/* =========================================================
   にしやま整骨院 企業訪問出張整体サイト
   sidebar-base.css v1 をベースに、ネイビー配色＋BtoB用ブロックを追加
   ========================================================= */

:root{
  /* ── 主役カラー（ネイビー：法人の決裁者向け） ── */
  --primary:      #1e3f66;  /* ナビ帯・サイド見出し */
  --primary-cta:  #1e7a5f;  /* 問い合わせ・CTA（提案書の緑と統一） */
  --accent-soft:  #dde5f0;  /* 見出し帯のグラデ */
  --dot:          #e0a13a;  /* 受付時間の●・小アクセント */
  --hl:           #1e7a5f;  /* ヒーロー強調 */

  /* ── 派生・ほぼ固定 ── */
  --accent-soft2: #f2f6fb;
  --tab:          #e0a13a;
  --row-tint:     #eaf1f8;
  --logo-ink:     #1b3350;
  --red:          #c0392b;
  --orange:       #d97a1e;

  /* ── テキスト・罫線 ── */
  --ink:#333; --muted:#666; --line:#dcdcdc;
}

*{box-sizing:border-box}
body{margin:0;background:#fff;color:var(--ink);font-family:"Noto Sans JP",system-ui,sans-serif;line-height:1.85;font-size:15px}
a{color:inherit}
img{max-width:100%;display:block}
.wrap{max-width:1000px;margin:0 auto;padding:0 14px}

/* ===== ヘッダー ===== */
.head-top{max-width:1000px;margin:0 auto;padding:10px 14px 0}
.catch{font-size:.78rem;color:#555;margin:0}
.head-main{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;padding-bottom:10px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none}
.logo .name{font-weight:900;font-size:1.6rem;color:var(--logo-ink);line-height:1.25}
.logo .name small{display:block;font-size:.62rem;letter-spacing:.14em;color:#7a8899;font-weight:700;margin-top:4px}
.logo .name b{color:var(--primary)}
.contact{text-align:right}
.contact .box{display:inline-block;background:var(--primary-cta);color:#fff;font-weight:700;font-size:.82rem;padding:4px 16px;border-radius:8px 8px 0 0}
.contact .tel{font-weight:900;font-size:2rem;color:var(--primary);line-height:1.05;text-decoration:none;letter-spacing:.01em}
.contact address{font-style:normal;font-size:.78rem;color:#444;margin-top:2px;line-height:1.6}
@media(max-width:640px){.logo .name{font-size:1.3rem}.contact{text-align:left;width:100%}.contact .tel{font-size:1.8rem}}

/* ===== ナビ ===== */
nav.mainnav{background:var(--primary);position:sticky;top:0;z-index:40}
.navbar{max-width:1000px;margin:0 auto;display:flex}
.navbar a{flex:1;text-align:center;color:#fff;text-decoration:none;padding:12px 4px;font-weight:700;font-size:.92rem;border-left:1px solid rgba(255,255,255,.3);transition:background .15s}
.navbar a:first-child{border-left:none}
.navbar a:hover{background:rgba(0,0,0,.18)}
.navbar a span{display:block;font-size:.6rem;font-weight:500;letter-spacing:.06em;opacity:.85;margin-top:2px}
.navtoggle{display:none}
@media(max-width:760px){
  .navtoggle{display:block;width:100%;background:var(--primary);color:#fff;border:none;padding:12px;font-weight:700;font-size:1rem;cursor:pointer}
  .navbar{flex-direction:column;max-height:0;overflow:hidden;transition:max-height .3s}
  .navbar.open{max-height:640px}
  .navbar a{border-left:none;border-top:1px solid rgba(255,255,255,.25)}
}

/* ===== ヒーロー ===== */
.hero{background:#eef2f6}
.hero-inner{position:relative;max-width:1000px;margin:0 auto}
.collage{display:grid;grid-template-columns:repeat(6,1fr);grid-template-rows:repeat(2,155px);gap:3px;max-width:1000px;margin:0 auto}
.collage img{width:100%;height:100%;object-fit:cover}
.tile{overflow:hidden;background:#dde5ec}
.t1{grid-column:1/4;grid-row:1/3}
.t2{grid-column:4/5;grid-row:1/2}
.t3{grid-column:5/7;grid-row:1/2}
.t4{grid-column:4/7;grid-row:2/3}
.hero-copy{position:absolute;left:16px;right:16px;bottom:18px;z-index:2;margin:0;font-weight:900;line-height:1.45;
  font-size:clamp(1.1rem,2.4vw,1.7rem);color:#12293f;
  text-shadow:0 2px 8px rgba(255,255,255,.95),0 0 3px #fff,0 0 12px rgba(255,255,255,.9)}
.hero-copy .g{color:var(--hl)}
.hero-copy .o{color:var(--primary-cta)}
@media(max-width:760px){
  .collage{grid-template-columns:repeat(2,1fr);grid-template-rows:repeat(2,120px)}
  .t1{grid-column:1/3;grid-row:1/2}.t2{grid-column:1/2;grid-row:2/3}
  .t3{grid-column:2/3;grid-row:2/3}.t4{display:none}
  .hero-copy{position:static;left:auto;right:auto;padding:16px 14px;background:var(--accent-soft2);text-shadow:none;font-size:1.1rem}
}

/* ===== 2カラム ===== */
.layout{display:grid;grid-template-columns:270px 1fr;gap:28px;padding:26px 0}
@media(max-width:860px){.layout{grid-template-columns:1fr}}

/* ---- サイドバー ---- */
.side-h{background:var(--primary);color:#fff;font-weight:700;padding:9px 12px;position:relative;padding-left:20px;border-radius:4px 4px 0 0;margin-top:22px;font-size:.95rem}
.side-h::before{content:"";position:absolute;left:8px;top:9px;bottom:9px;width:5px;background:var(--tab);border-radius:2px}
.side-box{border:1px solid var(--line);border-top:none;padding:14px;border-radius:0 0 4px 4px}
.doc-banner{display:block;text-decoration:none;background:linear-gradient(#fff8ec,#ffefd6);border:1px solid #e8c98d;border-radius:8px;padding:16px;text-align:center}
.doc-banner .ttl{color:var(--orange);font-weight:900;font-size:1.2rem;display:block;line-height:1.4}
.doc-banner .sub{color:#7a5a2a;font-size:.82rem;margin-top:6px;display:block;line-height:1.6}
.symlist{list-style:none;margin:0;padding:0}
.symlist li{border-bottom:1px dotted #cfcfcf;padding:9px 4px}
.symlist li:last-child{border-bottom:none}
.symlist a{text-decoration:none;font-weight:500}
.symlist a::before{content:"»";color:var(--primary);margin-right:8px;font-weight:700}
.sideflow{list-style:none;margin:0;padding:0;counter-reset:sf}
.sideflow li{position:relative;padding:0 0 14px 34px;font-size:.88rem;line-height:1.6}
.sideflow li:last-child{padding-bottom:0}
.sideflow li::before{counter-increment:sf;content:counter(sf);position:absolute;left:0;top:2px;
  width:23px;height:23px;background:var(--primary);color:#fff;border-radius:50%;
  font-size:.75rem;font-weight:700;text-align:center;line-height:23px}
.sideflow li::after{content:"";position:absolute;left:11px;top:27px;bottom:4px;width:1px;background:#c9d4e0}
.sideflow li:last-child::after{display:none}
.sideflow b{display:block;font-size:.95rem;color:var(--primary)}
.arealist{margin:0;padding:0;list-style:none;font-size:.88rem}
.arealist li{padding:7px 0;border-bottom:1px dotted #cfcfcf}
.arealist li:last-child{border-bottom:none}
.arealist b{display:block;color:var(--primary);font-size:.85rem}
.needbox{font-size:.86rem;line-height:1.75;margin:0}
.needbox b{color:var(--primary-cta)}
.tel-banner{display:block;background:var(--primary-cta);color:#fff;text-align:center;text-decoration:none;font-weight:900;border-radius:8px;padding:14px;margin-top:22px;font-size:1.35rem;line-height:1.3}
.tel-banner small{display:block;font-size:.72rem;font-weight:500;opacity:.92;margin-top:4px}

/* ---- メイン見出し ---- */
h2.mh{background:linear-gradient(90deg,var(--accent-soft),var(--accent-soft2));font-size:1.22rem;font-weight:900;color:#1b3350;padding:12px 14px;border-radius:4px;position:relative;padding-left:22px;margin:0 0 18px}
h2.mh::before{content:"";position:absolute;left:10px;top:12px;bottom:12px;width:6px;background:var(--primary)}

.check{list-style:none;margin:0 0 18px;padding:0}
.check li{position:relative;padding:7px 0 7px 34px;font-weight:700;font-size:1rem}
.check li::before{content:"✓";position:absolute;left:0;top:8px;width:22px;height:22px;border:2px solid var(--primary);color:var(--primary);border-radius:4px;font-size:.85rem;line-height:20px;text-align:center}
.lead-red{color:var(--primary-cta);font-weight:900;font-size:1.1rem;margin:20px 0 10px;line-height:1.6}
.intro p{margin:0 0 8px}
.band-img{margin:20px 0;border-radius:8px;overflow:hidden;aspect-ratio:16/7;border:1px solid #e2e8ee}
.band-img img{width:100%;height:100%;object-fit:cover}

/* ---- データ（腰痛は職業病） ---- */
.datagrid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:0 0 14px}
@media(max-width:520px){.datagrid{grid-template-columns:1fr}}
.datacard{background:var(--accent-soft2);border:1px solid #d6e1ec;border-radius:8px;padding:18px 16px;text-align:center}
.datacard .num{font-size:2.3rem;font-weight:900;color:var(--primary);line-height:1.15}
.datacard .num small{font-size:1rem;margin-left:2px}
.datacard p{margin:6px 0 0;font-size:.86rem;color:#445;line-height:1.65}
.srcnote{font-size:.76rem;color:#888;margin:0 0 20px}

/* ---- 違い ---- */
.diff{list-style:none;margin:0;padding:0}
.diff li{display:grid;grid-template-columns:150px 1fr;gap:16px;padding:18px 0;border-bottom:1px dashed #d8d8d8}
.diff li:last-child{border-bottom:none}
.diff .ph{aspect-ratio:4/3;background:var(--accent-soft2);border-radius:6px;overflow:hidden;display:flex;align-items:center;justify-content:center;color:#8c9bab;font-size:.72rem;text-align:center;padding:6px}
.diff .ph img{width:100%;height:100%;object-fit:cover}
.diff h3{color:var(--primary);font-size:1.08rem;margin:0 0 6px}
.diff p{margin:0;font-size:.92rem;color:#444}
@media(max-width:520px){.diff li{grid-template-columns:1fr}}

/* ---- 料金 ---- */
.price{border:2px solid var(--primary);border-radius:10px;overflow:hidden;margin-bottom:16px}
.price-h{background:var(--primary);color:#fff;font-weight:700;padding:10px 16px;font-size:.95rem}
.price-b{padding:20px 18px;text-align:center}
.price-b .amt{font-size:2.5rem;font-weight:900;color:var(--primary);line-height:1.1}
.price-b .amt small{font-size:1rem;font-weight:700;margin-left:3px}
.price-b .unit{font-size:.95rem;font-weight:700;color:#445;margin:4px 0 0}
.price-b .memo{font-size:.85rem;color:#666;margin:10px 0 0}
.price-sample{background:var(--accent-soft2);border:1px solid #d6e1ec;border-radius:8px;padding:14px 16px;margin-bottom:10px}
.price-sample table{width:100%;border-collapse:collapse;font-size:.9rem}
.price-sample th{text-align:left;font-weight:500;color:#556;padding:5px 0;white-space:nowrap}
.price-sample td{text-align:right;font-weight:700;padding:5px 0}
.price-sample tr:last-child td{color:var(--primary-cta);font-size:1.15rem}
.trial{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:8px}
@media(max-width:520px){.trial{grid-template-columns:1fr}}
.trial div{border:1px dashed var(--orange);border-radius:8px;padding:14px;text-align:center;background:#fffcf5}
.trial b{display:block;font-size:.88rem;color:#7a5a2a}
.trial .amt{font-size:1.7rem;font-weight:900;color:var(--orange);line-height:1.3}
.trial span{font-size:.8rem;color:#666}

/* ---- 院長 ---- */
.director{display:grid;grid-template-columns:170px 1fr;gap:20px;align-items:start}
.director .face{border-radius:6px;overflow:hidden;border:1px solid #e2e8ee}
.director .face img{width:100%;height:auto}
.director .creds{background:var(--accent-soft2);border:1px solid #d6e1ec;border-radius:6px;padding:12px 15px;font-size:.86rem;margin-top:12px;line-height:1.9}
@media(max-width:520px){.director{grid-template-columns:1fr}}

/* ---- FAQ ---- */
details.q{border:1px solid var(--line);border-radius:6px;margin-bottom:10px;overflow:hidden}
details.q summary{cursor:pointer;list-style:none;padding:13px 16px;font-weight:700;color:#1b3350;background:var(--accent-soft2);display:flex;gap:10px;align-items:center}
details.q summary::-webkit-details-marker{display:none}
details.q summary::before{content:"Q";color:var(--primary-cta);font-weight:900}
details.q summary::after{content:"＋";margin-left:auto;color:var(--primary)}
details.q[open] summary::after{content:"−"}
details.q .a{padding:13px 16px 17px 40px;font-size:.92rem;color:#444}

/* ---- 最終CTA ---- */
.foot-cta{border:2px solid var(--primary-cta);border-radius:10px;padding:24px 20px;margin-top:26px;text-align:center}
.foot-cta h3{margin:0 0 6px;font-size:1.25rem;color:var(--primary)}
.foot-cta p{margin:0 0 18px;font-size:.92rem;color:#555}
.cta-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media(max-width:560px){.cta-row{grid-template-columns:1fr}}
.btn{display:block;text-decoration:none;border-radius:8px;padding:16px 10px;font-weight:900;line-height:1.35}
.btn small{display:block;font-size:.72rem;font-weight:500;margin-top:3px;opacity:.92}
.btn-tel{background:var(--primary-cta);color:#fff;font-size:1.45rem}
.btn-form{background:#fff;color:var(--primary);border:2px solid var(--primary);font-size:1.05rem}
.btn-form:hover{background:var(--accent-soft2)}

footer{background:var(--logo-ink);color:#dbe3ec;margin-top:32px;padding:24px 14px;text-align:center;font-size:.82rem}
footer nav a{color:#eef2f7;text-decoration:none;margin:0 7px}
footer .note{max-width:760px;margin:14px auto 0;font-size:.74rem;opacity:.75;line-height:1.8;text-align:left}
footer .cp{margin-top:12px;font-size:.75rem;opacity:.8}

:focus-visible{outline:3px solid var(--dot);outline-offset:2px}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}

/* ===== お問い合わせフォーム ===== */
.form-lead{margin:0 0 24px;font-size:.95rem;color:#444}
.bform{max-width:680px}
.bform-row{margin-bottom:18px}
.bform-row label,
.bform-fieldset legend{display:block;font-weight:700;font-size:.9rem;margin-bottom:6px;color:#1b3350}
.bform .req{display:inline-block;background:var(--primary-cta);color:#fff;font-size:.68rem;font-weight:700;
  padding:1px 7px;border-radius:3px;margin-left:8px;vertical-align:2px}
.bform input[type=text],.bform input[type=tel],.bform input[type=email],
.bform select,.bform textarea{
  width:100%;padding:11px 12px;border:1px solid #c3cad3;border-radius:5px;
  font-family:inherit;font-size:1rem;line-height:1.6;background:#fff;color:var(--ink);
  transition:border-color .15s,box-shadow .15s}
.bform textarea{resize:vertical}
.bform input:focus-visible,.bform select:focus-visible,.bform textarea:focus-visible{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--accent-soft)}
.bform-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px}
@media(max-width:600px){.bform-grid{grid-template-columns:1fr}}
.bform-fieldset{border:1px solid var(--line);border-radius:6px;padding:14px 16px 8px;margin-bottom:18px}
.bform-fieldset legend{padding:0 6px}
.bform-choices{display:grid;gap:10px}
.bform-choices label{font-weight:500;font-size:.95rem;cursor:pointer;display:flex;align-items:center;gap:9px;margin:0}
.bform-choices input{accent-color:var(--primary-cta);width:18px;height:18px;flex:0 0 auto}
.bform-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.bform-note{font-size:.82rem;color:#666;margin:0 0 16px;line-height:1.8}
.bform-submit{display:block;width:100%;background:var(--primary-cta);color:#fff;border:none;border-radius:8px;
  padding:17px;font-family:inherit;font-size:1.15rem;font-weight:900;cursor:pointer;transition:filter .15s}
.bform-submit:hover{filter:brightness(1.08)}
.bform-submit[disabled]{opacity:.55;cursor:progress}
.bform-status{margin:14px 0 0;font-weight:700;font-size:.95rem;min-height:1.4em;text-align:center}
.bform-status.is-error{color:var(--red)}
.bform-thanks{border:2px solid var(--primary-cta);border-radius:8px;padding:30px 22px;text-align:center}
.bform-thanks h3{margin:0 0 12px;color:var(--primary-cta);font-size:1.3rem}
.bform-thanks p{margin:0 0 6px;font-size:.95rem}

/* ===== お知らせ・ブログ（WordPress連携） ===== */
.blogsec[hidden]{display:none}
.bloglist{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:700px){.bloglist{grid-template-columns:1fr}}
.blogcard{display:block;text-decoration:none;border:1px solid var(--line);border-radius:8px;overflow:hidden;
  transition:box-shadow .15s,transform .15s;background:#fff}
.blogcard:hover{box-shadow:0 4px 14px rgba(30,63,102,.14);transform:translateY(-2px)}
.blogthumb{aspect-ratio:16/10;background:var(--accent-soft2);display:flex;align-items:center;justify-content:center;overflow:hidden}
.blogthumb img{width:100%;height:100%;object-fit:cover}
.blogthumb span{color:#9aa9ba;font-weight:900;letter-spacing:.16em;font-size:.85rem}
.blogbody{padding:12px 14px 16px}
.blogbody time{display:block;font-size:.78rem;color:var(--dot);font-weight:700;letter-spacing:.04em}
.blogbody h3{margin:5px 0 0;font-size:.95rem;line-height:1.65;color:#1b3350;font-weight:700}
.blogmore{text-align:right;margin:14px 0 0;font-size:.9rem;font-weight:700}
.blogmore a{color:var(--primary);text-decoration:none}
.blogmore a:hover{text-decoration:underline}