:root {
  --v9-canvas: #f7f6f3;
  --v9-surface: #fff;
  --v9-surface-muted: #fbfbfa;
  --v9-ink: #111;
  --v9-text: #2f3437;
  --v9-muted: #787774;
  --v9-line: #eaeaea;
  --v9-red: #e1262f;
  --v9-red-bg: #fdebec;
  --v9-red-text: #9f2f2d;
  --v9-blue-bg: #e1f3fe;
  --v9-blue-text: #1f6c9f;
  --v9-green-bg: #edf3ec;
  --v9-green-text: #346538;
  --v9-yellow-bg: #fbf3db;
  --v9-yellow-text: #956400;
  --v9-sans: "SF Pro Display", "Geist Sans", "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
  --v9-serif: "Newsreader", "Playfair Display", "Instrument Serif", "Songti SC", serif;
  --v9-mono: "Geist Mono", "SF Mono", "JetBrains Mono", monospace;
}

[data-theme="dark"] {
  --v9-canvas: #151513;
  --v9-surface: #1d1d1a;
  --v9-surface-muted: #242420;
  --v9-ink: #f3f1eb;
  --v9-text: #d1d0ca;
  --v9-muted: #999790;
  --v9-line: #34332f;
  --v9-red-bg: #412326;
  --v9-red-text: #ffaaa8;
  --v9-blue-bg: #193346;
  --v9-blue-text: #8dcdf4;
  --v9-green-bg: #243629;
  --v9-green-text: #9bc6a0;
  --v9-yellow-bg: #40371d;
  --v9-yellow-text: #e7ca79;
}

body { background: var(--v9-canvas); color: var(--v9-text); font-family: var(--v9-sans); }
a { color: inherit; text-decoration: none; }
.site-header { position: sticky; top: 0; border-bottom: 1px solid var(--v9-line); background: color-mix(in srgb, var(--v9-surface-muted) 92%, transparent); backdrop-filter: blur(12px); }
.site-header__inner, .site-main, .site-footer__inner { width: min(1180px, calc(100% - 40px)); }
.site-header__inner { min-height: 65px; }
.site-title { color: var(--v9-ink); font-family: var(--v9-serif); font-size: 1.55rem; font-weight: 600; }
.v9-brand-logo { display: inline-flex; align-items: center; }
.v9-brand-logo img { display: block; width: 117px; height: 36px; }
.v9-brand-logo__dark { display: none !important; }
[data-theme="dark"] .v9-brand-logo__light { display: none; }
[data-theme="dark"] .v9-brand-logo__dark { display: block !important; }
.site-branding { margin-right: 0; }
.site-navigation { display: flex; align-items: center; gap: 28px; margin-right: auto; }
.site-navigation ul { flex-direction: row; justify-content: flex-start; }
.site-navigation a { color: var(--v9-muted); font-size: 14px; font-weight: 600; }
.site-navigation a .guitar-menu-icon { width: 1.15em; margin-right: 6px; color: currentColor; font-size: .9em; text-align: center; }
.site-navigation a:hover, .site-navigation .current-menu-item > a { color: var(--v9-ink); }
.theme-toggle, .menu-toggle { border-color: var(--v9-line); border-radius: 8px; background: var(--v9-surface); color: var(--v9-ink); }
.v9-nav-actions { display: flex; align-items: center; gap: 10px; }
.v9-nav-search { display: inline-flex; min-height: 38px; align-items: center; gap: 10px; padding: 0 10px 0 13px; border: 1px solid var(--v9-line); border-radius: 6px; background: var(--v9-surface); color: var(--v9-muted); font: inherit; font-size: 12px; cursor: pointer; }
.v9-nav-search > i { flex: 0 0 auto; font-size: 13px; }
.v9-nav-search kbd, .v9-modal-search-form kbd { padding: 2px 6px; border: 1px solid var(--v9-line); border-radius: 4px; background: var(--v9-canvas); color: var(--v9-muted); font-family: var(--v9-mono); font-size: 10px; }
.v9-member-link { display: inline-flex; min-height: 38px; align-items: center; padding: 0 14px; border: 1px solid var(--v9-ink); border-radius: 8px; background: var(--v9-ink); color: var(--v9-surface); font-size: 12px; font-weight: 650; }
.v9-member-link:hover { opacity: .82; }
.v9-mobile-account { display: none; }
.site-main { padding: 0 0 72px; }

.v9-modal-lock { overflow: hidden; }
.v9-search-overlay, .v9-auth-modal { position: fixed; inset: 0; z-index: 10000; display: grid; padding: 8vh 18px 24px; opacity: 0; pointer-events: none; transition: opacity .2s ease; }
.v9-search-overlay { place-items: start center; }
.v9-auth-modal { place-items: center; padding: 24px; }
.v9-search-overlay.is-open, .v9-auth-modal.is-open { opacity: 1; pointer-events: auto; }
.v9-modal-backdrop { position: absolute; inset: 0; background: rgba(17,17,17,.22); backdrop-filter: blur(10px); }
.v9-search-panel, .v9-auth-panel { position: relative; width: min(760px, 100%); overflow: hidden; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-surface); color: var(--v9-text); box-shadow: 0 18px 60px rgba(0,0,0,.12); transform: translateY(12px); transition: transform .25s cubic-bezier(.16,1,.3,1); }
.v9-search-panel { width: min(560px, 100%); border-radius: 10px; box-shadow: 0 16px 48px rgba(0,0,0,.11); }
.v9-auth-panel { width: min(380px,100%); max-height: calc(100vh - 48px); padding: 22px; overflow-y: auto; }
.is-open > .v9-search-panel, .is-open > .v9-auth-panel { transform: translateY(0); }
.v9-search-panel > header { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 22px 14px; border-bottom: 1px solid var(--v9-line); }
.v9-search-panel h2, .v9-auth-panel h2 { margin: 3px 0 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: clamp(30px,5vw,44px); font-weight: 500; letter-spacing: -.04em; line-height: 1; }
.v9-auth-panel h2 { font-size: 26px; line-height: 1.15; }
.v9-auth-panel .v9-eyebrow { font-size: 9px; }
.v9-search-panel h2 { margin-top: 2px; font-size: 22px; line-height: 1.2; letter-spacing: -.025em; }
.v9-search-panel .v9-eyebrow { font-size: 9px; }
.v9-search-panel header button, .v9-modal-close { min-height: 34px; padding: 0 11px; border: 1px solid var(--v9-line); border-radius: 6px; background: var(--v9-surface-muted); color: var(--v9-muted); font: inherit; font-size: 11px; cursor: pointer; }
.v9-search-panel header button { min-height: 30px; padding: 0 9px; font-size: 10px; }
.v9-modal-search-form { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 12px; align-items: center; padding: 13px 22px; border-bottom: 1px solid var(--v9-line); }
.v9-modal-search-form input { width: 100%; border: 0; outline: 0; background: transparent; color: var(--v9-ink); font: inherit; font-size: 15px; }
.v9-search-helper { margin: 0; padding: 9px 22px; border-bottom: 1px solid var(--v9-line); color: var(--v9-muted); font-size: 11px; }
.v9-search-results { max-height: min(38vh,320px); padding: 6px 12px 12px; overflow-y: auto; }
.v9-search-results > a { display: grid; gap: 3px; min-height: 50px; padding: 9px 10px; border-bottom: 1px solid var(--v9-line); border-radius: 4px; background: transparent; }
.v9-search-results > a:hover, .v9-search-results > a:focus-visible { background: var(--v9-surface-muted); }
.v9-search-results > a span { color: var(--v9-muted); font-family: var(--v9-mono); font-size: 9px; letter-spacing: .04em; text-transform: uppercase; }
.v9-search-results > a strong { overflow: hidden; color: var(--v9-ink); font-size: 14px; font-weight: 550; text-overflow: ellipsis; white-space: nowrap; }
.v9-search-empty, .v9-search-loading { padding: 20px; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-surface-muted); color: var(--v9-muted); font-size: 13px; }
.v9-search-results > .v9-search-empty, .v9-search-results > .v9-search-loading { padding: 18px 10px; border: 0; background: transparent; font-size: 11px; }
.v9-modal-close { position: absolute; top: 18px; right: 18px; }
.v9-auth-panel .v9-modal-close { top: 14px; right: 14px; min-height: 30px; padding: 0 9px; font-size: 10px; }
.v9-auth-panel > header { padding-right: 50px; }
.v9-auth-message { margin: 13px 0 0; padding: 9px 10px; border-radius: 6px; background: var(--v9-red-bg); color: var(--v9-red-text); font-size: 11px; }
.v9-auth-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; margin: 16px 0 14px; padding: 4px; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-surface-muted); }
.v9-auth-tabs button { min-height: 32px; border: 0; border-radius: 6px; background: transparent; color: var(--v9-muted); font: inherit; font-size: 11px; font-weight: 650; cursor: pointer; }
.v9-auth-tabs button em { margin-left: 5px; color: var(--v9-red-text); font-size: 9px; font-style: normal; }
.v9-auth-tabs button.is-active { background: var(--v9-surface); color: var(--v9-ink); box-shadow: 0 1px 4px rgba(0,0,0,.04); }
.v9-auth-form { display: none; gap: 11px; margin-top: 17px; }
.v9-auth-tabs + .v9-auth-form { margin-top: 0; }
.v9-auth-form.is-active { display: grid; }
.v9-auth-form > label { display: grid; gap: 5px; color: var(--v9-muted); font-size: 11px; }
.v9-auth-form input[type="text"], .v9-auth-form input[type="email"], .v9-auth-form input[type="password"] { width: 100%; height: 38px; padding: 0 11px; border: 1px solid var(--v9-line); border-radius: 6px; outline: 0; background: var(--v9-surface); color: var(--v9-ink); font-size: 12px; }
.v9-auth-form input:focus { border-color: var(--v9-muted); }
.v9-auth-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; color: var(--v9-muted); font-size: 11px; }
.v9-auth-row--end { justify-content: flex-end; }
.v9-auth-row label { display: inline-flex; align-items: center; gap: 6px; }
.v9-auth-row a { color: var(--v9-ink); }
.v9-auth-submit { min-height: 38px; border: 1px solid var(--v9-ink); border-radius: 6px; background: var(--v9-ink); color: var(--v9-surface); font: inherit; font-size: 12px; font-weight: 650; cursor: pointer; }
.v9-auth-submit:disabled { opacity: .55; cursor: wait; }
.v9-auth-divider { display: flex; align-items: center; gap: 10px; margin: 16px 0 11px; color: var(--v9-muted); font-size: 10px; }
.v9-auth-divider::before, .v9-auth-divider::after { height: 1px; flex: 1; background: var(--v9-line); content: ""; }
.v9-qq-login { position: relative; display: inline-flex; width: 100%; min-height: 38px; align-items: center; justify-content: center; gap: 8px; border: 1px solid color-mix(in srgb, var(--v9-blue-text) 22%, var(--v9-line)); border-radius: 6px; background: var(--v9-blue-bg); color: var(--v9-blue-text); font-size: 11px; font-weight: 650; }
.v9-qq-login > i { position: relative; display: grid; width: 22px; height: 22px; place-items: center; border-radius: 50%; background: #1f8cff; color: #fff; font-size: 12px; }
.v9-qq-login em { position: absolute; top: 6px; right: 8px; padding: 2px 5px; border-radius: 4px; background: var(--v9-red); color: #fff; font-size: 8px; font-style: normal; line-height: 1.35; }
.v9-account-status-notice { position: relative; z-index: 90; padding: 11px 20px; border-bottom: 1px solid color-mix(in srgb, var(--v9-red) 35%, transparent); background: var(--v9-red-bg); color: var(--v9-red-text); text-align: center; font-size: 13px; font-weight: 650; }

.v9-account-page { padding: 52px 0 80px; }
.v9-account-hero { display: flex; align-items: center; gap: 24px; padding-bottom: 34px; border-bottom: 1px solid var(--v9-line); }
.v9-account-avatar img { display: block; border-radius: 50%; }
.v9-account-hero h1, .v9-account-login h1 { margin: 4px 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 42px; font-weight: 500; letter-spacing: -.04em; }
.v9-account-hero p, .v9-account-login p { margin: 0; color: var(--v9-muted); font-size: 13px; }
.v9-account-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 16px; margin-top: 30px; }
.v9-account-grid a { display: flex; min-height: 156px; flex-direction: column; padding: 20px; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-surface); }
.v9-account-grid span { color: var(--v9-ink); font-family: var(--v9-serif); font-size: 20px; }
.v9-account-grid small { color: var(--v9-muted); }
.v9-account-grid strong { margin-top: auto; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 30px; font-weight: 500; }
.v9-account-login { max-width: 520px; margin: 50px auto; padding: 34px; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-surface); text-align: center; }
.v9-account-login button { margin-top: 22px; padding: 11px 18px; border: 0; border-radius: 6px; background: var(--v9-ink); color: var(--v9-surface); cursor: pointer; }

.v9-home-hero { position: relative; padding: 58px 0 46px; }
.v9-home-hero::before { position: absolute; inset: 0; background: radial-gradient(circle at 78% 28%, color-mix(in srgb, var(--v9-red) 7%, transparent), transparent 30%); content: ""; pointer-events: none; }
.v9-home-hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 32px; align-items: center; padding: 18px 0 46px; border-bottom: 1px solid var(--v9-line); }
.v9-home-hero-grid.is-single { grid-template-columns: minmax(0, 1fr); }
.v9-home-search { display: flex; max-width: 780px; flex-direction: column; justify-content: center; }
.v9-eyebrow { color: var(--v9-red-text); font-family: var(--v9-mono); font-size: 11px; font-weight: 650; letter-spacing: .09em; text-transform: uppercase; }
.v9-home-search h1 { margin: 6px 0 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: clamp(42px, 5vw, 68px); font-weight: 500; letter-spacing: -.045em; line-height: 1.06; }
.v9-home-search > p { max-width: 650px; margin: 22px 0 0; color: var(--v9-muted); font-size: 17px; line-height: 1.85; }
.v9-search-form { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 12px; margin-top: 28px; padding: 10px; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-surface); }
.v9-search-form input { min-width: 0; padding: 0 10px; border: 0; outline: 0; background: transparent; color: var(--v9-ink); font: inherit; font-size: 16px; }
.v9-search-form input::placeholder { color: var(--v9-muted); opacity: .65; }
.v9-search-form button { min-height: 44px; padding: 0 17px; border: 1px solid var(--v9-ink); border-radius: 6px; background: var(--v9-ink); color: var(--v9-surface); font: inherit; font-size: 13px; font-weight: 650; cursor: pointer; }
.v9-search-tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 16px; }
.v9-search-tags a { display: inline-flex; min-height: 30px; align-items: center; padding: 0 12px; border: 1px solid var(--v9-line); border-radius: 999px; background: var(--v9-surface-muted); color: var(--v9-muted); font-size: 12px; }
.v9-search-tags a:hover { color: var(--v9-ink); }
.v9-practice-panel { padding: 24px; border: 1px solid var(--v9-line); border-radius: 8px; background: color-mix(in srgb, var(--v9-surface) 92%, transparent); box-shadow: 0 2px 8px rgba(0,0,0,.03); }
.v9-practice-panel h2 { margin: 14px 0 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 32px; font-weight: 500; letter-spacing: -.04em; }
.v9-practice-panel > p { margin: 7px 0 16px; color: var(--v9-muted); font-size: 14px; }
.v9-practice-list { display: grid; border-top: 1px solid var(--v9-line); }
.v9-practice-list a { display: grid; grid-template-columns: 34px minmax(0,1fr); gap: 12px; padding: 14px 0; border-bottom: 1px solid var(--v9-line); }
.v9-practice-list a:last-child { padding-bottom: 0; border-bottom: 0; }
.v9-practice-list > a > span { color: color-mix(in srgb, var(--v9-muted) 42%, transparent); font-family: var(--v9-serif); font-size: 24px; line-height: 1.1; }
.v9-practice-list strong { display: block; overflow: hidden; align-self: center; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 15px; font-weight: 500; line-height: 1.4; white-space: nowrap; text-overflow: ellipsis; }

.v9-home-section { padding: 56px 0; }
.v9-journal-section { padding-top: 20px; }
.v9-section-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.v9-section-head h2 { margin: 2px 0 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: clamp(30px, 3.8vw, 44px); font-weight: 500; letter-spacing: -.045em; line-height: 1.08; }
.v9-section-head > a { display: inline-flex; min-height: 42px; align-items: center; padding: 0 14px; border: 1px solid var(--v9-line); border-radius: 6px; background: var(--v9-surface); color: var(--v9-muted); font-size: 13px; font-weight: 650; }
.v9-section-head > a:hover { background: var(--v9-surface-muted); color: var(--v9-ink); }
.v9-score-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 18px; }
.v9-score-card { position: relative; display: flex; min-height: 176px; min-width: 0; flex-direction: column; padding: 16px; overflow: hidden; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-surface); transition: background .2s ease, box-shadow .2s ease, transform .2s ease; }
.v9-score-card::after { position: absolute; right: -20px; bottom: -29px; color: var(--v9-line); content: "♪"; font-family: var(--v9-serif); font-size: 92px; line-height: 1; pointer-events: none; transform: rotate(-8deg); }
.v9-score-card:hover { background: var(--v9-surface-muted); box-shadow: 0 5px 18px rgba(0,0,0,.045); transform: translateY(-2px); }
.v9-score-card__top { position: relative; z-index: 1; display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.v9-tag { display: inline-flex; min-height: 24px; align-items: center; padding: 0 9px; border-radius: 999px; font-size: 11px; font-weight: 650; }
.v9-tag--green { background: var(--v9-green-bg); color: var(--v9-green-text); }
.v9-tag--blue { background: var(--v9-blue-bg); color: var(--v9-blue-text); }
.v9-tag--yellow { background: var(--v9-yellow-bg); color: var(--v9-yellow-text); }
.v9-tag--category { background: var(--score-category-color); color: var(--score-category-text); }
.v9-score-card__access { color: var(--v9-red-text); font-family: var(--v9-mono); font-size: 11px; font-weight: 650; }
.v9-score-card h3 { position: relative; z-index: 1; display: block; width: 100%; min-width: 0; overflow: hidden; margin: 15px 0 9px; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 15px; font-weight: 600; letter-spacing: -.02em; line-height: 1.4; text-overflow: ellipsis; white-space: nowrap; }
.v9-score-card__meta { position: relative; z-index: 1; display: flex; min-width: 0; flex-wrap: wrap; gap: 5px 11px; color: var(--v9-muted); font-size: 11px; }
.v9-score-card__meta > span { display: inline-flex; min-width: 0; align-items: center; gap: 5px; white-space: nowrap; }
.v9-score-card__meta > span:first-child { max-width: 100%; overflow: hidden; text-overflow: ellipsis; }
.v9-score-card__meta i { width: 12px; color: color-mix(in srgb, var(--v9-muted) 72%, transparent); font-size: 10px; text-align: center; }
.v9-score-card footer { position: relative; z-index: 1; display: grid; grid-template-columns: auto 1fr auto; gap: 8px; align-items: center; margin-top: auto; padding-top: 13px; border-top: 1px solid var(--v9-line); color: var(--v9-muted); font-family: var(--v9-mono); font-size: 10px; }
.v9-score-card footer span { display: inline-flex; align-items: center; gap: 5px; }
.v9-score-card footer span:nth-child(2) { text-align: right; }
.v9-score-card footer b { display: grid; width: 24px; height: 24px; place-items: center; border: 1px solid var(--v9-line); border-radius: 50%; color: var(--v9-ink); font-family: var(--v9-sans); font-size: 11px; }
.v9-journal-list { overflow: hidden; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-surface); }
.v9-article-row { display: grid; min-height: 156px; grid-template-columns: 94px minmax(0,1fr) 46px; gap: 26px; align-items: center; padding: 28px 30px; border-bottom: 1px solid var(--v9-line); transition: background .2s ease; }
.v9-article-row:last-child { border-bottom: 0; }
.v9-article-row:hover { background: var(--v9-surface-muted); }
.v9-article-row time { display: flex; min-height: 78px; flex-direction: column; justify-content: center; padding: 16px; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-canvas); }
.v9-article-row time strong { color: var(--v9-ink); font-family: var(--v9-serif); font-size: 23px; font-weight: 600; line-height: 1; }
.v9-article-row time span { margin-top: 8px; color: var(--v9-muted); font-family: var(--v9-mono); font-size: 11px; }
.v9-article-meta { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; color: var(--v9-muted); font-size: 12px; }
.v9-article-meta .v9-tag { text-decoration: none; }
.v9-article-meta .v9-tag:hover, .v9-article-meta .v9-tag:focus-visible { filter: brightness(.96); }
.v9-article-row h3 { display: -webkit-box; overflow: hidden; margin: 8px 0 7px; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 17px; font-weight: 500; letter-spacing: -.025em; line-height: 1.3; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.v9-article-row h3 a { color: inherit; text-decoration: none; }
.v9-article-row h3 a:hover, .v9-article-row h3 a:focus-visible { color: var(--v9-red-text); }
.v9-article-row p { display: -webkit-box; overflow: hidden; margin: 0; color: var(--v9-muted); font-size: 13px; line-height: 1.7; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.v9-article-number { color: color-mix(in srgb, var(--v9-muted) 42%, transparent); font-family: var(--v9-serif); font-size: 28px; }
.v9-empty { padding: 42px 24px; border: 1px dashed var(--v9-line); border-radius: 8px; background: var(--v9-surface); color: var(--v9-muted); text-align: center; }
.v9-library-page { padding: 18px 0 44px; }
.v9-library-header { display: flex; align-items: end; justify-content: space-between; gap: 24px; padding: 8px 0 22px; }
.v9-library-header h1 { margin: 3px 0 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 36px; font-weight: 500; letter-spacing: -.04em; line-height: 1.1; }
.v9-library-header p { margin: 0 0 3px; color: var(--v9-muted); font-size: 12px; }
.v9-library-filters { overflow: hidden; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-surface); }
.v9-library-filter-row { display: grid; min-height: 52px; grid-template-columns: 72px minmax(0, 1fr); align-items: center; padding: 9px 15px; }
.v9-library-filter-row + .v9-library-filter-row { border-top: 1px solid var(--v9-line); }
.v9-library-filter-row > strong { color: var(--v9-muted); font-size: 12px; font-weight: 650; }
.v9-library-filter-row > div { display: flex; min-width: 0; flex-wrap: wrap; gap: 5px; }
.v9-library-filter-row a { display: inline-flex; min-height: 30px; align-items: center; padding: 0 11px; border-radius: 6px; color: var(--v9-muted); font-size: 12px; font-weight: 600; white-space: nowrap; }
.v9-library-filter-row a:hover { background: var(--v9-surface-muted); color: var(--v9-ink); }
.v9-library-filter-row a.is-active { background: var(--v9-red-bg); color: var(--v9-red-text); }
.v9-library-results { margin-top: 24px; }
.v9-library-empty { margin-top: 24px; }
.v9-library-page .navigation.pagination { margin-top: 26px; }
.v9-library-page .nav-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; }
.v9-library-page .page-numbers { display: grid; min-width: 34px; height: 34px; padding: 0 8px; place-items: center; border: 1px solid var(--v9-line); border-radius: 6px; background: var(--v9-surface); color: var(--v9-muted); font-size: 12px; }
.v9-library-page .page-numbers.current { border-color: var(--v9-red); background: var(--v9-red); color: #fff; }
.v9-blog-page { padding: 22px 0 48px; }
.v9-blog-header { display: flex; align-items: flex-end; justify-content: space-between; gap: 28px; padding: 10px 0 22px; }
.v9-blog-header > div { min-width: 0; }
.v9-blog-header h1 { margin: 3px 0 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 36px; font-weight: 500; letter-spacing: -.04em; line-height: 1.1; }
.v9-blog-header p, .v9-blog-description, .v9-category-description { max-width: 680px; margin: 9px 0 0; color: var(--v9-muted); font-size: 12px; line-height: 1.75; }
.v9-blog-description > :first-child, .v9-category-description > :first-child { margin-top: 0; }
.v9-blog-description > :last-child, .v9-category-description > :last-child { margin-bottom: 0; }
.v9-blog-count { flex: 0 0 auto; margin-bottom: 3px; color: var(--v9-muted); font-size: 12px; }
.v9-blog-categories { display: flex; gap: 6px; margin-bottom: 20px; padding: 7px; overflow-x: auto; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-surface); scrollbar-width: none; }
.v9-blog-categories::-webkit-scrollbar { display: none; }
.v9-blog-categories a { display: inline-flex; min-height: 32px; flex: 0 0 auto; align-items: center; padding: 0 12px; border-radius: 6px; color: var(--v9-muted); font-size: 12px; font-weight: 600; white-space: nowrap; }
.v9-blog-categories a:hover { background: var(--v9-surface-muted); color: var(--v9-ink); }
.v9-blog-categories a.is-active { background: var(--v9-ink); color: var(--v9-surface); }
.v9-blog-page .navigation.pagination, .v9-category-page .navigation.pagination { margin-top: 26px; }
.v9-blog-page .nav-links, .v9-category-page .nav-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; }
.v9-blog-page .page-numbers, .v9-category-page .page-numbers { display: grid; min-width: 34px; height: 34px; padding: 0 8px; place-items: center; border: 1px solid var(--v9-line); border-radius: 6px; background: var(--v9-surface); color: var(--v9-muted); font-size: 12px; }
.v9-blog-page .page-numbers.current, .v9-category-page .page-numbers.current { border-color: var(--v9-red); background: var(--v9-red); color: #fff; }
.v9-blog-empty { margin-top: 16px; }
.v9-blog-article { width: min(880px, 100%); margin: 24px auto 0; overflow: hidden; border: 1px solid var(--v9-line); border-radius: 10px; background: var(--v9-surface); }
.v9-blog-breadcrumb { display: flex; min-width: 0; align-items: center; gap: 8px; padding: 14px 28px; overflow: hidden; border-bottom: 1px solid var(--v9-line); color: var(--v9-muted); font-size: 11px; white-space: nowrap; }
.v9-blog-breadcrumb a, .v9-blog-breadcrumb span { min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.v9-blog-breadcrumb a:hover { color: var(--v9-ink); }
.v9-blog-breadcrumb i { flex: 0 0 auto; font-size: 8px; opacity: .55; }
.v9-blog-article__header { padding: 34px 48px 30px; }
.v9-blog-article__header h1 { overflow-wrap: anywhere; margin: 13px 0 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 34px; font-weight: 550; letter-spacing: -.04em; line-height: 1.24; }
.v9-blog-article__lead { margin: 15px 0 0; color: var(--v9-muted); font-size: 14px; line-height: 1.75; }
.v9-blog-article__meta { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 20px; color: var(--v9-muted); font-size: 11px; }
.v9-blog-article__meta span { display: inline-flex; align-items: center; gap: 6px; }
.v9-blog-article__meta i { color: color-mix(in srgb, var(--v9-muted) 72%, transparent); font-size: 10px; }
.v9-blog-article__cover { margin: 0; border-top: 1px solid var(--v9-line); border-bottom: 1px solid var(--v9-line); background: var(--v9-surface-muted); }
.v9-blog-article__cover img { display: block; width: 100%; max-height: 520px; object-fit: cover; }
.v9-blog-article__content { padding: 38px 48px 46px; color: var(--v9-text); font-size: 15px; line-height: 1.9; }
.v9-blog-article__content > :first-child { margin-top: 0; }
.v9-blog-article__content > :last-child { margin-bottom: 0; }
.v9-blog-article__content h2, .v9-blog-article__content h3, .v9-blog-article__content h4 { margin: 1.8em 0 .65em; color: var(--v9-ink); font-family: var(--v9-serif); font-weight: 600; letter-spacing: -.02em; line-height: 1.35; }
.v9-blog-article__content h2 { font-size: 25px; }
.v9-blog-article__content h3 { font-size: 21px; }
.v9-blog-article__content h4 { font-size: 17px; }
.v9-blog-article__content p, .v9-blog-article__content ul, .v9-blog-article__content ol, .v9-blog-article__content blockquote, .v9-blog-article__content pre, .v9-blog-article__content figure, .v9-blog-article__content table { margin: 0 0 1.45em; }
.v9-blog-article__content ul, .v9-blog-article__content ol { padding-left: 1.5em; }
.v9-blog-article__content li + li { margin-top: .35em; }
.v9-blog-article__content a { color: var(--v9-red-text); text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--v9-red) 35%, transparent); text-underline-offset: 3px; }
.v9-blog-article__content img { max-width: 100%; height: auto; border-radius: 7px; }
.v9-blog-article__content blockquote { padding: 14px 18px; border-left: 3px solid var(--v9-red); background: var(--v9-surface-muted); color: var(--v9-muted); }
.v9-blog-article__content blockquote > :last-child { margin-bottom: 0; }
.v9-blog-article__content code { padding: 2px 5px; border-radius: 4px; background: var(--v9-surface-muted); color: var(--v9-ink); font-family: var(--v9-mono); font-size: .88em; }
.v9-blog-article__content pre { max-width: 100%; padding: 17px; overflow: auto; border: 1px solid var(--v9-line); border-radius: 7px; background: var(--v9-canvas); line-height: 1.65; }
.v9-blog-article__content pre code { padding: 0; background: transparent; }
.v9-blog-article__content table { display: block; width: 100%; overflow-x: auto; border-collapse: collapse; }
.v9-blog-article__content th, .v9-blog-article__content td { min-width: 110px; padding: 9px 11px; border: 1px solid var(--v9-line); text-align: left; }
.v9-blog-page-links { display: flex; gap: 7px; align-items: center; margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--v9-line); font-size: 12px; }
.v9-blog-article__tags { display: flex; flex-wrap: wrap; align-items: center; gap: 7px 11px; padding: 17px 48px; border-top: 1px solid var(--v9-line); color: var(--v9-muted); font-size: 11px; }
.v9-blog-article__tags > i { color: var(--v9-red); }
.v9-blog-article__tags a:hover { color: var(--v9-ink); }
.v9-blog-post-nav { display: grid; width: min(880px, 100%); grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; margin: 12px auto 0; }
.v9-blog-post-nav a { display: grid; min-width: 0; gap: 6px; padding: 15px 17px; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-surface); }
.v9-blog-post-nav a:only-child.is-next { grid-column: 2; }
.v9-blog-post-nav a:hover { border-color: var(--v9-muted); }
.v9-blog-post-nav span { display: flex; align-items: center; gap: 7px; color: var(--v9-muted); font-size: 10px; }
.v9-blog-post-nav strong { overflow: hidden; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 15px; font-weight: 550; text-overflow: ellipsis; white-space: nowrap; }
.v9-blog-post-nav .is-next { text-align: right; }
.v9-blog-post-nav .is-next span { justify-content: flex-end; }
.v9-blog-related { width: min(880px, 100%); margin: 34px auto 0; }
.v9-blog-related > header h2 { margin: 3px 0 14px; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 25px; font-weight: 500; letter-spacing: -.035em; }
.v9-blog-related__grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.v9-blog-related__grid a { display: flex; min-width: 0; min-height: 140px; flex-direction: column; padding: 16px; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-surface); transition: border-color .18s ease, transform .18s ease; }
.v9-blog-related__grid a:hover { border-color: var(--v9-muted); transform: translateY(-2px); }
.v9-blog-related__grid time { color: var(--v9-muted); font-family: var(--v9-mono); font-size: 9px; }
.v9-blog-related__grid strong { display: -webkit-box; overflow: hidden; margin-top: 9px; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 17px; font-weight: 550; line-height: 1.4; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.v9-blog-related__grid span { display: flex; align-items: center; gap: 6px; margin-top: auto; color: var(--v9-muted); font-size: 10px; }
.v9-search-page { padding: 22px 0 52px; }
.v9-search-page__header { display: grid; grid-template-columns: minmax(0, 1fr) minmax(320px, 430px); gap: 34px; align-items: end; padding: 10px 0 25px; border-bottom: 1px solid var(--v9-line); }
.v9-search-page__header h1 { overflow-wrap: anywhere; margin: 3px 0 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 32px; font-weight: 500; letter-spacing: -.04em; line-height: 1.2; }
.v9-search-page__header p { margin: 8px 0 0; color: var(--v9-muted); font-size: 12px; }
.v9-search-page__form { display: grid; min-height: 44px; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; overflow: hidden; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-surface); transition: border-color .18s ease, box-shadow .18s ease; }
.v9-search-page__form:focus-within { border-color: color-mix(in srgb, var(--v9-red) 40%, var(--v9-line)); box-shadow: 0 0 0 3px color-mix(in srgb, var(--v9-red) 9%, transparent); }
.v9-search-page__form > i { margin-left: 14px; color: var(--v9-muted); font-size: 12px; }
.v9-search-page__form input { width: 100%; height: 42px; padding: 0 11px; border: 0; outline: 0; background: transparent; color: var(--v9-ink); font: inherit; font-size: 13px; }
.v9-search-page__form input::placeholder { color: var(--v9-muted); }
.v9-search-page__form button { align-self: stretch; padding: 0 17px; border: 0; background: var(--v9-ink); color: var(--v9-surface); font: inherit; font-size: 12px; font-weight: 650; cursor: pointer; }
.v9-search-group { padding-top: 30px; }
.v9-search-group + .v9-search-group { margin-top: 6px; }
.v9-search-group__header { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; margin-bottom: 15px; }
.v9-search-group__header h2 { margin: 2px 0 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 25px; font-weight: 500; letter-spacing: -.035em; }
.v9-search-group__header > span { color: var(--v9-muted); font-size: 11px; }
.v9-search-page .navigation.pagination { margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--v9-line); }
.v9-search-page .nav-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; }
.v9-search-page .page-numbers { display: grid; min-width: 34px; height: 34px; padding: 0 8px; place-items: center; border: 1px solid var(--v9-line); border-radius: 6px; background: var(--v9-surface); color: var(--v9-muted); font-size: 12px; }
.v9-search-page .page-numbers.current { border-color: var(--v9-red); background: var(--v9-red); color: #fff; }
.v9-search-empty { display: grid; min-height: 300px; place-items: center; align-content: center; padding: 42px 20px; text-align: center; }
.v9-search-empty > span { display: grid; width: 48px; height: 48px; margin-bottom: 15px; place-items: center; border-radius: 50%; background: var(--v9-surface); color: var(--v9-muted); box-shadow: inset 0 0 0 1px var(--v9-line); }
.v9-search-empty h1, .v9-search-empty h2 { margin: 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 25px; font-weight: 500; }
.v9-search-empty p { margin: 9px 0 18px; color: var(--v9-muted); font-size: 12px; }
.v9-search-empty a { padding: 8px 13px; border: 1px solid var(--v9-line); border-radius: 6px; color: var(--v9-ink); font-size: 11px; font-weight: 650; }
.v9-artists-page { padding: 22px 0 52px; }
.v9-artists-header { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px 24px; align-items: end; padding: 10px 0 24px; border-bottom: 1px solid var(--v9-line); }
.v9-artists-header h1 { margin: 3px 0 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 32px; font-weight: 500; letter-spacing: -.04em; line-height: 1.2; }
.v9-artists-count { color: var(--v9-muted); font-family: var(--v9-mono); font-size: 11px; }
.v9-artists-intro { max-width: 680px; grid-column: 1 / -1; margin-top: 6px; color: var(--v9-muted); font-size: 13px; line-height: 1.75; }
.v9-artists-intro > :first-child { margin-top: 0; }
.v9-artists-intro > :last-child { margin-bottom: 0; }
.v9-artists-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; margin-top: 24px; }
.v9-artist-card { display: grid; min-width: 0; grid-template-columns: 58px minmax(0, 1fr) 24px; gap: 14px; align-items: center; min-height: 104px; padding: 16px; border: 1px solid var(--v9-line); border-radius: 8px; background: var(--v9-surface); box-shadow: 0 2px 8px rgba(0,0,0,.025); transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease; }
.v9-artist-card:hover { border-color: color-mix(in srgb, var(--v9-red) 32%, var(--v9-line)); box-shadow: 0 9px 24px rgba(0,0,0,.065); transform: translateY(-2px); }
.v9-artist-avatar { display: grid; width: 58px; height: 58px; overflow: hidden; place-items: center; border-radius: 50%; background: var(--v9-red-bg); color: var(--v9-red); font-family: var(--v9-serif); font-size: 22px; font-weight: 600; }
.v9-artist-avatar img { width: 100%; height: 100%; object-fit: cover; }
.v9-artist-card__body { min-width: 0; }
.v9-artist-card__body strong, .v9-artist-card__body small, .v9-artist-card__body > span { display: block; overflow: hidden; text-overflow: ellipsis; }
.v9-artist-card__body strong { color: var(--v9-ink); font-family: var(--v9-serif); font-size: 17px; font-weight: 600; line-height: 1.3; white-space: nowrap; }
.v9-artist-card__body small { margin-top: 4px; color: var(--v9-muted); font-size: 11px; white-space: nowrap; }
.v9-artist-card__body > span { margin-top: 6px; color: var(--v9-muted); font-size: 11px; line-height: 1.45; white-space: nowrap; }
.v9-artist-card > i { color: color-mix(in srgb, var(--v9-muted) 52%, transparent); font-size: 11px; transition: color .18s ease, transform .18s ease; }
.v9-artist-card:hover > i { color: var(--v9-red); transform: translateX(2px); }
.v9-artists-empty { display: grid; min-height: 280px; place-items: center; align-content: center; padding: 40px 20px; text-align: center; }
.v9-artists-empty > i { display: grid; width: 46px; height: 46px; margin-bottom: 14px; place-items: center; border-radius: 50%; background: var(--v9-surface); color: var(--v9-muted); box-shadow: inset 0 0 0 1px var(--v9-line); }
.v9-artists-empty h2 { margin: 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 23px; font-weight: 500; }
.v9-artists-empty p { margin: 8px 0 0; color: var(--v9-muted); font-size: 12px; }
.v9-artists-page .navigation.pagination { margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--v9-line); }
.v9-artists-page .nav-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; }
.v9-artists-page .page-numbers { display: grid; min-width: 34px; height: 34px; padding: 0 9px; place-items: center; border: 1px solid var(--v9-line); border-radius: 6px; background: var(--v9-surface); color: var(--v9-muted); font-size: 12px; }
.v9-artists-page .page-numbers.current { border-color: var(--v9-red); background: var(--v9-red); color: #fff; }
.v9-tag-page { padding: 22px 0 52px; }
.v9-artist-detail-header { display: grid; grid-template-columns: 94px minmax(0, 1fr); gap: 22px; align-items: center; padding: 16px 0 26px; border-bottom: 1px solid var(--v9-line); }
.v9-artist-detail-avatar { display: grid; width: 94px; height: 94px; overflow: hidden; place-items: center; border-radius: 50%; background: var(--v9-red-bg); color: var(--v9-red); font-family: var(--v9-serif); font-size: 34px; font-weight: 600; }
.v9-artist-detail-avatar img { width: 100%; height: 100%; object-fit: cover; }
.v9-artist-detail-copy { min-width: 0; }
.v9-artist-detail-copy h1, .v9-standard-tag-header h1 { overflow-wrap: anywhere; margin: 3px 0 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 34px; font-weight: 500; letter-spacing: -.04em; line-height: 1.15; }
.v9-tag-description { max-width: 720px; margin-top: 8px; color: var(--v9-muted); font-size: 12px; line-height: 1.75; }
.v9-tag-description > :first-child { margin-top: 0; }
.v9-tag-description > :last-child { margin-bottom: 0; }
.v9-tag-count { display: inline-block; margin-top: 10px; color: var(--v9-muted); font-family: var(--v9-mono); font-size: 11px; }
.v9-standard-tag-header { display: flex; align-items: end; justify-content: space-between; gap: 28px; padding: 10px 0 24px; border-bottom: 1px solid var(--v9-line); }
.v9-standard-tag-header > div { min-width: 0; }
.v9-standard-tag-header > .v9-tag-count { flex: 0 0 auto; margin-bottom: 2px; }
.v9-tag-content-group { padding-top: 28px; }
.v9-tag-content-group > header { margin-bottom: 16px; }
.v9-tag-content-group > header h2 { margin: 3px 0 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 24px; font-weight: 500; letter-spacing: -.035em; }
.v9-tag-page .navigation.pagination { margin-top: 28px; padding-top: 22px; border-top: 1px solid var(--v9-line); }
.v9-tag-page .nav-links { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px; }
.v9-tag-page .page-numbers { display: grid; min-width: 34px; height: 34px; padding: 0 8px; place-items: center; border: 1px solid var(--v9-line); border-radius: 6px; background: var(--v9-surface); color: var(--v9-muted); font-size: 12px; }
.v9-tag-page .page-numbers.current { border-color: var(--v9-red); background: var(--v9-red); color: #fff; }
.v9-tag-empty { display: grid; min-height: 280px; place-items: center; align-content: center; padding: 40px 20px; text-align: center; }
.v9-tag-empty > i { display: grid; width: 46px; height: 46px; margin-bottom: 14px; place-items: center; border-radius: 50%; background: var(--v9-surface); color: var(--v9-muted); box-shadow: inset 0 0 0 1px var(--v9-line); }
.v9-tag-empty h2 { margin: 0; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 22px; font-weight: 500; }
.site-footer { padding: 28px 0 16px; border-color: var(--v9-line); background: var(--v9-surface); }
.site-footer__inner { padding: 0; color: var(--v9-muted); }
.v9-footer-grid { display: grid; grid-template-columns: minmax(0,1fr) 130px 130px; gap: 28px; }
.v9-footer-brand { display: block; margin-bottom: 5px; color: var(--v9-ink); font-family: var(--v9-serif); font-size: 22px; font-weight: 500; letter-spacing: -.035em; }
.v9-footer-grid p { max-width: 420px; margin: 0; color: var(--v9-muted); font-size: 12px; line-height: 1.65; }
.v9-footer-links h2 { margin: 0 0 8px; color: var(--v9-ink); font-size: 12px; }
.v9-footer-links a { display: block; margin-bottom: 4px; color: var(--v9-muted); font-size: 12px; line-height: 1.6; }
.v9-footer-links a:hover { color: var(--v9-ink); }
.v9-copyright { display: flex; flex-wrap: wrap; gap: 5px 12px; margin-top: 18px; padding-top: 12px; border-top: 1px solid var(--v9-line); color: var(--v9-muted); font-family: var(--v9-mono); font-size: 12px; }
.v9-footer-filing { color: inherit; }
.v9-footer-filing:hover { color: var(--v9-ink); }
.v9-friend-links { display: flex; gap: 10px; margin-top: 8px; color: var(--v9-muted); font-size: 12px; line-height: 1.6; }
.v9-friend-links > strong { flex: 0 0 auto; color: inherit; font-weight: 600; }
.v9-friend-links > div { display: flex; flex-wrap: wrap; gap: 2px 14px; min-width: 0; }
.v9-friend-links a { color: inherit; }
.v9-friend-links a:hover { color: var(--v9-ink); }
.v9-back-to-top { position: fixed; z-index: 55; right: max(18px, env(safe-area-inset-right)); bottom: max(18px, env(safe-area-inset-bottom)); display: grid; width: 38px; height: 38px; padding: 0; place-items: center; border: 1px solid var(--v9-line); border-radius: 9px; background: color-mix(in srgb, var(--v9-surface) 94%, transparent); color: var(--v9-ink); box-shadow: 0 8px 24px rgba(17,17,17,.1); font-size: 12px; opacity: 0; pointer-events: none; transform: translateY(8px); transition: opacity .18s ease, transform .2s ease, border-color .18s ease, color .18s ease; backdrop-filter: blur(10px); cursor: pointer; }
.v9-back-to-top.is-visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.v9-back-to-top:hover, .v9-back-to-top:focus-visible { border-color: var(--v9-red); color: var(--v9-red); }
.v9-back-to-top:focus-visible { outline: 2px solid var(--v9-red); outline-offset: 2px; }
.guitar-score-player-active .v9-back-to-top { bottom: calc(82px + env(safe-area-inset-bottom)); }
.v9-customer-service { position: fixed; z-index: 55; right: max(18px, env(safe-area-inset-right)); bottom: calc(64px + env(safe-area-inset-bottom)); display: grid; width: 38px; height: 38px; padding: 0; place-items: center; border: 1px solid var(--v9-line); border-radius: 9px; background: color-mix(in srgb, var(--v9-surface) 94%, transparent); color: var(--v9-ink); box-shadow: 0 8px 24px rgba(17,17,17,.1); font-size: 14px; cursor: pointer; backdrop-filter: blur(10px); transition: border-color .18s ease, color .18s ease, box-shadow .18s ease; }
.v9-mobile-customer-service { display: inline-flex; align-items: center; gap: 6px; padding: 0; border: 0; background: transparent; color: var(--v9-muted); font: inherit; font-size: 14px; font-weight: 600; white-space: nowrap; cursor: pointer; }
.v9-mobile-customer-service:hover, .v9-mobile-customer-service:focus-visible { color: var(--v9-ink); }
.v9-customer-service:hover, .v9-customer-service:focus-visible { border-color: var(--v9-red); color: var(--v9-red); box-shadow: 0 10px 24px color-mix(in srgb, var(--v9-red) 12%, transparent); }
.v9-customer-service:focus-visible { outline: 2px solid var(--v9-red); outline-offset: 2px; }
.guitar-score-player-active .v9-customer-service { bottom: calc(128px + env(safe-area-inset-bottom)); }
.v9-customer-service-modal[hidden], .v9-customer-service-pane[hidden] { display: none; }
.v9-customer-service-modal { position: fixed; inset: 0; z-index: 10000; display: grid; place-items: center; padding: 20px; opacity: 0; pointer-events: none; transition: opacity .2s ease; }
.v9-customer-service-modal.is-open { opacity: 1; pointer-events: auto; }
.v9-customer-service-panel { position: relative; width: min(360px, 100%); padding: 24px; border: 1px solid var(--v9-line); border-radius: 10px; background: var(--v9-surface); color: var(--v9-text); box-shadow: 0 18px 60px rgba(0,0,0,.12); text-align: center; transform: translateY(12px); transition: transform .25s cubic-bezier(.16,1,.3,1); }
.v9-customer-service-modal.is-open .v9-customer-service-panel { transform: translateY(0); }
.v9-customer-service-panel h2 { margin: 5px 0 0; color: var(--v9-ink); font-size: 20px; }
.v9-customer-service-panel p { margin: 8px 0 0; color: var(--v9-muted); font-size: 12px; }
.v9-customer-service-close { position: absolute; top: 12px; right: 12px; width: 28px; height: 28px; border: 1px solid var(--v9-line); border-radius: 50%; background: var(--v9-surface); color: var(--v9-muted); cursor: pointer; }
.v9-customer-service-tabs { margin: 20px 0 15px; }
.v9-customer-service-pane { display: grid; justify-items: center; gap: 10px; margin-top: 18px; color: var(--v9-muted); font-size: 12px; }
.v9-customer-service-tabs + .v9-customer-service-pane { margin-top: 0; }
.v9-customer-service-pane img { display: block; width: min(220px, 100%); max-height: 220px; object-fit: contain; border: 1px solid var(--v9-line); border-radius: 8px; background: #fff; }

@media (max-width: 960px) {
	.v9-nav-search span { display: none; }
	.v9-nav-search { gap: 0; padding: 0 9px; }
	.v9-nav-search kbd { display: none; }
  .v9-home-hero-grid { grid-template-columns: minmax(0,1fr) 320px; }
  .v9-score-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .v9-search-page__header { grid-template-columns: minmax(0, 1fr) minmax(280px, 360px); }
}

@media (max-width: 720px) {
  .v9-customer-service { display: none; }
  .site-header__inner, .site-main, .site-footer__inner { width: min(100% - 32px, 1180px); }
  .site-navigation {
    display: block;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transform-origin: top center;
    background: var(--v9-surface);
    border-color: var(--v9-line);
    transition:
      opacity .18s ease,
      transform .24s cubic-bezier(.16, 1, .3, 1),
      visibility 0s linear .24s;
  }
  .site-navigation.is-open {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
    transition-delay: 0s;
  }
  .site-navigation > ul {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 4px 8px;
    width: 100%;
  }
  .site-navigation > ul > li { min-width: 0; }
  .site-navigation > ul > li > a {
    display: flex;
    min-height: 42px;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px;
    border-radius: 8px;
    text-align: center;
  }
  .site-navigation > ul > li > a .guitar-menu-icon { flex: 0 0 auto; margin-right: 0; }
  .site-navigation .v9-mobile-account {
    display: flex;
    min-height: 42px;
    align-items: center;
    justify-content: center;
    gap: 7px;
    margin-top: 7px;
    padding: 9px;
    border-top: 1px solid var(--v9-line);
    color: var(--v9-ink);
    font-size: 13px;
    font-weight: 650;
    text-align: center;
  }
  .site-navigation .v9-mobile-account > i { width: 1em; color: currentColor; text-align: center; }
  .site-navigation .v9-mobile-customer-service { display: flex; width: 100%; min-height: 42px; align-items: center; justify-content: center; gap: 7px; margin-top: 0; padding: 9px; border: 0; border-top: 1px solid var(--v9-line); background: transparent; color: var(--v9-ink); font: inherit; font-size: 13px; font-weight: 650; cursor: pointer; }
  .site-navigation .v9-mobile-customer-service > i { width: 1em; text-align: center; }
  .site-navigation .v9-mobile-customer-service:hover, .site-navigation .v9-mobile-customer-service:focus-visible { color: var(--v9-red); }
	.v9-nav-actions { margin-left: auto; }
	.v9-member-link { display: none; }
	.v9-nav-search { min-height: 38px; }
	.v9-account-grid { grid-template-columns: 1fr; }
  .v9-home-hero { padding: 34px 0 24px; }
  .v9-home-hero-grid { grid-template-columns: 1fr; gap: 18px; padding: 10px 0 28px; }
  .v9-home-search h1 { font-size: 42px; }
  .v9-home-search > p { margin-top: 15px; font-size: 15px; }
  .v9-search-form { grid-template-columns: 1fr; margin-top: 22px; }
  .v9-search-form input { min-height: 40px; }
  .v9-home-section { padding: 38px 0; }
	.v9-library-page { padding-top: 8px; }
	.v9-library-header { align-items: flex-start; padding-bottom: 16px; }
	.v9-library-header h1 { font-size: 30px; }
	.v9-library-filter-row { grid-template-columns: 1fr; gap: 7px; padding: 10px 12px; }
	.v9-library-filter-row > div { flex-wrap: nowrap; padding-bottom: 2px; overflow-x: auto; scrollbar-width: none; }
	.v9-library-filter-row > div::-webkit-scrollbar { display: none; }
	.v9-library-results { margin-top: 16px; }
	.v9-blog-page { padding-top: 8px; }
	.v9-blog-header { align-items: flex-start; flex-direction: column; gap: 8px; padding-bottom: 16px; }
	.v9-blog-header h1 { font-size: 30px; }
	.v9-blog-count { margin: 0; }
	.v9-blog-categories { margin-bottom: 14px; }
  .v9-blog-article { margin-top: 16px; }
  .v9-blog-breadcrumb { padding: 12px 18px; }
  .v9-blog-article__header { padding: 26px 22px 23px; }
  .v9-blog-article__header h1 { font-size: 28px; }
  .v9-blog-article__content { padding: 28px 22px 34px; font-size: 14px; }
  .v9-blog-article__tags { padding: 15px 22px; }
  .v9-blog-related__grid { grid-template-columns: 1fr; }
  .v9-blog-related__grid a { min-height: 116px; }
  .v9-search-page { padding-top: 8px; }
  .v9-search-page__header { grid-template-columns: 1fr; gap: 18px; padding-bottom: 20px; }
  .v9-search-page__header h1 { font-size: 27px; }
  .v9-artists-page { padding-top: 8px; }
  .v9-artists-header { grid-template-columns: 1fr; align-items: start; padding-bottom: 20px; }
  .v9-artists-header h1 { font-size: 28px; }
  .v9-artists-count { grid-row: 2; }
  .v9-artists-intro { grid-row: 3; }
  .v9-tag-page { padding-top: 8px; }
  .v9-artist-detail-header { grid-template-columns: 72px minmax(0, 1fr); gap: 16px; padding: 10px 0 20px; }
  .v9-artist-detail-avatar { width: 72px; height: 72px; font-size: 27px; }
  .v9-artist-detail-copy h1, .v9-standard-tag-header h1 { font-size: 28px; }
  .v9-standard-tag-header { align-items: flex-start; flex-direction: column; gap: 7px; padding-bottom: 20px; }
  .v9-standard-tag-header > .v9-tag-count { margin: 0; }
  .v9-tag-content-group { padding-top: 24px; }
  .v9-tag-content-group > header h2 { font-size: 21px; }
  .v9-search-group { padding-top: 24px; }
  .v9-search-group__header h2 { font-size: 22px; }
  .v9-section-head { align-items: flex-start; }
  .v9-section-head h2 { font-size: 28px; }
  .v9-score-grid { gap: 12px; }
  .v9-score-card { min-height: 178px; padding: 14px; }
  .v9-score-card h3 { font-size: 15px; }
  .v9-score-card footer span:nth-child(2) { display: none; }
  .v9-score-card footer { grid-template-columns: 1fr auto; }
  .v9-article-row { grid-template-columns: minmax(0,1fr) 34px; gap: 16px; padding: 22px; }
  .v9-article-row time { min-height: 0; grid-column: 1 / -1; flex-direction: row; gap: 8px; justify-content: flex-start; padding: 0; border: 0; background: transparent; }
  .v9-article-row time strong { font-size: 17px; }
  .v9-article-row time span { margin-top: 1px; }
  .v9-article-row h3 { font-size: 15px; }
	.v9-footer-grid { grid-template-columns: 1fr 1fr; }
	.v9-footer-grid > div:first-child { grid-column: 1 / -1; }
	.site-footer { padding-top: 23px; }
	.v9-footer-grid { gap: 18px 24px; }
	.v9-friend-links { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .site-navigation {
    transition: none;
  }
	.v9-back-to-top { transition: none; }
}

@media (max-width: 430px) {
	.v9-search-panel > header { padding: 16px 16px 12px; }
	.v9-search-panel h2 { font-size: 20px; }
	.v9-modal-search-form { padding: 12px 16px; }
	.v9-modal-search-form input { font-size: 16px; }
	.v9-search-helper { padding: 8px 16px; }
	.v9-search-results { padding: 5px 8px 10px; }
	.v9-auth-panel { width: min(360px, 100%); padding: 20px 18px; }
  .v9-score-grid { grid-template-columns: 1fr; }
  .v9-score-card { min-height: 168px; }
  .v9-practice-panel { padding: 20px; }
  .v9-section-head > a { min-height: 36px; padding: 0 10px; }
  .v9-blog-post-nav { grid-template-columns: 1fr; }
  .v9-blog-post-nav a:only-child.is-next { grid-column: 1; }
  .v9-blog-post-nav .is-next { text-align: left; }
  .v9-blog-post-nav .is-next span { justify-content: flex-start; }
}