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

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    background-color: #000000;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Hero Section */
.hero {
    position: relative;
    background: #000000;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    width: 100%;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.03) 0%, transparent 70%);
    z-index: 1;
}

.hero-video {
    width: 100%;
    height: auto;
    z-index: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-video video {
    width: 100%;
    height: auto;
    object-fit: cover;
    opacity: 0.8;
    display: block;
}

.mute-toggle-fixed {
    position: fixed;
    right: 2rem;
    bottom: 2rem;
    z-index: 1000;
    background: rgba(0,0,0,0.5);
    border: none;
    border-radius: 50%;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.3s;
    font-size: 1.5rem;
    color: #fff;
    outline: none;
}
.mute-toggle-fixed:hover, .mute-toggle-fixed:focus {
    background: rgba(0,0,0,0.8);
}

/* Email Form Section */
.email-form-section {
    position: relative;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 8rem 0;
    background: linear-gradient(to bottom, #000000, #1a1a1a);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-divider {
    width: 2px;
    height: 40px;
    background: linear-gradient(to bottom, transparent, #ffffff, transparent);
    margin: 0 auto 2rem;
}

.section-title {
    font-size: 3.5rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.section-description {
    font-size: 1.5rem;
    color: #86868b;
    max-width: 100%;
    margin: 0 auto;
    font-weight: 400;
    line-height: 1.4;
    letter-spacing: 0.01em;
}

.sale-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.sale-button {
    display: inline-block;
    padding: 1.25rem 2.5rem;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.125rem;
    letter-spacing: 0.01em;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 2px solid transparent;
    cursor: pointer;
    text-align: center;
    min-width: 200px;
}

.sale-button.primary {
    background: #007AFF;
    color: #ffffff;
    border-color: #007AFF;
}

.sale-button.primary:hover {
    background: #0056CC;
    border-color: #0056CC;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,122,255,0.3);
}

.sale-button.secondary {
    background: transparent;
    color: #ffffff;
    border-color: rgba(255,255,255,0.3);
}

.sale-button.secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.5);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255,255,255,0.1);
}

.email-form {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
    padding: 2rem;
    background: rgba(255,255,255,0.05);
    border-radius: 20px;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.1);
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

#notificationForm {
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

#emailInput {
    width: 100%;
    padding: 1.25rem 1.5rem;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 12px;
    color: #ffffff;
    font-size: 1.125rem;
    font-weight: 400;
    letter-spacing: 0.01em;
    text-align: center;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

#emailInput::placeholder {
    color: #86868b;
}

#emailInput:focus {
    outline: none;
    border-color: #007AFF;
    background: rgba(255,255,255,0.12);
    box-shadow: 0 0 0 4px rgba(0,122,255,0.2);
}

#emailInput:hover {
    border-color: rgba(255,255,255,0.4);
    background: rgba(255,255,255,0.1);
}

button[type="submit"] {
    width: 100%;
    background: #007AFF;
    border: none;
    color: #ffffff;
    font-weight: 600;
    padding: 1.25rem 2rem;
    border-radius: 12px;
    letter-spacing: 0.01em;
    cursor: pointer;
    font-size: 1.125rem;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

button[type="submit"]:hover {
    background: #0056CC;
    transform: translateY(-1px);
    box-shadow: 0 8px 25px rgba(0,122,255,0.3);
}

button[type="submit"]:active {
    transform: translateY(0);
}

.form-note {
    color: #86868b;
    font-size: 0.875rem;
    font-weight: 400;
    margin-top: 1rem;
    letter-spacing: 0.01em;
}

/* Product Details Section */
.product-details {
    padding: 8rem 0;
    background: linear-gradient(to bottom, #1a1a1a, #000000);
}

.details-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
}

.details-content {
    display: flex;
    flex-direction: column;
    gap: 4rem;
}

.detail-block {
    border-left: 2px solid rgba(255,255,255,0.1);
    padding-left: 2.5rem;
    transition: all 0.3s ease;
}

.detail-block:hover {
    border-left-color: #007AFF;
    transform: translateX(10px);
}

.detail-header {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
}

.detail-icon {
    font-size: 2rem;
    margin-right: 1.5rem;
    opacity: 0.8;
}

.detail-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #ffffff;
    letter-spacing: -0.01em;
}

.detail-list {
    list-style: none;
    color: #86868b;
    font-weight: 400;
    font-size: 1.125rem;
    line-height: 1.6;
}

.detail-list li {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.detail-list li:not(:has(span:last-child)) {
    display: block;
    border-bottom: none;
}

.detail-list li span:first-child {
    color: #ffffff;
    font-weight: 500;
}

.details-visual {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.detail-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
}

.detail-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0,122,255,0.1), rgba(255,255,255,0.05));
    z-index: 1;
    pointer-events: none;
}

.detail-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.detail-image:hover img {
    transform: scale(1.02);
}

.quality-block {
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 20px;
    padding: 2.5rem;
    background: rgba(255,255,255,0.03);
    backdrop-filter: blur(20px);
    transition: all 0.3s ease;
}

.quality-block:hover {
    border-color: rgba(0,122,255,0.3);
    background: rgba(255,255,255,0.05);
    transform: translateY(-5px);
}

.quality-text {
    color: #86868b;
    font-weight: 400;
    line-height: 1.6;
    font-size: 1.125rem;
}

/* Footer */
.footer {
    background: linear-gradient(to bottom, #1a1a1a, #000000);
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 6rem 0 4rem;
}

.footer-header {
    text-align: center;
    margin-bottom: 4rem;
}

.footer-logo {
    width: 5rem;
    height: 5rem;
    margin: 0 auto 2rem;
    border-radius: 50%;
    background: linear-gradient(135deg, #007AFF, #5856D6);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(0,122,255,0.3);
}

.footer-title {
    font-size: 2rem;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 1rem;
    letter-spacing: -0.01em;
}

.footer-divider {
    width: 3rem;
    height: 2px;
    background: linear-gradient(to right, transparent, #ffffff, transparent);
    margin: 0 auto 2rem;
}

.footer-description {
    color: #86868b;
    font-weight: 400;
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.6;
    font-size: 1.125rem;
}

.footer-links {
    text-align: center;
    margin-bottom: 4rem;
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.footer-link {
    color: #86868b;
    text-decoration: none;
    font-weight: 500;
    letter-spacing: 0.01em;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.footer-link:hover {
    color: #007AFF;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
}

.footer-bottom-divider {
    width: 6rem;
    height: 1px;
    background: linear-gradient(to right, transparent, #ffffff, transparent);
    margin: 0 auto 2rem;
}

.copyright {
    color: #86868b;
    font-weight: 400;
    font-size: 0.875rem;
    letter-spacing: 0.01em;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .section-description {
        font-size: 1.25rem;
    }
    
    .details-grid {
        grid-template-columns: 1fr;
        gap: 4rem;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 1.5rem;
    }
    
    .email-form {
        max-width: 90vw;
        padding: 1.5rem;
    }
    
    .detail-image img {
        height: 300px;
    }
    
    .email-form-section {
        padding: 4rem 0;
    }
    
    .sale-links {
        gap: 1rem;
        margin-top: 2rem;
    }
    
    .sale-button {
        padding: 1rem 2rem;
        font-size: 1rem;
        min-width: 180px;
    }

    .mute-toggle-fixed {
        right: 1rem;
        bottom: 1rem;
        width: 40px;
        height: 40px;
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 2rem;
    }
    
    .section-description {
        font-size: 1.125rem;
    }
    
    .detail-block {
        padding-left: 1.5rem;
    }
    
    .quality-block {
        padding: 1.5rem;
    }
    
    .email-form-section {
        padding: 3rem 0;
    }
    
    .sale-links {
        flex-direction: column;
        gap: 1rem;
        margin-top: 1.5rem;
    }
    
    .sale-button {
        padding: 1rem 1.5rem;
        font-size: 0.875rem;
        min-width: 160px;
    }
    
    .hero-video video {
        width: 100vw;
        height: auto;
        max-width: 100vw;
        min-width: 100vw;
        object-fit: cover;
        display: block;
        margin: 0 auto;
    }
    
    .detail-image {
        aspect-ratio: 1 / 1;
        width: 100%;
        max-width: 300px;
        margin: 0 auto;
    }
    
    .detail-image img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }
}

/* Animation Classes */
.fade-in {
    opacity: 1;
    transform: translateY(0);
}

/* Smooth transitions for all interactive elements */
* {
    transition: all 0.3s ease;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #000000;
}

::-webkit-scrollbar-thumb {
    background: #333333;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #555555;
}