/* ===========================
   CSS Reset & Base Styles
   =========================== */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

/* ===========================
   Color Palette
   =========================== */

:root {
    --primary-blue: #1e3a8a;
    --secondary-blue: #3b82f6;
    --gold: #d4af37;
    --dark-gray: #1f2937;
    --medium-gray: #6b7280;
    --light-gray: #f3f4f6;
    --white: #ffffff;
    --border-color: #e5e7eb;
}

/* ===========================
   Typography
   =========================== */

h1, h2, h3, h4, h5, h6 {
    font-family: Georgia, 'Times New Roman', serif;
    font-weight: 600;
    line-height: 1.2;
    color: var(--dark-gray);
    margin-bottom: 1rem;
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

h4 {
    font-size: 1.25rem;
}

p {
    margin-bottom: 1rem;
    color: var(--medium-gray);
}

a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--secondary-blue);
}

/* ===========================
   Layout
   =========================== */

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

section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.25rem;
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.section-intro {
    text-align: center;
    font-size: 1.125rem;
    color: var(--medium-gray);
    max-width: 700px;
    margin: 0 auto 3rem;
}

/* ===========================
   Header
   =========================== */

.site-header {
    background-color: var(--white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

.logo img {
    height: 60px;
    width: auto;
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.main-nav a {
    font-weight: 500;
    color: var(--dark-gray);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.main-nav a:hover,
.main-nav a.active {
    color: var(--primary-blue);
    background-color: var(--light-gray);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--dark-gray);
    transition: all 0.3s ease;
}

/* ===========================
   Hero Section
   =========================== */

.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #2563eb 100%);
    color: var(--white);
    text-align: center;
    padding: 120px 0;
}

.hero-content h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

/* ===========================
   Buttons
   =========================== */

.btn {
    display: inline-block;
    padding: 12px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    text-align: center;
}

.btn-primary {
    background-color: var(--gold);
    color: var(--dark-gray);
    border-color: var(--gold);
}

.btn-primary:hover {
    background-color: #c5a028;
    border-color: #c5a028;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.4);
}

.btn-secondary {
    background-color: var(--white);
    color: var(--primary-blue);
    border-color: var(--white);
}

.btn-secondary:hover {
    background-color: var(--light-gray);
    transform: translateY(-2px);
}

/* ===========================
   Services Overview
   =========================== */

.services-overview {
    background-color: var(--light-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.12);
}

.service-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 1.5rem;
    color: var(--primary-blue);
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-blue);
}

.service-card p {
    margin-bottom: 1.5rem;
}

.service-link {
    color: var(--primary-blue);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.service-link:hover {
    color: var(--secondary-blue);
}

/* ===========================
   Value Propositions
   =========================== */

.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-item {
    text-align: center;
    padding: 2rem;
}

.value-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--gold);
    font-family: Georgia, serif;
    margin-bottom: 1rem;
}

.value-item h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

/* ===========================
   CTA Section
   =========================== */

.cta-section {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #2563eb 100%);
    color: var(--white);
    text-align: center;
}

.cta-content h2 {
    color: var(--white);
    margin-bottom: 1rem;
}

.cta-content p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: 2rem;
}

/* ===========================
   Footer
   =========================== */

.site-footer {
    background-color: var(--dark-gray);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-logo {
    height: 50px;
    margin-bottom: 1rem;
}

.footer-info p,
.footer-contact p {
    color: rgba(255, 255, 255, 0.8);
}

.footer-links h4,
.footer-contact h4 {
    color: var(--gold);
    margin-bottom: 1rem;
}

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

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    display: block;
    padding: 0.25rem 0;
    transition: color 0.3s ease;
}

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

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

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
}

/* ===========================
   Page Header
   =========================== */

.page-header {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #2563eb 100%);
    color: var(--white);
    text-align: center;
    padding: 80px 0;
}

.page-header h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: 1rem;
}

.page-header p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
}

/* ===========================
   O Nama Page
   =========================== */

.company-story,
.mission-vision,
.values-section,
.team-section,
.certifications {
    padding: 80px 0;
}

.content-section {
    max-width: 800px;
    margin: 0 auto;
}

.content-section p {
    font-size: 1.125rem;
    line-height: 1.8;
}

.mv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
    margin-top: 2rem;
}

.mv-item {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--gold);
}

.mv-item h3 {
    color: var(--primary-blue);
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.values-section {
    background-color: var(--light-gray);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.value-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.value-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0,0,0,0.12);
}

.value-card h4 {
    color: var(--primary-blue);
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.team-member {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 8px;
    border-top: 4px solid var(--gold);
}

.member-info h3 {
    color: var(--primary-blue);
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.member-role {
    color: var(--gold);
    font-weight: 600;
    font-size: 1.125rem;
    margin-bottom: 1rem;
}

.member-description {
    font-size: 1rem;
    line-height: 1.7;
}

.certifications {
    background-color: var(--light-gray);
}

.cert-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.cert-item {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
}

.cert-item h4 {
    color: var(--primary-blue);
    font-size: 1.5rem;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid var(--gold);
}

.cert-item ul {
    list-style: none;
}

.cert-item li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--medium-gray);
}

.cert-item li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--gold);
    font-weight: bold;
}

/* ===========================
   Services Detail Page
   =========================== */

.service-detail {
    padding: 80px 0;
}

.service-detail.alt-bg {
    background-color: var(--light-gray);
}

.service-header {
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    margin-bottom: 3rem;
}

.service-icon-large {
    width: 80px;
    height: 80px;
    color: var(--primary-blue);
    flex-shrink: 0;
}

.service-icon-large svg {
    width: 100%;
    height: 100%;
}

.service-title-block h2 {
    color: var(--primary-blue);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.service-tagline {
    font-size: 1.25rem;
    color: var(--medium-gray);
    font-style: italic;
}

.service-intro {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: 3rem;
    color: var(--dark-gray);
}

.service-items {
    display: grid;
    gap: 2rem;
    margin-bottom: 3rem;
}

.service-item {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--gold);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.service-detail.alt-bg .service-item {
    background: var(--white);
}

.service-item h4 {
    color: var(--primary-blue);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-item ul {
    list-style: none;
}

.service-item li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--medium-gray);
}

.service-item li:before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--gold);
    font-weight: bold;
    font-size: 1.25rem;
}

.service-benefits {
    background: var(--primary-blue);
    color: var(--white);
    padding: 3rem;
    border-radius: 8px;
    margin-top: 3rem;
}

.service-benefits h3 {
    color: var(--white);
    font-size: 2rem;
    margin-bottom: 2rem;
    text-align: center;
}

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

.benefit-item {
    background: rgba(255, 255, 255, 0.1);
    padding: 1.5rem;
    border-radius: 6px;
    text-align: center;
    font-weight: 500;
    color: var(--white);
}

/* ===========================
   Contact Page
   =========================== */

.contact-section {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contact-form-wrapper h2,
.contact-info-wrapper h2 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.contact-form {
    margin-top: 2rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--dark-gray);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

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

.form-group textarea {
    resize: vertical;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 6px;
    display: none;
}

.form-message.success {
    background-color: #d1fae5;
    color: #065f46;
    display: block;
}

.form-message.error {
    background-color: #fee2e2;
    color: #991b1b;
    display: block;
}

.contact-info-items {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-info-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.contact-icon {
    width: 40px;
    height: 40px;
    color: var(--primary-blue);
    flex-shrink: 0;
}

.contact-icon svg {
    width: 100%;
    height: 100%;
}

.contact-text h4 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.contact-text p {
    color: var(--medium-gray);
}

.contact-cta {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 8px;
    margin-top: 2rem;
    border-left: 4px solid var(--gold);
}

.contact-cta h3 {
    color: var(--primary-blue);
    margin-bottom: 0.75rem;
}

.map-section {
    background-color: var(--light-gray);
    padding: 60px 0;
}

.map-wrapper {
    margin-top: 2rem;
    border-radius: 8px;
    overflow: hidden;
}

.map-placeholder {
    background: var(--white);
    padding: 100px;
    text-align: center;
    border: 2px dashed var(--border-color);
}

.map-placeholder p {
    color: var(--medium-gray);
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.map-placeholder-small {
    font-size: 1rem;
}

.faq-section {
    padding: 80px 0;
}

.faq-list {
    max-width: 800px;
    margin: 3rem auto 0;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.faq-item {
    background: var(--light-gray);
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--gold);
}

.faq-item h4 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.faq-item p {
    color: var(--medium-gray);
}