:root {
    --bg-color: #050505;
    /* Daha zengin, derin bir arka plan */
    --bg-gradient: radial-gradient(circle at 15% 50%, rgba(0, 188, 212, 0.08) 0%, rgba(0, 0, 0, 0) 50%),
        radial-gradient(circle at 85% 30%, rgba(76, 29, 149, 0.08) 0%, rgba(0, 0, 0, 0) 50%),
        linear-gradient(180deg, #0a0a0a 0%, #121212 100%);

    --text-main: #ffffff;
    --text-muted: #d1d5db;
    /* Daha açık gri, okunabilirlik için */

    --glass-bg: rgba(30, 30, 30, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-highlight: rgba(255, 255, 255, 0.15);

    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.5);

    --accent-color: #00e5ff;
    /* Daha canlı bir Cyan */
    --accent-glow: 0 0 15px rgba(0, 229, 255, 0.4);

    --navbar-bg: rgba(10, 10, 10, 0.6);
    /* Daha şeffaf */
    --card-radius: 16px;

    --font-heading: 'Inter', sans-serif;
    --font-body: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-color);
    background-image: var(--bg-gradient);
    background-attachment: fixed;
    color: var(--text-main);
    font-family: var(--font-body);
    margin: 0;
    padding: 0;
    min-height: 100vh;
    line-height: 1.7;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    color: var(--text-main);
    font-weight: 700;
    letter-spacing: -0.5px;
    margin-bottom: 1rem;
}

p.text-muted {
    color: var(--text-muted) !important;
    /* Bootstrap override */
    font-weight: 300;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: #fff;
    text-shadow: 0 0 10px var(--accent-color);
}

/* Glassmorphism Utilities */
.glass-panel,
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    border-radius: var(--card-radius);
    padding: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    position: relative;
    overflow: hidden;
}

/* Parlama efekti */
.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.05), transparent);
    transition: 0.5s;
}

.glass-card:hover::before {
    left: 100%;
}

.glass-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), var(--accent-glow);
    border-color: var(--glass-highlight);
}

/* Navbar Modernization */
.navbar-glass {
    background: var(--navbar-bg);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    padding: 1rem 0;
    transition: all 0.3s ease;
}

.navbar-brand {
    font-weight: 800;
    font-size: 1.5rem;
    color: #fff !important;
    text-transform: uppercase;
    letter-spacing: 1px;
    display: flex;
    align-items: center;
}

.navbar-brand i {
    color: var(--accent-color);
    filter: drop-shadow(0 0 5px var(--accent-color));
}

.nav-link {
    color: var(--text-muted) !important;
    font-weight: 500;
    padding: 0.7rem 1.2rem !important;
    border-radius: 8px;
    margin: 0 2px;
    transition: all 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: #fff !important;
    background: rgba(255, 255, 255, 0.08);
}

/* Buttons */
.btn-primary-glow {
    background: transparent;
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
    border-radius: 50px;
    padding: 0.8rem 2.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
    z-index: 1;
    transition: color 0.3s ease;
}

.btn-primary-glow::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background: var(--accent-color);
    z-index: -1;
    transition: width 0.3s ease;
}

.btn-primary-glow:hover {
    color: #000;
    box-shadow: 0 0 25px rgba(0, 229, 255, 0.6);
}

.btn-primary-glow:hover::after {
    width: 100%;
}

.btn-glass {
    background: rgba(255, 255, 255, 0.05);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    padding: 0.8rem 2.5rem;
    transition: all 0.3s ease;
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: #fff;
    transform: translateY(-2px);
}

/* Icon Styling */
.fa-2x,
.fa-3x {
    margin-bottom: 1rem;
    background: -webkit-linear-gradient(45deg, var(--accent-color), #a855f7);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 10px rgba(0, 229, 255, 0.2));
}

/* Section Titles */
.section-title {
    font-size: 2.5rem;
    margin-bottom: 4rem;
}

.section-title::after {
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--accent-color), transparent);
}

/* Footer */
footer.glass-footer {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
}

/* Additional Glass Utilities */
.glass-input {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
}

background: rgba(255, 255, 255, 0.1);
border-color: var(--accent-color);
color: #fff;
box-shadow: 0 0 10px rgba(0, 229, 255, 0.2);
}

/* User Menu & Header Extras */
.brand-icon-wrapper {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.user-pill {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50px;
    transition: all 0.3s ease;
}

.user-pill:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.glass-dropdown {
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
}

/* Footer Extras */
.social-icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.social-icon-btn:hover {
    background: var(--accent-color);
    color: #000;
    transform: translateY(-3px);
    box-shadow: 0 0 15px rgba(0, 229, 255, 0.4);
}

.hover-white:hover {
    color: #fff !important;
    padding-left: 5px;
    transition: all 0.3s ease;
}

.tracking-wide {
    letter-spacing: 1px;
}