:root {
    --bg-color: #ffffff;
    --text-color: #333333;
    --card-bg: #f5f5f5;
    --card-hover: #e0e0e0;
    --border-color: #ddd;
    --modal-bg: #ffffff;
    --input-bg: #f9f9f9;
    --accent-color: #007bff;
    --icon-bg: #333333;
    --icon-text: #ffffff;
    --search-bg: #f0f2f5;
    --header-bg: rgba(255, 255, 255, 0.9);
    --search-text-color: #333333;
    --header-text-color: #333333;
}

body.dark-mode {
    --bg-color: #333333;
    --text-color: #ffffff;
    --card-bg: #444444;
    --card-hover: #555555;
    --border-color: #555;
    --modal-bg: #444444;
    --input-bg: #555555;
    --accent-color: #4da3ff;
    --search-bg: #555555;
    --header-bg: rgba(51, 51, 51, 0.9);
    --search-text-color: #ffffff;
    --header-text-color: #ffffff;
    --info-bg: #2d3748;
    --info-text: #e2e8f0;
    --note-bg: #1a202c;
    --note-text: #f7fafc;
}

/* CloudFlare 配置页面样式 */
.info-box {
    padding: 10px;
    background-color: #f8f9fa;
    color: #333333;
    border-radius: 4px;
    margin-top: 10px;
}

.info-box h4 {
    margin-top: 0;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.info-box p {
    font-size: 0.85rem;
    margin: 5px 0;
}

.note-box {
    padding: 10px;
    background-color: #e3f2fd;
    color: #1565c0;
    border-radius: 4px;
    margin-top: 10px;
}

.note-box h4 {
    margin-top: 0;
    font-size: 0.9rem;
    margin-bottom: 10px;
}

.note-box p {
    font-size: 0.85rem;
    margin: 5px 0;
}

body.dark-mode .info-box {
    background-color: #2d3748;
    color: #e2e8f0;
}

body.dark-mode .note-box {
    background-color: #1a202c;
    color: #f7fafc;
}

body.dark-mode .info-box h4,
body.dark-mode .note-box h4 {
    color: #f7fafc;
}

* { box-sizing: border-box; margin: 0; padding: 0; outline: none; }
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    height: 100vh;
    overflow: hidden;
    transition: background 0.3s, color 0.3s;
    display: flex;
    flex-direction: column;
}

#bg-layer {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background-size: cover; background-position: center;
    z-index: -1;
}

.top-bar {
    height: 70px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 30px;
    border-bottom: 1px solid var(--border-color);
    background: var(--header-bg);
    backdrop-filter: blur(10px);
    z-index: 10;
    transition: background 0.3s, border-color 0.3s;
    position: relative;
    top: 0;
    left: 0;
    right: 0;
}

/* 安全区域适配 - 仅在移动设备上生效 */
@media (max-width: 768px) {
    .top-bar {
        padding-top: calc(10px + max(env(safe-area-inset-top), -webkit-safe-area-inset-top));
        padding-left: max(30px, env(safe-area-inset-left) + 30px, -webkit-safe-area-inset-left + 30px);
        padding-right: max(30px, env(safe-area-inset-right) + 30px, -webkit-safe-area-inset-right + 30px);
        min-height: calc(80px + max(env(safe-area-inset-top), -webkit-safe-area-inset-top));
    }
}

.top-bar.transparent {
    background: transparent;
    border-bottom: none;
    backdrop-filter: none;
}

/* 安全区域适配 - 透明状态 */
@media (max-width: 768px) {
    .top-bar.transparent {
        padding-top: calc(10px + max(env(safe-area-inset-top), -webkit-safe-area-inset-top));
        padding-left: max(30px, env(safe-area-inset-left) + 30px, -webkit-safe-area-inset-left + 30px);
        padding-right: max(30px, env(safe-area-inset-right) + 30px, -webkit-safe-area-inset-right + 30px);
        min-height: calc(80px + max(env(safe-area-inset-top), -webkit-safe-area-inset-top));
    }
}

.top-bar.header-text-light {
    --header-text-color: #ffffff;
    --search-text-color: #ffffff;
}
.top-bar.header-text-dark {
    --header-text-color: #333333;
    --search-text-color: #333333;
}

.top-bar.header-shadow h1,
.top-bar.header-shadow .search-select,
.top-bar.header-shadow #search-input,
.top-bar.header-shadow .search-btn,
.top-bar.header-shadow .settings-area button,
.top-bar.header-shadow .weather-widget {
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

.weather-widget {
    color: var(--header-text-color);
    white-space: nowrap;
    padding: 0 15px;
    display: none; /* Initially hidden */
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    line-height: 1.4;
}

.weather-line-1 {
    font-size: 0.9rem;
    display: flex;
    gap: 8px;
    align-items: center;
}

.weather-line-2 {
    font-size: 0.75rem;
    opacity: 0.8;
}


.title-area {
    display: flex;
    align-items: center;
    gap: 15px;
}

.title-area h1 {
    font-size: 1.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    white-space: nowrap;
    color: var(--header-text-color);
}

.current-folder {
    font-size: 1.2rem;
    font-weight: 500;
    padding: 6px 12px;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    background: var(--card-bg);
    color: var(--text-color);
    cursor: pointer;
    transition: all 0.2s;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    max-width: 200px;
    max-height: 40px;
    position: relative;
}

.current-folder:hover {
    background: var(--card-hover);
    border-color: var(--accent-color);
}

.current-folder:hover::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-color);
    color: var(--text-color);
    padding: 6px 12px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
    white-space: normal;
    max-width: 300px;
    z-index: 1000;
    margin-bottom: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.current-folder.drag-drop-mode {
    background: var(--accent-color);
    color: white;
    border-color: var(--accent-color);
    cursor: copy;
}

.current-folder.drag-drop-mode:hover {
    background: #0069d9;
}

.current-folder.drag-drop-mode:hover::after {
    content: '';
}

/* 移动端适配 */
@media (max-width: 768px) {
    .current-folder {
        max-width: 130px;
        font-size: 1rem;
        padding: 4px 8px;
        max-height: 32px;
    }
}

.search-area {
    flex: 1;
    display: flex;
    justify-content: center;
    margin: 0 20px;
    max-width: 900px;
}
#search-form { width: 100%; }
.search-wrapper {
    display: flex; align-items: center; width: 100%;
    background: var(--search-bg);
    border: 1px solid var(--border-color);
    border-radius: 25px;
    overflow: hidden;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.search-wrapper:focus-within {
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(0,123,255,0.1);
    background: var(--bg-color);
}

.search-select {
    border: none; border-right: 1px solid var(--border-color);
    background: transparent; 
    color: var(--search-text-color);
    padding: 12px 15px; font-size: 0.9rem; cursor: pointer;
    max-width: 120px; text-align: center; text-align-last: center;
    appearance: none; -webkit-appearance: none;
    background-image: url("image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath fill='%23888' d='M5 7L1 3h8z'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 10px center;
    padding-right: 25px;
}

#search-input {
    flex: 1; border: none; background: transparent;
    color: var(--search-text-color);
    padding: 12px 15px; font-size: 1rem;
}
#search-input::placeholder {
    color: var(--text-color);
    opacity: 0.6;
}

.search-btn {
    background: transparent; border: none; border-left: 1px solid var(--border-color);
    color: var(--text-color); padding: 0 20px; font-size: 1.2rem;
    cursor: pointer; height: 100%; display: flex; align-items: center; justify-content: center;
}
.search-btn:hover { background: var(--card-bg); }

.settings-area { display: flex; gap: 10px; }
.settings-area button {
    background: transparent; border: 1px solid var(--border-color);
    color: var(--header-text-color); padding: 8px 15px; border-radius: 20px;
    cursor: pointer; font-size: 0.9rem; white-space: nowrap;
    transition: 0.2s;
}
.settings-area button:hover { background: var(--card-bg); }
#enable-sort-btn { color: var(--accent-color); border-color: var(--accent-color); }
#toggle-sort-btn { background: var(--accent-color); color: #fff; border: none; }

.top-bar.transparent .search-wrapper {
    background: rgba(0,0,0,0.2);
    border-color: rgba(255,255,255,0.3);
}
.top-bar.transparent .search-select {
    border-right-color: rgba(255,255,255,0.3);
    background-image: url("image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 10 10'%3E%3Cpath fill='%23fff' d='M5 7L1 3h8z'/%3E%3C/svg%3E");
}
.top-bar.transparent .search-btn {
    border-left-color: rgba(255,255,255,0.3);
}

.container {
    flex: 1; overflow-y: auto; padding: 30px;
    width: 100%; max-width: 2000px; margin: 0 auto;
}
.grid-layout {
    display: grid; grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 20px; align-content: start;
}
.icon-card {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    text-decoration: none; background: var(--card-bg);
    border-radius: 16px; padding: 20px 10px;
    transition: transform 0.2s, background 0.2s;
    cursor: pointer; height: 130px; border: 1px solid transparent;
    position: relative;
}
.icon-card:hover {
    transform: translateY(-5px); background: var(--card-hover);
    border-color: var(--accent-color);
}
.icon-card.sorting-mode {
    cursor: move;
    border: 2px dashed var(--accent-color);
    opacity: 0.8;
}
.icon-card.add-card {
    background: transparent;
    border: 2px dashed var(--border-color);
    color: var(--text-color);
}
.icon-card.add-card:hover {
    background: var(--card-bg);
    border-color: var(--accent-color);
}
.icon-box {
    width: 50px; height: 50px; background: var(--icon-bg);
    color: var(--icon-text); border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.8rem; font-weight: bold; margin-bottom: 12px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}
.add-card .icon-box {
    background: var(--card-bg);
    color: var(--text-color);
    box-shadow: none;
}
.icon-card span {
    font-size: 0.9rem; color: var(--text-color);
    text-align: center; white-space: nowrap;
    overflow: hidden; text-overflow: ellipsis; width: 100%;
}


.sort-delete-btn {
    position: absolute;
    top: 5px;
    left: 5px;
    width: 20px;
    height: 20px;
    background: #dc3545;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    z-index: 5;
    opacity: 0;
    transition: opacity 0.2s;
}

.sorting-mode .sort-delete-btn {
    opacity: 1;
}

.sort-delete-btn:hover {
    background: #c82333;
    transform: scale(1.1);
}

.sort-edit-btn {
    position: absolute;
    top: 5px; right: 5px;
    width: 20px; height: 20px;
    background: #17a2b8;
    color: #fff;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 12px;
    cursor: pointer;
    z-index: 5;
    opacity: 0;
    transition: opacity 0.2s;
}
.sorting-mode .sort-edit-btn {
    opacity: 1;
}
.sort-edit-btn:hover {
    background: #138496;
    transform: scale(1.1);
}
/* 选择状态指示器 */
.select-indicator {
    position: absolute;
    bottom: 5px;
    left: 5px;
    width: 16px;
    height: 16px;
    border: 2px solid #fff;
    border-radius: 50%;
    background: transparent;
    z-index: 5;
    transition: all 0.2s;
    box-shadow: 0 0 2px rgba(0,0,0,0.3);
}
.sorting-mode .select-indicator {
    opacity: 1;
}
.select-indicator.selected {
    background: #28a745;
    border-color: #28a745;
    box-shadow: 0 0 4px rgba(40, 167, 69, 0.5);
}

/* 手机版选择状态指示器优化 */
@media (max-width: 768px) {
    .select-indicator {
        width: 20px;
        height: 20px;
        bottom: 8px;
        left: 8px;
        border-width: 3px;
    }
    .select-indicator.selected {
        background: #28a745;
        border-color: #28a745;
    }
}
/* 调整删除按钮位置，避免重叠 */
.sort-delete-btn {
    left: 5px;
}
.sort-edit-btn {
    right: 5px;
    left: auto;
}

.modal {
    display: none; position: fixed; z-index: 100;
    left: 0; top: 0; width: 100%; height: 100%;
    background-color: rgba(0,0,0,0.5); backdrop-filter: blur(3px);
}
.modal-content {
    background-color: var(--modal-bg); margin: 5% auto; padding: 25px;
    border-radius: 16px; width: 90%; max-width: 550px;
    color: var(--text-color); box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    max-height: 85vh; overflow-y: auto;
}

/* 设置模态框特殊样式 */
.settings-modal-content {
    max-width: 800px;
    width: 95%;
}

.settings-container {
    display: flex;
    gap: 20px;
    height: calc(85vh - 100px);
}

.settings-sidebar {
    width: 200px;
    background: var(--input-bg);
    border-radius: 12px;
    padding: 15px;
    overflow-y: auto;
    flex-shrink: 0;
}

.settings-nav-item {
    padding: 12px 15px;
    margin-bottom: 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    font-weight: 500;
}

.settings-nav-item:hover {
    background: var(--card-hover);
}

.settings-nav-item.active {
    background: var(--accent-color);
    color: #fff;
}

.settings-content {
    flex: 1;
    overflow-y: auto;
}

.settings-section {
    display: none;
}

.settings-section.active {
    display: block;
}

.settings-section h3 {
    margin-bottom: 20px;
    font-size: 1.2rem;
    color: var(--text-color);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}
.modal-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 20px; border-bottom: 1px solid var(--border-color); padding-bottom: 15px;
}
.close-btn { font-size: 28px; cursor: pointer; color: var(--text-color); }
.setting-group { margin-bottom: 25px; }
.setting-group label { display: block; margin-bottom: 10px; font-weight: 600; }
.input-row { display: flex; gap: 10px; flex-wrap: wrap; }
.full-width-input {
    width: 100%; padding: 10px; border-radius: 8px;
    border: 1px solid var(--border-color); background: var(--input-bg); color: var(--text-color);
}
input[type="text"], input[type="number"], select, input[type="file"] {
    padding: 10px; border-radius: 8px; border: 1px solid var(--border-color);
    background: var(--input-bg); color: var(--text-color); flex: 1;
}
input[type="checkbox"] {
    width: 18px; height: 18px; cursor: pointer;
}
.btn-small {
    padding: 10px 20px; background: var(--accent-color); color: #fff;
    border: none; border-radius: 8px; cursor: pointer; white-space: nowrap;
}
.toggle-group { display: flex; gap: 10px; }
.toggle-btn {
    flex: 1; padding: 10px; border: 1px solid var(--border-color);
    background: var(--input-bg); color: var(--text-color); cursor: pointer; border-radius: 8px;
}
.toggle-btn.active { background: var(--accent-color); color: #fff; border-color: var(--accent-color); }
.links-list, .engines-list {
    max-height: 150px; overflow-y: auto; border: 1px solid var(--border-color);
    border-radius: 8px; padding: 5px; background: var(--input-bg);
}
.link-item, .engine-item {
    display: flex; justify-content: space-between; align-items: center;
    padding: 8px; border-bottom: 1px solid var(--border-color); font-size: 0.9rem;
}
.link-item:last-child, .engine-item:last-child { border-bottom: none; }
.btn-action {
    border: none; padding: 4px 10px; border-radius: 4px; cursor: pointer; font-size: 0.8rem; margin-left: 5px; color: white;
}
.btn-edit { background: #17a2b8; }
.btn-delete { background: #dc3545; }

.bg-tabs { display: flex; gap: 5px; margin-bottom: 10px; }
.bg-tab {
    flex: 1; padding: 8px; border: 1px solid var(--border-color);
    background: var(--input-bg); color: var(--text-color);
    cursor: pointer; border-radius: 6px; font-size: 0.85rem;
}
.bg-tab.active { background: var(--accent-color); color: #fff; border-color: var(--accent-color); }
.bg-panel { padding: 15px; background: var(--input-bg); border-radius: 8px; }
.bg-input { width: 100%; }

.color-preview {
    width: 100%; height: 60px;
    border-radius: 8px;
    border: 2px solid var(--border-color);
    margin-bottom: 15px;
    transition: background 0.2s;
}

.rgb-inputs {
    display: flex; gap: 10px; margin-bottom: 15px;
}
.rgb-inputs div {
    flex: 1;
    display: flex;
    flex-direction: column;
}
.rgb-inputs label {
    font-size: 0.75rem;
    margin-bottom: 5px;
    color: var(--text-color);
}
.rgb-inputs input {
    width: 100%;
    padding: 8px;
    text-align: center;
}

.color-palette {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 8px;
    margin-bottom: 15px;
}
.palette-color {
    width: 100%;
    aspect-ratio: 1;
    border-radius: 6px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: transform 0.2s, border-color 0.2s;
}
.palette-color:hover {
    transform: scale(1.1);
    border-color: var(--accent-color);
}

.hex-input input {
    width: 100%;
    font-family: monospace;
    text-transform: uppercase;
}

.upload-preview {
    margin-top: 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 10px;
}

.upload-preview img {
    max-width: 100%;
    border-radius: 6px;
    margin-bottom: 10px;
}

#upload-info {
    font-size: 0.85rem;
    color: var(--text-color);
}

.setting-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.setting-item label {
    margin: 0 !important; /* 覆盖之前的样式 */
}

.toggle-switch-btn {
    padding: 6px 12px;
    border-radius: 15px;
    cursor: pointer;
    font-size: 0.8rem;
    min-width: 50px;
    text-align: center;
    transition: background-color 0.2s, color 0.2s;
}

.toggle-switch-btn[data-state="on"] {
    background-color: var(--accent-color);
    color: #fff;
    border: 1px solid var(--accent-color);
}

.toggle-switch-btn[data-state="off"] {
    background-color: var(--input-bg);
    color: var(--text-color);
    border: 1px solid var(--border-color);
}

/* --- Responsive Design for Mobile --- */
@media (max-width: 768px) {
    .top-bar {
        height: auto;
        flex-wrap: wrap;
        padding: 10px 15px;
    }

    .title-area {
        order: 1;
        flex-grow: 1; /* Takes available space */
    }

    .settings-area {
        order: 2;
    }

    .search-area {
        order: 3;
        width: 100%;
        margin: 10px 0 0 0;
    }

    .weather-widget {
        display: flex; /* Make it visible on mobile */
        padding: 0;
        order: 2; /* Ensure it's part of the top row */
        flex-grow: 1; /* Take remaining space */
        justify-content: flex-end; /* Align to the right */
    }

    .title-area h1 {
        font-size: 1.5rem;
    }

    .settings-area button {
        padding: 6px 12px;
        font-size: 0.8rem;
    }

    .container {
        padding: 15px;
    }

    .grid-layout {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
        gap: 15px;
    }

    .icon-card {
        height: 110px;
        padding: 15px 5px;
    }

    .icon-box {
        width: 45px;
        height: 45px;
        font-size: 1.5rem;
    }

    .modal-content {
        width: 95%;
        margin: 5% auto;
        padding: 20px;
        max-height: 90vh;
    }

    /* Prevent auto-zoom on mobile input focus */
    input[type="text"], input[type="number"], select {
        font-size: 16px;
    }

    /* Settings modal responsive design */
    .settings-modal-content {
        width: 95%;
        margin: 10% auto;
    }

    .settings-container {
        flex-direction: column;
        height: calc(90vh - 100px);
    }

    .settings-sidebar {
        width: 100%;
        height: auto;
        max-height: 60px;
        display: flex;
        gap: 10px;
        padding: 10px;
        overflow-x: auto;
        white-space: nowrap;
        scrollbar-width: thin;
        scrollbar-color: var(--accent-color) var(--input-bg);
    }

    .settings-sidebar::-webkit-scrollbar {
        height: 6px;
    }

    .settings-sidebar::-webkit-scrollbar-track {
        background: var(--input-bg);
        border-radius: 10px;
    }

    .settings-sidebar::-webkit-scrollbar-thumb {
        background-color: var(--accent-color);
        border-radius: 10px;
    }

    .settings-nav-item {
        flex: 0 0 auto;
        margin-bottom: 0;
        text-align: center;
        padding: 10px 15px;
        font-size: 0.85rem;
        white-space: nowrap;
    }

    .settings-content {
        flex: 1;
    }

    .settings-section h3 {
        font-size: 1.1rem;
    }
}