/* ===================================
   CSS Variables & Reset
   =================================== */
:root {
    /* Blue & White Theme Colors */
    --primary-blue: #0066CC;
    --primary-blue-dark: #004C99;
    --primary-blue-light: #3399FF;
    --secondary-blue: #00A3E0;
    --accent-blue: #0080FF;
    
    --white: #FFFFFF;
    --off-white: #F8FAFB;
    --light-gray: #E8F1F8;
    --medium-gray: #A0B8CC;
    --dark-gray: #334155;
    --text-dark: #1E293B;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #0066CC 0%, #00A3E0 100%);
    --gradient-secondary: linear-gradient(135deg, #3399FF 0%, #0080FF 100%);
    --gradient-overlay: linear-gradient(135deg, rgba(0, 102, 204, 0.9) 0%, rgba(0, 163, 224, 0.9) 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 102, 204, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 102, 204, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 102, 204, 0.2);
    --shadow-xl: 0 16px 48px rgba(0, 102, 204, 0.25);
    
    /* Typography */
    --font-primary: 'Prompt', sans-serif;
    --font-secondary: 'Sarabun', sans-serif;
    
    /* Spacing */
    --section-padding: 100px 0;
    --container-padding: 0 20px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-secondary);
    color: var(--text-dark);
    line-height: 1.7;
    background-color: var(--white);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

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

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

ul {
    list-style: none;
}

/* ===================================
   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-sm);
    z-index: 1000;
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-primary);
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-blue);
}

.logo-image {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.logo i {
    font-size: 28px;
    color: #FFD700; /* สีทอง */
}

.nav-menu {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-link {
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 16px;
    color: var(--dark-gray);
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--gradient-primary);
    transition: var(--transition-smooth);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-blue);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.nav-toggle span {
    width: 28px;
    height: 3px;
    background: var(--primary-blue);
    border-radius: 2px;
    transition: var(--transition-smooth);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--gradient-primary);
    overflow: hidden;
    padding: 120px 0 80px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 12px 24px;
    border-radius: 50px;
    font-family: var(--font-primary);
    font-weight: 500;
    margin-bottom: 24px;
    animation: fadeInDown 0.8s ease;
}

.hero-badge i {
    font-size: 20px;
}

.hero-title {
    font-family: var(--font-primary);
    font-size: 56px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.gradient-text {
    background: linear-gradient(135deg, #FFD700 0%, #FFA500 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 20px;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto 40px;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
    animation: fadeInUp 0.8s ease 0.6s backwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 32px;
    border-radius: 50px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: all var(--transition-smooth);
    border: none;
}

.btn-primary {
    background: var(--white);
    color: var(--primary-blue);
    box-shadow: var(--shadow-lg);
}

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

.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
    border: 2px solid var(--white);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-blue);
    transform: translateY(-3px);
}

.hero-stats {
    display: flex;
    gap: 40px;
    justify-content: center;
    animation: fadeInUp 0.8s ease 0.8s backwards;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 16px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    padding: 20px 30px;
    border-radius: 16px;
    transition: var(--transition-smooth);
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-5px);
}

.stat-icon {
    width: 48px;
    height: 48px;
    background: var(--white);
    color: var(--primary-blue);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.stat-content h3 {
    font-family: var(--font-primary);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 4px;
}

.stat-content p {
    font-size: 14px;
    opacity: 0.9;
}

.hero-shapes {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
    z-index: 1;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 20s infinite ease-in-out;
}

.shape-1 {
    width: 300px;
    height: 300px;
    top: -150px;
    left: -150px;
}

.shape-2 {
    width: 400px;
    height: 400px;
    bottom: -200px;
    right: -200px;
    animation-delay: -5s;
}

.shape-3 {
    width: 200px;
    height: 200px;
    top: 50%;
    left: 50%;
    animation-delay: -10s;
}

/* ===================================
   Section Styles
   =================================== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    background: var(--light-gray);
    color: var(--primary-blue);
    padding: 10px 24px;
    border-radius: 50px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 14px;
    margin-bottom: 16px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.section-title {
    font-family: var(--font-primary);
    font-size: 42px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
    line-height: 1.3;
}

.section-description {
    font-size: 18px;
    color: var(--dark-gray);
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ===================================
   Services Section
   =================================== */
.services {
    padding: var(--section-padding);
    background: var(--off-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

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

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card.featured {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-lg);
}

.featured-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: rgba(255, 215, 0, 0.9);
    color: var(--text-dark);
    padding: 6px 16px;
    border-radius: 20px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 12px;
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    margin-bottom: 24px;
    transition: var(--transition-smooth);
}

.service-card.featured .service-icon {
    background: var(--white);
    color: var(--primary-blue);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
}

.service-card h3 {
    font-family: var(--font-primary);
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 16px;
}

.service-card p {
    font-size: 16px;
    line-height: 1.7;
    margin-bottom: 20px;
    opacity: 0.9;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
}

.service-features i {
    color: var(--secondary-blue);
    font-size: 14px;
}

.service-card.featured .service-features i {
    color: #FFD700;
}

/* ===================================
   Process Section
   =================================== */
.process {
    padding: var(--section-padding);
    background: var(--white);
}

.process-timeline {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.process-step {
    position: relative;
    display: flex;
    gap: 40px;
    margin-bottom: 60px;
    align-items: flex-start;
}

.process-step:last-child {
    margin-bottom: 0;
}

.step-number {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-primary);
    font-size: 28px;
    font-weight: 700;
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: 2;
}

.process-step:not(:last-child) .step-number::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 60px;
    background: linear-gradient(to bottom, var(--primary-blue), var(--light-gray));
}

.step-content {
    flex: 1;
    background: var(--off-white);
    padding: 30px;
    border-radius: 16px;
    transition: all var(--transition-smooth);
}

.process-step:hover .step-content {
    background: var(--white);
    box-shadow: var(--shadow-md);
    transform: translateX(10px);
}

.step-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-secondary);
    color: var(--white);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 20px;
}

.step-content h3 {
    font-family: var(--font-primary);
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.step-content p {
    font-size: 16px;
    color: var(--dark-gray);
    line-height: 1.7;
}

/* ===================================
   Why Us Section
   =================================== */
.why-us {
    padding: var(--section-padding);
    background: var(--light-gray);
}

.why-us-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.why-us-text .section-badge {
    margin-bottom: 20px;
}

.why-us-text .section-title {
    text-align: left;
    margin-bottom: 20px;
}

.why-us-text > p {
    font-size: 18px;
    color: var(--dark-gray);
    margin-bottom: 40px;
    line-height: 1.8;
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.feature-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.feature-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.feature-text h4 {
    font-family: var(--font-primary);
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.feature-text p {
    font-size: 15px;
    color: var(--dark-gray);
    line-height: 1.6;
}

.why-us-image {
    position: relative;
}

.image-placeholder {
    background: var(--gradient-primary);
    border-radius: 24px;
    padding: 80px 40px;
    text-align: center;
    color: var(--white);
    box-shadow: var(--shadow-xl);
}

.image-placeholder i {
    font-size: 120px;
    margin-bottom: 20px;
    opacity: 0.9;
}

.image-placeholder p {
    font-family: var(--font-primary);
    font-size: 24px;
    font-weight: 600;
    line-height: 1.5;
}

/* ===================================
   Pricing Section
   =================================== */
.pricing {
    padding: var(--section-padding);
    background: var(--white);
}

.pricing-card-wrapper {
    max-width: 600px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--white);
    border-radius: 24px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    position: relative;
    border: 3px solid var(--primary-blue);
}

.pricing-card .pricing-badge {
    background: var(--gradient-primary);
    color: var(--white);
    text-align: center;
    padding: 12px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 14px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.pricing-header {
    padding: 40px;
    text-align: center;
    background: var(--off-white);
}

.pricing-header h3 {
    font-family: var(--font-primary);
    font-size: 28px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.price {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 4px;
    margin-bottom: 16px;
}

.currency {
    font-size: 28px;
    font-weight: 600;
    color: var(--primary-blue);
    margin-top: 8px;
}

.amount {
    font-family: var(--font-primary);
    font-size: 56px;
    font-weight: 700;
    color: var(--primary-blue);
    line-height: 1;
}

.period {
    font-size: 18px;
    color: var(--dark-gray);
    margin-top: 8px;
}

.pricing-header > p {
    font-size: 16px;
    color: var(--dark-gray);
}

.pricing-features {
    padding: 40px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 16px;
    color: var(--text-dark);
}

.pricing-features i {
    color: var(--secondary-blue);
    font-size: 18px;
}

.btn-pricing {
    width: calc(100% - 80px);
    margin: 0 40px 40px;
    justify-content: center;
    background: var(--gradient-primary);
    color: var(--white);
}

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

.pricing-note {
    max-width: 800px;
    margin: 40px auto 0;
    padding: 20px 30px;
    background: var(--light-gray);
    border-radius: 12px;
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.pricing-note i {
    color: var(--primary-blue);
    font-size: 24px;
    flex-shrink: 0;
    margin-top: 2px;
}

.pricing-note p {
    font-size: 15px;
    color: var(--dark-gray);
    line-height: 1.7;
}

/* ===================================
   Career Section
   =================================== */
.career {
    padding: var(--section-padding);
    background: var(--off-white);
}

.career-card {
    background: var(--white);
    border-radius: 24px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
    max-width: 900px;
    margin: 0 auto;
}

.career-header {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 40px;
    display: flex;
    gap: 24px;
    align-items: flex-start;
}

.job-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
}

.job-title-section h3 {
    font-family: var(--font-primary);
    font-size: 26px;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.4;
}

.job-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    font-size: 14px;
    opacity: 0.95;
}

.job-meta span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.career-content {
    padding: 40px;
}

.career-section {
    margin-bottom: 30px;
}

.career-section:last-child {
    margin-bottom: 0;
}

.career-section h4 {
    font-family: var(--font-primary);
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.career-section ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-left: 20px;
}

.career-section li {
    position: relative;
    padding-left: 24px;
    font-size: 16px;
    color: var(--dark-gray);
    line-height: 1.7;
}

.career-section li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 6px;
    height: 6px;
    background: var(--primary-blue);
    border-radius: 50%;
}

.career-footer {
    padding: 30px 40px;
    background: var(--off-white);
    text-align: center;
}

.btn-career {
    background: var(--gradient-primary);
    color: var(--white);
}

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

/* ===================================
   Contact Section
   =================================== */
.contact {
    padding: var(--section-padding);
    background: var(--white);
}

.contact-content {
    max-width: 1000px;
    margin: 0 auto;
}

.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.contact-card {
    background: var(--off-white);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    transition: all var(--transition-smooth);
    position: relative;
}

.contact-card.featured {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-lg);
}

.contact-card .featured-badge {
    top: 16px;
    right: 16px;
}

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

.contact-card.featured:hover {
    box-shadow: var(--shadow-xl);
}

.contact-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    margin: 0 auto 24px;
    transition: var(--transition-smooth);
}

.contact-card.featured .contact-icon {
    background: var(--white);
    color: var(--primary-blue);
}

.contact-card:hover .contact-icon {
    transform: scale(1.1) rotate(10deg);
}

.contact-card h3 {
    font-family: var(--font-primary);
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
}

.contact-link {
    display: block;
    font-family: var(--font-primary);
    font-size: 20px;
    font-weight: 600;
    color: var(--primary-blue);
    margin-bottom: 8px;
    transition: var(--transition-smooth);
}

.contact-card.featured .contact-link {
    color: var(--white);
}

.contact-link:hover {
    transform: scale(1.05);
}

.contact-card p {
    font-size: 14px;
    color: var(--dark-gray);
}

.contact-card.featured p {
    color: rgba(255, 255, 255, 0.9);
}

.cta-box {
    background: var(--gradient-primary);
    border-radius: 24px;
    padding: 60px 40px;
    text-align: center;
    color: var(--white);
    box-shadow: var(--shadow-xl);
}

.cta-content h3 {
    font-family: var(--font-primary);
    font-size: 32px;
    font-weight: 700;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 18px;
    opacity: 0.95;
    margin-bottom: 32px;
    line-height: 1.7;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-cta {
    background: var(--white);
    color: var(--primary-blue);
}

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

.btn-cta-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
    border: 2px solid var(--white);
    backdrop-filter: blur(10px);
}

.btn-cta-secondary:hover {
    background: var(--white);
    color: var(--primary-blue);
    transform: translateY(-3px);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--text-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: 80px 0 0;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: var(--font-primary);
    font-size: 24px;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 16px;
}

.footer-logo i {
    font-size: 28px;
    color: #FFD700; /* สีทอง */
}

.footer-section p {
    line-height: 1.8;
    margin-bottom: 20px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-smooth);
}

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

.footer-section h4 {
    font-family: var(--font-primary);
    font-size: 18px;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 20px;
}

.footer-section ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-section ul li a {
    transition: var(--transition-smooth);
}

.footer-section ul li a:hover {
    color: var(--primary-blue-light);
    padding-left: 5px;
}

.contact-info li {
    display: flex;
    align-items: center;
    gap: 12px;
}

.contact-info i {
    color: var(--primary-blue-light);
    font-size: 16px;
}

.footer-bottom {
    padding: 30px 0;
    text-align: center;
}

.footer-bottom p {
    margin-bottom: 16px;
}

.footer-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.footer-tags span {
    background: rgba(255, 255, 255, 0.1);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    transition: var(--transition-smooth);
}

.footer-tags span:hover {
    background: var(--primary-blue);
    color: var(--white);
}

/* ===================================
   Scroll to Top Button
   =================================== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-smooth);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

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

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

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    33% {
        transform: translateY(-30px) rotate(5deg);
    }
    66% {
        transform: translateY(15px) rotate(-5deg);
    }
}

/* ===================================
   Trust Signal Section
   =================================== */
.trust-signal {
    padding: var(--section-padding);
    background: var(--off-white);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.trust-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-smooth);
    border: 2px solid transparent;
}

.trust-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-blue);
}

.trust-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
    margin: 0 auto 24px;
    transition: var(--transition-smooth);
}

.trust-card:hover .trust-icon {
    transform: scale(1.1) rotate(10deg);
}

.trust-card h3 {
    font-family: var(--font-primary);
    font-size: 20px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.trust-card p {
    font-size: 15px;
    color: var(--dark-gray);
    line-height: 1.6;
}

/* ===================================
   FAQ Section
   =================================== */
.faq {
    padding: var(--section-padding);
    background: var(--white);
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--off-white);
    border-radius: 16px;
    margin-bottom: 20px;
    overflow: hidden;
    transition: all var(--transition-smooth);
    border: 2px solid transparent;
}

.faq-item:hover {
    border-color: var(--primary-blue-light);
}

.faq-item.active {
    background: var(--white);
    box-shadow: var(--shadow-md);
}

.faq-question {
    padding: 24px 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.faq-question:hover {
    background: rgba(0, 102, 204, 0.05);
}

.faq-question h3 {
    font-family: var(--font-primary);
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0;
    flex: 1;
}

.faq-question h3 i {
    color: var(--primary-blue);
    font-size: 20px;
}

.faq-question > i {
    color: var(--primary-blue);
    font-size: 16px;
    transition: transform var(--transition-smooth);
}

.faq-item.active .faq-question > i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
    padding: 0 30px;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 0 30px 24px;
}

.faq-answer p {
    font-size: 16px;
    color: var(--dark-gray);
    line-height: 1.8;
    margin: 0;
}

.faq-answer strong {
    color: var(--primary-blue);
    font-weight: 600;
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 968px) {
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        gap: 0;
        padding: 20px 0;
        box-shadow: var(--shadow-md);
        transition: var(--transition-smooth);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        padding: 16px 30px;
        width: 100%;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 40px;
    }
    
    .hero-description {
        font-size: 18px;
    }
    
    .hero-stats {
        flex-direction: column;
        align-items: stretch;
    }
    
    .why-us-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .process-step {
        gap: 24px;
    }
    
    .step-number {
        width: 60px;
        height: 60px;
        font-size: 22px;
    }
    
    .trust-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 640px) {
    :root {
        --section-padding: 60px 0;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .contact-methods {
        grid-template-columns: 1fr;
    }
    
    .trust-grid {
        grid-template-columns: 1fr;
    }
    
    .faq-question h3 {
        font-size: 16px;
    }
    
    .faq-answer p {
        font-size: 15px;
    }
    
    /* ปรับ pricing card ให้อยู่ตรงกลางและมี padding เหมาะสมในมือถือ */
    .pricing-card-wrapper {
        max-width: 100%;
        padding: 0 16px;
    }
    
    .pricing-card {
        margin: 0 auto;
    }
    
    .pricing-header {
        padding: 30px 20px;
    }
    
    .pricing-features {
        padding: 20px 30px;
        align-items: flex-start;
    }
    
    .pricing-features li {
        font-size: 14px;
        justify-content: flex-start;
    }
    
    .amount {
        font-size: 48px;
    }
    
    .currency {
        font-size: 24px;
    }
    
    .period {
        font-size: 16px;
    }
    
    .btn-pricing {
        width: 85%;
        max-width: 280px;
        margin: 0 auto 30px;
        display: block;
        font-size: 14px;
        padding: 14px 24px;
        text-align: center;
        justify-content: center;
    }
}

/* ===================================
   Floating Action Buttons
   =================================== */
.floating-actions {
    display: none; /* ซ่อนปุ่ม LINE และ Phone */
}

.fab-button {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 28px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    transition: all var(--transition-smooth);
}

.fab-button:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(0, 0, 0, 0.4);
}

.fab-button.fab-line {
    background: linear-gradient(135deg, #06C755 0%, #00B900 100%);
}

.fab-button.fab-phone {
    background: var(--gradient-primary);
}

/* Mobile adjustments for FAB and buttons */
@media (max-width: 640px) {
    .floating-actions {
        bottom: 90px; /* เลื่อนขึ้นให้ไม่ทับปุ่ม scroll-top */
        z-index: 998; /* ต่ำกว่า scroll-top (999) */
    }
    
    .fab-button {
        width: 56px;
        height: 56px;
        font-size: 24px;
    }
    
    /* ปรับปุ่ม pricing ให้พอดีกับหน้าจอจริงๆ */
    .btn-pricing {
        font-size: 12px;
        padding: 10px 12px;
        white-space: nowrap;
        width: 100%; /* ทำให้ปุ่มเต็มความกว้างและอยู่กลาง */
        justify-content: center;
    }
    
    /* ปรับ pricing header ให้อ่านง่าย */
    .pricing-price {
        font-size: 28px; /* ลดจาก 32px */
    }
    
    .pricing-price small {
        font-size: 16px;
        display: block;
        margin-top: 4px;
    }
}

/* ===================================
   Factory Gallery Section
   =================================== */
.factory-gallery {
    padding: var(--section-padding);
    background: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.gallery-item {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-smooth);
    cursor: pointer;
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.gallery-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.9) 0%, transparent 100%);
    color: var(--white);
    padding: 30px 24px;
    transform: translateY(20px);
    opacity: 0;
    transition: all var(--transition-smooth);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
    opacity: 1;
}

.gallery-overlay h3 {
    font-family: var(--font-primary);
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}

.gallery-overlay p {
    font-size: 15px;
    opacity: 0.9;
}