.ie-body{background:#fff;color:#214452}
.ie-body .brand{gap:13px;flex-shrink:0}
.ie-body .brand-symbol{width:52px;flex:none}
.ie-body .brand-symbol img{display:block;width:100%;height:auto}
.ie-body .brand-sub{display:block;font-size:12px;letter-spacing:.04em;margin-bottom:2px;color:#203c4a}
.ie-body .brand-name{display:block;font-size:23px;letter-spacing:.055em;line-height:1.4;color:#203c4a}
.ie-body .brand-name>span{display:block;font-size:13px;letter-spacing:.1em;margin-top:3px}
.ie-body .header-inner{padding-top:17px;padding-bottom:0}
.ie-header-right{display:flex;flex-direction:column;gap:12px;align-items:flex-end}
.ie-header-right .utility{display:flex;align-items:center;gap:24px;color:#203c4a}
.ie-header-right .phone{font-size:25px;line-height:1.2;letter-spacing:.015em;white-space:nowrap}
.ie-header-right .phone>span{font-size:12px;margin-right:8px}
.ie-header-right .utility-link{font-size:14px}
.ie-header-right .button{display:inline-flex;align-items:center;gap:18px;min-height:44px;padding:11px 22px;border-radius:999px;background:#0278c7;color:#fff;font-size:14px;line-height:1.5;text-decoration:none}
.ie-header-right .home-arrow-circle{display:grid;place-items:center;width:28px;height:28px;background:#fff;border-radius:50%;color:#1b3a5b;flex:none}
.ie-header-right .home-arrow-circle svg{width:17px;height:17px;display:block}
.ie-header-right .button:is(:hover,:focus-visible,:active){background:#fff;color:#1b3a5b;box-shadow:inset 0 0 0 1px #1b3a5b}
.ie-header-right .button{transition:background-color .25s,color .25s}
.ie-header-right .nav{gap:22px}
.ie-header-right .nav a{position:relative;display:block;padding:8px 0 17px;border-radius:0;color:#233940;text-decoration:none}
.ie-header-right .nav a::after{content:"";position:absolute;bottom:0;left:0;right:0;height:3px;background:#0278c7;transform:scaleX(0);transition:transform .25s}
.ie-header-right .nav a:is(:hover,:focus-visible){background:transparent;color:#0278c7;text-decoration:none}
.ie-header-right .nav a:is(:hover,:focus-visible)::after{transform:scaleX(1)}
.ie-header-right .nav a[aria-current=page]{color:#0278c7}
.ie-header-right .nav a[aria-current=page]::after{transform:scaleX(1)}
@media(max-width:920px){.ie-header-right .nav{gap:0}.ie-header-right .nav a{border-radius:0}.ie-header-right .nav a::after{display:none}}
@media(max-width:1100px){.ie-header-right{display:contents}.ie-header-right .utility{display:none}.ie-body .header-inner{padding-top:6px;padding-bottom:6px}.ie-header-right .nav a{padding:12px}}
@media(max-width:767px){.ie-body .brand{gap:9px}.ie-body .brand-symbol{width:34px}.ie-body .brand-sub{font-size:9px}.ie-body .brand-name{font-size:18px}.ie-body .brand-name>span{font-size:10px}.ie-body .header-inner{gap:8px;padding-inline:16px}.ie-body .nav-toggle{padding:8px}}
@media(max-width:370px){.ie-body .brand-sub{display:none}.ie-body .brand-name{font-size:16px}.ie-body .brand-symbol{width:28px}}
.ie-container{width:min(1120px,calc(100% - 64px));margin-inline:auto}
.ie-hero{background:#f0f5f3;padding:56px 0 48px;overflow:hidden}
.ie-hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:32px;align-items:center}
.ie-badge{display:inline-block;background:#efe0b5;color:#4e452a;border-radius:6px;padding:6px 13px;font-size:14px}
.ie-eyebrow{margin:20px 0 9px;color:#517775;font-size:14px}
.ie-hero h1{font-size:clamp(28px,3.3vw,44px);line-height:1.5;color:#1b3a5b;letter-spacing:.025em}
.ie-hero h1 span{color:#087ba0;font-size:.78em}
.ie-hero h1{margin-bottom:24px}
.ie-hero-lead{font-size:16px;line-height:1.95;margin:19px 0 25px;color:#48616a}
.ie-button{display:inline-flex;justify-content:space-between;align-items:center;gap:24px;background:#1b3a5b;color:#fff;padding:16px 23px;border-radius:999px;min-height:54px;font-size:15px;text-decoration:none}
.ie-button:hover,.ie-button:focus-visible,.ie-button:active{background:#fff;color:#1b3a5b;text-decoration:none;box-shadow:inset 0 0 0 1px #1b3a5b}
.ie-button-arrow{display:grid;place-items:center;width:28px;height:28px;flex:none;border-radius:50%;background:#fff;color:#1b3a5b}
.ie-button-arrow svg{display:block;width:17px;height:17px}
.ie-hero-figure{margin:0;position:relative}
.ie-hero-figure img{width:100%;height:auto;display:block}
.ie-hero-figure figcaption{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;font-size:13px;color:#34646d}
.ie-hero-figure figcaption span{background:#fff;padding:5px 11px;border-radius:99px}
.ie-body .ikusei-index{margin:0;overflow-x:auto;overflow-y:hidden;scrollbar-width:thin}
.ie-body .ikusei-index a{font-size:14px;color:#6b7779}
.ie-body .ikusei-index a[aria-current=location],.ie-body .ikusei-index a:hover{color:#167c8d}
.ie-body .ikusei-index a::after{background:#167c8d}
.ie-section{padding:68px 0;scroll-margin-top:130px}
.ie-heading{margin-bottom:30px}
.ie-heading>span{display:block;font-size:14px;color:#21828d;margin-bottom:7px}
.ie-heading h2{font-size:clamp(24px,2.6vw,32px);line-height:1.6;color:#1b3a5b}
.ie-heading>p{margin-top:10px;font-size:16px;color:#536b72}
.ie-icon{width:48px;height:48px;flex:none;display:block}
.ie-flow{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px;counter-reset:none}
.ie-flow li{position:relative;padding:28px 26px 25px;border:1px solid #dce8e7;border-radius:16px;background:#f6f9f8}
.ie-flow li:not(:last-child)::after{content:"→";position:absolute;right:-23px;top:46%;z-index:1;color:#91a9a4;font-size:24px}
.ie-flow li:last-child{background:#eef4f7;border-color:#bad1dd}
.ie-flow-picture{width:112px;height:96px;position:relative;display:grid;place-items:center;background:#e2eeeb;border-radius:50%;margin-bottom:22px;color:#347181}
.ie-flow-picture .ie-icon{width:62px;height:62px}
.ie-step{position:absolute;bottom:0;right:0;background:#1b3a5b;color:#fff;border-radius:50%;width:28px;height:28px;display:grid;place-items:center;font-size:14px}
.ie-pill{font-size:13px;color:#54717a}
.ie-flow h3{font-size:19px;margin:8px 0;color:#214d65}
.ie-flow p{font-size:15px;line-height:1.85;color:#5a6e76}
.ie-small-note{font-size:13px;color:#667881;margin-top:17px}
.ie-source-link{display:inline-block;font-size:13px;margin-top:6px;color:#366c83;text-decoration:underline;text-underline-offset:3px}
.ie-mobile{display:none}
.ie-change-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.ie-change{padding:26px 28px;border:1px solid #e2e8e6;border-radius:16px;background:#fff}
.ie-card-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:15px;color:#327e8f}
.ie-card-top .ie-icon{width:55px;height:55px;padding:8px;background:#edf4f2;border-radius:12px}
.ie-number{font-size:22px;color:#ab8b46;letter-spacing:.05em}
.ie-change h3{font-size:22px;color:#1b3a5b;margin-bottom:9px}
.ie-change>p{font-size:16px;color:#536871;line-height:1.85;min-height:3.7em}
.ie-action{padding:14px 17px;margin-top:20px;border-radius:8px;background:#f6f2e8;color:#605538;font-size:15px;line-height:1.8}
.ie-action>span{display:block;font-size:12px;color:#9a7f40;margin-bottom:3px}
.ie-notice{padding:15px 18px;border-left:3px solid #c5ab66;background:#faf8f1;font-size:14px;color:#716445;margin-top:20px}
.ie-source-row{font-size:12px;color:#708087;margin-top:15px}
.ie-source-row a{color:#547781;text-decoration:underline;text-underline-offset:3px}
.ie-prepare{border-top:1px solid #e3ebe8}
.ie-prep-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 28px;list-style:none}
.ie-prep-grid li{display:flex;gap:19px;border-bottom:1px solid #dde7e4;padding:17px 0 25px;align-items:flex-start}
.ie-prep-grid .ie-icon{width:55px;height:55px;padding:10px;background:#eef4f2;border-radius:12px;color:#377c8d}
.ie-prep-grid h3{font-size:20px;color:#214d65;margin-bottom:5px}
.ie-prep-grid p{font-size:15px;color:#5a6e76;line-height:1.85}
.ie-start-note{margin-top:28px;padding:19px 22px;background:#f1f6f5;border-radius:10px;font-size:14px;color:#3f6971}
.ie-start-note a{display:inline-block;margin-top:5px;font-size:13px;text-decoration:underline;text-underline-offset:3px}
.ie-support{display:grid;grid-template-columns:1fr 1fr;gap:58px;background:#1b3a5b;color:#fff;padding:43px 45px;border-radius:20px;margin:8px 0 0}
.ie-support-label{color:#ead5a1;font-size:14px}
.ie-support h2{color:#fff;font-size:31px;line-height:1.6;margin:10px 0 17px}
.ie-support>div>p{font-size:15px;line-height:1.9;color:#dce6ed}
.ie-button-gold{background:#e7cd91;color:#243f55;margin-top:24px;font-size:14px}
.ie-button-gold:hover,.ie-button-gold:focus-visible,.ie-button-gold:active{background:#fff;color:#1b3a5b;box-shadow:inset 0 0 0 1px #1b3a5b}
.ie-support ul{list-style:none}
.ie-support li{display:flex;gap:19px;padding:18px 0;border-bottom:1px solid #ffffff30}
.ie-support li>span{color:#e7cd91;font-size:19px}
.ie-support li h3{font-size:19px;margin-bottom:4px;color:#fff}
.ie-support li p{font-size:14px;color:#cfdee7}
.ie-faq-item{border-bottom:1px solid #dce6e3;padding:0 4px}
.ie-faq-item:first-child{border-top:1px solid #dce6e3}
.ie-faq-item summary{font-size:18px;color:#214d65;cursor:pointer;padding:22px 30px 22px 0;position:relative;list-style:none}
.ie-faq-item summary::-webkit-details-marker{display:none}
.ie-faq-item summary::after{content:"＋";position:absolute;right:3px;top:20px;color:#38798a}
.ie-faq-item[open] summary::after{content:"−"}
.ie-faq-item>div{padding:0 22px 23px 0;font-size:16px;line-height:1.95;color:#536b72}
.ie-update{padding:24px 0 43px;border-top:1px solid #e3e9e6;font-size:12px;line-height:1.9;color:#74848a}
.ie-update a{display:inline-block;margin-top:8px;color:#557983;text-decoration:underline}
.ie-language{margin-top:28px;padding:30px;border:1px solid #c6dbd9;border-radius:16px;background:#f1f7f5}
.ie-language>.ie-support-label{color:#337c86}
.ie-language h3{font-size:24px;line-height:1.6;margin:8px 0 20px;color:#1b3a5b}
.ie-language-compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;font-size:15px;line-height:1.85}
.ie-language-compare span{display:block;color:#217588;margin-bottom:5px}
.ie-language-compare small{font-size:12px;color:#61757c}
.ie-language-steps{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:22px}
.ie-language-steps li{padding:20px;background:white;border-radius:10px}
.ie-language-steps span{display:block;font-size:13px;color:#5a747b}
.ie-language-steps strong{display:block;font-size:27px;color:#217588;margin:5px 0}
.ie-language-steps p{font-size:14px;line-height:1.8;color:#48616a}
.ie-advantage{margin-top:28px;padding:38px;border-radius:18px;background:#1b3a5b;color:#fff;scroll-margin-top:32px}
.ie-advantage-head{display:grid;grid-template-columns:minmax(0,1fr) 165px;align-items:center;gap:32px}
.ie-advantage-label{display:inline-block;padding:6px 14px;border-radius:99px;background:#e7cd91;color:#1b3a5b;font-size:14px;font-weight:700}
.ie-advantage h3{margin:15px 0;font-size:clamp(25px,2.5vw,32px);line-height:1.6;color:#fff;font-weight:700}
.ie-advantage-policy{font-size:17px;line-height:1.9;color:#e1eaf0}
.ie-advantage-policy strong{color:#f0d899;font-weight:700}
.ie-advantage-badge{display:flex;flex-direction:column;align-items:center;padding:20px 10px;border:1px solid #e7cd91;border-radius:16px;background:#284867;color:#f0d899}
.ie-advantage-badge svg{width:42px;height:42px;margin-bottom:8px}
.ie-advantage-badge span{font-size:12px}
.ie-advantage-badge strong{font-size:42px;line-height:1.3;font-weight:700}
.ie-advantage-intro{margin-top:24px;font-size:15px;line-height:1.9;color:#e1eaf0}
.ie-advantage-benefits{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:22px}
.ie-advantage-benefits li{padding:22px 18px;border:1px solid #6a8095;border-radius:12px;background:#fff;color:#1b3a5b}
.ie-advantage-benefits .ie-icon{width:40px;height:40px;color:#a47d2a;margin-bottom:12px}
.ie-advantage-benefits h4{font-size:18px;line-height:1.6;color:#1b3a5b;font-weight:700;margin-bottom:8px}
.ie-advantage-benefits p{font-size:14px;line-height:1.85;color:#48616a}
.ie-advantage-note{margin-top:20px;font-size:12px;line-height:1.9;color:#d5e1ea}
.ie-advantage-source{display:inline-block;margin-top:8px;font-size:12px;color:#f0d899;text-decoration:underline;text-underline-offset:4px}
@media(hover:hover) and (pointer:fine){.ie-language-steps li,.ie-advantage-benefits li{transition:transform .2s ease,box-shadow .2s ease}.ie-language-steps li:hover,.ie-advantage-benefits li:hover{transform:translateY(-3px);box-shadow:0 5px 14px #1b3a5b18,inset 0 0 0 1px #c9a452}}
@media(prefers-reduced-motion:reduce){.ie-language-steps li,.ie-advantage-benefits li{transition:none!important;transform:none!important}}
@media(max-width:900px){.ie-advantage{padding:30px}.ie-advantage-head{grid-template-columns:minmax(0,1fr) 140px;gap:24px}.ie-advantage-benefits{gap:12px}.ie-advantage-benefits li{padding:20px 15px}.ie-advantage-benefits h4{font-size:17px}}
@media(max-width:767px){.ie-advantage{padding:24px 20px;border-radius:14px;scroll-margin-top:24px}.ie-advantage-head{grid-template-columns:1fr;gap:18px}.ie-advantage h3{font-size:24px}.ie-advantage-policy{font-size:16px}.ie-advantage-badge{display:grid;grid-template-columns:40px 1fr auto;gap:12px;padding:14px 16px}.ie-advantage-badge svg{width:36px;height:36px;margin:0}.ie-advantage-badge span{font-size:13px}.ie-advantage-badge strong{font-size:30px}.ie-advantage-intro{font-size:14px;margin-top:20px}.ie-advantage-benefits{grid-template-columns:1fr;gap:12px}.ie-advantage-benefits li{padding:18px 18px 18px 72px;position:relative}.ie-advantage-benefits .ie-icon{position:absolute;left:18px;top:19px;width:35px;height:35px;margin:0}.ie-advantage-benefits h4{font-size:17px}.ie-advantage-benefits p br{display:none}}
@media(max-width:767px){.ie-language{padding:22px}.ie-language h3{font-size:21px}.ie-language-compare,.ie-language-steps{grid-template-columns:1fr;gap:15px}.ie-language-steps li{padding:16px 20px}.ie-language-steps strong{font-size:24px}}
.ie-body a:focus-visible,.ie-body summary:focus-visible{outline:3px solid #087ba0;outline-offset:4px}
@media(max-width:900px){.ie-hero-grid{grid-template-columns:1fr 1fr;gap:12px}.ie-support{gap:30px;padding:35px 30px}.ie-change{padding:23px}.ie-change h3{font-size:20px}.ie-flow li{padding:22px 18px}.ie-flow h3{font-size:18px}}
@media(max-width:767px){.ie-container{width:calc(100% - 36px)}.ie-hero{padding:32px 0 25px}.ie-hero-grid{grid-template-columns:1fr;gap:18px}.ie-hero h1{font-size:33px}.ie-hero h1 span{font-size:.76em}.ie-hero-lead{font-size:15px;margin:16px 0 20px}.ie-hero-figure{max-width:370px;margin:auto;width:100%}.ie-hero-figure figcaption{font-size:11px;gap:6px}.ie-hero-figure figcaption span{padding:4px 9px}.ie-eyebrow{margin-top:16px}.ie-badge{font-size:12px}.ie-button{font-size:14px;gap:16px;padding:14px 20px}.ie-body .ikusei-index a{font-size:13px;padding:14px 15px}.ie-section{padding:43px 0;scroll-margin-top:100px}.ie-heading{margin-bottom:23px}.ie-heading h2{font-size:25px}.ie-heading>span{font-size:13px}.ie-heading>p{font-size:15px}.ie-mobile{display:block}.ie-flow{grid-template-columns:1fr;gap:24px}.ie-flow li{padding:22px 20px 22px 130px;min-height:164px}.ie-flow-picture{position:absolute;left:17px;top:28px;width:93px;height:89px}.ie-flow-picture .ie-icon{width:52px;height:52px}.ie-flow li:not(:last-child)::after{content:"↓";right:50%;top:auto;bottom:-26px}.ie-flow h3{font-size:18px}.ie-flow p{font-size:14px}.ie-pill{font-size:12px}.ie-change-grid{grid-template-columns:1fr;gap:16px}.ie-change{padding:22px}.ie-change>p{min-height:0;font-size:15px}.ie-action{font-size:14px;margin-top:16px}.ie-prep-grid{grid-template-columns:1fr;gap:0}.ie-prep-grid h3{font-size:19px}.ie-prep-grid p{font-size:14px}.ie-prep-grid li{padding-bottom:20px;gap:16px}.ie-support{grid-template-columns:1fr;padding:29px 24px;gap:21px;margin-top:5px}.ie-support h2{font-size:28px}.ie-support>div>p{font-size:14px}.ie-support li h3{font-size:18px}.ie-faq-item summary{font-size:17px;padding-block:19px}.ie-faq-item>div{font-size:15px}.ie-start-note{font-size:13px;padding:17px}.ie-notice{font-size:13px}.ie-source-row{font-size:11px}}
@media(max-width:370px){.ie-hero h1{font-size:29px}.ie-flow li{padding-left:112px}.ie-flow-picture{width:78px;height:78px}.ie-flow h3{font-size:16px}.ie-flow-picture .ie-icon{width:45px;height:45px}}