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

:root {
    --color-primary: #000000;
    --color-accent: #E63946;
    --color-white: #FFFFFF;
    --color-gray-light: #F5F5F5;
    --color-gray: #666666;
    --color-gray-dark: #333333;
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--color-primary);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Announcement Bar */
.announcement-bar {
    background-color: var(--color-primary);
    color: var(--color-white);
    text-align: center;
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 400;
}

/* Header */
.header {
    background-color: var(--color-white);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
    background-color: rgba(255, 255, 255, 0.95);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 5px;
    z-index: 1001;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--color-primary);
    transition: var(--transition);
}

.menu-toggle:hover span {
    background-color: var(--color-accent);
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
}

.logo img {
    height: 50px;
    width: auto;
    object-fit: contain;
    transition: var(--transition);
}

.logo:hover img {
    transform: scale(1.05);
}

.header-actions {
    display: flex;
    gap: 20px;
    align-items: center;
}

.header-actions button {
    background: none;
    border: none;
    cursor: pointer;
    color: var(--color-primary);
    padding: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.header-actions button:hover {
    color: var(--color-accent);
    transform: scale(1.1);
}

.header-actions svg {
    width: 20px;
    height: 20px;
}

/* Navigation Menu */
.nav-menu {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.nav-menu.active {
    max-height: 300px;
    padding-bottom: 20px;
}

.nav-menu ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.nav-menu a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    transition: var(--transition);
    display: block;
    padding: 10px 0;
}

.nav-menu a:hover {
    color: var(--color-accent);
    padding-left: 10px;
}

/* Hero Section */
.hero {
    min-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    padding: 80px 20px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(230, 57, 70, 0.05) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

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

.hero-content {
    text-align: center;
    z-index: 1;
    max-width: 800px;
    animation: fadeInUp 1s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-title {
    font-size: clamp(48px, 8vw, 120px);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.title-main {
    color: var(--color-primary);
    letter-spacing: -2px;
}

.title-version {
    color: var(--color-accent);
    letter-spacing: -2px;
}

.hero-tagline {
    font-size: clamp(18px, 2.5vw, 28px);
    font-style: italic;
    color: var(--color-gray-dark);
    margin-bottom: 40px;
    font-weight: 400;
    letter-spacing: 2px;
}

.btn-primary {
    display: inline-block;
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 18px 48px;
    text-decoration: none;
    font-weight: 600;
    font-size: 16px;
    border-radius: 50px;
    transition: var(--transition);
    border: 2px solid var(--color-primary);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-primary:hover {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.hero-image {
    position: absolute;
    bottom: 0;
    right: 5%;
    width: 40%;
    max-width: 600px;
    opacity: 0.3;
    z-index: 0;
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

.hero-image img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

/* Video Section */
.video-section {
    padding: 80px 20px;
    background-color: var(--color-white);
}

.video-container {
    max-width: 1200px;
    margin: 0 auto;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
}

.video-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(230, 57, 70, 0.1) 0%, transparent 100%);
    z-index: 1;
    pointer-events: none;
}

.video-container video {
    width: 100%;
    height: auto;
    display: block;
}

/* Features Section */
.features {
    padding: 100px 20px;
    background: linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%);
}

.section-title {
    font-size: clamp(36px, 5vw, 64px);
    font-weight: 800;
    text-align: center;
    margin-bottom: 60px;
    color: var(--color-primary);
    letter-spacing: -1px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-card {
    background: var(--color-white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-image {
    width: 100%;
    height: 300px;
    overflow: hidden;
    position: relative;
}

.feature-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.1) 100%);
}

.feature-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.feature-card:hover .feature-image img {
    transform: scale(1.1);
}

.feature-content {
    padding: 30px;
}

.feature-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--color-primary);
    letter-spacing: -0.5px;
}

.feature-description {
    font-size: 16px;
    line-height: 1.8;
    color: var(--color-gray-dark);
}

.feature-description strong {
    color: var(--color-accent);
    font-weight: 600;
}

/* Newsletter Section */
.newsletter {
    padding: 80px 20px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-gray-dark) 100%);
    color: var(--color-white);
}

.newsletter-title {
    font-size: clamp(32px, 4vw, 48px);
    font-weight: 700;
    text-align: center;
    margin-bottom: 40px;
    letter-spacing: -1px;
}

.newsletter-form {
    max-width: 500px;
    margin: 0 auto;
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    justify-content: center;
}

.newsletter-form input {
    flex: 1;
    min-width: 250px;
    padding: 18px 24px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
    font-size: 16px;
    font-family: var(--font-primary);
    transition: var(--transition);
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.newsletter-form input:focus {
    outline: none;
    border-color: var(--color-accent);
    background: rgba(255, 255, 255, 0.15);
}

.newsletter-form .btn-primary {
    background-color: var(--color-accent);
    border-color: var(--color-accent);
}

.newsletter-form .btn-primary:hover {
    background-color: var(--color-white);
    color: var(--color-accent);
    border-color: var(--color-white);
}

/* Footer */
.footer {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 60px 20px 30px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--color-accent);
}

.footer-section h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.8;
}

.payment-icons {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.payment-icon {
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    font-size: 12px;
    font-weight: 500;
    transition: var(--transition);
    cursor: default;
}

.payment-icon:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--color-accent);
    padding-left: 5px;
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(5px);
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--color-white);
    padding: 40px;
    border-radius: 20px;
    max-width: 600px;
    width: 90%;
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 32px;
    color: var(--color-gray);
    cursor: pointer;
    line-height: 1;
    transition: var(--transition);
}

.modal-close:hover {
    color: var(--color-accent);
    transform: rotate(90deg);
}

.search-form {
    display: flex;
    gap: 15px;
}

.search-form input {
    flex: 1;
    padding: 15px 20px;
    border: 2px solid var(--color-gray-light);
    border-radius: 50px;
    font-size: 16px;
    font-family: var(--font-primary);
    transition: var(--transition);
}

.search-form input:focus {
    outline: none;
    border-color: var(--color-accent);
}

.search-form button {
    padding: 15px 30px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.search-form button:hover {
    background-color: var(--color-accent);
    transform: translateY(-2px);
}

/* Responsive Design */
@media (min-width: 768px) {
    .nav-menu ul {
        flex-direction: row;
        justify-content: center;
    }
    
    .nav-menu a:hover {
        padding-left: 0;
    }
    
    .hero {
        flex-direction: row;
        text-align: left;
    }
    
    .hero-content {
        text-align: left;
        max-width: 50%;
    }
    
    .hero-image {
        position: relative;
        width: 50%;
        opacity: 1;
        right: 0;
    }
}

@media (max-width: 767px) {
    .hero {
        min-height: 80vh;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-form input,
    .newsletter-form .btn-primary {
        width: 100%;
    }
}

/* Smooth Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--color-gray-light);
}

::-webkit-scrollbar-thumb {
    background: var(--color-gray);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-accent);
}