@charset "UTF-8";
:root{--ink:#3a2858;--ink-soft:#635075;--purple:#8e69d7;--pink:#e69ccc;--line:#e6d4f4;--bg:#faf6ff;--white:#fff}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--ink);font-family:"Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",system-ui,sans-serif;background:var(--bg);overflow-x:hidden;line-height:1.7}
a{color:inherit;text-decoration:none}
button{font:inherit}
:focus-visible{outline:3px solid #6e5fd5;outline-offset:4px}
.skip-link{position:absolute;left:-9999px;top:0;z-index:200;padding:12px 18px;background:white}.skip-link:focus{left:8px}
.site-header{position:absolute;z-index:20;top:0;left:0;right:0;border-bottom:1px solid rgba(255,255,255,.55);background:rgba(255,252,255,.30);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.header-inner{max-width:1440px;padding:0 6.4%;min-height:83px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:inline-flex;align-items:baseline;gap:11px;font-size:25px;font-weight:900;letter-spacing:.07em;color:#47336c;white-space:nowrap}
.brand span:last-child{font-size:17px;letter-spacing:.14em;color:#8863b9}.brand-divider{font-weight:400;color:#b7a2d7!important;font-size:18px!important}
.header-links{display:flex;gap:33px;align-items:center;font-size:13px;font-weight:750}
.header-links>a:not(.header-download):hover{color:#9564c3}
.header-download{background:rgba(255,255,255,.74);border:1px solid #d9bde6;border-radius:100px;padding:11px 19px;box-shadow:0 10px 24px rgba(133,102,176,.10)}
.header-download:hover{background:white}
.hero{position:relative;min-height:min(920px,100svh);height:max(720px,100svh);isolation:isolate;overflow:hidden;background:#e9d4fb}
.hero-photo,.hero-tint{position:absolute;inset:0;pointer-events:none}
.hero-photo{z-index:-2;background-image:url('../images/LIVN_STREAM_配信ルーム.png');background-size:cover;background-position:center center}
.hero-tint{z-index:-1;background:linear-gradient(90deg,rgba(246,235,255,.55) 0%,rgba(245,231,255,.37) 37%,rgba(245,230,255,.04) 65%);}
.hero-inner{position:relative;margin:auto;max-width:1440px;min-height:100%;height:100%;padding:150px 6.4% 95px;display:flex;align-items:center}
.hero-content{max-width:665px;margin-top:-8px}
.hero-tag{display:inline-flex;gap:11px;align-items:center;padding:8px 16px;border-radius:30px;background:rgba(255,255,255,.72);box-shadow:0 11px 35px rgba(130,98,172,.12);border:1px solid rgba(255,255,255,.96);font-size:12px;font-weight:850;letter-spacing:.11em;color:#6d50a1}
.tag-dot{width:8px;height:8px;border-radius:100%;background:#d87ecb;box-shadow:0 0 0 4px rgba(232,155,229,.25)}.tag-sep{color:#c3ace0}
.hero-overline{color:#694c9a;font-weight:750;font-size:17px;letter-spacing:.1em;margin:36px 0 11px}
h1{font-size:clamp(39px,4.25vw,71px);line-height:1.35;letter-spacing:-.045em;margin:0;font-weight:900;color:#3e295f;text-shadow:0 2px 16px rgba(255,255,255,.53)}
h1 span,.section h2 em{font-style:normal;background:linear-gradient(105deg,#ae60be 5%,#8e68d2 55%,#4c91d1 100%);background-clip:text;-webkit-background-clip:text;color:transparent}
.hero-lead{margin:24px 0 0;color:#4b3d64;font-size:16px;line-height:2;font-weight:650;text-shadow:0 1px 15px rgba(255,255,255,.7)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.button{min-height:60px;border-radius:18px;display:inline-flex;align-items:center;justify-content:center;gap:14px;padding:14px 24px;font-size:14px;line-height:1.35;font-weight:850;transition:transform .2s ease,box-shadow .2s ease;white-space:nowrap}
a.button:hover{transform:translateY(-2px)}
.button.primary{background:linear-gradient(105deg,#8c63c7,#c378c8);color:white;box-shadow:0 12px 36px rgba(137,83,169,.27)}
.button.primary:hover{box-shadow:0 16px 45px rgba(137,83,169,.35)}
.button-icon{font-size:20px}.button.secondary{background:rgba(255,255,255,.73);border:1px solid rgba(169,133,206,.48);color:#694d90;box-shadow:0 10px 26px rgba(115,95,173,.1)}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:33px}.hero-tags span{padding:7px 12px;border-radius:100px;border:1px solid rgba(169,133,206,.35);background:rgba(255,255,255,.48);font-size:12px;font-weight:750;color:#655080}
.hero-sparkle{position:absolute;z-index:1;color:white;text-shadow:0 0 22px #dc80ee,0 0 42px #f2aeeb;pointer-events:none}.hero-sparkle-1{top:20%;right:7%;font-size:30px}.hero-sparkle-2{bottom:18%;left:50%;font-size:20px}
.hero-bottom{position:absolute;bottom:22px;left:6.4%;right:6.4%;z-index:2;display:flex;justify-content:space-between;color:rgba(86,62,128,.67);font-size:11px;font-weight:750;letter-spacing:.19em}
.section{position:relative}.features{padding:102px max(6%,calc((100vw - 1280px)/2)) 118px;background:linear-gradient(180deg,#faf6ff,#fff8fe)}
.section-heading{text-align:center;margin:0 auto 48px}.kicker{font-weight:900;letter-spacing:.22em;color:#a378cc;font-size:12px}.section-heading h2,.how-copy h2,.download-panel h2{font-size:clamp(29px,3.2vw,47px);line-height:1.45;letter-spacing:-.04em;margin:12px 0 12px}.section-heading>p,.how-copy>p{font-size:15px;color:var(--ink-soft);margin:0}
.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.feature-card{position:relative;min-height:350px;border-radius:28px;padding:30px 24px 27px;border:1px solid #eee1f7;background:white;box-shadow:0 24px 65px rgba(121,88,154,.07);overflow:hidden;display:flex;flex-direction:column}
.feature-card::before{content:"";position:absolute;inset:-60% -50% auto auto;width:280px;aspect-ratio:1;border-radius:50%;background:var(--orb);pointer-events:none;filter:blur(6px)}
.f-pink{--orb:radial-gradient(circle,#ffe2f5,transparent 70%)}.f-purple{--orb:radial-gradient(circle,#e9dfff,transparent 70%)}.f-blue{--orb:radial-gradient(circle,#dcf3ff,transparent 70%)}.f-peach{--orb:radial-gradient(circle,#ffebeb,transparent 70%)}
.feature-number{font-size:12px;font-weight:800;color:#aa9ac0;letter-spacing:.2em}.feature-symbol{font-size:41px;width:74px;height:74px;background:rgba(248,238,255,.85);border:1px solid #ead7f8;border-radius:23px;display:grid;place-items:center;color:#a97fc3;margin-top:28px;line-height:1}.f-pink .feature-symbol{background:#ffebf7;color:#d980ae}.f-blue .feature-symbol{background:#e6f5ff;color:#73a4d5}.f-peach .feature-symbol{background:#fff1ef;color:#d89b9b}
.feature-card h3{font-size:18px;margin:24px 0 10px;letter-spacing:-.03em}.feature-card p{font-size:13px;color:#746786;line-height:1.85;margin:0 0 20px}.feature-caption{margin-top:auto;font-size:10px;letter-spacing:.12em;font-weight:850;color:#b2a2c7}
.how-it-works{padding:112px max(6%,calc((100vw - 1190px)/2));background:#f0e9fa}
.how-inner{display:grid;grid-template-columns:1.06fr .94fr;align-items:center;gap:min(7vw,100px)}
.how-copy h2{margin:14px 0 16px}.how-copy>p{line-height:1.8}.steps{padding:0;margin:33px 0 0;list-style:none}.steps li{display:flex;align-items:flex-start;gap:18px;padding:18px 0;border-bottom:1px solid #ded0ed}.step-no{font-size:13px;letter-spacing:.1em;font-weight:900;color:#a87cc9;background:#fff8ff;width:42px;height:42px;flex:0 0 auto;border-radius:15px;display:grid;place-items:center}.steps strong{font-size:17px}.steps p{margin:2px 0 0;color:#736486;font-size:13px}.how-copy .small-note{font-size:11px;color:#8c7a9d;margin-top:20px}
.mascot-panel{min-height:470px;position:relative;border-radius:42px;overflow:hidden;border:1px solid #f5eafd;background:radial-gradient(circle at 40% 40%,#fff 0%,#fff6fd 39%,#e9dafa 100%);box-shadow:0 25px 70px rgba(122,89,171,.12);display:flex;justify-content:center;align-items:center;flex-direction:column}
.mascot-panel img{position:relative;z-index:2;width:min(85%,400px);height:auto;filter:drop-shadow(0 18px 25px rgba(133,98,171,.16))}.mascot-panel-label{position:absolute;z-index:3;top:26px;left:30px;color:#9778b5;letter-spacing:.13em;font-weight:800;font-size:11px}.mascot-panel-label span{color:#e3a1c2}.mascot-bottom{z-index:2;color:#74528e;font-weight:850;font-size:14px;margin:3px 0 15px}.mascot-cloud{position:absolute;background:#faf0ff;border-radius:100%;width:240px;height:240px}.mascot-cloud-one{top:-90px;right:-60px}.mascot-cloud-two{bottom:-135px;left:-60px;background:#e3f5ff}
.download-area{padding:96px 6% 108px;background:linear-gradient(180deg,#fff9ff,#f9f4ff)}.download-panel{position:relative;isolation:isolate;overflow:hidden;max-width:1100px;margin:0 auto;border-radius:42px;border:1px solid #ecd7f3;background:radial-gradient(circle at 100% 0,#e2dbff 0,transparent 36%),radial-gradient(circle at 0 100%,#ffe5f5 0,transparent 38%),#fff;padding:74px 40px 65px;text-align:center;box-shadow:0 24px 70px rgba(140,96,172,.11)}.download-star{position:absolute;font-size:90px;color:#edd3fb;top:4%;right:8%;z-index:-1}.download-panel h2{margin:18px 0 18px}.download-panel>p:not(.release-status){max-width:600px;margin:0 auto;color:#756584;line-height:2;font-size:14px}.download-buttons{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:13px;margin:32px auto 0}.download-disabled{border:0;background:linear-gradient(115deg,#b6a3d4,#e4bddc);color:white;cursor:not-allowed;opacity:.8}.download-contact{border:1px solid #d6b7e9;background:#fff;color:#7956a0}.release-status{color:#a392b6;font-size:12px;margin:17px 0 0}
.footer{padding:30px max(6%,calc((100vw - 1180px)/2));background:#35244f;color:#e6d8f1;display:flex;align-items:center;justify-content:space-between;gap:18px;font-size:12px}.footer>a:first-child{font-size:20px;font-weight:900;letter-spacing:.14em}
@media(max-width:1150px){.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.feature-card{min-height:305px}.hero{height:820px;min-height:820px}.hero-photo{background-position:58% center}.hero-tint{background:linear-gradient(90deg,rgba(248,237,255,.86) 0%,rgba(246,235,255,.67) 47%,rgba(245,230,255,.1) 90%)}}
@media(max-width:800px){.header-inner{padding:0 5%;min-height:68px}.header-links{gap:17px}.header-links>a:not(.header-download){display:none}.hero{height:auto;min-height:740px}.hero-photo{background-position:63% center}.hero-tint{background:linear-gradient(90deg,rgba(248,237,255,.93) 0%,rgba(246,232,255,.77) 62%,rgba(245,230,255,.12) 100%)}.hero-inner{padding:144px 7% 125px}.hero-content{max-width:600px}.how-inner{grid-template-columns:1fr;gap:50px}.how-it-works{padding:80px 6%}.mascot-panel{min-height:420px}.feature-grid{gap:14px}}
@media(max-width:540px){.brand{font-size:20px;gap:6px}.brand span:last-child{font-size:13px}.brand-divider{font-size:14px!important}.header-download{padding:9px 12px;font-size:12px}.hero{min-height:720px}.hero-photo{background-position:69% center}.hero-tint{background:linear-gradient(90deg,rgba(248,235,255,.95),rgba(245,231,255,.87) 65%,rgba(245,230,255,.48))}.hero-inner{padding:130px 6% 90px;align-items:center}.hero-content{margin-top:0}.hero-overline{font-size:13px;margin-top:26px}.hero-tag{font-size:10px;letter-spacing:.06em;padding:7px 10px}.hero-lead{font-size:13px}.hero-lead br{display:none}.hero-actions{margin-top:24px;gap:10px}.hero-actions .button{width:100%;min-height:54px}.hero-tags{margin-top:20px;gap:7px}.hero-tags span{font-size:10px;padding:5px 9px}.hero-bottom{font-size:8px;left:6%;right:6%}.features{padding:70px 6%}.feature-grid{grid-template-columns:1fr}.feature-card{min-height:260px;padding:23px}.feature-symbol{margin-top:17px;width:62px;height:62px}.feature-card h3{margin-top:15px}.how-it-works{padding:70px 6%}.mascot-panel{min-height:330px;border-radius:25px}.mascot-panel img{width:min(82%,290px)}.mascot-panel-label{top:20px;left:20px}.download-area{padding:65px 5% 70px}.download-panel{border-radius:27px;padding:53px 20px 46px}.download-buttons .button{width:100%}.footer{flex-wrap:wrap;padding:24px 6%;font-size:11px}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;transition:none!important}}

/* v1.2.1 download release */
.download-link{display:inline-flex;align-items:center;justify-content:center;text-decoration:none}
.download-safety-note{font-size:13px;max-width:760px;margin:16px auto 0;line-height:1.75;color:#694b78}
.download-integrity{max-width:790px;margin:22px auto 0;padding:14px 18px;background:rgba(255,255,255,.77);border:1px solid #dfcbe8;border-radius:18px;text-align:left;font-size:13px;color:#574469}
.download-integrity summary{font-weight:700;cursor:pointer}
.download-integrity code{overflow-wrap:anywhere;word-break:break-word;white-space:normal;color:#4d326d}
.download-integrity p{margin:8px 0 0;font-size:12px}