diff --git a/src/content/image-handler.js b/src/content/image-handler.js
index 974242a..80273b7 100644
--- a/src/content/image-handler.js
+++ b/src/content/image-handler.js
@@ -1,22 +1,48 @@
+let masonryTimer = null;
+function scheduleMasonryRelayout(grid) {
+    clearTimeout(masonryTimer);
+    masonryTimer = setTimeout(() => {
+        relayoutMasonry(grid);
+    }, 50);
+}
+
 export function createImageCard(id, tags, imageUrl, thumbnailUrl, type, options = {}) {
-    const { 
-        showMessage, 
-        showTagModal, 
-        favoriteIds = new Set() 
+    const {
+        showMessage,
+        showTagModal,
+        favoriteIds = new Set()
     } = options;
 
     const card = document.createElement('div');
-    card.className = 'image-entry';
-    card.dataset.id = id; 
+    card.className = 'image-entry loading newly-added';
+    card.dataset.id = id;
     card.dataset.type = type;
-    card.title = tags.join(', '); 
+    card.title = tags.join(', ');
 
     const img = document.createElement('img');
     img.src = thumbnailUrl || imageUrl;
     img.loading = 'lazy';
     img.alt = tags.join(' ');
-    img.onload = () => img.classList.add('loaded');
-    
+
+    img.onload = () => {
+        img.classList.add('loaded');
+        card.classList.remove('loading');
+
+        if (type !== 'book') {
+            setTimeout(() => resizeMasonryItem(card), 20);
+            scheduleMasonryRelayout(card.parentElement);
+        }
+
+        setTimeout(() => {
+            card.classList.remove('newly-added');
+        }, 400);
+    };
+
+    img.onerror = () => {
+        card.classList.remove('loading');
+        img.classList.add('loaded');
+    };
+
     card.appendChild(img);
 
     if (type === 'book') {
@@ -30,7 +56,6 @@ export function createImageCard(id, tags, imageUrl, thumbnailUrl, type, options
             <span>Click To Read</span>
         `;
         card.appendChild(readOverlay);
-        
         return card;
     }
 
@@ -40,12 +65,12 @@ export function createImageCard(id, tags, imageUrl, thumbnailUrl, type, options
     const favBtn = document.createElement('button');
     favBtn.className = 'heart-button';
     favBtn.dataset.id = id;
-    
+
     const isFavorited = favoriteIds.has(String(id));
     updateHeartIcon(favBtn, isFavorited);
 
     favBtn.onclick = async (e) => {
-        e.stopPropagation(); 
+        e.stopPropagation();
         e.preventDefault();
 
         const currentlyFavorited = favoriteIds.has(String(id));
@@ -99,6 +124,32 @@ export function createImageCard(id, tags, imageUrl, thumbnailUrl, type, options
     return card;
 }
 
+function resizeMasonryItem(item) {
+    if (item.dataset.type === 'book') return;
+
+    const grid = item.parentElement;
+    const rowHeight = parseInt(getComputedStyle(grid).gridAutoRows);
+    const rowGap = parseInt(getComputedStyle(grid).gap);
+
+    const img = item.querySelector("img");
+
+    if (!img) return;
+
+    if (!img.complete || img.naturalWidth === 0) {
+        return;
+    }
+
+    const width = img.clientWidth;
+    const imageHeight = (img.naturalHeight / img.naturalWidth) * width;
+
+    const extra = 2;
+    const totalHeight = imageHeight + extra;
+    const rowSpan = Math.ceil((totalHeight + rowGap) / (rowHeight + rowGap));
+    item.style.gridRowEnd = "span " + rowSpan;
+
+    item.style.height = totalHeight + "px";
+}
+
 function updateHeartIcon(btn, isFavorited) {
     if (isFavorited) {
         btn.innerHTML = `<svg viewBox="0 0 24 24" fill="#ef4444" stroke="#ef4444" stroke-width="2"><path d="M20.84 4.61a5.5 5.5 0 0 0-7.78 0L12 5.67l-1.06-1.06a5.5 5.5 0 0 0-7.78 7.78l1.06 1.06L12 21.23l7.78-7.78 1.06-1.06a5.5 5.5 0 0 0 0-7.78z"></path></svg>`;
@@ -109,6 +160,11 @@ function updateHeartIcon(btn, isFavorited) {
     }
 }
 
+function relayoutMasonry(grid) {
+    const items = grid.querySelectorAll('.image-entry:not([data-type="book"])');
+    items.forEach(item => resizeMasonryItem(item));
+}
+
 export function populateTagModal(container, tags) {
     container.innerHTML = '';
     if (!tags || tags.length === 0) {
diff --git a/views/styles/books.css b/views/styles/books.css
index 65bd9cf..4462058 100644
--- a/views/styles/books.css
+++ b/views/styles/books.css
@@ -27,46 +27,96 @@
     padding: 0.5rem 1rem;
     border-radius: var(--radius-md);
 }
+
 .back-btn-large:hover {
     color: var(--text-primary);
     background: var(--bg-surface-hover);
 }
 
+@media (max-width: 767px) {
+    .back-btn-large {
+        font-size: 0.95rem;
+        gap: 0.5rem;
+        padding: 0.4rem 0.8rem;
+    }
+}
+
 .book-layout-grid {
     display: grid;
-    grid-template-columns: 300px 1fr; 
+    grid-template-columns: 300px 1fr;
     gap: 3rem;
     align-items: start;
 }
 
+@media (max-width: 1024px) {
+    .book-layout-grid {
+        grid-template-columns: 250px 1fr;
+        gap: 2rem;
+    }
+}
+
+@media (max-width: 767px) {
+    .book-layout-grid {
+        grid-template-columns: 1fr;
+        gap: 1.5rem;
+    }
+}
+
 .book-left-col {
     display: flex;
     flex-direction: column;
     gap: 1.5rem;
-    position: sticky;
-    top: 20px; 
+}
+
+@media (min-width: 768px) {
+    .book-left-col {
+        position: sticky;
+        top: 20px;
+    }
+}
+
+@media (max-width: 767px) {
+    .book-left-col {
+        flex-direction: row;
+        align-items: flex-start;
+        gap: 1rem;
+    }
 }
 
 .book-poster-large {
     width: 100%;
     border-radius: var(--radius-lg);
-    box-shadow: 0 15px 40px rgba(0,0,0,0.6);
-    aspect-ratio: 2/3;
-    object-fit: cover; 
+    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
+    aspect-ratio: 2 / 3;
+    object-fit: cover;
     border: 1px solid var(--border);
-    background: #111; 
+    background: #111;
+}
+
+@media (max-width: 767px) {
+    .book-poster-large {
+        width: 120px;
+        flex-shrink: 0;
+    }
 }
 
 .book-title-sidebar {
-    font-size: 1.5rem; 
+    font-size: 1.5rem;
     font-weight: 700;
     line-height: 1.3;
     margin: 0;
     color: var(--text-primary);
-    text-align: center; 
+    text-align: center;
     word-wrap: break-word;
 }
 
+@media (max-width: 767px) {
+    .book-title-sidebar {
+        font-size: 1.2rem;
+        text-align: left;
+    }
+}
+
 .book-chapters-column {
     display: flex;
     flex-direction: column;
@@ -90,11 +140,43 @@
     cursor: pointer;
     transition: background 0.2s;
 }
-.chapter-row:last-child { border-bottom: none; }
-.chapter-row:hover { background: var(--bg-surface-hover); }
 
-.chapter-main-text { font-weight: 600; font-size: 1rem; color: var(--text-primary); }
-.chapter-sub-text { font-size: 0.9rem; color: var(--text-tertiary); }
+.chapter-row:last-child {
+    border-bottom: none;
+}
+
+.chapter-row:hover {
+    background: var(--bg-surface-hover);
+}
+
+@media (max-width: 767px) {
+    .chapter-row {
+        padding: 0.75rem 1rem;
+        flex-direction: column;
+        align-items: flex-start;
+        gap: 0.25rem;
+    }
+}
+
+.chapter-main-text {
+    font-weight: 600;
+    font-size: 1rem;
+    color: var(--text-primary);
+}
+
+.chapter-sub-text {
+    font-size: 0.9rem;
+    color: var(--text-tertiary);
+}
+
+@media (max-width: 767px) {
+    .chapter-main-text {
+        font-size: 0.9rem;
+    }
+    .chapter-sub-text {
+        font-size: 0.8rem;
+    }
+}
 
 .pagination-bar {
     display: flex;
@@ -103,7 +185,9 @@
     gap: 1.5rem;
     margin-top: 1rem;
     padding-top: 1rem;
+    flex-wrap: wrap;
 }
+
 .page-btn {
     background: var(--bg-surface);
     border: 1px solid var(--border);
@@ -114,16 +198,46 @@
     font-weight: 500;
     transition: 0.2s;
 }
-.page-btn:hover:not(:disabled) { background: var(--bg-surface-hover); border-color: var(--accent); }
-.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }
 
-#reader-view {
-    position: fixed; top: 0; left: 0; width: 100vw; height: 100vh;
-    z-index: 200; background: #0d0d0d; overflow-y: auto;
-    display: flex; flex-direction: column; align-items: center; padding-top: 60px;
+.page-btn:hover:not(:disabled) {
+    background: var(--bg-surface-hover);
+    border-color: var(--accent);
 }
 
-.reader-page-img { max-width: 100%; width: auto; display: block; margin-bottom: 0; box-shadow: 0 0 20px rgba(0,0,0,0.5); }
+.page-btn:disabled {
+    opacity: 0.4;
+    cursor: not-allowed;
+}
+
+@media (max-width: 767px) {
+    .page-btn {
+        padding: 0.4rem 1rem;
+        font-size: 0.9rem;
+    }
+}
+
+#reader-view {
+    position: fixed;
+    top: 0;
+    left: 0;
+    width: 100vw;
+    height: 100vh;
+    z-index: 200;
+    background: #0d0d0d;
+    overflow-y: auto;
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    padding-top: 60px;
+}
+
+.reader-page-img {
+    max-width: 100%;
+    width: auto;
+    display: block;
+    margin-bottom: 0;
+    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
+}
 
 .reader-text-content {
     max-width: 900px;
@@ -132,44 +246,68 @@
     font-size: 1.1rem;
     line-height: 1.8;
     padding: 2rem;
-    background: #18181b; 
+    background: #18181b;
     margin-bottom: 4rem;
     border-radius: 8px;
-    box-shadow: 0 4px 20px rgba(0,0,0,0.5);
+    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
 }
+
 .reader-text-content p {
     margin-bottom: 1.5rem;
 }
 
+@media (max-width: 767px) {
+    .reader-text-content {
+        font-size: 1rem;
+        line-height: 1.7;
+        padding: 1.5rem;
+        width: 100%;
+        border-radius: 0;
+    }
+}
+
 .reader-close-btn {
-    position: fixed; top: 20px; left: 20px; z-index: 210;
-    background: rgba(0,0,0,0.8); color: white; border: 1px solid rgba(255,255,255,0.2);
-    padding: 10px 20px; border-radius: 8px; cursor: pointer; display: flex; align-items: center; gap: 8px; font-weight: 600; backdrop-filter: blur(4px);
-}
-.reader-close-btn:hover { background: var(--accent); border-color: var(--accent); }
-
-.loading-state { text-align: center; padding: 4rem; color: var(--text-tertiary); }
-
-.image-entry[data-type="book"] {
-    aspect-ratio: 2/3;       
-    background: #1a1a1a;     
-    display: block;          
-    position: relative;
+    position: fixed;
+    top: 20px;
+    left: 20px;
+    z-index: 210;
+    background: rgba(0, 0, 0, 0.8);
+    color: white;
+    border: 1px solid rgba(255, 255, 255, 0.2);
+    padding: 10px 20px;
+    border-radius: 8px;
     cursor: pointer;
-    overflow: hidden; 
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    font-weight: 600;
+    backdrop-filter: blur(4px);
 }
 
-.image-entry[data-type="book"] img {
-    width: 100%;
-    height: 100%;
-    object-fit: cover;       
-    object-position: center top; 
-    transition: filter 0.3s ease, transform 0.3s ease;
+.reader-close-btn:hover {
+    background: var(--accent);
+    border-color: var(--accent);
 }
 
-.image-entry[data-type="book"]:hover img {
-    filter: blur(4px) brightness(0.7);
-    transform: scale(1.05);
+@media (max-width: 767px) {
+    .reader-close-btn {
+        top: 10px;
+        left: 10px;
+        padding: 8px 16px;
+        font-size: 0.9rem;
+    }
+}
+
+.loading-state {
+    text-align: center;
+    padding: 4rem;
+    color: var(--text-tertiary);
+}
+
+@media (max-width: 767px) {
+    .loading-state {
+        padding: 2rem 1rem;
+    }
 }
 
 .book-read-overlay {
@@ -182,7 +320,7 @@
     gap: 0.5rem;
     opacity: 0;
     transition: opacity 0.3s ease;
-    pointer-events: none; 
+    pointer-events: none;
     color: white;
     z-index: 10;
 }
@@ -196,11 +334,11 @@
     font-size: 1.1rem;
     text-transform: uppercase;
     letter-spacing: 1px;
-    text-shadow: 0 2px 4px rgba(0,0,0,0.8);
+    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
 }
 
 .book-read-overlay svg {
-    filter: drop-shadow(0 2px 4px rgba(0,0,0,0.8));
+    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.8));
     color: var(--accent);
 }
 
@@ -208,7 +346,77 @@
     content: "";
     position: absolute;
     inset: 0;
-    border: 1px solid rgba(255,255,255,0.1);
+    border: 1px solid rgba(255, 255, 255, 0.1);
     border-radius: inherit;
     pointer-events: none;
+}
+
+.gallery-masonry .image-entry[data-type="book"] {
+    grid-row-end: span 1 !important;
+    aspect-ratio: 2 / 3 !important;
+    position: relative !important;
+    contain: layout style !important;
+}
+
+.gallery-masonry .image-entry[data-type="book"]::before {
+    content: "";
+    display: block;
+    padding-top: 150% !important;
+}
+
+.gallery-masonry .image-entry[data-type="book"] img {
+    position: absolute !important;
+    inset: 0 !important;
+    width: 100% !important;
+    height: 100% !important;
+    object-fit: cover !important;
+}
+.gallery-masonry:has(.image-entry[data-type="book"]) {
+    grid-auto-rows: 1fr !important;
+}
+
+.gallery-masonry.books-only .image-entry[data-type="book"],
+.gallery-masonry .image-entry[data-type="book"] {
+    aspect-ratio: 2 / 3;
+    height: auto;
+    grid-row-end: span 1 !important;
+    contain: layout style;
+    background: var(--bg-surface);
+    border-radius: var(--radius-md);
+    overflow: hidden;
+    position: relative;
+    cursor: pointer;
+    transition: transform 0.2s;
+}
+
+.gallery-masonry .image-entry[data-type="book"]::before {
+    content: "";
+    display: block;
+    padding-top: 150%;
+}
+
+.gallery-masonry .image-entry[data-type="book"] img {
+    position: absolute;
+    top: 0; left: 0;
+    width: 100%;
+    height: 100%;
+    object-fit: cover;
+    object-position: center top;
+    transition: all 0.3s ease;
+}
+
+.gallery-masonry .image-entry[data-type="book"] img:not(.loaded) {
+    background: linear-gradient(90deg, #18181b 0%, #27272a 50%, #18181b 100%);
+    background-size: 200% 100%;
+    animation: shimmer 1.8s infinite;
+    opacity: 1;
+}
+
+.gallery-masonry .image-entry[data-type="book"]:hover img {
+    filter: brightness(0.7) blur(2px);
+    transform: scale(1.08);
+}
+
+.gallery-masonry .image-entry[data-type="book"]:hover .book-read-overlay {
+    opacity: 1;
 }
\ No newline at end of file
diff --git a/views/styles/home.css b/views/styles/home.css
index f983b96..8187a78 100644
--- a/views/styles/home.css
+++ b/views/styles/home.css
@@ -1,28 +1,19 @@
 :root {
     --bg-base: #09090b;
-
     --bg-sidebar: #101012;
-
     --bg-surface: #18181b;
-
     --bg-surface-hover: #27272a;
-
     --accent: #8b5cf6;
-
     --accent-glow: rgba(139, 92, 246, 0.3);
     --accent-gradient: linear-gradient(135deg, #8b5cf6, #6366f1);
-
     --text-primary: #f4f4f5;
     --text-secondary: #a1a1aa;
     --text-tertiary: #52525b;
-
     --border: #27272a;
     --border-hover: #3f3f46;
-
     --radius-md: 8px;
     --radius-lg: 16px;
     --radius-full: 9999px;
-
     --sidebar-width-collapsed: 72px;
     --sidebar-width-expanded: 240px;
     --header-height: 70px;
@@ -40,13 +31,12 @@ body {
     padding: 0;
     background-color: var(--bg-base);
     color: var(--text-primary);
-    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
+    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
     height: 100vh;
     display: flex;
     overflow: hidden;
 }
 
-
 .sidebar {
     width: var(--sidebar-width-collapsed);
     background: var(--bg-sidebar);
@@ -64,15 +54,22 @@ body {
     width: var(--sidebar-width-expanded);
 }
 
+@media (max-width: 767px) {
+    .sidebar {
+        width: 60px;
+        padding: 1rem 0.5rem;
+    }
+}
+
 .main-wrapper {
     flex: 1;
     display: flex;
     flex-direction: column;
     height: 100%;
     position: relative;
+    min-width: 0;
 }
 
-
 .brand-logo {
     height: 48px;
     display: flex;
@@ -102,7 +99,6 @@ body {
 }
 
 .nav-button {
-
     display: flex;
     align-items: center;
     padding: 0.85rem;
@@ -128,7 +124,6 @@ body {
     color: var(--accent);
 }
 
-
 .nav-button svg {
     min-width: 24px;
     width: 24px;
@@ -136,7 +131,22 @@ body {
     margin-right: 1rem;
 }
 
-a, a:visited, a:hover, a:active {
+@media (max-width: 767px) {
+    .nav-button {
+        padding: 0.7rem;
+    }
+    .nav-button svg {
+        min-width: 20px;
+        width: 20px;
+        height: 20px;
+        margin-right: 0;
+    }
+}
+
+a,
+a:visited,
+a:hover,
+a:active {
     text-decoration: none;
 }
 
@@ -151,7 +161,6 @@ a, a:visited, a:hover, a:active {
     transform: translateX(0);
 }
 
-
 .top-header {
     height: var(--header-height);
     display: flex;
@@ -163,12 +172,17 @@ a, a:visited, a:hover, a:active {
     z-index: 40;
 }
 
+@media (max-width: 767px) {
+    .top-header {
+        height: 60px;
+        padding: 0 1rem;
+    }
+}
 
 .search-box {
     display: contents;
 }
 
-
 #search-input {
     background: var(--bg-surface);
     border: 1px solid var(--border);
@@ -185,6 +199,20 @@ a, a:visited, a:hover, a:active {
     box-shadow: 0 0 0 2px var(--accent-glow);
 }
 
+@media (max-width: 767px) {
+    #search-input {
+        width: 100%;
+        max-width: 350px;
+        font-size: 0.85rem;
+    }
+}
+
+@media (max-width: 480px) {
+    #search-input {
+        width: calc(100vw - 80px);
+        max-width: 300px;
+    }
+}
 
 .content-view {
     flex: 1;
@@ -192,8 +220,13 @@ a, a:visited, a:hover, a:active {
     padding: 0 2rem 2rem 2rem;
 }
 
-.page {
+@media (max-width: 767px) {
+    .content-view {
+        padding: 0 1rem 2rem 1rem;
+    }
+}
 
+.page {
     max-width: 1600px;
     margin: 0 auto;
     animation: fadeIn 0.3s ease-out;
@@ -204,56 +237,64 @@ a, a:visited, a:hover, a:active {
         opacity: 0;
         transform: translateY(10px);
     }
-
     to {
         opacity: 1;
         transform: translateY(0);
     }
 }
 
-
-
-
 #source-list {
     display: flex;
     gap: 1rem;
-    overflow-x: auto;
     padding-bottom: 1rem;
     scrollbar-width: none;
-
     align-items: center;
     flex-direction: row;
-
+    scroll-behavior: smooth;
+    overflow-x: auto;
+    -webkit-overflow-scrolling: touch;
 }
 
 #source-list::-webkit-scrollbar {
-    display: none;
+    height: 6px;
+}
+
+#source-list::-webkit-scrollbar-track {
+    background: transparent;
+}
+
+#source-list::-webkit-scrollbar-thumb {
+    background: var(--border);
+    border-radius: 3px;
+}
+
+#source-list::-webkit-scrollbar-thumb:hover {
+    background: var(--border-hover);
+}
+
+@media (max-width: 767px) {
+    #source-list {
+        gap: 0.75rem;
+    }
 }
 
 .source-button {
     background: var(--bg-surface);
     border: 1px solid var(--border);
     border-radius: var(--radius-md);
-
-
     display: flex;
     align-items: center;
     gap: 1rem;
-
-
     padding: 0.75rem 1rem;
     min-width: 200px;
-
     width: auto;
-
     height: auto;
-
-
     cursor: pointer;
     transition: all 0.2s;
     position: relative;
     overflow: hidden;
     text-align: left;
+    flex-shrink: 0;
 }
 
 .source-button:hover {
@@ -269,6 +310,13 @@ a, a:visited, a:hover, a:active {
     color: var(--text-primary);
 }
 
+@media (max-width: 767px) {
+    .source-button {
+        min-width: 160px;
+        padding: 0.6rem 0.8rem;
+        gap: 0.75rem;
+    }
+}
 
 .source-button img,
 .source-button .brand-icon {
@@ -277,9 +325,15 @@ a, a:visited, a:hover, a:active {
     border-radius: 6px;
     object-fit: cover;
     flex-shrink: 0;
-
 }
 
+@media (max-width: 767px) {
+    .source-button img,
+    .source-button .brand-icon {
+        width: 28px;
+        height: 28px;
+    }
+}
 
 .source-text-wrapper {
     display: flex;
@@ -301,38 +355,56 @@ a, a:visited, a:hover, a:active {
 .source-url {
     font-size: 0.75rem;
     color: var(--text-tertiary);
-
     white-space: nowrap;
     overflow: hidden;
     text-overflow: ellipsis;
 }
 
+@media (max-width: 767px) {
+    .source-name {
+        font-size: 0.85rem;
+    }
+    .source-url {
+        font-size: 0.7rem;
+    }
+}
 
 .gallery-masonry {
-    column-count: 2;
-    column-gap: 1rem;
+    display: grid;
+    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
+    gap: 1rem;
+}
+
+.gallery-masonry:not(.books-only) {
+    grid-auto-rows: 8px;
 }
 
 @media (min-width: 768px) {
     .gallery-masonry {
-        column-count: 3;
+        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
     }
 }
 
 @media (min-width: 1024px) {
     .gallery-masonry {
-        column-count: 4;
+        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
     }
 }
 
 @media (min-width: 1400px) {
     .gallery-masonry {
-        column-count: 5;
+        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
     }
 }
 
-.image-entry {
-    margin-bottom: 1rem;
+@media (max-width: 480px) {
+    .gallery-masonry {
+        grid-template-columns: 1fr;
+    }
+}
+
+.image-entry:not([data-type="book"]) {
+    margin-bottom: 0;
     border-radius: var(--radius-md);
     overflow: hidden;
     position: relative;
@@ -342,34 +414,30 @@ a, a:visited, a:hover, a:active {
     cursor: zoom-in;
     display: inline-block;
     width: 100%;
-
 }
 
-.image-entry:hover {
+.image-entry:not([data-type="book"]):hover {
     transform: scale(1.02);
     z-index: 2;
     box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
 }
 
+@media (max-width: 767px) {
+    .image-entry:hover {
+        transform: none;
+    }
+}
+
 .image-entry img {
     width: 100%;
     height: auto;
-    display: block;
-    opacity: 0;
-    transition: opacity 0.3s;
+    aspect-ratio: auto;
 }
 
 .image-entry img.loaded {
     opacity: 1;
 }
 
-
-.image-entry img:not(.loaded) {
-    opacity: 1;
-}
-
-
-
 .image-buttons {
     position: absolute;
     bottom: 0;
@@ -383,17 +451,20 @@ a, a:visited, a:hover, a:active {
     opacity: 0;
     transition: 0.2s;
     top: auto;
-
     right: auto;
-
     flex-direction: row;
-
 }
 
 .image-entry:hover .image-buttons {
     opacity: 1;
 }
 
+@media (max-width: 767px) {
+    .image-buttons {
+        opacity: 0.6;
+        padding: 1.5rem 0.75rem 0.75rem 0.75rem;
+    }
+}
 
 .image-buttons button {
     width: 32px;
@@ -409,7 +480,6 @@ a, a:visited, a:hover, a:active {
     cursor: pointer;
     transition: 0.2s;
     padding: 0;
-
 }
 
 .image-buttons button:hover {
@@ -422,6 +492,16 @@ a, a:visited, a:hover, a:active {
     height: 16px;
 }
 
+@media (max-width: 767px) {
+    .image-buttons button {
+        width: 36px;
+        height: 36px;
+    }
+    .image-buttons button svg {
+        width: 18px;
+        height: 18px;
+    }
+}
 
 .settings-grid {
     display: grid;
@@ -429,6 +509,13 @@ a, a:visited, a:hover, a:active {
     gap: 1.5rem;
 }
 
+@media (max-width: 640px) {
+    .settings-grid {
+        grid-template-columns: 1fr;
+        gap: 1rem;
+    }
+}
+
 .settings-card {
     background: var(--bg-surface);
     border: 1px solid var(--border);
@@ -436,6 +523,12 @@ a, a:visited, a:hover, a:active {
     padding: 1.5rem;
 }
 
+@media (max-width: 767px) {
+    .settings-card {
+        padding: 1rem;
+    }
+}
+
 .settings-card h3 {
     margin-top: 0;
     font-size: 1.1rem;
@@ -443,7 +536,6 @@ a, a:visited, a:hover, a:active {
     color: var(--text-primary);
 }
 
-
 fieldset {
     border: none;
     padding: 0;
@@ -473,7 +565,6 @@ input[type="radio"] {
     height: 1.2em;
 }
 
-
 .hidden {
     display: none !important;
 }
@@ -488,7 +579,11 @@ input[type="radio"] {
     gap: 1rem;
 }
 
-
+@media (max-width: 767px) {
+    .loading-state {
+        padding: 2rem 1rem;
+    }
+}
 
 #tag-info-modal {
     position: fixed;
@@ -499,14 +594,14 @@ input[type="radio"] {
     display: flex;
     align-items: center;
     justify-content: center;
+    padding: 1rem;
 }
 
 #tag-info-modal.hidden {
     display: none;
 }
 
-#tag-info-modal>div {
-
+#tag-info-modal > div {
     background: var(--bg-surface);
     border: 1px solid var(--border);
     padding: 2rem;
@@ -515,6 +610,15 @@ input[type="radio"] {
     max-width: 500px;
     position: relative;
     box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
+    max-height: 80vh;
+    overflow-y: auto;
+}
+
+@media (max-width: 767px) {
+    #tag-info-modal > div {
+        padding: 1.5rem;
+        width: 95%;
+    }
 }
 
 #tag-info-close-button {
@@ -525,6 +629,12 @@ input[type="radio"] {
     border: none;
     color: var(--text-tertiary);
     cursor: pointer;
+    font-size: 1.5rem;
+    width: 32px;
+    height: 32px;
+    display: flex;
+    align-items: center;
+    justify-content: center;
 }
 
 .tag-cloud {
@@ -534,7 +644,6 @@ input[type="radio"] {
     margin-top: 1rem;
 }
 
-
 #tag-info-content span {
     background: var(--bg-surface-hover);
     border: 1px solid var(--border);
@@ -544,7 +653,6 @@ input[type="radio"] {
     font-size: 0.8rem;
 }
 
-
 .toast {
     position: fixed;
     bottom: 2rem;
@@ -561,6 +669,18 @@ input[type="radio"] {
     opacity: 0;
     pointer-events: none;
     transition: 0.3s;
+    max-width: calc(100vw - 4rem);
+}
+
+@media (max-width: 767px) {
+    .toast {
+        bottom: 1rem;
+        right: 1rem;
+        left: 1rem;
+        max-width: none;
+        padding: 0.75rem 1rem;
+        font-size: 0.9rem;
+    }
 }
 
 .toast:not(.hidden) {
@@ -573,4 +693,43 @@ input[type="radio"] {
     transform: translateY(0);
     opacity: 1;
     pointer-events: all;
+}
+
+#gallery-placeholder {
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+    width: 100%;
+    padding: 4rem 1rem;
+    break-inside: avoid;
+    column-span: all;
+}
+
+#gallery-placeholder p {
+    max-width: 300px;
+    text-align: center;
+    white-space: normal;
+    margin: 0;
+}
+
+.image-entry img.loaded {
+    opacity: 1;
+    transition: opacity 0.3s ease-in;
+    min-height: unset;
+}
+
+@keyframes fadeInUp {
+    from {
+        opacity: 0;
+        transform: translateY(20px);
+    }
+    to {
+        opacity: 1;
+        transform: translateY(0);
+    }
+}
+
+.image-entry.newly-added {
+    animation: fadeInUp 0.4s ease-out;
 }
\ No newline at end of file