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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", sans-serif;
    line-height: 1.6;
    color: #334155;
    background: #ffffff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid #e2e8f0;
    z-index: 1000;
    transition: all 0.3s;
}

.header-solid {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-icon {
    font-size: 40px;
    color: #14b8a6;
}

.logo-text {
    font-size: 24px;
    font-weight: 700;
    color: #0f172a;
}

.logo-subtitle {
    font-size: 12px;
    color: #64748b;
}

.nav {
    display: flex;
    gap: 32px;
}

.nav-link {
    color: #475569;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-link:hover {
    color: #14b8a6;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s;
}

.btn-primary {
    background: linear-gradient(135deg, #14b8a6, #06b6d4);
    color: white;
    box-shadow: 0 4px 12px rgba(20, 184, 166, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(20, 184, 166, 0.4);
}

.btn-gradient {
    background: linear-gradient(135deg, #14b8a6, #06b6d4);
    color: white;
    box-shadow: 0 8px 20px rgba(20, 184, 166, 0.3);
}

.btn-gradient:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(20, 184, 166, 0.4);
}

.btn-outline {
    border: 2px solid #14b8a6;
    color: #14b8a6;
    background: white;
}

.btn-outline:hover {
    background: #f0fdfa;
}

.btn-large {
    padding: 16px 32px;
    font-size: 18px;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

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

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #f0fdfa 0%, #e0f2fe 50%, #dbeafe 100%);
    opacity: 0.6;
}

.hero-container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #ccfbf1;
    color: #115e59;
    padding: 8px 16px;
    border-radius: 24px;
    font-size: 14px;
    font-weight: 600;
    width: fit-content;
}

.hero-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.1;
    color: #0f172a;
}

.gradient-text {
    background: linear-gradient(135deg, #14b8a6, #06b6d4, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 20px;
    color: #64748b;
}

.hero-buttons {
    display: flex;
    gap: 16px;
}

.hero-image {
    position: relative;
}

.hero-image .image-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #14b8a6, #06b6d4);
    border-radius: 24px;
    transform: rotate(3deg);
    opacity: 0.2;
}

.hero-image img {
    position: relative;
    z-index: 1;
    width: 100%;
    height: 550px;
    object-fit: cover;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    transition: transform 0.5s;
}

.hero-image img:hover {
    transform: scale(1.05);
}

/* Stats Section */
.stats-section {
    background: linear-gradient(135deg, #14b8a6, #06b6d4, #3b82f6);
    color: white;
    padding: 64px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

.stat-item {
    text-align: center;
    transition: transform 0.3s;
}

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

.stat-item i {
    font-size: 48px;
    opacity: 0.8;
    margin-bottom: 16px;
}

.stat-value {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 18px;
    opacity: 0.9;
}

/* About Section */
.about-section {
    padding: 96px 0;
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.section-title {
    font-size: 48px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 24px;
}

.text-teal {
    color: #14b8a6;
}

.text-large {
    font-size: 18px;
    color: #64748b;
    margin-bottom: 16px;
    line-height: 1.8;
}

.certifications-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-top: 32px;
}

.cert-item {
    display: flex;
    align-items: start;
    gap: 12px;
}

.cert-item i {
    color: #14b8a6;
    font-size: 24px;
}

.cert-item h4 {
    font-weight: 700;
    color: #0f172a;
}

.cert-item p {
    font-size: 14px;
    color: #64748b;
}

/* Services Section */
.services-section {
    padding: 96px 0;
    background: linear-gradient(180deg, #f8fafc 0%, white 100%);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-subtitle {
    font-size: 20px;
    color: #64748b;
    max-width: 800px;
    margin: 0 auto;
}

/* Tabs */
.tabs {
    max-width: 1000px;
    margin: 0 auto;
}

.tab-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    background: #f1f5f9;
    padding: 8px;
    border-radius: 12px;
    margin-bottom: 32px;
}

.tab-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px;
    background: transparent;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    color: #475569;
    cursor: pointer;
    transition: all 0.3s;
}

.tab-button.active {
    background: #14b8a6;
    color: white;
}

.tab-content {
    display: none;
}

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

/* Service Card */
.service-card {
    background: linear-gradient(135deg, #f0fdfa, #e0f2fe);
    border-radius: 24px;
    padding: 48px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.service-icon {
    font-size: 64px;
    color: #14b8a6;
    margin-bottom: 24px;
}

.service-card h3 {
    font-size: 36px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 16px;
}

.service-description {
    font-size: 18px;
    color: #475569;
    margin-bottom: 24px;
    line-height: 1.8;
}

.features-list h4 {
    font-size: 20px;
    color: #0f172a;
    margin-bottom: 16px;
}

.feature-item {
    display: flex;
    align-items: start;
    gap: 12px;
    margin-bottom: 12px;
    color: #475569;
}

.feature-item i {
    color: #14b8a6;
    font-size: 20px;
    flex-shrink: 0;
    margin-top: 4px;
}

.benefits {
    margin-top: 24px;
}

.benefits h4 {
    font-size: 20px;
    color: #0f172a;
    margin-bottom: 12px;
}

.benefit-badge {
    display: inline-block;
    background: white;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    color: #115e59;
    margin-right: 8px;
    margin-bottom: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.service-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

/* Recycling Section */
.recycling-section {
    padding: 96px 0;
    background: white;
}

.stats-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 64px;
}

.stat-card {
    background: white;
    padding: 32px;
    border-radius: 16px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s, box-shadow 0.3s;
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.stat-card-value {
    font-size: 40px;
    font-weight: 800;
    color: #14b8a6;
    margin-bottom: 8px;
}

.stat-card-label {
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 8px;
}

.stat-card-desc {
    font-size: 14px;
    color: #64748b;
}

.subsection-title {
    font-size: 32px;
    font-weight: 800;
    text-align: center;
    color: #0f172a;
    margin-bottom: 32px;
}

/* Plastic Cards */
.plastic-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.plastic-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.plastic-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.plastic-header {
    height: 12px;
}

.plastic-header.blue { background: #3b82f6; }
.plastic-header.green { background: #10b981; }
.plastic-header.yellow { background: #f59e0b; }

.plastic-content {
    padding: 24px;
}

.plastic-top {
    display: flex;
    justify-content: space-between;
    margin-bottom: 16px;
}

.plastic-code {
    font-size: 28px;
    font-weight: 800;
    color: #0f172a;
}

.plastic-number {
    font-size: 14px;
    color: #64748b;
}

.plastic-rate {
    text-align: right;
}

.rate-value {
    font-size: 24px;
    font-weight: 800;
    color: #14b8a6;
}

.rate-label {
    font-size: 12px;
    color: #64748b;
}

.plastic-card h4 {
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 16px;
}

.tech-specs {
    background: #f8fafc;
    border-radius: 8px;
    padding: 16px;
    margin-bottom: 16px;
}

.spec-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 8px;
}

.spec-row:last-child {
    margin-bottom: 0;
}

.spec-label {
    font-size: 12px;
    font-weight: 600;
    color: #475569;
}

.spec-value {
    font-size: 14px;
    font-weight: 700;
    color: #14b8a6;
}

.properties {
    margin-bottom: 16px;
}

.property {
    font-size: 12px;
    margin-bottom: 8px;
}

.property strong {
    color: #475569;
}

.property p {
    color: #64748b;
    margin: 4px 0;
}

.characteristics {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 12px;
}

.char-tag {
    font-size: 11px;
    background: white;
    border: 1px solid #e2e8f0;
    padding: 4px 8px;
    border-radius: 4px;
    color: #64748b;
}

.uses {
    font-size: 14px;
    color: #64748b;
    margin-bottom: 16px;
}

.recyclable {
    display: flex;
    align-items: center;
    gap: 8px;
    padding-top: 12px;
    border-top: 1px solid #e2e8f0;
    font-size: 14px;
    font-weight: 600;
    color: #059669;
}

.recyclable i {
    font-size: 18px;
}

/* Contact Section */
.contact-section {
    padding: 96px 0;
    background: linear-gradient(135deg, #f8fafc, #f0fdfa);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-card {
    background: white;
    padding: 48px;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.contact-card h3 {
    font-size: 24px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 24px;
}

.contact-item {
    display: flex;
    align-items: start;
    gap: 16px;
    margin-bottom: 24px;
}

.contact-icon {
    background: #ccfbf1;
    padding: 12px;
    border-radius: 8px;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 24px;
    color: #14b8a6;
}

.contact-item h4 {
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 4px;
}

.contact-item a {
    color: #14b8a6;
    text-decoration: none;
    transition: color 0.3s;
}

.contact-item a:hover {
    color: #0d9488;
}

.contact-item p {
    font-size: 14px;
    color: #64748b;
    margin-top: 4px;
}

/* Contact Form */
.contact-form-card {
    background: white;
    padding: 48px;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.contact-form-card h3 {
    font-size: 24px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 24px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #475569;
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #14b8a6;
}

/* Footer */
.footer {
    background: #0f172a;
    color: white;
    padding: 64px 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer-logo i {
    font-size: 40px;
    color: #14b8a6;
}

.footer-logo span {
    font-size: 24px;
    font-weight: 700;
}

.footer-logo p {
    font-size: 12px;
    opacity: 0.8;
}

.footer-col p {
    opacity: 0.8;
    line-height: 1.8;
    margin-bottom: 24px;
}

.footer-col h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 16px;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: color 0.3s;
}

.footer-col ul li a:hover {
    color: #14b8a6;
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-links a:hover {
    color: #14b8a6;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 32px;
    right: 32px;
    background: #0f172a;
    color: white;
    padding: 16px 24px;
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s;
    z-index: 10000;
}

.toast.show {
    transform: translateY(0);
    opacity: 1;
}

/* Page Container */
.page-container {
    padding: 120px 0 64px;
    min-height: 80vh;
}

.page-title {
    font-size: 56px;
    font-weight: 800;
    text-align: center;
    color: #0f172a;
    margin-bottom: 16px;
}

.page-subtitle {
    font-size: 20px;
    text-align: center;
    color: #64748b;
    max-width: 800px;
    margin: 0 auto 64px;
}

/* Download Page */
.download-page {
    background: linear-gradient(135deg, #f0fdfa, #e0f2fe, #dbeafe);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 32px;
}

.download-container {
    max-width: 700px;
    width: 100%;
}

.download-card {
    background: white;
    padding: 64px;
    border-radius: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    text-align: center;
}

.download-logo {
    font-size: 80px;
    color: #14b8a6;
    margin-bottom: 16px;
}

.download-card h1 {
    font-size: 40px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 8px;
}

.download-subtitle {
    font-size: 20px;
    color: #64748b;
    margin-bottom: 32px;
}

.download-file-info {
    display: flex;
    align-items: center;
    gap: 16px;
    background: #f8fafc;
    padding: 24px;
    border-radius: 12px;
    margin-bottom: 24px;
}

.file-icon i {
    font-size: 48px;
    color: #14b8a6;
}

.file-details {
    text-align: left;
}

.file-details h2 {
    font-size: 20px;
    font-weight: 700;
    color: #0f172a;
}

.file-details p {
    font-size: 14px;
    color: #64748b;
}

.download-features {
    text-align: left;
    margin-bottom: 32px;
}

.download-feature {
    display: flex;
    align-items: start;
    gap: 8px;
    font-size: 14px;
    color: #475569;
    margin-bottom: 12px;
}

.download-feature i {
    color: #10b981;
    font-size: 18px;
    flex-shrink: 0;
    margin-top: 2px;
}

.quick-start {
    background: #dbeafe;
    border: 2px solid #93c5fd;
    border-radius: 12px;
    padding: 24px;
    margin-top: 32px;
    text-align: left;
}

.quick-start h3 {
    font-size: 18px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 12px;
}

.quick-start ol {
    padding-left: 20px;
    font-size: 14px;
    color: #475569;
    line-height: 2;
}

.quick-start code {
    background: #1e293b;
    color: #14b8a6;
    padding: 4px 8px;
    border-radius: 4px;
    font-family: monospace;
}

/* Timeline */
.timeline-title {
    font-size: 32px;
    font-weight: 800;
    text-align: center;
    color: #0f172a;
    margin: 64px 0 32px;
}

.timeline {
    max-width: 800px;
    margin: 0 auto 64px;
}

.timeline-item {
    display: flex;
    gap: 24px;
    margin-bottom: 24px;
    background: white;
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.timeline-item:hover {
    transform: translateX(8px);
}

.timeline-year {
    background: #14b8a6;
    color: white;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    flex-shrink: 0;
}

.timeline-content h3 {
    font-size: 20px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 8px;
}

.timeline-content p {
    color: #64748b;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
}

.project-card {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.2);
}

.project-image {
    position: relative;
    height: 320px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px;
    background: linear-gradient(transparent, rgba(15, 23, 42, 0.9));
    color: white;
}

.project-overlay h3 {
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 8px;
}

.project-overlay p {
    font-size: 14px;
    color: #ccfbf1;
    font-weight: 600;
}

.project-content {
    padding: 32px;
}

.project-content h4 {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    color: #64748b;
    margin-bottom: 8px;
}

.project-content p {
    color: #475569;
    line-height: 1.8;
    margin-bottom: 24px;
}

.project-results {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    padding: 24px 0;
    border-top: 1px solid #e2e8f0;
    border-bottom: 1px solid #e2e8f0;
    margin-bottom: 16px;
}

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

.result-value {
    font-size: 28px;
    font-weight: 800;
    color: #14b8a6;
    margin-bottom: 4px;
}

.result-label {
    font-size: 12px;
    color: #64748b;
}

.project-meta {
    display: flex;
    justify-content: space-between;
    font-size: 14px;
    color: #64748b;
}

.project-meta i {
    margin-right: 4px;
}

/* Services Detailed */
.services-detailed {
    display: flex;
    flex-direction: column;
    gap: 64px;
}

.service-detailed-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    transition: box-shadow 0.3s;
}

.service-detailed-card:hover {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.service-detailed-card.reverse {
    direction: rtl;
}

.service-detailed-card.reverse .service-detailed-content {
    direction: ltr;
}

.service-detailed-image img {
    width: 100%;
    height: 100%;
    min-height: 400px;
    object-fit: cover;
}

.service-detailed-content {
    padding: 48px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.service-icon-large {
    font-size: 64px;
    color: #14b8a6;
    margin-bottom: 16px;
}

.service-detailed-content h2 {
    font-size: 32px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 16px;
}

.service-detailed-content p {
    font-size: 18px;
    color: #64748b;
    line-height: 1.8;
    margin-bottom: 24px;
}

.features-list-detailed {
    list-style: none;
}

.features-list-detailed li {
    display: flex;
    align-items: start;
    gap: 12px;
    margin-bottom: 12px;
    color: #475569;
}

.features-list-detailed i {
    color: #14b8a6;
    font-size: 20px;
    flex-shrink: 0;
    margin-top: 4px;
}

/* About Story */
.about-story {
    background: white;
    padding: 48px;
    border-radius: 16px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    margin-bottom: 64px;
}

.about-story h2 {
    font-size: 32px;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 24px;
}

.about-story p {
    font-size: 18px;
    color: #64748b;
    line-height: 1.8;
    margin-bottom: 16px;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-container,
    .about-grid,
    .service-card,
    .contact-grid,
    .footer-grid,
    .projects-grid,
    .service-detailed-card {
        grid-template-columns: 1fr;
    }

    .stats-grid,
    .plastic-grid,
    .stats-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-title {
        font-size: 40px;
    }

    .nav {
        display: none;
    }

    .page-title {
        font-size: 36px;
    }
}

.plastic-header.purple { background: #a855f7; }
.plastic-header.orange { background: #f97316; }
.plastic-header.red { background: #ef4444; }

/* Logo Image Styles */
.logo-image {
    height: 50px;
    width: auto;
    object-fit: contain;
}

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

.download-logo-img {
    height: 100px;
    width: auto;
    object-fit: contain;
    margin: 0 auto 16px;
    display: block;
}