:root {
      --primary: #6c5ce7;
      --primary-light: #8577f1;
      --primary-dark: #4834d4;
      --secondary: #0984e3;
      --success: #00b894;
      --danger: #ff7675;
      --warning: #fdcb6e;
      --dark: #1e272e;
      --darker: #161a1e;
      --light: #f5f6fa;
      --gray: #636e72;
      --glass: rgba(255, 255, 255, 0.15);
      --glass-dark: rgba(0, 0, 0, 0.2);
      --border: rgba(255, 255, 255, 0.18);
    }
    
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    
    body {
      font-family: 'Poppins', sans-serif;
      background: linear-gradient(135deg, #1e272e 0%, #2d3436 100%);
      color: var(--light);
      min-height: 100vh;
      overflow-x: hidden;
    }
    
    /* Particle Background */
    .particles-container {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      z-index: -1;
      overflow: hidden;
    }
    
    .particle {
      position: absolute;
      background: rgba(108, 92, 231, 0.4);
      border-radius: 50%;
      filter: blur(1px);
      pointer-events: none;
      animation: float-particle linear infinite;
    }

    
    
    @keyframes float-particle {
      0% {
        transform: translateY(0) translateX(0);
        opacity: 0;
      }
      10% {
        opacity: 1;
      }
      90% {
        opacity: 1;
      }
      100% {
        transform: translateY(-100vh) translateX(100px);
        opacity: 0;
      }
    }
    
    /* Modern Navbar */
    .navbar {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      padding: 18px 5%;
      display: flex;
      justify-content: space-between;
      align-items: center;
      z-index: 1000;
      background: rgba(30, 39, 46, 0.9);
      backdrop-filter: blur(12px);
      border-bottom: 1px solid var(--border);
      transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    }
    
    .navbar.scrolled {
      padding: 12px 5%;
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    }
    
    .logo {
      display: flex;
      align-items: center;
      gap: 12px;
      text-decoration: none;
      transition: transform 0.3s;
    }
    
    .logo:hover {
      transform: scale(1.05);
    }
    
    .logo-img {
      width: 42px;
      height: 42px;
      border-radius: 12px;
      background: var(--primary);
      display: flex;
      justify-content: center;
      align-items: center;
      box-shadow: 0 5px 20px rgba(108, 92, 231, 0.5);
      transition: all 0.3s;
    }
    
    .logo:hover .logo-img {
      transform: rotate(15deg);
      box-shadow: 0 8px 25px rgba(108, 92, 231, 0.6);
    }
    
    .logo-img i {
      font-size: 1.3rem;
      color: white;
    }
    
    .logo-text {
      font-size: 1.4rem;
      font-weight: 700;
      color: white;
      letter-spacing: 0.5px;
      background: linear-gradient(to right, white 0%, var(--primary-light) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
    }
    
    .nav-links {
      display: flex;
      gap: 28px;
    }
    
    .nav-link {
      color: var(--light);
      text-decoration: none;
      font-weight: 500;
      transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
      position: relative;
      font-size: 0.95rem;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    
    .nav-link:hover {
      color: var(--primary-light);
    }
    
    .nav-link::after {
      content: '';
      position: absolute;
      bottom: -6px;
      left: 0;
      width: 0;
      height: 2px;
      background: var(--primary);
      transition: width 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    }
    
    .nav-link:hover::after {
      width: 100%;
    }
    
    .nav-link.premium {
      color: var(--warning);
      font-weight: 600;
    }
    
    .nav-link.premium::after {
      background: var(--warning);
    }
    
    .nav-actions {
      display: flex;
      gap: 16px;
    }
    
    .nav-button {
      padding: 10px 22px;
      border-radius: 8px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
      font-size: 0.9rem;
      display: flex;
      align-items: center;
      gap: 8px;
    }
    
    .nav-button.login {
      background: transparent;
      color: var(--light);
      border: 1px solid var(--border);
    }
    
    .nav-button.login:hover {
      background: rgba(255, 255, 255, 0.1);
      transform: translateY(-2px);
    }
    
    .nav-button.invite {
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
      color: white;
      border: none;
      box-shadow: 0 5px 20px rgba(108, 92, 231, 0.5);
    }
    
    .nav-button.invite:hover {
      transform: translateY(-3px);
      box-shadow: 0 8px 25px rgba(108, 92, 231, 0.7);
    }
    
    .menu-toggle {
      display: none;
      background: none;
      border: none;
      color: white;
      font-size: 1.6rem;
      cursor: pointer;
      z-index: 1001;
      transition: transform 0.3s;
    }
    
    .menu-toggle:hover {
      transform: rotate(90deg);
    }
    
    .mobile-menu {
        position: fixed;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(22, 26, 30, 0.98);
        backdrop-filter: blur(15px);
        z-index: 9999;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 30px;
        transition: all 0.6s cubic-bezier(0.77, 0, 0.175, 1);
        opacity: 0;
      }
      
   /* BU BLOĞU EKLE */
.mobile-menu.active {
    left: 0;
    opacity: 1;
  }
    
    .mobile-menu .nav-link {
      font-size: 1.4rem;
      padding: 15px 30px;
      display: flex;
      align-items: center;
      gap: 15px;
      transform: translateX(-30px);
      opacity: 0;
      transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    }
    
    .mobile-menu.active .nav-link {
        opacity: 1;
        transform: translateX(0);
        transition: all 0.5s ease;
      }
    
    .mobile-menu.active .nav-link:nth-child(1) { transition-delay: 0.1s; }
    .mobile-menu.active .nav-link:nth-child(2) { transition-delay: 0.2s; }
    .mobile-menu.active .nav-link:nth-child(3) { transition-delay: 0.3s; }
    
    .mobile-menu .nav-actions {
      transform: scale(0.8);
      opacity: 0;
      transition: all 0.4s ease 0.5s;
    }
    
    .mobile-menu.active .nav-actions {
      transform: scale(1);
      opacity: 1;
    }
    
    .close-menu {
      position: absolute;
      top: 30px;
      right: 30px;
      font-size: 2rem;
      color: var(--light);
      background: none;
      border: none;
      cursor: pointer;
      transition: transform 0.4s;
    }
    
    .close-menu:hover {
      transform: rotate(90deg);
    }
    
    /* Page Title */
    .page-title {
      text-align: center;
      padding: 120px 5% 60px;
      position: relative;
    }
    
    .page-title h1 {
      font-size: 2.8rem;
      font-weight: 800;
      margin-bottom: 20px;
      background: linear-gradient(to right, #fff 0%, var(--primary-light) 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      letter-spacing: -0.5px;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 15px;
    }
    
    .page-title p {
      font-size: 1.2rem;
      color: rgba(255, 255, 255, 0.7);
      max-width: 700px;
      margin: 0 auto;
      line-height: 1.6;
    }

    /* Suggestions Container */
    .suggestions-container {
      max-width: 900px;
      margin: 0 auto;
      padding: 0 5% 80px;
    }

    /* Form Card */
    .form-card {
      background: rgba(30, 39, 46, 0.7);
      border-radius: 15px;
      padding: 30px;
      backdrop-filter: blur(10px);
      border: 1px solid var(--border);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
      transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    }

    .form-card:hover {
      box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
      border-color: var(--primary-light);
    }

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

    .form-header h2 {
      font-size: 1.8rem;
      margin-bottom: 10px;
      color: white;
    }

    .form-header p {
      color: rgba(255, 255, 255, 0.7);
      line-height: 1.6;
    }

    .form-group {
      margin-bottom: 25px;
    }

    .form-label {
      display: block;
      margin-bottom: 10px;
      font-weight: 600;
      color: white;
    }

    .form-label span {
      color: var(--danger);
    }

    .form-input,
    .form-select {
      width: 100%;
      padding: 12px 15px;
      background: rgba(0, 0, 0, 0.1);
      border: 1px solid var(--border);
      border-radius: 8px;
      color: white;
      font-family: 'Poppins', sans-serif;
      transition: all 0.3s;
      appearance: none; /* bazı tarayıcılarda varsayılan oku kaldırmak için */
    }
    
    .form-input:focus,
    .form-select:focus {
      outline: none;
      border-color: var(--primary);
      box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.3);
    }
    
    /* Seçilen seçeneklerin rengi ve arka planı */
    .form-select option {
      background-color: #2c2f33; /* koyu gri arka plan */
      color: white;
    }
    

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

    /* Rich Text Editor */
    .editor-container {
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid var(--border);
      border-radius: 8px;
      margin-bottom: 10px;
    }

    .ql-toolbar {
      border-top-left-radius: 8px;
      border-top-right-radius: 8px;
      background: rgba(30, 39, 46, 0.8);
      border-bottom: 1px solid var(--border) !important;
    }

    .ql-container {
      border-bottom-left-radius: 8px;
      border-bottom-right-radius: 8px;
      background: rgba(30, 39, 46, 0.6);
      border: none !important;
    }

    .ql-editor {
      min-height: 200px;
      color: white;
      font-family: 'Poppins', sans-serif;
    }

    .ql-editor.ql-blank::before {
      color: rgba(255, 255, 255, 0.4);
      font-style: normal;
    }

    /* Character Counter */
    .char-counter {
      text-align: right;
      font-size: 0.85rem;
      color: rgba(255, 255, 255, 0.6);
      margin-bottom: 5px;
    }

    .char-counter.warning {
      color: var(--warning);
    }

    .char-counter.error {
      color: var(--danger);
    }

    /* File Upload */
    .file-upload {
      position: relative;
      margin-bottom: 20px;
    }

    .file-upload-input {
      width: 0.1px;
      height: 0.1px;
      opacity: 0;
      overflow: hidden;
      position: absolute;
      z-index: -1;
    }

    .file-upload-label {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 12px 15px;
      background: rgba(108, 92, 231, 0.2);
      border: 1px dashed var(--primary);
      border-radius: 8px;
      color: var(--primary-light);
      font-weight: 500;
      cursor: pointer;
      transition: all 0.3s;
    }

    .file-upload-label:hover {
      background: rgba(108, 92, 231, 0.3);
    }

    .file-upload-label i {
      font-size: 1.2rem;
    }

    .file-preview {
      margin-top: 15px;
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
    }

    .file-preview-item {
      position: relative;
      width: 80px;
      height: 80px;
      border-radius: 8px;
      overflow: hidden;
      background: rgba(255, 255, 255, 0.1);
    }

    .file-preview-item img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .file-preview-item-remove {
      position: absolute;
      top: 5px;
      right: 5px;
      width: 20px;
      height: 20px;
      background: var(--danger);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      color: white;
      font-size: 0.7rem;
      cursor: pointer;
      opacity: 0;
      transition: opacity 0.3s;
    }

    .file-preview-item:hover .file-preview-item-remove {
      opacity: 1;
    }

    /* Submit Button */
    .submit-btn {
      width: 100%;
      padding: 14px;
      background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
      color: white;
      border: none;
      border-radius: 8px;
      font-weight: 600;
      font-size: 1rem;
      cursor: pointer;
      transition: all 0.3s;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
    }

    .submit-btn:hover {
      transform: translateY(-3px);
      box-shadow: 0 8px 25px rgba(108, 92, 231, 0.7);
    }

    .submit-btn:disabled {
      background: var(--gray);
      cursor: not-allowed;
      transform: none;
      box-shadow: none;
    }

    /* Success Message */
    .success-message {
      display: none;
      text-align: center;
      padding: 30px;
      background: rgba(0, 184, 148, 0.2);
      border: 1px solid var(--success);
      border-radius: 8px;
      margin-top: 20px;
    }

    .success-message i {
      font-size: 3rem;
      color: var(--success);
      margin-bottom: 15px;
    }

    .success-message h3 {
      font-size: 1.5rem;
      margin-bottom: 10px;
      color: white;
    }

    .success-message p {
      color: rgba(255, 255, 255, 0.8);
      margin-bottom: 20px;
    }

    .success-message .btn {
      display: inline-block;
      padding: 10px 25px;
      background: var(--success);
      color: white;
      border-radius: 8px;
      text-decoration: none;
      font-weight: 600;
      transition: all 0.3s;
    }

    .success-message .btn:hover {
      background: #00a884;
      transform: translateY(-2px);
    }

    /* Footer */
    .footer {
      text-align: center;
      padding: 40px 5%;
      color: rgba(255, 255, 255, 0.6);
      font-size: 0.95rem;
      background: var(--darker);
      border-top: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .footer a {
      color: var(--primary-light);
      text-decoration: none;
      transition: all 0.3s;
      font-weight: 600;
    }
    
    .footer a:hover {
      color: var(--warning);
      text-decoration: underline;
    }
    
    /* Animations */
    @keyframes fadeInUp {
      from {
        transform: translateY(30px);
        opacity: 0;
      }
      to {
        transform: translateY(0);
        opacity: 1;
      }
    }
    
    @keyframes float {
      0%, 100% { transform: translateY(0); }
      50% { transform: translateY(-15px); }
    }
    
    .floating {
      animation: float 4s ease-in-out infinite;
    }
    
    /* Responsive */
    @media (max-width: 1200px) {
      .page-title h1 {
        font-size: 2.5rem;
      }
    }
    
    @media (max-width: 992px) {
      .nav-links, .nav-actions {
        display: none;
      }
      
      .menu-toggle {
        display: block;
      }
      
      .page-title {
        padding: 100px 5% 40px;
      }
      
      .page-title h1 {
        font-size: 2.2rem;
      }
      
      .page-title p {
        font-size: 1.1rem;
      }
    }
    
    @media (max-width: 768px) {
      .form-card {
        padding: 20px;
      }
      
      .form-header h2 {
        font-size: 1.5rem;
      }
    }
    
    @media (max-width: 576px) {
      .navbar {
        padding: 15px;
      }
      
      .page-title h1 {
        font-size: 1.8rem;
      }
      
      .page-title p {
        font-size: 1rem;
      }
      
      .file-preview-item {
        width: 60px;
        height: 60px;
      }
    }
    
    /* Modern Scrollbar */
    ::-webkit-scrollbar {
      width: 8px;
    }
    
    ::-webkit-scrollbar-track {
      background: var(--darker);
    }
    
    ::-webkit-scrollbar-thumb {
      background: var(--primary);
      border-radius: 10px;
    }
    
    ::-webkit-scrollbar-thumb:hover {
      background: var(--primary-light);
    }