@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;600;700;800&display=swap");
:root{--navy:#082553;--blue:#0866e8;--blue2:#0b5bd3;--pale:#f4f9ff;--line:#d6e2f2;--green:#009f67;--purple:#6b38db;--orange:#ff5a11;--text:#092553;--muted:#54677f;--shadow:0 8px 28px rgba(15,58,112,.08)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--text);font-family:"Noto Sans JP",-apple-system,BlinkMacSystemFont,"Segoe UI","Yu Gothic",YuGothic,"Hiragino Kaku Gothic ProN",Meiryo,sans-serif;background:#fff;line-height:1.7}a{color:inherit;text-decoration:none}.container{width:min(1210px,calc(100% - 48px));margin:auto}.site-header{height:88px;background:#fff;border-bottom:1px solid #eef2f7;position:relative;z-index:20}.header-inner{height:100%;width:min(1210px,calc(100% - 48px));margin:auto;display:flex;align-items:center;gap:30px}.brand{display:flex;align-items:center;font-weight:800;white-space:nowrap;line-height:1;position:relative;padding:4px 0 8px}.brand-name{display:flex;align-items:baseline;position:relative;padding-bottom:7px}.brand-name::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:#0877ed}.brand-name strong{font-size:31px;font-style:italic;font-weight:900;letter-spacing:-.055em;color:#0877ed}.brand-name>span{font-size:22px;font-weight:900;letter-spacing:-.04em;color:var(--navy);margin-left:5px}.global-nav{display:flex;gap:40px;margin-left:auto;font-size:14px;font-weight:700}.global-nav a:hover{color:var(--blue)}.header-cta{background:var(--orange);color:#fff;font-weight:800;padding:14px 22px;border-radius:6px;box-shadow:0 5px 12px rgba(255,90,17,.16)}.header-cta span{font-size:20px;margin-left:6px}.menu-button{display:none;border:0;background:none;color:var(--navy)}
.hero{background:linear-gradient(100deg,#f6fbff 0%,#fff 54%,#f1f7ff 100%);position:relative;overflow:hidden;border-bottom:1px solid #f1f4f7}.hero-grid{min-height:408px;display:grid;grid-template-columns:46% 54%;align-items:center}.hero-copy{padding:44px 0 34px}.eyebrow{font-weight:800;color:var(--blue);font-size:14px;margin:0 0 8px}.hero h1{font-size:50px;line-height:1.25;letter-spacing:.05em;margin:0 0 16px;color:#082552}.hero h1 span{color:var(--blue)}.hero-lead{margin:0 0 22px;font-size:15px;font-weight:600}.hero-actions{display:flex;gap:14px;align-items:center}.btn{height:51px;padding:0 18px;border-radius:6px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:14px;font-weight:800}.btn-orange{background:var(--orange);color:#fff;box-shadow:0 7px 16px rgba(255,90,17,.2)}.btn-outline{border:1.5px solid var(--blue);color:var(--blue);background:#fff}.btn small{font-size:11px}.btn-blue{background:linear-gradient(90deg,#0868e9,#0454cc);color:#fff}.hero-points{display:flex;gap:26px;margin-top:21px;color:#1762cc;font-size:12px;font-weight:700}.hero-points span{white-space:nowrap}.hero-dots{position:absolute;width:100px;height:100px;background-image:radial-gradient(#cfe1f8 1.5px,transparent 1.5px);background-size:10px 10px;opacity:.7}.hero-dots-left{left:-15px;top:80px}.hero-dots-right{right:-8px;top:42px}.hero-visual{height:365px;position:relative}.device{position:absolute;background:#121212;border-radius:13px;padding:9px;box-shadow:0 15px 28px rgba(11,37,75,.2)}.device .screen{height:100%;background:#fff;border-radius:6px;padding:12px;position:relative;overflow:hidden}.laptop{width:430px;height:260px;left:36px;top:40px}.laptop:after{content:"";position:absolute;left:-25px;right:-25px;bottom:-13px;height:15px;background:linear-gradient(#777,#cfcfcf);border-radius:2px 2px 16px 16px}.tablet{width:190px;height:238px;right:40px;bottom:20px;padding:7px}.phone{width:88px;height:176px;right:-5px;bottom:16px;padding:5px;border-radius:16px}.exam-bar{height:18px;border-bottom:1px solid #eee;display:flex;justify-content:space-between;font-size:7px}.exam-content{display:grid;grid-template-columns:55% 45%;gap:12px;margin-top:18px}.mini-table{height:86px;border:1px solid #bbb;display:grid;grid-template-columns:repeat(4,1fr)}.mini-table b{grid-column:1/-1;font-size:8px;padding-left:5px}.mini-table span{border-top:1px solid #bbb;border-right:1px solid #bbb}.mini-options{display:flex;flex-direction:column;gap:9px;padding-top:4px}.mini-options i{height:7px;background:#d9dee7;border-radius:9px;width:80%}.exam-bottom{display:flex;justify-content:space-between;align-items:center;position:absolute;left:12px;right:12px;bottom:28px}.tabs{display:flex;gap:6px}.tabs b{font-size:8px;color:#1b62c7;border:1px solid #c7d9ef;padding:2px 5px;border-radius:2px}.screen button{border:0;background:#0866e8;color:#fff;border-radius:4px;padding:7px 12px;font-size:8px;font-weight:700;float:right}.progress{position:absolute;height:5px;background:#e8eef7;bottom:9px;left:12px;right:12px}.progress span{display:block;background:#1bb76c;width:38%;height:100%}.tablet .mini-table,.phone .mini-table{height:58px;margin:14px 0}.tablet .mini-options,.phone .mini-options{gap:7px}.tablet .mini-options i,.phone .mini-options i{display:block;height:5px;background:#dce2ea;margin:6px}.tablet button,.phone button{position:absolute;right:10px;bottom:16px}
.section-white{padding:26px 0 30px}.section-soft{background:#fff;padding:0 0 16px}.section-tight{padding-top:0}.section-heading{text-align:center;font-size:23px;margin:0 0 22px;display:flex;align-items:center;justify-content:center;gap:20px}.section-heading span{width:60px;height:1px;background:#8ab2ee}.purpose-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:17px}.purpose-card{border:1px solid var(--line);border-radius:8px;padding:24px 26px 20px;min-height:188px;background:#fff;box-shadow:0 2px 8px rgba(20,59,109,.025)}.purpose-card .line-icon{font-size:33px;color:var(--blue);margin-bottom:7px}.purpose-card h3{font-size:16px;margin:0 0 10px;line-height:1.5}.purpose-card p{font-size:12px;color:#3e5676;margin:0 0 12px}.purpose-card b{font-size:13px;color:var(--blue)}.purpose-card.green .line-icon,.purpose-card.green b{color:var(--green)}.purpose-card.purple .line-icon,.purpose-card.purple b{color:var(--purple)}
.feature-panel{background:linear-gradient(120deg,#f7fbff,#f3f8ff);border-radius:9px;padding:20px 22px;margin-top:0;border:1px solid #eef4fb}.panel-head{display:flex;justify-content:space-between;gap:30px;align-items:flex-start}.panel-head h2,.practice-copy h2{font-size:24px;margin:0 0 3px}.panel-head p,.practice-copy p{font-size:12px;margin:0;color:#314b6a}.panel-head>a{font-size:13px;font-weight:800;color:var(--blue)}.mock-grid{display:grid;grid-template-columns:1.18fr .92fr;gap:22px;margin-top:14px}.mock-types{display:grid;grid-template-columns:1fr 1fr;gap:14px}.mock-card{background:#fff;border:1px solid #dce8f8;border-radius:7px;padding:18px;text-align:center}.mock-card.web{border-color:#d2ebdf}.mock-icon{font-size:28px;color:var(--blue)}.mock-card.web .mock-icon,.mock-card.web h3{color:var(--green)}.mock-card h3{font-size:16px;color:var(--blue);margin:5px 0}.mock-card p{font-size:11px;margin:0 0 11px}.mock-badges{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin:8px 0}.mock-badges span{background:#eef5ff;color:#1260c8;padding:7px 2px;font-size:10px;font-weight:800;border-radius:5px;line-height:1.3}.web .mock-badges span{background:#eefaf5;color:#078c5e}.mock-badges small{font-size:8px}.mock-card>a{display:block;background:linear-gradient(90deg,#0870ed,#0754cd);color:white;padding:9px;border-radius:4px;font-size:12px;font-weight:800}.web>a{background:linear-gradient(90deg,#04a466,#008b59)}.free{display:block;color:#0e63d5;font-weight:800;margin-top:6px}.web .free{color:#078c5e}.result-card{background:#fff;border-radius:7px;padding:13px 18px;border:1px solid #e4ecf6}.result-card h3{text-align:center;font-size:14px;margin:0 0 8px}.result-label{font-size:10px;font-weight:800;color:#56697e}.score-row{display:grid;grid-template-columns:repeat(4,1fr);background:#f8fafc;border-radius:5px}.score-row div{padding:7px 8px;border-right:1px solid #edf0f4}.score-row div:last-child{border:0}.score-row small{display:block;font-size:8px;color:#77889b}.score-row b{font-size:20px}.score-row em{font-size:8px;font-style:normal}.result-bars div{display:grid;grid-template-columns:60px 45px 1fr;align-items:center;gap:8px;font-size:9px;margin:7px 0}.result-bars i{height:7px;background:#e4e8ef;border-radius:8px;overflow:hidden}.result-bars u{display:block;height:100%;background:#176ce9;border-radius:8px}.result-card>a{display:block;text-align:center;color:var(--blue);font-size:11px;font-weight:800;margin-top:9px}
.practice-panel{display:grid;grid-template-columns:36% 64%;gap:26px;padding-top:20px;padding-bottom:20px}.section-kicker{color:#0d69e6!important;font-size:14px!important;font-weight:800;margin:0!important}.practice-copy{padding:10px 0 0 2px}.practice-copy h2{font-size:25px;line-height:1.35;margin:5px 0 7px}.mini-features{display:flex;gap:18px;flex-wrap:wrap;font-size:9px;color:#168768;font-weight:700;margin:22px 0 15px}.practice-copy .btn{height:44px}.practice-preview{background:#fff;border:1px solid #dce8f6;border-radius:6px;padding:12px 18px;font-size:11px;position:relative}.preview-tabs{display:flex;gap:10px;align-items:center;color:#4e6178;border-bottom:1px solid #eef2f7;padding-bottom:7px}.preview-tabs b{color:var(--blue)}.preview-tabs small{margin-left:auto}.practice-preview>p{line-height:1.7}.practice-body{display:grid;grid-template-columns:42% 58%;gap:15px}.practice-body ol{columns:2;margin:0;padding-left:25px}.explain{background:#edf5ff;padding:8px 12px;border-radius:5px;color:#164b8b}.explain p{margin:2px 0}.practice-preview>a{display:block;text-align:right;color:var(--blue);font-weight:800;margin-top:7px}
.green-text{color:var(--green)!important}.guide-panel{padding-bottom:17px}.guide-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:14px}.guide-grid a{background:#fff;border:1px solid #dde8f6;border-radius:6px;padding:16px;display:flex;align-items:center;gap:12px;min-height:82px}.guide-grid span{font-size:28px;color:var(--blue)}.guide-grid b{font-size:12px}.tutoring-strip{margin-top:14px;background:linear-gradient(90deg,#faf8ff,#f1efff);border-radius:8px;padding:14px 20px;display:flex;align-items:center;justify-content:space-between}.tutoring-strip>div{display:flex;gap:13px;align-items:center}.tutor-icon{font-size:28px;color:var(--purple)}.tutoring-strip p{margin:0}.tutoring-strip b{font-size:16px}.tutoring-strip small{font-size:10px;display:block}.tutoring-strip>a{background:linear-gradient(90deg,#7142e4,#5c29c7);color:#fff;font-size:13px;font-weight:800;padding:10px 42px;border-radius:5px}.strengths{padding:35px 0 24px}.strengths .section-heading{font-size:16px}.strength-grid{border:1px solid #dbe6f3;border-radius:8px;display:grid;grid-template-columns:repeat(4,1fr);padding:15px 10px}.strength-grid article{display:flex;gap:12px;align-items:center;padding:0 16px;border-right:1px solid #e2e9f2}.strength-grid article:last-child{border:0}.strength-grid i{font-style:normal;font-size:28px;color:var(--blue)}.strength-grid h3{font-size:12px;margin:0}.strength-grid p{font-size:9px;margin:3px 0;color:#50617a}.faq{padding:0 0 28px}.faq .section-heading{font-size:16px}.faq-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}.faq-grid a{border:1px solid #dce6f3;border-radius:7px;padding:10px 14px;font-size:11px;font-weight:700;background:#fff}.site-footer{background:linear-gradient(120deg,#072c67,#0051ae);color:#fff;padding:25px 0 14px}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:36px}.brand-white{color:#fff}.brand-white .brand-name strong{color:#3aa0ff}.brand-white .brand-name>span{color:#fff}.brand-white .brand-name::after{background:#55c8ef}.footer-brand p{font-size:10px;opacity:.92}.footer-grid h3{font-size:11px;margin:4px 0 8px}.footer-grid>div:not(:first-child) a{display:block;font-size:9px;opacity:.9;margin:4px 0}.footer-bottom{display:flex;justify-content:space-between;align-items:center;font-size:10px;margin-top:12px}.socials{display:flex;gap:10px}.socials i{width:27px;height:27px;border:1px solid rgba(255,255,255,.6);border-radius:50%;display:grid;place-items:center;font-size:8px;font-style:normal}
.mobile-nav{display:none}
@media(max-width:900px){.site-header{height:72px}.header-inner{width:calc(100% - 24px)}.global-nav,.header-cta{display:none}.brand-name strong{font-size:27px}.brand-name>span{font-size:19px}.menu-button{display:flex;margin-left:auto;flex-direction:column;align-items:center;gap:4px;padding:6px}.menu-button i{width:25px;height:2px;background:var(--navy)}.menu-button small{font-size:8px}.mobile-nav{position:absolute;top:72px;left:0;right:0;background:#fff;border-top:1px solid #eee;padding:10px 20px 18px;box-shadow:0 10px 22px rgba(0,0,0,.08)}.mobile-nav.open{display:grid!important}.mobile-nav a{padding:11px;border-bottom:1px solid #edf2f6;font-weight:700;font-size:14px}.mobile-nav .mobile-cta{background:var(--orange);color:#fff;text-align:center;border-radius:5px;margin-top:8px}.container{width:min(100% - 30px,720px)}.hero-grid{grid-template-columns:1fr;min-height:auto}.hero-copy{padding:38px 0 18px}.hero h1{font-size:38px}.hero-lead{font-size:13px}.desktop-only{display:none}.hero-actions{flex-direction:column;align-items:stretch}.hero-points{flex-wrap:wrap;gap:8px 18px}.hero-visual{height:300px}.laptop{left:4%;top:16px;width:72%;height:210px}.tablet{width:32%;height:188px;right:7%;bottom:14px}.phone{right:0;width:15%;height:132px}.purpose-grid,.guide-grid,.faq-grid{grid-template-columns:1fr 1fr}.mock-grid,.practice-panel{grid-template-columns:1fr}.strength-grid{grid-template-columns:1fr 1fr;gap:16px}.strength-grid article:nth-child(2){border-right:0}.footer-grid{grid-template-columns:1.4fr 1fr 1fr}.footer-grid>div:nth-child(4),.footer-grid>div:nth-child(5){margin-top:10px}.tutoring-strip{gap:16px}.tutoring-strip>a{padding:10px 20px}}
@media(max-width:600px){.container{width:calc(100% - 24px)}.brand-name strong{font-size:25px}.brand-name>span{font-size:18px}.hero h1{font-size:33px;letter-spacing:.02em}.eyebrow{font-size:12px}.hero-visual{height:245px}.laptop{width:78%;height:175px}.tablet{height:155px}.phone{height:110px}.hero-points{font-size:10px}.purpose-grid,.guide-grid,.faq-grid,.mock-types{grid-template-columns:1fr}.purpose-card{min-height:auto}.feature-panel{padding:16px}.panel-head{display:block}.panel-head>a{display:inline-block;margin-top:8px}.practice-panel{gap:14px}.practice-body{grid-template-columns:1fr}.tutoring-strip{display:block}.tutoring-strip>a{display:block;text-align:center;margin-top:12px}.strength-grid{grid-template-columns:1fr}.strength-grid article{border-right:0;border-bottom:1px solid #e2e9f2;padding:10px}.footer-grid{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}.footer-bottom{margin-top:20px}.section-heading{font-size:20px}.section-heading span{width:35px}.score-row{grid-template-columns:1fr 1fr}.score-row div:nth-child(2){border-right:0}.mock-grid{gap:12px}}
/* v0.2: hero and icon refinements */
.hero .live-screen{padding:0;overflow:hidden;background:#fff}
.live-screen iframe{border:0;width:1366px;height:768px;transform-origin:0 0;pointer-events:none;background:#fff}
.laptop .live-screen iframe{transform:scale(.302)}
.tablet .live-screen iframe{transform:scale(.126)}
.phone .live-screen iframe{transform:scale(.055)}
.line-icon svg,.btn-icon svg{width:1em;height:1em;display:block;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}
.btn-icon{font-size:21px;display:inline-grid;place-items:center}
.purpose-card .line-icon{width:38px;height:38px;display:grid;place-items:center}
.purpose-card .line-icon svg{width:34px;height:34px}
.faq{padding-top:34px}
/* v0.3: real exam screenshots and unified icons */
.hero .exam-shot{padding:0;overflow:hidden;background:#fff}
.hero .exam-shot img{display:block;width:100%;height:100%;object-fit:cover;object-position:center;filter:blur(.2px);transform:scale(1.01)}
.hero .tablet-shot img{object-position:50% 48%}
.hero .phone-shot img{object-position:50% 25%;filter:blur(.15px)}
.mock-card .mock-icon.line-icon{width:42px;height:42px;margin:0 auto 3px;display:grid;place-items:center;color:var(--blue)}
.mock-card.web .mock-icon.line-icon{color:var(--green)}
.mock-card .mock-icon svg{width:38px;height:38px;fill:none;stroke:currentColor;stroke-width:2.25;stroke-linecap:round;stroke-linejoin:round}
.tutor-icon.line-icon{width:34px;height:34px;display:grid;place-items:center;color:var(--purple);flex:0 0 auto}
.tutor-icon.line-icon svg{width:32px;height:32px;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}

/* v1.3 hero device refinements */
.hero .laptop .exam-shot img{
  object-fit:contain;
  object-position:center;
  transform:none;
  filter:blur(.18px);
}
.hero .laptop .exam-shot{
  background:#f7f9fc;
}
.hero .tablet{
  width:250px;
  height:162px;
  right:34px;
  bottom:24px;
  padding:7px;
  border-radius:12px;
}
.hero .tablet .exam-shot img{
  object-fit:contain;
  object-position:center;
  transform:none;
  filter:blur(.18px);
}
.hero .tablet .exam-shot{
  background:#f7f9fc;
}
@media(max-width:900px){
  .hero .tablet{width:38%;height:132px;right:5%;bottom:18px}
}
@media(max-width:600px){
  .hero .tablet{width:40%;height:104px;right:5%;bottom:18px}
}

/* v1.3 hero tablet balance */
@media(min-width:901px){
  .hero .tablet{
    width:300px;
    height:194px;
    right:12px;
    bottom:18px;
    z-index:2;
  }
  .hero .phone{
    right:-12px;
    bottom:12px;
    z-index:3;
  }
}

/* v1.3 mock exam section: current-feature preview */
.mock-screen-card{display:flex;flex-direction:column;justify-content:flex-start}
.mock-screen-card .mock-screen-preview{margin:10px 0 12px;border:1px solid #dce5f0;border-radius:8px;overflow:hidden;background:#f7f9fc;aspect-ratio:16/8.8}
.mock-screen-card .mock-screen-preview img{display:block;width:100%;height:100%;object-fit:contain;object-position:center;filter:blur(.12px)}
.mock-screen-card>p{font-size:12px;line-height:1.75;color:#52647b;margin:0 0 8px}
.mock-screen-card>a{margin-top:auto}

/* v1.3 mock cards: do not stretch to the preview card height */
.mock-grid{align-items:start}
.mock-types{align-items:start}
.mock-card{align-self:start}

/* v1.3 mock exam cards: equal height + future formats */
.mock-grid{align-items:stretch}
.mock-types{align-items:stretch}
.mock-card{align-self:stretch}
.result-card{height:100%}
.future-card{
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:flex-start;
  text-align:center;
  padding:24px 20px 20px;
}
.future-card .future-icon{
  width:46px;height:46px;
  display:grid;place-items:center;
  color:var(--blue);
  margin:0 auto 4px;
}
.future-card .future-icon svg{
  width:42px;height:42px;
  fill:none;stroke:currentColor;stroke-width:2.15;
  stroke-linecap:round;stroke-linejoin:round;
}
.future-card h3{margin:4px 0 9px}
.future-card>p{
  font-size:12px;line-height:1.75;color:#52647b;
  margin:0 0 16px;
}
.future-tests{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:9px;
  width:100%;
  margin-top:2px;
}
.future-tests span{
  min-height:70px;
  border:1px solid #dce5f0;
  background:#f7f9fc;
  border-radius:7px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
}
.future-tests b{font-size:16px;color:#223b5e}
.future-tests small{font-size:10px;color:#75869b;margin-top:4px}
.future-note{
  display:block;
  margin-top:auto;
  padding-top:13px;
  font-size:10px;
  color:#8190a3;
}


/* v1.3 top guide section */
.guide-media-panel .panel-head{align-items:flex-end}
.guide-article-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
  margin-top:22px;
}
.guide-article-card{
  overflow:hidden;
  border:1px solid #dce5f0;
  border-radius:9px;
  background:#fff;
  color:var(--navy);
  text-decoration:none;
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.guide-article-card:hover{
  transform:translateY(-2px);
  box-shadow:0 10px 24px rgba(16,58,119,.08);
  border-color:#b9d1ef;
}
.guide-thumb{
  position:relative;
  height:112px;
  display:grid;
  place-items:center;
  overflow:hidden;
  border-bottom:1px solid #e8eef5;
}
.guide-thumb:before,.guide-thumb:after{
  content:"";
  position:absolute;
  border-radius:50%;
  background:rgba(255,255,255,.6);
}
.guide-thumb:before{width:92px;height:92px;right:-18px;top:-24px}
.guide-thumb:after{width:64px;height:64px;left:-14px;bottom:-22px}
.guide-thumb-tc{background:linear-gradient(135deg,#eef6ff,#f9fbff)}
.guide-thumb-web{background:linear-gradient(135deg,#eefaf4,#fbfffd)}
.guide-thumb-types{background:linear-gradient(135deg,#f3f5ff,#fbfcff)}
.guide-thumb-book{background:linear-gradient(135deg,#fff8eb,#fffdf8)}
.guide-tag{
  position:absolute;
  top:9px;left:9px;
  z-index:2;
  padding:4px 7px;
  border-radius:4px;
  background:var(--blue);
  color:#fff;
  font-size:9px;
  font-weight:800;
  line-height:1;
}
.guide-thumb-web .guide-tag{background:var(--green)}
.guide-thumb-book .guide-tag{background:#d98a00}
.thumb-icon{
  position:relative;
  z-index:1;
  width:58px;height:58px;
  display:grid;place-items:center;
  color:var(--blue);
}
.guide-thumb-web .thumb-icon{color:var(--green)}
.guide-thumb-types .thumb-icon{color:#536dd8}
.guide-thumb-book .thumb-icon{color:#c58213}
.thumb-icon svg{
  width:52px;height:52px;
  fill:none;
  stroke:currentColor;
  stroke-width:1.9;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.guide-article-body{padding:14px 14px 13px}
.guide-article-body h3{
  margin:0 0 8px;
  font-size:15px;
  line-height:1.5;
  color:var(--navy);
}
.guide-article-body p{
  min-height:56px;
  margin:0 0 10px;
  font-size:11px;
  line-height:1.65;
  color:#566980;
}
.guide-article-body b{
  font-size:11px;
  color:var(--blue);
}
@media(max-width:900px){
  .guide-article-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:600px){
  .guide-media-panel .panel-head{align-items:flex-start}
  .guide-article-grid{grid-template-columns:1fr}
  .guide-thumb{height:126px}
  .guide-article-body p{min-height:auto}
}

/* v1.3 guide: editorial article cards */
.guide-media-panel{padding-bottom:26px}
.guide-article-grid{gap:16px}
.guide-article-card{border-radius:8px}
.guide-photo{
  height:128px;
  display:block;
  background:#eef4fb;
}
.guide-photo:before,.guide-photo:after{display:none}
.guide-photo img{
  width:100%;
  height:100%;
  display:block;
  object-fit:cover;
  transition:transform .25s ease;
}
.guide-article-card:hover .guide-photo img{transform:scale(1.025)}
.guide-photo .guide-tag{
  top:10px;
  left:10px;
  box-shadow:0 2px 8px rgba(0,0,0,.08);
}
.guide-tag.green-tag{background:var(--green)}
.guide-tag.book-tag{background:#d98a00}
.guide-article-body{padding:15px 15px 14px}
.guide-article-body h3{font-size:15px;min-height:45px}
.guide-article-body p{min-height:58px}
.guide-article-body b{
  display:block;
  padding-top:9px;
  border-top:1px solid #edf1f6;
}
@media(max-width:900px){
  .guide-photo{height:150px}
  .guide-article-body h3,.guide-article-body p{min-height:auto}
}
@media(max-width:600px){
  .guide-photo{height:180px}
}

/* v1.3 FAQ */
.faq-section{padding:68px 0 76px;background:#fff}.faq-wrap{max-width:900px}.faq-heading{text-align:center;margin-bottom:28px}.faq-heading .section-kicker{margin-bottom:6px;color:var(--blue)}.faq-heading h2{margin:0 0 10px}.faq-heading p{margin:0;color:#66788e;font-size:13px}.faq-list{border-top:1px solid #dfe7f0}.faq-item{border-bottom:1px solid #dfe7f0;background:#fff}.faq-item summary{display:grid;grid-template-columns:32px 1fr 24px;align-items:center;gap:12px;min-height:68px;padding:13px 8px;cursor:pointer;list-style:none;color:var(--navy);font-size:14px;font-weight:700}.faq-item summary::-webkit-details-marker{display:none}.faq-q,.faq-a{display:grid;place-items:center;width:28px;height:28px;border-radius:50%;font-weight:800}.faq-q{background:#edf5ff;color:var(--blue)}.faq-a{flex:0 0 auto;background:var(--blue);color:#fff;font-size:12px}.faq-plus{position:relative;width:18px;height:18px}.faq-plus:before,.faq-plus:after{content:"";position:absolute;top:50%;left:50%;width:14px;height:2px;background:#7390b3;transform:translate(-50%,-50%);transition:.18s}.faq-plus:after{transform:translate(-50%,-50%) rotate(90deg)}.faq-item[open] .faq-plus:after{transform:translate(-50%,-50%) rotate(0)}.faq-item[open] summary{color:var(--blue)}.faq-answer{display:flex;gap:13px;padding:0 44px 20px 52px}.faq-answer p{margin:3px 0 0;color:#53677e;font-size:13px;line-height:1.85}@media(max-width:600px){.faq-section{padding:52px 0 58px}.faq-heading{text-align:left;margin-bottom:20px}.faq-item summary{grid-template-columns:30px 1fr 20px;gap:9px;padding:12px 2px;font-size:13px;line-height:1.6}.faq-q,.faq-a{width:26px;height:26px}.faq-answer{padding:0 28px 18px 39px;gap:9px}.faq-answer p{font-size:12px}}

/* /exam/ v1.5 */
.ep{color:var(--navy)}.crumb{padding:24px 0 8px;font-size:12px;font-weight:700}.crumb a{color:var(--blue);text-decoration:none}.eh{padding:18px 0 42px;background:linear-gradient(#fff,#fbfdff)}.ehg{display:grid;grid-template-columns:1.15fr .85fr;align-items:center}.eh h1{font-size:54px;margin:0 0 15px;letter-spacing:.04em}.eh h2{font-size:22px;margin:0 0 12px}.eh p{font-size:13px;line-height:1.9}.study{text-align:center;font-size:58px;line-height:1.5;color:var(--blue);background:radial-gradient(circle,#edf5ff 0 48%,transparent 49%);padding:45px}.benef{display:grid;grid-template-columns:repeat(3,1fr);margin-top:28px}.benef div{padding:4px 18px;border-right:1px solid #dbe6f2}.benef div:first-child{padding-left:0}.benef div:last-child{border:0}.benef b,.benef small{display:block}.benef b{font-size:13px}.benef small{font-size:10px;margin-top:5px}.method{padding:30px 0 38px}.method>h2{text-align:center;font-size:20px;margin-bottom:25px}.methods{display:grid;grid-template-columns:1fr 1fr;gap:28px}.mc{border:1px solid #8bb9f4;border-radius:10px;padding:23px 28px}.mc h3{text-align:center;color:var(--blue);font-size:20px}.mc>div{display:grid;grid-template-columns:1fr 1fr;gap:15px}.mc a{text-align:center;border:1px solid var(--blue);padding:10px;border-radius:7px;color:var(--blue);font-weight:800;text-decoration:none}.mc a.on{background:var(--blue);color:white}.mc p{font-size:12px;font-weight:600}.mc.web{border-color:#8bceb2}.mc.web h3{color:#15975e}.mc.web a{border-color:#15975e;color:#15975e}.mc.web a.on{background:#15975e;color:white}.units{padding:0 0 48px}.uh{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}.uh h2{font-size:20px}.uh a{font-size:12px;color:var(--blue);font-weight:800;text-decoration:none}.ug{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.eu{border:1px solid #d8e4f1;border-radius:8px;color:var(--navy);text-decoration:none;display:flex;flex-direction:column;min-height:168px}.eu>div{padding:20px 18px;flex:1}.eu b{font-size:17px;color:var(--blue)}.eu p{font-size:11px;line-height:1.7}.eu>span{border-top:1px solid #e6edf5;padding:12px 18px;color:var(--blue);font-size:12px;font-weight:800}.all{text-align:center;margin:22px}.all a{border:1px solid var(--blue);border-radius:7px;padding:10px 30px;color:var(--blue);font-size:12px;font-weight:800;text-decoration:none}.einfo{margin-top:30px;border:1px solid #bfd8f6;background:#f8fbff;border-radius:9px;padding:20px 24px}.einfo b{color:var(--blue)}.einfo p{font-size:12px;line-height:1.8;margin:7px 0 0}@media(max-width:800px){.ehg{grid-template-columns:1fr}.study{display:none}.benef{grid-template-columns:1fr}.benef div{border:0;padding:8px 0}.methods{grid-template-columns:1fr}.ug{grid-template-columns:repeat(2,1fr)}}@media(max-width:520px){.eh h1{font-size:38px}.ug{grid-template-columns:1fr}.uh{align-items:flex-end}.mc{padding:18px}.benef{margin-top:18px}}


/* /exam/ v1.5 refinements */
.study{
  position:relative;
  background:none;
  padding:10px 0;
  font-size:0;
}
.study svg{
  display:block;
  width:min(100%,360px);
  height:auto;
  margin:auto;
  overflow:visible;
}
.study svg .study-bg{
  fill:#eef5ff;
  stroke:none;
}
.study svg .study-book,
.study svg .study-clipboard,
.study svg .study-pencil{
  fill:#fff;
  stroke:#1767dc;
  stroke-width:2.4;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.study svg .study-pencil{fill:#f7fbff}
.ug{
  grid-template-columns:repeat(4,1fr);
  gap:14px;
}
.eu{
  min-height:76px;
  padding:0 18px;
  display:flex;
  flex-direction:row;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  border:1px solid #d8e4f1;
  border-radius:8px;
  background:#fff;
  transition:.18s;
}
.eu:hover{
  transform:translateY(-2px);
  border-color:#a9c9ef;
  box-shadow:0 8px 18px rgba(25,76,145,.07);
}
.eu b{
  color:var(--blue);
  font-size:16px;
  line-height:1.35;
}
.eu-arrow{
  flex:0 0 auto;
  border:0;
  padding:0;
  color:var(--blue);
  font-size:22px;
  font-weight:500;
}
@media(max-width:800px){
  .ug{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:520px){
  .eu{min-height:66px;padding:0 15px}
  .eu b{font-size:15px}
}

/* /exam/ v1.8 */
.benef b{display:flex;align-items:center;gap:9px}.benef-dot{width:7px;height:7px;border-radius:50%;background:#111;display:inline-block;flex:0 0 auto}.mc h3{display:flex;align-items:center;justify-content:center;gap:10px}.method-icon{width:30px;height:30px;display:inline-flex}.method-icon svg{width:100%;height:100%;fill:none;stroke:currentColor;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}.mc a,.mc.web a{background:#fff}.mc a{color:var(--blue)}.mc.web a{color:#15975e}.mc a:hover{background:#f6faff}.mc.web a:hover{background:#f5fcf8}


/* v1.8 /exam/test-center/nonverbal/ */
.nv-page{background:#fff;color:var(--navy)}
.nv-breadcrumb{
  display:flex;align-items:center;gap:8px;
  padding:22px 0 12px;font-size:12px;font-weight:700;color:#72839a
}
.nv-breadcrumb a{color:var(--blue);text-decoration:none}
.nv-hero{
  padding:34px 0 38px;
  background:linear-gradient(180deg,#f8fbff 0%,#fff 100%);
  border-top:1px solid #edf3fa;border-bottom:1px solid #edf3fa
}
.nv-kicker{
  color:var(--blue);font-size:13px;font-weight:800;letter-spacing:.04em;margin-bottom:8px
}
.nv-hero h1{
  margin:0 0 12px;font-size:40px;line-height:1.2;letter-spacing:.02em
}
.nv-hero p{margin:0;font-size:14px;line-height:1.8;color:#415873}
.nv-switch{
  display:grid;grid-template-columns:1fr 1fr;gap:16px;
  max-width:680px;margin:30px auto 0
}
.nv-switch-card{
  display:flex;align-items:center;justify-content:space-between;
  border:1px solid #d8e5f3;border-radius:9px;padding:16px 20px;
  background:#fff;color:var(--navy);text-decoration:none;transition:.18s
}
.nv-switch-card:hover{border-color:#a9c9ef;box-shadow:0 6px 16px rgba(25,76,145,.06)}
.nv-switch-card.current{border-color:#76abea;background:#f8fbff}
.nv-switch-label{font-size:11px;color:#647b95;font-weight:700}
.nv-switch-card strong{font-size:16px;color:var(--blue)}
.nv-units-section{padding:40px 0 52px}
.nv-heading{
  display:flex;align-items:flex-end;justify-content:space-between;
  border-bottom:1px solid #dbe6f2;padding-bottom:14px;margin-bottom:20px
}
.nv-heading-kicker{font-size:11px;color:var(--blue);font-weight:800}
.nv-heading h2{font-size:22px;margin:5px 0 0}
.nv-count{font-size:12px;color:#657b94;font-weight:700}
.nv-unit-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:13px}
.nv-unit-card{
  display:flex;align-items:center;justify-content:space-between;
  min-height:68px;padding:0 20px;border:1px solid #d9e5f2;border-radius:8px;
  background:#fff;color:var(--navy);text-decoration:none;font-weight:800;
  transition:.18s
}
.nv-unit-card span{font-size:16px}
.nv-unit-card b{font-size:22px;color:var(--blue);font-weight:500}
.nv-unit-card:hover{
  transform:translateY(-1px);border-color:#9fc5ef;
  box-shadow:0 7px 17px rgba(25,76,145,.07)
}
.nv-back{padding:0 0 52px}
.nv-back a{color:var(--blue);font-size:13px;font-weight:800;text-decoration:none}
@media(max-width:700px){
  .nv-hero{padding:28px 0 30px}
  .nv-hero h1{font-size:32px}
  .nv-switch{grid-template-columns:1fr;margin-top:22px}
  .nv-unit-grid{grid-template-columns:1fr}
  .nv-units-section{padding-top:32px}
}

/* v1.9 speed unit page */
.speed-page{background:#fff;color:var(--navy)}.speed-breadcrumb{display:flex;align-items:center;gap:8px;padding:22px 0 12px;font-size:12px;font-weight:700;color:#71839a}.speed-breadcrumb a{color:var(--blue);text-decoration:none}.speed-hero{padding:34px 0 36px;background:linear-gradient(180deg,#f8fbff 0%,#fff 100%);border-top:1px solid #edf3fa;border-bottom:1px solid #edf3fa}.speed-kicker{font-size:12px;color:var(--blue);font-weight:800;margin-bottom:8px}.speed-hero h1{font-size:38px;line-height:1.25;margin:0 0 12px}.speed-hero p{margin:0;color:#405770;font-size:14px;line-height:1.8}.speed-features{display:grid;grid-template-columns:repeat(3,1fr);max-width:820px;margin:28px auto 0}.speed-features>div{display:flex;align-items:center;justify-content:center;gap:10px;font-size:13px;padding:4px 18px;border-right:1px solid #dce6f2}.speed-features>div:last-child{border-right:0}.speed-features i{width:7px;height:7px;border-radius:50%;background:#111;display:block}.speed-sets{padding:40px 0 28px}.speed-section-head{display:flex;align-items:flex-end;justify-content:space-between;border-bottom:1px solid #dbe6f2;padding-bottom:13px;margin-bottom:18px}.speed-section-head>div>span{display:block;font-size:11px;color:var(--blue);font-weight:800;margin-bottom:4px}.speed-section-head h2{font-size:22px;margin:0}.speed-section-head>p,.speed-section-head>a{font-size:12px;color:#62768d;font-weight:700;margin:0;text-decoration:none}.speed-section-head>a{color:var(--blue)}.speed-set-list{display:grid;gap:14px}.speed-set-card{display:grid;grid-template-columns:116px 1fr 190px;align-items:stretch;border:1px solid #d8e4f1;border-radius:10px;background:#fff;overflow:hidden}.speed-set-no{display:flex;flex-direction:column;align-items:center;justify-content:center;background:#f5f9ff;border-right:1px solid #dce7f4;min-height:145px}.speed-set-no span{font-size:10px;color:#58728f;font-weight:800}.speed-set-no strong{font-size:34px;line-height:1.1;color:var(--blue);margin:5px 0}.speed-set-no small{font-size:12px;font-weight:800;color:#2d4764}.speed-set-body{padding:24px 26px}.speed-set-body h2{font-size:20px;margin:0 0 12px}.speed-difficulty{display:flex;align-items:center;gap:12px;margin-bottom:12px;font-size:12px}.speed-difficulty>span:first-child{font-weight:800;color:#506883}.speed-stars{font-weight:800;color:#8b9bb0}.speed-set-body p{font-size:12px;line-height:1.75;color:#425970;margin:0}.speed-set-cta{display:flex;align-items:center;justify-content:center;padding:20px}.speed-set-cta a{width:100%;text-align:center;background:var(--blue);color:#fff;border-radius:7px;padding:13px 16px;font-size:13px;font-weight:800;text-decoration:none}.speed-about{padding:16px 0 38px}.speed-about-box{border:1px solid #bfd7f5;border-radius:9px;background:#f8fbff;padding:21px 24px}.speed-about-box h2{margin:0 0 9px;color:var(--blue);font-size:16px}.speed-about-box p{margin:6px 0;font-size:12px;line-height:1.85;color:#405671}.speed-other{padding:8px 0 26px}.speed-other-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:11px}.speed-other-grid a{display:flex;align-items:center;justify-content:space-between;min-height:58px;padding:0 16px;border:1px solid #d9e5f2;border-radius:8px;color:var(--navy);font-size:13px;font-weight:800;text-decoration:none}.speed-other-grid a span{font-size:19px;color:var(--blue)}.speed-back{padding:12px 0 50px}.speed-back a{font-size:13px;color:var(--blue);font-weight:800;text-decoration:none}
@media(max-width:800px){.speed-set-card{grid-template-columns:92px 1fr}.speed-set-cta{grid-column:1/-1;border-top:1px solid #e3ebf4;padding:14px 20px}.speed-other-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.speed-hero h1{font-size:31px}.speed-features{grid-template-columns:1fr;margin-top:20px}.speed-features>div{justify-content:flex-start;border-right:0;border-bottom:1px solid #e3ebf4;padding:9px 0}.speed-set-card{grid-template-columns:74px 1fr}.speed-set-body{padding:20px 16px}.speed-set-body h2{font-size:17px}.speed-other-grid{grid-template-columns:1fr}}

/* v1.10 speed hero feature panel */
.speed-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 390px;gap:70px;align-items:center}
.speed-hero-copy{min-width:0}
.speed-hero-points{display:grid;grid-template-columns:1fr;gap:8px;padding:4px 0}
.speed-hero-point{display:flex;align-items:center;gap:13px;min-height:58px;padding:9px 15px;background:rgba(255,255,255,.78);border:1px solid #dce8f5;border-radius:10px;box-shadow:0 3px 12px rgba(33,80,130,.035)}
.speed-point-icon{display:flex;align-items:center;justify-content:center;flex:0 0 34px;width:34px;height:34px;border-radius:9px;background:#eaf3ff;color:var(--blue);font-size:14px;font-style:normal;font-weight:900}
.speed-point-check{font-size:17px}
.speed-point-clock{position:relative;border-radius:50%}
.speed-point-clock:before{content:"";width:14px;height:14px;border:2px solid var(--blue);border-radius:50%}
.speed-point-clock:after{content:"";position:absolute;width:1.5px;height:6px;background:var(--blue);left:16px;top:9px;transform-origin:bottom center;box-shadow:3px 5px 0 -0.3px var(--blue)}
.speed-hero-point strong{display:block;font-size:13px;line-height:1.4;color:#183958}
.speed-hero-point small{display:block;margin-top:2px;font-size:10.5px;line-height:1.4;color:#6a7e93;font-weight:600}
@media(max-width:800px){
 .speed-hero-grid{grid-template-columns:1fr;gap:25px}
 .speed-hero-points{grid-template-columns:repeat(3,1fr);gap:8px}
 .speed-hero-point{display:block;text-align:center;padding:12px 8px}
 .speed-point-icon{margin:0 auto 7px}
 .speed-hero-point small{display:none}
}
@media(max-width:560px){
 .speed-hero-points{grid-template-columns:1fr}
 .speed-hero-point{display:flex;text-align:left;padding:9px 13px}
 .speed-point-icon{margin:0}
 .speed-hero-point small{display:block}
}


/* v1.11 practice question / result UI */
.practice-page{background:#f7f9fc;color:var(--navy)}
.practice-breadcrumb{display:flex;align-items:center;gap:8px;padding:22px 0 12px;font-size:12px;font-weight:700;color:#71839a}.practice-breadcrumb a{color:var(--blue);text-decoration:none}
#practice-app{padding-bottom:62px}.practice-shell{max-width:1000px;margin:0 auto}.practice-topline{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;padding:26px 0 17px}.practice-unit{display:block;margin-bottom:6px;color:var(--blue);font-size:11px;font-weight:800}.practice-topline h1{margin:0;font-size:27px;line-height:1.35}.practice-meta{display:flex;align-items:center;gap:13px;padding:9px 13px;border:1px solid #dce6f1;border-radius:8px;background:#fff;color:#536a82;font-size:12px;font-weight:800;white-space:nowrap}.practice-mini-stars{display:inline-flex}.practice-mini-stars .star,.speed-stars .star{position:relative;display:inline-block;margin-right:2px;color:#d7e0ea;font-size:16px}.practice-mini-stars .star.full,.speed-stars .star.full{color:#f1ad22}.practice-mini-stars .star.half,.speed-stars .star.half{color:#d7e0ea}.practice-mini-stars .star.half:before,.speed-stars .star.half:before{content:'★';position:absolute;left:0;top:0;width:50%;overflow:hidden;color:#f1ad22}
.practice-progress{height:5px;margin-bottom:18px;overflow:hidden;border-radius:99px;background:#e3eaf2}.practice-progress div{height:100%;border-radius:99px;background:var(--blue);transition:width .2s}
.practice-question-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.practice-question-head strong{font-size:21px;color:var(--navy)}.practice-question-head strong small{font-size:12px;color:#8292a5}.practice-question-head>span{padding:5px 10px;border-radius:99px;background:#edf5ff;color:var(--blue);font-size:10px;font-weight:800}
.practice-question-card{padding:32px 34px 30px;border:1px solid #dbe5ef;border-radius:11px;background:#fff;box-shadow:0 8px 26px rgba(35,70,110,.045)}.practice-question-text{white-space:pre-line;font-size:16px;line-height:2;color:#203b56;font-weight:600}.practice-question-image,.practice-explanation-image{margin:24px auto 4px;text-align:center}.practice-question-image img,.practice-explanation-image img{max-width:min(100%,680px);height:auto;border:1px solid #e1e7ef;border-radius:5px;background:#fff}
.practice-choice-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:27px}.practice-choice{display:flex;align-items:center;min-height:55px;border:1px solid #d6e1ec;border-radius:7px;background:#fff;cursor:pointer;transition:.15s;overflow:hidden}.practice-choice:hover{border-color:#8cb8eb;background:#f8fbff}.practice-choice input{position:absolute;opacity:0;pointer-events:none}.practice-choice:has(input:checked){border-color:var(--blue);box-shadow:0 0 0 1px var(--blue) inset;background:#f5f9ff}.practice-choice-letter{display:grid;place-items:center;align-self:stretch;flex:0 0 44px;background:#f0f5fa;color:#405b77;font-size:13px;font-weight:900}.practice-choice-text{padding:12px 14px;font-size:13px;line-height:1.5;font-weight:700}.practice-choice.is-correct{border-color:#42a56a!important;background:#f5fcf7!important;box-shadow:none!important}.practice-choice.is-correct .practice-choice-letter{background:#42a56a;color:#fff}.practice-choice.is-wrong{border-color:#d95c5c!important;background:#fff8f8!important;box-shadow:none!important}.practice-choice.is-wrong .practice-choice-letter{background:#d95c5c;color:#fff}.practice-choice:has(input:disabled){cursor:default}
.practice-actions{display:flex;justify-content:flex-end;margin-top:22px}.practice-answer-btn,.practice-next-btn,.practice-retry-btn{border:0;border-radius:7px;background:var(--blue);color:#fff;font:inherit;font-size:13px;font-weight:800;cursor:pointer}.practice-answer-btn{min-width:180px;padding:13px 24px}.practice-answer-btn:disabled{background:#c9d3df;cursor:not-allowed}.practice-feedback{margin-top:26px;padding-top:24px;border-top:1px solid #e1e8f0}.practice-feedback-title{display:flex;align-items:center;gap:10px}.practice-feedback-title>span{display:grid;place-items:center;width:31px;height:31px;border-radius:50%;color:#fff;font-size:17px;font-weight:900}.practice-feedback.correct .practice-feedback-title>span{background:#36a363}.practice-feedback.wrong .practice-feedback-title>span{background:#d65454}.practice-feedback-title strong{font-size:18px}.practice-feedback.correct .practice-feedback-title strong{color:#26894f}.practice-feedback.wrong .practice-feedback-title strong{color:#bd4444}.practice-correct-answer{margin:15px 0 0;padding:12px 15px;border-radius:6px;background:#f3f7fb;color:#39536d;font-size:13px;font-weight:700}.practice-correct-answer b{display:inline-grid;place-items:center;width:25px;height:25px;margin-right:6px;border-radius:4px;background:var(--blue);color:#fff}.practice-explanation{margin-top:17px;padding:20px 22px;border-radius:8px;background:#f8fafc}.practice-explanation h2{margin:0 0 9px;font-size:15px;color:var(--blue)}.practice-explanation p,.result-explanation{margin:0;white-space:pre-line;font-size:13px;line-height:1.9;color:#3d536a}.practice-next-wrap{display:flex;justify-content:flex-end;margin-top:20px}.practice-next-btn{min-width:180px;padding:13px 23px}.practice-next-btn span{margin-left:8px}
.result-shell{padding-top:24px}.practice-result-head{text-align:center;margin:16px 0 21px}.practice-result-head>span{display:block;color:var(--blue);font-size:11px;font-weight:900;letter-spacing:.12em}.practice-result-head h1{margin:5px 0 0;font-size:27px}.practice-score-card{display:grid;grid-template-columns:1fr 1fr;max-width:620px;margin:0 auto 32px;border:1px solid #d9e4ef;border-radius:11px;background:#fff;overflow:hidden;box-shadow:0 8px 24px rgba(35,70,110,.04)}.practice-score-main,.practice-score-rate{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:145px}.practice-score-main{border-right:1px solid #e1e8f0;background:#f8fbff}.practice-score-main strong{color:var(--blue);font-size:45px;line-height:1}.practice-score-main strong small{font-size:18px;color:#6e8195}.practice-score-main span,.practice-score-rate span{margin-top:8px;color:#6a7e93;font-size:11px;font-weight:800}.practice-score-rate b{font-size:31px;color:#263f58}.practice-result-list{max-width:820px;margin:0 auto}.practice-result-list>h2{margin:0 0 13px;font-size:19px}.practice-result-item{border:1px solid #dce5ee;border-radius:8px;background:#fff;margin-bottom:9px;overflow:hidden}.practice-result-item summary{display:grid;grid-template-columns:32px 82px 1fr 20px;align-items:center;gap:10px;min-height:59px;padding:8px 15px;cursor:pointer;list-style:none}.practice-result-item summary::-webkit-details-marker{display:none}.result-mark{display:grid;place-items:center;width:27px;height:27px;border-radius:50%;color:#fff;font-size:14px;font-weight:900}.result-mark.ok{background:#42a56a}.result-mark.ng{background:#d95c5c}.practice-result-item summary b{font-size:13px}.result-summary{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#607489;font-size:12px}.practice-result-item summary i{font-style:normal;color:#7890a8;font-size:19px}.practice-result-item[open] summary i{transform:rotate(45deg)}.practice-result-detail{padding:19px 22px 22px;border-top:1px solid #e5ebf1;background:#fbfcfe}.result-question{margin:0;white-space:pre-line;color:#2d465f;font-size:13px;line-height:1.85;font-weight:700}.practice-result-detail h3{margin:20px 0 7px;color:var(--blue);font-size:14px}.practice-result-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:10px;max-width:820px;margin:28px auto 0}.practice-retry-btn,.practice-next-set{min-width:180px;padding:13px 20px;text-align:center;text-decoration:none}.practice-next-set{border-radius:7px;background:var(--blue);color:#fff;font-size:13px;font-weight:800}.practice-retry-btn{background:#fff;color:var(--blue);border:1px solid var(--blue)}.practice-back-unit{width:100%;margin-top:6px;text-align:center;color:var(--blue);font-size:12px;font-weight:800;text-decoration:none}
@media(max-width:700px){.practice-breadcrumb{overflow:auto;white-space:nowrap}.practice-topline{align-items:flex-start;flex-direction:column;gap:11px}.practice-topline h1{font-size:23px}.practice-meta{align-self:flex-start}.practice-question-card{padding:24px 20px}.practice-question-text{font-size:14px;line-height:1.9}.practice-choice-grid{grid-template-columns:1fr}.practice-actions,.practice-next-wrap{justify-content:stretch}.practice-answer-btn,.practice-next-btn{width:100%}.practice-result-item summary{grid-template-columns:30px 65px 1fr 18px;padding:8px 10px}.result-summary{font-size:11px}}
@media(max-width:480px){.practice-question-card{padding:21px 15px}.practice-choice-letter{flex-basis:39px}.practice-choice-text{font-size:12px;padding:11px 12px}.practice-score-card{grid-template-columns:1fr 1fr}.practice-score-main,.practice-score-rate{min-height:120px}.practice-score-main strong{font-size:38px}.practice-result-item summary{grid-template-columns:30px 60px 1fr 16px}.practice-result-detail{padding:16px}.practice-result-actions{display:grid;grid-template-columns:1fr}.practice-retry-btn,.practice-next-set{width:100%;min-width:0}}


/* v1.12 practice UI refinements */
/* Selected choice: draw one continuous border around the entire option. */
.practice-choice:has(input:checked){
  border:2px solid var(--blue);
  box-shadow:none;
  background:#f5f9ff;
}
/* Keep answered-state borders consistent. */
.practice-choice.is-correct{
  border:2px solid #42a56a!important;
}
.practice-choice.is-wrong{
  border:2px solid #d95c5c!important;
}

/* Question images should sit directly on the question card without an extra frame. */
.practice-question-image img{
  border:0;
  border-radius:0;
}

/* Optically center the result symbols inside their circles. */
.result-mark{
  display:flex;
  align-items:center;
  justify-content:center;
  line-height:1;
}
.result-mark>span{
  display:block;
  line-height:1;
  font-family:Arial,"Helvetica Neue",sans-serif;
  transform:translateY(-0.5px);
}


/* v1.14 feedback/result symbol alignment */
.practice-feedback-title .feedback-icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  line-height:1;
}
.practice-feedback-title .feedback-icon.ng{
  font-family:Arial,"Helvetica Neue",sans-serif;
}
.practice-feedback-title .feedback-icon.ng > span{
  display:block;
  line-height:1;
  transform:translateY(-0.5px);
}

/* Result screen uses the same check mark as the question feedback. */
.result-mark>span{
  display:block;
  line-height:1;
  font-family:Arial,"Helvetica Neue",sans-serif;
}
.result-mark.ok>span{
  transform:translateY(-0.5px);
}
.result-mark.ng>span{
  transform:translateY(-0.5px);
}

/* v1.15 practice unit additions */
.speed-subcategory{display:inline-flex;align-items:center;margin:0 0 10px;padding:4px 9px;border-radius:999px;background:#eef5ff;color:var(--blue);font-size:11px;font-weight:800}.practice-feedback-title .feedback-icon.ng>span{transform:translate(0,-1px)}

/* v1.16: completed practice navigation / coming-soon states */
.method-coming{display:flex;align-items:center;justify-content:center;gap:7px;min-height:42px;border:1px solid #dbe5ef;border-radius:7px;background:#f5f7fa;color:#7d8da0;font-weight:800;cursor:default}.method-coming small{font-size:10px;font-weight:800;color:#8d9bad}.units-coming{font-size:12px;color:#8998aa;font-weight:700}.nv-switch-card.is-coming{position:relative;background:#f7f9fb;color:#7e8da0;border-color:#e1e7ee;cursor:default}.nv-switch-card.is-coming small{margin-left:auto;font-size:10px;color:#8d9bad}.nv-unit-card.is-coming{background:#f7f9fb;border-color:#e2e8ef;color:#7f8da0;cursor:default;box-shadow:none}.nv-unit-card.is-coming span{display:flex;align-items:center;justify-content:space-between;width:100%}.nv-unit-card.is-coming small{font-size:10px;color:#8c9aac;font-weight:800}.speed-other-coming{display:flex;align-items:center;justify-content:space-between;min-height:58px;padding:0 16px;border:1px solid #e1e7ee;border-radius:8px;background:#f7f9fb;color:#7f8da0;font-size:13px;font-weight:800}.speed-other-coming small{font-size:10px;color:#8c9aac}.footer-coming{display:block;color:#9eacbb;font-size:12px;margin:8px 0}.mc>div{align-items:stretch}.mc>div>a,.mc>div>.method-coming{flex:1}.uh .units-coming{white-space:nowrap}

/* v1.17 home practice section — aligned with the completed practice UI */
.practice-panel-final{grid-template-columns:38% 62%;gap:30px;align-items:center;padding:27px 28px}.practice-panel-final .practice-copy{padding:0}.practice-panel-final .practice-copy>p:not(.section-kicker){font-size:12px;line-height:1.8;margin-top:8px}.home-practice-points{display:grid;gap:7px;margin:20px 0 17px;color:#31506f;font-size:11px;font-weight:800}.home-practice-points span::first-letter{color:var(--blue)}.home-practice-units{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px}.home-practice-units a{padding:5px 9px;border:1px solid #d9e6f5;border-radius:999px;background:#fff;color:#48627d;font-size:9px;font-weight:800;text-decoration:none}.home-practice-units a:hover{border-color:#8db9eb;color:var(--blue)}
.practice-live-preview{position:relative;padding:19px 20px 15px;border:1px solid #dbe5ef;border-radius:10px;background:#fff;box-shadow:0 10px 28px rgba(35,70,110,.06)}.live-preview-top{display:flex;align-items:flex-end;justify-content:space-between;gap:15px}.live-preview-top div{display:grid;gap:2px}.live-preview-top small{color:var(--blue);font-size:8px;font-weight:800}.live-preview-top strong{font-size:15px;color:#213c57}.live-preview-top>span{padding:6px 9px;border:1px solid #dce6f1;border-radius:6px;color:#65798e;font-size:9px;font-weight:800;white-space:nowrap}.live-stars{color:#f1ad22;letter-spacing:1px}.live-progress{height:4px;margin:12px 0 13px;border-radius:99px;background:#e4ebf3;overflow:hidden}.live-progress i{display:block;width:20%;height:100%;border-radius:99px;background:var(--blue)}.live-question-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.live-question-head b{font-size:14px}.live-question-head b small{font-size:9px;color:#8392a4}.live-question-head em{padding:4px 8px;border-radius:99px;background:#edf5ff;color:var(--blue);font-size:8px;font-style:normal;font-weight:800}.live-question{margin:0;color:#2d465f;font-size:11px;font-weight:700;line-height:1.75}.live-choices{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:13px}.live-choices span{display:flex;align-items:center;min-height:32px;border:1px solid #dbe4ed;border-radius:5px;color:#425b74;font-size:9px;font-weight:700;overflow:hidden}.live-choices b{display:grid;place-items:center;align-self:stretch;width:28px;margin-right:8px;background:#f0f5fa;color:#49627b;font-size:9px}.live-choices .is-answer{border-color:#86b5ea;background:#f7fbff}.live-choices .is-answer b{background:#e8f2ff;color:var(--blue)}.live-explanation{display:flex;align-items:center;gap:12px;margin-top:11px;padding:8px 10px;border-radius:6px;background:#f5f9fe}.live-explanation b{color:var(--blue);font-size:9px;white-space:nowrap}.live-explanation span{color:#61758a;font-size:8px}.practice-live-preview>a{display:block;margin-top:9px;text-align:right;color:var(--blue);font-size:9px;font-weight:800;text-decoration:none}
@media(max-width:900px){.practice-panel-final{grid-template-columns:1fr;gap:20px}.practice-panel-final .practice-copy{max-width:520px}.home-practice-units{margin-bottom:2px}}
@media(max-width:600px){.practice-panel-final{padding:20px 16px}.practice-panel-final .practice-copy h2{font-size:23px}.live-preview-top{align-items:flex-start}.live-preview-top>span{font-size:8px}.live-choices{grid-template-columns:1fr}.live-explanation{align-items:flex-start;flex-direction:column;gap:3px}}

/* Content protection: practice question / explanation area only */
#practice-app {
  -webkit-user-select: none;
  user-select: none;
  -webkit-touch-callout: none;
}
#practice-app img {
  -webkit-user-drag: none;
  user-drag: none;
}


/* v1.20 guide index / article */
.guide-page{background:#fff;color:var(--navy)}
.guide-breadcrumb{display:flex;gap:8px;align-items:center;padding:20px 0 8px;color:#77899d;font-size:12px;font-weight:700}.guide-breadcrumb a{color:var(--blue);text-decoration:none}
.guide-index-hero{padding:38px 0 34px;background:linear-gradient(180deg,#f5faff 0%,#fff 100%)}.guide-index-hero .container{display:grid;grid-template-columns:1fr 300px;gap:42px;align-items:center}.guide-index-hero h1{margin:6px 0 12px;font-size:36px;line-height:1.35}.guide-index-hero p{margin:0;color:#5f7489;font-size:14px;line-height:1.9}.guide-hero-art{display:grid;place-items:center}.guide-hero-art svg{width:190px;height:150px;fill:none;stroke:#2f78c7;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.guide-index-main{padding:48px 0 70px}.guide-index-main h2{margin:0 0 8px;font-size:25px}.guide-index-main>.container>p{margin:0 0 25px;color:#6a7e92;font-size:13px}.guide-index-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.guide-index-card{display:grid;grid-template-columns:155px 1fr;min-height:150px;border:1px solid #dce6ef;border-radius:10px;background:#fff;overflow:hidden;text-decoration:none;color:inherit;box-shadow:0 8px 22px rgba(35,70,110,.04)}.guide-index-card img{width:100%;height:100%;object-fit:cover}.guide-index-card>div{padding:20px}.guide-index-card small{display:inline-block;margin-bottom:7px;color:var(--blue);font-size:10px;font-weight:900}.guide-index-card h3{margin:0 0 7px;font-size:17px;line-height:1.5}.guide-index-card p{margin:0;color:#687c91;font-size:11px;line-height:1.7}.guide-index-card:hover{border-color:#9fc3e9;transform:translateY(-1px)}.guide-index-card.is-coming{opacity:.62;pointer-events:none}.guide-index-card.is-coming small:after{content:'　準備中';color:#8d9bad}
.guide-cta{display:flex;align-items:center;justify-content:space-between;gap:25px;margin-top:35px;padding:24px 28px;border:1px solid #cfe0f2;border-radius:11px;background:#f4f9ff}.guide-cta h3{margin:0 0 5px;font-size:18px}.guide-cta p{margin:0;color:#657a8f;font-size:12px}.guide-cta-actions{display:flex;gap:9px}.guide-cta-actions a{padding:11px 16px;border-radius:7px;font-size:11px;font-weight:800;text-decoration:none;white-space:nowrap}.guide-cta-actions a:first-child{border:1px solid var(--blue);background:#fff;color:var(--blue)}.guide-cta-actions a:last-child{background:var(--blue);color:#fff}
.guide-article-wrap{max-width:920px;margin:0 auto;padding:0 20px}.guide-article-head{padding:28px 0 24px;border-bottom:1px solid #e4eaf0}.guide-tag{display:inline-block;padding:5px 10px;border-radius:999px;background:#edf5ff;color:var(--blue);font-size:10px;font-weight:900}.guide-article-head h1{margin:12px 0 12px;font-size:34px;line-height:1.45;letter-spacing:.01em}.guide-article-lead{max-width:780px;margin:0;color:#5e7388;font-size:14px;line-height:1.95}.guide-updated{display:block;margin-top:12px;color:#8a99a9;font-size:10px}.guide-article-layout{display:grid;grid-template-columns:minmax(0,1fr) 210px;gap:42px;padding:34px 0 72px}.guide-article-body{min-width:0}.guide-toc{margin:0 0 34px;padding:22px 24px;border:1px solid #dbe5ef;border-radius:9px;background:#f8fbfe}.guide-toc strong{display:block;margin-bottom:10px;font-size:15px}.guide-toc ol{margin:0;padding-left:22px}.guide-toc li{margin:7px 0;color:#536b83;font-size:12px}.guide-toc a{color:inherit;text-decoration:none}.guide-article-body h2{margin:44px 0 18px;padding-bottom:10px;border-bottom:2px solid #dbe9f7;font-size:24px;line-height:1.5}.guide-article-body h2:before{content:'';display:inline-block;width:5px;height:24px;margin-right:10px;border-radius:99px;background:var(--blue);vertical-align:-4px}.guide-article-body h3{margin:28px 0 10px;font-size:18px}.guide-article-body p{margin:0 0 17px;color:#334f69;font-size:14px;line-height:2}.guide-article-body strong{color:#1f4264}.guide-note{margin:22px 0;padding:17px 19px;border-left:4px solid #f0ad32;border-radius:5px;background:#fff9ed;color:#5d5360;font-size:12px;line-height:1.8}.guide-point{margin:22px 0;padding:18px 20px;border-radius:8px;background:#eef6ff}.guide-point b{display:block;margin-bottom:5px;color:var(--blue);font-size:13px}.guide-point p{margin:0;font-size:12px;line-height:1.8}.guide-table-wrap{overflow-x:auto;margin:18px 0 28px}.guide-table{width:100%;border-collapse:collapse;font-size:12px}.guide-table th,.guide-table td{padding:13px 14px;border:1px solid #dce5ee;text-align:left;vertical-align:top;line-height:1.65}.guide-table th{background:#f1f6fb;color:#31506e;font-weight:900}.guide-table td:first-child{font-weight:800;white-space:nowrap}.guide-url{font-family:inherit;color:#285f9c;font-size:12px;font-weight:600;word-break:break-all}.guide-checklist{display:grid;gap:9px;margin:17px 0 25px;padding:0;list-style:none}.guide-checklist li{position:relative;padding:12px 14px 12px 38px;border:1px solid #e0e7ee;border-radius:7px;color:#405a74;font-size:13px;line-height:1.6}.guide-checklist li:before{content:'✓';position:absolute;left:14px;top:11px;color:var(--blue);font-weight:900}.guide-side{position:relative}.guide-side-inner{position:sticky;top:88px}.guide-side-box{padding:17px;border:1px solid #dce5ee;border-radius:8px;background:#fff}.guide-side-box strong{display:block;margin-bottom:10px;font-size:13px}.guide-side-box a{display:block;padding:8px 0;border-top:1px solid #edf1f5;color:#516a82;font-size:11px;font-weight:700;text-decoration:none}.guide-side-box a:first-of-type{border-top:0}.guide-side-cta{margin-top:14px;padding:17px;border-radius:8px;background:#edf6ff}.guide-side-cta b{display:block;margin-bottom:6px;font-size:13px}.guide-side-cta p{margin:0 0 12px;color:#60758a;font-size:10px;line-height:1.7}.guide-side-cta a{display:block;padding:10px;border-radius:6px;background:var(--blue);color:#fff;text-align:center;text-decoration:none;font-size:10px;font-weight:900}.guide-related{margin-top:42px;padding-top:26px;border-top:1px solid #e2e8ee}.guide-related h2{margin-top:0}.guide-related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.guide-related-card{padding:17px;border:1px solid #dce5ee;border-radius:8px;text-decoration:none;color:inherit}.guide-related-card small{color:var(--blue);font-size:9px;font-weight:900}.guide-related-card b{display:block;margin-top:5px;font-size:13px;line-height:1.6}.guide-related-card.is-coming{opacity:.55;pointer-events:none}
@media(max-width:800px){.guide-index-hero .container{grid-template-columns:1fr}.guide-hero-art{display:none}.guide-index-grid{grid-template-columns:1fr}.guide-article-layout{grid-template-columns:1fr}.guide-side{display:none}.guide-article-head h1{font-size:29px}.guide-cta{align-items:flex-start;flex-direction:column}.guide-cta-actions{width:100%}.guide-cta-actions a{flex:1;text-align:center}}
@media(max-width:560px){.guide-index-hero h1{font-size:29px}.guide-index-card{grid-template-columns:105px 1fr;min-height:130px}.guide-index-card>div{padding:15px}.guide-index-card h3{font-size:15px}.guide-index-card p{font-size:10px}.guide-article-wrap{padding:0 15px}.guide-article-head h1{font-size:25px}.guide-article-lead{font-size:13px}.guide-article-body h2{font-size:21px}.guide-article-body p{font-size:13px}.guide-table{min-width:650px}.guide-related-grid{grid-template-columns:1fr}.guide-cta-actions{flex-direction:column}.guide-cta-actions a{width:100%}}

/* v1.21 guide article: one-column reading layout */
.guide-article-wrap{max-width:1120px}
.guide-article-layout{display:block;padding:34px 0 72px}
.guide-article-body{max-width:1000px;margin:0 auto}
.guide-article-body>section>p,.guide-article-body>section>h2,.guide-article-body>section>h3,.guide-article-body>section>.guide-checklist,.guide-article-body>section>.guide-note,.guide-article-body>section>.guide-point{max-width:800px;margin-left:auto;margin-right:auto}
.guide-toc{max-width:800px;margin-left:auto;margin-right:auto}
.guide-table-wrap{width:100%;max-width:1000px;margin-left:auto;margin-right:auto}
.guide-table th:nth-child(1){width:25%}.guide-table th:nth-child(2){width:25%}.guide-table th:nth-child(3){width:50%}
.guide-related,.guide-cta{max-width:1000px;margin-left:auto;margin-right:auto}
@media(max-width:800px){.guide-article-body>section>p,.guide-article-body>section>h2,.guide-article-body>section>h3,.guide-article-body>section>.guide-checklist,.guide-article-body>section>.guide-note,.guide-article-body>section>.guide-point{max-width:none}}
/* v1.26 book review cards */
.book-review-card{display:grid;grid-template-columns:180px minmax(0,1fr);gap:26px;max-width:900px;margin:22px auto 30px;padding:24px;border:1px solid #dce5ee;border-radius:12px;background:#fff;box-shadow:0 8px 24px rgba(35,70,110,.04)}
.book-cover-placeholder{min-height:240px;padding:24px 18px;border-radius:8px;background:linear-gradient(145deg,#e9f3ff,#d6e9ff);color:#245a91;display:flex;flex-direction:column;justify-content:space-between;text-align:center;border:1px solid #cbdff4}.book-cover-placeholder span{font-size:10px;font-weight:900;letter-spacing:.16em}.book-cover-placeholder b{font-size:17px;line-height:1.55}.book-cover-placeholder small{font-size:10px;opacity:.7}.book-cover-placeholder.green{background:linear-gradient(145deg,#eef9f4,#d9f0e6);color:#287458}.book-cover-placeholder.orange{background:linear-gradient(145deg,#fff7e9,#f7e5c4);color:#9b681c}.book-cover-placeholder.purple{background:linear-gradient(145deg,#f5f0ff,#e7dcfb);color:#6d4aa0}.book-cover-placeholder.red{background:linear-gradient(145deg,#fff1f1,#f6dada);color:#9a4a4a}.book-cover-placeholder.navy{background:linear-gradient(145deg,#edf2f8,#d7e0eb);color:#294766}.book-cover-placeholder.teal{background:linear-gradient(145deg,#ebf8f8,#d5ecec);color:#286b6b}.book-cover-placeholder.black{background:linear-gradient(145deg,#f0f2f4,#d9dde2);color:#34404c}
.book-review-main h3{margin:0 0 4px!important;max-width:none!important}.book-author{margin:0 0 12px!important;color:#718399!important;font-size:11px!important}.book-badges{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:15px}.book-badges span{padding:5px 8px;border-radius:999px;background:#eef6ff;color:#2f6eae;font-size:10px;font-weight:800}.book-review-voice{padding:15px 17px;border-radius:8px;background:#f8fbfe}.book-review-voice>b{display:block;margin-bottom:5px;color:#245c91;font-size:12px}.book-review-voice p{margin:0!important;font-size:13px!important;line-height:1.85!important}.book-caution{margin:13px 0 0!important;padding:12px 14px;border-left:3px solid #e5a53a;background:#fffaf0;color:#5f5660!important;font-size:12px!important;line-height:1.75!important}.book-shop-links{display:flex;gap:9px;margin-top:16px}.book-shop-links a{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:9px 16px;border-radius:7px;text-decoration:none;font-size:11px;font-weight:900}.book-shop-links a:first-child{background:#ff9900;color:#1d2731}.book-shop-links a:last-child{background:#bf0000;color:#fff}.book-shop-links small{font-size:9px;font-weight:700}
@media(max-width:700px){.book-review-card{grid-template-columns:110px minmax(0,1fr);gap:15px;padding:15px}.book-cover-placeholder{min-height:165px;padding:14px 9px}.book-cover-placeholder b{font-size:12px}.book-review-voice{grid-column:1/-1}.book-shop-links{grid-column:1/-1;flex-direction:column}.book-shop-links a{width:100%}}
@media(max-width:430px){.book-review-card{grid-template-columns:90px minmax(0,1fr)}.book-cover-placeholder{min-height:145px}.book-badges span{font-size:9px}.book-review-main h3{font-size:15px!important}}

/* v1.39 practice fixes */
.ehg>.practice-live-preview{width:100%;max-width:560px;justify-self:end}
.practice-question-text u,.practice-choice-text u,.practice-explanation u,.result-question u,.result-summary u,.result-explanation u{text-decoration-line:underline;text-decoration-thickness:1.5px;text-underline-offset:3px;text-decoration-skip-ink:auto}
@media(max-width:800px){.ehg>.practice-live-preview{display:none}}

/* v1.40 WEBテスティング非言語：数値入力式 */
.practice-numeric-wrap{margin:30px 0 8px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}.practice-numeric-wrap label{font-weight:800;color:#0b2b57}.practice-numeric-input{width:220px;max-width:100%;padding:15px 18px;border:2px solid #b8cbe2;border-radius:10px;background:#fff;color:#0b2b57;font:700 20px/1.2 "Noto Sans JP",sans-serif;outline:none}.practice-numeric-input:focus{border-color:#1268e8;box-shadow:0 0 0 3px rgba(18,104,232,.1)}.practice-numeric-note{font-size:13px;color:#70839b}@media(max-width:600px){.practice-numeric-wrap{align-items:flex-start;flex-direction:column}.practice-numeric-input{width:100%}}

/* v1.44 contact form */
.contact-main{background:#f7f9fc;padding:34px 0 58px;min-height:70vh}.contact-container{max-width:920px}.contact-main .breadcrumb{font-size:12px;color:#6b7890;margin-bottom:20px}.contact-main .breadcrumb a{color:#3169aa}.contact-card{background:#fff;border:1px solid #dfe7f1;border-radius:14px;padding:38px 46px;box-shadow:0 8px 24px rgba(24,61,105,.05)}.contact-card h1{margin:0 0 10px;color:#15375f;font-size:30px}.contact-lead{margin:0 0 32px;color:#5b687a;font-size:14px;line-height:1.8}.contact-form{display:grid;gap:24px}.contact-field{display:grid;gap:9px}.contact-field>span{font-weight:700;color:#243b5a;font-size:14px}.contact-field em{display:inline-block;margin-left:6px;padding:2px 6px;border-radius:4px;background:#eaf2ff;color:#0964e8;font-size:10px;font-style:normal;vertical-align:1px}.contact-field input,.contact-field select,.contact-field textarea{width:100%;box-sizing:border-box;border:1px solid #cfd9e6;border-radius:8px;background:#fff;padding:12px 14px;color:#1d2e44;font:inherit;font-size:15px;outline:none}.contact-field textarea{resize:vertical;line-height:1.7}.contact-field input:focus,.contact-field select:focus,.contact-field textarea:focus{border-color:#0964e8;box-shadow:0 0 0 3px rgba(9,100,232,.10)}.contact-field small{color:#7a8798;font-size:11px}.contact-consent{display:flex;align-items:flex-start;justify-content:center;gap:9px;color:#4c5d72;font-size:13px}.contact-consent input{margin-top:3px}.contact-consent a{color:#0964e8;text-decoration:underline}.contact-actions{display:flex;justify-content:center;gap:14px;margin-top:6px}.contact-primary,.contact-secondary,.contact-primary-link{appearance:none;border:0;border-radius:8px;padding:13px 28px;font:inherit;font-size:14px;font-weight:700;cursor:pointer;text-decoration:none}.contact-primary,.contact-primary-link{background:#0964e8;color:#fff}.contact-secondary{background:#edf2f7;color:#334b68}.contact-errors{margin:0 0 26px;padding:16px 18px;border:1px solid #f2c5c5;border-radius:8px;background:#fff6f6;color:#9a3030;font-size:13px}.contact-errors ul{margin:7px 0 0;padding-left:1.4em}.contact-confirm-list dl{margin:0;border-top:1px solid #e5ebf2}.contact-confirm-list dt{padding:18px 0 6px;color:#6b7890;font-size:12px;font-weight:700}.contact-confirm-list dd{margin:0;padding:0 0 18px;border-bottom:1px solid #e5ebf2;color:#263b55;font-size:14px;line-height:1.8;overflow-wrap:anywhere}.contact-complete{text-align:center;padding-top:52px;padding-bottom:54px}.contact-complete-icon{display:grid;place-items:center;width:54px;height:54px;margin:0 auto 18px;border-radius:50%;background:#eaf2ff;color:#0964e8;font-size:28px;font-weight:800}.contact-complete p{margin:14px 0 30px;color:#5b687a;font-size:14px;line-height:1.9}.hp-field{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;overflow:hidden!important}
@media(max-width:600px){.contact-main{padding:22px 0 40px}.contact-card{padding:26px 20px}.contact-card h1{font-size:24px}.contact-actions{flex-direction:column-reverse}.contact-primary,.contact-secondary,.contact-primary-link{width:100%;box-sizing:border-box;text-align:center}}

/* v1.46 unit points */
.unit-points{padding-top:30px;padding-bottom:4px}.unit-points-box{padding:22px 26px;border:1px solid #d9e7f5;border-radius:10px;background:#f4f9ff}.unit-points-box h2{margin:0 0 13px;color:var(--navy);font-size:18px}.unit-points-box ul{display:grid;gap:8px;margin:0;padding:0;list-style:none}.unit-points-box li{position:relative;padding-left:18px;color:#334f69;font-size:13px;line-height:1.75}.unit-points-box li:before{content:'•';position:absolute;left:2px;top:0;color:var(--blue);font-weight:900}@media(max-width:600px){.unit-points{padding-top:22px}.unit-points-box{padding:18px 19px}.unit-points-box h2{font-size:17px}.unit-points-box li{font-size:12px}}

/* v1.50 guide responsive tables + compact unit lists */
.guide-unit-list{display:flex;flex-wrap:wrap;gap:9px;margin:14px 0 26px}
.guide-unit-list span{display:inline-flex;align-items:center;min-height:38px;padding:8px 14px;border:1px solid #d9e6f2;border-radius:7px;background:#f7fbff;color:#294d70;font-size:12px;font-weight:800}
@media(max-width:560px){
 .guide-page #venues .guide-table-wrap,.guide-page #content .guide-table-wrap{overflow:visible}
 .guide-page #venues .guide-table,.guide-page #content .guide-table{min-width:0;border:0}
 .guide-page #venues .guide-table thead,.guide-page #content .guide-table thead{display:none}
 .guide-page #venues .guide-table tbody,.guide-page #content .guide-table tbody{display:grid;gap:12px}
 .guide-page #venues .guide-table tr,.guide-page #content .guide-table tr{display:block;border:1px solid #dce5ee;border-radius:8px;overflow:hidden;background:#fff}
 .guide-page #venues .guide-table td,.guide-page #content .guide-table td{display:grid;grid-template-columns:104px minmax(0,1fr);gap:10px;width:100%;padding:11px 12px;border:0;border-top:1px solid #e7edf3;white-space:normal;font-size:12px;line-height:1.65}
 .guide-page #venues .guide-table td:first-child,.guide-page #content .guide-table td:first-child{border-top:0}
 .guide-page #venues .guide-table td:before,.guide-page #content .guide-table td:before{content:attr(data-label);color:#31506e;font-weight:900}
 .guide-unit-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
 .guide-unit-list span{justify-content:center;min-height:42px;padding:8px 7px;text-align:center;font-size:11px}
}

/* v1.51 guide: reliable mobile-only comparison cards; keep existing site responsive rules untouched */
.guide-mobile-comparison{display:none}
.guide-unit-text{margin-top:-2px!important}
@media(max-width:560px){
 .guide-page #venues .guide-table-wrap,.guide-page #content .guide-table-wrap{display:none!important}
 .guide-page #venues .guide-mobile-comparison,.guide-page #content .guide-mobile-comparison{display:grid;gap:12px;margin:18px 0 28px}
 .guide-mobile-card{overflow:hidden;border:1px solid #dce5ee;border-radius:9px;background:#fff}
 .guide-mobile-card>h3{margin:0!important;padding:12px 14px;background:#f1f6fb;color:#244766;font-size:14px!important;line-height:1.5}
 .guide-mobile-card>h3 span{float:right;color:#1268e8;font-size:13px}
 .guide-mobile-card dl{margin:0}
 .guide-mobile-card dl>div{display:grid;grid-template-columns:88px minmax(0,1fr);gap:10px;padding:11px 14px;border-top:1px solid #e7edf3}
 .guide-mobile-card dl>div:first-child{border-top:0}
 .guide-mobile-card dt{color:#526d87;font-size:11px;font-weight:900}
 .guide-mobile-card dd{min-width:0;margin:0;color:#334f69;font-size:12px;line-height:1.65;overflow-wrap:anywhere}
 .guide-mobile-exam .guide-mobile-card>p{margin:0!important;padding:12px 14px;color:#334f69;font-size:12px!important;line-height:1.65}
 .guide-mobile-total{display:flex;align-items:center;justify-content:space-between;padding:13px 14px;border-radius:9px;background:#eef6ff;color:#244766;font-size:12px;font-weight:800}
 .guide-mobile-total strong{color:#1268e8;font-size:17px}
 .guide-unit-text{margin:0 0 22px!important;font-size:13px!important;line-height:2!important}
}

/* v1.52 WEB Testing guide: desktop tables / mobile cards */
@media(max-width:560px){
 .guide-page #difference .guide-table-wrap,
 .guide-page #environment .guide-table-wrap,
 .guide-page #content .guide-table-wrap{display:none}
 .guide-page #difference .guide-mobile-comparison,
 .guide-page #environment .guide-mobile-comparison,
 .guide-page #content .guide-mobile-comparison{display:grid;gap:12px;margin:18px 0 28px}
}

/* v1.53 web-test-types mobile comparison cards */
@media(max-width:560px){
 .guide-page #types .guide-table-wrap,.guide-page #url .guide-table-wrap{display:none}
 .guide-page #types .guide-mobile-comparison,.guide-page #url .guide-mobile-comparison{display:grid;gap:12px;margin:18px 0 28px}
 .guide-page #url .guide-mobile-card>h3{overflow-wrap:anywhere}
}

/* v1.54 SPI books affiliate trial */
.guide-ad-disclosure{max-width:900px;margin:0 auto 20px;padding:0 4px;color:#66788a;font-size:12px;line-height:1.7}
.book-review-card-affiliate{display:block}
.book-review-card-affiliate .book-review-main{width:100%}
.moshimo-affiliate-box{margin-top:20px}
@media(max-width:600px){
  .guide-ad-disclosure{margin-bottom:16px;font-size:11px}
  .moshimo-affiliate-box{margin-top:16px}
}
/* v1.55 book list: affiliate links pending */
.book-shop-links-pending{display:block;margin-top:16px}
.book-shop-links-pending span{display:block;padding:10px 13px;border:1px dashed #c9d6e3;border-radius:7px;background:#f8fafc;color:#718399;font-size:11px;font-weight:700;text-align:center}

/* v1.58 guide index hero: text only */
.guide-index-hero>.container{grid-template-columns:1fr}
.guide-index-hero>.container>div:first-child{max-width:760px}

/* v1.59 unified footer */
.footer-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:42px}
.footer-grid>div a{display:block;font-size:10px;opacity:.9;margin:6px 0;line-height:1.6}
.footer-bottom{justify-content:center;border-top:1px solid rgba(255,255,255,.18);padding-top:14px;margin-top:22px;text-align:center}
@media(max-width:900px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 34px}.footer-grid>div:nth-child(4),.footer-grid>div:nth-child(5){margin-top:0}}
@media(max-width:600px){.footer-grid{grid-template-columns:1fr 1fr;gap:26px 20px}.footer-bottom{margin-top:24px}}

/* v1.59 book comparison table: semantic mobile cards */
@media(max-width:560px){
 .guide-page #choose .guide-table-wrap{overflow:visible}
 .guide-page #choose .book-choice-table{min-width:0;border:0}
 .guide-page #choose .book-choice-table thead{display:none}
 .guide-page #choose .book-choice-table tbody{display:grid;gap:12px}
 .guide-page #choose .book-choice-table tr{display:block;border:1px solid #dce5ee;border-radius:8px;overflow:hidden;background:#fff}
 .guide-page #choose .book-choice-table td{display:grid;grid-template-columns:92px minmax(0,1fr);gap:10px;width:100%;padding:11px 12px;border:0;border-top:1px solid #e7edf3;white-space:normal;font-size:12px;line-height:1.65}
 .guide-page #choose .book-choice-table td:first-child{border-top:0}
 .guide-page #choose .book-choice-table td:before{content:attr(data-label);color:#31506e;font-weight:900}
}

/* v1.60 mobile footer alignment */
@media(max-width:600px){
  .footer-grid>div{width:max-content;max-width:100%;justify-self:center;}
  .footer-grid>div h3,.footer-grid>div a{text-align:left;}
}

/* v1.61 footer responsive breakpoint and aligned 2x2 grid */
@media(max-width:768px){
  .footer-grid{
    grid-template-columns:repeat(2,minmax(0,210px));
    justify-content:center;
    column-gap:40px;
    row-gap:28px;
  }
  .footer-grid>div{
    width:auto;
    max-width:none;
    justify-self:stretch;
  }
  .footer-grid>div h3,.footer-grid>div a{text-align:left;}
  .footer-grid>div:nth-child(4),.footer-grid>div:nth-child(5){margin-top:0;}
}
@media(max-width:600px){
  .footer-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
    column-gap:20px;
    row-gap:26px;
  }
}

/* v1.62 small-mobile footer: keep aligned columns and center the 2-column group */
@media(max-width:600px){
  .footer-grid{
    grid-template-columns:120px 145px;
    justify-content:center;
    column-gap:26px;
    row-gap:26px;
  }
  .footer-grid>div{
    width:100%;
    max-width:100%;
    justify-self:stretch;
  }
}

/* v1.63 small-mobile footer: wider balanced columns without link wrapping at 393px */
@media (min-width:361px) and (max-width:600px){
  .footer-grid{
    grid-template-columns:155px 145px;
    justify-content:center;
    column-gap:18px;
    row-gap:26px;
  }
}