/* 株式会社アットナビ v2 — 紙・墨・瀬戸内の藍。罫線と余白で組む（カード・影・角丸・グラデは使わない） */
:root{
  --bg:#f7f5f0;        /* 生成りの紙 */
  --paper:#fffdf9;     /* 白い紙 */
  --ink:#1e2327;       /* 墨 */
  --ink-2:#474d52;
  --mute:#80868b;
  --rule:#d8d2c6;      /* 罫線 */
  --rule-soft:#e7e2d8;
  --ai:#23415a;        /* 瀬戸内の藍（差し色はこれ1色） */
  --ai-deep:#172d3f;
  --wrap:1160px;
  --sans:"Zen Kaku Gothic New",-apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
  --serif:"Shippori Mincho","Hiragino Mincho ProN","Yu Mincho",YuMincho,serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:20px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:2;letter-spacing:.04em;font-weight:400}
h1,h2,h3,h4,p,ul,ol,dl,dd,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{max-width:100%;display:block}
a{color:inherit}
.serif{font-family:var(--serif);font-feature-settings:"palt";letter-spacing:.06em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 40px}
.skip{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:8px 14px;z-index:100}
.skip:focus{left:12px;top:12px}
.sp{display:none}
.ph-text{color:var(--mute)}

/* ===== Header ===== */
.site-head{position:sticky;top:0;z-index:70;background:rgba(247,245,240,.96);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--rule)}
.bar{display:flex;align-items:center;gap:28px;height:72px}
.mark{text-decoration:none;display:block;flex-shrink:0;line-height:1.25}
.mark-en{display:block;font-family:var(--serif);font-size:10px;letter-spacing:.34em;color:var(--ai)}
.mark-ja{display:block;font-family:var(--serif);font-size:20px;font-weight:600;letter-spacing:.12em}
.gnav{margin-left:auto}
.gnav ul{display:flex;align-items:center;gap:4px}
.gnav a{display:block;text-decoration:none;font-size:13.5px;letter-spacing:.1em;padding:8px 10px;line-height:1.5;white-space:nowrap;background-image:linear-gradient(var(--ink),var(--ink));background-size:0 1px;background-position:50% 100%;background-repeat:no-repeat;transition:background-size .3s ease}
.gnav a:hover{background-size:calc(100% - 20px) 1px}
.gnav .to-contact{background:var(--ai);color:#fff;padding:9px 18px;margin-left:8px}
.gnav .to-contact:hover{background:var(--ai-deep)}
.head-tel{flex-shrink:0;text-decoration:none;font-family:var(--serif);font-size:21px;font-weight:600;letter-spacing:.05em;line-height:1.2;text-align:right;color:var(--ink)}
.head-tel small{display:block;font-family:var(--sans);font-size:10.5px;font-weight:400;letter-spacing:.16em;color:var(--ink-2)}
.menu-btn{display:none}

/* ===== Hero ===== */
.hero{position:relative;height:calc(100vh - 72px);height:calc(100svh - 72px);min-height:560px;max-height:920px;overflow:hidden}
.hero-photo{position:absolute;inset:0}
.hero-photo img{width:100%;height:100%;object-fit:cover;object-position:50% 58%}
.hero-cap{position:absolute;right:28px;bottom:14px;font-size:12px;color:rgba(255,255,255,.92);letter-spacing:.08em;text-shadow:0 1px 8px rgba(0,0,0,.45)}
.hero-panel{position:absolute;left:0;right:0;bottom:clamp(28px,7vh,72px);max-width:var(--wrap);margin:0 auto;padding:0 40px}
.hero-box{background:rgba(255,253,249,.97);max-width:620px;padding:40px 46px 40px;border-top:3px solid var(--ai);box-shadow:0 30px 60px -30px rgba(20,30,40,.35)}
.hero-kicker{font-size:13px;letter-spacing:.16em;color:var(--ai);margin-bottom:14px}
.hero-h1{font-family:var(--serif);font-weight:600;font-size:clamp(26px,2.7vw,36px);line-height:1.65;letter-spacing:.08em;font-feature-settings:"palt"}
.hero-lead{margin-top:18px;font-size:15px;line-height:2;color:var(--ink-2)}
.hero-links{margin-top:26px;display:flex;flex-wrap:wrap;gap:12px}

/* Buttons (square, quiet) */
.btn{display:inline-flex;align-items:center;justify-content:space-between;gap:28px;min-width:240px;text-decoration:none;font-size:15px;letter-spacing:.1em;padding:16px 22px;border:1px solid var(--ink);line-height:1.5;transition:background .2s,color .2s}
.btn::after{content:"→";font-family:var(--serif)}
.btn--ink{background:var(--ink);color:#fff}
.btn--ink:hover{background:var(--ai-deep);border-color:var(--ai-deep)}
.btn--line{background:transparent}
.btn--line:hover{background:var(--ink);color:#fff}

/* ===== Index (目次) ===== */
.index{padding:84px 0 20px}
.index ol{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--ink)}
.index li{border-bottom:1px solid var(--rule)}
.index li:nth-child(3n+2),.index li:nth-child(3n+3){border-left:1px solid var(--rule)}
.index a{display:flex;gap:18px;align-items:baseline;padding:22px 24px;text-decoration:none;transition:background .2s}
.index a:hover{background:var(--paper)}
.index .n{font-family:var(--serif);color:var(--ai);font-size:15px;min-width:1.5em}
.index b{display:block;font-family:var(--serif);font-weight:600;font-size:19px;letter-spacing:.08em;line-height:1.5}
.index span.d{display:block;font-size:13px;color:var(--ink-2);margin-top:4px;line-height:1.7}

/* ===== Section (左に縦組みの見出し・右に本文) ===== */
.sec{padding:110px 0}
.sec + .sec{border-top:1px solid var(--rule)}
.sec .wrap{display:grid;grid-template-columns:200px 1fr;gap:56px}
.sec-head{position:relative}
.sec-no{display:flex;align-items:center;gap:12px;font-family:var(--serif);color:var(--ai);font-size:15px;letter-spacing:.2em;margin-bottom:26px}
.sec-no::after{content:"";flex:1;height:1px;background:var(--ai);opacity:.5}
.sec-h{font-family:var(--serif);font-weight:600;font-size:32px;line-height:1.55;letter-spacing:.14em;writing-mode:vertical-rl;font-feature-settings:"vpal";height:auto;max-height:460px;margin-left:auto;margin-right:auto}
.sec-body{min-width:0}
.sec-lead{font-family:var(--serif);font-size:22px;line-height:1.9;letter-spacing:.06em;margin-bottom:34px}
.prose p{color:var(--ink-2)}
.prose p+p{margin-top:1em}

.cols{display:grid;grid-template-columns:1fr 1fr;gap:0 56px}
.col{padding-top:28px;border-top:1px solid var(--ink)}
.col-h{font-family:var(--serif);font-weight:600;font-size:21px;letter-spacing:.1em;margin-bottom:6px}
.col-h small{display:block;font-family:var(--sans);font-weight:500;font-size:13px;color:var(--ai);letter-spacing:.16em;margin-bottom:2px}
.col p{color:var(--ink-2);margin-bottom:12px}
.dash li{position:relative;padding-left:1.3em;color:var(--ink)}
.dash li::before{content:"―";position:absolute;left:0;color:var(--mute)}
.ask{margin-top:28px}
.ask-t{font-size:13px;color:var(--mute);letter-spacing:.14em;padding-bottom:8px;border-bottom:1px solid var(--rule)}
.ask li{font-family:var(--serif);font-size:16.5px;letter-spacing:.05em;padding:13px 0;border-bottom:1px solid var(--rule-soft);line-height:1.75}
.ask li::before{content:"「"}.ask li::after{content:"」"}

/* ===== Figures ===== */
.figs{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid var(--ink);border-bottom:1px solid var(--rule)}
.fig{padding:34px 34px 30px 0}
.fig+.fig{padding-left:34px;border-left:1px solid var(--rule)}
.fig .fig-t{font-size:13px;color:var(--ink-2);letter-spacing:.1em}
.fig .fig-n{font-family:var(--serif);font-weight:600;font-size:54px;line-height:1.35;letter-spacing:.02em;color:var(--ai);margin:6px 0 4px;font-feature-settings:"palt"}
.fig-n small{font-size:20px;margin-left:4px;color:var(--ink)}
.fig-n sup{font-size:13px;color:var(--mute);vertical-align:top;margin-left:4px;font-family:var(--sans)}
.fig p{font-size:15px;color:var(--ink-2);line-height:1.95}
.notes{margin-top:16px;font-size:12px;color:var(--mute);line-height:1.9}
.notes a{color:var(--mute)}
.team{margin-top:52px;display:grid;grid-template-columns:1fr 1fr;gap:0 56px}
.team dt{font-family:var(--serif);font-weight:600;font-size:18px;letter-spacing:.1em;padding-bottom:10px;border-bottom:1px solid var(--ink)}
.team dd li{padding:11px 0;border-bottom:1px solid var(--rule-soft)}
.team-note{margin-top:30px;color:var(--ink-2)}

/* ===== Photo band ===== */
.band{margin:0}
.band img{width:100%;height:min(52vh,460px);min-height:260px;object-fit:cover;object-position:50% 55%}
.band figcaption{max-width:var(--wrap);margin:0 auto;padding:10px 40px 0;text-align:right;font-size:12px;color:var(--mute);letter-spacing:.08em}

/* ===== Compare table ===== */
.cmp{width:100%;border-collapse:collapse;font-size:15px;line-height:1.85}
.cmp th,.cmp td{border-bottom:1px solid var(--rule);padding:18px 16px;vertical-align:top;text-align:left}
.cmp thead th{border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);font-family:var(--serif);font-size:19px;font-weight:600;letter-spacing:.12em;padding:16px}
.cmp thead th:first-child{width:118px}
.cmp tbody th{font-size:13px;font-weight:500;color:var(--ink-2);letter-spacing:.12em;white-space:nowrap}
.cmp td + td,.cmp th + td,.cmp thead th + th{border-left:1px solid var(--rule-soft)}
.cmp td li{position:relative;padding-left:1.1em}
.cmp td li::before{content:"・";position:absolute;left:-.1em}
.cmp tr.good td{background:var(--paper)}
.notice{margin-top:40px;padding:26px 0 0;border-top:1px solid var(--ink)}
.notice h3{font-family:var(--serif);font-weight:600;font-size:20px;letter-spacing:.1em;margin-bottom:8px}
.notice p{color:var(--ink-2)}
.points{margin-top:56px}
.points h3{font-family:var(--serif);font-weight:600;font-size:22px;letter-spacing:.12em;padding-bottom:12px;border-bottom:1px solid var(--ink)}
.points li{display:grid;grid-template-columns:3em 1fr;padding:18px 0;border-bottom:1px solid var(--rule)}
.points .n{font-family:var(--serif);color:var(--ai);font-size:20px;line-height:1.6}
.small-note{margin-top:16px;font-size:13px;color:var(--mute);line-height:1.9}
.after{margin-top:44px}

/* ===== Message ===== */
.msg{display:grid;grid-template-columns:300px 1fr;gap:56px;align-items:start}
.portrait{aspect-ratio:3/4;background:#e6e1d6;display:flex;align-items:flex-end;padding:18px;font-size:12px;color:var(--ink-2);letter-spacing:.12em}
.msg-q{font-family:var(--serif);font-weight:600;font-size:26px;line-height:1.85;letter-spacing:.08em;margin-bottom:28px}
.msg .prose p{color:var(--ink)}
.sign{margin-top:40px;padding-top:22px;border-top:1px solid var(--rule);display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap}
.sign-role{font-size:13px;color:var(--ink-2);letter-spacing:.12em;line-height:1.8}
.sign-name{font-family:var(--serif);font-size:30px;font-weight:600;letter-spacing:.3em;line-height:1.3}
.sign-name small{display:block;font-family:var(--sans);font-size:11px;font-weight:400;letter-spacing:.3em;color:var(--mute);text-align:right}
.quals{margin-top:24px;font-size:14px;color:var(--ink-2);line-height:2}

/* ===== Company ===== */
.outline{border-top:1px solid var(--ink)}
.outline div{display:grid;grid-template-columns:170px 1fr;border-bottom:1px solid var(--rule)}
.outline dt{padding:17px 0;font-size:14px;color:var(--ink-2);letter-spacing:.12em}
.outline dd{padding:17px 0;line-height:1.9}
.outline a{color:var(--ai)}
.map{margin-top:40px}
.map iframe{display:block;width:100%;height:360px;border:0;filter:grayscale(.55) contrast(.95)}
.map-cap{font-size:12px;color:var(--mute);margin-top:8px;letter-spacing:.06em}

/* ===== Contact ===== */
.contact{background:var(--ai-deep);color:#e9edf0;padding:110px 0}
.contact .wrap{display:grid;grid-template-columns:200px 1fr;gap:56px}
.contact .sec-no{color:#a9bccb}
.contact .sec-no::after{background:#a9bccb}
.contact .sec-h{color:#fff}
.contact-lead{font-family:var(--serif);font-size:21px;line-height:1.9;letter-spacing:.06em;color:#fff;margin-bottom:40px}
.ways{display:grid;grid-template-columns:1fr 1fr;border-top:1px solid rgba(255,255,255,.5)}
.way{padding:30px 34px 34px 0}
.way+.way{padding-left:34px;border-left:1px solid rgba(255,255,255,.2)}
.way .way-t{font-size:13px;letter-spacing:.16em;color:#a9bccb}
.way-tel{display:block;font-family:var(--serif);font-size:42px;font-weight:600;text-decoration:none;letter-spacing:.05em;color:#fff;line-height:1.4;margin:6px 0}
.way-mail{display:block;font-size:19px;color:#fff;word-break:break-all;margin:12px 0 10px;letter-spacing:.04em}
.way p{font-size:14px;color:#c4d0da;line-height:1.9}
.btn--white{border-color:#fff;color:#fff;margin-top:20px}
.btn--white:hover{background:#fff;color:var(--ai-deep)}

/* ===== Footer ===== */
.foot{background:var(--ink);color:#b9bec2;padding:52px 0 40px;font-size:13px;line-height:1.9}
.foot .wrap{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.foot-name{font-family:var(--serif);font-size:19px;color:#fff;letter-spacing:.12em;margin-bottom:6px}
.foot nav{display:flex;gap:22px;flex-wrap:wrap;align-items:flex-start}
.foot nav a{text-decoration:none}
.foot nav a:hover{text-decoration:underline}
.foot-bottom{width:100%;border-top:1px solid #3a4146;padding-top:18px;margin-top:10px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:12px;color:#8b9196}
.foot-bottom a{color:#8b9196}

.sp-bar{display:none}

/* ===== Responsive ===== */
@media(max-width:960px){
  .wrap{padding:0 28px}
  .sec .wrap,.contact .wrap{grid-template-columns:1fr;gap:0}
  .sec-h{writing-mode:horizontal-tb;max-height:none;font-size:27px;letter-spacing:.08em;margin:0 0 30px}
  .sec-no{max-width:220px}
  .index ol{grid-template-columns:1fr 1fr}
  .index li:nth-child(n){border-left:0}
  .index li:nth-child(2n){border-left:1px solid var(--rule)}
  .msg{grid-template-columns:220px 1fr;gap:36px}
}
@media(max-width:1080px){
  .menu-btn{display:flex;flex-direction:column;justify-content:center;gap:6px;width:46px;height:46px;margin-right:-10px;padding:12px 11px;border:0;background:none;cursor:pointer}
  .menu-btn span{display:block;height:1.5px;background:var(--ink);transition:transform .35s cubic-bezier(.22,.61,.36,1),opacity .2s}
  .nav-open .menu-btn span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
  .nav-open .menu-btn span:nth-child(2){opacity:0}
  .nav-open .menu-btn span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
  .head-tel{margin-left:auto}
  .gnav{position:absolute;left:0;right:0;top:100%;margin:0;background:var(--paper);border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);box-shadow:0 22px 40px rgba(30,35,39,.14);opacity:0;visibility:hidden;transform:translateY(-6px);transition:opacity .3s ease,transform .3s ease,visibility 0s linear .3s}
  .nav-open .gnav{opacity:1;visibility:visible;transform:none;transition:opacity .3s ease,transform .3s ease,visibility 0s}
  .gnav ul{flex-direction:column;align-items:stretch;gap:0}
  .gnav li+li a{border-top:1px solid var(--rule-soft)}
  .gnav a{padding:15px 28px;font-size:14.5px;background-image:none}
  .gnav .to-contact{margin:0;padding:15px 28px}
}
@media(max-width:720px){
  .menu-btn{margin-left:auto}
  body{font-size:15.5px;padding-bottom:58px}
  .wrap{padding:0 20px}
  .sp{display:inline}
  .head-tel{display:none}
  .bar{height:62px}
  .mark-ja{font-size:19px}
  .hero{height:auto;min-height:0;max-height:none;overflow:visible}
  .hero-photo{position:relative;overflow:hidden}
  .hero-photo img{height:230px}
  .hero-cap{top:10px;right:12px;bottom:auto;font-size:10.5px}
  .hero-panel{position:relative;bottom:auto;margin-top:-28px;padding:0 12px}
  .hero-box{box-shadow:none}
  .hero-box{padding:26px 22px 28px}
  .hero-h1{font-size:25px;letter-spacing:.05em}
  .hero-lead{font-size:14.5px;line-height:1.95;margin-top:14px}
  .hero-links{margin-top:20px}
  .btn{width:100%;min-width:0}
  .index{padding:60px 0 0}
  .index ol{grid-template-columns:1fr}
  .index li:nth-child(n){border-left:0}
  .index a{padding:18px 4px}
  .sec,.contact{padding:72px 0}
  .sec-lead{font-size:19px}
  .cols,.team,.figs,.ways{grid-template-columns:1fr}
  .col+.col{margin-top:44px}
  .team dl+dl,.team div+div{margin-top:30px}
  .fig{padding:28px 0}
  .fig+.fig{padding-left:0;border-left:0;border-top:1px solid var(--rule)}
  .fig .fig-n{font-size:44px}
  .band img{height:240px;min-height:0}
  .band figcaption{padding:8px 20px 0;font-size:11px}
  .cmp thead{display:none}
  .cmp,.cmp tbody,.cmp tr,.cmp td{display:block;width:100%}
  .cmp tbody th{display:none}
  .cmp td{border-left:0!important;padding:14px 0}
  .cmp td::before{content:attr(data-l);display:block;font-family:var(--serif);font-weight:600;font-size:17px;color:var(--ink);letter-spacing:.1em;margin-bottom:4px}
  .cmp tr.good td{background:transparent}
  .cmp tr{border-top:1px solid var(--ink);padding-top:6px}
  .cmp tr + tr{margin-top:26px}
  .cmp tr.good td::after{content:""}
  .msg{grid-template-columns:1fr}
  .portrait{max-width:180px;aspect-ratio:3/4}
  .msg-q{font-size:21px}
  .sign-name{font-size:25px}
  .outline div{grid-template-columns:96px 1fr}
  .outline dt{font-size:13px}
  .map iframe{height:280px}
  .way{padding:26px 0}
  .way+.way{padding-left:0;border-left:0;border-top:1px solid rgba(255,255,255,.2)}
  .way-tel{font-size:34px}
  .sp-bar{display:grid;grid-template-columns:1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:60;border-top:1px solid var(--ink);background:var(--paper)}
  .sp-bar a{display:flex;align-items:center;justify-content:center;padding:15px 8px;font-size:15px;letter-spacing:.12em;text-decoration:none;color:var(--ink)}
  .sp-bar a+a{background:var(--ink);color:#fff}
}
/* ===== Motion（ふわっと現れる。JSが動いたときだけ隠す＝動かない環境でも全部見える） ===== */
.motion .fx{opacity:0;transform:translateY(28px);transition:opacity 1.1s cubic-bezier(.22,.61,.36,1) var(--d,0s),transform 1.2s cubic-bezier(.22,.61,.36,1) var(--d,0s)}
.motion .fx.in{opacity:1;transform:none}
/* 縦組みの見出しは、筆で書くように上から現れる */
.motion .fx-ink{transform:none;clip-path:inset(0 0 100% 0);transition:clip-path 1.6s cubic-bezier(.77,0,.18,1) var(--d,0s),opacity .8s ease var(--d,0s)}
.motion .fx-ink.in{clip-path:inset(0 0 0 0)}
/* 番号の横の罫線が伸びる */
.motion .sec-no.fx::after{transform:scaleX(0);transform-origin:left;transition:transform 1.3s cubic-bezier(.22,.61,.36,1) .35s}
.motion .sec-no.fx.in::after{transform:scaleX(1)}
/* 写真の帯はゆっくり寄りから引きへ */
.motion .fx-photo{transform:none;overflow:hidden}
.motion .fx-photo img{transform:scale(1.08);transition:transform 2.4s cubic-bezier(.22,.61,.36,1)}
.motion .fx-photo.in img{transform:none}
/* 一枚目（読み込み時） */
.hero-photo{overflow:hidden}
.motion .hero-photo img{transform:scale(1.07);transition:transform 3s cubic-bezier(.22,.61,.36,1)}
.motion .hero-box,.motion .hero-cap{opacity:0;transform:translateY(30px);transition:opacity 1.2s ease .45s,transform 1.3s cubic-bezier(.22,.61,.36,1) .45s}
.motion .hero-cap{transform:none;transition-delay:1.1s}
.motion.loaded .hero-photo img{transform:none}
.motion.loaded .hero-box,.motion.loaded .hero-cap{opacity:1;transform:none}
@media(max-width:960px){
  .motion .fx-ink{clip-path:inset(0 100% 0 0)}
  .motion .fx-ink.in{clip-path:inset(0 0 0 0)}
}
@media(prefers-reduced-motion:reduce){
  .motion .fx,.motion .fx-photo img,.motion .hero-photo img,.motion .hero-box,.motion .hero-cap{opacity:1!important;transform:none!important;clip-path:none!important;transition:none!important}
}
@media print{.gnav,.sp-bar,.map{display:none}}