/* ============================================
   CSS Variables & Reset
   ============================================ */
:root {
    --primary-color: #AF73EF;
    --secondary-color: #3F8FEF;
    --header-color: #2776C6;
    --text-dark: #1a1a1a;
    --text-light: #666;
    --bg-light: #f8f9fa;
    --white: #ffffff;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --border-radius: 12px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    overflow-x: hidden;
}

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

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    color: var(--header-color);
    font-weight: 700;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ============================================
   Navigation
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    z-index: 1000;
    padding: 1rem 0;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-size: 1.8rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-img {
    height: 45px;
    width: auto;
    display: block;
    transition: var(--transition);
}

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

.logo a {
    display: block;
    line-height: 0;
}

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

.nav-links a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    transition: var(--transition);
}

.nav-links a:hover::after {
    width: 100%;
}

.nav-auth {
    display: flex;
    gap: 1rem;
    margin-left: 1rem;
}

.btn-login {
    padding: 0.5rem 1.5rem;
    border: 2px solid var(--primary-color);
    border-radius: 25px;
    color: var(--primary-color) !important;
}

.btn-login:hover {
    background: var(--primary-color);
    color: var(--white) !important;
}

.btn-signup {
    padding: 0.5rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white) !important;
    border-radius: 25px;
}

.btn-signup:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

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

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    border-radius: 3px;
    transition: var(--transition);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(175, 115, 239, 0.05), rgba(63, 143, 239, 0.05));
    padding-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.hero-content {
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    animation: fadeInUp 0.8s ease;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-visual {
    position: relative;
    height: 500px;
}

.floating-card {
    position: absolute;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
}

.card-1 {
    width: 200px;
    height: 250px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    top: 50px;
    left: 50px;
}

.card-2 {
    width: 180px;
    height: 220px;
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
    top: 150px;
    right: 100px;
    animation-delay: 2s;
}

.card-3 {
    width: 150px;
    height: 180px;
    background: linear-gradient(135deg, var(--primary-color), #5a9aef);
    bottom: 100px;
    left: 150px;
    animation-delay: 4s;
}

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-block;
    padding: 1rem 2rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

/* ============================================
   Sections
   ============================================ */
section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 1rem;
}

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

/* ============================================
   Services Section
   ============================================ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    display: block;
    position: relative;
}

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

.service-card:hover .service-image {
    transform: scale(1.05);
}

.service-card:hover .learn-more {
    transform: translateX(5px);
}

.service-image {
    height: 200px;
    background-size: cover !important;
    background-position: center !important;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    position: relative;
}

.service-icon {
    font-size: 4rem;
    filter: drop-shadow(0 4px 6px rgba(0, 0, 0, 0.3));
    z-index: 1;
}

.service-content {
    padding: 2rem;
    text-align: center;
}

.service-card h3 {
    margin-bottom: 0.8rem;
    font-size: 1.4rem;
    color: var(--header-color);
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.learn-more {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
}

/* ============================================
   Packages Section
   ============================================ */
.packages {
    background: var(--bg-light);
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.package-card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

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

.package-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.package-content {
    padding: 2rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.package-name {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.package-price {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.package-price span {
    font-size: 1rem;
    color: var(--text-light);
}

.package-description {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    flex-grow: 1;
}

.package-features {
    list-style: none;
    margin-bottom: 1.5rem;
}

.package-features li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #eee;
}

.package-features li:before {
    content: '✓';
    color: var(--secondary-color);
    font-weight: bold;
    margin-right: 0.5rem;
}

.package-card .btn {
    width: 100%;
    text-align: center;
}

.badge {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--white);
    border-radius: 20px;
    font-size: 0.8rem;
    margin-bottom: 1rem;
}

/* ============================================
   Promotions Section
   ============================================ */
.promotions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.promotion-card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    position: relative;
}

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

.promotion-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: #ff4757;
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-weight: bold;
    z-index: 2;
}

.promotion-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    background: linear-gradient(135deg, #ff6b6b, #ee5a6f);
}

.promotion-content {
    padding: 2rem;
}

.promotion-title {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.promotion-description {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.promotion-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.promotion-price {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.promotion-original-price {
    text-decoration: line-through;
    color: var(--text-light);
    font-size: 1rem;
}

.promotion-validity {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    background: var(--bg-light);
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--header-color);
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.contact-form .btn {
    width: 100%;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--text-dark);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3,
.footer-section h4 {
    color: var(--white);
    margin-bottom: 1rem;
}

.footer-section p {
    color: #aaa;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #aaa;
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    border-radius: 50%;
    color: var(--white) !important;
    font-weight: bold;
}

.social-links a:hover {
    background: var(--secondary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #333;
    color: #aaa;
}

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

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

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 968px) {
    .hero .container {
        grid-template-columns: 1fr;
    }
    
    .hero-visual {
        display: none;
    }
    
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: var(--transition);
        box-shadow: var(--shadow);
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .services-grid,
    .packages-grid,
    .promotions-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
}