/* Three immediate choices, sized to the visible app viewport. */
.home.exam-home{display:grid;grid-template-rows:auto minmax(0,1fr);align-content:center;gap:clamp(18px,4dvh,32px);height:100%;padding:clamp(8px,3dvh,28px) 0;max-height:740px;margin:auto}
.exam-home .home-intro{width:100%}
.exam-home h1{font:700 clamp(32px,8.5vw,46px)/1.12 RankinoDisplay,SnapshotSans,sans-serif;letter-spacing:-.06em;background:none;color:white}
.exam-home h1 span{display:block;font:700 clamp(18px,4.5vw,24px)/1.5 SnapshotSans,"Hiragino Kaku Gothic ProN",sans-serif;letter-spacing:-.03em;margin-top:8px;color:#dbeaff}
.exam-cards{display:grid;grid-template-rows:repeat(3,minmax(0,1fr));gap:12px;min-height:0;max-height:480px}
.exam-card{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;gap:12px;width:100%;min-height:76px;padding:20px 24px;overflow:hidden;text-align:left;border:1px solid #ffffff35;border-radius:26px;color:white;background:linear-gradient(112deg,#ffffff15,#70d9ff09);box-shadow:inset 0 1px #ffffff12,0 10px 35px #04165013;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);transition:transform 220ms cubic-bezier(.16,1,.3,1),border-color 220ms,background-color 220ms,box-shadow 220ms}
.exam-card:before{content:"";position:absolute;inset:0;pointer-events:none;background:radial-gradient(ellipse at 100% 0%,var(--card-glow),transparent 70%);opacity:.8;transition:opacity 260ms}
.exam-card[data-exam="toeic"]{--card-glow:#87edff3d}
.exam-card[data-exam="aws"]{--card-glow:#a4b0ff40}
.exam-card[data-exam="takken"]{--card-glow:#63aaff50}
.exam-card-copy,.exam-card-badge{position:relative}
.exam-card-name{display:block;font:700 clamp(28px,7vw,38px)/1.1 RankinoDisplay,SnapshotSans,sans-serif;letter-spacing:-.05em}
.exam-card[data-exam="takken"] .exam-card-name{font-family:SnapshotSans,"Hiragino Kaku Gothic ProN",sans-serif;letter-spacing:-.04em}
.exam-card-detail{display:flex;gap:10px;align-items:center;margin-top:10px;color:#d4e9ff;font-size:14px;line-height:1.2;font-weight:600}
.exam-card-detail span+span{color:#bbd1ff}
.exam-card-badge{display:grid;place-items:center;width:58px;height:58px;border:1px solid #ffffff3d;border-radius:20px;background:#ffffff10;font:700 18px RankinoDisplay,SnapshotSans,sans-serif;letter-spacing:-.05em;box-shadow:inset 0 1px #ffffff20;transition:transform 260ms cubic-bezier(.16,1,.3,1)}
.exam-card:focus-visible{outline:3px solid #a7ecff;outline-offset:3px}
@media(hover:hover){.exam-card:hover{transform:translateY(-3px);border-color:#b6edffa6;background-color:#8dceff12;box-shadow:inset 0 1px #ffffff20,0 18px 45px #03144a35}.exam-card:hover:before{opacity:1}.exam-card:hover .exam-card-badge{transform:rotate(-6deg) scale(1.06)}}
.exam-card:active{transform:scale(.985);background-color:#b5eaff20}
@media(max-height:700px){.home.exam-home{padding:6px 0;gap:18px;max-height:610px}.exam-home h1{font-size:34px}.exam-home h1 span{font-size:18px;margin-top:4px}.exam-cards{gap:10px}.exam-card{padding:16px 20px;border-radius:22px}.exam-card-name{font-size:30px}.exam-card-detail{margin-top:7px}.exam-card-badge{width:48px;height:48px;border-radius:16px}}
@media(max-height:520px) and (orientation:portrait){.home.exam-home{gap:12px}.exam-home h1{font-size:28px}.exam-home h1 span{font-size:16px}.exam-card{padding:10px 16px;min-height:64px}.exam-card-name{font-size:25px}.exam-card-detail{font-size:12px;margin-top:5px}.exam-card-badge{width:42px;height:42px;font-size:16px}}
@media(orientation:landscape) and (max-height:600px){.home.exam-home{grid-template-columns:minmax(0,.7fr) minmax(0,1.3fr);grid-template-rows:minmax(0,1fr);gap:28px;max-height:none;padding:6px 0}.exam-home .home-intro{align-self:center}.exam-cards{height:100%;gap:8px}.exam-home h1{font-size:32px}.exam-card{padding:10px 18px;min-height:56px;border-radius:18px}.exam-card-name{font-size:25px}.exam-card-detail{margin-top:5px;font-size:12px}.exam-card-badge{width:42px;height:42px;border-radius:14px}}
@media(prefers-reduced-motion:reduce){.exam-card,.exam-card:before,.exam-card-badge{transition:none}.exam-card:hover,.exam-card:active,.exam-card:hover .exam-card-badge{transform:none}}

.exam-intro{position:fixed;inset:0;z-index:30;display:grid;place-items:center;padding:max(24px,env(safe-area-inset-top)) max(24px,env(safe-area-inset-right)) max(24px,env(safe-area-inset-bottom)) max(24px,env(safe-area-inset-left));overflow:hidden;background:linear-gradient(145deg,#061a6480,#174ee660);text-align:center}
.exam-intro .exam-intro-name{margin:0;color:white;font:800 clamp(54px,16vw,180px)/1 RankinoDisplay,SnapshotSans,sans-serif;letter-spacing:-.075em;white-space:nowrap;text-shadow:0 0 70px #b9efff40;animation:exam-reveal 680ms cubic-bezier(.16,1,.3,1) both}
.exam-intro .exam-intro-name[data-exam="takken"]{font-family:SnapshotSans,"Hiragino Kaku Gothic ProN",sans-serif;font-size:clamp(90px,28vw,260px);letter-spacing:-.07em}
@keyframes exam-reveal{0%{opacity:0;transform:translateY(32px) scale(.58) rotate(-8deg);filter:blur(12px)}25%{opacity:1;transform:translateY(0) scale(1) rotate(-2deg);filter:blur(0)}70%{opacity:1;transform:translateY(0) scale(1.03) rotate(-2deg);filter:blur(0)}100%{opacity:0;transform:translateY(-16px) scale(1.18) rotate(0);filter:blur(6px)}}
@media(orientation:landscape) and (max-height:450px){.exam-intro .exam-intro-name{font-size:min(16vw,30dvh)}.exam-intro .exam-intro-name[data-exam="takken"]{font-size:min(28vw,42dvh)}}
@media(prefers-reduced-motion:reduce){.exam-intro .exam-intro-name{animation:none}}