:root{color:#f8f2e6;background:#78aaa6;font-family:-apple-system,BlinkMacSystemFont,Apple SD Gothic Neo,Noto Sans KR,sans-serif}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0;overflow:hidden}button{font:inherit}.app-shell{background:radial-gradient(circle at 54% 26%,#ffffff3d,#0000 18%),radial-gradient(circle at 52% 70%,#fff5d238,#0000 30%),linear-gradient(#77aaa6 0%,#8eb6ac 58%,#e6dcc9 100%);width:100vw;min-height:100vh;padding:18px;position:relative}.topbar{z-index:10;pointer-events:none;justify-content:space-between;gap:18px;display:flex;position:fixed;top:18px;left:24px;right:24px}.top-status{pointer-events:auto;align-items:flex-start;gap:10px;display:flex}.eyebrow,.counter{letter-spacing:.16em;text-transform:uppercase;color:#f8f2e6bf;margin:0;font-size:11px}.mode-toggle{color:#f8f2e6d1;letter-spacing:.14em;cursor:pointer;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#2d433f52;border:1px solid #ffffff5c;border-radius:999px;margin-top:-3px;padding:5px 10px;font-size:10px}.sound-toggle{z-index:12;color:#f8f2e6c7;letter-spacing:.14em;cursor:pointer;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#2d433f57;border:1px solid #ffffff4f;border-radius:999px;padding:7px 11px;font-size:10px;position:absolute;top:86px;right:22px}h1{letter-spacing:-.03em;margin:8px 0 0;font-size:18px;font-weight:600}.viewport-card{background:#57827e47;border:1px solid #ffffff59;border-radius:36px;width:min(520px,100vw - 28px);height:min(900px,100vh - 36px);margin:0 auto;position:relative;overflow:hidden;box-shadow:0 38px 140px #193d383d}.viewport-card:after{content:"";pointer-events:none;background:radial-gradient(circle,#0000 0% 34%,#2c433f38 100%),linear-gradient(#ffffff0a,#0000 48%,#fff4d51c);position:absolute;inset:0}.viewport-card canvas{width:100%;height:100%}.story-card{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);background:#2d433f85;border:1px solid #ffffff47;border-radius:24px;width:min(285px,100% - 44px);padding:24px;animation:.7s both rise;position:absolute;bottom:108px;right:22px;box-shadow:0 22px 60px #18312d2e}.story-card[data-mode=auto]{animation:.7s both rise,8.8s ease-in-out infinite breathe-card}.story-kicker{letter-spacing:.18em;text-transform:uppercase;color:#f8f2e694;margin:0 0 13px;font-size:11px}.story-card h2{margin:0 0 15px;font-size:23px;font-weight:600}.story-card p:last-child{white-space:pre-line;color:#f8f2e6d9;margin:0;font-size:16px;line-height:1.82}.progress-nav{flex-direction:column;justify-content:space-between;display:flex;position:absolute;top:105px;bottom:104px;left:22px}.progress-nav:before{content:"";background:#ffffff61;width:1px;position:absolute;top:12px;bottom:12px;left:8px}.progress-nav button{color:#f8f2e6b8;cursor:pointer;background:0 0;border:0;align-items:center;gap:10px;padding:0;display:flex;position:relative}.progress-nav span{background:#70a39eb8;border:1px solid #ffffffb8;border-radius:999px;width:17px;height:17px}.progress-nav small{opacity:0;max-width:110px;font-size:11px;transition:all .24s;transform:translate(-3px)}.progress-nav button.active span{background:#fffdf2;box-shadow:0 0 22px #fff6c7e6,0 0 42px #fff6c773}.progress-nav button.active small,.progress-nav button:hover small{opacity:1;transform:translate(0)}.hint{z-index:10;text-align:center;color:#f8f2e69e;font-size:12px;position:fixed;bottom:14px;left:0;right:0}@keyframes rise{0%{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@keyframes breathe-card{0%,to{box-shadow:0 22px 60px #18312d2e}48%{box-shadow:0 26px 70px #fff4d529}}@media (width<=520px){.app-shell{min-height:100dvh;padding:0}.viewport-card{border:0;border-radius:0;width:100vw;height:100dvh}.topbar{top:max(16px, env(safe-area-inset-top));align-items:flex-start;gap:10px;left:16px;right:16px}.topbar>div:first-child{min-width:0;max-width:58vw}.eyebrow,.counter{letter-spacing:.14em;font-size:10px}h1{margin-top:7px;font-size:19px;line-height:1.18}.top-status{align-items:center;gap:8px}.mode-toggle{padding:6px 10px;font-size:10px}.sound-toggle{right:20px;top:calc(max(16px, env(safe-area-inset-top)) + 108px);padding:8px 13px;font-size:10px}.progress-nav{left:18px;top:calc(max(16px, env(safe-area-inset-top)) + 176px);bottom:calc(148px + env(safe-area-inset-bottom))}.progress-nav span{width:20px;height:20px}.progress-nav:before{left:10px}.progress-nav small{display:none}.story-card{left:18px;right:18px;bottom:calc(22px + env(safe-area-inset-bottom));border-radius:24px;width:auto;max-height:32vh;padding:20px 22px;overflow:hidden}.story-kicker{margin-bottom:10px;font-size:10px}.story-card h2{margin-bottom:12px;font-size:24px}.story-card p:last-child{font-size:17px;line-height:1.68}.hint{display:none}}@media (height<=720px) and (width<=520px){.story-card{max-height:28vh;padding:17px 20px}.story-card h2{font-size:21px}.story-card p:last-child{font-size:15px;line-height:1.54}.progress-nav{top:calc(max(14px, env(safe-area-inset-top)) + 148px);bottom:calc(126px + env(safe-area-inset-bottom))}}