/*
 * 힘주기 라디오 (/grammar/expression/radio.jsp, 2026-10-31) — 게임 js/ps2-expression-radio.js 의 꾸밈. 틀의 꾸밈은 css/ps2-expression-arcade.css (.ga-*)
 *   호두나무 #5e3517 · 빛나는 주파수 창 #ffcf7a · 바늘 #b91c1c · 음악 막대 #34d399
 */
#main .gi .ga--radio { --ga-bg1: #2b1d14; --ga-bg2: #5e3517; --ga-glow: #ffcf7a; --ga-halo: rgba(255, 207, 122, .24); --ga-win: #065f46; --ga-hot: #f59e0b; --ga-accent: #b45309; }
#main .gi .ga--radio .erd-cv { touch-action: none; -webkit-user-select: none; user-select: none; -webkit-tap-highlight-color: transparent; cursor: ew-resize; }
#main .gi .ga--radio .ga-q { min-height: 104px; background: linear-gradient(160deg, #2b1d14, #160e09); }
#main .gi .ga--radio .ga-q .erd-ask { color: rgba(255, 240, 215, .78); font-size: 13.5px; }
#main .gi .ga--radio .ga-q .erd-cue { justify-self: center; display: inline-block; padding: 1px 12px; border-radius: 999px; background: rgba(255, 207, 122, .16); color: #ffcf7a; font-size: 13.5px; font-weight: 800; }
#main .gi .ga--radio .ga-q .erd-line { font-size: clamp(16px, 2.2vw, 20px); line-height: 1.6; color: #fff7e6; }
#main .gi .ga--radio .ga-q .erd-line mark { display: inline-block; min-width: 64px; padding: 0 8px; border-radius: 8px; background: rgba(255, 255, 255, .12); color: #ffcf7a; border: 1px dashed rgba(255, 207, 122, .6); line-height: 1.45; transition: background .15s; }
#main .gi .ga--radio .ga-q .erd-line mark.is-tune { border-style: solid; background: rgba(255, 207, 122, .2); color: #fff3d6; }
#main .gi .ga--radio .ga-q .erd-okline { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 7px; color: #a7f3d0; font-weight: 800; }
#main .gi .ga--radio .ga-q .erd-okmark { color: #34d399; font-size: 1.15em; }
#main .gi .ga--radio .ga-q .erd-sent { color: #fff7e6; text-align: center; font-size: clamp(15px, 2vw, 18px); }
#main .gi .ga--radio .ga-q .erd-sent mark { background: #a7f3d0; color: #064e3b; }
#main .gi .ga--radio .erd-tries { display: inline-flex; align-items: center; gap: 2px; padding: 2px 9px; border-radius: 999px; background: rgba(22, 163, 74, .12); color: #166534; font-size: 12px; font-weight: 800; white-space: nowrap; }
#main .gi .ga--radio .erd-tries i { font-style: normal; font-size: 11px; transition: opacity .2s, transform .2s; }
#main .gi .ga--radio .erd-tries i.is-off { opacity: .3; transform: scale(.8); filter: grayscale(1); }
#main .gi .ga--radio .erd-speed { padding: 2px 9px; border-radius: 999px; background: rgba(180, 83, 9, .12); color: #b45309; font-size: 12px; font-weight: 800; white-space: nowrap; }
#main .gi .ga--radio .erd-pad { min-width: 120px; }
#main .gi .ga--radio .ga-card .erd-sent, #main .gi .ga--radio .ga-wrong .erd-sent { text-align: left; color: var(--ga-ink); font-size: 17px; }
#main .gi .ga--radio .ga-card .ga-sent mark, #main .gi .ga--radio .ga-wrong .ga-sent mark { background: #dcfce7; color: #14532d; border: 0; }
#main .gi .ga--radio .erd-mine { color: #b91c1c; }

/* 로비 그림: 나무 라디오 · 빛나는 창 · 바늘 · 음표 */
#main .gi .ga--radio .erd-hero { position: absolute; inset: 0; overflow: hidden; background: radial-gradient(60% 50% at 50% 30%, rgba(255, 207, 122, .25), transparent 65%), linear-gradient(#3b2618, #120b07); }
#main .gi .ga--radio .erd-hero__box { position: absolute; left: 50%; top: 50%; width: 230px; height: 150px; margin: -70px 0 0 -115px; border-radius: 22px; background: linear-gradient(#a86b3c, #5e3517 60%, #3b2010); box-shadow: 0 18px 30px rgba(0, 0, 0, .5), inset 0 0 0 3px rgba(255, 220, 170, .25); }
#main .gi .ga--radio .erd-hero__grille { position: absolute; left: 16px; top: 14px; width: 120px; height: 56px; border-radius: 10px; background: #24170e; border: 2px solid #d6a94a; display: flex; align-items: flex-end; justify-content: space-around; padding: 4px 6px; }
#main .gi .ga--radio .erd-hero__bar { display: block; width: 9px; height: 30%; border-radius: 2px; background: linear-gradient(#fde68a, #34d399); animation: erd-bar 1.1s ease-in-out infinite; }
#main .gi .ga--radio .erd-hero__bar--1 { animation-delay: -.2s; } #main .gi .ga--radio .erd-hero__bar--2 { animation-delay: -.5s; } #main .gi .ga--radio .erd-hero__bar--3 { animation-delay: -.1s; }
#main .gi .ga--radio .erd-hero__bar--4 { animation-delay: -.7s; } #main .gi .ga--radio .erd-hero__bar--5 { animation-delay: -.35s; } #main .gi .ga--radio .erd-hero__bar--6 { animation-delay: -.9s; }
#main .gi .ga--radio .erd-hero__win { position: absolute; left: 16px; right: 16px; bottom: 16px; height: 48px; border-radius: 10px; background: linear-gradient(#ffcf7a, #e08a2e); border: 3px solid #d6a94a; }
#main .gi .ga--radio .erd-hero__ch { position: absolute; top: 6px; font-size: 12px; font-weight: 900; color: #2a1205; }
#main .gi .ga--radio .erd-hero__ch--0 { left: 22%; } #main .gi .ga--radio .erd-hero__ch--1 { left: 62%; }
#main .gi .ga--radio .erd-hero__needle { position: absolute; top: 3px; bottom: 3px; left: 20%; width: 3px; background: #b91c1c; animation: erd-tune 4.5s ease-in-out infinite; }
#main .gi .ga--radio .erd-hero__knob { position: absolute; right: 22px; top: 22px; width: 40px; height: 40px; border-radius: 50%; background: radial-gradient(circle at 35% 30%, #f6dfa0, #b8862f 60%, #5a3a10); box-shadow: 0 4px 8px rgba(0, 0, 0, .4); }
#main .gi .ga--radio .erd-hero__note { position: absolute; font-size: 22px; color: #fde68a; opacity: 0; animation: erd-note 4.5s ease-out infinite; }
#main .gi .ga--radio .erd-hero__note--0 { left: 28%; top: 30%; } #main .gi .ga--radio .erd-hero__note--1 { left: 38%; top: 22%; animation-delay: .4s; } #main .gi .ga--radio .erd-hero__note--2 { left: 20%; top: 18%; animation-delay: .8s; }
@keyframes erd-bar { 0%, 100% { height: 25%; } 50% { height: 90%; } }
@keyframes erd-tune { 0%, 15% { left: 20%; } 45%, 100% { left: 31%; } }
@keyframes erd-note { 0%, 45% { opacity: 0; transform: translateY(20px); } 60% { opacity: 1; } 100% { opacity: 0; transform: translateY(-30px); } }
#main .gi .ga--radio.erd-lv1 .ga-q { min-height: 116px; }
@media (max-width: 760px) {
    #main .gi .ga--radio .ga-q { min-height: 100px; padding: 8px 10px; gap: 2px; }
    #main .gi .ga--radio.erd-lv1 .ga-q { min-height: 118px; }
    #main .gi .ga--radio .ga-q .erd-line { font-size: 15.5px; line-height: 1.55; }
    #main .gi .ga--radio .ga-q .erd-line mark { min-width: 44px; padding: 0 6px; }
    #main .gi .ga--radio .ga-q .erd-ask { font-size: 12.5px; }
    #main .gi .ga--radio .ga-ko { font-size: 13px; }
    #main .gi .ga--radio .ga-side { display: none; }
    #main .gi .ga--radio .erd-pad { min-width: 0; height: 48px; }
}
@media (prefers-reduced-motion: reduce) {
    #main .gi .ga--radio .erd-hero__bar, #main .gi .ga--radio .erd-hero__needle, #main .gi .ga--radio .erd-hero__note { animation: none; }
    #main .gi .ga--radio .erd-hero__note { opacity: 1; }
}