@font-face{font-family:"Tobise Sans";src:url("/fonts/noto-sans-jp-vf.woff2") format("woff2");font-weight:100 900;font-display:swap}
/* Supplied official artwork: hide only the surrounding white margin. */
.p4-official-logo{position:relative;display:inline-block;flex:none;width:48px;aspect-ratio:430/530;overflow:hidden;background:#fff}
.p4-official-logo img{position:absolute;width:297.674%;max-width:none;height:auto;left:-98.837%;top:-60%}
.p4-footer-brand{display:flex;align-items:center;gap:14px}
@media(max-width:760px){.p4-official-logo{width:40px}}
.p4{--p4-navy:#0b2c5a;--p4-deep:#071f40;--p4-orange:#e8621a;--p4-gray:#f2f4f7;--p4-ink:#152238;--p4-line:#d9dfe7;margin:0;color:var(--p4-ink);background:#fff;font-family:"Tobise Sans","Yu Gothic",sans-serif;line-height:1.85;overflow-x:hidden}
.p4 *{box-sizing:border-box}.p4 h1,.p4 h2,.p4 h3{font-family:"Tobise Sans",sans-serif;font-weight:760;letter-spacing:.015em}.p4 h2{font-size:clamp(2rem,3vw,2.5rem);line-height:1.35}.p4 h3{font-size:clamp(1.2rem,1.55vw,1.5rem)}.p4 :focus-visible{outline:3px solid #2e5d91;outline-offset:4px}.p4 .reveal{opacity:1;transform:none}.p4.motion-ready .reveal{opacity:0;transform:translate3d(0,30px,0);transition:opacity .78s ease-out,transform .86s cubic-bezier(.16,.78,.24,1);transition-delay:var(--reveal-delay,0ms)}.p4.motion-ready .reveal.is-visible{opacity:1;transform:translate3d(0,0,0)}

.p4-header{position:sticky;z-index:80;top:0;display:grid;grid-template-columns:auto 1fr auto;align-items:center;min-height:86px;padding:0 clamp(18px,3.2vw,54px);color:var(--p4-navy);background:rgba(255,255,255,.94);border-bottom:1px solid rgba(11,44,90,.1);box-shadow:0 8px 30px rgba(7,31,64,.04);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.p4-logo{display:flex;align-items:center;gap:12px;font-size:1rem;font-weight:750;line-height:1.3}.p4-logo-mark{display:grid;place-items:center;width:42px;height:42px;color:#fff;background:linear-gradient(145deg,var(--p4-navy),#164c84);font-size:1.15rem;box-shadow:0 7px 18px rgba(11,44,90,.18)}.p4-logo small{display:block;margin-top:3px;color:#66768c;font-size:.8125rem;font-weight:600;letter-spacing:.15em}.p4-header>nav{display:flex;justify-content:center;gap:clamp(7px,1.15vw,20px);padding:0 12px}.p4-header>nav a{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:58px;padding:0 4px;white-space:nowrap;transition:color .25s ease}.p4-header>nav a::after{content:"";position:absolute;right:50%;bottom:3px;left:50%;height:2px;background:var(--p4-orange);transition:right .28s ease,left .28s ease}.p4-header>nav a:hover::after,.p4-header>nav a[aria-current="page"]::after{right:4px;left:4px}.p4-header>nav a small{color:#8390a2;font-size:.8125rem;font-weight:800;letter-spacing:.12em}.p4-header>nav a span{margin-top:2px;font-size:1rem;font-weight:720}.p4-header>nav a:hover,.p4-header>nav a[aria-current="page"]{color:var(--p4-orange)}.p4-header-cta{display:flex;align-items:center;gap:20px;min-height:52px;padding:0 19px;color:#fff;background:var(--p4-navy);border-left:3px solid var(--p4-orange);font-size:1rem;font-weight:750;box-shadow:0 8px 22px rgba(11,44,90,.15);transition:background .2s ease,transform .2s ease}.p4-header-cta:hover{background:#164c84;transform:translateY(-2px)}.p4-menu{display:none}.p4-menu summary{list-style:none}.p4-menu summary::-webkit-details-marker{display:none}

.p4-hero{position:relative;height:calc(100svh - 86px);min-height:700px;max-height:960px;overflow:hidden;color:#fff;background:var(--p4-deep)}.p4-hero-image{position:absolute;inset:-7% 0;width:100%;height:114%;object-fit:cover;object-position:center 55%;transform:scale(1.04);transform-origin:center center}.p4-hero::after{content:"";position:absolute;z-index:1;inset:0;background:linear-gradient(90deg,rgba(5,24,49,.88),rgba(5,24,49,.5) 48%,rgba(5,24,49,.12) 78%),linear-gradient(0deg,rgba(5,24,49,.65),transparent 50%)}
.p4-hero-copy{position:absolute;z-index:2;left:clamp(20px,7vw,118px);bottom:clamp(92px,13vh,138px);width:min(720px,calc(100% - 40px))}.p4-eyebrow,.p4-section-head span,.p4-strengths-head>span,.p4-strength>span,.p4-recruit-panel>span,.p4-contact-head>span{font-size:.8125rem;font-weight:800;letter-spacing:.18em}.p4-eyebrow{color:#c6d4e4}.p4-hero-copy h1{margin-top:18px;font-size:clamp(2.7rem,3.7vw,3.25rem);line-height:1.35;text-shadow:0 3px 24px rgba(0,0,0,.24)}.p4-hero-lead{max-width:600px;margin-top:22px;color:rgba(255,255,255,.78);font-size:1rem}.p4-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}.p4-hero-actions a{display:flex;align-items:center;justify-content:space-between;gap:34px;min-width:190px;min-height:54px;padding:0 20px;border:1px solid rgba(255,255,255,.72);font-size:1rem;font-weight:750;transition:background .2s ease,border-color .2s ease,transform .2s ease}.p4-hero-actions a:first-child{color:var(--p4-deep);background:#fff;border-color:#fff}.p4-hero-actions a:last-child{background:rgba(6,29,59,.18);backdrop-filter:blur(6px)}.p4-hero-actions a:hover{color:#fff;background:var(--p4-orange);border-color:var(--p4-orange);transform:translateY(-2px)}.p4-scroll{position:absolute;z-index:3;right:clamp(20px,4vw,66px);bottom:32px;display:flex;align-items:center;gap:14px;font-size:.8125rem;font-weight:700;letter-spacing:.18em;writing-mode:vertical-rl}.p4-scroll i{display:block;width:1px;height:52px;background:rgba(255,255,255,.55)}

.p4-news{display:grid;grid-template-columns:220px 1fr auto;align-items:center;gap:36px;width:min(1220px,calc(100% - 44px));margin:0 auto;padding:30px 0;border-bottom:1px solid var(--p4-line)}.p4-news>div{display:flex;align-items:center;gap:18px}.p4-news span{color:#58708f;font-size:.8125rem;font-weight:800;letter-spacing:.16em}.p4-news h2{font-size:1.02rem}.p4-news p{font-size:1rem}.p4-news small{color:#778398;font-size:1rem}

.p4-section{position:relative;padding:clamp(92px,9vw,138px) clamp(20px,6vw,96px);overflow:hidden;isolation:isolate}.p4-section>:not(.p4-bg),.p4-strengths>:not(.p4-bg),.p4-recruit>:not(.p4-bg),.p4-contact>:not(.p4-bg){position:relative;z-index:1}.p4-section-head{display:grid;grid-template-columns:minmax(260px,.8fr) minmax(300px,.6fr);justify-content:space-between;gap:60px;align-items:end;max-width:1280px;margin:0 auto clamp(44px,6vw,72px)}.p4-section-head span{color:#58708f}.p4-section-head h2{margin-top:7px;color:var(--p4-navy)}.p4-section-head>p{justify-self:end;max-width:470px;color:#607086;font-size:1rem}

.p4-bg{position:absolute!important;z-index:0!important;top:0;right:0;bottom:auto;left:0;height:calc(145% + 45vh + 32px);pointer-events:none;background-position:center;background-size:cover;transform:translate3d(0,var(--parallax-y,0px),0) scale(1.02);transform-origin:center center}.p4-bg-business{background-image:linear-gradient(rgba(255,255,255,.8),rgba(255,255,255,.82)),url("/images/generated-v2/ishizue-road.webp")}.p4-bg-strengths{background-image:linear-gradient(rgba(6,31,64,.7),rgba(6,31,64,.78)),url("/images/generated-v2/ishizue-safety.webp")}.p4-bg-works{background-image:linear-gradient(rgba(242,244,247,.78),rgba(242,244,247,.81)),url("/images/generated-v2/ishizue-river.webp")}.p4-bg-recruit{background-image:linear-gradient(90deg,rgba(6,31,64,.82) 0,rgba(6,31,64,.64) 48%,rgba(6,31,64,.16) 82%),url("/images/generated-v2/ishizue-recruit.webp");background-position:center 42%}.p4-bg-company{background-image:linear-gradient(rgba(255,255,255,.8),rgba(255,255,255,.82)),url("/images/generated-v2/ishizue-hero.webp")}.p4-bg-contact{background-image:linear-gradient(rgba(242,244,247,.78),rgba(242,244,247,.81)),url("/images/generated-v2/ishizue-safety.webp")}

.p4-service-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;max-width:1280px;margin:auto}.p4-service{display:grid;grid-template-columns:.95fr 1.05fr;min-height:330px;background:#fff;border:1px solid rgba(11,44,90,.1);box-shadow:0 16px 44px rgba(11,44,90,.07);overflow:hidden}.p4-service-photo{min-height:300px;overflow:hidden;background:#dfe4e9}.p4-service-photo img{width:100%;height:100%;object-fit:cover;transform:scale(1.08);transform-origin:center center;transition:transform .85s ease}.p4-service:hover .p4-service-photo img{transform:scale(1.12)}.p4-service-copy{align-self:center;padding:clamp(26px,3vw,42px)}.p4-service-copy>span{color:#58708f;font-size:.8125rem;font-weight:800;letter-spacing:.16em}.p4-service-copy h3{margin-top:8px;color:var(--p4-navy)}.p4-service-copy p{margin-top:14px;color:#637187;font-size:1rem}.p4-service-copy a{display:inline-flex;align-items:center;gap:18px;min-height:44px;margin-top:22px;color:var(--p4-navy);border-bottom:1px solid var(--p4-navy);font-size:1rem;font-weight:750}.p4-service-copy i{color:var(--p4-orange);font-style:normal}

.p4-strengths{position:relative;min-height:720px;padding:clamp(95px,10vw,150px) clamp(20px,6vw,96px);color:#fff;overflow:hidden;isolation:isolate;background:var(--p4-deep)}.p4-strengths-inner{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(50px,8vw,130px);align-items:end;max-width:1280px;margin:auto}.p4-strengths-head>span,.p4-strength>span{color:#b7c8dc}.p4-strengths-head h2{margin-top:12px}.p4-strengths-head>p{max-width:500px;margin-top:22px;color:rgba(255,255,255,.7);font-size:1rem}.p4-strength-grid{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.35);border-bottom:1px solid rgba(255,255,255,.35)}.p4-strength{min-height:270px;padding:30px 26px;border-left:1px solid rgba(255,255,255,.22)}.p4-strength:first-child{border-left:0}.p4-strength h3{margin-top:50px}.p4-strength p{margin-top:14px;color:rgba(255,255,255,.68);font-size:1rem}

.p4-works{background:var(--p4-gray)}.p4-works-grid{display:grid;grid-template-columns:1.15fr .85fr .85fr;gap:20px;max-width:1280px;margin:auto}.p4-work{background:#fff;border:1px solid rgba(11,44,90,.08);box-shadow:0 12px 38px rgba(11,44,90,.06)}.p4-work>div{height:340px;overflow:hidden}.p4-work:first-child>div{height:430px}.p4-work img{width:100%;height:100%;object-fit:cover;transform:scale(1.08);transition:transform .85s ease}.p4-work:hover img{transform:scale(1.12)}.p4-work figcaption{display:grid;grid-template-columns:1fr auto;gap:3px 20px;padding:20px 22px}.p4-work figcaption span{grid-column:1/-1;color:#58708f;font-size:.8125rem;font-weight:800;letter-spacing:.15em}.p4-work figcaption b{color:var(--p4-navy);font-size:1rem}.p4-work figcaption small{align-self:center;color:#7b8798;font-size:.8125rem}

.p4-recruit{position:relative;min-height:720px;padding:clamp(90px,10vw,145px) clamp(20px,6vw,96px);color:#fff;overflow:hidden;isolation:isolate;background:var(--p4-deep)}.p4-recruit-panel{width:min(660px,62%);padding:clamp(38px,5vw,68px);background:rgba(7,31,64,.82);border:1px solid rgba(255,255,255,.18);backdrop-filter:blur(10px)}.p4-recruit-panel>span{color:#b7c8dc}.p4-recruit-panel h2{margin-top:12px}.p4-recruit-panel>p{margin-top:20px;color:rgba(255,255,255,.72);font-size:1rem}.p4-recruit-panel ul{display:grid;grid-template-columns:1fr 1fr;gap:0 24px;margin-top:26px;border-top:1px solid rgba(255,255,255,.2)}.p4-recruit-panel li{padding:10px 0 10px 15px;position:relative;border-bottom:1px solid rgba(255,255,255,.14);font-size:1rem}.p4-recruit-panel li::before{content:"";position:absolute;left:0;top:1.45em;width:5px;height:5px;background:#9fb4cc}.p4-recruit-panel>a{display:flex;align-items:center;justify-content:space-between;max-width:330px;min-height:52px;margin-top:30px;padding:0 19px;color:#fff;background:var(--p4-orange);font-size:1rem;font-weight:750;transition:background .2s ease,transform .2s ease}.p4-recruit-panel>a:hover{background:#ff7430;transform:translateY(-2px)}

.p4-company-list{max-width:980px;margin-left:auto;margin-right:clamp(0px,5vw,90px);background:rgba(255,255,255,.86);border-top:2px solid var(--p4-navy)}.p4-company-list>div{display:grid;grid-template-columns:190px 1fr;padding:17px 8px;border-bottom:1px solid var(--p4-line)}.p4-company-list dt{color:#6b788b;font-size:1rem}.p4-company-list dd{font-size:1rem}
.p4-company-teaser{min-height:520px;display:grid;place-items:center}.p4-company-teaser-inner{width:min(900px,100%);padding:clamp(38px,6vw,74px);text-align:center;background:rgba(255,255,255,.9);border:1px solid rgba(11,44,90,.1);box-shadow:0 18px 50px rgba(11,44,90,.08)}.p4-company-teaser-inner>span,.p4-page-lead>span,.p4-page-cta span,.p4-form-heading>span,.p4-blog-heading span,.p4-blog-empty>span{color:#58708f;font-size:.8125rem;font-weight:800;letter-spacing:.18em}.p4-company-teaser-inner h2{margin-top:10px;color:var(--p4-navy)}.p4-company-teaser-inner>p{max-width:620px;margin:18px auto 0;color:#607086;font-size:1rem}.p4-teaser-actions{display:flex;justify-content:center;gap:12px;margin-top:30px}.p4-teaser-actions a,.p4-page-cta>a{display:flex;align-items:center;justify-content:space-between;gap:34px;min-width:220px;min-height:54px;padding:0 20px;color:#fff;background:var(--p4-navy);font-size:1rem;font-weight:750;transition:background .2s ease,transform .2s ease}.p4-teaser-actions a:last-child{background:var(--p4-orange)}.p4-teaser-actions a:hover,.p4-page-cta>a:hover{background:#163f71;transform:translateY(-2px)}

.p4-contact{position:relative;display:grid;grid-template-columns:.72fr 1.28fr;gap:clamp(45px,7vw,100px);padding:clamp(80px,9vw,125px) clamp(20px,6vw,96px);overflow:hidden;isolation:isolate;background:var(--p4-gray)}.p4-contact-head>span{color:#58708f}.p4-contact-head h2{margin-top:12px;color:var(--p4-navy)}.p4-contact-head>p{margin-top:18px;color:#65748a}.p4-contact-head>a{display:block;margin-top:34px;color:var(--p4-navy);font-size:clamp(2rem,3vw,2.5rem);font-weight:760;line-height:1}.p4-contact-head>small{display:block;margin-top:12px;color:#738196;font-size:1rem}.p4-contact-card{padding:clamp(26px,4vw,48px);background:rgba(255,255,255,.95);border:1px solid rgba(11,44,90,.09);box-shadow:0 18px 50px rgba(11,44,90,.08)}
.p4 .contact-form{display:grid;grid-template-columns:1fr 1fr;gap:20px 16px}.p4 .form-field{display:grid;gap:7px}.p4 .form-field-wide,.p4 .form-consent,.p4 .form-submit{grid-column:1/-1}.p4 .form-field label{font-size:1rem;font-weight:650}.p4 .form-field label span{margin-left:6px;color:#5d7390;font-size:.8125rem}.p4 .contact-form input,.p4 .contact-form select,.p4 .contact-form textarea{width:100%;min-height:50px;padding:11px 13px;color:var(--p4-ink);background:#f7f8fa;border:1px solid #d8dee7;border-radius:0;font:inherit}.p4 .contact-form textarea{resize:vertical}.p4 .form-consent{display:flex;gap:10px;align-items:flex-start;font-size:1rem}.p4 .form-consent input{width:18px;min-height:18px;margin-top:4px}.p4 .form-submit button{width:100%;min-height:58px;padding:0 20px;color:#fff;background:var(--p4-navy);border:0;font:750 1rem "Tobise Sans";cursor:pointer;transition:background .2s ease}.p4 .form-submit button:hover{background:var(--p4-orange)}.p4 .form-honeypot{position:absolute;left:-9999px}.p4 .form-status{margin-top:8px;font-size:1rem}
.p4-footer{display:grid;grid-template-columns:1fr 1fr auto;gap:24px;padding:29px clamp(20px,6vw,96px);color:rgba(255,255,255,.64);background:#061a36;font-size:1rem}.p4-footer b{color:#fff}

.p4-subpage{background:var(--p4-gray)}.p4-page-hero{position:relative;min-height:420px;display:flex;align-items:flex-end;padding:clamp(72px,9vw,120px) clamp(20px,7vw,112px);color:#fff;background-position:center;background-size:cover;isolation:isolate}.p4-page-hero::before{content:"";position:absolute;z-index:-1;inset:0;background:linear-gradient(90deg,rgba(5,24,49,.9),rgba(5,24,49,.43) 60%,rgba(5,24,49,.15))}.p4-page-hero-company{background-image:url("/images/generated-v2/ishizue-hero.webp")}.p4-page-hero-contact{background-image:url("/images/generated-v2/ishizue-safety.webp")}.p4-page-hero-blog{background-image:url("/images/generated-v2/ishizue-road.webp")}.p4-page-hero-inner{width:min(1200px,100%);margin:auto}.p4-page-hero h1{margin-top:10px;font-size:clamp(2.5rem,5vw,3.25rem);line-height:1.3}.p4-page-hero-inner>p:last-child{max-width:600px;margin-top:16px;color:rgba(255,255,255,.78);font-size:1rem}.p4-page-content{display:grid;grid-template-columns:.65fr 1.35fr;gap:clamp(48px,8vw,120px);width:min(1200px,calc(100% - 40px));margin:auto;padding:clamp(80px,9vw,130px) 0}.p4-page-lead h2{margin-top:10px;color:var(--p4-navy)}.p4-page-lead p{max-width:420px;margin-top:18px;color:#607086;font-size:1rem}.p4-page-content .p4-company-list{width:100%;margin:0;background:#fff}.p4-page-cta{display:flex;align-items:center;justify-content:space-between;gap:40px;padding:clamp(55px,7vw,86px) clamp(20px,7vw,112px);color:#fff;background:var(--p4-navy)}.p4-page-cta span{color:#b7c8dc}.p4-page-cta h2{margin-top:7px}.p4-page-cta p{margin-top:8px;color:rgba(255,255,255,.7);font-size:1rem}.p4-page-cta>a{flex:0 0 auto;color:var(--p4-navy);background:#fff}.p4-contact-page{background:var(--p4-gray)}.p4-form-heading{margin-bottom:30px;padding-bottom:24px;border-bottom:1px solid var(--p4-line)}.p4-form-heading h2{margin-top:7px;color:var(--p4-navy);font-size:clamp(1.45rem,2vw,1.8rem)}.p4-form-heading p{margin-top:8px;color:#65748a;font-size:1rem}

.p4-philosophy{display:grid;grid-template-columns:.45fr 1.55fr;gap:clamp(45px,8vw,130px);padding:clamp(90px,11vw,155px) max(20px,calc((100% - 1200px)/2));background:#fff}.p4-philosophy-label,.p4-greeting-copy>span,.p4-company-section-head span{color:#58708f;font-size:.8125rem;font-weight:800;letter-spacing:.18em}.p4-philosophy-label{display:flex;flex-direction:column;gap:4px;padding-top:10px}.p4-philosophy-label small,.p4-greeting-copy>small,.p4-company-section-head small{color:#7c899b;font-size:1rem;letter-spacing:.08em}.p4-philosophy-body{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(35px,6vw,90px)}.p4-philosophy-body h2{color:var(--p4-navy);font-size:clamp(2.2rem,4vw,3.25rem);line-height:1.45}.p4-philosophy-copy{padding-left:clamp(25px,4vw,60px);border-left:1px solid var(--p4-line)}.p4-philosophy-copy p{margin-top:20px;color:#56667c;font-size:1rem}.p4-philosophy-copy p:first-child{margin-top:0}.p4-philosophy-copy .p4-philosophy-lead{color:var(--p4-ink);font-size:1rem;font-weight:680}
.p4-purpose-grid{display:grid;grid-template-columns:1fr 1fr;background:var(--p4-deep)}.p4-purpose-grid article{min-height:620px;padding:clamp(65px,8vw,115px) clamp(28px,7vw,105px);color:#fff}.p4-purpose-grid article:first-child{background:linear-gradient(rgba(7,31,64,.86),rgba(7,31,64,.92)),url("/images/generated-v2/ishizue-safety.webp") center/cover}.p4-purpose-grid article:last-child{background:#0b2c5a}.p4-purpose-grid article>span{color:#9eb3cc;font-size:.8125rem;font-weight:800;letter-spacing:.18em}.p4-purpose-grid h2{margin-top:16px}.p4-purpose-grid p{max-width:560px;margin-top:22px;color:rgba(255,255,255,.7);font-size:1rem}
.p4-values{padding:clamp(85px,10vw,145px) max(20px,calc((100% - 1200px)/2));background:#edf1f5}.p4-values>header{display:grid;grid-template-columns:.45fr 1.75fr;gap:40px;align-items:end}.p4-values>header>div{display:flex;flex-direction:column}.p4-values>header span{color:#58708f;font-size:.8125rem;font-weight:800;letter-spacing:.18em}.p4-values>header small{color:#7c899b;font-size:1rem}.p4-values>header h2{color:var(--p4-navy)}.p4-value-list{display:grid;grid-template-columns:repeat(5,1fr);margin-top:60px;border-top:2px solid var(--p4-navy);border-bottom:1px solid #cbd3dd}.p4-value-list article{min-height:310px;padding:28px 22px;border-left:1px solid #cbd3dd}.p4-value-list article:first-child{border-left:0}.p4-value-list article>span{color:var(--p4-orange);font-size:1rem;font-weight:850}.p4-value-list h3{margin-top:45px;color:var(--p4-navy);font-size:1.03rem}.p4-value-list p{margin-top:15px;color:#607086;font-size:1rem}
.p4-greeting{display:grid;grid-template-columns:minmax(240px,340px) minmax(0,1fr);align-items:center;gap:clamp(40px,7vw,100px);width:min(1200px,calc(100% - 80px));margin:0 auto;padding:96px 0;background:#fff}.p4-greeting-photo{width:100%;max-width:340px;justify-self:center;overflow:hidden;background:#edf1f5}.p4-greeting-photo img{display:block;width:100%;height:auto}.p4-greeting-copy{align-self:center}.p4-greeting-copy>span,.p4-greeting-copy>small{display:block}.p4-greeting-copy h2{margin-top:20px;color:var(--p4-navy)}.p4-greeting-copy>p{max-width:620px;margin-top:22px;color:#5d6c80;font-size:1rem}.p4-greeting-sign{display:flex;align-items:end;gap:20px;margin-top:40px;padding-top:22px;border-top:1px solid var(--p4-line)}.p4-greeting-sign small{color:#728095;font-size:1rem}.p4-greeting-sign b{color:var(--p4-navy);font-size:1.15rem;letter-spacing:.1em}
.p4-company-business,.p4-engineers{padding:clamp(85px,10vw,145px) max(20px,calc((100% - 1200px)/2))}.p4-company-business{color:#fff;background:var(--p4-deep)}.p4-company-section-head{display:grid;grid-template-columns:.45fr 1.55fr;gap:45px;align-items:end}.p4-company-section-head>div{display:flex;flex-direction:column}.p4-company-section-head h2{color:inherit}.p4-company-business .p4-company-section-head span,.p4-company-business .p4-company-section-head small{color:#9eb3cc}.p4-company-business-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:55px}.p4-company-business-grid article{display:grid;grid-template-columns:.85fr 1.15fr;min-height:285px;background:#fff;color:var(--p4-ink);overflow:hidden}.p4-company-business-grid img{width:100%;height:100%;object-fit:cover}.p4-company-business-grid article>div{align-self:center;padding:32px}.p4-company-business-grid span{color:#73839a;font-size:.8125rem;font-weight:800;letter-spacing:.15em}.p4-company-business-grid h3{margin-top:7px;color:var(--p4-navy)}.p4-company-business-grid p{margin-top:12px;color:#637187;font-size:1rem}.p4-engineers{background:#fff}.p4-engineers .p4-company-section-head h2{color:var(--p4-navy)}.p4-engineer-list{display:grid;grid-template-columns:1fr 1fr;margin-top:55px;border-top:2px solid var(--p4-navy)}.p4-engineer-list>div{display:grid;grid-template-columns:70px 1fr;align-items:center;min-height:92px;padding:10px 22px;border-bottom:1px solid var(--p4-line)}.p4-engineer-list>div:nth-child(odd){border-right:1px solid var(--p4-line)}.p4-engineer-list span{color:var(--p4-orange);font-size:1rem;font-weight:850}.p4-engineer-list p{color:var(--p4-navy);font-size:1rem;font-weight:700}.p4-profile{max-width:none;width:100%;padding-right:max(20px,calc((100% - 1200px)/2));padding-left:max(20px,calc((100% - 1200px)/2));background:#edf1f5}

.p4-blog-index{width:min(1200px,calc(100% - 40px));margin:auto;padding:clamp(75px,9vw,125px) 0}.p4-blog-heading{display:flex;align-items:end;justify-content:space-between;gap:40px}.p4-blog-heading h2{margin-top:7px;color:var(--p4-navy)}.p4-blog-search{display:grid;gap:7px;width:min(360px,100%);color:#66768c;font-size:1rem}.p4-blog-search input{min-height:50px;padding:0 16px;color:#69778a;background:#fff;border:1px solid var(--p4-line);font:inherit;opacity:1}.p4-blog-categories{display:flex;flex-wrap:wrap;gap:8px;margin-top:36px;padding-bottom:24px;border-bottom:1px solid var(--p4-line)}.p4-blog-categories span{padding:9px 15px;color:#607086;background:#fff;border:1px solid var(--p4-line);font-size:1rem}.p4-blog-categories span[aria-current="page"]{color:#fff;background:var(--p4-navy);border-color:var(--p4-navy)}.p4-blog-empty{min-height:390px;display:grid;place-content:center;text-align:center;background:#fff;border-bottom:3px solid var(--p4-navy)}.p4-blog-empty h2{margin-top:10px;color:var(--p4-navy)}.p4-blog-empty p{margin-top:12px;color:#69778a;font-size:1rem}
.p4-thanks{min-height:calc(100svh - 144px);display:grid;place-items:center;padding:70px 20px;background:linear-gradient(rgba(7,31,64,.82),rgba(7,31,64,.9)),url("/images/generated-v2/ishizue-hero.webp") center/cover}.p4-thanks>div{width:min(680px,100%);padding:clamp(38px,7vw,72px);color:#fff;background:rgba(7,31,64,.88);border:1px solid rgba(255,255,255,.2);text-align:center}.p4-thanks>div>span{color:#b7c8dc;font-size:.8125rem;font-weight:800;letter-spacing:.18em}.p4-thanks h1{margin-top:12px;font-size:clamp(2rem,4vw,3rem);line-height:1.4}.p4-thanks p{margin-top:18px;color:rgba(255,255,255,.72)}.p4-thanks a{display:flex;align-items:center;justify-content:space-between;width:min(290px,100%);min-height:54px;margin:30px auto 0;padding:0 20px;color:var(--p4-navy);background:#fff;font-size:1rem;font-weight:750}

@media(max-width:1080px){.p4-service{grid-template-columns:1fr}.p4-service-photo{height:270px}.p4-strengths-inner{grid-template-columns:1fr}.p4-strengths-head{max-width:680px}.p4-contact{grid-template-columns:1fr}.p4-contact-head{max-width:700px}}
@media(max-width:1200px){.p4-header{grid-template-columns:1fr auto auto;gap:10px}.p4-header>nav{display:none}.p4-menu{display:block}.p4-menu summary{display:grid;place-items:center;width:52px;height:52px;color:#fff;background:var(--p4-orange);cursor:pointer}.p4-menu summary span{font-size:.8125rem;font-weight:850;letter-spacing:.12em;transition:opacity .2s ease}.p4-menu summary i,.p4-menu summary i::before{display:block;width:19px;height:1px;background:#fff;transition:transform .25s ease}.p4-menu summary i{margin-top:-11px}.p4-menu summary i::before{content:"";transform:translateY(6px)}.p4-menu[open] summary span{opacity:0}.p4-menu[open] summary i{transform:rotate(45deg) translateY(-4px)}.p4-menu[open] summary i::before{transform:rotate(90deg)}.p4-menu-panel{position:absolute;top:100%;right:0;left:0;max-height:calc(100svh - 86px);padding:32px clamp(22px,7vw,70px) 28px;color:#fff;background:linear-gradient(135deg,#061a36,#0b2c5a 70%,#123d70);box-shadow:0 20px 40px rgba(7,31,64,.25);overflow:auto}.p4-menu-heading{display:flex;align-items:end;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid rgba(255,255,255,.18)}.p4-menu-heading small{color:#94abc5;font-size:.8125rem;letter-spacing:.18em}.p4-menu-heading b{font-size:1.25rem;letter-spacing:.08em}.p4-menu-panel nav{display:grid;grid-template-columns:1fr 1fr;gap:0 30px}.p4-menu-panel nav a{display:grid;grid-template-columns:86px 1fr auto;align-items:center;min-height:66px;border-bottom:1px solid rgba(255,255,255,.14);transition:padding .2s ease,background .2s ease}.p4-menu-panel nav a:hover{padding-left:10px;background:rgba(255,255,255,.04)}.p4-menu-panel nav a small{color:#8fa8c4;font-size:.8125rem;font-weight:800;letter-spacing:.13em}.p4-menu-panel nav a span{font-size:1rem;font-weight:700}.p4-menu-panel nav a i{color:var(--p4-orange);font-style:normal}.p4-menu-panel nav a[aria-current="page"] span{color:#ff8a4d}.p4-menu-panel>p{margin-top:24px;color:rgba(255,255,255,.48);font-size:1rem;letter-spacing:.08em}}
@media(max-width:760px){.p4-header{min-height:68px;padding:0 15px}.p4-logo-mark{width:37px;height:37px}.p4-logo small{display:none}.p4-header-cta{min-height:44px;padding:0 13px;gap:8px}.p4-header-cta span{display:none}.p4-hero{height:calc(100svh - 68px);min-height:680px}.p4-hero-image{object-position:66% center}.p4-hero::after{background:linear-gradient(90deg,rgba(5,24,49,.9),rgba(5,24,49,.26)),linear-gradient(0deg,rgba(5,24,49,.87),transparent 68%)}.p4-hero-copy{left:18px;bottom:76px;width:calc(100% - 36px)}.p4-hero-copy h1{font-size:2rem;line-height:1.45}.p4-hero-lead{margin-top:16px;font-size:1rem}.p4-hero-lead br{display:none}.p4-hero-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:24px}.p4-hero-actions a{min-width:0;min-height:50px;padding:0 13px;gap:10px}.p4-scroll{display:none}.p4-news{grid-template-columns:1fr;gap:8px;padding:24px 0}.p4-news small{display:none}.p4-section{padding:76px 18px}.p4-section-head{grid-template-columns:1fr;gap:14px;margin-bottom:34px}.p4-section-head>p{justify-self:start}.p4-service-grid{grid-template-columns:1fr;gap:16px}.p4-service{min-height:0}.p4-service-photo{height:230px;min-height:230px}.p4-service-copy{padding:25px 22px 28px}.p4-strengths{min-height:0;padding:80px 18px}.p4-strengths-inner{gap:42px}.p4-strength-grid{grid-template-columns:1fr}.p4-strength{min-height:0;padding:24px 4px;border-left:0;border-top:1px solid rgba(255,255,255,.18)}.p4-strength:first-child{border-top:0}.p4-strength h3{margin-top:20px}.p4-works-grid{grid-template-columns:1fr}.p4-work>div,.p4-work:first-child>div{height:280px}.p4-recruit{min-height:680px;padding:76px 18px;display:flex;align-items:flex-end}.p4-bg-recruit{background-image:linear-gradient(0deg,rgba(6,31,64,.97) 0,rgba(6,31,64,.8) 66%,rgba(6,31,64,.22) 100%),url("/images/generated-v2/ishizue-recruit.webp");background-position:58% center}.p4-recruit-panel{width:100%;padding:28px 22px;background:rgba(7,31,64,.82)}.p4-recruit-panel ul{grid-template-columns:1fr}.p4-company-list{margin:0}.p4-company-list>div{grid-template-columns:1fr;gap:2px}.p4-contact{padding:72px 18px}.p4-contact-card{padding:24px 18px}.p4 .contact-form{grid-template-columns:1fr}.p4 .form-field-wide,.p4 .form-consent,.p4 .form-submit{grid-column:1}.p4-footer{grid-template-columns:1fr;gap:7px;padding:27px 18px}}
@media(max-width:1080px){.p4-page-content{grid-template-columns:1fr}.p4-page-lead{max-width:650px}.p4-philosophy{grid-template-columns:1fr}.p4-philosophy-label{flex-direction:row;align-items:center;gap:12px}.p4-values>header{grid-template-columns:1fr 1fr}.p4-value-list{grid-template-columns:repeat(2,1fr)}.p4-value-list article{min-height:240px;border-bottom:1px solid #cbd3dd}.p4-value-list article:nth-child(odd){border-left:0}.p4-company-business-grid article{grid-template-columns:1fr}.p4-company-business-grid img{height:230px}}
@media(max-width:760px){.p4-company-teaser{min-height:440px}.p4-company-teaser-inner{padding:34px 20px}.p4-teaser-actions{display:grid}.p4-teaser-actions a{min-width:0}.p4-page-hero{min-height:330px;padding:64px 20px}.p4-page-content{width:calc(100% - 36px);padding:70px 0}.p4-page-cta{display:grid;padding:55px 20px}.p4-page-cta>a{width:100%;min-width:0}.p4-blog-index{width:calc(100% - 36px);padding:65px 0}.p4-blog-heading{display:grid}.p4-blog-empty{min-height:320px;padding:30px 20px}.p4-philosophy{padding:72px 20px}.p4-philosophy-body{grid-template-columns:1fr}.p4-philosophy-body h2{font-size:2rem}.p4-philosophy-copy{padding-top:28px;padding-left:0;border-top:1px solid var(--p4-line);border-left:0}.p4-philosophy-copy br{display:none}.p4-purpose-grid{grid-template-columns:1fr}.p4-purpose-grid article{min-height:0;padding:70px 20px}.p4-values{padding:72px 20px}.p4-values>header{grid-template-columns:1fr}.p4-value-list{grid-template-columns:1fr;margin-top:40px}.p4-value-list article{min-height:0;padding:26px 4px;border-left:0}.p4-value-list h3{margin-top:18px}.p4-greeting{grid-template-columns:1fr;gap:36px;width:calc(100% - 40px);padding:64px 0}.p4-greeting-photo{max-width:260px}.p4-company-business,.p4-engineers{padding:72px 20px}.p4-company-section-head{grid-template-columns:1fr}.p4-company-business-grid{grid-template-columns:1fr;margin-top:38px}.p4-company-business-grid article>div{padding:27px 22px}.p4-engineer-list{grid-template-columns:1fr;margin-top:38px}.p4-engineer-list>div:nth-child(odd){border-right:0}.p4-engineer-list>div{grid-template-columns:52px 1fr;padding:10px 4px}}
@media(prefers-reduced-motion:reduce){.p4.motion-ready .reveal{opacity:1;transform:none;transition:none}.p4 [data-motion],.p4 .p4-hero-image,.p4 .motion-image,.p4 .p4-bg{transform:none!important;will-change:auto!important}.p4 a,.p4 button,.p4 img{transition:none!important}}

/* Readable type and phrase-based headings across the production site. */
.p4 h1,.p4 h2,.p4 h3{word-break:normal;overflow-wrap:normal;text-wrap:balance}
.p4 .heading-phrase{display:inline-block}
.p4 p{line-height:1.9}
.p4-header>nav a span{font-size:16px}
.p4-header>nav a small{font-size:12px;color:#586b83}
.p4-header-cta{font-size:16px}
.p4-philosophy{grid-template-columns:1fr;gap:36px}
.p4-philosophy-body{grid-template-columns:minmax(330px,.85fr) minmax(0,1.15fr);gap:60px}
.p4-philosophy-body h2{font-size:clamp(32px,3.5vw,48px)}
.p4-philosophy-copy{padding-left:36px}
.p4-value-list{grid-template-columns:repeat(3,minmax(0,1fr))}
.p4-value-list article{border-bottom:1px solid #cbd3dd}
.p4-strengths-inner{grid-template-columns:1fr}
.p4-strength-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
.p4-purpose-grid article{padding:64px 32px}
.p4-purpose-grid h2,.p4-greeting h2{font-size:clamp(26px,2.4vw,36px)}
.p4-recruit-panel{width:min(760px,85%)}
.p4-recruit-panel h2,.p4-company-teaser h2{font-size:clamp(26px,2.8vw,38px)}
.p4-thanks h1{font-size:clamp(24px,3vw,40px)}
.p4-contact-head small,.p4-company-list dt,.p4 .form-field label,.p4 .form-consent,.p4-footer{font-size:16px}
.p4 .form-field label span{font-size:14px}
.p4 .contact-form input,.p4 .contact-form select,.p4 .contact-form textarea{font-size:16px}
.p4 [id]{scroll-margin-top:110px}
@media(max-width:1200px){
 .p4-header{grid-template-columns:1fr auto auto;gap:12px}
 .p4-header>nav{display:none}
 .p4-menu{display:block}
}
@media(max-width:760px){
 .p4-philosophy-body{grid-template-columns:1fr;gap:28px}
 .p4-philosophy-copy{padding-left:0}
 .p4-value-list,.p4-strength-grid{grid-template-columns:1fr}
 .p4-recruit-panel{width:100%}
 .p4-purpose-grid article{padding:60px 20px}
 .p4-page-cta h2,.p4-recruit-panel h2,.p4-company-teaser h2{font-size:26px}
 .p4-company-section-head h2{font-size:28px}
 .p4-menu-panel nav{grid-template-columns:1fr}
 .p4-menu-panel nav a{grid-template-columns:100px 1fr auto}
 .p4-menu-panel nav a span{font-size:18px}
 .p4-menu-panel nav a small{font-size:12px}
 .p4-header{padding:8px 12px;gap:8px}
 .p4-logo{gap:8px;font-size:16px}
 .p4-header-cta{font-size:14px;padding:0 10px}
 .p4-company-teaser-inner,.p4-thanks>div{padding:32px 16px}
 .p4-hero-actions{grid-template-columns:1fr}
 .p4-hero-copy h1{font-size:clamp(28px,7.6vw,32px)}
}

.p4-latest-news{display:grid;grid-template-columns:230px minmax(0,1fr);gap:48px;padding:56px max(20px,calc((100% - 1200px)/2));background:#fff}
.p4-latest-news header>span{font-size:13px;letter-spacing:.15em;color:#58708f;font-weight:800}
.p4-latest-news h2{margin-top:8px;font-size:28px;color:var(--p4-navy)}
.p4-latest-news header>a{display:inline-flex;align-items:center;min-height:44px;margin-top:16px;font-size:16px;text-decoration:underline;text-underline-offset:6px}
.p4-post-list{list-style:none;margin:0;padding:0}
.p4-post-list>li{border-bottom:1px solid var(--p4-line)}
.p4-post-link{display:block;padding:24px 0}
.p4-post-link.has-image{display:grid;grid-template-columns:144px minmax(0,1fr);gap:24px;align-items:center}
.p4-post-link img{width:100%;height:auto;aspect-ratio:3/2;object-fit:cover;background:var(--p4-gray)}
.p4-post-meta{display:flex;flex-wrap:wrap;gap:8px 16px;align-items:center;color:#5d6c80;font-size:14px}
.p4-post-category{padding:3px 10px;background:#edf1f5;color:var(--p4-navy);font-size:14px}
.p4-post-copy h3{margin-top:10px;font-size:18px;line-height:1.65;text-wrap:wrap;overflow-wrap:anywhere;color:var(--p4-navy)}
.p4-post-link:hover h3{text-decoration:underline;text-underline-offset:5px}
.p4-post-empty{padding:24px 0;font-size:16px;color:#5d6c80}
@media(max-width:760px){.p4-latest-news{grid-template-columns:1fr;gap:16px;padding:36px 20px}.p4-latest-news header>a{margin-top:8px}.p4-post-link.has-image{grid-template-columns:96px minmax(0,1fr);gap:16px}.p4-post-copy h3{font-size:17px}}
.p4-case{display:grid;grid-template-columns:1.2fr .8fr;max-width:1280px;margin:0 auto;background:#fff;border:1px solid rgba(11,44,90,.08);box-shadow:0 12px 38px rgba(11,44,90,.06)}.p4-case-photos{display:grid;grid-template-columns:1fr 1fr;gap:4px;height:460px;overflow:hidden}.p4-case-photos img{width:100%;height:100%;object-fit:cover}.p4-case-body{display:flex;flex-direction:column;justify-content:center;padding:clamp(26px,4vw,52px)}.p4-case-body span{color:#58708f;font-size:.8125rem;font-weight:800;letter-spacing:.15em}.p4-case-body h3{margin-top:10px;color:var(--p4-navy);font-size:clamp(1.4rem,2.2vw,1.9rem)}.p4-case-body p{margin-top:14px;color:#607086;font-size:1rem}.p4-case+.p4-case{margin-top:24px}.p4-case-photos-single{grid-template-columns:1fr}.p4-case-photos-many{grid-template-columns:repeat(3,1fr);grid-auto-rows:1fr}.p4-works-note{max-width:1280px;margin:12px auto 44px;color:#7b8798;font-size:.8125rem}
@media(max-width:760px){.p4-case{grid-template-columns:1fr}.p4-case-photos{height:300px}.p4-case-photos-many{grid-template-columns:1fr 1fr;height:auto}.p4-case-photos-many img{aspect-ratio:4/3;height:auto}.p4-case+.p4-case{margin-top:18px}.p4-case-body{padding:24px 20px 28px}.p4-works-note{margin-bottom:32px}}