/* ============================================================
   ПСИХОПАСПОРТ - Основные стили
   ============================================================ */

/* ===== Переменные и сброс ===== */
:root {
    --primary: #FF6A1A;
    --primary-dark: #AF4207;
    --primary-light: #FF8645;
    --secondary: #F7F9FC;
    --text-primary: #2C3E50;
    --text-secondary: #7F8C8D;
    --text-muted: #95A5A6;
    --success: #00B894;
    --warning: #FDCB6E;
    --danger: #E74C3C;
    --white: #FFFFFF;
    --gray-light: #ECF0F1;
    --gray: #BDC3C7;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    --shadow-hover: 0 4px 15px rgba(108, 92, 231, 0.15);
    --border-radius: 12px;
    --border-radius-sm: 8px;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--secondary);
    color: var(--text-primary);
    line-height: 1.5;
    padding-bottom: 75px; /* Место для bottom-nav */
}

/* ===== Верхняя навигация ===== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    max-width: 600px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

.logo a {
    color: var(--text-primary);
    text-decoration: none;
}

.logo i {
    font-size: 24px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    overflow: hidden;
    cursor: pointer;
    border: 2px solid var(--primary);
    transition: transform 0.3s;
}

.user-avatar:hover {
    transform: scale(1.05);
}

.user-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ===== Нижняя навигация (закреплена) ===== */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    max-width: 600px;
    margin: 0 auto; /* ← Вместо transform */
    padding: 8px 12px 16px;
    height: 75px;
    background: rgba(255, 255, 255, 0.95);
    border-top: 1px solid var(--gray-light);
    box-shadow: 0 -2px 20px rgba(0, 0, 0, 0.08);
    backdrop-filter: blur(10px);
    z-index: 99;
}

.nav-group {
    display: flex;
    gap: 16px;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 10px;
    transition: color 0.2s;
    padding: 4px 8px;
    border-radius: var(--border-radius-sm);
}

.nav-item i {
    font-size: 20px;
}

.nav-item.active,
.nav-item:hover {
    color: var(--primary);
}

/* ===== Центральная кнопка (Звезда / Характеристики) ===== */
.center-btn-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 70px;
    height: 70px;
    margin-top: -20px;
    flex-shrink: 0;
    text-decoration: none;
    z-index: 5;
}

.center-btn-bg {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, #FF8A4A, #FF6A1A);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(255, 106, 26, 0.35);
    transition: all 0.3s ease;
    cursor: pointer;
}

.center-btn-bg:hover {
    transform: scale(1.06);
    box-shadow: 0 6px 28px rgba(255, 106, 26, 0.5);
}

.center-btn-bg:active {
    transform: scale(0.94);
}

.center-btn-bg i {
    color: white;
    font-size: 24px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* ===== Основной контент ===== */
.main-content {
    max-width: 600px;
    margin: 0 auto;
    padding: 20px 16px 80px;
}

/* ===== Поиск ===== */
.search-section {
    margin-bottom: 24px;
}

.search-box {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    box-shadow: var(--shadow);
}

.search-box i {
    color: var(--text-secondary);
    font-size: 18px;
}

.search-box input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 16px;
    font-family: inherit;
}

.search-box input::placeholder {
    color: var(--gray);
}

.search-filters {
    display: flex;
    gap: 8px;
    margin-top: 12px;
    overflow-x: auto;
    padding-bottom: 4px;
}

.search-filters::-webkit-scrollbar {
    height: 4px;
}

.search-filters::-webkit-scrollbar-track {
    background: var(--gray-light);
    border-radius: 2px;
}

.search-filters::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 2px;
}

.filter-chip {
    background: var(--white);
    border: 1px solid var(--gray-light);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 14px;
    color: var(--text-secondary);
    white-space: nowrap;
    cursor: pointer;
    transition: all 0.3s;
}

.filter-chip:hover,
.filter-chip.active {
    background: var(--primary);
    color: var(--white);
    border-color: var(--primary);
}

/* ===== Статистика курсов ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-bottom: 24px;
}

.stat-card {
    background: #2C3E50;
    color: #fff;
    padding: 12px 4px;
    border-radius: var(--border-radius-sm);
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.stat-card .stat-number {
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    display: block;
    margin-bottom: 2px;
}

.stat-card .stat-label {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
}

/* ===== Карточки курсов ===== */
.courses-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.course-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 16px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    gap: 12px;
    animation: slideUp 0.4s ease-out;
}

.course-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.course-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--text-primary);
}

.course-description {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.4;
    margin-bottom: 8px;
}

/* Автор */
.author-block {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 14px;
}

.author-info-text {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.author-name {
    font-size: 13px;
    font-weight: 600;
}

.author-nick {
    font-size: 11px;
    color: var(--text-secondary);
}

.course-tag {
    background: var(--gray-light);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    color: var(--text-primary);
}

/* Горизонтальные характеристики */
.course-stats-row {
    display: flex;
    justify-content: space-between;
    background: var(--gray-light);
    border-radius: var(--border-radius-sm);
    padding: 10px 12px;
    margin-top: 4px;
    margin-bottom: 12px;
}

.course-stat-item {
    text-align: center;
}

.course-stat-item .stat-val {
    display: block;
    font-weight: 700;
    font-size: 13px;
    color: var(--text-primary);
}

.course-stat-item .stat-label {
    font-size: 10px;
    color: var(--text-secondary);
}

/* Футер карточки */
.course-footer-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.course-footer-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.course-rating {
    display: flex;
    align-items: center;
    gap: 4px;
    background: var(--gray-light);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.course-rating i {
    color: #f1c40f;
    font-size: 12px;
}

.course-duration {
    background: var(--gray-light);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-secondary);
}

.course-price {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.course-price span {
    font-size: 14px;
}

.buy-button {
    background: var(--primary);
    color: #fff;
    border: none;
    padding: 8px 24px;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    transition: 0.2s;
    text-decoration: none;
    display: inline-block;
}

.buy-button:hover {
    background: var(--primary-dark);
    transform: scale(1.02);
}

.buy-button.purchased,
.buy-button.in-progress {
    background: var(--gray-light);
    color: var(--text-primary);
}

.buy-button.completed {
    background: #eee;
    color: #999;
    cursor: default;
}

/* ===== Главная страница (HOME) ===== */
.home-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding-bottom: 20px;
}

/* Плашка Психопаспорта */
.psycho-card {
    background: #262626;
    border-radius: var(--border-radius);
    padding: 16px;
    color: #fff;
}

.psycho-header {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 12px;
}

.psycho-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.2;
}

.psycho-stats {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.stat-badge {
    flex: 1;
    padding: 10px 4px;
    border-radius: var(--border-radius-sm);
    text-align: center;
}

.stat-badge-label {
    font-size: 10px;
    opacity: 0.8;
}

.stat-badge-value {
    font-size: 18px;
    font-weight: 700;
    margin-top: 2px;
}

.stat-badge-max {
    font-size: 11px;
    opacity: 0.7;
}

.psycho-xp {
    margin-top: 4px;
}

.psycho-xp-bar-bg {
    background: rgba(255, 255, 255, 0.15);
    height: 6px;
    border-radius: 3px;
    overflow: hidden;
}

.psycho-xp-bar-fill {
    background: var(--primary);
    height: 100%;
    border-radius: 3px;
}

.psycho-xp-label {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 6px;
}

/* Новый уровень */
.level-up-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 16px;
    box-shadow: var(--shadow);
}

.level-up-header {
    display: flex;
    align-items: center;
    gap: 10px;
}

.level-up-icon {
    background: var(--primary);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 12px;
}

.level-up-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    flex: 1;
}

.level-up-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
}

.level-up-subtitle {
    font-size: 12px;
    color: var(--text-secondary);
    margin: 8px 0 12px 0;
}

.level-up-reward {
    display: flex;
    gap: 10px;
    font-size: 13px;
    font-weight: 500;
}

.reward-main {
    color: var(--text-primary);
}

.reward-desc {
    color: var(--primary);
}

/* Задание дня */
.daily-card {
    background: linear-gradient(135deg, #5b4cc4 0%, #8b5cf6 100%);
    border-radius: var(--border-radius);
    padding: 16px;
    color: #fff;
}

.daily-top {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
}

.daily-icon {
    background: rgba(255, 255, 255, 0.15);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.daily-title {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 2px;
}

.daily-subtitle {
    font-size: 12px;
    opacity: 0.8;
}

.daily-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 12px;
}

.daily-meta {
    display: flex;
    align-items: center;
    font-size: 12px;
    opacity: 0.9;
}

.daily-action-btn {
    background: #fff;
    color: var(--text-primary);
    border: none;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
}

/* Мини-библиотека курсов */
.mini-library-card {
    background: var(--primary);
    border-radius: var(--border-radius);
    padding: 16px;
    color: #fff;
}

.mini-library-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 12px;
}

.section-title {
    font-size: 13px;
    font-weight: 600;
}

.section-see-all {
    color: rgba(255, 255, 255, 0.7);
    font-size: 12px;
    text-decoration: none;
}

.mini-library-items {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mini-course-item {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-sm);
    padding: 10px 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.mini-course-icon {
    background: rgba(255, 255, 255, 0.2);
    width: 32px;
    height: 32px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.mini-course-info {
    flex: 1;
}

.mini-course-name {
    font-size: 13px;
    font-weight: 500;
}

.mini-course-tag {
    font-size: 10px;
    opacity: 0.7;
}

.mini-course-arrow {
    color: rgba(255, 255, 255, 0.5);
}

/* Дерево навыков */
.skill-tree-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 16px;
    box-shadow: var(--shadow);
}

.skill-tree-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.skill-tree-level {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
}

.skill-node {
    background: var(--gray-light);
    border-radius: var(--border-radius-sm);
    padding: 12px 14px;
    margin-bottom: 10px;
}

.skill-node:last-child {
    margin-bottom: 0;
}

.skill-node.locked {
    opacity: 0.7;
}

.skill-node-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.skill-node-progress {
    margin-bottom: 6px;
}

.skill-node-bar-bg {
    background: #fff;
    height: 4px;
    border-radius: 2px;
    overflow: hidden;
}

.skill-node-bar-fill {
    background: var(--primary);
    height: 100%;
    border-radius: 2px;
}

.skill-node-locked {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.skill-node-reqs {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.req-item {
    font-size: 11px;
    color: var(--text-secondary);
}

/* Следующая игра */
.next-game-card {
    background: linear-gradient(135deg, #4c51bf 0%, #6366f1 100%);
    border-radius: var(--border-radius);
    padding: 16px;
    color: #fff;
}

.next-game-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.next-game-icon {
    background: rgba(255, 255, 255, 0.2);
    width: 36px;
    height: 36px;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.next-game-text {
    flex: 1;
}

.next-game-title {
    font-size: 15px;
    font-weight: 600;
}

.next-game-progress {
    font-size: 13px;
    opacity: 0.9;
}

.next-game-desc {
    font-size: 11px;
    opacity: 0.7;
}

/* ===== Вкладки (Главная / Библиотека курсов) ===== */
.tabs-container {
    display: flex;
    background: var(--white);
    padding: 4px;
    border-radius: var(--border-radius-sm);
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

.tab-btn {
    flex: 1;
    text-align: center;
    padding: 10px 0;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    border-radius: 6px;
    transition: all 0.2s;
}

.tab-btn:hover {
    background: var(--gray-light);
}

.tab-btn.active {
    background: var(--primary);
    color: var(--white);
}

.tab-content {
    display: none;
    animation: slideUp 0.3s ease-out;
}

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

/* ===== Профиль ===== */
.profile-container {
    animation: fadeIn 0.5s ease-out;
}

.profile-header {
    text-align: center;
    margin-bottom: 24px;
}

.avatar-container {
    position: relative;
    display: inline-block;
    margin-bottom: 12px;
}

.profile-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--primary);
    position: relative;
    z-index: 2;
}

.avatar-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: radial-gradient(circle, var(--primary-light), transparent);
    opacity: 0.3;
    animation: pulse 2s infinite;
}

.app-title {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.character-card {
    background: linear-gradient(135deg, var(--white) 0%, #F8F9FA 100%);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-light);
}

.character-type {
    text-align: center;
    margin-bottom: 16px;
}

.type-badge {
    display: inline-block;
    background: var(--primary);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 8px;
}

.character-name {
    display: block;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.character-stats {
    display: flex;
    justify-content: space-around;
    padding-top: 16px;
    border-top: 1px solid var(--gray-light);
}

.character-stats .stat-item {
    text-align: center;
}

.character-stats .stat-label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.character-stats .stat-value {
    display: block;
    font-size: 16px;
    font-weight: 700;
    color: var(--primary);
}

.stats-section {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}

.section-title {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
    position: relative;
    padding-left: 12px;
}

.section-title::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 20px;
    background: var(--primary);
    border-radius: 2px;
}

.stat-bar-item {
    margin-bottom: 16px;
}

.stat-bar-item:last-child {
    margin-bottom: 0;
}

.stat-bar-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 6px;
    font-size: 14px;
}

.stat-name {
    color: var(--text-secondary);
    font-weight: 500;
}

.stat-percent {
    color: var(--primary);
    font-weight: 600;
}

.progress-bar-bg {
    background: var(--gray-light);
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 1s ease-out;
}

.progress-bar-fill.empathy {
    background: linear-gradient(90deg, #FF6B6B, #FF8E8E);
}

.progress-bar-fill.introversion {
    background: linear-gradient(90deg, #4ECDC4, #6DD5D5);
}

.progress-bar-fill.analytics {
    background: linear-gradient(90deg, #45B7D1, #6CD1E8);
}

.progress-bar-fill.sensitivity {
    background: linear-gradient(90deg, #F9CA24, #F6E58D);
}

.progress-bar-fill.independence {
    background: linear-gradient(90deg, #6C5CE7, #8B7EED);
}

/* Психологические блоки */
.psych-block {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

.tags-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.psych-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 14px;
    border-radius: 24px;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.3s;
    cursor: pointer;
    animation: slideInLeft 0.4s ease-out;
    animation-fill-mode: both;
}

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

.psych-tag i {
    font-size: 12px;
}

.psych-tag:nth-child(1) { animation-delay: 0.1s; }
.psych-tag:nth-child(2) { animation-delay: 0.2s; }
.psych-tag:nth-child(3) { animation-delay: 0.3s; }
.psych-tag:nth-child(4) { animation-delay: 0.4s; }

.pattern-tag {
    background: linear-gradient(135deg, #E8F4FD, #D1ECF9);
    color: #2C5F8A;
}

.trigger-tag {
    background: linear-gradient(135deg, #FEE2E2, #FCCDCD);
    color: #C0392B;
}

.trend-tag {
    background: linear-gradient(135deg, #E8F8F5, #D1F2EB);
    color: #27AE60;
}

/* Кнопка Далее */
.next-button-container {
    margin-top: 32px;
    margin-bottom: 20px;
}

.next-button {
    width: 100%;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    border: none;
    padding: 14px 24px;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    transition: all 0.3s;
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
}

.next-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(108, 92, 231, 0.4);
}

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

.next-button i {
    transition: transform 0.3s;
}

.next-button:hover i {
    transform: translateX(4px);
}

/* ===== Страница курса ===== */
.course-detail-container {
    animation: fadeIn 0.4s ease-out;
}

.user-xp-card {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: var(--border-radius);
    padding: 16px;
    margin-bottom: 20px;
    color: var(--white);
}

.user-xp-header {
    margin-bottom: 12px;
}

.user-level-info {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 8px;
}

.level-badge {
    font-size: 14px;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 12px;
    border-radius: 20px;
}

.xp-text {
    font-size: 12px;
    opacity: 0.9;
}

.user-xp-bar {
    background: rgba(255, 255, 255, 0.2);
    height: 6px;
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.user-xp-fill {
    background: var(--white);
    height: 100%;
    border-radius: 3px;
    transition: width 0.5s ease;
}

.user-xp-tip {
    font-size: 11px;
    opacity: 0.8;
}

.course-header-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

.course-badge {
    display: inline-block;
    background: var(--gray-light);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 12px;
}

.course-detail-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.3;
}

.course-detail-desc {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.5;
}

.course-progress-block {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-light);
}

.progress-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 8px;
    font-size: 14px;
}

.progress-label {
    font-weight: 500;
    color: var(--text-secondary);
}

.progress-percent {
    font-weight: 700;
    color: var(--primary);
}

.course-progress-bar {
    background: var(--gray-light);
    height: 8px;
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 12px;
}

.course-progress-fill {
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease;
}

.progress-stats {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-secondary);
}

.lessons-section {
    margin-bottom: 20px;
}

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

.lesson-card {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 16px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    position: relative;
}

.lesson-card.locked {
    opacity: 0.7;
}

.lesson-card:not(.locked):hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-hover);
}

.lesson-number {
    position: absolute;
    left: -8px;
    top: 16px;
    width: 28px;
    height: 28px;
    background: var(--primary);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(108, 92, 231, 0.3);
}

.lesson-card.locked .lesson-number {
    background: var(--gray);
}

.lesson-content {
    margin-left: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}

.lesson-header {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
}

.lesson-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 18px;
}

.lesson-card.locked .lesson-icon {
    background: var(--gray);
}

.lesson-info {
    flex: 1;
}

.lesson-title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-primary);
}

.lesson-meta {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: var(--text-secondary);
}

.lesson-meta i {
    margin-right: 4px;
    font-size: 11px;
}

.lesson-actions {
    min-width: 80px;
    text-align: right;
}

.lesson-status {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: 20px;
}

.lesson-status.completed {
    background: rgba(0, 184, 148, 0.1);
    color: var(--success);
}

.lesson-status.locked {
    background: var(--gray-light);
    color: var(--text-secondary);
}

.lesson-status i {
    font-size: 14px;
}

.lesson-btn {
    border: none;
    padding: 8px 16px;
    border-radius: var(--border-radius-sm);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.start-btn {
    background: var(--primary);
    color: var(--white);
}

.start-btn:hover {
    background: var(--primary-dark);
    transform: scale(1.02);
}

.course-actions {
    display: flex;
    gap: 12px;
    margin-top: 20px;
    margin-bottom: 40px;
}

.action-btn {
    flex: 1;
    padding: 12px 20px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.back-btn {
    background: var(--gray-light);
    color: var(--text-secondary);
}

.back-btn:hover {
    background: var(--gray);
    color: var(--text-primary);
}

.continue-btn {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
}

.continue-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(108, 92, 231, 0.4);
}

/* ===== Модальное окно ===== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
}

.modal-content {
    background: var(--white);
    border-radius: 20px;
    max-width: 400px;
    width: 90%;
    margin: 20px;
    animation: modalSlideIn 0.3s ease-out;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.modal-header {
    position: relative;
    padding: 24px 24px 16px;
    text-align: center;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
}

.modal-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 12px;
}

.modal-icon i {
    font-size: 28px;
}

.modal-header h3 {
    font-size: 20px;
    font-weight: 600;
    margin: 0;
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    background: rgba(255, 255, 255, 0.2);
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 20px;
    color: var(--white);
    transition: all 0.3s;
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

.modal-body {
    padding: 24px;
}

.modal-question {
    text-align: center;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.course-preview {
    background: var(--secondary);
    border-radius: var(--border-radius);
    padding: 16px;
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.course-preview-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.course-preview-icon i {
    font-size: 24px;
    color: var(--white);
}

.course-preview-info {
    flex: 1;
}

.course-preview-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.course-preview-price {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

.modal-benefit {
    background: rgba(0, 184, 148, 0.1);
    border-radius: var(--border-radius-sm);
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
    color: var(--success);
    margin-bottom: 0;
}

.modal-benefit i {
    font-size: 16px;
}

.modal-footer {
    padding: 16px 24px 24px;
    display: flex;
    gap: 12px;
}

.modal-btn {
    flex: 1;
    padding: 12px 20px;
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.modal-btn-no {
    background: var(--gray-light);
    color: var(--text-secondary);
}

.modal-btn-no:hover {
    background: var(--gray);
    color: var(--text-primary);
}

.modal-btn-yes {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
}

.modal-btn-yes:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(108, 92, 231, 0.4);
}

/* ===== Страница оплаты ===== */
.payment-container {
    max-width: 500px;
    margin: 0 auto;
    animation: fadeIn 0.4s ease-out;
}

.payment-header {
    text-align: center;
    margin-bottom: 24px;
}

.payment-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.payment-icon i {
    font-size: 32px;
    color: var(--white);
}

.payment-header h1 {
    font-size: 24px;
    margin-bottom: 8px;
}

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

.payment-course-preview {
    display: flex;
    gap: 16px;
    padding: 20px;
    margin-bottom: 24px;
}

.payment-course-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.payment-course-icon i {
    font-size: 24px;
    color: var(--white);
}

.payment-course-info {
    flex: 1;
}

.payment-course-info h3 {
    font-size: 16px;
    margin-bottom: 6px;
}

.payment-course-info p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.payment-price {
    font-size: 20px;
    font-weight: 700;
    color: var(--primary);
}

.payment-methods {
    margin-bottom: 24px;
}

.payment-methods h3 {
    font-size: 16px;
    margin-bottom: 12px;
}

.methods-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.method-card {
    background: var(--white);
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius);
    padding: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: all 0.3s;
}

.method-card:hover {
    border-color: var(--primary);
    transform: translateY(-2px);
}

.method-card.active {
    border-color: var(--primary);
    background: rgba(108, 92, 231, 0.05);
}

.method-card i {
    font-size: 24px;
    color: var(--primary);
}

.payment-details {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}

.input-group {
    margin-bottom: 16px;
}

.input-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--text-secondary);
}

.input-group input {
    width: 100%;
    padding: 12px;
    border: 2px solid var(--gray-light);
    border-radius: var(--border-radius-sm);
    font-size: 14px;
    transition: all 0.3s;
}

.input-group input:focus {
    outline: none;
    border-color: var(--primary);
}

.input-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.payment-summary {
    background: var(--white);
    border-radius: var(--border-radius);
    padding: 20px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
}

.summary-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    font-size: 14px;
}

.summary-row.total {
    padding-top: 12px;
    margin-top: 8px;
    border-top: 1px solid var(--gray-light);
    font-size: 18px;
    font-weight: 700;
}

.summary-row.total span:last-child {
    color: var(--primary);
}

.payment-actions {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
}

.payment-btn {
    flex: 1;
    padding: 14px;
    border: none;
    border-radius: var(--border-radius);
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.cancel-btn {
    background: var(--gray-light);
    color: var(--text-secondary);
}

.cancel-btn:hover {
    background: var(--gray);
    color: var(--text-primary);
}

.pay-btn {
    background: linear-gradient(135deg, var(--success), #00a87a);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(0, 184, 148, 0.3);
}

.pay-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 184, 148, 0.4);
}

.payment-security {
    text-align: center;
    padding: 16px;
    font-size: 13px;
    color: var(--text-secondary);
}

.payment-security i {
    color: var(--success);
    margin-right: 8px;
}

/* ===== Уведомления ===== */
.notification-btn {
    position: relative;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.notification-btn:hover {
    background: rgba(255, 106, 26, 0.1);
    color: var(--primary);
}

.notification-badge {
    position: absolute;
    top: 0;
    right: 0;
    background: #f56565;
    color: white;
    font-size: 0.6rem;
    font-weight: 700;
    min-width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
    transform: translate(25%, -25%);
    border: 2px solid var(--white);
}

.notifications-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
}

.notifications-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.notifications-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
}

.notifications-modal-content {
    position: relative;
    background: var(--white);
    border-radius: 16px;
    width: 90%;
    max-width: 500px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
}

.notifications-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 20px;
    border-bottom: 2px solid rgba(255, 106, 26, 0.15);
    flex-shrink: 0;
}

.notifications-modal-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}

.notifications-modal-header h3 i {
    color: var(--primary);
    font-size: 20px;
}

.notifications-modal-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.notifications-mark-all {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    padding: 6px 14px;
    border-radius: 20px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
}

.notifications-mark-all:hover {
    background: rgba(255, 106, 26, 0.08);
    color: var(--primary);
    border-color: rgba(255, 106, 26, 0.2);
}

.notifications-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 20px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.notifications-close:hover {
    background: var(--gray-light);
    color: var(--text-primary);
}

.notifications-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px 0;
    min-height: 200px;
    max-height: 50vh;
}

.notifications-list::-webkit-scrollbar {
    width: 4px;
}

.notifications-list::-webkit-scrollbar-track {
    background: var(--gray-light);
    border-radius: 4px;
}

.notifications-list::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 4px;
}

.notifications-loading {
    text-align: center;
    color: var(--text-muted);
    padding: 40px 20px;
}

.notifications-loading i {
    color: var(--primary);
}

.notification-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 14px 20px;
    border-bottom: 1px solid var(--gray-light);
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    color: var(--text-primary);
    position: relative;
}

.notification-item:hover {
    background: rgba(255, 106, 26, 0.05);
}

.notification-item.unread {
    background: rgba(255, 106, 26, 0.06);
    border-left: 4px solid var(--primary);
}

.notification-item.unread:hover {
    background: rgba(255, 106, 26, 0.12);
}

.notification-item.unread .notification-title {
    color: var(--primary);
}

.notification-item.read {
    opacity: 0.75;
}

.notification-item.read .notification-title {
    color: var(--text-secondary);
}

.notification-item .notification-icon {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 16px;
    margin-top: 2px;
}

.notification-item .notification-icon.info {
    background: rgba(255, 106, 26, 0.15);
    color: var(--primary);
}

.notification-item .notification-icon.success {
    background: rgba(0, 184, 148, 0.15);
    color: var(--success);
}

.notification-item .notification-icon.warning {
    background: rgba(253, 203, 110, 0.2);
    color: #e67e22;
}

.notification-item .notification-icon.error {
    background: rgba(245, 101, 101, 0.15);
    color: var(--danger);
}

.notification-item .notification-content {
    flex: 1;
    min-width: 0;
}

.notification-item .notification-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.notification-item .notification-message {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.notification-item .notification-time {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.notification-item .notification-time i {
    font-size: 10px;
}

.notification-item .notification-delete {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 6px;
    border-radius: 8px;
    transition: all 0.3s ease;
    flex-shrink: 0;
    opacity: 0;
    margin-top: 2px;
}

.notification-item:hover .notification-delete {
    opacity: 1;
}

.notification-item .notification-delete:hover {
    color: var(--danger);
    background: rgba(245, 101, 101, 0.1);
}

.notifications-empty {
    text-align: center;
    color: var(--text-muted);
    padding: 50px 20px;
}

.notifications-empty i {
    font-size: 48px;
    margin-bottom: 16px;
    color: var(--gray);
}

.notifications-empty h4 {
    margin: 0 0 8px 0;
    color: var(--text-secondary);
    font-size: 16px;
}

.notifications-empty p {
    margin: 0;
    font-size: 14px;
}

.notifications-modal-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 20px;
    border-top: 1px solid var(--gray-light);
    flex-shrink: 0;
    font-size: 13px;
    color: var(--text-muted);
}

.notifications-load-more {
    background: none;
    border: none;
    color: var(--primary);
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 20px;
    transition: all 0.3s ease;
}

.notifications-load-more:hover {
    background: rgba(255, 106, 26, 0.08);
    transform: translateX(2px);
}

/* ===== Плейсхолдер ===== */
.placeholder-container {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.placeholder-container i {
    font-size: 64px;
    color: var(--primary-light);
    margin-bottom: 20px;
}

.placeholder-container h2 {
    font-size: 24px;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.placeholder-container p {
    font-size: 14px;
}

/* ===== Анимации ===== */
@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes pulse {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.3;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.1);
        opacity: 0.5;
    }
}

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

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

@keyframes starPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.4); }
    100% { transform: scale(1); }
}

/* ===== Адаптивность ===== */
@media (max-width: 480px) {
    .main-content {
        padding: 16px 12px 80px;
    }

    .stats-grid {
        gap: 8px;
    }

    .stat-card {
        padding: 8px;
    }

    .stat-number {
        font-size: 18px;
    }

    .course-title {
        font-size: 16px;
    }

    .course-price {
        font-size: 18px;
    }

    .buy-button {
        padding: 8px 20px;
    }

    .course-actions {
        flex-direction: column;
    }

    .course-detail-title {
        font-size: 20px;
    }

    .lesson-content {
        flex-direction: column;
        align-items: stretch;
        gap: 12px;
    }

    .lesson-actions {
        text-align: left;
    }

    .lesson-header {
        gap: 10px;
    }

    .lesson-icon {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }

    /* Модальное окно */
    .modal-content {
        width: 95%;
        margin: 16px;
    }

    .modal-header {
        padding: 20px 20px 12px;
    }

    .modal-body {
        padding: 20px;
    }

    .modal-footer {
        padding: 12px 20px 20px;
    }

    .modal-btn {
        padding: 10px 16px;
        font-size: 14px;
    }

    .course-preview-title {
        font-size: 14px;
    }

    .course-preview-price {
        font-size: 18px;
    }

    /* Уведомления */
    .notifications-modal-content {
        width: 95%;
        max-height: 92vh;
        border-radius: 12px;
    }

    .notification-item {
        padding: 12px 14px;
    }

    .notifications-modal-header {
        padding: 14px 16px;
    }

    .notifications-modal-header h3 {
        font-size: 16px;
    }

    .notification-item .notification-icon {
        width: 34px;
        height: 34px;
        font-size: 14px;
    }

    .notification-item .notification-title {
        font-size: 13px;
    }

    .notification-item .notification-message {
        font-size: 12px;
    }

    .notifications-empty i {
        font-size: 36px;
    }
}

@media (min-width: 768px) {
    .profile-container {
        max-width: 600px;
        margin: 0 auto;
    }
}