/* ============================================
   NA-M25 - Hybrid Bio-Matrix Technology
   Custom Styles
   ============================================ */

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

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    cursor: none;
    overflow-x: hidden;
}

::selection {
    background: rgba(57, 255, 20, 0.2);
    color: #39FF14;
}

/* ============================================
   Custom Cursor
   ============================================ */
.custom-cursor {
    width: 20px;
    height: 20px;
    border: 2px solid #39FF14;
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: all 0.15s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform: translate(-50%, -50%);
    mix-blend-mode: difference;
    opacity: 0;
}

.custom-cursor.active {
    opacity: 1;
}

.custom-cursor.hover {
    width: 50px;
    height: 50px;
    background: rgba(57, 255, 20, 0.1);
    border-color: #39FF14;
    box-shadow: 0 0 30px rgba(57, 255, 20, 0.5);
}

/* Mobile - show default cursor */
@media (max-width: 768px) {
    body {
        cursor: auto;
    }
    .custom-cursor {
        display: none;
    }
}

/* ============================================
   Scroll Progress Bar
   ============================================ */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, #39FF14 0%, #0A2F1F 100%);
    z-index: 9998;
    box-shadow: 0 0 10px rgba(57, 255, 20, 0.5);
    transition: width 0.1s ease-out;
}

/* ============================================
   Navigation Header
   ============================================ */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 80px;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.main-header.scrolled {
    background: rgba(10, 47, 31, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    border-bottom: 1px solid rgba(57, 255, 20, 0.1);
}

.nav-link {
    position: relative;
    color: #E0E7E5;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 0%;
    height: 2px;
    background: #39FF14;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 10px rgba(57, 255, 20, 0.5);
}

.nav-link:hover {
    color: #39FF14;
}

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

.lang-toggle {
    color: #39FF14;
    background: transparent;
    border: 1px solid #39FF14;
    border-radius: 50px;
    padding: 8px 16px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
}

.lang-toggle:hover {
    background: #39FF14;
    color: #0A2F1F;
    transform: scale(1.05);
}

.lang-toggle-mobile {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 100px;
}

.cta-button {
    padding: 12px 28px;
    background: linear-gradient(135deg, #39FF14 0%, #2acc11 100%);
    color: #0A2F1F;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(57, 255, 20, 0.3);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(57, 255, 20, 0.5);
}

/* Mobile Menu */
.hamburger {
    width: 30px;
    height: 24px;
    position: relative;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: #39FF14;
    transition: all 0.3s ease;
}

.hamburger span:nth-child(1) {
    top: 0;
}

.hamburger span:nth-child(2) {
    top: 50%;
    transform: translateY(-50%);
}

.hamburger span:nth-child(3) {
    bottom: 0;
}

.hamburger.active span:nth-child(1) {
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    bottom: 50%;
    transform: translateY(50%) rotate(-45deg);
}

.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: rgba(5, 28, 20, 0.98);
    backdrop-filter: blur(20px);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.mobile-menu.active {
    opacity: 1;
    pointer-events: all;
}

.mobile-menu-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.mobile-menu-link {
    color: #E0E7E5;
    text-decoration: none;
    font-size: 2rem;
    font-weight: 600;
    font-family: 'Space Grotesk', sans-serif;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.mobile-menu.active .mobile-menu-link {
    opacity: 1;
    transform: translateY(0);
}

.mobile-menu-link:hover {
    color: #39FF14;
    text-shadow: 0 0 20px rgba(57, 255, 20, 0.5);
}

/* ============================================
   Hero Section
   ============================================ */
.hero-section {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #051C14 0%, #0A2F1F 50%, #051C14 100%);
}

.particle-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 0 20px;
}

.hero-text-wrapper {
    max-width: 1200px;
    margin: 0 auto;
}

.hero-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(3rem, 8vw, 7rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 30px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.hero-title-line {
    display: block;
    opacity: 0;
    transform: translateY(50px);
    background: linear-gradient(135deg, #39FF14 0%, #E0E7E5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 80px rgba(57, 255, 20, 0.3);
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.5rem);
    color: #E0E7E5;
    opacity: 0;
    transform: translateY(30px);
    margin-bottom: 50px;
    font-weight: 300;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    padding: 18px 40px;
    background: linear-gradient(135deg, #39FF14 0%, #2acc11 100%);
    color: #0A2F1F;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    border-radius: 50px;
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px rgba(57, 255, 20, 0.4);
    opacity: 0;
    transform: scale(0.8);
}

.hero-cta:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 50px rgba(57, 255, 20, 0.6);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    z-index: 3;
}

.scroll-indicator-line {
    width: 2px;
    height: 60px;
    background: linear-gradient(to bottom, transparent, #39FF14);
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0%, 100% {
        transform: translateY(0);
        opacity: 0;
    }
    50% {
        transform: translateY(20px);
        opacity: 1;
    }
}

.scroll-indicator-text {
    color: #39FF14;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-weight: 600;
}

/* ============================================
   Section Shared Styles
   ============================================ */
.section-label {
    display: inline-block;
    color: #39FF14;
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 20px;
}

.section-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 30px;
    background: linear-gradient(135deg, #39FF14 0%, #E0E7E5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-description {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    line-height: 1.8;
    color: rgba(224, 231, 229, 0.8);
}

/* ============================================
   Technology Section
   ============================================ */
.tech-section {
    padding: 150px 0;
    background: linear-gradient(180deg, #051C14 0%, #0A2F1F 50%, #051C14 100%);
    position: relative;
}

.tech-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

@media (max-width: 1024px) {
    .tech-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
}

.tech-content {
    position: sticky;
    top: 150px;
}

.tech-features {
    margin-top: 50px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.tech-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 25px;
    background: rgba(12, 56, 41, 0.3);
    border: 1px solid rgba(57, 255, 20, 0.1);
    border-radius: 16px;
    transition: all 0.3s ease;
}

.tech-feature-item:hover {
    background: rgba(12, 56, 41, 0.5);
    border-color: rgba(57, 255, 20, 0.3);
    transform: translateX(10px);
}

.tech-feature-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.tech-feature-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: #39FF14;
    margin-bottom: 8px;
}

.tech-feature-desc {
    color: rgba(224, 231, 229, 0.7);
    font-size: 1rem;
}

/* Tech Visual */
.tech-visual {
    display: flex;
    align-items: center;
    justify-content: center;
}

.tech-chart-container {
    width: 100%;
    max-width: 500px;
    padding: 40px;
    background: rgba(12, 56, 41, 0.3);
    border: 1px solid rgba(57, 255, 20, 0.1);
    border-radius: 24px;
    backdrop-filter: blur(10px);
}

.tech-chart {
    width: 100%;
    height: 400px;
    margin-bottom: 40px;
}

.chart-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.chart-stat-item {
    text-align: center;
}

.chart-stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: #39FF14;
    margin-bottom: 8px;
}

.chart-stat-value::after {
    content: '%';
    font-size: 1.5rem;
}

.chart-stat-label {
    font-size: 0.85rem;
    color: rgba(224, 231, 229, 0.7);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ============================================
   Industries Section
   ============================================ */
.industries-section {
    padding: 150px 0 100px;
    background: #051C14;
    overflow: hidden;
}

.horizontal-scroll-wrapper {
    width: 100%;
    overflow: hidden;
}

.horizontal-scroll-container {
    display: flex;
    width: 400%;
    will-change: transform;
}

.industry-card {
    position: relative;
    width: 100vw;
    height: 90vh;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.industry-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(10, 47, 31, 0.9), rgba(5, 28, 20, 0.95));
    z-index: 1;
}

.industry-card[data-industry="packaging"] .industry-bg {
    background: linear-gradient(135deg, rgba(10, 47, 31, 0.85), rgba(5, 28, 20, 0.9)),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><text y="50" font-size="60" opacity="0.05">📦</text></svg>');
}

.industry-card[data-industry="textiles"] .industry-bg {
    background: linear-gradient(135deg, rgba(10, 47, 31, 0.85), rgba(5, 28, 20, 0.9)),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><text y="50" font-size="60" opacity="0.05">🧵</text></svg>');
}

.industry-card[data-industry="cosmetics"] .industry-bg {
    background: linear-gradient(135deg, rgba(10, 47, 31, 0.85), rgba(5, 28, 20, 0.9)),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><text y="50" font-size="60" opacity="0.05">💄</text></svg>');
}

.industry-card[data-industry="agriculture"] .industry-bg {
    background: linear-gradient(135deg, rgba(10, 47, 31, 0.85), rgba(5, 28, 20, 0.9)),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><text y="50" font-size="60" opacity="0.05">🌾</text></svg>');
}

.industry-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 40px;
}

.industry-number {
    display: block;
    font-size: 1rem;
    color: #39FF14;
    font-weight: 600;
    margin-bottom: 20px;
    letter-spacing: 3px;
}

.industry-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 700;
    color: #39FF14;
    margin-bottom: 20px;
    text-shadow: 0 0 40px rgba(57, 255, 20, 0.3);
}

.industry-description {
    font-size: clamp(1.1rem, 1.5vw, 1.3rem);
    color: rgba(224, 231, 229, 0.9);
    margin-bottom: 40px;
    line-height: 1.6;
}

.industry-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 50px;
}

.industry-feature {
    display: flex;
    align-items: center;
    gap: 15px;
    color: #E0E7E5;
    font-size: 1.1rem;
}

.industry-feature svg {
    color: #39FF14;
    flex-shrink: 0;
}

.industry-cta {
    display: inline-flex;
    align-items: center;
    padding: 15px 35px;
    background: transparent;
    color: #39FF14;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    border: 2px solid #39FF14;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.industry-cta:hover {
    background: #39FF14;
    color: #0A2F1F;
    box-shadow: 0 10px 40px rgba(57, 255, 20, 0.4);
    transform: translateY(-2px);
}

/* ============================================
   Verification Section
   ============================================ */
.verification-section {
    padding: 150px 0;
    background: linear-gradient(180deg, #051C14 0%, #0A2F1F 100%);
}

.verification-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

@media (max-width: 1024px) {
    .verification-grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }
}

.verification-block {
    padding: 50px;
    background: rgba(12, 56, 41, 0.2);
    border: 1px solid rgba(57, 255, 20, 0.1);
    border-radius: 24px;
    backdrop-filter: blur(10px);
}

.verification-subtitle {
    font-size: 1.8rem;
    font-weight: 600;
    color: #39FF14;
    margin-bottom: 40px;
}

/* Certifications */
.cert-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

@media (max-width: 640px) {
    .cert-grid {
        grid-template-columns: 1fr;
    }
}

.cert-card {
    padding: 30px;
    background: rgba(5, 28, 20, 0.6);
    border: 1px solid rgba(57, 255, 20, 0.1);
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
    filter: grayscale(0.5);
}

.cert-card:hover {
    filter: grayscale(0);
    border-color: rgba(57, 255, 20, 0.5);
    transform: translateY(-5px) rotateX(5deg);
    box-shadow: 0 20px 40px rgba(57, 255, 20, 0.2);
}

.cert-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.cert-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: #39FF14;
    margin-bottom: 8px;
}

.cert-org {
    font-size: 0.95rem;
    color: rgba(224, 231, 229, 0.8);
    margin-bottom: 8px;
}

.cert-year {
    font-size: 0.85rem;
    color: rgba(224, 231, 229, 0.6);
}

/* ESG Tabs */
.esg-tabs {
    display: flex;
    gap: 15px;
    margin-bottom: 40px;
    border-bottom: 1px solid rgba(57, 255, 20, 0.1);
}

.esg-tab {
    padding: 15px 25px;
    background: none;
    border: none;
    color: rgba(224, 231, 229, 0.6);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    position: relative;
    transition: all 0.3s ease;
}

.esg-tab::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 0%;
    height: 2px;
    background: #39FF14;
    transition: width 0.3s ease;
}

.esg-tab.active {
    color: #39FF14;
}

.esg-tab.active::after {
    width: 100%;
}

.esg-content {
    display: none;
    animation: fadeIn 0.5s ease;
}

.esg-content.active {
    display: block;
}

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

.esg-stat {
    margin-bottom: 35px;
}

.esg-stat-value {
    font-size: 3rem;
    font-weight: 700;
    color: #39FF14;
    margin-bottom: 10px;
}

.esg-stat-label {
    font-size: 1rem;
    color: rgba(224, 231, 229, 0.8);
    margin-bottom: 15px;
}

.esg-progress {
    width: 100%;
    height: 8px;
    background: rgba(5, 28, 20, 0.6);
    border-radius: 10px;
    overflow: hidden;
}

.esg-progress-bar {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, #39FF14 0%, #2acc11 100%);
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(57, 255, 20, 0.5);
    transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================
   Contact Section
   ============================================ */
.contact-section {
    padding: 150px 0;
    background: linear-gradient(135deg, #051C14 0%, #0A2F1F 100%);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

@media (max-width: 1024px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
}

.contact-info {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 30px;
}

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

.contact-info-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.contact-info-label {
    font-size: 0.85rem;
    color: rgba(224, 231, 229, 0.6);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 5px;
}

.contact-info-value {
    font-size: 1.2rem;
    color: #E0E7E5;
    text-decoration: none;
    transition: color 0.3s ease;
}

.contact-info-value:hover {
    color: #39FF14;
}

/* Contact Form */
.contact-form-wrapper {
    padding: 50px;
    background: rgba(12, 56, 41, 0.2);
    border: 1px solid rgba(57, 255, 20, 0.1);
    border-radius: 24px;
    backdrop-filter: blur(10px);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.form-group label {
    font-size: 0.95rem;
    color: #39FF14;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    padding: 15px 20px;
    background: rgba(5, 28, 20, 0.6);
    border: 1px solid rgba(57, 255, 20, 0.2);
    border-radius: 12px;
    color: #E0E7E5;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #39FF14;
    box-shadow: 0 0 20px rgba(57, 255, 20, 0.2);
}

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

.form-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 18px 40px;
    background: linear-gradient(135deg, #39FF14 0%, #2acc11 100%);
    color: #0A2F1F;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px rgba(57, 255, 20, 0.4);
}

.form-submit:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 50px rgba(57, 255, 20, 0.6);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: 80px 0 40px;
    background: #051C14;
    border-top: 1px solid rgba(57, 255, 20, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 60px;
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

.footer-brand p {
    max-width: 300px;
    line-height: 1.6;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.footer-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: #39FF14;
    margin-bottom: 10px;
}

.footer-links a {
    color: rgba(224, 231, 229, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: #39FF14;
    padding-left: 5px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 40px;
    border-top: 1px solid rgba(57, 255, 20, 0.1);
    color: rgba(224, 231, 229, 0.6);
    font-size: 0.9rem;
}

@media (max-width: 768px) {
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

.footer-social {
    display: flex;
    gap: 30px;
}

.footer-social a {
    color: rgba(224, 231, 229, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-social a:hover {
    color: #39FF14;
}

/* ============================================
   Back to Top Button
   ============================================ */
.back-to-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #39FF14 0%, #2acc11 100%);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px rgba(57, 255, 20, 0.4);
    z-index: 100;
}

.back-to-top.visible {
    opacity: 1;
    pointer-events: all;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(57, 255, 20, 0.6);
}

.back-to-top svg {
    color: #0A2F1F;
}

/* ============================================
   Utility Classes
   ============================================ */
.container {
    max-width: 1400px;
}

/* Loading Animation */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}