:root {
    --ink: #121821;
    --muted: #5d6b7a;
    --paper: #eef3f9;
    --surface: #ffffff;
    --line: #d5e0ec;
    --accent: #3b8ced;
    --accent-deep: #1f64c0;
    --header: #0b0d10;
    --glow: rgba(59, 140, 237, 0.45);
}

* { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    min-height: 100dvh;
    overflow-x: clip;
    color: var(--ink);
    font-family: "Source Sans 3", "PT Sans", "Segoe UI", sans-serif;
    background:
        radial-gradient(ellipse 80% 50% at 10% -10%, rgba(59, 140, 237, 0.18), transparent 55%),
        radial-gradient(ellipse 60% 40% at 100% 0%, rgba(31, 100, 192, 0.12), transparent 50%),
        linear-gradient(180deg, #e6eef8 0%, var(--paper) 35%, #e8eef5 100%);
}

body.nav-open {
    overflow: hidden;
}

a {
    color: var(--accent-deep);
    text-underline-offset: 3px;
}

a:hover { color: var(--accent); }

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

.site-top {
    position: relative;
    z-index: 100;
    background:
        radial-gradient(circle at 18% 40%, rgba(59, 140, 237, 0.35), transparent 42%),
        linear-gradient(180deg, #14181f 0%, var(--header) 100%);
    color: #f4f8ff;
    border-bottom: 1px solid rgba(59, 140, 237, 0.35);
    box-shadow: 0 12px 40px rgba(8, 12, 20, 0.35);
}

.shell {
    width: min(1080px, calc(100% - 2rem));
    margin: 0 auto;
    padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right);
}

.site-header {
    display: grid;
    gap: 1.1rem;
    padding: 1.35rem 0 1.2rem;
    padding-top: max(1.35rem, env(safe-area-inset-top));
    animation: rise 0.55s ease both;
}

.header-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.85rem;
}

.nav-toggle {
    display: none;
    flex: 0 0 auto;
    width: 2.75rem;
    height: 2.75rem;
    border: 1px solid rgba(59, 140, 237, 0.45);
    border-radius: 12px;
    background: rgba(59, 140, 237, 0.16);
    color: #fff;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.nav-toggle-bars,
.nav-toggle-bars::before,
.nav-toggle-bars::after {
    display: block;
    width: 1.15rem;
    height: 2px;
    border-radius: 2px;
    background: #fff;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle-bars {
    position: relative;
}

.nav-toggle-bars::before,
.nav-toggle-bars::after {
    content: "";
    position: absolute;
    left: 0;
}

.nav-toggle-bars::before { top: -6px; }
.nav-toggle-bars::after { top: 6px; }

.nav-toggle.is-open .nav-toggle-bars {
    background: transparent;
}

.nav-toggle.is-open .nav-toggle-bars::before {
    top: 0;
    transform: rotate(45deg);
}

.nav-toggle.is-open .nav-toggle-bars::after {
    top: 0;
    transform: rotate(-45deg);
}

.nav-link-row {
    display: inline-flex;
    align-items: center;
    gap: 0.15rem;
}

.nav-caret-btn {
    display: none;
    border: 0;
    background: transparent;
    color: rgba(230, 240, 255, 0.78);
    cursor: pointer;
    padding: 0.45rem 0.55rem;
    border-radius: 999px;
    line-height: 1;
}

.nav-caret-btn:hover,
.nav-item.is-expanded > .nav-link-row .nav-caret-btn {
    color: #fff;
    background: rgba(59, 140, 237, 0.22);
}

.nav-auth {
    display: contents;
}

.brand {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    width: fit-content;
}

.brand img {
    display: block;
    width: min(300px, 78vw);
    height: auto;
    filter: drop-shadow(0 0 18px var(--glow));
    transition: transform 0.35s ease, filter 0.35s ease;
}

.brand:hover img {
    transform: translateY(-2px) scale(1.01);
    filter: drop-shadow(0 0 26px rgba(59, 140, 237, 0.7));
}

.tagline {
    margin: 0;
    max-width: 36rem;
    color: rgba(220, 232, 248, 0.82);
    font-size: 1.02rem;
    line-height: 1.45;
}

.nav {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem 0.2rem;
    padding-top: 0.15rem;
    align-items: center;
}

.nav-item {
    position: relative;
    z-index: 1;
}

.nav-item:hover,
.nav-item:focus-within {
    z-index: 20;
}

.nav-link {
    color: rgba(230, 240, 255, 0.78);
    text-decoration: none;
    font-size: 0.92rem;
    padding: 0.45rem 0.75rem;
    border-radius: 999px;
    transition: background 0.25s ease, color 0.25s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.nav a.nav-link:hover,
.nav a.nav-link.is-active,
.nav-item.is-active > .nav-link,
.nav-item:hover > .nav-link,
.nav-item:focus-within > .nav-link {
    color: #fff;
    background: rgba(59, 140, 237, 0.22);
}

.nav-caret {
    font-size: 0.7rem;
    opacity: 0.8;
}

.nav-dropdown {
    position: absolute;
    top: calc(100% + 0.35rem);
    left: 0;
    min-width: 220px;
    max-width: min(320px, 80vw);
    padding: 0.4rem;
    border-radius: 12px;
    background: #10151d;
    border: 1px solid rgba(59, 140, 237, 0.35);
    box-shadow: 0 16px 36px rgba(0, 0, 0, 0.35);
    display: none;
    z-index: 200;
}

.nav-item:hover > .nav-dropdown,
.nav-item:focus-within > .nav-dropdown,
.nav-item.is-expanded > .nav-dropdown {
    display: grid;
    gap: 0.15rem;
    animation: rise 0.2s ease;
}

.nav-dropdown-link {
    color: rgba(230, 240, 255, 0.86);
    text-decoration: none;
    font-size: 0.9rem;
    padding: 0.55rem 0.7rem;
    border-radius: 8px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.nav-dropdown-link:hover,
.nav-dropdown-link.is-active {
    background: rgba(59, 140, 237, 0.22);
    color: #fff;
}

.nav a {
    color: rgba(230, 240, 255, 0.78);
    text-decoration: none;
    font-size: 0.92rem;
    padding: 0.45rem 0.75rem;
    border-radius: 999px;
    transition: background 0.25s ease, color 0.25s ease;
}

.nav a:hover,
.nav a.is-active {
    color: #fff;
    background: rgba(59, 140, 237, 0.22);
}

.nav-spacer {
    flex: 1 1 1rem;
    min-width: 1rem;
}

.nav-user {
    color: rgba(230, 240, 255, 0.7);
    font-size: 0.88rem;
    padding: 0.45rem 0.5rem;
}

.nav-logout { display: inline; margin: 0; }

.nav-button {
    border: 0;
    background: transparent;
    cursor: pointer;
    font: inherit;
}

.auth-panel { max-width: 480px; }

.auth-form {
    display: grid;
    gap: 0.9rem;
    margin: 1rem 0 1.2rem;
}

.auth-field {
    display: grid;
    gap: 0.35rem;
    font-size: 0.95rem;
}

.auth-field input,
.auth-field textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 0.7rem 0.8rem;
    font: inherit;
    background: #fff;
}

.auth-field textarea { resize: vertical; min-height: 110px; }

.auth-check {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    font-size: 0.92rem;
    color: var(--muted);
}

.auth-submit {
    appearance: none;
    border: 0;
    border-radius: 10px;
    background: var(--accent);
    color: #fff;
    font: inherit;
    font-weight: 700;
    padding: 0.75rem 1rem;
    cursor: pointer;
    width: fit-content;
}

.auth-submit:hover { background: var(--accent-deep); }

.auth-error {
    color: #c0392b;
    font-style: normal;
    font-size: 0.85rem;
}

.comments-panel { margin-top: 1.25rem; }

.comment-item {
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--line);
}

.comments-panel > .comment-item:last-of-type { border-bottom: 0; }

.comment-reply {
    margin-left: calc(var(--comment-depth, 1) * 1.1rem);
    padding-left: 0.85rem;
    border-bottom: 0;
    border-left: 2px solid var(--line);
}

.comment-children {
    margin-top: 0.35rem;
}

.comment-meta {
    color: var(--muted);
    font-size: 0.88rem;
    margin-bottom: 0.35rem;
}

.comment-body {
    line-height: 1.55;
    white-space: pre-wrap;
}

.comment-reply-btn {
    margin-top: 0.45rem;
    padding: 0;
    border: 0;
    background: none;
    color: var(--accent, #3b8ced);
    font: inherit;
    font-size: 0.88rem;
    cursor: pointer;
}

.comment-reply-btn:hover { text-decoration: underline; }

.comment-replying {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin: 0 0 0.75rem;
    color: var(--muted);
    font-size: 0.9rem;
}

.comment-cancel-reply {
    padding: 0;
    border: 0;
    background: none;
    color: #c0392b;
    font: inherit;
    cursor: pointer;
    text-decoration: underline;
}

.comment-form-wrap {
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--line);
}

.comment-form-title {
    margin: 0 0 0.75rem;
    font-size: 1.05rem;
}

.comment-success {
    color: #1f7a3f;
    background: #e8f7ee;
    border: 1px solid #b7e0c4;
    border-radius: 10px;
    padding: 0.65rem 0.8rem;
    margin: 0 0 0.85rem;
}

.site-main {
    position: relative;
    z-index: 1;
    padding: 1.75rem 0 2.5rem;
    animation: rise 0.7s ease 0.08s both;
}

.content-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 1.25rem;
    align-items: start;
}

.content-main { min-width: 0; }

.sidebar {
    position: sticky;
    top: 1rem;
}

.sidebar-title {
    font-family: "Source Serif 4", Georgia, serif;
    font-size: 1.2rem;
    margin: 0 0 0.85rem;
}

.category-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.35rem;
}

.category-item {
    display: grid;
    gap: 0.25rem;
}

.category-children {
    list-style: none;
    margin: 0;
    padding: 0 0 0 0.85rem;
    display: grid;
    gap: 0.25rem;
    border-left: 2px solid color-mix(in srgb, var(--accent) 20%, var(--line));
    margin-left: 0.55rem;
}

.category-item[style*="--cat-depth: 0"] > .category-link {
    font-weight: 600;
}

.category-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--ink);
    padding: 0.55rem 0.7rem;
    border-radius: 10px;
    border: 1px solid transparent;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.category-link:hover {
    background: #eef5ff;
    border-color: color-mix(in srgb, var(--accent) 30%, var(--line));
    color: var(--accent-deep);
}

.category-link.is-active {
    background: color-mix(in srgb, var(--accent) 14%, #fff);
    border-color: color-mix(in srgb, var(--accent) 40%, var(--line));
    color: var(--accent-deep);
    font-weight: 600;
}

.category-count {
    min-width: 1.6rem;
    height: 1.6rem;
    padding: 0 0.4rem;
    border-radius: 999px;
    background: #e4eef9;
    color: var(--muted);
    font-size: 0.8rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.category-link.is-active .category-count {
    background: var(--accent);
    color: #fff;
}

.more-link {
    margin: 1.2rem 0 0;
}

.more-link a {
    font-weight: 600;
    text-decoration: none;
}

.panel {
    background: color-mix(in srgb, var(--surface) 94%, #e8f1fb);
    border: 1px solid var(--line);
    border-radius: 20px;
    padding: clamp(1.15rem, 2.5vw, 1.75rem);
    box-shadow: 0 16px 40px rgba(18, 35, 58, 0.06);
}

.page-title {
    font-family: "Source Serif 4", Georgia, serif;
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.2;
    font-size: clamp(1.7rem, 3.6vw, 2.45rem);
    margin: 0 0 0.65rem;
}

.lead {
    margin: 0 0 1.4rem;
    color: var(--muted);
    font-size: 1.05rem;
    line-height: 1.6;
}

.meta {
    color: var(--muted);
    font-size: 0.9rem;
    margin: 0 0 0.7rem;
}

.breadcrumb {
    margin: 0 0 1rem;
    color: var(--muted);
    font-size: 0.88rem;
}

.breadcrumb a { text-decoration: none; }

.blog-sort {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.55rem 0.85rem;
    margin: 0 0 1.15rem;
    padding: 0.75rem 0.9rem;
    border: 1px solid var(--line);
    border-radius: 10px;
    background: linear-gradient(180deg, #fff, #f7fafc);
}

.blog-sort--sidebar {
    flex-direction: column;
    align-items: stretch;
    margin: 0 0 1rem;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
}

.blog-sort--sidebar .blog-sort-label {
    display: block;
    margin: 0 0 0.35rem;
    color: var(--ink);
    font-size: 0.95rem;
    font-weight: 700;
}

.blog-sort--sidebar .blog-sort-select {
    width: 100%;
    min-width: 0;
}

.blog-sort-label {
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 600;
}

.blog-sort-select {
    min-width: min(100%, 240px);
    padding: 0.45rem 0.7rem;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #fff;
    color: var(--ink);
    font: inherit;
    cursor: pointer;
}

.blog-sort-select:focus {
    outline: 2px solid rgba(59, 140, 237, 0.35);
    outline-offset: 1px;
    border-color: var(--accent);
}

.post-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 0.9rem;
}

.post-card-wrap {
    position: relative;
}

.post-card-like {
    position: absolute;
    top: 0.7rem;
    right: 0.7rem;
    z-index: 2;
}

.post-actions {
    margin: 0.85rem 0 1.1rem;
}

.like-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
    border-radius: 999px;
    cursor: pointer;
    font: inherit;
    line-height: 1;
    transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}

.like-btn--md {
    padding: 0.45rem 0.85rem;
    font-size: 0.95rem;
}

.like-btn--sm {
    padding: 0.3rem 0.6rem;
    font-size: 0.82rem;
    box-shadow: 0 4px 12px rgba(20, 40, 70, 0.08);
}

.like-btn:hover {
    border-color: color-mix(in srgb, #d64545 40%, var(--line));
    color: #c0392b;
}

.like-btn.is-liked {
    border-color: color-mix(in srgb, #d64545 45%, var(--line));
    background: #fff0f0;
    color: #c0392b;
}

.like-btn-icon {
    font-size: 1.05em;
}

.like-btn:disabled {
    opacity: 0.7;
    cursor: wait;
}

.post-card {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 1rem;
    align-items: start;
    text-decoration: none;
    color: inherit;
    padding: 0.95rem;
    padding-right: 4.5rem;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(255,255,255,0.95), rgba(236, 244, 255, 0.7));
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.post-card:not(:has(.post-card-media)) {
    grid-template-columns: 1fr;
}

.post-card-media {
    display: block;
    width: 140px;
    height: 100px;
    border-radius: 10px;
    overflow: hidden;
    background: #d9e6f5;
    flex-shrink: 0;
}

.post-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.35s ease;
}

.post-card:hover .post-card-media img {
    transform: scale(1.05);
}

.post-card-body {
    display: grid;
    gap: 0.35rem;
    min-width: 0;
}

.post-card:hover {
    transform: translateY(-3px);
    border-color: color-mix(in srgb, var(--accent) 45%, var(--line));
    box-shadow: 0 14px 28px rgba(31, 100, 192, 0.12);
}

.post-card h2,
.post-card .post-card-title {
    font-family: "Source Serif 4", Georgia, serif;
    font-size: 1.18rem;
    font-weight: 600;
    margin: 0;
    color: var(--ink);
    line-height: 1.3;
    display: block;
}

.post-card:hover .post-card-title { color: var(--accent-deep); }

.post-card .excerpt {
    margin: 0;
    color: var(--muted);
    line-height: 1.55;
    font-size: 0.98rem;
    display: block;
}

.post-card .meta {
    display: block;
    margin: 0;
}

.featured-image {
    margin: 1rem 0 1.35rem;
    border-radius: 12px;
    overflow: hidden;
    background: #d9e6f5;
}

.featured-image img {
    display: block;
    width: 100%;
    height: auto;
}

.post-gallery {
    margin: 1.5rem 0 0.5rem;
}

.post-gallery-stage {
    position: relative;
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 0.5rem;
    align-items: center;
}

.post-gallery-frame {
    position: relative;
    margin: 0;
    border-radius: 12px;
    overflow: hidden;
    background: #d9e6f5;
    min-height: 220px;
}

.post-gallery-frame img {
    display: block;
    width: 100%;
    height: auto;
    max-height: 520px;
    object-fit: contain;
    background: #0f1720;
}

.post-gallery-nav,
.post-gallery-fullscreen {
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
    cursor: pointer;
    font: inherit;
    line-height: 1;
}

.post-gallery-nav {
    width: 2.4rem;
    height: 2.4rem;
    border-radius: 999px;
    font-size: 1.4rem;
}

.post-gallery-nav:hover,
.post-gallery-fullscreen:hover {
    border-color: color-mix(in srgb, var(--accent) 40%, var(--line));
    color: var(--accent-deep);
}

.post-gallery-fullscreen {
    position: absolute;
    right: 0.7rem;
    bottom: 0.7rem;
    width: 2.2rem;
    height: 2.2rem;
    border-radius: 8px;
    opacity: 0.92;
}

.post-gallery-thumbs {
    display: flex;
    gap: 0.45rem;
    overflow-x: auto;
    margin-top: 0.75rem;
    padding-bottom: 0.2rem;
}

.post-gallery-thumb {
    flex: 0 0 auto;
    width: 72px;
    height: 54px;
    padding: 0;
    border: 2px solid transparent;
    border-radius: 8px;
    overflow: hidden;
    background: #d9e6f5;
    cursor: pointer;
}

.post-gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.post-gallery-thumb.is-active {
    border-color: var(--accent);
}

.post-gallery-counter {
    margin: 0.55rem 0 0;
    color: var(--muted);
    font-size: 0.9rem;
}

.gallery-lightbox {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 10000;
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    background: rgba(8, 12, 18, 0.94);
}

.gallery-lightbox[hidden],
.gallery-lightbox:not(.is-open) {
    display: none !important;
}

.gallery-lightbox.is-open {
    display: block;
}

.gallery-lightbox-image {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: calc(100vw - 7rem);
    max-height: calc(100vh - 5rem);
    width: auto;
    height: auto;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.45);
}

.gallery-lightbox-close,
.gallery-lightbox-nav {
    position: absolute;
    z-index: 10001;
    box-sizing: border-box;
    border: 0;
    border-radius: 999px;
    background: #fff;
    color: #111;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
    cursor: pointer;
    font: inherit;
    line-height: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.gallery-lightbox-close {
    top: 16px;
    right: 16px;
    width: 44px;
    height: 44px;
    font-size: 28px;
}

.gallery-lightbox-nav {
    top: 50%;
    margin-top: -22px;
    width: 44px;
    height: 44px;
    font-size: 28px;
}

.gallery-lightbox-prev {
    left: 16px;
}

.gallery-lightbox-next {
    right: 16px;
}

.gallery-lightbox-close:hover,
.gallery-lightbox-nav:hover {
    background: #f3f6fb;
}

body.gallery-lightbox-open {
    overflow: hidden;
}

.content {
    line-height: 1.75;
    font-size: 1.05rem;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.content p { margin: 0 0 1rem; }
.content img,
.content video,
.content iframe {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
}
.content img {
    margin: 0.4rem 0.85rem 0.4rem 0;
}
.content table {
    display: block;
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.content pre,
.content code {
    max-width: 100%;
    overflow-x: auto;
}
.content a { font-weight: 600; }

.content h2, .content h3 {
    font-family: "Source Serif 4", Georgia, serif;
    margin: 1.4rem 0 0.6rem;
    overflow-wrap: anywhere;
}

.back-link {
    display: inline-block;
    margin-top: 1.4rem;
    text-decoration: none;
    font-weight: 600;
}

.site-footer {
    border-top: 1px solid var(--line);
    padding: 1.25rem 0 2rem;
    color: var(--muted);
    font-size: 0.9rem;
}

.site-footer strong { color: var(--ink); }

.pagination {
    margin-top: 1.5rem;
}

.pager {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
}

.pager-pages {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    align-items: center;
}

.pager-btn {
    appearance: none;
    border: 1px solid var(--line);
    background: #fff;
    color: var(--ink);
    min-width: 2.4rem;
    height: 2.4rem;
    padding: 0 0.75rem;
    border-radius: 10px;
    font: inherit;
    font-size: 0.92rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.pager-btn:hover:not(.is-disabled):not(.is-current) {
    border-color: var(--accent);
    color: var(--accent-deep);
    background: #eef5ff;
}

.pager-btn.is-current {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
    cursor: default;
}

.pager-btn.is-disabled {
    opacity: 0.45;
    cursor: default;
}

.pager-dots {
    color: var(--muted);
    padding: 0 0.2rem;
}

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

@media (max-width: 900px) {
    .shell {
        width: min(1080px, calc(100% - 1.25rem));
    }

    .nav-toggle {
        display: inline-flex;
    }

    .nav {
        display: none;
        flex-direction: column;
        align-items: stretch;
        gap: 0.35rem;
        padding: 0.85rem;
        margin-top: 0.15rem;
        border-radius: 16px;
        border: 1px solid rgba(59, 140, 237, 0.35);
        background: rgba(10, 14, 20, 0.92);
        box-shadow: 0 18px 40px rgba(0, 0, 0, 0.28);
    }

    .nav.is-open {
        display: flex;
    }

    .nav-spacer {
        display: none;
    }

    .nav-auth {
        display: grid;
        gap: 0.35rem;
        margin-top: 0.35rem;
        padding-top: 0.55rem;
        border-top: 1px solid rgba(59, 140, 237, 0.25);
    }

    .nav-item,
    .nav-link-row {
        width: 100%;
    }

    .nav-link-row {
        display: flex;
        justify-content: space-between;
        gap: 0.35rem;
    }

    .nav-link,
    .nav a.nav-link,
    .nav-button {
        width: 100%;
        justify-content: flex-start;
        min-height: 2.75rem;
        padding: 0.7rem 0.85rem;
        border-radius: 12px;
        font-size: 1rem;
    }

    .nav-caret-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-width: 2.75rem;
        min-height: 2.75rem;
        flex: 0 0 auto;
    }

    .nav-dropdown {
        position: static;
        display: none;
        min-width: 0;
        max-width: none;
        margin: 0.25rem 0 0.35rem;
        box-shadow: none;
    }

    .nav-item:hover > .nav-dropdown,
    .nav-item:focus-within > .nav-dropdown {
        display: none;
    }

    .nav-item.is-expanded > .nav-dropdown {
        display: grid;
    }

    .nav-dropdown-link {
        white-space: normal;
        min-height: 2.5rem;
        display: flex;
        align-items: center;
    }

    .nav-user {
        padding: 0.55rem 0.85rem;
    }

    .content-layout {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .sidebar {
        position: static;
        order: 2;
    }

    .content-main {
        order: 1;
    }

    .site-main {
        padding: 1.25rem 0 2rem;
    }

    .auth-panel {
        max-width: none;
    }

    .auth-submit {
        width: 100%;
    }
}

@media (max-width: 720px) {
    .post-gallery-stage {
        grid-template-columns: 1fr;
        padding-inline: 0;
    }

    .post-gallery-nav {
        display: none;
    }

    .gallery-lightbox-image {
        max-width: calc(100vw - 1.5rem);
        max-height: calc(100vh - 6rem);
        max-height: calc(100dvh - 6rem);
    }

    .gallery-lightbox-prev {
        left: 8px;
    }

    .gallery-lightbox-next {
        right: 8px;
    }

    .post-gallery-thumbs {
        justify-content: flex-start;
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 0.25rem;
    }

    .comment-reply {
        margin-left: 0.55rem;
        padding-left: 0.55rem;
    }
}

@media (max-width: 640px) {
    .shell {
        width: min(1080px, calc(100% - 1rem));
    }

    .site-header {
        gap: 0.75rem;
        padding: 1rem 0 0.95rem;
        padding-top: max(1rem, env(safe-area-inset-top));
    }

    .brand img {
        width: min(220px, 68vw);
    }

    .tagline {
        font-size: 0.95rem;
    }

    .panel {
        border-radius: 16px;
        padding: 1rem;
    }

    .page-title {
        font-size: clamp(1.45rem, 7vw, 1.9rem);
    }

    .lead {
        font-size: 0.98rem;
        margin-bottom: 1rem;
    }

    .meta,
    .breadcrumb {
        font-size: 0.84rem;
        line-height: 1.45;
    }

    .post-card {
        grid-template-columns: 1fr;
        padding: 0.85rem;
        padding-right: 0.85rem;
        gap: 0.75rem;
    }

    .post-card-media {
        width: 100%;
        height: auto;
        aspect-ratio: 16 / 10;
        max-height: 200px;
    }

    .post-card-media img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .post-card .post-card-title {
        font-size: 1.08rem;
        padding-right: 4.25rem;
    }

    .post-card-like {
        top: 0.85rem;
        right: 0.85rem;
    }

    .like-btn--sm {
        min-height: 2.25rem;
        padding: 0.4rem 0.7rem;
    }

    .content {
        font-size: 1rem;
    }

    .content img {
        display: block;
        margin: 0.75rem 0;
        float: none;
    }

    .pager-btn {
        min-width: 2.6rem;
        height: 2.6rem;
    }

    .site-footer {
        padding-bottom: max(1.5rem, env(safe-area-inset-bottom));
        line-height: 1.5;
    }

    .comment-form-wrap .auth-submit,
    .post-actions .like-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 400px) {
    .brand img {
        width: min(180px, 62vw);
    }

    .post-card .post-card-title {
        font-size: 1rem;
        padding-right: 3.75rem;
    }

    .category-link {
        padding: 0.65rem 0.7rem;
    }
}

@media (hover: none) and (pointer: coarse) {
    .nav-link,
    .category-link,
    .pager-btn,
    .like-btn,
    .auth-submit,
    .post-gallery-thumb {
        min-height: 2.5rem;
    }

    .nav-item:hover > .nav-dropdown {
        display: none;
    }

    .nav-item.is-expanded > .nav-dropdown {
        display: grid;
    }
}