:root {
    --primary: #6366f1;
    --primary-light: #e0e7ff;
    --primary-dark: #4f46e5;
    --primary-extra-light: #f5f7ff;
    --white: #ffffff;
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.05);
    --radius: 6px;
    --radius-lg: 10px;
    --radius-xl: 14px;
    --transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --max-width: 1200px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--white);
    color: var(--gray-800);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}


.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 5rem 1.5rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-family: 'inter', serif;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.25rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.125rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.container {
    max-width: var(--max-width);
    margin: -3rem auto 3rem;
    padding: 0 1.5rem;
    position: relative;
    z-index: 2;
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-search {
    margin-bottom: 3rem;
    position: relative;
}

.faq-search input {
    width: 100%;
    padding: 1rem 1.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
    font-size: 1rem;
    transition: var(--transition);
    padding-left: 3rem;
    box-shadow: var(--shadow-sm);
}

.faq-search input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.faq-search i {
    position: absolute;
    left: 1.5rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
}

.tabs-container {
    position: relative;
    margin-bottom: 2rem;
}

.tabs-scroll {
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    scroll-behavior: smooth;
    padding-bottom: 10px;
}

.tabs-scroll::-webkit-scrollbar {
    display: none;
}

.faq-tabs {
    display: inline-flex;
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 0.25rem;
    white-space: nowrap;
    min-width: 100%;
    border: 1px solid var(--gray-200);
}

.faq-tab {
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    font-weight: 500;
    color: var(--gray-600);
    border-radius: var(--radius);
    transition: var(--transition);
    position: relative;
    margin-right: 0.25rem;
    flex-shrink: 0;
    border: none;
    background: none;
    font-size: 0.9375rem;
}

.faq-tab:last-child {
    margin-right: 0;
}

.faq-tab:hover {
    color: var(--primary);
    background: var(--primary-extra-light);
}

.faq-tab.active {
    color: var(--primary-dark);
    background: var(--primary-light);
    font-weight: 600;
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease-out;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.faq-section {
    margin-bottom: 3rem;
}

.faq-section h2 {
    font-family: 'Playfair Display', serif;
    font-size: 1.5rem;
    color: var(--gray-900);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.faq-section h2 i {
    color: var(--primary);
}

.faq-item {
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:last-child {
    margin-bottom: 0;
}

.faq-item.active {
    border-color: var(--primary-light);
    box-shadow: var(--shadow-sm);
}

.faq-question {
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    background: var(--white);
    transition: var(--transition);
}

.faq-item.active .faq-question {
    background: var(--primary-extra-light);
}

.faq-question h3 {
    font-weight: 500;
    color: var(--gray-800);
    font-size: 1.0625rem;
}

.faq-question i {
    color: var(--gray-500);
    transition: var(--transition);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
    color: var(--primary);
}

.faq-answer {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
}

.faq-item.active .faq-answer {
    padding: 0 1.5rem 1.5rem;
    max-height: 500px;
}

.faq-answer p {
    color: var(--gray-600);
    margin-bottom: 1rem;
}

.faq-answer p:last-child {
    margin-bottom: 0;
}

.faq-contact {
    background: var(--gray-50);
    border-radius: var(--radius-lg);
    padding: 2rem;
    text-align: center;
    margin-top: 4rem;
}

.faq-contact h2 {
    font-family: 'Playfair Display', serif;
    font-size: 1.75rem;
    margin-bottom: 1rem;
    color: var(--gray-900);
}

.faq-contact p {
    color: var(--gray-600);
    margin-bottom: 1.5rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 0.9375rem;
    gap: 0.5rem;
}

.btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background: var(--primary);
    color: white;
}

.back-to-top {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    width: 48px;
    height: 48px;
    background: var(--primary);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    z-index: 999;
    border: none;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: var(--primary-dark);
    transform: translateY(-3px) scale(1.05);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .hero {
        padding: 4rem 1.5rem;
    }
    
    .hero h1 {
        font-size: 2rem;
    }
    
    .container {
        margin-top: -2rem;
        padding: 0 1rem;
    }
    
    .faq-section h2 {
        font-size: 1.25rem;
    }
    
    .faq-question h3 {
        font-size: 1rem;
        padding-right: 1rem;
    }
    
    .faq-contact {
        padding: 1.5rem;
    }
    
    .faq-contact h2 {
        font-size: 1.5rem;
    }
    
    .faq-tab {
        padding: 0.75rem 1rem;
        font-size: 0.875rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 3.5rem 1rem;
    }
    
    .hero h1 {
        font-size: 1.75rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .faq-search {
        margin-bottom: 2rem;
    }
    
    .faq-search input {
        padding: 0.875rem 1.25rem;
        padding-left: 2.75rem;
    }
    
    .faq-search i {
        left: 1.25rem;
    }
    
    .faq-question {
        padding: 1rem;
    }
    
    .faq-item.active .faq-answer {
        padding: 0 1rem 1rem;
    }
    
    .back-to-top {
        width: 42px;
        height: 42px;
        bottom: 1rem;
        right: 1rem;
    }
    
    .faq-tab {
        padding: 0.5rem 0.75rem;
    }
}