/* 播谷鸟教育 · public website */
:root{
  --magenta:#b0007c;
  --magenta-deep:#87005f;
  --purple:#7b5cff;
  --violet:#4e2b86;
  --teal:#1dc9b7;
  --teal-deep:#0a9d8e;
  --yellow:#ffc83d;
  --coral:#ff7d6b;
  --sky:#56c7f2;
  --cream:#fff8ec;
  --paper:#fffdf8;
  --white:#ffffff;
  --ink:#2a1740;
  --muted:#6f617d;
  --muted-2:#8a7b98;
  --line:#ebdfef;
  --plum:#2b153e;
  --shadow-sm:0 12px 30px rgba(76,35,100,.08);
  --shadow:0 24px 70px rgba(76,35,100,.13);
  --shadow-lg:0 36px 110px rgba(54,24,78,.19);
  --r-sm:16px;
  --r-md:24px;
  --r-lg:36px;
  --r-xl:48px;
  --max:1200px;
  --header:76px;
  --ease:cubic-bezier(.2,.8,.2,1);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-display:"Avenir Next","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html{scroll-behavior:smooth;scroll-padding-top:92px}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--cream);
  font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.032;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.86' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
::selection{background:rgba(255,200,61,.65);color:var(--ink)}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.15;letter-spacing:-.035em}
h1{font-size:clamp(3.2rem,6.4vw,6.2rem);font-weight:900}
h2{font-size:clamp(2.2rem,4.4vw,4.2rem);font-weight:900}
h3{font-size:clamp(1.25rem,2.1vw,1.65rem);font-weight:800}
p{color:var(--muted)}
sup{font-size:.48em;vertical-align:.55em;letter-spacing:0}
.container{width:min(var(--max),calc(100% - 48px));margin-inline:auto}
.section{padding:96px 0}
.section-sm{padding:64px 0}
.section-tight{padding:72px 0}
.bg-paper{background:var(--paper)}
.skip-link{position:absolute;left:16px;top:-100px;background:var(--ink);color:white;padding:12px 18px;border-radius:12px;z-index:999;transition:top .2s}
.skip-link:focus{top:16px}
:focus-visible{outline:3px solid var(--yellow);outline-offset:4px}

/* header */
.site-header{
  position:sticky;top:0;z-index:120;height:var(--header);
  background:rgba(255,248,236,.82);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid transparent;transition:box-shadow .3s,border-color .3s,background .3s;
}
.site-header.scrolled{background:rgba(255,253,248,.94);border-color:var(--line);box-shadow:0 10px 30px rgba(58,29,80,.06)}
.header-inner{height:100%;display:flex;align-items:center;gap:30px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;min-width:190px}
.brand-mark{width:42px;height:42px;object-fit:contain;filter:drop-shadow(0 4px 9px rgba(176,0,124,.16))}
.brand-word{display:flex;flex-direction:column;line-height:1.05}
.brand-word b{font-size:1.32rem;color:var(--magenta);letter-spacing:.08em;font-weight:900}
.brand-word span{font-family:var(--font-display);font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);font-weight:700;margin-top:3px}
.nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav a{position:relative;display:inline-flex;align-items:center;padding:10px 13px;border-radius:99px;color:#574766;font-weight:700;font-size:.94rem;transition:background .25s,color .25s}
.nav a:hover{background:rgba(176,0,124,.07);color:var(--magenta)}
.nav a.active{color:var(--magenta);background:rgba(176,0,124,.08)}
.nav a.active::after{content:"";position:absolute;left:50%;bottom:4px;width:4px;height:4px;border-radius:50%;background:var(--teal);transform:translateX(-50%)}
.nav .nav-contact{display:none}
.header-cta{margin-left:6px;flex:0 0 auto}
.menu-toggle{display:none;position:relative;width:44px;height:44px;border:0;background:var(--white);border-radius:14px;box-shadow:var(--shadow-sm);margin-left:auto;padding:0;place-items:center}
.menu-toggle span{position:absolute;left:12px;top:15px;display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transform-origin:center;transition:transform .25s,opacity .25s,top .25s}
.menu-toggle span:nth-child(2){top:21px}
.menu-toggle span:nth-child(3){top:27px}
.menu-toggle[aria-expanded="true"] span:nth-child(1){top:21px;transform:rotate(45deg)}
.menu-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-toggle[aria-expanded="true"] span:nth-child(3){top:21px;transform:rotate(-45deg)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:0;border-radius:999px;padding:15px 24px;font-weight:800;line-height:1;white-space:nowrap;transition:transform .28s var(--ease),box-shadow .28s,background .28s,color .28s}
.btn:hover{transform:translateY(-3px)}
.btn-sm{padding:11px 17px;font-size:.9rem}
.btn-primary{position:relative;overflow:hidden;background:linear-gradient(120deg,var(--magenta),var(--purple) 72%);color:white;box-shadow:0 14px 30px rgba(151,20,144,.24)}
.btn-primary:hover{box-shadow:0 18px 38px rgba(151,20,144,.32)}
.btn-primary::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 20%,rgba(255,255,255,.28) 42%,transparent 62%);transform:translateX(-120%);transition:transform .65s}
.btn-primary:hover::after{transform:translateX(120%)}
.btn-secondary{background:var(--white);color:var(--magenta);border:1px solid rgba(176,0,124,.18);box-shadow:0 8px 22px rgba(70,30,90,.07)}
.btn-secondary:hover{background:#fff4fb;box-shadow:0 14px 30px rgba(70,30,90,.11)}
.btn-teal{background:var(--teal);color:#063c3a;box-shadow:0 14px 30px rgba(29,201,183,.24)}
.btn-yellow{background:var(--yellow);color:#4d3200;box-shadow:0 14px 30px rgba(255,200,61,.27)}
.btn-white{background:white;color:var(--magenta)}
.btn-ghost{background:rgba(255,255,255,.08);color:white;border:1px solid rgba(255,255,255,.28)}
.btn .icon{width:18px;height:18px}
.text-link{display:inline-flex;align-items:center;gap:7px;color:var(--magenta);font-weight:800}
.text-link .icon{width:18px;height:18px;transition:transform .25s}
.text-link:hover .icon{transform:translateX(4px)}

/* shared decoration */
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-size:.78rem;line-height:1;letter-spacing:.18em;text-transform:uppercase;font-weight:900;color:var(--magenta)}
.eyebrow::before{content:"";width:26px;height:7px;background:var(--yellow);border-radius:99px}
.eyebrow.teal{color:var(--teal-deep)}.eyebrow.teal::before{background:var(--teal)}
.eyebrow.white{color:white}.eyebrow.white::before{background:var(--yellow)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:44px}
.section-head .copy{max-width:700px}
.section-head h2{margin-top:15px}
.section-head p{max-width:590px;margin-top:15px;font-size:1.06rem}
.section-head .aside{flex:0 0 auto;padding-bottom:7px}
.lead{font-size:1.13rem;line-height:1.85}
.muted{color:var(--muted)}
.tiny{font-size:.79rem;color:var(--muted-2);line-height:1.65}
.center{text-align:center}
.gradient-text{background:linear-gradient(105deg,var(--magenta),var(--purple) 52%,var(--teal));-webkit-background-clip:text;background-clip:text;color:transparent}
.spark{color:var(--yellow)}

/* hero */
.hero{position:relative;padding:54px 0 40px;overflow:hidden}
.hero::before{content:"";position:absolute;width:560px;height:560px;border-radius:50%;right:-230px;top:-160px;background:radial-gradient(circle,rgba(255,200,61,.28),rgba(255,200,61,0) 68%);pointer-events:none}
.hero::after{content:"";position:absolute;width:470px;height:470px;border-radius:50%;left:-260px;bottom:-180px;background:radial-gradient(circle,rgba(29,201,183,.16),rgba(29,201,183,0) 68%);pointer-events:none}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center;min-height:640px}
.hero-badge{display:inline-flex;align-items:center;gap:10px;padding:9px 15px;border-radius:999px;background:white;border:1px solid rgba(176,0,124,.12);box-shadow:var(--shadow-sm);font-size:.82rem;font-weight:800;color:#5b3a6b;transform:rotate(-1.4deg)}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--teal);box-shadow:0 0 0 5px rgba(29,201,183,.14);animation:pulse 2.8s infinite}
.hero-title{margin-top:26px;font-size:clamp(3.15rem,5.6vw,5.7rem);line-height:1.03;letter-spacing:-.06em}
.hero-title .line-2{display:block;white-space:nowrap;background:linear-gradient(105deg,var(--magenta) 6%,var(--purple) 52%,var(--teal) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{max-width:610px;margin-top:25px;font-size:1.15rem;line-height:1.85;color:#5f506c}
.hero-sub b{color:var(--ink)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-proof{display:flex;flex-wrap:wrap;gap:9px;margin-top:25px}
.chip{display:inline-flex;align-items:center;gap:7px;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,.72);border:1px solid var(--line);font-size:.78rem;font-weight:800;color:#675374}
.chip .dot{width:6px;height:6px;border-radius:50%;background:var(--purple)}
.chip:nth-child(2) .dot{background:var(--teal)}.chip:nth-child(3) .dot{background:var(--yellow)}.chip:nth-child(4) .dot{background:var(--coral)}
.hero-art{position:relative;min-height:600px;display:flex;align-items:center;justify-content:center}
.hero-orbit{position:absolute;width:520px;height:520px;border-radius:50%;border:1.5px dashed rgba(176,0,124,.19);animation:spin 34s linear infinite}
.hero-orbit::before,.hero-orbit::after{content:"";position:absolute;border-radius:50%}
.hero-orbit::before{width:18px;height:18px;background:var(--yellow);top:54px;left:86px;box-shadow:0 0 0 6px rgba(255,200,61,.18)}
.hero-orbit::after{width:12px;height:12px;background:var(--teal);right:42px;bottom:130px;box-shadow:0 0 0 6px rgba(29,201,183,.16)}
.hero-blob{position:absolute;width:470px;height:470px;border-radius:48% 52% 58% 42%/47% 44% 56% 53%;background:linear-gradient(140deg,#ffd8ef,#e6ddff 52%,#d3faf4);animation:morph 12s ease-in-out infinite;box-shadow:inset 0 0 70px rgba(255,255,255,.7)}
.hero-blob::after{content:"";position:absolute;inset:22px;border-radius:inherit;border:1px solid rgba(255,255,255,.75)}
.mascot{position:relative;z-index:3;width:min(390px,78%);filter:drop-shadow(0 26px 30px rgba(71,29,100,.16));animation:float 6.8s ease-in-out infinite}
.speech-bubble{position:absolute;z-index:4;left:8%;top:8%;background:white;border:1px solid rgba(176,0,124,.1);border-radius:22px 22px 22px 6px;padding:14px 18px;box-shadow:var(--shadow);font-weight:900;color:var(--magenta);font-size:.95rem;transform:rotate(-5deg);animation:bob 5s ease-in-out infinite}
.speech-bubble::after{content:"";position:absolute;left:2px;bottom:-12px;width:16px;height:16px;background:white;clip-path:polygon(0 0,100% 0,0 100%)}
.float-card{position:absolute;z-index:4;display:flex;align-items:center;gap:10px;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.9);box-shadow:var(--shadow);border-radius:18px;padding:11px 14px;font-size:.77rem;font-weight:900;color:#4f3c60}
.float-card .icon-wrap{width:32px;height:32px;border-radius:11px;display:grid;place-items:center;background:#fff1fa;color:var(--magenta)}
.float-card .icon-wrap.teal{background:#e8fbf7;color:var(--teal-deep)}
.float-card .icon-wrap.yellow{background:#fff6d8;color:#9d7000}
.float-card small{display:block;font-size:.64rem;color:var(--muted-2);font-weight:700;letter-spacing:.05em;margin-top:1px}
.float-a{right:0;top:24%;animation:bob 5.4s ease-in-out infinite}
.float-b{left:1%;bottom:21%;animation:bob 6.2s .6s ease-in-out infinite}
.float-c{right:5%;bottom:9%;animation:bob 5.8s .3s ease-in-out infinite}
.hero-scroll{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:18px;color:var(--muted-2);font-size:.76rem;font-weight:700;letter-spacing:.1em}
.hero-scroll .mouse{width:20px;height:31px;border:1.5px solid currentColor;border-radius:99px;position:relative}
.hero-scroll .mouse::after{content:"";position:absolute;left:50%;top:6px;width:3px;height:6px;border-radius:3px;background:currentColor;transform:translateX(-50%);animation:scroll 1.8s infinite}

/* stat strip */
.stat-strip{position:relative;z-index:4;display:grid;grid-template-columns:repeat(4,1fr);background:white;border-radius:28px;box-shadow:var(--shadow);border:1px solid rgba(255,255,255,.8);overflow:hidden;margin-top:24px}
.stat{padding:25px 22px;display:flex;align-items:center;gap:14px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat-icon{width:43px;height:43px;border-radius:14px;display:grid;place-items:center;background:#fff1fa;color:var(--magenta);flex:0 0 auto}
.stat:nth-child(2) .stat-icon{background:#eef9ff;color:#168dc4}.stat:nth-child(3) .stat-icon{background:#e9fbf7;color:var(--teal-deep)}.stat:nth-child(4) .stat-icon{background:#fff7db;color:#9b6b00}
.stat b{display:block;font-family:var(--font-display);font-size:1.55rem;letter-spacing:-.03em;line-height:1.1;color:var(--ink)}
.stat span{display:block;font-size:.77rem;color:var(--muted);font-weight:700;margin-top:3px}

/* feature cards */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature-card{position:relative;padding:31px;border-radius:28px;background:white;border:1px solid rgba(123,92,255,.08);box-shadow:var(--shadow-sm);overflow:hidden;transition:transform .35s var(--ease),box-shadow .35s}
.feature-card::after{content:"";position:absolute;width:170px;height:170px;border-radius:50%;right:-70px;top:-80px;background:var(--soft,#fff1fa);opacity:.85;transition:transform .5s}
.feature-card:hover{transform:translateY(-8px);box-shadow:var(--shadow)}
.feature-card:hover::after{transform:scale(1.2)}
.feature-icon{position:relative;z-index:1;width:52px;height:52px;border-radius:18px;display:grid;place-items:center;background:var(--soft,#fff1fa);color:var(--tone,var(--magenta));margin-bottom:24px}
.feature-icon .icon{width:26px;height:26px}
.feature-card h3{position:relative;z-index:1}
.feature-card p{position:relative;z-index:1;margin-top:10px;font-size:.96rem}
.card-num{position:absolute;right:28px;top:25px;z-index:1;font-family:var(--font-display);font-size:.72rem;font-weight:900;letter-spacing:.12em;color:var(--muted-2)}
.feature-card:nth-child(2){--soft:#e9fbf7;--tone:var(--teal-deep)}
.feature-card:nth-child(3){--soft:#fff6d8;--tone:#9b6b00}

/* formula band */
.formula-band{position:relative;background:var(--plum);color:white;border-radius:var(--r-xl);padding:64px 56px;overflow:hidden;box-shadow:var(--shadow-lg)}
.formula-band::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;right:-190px;top:-220px;background:radial-gradient(circle,rgba(29,201,183,.23),transparent 68%)}
.formula-band::after{content:"";position:absolute;width:360px;height:360px;border-radius:50%;left:-150px;bottom:-190px;background:radial-gradient(circle,rgba(176,0,124,.3),transparent 68%)}
.formula-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:18px;align-items:stretch;margin-top:38px}
.formula-card{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);border-radius:26px;padding:28px;min-height:200px;backdrop-filter:blur(8px)}
.formula-card .en{font-family:var(--font-display);font-size:.72rem;letter-spacing:.18em;font-weight:900;color:var(--yellow)}
.formula-card h3{color:white;margin-top:18px;font-size:1.55rem}
.formula-card p{color:#c8bbd5;font-size:.92rem;margin-top:8px}
.formula-plus{display:grid;place-items:center;font-size:2rem;color:var(--teal);font-weight:300}
.formula-top{position:relative;z-index:2;max-width:720px}
.formula-top h2{color:white;margin-top:14px}
.formula-top p{color:#cbbdda;margin-top:15px;max-width:600px}

/* method */
.method-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:method}
.method-step{position:relative;padding:28px 24px 26px;border-radius:26px;background:white;border:1px solid var(--line);box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s}
.method-step:hover{transform:translateY(-7px);box-shadow:var(--shadow)}
.method-step::after{content:"";position:absolute;top:33px;right:-18px;width:36px;border-top:2px dashed rgba(176,0,124,.25)}
.method-step:last-child::after{display:none}
.method-step:nth-child(2){background:#fbf7ff}.method-step:nth-child(3){background:#f3fdfb}.method-step:nth-child(4){background:#fffbea}
.step-icon{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:#fff0f9;color:var(--magenta);margin-bottom:22px}
.method-step:nth-child(2) .step-icon{background:#f0eaff;color:var(--purple)}.method-step:nth-child(3) .step-icon{background:#dffaf4;color:var(--teal-deep)}.method-step:nth-child(4) .step-icon{background:#fff4c9;color:#966800}
.step-no{font-family:var(--font-display);font-size:.68rem;font-weight:900;letter-spacing:.15em;color:var(--muted-2)}
.method-step h3{margin-top:9px}.method-step p{font-size:.9rem;margin-top:8px}
.method-step .out{display:inline-block;margin-top:16px;padding:6px 9px;border-radius:8px;background:rgba(255,255,255,.65);font-size:.72rem;font-weight:800;color:#665172}

/* path cards */
.path-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.path-card{position:relative;padding:32px;border-radius:32px;overflow:hidden;border:1px solid transparent;box-shadow:var(--shadow-sm);transition:transform .35s,box-shadow .35s}
.path-card:hover{transform:translateY(-9px) rotate(-.4deg);box-shadow:var(--shadow)}
.path-card:nth-child(1){background:linear-gradient(150deg,#fff2dc,#ffe9ef)}
.path-card:nth-child(2){background:linear-gradient(150deg,#e9fbf7,#e8f2ff)}
.path-card:nth-child(3){background:linear-gradient(150deg,#eee8ff,#e8f8ff)}
.path-age{display:inline-flex;padding:6px 10px;border-radius:999px;background:rgba(255,255,255,.7);font-family:var(--font-display);font-size:.68rem;letter-spacing:.12em;font-weight:900;color:var(--magenta)}
.path-card:nth-child(2) .path-age{color:var(--teal-deep)}.path-card:nth-child(3) .path-age{color:var(--purple)}
.path-card h3{margin-top:20px;font-size:1.48rem}.path-card .question{margin-top:9px;color:#65516f;font-size:.96rem;font-weight:700;line-height:1.6}
.path-card .path-out{margin-top:22px;padding-top:16px;border-top:1px solid rgba(62,35,81,.12);font-size:.85rem;color:#5f4d6b}
.path-card .path-out b{display:block;font-size:.7rem;letter-spacing:.1em;color:var(--muted-2);margin-bottom:5px}
.path-card .text-link{margin-top:20px;color:var(--magenta);font-size:.86rem}
.path-shape{position:absolute;right:-32px;bottom:-34px;width:150px;height:150px;border-radius:46% 54% 60% 40%;background:rgba(255,255,255,.38);transform:rotate(18deg)}

/* featured */
.featured{position:relative;background:linear-gradient(130deg,#20102f,#32174c 56%,#173a43);color:white;border-radius:var(--r-xl);padding:60px 58px;overflow:hidden;box-shadow:var(--shadow-lg)}
.featured::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(90deg,#000,transparent 78%)}
.featured-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.02fr .98fr;gap:38px;align-items:center}
.featured h2{color:white;margin-top:15px;font-size:clamp(2.4rem,4vw,4rem)}
.featured .lead{color:#cfc2dc;max-width:520px;margin-top:16px}
.featured .chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:23px}
.featured .chip{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.16);color:#e7deef}
.featured .hero-actions{margin-top:28px}
.featured-art{position:relative;min-height:430px;display:flex;align-items:center;justify-content:center}
.featured-art .halo{position:absolute;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(29,201,183,.26),transparent 67%);filter:blur(7px)}
.featured-art svg{position:relative;z-index:2;width:min(430px,100%);height:auto;filter:drop-shadow(0 20px 30px rgba(0,0,0,.18))}
.forest-label{position:absolute;font-family:var(--font-display);font-size:.64rem;letter-spacing:.14em;color:#a8e9df;border:1px solid rgba(29,201,183,.32);background:rgba(6,25,34,.45);padding:7px 9px;border-radius:8px;z-index:3}
.fl-a{left:2%;top:18%}.fl-b{right:0;top:29%}.fl-c{left:13%;bottom:13%}

/* outcomes */
.outcome-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.outcome{padding:30px;border-radius:28px;background:white;border:1px solid var(--line);box-shadow:var(--shadow-sm);position:relative;overflow:hidden}
.outcome .big{font-family:var(--font-display);font-size:clamp(3.2rem,6vw,5.4rem);line-height:.95;font-weight:900;letter-spacing:-.07em}
.outcome:nth-child(1) .big{color:var(--magenta)}.outcome:nth-child(2) .big{color:var(--teal-deep)}.outcome:nth-child(3) .big{color:var(--purple)}
.outcome h3{margin-top:20px}.outcome p{font-size:.92rem;margin-top:8px}
.outcome .mini{position:absolute;right:20px;bottom:18px;width:64px;height:64px;border-radius:50%;background:linear-gradient(140deg,#fff0f9,#e9fbf7);opacity:.8}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:1.16fr .84fr;gap:32px;align-items:start}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq{background:white;border:1px solid var(--line);border-radius:18px;box-shadow:0 6px 18px rgba(55,25,75,.035);overflow:hidden}
.faq summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px 22px;font-weight:800;color:var(--ink)}
.faq summary::-webkit-details-marker{display:none}
.faq summary .plus{width:30px;height:30px;border-radius:10px;display:grid;place-items:center;background:#fff2fa;color:var(--magenta);flex:0 0 auto;transition:transform .3s,background .3s}
.faq summary .plus::before{content:"+";font-size:1.2rem;font-weight:400;line-height:1}
.faq[open] summary .plus{transform:rotate(45deg);background:var(--magenta);color:white}
.faq .answer{padding:0 22px 21px;color:var(--muted);font-size:.92rem;line-height:1.8;max-width:720px}
.faq-aside{background:linear-gradient(150deg,#fff1f9,#ece6ff);border-radius:30px;padding:30px;position:sticky;top:calc(var(--header) + 20px)}
.faq-aside .bird{width:70px;margin-bottom:18px}
.faq-aside h3{font-size:1.45rem}.faq-aside p{font-size:.92rem;margin-top:9px}
.faq-aside .btn{margin-top:20px}

/* CTA band */
.cta-band{position:relative;border-radius:var(--r-xl);padding:54px 56px;overflow:hidden;background:linear-gradient(112deg,var(--magenta),#8d3cf0 52%,var(--purple));color:white;box-shadow:0 30px 80px rgba(112,29,150,.24)}
.cta-band::before{content:"";position:absolute;width:340px;height:340px;border-radius:50%;border:1px solid rgba(255,255,255,.2);right:-100px;top:-190px}
.cta-band::after{content:"";position:absolute;width:230px;height:230px;border-radius:50%;background:rgba(255,200,61,.2);left:-80px;bottom:-150px;filter:blur(2px)}
.cta-band .inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:32px}
.cta-band h2{color:white;max-width:760px;font-size:clamp(2rem,4vw,3.4rem)}
.cta-band p{color:#f1d9ff;margin-top:12px;max-width:620px}
.cta-band .actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto}

/* footer */
.site-footer{background:var(--plum);color:#e8ddef;margin-top:70px;padding:64px 0 24px;position:relative;overflow:hidden}
.site-footer::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;right:-180px;top:-200px;background:radial-gradient(circle,rgba(29,201,183,.16),transparent 70%)}
.footer-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr .75fr .75fr 1fr;gap:44px}
.footer-brand .brand-word b{color:white}.footer-brand .brand-word span{color:#b9a8c7}
.footer-brand p{color:#b9a8c7;font-size:.9rem;margin-top:16px;max-width:310px}
.footer-col h4{font-family:var(--font-display);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--yellow);margin-bottom:15px}
.footer-col a,.footer-col span{display:block;color:#c9b9d7;font-size:.89rem;padding:5px 0;transition:color .2s}
.footer-col a:hover{color:white}
.footer-note{border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:18px;background:rgba(255,255,255,.035)}
.footer-note p{color:#baa9c8;font-size:.8rem;line-height:1.7;margin-top:8px}
.footer-note .mini-mark{width:30px;height:30px;object-fit:contain;filter:brightness(0) invert(1);opacity:.9}
.footer-bottom{position:relative;z-index:2;display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(255,255,255,.12);margin-top:45px;padding-top:20px;font-size:.73rem;color:#8e7d9c}
.footer-legal{display:flex;align-items:center;flex-wrap:wrap;gap:4px 14px}
.footer-legal span+span{position:relative}
.footer-legal span+span::before{content:"·";position:absolute;left:-9px;color:#665574}
.footer-bottom .links{display:flex;flex-wrap:wrap;gap:8px 18px}
.footer-bottom a:hover{color:white}

/* page hero */
.page-hero{position:relative;padding:72px 0 54px;overflow:hidden}
.page-hero::before{content:"";position:absolute;width:420px;height:420px;border-radius:50%;right:-160px;top:-190px;background:radial-gradient(circle,rgba(255,200,61,.27),transparent 70%)}
.page-hero::after{content:"";position:absolute;width:300px;height:300px;border-radius:50%;left:-150px;bottom:-130px;background:radial-gradient(circle,rgba(29,201,183,.17),transparent 70%)}
.page-hero .inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr .58fr;gap:54px;align-items:center}
.page-hero h1{font-size:clamp(2.7rem,4.9vw,4.8rem);margin-top:20px;max-width:850px}
.compact-break{display:none}
.page-hero .lead{max-width:680px;margin-top:20px}
.page-hero .hero-actions{margin-top:26px}
.page-hero-art{display:flex;justify-content:center;align-items:center;position:relative;min-height:300px}
.page-hero-art .blob{position:absolute;width:330px;height:330px;border-radius:44% 56% 60% 40%;background:linear-gradient(140deg,#ffd8ef,#e4dcff 50%,#d4faf3);animation:morph 12s infinite}
.page-hero-art img{position:relative;width:245px;z-index:2;filter:drop-shadow(0 20px 30px rgba(71,29,100,.18))}
.breadcrumb{display:flex;gap:8px;align-items:center;font-size:.78rem;font-weight:700;color:var(--muted-2);flex-wrap:wrap}
.breadcrumb a{color:var(--magenta)}.breadcrumb span{opacity:.55}

/* courses */
.age-detail-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.age-detail{border-radius:30px;padding:30px;border:1px solid var(--line);background:white;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;min-height:520px;position:relative;overflow:hidden}
.age-detail::before{content:"";position:absolute;right:-60px;top:-70px;width:190px;height:190px;border-radius:50%;background:var(--glow,#fff1fa);opacity:.8}
.age-detail .age-tag{display:inline-flex;width:max-content;padding:6px 10px;border-radius:999px;background:var(--glow,#fff1fa);color:var(--accent,var(--magenta));font-size:.7rem;font-weight:900;letter-spacing:.1em;position:relative;z-index:1}
.age-detail h3{font-size:1.65rem;margin-top:20px;position:relative;z-index:1}
.age-detail .q{font-weight:800;color:#5c4869;margin-top:8px;position:relative;z-index:1}
.age-detail p{font-size:.93rem;margin-top:12px;position:relative;z-index:1}
.age-detail .list{margin-top:19px;display:flex;flex-direction:column;gap:9px;position:relative;z-index:1}
.age-detail .list span{display:flex;gap:9px;font-size:.86rem;color:#5d4d69;line-height:1.55}
.age-detail .list i{width:18px;height:18px;border-radius:50%;background:var(--glow,#fff1fa);display:grid;place-items:center;color:var(--accent,var(--magenta));font-style:normal;font-size:.68rem;flex:0 0 auto;margin-top:2px}
.age-detail .bottom{margin-top:auto;padding-top:20px;border-top:1px solid var(--line);position:relative;z-index:1}
.age-detail .bottom small{display:block;font-size:.68rem;letter-spacing:.1em;color:var(--muted-2);font-weight:800;margin-bottom:3px}
.age-detail:nth-child(2){--glow:#e3fbf7;--accent:var(--teal-deep)}
.age-detail:nth-child(3){--glow:#eee9ff;--accent:var(--purple)}
.format-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.format-card{padding:28px;border-radius:26px;background:white;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.format-card .badge{display:inline-flex;padding:6px 10px;border-radius:999px;background:#fff2fa;color:var(--magenta);font-size:.7rem;font-weight:900}
.format-card:nth-child(2) .badge{background:#e6fbf6;color:var(--teal-deep)}.format-card:nth-child(3) .badge{background:#fff5d7;color:#8e6500}
.format-card h3{margin-top:16px}.format-card p{font-size:.9rem;margin-top:8px}.format-card .meta{margin-top:16px;font-size:.77rem;color:var(--muted-2);font-weight:700}

/* timeline 90 */
.day-line{display:grid;grid-template-columns:repeat(6,1fr);gap:12px;margin-top:26px}
.day-step{padding:22px 18px;border-radius:20px;background:white;border:1px solid var(--line);position:relative;min-height:155px}
.day-step::after{content:"→";position:absolute;right:-13px;top:50%;transform:translateY(-50%);color:var(--magenta);font-weight:900;z-index:2}
.day-step:last-child::after{display:none}
.day-step .time{font-family:var(--font-display);font-size:.66rem;letter-spacing:.1em;font-weight:900;color:var(--teal-deep)}
.day-step h3{font-size:1.05rem;margin-top:10px}.day-step p{font-size:.78rem;line-height:1.6;margin-top:5px}

/* safety */
.safety-band{display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:center;padding:24px 28px;border-radius:22px;background:#fff5e3;border:1px solid #f1d8a8}
.safety-band .badge{width:54px;height:54px;border-radius:17px;background:var(--yellow);display:grid;place-items:center;color:#5e3b00}
.safety-band h3{font-size:1.06rem}.safety-band p{font-size:.84rem;margin-top:3px}.safety-band .btn{justify-self:end}

/* demo page */
.demo-hero{position:relative;background:linear-gradient(130deg,#1d0d2b,#33164b 52%,#0e3b3e);color:white;border-radius:0 0 56px 56px;padding:76px 0 72px;overflow:hidden}
.demo-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:54px 54px;mask-image:linear-gradient(90deg,#000,transparent 82%)}
.demo-hero .inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.demo-hero h1{color:white;font-size:clamp(3rem,6vw,5.6rem);margin-top:20px;line-height:1.02}
.demo-hero .lead{color:#cdc1d6;margin-top:18px;max-width:600px}
.demo-hero .hero-actions{margin-top:28px}
.demo-hero .eyebrow{color:var(--yellow)}.demo-hero .eyebrow::before{background:var(--teal)}
.demo-art{position:relative;min-height:430px;display:flex;align-items:center;justify-content:center}
.demo-art .halo{position:absolute;width:390px;height:390px;border-radius:50%;background:radial-gradient(circle,rgba(29,201,183,.25),transparent 68%);filter:blur(8px)}
.demo-art svg{position:relative;z-index:2;width:min(440px,100%);filter:drop-shadow(0 22px 34px rgba(0,0,0,.2))}
.demo-art .tag-float{position:absolute;z-index:3;padding:8px 11px;border-radius:9px;background:rgba(7,20,30,.6);border:1px solid rgba(29,201,183,.32);font-family:var(--font-display);font-size:.64rem;letter-spacing:.12em;color:#b9ece5}
.demo-art .t1{left:0;top:23%}.demo-art .t2{right:0;top:34%}.demo-art .t3{left:12%;bottom:12%}
.lesson-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.lesson-card{background:white;border-radius:26px;padding:26px 22px;border:1px solid var(--line);box-shadow:var(--shadow-sm);position:relative;overflow:hidden;transition:transform .3s,box-shadow .3s}
.lesson-card:hover{transform:translateY(-7px);box-shadow:var(--shadow)}
.lesson-card .no{font-family:var(--font-display);font-size:.7rem;font-weight:900;letter-spacing:.14em;color:var(--magenta)}
.lesson-card:nth-child(2) .no{color:var(--purple)}.lesson-card:nth-child(3) .no{color:var(--teal-deep)}.lesson-card:nth-child(4) .no{color:#a47700}
.lesson-card h3{margin-top:13px;font-size:1.15rem}.lesson-card p{font-size:.82rem;margin-top:7px}
.lesson-card .tag{margin-top:14px;display:inline-block;padding:5px 8px;border-radius:7px;background:#fff2fa;color:var(--magenta);font-size:.68rem;font-weight:800}
.lesson-card:nth-child(2) .tag{background:#f1ecff;color:var(--purple)}.lesson-card:nth-child(3) .tag{background:#e8fbf7;color:var(--teal-deep)}.lesson-card:nth-child(4) .tag{background:#fff6d8;color:#946900}
.decision-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.decision{padding:28px;border-radius:24px;background:white;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.decision .n{font-family:var(--font-display);font-size:2.3rem;font-weight:900;line-height:1;color:var(--yellow)}
.decision h3{margin-top:14px;font-size:1.1rem}.decision p{font-size:.86rem;margin-top:6px}
.behavior{background:var(--plum);color:white;border-radius:32px;padding:38px 36px;display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center;overflow:hidden;position:relative}
.behavior::after{content:"";position:absolute;width:320px;height:320px;border-radius:50%;right:-120px;top:-150px;background:radial-gradient(circle,rgba(29,201,183,.18),transparent 70%)}
.behavior h2{color:white;position:relative;z-index:1}.behavior p{color:#c9b9d5;position:relative;z-index:1}
.behavior-rows{position:relative;z-index:1;display:flex;flex-direction:column;gap:10px}
.behavior-row{display:grid;grid-template-columns:58px 74px 1fr;gap:14px;align-items:center;padding:14px 16px;border-radius:15px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12)}
.behavior-row .dist{font-family:var(--font-display);font-size:.7rem;letter-spacing:.08em;color:var(--yellow)}
.behavior-row .pct{font-weight:900;color:white}.behavior-row .desc{font-size:.76rem;color:#bdafc9}
.open-day{display:grid;grid-template-columns:1fr .9fr;gap:28px;align-items:center;padding:34px;border-radius:30px;background:linear-gradient(140deg,#fff1fa,#e9fbff);border:1px solid rgba(176,0,124,.1)}
.open-day h3{font-size:1.5rem}.open-day p{font-size:.92rem;margin-top:8px}.open-day .quote{font-size:1.05rem;font-weight:800;color:var(--magenta);line-height:1.6;border-left:4px solid var(--teal);padding-left:17px;margin-top:18px}
.open-day-art{display:flex;justify-content:center}.open-day-art img{width:180px;filter:drop-shadow(0 18px 25px rgba(71,29,100,.16))}

/* method page */
.story-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:40px;align-items:center}
.story-card{background:white;border-radius:34px;padding:38px;box-shadow:var(--shadow-sm);border:1px solid var(--line);position:relative;overflow:hidden}
.story-card::after{content:"";position:absolute;width:120px;height:120px;border-radius:50%;right:-30px;bottom:-40px;background:#fff2fa}
.story-card .quote{font-size:1.6rem;font-weight:900;line-height:1.55;letter-spacing:-.02em;color:var(--magenta);position:relative;z-index:1}
.story-card .quote small{display:block;font-size:.75rem;letter-spacing:.12em;color:var(--muted-2);font-weight:800;margin-bottom:14px}
.story-copy h2{margin-top:15px}.story-copy p{margin-top:16px}.story-copy .list{margin-top:20px;display:flex;flex-direction:column;gap:10px}
.story-copy .list span{display:flex;gap:10px;font-size:.92rem;color:#5d4c69}.story-copy .list i{width:24px;height:24px;border-radius:50%;background:#e7fbf7;color:var(--teal-deep);display:grid;place-items:center;font-style:normal;font-size:.7rem;flex:0 0 auto;margin-top:2px}
.principle-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.principle-card{padding:26px;border-radius:24px;background:white;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.principle-card .icon-badge{width:44px;height:44px;border-radius:15px;display:grid;place-items:center;background:#fff2fa;color:var(--magenta);margin-bottom:17px}
.principle-card:nth-child(2) .icon-badge{background:#e9fbf7;color:var(--teal-deep)}.principle-card:nth-child(3) .icon-badge{background:#f0eaff;color:var(--purple)}.principle-card:nth-child(4) .icon-badge{background:#fff5d7;color:#956900}
.principle-card h3{font-size:1.1rem}.principle-card p{font-size:.84rem;margin-top:6px}
.ref-box{border-top:1px solid var(--line);padding-top:22px;margin-top:36px;font-size:.76rem;color:var(--muted-2);line-height:1.75}

/* parents */
.parent-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.parent-card{padding:28px;border-radius:26px;background:white;border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.parent-card .num{width:36px;height:36px;border-radius:12px;background:#fff2fa;color:var(--magenta);display:grid;place-items:center;font-weight:900;font-family:var(--font-display);font-size:.8rem}
.parent-card:nth-child(2) .num{background:#e7fbf7;color:var(--teal-deep)}.parent-card:nth-child(3) .num{background:#fff5d7;color:#966900}
.parent-card h3{margin-top:17px;font-size:1.15rem}.parent-card p{font-size:.88rem;margin-top:7px}
.check-list{display:flex;flex-direction:column;gap:10px;margin-top:18px}
.check-list span{display:flex;gap:10px;font-size:.9rem;color:#5d4d69}.check-list i{width:22px;height:22px;border-radius:50%;background:#e6fbf7;color:var(--teal-deep);display:grid;place-items:center;font-size:.7rem;font-style:normal;flex:0 0 auto;margin-top:3px}

/* contact */
.contact-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:34px;align-items:start}
.contact-aside{background:var(--plum);color:white;border-radius:34px;padding:36px;position:relative;overflow:hidden}
.contact-aside::before{content:"";position:absolute;width:280px;height:280px;border-radius:50%;right:-120px;top:-130px;background:radial-gradient(circle,rgba(29,201,183,.2),transparent 70%)}
.contact-aside h2{color:white;font-size:clamp(2rem,3.4vw,3rem);margin-top:15px}
.contact-aside p{color:#cbbcd7;font-size:.92rem;margin-top:14px}
.contact-aside .mini-list{margin-top:26px;display:flex;flex-direction:column;gap:14px}
.contact-aside .mini-list .item{display:flex;gap:12px;align-items:flex-start}
.contact-aside .mini-list .ico{width:38px;height:38px;border-radius:13px;background:rgba(255,255,255,.09);display:grid;place-items:center;color:var(--yellow);flex:0 0 auto}
.contact-aside .mini-list b{display:block;font-size:.86rem;color:white}.contact-aside .mini-list span{display:block;font-size:.75rem;color:#baaac8;margin-top:2px}
.contact-aside .mini-list a{color:#f1e8f8;text-decoration:underline;text-underline-offset:2px}
.contact-aside .bird{position:absolute;right:-12px;bottom:-25px;width:180px;opacity:.9;filter:drop-shadow(0 18px 30px rgba(0,0,0,.2))}
.form-card{background:white;border-radius:34px;padding:36px;border:1px solid var(--line);box-shadow:var(--shadow)}
.form-card h2{font-size:clamp(1.9rem,3vw,2.7rem)}.form-card>.lead{font-size:.96rem;margin-top:10px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.field{display:flex;flex-direction:column;gap:7px}.field.full{grid-column:1/-1}
.field label{font-size:.78rem;font-weight:800;color:#5b4868;letter-spacing:.02em}
.field label .req{color:var(--magenta)}
.field input,.field select,.field textarea{width:100%;border:1.5px solid #eadff0;background:#fffdfa;border-radius:14px;padding:13px 15px;color:var(--ink);font-size:.92rem;transition:border-color .2s,box-shadow .2s,background .2s}
.field textarea{resize:vertical;min-height:105px}
.hp-field{position:absolute!important;left:-10000px!important;width:1px;height:1px;overflow:hidden;pointer-events:none}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--magenta);box-shadow:0 0 0 4px rgba(176,0,124,.09);background:white}
.field input::placeholder,.field textarea::placeholder{color:#b3a6bd}
.consent{grid-column:1/-1;display:flex;align-items:flex-start;gap:10px;margin-top:2px;font-size:.78rem;color:var(--muted);line-height:1.65}
.consent input{width:18px;height:18px;accent-color:var(--magenta);margin-top:2px;flex:0 0 auto}
.consent a{color:var(--magenta);font-weight:700;text-decoration:underline;text-underline-offset:3px}
.form-foot{grid-column:1/-1;display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:3px}
.form-foot .btn{min-width:180px}
.form-foot .note{font-size:.7rem;color:var(--muted-2);line-height:1.55;max-width:380px}
.form-success{display:none;padding:22px;border-radius:20px;background:#ecfbf7;border:1px solid #bdeee6;margin-top:22px;color:#23665d}
.form-success.show{display:block;animation:pop .4s var(--ease)}
.form-success b{display:block;font-size:1.05rem;margin-bottom:4px}.form-success p{font-size:.84rem;color:#3b7c72}
.form-error{display:none;margin-top:12px;padding:12px 14px;border-radius:12px;background:#fff0f0;border:1px solid #ffd0d0;color:#a53a3a;font-size:.8rem}
.form-error.show{display:block}
.form-card .demo-note{margin-top:14px;font-size:.68rem;color:#a89ab5;line-height:1.6}

/* privacy / legal */
.legal{max-width:850px;margin:0 auto}.legal h2{font-size:2rem;margin-top:42px}.legal p,.legal li{font-size:.95rem;color:var(--muted);line-height:1.85}.legal ul{padding-left:22px}.legal .box{background:white;border:1px solid var(--line);border-radius:22px;padding:26px;margin-top:24px;box-shadow:var(--shadow-sm)}

/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .75s var(--ease),transform .75s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
.reveal.delay-1{transition-delay:.08s}.reveal.delay-2{transition-delay:.16s}.reveal.delay-3{transition-delay:.24s}.reveal.delay-4{transition-delay:.32s}
.no-js .reveal{opacity:1;transform:none}

/* animations */
@keyframes float{0%,100%{transform:translateY(0) rotate(-.6deg)}50%{transform:translateY(-15px) rotate(.4deg)}}
@keyframes bob{0%,100%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-9px) rotate(-.5deg)}}
@keyframes morph{0%,100%{border-radius:48% 52% 58% 42%/47% 44% 56% 53%;transform:rotate(0)}50%{border-radius:58% 42% 44% 56%/49% 58% 42% 51%;transform:rotate(3deg)}}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes pulse{0%,100%{box-shadow:0 0 0 5px rgba(29,201,183,.14)}50%{box-shadow:0 0 0 9px rgba(29,201,183,.05)}}
@keyframes scroll{0%{opacity:0;transform:translate(-50%,0)}35%{opacity:1}100%{opacity:0;transform:translate(-50%,9px)}}
@keyframes pop{from{opacity:0;transform:scale(.96) translateY(8px)}to{opacity:1;transform:none}}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* responsive */
@media(max-width:1080px){
  .header-inner{gap:18px}.brand{min-width:170px}.nav a{padding-inline:9px;font-size:.88rem}
  .hero-grid{gap:28px}.hero-art{min-height:540px}.hero-orbit{width:450px;height:450px}.hero-blob{width:410px;height:410px}
  .feature-grid,.path-grid,.outcome-grid,.parent-grid{gap:16px}
  .day-line{grid-template-columns:repeat(3,1fr)}.day-step:nth-child(3)::after{display:none}
  .principle-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:900px){
  :root{--header:70px}
  .container{width:min(var(--max),calc(100% - 34px))}
  .section{padding:72px 0}.section-sm{padding:52px 0}
  .nav{position:fixed;left:17px;right:17px;top:calc(var(--header) + 10px);display:none;flex-direction:column;align-items:stretch;gap:5px;background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:12px;box-shadow:var(--shadow-lg);margin:0}
  .nav.open{display:flex;animation:pop .28s var(--ease)}
  .nav a{padding:14px 16px;border-radius:13px}.nav a.active::after{display:none}
  .nav .nav-contact{display:flex;justify-content:center;margin-top:5px;background:linear-gradient(120deg,var(--magenta),var(--purple) 72%);color:white;box-shadow:0 12px 22px rgba(151,20,144,.2)}
  .nav .nav-contact:hover{background:linear-gradient(120deg,var(--magenta-deep),var(--purple));color:white}
  .menu-toggle{display:grid}.header-cta{display:none}
  .brand{min-width:0}.brand-word b{font-size:1.2rem}
  .hero{padding-top:34px}.hero-grid,.page-hero .inner,.demo-hero .inner{grid-template-columns:1fr;gap:20px;min-height:auto}
  .hero-title{font-size:clamp(3rem,12vw,5.4rem)}.hero-sub{max-width:680px}
  .hero-art{min-height:560px;margin-top:6px}.hero-scroll{display:none}
  .stat-strip{grid-template-columns:1fr 1fr}.stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .feature-grid,.path-grid,.outcome-grid,.parent-grid,.age-detail-grid,.format-grid{grid-template-columns:1fr 1fr}
  .feature-grid .feature-card:last-child,.path-grid .path-card:last-child,.outcome-grid .outcome:last-child,.parent-grid .parent-card:last-child,.age-detail-grid .age-detail:last-child,.format-grid .format-card:last-child{grid-column:1/-1}
  .formula-band{padding:46px 32px}.formula-grid{grid-template-columns:1fr}.formula-plus{height:18px;transform:rotate(90deg)}
  .method-grid{grid-template-columns:1fr 1fr}.method-step:nth-child(2)::after{display:none}
  .featured{padding:44px 32px}.featured-grid,.open-day,.story-grid,.contact-grid{grid-template-columns:1fr}
  .featured-art{min-height:350px}.open-day-art{order:-1}
  .faq-grid{grid-template-columns:1fr}.faq-aside{position:static}
  .cta-band{padding:42px 32px}.cta-band .inner{align-items:flex-start;flex-direction:column}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr}.footer-note{grid-column:1/-1}
  .page-hero-art{min-height:260px}.page-hero-art .blob{width:270px;height:270px}.page-hero-art img{width:205px}
  .lesson-grid{grid-template-columns:1fr 1fr}.decision-grid{grid-template-columns:1fr}
  .behavior{grid-template-columns:1fr;padding:32px 24px}.behavior-row{grid-template-columns:52px 64px 1fr}
  .day-line{grid-template-columns:1fr 1fr}.day-step:nth-child(2n)::after{display:none}
  .safety-band{grid-template-columns:auto 1fr}.safety-band .btn{grid-column:1/-1;justify-self:start}
}
@media(max-width:640px){
  .container{width:min(var(--max),calc(100% - 28px))}
  h1{font-size:clamp(2.8rem,15vw,4.4rem)}
  .hero-title{letter-spacing:-.07em}.hero-badge{font-size:.74rem}.hero-sub{font-size:1rem}
  .hero-actions .btn{width:100%}.hero-art{min-height:470px}.hero-blob{width:330px;height:330px}.hero-orbit{width:360px;height:360px}.mascot{width:300px}
  .speech-bubble{left:0;top:2%;font-size:.78rem;padding:11px 14px}.float-card{padding:8px 10px;font-size:.68rem}.float-card .icon-wrap{width:27px;height:27px}.float-card small{font-size:.55rem}
  .float-a{right:-4px}.float-b{left:-4px}.float-c{right:0}
  .stat{padding:19px 15px;gap:10px}.stat b{font-size:1.3rem}.stat span{font-size:.7rem}.stat-icon{width:37px;height:37px;border-radius:12px}
  .section-head{display:block;margin-bottom:32px}.section-head .aside{margin-top:18px;padding:0}
  .feature-grid,.path-grid,.outcome-grid,.parent-grid,.age-detail-grid,.format-grid,.method-grid,.principle-grid,.lesson-grid,.day-line{grid-template-columns:1fr}
  .feature-grid .feature-card:last-child,.path-grid .path-card:last-child,.outcome-grid .outcome:last-child,.parent-grid .parent-card:last-child,.age-detail-grid .age-detail:last-child,.format-grid .format-card:last-child{grid-column:auto}
  .method-step::after{display:none}.formula-band{padding:34px 22px;border-radius:30px}.formula-card{padding:22px}
  .featured{padding:34px 22px;border-radius:30px}.featured-art{min-height:300px}
  .cta-band{padding:34px 24px;border-radius:30px}.cta-band .actions{width:100%}.cta-band .actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}.footer-brand{grid-column:1/-1}.footer-note{grid-column:1/-1}
  .footer-bottom{display:block}.footer-bottom .links{margin-top:12px}
  .page-hero{padding-top:46px}.page-hero-art{display:none}
  .day-step::after{display:none}.safety-band{grid-template-columns:1fr}.safety-band .badge{width:46px;height:46px}.safety-band .btn{grid-column:auto}
  .contact-aside,.form-card{padding:25px}.form-grid{grid-template-columns:1fr}.field.full,.consent,.form-foot{grid-column:auto}
  .behavior-row{grid-template-columns:1fr;gap:4px}.behavior-row .dist{margin-top:2px}
  .open-day{padding:25px}.open-day-art img{width:140px}
  .footer-bottom .links{gap:12px;flex-wrap:wrap}
}
@media(max-width:480px){
  h2{font-size:clamp(1.85rem,8.5vw,2.2rem)}
  .contact-aside h2{font-size:clamp(1.75rem,7.8vw,2rem)}
  .page-hero h1{font-size:clamp(2.1rem,10.5vw,2.8rem);letter-spacing:-.05em;line-height:1.12}
  .compact-break{display:block}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.001ms!important}
  .reveal{opacity:1;transform:none}
}

/* composition helper for pointer parallax */
[data-depth]{translate:var(--px,0px) var(--py,0px);transition:translate .22s ease-out}
body.menu-open{overflow:hidden}
@media(max-width:900px){
  body.menu-open::after{content:"";position:fixed;inset:var(--header) 0 0;background:rgba(42,23,64,.18);backdrop-filter:blur(2px);z-index:110}
}