/* Base Reset */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* Color Variables */
:root {
    --primary: #ff3366;
    --primary-light: #ff6b9d;
    --primary-dark: #cc0040;
    --secondary: #264653;
    --accent1: #2a9d8f;
    --accent2: #e9c46a;
    --accent3: #f4a261;
    --accent4: #e76f51;
    --dark: #1a1a2e;
    --gray-dark: #333333;
    --gray: #777777;
    --gray-light: #dddddd;
    --light: #f8f8f8;
    --white: #ffffff;
    --shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

/* Typography */
html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--gray-dark);
    background-color: var(--light);
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

h1 {
    font-size: 1.8rem;
}

h2 {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

.section-title {
    text-align: center;
    color: var(--secondary);
    position: relative;
    padding-bottom: 0.8rem;
    margin-bottom: 3rem;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--primary);
}

/* Layout */
.wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

main {
    flex: 1;
}

/* Header */
header {
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    position: relative;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.brand h1 {
    color: var(--primary);
    font-size: 1.5rem;
    margin: 0;
}

.logo-icon {
    display: block;
}

/* Navigation */
.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.main-nav a {
    color: var(--gray-dark);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    position: relative;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary);
    transition: var(--transition);
}

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

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--primary);
    margin: 5px 0;
    border-radius: 3px;
    transition: var(--transition);
}

/* Hero Section */
.hero-section {
    padding: 9rem 0 5rem;
    background-color: var(--white);
}

.hero-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-content {
    max-width: 540px;
}

.hero-content h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--gray-dark);
}

.hero-content h2 span {
    color: var(--primary);
    display: block;
}

.hero-content p {
    font-size: 1.1rem;
    color: var(--gray);
    margin-bottom: 2rem;
}

.hero-visual {
    text-align: center;
}

/* Buttons */
.main-button {
    display: inline-block;
    background-color: var(--primary);
    color: var(--white);
    padding: 0.8rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
    border: 2px solid var(--primary);
}

.main-button:hover {
    background-color: transparent;
    color: var(--primary);
}

.text-button {
    display: inline-block;
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    padding: 0.5rem 0;
    position: relative;
}

.text-button::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--primary);
    transform: scaleX(0);
    transition: var(--transition);
    transform-origin: right;
}

.text-button:hover::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* Features Section */
.features-section {
    padding: 5rem 0;
    background-color: var(--light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature {
    background-color: var(--white);
    border-radius: 10px;
    padding: 2rem;
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
}

.feature:hover {
    transform: translateY(-10px);
}

.feature-icon {
    margin-bottom: 1.5rem;
}

.feature h3 {
    color: var(--secondary);
    margin-bottom: 1rem;
}

/* Categories Section */
.categories-section {
    padding: 5rem 0;
    background-color: var(--white);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 2rem;
}

.category {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
    background-color: var(--light);
}

.category:hover {
    transform: scale(1.03);
}

.category-icon {
    padding: 1.5rem 0;
    display: flex;
    justify-content: center;
}

.category h3 {
    padding: 1rem;
    background-color: var(--white);
    margin: 0;
}

.category-link {
    display: block;
    padding: 0.8rem;
    background-color: var(--primary);
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.category-link:hover {
    background-color: var(--primary-dark);
}

/* Premium Section */
.premium-section {
    padding: 5rem 0;
    background-color: var(--secondary);
    color: var(--white);
}

.premium-section .section-title {
    color: var(--white);
}

.premium-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.premium-features {
    list-style: none;
    margin: 2rem 0;
}

.premium-features li {
    margin-bottom: 1rem;
    position: relative;
    padding-left: 1.8rem;
}

.premium-features li::before {
    content: '✓';
    color: var(--accent2);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.premium-visual {
    text-align: center;
}

/* About Section */
.about-section {
    padding: 5rem 0;
    background-color: var(--light);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.about-content p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

/* Footer */
footer {
    background-color: var(--dark);
    color: var(--light);
    padding: 4rem 0 1rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    margin: 0.5rem 0;
}

.footer-brand .tagline {
    color: var(--gray-light);
    font-size: 0.9rem;
}

.footer-links h4 {
    margin-bottom: 1.2rem;
    color: var(--primary-light);
}

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

.footer-links li {
    margin-bottom: 0.8rem;
}

.footer-links a {
    color: var(--gray-light);
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-newsletter h4 {
    margin-bottom: 1rem;
    color: var(--primary-light);
}

.footer-newsletter p {
    margin-bottom: 1rem;
    color: var(--gray-light);
}

.newsletter-form {
    display: flex;
}

.newsletter-form input {
    flex: 1;
    padding: 0.8rem;
    border: none;
    border-radius: 4px 0 0 4px;
}

.newsletter-form button {
    background-color: var(--primary);
    color: white;
    border: none;
    padding: 0 1rem;
    border-radius: 0 4px 4px 0;
    cursor: pointer;
    transition: var(--transition);
}

.newsletter-form button:hover {
    background-color: var(--primary-dark);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Pulse Animation */
.pulse {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 51, 102, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(255, 51, 102, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(255, 51, 102, 0);
    }
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-content h2 {
        font-size: 2.5rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    
    .main-nav ul {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        gap: 0;
        box-shadow: var(--shadow);
        transform: translateY(-200%);
        transition: var(--transition);
        z-index: 1;
    }
    
    .main-nav.active ul {
        transform: translateY(0);
    }
    
    .main-nav ul li {
        width: 100%;
    }
    
    .main-nav ul li a {
        display: block;
        padding: 1rem;
        text-align: center;
        border-bottom: 1px solid var(--gray-light);
    }
    
    .hero-section .container {
        grid-template-columns: 1fr;
    }
    
    .hero-content {
        text-align: center;
        max-width: 100%;
    }
    
    .premium-content {
        grid-template-columns: 1fr;
    }
    
    .premium-info {
        order: 2;
    }
    
    .premium-visual {
        order: 1;
    }
}

@media (max-width: 576px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-newsletter form {
        flex-direction: column;
    }
    
    .footer-newsletter input {
        border-radius: 4px;
        margin-bottom: 0.5rem;
    }
    
    .footer-newsletter button {
        border-radius: 4px;
        width: 100%;
        padding: 0.8rem;
    }
}