/* Presentation Page Styles */
.presentation-content {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.intro-section {
    text-align: center;
    margin-bottom: 4rem;
    padding: 3rem 2rem;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(255, 235, 205, 0.9));
    border-radius: 25px;
    box-shadow: 0 15px 35px rgba(139, 0, 0, 0.2);
    border: 2px solid rgba(255, 215, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.intro-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 215, 0, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

.heart-animation {
    font-size: 4rem;
    animation: heartbeat 2s ease-in-out infinite;
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.intro-section h2 {
    font-family: 'Dancing Script', cursive;
    font-size: 2.5rem;
    color: #8b0000;
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

.subtitle {
    font-size: 1.2rem;
    color: #b22222;
    font-style: italic;
    position: relative;
    z-index: 2;
}

.story-section {
    display: grid;
    gap: 2rem;
    margin-bottom: 4rem;
}

.story-card {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.95), rgba(255, 245, 220, 0.95));
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 10px 25px rgba(139, 0, 0, 0.15);
    border: 2px solid rgba(255, 215, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.story-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.1), transparent);
    transition: left 0.5s ease;
}

.story-card:hover::before {
    left: 100%;
}

.story-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(139, 0, 0, 0.25);
    border-color: rgba(255, 215, 0, 0.5);
}

.story-card .icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
}

.story-card h3 {
    font-family: 'Dancing Script', cursive;
    font-size: 2rem;
    color: #8b0000;
    margin-bottom: 1.5rem;
}

.story-card p {
    line-height: 1.8;
    color: #444;
    margin-bottom: 1rem;
    text-align: justify;
}

.features-section {
    margin-bottom: 4rem;
    text-align: center;
}

.features-section h3 {
    font-family: 'Dancing Script', cursive;
    font-size: 2.2rem;
    color: #8b0000;
    margin-bottom: 2rem;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature-item {
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(255, 240, 220, 0.9));
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 8px 20px rgba(139, 0, 0, 0.1);
    border: 1px solid rgba(255, 215, 0, 0.2);
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 30px rgba(139, 0, 0, 0.2);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.feature-item h4 {
    font-family: 'Dancing Script', cursive;
    font-size: 1.5rem;
    color: #8b0000;
    margin-bottom: 0.5rem;
}

.feature-item p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.6;
}

.dedication-section {
    margin-bottom: 4rem;
}

.dedication-card {
    background: linear-gradient(145deg, #8b0000, #dc143c);
    color: white;
    border-radius: 25px;
    padding: 3rem;
    text-align: center;
    box-shadow: 0 15px 35px rgba(139, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.dedication-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: shimmer 8s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

.dedication-card h3 {
    font-family: 'Dancing Script', cursive;
    font-size: 2rem;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
}

.dedication-card blockquote {
    font-size: 1.1rem;
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
}

.dedication-card cite {
    font-family: 'Dancing Script', cursive;
    font-size: 1.3rem;
    display: block;
    position: relative;
    z-index: 2;
}

.navigation-section {
    text-align: center;
}

.navigation-section h3 {
    font-family: 'Dancing Script', cursive;
    font-size: 2.2rem;
    color: #8b0000;
    margin-bottom: 2rem;
}

.nav-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.action-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    min-width: 200px;
    justify-content: center;
}

.action-btn.primary {
    background: linear-gradient(135deg, #8b0000, #dc143c);
    color: white;
}

.action-btn.primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(139, 0, 0, 0.3);
    background: linear-gradient(135deg, #a00000, #ff1744);
}

.action-btn.secondary {
    background: linear-gradient(135deg, #ffd700, #ffb347);
    color: #8b0000;
}

.action-btn.secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(255, 215, 0, 0.3);
    background: linear-gradient(135deg, #ffe135, #ffc470);
}

.btn-icon {
    font-size: 1.2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .presentation-content {
        padding: 1rem;
    }

    .intro-section {
        padding: 2rem 1rem;
        margin-bottom: 2rem;
    }

    .intro-section h2 {
        font-size: 2rem;
    }

    .subtitle {
        font-size: 1rem;
    }

    .story-card {
        padding: 1.5rem;
    }

    .story-card h3 {
        font-size: 1.5rem;
    }

    .features-grid {
        grid-template-columns: 1fr;
    }

    .dedication-card {
        padding: 2rem 1rem;
    }

    .nav-buttons {
        flex-direction: column;
        align-items: center;
    }

    .action-btn {
        width: 100%;
        max-width: 300px;
    }
}

@media (max-width: 480px) {
    .heart-animation {
        font-size: 3rem;
    }

    .intro-section h2 {
        font-size: 1.8rem;
    }

    .features-section h3,
    .navigation-section h3 {
        font-size: 1.8rem;
    }

    .story-card .icon {
        font-size: 2.5rem;
    }

    .feature-icon {
        font-size: 2rem;
    }
}