/* Modern CSS Reset ve Temel Stiller */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Orbitron', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

:root {
    --primary-color: #ff8000;
    --primary-glow: rgba(255, 128, 0, 0.3);
    --secondary-color: #00d4ff;
    --accent-color: #ff0080;
    --background-dark: #0a0a0a;
    --background-light: rgba(255, 255, 255, 0.05);
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --border-radius: 20px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
}

body {
    display: flex;
    flex-direction: column;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    overflow-x: hidden;
    perspective: 1000px;
    position: relative;
}
.site-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.main-content, .features-section, .stats-section {
    flex: 1 0 auto;
}

.footer {
    position: relative;
    width: 100%;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    overflow: hidden;
    padding: 40px 0 20px 0;
}
.footer::before {
    content: '';
    position: absolute;
    top: -40px;
    left: 0;
    width: 100%;
    height: 60px;
    pointer-events: none;
    background: linear-gradient(to bottom, rgba(10,10,10,0) 0%, rgba(10,10,10,0.85) 100%);
    filter: blur(8px);
    z-index: 1;
}
.footer-content, .footer-links, .footer-text {
    position: relative;
    z-index: 2;
}

/* Form sayfaları için özel layout */
body.form-page {
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Animated Background */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(255, 128, 0, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(255, 0, 128, 0.05) 0%, transparent 50%);
    animation: backgroundShift 20s ease-in-out infinite;
    z-index: -2 !important;
}

@keyframes backgroundShift {
    0%, 100% { transform: scale(1) rotate(0deg); }
    50% { transform: scale(1.1) rotate(1deg); }
}

#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    z-index: 0 !important;
    top: 0;
    left: 0;
}

.container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
    position: relative;
    z-index: 10;
    perspective: 1000px;
}

/* Glassmorphism Form Box */
.form-box {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--border-radius);
    padding: 40px;
    border: 1px solid var(--glass-border);
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform-style: preserve-3d;
    animation: formEntrance 1.5s cubic-bezier(0.68, -0.55, 0.27, 1.55) forwards;
    opacity: 0;
    transform: rotateX(20deg) translateY(100px);
    position: relative;
    overflow: hidden;
}

.form-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s;
}

.form-box:hover::before {
    left: 100%;
}

@keyframes formEntrance {
    0% {
        opacity: 0;
        transform: rotateX(20deg) translateY(100px);
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 1;
        transform: rotateX(0deg) translateY(0);
    }
}

/* Modern Typography */
h2 {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
    letter-spacing: 3px;
    font-size: 28px;
    position: relative;
}

h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

p {
    color: var(--text-secondary);
    text-align: center;
    margin-bottom: 30px;
    font-size: 16px;
    letter-spacing: 1px;
    line-height: 1.6;
}

/* Enhanced Message Styling */
.error-message {
    background: linear-gradient(135deg, rgba(255, 0, 0, 0.1), rgba(255, 0, 0, 0.05));
    border: 1px solid rgba(255, 0, 0, 0.3);
    color: #ff6b6b;
    padding: 15px;
    border-radius: 12px;
    margin-bottom: 25px;
    font-size: 14px;
    text-align: center;
    animation: errorShake 0.5s ease-in-out;
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.error-message::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shimmer 2s infinite;
}

.success-message {
    background: linear-gradient(135deg, rgba(0, 255, 0, 0.1), rgba(0, 255, 0, 0.05));
    border: 1px solid rgba(0, 255, 0, 0.3);
    color: #51cf66;
    padding: 15px;
    border-radius: 12px;
    margin-bottom: 25px;
    font-size: 14px;
    text-align: center;
    animation: successPulse 0.5s ease-in-out;
    backdrop-filter: blur(10px);
}

@keyframes errorShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-8px); }
    75% { transform: translateX(8px); }
}

@keyframes successPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* Modern Input Styling */
.input-group {
    position: relative;
    margin-bottom: 30px;
    transform: translateZ(10px);
}

.input-field {
    width: 100%;
    padding: 15px 20px;
    font-size: 16px;
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    outline: none;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.input-field:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(255, 128, 0, 0.3);
    transform: translateY(-2px);
}

.input-field::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

.input-group label {
    position: absolute;
    top: -10px;
    left: 15px;
    background: var(--background-dark);
    padding: 0 8px;
    color: var(--primary-color);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 1px;
    opacity: 0;
    transform: translateY(-10px);
    transition: var(--transition);
}

.input-field:focus ~ label,
.input-field:not(:placeholder-shown) ~ label {
    opacity: 1;
    transform: translateY(0);
}

/* Enhanced Remember Forgot */
.remember-forgot {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    font-size: 14px;
}

.remember {
    display: flex;
    align-items: center;
    gap: 8px;
}

.remember input[type="checkbox"] {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--primary-color);
    border-radius: 4px;
    background: transparent;
    position: relative;
    cursor: pointer;
    transition: var(--transition);
}

.remember input[type="checkbox"]:checked {
    background: var(--primary-color);
}

.remember input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.remember label, .forgot {
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: var(--transition);
}

.remember label:hover, .forgot:hover {
    color: var(--primary-color);
    text-shadow: 0 0 8px rgba(255, 128, 0, 0.5);
}

.forgot {
    text-decoration: none;
    position: relative;
}

.forgot::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 0;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: var(--transition);
    border-radius: 1px;
}

.forgot:hover::after {
    width: 100%;
    box-shadow: 0 0 10px rgba(255, 128, 0, 0.7);
}

/* Modern Button Styling */
.login-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    margin-bottom: 25px;
    text-transform: uppercase;
}

.login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.login-btn:hover::before {
    left: 100%;
}

.login-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 128, 0, 0.4);
}

.login-btn:active {
    transform: translateY(-1px);
}

.login-btn span {
    position: relative;
    z-index: 1;
}

/* Enhanced Signup Link */
.signup-link {
    text-align: center;
    font-size: 14px;
    color: var(--text-secondary);
}

.signup-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    margin-left: 5px;
    transition: var(--transition);
    position: relative;
}

.signup-link a:hover {
    color: var(--secondary-color);
    text-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

.signup-link a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -2px;
    left: 0;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: var(--transition);
    border-radius: 1px;
}

.signup-link a:hover::after {
    width: 100%;
    box-shadow: 0 0 10px rgba(255, 128, 0, 0.7);
}

/* Responsive Design */
@media (max-width: 480px) {
    .container {
        max-width: 100%;
        padding: 15px;
    }
    
    .form-box {
        padding: 30px 20px;
        border-radius: 15px;
    }
    
    h2 {
        font-size: 24px;
        letter-spacing: 2px;
    }
    
    p {
        font-size: 14px;
    }
    
    .input-field {
        padding: 12px 15px;
        font-size: 14px;
    }
    
    .login-btn {
        padding: 12px;
        font-size: 14px;
    }
}

/* Enhanced Top Bar */
.top-bar {
    position: relative;
    width: 100%;
    background: rgba(0,0,0,0.9);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    height: 80px;
    z-index: 100;
    box-sizing: border-box;
}
.site-title {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, #ff8000, #00d4ff, #ff0080);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
    margin-right: 30px;
}
.top-links {
    display: flex;
    gap: 30px;
    align-items: center;
}
.top-links a {
    color: var(--text-primary);
    font-size: 1.2rem;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: 8px;
    transition: background 0.2s, color 0.2s;
}
.top-links a:hover {
    background: var(--primary-color);
    color: #fff;
}

@media (max-width: 768px) {
    .top-bar {
        padding: 0 10px;
        height: 60px;
    }
    .site-title {
        font-size: 1.5rem;
        margin-right: 10px;
    }
    .top-links {
        gap: 10px;
    }
    .top-links a {
        font-size: 1rem;
        padding: 8px 10px;
    }
}

/* Enhanced Cards */
.cards-container {
    position: relative;
    top: 120px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    max-width: 1200px;
    padding: 0 20px;
}

.card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    padding: 40px 30px;
    color: var(--text-primary);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 280px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s;
}

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

.card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 60px var(--primary-glow);
    border-color: var(--primary-color);
}

.card h3 {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 26px;
    margin-bottom: 20px;
    letter-spacing: 1px;
    font-weight: 700;
}

.card p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin: 0;
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Floating Action Button */
.fab {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 1101;
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
    font-size: 28px;
    transition: all 0.3s;
}

.fab:hover {
    
}

/* Dark/Light Mode Toggle */
.theme-toggle {
    position: fixed;
    top: 30px;
    right: 30px;
    z-index: 1101;
    width: 50px;
    height: 50px;
    background: var(--glass-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

.theme-toggle i {
    font-size: 22px;
    color: var(--text-primary);
}

/* Enhanced Mobile Responsiveness */
@media (max-width: 768px) {
    .top-bar {
        padding: 0 10px;
        height: 60px;
    }
    
    .site-title {
        font-size: 1.5rem;
        margin-right: 10px;
    }
    
    .top-links {
        gap: 10px;
    }
    
    .top-links a {
        font-size: 1rem;
        padding: 8px 10px;
    }
    
    .cards-container {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 15px;
    }
    
    .card {
        padding: 30px 20px;
        min-height: 240px;
    }
    
    .card h3 {
        font-size: 22px;
    }
    
    .card p {
        font-size: 14px;
    }
    
    .fab {
        width: 50px;
        height: 50px;
        font-size: 20px;
        bottom: 20px;
        right: 20px;
    }
}

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

/* Selection Styling */
::selection {
    background: var(--primary-color);
    color: white;
}

::-moz-selection {
    background: var(--primary-color);
    color: white;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, var(--secondary-color), var(--primary-color));
}

/* ===== YENİ EKLENEN ÖZELLİKLER ===== */

/* Tema Değiştirici Stilleri */
.theme-switcher {
    position: static !important;
    margin: 0 auto 24px auto;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

.theme-toggle {
    position: static !important;
    width: 56px;
    height: 56px;
    background: var(--glass-bg);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
    font-size: 28px;
    transition: all 0.3s;
}
.theme-toggle span {
    font-size: 28px;
}

.theme-options {
    position: fixed;
    left: 16px;
    bottom: 90px;
    transform: none;
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    padding: 6px 0;
    margin-bottom: 0;
    opacity: 0;
    visibility: hidden;
    min-width: 140px;
    max-width: 90vw;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    z-index: 200;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    transition: all 0.25s cubic-bezier(0.4,0,0.2,1);
    overflow-x: auto;
    overflow-y: auto;
}
@media (max-width: 600px) {
    .theme-options {
        left: 4px !important;
        bottom: 70px !important;
        min-width: 110px;
        max-width: 96vw;
        font-size: 14px;
        padding: 4px 0;
    }
    .theme-options button {
        font-size: 14px;
        padding: 8px 10px;
    }
}
.theme-options.show {
    opacity: 1;
    visibility: visible;
}
.theme-options button {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    padding: 12px 20px;
    background: transparent;
    border: none;
    color: var(--text-primary);
    text-align: left;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    font-family: inherit;
    font-size: 16px;
}
.theme-options button:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--primary-color);
}

.theme-notification {
    position: fixed;
    top: 80px;
    right: 20px;
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    padding: 15px 20px;
    color: var(--text-primary);
    font-weight: 600;
    z-index: 1001;
    opacity: 0;
    transform: translateX(100%);
    transition: all 0.3s ease;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.theme-notification.show {
    opacity: 1;
    transform: translateX(0);
}

/* Form Validasyon Stilleri */
.field-error {
    color: #ff6b6b;
    font-size: 12px;
    margin-top: 5px;
    padding: 8px 12px;
    background: rgba(255, 107, 107, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(255, 107, 107, 0.3);
    animation: errorShake 0.5s ease-in-out;
    backdrop-filter: blur(10px);
}

.input-field.error,
.input-group input.error,
.input-group textarea.error,
.input-group select.error {
    border-color: #ff6b6b !important;
    box-shadow: 0 0 15px rgba(255, 107, 107, 0.3) !important;
}

.form-notification {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    padding: 15px 25px;
    color: var(--text-primary);
    font-weight: 600;
    z-index: 1001;
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.3s ease;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.form-notification.show {
    opacity: 1;
    transform: translateY(0);
}

.form-notification.success {
    border-color: rgba(0, 255, 0, 0.3);
    background: rgba(0, 255, 0, 0.1);
}

.form-notification.error {
    border-color: rgba(255, 0, 0, 0.3);
    background: rgba(255, 0, 0, 0.1);
}

/* Sayfa Geçiş Animasyonları */
.page-transition-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    z-index: 9999;
    opacity: 1;
    transition: opacity 0.5s ease;
}

.smooth-scroll-target {
    scroll-margin-top: 100px;
}

/* Sayfa yükleme animasyonu */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--background-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease;
}

.loader-content {
    text-align: center;
    color: var(--text-primary);
}

.loader-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--glass-border);
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

/* Gelişmiş animasyonlar */
.animate-in {
    animation: slideInUp 0.6s ease forwards;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Tema renkleri için CSS değişkenleri */
[data-theme="cyberpunk"] {
    --primary-color: #ff0080;
    --secondary-color: #00ffff;
    --accent-color: #ff00ff;
    --primary-glow: rgba(255, 0, 128, 0.3);
}

[data-theme="neon"] {
    --primary-color: #00ff00;
    --secondary-color: #ff00ff;
    --accent-color: #ffff00;
    --primary-glow: rgba(0, 255, 0, 0.3);
}

[data-theme="sunset"] {
    --primary-color: #ff6b35;
    --secondary-color: #f7931e;
    --accent-color: #ffd23f;
    --primary-glow: rgba(255, 107, 53, 0.3);
}

[data-theme="ocean"] {
    --primary-color: #00b4d8;
    --secondary-color: #0077b6;
    --accent-color: #90e0ef;
    --primary-glow: rgba(0, 180, 216, 0.3);
}

/* Mobil responsive düzenlemeler */
@media (max-width: 768px) {
    .theme-switcher {
        margin-bottom: 16px;
    }
    .theme-toggle {
        width: 44px;
        height: 44px;
        font-size: 22px;
    }
    
    .theme-options {
        min-width: 120px;
        right: -10px;
    }
    
    .theme-options button {
        font-size: 12px;
        padding: 8px 12px;
    }
    
    .theme-notification {
        top: 70px;
        right: 15px;
        padding: 12px 16px;
        font-size: 14px;
    }
    
    .form-notification {
        top: 15px;
        left: 15px;
        right: 15px;
        transform: none;
        font-size: 14px;
    }
    
    .scroll-to-top {
        width: 40px;
        height: 40px;
        bottom: 15px;
        right: 15px;
        font-size: 16px;
    }
}

/* Klavye kısayolları için görsel ipuçları */
.theme-switcher::after {
    content: 'Ctrl+K';
    position: absolute;
    bottom: -25px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 10px;
    color: var(--text-secondary);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.theme-switcher:hover::after {
    opacity: 1;
}

/* Form alanları için gelişmiş focus stilleri */
.input-field:focus,
.input-group input:focus,
.input-group textarea:focus,
.input-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(255, 128, 0, 0.3);
    background: rgba(255, 255, 255, 0.1);
}

/* Başarılı form gönderimi animasyonu */
.form-success {
    animation: formSuccess 0.5s ease-in-out;
}

@keyframes formSuccess {
    0% { transform: scale(1); }
    50% { transform: scale(1.02); }
    100% { transform: scale(1); }
}

/* Sayfa geçişleri için loading animasyonu */
.loading-dots {
    display: inline-block;
    position: relative;
    width: 80px;
    height: 80px;
}

.loading-dots div {
    position: absolute;
    top: 33px;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: var(--primary-color);
    animation-timing-function: cubic-bezier(0, 1, 1, 0);
}

.loading-dots div:nth-child(1) {
    left: 8px;
    animation: loading-dots1 0.6s infinite;
}

.loading-dots div:nth-child(2) {
    left: 8px;
    animation: loading-dots2 0.6s infinite;
}

.loading-dots div:nth-child(3) {
    left: 32px;
    animation: loading-dots2 0.6s infinite;
}

.loading-dots div:nth-child(4) {
    left: 56px;
    animation: loading-dots3 0.6s infinite;
}

@keyframes loading-dots1 {
    0% { transform: scale(0); }
    100% { transform: scale(1); }
}

@keyframes loading-dots3 {
    0% { transform: scale(1); }
    100% { transform: scale(0); }
}

@keyframes loading-dots2 {
    0% { transform: translate(0, 0); }
    100% { transform: translate(24px, 0); }
}

/* ===== ETKİLEŞİMLİ ÖĞELER İÇİN EK STİLLER ===== */

/* Etkileşimli bildirimler */
.interactive-notification {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--glass-bg);
    backdrop-filter: blur(15px);
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    padding: 15px 25px;
    color: var(--text-primary);
    font-weight: 600;
    z-index: 1001;
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.3s ease;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    min-width: 300px;
    max-width: 500px;
}

.interactive-notification.show {
    opacity: 1;
    transform: translateY(0);
}

.interactive-notification.success {
    border-color: rgba(0, 255, 0, 0.3);
    background: rgba(0, 255, 0, 0.1);
}

.interactive-notification.error {
    border-color: rgba(255, 0, 0, 0.3);
    background: rgba(255, 0, 0, 0.1);
}

.interactive-notification.warning {
    border-color: rgba(255, 165, 0, 0.3);
    background: rgba(255, 165, 0, 0.1);
}

.interactive-notification.info {
    border-color: rgba(0, 123, 255, 0.3);
    background: rgba(0, 123, 255, 0.1);
}

.interactive-notification.loading {
    border-color: rgba(255, 128, 0, 0.3);
    background: rgba(255, 128, 0, 0.1);
}

.notification-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.notification-content i {
    font-size: 18px;
}

/* Onay dialogu */
.confirm-dialog {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.confirm-dialog.show {
    opacity: 1;
}

.dialog-content {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: 15px;
    border: 1px solid var(--glass-border);
    padding: 30px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.confirm-dialog.show .dialog-content {
    transform: scale(1);
}

.dialog-message {
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 25px;
    line-height: 1.5;
}

.dialog-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.dialog-btn {
    padding: 12px 25px;
    border-radius: 8px;
    border: none;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    font-size: 14px;
}

.dialog-btn.cancel-btn {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.dialog-btn.cancel-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.dialog-btn.confirm-btn {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 4px 15px rgba(255, 128, 0, 0.3);
}

.dialog-btn.confirm-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 128, 0, 0.4);
}

/* Buton hover efektleri */
.feature-btn:hover,
.action-btn:hover,
.social-btn:hover,
.login-btn:hover,
.register-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px var(--primary-glow);
}

/* Like butonları */
.like-btn,
.like-topic-btn,
.like-reply-btn {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 8px 15px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.like-btn:hover,
.like-topic-btn:hover,
.like-reply-btn:hover {
    background: var(--primary-glow);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.like-btn.liked,
.like-topic-btn.liked,
.like-reply-btn.liked {
    background: rgba(255, 0, 0, 0.1);
    border-color: #ff0000;
    color: #ff0000;
}

/* Çözüm butonları */
.mark-solution-btn,
.solution-btn {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 8px 15px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.mark-solution-btn:hover,
.solution-btn:hover {
    background: rgba(0, 255, 0, 0.1);
    border-color: #00ff00;
    color: #00ff00;
    transform: translateY(-2px);
}

.mark-solution-btn.marked,
.solution-btn.marked {
    background: rgba(0, 255, 0, 0.1);
    border-color: #00ff00;
    color: #00ff00;
}

/* Paylaş butonları */
.share-btn,
.social-share-btn {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 8px 15px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.share-btn:hover,
.social-share-btn:hover {
    background: rgba(0, 123, 255, 0.1);
    border-color: #007bff;
    color: #007bff;
    transform: translateY(-2px);
}

/* Utility butonları */
.print-btn,
.print-page-btn,
.download-btn,
.export-btn,
.copy-btn,
.copy-link-btn {
    background: transparent;
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    padding: 8px 15px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    text-decoration: none;
}

.print-btn:hover,
.print-page-btn:hover,
.download-btn:hover,
.export-btn:hover,
.copy-btn:hover,
.copy-link-btn:hover {
    background: rgba(255, 128, 0, 0.1);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

/* Loading spinner */
.loading-spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

/* Mobil responsive düzenlemeler */
@media (max-width: 768px) {
    .interactive-notification {
        left: 15px;
        right: 15px;
        transform: none;
        min-width: auto;
        max-width: none;
        font-size: 14px;
    }
    
    .dialog-content {
        padding: 25px 20px;
        margin: 20px;
    }
    
    .dialog-message {
        font-size: 14px;
    }
    
    .dialog-buttons {
        flex-direction: column;
        gap: 10px;
    }
    
    .dialog-btn {
        width: 100%;
        padding: 15px;
    }
    
    .like-btn,
    .like-topic-btn,
    .like-reply-btn,
    .mark-solution-btn,
    .solution-btn,
    .share-btn,
    .social-share-btn,
    .print-btn,
    .print-page-btn,
    .download-btn,
    .export-btn,
    .copy-btn,
    .copy-link-btn {
        padding: 10px 20px;
        font-size: 13px;
    }
}

/* Animasyonlar */
@keyframes buttonPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.button-pulse {
    animation: buttonPulse 0.3s ease-in-out;
}

/* Hover efektleri için gelişmiş animasyonlar */
.feature-card:hover,
.action-btn:hover,
.card:hover {
    animation: buttonPulse 0.3s ease-in-out;
}

/* Loading durumu için buton stilleri */
.btn-loading {
    position: relative;
    pointer-events: none;
}

.btn-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

/* Disabled buton stilleri */
.btn-disabled,
button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-disabled:hover,
button:disabled:hover {
    transform: none !important;
    box-shadow: none !important;
}

/* --- Tema Değiştirici ve Tema Butonu Düzeltmeleri --- */
/* Tema Değiştirici - Her zaman ekranın sol alt köşesinde sabit ve en üstte */
.theme-switcher {
    position: fixed !important;
    left: 30px !important;
    bottom: 30px !important;
    margin: 0 !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    z-index: 2147483647 !important;
    pointer-events: auto !important;
}

/* --- Top Bar ve Menü Düzeltmeleri --- */
.top-bar {
    position: relative;
    width: 100%;
    background: rgba(0,0,0,0.9);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    height: 80px;
    z-index: 100;
    box-sizing: border-box;
}
.site-title {
    font-size: 2.5rem;
    font-weight: 900;
    background: linear-gradient(135deg, #ff8000, #00d4ff, #ff0080);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
    margin-right: 30px;
}
.top-links {
    display: flex;
    gap: 30px;
    align-items: center;
}
.top-links a {
    color: var(--text-primary);
    font-size: 1.2rem;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: 8px;
    transition: background 0.2s, color 0.2s;
}
.top-links a:hover {
    background: var(--primary-color);
    color: #fff;
}

@media (max-width: 768px) {
    .top-bar {
        padding: 0 10px;
        height: 60px;
    }
    .site-title {
        font-size: 1.5rem;
        margin-right: 10px;
    }
    .top-links {
        gap: 10px;
    }
    .top-links a {
        font-size: 1rem;
        padding: 8px 10px;
    }
}

/* --- Mobilde Kart ve Başlık Arası Boşluk Düzeltmeleri --- */
.features-section {
    position: relative;
    z-index: 1;
    width: 100%;
    padding: 100px 0 0 0;
    box-sizing: border-box;
}
.stats-section {
    padding: 80px 0 0 0;
}
.features-section::after {
    content: none !important;
}
.features-section .container,
.stats-section .container {
    max-width: none;
    width: 100%;
    margin: 0;
    padding: 0 0;
    box-sizing: border-box;
}
.features-section .cards-container,
.stats-section .stats-grid {
    max-width: none;
    width: 100%;
    margin: 0;
    padding: 0 0;
    box-sizing: border-box;
}
.section-title {
    margin-bottom: 18px;
}
.features-section .cards-container {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: stretch;
    gap: 30px;
    margin: 40px auto 0 auto;
    max-width: 1200px;
    width: 100%;
    padding: 0 20px;
}
.card {
    min-width: 260px;
    max-width: 350px;
    margin-bottom: 20px;
}
@media (max-width: 768px) {
    .features-section {
        padding: 30px 0 20px 0;
    }
    .section-title {
        margin-bottom: 18px;
    }
    .cards-container {
        flex-direction: column;
        gap: 18px;
        align-items: center;
    }
    .card {
        min-width: 220px;
        max-width: 95vw;
        margin-bottom: 10px;
    }
}

/* Sayfa içeriği ortalı */
.container, .features-section, .stats-section, .cards-container {
    margin-left: auto;
    margin-right: auto;
    max-width: 1200px;
    width: 100%;
    box-sizing: border-box;
}

.hero-section, .features-section, .stats-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}
.hero-section::after,
.features-section::after,
.stats-section::after {
    content: '';
    position: fixed;
    left: 0;
    width: 100vw;
    height: 80px;
    bottom: auto;
    top: unset;
    pointer-events: none;
    z-index: 2;
    background: linear-gradient(to bottom, rgba(0,0,0,0) 0%, rgba(0,0,0,0.18) 100%);
    filter: blur(24px);
    opacity: 0.8;
}