/* TOJ Development - Main Style Sheet */

/* CSS Variables for Premium Light/Clean Theme */
:root {
    --bg-main: #f8fafc;        /* Soft off-white */
    --bg-surface: #ffffff;     /* Clean white cards */
    --bg-surface-glass: rgba(255, 255, 255, 0.85);
    --border-color: rgba(15, 23, 42, 0.08); /* Clean light border */
    --border-color-glow: rgba(37, 99, 235, 0.2);
    
    --primary: #2563eb;        /* Royal Blue */
    --primary-glow: rgba(37, 99, 235, 0.15);
    --secondary: #0d9488;      /* Teal */
    --secondary-glow: rgba(13, 148, 136, 0.1);
    --accent: #0284c7;         /* Sky Blue */
    
    --text-primary: #0f172a;   /* Slate 900 */
    --text-secondary: #475569; /* Slate 600 */
    --text-muted: #94a3b8;     /* Slate 400 */
    
    --font-thai: 'Prompt', sans-serif;
    --font-eng: 'Inter', sans-serif;
    
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s ease;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.08);
    --shadow-primary-glow: 0 4px 20px rgba(37, 99, 235, 0.15);
}

/* Reset and Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    scroll-behavior: smooth;
}

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

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-thai);
    font-weight: 600;
    letter-spacing: -0.01em;
}

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

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

/* Layout Utilities */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

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

/* Typography Helpers */
.gradient-text {
    background: linear-gradient(135deg, var(--secondary) 0%, var(--primary) 50%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

/* Custom Badges */
.badge {
    background: rgba(37, 99, 235, 0.12);
    border: 1px solid rgba(37, 99, 235, 0.3);
    color: var(--primary);
    padding: 6px 14px;
    border-radius: 99px;
    font-size: 0.85rem;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 20px;
}

/* Custom Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: var(--font-thai);
    font-weight: 500;
    border-radius: 8px;
    cursor: pointer;
    transition: var(--transition-normal);
    border: 1px solid transparent;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 0.9rem;
}

.btn-md {
    padding: 11px 22px;
    font-size: 1rem;
}

.btn-lg {
    padding: 14px 28px;
    font-size: 1.05rem;
}

.btn-full-width {
    width: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    color: #fff;
    box-shadow: var(--shadow-primary-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px rgba(37, 99, 235, 0.45);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    border-color: var(--primary);
    color: var(--primary);
}

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

.btn-icon-only {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    padding: 0;
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: var(--bg-surface-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border-color);
}

.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-eng);
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-links {
    display: flex;
    gap: 16px;
}

.nav-link {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 400;
}

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

.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

/* Mobile Drawer */
.mobile-drawer {
    position: fixed;
    top: 0;
    right: -300px;
    width: 300px;
    height: 100%;
    background: var(--bg-surface);
    z-index: 1002;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 32px;
    transition: var(--transition-normal);
    box-shadow: var(--shadow-lg);
}

.mobile-drawer.open {
    right: 0;
}

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

.close-drawer {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
}

.drawer-nav {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.drawer-link {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

.drawer-link:hover {
    color: var(--primary);
    padding-left: 8px;
}

.drawer-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 1001;
    display: none;
}

.drawer-overlay.open {
    display: block;
}

/* Hero Section */
.hero-section {
    position: relative;
    padding: 160px 0 100px;
    overflow: hidden;
}

.hero-bg-blur {
    position: absolute;
    top: -10%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.1) 0%, rgba(13, 148, 136, 0.04) 50%, rgba(0,0,0,0) 100%);
    z-index: -1;
    pointer-events: none;
}

.hero-container {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 40px;
    align-items: center;
}

.hero-content h1 {
    font-size: 3rem;
    line-height: 1.25;
    margin-bottom: 24px;
}

.hero-lead {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 36px;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 30px;
}

.stat-item {
    display: flex;
    flex-direction: column;
}

.stat-num {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-eng);
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-lbl {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.border-left {
    border-left: 1px solid var(--border-color);
    padding-left: 30px;
}

.hero-visual {
    display: flex;
    justify-content: center;
    position: relative;
}

.visual-wrapper {
    position: relative;
    border-radius: 16px;
    padding: 8px;
    background: var(--bg-surface-glass);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-lg);
}

.visual-img {
    border-radius: 12px;
    width: 100%;
    object-fit: cover;
    aspect-ratio: 16/15;
}

.floating-badge {
    position: absolute;
    background: var(--bg-surface-glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px 16px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: var(--shadow-md);
}

.badge-1 {
    top: 20px;
    left: -20px;
    color: var(--secondary);
}

.badge-2 {
    bottom: 30px;
    right: -20px;
    color: var(--accent);
}

/* Section Common Styling */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 50px;
}

.section-header h2 {
    font-size: 2.2rem;
    margin-bottom: 16px;
    position: relative;
}

.section-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
    font-weight: 300;
}

/* Templates Section & Grid */
.templates-section {
    padding: 100px 0;
    background: radial-gradient(ellipse at bottom, rgba(37, 99, 235, 0.02) 0%, var(--bg-main) 70%);
}

.filter-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
    margin-bottom: 40px;
}

.search-box {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.search-icon {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-box input {
    width: 100%;
    padding: 16px 20px 16px 54px;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 99px;
    color: var(--text-primary);
    font-family: var(--font-thai);
    font-size: 1rem;
    transition: var(--transition-normal);
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 15px rgba(37, 99, 235, 0.15);
}

.clear-search {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    display: none;
}

.filter-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.filter-tab {
    background: rgba(15, 23, 42, 0.04);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 18px;
    border-radius: 99px;
    cursor: pointer;
    font-family: var(--font-thai);
    font-size: 0.95rem;
    transition: var(--transition-normal);
}

.filter-tab:hover {
    background: rgba(15, 23, 42, 0.08);
    color: var(--text-primary);
}

.filter-tab.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    box-shadow: var(--shadow-primary-glow);
}

/* Template Cards Grid */
.templates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.template-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    position: relative;
}

.template-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-color-glow);
    box-shadow: var(--shadow-lg), 0 8px 30px rgba(37, 99, 235, 0.08);
}

.card-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg-main) 0%, var(--border-color) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.template-card:hover .card-image img {
    transform: scale(1.06);
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 14, 23, 0.6);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-normal);
}

.card-image:hover .card-overlay {
    opacity: 1;
}

.active-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: #10b981;
    color: white;
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 4px;
    box-shadow: 0 2px 10px rgba(16, 185, 129, 0.3);
}

.coming-soon-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(8px);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 400;
    z-index: 2;
}

.placeholder-icon {
    font-size: 3.5rem;
    color: var(--text-muted);
    opacity: 0.4;
    transition: var(--transition-normal);
}

.template-card:hover .placeholder-icon {
    transform: scale(1.1);
    opacity: 0.7;
    color: var(--primary);
}

.card-content {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-content h3 {
    font-size: 1.15rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.card-content p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 20px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    font-weight: 300;
}

.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: auto; /* Push footer down */
}

.card-tags span {
    background: rgba(15, 23, 42, 0.03);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.75rem;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
    margin-top: 20px;
}

.price-start {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.price {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-eng);
}

/* Features/Benefits Section */
.features-section {
    padding: 100px 0;
    background: var(--bg-surface);
    position: relative;
}

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

.feature-box {
    background: var(--bg-main);
    border: 1px solid var(--border-color);
    padding: 40px 30px;
    border-radius: 16px;
    transition: var(--transition-normal);
}

.feature-box:hover {
    transform: translateY(-5px);
    border-color: var(--border-color-glow);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: rgba(37, 99, 235, 0.1);
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.7rem;
    margin-bottom: 24px;
}

.feature-box:hover .feature-icon {
    background: var(--primary);
    color: white;
    box-shadow: var(--shadow-primary-glow);
}

.feature-box h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.feature-box p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    font-weight: 300;
}

/* Pricing Section */
.pricing-section {
    padding: 100px 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    align-items: stretch;
}

.price-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    display: flex;
    flex-direction: column;
    position: relative;
    transition: var(--transition-normal);
}

.price-card:hover {
    border-color: var(--primary-glow);
}

.price-card.popular {
    border-color: var(--primary);
    background: radial-gradient(ellipse at top right, rgba(79, 70, 229, 0.04) 0%, var(--bg-surface) 60%);
    box-shadow: var(--shadow-lg), 0 8px 30px rgba(79, 70, 229, 0.05);
}

.card-badge {
    position: absolute;
    top: -15px;
    right: 30px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
    color: white;
    padding: 6px 14px;
    border-radius: 99px;
    font-size: 0.85rem;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

.price-card h3 {
    font-size: 1.4rem;
    margin-bottom: 16px;
}

.price-amount {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--text-primary);
    font-family: var(--font-eng);
    margin-bottom: 16px;
    display: flex;
    align-items: baseline;
    gap: 4px;
}

.price-period {
    font-size: 0.95rem;
    color: var(--text-secondary);
    font-family: var(--font-thai);
    font-weight: 400;
}

.price-desc {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 30px;
    font-weight: 300;
}

.price-features {
    list-style: none;
    margin-bottom: 40px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.price-features li {
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 12px;
}

.price-features li i.fa-check {
    color: var(--secondary);
}

.price-features li.disabled {
    color: var(--text-muted);
    text-decoration: line-through;
}

.price-features li i.fa-xmark {
    color: var(--text-muted);
}

/* Contact Section */
.contact-section {
    padding: 100px 0;
    background: radial-gradient(ellipse at top, rgba(6, 182, 212, 0.04) 0%, var(--bg-main) 70%);
}

.contact-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 50px;
}

.contact-info {
    text-align: center;
    width: 100%;
}

.contact-info h2 {
    font-size: 2.5rem;
    line-height: 1.25;
    margin-bottom: 20px;
}

.contact-info p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    margin-bottom: 40px;
    font-weight: 300;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.info-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    width: 100%;
}

.info-item {
    background: var(--bg-surface-glass);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    padding: 40px 30px;
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 20px;
    transition: var(--transition-normal);
    cursor: pointer;
}

.info-item:hover {
    transform: translateY(-5px);
    border-color: var(--secondary);
    box-shadow: var(--shadow-md), 0 10px 30px rgba(13, 148, 136, 0.08);
}

.info-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: rgba(6, 182, 212, 0.08);
    color: var(--secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.info-item h4 {
    font-size: 1.15rem;
    margin-bottom: 8px;
}

.info-item p {
    font-size: 0.95rem;
    margin: 0;
    color: var(--text-secondary);
}

.contact-form-wrapper {
    background: var(--bg-surface-glass);
    border: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    background: rgba(15, 23, 42, 0.02);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-family: var(--font-thai);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

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

.form-group select option {
    background: var(--bg-surface);
    color: var(--text-primary);
}

/* Footer Bottom */
.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 40px 0;
    background: #070a10;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links {
    display: flex;
    gap: 24px;
}

.footer-links a:hover {
    color: var(--text-secondary);
}

/* Custom Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
}

.modal.open {
    display: flex;
}

.modal-content {
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    max-width: 500px;
    width: 90%;
    position: relative;
    animation: modalShow var(--transition-normal);
}

@keyframes modalShow {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.close-modal {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 1.8rem;
    color: var(--text-secondary);
    cursor: pointer;
}

.close-modal:hover {
    color: var(--text-primary);
}

.modal-icon {
    font-size: 3rem;
    color: var(--primary);
    margin-bottom: 24px;
}

.modal-body h3 {
    font-size: 1.45rem;
    margin-bottom: 12px;
}

.modal-body p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 30px;
    font-weight: 300;
}

.modal-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
    .nav-links, .nav-cta {
        display: none;
    }
    .mobile-nav-toggle {
        display: block;
    }
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 60px;
    }
    
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-actions {
        justify-content: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .contact-container {
        gap: 40px;
    }
    
    .contact-info {
        text-align: center;
    }
    
    .info-list {
        grid-template-columns: 1fr;
        gap: 20px;
        align-items: stretch;
    }
    
    .info-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

@media (max-width: 768px) {
    
    .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .hero-lead {
        font-size: 1rem;
    }
    
    .templates-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .badge-1, .badge-2 {
        display: none; /* Hide floating badges on smaller mobile views */
    }
}

/* Electrical Overlay for Card 7 */
.electrical-badge-overlay {
    position: absolute;
    top: 15px;
    right: 15px;
    background: #ffcc00;
    color: #15171a;
    padding: 5px 12px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 700;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 4px;
    box-shadow: 0 4px 15px rgba(255, 204, 0, 0.4);
    border: 1px solid #15171a;
    letter-spacing: 0.5px;
}

.electrical-badge-overlay .warning-icon {
    color: #15171a;
    font-size: 0.75rem;
}

.lightning-sparks {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 2;
}

.lightning-sparks i {
    position: absolute;
    color: #ffcc00;
    font-size: 1.8rem;
    filter: drop-shadow(0 0 8px #ffcc00) drop-shadow(0 0 15px #fbc02d);
    opacity: 0;
    animation: sparkFlash 2.5s infinite;
}

.lightning-sparks .spark-1 {
    top: 30%;
    left: 20%;
    animation-delay: 0.2s;
    font-size: 1.4rem;
}

.lightning-sparks .spark-2 {
    top: 50%;
    right: 25%;
    animation-delay: 1.1s;
    font-size: 2rem;
    transform: rotate(15deg);
}

.lightning-sparks .spark-3 {
    bottom: 25%;
    left: 45%;
    animation-delay: 1.8s;
    font-size: 1.6rem;
    transform: rotate(-20deg);
}

@keyframes sparkFlash {
    0%, 90%, 100% { opacity: 0; transform: scale(0.8) translate(0, 0); }
    92%, 96% { opacity: 1; transform: scale(1.1) translate(-2px, 2px); }
    94% { opacity: 0.4; transform: scale(0.9) translate(2px, -2px); }
    98% { opacity: 0; transform: scale(1.2) translate(0, 0); }
}

/* Plumber Overlay for Card 8 */
.plumber-badge-overlay {
    position: absolute;
    top: 15px;
    right: 15px;
    background: #00b4d8;
    color: #ffffff;
    padding: 5px 12px;
    border-radius: 4px;
    font-size: 0.7rem;
    font-weight: 700;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 4px;
    box-shadow: 0 4px 15px rgba(0, 180, 216, 0.4);
    border: 1px solid #ffffff;
    letter-spacing: 0.5px;
}

.plumber-badge-overlay .water-icon {
    color: #ffffff;
    font-size: 0.75rem;
}

.water-bubbles-card {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 2;
    overflow: hidden;
}

.water-bubbles-card i {
    position: absolute;
    color: rgba(144, 224, 239, 0.4);
    font-size: 0.9rem;
    opacity: 0;
    animation: bubbleUp 4s infinite linear;
}

.water-bubbles-card .bubble-c1 {
    left: 20%;
    bottom: -10px;
    animation-delay: 0s;
    font-size: 0.6rem;
}

.water-bubbles-card .bubble-c2 {
    left: 50%;
    bottom: -10px;
    animation-delay: 1.5s;
    font-size: 1rem;
}

.water-bubbles-card .bubble-c3 {
    left: 80%;
    bottom: -10px;
    animation-delay: 2.8s;
    font-size: 0.8rem;
}

@keyframes bubbleUp {
    0% { transform: translateY(0) scale(1); opacity: 0; }
    20% { opacity: 0.6; }
    80% { opacity: 0.6; }
    100% { transform: translateY(-150px) scale(1.4); opacity: 0; }
}

/* --- Language Switcher & Bilingual Support --- */
html[lang="th"] .lang-en {
    display: none !important;
}

html[lang="en"] .lang-th {
    display: none !important;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.lang-switcher {
    display: flex;
    align-items: center;
    gap: 4px;
    background: rgba(15, 23, 42, 0.04);
    border: 1px solid var(--border-color);
    padding: 3px 6px;
    border-radius: 99px;
}

.lang-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 700;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 99px;
    transition: var(--transition-fast);
}

.lang-btn:hover {
    color: var(--text-primary);
}

.lang-btn.active {
    background: var(--primary);
    color: #fff;
    box-shadow: var(--shadow-primary-glow);
}

.lang-divider {
    color: var(--border-color);
    font-size: 0.75rem;
}

/* --- LINE QR Modal & Trigger styling --- */
.info-icon.qr-trigger {
    overflow: hidden;
    cursor: pointer;
    border: 2px solid var(--secondary);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.info-icon.qr-trigger:hover {
    transform: scale(1.1);
    box-shadow: 0 0 15px rgba(6, 182, 212, 0.4);
}

.info-icon.qr-trigger img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.qr-trigger-text {
    transition: color var(--transition-fast);
}

.qr-trigger-text:hover {
    color: var(--secondary);
}

.contact-link {
    color: inherit;
    transition: color var(--transition-fast);
}

.contact-link:hover {
    color: var(--secondary);
}

.info-icon a {
    transition: transform var(--transition-fast);
}

.info-icon a:hover {
    transform: scale(1.15);
}

/* --- Calculator Section Styles --- */
.calculator-section {
    background: var(--bg-surface);
    border-top: 1px solid var(--border-color);
    padding: 100px 0;
}

.calc-wrapper {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 40px;
    align-items: stretch;
}

.calc-panel-inputs {
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
}

.calc-panel-inputs h3 {
    font-size: 1.25rem;
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
}

.calc-panel-inputs h3.addon-title-header {
    margin-top: 40px;
}

.base-options {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.base-option-card {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px 24px;
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 20px;
    background-color: var(--bg-surface);
    position: relative;
}

.base-option-card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.base-option-card.active {
    border-color: var(--primary);
    background-color: var(--primary-glow);
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.06);
}

.radio-dot {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid var(--border-color);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: var(--transition-fast);
}

.base-option-card.active .radio-dot {
    border-color: var(--primary);
}

.base-option-card.active .radio-dot::after {
    content: '';
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--primary);
}

.base-info {
    flex-grow: 1;
}

.base-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    display: block;
    margin-bottom: 4px;
}

.base-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: block;
}

.base-price {
    font-family: var(--font-eng);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary);
}

.addons-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.addon-item {
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 18px 24px;
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    gap: 20px;
    background-color: var(--bg-surface);
}

.addon-item:hover {
    border-color: var(--secondary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
}

.addon-item.active {
    border-color: var(--secondary);
    background-color: var(--secondary-glow);
}

.chk-wrapper {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
}

.addon-chk {
    display: none;
}

.custom-checkbox {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    border: 2px solid var(--border-color);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
}

.addon-item.active .custom-checkbox {
    border-color: var(--secondary);
    background-color: var(--secondary);
}

.addon-item.active .custom-checkbox::after {
    content: '\f00c';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 0.7rem;
    color: #ffffff;
}

.addon-price {
    font-family: var(--font-eng);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--secondary);
}

.calc-panel-summary {
    display: flex;
    flex-direction: column;
}

.summary-box {
    background-color: var(--bg-main);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    position: sticky;
    top: 110px;
    display: flex;
    flex-direction: column;
    height: fit-content;
}

.summary-box h3 {
    font-size: 1.35rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.summary-sub {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: block;
    margin-bottom: 30px;
}

.summary-lines {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 30px;
}

.summary-line {
    display: flex;
    justify-content: space-between;
    font-size: 0.95rem;
}

.summary-line .line-lbl {
    color: var(--text-secondary);
}

.summary-line .line-val {
    font-family: var(--font-eng);
    font-weight: 600;
    color: var(--text-primary);
}

.summary-hr {
    border: 0;
    border-top: 1px solid var(--border-color);
    margin: 8px 0;
}

.grand-total-line {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.total-title {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    display: block;
}

.total-note {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: block;
    margin-top: 2px;
}

.total-val {
    font-family: var(--font-eng);
    font-size: 2.1rem;
    font-weight: 700;
    color: var(--primary);
    text-shadow: 0 0 10px rgba(37, 99, 235, 0.1);
}

/* --- Reviews Section Styles --- */
.reviews-section {
    background-color: var(--bg-main);
    border-top: 1px solid var(--border-color);
    padding: 100px 0;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.review-card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 24px;
    transition: var(--transition-normal);
}

.review-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary-glow);
    box-shadow: var(--shadow-md);
}

.stars {
    display: flex;
    gap: 4px;
    color: #f59e0b;
}

.review-card p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-secondary);
    font-style: italic;
    font-weight: 300;
    flex-grow: 1;
}

.review-user {
    display: flex;
    align-items: center;
    gap: 16px;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

.avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: rgba(37, 99, 235, 0.08);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.3rem;
}

.user-details h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 2px;
}

.user-details span {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Responsive styles for Calculator and Reviews */
@media (max-width: 991px) {
    .calc-wrapper {
        grid-template-columns: 1fr;
    }
    .summary-box {
        position: static;
    }
    .reviews-grid {
        grid-template-columns: 1fr;
    }
}

/* Selected Add-ons Breakdown Styles */
.summary-addons-breakdown {
    display: flex;
    flex-direction: column;
    gap: 10px;
    padding: 12px 16px;
    background-color: var(--bg-surface);
    border-radius: 12px;
    border-left: 3px solid var(--secondary);
    margin-top: 4px;
    margin-bottom: 4px;
}

.summary-addon-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    line-height: 1.4;
}

.summary-addon-row .addon-name-txt {
    color: var(--text-secondary);
}

.summary-addon-row .addon-price-txt {
    font-family: var(--font-eng);
    font-weight: 600;
    color: var(--secondary);
}

/* --- Premium Language Dropdown Menu --- */
.lang-dropdown {
    position: relative;
    display: inline-block;
}

.lang-dropdown-btn {
    background: rgba(15, 23, 42, 0.04);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 99px;
    color: var(--text-primary);
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition-fast);
}

.lang-dropdown-btn:hover {
    border-color: var(--primary);
    background: rgba(15, 23, 42, 0.08);
}

.lang-dropdown-menu {
    position: absolute;
    top: 120%;
    right: 0;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    min-width: 170px;
    display: none;
    flex-direction: column;
    padding: 6px 0;
    z-index: 1000;
    max-height: 250px;
    overflow-y: auto;
}

.lang-dropdown-menu.show {
    display: flex;
}

.lang-opt {
    padding: 8px 16px;
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 500;
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: var(--transition-fast);
    cursor: pointer;
}

.lang-opt:hover {
    background: rgba(15, 23, 42, 0.04);
    color: var(--text-primary);
}

.lang-opt.active {
    background: var(--secondary-glow);
    color: var(--secondary);
    font-weight: 700;
}

/* --- Native Bilingual Elements Toggle --- */
html[lang="en"] .lang-th {
    display: none !important;
}
html:not([lang="en"]) .lang-en {
    display: none !important;
}

/* ==========================================================================
   4-Mode Theme Variables (Day, Night, Winter, Rainy)
   ========================================================================== */

/* 1. Day Mode (Default Theme variables) */
body.theme-day {
    --bg-main: #f8fafc;
    --bg-surface: #ffffff;
    --bg-surface-glass: rgba(255, 255, 255, 0.85);
    --border-color: rgba(15, 23, 42, 0.08);
    --border-color-glow: rgba(37, 99, 235, 0.2);
    
    --primary: #2563eb;
    --primary-glow: rgba(37, 99, 235, 0.15);
    --secondary: #0d9488;
    --secondary-glow: rgba(13, 148, 136, 0.1);
    --accent: #0284c7;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.08);
    --shadow-primary-glow: 0 4px 20px rgba(37, 99, 235, 0.15);
}

/* 2. Night Mode (Premium Dark Theme) */
body.theme-night {
    --bg-main: #0b0f19;
    --bg-surface: #151d30;
    --bg-surface-glass: rgba(21, 29, 48, 0.85);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-glow: rgba(99, 102, 241, 0.35);
    
    --primary: #6366f1;
    --primary-glow: rgba(99, 102, 241, 0.25);
    --secondary: #10b981;
    --secondary-glow: rgba(16, 185, 129, 0.15);
    --accent: #38bdf8;
    
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #64748b;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
    --shadow-primary-glow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

/* 3. Winter Mode (Frosty Cool Theme) */
body.theme-winter {
    --bg-main: #f0f6fc;
    --bg-surface: #ffffff;
    --bg-surface-glass: rgba(255, 255, 255, 0.9);
    --border-color: rgba(6, 182, 212, 0.12);
    --border-color-glow: rgba(6, 182, 212, 0.3);
    
    --primary: #0891b2;
    --primary-glow: rgba(6, 182, 212, 0.15);
    --secondary: #1e40af;
    --secondary-glow: rgba(30, 64, 175, 0.1);
    --accent: #22d3ee;
    
    --text-primary: #0f2a4a;
    --text-secondary: #3b5a80;
    --text-muted: #8ba2c0;
    
    --shadow-sm: 0 2px 8px rgba(8, 145, 178, 0.04);
    --shadow-md: 0 8px 24px rgba(8, 145, 178, 0.06);
    --shadow-lg: 0 16px 40px rgba(8, 145, 178, 0.08);
    --shadow-primary-glow: 0 4px 20px rgba(6, 182, 212, 0.15);
}

/* 4. Rainy Mode (Cozy Stormy Theme) */
body.theme-rainy {
    --bg-main: #1a2230;
    --bg-surface: #222d3f;
    --bg-surface-glass: rgba(34, 45, 63, 0.85);
    --border-color: rgba(14, 165, 233, 0.12);
    --border-color-glow: rgba(14, 165, 233, 0.3);
    
    --primary: #0ea5e9;
    --primary-glow: rgba(14, 165, 233, 0.2);
    --secondary: #8b5cf6;
    --secondary-glow: rgba(139, 92, 246, 0.15);
    --accent: #a78bfa;
    
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #475569;
    
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.45);
    --shadow-primary-glow: 0 4px 20px rgba(14, 165, 233, 0.25);
}

/* --- Theme Dropdown (Similar to Lang Dropdown) --- */
.theme-dropdown {
    position: relative;
    display: inline-block;
}

.theme-dropdown-btn {
    background: rgba(15, 23, 42, 0.04);
    border: 1px solid var(--border-color);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    padding: 0;
}

.theme-dropdown-btn:hover {
    border-color: var(--primary);
    background: rgba(15, 23, 42, 0.08);
}

.theme-dropdown-menu {
    position: absolute;
    top: 120%;
    right: 0;
    background: var(--bg-surface);
    border: 1px solid var(--border-color);
    border-radius: 99px; /* Capsule shape */
    box-shadow: var(--shadow-md);
    display: none;
    flex-direction: row; /* Horizontal alignment */
    padding: 4px;
    z-index: 1000;
    gap: 4px;
}

.theme-dropdown-menu.show {
    display: flex;
}

.theme-opt {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 0.95rem;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    cursor: pointer;
}

.theme-opt:hover {
    background: rgba(15, 23, 42, 0.06);
    color: var(--text-primary);
}

body.theme-night .theme-opt:hover,
body.theme-rainy .theme-opt:hover {
    background: rgba(255, 255, 255, 0.08);
}

.theme-opt.active {
    background: var(--primary-glow);
    color: var(--primary);
    font-weight: 700;
}

/* Transitions for Theme Switch */
body, header, section, footer, .template-card, .feature-box, .price-card, h1, h2, h3, p, a, button, input, select, textarea {
    transition: background-color var(--transition-normal), border-color var(--transition-normal), color var(--transition-normal), box-shadow var(--transition-normal);
}

/* Form background overrides for Dark modes */
body.theme-night .form-group input,
body.theme-night .form-group select,
body.theme-night .form-group textarea,
body.theme-rainy .form-group input,
body.theme-rainy .form-group select,
body.theme-rainy .form-group textarea {
    background: rgba(255, 255, 255, 0.04);
}

/* Background gradient overrides for Dark modes */
body.theme-night .hero-bg-blur {
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, rgba(16, 185, 129, 0.05) 50%, rgba(0,0,0,0) 100%);
}
body.theme-night .templates-section {
    background: radial-gradient(ellipse at bottom, rgba(99, 102, 241, 0.05) 0%, var(--bg-main) 70%);
}

body.theme-winter .hero-bg-blur {
    background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, rgba(30, 64, 175, 0.05) 50%, rgba(0,0,0,0) 100%);
}
body.theme-winter .templates-section {
    background: radial-gradient(ellipse at bottom, rgba(6, 182, 212, 0.06) 0%, var(--bg-main) 70%);
}

body.theme-rainy .hero-bg-blur {
    background: radial-gradient(circle, rgba(14, 165, 233, 0.15) 0%, rgba(139, 92, 246, 0.05) 50%, rgba(0,0,0,0) 100%);
}
body.theme-rainy .templates-section {
    background: radial-gradient(ellipse at bottom, rgba(14, 165, 233, 0.06) 0%, var(--bg-main) 70%);
}

/* Particle Containers */
.particles-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
    z-index: 1;
}

.snowflake {
    position: absolute;
    top: -10px;
    background: #ffffff;
    border-radius: 50%;
    opacity: 0.8;
    pointer-events: none;
    animation: fall linear infinite;
}

@keyframes fall {
    0% {
        transform: translateY(-10px) translateX(0);
    }
    100% {
        transform: translateY(105vh) translateX(50px);
    }
}

.rain-drop {
    position: absolute;
    top: -30px;
    background: linear-gradient(to bottom, rgba(14, 165, 233, 0), rgba(14, 165, 233, 0.4));
    width: 1.5px;
    height: 25px;
    pointer-events: none;
    animation: rain linear infinite;
}

@keyframes rain {
    0% {
        transform: translateY(-30px) translateX(0);
    }
    100% {
        transform: translateY(105vh) translateX(-15px);
    }
}