@charset "UTF-8";

/* =========================
   Variables
========================= */
:root{
  --color-main:#78b9dc;
  --color-text:#222;
  --color-heading:#24304A;
  --color-border:rgba(0,0,0,0.08);
  --color-bg:#fff;
  --color-bg-alt:#f5f5f3;

  --container:1160px;

  /* Fonts */
  --font-base: zen-kaku-gothic-new, sans-serif;
  --font-title: kinuta-maruminold-stdn, serif;

  /* Breakpoints (doc)
     SP:   <=640
     TAB:  641-1024
     PC:   >=1025
  */
}

/* =========================
   Reset / Base
========================= */
*{ box-sizing:border-box; }
html,body{ margin:0; padding:0; }

body{
  font-family:var(--font-base);
  color:var(--color-text);
  line-height:1.8;
  letter-spacing:0.01em;
  background:#fff;
  position: relative;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:-1;
  background:url("../img/bg-texture.png") repeat;
  background-size:320px 320px;
  opacity:0.3;
}

main{
  position:relative;
}

main::before{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  z-index:0;

  background:url("../img/bg-paper.png") repeat;
  background-size:320px 320px;
  opacity:1;
}

a{ color:inherit; text-decoration:none; }
img{ max-width:100%; height:auto; display:block; }
dl,dt,dd{ margin:0; padding:0; }

/* Title font (single source of truth) */
.hero__title,
.section__title{
  font-family:var(--font-title);
  font-weight:500;
  letter-spacing:0.04em;
}

/* =========================
   Utilities
========================= */
.container{
  width:min(var(--container), calc(100% - 80px));
  margin-inline:auto;
}

.sp-only{ display:none; } /* SPで戻すのは下のSP MQで定義 */
.tab-only{ display:none; }

/* =========================
   Header
========================= */
.header{
  position:sticky;
  top:0;
  z-index:1000;
  background:#fff;
  border-bottom:1px solid var(--color-border);
}

.header__inner{
  height:72px;
  display:flex;
  align-items:center;
  gap:18px;
}

.logo img{ height:50px; width:auto; }

.nav{
  margin-left:auto;
  display:flex;
  gap:18px;
  align-items:center;
}

.nav a{
  font-size:14px;
  color:var(--color-heading);
  opacity:.9;
}

.nav a:hover{ opacity:1; }

/* =========================
   Hamburger (SP/TAB)
========================= */
.menu-btn{ display:none; }

.menu-btn__bar{
  display:block;
  width:18px;
  height:2px;
  background:var(--color-heading);
  border-radius:999px;
}

/* =========================
   SP Menu overlay (open/close transition 0.25s)
========================= */
.spmenu{
  position:fixed;
  inset:0;
  z-index:2000;

  opacity:0;
  visibility:hidden;
  pointer-events:none;
  transition:opacity .25s ease, visibility 0s linear .25s;
}

.spmenu.is-open{
  opacity:1;
  visibility:visible;
  pointer-events:auto;
  transition:opacity .25s ease;
}

.spmenu__backdrop{
  position:absolute;
  inset:0;
  background:rgba(0,0,0,0.06);
  opacity:0;
  transition:opacity .25s ease;
  z-index:1;
}

.spmenu.is-open .spmenu__backdrop{ opacity:1; }

.spmenu__panel{
  position:absolute;
  top:0;
  right:0;
  z-index:2;

  width:min(60vw, 300px);
  height:100%;
  background:#fff;
  border-left:1px solid rgba(0,0,0,0.08);
  padding:18px 16px;

  display:flex;
  flex-direction:column;
  gap:14px;

  transform:translateX(12px);
  transition:transform .25s ease;
}

.spmenu.is-open .spmenu__panel{ transform:translateX(0); }

.spmenu__head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding-bottom:10px;
  border-bottom:1px solid rgba(0,0,0,0.06);
}

.spmenu__title{
  font-size:12px;
  letter-spacing:.14em;
  color:#666;
}

.spmenu__close{
  width:40px;
  height:40px;
  border:none;
  background:transparent;
  font-size:26px;
  line-height:1;
  color:var(--color-heading);
  cursor:pointer;
}

.spmenu__nav{
  display:flex;
  flex-direction:column;
}

.spmenu__nav a{
  padding:14px 8px;
  color:var(--color-heading);
  border-bottom:1px solid rgba(0,0,0,0.06);
  font-weight:500;
}

.spmenu__nav a:hover{ color:var(--color-main); }

.spmenu__cta{
  margin-top:auto;
  display:grid;
  gap:10px;
}

/* =========================
   Buttons
========================= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 24px;
  border-radius:10px;
  font-size:14px;
  font-weight:600;
  border:2px solid transparent;
  white-space:nowrap;
}

.btn--cta,
.btn--primary{
  background:var(--color-main);
  color:#fff;
}

.btn--cta:hover,
.btn--primary:hover{ filter:brightness(.85); }

.btn--ghost{
  background:#fff;
  color:var(--color-heading);
  border-color:var(--color-border);
}

.btn--ghost:hover{ border-color:var(--color-main); }

/* =========================
   Hero
========================= */
.hero{
  position:relative;
  overflow:hidden;
}

.hero__media{
  position:absolute;
  inset:0;
  background:
    linear-gradient(0deg, rgba(255,255,255,0.6), rgba(255,255,255,0.5)),
    url("../img/top.jpg") center/cover no-repeat;
}

.hero__inner{
  position:relative;
  padding:150px 0 120px;
  text-align:center;
  align-items:center;
}

.hero__title{
  margin:0 0 18px;
  font-size:40px;
  line-height:1.5;
  color:var(--color-heading);
  letter-spacing:.01em;
}

.hero__kicker{
  margin:0 0 10px;
  font-size:22px;
  font-weight:500;
  color:#333;
}

.hero__lead{
  margin:0 0 22px;
  font-size:18px;
  color:#333;
}

/* =========================
   Section
========================= */

.section{ 
  background:transparent;
  padding:60px 0;
}
.section--alt{ 
  position:relative;
  z-index:0;
  background:transparent;
}
.section--alt::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  background:var(--color-bg-alt); /* ← ここで“alt感” */
}

.section__head{
  margin-bottom:28px;
  text-align:center;
}

.section__title{
  display:inline-block;
  margin:0 auto 10px;
  font-size:26px;
  line-height:1.3;
  color:var(--color-heading);
  padding-bottom:6px;
  border-bottom:1px solid var(--color-main);
}

.section__desc{
  margin:0;
  font-size:14px;
  color:#555;
  text-align:center;
}

.section__foot{ margin-top:28px; }

.section--alt .section__foot{
  display:flex;
  justify-content:center;
}

/* =========================
   Cards (Entry) - Circle
========================= */
.cards{ display:grid; gap:20px; }
.cards--3{ grid-template-columns:repeat(3, minmax(0,1fr)); }

.card--circle{
  border:none;
  background:transparent;
  box-shadow:none;
  padding:0;
}
.card--link{
  display:block;
  text-decoration:none;
  color:inherit;
}

.card--link:hover{
  transform:translateY(-4px);
  transition:.2s ease;
}

.card--circle .circle{
  width:100%;
  aspect-ratio:1 / 1;
  border-radius:50%;
  background:rgba(120,185,220,0.16);
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  padding:20px;
  text-align:center;
  overflow:hidden;
  transition:background .18s ease, transform .18s ease;
}

.card--circle .circle:hover{
  background:rgba(120,185,220,0.38);
  transform:translateY(-2px);
}

.card--circle .card__title{
  font-size:21px;
  line-height:1.5;
  margin:0 0 10px;
  color:var(--color-heading);
  max-width:16em;
}

.card--circle .card__text{
  font-size:16px;
  line-height:2;
  margin:0 0 12px;
  color:#444;
  max-width:20em;
}


/* =========================
   Case
========================= */
.case-grid{
  display:grid;
  grid-template-columns:repeat(3, minmax(0,1fr));
  gap:20px;
}

.case{
  background:#fff;
  border:1px solid var(--color-border);
  border-radius:14px;
  overflow:hidden;
}

.case__thumb{
  aspect-ratio:16/10;
  background:#ddd;
}

.case__body{ padding:18px; }

.case__title{
  margin:0 0 5px;
  font-size:16px;
  color:var(--color-heading);
}

.meta{
  display:grid;
  gap:0;
  font-size:14px;
  color:#444;
  margin-bottom:10px;
}

.meta div{ display:flex; gap:10px; }
.meta dt{ min-width:3.2em; color:#666; }
.case__text{ margin:0; font-size:13px; }

/* =========================
   Flow
========================= */
.flow{
  display:grid;
  grid-template-columns:repeat(5, minmax(0,1fr));
  gap:30px;
  margin-top:18px;
  margin-left:auto;
  margin-right:auto;
}

.flow__item{
  position:relative;
  background:#fff;
  border:1px solid rgba(0,0,0,0.08);
  border-radius:14px;
  padding:20px 20px;
  text-align:center;
  overflow:visible;
}

.flow__step{
  font-size:12px;
  letter-spacing:.12em;
  font-weight:700;
  color:var(--color-heading);
  opacity:.85;
  margin-bottom:14px;
}

.flow__icon{
  width:60px;
  height:60px;
  display:block;
  margin:0 auto 18px;
}

.flow__title{
  margin:0 0 10px;
  font-weight:600;
  letter-spacing:.04em;
  font-size:18px;
  line-height:1.35;
  color:var(--color-heading);
}

.flow__text{
  margin:0;
  font-size:13px;
  line-height:1.5;
  color:#444;
}

/* Arrows: base definition (position/size in MQ) */
.flow__item:not(:last-child)::after{
  content:"";
  position:absolute;
  top:50%;
  transform:translateY(-50%) rotate(45deg);
  border-right:2px solid rgba(120,185,220,0.55);
  border-top:2px solid rgba(120,185,220,0.55);
  border-radius:2px;
  pointer-events:none;
}

/* =========================
   CTA Strip
========================= */
.cta{
  padding:64px 0;
  border-top:1px solid rgba(0,0,0,0.04);
}

.cta__inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}

.cta__title{
  margin:0 0 8px;
  font-size:22px;
  color:var(--color-heading);
}

.cta__desc{
  margin:0;
  font-size:14px;
  color:#555;
}

.cta__actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
}

/* =========================
   Footer
========================= */
.footer{
  background:var(--color-bg-alt);
  padding:28px 0;
}

.footer__inner{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:18px;
}

.footer__brand{
  margin:0;
  font-size:18px;
  font-weight:700;
  color:var(--color-heading);
}

.footer__small{
  margin:0;
  font-size:12px;
  color:#666;
}

.footer__info{
  font-size:13px;
  line-height:1.7;
  color:#666;
}

.footer__info p{ margin:0; }

.footer__tel a{
  color:inherit;
  font-size:30px;
  font-weight:500;
  text-decoration:none;
}

.footer__tel a:hover{ text-decoration:underline; }

/* =========================
   Service layout
========================= */
.page-hero{ padding:60px 0 20px; }

.service{ padding:0 0 60px; }

.service .container{
  max-width:1000px; /* 数値は現行優先 */
}

.service:not(:first-of-type) .container{
  border-top:1px solid rgba(0,0,0,0.08);
  padding-top:60px;
}

/* PC: 4fr 6fr / reverse時はgridを変えず、orderで反転 */
.service__inner{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:center;
}

.service--reverse .service__media{ order:2; }
.service--reverse .service__body{  order:1; }

.service__media img{
  width:100%;
  border-radius:16px;
  display:block;
}

.service__title{
  margin:0 0 20px;
  font-size:22px;
  color:var(--color-heading);
}

.service__text{
  margin:0 0 18px;
  font-size:16px;
  font-weight:500;
  line-height:1.95;
  color:#444;
}

.service__list{
  margin:0 0 18px 1.2em;
  line-height:1.9;
  font-size:14px;
  color:#444;
}

.service__list li{ margin-bottom:6px; }


/* =========================
   Case
========================= */

.case{
  transition:transform .25s ease, box-shadow .25s ease;
}
.case:hover{
  transform:translateY(-2px);
  box-shadow:0 8px 20px rgba(0,0,0,0.04);
}

.case__thumb{
  position:relative;
  overflow:hidden;
  aspect-ratio:16/10;   /* 既存と同じならそのまま */
  background:#ddd;
}

.case__thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transform:scale(1);
  transition:transform .35s ease, filter .35s ease;
}

/* hover zoom */
.case:hover .case__thumb img{
  transform:scale(1.06);
  filter:brightness(1.02);
}


/* =========================
   Company
========================= */
.company .container{
  max-width:900px;
  margin:0 auto;
}

.company__inner{
  display:grid;
  grid-template-columns:6fr 4fr;
  gap:60px;
  align-items:start;
}

.company__photo img{
  width:100%;
  border-radius:16px;
  display:block;
}

.company__name{
  margin:0 0 20px;
  font-size:20px;
  color:var(--color-heading);
}

.company__message {
  margin:0 0 20px;
  font-size:16px;
  font-weight:500;
  line-height:2;
  color:#444;
}

.company__sign{
  margin-top:50px;
  font-weight:500;
  font-size:16px;
  text-align:right;
}

/* company info table */
.company-info .container{
  max-width:700px;
  margin:0 auto;
}

.section__subtitle{
  margin:0 0 24px;
  font-size:20px;
  color:var(--color-heading);
}

.company__table{
  width:100%;
  border-collapse:collapse;
  font-size:14px;
}

.company__table th,
.company__table td{
  padding:14px 0;
  border-bottom:1px solid rgba(0,0,0,0.08);
  text-align:left;
  vertical-align:top;
}

.company__table th{
  width:180px;
  font-weight:600;
  color:var(--color-heading);
}

/* =========================
contact form minimal
=========================*/

.contact { max-width: 900px; margin: 0 auto; padding: 0 8% 60px; }
.form-row { margin: 16px 0; display: grid; gap: 8px; }
.form-row label { font-weight: 600; }
.form-row input, .form-row select, .form-row textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid rgba(0,0,0,.15);
  border-radius: 10px;
  background: #fff;
}
.form-radio { display: flex; gap: 16px; flex-wrap: wrap; }
.req { font-size: 12px; padding: 2px 8px; border-radius: 999px; border: 1px solid rgba(0,0,0,.15); margin-left: 8px; }
.form-actions{
  margin-top:24px;
  display:grid;
}
.form-actions .btn {
  width: 100%;
}
.form-alert {
  border: 1px solid rgba(255,0,0,.35);
  background: rgba(255,0,0,.06);
  border-radius: 12px;
  padding: 12px 14px;
}
.form-note { font-size: 14px; opacity: .8; }

.thanks{
  text-align:center;
}


/* =========================
   Responsive
========================= */

/* SP (<=640) */
@media (max-width:640px){
  .container{ width:calc(100% - 80px); }
  .sp-only{ display:inline; }

  .nav{ display:none; }

  .menu-btn{
    display:inline-flex;
    flex-direction:column;
    justify-content:center;
    align-items:center;
    gap:6px;
    width:44px;
    height:44px;
    border:none;
    background:#fff;
    border-radius:10px;
    padding:0;
    margin-left:auto;
    cursor:pointer;
  }

  .menu-btn__bar{
    width:20px;
    height:2.5px;
  }

  .header .btn--cta{ display:none; }

  .hero__inner{ padding:110px 0 90px; }
  .hero__title{ font-size:30px; }
  .hero__kicker{ font-size:18px; }
  .hero__lead{ font-size:16px; }

  .cards--3,
  .case-grid{ grid-template-columns:1fr; }

  .flow{
    grid-template-columns:1fr;
    max-width:80%;
    gap:22px;
  }

  .flow__item{ padding:22px 18px; }

  /* Flow arrows down */
  .flow__item:not(:last-child)::after{
    left:50%;
    top:auto;
    bottom:-16px;
    width:18px;
    height:18px;
    transform:translateX(-50%) rotate(135deg);
    opacity:.9;
  }

  .cta__inner{
    flex-direction:column;
    align-items:center;
    text-align:center;
  }

  .cta__actions{
    width:100%;
    margin-top:20px;
    display:flex;
    flex-direction:column;
    gap:12px;
  }

  .cta__actions .btn{ width:100%; }

  /* Service: SPは常に文章→写真 */
  .service__inner{
    grid-template-columns:1fr;
    gap:22px;
  }

  .service__body{ order:1; }
  .service__media{ order:2; }

  .service{ padding:60px 0; }
  
  .footer__inner{
  flex-direction:column;
  align-items:flex-start;
  text-align: center;
  }
  .footer__info{
    margin: auto;
  }
  .footer__small{
  margin:12px auto 0;
  }
}

/* Tablet (641-1024) */
@media (min-width:641px) and (max-width:1024px){
  .sp-only{ display:none; }
  .nav{ display:none; }

  .menu-btn{
    display:inline-flex;
    flex-direction:column;
    justify-content:center;
    align-items:center;
    gap:6px;
    width:44px;
    height:44px;
    border:none;
    background:#fff;
    border-radius:10px;
    padding:0;
    margin-left:auto;
    cursor:pointer;
  }

  .header .btn--cta{ display:none; }

  .cards--3,
  .case-grid{ grid-template-columns:repeat(2, minmax(0,1fr)); }

  .flow{
    gap:28px;
    max-width:860px;
  }

  .flow__item:not(:last-child)::after{
    right:-18px;
    width:20px;
    height:20px;
    opacity:.8;
  }

  /* Service: TABは 5:5 / reverseはorderで維持 */
  .service__inner{
    grid-template-columns:1fr 1fr;
    gap:32px;
  }
}

/* TAB専用改行（あなたの運用に合わせて残す） */
@media (min-width:641px) and (max-width:820px){
  .tab-only{ display:inline; }
}

/* PC (>=1025) */
@media (min-width:1025px){
  .flow__item:not(:last-child)::after{
    right:-25px;
    width:22px;
    height:22px;
    opacity:.9;
  }
}

/* Company: Tabletも横並び維持（数値そのまま） */
@media (max-width:1024px){
  .company__inner{
    grid-template-columns:6fr 4fr;
    gap:40px;
  }
}

/* Company: SPは縦並び（あなたの元データ優先で 768 のまま） */
@media (max-width:768px){
  .company__inner{
    grid-template-columns:1fr;
  }

  .company__photo{
    margin-top:30px;
  }

  /* Company table: SPは 項目→内容 の縦並び + 線は1本 */
  .company__table th,
  .company__table td{
    border-bottom:none;
  }

  .company__table tr{
    display:block;
    margin-bottom:18px;
    padding-bottom:14px;
    border-bottom:1px solid rgba(0,0,0,0.08);
  }

  .company__table th,
  .company__table td{
    display:block;
    width:100%;
    padding:0;
  }

  .company__table th{
    font-weight:600;
    margin-bottom:6px;
    color:var(--color-heading);
  }

  .company__table td{
    font-size:14px;
    line-height:1.9;
    color:#444;
  }
}