/* ===== 基本設定 ===== */
:root{
  --navy:#0b3d6b;
  --blue:#1565c0;
  --blue-light:#e8f2fb;
  --orange:#ff8a00;
  --orange-dark:#f57c00;
  --gold:#ffb300;
  --text:#222;
  --gray:#666;
  --bg:#fff;
  --line:#e3e8ee;
  --shadow:0 8px 30px rgba(11,61,107,.12);
  --radius:14px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans JP",sans-serif;
  color:var(--text);
  line-height:1.8;
  background:var(--bg);
  -webkit-text-size-adjust:100%;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:min(1080px,92%);margin-inline:auto}
.sp{display:none}

/* ===== ボタン ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  font-weight:700;border-radius:999px;transition:.25s;cursor:pointer;
  text-align:center;line-height:1.3;border:none;
}
.btn--primary{
  background:linear-gradient(135deg,var(--orange),var(--orange-dark));
  color:#fff;box-shadow:0 8px 20px rgba(245,124,0,.35);
}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(245,124,0,.45)}
.btn--tel{background:#fff;color:var(--navy);border:2px solid var(--navy);flex-direction:column}
.btn--tel:hover{background:var(--navy);color:#fff}
.btn--lg{font-size:1.15rem;padding:18px 38px;min-width:240px}
.btn--block{width:100%}
.btn--header{background:var(--orange);color:#fff;padding:12px 22px;font-size:.95rem}
.btn--header:hover{background:var(--orange-dark)}
.btn__small{font-size:.7rem;font-weight:500;opacity:.8}

/* ===== ヘッダー ===== */
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);box-shadow:0 2px 12px rgba(0,0,0,.06)}
.header__inner{width:min(1180px,94%);margin-inline:auto;display:flex;
  align-items:center;justify-content:space-between;padding:12px 0}
.header__logo-main{display:block;font-weight:900;font-size:1.3rem;color:var(--navy)}
.header__logo-sub{display:block;font-size:.7rem;color:var(--gray);letter-spacing:.05em}
.header__contact{display:flex;align-items:center;gap:20px}
.header__tel{display:flex;flex-direction:column;line-height:1.2}
.header__tel-label{font-size:.7rem;color:var(--gray)}
.header__tel-num{font-family:"Oswald",sans-serif;font-size:1.5rem;font-weight:700;color:var(--navy)}
.header__tel-time{font-size:.68rem;color:var(--gray)}

/* ===== ヒーロー ===== */
.hero{position:relative;color:#fff;overflow:hidden;
  background:linear-gradient(135deg,var(--navy) 0%,var(--blue) 100%)}
.hero__bg{position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(11,61,107,.82) 0%,rgba(21,101,192,.68) 100%),
             url(img/hero.jpg) center/cover no-repeat;}
.hero__inner{position:relative;width:min(1080px,92%);margin-inline:auto;
  padding:70px 0 80px;text-align:center}
.hero__lead{display:inline-block;background:rgba(255,255,255,.15);
  border:1px solid rgba(255,255,255,.4);padding:6px 20px;border-radius:999px;
  font-size:.9rem;font-weight:500;margin-bottom:24px}
.hero__title{font-size:clamp(2rem,5.5vw,3.4rem);font-weight:900;line-height:1.35;
  text-shadow:0 2px 20px rgba(0,0,0,.2)}
.hero__title-em{color:var(--gold)}
.hero__sub{margin:24px auto 36px;font-size:1.05rem;font-weight:500;opacity:.95}
.hero__cta{display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
.hero__badges{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;
  margin-top:48px;list-style:none}
.hero__badges li{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);
  border-radius:var(--radius);padding:16px 22px;font-size:.85rem;backdrop-filter:blur(4px)}
.hero__badges strong{display:block;font-size:1.15rem;color:var(--gold);margin-top:4px}

/* ===== 共通セクション ===== */
section{padding:80px 0}
.section__label{text-align:center;font-family:"Oswald",sans-serif;
  letter-spacing:.2em;color:var(--orange);font-weight:700;margin-bottom:8px}
.section__title{text-align:center;font-size:clamp(1.6rem,4vw,2.3rem);font-weight:900;
  color:var(--navy);margin-bottom:48px;line-height:1.4}
.section__title--light{color:#fff}

/* ===== 問題提起 ===== */
.problem{background:var(--blue-light)}
.problem__big{text-align:center;font-size:1.2rem;font-weight:700;margin-bottom:40px;color:var(--navy)}
.problem__num{font-family:"Oswald",sans-serif;font-size:2.6rem;color:var(--orange);
  display:inline-block;margin-top:6px}
.problem__list{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:18px;
  max-width:840px;margin:0 auto 44px}
.problem__list li{background:#fff;border-radius:var(--radius);padding:22px 24px;
  display:flex;gap:14px;align-items:flex-start;box-shadow:var(--shadow)}
.problem__icon{font-size:1.4rem;flex-shrink:0}
.problem__list strong{color:var(--orange-dark)}
.problem__catch{text-align:center;font-size:1.5rem;font-weight:900;color:var(--navy)}
.problem__catch span{background:linear-gradient(transparent 60%,var(--gold) 60%)}

/* ===== サービス ===== */
.service__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service__card{border:1px solid var(--line);border-radius:var(--radius);
  padding:36px 28px;text-align:center;transition:.25s;background:#fff}
.service__card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--orange)}
.service__num{font-family:"Oswald",sans-serif;font-size:2rem;color:var(--orange);font-weight:700}
.service__name{font-size:1.3rem;color:var(--navy);margin:10px 0 14px}
.service__text{font-size:.95rem;color:var(--gray);text-align:left}

/* ===== 選ばれる理由 ===== */
.reason{background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff}
.reason__item{display:flex;align-items:center;gap:40px;background:rgba(255,255,255,.08);
  border-radius:20px;padding:40px;margin-bottom:28px;backdrop-filter:blur(4px)}
.reason__item--rev{flex-direction:row}
.reason__num{font-family:"Oswald",sans-serif;font-size:1.4rem;font-weight:700;
  color:var(--navy);background:var(--gold);padding:10px 22px;border-radius:999px;
  flex-shrink:0;align-self:flex-start}
.reason__title{font-size:1.6rem;margin-bottom:14px;line-height:1.4}
.reason__text{opacity:.95}

/* ===== 流れ ===== */
.flow__list{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:flow}
.flow__step{background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 22px;position:relative}
.flow__step-num{font-family:"Oswald",sans-serif;color:var(--orange);font-weight:700;font-size:.95rem}
.flow__step h3{color:var(--navy);font-size:1.2rem;margin:8px 0 10px}
.flow__step p{font-size:.9rem;color:var(--gray)}

/* ===== 代表メッセージ ===== */
.message{background:var(--blue-light)}
.message__inner{display:flex;gap:48px;align-items:center}
.message__photo{flex:0 0 300px;height:360px;background:linear-gradient(135deg,#cdd9e5,#9fb6cc);
  border-radius:20px;display:flex;align-items:center;justify-content:center;
  color:#fff;font-weight:700;box-shadow:var(--shadow)}
.message__title{font-size:clamp(1.5rem,3.5vw,2.1rem);color:var(--navy);margin:8px 0 20px;line-height:1.4}
.message__text{margin-bottom:16px}
.message__sign{margin-top:24px;font-size:1.1rem}
.message__sign strong{font-size:1.4rem;color:var(--navy)}

/* ===== CTA帯 ===== */
.cta-band{background:linear-gradient(135deg,var(--orange),var(--gold));text-align:center;color:#fff}
.cta-band__title{font-size:clamp(1.6rem,4vw,2.2rem);font-weight:900;text-shadow:0 2px 10px rgba(0,0,0,.15)}
.cta-band__text{margin:12px 0 30px;font-weight:500}
.cta-band__btns{display:flex;gap:18px;justify-content:center;flex-wrap:wrap}
.cta-band .btn--primary{background:#fff;color:var(--orange-dark)}
.cta-band .btn--tel{border-color:#fff;color:#fff;background:rgba(255,255,255,.1)}
.cta-band .btn--tel:hover{background:#fff;color:var(--orange-dark)}

/* ===== FAQ ===== */
.faq__list{max-width:820px;margin:0 auto}
.faq__item{border:1px solid var(--line);border-radius:var(--radius);margin-bottom:14px;overflow:hidden}
.faq__q{width:100%;text-align:left;background:#fff;border:none;padding:22px 56px 22px 24px;
  font-size:1.05rem;font-weight:700;color:var(--navy);cursor:pointer;position:relative}
.faq__q::after{content:"+";position:absolute;right:24px;top:50%;transform:translateY(-50%);
  font-size:1.6rem;color:var(--orange);transition:.25s}
.faq__item.open .faq__q::after{transform:translateY(-50%) rotate(45deg)}
.faq__a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq__a p{padding:0 24px 22px;color:var(--gray)}

/* ===== お客様の声 ===== */
.voice{background:#fff}
.voice__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.voice__card{background:var(--blue-light);border-radius:var(--radius);padding:30px 26px;
  border-top:4px solid var(--orange)}
.voice__head{display:flex;align-items:center;gap:14px;margin-bottom:16px}
.voice__avatar{width:48px;height:48px;border-radius:50%;background:var(--navy);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.2rem;flex-shrink:0}
.voice__name{font-weight:700;color:var(--navy)}
.voice__tag{font-size:.8rem;color:var(--gray)}
.voice__text{font-size:.95rem}
.voice__note{text-align:center;font-size:.8rem;color:var(--gray);margin-top:24px}

/* ===== フォーム ===== */
.form-sec{background:var(--blue-light)}
.form-sec__note{text-align:center;color:var(--gray);margin-top:-30px;margin-bottom:36px}
.form{max-width:720px;margin:0 auto;background:#fff;padding:44px;border-radius:20px;box-shadow:var(--shadow)}
.form__row{margin-bottom:24px}
.form__label{display:block;font-weight:700;margin-bottom:8px;color:var(--navy)}
.req{background:var(--orange);color:#fff;font-size:.7rem;padding:2px 8px;border-radius:4px;margin-left:6px;font-weight:700}
.form input,.form select,.form textarea{width:100%;padding:13px 16px;border:1px solid var(--line);
  border-radius:10px;font-size:1rem;font-family:inherit;background:#fafbfc}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--blue);background:#fff}
.form__radios,.form__checks{display:flex;gap:20px;flex-wrap:wrap}
.form__radios label,.form__checks label{font-weight:500;display:flex;align-items:center;gap:6px;cursor:pointer}
.form__row--half{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.form__submit{text-align:center;margin-top:32px}
.form__privacy{font-size:.8rem;color:var(--gray);margin-top:14px}

/* ===== 会社概要 ===== */
.company__table{width:min(720px,100%);margin:0 auto;border-collapse:collapse}
.company__table th,.company__table td{border:1px solid var(--line);padding:16px 20px;text-align:left}
.company__table th{background:var(--navy);color:#fff;width:160px;font-weight:700}

/* ===== フッター ===== */
.footer{background:var(--navy);color:#fff;padding:50px 0 30px}
.footer__inner{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px}
.footer__logo{font-size:1.4rem;font-weight:900}
.footer__sub{font-size:.8rem;opacity:.7}
.footer__copy{font-size:.8rem;opacity:.7}

/* ===== 追従CTA ===== */
.fixed-cta{display:none;position:fixed;bottom:0;left:0;right:0;z-index:200;
  gap:0;box-shadow:0 -4px 16px rgba(0,0,0,.15)}
.fixed-cta a{flex:1;text-align:center;padding:16px 0;font-weight:700;font-size:1.05rem}
.fixed-cta__tel{background:var(--navy);color:#fff}
.fixed-cta__form{background:var(--orange);color:#fff}

/* ===== レスポンシブ ===== */
@media(max-width:880px){
  .sp{display:inline}
  .header__tel{display:none}
  .service__grid{grid-template-columns:1fr}
  .problem__list{grid-template-columns:1fr}
  .reason__item,.reason__item--rev{flex-direction:column;text-align:center;padding:30px 24px;gap:20px}
  .flow__list{grid-template-columns:1fr 1fr}
  .message__inner{flex-direction:column}
  .message__photo{flex:none;width:100%;max-width:320px;height:320px}
  .form{padding:28px 20px}
  .form__row--half{grid-template-columns:1fr}
  .voice__grid{grid-template-columns:1fr}
  .fixed-cta{display:flex}
  body{padding-bottom:56px}
  section{padding:60px 0}
}
@media(max-width:520px){
  .flow__list{grid-template-columns:1fr}
  .hero__badges li{flex:1;min-width:140px}
  .btn--lg{width:100%;min-width:0}
}