/* 
 * Component styles for Telegram Mini App 
 * File contains reusable UI components that are not tied to specific pages
 */

/* VARIABLES AND THEME SETTINGS */
:root {
    /* Telegram-specific variables with better fallbacks */
    --tg-theme-bg-color: #ffffff;
    --tg-theme-text-color: #000000;
    --tg-theme-hint-color: #999999;
    --tg-theme-link-color: #2481cc;
    --tg-theme-button-color: #40a7e3;
    --tg-theme-button-text-color: #ffffff;
    --tg-theme-secondary-bg-color: #f4f4f5;
    --tg-theme-section-separator-color: #bbc1c7;
    
    /* App variables, using Telegram variables */
    --app-bg-color: var(--tg-theme-bg-color);
    --app-text-color: var(--tg-theme-text-color);
    --app-hint-color: var(--tg-theme-hint-color);
    --app-link-color: var(--tg-theme-link-color);
    --app-button-color: var(--tg-theme-button-color);
    --app-button-text-color: var(--tg-theme-button-text-color);
    --app-secondary-bg-color: var(--tg-theme-secondary-bg-color);
    
    /* Custom theme variables */
    --app-card-bg-color: var(--tg-theme-secondary-bg-color);
    --app-border-color: var(--tg-theme-section-separator-color);
    --app-secondary-text-color: var(--tg-theme-hint-color);
    --app-highlight-color: var(--tg-theme-secondary-bg-color);
    --app-danger-color: #eb4a4a;
    --app-success-color: #31b545;
    --app-warning-color: #ffa900;
    --app-secondary-button-color: rgba(0, 0, 0, 0.06);
    

}

/* Dark theme overrides */
html.dark-theme {
    --tg-theme-bg-color: #212121;
    --tg-theme-text-color: #ffffff;
    --tg-theme-hint-color: #aaaaaa;
    --tg-theme-link-color: #64b5f6;
    --tg-theme-button-color: #40a7e3;
    --tg-theme-button-text-color: #ffffff;
    --tg-theme-secondary-bg-color: #0f0f0f;
    
    --app-bg-color: var(--tg-theme-bg-color);
    --app-text-color: var(--tg-theme-text-color);
    --app-hint-color: var(--tg-theme-hint-color);
    --app-link-color: var(--tg-theme-link-color);
    --app-button-color: var(--tg-theme-button-color);
    --app-button-text-color: var(--tg-theme-button-text-color);
    --app-secondary-bg-color: var(--tg-theme-secondary-bg-color);
    
    /* --app-card-bg-color: #2c2c2c;
    --app-border-color: rgba(255, 255, 255, 0.08);
    --app-secondary-text-color: var(--tg-theme-hint-color);
    --app-highlight-color: #2c2c2c;
    --app-secondary-button-color: rgba(255, 255, 255, 0.08); */
}

/* Base styles */
* {
    box-sizing: border-box;
}

body {
    background-color: var(--app-bg-color);
    color: var(--app-text-color);
    font-family: system-ui, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.5;
    font-size: 17px;
    overscroll-behavior-y: contain;
    min-height: 100vh;
}

/* Welcome page specific - remove top padding */
body.welcome-page {
    padding-top: 0 !important;
}

/* CONTAINERS */
.container {
    margin: 0 auto;
    padding: 50px 12px 12px 12px;
    padding-bottom: 50px;
    box-sizing: border-box;
    max-width: 100%;
}

.page-container {
    padding: 20px 10px 0px 10px;
    max-width: 100%;
}

.main-container {
    min-height: 100vh;
    padding: 16px;
}

/* TYPOGRAPHY */
h1, h2, h3, h4, h5, h6 {
    color: var(--app-text-color);
    margin-top: 0;
    margin-bottom: 16px;
    font-weight: 600;
    line-height: 1.2;
}

.page-title {
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--app-text-color);
}

.header-container {
    margin-bottom: 20px;
}

.header-container .page-title {
    margin-bottom: 0;
}

/* BUTTONS */
.primary-button,
.secondary-button,
.danger-button {
    padding: 12px 18px;
    border-radius: 8px;
    border: none;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s ease;
    min-height: 46px; /* Increased for better touch targets */
    touch-action: manipulation;
}

/* Navigation states */
.navigating {
    opacity: 0.7;
    cursor: not-allowed;
    pointer-events: none;
}

.navigating .fa-spinner {
    animation: spin 1s linear infinite;
}

@keyframes navigation-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Button states during navigation */
button.navigating,
a.navigating,
[data-navigate].navigating {
    opacity: 0.6;
    transform: scale(0.98);
    cursor: wait;
    pointer-events: none;
}

/* Prevent multiple clicks on navigation elements */
button[onclick]:active,
a[onclick]:active,
[data-navigate]:active {
    transform: scale(0.95);
}

/* Enhanced visual feedback for navigation buttons */
.nav-btn-header,
.menu-item-small,
.modern-menu-item,
.plan-action-btn,
.nav-btn {
    position: relative;
    overflow: hidden;
}

.nav-btn-header.navigating,
.menu-item-small.navigating,
.modern-menu-item.navigating,
.plan-action-btn.navigating,
.nav-btn.navigating {
    opacity: 0.6;
    transform: scale(0.98);
}

/* Ripple effect for better touch feedback */
.nav-btn-header::after,
.menu-item-small::after,
.modern-menu-item::after,
.plan-action-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s;
    pointer-events: none;
}

.nav-btn-header:active::after,
.menu-item-small:active::after,
.modern-menu-item:active::after,
.plan-action-btn:active::after {
    width: 100px;
    height: 100px;
}

.primary-button {
    background-color: var(--app-button-color);
    color: var(--app-button-text-color);
}

.primary-button:hover, .primary-button:active {
    background-color: var(--app-button-color);
    color: var(--app-button-text-color);
    opacity: 0.9;
    transform: translateY(1px);
}

.secondary-button {
    background-color: var(--app-secondary-button-color);
    color: var(--app-text-color);
}

.secondary-button:hover, .secondary-button:active {
    opacity: 0.8;
    transform: translateY(1px);
}

.danger-button {
    background-color: var(--app-danger-color);
    color: white;
}

.danger-button:hover, .danger-button:active {
    opacity: 0.9;
    transform: translateY(1px);
}

.back-button {
    padding: 10px 14px;
    border-radius: 8px;
    border: none;
    background-color: var(--app-secondary-button-color);
    color: var(--app-text-color);
    font-size: 1.0rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
    min-height: 38px;
    touch-action: manipulation;
}

.back-button:hover, .back-button:active {
    opacity: 0.8;
    transform: translateY(1px);
}

.success-button {
    background-color: var(--app-success-color);
    color: var(--app-text-color);
    padding: 10px 14px;
    border-radius: 8px;
    border: none;
    font-size: 1.0rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
    min-height: 38px;
    touch-action: manipulation;
}

.success-button:hover, .success-button:active {
    opacity: 0.9;
    transform: translateY(1px);
}

.warning-button {
    background-color: var(--app-warning-color);
    color: var(--app-text-color);
    padding: 10px 14px;
    border-radius: 8px;
    border: none;
    font-size: 1.0rem;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
    min-height: 38px;
    touch-action: manipulation;
}

.warning-button:hover, .warning-button:active {
    opacity: 0.9;
    transform: translateY(1px);
}

/* FORMS */
.form-group {
    margin-bottom: 16px;
}

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

.form-control {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1.05rem;
    transition: border-color 0.2s ease;
}

.form-control:focus {
    border-color: #40a7e3;
    outline: none;
}

/* RANGE SLIDERS (for daily general report) */
.range-field {
    margin-bottom: 16px;
}

.range-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 6px;
}

.range-header label {
    margin: 0;
    font-weight: 600;
    color: var(--app-text-color);
}

.value-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border-radius: 12px;
    background: var(--app-card-bg-color, #f8f9fa);
    border: 1px solid var(--app-border-color, #e6e6e6);
    color: var(--app-text-color);
    font-weight: 600;
    min-width: 60px;
    justify-content: flex-end;
}

.range-controls {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 10px;
}

.range-btn {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
    background: var(--tg-theme-bg-color, #ffffff);
    color: var(--app-text-color);
    font-size: 1.2rem;
    font-weight: 700;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background-color 0.2s ease, transform 0.1s ease;
}

.range-btn:active { transform: scale(0.96); }

.range-input {
    width: 100%;
    height: 8px;
    border-radius: 9999px;
    background: linear-gradient(90deg, var(--app-button-color, #40a7e3) 0%, var(--tg-theme-section-separator-color, #e1e5e9) 0%);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
}

/* WebKit */
.range-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--tg-theme-bg-color, #ffffff);
    border: 3px solid var(--app-button-color, #40a7e3);
    box-shadow: 0 2px 6px rgba(64,167,227,0.25);
    cursor: pointer;
}

/* Mozilla */
.range-input::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--tg-theme-bg-color, #ffffff);
    border: 3px solid var(--app-button-color, #40a7e3);
    box-shadow: 0 2px 6px rgba(64,167,227,0.25);
    cursor: pointer;
}

.range-input::-moz-range-track {
    height: 8px;
    border-radius: 9999px;
    background: transparent; /* Filled by inline style */
}

/* Compact grid for nutrition sliders */
.nutrition-sliders {
    display: grid;
    grid-template-columns: 1fr;
    gap: 14px;
}

@media (min-width: 520px) {
  .nutrition-sliders {
    grid-template-columns: 1fr 1fr;
  }
}

/* NUTRITION DASHBOARD (calorie ring + macro bars) */
.nutrition-dashboard {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 16px;
    align-items: center;
    background: var(--tg-theme-bg-color, #fff);
    border: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
    border-radius: 16px;
    padding: 16px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.calorie-ring {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: conic-gradient(var(--app-button-color, #40a7e3) 0deg, #e9ecef 0deg);
    display: grid;
    place-items: center;
    transition: all 0.3s ease;
}

.calorie-ring-inner {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: var(--tg-theme-bg-color, #fff);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 8px;
}

.calorie-ring-inner .cal-val {
    font-weight: 800;
    font-size: 1.2rem;
    line-height: 1;
    color: var(--app-text-color, #000);
    margin: 0;
}
.calorie-ring-inner .cal-separator {
    font-size: 0.7rem;
    color: var(--app-secondary-text-color);
    margin: 1px 0;
    line-height: 1;
}
.calorie-ring-inner .cal-target {
    font-size: 0.8rem;
    color: var(--app-secondary-text-color);
    font-weight: 600;
    line-height: 1;
    margin: 0;
}

.macro-bars { display: flex; flex-direction: column; gap: 10px; }
.macro-row { display: grid; grid-template-columns: 70px 1fr auto; gap: 10px; align-items: center; }
.macro-label { font-weight: 600; color: var(--app-secondary-text-color); font-size: 0.8rem; }
.macro-track { width: 100%; height: 8px; background: #e9ecef; border-radius: 4px; overflow: hidden; }
.macro-fill { height: 100%; width: 0%; background: linear-gradient(90deg, var(--app-button-color, #40a7e3), var(--tg-theme-link-color, #2481cc)); transition: width 0.3s ease; }
.macro-val { font-weight: 700; font-size: 0.8rem; color: var(--app-text-color); }

@media (max-width: 480px) {
  .nutrition-dashboard { grid-template-columns: 1fr; }
  .calorie-ring { margin: 0 auto; }
}

/* MEALS LIST */
.meals-card { background: var(--tg-theme-bg-color, #fff); border: 1px solid var(--tg-theme-section-separator-color, #e1e5e9); border-radius: 12px; padding: 12px; }
.meals-empty { 
    background: var(--app-highlight-color); 
    border: 1px dashed var(--tg-theme-section-separator-color, #e1e5e9); 
    border-radius: 12px; 
    padding: 16px; 
    color: var(--app-secondary-text-color); 
    text-align: center;
    font-size: 0.9rem;
    line-height: 1.4;
}

.meal-item {
    background: var(--tg-theme-bg-color, #fff);
    border: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 8px;
    transition: all 0.2s ease;
}

.meal-item:hover {
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.meal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}

.meal-title {
    font-weight: 600;
    color: var(--app-text-color, #000);
    font-size: 0.9rem;
}

.meal-delete-btn {
    background: #ff4757;
    color: white;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 12px;
    transition: all 0.2s ease;
}

.meal-delete-btn:hover {
    background: #ff3742;
    transform: scale(1.1);
}

.meal-macros {
    font-size: 0.8rem;
    color: var(--app-secondary-text-color, #666);
    font-weight: 500;
}
.meals-actions { margin-top: 10px; display: flex; justify-content: center; }
.btn-add-meal { 
    background: linear-gradient(135deg, var(--tg-theme-button-color, #40a7e3), var(--tg-theme-link-color, #2481cc)); 
    color: #fff; 
    border: none; 
    border-radius: 12px; 
    padding: 14px 20px; 
    font-weight: 700; 
    font-size: 0.95rem;
    cursor: pointer; 
    width: 100%; 
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(64, 167, 227, 0.3);
}
.btn-add-meal:hover { 
    transform: translateY(-1px); 
    box-shadow: 0 4px 12px rgba(64, 167, 227, 0.4);
}
.btn-add-meal:active { 
    transform: translateY(0px); 
    box-shadow: 0 2px 4px rgba(64, 167, 227, 0.3);
}

/* Modal for adding meal */
.meal-modal .modal-container { max-width: 420px; }
.meal-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.meal-form-grid .form-group { margin-bottom: 0; }

/* Success/Error Modal Styles (matching trainer style) */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal-overlay .modal-content {
    background: white;
    border-radius: 12px;
    max-width: 400px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.modal-overlay .modal-header {
    padding: 20px 20px 10px;
    border-bottom: 1px solid #e1e5e9;
}

.modal-overlay .modal-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: #333;
}

.modal-overlay .modal-body {
    padding: 20px;
}

.modal-overlay .modal-body p {
    margin: 0 0 10px;
    font-size: 14px;
    line-height: 1.5;
    color: #666;
}

.modal-overlay .modal-footer {
    padding: 10px 20px 20px;
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

.btn-primary-modern {
    background: var(--tg-theme-button-color, #40a7e3);
    color: var(--tg-theme-button-text-color, #ffffff);
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    touch-action: manipulation;
    min-height: 44px;
}

.btn-primary-modern:hover {
    background: var(--tg-theme-button-color, #40a7e3);
    opacity: 0.9;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(64, 167, 227, 0.3);
}

.btn-primary-modern:active {
    transform: translateY(0);
}

/* Dark theme support for modals */
html.dark-theme .modal-overlay .modal-content {
    background: var(--tg-theme-bg-color, #1a1a1a);
    color: var(--tg-theme-text-color, #ffffff);
}

html.dark-theme .modal-overlay .modal-header {
    border-bottom-color: var(--tg-theme-section-separator-color, #333);
}

html.dark-theme .modal-overlay .modal-header h3 {
    color: var(--tg-theme-text-color, #ffffff);
}

html.dark-theme .modal-overlay .modal-body p {
    color: var(--tg-theme-hint-color, #cccccc);
}

html.dark-theme .modal-overlay .modal-content {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

/* CHECKBOXES - Unified styles */
.checkbox-label,
.checkbox-label-modern,
.checkbox-label-simple {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 8px;
    cursor: pointer;
    line-height: 1.4;
    transition: all 0.2s ease;
}

.checkbox-label input[type="checkbox"],
.checkbox-label-modern input[type="checkbox"],
.checkbox-label-simple input[type="checkbox"] {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--tg-theme-hint-color, #707579);
    border-radius: 3px;
    background: transparent;
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
    margin: 0;
    transition: all 0.2s ease;
}

.checkbox-label input[type="checkbox"]:checked,
.checkbox-label-modern input[type="checkbox"]:checked,
.checkbox-label-simple input[type="checkbox"]:checked {
    background: var(--tg-theme-button-color, #40a7e3);
    border-color: var(--tg-theme-button-color, #40a7e3);
}

.checkbox-label input[type="checkbox"]:checked::after,
.checkbox-label-modern input[type="checkbox"]:checked::after,
.checkbox-label-simple input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.checkbox-label span,
.checkbox-label-modern span,
.checkbox-label-simple span {
    color: var(--app-text-color);
    font-size: 1.0rem;
    line-height: 1.4;
    transition: color 0.2s ease;
}

.checkbox-label:hover span,
.checkbox-label-modern:hover span,
.checkbox-label-simple:hover span {
    color: var(--tg-theme-text-color, #333);
}

/* Form checkbox group styling */
.checkbox-group .checkbox-label {
    margin-bottom: 12px;
}

/* Compatibility with existing modern checkbox styles */
.checkbox-label-modern {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 8px;
    cursor: pointer;
    line-height: 1.4;
    transition: all 0.2s ease;
}

.checkbox-label-modern input[type="checkbox"] {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--tg-theme-hint-color, #707579);
    border-radius: 3px;
    background: transparent;
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
    margin: 0;
    transition: all 0.2s ease;
}

.checkbox-label-modern input[type="checkbox"]:checked {
    background: var(--tg-theme-button-color, #40a7e3);
    border-color: var(--tg-theme-button-color, #40a7e3);
}

.checkbox-label-modern input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.checkbox-label-modern span {
    color: var(--tg-theme-hint-color, #707579);
    font-size: 1.0rem;
    transition: color 0.2s ease;
}

.checkbox-label-modern input[type="checkbox"]:checked + span {
    color: var(--tg-theme-text-color, #000000);
}

.checkbox-label-modern:hover span {
    color: var(--tg-theme-text-color, #000000);
}

/* Simple checkbox styles */
.checkbox-label-simple {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin-bottom: 8px;
    cursor: pointer;
    line-height: 1.4;
    transition: all 0.2s ease;
}

.checkbox-label-simple input[type="checkbox"] {
    appearance: none;
    width: 18px;
    height: 18px;
    border: 2px solid var(--tg-theme-hint-color, #707579);
    border-radius: 3px;
    background: transparent;
    cursor: pointer;
    position: relative;
    flex-shrink: 0;
    margin: 0;
    transition: all 0.2s ease;
}

.checkbox-label-simple input[type="checkbox"]:checked {
    background: var(--tg-theme-button-color, #40a7e3);
    border-color: var(--tg-theme-button-color, #40a7e3);
}

.checkbox-label-simple input[type="checkbox"]:checked::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.checkbox-label-simple span {
    color: var(--tg-theme-hint-color, #707579);
    font-size: 1.0rem;
    transition: color 0.2s ease;
}

.checkbox-label-simple input[type="checkbox"]:checked + span {
    color: var(--tg-theme-text-color, #000000);
}

.checkbox-label-simple:hover span {
    color: var(--tg-theme-text-color, #000000);
}

/* LOADING/ERROR STATES */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 24px;
    text-align: center;
    min-height: 200px;
}

.spinner {
    width: 36px;
    height: 36px;
    border: 3px solid rgba(0, 0, 0, 0.1);
    border-top: 3px solid var(--app-button-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Красивое оформление страницы ошибки */
.error-container {
    max-width: 400px;
    margin: 40px auto;
    background: #fff4f4;
    border-radius: 16px;
    padding: 32px 20px 24px 20px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.07);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.error-code {
    font-size: 2.2rem;
    font-weight: 700;
    color: #e74c3c;
    margin-bottom: 8px;
}

.error-message {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: #222;
}

.error-container p {
    color: #b94a48;
    margin-bottom: 18px;
    font-size: 1rem;
}

.mt-4 {
    margin-top: 1.5rem !important;
    display: flex;
    gap: 12px;
    justify-content: center;
}

@media (max-width: 500px) {
    .error-container {
        max-width: 98vw;
        padding: 18px 4vw 16px 4vw;
    }
    .error-code {
        font-size: 1.5rem;
    }
    .error-message {
        font-size: 1.05rem;
    }
    .mt-4 {
        flex-direction: column;
        gap: 8px;
    }
}

/* CARDS */
.card {
    background: #fff;
    border-radius: 12px;
    padding: 16px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    border: 1px solid #eee;
    margin-bottom: 18px;
}
.card h3, .card h4 {
    margin-top: 0;
}
.card .btn-group {
    gap: 6px;
}
#photosGallery {
    display: flex;
    flex-direction: column;
    gap: 18px;
}
#photosGallery .img-thumbnail {
    border-radius: 8px;
    border: 1px solid #ddd;
    margin-right: 8px;
    margin-bottom: 4px;
}
#photosGallery .d-flex {
    gap: 16px;
}
.table-sm {
    font-size: 0.97rem;
}
@media (max-width: 600px) {
    .card { padding: 10px; }
    #photosGallery .img-thumbnail { max-width: 80px; }
}

/* Add client */
.invite-section {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 20px;
    margin-bottom: 20px;
}
.invite-link {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 5px;
    padding: 10px;
    margin: 10px 0;
    word-break: break-all;
}
.steps {
    margin-top: 30px;
}
.step {
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
}
.alert {
    display: none;
    margin-top: 10px;
}

/* UTILITY CLASSES */
.d-none {
    display: none !important;
}

.d-flex {
    display: flex !important;
}

.align-items-center {
    align-items: center !important;
}

.justify-content-center {
    justify-content: center !important;
}

.justify-content-end {
    justify-content: flex-end !important;
}

.ms-auto {
    margin-left: auto !important;
}

.me-1 {
    margin-right: 0.25rem !important;
}

.mb-3 {
    margin-bottom: 1rem !important;
}

/* RESPONSIVE ADJUSTMENTS */
@media screen and (max-width: 480px) {
    body {
        font-size: 16px;
    }
    
    .page-title {
        font-size: 2.0rem;
    }
    
    .primary-button, 
    .secondary-button,
    .danger-button {
        padding: 10px 16px;
        font-size: 1rem;
    }
    
    .back-button {
        padding: 8px 12px;
        font-size: 1.0rem;
    }
}

/* EDIT WORKOUT PLAN & MODAL STYLES */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-container {
    background-color: var(--tg-theme-bg-color, #fff);
    border-radius: 12px;
    max-width: 500px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--tg-theme-hint-color, #ddd);
}

.modal-header h3 {
    margin: 0;
    color: var(--tg-theme-text-color, #000);
}

.modal-close-btn {
    background: none;
    border: none;
    color: var(--tg-theme-hint-color, #999);
    font-size: 18px;
    cursor: pointer;
    padding: 5px;
}

.modal-close-btn:hover {
    color: var(--tg-theme-text-color, #000);
}

.btn-success-modern {
    width: 100%;
    padding: 12px 20px;
    background-color: #28a745;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: 10px;
}

.btn-success-modern:hover {
    background-color: #218838;
    transform: translateY(-1px);
}

/* SAVING OVERLAY */
.saving-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(2px);
}

.saving-overlay .saving-message {
    background: var(--tg-theme-bg-color, #fff);
    color: var(--tg-theme-text-color, #000);
    padding: 20px 30px;
    margin: 0 20px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    max-width: calc(100vw - 40px);
    box-sizing: border-box;
}

/* DISABLED BUTTON STATES */
#saveWorkoutPlanBtn:disabled,
#copyWorkoutPlanBtn:disabled,
#saveButton:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

/* EDIT NUTRITION PLAN SPECIFIC STYLES */
#saveButton {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.btn-primary .spinner {
    border-color: rgba(255, 255, 255, 0.3);
    border-top-color: white;
}

/* Telegram Mini App specific fixes */
.tg-app-fix {
    /* Removed position: fixed and related properties to allow normal scrolling */
    background-color: var(--app-bg-color);
    /* You can add padding/margin if needed for safe area insets */
}

.meta-label {
    font-weight: 600;
}

.file-preview #fileActions {
    gap: 10px;
    margin-bottom: 8px;
}
.file-preview #fileActions .primary-button {
    background-color: var(--app-success-color, #28a745);
    color: #fff;
    border: none;
}
.file-preview #fileActions .primary-button:hover, .file-preview #fileActions .primary-button:active {
    opacity: 0.9;
    background-color: #218838;
}
.file-preview #fileActions .danger-button {
    background-color: var(--app-danger-color, #dc3545);
    color: #fff;
    border: none;
}
.file-preview #fileActions .danger-button:hover, .file-preview #fileActions .danger-button:active {
    opacity: 0.9;
    background-color: #b52a37;
}

.file-upload-area-empty {
    border: 2px dashed var(--tg-theme-section-separator-color, #e1e5e9);
    border-radius: 16px;
    background: var(--app-highlight-color, #f8f9fa);
    transition: border-color 0.2s;
}

.file-name-ellipsis {
    max-width: 160px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    display: inline-block;
    vertical-align: bottom;
}

label.form-section-label {
    font-weight: 600;
    font-size: 1.08rem;
    color: var(--app-text-color);
    margin-bottom: 12px;
    display: block;
} 

label.form-section-label-small {
    font-weight: 600;
    font-size: 1.04rem;
    color: var(--app-text-color);
    margin-bottom: 12px;
    display: block;
} 

.client-card {
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.07);
    padding: 18px 16px;
    margin-bottom: 18px;
    display: flex;
    align-items: center;
    cursor: pointer;
    transition: box-shadow 0.2s, transform 0.2s;
    border: 1px solid #f0f0f0;
}
.client-card:hover, .client-card:focus {
    box-shadow: 0 4px 20px rgba(0,0,0,0.13);
    transform: translateY(-2px) scale(1.01);
    border-color: #40a7e3;
}
.client-info {
    align-items: center;
    gap: 18px;
    margin-bottom: 18px;
}
.client-avatar {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #40a7e3;
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 600;
    flex-shrink: 0;
}
.client-main-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    flex: 1;
}
.client-name-row {
    display: flex;
    align-items: center;
    gap: 8px;
}
.client-name {
    font-size: 1.1rem;
    font-weight: 600;
}
.client-meta {
    font-size: 1.02rem;
    color: #888;
    margin-top: 2px;
}
.message-btn {
    background: var(--tg-theme-button-color, #40a7e3);
    color: var(--tg-theme-button-text-color, #ffffff);
    border: none;
    border-radius: 16px;
    padding: 12px 20px;
    font-size: 1.0rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.message-btn:hover {
    background: #2d8bc8;
    transform: translateY(-1px);
}

/* Планы */
.plans-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.plan-card {
    background: #fff;
    border-radius: 12px;
    padding: 16px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    border: 1px solid #eee;
    transition: all 0.2s ease;
}

.plan-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

/* Photo gallery styles */
.photo-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.photo-row > div:first-child {
    min-width: 80px;
    font-weight: 500;
    color: var(--app-text-color);
}

.img-thumbnail {
    border-radius: 8px;
    border: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
    object-fit: cover;
}

/* Chart container styles */
canvas {
    max-width: 100%;
    height: auto !important;
}

/* Circular message button styles */
.message-button-circle {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: #40a7e3;
    color: white;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px rgba(64, 167, 227, 0.3);
    flex-shrink: 0;
    font-size: 1.1rem;
}

.message-button-circle:hover {
    background: #2d8bc8;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(64, 167, 227, 0.4);
}

.message-button-circle:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(64, 167, 227, 0.3);
}

.message-button-circle i {
    font-size: 1.1rem;
    line-height: 1;
}

/* Smaller variant for card actions */
.message-button-small {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--tg-theme-button-color, #40a7e3);
    color: var(--tg-theme-button-text-color, #ffffff);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.0rem;
    box-shadow: 0 2px 8px rgba(64, 167, 227, 0.3);
    margin-left: auto;
    touch-action: manipulation;

}

.message-button-small:hover {
    background: #2d8bc8;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(64, 167, 227, 0.4);
}

.message-button-small:active {
    transform: translateY(0);
    box-shadow: 0 2px 6px rgba(64, 167, 227, 0.3);
}

.message-button-small i {
    font-size: 1.0rem;
    line-height: 1;
}

/* plan-header-modern moved to trainer.css - removed duplicate */

.client-info-content {
    flex: 1;
    min-width: 0;
    max-width: calc(100% - 64px); /* Account for button width */
}

.client-name-wrap {
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
    line-height: 1.3;
    max-width: 100%;
}

.client-username-left {
    text-align: left !important;
    margin: 0;
    padding: 0;
}

/* Responsive adjustments for client info */
@media (max-width: 480px) {
    .client-info-content {
        max-width: calc(100% - 48px); /* Smaller button on mobile */
    }
    
    .plan-header-modern {
        gap: 8px;
    }
}

/* Responsive adjustments for message buttons */
@media (max-width: 480px) {
    .message-button-circle {
        width: 30px;
        height: 30px;
    }
    
    .message-button-circle i {
        font-size: 1.0rem;
    }
    
    .message-button-small {
        width: 28px;
        height: 28px;
    }
    
    .message-button-small i {
        font-size: 1.0rem;
    }
}

/* plan-actions-modern moved to trainer.css - removed duplicate */

/* Dark theme support for message buttons */
html.dark-theme .message-button-circle,
html.dark-theme .message-button-small {
    background: var(--tg-theme-button-color, #40a7e3);
    box-shadow: 0 2px 8px rgba(64, 167, 227, 0.4);
}

html.dark-theme .message-button-circle:hover,
html.dark-theme .message-button-small:hover {
    background: #5bb3ec;
    box-shadow: 0 4px 12px rgba(64, 167, 227, 0.5);
}

/* Нормы питания */
.nutrition-norms {
    background: #fff;
    border-radius: 12px;
    padding: 16px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    border: 1px solid #eee;
}

.norms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 16px;
    margin-top: 12px;
}

.norm-item {
    text-align: center;
    padding: 12px;
    background: #f8f9fa;
    border-radius: 8px;
}

.norm-label {
    font-size: 1.0rem;
    color: #666;
    margin-bottom: 4px;
}

.norm-value {
    font-size: 1.2rem;
    font-weight: 600;
    color: #333;
}

/* Модальные окна */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    overflow-y: auto;
    padding: 20px;
    box-sizing: border-box;
}

.modal-content {
    background: var(--tg-theme-bg-color, #fff);
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    margin: 40px auto;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    position: relative;
    max-height: calc(100vh - 80px);
    overflow: visible;
    display: flex;
    flex-direction: column;
}

.modal-header {
    padding: 20px 24px 16px 24px;
    border-bottom: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
    background: var(--tg-theme-bg-color, #fff);
    border-radius: 12px 12px 0 0;
    z-index: 1;
}

.modal-header h3 {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--tg-theme-text-color, #333);
}

.modal-body {
    padding: 20px 24px 24px 24px;
    max-height: calc(100vh - 200px);
    /* Inner scroll only here; keep width stable to avoid reflow when scrollbar appears */
    overflow-y: scroll;           /* always reserve scrollbar width */
    scrollbar-gutter: stable;     /* modern browsers: keep gutter space */
}

.modal-footer {
    padding: 16px 24px 20px 24px;
    border-top: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
    background: var(--tg-theme-bg-color, #fff);
    border-radius: 0 0 12px 12px;
}

/* Ensure modal footer buttons appear on one line */
.modal-footer .btn-secondary-modern { margin-right: auto; }
.modal-footer .btn-primary-modern { margin-left: 0; }

/* Themed checkboxes inside modal */
.toggle-checkbox {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 16px;
  border: 1.5px solid var(--tg-theme-hint-color, #888);
  border-radius: 4px;
  background: var(--tg-theme-bg-color, #fff);
  display: inline-block;
  position: relative;
  cursor: pointer;
}
.toggle-checkbox:checked {
  background: var(--tg-theme-button-color, #40a7e3);
  border-color: var(--tg-theme-button-color, #40a7e3);
}
.toggle-checkbox:checked::after {
  content: '';
  position: absolute;
  left: 4px;
  top: 1px;
  width: 5px;
  height: 9px;
  border: solid var(--tg-theme-button-text-color, #fff);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* Hover/active states for better contrast */
.toggle-checkbox:hover { box-shadow: 0 0 0 2px rgba(64,167,227,0.15); }
.toggle-checkbox:focus { outline: none; box-shadow: 0 0 0 2px rgba(64,167,227,0.2); }

.close-button {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--tg-theme-hint-color, #666);
    cursor: pointer;
    padding: 4px;
    line-height: 1;
    border-radius: 4px;
    transition: all 0.2s ease;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.close-button:hover {
    color: var(--tg-theme-text-color, #333);
    background: var(--tg-theme-secondary-bg-color, rgba(0,0,0,0.05));
}

/* Plans grid in modal */
.modal .plans-grid {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-height: none;
    overflow: visible;
    /* padding: 4px 20px; */
}

/* Responsive modal */
@media (max-width: 600px) {
    .modal {
        padding: 10px;
    }
    
    .modal-content {
        width: 95%;
        margin: 20px auto;
    }
    
    .modal-header {
        padding: 16px 20px 12px 20px;
    }
    
    .modal-body {
        padding: 16px 20px 20px 20px;
        overflow-y: scroll;
        scrollbar-gutter: stable;
    }
    
    /* .modal .plans-grid {
        padding: 4px 16px;
    } */
    
    .modal-footer {
        padding: 12px 20px 16px 20px;
        gap: 8px;
    }
    
    .modal-footer .primary-button,
    .modal-footer .secondary-button {
        width: 100%;
        justify-content: center;
    }
}

/* Form improvements in modals */
.modal .form-group {
    margin-bottom: 20px;
}

.modal .form-group:last-child {
    margin-bottom: 0;
}

.modal .form-control {
    padding: 12px;
    font-size: 1rem;
    border: 1px solid var(--tg-theme-section-separator-color, #ddd);
    border-radius: 8px;
    background: var(--tg-theme-bg-color, #fff);
    color: var(--tg-theme-text-color, #000);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.modal .form-control:focus {
    border-color: var(--tg-theme-button-color, #40a7e3);
    outline: none;
    box-shadow: 0 0 0 3px rgba(64, 167, 227, 0.1);
}

/* Tab styles - improved with rounded corners and proper styling */
.tab-buttons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 24px;
    padding: 0;
    border: none;
}

.tab-button {
    background: var(--tg-theme-bg-color, #ffffff);
    border: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
    border-radius: 16px;
    color: var(--tg-theme-text-color, #000000);
    padding: 12px 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 1.0rem;
    font-weight: 600;
    text-align: center;
    white-space: nowrap;
    text-overflow: ellipsis;
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.tab-button:hover {
    background: var(--tg-theme-secondary-bg-color, #f8f9fa);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.tab-button.active {
    background: linear-gradient(135deg, var(--tg-theme-button-color, #40a7e3), var(--tg-theme-link-color, #2481cc));
    color: var(--tg-theme-button-text-color, #ffffff);
    border-color: var(--tg-theme-button-color, #40a7e3);
    box-shadow: 0 2px 8px rgba(64, 167, 227, 0.2);
}

/* Responsive tab buttons */
@media (max-width: 600px) {
    .tab-buttons {
        gap: 6px;
        margin-bottom: 20px;
    }
    
    .tab-button {
        font-size: 1.0rem;
        padding: 10px 6px;
        min-height: 40px;
    }
}

@media (max-width: 480px) {
    .tab-buttons {
        gap: 4px;
        margin-bottom: 16px;
    }
    
    .tab-button {
        font-size: 1.0rem;
        padding: 8px 4px;
        min-height: 36px;
    }
}

.nutrition-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 0;
}
.nutrition-header h3 {
    margin-bottom: 0;
    flex: 1 1 auto;
    min-width: 120px;
}
.nutrition-header-actions {
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
    align-items: center;
    gap: 10px;
    width: 100%;
    margin: 0;
}
.nutrition-header-actions button {
    min-width: 120px;
    min-height: 44px;
    width: auto;
    box-sizing: border-box;
}
@media (max-width: 500px) {
    .nutrition-header {
        flex-direction: column;
        align-items: stretch;
    }
    .nutrition-header-actions {
        flex-wrap: wrap;
        justify-content: flex-end;
        align-items: center;
        gap: 10px;
    }
    .nutrition-header-actions button {
        width: 150px;
        min-width: 0;
    }
}

.measurements-history-cards {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.measure-card {
    background: #f8f9fa;
    border-radius: 10px;
    padding: 10px 14px;
    box-shadow: 0 1px 4px rgba(0,0,0,0.04);
    font-size: 1rem;
}
.measure-date {
    font-weight: 600;
    margin-bottom: 4px;
    color: #222;
}
#measurementsRangeSwitcher .btn {
    min-width: 70px;
    font-size: 1rem;
    padding: 7px 10px;
}
@media (max-width: 600px) {
    .measure-card { font-size: 1.02rem; padding: 8px 7px; }
    #measurementsRangeSwitcher .btn { font-size: 1.02rem; min-width: 60px; padding: 7px 4px; }
    .card { padding: 7px; }
}

/* График: легенда компактная */
.chartjs-legend ul { display: flex; flex-wrap: wrap; gap: 8px; margin: 0; padding: 0; }
.chartjs-legend li { font-size: 0.98em; margin: 0 6px 0 0; padding: 0; list-style: none; }

/* Кнопки периода */
.range-switcher .btn {
    background: var(--tg-theme-bg-color, #ffffff);
    border: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
    border-radius: 12px;
    color: var(--tg-theme-text-color, #000000);
    padding: 8px 16px;
    font-size: 1.0rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    min-width: 60px;
}

.range-switcher .btn.active, 
.range-switcher .btn:active {
    background: var(--tg-theme-button-color, #40a7e3);
    color: var(--tg-theme-button-text-color, #ffffff);
}

.range-switcher .btn:hover {
    background: var(--tg-theme-secondary-bg-color, #f8f9fa);
    transform: translateY(-1px);
}

/* Карточки истории замеров */
.measurements-history-cards {
    display: flex;
    flex-direction: column;
    gap: 13px;
}
.measure-card {
    background: var(--tg-theme-bg-color, #fff);
    border-radius: 16px;
    padding: 13px 16px 10px 16px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.07);
    font-size: 1.04rem;
    transition: box-shadow 0.18s;
    border: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
}
.measure-card:hover {
    box-shadow: 0 4px 20px rgba(0,0,0,0.13);
}
.measure-date {
    font-weight: 700;
    font-size: 1.13em;
    margin-bottom: 7px;
    color: var(--tg-theme-link-color, #2176b6);
}
.measure-params {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 18px;
}
.measure-param {
    min-width: 110px;
    font-size: 1em;
    color: var(--tg-theme-text-color, #000);
}
.measure-param.weight { color: var(--tg-theme-button-color, #40a7e3); font-weight: 600; }
@media (max-width: 600px) {
    .measure-card { font-size: 1.03rem; padding: 8px 7px; }
    .measure-date { font-size: 1.07em; }
    .measure-params { flex-direction: column; gap: 3px; }
    .measure-param { min-width: 0; }
    .card { padding: 7px; }
}

/* График: скругление и тень */
#measurementsChartCanvas {
    background: var(--tg-theme-bg-color, #fff);
    border-radius: 14px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.07);
    margin-bottom: 0;
}

/* Mobile Navigation */
.nav-bar-mobile {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 48px;
  background: var(--tg-theme-bg-color, #fff);
  box-shadow: 0 2px 8px rgba(0,0,0,0.07);
  display: flex;
  align-items: center;
  justify-content: space-between;
  z-index: 1000;
  padding: 0 12px;
}

.nav-bar-mobile .nav-btn {
    background: var(--tg-theme-bg-color, #ffffff);
    border: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
    border-radius: 16px;
    color: var(--tg-theme-text-color, #000000);
    padding: 12px 16px;
    font-size: 1.0rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-bar-mobile .nav-btn:active {
  background: #e6f0fa;
}

@media (min-width: 700px) {
  .nav-bar-mobile { display: none; }
}

.btn-nutrition-norms {
    background: linear-gradient(135deg, var(--tg-theme-button-color, #40a7e3), var(--tg-theme-link-color, #2481cc));
    color: var(--tg-theme-button-text-color, #ffffff);
    border: none;
    border-radius: 16px;
    padding: 14px 24px;
    font-size: 1.0rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 48px;
}

.form-select {
  display: inline-block;
  width: auto;
  min-width: 120px;
  max-width: 220px;
  padding: 8px 36px 8px 12px;
  font-size: 1rem;
  color: var(--tg-theme-text-color, #222);
  background: var(--tg-theme-bg-color, #fff) url('data:image/svg+xml;utf8,<svg fill="%236c757d" height="20" viewBox="0 0 20 20" width="20" xmlns="http://www.w3.org/2000/svg"><path d="M7.293 7.293a1 1 0 011.414 0L10 8.586l1.293-1.293a1 1 0 111.414 1.414l-2 2a1 1 0 01-1.414 0l-2-2a1 1 0 010-1.414z"/></svg>') no-repeat right 12px center/18px 18px;
  border: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
  border-radius: 8px;
  box-shadow: 0 1px 4px rgba(60,60,60,0.04);
  transition: border-color 0.2s, box-shadow 0.2s;
  appearance: none;
  cursor: pointer;
}
.form-select:focus {
  border-color: var(--tg-theme-button-color, #40a7e3);
  outline: none;
  box-shadow: 0 0 0 2px rgba(64,167,227,0.15);
}
.form-select:hover {
  border-color: var(--tg-theme-button-color, #40a7e3);
}
.form-select option {
  color: var(--tg-theme-text-color, #222);
  background: var(--tg-theme-bg-color, #fff);
}

/* SEARCH CONTAINER STYLES */
.search-container {
    position: relative;
    margin-bottom: 16px;
}

.search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--tg-theme-hint-color, #707579);
    font-size: 1rem;
    z-index: 2;
}

.search-input {
    width: 100%;
    padding: 12px 40px 12px 16px;
    border: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
    border-radius: 8px;
    background: var(--app-bg-color);
    color: var(--app-text-color);
    font-size: 1.0rem;
    transition: all 0.2s ease;
}

.search-input:focus {
    outline: none;
    border-color: var(--app-button-color);
    box-shadow: 0 0 0 3px rgba(64, 167, 227, 0.1);
}

.search-input::placeholder {
    color: var(--tg-theme-hint-color, #707579);
}

/* ADD CLIENT BUTTON STYLES */
.add-client-container {
    position: fixed;
    bottom: 80px;
    right: 16px;
    z-index: 100;
}

.add-client-button {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--tg-theme-button-color, #40a7e3);
    color: white;
    border: none;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(64, 167, 227, 0.3);
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.add-client-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(64, 167, 227, 0.4);
}

.add-client-button:active {
    transform: translateY(0);
}

.plan-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.plan-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 8px 0;
    color: var(--app-text-color);
}

.plan-meta {
    font-size: 0.8rem;
    color: var(--app-secondary-text-color);
    padding: 8px;
}

.plan-comment {
    font-size: 0.8rem;
    color: var(--app-secondary-text-color);
}

.plan-actions {
    display: flex;
    gap: 8px;
}

/* plan-action-btn moved to trainer.css - removed duplicate */

/* UNIFIED TEXT STYLES - Extending from trainer.css */
.plan-description-modern,
.form-input-modern,
.form-textarea-modern,
.client-meta,
.norm-label,
.guide-text-modern,
.guide-list-modern li,
.exercise-name,
.file-upload-text,
.file-name,
.search-input,
.form-control {
    font-size: 1rem;
}

/* Font size improvements - ensuring minimum 1rem */
.client-meta,
.norm-label,
.search-input,
.form-control,
.card .card-text,
.list-group-item,
.table td,
.table th,
.form-label,
.form-text {
    font-size: 1.0rem;
}

/* Button group improvements */
.card .btn-group .btn {
    border-radius: 12px;
    font-weight: 600;
    font-size: 1.0rem;
}

/* Measurements range switcher specific */
#measurementsRangeSwitcher .btn { 
    font-size: 1.0rem; 
    min-width: 60px; 
    padding: 7px 4px; 
    border-radius: 12px;
    font-weight: 600;
} 

/* Tab content styles */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Additional spacing improvements for specific elements */
#clientInfo {
    margin-top: 24px !important;
    margin-bottom: 20px;
}

/* Ensure proper spacing in client_info layout */
@media (max-width: 600px) {
    #clientInfo {
        margin-top: 20px !important;
    }
}

@media (max-width: 480px) {
    #clientInfo {
        margin-top: 16px !important;
    }
} 

/* SEARCHABLE SELECT STYLES */
.searchable-select-container {
    position: relative;
}

.search-clear-btn {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--tg-theme-hint-color, #707579);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0;
    width: 20px;
    height: 20px;
    display: none;
    align-items: center;
    justify-content: center;
    transition: color 0.2s ease;
    z-index: 10;
}

.search-clear-btn:hover {
    color: var(--app-text-color, #333);
}

.search-clear-btn.show {
    display: flex;
}

.dropdown-list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--app-bg-color, #fff);
    border: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
    border-top: none;
    border-radius: 0 0 8px 8px;
    max-height: 200px;
    overflow-y: auto;
    z-index: 1000;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.dropdown-item {
    padding: 12px 16px;
    cursor: pointer;
    color: var(--app-text-color, #333);
    border-bottom: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
    transition: background-color 0.2s ease;
}

.dropdown-item:last-child {
    border-bottom: none;
}

.dropdown-item:hover {
    background-color: var(--tg-theme-secondary-bg-color, #f3f4f6);
}

.dropdown-item:active {
    background-color: var(--tg-theme-button-color, #40a7e3);
    color: white;
}

/* Стили для темной темы */
html.dark-theme .dropdown-list {
    background: var(--tg-theme-bg-color, #1a1a1a);
    border-color: var(--tg-theme-section-separator-color, #2a2a2a);
}

html.dark-theme .dropdown-item {
    color: var(--tg-theme-text-color, #fff);
    border-bottom-color: var(--tg-theme-section-separator-color, #2a2a2a);
}

html.dark-theme .dropdown-item:hover {
    background-color: var(--tg-theme-secondary-bg-color, #2a2a2a);
}

/* Hide number input spinners/arrows */
input[type="number"] {
    -moz-appearance: textfield; /* Firefox */
    appearance: textfield; /* Standard */
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
  appearance: none;
  margin: 0;
}

/* Dark theme specific styles */
html.dark-theme .range-switcher .btn:hover {
    background: var(--tg-theme-secondary-bg-color, #2a2a2a);
}

html.dark-theme .measure-card {
    box-shadow: 0 2px 12px rgba(255,255,255,0.05);
}

html.dark-theme .measure-card:hover {
    box-shadow: 0 4px 20px rgba(255,255,255,0.08);
}

html.dark-theme #measurementsChartCanvas {
    box-shadow: 0 2px 12px rgba(255,255,255,0.05);
}

html.dark-theme .nav-bar-mobile {
    box-shadow: 0 2px 8px rgba(255,255,255,0.05);
}

html.dark-theme .nav-bar-mobile .nav-btn:active {
    background: var(--tg-theme-secondary-bg-color, #2a2a2a);
}

html.dark-theme .form-select {
    background: var(--tg-theme-bg-color, #1a1a1a) url('data:image/svg+xml;utf8,<svg fill="%23ffffff" height="20" viewBox="0 0 20 20" width="20" xmlns="http://www.w3.org/2000/svg"><path d="M7.293 7.293a1 1 0 011.414 0L10 8.586l1.293-1.293a1 1 0 111.414 1.414l-2 2a1 1 0 01-1.414 0l-2-2a1 1 0 010-1.414z"/></svg>') no-repeat right 12px center/18px 18px;
    box-shadow: 0 1px 4px rgba(255,255,255,0.04);
}

html.dark-theme .modal-content {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

html.dark-theme .close-button:hover {
    background: var(--tg-theme-secondary-bg-color, rgba(255,255,255,0.1));
}

/* Superset Interface Styles */
.superset-header-card {
    background: linear-gradient(135deg, rgba(49, 181, 69, 0.08), rgba(40, 167, 69, 0.05));
    border: 2px solid rgba(49, 181, 69, 0.25);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(49, 181, 69, 0.1);
}

.superset-header-card h2 {
    margin: 0 0 12px 0;
    color: var(--app-text-color);
    font-size: 1.4rem;
    font-weight: 600;
}

.superset-meta {
    display: flex;
    gap: 16px;
    margin-bottom: 12px;
    font-size: 0.9rem;
    color: var(--app-secondary-text-color);
}

.exercises-count {
    display: flex;
    align-items: center;
    gap: 6px;
}

.exercises-count::before {
    content: "🏋️";
    font-size: 1rem;
}

.rest-time {
    display: flex;
    align-items: center;
    gap: 6px;
}

.rest-time::before {
    content: "⏱️";
    font-size: 1rem;
}

.superset-description {
    color: var(--app-text-color);
    line-height: 1.5;
    font-size: 0.95rem;
}

.exercise-descriptions-section {
    margin-bottom: 20px;
}

.exercise-descriptions-section h3 {
    margin-bottom: 16px;
    color: var(--app-text-color);
    font-size: 1.2rem;
    font-weight: 600;
}

.exercise-descriptions-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.exercise-description-item {
    background: var(--tg-theme-bg-color);
    border: 1px solid var(--app-border-color);
    border-radius: 8px;
    overflow: hidden;
}

.exercise-description-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 16px;
    background: rgba(64, 167, 227, 0.05);
    border-bottom: 1px solid var(--app-border-color);
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.exercise-description-header:hover {
    background: rgba(64, 167, 227, 0.1);
}

.exercise-description-header h4 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--app-text-color);
}

.toggle-description-btn {
    background: none;
    border: none;
    padding: 8px;
    cursor: pointer;
    color: var(--app-secondary-text-color);
    border-radius: 4px;
    transition: all 0.2s ease;
}

.toggle-description-btn:hover {
    background: rgba(64, 167, 227, 0.1);
    color: var(--app-text-color);
}

.exercise-description-content {
    padding: 16px;
    display: none;
}

.exercise-description-content:first-child {
    display: block;
}

.exercise-instructions {
    margin-bottom: 12px;
    line-height: 1.5;
    color: var(--app-text-color);
}

.exercise-media {
    margin-top: 12px;
}

.exercise-media .video-container,
.exercise-media .image-container {
    border-radius: 8px;
    overflow: hidden;
    max-width: 100%;
}

.exercise-media video,
.exercise-media img {
    width: 100%;
    height: auto;
    display: block;
}

.superset-form-card {
    background: var(--tg-theme-bg-color);
    border: 1px solid var(--app-border-color);
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.superset-set-item {
    background: var(--tg-theme-bg-color);
    border: 1px solid var(--app-border-color);
    border-radius: 8px;
    margin-bottom: 16px;
    overflow: hidden;
}

.superset-set-item.completed-set {
    border-color: rgba(49, 181, 69, 0.4);
    background: rgba(49, 181, 69, 0.02);
}

.completed-badge {
    background: rgba(49, 181, 69, 0.1);
    color: #31b545;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

.exercises-in-set {
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.exercise-in-set {
    background: rgba(64, 167, 227, 0.02);
    border: 1px solid rgba(64, 167, 227, 0.1);
    border-radius: 6px;
    padding: 12px;
}

.exercise-in-set-header {
    margin-bottom: 12px;
}

.exercise-in-set-header h5 {
    margin: 0 0 8px 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--app-text-color);
}

.target-values {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 0.85rem;
}

.target-weight,
.target-reps,
.target-duration {
    /* background: rgba(64, 167, 227, 0.1); */
    color: var(--app-text-color);
    padding: 8px 4px;
    border-radius: 4px;
    font-weight: 500;
}

.exercise-in-set-inputs {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 12px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.input-group label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--app-secondary-text-color);
}

.input-group input {
    padding: 8px 12px;
    border: 1px solid var(--app-border-color);
    border-radius: 6px;
    font-size: 0.9rem;
    background: var(--app-bg-color);
    color: var(--app-text-color);
    transition: border-color 0.2s ease;
}

.input-group input:focus {
    outline: none;
    border-color: var(--app-button-color);
    box-shadow: 0 0 0 2px rgba(64, 167, 227, 0.1);
}

/* Responsive styles */
@media (max-width: 480px) {
    .superset-header-card {
        padding: 16px;
    }
    
    .superset-header-card h2 {
        font-size: 1.2rem;
    }
    
    .superset-meta {
        flex-direction: column;
        gap: 8px;
    }
    
    .exercise-description-header {
        padding: 10px 12px;
    }
    
    .exercise-description-content {
        padding: 12px;
    }
    
    .exercises-in-set {
        padding: 12px;
        gap: 12px;
    }
    
    .exercise-in-set {
        padding: 10px;
    }
    
    .exercise-in-set-inputs {
        grid-template-columns: 1fr;
        gap: 10px;
    }
}

/* Superset Card Styles for Workout Details */
.superset-card {
    background: linear-gradient(135deg, rgba(49, 181, 69, 0.05), rgba(40, 167, 69, 0.03));
    border: 2px solid rgba(49, 181, 69, 0.25);
    border-radius: 12px;
    padding: 0;
    margin: 16px 0;
    box-shadow: 0 1px 4px rgba(49, 181, 69, 0.1);
    transition: all 0.3s ease;
}

.superset-card.completed {
    border-color: rgba(49, 181, 69, 0.5);
    background: linear-gradient(135deg, rgba(49, 181, 69, 0.08), rgba(40, 167, 69, 0.05));
    box-shadow: 0 2px 8px rgba(49, 181, 69, 0.15);
}

.superset-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(49, 181, 69, 0.2);
    border-color: rgba(49, 181, 69, 0.4);
}

.superset-info {
    flex: 1;
}

.superset-info h4 {
    margin: 0 0 8px 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--app-text-color);
}

.superset-meta {
    display: flex;
    gap: 16px;
    font-size: 0.85rem;
    color: var(--app-secondary-text-color);
}

.exercises-count {
    display: flex;
    align-items: center;
    gap: 4px;
}

.exercises-count::before {
    content: "🏋️";
    font-size: 0.9rem;
}

.rest-time {
    display: flex;
    align-items: center;
    gap: 4px;
}

.rest-time::before {
    content: "⏱️";
    font-size: 0.9rem;
}

.superset-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: rgba(49, 181, 69, 0.1);
    border-radius: 50%;
    color: #31b545;
    font-size: 1.1rem;
}

.superset-description {
    padding: 0 20px 16px 20px;
    color: var(--app-text-color);
    line-height: 1.5;
    font-size: 0.9rem;
    margin: 0;
}

.superset-exercises-preview {
    padding: 0 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.superset-exercise-preview {
    background: rgba(64, 167, 227, 0.02);
    border: 1px solid rgba(64, 167, 227, 0.1);
    border-radius: 8px;
    padding: 12px;
}

.exercise-preview-info h5 {
    margin: 0 0 8px 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--app-text-color);
}

.exercise-media-preview-mini {
    margin-bottom: 8px;
}

.video-thumbnail-mini,
.image-thumbnail-mini {
    width: 60px;
    height: 40px;
    border-radius: 6px;
    overflow: hidden;
    background: var(--app-secondary-bg-color);
}

.video-thumbnail-mini video,
.image-thumbnail-mini img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.exercise-sets-mini {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.set-mini {
    background: rgba(64, 167, 227, 0.1);
    color: var(--app-text-color);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 500;
}

.superset-actions {
    padding: 16px 20px;
    border-top: 1px solid rgba(49, 181, 69, 0.1);
    display: flex;
    justify-content: center;
}

.superset-actions .execute-button,
.superset-actions .edit-button {
    padding: 10px 20px;
    border-radius: 8px;
    border: none;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    min-width: 120px;
}

.superset-actions .execute-button {
    background: linear-gradient(135deg, #31b545, #28a745);
    color: white;
}

.superset-actions .execute-button:hover {
    background: linear-gradient(135deg, #28a745, #218838);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(49, 181, 69, 0.3);
}

.superset-actions .edit-button {
    background: linear-gradient(135deg, #40a7e3, #2481cc);
    color: white;
}

.superset-actions .edit-button:hover {
    background: linear-gradient(135deg, #2481cc, #1e6bb8);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(64, 167, 227, 0.3);
}

/* Superset container styles - new simplified container */
.superset-container {
    background: var(--tg-theme-bg-color);
    border: 1px solid var(--app-border-color);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 16px;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.superset-container.completed {
    border-color: var(--app-success-color);
    background: rgba(49, 181, 69, 0.05);
}

.superset-container:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.superset-container .superset-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--app-border-color);
}

.superset-container .superset-header h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--app-text-color);
}

.superset-container .rest-time {
    font-size: 0.85rem;
    color: var(--app-secondary-text-color);
    display: flex;
    align-items: center;
    gap: 4px;
}

.superset-container .rest-time::before {
    content: "⏱️";
    font-size: 0.9rem;
}

.superset-container .superset-description {
    margin-bottom: 12px;
    color: var(--app-text-color);
    line-height: 1.5;
    font-size: 0.9rem;
}

.exercise-card-in-superset {
    background: var(--tg-theme-bg-color);
    border: 1px solid var(--tg-theme-section-separator-color);
    border-radius: 8px;
    padding: 12px;
    margin-bottom: 8px;
    transition: all 0.2s ease;
}

.exercise-card-in-superset:last-child {
    margin-bottom: 0;
}

.exercise-card-in-superset .exercise-header {
    margin-bottom: 8px;
}

.exercise-card-in-superset .exercise-header h4 {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--app-text-color);
}

.exercise-card-in-superset .exercise-sets h5 {
    margin: 0 0 4px 0;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--app-text-color);
}

.exercise-card-in-superset .sets-list {
    margin: 0;
    padding-left: 16px;
    font-size: 0.85rem;
    color: var(--app-text-color);
}

.exercise-card-in-superset .sets-list li {
    margin-bottom: 2px;
}

/* Superset set card styles */
.superset-set-card {
    background: var(--tg-theme-bg-color);
    border: 1px solid var(--app-border-color);
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 16px;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.superset-set-card.completed {
    border-color: var(--app-success-color);
    background: rgba(49, 181, 69, 0.05);
}

.superset-set-card:hover {
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transform: translateY(-1px);
}

.superset-set-card .set-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--app-border-color);
}

.superset-set-card .set-header h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--app-text-color);
}

.superset-set-card .completed-badge {
    background: var(--app-success-color);
    color: white;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* Exercise instructions styles */
.exercise-instructions {
    margin-top: 12px;
}

.exercise-instructions h5 {
    margin: 0 0 8px 0;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--app-text-color);
}

.instructions-text {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--app-text-color);
}

/* Toggle button styles */
.toggle-description-btn {
    background: none;
    border: none;
    color: var(--app-text-color);
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.toggle-description-btn:hover {
    background: var(--app-secondary-bg-color);
}

.toggle-description-btn i {
    font-size: 0.9rem;
}

/* Стили для видео и изображений превью */
.video-thumbnail {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.2s ease;
    cursor: pointer;
}

.video-thumbnail:hover {
    transform: scale(1.02);
}

.video-thumbnail video {
    width: 100%;
    height: auto;
    max-height: 200px;
    object-fit: cover;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}

.video-thumbnail:hover .video-overlay {
    opacity: 1;
}

.play-button {
    font-size: 2rem;
    color: white;
    margin-bottom: 8px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.video-text {
    color: white;
    font-size: 0.9rem;
    font-weight: 500;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    text-align: center;
}

.video-loading-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 8px;
    min-height: 120px;
    text-align: center;
    position: absolute;
    inset: 0;
}

.video-loading-placeholder.trainer {
    min-height: 140px; /* reduce height for superset tiles */
}

.placeholder-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.play-icon {
    font-size: 2.5rem;
    opacity: 0.8;
}

.placeholder-text {
    font-size: 1rem;
    font-weight: 600;
}

.placeholder-subtitle {
    font-size: 0.8rem;
    opacity: 0.8;
}

/* Стили для изображений */
.image-thumbnail {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    transition: transform 0.2s ease;
    cursor: pointer;
}

.image-thumbnail:hover {
    transform: scale(1.02);
}

.image-thumbnail img {
    width: 100%;
    height: auto;
    max-height: 200px;
    object-fit: cover;
}

.image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.2s ease;
    pointer-events: none;
}

.image-thumbnail:hover .image-overlay {
    opacity: 1;
}

.view-icon {
    font-size: 2rem;
    color: white;
    margin-bottom: 8px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.image-text {
    color: white;
    font-size: 0.9rem;
    font-weight: 500;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    text-align: center;
}

.image-loading-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 8px;
    min-height: 120px;
    text-align: center;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.image-loading-placeholder.trainer {
    min-height: 200px;
}

/* Enhanced placeholder styles for unavailable media */
.image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px dashed #dee2e6;
    border-radius: 12px;
    cursor: pointer;
    min-height: 200px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.image-placeholder:hover {
    background: linear-gradient(135deg, #e9ecef 0%, #dee2e6 100%);
    border-color: #adb5bd;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.video-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px dashed #dee2e6;
    border-radius: 12px;
    cursor: pointer;
    min-height: 120px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.video-placeholder:hover {
    background: linear-gradient(135deg, #e9ecef 0%, #dee2e6 100%);
    border-color: #adb5bd;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.video-placeholder.trainer {
    min-height: 200px;
}

/* Enhanced no-media placeholder */
.no-media-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px dashed #dee2e6;
    border-radius: 16px;
    min-height: 200px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    margin: 20px 0;
}

.no-media-placeholder:hover {
    background: linear-gradient(135deg, #e9ecef 0%, #dee2e6 100%);
    border-color: #adb5bd;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.no-media-placeholder .placeholder-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    padding: 20px;
}

.no-media-placeholder .placeholder-content i {
    font-size: 3rem;
    color: #6c757d;
    opacity: 0.7;
}

.no-media-placeholder .placeholder-content p {
    font-size: 1.1rem;
    color: #6c757d;
    margin: 0;
    font-weight: 500;
}

/* Enhanced placeholder content for images and videos */
.image-placeholder .placeholder-content,
.video-placeholder .placeholder-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 20px;
}

.image-placeholder .placeholder-content i,
.video-placeholder .placeholder-content i {
    font-size: 2.5rem;
    color: #6c757d;
    opacity: 0.7;
}

.image-placeholder .placeholder-content .placeholder-text,
.video-placeholder .placeholder-content .placeholder-text {
    font-size: 1rem;
    color: #6c757d;
    margin: 0;
    font-weight: 500;
}

/* Dark theme support for placeholders */
html.dark-theme .image-placeholder,
html.dark-theme .video-placeholder,
html.dark-theme .no-media-placeholder {
    background: linear-gradient(135deg, #2d3748 0%, #1a202c 100%);
    border-color: #4a5568;
}

html.dark-theme .image-placeholder:hover,
html.dark-theme .video-placeholder:hover,
html.dark-theme .no-media-placeholder:hover {
    background: linear-gradient(135deg, #4a5568 0%, #2d3748 100%);
    border-color: #718096;
}

html.dark-theme .image-placeholder .placeholder-content i,
html.dark-theme .video-placeholder .placeholder-content i,
html.dark-theme .no-media-placeholder .placeholder-content i {
    color: #a0aec0;
}

html.dark-theme .image-placeholder .placeholder-content .placeholder-text,
html.dark-theme .video-placeholder .placeholder-content .placeholder-text,
html.dark-theme .no-media-placeholder .placeholder-content p {
    color: #a0aec0;
}

/* Media type badge for exercise preview */
.media-type-badge {
    background: linear-gradient(135deg, var(--tg-theme-button-color, #40a7e3), var(--tg-theme-link-color, #2481cc));
    color: var(--tg-theme-button-text-color, #ffffff);
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-left: auto;
    box-shadow: 0 2px 4px rgba(64, 167, 227, 0.2);
}

/* Стили для панели файлов */
.file-section {
    margin-bottom: 24px;
}

.file-preview-simple {
    background: var(--tg-theme-bg-color, #ffffff);
    border: 1px solid var(--tg-theme-section-separator-color, #e1e5e9);
    border-radius: 12px;
    padding: 12px 16px;
    margin-top: 12px;
}

.file-preview-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.file-info {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 0;
}

.file-info i {
    color: var(--tg-theme-button-color, #40a7e3);
    font-size: 1.1rem;
}

.file-name {
    font-size: 1rem;
    font-weight: 500;
    color: var(--tg-theme-text-color, #1f2937);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.file-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-download {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--tg-theme-button-color, #40a7e3);
    color: var(--tg-theme-button-text-color, #ffffff);
    border: none;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    flex-shrink: 0;
    font-size: 0.9rem;
}

.btn-download:hover {
    background: #2d8bc8;
    transform: scale(1.04);
}

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

.btn-delete {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #dc3545;
    color: #ffffff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    flex-shrink: 0;
    font-size: 0.9rem;
}

.btn-delete:hover {
    background: #c82333;
    transform: scale(1.04);
}

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