:root {
    /* Цветовые темы */
    --theme-default-bg: #ffffff;
    --theme-default-text: #000000;
    --theme-default-panel: #f0f0f0;
    --theme-default-panel-text: #000000;
    --theme-default-button-bg: #ffffff;
    --theme-default-button-text: #000000;
    --theme-default-button-border: #cccccc;

    --theme-contrast-bg: #6FC3FF;
    --theme-contrast-text: #000;
    --theme-contrast-panel: #333333;
    --theme-contrast-panel-text: #6FC3FF;
    --theme-contrast-button-bg: #555555;
    --theme-contrast-button-text: #6FC3FF;
    --theme-contrast-button-border: #777777;

    --theme-light-on-dark-bg: #000000;
    --theme-light-on-dark-text: #ffffff;
    --theme-light-on-dark-panel: #222222;
    --theme-light-on-dark-panel-text: #ffffff;
    --theme-light-on-dark-button-bg: #444444;
    --theme-light-on-dark-button-text: #ffffff;
    --theme-light-on-dark-button-border: #666666;

    --theme-dark-on-light-bg: #ffffff;
    --theme-dark-on-light-text: #000000;
    --theme-dark-on-light-panel: #e0e0e0;
    --theme-dark-on-light-panel-text: #000000;
    --theme-dark-on-light-button-bg: #ffffff;
    --theme-dark-on-light-button-text: #000000;
    --theme-dark-on-light-button-border: #cccccc;

    /* Активные настройки */
    --border-active: #000;
    --text-active: #000000;
    --font-weight-active: 700;
}

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


body {
    margin: 0;
    padding: 20px;
    font-family: Arial, sans-serif;
    background-color: var(--theme-default-bg);
    color: var(--theme-default-text);
    line-height: 1.25;
}

.content, .glaz {
    width: 90%;
    margin: 0 auto;
}

.glaz {
    display: flex;


}

.glaz2 {
    padding-left: 10px;
    
}

h1 {
    
    text-transform: uppercase;
}
h2 {
    
    text-transform: uppercase;
}
h3 {
    
    text-transform: uppercase;
    font-weight: 300;
}

p {
    
    padding-top: 16px;
}

a {
    text-transform: uppercase;
    text-decoration: none;
    color: inherit;
    font-size: 18px;
}

.cherta {
    text-decoration: underline;
}

.verh2 {
    padding-top: 26px;
}
.verh1 {
    padding-top: 18px;
}

.niz2 {
    margin-bottom: 26px;
}

.niz1 {
    margin-bottom: 18px;
}

.niz_2 {
    padding-bottom: 26px;
}

.niz_1 {
    padding-bottom: 18px;
}

.border {
    border-bottom: 1px solid #000;
}

.horizontal-menu {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
}

.horizontal-menu li {
    padding-right: 1em;
    padding-left: 1em;
    border-right: 1px solid #000;
}

/* Убираем padding-left у первого элемента */
.horizontal-menu li:first-child {
    padding-left: 0;
}

/* Убираем padding-right и border-right у последнего элемента */
.horizontal-menu li:last-child {
    padding-right: 0;
    border-right: none;
}

header {
    padding-top: 3em;
}

.accessibility-panel {
    background-color: var(--theme-default-panel);
    color: var(--theme-default-panel-text);
    padding: 15px;
    border-radius: 10px;
    margin-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.settings-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
    width: 100%;
}

.settings-group h3 {
    margin: 0;
    font-size: 16px;
}

.settings-group > div {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

button {
    padding: 8px 15px;
    cursor: pointer;
    border: 2px solid transparent;
    background-color: var(--theme-default-button-bg);
    color: var(--theme-default-button-text);
    border-radius: 5px;
    flex-grow: 1;
    text-align: center;
}

.settings-group button.active {
    border-color: var(--border-active);
    font-weight: var(--font-weight-active);
    color: var(--text-active);
}

/* Размер шрифта */
.size-buttons button[data-size="small"] { 
    font-size: 14px; 
}
.size-buttons button[data-size="medium"] { 
    font-size: 20px; 
}
.size-buttons button[data-size="large"] { 
    font-size: 26px; 
}

/* Цветовые схемы */
.theme-buttons button[data-theme="default"] {
    background: linear-gradient(to right, #ffffff, #f0f0f0);
    color: #000000;
}
.theme-buttons button[data-theme="contrast"] {
    background: #6FC3FF;
    color: #000;
}
.theme-buttons button[data-theme="light-on-dark"] {
    background: #000000;
    color: #ffffff;
}
.theme-buttons button[data-theme="dark-on-light"] {
    background: #ffffff;
    color: #000000;
}

/* Межбуквенный интервал */
.letter-spacing-buttons button[data-letter-spacing="normal"] { 
    letter-spacing: normal; 
}
.letter-spacing-buttons button[data-letter-spacing="medium"] { 
    letter-spacing: 1px; 
}
.letter-spacing-buttons button[data-letter-spacing="large"] { 
    letter-spacing: 2px; 
}

/* Типы шрифтов */
.font-buttons button[data-font="sans-serif"] { 
    font-family: Arial, Helvetica, sans-serif; 
}
.font-buttons button[data-font="serif"] { 
    font-family: 'Times New Roman', Times, serif; 
}

/* Темы */
body.theme-contrast {
    background-color: var(--theme-contrast-bg);
    color: var(--theme-contrast-text);
}
body.theme-contrast .accessibility-panel {
    background-color: var(--theme-contrast-panel);
    color: var(--theme-contrast-panel-text);
}
body.theme-contrast button {
    background-color: var(--theme-contrast-button-bg);
    color: var(--theme-contrast-button-text);
    border-color: var(--theme-contrast-button-border);
}

body.theme-light-on-dark {
    background-color: var(--theme-light-on-dark-bg);
    color: var(--theme-light-on-dark-text);
}
body.theme-light-on-dark .accessibility-panel {
    background-color: var(--theme-light-on-dark-panel);
    color: var(--theme-light-on-dark-panel-text);
}
body.theme-light-on-dark button {
    background-color: var(--theme-light-on-dark-button-bg);
    color: var(--theme-light-on-dark-button-text);
    border-color: var(--theme-light-on-dark-button-border);
}

body.theme-dark-on-light {
    background-color: var(--theme-dark-on-light-bg);
    color: var(--theme-dark-on-light-text);
}
body.theme-dark-on-light .accessibility-panel {
    background-color: var(--theme-dark-on-light-panel);
    color: var(--theme-dark-on-light-panel-text);
}
body.theme-dark-on-light button {
    background-color: var(--theme-dark-on-light-button-bg);
    color: var(--theme-dark-on-light-button-text);
    border-color: var(--theme-dark-on-light-button-border);
}

/* Размер шрифта */
.small-text { font-size: 14px !important; }
.medium-text { font-size: 20px !important; }
.large-text { font-size: 26px !important; }

/* Межбуквенный интервал */
.letter-spacing-normal { letter-spacing: normal; }
.letter-spacing-medium { letter-spacing: 1px; }
.letter-spacing-large { letter-spacing: 2px; }

/* Типы шрифтов */
body.font-serif { font-family: 'Times New Roman', Times, serif; }

/* Существующие стили остаются прежними, добавляем: */

.settings-trigger {
    position: fixed;
    font-size: 16px;
    top: 20px;
    right: 6%;
    z-index: 1000;
    padding: 10px 20px;
    background-color: rgba(255, 255, 255, 0.8);
    color: #000;
    border: 1px solid #000;
    border-radius: 5px;
    cursor: pointer;
}

.settings-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 2000;
    overflow: auto;
    justify-content: center;
    align-items: center;
}

.settings-modal-content {
    background-color: white;
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.settings-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.settings-modal-controls {
    display: flex;
    gap: 10px;
}

.btn-reset, .btn-close {
    padding: 10px 15px;
    border: 1px solid #000;
    border-radius: 5px;
    cursor: pointer;
}

.btn-reset {
    background-color: #fff;
    color: #000;
    border: 1px solid #000;
}

.btn-close {
    background-color: #fff;
    color: #000;
}

.bolshoi {
    display: block;
    margin-top: 2em;
    font-weight: 700;

}