:root {
    /* Site Variables */
    --primary-color: #00838f;
    /* Turkuaz - Ana Renk */
    --secondary-color: #00bcd4;
    /* Turkuaz - İkincil Renk */
    --accent-color: #006064;
    /* Turkuaz - Koyu Ton */

    /* Bootstrap Overrides */
    --bs-primary: #00838f;
    --bs-primary-rgb: 0, 131, 143;
    --bs-link-color: #00838f;
    --bs-link-hover-color: #006064;

    --text-dark: #121212;
    --text-light: #f8f9fa;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --font-heading: 'Montserrat', sans-serif;
    --font-body: 'Inter', sans-serif;
    --transition-speed: 0.3s;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    background-color: var(--bg-light);
    line-height: 1.6;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
}

/* Premium Navbar */
/* Premium Navbar */
.navbar {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    padding: 1.2rem 0;
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.8rem;
    letter-spacing: 1px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.nav-link {
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    padding: 0.5rem 1rem !important;
    transition: var(--transition-speed);
    position: relative;
    opacity: 0.85;
}

.nav-link:hover {
    color: #fff !important;
    opacity: 1;
}

/* Animated Underline */
.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 5px;
    left: 50%;
    background-color: #fff;
    transition: all 0.3s ease;
    transform: translateX(-50%);
    box-shadow: 0 0 5px rgba(255, 255, 255, 0.5);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

.nav-link.active {
    opacity: 1;
    color: #fff !important;
}

/* Ensure buttons in navbar keep their size and don't get the underline */
.navbar-nav .btn {
    font-size: 0.9rem !important;
    padding: 10px 25px !important;
    opacity: 1;
}

.navbar-nav .btn::after {
    display: none;
}

.btn-premium {
    background: linear-gradient(45deg, var(--secondary-color), #00e5ff);
    color: white;
    font-weight: 700;
    padding: 10px 25px;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all var(--transition-speed);
    border: none;
    box-shadow: 0 4px 15px rgba(0, 188, 212, 0.4);
}

.btn-premium:hover {
    background: linear-gradient(45deg, #00e5ff, var(--secondary-color));
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 188, 212, 0.6);
    color: white;
}

/* Dropdown Menu Premium */
.dropdown-menu {
    border: none;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    padding: 1rem;
    margin-top: 15px;
    animation: fadeInUp 0.3s ease forwards;
}

.dropdown-item {
    border-radius: 10px;
    padding: 10px 15px;
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-dark);
    transition: all 0.2s;
}

.dropdown-item:hover {
    background-color: rgba(0, 188, 212, 0.1);
    color: var(--primary-color);
    transform: translateX(5px);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Sections */
.section-title {
    position: relative;
    display: inline-block;
    padding-bottom: 10px;
    margin-bottom: 3rem;
}

.section-title::after {
    content: '';
    position: absolute;
    width: 60px;
    height: 4px;
    background-color: var(--secondary-color);
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

/* Card Hover Effects */
.feature-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
    transition: var(--transition-speed);
    height: 100%;
    border: none;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}