/*
Theme Name: New Theme
Theme URI: 
Author: Your Name
Author URI: 
Description: Custom theme for video education platform
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: newtheme
*/

/* Genel Stiller */
body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #0a192f 0%, #0e2a47 50%, #1a4a6e 100%);
    color: #fff;
    line-height: 1.6;
    min-height: 100vh;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header ve Breadcrumb */
.page-header {
    background: linear-gradient(135deg, #0a192f 0%, #0e2a47 50%, #1a4a6e 100%);
    color: white;
    padding: 40px 0;
    margin-bottom: 30px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
}

.breadcrumb-item {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: color 0.3s ease;
}

.breadcrumb-item:hover {
    color: #00ffcc;
}

.breadcrumb-item.active {
    color: #00ffcc;
}

.breadcrumb-separator {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.8rem;
}

.page-header h1 {
    margin: 0;
    font-size: 2.5em;
    font-weight: 600;
    color: #fff;
}

.category-description {
    margin-top: 10px;
    font-size: 1.1em;
    color: rgba(255, 255, 255, 0.8);
}

/* Login Sayfası */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0a192f 0%, #0e2a47 50%, #1a4a6e 100%);
    padding: 20px;
}

.login-container {
    width: 100%;
    max-width: 400px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    padding: 40px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h1 {
    color: #fff;
    font-size: 2em;
    margin: 0 0 10px;
    letter-spacing: 2px;
}

.login-subtitle {
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
    font-size: 1.1em;
}

.login-error {
    background: rgba(255, 59, 48, 0.1);
    border: 1px solid rgba(255, 59, 48, 0.3);
    color: #ff3b30;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.login-error i {
    font-size: 1.2em;
}

.login-form .form-group {
    margin-bottom: 20px;
}

.login-form label {
    display: flex;
    align-items: center;
    gap: 10px;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 8px;
    font-size: 0.95em;
}

.login-form label i {
    color: #00ffcc;
    width: 20px;
}

.login-form input[type="text"],
.login-form input[type="password"],
.login-form input[type="email"] {
    width: 100%;
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: #fff;
    font-size: 1em;
    transition: all 0.3s ease;
}

.login-form input[type="text"]:focus,
.login-form input[type="password"]:focus,
.login-form input[type="email"]:focus {
    outline: none;
    border-color: #00ffcc;
    box-shadow: 0 0 0 2px rgba(0, 255, 204, 0.2);
}

.login-form input::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

.remember-me {
    display: flex;
    align-items: center;
    margin: 15px 0;
}

.remember-me label {
    margin: 0;
    cursor: pointer;
    user-select: none;
}

.remember-me input[type="checkbox"] {
    margin-right: 8px;
    cursor: pointer;
}

.login-button {
    width: 100%;
    padding: 12px;
    background: #00ffcc;
    color: #0a192f;
    border: none;
    border-radius: 8px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.login-button:hover {
    background: #00e6b8;
    transform: translateY(-2px);
}

.login-button i {
    font-size: 1.1em;
}

.forgot-password {
    text-align: center;
    margin-top: 20px;
}

.forgot-password a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.9em;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: color 0.3s ease;
}

.forgot-password a:hover {
    color: #00ffcc;
}

.forgot-password i {
    font-size: 0.9em;
}

/* Responsive Login */
@media (max-width: 480px) {
    .login-container {
        padding: 30px 20px;
    }

    .login-header h1 {
        font-size: 1.8em;
    }

    .login-subtitle {
        font-size: 1em;
    }
}

/* Video Grid */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 25px;
    padding: 20px 0;
}

.video-box {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    overflow: hidden;
    backdrop-filter: blur(10px);
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}

.video-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 255, 204, 0.2);
    border-color: rgba(0, 255, 204, 0.3);
}

.video-thumbnail {
    position: relative;
    aspect-ratio: 16/9;
    background: #0a192f;
    overflow: hidden;
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.video-box:hover .video-thumbnail img {
    transform: scale(1.05);
}

.default-thumbnail {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    background: linear-gradient(135deg, #0a192f 0%, #0e2a47 100%);
    color: #00ffcc;
}

.default-thumbnail i {
    font-size: 48px;
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: rgba(0, 255, 204, 0.2);
    border: 2px solid #00ffcc;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.video-box:hover .play-button {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1.1);
}

.play-button i {
    color: #00ffcc;
    font-size: 24px;
    margin-left: 4px;
}

.video-info {
    padding: 20px;
}

.video-info h3 {
    margin: 0 0 10px;
    font-size: 1.1em;
    color: #fff;
    font-weight: 500;
}

.video-excerpt {
    font-size: 0.9em;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 15px;
}

.video-meta {
    display: flex;
    gap: 15px;
    font-size: 0.85em;
    color: rgba(255, 255, 255, 0.6);
}

.video-meta span {
    display: flex;
    align-items: center;
    gap: 5px;
}

.video-meta i {
    color: #00ffcc;
    font-size: 0.9em;
}

/* Video Popup */
.popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.popup-content {
    background: transparent;
    padding: 0;
    max-width: 90%;
    width: 1000px;
    position: relative;
}

.close-popup {
    position: absolute;
    right: -20px;
    top: -20px;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 20px;
    transition: all 0.3s ease;
    z-index: 10;
}

.close-popup:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    height: 0;
    overflow: hidden;
    background: #000;
    border-radius: 8px;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
}

.video-wrapper iframe,
.video-wrapper video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

#video-title {
    color: white;
    margin-top: 15px;
    font-size: 1.2em;
    text-align: center;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.no-videos {
    grid-column: 1 / -1;
    text-align: center;
    padding: 50px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    color: rgba(255, 255, 255, 0.7);
}

.no-videos i {
    font-size: 3em;
    color: #00ffcc;
    opacity: 0.5;
    display: block;
    margin-bottom: 15px;
}

/* Responsive Tasarım */
@media (max-width: 768px) {
    .page-header {
        padding: 30px 0;
    }
    
    .page-header h1 {
        font-size: 2em;
    }
    
    .video-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
        gap: 20px;
    }
    
    .close-popup {
        right: 0;
        top: -50px;
    }
}

@media (max-width: 480px) {
    .page-header h1 {
        font-size: 1.8em;
    }
    
    .video-grid {
        grid-template-columns: 1fr;
    }
    
    .breadcrumb-nav {
        font-size: 0.8rem;
    }
}

/* Kart Hover Efekti */
.hover-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15) !important;
}

/* Başlık Stilleri */
.display-4 {
    font-weight: 600;
    color: #fff;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 3rem;
}

.lead {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 1px;
}

/* Kategori Başlığı */
.eğitim-kategorileri {
    color: #00ffcc;
    font-size: 1.5rem;
    margin-bottom: 2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.eğitim-kategorileri i {
    font-size: 2rem;
    color: #00ffcc;
}

/* Kart İçeriği */
.card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 20px rgba(0, 255, 204, 0.2);
    border-color: rgba(0, 255, 204, 0.3);
}

.card-body {
    padding: 2rem;
}

.card-title {
    color: #fff;
    font-weight: 600;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.card-text {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
    line-height: 1.6;
}

/* Buton Stilleri */
.btn-outline-primary {
    color: #00ffcc;
    border-color: #00ffcc;
    border-width: 1px;
    padding: 0.5rem 1.5rem;
    border-radius: 5px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-outline-primary:hover {
    background-color: #00ffcc;
    border-color: #00ffcc;
    color: #0a192f;
}

/* Badge Stilleri */
.badge {
    background-color: rgba(0, 255, 204, 0.1) !important;
    color: #00ffcc;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border: 1px solid rgba(0, 255, 204, 0.3);
}

.badge i {
    color: #00ffcc;
}

/* İkon Stilleri */
.card i.fa-3x {
    color: #00ffcc;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

/* Animasyonlar */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.row > div {
    animation: fadeIn 0.6s ease-out forwards;
}

.row > div:nth-child(2) {
    animation-delay: 0.2s;
}

.row > div:nth-child(3) {
    animation-delay: 0.4s;
}

/* Responsive Ayarlamalar */
@media (max-width: 768px) {
    .container {
        padding-left: 20px;
        padding-right: 20px;
    }
    
    .display-4 {
        font-size: 2.5rem;
    }
    
    .card-body {
        padding: 1.5rem;
    }
}

@media (max-width: 576px) {
    .display-4 {
        font-size: 2rem;
    }
    
    .eğitim-kategorileri {
        font-size: 1.2rem;
    }
}

/* Navbar Özelleştirmeleri */
.navbar {
    background-color: white !important;
    box-shadow: 0 2px 4px rgba(0,0,0,.08);
}

.navbar-brand {
    font-weight: 600;
    color: #2c3e50 !important;
}

.nav-link {
    font-weight: 500;
    color: #6c757d !important;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #007bff !important;
}

/* Login Footer */
.login-footer {
    text-align: center;
    margin-top: 30px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8em;
}

.login-body {
    background: linear-gradient(135deg, #0a192f 0%, #0e2a47 50%, #1a4a6e 100%);
}

/* Dosya Yükleme Alanı Stilleri */
.login-form input[type="file"] {
    width: 100%;
    padding: 10px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px dashed rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    color: #fff;
    font-size: 0.9em;
    cursor: pointer;
    transition: all 0.3s ease;
}

.login-form input[type="file"]:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(0, 255, 204, 0.5);
}

.login-form input[type="file"]::file-selector-button {
    padding: 8px 16px;
    background: rgba(0, 255, 204, 0.2);
    border: 1px solid rgba(0, 255, 204, 0.3);
    border-radius: 4px;
    color: #00ffcc;
    font-size: 0.9em;
    cursor: pointer;
    margin-right: 10px;
    transition: all 0.3s ease;
}

.login-form input[type="file"]::file-selector-button:hover {
    background: rgba(0, 255, 204, 0.3);
    border-color: rgba(0, 255, 204, 0.5);
}

/* Success Message Stilleri */
.success-message {
    background: rgba(0, 255, 204, 0.1);
    border: 1px solid rgba(0, 255, 204, 0.3);
    color: #00ffcc;
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.success-message i {
    font-size: 1.2em;
}

/* Sidebar Stilleri */
.sidebar {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    margin-bottom: 20px;
}

.sidebar-user {
    text-align: center;
    padding-bottom: 20px;
    margin-bottom: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.user-profile {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.user-avatar {
    position: relative;
    width: 100px;
    height: 100px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid #00ffcc;
    margin-bottom: 15px;
    box-shadow: 0 0 15px rgba(0, 255, 204, 0.3);
}

.user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.edit-avatar {
    position: absolute;
    bottom: 5px;
    right: 5px;
    width: 32px;
    height: 32px;
    background: rgba(0, 255, 204, 0.8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 1;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.edit-avatar:hover {
    transform: scale(1.1);
    background: #00ffcc;
}

.edit-avatar i {
    color: #0a192f;
    font-size: 16px;
}

.user-info h3 {
    color: #fff;
    margin: 0;
    font-size: 1.2em;
    font-weight: 600;
}

.user-details {
    margin-top: 10px;
    text-align: center;
}

.user-details p {
    margin: 5px 0;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9em;
}

.user-name, .user-surname {
    display: block;
}

.sidebar-login-prompt {
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    margin-bottom: 15px;
}

.sidebar-login-button {
    display: inline-block;
    padding: 8px 16px;
    background: #00ffcc;
    color: #0a192f;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    margin-top: 10px;
    transition: all 0.3s ease;
}

.sidebar-login-button:hover {
    background: #00e6b8;
    transform: translateY(-2px);
}

.sidebar-title {
    color: #00ffcc;
    font-size: 1.1em;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-nav {
    list-style: none;
    padding: 0;
    margin: 0 0 25px 0;
}

.sidebar-nav li {
    margin-bottom: 10px;
}

.sidebar-nav a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.sidebar-nav a:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #00ffcc;
}

.sidebar-nav a i {
    color: #00ffcc;
    width: 20px;
    text-align: center;
}

.sidebar-category-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.sidebar-category-list li {
    margin-bottom: 8px;
}

.sidebar-category-list a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 10px;
    border-radius: 5px;
    font-size: 0.9em;
    transition: all 0.3s ease;
}

.sidebar-category-list a:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #00ffcc;
}

.sidebar-category-list a i {
    color: #00ffcc;
    width: 16px;
    text-align: center;
}

.no-categories {
    color: rgba(255, 255, 255, 0.6);
    font-style: italic;
    font-size: 0.9em;
    text-align: center;
    padding: 10px;
}

.sidebar-menu {
    margin-bottom: 25px;
}

.sidebar-image {
    margin-top: 20px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.sidebar-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.sidebar-image:hover img {
    transform: scale(1.03);
}

/* Responsive Sidebar */
@media (max-width: 991px) {
    .sidebar {
        margin: 15px;
        padding: 25px;
        background: rgba(10, 25, 47, 0.95);
        backdrop-filter: blur(15px);
        border-radius: 20px;
        border: 1px solid rgba(0, 255, 204, 0.2);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    }

    .user-profile {
        display: flex;
        flex-direction: row;
        align-items: center;
        gap: 20px;
        padding: 15px;
        background: rgba(255, 255, 255, 0.05);
        border-radius: 15px;
        margin-bottom: 20px;
    }

    .user-avatar {
        width: 90px;
        height: 90px;
        margin: 0;
        border: 3px solid rgba(0, 255, 204, 0.3);
        box-shadow: 0 0 20px rgba(0, 255, 204, 0.1);
    }

    .user-info {
        flex: 1;
    }

    .user-info h3 {
        font-size: 1.4em;
        margin-bottom: 5px;
        color: #00ffcc;
    }

    .user-details {
        margin-top: 5px;
    }

    .user-details p {
        font-size: 1em;
        color: rgba(255, 255, 255, 0.9);
    }

    .sidebar-menu {
        margin-top: 25px;
    }

    .sidebar-title {
        font-size: 1.2em;
        margin-bottom: 20px;
        color: #00ffcc;
        text-align: center;
        border-bottom: 2px solid rgba(0, 255, 204, 0.2);
        padding-bottom: 15px;
    }

    .sidebar-nav {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 15px;
        padding: 0 10px;
    }

    .sidebar-nav li {
        margin: 0;
    }

    .sidebar-nav a {
        background: rgba(0, 255, 204, 0.1);
        padding: 15px;
        border-radius: 12px;
        justify-content: flex-start;
        font-weight: 500;
        border: 1px solid rgba(0, 255, 204, 0.1);
        transition: all 0.3s ease;
    }

    .sidebar-nav a:hover {
        background: rgba(0, 255, 204, 0.2);
        transform: translateY(-2px);
        border-color: rgba(0, 255, 204, 0.3);
    }

    .sidebar-nav a i {
        font-size: 1.2em;
        margin-right: 10px;
    }

    .sidebar-image {
        max-width: 50%;
        margin: 25px auto 0;
        border-radius: 15px;
        overflow: hidden;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
        border: 1px solid rgba(0, 255, 204, 0.2);
    }
}

@media (max-width: 576px) {
    .sidebar {
        margin: 10px;
        padding: 20px;
    }

    .user-profile {
        flex-direction: column;
        text-align: center;
        padding: 20px;
    }

    .user-avatar {
        width: 120px;
        height: 120px;
        margin: 0 auto 15px;
    }

    .user-info {
        width: 100%;
    }

    .user-info h3 {
        font-size: 1.3em;
    }

    .user-details {
        text-align: center;
    }

    .sidebar-nav {
        grid-template-columns: 1fr;
        gap: 10px;
        padding: 0;
    }

    .sidebar-nav a {
        padding: 12px 15px;
        justify-content: flex-start;
        font-size: 1.1em;
    }

    .sidebar-nav a i {
        width: 30px;
        font-size: 1.3em;
    }

    .edit-avatar {
        width: 35px;
        height: 35px;
        bottom: 0;
        right: 0;
    }

    .edit-avatar i {
        font-size: 18px;
    }

    .sidebar-image {
        margin-top: 20px;
        border-radius: 12px;
    }
}

/* Dosya Seçme Buton Stilleri */
.file-input-wrapper {
    position: relative;
    overflow: hidden;
    display: inline-block;
    width: 100%;
    margin: 10px 0;
    text-align: center;
}

.file-input-button {
    background-color: #00ffcc;
    color: #0a192f;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    border: none;
    font-weight: 600;
    margin-bottom: 10px;
    transition: all 0.3s ease;
}

.file-input-button:hover {
    background-color: #00e6b8;
    transform: translateY(-2px);
}

.file-name {
    display: block;
    margin-top: 5px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 100%;
    padding: 0 10px;
}

.file-input-wrapper input[type="file"] {
    position: absolute;
    left: 0;
    top: 0;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

/* Avatar Modal Stilleri */
.avatar-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    overflow: auto;
    justify-content: center;
    align-items: center;
}

.avatar-modal-content {
    background: rgba(10, 25, 47, 0.95);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(0, 255, 204, 0.3);
    border-radius: 15px;
    width: 90%;
    max-width: 350px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
    animation: modalFadeIn 0.3s ease;
    overflow: hidden;
    text-align: center;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.avatar-modal-header {
    position: relative;
    padding: 15px 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.avatar-modal-header h4 {
    color: #fff;
    margin: 0;
    font-size: 1.2em;
    width: 100%;
    text-align: center;
}

.avatar-close {
    position: absolute;
    right: 15px;
    top: 15px;
    color: rgba(255, 255, 255, 0.7);
    font-size: 24px;
    font-weight: bold;
    cursor: pointer;
    transition: color 0.3s ease;
}

.avatar-close:hover {
    color: #00ffcc;
}

.avatar-modal-body {
    padding: 20px;
}

.avatar-form-group {
    margin-bottom: 20px;
    text-align: center;
}

.avatar-form-group label {
    display: block;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 10px;
    font-size: 0.95em;
    text-align: center;
}

.avatar-form-group input[type="file"] {
    width: 100%;
    padding: 10px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px dashed rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    color: #fff;
    font-size: 0.9em;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

#avatar-preview {
    margin: 15px auto;
    text-align: center;
    max-width: 150px;
}

#avatar-preview img {
    max-width: 120px;
    max-height: 120px;
    border-radius: 50%;
    border: 3px solid rgba(0, 255, 204, 0.5);
    box-shadow: 0 0 15px rgba(0, 255, 204, 0.2);
    margin: 0 auto;
}

.avatar-submit-btn {
    width: 100%;
    padding: 12px;
    background: #00ffcc;
    color: #0a192f;
    border: none;
    border-radius: 8px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.3s ease;
    margin-top: 20px;
}

.avatar-submit-btn:hover {
    background: #00e6b8;
    transform: translateY(-2px);
}

.form-group {
    margin-bottom: 20px;
}

.form-text {
    display: block;
    margin-top: 5px;
    font-size: 0.85em;
    color: rgba(255, 255, 255, 0.6);
}

.form-text.text-muted {
    color: rgba(255, 255, 255, 0.6);
}