/* style.css */
:root {
    --bg-color-light: #ffffff;
    --text-color-light: #333333;
    --primary-color-light: #6c757d;
    --faded-text-color-light: #adb5bd;
    --caret-color-light: #007bff;
    --error-color-light: #dc3545;
    --ui-bg-light: #f8f9fa;
    --ui-text-light: #495057;

    --bg-color-dark: #121212;
    --text-color-dark: #e0e0e0;
    --primary-color-dark: #9e9e9e;
    --faded-text-color-dark: #616161;
    --caret-color-dark: #bb86fc;
    --error-color-dark: #cf6679;
    --ui-bg-dark: #1e1e1e;
    --ui-text-dark: #bdbdbd;
}

[data-theme="light"] {
    --bg-color: var(--bg-color-light);
    --text-color: var(--text-color-light);
    --primary-color: var(--primary-color-light);
    --faded-text-color: var(--faded-text-color-light);
    --caret-color: var(--caret-color-light);
    --error-color: var(--error-color-light);
    --ui-bg: var(--ui-bg-light);
    --ui-text-color: var(--ui-text-light);
}

[data-theme="dark"] {
    --bg-color: var(--bg-color-dark);
    --text-color: var(--text-color-dark);
    --primary-color: var(--primary-color-dark);
    --faded-text-color: var(--faded-text-color-dark);
    --caret-color: var(--caret-color-dark);
    --error-color: var(--error-color-dark);
    --ui-bg: var(--ui-bg-dark);
    --ui-text-color: var(--ui-text-dark);
}

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

body {
    font-family: 'Times New Roman', Times, serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    transition: background-color 0.3s, color 0.3s;
    overflow: hidden;
    user-select: none;
}

#app {
    display: flex;
    flex-direction: column;
    height: 100vh;
    padding: 2rem;
}

/* --- Header --- */
.app-header {
    position: fixed;
    top: 1.5rem;
    right: 2rem;
    left: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10;
}

.language-switcher .lang-btn {
    background: none;
    border: none;
    color: var(--faded-text-color);
    cursor: pointer;
    font-size: 0.9rem;
    padding: 5px 10px;
    opacity: 0.7;
    transition: opacity 0.2s, color 0.2s;
}

.language-switcher .lang-btn:hover {
    opacity: 1;
}

.language-switcher .lang-btn.active {
    opacity: 1;
    color: var(--text-color);
    font-weight: bold;
}


.theme-switcher {
    position: relative;
}
.theme-toggle-checkbox {
    display: none;
}
.theme-toggle-label {
    cursor: pointer;
    font-size: 1.5rem;
    line-height: 1;
}
.moon { display: none; }
[data-theme="dark"] .sun { display: none; }
[data-theme="dark"] .moon { display: block; }


/* --- Main Content --- */
#main-content {
    flex-grow: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding-top: 3rem;
    padding-bottom: 8rem;
}

#typing-area {
    max-width: 800px;
    width: 100%;
}

#text-display {
    font-size: 1.8rem;
    line-height: 1.8;
    color: var(--text-color);
    max-height: 35vh;
    overflow: hidden;
    position: relative;
    /* Градиент для нижнего текста */
    -webkit-mask-image: linear-gradient(to bottom, black 60%, transparent 100%);
    mask-image: linear-gradient(to bottom, black 60%, transparent 100%);
}

.char {
    transition: color 0.2s;
}
.char.correct {
    color: var(--primary-color);
}
.char.incorrect {
    color: var(--error-color);
    text-decoration: underline;
}
.char.current {
    position: relative;
    background-color: transparent; /* Убираем фон, чтобы не перекрывать курсор */
}
.char.current::before {
    content: '';
    position: absolute;
    bottom: 0.1em;
    left: -1px;
    height: 1.2em;
    width: 2px;
    background-color: var(--caret-color);
    animation: blink 1s infinite;
}

@keyframes blink {
    50% { opacity: 0; }
}

/* --- Footer & Controls --- */
.app-footer {
    position: fixed;
    bottom: 1.5rem;
    left: 2rem;
    right: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
}

#stats-panel {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

#stats-toggle {
    background: none;
    border: none;
    color: var(--primary-color);
    cursor: pointer;
    width: 28px;
    height: 28px;
    opacity: 0.6;
    transition: opacity 0.2s;
}
#stats-toggle:hover {
    opacity: 1;
}

#stats-content {
    font-size: 0.9rem;
    color: var(--ui-text-color);
    max-height: 200px; /* Достаточно большая высота для раскрытия */
    overflow: hidden;
    transition: max-height 0.4s ease-out, opacity 0.4s ease-out, transform 0.4s ease-out;
    opacity: 1;
    transform: translateY(0);
}

#stats-content.collapsed {
    max-height: 0;
    opacity: 0;
    transform: translateY(-10px);
}

#settings-panel {
    display: flex;
    gap: 1.5rem;
    font-size: 0.9rem;
    color: var(--ui-text-color);
}
.settings-group {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}
.settings-group label {
    margin-bottom: 0.3rem;
    opacity: 0.8;
}
select {
    background-color: transparent;
    border: none;
    color: var(--ui-text-color);
    font-family: inherit;
    font-size: 0.9rem;
    cursor: pointer;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    padding-right: 1em; /* Место для стрелки */
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%239e9e9e' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0 center;
    background-size: 1em;
}
[data-theme="light"] select {
     background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23333333' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
}

select:focus {
    outline: none;
}

/* --- Completion Screen --- */
#completion-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    opacity: 1;
    transition: opacity 0.3s;
}

#completion-screen.hidden {
    opacity: 0;
    pointer-events: none;
}

.completion-content {
    background-color: var(--bg-color);
    padding: 3rem;
    text-align: center;
    min-width: 400px;
}
.completion-content h2 {
    color: var(--caret-color);
    margin-bottom: 1.5rem;
}
.completion-content p {
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}
.final-stats {
    margin: 2rem 0;
}
#play-again-btn {
    background-color: var(--caret-color);
    color: var(--bg-color);
    border: none;
    padding: 0.8rem 1.5rem;
    font-size: 1rem;
    cursor: pointer;
    transition: opacity 0.2s;
}
#play-again-btn:hover {
    opacity: 0.9;
}