:root{font-family:system-ui,-apple-system,'Malgun Gothic','Apple SD Gothic Neo',sans-serif}
.eyebrow{letter-spacing:1px;font-size:12px}.intro{padding-top:30px}.intro h1{font-size:clamp(30px,3.2vw,46px);letter-spacing:-1.8px}.intro p{font-size:15px;line-height:1.8;color:#55716c}.play-choices{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:0 0 24px}.play-choice{border-radius:22px;border:1px solid #abc9b3;display:flex;align-items:center;gap:18px;text-align:left;padding:18px 24px;min-height:102px;color:#174d4c;box-shadow:0 5px 0 #dbdfcc}.play-choice>span:last-child{margin-left:auto;font-size:26px}.play-choice strong{display:block;font-size:24px;letter-spacing:-.8px}.play-choice small{display:block;font-size:14px;margin-top:7px}.game-choice{background:#dcedcf}.book-choice{background:#ffeadb;border-color:#ebc5a7}.choice-icon{font-size:34px;background:#fffaf0;border-radius:18px;width:62px;height:62px;display:grid;place-items:center}.home-layout{grid-template-columns:minmax(0,1fr) 350px}.start-card{padding:23px}.start-card h2{font-size:25px}.start-card>p{font-size:14px}legend{font-size:14px}.difficulty-option{min-height:70px}.difficulty-option strong{font-size:17px}.difficulty-option small{font-size:12px}.field-label{font-size:14px}.field-label span{font-size:12px}.primary,.secondary{font-size:17px;min-height:56px}input:not([type=radio]){font-size:16px;min-height:52px}.extra-levels summary,.friend-options summary{cursor:pointer;min-height:50px;display:flex;align-items:center;font-size:14px;font-weight:700;color:#35675e;list-style:none}.extra-levels summary:after,.friend-options summary:after{content:'＋';margin-left:auto}.extra-levels[open] summary:after,.friend-options[open] summary:after{content:'−'}.friend-options{border-top:1px dashed #d4d9bf;margin-top:22px;padding-top:6px}.friend-options p{font-size:13px;line-height:1.7;color:#5b746b}.book-teaser{border:1px solid #efc9a7;border-radius:18px;background:#fff0e3;color:#704d35;width:100%;display:flex;align-items:center;text-align:left;gap:12px;padding:12px;margin-top:23px;overflow:hidden}.book-teaser img{object-fit:contain}.book-teaser small,.book-teaser strong,.book-teaser span>span{display:block}.book-teaser small{font-size:12px}.book-teaser strong{font-size:23px;margin:5px 0}.book-teaser span>span{font-size:13px}.quick-guide{font-size:13px}.quick-guide b{font-size:13px}footer{font-size:12px;line-height:1.7}.postcard-caption>span{font-family:inherit}footer a{text-decoration:underline}.site-header .quiet{font-size:14px}.game-status{font-size:14px}.help-button{min-height:44px;min-width:44px}.shutter-group>small{font-size:11px}.photo-caption{font-size:12px}.lobby-content>p,.result-card>p{font-size:15px}.lobby-content>.muted{font-size:12px}
@media(max-width:1000px){.home-layout{grid-template-columns:minmax(0,1fr) 310px}.play-choice strong{font-size:21px}.play-choice{padding:16px;gap:12px}}
@media(max-width:740px){.site-header{padding:0 18px;height:70px;gap:10px}.site-header .brand{font-size:23px}.site-header .quiet{font-size:13px;min-height:48px}.header-note{display:none}main{padding:0 16px}.intro{padding:24px 0 20px;display:block}.intro h1{font-size:32px;line-height:1.35}.intro p{font-size:14px;margin-top:12px}.play-choices{gap:10px;margin-bottom:18px}.play-choice{display:flex;flex-direction:column;align-items:flex-start;padding:15px 12px;gap:10px;min-height:156px;border-radius:18px}.play-choice .choice-icon{font-size:28px;width:48px;height:45px;border-radius:13px}.play-choice strong{font-size:19px;letter-spacing:-.8px}.play-choice small{font-size:12px;line-height:1.5;margin-top:5px}.play-choice>span:last-child{display:none}.home-layout{grid-template-columns:1fr;gap:23px}.start-card{padding:21px;box-shadow:none}.hero-postcard{padding:7px}.hero-weather{font-size:10px;top:10px;padding:9px 15px}.postcard-caption{padding:15px 9px}.postcard-caption>span{font-size:15px}.postcard-caption>small{display:none}.quick-guide{font-size:12px;padding-top:13px;gap:7px;margin:0 7px}.difficulty-option strong{font-size:17px}.difficulty-option small{font-size:12px}.start-card h2{font-size:25px}.start-card>p{font-size:14px}.start-card .primary,.start-card .secondary{font-size:17px}.book-teaser{margin-top:20px}.field-label{font-size:14px}.extra-levels summary,.friend-options summary{font-size:14px;min-height:52px}.game-status{font-size:12px}.help-button{min-width:42px;min-height:42px}.shutter{width:80px;height:80px;min-height:80px}.shutter-group{width:80px;min-width:80px}.shutter-group>small{font-size:10px}.camera-tray{gap:9px}.filmstrip{gap:5px}.film-slot{padding:3px}.film-slot .slot-number{font-size:10px}.photo-caption{font-size:10px}.album-panel>p{font-size:14px}footer{font-size:11px;display:block}footer>span{display:block;margin-top:7px}}