:root {
    /* 基础变量 */
    --md-sys-color-primary: #6750A4;
    --md-sys-color-on-primary: #FFFFFF;
    --md-sys-color-primary-container: #EADDFF;
    --md-sys-color-on-primary-container: #21005D;
    
    --md-sys-color-surface: #FEF7FF;
    --md-sys-color-surface-container: #F3EDF7;
    --md-sys-color-surface-container-high: #ECE6F0;
    
    --md-sys-color-on-surface: #1D1B20;
    --md-sys-color-on-surface-variant: #49454F;
    --md-sys-color-outline-variant: #CAC4D0;
    
    --btn-bg: #E8DEF8;
    --btn-text: #1D192B;
    --drawer-bg: #FFFFFF;
    --scrim: rgba(0,0,0,0.5);
    
    --tag-bg: #E0E0E0;
    --tag-text: #424242;

    --md-sys-shape-corner-extra-large: 28px;
    --md-sys-shape-corner-full: 999px;
    --bottom-nav-height: 80px;
    --header-height: 64px;
    --drawer-width: 260px;
    --drawer-width-collapsed: 80px;
    
    --font-brand: 'Google Sans', sans-serif;
    --font-plain: 'Roboto', sans-serif;
}

[data-theme="dark"] {
    --md-sys-color-primary: #D0BCFF;
    --md-sys-color-on-primary: #381E72;
    --md-sys-color-primary-container: #4F378B;
    --md-sys-color-on-primary-container: #EADDFF;
    
    --md-sys-color-surface: #141218;
    --md-sys-color-surface-container: #211F26;
    --md-sys-color-surface-container-high: #2B2930;
    
    --md-sys-color-on-surface: #E6E0E9;
    --md-sys-color-on-surface-variant: #CAC4D0;
    --md-sys-color-outline-variant: #49454F;
    
    --btn-bg: #4A4458;
    --btn-text: #E8DEF8;
    --drawer-bg: #2B2930;
    --scrim: rgba(0,0,0,0.7);

    --tag-bg: #36343B;
    --tag-text: #E6E0E9;
}

* { box-sizing: border-box; margin: 0; padding: 0; -webkit-tap-highlight-color: transparent; }
body {
    background-color: var(--md-sys-color-surface);
    color: var(--md-sys-color-on-surface);
    font-family: var(--font-plain);
    padding-bottom: calc(var(--bottom-nav-height) + 20px + env(safe-area-inset-bottom));
    padding-top: var(--header-height);
    transition: background-color 0.3s, color 0.3s;
}

/* Header */
.top-bar {
    height: var(--header-height);
    background-color: var(--md-sys-color-surface);
    position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 16px;
    transition: background-color 0.3s;
}
.top-bar-left { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.menu-icon { cursor: pointer; padding: 8px; border-radius: 50%; display: flex; color: var(--md-sys-color-on-surface); }
.menu-icon:hover { background-color: var(--md-sys-color-surface-container-high); }

h1 { 
    font-family: var(--font-brand); font-size: 20px; margin: 0; 
    white-space: nowrap; color: var(--md-sys-color-on-surface);
}

.search-container {
    flex-grow: 1; display: flex; justify-content: flex-end; margin-left: 12px;
}
.search-bar {
    background-color: var(--md-sys-color-surface-container-high);
    height: 44px; border-radius: var(--md-sys-shape-corner-full);
    display: flex; align-items: center; padding: 0 16px;
    width: 100%; max-width: 100%; 
}
.search-bar input {
    border: none; background: transparent; flex-grow: 1; margin: 0 8px;
    font-size: 16px; outline: none; color: var(--md-sys-color-on-surface); width: 100%;
}

.top-bar-content a { gap: 12px; }

/* Desktop Tabs */
.desktop-tabs { display: none; margin-left: 24px; gap: 8px; }
.dt-tab {
    background: transparent; border: none; padding: 8px 16px;
    font-family: var(--font-brand); font-size: 14px; font-weight: 500;
    color: var(--md-sys-color-on-surface-variant); cursor: pointer; border-radius: 20px;
    transition: 0.2s;
}
.dt-tab:hover { background-color: var(--md-sys-color-surface-container); }
.dt-tab.active { background-color: var(--md-sys-color-primary-container); color: var(--md-sys-color-on-primary-container); }

/* Navigation */
.scrim { position: fixed; inset: 0; background: var(--scrim); z-index: 1100; opacity: 0; pointer-events: none; transition: 0.3s; }
.scrim.open { opacity: 1; pointer-events: auto; }

.drawer {
    position: fixed; inset: 0 auto 0 0; width: 280px; height: 100%;
    background: var(--drawer-bg); z-index: 1200;
    transform: translateX(-100%); transition: transform 0.3s cubic-bezier(0.2,0,0,1), width 0.3s;
    padding: 12px; display: flex; flex-direction: column; gap: 4px;
    border-radius: 0 28px 28px 0;
    box-shadow: 2px 0 12px rgba(0,0,0,0.1);
}
.drawer.open { transform: translateX(0); }
.drawer-title-mobile { padding: 12px 16px; margin-bottom: 8px; font-size: 20px; color: var(--md-sys-color-primary); font-family: var(--font-brand); }
.drawer-item { 
    display: flex; align-items: center; gap: 16px; padding: 12px 16px; 
    color: var(--md-sys-color-on-surface-variant); text-decoration: none; font-weight: 500; 
    border-radius: 28px; white-space: nowrap; overflow: hidden; font-size: 14px;
}
.drawer-item:hover { background-color: var(--md-sys-color-surface-container); color: var(--md-sys-color-on-surface); }
.drawer-item.active { background-color: var(--md-sys-color-surface-container-high); color: var(--md-sys-color-primary); }
.drawer-divider { height: 1px; background-color: var(--md-sys-color-outline-variant); margin: 8px 0; opacity: 0.3; }

/* Bottom Nav */
.bottom-nav { 
    position: fixed; bottom: 0; left: 0; width: 100%; 
    height: calc(var(--bottom-nav-height) + env(safe-area-inset-bottom)); 
    padding-bottom: env(safe-area-inset-bottom); 
    background-color: var(--md-sys-color-surface-container); 
    border-top: 1px solid rgba(0,0,0,0.05);
    display: flex; justify-content: space-evenly; align-items: flex-start; 
    padding-top: 12px; z-index: 1000; 
}
.nav-item { 
    display: flex; flex-direction: column; align-items: center; 
    text-decoration: none; color: var(--md-sys-color-on-surface-variant); 
    font-size: 12px; font-weight: 500; width: 64px; gap: 4px; cursor: pointer;
}
.nav-item .material-symbols-rounded { 
    padding: 4px 20px; border-radius: 16px; transition: 0.2s all; 
    color: var(--md-sys-color-on-surface-variant);
}
.nav-item.active .material-symbols-rounded { 
    background-color: var(--md-sys-color-primary-container); 
    color: var(--md-sys-color-on-primary-container); 
    font-variation-settings: 'FILL' 1; 
}
.nav-item.active { color: var(--md-sys-color-on-surface); }

/* Main Content */
#main-content { padding-top: 10px; max-width: 1600px; margin: 0 auto; transition: margin-left 0.3s; }

/* Hero Carousel */
.hero-section { padding: 0; margin-bottom: 24px; }
.hero-carousel { 
    display: flex; gap: 16px; overflow-x: auto; padding: 0 24px; 
    scroll-snap-type: x mandatory; scrollbar-width: none; 
}
.hero-carousel::-webkit-scrollbar { display: none; }

.hero-card {
    border-radius: var(--md-sys-shape-corner-extra-large); padding: 24px; color: white;
    display: flex; flex-direction: column; justify-content: flex-end; 
    height: 220px; background-size: cover; background-position: center;
    position: relative; overflow: hidden; cursor: pointer;
    flex-shrink: 0; width: 100%; max-width: 450px;
    scroll-snap-align: center; z-index: 1;
}
.hero-bg-img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; z-index: -2; opacity: 0; transition: opacity 0.5s; }
.hero-bg-img.loaded { opacity: 1; }
.hero-card::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.7), transparent); z-index: -1; }
.hero-content { position: relative; z-index: 2; }
.hero-title { font-family: var(--font-brand); font-size: 26px; font-weight: bold; margin: 4px 0; }
.hero-tag { background: rgba(255,255,255,0.25); backdrop-filter: blur(4px); padding: 4px 12px; border-radius: 8px; font-size: 12px; display: inline-block; margin-bottom: 8px; }

/* App Grid */
.app-grid-section { padding: 0 24px; }
.section-header h2 { font-family: var(--font-brand); font-size: 18px; margin-bottom: 16px; color: var(--md-sys-color-on-surface); }
.app-grid { display: flex; flex-direction: column; gap: 16px; }
.app-item { display: flex; align-items: center; gap: 16px; cursor: pointer; padding: 12px; border-radius: 16px; transition: background-color 0.2s; }
.app-item:hover { background-color: var(--md-sys-color-surface-container); }
.app-icon { width: 56px; height: 56px; border-radius: 12px; object-fit: cover; background: #eee; flex-shrink: 0; border: 1px solid rgba(0,0,0,0.05); }
.app-info { flex-grow: 1; overflow: hidden; }
.app-name { font-size: 16px; font-weight: 500; font-family: var(--font-brand); color: var(--md-sys-color-on-surface); }
.app-meta { font-size: 13px; color: var(--md-sys-color-on-surface-variant); margin-top: 4px; }
.download-btn { background-color: var(--btn-bg); color: var(--btn-text); padding: 0 20px; height: 36px; border-radius: 18px; display: inline-flex; align-items: center; text-decoration: none; font-size: 14px; font-weight: 500; z-index: 2; flex-shrink: 0; border: none; cursor: pointer;}

/* Chips */
.chips-row { display: flex; gap: 10px; overflow-x: auto; padding: 0 24px 24px; scrollbar-width: none; }
.chip { border: 1px solid var(--md-sys-color-outline-variant); background: transparent; border-radius: 8px; padding: 8px 16px; font-family: var(--font-brand); color: var(--md-sys-color-on-surface-variant); white-space: nowrap; cursor: pointer; }
.chip.active { background-color: var(--md-sys-color-primary-container); color: var(--md-sys-color-on-primary-container); border:none; }

/* Toast */
.toast { position: fixed; bottom: 100px; left: 50%; transform: translateX(-50%) translateY(20px); background-color: rgba(0, 0, 0, 0.8); color: white; padding: 10px 20px; border-radius: 20px; font-size: 14px; z-index: 3000; opacity: 0; visibility: hidden; transition: 0.3s; }
.toast.show { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }

/* Modals */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.6); z-index: 2000; display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; transition: 0.2s; }
.modal-overlay.show { opacity: 1; pointer-events: auto; }
.modal-card { background: var(--md-sys-color-surface-container); padding: 24px; border-radius: 28px; width: 80%; max-width: 320px; text-align: center; }
.modal-btn { background: transparent; border: none; color: var(--md-sys-color-primary); font-weight: bold; padding: 8px; margin-top: 8px; cursor: pointer;}
.theme-options { display: flex; flex-direction: column; gap: 12px; margin: 20px 0; }
.theme-option { display: flex; align-items: center; gap: 12px; padding: 12px 16px; border: 1px solid var(--md-sys-color-outline-variant); border-radius: 12px; cursor: pointer; transition: 0.2s; }
.theme-option.selected { background-color: var(--md-sys-color-primary-container); border-color: var(--md-sys-color-primary); color: var(--md-sys-color-on-primary-container); }

/* Detail Modal */
.detail-modal {
    position: fixed; inset: 0; background-color: var(--md-sys-color-surface);
    z-index: 2100; overflow-y: auto; 
    display: flex; flex-direction: column;
    transform: translateY(100%); transition: transform 0.3s cubic-bezier(0.2, 0, 0, 1);
}
.detail-modal.show { transform: translateY(0); }

.detail-header { padding: 12px 16px; display: flex; justify-content: space-between; align-items: center; flex-shrink: 0; z-index: 10; background: var(--md-sys-color-surface); }
.icon-btn { background: transparent; border: none; color: var(--md-sys-color-on-surface); padding: 8px; cursor: pointer; border-radius: 50%; }
.icon-btn:hover { background-color: var(--md-sys-color-surface-container-high); }

.detail-content { padding: 0 24px; flex-grow: 1; overflow-y: auto; padding-bottom: 100px; }
.detail-bottom-bar { padding: 16px 24px 30px; background: var(--md-sys-color-surface); border-top: 1px solid rgba(0,0,0,0.05); flex-shrink: 0; z-index: 10; }

.detail-top { display: flex; gap: 20px; align-items: center; margin-bottom: 20px; }
.d-icon { width: 80px; height: 80px; border-radius: 20px; box-shadow: 0 2px 8px rgba(0,0,0,0.1); object-fit: cover; }
.d-info h2 { font-family: var(--font-brand); margin-bottom: 4px; font-size: 24px; color: var(--md-sys-color-on-surface); }
.d-tags-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.tag-badge { font-size: 13px; background-color: var(--tag-bg); color: var(--tag-text); padding: 6px 12px; border-radius: 8px; font-weight: 500; cursor: pointer; transition: background-color 0.2s; }
.tag-badge:hover { background-color: var(--md-sys-color-primary-container); color: var(--md-sys-color-on-primary-container); }
.d-stats-row { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; padding-bottom: 24px; border-bottom: 1px solid var(--md-sys-color-outline-variant); }
.d-stat { display: flex; align-items: center; gap: 6px; font-size: 14px; color: var(--md-sys-color-on-surface-variant); }
.d-stat-sep { width: 1px; height: 16px; background: var(--md-sys-color-outline-variant); }
.screenshot-row { display: flex; gap: 12px; overflow-x: auto; padding-bottom: 16px; margin-bottom: 24px; scrollbar-width: none; }
.screenshot-row img { height: 200px; border-radius: 12px; object-fit: cover; }
.d-section h3 { font-family: var(--font-brand); font-size: 18px; margin-bottom: 12px; color: var(--md-sys-color-on-surface); }
.d-section p { line-height: 1.6; color: var(--md-sys-color-on-surface-variant); font-size: 15px; white-space: pre-line; }
.full-width-btn { display: flex; width: 100%; height: 48px; background-color: var(--md-sys-color-primary); color: var(--md-sys-color-on-primary); border-radius: 24px; align-items: center; justify-content: center; text-decoration: none; font-weight: 500; font-size: 16px; box-shadow: 0 2px 4px rgba(0,0,0,0.2); }

/* --- New: Detail Tech Info --- */
.d-tech-info { margin-top: 24px; background-color: var(--md-sys-color-surface-container); border-radius: 16px; padding: 16px; }
.d-tech-title { font-size: 14px; font-weight: bold; color: var(--md-sys-color-on-surface); margin-bottom: 12px; font-family: var(--font-brand); }
.d-tech-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.d-tech-item { display: flex; flex-direction: column; gap: 4px; }
.d-tech-label { font-size: 12px; color: var(--md-sys-color-on-surface-variant); }
.d-tech-val { font-size: 13px; font-weight: 500; color: var(--md-sys-color-on-surface); word-break: break-all; }

/* --- Admin / Preview Styles --- */
.form-container { max-width: 700px; margin: 20px auto; padding: 24px; background: var(--md-sys-color-surface-container); border-radius: 28px; }
.form-group { margin-bottom: 20px; }
.form-label { display: block; margin-bottom: 8px; font-weight: 500; color: var(--md-sys-color-primary); font-size: 14px; }
.form-input, .form-select, .form-textarea {
    width: 100%; padding: 12px 16px; border-radius: 12px; border: 1px solid var(--md-sys-color-outline-variant);
    background-color: var(--md-sys-color-surface); color: var(--md-sys-color-on-surface); 
    font-family: inherit; font-size: 16px; outline: none; transition: border-color 0.2s, box-shadow 0.2s;
}
.form-input:focus, .form-textarea:focus, .form-select:focus { border-color: var(--md-sys-color-primary); box-shadow: 0 0 0 2px var(--md-sys-color-primary-container); }
.form-textarea { min-height: 100px; resize: vertical; }
.form-select { appearance: none; cursor: pointer; padding-right: 48px; background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2349454F'%3e%3cpath d='M7 10l5 5 5-5z'/%3e%3c/svg%3e"); background-repeat: no-repeat; background-position: right 16px center; background-size: 24px; }
@media (prefers-color-scheme: dark) { .form-select { background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23CAC4D0'%3e%3cpath d='M7 10l5 5 5-5z'/%3e%3c/svg%3e"); } }
.row { display: flex; gap: 16px; align-items: flex-start; }
.col { flex: 1; }
.btn-row { display: flex; gap: 12px; margin-top: 24px; }
.btn-primary { background: var(--md-sys-color-primary); color: white; border: none; padding: 12px 24px; border-radius: 24px; font-weight: bold; cursor: pointer; flex: 1; }
.btn-secondary { background: transparent; border: 1px solid var(--md-sys-color-outline-variant); color: var(--md-sys-color-on-surface); padding: 12px 24px; border-radius: 24px; cursor: pointer; }
.code-preview { background: #1e1e1e; color: #d4d4d4; padding: 16px; border-radius: 16px; overflow-x: auto; font-family: monospace; margin-top: 20px; display: none; }
.switch-container { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; }
.switch-label { font-size: 16px; color: var(--md-sys-color-on-surface); }
.switch { position: relative; display: inline-block; width: 52px; height: 32px; }
.switch input { opacity: 0; width: 0; height: 0; }
.slider { position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0; background-color: var(--md-sys-color-surface-container-high); border: 2px solid var(--md-sys-color-outline-variant); border-radius: 32px; transition: .4s; }
.slider:before { position: absolute; content: ""; height: 16px; width: 16px; left: 6px; bottom: 6px; background-color: var(--md-sys-color-outline-variant); border-radius: 50%; transition: .4s; }
input:checked + .slider { background-color: var(--md-sys-color-primary); border-color: var(--md-sys-color-primary); }
input:checked + .slider:before { transform: translateX(20px); background-color: var(--md-sys-color-on-primary); width: 20px; height: 20px; bottom: 4px; left: 4px; }
.input-group { display: flex; gap: 8px; }
.icon-btn-small { width: 48px; height: 48px; border-radius: 12px; border: 1px solid var(--md-sys-color-outline-variant); background: var(--md-sys-color-surface); color: var(--md-sys-color-on-surface-variant); display: flex; align-items: center; justify-content: center; cursor: pointer; flex-shrink: 0; transition: 0.2s; }
.icon-btn-small:hover { background: var(--md-sys-color-surface-container-high); color: var(--md-sys-color-primary); }
.preview-section { background: var(--md-sys-color-surface); border: 1px solid var(--md-sys-color-outline-variant); border-radius: 24px; padding: 20px; margin-bottom: 24px; }
.preview-header { font-size: 12px; color: var(--md-sys-color-primary); margin-bottom: 12px; font-weight: bold; opacity: 0.8; letter-spacing: 0.5px; text-transform: uppercase;}
.ph-card { border-radius: 28px; padding: 24px; color: white; display: flex; flex-direction: column; justify-content: flex-end; height: 220px; background-color: #eee; position: relative; overflow: hidden; box-shadow: 0 4px 8px rgba(0,0,0,0.1); margin-bottom: 24px; max-width: 450px; width: 100%; }
.ph-card::after { content: ''; position: absolute; inset: 0; background: linear-gradient(to top, rgba(0,0,0,0.6), transparent); z-index: 1; pointer-events: none; }
.ph-img { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; opacity: 0; transition: opacity 0.3s; }
.ph-content { position: relative; z-index: 2; }
.ph-tag { background: rgba(255,255,255,0.25); backdrop-filter: blur(4px); padding: 4px 12px; border-radius: 8px; font-size: 12px; display: inline-block; margin-bottom: 8px; }
.ph-title { font-family: 'Google Sans'; font-size: 26px; font-weight: bold; margin: 4px 0; }
.ph-desc { font-size: 14px; opacity: 0.9; }
.pl-item { display: flex; align-items: center; gap: 16px; padding: 8px; border-radius: 16px; }
.pl-icon { width: 60px; height: 60px; border-radius: 16px; object-fit: cover; background: #eee; border: 1px solid rgba(0,0,0,0.05); }
.pl-info { flex-grow: 1; overflow: hidden; }
.pl-name { font-size: 16px; font-weight: 500; font-family: 'Google Sans'; color: var(--md-sys-color-on-surface); }
.pl-meta { font-size: 13px; color: var(--md-sys-color-on-surface-variant); margin-top: 6px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pl-btn { background-color: var(--md-sys-color-primary-container); color: var(--md-sys-color-on-primary-container); padding: 0 20px; height: 36px; border-radius: 18px; display: flex; align-items: center; font-size: 14px; font-weight: 500; }
.generator-modal { position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%) scale(0.9); background: var(--md-sys-color-surface-container); padding: 24px; border-radius: 28px; width: 90%; max-width: 320px; z-index: 2000; opacity: 0; pointer-events: none; transition: 0.2s; box-shadow: 0 10px 30px rgba(0,0,0,0.2); }
.generator-modal.show { opacity: 1; transform: translate(-50%, -50%) scale(1); pointer-events: auto; }
.gen-preview-box { height: 100px; border-radius: 16px; margin-bottom: 20px; box-shadow: inset 0 0 0 1px rgba(0,0,0,0.1); }
.gen-controls { display: flex; flex-direction: column; gap: 16px; }
.gen-row { display: flex; align-items: center; justify-content: space-between; }
.color-picker { width: 50px; height: 32px; border: none; padding: 0; background: none; cursor: pointer; }
.range-slider { width: 100%; accent-color: var(--md-sys-color-primary); }

/* --- 🌟 New Checkbox Style (MD3 Chips) --- */
.checkbox-group { display: flex; flex-wrap: wrap; gap: 12px; padding: 8px 0; }
/* 隐藏原生 input */
.checkbox-item input { position: absolute; opacity: 0; cursor: pointer; height: 0; width: 0; }
/* Chip 容器 */
.checkbox-item { 
    display: inline-flex; align-items: center; gap: 8px; 
    padding: 8px 16px; border-radius: 8px; 
    border: 1px solid var(--md-sys-color-outline-variant); 
    background-color: var(--md-sys-color-surface); 
    color: var(--md-sys-color-on-surface-variant); 
    font-size: 14px; font-weight: 500; cursor: pointer; transition: all 0.2s; user-select: none;
}
/* Hover 效果 */
.checkbox-item:hover { background-color: var(--md-sys-color-surface-container-high); }
/* 选中状态 (:has 选择器) */
.checkbox-item:has(input:checked) {
    background-color: var(--md-sys-color-primary-container);
    color: var(--md-sys-color-on-primary-container);
    border-color: transparent;
}
/* 选中时的对勾图标 (伪元素) */
.checkbox-item:has(input:checked)::before {
    content: '';
    display: block; width: 18px; height: 18px;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%2321005D'%3e%3cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3e%3c/svg%3e");
    background-size: cover;
}
/* 深色模式下的对勾颜色适配 (变为浅色) */
[data-theme="dark"] .checkbox-item:has(input:checked)::before {
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23EADDFF'%3e%3cpath d='M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z'/%3e%3c/svg%3e");
}

/* =========================================
   🖥️ Desktop Adaptation (Last Override)
   ========================================= */
@media (min-width: 800px) {
    /* 1. Header & Tabs */
    .top-bar { padding: 0 32px; border-bottom: 1px solid var(--md-sys-color-outline-variant); z-index: 1300; }
    .desktop-tabs { display: flex; }
    .search-bar { max-width: 400px; }

    /* 2. Hide Mobile Elements */
    .bottom-nav, .drawer-title-mobile, .scrim { display: none !important; }

    /* 3. Persistent Sidebar */
    .drawer {
        transform: translateX(0);
        top: var(--header-height);
        height: calc(100vh - var(--header-height));
        width: var(--drawer-width);
        border-right: 1px solid var(--md-sys-color-outline-variant);
        border-radius: 0;
        box-shadow: none;
        padding-top: 20px;
        z-index: 900;
        background-color: var(--md-sys-color-surface); /* 侧边栏颜色修复 */
    }
    
    body.sidebar-collapsed .drawer { width: var(--drawer-width-collapsed); }
    body.sidebar-collapsed .drawer-text { display: none; }
    body.sidebar-collapsed .drawer-item { justify-content: center; padding: 12px 0; }
    
    /* 4. Main Content Shift */
    #main-content { margin-left: var(--drawer-width); padding: 24px 40px; }
    body.sidebar-collapsed #main-content { margin-left: var(--drawer-width-collapsed); }

    /* 5. Grid */
    .app-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 20px; }
    .hero-carousel { padding: 0; }
    .hero-card { width: 100%; max-width: 450px; height: 280px; }

    /* 6. Detail Dialog (修复居中 & 滚动 & 圆角裁剪) */
    .detail-modal {
        width: 600px; height: auto; max-height: 85vh;
        /* 绝对居中 */
        top: 50% !important; left: 50% !important;
        transform: translate(-50%, -50%) scale(0.95);
        
        border-radius: 28px;
        /* 关键修复：确保圆角内滚动条不溢出 */
        overflow: hidden; 
        
        opacity: 0; pointer-events: none;
        box-shadow: 0 20px 50px rgba(0,0,0,0.4); 
        right: auto; bottom: auto;
    }
    /* 覆盖 show 状态的 transform */
    .detail-modal.show { 
        transform: translate(-50%, -50%) scale(1) !important; 
        opacity: 1; pointer-events: auto; 
    }
    /* 恢复正常文档流，避免遮挡内容 */
    .detail-bottom-bar { 
        position: relative; 
        bottom: auto; left: auto;
        border-radius: 0; 
        padding-bottom: 16px; 
    }
    .detail-content {
        padding-bottom: 20px; 
    }
    
    .generator-modal { max-width: 400px; }
}