/* Modern, clean design for 2025-2026 */
  body {
    overflow-x: hidden;
    font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
}




/* Mobile Menu Button */
.navbar-toggler {
    border: none;
    padding: 8px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.navbar-toggler:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: scale(1.1);
}

.navbar-toggler-icon {
    filter: brightness(0);
}

.dark .navbar-toggler-icon {
    filter: brightness(0) invert(1);
}

/* Responsive adjustments */
@media (max-width: 991.98px) {
    .lpx-toolbar {
        padding: 12px 20px;
    }
    
    .lpx-toolbar .navbar-brand {
        font-size: 1.5rem;
    }
    
    .lpx-toolbar .nav-link {
        padding: 10px 16px !important;
        font-size: 0.9rem;
    }
    
    .lpx-toolbar .btn {
        padding: 10px 20px;
        font-size: 0.85rem;
    }
}

/* Full viewport sections with toolbar adjustment */
.sincap-page {
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    position: relative;
    margin-top: -80px; /* Header'ın üstüne kadar uzatmak için negatif margin */
    padding-top: 80px; /* İçeriğin header'ın altında başlaması için padding */
}

.sincap-page section {
    width: 100%;
    position: relative;
    overflow: hidden;
}

/* Smooth animations */
.fade-in-up {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.fade-in-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Parallax effect */
.parallax-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120%;
    z-index: -1;
    transform: translateY(0);
    will-change: transform;
}

/* Premium Hero Gradient Background */
.hero-gradient-bg {
    background: 
        radial-gradient(circle at 20% 50%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.5) 0%, transparent 50%),
        radial-gradient(circle at 40% 80%, rgba(168, 85, 247, 0.4) 0%, transparent 50%),
        linear-gradient(135deg, #ffffff 0%, #f8fafc 25%, #e2e8f0 50%, #ddd6fe 75%, #f3e8ff 100%);
    animation: gradientShift 12s ease-in-out infinite;
}

.hero-section {
    position: relative;
    overflow: hidden;
}

/* Modern gradients */
.gradient-mesh {
    background-image: radial-gradient(1200px 600px at 20% 20%, rgba(125, 211, 252, 0.25), transparent 60%),
                      radial-gradient(1000px 600px at 80% 30%, rgba(167, 139, 250, 0.22), transparent 60%),
                      radial-gradient(900px 500px at 50% 80%, rgba(124, 58, 237, 0.18), transparent 60%),
                      linear-gradient(135deg, #ffffff 0%, #f8fafc 25%, #eef2ff 55%, #f5f3ff 100%);
}
 

/* Glassmorphism effects */
.glass-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.dark .glass-card {
    background: rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

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

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(to bottom, #6B46C1, #06B6D4);
    border-radius: 6px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(to bottom, #5B21B6, #0891B2);
}

/* Floating elements animation */
@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

.float-animation {
    animation: float 6s ease-in-out infinite;
}

/* Gradient text animation */
@keyframes gradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.animated-gradient-text {
    background: linear-gradient(-135deg, #FF6B35, #ff9b0b, #FFB74D);
    background-size: 400% 400%;
    animation: gradient 15s ease infinite;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* Enhanced Feature Card Styles */
.feature-card {
    background: white;
    border-radius: 24px;
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.dark .feature-card {
    background: rgba(31, 41, 55, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    border-color: rgba(102, 126, 234, 0.3);
}

/* Feature Icon Wrapper */
.feature-icon-wrapper {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    transition: all 0.4s ease;
}

.feature-icon-wrapper::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    transform: rotate(45deg);
    transition: all 0.6s ease;
    opacity: 0;
}

.feature-card:hover .feature-icon-wrapper::before {
    opacity: 1;
    transform: rotate(90deg);
}

.feature-card:hover .feature-icon-wrapper {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

/* Feature Badge */
.feature-badge {
    position: absolute;
    top: -10px;
    right: -10px;
    background: linear-gradient(135deg, #6B46C1, #06B6D4);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transform: rotate(12deg);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

/* Feature Number */
.feature-number {
    position: absolute;
    top: 20px;
    left: 220px;
    font-size: 4rem;
    font-weight: 900;
    color: rgba(102, 126, 234, 0.1);
    line-height: 1;
    transition: all 0.4s ease;
    z-index: 1;
}

.feature-card:hover .feature-number {
    color: rgba(102, 126, 234, 0.2);
    transform: scale(1.1);
}

/* Floating animation for feature icons */
@keyframes iconFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
}

.feature-icon-wrapper svg {
    animation: iconFloat 3s ease-in-out infinite;
}

/* Pulse animation for badges */
@keyframes pulse {
    0% { transform: scale(1) rotate(12deg); }
    50% { transform: scale(1.05) rotate(12deg); }
    100% { transform: scale(1) rotate(12deg); }
}

.feature-badge {
    animation: pulse 2s ease-in-out infinite;
}



@keyframes buboTextFloat {
    0% { 
        transform: translateY(0px) translateX(0px) rotate(0deg);
        opacity: 0.3;
    }
    25% { 
        transform: translateY(-20px) translateX(10px) rotate(2deg);
        opacity: 0.5;
    }
    50% { 
        transform: translateY(-10px) translateX(-10px) rotate(-1deg);
        opacity: 0.4;
    }
    75% { 
        transform: translateY(20px) translateX(5px) rotate(1deg);
        opacity: 0.6;
    }
    100% { 
        transform: translateY(0px) translateX(0px) rotate(0deg);
        opacity: 0.3;
    }
}

/* ===== PREMIUM HERO STYLES ===== */

/* Premium Badge */
.premium-badge {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    animation: badgeFloat 6s ease-in-out infinite;
}

@keyframes badgeFloat {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-5px); }
}

.glow-pulse {
    animation: glowPulse 2s ease-in-out infinite;
}

@keyframes glowPulse {
    0%, 100% { 
        box-shadow: 0 0 5px rgba(168, 85, 247, 0.5);
    }
    50% { 
        box-shadow: 0 0 20px rgba(168, 85, 247, 0.8), 0 0 30px rgba(251, 146, 60, 0.4);
    }
}

/* Premium Typography */
.hero-title {
    letter-spacing: -0.02em;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.premium-gradient-text {
    background: linear-gradient(90deg, #3b82f6, #a855f7);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradientAnimation 4s ease infinite;
    position: relative;
    overflow: hidden;
}

.premium-gradient-text::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: lightSweep 3s ease-in-out infinite;
    z-index: 1;
    pointer-events: none;
}

.premium-gradient-text::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    animation: glassReflection 4s ease-in-out infinite;
    z-index: 1;
    pointer-events: none;
}

.text-shadow-premium {
    text-shadow: 
        0 4px 8px rgba(0, 0, 0, 0.12),
        0 0 20px rgba(102, 126, 234, 0.3);
}

@keyframes gradientAnimation {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}




/* Premium Visual Showcase */
.premium-showcase {
    perspective: 1000px;
    position: relative;
}

.premium-device-container {
    position: relative;
    display: inline-block;
    animation: deviceFloat 6s ease-in-out infinite;
}

.premium-main-device {
    width: 30rem;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.15));
    transform: rotateX(5deg) rotateY(-5deg);
    transition: transform 0.3s ease;
}

.premium-main-device:hover {
    transform: rotateX(2deg) rotateY(-2deg) scale(1.02);
}

.device-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120%;
    height: 120%;
    background: radial-gradient(ellipse, rgba(102, 126, 234, 0.3) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    z-index: -1;
    animation: glowPulse 4s ease-in-out infinite;
}

@keyframes deviceFloat {
    0%, 100% { transform: translateY(0px) rotateX(5deg) rotateY(-5deg); }
    50% { transform: translateY(-10px) rotateX(3deg) rotateY(-3deg); }
}

/* Floating Info Cards */
.floating-info-cards {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.info-card {
    position: absolute;
    width: 120px;
    height: 80px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: cardFloat 8s ease-in-out infinite;
}

.info-card.card-1 {
    top: 20%;
    left: 5%;
    animation-delay: 1s;
}

.info-card.card-2 {
    top: 15%;
    right: 8%;
    animation-delay: 3s;
}

.info-card.card-3 {
    bottom: 25%;
    left: 8%;
    animation-delay: 5s;
}

.premium-glass {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.card-content {
    text-align: center;
    color: #374151;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: bold;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.stat-label {
    font-size: 0.75rem;
    font-weight: 500;
    opacity: 0.8;
}

.stat-icon {
    font-size: 2rem;
    margin-bottom: 4px;
}

@keyframes cardFloat {
    0%, 100% { 
        transform: translateY(0px) translateX(0px) rotateZ(0deg);
    }
    33% { 
        transform: translateY(-15px) translateX(5px) rotateZ(2deg);
    }
    66% { 
        transform: translateY(10px) translateX(-3px) rotateZ(-1deg);
    }
}

/* Particles Container */
.particles-container {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

/* Particle Animation */
.particle {
    position: absolute;
    background: rgba(102, 126, 234, 0.6);
    border-radius: 50%;
    pointer-events: none;
    animation: particleFloat 15s linear infinite;
}

.particle:nth-child(2n) {
    background: rgba(168, 85, 247, 0.4);
    animation-duration: 20s;
}

.particle:nth-child(3n) {
    background: rgba(251, 146, 60, 0.5);
    animation-duration: 18s;
}

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) translateX(0px) rotate(0deg);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-100px) translateX(100px) rotate(360deg);
        opacity: 0;
    }
}

/* Enhanced Gradient Shift Animation */
@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
        filter: hue-rotate(0deg);
    }
    50% {
        background-position: 100% 50%;
        filter: hue-rotate(10deg);
    }
    100% {
        background-position: 0% 50%;
        filter: hue-rotate(0deg);
    }
}

/* Responsive Design for Premium Hero */
@media (max-width: 768px) {
    .floating-element {
        display: none;
    }
    
    .premium-main-device {
        width: 20rem;
    }
    
    .info-card {
        width: 80px;
        height: 60px;
    }
    
    .stat-number {
        font-size: 1.2rem;
    }
    
    .stat-label {
        font-size: 0.65rem;
    }
    
    .icon-3d {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .premium-main-device {
        width: 16rem;
    }
    
    .premium-badge {
        padding: 0.75rem 1.5rem;
    }
    
    .floating-info-cards .info-card {
        display: none;
    }
}

.image-wrapper {
    perspective: 500px;
}

/* === New Hero (Sinau-like) === */
.hero-sinau { min-height: 100vh; display: block; }
.hero-sinau .hero-inner {
    width: 100%;
    max-width: 1700px;
    margin-left: auto;
    margin-right: auto;
    padding-left: clamp(24px, 5vw, 96px);
    padding-right: clamp(24px, 5vw, 96px);
}

/* Glass panel for hero text */
.hero-sinau .hero-glass {
    border-radius: 24px;
    padding: clamp(16px, 2vw, 28px);
    background: rgba(255,255,255,0.72);
    border: 1px solid rgba(148,163,184,0.28);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    box-shadow: 0 20px 45px rgba(2,6,23,0.08);
}
.dark .hero-sinau .hero-glass {
    background: rgba(15,23,42,0.48);
    border-color: rgba(255,255,255,0.12);
}
.hero-sinau .grid { min-height: 90vh !important; align-items: center; }

.hero-sinau .hero-headline {
    font-size: clamp(2.5rem, 5vw + 1rem, 4.5rem);
    font-weight: 800;
    line-height: 1.1;
    color: #0f172a;
    text-align: center;
}
.dark .hero-sinau .hero-headline { color: #fff; }

.hero-sinau .hero-underline {
    position: relative;
    background: linear-gradient(90deg, #3b82f6, #a855f7);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-sinau .hero-underline::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: -4px;
    height: 6px;
    border-radius: 6px;
    background: rgba(99,102,241,0.35);
}

.hero-sinau .hero-subtitle {
    margin-top: 18px;
    font-size: 1.35rem;
    color: #475569;
    max-width: 48ch;
}
.dark .hero-sinau .hero-subtitle { color: #cbd5e1; }

.hero-sinau .hero-ctas { display: flex; gap: 14px; margin-top: 32px; }
.hero-sinau .btn-get-started {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 16px 26px; border-radius: 16px; font-weight: 800; color: #fff;
    background: linear-gradient(135deg,#f59e0b,#fb923c); box-shadow: 0 10px 24px rgba(251,146,60,.35);
    text-decoration: none; transition: transform .2s ease, box-shadow .2s ease;
}
.hero-sinau .btn-get-started:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(251,146,60,.45); }

.hero-sinau .btn-try-free {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 16px 26px; border-radius: 16px; font-weight: 800; color: #0f172a;
    background: #fff; border: 1px solid #e2e8f0; text-decoration: none;
    transition: background .2s ease, transform .2s ease, border-color .2s ease;
}
.dark .hero-sinau .btn-try-free { color: #e2e8f0; background: rgba(17,24,39,.6); border-color: rgba(255,255,255,.15); }
.hero-sinau .btn-try-free:hover { background: #f8fafc; transform: translateY(-2px); }

.hero-sinau .hero-perks { display: flex; gap: 18px; margin-top: 24px; color: #64748b; font-weight: 600; flex-wrap: wrap; }
.dark .hero-sinau .hero-perks { color: #94a3b8; }
.hero-sinau .hero-perks li { display: inline-flex; align-items: center; gap: 10px; position: relative; padding-left: 0; font-size: 1.05rem; }
.hero-sinau .hero-perks li::before { content: '•'; color: #f59e0b; margin-right: 6px; }

.hero-sinau .hero-visual { position: relative; }
.hero-sinau .visual-bg {
    position: absolute; inset: auto; right: 0; left: 0; top: 10%; margin: 0 auto;
    width: clamp(480px, 38vw, 700px); height: clamp(480px, 38vw, 700px); border-radius: 50%;
    background: radial-gradient(circle at 60% 40%, #7dd3fc 0%, #a78bfa 35%, #7c3aed 60%, transparent 65%);
    filter: blur(2px); opacity: .25;
}
.hero-sinau .visual-main {
    position: relative;
    width: 100%;
    max-width: clamp(620px, 100vw, 1000px);
    display: block;
    margin: 0 auto;
    z-index: 3;
    animation: gentleFloat 4s ease-in-out infinite;
}

.hero-sinau .floating-card { position: absolute; z-index: 2; padding: 6px; border-radius: 14px; backdrop-filter: blur(12px); box-shadow: 0 10px 24px rgba(0,0,0,.1); animation: cardFloat 8s ease-in-out infinite; }
.hero-sinau .floating-card:hover { transform: translateY(-6px) scale(1.03); box-shadow: 0 16px 36px rgba(0,0,0,.16); }
.hero-sinau .floating-card img { display: block; width: clamp(120px, 10vw, 160px); height: auto; border-radius: 10px; }
.hero-sinau .floating-card.card-top-left { top: 50%; left: 50%; transform: translate(-50%, -50%); }
.hero-sinau .floating-card.card-right { top: 50%; left: 50%; transform: translate(-50%, -50%); }
.hero-sinau .floating-card.card-bottom { top: 50%; left: 50%; transform: translate(-50%, -50%); }
.hero-sinau .floating-card.card-upper-right { top: 50%; left: 50%; transform: translate(-50%, -50%); }
.hero-sinau .floating-card.card-mid-left { top: 50%; left: 50%; transform: translate(-50%, -50%); }
.hero-sinau .floating-card.card-lower-right { top: 50%; left: 50%; transform: translate(-50%, -50%); }
.hero-sinau .floating-card .card-content { display: grid; gap: 2px; }

/* Scroll indicator */
.hero-scroll-indicator {
    position: absolute; left: 50%; bottom: 18px; transform: translateX(-50%);
    width: 44px; height: 44px; border-radius: 9999px;
    display: grid; place-items: center; color: #334155;
    background: rgba(255,255,255,0.85); border: 1px solid rgba(148,163,184,0.35);
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 24px rgba(0,0,0,.08);
    transition: transform .2s ease, box-shadow .2s ease, color .2s ease;
    animation: scrollBounce 1.8s ease-in-out infinite;
    z-index: 5;
}
.dark .hero-scroll-indicator { background: rgba(15,23,42,0.6); color: #e2e8f0; border-color: rgba(255,255,255,.15); }
.hero-scroll-indicator:hover { transform: translateX(-50%) translateY(-2px); box-shadow: 0 14px 30px rgba(0,0,0,.12); color: #111827; }

@keyframes scrollBounce { 0%,100%{ transform: translateX(-50%) translateY(0); } 50%{ transform: translateX(-50%) translateY(-6px);} }

/* Gentle float animation for main visual */
@keyframes gentleFloat {
    0%, 100% { 
        transform: translateY(0px);
    }
    50% { 
        transform: translateY(-12px);
    }
}

@media (max-width: 1024px) {
    .hero-sinau { min-height: 100vh; }
    .hero-sinau .grid { min-height: 90vh !important; }
    .hero-sinau .visual-bg { width: 380px; height: 380px; }
}
@media (max-width: 768px) {
    .hero-sinau { min-height: 95vh; }
    .hero-sinau .grid { min-height: 85vh !important; }
    .hero-sinau .hero-ctas { justify-content: center; }
    .hero-sinau .hero-perks { justify-content: center; }
    .hero-sinau .floating-card { display: none; }
}

/* Mobile readability improvements */
@media (max-width: 640px) {
    .hero-sinau .hero-inner { padding-left: clamp(16px, 6vw, 28px); padding-right: clamp(16px, 6vw, 28px); }
    .hero-sinau .hero-headline { font-size: clamp(2.6rem, 8vw + 1rem, 3.2rem); line-height: 1.16; }
    .hero-sinau .hero-subtitle { font-size: 1.25rem; max-width: 100%; }
    .hero-sinau .hero-ctas { flex-direction: column; gap: 10px; }
    .hero-sinau .btn-get-started, .hero-sinau .btn-try-free { width: 100%; padding: 14px 18px; border-radius: 14px; }
    .hero-sinau .visual-main { max-width: 78vw; }
    .hero-sinau .visual-bg { width: 68vw; height: 68vw; top: 6%; opacity: .22; }
    .hero-sinau .hero-perks { gap: 10px; font-size: 1.05rem; justify-content: flex-start; }
}

/* ===== ORBITAL ANIMATION FOR FLOATING CARDS ===== */

/* Keyframes for orbital rotation around tablet */
@keyframes orbitRotate {
    0% {
        transform: rotate(0deg) translateX(500px) rotate(0deg);
    }
    12.5% {
        transform: rotate(45deg) translateX(500px) rotate(-45deg);
    }
    25% {
        transform: rotate(90deg) translateX(500px) rotate(-90deg);
    }
    37.5% {
        transform: rotate(135deg) translateX(500px) rotate(-135deg);
    }
    50% {
        transform: rotate(180deg) translateX(500px) rotate(-180deg);
    }
    62.5% {
        transform: rotate(225deg) translateX(500px) rotate(-225deg);
    }
    75% {
        transform: rotate(270deg) translateX(500px) rotate(-270deg);
    }
    87.5% {
        transform: rotate(315deg) translateX(500px) rotate(-315deg);
    }
    100% {
        transform: rotate(360deg) translateX(500px) rotate(-360deg);
    }
}

/* Orbital animation classes for each floating card */
.hero-sinau .floating-card.orbital-animation {
    animation: orbitRotate 40s linear infinite;
   
    transform-origin: 50% 50%;
}

.hero-sinau .floating-card.card-top-left {
    animation-delay: 0s;
}

.hero-sinau .floating-card.card-upper-right {
    animation-delay: 2.5s;
}

.hero-sinau .floating-card.card-right {
    animation-delay: 5s;
}

.hero-sinau .floating-card.card-lower-right {
    animation-delay: 7.5s;
}

.hero-sinau .floating-card.card-bottom {
    animation-delay: 10s;
}

.hero-sinau .floating-card.card-mid-left {
    animation-delay: 12.5s;
}

.hero-sinau .floating-card.card-mid-left-2 {
    animation-delay: 1.25s;
}

/* Enhanced hover effects for orbital cards */
.hero-sinau .floating-card:hover {
    transform: translateY(-6px) scale(1.05);
    box-shadow: 0 16px 36px rgba(0,0,0,.16);
    animation-play-state: paused;
}

.hero-sinau .floating-card:hover::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 18px;
    background: linear-gradient(45deg, #667eea, #764ba2, #f093fb, #f5576c);
    background-size: 400% 400%;
    animation: gradientShift 3s ease infinite;
    z-index: -1;
    opacity: 0.8;
}

/* Pause animation on hover for better UX */
.hero-sinau .floating-card.orbital-animation:hover {
    animation-play-state: paused;
}

/* Responsive orbital animation adjustments */
@media (max-width: 768px) {
    @keyframes orbitRotate {
        0% {
            transform: rotate(0deg) translateX(320px) rotate(0deg);
        }
        12.5% {
            transform: rotate(45deg) translateX(320px) rotate(-45deg);
        }
        25% {
            transform: rotate(90deg) translateX(320px) rotate(-90deg);
        }
        37.5% {
            transform: rotate(135deg) translateX(320px) rotate(-135deg);
        }
        50% {
            transform: rotate(180deg) translateX(320px) rotate(-180deg);
        }
        62.5% {
            transform: rotate(225deg) translateX(320px) rotate(-225deg);
        }
        75% {
            transform: rotate(270deg) translateX(320px) rotate(-270deg);
        }
        87.5% {
            transform: rotate(315deg) translateX(320px) rotate(-315deg);
        }
        100% {
            transform: rotate(360deg) translateX(320px) rotate(-360deg);
        }
    }
}

@media (max-width: 480px) {
    .hero-sinau { min-height: auto; }
    .hero-sinau .grid { min-height: auto !important; }
    .hero-sinau .hero-headline { font-size: 3rem; }
    .hero-sinau .hero-subtitle { font-size: 1.75rem; }
}

/* Typewriter için temel stiller */
        .typewriter {
            position: relative;
            display: inline-block;
            min-height: 1.2em;
            font-weight: bold;
        }

        .typewriter-cursor {
            display: inline-block;
            background: linear-gradient(90deg, #3b82f6, #a855f7);
            width: 3px;
            height: 1.2em;
            margin-left: 2px;
            animation: blink 1s infinite;
            vertical-align: baseline;
            opacity: 1;
            border-radius: 1px;
        }

        @keyframes blink {
            0%, 50% { opacity: 1; }
            51%, 100% { opacity: 0; }
        }


/* ===== CHANGING TEXT ANIMATION ===== */
@keyframes changingText {
    0%, 25% {
        content: "sorularını çöz";
    }
    26%, 50% {
        content: "şıkları ele";
    }
    51%, 75% {
        content: "not al";
    }
    76%, 100% {
        content: "sorularını kaydet";
    }
}

.changing-text {
    position: relative;
    display: inline-block;
}

.changing-text::after {
    content: "çöz";
    background: linear-gradient(90deg, #3b82f6, #a855f7);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: 
        changingText 6s infinite,
        gradientAnimation 4s ease infinite;
    font-weight: bold;
}

.changing-text::before {
    content: "";
    position: absolute;
    right: -2px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(90deg, #3b82f6, #a855f7);
    animation: caretBlink 1s step-end infinite;
}

/* ===== Scroll Reveal (GIF container) ===== */
.fade-in-on-scroll {
    opacity: 0;
    transform: translateY(24px) scale(0.98);
    transition: opacity 700ms cubic-bezier(0.4, 0, 0.2, 1),
                transform 700ms cubic-bezier(0.4, 0, 0.2, 1);
    will-change: opacity, transform;
}

.fade-in-on-scroll.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* Desktop adjustments: nudge main device to the right */

  
/* ===== Features section mobile adjustments ===== */
@media (max-width: 640px) {
  /* Make features grid single column on small screens */
  #features .grid {
    grid-template-columns: 1fr !important;
    gap: 1rem;
  }

  /* Slightly larger, more readable typography on mobile */
  #features .feature-card {
    padding: 2rem;
    border-radius: 20px;
  
  }

  #features .feature-card h3 {
    font-size: 2rem; /* ~22px */
    line-height: 1.3;
  }

  #features .feature-card p {
    font-size: 1.5rem; /* slightly larger body */
  }

  /* Tuck the big background number neatly on mobile */
  #features .feature-number {
    top: 16px;
    right: 16px;
    left: auto;
    font-size: 3rem;
  }

  /* Normalize icon wrapper and inner svg sizes */
  #features .feature-icon-wrapper {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    margin-bottom: 1rem;
  }

  #features .feature-icon-wrapper svg {
    width: 32px !important;
    height: 32px !important;
  }
}

/* ===== DIGITAL PEN SECTION STYLES ===== */

.digital-pen-section {
    position: relative;
    min-height: 90vh;
}

.screenshot-container {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.screenshot-container:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.3);
}

.digital-feature-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 2rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}

.digital-feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.digital-feature-card:hover::before {
    opacity: 1;
}

.digital-feature-card:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: rgba(255, 255, 255, 0.2);
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.1);
}

.feature-icon-digital {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: all 0.4s ease;
}

.feature-icon-digital::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.3) 0%, transparent 70%);
    transform: rotate(45deg);
    transition: all 0.6s ease;
    opacity: 0;
}

.digital-feature-card:hover .feature-icon-digital::before {
    opacity: 1;
    transform: rotate(90deg);
}

.digital-feature-card:hover .feature-icon-digital {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

/* Responsive adjustments for digital pen section */
@media (max-width: 768px) {
    .digital-feature-card {
        padding: 1.5rem;
    }
    
    .feature-icon-digital {
        width: 64px;
        height: 64px;
        border-radius: 16px;
        margin-bottom: 1rem;
    }
    
    
    .digital-pen-section p {
        font-size: 1.1rem !important;
    }
}

@media (max-width: 640px) {
    .digital-pen-section .grid {
        grid-template-columns: 1fr !important;
        gap: 1rem;
    }
    
    .digital-feature-card h3 {
        font-size: 1.5rem;
    }
    
    .digital-feature-card p {
        font-size: 1rem;
    }
}

@media (min-width: 1024px) {
  .limit-gif-height {
    max-height: 750px !important;
    height: 750px !important;
  }
}

.custom-shape-divider-bottom-1756111370 {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.custom-shape-divider-bottom-1756111370 svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 113px;
    transform: rotateY(180deg);
}

.custom-shape-divider-bottom-1756111370 .shape-fill {
    fill: #FFFFFF;
}

/* Light sweep and glass reflection animations for premium text */
@keyframes lightSweep {
    0% {
        left: -100%;
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        left: 100%;
        opacity: 0;
    }
}

@keyframes glassReflection {
    0%, 100% {
        opacity: 0.1;
        transform: translateX(-10px) translateY(-5px);
    }
    50% {
        opacity: 0.3;
        transform: translateX(10px) translateY(5px);
    }
}