:root {
    /* Ultra-Clean Premium Light Theme Variables */
    --bg-main: #FAFAFA;        /* Pristine slightly warm white */
    --bg-card: #FFFFFF;        /* Absolute white for cards */
    
    --accent-gold: #C5A059;    /* Refined, elegant metallic gold */
    --accent-gold-hover: #A88746;
    --accent-light: #FBF8F1;   /* Ultra-soft gold tint */
    
    --text-dark: #111827;      /* Ink black for high contrast premium headings */
    --text-muted: #4B5563;     /* Soft charcoal for paragraphs */
    
    --border-light: rgba(0, 0, 0, 0.05); /* Extremely subtle border */
    
    --radius-sm: 12px;
    --radius-md: 20px;
    --radius-lg: 32px;
    
    /* "Floating" premium shadows */
    --shadow-sm: 0 10px 30px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 20px 40px rgba(0, 0, 0, 0.06);
    --shadow-glow: 0 10px 25px rgba(197, 160, 89, 0.3); /* Gold glow */
    
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1); /* Smoother premium easing */
}

/* ========== GLOBAL ========== */
body {
    font-family: 'Inter', sans-serif;
    color: var(--text-muted);
    background-color: var(--bg-main);
    line-height: 1.8;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    border-radius: var(--radius-sm);
}

h1, h2, h3, h4, h5, h6, .fw-bold {
    font-family: 'Outfit', sans-serif;
    font-weight: 800;
    color: var(--text-dark);
    letter-spacing: -0.03em;
}

a { text-decoration: none; transition: var(--transition); color: var(--accent-gold); }
a:hover { color: var(--accent-gold-hover); }

/* Typography & Utility Classes */
.text-dark { color: var(--text-dark) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-accent { color: var(--accent-gold) !important; }
.text-primary { color: var(--accent-gold) !important; }
.bg-primary { background-color: var(--accent-gold) !important; }
.border-primary { border-color: var(--accent-gold) !important; }
.bg-light { background-color: var(--bg-main) !important; }
.bg-white { background-color: #ffffff !important; }

/* Premium Gradients */
.text-gradient {
    background: linear-gradient(135deg, #111827 0%, #4B5563 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.text-gradient-gold {
    background: linear-gradient(135deg, #D4AF37 0%, #AA8222 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ========== BUTTONS ========== */
.btn {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    border-radius: 50px; /* Pill-shaped premium buttons */
    padding: 1rem 2.5rem;
    transition: var(--transition);
    letter-spacing: 0.5px;
}
.btn-primary {
    background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-hover) 100%) !important;
    border: none !important;
    color: #fff !important;
    box-shadow: var(--shadow-glow);
}
.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 35px rgba(197, 160, 89, 0.4);
}
.btn-outline-dark {
    border: 1px solid var(--border-light);
    color: var(--text-dark);
    background: #fff;
    box-shadow: var(--shadow-sm);
}
.btn-outline-dark:hover {
    background: var(--text-dark);
    color: #fff;
    border-color: var(--text-dark);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

/* ========== NAVBAR ========== */
.navbar {
    background-color: rgba(255, 255, 255, 0.8) !important;
    backdrop-filter: blur(20px); /* Frosted glass */
    -webkit-backdrop-filter: blur(20px);
    padding: 1.2rem 0 !important;
    border-bottom: 1px solid rgba(0,0,0,0.03);
    transition: var(--transition);
    box-shadow: none !important;
}
.navbar.scrolled {
    padding: 0.8rem 0 !important;
    box-shadow: var(--shadow-sm) !important;
    background-color: rgba(255, 255, 255, 0.95) !important;
}
.navbar-brand {
    font-family: 'Outfit', sans-serif;
    font-weight: 800 !important;
    font-size: 1.8rem !important;
    color: var(--text-dark) !important;
    letter-spacing: -1px;
}
.nav-link {
    color: var(--text-dark) !important;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.5rem 1.5rem !important;
    transition: var(--transition);
}
.nav-link:hover, .nav-link.active {
    color: var(--accent-gold) !important;
}

/* ========== HERO SLIDER ========== */
.hero-section {
    position: relative;
    padding-top: 180px !important;
    padding-bottom: 120px !important;
    background-size: cover;
    background-position: center;
    background-color: #f0f0f0; 
}
.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.7) 0%, rgba(0, 0, 0, 0.2) 100%);
    z-index: 1;
}
.hero-content { position: relative; z-index: 2; }

.hero-badge {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    color: var(--accent-gold);
    padding: 10px 24px;
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 700;
    border: 1px solid rgba(255, 255, 255, 0.5);
    display: inline-block;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-title {
    font-size: clamp(3rem, 6vw, 4.5rem);
    color: #ffffff !important;
    margin-bottom: 24px;
    line-height: 1.1;
    font-weight: 800;
    text-shadow: 0 4px 12px rgba(0,0,0,0.3);
}
.hero-subtitle {
    color: rgba(255, 255, 255, 0.9) !important;
    font-size: 1.25rem;
    max-width: 600px;
    margin-bottom: 40px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

/* ========== SECTION TITLES ========== */
.section-title {
    font-size: clamp(2.2rem, 4vw, 3rem);
    color: var(--text-dark);
    margin-bottom: 20px;
    font-weight: 800;
}
.title-underline {
    position: relative;
    display: inline-block;
    color: var(--text-dark);
}
.title-underline::after {
    content: '';
    position: absolute;
    bottom: 8px; left: -5%;
    width: 110%; height: 12px;
    background: var(--accent-light);
    z-index: -1;
    border-radius: 10px;
}

/* ========== STATS (FLOATING) ========== */
.stats-floating {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 50px 40px;
    margin-top: -80px; 
    position: relative;
    z-index: 10;
    border: 1px solid rgba(255,255,255,0.5);
}
.stat-box { text-align: center; }
.stat-box h3 {
    font-size: 3rem;
    color: var(--text-dark);
    margin-bottom: 5px;
    font-weight: 800;
}
.stat-box p {
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 0;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.85rem;
}
@media (min-width: 768px) {
    .stat-divider { border-right: 1px solid var(--border-light); }
}

/* ========== PREMIUM CARDS (Services, Portfolio) ========== */
.custom-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: none;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    height: 100%;
    padding: 30px;
    position: relative;
}
.custom-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-md);
}
.card-img-wrapper {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: 25px;
    height: 220px;
}
.card-img-wrapper img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.custom-card:hover .card-img-wrapper img { transform: scale(1.08); }

.badge-status {
    position: absolute; top: 15px; right: 15px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(5px);
    color: var(--text-dark);
    font-size: 0.75rem; font-weight: 700;
    padding: 8px 16px; border-radius: 50px;
    box-shadow: var(--shadow-sm);
    letter-spacing: 0.5px;
}

/* ========== ICONS & FEATURES ========== */
.feature-icon-box {
    width: 60px; height: 60px;
    background: var(--bg-card);
    box-shadow: var(--shadow-sm);
    color: var(--accent-gold);
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
    transition: var(--transition);
}
.feature-box:hover .feature-icon-box {
    background: var(--accent-gold);
    color: #fff;
    transform: scale(1.1);
}

/* ========== ACCORDION ========== */
.custom-accordion .accordion-item {
    background: #fff;
    border: none;
    border-radius: var(--radius-md) !important;
    margin-bottom: 15px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.custom-accordion .accordion-button {
    font-family: 'Outfit', sans-serif;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text-dark);
    background: #fff;
    padding: 1.5rem;
    box-shadow: none;
}
.custom-accordion .accordion-button:not(.collapsed) {
    color: var(--accent-gold);
    background: var(--bg-main);
}
.custom-accordion .accordion-body {
    color: var(--text-muted);
    padding: 0 1.5rem 1.5rem;
    background: var(--bg-main);
    border: none;
}

/* ========== FORMS ========== */
.form-control, .form-select {
    background-color: var(--bg-main);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    padding: 15px 20px;
    transition: var(--transition);
    font-weight: 500;
}
.form-control:focus, .form-select:focus {
    background-color: #fff;
    border-color: var(--accent-gold);
    box-shadow: 0 0 0 4px var(--accent-light);
}

/* ========== FLOATING BUTTONS ========== */
.scroll-to-top, .whatsapp-float {
    position: fixed;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    transition: var(--transition);
    z-index: 1000;
}
.scroll-to-top {
    bottom: 30px; right: 30px;
    width: 50px; height: 50px;
    background: var(--text-dark); color: #fff;
    border: none; font-size: 1.2rem;
    box-shadow: var(--shadow-md);
    opacity: 0; visibility: hidden; transform: translateY(20px);
}
.scroll-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.scroll-to-top:hover { background: var(--accent-gold); transform: translateY(-5px); }

.whatsapp-float {
    width: 65px; height: 65px;
    bottom: 40px; right: 40px;
    background-color: #25d366; color: #FFF;
    font-size: 32px; box-shadow: var(--shadow-md);
    animation: pulse-whatsapp 2s infinite;
}
.whatsapp-float:hover { background-color: #128C7E; color: #fff; transform: scale(1.1); }

.bayilik-float {
    position: fixed; height: 65px;
    bottom: 40px; left: 40px;
    background: linear-gradient(135deg, var(--accent-gold) 0%, var(--accent-gold-hover) 100%);
    color: #FFF; border-radius: 50px;
    font-weight: 800; box-shadow: var(--shadow-glow);
    z-index: 1000; display: flex; align-items: center; justify-content: center;
    padding: 0 30px; text-transform: uppercase; letter-spacing: 1px;
    transition: var(--transition);
}
.bayilik-float:hover {
    color: #fff; transform: translateY(-3px); box-shadow: 0 15px 35px rgba(197, 160, 89, 0.4);
}

@keyframes pulse-whatsapp {
    0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* ========== FOOTER ========== */
footer {
    background-color: #fff !important;
    border-top: 1px solid var(--border-light);
    padding-top: 80px;
    color: var(--text-muted) !important;
}
footer h5 {
    color: var(--text-dark) !important;
    font-weight: 800;
    margin-bottom: 25px;
    letter-spacing: -0.5px;
}
footer a { color: var(--text-muted) !important; font-weight: 500; }
footer a:hover { color: var(--accent-gold) !important; }

footer .social-link {
    width: 45px; height: 45px;
    background: var(--bg-main) !important;
    color: var(--text-dark) !important;
    display: inline-flex; align-items: center; justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
    font-size: 1.1rem;
}
footer .social-link:hover {
    background: var(--text-dark) !important;
    color: #fff !important;
    transform: translateY(-5px);
    box-shadow: var(--shadow-sm);
}
.footer-bottom {
    border-top: 1px solid var(--border-light);
    padding: 25px 0;
    margin-top: 60px;
}
.footer-bottom p { color: var(--text-muted) !important; font-weight: 500; }

/* ========== SWIPER PREMIUM STYLES ========== */
.content-swiper { padding-bottom: 50px !important; }
.swiper-pagination-bullet {
    background: var(--border-light);
    opacity: 1;
    width: 10px; height: 10px;
    transition: var(--transition);
}
.swiper-pagination-bullet-active {
    background: var(--accent-gold);
    width: 24px;
    border-radius: 10px;
}
.swiper-button-next::after, .swiper-button-prev::after { font-size: 16px !important; font-weight: 800; }
.swiper-button-next, .swiper-button-prev {
    background: #fff;
    width: 50px !important; height: 50px !important;
    border-radius: 50%;
    box-shadow: var(--shadow-md);
    border: none;
    color: var(--text-dark) !important;
    transition: var(--transition);
}
.swiper-button-next:hover, .swiper-button-prev:hover {
    background: var(--text-dark) !important;
    color: #fff !important;
    transform: scale(1.1);
}

/* ========== MOBILE RESPONSIVENESS ========== */
@media (max-width: 991px) {
    .navbar-collapse {
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        border: 1px solid var(--border-light);
        border-radius: var(--radius-md);
        padding: 1.5rem;
        margin-top: 15px;
        box-shadow: var(--shadow-md);
    }
    .hero-section { padding: 150px 0 100px !important; }
}
@media (max-width: 767px) {
    .hero-section { padding: 130px 0 80px !important; text-align: center; }
    .hero-badge { margin: 0 auto 20px; }
    .hero-subtitle { margin: 0 auto 30px; }
    
    .stats-floating { margin-top: -40px; padding: 30px 20px; }
    .stat-box { margin-bottom: 30px; }
    .stat-box:last-child { margin-bottom: 0; }
    .stat-divider { border-bottom: 1px solid var(--border-light); padding-bottom: 30px; border-right: none; }
    
    .whatsapp-float, .bayilik-float {
        width: 55px; height: 55px; font-size: 26px; padding: 0;
        bottom: 20px;
    }
    .bayilik-float { left: 20px; border-radius: 50%; }
    .whatsapp-float { right: 20px; }
    .bayilik-float span { display: none; } /* Hide text on mobile */
    .bayilik-float i { font-size: 22px; }
}