/* 
 * pokimaneaiporn.love - Main Stylesheet
 * SEO optimized with mobile-first approach
 */

:root {
    --primary: #6b5ce7;
    --secondary: #00d2d3;
    --dark: #222222;
    --light: #ffffff;
    --gray: #f5f5f5;
    --text: #333333;
    --text-light: #666666;
    --text-white: #ffffff;
    --border-radius: 12px;
    --box-shadow: 0 10px 30px rgba(107, 92, 231, 0.1);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text);
    background-color: var(--light);
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: var(--primary);
    transition: var(--transition);
}

a:hover {
    color: var(--secondary);
}

ul {
    list-style: none;
}

img, svg {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: 1rem;
    font-weight: 700;
    line-height: 1.3;
    color: var(--dark);
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
    padding-bottom: 15px;
}

h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
}

h4 {
    font-size: 1.1rem;
    margin-bottom: 0.6rem;
    color: var(--text-white);
}

p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
}

/* Buttons */
.cta-button, .secondary-button {
    display: inline-block;
    padding: 0.8rem 2rem;
    border-radius: 30px;
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
}

.cta-button {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--text-white);
    border: none;
    box-shadow: 0 4px 15px rgba(107, 92, 231, 0.3);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 7px 20px rgba(107, 92, 231, 0.4);
    color: var(--text-white);
}

.cta-button.large {
    padding: 1rem 2.5rem;
    font-size: 1.1rem;
}

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

.secondary-button:hover {
    background-color: rgba(107, 92, 231, 0.05);
    color: var(--primary);
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    z-index: 1000;
    padding: 1rem 0;
}

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

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

.logo-svg {
    height: 40px;
    width: auto;
}

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

.nav-links li {
    margin-left: 2.5rem;
}

.nav-links li a {
    color: var(--text);
    font-weight: 500;
    position: relative;
}

.nav-links li a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transition: var(--transition);
}

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

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

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

/* Main Content */
main {
    padding-top: 70px;
}

/* Hero Section */
.hero {
    padding: 7rem 0 5rem;
    background: linear-gradient(135deg, rgba(107, 92, 231, 0.05), rgba(0, 210, 211, 0.05));
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0.05;
    top: -150px;
    left: -150px;
}

.hero::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: var(--secondary);
    border-radius: 50%;
    opacity: 0.05;
    bottom: -150px;
    right: -150px;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
}

.cta-group {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

/* About Section */
.about {
    padding: 6rem 0;
    background-color: var(--light);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    align-items: center;
}

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

.feature-list {
    margin: 2rem 0;
}

.feature-list li {
    margin-bottom: 0.8rem;
    position: relative;
    padding-left: 2rem;
}

.feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 8px;
    height: 8px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
}

.about-visual {
    display: flex;
    justify-content: center;
}

.about-svg {
    max-width: 100%;
    height: auto;
}

/* Benefits Section */
.benefits {
    padding: 6rem 0;
    background-color: var(--gray);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.benefit-card {
    background-color: var(--light);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    text-align: center;
}

.benefit-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(107, 92, 231, 0.15);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
}

.benefit-card h3 {
    color: var(--dark);
}

.benefit-card p {
    margin-bottom: 0;
}

/* Examples Section */
.examples {
    padding: 6rem 0;
    background-color: var(--light);
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    margin-bottom: 3rem;
}

.example-card {
    background-color: var(--gray);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    text-align: center;
}

.example-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(107, 92, 231, 0.15);
}

.example-svg {
    width: 100%;
    height: auto;
    margin-bottom: 1.5rem;
    border-radius: var(--border-radius);
}

.example-card h3 {
    margin-bottom: 0.5rem;
}

.example-card p {
    margin-bottom: 0;
}

.cta-center {
    text-align: center;
}

/* Testimonials Section */
.testimonials {
    padding: 6rem 0;
    background-color: var(--gray);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 3rem auto 0;
}

.testimonial {
    background-color: var(--light);
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--box-shadow);
    text-align: center;
    position: relative;
}

.testimonial::before {
    content: '"';
    position: absolute;
    top: 10px;
    left: 20px;
    font-size: 4rem;
    color: rgba(107, 92, 231, 0.1);
    font-family: Georgia, serif;
    line-height: 1;
}

.quote {
    font-style: italic;
    font-size: 1.1rem;
    margin-bottom: 1rem;
    color: var(--text);
}

.author {
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0;
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    text-align: center;
    color: white;
}

.cta-section h2 {
    color: white;
    margin-bottom: 1rem;
}

.cta-section h2::after {
    background: white;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-section .cta-button {
    background: white;
    color: var(--primary);
    box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
}

.cta-section .cta-button:hover {
    background: var(--light);
    color: var(--primary);
    box-shadow: 0 7px 20px rgba(255, 255, 255, 0.4);
}

/* Footer */
footer {
    background-color: var(--dark);
    color: var(--text-white);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 3rem;
}

.footer-logo {
    flex: 1;
    margin-bottom: 2rem;
    min-width: 200px;
}

.footer-links {
    flex: 2;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
}

.footer-column {
    min-width: 150px;
    margin-bottom: 2rem;
}

.footer-column ul li {
    margin-bottom: 0.7rem;
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-column ul li a:hover {
    color: var(--secondary);
}

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

.copyright p {
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 0;
}

/* Responsive Styles */
@media (max-width: 991px) {
    h1 {
        font-size: 2.2rem;
    }
    
    h2 {
        font-size: 1.8rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
    }
    
    .about-visual {
        margin-top: 2rem;
        order: -1;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 250px;
        height: 100vh;
        background-color: white;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transition: var(--transition);
        box-shadow: -5px 0 20px rgba(0, 0, 0, 0.1);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .nav-links li {
        margin: 1.5rem 0;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 6px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -6px);
    }
    
    .cta-group {
        flex-direction: column;
    }
    
    .footer-content {
        flex-direction: column;
    }
}

@media (max-width: 576px) {
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.6rem;
    }
    
    .testimonial-grid {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid,
    .examples-grid {
        grid-template-columns: 1fr;
    }
}