:root{color-scheme:light;--ink: #0f172a;--muted: #475569;--accent: #2563eb;--accent-dark: #1e40af;--surface: #ffffff;--surface-alt: #f8fafc;--border: #e2e8f0;--shadow: 0 20px 45px rgba(15, 23, 42, .15);--shadow-soft: 0 12px 35px rgba(15, 23, 42, .08);--radius-card: 20px;--radius-hero: 28px;--page-width: 1120px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--ink);background:var(--surface-alt);line-height:1.6}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}.site-page{max-width:var(--page-width);margin:0 auto;padding:32px 24px 88px}.site-main{display:grid;gap:56px;margin-top:40px}.site-hero{background:radial-gradient(circle at top left,#dbeafe,#fff 58%);border-radius:var(--radius-hero);padding:56px;box-shadow:var(--shadow);display:grid;gap:24px}.site-hero__eyebrow{font-size:.95rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-weight:700}.site-hero__title{font-size:clamp(2.5rem,4vw,3.5rem);line-height:1.08}.site-hero__lede{font-size:1.18rem;color:var(--muted);max-width:760px}.site-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center}.button{background:var(--accent);color:#fff;padding:12px 20px;border-radius:999px;font-weight:600;border:none;box-shadow:0 10px 25px #2563eb40;display:inline-flex;align-items:center;justify-content:center}.button--secondary{background:#fff;color:var(--accent-dark);border:1px solid var(--border);box-shadow:none}.button--text{color:var(--accent-dark);font-weight:600;padding:0;box-shadow:none;background:transparent;border-radius:0}.section-block{display:grid;gap:18px}.section-block__title{font-size:clamp(1.9rem,3vw,2.2rem);line-height:1.15}.section-block__lede{color:var(--muted);max-width:760px}.card-grid{display:grid;gap:24px}.card-grid--two{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.card-grid--three{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.card{background:var(--surface);padding:24px;border-radius:var(--radius-card);border:1px solid var(--border);box-shadow:var(--shadow-soft);display:grid;gap:14px}.card__title{font-size:1.25rem;line-height:1.2}.card__body{display:grid;gap:14px;color:var(--muted)}.card__body strong{color:var(--ink)}.bullet-list{display:grid;gap:10px;padding-left:18px;color:var(--muted)}.bullet-list li{margin-left:4px}.note-row{color:var(--muted);font-size:.95rem}.site-footer{margin-top:72px;padding-top:24px;border-top:1px solid var(--border);display:grid;gap:14px;color:var(--muted);font-size:.95rem}.site-footer__links{display:flex;flex-wrap:wrap;gap:16px}.not-found-page{min-height:calc(100vh - 180px);display:flex;align-items:center;justify-content:center;margin-top:40px}.not-found-card{background:radial-gradient(circle at top left,#e0ebff,#fff 68%);border:1px solid var(--border);border-radius:var(--radius-card);box-shadow:var(--shadow);padding:40px 32px;max-width:760px;width:100%;display:grid;gap:16px;text-align:center}.not-found-card__title{font-size:clamp(2.1rem,4vw,2.6rem);line-height:1.1}.not-found-card__lede,.not-found-card__note{color:var(--muted)}.not-found-card__actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:8px}.prose{display:grid;gap:16px;color:var(--muted)}@media(max-width:720px){.site-page{padding:24px 18px 72px}.site-hero,.not-found-card{padding:40px 28px}.site-actions,.site-footer__links{flex-direction:column;align-items:flex-start}.not-found-card__actions{flex-direction:column;align-items:stretch}}.content-layout{display:grid;gap:24px}.content-layout__header{display:grid;gap:14px;padding:36px;border-radius:var(--radius-card);background:radial-gradient(circle at top left,#dbeafe,#fff 62%);border:1px solid var(--border);box-shadow:var(--shadow-soft)}.content-layout__title{font-size:clamp(2.2rem,4vw,3rem);line-height:1.08}.content-layout__description{color:var(--muted);max-width:780px}.content-layout__meta{display:flex;flex-wrap:wrap;gap:12px}.content-layout__meta-item{display:grid;gap:4px;padding:10px 14px;border-radius:14px;background:#ffffffe0;border:1px solid var(--border)}.content-layout__meta-item dt{font-size:.78rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}.content-layout__meta-item dd{font-weight:600}.collection-grid{display:grid;gap:24px}.collection-card{gap:12px}.collection-card__eyebrow{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:var(--accent);font-weight:700}.collection-card__meta{display:flex;flex-wrap:wrap;gap:10px;list-style:none}.collection-card__meta li{padding:6px 10px;border-radius:999px;background:#eff6ff;color:var(--accent-dark);font-size:.88rem}.drumbeat-home-grid{display:grid;gap:24px;grid-template-columns:minmax(0,1.35fr) minmax(280px,1fr);align-items:stretch}.drumbeat-home-grid__side{display:grid;gap:24px}.drumbeat-feed{display:grid;gap:24px;grid-template-columns:repeat(2,minmax(0,1fr))}.drumbeat-feed .drumbeat-card--featured{grid-column:1 / -1}.drumbeat-card{padding:0;overflow:hidden;transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}.drumbeat-card:hover,.drumbeat-card:focus-within{transform:translateY(-2px);box-shadow:var(--shadow);border-color:#2563eb38}.drumbeat-card__link{display:grid;grid-template-rows:auto 1fr;min-height:100%}.drumbeat-card__link:focus-visible{outline:3px solid rgba(37,99,235,.5);outline-offset:-3px;border-radius:inherit}.drumbeat-card__media{position:relative;overflow:hidden;border-bottom:1px solid var(--border);background:linear-gradient(180deg,#0f172a0f,#0f172a05);aspect-ratio:var(--drumbeat-card-media-ratio, 4 / 3)}.drumbeat-card__media-frame{width:100%;height:100%;display:flex;align-items:center;justify-content:center}.drumbeat-card--featured{--drumbeat-card-media-ratio: 16 / 10}.drumbeat-card--cover:not(.drumbeat-card--featured){--drumbeat-card-media-ratio: 4 / 3}.drumbeat-card--contain:not(.drumbeat-card--featured){--drumbeat-card-media-ratio: 16 / 10}.drumbeat-card--cover .drumbeat-card__media img{width:100%;height:100%;object-fit:cover;object-position:var(--media-position, center)}.drumbeat-card--contain .drumbeat-card__media{background:linear-gradient(180deg,#f7f9fc,#eef3f8)}.drumbeat-card--contain .drumbeat-card__media-frame{padding:clamp(12px,2vw,18px)}.drumbeat-card--contain .drumbeat-card__media img{width:100%;height:100%;object-fit:contain;object-position:center}.drumbeat-card__format{position:absolute;top:16px;left:16px;z-index:2;padding:7px 11px;border-radius:999px;background:#0f172abd;color:#fff;font-size:.82rem;font-weight:700;letter-spacing:.02em}.drumbeat-card__content{display:grid;gap:12px;padding:22px 24px 24px;align-content:start}.drumbeat-card__meta{color:var(--muted);font-size:.93rem}.drumbeat-card__title{font-size:clamp(1.25rem,2.1vw,1.55rem);line-height:1.15;text-wrap:balance}.drumbeat-card__summary{color:var(--muted);display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden}.drumbeat-card--featured .drumbeat-card__summary{-webkit-line-clamp:4}.drumbeat-card:not(.drumbeat-card--featured) .drumbeat-card__summary{-webkit-line-clamp:3}.drumbeat-card__cta{margin-top:auto;padding-top:6px;color:var(--accent-dark);font-weight:700}.empty-state{padding:28px;border-radius:var(--radius-card);border:1px dashed var(--border);color:var(--muted);background:#fff9}.drumbeat-detail{display:grid;gap:24px}.video-player{max-width:900px;margin-inline:auto}.drumbeat-media{display:grid;gap:12px;margin-inline:auto}.drumbeat-media--full{width:min(100%,900px)}.drumbeat-media--framed{width:min(100%,760px)}.drumbeat-media__frame{overflow:hidden;border-radius:var(--radius-card)}.drumbeat-media--full .drumbeat-media__frame{border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow-soft)}.drumbeat-media--full img{width:100%;height:auto}.drumbeat-media--framed .drumbeat-media__frame{padding:clamp(16px,2vw,24px);border:1px solid var(--border);background:linear-gradient(180deg,#f7f9fc,#eef3f8);box-shadow:var(--shadow-soft)}.drumbeat-media--framed img{width:100%;height:auto;border-radius:14px;border:1px solid rgba(15,23,42,.06)}.drumbeat-media audio{width:100%}.drumbeat-media--audio{width:min(100%,900px);padding:24px;border-radius:var(--radius-card);border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow-soft)}.video-player{width:min(100%,var(--video-player-max-width, 900px));margin-inline:auto;display:grid;gap:16px}.video-player--landscape{--video-player-max-width: 900px;--video-player-ratio: 16 / 9}.video-player--portrait{--video-player-max-width: 460px;--video-player-ratio: 9 / 16}.video-player--square{--video-player-max-width: 640px;--video-player-ratio: 1 / 1}.video-player__frame{width:100%;aspect-ratio:var(--video-player-ratio, 16 / 9);overflow:hidden;border-radius:var(--radius-card);border:1px solid var(--border);background:#0b1020;box-shadow:var(--shadow-soft)}.video-player__frame video{width:100%;height:100%;display:block;object-fit:contain;background:#000}.video-player__link-row{color:var(--muted)}.video-player__link-row a{color:var(--accent-dark);text-decoration:underline}.drumbeat-detail__body{display:grid;gap:16px;max-width:72ch;margin-inline:auto}.drumbeat-detail__section{display:grid;gap:16px}.drumbeat-detail__title{font-size:1.35rem;line-height:1.2;color:var(--ink)}.related-link-card{height:100%}.related-link-card__source{font-size:.95rem;color:var(--muted)}.related-link-card__link{color:var(--accent-dark);font-weight:700}.mirror-link-row{display:flex;flex-wrap:wrap;gap:12px}.mirror-link{padding:10px 14px;border-radius:999px;border:1px solid var(--border);background:var(--surface);color:var(--accent-dark);font-weight:600;box-shadow:var(--shadow-soft)}.related-link-card a,.mirror-link-row a{text-decoration:none}.prose h2,.prose h3,.prose h4{color:var(--ink);line-height:1.2}.prose h2{font-size:clamp(1.7rem,2.5vw,2rem)}.prose h3{font-size:1.28rem}.prose p,.prose ul,.prose ol,.prose blockquote,.prose pre,.prose table{color:var(--muted)}.prose ul,.prose ol{padding-left:18px;display:grid;gap:10px}.prose a{color:var(--accent-dark);text-decoration:underline}.prose .related-link-card a,.prose .mirror-link-row a{text-decoration:none}.prose blockquote{border-left:4px solid var(--border);padding-left:16px;font-style:italic}.prose code{background:#eff6ff;padding:.12rem .32rem;border-radius:6px}.prose pre{overflow-x:auto;padding:16px;border-radius:16px;background:#0f172a;color:#e2e8f0}.prose pre code{background:transparent;padding:0;color:inherit}.prose table{width:100%;border-collapse:collapse}.prose th,.prose td{padding:10px 12px;border-bottom:1px solid var(--border);text-align:left}@media(max-width:980px){.drumbeat-home-grid,.drumbeat-feed{grid-template-columns:1fr}}@media(max-width:720px){.content-layout__header{padding:28px 24px}.content-layout__meta,.collection-card__meta{flex-direction:column;align-items:flex-start}.drumbeat-card__content{padding:20px}.drumbeat-card--featured,.drumbeat-card--cover:not(.drumbeat-card--featured),.drumbeat-card--contain:not(.drumbeat-card--featured){--drumbeat-card-media-ratio: 4 / 3}.video-player--portrait .video-player__frame video{width:min(100%,360px)}}.app-nav{position:sticky;top:16px;z-index:30;overflow:visible}.app-nav__bar{position:relative;display:flex;align-items:center;gap:12px;min-height:62px;padding:10px 14px;background:#ffffffeb;border:1px solid var(--border);border-radius:20px;box-shadow:0 10px 30px #0f172a14;backdrop-filter:blur(8px)}.app-nav__brand{flex:0 1 auto;min-width:0;font-weight:700;letter-spacing:.02em;font-size:1.04rem;color:var(--ink);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.app-nav__brand--active{color:var(--ink)}.app-nav__primary{display:none;align-items:center;gap:8px;margin-left:auto}.app-nav__primary-link{padding:8px 12px;border-radius:999px;color:var(--muted);font-size:.95rem;font-weight:600;line-height:1}.app-nav__primary-link:hover,.app-nav__primary-link--active{background:#eff6ff;color:var(--ink)}.app-nav__menu{position:static;margin-left:auto}.app-nav__summary{list-style:none;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:40px;padding:0 12px;border-radius:999px;border:1px solid var(--border);background:#fff;color:var(--ink);font-weight:600;cursor:pointer;box-shadow:0 4px 14px #0f172a0d}.app-nav__summary::-webkit-details-marker{display:none}.app-nav__summary:after{content:"☰";font-size:1rem;line-height:1;color:var(--muted)}.app-nav__menu[open]>.app-nav__summary:after{content:"✕"}.app-nav__summary-label--open{display:none}.app-nav__menu[open]>.app-nav__summary .app-nav__summary-label--closed{display:none}.app-nav__menu[open]>.app-nav__summary .app-nav__summary-label--open{display:inline}.app-nav__brand:focus-visible,.app-nav__primary-link:focus-visible,.app-nav__summary:focus-visible,.app-nav__panel-link:focus-visible{outline:3px solid rgba(37,99,235,.32);outline-offset:2px}.app-nav__panel{position:absolute;top:calc(100% + 12px);right:0;width:min(420px,calc(100vw - 48px));max-height:calc(100vh - 110px);overflow:auto;overscroll-behavior:contain;padding:18px;background:#fffffffa;border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow);display:grid;gap:18px}.app-nav__panel-header{display:grid;gap:4px}.app-nav__eyebrow{margin:0;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);font-weight:700}.app-nav__panel-title{margin:0;font-size:1.15rem;line-height:1.15}.app-nav__section{display:grid;gap:10px}.app-nav__section-title{margin:0;font-size:.76rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.app-nav__links{display:grid;gap:8px}.app-nav__panel-link{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:12px 14px;border-radius:14px;border:1px solid rgba(226,232,240,.9);background:linear-gradient(180deg,#fff,#f8fafc);color:var(--ink);font-weight:600}.app-nav__panel-link:hover,.app-nav__panel-link--active{background:#eff6ff;border-color:#2563eb24}.app-nav__panel-link-meta{color:var(--muted);font-size:.78rem;font-weight:500}@media(min-width:980px){.app-nav__bar{min-height:70px;padding:12px 16px}.app-nav__primary{display:flex}.app-nav__menu{margin-left:8px}}@media(max-width:979px){.app-nav__panel{left:0;right:0;width:auto}}@media(max-width:720px){.app-nav{top:12px}.app-nav__bar{min-height:58px;padding:9px 12px;border-radius:18px}.app-nav__brand{font-size:1rem}.app-nav__panel{max-height:calc(100vh - 96px)}}