@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600&family=Outfit:wght@300;400;600;700&display=swap');

:root {
    --primary: #C5A059; /* Champagne Gold */
    --primary-hover: #b38b45; 
    --dark: #2c2c2c; /* Deep Charcoal for readable text */
    --text-light: #5a5a5a; /* Subtitles and hints */
    --white: #ffffff;
    --glass: rgba(255, 255, 255, 0.92); /* Luminous white glass */
    --glass-border: rgba(255, 255, 255, 0.6);
    --font-main: 'Inter', sans-serif;
    --font-heading: 'Outfit', sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-main);
    color: var(--dark);
    height: 100vh;
    overflow: auto; /* Allow scroll if needed on tiny screens, but centered mostly */
    background: url('https://dianakv.cz/sites/default/files/styles/hlavni_obrazek_1920_830/public/obrazky/diana_0.jpg?itok=VB3j53ca') no-repeat 20% center/cover;
    background-attachment: fixed;
    display: flex;
    flex-direction: column;
}

/* Main single screen layout */
.single-screen {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: flex-start; /* Shifted to left to reveal tower */
    padding: 4rem 1rem 4rem 10vw; /* Added left padding so it's not glued to edge */
}

.invitation-card {
    background: var(--glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.15);
    max-width: 600px;
    width: 100%;
    text-align: center;
    padding: 3rem 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeIn 0.8s ease-out forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Sections inside card */
.hero-section h1 {
    font-family: var(--font-heading);
    font-size: 6rem;
    font-weight: 700;
    line-height: 1;
    color: var(--primary);
    margin-bottom: 0.5rem;
}

.hero-section h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
}

/* Core Info */
.core-info {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.5);
    padding: 1.5rem;
    border-radius: 16px;
    border: 1px solid rgba(255,255,255,0.8);
}

.info-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 100px;
}

.info-item .label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--primary);
    margin-bottom: 0.3rem;
    font-weight: 600;
}

.info-item .value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark);
}

/* Actions */
.actions {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 0.5rem 0;
}

.btn {
    display: inline-block;
    padding: 0.8rem 2rem;
    font-family: var(--font-heading);
    text-decoration: none;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--primary);
    color: var(--white);
    border: 2px solid var(--primary);
    box-shadow: 0 4px 15px rgba(197, 160, 89, 0.3);
}

.btn-primary:hover {
    background: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(197, 160, 89, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--primary);
    border: 2px solid var(--primary);
}

.btn-outline:hover {
    background: rgba(197, 160, 89, 0.1);
    transform: translateY(-2px);
}

/* Extra Info */
.extra-info {
    border-top: 1px solid rgba(0,0,0,0.08);
    padding-top: 1.5rem;
    font-size: 0.9rem;
    color: var(--text-light);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.hints {
    font-style: italic;
}

.transport-permit {
    background: rgba(197, 160, 89, 0.08);
    padding: 1rem;
    border-radius: 12px;
}

.transport-permit h4 {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    color: var(--primary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.link {
    color: var(--primary);
    text-decoration: underline;
    font-weight: 600;
}

.link:hover {
    color: var(--primary-hover);
}

/* Footer */
footer {
    text-align: center;
    padding: 1rem;
    color: var(--white);
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
    font-size: 0.85rem;
    position: fixed;
    bottom: 0;
    width: 100%;
}

/* Responsive */
@media (max-width: 600px) {
    .invitation-card {
        padding: 2rem 1.5rem;
        gap: 1.5rem;
    }

    .hero-section h1 {
        font-size: 4.5rem;
    }

    .hero-section h2 {
        font-size: 1.5rem;
    }

    .core-info {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem;
    }
    
    .actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
}