@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;600;700;800&display=swap');
:root{--ink:#203b39;--muted:#71827d;--green:#176b62;--green2:#e5f1ec;--cream:#f7f8f3;--line:#e3e9e4;--white:#fff;--gold:#e6b96c}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans JP",system-ui,sans-serif;line-height:1.7}
.hero{min-height:380px;background:linear-gradient(112deg,#e8f2eb 0%,#d9e9df 56%,#b8d4c8 100%);position:relative;overflow:hidden;display:flex;align-items:center}
.hero-inner{width:min(1120px,calc(100% - 44px));margin:0 auto;position:relative;z-index:2;padding:42px 0 54px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;letter-spacing:.04em}.brand-mark{display:grid;place-items:center;width:29px;height:29px;border-radius:9px;background:var(--green);color:white}
.eyebrow,.step-label{font-size:.68rem;letter-spacing:.16em;font-weight:800;color:var(--green)}
.hero h1{font-size:clamp(2.3rem,5vw,4rem);line-height:1.22;margin:22px 0 12px;letter-spacing:.02em}.hero h1 em{font-style:normal;color:var(--green)}
.hero-copy{font-size:1rem;color:#526d65;max-width:480px}.hero-pills{display:flex;flex-wrap:wrap;gap:9px;margin-top:24px}.hero-pills span{font-size:.75rem;color:#315d52;background:#ffffffa8;padding:6px 11px;border-radius:99px}
.hero-art{position:absolute;right:0;bottom:0;width:49%;height:100%;overflow:hidden;opacity:.9}.sun{position:absolute;width:120px;height:120px;border-radius:50%;background:#f3dba7;right:25%;top:15%}.mountain{position:absolute;bottom:90px;width:0;height:0;border-left:240px solid transparent;border-right:240px solid transparent;border-bottom:260px solid #a9c8b8}.mountain-back{right:-30px;border-bottom-color:#b5d2c1}.mountain-front{right:26%;bottom:50px;border-left-width:190px;border-right-width:190px;border-bottom-width:210px;border-bottom-color:#6d9d88}.lake{position:absolute;bottom:0;height:120px;width:100%;background:linear-gradient(#8fbab0,#6c9f97);clip-path:polygon(0 12%,100% 0,100% 100%,0 100%)}.tree{position:absolute;color:#326b56;font-size:95px;bottom:75px}.tree-one{right:12%}.tree-two{right:4%;font-size:70px;bottom:62px}.plane{position:absolute;right:15%;top:28%;font-size:34px;color:#789e91;transform:rotate(-12deg)}
.container{width:min(900px,calc(100% - 32px));margin:0 auto}.intro{display:flex;justify-content:space-between;align-items:end;gap:20px;padding:44px 4px 20px}.intro h2{margin:4px 0 0;font-size:1.55rem}.intro p{font-size:.83rem;color:var(--muted);margin:0}
.panel{background:var(--white);border:1px solid var(--line);border-radius:18px;padding:26px;margin:14px 0;box-shadow:0 5px 22px #244b3b08}
.section-heading{display:flex;gap:14px;align-items:flex-start;margin-bottom:22px}.number{flex:none;display:grid;place-items:center;width:36px;height:36px;border-radius:12px;background:var(--green2);color:var(--green);font-weight:800;font-size:.85rem}.section-heading h3{font-size:1.13rem;margin:1px 0 3px}.section-heading p{font-size:.78rem;color:var(--muted);margin:0}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px 18px}.form-grid.three{grid-template-columns:repeat(3,minmax(0,1fr));margin-top:20px}label{display:flex;flex-direction:column;gap:7px;font-size:.82rem;font-weight:700}input,select,textarea{width:100%;font:inherit;font-size:.86rem;color:var(--ink);background:#fbfcfa;border:1px solid #dce5df;border-radius:9px;padding:11px 12px;outline:none;min-width:0}input:focus,select:focus,textarea:focus{border-color:#6a9e8a;box-shadow:0 0 0 3px #dcefe5}input::placeholder,textarea::placeholder{color:#a0ada6;font-weight:400}.field-help{font-size:.7rem;line-height:1.55;font-weight:400;color:var(--muted)}select:disabled{opacity:1;color:var(--green);background:#edf5ef;border-color:#c9ddd0;cursor:default}.choice-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:9px}.choice{cursor:pointer}.choice input{position:absolute;opacity:0;width:1px;height:1px}.choice span{display:flex;align-items:center;justify-content:center;text-align:center;min-height:49px;padding:9px 7px;border:1px solid var(--line);border-radius:10px;background:#fbfcfa;font-size:.78rem;font-weight:600;transition:.15s}.choice input:checked+span{background:var(--green2);border-color:#8db5a2;color:#14594e}.choice input:focus-visible+span{outline:3px solid #b4d9c8}.full-label{margin-top:18px}.output-panel{background:linear-gradient(145deg,#fff,#f4f8f3)}.output-options{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:20px}
.primary-button,.secondary-button{border:0;border-radius:10px;padding:13px 18px;font:inherit;font-size:.9rem;font-weight:800;cursor:pointer;transition:transform .15s,opacity .15s}.primary-button{background:var(--green);color:white}.primary-button:hover,.secondary-button:hover{transform:translateY(-1px);opacity:.92}.primary-button[type=submit]{width:100%;font-size:1rem;padding:16px}.primary-button span{margin-right:6px}.secondary-button{background:white;color:var(--green);border:1px solid #b9d0c4}.result{margin-top:26px;padding-top:24px;border-top:1px solid var(--line)}.hidden{display:none}.result-head{display:flex;align-items:center;justify-content:space-between}.result-head h3{margin:4px 0;font-size:1.2rem}.ready-mark{width:35px;height:35px;display:grid;place-items:center;border-radius:50%;background:#dff0e5;color:#237451;font-weight:900}.result-note,.small-note{font-size:.8rem;color:var(--muted)}#promptOutput{min-height:360px;line-height:1.65;font-size:.8rem;background:#fff;margin:10px 0 14px}.button-row{display:flex;gap:10px}.button-row button{flex:1}.ai-choice{margin-top:20px;padding:18px;background:#edf4ef;border:1px solid #dce9df;border-radius:13px}.ai-choice h4{margin:0;font-size:.95rem;color:var(--ink)}.ai-choice>p{margin:4px 0 13px;color:var(--muted);font-size:.76rem}.ai-links{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.ai-link{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:13px 14px;background:#fff;border:1px solid #d7e4da;border-radius:10px;color:var(--green);text-decoration:none;font-weight:800;transition:transform .15s,border-color .15s}.ai-link:hover{transform:translateY(-1px);border-color:#8db5a2}.ai-name{font-size:.85rem}.ai-open{font-size:.72rem;white-space:nowrap}.ai-link:focus-visible{outline:3px solid #b4d9c8;outline-offset:2px}.status{font-size:.8rem;color:var(--green);font-weight:700;min-height:1.4em}.tips{padding:32px 4px 55px}.tips h3{font-size:1.1rem}.tip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.tip-grid>div{background:#edf3ed;padding:17px;border-radius:12px}.tip-grid span{display:block;color:#7da391;font-weight:800;font-size:.72rem}.tip-grid strong{font-size:.88rem}.tip-grid p{font-size:.76rem;color:#6e8178;margin:6px 0 0}
footer{background:#e8eee8;text-align:center;padding:30px 18px;color:#60756b}footer .brand{justify-content:center;color:var(--ink)}footer p{font-size:.83rem;margin:9px 0}footer small{display:block;font-size:.68rem;max-width:650px;margin:12px auto 0;color:#839189}
@media(max-width:680px){.hero{min-height:400px}.hero-inner{padding:28px 0 180px}.hero-art{width:100%;height:230px;opacity:.72}.sun{width:75px;height:75px;right:28%;top:0}.mountain{bottom:55px;border-left-width:160px;border-right-width:160px;border-bottom-width:160px}.mountain-front{right:30%;bottom:35px;border-left-width:130px;border-right-width:130px;border-bottom-width:130px}.lake{height:70px}.tree{bottom:48px;font-size:65px}.tree-two{bottom:42px;font-size:50px}.plane{top:12%;right:13%}.intro{display:block;padding-top:32px}.intro p{margin-top:8px}.panel{padding:19px 16px;border-radius:15px}.form-grid,.form-grid.three,.output-options{grid-template-columns:1fr 1fr;gap:13px}.choice-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.section-heading{gap:10px}.section-heading p{line-height:1.5}.tip-grid{grid-template-columns:1fr}.button-row{flex-direction:column}.ai-links{grid-template-columns:1fr}.hero h1{font-size:2.55rem}}
@media(max-width:390px){.form-grid,.form-grid.three,.output-options{grid-template-columns:1fr}.hero-pills{gap:6px}.hero-pills span{font-size:.68rem}}