:root{--ink:#2c3436;--muted:#626b6a;--coral:#ed7964;--coral-dark:#b43e2b;--cream:#f7f5ef;--line:#e8e7e1;--green:#36766a;--radius:22px;font-family:"Hiragino Kaku Gothic ProN","Noto Sans JP",Meiryo,sans-serif;color:var(--ink);background:#fff;font-synthesis:none;-webkit-font-smoothing:antialiased}*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}button,input,summary{font:inherit}img{max-width:100%;height:auto}svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:800;letter-spacing:-.035em;text-wrap:balance}p{line-height:1.95}h2{font-size:clamp(25px,3vw,36px);line-height:1.5}h3{font-size:20px;line-height:1.5}.wrap{width:min(1120px,calc(100% - 64px));margin-inline:auto}.header{height:104px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:9px;font-size:21px;font-weight:800;letter-spacing:-.055em;white-space:nowrap;min-height:44px}.brand img{width:34px;height:34px}.header nav{display:flex;align-items:center;gap:32px;font-size:13px;font-weight:700}.header nav>a{min-height:44px;display:flex;align-items:center}.open-app{gap:12px;border-bottom:1px solid var(--ink)}a:hover{color:var(--coral-dark)}a:focus-visible,summary:focus-visible{outline:3px solid var(--green);outline-offset:5px;border-radius:4px}.skip{position:fixed;top:10px;left:10px;transform:translateY(-200%);background:#fff;padding:12px;z-index:100}.skip:focus{transform:none}.hero{padding-top:46px;padding-bottom:92px;display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}.eyebrow{font-size:12px;letter-spacing:.07em;font-weight:700;line-height:1.7;color:var(--muted);display:block}.hero .eyebrow{display:flex;gap:9px;align-items:center}.little-line{width:20px;height:2px;background:var(--coral)}.hero h1{font-size:clamp(42px,4.8vw,62px);line-height:1.55;margin:22px 0;letter-spacing:-.045em}.hero em{font-style:normal;color:var(--coral-dark)}.hero-description{font-size:16px;line-height:2;margin-bottom:28px}.button{min-height:58px;padding:16px 24px;border-radius:100px;display:inline-flex;align-items:center;justify-content:center;gap:32px;font-size:15px;font-weight:700;transition:transform .18s,background .18s}.button:hover{transform:translateY(-2px)}.primary{background:var(--ink);color:#fff}.primary:hover{background:#475553;color:#fff}.cta-note{font-size:11px;color:var(--muted);margin-top:12px;line-height:1.7}.hero-art{position:relative;background:var(--cream);border-radius:48% 48% 16px 16px;padding:80px 32px 30px;margin-top:20px}.art-word{position:absolute;top:5px;left:42px;font-size:64px;font-family:Georgia,serif;font-style:italic;letter-spacing:-4px;color:#aabbb1;transform:rotate(-9deg)}.art-star{position:absolute;right:14px;top:24px;font-size:56px;color:var(--coral);transform:rotate(12deg)}.task-preview{margin:0;position:relative;z-index:1;padding:24px;background:#fff;border:1px solid #e9e5db;border-radius:18px;box-shadow:0 18px 48px #716a4b10;transform:rotate(-3deg)}.preview-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.preview-stamp{font-size:11px;background:#f4f5f1;border-radius:5px;padding:5px 8px;color:#5d6c5b}.example-label{font-size:10px;color:#707773}.preview-heading{display:flex;justify-content:space-between;align-items:center;gap:8px}.preview-heading>strong{font-size:22px;letter-spacing:-.04em}.avatars{display:flex;padding-left:10px}.avatars span,.avatar{font-size:11px;width:29px;height:29px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:#fbe1d5;border:2px solid #fff;margin-left:-8px;color:#a24230}.avatars span:nth-child(2),.avatar.pink{background:#f9dce5;color:#8d3f5b}.avatars span:nth-child(3),.avatar.blue{background:#dcecf8;color:#315f7f}.preview-progress{display:flex;align-items:center;gap:12px;margin:22px 0 10px}.preview-progress>span{height:5px;background:#ecefeb;border-radius:10px;flex:1}.preview-progress i{display:block;width:25%;height:5px;border-radius:10px;background:var(--coral)}.preview-progress small{font-size:10px;color:var(--muted)}.preview-tasks{list-style:none;padding:0;margin:0}.preview-tasks li{display:flex;align-items:center;gap:11px;padding:17px 0;border-bottom:1px solid #eff0eb}.preview-tasks li>div{flex:1}.preview-tasks strong{display:block;font-size:13px;font-weight:700;line-height:1.6}.preview-tasks small{display:flex;align-items:center;gap:5px;font-size:10px;color:var(--muted);margin-top:5px}.task-check{width:23px;height:23px;border-radius:50%;border:1.5px solid #c4c9c4;flex-shrink:0}.task-check svg{width:20px;height:20px;color:#fff}.complete .task-check{background:var(--green);border-color:var(--green)}.complete strong{color:#737e77;text-decoration:line-through}.mini-tag{font-size:9px;color:var(--green);white-space:nowrap}.mini-tag.coral{color:#a44833}.preview-tasks .avatar{margin:0;width:21px;height:21px;font-weight:500;font-size:10px;border:0}.task-link{width:23px;text-align:center;font-size:26px;color:#899790}.waiting{opacity:.85}.task-preview figcaption{font-size:11px;margin-top:16px;color:var(--green);display:flex;align-items:center;gap:7px}.tiny-check svg{width:16px;height:16px;vertical-align:middle}.floating-note{position:absolute;z-index:2;top:50px;right:-13px;font-size:12px;color:#714432;background:#fae0c3;border:1px solid #f0d0ac;box-shadow:0 7px 12px #6346250a;padding:13px 16px;transform:rotate(7deg);border-radius:10px}.floating-note i{position:absolute;bottom:-7px;left:23px;background:#fae0c3;border-right:1px solid #f0d0ac;border-bottom:1px solid #f0d0ac;width:12px;height:12px;transform:rotate(45deg)}.intro{border-top:1px solid var(--line);padding-block:76px 82px}.intro h2{margin-top:12px}.benefits{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;margin-top:48px}.benefit-symbol{font-family:Arial,sans-serif;font-size:11px;letter-spacing:.07em;color:var(--coral-dark)}.benefits h3{font-size:17px;margin-top:15px;letter-spacing:-.03em}.benefits p{font-size:13px;color:var(--muted);margin-top:12px}.section-heading{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:36px}.section-heading h2{margin-top:8px}.section-heading>p{font-size:13px;color:var(--muted)}.occasions{background:var(--cream);padding:74px 0 82px}.cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.case-card{background:white;border-radius:16px;overflow:hidden;transition:transform .2s,box-shadow .2s}.case-card:hover{transform:translateY(-4px);color:var(--ink);box-shadow:0 12px 22px #58584e0a}.case-art{position:relative;isolation:isolate;overflow:hidden;display:flex;justify-content:center;align-items:center;height:180px;background:#dfece5;color:#486e5c}.party .case-art,.case-art.party{background:#f4e3d3;color:#ab6744}.event .case-art,.case-art.event{background:#e5e6f3;color:#686b9f}.case-art>svg{position:relative;z-index:1;width:86px;height:86px;stroke-width:1.1;transform:rotate(-8deg)}.case-art:before{content:"";position:absolute;width:130px;height:130px;background:#ffffff70;border-radius:50%;transform:translate(-22px,6px)}.case-art:after{content:"";position:absolute;width:240px;height:100px;border:1px solid currentColor;opacity:.13;transform:rotate(-18deg);border-radius:50%}.case-dot{position:absolute;top:30px;right:28%;width:17px;height:17px;border-radius:50%;background:#eab994}.party .case-dot{background:#d18d75;left:30%}.event .case-dot{background:#b0b6d4;top:125px}.case-body{padding:25px 25px 23px}.case-body h3{font-size:19px;margin:10px 0}.case-body p{font-size:12px;color:var(--muted);line-height:1.85;margin-bottom:17px}.text-link{font-size:12px;font-weight:700;display:inline-flex;align-items:center;gap:12px;min-height:44px}.text-link svg{width:18px;height:18px}.how{padding-block:82px}.steps{display:grid;grid-template-columns:repeat(3,1fr);padding:0;list-style:none;gap:42px;margin:42px 0 0;counter-reset:step}.steps li{border-top:1px solid var(--line);padding-top:20px}.step-no{font-size:12px;color:var(--coral-dark);font-family:Arial,sans-serif;font-weight:600;letter-spacing:.1em}.steps h3{margin:16px 0 12px;font-size:20px}.steps p{font-size:13px;color:var(--muted)}.calendar-section{background:#eef4f0;border-radius:24px;display:grid;grid-template-columns:1fr 1fr;gap:68px;padding:54px 72px;align-items:center}.calendar-section h2{margin-top:10px}.calendar-section p{font-size:13px;margin-top:16px}.calendar-section .muted{font-size:10px;color:#566c60;line-height:1.9}.calendar-section .text-link{color:#2e6354;margin-top:12px}.calendar-visual{position:relative;background:#fff;border-radius:15px;border:1px solid #dde8e0;padding:25px;transform:rotate(-3deg);box-shadow:0 10px 30px #38544208}.calendar-label{display:flex;align-items:center;gap:11px;font-size:12px;font-weight:600}.calendar-icon{font-size:15px;border:2px solid #6c9180;line-height:26px;width:29px;text-align:center;border-radius:5px;border-top-width:7px}.calendar-event{display:flex;flex-direction:column;gap:8px;border-radius:8px;padding:20px;margin-top:23px;background:#ffebe5;border-left:3px solid var(--coral);color:#903f30}.calendar-event small{font-size:11px}.calendar-event strong{font-size:18px}.calendar-visual p{font-size:11px;text-align:center;color:#63766c}.calendar-visual>.example-label{display:block;text-align:right;margin-top:12px}.faq-section{padding-block:86px}.faq-list{border-top:1px solid var(--line)}.faq-list details{border-bottom:1px solid var(--line)}.faq-list summary{min-height:72px;list-style:none;display:flex;gap:16px;align-items:center;justify-content:space-between;font-size:14px;font-weight:600;cursor:pointer;padding:18px 0;line-height:1.8}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary span{font-weight:400;font-size:20px;color:#75817b}.faq-list details[open] summary span{transform:rotate(45deg)}.faq-list details p{padding:0 42px 24px 0;font-size:13px;color:var(--muted);max-width:820px}.closing{background:#fcf0e9;border-radius:24px;text-align:center;padding:58px 20px;margin-bottom:76px}.closing img{width:56px;height:56px}.closing h2{margin:18px 0 24px;font-size:30px}.closing p{font-size:10px;color:var(--muted);margin-top:14px}.footer{border-top:1px solid var(--line);padding-block:36px 30px;display:grid;grid-template-columns:1fr 1fr;gap:26px}.footer p{font-size:11px;color:var(--muted);margin-top:9px}.footer nav{display:flex;flex-wrap:wrap;justify-content:end;align-content:start;gap:0 24px;font-size:11px}.footer nav a{min-height:44px;display:flex;align-items:center}.footer>small{grid-column:1/-1;font-size:10px;color:#747b77}.mobile-only{display:none}.article{padding-block:24px 80px}.breadcrumb{font-size:11px;color:var(--muted);display:inline-flex;min-height:44px;align-items:center;margin-bottom:30px}.breadcrumb:before{content:"←";padding-right:10px}.article>.eyebrow{margin-bottom:14px}.article h1{font-size:clamp(29px,4vw,46px);line-height:1.65;letter-spacing:-.035em}.article-lead{font-size:16px;margin-top:18px;color:var(--muted)}.article>.steps{margin-bottom:44px}.guide-block{display:grid;grid-template-columns:52px 1fr;gap:24px;border-top:1px solid var(--line);padding:30px 0;max-width:820px}.guide-block>.step-no{padding-top:8px}.guide-block h2{font-size:23px}.guide-block p{font-size:14px;margin-top:10px;color:var(--muted)}.article-action{display:flex;align-items:center;gap:24px;flex-wrap:wrap;margin:36px 0 70px}.article>.cases-grid{margin-top:30px}.narrow{max-width:800px;min-height:60vh}.narrow>.faq-list{margin-top:40px}#google .faq-list{border-top:0}#google{scroll-margin-top:20px}.case-page-hero{display:grid;grid-template-columns:1.5fr 1fr;gap:60px;align-items:center;margin-bottom:62px}.case-page-hero h1{margin-top:10px}.case-page-hero .button{margin-top:24px}.case-page-hero .case-art{height:280px;border-radius:120px 120px 18px 18px}.case-page-hero .case-art svg{height:110px;width:110px}.article-columns{display:grid;grid-template-columns:1.7fr 1fr;gap:76px}.article-columns h2{font-size:25px}.article-columns p{font-size:14px;color:var(--muted);margin-top:20px;line-height:2.1}.checklist{list-style:none;padding:0;margin:30px 0}.checklist li{display:flex;align-items:center;gap:13px;line-height:1.7;padding:18px 0;border-bottom:1px solid var(--line);font-size:14px}.checklist li>span{display:flex;align-items:center;justify-content:center;background:#eef4f0;color:var(--green);border-radius:50%;width:28px;height:28px;flex-shrink:0}.checklist svg{width:17px;height:17px}.tip{background:var(--cream);border-radius:18px;padding:30px;align-self:start}.tip h2{margin-top:12px}.tip p{font-size:13px}.tip .text-link{margin-top:18px}.article-more{margin:46px 0;background:#fcf0e9;border-radius:20px;padding:36px}.article-more h2{font-size:24px}.article-more p{font-size:13px;color:var(--muted);margin:16px 0 22px}@media(min-width:1500px){.hero{padding-top:70px;padding-bottom:120px}}@media(max-width:900px){.wrap{width:calc(100% - 40px)}.header{height:86px}.header nav{gap:18px}.hero{gap:16px}.hero-art{padding:68px 16px 24px}.task-preview{padding:18px}.floating-note{right:-6px;font-size:10px}.hero h1{font-size:43px}.preview-heading>strong{font-size:18px}.preview-tasks strong{font-size:11px}.mini-tag{display:none}.benefits{gap:24px}.benefits h3{font-size:15px}.case-body{padding:20px 16px}.case-body h3{font-size:16px}.calendar-section{gap:35px;padding:40px}.article-columns{gap:30px}}@media(max-width:650px){.wrap{width:calc(100% - 40px)}.header{height:78px;gap:10px}.brand{font-size:18px;gap:6px}.brand img{width:29px;height:29px}.header nav>a:not(.open-app){display:none}.header nav{font-size:11px;gap:0}.open-app{gap:6px;border-bottom:0}.open-app svg{width:17px;height:17px}.hero{display:flex;flex-direction:column;align-items:stretch;padding-top:28px;padding-bottom:56px;gap:28px}.hero-copy{padding-inline:7px}.hero .eyebrow{font-size:11px}.hero h1{font-size:clamp(39px,10vw,49px);line-height:1.55;margin:18px 0}.hero-description{font-size:13px;line-height:2;margin-bottom:24px}.hero .button{width:100%;min-height:55px;justify-content:space-between;padding-inline:25px}.hero .cta-note{font-size:10px;text-align:center}.hero-art{width:100%;margin:12px 0 0;padding:70px 23px 25px;border-radius:44% 44% 15px 15px}.art-word{font-size:53px;top:0;left:26px}.art-star{font-size:43px;top:10px;right:16px}.task-preview{padding:22px 18px;border-radius:14px}.preview-top{margin-bottom:12px}.preview-heading>strong{font-size:21px}.preview-progress{margin:18px 0 8px}.preview-tasks li{padding:15px 0}.preview-tasks strong{font-size:12px}.mini-tag{display:inline}.floating-note{font-size:10px;top:46px;right:-2px;padding:11px}.intro{padding-block:48px 54px}.intro h2{font-size:27px;line-height:1.65}.mobile-only{display:block}.benefits{grid-template-columns:1fr;gap:25px;margin-top:28px}.benefits>div{border-bottom:1px solid var(--line);padding-bottom:25px}.benefits>div:last-child{border:0;padding:0}.benefits h3{font-size:19px;margin-top:9px}.benefits p{font-size:12px;margin-top:9px}.benefit-symbol{font-size:10px}.occasions{padding:48px 0}.section-heading{align-items:start;flex-wrap:wrap;gap:12px;margin-bottom:25px}.section-heading h2{font-size:26px}.section-heading>p{font-size:12px}.cases-grid{grid-template-columns:1fr;gap:20px}.case-card{display:grid;grid-template-columns:100px 1fr;border-radius:12px}.case-art{height:auto;min-height:198px}.case-art>svg{width:62px;height:62px}.case-art:before{width:105px;height:105px}.case-dot{right:16px;top:40px;width:12px;height:12px}.case-body{padding:20px 16px}.case-body h3{font-size:17px;margin:6px 0 8px}.case-body .eyebrow{font-size:10px}.case-body p{font-size:11px;margin-bottom:7px}.case-body .text-link{font-size:11px;gap:7px}.how{padding-block:50px}.steps{grid-template-columns:1fr;gap:23px;margin-top:30px}.steps li{display:grid;grid-template-columns:35px 1fr;gap:4px 12px;padding-top:22px}.steps .step-no{grid-row:1/3;padding-top:5px}.steps h3{margin:0;font-size:20px}.steps p{font-size:12px;margin-top:5px}.steps p br{display:none}.calendar-section{display:flex;flex-direction:column;gap:30px;border-radius:18px;padding:32px 25px;align-items:stretch}.calendar-visual{max-width:310px;width:100%;align-self:center;padding:22px}.calendar-section h2{font-size:30px}.calendar-section p{font-size:12px}.calendar-section .muted{font-size:10px}.faq-section{padding-block:52px}.faq-section .section-heading{display:block}.faq-section .text-link{margin-top:8px}.faq-list summary{font-size:12px;min-height:69px;gap:18px}.faq-list details p{font-size:12px;padding-right:16px}.closing{padding:36px 20px;margin-bottom:40px;border-radius:18px}.closing h2{font-size:25px;line-height:1.65}.closing .button{width:100%;font-size:13px;gap:20px}.closing p{font-size:9px}.closing img{width:47px;height:47px}.footer{display:flex;flex-direction:column;gap:21px;padding-top:26px}.footer nav{justify-content:start;gap:0 23px}.footer p{font-size:10px}.footer>small{font-size:9px}.article{padding-block:12px 50px}.breadcrumb{margin-bottom:22px}.article h1{font-size:29px}.article-lead{font-size:13px}.article .steps{margin-top:28px}.guide-block{grid-template-columns:28px 1fr;gap:14px;padding-block:24px}.guide-block h2{font-size:19px}.guide-block p{font-size:12px}.article-action{margin-bottom:42px}.article-action .button{width:100%}.case-page-hero{display:flex;flex-direction:column;gap:28px;align-items:stretch;margin-bottom:38px}.case-page-hero h1{font-size:32px}.case-page-hero .case-art{height:160px;min-height:0;border-radius:18px}.case-page-hero .button{width:100%;gap:20px}.article-columns{display:flex;flex-direction:column;gap:20px}.article-columns h2{font-size:22px}.article-columns p{font-size:12px}.checklist li{font-size:12px;padding:16px 0}.tip{padding:25px;width:100%}.tip h2 br{display:none}.article-more{padding:25px;margin-block:32px}.article-more h2{font-size:22px}.article-more p{font-size:12px}.article-more .button{font-size:12px;gap:14px;width:100%}.narrow>.faq-list{margin-top:26px}}@media(max-width:360px){.wrap{width:calc(100% - 32px)}.hero-copy{padding-inline:0}.brand{font-size:16px}.brand img{width:26px;height:26px}.header nav{font-size:10px}.hero h1{font-size:38px}.hero-art{padding-inline:15px}.preview-heading>strong{font-size:18px}.preview-tasks strong{font-size:11px}.mini-tag{display:none}.case-card{grid-template-columns:80px 1fr}.case-body{padding:17px 13px}.case-body h3{font-size:15px}.calendar-section{padding:26px 20px}.closing{padding-inline:17px}.closing p{font-size:9px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}.button:hover,.case-card:hover{transform:none}}