@import url('https://fonts.googleapis.com/css2?family=Kanit:wght@300;400;500;600;700&family=Outfit:wght@300;400;500;600;700&display=swap');

/* ==========================================================================
   1. PREMIUM DESIGN SYSTEM & RESET
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', 'Kanit', -apple-system, BlinkMacSystemFont, sans-serif;
    -webkit-font-smoothing: antialiased;
}

:root {
    --bg-color: #000000;
    --surface-color: #050505;
    --surface-card: #0d0d0f;
    --surface-card-hover: #141417;
    --text-main: #ffffff;
    --text-muted: #a0a0ab;
    --border-color: #1f1f23;
    --accent-color: #ffffff;
    --accent-glow: rgba(255, 255, 255, 0.05);
    --success-color: #34c759;
    --easing: cubic-bezier(0.16, 1, 0.3, 1);
    --transition-speed: 0.4s;
    --max-width: 1200px;
}

[data-theme="light"] {
    --bg-color: #f5f5f7;
    --surface-color: #ffffff;
    --surface-card: #fdfdfd;
    --surface-card-hover: #f5f5f7;
    --text-main: #1d1d1f;
    --text-muted: #6e6e73;
    --border-color: #e5e5ea;
    --accent-color: #000000;
    --accent-glow: rgba(0, 0, 0, 0.02);
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.6;
    transition: background-color var(--transition-speed) var(--easing), 
                color var(--transition-speed) var(--easing);
}

.container {
    width: 90%;
    max-width: var(--max-width);
    margin: 0 auto;
}

/* Animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: transform 0.8s var(--easing), opacity 0.8s var(--easing);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   2. NAVIGATION HEADER
   ========================================================================== */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    transition: background var(--transition-speed) var(--easing), 
                border-color var(--transition-speed) var(--easing);
}

[data-theme="light"] header {
    background: rgba(245, 245, 247, 0.75);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 0;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.5px;
    color: var(--text-main);
    text-decoration: none;
    cursor: pointer;
}

.logo-img {
    height: 32px;
    width: auto;
    object-fit: contain;
    border-radius: 4px;
    transition: filter var(--transition-speed) var(--easing);
}

[data-theme="light"] .logo-img {
    filter: invert(1);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
    align-items: center;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    opacity: 0.7;
    transition: opacity 0.2s var(--easing);
}

.nav-links a:hover,
.nav-links a.active {
    opacity: 1;
}

.nav-controls {
    display: flex;
    align-items: center;
    gap: 15px;
}

.theme-toggle {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s var(--easing);
}

.theme-toggle:hover {
    background: var(--text-main);
    color: var(--bg-color);
    border-color: var(--text-main);
}

/* Mobile Nav Toggle */
.mobile-nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.mobile-nav-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-main);
    margin: 4px 0;
    transition: 0.3s;
}

/* ==========================================================================
   3. HERO & COMMON SECTIONS
   ========================================================================== */
.hero {
    min-height: 85vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 100px;
    background-image: radial-gradient(circle at 80% 20%, var(--accent-glow) 0%, transparent 60%);
    overflow: hidden;
}

.hero-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 50px;
    align-items: center;
    width: 100%;
}

.hero-content {
    width: 100%;
    position: relative;
    z-index: 2;
}

.hero-canvas-container {
    position: relative;
    width: 100%;
    height: 480px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1;
}

#logo3d {
    width: 100%;
    height: 100%;
    outline: none;
}

.tagline {
    display: inline-block;
    border: 1px solid var(--border-color);
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 25px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    background: var(--surface-color);
    color: var(--text-muted);
}

.hero-content h1 {
    font-size: 3.8rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 25px;
    letter-spacing: -1.5px;
}

.hero-content p {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 40px;
    line-height: 1.6;
    max-width: 650px;
}

.cta-group {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.25s var(--easing);
}

.btn-primary {
    background: var(--text-main);
    color: var(--bg-color);
    border: 1px solid var(--text-main);
}

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

.btn-secondary {
    background: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--surface-card);
    border-color: var(--text-main);
}

/* Sections General */
section {
    padding: 100px 0;
    border-bottom: 1px solid var(--border-color);
}

.section-header {
    margin-bottom: 60px;
    max-width: 700px;
}

.section-header h2 {
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: -1px;
    margin-bottom: 15px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* Concept Box */
.concept-box {
    background: linear-gradient(135deg, var(--surface-card) 0%, var(--surface-color) 100%);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 50px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 40px;
}

.concept-text h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.concept-text p {
    color: var(--text-muted);
    font-size: 1rem;
    margin-bottom: 25px;
}

.concept-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.concept-stat-item {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-color);
    padding: 25px;
    border-radius: 8px;
    text-align: center;
}

.concept-stat-item .num {
    font-size: 2.5rem;
    font-weight: 700;
    display: block;
    margin-bottom: 5px;
}

.concept-stat-item .lbl {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==========================================================================
   4. CARDS & GRID COMPONENTS
   ========================================================================== */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.card {
    background: var(--surface-card);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 10px;
    position: relative;
    overflow: hidden;
    transition: all 0.3s var(--easing);
}

.card:hover {
    border-color: var(--text-main);
    background: var(--surface-card-hover);
    transform: translateY(-5px);
}

.card-icon {
    font-size: 2rem;
    margin-bottom: 20px;
    display: inline-block;
}

.tech-icon {
    width: 32px;
    height: 32px;
    color: var(--text-main);
    display: inline-block;
    vertical-align: middle;
    transition: color 0.3s var(--easing);
}

.card:hover .tech-icon {
    color: var(--text-main);
}

.card h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.85rem;
    margin-top: 25px;
    border-bottom: 1px solid transparent;
    transition: border var(--transition-speed);
}

.card-link:hover {
    border-color: var(--text-main);
}

/* ==========================================================================
   5. PRODUCT GRID & FILTERS
   ========================================================================== */
.filter-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 20px;
}

.filter-tabs {
    display: flex;
    gap: 10px;
}

.tab-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s var(--easing);
}

.tab-btn.active, .tab-btn:hover {
    background: var(--text-main);
    color: var(--bg-color);
    border-color: var(--text-main);
}

.product-card {
    background: var(--surface-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: all 0.3s var(--easing);
}

.product-card:hover {
    border-color: var(--text-main);
    transform: translateY(-5px);
}

.product-img-holder {
    position: relative;
    height: 260px;
    background: #111115;
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
    overflow: hidden;
}

[data-theme="light"] .product-img-holder {
    background: #eef0f3;
}

.product-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--easing);
}

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

.product-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--text-main);
    color: var(--bg-color);
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 4px 10px;
    border-radius: 4px;
}

.product-info {
    padding: 30px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-category {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.product-info h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.product-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 25px;
    flex-grow: 1;
}

.product-footer {
    display: flex;
    flex-direction: column;
    gap: 15px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.product-price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.product-price {
    font-size: 1.3rem;
    font-weight: 700;
}

.product-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.btn-sm {
    padding: 8px 14px;
    font-size: 0.8rem;
    border-radius: 4px;
}

/* ==========================================================================
   6. PRICING PACKAGES & TIMELINE
   ========================================================================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 20px;
}

.pricing-card {
    background: var(--surface-card);
    border: 1px solid var(--border-color);
    padding: 50px 40px;
    border-radius: 12px;
    position: relative;
    display: flex;
    flex-direction: column;
    transition: all 0.3s var(--easing);
}

.pricing-card.popular {
    border-color: var(--text-main);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.02);
}

[data-theme="light"] .pricing-card.popular {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.pricing-card:hover {
    transform: translateY(-5px);
    border-color: var(--text-main);
}

.popular-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--text-main);
    color: var(--bg-color);
    padding: 4px 12px;
    font-size: 0.7rem;
    font-weight: 700;
    border-radius: 20px;
    text-transform: uppercase;
}

.pricing-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 10px;
}

.pricing-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 25px;
}

.pricing-price {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 30px;
    display: flex;
    align-items: baseline;
    gap: 5px;
}

.pricing-price span {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 400;
}

.pricing-features {
    list-style: none;
    margin-bottom: 40px;
    flex-grow: 1;
}

.pricing-features li {
    padding: 10px 0;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pricing-features li::before {
    content: "✓";
    color: var(--text-main);
    font-weight: 700;
}

/* Timeline Process */
.process-timeline {
    position: relative;
    max-width: 800px;
    margin: 50px auto 0;
    padding-left: 30px;
    border-left: 2px solid var(--border-color);
}

.process-step {
    position: relative;
    margin-bottom: 50px;
}

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

.process-marker {
    position: absolute;
    left: -41px;
    top: 5px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--bg-color);
    border: 3px solid var(--text-main);
    z-index: 2;
}

.process-step h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.process-number {
    font-size: 0.85rem;
    background: var(--border-color);
    padding: 2px 8px;
    border-radius: 4px;
    color: var(--text-muted);
}

.process-step p {
    color: var(--text-muted);
    font-size: 0.95rem;
    max-width: 650px;
}

/* ==========================================================================
   7. BLOG & ARTICLES
   ========================================================================== */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.blog-card {
    background: var(--surface-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 100%;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s var(--easing);
}

.blog-card:hover {
    border-color: var(--text-main);
    transform: translateY(-5px);
}

.blog-img-holder {
    height: 200px;
    background: #111115;
    overflow: hidden;
}

.blog-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--easing);
}

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

.blog-info {
    padding: 30px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.blog-meta-top {
    display: flex;
    gap: 15px;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 15px;
}

.blog-tag {
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-main);
}

.blog-info h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 12px;
    line-height: 1.4;
}

.blog-info p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 20px;
    flex-grow: 1;
}

.blog-readmore {
    font-size: 0.85rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 5px;
}

/* Article Template */
.article-container {
    max-width: 800px;
    margin: 120px auto 80px;
}

.article-header {
    margin-bottom: 40px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 30px;
}

.article-header h1 {
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: -1px;
    line-height: 1.2;
    margin-bottom: 20px;
}

.article-meta {
    display: flex;
    gap: 20px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.article-hero-img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: 12px;
    margin-bottom: 40px;
    border: 1px solid var(--border-color);
}

.article-content {
    font-size: 1.1rem;
    line-height: 1.8;
}

.article-content p {
    margin-bottom: 25px;
    color: var(--text-muted);
}

.article-content h2, .article-content h3 {
    color: var(--text-main);
    margin: 40px 0 20px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.article-content h2 { font-size: 1.8rem; }
.article-content h3 { font-size: 1.4rem; }

.article-content ul, .article-content ol {
    margin: 0 0 25px 25px;
    color: var(--text-muted);
}

.article-content li {
    margin-bottom: 10px;
}

.article-callout {
    background: var(--surface-card);
    border-left: 4px solid var(--text-main);
    padding: 30px;
    border-radius: 0 8px 8px 0;
    margin: 40px 0;
}

.article-callout p {
    margin-bottom: 15px;
    color: var(--text-main);
    font-weight: 500;
}

.article-callout p:last-child {
    margin-bottom: 0;
}

.article-callout a {
    color: var(--text-main);
    text-decoration: underline;
    font-weight: 700;
}

/* ==========================================================================
   8. ABOUT US & CONTACT INFO / FORM
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 60px;
    align-items: center;
}

.about-intro h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.about-intro p {
    color: var(--text-muted);
    font-size: 1.05rem;
    margin-bottom: 25px;
    line-height: 1.7;
}

.about-image-wrapper {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    aspect-ratio: 4/3;
    background: #111115;
}

.about-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-vision-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.vision-card {
    background: var(--surface-card);
    border: 1px solid var(--border-color);
    padding: 35px;
    border-radius: 8px;
}

.vision-card h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.vision-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Contact Area */
.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    margin-top: 40px;
}

.contact-info-block {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-method {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.contact-method-icon {
    font-size: 1.5rem;
    background: var(--surface-card);
    border: 1px solid var(--border-color);
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
    transition: border-color 0.3s var(--easing), background 0.3s var(--easing);
}

.contact-svg {
    width: 20px;
    height: 20px;
    color: var(--text-main);
    transition: transform 0.3s var(--easing), color 0.3s var(--easing);
}

.contact-method:hover .contact-method-icon {
    border-color: var(--text-main);
    background: var(--surface-card-hover);
}

.contact-method:hover .contact-svg {
    transform: scale(1.1);
}

.contact-method-detail h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 5px;
}

.contact-method-detail p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.contact-method-detail a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
}

.contact-method-detail a:hover {
    text-decoration: underline;
}

/* Contact Form styling */
.contact-form-wrapper {
    background: var(--surface-card);
    border: 1px solid var(--border-color);
    padding: 40px;
    border-radius: 12px;
}

.contact-form-wrapper h3 {
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 25px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-main);
}

.form-control {
    width: 100%;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    padding: 12px 16px;
    border-radius: 6px;
    font-size: 0.95rem;
    transition: border-color var(--transition-speed);
}

.form-control:focus {
    outline: none;
    border-color: var(--text-main);
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23ffffff' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

[data-theme="light"] select.form-control {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23000000' viewBox='0 0 16 16'%3E%3Cpath fill-rule='evenodd' d='M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z'/%3E%3C/svg%3E");
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

.form-status {
    padding: 12px 16px;
    border-radius: 6px;
    font-size: 0.9rem;
    margin-bottom: 20px;
    display: none;
}

.form-status.success {
    display: block;
    background: rgba(52, 199, 89, 0.1);
    border: 1px solid var(--success-color);
    color: #34c759;
}

.form-status.error {
    display: block;
    background: rgba(255, 69, 58, 0.1);
    border: 1px solid #ff453a;
    color: #ff453a;
}

/* ==========================================================================
   9. FOOTER & BACK TO TOP
   ========================================================================== */
footer {
    background: var(--surface-color);
    padding: 80px 0 40px;
    font-size: 0.85rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-brand p {
    margin-top: 15px;
    max-width: 320px;
    line-height: 1.6;
}

.footer-links-group h4 {
    color: var(--text-main);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s var(--easing);
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    padding-top: 30px;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-legal {
    display: flex;
    gap: 20px;
}

.footer-legal a {
    color: var(--text-muted);
    text-decoration: none;
}

.footer-legal a:hover {
    color: var(--text-main);
}

/* ==========================================================================
   9.5. PRELOADER SCREEN
   ========================================================================== */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #050505;
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: transform 1.0s cubic-bezier(0.85, 0, 0.15, 1), opacity 0.8s;
}

[data-theme="light"] #preloader {
    background-color: #f5f5f7;
}

.preloader-logo {
    width: 70px;
    height: auto;
    animation: preloader-pulse 1.8s infinite ease-in-out;
}

[data-theme="light"] .preloader-logo {
    filter: invert(1);
}

@keyframes preloader-pulse {
    0%, 100% { transform: scale(0.95); opacity: 0.6; }
    50% { transform: scale(1.05); opacity: 1; }
}

@keyframes loading-bar {
    0% { left: -50px; }
    100% { left: 100px; }
}

.preloader-hidden {
    transform: translateY(-100%) !important;
    opacity: 0;
    pointer-events: none;
}

/* ==========================================================================
   10. RESPONSIVE DESIGN
   ========================================================================== */
@media (max-width: 1024px) {
    .hero-content h1 {
        font-size: 3.2rem;
    }
    .concept-box {
        grid-template-columns: 1fr;
        padding: 40px;
    }
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .contact-layout {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    /* Responsive Navigation Header */
    .mobile-nav-toggle {
        display: block;
        z-index: 1001;
    }
    
    .mobile-nav-active .mobile-nav-toggle span:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }
    
    .mobile-nav-active .mobile-nav-toggle span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-nav-active .mobile-nav-toggle span:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }
    
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 75%;
        max-width: 300px;
        height: 100vh;
        background: var(--surface-color);
        border-left: 1px solid var(--border-color);
        flex-direction: column;
        justify-content: center;
        gap: 40px;
        transition: right 0.4s var(--easing);
        z-index: 999;
    }
    
    .mobile-nav-active .nav-links {
        right: 0;
    }
    
    .nav-links a {
        font-size: 1.1rem;
    }
    
    /* Layout styling adjustments */
    .hero-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }
    
    .hero-canvas-container {
        height: 320px;
        order: -1;
    }
    
    .cta-group {
        justify-content: center;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    .hero-content p {
        font-size: 1.05rem;
    }
    .cta-group {
        flex-direction: column;
    }
    .btn {
        width: 100%;
    }
    .section-header h2 {
        font-size: 2rem;
    }
    section {
        padding: 70px 0;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
    }
    .article-header h1 {
        font-size: 2.2rem;
    }
    .article-hero-img {
        height: 250px;
    }
}

/* ==========================================================================
   8. INTERACTIVE FEATURES & WIDGETS
   ========================================================================== */

/* Ambient Sync Badge */
.sync-badge-container {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-bottom: 20px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.sync-dot {
    width: 8px;
    height: 8px;
    background-color: var(--success-color);
    border-radius: 50%;
    position: relative;
}

.sync-dot.blinking {
    box-shadow: 0 0 0 0 rgba(52, 199, 89, 0.7);
    animation: sync-pulse 1.6s infinite cubic-bezier(0.66, 0, 0, 1);
}

@keyframes sync-pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(52, 199, 89, 0.7);
    }
    70% {
        box-shadow: 0 0 0 8px rgba(52, 199, 89, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(52, 199, 89, 0);
    }
}

/* NFC Simulator Section */
.simulator-section {
    background: linear-gradient(180deg, var(--bg-color) 0%, var(--surface-color) 100%);
    overflow: hidden;
}

.sim-steps {
    display: flex;
    flex-direction: column;
    gap: 15px;
    margin: 25px 0 35px;
}

.sim-step-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.sim-step-num {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--text-main);
    color: var(--bg-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    flex-shrink: 0;
}

.sim-step-item p {
    margin-bottom: 0;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.simulator-visual {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 30px;
    position: relative;
}

/* Phone Mockup */
.mock-phone {
    width: 290px;
    height: 580px;
    background: #111115;
    border: 10px solid #22222a;
    border-radius: 36px;
    position: relative;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5), 0 0 40px rgba(255, 255, 255, 0.02);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transition: transform var(--transition-speed) var(--easing), border-color var(--transition-speed);
}

[data-theme="light"] .mock-phone {
    background: #ffffff;
    border-color: #e5e5ea;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.15);
}

.phone-speaker {
    width: 60px;
    height: 4px;
    background: #33333d;
    border-radius: 2px;
    margin: 12px auto 6px;
    z-index: 10;
}

.phone-screen {
    flex-grow: 1;
    background: #000;
    margin: 6px;
    border-radius: 24px;
    overflow: hidden;
    position: relative;
    display: flex;
    flex-direction: column;
}

.phone-home-button {
    width: 40px;
    height: 4px;
    background: #33333d;
    border-radius: 2px;
    margin: 8px auto;
    z-index: 10;
}

/* Screen States */
.screen-state {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 20px;
    text-align: center;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.state-awaiting {
    background: radial-gradient(circle at center, #101014 0%, #050508 100%);
    color: #fff;
}

.nfc-target-area {
    width: 120px;
    height: 120px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
    cursor: pointer;
}

.nfc-icon {
    font-size: 2.2rem;
    z-index: 2;
    animation: float-nfc 3s infinite ease-in-out;
}

@keyframes float-nfc {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

.nfc-radar-rings {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nfc-radar-rings .ring {
    position: absolute;
    width: 100%;
    height: 100%;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 50%;
    animation: radar-grow 2.5s infinite linear;
}

.nfc-radar-rings .ring:nth-child(2) {
    animation-delay: 0.8s;
}

.nfc-radar-rings .ring:nth-child(3) {
    animation-delay: 1.6s;
}

@keyframes radar-grow {
    0% {
        transform: scale(0.3);
        opacity: 0.8;
    }
    100% {
        transform: scale(1.1);
        opacity: 0;
    }
}

.state-awaiting h3 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.state-awaiting p {
    font-size: 0.8rem;
    color: #888894;
}

/* State Syncing */
.state-syncing {
    background: #000;
    color: #fff;
}

.loader-circle {
    width: 45px;
    height: 45px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.8s infinite linear;
    margin-bottom: 20px;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.state-syncing h3 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.state-syncing p {
    font-size: 0.75rem;
    color: #55555d;
    letter-spacing: 1px;
}

/* State LINE OA Mockup */
.state-line {
    background: #191919;
    padding: 0;
    justify-content: flex-start;
    align-items: stretch;
    text-align: left;
    color: #fff;
}

.line-header {
    background: #242424;
    padding: 12px 14px;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid #2d2d2d;
}

.line-back {
    font-size: 1.1rem;
    opacity: 0.7;
    cursor: pointer;
}

.line-logo {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    background: #000;
}

.line-title-info h4 {
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.status-dot {
    display: inline-block;
    width: 6px;
    height: 6px;
    background-color: var(--success-color);
    border-radius: 50%;
    vertical-align: middle;
}

.line-title-info span {
    font-size: 0.65rem;
    color: #06C755;
    font-weight: 500;
}

.line-chat-body {
    flex-grow: 1;
    padding: 15px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.chat-time-stamp {
    align-self: center;
    font-size: 0.65rem;
    background: rgba(255, 255, 255, 0.05);
    padding: 3px 8px;
    border-radius: 10px;
    color: #888;
    margin-bottom: 8px;
}

.chat-bubble {
    max-width: 80%;
    padding: 10px 14px;
    border-radius: 14px;
    font-size: 0.8rem;
    line-height: 1.4;
}

.chat-bubble.bot-msg {
    align-self: flex-start;
    background: #2b2b2d;
    color: #e5e5e9;
    border-top-left-radius: 2px;
}

.chat-bubble.user-msg {
    align-self: flex-end;
    background: #06C755;
    color: #fff;
    border-top-right-radius: 2px;
}

/* Typing Indicator Animation */
.typing-bubble {
    align-self: flex-start;
    background: #2b2b2d;
    padding: 10px 14px;
    border-radius: 14px;
    border-top-left-radius: 2px;
    display: flex;
    gap: 4px;
}

.typing-dot {
    width: 6px;
    height: 6px;
    background: #888;
    border-radius: 50%;
    animation: typing-bounce 1s infinite ease-in-out;
}

.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing-bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-5px); }
}

.sim-quick-replies {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 10px;
}

.sim-qr-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.15);
    color: #fff;
    padding: 8px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 500;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s;
}

.sim-qr-btn:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: #06C755;
}

/* Mock NFC Card */
.mock-nfc-card {
    width: 140px;
    height: 90px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.07) 0%, rgba(255, 255, 255, 0.01) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    position: relative;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.3s var(--easing);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 12px;
}

.mock-nfc-card::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 10px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2) 0%, rgba(255, 255, 255, 0) 50%, rgba(255, 255, 255, 0.1) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

[data-theme="light"] .mock-nfc-card {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.03) 0%, rgba(0, 0, 0, 0.005) 100%);
    border-color: rgba(0, 0, 0, 0.05);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
}

.mock-nfc-card:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4), 0 0 15px rgba(255, 255, 255, 0.04);
}

.card-chip {
    width: 20px;
    height: 16px;
    background: linear-gradient(135deg, #d4af37 0%, #aa7c11 100%);
    border-radius: 3px;
}

.card-logo {
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    opacity: 0.85;
}

.card-tag {
    font-size: 0.5rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

/* Floating LINE Chatbot */
#floating-chat-widget {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    font-family: inherit;
}

#chat-widget-trigger {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #06C755 0%, #05a647 100%);
    border: none;
    color: #fff;
    font-size: 1.6rem;
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(6, 199, 85, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 10;
    transition: transform 0.25s var(--easing), box-shadow 0.25s;
}

#chat-widget-trigger:hover {
    transform: scale(1.08);
    box-shadow: 0 12px 30px rgba(6, 199, 85, 0.5);
}

.chat-trigger-pulse {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: rgba(6, 199, 85, 0.4);
    top: 0;
    left: 0;
    z-index: -1;
    animation: trigger-ripple 2s infinite ease-out;
}

@keyframes trigger-ripple {
    0% { transform: scale(1); opacity: 1; }
    100% { transform: scale(1.6); opacity: 0; }
}

#chat-window-container {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 330px;
    height: 480px;
    background: rgba(20, 20, 25, 0.85);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: slideUp 0.35s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 9;
}

[data-theme="light"] #chat-window-container {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(0, 0, 0, 0.05);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

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

.chat-window-header {
    background: #06C755;
    padding: 15px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: #fff;
}

.chat-window-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.chat-brand-img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.chat-brand-details h5 {
    font-size: 0.85rem;
    font-weight: 600;
}

.chat-status-dot {
    font-size: 0.65rem;
    opacity: 0.9;
}

#chat-window-close {
    background: none;
    border: none;
    color: #fff;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s;
}

#chat-window-close:hover {
    opacity: 1;
}

.chat-window-messages {
    flex-grow: 1;
    padding: 15px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.chat-options-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-top: 10px;
}

.chat-option-item {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: var(--text-main);
    padding: 10px 14px;
    border-radius: 12px;
    font-size: 0.75rem;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s;
}

[data-theme="light"] .chat-option-item {
    background: rgba(0, 0, 0, 0.02);
    border-color: rgba(0, 0, 0, 0.05);
}

.chat-option-item:hover {
    background: rgba(6, 199, 85, 0.1);
    border-color: #06C755;
    transform: translateX(4px);
}

.chat-window-footer {
    padding: 12px 15px;
    border-top: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(0, 0, 0, 0.1);
    gap: 10px;
}

.chat-input-placeholder {
    font-size: 0.75rem;
    color: var(--text-muted);
    flex-grow: 1;
}

.chat-send-btn {
    background: #06C755;
    color: #fff;
    border: none;
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.7rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: opacity 0.2s;
}

.chat-send-btn:hover {
    opacity: 0.9;
}

/* Hover effects for regular product cards (NFC Wave) */
.product-card.nfc-interactive:hover .product-img-holder {
    animation: nfc-wave-glow 2s infinite ease-in-out;
}

@keyframes nfc-wave-glow {
    0%, 100% {
        box-shadow: inset 0 0 20px rgba(255, 255, 255, 0.02);
    }
    50% {
        box-shadow: inset 0 0 40px rgba(6, 199, 85, 0.15);
    }
}

/* Interactive Sync Core Graphic */
.sync-core-graphic {
    position: relative;
    width: 320px;
    height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: transform var(--transition-speed) var(--easing);
}

.sync-core-graphic:hover {
    transform: scale(1.05);
}

.core-ring {
    position: absolute;
    border-radius: 50%;
    transition: border-color var(--transition-speed) var(--easing), 
                box-shadow var(--transition-speed) var(--easing);
}

.outer-ring {
    width: 300px;
    height: 300px;
    border: 2px dashed rgba(255, 255, 255, 0.1);
    animation: rotate-cw 20s infinite linear;
}

[data-theme="light"] .outer-ring {
    border-color: rgba(0, 0, 0, 0.08);
}

.sync-core-graphic:hover .outer-ring {
    animation-duration: 8s;
    border-color: rgba(6, 199, 85, 0.4);
    box-shadow: 0 0 30px rgba(6, 199, 85, 0.05);
}

.middle-ring {
    width: 210px;
    height: 210px;
    border: 2px dotted rgba(255, 255, 255, 0.15);
    animation: rotate-ccw 15s infinite linear;
}

[data-theme="light"] .middle-ring {
    border-color: rgba(0, 0, 0, 0.12);
}

.sync-core-graphic:hover .middle-ring {
    animation-duration: 5s;
    border-color: rgba(6, 199, 85, 0.6);
}

.inner-ring {
    width: 120px;
    height: 120px;
    border: 1px solid rgba(255, 255, 255, 0.25);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.02);
    animation: rotate-cw 10s infinite linear;
}

[data-theme="light"] .inner-ring {
    border-color: rgba(0, 0, 0, 0.2);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.02);
}

.sync-core-graphic:hover .inner-ring {
    animation-duration: 3s;
    border-color: #06C755;
    box-shadow: 0 0 30px rgba(6, 199, 85, 0.2);
}

.core-hub {
    position: absolute;
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.05);
    animation: pulse-core 3s infinite ease-in-out;
    z-index: 5;
}

[data-theme="light"] .core-hub {
    background: rgba(0, 0, 0, 0.02);
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.02);
}

.sync-core-graphic:hover .core-hub {
    border-color: #06C755;
    box-shadow: 0 0 40px rgba(6, 199, 85, 0.4);
}

.core-hub-icon {
    font-size: 1.5rem;
    animation: spin 6s infinite linear;
    opacity: 0.8;
}

.sync-core-graphic:hover .core-hub-icon {
    color: #06C755;
    opacity: 1;
}

/* Core particles */
.core-particle {
    position: absolute;
    width: 6px;
    height: 6px;
    background: #fff;
    border-radius: 50%;
    opacity: 0.6;
    animation: pulse-particle 2s infinite ease-in-out;
}

[data-theme="light"] .core-particle {
    background: #000;
}

.sync-core-graphic:hover .core-particle {
    background: #06C755;
    opacity: 1;
    box-shadow: 0 0 10px #06C755;
}

.p1 { top: 30px; left: 100px; animation-delay: 0.2s; }
.p2 { bottom: 40px; right: 80px; animation-delay: 0.7s; }
.p3 { top: 120px; right: 20px; animation-delay: 1.1s; }
.p4 { bottom: 120px; left: 25px; animation-delay: 1.5s; }

@keyframes rotate-cw {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes rotate-ccw {
    from { transform: rotate(360deg); }
    to { transform: rotate(0deg); }
}

@keyframes pulse-core {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.08);
        background: rgba(6, 199, 85, 0.05);
    }
}

@keyframes pulse-particle {
    0%, 100% {
        transform: scale(1);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.5);
        opacity: 0.8;
    }
}