/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    background: #f5f7fa;
    color: #2d3748;
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
.header {
    background: white;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 1rem 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
}

.logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: #667eea;
    white-space: nowrap;
}

.nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: #4a5568;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.nav-link:hover {
    background: #f7fafc;
    color: #667eea;
    transform: translateY(-2px);
}

.language-switcher {
    display: flex;
    gap: 0.5rem;
    background: #f7fafc;
    padding: 0.25rem;
    border-radius: 8px;
}

.lang-btn {
    padding: 0.5rem 1rem;
    border: none;
    background: transparent;
    color: #4a5568;
    font-weight: 600;
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.lang-btn.active {
    background: #667eea;
    color: white;
}

.lang-btn:hover:not(.active) {
    background: #e2e8f0;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    line-height: 1.6;
}

.cta-button {
    display: inline-block;
    background: yellow;
    color: #667eea;
    padding: 1rem 3rem;
    font-size: 1.125rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}

/* Problems Section */
.problems {
    padding: 5rem 0;
    background: white;
}

.problems-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 3rem;
}

.problem-card {
    background: #fff5f5;
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid #fc8181;
    transition: all 0.3s ease;
}

.problem-card:hover {
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(252, 129, 129, 0.2);
}

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

.problem-card p {
    color: #2d3748;
    line-height: 1.6;
    font-size: 1rem;
}

.problems-solution {
    text-align: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem 3rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.3);
}

.problems-solution p {
    font-size: 1.25rem;
    font-weight: 500;
    line-height: 1.6;
    margin: 0;
}

/* Features Section */
.features {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: #2d3748;
    margin-bottom: 3rem;
    font-weight: 700;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    text-align: center;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.15);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.5rem;
    color: #667eea;
    margin-bottom: 1rem;
    font-weight: 600;
}

.feature-card p {
    color: #4a5568;
    line-height: 1.7;
}

/* Vet Share Section */
.vet-share {
    padding: 5rem 0;
    background: white;
}

.vet-share-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    align-items: center;
    margin-top: 2rem;
}

.vet-share-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.share-icon {
    font-size: 10rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    width: 250px;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 40px rgba(102, 126, 234, 0.3);
    animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.vet-share-info h3 {
    font-size: 1.75rem;
    color: #2d3748;
    margin-bottom: 1.5rem;
    font-weight: 600;
}

.vet-share-info p {
    font-size: 1.125rem;
    color: #4a5568;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.vet-share-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: 2.5rem;
}

.share-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem;
    background: #f7fafc;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.share-feature:hover {
    background: #edf2f7;
    transform: translateX(5px);
}

.check-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: #667eea;
    color: white;
    border-radius: 50%;
    font-weight: bold;
    font-size: 0.875rem;
    flex-shrink: 0;
}

.share-feature span:last-child {
    color: #2d3748;
    font-weight: 500;
}

.share-cta-button {
    display: inline-block;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.share-cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

/* Pricing Notice */
.pricing-notice {
    padding: 3rem 0;
    background: #f7fafc;
}

.notice-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2.5rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.3);
}

.notice-card h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.notice-card p {
    font-size: 1.125rem;
    line-height: 1.7;
    opacity: 0.95;
}

/* Contacts Section */
.contacts {
    padding: 5rem 0;
    background: white;
}

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

.contact-item {
    background: #f7fafc;
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    border: 2px solid #e2e8f0;
    transition: all 0.3s ease;
}

.contact-item:hover {
    border-color: #667eea;
    transform: translateY(-3px);
}

.contact-item h4 {
    color: #667eea;
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
}

.contact-item p {
    color: #2d3748;
    font-size: 1.125rem;
}

/* Privacy Page */
.privacy-page {
    padding: 5rem 0;
    background: #f7fafc;
    min-height: calc(100vh - 200px);
}

.page-title {
    text-align: center;
    font-size: 2.5rem;
    color: #2d3748;
    margin-bottom: 3rem;
    font-weight: 700;
}

.privacy-content {
    background: white;
    padding: 3rem;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    max-width: 900px;
    margin: 0 auto;
}

.privacy-content h3 {
    color: #667eea;
    font-size: 1.5rem;
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.privacy-content h3:first-of-type {
    margin-top: 0;
}

.privacy-content p {
    margin-bottom: 1rem;
    line-height: 1.8;
    color: #4a5568;
}

.privacy-content ul {
    margin: 1rem 0 1.5rem 2rem;
    line-height: 1.8;
    color: #4a5568;
}

.privacy-content li {
    margin-bottom: 0.5rem;
}

.privacy-date {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 2px solid #e2e8f0;
    font-style: italic;
    color: #718096;
}

/* Footer */
.footer {
    background: #2d3748;
    color: white;
    text-align: center;
    padding: 2rem;
}

.footer-separator {
    margin: 0 0.5rem;
}

.footer-link {
    color: #90cdf4;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: #bee3f8;
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .problems-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 1rem;
    }

    .nav {
        flex-direction: column;
        gap: 0.5rem;
        width: 100%;
        text-align: center;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero {
        padding: 4rem 0;
    }

    .section-title {
        font-size: 1.75rem;
    }

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

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

    .problems-solution {
        padding: 1.5rem 2rem;
    }

    .problems-solution p {
        font-size: 1.125rem;
    }

    .privacy-content {
        padding: 1.5rem;
    }

    .cta-button {
        padding: 0.875rem 2rem;
        font-size: 1rem;
    }

    .container {
        padding: 0 1rem;
    }

    .vet-share-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .share-icon {
        width: 180px;
        height: 180px;
        font-size: 7rem;
    }

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

    .vet-share-info h3 {
        font-size: 1.5rem;
    }

    .vet-share-info p {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }

    .feature-card {
        padding: 1.5rem;
    }

    .notice-card {
        padding: 1.5rem;
    }

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

    .notice-card p {
        font-size: 1rem;
    }
}