/* ===================================================================
   株式会社エーシーティ | ACT INC. DESIGN SYSTEM
   =================================================================== */
:root{
--bg-deep:#020818;--bg-sec:#050d2a;--bg-card:#0a1230;
--primary:#0066FF;--primary-glow:#0044CC;--accent:#00D4FF;--accent2:#7B2FFF;
--gold:#FFD700;--red:#FF4757;--green:#00E676;
--text-main:#F0F4FF;--text-sub:#B8D0F0;--text-dim:#7A9CC0;
--glass:rgba(255,255,255,0.04);--glass2:rgba(255,255,255,0.07);
--border:rgba(0,212,255,0.12);--border2:rgba(0,212,255,0.25);
--font-jp:'Noto Sans JP',sans-serif;--font-en:'Inter',sans-serif;
--nav-h:72px;--radius:16px;--radius-sm:10px;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{font-size:16px;scroll-behavior:auto}
body{font-family:var(--font-jp);background:var(--bg-deep);color:var(--text-main);overflow-x:hidden;-webkit-font-smoothing:antialiased;cursor:none}
a{color:inherit;text-decoration:none}ul,ol{list-style:none}img{max-width:100%;display:block}
button,input,select,textarea{font-family:inherit;font-size:inherit;border:none;outline:none;background:none;color:inherit}

/* カーソル */
.cur-d{position:fixed;width:6px;height:6px;background:var(--accent);border-radius:50%;pointer-events:none;z-index:99999;transform:translate(-50%,-50%);mix-blend-mode:difference}
.cur-r{position:fixed;width:44px;height:44px;border:1.5px solid rgba(0,212,255,.4);border-radius:50%;pointer-events:none;z-index:99998;transform:translate(-50%,-50%);transition:width .25s,height .25s,background .25s,border-color .25s}
.cur-r.h{width:64px;height:64px;background:rgba(0,212,255,.08);border-color:var(--accent)}
@media(max-width:767px){.cur-d,.cur-r{display:none}body{cursor:auto}}

/* スクロールプログレス */
.spb{position:fixed;top:0;left:0;height:3px;width:0%;background:linear-gradient(90deg,var(--accent),var(--accent2),var(--gold));z-index:100001}

/* ローダー */
.loader{position:fixed;inset:0;z-index:999999;background:var(--bg-deep);display:flex;flex-direction:column;align-items:center;justify-content:center}
.loader-logo{font-family:var(--font-en);font-size:clamp(2.5rem,5vw,4rem);font-weight:900;background:linear-gradient(135deg,var(--accent),var(--primary),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:2rem;letter-spacing:.05em}
.loader-track{width:clamp(200px,40vw,360px);height:3px;background:rgba(255,255,255,.06);border-radius:2px;overflow:hidden}
.loader-fill{height:100%;width:0%;border-radius:2px;background:linear-gradient(90deg,var(--accent),var(--primary))}
.loader-txt{font-family:var(--font-en);font-size:.7rem;color:var(--text-dim);margin-top:1.2rem;letter-spacing:.25em}

/* ナビゲーション */
.nav{position:fixed;top:0;left:0;width:100%;height:var(--nav-h);z-index:10000;display:flex;align-items:center;justify-content:space-between;padding:0 clamp(1rem,3vw,3rem);transition:background .4s,backdrop-filter .4s,box-shadow .4s}
.nav.scrolled{background:rgba(2,8,24,.92);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);box-shadow:0 1px 30px rgba(0,0,0,.3)}
.n-logo{display:flex;align-items:center;gap:.5rem;font-family:var(--font-en);font-weight:900;font-size:clamp(1.3rem,2.2vw,1.7rem)}
.n-logo-tri{width:0;height:0;border-left:10px solid transparent;border-right:10px solid transparent;border-bottom:18px solid var(--accent);filter:drop-shadow(0 0 8px rgba(0,212,255,.5))}
.n-logo-txt{background:linear-gradient(135deg,var(--accent),var(--primary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
@keyframes glitch{0%,94%,100%{clip-path:inset(0);transform:none}95%{clip-path:inset(20% 0 40% 0);transform:translate(-2px,1px)}97%{clip-path:inset(60% 0 10% 0);transform:translate(2px,-1px)}}
.n-links{display:flex;align-items:center;gap:clamp(.6rem,1.3vw,1.4rem)}
.n-links a{font-size:.82rem;color:var(--text-sub);transition:color .3s;position:relative;padding:.3rem 0;white-space:nowrap}
.n-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:1.5px;background:var(--accent);transition:width .3s}
.n-links a:hover,.n-links a.active{color:var(--text-main)}
.n-links a:hover::after,.n-links a.active::after{width:100%}
.n-drop{position:relative}
.n-drop-menu{position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(0);background:rgba(5,13,42,.96);backdrop-filter:blur(20px);border:1px solid var(--border);border-radius:12px;padding:.7rem 0;min-width:200px;opacity:0;visibility:hidden;pointer-events:none;transition:all .3s;padding-top:calc(.7rem + 10px);margin-top:0}
.n-drop-menu::before{content:'';position:absolute;top:-10px;left:0;right:0;height:10px;background:transparent}
.n-drop:hover .n-drop-menu{opacity:1;visibility:visible;pointer-events:auto}
.n-drop-menu a{display:block;padding:.45rem 1.2rem;font-size:.78rem;white-space:nowrap}
.n-drop-menu a::after{display:none}
.n-cta{padding:.5rem 1.3rem;border:2px solid var(--accent);border-radius:50px;font-size:.78rem;font-weight:700;color:var(--accent);transition:all .3s;white-space:nowrap;box-shadow:0 0 18px rgba(0,212,255,.12);position:relative;overflow:hidden}
.n-cta::before{content:'';position:absolute;inset:0;background:var(--accent);transform:scaleX(0);transform-origin:right;transition:transform .4s cubic-bezier(.23,1,.32,1);z-index:-1}
.n-cta:hover{color:var(--bg-deep);border-color:var(--accent);box-shadow:0 0 30px rgba(0,212,255,.35)}
.n-cta:hover::before{transform:scaleX(1);transform-origin:left}
.ham{display:none;flex-direction:column;gap:5px;cursor:pointer;width:28px;height:20px;position:relative;z-index:10001}
.ham span{display:block;width:100%;height:2px;background:var(--text-main);border-radius:2px;transition:all .3s}
.ham.on span:nth-child(1){transform:translateY(7px) rotate(45deg)}.ham.on span:nth-child(2){opacity:0}.ham.on span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* === モバイルメニュー === */
.mob-menu{position:fixed;top:0;left:0;width:100%;height:100dvh;background:rgba(2,8,24,.97);backdrop-filter:blur(30px);-webkit-backdrop-filter:blur(30px);z-index:10000;opacity:0;visibility:hidden;transition:opacity .35s ease,visibility .35s ease;overflow:hidden}
.mob-menu.on{opacity:1;visibility:visible}
.mob-menu-inner{display:flex;flex-direction:column;padding:calc(var(--nav-h) + 1.2rem) 1.5rem 2rem;height:100%;overflow-y:auto;-webkit-overflow-scrolling:touch;gap:.15rem}

/* モバイルリンク */
.mob-link{display:flex;align-items:center;gap:.8rem;padding:.85rem 1rem;font-size:.95rem;color:var(--text-sub);border-radius:var(--radius-sm);transition:all .25s ease;text-decoration:none;position:relative;white-space:nowrap}
.mob-link i{width:20px;text-align:center;font-size:.85rem;color:var(--accent);flex-shrink:0;transition:transform .25s}
.mob-link:hover,.mob-link:focus{color:var(--text-main);background:rgba(0,212,255,.06)}
.mob-link:active{transform:scale(.98)}

/* モバイルサブメニュー */
.mob-sub-wrap{display:flex;flex-direction:column}
.mob-sub-toggle{display:flex;align-items:center;gap:.8rem;padding:.85rem 1rem;font-size:.95rem;color:var(--text-sub);border-radius:var(--radius-sm);transition:all .25s ease;cursor:pointer;width:100%;text-align:left;border:none;background:none;font-family:inherit}
.mob-sub-toggle i:first-child{width:20px;text-align:center;font-size:.85rem;color:var(--accent);flex-shrink:0}
.mob-sub-arrow{margin-left:auto;font-size:.6rem;color:var(--text-dim);transition:transform .3s ease}
.mob-sub-toggle.on .mob-sub-arrow{transform:rotate(180deg)}
.mob-sub-toggle:hover,.mob-sub-toggle:focus{color:var(--text-main);background:rgba(0,212,255,.06)}
.mob-sub-list{max-height:0;overflow:hidden;transition:max-height .35s cubic-bezier(.23,1,.32,1);will-change:max-height}
.mob-sub-list.on{max-height:500px}
.mob-link--sub{padding:.65rem 1rem .65rem 2.8rem;font-size:.85rem;color:var(--text-dim)}
.mob-link--sub::before{content:'';position:absolute;left:1.6rem;top:50%;width:4px;height:4px;border-radius:50%;background:var(--border2);transform:translateY(-50%)}
.mob-link--sub:hover,.mob-link--sub:focus{color:var(--accent);background:rgba(0,212,255,.04)}
.mob-link--sub i{font-size:.75rem;color:var(--text-dim);transition:color .25s}
.mob-link--sub:hover i{color:var(--accent)}

/* 区切り線 */
.mob-divider{height:1px;background:linear-gradient(90deg,transparent,var(--border2),transparent);margin:.5rem 1rem}

/* CTAボタン */
.mob-cta{margin-top:.5rem;padding:1rem 1.5rem;background:linear-gradient(135deg,var(--primary),var(--accent2));color:#fff !important;border-radius:50px;font-weight:700;font-size:.95rem;justify-content:center;box-shadow:0 4px 25px rgba(0,102,255,.3);position:relative;overflow:hidden}
.mob-cta::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.12),transparent);opacity:0;transition:opacity .3s}.mob-cta:hover::after{opacity:1}
.mob-cta:hover{transform:translateY(-2px);box-shadow:0 6px 35px rgba(0,102,255,.45);background:linear-gradient(135deg,var(--primary),var(--accent2))}
.mob-cta i{color:#fff !important}

@media(max-width:1023px){.n-links{display:none}.ham{display:flex}}

/* 汎用コンポーネント */
.sec{padding:clamp(3rem,5vw,5rem) clamp(1rem,5vw,5rem)}
.contain{max-width:1200px;margin:0 auto;width:100%}
.s-title{text-align:center;margin-bottom:clamp(2rem,4vw,3.5rem)}
.s-title h2{font-size:clamp(1.5rem,3.5vw,2.6rem);font-weight:900;line-height:1.35;margin-bottom:.7rem}
.s-title .en{font-family:var(--font-en);font-size:clamp(.65rem,1vw,.82rem);color:var(--accent);letter-spacing:.18em;text-transform:uppercase}
.s-title .sub-desc{font-size:clamp(.85rem,1.2vw,1rem);color:var(--text-sub);margin-top:.8rem;line-height:1.7}
.grad{background:linear-gradient(135deg,var(--accent),var(--primary),var(--accent2));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;background-size:200% 200%;animation:gs 5s ease infinite}
@keyframes gs{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.gc{background:var(--glass);border:1px solid var(--border);border-radius:var(--radius);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);padding:clamp(1.5rem,2.5vw,2.2rem);transition:transform .35s cubic-bezier(.23,1,.32,1),box-shadow .35s}
.gc:hover{transform:translateY(-6px);box-shadow:0 20px 50px rgba(0,60,255,.08),0 0 30px rgba(0,212,255,.06)}
.cta-band{background:linear-gradient(135deg,rgba(0,102,255,.12),rgba(123,47,255,.08));border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:clamp(2rem,4vw,3.5rem) clamp(1rem,5vw,5rem);text-align:center}
.cta-band h3{font-size:clamp(1.2rem,2.5vw,1.8rem);font-weight:900;margin-bottom:.6rem}
.cta-band p{color:var(--text-sub);font-size:clamp(.82rem,1.1vw,.95rem);margin-bottom:1.5rem;line-height:1.7}
.cta-band .cta-row{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap;align-items:center}
.cta-band .micro{font-size:.72rem;color:var(--text-dim);margin-top:.8rem}

/* ボタン */
.btn-p{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:clamp(.75rem,1.2vw,1rem) clamp(1.8rem,3vw,2.8rem);background:linear-gradient(135deg,var(--primary),var(--accent2));color:#fff;border-radius:50px;font-weight:700;font-size:clamp(.82rem,1.1vw,.95rem);box-shadow:0 4px 30px rgba(0,102,255,.3);transition:all .35s;cursor:pointer;min-height:48px;position:relative;overflow:hidden}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 8px 45px rgba(0,102,255,.45)}
.btn-p::after{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(255,255,255,.15),transparent);opacity:0;transition:opacity .3s}.btn-p:hover::after{opacity:1}
.btn-o{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:clamp(.75rem,1.2vw,1rem) clamp(1.8rem,3vw,2.8rem);border:2px solid var(--accent);color:var(--accent);border-radius:50px;font-weight:700;font-size:clamp(.82rem,1.1vw,.95rem);transition:all .35s;cursor:pointer;min-height:48px;box-shadow:0 0 15px rgba(0,212,255,.1)}
.btn-o:hover{background:var(--accent);color:var(--bg-deep);box-shadow:0 0 35px rgba(0,212,255,.35)}
.btn-gold{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:clamp(.75rem,1.2vw,1rem) clamp(1.8rem,3vw,2.8rem);background:linear-gradient(135deg,#c9a600,var(--gold),#ffe066);color:#1a1200;border-radius:50px;font-weight:900;font-size:clamp(.82rem,1.1vw,.95rem);box-shadow:0 4px 30px rgba(255,215,0,.25);transition:all .35s;cursor:pointer;min-height:48px}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 8px 45px rgba(255,215,0,.4)}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:clamp(.75rem,1.2vw,1rem) clamp(1.8rem,3vw,2.8rem);border:2px solid var(--accent);color:var(--accent);border-radius:50px;font-weight:700;font-size:clamp(.82rem,1.1vw,.95rem);transition:all .35s;cursor:pointer;min-height:48px;box-shadow:0 0 15px rgba(0,212,255,.1)}
.btn-outline:hover{background:var(--accent);color:var(--bg-deep);box-shadow:0 0 35px rgba(0,212,255,.35)}