/* ============ ZERO株式会社 site styles ============ */
:root{
  --cyan:#1596C9; --cyan-d:#0E88BE; --cyan-grad:linear-gradient(135deg,#33B3E4,#1587BE);
  --navy:#16303F; --ink:#33424D; --gray:#5A6874; --muted:#8A97A1;
  --line:#E4EBEF; --bg:#F4F8FB; --sky:#EAF7FC; --lime:#AED136; --footer:#3F4650;
  --radius:16px; --shadow:0 10px 30px rgba(30,134,188,.08); --shadow-lg:0 24px 60px rgba(30,134,188,.12);
  --wrap:1120px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Noto Sans JP',sans-serif;color:var(--ink);background:#fff;line-height:1.9;-webkit-font-smoothing:antialiased;font-size:16px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:.2s}
.serif{font-family:'Noto Serif JP',serif}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.center{text-align:center}

/* header */
.site-header{background:rgba(255,255,255,.94);backdrop-filter:blur(6px);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.site-header .inner{display:flex;align-items:center;justify-content:space-between;height:84px}
.site-header .logo img{height:50px}
.gnav{display:flex;align-items:center;gap:30px}
.gnav a{font-family:'Noto Serif JP',serif;letter-spacing:.12em;color:var(--navy);font-size:14px;position:relative}
.gnav a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--cyan);transition:.25s}
.gnav a:hover{color:var(--cyan)}.gnav a:hover::after{width:100%}
.gnav .tel{font-family:'Noto Serif JP',serif;color:var(--cyan);font-size:20px;font-weight:700;letter-spacing:.04em}
.gnav .tel small{display:block;font-family:'Noto Sans JP';font-size:11px;color:var(--gray);letter-spacing:.1em;font-weight:400}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;width:38px;height:38px}
.nav-toggle span{display:block;height:2px;background:var(--navy);margin:7px 0;transition:.25s}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:10px;border:1.5px solid var(--cyan);color:var(--cyan);font-family:'Noto Serif JP',serif;letter-spacing:.1em;padding:15px 44px;border-radius:999px;font-size:15px;background:#fff}
.btn:hover{background:var(--cyan);color:#fff}
.btn.fill{background:var(--cyan-grad);color:#fff;border:none;box-shadow:var(--shadow)}
.btn.fill:hover{filter:brightness(1.06)}
.btn.lg{padding:18px 56px;font-size:17px}

/* section heading */
.shead{margin-bottom:44px}
.shead .en{font-family:'Noto Serif JP',serif;font-size:46px;font-weight:700;color:var(--navy);letter-spacing:.04em;line-height:1.05}
.shead .jp{color:var(--cyan);font-weight:700;letter-spacing:.16em;font-size:14px;margin-bottom:12px;display:flex;align-items:center;gap:14px}
.shead .jp::before{content:"";width:44px;height:3px;background:var(--lime)}
.shead.c .jp{justify-content:center}.shead.c .jp::before{display:none}
.shead.c{text-align:center}
section{padding:96px 0}
section.gray{background:var(--bg)}
section.sky{background:linear-gradient(180deg,#EAF7FC,#fff)}

/* hero */
.hero{position:relative;background:linear-gradient(180deg,#EAF7FC,#DDF1F9)}
.hero .art{width:100%;display:block}
.hero .cta{display:flex;gap:16px;justify-content:center;padding:34px 0 4px;flex-wrap:wrap}
.page-hero{background:linear-gradient(180deg,#EAF7FC,#fff);padding:70px 0 60px;text-align:center;border-bottom:1px solid var(--line)}
.page-hero .en{font-family:'Noto Serif JP',serif;font-size:52px;color:var(--navy);font-weight:700;letter-spacing:.05em;line-height:1}
.page-hero .jp{color:var(--cyan);font-weight:700;letter-spacing:.16em;margin-bottom:14px;font-size:14px}
.crumb{color:var(--muted);font-size:13px;margin-top:20px}
.crumb a:hover{color:var(--cyan)}

/* points */
.points{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.point{text-align:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:40px 24px;box-shadow:var(--shadow)}
.point img{width:84px;height:84px;margin:0 auto 14px}
.point h3{font-family:'Noto Serif JP',serif;color:var(--navy);font-size:22px;margin-bottom:8px}
.point p{color:var(--gray);font-size:15px}

/* service cards */
.services{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.services a{display:block;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.25s;background:#fff;border:1px solid var(--line)}
.services a:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.services img{width:100%}

/* generic card grid */
.cards{display:grid;gap:24px}
.cols-2{grid-template-columns:repeat(2,1fr)}
.cols-3{grid-template-columns:repeat(3,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}

/* flow steps */
.steps{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:0}
.step{display:flex;gap:26px;position:relative;padding-bottom:40px}
.step:not(:last-child)::before{content:"";position:absolute;left:29px;top:64px;bottom:0;width:2px;background:var(--line)}
.step .num{flex:none;width:60px;height:60px;border-radius:50%;background:var(--cyan-grad);color:#fff;font-family:'Noto Serif JP',serif;font-size:24px;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow);z-index:1}
.step .body h3{font-family:'Noto Serif JP',serif;color:var(--navy);font-size:21px;margin-bottom:6px}
.step .body p{color:var(--gray);font-size:15px}

/* testimonials */
.voices{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.voice{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px 32px 30px;box-shadow:var(--shadow);position:relative}
.voice .q{width:52px;margin-bottom:10px;opacity:.9}
.voice p{color:var(--ink);font-size:15.5px;margin-bottom:16px}
.voice .who{display:flex;align-items:center;gap:12px;color:var(--gray);font-size:13px;border-top:1px solid var(--line);padding-top:14px}
.voice .who b{color:var(--navy);font-family:'Noto Serif JP',serif}
.voice .badge{display:inline-block;background:var(--sky);color:var(--cyan);border-radius:999px;padding:3px 12px;font-size:12px;font-weight:700}

/* table */
.info-table{width:100%;border-collapse:collapse;max-width:820px;margin:0 auto}
.info-table th,.info-table td{text-align:left;padding:20px 18px;border-bottom:1px solid var(--line);font-size:15.5px;vertical-align:top}
.info-table th{width:220px;color:var(--navy);font-weight:700;background:var(--bg)}
.info-table td{color:var(--gray)}

/* contact */
.contact-lead{text-align:center;max-width:720px;margin:0 auto 40px;color:var(--gray)}
.tel-box{background:var(--sky);border-radius:var(--radius);padding:36px;text-align:center;max-width:560px;margin:0 auto 46px}
.tel-box .big{font-family:'Noto Serif JP',serif;color:var(--cyan);font-size:40px;font-weight:700;letter-spacing:.04em;line-height:1.2}
.tel-box .big a{color:var(--cyan)}
.tel-box small{color:var(--gray);display:block;margin-top:6px}
.form{max-width:720px;margin:0 auto}
.form .row{margin-bottom:24px}
.form label{display:block;font-weight:700;color:var(--navy);margin-bottom:8px;font-size:15px}
.form label .req{color:#fff;background:var(--cyan);font-size:11px;border-radius:4px;padding:2px 8px;margin-left:8px;vertical-align:middle}
.form input,.form textarea,.form select{width:100%;border:1.5px solid var(--line);border-radius:10px;padding:14px 16px;font-size:15px;font-family:inherit;color:var(--ink);background:#fff;transition:.2s}
.form input:focus,.form textarea:focus,.form select:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(21,150,201,.12)}
.form textarea{min-height:150px;resize:vertical}
.form .submit{text-align:center;margin-top:36px}
.form .note{font-size:13px;color:var(--muted);text-align:center;margin-top:16px}

/* cta band */
.cta-band{background:var(--cyan-grad);color:#fff;text-align:center;padding:70px 0}
.cta-band h2{font-family:'Noto Serif JP',serif;font-size:30px;margin-bottom:12px}
.cta-band p{opacity:.92;margin-bottom:28px}
.cta-band .btn{background:#fff;color:var(--cyan);border:none}
.cta-band .btn:hover{background:var(--navy);color:#fff}

/* footer */
.site-footer{background:var(--footer);color:#C7D2DA}
.site-footer .city{width:100%;display:block;opacity:.95}
.site-footer .fmain{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:30px;padding:56px 0 40px}
.site-footer .flogo{height:50px;margin-bottom:18px}
.site-footer address{font-style:normal;font-size:14px;line-height:1.9;color:#AEBDC6}
.site-footer h4{color:#fff;font-family:'Noto Serif JP',serif;font-size:15px;margin-bottom:14px;letter-spacing:.08em}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:10px}
.site-footer li a{font-size:14px;color:#AEBDC6}
.site-footer li a:hover{color:var(--lime)}
.copy{border-top:1px solid rgba(255,255,255,.1);text-align:center;padding:22px 0;font-size:12px;color:#8896A0}
.tel-foot{color:#fff;font-family:'Noto Serif JP',serif;font-size:22px;font-weight:700}

/* placeholder note */
.ph{background:#FFF8E6;border:1px dashed #E8C766;color:#8a6d1f;border-radius:10px;padding:10px 16px;font-size:13px;margin:14px auto 0;max-width:820px}

/* utils */
.lead{font-size:17px;color:var(--gray);max-width:760px;margin:0 auto 10px;text-align:center}
.mt-s{margin-top:40px}.mt-m{margin-top:64px}

/* responsive */
@media(max-width:900px){
  .points,.services,.cards.cols-3,.voices,.site-footer .fmain{grid-template-columns:1fr}
  .cards.cols-2{grid-template-columns:1fr}
  .gnav{position:fixed;inset:84px 0 auto 0;background:#fff;flex-direction:column;gap:0;padding:10px 0;border-bottom:1px solid var(--line);box-shadow:var(--shadow);transform:translateY(-140%);transition:.3s;height:auto}
  .gnav.open{transform:translateY(0)}
  .gnav a{padding:14px 24px;width:100%;text-align:center}
  .gnav a::after{display:none}
  .gnav .tel{padding:16px 0}
  .nav-toggle{display:block}
  .shead .en,.page-hero .en{font-size:34px}
  section{padding:64px 0}
  .info-table th{width:130px}
}

/* ===== recruit page ===== */
.msg-block{max-width:820px;margin:0 auto;text-align:center}
.msg-block .big{font-family:'Noto Serif JP',serif;color:var(--navy);font-size:26px;line-height:1.7;margin-bottom:20px}
.msg-block p{color:var(--gray);font-size:16px}
.req-list{white-space:pre-line}
.interviews{display:grid;grid-template-columns:1fr 1fr;gap:26px}
.iv{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}
.iv .top{display:flex;gap:18px;align-items:center;padding:26px 26px 20px;background:linear-gradient(180deg,#EAF7FC,#fff)}
.iv .top img{width:92px;height:92px;flex:none}
.iv .top .nm{font-family:'Noto Serif JP',serif;color:var(--navy);font-size:22px}
.iv .top .kana{color:var(--muted);font-size:12px;letter-spacing:.08em}
.iv .top .role{color:var(--cyan);font-size:13px;font-weight:700;margin-top:6px}
.iv .top .hobby{color:var(--gray);font-size:12px;margin-top:2px}
.iv .qa{padding:8px 26px 26px}
.iv .qa dt{color:var(--navy);font-weight:700;font-size:14px;margin-top:18px;padding-left:14px;border-left:3px solid var(--lime)}
.iv .qa dd{color:var(--gray);font-size:14.5px;margin-top:6px}
.faq{max-width:820px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:14px;box-shadow:var(--shadow);overflow:hidden}
.faq summary{list-style:none;cursor:pointer;padding:20px 24px;font-weight:700;color:var(--navy);display:flex;gap:14px;align-items:flex-start}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{content:"Q";flex:none;width:26px;height:26px;border-radius:50%;background:var(--cyan-grad);color:#fff;font-family:'Noto Serif JP',serif;font-size:14px;display:flex;align-items:center;justify-content:center}
.faq details[open] summary{border-bottom:1px solid var(--line)}
.faq .a{padding:18px 24px;color:var(--gray);font-size:15px;display:flex;gap:14px}
.faq .a::before{content:"A";flex:none;width:26px;height:26px;border-radius:50%;background:var(--lime);color:#fff;font-family:'Noto Serif JP',serif;font-size:14px;display:flex;align-items:center;justify-content:center}
@media(max-width:900px){.interviews{grid-template-columns:1fr}}

/* recruit reason: 4-up */
.points.four{grid-template-columns:repeat(4,1fr)}
.points.four .point{padding:34px 18px}
.points.four .point img{width:72px;height:72px}
.points.four .point h3{font-size:19px}
@media(max-width:900px){.points.four{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.points.four{grid-template-columns:1fr}}

/* ===== service cards: clickable + hover hint ===== */
.services a{position:relative;cursor:pointer}
.services a::after{content:"詳しく見る ＋";position:absolute;left:0;right:0;bottom:0;padding:14px;text-align:center;font-size:14px;letter-spacing:.08em;color:#fff;background:linear-gradient(0deg,rgba(21,150,201,.92),rgba(21,150,201,0));opacity:0;transform:translateY(8px);transition:.25s;font-family:'Noto Serif JP',serif}
.services a:hover::after{opacity:1;transform:translateY(0)}

/* ===== modal ===== */
.modal-ov{position:fixed;inset:0;background:rgba(16,48,63,.55);backdrop-filter:blur(3px);display:flex;align-items:center;justify-content:center;padding:24px;opacity:0;visibility:hidden;transition:.25s;z-index:200}
.modal-ov.open{opacity:1;visibility:visible}
.modal{background:#fff;border-radius:20px;max-width:560px;width:100%;max-height:90vh;overflow:auto;box-shadow:0 30px 80px rgba(16,48,63,.35);transform:translateY(16px) scale(.98);transition:.28s}
.modal-ov.open .modal{transform:none}
.modal .m-img{width:100%;display:block;border-radius:20px 20px 0 0;background:linear-gradient(180deg,#EAF7FC,#DCF1F9)}
.modal .m-body{padding:30px 34px 34px}
.modal .m-jp{font-family:'Noto Serif JP',serif;color:var(--navy);font-size:30px;font-weight:700}
.modal .m-en{color:var(--cyan);font-weight:700;letter-spacing:.1em;font-size:13px;margin-left:2px}
.modal .m-rule{width:46px;height:4px;background:var(--cyan);margin:14px 0 18px}
.modal .m-body p{color:var(--gray);font-size:15.5px;margin-bottom:18px}
.modal ul.m-feat{list-style:none;margin-bottom:26px}
.modal ul.m-feat li{position:relative;padding-left:28px;color:var(--ink);font-size:15px;margin-bottom:10px}
.modal ul.m-feat li::before{content:"";position:absolute;left:0;top:7px;width:16px;height:16px;border-radius:50%;background:var(--lime)}
.modal ul.m-feat li::after{content:"";position:absolute;left:5px;top:11px;width:6px;height:3px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg)}
.modal .m-cta{display:flex;gap:12px;flex-wrap:wrap}
.modal-close{position:sticky;top:0;float:right;margin:14px 14px -50px auto;width:40px;height:40px;border-radius:50%;background:rgba(255,255,255,.9);border:1px solid var(--line);cursor:pointer;font-size:22px;line-height:1;color:var(--navy);z-index:2;box-shadow:var(--shadow)}
.modal-close:hover{background:var(--cyan);color:#fff;border-color:var(--cyan)}
body.no-scroll{overflow:hidden}
@media(max-width:560px){.modal .m-body{padding:24px 22px 28px}.modal .m-jp{font-size:25px}}