/* === VARIABEL WARNA & DASAR === */
:root {
    --brand-blue: #0a3161; 
    --brand-gold: #DDA95E; 
    --text-main: #1a1a1a; 
    --text-gray: #555; 
    --bg-light: #fdfdfd; 
    --bg-gray: #f4f5f7; 
    --white: #fff; 
    --radius: 12px; 
    --hero-overlay: rgba(10, 49, 97, 0.85);
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Poppins', sans-serif; scroll-behavior: smooth; }
body { background-color: var(--bg-light); color: var(--text-main); line-height: 1.7; overflow-x: hidden; }
a { text-decoration: none; }

/* === PERLINDUNGAN GAMBAR (ANTI DRAG & SELECT) === */
img {
    -webkit-user-drag: none; -khtml-user-drag: none; -moz-user-drag: none; -o-user-drag: none; user-drag: none;
    -webkit-user-select: none; -moz-user-select: none; -ms-user-select: none; user-select: none;
    pointer-events: auto; -webkit-touch-callout: none;
}

/* === HEADER & NAVIGASI === */
header { background-color: var(--white); position: fixed; top: 0; left: 0; right: 0; z-index: 1000; border-bottom: 1px solid #eaeaea; transition: all .5s cubic-bezier(0.16,1,0.3,1); padding: 10px 0; }
header.scrolled { top: 15px; max-width: 1100px; margin: 0 auto; border-radius: 50px; background-color: rgba(255,255,255,0.85); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); box-shadow: 0 15px 40px rgba(10,49,97,0.08); border: 1px solid rgba(255,255,255,0.6); border-bottom: none; padding: 5px 25px; }
nav { max-width: 1200px; margin: 0 auto; padding: 0 20px; display: flex; justify-content: space-between; align-items: center; }
.logo-container { display: flex; align-items: center; z-index: 1002; } 
.logo-image { height: 90px; width: auto; display: block; transition: height .4s cubic-bezier(0.16,1,0.3,1); }
header.scrolled .logo-image { height: 55px; }

.nav-links { display: flex; gap: 35px; align-items: center; }
.nav-links a.link-item { position: relative; color: var(--brand-blue); font-weight: 600; font-size: .95rem; transition: color .3s; padding: 5px 0; }
.nav-links a.link-item:hover { color: var(--brand-gold); }
.nav-links a.link-item::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0%; height: 2px; background-color: var(--brand-gold); transition: width .3s ease-out; border-radius: 2px; }
.nav-links a.link-item:hover::after { width: 100%; }

.hamburger { display: none; flex-direction: column; gap: 6px; cursor: pointer; z-index: 1002; }
.hamburger span { width: 30px; height: 3px; background-color: var(--brand-blue); border-radius: 3px; transition: all 0.4s ease; }

/* === BUTTONS === */
.btn-primary { background-color: var(--brand-gold); color: var(--white); padding: 12px 28px; border-radius: 30px; font-weight: 600; font-size: 1rem; border: 2px solid var(--brand-gold); transition: all .4s ease; cursor: pointer; display: inline-block; position: relative; overflow: hidden; box-shadow: 0 4px 15px rgba(221,169,94,0.3); }
.btn-primary::before { content: ''; position: absolute; top: 0; left: -100%; width: 50%; height: 100%; background: linear-gradient(90deg,transparent,rgba(255,255,255,0.4),transparent); transform: skewX(-20deg); transition: left .6s ease; }
.btn-primary:hover::before { left: 150%; }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 8px 25px rgba(221,169,94,0.5); background-color: var(--brand-gold); color: var(--white); }

.btn-outline { background-color: transparent; color: var(--white); padding: 12px 28px; border-radius: 30px; font-weight: 600; font-size: 1rem; border: 2px solid var(--brand-gold); transition: all .3s ease; }
.btn-outline:hover { background-color: var(--brand-gold); color: var(--white); }

.btn-gis { background-color: var(--brand-blue); color: var(--white); padding: 14px 32px; border-radius: 30px; font-weight: 600; font-size: 1.05rem; border: 2px solid var(--brand-blue); transition: all 0.4s ease; cursor: pointer; display: inline-flex; align-items: center; gap: 10px; box-shadow: 0 8px 25px rgba(10, 49, 97, 0.2); }
.btn-gis:hover { background-color: transparent; color: var(--brand-blue); transform: translateY(-3px); }

/* === HERO SECTION === */
.hero { padding: 150px 20px 80px; text-align: center; background: linear-gradient(var(--hero-overlay),var(--hero-overlay)), url('../images/zeestudio.jpeg') center/cover; color: var(--white); }
@media(min-width:768px) { .hero { background: linear-gradient(var(--hero-overlay),var(--hero-overlay)), url('../images/zeestudio.jpeg') center/cover; } }
.hero-inner { max-width: 1000px; margin: 0 auto; animation: fadeIn 1s ease-out; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
.hero h1 { font-size: 4rem; font-weight: 800; line-height: 1.1; margin-bottom: 25px; color: var(--white); letter-spacing: -1px; }
.hero h1 span { color: var(--brand-gold); }
.hero p { font-size: 1.25rem; color: #ddd; max-width: 700px; margin: 0 auto 40px; }
.hero-buttons { display: flex; gap: 20px; justify-content: center; }

/* === TRUST BAR === */
.trust-bar { background-color: var(--bg-gray); padding: 40px 20px; text-align: center; }
.trust-bar p { font-size: .9rem; font-weight: 600; color: var(--text-gray); margin-bottom: 20px; text-transform: uppercase; letter-spacing: 1px; }
.trust-logos { display: flex; justify-content: center; gap: 40px; flex-wrap: wrap; opacity: .5; filter: grayscale(100%); transition: all .3s; }
.trust-logos:hover { opacity: 1; filter: grayscale(0%); }
.trust-logos i { font-size: 2.5rem; color: var(--brand-blue); }

/* === LAYOUTS === */
.section-container { padding: 100px 20px; }
.bg-gray { background-color: var(--bg-gray); }
.section-header { text-align: center; margin-bottom: 60px; max-width: 800px; margin: 0 auto 60px; }
.section-header h2 { font-size: 2.8rem; font-weight: 800; margin-bottom: 20px; line-height: 1.2; letter-spacing: -.5px; color: var(--brand-blue); }
.section-header p { font-size: 1.1rem; color: var(--text-gray); }

/* === PROCESS CARDS === */
.process-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(280px,1fr)); gap: 40px; max-width: 1200px; margin: 0 auto; }
.process-card { background-color: var(--white); padding: 40px; border-radius: var(--radius); box-shadow: 0 10px 40px rgba(0,0,0,0.03); transition: transform .3s ease, border-color .3s ease; border: 1px solid #f0f0f0; text-align: left; }
.process-card:hover { transform: translateY(-10px); border-color: var(--brand-gold); }
.icon-box { width: 60px; height: 60px; background-color: rgba(10,49,97,0.08); color: var(--brand-gold); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.8rem; margin-bottom: 25px; }
.process-card h3 { font-size: 1.25rem; font-weight: 800; margin-bottom: 15px; color: var(--brand-blue); }
.process-card p { font-size: .95rem; color: var(--text-gray); line-height: 1.6; }

/* === PORTOFOLIO === */
.portfolio-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(320px,1fr)); gap: 30px; max-width: 1200px; margin: 0 auto; }
.portfolio-item { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: 0 10px 30px rgba(0,0,0,0.1); cursor: pointer; background-color: #eee; }
.portfolio-item::before { content: '\f067'; font-family: 'Font Awesome 6 Free'; font-weight: 900; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%) scale(0); color: var(--white); font-size: 3rem; z-index: 2; opacity: 0; transition: all .4s ease; }
.portfolio-item:hover::before { transform: translate(-50%,-50%) scale(1); opacity: .8; }
.portfolio-item img { width: 100%; height: 350px; object-fit: cover; display: block; transition: transform .6s cubic-bezier(0.16,1,0.3,1); }
.portfolio-overlay { position: absolute; bottom: 0; left: 0; right: 0; background: linear-gradient(transparent,rgba(10,49,97,0.95)); padding: 30px 20px 20px; color: var(--white); transform: translateY(100%); transition: transform .4s ease; z-index: 1; text-align: center; }
.portfolio-overlay h3 { font-size: 1.3rem; font-weight: 600; margin-bottom: 0; color: var(--brand-gold); }
.portfolio-overlay p { display: none; }
.portfolio-item:hover img { transform: scale(1.08); }
.portfolio-item:hover .portfolio-overlay { transform: translateY(0); }

/* === FORM KONTAK === */
.contact-card { background-color: var(--white); border-radius: var(--radius); box-shadow: 0 15px 50px rgba(0,0,0,0.05); max-width: 800px; margin: 0 auto; padding: 50px; border-top: 5px solid var(--brand-gold); }
.form-group { margin-bottom: 25px; }
.form-group label { display: block; margin-bottom: 10px; font-weight: 600; font-size: .95rem; color: var(--brand-blue); }
.form-control { width: 100%; padding: 15px; border: 2px solid #eee; border-radius: 8px; font-size: 1rem; font-family: 'Poppins', sans-serif; transition: border-color .3s; background-color: #fafafa; }
.form-control:focus { outline: none; border-color: var(--brand-gold); background-color: var(--white); }

/* === DUAL CTA OPTIONS === */
.cta-split { display: flex; gap: 20px; margin-bottom: 40px; justify-content: center; flex-wrap: wrap; }
.cta-box { background: var(--white); border: 2px solid #eee; border-radius: 12px; padding: 25px 20px; text-align: center; flex: 1; min-width: 250px; max-width: 380px; transition: all 0.3s ease; text-decoration: none; display: block; box-shadow: 0 5px 15px rgba(0,0,0,0.02); }
.cta-box.form-box:hover { border-color: var(--brand-gold); box-shadow: 0 10px 25px rgba(221,169,94,0.15); transform: translateY(-5px); }
.cta-box.wa-box { border-color: #25D366; background-color: #f6ffed; }
.cta-box.wa-box:hover { background-color: #25D366; transform: translateY(-5px); box-shadow: 0 10px 25px rgba(37, 211, 102, 0.2); }

/* Pengaturan Ikon dan Teks Tipografi CTA Box (YANG SEMPAT HILANG) */
.cta-box i.fa-file-signature, .cta-box i.fa-whatsapp { font-size: 2.8rem; margin-bottom: 15px; transition: color 0.3s ease; }
.cta-box.form-box i.fa-file-signature { color: var(--brand-blue); }
.cta-box.wa-box i.fa-whatsapp { color: #25D366; }
.cta-box.wa-box:hover i.fa-whatsapp { color: var(--white); }

.cta-box h4 { font-size: 1.15rem; color: var(--text-main); margin-bottom: 8px; font-weight: 800; transition: color 0.3s ease; }
.cta-box.wa-box:hover h4 { color: var(--white); }
.cta-box p { font-size: 0.85rem; color: var(--text-gray); transition: color 0.3s ease; line-height: 1.5; margin-bottom: 25px; }
.cta-box.wa-box:hover p { color: #e6f7ff; }

/* === DESAIN TOMBOL DALAM KOTAK CTA === */
.btn-inner-form { background-color: var(--brand-blue); color: var(--white); padding: 14px 32px; border-radius: 50px; font-weight: 600; font-size: 0.95rem; display: inline-flex; align-items: center; gap: 10px; box-shadow: 0 8px 20px rgba(10, 49, 97, 0.15); transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
.cta-box.form-box:hover .btn-inner-form { background-color: var(--brand-gold); box-shadow: 0 12px 25px rgba(221, 169, 94, 0.4); transform: translateY(-4px) scale(1.03); }
.btn-inner-form i { color: var(--white) !important; font-size: 1.1rem !important; margin: 0 !important; transition: transform 0.3s !important; }
.cta-box.form-box:hover .btn-inner-form i { transform: translateY(4px); }

.btn-inner-wa { background: linear-gradient(135deg, #25D366, #1EBE57); color: #fff; padding: 14px 32px; border-radius: 50px; font-weight: 600; font-size: 0.95rem; display: inline-flex; align-items: center; gap: 10px; box-shadow: 0 8px 20px rgba(37, 211, 102, 0.25); transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
.cta-box.wa-box:hover .btn-inner-wa { background: linear-gradient(135deg, #1EBE57, #128C7E); box-shadow: 0 12px 30px rgba(37, 211, 102, 0.45); transform: translateY(-4px) scale(1.05); color: #fff; }
.btn-inner-wa i { color: #fff !important; font-size: 1.3rem !important; margin: 0 !important; }
.cta-box.wa-box:hover .btn-inner-wa i { animation: wa-wiggle 1s ease-in-out infinite; }

@keyframes wa-wiggle { 
    0%, 100% { transform: rotate(0deg); } 
    25% { transform: rotate(-12deg); } 
    50% { transform: rotate(12deg); } 
    75% { transform: rotate(-12deg); } 
}

/* === FLOATING WHATSAPP BUTTON (OPTIMASI GPU ANIMATION) === */
.floating-wa { position: fixed; bottom: 35px; right: 35px; background-color: #25D366; color: var(--white); width: 65px; height: 65px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 35px; z-index: 1000; transition: transform 0.3s ease; text-decoration: none; }
.floating-wa::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; border-radius: 50%; background-color: #25D366; z-index: -1; animation: pulse-wa 2s infinite ease-out; }
.floating-wa:hover { transform: translateY(-5px) scale(1.05); color: var(--white); }

@keyframes pulse-wa { 
    0% { transform: scale(1); opacity: 0.8; } 
    100% { transform: scale(1.6); opacity: 0; } 
}

.wa-tooltip { position: absolute; right: 80px; background-color: var(--white); color: var(--text-main); padding: 8px 15px; border-radius: 8px; font-size: 0.85rem; font-weight: 600; box-shadow: 0 4px 15px rgba(0,0,0,0.1); opacity: 0; visibility: hidden; transition: all 0.3s ease; white-space: nowrap; pointer-events: none; }
.wa-tooltip::after { content: ''; position: absolute; top: 50%; right: -6px; transform: translateY(-50%); border-width: 6px 0 6px 6px; border-style: solid; border-color: transparent transparent transparent var(--white); }
.floating-wa:hover .wa-tooltip { opacity: 1; visibility: visible; right: 85px; }

/* === ANIMATIONS === */
.reveal { opacity: 0; transform: translateY(40px); transition: all .8s ease-out; }
.reveal.active { opacity: 1; transform: translateY(0); }

/* === MODAL LIGHTBOX === */
.modal { position: fixed; top: 0; left: 0; width: 100%; height: 100%; z-index: 2000; display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; background-color: rgba(10,49,97,0.85); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); transition: opacity .4s ease; }
.modal.active { opacity: 1; pointer-events: all; }
.modal-content { background-color: var(--white); padding: 15px; border-radius: var(--radius); max-width: 900px; width: 90%; max-height: 95vh; overflow-y: auto; position: relative; transform: scale(0.8); transition: transform .4s cubic-bezier(0.16,1,0.3,1); box-shadow: 0 20px 60px rgba(0,0,0,0.3); text-align: center; }
.modal.active .modal-content { transform: scale(1); }
.modal-close { position: absolute; top: -40px; right: 0; color: var(--white); font-size: 2.5rem; cursor: pointer; transition: color .3s; }
.modal-close:hover { color: var(--brand-gold); }
.modal-img { max-width: 100%; max-height: 70vh; width: auto; height: auto; object-fit: contain; border-radius: 8px; margin: 0 auto 20px auto; display: block; }
.modal-info { text-align: center; padding: 0 20px 20px; }
.modal-info h3 { font-size: 1.8rem; color: var(--brand-blue); margin-bottom: 10px; }
.modal-info p { color: var(--text-gray); font-size: 1.1rem; display: block; }

/* === FOOTER PREMIUM === */
.site-footer { background-color: var(--brand-blue); color: #e0e0e0; font-family: 'Poppins', sans-serif; }
.footer-top { padding: 80px 20px 50px; max-width: 1200px; margin: 0 auto; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 50px; }
.footer-logo { font-size: 2.2rem; font-weight: 800; color: var(--white); margin-bottom: 20px; letter-spacing: -1px; }
.footer-logo span { color: var(--brand-gold); }
.footer-brand p { font-size: 0.95rem; line-height: 1.8; margin-bottom: 25px; max-width: 400px; color: #c0c8d1; }
.social-links { display: flex; gap: 15px; }
.social-links a { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; background-color: rgba(255,255,255,0.05); color: var(--white); border-radius: 50%; transition: all 0.3s ease; border: 1px solid rgba(255,255,255,0.1); }
.social-links a:hover { background-color: var(--brand-gold); border-color: var(--brand-gold); transform: translateY(-3px); }
.footer-links h3, .footer-contact h3 { color: var(--white); font-size: 1.2rem; font-weight: 600; margin-bottom: 25px; position: relative; padding-bottom: 10px; }
.footer-links h3::after, .footer-contact h3::after { content: ''; position: absolute; bottom: 0; left: 0; width: 40px; height: 3px; background-color: var(--brand-gold); border-radius: 2px; }
.footer-links ul, .footer-contact ul { list-style: none; padding: 0; }
.footer-links li { margin-bottom: 15px; }
.footer-links a { color: #c0c8d1; font-size: 0.95rem; transition: all 0.3s ease; display: flex; align-items: center; gap: 8px; }
.footer-links a i { font-size: 0.7rem; color: var(--brand-gold); transition: transform 0.3s ease; }
.footer-links a:hover { color: var(--brand-gold); }
.footer-links a:hover i { transform: translateX(5px); }
.footer-contact li { display: flex; align-items: flex-start; gap: 15px; margin-bottom: 20px; font-size: 0.95rem; line-height: 1.6; color: #c0c8d1; }
.footer-contact li i { color: var(--brand-gold); font-size: 1.2rem; margin-top: 3px; }
.footer-bottom { background-color: rgba(0,0,0,0.2); text-align: center; padding: 20px; font-size: 0.9rem; color: #8fa0b3; }

/* === RESPONSIVE & MOBILE MENU === */
@media(max-width:768px) {
    .logo-image { height: 70px; }
    header.scrolled { top: 10px; width: 95%; border-radius: 30px; }
    header.scrolled .logo-image { height: 45px; }
    .hero h1 { font-size: 2.8rem; }
    .hero-buttons { flex-direction: column; }
    .section-header h2 { font-size: 2.2rem; }
    .contact-card { padding: 30px 20px; }
    .process-grid, .portfolio-grid { grid-template-columns: 1fr; }
    .modal-close { right: 15px; top: -45px; }
    .modal-img { max-height: 50vh; }
    .hamburger { display: flex; }
    .nav-links { position: fixed; top: 0; left: 0; width: 100%; height: 100vh; background-color: rgba(255, 255, 255, 0.95); backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px); flex-direction: column; justify-content: center; align-items: center; gap: 40px; transform: translateY(-100%); transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1); z-index: 1001; }
    .nav-links.active { transform: translateY(0); }
    .nav-links a.link-item { font-size: 1.5rem; font-weight: 800; }
    .hamburger.active span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
    .hamburger.active span:nth-child(2) { opacity: 0; }
    .hamburger.active span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }
    .btn-gis { width: 100%; justify-content: center; font-size: 0.95rem; padding: 12px 20px; }
    .floating-wa { bottom: 20px; right: 20px; width: 55px; height: 55px; font-size: 30px; }
    .wa-tooltip { display: none; }
    .footer-grid { grid-template-columns: 1fr; gap: 40px; text-align: center; }
    .footer-brand p { margin: 0 auto 25px; }
    .social-links { justify-content: center; }
    .footer-links h3::after, .footer-contact h3::after { left: 50%; transform: translateX(-50%); }
    .footer-links a { justify-content: center; }
    .footer-contact li { flex-direction: column; align-items: center; gap: 5px; text-align: center; }
}