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

:root {
    /* Строгая цветовая палитра: белый/черный/синий */
    --tg-theme-bg-color: #ffffff;
    --tg-theme-text-color: #1a1a1a;
    --tg-theme-hint-color: #6b7280;
    --tg-theme-link-color: #2563eb;
    --tg-theme-button-color: #2563eb;
    --tg-theme-button-text-color: #ffffff;
    
    /* Основные цвета - строгие синие оттенки */
    --primary-blue: #2563eb;
    --primary-blue-dark: #1e40af;
    --primary-blue-light: #3b82f6;
    --accent-blue: #1e3a8a;
    
    /* Градиенты - минималистичные синие */
    --primary-gradient: linear-gradient(135deg, #1e40af 0%, #2563eb 100%);
    --primary-gradient-hover: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
    --secondary-gradient: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
    --accent-gradient: linear-gradient(135deg, #1e3a8a 0%, #3b82f6 100%);
    
    --light-blue: #dbeafe;
    --border-color: #e5e7eb;
    --card-bg: #ffffff;
    
    /* Тени */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Радиусы */
    --radius-sm: 8px;
    --radius: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
}

html {
    overscroll-behavior-y: none;
    -webkit-overflow-scrolling: touch;
    touch-action: pan-y;
    height: 100%;
    overflow-x: hidden;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: #ffffff;
    background-attachment: fixed;
    color: var(--tg-theme-text-color);
    margin: 0;
    padding: 0;
    padding-bottom: 70px;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overscroll-behavior-y: none;
    overflow-x: hidden;
    position: relative;
}

/* Навигация снизу */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: space-around;
    padding: 10px 0 calc(10px + env(safe-area-inset-bottom));
    z-index: 1000;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.08);
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    cursor: pointer;
    color: #9ca3af;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 70px;
    position: relative;
}

.nav-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: var(--primary-gradient);
    border-radius: 0 0 8px 8px;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-item.active {
    color: var(--primary-blue);
    transform: translateY(-2px);
}

.nav-item.active::before {
    width: 40px;
}

.nav-item:hover {
    color: var(--primary-blue);
    transform: translateY(-2px);
}

.nav-item svg {
    width: 24px;
    height: 24px;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-item.active svg {
    transform: scale(1.1);
}

.nav-item span {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.3px;
}

/* Страницы */
.page {
    display: none;
    min-height: calc(100vh - 70px);
    animation: fadeIn 0.3s ease-in-out;
}

.page.active {
    display: block;
}

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

/* Заголовок страницы */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 20px 16px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(229, 231, 235, 0.5);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.page-header h1 {
    font-size: 28px;
    font-weight: 700;
    color: #1a1a1a;
    letter-spacing: -0.5px;
}

.header-avatar {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-blue);
    padding: 2px;
    transition: transform 0.2s ease;
    cursor: pointer;
}

.header-avatar:hover {
    transform: scale(1.1);
}

.header-avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

.header-icon {
    width: 24px;
    height: 24px;
    cursor: pointer;
    color: var(--primary-blue);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.header-icon:hover {
    transform: rotate(90deg);
}

.settings-btn {
    background: rgba(99, 102, 241, 0.1);
    border: none;
    width: 38px;
    height: 38px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--primary-blue);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    padding: 0;
}

.settings-btn:hover {
    background: var(--primary-gradient);
    color: white;
    transform: rotate(90deg);
}

.settings-btn svg {
    width: 20px;
    height: 20px;
}

.settings-content {
    padding: 20px;
    overflow-y: auto;
    max-height: calc(90vh - 60px);
}

.settings-item {
    padding: 16px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.settings-item-title {
    font-size: 16px;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 8px;
    letter-spacing: -0.2px;
}

.settings-item-description {
    font-size: 13px;
    font-weight: 600;
    color: #475569;
    margin-bottom: 12px;
    line-height: 1.5;
}

/* Контент */
.content {
    padding: 20px;
}

/* Лента публикаций */
.feed-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.post-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.8);
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.post-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background: rgba(37, 99, 235, 0.03);
    border-bottom: 1px solid var(--border-color);
}

.post-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-blue);
    padding: 2px;
    box-shadow: var(--shadow-sm);
}

.post-user-info {
    flex: 1;
}

.post-username {
    font-weight: 700;
    font-size: 16px;
    color: #1a1a1a;
    letter-spacing: -0.2px;
}

.post-description {
    font-size: 13px;
    color: #6b7280;
    margin-top: 4px;
    font-weight: 600;
}

.post-emotion {
    font-size: 28px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.post-emotion:hover {
    transform: scale(1.2) rotate(5deg);
}

.post-image {
    width: 100%;
    max-height: 450px;
    object-fit: cover;
    display: block;
}

.post-reactions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 16px 20px;
    background: rgba(248, 249, 250, 0.5);
}

.reaction-buttons {
    display: flex;
    gap: 12px;
}

.reaction-btn {
    background: rgba(37, 99, 235, 0.1);
    border: 2px solid transparent;
    font-size: 24px;
    cursor: pointer;
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.reaction-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(37, 99, 235, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s;
}

.reaction-btn:hover::before {
    width: 100px;
    height: 100px;
}

.reaction-btn:hover {
    transform: scale(1.15) translateY(-2px);
    border-color: var(--primary-blue);
    box-shadow: var(--shadow);
}

.reaction-btn.active {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
    transform: scale(1.1);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.reaction-count {
    font-size: 14px;
    font-weight: 600;
    color: #6b7280;
    background: rgba(37, 99, 235, 0.1);
    padding: 4px 10px;
    border-radius: var(--radius-full);
}

/* Чаты */
.chats-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.chat-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid transparent;
}

.chat-item:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-blue);
    background: rgba(37, 99, 235, 0.05);
}

.chat-avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-blue);
    padding: 2px;
    box-shadow: var(--shadow-sm);
}

.chat-info {
    flex: 1;
}

.chat-name {
    font-weight: 700;
    font-size: 16px;
    color: #1a1a1a;
    letter-spacing: -0.2px;
}

.chat-preview {
    font-size: 13px;
    color: #6b7280;
    margin-top: 4px;
    font-weight: 600;
}

/* Друзья */
.friends-container {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.friend-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid transparent;
}

.friend-item:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-blue);
    background: rgba(37, 99, 235, 0.05);
}

.friend-avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-blue);
    padding: 2px;
    box-shadow: var(--shadow-sm);
}

.friend-info {
    flex: 1;
}

.friend-name {
    font-weight: 700;
    font-size: 16px;
    color: var(--tg-theme-text-color);
    letter-spacing: -0.2px;
    text-shadow: 0 1px 1px rgba(255, 255, 255, 0.8);
}

.friend-streak {
    font-size: 13px;
    font-weight: 600;
    color: var(--primary-blue);
    margin-top: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.streak-icon {
    font-size: 18px;
    filter: drop-shadow(0 2px 4px rgba(245, 87, 108, 0.3));
}

/* Профиль */
.profile-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.profile-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    width: 100%;
    padding: 32px 24px;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.profile-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: rgba(37, 99, 235, 0.05);
    opacity: 1;
}

.profile-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--primary-blue);
    padding: 4px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    position: relative;
    z-index: 1;
}

.profile-name {
    font-size: 28px;
    font-weight: 700;
    color: #1a1a1a;
    letter-spacing: -0.5px;
    position: relative;
    z-index: 1;
}

.profile-username {
    font-size: 15px;
    font-weight: 600;
    color: #6b7280;
    margin-top: 4px;
    position: relative;
    z-index: 1;
    letter-spacing: 0.2px;
}

.profile-stats {
    display: flex;
    gap: 32px;
    margin-top: 12px;
    position: relative;
    z-index: 1;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-blue);
}

.stat-label {
    font-size: 12px;
    font-weight: 600;
    color: #6b7280;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.premium-button {
    background: #1a1a1a;
    color: #ffffff;
    border: none;
    padding: 16px 32px;
    border-radius: var(--radius);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    margin-top: 8px;
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.2s ease;
    position: relative;
    z-index: 1;
    letter-spacing: 0.3px;
}

.premium-button:hover {
    background: #1e40af;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

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

.profile-posts {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-top: 16px;
}

.profile-post-item {
    aspect-ratio: 1;
    border-radius: var(--radius-sm);
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid transparent;
}

.profile-post-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-blue);
}

.profile-post-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Модальные окна */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 2000;
    animation: fadeIn 0.2s;
}

.modal.active {
    display: flex;
    align-items: flex-end;
}

.modal-content {
    background: var(--card-bg);
    width: 100%;
    max-height: 90vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    display: flex;
    flex-direction: column;
    animation: slideUp 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-xl);
}

@keyframes slideUp {
    from {
        transform: translateY(100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.03) 0%, rgba(118, 75, 162, 0.03) 100%);
}

.modal-header h2 {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.3px;
    color: #0f172a;
}

.back-btn {
    background: rgba(99, 102, 241, 0.1);
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--primary-blue);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.back-btn:hover {
    background: var(--primary-gradient);
    color: white;
    transform: scale(1.1);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.chat-message {
    display: flex;
    gap: 8px;
    max-width: 80%;
    animation: messageSlide 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.chat-message.own {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.chat-message-image {
    width: 100%;
    border-radius: var(--radius);
    object-fit: cover;
    box-shadow: var(--shadow);
}

.friend-profile-content {
    padding: 20px;
    overflow-y: auto;
    max-height: calc(90vh - 60px);
}

/* Пустые состояния */
.empty-state {
    text-align: center;
    padding: 64px 20px;
    color: #475569;
}

.empty-state-icon {
    font-size: 64px;
    margin-bottom: 20px;
    opacity: 0.6;
    filter: grayscale(0.2);
}

.empty-state p {
    font-size: 16px;
    font-weight: 600;
    margin-top: 12px;
    color: #475569;
}

/* Загрузка */
.loading {
    text-align: center;
    padding: 40px 20px;
    color: #475569;
    font-size: 16px;
    font-weight: 600;
}

.loading::after {
    content: '...';
    animation: dots 1.5s steps(4, end) infinite;
}

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

/* Адаптивность */
@media (max-width: 480px) {
    .page-header h1 {
        font-size: 24px;
    }
    
    .profile-avatar {
        width: 100px;
        height: 100px;
    }
    
    .profile-name {
        font-size: 24px;
    }
    
    .stat-value {
        font-size: 20px;
    }
    
    .content {
        padding: 16px;
    }
}

/* Плавная прокрутка */
html {
    scroll-behavior: smooth;
}

/* Кастомный скроллбар */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-blue);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-blue-dark);
}

/* Темная тема - строгий черный/синий */
body.dark-theme {
    background: #0f0f0f;
}

body.dark-theme :root {
    --tg-theme-bg-color: #0f0f0f;
    --tg-theme-text-color: #ffffff;
    --tg-theme-hint-color: #94a3b8;
    --card-bg: #0a0a0a;
    --border-color: #1a1a1a;
}

body.dark-theme .bottom-nav {
    background: rgba(15, 23, 42, 0.95);
    border-top-color: #1e293b;
}

body.dark-theme .page-header {
    background: rgba(10, 10, 10, 0.8);
    border-bottom-color: rgba(26, 26, 26, 0.5);
}

body.dark-theme .page-header h1 {
    color: #ffffff;
}

body.dark-theme .post-card {
    background: #0f172a;
    border-color: rgba(30, 41, 59, 0.5);
}

body.dark-theme .post-header {
    background: rgba(37, 99, 235, 0.1);
    border-bottom-color: #1a1a1a;
}

body.dark-theme .post-username {
    color: #f1f5f9;
    text-shadow: none;
}

body.dark-theme .post-description {
    color: #94a3b8;
    text-shadow: none;
}

body.dark-theme .post-reactions {
    background: rgba(2, 6, 23, 0.5);
}

body.dark-theme .chat-item,
body.dark-theme .friend-item {
    background: #0f172a;
    border-color: rgba(30, 41, 59, 0.5);
}

body.dark-theme .chat-item:hover,
body.dark-theme .friend-item:hover {
    background: rgba(37, 99, 235, 0.15);
    border-color: #2563eb;
}

body.dark-theme .chat-name,
body.dark-theme .friend-name {
    color: #f1f5f9;
    text-shadow: none;
}

body.dark-theme .chat-preview {
    color: #94a3b8;
}

body.dark-theme .profile-header {
    background: #0a0a0a;
}

body.dark-theme .profile-header::before {
    background: rgba(37, 99, 235, 0.1);
    opacity: 1;
}

body.dark-theme .profile-name {
    color: #f1f5f9;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

body.dark-theme .profile-username {
    color: #94a3b8;
}

body.dark-theme .stat-label {
    color: #94a3b8;
}

body.dark-theme .stat-value {
    color: #3b82f6;
}

body.dark-theme .page-header h1 {
    color: #ffffff;
}

body.dark-theme .premium-button,
body.dark-theme .theme-toggle-button {
    background: #2563eb;
}

body.dark-theme .premium-button:hover,
body.dark-theme .theme-toggle-button:hover {
    background: #1e40af;
}

body.dark-theme .reaction-count {
    color: #94a3b8;
    background: rgba(30, 58, 138, 0.25);
}

body.dark-theme .empty-state,
body.dark-theme .loading {
    color: #94a3b8;
}

body.dark-theme .modal {
    background: rgba(0, 0, 0, 0.9);
}

body.dark-theme .modal-content {
    background: #0a0a0a;
}

body.dark-theme .modal-header {
    background: rgba(37, 99, 235, 0.1);
    border-bottom-color: #1a1a1a;
}

body.dark-theme .modal-header h2 {
    color: #f1f5f9;
}

body.dark-theme .friend-profile-content {
    background: #0a0a0a;
}

body.dark-theme .settings-btn {
    background: rgba(37, 99, 235, 0.2);
    color: #3b82f6;
}

body.dark-theme .settings-btn:hover {
    background: #2563eb;
    color: white;
}

body.dark-theme .settings-content {
    background: #0a0a0a;
}

body.dark-theme .settings-item {
    border-bottom-color: #1a1a1a;
}

body.dark-theme .settings-item-title {
    color: #f1f5f9;
}

body.dark-theme .settings-item-description {
    color: #94a3b8;
}

/* Кнопка переключения темы */
.theme-toggle-button {
    background: #1a1a1a;
    color: #ffffff;
    border: none;
    padding: 14px 28px;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    margin-top: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: all 0.2s ease;
    letter-spacing: 0.3px;
    width: 100%;
    max-width: 300px;
}

.theme-toggle-button:hover {
    background: #1e40af;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

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

body.dark-theme .theme-toggle-button {
    background: #2563eb;
}

body.dark-theme .theme-toggle-button:hover {
    background: #1e40af;
}