* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Светлая тема (по умолчанию) */
:root {
  --bg-body: #f5f5f5;
  --bg-container: white;
  --bg-card: #ffffff;
  --bg-question: #f0f9ff;
  --bg-solution-header: #bbe0ff;
  --bg-selected-info:#f0f9ff;
  --bg-question-cont:#f0f9ff;
  --bg-canvas:#bbe0ff;
  --text-primary: #333333;
  --text-secondary: #2c3e50;
  --text-stat:#1d1d1f;
  --text-light: #888888;
  --border-light: #e0e0e0;
  --border-card: #e0e0e0;
  --border-table: #252536;
  --shadow: rgba(0,0,0,0.1);
  --btn-bg: #ffffff;
  --btn-menu: #f8f9fa;
  --btn-text: #000000;
  --nav-bg: white;
  --stat-bg: #f8f9fa;
  --btn-disable: #e7e7e7;
}

/* Тёмная тема */
.dark {
  --bg-body: #202020;
  --bg-container: #2B2B2B;
  --bg-card: #2B2B2B;
  --bg-question: #252536;
  --bg-solution-header: #3a3a4e;
  --bg-selected-info:#2B2B2B;
  --bg-question-cont:#5BA4D1;
  --bg-canvas:#5BA4D1;
  --text-primary: #e0e0e0;
  --text-secondary: #bbbbbf;
  --text-stat:#5ba4d1;
  --text-light: #aaaaaa;
  --border-light: #3a3a4e;
  --border-card: #5ba4d182;
  --border-table: #252536;
  --shadow: rgba(91, 164, 209, 0.3);
  --btn-bg: #2B2B2B;
  --btn-menu: #5ba4d1;
  --btn-text: #bbbbbf;
  --nav-bg: #2B2B2B;
  --stat-bg: #2a2a3a;
  --btn-disable: #999999;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background-color: var(--bg-body);
    color: var(--text-primary);
    line-height: 1.6;
    padding: 20px;
    max-width: 800px;
    margin: 0 auto;
}

.container {
    background: var(--bg-container);
    border-radius: 20px;
    padding: 5px;
    box-shadow: 0 4px 12px var(--shadow);
    min-height: 90vh;
}

.header {
    text-align: center;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-light);
}

.header h1 {
    font-size: 16px;
    color: var(--text-secondary);
}


.buttons-container {
    /* display: flex;
    flex-direction: column;
    gap: 15px;
    margin-bottom: 30px; */
    overflow-x: auto;
} 
 /*
 .subject-btn {
    padding: 15px 20px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 18px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
}

.subject-btn:hover {
    background-color: #45a049;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
} 

.subject-btn:active {
    transform: translateY(0);
}*/

.selected-info {
    background-color: var(--bg-selected-info);
    border-left: 4px solid #5BA4D1;
    padding: 5px;
    border-radius: 0 5px 5px 0;
    margin-top: 5px;
    margin-bottom: 5px;
    display: grid;
    /* grid-template-columns: repeat(2, 1fr); */
    /* grid-template-columns: 0.1fr 0.9fr; */
    align-items: center;
    gap: 8px;
}

.selected-info h2 {
    color: #5BA4D1;
    /* margin-bottom: 5px; */
    font-size: 14px;
}

#selectedSubject, #selectedSection, #selectedTopic {
    font-weight: bold;
    color: var(--text-secondary);
    font-size: 14px;
}

.no-selection {
    color: #888;
    font-style: italic;
}

/* Сетка предметов и кнопки выбора  ----->   */
.subjects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.subject-card {
    background: var(--bg-card);
    border-radius: 15px;
    padding: 10px;
    text-align: center;
    cursor: pointer;
    transition: background-color 0.3s ease;
    border: 2px solid var(--border-card);
    display: flex;
    /* justify-content: center; */
    justify-content: space-between;
}

.subject-card:hover {
    /* transform: translateY(-5px); */
    border-color: #3498db;
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.2);
    background-color:  #3498db;
}

.subject-card:active {

    background-color: #3498db; /* Зеленый */
    color: white;
}

.subject-icon {
    font-size: 14px;
    margin-bottom: 10px;
    margin-right: 10px;
    color: #3498db;
}

.subject-card h3 {
    font-size: 16px;
    color: var(--text-secondary);
    text-align: left;
}

.task_count {
    font-size: 14px;
    color: var(--text-secondary);
}
/*  <-----  Сетка предметов и кнопки выбора  */

.hidden {
    display: none !important;
}



/* Контейнер с вопросами   ----->   */
.score {
    font-size: 14px;
    font-weight: bold;
    /* color: var(--tg-theme-link-color, #2481cc); */
    color:  #000000;
}

.question-container {
    /* background: var(--tg-theme-secondary-bg-color, #f0f9ff); */
    background:  var(--bg-question-cont);
    color: #000000;
    border-radius: 15px;
    padding: 15px;
    margin-bottom: 10px;
}

.question {
    font-size: 14px;
    margin-bottom: 10px;
    text-align: justify;
}

.question img{
    max-width: 100%;
    height: auto;
}

.question table, th, td{
    /* width: 100%; */
    /* border: 1px solid #2196F3; */
    /* border-collapse: collapse; */
    /* border-radius: 10px; */
   border: 1px solid var(--border-table);
   border-collapse: collapse;
   word-wrap: break-word;
   font-size: 10px;
 
}

.question th, td{
    background-color: var(--bg-question-cont);
}

.question table{
    table-layout: fixed;
    width: 100%;
}

.answer_options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.option-btn {
    padding: 10px;
    border: none;
    border-radius: 10px;
    /* background: var(--tg-theme-bg-color, #ffffff);
    color: var(--tg-theme-text-color, #000000); */
    background: var(--btn-bg);
    color: var(--btn-text);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.question_btn_line {
    padding: 15px;
    border: none; 
    border-radius: 10px;
    /* background: var(--tg-theme-bg-color, #ffffff);
    color: var(--tg-theme-text-color, #000000); */
    background:  #ffffff;
    color:  #000000;
    font-size: 14px;
    cursor: pointer;
    /* transition: all 0.3s ease; */
    /* overflow-x: auto;
    white-space: nowrap; */
}

.question_btn_select {    
    border-bottom: 4px solid #2196F3;
    border-top: 4px solid #2196F3;
}


/* , .question_btn_line:hover */
.option-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.option-btn.correct, .question_btn_line.correct, .menu-item.correct {
    background: #4CAF50;
    color: white;
}

.option-btn.incorrect, .question_btn_line.incorrect, .menu-item.incorrect {
    background: #f44336;
    color: white;
}

/* Контейнер с решением   ----->   */
 .solution-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    /* background-color: #f0f0f0; */
    border-radius: 5px;
  }
  
  .solution{
    font-size: 14px;
    margin-top: 15px;
    margin-bottom: 10px;
    text-align: justify;
  }

  .solution.active .solution-content {
    max-height: 2000px; /* Достаточно для содержимого */
    transition: max-height 0.3s ease-in;
  }
  
  .solution-header {
    cursor: pointer;
    user-select: none;
    background-color: #bbe0ff;
    padding: 10px;
    border-radius: 10px;
    text-align: center;
  }
/*   <----    Контейнер с решением*/


/* Контейнер с canvas   ----->   */
 /* Панель для canvas */
    .canvas-panel {
      position: fixed;
      bottom: 50px;
      left: 0;
      right: 0;
      background:  var(--nav-bg);
      box-shadow: 0 -2px 10px var(--shadow);
      transition: all 0.3s ease;
      z-index: 999;
      border-radius: 12px 12px 0 0;
	  max-width: 800px;
      margin: 0 auto;

	 /* Для плавной анимации */
      transform: translateY(0);
	  transition: transform 0.3s ease, opacity 0.3s ease;
      
    }
    
    .canvas-panel.collapsed {
      visibility: hidden;
     transform: translateY(100%);
	 opacity: 0;
      pointer-events: none; /* Чтобы нельзя было кликнуть на скрытую панель */
    }
    
    /* Убираем скругление снизу, когда панель открыта */
    .canvas-panel:not(.collapsed) {
      border-radius: 12px 12px 0 0;
	  display: block;
	  animation: slideUp 0.3s ease;
    }
    
	@keyframes slideUp {
	  from {
		transform: translateY(100%);
		opacity: 0;
	  }
	  to {
		transform: translateY(0);
		opacity: 1;
	  }
	}
	
    .canvas-tools {
      display: flex;
      gap: 5px;
      padding: 10px 20px;
      /* background: #fafafa; */
      /* border-top: 1px solid #e0e0e0; */
      justify-content: space-around;
      flex-wrap: wrap;
    }
    
    .tool-button {
      padding: 8px 12px;
      font-size: 24px;
      display: flex;
      align-items: center;
      gap: 12px;
      background: var(--btn-menu);
      border: none;
      border-radius: 12px;
      cursor: pointer;
      transition: all 0.2s ease;
    }
    
    .tool-button:active {
      transform: scale(0.95);
    }
    
    .tool-button.active {
      background: #bbe0ff;
      color: white; 
    }

    .tool-button.feedback-true {
      background: #4CAF50;      
    }

    .tool-button:not(.feedback-true) {
      background: var(--btn-menu);    
    }
    
    .tool-color-picker{
      background: var(--btn-menu);
      border: none;
      border-radius: 12px;
      cursor: pointer;
      transition: all 0.2s ease;
      height: 40px;
    }

    .canvas-container {
      padding: 10px;
    }
    
    canvas {
      display: block;
      width: 100%;
      height: auto;
      /* background: white; */
      /* border: 2px solid #ddd; */
      border-radius: 12px;
      cursor: crosshair;
      touch-action: none;
    }

    /* Когда canvas открыт, убираем верхнюю границу для визуального объединения */
    .bottom-nav.canvas-open {
       /* box-shadow: none; */
       box-shadow: 0 -4px 12px var(--shadow);
       clip-path: inset(0 -5px 0 -5px);
	   border-top: none;
       border-radius: 0px;
    }

    /* Тень только когда canvas закрыт */
	.bottom-nav:not(.canvas-open) {
	  box-shadow: 0 -4px 12px var(--shadow);
      border-radius: 20px 20px 0 0;
	}

    /* Анимация для плавного объединения */
    .canvas-panel, .bottom-nav {
      transition: all 0.3s ease;
    }
/*   <----    Контейнер с нижней canvas*/


/* Контейнер с нижней навигационной панелью   ----->   */
  .bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--nav-bg);
    display: flex;
    justify-content: space-around;
    padding: 4px 16px;
    /* box-shadow: 0 -4px 12px rgba(0,0,0,0.1); */
    box-shadow: 0 -4px 12px var(--shadow);
    z-index: 1000;
    border-radius: 20px 20px 0 0;
    max-width: 800px;
    margin: 0 auto;
  }
  
  .nav-button {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 8px;
    background: none;
    border: none;
    border-radius: 8px;
    font-size: 14px;
    color: #5ba4d1;
    transition: all 0.2s;
    min-height: 44px;
    min-width: 44px;
  }
  
  .nav-button.active {
    color: #3498db;
    background: #3498db;
  }
  
  .nav-button:active {
    background-color: var(--bg-body);
  }
  
  .button-icon {
    font-size: 24px;
  }
/*   <----    Контейнер с нижней навигационной панелью*/

#restart-btn {
    width: 100%;
    padding: 15px;
    border: none;
    border-radius: 10px;
    /* background: var(--tg-theme-button-color, #2481cc);
    color: var(--tg-theme-button-text-color, #ffffff); */
    background: #5BA4D1;
    color: #000000;
    font-size: 14px;
    cursor: pointer;
}

    .scroll-menu-container {
        width: 100%;
        overflow-x: scroll;
        -webkit-overflow-scrolling: touch; /* Плавная прокрутка на iOS */
        padding-bottom: 10px; /* Пространство для скроллбара */
    }

    * Скрываем стандартный скроллбар для красоты */
    .scroll-menu-container::-webkit-scrollbar {
        height: 6px;
    }

    .scroll-menu-container::-webkit-scrollbar-track {
        background: #f1f1f1;
        border-radius: 3px;
    }

    .scroll-menu-container::-webkit-scrollbar-thumb {
        background: #c1c1c1;
        border-radius: 3px;
    }

    .scroll-menu-container::-webkit-scrollbar-thumb:hover {
        background: #a1a1a1;
    }


    .scroll-menu {
            display: inline-flex;
            gap: 12px;
            /* padding: 10px 5px; */
            white-space: nowrap; /* Предотвращает перенос элементов */
            min-width: min-content; /* Контейнер растягивается под содержимое */
    }

    .menu-item {
            display: flex;
            align-items: center;
            justify-content: center;
            min-width: 60px;
            height: 60px;
            background:var(--bg-container);
            border-radius: 10px;
            border: none;
            font-size: 14;
            font-weight: 600;
            color: var(--btn-text);
            text-decoration: none;
            /* box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05); */
            box-shadow: 0 2px 10px var(--shadow);
            transition: all 0.2s ease;
            padding: 0 15px;
            flex-shrink: 0; /* Предотвращает сжатие элементов */
            cursor: pointer;
        }

    /* .menu-item:hover { */
            /* background: #007aff;
            color: white; */
            /* transform: translateY(-2px); */
            /* box-shadow: 0 4px 15px rgba(0, 122, 255, 0.3); */
            /* box-shadow: 0 4px 8px rgba(0,0,0,0.1); */
        /* } */

     /* .menu-item.active {
        /* background: #2196F3;
        color: white; 
         border-bottom: 4px solid #2196F3;
        border-top: 4px solid #2196F3;
    }  */

    .menu-item_select {    
        border-bottom: 4px solid #5BA4D1;
        border-top: 4px solid #5BA4D1;
    }


    /* блок ввода ответов на вопрос */
    /* .answer-input-block{
        justify-content: space-between;
        padding: 5px; 
        /* border: none; */
        /* border-radius: 10px; */
    /* background: #ffffff;
    color: #000000;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease; */

   /* } */

    .input-field{
        padding: 5px;
        border: none;
        border-radius: 10px;
        text-align: center;
        /* background: var(--tg-theme-bg-color, #ffffff);
        color: var(--tg-theme-text-color, #000000); */
        background: #ffffff;
        color: #000000;
        font-size: 14px;
        
    }

/*  <-----  Контейнер с вопросами  */

/*  ----->  Контейнер стартовой страницы со статистикой и кнопками */
.start-container{
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 400px;
    margin: 0 auto;
    background: var(--bg-container);
    border-radius: 20px;
    padding: 24px;
    box-shadow: 0 4px 20px var(--shadow);
    
}

/* Верхняя строка со статистикой */
.stats-row {
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.stat-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 16px 8px;
    background: var(--bg-container);
    border-radius: 12px;
}

.stat-number {
    font-size: 20px;
    font-weight: 700;
    color:var(--text-stat);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    /* color: #8e8e93; */
    color: var(--text-secondary);
    font-weight: 500;
}

.statistic-container{    
    width: 100%;
    border-radius: 10px;
    text-align: center;
}

.statistic-container img{    
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 4px 20px var(--shadow);
}

.statistic-container h2{    
    color: var(--text-stat);
}

/* Меню кнопок (нижние кнопки) */
    .main-buttons-container {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

     .buy-buttons-container {
        display: flex;
        justify-content: center;
        gap: 8px;
    }

    .menu-btn-row {
        display: flex;
        align-items: center;
        gap: 12px;
        padding: 16px;
        background: var(--btn-menu);
        border: none;
        border-radius: 12px;
        cursor: pointer;
        transition: all 0.2s ease;
        text-align: left;
    }

    .menu-btn-row:hover {
        background: #f0f0f0;
        background-color:  #3498db;
    }

    .menu-btn-row.active {
        background: #3498db;
        color: white;
    }

    .menu-btn-row.active .btn-icon-small {
        background: rgba(255, 255, 255, 0.2);
        color: white; 
    }

    .menu-btn-row:disabled {
        background-color: var(--btn-disable);
        color: #666666;
        cursor: not-allowed; /* Shows a 'no' symbol when hovering */
        }

    .nav-button:disabled {
        background-color: var(--btn-disable);
        color: #666666;
        cursor: not-allowed; /* Shows a 'no' symbol when hovering */
        }

    .btn-icon-small {
        width: 36px;
        height: 36px;
        /* background: white; */
        border-radius: 8px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 600;
        font-size: 16px;
        color: #007aff;
        flex-shrink: 0;
        transition: all 0.2s ease;
    }

    .btn-title-small {
        font-size: 15px;
        font-weight: 500;
        color: #1d1d1f;
        flex: 1;
    }

    .menu-btn-row.active .btn-title-small {
        color: white;
    }



/*  <-----  Контейнер стартовой страницы со статистикой и кнопками  */


/*  Окно авторизации  -----> */
.auth-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.auth-modal-content {
    background: var(--bg-container);
    border-radius: 20px;
    padding: 30px;
    max-width: 450px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 4px 20px var(--shadow);
    animation: slideUp 0.3s ease;
}

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

.auth-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 2px solid var(--text-stat);
}

.auth-header h2, .auth-header h3 {
    margin: 0;
    color: var(--text-stat);
}

.auth-close {
    background: none;
    border: none;
    font-size: 28px;
    cursor: pointer;
    color: var(--text-secondary);
    transition: color 0.2s;
}

.auth-close:hover {
    color: var(--text-stat);
}

.auth-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 25px;
    border-bottom: 2px solid var(--text-light);
}

.auth-tab {
    flex: 1;
    padding: 10px;
    background: none;
    border: none;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    color: var(--text-light);
    transition: all 0.3s;
}

.auth-tab.active {
    color: var(--text-stat);
    border-bottom: 2px solid var(--text-stat);
    margin-bottom: -2px;
}

.auth-form-group {
    margin-bottom: 10px;
}

.auth-form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-stat);
    font-weight: 500;
}

.auth-form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color, #e0e0e0);
    border-radius: 10px;
    background: var(--bg-secondary, white);
    color:  #333;
    font-size: 14px;
    transition: all 0.3s;
}

.auth-form-group input:focus {
    outline: none;
    border-color: var(--bg-canvas);
}

.auth-submit-btn {
    width: 100%;
    padding: 12px;
    background: var(--btn-menu);
    border: 2px solid var(--border-card);
    color: #1d1d1f;
    /* border: none; */
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, opacity 0.2s;
}

.auth-submit-btn:hover {
    transform: translateY(-2px);
}

.auth-submit-btn:active {
    transform: translateY(0);
}

.auth-forgot {
    text-align: center;
    margin-top: 15px;
}

.auth-forgot a {
    color: var(--text-stat);
    text-decoration: none;
    font-size: 14px;
}

.auth-message {
    margin-top: 15px;
    padding: 10px;
    border-radius: 10px;
    text-align: center;
    font-size: 14px;
    display: none;
}

.auth-message.success {
    display: block;
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.auth-message.error {
    display: block;
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

    /*  кнопка авторизации  */
.auth-icon-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--bg-secondary, rgba(255,255,255,0.1));
    transition: all 0.3s;
}

.auth-icon-btn:hover {
    transform: scale(1.1);
    background: var(--bg-secondary, rgba(255,255,255,0.2));
}

.user-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: white;
    cursor: pointer;
    transition: all 0.3s;
}

.user-avatar:hover {
    transform: scale(1.1);
}


.user-context-menu{
    position: fixed;
    background: var(--bg-container);
    border:1px solid var(--border-light);
    border-radius: 12px;
    padding: 10px;
    box-shadow: 0 4px 12px var(--shadow);
    z-index: 2100;
    min-width: 200px;
}
/*  <-----  Окно авторизации  */


/* Страница сброса пароля   ----->   */

.reset-container {
    background: var(--bg-container);
    border-radius: 20px;
    box-shadow: 0 4px 20px var(--shadow);
    width: 50%;
    max-width: 100%;
    max-height: 90vh;
    /* position: fixed; */
    /* justify-content: center; */
    align-items: center;
    display: block;
    padding: 30px;
    margin: 0 auto; 
    /* overflow-y: auto; */
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

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

.reset-header h1 {
    color: var(--text-stat);
    margin-bottom: 10px;
}

.reset-header p {
    color: var(--text-stat);
    font-size: 14px;
}

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

.reset-form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-stat);
    font-weight: 500;
}

.reset-form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color, #e0e0e0);
    border-radius: 10px;
    background: var(--bg-secondary, white);
    color: #333;
    font-size: 14px;
    transition: all 0.3s;
}

.reset-form-group input:focus {
    outline: none;
    border-color: var(--bg-canvas);
}

/* .password-strength {
    margin-top: 8px;
    height: 4px;
    background: #e0e0e0;
    border-radius: 2px;
    overflow: hidden;
}

.password-strength-bar {
    height: 100%;
    width: 0%;
    transition: all 0.3s;
}

.strength-weak {
    background: #ff4444;
    width: 33%;
}

.strength-medium {
    background: #ffaa44;
    width: 66%;
}

.strength-strong {
    background: #44ff44;
    width: 100%;
}

.strength-text {
    font-size: 12px;
    margin-top: 5px;
    color: #666;
} */

.reset-container button {
    width: 100%;
    padding: 12px;
    background: var(--btn-menu);
    color:  #1d1d1f;
    border: 2px solid var(--border-card);
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, opacity 0.2s;
}

.reset-container button:hover:not(:disabled) {
    transform: translateY(-2px);
}

.reset-container button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.reset-message {
    margin-top: 15px;
    padding: 10px;
    border-radius: 10px;
    text-align: center;
    font-size: 14px;
    display: none;
}

.reset-message.success {
    display: block;
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.reset-message.error {
    display: block;
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/*    <-----    Страница сброса пароля*/



/* Адаптивность   ----->   */
@media (max-width: 768px) {
    body {
        padding: 10px;
    }
    
    .container {
        padding: 5px;
    }
    
    .subjects-grid {
        grid-template-columns: repeat(1, 1fr);
    }
    
    .question-block {
        padding: 15px;
    }
    
    .navigation-buttons {
        flex-direction: column;
        gap: 10px;
    }
    
    .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .subjects-grid {
        grid-template-columns: 1fr;
    }
    
    .question-number {
        width: 35px;
        height: 35px;
        font-size: 14px;
    }

    .menu-item {
        min-width: 40px;
        height: 40px;
        font-size: 14px;
        padding: 0 16px;
    }

    .scroll-menu {
        gap: 8px;
    }

    .menu-grid {
                gap: 8px;
    }
    
    .menu-btn {
        padding: 16px 8px;
        min-height: 90px;
    }
    
    .btn-icon {
        width: 40px;
        height: 40px;
        font-size: 16px;
        margin-bottom: 8px;
    }
    
    .btn-title {
        font-size: 14px;
    }

    .reset-container {
        padding: 30px 20px;
        width: 90%;
    }
    
    .reset-header h1 {
        font-size: 24px;
    }
    
    .reset-form-group input {
        font-size: 14px;
        padding: 10px 12px;
    }
    
    .reset-container button {
        font-size: 14px;
        padding: 10px;
    }
}

/*  <-----  Адаптивность  */