:root {
    --bg-color: #0A0A0A;
    --text-color: #f5f5f5;
    --header-bg: rgba(10, 10, 10, 0.9);
    --accent-color: rgba(255, 255, 255, 0.08);
    --accent-hover: rgba(255, 255, 255, 0.15);
    --border-color: rgba(255, 255, 255, 0.08);
    --card-bg: rgba(15, 15, 15, 0.8);
    --success-color: #10b981;
    --success-hover: #059669;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --light-color: rgba(20, 20, 20, 0.8);
    --primary-color: #1a1a1a;
    --secondary-color: #2a2a2a;
    --primary-color-light: #f5f5f5;
    --secondary-color-light: #e0e0e0;
    --warning-bg: #1a1a00;
    --warning-border: #333300;
    --glow: none;
    --label-text-color: #ffffff;
    --btn-text-color: #ffffff;
    --issue-number-text: #ffffff;
    --tab-active-text: #ffffff;
    --accent-color-css: #555;
}
[data-theme="light"] {
    --bg-color: #fafafa;
    --text-color: #111827;
    --header-bg: rgba(249, 250, 251, 0.9);
    --accent-color: rgba(0, 0, 0, 0.05);
    --accent-hover: rgba(0, 0, 0, 0.1);
    --border-color: rgba(0, 0, 0, 0.08);
    --card-bg: rgba(255, 255, 255, 0.9);
    --success-color: #059669;
    --success-hover: #047857;
    --warning-color: #d97706;
    --error-color: #dc2626;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --light-color: rgba(245, 245, 245, 0.9);
    --warning-bg: #fff3cd;
    --warning-border: #ffc107;
    --glow: none;
    --label-text-color: #000000;
    --primary-color: #e8e8e8;
    --secondary-color: #f0f0f0;
    --btn-text-color: #000000;
    --issue-number-text: #000000;
    --tab-active-text: #000000;
    --accent-color-css: #ddd;
}

@font-face {
    font-family: 'B1ackFont';
    src: url('../font.otf') format('opentype');
    font-weight: normal;
    font-style: normal;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: var(--header-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1200;
    box-shadow: var(--shadow-sm);
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-color);
    flex-shrink: 0;
    transition: var(--transition);
}
.logo:hover {
    opacity: 0.9;
}
.logo img {
    width: 32px;
    height: 32px;
    filter: brightness(0) invert(1);
}
[data-theme="light"] .logo img {
    filter: brightness(0);
}
.logo-text {
    font-family: 'B1ackFont', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav {
    display: none;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    background: var(--bg-color);
    border-bottom: 1px solid var(--border-color);
    padding: 20px;
    flex-direction: column;
    gap: 15px;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}
.nav.active {
    display: flex;
}
.nav-link {
    color: var(--text-color);
    text-decoration: none;
    padding: 12px 16px;
    border-radius: 10px;
    transition: var(--transition);
    font-weight: 500;
    text-align: center;
    font-size: 0.95rem;
    border: 1px solid transparent;
}
.nav-link:hover {
    background: var(--accent-color);
    border-color: var(--border-color);
}
.nav-link.active {
    background: var(--accent-color);
    border-color: var(--border-color);
}
@media (min-width: 768px) {
    .nav {
        position: static;
        display: flex;
        flex-direction: row;
        padding: 0;
        background: none;
        border: none;
        backdrop-filter: none;
        gap: 8px;
        box-shadow: none;
    }
    .nav-link {
        position: relative;
        z-index: 3;
        padding: 8px 16px;
        font-size: 0.9rem;
    }
}

.nav-more {
    display: flex;
    flex-direction: column;
    width: 100%;
}
.nav-more-toggle {
    display: none;
}
.nav-more-menu {
    display: flex;
    flex-direction: column;
    gap: 15px;
    width: 100%;
}
@media (min-width: 768px) {
    .nav-more {
        position: relative;
        display: inline-flex;
        width: auto;
        align-items: center;
    }
    .nav-more-toggle {
        position: relative;
        z-index: 3;
        display: flex;
        align-items: center;
        justify-content: center;
        width: 36px;
        height: 36px;
        border-radius: 10px;
        background: var(--accent-color);
        border: 1px solid var(--border-color);
        color: var(--text-color);
        cursor: pointer;
        transition: var(--transition);
        flex-shrink: 0;
    }
    .nav-more-toggle:hover {
        background: var(--accent-hover);
    }
    .nav-more-toggle.active {
        background: var(--accent-hover);
        box-shadow: var(--shadow-md);
    }
    .more-arrow {
        transition: transform 0.3s ease;
    }
    .nav-more-toggle.active .more-arrow {
        transform: rotate(180deg);
    }
    .nav-more-menu {
        position: fixed;
        top: 4px;
        transform: translateY(-10px) scale(0.97);
        background: var(--card-bg);
        border: 1px solid var(--border-color);
        border-radius: 16px;
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.37);
        z-index: 2;
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.22s cubic-bezier(0.23, 1, 0.32, 1),
                    transform 0.22s cubic-bezier(0.23, 1, 0.32, 1),
                    visibility 0.22s;
        padding: 24px;
    }
    .nav-more-menu.active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0) scale(1);
    }
    .nav-more-header-section {
        display: none;
    }
    .nav-more-body-section {
        padding: 0;
        width: 100%;
        position: relative;
        padding-top: 35px;
    }
    .nav-more-grid {
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
    }
    .nav-more-grid .nav-link {
        flex: 0 0 auto;
        padding: 10px 16px;
        text-align: center;
        border-radius: 12px;
        font-size: 0.9rem;
        white-space: nowrap;
        color: var(--text-color);
        text-decoration: none;
        border: 1px solid transparent;
    }
    .nav-more-grid .nav-link:hover {
        background: var(--accent-hover);
        border-color: var(--border-color);
    }
}
@media (max-width: 767px) {
    .nav-more-header-section {
        display: none;
    }
    .nav-more-body-section {
        padding: 0;
        width: 100%;
    }
    .nav-more-grid {
        display: flex;
        flex-direction: column;
        gap: 15px;
        width: 100%;
    }
    .nav-more-grid .nav-link {
        width: 100%;
        text-align: center;
    }
}

.controls {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}
.lang-dropdown {
    position: relative;
}
.lang-dropdown-btn {
    cursor: pointer;
}
.lang-dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%) translateY(-8px) scale(0.95);
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 6px;
    min-width: 180px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s cubic-bezier(0.23, 1, 0.32, 1);
    box-shadow: var(--shadow-lg);
    z-index: 1001;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}
.lang-dropdown-menu.active {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0) scale(1);
}
.lang-dropdown-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 8px;
    color: var(--text-color);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}
.lang-dropdown-item:hover {
    background: var(--accent-color);
}
.lang-dropdown-item img {
    width: 22px;
    height: 22px;
    border-radius: 2px;
    object-fit: contain;
    flex-shrink: 0;
}
.lang-dropdown-item .lang-name {
    flex: 1;
}
.lang-dropdown-item .lang-check {
    opacity: 0;
    transition: var(--transition);
    font-size: 0.85rem;
}
.lang-dropdown-item.active .lang-check {
    opacity: 0.6;
}
.lang-dropdown-item.active {
    background: var(--accent-color);
}
.control-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--accent-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: var(--transition);
    text-decoration: none;
    box-shadow: var(--shadow-sm);
}
.control-btn:hover {
    background: var(--accent-hover);
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}
.control-btn img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}
.theme-img {
    filter: brightness(0) invert(1);
}
[data-theme="light"] .theme-img {
    filter: brightness(0);
}
@media (min-width: 768px) {
    .control-btn {
        width: 40px;
        height: 40px;
    }
}
.menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
}
.menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--text-color);
    transition: var(--transition);
    border-radius: 1px;
}
@media (min-width: 768px) {
    .menu-toggle {
        display: none;
    }
}
@media (max-width: 767px) {
    .controls .lang-dropdown {
        display: none;
    }
}
.nav-lang-bar {
    display: none;
}
@media (max-width: 767px) {
    .nav-lang-bar {
        display: flex;
        justify-content: center;
        gap: 12px;
        padding: 16px 0 8px 0;
    }
}
.nav-lang-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--accent-color);
    border: 1px solid var(--border-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    text-decoration: none;
    box-shadow: var(--shadow-sm);
}
@media (min-width: 768px) {
    .nav-lang-btn {
        display: none;
    }
}
.nav-lang-btn:hover,
.nav-lang-btn.active {
    background: var(--accent-hover);
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}
.nav-lang-btn img {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

main {
    padding-top: 80px;
    min-height: calc(100vh - 60px);
    flex: 1;
}

.container {
    width: 95%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem 0;
}

h2 {
    color: var(--text-color);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    text-align: center;
    position: relative;
    font-size: 1.5rem;
}

h2:after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 3px;
}

.download-section {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--glow);
    text-align: center;
    border: 1px solid var(--border-color);
}

.section-tabs {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin: 1.5rem 0;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 0.6rem 1.2rem;
    background: var(--accent-color);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    color: var(--text-color);
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

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

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

.tab-btn svg {
    width: 16px;
    height: 16px;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

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

.os-list {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.os-card {
    background: var(--light-color);
    border-radius: 12px;
    padding: 1.5rem;
    transition: transform 0.3s, box-shadow 0.3s;
    border-left: 4px solid var(--primary-color);
    text-align: center;
    width: 100%;
    max-width: 320px;
    display: flex;
    flex-direction: column;
    align-items: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    position: relative;
}

.os-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.4);
}

.os-name {
    font-size: 1.3rem;
    font-weight: bold;
    color: var(--text-color);
    margin-bottom: 1rem;
    position: relative;
}

.os-name:after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 2px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.os-description {
    margin-bottom: 1.5rem;
    color: var(--text-color);
    opacity: 0.8;
    flex-grow: 1;
    font-size: 0.9rem;
}

.download-btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--btn-text-color);
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s;
    margin-bottom: 0.5rem;
    min-width: 200px;
    width: auto;
    max-width: 100%;
    text-align: center;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    position: relative;
    overflow: hidden;
    font-size: 0.9rem;
    white-space: nowrap;
}

.download-btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 7px 15px rgba(0, 0, 0, 0.25);
}

.rufus-btn {
    background-color: var(--secondary-color);
    color: var(--btn-text-color);
    margin-top: 1.5rem;
    padding: 0.6rem 1.2rem;
    font-size: 0.8rem;
    width: 180px;
}

.rufus-btn:hover {
    background-color: var(--accent-hover);
}

.file-size {
    color: var(--text-color);
    opacity: 0.7;
    font-size: 0.8rem;
    margin-top: 0.5rem;
}

.warning {
    background-color: var(--warning-bg);
    border-left: 4px solid var(--warning-border);
    padding: 1rem;
    margin: 1.5rem auto;
    border-radius: 8px;
    max-width: 800px;
    text-align: center;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    font-size: 0.9rem;
}

.requirements-container {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.requirements-column {
    background: var(--light-color);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    width: 100%;
    max-width: 320px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.requirements-column h3 {
    text-align: center;
    margin-bottom: 1rem;
    font-size: 1.1rem;
    color: var(--text-color);
}

.requirements-list {
    list-style-type: none;
}

.requirements-list li {
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.9rem;
    color: var(--text-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.requirements-list li:last-child {
    border-bottom: none;
}

.requirements-list li:before {
    content: "✓";
    color: var(--text-color);
    font-weight: bold;
}

.install-steps-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
}

.install-step {
    background: var(--light-color);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    max-width: 600px;
    width: 100%;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    transition: transform 0.3s, box-shadow 0.3s;
}

.install-step:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.step-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    margin-bottom: 0.8rem;
}

.step-number {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    text-align: center;
    line-height: 28px;
    font-weight: bold;
    font-size: 0.9rem;
}

.step-title {
    font-weight: bold;
    font-size: 1rem;
    color: var(--text-color);
}

.step-description {
    color: var(--text-color);
    opacity: 0.8;
    font-size: 0.9rem;
    line-height: 1.5;
}

.step-description a {
    color: var(--text-color);
}

.environments-section {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--glow);
    border: 1px solid var(--border-color);
}

.environment-row {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    margin-bottom: 3rem;
    position: relative;
    padding: 1.5rem;
    background: var(--light-color);
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
}

.environment-row:last-child {
    margin-bottom: 0;
}

.environment-image-container {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.environment-image {
    width: 100%;
    max-width: 100%;
    height: auto;
    max-height: 300px;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    cursor: pointer;
}

.environment-content {
    width: 100%;
    text-align: center;
}

.environment-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.environment-subtitle {
    font-size: 1rem;
    margin-bottom: 1.2rem;
    color: var(--text-color);
    opacity: 0.9;
    font-weight: 600;
}

.environment-description {
    margin-bottom: 1.5rem;
    line-height: 1.6;
    color: var(--text-color);
    opacity: 0.8;
    font-size: 0.9rem;
}

.environment-command {
    background: rgba(255, 255, 255, 0.05);
    padding: 0.8rem;
    border-radius: 6px;
    font-family: monospace;
    margin-top: 1.2rem;
    border: 1px solid var(--border-color);
    font-size: 0.8rem;
    cursor: pointer;
    position: relative;
    transition: all 0.3s;
    user-select: all;
    word-break: break-all;
}

.environment-command:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.environment-command.copied::after {
    content: "✓ Copied!";
    position: absolute;
    top: -35px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    animation: fadeOut 2s ease-in-out forwards;
}

@keyframes fadeOut {
    0% { opacity: 1; }
    70% { opacity: 1; }
    100% { opacity: 0; }
}

.environment-toggle {
    display: flex;
    justify-content: center;
    gap: 0.6rem;
    margin-bottom: 1.2rem;
}

.environment-toggle-top-right {
    position: absolute;
    top: 15px;
    right: 15px;
    margin-bottom: 0 !important;
}

.environment-toggle-btn {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: var(--accent-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.environment-toggle-btn img {
    width: 22px;
    height: 22px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

[data-theme="light"] .environment-toggle-btn img {
    filter: brightness(0);
}

.environment-toggle-btn.active {
    background: var(--primary-color);
    transform: scale(1.08);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.environment-toggle-btn:hover {
    background: var(--accent-hover);
}

.environment-row.gold-theme {
    border: 1px solid #ffd700 !important;
    box-shadow: 0 8px 32px rgba(255, 215, 0, 0.15) !important;
}

[data-theme="dark"] .environment-row.gold-theme {
    background: linear-gradient(145deg, var(--light-color), #1a1600) !important;
}
[data-theme="light"] .environment-row.gold-theme {
    background: linear-gradient(145deg, var(--light-color), #fffdf0) !important;
}

.cinnamon-download-buttons {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1.5rem;
}

.cinnamon-download-buttons .download-btn {
    margin-bottom: 0;
}

.github-issues-section {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: var(--glow);
    text-align: center;
    border: 1px solid var(--border-color);
    position: relative;
}

.section-header {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
    position: relative;
}

.section-header h2 {
    margin-bottom: 0;
    text-align: center;
}

.ask-question-btn {
    display: inline-block;
    background-color: var(--primary-color);
    color: var(--btn-text-color);
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s;
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    position: relative;
    overflow: hidden;
    font-size: 0.9rem;
    white-space: nowrap;
    cursor: pointer;
    width: 200px;
    text-align: center;
    margin-top: 0.5rem;
    position: absolute;
    right: 0;
}

.ask-question-btn:hover {
    background-color: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: 0 7px 15px rgba(0, 0, 0, 0.25);
}

.issues-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
}

.issue-item {
    background: var(--light-color);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all 0.3s;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--primary-color);
    text-align: left;
}

.issue-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.issue-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
    gap: 1rem;
}

.issue-title {
    font-weight: bold;
    color: var(--text-color);
    font-size: 1.1rem;
    line-height: 1.4;
    flex: 1;
}

.issue-title a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s;
}
.issue-title a:hover {
    color: var(--accent-color-css);
}

.issue-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 0.5rem;
    min-width: 120px;
}

.issue-number {
    background: var(--primary-color);
    color: var(--issue-number-text, #ffffff);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-weight: bold;
    font-size: 0.8rem;
}

.issue-date {
    font-size: 0.8rem;
    color: var(--text-color);
    opacity: 0.7;
    white-space: nowrap;
}

.issue-body {
    color: var(--text-color);
    opacity: 0.8;
    line-height: 1.5;
    font-size: 0.9rem;
}

.issue-labels {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.8rem;
}

.issue-label {
    padding: 0.2rem 0.6rem;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: bold;
    color: var(--label-text-color);
}

.no-issues {
    background: var(--light-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    margin-top: 1.5rem;
    border: 1px solid var(--border-color);
}

.loading-issues {
    background: var(--light-color);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
    margin-top: 1.5rem;
    border: 1px solid var(--border-color);
}

.arch-icon {
    width: 40px;
    height: 40px;
    object-fit: contain;
    margin-bottom: 0.75rem;
}

.badge-deprecated {
    background: linear-gradient(135deg, #808080, #555555);
    position: absolute;
    top: 10px;
    right: -10px;
    padding: 4px 12px;
    border-radius: 4px;
    color: white;
    font-size: 0.7rem;
    font-weight: bold;
    z-index: 10;
}

.badge-new {
    background: linear-gradient(135deg, #ff6b6b, #cc0000);
    position: absolute;
    top: 10px;
    left: -10px;
    padding: 4px 12px;
    border-radius: 4px;
    color: white;
    font-size: 0.7rem;
    font-weight: bold;
    z-index: 10;
}

.hash-icon {
    position: absolute;
    bottom: 10px;
    right: 10px;
    width: 24px;
    height: 24px;
    background: var(--accent-color);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 12px;
    color: var(--text-color);
}

.hash-icon:hover {
    background: var(--accent-hover);
    transform: scale(1.1);
}

.hash-tooltip {
    position: absolute;
    bottom: 40px;
    right: 0;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 0.8rem;
    color: var(--text-color);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
    z-index: 100;
    white-space: nowrap;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}

.hash-icon:hover .hash-tooltip {
    opacity: 1;
    visibility: visible;
}

.hash-icon.copied::after {
    content: "✓ Copied!";
    position: absolute;
    top: -35px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 4px;
    font-size: 0.7rem;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    animation: fadeOut 2s ease-in-out forwards;
    white-space: nowrap;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
}

.modal-content {
    background-color: var(--card-bg);
    margin: 5% auto;
    padding: 2rem;
    border-radius: 12px;
    width: 90%;
    max-width: 700px;
    box-shadow: var(--glow);
    border: 1px solid var(--border-color);
    position: relative;
}

.close-modal {
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-weight: bold;
}

.form-input {
    width: 100%;
    padding: 0.8rem;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    background: var(--light-color);
    color: var(--text-color);
    font-size: 1rem;
}

.editor-container {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--light-color);
    overflow: hidden;
}

.editor-toolbar {
    display: flex;
    padding: 0.5rem;
    border-bottom: 1px solid var(--border-color);
    background: var(--card-bg);
    flex-wrap: wrap;
    gap: 0.3rem;
}

.toolbar-btn {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 0.4rem 0.6rem;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.toolbar-btn:hover {
    background: var(--accent-color);
    transform: translateY(-1px);
}

.editor-textarea {
    width: 100%;
    min-height: 200px;
    padding: 1rem;
    border: none;
    background: var(--light-color);
    color: var(--text-color);
    font-size: 0.9rem;
    font-family: monospace;
    resize: vertical;
    line-height: 1.5;
}

.editor-textarea:focus {
    outline: none;
}

.labels-container {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.5rem;
}

.label-option {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.3rem 0.6rem;
    border-radius: 12px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s;
    border: 1px solid transparent;
}

.label-option:hover {
    transform: translateY(-2px);
}

.label-option.selected {
    border-color: var(--text-color);
}

.label-color {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.submit-btn {
    background-color: var(--success-color);
    color: white;
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    border: none;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s;
    width: 100%;
    font-size: 1rem;
}

.submit-btn:hover {
    background-color: var(--success-hover);
    transform: translateY(-2px);
}

.submit-btn:disabled {
    background-color: var(--accent-color-css);
    cursor: not-allowed;
    transform: none;
}

.success-modal {
    display: none;
    position: fixed;
    z-index: 1001;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
}

.success-content {
    background-color: var(--card-bg);
    margin: 20% auto;
    padding: 2rem;
    border-radius: 12px;
    width: 90%;
    max-width: 400px;
    box-shadow: var(--glow);
    border: 1px solid var(--border-color);
    text-align: center;
}

.success-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--success-color);
}

.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 45px;
    height: 45px;
    background: #1a1a1a;
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    transition: all 0.3s;
    z-index: 1000;
}

.back-to-top svg {
    fill: currentColor;
}

[data-theme="light"] .back-to-top {
    background: #e5e5e5;
    color: #111827;
}

.back-to-top:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
}

.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    animation: fadeIn 0.3s ease;
}

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

.lightbox-content {
    max-width: 90%;
    max-height: 90%;
    border-radius: 8px;
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.5);
    animation: scaleIn 0.3s ease;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 40px;
    color: #fff;
    cursor: pointer;
    transition: transform 0.3s ease;
    z-index: 2001;
}

.lightbox-close:hover {
    transform: rotate(90deg);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 50px;
    color: #fff;
    cursor: pointer;
    padding: 20px;
    transition: opacity 0.3s ease;
    user-select: none;
}

.lightbox-nav:hover {
    opacity: 0.8;
}

.lightbox-prev {
    left: 20px;
}

.lightbox-next {
    right: 20px;
}

@keyframes scaleIn {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

footer {
    height: 60px;
    background: var(--header-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-top: 1px solid var(--border-color);
    box-shadow: 0 -1px 2px 0 rgba(0, 0, 0, 0.1);
}
.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.footer-center {
    display: flex;
    align-items: center;
    gap: 24px;
}
.footer-right {
    display: flex;
    align-items: center;
    flex-shrink: 0;
}
footer a {
    color: var(--text-color);
    text-decoration: none;
    opacity: 0.7;
    transition: var(--transition);
    font-size: 0.875rem;
    font-weight: 400;
}
footer a:hover {
    opacity: 1;
    text-decoration: underline;
    text-underline-offset: 4px;
}
footer img {
    height: 31px;
    width: auto;
    opacity: 0.7;
    transition: var(--transition);
}
footer img:hover {
    opacity: 1;
}

.cookie-consent {
    position: fixed;
    bottom: 32px;
    left: 32px;
    right: 32px;
    max-width: 420px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 28px;
    z-index: 1000;
    box-shadow: var(--shadow-lg);
    transform: translateY(150%);
    opacity: 0;
    transition: all 0.5s cubic-bezier(0.23, 1, 0.32, 1);
}
.cookie-consent.show {
    transform: translateY(0);
    opacity: 1;
}
.cookie-consent h3 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
}
.cookie-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-color);
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.1); }
}
.cookie-consent p {
    font-size: 0.95rem;
    opacity: 0.7;
    margin-bottom: 24px;
    line-height: 1.6;
}
.cookie-btn {
    width: 100%;
    padding: 16px;
    background: var(--text-color);
    color: var(--bg-color);
    border: none;
    border-radius: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 1rem;
    box-shadow: var(--shadow-md);
}
.cookie-btn:hover {
    opacity: 0.95;
    transform: scale(1.02);
    box-shadow: var(--shadow-lg);
}

@media (max-width: 767px) {
    footer {
        height: auto;
        padding: 15px 0;
    }
    .footer-container {
        flex-direction: column;
        gap: 15px;
    }
    .footer-center {
        justify-content: center;
    }
    .footer-left,
    .footer-right {
        display: none;
    }
    .download-section,
    .environments-section,
    .github-issues-section {
        padding: 1.5rem 1rem;
        margin-bottom: 1.5rem;
    }
    .os-list {
        gap: 1rem;
    }
    .os-card {
        padding: 1rem;
        max-width: 100%;
    }
    .download-btn {
        min-width: 180px;
        width: auto;
        max-width: 100%;
        padding: 0.7rem 1.2rem;
        font-size: 0.85rem;
        white-space: nowrap;
    }
    .environment-row {
        padding: 1rem;
        gap: 1.5rem;
    }
    .environment-image {
        max-height: 200px;
    }
    .environment-command {
        font-size: 0.75rem;
        padding: 0.6rem;
    }
    .section-header {
        flex-direction: column;
        gap: 1rem;
    }
    .ask-question-btn {
        position: static;
        transform: none;
    }
    .issue-item {
        padding: 1rem;
    }
    .issue-header {
        flex-direction: column;
        gap: 0.8rem;
    }
    .issue-meta {
        flex-direction: row;
        justify-content: space-between;
        width: 100%;
    }
    .issue-title {
        font-size: 1rem;
    }
    .issue-body {
        font-size: 0.85rem;
    }
    .modal-content {
        margin: 10% auto;
        padding: 1.5rem;
    }
    .editor-toolbar {
        gap: 0.2rem;
        padding: 0.4rem;
    }
    .toolbar-btn {
        padding: 0.3rem 0.4rem;
        font-size: 0.7rem;
    }
    .editor-textarea {
        min-height: 150px;
        padding: 0.8rem;
    }
    .back-to-top {
        width: 40px;
        height: 40px;
        font-size: 1rem;
        bottom: 15px;
        right: 15px;
    }
    .badge-deprecated,
    .badge-new {
        left: 50%;
        right: auto;
        transform: translateX(-50%);
        top: -10px;
    }
    .tab-btn {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }
    .requirements-container {
        flex-direction: column;
        align-items: center;
    }
    .requirements-column {
        max-width: 100%;
    }
}

@media (min-width: 768px) {
    .container {
        width: 90%;
        padding: 2rem 0;
    }
    h2 {
        font-size: 2rem;
    }
    h2:after {
        width: 100px;
    }
    .environment-row {
        flex-direction: row;
        gap: 3rem;
        padding: 2rem;
    }
    .environment-row:nth-child(odd) {
        flex-direction: row-reverse;
    }
    .environment-image-container {
        flex: 0 0 400px;
        justify-content: center;
    }
    .environment-image {
        width: 100%;
        height: 250px;
        object-fit: cover;
        max-height: none;
    }
    .environment-content {
        flex: 1;
        text-align: left;
    }
    .environment-title {
        font-size: 1.8rem;
        text-align: left;
    }
    .environment-subtitle {
        text-align: left;
    }
    .environment-description {
        text-align: left;
    }
    .os-card {
        width: 320px;
    }
    .section-header {
        flex-direction: row;
        align-items: center;
        justify-content: center;
        flex-wrap: wrap;
        gap: 1rem;
    }
    .issue-header {
        flex-direction: row;
        align-items: center;
    }
    .issue-meta {
        flex-direction: row;
        align-items: center;
        gap: 1rem;
    }
    .back-to-top {
        width: 50px;
        height: 50px;
        font-size: 1.3rem;
    }
}

@media (min-width: 1024px) {
    .environment-image-container {
        flex: 0 0 450px;
    }
    .environment-image {
        height: 280px;
    }
}

@media (max-width: 767px) {
    a.control-btn[href*="donate"] {
        display: none;
    }
}
.nav-link.donate-link {
    display: none;
}
@media (max-width: 767px) {
    .nav-link.donate-link {
        display: block;
        border-color: var(--border-color);
    }
}
@media (max-width: 500px) {
    .cookie-consent {
        left: 20px;
        right: 20px;
        bottom: 20px;
        max-width: none;
        padding: 24px;
    }
}

@media print {
    body {
        background-color: #fff;
        color: #000;
    }
    header, footer, .controls, .back-to-top {
        display: none;
    }
    .container {
        width: 100%;
        padding: 0;
    }
    .os-list, .requirements-container, .install-steps-container {
        display: flex;
        flex-wrap: wrap;
    }
    .os-card, .requirements-column, .install-step {
        width: 100%;
        margin-bottom: 1rem;
        page-break-inside: avoid;
    }
    .environment-row {
        flex-direction: column;
        page-break-inside: avoid;
    }
    .environment-image {
        max-height: 200px;
    }
    a::after {
        content: " (" attr(href) ") ";
        font-size: 0.8em;
        font-weight: normal;
    }
}