/* Tasarımı koruyan ek CSS */
    .concentration-method {
        background: #f8f9fa;
        border-left: 4px solid #3498db;
        padding: 15px;
        margin-bottom: 20px;
        border-radius: 0 5px 5px 0;
    }
    .concentration-method h3 {
        color: #2c3e50;
        margin-top: 0;
    }
    .concentration-method p {
        margin: 8px 0;
    }
    .example-box {
        background: #e8f4fd;
        padding: 12px;
        border-radius: 5px;
        margin-top: 10px;
    }
   /* pomodoro  baş*/
    /* —————— BENZERSİZ STİL BLOĞU —————— */
    /* Prefix: pmodr_ (Pomodoro kısaltması + alt çizgi) */

    .pmodr_toggle_btn {
      position: fixed;
      bottom: 20px;
      right:-4%;
      transform: translateX(-50%);
      padding: 5px 12px;
      background-color: #e74c3c;
      color: white;
      border: none;
      border-radius: 30px;
      cursor: pointer;
      z-index: 2000;
      font-weight: bold;
      box-shadow: 0 4px 8px rgba(0,0,0,0.2);
      transition: opacity 0.3s ease, transform 0.2s ease;
    }

    .pmodr_toggle_btn.pmodr_hidden {
      opacity: 0;
      pointer-events: none;
      transform: translateX(-50%) scale(0.9);
    }

    .pmodr_panel {
      position: fixed;
      bottom: -400px; /* Kapalı konum */
      left: 0;
      width: 100%;
      max-height: 30vh;
      height: 400px;
      background-color: #fff;
      box-shadow: 0 -4px 12px rgba(0,0,0,0.15);
      transition: bottom 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
      z-index: 1999;
      padding: 24px;
      box-sizing: border-box;
      overflow-y: auto;
    }

    .pmodr_panel.pmodr_open {
      bottom: 0; /* Açık konum */
    }

    .pmodr_close_btn {
      position: absolute;
      top: 16px;
      right: 16px;
      background: none;
      border: none;
      font-size: 22px;
      cursor: pointer;
      color: #888;
      z-index: 2001;
    }

    /* Mobil uyumluluk: küçük ekranlarda yükseklik ayarı */
    @media (max-height: 600px) {
      .pmodr_panel {
        height: auto;
        max-height: 70vh;
      }
    }

    @media (max-width: 480px) {
      .pmodr_toggle_btn {
        padding: 10px 20px;
        font-size: 14px;
      }
    }






   /* pomodoro  son*/ 








/* not defteri başı */
    #toggleNoteBtn {
      position: fixed;
      right: 20px;
      top: 10px;
      background-color: #4CAF50;
      color: white;
      border: none;
      width: 50px;
      height: 50px;
      
      box-shadow: 0 4px 8px rgba(0,0,0,0.2);
      cursor: pointer;
      z-index: 9999;
      font-size: 20px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    #notePanel {
      position: fixed;
      top: 80px;
      right: 20px;
      width: 400px;
      height: 450px;
      min-width: 350px;
      min-height: 350px;
      max-width: 90vw;
      max-height: 80vh;
      background: white;
      border-radius: 12px;
      box-shadow: 0 6px 20px rgba(0,0,0,0.2);
      padding: 15px;
      z-index: 999;
      display: none;
      flex-direction: column;
      border: 1px solid #ddd;
      overflow: auto;
    }

    #notePanel.active {
      display: flex;
    }

    /* Boyutlandırma köşesi */
    .resize-handle {
      position: absolute;
      background: transparent;
      z-index: 1001;
    }

    .resize-handle.left {
      left: 0;
      top: 0;
      bottom: 0;
      width: 8px;
      cursor: col-resize;
    }

    .resize-handle.bottom {
      bottom: 0;
      left: 0;
      right: 0;
      height: 8px;
      cursor: row-resize;
    }

    .resize-handle.corner {
      left: 0;
      bottom: 0;
      width: 16px;
      height: 16px;
      cursor: nesw-resize;
      background: linear-gradient(225deg, transparent 50%, #4CAF50 50%);
    }

    #noteHeader {
      display: flex;
      justify-content: space-between;
      align-items: center;
      margin-bottom: 12px;
      cursor: move;
      user-select: none;
      padding: 5px;
      background: #f8f9fa;
      border-radius: 6px;
    }

    #noteHeader h3 {
      margin: 0;
      font-size: 18px;
      color: #333;
    }

    #closeBtn {
      background: none;
      border: none;
      font-size: 22px;
      cursor: pointer;
      color: #777;
      width: 30px;
      height: 30px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    #closeBtn:hover {
      background: #e9ecef;
    }

    /* Kareli defter arka planı */
    #noteContent {
      width: 100%;
      min-height: 200px;
      padding: 20px;
      background-image:
        linear-gradient(rgba(200,200,200,0.2) 1px, transparent 1px),
        linear-gradient(90deg, rgba(200,200,200,0.2) 1px, transparent 1px);
      background-size: 20px 20px;
      border: 1px solid #eee;
      border-radius: 6px;
      font-family: 'Courier New', monospace;
      font-size: 14px;
      line-height: 20px;
      outline: none;
      overflow: auto;
      flex: 1;
      white-space: pre-wrap;
    }

    #formattingToolbar {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin: 10px 0;
      padding: 8px;
      background: #f9f9f9;
      border-radius: 6px;
      border: 1px solid #eee;
    }

    .formatBtn {
      padding: 6px 10px;
      font-size: 13px;
      border: 1px solid #ccc;
      background: white;
      border-radius: 4px;
      cursor: pointer;
      min-width: 36px;
      text-align: center;
      transition: all 0.2s;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .formatBtn:hover {
      background: #e9e9e9;
      transform: translateY(-1px);
    }

    .formatBtn:active {
      transform: translateY(0);
    }

    /* Word tarzı hizalama butonları */
    .align-btn {
      width: 28px;
      height: 28px;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .align-icon {
      width: 18px;
      height: 14px;
      position: relative;
    }

    .align-icon div {
      position: absolute;
      background: #333;
      height: 2px;
      border-radius: 1px;
    }

    .align-left .line1 { left: 0; width: 100%; top: 0; }
    .align-left .line2 { left: 0; width: 70%; top: 6px; }
    .align-left .line3 { left: 0; width: 85%; bottom: 0; }

    .align-center .line1 { left: 0; width: 100%; top: 0; }
    .align-center .line2 { left: 15%; width: 70%; top: 6px; }
    .align-center .line3 { left: 7.5%; width: 85%; bottom: 0; }

    .align-right .line1 { right: 0; width: 100%; top: 0; }
    .align-right .line2 { right: 0; width: 70%; top: 6px; }
    .align-right .line3 { right: 0; width: 85%; bottom: 0; }

    /* Dropdown menüler - YAVAŞ AÇILMA EFEKTİ EKLENDİ */
    .dropdown {
      position: relative;
      display: inline-block;
    }

    .dropbtn {
      padding: 6px 10px;
      font-size: 13px;
      border: 1px solid #ccc;
      background: white;
      border-radius: 4px;
      cursor: pointer;
      min-width: 60px;
      text-align: center;
      transition: all 0.2s;
    }

    .dropbtn:hover {
      background: #e9e9e9;
    }

    .dropdown-content {
      display: block;
      position: absolute;
      background-color: #fff;
      min-width: 150px;
      max-height: 200px;
      overflow-y: auto;
      box-shadow: 0 4px 8px rgba(0,0,0,0.15);
      z-index: 1001;
      border-radius: 4px;
      top: 100%;
      left: 0;
      margin-top: 4px;
      border: 1px solid #ddd;
      
      /* YAVAŞ AÇILMA EFEKTİ */
      opacity: 0;
      visibility: hidden;
      transform: translateY(-10px);
      transition: all 0.4s ease-in-out;
      pointer-events: none;
    }

    .dropdown:hover .dropdown-content {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
      pointer-events: all;
    }

    .dropdown-content a, .dropdown-content div {
      color: black;
      padding: 8px 12px;
      text-decoration: none;
      display: block;
      font-size: 13px;
      transition: background 0.2s;
      cursor: pointer;
      border-bottom: 1px solid #f0f0f0;
    }

    .dropdown-content a:hover, .dropdown-content div:hover {
      background-color: #f1f1f1;
    }

    .dropdown-content a:last-child, .dropdown-content div:last-child {
      border-bottom: none;
    }

    /* Yazı tipi listesi için özel stiller */
    .font-option {
      font-family: inherit !important;
    }

    /* Renk seçici */
    .color-picker-container {
      position: relative;
      display: inline-block;
    }

    .color-preview {
      width: 20px;
      height: 20px;
      border-radius: 3px;
      border: 1px solid #ccc;
      display: inline-block;
      margin-right: 5px;
      vertical-align: middle;
    }

    #colorPicker {
      position: absolute;
      top: 100%;
      left: 0;
      margin-top: 5px;
      z-index: 1002;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.3s ease;
    }

    .color-picker-container:hover #colorPicker {
      opacity: 1;
      pointer-events: all;
    }

    /* Boyut göstergesi */
    .size-indicator {
      position: absolute;
      bottom: 5px;
      right: 5px;
      background: rgba(0,0,0,0.7);
      color: white;
      padding: 2px 6px;
      border-radius: 3px;
      font-size: 10px;
      pointer-events: none;
      opacity: 0;
      transition: opacity 0.3s;
    }

    #notePanel.resizing .size-indicator {
      opacity: 1;
    }

    /* İndir butonu için özel stiller - YAVAŞ AÇILMA EFEKTİ EKLENDİ */
    .download-dropdown {
      position: absolute;
      top: 20px;
      right: 80px;
      z-index: 1002;
    }

    .download-dropdown .dropdown-content {
      left: 0;
      right: auto;
      padding: 0;
      
      /* YAVAŞ AÇILMA EFEKTİ */
      opacity: 0;
      visibility: hidden;
      transform: translateY(-10px);
      transition: all 0.4s ease-in-out;
      pointer-events: none;
    }

    .download-dropdown:hover .dropdown-content {
      opacity: 1;
      visibility: visible;
      transform: translateY(0);
      pointer-events: all;
    }

    .download-dropdown .dropdown-content a {
      padding: 10px 15px;
      margin: 0;
      border: none;
      border-bottom: 1px solid #f0f0f0;
      transition: background 0.2s ease;
    }

    .download-dropdown .dropdown-content a:last-child {
      border-bottom: none;
    }

    .download-dropdown .dropdown-content a:hover {
      background-color: #f8f9fa;
      margin: 0;
    }

    @media (max-width: 600px) {
      #notePanel {
        width: calc(100% - 40px);
        right: 20px;
        top: 80px;
        height: 60vh;
      }
      
      .resize-handle {
        display: none;
      }

      .download-dropdown {
        top: 10px;
        left: 15px;
      }
    }

/* not defteri son */




























































/* Yatay Çerez Popup Stilleri */
    .cookie-popup {
        position: fixed;
        bottom: 20px;
        left: 20px;
        right: 20px;
        background: #fff;
        border: 1px solid #ddd;
        border-radius: 12px;
        box-shadow: 0 4px 20px rgba(0,0,0,0.15);
        z-index: 9999;
        padding: 20px;
        font-family: Arial, sans-serif;
        max-width: 1200px;
        margin: auto;
        display: none;
    }

    .cookie-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 15px;
    }

    .cookie-title {
        margin: 0;
        font-size: 18px;
        color: #333;
    }

    .cookie-close {
        background: none;
        border: none;
        font-size: 24px;
        cursor: pointer;
        color: #999;
        position: absolute;
        top: 20%;
        left:85%;
    }

    .cookie-content {
        margin-bottom: 20px;
        color: #555;
        line-height: 1.5;
    }

    .cookie-link {
        display: block;
        text-align: right;
        margin-bottom: 20px;
        color: #007bff;
        text-decoration: none;
        font-size: 14px;
    }

    .cookie-link:hover {
        text-decoration: underline;
    }

    /* YATAY KATEGORİLER */
    .cookie-categories {
        display: flex;
        flex-wrap: wrap;
        gap: 20px;
        margin-bottom: 25px;
    }

    .category-item {
        flex: 1 1 220px; /* Minimum genişlik 220px, esnek */
        background: #f9f9f9;
        padding: 15px;
        border-radius: 8px;
        border: 1px solid #eee;
        box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    }

    .category-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 10px;
    }

    .category-title {
        margin: 0;
        font-size: 16px;
        font-weight: bold;
        color: #333;
    }

    .toggle-switch {
        position: relative;
        display: inline-block;
        width: 50px;
        height: 24px;
    }

    .toggle-switch input {
        opacity: 0;
        width: 0;
        height: 0;
    }

    .slider {
        position: absolute;
        cursor: pointer;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: #ccc;
        transition: .4s;
        border-radius: 24px;
    }

    .slider:before {
        position: absolute;
        content: "";
        height: 16px;
        width: 16px;
        left: 4px;
        bottom: 4px;
        background-color: white;
        transition: .4s;
        border-radius: 50%;
    }

    input:checked + .slider {
        background-color: #2196F3;
    }

    input:checked + .slider:before {
        transform: translateX(26px);
    }

    .category-description {
        font-size: 13px;
        color: #666;
        margin: 0;
    }

    /* Butonlar yatay hizalı */
    .cookie-buttons {
        display: flex;
        justify-content: flex-end;
        gap: 10px;
        flex-wrap: wrap;
    }

    .cookie-btn {
        padding: 10px 20px;
        margin-bottom: 5px;
        border: none;
        border-radius: 6px;
        cursor: pointer;
        font-weight: bold;
        font-size: 14px;
    }

    .cookie-btn.accept {
        background-color: #28a745;
        color: white;
    }

    .cookie-btn.reject {
        background-color: #dc3545;
        color: white;
    }

    .cookie-btn.settings {
        background-color: #007bff;
        color: white;
    }

    /* Mobilde kategoriler alt alta dönsün */
    @media (max-width: 768px) {
        .cookie-categories {
            flex-direction: column;
        }

        .category-item {
            flex: 1 1 auto;
        }

        .cookie-buttons {
            justify-content: center;
        }
    }
        
        /* Floating Support Button */
        #floating-support-btn {
            position: fixed;
            right: 0px;
            top: 30%;
            transform: translateY(-50%);
            background: linear-gradient(135deg, #e53e3e, #c53030);
            color: white;
            padding: 12px 8px;
            border-radius: 8px 0 0 8px;
            font-weight: bold;
            font-size: 16px;
            text-align: center;
            writing-mode: vertical-rl;
            text-orientation: mixed;
            z-index: 9999;
            box-shadow: -2px 0 10px rgba(0,0,0,0.3);
            cursor: pointer;
            transition: all 0.3s ease;
            min-width: 30px;
        }
        
        #floating-support-btn:hover {
            background: linear-gradient(135deg, #f56565, #e53e3e);
            transform: translateY(-50%) translateX(5px);
            box-shadow: -4px 0 15px rgba(0,0,0,0.4);
        }

              
        
/* "X" butonunun her zaman tıklanabilir olduğundan emin ol */
.modal .close {
    cursor: pointer;
    position: absolute;
    right: 25px;
    top: 15px;
    font-size: 35px;
    font-weight: bold;
    color: #aaa;
    z-index: 1000; /* Üstte kalması için */
    pointer-events: auto; /* Tıklanabilir olması için */
}

.modal .close:hover,
.modal .close:focus {
    color: #aaa;
    text-decoration: none;
    cursor: pointer;
}


















        /* Uyarı kutusu */
        .tip-box {
            background-color: #e8f4fc;
            border-left: 5px solid #3498db;
            padding: 1rem;
            margin: 1.5rem 0;
            border-radius: 0 8px 8px 0;
        }

            /* Kod Blokları İçin Özel Stil */
        .code-block {
            background-color: #2d2d2d;
            color: #f8f8f2;
            padding: 1.5rem;
            border-radius: 8px;
            overflow-x: auto;
            font-family: 'Courier New', Courier, monospace;
            margin: 1.5rem 0;
        }
        /* Adım kutuları */
        .step {
            background-color: #f8f9fa;
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 8px;
            border-left: 4px solid #27ae60;
        }
ul {
  list-style-type: none;
  padding-left: 0; /* İsteğe bağlı: Sol padding'i de sıfırlar */
}
.content-section ol, 
.content-section ul {
  padding-left: 1em; /* Varsayılan girintiyi sıfırla veya ayarla */
  margin-left: 0;    /* Sol marjı sıfırla */
}



   /* Genel Reset ve Temel Stiller */
   .oksınıfı{visibility:hidden ;}
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background-color: #f5f5f5;
  color: #333;
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: inherit;
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: 85%;
  max-width: 1200px;
  margin: auto;
  padding: 0px;
}


  header {
    width: 100%;
    
    height: 75px;
    margin: 0;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: flex-start;

    border-bottom: 0px solid #ccc;
    position: fixed;
        /*background: linear-gradient(135deg, #1e5799 0%, #207cca 51%, #4A2F58 100%);*/
    background: linear-gradient(135deg, #F9B34F 0%, #207cca 51%, #50316A 100%) !important;
    color: white;
    padding: 15px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    
    top: 0;
    z-index: 100;
}

header .logo {
    display: flex;
    align-items: center;

}
header .logo img {
    height: 40px;

}
.menu-toggle {
    font-size: 16px;
    cursor: pointer;
    display: none;
    width: 30px;
    height: 30px;
    position: relative;
    border: none;
    background: none;
    padding: 0;
    margin-left: auto;
}
.menu-toggle .hamburger-icon {
    position: absolute;
    display: block;
    font-size: 28px;
    right: -35px;
    top:-10px;
}
.menu-toggle .close-icon {
    display: none;
    font-size: 32px;
    position: absolute;
    top: 0;
    left: 0;
}
.menu-toggle.active .hamburger-icon {
    display: none;
}
.menu-toggle.active .close-icon {
    display: block;
}
nav {
    position: relative;
}
nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    margin-bottom: -22px;
    
}
nav ul li {
    position: relative;
    background: ;
    margin-bottom:10px;
}
nav ul li a {

    margin-bottom: 7px;
    display: block;
    padding: 5px 9px;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: nowrap;
    line-height: 0px;
    font-size: 14px;
}
nav ul li a:hover {
    color: #40456a;
    
}
nav ul li:hover > ul {
    display: block;
}
nav ul ul {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: #fff;
    border: 1px solid #ddd;
    min-width: 160px;
    z-index: 1000;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    border-radius: 0 0 4px 4px;
}
nav ul ul li {
    width: 100%;
    
    background: #2F65AC;
}
nav ul ul li:last-child {
    border-bottom: none;
}
nav ul ul ul {
    left: 100%;
    top: -1px;
    border-radius: 4px;
}
nav ul ul ul:before {
    content: "";
    position: absolute;
    left: -6px;
    top: 15px;
    width: 0;
    height: 0;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-right: 6px solid #ddd;
}
nav ul ul ul:after {
    content: "";
    position: absolute;
    left: -5px;
    top: 15px;
    width: 0;
    height: 0;
    border-top: 6px solid transparent;
    border-bottom: 6px solid transparent;
    border-right: 6px solid #fff;
}

/* Mobil özel stiller */
@media (max-width: 768px) {
    .oksınıfı{visibility:visible ;}
    .menu-toggle {
        display: block;
    }
        nav ul li {
        margin-bottom: -10px !important;

    }

    nav {
        position: fixed;
        left: -100%;
        top: 75px;
        width: 300px;
        height: 100%;
        background: #fff;
        transition: left 0.3s;
        overflow: hidden;
        z-index: 2000;
        overflow-y: auto; /* veya .menu-panel'e overflow-y ekle */
    }
    nav.active {
        left: 0;
    }
    nav ul {
        flex-direction: column;
    }
    .menu-container {
        
        display: flex;
        width: 400%;
        transition: transform 0.3s ease;

    }
    .menu-panel {
        width: 300px;
        padding: 20px 0;
        flex-shrink: 0;
    }
    .back-link {
        padding: 10px 15px;
        background: #eee;
        cursor: pointer;
        margin-bottom: 10px;
        display: block;
        font-weight: bold;
        color: #333;
    }
    nav ul li:hover > ul {
        display: none;
    }
    nav ul ul {
        position: static;
        display: none;
        border: none;
        box-shadow: none;
        padding-left: 15px;
    }
    nav ul ul li {
        border-bottom: none;
    }
    nav ul ul ul {
        padding-left: 15px;
    }
    
    /* Menü açıkken arka planı karart */
    .overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0,0,0,0.5);
        z-index: 1500;
    }
    .overlay.active {
        display: block;
    }
}

/* Masaüstünde mobil menü öğelerini gizle */
@media (min-width: 769px) {
    .menu-panel:not(.main-menu),
    .back-link {
        display: none !important;
    }
    .menu-container {
        width: auto !important;
        display: block !important;
    }
    .overlay {
        display: none !important;
    }
    .hamburger-icon {justify-content: space-between;}
}

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

.modal-content {
  background-color: black;
  margin: 5% auto;
  padding: 20px;
  border-radius: 8px;
  width: 80%;
  max-width: 800px;
  position: relative;
}

.close {
  color: #aaa;
  position: absolute;
  right: 20px;
  top: 10px;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
}

.close:hover {
  color: #333;
}

.video-container {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 aspect ratio */
  height: 0;
  overflow: hidden;
}

.video-container iframe,
.video-container video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.video-btn {
  background: #3498db;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 16px;
  margin: 20px 0;
}

.video-btn:hover {
  background: #2980b9;
}

.video-source-switcher {
  text-align: center;
  margin-top: 15px;
}

.source-btn {
  background: #f1f1f1;
  border: none;
  padding: 8px 15px;
  margin: 0 5px;
  cursor: pointer;
  border-radius: 4px;
}

.source-btn.active {
  background: #3498db;
  color: white;
}
/* Genel Stiller */

body {

    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

.container {
    width: 85%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
    
}
/* Menü elemanları */
/* Header ve Navigasyon */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 15px;
}

.logo-img {
    height: 50px;
    width: auto;

    
}

.logo-text {
    font-size: 24px;
    font-weight: bold;
}

.nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-links li {
    position: relative;
    margin-left: 20px;
}

.nav-links > li > a {
    color: white;
    text-decoration: none;
    transition: color 0.3s;
    padding: 5px 5px;
    display: block;
}

.nav-links a:hover {
    color: #ffcc00;
    
}

/* Açılır Menü */


/* Mobil Menü */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
}

.menu-toggle span {
    display: block;

    width: 100%;
    
    border-radius: 3px;
    transition: all 0.3s;
}

/* menu sonu*/



/* İçerik Alanları */
.presentation-container {
    background: white;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    margin: 40px 0;
}

.presentation-title {
    color: #1e5799;
    margin-top: 0;
    border-bottom: 2px solid #f0f0f0;
    padding-bottom: 15px;
}

/* Gömme Medya (PowerPoint ve Video) */
.powerpoint-embed, 
.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    margin: 30px 0;
    background: #f9f9f9;
    border: 1px solid #ddd;
}

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

/* Slayt Gösterisi */
.slideshow-container {
    position: relative;
    max-width: 800px;
    margin: 30px auto;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.slide {
    display: none;
    width: 100%;
}

.slide img {
    width: 100%;
    vertical-align: middle;
}

.slide.active {
    display: block;
}

.slideshow-controls {
    text-align: center;
    margin: 20px 0;
}

.prev, .next {
    cursor: pointer;
    padding: 10px 20px;
    background: #207cca;
    color: white;
    border: none;
    border-radius: 4px;
    margin: 0 10px;
    transition: background 0.3s;
}

.prev:hover, .next:hover {
    background: #1e5799;
}

.slide-number {
    display: inline-block;
    margin: 0 15px;
    font-weight: bold;
}

/* Hero Alanı */
.hero {
    background: url('https://images.unsplash.com/photo-1532094349884-543bc11b234d?ixlib=rb-1.2.1&auto=format&fit=crop&w=1350&q=80') no-repeat center center/cover;
    /*background: url('banner.jpg') no-repeat center center/cover;*/
    top: 75px;
    height: 400px;
    width: 101%;
    display: flex;
    align-items: center;
    text-align: center;
    color: white;
    position: relative;
    padding: 0px;
    margin: 0px;

}


.hero::before {
    background: rgba(0, 0, 0, 0.4); /* Daha hafif bir overlay */
}

.hero h1 {
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
    align-items: center;
    text-align: center;
}

.btn {
    background: #e74c3c;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.btn:hover {
    background: #c0392b;
    transform: translateY(-2px);
}

nav ul ul {
    background: #2c3e50;
    border: none;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2);
}

nav ul ul li {
    background: #34495e;
    transition: background 0.3s;
}

nav ul ul li:hover {
    background: #3d566e;
}

nav ul ul li a {
    color: #ecf0f1;
    padding: 10px 15px;
}

nav ul ul li a:hover {
    color: #3498db;
    padding-left: 20px;
}
@media (max-width: 768px) {
    nav {
        background: #2c3e50;
    }
    
    .menu-panel {
        background: #34495e;
    }
    
    .back-link {
        background: #3d566e;
        color: white;
    }
}
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
}

.hero-content {
    position: relative;
    z-index: 1;
    width: 85%;
    max-width: 1200px;
}

.hero h1 {
    font-size: 48px;
    margin-bottom: 20px;
}

.hero p {
    font-size: 20px;
    max-width: 800px;
    margin: 0 auto 30px;
}

.btn {
    display: inline-block;
    background: #ffcc00;
    color: #333;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: background 0.3s;
}

.btn:hover {
    background: #ffd633;
}

/* Kart Yapıları (Dersler ve Videolar) */
.lesson-cards, 
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 30px;
    padding: 60px 0;
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
    font-size: 36px;
    color: #1e5799;
}

.lesson-card, 
.video-item {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s;
}

.lesson-card:hover {
    transform: translateY(-10px);
}

.lesson-img {
    height: 200px;
    overflow: hidden;
}

.lesson-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}

.lesson-card:hover .lesson-img img {
    transform: scale(1.1);
}

.lesson-content, 
.video-item-content {
    padding: 20px;
}

.lesson-content h3, 
.video-item h3 {
    margin-top: 0;
    color: #207cca;
}

.lesson-content p {
    color: #666;
    margin-bottom: 20px;
}

 /* Footer Stilleri */
    footer {
        background: #2c3e50;
        color: #ecf0f1;
        padding: 60px 0 0;

        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        width: 101%;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 30px;
        margin-bottom: 40px;
    }

    .footer-col {
        padding: 0 15px;
    }

    .footer-about .logo-container {
        justify-content: center;
        margin-bottom: 20px;
    }

    .footer-description {
        margin: 15px 0 20px;
        line-height: 1.6;
        color: #bdc3c7;
    }

    .footer-title {
        color: #fff;
        font-size: 1.2rem;
        margin-bottom: 20px;
        position: relative;
        padding-bottom: 10px;
    }

    .footer-title:after {
        content: '';
        position: absolute;
        left: 0;
        bottom: 0;
        width: 50px;
        height: 2px;
        background: #3498db;
    }

    .footer-links {
        list-style: none;
        padding: 0;
    }

    .footer-links li {
        margin-bottom: 12px;
    }

    .footer-links a {
        color: #bdc3c7;
        text-decoration: none;
        transition: all 0.3s ease;
        display: block;
    }

    .footer-links a:hover {
        color: #3498db;
        padding-left: 5px;
    }

    .footer-contact {
        list-style: none;
        padding: 0;
    }

    .footer-contact li {
        margin-bottom: 15px;
        display: flex;
        align-items: center;
        color: #bdc3c7;
    }

    .footer-contact i {
        margin-right: 10px;
        color: #3498db;
        width: 20px;
        text-align: center;
    }
    footer {
  background: #2c3e50;
  color: #ecf0f1;
  
  margin-top: 60px;

  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  padding: 0 20px;
}

.footer-col.footer-about .logo-container {
  justify-content: center;
  margin-bottom: 20px;
}

.footer-description {
  line-height: 1.6;
  color: #bdc3c7;
}

.footer-title {
  color: #fff;
  font-size: 1.2rem;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 50px;
  height: 2px;
  background: #3498db;
}

.footer-links,
.footer-contact {
  list-style: none;
  padding: 0;
}

.footer-links li,
.footer-contact li {
  margin-bottom: 12px;
}

.footer-links a {
  color: #bdc3c7;
  transition: all 0.3s ease;
  display: block;
}

.footer-links a:hover {
  color: #3498db;
  padding-left: 5px;
}

.footer-contact i {
  color: #3498db;
  width: 20px;
  text-align: center;
}

.social-links {
  display: flex;
  gap: 15px;
  margin-top: 20px;
}

.social-icon {
  color: #ecf0f1;
  background: #34495e;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}

.social-icon:hover {
  background: #3498db;
  transform: translateY(-3px);
}

.footer-bottom {
  background: #1a252f;
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  margin: 0 0 10px;
  color: #bdc3c7;
  font-size: 0.9rem;
}

.footer-legal {
  display: flex;
  gap: 15px;
  justify-content: center;
  flex-wrap: wrap;
}

.footer-legal a {
  color: #bdc3c7;
  text-decoration: none;
  font-size: 0.8rem;
  transition: color 0.3s;
}

.footer-legal a:hover {
  color: #3498db;
}

    .social-links {
        display: flex;
        gap: 15px;
        margin-top: 20px;
    }

    .social-icon {
        color: #ecf0f1;
        background: #34495e;
        width: 36px;
        height: 36px;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.3s ease;
    }

    .social-icon:hover {
        background: #3498db;
        transform: translateY(-3px);
    }

    .footer-bottom {
        background: #1a252f;
        padding: 20px 0;
    }

    .footer-bottom-content {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-bottom p {
        margin: 0 0 10px;
        color: #bdc3c7;
        font-size: 0.9rem;
    }

    .footer-legal {
        display: flex;
        gap: 15px;
    }

    .footer-legal a {
        color: #bdc3c7;
        text-decoration: none;
        font-size: 0.8rem;
        transition: color 0.3s;
    }

    .footer-legal a:hover {
        color: #3498db;
    }

    @media (max-width: 768px) {
        .footer-grid {
            grid-template-columns: 1fr;
        }
        
        .footer-col {
            margin-bottom: 30px;
        }
        
        .footer-bottom-content {
            flex-direction: column;
        }
        
        .footer-legal {
            margin-top: 10px;
            flex-wrap: wrap;
            justify-content: center;
        }
    }

/* Soru Kartları Stilleri */
.question-container {
    background: white;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    margin: 40px 0;
}

.question-section {
    margin-bottom: 60px;
}

.question-card {
    background: #f9f9f9;
    border-left: 4px solid #207cca;
    padding: 20px;
    margin-bottom: 30px;
    border-radius: 0 8px 8px 0;
    display: none;
}

.question-card.active {
    display: block;
}

.question {
    font-size: 18px;
    font-weight: 500;
    margin-bottom: 15px;
    color: #333;
}

.answer-toggle {
    background: #207cca;
    color: white;
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    margin-bottom: 15px;
    transition: background 0.3s;
}

.answer-toggle:hover {
    background: #1e5799;
}

.answer {
    display: none;
    padding: 15px;
    background: #f0f7ff;
    border-radius: 5px;
    margin-top: 10px;
    border-left: 3px solid #4A2F58;
}

.answer.show {
    display: block;
}

.difficulty-easy {
    color: #2ecc71;
    font-weight: bold;
}

.difficulty-medium {
    color: #f39c12;
    font-weight: bold;
}

.difficulty-hard {
    color: #e74c3c;
    font-weight: bold;
}

.topic-tag {
    display: inline-block;
    background: #4A2F58;
    color: white;
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 12px;
    margin-right: 8px;
    margin-bottom: 8px;
}

.page-title {
    text-align: center;
    color: #1e5799;
    margin: 40px 0 30px;
    font-size: 36px;
}

/* Sayfa Numaralandırma */
.pagination {
    display: flex;
    justify-content: center;
    margin-top: 40px;
    flex-wrap: wrap;
}

.page-number {
    margin: 5px;
    padding: 8px 15px;
    background: #f0f0f0;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
}

.page-number:hover {
    background: #ddd;
}

.page-number.active {
    background: #207cca;
    color: white;
}

.page-info {
    text-align: center;
    margin-top: 20px;
    color: #666;
}

/* Sınav özel stiller */
.exam-header {
    margin-top:100px;
    background: linear-gradient(135deg, #4A2F58 0%, #207cca 100%);
    color: white;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 30px;
    text-align: center;
}

.exam-info {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    margin-top: 15px;
}

.exam-info-item {
    margin: 5px 10px;
}

.question-number {
    position: absolute;
    left: -15px;
    top: -15px;
    background: #207cca;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

.options {
    margin-left: 20px;
}

.option {
    
    margin-bottom: 10px;
    padding: 10px;
    border-radius: 5px;
    transition: background 0.3s;
    cursor: pointer;
}


.option:hover {
    background: #f0f7ff;
}


.exam-controls {
    display: flex;
    justify-content: space-between;
    margin-top: 30px;
}

.btn-finish {
    background: #4A2F58;
}

.btn-finish:hover {
    background: #3a1f48;
}

/* Sonuç bölümü */
.result-container {
    background: white;
    border-radius: 8px;
    padding: 30px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    margin: 40px 0;
    display: none;
}

.result-header {
    text-align: center;
    margin-bottom: 30px;
    color: #4A2F58;
}

.result-stats {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    margin-bottom: 30px;
    text-align: center;
}

.stat-box {
    background: #f0f7ff;
    padding: 20px;
    border-radius: 8px;
    min-width: 150px;
    margin: 10px;
}

.stat-value {
    font-size: 24px;
    font-weight: bold;
    color: #207cca;
    margin: 10px 0;
}

.correct-answers-btn {
    background: #2ecc71;
    margin-top: 20px;
}

.correct-answers-btn:hover {
    background: #27ae60;
}

.correct-answers-container {
    display: none;
    margin-top: 30px;
    border-top: 1px solid #eee;
    padding-top: 30px;
}

.correct-answer {
    margin-bottom: 15px;
    padding: 15px;
    background: #f9f9f9;
    border-radius: 5px;
    border-left: 4px solid #2ecc71;
}

.correct-answer .question {
    font-weight: bold;
    margin-bottom: 10px;
}

.correct-option {
    color: #2ecc71;
    font-weight: bold;
}

/* Responsive */
@media (max-width: 992px) {
    .nav-links {
        position: fixed;
        top: 115px;
        left: -100%;
        width: 50%;
        height: calc(100vh - 80px);
        background: #2989d8;
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        transition: left 0.3s;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .nav-links li {
        margin: 0;
        width: 100%;
        text-align: left;
    }
    
    
    
    .menu-toggle {
        display: flex;
    }
    
    .hero h1 {
        font-size: 36px;
    }
    
    .hero p {
        font-size: 16px;
    }
    
    .lesson-cards, 
    .video-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    
    
    .logo-text {
        font-size: 20px;
    }
    
    .logo-img {
        height: 40px;
    }
    
    .presentation-container {
        padding: 20px;
    }
    
    .question-number {
        left: -5px;
        top: -5px;
        width: 30px;
        height: 30px;
        font-size: 14px;
    }
    
    .question {
        font-size: 16px;
    }
    
    .options {
        margin-left: 10px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .stat-box {
        min-width: 120px;
        padding: 15px;
    }
    
    .stat-value {
        font-size: 20px;
    }
}

@media (max-width: 480px) {
   
    
    .logo-container {
        gap: 10px;
    }
    
    .logo-text {
        font-size: 18px;
    }
    
    .logo-img {
        height: 35px;
    }
    
    .slideshow-controls .prev, 
    .slideshow-controls .next {
        padding: 8px 15px;
        font-size: 14px;
    }
}

 .question-card {
            background: white;
            border-radius: 8px;
            padding: 25px;
            margin-bottom: 25px;
            box-shadow: 0 3px 10px rgba(0,0,0,0.1);
            position: relative;
        }
        
        .question-number {
            position: absolute;
            left: -15px;
            top: -15px;
            background: #207cca;
            color: white;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: left;
            font-weight: bold;
            box-shadow: 0 2px 5px rgba(0,0,0,0.2);
        }
        
        .question {
            font-size: 18px;
            margin-bottom: 20px;
            font-weight: 500;
        }
        
       
        
        .btn {
            display: inline-block;
            background: #207cca;
            color: white;
            padding: 12px 30px;
            text-decoration: none;
            border-radius: 5px;
            font-weight: bold;
            transition: background 0.3s;
            border: none;
            cursor: pointer;
            font-size: 16px;
        }
        
        .btn:hover {
            background: #1e5799;
        }
        
        .btn-finish {
            background: #4A2F58;
        }
        
        .btn-finish:hover {
            background: #3a1f48;
        }
        
       
        .correct-answers-btn {
            background: #2ecc71;
            margin-top: 20px;
        }
        
        .correct-answers-btn:hover {
            background: #27ae60;
        }
        
        
        /* Responsive */
        @media (max-width: 768px) {
            .question-number {
                left: -5px;
                top: -5px;
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
            
            .question {
                font-size: 16px;
            }
            
            .options {
                margin-left: 10px;
            }
            
            .btn {
                padding: 10px 20px;
                font-size: 14px;
            }
            
            .stat-box {
                min-width: 120px;
                padding: 15px;
            }
            
            .stat-value {
                font-size: 20px;
            }
        }

                .chemical {
            font-style: italic;
        }
        .formula {
            font-family: monospace;
            background-color: #f5f5f5;
            padding: 2px 5px;
            border-radius: 3px;
        }

                .chemical {
            font-style: italic;
        }
        .formula {
            font-family: monospace;
            background-color: #f5f5f5;
            padding: 2px 5px;
            border-radius: 3px;
        }
        .periodic-table {
            width: 100%;
            max-width: 600px;
            margin: 15px auto;
            border-collapse: collapse;
        }
        .periodic-table td {
            border: 1px solid #ddd;
            padding: 8px;
            text-align: center;
        }
        .element-box {
            border: 1px solid #000;
            padding: 5px;
            margin: 2px;
            display: inline-block;
            width: 50px;
            height: 50px;
            vertical-align: middle;
        }

                .chemical {
            font-style: italic;
        }
        .formula {
            font-family: monospace;
            background-color: #f5f5f5;
            padding: 2px 5px;
            border-radius: 3px;
        }
        .stereo-img {
            max-width: 200px;
            display: block;
            margin: 10px auto;
        }


        .chemical {
            font-style: italic;
        }
        .formula {
            font-family: monospace;
            background-color: #f5f5f5;
            padding: 2px 5px;
            border-radius: 3px;
        }
        .equation {
            text-align: center;
            margin: 15px 0;
            font-size: 1.1em;
        }



        #countdown {
            align-items: center; /* İçerikleri yatayda ortala */
            font-size: 1.5em;
            color: #333;
            background-color: #fff;
            padding: 15px 30px;
            border-radius: 10px;
            box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
            text-align: center;
            min-width: 150px;            
        }

        #timeInput {
            padding: 12px;
            font-size: 1em;
            width: 60px;
            text-align: center;
            border-radius: 5px;
            border: 1px solid #ddd;
        }

        button {
            padding: 12px 20px;
            font-size: 1em;
            cursor: pointer;
            border: none;
            border-radius: 5px;
            transition: background-color 0.3s;
            min-width: 100px;
        }

        #startButton {
            background-color: #4CAF50;
            color: white;
        }

        #pauseButton {
            background-color: #FFC107;
            color: black;
        }

        #stopButton {
            background-color: #F44336;
            color: white;
        }

        #setTimeButton {
            background-color: #2196F3;
            color: white;
        }

        .input-group {
            display: flex;
            gap: 10px;
            width: 100%;
        }

        .buttongroup {
            display: flex;
            padding-top: 20px;
            gap: 20px;
            justify-content: center; /* Butonları yatayda ortala */
            width: 100%;
            align-items: center; /* İçerikleri yatayda ortala */
        }

        @media (max-width: 768px) {
            .input-group {
                flex-direction: column;
                align-items: stretch;
                
            }

            #timeInput {
                width: 100%;
            }

            button {
                flex: 1;
            }
            .buttongroup {
            display: flex;
            padding-top: 0px;
            gap: 0px;
            justify-content: center; /* Butonları yatayda ortala */
            width: 100%;
            align-items: center; /* İçerikleri yatayda ortala */
        }

        button {
            margin: 8px;
            padding: 12px 10px;
            font-size: 0.75em;
            cursor: pointer;
            border: none;
            border-radius: 5px;
            transition: background-color 0.3s;
            min-width: 50px;
        }
        }


         /* Özel Stiller */
        .interactive-example {
            background-color: #f5f5f5;
            border-radius: 8px;
            padding: 15px;
            margin: 20px 0;
        }
        .example-box {
            background-color: #e3f2fd;
            border-left: 4px solid #2196f3;
            padding: 10px;
            margin: 15px 0;
        }
        table.rules-table {
            width: 100%;
            border-collapse: collapse;
            margin: 20px 0;
        }
        table.rules-table th, table.rules-table td {
            border: 1px solid #ddd;
            padding: 8px;
            text-align: left;
        }
        table.rules-table th {
            background-color: #f2f2f2;
        }
        .practice-area {
            background-color: #fff8e1;
            padding: 15px;
            border-radius: 8px;
            margin-top: 30px;
        }
        .quiz-question {
            margin-bottom: 15px;
        }
        .warning-box {
            background-color: #ffebee;
            border-left: 4px solid #f44336;
            padding: 15px;
            margin: 20px 0;
        }
        .navigation-buttons {
            display: flex;
            justify-content: space-between;
            margin: 30px 0;
        }
        .navigation-buttons button {
            padding: 10px 15px;
            background-color: #4CAF50;
            color: white;
            border: none;
            border-radius: 4px;
            cursor: pointer;
        }
        .navigation-buttons button:hover {
            background-color: #45a049;
        }
        .quiz-btn {
            background-color: #2196F3 !important;
        }
        .quiz-btn:hover {
            background-color: #0b7dda !important;
        }
        .slide-caption {
            text-align: center;
            font-style: italic;
            margin-top: 10px;
            color: #555;
        }



        .arama-kutusu {
            margin-top: 30px !important;
            max-width: 600px;
            margin: auto;
            padding: 20px;
            background: white;
            border-radius: 8px;
            box-shadow: 0 0 10px rgba(0,0,0,0.1);
        }

        input[type="text"] {
            width: 90%;
            padding: 2px;
            font-size: 16px;
            border: 1px solid #ccc;
            border-radius: 4px;
            margin-top: 2px;
        }


        .sonuc-item {
            display: none;
            padding: 15px;
            background: white;
            margin-bottom: 10px;
            border-left: 5px solid #007BFF;
            border-radius: 4px;
        }

        .sonuc-baslik {
            font-weight: bold;
            color: #0056b3;
        }

        .sonuc-link {
            color: #0056b3;
            text-decoration: none;
        }

        .sonuc-link:hover {
            text-decoration: underline;
        } 
 #floating-tab {
            background: linear-gradient(135deg, #F9B34F 0%, #207cca 51%, #50316A 100%);
            position: fixed;
            right: -210px; /* Kapalı durumda */
            top: 61%;
            transform: translateY(-50%);
            width: 240px;
            border-radius: 5px 0 0 5px;
            box-shadow: -2px 0 10px rgba(0,0,0,0.2);
            transition: right 0.3s ease;
            z-index: 99999;
            display: flex;
            
        }
        
        #floating-tab.open {
            right: 0; /* Açık durumda */
            
        }
        
        .tab-handle {
            width: 30px;
            background: #50316A;
            color: white;
            text-align: center;
            padding: 20px 5px;
            cursor: pointer;
            border-radius: 5px 0 0 5px;
            writing-mode: vertical-rl;
            text-orientation: mixed;
        }
        
        .tab-content {
            flex: 1;
            padding: 15px;
            color: white;
        }
        
        .tab-content h3 {
            margin-top: 0;
            border-bottom: 1px solid #34495e;
            padding-bottom: 10px;
        }
        
        .tab-toggles {
            display: flex;
            margin-bottom: 0px;
            gap: 0px;
        }
        
        .tab-toggle {
            flex: 1;
            background: #34495e;
            border: none;
            color: white;
            padding: 8px;
            cursor: pointer;
            border-radius: 3px;
            font-size: 12px;
        }
        
        .tab-toggle.active {
            background: #50316A;
        }
        
        .tab-panel {
            display: none;
        }
        
        .tab-panel.active {
            display: block;
        }
        
        input, textarea {
            width: auto;
            padding: 8px;
            margin-bottom: 0px;
            border: none;
            border-radius: 3px;
            box-sizing: border-box;
        }
        
        button[type="submit"] {
            background: #50316A;
            color: white;
            cursor: pointer;
            font-weight: bold;
        }
        
        button[type="submit"]:hover {
            background: #50316A;
        }

  

    /* Viewport ayarını güncelle */
    meta[name="viewport"] {
        width: device-width;
        initial-scale: 1.0;
        minimum-scale: 1.0;
        maximum-scale: 1.0;
        user-scalable: no;
    }

    /* Genel body ayarı */
    body {
        width: 100%;
        overflow-x: hidden; /* Yatay kaydırmayı engelle */
        margin: 0;
        padding: 0;
        position: relative;
    }



/* Header ve Logo Hizalama */
header {
  background: linear-gradient(135deg, #F9B34F 0%, #207cca 51%, #50316A 100%);
  color: white;
  padding: 15px 0;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
}

.logo-container {
  display: flex;
  align-items: center;
  gap: 15px;
}

.logo-img {
  height: 40px;
}

.logo-text {
  font-size: 24px;
  font-weight: bold;
}

/* Footer Tam Ekran ve Hizalama */

    
      /* Hero Alanını Ortalama */
.hero {
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 60vh; /* Daha iyi bir görünüm için */
}

.hero-content {
    max-width: 800px;
    padding: 0 20px;
}

/* Mobil Menü Butonunu Sağa Yaslama */
.menu-toggle {
    position: absolute;
    right: 20px;
    top: 20px;
    background: none;
    border: none;
    color: white;
    font-size: 24px;
    cursor: pointer;
    z-index: 1001;
    display: none; /* Sadece mobilde göster */
}

/* Mobil görünüm ayarları */
@media (max-width: 768px) {
    .menu-toggle {
        display: block;
    }
    .exam-header {font-size: 10px;}
    .presentation-title{font-size: 20px;}
    h2 {font-size: 15px;}

    nav ul li{
    margin-bottom:-15px !important;
    
 }
    nav ul li a {
        line-height: 100%;}
    
        nav {
        position: fixed;
        left: -100%;
        top: 50;
        width: 250px;
        height: 100%;
        background: #34495e;
        transition: left 0.3s;
        overflow: hidden;
        z-index: 2000;
    }
    nav.active {
        left: 0;
    }
    nav ul {
        flex-direction: column;
    }
    .menu-container {
        
        display: flex;
        width: 400%;
        transition: transform 0.3s ease;

    }
    .menu-panel {
        width: 250px;
        padding: 20px 0;
        flex-shrink: 0;
    }
    
    .overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: rgba(0,0,0,0.5);
        z-index: 999;
        display: none;
    }
    
    .overlay.active {
        display: block;
    }
}
    /* Dil Değiştirici Stilleri */
    .language-switcher {
        position: absolute;
        top: 45px;
        right: 10px;
        display: flex;
        z-index: 1000;

    }
    
    .lang-btn {
        background: rgba(255,255,255,0.2);
        border: none;
        color: white;
        padding: 5px 10px;
        margin: 0 2px;
        cursor: pointer;
        border-radius: 3px;
        font-weight: bold;
        transition: all 0.3s ease;



    }
    
    .lang-btn.active {
        background: #3498db;
    }
    
    .lang-btn:hover {
        background: rgba(255,255,255,0.3);
    }
    
    @media (max-width:768px) {
        .language-switcher {
            top: 35px;
            right: 80px;
        }
    }