:root {
    --primary: #002244; /* Deep Premium Electric Blue */
    --primary-light: #004080;
    --accent: #FFb703; /* Elegant Gold/Yellow Accent */
    --accent-hover: #e6a500;
    --dark: #121212;
    --gray: #6b7280;
    --light: #f8fafc;
    --white: #ffffff;
    --border: #e2e8f0;
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

* { margin: 0; padding: 0; box-sizing: border-box; font-family: 'Open Sans', sans-serif; }
h1, h2, h3, h4, .logo { font-family: 'Montserrat', sans-serif; }
body { color: var(--dark); line-height: 1.7; background-color: var(--white); -webkit-font-smoothing: antialiased; }
.bg-light { background: var(--light); }
a { text-decoration: none; color: inherit; transition: all 0.3s ease; }
.text-primary { color: var(--primary); }
.text-accent { color: var(--accent); }
.text-gradient { background: linear-gradient(90deg, var(--white), var(--accent)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.text-center { text-align: center; }
.mt-2 { margin-top: 10px; } .mt-4 { margin-top: 30px; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.section-padding { padding: 90px 0; }

/* Subtitle & Divider */
.sub-title { display: inline-block; color: var(--accent); font-weight: 700; text-transform: uppercase; letter-spacing: 2px; font-size: 0.85rem; margin-bottom: 10px; }
.divider { width: 70px; height: 4px; background: var(--accent); margin: 15px auto; border-radius: 4px; }
.section-title h2 { font-size: 2.5rem; font-weight: 800; color: var(--primary); }

/* Buttons */
.btn-primary, .btn-outline { display: inline-block; padding: 14px 28px; border-radius: 8px; font-weight: 700; text-align: center; transition: all 0.3s ease; cursor: pointer;}
.btn-primary { background: var(--accent); color: var(--primary); border: 2px solid var(--accent); }
.btn-primary:hover { background: var(--accent-hover); border-color: var(--accent-hover); transform: translateY(-3px); box-shadow: 0 10px 20px rgba(255, 183, 3, 0.3); }
.btn-outline { border: 2px solid var(--white); color: var(--white); background: transparent; backdrop-filter: blur(5px);}
.btn-outline:hover { background: var(--white); color: var(--primary); transform: translateY(-3px); }
.btn-large { padding: 16px 40px; font-size: 1.1rem; }
.full-width { width: 100%; display: block; }

.glow-effect { position: relative; overflow: hidden; }
.glow-effect::after { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: rgba(255,255,255,0.2); transform: rotate(45deg); transition: all 0.3s ease; opacity: 0; }
.glow-effect:hover::after { opacity: 1; transform: rotate(45deg) translate(50%, 50%); }

/* Hover Card Global */
.hover-card { transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275); }
.hover-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); }

/* Top Bar */
.top-bar { background: var(--primary); color: #cbd5e1; font-size: 0.85rem; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,0.05); }
.top-bar-content { display: flex; justify-content: space-between; align-items: center; }
.top-contact a { color: var(--white); margin-right: 25px; font-weight: 600; display: inline-flex; align-items: center; gap: 8px; letter-spacing: 0.5px;}
.top-contact a:hover { color: var(--accent); }
.top-bar i { color: var(--accent); }
.top-address span { display: inline-flex; align-items: center; gap: 8px; font-weight: 500;}

/* Navbar */
.navbar { background: var(--white); box-shadow: var(--shadow-sm); position: sticky; top: 0; z-index: 1000; transition: all 0.3s ease; }
.nav-container { display: flex; justify-content: space-between; align-items: center; height: 90px; }
.logo { font-size: 2rem; font-weight: 900; color: var(--primary); letter-spacing: -1px; display: flex; align-items: center; gap: 5px;}
.logo span { color: var(--dark); font-weight: 700; }
.nav-actions { display: flex; align-items: center; gap: 25px; }
.nav-links { display: flex; list-style: none; gap: 30px; }
.nav-links a { font-weight: 700; color: var(--primary); font-size: 0.95rem; position: relative; padding: 5px 0;}
.nav-links a::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 3px; background: var(--accent); transition: all 0.3s ease; border-radius: 2px;}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a:hover, .nav-links a.active { color: var(--accent); }
.mobile-toggle { display: none; background: none; border: none; font-size: 2rem; color: var(--primary); cursor: pointer; transition: 0.3s;}

/* Hero */
.hero { height: 80vh; display: flex; align-items: center; background-size: cover; background-position: center; color: white; position: relative; overflow: hidden;}
.hero-content { max-width: 850px; position: relative; z-index: 2; animation: fadeUp 1s ease-out forwards;}
.hero-subtitle { display: inline-block; background: rgba(255, 183, 3, 0.2); color: var(--accent); padding: 8px 16px; border-radius: 30px; font-weight: 700; font-size: 0.9rem; margin-bottom: 20px; border: 1px solid rgba(255, 183, 3, 0.3); }
.hero-content h1 { font-size: 4rem; line-height: 1.15; margin-bottom: 25px; font-weight: 900; letter-spacing: -1px;}
.hero-content p { font-size: 1.25rem; margin-bottom: 35px; font-weight: 400; color: #e2e8f0; line-height: 1.8;}
.hero-btns { display: flex; gap: 20px; }

/* SVG Shapes */
.hero-shape, .page-header-shape { position: absolute; bottom: -1px; left: 0; width: 100%; overflow: hidden; line-height: 0; z-index: 1;}
.hero-shape svg, .page-header-shape svg { display: block; width: calc(100% + 1.3px); height: 50px; }
.hero-shape .shape-fill { fill: var(--white); }
.page-header-shape .shape-fill { fill: var(--light); }

@keyframes fadeUp { from { opacity: 0; transform: translateY(30px); } to { opacity: 1; transform: translateY(0); } }

/* Features */
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 40px; }
.feature-box { padding: 40px 30px; background: var(--white); border-radius: 16px; box-shadow: var(--shadow-md); border-bottom: 4px solid var(--accent); position: relative; z-index: 1;}
.feature-icon { width: 80px; height: 80px; background: var(--light); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 25px; transition: all 0.4s ease; }
.feature-box:hover .feature-icon { background: var(--primary); }
.feature-icon i { font-size: 2rem; color: var(--primary); transition: all 0.4s ease;}
.feature-box:hover .feature-icon i { color: var(--accent); transform: scale(1.1); }
.feature-box h3 { margin-bottom: 15px; font-size: 1.4rem; color: var(--primary); font-weight: 800;}
.feature-box p { color: var(--gray); font-size: 1rem; }

/* Services Preview */
.service-card { background: var(--white); border-radius: 16px; overflow: hidden; box-shadow: var(--shadow-md); transition: all 0.4s ease; border: 1px solid var(--border); display: flex; flex-direction: column;}
.service-card:hover { transform: translateY(-10px); box-shadow: var(--shadow-lg); border-color: var(--accent); }
.img-wrapper { overflow: hidden; position: relative; height: 240px;}
.service-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.service-card:hover img { transform: scale(1.1); }
.service-badge { position: absolute; top: 20px; right: 20px; width: 50px; height: 50px; background: var(--accent); color: var(--primary); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.5rem; font-weight: bold; box-shadow: var(--shadow-md); z-index: 2;}
.service-content { padding: 35px 30px; flex-grow: 1; display: flex; flex-direction: column; }
.service-content h3 { font-size: 1.4rem; margin-bottom: 15px; color: var(--primary); font-weight: 800;}
.service-content p { color: var(--gray); font-size: 1rem; margin-bottom: 25px; flex-grow: 1;}
.read-more { font-weight: 800; color: var(--primary); display: inline-flex; align-items: center; gap: 8px; text-transform: uppercase; font-size: 0.9rem; letter-spacing: 1px;}
.read-more i { transition: transform 0.3s ease; color: var(--accent); font-size: 1.1rem;}
.read-more:hover { color: var(--primary-light); }
.read-more:hover i { transform: translateX(8px); }

/* Pages Headers */
.page-header { background: linear-gradient(135deg, var(--primary), var(--primary-light)); color: white; padding: 100px 0 80px; position: relative;}
.page-header h1 { font-size: 3rem; margin-bottom: 15px; font-weight: 900;}
.page-header p { font-size: 1.2rem; color: #cbd5e1; font-weight: 400;}

/* Service Items (Detail Page) */
.service-item-card { background: var(--white); padding: 45px 30px; text-align: center; border-radius: 16px; box-shadow: var(--shadow-md); border: 1px solid var(--border); }
.icon-circle { width: 90px; height: 90px; background: rgba(0, 34, 68, 0.05); color: var(--primary); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 2.5rem; margin: 0 auto 25px; transition: all 0.4s ease; }
.service-item-card:hover .icon-circle { background: var(--primary); color: var(--accent); transform: rotateY(180deg); }
.service-item-card h3 { color: var(--primary); margin-bottom: 15px; font-size: 1.3rem; font-weight: 800;}
.service-item-card p { color: var(--gray); font-size: 1rem; line-height: 1.7;}

/* About Layout */
.about-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.image-stack { position: relative; }
.main-img { width: 100%; border-radius: 16px; box-shadow: var(--shadow-lg); }
.experience-badge { position: absolute; bottom: -30px; right: -30px; background: var(--accent); color: var(--primary); padding: 30px; border-radius: 16px; box-shadow: var(--shadow-lg); text-align: center; border: 4px solid var(--white); animation: bounce 3s infinite ease-in-out;}
.experience-badge .number { display: block; font-size: 3rem; font-weight: 900; font-family: 'Montserrat'; line-height: 1;}
.experience-badge .text { font-size: 1rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1px;}
@keyframes bounce { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

.grid-2-mini { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.list-item { display: flex; gap: 15px; align-items: flex-start; }
.list-icon { width: 40px; height: 40px; background: var(--light); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 1.2rem;}
.list-item strong { display: block; color: var(--primary); font-size: 1.1rem; margin-bottom: 5px; font-family: 'Montserrat';}
.list-item p { font-size: 0.9rem; color: var(--gray); line-height: 1.4;}

/* Contact Layout */
.contact-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; margin-bottom: 60px;}
.c-card { background: var(--white); padding: 40px 30px; text-align: center; border: 1px solid var(--border); border-radius: 16px; box-shadow: var(--shadow-md); position: relative; overflow: hidden;}
.c-icon { width: 70px; height: 70px; background: rgba(255, 183, 3, 0.15); color: var(--accent); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 2rem; margin: 0 auto 20px; transition: all 0.4s ease;}
.c-card:hover .c-icon { background: var(--primary); color: var(--white); transform: scale(1.1);}
.c-card h3 { margin-bottom: 10px; color: var(--primary); font-size: 1.3rem; font-weight: 800;}
.c-card p { font-size: 1.05rem; color: var(--dark); font-weight: 600;}
.c-card .text-sm { font-size: 0.9rem; color: var(--gray); font-weight: 400; margin-top: 5px;}
.contact-link:hover { color: var(--primary-light); }

.map-and-form { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.form-container { background: var(--white); padding: 50px 40px; border-radius: 16px; box-shadow: var(--shadow-lg); border: 1px solid var(--border);}
.input-group { position: relative; margin-bottom: 20px; }
.input-group i:not(.select-arrow) { position: absolute; left: 18px; top: 50%; transform: translateY(-50%); color: var(--gray); font-size: 1.1rem; z-index: 2; transition: 0.3s;}
.input-group .select-arrow { position: absolute; right: 18px; top: 50%; transform: translateY(-50%); color: var(--gray); font-size: 1rem; pointer-events: none; }
.input-group input { width: 100%; padding: 16px 16px 16px 50px; border: 1px solid #ccc; border-radius: 8px; outline: none; font-family: 'Open Sans', sans-serif; font-size: 1rem; transition: all 0.3s ease; background: var(--white);}
.input-group input:focus, .form-container textarea:focus, .input-group select:focus { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(0, 34, 68, 0.08); }
.input-group input:focus + i { color: var(--primary); }

/* Footer */
.footer { background: var(--dark); color: #9ca3af; padding: 80px 0 20px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1.5fr; gap: 50px; margin-bottom: 60px; }
.footer-logo { font-size: 2rem; font-weight: 900; color: var(--white); letter-spacing: -1px; }
.footer h3 { color: var(--white); margin-bottom: 25px; font-size: 1.3rem; position: relative; padding-bottom: 12px; font-weight: 800;}
.footer h3::after { content: ''; position: absolute; bottom: 0; left: 0; width: 50px; height: 3px; background: var(--accent); border-radius: 2px;}
.footer-links ul { list-style: none; }
.footer-links li { margin-bottom: 15px; font-weight: 600;}
.footer-links a { position: relative; padding-left: 15px;}
.footer-links a::before { content: '\f105'; font-family: 'Font Awesome 6 Free'; font-weight: 900; position: absolute; left: 0; color: var(--accent); font-size: 0.8rem; top: 50%; transform: translateY(-50%); transition: 0.3s;}
.footer-links a:hover { color: var(--white); padding-left: 20px; }
.footer-contact p { margin-bottom: 20px; display: flex; align-items: flex-start; gap: 15px; font-weight: 600;}
.footer-contact p a:hover { color: var(--white); }
.footer-contact i { font-size: 1.4rem; margin-top: 2px; width: 25px; text-align: center;}
.footer-bottom { text-align: center; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 30px; font-size: 0.95rem; }
.footer-bottom p { margin-bottom: 5px; }

/* ========================================================
   FLOATING BTNS & MOBILE MENU (Ortak JS ile)
   ======================================================== */
.floating-buttons { position: fixed; right: 25px; bottom: 35px; display: flex; flex-direction: column; gap: 20px; z-index: 999; }
.float-btn { width: 65px; height: 65px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 32px; color: white; box-shadow: var(--shadow-lg); transition: all 0.3s ease; text-decoration: none; position: relative; }
.float-btn:hover { transform: scale(1.1) translateY(-5px); color: white; }
.float-phone { background-color: var(--primary); }
.float-phone::before { content: ''; position: absolute; border-radius: 50%; z-index: -1; background-color: var(--primary); width: 100%; height: 100%; animation: pulse 2s infinite; }
.float-wa { background-color: #25d366; }
.float-wa::before { content: ''; position: absolute; border-radius: 50%; z-index: -1; background-color: #25d366; width: 100%; height: 100%; animation: pulse 2s infinite; animation-delay: 1s; }

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

/* Mobile Menu & Responsive */
.mobile-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.7); backdrop-filter: blur(3px); z-index: 998; display: none; opacity: 0; transition: all 0.4s ease; }
.mobile-overlay.active { display: block; opacity: 1; }

@media (max-width: 992px) {
    .map-and-form { grid-template-columns: 1fr; }
    .about-layout { grid-template-columns: 1fr; gap: 80px;}
    .experience-badge { bottom: -20px; right: 10px; padding: 20px;}
}

@media (max-width: 768px) {
    .top-bar-content { flex-direction: column; text-align: center; gap: 10px; }
    .d-mobile-none { display: none; }
    .mobile-toggle { display: block; }
    .nav-menu { position: fixed; top: 0; right: -320px; width: 300px; height: 100vh; background: var(--white); flex-direction: column; padding-top: 100px; box-shadow: -10px 0 30px rgba(0,0,0,0.15); transition: 0.4s cubic-bezier(0.77, 0.2, 0.05, 1); z-index: 999; }
    .nav-menu.active { right: 0; }
    .nav-links { flex-direction: column; gap: 0; width: 100%; }
    .nav-links li { width: 100%; }
    .nav-links a { display: block; padding: 18px 30px; border-bottom: 1px solid var(--border); font-size: 1.15rem; }
    .nav-links a::after { display: none; }
    .hero-content h1 { font-size: 2.8rem; }
    .hero-btns { flex-direction: column; }
    .grid-2-mini { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 40px; text-align: center; }
    .footer h3::after { left: 50%; transform: translateX(-50%); }
    .footer-links a::before { display: none; }
    .footer-links a:hover { padding-left: 0; color: var(--accent); }
    .footer-contact p { justify-content: center; }
}