/* ==========================================================================
   资源搜索系统 - 主样式 v4
   设计基调：暗夜极光 Aurora Night
   - 深空黑画布 + 漂移极光光晕 + 噪点颗粒质感
   - 暗色玻璃拟态浮层（搜索控制台 / 结果卡片 / 面板）
   - 动能大字排版（逐字浮现）+ 磁吸按钮 + 滚动视差
   图标统一使用 Lucide（data-lucide 标签），界面不使用表情符号
   ========================================================================== */

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* --------------------------------------------------------------------------
   设计令牌
   -------------------------------------------------------------------------- */
:root {
    /* 品牌色 */
    --primary: #6d5efc;
    --primary-2: #a855f7;
    --accent: #22d3ee;
    --pink: #ec4899;

    /* 深空画布 */
    --canvas-0: #05060d;
    --canvas-1: #0a0c1c;
    --canvas-2: #10122a;
    --canvas-border: rgba(255, 255, 255, 0.09);

    /* 玻璃面板 */
    --glass-bg: rgba(16, 18, 42, 0.55);
    --glass-bg-strong: rgba(16, 18, 42, 0.78);
    --glass-border: rgba(255, 255, 255, 0.12);

    /* 浅色文本（深色画布上的主文本） */
    --on-canvas: #f5f5fb;
    --on-canvas-muted: rgba(245, 245, 251, 0.62);

    /* 状态色 */
    --success: #34e2a0;
    --warning: #ffb454;
    --error: #ff5c76;
    --info: #4da8ff;

    /* 圆角 */
    --radius-xs: 8px;
    --radius-sm: 12px;
    --radius-md: 18px;
    --radius-lg: 28px;
    --radius-full: 999px;

    /* 阴影 */
    --shadow-md: 0 20px 48px rgba(0, 0, 0, 0.35);
    --shadow-lg: 0 40px 90px rgba(0, 0, 0, 0.5);
    --glow-primary: 0 0 40px rgba(109, 94, 252, 0.35);
    --glow-accent: 0 0 40px rgba(34, 211, 238, 0.25);

    /* 间距 */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-7: 48px;
    --space-8: 72px;

    /* 排版 */
    --font-display: 'Space Grotesk', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial,
        'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    --fs-hero: clamp(2.8rem, 8vw, 6rem);
    --fs-h2: clamp(1.4rem, 2.6vw, 2rem);
    --fs-lead: clamp(1rem, 1.4vw, 1.2rem);

    /* 动效缓动 */
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: 0.15s var(--ease-smooth);
    --transition-normal: 0.3s var(--ease-smooth);
    --transition-slow: 0.6s var(--ease-out-expo);

    /* 层级 */
    --z-canvas: 0;
    --z-content: 10;
    --z-nav: 100;
    --z-modal: 1000;
    --z-toast: 1100;
    --z-grain: 2000;

    /* 导航高度 */
    --nav-h: 68px;
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }
}

html {
    scroll-behavior: smooth;
    color-scheme: dark;
}

/* --------------------------------------------------------------------------
   画布：深空渐变 + 极光光晕 + 噪点
   -------------------------------------------------------------------------- */
body {
    font-family: var(--font-body);
    background-color: var(--canvas-0);
    background-image:
        linear-gradient(180deg, var(--canvas-0) 0%, var(--canvas-1) 45%, var(--canvas-0) 100%);
    background-attachment: fixed;
    min-height: 100vh;
    color: var(--on-canvas);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    -webkit-tap-highlight-color: transparent;
    overflow-x: hidden;
}

/* 极光光晕层：三个慢速漂移的模糊径向光斑 */
.aurora {
    position: fixed;
    inset: 0;
    z-index: var(--z-canvas);
    pointer-events: none;
    overflow: hidden;
}

.aurora .orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(90px);
    opacity: 0.55;
    will-change: transform;
}

.orb-1 {
    width: 52vw;
    height: 52vw;
    top: -18vw;
    left: -12vw;
    background: radial-gradient(circle at 30% 30%, rgba(109, 94, 252, 0.9), transparent 70%);
    animation: drift-a 26s ease-in-out infinite alternate;
}

.orb-2 {
    width: 46vw;
    height: 46vw;
    top: 6vh;
    right: -14vw;
    background: radial-gradient(circle at 60% 40%, rgba(34, 211, 238, 0.7), transparent 70%);
    animation: drift-b 32s ease-in-out infinite alternate;
}

.orb-3 {
    width: 40vw;
    height: 40vw;
    bottom: -16vw;
    left: 26vw;
    background: radial-gradient(circle at 50% 50%, rgba(236, 72, 153, 0.55), transparent 70%);
    animation: drift-c 38s ease-in-out infinite alternate;
}

@keyframes drift-a {
    from { transform: translate3d(0, 0, 0) scale(1); }
    to   { transform: translate3d(6vw, 8vh, 0) scale(1.15); }
}

@keyframes drift-b {
    from { transform: translate3d(0, 0, 0) scale(1.1); }
    to   { transform: translate3d(-7vw, 10vh, 0) scale(0.95); }
}

@keyframes drift-c {
    from { transform: translate3d(0, 0, 0) scale(0.95); }
    to   { transform: translate3d(5vw, -8vh, 0) scale(1.12); }
}

/* 噪点颗粒：SVG 噪声纹理，覆盖全屏，不拦截交互 */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: var(--z-grain);
    pointer-events: none;
    opacity: 0.05;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.container {
    position: relative;
    z-index: var(--z-content);
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-5);
}

/* --------------------------------------------------------------------------
   顶部导航条：玻璃拟态，固定置顶
   -------------------------------------------------------------------------- */
.site-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-nav);
    height: var(--nav-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--space-6);
    background: rgba(5, 6, 13, 0.55);
    -webkit-backdrop-filter: blur(18px);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--canvas-border);
}

.site-nav .brand {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.05rem;
    letter-spacing: 0.02em;
    color: var(--on-canvas);
    text-decoration: none;
}

.site-nav .brand svg {
    width: 22px;
    height: 22px;
    color: var(--accent);
}

.site-nav .brand .brand-accent {
    color: var(--accent);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.nav-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border-radius: var(--radius-full);
    color: var(--on-canvas-muted);
    text-decoration: none;
    font-size: 13.5px;
    transition: all var(--transition-fast);
}

.nav-link svg {
    width: 15px;
    height: 15px;
}

.nav-link:hover {
    color: var(--on-canvas);
    background: rgba(255, 255, 255, 0.08);
}

.nav-link.primary {
    color: white;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    box-shadow: var(--glow-primary);
}

.nav-link.primary:hover {
    transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
   Hero 区：动能大标题
   -------------------------------------------------------------------------- */
.hero {
    min-height: calc(100vh - var(--nav-h));
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-7) var(--space-4);
    padding-top: calc(var(--nav-h) + var(--space-7));
}

.hero .eyebrow {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-display);
    font-size: 0.78rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent);
    padding: var(--space-2) var(--space-4);
    border: 1px solid rgba(34, 211, 238, 0.35);
    border-radius: var(--radius-full);
    background: rgba(34, 211, 238, 0.08);
    margin-bottom: var(--space-6);
    animation: fade-up 0.7s var(--ease-out-expo) both;
}

.hero .eyebrow svg {
    width: 14px;
    height: 14px;
}

.kinetic-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: var(--fs-hero);
    line-height: 1.04;
    letter-spacing: -0.02em;
    margin-bottom: var(--space-5);
    background: linear-gradient(135deg, #ffffff 0%, #d8d4ff 45%, var(--accent) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* 逐字动画：字符由 JS 拆分为 .kt-char */
.kt-char {
    display: inline-block;
    opacity: 0;
    transform: translateY(0.9em) rotate(4deg);
    animation: kt-in 0.75s var(--ease-out-expo) forwards;
    animation-delay: var(--d, 0ms);
}

.kt-char.is-space {
    width: 0.28em;
}

@keyframes kt-in {
    to {
        opacity: 1;
        transform: none;
    }
}

.hero-sub {
    font-size: var(--fs-lead);
    color: var(--on-canvas-muted);
    max-width: 46ch;
    margin: 0 auto;
    animation: fade-up 0.8s 0.35s var(--ease-out-expo) both;
}

@keyframes fade-up {
    from {
        opacity: 0;
        transform: translateY(18px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 向下滚动指示 */
.scroll-hint {
    margin-top: var(--space-7);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    color: var(--on-canvas-muted);
    font-size: 11px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    animation: fade-up 0.8s 0.55s var(--ease-out-expo) both;
}

.scroll-hint svg {
    width: 18px;
    height: 18px;
    animation: bob 2.2s var(--ease-smooth) infinite;
}

@keyframes bob {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(6px); }
}

/* --------------------------------------------------------------------------
   通用玻璃面板
   -------------------------------------------------------------------------- */
.glass-panel {
    background: var(--glass-bg);
    -webkit-backdrop-filter: blur(26px);
    backdrop-filter: blur(26px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* --------------------------------------------------------------------------
   搜索控制台
   -------------------------------------------------------------------------- */
.search-section {
    margin-bottom: var(--space-6);
    padding: var(--space-6);
    animation: rise-in 0.7s var(--ease-out-expo) both;
}

@keyframes rise-in {
    from {
        opacity: 0;
        transform: translateY(28px) scale(0.99);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.search-box {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.search-main {
    display: flex;
    gap: var(--space-4);
    align-items: center;
}

.search-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: var(--space-5);
    padding: var(--space-5);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--canvas-border);
    border-radius: var(--radius-md);
}

.option-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.option-group label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--on-canvas);
}

.option-group label svg {
    width: 15px;
    height: 15px;
    color: var(--accent);
    flex-shrink: 0;
}

.required-mark {
    color: var(--error);
}

.field-hint {
    color: var(--on-canvas-muted);
    font-size: 12px;
}

/* XToken 区域内联操作按钮（预留位） */
.inline-actions {
    margin-top: var(--space-1);
}

.btn-inline {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 12px;
    font-size: 12px;
    line-height: 1;
    color: white;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    border-radius: var(--radius-full);
    text-decoration: none;
    box-shadow: var(--glow-primary);
    transition: all var(--transition-fast);
}

.btn-inline:hover {
    transform: translateY(-1px);
}

/* 输入控件：暗色玻璃 */
#searchInput,
#xtokenInput,
#searchType,
#perPageSelect {
    width: 100%;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    font-size: 14px;
    background: rgba(5, 6, 13, 0.5);
    color: var(--on-canvas);
    transition: all var(--transition-normal);
    font-family: inherit;
}

#searchInput {
    flex: 1;
    min-width: 300px;
    padding: 18px 22px;
    font-size: 16.5px;
    border-radius: var(--radius-md);
}

#xtokenInput {
    padding: 12px 16px;
}

#searchType,
#perPageSelect {
    padding: 12px 16px;
    cursor: pointer;
}

#searchInput::placeholder,
#xtokenInput::placeholder {
    color: rgba(245, 245, 251, 0.35);
}

#searchInput:focus,
#xtokenInput:focus,
#searchType:focus,
#perPageSelect:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.15), var(--glow-accent);
}

/* 磁吸搜索按钮 */
#searchBtn.magnetic {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 18px 36px;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 16.5px;
    font-weight: 600;
    cursor: pointer;
    transition: box-shadow var(--transition-normal);
    min-width: 150px;
    font-family: inherit;
    box-shadow: var(--glow-primary);
    will-change: transform;
}

#searchBtn svg {
    width: 18px;
    height: 18px;
}

#searchBtn:hover {
    box-shadow: 0 0 60px rgba(109, 94, 252, 0.5);
}

#searchBtn:active {
    transform: scale(0.97);
}

/* 过滤无效链接卡片 */
.toggle-card {
    padding: var(--space-3) var(--space-4);
    border: 1px solid var(--canvas-border);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.03);
}

.toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: 600;
}

.toggle-label svg {
    width: 15px;
    height: 15px;
    color: var(--accent);
}

.badge-optional {
    display: inline-block;
    padding: 2px 10px;
    border-radius: var(--radius-full);
    background: rgba(34, 211, 238, 0.12);
    color: var(--accent);
    font-size: 12px;
    font-weight: 600;
}

.toggle-hint {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    cursor: pointer;
    color: var(--on-canvas-muted);
    font-size: 12px;
}

.toggle-desc {
    margin-top: var(--space-2);
    color: var(--on-canvas-muted);
    font-size: 12px;
    line-height: 1.7;
}

.toggle-desc .warn-text {
    color: var(--warning);
}

/* 搜索历史 */
.search-history {
    margin-top: var(--space-5);
    padding-top: var(--space-5);
    border-top: 1px solid var(--canvas-border);
}

.history-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-3);
}

.search-history h3 {
    font-size: 14px;
    color: var(--on-canvas-muted);
    font-weight: 600;
}

.btn-clear-history {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--on-canvas-muted);
    cursor: pointer;
    padding: var(--space-2);
    border-radius: var(--radius-xs);
    transition: all var(--transition-fast);
}

.btn-clear-history svg {
    width: 16px;
    height: 16px;
}

.btn-clear-history:hover {
    color: var(--error);
    background: rgba(255, 92, 118, 0.12);
    transform: scale(1.08);
}

.history-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.history-tag {
    background: rgba(255, 255, 255, 0.06);
    color: var(--on-canvas-muted);
    padding: 6px 14px;
    border-radius: var(--radius-full);
    font-size: 13px;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: 1px solid var(--canvas-border);
    user-select: none;
}

.history-tag:hover {
    background: var(--primary);
    color: white;
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: var(--glow-primary);
}

.history-tag:active {
    transform: translateY(0);
}

/* --------------------------------------------------------------------------
   结果区
   -------------------------------------------------------------------------- */
.results-section {
    min-height: 220px;
    margin-bottom: var(--space-6);
    padding: var(--space-6);
    animation: rise-in 0.7s 0.1s var(--ease-out-expo) both;
}

.results-summary {
    display: none;
}

.tabs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.tab-item {
    padding: 9px 16px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--on-canvas-muted);
    border: 1px solid var(--canvas-border);
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: 13.5px;
    transition: all var(--transition-fast);
    user-select: none;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    flex: 0 0 auto;
}

.tab-item:hover {
    background: rgba(109, 94, 252, 0.15);
    border-color: rgba(109, 94, 252, 0.5);
    transform: translateY(-1px);
}

.tab-item.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: white;
    border-color: transparent;
    box-shadow: var(--glow-primary);
}

.tab-count {
    background: rgba(255, 255, 255, 0.12);
    color: var(--accent);
    padding: 2px 7px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 700;
    margin-left: 2px;
    min-width: 18px;
    text-align: center;
}

.tab-item.active .tab-count {
    background: rgba(255, 255, 255, 0.22);
    color: white;
}

/* 加载态 */
.loading {
    text-align: center;
    padding: var(--space-7);
    font-size: 18px;
    color: var(--primary);
}

.loading-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-5);
}

.loading-spinner {
    width: 46px;
    height: 46px;
    border: 3px solid rgba(255, 255, 255, 0.1);
    border-top: 3px solid var(--primary);
    border-radius: 50%;
    animation: spin 0.9s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loading-text {
    font-size: 18px;
    font-weight: 600;
    color: var(--on-canvas);
}

.loading-tips {
    color: var(--on-canvas-muted);
    font-size: 14px;
    line-height: 1.7;
}

.loading-tips p {
    margin: 4px 0;
}

.hidden {
    display: none;
}

/* 平台分区 */
.platform-section {
    margin-bottom: var(--space-4);
}

.platform-section:last-child {
    margin-bottom: 0;
}

.platform-title {
    font-size: 19px;
    font-weight: 700;
    color: var(--on-canvas);
    padding: var(--space-2) var(--space-3);
    display: block;
}

.platform-resources {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: var(--space-5);
}

.platform-resources.all-resources {
    grid-template-columns: repeat(2, 1fr);
    grid-auto-flow: row;
}

@media (max-width: 1200px) and (min-width: 769px) {
    .platform-resources.all-resources {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-4);
    }
}

@media (max-width: 768px) {
    .platform-resources,
    .platform-resources.all-resources {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }
}

/* 资源卡片：暗色玻璃 + 极光辉光悬浮 */
.resource-item {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    position: relative;
    overflow: hidden;
    height: fit-content;
    transition: transform 0.35s var(--ease-spring), box-shadow var(--transition-normal), border-color var(--transition-normal);
    opacity: 0;
    transform: translateY(16px);
    animation: card-in 0.5s var(--ease-out-expo) forwards;
    animation-delay: calc(var(--card-index, 0) * 40ms);
}

@keyframes card-in {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 悬浮极光辉光 */
.resource-item::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity var(--transition-normal);
    background: radial-gradient(circle at 80% -20%, rgba(109, 94, 252, 0.35), transparent 55%),
        radial-gradient(circle at 10% 120%, rgba(34, 211, 238, 0.22), transparent 50%);
    pointer-events: none;
}

/* 顶部光带 */
.resource-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary), var(--accent), transparent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}

.resource-item:hover {
    border-color: rgba(109, 94, 252, 0.45);
    box-shadow: var(--shadow-md), var(--glow-primary);
    transform: translateY(-4px);
}

.resource-item:hover::before {
    opacity: 1;
}

.resource-item:hover::after {
    transform: scaleX(1);
}

.resource-name {
    position: relative;
    font-size: 17px;
    font-weight: 700;
    color: var(--on-canvas);
    margin-bottom: var(--space-2);
    line-height: 1.45;
    padding-right: 84px;
    letter-spacing: -0.01em;
}

.resource-meta {
    position: relative;
    margin-bottom: var(--space-3);
    color: var(--on-canvas-muted);
    font-size: 13px;
    font-style: italic;
}

.extract-code {
    position: relative;
    background: rgba(77, 168, 255, 0.1);
    color: #9fd2ff;
    padding: 8px 12px;
    border-radius: var(--radius-xs);
    font-size: 13px;
    margin-bottom: var(--space-4);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: 1px solid rgba(77, 168, 255, 0.25);
}

.code-text {
    font-weight: 700;
    color: var(--info);
    font-family: 'Courier New', monospace;
    letter-spacing: 0.5px;
}

.resource-actions {
    position: relative;
    display: flex;
    gap: var(--space-2);
    align-items: center;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
}

.resource-actions::-webkit-scrollbar {
    height: 4px;
}

.resource-actions::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 2px;
}

.resource-actions::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 2px;
}

.btn-copy {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 7px 12px;
    font-size: 12px;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xs);
    background: rgba(255, 255, 255, 0.04);
    color: var(--on-canvas-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-weight: 500;
    white-space: nowrap;
    flex-shrink: 0;
    min-width: 78px;
    justify-content: center;
    font-family: inherit;
}

.btn-copy svg {
    width: 13px;
    height: 13px;
}

.btn-copy:hover {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(34, 211, 238, 0.08);
    transform: translateY(-1px);
}

.btn-copy:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.badge-platform {
    position: absolute;
    top: 16px;
    right: 16px;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: white;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: var(--glow-primary);
}

/* --------------------------------------------------------------------------
   API 文档区
   -------------------------------------------------------------------------- */
.api-info {
    margin-bottom: var(--space-6);
    padding: var(--space-6);
    animation: rise-in 0.7s 0.2s var(--ease-out-expo) both;
}

.api-info h3 {
    color: var(--on-canvas);
    margin-bottom: var(--space-5);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.api-info h3 svg {
    width: 20px;
    height: 20px;
    color: var(--accent);
}

.api-badge {
    display: inline-block;
    padding: 3px 12px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.06);
    color: var(--on-canvas-muted);
    font-size: 12px;
    border: 1px solid var(--canvas-border);
}

.api-list {
    margin-top: var(--space-2);
    padding: var(--space-4);
    border: 1px solid var(--canvas-border);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.03);
    margin-bottom: var(--space-5);
}

.api-item {
    background: rgba(255, 255, 255, 0.04);
    padding: var(--space-4);
    margin-bottom: var(--space-3);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--primary);
}

.api-item strong {
    color: var(--accent);
}

.api-meta {
    font-size: 13px;
    color: var(--on-canvas-muted);
    line-height: 1.9;
}

.api-info p {
    margin-bottom: var(--space-3);
    line-height: 1.7;
}

.api-info code {
    font-family: 'JetBrains Mono', 'Courier New', monospace;
    color: var(--accent);
}

.api-info pre,
.api-info code,
pre code {
    white-space: pre-wrap;
    word-break: break-word;
}

.api-info pre {
    overflow: auto;
    background: rgba(5, 6, 13, 0.8);
    color: #dbe4ff;
    padding: var(--space-4);
    border-radius: var(--radius-sm);
    border: 1px solid var(--canvas-border);
    font-size: 12.5px;
}

/* --------------------------------------------------------------------------
   无结果 / 错误提示
   -------------------------------------------------------------------------- */
.no-results {
    text-align: center;
    padding: var(--space-7) var(--space-5);
    color: var(--on-canvas-muted);
}

.no-results-icon,
.error-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    color: var(--accent);
    margin-bottom: var(--space-5);
    border: 1px solid var(--canvas-border);
}

.no-results-icon svg,
.error-icon svg {
    width: 32px;
    height: 32px;
}

.error-icon {
    color: var(--error);
    background: rgba(255, 92, 118, 0.1);
    border-color: rgba(255, 92, 118, 0.25);
}

.no-results h3 {
    font-size: 20px;
    color: var(--on-canvas);
    margin-bottom: var(--space-3);
}

.no-results p {
    font-size: 16px;
    margin-bottom: var(--space-6);
    line-height: 1.7;
}

.no-results-suggestions {
    text-align: left;
    max-width: 400px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.04);
    padding: var(--space-5);
    border-radius: var(--radius-sm);
    border: 1px solid var(--canvas-border);
}

.no-results-suggestions p {
    margin-bottom: var(--space-3);
    font-weight: 600;
    color: var(--on-canvas);
}

.no-results-suggestions ul {
    list-style: none;
    padding: 0;
}

.no-results-suggestions li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-2);
    padding: 6px 0;
    color: var(--on-canvas-muted);
}

.no-results-suggestions li svg {
    width: 15px;
    height: 15px;
    color: var(--warning);
    flex-shrink: 0;
    margin-top: 2px;
}

.no-results-actions {
    display: flex;
    gap: var(--space-2);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--space-5);
}

.btn-suggestion {
    padding: 9px 18px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--canvas-border);
    border-radius: var(--radius-full);
    color: var(--on-canvas);
    cursor: pointer;
    font-size: 13px;
    transition: all var(--transition-fast);
    font-family: inherit;
}

.btn-suggestion:hover {
    background: var(--primary);
    color: white;
    border-color: transparent;
    transform: translateY(-1px);
    box-shadow: var(--glow-primary);
}

.error-message {
    background: rgba(255, 92, 118, 0.08);
    color: var(--error);
    padding: var(--space-6);
    border-radius: var(--radius-md);
    border: 1px solid rgba(255, 92, 118, 0.3);
    margin-bottom: var(--space-5);
    text-align: center;
}

.error-content strong {
    display: block;
    font-size: 18px;
    margin-bottom: var(--space-3);
    color: var(--error);
}

.error-content p {
    margin-bottom: var(--space-5);
    line-height: 1.7;
    color: var(--on-canvas-muted);
}

.error-actions {
    display: flex;
    gap: var(--space-3);
    justify-content: center;
    flex-wrap: wrap;
}

.btn-retry {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 10px 22px;
    background: var(--error);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition-fast);
    font-family: inherit;
    box-shadow: 0 0 30px rgba(255, 92, 118, 0.3);
}

.btn-retry svg {
    width: 14px;
    height: 14px;
}

.btn-retry:hover {
    background: #ff4563;
    transform: translateY(-1px);
}

/* --------------------------------------------------------------------------
   搜索摘要
   -------------------------------------------------------------------------- */
.search-summary {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--canvas-border);
    border-radius: var(--radius-sm);
    padding: var(--space-5);
    margin: var(--space-5) 0;
    text-align: center;
}

.search-header {
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    flex-wrap: wrap;
}

.summary-keyword {
    font-size: 18px;
    font-weight: 700;
    color: var(--on-canvas);
}

.btn-copy-keyword {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    color: var(--on-canvas-muted);
    cursor: pointer;
    padding: 4px;
    border-radius: var(--radius-xs);
    transition: all var(--transition-fast);
}

.btn-copy-keyword svg {
    width: 15px;
    height: 15px;
}

.btn-copy-keyword:hover {
    color: var(--accent);
    background: rgba(34, 211, 238, 0.1);
}

.search-results {
    font-size: 16px;
    color: var(--on-canvas-muted);
}

.summary-platforms {
    color: var(--on-canvas-muted);
    font-size: 14px;
    margin-left: var(--space-2);
}

/* --------------------------------------------------------------------------
   分页
   -------------------------------------------------------------------------- */
.pagination {
    margin-top: var(--space-6);
    padding: var(--space-5);
    background: rgba(255, 255, 255, 0.04);
    border-radius: var(--radius-md);
    border: 1px solid var(--canvas-border);
}

.pagination-info {
    text-align: center;
    margin-bottom: var(--space-5);
    color: var(--on-canvas-muted);
    font-size: 14px;
}

.pagination-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

.btn-page {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    padding: 9px 17px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--canvas-border);
    border-radius: var(--radius-sm);
    color: var(--on-canvas);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all var(--transition-fast);
    min-width: 42px;
    font-family: inherit;
}

.btn-page svg {
    width: 15px;
    height: 15px;
}

.btn-page:hover:not(:disabled) {
    background: rgba(109, 94, 252, 0.15);
    border-color: var(--primary);
    transform: translateY(-1px);
}

.btn-page:active:not(:disabled) {
    transform: translateY(0);
}

.btn-page.active {
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    color: white;
    border-color: transparent;
    box-shadow: var(--glow-primary);
}

.btn-page:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    transform: none;
}

.page-numbers {
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.page-ellipsis {
    color: var(--on-canvas-muted);
    font-weight: 600;
    padding: 0 var(--space-2);
}

/* --------------------------------------------------------------------------
   底部声明条
   -------------------------------------------------------------------------- */
.notice-tip {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    text-align: left;
    margin-top: var(--space-6);
    margin-bottom: var(--space-6);
    padding: var(--space-4) var(--space-5);
    background: rgba(255, 180, 84, 0.08);
    border: 1px solid rgba(255, 180, 84, 0.25);
    border-radius: var(--radius-md);
    color: #ffd9a0;
    font-size: 13px;
    line-height: 1.8;
}

.notice-tip svg {
    width: 18px;
    height: 18px;
    color: var(--warning);
    flex-shrink: 0;
    margin-top: 2px;
}

.notice-tip strong {
    color: var(--warning);
}

/* --------------------------------------------------------------------------
   进场动画（由 effects.js 驱动）
   -------------------------------------------------------------------------- */
.reveal-on-scroll {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.7s var(--ease-out-expo), transform 0.7s var(--ease-out-expo);
}

.reveal-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* 锚点目标预留固定导航条高度，避免跳转后被遮挡 */
#api-info {
    scroll-margin-top: calc(var(--nav-h) + var(--space-4));
}

/* --------------------------------------------------------------------------
   响应式
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
    .site-nav {
        padding: 0 var(--space-4);
    }

    .nav-link span {
        display: none;
    }

    .nav-link {
        padding: 8px 10px;
    }

    .hero {
        padding-top: calc(var(--nav-h) + var(--space-6));
    }

    .search-box {
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-4);
    }

    .search-main {
        flex-direction: column;
        align-items: stretch;
    }

    #searchInput {
        min-width: auto;
    }

    .search-options {
        grid-template-columns: 1fr;
        gap: var(--space-4);
        padding: var(--space-4);
    }

    .container {
        padding: var(--space-3);
    }

    .search-section,
    .results-section,
    .api-info {
        padding: var(--space-4);
    }

    .error-actions {
        flex-direction: column;
        align-items: center;
    }

    .btn-retry {
        width: 100%;
        max-width: 220px;
        justify-content: center;
    }

    .resource-name {
        font-size: 15px;
        padding-right: 72px;
    }

    .badge-platform {
        font-size: 10px;
        padding: 3px 8px;
        top: 12px;
        right: 12px;
    }

    .btn-copy {
        padding: 6px 10px;
        font-size: 11px;
        min-width: 62px;
    }
}

@media (max-width: 480px) {
    .kinetic-title {
        letter-spacing: -0.01em;
    }

    .pagination-controls {
        gap: var(--space-2);
    }

    .btn-page {
        padding: 7px 12px;
        font-size: 13px;
        min-width: 38px;
    }
}