/* CSS Variables for Theming */
:root {
    /* Light Theme Colors */
    --bg-primary: #F4F4F4;
    --bg-secondary: #ffffff;
    --bg-tertiary: #eeeeee;
    --text-primary: #333333;
    --text-secondary: #666666;
    --text-tertiary: #999999;
    --accent-color: #109d58;
    --accent-color-rgb: 16, 157, 88;
    --accent-light: rgba(59, 156, 109, 0.16);
    --border-color: #e0e0e0;
    --shadow-color: rgba(0, 0, 0, 0.08);
    --card-bg: #ffffff;

    /* Solid theme colors (used as opaque base UNDER the semi-transparent gradients).
       Rule: primary gradient sits on top of secondary-color, and vice versa. */
    --primary-color: #FFFFFF;
    --secondary-color: #F4F4F4;

    /* Gradient block style (primaryBackground / selectedBackground) */
    --fade-up-color: #FFFFFF8B;
    --fade-down-color: #FFFFFF;
    --line-color: #ECECEC;
    --line-color-rgb: 236, 236, 236;

    /* Container variant (for nested blocks within a primary surface) */
    --fade-up-container-color: #F4F4F4C6;
    --fade-down-container-color: #F0F0F0;
    --line-container-color: #ECECEC;
    --line-container-color-rgb: 236, 236, 236;

    /* Common Variables */
    --border-radius: 16px;
    --border-radius-min: 10px;
    --container-max-width: 1200px;
    --container-title-max-width: 800px;
    --header-height: 70px;
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --transition-speed: 0.3s;

    --privacy-max-width: 800px;
  /* вертикальный отступ у заголовков */
  --heading-vertical-gap: 1.5rem;
}

.privacy-policy {
    max-width: var(--privacy-max-width);
    margin: 0 auto;        /* центрируем по горизонтали */
    padding: 0 1rem;       /* немного внутреннего отступа по бокам */
}

.privacy-policy h1,
.privacy-policy h2,
.privacy-policy h3 {
  margin-top: var(--heading-vertical-gap);
  margin-bottom: var(--heading-vertical-gap);
}

.logo-img {
    width: 40px;             /* задайте нужный размер */
    height: auto;
    margin-right: 12px; 
    border-radius: 10px;
    
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

/* Dark Theme Colors */
[data-theme="dark"] {
    --bg-primary: #1b1b1b;
    --bg-secondary: #282828;
    --bg-tertiary: #2d2d2d;
    --text-primary: #f0f0f0;
    --text-secondary: #b0b0b0;
    --text-tertiary: #808080;
    --accent-color: #109d58;
    --accent-color-rgb: 16, 157, 88;
    --accent-light: rgba(59, 156, 109, 0.196);
    --border-color: #3d3d3d;
    --shadow-color: rgba(0, 0, 0, 0.2);
    --card-bg: #282828;

    /* Solid theme colors - dark */
    --primary-color: #1B1B1B;
    --secondary-color: #282828;

    /* Gradient block style - dark */
    --fade-up-color: #1B1B1BD3;
    --fade-down-color: #181818;
    --line-color: #333333C4;
    --line-color-rgb: 51, 51, 51;

    /* Container variant - dark */
    --fade-up-container-color: #282828DD;
    --fade-down-container-color: #232323;
    --line-container-color: #2F2F2FE9;
    --line-container-color-rgb: 47, 47, 47;
}

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

body {
    font-family: 'Ubuntu', sans-serif;
    background-color: var(--primary-color);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}


img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--accent-color);
    text-decoration: none;
    transition: opacity 0.2s;
}

a:hover {
    opacity: 0.8;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

ul {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
}

p {
    margin-bottom: var(--spacing-sm);
}

/* Reusable gradient block style — matches Modifier.primaryBackground.
   Blocks use secondaryFade gradient; the semi-transparent fadeUp lets
   the primaryColor body bg beneath shine through (alternation rule). */
.block-surface {
    background:
        linear-gradient(to bottom, var(--fade-up-container-color), var(--fade-down-container-color)) padding-box,
        linear-gradient(
            to bottom,
            var(--line-container-color) 0%,
            rgba(var(--line-container-color-rgb), 0.1) 50%,
            transparent 100%
        ) border-box;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
}

.block-surface-selected {
    background:
        linear-gradient(to bottom, var(--fade-up-container-color), var(--fade-down-container-color)) padding-box,
        linear-gradient(
            to bottom,
            var(--accent-color),
            rgba(var(--accent-color-rgb), 0.2)
        ) border-box;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
}

/* Layout and Container */
.container_title {
    max-width: var(--container-title-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header */
header {
    height: var(--header-height);
    background-image: linear-gradient(to bottom, var(--fade-up-color), var(--fade-down-color));
    border-bottom: 1px solid transparent;
    border-image: linear-gradient(
        to right,
        transparent 0%,
        rgba(var(--line-color-rgb), 0.5) 50%,
        transparent 100%
    ) 1;
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: background var(--transition-speed);

    /* Creates subtle shadow for depth */
    box-shadow: 0 2px 10px var(--shadow-color);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100%;
}

.logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
}

.logo {
    display: flex;
    align-items: center;    /* выравнивает картинку и текст по базовой линии */
}

nav {
    display: flex;
    align-items: center;
}

nav ul {
    display: flex;
    margin-right: var(--spacing-md);
}

nav ul li:not(:last-child) {
    margin-right: var(--spacing-sm);
}

nav ul li a {
    color: var(--text-secondary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: all var(--transition-speed);
    display: flex;
    align-items: center;
    height: 100%;
}

nav ul li a:hover:not(.active):not(.dropdown-toggle) {
    color: var(--accent-color);
    background-color: var(--accent-light);
}

nav .nav-links > li > a:not(.active):not(.dropdown-toggle) {
    background:
        linear-gradient(to bottom, var(--fade-up-container-color), var(--fade-down-container-color)) padding-box,
        linear-gradient(var(--primary-color), var(--primary-color)) padding-box;
    border: 1.3px solid transparent;
    color: var(--text-primary);
}

nav ul li a.active {
    background:
        linear-gradient(to bottom, var(--fade-up-container-color), var(--fade-down-container-color)) padding-box,
        linear-gradient(var(--primary-color), var(--primary-color)) padding-box,
        linear-gradient(
            to bottom,
            var(--accent-color),
            rgba(var(--accent-color-rgb), 0.2)
        ) border-box;
    border: 1.3px solid transparent;
    color: var(--text-primary);
}

/* Theme Toggle Button */
#theme-toggle {
    background:
        linear-gradient(to bottom, var(--fade-up-container-color), var(--fade-down-container-color)) padding-box,
        linear-gradient(var(--primary-color), var(--primary-color)) padding-box,
        linear-gradient(
            to bottom,
            var(--line-container-color) 0%,
            rgba(var(--line-container-color-rgb), 0.1) 50%,
            transparent 100%
        ) border-box;
    border: 1.3px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xs);
    border-radius: 50%;
    transition: filter var(--transition-speed);
}

#theme-toggle:hover {
    filter: brightness(1.1);
}

#theme-toggle .sun,
#theme-toggle .moon {
    transition: opacity var(--transition-speed), transform var(--transition-speed);
}

[data-theme="light"] #theme-toggle .sun {
    display: none;
}

[data-theme="light"] #theme-toggle .moon {
    display: block;
}

[data-theme="dark"] #theme-toggle .sun {
    display: block;
}

[data-theme="dark"] #theme-toggle .moon {
    display: none;
}

/* Hero Section */
.hero {
    padding: var(--spacing-xl) 0;
    background-image: linear-gradient(to bottom, var(--fade-up-container-color), var(--fade-down-container-color));
    border-bottom: 1px solid transparent;
    border-image: linear-gradient(
        to right,
        transparent 0%,
        rgba(var(--line-container-color-rgb), 0.4) 50%,
        transparent 100%
    ) 1;
    text-align: center;
}

.hero h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.hero p {
    color: var(--text-secondary);
    font-size: 1.125rem;
}

/* App Grid */
.app-grid {
    padding: var(--spacing-xl) 0;
    background-image: linear-gradient(to bottom, var(--fade-up-color), var(--fade-down-color));
    border-bottom: 1px solid transparent;
    border-image: linear-gradient(
        to right,
        transparent 0%,
        rgba(var(--line-color-rgb), 0.4) 50%,
        transparent 100%
    ) 1;
}

.app-grid .container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

/* App Card */
.app-card {
    background:
        linear-gradient(to bottom, var(--fade-up-container-color), var(--fade-down-container-color)) padding-box,
        linear-gradient(var(--primary-color), var(--primary-color)) padding-box,
        linear-gradient(
            to bottom,
            var(--line-container-color) 0%,
            rgba(var(--line-container-color-rgb), 0.1) 50%,
            transparent 100%
        ) border-box;
    border: 1.3px solid transparent;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 4px 12px var(--shadow-color);
    transition: transform 0.3s, box-shadow 0.3s;
    padding: var(--spacing-md);
}

.app-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px var(--shadow-color);
}

.app-header {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.app-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    margin-right: var(--spacing-sm);
    object-fit: cover;
    /* Добавляем белую окантовку */
    border: 0px solid rgba(255, 255, 255, 0.559);
    /* Добавляем тень для лучшего вида на всех фонах */
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

/* Для темной темы тоже используем белую окантовку для контраста */
[data-theme="dark"] .app-icon {
    border-color: rgba(255, 255, 255, 0.559);
    /* Усиливаем тень для темной темы */
    box-shadow: 0 1px 5px rgba(0, 0, 0, 0.3);
}

.app-title h3 {
    font-size: 1.25rem;
    margin-bottom: 2px;
}

.app-category {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    margin: 0;
}

.app-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    font-size: 0.95rem;
}

/* Screenshots Carousel */
.app-screenshots {
    margin-bottom: var(--spacing-md);
}

.carousel {
    position: relative;
    margin: 0 auto;
    overflow: hidden;
    border-radius: var(--border-radius);
}

.carousel-inner {
    display: flex;
    transition: transform 0.5s ease;
}

.carousel-item {
    min-width: 100%;
    display: flex;
    justify-content: center;
}

.carousel-item img {
    height: 400px;
    width: auto;
    object-fit: cover;
    border-radius: var(--border-radius-min);
}

.carousel-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.3);
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.7;
    transition: opacity 0.3s;
}

.carousel-control:hover {
    opacity: 1;
}

.carousel-control.prev {
    left: 10px;
}

.carousel-control.next {
    right: 10px;
}

/* Buttons */
.button {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: 12px;
    font-weight: 500;
    transition: transform var(--transition-speed), filter var(--transition-speed), color var(--transition-speed);
    text-align: center;
}

.button.primary {
    background:
        linear-gradient(to bottom, var(--fade-up-color), var(--fade-down-color)) padding-box,
        linear-gradient(var(--secondary-color), var(--secondary-color)) padding-box,
        linear-gradient(
            to bottom,
            var(--accent-color),
            rgba(var(--accent-color-rgb), 0.2)
        ) border-box;
    border: 1.3px solid transparent;
    color: var(--text-primary);
}

.button.primary:hover {
    filter: brightness(1.03);
    transform: translateY(-1px);
}

.button.download {
    margin-top: 16px;
    background:
        linear-gradient(to bottom, var(--fade-up-color), var(--fade-down-color)) padding-box,
        linear-gradient(var(--secondary-color), var(--secondary-color)) padding-box,
        linear-gradient(
            to bottom,
            var(--line-color) 0%,
            rgba(var(--line-color-rgb), 0.1) 50%,
            transparent 100%
        ) border-box;
    border: 1px solid transparent;
    color: var(--text-primary);
}

.button.download:hover {
    filter: brightness(1.03);
    transform: translateY(-1px);
}

.app-links {
    text-align: center;
}

/* Footer */
footer {
    background-image: linear-gradient(to bottom, var(--fade-up-container-color), var(--fade-down-container-color));
    padding: var(--spacing-md) 0;
    text-align: center;
    border-top: 1px solid transparent;
    border-image: linear-gradient(
        to right,
        transparent 0%,
        rgba(var(--line-container-color-rgb), 0.5) 50%,
        transparent 100%
    ) 1;
}

footer p {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin: 0;
}

/* Privacy Policy Page */
.privacy-header {
    padding: var(--spacing-xl) 0;
    background-image: linear-gradient(to bottom, var(--fade-up-container-color), var(--fade-down-container-color));
    border-bottom: 1px solid transparent;
    border-image: linear-gradient(
        to right,
        transparent 0%,
        rgba(var(--line-container-color-rgb), 0.4) 50%,
        transparent 100%
    ) 1;
    text-align: center;
}

.privacy-header h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.privacy-policies {
    padding: var(--spacing-lg) 0;
}

.policy-item {
    margin-bottom: var(--spacing-md);
    background:
        linear-gradient(to bottom, var(--fade-up-container-color), var(--fade-down-container-color)) padding-box,
        linear-gradient(var(--primary-color), var(--primary-color)) padding-box,
        linear-gradient(
            to bottom,
            var(--line-container-color) 0%,
            rgba(var(--line-container-color-rgb), 0.1) 50%,
            transparent 100%
        ) border-box;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    overflow: hidden;
}

.policy-toggle {
    width: 100%;
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: transparent;
    color: var(--text-primary);
    border: none;
    font-size: 1.1rem;
    text-align: left;
    cursor: pointer;
    transition: filter var(--transition-speed);
}

.policy-toggle:hover {
    filter: brightness(0.97);
}

[data-theme="dark"] .policy-toggle:hover {
    filter: brightness(1.15);
}

.policy-toggle h3 {
    margin: 0;
}

.policy-toggle .chevron {
    transition: transform var(--transition-speed);
}

.policy-toggle[aria-expanded="true"] .chevron {
    transform: rotate(180deg);
}

.policy-content {
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s ease, padding 0.5s ease;
}

.policy-toggle[aria-expanded="true"] + .policy-content {
    padding: var(--spacing-md);
    max-height: 3000px; /* Arbitrary large value */
}

.policy-content h4 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.policy-content h5 {
    font-size: 1.1rem;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
}

.policy-content ul {
    padding-left: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    list-style-type: disc;
}

.policy-content li {
    margin-bottom: var(--spacing-xs);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
    .app-grid .container {
        grid-template-columns: 1fr;
    }
    
    .hero h2 {
        font-size: 1.75rem;
    }
    
    .carousel-item img {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .header .container {
        flex-direction: column;
        padding-top: var(--spacing-xs);
        padding-bottom: var(--spacing-xs);
    }
    
    nav ul {
        margin-right: 0;
    }
    
    .carousel-item img {
        height: 250px;
    }
}

#mobile-menu-toggle {
    display: none;
    background:
        linear-gradient(to bottom, var(--fade-up-container-color), var(--fade-down-container-color)) padding-box,
        linear-gradient(var(--primary-color), var(--primary-color)) padding-box,
        linear-gradient(
            to bottom,
            var(--line-container-color) 0%,
            rgba(var(--line-container-color-rgb), 0.1) 50%,
            transparent 100%
        ) border-box;
    border: 1.3px solid transparent;
    cursor: pointer;
    padding: var(--spacing-xs);
    margin-left: var(--spacing-xs);
    border-radius: 50%;
    color: var(--text-primary);
    transition: filter var(--transition-speed), color var(--transition-speed);
}

#mobile-menu-toggle:hover {
    filter: brightness(1.1);
}

/* Контейнер для объединения кнопок тем и меню на мобильных */
.mobile-controls {
    display: flex;
    align-items: center;
}

/* Мобильное меню - скрыто по умолчанию */
.nav-links {
    display: flex;
}

/* Медиа-запросы для мобильного меню */
@media (max-width: 768px) {
    #mobile-menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }
    
    .nav-links {
        position: absolute;
        flex-direction: column;
        background-image: linear-gradient(to bottom, var(--fade-up-color), var(--fade-down-color));
        width: 100%;
        top: var(--header-height);
        left: 0;
        padding: 0;
        box-shadow: 0 4px 6px var(--shadow-color);
        transition: transform 0.3s ease, opacity 0.3s ease, visibility 0.3s ease;
        z-index: 10;
        border-bottom: 1px solid transparent;
        border-image: linear-gradient(
            to right,
            transparent 0%,
            rgba(var(--line-color-rgb), 0.5) 50%,
            transparent 100%
        ) 1;

        /* Скрыто по умолчанию */
        transform: translateY(-10px);
        opacity: 0;
        visibility: hidden;
    }
    
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-links li {
        width: 100%;
        margin: 0;
    }
    
    .nav-links li a {
        padding: var(--spacing-sm);
        display: block;
        text-align: center;
        border-radius: 12px;
        margin: 4px var(--spacing-sm);
    }
    
    header .container {
        padding-top: 0;
        padding-bottom: 0;
        flex-direction: row;
    }
}

/* Исправление для header на очень маленьких экранах */
@media (max-width: 480px) {
    .header .container {
        flex-direction: row;  /* Переопределим предыдущий стиль */
    }
}

.dropdown {
    position: relative;
}

.dropdown-toggle {
    display: flex;
    align-items: center;
    background:
        linear-gradient(to bottom, var(--fade-up-container-color), var(--fade-down-container-color)) padding-box,
        linear-gradient(var(--primary-color), var(--primary-color)) padding-box,
        linear-gradient(
            to bottom,
            var(--line-container-color) 0%,
            rgba(var(--line-container-color-rgb), 0.1) 50%,
            transparent 100%
        ) border-box;
    border: 1px solid transparent;
    color: var(--text-primary);
}

.dropdown-icon {
    margin-left: 5px;
    transition: transform 0.3s;
}

.dropdown.active .dropdown-icon {
    transform: rotate(180deg);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 180px;
    background:
        linear-gradient(to bottom, var(--fade-up-color), var(--fade-down-color)) padding-box,
        linear-gradient(var(--secondary-color), var(--secondary-color)) padding-box,
        linear-gradient(
            to bottom,
            var(--line-color) 0%,
            rgba(var(--line-color-rgb), 0.1) 50%,
            transparent 100%
        ) border-box;
    border: 1px solid transparent;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px var(--shadow-color);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.3s, transform 0.3s, visibility 0.3s;
    z-index: 100;
    overflow: hidden;
    display: flex;
    flex-direction: column; /* This changes it to horizontal */
    min-width: 180px;
}

.dropdown.active .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    margin: 0 !important;
}

.dropdown-menu li a {
    padding: var(--spacing-sm);
    margin: 4px;
    border-radius: 12px;
    background:
        linear-gradient(to bottom, var(--fade-up-container-color), var(--fade-down-container-color)) padding-box,
        linear-gradient(var(--primary-color), var(--primary-color)) padding-box;
    display: block;
    color: var(--text-primary);
    white-space: nowrap;
    transition: filter var(--transition-speed);
}

.dropdown-menu li a:hover {
    filter: brightness(1.05);
    color: var(--text-primary);
}

/* Mobile adjustments for dropdown */
@media (max-width: 768px) {
    .dropdown-menu {
        position: static;
        box-shadow: none;
        opacity: 0;
        visibility: hidden;
        max-height: 0;
        transform: none;
        transition: max-height 0.3s, opacity 0.3s, visibility 0.3s;
        background: linear-gradient(to bottom, var(--fade-up-color), var(--fade-down-color));
        border: none;
        border-radius: 0;
        margin-right: 0;
        padding: 0;
    }

    .dropdown.active .dropdown-menu {
        max-height: 500px;
        opacity: 1;
        visibility: visible;
    }

    .dropdown-menu li a {
        margin: 4px var(--spacing-sm);
    }
}