/* CSS Variables - Telegram Theme Integration */
:root {
    --tg-theme-bg-color: #ffffff;
    --tg-theme-text-color: #000000;
    --tg-theme-hint-color: #999999;
    --tg-theme-link-color: #0088cc;
    --tg-theme-button-color: #0088cc;
    --tg-theme-button-text-color: #ffffff;
    --tg-theme-secondary-bg-color: #f5f5f5;
    --tg-theme-section-bg-color: #ffffff;
    --tg-theme-section-header-text-color: #999999;
    --tg-theme-accent-text-color: #0088cc;
    --tg-theme-destructive-text-color: #ff3b30;

    /* Custom spacing and sizing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 24px;
    --spacing-2xl: 32px;

    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-full: 50%;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);

    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 20px;
    --font-size-2xl: 24px;
    --font-size-3xl: 28px;

    /* Line height */
    --line-height-tight: 1.2;
    --line-height-normal: 1.5;
    --line-height-relaxed: 1.75;

    /* Colors */
    --color-success: #31a24c;
    --color-warning: #f39c12;
    --color-error: #ff3b30;
    --color-info: #0088cc;
    --color-disabled: #d0d0d0;
}

/* Dark theme support */
@media (prefers-color-scheme: dark) {
    :root {
        --tg-theme-bg-color: #212121;
        --tg-theme-text-color: #ffffff;
        --tg-theme-hint-color: #999999;
        --tg-theme-link-color: #6ab2ff;
        --tg-theme-button-color: #0088cc;
        --tg-theme-button-text-color: #ffffff;
        --tg-theme-secondary-bg-color: #2c2c2c;
        --tg-theme-section-bg-color: #1e1e1e;
        --tg-theme-section-header-text-color: #999999;
        --tg-theme-accent-text-color: #6ab2ff;
        --tg-theme-destructive-text-color: #ff453a;
    }
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    width: 100%;
    height: 100%;
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: var(--line-height-normal);
    color: var(--tg-theme-text-color);
    background-color: var(--tg-theme-bg-color);
    -webkit-font-smoothing: antialiased;
    -webkit-user-select: none;
    user-select: none;
}

body {
    overflow: hidden;
}

#app {
    display: flex;
    flex-direction: column;
    height: 100%;
    width: 100%;
}

/* Navbar */
.navbar {
    background-color: var(--tg-theme-section-bg-color);
    border-bottom: 1px solid var(--tg-theme-secondary-bg-color);
    padding: var(--spacing-md) var(--spacing-lg);
    position: relative;
    z-index: 100;
    flex-shrink: 0;
}

.navbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 100%;
}

.navbar-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.navbar-mic-icon {
    font-size: var(--font-size-xl);
}

.navbar-title h1 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: 0;
}

.navbar-back-btn {
    background: none;
    border: none;
    color: var(--tg-theme-button-color);
    font-size: var(--font-size-xl);
    cursor: pointer;
    padding: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    transition: background-color 0.2s ease;
}

.navbar-back-btn:active {
    background-color: var(--tg-theme-secondary-bg-color);
}

/* Page Container */
.page-container {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
}

.page {
    display: none;
    height: 100%;
    animation: fadeIn 0.3s ease-in-out;
}

.page.active {
    display: flex;
}

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

.page-content {
    flex: 1;
    padding: var(--spacing-lg);
    max-width: 100%;
}

.page-footer {
    padding: var(--spacing-lg);
    text-align: center;
    border-top: 1px solid var(--tg-theme-secondary-bg-color);
    background-color: var(--tg-theme-section-bg-color);
}

.footer-link {
    color: var(--tg-theme-link-color);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: opacity 0.2s ease;
}

.footer-link:active {
    opacity: 0.7;
}

/* Buttons */
.btn {
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    cursor: pointer;
    transition: all 0.2s ease;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    white-space: nowrap;
    user-select: none;
}

.btn:active {
    opacity: 0.8;
    transform: scale(0.98);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background-color: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
}

.btn-secondary {
    background-color: var(--tg-theme-secondary-bg-color);
    color: var(--tg-theme-text-color);
    border: 1px solid var(--tg-theme-hint-color);
}

.btn-danger {
    background-color: var(--tg-theme-destructive-text-color);
    color: var(--tg-theme-button-text-color);
}

.btn-large {
    width: 100%;
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
}

.btn-block {
    width: 100%;
}

/* Form Elements */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--tg-theme-text-color);
}

.form-input {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--tg-theme-secondary-bg-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    color: var(--tg-theme-text-color);
    background-color: var(--tg-theme-section-bg-color);
    transition: border-color 0.2s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--tg-theme-button-color);
    box-shadow: 0 0 0 3px rgba(0, 136, 204, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 80px;
}

.form-select {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--tg-theme-secondary-bg-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    color: var(--tg-theme-text-color);
    background-color: var(--tg-theme-section-bg-color);
    cursor: pointer;
}

.form-select:focus {
    outline: none;
    border-color: var(--tg-theme-button-color);
}

/* Step Indicator */
.step-indicator {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-2xl);
    gap: var(--spacing-md);
}

.step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    flex: 1;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-full);
    background-color: var(--tg-theme-secondary-bg-color);
    color: var(--tg-theme-hint-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    transition: all 0.3s ease;
}

.step-item.active .step-number {
    background-color: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
}

.step-item.completed .step-number {
    background-color: var(--color-success);
    color: var(--tg-theme-button-text-color);
}

.step-label {
    font-size: var(--font-size-xs);
    color: var(--tg-theme-hint-color);
    text-align: center;
    max-width: 60px;
}

.step-item.active .step-label {
    color: var(--tg-theme-text-color);
    font-weight: 500;
}

.step-line {
    flex: 1;
    height: 2px;
    background-color: var(--tg-theme-secondary-bg-color);
    margin-top: 20px;
    transition: background-color 0.3s ease;
}

.step-item.completed ~ .step-line {
    background-color: var(--color-success);
}

.step-navigation {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-2xl);
    position: sticky;
    bottom: 0;
    background-color: var(--tg-theme-bg-color);
    padding: var(--spacing-lg) 0;
}

.step-navigation .btn {
    flex: 1;
}

/* Question Builder */
.questions-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.question-card {
    background-color: var(--tg-theme-section-bg-color);
    border: 1px solid var(--tg-theme-secondary-bg-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.question-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.question-number {
    background-color: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--font-size-sm);
    flex-shrink: 0;
}

.question-inputs {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.question-delete-btn {
    background: none;
    border: none;
    color: var(--tg-theme-destructive-text-color);
    cursor: pointer;
    font-size: var(--font-size-lg);
    padding: var(--spacing-sm);
}

.question-type-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.question-type-label {
    font-size: var(--font-size-xs);
    color: var(--tg-theme-hint-color);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.question-type-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-sm);
}

.question-type-btn {
    background-color: var(--tg-theme-secondary-bg-color);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--tg-theme-text-color);
    transition: all 0.2s ease;
}

.question-type-btn.active {
    background-color: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
    border-color: var(--tg-theme-button-color);
}

.question-options-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.question-option-item {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.question-option-item input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--tg-theme-secondary-bg-color);
    border-radius: var(--radius-md);
    font-size: var(--font-size-sm);
    font-family: var(--font-family);
    color: var(--tg-theme-text-color);
    background-color: var(--tg-theme-bg-color);
}

.question-option-item input:focus {
    outline: none;
    border-color: var(--tg-theme-button-color);
}

.question-option-delete {
    background: none;
    border: none;
    color: var(--tg-theme-hint-color);
    cursor: pointer;
    font-size: var(--font-size-lg);
    padding: 0;
}

.question-scale-inputs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.question-scale-inputs .form-input {
    padding: var(--spacing-sm) var(--spacing-md);
}

/* Status Badges */
.status-badge {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-badge.draft {
    background-color: var(--tg-theme-hint-color);
    color: var(--tg-theme-section-bg-color);
}

.status-badge.active {
    background-color: var(--color-success);
    color: white;
}

.status-badge.closed {
    background-color: var(--tg-theme-hint-color);
    color: var(--tg-theme-section-bg-color);
}

/* Home Page */
.surveys-section {
    margin-top: var(--spacing-xl);
}

.section-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--tg-theme-text-color);
}

.surveys-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.survey-card {
    background-color: var(--tg-theme-section-bg-color);
    border: 1px solid var(--tg-theme-secondary-bg-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.survey-card:active {
    background-color: var(--tg-theme-secondary-bg-color);
}

.survey-card-info {
    flex: 1;
}

.survey-card-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--tg-theme-text-color);
    margin-bottom: var(--spacing-sm);
}

.survey-card-meta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    font-size: var(--font-size-xs);
    color: var(--tg-theme-hint-color);
}

.survey-card-meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.survey-card-status {
    margin-top: var(--spacing-sm);
}

.survey-card-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.survey-card-copy-btn {
    background: none;
    border: none;
    color: var(--tg-theme-button-color);
    cursor: pointer;
    font-size: var(--font-size-sm);
    padding: var(--spacing-sm);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: background-color 0.2s ease;
}

.survey-card-copy-btn:active {
    background-color: var(--tg-theme-secondary-bg-color);
}

.empty-state {
    text-align: center;
    padding: var(--spacing-2xl) var(--spacing-lg);
}

.empty-state-icon {
    font-size: 64px;
    margin-bottom: var(--spacing-lg);
}

.empty-state-text {
    color: var(--tg-theme-hint-color);
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
}

/* Results Page */
.results-header {
    margin-bottom: var(--spacing-lg);
}

.results-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--tg-theme-text-color);
}

.results-status {
    display: inline-block;
}

.results-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background-color: var(--tg-theme-section-bg-color);
    border: 1px solid var(--tg-theme-secondary-bg-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
}

.stat-label {
    font-size: var(--font-size-xs);
    color: var(--tg-theme-hint-color);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-sm);
}

.stat-value {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--tg-theme-text-color);
}

.results-questions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.result-question-card {
    background-color: var(--tg-theme-section-bg-color);
    border: 1px solid var(--tg-theme-secondary-bg-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.result-question-header {
    margin-bottom: var(--spacing-lg);
}

.result-question-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--tg-theme-text-color);
    margin-bottom: var(--spacing-sm);
}

.result-question-type {
    font-size: var(--font-size-xs);
    color: var(--tg-theme-hint-color);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.result-chart {
    margin-bottom: var(--spacing-md);
}

.result-bar-chart {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.result-bar-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.result-bar-label {
    min-width: 100px;
    font-size: var(--font-size-sm);
    color: var(--tg-theme-text-color);
    word-wrap: break-word;
}

.result-bar {
    flex: 1;
    height: 24px;
    background-color: var(--tg-theme-secondary-bg-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
}

.result-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--tg-theme-button-color), var(--tg-theme-accent-text-color));
    border-radius: var(--radius-md);
    transition: width 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding-right: var(--spacing-sm);
    min-width: 30px;
}

.result-bar-value {
    font-size: var(--font-size-xs);
    color: var(--tg-theme-button-text-color);
    font-weight: 600;
}

.result-pie-chart {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 150px;
    margin-bottom: var(--spacing-md);
}

.result-pie {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    background: conic-gradient(var(--color-success) 0deg, var(--color-success) var(--pie-value), var(--tg-theme-secondary-bg-color) var(--pie-value));
}

.result-pie-legend {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
}

.result-pie-legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.result-pie-legend-color {
    width: 16px;
    height: 16px;
    border-radius: var(--radius-sm);
}

.result-answers-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    max-height: 300px;
    overflow-y: auto;
}

.result-answer-item {
    background-color: var(--tg-theme-bg-color);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--tg-theme-button-color);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
    word-wrap: break-word;
}

.result-stats-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.result-stat {
    background-color: var(--tg-theme-bg-color);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
}

.result-stat-label {
    font-size: var(--font-size-xs);
    color: var(--tg-theme-hint-color);
    margin-bottom: var(--spacing-sm);
}

.result-stat-value {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--tg-theme-text-color);
}

.results-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.results-actions .btn {
    width: 100%;
}

/* Survey Page (Respondent) */
.survey-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.survey-progress {
    padding: var(--spacing-md) 0;
    background-color: var(--tg-theme-section-bg-color);
    margin: -var(--spacing-lg) -var(--spacing-lg) var(--spacing-lg) -var(--spacing-lg);
}

.progress-bar {
    height: 4px;
    background-color: var(--tg-theme-button-color);
    width: 0%;
    transition: width 0.3s ease;
}

.survey-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.question-bubble {
    background-color: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-lg);
    font-size: var(--font-size-base);
    line-height: var(--line-height-relaxed);
    min-height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.survey-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
}

.survey-option {
    background-color: var(--tg-theme-section-bg-color);
    border: 2px solid var(--tg-theme-secondary-bg-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: var(--font-size-base);
    color: var(--tg-theme-text-color);
}

.survey-option:active {
    border-color: var(--tg-theme-button-color);
    background-color: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
}

.survey-option.selected {
    border-color: var(--tg-theme-button-color);
    background-color: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
}

.survey-rating {
    display: flex;
    justify-content: space-around;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.survey-rating-item {
    flex: 1;
    aspect-ratio: 1;
    background-color: var(--tg-theme-section-bg-color);
    border: 2px solid var(--tg-theme-secondary-bg-color);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    cursor: pointer;
    transition: all 0.2s ease;
}

.survey-rating-item:active,
.survey-rating-item.selected {
    border-color: var(--tg-theme-button-color);
    background-color: var(--tg-theme-button-color);
    color: var(--tg-theme-button-text-color);
}

.survey-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-lg);
}

.btn-record {
    width: 100px;
    height: 100px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--tg-theme-button-color), var(--tg-theme-accent-text-color));
    border: none;
    color: var(--tg-theme-button-text-color);
    font-size: 40px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
    transition: transform 0.2s ease;
    animation: pulse 2s infinite;
}

.btn-record:active {
    transform: scale(0.95);
}

.btn-record.recording {
    animation: recordingPulse 0.5s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

@keyframes recordingPulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(0, 136, 204, 0.7);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(0, 136, 204, 0);
    }
}

.recording-status {
    font-size: var(--font-size-sm);
    color: var(--tg-theme-hint-color);
    animation: dotAnimation 1.5s infinite;
}

@keyframes dotAnimation {
    0%, 20% {
        content: 'Запис';
    }
    40% {
        content: 'Запис.';
    }
    60% {
        content: 'Запис..';
    }
    80%, 100% {
        content: 'Запис...';
    }
}

.transcription-result {
    background-color: var(--tg-theme-secondary-bg-color);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-sm);
    color: var(--tg-theme-text-color);
    text-align: center;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Done Page */
.done-content {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    padding: var(--spacing-lg);
}

.done-container {
    text-align: center;
}

.done-checkmark {
    font-size: 80px;
    margin-bottom: var(--spacing-lg);
    animation: checkmarkAnimation 0.6s ease-out;
}

@keyframes checkmarkAnimation {
    0% {
        transform: scale(0) rotate(-45deg);
        opacity: 0;
    }
    100% {
        transform: scale(1) rotate(0);
        opacity: 1;
    }
}

.done-title {
    font-size: var(--font-size-2xl);
    font-weight: 600;
    color: var(--tg-theme-text-color);
    margin-bottom: var(--spacing-md);
}

.done-subtitle {
    font-size: var(--font-size-base);
    color: var(--tg-theme-hint-color);
    margin-bottom: var(--spacing-xl);
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--tg-theme-secondary-bg-color);
    border-top-color: var(--tg-theme-button-color);
    border-radius: var(--radius-full);
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: var(--spacing-lg);
    left: var(--spacing-lg);
    right: var(--spacing-lg);
    z-index: 2000;
    pointer-events: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.toast {
    background-color: var(--tg-theme-section-bg-color);
    color: var(--tg-theme-text-color);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    font-size: var(--font-size-sm);
    animation: slideInDown 0.3s ease;
    pointer-events: auto;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.toast.success {
    background-color: var(--color-success);
    color: white;
}

.toast.error {
    background-color: var(--tg-theme-destructive-text-color);
    color: white;
}

.toast.warning {
    background-color: var(--color-warning);
    color: white;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideOutUp {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-20px);
    }
}

.toast.removing {
    animation: slideOutUp 0.3s ease;
}

/* Create Step Transitions */
.create-step {
    animation: fadeIn 0.3s ease-in-out;
}

.step-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-lg);
    color: var(--tg-theme-text-color);
}

/* Preview Section */
.preview-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.preview-item {
    background-color: var(--tg-theme-section-bg-color);
    border: 1px solid var(--tg-theme-secondary-bg-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
}

.preview-item-title {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--tg-theme-text-color);
    margin-bottom: var(--spacing-sm);
}

.preview-item-type {
    font-size: var(--font-size-xs);
    color: var(--tg-theme-hint-color);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* Responsive Design */
@media (max-width: 480px) {
    .step-indicator {
        margin-bottom: var(--spacing-lg);
    }

    .question-type-options {
        grid-template-columns: 1fr;
    }

    .results-stats {
        grid-template-columns: 1fr;
    }

    .result-stats-row {
        grid-template-columns: 1fr;
    }

    .result-bar-label {
        min-width: 80px;
    }

    .page-content {
        padding: var(--spacing-md);
    }
}

/* Print Styles */
@media print {
    .navbar,
    .step-navigation,
    .btn-record,
    .survey-controls,
    .results-actions {
        display: none;
    }

    .page {
        display: block !important;
        page-break-after: always;
    }
}