/* ===================================
   Biyü - Home Page Styles
   =================================== */

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* Overlay using palette: --color-dark (#4B164C) + --color-darkest (#22172A) */
    background: linear-gradient(135deg, rgba(75, 22, 76, 0.85) 0%, rgba(34, 23, 42, 0.65) 50%, rgba(75, 22, 76, 0.75) 100%);
}

.hero-content {
    position: relative;
    z-index: 10;
    width: 100%;
    padding: 7rem 0 4rem;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.3;
    color: white;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.6;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.hero-description {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
    line-height: 1.7;
    max-width: 500px;
}

.hero-cta-group {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 400px;
}

.hero-cta {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.hero-cta-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 20px rgba(var(--primary-rgb), 0.4);
}

.hero-cta-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(var(--primary-rgb), 0.5);
    color: white;
}

.hero-cta-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.hero-cta-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px);
    color: white;
}

.hero-cta i {
    font-size: 1.3rem;
}

.hero-cta-text {
    display: flex;
    flex-direction: column;
}

.hero-cta-label {
    font-size: 0.85rem;
    opacity: 0.8;
    font-weight: 400;
}

.hero-cta-title {
    font-size: 1rem;
}

/* Section Styling */
.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 1rem;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

/* How It Works Steps */
.step-number {
    font-size: 3.5rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 1rem;
}

/* FAQ Section */
.faq-section {
    padding: 5rem 0;
    background: white;
}

.faq-section .accordion-item {
    background: white;
    border: 1px solid #E0E0E0;
    border-radius: 15px !important;
    margin-bottom: 1rem;
    overflow: hidden;
}

.faq-section .accordion-button {
    font-weight: 600;
    color: var(--text-dark);
    padding: 1.25rem 1.5rem;
    background: white;
}

.faq-section .accordion-button:not(.collapsed) {
    color: var(--primary-pink);
    background: var(--lighter-pink);
    box-shadow: none;
}

.faq-section .accordion-button:focus {
    box-shadow: none;
    border-color: var(--primary-pink);
}

.faq-section .accordion-button::after {
    background-image: none;
    content: '+';
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--primary-pink);
    width: auto;
    height: auto;
    transition: transform 0.3s ease;
}

.faq-section .accordion-button:not(.collapsed)::after {
    content: '-';
    transform: none;
}

.faq-section .accordion-body {
    padding: 0 1.5rem 1.25rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* Feature Cards */
.feature-card {
    text-align: center;
    padding: 2rem 1.5rem;
}

.feature-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
}

.feature-icon.pink {
    background: var(--lighter-pink);
    color: var(--primary-pink);
}

.feature-icon.purple {
    background: #f0e6f6;
    color: var(--purple);
}

/* Testimonials */
.testimonial-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    height: 100%;
}

.testimonial-card blockquote {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-light);
    font-style: italic;
    margin-bottom: 1.5rem;
}

.testimonial-card .author {
    font-weight: 700;
    color: var(--text-dark);
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    background: var(--gradient-primary);
    color: white;
    text-align: center;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.cta-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.btn-white-custom {
    background: white;
    color: var(--primary-pink);
    padding: 0.8rem 2.5rem;
    border-radius: 25px;
    font-weight: 700;
    border: none;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-white-custom:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
    color: var(--primary-pink);
}

/* Responsive */
@media (max-width: 992px) {
    .hero-section {
        min-height: auto;
    }

    .hero-content {
        padding: 7rem 0 4rem;
    }

    .hero-title {
        font-size: 1.9rem;
    }

    .hero-cta-group {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 1.6rem;
    }

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

    .section-title {
        font-size: 1.8rem;
    }

    .cta-title {
        font-size: 1.8rem;
    }
}