:root {
    --bg-color: #f4f4f2;
    --card-bg: #ffffff;
    --text-main: #1a1a1a;
    --text-muted: #737373;
    --border-color: #e0e0e0;
    --accent: #d94a38;
    --box-bg: #fafafa;
    --code-bg: #f8f8f8;
    --inline-code-bg: #f0f0f0;
    --shadow-base: rgba(0, 0, 0, 0.06);
    --shadow-hover: rgba(0, 0, 0, 0.12);

    --primary-bg: #1a1a1a;
    --primary-text: #ffffff;
    --quote-bg: #1a1a1a;
    --quote-text: #ffffff;
    --quote-muted: #cccccc;
}

html[data-theme="dark"] {
    --bg-color: #161616;
    --card-bg: #222222;
    --text-main: #efefef;
    --text-muted: #999999;
    --border-color: #383838;
    --accent: #e55b4a;
    --box-bg: #2a2a2a;
    --code-bg: #1e1e1e;
    --inline-code-bg: #333333;
    --shadow-base: rgba(0, 0, 0, 0.3);
    --shadow-hover: rgba(0, 0, 0, 0.6);

    --primary-bg: #383838;
    --primary-text: #efefef;
    --quote-bg: #2c2c2c;
    --quote-text: #efefef;
    --quote-muted: #999999;
}

body,
.module,
.copyright-box,
.post-navigation a,
.back-btn,
.theme-toggle {
    transition:
        background-color 0.4s ease,
        border-color 0.4s ease,
        color 0.4s ease,
        box-shadow 0.4s ease;
}

.is-home .module {
    transition:
        background-color 0.4s ease,
        border-color 0.4s ease,
        transform 0.2s cubic-bezier(0.2, 0, 0, 1),
        box-shadow 0.2s ease;
}

.is-home .module.dragging {
    transition:
        background-color 0.4s ease,
        border-color 0.4s ease;
}

body,
html {
    margin: 0;
    padding: 0;
    width: 100%;
    min-height: 100dvh;
    font-family:
        -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
        Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-main);
    background-image: radial-gradient(var(--border-color) 1px, transparent 1px);
    background-size: 24px 24px;
}

body.is-home {
    overflow: hidden;
    position: fixed;
    touch-action: none;
}

.controls {
    position: absolute;
    bottom: max(24px, env(safe-area-inset-bottom));
    right: max(24px, env(safe-area-inset-right));
    z-index: 9999;
}

button {
    background: var(--primary-bg);
    color: var(--primary-text);
    border: none;
    padding: 12px 24px;
    font-size: 14px;
    cursor: pointer;
    border-radius: 2px;
    transition: background 0.2s;
    box-shadow: 0 4px 12px var(--shadow-base);
}

button:hover {
    background: var(--accent);
}

/* Card */
.module {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 2px;
    padding: 24px;
    box-sizing: border-box;
    box-shadow: 0 8px 24px var(--shadow-base);
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.is-home .module {
    position: absolute;
    cursor: grab;
    user-select: none;
    transition:
        transform 0.2s cubic-bezier(0.2, 0, 0, 1),
        box-shadow 0.2s ease;
    transform-origin: center center;
    max-width: calc(100vw - 32px);
    max-height: calc(100dvh - 100px);
    overflow-y: auto;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.is-home .module::-webkit-scrollbar {
    display: none;
}

.is-home .module.dragging {
    cursor: grabbing;
    box-shadow: 0 20px 48px var(--shadow-hover);
    transition: none;
}

h1,
h2,
h3 {
    margin: 0;
    font-weight: 600;
    letter-spacing: -0.5px;
}

p {
    margin: 0;
    line-height: 1.6;
    font-size: 18px;
}

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

.module a:not(.tag):not(.back-btn) {
    border-bottom: 1px solid var(--text-muted);
}

.module a:not(.tag):not(.back-btn):hover {
    border-color: var(--accent);
    color: var(--accent);
}

.mod-profile {
    width: 300px;
}

.mod-posts {
    width: 340px;
}

.mod-quote {
    width: 280px;
}

.mod-tags {
    width: 260px;
}

.mod-nav {
    width: 240px;
}

.nav-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color) !important;
    padding-bottom: 8px;
    font-size: 15px;
}

.nav-link:last-child {
    border-bottom: none !important;
    padding-bottom: 0;
}

.nav-link span {
    opacity: 0;
    transform: translateX(-8px);
    transition: all 0.2s;
    color: var(--text-muted);
}

.nav-link:hover span {
    opacity: 1;
    transform: translateX(0);
    color: var(--accent);
}

.post-item {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
}

.post-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.post-meta {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 4px;
    display: block;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    border: 1px solid var(--border-color);
    padding: 4px 10px;
    font-size: 12px;
    border-radius: 2px;
}

.tag:hover {
    background: var(--border-color);
}

.svg-icon {
    width: 24px;
    height: 24px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.back-btn {
    display: inline-block;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    padding: 8px 16px;
    border-radius: 2px;
    font-size: 14px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.back-btn:hover {
    background: var(--bg-color);
}

.post-content h1,
.post-content h2,
.post-content h3 {
    margin-top: 1.5em;
    margin-bottom: 0.5em;
}

.post-content p {
    margin-bottom: 1em;
    font-size: 18;
}

.post-content img {
    max-width: 100%;
    border-radius: 2px;
    border: 1px solid var(--border-color);
}

.post-content pre {
    background: var(--code-bg);
    padding: 16px;
    border: 1px solid var(--border-color);
    overflow-x: auto;
    border-radius: 2px;
    font-size: 14px;
}

.post-content code {
    font-family: monospace;
    background: var(--inline-code-bg);
    padding: 2px 4px;
    border-radius: 2px;
}

.archive-item {
    display: flex;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
}

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

.archive-item a {
    flex-grow: 1;
    font-size: 18px;
    border: none !important;
}

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

.tag-cloud a {
    display: inline-block;
    margin: 4px 8px;
    border: none !important;
    text-decoration: none;
    transition: transform 0.2s;
}

.tag-cloud a:hover {
    color: var(--accent) !important;
    transform: scale(1.05);
}

.category-tree ul {
    list-style: none;
    padding-left: 20px;
}

.category-tree > ul {
    padding-left: 0;
}

.category-tree li {
    padding: 6px 0;
}

.category-tree a {
    border: none !important;
}

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

.category-list-count {
    margin-left: 8px;
    color: var(--text-muted);
    font-size: 12px;
}

.pagination {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.pagination a,
.pagination span {
    padding: 4px 12px;
    border: 1px solid var(--border-color);
    border-radius: 2px;
    font-size: 14px;
}

.pagination .current {
    background: var(--text-main);
    color: #fff;
    border-color: var(--text-main);
}

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

.mod-contact {
    width: auto;
    min-width: 160px;
}

.mod-contact a {
    transition:
        color 0.2s,
        transform 0.2s;
}

.mod-contact a:hover {
    color: var(--accent) !important;
    transform: translateY(-2px);
}

.copyright-box {
    margin-top: 48px;
    padding: 16px 20px;
    background: var(--box-bg);
    border: 1px solid var(--border-color);
    border-radius: 2px;
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.6;
}

.copyright-box a {
    color: var(--text-main);
    border-bottom: 1px solid var(--text-muted);
    border-radius: 0;
}

.copyright-box a:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.post-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-color);
    gap: 16px;
}

.post-navigation a {
    flex: 1;
    display: flex;
    flex-direction: column;
    border: none !important;
    padding: 12px;
    border-radius: 2px;
    background: var(--box-bg);
    transition: background 0.2s;
    text-decoration: none;
}

.post-navigation a:hover {
    background: var(--bg-color);
}

.nav-prev {
    text-align: left;
}

.nav-next {
    text-align: right;
}

.nav-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.nav-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-main);
}

.nav-prev.empty,
.nav-next.empty {
    background: transparent;
    pointer-events: none;
}

.global-footer {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.6;
}

.global-footer a {
    border-bottom: 1px solid var(--border-color);
    color: inherit;
}

.global-footer a:hover {
    color: var(--accent);
    border-color: var(--accent);
}

body.is-home .global-footer {
    position: fixed;
    bottom: max(24px, env(safe-area-inset-bottom));
    left: max(24px, env(safe-area-inset-left));
    z-index: 100;
    pointer-events: none;
}

body.is-home .global-footer a {
    pointer-events: auto;
}

body.is-post .global-footer {
    position: relative;
    text-align: center;
    padding: 24px 0 48px 0;
}

.katex-display {
    overflow-x: auto;
    overflow-y: hidden;
    padding-bottom: 8px;
    scrollbar-width: thin;
    scrollbar-color: var(--border-color) transparent;
}

.katex-display::-webkit-scrollbar {
    height: 4px;
}

.katex-display::-webkit-scrollbar-track {
    background: transparent;
}

.katex-display::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 2px;
}

.theme-toggle {
    position: fixed;
    top: 24px;
    right: max(24px, env(safe-area-inset-right));
    z-index: 9999;
    width: 44px;
    height: 44px;
    background: var(--card-bg) !important;
    color: var(--text-main) !important;
    border: 1px solid var(--border-color);
    border-radius: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 4px 12px var(--shadow-base);
}

.theme-toggle:hover {
    background: var(--text-main) !important;
    color: var(--card-bg) !important;
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.theme-toggle .sun-icon {
    display: none;
}

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

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

/* Friends */

.friends-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 16px;
    margin-top: 32px;
}

.friend-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--box-bg);
    border: 1px solid var(--border-color) !important;
    border-radius: 2px;
    transition:
        transform 0.2s,
        border-color 0.2s,
        box-shadow 0.2s;
    text-decoration: none !important;
}

.friend-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent) !important;
    box-shadow: 0 4px 12px var(--shadow-base);
}

.friend-avatar {
    width: 48px;
    height: 48px;
    border-radius: 2px;
    object-fit: cover;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
}

.friend-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
    overflow: hidden;
}

.friend-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-main);
}

.friend-card:hover .friend-name {
    color: var(--accent);
}

.friend-desc {
    font-size: 12px;
    color: var(--text-muted);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
/* 1. Remove the bottom margin from the date/meta text */
.article-meta,
.post-meta,
.meta {
    margin-bottom: 0 !important;
    padding-bottom: 0 !important;
}

/* 2. Remove the top margin from the main content wrapper */
.article-entry,
.post-content,
.content {
    margin-top: 0 !important;
    padding-top: 5px !important; /* Adds just a tiny breather so they don't touch */
}

/* 3. The true culprit: Nuke the top margin of the VERY FIRST paragraph in your text */
.article-entry > p:first-child,
.post-content > p:first-child,
.content > p:first-child {
    margin-top: 0 !important;
}

@media screen and (max-width: 768px) {
    /* 1. Kill the dot-grid container logic */
    div[id="desktop"] {
        display: flex !important;
        flex-direction: column !important;
        align-items: center !important;
        height: auto !important;
        min-height: 100vh !important;
        width: 100vw !important;
        position: absolute !important;
        top: 0 !important;
        left: 0 !important;
        overflow-y: scroll !important;
        padding: 20px 0 !important;
    }

    /* 2. Hide everything except About and Notes/Posts */
    div[class*="window"]:not(#window-about):not(#window-notes):not(
            #window-posts
        ) {
        display: none !important;
    }

    /* 3. Force the windows into a clean, non-rotated stack */
    #window-about,
    #window-notes,
    #window-posts {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        position: relative !important;

        /* Reset every possible coordinate property */
        top: 0 !important;
        left: 0 !important;
        right: auto !important;
        bottom: auto !important;
        transform: none !important;
        margin: 15px auto !important;

        width: 90% !important;
        max-width: 380px !important;
        height: auto !important;
    }

    /* 4. Ensure the content inside isn't clipped */
    .window-content {
        max-height: none !important;
        height: auto !important;
    }
    /* 3. Specifically target the links to ensure they don't push the box wide */
      .window-content a,
      .footnotes a {
        display: inline-block !important;
        max-width: 100% !important;
        word-break: break-all !important;
        overflow-wrap: anywhere !important;
        text-decoration: underline;
      }

      /* 4. Fix for the footnote list structure */
      .footnotes ol,
      .footnotes li {
        padding-left: 10px !important;
        margin-left: 0 !important;
        list-style-position: inside !important;
}


/* Hide all windows initially */
.window {
  opacity: 0;
  /* Add a smooth fade-in so they don't just "pop" in */
  transition: opacity 0.4s ease-in-out;
  /* Prevent interaction while invisible */
  pointer-events: none;
}

/* Optional: Keep the About card visible or fade it in faster */
#window-about {
  transition: opacity 0.2s ease-in-out;
}