/**
 * kli.ink - Modern & Profesyonel Stil
 * Sadece mavi tonları kullanılır
 */

:root {
    --bg-light: #E6F6FF;
    --primary: #5BB3FF;
    --primary-dark: #0B84FF;
    --text: #222222;
    --white: #ffffff;
    --border: #e0e0e0;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-lg: rgba(0, 0, 0, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigation - Koyu Mavi Modern Header */
.navbar {
    padding: 1rem 0;
    transition: all 0.3s;
    background: linear-gradient(135deg, #002966 0%, #003D99 50%, #0052CC 100%) !important;
    box-shadow: 0 8px 32px rgba(0, 51, 102, 0.5), 0 2px 8px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border-bottom: 3px solid rgba(91, 179, 255, 0.3);
}

.navbar-brand {
    font-size: 1.85rem;
    font-weight: 900;
    color: #ffffff !important;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5), 0 0 20px rgba(255,255,255,0.2);
    letter-spacing: -0.5px;
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand i {
    font-size: 2rem;
    color: #ffffff;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5));
    text-shadow: 0 0 10px rgba(255,255,255,0.3);
}

.navbar-dark .navbar-nav .nav-link {
    color: #ffffff !important;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s ease;
    padding: 0.6rem 1.2rem !important;
    border-radius: 8px;
    margin: 0 0.3rem;
    text-shadow: 0 2px 8px rgba(0,0,0,0.5), 0 0 10px rgba(255,255,255,0.1);
    position: relative;
}

/* Modern Nav Link - Ortalanmış ve Modern */
.modern-nav-link {
    display: flex !important;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0.75rem 1rem !important;
    gap: 0.25rem;
    min-width: 80px;
}

.modern-nav-link i {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
    display: block;
    transition: all 0.3s ease;
}

.modern-nav-link span {
    font-size: 0.85rem;
    font-weight: 600;
    display: block;
}

.modern-nav-link:hover i {
    transform: scale(1.2) translateY(-3px);
    filter: drop-shadow(0 4px 8px rgba(255,255,255,0.5));
}

.modern-nav-link:hover {
    background: rgba(255, 255, 255, 0.2) !important;
    transform: translateY(-3px);
}

.navbar-dark .navbar-nav .nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, rgba(91, 179, 255, 0.8) 0%, rgba(255, 255, 255, 0.9) 100%);
    border-radius: 2px;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px rgba(91, 179, 255, 0.5);
}

.navbar-dark .navbar-nav .nav-link:hover {
    color: #ffffff !important;
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3), 0 0 15px rgba(91, 179, 255, 0.3);
    text-shadow: 0 2px 10px rgba(0,0,0,0.6), 0 0 15px rgba(255,255,255,0.3);
}

.navbar-dark .navbar-nav .nav-link:hover::before {
    width: 80%;
}

.navbar-toggler {
    border: 2px solid rgba(255, 255, 255, 0.8);
    padding: 0.4rem 0.6rem;
    background: rgba(255, 255, 255, 0.1);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.25rem rgba(255, 255, 255, 0.25);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.5' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.bg-primary-dark {
    background: linear-gradient(135deg, #002966 0%, #003D99 50%, #0052CC 100%) !important;
}

/* Hero Section */
.hero-section {
    background: #ffffff;
    padding-top: 120px;
    padding-bottom: 100px;
    position: relative;
    overflow: hidden;
    margin-top: 80px;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(91, 179, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(11, 132, 255, 0.08) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(11, 132, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h1,
.hero-title {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #002966 0%, #0052CC 50%, #0B84FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 20px rgba(11, 132, 255, 0.2);
    letter-spacing: -1px;
}

.hero-content .lead,
.hero-subtitle {
    font-size: 1.4rem;
    color: #444;
    margin-bottom: 2.5rem;
    line-height: 1.8;
    font-weight: 500;
}

.trust-badge {
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

/* Shortener Card */
.shortener-card {
    background: white;
    border-radius: 24px;
    padding: 3rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12), 0 8px 24px rgba(11, 132, 255, 0.15);
    border: 2px solid rgba(91, 179, 255, 0.2);
    position: relative;
    z-index: 1;
    transition: transform 0.3s, box-shadow 0.3s;
    overflow: hidden;
}

.shortener-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.shortener-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px var(--shadow-lg);
}

.shortener-card .form-label {
    color: var(--text);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.shortener-card .form-control {
    border: 2px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
    font-size: 1rem;
    transition: all 0.3s;
}

.shortener-card .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.2rem rgba(91, 179, 255, 0.25);
    outline: none;
}

.shortener-card .input-group-text {
    background: var(--bg-light);
    border: 2px solid var(--border);
    border-right: none;
    color: var(--primary);
    font-size: 1.2rem;
}

/* Button Styles */
.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: none;
    color: white;
    font-weight: 700;
    padding: 0.875rem 2.5rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(11, 132, 255, 0.4), 0 2px 8px rgba(0, 0, 0, 0.1);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.95rem;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #0052CC 100%);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(11, 132, 255, 0.5), 0 4px 12px rgba(0, 0, 0, 0.15);
    color: white;
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-outline-primary {
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 14px 28px;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.3s;
}

.btn-outline-primary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* Radio Button Styles */
.btn-check:checked + .btn-outline-primary {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.btn-check:checked + .btn-outline-success {
    background: #28a745;
    border-color: #28a745;
    color: white;
}

/* Stats Section */
.stats-section {
    background: #ffffff;
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 50% 50%, rgba(91, 179, 255, 0.02) 0%, transparent 70%);
    opacity: 1;
}

.stat-card {
    padding: 2.5rem;
    background: white;
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
    transition: all 0.4s;
    position: relative;
    z-index: 1;
    border: 2px solid transparent;
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(91, 179, 255, 0.2);
    border-color: var(--primary);
}

.stat-card h2 {
    color: var(--primary);
    font-weight: 800;
    font-size: 3rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card p {
    font-size: 1.1rem;
    font-weight: 600;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Features Section - Modern ve Havalı */
.features-section {
    background: #ffffff;
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.features-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 10% 20%, rgba(91, 179, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(11, 132, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.features-section::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--primary) 50%, transparent 100%);
    opacity: 0.3;
}

.feature-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(230, 246, 255, 0.5) 100%);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 3rem 2.5rem;
    height: 100%;
    box-shadow: 0 10px 40px rgba(91, 179, 255, 0.15), 0 0 0 1px rgba(91, 179, 255, 0.1);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid rgba(91, 179, 255, 0.2);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #5BB3FF 0%, #0B84FF 100%);
    transform: scaleX(0);
    transition: transform 0.4s;
    z-index: 2;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(91, 179, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    z-index: 0;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover::after {
    width: 300px;
    height: 300px;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(91, 179, 255, 0.25), 0 0 0 1px rgba(91, 179, 255, 0.2);
    border-color: #5BB3FF;
    background: #ffffff;
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #5BB3FF 0%, #0B84FF 100%);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 2.5rem;
    color: white;
    box-shadow: 0 8px 25px rgba(91, 179, 255, 0.3);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 2;
}

.feature-card:hover .feature-icon {
    transform: translateY(-5px) rotate(5deg);
    box-shadow: 0 12px 35px rgba(91, 179, 255, 0.4);
}

.feature-card h4 {
    color: #1a1a1a;
    font-weight: 700;
    font-size: 1.4rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
    transition: color 0.3s;
}

.feature-card:hover h4 {
    color: #0B84FF;
}

.feature-card p {
    color: #666;
    line-height: 1.7;
    font-size: 1rem;
    position: relative;
    z-index: 2;
    font-weight: 400;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #002966 0%, #003D99 50%, #0052CC 100%);
    padding: 5rem 0;
    color: white;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(91, 179, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-card {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-card h2 {
    color: white;
    font-weight: 900;
    margin-bottom: 1.5rem;
    font-size: 2.5rem;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.cta-card .lead {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.3rem;
    margin-bottom: 2rem;
    text-shadow: 0 1px 5px rgba(0,0,0,0.2);
}

.cta-card .btn-primary {
    background: white;
    color: #0052CC;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.3);
    font-weight: 700;
    padding: 1rem 3rem;
    font-size: 1.1rem;
    border-radius: 12px;
}

.cta-card .btn-primary:hover {
    background: #f8f9fa;
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.4);
    color: #003D99;
}

/* Navigation */
.navbar {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-size: 1.5rem;
    transition: transform 0.3s;
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.navbar-nav .nav-link {
    transition: all 0.3s;
    font-weight: 500;
}

.navbar-nav .nav-link:hover {
    color: rgba(255, 255, 255, 0.9) !important;
    transform: translateY(-2px);
}

/* Footer - Header ile Aynı Renk (Koyu Mavi) */
.footer {
    background: linear-gradient(135deg, #002966 0%, #003D99 50%, #0052CC 100%);
    color: white;
    padding: 4rem 0 2rem;
    box-shadow: 0 -8px 32px rgba(0, 51, 102, 0.5), 0 -2px 8px rgba(0, 0, 0, 0.3);
    margin-top: 0;
    border-top: 3px solid rgba(91, 179, 255, 0.3);
}

.footer h5,
.footer h6 {
    color: white;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.footer .text-white-50 {
    color: rgba(255, 255, 255, 0.7) !important;
    transition: color 0.3s;
}

.footer .text-white-50:hover {
    color: white !important;
}

.footer a {
    transition: all 0.3s;
}

.footer a:hover {
    transform: translateX(5px);
}

.footer .social-links a {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
    margin-right: 0.5rem;
}

.footer .social-links a:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.footer hr {
    border-color: rgba(255, 255, 255, 0.2);
}

.footer .list-unstyled li {
    transition: transform 0.3s;
}

.footer .list-unstyled li:hover {
    transform: translateX(5px);
}

/* Alerts */
.alert {
    border-radius: 12px;
    border: none;
    padding: 1.25rem;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border-left: 4px solid #28a745;
}

.alert-danger {
    background: #f8d7da;
    color: #721c24;
    border-left: 4px solid #dc3545;
}

/* Modern Reklam Alanları */
.ad-sidebar-left,
.ad-sidebar-right {
    position: sticky;
    top: 100px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    margin-bottom: 2rem;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.ad-sidebar-left:hover,
.ad-sidebar-right:hover {
    box-shadow: 0 8px 30px rgba(0, 82, 204, 0.15);
    border-color: #0052CC;
}

.ad-label {
    background: linear-gradient(135deg, #0052CC 0%, #0B84FF 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    letter-spacing: 0.5px;
}

.ad-content {
    min-height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-banner-top,
.ad-banner-bottom {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    border: 2px solid #e9ecef;
    position: relative;
    overflow: hidden;
}

.ad-banner-top::before,
.ad-banner-bottom::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #0052CC, #0B84FF);
}

.ad-label-small {
    background: rgba(0, 82, 204, 0.1);
    color: #0052CC;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 1rem;
}

.ad-content-top,
.ad-content-bottom {
    min-height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-video-container {
    background: #000;
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    padding-top: 56.25%; /* 16:9 aspect ratio */
    margin-bottom: 1rem;
}

.ad-video-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.ad-video-wrapper > * {
    width: 100%;
    height: 100%;
}

/* İçerik İçi Reklam */
.ad-content-inline {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    border: 2px solid #e9ecef;
    margin: 2rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.ad-content-inline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #0052CC, #0B84FF);
}

.ad-content-wrapper {
    min-height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Mobilde sidebar'ları gizle */
@media (max-width: 991px) {
    .ad-sidebar-left,
    .ad-sidebar-right {
        display: none !important;
    }
    
    .ad-content-inline {
        margin: 1.5rem 0;
        padding: 1rem;
    }
}

/* Reklam Banner'ları */
.ad-banner-top,
.ad-banner-bottom {
    text-align: center;
    padding: 25px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px var(--shadow);
    margin: 2rem 0;
}

.ad-banner-top img,
.ad-banner-bottom img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

/* RTL Desteği */
[dir="rtl"] {
    direction: rtl;
    text-align: right;
}

[dir="rtl"] .navbar-nav {
    flex-direction: row-reverse;
}

[dir="rtl"] .hero-content {
    text-align: right;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.hero-content,
.shortener-card,
.feature-card,
.stat-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section {
        padding-top: 80px;
        padding-bottom: 60px;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content .lead {
        font-size: 1.1rem;
    }
    
    .shortener-card {
        padding: 1.5rem;
    }
    
    .feature-card {
        margin-bottom: 1.5rem;
    }
    
    .stats-section {
        padding: 3rem 0;
    }
    
    .stat-card {
        margin-bottom: 2rem;
    }
}

/* Fixed Navbar */
.navbar.fixed-top {
    backdrop-filter: blur(10px);
    background: rgba(11, 132, 255, 0.95) !important;
}

/* Input Group */
.input-group-lg .form-control {
    font-size: 1.1rem;
}

.input-group-lg .btn {
    font-size: 1.1rem;
    padding: 14px 24px;
}

/* Display Utilities */
.display-3 {
    font-size: 3.5rem;
    font-weight: 800;
}

.display-4 {
    font-size: 2.5rem;
    font-weight: 800;
}

.display-5 {
    font-size: 2rem;
    font-weight: 700;
}

@media (max-width: 768px) {
    .display-3 {
        font-size: 2.5rem;
    }
    
    .display-4 {
        font-size: 2rem;
    }
    
    .display-5 {
        font-size: 1.75rem;
    }
}

/* About Section - Modern ve Havalı */
.about-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f0f4f8 100%);
    position: relative;
    overflow: hidden;
    margin-top: 0;
    padding: 6rem 0;
}

.about-section::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(91, 179, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.about-section::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(11, 132, 255, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.about-content {
    position: relative;
    z-index: 1;
}

.feature-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.75rem;
    background: white;
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08), 0 0 0 1px rgba(91, 179, 255, 0.1);
    font-weight: 600;
    margin: 0.5rem 0.5rem 0.5rem 0;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid transparent;
    font-size: 0.95rem;
}

.feature-badge i {
    font-size: 1.2rem;
    color: #5BB3FF;
}

.feature-badge:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 25px rgba(91, 179, 255, 0.25), 0 0 0 1px rgba(91, 179, 255, 0.3);
    border-color: #5BB3FF;
    background: linear-gradient(135deg, #ffffff 0%, #f0f7ff 100%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    text-align: center;
    position: relative;
    z-index: 1;
}

.stat-item {
    padding: 3rem 2rem;
    background: white;
    border-radius: 24px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1), 0 0 0 1px rgba(0,0,0,0.05);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    border: 2px solid #f0f0f0;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, #5BB3FF 0%, #0B84FF 100%);
    transform: scaleX(0);
    transition: transform 0.5s;
    z-index: 2;
}

.stat-item::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(91, 179, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    z-index: 0;
}

.stat-item:hover::before {
    transform: scaleX(1);
}

.stat-item:hover::after {
    width: 400px;
    height: 400px;
}

.stat-item:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 60px rgba(91, 179, 255, 0.3), 0 0 0 1px rgba(91, 179, 255, 0.3);
    border-color: #5BB3FF;
    background: white;
}

.stat-item .stat-icon-small {
    margin-bottom: 1.5rem;
    transition: transform 0.4s;
}

.stat-item:hover .stat-icon-small {
    transform: translateY(-5px) scale(1.1);
}

.stat-icon-small {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: white;
    margin: 0 auto;
    box-shadow: 0 4px 15px rgba(91, 179, 255, 0.3);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, #002966 0%, #0052CC 50%, #0B84FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.75rem;
    line-height: 1;
    display: block;
    transition: all 0.3s;
}

.stat-item:hover .stat-number {
    transform: scale(1.05);
}

.stat-label {
    font-size: 1rem;
    font-weight: 600;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 0.5rem;
}

/* Modern About Section */
.about-section-modern {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.about-section-modern::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(91, 179, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.about-content-modern {
    position: relative;
    z-index: 1;
}

.badge-modern-about {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, #0052CC 0%, #0B84FF 100%);
    color: white;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(0, 82, 204, 0.3);
}

.about-title-modern {
    font-size: 3rem;
    font-weight: 900;
    line-height: 1.2;
    background: linear-gradient(135deg, #1a1a1a 0%, #0052CC 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
}

.about-desc-modern {
    font-size: 1.2rem;
    line-height: 1.9;
    color: #555;
    margin-bottom: 2rem;
}

.features-grid-modern {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature-card-modern {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.feature-card-modern:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(0, 82, 204, 0.15);
    border-color: #0052CC;
}

.feature-icon-modern {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #0052CC 0%, #0B84FF 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    box-shadow: 0 4px 15px rgba(0, 82, 204, 0.3);
}

.feature-card-modern h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 0.5rem;
}

.feature-card-modern p {
    font-size: 0.9rem;
    color: #666;
    margin: 0;
}

.stats-grid-modern {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.stat-card-modern {
    background: white;
    padding: 2.5rem 1.5rem;
    border-radius: 24px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.stat-card-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #0052CC, #0B84FF);
}

.stat-card-modern:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 12px 32px rgba(0, 82, 204, 0.2);
    border-color: #0052CC;
}

.stat-icon-modern {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #0052CC 0%, #0B84FF 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
    box-shadow: 0 4px 15px rgba(0, 82, 204, 0.3);
}

.stat-number-modern {
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(135deg, #1a1a1a 0%, #0052CC 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label-modern {
    font-size: 0.9rem;
    font-weight: 600;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

@media (max-width: 768px) {
    /* Modern Nav Link Mobil */
    .modern-nav-link {
        flex-direction: row !important;
        justify-content: flex-start;
        text-align: left;
        padding: 0.75rem 1rem !important;
        min-width: auto;
    }
    
    .modern-nav-link i {
        margin-right: 0.75rem;
        margin-bottom: 0;
        font-size: 1.25rem;
    }
    
    .modern-nav-link span {
        font-size: 0.95rem;
    }
    
    .navbar-nav.mx-auto {
        margin: 0 !important;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stats-grid-modern {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .features-grid-modern {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .feature-card-modern {
        padding: 1.5rem;
    }
    
    .feature-icon-modern {
        width: 60px;
        height: 60px;
        font-size: 1.75rem;
    }
    
    .feature-badge {
        flex-direction: column;
        text-align: center;
        padding: 0.75rem;
        font-size: 0.9rem;
    }
    
    .feature-badge i {
        font-size: 1.2rem;
        margin-bottom: 0.5rem;
    }
    
    .stat-item h3,
    .stat-number {
        font-size: 2.5rem;
    }
    
    .stat-number-modern {
        font-size: 2rem !important;
    }
    
    .stat-icon-modern {
        width: 60px !important;
        height: 60px !important;
        font-size: 1.75rem !important;
    }
    
    .navbar-brand {
        font-size: 1.5rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .navbar-dark .navbar-nav .nav-link {
        padding: 0.5rem 1rem !important;
        margin: 0.2rem 0;
    }
    
    /* About Section Mobil Düzeltmeleri */
    .about-section-modern {
        padding: 3rem 0 !important;
    }
    
    .about-title-modern {
        font-size: 2rem !important;
        line-height: 1.3 !important;
    }
    
    .about-desc-modern {
        font-size: 1rem !important;
        line-height: 1.7 !important;
    }
    
    .badge-modern-about {
        font-size: 0.75rem !important;
        padding: 0.5rem 1rem !important;
    }
    
    .stat-icon-small {
        width: 50px !important;
        height: 50px !important;
        font-size: 1.5rem !important;
    }
    
    /* İkonlar mobilde görünürlük */
    .bi::before {
        display: inline-block !important;
    }
    
    /* Link oluşturma formu mobil */
    .shortener-card {
        padding: 1.5rem !important;
    }
    
    .input-group-lg .form-control {
        font-size: 1rem !important;
    }
}



 * Sadece mavi tonları kullanılır
 */

:root {
    --bg-light: #E6F6FF;
    --primary: #5BB3FF;
    --primary-dark: #0B84FF;
    --text: #222222;
    --white: #ffffff;
    --border: #e0e0e0;
    --shadow: rgba(0, 0, 0, 0.1);
    --shadow-lg: rgba(0, 0, 0, 0.15);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text);
    background: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigation - Koyu Mavi Modern Header */
.navbar {
    padding: 1rem 0;
    transition: all 0.3s;
    background: linear-gradient(135deg, #002966 0%, #003D99 50%, #0052CC 100%) !important;
    box-shadow: 0 8px 32px rgba(0, 51, 102, 0.5), 0 2px 8px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border-bottom: 3px solid rgba(91, 179, 255, 0.3);
}

.navbar-brand {
    font-size: 1.85rem;
    font-weight: 900;
    color: #ffffff !important;
    text-shadow: 0 2px 10px rgba(0,0,0,0.5), 0 0 20px rgba(255,255,255,0.2);
    letter-spacing: -0.5px;
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar-brand i {
    font-size: 2rem;
    color: #ffffff;
    filter: drop-shadow(0 2px 8px rgba(0,0,0,0.5));
    text-shadow: 0 0 10px rgba(255,255,255,0.3);
}

.navbar-dark .navbar-nav .nav-link {
    color: #ffffff !important;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s ease;
    padding: 0.6rem 1.2rem !important;
    border-radius: 8px;
    margin: 0 0.3rem;
    text-shadow: 0 2px 8px rgba(0,0,0,0.5), 0 0 10px rgba(255,255,255,0.1);
    position: relative;
}

/* Modern Nav Link - Ortalanmış ve Modern */
.modern-nav-link {
    display: flex !important;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0.75rem 1rem !important;
    gap: 0.25rem;
    min-width: 80px;
}

.modern-nav-link i {
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
    display: block;
    transition: all 0.3s ease;
}

.modern-nav-link span {
    font-size: 0.85rem;
    font-weight: 600;
    display: block;
}

.modern-nav-link:hover i {
    transform: scale(1.2) translateY(-3px);
    filter: drop-shadow(0 4px 8px rgba(255,255,255,0.5));
}

.modern-nav-link:hover {
    background: rgba(255, 255, 255, 0.2) !important;
    transform: translateY(-3px);
}

.navbar-dark .navbar-nav .nav-link::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, rgba(91, 179, 255, 0.8) 0%, rgba(255, 255, 255, 0.9) 100%);
    border-radius: 2px;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px rgba(91, 179, 255, 0.5);
}

.navbar-dark .navbar-nav .nav-link:hover {
    color: #ffffff !important;
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.3), 0 0 15px rgba(91, 179, 255, 0.3);
    text-shadow: 0 2px 10px rgba(0,0,0,0.6), 0 0 15px rgba(255,255,255,0.3);
}

.navbar-dark .navbar-nav .nav-link:hover::before {
    width: 80%;
}

.navbar-toggler {
    border: 2px solid rgba(255, 255, 255, 0.8);
    padding: 0.4rem 0.6rem;
    background: rgba(255, 255, 255, 0.1);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.25rem rgba(255, 255, 255, 0.25);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 1)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2.5' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.bg-primary-dark {
    background: linear-gradient(135deg, #002966 0%, #003D99 50%, #0052CC 100%) !important;
}

/* Hero Section */
.hero-section {
    background: #ffffff;
    padding-top: 120px;
    padding-bottom: 100px;
    position: relative;
    overflow: hidden;
    margin-top: 80px;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(91, 179, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(11, 132, 255, 0.08) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(11, 132, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h1,
.hero-title {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #002966 0%, #0052CC 50%, #0B84FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 20px rgba(11, 132, 255, 0.2);
    letter-spacing: -1px;
}

.hero-content .lead,
.hero-subtitle {
    font-size: 1.4rem;
    color: #444;
    margin-bottom: 2.5rem;
    line-height: 1.8;
    font-weight: 500;
}

.trust-badge {
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

/* Shortener Card */
.shortener-card {
    background: white;
    border-radius: 24px;
    padding: 3rem;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.12), 0 8px 24px rgba(11, 132, 255, 0.15);
    border: 2px solid rgba(91, 179, 255, 0.2);
    position: relative;
    z-index: 1;
    transition: transform 0.3s, box-shadow 0.3s;
    overflow: hidden;
}

.shortener-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-dark) 100%);
}

.shortener-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px var(--shadow-lg);
}

.shortener-card .form-label {
    color: var(--text);
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.shortener-card .form-control {
    border: 2px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
    font-size: 1rem;
    transition: all 0.3s;
}

.shortener-card .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 0.2rem rgba(91, 179, 255, 0.25);
    outline: none;
}

.shortener-card .input-group-text {
    background: var(--bg-light);
    border: 2px solid var(--border);
    border-right: none;
    color: var(--primary);
    font-size: 1.2rem;
}

/* Button Styles */
.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border: none;
    color: white;
    font-weight: 700;
    padding: 0.875rem 2.5rem;
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: 0 6px 20px rgba(11, 132, 255, 0.4), 0 2px 8px rgba(0, 0, 0, 0.1);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.95rem;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, #0052CC 100%);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(11, 132, 255, 0.5), 0 4px 12px rgba(0, 0, 0, 0.15);
    color: white;
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-outline-primary {
    border: 2px solid var(--primary);
    color: var(--primary);
    padding: 14px 28px;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.3s;
}

.btn-outline-primary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* Radio Button Styles */
.btn-check:checked + .btn-outline-primary {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.btn-check:checked + .btn-outline-success {
    background: #28a745;
    border-color: #28a745;
    color: white;
}

/* Stats Section */
.stats-section {
    background: #ffffff;
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.stats-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 50% 50%, rgba(91, 179, 255, 0.02) 0%, transparent 70%);
    opacity: 1;
}

.stat-card {
    padding: 2.5rem;
    background: white;
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.08);
    transition: all 0.4s;
    position: relative;
    z-index: 1;
    border: 2px solid transparent;
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(91, 179, 255, 0.2);
    border-color: var(--primary);
}

.stat-card h2 {
    color: var(--primary);
    font-weight: 800;
    font-size: 3rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-card p {
    font-size: 1.1rem;
    font-weight: 600;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Features Section - Modern ve Havalı */
.features-section {
    background: #ffffff;
    padding: 6rem 0;
    position: relative;
    overflow: hidden;
}

.features-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 10% 20%, rgba(91, 179, 255, 0.05) 0%, transparent 50%),
        radial-gradient(circle at 90% 80%, rgba(11, 132, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.features-section::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--primary) 50%, transparent 100%);
    opacity: 0.3;
}

.feature-card {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(230, 246, 255, 0.5) 100%);
    backdrop-filter: blur(10px);
    border-radius: 24px;
    padding: 3rem 2.5rem;
    height: 100%;
    box-shadow: 0 10px 40px rgba(91, 179, 255, 0.15), 0 0 0 1px rgba(91, 179, 255, 0.1);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid rgba(91, 179, 255, 0.2);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #5BB3FF 0%, #0B84FF 100%);
    transform: scaleX(0);
    transition: transform 0.4s;
    z-index: 2;
}

.feature-card::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(91, 179, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    z-index: 0;
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover::after {
    width: 300px;
    height: 300px;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(91, 179, 255, 0.25), 0 0 0 1px rgba(91, 179, 255, 0.2);
    border-color: #5BB3FF;
    background: #ffffff;
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #5BB3FF 0%, #0B84FF 100%);
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    font-size: 2.5rem;
    color: white;
    box-shadow: 0 8px 25px rgba(91, 179, 255, 0.3);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 2;
}

.feature-card:hover .feature-icon {
    transform: translateY(-5px) rotate(5deg);
    box-shadow: 0 12px 35px rgba(91, 179, 255, 0.4);
}

.feature-card h4 {
    color: #1a1a1a;
    font-weight: 700;
    font-size: 1.4rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
    transition: color 0.3s;
}

.feature-card:hover h4 {
    color: #0B84FF;
}

.feature-card p {
    color: #666;
    line-height: 1.7;
    font-size: 1rem;
    position: relative;
    z-index: 2;
    font-weight: 400;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, #002966 0%, #003D99 50%, #0052CC 100%);
    padding: 5rem 0;
    color: white;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(91, 179, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.cta-section .container {
    position: relative;
    z-index: 1;
}

.cta-card {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-card h2 {
    color: white;
    font-weight: 900;
    margin-bottom: 1.5rem;
    font-size: 2.5rem;
    text-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.cta-card .lead {
    color: rgba(255, 255, 255, 0.95);
    font-size: 1.3rem;
    margin-bottom: 2rem;
    text-shadow: 0 1px 5px rgba(0,0,0,0.2);
}

.cta-card .btn-primary {
    background: white;
    color: #0052CC;
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.3);
    font-weight: 700;
    padding: 1rem 3rem;
    font-size: 1.1rem;
    border-radius: 12px;
}

.cta-card .btn-primary:hover {
    background: #f8f9fa;
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(0, 0, 0, 0.4);
    color: #003D99;
}

/* Navigation */
.navbar {
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-size: 1.5rem;
    transition: transform 0.3s;
}

.navbar-brand:hover {
    transform: scale(1.05);
}

.navbar-nav .nav-link {
    transition: all 0.3s;
    font-weight: 500;
}

.navbar-nav .nav-link:hover {
    color: rgba(255, 255, 255, 0.9) !important;
    transform: translateY(-2px);
}

/* Footer - Header ile Aynı Renk (Koyu Mavi) */
.footer {
    background: linear-gradient(135deg, #002966 0%, #003D99 50%, #0052CC 100%);
    color: white;
    padding: 4rem 0 2rem;
    box-shadow: 0 -8px 32px rgba(0, 51, 102, 0.5), 0 -2px 8px rgba(0, 0, 0, 0.3);
    margin-top: 0;
    border-top: 3px solid rgba(91, 179, 255, 0.3);
}

.footer h5,
.footer h6 {
    color: white;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.footer .text-white-50 {
    color: rgba(255, 255, 255, 0.7) !important;
    transition: color 0.3s;
}

.footer .text-white-50:hover {
    color: white !important;
}

.footer a {
    transition: all 0.3s;
}

.footer a:hover {
    transform: translateX(5px);
}

.footer .social-links a {
    display: inline-block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    text-align: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.3s;
    margin-right: 0.5rem;
}

.footer .social-links a:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
}

.footer hr {
    border-color: rgba(255, 255, 255, 0.2);
}

.footer .list-unstyled li {
    transition: transform 0.3s;
}

.footer .list-unstyled li:hover {
    transform: translateX(5px);
}

/* Alerts */
.alert {
    border-radius: 12px;
    border: none;
    padding: 1.25rem;
}

.alert-success {
    background: #d4edda;
    color: #155724;
    border-left: 4px solid #28a745;
}

.alert-danger {
    background: #f8d7da;
    color: #721c24;
    border-left: 4px solid #dc3545;
}

/* Modern Reklam Alanları */
.ad-sidebar-left,
.ad-sidebar-right {
    position: sticky;
    top: 100px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    margin-bottom: 2rem;
    border: 2px solid #e9ecef;
    transition: all 0.3s ease;
}

.ad-sidebar-left:hover,
.ad-sidebar-right:hover {
    box-shadow: 0 8px 30px rgba(0, 82, 204, 0.15);
    border-color: #0052CC;
}

.ad-label {
    background: linear-gradient(135deg, #0052CC 0%, #0B84FF 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    font-size: 0.75rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    letter-spacing: 0.5px;
}

.ad-content {
    min-height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-banner-top,
.ad-banner-bottom {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    border: 2px solid #e9ecef;
    position: relative;
    overflow: hidden;
}

.ad-banner-top::before,
.ad-banner-bottom::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #0052CC, #0B84FF);
}

.ad-label-small {
    background: rgba(0, 82, 204, 0.1);
    color: #0052CC;
    padding: 0.375rem 0.75rem;
    border-radius: 6px;
    font-size: 0.7rem;
    font-weight: 700;
    display: inline-block;
    margin-bottom: 1rem;
}

.ad-content-top,
.ad-content-bottom {
    min-height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.ad-video-container {
    background: #000;
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    padding-top: 56.25%; /* 16:9 aspect ratio */
    margin-bottom: 1rem;
}

.ad-video-wrapper {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.ad-video-wrapper > * {
    width: 100%;
    height: 100%;
}

/* İçerik İçi Reklam */
.ad-content-inline {
    background: white;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    padding: 1.5rem;
    border: 2px solid #e9ecef;
    margin: 2rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.ad-content-inline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #0052CC, #0B84FF);
}

.ad-content-wrapper {
    min-height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Mobilde sidebar'ları gizle */
@media (max-width: 991px) {
    .ad-sidebar-left,
    .ad-sidebar-right {
        display: none !important;
    }
    
    .ad-content-inline {
        margin: 1.5rem 0;
        padding: 1rem;
    }
}

/* Reklam Banner'ları */
.ad-banner-top,
.ad-banner-bottom {
    text-align: center;
    padding: 25px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 15px var(--shadow);
    margin: 2rem 0;
}

.ad-banner-top img,
.ad-banner-bottom img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

/* RTL Desteği */
[dir="rtl"] {
    direction: rtl;
    text-align: right;
}

[dir="rtl"] .navbar-nav {
    flex-direction: row-reverse;
}

[dir="rtl"] .hero-content {
    text-align: right;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.hero-content,
.shortener-card,
.feature-card,
.stat-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section {
        padding-top: 80px;
        padding-bottom: 60px;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content .lead {
        font-size: 1.1rem;
    }
    
    .shortener-card {
        padding: 1.5rem;
    }
    
    .feature-card {
        margin-bottom: 1.5rem;
    }
    
    .stats-section {
        padding: 3rem 0;
    }
    
    .stat-card {
        margin-bottom: 2rem;
    }
}

/* Fixed Navbar */
.navbar.fixed-top {
    backdrop-filter: blur(10px);
    background: rgba(11, 132, 255, 0.95) !important;
}

/* Input Group */
.input-group-lg .form-control {
    font-size: 1.1rem;
}

.input-group-lg .btn {
    font-size: 1.1rem;
    padding: 14px 24px;
}

/* Display Utilities */
.display-3 {
    font-size: 3.5rem;
    font-weight: 800;
}

.display-4 {
    font-size: 2.5rem;
    font-weight: 800;
}

.display-5 {
    font-size: 2rem;
    font-weight: 700;
}

@media (max-width: 768px) {
    .display-3 {
        font-size: 2.5rem;
    }
    
    .display-4 {
        font-size: 2rem;
    }
    
    .display-5 {
        font-size: 1.75rem;
    }
}

/* About Section - Modern ve Havalı */
.about-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 50%, #f0f4f8 100%);
    position: relative;
    overflow: hidden;
    margin-top: 0;
    padding: 6rem 0;
}

.about-section::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(91, 179, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.about-section::after {
    content: '';
    position: absolute;
    bottom: -20%;
    left: -10%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(11, 132, 255, 0.06) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.about-content {
    position: relative;
    z-index: 1;
}

.feature-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.75rem;
    background: white;
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08), 0 0 0 1px rgba(91, 179, 255, 0.1);
    font-weight: 600;
    margin: 0.5rem 0.5rem 0.5rem 0;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 2px solid transparent;
    font-size: 0.95rem;
}

.feature-badge i {
    font-size: 1.2rem;
    color: #5BB3FF;
}

.feature-badge:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 8px 25px rgba(91, 179, 255, 0.25), 0 0 0 1px rgba(91, 179, 255, 0.3);
    border-color: #5BB3FF;
    background: linear-gradient(135deg, #ffffff 0%, #f0f7ff 100%);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    text-align: center;
    position: relative;
    z-index: 1;
}

.stat-item {
    padding: 3rem 2rem;
    background: white;
    border-radius: 24px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1), 0 0 0 1px rgba(0,0,0,0.05);
    transition: all 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    border: 2px solid #f0f0f0;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, #5BB3FF 0%, #0B84FF 100%);
    transform: scaleX(0);
    transition: transform 0.5s;
    z-index: 2;
}

.stat-item::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: radial-gradient(circle, rgba(91, 179, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    z-index: 0;
}

.stat-item:hover::before {
    transform: scaleX(1);
}

.stat-item:hover::after {
    width: 400px;
    height: 400px;
}

.stat-item:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 60px rgba(91, 179, 255, 0.3), 0 0 0 1px rgba(91, 179, 255, 0.3);
    border-color: #5BB3FF;
    background: white;
}

.stat-item .stat-icon-small {
    margin-bottom: 1.5rem;
    transition: transform 0.4s;
}

.stat-item:hover .stat-icon-small {
    transform: translateY(-5px) scale(1.1);
}

.stat-icon-small {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    color: white;
    margin: 0 auto;
    box-shadow: 0 4px 15px rgba(91, 179, 255, 0.3);
}

.stat-number {
    font-size: 3.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, #002966 0%, #0052CC 50%, #0B84FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.75rem;
    line-height: 1;
    display: block;
    transition: all 0.3s;
}

.stat-item:hover .stat-number {
    transform: scale(1.05);
}

.stat-label {
    font-size: 1rem;
    font-weight: 600;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 0.5rem;
}

/* Modern About Section */
.about-section-modern {
    padding: 5rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.about-section-modern::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(91, 179, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
}

.about-content-modern {
    position: relative;
    z-index: 1;
}

.badge-modern-about {
    display: inline-flex;
    align-items: center;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, #0052CC 0%, #0B84FF 100%);
    color: white;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 1px;
    box-shadow: 0 4px 15px rgba(0, 82, 204, 0.3);
}

.about-title-modern {
    font-size: 3rem;
    font-weight: 900;
    line-height: 1.2;
    background: linear-gradient(135deg, #1a1a1a 0%, #0052CC 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
}

.about-desc-modern {
    font-size: 1.2rem;
    line-height: 1.9;
    color: #555;
    margin-bottom: 2rem;
}

.features-grid-modern {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature-card-modern {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.feature-card-modern:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 32px rgba(0, 82, 204, 0.15);
    border-color: #0052CC;
}

.feature-icon-modern {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #0052CC 0%, #0B84FF 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    box-shadow: 0 4px 15px rgba(0, 82, 204, 0.3);
}

.feature-card-modern h4 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 0.5rem;
}

.feature-card-modern p {
    font-size: 0.9rem;
    color: #666;
    margin: 0;
}

.stats-grid-modern {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.stat-card-modern {
    background: white;
    padding: 2.5rem 1.5rem;
    border-radius: 24px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.stat-card-modern::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #0052CC, #0B84FF);
}

.stat-card-modern:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 12px 32px rgba(0, 82, 204, 0.2);
    border-color: #0052CC;
}

.stat-icon-modern {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #0052CC 0%, #0B84FF 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
    box-shadow: 0 4px 15px rgba(0, 82, 204, 0.3);
}

.stat-number-modern {
    font-size: 3rem;
    font-weight: 900;
    background: linear-gradient(135deg, #1a1a1a 0%, #0052CC 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.stat-label-modern {
    font-size: 0.9rem;
    font-weight: 600;
    color: #666;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

@media (max-width: 768px) {
    /* Modern Nav Link Mobil */
    .modern-nav-link {
        flex-direction: row !important;
        justify-content: flex-start;
        text-align: left;
        padding: 0.75rem 1rem !important;
        min-width: auto;
    }
    
    .modern-nav-link i {
        margin-right: 0.75rem;
        margin-bottom: 0;
        font-size: 1.25rem;
    }
    
    .modern-nav-link span {
        font-size: 0.95rem;
    }
    
    .navbar-nav.mx-auto {
        margin: 0 !important;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .stats-grid-modern {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .features-grid-modern {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .feature-card-modern {
        padding: 1.5rem;
    }
    
    .feature-icon-modern {
        width: 60px;
        height: 60px;
        font-size: 1.75rem;
    }
    
    .feature-badge {
        flex-direction: column;
        text-align: center;
        padding: 0.75rem;
        font-size: 0.9rem;
    }
    
    .feature-badge i {
        font-size: 1.2rem;
        margin-bottom: 0.5rem;
    }
    
    .stat-item h3,
    .stat-number {
        font-size: 2.5rem;
    }
    
    .stat-number-modern {
        font-size: 2rem !important;
    }
    
    .stat-icon-modern {
        width: 60px !important;
        height: 60px !important;
        font-size: 1.75rem !important;
    }
    
    .navbar-brand {
        font-size: 1.5rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .navbar-dark .navbar-nav .nav-link {
        padding: 0.5rem 1rem !important;
        margin: 0.2rem 0;
    }
    
    /* About Section Mobil Düzeltmeleri */
    .about-section-modern {
        padding: 3rem 0 !important;
    }
    
    .about-title-modern {
        font-size: 2rem !important;
        line-height: 1.3 !important;
    }
    
    .about-desc-modern {
        font-size: 1rem !important;
        line-height: 1.7 !important;
    }
    
    .badge-modern-about {
        font-size: 0.75rem !important;
        padding: 0.5rem 1rem !important;
    }
    
    .stat-icon-small {
        width: 50px !important;
        height: 50px !important;
        font-size: 1.5rem !important;
    }
    
    /* İkonlar mobilde görünürlük */
    .bi::before {
        display: inline-block !important;
    }
    
    /* Link oluşturma formu mobil */
    .shortener-card {
        padding: 1.5rem !important;
    }
    
    .input-group-lg .form-control {
        font-size: 1rem !important;
    }
}