/* ==========================================================================
   SKUPINA CREDIT - INDEX.CSS (styly specifické pro index.html)
   ========================================================================== */

/* === HERO SEKCE === */

#hero {
    position: relative;
    width: 100%;
    height: 100vh;
    min-height: 500px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #000;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover; 
    z-index: 1;
    pointer-events: none; 
}

.overlay {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: linear-gradient(to bottom, rgba(0,0,0,.65) 0%, rgba(0,0,0,.4) 30%, rgba(0,0,0,.4) 60%, rgba(0,0,0,.70) 100%);
}

.hero-center-content {
    position: relative;
    z-index: 10;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero-main-logo {
    width: 80vw;
    max-width: 700px;
    height: auto;
    filter: drop-shadow(0 10px 20px rgba(0,0,0,0.5));
    margin-bottom: 20px;
}

.hero-subtitle {
    font-family: var(--font-body);
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 4px;
    font-weight: 700;
    font-size: clamp(1rem, 2vw, 1.3rem);
    margin-top: 10px;
}

.hero-ctas {
    position: absolute;
    bottom: 15%;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 20px;
    z-index: 10;
    width: 100%;
    justify-content: center;
    padding: 0 20px;
}

.hero-ctas.reveal {
    transform: translateX(-50%) scale(0.95);
    transition: opacity 1s ease, transform 1s ease;
}
.hero-ctas.reveal.visible {
    transform: translateX(-50%) scale(1);
}

/* === SCROLL HINT (Šipka dolů) === */
.scroll-hint {
    position: absolute;
    bottom: 40px; /* Posunuto kousek výš, aby měla místo na skákání */
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    pointer-events: none;
}

.scroll-hint svg {
    width: 44px; /* Znatelně větší */
    height: 44px;
    stroke: var(--accent); /* Zářivá žlutá barva z tvé palety */
    stroke-width: 2.5; /* Mírně tlustší čára */
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.6)); /* Temný stín zajistí čitelnost i na bílém pozadí videa */
    animation: bounceD 2s infinite cubic-bezier(0.4, 0, 0.2, 1); /* Plynulejší a výraznější skok */
}

@keyframes bounceD {
    0%, 100% { 
        transform: translateY(0); 
        opacity: 0.5; 
    }
    50% { 
        transform: translateY(15px); /* Skáče o 15px místo původních 6px */
        opacity: 1; 
    }
}
/* === TLAČÍTKA === */

/* Hlavní tlačítka v Hero - přepnuto na Oswald */
.btn-main {
    background: var(--accent);
    color: #111;
    border: 2px solid var(--accent);
    padding: 14px 32px;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    text-decoration: none;
    transition: 0.3s;
    border-radius: 4px;
    text-align: center;
}

.btn-main:hover {
    background: white;
    color: var(--text);
    border: 2px solid var(--bg-white);
    transform: translateY(-3px);
}

.btn-outline {
    background: rgba(0,0,0,0.4);
    backdrop-filter: blur(5px);
    color: #fff;
    border: 2px solid #fff;
    padding: 14px 32px;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 1.1rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    text-decoration: none;
    transition: 0.3s;
    border-radius: 4px;
    text-align: center;
}

.btn-outline:hover {
    background: #fff;
    color: var(--text);
    transform: translateY(-3px);
}


/* === KONCERTNÍ STRIP NA INDEXU === */

#koncerty-strip {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border);
}

.concerts-header {
    text-align: center;
    padding: 56px 20px 0;
    margin-bottom: 40px;
}

.concerts-header .section-label {
    font-weight: 600;
    font-size: .7rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
}

.concerts-header .section-title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4.5vw, 3.2rem);
    letter-spacing: 2px;
    line-height: 1.2;
    color: var(--text);
    text-transform: uppercase;
}

.all-concerts-wrap {
    text-align: center;
    padding-bottom: 64px;
    margin-top: 32px;
}

/* Tlačítko Všechny koncerty - přepnuto na Oswald */
.btn-all-concerts {
    display: inline-block;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 1.1rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: #111;
    background: var(--accent);
    padding: 16px 36px;
    text-decoration: none;
    transition: all 0.3s;
    border: 2px solid var(--accent);
    border-radius: 4px;
}

.btn-all-concerts:hover {
    background: #111111;
    color: var(--accent);
    border-color: #111111;
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}


/* === O SKUPINĚ === */

#o-skupine {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 80px;
    align-items: center;
}

.about-img-wrap { position: relative; }

.about-img {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    border-radius: 8px;
    position: relative;
    z-index: 2;
    display: block;
}

.img-fade {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 3;
    animation: imgCrossfade 6s infinite ease-in-out;
}

@keyframes imgCrossfade {
    0%, 35% { opacity: 1; }
    45%, 85% { opacity: 0; }
    95%, 100% { opacity: 1; }
}

.about-img-accent {
    position: absolute;
    top: 20px;
    left: -20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--accent);
    border-radius: 8px;
    z-index: 1;
    opacity: .3;
    transition: transform 0.5s;
}

.about-img-wrap:hover .about-img-accent { transform: translate(10px, -10px); }


/* === NABÍDKA === */

.offer-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 48px; }
.offer-card { padding: 40px 30px; border: 1px solid var(--border); border-radius: 8px; transition: all .3s; background: var(--bg-white); }
.offer-card:hover { border-color: var(--accent); box-shadow: 0 15px 40px rgba(255, 179, 0, .08); transform: translateY(-5px); }

.offer-icon-wrap { width: 64px; height: 64px; background: var(--accent); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin-bottom: 24px; transition: background 0.3s; }
.offer-card:hover .offer-icon-wrap { background: var(--text); }
.offer-icon { font-size: 1.8rem; color: var(--text); transition: color 0.3s; line-height: 1; }
.offer-card:hover .offer-icon { color: var(--accent); }

.offer-card h3 { font-family: var(--font-display); font-size: 1.4rem; letter-spacing: 1px; margin-bottom: 12px; color: var(--text); text-transform: uppercase; }
.offer-card p { font-size: 0.95rem; color: var(--text-muted); line-height: 1.7; }


/* === GALERIE NA INDEXU === */

.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 40px; }
.g-item:nth-child(1) { grid-column: span 2; grid-row: span 2; aspect-ratio: auto; }


/* === KONTAKT A FORMULÁŘ === */

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; margin-top: 40px; align-items: start; }
.contact-block h3 { font-family: var(--font-display); font-size: 1.8rem; letter-spacing: 1px; margin-bottom: 16px; text-transform: uppercase; }
.contact-block p { color: var(--text-muted); font-size: 1.05rem; margin-bottom: 12px; }
.contact-link a { color: var(--accent-hover); text-decoration: none; font-weight: 700; font-size: 1.1rem; transition: opacity 0.3s; }
.contact-link a:hover { opacity: 0.7; }

.contact-form { display: flex; flex-direction: column; gap: 16px; }

.contact-form-wrap { background: #ffffff; padding: 50px 40px; border-radius: 16px; box-shadow: 0 20px 50px rgba(0,0,0,0.08); border: 1px solid rgba(0,0,0,0.05); position: relative; }
.form-group input, .form-group textarea { width: 100%; padding: 18px 20px; border: 1px solid #e0e0e0; border-radius: 8px; font-family: var(--font-body); font-size: 1rem; background: #fafafa; transition: all 0.3s; resize: none; color: var(--text); }
.form-group input::placeholder, .form-group textarea::placeholder { color: #aaaaaa; }
.form-group input:hover, .form-group textarea:hover { border-color: #cccccc; }
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--accent); background: #ffffff; box-shadow: 0 0 0 4px rgba(255, 179, 0, 0.15); }

/* Tlačítko odeslat - přepnuto na Oswald */
.contact-form .btn-submit {
    width: 100%;
    background: var(--accent);
    color: #111;
    border: none;
    padding: 18px;
    font-family: var(--font-display);
    font-weight: 500;
    font-size: 1.15rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 10px 25px rgba(255, 179, 0, 0.3);
    margin-top: 10px;
    text-align: center;
}
.contact-form .btn-submit:hover {
    background: #111111;
    color: var(--accent);
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}


/* === RESPONZIVITA (index specifická) === */

@media (max-width: 1250px) {
    .contact-grid { gap: 40px; }
}

@media (max-width: 950px) {
    .hero-main-logo { width: 90vw; max-width: 400px; }
    .hero-ctas { bottom: 12%; flex-direction: column; align-items: center; gap: 16px; }
    .btn-main, .btn-outline { width: 100%; max-width: 300px; }

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

@media (max-width: 768px) {
    #o-skupine { grid-template-columns: 1fr; gap: 40px; }

    /* OPRAVA RÁMEČKU NA MOBILU */
    .about-img-accent {
        top: 10px;
        left: 10px; 
        width: calc(100% - 20px); 
        height: calc(100% - 20px);
    }
    .about-img-wrap:hover .about-img-accent { 
        transform: translate(5px, -5px); 
    }

    .gallery-grid { grid-template-columns: 1fr 1fr; }
    .g-item:nth-child(1) { grid-column: span 2; grid-row: span 1; aspect-ratio: 16/9; }

    .contact-form-wrap { padding: 30px 20px; }
}

@media (max-width: 480px) {
    .hero-ctas { bottom: 10%; }
    .btn-main, .btn-outline { padding: 12px 24px; font-size: 0.9rem; }
}