* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-orange: #F97316;
    --orange-dark: #EA580C;
    --orange-light: #FED7AA;
    --orange-lightest: #FFF7ED;
    --neutral-900: #111827;
    --neutral-800: #1F2937;
    --neutral-600: #4B5563;
    --neutral-100: #F3F4F6;
    --white: #FFFFFF;
    --shadow-sm: 0 1px 3px 0 rgb(0 0 0 / 0.1);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--neutral-900);
    background: var(--white);
}

/* Typography */
.display-1 {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 300;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.heading-1 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    font-weight: 400;
    letter-spacing: -0.01em;
    line-height: 1.2;
}

.heading-2 {
    font-size: clamp(1.5rem, 3vw, 1.875rem);
    font-weight: 400;
    line-height: 1.3;
}

.text-lg {
    font-size: 1.125rem;
    line-height: 1.75;
    font-weight: 300;
}

/* Navigation */
nav {
    position: fixed;
    width: 100%;
    top: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transition: all 0.3s ease;
}

nav.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 1.25rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 1rem;
    cursor: pointer;
}

.logo {
    width: 40px;
    height: 40px;
    position: relative;
}

.logo svg {
    width: 100%;
    height: 100%;
}

.brand-text {
    display: flex;
    align-items: center;
}

.brand-name {
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    color: var(--primary-orange);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    color: var(--neutral-800);
    text-decoration: none;
    font-weight: 400;
    font-size: 0.95rem;
    transition: color 0.2s ease;
    position: relative;
}

.nav-links a:hover {
    color: var(--primary-orange);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-orange);
    transition: width 0.2s ease;
}

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

/* Hero Section with Indonesian Tile Pattern */
.hero {
    margin-top: 75px;
    min-height: calc(100vh - 75px);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: url('https://melatinusantara.github.io/sumbu-nusantara/assets/images/batik-img.jpg') center/cover no-repeat;
}

/* Dark overlay for text readability */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* background: linear-gradient(135deg, rgba(249, 115, 22, 0.88) 0%, rgba(234, 88, 12, 0.88) 100%); */
    z-index: 1;
}

/* Additional pattern overlay */
.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* background-image: 
        repeating-linear-gradient(45deg, transparent, transparent 35px, rgba(255,255,255,.05) 35px, rgba(255,255,255,.05) 70px),
        repeating-linear-gradient(-45deg, transparent, transparent 35px, rgba(255,255,255,.05) 35px, rgba(255,255,255,.05) 70px); */
    z-index: 2;
}

.hero-content {
    text-align: center;
    padding: 2rem;
    max-width: 900px;
    z-index: 2;
    color: var(--white);
    position: relative;

     /* Tambahan penting */
    background: rgba(0, 0, 0, 0.35); /* sedikit gelap supaya teks kontras */
    backdrop-filter: blur(6px); /* blur background di belakang container */
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.hero-badge {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50px;
    font-size: 0.75rem;
    color: var(--white);
    margin-bottom: 2rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-title {
    margin-bottom: 1.5rem;
    font-weight: 700;
    font-size: clamp(3rem, 7vw, 4.5rem);
    letter-spacing: -0.02em;
    text-transform: uppercase;
    text-shadow: 0 3px 12px rgba(0, 0, 0, 0.8); /* TEKS LEBIH KONTRAS */
}

.hero-description {
    margin-bottom: 3rem;
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
    opacity: 1;
    font-size: 1.3rem;
    line-height: 1.7;
    font-weight: 500;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.75); /* BIKIN TULISAN LEBIH TERBACA */
}

.cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 0.875rem 2rem;
    border-radius: 6px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    display: inline-block;
    font-size: 0.95rem;
}

.btn-primary {
    background: var(--primary-orange);
    color: var(--white);
    box-shadow: 0 8px 20px rgba(249, 115, 22, 0.5);
    backdrop-filter: blur(4px);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 15px 30px rgba(249, 115, 22, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(6px);
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.4);
}

.btn-secondary:hover {
    background: var(--white);
    color: var(--primary-orange);
    transform: translateY(-3px) scale(1.03);
}

/* Section Styles */
section {
    padding: 5rem 2rem;
}

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

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    color: var(--neutral-900);
    margin-bottom: 1rem;
}

.section-subtitle {
    color: var(--neutral-600);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    background: var(--orange-lightest);
}

.mission-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.mission-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    border-top: 3px solid var(--primary-orange);
}

.mission-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.mission-icon {
    width: 48px;
    height: 48px;
    background: var(--orange-lightest);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
    color: var(--primary-orange);
}

.mission-title {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--neutral-900);
}

.mission-description {
    color: var(--neutral-600);
    line-height: 1.7;
}

/* Services Section */
.services {
    background: var(--white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.service-card {
    position: relative;
    padding: 2rem;
    border-radius: 8px;
    background: var(--white);
    border: 1px solid var(--orange-light);
    transition: all 0.3s ease;
    cursor: pointer;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-orange), var(--orange-dark));
    border-radius: 8px 8px 0 0;
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

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

.service-icon {
    width: 40px;
    height: 40px;
    background: var(--orange-lightest);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-orange);
}

.service-title {
    font-size: 1.125rem;
    color: var(--neutral-900);
    font-weight: 500;
}

.service-description {
    color: var(--neutral-600);
    line-height: 1.6;
}

.service-arrow {
    position: absolute;
    bottom: 1.5rem;
    right: 1.5rem;
    color: var(--primary-orange);
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.service-card:hover .service-arrow {
    opacity: 1;
    transform: translateX(0);
}

/* Process Section */
.process {
    background: linear-gradient(180deg, var(--white) 0%, var(--orange-lightest) 100%);
}

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 56px;
    height: 56px;
    background: var(--primary-orange);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.25rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
}

.step-title {
    font-size: 1.125rem;
    color: var(--neutral-900);
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.step-description {
    font-size: 0.875rem;
    color: var(--neutral-600);
    line-height: 1.5;
}

/* Stats Section */
.stats {
    background: var(--primary-orange);
    color: var(--white);
    padding: 4rem 2rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    text-align: center;
}

.stat-item {
    padding: 1rem;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.9;
}

/* Contact Section */
.contact {
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 4rem;
}

.contact-info {
    padding: 2rem;
}

.contact-info h3 {
    color: var(--neutral-900);
    margin-bottom: 2rem;
    font-size: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-icon {
    width: 40px;
    height: 40px;
    background: var(--orange-lightest);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-orange);
}

.contact-details {
    flex: 1;
}

.contact-label {
    font-size: 0.75rem;
    color: var(--neutral-600);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.contact-value {
    color: var(--neutral-900);
    font-weight: 500;
}

.contact-value a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}

.contact-value a:hover {
    color: var(--primary-orange);
}

.contact-form {
    background: var(--orange-lightest);
    padding: 2rem;
    border-radius: 8px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--neutral-900);
    font-weight: 500;
    font-size: 0.875rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--orange-light);
    border-radius: 4px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.2s ease;
    background: var(--white);
}

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

.btn-submit {
    width: 100%;
    background: var(--primary-orange);
    color: var(--white);
    padding: 0.875rem;
    border: none;
    border-radius: 4px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-submit:hover {
    background: var(--orange-dark);
    transform: translateY(-1px);
}

/* Footer */
footer {
    background: var(--neutral-900);
    color: var(--white);
    padding: 3rem 2rem 2rem;
}

.footer-content {
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

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

.footer-logo {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.footer-description {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--primary-orange);
}

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

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.875rem;
    transition: color 0.2s ease;
}

.footer-links a:hover {
    color: var(--primary-orange);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.875rem;
}

/* Mobile Menu */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--neutral-900);
    margin: 5px 0;
    transition: all 0.3s ease;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 75px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 75px);
        background: var(--white);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-lg);
    }

    .nav-links.active {
        left: 0;
    }

    .menu-toggle {
        display: block;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .hero {
        background-attachment: scroll;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

[data-animate] {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}