/* --- ÚTULNÝ A BAREVNÝ STUDIJNÍ DESIGN (VERZE S FOTKAMI A OPRAVOU IKON) --- */
:root {
    --bg-creme: #fdfaf9;         
    --fire-red: #e63946;         
    --fire-orange: #fca311;      
    --fire-dark: #1d3557;        
    --text-main: #2b2d42;        
    --text-muted: #57606f;
    --shadow-color: rgba(230, 57, 70, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Roboto, sans-serif;
}

body {
    background-color: var(--bg-creme);
    color: var(--text-main);
    line-height: 1.6;
}

/* --- DEKORATIVNÍ HORNÍ LIŠTA --- */
.top-accent {
    height: 8px;
    background: linear-gradient(90deg, var(--fire-red), var(--fire-orange));
    width: 100%;
    position: fixed;
    top: 0;
    z-index: 1002;
}

/* --- NAVIGACE --- */
.navbar {
    position: sticky;
    top: 8px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 8%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.05);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    text-decoration: none;
    color: var(--fire-dark);
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo i { color: var(--fire-red); font-size: 1.8rem; }

.nav-links { list-style: none; display: flex; gap: 1rem; }

.nav-links a {
    text-decoration: none;
    color: var(--text-main);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 0.6rem 1rem;
    border-radius: 12px;
    transition: var(--transition);
}

.nav-links a:hover, .nav-links a.active {
    background: rgba(230, 57, 70, 0.1);
    color: var(--fire-red);
}

.hamburger { display: none; cursor: pointer; font-size: 1.8rem; color: var(--fire-red); }

/* --- HERO SEKCE --- */
.hero {
    padding: 6rem 8% 10rem 8%;
    background: linear-gradient(135deg, #ffffff 0%, #fff1f1 100%);
    text-align: center;
    border-bottom-left-radius: 60px;
    border-bottom-right-radius: 60px;
    box-shadow: 0 10px 30px var(--shadow-color);
    margin-bottom: 2rem;
}

.hero h1 { font-size: clamp(2rem, 5vw, 3.5rem); margin-bottom: 1.5rem; color: var(--fire-dark); }
.hero p { font-size: 1.2rem; color: var(--text-muted); max-width: 700px; margin: 0 auto; }

/* --- KARTY --- */
.container {
    padding: 0 8% 4rem 8%;
    max-width: 1400px;
    margin: -6rem auto 0 auto; /* Posun karet nahoru přes hero */
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
}

.card {
    background: white;
    border-radius: 35px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    box-shadow: 0 15px 35px rgba(0,0,0,0.05);
    transition: var(--transition);
    border: 1px solid rgba(230, 57, 70, 0.05);
    display: flex;
    flex-direction: column;
    position: relative;
}

.card:hover {
    transform: translateY(-12px);
    box-shadow: 0 25px 50px var(--shadow-color);
}

/* --- OPRAVA: STYL PRO OBRÁZEK --- */
.card-img {
    height: 200px;
    width: 100%;
    background-size: cover;
    background-position: center;
    position: relative;
}

/* --- OPRAVA: STYL PRO IKONU (Viditelná a přehledná) --- */
.card-icon {
    position: absolute;
    bottom: -25px;
    left: 25px;
    width: 60px;
    height: 60px;
    background: white;
    color: var(--fire-red);
    border-radius: 18px;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 1.8rem;
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
    z-index: 2;
    transition: var(--transition);
}

.card:hover .card-icon {
    background: var(--fire-red);
    color: white;
    transform: scale(1.1);
}

.card-content {
    padding: 3.5rem 2rem 2.5rem 2rem; /* Větší padding nahoře kvůli ikoně */
    text-align: left; /* Zarovnání vlevo působí moderněji */
}

.card h3 { font-size: 1.5rem; margin-bottom: 0.8rem; color: var(--fire-dark); }
.card p { color: var(--text-muted); font-size: 0.95rem; }

/* --- FOOTER --- */
footer {
    background: var(--fire-dark);
    color: white;
    padding: 5rem 8% 3rem 8%;
    text-align: center;
    margin-top: 5rem;
    border-top-left-radius: 60px;
    border-top-right-radius: 60px;
}

/* --- RESPONSIVITA --- */
@media (max-width: 992px) {
    .hamburger { display: block; }
    .nav-links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%; left: 0; width: 100%;
        background: white; padding: 2rem;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    }
    .nav-links.active { display: flex; }
}