/* 
  Singapur Ofisi - CSS
  Theme: Deep Navy, Platinum Silver, Crimson Red 
*/

:root {
  --c-navy: #0a192f;
  --c-navy-light: #112240;
  --c-navy-lighter: #233554;
  --c-silver: #ccd6f6;
  --c-silver-dark: #8892b0;
  --c-red: #e63946;
  --c-red-hover: #c1121f;
  --c-white: #ffffff;
  --c-bg: #f8f9fa;
  --font-main: 'Outfit', sans-serif;
  --shadow: 0 10px 30px -15px rgba(2,12,27,0.7);
  --border-radius: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { font-family: var(--font-main); background-color: var(--c-bg); color: var(--c-navy); line-height: 1.6; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 28px; border-radius: 8px; font-weight: 600; font-size: 1rem;
  transition: all 0.3s ease; cursor: pointer; border: 2px solid transparent;
}
.btn-primary { background: var(--c-red); color: var(--c-white); }
.btn-primary:hover { background: var(--c-red-hover); transform: translateY(-3px); box-shadow: 0 4px 15px rgba(230, 57, 70, 0.4); }
.btn-outline { border-color: var(--c-white); color: var(--c-white); background: transparent; }
.btn-outline:hover { background: var(--c-white); color: var(--c-navy); transform: translateY(-3px); }
.btn-outline-light { border-color: var(--c-silver-dark); color: var(--c-silver); background: transparent; }
.btn-outline-light:hover { border-color: var(--c-red); color: var(--c-white); background: var(--c-red); transform: translateY(-3px); }
.full-width { width: 100%; }

/* Navbar */
.navbar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 100;
  padding: 20px 0; transition: all 0.3s ease; background: transparent;
}
.navbar.scrolled { background: rgba(10, 25, 47, 0.95); backdrop-filter: blur(10px); padding: 15px 0; box-shadow: 0 4px 20px rgba(0,0,0,0.1); }
.nav-container { display: flex; justify-content: space-between; align-items: center; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.brand { display: flex; align-items: center; gap: 8px; color: var(--c-white); font-size: 1.5rem; font-weight: 300; }
.brand strong { font-weight: 700; color: var(--c-silver); }
.nav-links { display: flex; align-items: center; gap: 32px; }
.nav-links a { color: var(--c-silver); font-weight: 500; font-size: 0.95rem; transition: color 0.3s; }
.nav-links a:hover { color: var(--c-red); }
.btn-nav { background: var(--c-red); color: var(--c-white) !important; padding: 10px 20px; border-radius: 6px; }
.btn-nav:hover { background: var(--c-red-hover); color: var(--c-white) !important; transform: translateY(-2px); }

/* Mobile Menu */
.mobile-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; }
.mobile-toggle span { width: 25px; height: 3px; background: var(--c-white); transition: 0.3s; }
.mobile-menu {
  position: absolute; top: 100%; left: 0; width: 100%; background: var(--c-navy-light);
  display: flex; flex-direction: column; padding: 0; max-height: 0; overflow: hidden; transition: max-height 0.4s ease;
}
.mobile-menu.open { max-height: 300px; padding: 20px 0; }
.mobile-menu a { color: var(--c-silver); padding: 12px 24px; font-weight: 500; }
.btn-nav-mobile { color: var(--c-red) !important; font-weight: 700; }

.lang-switch {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-left: 10px;
}
.lang-switch a {
  color: var(--c-silver-dark);
  transition: color 0.3s;
}
.lang-switch a.active {
  color: var(--c-red);
}
.lang-switch a:hover {
  color: var(--c-silver);
}
.lang-sep {
  color: var(--c-silver-dark);
  opacity: 0.5;
}
.lang-switch-mobile {
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 600;
}
.lang-switch-mobile a {
  padding: 0 !important;
  display: inline !important;
  color: var(--c-silver-dark);
}
.lang-switch-mobile a.active {
  color: var(--c-red);
}

/* Hero */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; padding-top: 80px; overflow: hidden; }
.hero-bg {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: -1;
  background: linear-gradient(135deg, var(--c-navy) 0%, var(--c-navy-light) 100%);
}
.hero-content { max-width: 800px; margin: 0 auto; text-align: center; padding: 0 24px; color: var(--c-white); }
.badge {
  display: inline-block; padding: 6px 16px; background: rgba(230, 57, 70, 0.15);
  color: var(--c-red); border: 1px solid rgba(230, 57, 70, 0.3); border-radius: 20px;
  font-size: 0.85rem; font-weight: 600; margin-bottom: 24px; letter-spacing: 1px; text-transform: uppercase;
}
.hero-title { font-size: 4rem; font-weight: 800; line-height: 1.1; margin-bottom: 24px; }
.highlight { color: var(--c-red); }
.hero-subtitle { font-size: 1.25rem; color: var(--c-silver-dark); margin-bottom: 40px; font-weight: 400; max-width: 600px; margin-left: auto; margin-right: auto; }
.hero-buttons { display: flex; gap: 16px; justify-content: center; margin-bottom: 60px; }

/* Hero Stats */
.hero-stats { display: flex; justify-content: center; align-items: center; gap: 40px; background: rgba(255,255,255,0.03); padding: 30px; border-radius: var(--border-radius); border: 1px solid rgba(255,255,255,0.05); }
.stat h3 { font-size: 2.5rem; font-weight: 700; color: var(--c-silver); display: inline-block; margin-bottom: 5px; }
.stat span { font-size: 1.5rem; font-weight: 600; color: var(--c-red); }
.stat p { font-size: 0.9rem; color: var(--c-silver-dark); font-weight: 500; }
.stat-divider { width: 1px; height: 60px; background: rgba(255,255,255,0.1); }

/* Sections */
.section { padding: 100px 0; }
.light-bg { background: var(--c-white); }
.dark-bg { background: var(--c-navy); color: var(--c-silver); }
.section-head { text-align: center; max-width: 650px; margin: 0 auto 60px; }
.title { font-size: 2.5rem; font-weight: 700; margin-bottom: 16px; color: var(--c-navy); }
.dark-bg .title { color: var(--c-white); }
.desc { font-size: 1.1rem; color: #555; }
.dark-bg .desc { color: var(--c-silver-dark); }

/* Features */
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.feature-card { background: var(--c-bg); padding: 40px 30px; border-radius: var(--border-radius); text-align: center; transition: 0.3s; border: 1px solid #eaeaea; }
.feature-card:hover { transform: translateY(-10px); box-shadow: 0 20px 40px rgba(0,0,0,0.05); border-color: var(--c-red); }
.f-icon { font-size: 3rem; margin-bottom: 24px; }
.feature-card h3 { font-size: 1.4rem; color: var(--c-navy); margin-bottom: 16px; }
.feature-card p { color: #666; font-size: 0.95rem; }

/* Pricing */
.pricing-wrapper { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; margin-bottom: 30px; align-items: start; }
.price-card { background: var(--c-navy-light); padding: 40px; border-radius: var(--border-radius); position: relative; border: 1px solid var(--c-navy-lighter); transition: 0.3s; }
.price-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); border-color: rgba(230,57,70,0.3); }
.price-card.popular { background: var(--c-navy-lighter); border-color: var(--c-red); transform: scale(1.05); z-index: 2; }
.price-card.popular:hover { transform: scale(1.05) translateY(-5px); }
.p-badge { position: absolute; top: -15px; left: 50%; transform: translateX(-50%); background: var(--c-red); color: white; padding: 6px 16px; border-radius: 20px; font-size: 0.8rem; font-weight: 600; white-space: nowrap; }
.p-tier { color: var(--c-red); font-size: 0.9rem; font-weight: 600; text-transform: uppercase; margin-bottom: 8px; letter-spacing: 1px; }
.p-name { font-size: 1.5rem; color: var(--c-white); margin-bottom: 20px; }
.p-price { font-size: 3rem; font-weight: 800; color: var(--c-silver); margin-bottom: 16px; line-height: 1; }
.p-price span { font-size: 1rem; font-weight: 500; color: var(--c-silver-dark); }
.p-desc { color: var(--c-silver-dark); font-size: 0.9rem; margin-bottom: 30px; min-height: 40px; }
.p-features { margin-bottom: 40px; }
.p-features li { color: var(--c-silver); font-size: 0.95rem; margin-bottom: 12px; padding-left: 24px; position: relative; }
.p-features li::before { content: '✓'; position: absolute; left: 0; color: var(--c-red); font-weight: bold; }

.custom-package { background: linear-gradient(90deg, var(--c-navy-lighter) 0%, var(--c-navy-light) 100%); border-radius: var(--border-radius); padding: 40px; display: flex; justify-content: space-between; align-items: center; gap: 40px; border: 1px solid rgba(230,57,70,0.2); }
.cp-left { flex: 1; }
.cp-tag { display: inline-block; background: rgba(230,57,70,0.2); color: var(--c-red); padding: 4px 12px; border-radius: 12px; font-size: 0.8rem; font-weight: 600; margin-bottom: 16px; }
.cp-left h3 { font-size: 1.8rem; color: var(--c-white); margin-bottom: 16px; }
.cp-left p { color: var(--c-silver-dark); font-size: 1rem; }
.cp-right { flex: 0 0 300px; }
.cp-right ul { margin-bottom: 24px; }
.cp-right ul li { color: var(--c-silver); margin-bottom: 10px; padding-left: 20px; position: relative; font-size: 0.95rem; }
.cp-right ul li::before { content: '→'; position: absolute; left: 0; color: var(--c-red); }

/* Corporate */
.corporate-box { display: flex; background: var(--c-white); border-radius: var(--border-radius); overflow: hidden; box-shadow: 0 10px 40px rgba(0,0,0,0.05); }
.cb-left { flex: 1; padding: 60px; background: var(--c-navy); color: var(--c-silver); display: flex; flex-direction: column; justify-content: center; }
.tag { display: inline-block; color: var(--c-red); font-weight: 600; font-size: 0.9rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px; }
.cb-left h2 { font-size: 2.2rem; color: var(--c-white); margin-bottom: 24px; }
.cb-right { flex: 1; padding: 60px; display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: center; }
.info-item { display: flex; flex-direction: column; gap: 8px; }
.info-item .label { font-size: 0.85rem; color: #888; text-transform: uppercase; letter-spacing: 1px; font-weight: 600; }
.info-item .value { font-size: 1.1rem; color: var(--c-navy); font-weight: 600; }

/* Contact */
.contact-section { background: var(--c-navy); color: var(--c-white); position: relative; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.contact-text h2 { font-size: 2.5rem; margin-bottom: 24px; }
.contact-text p { color: var(--c-silver-dark); font-size: 1.1rem; margin-bottom: 40px; }
.c-info { display: flex; flex-direction: column; gap: 20px; }
.c-item { display: flex; align-items: center; gap: 16px; font-size: 1.05rem; color: var(--c-silver); }
.c-item .icon { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; background: rgba(255,255,255,0.05); border-radius: 50%; font-size: 1.2rem; }

.contact-form-wrapper { background: var(--c-white); padding: 50px; border-radius: var(--border-radius); color: var(--c-navy); box-shadow: var(--shadow); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.input-group { margin-bottom: 20px; display: flex; flex-direction: column; gap: 8px; }
.input-group label { font-size: 0.9rem; font-weight: 600; color: var(--c-navy-light); }
.input-group input, .input-group select, .input-group textarea {
  width: 100%; padding: 14px 16px; border: 1px solid #ddd; border-radius: 8px;
  font-family: var(--font-main); font-size: 1rem; transition: 0.3s; background: #fafafa;
}
.input-group input:focus, .input-group select:focus, .input-group textarea:focus {
  border-color: var(--c-red); outline: none; background: #fff; box-shadow: 0 0 0 3px rgba(230,57,70,0.1);
}
.input-group input.error, .input-group select.error { border-color: var(--c-red); background: #fff5f5; }
.form-hint { font-size: 0.8rem; color: #888; text-align: center; margin-top: 16px; }

.form-success { text-align: center; padding: 40px 20px; }
.success-icon { font-size: 4rem; margin-bottom: 16px; }
.form-success h3 { font-size: 1.8rem; margin-bottom: 10px; color: var(--c-navy); }
.form-success p { color: #666; }

/* Footer */
.footer { background: var(--c-navy-light); color: var(--c-silver-dark); padding: 80px 0 30px; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 40px; margin-bottom: 60px; }
.f-brand .brand-text { font-size: 1.8rem; color: var(--c-white); margin-bottom: 16px; display: block; font-weight: 300; }
.f-brand strong { font-weight: 700; }
.f-links, .f-contact { display: flex; flex-direction: column; gap: 12px; }
.f-links h4, .f-contact h4 { color: var(--c-white); font-size: 1.1rem; margin-bottom: 10px; font-weight: 600; }
.f-links a { transition: 0.3s; }
.f-links a:hover { color: var(--c-red); padding-left: 5px; }
.footer-bottom { text-align: center; border-top: 1px solid rgba(255,255,255,0.05); padding-top: 30px; font-size: 0.9rem; }

/* WhatsApp */
.floating-wa {
  position: fixed; bottom: 30px; right: 30px; width: 60px; height: 60px;
  background-color: #25D366; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 15px rgba(37,211,102,0.4); z-index: 1000; transition: 0.3s; animation: float 3s infinite ease-in-out;
}
.floating-wa:hover { transform: translateY(-5px); box-shadow: 0 6px 20px rgba(37,211,102,0.6); }

/* Animations */
.fade-up { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.fade-up.in-view { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

@keyframes float {
  0% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
  100% { transform: translateY(0); }
}

/* Responsive */
@media (max-width: 992px) {
  .hero-title { font-size: 3rem; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .corporate-box { flex-direction: column; }
  .cb-left, .cb-right { padding: 40px; }
  .custom-package { flex-direction: column; text-align: center; }
  .cp-right ul li { text-align: left; }
  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links, .btn-nav { display: none; }
  .mobile-toggle { display: flex; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .stat-divider { width: 100%; height: 1px; }
  .hero-buttons { flex-direction: column; }
  .price-card.popular { transform: none; }
  .price-card.popular:hover { transform: translateY(-5px); }
  .cb-right { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; text-align: center; }
  .f-links a:hover { padding-left: 0; }
  .floating-wa { width: 50px; height: 50px; bottom: 20px; right: 20px; }
  .floating-wa svg { width: 24px; height: 24px; }
}