:root{--indigo:#2b4a8b;--indigo-deep:#1d3260;--sky:#7db8e8;--sky-light:#eaf4fd;--sakura:#f7b8cf;--sakura-deep:#ef8fb4;--snow:#ffffff;--ink:#22304a;--green:#4aa06a;--radius:18px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-inter),system-ui,sans-serif;color:var(--ink);background:var(--snow);line-height:1.6;overflow-x:hidden}.brand,h1,h2,h3{font-family:var(--font-rounded),sans-serif}nav{position:-webkit-sticky;position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid #eef1f6}.nav-inner{max-width:1060px;margin:0 auto;justify-content:space-between;padding:.8rem 1.25rem}.brand,.nav-inner{display:flex;align-items:center}.brand{font-weight:800;font-size:1.3rem;color:var(--indigo);gap:.5rem;text-decoration:none}.nav-links{display:flex;gap:1.5rem;align-items:center}.nav-links a{color:var(--ink);text-decoration:none;font-size:.95rem;font-weight:500}.nav-links a:hover{color:var(--indigo)}.btn{display:inline-block;background:var(--indigo);color:#fff;border:none;border-radius:999px;padding:.7rem 1.5rem;font-weight:700;font-size:1rem;cursor:pointer;text-decoration:none;transition:transform .15s,box-shadow .15s;font-family:var(--font-rounded),sans-serif}.btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(43,74,139,.3)}.btn-sakura{background:var(--sakura-deep)}.btn-sakura:hover{box-shadow:0 8px 20px rgba(239,143,180,.4)}.btn-sm{padding:.5rem 1.15rem;font-size:.9rem}.hero{position:relative;background:linear-gradient(180deg,#bfe0f7 0,var(--sky-light) 78%,#ffffff 100%);overflow:hidden}.hero-inner{max-width:1060px;margin:0 auto;padding:4.5rem 1.25rem 0;text-align:center;position:relative;z-index:2}.catchphrase{display:inline-block;background:var(--sakura);font-family:var(--font-rounded),sans-serif;letter-spacing:.12em;padding:.35rem 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auto;font-weight:600}.mountain-svg{display:block;width:100%;margin-top:2.5rem}.petal{position:absolute;top:-30px;font-size:1.1rem;color:var(--sakura-deep);opacity:.7;animation:fall linear infinite;z-index:1;pointer-events:none}@keyframes fall{0%{transform:translateY(-5vh) translateX(0) rotate(0)}to{transform:translateY(110vh) translateX(6vw) rotate(1turn)}}section{padding:4.5rem 1.25rem}.wrap{max-width:1060px;margin:0 auto}.center{text-align:center}.kicker{color:var(--sakura-deep);font-weight:700;text-transform:uppercase;letter-spacing:.1em;font-size:.8rem}h2{font-size:clamp(1.6rem,3.6vw,2.2rem);color:var(--indigo-deep);margin:.4rem 0 1rem}.grid{display:grid;grid-gap:1.5rem;gap:1.5rem;margin-top:2.25rem}.grid-3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.left{text-align:left}.card{background:#fff;border:1px solid #e8edf5;border-radius:var(--radius);padding:1.75rem;box-shadow:0 4px 14px rgba(29,50,96,.06)}.card .emoji{font-size:2rem;display:block;margin-bottom:.6rem}.card h3{font-size:1.15rem;color:var(--indigo-deep);margin-bottom:.4rem}.card p{font-size:.95rem;color:#4a5a7d}.alt{background:var(--sky-light)}.mode-tag{display:inline-block;font-size:.75rem;font-weight:700;padding:.2rem .7rem;border-radius:999px;margin-bottom:.7rem}.m1{background:#e8f1fd;color:var(--indigo)}.m2{background:#fdeef4;color:var(--sakura-deep)}.m3{background:#e5f6ec;color:var(--green)}.price-card{position:relative;text-align:center}.price-card .price{font-family:var(--font-rounded),sans-serif;font-size:2.4rem;font-weight:800;color:var(--indigo-deep)}.price-card .per{font-size:.9rem;color:#6b7a99}.price-card ul{list-style:none;margin:1.2rem 0 1.5rem;text-align:left}.price-card li{padding:.35rem 0 .35rem 1.6rem;position:relative;font-size:.93rem;color:#4a5a7d}.price-card li:before{content:"🌸";position:absolute;left:0;font-size:.8rem}.popular{border:2px solid var(--sakura-deep);box-shadow:0 10px 30px 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