/* ============================================================
   株式会社 M&M Company — shared stylesheet
   Used by: index.html / contact.html / recruit.html / privacy.html
   Page-specific variants are scoped with body[data-page="..."].
   ============================================================ */

/* --- design tokens --- */
:root{
  --navy:#0F2A4A;
  --navy-dark:#0A1E36;
  --gold:#C9A455;
  --gold-light:#E8D9B0;
  --cream:#FAF8F3;
  --cream-deep:#F1ECE1;
  --ink:#1F2733;
  --muted:#6B7280;
  --muted-on-navy:#AEBBCE;
  --line:#E4DFD2;
  --line-on-navy:#2B3F5C;
  color-scheme: light;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}

/* --- reset / base --- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--cream);
  color:var(--ink);
  font-family:"Noto Sans JP","Hiragino Sans",system-ui,sans-serif;
  font-size:15px;
  line-height:1.8;
  -webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;
  -webkit-touch-callout:none;
}
body[data-page="contact"]{background:var(--navy-dark);color:var(--cream)}

.inquiry-form input,.inquiry-form textarea{
  -webkit-user-select:text;-moz-user-select:text;-ms-user-select:text;user-select:text;
}

h1,h2,h3,.disp{
  font-family:"Shippori Mincho","Noto Serif JP",serif;
  font-weight:600;
  letter-spacing:.02em;
  text-wrap:balance;
}
.en-face{font-family:"Cormorant Garamond","Times New Roman",serif}
a{color:inherit}
img{max-width:100%}
[hidden]{display:none!important}

/* utility: keep a short phrase from breaking mid-word */
.nowrap{white-space:nowrap}

/* --- i18n: Japanese shown by default, English on html.lang-en --- */
html:not(.lang-en) [lang="en"]{display:none}
html.lang-en [lang="ja"]{display:none}

/* --- shared page width --- */
.wrap{max-width:860px;margin-inline:auto;padding-inline:max(20px,env(safe-area-inset-left,0px)) max(20px,env(safe-area-inset-right,0px))}
body[data-page="index"] .wrap{max-width:1040px}
body[data-page="contact"] .wrap{max-width:720px}

/* --- header --- */
header.site{
  position:sticky;top:env(safe-area-inset-top,0px);z-index:40;
  background:rgba(250,248,243,.92);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--line);
}
body[data-page="contact"] header.site{background:rgba(10,30,54,.92);border-bottom-color:var(--line-on-navy)}

.nav-row{position:relative;display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:12px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;min-width:0}
.brand-name{font-family:"Shippori Mincho",serif;font-weight:600;font-size:15px;color:var(--navy);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
body[data-page="contact"] .brand-name{color:var(--cream)}
.brand-name small{display:block;font-family:"Cormorant Garamond",serif;font-size:11px;letter-spacing:.14em;color:var(--gold);font-weight:500}

nav.links{display:flex;gap:26px;align-items:center}
nav.links a{font-size:13px;letter-spacing:.06em;text-decoration:none;color:var(--ink);opacity:.8;white-space:nowrap}
nav.links a:hover{opacity:1;color:var(--navy)}

.lang-switch{display:flex;border:1px solid var(--navy);border-radius:999px;overflow:hidden;flex:none}
.lang-switch button{appearance:none;border:0;background:transparent;font:inherit;font-size:11px;letter-spacing:.08em;padding:6px 12px;cursor:pointer;color:var(--navy)}
.lang-switch button[aria-pressed="true"]{background:var(--navy);color:var(--cream)}
body[data-page="contact"] .lang-switch{border-color:var(--gold-light)}
body[data-page="contact"] .lang-switch button{color:var(--gold-light)}
body[data-page="contact"] .lang-switch button[aria-pressed="true"]{background:var(--gold);color:var(--navy-dark)}

.nav-toggle{display:none;appearance:none;border:1px solid var(--line);background:transparent;border-radius:6px;width:36px;height:36px;flex:none;cursor:pointer;position:relative}
.nav-toggle span{position:absolute;left:9px;right:9px;top:17px;height:1.5px;background:var(--navy);transition:transform .2s ease,opacity .2s ease}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;right:0;height:1.5px;background:var(--navy);transition:transform .2s ease,opacity .2s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.nav-toggle[aria-expanded="true"] span{background:transparent}
.nav-toggle[aria-expanded="true"] span::before{transform:translateY(6px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span::after{transform:translateY(-6px) rotate(-45deg)}
.addr-break{display:none}

@media (max-width:640px){
  nav.links{
    display:none;position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:flex-start;gap:0;
    background:var(--cream);border-bottom:1px solid var(--line);
    padding:6px max(20px,env(safe-area-inset-left,0px)) 14px;
  }
  nav.links.open{display:flex}
  nav.links a{width:100%;padding:11px 0;border-bottom:1px solid var(--line);font-size:14px}
  nav.links a:last-child{border-bottom:0}
  .nav-toggle{display:block;width:32px;height:32px}
  .nav-row{gap:8px}
  .brand{gap:7px;min-width:0;flex:1 1 auto}
  .mark{width:26px;height:26px}
  .brand-name{font-size:12.5px;white-space:normal;overflow:visible;text-overflow:clip;line-height:1.3}
  .brand-name small{font-size:9.5px;letter-spacing:.1em}
  .lang-switch{flex:none}
  .lang-switch button{padding:5px 8px;font-size:10px}
  .addr-break{display:inline}
}

/* --- logo mark (echoes the card's ring-and-M) --- */
.mark{width:30px;height:30px;flex:none}

/* --- page hero (contact / privacy / recruit) --- */
main{padding-block:56px 64px}
body[data-page="index"] main{padding-block:0}
body[data-page="recruit"] main{padding-block:56px 0}
.eyebrow{font-size:12px;letter-spacing:.2em;color:var(--gold);text-transform:uppercase}
body[data-page="index"] .eyebrow{letter-spacing:.24em;color:var(--gold-light)}
h1{margin:10px 0 0;font-size:clamp(24px,4vw,32px);color:var(--navy)}
body[data-page="contact"] h1{font-size:clamp(26px,4vw,34px);color:var(--cream)}
.hero-rule{width:52px;height:2px;background:var(--gold);margin:18px 0 36px}
body[data-page="contact"] .hero-rule{margin:18px 0 10px}
body[data-page="recruit"] .hero-rule{margin:18px 0 20px}
.lead{color:#3A4352;margin-bottom:34px;max-width:34em}
body[data-page="contact"] .lead{color:var(--muted-on-navy);max-width:34em;margin-bottom:38px}
body[data-page="recruit"] .lead{margin:0 0 48px;max-width:40em}

/* --- index hero --- */
.hero{
  background:
    radial-gradient(640px 320px at 85% -10%, rgba(201,164,85,.16), transparent 60%),
    var(--navy-dark);
  color:var(--cream);
  padding-block:76px 64px;
}
.hero .wrap{display:flex;flex-direction:column;align-items:center;gap:22px;text-align:center}
.hero h1{margin:0;font-size:clamp(32px,6vw,52px);color:var(--cream);line-height:1.25}
.hero h1 .en-face{display:block;font-size:.46em;color:var(--gold-light);margin-top:6px;letter-spacing:.03em;font-style:italic}
.hero .hero-rule{width:64px;margin-inline:auto}
.hero p.tagline{margin:0 auto;max-width:30em;font-size:17px;color:var(--muted-on-navy);text-wrap:balance}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:8px}

/* --- buttons (shared) --- */
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:12px 22px;border-radius:2px;
  font-size:13px;letter-spacing:.08em;text-decoration:none;cursor:pointer;border:1px solid transparent;
  font-family:"Noto Sans JP",sans-serif;
}
.btn-gold{background:var(--gold);color:var(--navy-dark);font-weight:700}
.btn-gold:hover{background:var(--gold-light)}
.btn-outline{border-color:var(--gold-light);color:var(--cream)}
.btn-outline:hover{background:rgba(232,217,176,.1)}
.btn-disabled{opacity:.45;cursor:not-allowed;pointer-events:none}
.btn-disabled:hover{background:none}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}

/* --- shared section chrome (index) --- */
section{padding-block:60px}
.kicker{display:flex;align-items:center;gap:12px;margin-bottom:28px}
.kicker .num{font-family:"Cormorant Garamond",serif;font-style:italic;color:var(--gold);font-size:14px}
.kicker h2{margin:0;font-size:24px;color:var(--navy)}
.kicker-line{flex:1;height:1px;background:var(--line)}
.section-cream{background:var(--cream)}
.section-deep{background:var(--cream-deep)}
.section-navy{background:linear-gradient(180deg,var(--navy),var(--navy-dark));color:var(--cream)}
.section-navy .kicker h2{color:var(--cream)}
.section-navy .kicker-line{background:var(--line-on-navy)}

/* --- about --- */
.about-grid{max-width:46em}
.about-grid p{color:#3A4352;max-width:36em}
.fact-table{margin-top:28px;border-top:1px solid var(--line)}
.fact-row{display:grid;grid-template-columns:9em 1fr;gap:10px 20px;padding:12px 0;border-bottom:1px solid var(--line)}
@media (max-width:480px){.fact-row{grid-template-columns:1fr}}
.fact-row .k{font-size:11.5px;letter-spacing:.08em;color:var(--gold);text-transform:uppercase;align-self:start}
.fact-row .v{font-size:14px;color:var(--ink);text-wrap:balance}
.about-lead{text-wrap:balance}

/* --- services --- */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
@media (max-width:760px){.svc-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:480px){.svc-grid{grid-template-columns:1fr}}
.svc-card{background:var(--cream);padding:24px 20px;min-height:128px;display:flex;flex-direction:column;gap:10px}
.svc-card .idx{font-family:"Cormorant Garamond",serif;font-style:italic;color:var(--gold);font-size:13px}
.svc-card .jp{font-weight:700;color:var(--navy);font-size:15px}
.svc-card .en{font-size:12px;color:var(--muted);letter-spacing:.03em}
.license-note{margin-top:22px;font-size:12.5px;color:var(--muted)}

/* --- access --- */
.office-card{background:var(--cream);border:1px solid var(--line)}
.office-grid{display:grid;grid-template-columns:1fr 1fr}
@media (max-width:700px){.office-grid{grid-template-columns:1fr}}
.office{padding:26px}
.office+.office{border-left:1px solid var(--line)}
@media (max-width:700px){.office+.office{border-left:0;border-top:1px solid var(--line)}}
.office .tag{font-size:11px;letter-spacing:.14em;color:var(--gold);text-transform:uppercase}
.office h3{margin:6px 0 14px;font-size:19px;color:var(--navy)}
.office dl{margin:0;display:grid;grid-template-columns:auto 1fr;gap:6px 14px;font-size:13.5px}
.office dt{color:var(--muted);white-space:nowrap}
.office dd{margin:0;color:var(--ink)}
.office dd.tel-fax{display:flex;flex-wrap:wrap;align-items:baseline;gap:4px 18px}
.office dd.tel-fax .fax-label{color:var(--muted);margin-right:6px}

/* --- mission quote --- */
.mission-quote{display:flex;gap:16px;align-items:flex-start;margin:28px 0 34px;padding-left:18px;border-left:2px solid var(--gold)}
.mission-quote p{margin:0;font-family:"Shippori Mincho",serif;font-size:16px;line-height:1.9;color:var(--navy);font-weight:600;text-wrap:balance}

/* --- history / 沿革 --- */
.history{margin-top:44px}
.history h3{font-size:12.5px;letter-spacing:.1em;color:var(--gold);text-transform:uppercase;margin:0 0 4px;font-family:"Noto Sans JP",sans-serif;font-weight:700}
.history-row{display:grid;grid-template-columns:7em 1fr;gap:6px 20px;padding:14px 0;border-top:1px solid var(--line)}
.history-row:last-child{border-bottom:1px solid var(--line)}
.history-row .date{font-family:"Cormorant Garamond",serif;font-style:italic;color:var(--gold);font-size:14px}
.history-row .ev-title{font-weight:700;color:var(--navy);font-size:14px}
.history-row .ev-desc{margin-top:2px;font-size:13px;color:var(--muted)}
@media (max-width:480px){.history-row{grid-template-columns:1fr;gap:3px}}

/* --- partners --- */
.partner-list{display:flex;flex-wrap:wrap;border-top:1px solid var(--line);border-left:1px solid var(--line)}
.partner-list span{flex:1 1 auto;white-space:nowrap;padding:14px 18px;font-size:13px;color:var(--ink);border-bottom:1px solid var(--line);border-right:1px solid var(--line)}
.partners-note{margin-top:14px;font-size:12px;color:var(--muted)}

/* --- generic sub-grid (ad menu / process flow) --- */
.sub-head{margin:48px 0 20px}
.sub-head .eyebrow{display:block;margin-bottom:6px;color:var(--gold)}
.sub-head h3{margin:0;font-size:17px;color:var(--navy);font-family:"Shippori Mincho",serif;font-weight:600}
.subcard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line)}
@media (max-width:760px){.subcard-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:480px){.subcard-grid{grid-template-columns:1fr}}
.subcard{background:var(--cream);padding:20px 18px;display:flex;flex-direction:column;gap:8px}
.subcard .tag{font-family:"Cormorant Garamond",serif;font-style:italic;color:var(--gold);font-size:12.5px}
.subcard h4{margin:0;font-size:14px;color:var(--navy);font-family:"Noto Sans JP",sans-serif;font-weight:700}
.subcard p{margin:0;font-size:12.5px;color:var(--muted);line-height:1.7}

/* --- cta band (index) --- */
.cta-band{
  background:
    radial-gradient(520px 260px at 12% 0%, rgba(201,164,85,.14), transparent 60%),
    var(--navy-dark);
}
.cta-band .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:20px;text-align:center}
.cta-band h2{margin:0 auto;font-size:clamp(19px,2.6vw,25px);color:var(--cream);max-width:24em;font-family:"Shippori Mincho",serif;font-weight:600}

/* --- cta band (recruit) --- */
body[data-page="recruit"] .cta-band{
  margin-top:8px;
  padding-block:52px;
}
body[data-page="recruit"] .cta-band .wrap{display:block;text-align:left}
body[data-page="recruit"] .cta-band h2{margin:0 0 20px;text-align:left}

/* --- recruit: philosophy / positions --- */
h2.sec{display:flex;align-items:center;gap:8px;font-size:18px;color:var(--navy);margin:0 0 16px}
h2.sec::before{content:"";width:9px;height:9px;background:var(--gold);flex:none}
body[data-page="privacy"] h2.sec{font-size:17px;margin:38px 0 14px}

.philosophy{padding-bottom:48px;border-bottom:1px solid var(--line)}
.philosophy p{color:#3A4352;margin:0;max-width:42em}

.positions{padding-block:48px}
.job-card{border-top:1px solid var(--navy);padding-block:28px;display:grid;grid-template-columns:200px 1fr;gap:22px}
.job-card:last-of-type{border-bottom:1px solid var(--navy)}
.job-meta{display:block;font-size:11.5px;letter-spacing:.06em;color:var(--muted);margin-bottom:6px}
.job-card h3{font-size:18px;color:var(--navy);margin:0}
.job-card > div:first-child .job-meta:last-child{margin-top:8px;margin-bottom:0}
.job-card p{color:#3A4352;margin:0 0 10px;max-width:40em}
.job-list{margin:12px 0 0;padding-left:1.1em;color:#3A4352;max-width:40em}
.job-list li{margin-bottom:6px}
@media (max-width:620px){.job-card{grid-template-columns:1fr;gap:10px}}

.contact-note{margin-top:8px;background:var(--cream-deep);border:1px solid var(--line);padding:18px 20px;font-size:13px;color:var(--muted);max-width:42em}

/* --- contact: inquiry form --- */
.inquiry-form{max-width:520px}
.inquiry-form .field{margin-bottom:20px}
.inquiry-form label{display:block;font-size:12.5px;letter-spacing:.04em;color:var(--gold-light);margin-bottom:7px}
.inquiry-form .req{color:#E6968C;font-size:11px;letter-spacing:.04em}
.inquiry-form input,.inquiry-form textarea{
  width:100%;font:inherit;font-size:14.5px;color:var(--ink);background:var(--cream);
  border:1px solid var(--line-on-navy);border-radius:2px;padding:10px 12px;
}
.inquiry-form input::placeholder,.inquiry-form textarea::placeholder{color:#B9BFC9}
.inquiry-form input:focus,.inquiry-form textarea:focus{outline:2px solid var(--gold);outline-offset:1px}
.inquiry-form textarea{resize:vertical;min-height:110px;font-family:inherit;line-height:1.7}
.zip-row{display:flex;align-items:center;gap:8px;max-width:220px}
.zip-row input{text-align:center}
.zip-sep{color:var(--muted-on-navy)}
.submit-btn{
  appearance:none;border:0;border-radius:2px;background:var(--gold);color:var(--navy-dark);
  font:inherit;font-weight:700;font-size:14px;letter-spacing:.04em;padding:13px 34px;cursor:pointer;
}
.submit-btn:hover{background:var(--gold-light)}
.form-note{margin-top:16px;font-size:12px;color:var(--muted-on-navy);max-width:36em}
.form-note-email{color:var(--gold-light);font-variant-numeric:tabular-nums}

/* --- privacy policy --- */
.en-note{font-size:12.5px;color:var(--muted);border-left:2px solid var(--gold);padding-left:12px;margin-bottom:28px;max-width:34em}
.addr-box{border:1px solid var(--line);background:var(--cream);padding:20px 24px;margin:12px 0 28px;max-width:480px}
.addr-box .addr-co{font-family:"Shippori Mincho","Noto Serif JP",serif;font-weight:600;font-size:15px;color:var(--navy);margin-bottom:8px}
.addr-box .addr-line{font-size:13.5px;color:var(--muted);line-height:1.7}
.addr-box .addr-note{font-size:12.5px;color:var(--muted);margin-top:8px}
h3.sub{font-size:14px;color:var(--navy);margin:22px 0 8px;font-family:"Noto Sans JP",sans-serif;font-weight:700}
body[data-page="privacy"] p{color:#3A4352;margin:0 0 10px;max-width:38em}
body[data-page="privacy"] ol{margin:0 0 14px;padding-left:1.3em;color:#3A4352;max-width:38em}
body[data-page="privacy"] ol li{margin-bottom:6px}
.sub-list{list-style:none;padding-left:0;margin:8px 0 14px}
.sub-list li{margin-bottom:4px}
.policy-link{color:var(--navy);font-weight:700;text-decoration:underline;text-underline-offset:3px}

/* --- footer --- */
footer{padding-block:34px;background:var(--navy-dark);color:var(--muted-on-navy);font-size:12px}
body[data-page="contact"] footer{background:none;border-top:1px solid var(--line-on-navy)}
footer .wrap{display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between}
footer .fname{color:var(--cream);font-family:"Shippori Mincho",serif;font-size:14px}
.back-link,.back-top{color:var(--gold-light);text-decoration:none;font-size:12px}
.footer-links{display:flex;gap:18px;align-items:center;flex-wrap:wrap}