/* ========================================
   JETBAC - Luxury Business Aviation Centre
   Inspired by premium aviation aesthetics
   ======================================== */

/* ROOT & RESET */
:root {
    --gold: #D4AF37;
    --gold-light: #E8C56A;
    --gold-dark: #B8941F;
    --black: #000000;
    --dark: #0a0a0a;
    --dark-charcoal: #1a1a1a;
    --white: #ffffff;
    --cream: #FAF8F5;
    --cream-dark: #F5F2ED;
    --text: #2c2c2c;
    --text-light: #666666;
    --gray: #888888;
    --gray-light: #CCCCCC;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--text);
    line-height: 1.8;
    font-size: 16px;
    overflow-x: hidden;
    background: var(--white);
}

body.menu-open {
    overflow: hidden;
    touch-action: none;
}


.container {
    max-width: 1200px; /* lebih elegan & fokus */
    margin: 0 auto;
    padding: 0 32px;
}


.container-full {
    width: 100%;
    max-width: 1600px;
    margin: 0 auto;
}

/* TYPOGRAPHY */
h1, h2, h3, h4, h5, h6 {
    font-weight: 300;
    color: var(--dark);
    line-height: 1.3;
    margin-bottom: 20px;
}

h1 { font-size: 72px; letter-spacing: 2px; }
h2 { font-size: 48px; letter-spacing: 1px; }
h3 { font-size: 32px; }
h4 { font-size: 24px; }

p {
    font-size: 16px;
    line-height: 1.9;
    color: var(--text-light);
    margin-bottom: 20px;
}

.title-line {
    width: 80px;
    height: 2px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    margin: 25px 0;
}

.title-line.centered {
    margin: 25px auto;
}

/* =====================================
   NAVIGATION - Luxury Sticky Header
   ===================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    padding: 20px 0;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    width: 100%;
}

.navbar.scrolled {
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    padding: 15px 0;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
    transition: all 0.3s ease;
}

.navbar.scrolled .logo img {
    height: 30px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 45px;
    align-items: center;
    z-index: 9999;
}

.nav-menu a {
    color: var(--white);
    text-decoration: none;
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: all 0.3s ease;
    position: relative;
    padding: 8px 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gold);
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--gold);
}

.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 20px);
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    min-width: 280px;
    padding: 20px 0;
    opacity: 0;
    visibility: hidden;
    list-style: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    top: calc(100% + 10px);
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: 12px 30px;
    font-size: 13px;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}

.dropdown-menu a::after {
    display: none;
}

.dropdown-menu a:hover {
    background: rgba(212, 175, 55, 0.1);
    padding-left: 40px;
}

/* Contact Button */
.btn-contact-nav {
    padding: 12px 32px;
    background: transparent;
    color: var(--white);
    text-decoration: none;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: 2px solid var(--gold);
    border-radius: 30px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-contact-nav:hover {
    background: var(--gold);
    color: var(--dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
    z-index: 10000;
    pointer-events: auto;
    touch-action: manipulation;    
}

.hamburger span {
    width: 28px;
    height: 2px;
    background: var(--white);
    transition: all 0.3s ease;
    border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* =====================================
   HERO SECTION - Video Background
   ===================================== */
.hero-video {
    position: relative;
    height: 100vh;
    min-height: 700px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-video-bg {
    position: absolute;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    transform: translate(-50%, -50%);
    object-fit: cover;
    z-index: 1;
}

.hero-video-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.3) 0%,
        rgba(0, 0, 0, 0.5) 50%,
        rgba(0, 0, 0, 0.7) 100%
    );
    z-index: 2;
}

.hero-video-content {
    position: relative;
    z-index: 3;
    text-align: center;
    color: var(--white);
    animation: fadeInUp 1.2s ease-out;
}

/* HERO LOGO */
.hero-logo {
    margin-bottom: 30px;
    display: flex;
    justify-content: center;
}

.hero-logo img {
    height: 100px;              /* desktop size */
    max-width: 260px;
    object-fit: contain;
    opacity: 0.95;
    filter: drop-shadow(0 6px 20px rgba(0,0,0,0.4));
}

.hero-main-title {
    font-size: 85px;
    font-weight: 200;
    letter-spacing: 4px;
    margin-bottom: 30px;
    color: var(--white);
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.hero-main-subtitle {
    font-size: 22px;
    font-weight: 300;
    letter-spacing: 8px;
    color: var(--gold);
    text-transform: uppercase;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.scroll-down {
    position: absolute;
    bottom: 50px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    text-align: center;
    color: var(--white);
    font-size: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: float 3s ease-in-out infinite;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--gold), transparent);
    margin: 15px auto 0;
    animation: scrollLine 2s ease-in-out infinite;
}

/* =====================================
   PAGE HEADER - Interior Pages
   ===================================== */
.page-header {
    position: relative;
    height: 60vh;
    min-height: 420px;
    background: linear-gradient(135deg, var(--dark) 0%, var(--dark-charcoal) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 80px;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><path d="M0,300 Q300,250 600,300 T1200,300" fill="none" stroke="rgba(212,175,55,0.1)" stroke-width="2"/></svg>');
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

.page-header-content {
    text-align: center;
    color: var(--white);
    position: relative;
    z-index: 2;
    animation: fadeInUp 1s ease-out;
}

.page-header-content h1 {
    font-size: 68px;
    font-weight: 200;
    color: var(--white);
    margin-bottom: 20px;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.page-header-content p {
    font-size: 20px;
    color: var(--gold);
    letter-spacing: 3px;
    text-transform: uppercase;
}

/* =====================================
   SECTIONS - General Styling
   ===================================== */
section {
    padding: 120px 0;
    position: relative;
}

.section-welcome {
    background: var(--white);
}

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

.welcome-image .image-box {
    height: 600px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.welcome-image .image-box:hover {
    transform: scale(1.02);
}

.welcome-text h2 {
    font-size: 52px;
    font-weight: 200;
    margin-bottom: 15px;
}

.welcome-text p {
    font-size: 17px;
    line-height: 2;
    color: var(--text-light);
}

/* =====================================
   SERVICE GRID - Alternating Layout
   ===================================== */
.services-grid-section {
    background: var(--cream);
}

.service-row {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 0;
    align-items: center;
    min-height: 700px;
    margin-bottom: 0;
}

.service-row.reverse {
    grid-template-columns: 1fr 1.2fr;
}

.service-row.reverse .service-image {
    order: 2;
}

.service-row.reverse .service-content {
    order: 1;
}

.service-image {
    height: 700px;
    position: relative;
    overflow: hidden;
}

.service-image .image-box {
    width: 100%;
    height: 100%;
    transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-row:hover .service-image .image-box {
    transform: scale(1.05);
}

.service-content {
    padding: 72px 64px;
    background: var(--white);
}

.service-row:nth-child(even) .service-content {
    background: var(--cream-dark);
}

.service-content h2 {
    font-size: 42px;
    font-weight: 200;
    color: var(--dark);
    margin-bottom: 15px;
}

.service-content h3 {
    font-size: 20px;
    font-weight: 500;
    color: var(--gold);
    margin-bottom: 30px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.service-content p {
    font-size: 16px;
    line-height: 2;
    color: var(--text-light);
    margin-bottom: 25px;
}

.service-tagline {
    font-size: 15px;
    font-style: italic;
    color: var(--gold-dark);
    font-weight: 500;
    margin-top: 30px;
}

.service-highlight-grid {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 32px;
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 80px;
    align-items: center;
}

.service-highlight-image {
    width: 100%;
    aspect-ratio: 1 / 1;     /* FIX SQUARE */
    max-width: 520px;        /* ukuran luxury */
    margin: 0 auto;
    position: relative;
}

.service-highlight-image .image-box {
    width: 100%;
    height: 100%;
    border-radius: 12px;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.18);
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-highlight-image .image-box:hover {
    transform: scale(1.03);
}


.service-highlight-reverse .service-highlight-grid {
    grid-template-columns: 1fr 1.1fr;
}


/* =====================================
   IMAGE BOXES & PLACEHOLDERS
   ===================================== */
.image-box {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #e8e8e8, #d0d0d0);
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.image-placeholder {
    text-align: center;
    padding: 40px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 8px;
    border: 2px dashed var(--gold);
}

.image-placeholder p {
    font-size: 16px;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 10px;
}

.image-placeholder small {
    font-size: 13px;
    color: var(--gray);
}

/* =====================================
   VIDEO SECTION
   ===================================== */
.video-feature-section {
    background: var(--dark-charcoal);
    color: var(--white);
    text-align: center;
}

.video-feature-section h2 {
    color: var(--white);
    font-size: 52px;
}

.video-container {
    max-width: 1000px;
    margin: 60px auto 0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
    position: relative;
}

.feature-video {
    width: 100%;
    height: auto;
    display: block;
}

.video-placeholder {
    padding: 100px 40px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px dashed rgba(212, 175, 55, 0.3);
}

/* =====================================
   PARTNERS SECTION
   ===================================== */
.partners-section {
    background: var(--white);
    text-align: center;
}

.section-intro {
    max-width: 700px;
    margin: 0 auto 60px;
    font-size: 18px;
    color: var(--text-light);
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px;
    max-width: 900px;
    margin: 0 auto;
}

.partner-card {
    background: var(--cream);
    padding: 60px 40px;
    border-radius: 8px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.partner-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.partner-logo-box {
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 30px;
    position: relative;
}

.partner-logo-box img {
    max-width: 200px;
    max-height: 80px;
    object-fit: contain;
}

.logo-placeholder {
    font-size: 28px;
    font-weight: 300;
    color: var(--gold);
    letter-spacing: 2px;
}

.partner-card h3 {
    font-size: 26px;
    font-weight: 400;
    margin-bottom: 15px;
}

.partner-card p {
    font-size: 15px;
    color: var(--text-light);
}

/* =====================================
   DEVELOPMENT SECTION
   ===================================== */
.development-section {
    background: var(--cream-dark);
}

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

.development-list {
    list-style: none;
    margin-top: 30px;
}

.development-list li {
    padding: 15px 0 15px 35px;
    position: relative;
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.8;
}

.development-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: 15px;
    color: var(--gold);
    font-size: 20px;
    font-weight: bold;
}

.development-image .image-box {
    height: 550px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

/* =====================================
   CTA SECTION
   ===================================== */
.cta-section {
    position: relative;
    background: linear-gradient(135deg, var(--dark) 0%, var(--black) 100%);
    text-align: center;
    color: var(--white);
    padding: 150px 0;
    overflow: hidden;
}

.cta-overlay {
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 400"><circle cx="100" cy="200" r="150" fill="rgba(212,175,55,0.05)"/><circle cx="1100" cy="200" r="200" fill="rgba(212,175,55,0.03)"/></svg>');
    opacity: 0.5;
}

.cta-section h2 {
    color: var(--white);
    font-size: 58px;
    font-weight: 200;
    margin-bottom: 20px;
}

.cta-section p {
    color: var(--gold);
    font-size: 20px;
    margin-bottom: 50px;
    letter-spacing: 1px;
}

.btn-primary-large {
    display: inline-block;
    padding: 20px 60px;
    background: var(--gold);
    color: var(--dark);
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    border: 2px solid var(--gold);
    border-radius: 30px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 2;
}

.btn-primary-large:hover {
    background: transparent;
    color: var(--gold);
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(212, 175, 55, 0.3);
}

/* =====================================
   CONTENT GRIDS
   ===================================== */
.content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 50px;
    margin-top: 60px;
}

.content-box {
    padding: 50px;
    background: var(--cream);
    border-left: 4px solid var(--gold);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.content-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0;
    height: 100%;
    background: rgba(212, 175, 55, 0.05);
    transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 0;
}

.content-box:hover::before {
    width: 100%;
}

.content-box:hover {
    transform: translateX(10px);
    box-shadow: -10px 10px 40px rgba(0, 0, 0, 0.1);
}

.content-box h3 {
    font-size: 26px;
    font-weight: 400;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.content-box p {
    font-size: 15px;
    line-height: 1.9;
    position: relative;
    z-index: 1;
}

/* =====================================
   FEATURES GRID
   ===================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 50px;
    margin-top: 60px;
}

.feature-box {
    background: var(--white);
    padding: 60px 40px;
    text-align: center;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.feature-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.feature-box:hover::before {
    transform: scaleX(1);
}

.feature-box:hover {
    transform: translateY(-15px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    font-size: 56px;
    margin-bottom: 30px;
    color: var(--gold);
}

.feature-box h3 {
    font-size: 24px;
    font-weight: 400;
    margin-bottom: 20px;
}

.feature-box p {
    font-size: 15px;
    line-height: 1.8;
}

/* =====================================
   CONTACT FORM
   ===================================== */
.contact-form {
    max-width: 900px;
    margin: 60px auto 0;
    background: var(--white);
    padding: 60px;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.form-group {
    margin-bottom: 30px;
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 12px;
    color: var(--dark);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--gray-light);
    border-radius: 4px;
    font-family: 'Montserrat', sans-serif;
    font-size: 15px;
    color: var(--dark);
    transition: all 0.3s ease;
    background: var(--white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--gold);
    box-shadow: 0 0 0 3px rgba(212, 175, 55, 0.1);
}

.form-group textarea {
    min-height: 180px;
    resize: vertical;
}

.btn-submit {
    padding: 18px 60px;
    background: var(--gold);
    color: var(--dark);
    border: 2px solid var(--gold);
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    cursor: pointer;
    border-radius: 30px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-submit:hover {
    background: transparent;
    color: var(--gold);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
}

/* =====================================
   FOOTER
   ===================================== */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 100px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    height: 50px;
    margin-bottom: 25px;
}

.footer-col p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.9;
}

.footer-tagline {
    color: var(--gold) !important;
    font-weight: 500;
    margin-top: 20px;
}

.footer-col h4 {
    color: var(--gold);
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 25px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

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

.footer-col a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    display: inline-block;
}

.footer-col a:hover {
    color: var(--gold);
    transform: translateX(5px);
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 13px;
}

/* =====================================
   ANIMATIONS
   ===================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes scrollLine {
    0% {
        height: 0;
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        height: 60px;
        opacity: 0;
    }
}

/* =====================================
   RESPONSIVE DESIGN
   ===================================== */
@media (max-width: 1440px) {
    .container,
    .nav-container {
        max-width: 1140px;
    }
}

@media (max-width: 1024px) {
    
    .welcome-grid,
    .development-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .service-row,
    .service-row.reverse {
        grid-template-columns: 1fr;
        min-height: auto;
    }
    
    .service-row.reverse .service-image,
    .service-row.reverse .service-content {
        order: unset;
    }
    
    .service-image {
        height: 500px;
    }
    
    .service-content {
        padding: 60px 40px;
    }

    .service-highlight-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .service-highlight-image {
        max-width: 420px;
        aspect-ratio: 1 / 1;
        height: auto;
    }   
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .service-highlight-content {
        min-height: 420px;      /* SAMA UNTUK SEMUA */
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }

    .service-highlight-content p:not(.service-tagline) {
        display: -webkit-box;
        -webkit-line-clamp: 4;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .service-highlight-image {
        order: 1;
    }

    .service-highlight-content {
        order: 2;
    }
}

@media (max-width: 768px) {
    /* Navigation Mobile */
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: calc(100vh - 100%);
        background: rgba(0, 0, 0, 0.98);
        backdrop-filter: blur(20px);

        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 32px;

        transform: translateX(100%);
        opacity: 0;

        transition:
            transform 0.55s cubic-bezier(0.4, 0, 0.2, 1),
            opacity 0.35s ease;
        z-index: 9999;
    }

    .nav-menu.active {
        transform: translateX(0);
        opacity: 1;
    }

    .nav-menu li {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s ease;
    }

    .nav-menu.active li {
        opacity: 1;
        transform: translateY(0);
    }

    .nav-menu.active li:nth-child(1) { transition-delay: 0.1s; }
    .nav-menu.active li:nth-child(2) { transition-delay: 0.15s; }
    .nav-menu.active li:nth-child(3) { transition-delay: 0.2s; }
    .nav-menu.active li:nth-child(4) { transition-delay: 0.25s; }
    .nav-menu.active li:nth-child(5) { transition-delay: 0.3s; }

    
    .btn-contact-nav {
        display: none;
    }
    
    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        background: rgba(0, 0, 0, 0.5);
        transform: none;
        margin-top: 10px;
    }
    
    /* Typography Mobile */
    h1 { font-size: 48px; }
    h2 { font-size: 36px; }
    h3 { font-size: 24px; }
    
    .hero-main-title {
        font-size: 48px;
        letter-spacing: 2px;
    }
    
    .hero-main-subtitle {
        font-size: 16px;
        letter-spacing: 4px;
    }
    
    .page-header-content h1 {
        font-size: 56px;
    }
    
    /* Sections Mobile */
    section {
        padding: 80px 0;
    }
    
    .welcome-text h2,
    .service-content h2,
    .cta-section h2 {
        font-size: 36px;
    }
    
    .content-grid,
    .features-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .partners-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .service-content {
        padding: 40px 30px;
    }
    
    .contact-form {
        padding: 40px 30px;
    }
}

@media (max-width: 480px) {
    .hero-main-title {
        font-size: 36px;
    }
    
    .hero-main-subtitle {
        font-size: 14px;
        letter-spacing: 3px;
    }
    
    .btn-primary-large {
        padding: 16px 40px;
        font-size: 12px;
    }
}

/* =====================================
   UTILITY CLASSES
   ===================================== */
.text-center {
    text-align: center;
}

.text-gold {
    color: var(--gold);
}

.bg-white {
    background: var(--white);
}

.bg-cream {
    background: var(--cream);
}

.bg-dark {
    background: var(--dark);
}

.mb-0 { margin-bottom: 0; }
.mb-20 { margin-bottom: 20px; }
.mb-40 { margin-bottom: 40px; }
.mt-40 { margin-top: 40px; }

.fadeIn {
    animation: fadeInUp 1s ease-out;
}