/* ═══════════════════════════════════════════════════════════════
   JaanW · Design System v2.1 — v1 设计语言融合版
   集中式组件样式 — 全站唯一 CSS 入口
   ═══════════════════════════════════════════════════════════════ */

/* ── 1. Reset ── */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: var(--font-sans);
    font-size: var(--size-base);
    line-height: var(--line-height);
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
}


/* ═══════════════════════════════════════════════════════════════
   2. COMPONENT: Nav (v1 风格)
   ═══════════════════════════════════════════════════════════════ */

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 var(--spacing-lg);
    height: var(--nav-height);
    border-bottom: 1px solid var(--border-light);
    position: sticky;
    top: 0;
    background: rgba(13,13,13,0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 100;
}

.nav__inner {
    max-width: var(--max-width);
    width: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav__logo {
    font-size: 1.1rem;
    font-weight: var(--weight-medium);
    text-decoration: none;
    letter-spacing: var(--letter-normal);
    display: inline-flex;
    align-items: baseline;
    color: var(--text-primary);
}

.nav__logo .nav__logo-accent {
    color: var(--accent-dim);
    font-weight: var(--weight-bold);
}

.nav__links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav__links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition);
    padding: 0;
}

/* Nav separator dot (v1 didn't have this, but v2.1 keeps the improvement) */
.nav__links a:not(:last-child)::after {
    content: "·";
    color: rgba(255,255,255,0.12);
    margin-left: var(--spacing-xs);
}

.nav__links a:hover {
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .nav {
        padding: 0 var(--spacing-md);
    }
    .nav__links a {
        font-size: 0.8rem;
        padding: 0 6px;
    }
}


/* ═══════════════════════════════════════════════════════════════
   2.5 v1 工具类：meta / desc / sub
   ═══════════════════════════════════════════════════════════════ */

.meta {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.desc {
    font-size: 0.92rem;
    color: #bbb;
    line-height: var(--line-height);
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: opacity 0.35s ease, max-height 0.35s ease;
}

.sub {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto var(--spacing-sm);
    line-height: var(--line-height);
}


/* ═══════════════════════════════════════════════════════════════
   3. COMPONENT: Hero (v1 风格)
   ═══════════════════════════════════════════════════════════════ */

.hero {
    padding: 100px 0 60px;
    text-align: center;
    background: 
        linear-gradient(rgba(13,13,13,0.65) 0%, rgba(13,13,13,0.85) 50%, rgba(13,13,13,0.95) 100%),
        radial-gradient(ellipse at 50% 30%, rgba(212,188,148,0.08) 0%, transparent 60%),
        url('/assets/img/site/studio-hero.webp') center 30% / cover no-repeat;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.hero__photo {
    width: 160px;
    height: 160px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-light);
    margin-bottom: 20px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.5);
}

@media (max-width: 768px) {
    .hero__photo {
        width: 120px;
        height: 120px;
    }
}

.hero__emoji {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-12px); }
}

.hero__name {
    font-size: var(--size-2xl);
    font-weight: var(--weight-light);
    letter-spacing: var(--letter-wide);
    color: var(--text-primary);
}

.hero__name strong {
    font-weight: var(--weight-medium);
    color: var(--accent);
}

.hero__subtitle {
    font-size: var(--size-base);
    color: var(--accent-dim);
    letter-spacing: 1px;
}

.hero__tagline {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 520px;
    margin: var(--spacing-sm) auto 0;
    line-height: var(--line-height);
}

.hero__status {
    margin-top: var(--spacing-lg);
    display: inline-block;
}

/* Hero badge */
.hero__badge {
    margin-bottom: var(--spacing-lg);
}

@media (max-width: 768px) {
    .hero {
        padding: 110px 0 60px;
    }
    .hero__name {
        font-size: var(--size-xl);
        letter-spacing: var(--letter-normal);
    }
}


/* ═══════════════════════════════════════════════════════════════
   4. COMPONENT: Section Title (v1 金线)
   ═══════════════════════════════════════════════════════════════ */

.section-title {
    text-align: center;
    margin-bottom: 40px;
}

.section-title__text {
    font-size: 1.4rem;
    font-weight: var(--weight-medium);
    letter-spacing: 2px;
    color: var(--accent);
    margin-bottom: 10px;
}

.section-title__line {
    display: block;
    width: 40px;
    height: 2px;
    background: var(--accent-dim);
    margin: 0 auto;
}


/* ═══════════════════════════════════════════════════════════════
   5. COMPONENT: Badge (v1 胶囊)
   ═══════════════════════════════════════════════════════════════ */

.badge {
    display: inline-block;
    padding: 6px 18px;
    border-radius: 20px;
    background: rgba(184,160,122,0.12);
    color: var(--accent-dim);
    font-size: 0.85rem;
}


/* ═══════════════════════════════════════════════════════════════
   6. COMPONENT: Footer
   ═══════════════════════════════════════════════════════════════ */

.footer {
    text-align: center;
    padding: 48px 0 32px;
    color: var(--text-muted);
    font-size: 0.8rem;
    border-top: 1px solid var(--border-light);
}

.footer a {
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition);
}

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


/* ═══════════════════════════════════════════════════════════════
   7. COMPONENT: Page Layout
   ═══════════════════════════════════════════════════════════════ */

.page {
    max-width: var(--max-width);
    margin: 0 auto 30px;
    padding: 100px var(--spacing-md) 0;
}

.page--narrow {
    max-width: 700px;
}

@media (max-width: 768px) {
    .page {
        padding: 60px var(--spacing-sm);
    }
}


/* ═══════════════════════════════════════════════════════════════
   8. COMPONENT: Project / Work Card (v1 风格)
   ═══════════════════════════════════════════════════════════════ */

.project-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--transition), transform var(--transition);
}

.project-card:hover {
    border-color: rgba(184,160,122,0.3);
    transform: translateY(-2px);
}

.project-card__cover {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    background: var(--bg-elevated);
}

.cover-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
}

.project-card__body {
    padding: 28px;
}

.project-card__name {
    font-size: var(--size-lg);
    font-weight: var(--weight-medium);
    color: var(--text-primary);
    margin-bottom: 4px;
}

.project-card__category {
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: inline-block;
    margin-bottom: var(--spacing-sm);
}

.project-card__summary {
    font-size: 0.92rem;
    color: #bbb;
    line-height: var(--line-height);
}


/* ── v1 work-item style（用于参考页首页） ── */
.work-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.work-grid--2 {
    grid-template-columns: repeat(2, 1fr);
}
.work-item {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 28px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    aspect-ratio: 1 / 1.618;
    transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1),
                box-shadow 0.4s ease,
                border-color var(--transition);
}
.work-item:hover {
    border-color: rgba(184,160,122,0.3);
    transform: perspective(600px) rotateY(-3deg) rotateX(2deg);
    box-shadow: 0 12px 48px rgba(0,0,0,0.4),
                2px -2px 20px rgba(184,160,122,0.05);
}
.work-item h3 {
    font-size: 1.1rem;
    font-weight: var(--weight-medium);
    color: #e8e0d8;
    margin-bottom: 4px;
}
.work-item audio {
    width: 100%;
    margin-top: var(--spacing-sm);
    border-radius: 6px;
}
.work-item .track-card__play {
    margin-top: var(--spacing-sm);
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: opacity 0.35s ease, max-height 0.35s ease, margin 0.35s ease;
}

.work-item:hover .desc {
    opacity: 1;
    max-height: 120px;
}

.work-item:hover .track-card__play {
    opacity: 1;
    max-height: 40px;
}

@media (max-width: 768px) {
    .work-grid {
        grid-template-columns: 1fr;
    }
    .project-grid {
        grid-template-columns: 1fr;
    }
}


/* ═══════════════════════════════════════════════════════════════
   9. COMPONENT: Service Card
   ═══════════════════════════════════════════════════════════════ */

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 28px;
    transition: border-color var(--transition), transform var(--transition);
}

.service-card:hover {
    border-color: rgba(184,160,122,0.3);
    transform: translateY(-2px);
}

.service-card__name {
    font-size: var(--size-lg);
    font-weight: var(--weight-medium);
    color: var(--accent);
    margin-bottom: var(--spacing-sm);
}

.service-card__desc {
    font-size: 0.92rem;
    color: #bbb;
    line-height: var(--line-height);
}

/* CTA */
.services-cta {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
}

.services-cta p {
    font-size: var(--size-base);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.cta-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    border: 1px solid rgba(184,160,122,0.2);
    border-radius: 8px;
    font-size: 0.9rem;
    color: #ccc;
    text-decoration: none;
    transition: all var(--transition);
}

.cta-link:hover {
    border-color: var(--accent-dim);
    background: rgba(184,160,122,0.08);
    color: #fff;
}

@media (max-width: 768px) {
    .services-grid {
        grid-template-columns: 1fr;
    }
}


/* ═══════════════════════════════════════════════════════════════
   10. COMPONENT: Contact (v1 风格)
   ═══════════════════════════════════════════════════════════════ */

.contact-links {
    text-align: center;
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
}
.contact-links a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    border: 1px solid rgba(184,160,122,0.2);
    border-radius: 8px;
    font-size: 0.9rem;
    color: #ccc;
    text-decoration: none;
    transition: all var(--transition);
}
.contact-links a:hover {
    border-color: var(--accent-dim);
    background: rgba(184,160,122,0.08);
    color: #fff;
}

.contact-cards {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    margin-bottom: var(--spacing-xl);
}

.contact-card {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    border: 1px solid rgba(184,160,122,0.2);
    border-radius: 8px;
    font-size: 0.9rem;
    color: #ccc;
    text-decoration: none;
    transition: all var(--transition);
}

.contact-card:hover {
    border-color: var(--accent-dim);
    background: rgba(184,160,122,0.08);
    color: #fff;
}

.contact-card__icon {
    font-size: 1.1rem;
}

.contact-card__label {
    font-size: 0.9rem;
}

.contact-card__value {
    color: inherit;
}

.contact-social {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.contact-social__link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color var(--transition);
}

.contact-social__link:hover {
    color: var(--accent);
}

.contact-form-placeholder {
    text-align: center;
    padding: var(--spacing-lg);
    color: var(--text-muted);
    font-size: var(--size-sm);
    border: 1px dashed var(--border);
    border-radius: var(--radius-md);
}

@media (max-width: 768px) {
    .contact-cards {
        flex-direction: column;
        align-items: center;
    }
}


/* ═══════════════════════════════════════════════════════════════
   11. COMPONENT: Blog Card
   ═══════════════════════════════════════════════════════════════ */

.blog-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.blog-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--transition), transform var(--transition);
}

.blog-card:hover {
    border-color: rgba(184,160,122,0.3);
    transform: translateY(-2px);
}

.blog-card__cover {
    width: 100%;
    aspect-ratio: 16/9;
    object-fit: cover;
    background: var(--bg-elevated);
}

.blog-card__body {
    padding: 28px;
}

.blog-card__date {
    font-size: var(--size-xs);
    color: var(--accent-dim);
}

.blog-card__title {
    font-size: var(--size-lg);
    margin: var(--spacing-xs) 0;
}

.blog-card__title a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color var(--transition);
}

.blog-card__title a:hover {
    color: var(--accent);
}

.blog-card__summary {
    font-size: 0.92rem;
    color: #bbb;
}

/* Blog Post (detail) */
.blog-post__header {
    margin-bottom: var(--spacing-lg);
}

.blog-post__date {
    font-size: var(--size-sm);
    color: var(--accent-dim);
}

.blog-post__title {
    font-size: var(--size-2xl);
    font-weight: var(--weight-bold);
    color: var(--text-primary);
    margin: var(--spacing-sm) 0;
    letter-spacing: var(--letter-normal);
}

.blog-post__tags {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-sm);
    flex-wrap: wrap;
}

.blog-post__tag {
    font-size: var(--size-xs);
    color: var(--accent-dim);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 2px var(--spacing-sm);
}

.blog-post__cover {
    width: 100%;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-lg);
}

.blog-post__body {
    font-size: var(--size-base);
    color: var(--text-secondary);
    line-height: var(--line-height);
}

.blog-post__body h2 {
    font-size: var(--size-lg);
    color: var(--accent);
    margin: var(--spacing-lg) 0 var(--spacing-sm);
}

.blog-post__body h3 {
    font-size: var(--size-base);
    color: var(--text-primary);
    margin: var(--spacing-md) 0 var(--spacing-xs);
}

.blog-post__body blockquote {
    border-left: 2px solid var(--accent-dim);
    padding-left: var(--spacing-md);
    color: var(--text-muted);
    margin: var(--spacing-md) 0;
}

.blog-post__body ul, .blog-post__body ol {
    padding-left: var(--spacing-lg);
    margin: var(--spacing-sm) 0;
}

.blog-post__body li {
    color: var(--text-secondary);
    font-size: var(--size-sm);
    line-height: var(--line-height);
}

.blog-post__body code {
    font-family: var(--font-mono);
    font-size: var(--size-sm);
    background: var(--bg-elevated);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    color: var(--accent-dim);
}

.blog-post__back {
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-light);
}

.blog-post__back a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: var(--size-sm);
    transition: color var(--transition);
}

.blog-post__back a:hover {
    color: var(--accent);
}


/* ═══════════════════════════════════════════════════════════════
   12. COMPONENT: Track Card
   ═══════════════════════════════════════════════════════════════ */

.track-list {
    display: flex;
    flex-direction: column;
    gap: 1px;
}

.track-card {
    background: var(--bg-card);
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    transition: background var(--transition), border-color var(--transition);
}

.track-card:hover {
    background: var(--bg-elevated);
    border-color: var(--border-light);
}

.track-card__main {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.track-card__title {
    font-size: var(--size-base);
    color: var(--text-primary);
    font-weight: var(--weight-medium);
}

.track-card__duration {
    font-size: var(--size-sm);
    color: var(--text-muted);
}

.track-card__meta {
    font-size: var(--size-xs);
    color: var(--text-muted);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 1px 6px;
}

.track-card__tags {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.track-tag {
    font-size: var(--size-xs);
    padding: 2px var(--spacing-sm);
    border-radius: var(--radius-sm);
}

.track-tag--scene   { background: rgba(212,188,148,0.15); color: var(--accent-dim); }
.track-tag--mood    { background: rgba(136,136,136,0.15); color: var(--text-secondary); }
.track-tag--style   { background: rgba(110,180,110,0.15); color: #8ccf8c; }
.track-tag--special { background: rgba(224,85,85,0.15);   color: #e05555; }

.track-card__artist {
    font-size: var(--size-sm);
    color: var(--text-muted);
}

.track-card__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.track-card__play {
    background: transparent;
    border: 1px solid var(--accent-dim);
    color: var(--accent-dim);
    font-size: var(--size-sm);
    padding: 4px var(--spacing-md);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: inherit;
    transition: all var(--transition);
}

.track-card__play:hover {
    border-color: var(--accent);
    color: var(--accent);
}

/* ═══ 原生音频播放器（加密解密后嵌入） ═══ */

.audio-player {
    margin-top: var(--spacing-sm);
    width: 100%;
}

.audio-player__title {
    font-size: var(--size-sm);
    font-weight: var(--weight-normal);
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.audio-player__ctrl {
    width: 100%;
    height: 36px;
    border-radius: var(--radius-sm);
    /* 暗色主题适配 */
    filter: invert(0.06);
}

/* 强制暗色 audio controls（Chromium） */
.audio-player__ctrl::-webkit-media-controls-panel {
    background: var(--bg-card, #141414);
}

.audio-player__ctrl::-webkit-media-controls-current-time-display,
.audio-player__ctrl::-webkit-media-controls-time-remaining-display {
    color: var(--text-secondary, #888);
}

@media (max-width: 768px) {
    .track-card {
        flex-direction: column;
        align-items: flex-start;
    }
}


/* ═══════════════════════════════════════════════════════════════
   13. COMPONENT: Empty State
   ═══════════════════════════════════════════════════════════════ */

.empty {
    color: var(--text-muted);
    font-size: var(--size-base);
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.empty__icon {
    font-size: 2.5rem;
    display: block;
    margin-bottom: var(--spacing-sm);
    opacity: 0.4;
}


/* ═══════════════════════════════════════════════════════════════
   14. COMPONENT: About Page
   ═══════════════════════════════════════════════════════════════ */

.about-text {
    max-width: 640px;
    margin: 0 auto;
    text-align: center;
    font-size: 0.95rem;
    color: #b0b0b0;
}
.about-text p {
    color: #b0b0b0;
    font-size: 0.95rem;
    line-height: var(--line-height);
}

.about__header {
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
    margin-bottom: var(--spacing-xl);
    flex-wrap: wrap;
}

.about__photo {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--border-light);
    flex-shrink: 0;
}

.about__bio {
    font-size: var(--size-base);
    color: #b0b0b0;
    line-height: var(--line-height);
    flex: 1;
    min-width: 280px;
}

.about__section {
    margin-bottom: var(--spacing-lg);
}

.about__section h2 {
    font-size: var(--size-lg);
    font-weight: var(--weight-medium);
    color: var(--accent);
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px solid var(--border-light);
}

.about__list {
    list-style: none;
    padding: 0;
}

.about__list li {
    color: var(--text-secondary);
    font-size: var(--size-sm);
    line-height: 2;
    padding-left: var(--spacing-sm);
    position: relative;
}

.about__list li::before {
    content: "·";
    color: var(--accent-dim);
    position: absolute;
    left: 0;
}

.about__clients {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 6px;
}

.about__client-tag {
    display: inline-block;
    padding: 8px 36px;
    border: 1px solid var(--accent-dim);
    border-radius: 100px;
    font-size: var(--size-base);
    color: var(--accent-dim);
    transition: transform 0.3s ease,
                border-color 0.3s ease,
                box-shadow 0.3s ease;
    white-space: nowrap;
    cursor: default;
    background: rgba(184,160,122,0.06);
}

.about__client-tag:hover {
    transform: perspective(400px) rotateY(-5deg) rotateX(3deg) translateY(-2px);
    border-color: var(--accent);
    box-shadow: 0 0 20px rgba(184,160,122,0.2),
                0 4px 16px rgba(0,0,0,0.4);
    color: var(--accent);
    background: rgba(184,160,122,0.1);
}

/* ═══ About v2: 分组排版 ═══ */

.about__layout {
    max-width: 640px;
    margin: 0 auto;
}

.about__bio {
    font-size: var(--size-base);
    color: var(--text-secondary);
    line-height: 1.9;
    margin-bottom: 80px;
}

.about__block {
    margin-bottom: var(--spacing-lg);
}

.about__label {
    font-size: var(--size-sm);
    font-weight: var(--weight-medium);
    color: var(--accent-dim);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-xs);
    border-bottom: 1px solid var(--border-light);
}

.about__row {
    display: flex;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
}

.about__key {
    display: inline-block;
    min-width: 88px;
    padding-top: 3px;
    color: var(--text-secondary);
    font-weight: var(--weight-medium);
    margin-right: var(--spacing-md);
    flex-shrink: 0;
}

.about__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    flex: 1;
}

.about__tag {
    display: inline-block;
    padding: 2px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: var(--size-sm);
    color: var(--text-secondary);
    white-space: nowrap;
    line-height: 1.6;
    transition: transform 0.3s ease,
                border-color 0.3s ease,
                box-shadow 0.3s ease;
    cursor: default;
}

.about__tag:hover {
    transform: perspective(400px) rotateY(-5deg) rotateX(3deg) translateY(-1px);
    border-color: var(--accent-dim);
    box-shadow: 0 0 12px rgba(184,160,122,0.15),
                0 2px 8px rgba(0,0,0,0.3);
    color: var(--accent-dim);
}

/* ═══ Testimonial: 横向长条 ═══ */

.testimonial-list {
    max-width: 640px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.testimonial-item {
    background: var(--bg-card);
    border-left: 2px solid var(--accent-dim);
    padding: var(--spacing-lg);
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: 0;
    transition: border-color 0.3s, box-shadow 0.3s;
}

.testimonial-item:hover {
    border-left-color: var(--accent);
    box-shadow: 0 4px 24px rgba(0,0,0,0.3);
}

.testimonial-item__text {
    font-size: var(--size-base);
    color: var(--text-primary);
    font-style: italic;
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

.testimonial-item__cite {
    font-size: var(--size-sm);
    color: var(--text-muted);
    font-style: normal;
    display: block;
}

@media (max-width: 768px) {
    .about__header {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .about__photo {
        width: 160px;
        height: 160px;
    }
}


/* ═══════════════════════════════════════════════════════════════
   15. COMPONENT: Filter Bar (Library)
   ═══════════════════════════════════════════════════════════════ */

.filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
}

.filter-reset {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-muted);
    font-size: var(--size-xs);
    padding: 4px var(--spacing-md);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-family: inherit;
    margin-bottom: var(--spacing-md);
    transition: all var(--transition);
}

.filter-reset:hover {
    border-color: var(--accent-dim);
    color: var(--accent-dim);
}