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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #1f2937;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 3rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

p {
    margin-bottom: 1rem;
    color: #6b7280;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(34, 197, 94, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 4rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo {
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, #22c55e 0%, #059669 100%);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 1.25rem;
    box-shadow: 0 10px 25px rgba(34, 197, 94, 0.25);
}

.brand-text h1 {
    font-size: 1.25rem;
    background: linear-gradient(135deg, #22c55e 0%, #059669 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
}

.brand-text p {
    font-size: 0.75rem;
    color: #9ca3af;
    margin: 0;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav-link {
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
    color: #374151;
    transition: all 0.2s ease;
}

.nav-link:hover {
    background: rgba(34, 197, 94, 0.1);
    color: #22c55e;
}

.nav-link.active {
    background: linear-gradient(135deg, #22c55e 0%, #059669 100%);
    color: white;
    box-shadow: 0 10px 25px rgba(34, 197, 94, 0.25);
}

.mobile-menu-btn {
    display: none;
    padding: 0.5rem;
    border-radius: 0.5rem;
    color: #374151;
    cursor: pointer;
    transition: all 0.2s ease;
}

.mobile-menu-btn:hover {
    background: rgba(34, 197, 94, 0.1);
    color: #22c55e;
}

.mobile-menu {
    display: none;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-top: 1px solid rgba(34, 197, 94, 0.1);
}

.mobile-menu .nav-link {
    display: block;
    padding: 0.75rem 1rem;
}

/* Hero Section */
.hero {
    position: relative;
    overflow: hidden;
    padding-top: 4rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-bg {
    position: absolute;
    inset: 0;}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
}

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.2);
    z-index: 0;
}

.hero-animation {
    position: absolute;
    inset: 0;
}

.floating-circle {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 6s ease-in-out infinite;
}

.circle-1 {
    top: 5rem;
    left: 2.5rem;
    width: 8rem;
    height: 8rem;
    animation-delay: 0s;
}

.circle-2 {
    top: 10rem;
    right: 5rem;
    width: 12rem;
    height: 12rem;
    animation-delay: 0.75s;
}

.circle-3 {
    bottom: 5rem;
    left: 25%;
    width: 10rem;
    height: 10rem;
    animation-delay: 1.5s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.hero-content {
    position: relative;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
    color: white;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 9999px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    font-weight: 500;
}

.pulse-dot {
    width: 0.5rem;
    height: 0.5rem;
    background: #4ade80;
    border-radius: 50%;
    margin-right: 0.5rem;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(74, 222, 128, 0); }
    100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.hero-subtitle {
    display: block;
    font-size: 2.5rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
}

.hero-description {
    font-size: 1.25rem;
    max-width: 800px;
    margin: 0 auto 2rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: white;
    color: #16a34a;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

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

.wave-divider {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    line-height: 0;
}

.wave-divider svg {
    width: 100%;
    height: 5rem;
    fill: #f8fafc;
}

/* Website Description Section */
.website-description {
    padding: 4rem 0;
    background: white;
}

.description-card {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-radius: 1rem;
    padding: 2rem;
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    border-left: 4px solid #22c55e;
    box-shadow: 0 10px 25px rgba(34, 197, 94, 0.1);
}

.description-icon {
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, #22c55e 0%, #059669 100%);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.description-content h2 {
    color: #16a34a;
    margin-bottom: 1rem;
    font-size: 1.75rem;
}

.description-content p {
    color: #374151;
    line-height: 1.7;
    font-size: 1.1rem;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #1f2937;
}

.section-header h2 span {
    background: linear-gradient(135deg, #22c55e 0%, #059669 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header p {
    font-size: 1.125rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features {
    padding: 4rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, #22c55e 0%, #059669 100%);
}

.feature-card[data-color="blue"]::before {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
}

.feature-card[data-color="purple"]::before {
    background: linear-gradient(135deg, #a855f7 0%, #7c3aed 100%);
}

.feature-card[data-color="orange"]::before {
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    width: 4rem;
    height: 4rem;
    background: linear-gradient(135deg, #22c55e 0%, #059669 100%);
    border-radius: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 1.5rem;
    box-shadow: 0 10px 25px rgba(34, 197, 94, 0.25);
}

.feature-card[data-color="blue"] .feature-icon {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.25);
}

.feature-card[data-color="purple"] .feature-icon {
    background: linear-gradient(135deg, #a855f7 0%, #7c3aed 100%);
    box-shadow: 0 10px 25px rgba(168, 85, 247, 0.25);
}

.feature-card[data-color="orange"] .feature-icon {
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    box-shadow: 0 10px 25px rgba(249, 115, 22, 0.25);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: #1f2937;
}

.feature-card p {
    color: #6b7280;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.feature-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #22c55e;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s ease;
}

.feature-card[data-color="blue"] .feature-link {
    color: #3b82f6;
}

.feature-card[data-color="purple"] .feature-link {
    color: #a855f7;
}

.feature-card[data-color="orange"] .feature-link {
    color: #f97316;
}

.feature-link:hover {
    transform: translateX(5px);
}

/* Insight Section */
.insight {
    padding: 4rem 0;
    background: white;
}

.insight-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.insight-card {
    background: white;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    height: 450px;
    display: flex;
    flex-direction: column;
}

.insight-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.insight-header {
    position: relative;
    height: 135px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    overflow: hidden;
}

.insight-card[data-gradient="green"] .insight-header {
    background: linear-gradient(135deg, #22c55e 0%, #059669 100%);
}

.insight-card[data-gradient="blue"] .insight-header {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
}

.insight-card[data-gradient="purple"] .insight-header {
    background: linear-gradient(135deg, #a855f7 0%, #7c3aed 100%);
}

.insight-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    opacity: 1;
}

.insight-bg {
    font-size: 8rem;
    opacity: 0.4;
    position: relative;
    z-index: 2;
}

.insight-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.3);
    z-index: 3;
}

.insight-content {
    padding: 2rem;
    flex: 1;
}

.insight-content h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #1f2937;
}

.insight-content p {
    color: #6b7280;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.insight-details h4 {
    font-size: 1.125rem;
    color: #374151;
    margin-bottom: 0.75rem;
}

.insight-details ul {
    list-style: none;
    margin-bottom: 1rem;
}

.insight-details li {
    padding: 0.5rem 0;
    color: #6b7280;
    position: relative;
    padding-left: 1.5rem;
}

.insight-details li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #22c55e;
    font-weight: bold;
}

.insight-highlight {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    padding: 1rem;
    border-radius: 0.5rem;
    border-left: 4px solid #22c55e;
    margin-top: 1rem;
}

.insight-highlight strong {
    color: #16a34a;
}

/* Simulation Section */
.simulation {
    padding: 4rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.simulator-container {
    background: white;
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.simulator-header {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    color: white;
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.simulator-title h3 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.simulator-title p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
}

.simulator-icon {
    font-size: 3rem;
    opacity: 0.8;
}

.simulator-content {
    padding: 2rem;
}

.simulator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.input-title, .output-title {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    color: #1f2937;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.waste-options {
    display: grid;
    gap: 1rem;
    margin-bottom: 2rem;
}

.waste-option {
    display: flex;
    align-items: center;
    padding: 1rem;
    border: 2px solid #e5e7eb;
    border-radius: 0.75rem;
    cursor: pointer;
    transition: all 0.3s ease;
    background: white;
}

.waste-option:hover {
    border-color: #3b82f6;
    background: #f0f9ff;
}

.waste-option.active {
    border-color: #3b82f6;
    background: #eff6ff;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.waste-icon {
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    margin-right: 1rem;
    flex-shrink: 0;
}

.waste-info {
    flex: 1;
}

.waste-info h5 {
    font-size: 1rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 0.25rem;
}

.waste-info p {
    font-size: 0.875rem;
    color: #6b7280;
    margin: 0;
}

.waste-check {
    width: 1.5rem;
    height: 1.5rem;
    background: #3b82f6;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    opacity: 0;
    transform: scale(0);
    transition: all 0.3s ease;
}

.waste-option.active .waste-check {
    opacity: 1;
    transform: scale(1);
}

/* Form Input */
.input-form {
    background: #f8fafc;
    padding: 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid #e5e7eb;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.form-group label {
    font-weight: 600;
    color: #374151;
}

.form-group input {
    padding: 0.75rem;
    border: 2px solid #e5e7eb;
    border-radius: 0.5rem;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.btn-calculate {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    color: white;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-calculate:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

/* Output Section */
.output-content {
    display: grid;
    gap: 1.5rem;
}

.output-card {
    background: #f8fafc;
    padding: 1.5rem;
    border-radius: 0.75rem;
    border: 1px solid #e5e7eb;
}

.output-card h5 {
    font-size: 1rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.output-card.technology {
    background: linear-gradient(135deg, #eff6ff 0%, #dbeafe 100%);
    border-color: #3b82f6;
}

.tech-result {
    font-size: 1.25rem;
    font-weight: 700;
    color: #1d4ed8;
    margin-bottom: 0.75rem;
}

.tech-recommendation {
    color: #374151;
    line-height: 1.6;
    font-size: 0.95rem;
}

.output-card.calculation {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-color: #22c55e;
}

.calculation-result {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
}

.result-value {
    font-size: 2rem;
    font-weight: 800;
    color: #16a34a;
}

.result-unit {
    font-size: 1rem;
    color: #6b7280;
    font-weight: 500;
}

.calculation-formula {
    color: #6b7280;
    font-size: 0.875rem;
}

.emission-scale {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem;
    margin-top: 1rem;
}

.scale-item {
    text-align: center;
    padding: 0.5rem;
    background: white;
    border-radius: 0.5rem;
    border: 1px solid #e5e7eb;
}

.scale-item span:first-child {
    display: block;
    font-weight: 600;
    color: #1f2937;
    font-size: 0.875rem;
}

.scale-label {
    font-size: 0.75rem;
    color: #6b7280;
    margin-top: 0.25rem;
}

/* Regulation Section */
.regulation {
    padding: 4rem 0;
    background: white;
}

.regulation-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 3rem;
}

.regulation-card {
    background: white;
    border-radius: 1rem;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.regulation-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
}

.regulation-icon {
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.regulation-header h3 {
    font-size: 1.5rem;
    color: #1f2937;
}

.certification-card {
    background: #f8fafc;
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid #e5e7eb;
}

.cert-header {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1rem;
}

.cert-logo {
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 1rem;
    flex-shrink: 0;
}

.cert-logo.green {
    background: linear-gradient(135deg, #22c55e 0%, #059669 100%);
}

.cert-info h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 0.5rem;
}

.cert-info p {
    color: #6b7280;
    line-height: 1.6;
    margin: 0;
}

.cert-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    background: #3b82f6;
    color: white;
}

.tag.green {
    background: #22c55e;
}

.tag.blue {
    background: #3b82f6;
}

.tag.orange {
    background: #f97316;
}

.law-card {
    background: #f8fafc;
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border: 1px solid #e5e7eb;
}

.law-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.law-icon {
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.law-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 0.25rem;
}

.law-info p {
    color: #6b7280;
    font-size: 0.875rem;
    margin: 0;
}

.law-content ul {
    list-style: none;
    margin: 0;
}

.law-content li {
    padding: 0.5rem 0;
    color: #6b7280;
    position: relative;
    padding-left: 1.5rem;
    font-size: 0.95rem;
}

.law-content li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #8b5cf6;
    font-weight: bold;
}

/* Policy Section */
.policy-section {
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    padding: 2rem;
    border-radius: 1rem;
    margin-top: 2rem;
}

.policy-section .section-header h3 {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.policy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.policy-item {
    background: white;
    padding: 1.5rem;
    border-radius: 0.75rem;
    text-align: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.policy-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
}

.policy-icon {
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, #22c55e 0%, #059669 100%);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    margin: 0 auto 1rem;
    font-size: 1.25rem;
}

.policy-item h4 {
    font-size: 1.125rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 0.5rem;
}

.policy-item p {
    color: #6b7280;
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.5;
}

/* Contact Section */
.contact {
    padding: 4rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.contact-container {
    background: white;
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.contact-header {
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
    color: white;
    padding: 2rem;
    text-align: center;
}

.contact-header-icon {
    width: 4rem;
    height: 4rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 2rem;
}

.contact-header h3 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.contact-header p {
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    font-size: 1.125rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    padding: 2rem;
}

.contact-card {
    display: flex;
    align-items: center;
    padding: 1.5rem;
    background: #f8fafc;
    border-radius: 0.75rem;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.contact-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.contact-card[data-color="blue"]:hover {
    border-color: #3b82f6;
    background: #eff6ff;
}

.contact-card[data-color="green"]:hover {
    border-color: #22c55e;
    background: #f0fdf4;
}

.contact-card[data-color="pink"]:hover {
    border-color: #ec4899;
    background: #fdf2f8;
}

.contact-card[data-color="purple"]:hover {
    border-color: #a855f7;
    background: #faf5ff;
}

.contact-card[data-color="cyan"]:hover {
    border-color: #06b6d4;
    background: #f0fdfa;
}

.contact-icon {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    margin-right: 1rem;
    flex-shrink: 0;
}

.contact-card[data-color="blue"] .contact-icon {
    background: linear-gradient(135deg, #3b82f6 0%, #1d4ed8 100%);
}

.contact-card[data-color="green"] .contact-icon {
    background: linear-gradient(135deg, #22c55e 0%, #059669 100%);
}

.contact-card[data-color="pink"] .contact-icon {
    background: linear-gradient(135deg, #ec4899 0%, #db2777 100%);
}

.contact-card[data-color="purple"] .contact-icon {
    background: linear-gradient(135deg, #a855f7 0%, #7c3aed 100%);
}

.contact-card[data-color="cyan"] .contact-icon {
    background: linear-gradient(135deg, #06b6d4 0%, #0891b2 100%);
}

.contact-info h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 0.25rem;
}

.contact-info p {
    color: #6b7280;
    margin: 0;
    font-size: 0.95rem;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #1f2937 0%, #111827 100%);
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.footer-logo .logo {
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, #22c55e 0%, #059669 100%);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 1.25rem;
}

.footer-logo h3 {
    font-size: 1.25rem;
    margin: 0;
}

.footer-logo p {
    font-size: 0.75rem;
    color: #9ca3af;
    margin: 0;
}

.footer-brand p {
    color: #9ca3af;
    line-height: 1.6;
    max-width: 400px;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.footer-links h4 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: white;
}

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

.footer-links li {
    margin-bottom: 0.5rem;
}

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #22c55e;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    color: #9ca3af;
}

.footer-bottom p {
    margin: 0;
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .desktop-menu {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .mobile-menu {
        display: block;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        border-top: 1px solid rgba(34, 197, 94, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .mobile-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.75rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .description-card {
        flex-direction: column;
        text-align: center;
    }
    
    .simulator-grid {
        grid-template-columns: 1fr;
    }
    
    .regulation-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
}

@media (max-width: 480px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .insight-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .policy-grid {
        grid-template-columns: 1fr;
    }
    
    .cert-header {
        flex-direction: column;
        text-align: center;
    }

    .law-header {
        flex-direction: column;
        text-align: center;
    }
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    animation: fadeIn 0.3s ease-out;
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 0;
    border-radius: 1rem;
    width: 90%;
    max-width: 800px;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
    animation: slideIn 0.3s ease-out;
}

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

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal-header {
    background: linear-gradient(135deg, #22c55e 0%, #059669 100%);
    color: white;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 1rem 1rem 0 0;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
}

.close {
    color: white;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s ease;
    width: 2rem;
    height: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
}

.close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.modal-body {
    padding: 2rem;
    line-height: 1.7;
}

.modal-body h3 {
    color: #16a34a;
    margin-bottom: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-body h4 {
    color: #374151;
    margin: 1.5rem 0 0.75rem 0;
    font-size: 1.125rem;
    font-weight: 600;
}

.modal-body ul {
    margin-bottom: 1.5rem;
    padding-left: 1rem;
}

.modal-body li {
    margin-bottom: 0.5rem;
    color: #6b7280;
    position: relative;
    padding-left: 1rem;
}

.modal-body li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #22c55e;
    font-weight: bold;
}

.modal-body strong {
    color: #16a34a;
    font-weight: 600;
}

/* Responsive Modal */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        margin: 10% auto;
        max-height: 85vh;
    }

    .modal-header {
        padding: 1rem 1.5rem;
    }

    .modal-header h2 {
        font-size: 1.25rem;
    }

    .modal-body {
        padding: 1.5rem;
    }
}