@charset "UTF-8";
:root{--paper:#FFF8F2;--white:#fff;--soft:#F3EBE3;--ink:#1A1230;--copy:#2C2440;--muted:#5A5270;--subtle:#756D86;--pink:#E11D8F;--indigo:#6366F1;--cyan:#0891B2;--amber:#D97706;--mint:#059669;--stroke:rgba(26,18,48,.10);--shadow:0 14px 34px rgba(26,18,48,.08);--container:1160px;--head-height:72px;--tabs-height:46px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:142px}body{margin:0;min-width:0;background:var(--paper);color:var(--copy);font:400 16px/1.72 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}body.modal-open{overflow:hidden}button,input{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;object-fit:contain;object-position:center}a,button,input{outline-offset:3px}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--indigo)}a:hover{color:var(--pink)}p{margin:0 0 1em}h1,h2,h3,h4{color:var(--ink);line-height:1.33;letter-spacing:-.025em;margin:0}h1{font-size:clamp(28px,2.65vw,34px)}h2{font-size:clamp(22px,2.25vw,27px)}h3{font-size:18px}main a:not(.btn):not(.topic-tile):not(.feature-link):not(.series-card):not(.shelf-link):hover{text-decoration:underline;text-decoration-color:var(--pink)}.wrap{width:min(var(--container),calc(100% - 44px));margin-inline:auto;min-width:0}.skip-link{position:fixed;z-index:150;top:-70px;left:12px;padding:8px 12px;background:#fff;color:var(--ink)}.skip-link:focus{top:10px}
.site-header{position:fixed;inset:0 0 auto 0;height:var(--head-height);z-index:40;background:rgba(255,248,242,.97);border-bottom:1px solid var(--stroke);backdrop-filter:blur(12px)}.header-inner{height:100%;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.menu-trigger{justify-self:start}.brand-mark{display:flex;justify-self:center;align-items:center;min-width:0;max-width:100%;color:var(--ink)}.brand-logo{display:block;width:auto;max-width:185px;height:38px}.logo-text{display:inline-flex;align-items:baseline;white-space:nowrap;letter-spacing:-.045em;font-size:23px;font-weight:900;color:var(--ink);line-height:1}.logo-text span{color:var(--pink)}.header-actions{display:flex;align-items:center;justify-content:flex-end;gap:10px}.icon-square{width:46px;height:46px;border:1px solid var(--stroke);border-radius:13px;display:grid;place-items:center;background:#fff;color:var(--ink);transition:background .2s,border-color .2s}.icon-square:hover{background:#FCEFF7;border-color:rgba(225,29,143,.3)}.menu-lines{width:19px;height:17px;display:flex;flex-direction:column;justify-content:space-between}.menu-lines i{display:block;width:100%;height:2px;background:currentColor;border-radius:3px}.menu-lines i:nth-child(2){width:70%}.search-glyph{display:block;width:16px;height:16px;border:2.3px solid currentColor;border-radius:50%;position:relative}.search-glyph:after{content:"";position:absolute;right:-6px;bottom:-4px;width:8px;height:2px;background:currentColor;transform:rotate(45deg);border-radius:3px}.header-app{display:flex;align-items:center;justify-content:center;white-space:nowrap;min-height:46px;padding:0 17px;border-radius:999px;background:var(--ink);color:#fff;font-size:14px;font-weight:800}.header-app:hover{background:var(--pink);color:#fff}.header-app span{margin-left:7px}.chapter-strip{height:var(--tabs-height);position:fixed;top:var(--head-height);left:0;right:0;z-index:39;background:#fff;border-bottom:1px solid var(--stroke)}.chapter-inner{display:flex;align-items:center;justify-content:center;gap:40px;height:100%}.chapter-inner>a{height:100%;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;color:var(--muted);font-size:14px;font-weight:700;position:relative}.chapter-inner>a:hover,.chapter-inner>a.current{color:var(--ink)}.chapter-inner>a.current:after{content:"";position:absolute;bottom:0;height:3px;width:100%;background:var(--pink);border-radius:10px 10px 0 0}.site-main{padding-top:calc(var(--head-height) + var(--tabs-height) + 30px)}.site-main>*{min-width:0}.section{margin-bottom:clamp(42px,5.5vw,72px)}.micro-label,.eyebrow{display:inline-block;text-transform:uppercase;letter-spacing:.13em;font-size:11px;font-weight:900;color:var(--pink)}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:22px}.section-heading p{color:var(--muted);font-size:14px;max-width:450px;margin:7px 0 0}.section-heading .section-toplink{color:var(--pink);font-size:14px;font-weight:800;white-space:nowrap}.chapter-number{font-size:12px;font-weight:900;color:var(--pink);letter-spacing:.16em}.btn{min-height:46px;min-width:0;display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:9px 21px;font-size:14px;font-weight:800;line-height:1.3;border-radius:999px;white-space:nowrap;transition:transform .16s,box-shadow .16s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:linear-gradient(135deg,var(--indigo),var(--pink) 55%,var(--amber));color:#fff;box-shadow:0 10px 18px rgba(225,29,143,.17)}.btn-primary:hover{color:#fff;box-shadow:0 13px 25px rgba(225,29,143,.24)}.btn-secondary{background:#fff;color:var(--ink);border:1px solid var(--stroke)}.btn-secondary:hover{color:var(--ink);border-color:var(--pink)}.button-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:23px}.paper-card{border:1px solid var(--stroke);border-radius:19px;background:#fff;box-shadow:var(--shadow);min-width:0;overflow:hidden}.paper-card-padded{padding:clamp(22px,3.2vw,36px)}.ink-tiny{letter-spacing:.16em;font-size:11px;font-weight:900;color:var(--pink)}
/* Images: always display the complete locally supplied artwork. */
.media-slot{position:relative;display:grid;place-items:center;overflow:hidden;isolation:isolate;min-width:0;background:linear-gradient(155deg,#F7E9F1,#EEEAFE 56%,#EFF6F8);border:1px solid var(--stroke);border-radius:18px;min-height:180px}.media-slot>img{display:block;width:100%;height:100%;max-height:100%;max-width:100%;object-fit:contain;object-position:center}.media-art{position:absolute;inset:0;overflow:hidden;display:grid;place-items:center;z-index:-1;background:linear-gradient(135deg,rgba(99,102,241,.07),rgba(225,29,143,.05),rgba(217,119,6,.06))}.art-orbit{position:absolute;width:56%;aspect-ratio:1;border:1px solid rgba(99,102,241,.18);border-radius:50%;transform:rotate(-24deg);left:-12%;top:-25%;background:radial-gradient(circle at 45% 42%,rgba(99,102,241,.17),transparent 65%)}.orbit-b{left:auto;top:auto;right:-9%;bottom:-40%;border-color:rgba(225,29,143,.25);background:radial-gradient(circle at 50% 50%,rgba(225,29,143,.16),transparent 70%)}.art-center{position:relative;color:#48356F;font-weight:900;letter-spacing:.14em;font-size:clamp(17px,2.4vw,37px);text-align:center;line-height:1.25}.art-center b{display:block;color:#E11D8F;letter-spacing:.21em}.art-corner{position:absolute;left:24px;bottom:17px;font-size:9px;font-weight:900;letter-spacing:.16em;color:#776789}.hero-media{height:clamp(238px,29vw,350px)}.section-media{height:215px}.feature-media{height:205px}.horizontal-media{height:235px}.mini-media{height:178px}.phone-media{height:315px}.icon-media{height:74px;width:74px;min-height:74px;border-radius:16px}.icon-media .art-center{font-size:10px}.icon-media .art-corner{display:none}
/* Home: editorial cover */
.cover{display:grid;grid-template-columns:minmax(0,.97fr) minmax(0,1.03fr);align-items:center;gap:clamp(22px,4vw,54px);padding:clamp(28px,4.3vw,55px);position:relative;overflow:hidden;border-radius:23px;background:#fff;border:1px solid var(--stroke);box-shadow:var(--shadow)}.cover:before{content:"";position:absolute;width:240px;height:240px;background:radial-gradient(circle,rgba(225,29,143,.08),transparent 72%);top:-80px;right:25%}.cover-copy{position:relative;min-width:0}.cover-side-label{display:flex;align-items:center;gap:10px;letter-spacing:.18em;font-size:11px;font-weight:900;color:var(--pink);margin-bottom:25px}.cover-side-label:before{content:"";display:block;width:25px;height:2px;background:var(--pink)}.cover h1{max-width:420px;line-height:1.22;font-size:clamp(30px,3vw,34px);margin-bottom:17px}.cover-intro{font-size:16px;color:var(--muted);max-width:515px;margin:0}.cover .hero-media{border-radius:14px;background:#F9F0F5}.issue-footer{display:flex;gap:12px;align-items:center;margin-top:28px;font-size:12px;color:var(--muted)}.issue-footer b{color:var(--pink)}.topic-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.topic-tile{min-width:0;display:block;padding:18px 18px 19px;border-radius:16px;background:#fff;border:1px solid var(--stroke);transition:transform .15s,border-color .15s}.topic-tile:hover{transform:translateY(-3px);border-color:var(--pink);color:var(--ink)}.topic-title{display:flex;align-items:center;gap:9px;font-weight:900;color:var(--ink)}.topic-title:before{content:"";display:block;width:9px;height:9px;border-radius:50%;background:var(--pink)}.topic-tile:nth-child(4n+2) .topic-title:before{background:var(--indigo)}.topic-tile:nth-child(4n+3) .topic-title:before{background:var(--cyan)}.topic-tile:nth-child(4n+4) .topic-title:before{background:var(--amber)}.topic-tile p{font-size:13px;color:var(--muted);line-height:1.65;margin:10px 0 0}.topic-tile .tile-arrow{color:var(--pink);font-size:14px;margin-top:9px;display:block}.today-layout{display:grid;grid-template-columns:minmax(0,.77fr) minmax(0,1.23fr);gap:22px}.today-layout>.media-slot{height:100%;min-height:305px}.chapter-list{background:#fff;border:1px solid var(--stroke);border-radius:18px;padding:16px 23px}.chapter-row{display:grid;grid-template-columns:36px 1fr auto;gap:13px;align-items:center;padding:17px 0;border-bottom:1px solid var(--stroke);min-width:0}.chapter-row:last-child{border:0}.chapter-row .num{font-weight:900;color:var(--pink)}.chapter-row strong{color:var(--ink)}.chapter-row p{margin:0;color:var(--muted);font-size:13px}.chapter-row .go{color:var(--pink);font-size:19px}.today-description{background:var(--ink);color:#F7EFE6;padding:21px 26px;border-radius:17px;margin-top:14px;font-size:15px;line-height:1.75}.today-description b{color:#fff}.feature-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:18px;align-items:start}.series-card{display:block;grid-column:span 4;overflow:hidden;border-radius:19px;background:white;border:1px solid var(--stroke);box-shadow:var(--shadow);transition:transform .18s}.series-card:hover{transform:translateY(-4px);color:var(--ink)}.series-card:nth-child(2){margin-top:28px}.series-card:nth-child(3){margin-top:55px}.series-card .feature-media{height:210px;border:0;border-radius:0}.series-card-copy{padding:22px 23px 25px}.series-card-copy .mini-kicker{color:var(--pink);font-size:11px;letter-spacing:.11em;font-weight:900}.series-card h3{margin:7px 0 10px;font-size:21px}.series-card p{font-size:14px;line-height:1.72;color:var(--muted);margin:0 0 18px}.series-card .more-arrow{font-size:13px;color:var(--pink);font-weight:900}.studio-split{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:20px}.studio-split .section-media{height:100%;min-height:350px}.steps-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.step-card{background:#fff;padding:19px;border:1px solid var(--stroke);border-radius:15px;min-width:0}.step-card .step-n{display:inline-grid;place-items:center;width:33px;height:33px;border-radius:10px;background:#F3EEFF;color:var(--indigo);font-size:12px;font-weight:900}.step-card h3{margin:12px 0 7px;font-size:16px}.step-card p{font-size:13px;line-height:1.65;color:var(--muted);margin:0}.theme-mosaic{margin-top:14px;display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:12px}.theme-mosaic>a{grid-column:span 2;min-height:154px;padding:22px;border-radius:18px;background:#fff;border:1px solid var(--stroke);position:relative;overflow:hidden}.theme-mosaic>a:nth-child(1),.theme-mosaic>a:nth-child(4){grid-column:span 3}.theme-mosaic a:hover{color:var(--ink);border-color:var(--pink)}.theme-mosaic a:nth-child(2n){background:#F3F0FC}.theme-mosaic a:nth-child(3n){background:#FDF3E8}.theme-mosaic h3{font-size:17px;margin:0 0 7px}.theme-mosaic p{max-width:310px;color:var(--muted);font-size:13px;line-height:1.75}.theme-mosaic .theme-marker{font-size:30px;font-weight:900;opacity:.18;position:absolute;bottom:0;right:17px;color:var(--indigo)}.shelf-home{display:grid;grid-template-columns:minmax(0,.42fr) minmax(0,.58fr);gap:20px}.shelf-home>.media-slot{height:100%;min-height:285px}.shelf-items{display:grid;gap:8px}.shelf-link{display:grid;grid-template-columns:58px 1fr 23px;align-items:center;gap:15px;padding:16px 18px;background:#fff;border:1px solid var(--stroke);border-radius:13px}.shelf-link:hover{border-color:var(--pink);color:var(--ink)}.shelf-link .shelf-spine{height:42px;border-radius:6px;background:var(--indigo);box-shadow:inset 4px 0 rgba(255,255,255,.28)}.shelf-link:nth-child(2) .shelf-spine{background:var(--pink)}.shelf-link:nth-child(3) .shelf-spine{background:var(--amber)}.shelf-link:nth-child(4) .shelf-spine{background:var(--mint)}.shelf-link strong{display:block;color:var(--ink)}.shelf-link small{display:block;color:var(--muted);margin-top:3px;font-size:12px}.rank-layout{display:grid;grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);gap:20px}.rank-layout>.media-slot{height:100%;min-height:410px}.ranking-list{display:grid;gap:8px}.rank-item{display:grid;grid-template-columns:68px 1fr;gap:15px;align-items:center;background:#fff;border:1px solid var(--stroke);border-radius:14px;padding:14px 20px}.rank-item .rank-num{font-size:35px;line-height:1;font-weight:900;color:var(--pink)}.rank-item:nth-child(2) .rank-num{color:var(--indigo)}.rank-item:nth-child(3) .rank-num{color:var(--cyan)}.rank-item:nth-child(4) .rank-num{color:var(--amber)}.rank-item:nth-child(5) .rank-num{color:var(--mint)}.rank-item strong{color:var(--ink)}.rank-item p{color:var(--muted);font-size:13px;line-height:1.6;margin:3px 0 0}.timeline{border-left:2px solid #D5CDE6;margin-left:14px;padding-left:29px;display:grid;gap:15px}.timeline-entry{position:relative;padding:18px 21px;background:#fff;border:1px solid var(--stroke);border-radius:14px}.timeline-entry:before{content:"";position:absolute;width:12px;height:12px;border-radius:50%;background:var(--indigo);border:3px solid var(--paper);left:-39px;top:24px;box-sizing:content-box}.timeline-entry:nth-child(2):before{background:var(--pink)}.timeline-entry:nth-child(3):before{background:var(--amber)}.timeline-entry strong{color:var(--ink)}.timeline-entry p{margin:5px 0 0;color:var(--muted);font-size:14px}.timeline-entry .status{font-size:11px;color:var(--pink);font-weight:900;letter-spacing:.1em}.app-home{display:grid;grid-template-columns:minmax(0,.45fr) minmax(0,.55fr);gap:28px;align-items:center;padding:30px;overflow:hidden;border-radius:21px;background:linear-gradient(135deg,#F1EDF9,#FDEBF4 65%,#FCF5E9);border:1px solid var(--stroke)}.app-home .phone-media{height:320px}.app-badge-row{display:flex;align-items:center;gap:16px;margin-bottom:15px}.app-home .app-title{font-size:30px;line-height:1.2;margin-bottom:14px}.app-home .app-description{font-size:15px;color:var(--muted);line-height:1.78}.closing-triptych{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.closing-triptych>.paper-card{padding:25px}.closing-triptych .topic-n{font-weight:900;color:var(--pink);font-size:12px;letter-spacing:.12em}.closing-triptych h3{margin:10px 0;font-size:19px}.closing-triptych p{font-size:14px;color:var(--muted)}.faq-preview{display:grid;grid-template-columns:1fr 1fr;gap:11px}.faq-preview article{padding:20px 22px;border-radius:15px;background:#fff;border:1px solid var(--stroke)}.faq-preview h3{font-size:15px;margin-bottom:8px}.faq-preview p{font-size:13px;color:var(--muted);line-height:1.7;margin:0}
/* Interior editorial layouts */
.inner-hero{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,.75fr);gap:35px;align-items:center;margin-bottom:32px;padding:clamp(26px,4vw,48px);border:1px solid var(--stroke);border-radius:21px;background:#fff;box-shadow:var(--shadow)}.inner-head{min-width:0}.inner-hero h1{margin:10px 0 17px}.inner-lead{color:var(--muted);font-size:16px;line-height:1.78}.inner-hero .horizontal-media{height:250px}.inner-hero .hero-crumb{font-size:12px;color:var(--muted);margin:0 0 13px}.inner-hero .hero-crumb a{color:var(--pink)}.inner-section-header{margin:0 0 25px;padding-bottom:15px;border-bottom:1px solid var(--stroke);display:flex;justify-content:space-between;align-items:center;gap:12px}.inner-section-header strong{font-size:12px;color:var(--pink);letter-spacing:.14em}.essay{margin-bottom:38px}.essay-section{background:#fff;border:1px solid var(--stroke);border-radius:17px;padding:clamp(20px,3vw,30px);min-width:0}.essay-section h2{font-size:21px;margin:8px 0 14px}.essay-section p{margin:0;color:var(--copy);font-size:16px;line-height:1.8}.essay-kicker{font-size:12px;color:var(--pink);font-weight:900;letter-spacing:.13em}.essay-number{font-size:28px;font-weight:900;line-height:1;color:var(--pink)}.essay-section:nth-child(2n) .essay-number{color:var(--indigo)}.essay-section:nth-child(3n) .essay-number{color:var(--cyan)}.essay-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.essay-grid .essay-section:first-child{grid-column:span 2}.essay-grid .essay-section:nth-child(4){grid-column:span 2}.essay-steps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.essay-steps .essay-section{border-top:4px solid var(--indigo)}.essay-steps .essay-section:nth-child(3n){border-top-color:var(--pink)}.essay-steps .essay-section:nth-child(4n){border-top-color:var(--amber)}.essay-timeline{display:grid;gap:13px;padding-left:34px;border-left:2px solid #DDD4EC;margin-left:13px}.essay-timeline .essay-section{position:relative}.essay-timeline .essay-section:before{content:"";position:absolute;width:14px;height:14px;border:4px solid var(--paper);background:var(--pink);border-radius:50%;left:-44px;top:25px;box-sizing:content-box}.essay-library{display:grid;gap:12px}.essay-library .essay-section{position:relative;padding-left:clamp(74px,9vw,114px)}.essay-library .essay-section:before{content:"";position:absolute;left:26px;top:22px;bottom:22px;width:24px;background:var(--indigo);border-radius:5px;box-shadow:inset 5px 0 rgba(255,255,255,.25)}.essay-library .essay-section:nth-child(2n):before{background:var(--pink)}.essay-library .essay-section:nth-child(3n):before{background:var(--amber)}.essay-paper{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.essay-paper .essay-section{border-radius:2px 17px 17px 2px;border-left:5px solid var(--pink)}.essay-paper .essay-section:nth-child(3n){border-left-color:var(--indigo)}.essay-terms{display:grid;gap:13px}.essay-terms .essay-section{display:grid;grid-template-columns:55px 1fr;gap:20px;align-items:start}.essay-terms .essay-body{min-width:0}.essay-terms .essay-number{padding-top:3px}.essay-index{display:grid;gap:14px}.essay-index .essay-section{position:relative}.essay-index .essay-section:nth-child(even){margin-left:clamp(0px,5vw,80px)}.essay-index .essay-section:nth-child(odd){margin-right:clamp(0px,5vw,80px)}.essay-mosaic{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:13px}.essay-mosaic .essay-section{grid-column:span 3}.essay-mosaic .essay-section:nth-child(3n){grid-column:span 4}.essay-mosaic .essay-section:nth-child(4n){grid-column:span 2}.essay-mosaic .essay-section:nth-child(2n){background:#F5F2FC}.essay-mosaic .essay-section:nth-child(5n){background:#FDF1E5}.essay-chapters{display:grid;gap:13px}.essay-chapters .essay-section{display:grid;grid-template-columns:75px 1fr;gap:17px;align-items:start}.essay-chapters .essay-number{font-size:36px;margin-top:12px}.essay-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.essay-cards .essay-section:nth-child(1),.essay-cards .essay-section:nth-child(4){background:#F5F2FC}.essay-cards .essay-section:nth-child(3),.essay-cards .essay-section:nth-child(6){background:#FDF1E5}.end-note{margin-top:18px;padding:clamp(24px,3vw,38px);border-radius:16px;background:var(--ink);color:#fff;position:relative;overflow:hidden}.end-note:before{content:"✦";position:absolute;right:22px;top:-14px;color:rgba(255,255,255,.1);font-size:100px}.end-note h2{font-size:18px;color:#fff;margin:0 0 12px}.end-note p{position:relative;font-size:15px;line-height:1.85;max-width:900px;margin:0;color:#F0EAF8}.related-block{margin:35px 0 64px}.related-block h2{font-size:20px;margin-bottom:15px}.related-links{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.related-links>a{min-height:84px;background:#fff;border:1px solid var(--stroke);border-radius:13px;padding:15px 17px;display:flex;align-items:center;justify-content:space-between;gap:10px;font-weight:800;font-size:14px}.related-links>a:hover{border-color:var(--pink);color:var(--pink)}.related-links>a span{color:var(--pink)}
.faq-list{display:grid;gap:12px}.faq-entry{background:white;border:1px solid var(--stroke);border-radius:15px;padding:21px 25px}.faq-entry h2{font-size:17px;display:flex;align-items:baseline;gap:12px;margin-bottom:9px}.faq-entry .faq-no{font-size:13px;font-weight:900;color:var(--pink)}.faq-entry p{margin:0;color:var(--copy);line-height:1.8}.faq-aside{background:#F3EEFF;border:1px solid rgba(99,102,241,.15);border-radius:16px;padding:24px;margin-bottom:24px}.faq-aside h2{font-size:19px;margin-bottom:10px}.faq-aside p{font-size:15px;margin:0}
/* Footer, book directory, and search */
.site-footer{background:var(--ink);color:#F7EFE6;padding:55px 0 23px;margin-top:65px}.footer-inner{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,2fr);gap:56px}.footer-intro{max-width:300px}.footer-brand{display:inline-flex;align-items:center;color:#fff}.footer-logo{max-width:180px;height:36px}.footer-brand .logo-text{color:#fff}.footer-en{letter-spacing:.16em;color:#DCC4F8;font-size:12px;font-weight:900;margin:13px 0 21px}.footer-intro>p:not(.footer-en){font-size:13px;line-height:1.85;color:#D9D1E3}.footer-intro .footer-idea{opacity:.8}.footer-links{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.footer-links h3{color:#fff;font-size:14px;margin-bottom:12px}.footer-links a{display:block;width:max-content;max-width:100%;font-size:13px;color:#D9D1E3;margin-bottom:7px}.footer-links a:hover,.footer-bottom a:hover{color:#fff;text-decoration:underline}.footer-bottom{border-top:1px solid rgba(255,255,255,.17);margin-top:40px;padding-top:21px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12px;color:#C7BBD4}.footer-bottom a{color:#EADCF4}.mobile-nav{display:none}
.site-overlay{position:fixed;inset:0;background:rgba(18,13,36,.66);backdrop-filter:blur(4px);z-index:70;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .18s}.site-overlay.is-open{visibility:visible;pointer-events:auto;opacity:1}.book-directory,.search-panel{position:fixed;z-index:80;left:50%;top:50%;transform:translate(-50%,-47%) scale(.98);visibility:hidden;pointer-events:none;opacity:0;transition:opacity .19s,transform .19s;box-shadow:0 33px 100px rgba(8,5,24,.33)}.book-directory.is-open,.search-panel.is-open{transform:translate(-50%,-50%) scale(1);visibility:visible;opacity:1;pointer-events:auto}.book-directory{width:min(840px,calc(100% - 36px));max-height:min(88vh,790px);background:#FFF9F3;border-radius:17px;border:1px solid rgba(255,255,255,.8);display:flex;flex-direction:column;overflow:hidden}.directory-top{display:flex;justify-content:space-between;align-items:center;min-height:76px;gap:12px;padding:15px 25px;background:#fff;border-bottom:1px solid var(--stroke)}.directory-brand{display:flex;align-items:center;gap:13px;min-width:0}.menu-logo{height:32px;max-width:145px}.directory-brand .logo-text{font-size:20px}.directory-brand>span:not(.logo-text){font-size:10px;letter-spacing:.15em;color:var(--muted);white-space:nowrap;font-weight:800}.directory-controls{display:flex;align-items:center;gap:9px}.close-square{min-width:43px;min-height:43px;padding:0;border:1px solid var(--stroke);border-radius:11px;color:var(--ink);background:#fff;font-size:25px;line-height:1}.close-square:hover,.small-action:hover{border-color:var(--pink);color:var(--pink)}.small-action{border:1px solid var(--stroke);border-radius:10px;background:#fff;padding:8px 13px;min-height:43px;font-size:13px;color:var(--ink);font-weight:800}.directory-pages{overflow-y:auto;overscroll-behavior:contain;display:grid;grid-template-columns:1fr 1fr;min-height:0;flex:1;align-content:start;background:linear-gradient(90deg,#FFF8F2 49.9%,#E2D8E9 50%,#FFF8F2 50.1%)}.directory-group{padding:22px 27px 15px;min-width:0}.directory-group:nth-child(2n){background:rgba(255,255,255,.33)}.directory-group h3{font-size:12px;color:var(--pink);letter-spacing:.14em;margin-bottom:9px}.directory-link{display:grid;grid-template-columns:83px 1fr 15px;gap:8px;align-items:center;border-bottom:1px solid var(--stroke);padding:10px 0;min-height:56px}.directory-link:last-child{border:0}.directory-link strong{font-size:13px;color:var(--ink)}.directory-link>span{font-size:11.5px;color:var(--muted);line-height:1.52}.directory-link i{font-style:normal;color:var(--pink)}.directory-link:hover strong{color:var(--pink)}.directory-bottom{min-height:42px;display:flex;align-items:center;justify-content:space-between;padding:8px 25px;gap:10px;color:var(--muted);font-size:10px;letter-spacing:.1em;border-top:1px solid var(--stroke)}.directory-bottom a{color:var(--pink);font-weight:900;letter-spacing:normal}.search-panel{background:#fff;border-radius:20px;border:1px solid var(--stroke);padding:clamp(24px,4vw,40px);width:min(630px,calc(100% - 36px));max-height:90vh;overflow-y:auto}.search-head{display:flex;justify-content:space-between;align-items:start;gap:15px;margin-bottom:24px}.search-head h2{font-size:25px;margin-top:8px}.search-panel>label{display:block;color:var(--muted);font-size:13px;margin-bottom:8px;font-weight:800}.search-input{display:block;width:100%;height:50px;border:2px solid #D9D3E5;border-radius:12px;background:var(--paper);padding:0 16px;font-size:16px;color:var(--ink)}.search-input:focus{border-color:var(--pink);outline:0}.search-hint{font-size:12px;color:var(--muted);margin:11px 0 18px}.search-presets{display:grid;grid-template-columns:1fr 1fr;gap:10px}.search-presets>a{padding:12px 14px;border-radius:12px;border:1px solid var(--stroke);background:#FBF8FC;display:flex;justify-content:space-between;align-items:center;min-height:49px;font-size:14px;color:var(--ink);font-weight:800}.search-presets>a:hover{border-color:var(--pink);color:var(--pink)}.search-presets>a span{color:var(--pink)}.search-presets>a[hidden],.search-empty[hidden]{display:none!important}.search-empty{color:var(--muted);font-size:14px}.text-action{margin-top:16px;padding:10px 0;border:0;background:transparent;color:var(--pink);font-size:14px;font-weight:900}
@media(max-width:1023px){.chapter-inner{gap:26px}.footer-inner{gap:24px}.cover{gap:22px}.topic-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.related-links{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:767px){:root{--head-height:72px;--tabs-height:0px}html{scroll-padding-top:85px}.wrap{width:calc(100% - 32px)}.site-header{width:100%;max-width:100vw}.chapter-strip{display:none}.site-main{padding-top:calc(var(--head-height) + 18px)}.header-inner{grid-template-columns:minmax(44px,1fr) minmax(0,1.5fr) minmax(70px,1fr);gap:5px}.brand-mark{max-width:100%}.brand-logo{max-height:32px;max-width:142px}.logo-text{font-size:clamp(17px,4.5vw,22px)}.header-actions{gap:0}.search-trigger{display:none}.header-app{min-height:44px;padding:0 10px;font-size:12px}.header-app span{display:none}.icon-square{width:44px;height:44px}.site-footer{padding-bottom:calc(25px + 60px + env(safe-area-inset-bottom));margin-top:38px}.footer-inner{grid-template-columns:1fr}.footer-links{grid-template-columns:repeat(2,minmax(0,1fr));row-gap:25px}.mobile-nav{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));position:fixed;bottom:0;left:0;right:0;z-index:60;background:#fff;border-top:1px solid var(--stroke);height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);box-shadow:0 -4px 16px rgba(26,18,48,.08)}.mobile-nav>a{min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;min-height:50px;color:var(--muted);font-size:19px;line-height:1.1;border-top:3px solid transparent}.mobile-nav>a small{font-size:11px;white-space:nowrap;font-weight:700}.mobile-nav>a.active{color:var(--pink);background:#FFF0F8;border-top-color:var(--pink)}.cover{grid-template-columns:1fr;padding:24px}.cover h1{font-size:clamp(29px,7.8vw,35px);max-width:100%}.cover-side-label{margin-bottom:15px}.cover-intro{font-size:15px}.hero-media{height:240px}.button-row{gap:8px}.btn{font-size:13px;padding:10px 16px;min-height:44px}.topic-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}.topic-tile{padding:15px}.topic-tile p{font-size:12.5px}.today-layout,.studio-split,.shelf-home,.rank-layout,.app-home,.inner-hero{grid-template-columns:1fr}.today-layout>.media-slot{min-height:200px;height:225px}.feature-grid{display:grid;grid-template-columns:1fr;gap:14px}.series-card{grid-column:span 1}.series-card:nth-child(2),.series-card:nth-child(3){margin-top:0}.series-card .feature-media{height:185px}.studio-split .section-media{min-height:220px;height:235px}.steps-grid{grid-template-columns:1fr 1fr}.theme-mosaic{grid-template-columns:1fr 1fr}.theme-mosaic>a{grid-column:span 1;min-height:152px;padding:16px}.theme-mosaic>a:nth-child(1),.theme-mosaic>a:nth-child(4){grid-column:span 2}.shelf-home>.media-slot{min-height:190px;height:210px}.rank-layout>.media-slot{min-height:190px;height:210px}.app-home{padding:22px;gap:20px}.app-home .phone-media{height:240px}.closing-triptych{grid-template-columns:1fr}.faq-preview{grid-template-columns:1fr}.section-heading{align-items:start}.section-heading .section-toplink{font-size:12px}.inner-hero{gap:20px;padding:24px}.inner-hero .horizontal-media{height:210px}.inner-hero h1{font-size:27px}.inner-lead{font-size:15px}.essay-grid,.essay-steps,.essay-paper,.essay-cards{grid-template-columns:1fr}.essay-grid .essay-section:first-child,.essay-grid .essay-section:nth-child(4){grid-column:span 1}.essay-mosaic{grid-template-columns:1fr}.essay-mosaic .essay-section,.essay-mosaic .essay-section:nth-child(3n),.essay-mosaic .essay-section:nth-child(4n){grid-column:span 1}.essay-section{padding:20px}.essay-section h2{font-size:19px}.essay-section p{font-size:15px}.essay-terms .essay-section{grid-template-columns:41px 1fr;gap:13px}.essay-chapters .essay-section{grid-template-columns:49px 1fr;gap:9px}.essay-chapters .essay-number{font-size:28px}.essay-index .essay-section:nth-child(even){margin-left:0}.essay-index .essay-section:nth-child(odd){margin-right:0}.related-links{grid-template-columns:1fr 1fr}.related-links a{font-size:12px;padding:12px;min-height:70px}.book-directory{width:calc(100% - 22px);max-height:calc(100dvh - 22px);border-radius:13px}.directory-top{padding:13px 16px;min-height:67px}.directory-pages{grid-template-columns:1fr;background:#FFF8F2}.directory-group{padding:16px 19px}.directory-brand>span:not(.logo-text){display:none}.directory-brand .logo-text{font-size:18px}.menu-logo{max-width:122px;height:27px}.directory-bottom{padding:8px 16px}.search-panel{width:calc(100% - 24px);padding:24px;max-height:calc(100dvh - 25px)}.search-head h2{font-size:22px}.faq-entry{padding:18px}.faq-entry h2{font-size:16px}}
@media(max-width:380px){.cover{padding:20px}.cover .hero-media{height:200px}.topic-tile{padding:12px}.topic-tile p{font-size:12px}.chapter-list{padding:9px 13px}.chapter-row{grid-template-columns:27px 1fr 14px;gap:9px}.chapter-row strong{font-size:14px}.chapter-row p{font-size:12px}.steps-grid{grid-template-columns:1fr}.shelf-link{grid-template-columns:37px 1fr 16px;gap:10px;padding:12px}.shelf-link .shelf-spine{height:40px}.theme-mosaic>a{padding:13px}.theme-mosaic h3{font-size:16px}.theme-mosaic p{font-size:12px}.rank-item{grid-template-columns:53px 1fr;gap:10px;padding:13px}.rank-item .rank-num{font-size:28px}.footer-links{gap:15px}.directory-link{grid-template-columns:65px 1fr 13px;gap:6px}.directory-link>span{font-size:11px}.directory-link strong{font-size:12px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition-duration:0.01ms!important;animation-duration:0.01ms!important}}