wrapper iframe {
    width: 100% !important; height: 100% !important; border: none; position: absolute; top: 0; left: 0;
}
.sketchfab-embed-wrapper p { display: none !important; }

/* SEKCE O MNĚ */
.creative-border-box::before {
    content: ''; position: absolute; top: 15px; left: 15px; width: 100%; height: 100%;
    border: 3px solid var(--primary-red); border-radius: 1rem; z-index: -1; transition: transform 0.3s ease !important;
}
.creative-border-box:hover::before { transform: translate(-8px, -8px); }

/* FOTOGALERIE MASONRY */
.masonry-grid { column-count: 3; column-gap: 1.2rem; }
.masonry-item {
    display: inline-block; width: 100%; margin-bottom: 1.2rem; border-radius: 12px; overflow: hidden;
}
.masonry-item img { width: 100%; transition: transform 0.4s ease !important; }
.masonry-item:hover img { transform: scale(1.05); }

/* FOOTER */
.text-animate-outline {
    color: transparent !important; -webkit-text-stroke: 1px rgba(252, 245, 237, 0.3); transition: color 0.4s ease-in-out !important;
}
.text-animate-outline:hover {
    color: #FCF5ED !important; -webkit-text-stroke-color: transparent;
}
.btn-modern-contact {
    display: inline-flex; align-items: center; padding: 10px 25px; 
    border: 1px solid rgba(252, 245, 237, 0.2); border-radius: 50px; 
    color: #FCF5ED !important; text-decoration: none; font-weight: 600; text-transform: uppercase;
    font-size: 0.75rem; letter-spacing: 0.1rem; position: relative; overflow: hidden;
    z-index: 1; transition: color 0.4s ease, border-color 0.4s ease !important;
}
.btn-text { margin-right: 10px; transition: transform 0.4s ease !important; }
.btn-arrow { font-size: 0.9rem; transition: transform 0.4s cubic-bezier(0.7, 0, 0.3, 1) !important; }
.btn-background-slide {
    position: absolute; top: 0; left: -101%; width: 100%; height: 100%;
    background-color: #FCF5ED; transition: transform 0.4s cubic-bezier(0.7, 0, 0.3, 1) !important; z-index: -1;
}
.btn-modern-contact:hover { color: var(--dark-red) !important; border-color: #FCF5ED; }
.btn-modern-contact:hover .btn-background-slide { transform: translateX(101%); }
.btn-modern-contact:hover .btn-text { transform: translateX(-3px); }
.btn-modern-contact:hover .btn-arrow { transform: translateX(4px); }
.copyright-bar { padding-top: 4em; }
.footer-socials a { color: inherit; opacity: 0.5; font-size: 1.1rem; transition: transform 0.3s ease, opacity 0.3s ease !important; }
.footer-socials a:hover { opacity: 1; transform: translateY(-3px); }

/* =========================================
   ANIMACE PŘI SCROLLOVÁNÍ
   ========================================= */
.reveal { 
    opacity: 0; 
    transform: translateY(40px); 
    transition: transform 0.8s cubic-bezier(0.5, 0, 0, 1), opacity 0.8s cubic-bezier(0.5, 0, 0, 1) !important; 
}
.reveal.active { 
    opacity: 1; 
    transform: translateY(0); 
}

/* TLAČÍTKO ZPĚT NAHORU */
#backToTop {
    position: fixed; bottom: 30px; right: 30px; width: 50px; height: 50px;
    display: flex; align-items: center; justify-content: center; z-index: 9999;
    opacity: 0; visibility: hidden; transition: opacity 0.4s ease, visibility 0.4s ease, transform 0.3s ease !important;
    border: none; color: white;
}
#backToTop.visible { opacity: 1; visibility: visible; }
#backToTop:hover { transform: translateY(-5px); box-shadow: 0 10px 20px rgba(13, 1, 101, 0.3) !important; }

/* KURZOR PRO EFEKT PSACÍHO STROJE */
.cursor {
    display: inline-block; width: 2px; animation: blink 0.8s infinite; margin-left: 2px; color: var(--primary-red);
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

/* RESPONSIVITA */
@media (max-width: 767px) { .copyright-bar .col-md-4 { margin-bottom: 8px; } }
@media (max-width: 991px) {
    .hero-creative { height: auto !important; min-height: 100vh; display: flex; flex-direction: column; padding-top: 0 !important; }
    .hero-creative nav.navbar { position: absolute; top: 0; left: 0; width: 100%; z-index: 1000; background: transparent !important; padding-top: 20px !important; }
    .hero-image-split { height: 55vh !important; margin: 0 !important; padding-top: 60px; display: flex; align-items: flex-end; justify-content: center; overflow: hidden; }
    .hero-portrait { max-height: 90%; width: auto; object-fit: contain; }
    .hero-text-split { padding: 40px 20px !important; }
    .hero-content-modern { text-align: center !important; margin-left: 0 !important; align-items: center !important; display: flex; flex-direction: column; width: 100%; }
    .hero-name { font-size: 3rem; margin-top: 10px; }
    .hero-btns { flex-direction: column; width: 100%; margin-top: 30px; gap: 15px; }
    .masonry-grid { column-count: 2; }
    .navbar-toggler { border: none !important; box-shadow: none !important; background: transparent !important; padding: 0 !important; }
    .navbar-toggler-icon { filter: brightness(0) invert(1); width: 1.2em; height: 1.2em; }
    .navbar-collapse { background-color: var(--primary-red); position: absolute; top: 100%; left: 0; width: 100%; padding: 20px 0; z-index: 1001; box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2); }
    .navbar-nav { text-align: center; width: 100%; }
    .nav-link-creative { color: #ffffff !important; font-size: 1.3rem !important; font-weight: 600 !important; padding: 15px 0 !important; text-transform: uppercase; letter-spacing: 1px; display: block; transition: 0.3s; }
    .navbar-scrolled .nav-link-creative { color: #ffffff !important; }
    .nav-link-creative:active { background-color: rgba(255, 255, 255, 0.05); color: #fcf5ed !important; }
    .btn-modern-contact { width: 100%; justify-content: center; }
    .navbar-collapse { z-index: 1050; }
}
.fslightbox-container { z-index: 999999 !important; }
section { content-visibility: auto; contain-intrinsic-size: 1px 500px; }
#hero, #o-mne { content-visibility: visible; }