/* =====================================================
   Download Page — 文档式侧边栏布局
   依赖 style.css 提供 CSS 变量与基础样式
   ===================================================== */

/* ── 页面顶部介绍条 ──────────────────────────────── */
.page-intro {
    background-color: var(--bg-parchment-dark);
    border-bottom: 1px solid var(--border-color);
    padding: 48px 0 40px;
}

.page-intro__inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 40px;
    flex-wrap: wrap;
}

.page-intro__text h1 {
    font-family: var(--font-serif);
    font-size: 2.4rem;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 10px;
    letter-spacing: 1px;
}

.page-intro__breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-bottom: 14px;
}

.page-intro__breadcrumb a { color: var(--accent-primary); }
.page-intro__breadcrumb i { font-size: 0.7rem; }

.page-intro__text p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
    max-width: 560px;
}

.page-intro__stats {
    display: flex;
    gap: 32px;
    flex-shrink: 0;
}

.intro-stat {
    text-align: center;
}

.intro-stat__num {
    display: block;
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-secondary);
    line-height: 1;
}

.intro-stat__label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-top: 5px;
}

/* ── 主布局：侧边栏 + 内容区 ────────────────────── */
.dl-layout {
    max-width: 1200px;
    margin: 0 auto;
    padding: 48px 24px 80px;
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 48px;
    align-items: start;
}

/* ── 侧边栏导航 ─────────────────────────────────── */
.dl-sidebar {
    position: sticky;
    top: 90px;
}

.dl-sidebar__title {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 12px;
    padding-left: 12px;
}

.dl-nav {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.dl-nav__item a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 6px;
    font-size: 0.92rem;
    font-weight: 500;
    color: var(--text-muted);
    transition: var(--transition);
    border-left: 3px solid transparent;
}

.dl-nav__item a:hover {
    background: var(--bg-parchment-dark);
    color: var(--text-main);
}

.dl-nav__item a.active {
    background: rgba(59,90,74,0.08);
    color: var(--accent-primary);
    border-left-color: var(--accent-primary);
    font-weight: 600;
}

.dl-nav__item i {
    width: 18px;
    text-align: center;
    font-size: 1rem;
}

.dl-nav__divider {
    height: 1px;
    background: var(--border-color);
    margin: 10px 0;
}

.dl-sidebar__section {
    margin-top: 28px;
}

/* ── 平台内容区 ─────────────────────────────────── */
.dl-content {
    min-width: 0;
}

/* ── 平台区块 ───────────────────────────────────── */
.platform-panel {
    margin-bottom: 72px;
    padding-top: 8px;
}

.platform-panel__header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding-bottom: 20px;
    margin-bottom: 28px;
    border-bottom: 2px solid var(--border-color);
}

.platform-panel__icon {
    font-size: 2rem;
    width: 52px;
    height: 52px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.platform-panel__icon.win     { background: rgba(0,120,212,0.1);  color: #0078d4; }
.platform-panel__icon.mac     { background: rgba(50,50,50,0.08);  color: #3a332a; }
.platform-panel__icon.android { background: rgba(61,220,132,0.12); color: #3ddc84; }
.platform-panel__icon.ios     { background: rgba(90,90,90,0.08);  color: #555; }
.platform-panel__icon.linux   { background: rgba(255,198,0,0.12); color: #c9a000; }

.platform-panel__header h2 {
    font-family: var(--font-serif);
    font-size: 1.7rem;
    color: var(--text-main);
    margin-bottom: 4px;
}

.platform-panel__header p {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin: 0;
}

/* ── App 行（主要客户端） ───────────────────────── */
.app-entry {
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: rgba(255,255,255,0.45);
    margin-bottom: 16px;
    overflow: hidden;
    transition: box-shadow 0.2s;
}

.app-entry:hover {
    box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}

.app-entry--featured {
    border-color: var(--accent-primary);
    border-width: 1.5px;
}

.app-entry__head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 20px;
    padding: 22px 24px 16px;
}

.app-entry__meta {
    flex: 1;
    min-width: 0;
}

.app-entry__badges {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 8px;
}

.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 9px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2px;
}

.badge--star     { background: rgba(59,90,74,0.12);  color: var(--accent-primary); }
.badge--new      { background: rgba(44,68,55,0.08);  color: #3b6e6e; }
.badge--beginner { background: rgba(180,120,30,0.12); color: #8a6010; }
.badge--archived { background: rgba(100,90,80,0.1);  color: #7a6e60; }

/* CDN 动态版本号徽章 */
.version-badge {
    display: inline-block;
    font-size: 0.7rem;
    padding: 2px 8px;
    background: rgba(59, 90, 74, 0.1);
    border: 1px solid rgba(59, 90, 74, 0.2);
    border-radius: 20px;
    color: var(--accent-primary);
    font-weight: 500;
    margin-left: 6px;
    vertical-align: middle;
    font-family: var(--font-sans);
    letter-spacing: 0.2px;
}

.version-badge:empty { display: none; }

.app-entry__name {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    color: var(--text-main);
    margin-bottom: 6px;
}

.app-entry__desc {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: 10px;
}

.app-entry__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 10px;
    background: rgba(59,90,74,0.06);
    border: 1px solid rgba(59,90,74,0.13);
    border-radius: 20px;
    font-size: 0.78rem;
    color: var(--accent-primary);
}

/* ── 下载按钮组 ─────────────────────────────────── */
.app-entry__downloads {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex-shrink: 0;
    min-width: 200px;
}

.dl-btn {
    display: inline-flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding: 10px 16px;
    border-radius: 6px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: var(--transition);
    white-space: nowrap;
}

.dl-btn__label {
    display: flex;
    flex-direction: column;
    gap: 1px;
    text-align: left;
}

.dl-btn__name {
    font-weight: 600;
    font-size: 0.85rem;
}

.dl-btn__sub {
    font-size: 0.72rem;
    opacity: 0.8;
}

.dl-btn i.dl-btn__icon {
    font-size: 0.9rem;
    flex-shrink: 0;
}

.dl-btn--primary {
    background: var(--accent-primary);
    color: #fff;
}

.dl-btn--primary:hover {
    background: var(--accent-hover);
    color: #fff;
    transform: translateY(-1px);
}

.dl-btn--outline {
    border: 1.5px solid var(--accent-primary);
    color: var(--accent-primary);
    background: transparent;
}

.dl-btn--outline:hover {
    background: var(--accent-primary);
    color: #fff;
}

.dl-btn--ghost {
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    background: rgba(255,255,255,0.5);
}

.dl-btn--ghost:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.dl-btn--archived {
    border: 1px dashed var(--border-color);
    color: #a09080;
    background: transparent;
    font-size: 0.82rem;
}

.dl-btn--archived:hover {
    border-color: #a09080;
    color: var(--text-muted);
}

/* ── App 底部（GitHub 链接） ────────────────────── */
.app-entry__foot {
    padding: 10px 24px 14px;
    border-top: 1px dashed var(--border-color);
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.gh-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8rem;
    color: var(--text-muted);
    transition: color 0.2s;
}

.gh-link:hover { color: var(--accent-primary); }
.gh-link--dead { color: #c0b0a0; cursor: default; font-style: italic; }

/* ── 次要客户端（小卡片行） ─────────────────────── */
.secondary-row {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 12px;
    margin-bottom: 16px;
}

.app-mini {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: rgba(255,255,255,0.35);
    padding: 18px 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.app-mini__name {
    font-family: var(--font-serif);
    font-size: 1.05rem;
    color: var(--text-main);
}

.app-mini__desc {
    font-size: 0.84rem;
    color: var(--text-muted);
    line-height: 1.6;
    flex: 1;
}

.app-mini__btns {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* ── 归档折叠区 ─────────────────────────────────── */
.archived-block {
    margin-top: 8px;
}

.archived-block summary {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.83rem;
    color: var(--text-muted);
    cursor: pointer;
    padding: 10px 14px;
    border: 1px dashed var(--border-color);
    border-radius: 6px;
    list-style: none;
    transition: var(--transition);
    user-select: none;
}

.archived-block summary::-webkit-details-marker { display: none; }

.archived-block summary:hover {
    background: var(--bg-parchment-dark);
    color: var(--text-main);
}

.archived-block[open] summary {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
    border-bottom-style: solid;
}

.archived-block__chevron {
    margin-left: auto;
    transition: transform 0.25s;
}

.archived-block[open] .archived-block__chevron {
    transform: rotate(180deg);
}

.archived-block__body {
    border: 1px dashed var(--border-color);
    border-top: none;
    border-radius: 0 0 6px 6px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    background: rgba(249,245,235,0.5);
}

.archived-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 14px 16px;
    background: var(--bg-parchment);
    border: 1px solid var(--border-color);
    border-radius: 6px;
}

.archived-item__info {
    flex: 1;
}

.archived-item__name {
    font-family: var(--font-serif);
    font-size: 0.95rem;
    margin-bottom: 4px;
    color: var(--text-main);
}

.archived-item__desc {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ── 提示框 ─────────────────────────────────────── */
.notice-box {
    display: flex;
    gap: 12px;
    padding: 14px 18px;
    border-radius: 8px;
    font-size: 0.88rem;
    line-height: 1.65;
    margin-top: 12px;
}

.notice-box--info {
    background: rgba(59,90,74,0.05);
    border: 1px solid rgba(59,90,74,0.15);
    color: var(--text-muted);
}

.notice-box--warn {
    background: rgba(180,120,30,0.06);
    border: 1px solid rgba(180,120,30,0.22);
    color: var(--text-muted);
}

.notice-box > i {
    flex-shrink: 0;
    margin-top: 2px;
}

.notice-box--info > i { color: var(--accent-primary); }
.notice-box--warn > i { color: #b07020; }
.notice-box strong { color: var(--text-main); }

/* ── iOS App Store 卡片行 ───────────────────────── */
.ios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 14px;
    margin-bottom: 14px;
}

.ios-app-card {
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: rgba(255,255,255,0.45);
    padding: 22px 20px 18px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: var(--transition);
}

.ios-app-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-3px);
    box-shadow: 0 6px 14px rgba(0,0,0,0.05);
}

.ios-app-card__icon {
    font-size: 1.8rem;
    color: var(--accent-primary);
    margin-bottom: 4px;
}

.ios-app-card__name {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--text-main);
}

.ios-app-card__desc {
    font-size: 0.84rem;
    color: var(--text-muted);
    line-height: 1.6;
    flex: 1;
}

.ios-app-card__bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-top: 4px;
}

.ios-price {
    font-size: 0.8rem;
    color: var(--text-muted);
    background: var(--bg-parchment-dark);
    padding: 3px 9px;
    border-radius: 4px;
    border: 1px solid var(--border-color);
}

.btn-appstore {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    background: var(--text-main);
    color: var(--bg-parchment);
    border-radius: 6px;
    font-size: 0.82rem;
    font-weight: 500;
    transition: var(--transition);
}

.btn-appstore:hover {
    background: #1a140e;
    color: var(--bg-parchment);
}

/* ── Apple ID 教程 ──────────────────────────────── */
.tutorial-card {
    border: 1px dashed var(--accent-primary);
    border-radius: 10px;
    padding: 26px 28px;
    background: rgba(59,90,74,0.03);
    margin-top: 14px;
}

.tutorial-card__head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.tutorial-card__head i { font-size: 1.4rem; color: var(--accent-primary); }

.tutorial-card__head h3 {
    font-family: var(--font-serif);
    font-size: 1.05rem;
    color: var(--text-main);
}

.tutorial-steps {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 14px;
}

.tutorial-step {
    display: flex;
    gap: 12px;
}

.tutorial-step__num {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--accent-primary);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 1px;
}

.tutorial-step h4 {
    font-size: 0.88rem;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-main);
}

.tutorial-step p {
    font-size: 0.82rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.tutorial-step code {
    background: rgba(59,90,74,0.08);
    padding: 1px 5px;
    border-radius: 3px;
    font-size: 0.8rem;
    color: var(--accent-primary);
}

/* ── Linux CLI 块 ───────────────────────────────── */
.cli-panel {
    background: rgba(255,255,255,0.3);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 22px 24px;
    margin-top: 16px;
}

.cli-panel__title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--text-main);
    margin-bottom: 8px;
}

.cli-panel__title i { color: var(--accent-secondary); }

.cli-panel__desc {
    font-size: 0.86rem;
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.65;
}

.cli-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

/* ── 终端块 ─────────────────────────────────────── */
.terminal {
    border-radius: 8px;
    overflow: hidden;
    background: #1e1a16;
    border: 1px solid #3a332a;
    font-family: 'Courier New', monospace;
    font-size: 0.8rem;
}

.terminal__bar {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 9px 14px;
    background: #2b2722;
    border-bottom: 1px solid #3a332a;
}

.terminal__dot {
    width: 11px; height: 11px;
    border-radius: 50%;
}

.terminal__dot--r { background: #ff5f57; }
.terminal__dot--y { background: #febc2e; }
.terminal__dot--g { background: #28c840; }

.terminal__title {
    font-size: 0.75rem;
    color: #8c8273;
    margin-left: 4px;
    font-family: var(--font-sans);
}

.terminal__body {
    padding: 14px 18px;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.tl { display: flex; gap: 8px; }
.tl--gap { margin-top: 8px; }
.t-prompt { color: #3ddc84; font-weight: 700; }
.t-comment { color: #6b6255; font-style: italic; }
.t-cmd { color: #b0d4ff; }
.t-arg { color: #d1c7b3; }
.t-out { color: #8c8273; }
.tl--ok .t-out { color: #3ddc84; }

/* ── 快速上手（三步） ───────────────────────────── */
.quickstart {
    padding: 56px 0 48px;
    border-top: 1px solid var(--border-color);
}

.quickstart__head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 36px;
    flex-wrap: wrap;
    gap: 10px;
}

.quickstart__head h2 {
    font-family: var(--font-serif);
    font-size: 1.8rem;
}

.quickstart__head p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.steps-row {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr;
    gap: 12px;
    align-items: center;
}

.step-card {
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 24px 22px;
    background: rgba(255,255,255,0.4);
    transition: var(--transition);
}

.step-card:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 6px 14px rgba(0,0,0,0.04);
}

.step-card__num {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 700;
    color: rgba(59,90,74,0.12);
    line-height: 1;
    margin-bottom: 12px;
}

.step-card h3 {
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--accent-primary);
    margin-bottom: 8px;
}

.step-card p {
    font-size: 0.84rem;
    color: var(--text-muted);
    line-height: 1.7;
}

.step-arrow {
    font-size: 1.4rem;
    color: var(--border-color);
    text-align: center;
}

/* ── FAQ 分类区块（faq.html 专用） ─────────────── */
.faq-group {
    margin-bottom: 64px;
    padding-top: 8px;
}

.faq-group__head {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    padding-bottom: 20px;
    margin-bottom: 24px;
    border-bottom: 2px solid var(--border-color);
}

.faq-group__icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.faq-group__icon--green  { background: rgba(59,90,74,0.1);   color: var(--accent-primary); }
.faq-group__icon--blue   { background: rgba(0,120,212,0.1);  color: #0078d4; }
.faq-group__icon--amber  { background: rgba(180,120,30,0.1); color: #b07020; }
.faq-group__icon--teal   { background: rgba(0,160,140,0.1);  color: #008875; }

.faq-group__head h2 {
    font-family: var(--font-serif);
    font-size: 1.55rem;
    margin-bottom: 4px;
    color: var(--text-main);
}

.faq-group__head p {
    font-size: 0.88rem;
    color: var(--text-muted);
    margin: 0;
}

/* ── FAQ（双列） ────────────────────────────────── */
.faq-section {
    padding: 48px 24px 64px;
    background: var(--bg-parchment-dark);
    border-top: 1px solid var(--border-color);
}

.faq-section__inner {
    max-width: 1200px;
    margin: 0 auto;
}

.faq-section h2 {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    margin-bottom: 8px;
    text-align: center;
}

.faq-section__sub {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.92rem;
    margin-bottom: 36px;
}

.faq-grid {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.faq-card {
    background: var(--bg-parchment);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
}

.faq-card summary {
    padding: 16px 20px;
    cursor: pointer;
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    font-weight: 500;
    font-family: var(--font-serif);
    font-size: 0.93rem;
}

.faq-card summary::-webkit-details-marker { display: none; }

.faq-card__icon {
    color: var(--accent-primary);
    font-size: 0.8rem;
    flex-shrink: 0;
    transition: transform 0.25s;
}

.faq-card[open] .faq-card__icon { transform: rotate(180deg); }

.faq-card__body {
    padding: 0 20px 16px;
    border-top: 1px dashed var(--border-color);
    padding-top: 14px;
}

.faq-card__body p {
    font-size: 0.87rem;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 6px;
}

.faq-card__body p:last-child { margin: 0; }

.faq-card__body code {
    background: rgba(59,90,74,0.08);
    padding: 1px 5px;
    border-radius: 3px;
    font-size: 0.83rem;
    color: var(--accent-primary);
}

/* ── 响应式 ─────────────────────────────────────── */
@media (max-width: 900px) {
    .dl-layout {
        grid-template-columns: 1fr;
        padding: 24px 16px 60px;
        gap: 24px;
    }

    .dl-sidebar { position: static; }

    .dl-nav {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 4px;
    }

    .dl-nav__item a {
        border-left: none;
        border-bottom: 2px solid transparent;
        border-radius: 4px;
        padding: 7px 12px;
        font-size: 0.85rem;
    }

    .dl-nav__item a.active {
        border-left-color: transparent;
        border-bottom-color: var(--accent-primary);
    }

    .dl-nav__divider { display: none; }

    .page-intro { padding: 32px 0 28px; }

    .page-intro__inner {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }

    .page-intro__text h1 { font-size: 2rem; }
    .page-intro__stats { gap: 24px; }
    .intro-stat__num { font-size: 1.6rem; }

    .platform-panel__header { flex-direction: column; gap: 12px; }

    .app-entry__head { flex-direction: column; }
    .app-entry__downloads {
        min-width: unset;
        width: 100%;
        flex-direction: column;
    }

    .dl-btn { width: 100%; white-space: normal; }
    .dl-btn__label { flex: 1; }

    .secondary-row { grid-template-columns: 1fr; }
    .ios-grid { grid-template-columns: 1fr 1fr; }
    .cli-buttons { flex-wrap: wrap; gap: 8px; }
    .terminal__body { overflow-x: auto; }

    .steps-row { grid-template-columns: 1fr; }
    .step-arrow { transform: rotate(90deg); }
    .faq-grid { gap: 6px; }
    .faq-section__inner { padding: 40px 16px; }
}

@media (max-width: 600px) {
    .page-intro__text h1 { font-size: 1.6rem; }
    .ios-grid { grid-template-columns: 1fr; }
    .tutorial-steps { grid-template-columns: 1fr; }
    .archived-item { flex-direction: column; align-items: flex-start; gap: 12px; }
    .archived-item .dl-btn { align-self: flex-start; width: auto; }
    .app-mini__btns { flex-wrap: wrap; }
    .cli-panel { padding: 18px 14px; }
}

@media (max-width: 400px) {
    .page-intro__text h1 { font-size: 1.35rem; }
    .dl-nav__item a { padding: 6px 9px; font-size: 0.8rem; }
}