/* --- ZÁKLADNÉ PREMENNÉ --- */
:root {
    --bg-page: #FDFDFB;
    --bg-alt: #F7F5F0;         
    --bg-panel: #FFFFFF;       
    --text-main: #4A3825; 
    --text-muted: #856C4F; 
    --gold: #A98A5A;
    --gold-light: #D5C1A0;
    --border-soft: #EAE5DD;
    --border-strong: #D1C9BE; 
    --shadow-sm: 0 4px 15px rgba(0, 0, 0, 0.03); 
    --shadow-md: 0 10px 30px rgba(169, 138, 90, 0.08);
    --radius-soft: 12px;
    --transition: all 0.3s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent;}

html { 
    scroll-behavior: smooth; 
    font-size: 15px; 
    background-color: #EAE5DD; 
    background-image: url('../images/lavy_obrazok.jpg'), url('../images/pravy_obrazok.jpg');
    background-position: left center, right center;
    background-repeat: no-repeat, no-repeat;
    background-attachment: fixed, fixed;
    background-size: contain, contain; 
}

body { 
    font-family: 'Montserrat', sans-serif;
    background-color: var(--bg-page); 
    color: var(--text-main); 
    line-height: 1.6;
    font-size: 0.95rem;
    overflow-x: hidden;
    padding-top: 70px;
    max-width: 1200px;
    margin: 0 auto;
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.1), 0 0 100px rgba(0, 0, 0, 0.05);
    position: relative;
    min-height: 100vh; 
    z-index: 1; 
}

h1, h2, h3, h4, h5, h6 { 
    font-family: 'Cormorant Garamond', serif;
    font-weight: 600; 
    color: var(--text-main);
    line-height: 1.3;
}

.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border-width: 0;
}

/* --- NAVBAR --- */
.navbar {
    position: fixed; top: 0; left: 50%; transform: translateX(-50%); width: 100%; max-width: 1200px; height: 70px;
    background: rgba(253, 253, 251, 0.95); backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-soft); z-index: 1000;
    display: flex; align-items: center; justify-content: center;
}

#o-jaskyni, #cennik, #galeria, #odporucania, #kontakt, #dokumenty {
    padding-top: 40px; 
    padding-bottom: 40px; 
}

.nav-container { width: 100%; max-width: 1100px; padding: 0 20px; display: flex; justify-content: space-between; align-items: center; }
.nav-logo-wrapper { display: flex; flex-direction: column; text-decoration: none; }
.nav-logo { font-family: 'Cormorant Garamond', serif; font-size: 1.5rem; color: var(--gold); font-weight: 700; letter-spacing: 1.5px; display: flex; align-items: baseline; line-height: 1.1; }
.nav-logo span { font-family: 'Montserrat', sans-serif; font-size: 0.55em; color: var(--gold); letter-spacing: 2px; margin-left: 8px; font-weight: 600; }
.nav-logo-sub { font-family: 'Montserrat', sans-serif; font-size: 0.65rem; color: var(--text-muted); letter-spacing: 3px; text-transform: uppercase; margin-top: 2px; font-weight: 500; }

.nav-links { display: flex; gap: 25px; }
.nav-links a { text-decoration: none; color: var(--text-main); font-size: 0.95rem; font-weight: 500; text-transform: uppercase; letter-spacing: 1px; transition: var(--transition); }
.nav-links a:hover { color: var(--gold); }

.scroll-progress-bar { position: absolute; bottom: -1px; left: 0; height: 1.5px; background: var(--gold); width: 0%; z-index: 1001; box-shadow: 0 0 5px rgba(169, 138, 90, 0.6); transition: width 0.1s ease-out; }

/* --- TLAČIDLÁ --- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; padding: 14px 28px; background: var(--gold); color: #FFFFFF; font-size: 0.95rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1.5px; text-decoration: none; border: 2px solid var(--gold); cursor: pointer; transition: var(--transition); border-radius: 30px; }
.btn:hover { background: #8A6E46; border-color: #8A6E46; transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: var(--gold); }
.btn-outline:hover { background: var(--gold); color: #FFF; }

.scroll-top-btn { position: fixed; bottom: 30px; right: 30px; width: 50px; height: 50px; background: var(--gold); color: #FFF; border: none; border-radius: 50%; font-size: 1.1rem; cursor: pointer; box-shadow: 0 4px 15px rgba(169, 138, 90, 0.4); display: flex; align-items: center; justify-content: center; opacity: 0; visibility: hidden; transform: translateY(20px); transition: var(--transition); z-index: 999; }
.scroll-top-btn.show { opacity: 1; visibility: visible; transform: translateY(0); }
.scroll-top-btn:hover { background: #8A6E46; transform: translateY(-5px); box-shadow: 0 6px 20px rgba(169, 138, 90, 0.6); }

/* --- HERO SEKCIA --- */
.hero { position: relative; display: flex; align-items: center; justify-content: center; min-height: 60vh; padding: 40px 20px; text-align: center; background: linear-gradient(to bottom, rgba(253, 253, 251, 0.88), rgba(253, 253, 251, 0.88)), url('../images/loo.jpg') center/cover no-repeat; border-bottom: 1px solid var(--border-soft); }
.hero-content { max-width: 800px; display: flex; flex-direction: column; align-items: center; gap: 15px; animation: fadeIn 1s ease-out; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.hero-logo { width: 100%; max-width: 450px; height: auto; margin-bottom: 15px; animation: fadeIn 1s ease-out; }
.hero-title { color: var(--gold); text-transform: uppercase; letter-spacing: 4px; font-size: clamp(2rem, 5vw, 3.5rem); line-height: 1.1; margin-bottom: 5px; }

/* --- ZÁKLADNÉ NASTAVENIE SEKCÍÍ --- */
.section { padding: 90px 20px; width: 100%; }
.section-container { max-width: 1100px; margin: 0 auto; text-align: center; }
.section-alt { background-color: var(--bg-alt); border-top: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft); }
.section-title { font-size: clamp(1.8rem, 3.5vw, 2.2rem); text-transform: uppercase; letter-spacing: 2px; margin-bottom: 15px; color: var(--gold); }
.section-divider { display: flex; align-items: center; justify-content: center; gap: 15px; width: 100%; max-width: 150px; margin: 0 auto 30px; }
.section-divider::before, .section-divider::after { content: ''; height: 1px; background: var(--gold-light); flex-grow: 1; }
.section-divider-icon { color: var(--gold); font-size: 1.1rem; }
.text-lead { font-size: 1rem; color: var(--text-main); max-width: 750px; margin: 0 auto 40px; line-height: 1.8; font-weight: 400;}

/* --- SPOLOČNÉ KARTY --- */
.grid-layout { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 25px; margin-top: 20px; }
.card { background: var(--bg-panel); padding: 40px 30px; border: 1px solid var(--border-soft); border-radius: var(--radius-soft); box-shadow: var(--shadow-sm); transition: var(--transition); display: flex; flex-direction: column; align-items: center; text-align: center; }
.card:hover { border-color: var(--gold-light); transform: translateY(-5px); box-shadow: var(--shadow-md); }
.card-icon { font-size: 2.2rem; color: var(--gold); margin-bottom: 20px; }
.card h3 { font-size: 1.2rem; letter-spacing: 0.5px; margin-bottom: 15px; text-transform: none; color: var(--text-main); }
.card p { font-size: 0.95rem; color: var(--text-muted); line-height: 1.6; }

/* --- CENNÍK ŠPECIFIKÁ --- */
.pricing-grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; max-width: 850px; margin: 40px auto 0; }
.pricing-card { position: relative; justify-content: space-between; padding: 45px 35px; }
.price { font-family: 'Cormorant Garamond', serif; font-size: 2.7rem; color: var(--gold); line-height: 1; margin: 20px 0 30px; font-weight: 600; }
.price span { font-family: 'Montserrat', sans-serif; font-size: 0.9rem; color: var(--text-muted); font-weight: 400; }
.pricing-features { list-style: none; margin-bottom: 35px; width: 100%; text-align: left; }
.pricing-features li { font-size: 0.95rem; color: var(--text-main); margin-bottom: 15px; display: flex; align-items: flex-start; justify-content: space-between; gap: 10px; border-bottom: 1px dashed var(--border-soft); padding-bottom: 10px; }
.pricing-features li:last-child { border-bottom: none; }
.pricing-features li i { color: var(--gold); font-size: 0.95rem; margin-top: 4px; flex-shrink: 0; }
.pricing-features li span.item-name { flex-grow: 1; color: var(--text-muted); }
.pricing-features li span.item-price { font-family: 'Montserrat', sans-serif; font-size: 0.95rem; font-weight: 600; color: var(--text-main); white-space: nowrap; }
.pricing-card .btn { width: 100%; }

.premium-card { 
    border: 2px solid var(--gold-light); 
    transform: scale(1.02); 
    box-shadow: var(--shadow-md); 
    background-color: #F3ECE1; 
}
.premium-card:hover { transform: scale(1.02) translateY(-5px); }
.badge { position: absolute; top: -15px; background: var(--gold); color: #FFF; padding: 8px 20px; font-size: 0.85rem; letter-spacing: 1.5px; text-transform: uppercase; border-radius: 25px; font-weight: 600; box-shadow: 0 4px 10px rgba(169, 138, 90, 0.3); }

.pricing-subtitle {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.8rem; 
    text-align: center; 
    margin-top: 70px; 
    margin-bottom: 25px; 
    color: var(--gold);
}

/* --- GALÉRIA --- */
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 40px; }
.gallery-item { position: relative; overflow: hidden; border-radius: var(--radius-soft); cursor: pointer; aspect-ratio: 4/3; box-shadow: var(--shadow-sm); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.gallery-item:hover img { transform: scale(1.08); }
.gallery-item::after { content: '\f00e'; font-family: 'Font Awesome 6 Free'; font-weight: 900; position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: rgba(169, 138, 90, 0.65); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 2.2rem; opacity: 0; transition: var(--transition); }
.gallery-item:hover::after { opacity: 1; }

/* --- LIGHTBOX --- */
.lightbox { display: none; position: fixed; z-index: 9999; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.95); align-items: center; justify-content: center; backdrop-filter: blur(5px); }
.lightbox.active { display: flex; animation: fadeIn 0.3s ease; }
.lightbox-content { position: relative; max-width: 90%; max-height: 90vh; display: flex; align-items: center; justify-content: center; }
.lightbox-img { max-width: 100%; max-height: 90vh; border-radius: 6px; box-shadow: 0 0 40px rgba(0,0,0,0.8); object-fit: contain; }
.lightbox-btn { position: absolute; background: rgba(255, 255, 255, 0.1); border: none; color: #fff; font-size: 1.8rem; cursor: pointer; transition: var(--transition); width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center; z-index: 10000; }
.lightbox-btn:hover { background: var(--gold); transform: scale(1.1); }
.lightbox-close { top: -30px; right: -30px; }
.lightbox-prev { left: -80px; }
.lightbox-next { right: -80px; }

/* --- ODPORÚČANIA ŠPECIFIKÁ --- */
.accordion { width: 100%; max-width: 900px; margin: 0 auto; display: flex; flex-direction: column; gap: 15px; text-align: left; margin-top: 30px;}
.accordion-item { border: 1px solid var(--border-soft); border-radius: var(--radius-soft); background: var(--bg-panel); overflow: hidden; box-shadow: var(--shadow-sm); }
.accordion-header { width: 100%; padding: 25px 30px; background: transparent; border: none; text-align: left; font-size: 1rem; font-family: 'Montserrat', sans-serif; font-weight: 600; color: var(--text-main); cursor: pointer; display: flex; justify-content: space-between; align-items: center; transition: var(--transition); }
.accordion-header:hover { color: var(--gold); background: var(--bg-alt); }
.accordion-header i { color: var(--gold); transition: transform 0.4s ease; font-size: 1.2rem;}
.accordion-header.active { background: var(--bg-alt); color: var(--gold); border-bottom: 1px solid var(--border-soft); }
.accordion-header.active i { transform: rotate(180deg); }
.accordion-content { max-height: 0; overflow: hidden; transition: max-height 0.5s ease-out; background: var(--bg-panel); }
.accordion-content-inner { padding: 30px; color: var(--text-muted); font-size: 0.95rem; line-height: 1.8; }
.accordion-content-inner p, .accordion-content-inner li { font-size: 0.95rem; }

/* --- KONTAKT A MAPA --- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; text-align: left; align-items: center; background: var(--bg-panel); padding: 50px; border-radius: var(--radius-soft); box-shadow: var(--shadow-sm); border: 1px solid var(--border-soft); margin-top: 40px;}
.contact-details h3 { font-size: 1.6rem; color: var(--gold); margin-bottom: 25px; }
.contact-details p { display: flex; align-items: flex-start; gap: 15px; margin-bottom: 18px; color: var(--text-muted); font-size: 0.95rem; line-height: 1.6;}
.map-container { width: 100%; height: 100%; min-height: 400px; border-radius: var(--radius-soft); overflow: hidden; border: 1px solid var(--border-soft); }
.map-container iframe { width: 100%; height: 100%; border: none; }

/* --- FOOTER UPRAVENÝ --- */
footer { 
    background: #FFFFFF; 
    text-align: center; 
    padding: 30px 20px 20px; 
    border-top: 1px solid var(--border-soft); 
}
.footer-container { 
    max-width: 1100px; 
    margin: 0 auto; 
    display: flex; 
    flex-direction: column; 
    align-items: center; 
    gap: 15px; 
}
.social-links { display: flex; gap: 15px; }
.social-link { width: 50px; height: 50px; border-radius: 50%; background: var(--bg-alt); display: flex; align-items: center; justify-content: center; color: var(--gold); text-decoration: none; font-size: 1.3rem; transition: var(--transition); border: 1px solid transparent; }
.social-link:hover { background: var(--gold); color: #FFFFFF; transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--gold); }
.copyright { font-size: 0.85rem; color: var(--text-muted); }

/* --- POČÍTADLO NÁVŠTEV --- */
.visitor-counter {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    background: var(--bg-alt);
    padding: 10px 25px;
    border-radius: 30px;
    border: 1px solid var(--border-soft);
    color: var(--text-muted);
    font-size: 0.9rem;
    margin: 5px 0;
    transition: var(--transition);
}
.visitor-counter:hover {
    border-color: var(--gold-light);
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}
.visitor-counter i { color: var(--gold); font-size: 1.1rem; }
.visitor-counter strong { color: var(--text-main); font-family: 'Montserrat', sans-serif; font-weight: 600; letter-spacing: 0.5px; }

/* --- COOKIE BANNER --- */
.cookie-banner { position: fixed; bottom: 0; left: 50%; width: 100%; max-width: 1200px; background: rgba(255, 255, 255, 0.98); border-top: 1px solid var(--border-soft); box-shadow: 0 -5px 25px rgba(0, 0, 0, 0.05); z-index: 99999; padding: 15px 0; transform: translate(-50%, 150%); transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1); }
.cookie-banner.show { transform: translate(-50%, 0); }
.cookie-container { max-width: 1100px; margin: 0 auto; padding: 0 20px; display: flex; justify-content: space-between; align-items: center; gap: 20px; }
.cookie-text { display: flex; align-items: center; gap: 15px; font-size: 0.85rem; color: var(--text-muted); text-align: left; margin: 0;}
.cookie-text i { color: var(--gold); font-size: 1.3rem; }
.cookie-actions { display: flex; align-items: center; gap: 20px; flex-shrink: 0; }
.cookie-link { color: var(--text-muted); text-decoration: underline; font-size: 0.85rem; transition: var(--transition); white-space: nowrap; }
.cookie-link:hover { color: var(--gold); }
.btn-cookie { padding: 10px 25px; font-size: 0.85rem; border-radius: 20px; white-space: nowrap; }

/* --- MODAL POUKÁŽKY --- */
.voucher-modal-overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.75); z-index: 100000; align-items: center; justify-content: center; backdrop-filter: blur(5px); opacity: 0; transition: opacity 0.3s ease; padding: 20px; }
.voucher-modal-overlay.active { display: flex; opacity: 1; }

.voucher-modal-content { background: var(--bg-panel); width: 100%; max-width: 520px; max-height: 90vh; border-radius: 0; position: relative; overflow-y: auto; box-shadow: 0 15px 50px rgba(0,0,0,0.3); border: 1px solid var(--border-soft); transform: translateY(30px); transition: transform 0.3s ease; padding: 35px 40px; }
.voucher-modal-overlay.active .voucher-modal-content { transform: translateY(0); }

.voucher-modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 5px; }

.voucher-modal-close { background: transparent; border: none; width: 35px; height: 35px; font-size: 1.8rem; color: var(--text-muted); cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--transition); padding: 0; line-height: 1; }
.voucher-modal-close:hover { background: transparent; color: var(--gold); transform: scale(1.1); }

.voucher-modal-content .form-group { position: relative; margin-bottom: 22px;} 
.voucher-modal-content .form-group i { position: absolute; left: 0; top: 16px; color: var(--text-muted); font-size: 1rem;}
.voucher-modal-content .form-group input, .voucher-modal-content .form-group select { width: 100%; background: transparent; border: none; border-bottom: 1px solid var(--border-strong); color: var(--text-main); font-size: 1rem; font-weight: 600; padding: 14px 10px 14px 35px; outline: none; transition: var(--transition); font-family: 'Cormorant Garamond', serif; letter-spacing: 1px; box-sizing: border-box;}
.voucher-modal-content .form-group input:focus, .voucher-modal-content .form-group select:focus { border-bottom-color: var(--gold); }
.voucher-modal-content .form-group input::placeholder { color: var(--text-muted); text-transform: uppercase; font-size: 0.9rem; font-weight: 500; letter-spacing: 1px; opacity: 0.8;}

.voucher-modal-content .form-group input:focus + i, 
.voucher-modal-content .form-group input:not(:placeholder-shown) + i { color: var(--gold); }

.voucher-modal-content .suma-wrapper select { font-size: 1.1rem; font-weight: 700; color: var(--gold); -webkit-appearance: none; appearance: none; cursor: pointer; }
.voucher-modal-content .suma-wrapper i { font-size: 1rem; top: 15px; color: var(--gold-light);}

/* --- VYLEPŠENÉ CHYBOVÉ HLÁŠKY --- */
.custom-alert { 
    padding: 16px 20px; 
    border-radius: var(--radius-soft); 
    margin-bottom: 25px; 
    font-weight: 500; 
    font-size: 0.9rem; 
    display: flex; 
    align-items: center; 
    gap: 15px; 
    text-align: left;
    animation: shakeError 0.5s ease-in-out;
    box-shadow: 0 5px 15px rgba(231, 76, 60, 0.15);
}
.alert-error { background-color: #FDF3F2; border-left: 4px solid #E74C3C; color: #C0392B; }
@keyframes shakeError {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    50% { transform: translateX(5px); }
    75% { transform: translateX(-5px); }
}

/* --- VLASTNÉ VALIDÁCIE FORMULÁRA --- */
.input-error-msg {
    color: #E74C3C; font-size: 0.85rem; margin-top: 6px; text-align: left; font-weight: 500; font-family: 'Montserrat', sans-serif; animation: fadeInErrorMsg 0.3s ease-out; padding-left: 15px; 
}
.checkbox-wrapper-error { padding-left: 0; margin-top: -15px; margin-bottom: 15px; }
.error-border { border-bottom-color: #E74C3C !important; }
@keyframes fadeInErrorMsg {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* --- ŠTÝLY PRE NOVÉ LUXUSNÉ SUCCESS OKNO --- */
.overlay-success { position: fixed; inset: 0; background: rgba(0, 0, 0, 0.6); backdrop-filter: blur(5px); display: flex; align-items: center; justify-content: center; z-index: 1000000; opacity: 0; visibility: hidden; transition: all 0.3s ease; }
.overlay-success.active { opacity: 1; visibility: visible; }
.modal-success-box { background: var(--bg-panel); width: 100%; max-width: 450px; padding: 60px 40px; transform: translateY(30px); opacity: 0; transition: all 0.3s ease; position: relative; box-shadow: var(--shadow-md); display: flex; flex-direction: column; text-align: center; border: 1px solid var(--border-soft); border-radius: var(--radius-soft); margin: 20px;}
.overlay-success.active .modal-success-box { transform: translateY(0); opacity: 1; }

/* --- RESPONSIVE OPRAVY (MOBIL) --- */
@media (max-width: 768px) {
    .hero-content { margin-top: -35px !important; } 
    .hero { min-height: 50vh; padding: 60px 20px; }
    .hero-logo { max-width: 320px; }
    .nav-links { display: none; }
    .nav-logo { font-size: 1.3rem; }
    .section { padding: 30px 10px; } 
    .grid-layout { grid-template-columns: repeat(2, 1fr); gap: 3px; }
    
    .text-lead { font-size: 0.9rem; margin-bottom: 30px; }
    .card { padding: 18px 10px; } 
    .card-icon { font-size: 1.6rem; margin-bottom: 10px; }
    .card p { font-size: 0.9rem; }
    
    .pricing-grid-2 { grid-template-columns: 1fr; gap: 40px; width: 88%; max-width: 360px; margin: 0 auto; }
    .pricing-card { padding: 30px 20px; }
    .pricing-card h3 { font-size: 1.2rem; }
    .price { font-size: 2rem; margin: 10px 0 20px; }
    .pricing-features li { font-size: 0.9rem; margin-bottom: 12px; }
    .pricing-features li i { margin-top: 3px; }
    
    .pricing-subtitle { margin-top: 40px !important; margin-bottom: 15px !important; font-size: 1.5rem !important; }
    .badge { top: -10px; font-size: 0.75rem; padding: 6px 15px; }
    
    .gallery-grid { grid-template-columns: repeat(2, 1fr); gap: 5px; }
    
    .lightbox-btn { width: 50px; height: 50px; font-size: 1.3rem; background: rgba(0,0,0,0.7); z-index: 10001; }
    .lightbox-close { top: 15px; right: 15px; }
    .lightbox-prev { left: 10px; }
    .lightbox-next { right: 10px; }
    .lightbox-content { width: 100%; height: 100%; padding: 0; }
    .lightbox-img { max-width: 100%; max-height: 100vh; border-radius: 0; }
    
    .contact-grid { grid-template-columns: 1fr; padding: 25px 15px; gap: 30px; }
    .map-container { min-height: 280px; }
    .cookie-container { flex-direction: column; text-align: center; gap: 15px; padding: 5px 20px; }
    .cookie-text { flex-direction: column; gap: 8px; text-align: center; }
    .scroll-top-btn { bottom: 20px; right: 20px; width: 45px; height: 45px; font-size: 0.9rem; }
    
    .voucher-modal-overlay { align-items: flex-end; padding: 0; background: rgba(0, 0, 0, 0.75); }
    .voucher-modal-content { 
        padding: 30px 20px; margin: 0; max-width: none; width: 100%; border-radius: 0; 
        transform: translateY(100%); transition: transform 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
        max-height: 95dvh; padding-bottom: calc(20px + env(safe-area-inset-bottom)); border: none; border-top: 1px solid var(--border-soft);
    }
    .voucher-modal-overlay.active .voucher-modal-content { transform: translateY(0); }
}