:root,html.dark_mode,html.light_mode{color-scheme:dark;--ds-color-primary: #D0BCFF;--ds-color-primary-hover: #E8DDFF;--ds-color-on-primary: #381E72;--ds-color-primary-container: #4F378B;--ds-color-on-primary-container: #EADDFF;--ds-color-secondary-container: #4A4458;--ds-color-bg: #0F0D13;--ds-color-footer: #0B0910;--ds-color-surface: #141218;--ds-color-surface-container-low: #1D1B20;--ds-color-surface-container: #211F26;--ds-color-surface-container-high: #2B2930;--ds-color-surface-container-highest: #36343B;--ds-color-text: #E6E1E5;--ds-color-text-secondary: #CAC4D0;--ds-color-muted: #938F99;--ds-color-divider: #49454F;--ds-color-border-subtle: #211F26;--ds-color-border: #2B2930;--ds-color-success: #9AD67E;--ds-color-warning: #FFB951;--ds-color-error: #FFB4AB;--ds-color-signal: #FF9500;--ds-color-signal-light: #FFB65C;--ds-font-display: "Space Grotesk", system-ui, sans-serif;--ds-font-body: "Inter", system-ui, sans-serif;--ds-font-mono: "JetBrains Mono", monospace;--ds-radius-xs: 4px;--ds-radius-sm: 8px;--ds-radius-md: 12px;--ds-radius-lg: 16px;--ds-radius-xl: 20px;--ds-radius-2xl: 28px;--ds-radius-pill: 9999px;--ds-shadow-1: 0 1px 2px rgba(0, 0, 0, .5);--ds-shadow-2: 0 2px 6px rgba(0, 0, 0, .55);--ds-shadow-3: 0 4px 12px rgba(0, 0, 0, .6);--ds-shadow-glow: 0 0 44px rgba(208, 188, 255, .12);--ds-focus-ring: 0 0 0 3px rgba(208, 188, 255, .18);--ds-container-wide: 1200px;--ds-container-docs: 1280px;--ds-container-pad: 40px;--ds-size-header: 66px;--ds-motion-fast: .15s cubic-bezier(.2, 0, 0, 1);--ds-motion-standard: .3s cubic-bezier(.2, 0, 0, 1);--font-family-cjk-zh: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;--font-family-cjk-ja: "Inter", "Noto Sans JP", "Hiragino Sans", "Yu Gothic", sans-serif;--font-family-cjk-ko: "Inter", "Noto Sans KR", "Apple SD Gothic Neo", "Malgun Gothic", sans-serif}.set-detail-page[data-astro-cid-nyhgflbn]{font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif}.container[data-astro-cid-nyhgflbn]{max-width:1120px;margin:0 auto;padding:0 1.5rem;width:100%;box-sizing:border-box}.btn-primary[data-astro-cid-nyhgflbn]{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:13px 28px;border:0;border-radius:9999px;background:#d0bcff;color:#381e72;font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;font-size:15px;font-weight:600;line-height:1;text-decoration:none;cursor:pointer;transition:transform .15s cubic-bezier(.2,0,0,1),filter .15s cubic-bezier(.2,0,0,1),box-shadow .15s cubic-bezier(.2,0,0,1),border-color .15s cubic-bezier(.2,0,0,1),background-color .15s cubic-bezier(.2,0,0,1)}.btn-primary[data-astro-cid-nyhgflbn]:hover{transform:translateY(-1px);filter:brightness(1.08)}.btn-primary[data-astro-cid-nyhgflbn]:active{transform:translateY(0)}.btn-primary[data-astro-cid-nyhgflbn]:focus-visible{outline:2px solid #D0BCFF;outline-offset:3px}.btn-primary[data-astro-cid-nyhgflbn]:hover{background:#e8ddff;color:#381e72}.btn-primary--lg[data-astro-cid-nyhgflbn]{padding:15px 30px;font-size:1.0625rem}.hero-section[data-astro-cid-nyhgflbn]{background:#0f0d13;border-bottom:1px solid #2B2930;padding:8rem 0 clamp(4rem,8vh,6rem)}.hero-section__inner[data-astro-cid-nyhgflbn]{display:grid;grid-template-columns:1fr 1.4fr;gap:clamp(2.5rem,5vw,4rem);align-items:start}.hero-section__fig{max-width:440px}.hero-section__cover-img[data-astro-cid-nyhgflbn]{display:block;width:100%;aspect-ratio:1/1;object-fit:cover}.hero-section__back-link[data-astro-cid-nyhgflbn]{display:inline-flex;align-items:center;gap:.4rem;font-family:JetBrains Mono,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;letter-spacing:.06em;color:#938f99;text-decoration:none;margin-bottom:1.5rem;transition:color .2s ease}.hero-section__back-link[data-astro-cid-nyhgflbn]:hover{color:#d0bcff}.hero-section__title[data-astro-cid-nyhgflbn]{font-family:Space Grotesk,system-ui,-apple-system,Segoe UI,sans-serif;font-size:clamp(2.2rem,4.5vw,3.2rem);font-weight:600;letter-spacing:-.02em;line-height:1.1;margin:0 0 1rem;color:#e6e1e5}.hero-section__goal[data-astro-cid-nyhgflbn]{font-family:Space Grotesk,system-ui,-apple-system,Segoe UI,sans-serif;font-style:italic;font-size:1.25rem;line-height:1.5;color:#d0bcff;margin:0 0 1rem}.hero-section__desc[data-astro-cid-nyhgflbn]{font-size:1.0625rem;line-height:1.65;color:#cac4d0;margin:0 0 2rem;max-width:36rem}.hero-section__stats[data-astro-cid-nyhgflbn]{display:flex;gap:1.75rem;flex-wrap:wrap;margin-bottom:2.5rem;padding:1.125rem 0;border-top:1px solid #2B2930;border-bottom:1px solid #2B2930;max-width:36rem}.stat-item[data-astro-cid-nyhgflbn]{display:flex;align-items:baseline;gap:.4rem;font-size:14px;color:#cac4d0}.stat-item[data-astro-cid-nyhgflbn] strong[data-astro-cid-nyhgflbn]{font-family:Space Grotesk,system-ui,-apple-system,Segoe UI,sans-serif;font-size:17px;font-weight:600;color:#e6e1e5}.hero-section__actions[data-astro-cid-nyhgflbn]{display:flex;gap:1rem;flex-wrap:wrap}.lessons-section[data-astro-cid-nyhgflbn]{background:#141218;border-top:1px solid #2B2930;padding:clamp(4rem,8vh,6rem) 0}.lessons-section__container[data-astro-cid-nyhgflbn]{max-width:860px}.lessons-section__head{margin-bottom:2.75rem}.lesson-list[data-astro-cid-nyhgflbn]{display:flex;flex-direction:column;gap:.75rem}.lesson-card[data-astro-cid-nyhgflbn]{display:grid;grid-template-columns:auto 1fr auto auto;gap:1.25rem;align-items:center;padding:1.125rem 1.375rem;border:1px solid #E6E1E5;border-radius:16px;background:#1d1b20;text-decoration:none;color:#e6e1e5;transition:transform .2s ease,box-shadow .2s ease}.lesson-card[data-astro-cid-nyhgflbn]:hover{transform:translateY(-3px);box-shadow:0 12px 28px -14px #1c191359}.lesson-card[data-astro-cid-nyhgflbn]:hover .lesson-card__arrow[data-astro-cid-nyhgflbn]{color:#d0bcff;transform:translate(3px)}.lesson-card__number[data-astro-cid-nyhgflbn]{font-family:JetBrains Mono,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;letter-spacing:.06em;color:#938f99}.lesson-card__content[data-astro-cid-nyhgflbn]{display:flex;flex-direction:column;gap:.25rem;min-width:0}.lesson-card__title[data-astro-cid-nyhgflbn]{font-family:Space Grotesk,system-ui,-apple-system,Segoe UI,sans-serif;font-size:17px;font-weight:600;margin:0;color:#e6e1e5}.lesson-card__desc[data-astro-cid-nyhgflbn]{font-size:13.5px;color:#cac4d0;margin:0;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}.lesson-card__meta[data-astro-cid-nyhgflbn]{display:flex;gap:1rem}.lesson-card__meta-item[data-astro-cid-nyhgflbn]{font-family:JetBrains Mono,SFMono-Regular,Menlo,Consolas,monospace;font-size:11.5px;color:#938f99;white-space:nowrap}.lesson-card__arrow[data-astro-cid-nyhgflbn]{color:#938f99;display:flex;align-items:center;transition:color .2s ease,transform .2s ease}.cta-section[data-astro-cid-nyhgflbn]{background:#0b0910;color:#e6e1e5;text-align:center}.cta-section__container[data-astro-cid-nyhgflbn]{max-width:40rem;padding:6.25rem 1.5rem 0}.cta-section__title[data-astro-cid-nyhgflbn]{font-family:Space Grotesk,system-ui,-apple-system,Segoe UI,sans-serif;font-size:2.6rem;line-height:1.12;font-weight:600;letter-spacing:-.015em;margin:0 0 1.125rem;color:#e6e1e5}@media(min-width:768px){.cta-section__title[data-astro-cid-nyhgflbn]{font-size:3.25rem}}.cta-section__sub[data-astro-cid-nyhgflbn]{color:#938f99;max-width:36rem;margin:0 auto 2.125rem;font-size:1.06rem;line-height:1.6}.cta-section__actions[data-astro-cid-nyhgflbn]{display:inline-flex;flex-direction:column;gap:.9rem}@media(min-width:640px){.cta-section__actions[data-astro-cid-nyhgflbn]{flex-direction:row;gap:1rem}}.cta-section__btn[data-astro-cid-nyhgflbn]{display:inline-flex;align-items:center;justify-content:center;padding:15px 30px;border-radius:16px;font-weight:600;font-size:1rem;text-decoration:none;border:1px solid transparent;transition:background .2s ease,border-color .2s ease}.cta-section__btn--primary[data-astro-cid-nyhgflbn]{background:#d0bcff;color:#0f0d13;border-color:#d0bcff}.cta-section__btn--primary[data-astro-cid-nyhgflbn]:hover{background:#e8ddff;border-color:#e8ddff}.cta-section__btn--ghost[data-astro-cid-nyhgflbn]{color:#e6e1e5;border-color:#f8f6f159}.cta-section__btn--ghost[data-astro-cid-nyhgflbn]:hover{background:#f8f6f114}@media(max-width:960px){.hero-section__inner[data-astro-cid-nyhgflbn]{grid-template-columns:1fr;gap:2.5rem}.hero-section__fig{max-width:360px;margin:0 auto}.hero-section__copy[data-astro-cid-nyhgflbn]{text-align:center}.hero-section__desc[data-astro-cid-nyhgflbn]{margin:0 auto 2rem}.hero-section__stats[data-astro-cid-nyhgflbn]{justify-content:center;margin:0 auto 2.5rem}.hero-section__actions[data-astro-cid-nyhgflbn],.hero-section__back-link[data-astro-cid-nyhgflbn]{justify-content:center}}@media(max-width:640px){.hero-section[data-astro-cid-nyhgflbn]{padding-top:6rem}.hero-section__fig{max-width:100%}.hero-section__cover-img[data-astro-cid-nyhgflbn]{aspect-ratio:16/9}.hero-section__title[data-astro-cid-nyhgflbn]{font-size:2rem}.lesson-card[data-astro-cid-nyhgflbn]{grid-template-columns:auto 1fr auto;gap:1rem;padding:1rem}.lesson-card__meta[data-astro-cid-nyhgflbn]{display:none}.btn-primary[data-astro-cid-nyhgflbn],.btn-primary--lg[data-astro-cid-nyhgflbn],.cta-section__btn[data-astro-cid-nyhgflbn]{width:100%;justify-content:center}.cta-section__actions[data-astro-cid-nyhgflbn]{flex-direction:column;gap:1rem}}