/* =========================================================
   東亮介事務所グループ｜umbrella site
   style.css
   - mobile first
   - 紺 #1a3a5c × ゴールド #b8935a × スカイ #4ab3e8
   ========================================================= */

/* ---------- Custom Properties ---------- */
:root{
  --navy:        #1a3a5c;
  --navy-dark:   #142d48;
  --navy-deep:   #0f2238;
  --gold:        #b8935a;
  --gold-dark:   #8f6d3a;
  --gold-light:  #d4b97e;
  --sky:         #4ab3e8;
  --sky-dark:    #2c8bc0;
  --sky-light:   #b3deef;
  --sky-pale:    #e8f4fc;
  --sky-bg:      #f4fafd;
  --cream:       #faf9f6;
  --cream-2:     #f4f0e6;
  --white:       #ffffff;
  --text-body:   #2d3748;
  --text-muted:  #6b7785;
  --text-soft:   #a8b0bb;
  --border:      #e8e4da;
  --border-soft: #efece4;
  --border-sky:  #cfe7f4;
  --line-green:  #06C755;
  --line-green-dk:#04a247;
  --shadow-sm:   0 2px 8px rgba(20,45,72,.06);
  --shadow-md:   0 8px 28px rgba(20,45,72,.10);
  --shadow-lg:   0 18px 50px rgba(20,45,72,.14);
  --radius-sm:   6px;
  --radius:      10px;
  --radius-lg:   18px;
  --container:   1120px;
  --header-h:    64px;
  --serif:       'Noto Serif JP', 'Yu Mincho', 'Hiragino Mincho ProN', serif;
  --sans:        'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Yu Gothic', sans-serif;
}

/* ---------- Reset / Base ---------- */
*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; scroll-padding-top: calc(var(--header-h) + 8px); }
body{
  margin:0;
  font-family:var(--sans);
  font-weight:400;
  color:var(--text-body);
  line-height:1.8;
  background:var(--white);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  letter-spacing:.02em;
}
body.is-drawer-open{ overflow:hidden; }
img,svg{ max-width:100%; display:block; height:auto; }
a{ color:var(--navy); text-decoration:none; transition:opacity .2s, color .2s; }
a:hover{ opacity:.75; }
ul,ol{ padding:0; margin:0; list-style:none; }
button{ font-family:inherit; cursor:pointer; }
small{ font-size:.82em; color:var(--text-muted); }
strong{ font-weight:700; color:var(--navy); }

.skip-link{
  position:absolute; left:-9999px; top:0; background:var(--navy); color:#fff; padding:8px 12px; z-index:1000;
}
.skip-link:focus{ left:8px; top:8px; }

.icon{ width:1em; height:1em; vertical-align:-.15em; }

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 20px;
}

.sp-only{ display:inline; }
@media(min-width:768px){ .sp-only{ display:none; } }

/* =========================================================
   Header（白基調・モダン）
   ========================================================= */
.site-header{
  position:fixed; top:0; left:0; right:0; z-index:100;
  height:var(--header-h);
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px) saturate(140%);
  -webkit-backdrop-filter:blur(10px) saturate(140%);
  color:var(--navy);
  border-bottom:1px solid var(--border-sky);
  transition:box-shadow .25s, background .25s, border-color .25s;
}
.site-header.is-scrolled{
  background:rgba(255,255,255,.98);
  box-shadow:0 6px 24px rgba(44,139,192,.10);
  border-bottom-color:transparent;
}
.header__inner{
  height:100%;
  display:flex; align-items:center; gap:16px;
}

.brand{
  display:flex; align-items:center; gap:10px;
  color:var(--navy); line-height:1.2; flex:0 0 auto;
}
.brand__mark{
  width:36px; height:36px;
  display:grid; place-items:center;
  flex:0 0 auto;
  border-radius:6px;
  overflow:hidden;
}
.brand__mark svg{ width:100%; height:100%; display:block; }
.brand__text{ display:flex; flex-direction:column; }
.brand__name{ font-family:var(--serif); font-weight:700; font-size:14px; letter-spacing:.04em; color:var(--navy); }
.brand__en{ font-size:9px; letter-spacing:.18em; color:var(--gold); text-transform:uppercase; }

.gnav{ display:none; flex:1; }
.gnav__list{ display:flex; gap:22px; justify-content:flex-end; }
.gnav__list a{
  color:var(--navy); font-size:13px; font-weight:500; letter-spacing:.06em;
  position:relative; padding:6px 0;
}
.gnav__list a::after{
  content:""; position:absolute; left:0; right:0; bottom:0; height:1px;
  background:var(--gold); transform:scaleX(0); transform-origin:left;
  transition:transform .25s;
}
.gnav__list a:hover{ opacity:1; color:var(--sky-dark); }
.gnav__list a:hover::after{ transform:scaleX(1); }

.header__cta{ display:none; gap:8px; flex:0 0 auto; }

.hamburger{
  margin-left:auto;
  width:42px; height:42px;
  background:transparent; border:0;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:5px;
}
.hamburger span{ display:block; width:22px; height:2px; background:var(--navy); transition:transform .25s, opacity .25s; }
.hamburger[aria-expanded="true"] span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.hamburger[aria-expanded="true"] span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

@media(min-width:960px){
  .gnav{ display:block; }
  .header__cta{ display:flex; }
  .hamburger{ display:none; }
  :root{ --header-h:72px; }
  .brand__name{ font-size:16px; }
  .brand__en{ font-size:10px; }
  .brand__mark{ width:44px; height:44px; }
}

/* =========================================================
   Drawer (Mobile)
   ========================================================= */
.drawer{
  position:fixed; top:var(--header-h); left:0; right:0; bottom:0;
  background:linear-gradient(180deg, #ffffff 0%, var(--sky-bg) 100%);
  color:var(--navy);
  padding:32px 24px 120px;
  overflow-y:auto;
  transform:translateY(-10px);
  opacity:0; pointer-events:none;
  transition:opacity .25s, transform .25s;
  z-index:99;
  box-shadow:inset 0 1px 0 var(--border-sky);
}
.drawer[aria-hidden="false"]{
  opacity:1; transform:translateY(0); pointer-events:auto;
}
.drawer__nav{ display:flex; flex-direction:column; }
.drawer__nav a{
  color:var(--navy); padding:18px 4px; font-size:16px; font-weight:500;
  border-bottom:1px solid var(--border-sky);
  display:flex; align-items:center; justify-content:space-between;
}
.drawer__nav a::after{ content:"›"; color:var(--gold); font-size:22px; }
.drawer__cta{ display:flex; flex-direction:column; gap:12px; margin-top:32px; }
@media(min-width:960px){ .drawer{ display:none; } }

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:.5em;
  padding:14px 22px;
  font-family:var(--sans);
  font-weight:700;
  font-size:15px;
  letter-spacing:.06em;
  border-radius:999px;
  border:1px solid transparent;
  transition:transform .15s, box-shadow .2s, background .2s, color .2s, border-color .2s;
  text-align:center;
  line-height:1.2;
  white-space:nowrap;
}
.btn:hover{ opacity:1; transform:translateY(-1px); box-shadow:var(--shadow-md); }
.btn:active{ transform:translateY(0); }
.btn--sm{ padding:8px 14px; font-size:13px; }
.btn--lg{ padding:16px 30px; font-size:16px; }
.btn--xl{ padding:20px 36px; font-size:17px; }
.btn--block{ display:flex; width:100%; }

.btn--gold{ background:var(--gold); color:#fff; border-color:var(--gold); }
.btn--gold:hover{ background:var(--gold-dark); border-color:var(--gold-dark); }
.btn--line{ background:var(--line-green); color:#fff; border-color:var(--line-green); }
.btn--line:hover{ background:var(--line-green-dk); border-color:var(--line-green-dk); }
.btn--navy{ background:var(--navy); color:#fff; border-color:var(--navy); }
.btn--navy:hover{ background:var(--navy-dark); border-color:var(--navy-dark); }
.btn--outline{ background:transparent; color:var(--navy); border-color:var(--navy); }
.btn--outline:hover{ background:var(--navy); color:#fff; }
.btn--ghost{ background:transparent; color:var(--navy); border-color:rgba(26,58,92,.20); }
.btn--ghost:hover{ background:var(--navy); color:#fff; border-color:var(--navy); }

/* =========================================================
   HERO（白×水色×紺文字／さわやかライト基調）
   ========================================================= */
.hero{
  position:relative;
  padding:calc(var(--header-h) + 56px) 0 72px;
  overflow:hidden;
  color:var(--navy);
  isolation:isolate;
  min-height: min(92vh, 880px);
  display:flex; align-items:center;
}
.hero__bg{
  position:absolute; inset:0; z-index:-1;
  background:
    radial-gradient(1200px 700px at 85% 0%, rgba(74,179,232,.45) 0%, rgba(74,179,232,0) 60%),
    radial-gradient(900px 500px at 10% 100%, rgba(184,147,90,.18) 0%, transparent 55%),
    radial-gradient(700px 500px at 50% 50%, rgba(255,255,255,.6) 0%, transparent 70%),
    linear-gradient(170deg, #ffffff 0%, var(--sky-pale) 55%, #e3f2fb 100%);
}
.hero__bg::before{
  /* うっすらしたグリッド装飾 */
  content:""; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(44,139,192,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(44,139,192,.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(closest-side at 80% 30%, #000 0%, transparent 70%);
  opacity:.8;
}
.hero__bg::after{
  /* 右上の大きな東 文字をうっすら */
  content:"東";
  position:absolute;
  top:50%; right:-4%;
  transform:translateY(-50%);
  font-family:var(--serif);
  font-weight:700;
  font-size:clamp(360px, 60vw, 720px);
  line-height:1;
  color:rgba(74,179,232,.10);
  pointer-events:none;
  user-select:none;
}
@media(max-width:768px){
  .hero__bg::after{ right:-30%; font-size:clamp(420px, 110vw, 700px); color:rgba(74,179,232,.08); }
}
.hero__inner{ position:relative; }
.hero__eyebrow{
  margin:0 0 24px;
  font-size:12px; letter-spacing:.3em;
  color:var(--sky-dark);
}
.hero__eyebrow span{ display:inline-block; padding-bottom:6px; border-bottom:1px solid var(--gold); }

.hero__title{
  font-family:var(--serif);
  font-weight:700;
  font-size:clamp(30px, 8vw, 60px);
  line-height:1.35;
  letter-spacing:.04em;
  margin:0 0 28px;
}
.hero__title-line{ display:block; }
.hero__title-line:first-child{ color:var(--navy); }
.hero__title-line:last-child{
  background:linear-gradient(90deg, var(--navy) 0%, var(--sky-dark) 60%, var(--gold) 100%);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}

.hero__sub{
  font-size:15px;
  line-height:1.95;
  max-width:680px;
  color:var(--text-body);
  margin:0 0 32px;
}

.hero__badges{
  display:flex; flex-wrap:wrap; gap:8px;
  margin:0 0 36px;
  font-size:13px;
}
.hero__badges li{
  display:inline-flex; align-items:center; gap:8px;
  padding:8px 14px;
  background:rgba(255,255,255,.85);
  border:1px solid var(--border-sky);
  border-radius:999px;
  font-weight:500;
  letter-spacing:.06em;
  color:var(--navy);
  box-shadow:0 2px 8px rgba(44,139,192,.08);
}
.badge-num{
  font-family:var(--serif); color:var(--gold); font-size:11px; letter-spacing:.15em;
}

.hero__cta{ display:flex; flex-wrap:wrap; gap:12px; margin-bottom:24px; }
.hero__note{ font-size:12px; color:var(--text-muted); margin:0; letter-spacing:.05em; }

.hero__scroll{
  position:absolute; left:50%; bottom:18px;
  transform:translateX(-50%);
  width:24px; height:38px; border-radius:14px;
  border:1px solid rgba(44,139,192,.35);
}
.hero__scroll span{
  position:absolute; left:50%; top:8px;
  width:3px; height:8px; background:var(--sky-dark); border-radius:2px;
  transform:translateX(-50%);
  animation:scrollDot 1.8s ease-in-out infinite;
}
@keyframes scrollDot{
  0%{ transform:translate(-50%, 0); opacity:1; }
  60%{ transform:translate(-50%, 12px); opacity:0; }
  100%{ transform:translate(-50%, 0); opacity:0; }
}
@media (prefers-reduced-motion: reduce){
  .hero__scroll span{ animation:none; }
}

@media(min-width:768px){
  .hero{ padding:calc(var(--header-h) + 80px) 0 96px; }
  .hero__sub{ font-size:17px; }
  .hero__badges{ font-size:14px; }
}

/* =========================================================
   Section common
   ========================================================= */
.section{ padding:72px 0; }
@media(min-width:768px){ .section{ padding:112px 0; } }

.section__eyebrow{
  font-family:var(--serif);
  font-size:12px; letter-spacing:.35em;
  color:var(--gold);
  margin:0 0 12px;
  text-transform:uppercase;
  text-align:center;
}
.section__title{
  font-family:var(--serif);
  font-weight:700;
  font-size:clamp(24px, 4.6vw, 36px);
  line-height:1.5;
  letter-spacing:.05em;
  color:var(--navy);
  margin:0 0 24px;
  text-align:center;
}
.section__title small{ font-size:.6em; color:var(--text-muted); font-weight:500; margin-left:.4em; }
.section__title--left{ text-align:left; }
.section__title--white{ color:var(--navy); }
.section__lead{
  text-align:center;
  font-size:15px; color:var(--text-muted);
  max-width:720px; margin:0 auto 48px;
}

/* =========================================================
   Intro
   ========================================================= */
.intro{
  background:linear-gradient(180deg, #ffffff 0%, var(--sky-bg) 100%);
  border-top:1px solid var(--border-sky);
}
.intro__inner{ max-width:840px; margin:0 auto; text-align:center; }
.intro__lead{
  font-size:15px; line-height:2; margin:0 auto 20px; text-align:left;
}
@media(min-width:768px){ .intro__lead{ text-align:center; font-size:17px; } }

.intro__metrics{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:20px;
  margin-top:48px;
  padding:32px 24px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
}
.intro__metrics li{ text-align:center; }
.metric__num{
  display:block;
  font-family:var(--serif); font-weight:700;
  font-size:clamp(28px, 6vw, 42px);
  color:var(--navy);
  letter-spacing:.04em;
  line-height:1.2;
}
.metric__unit{ font-size:.55em; color:var(--gold); margin-left:.05em; }
.metric__label{ font-size:12px; color:var(--text-muted); letter-spacing:.05em; }
@media(min-width:768px){
  .intro__metrics{ grid-template-columns:repeat(4, 1fr); padding:40px; }
  .metric__label{ font-size:13px; }
}

/* =========================================================
   Services Cards
   ========================================================= */
.services{ background:var(--white); }
.cards{
  display:grid;
  grid-template-columns:1fr;
  gap:24px;
}
@media(min-width:900px){
  .cards{ grid-template-columns:repeat(3, 1fr); gap:28px; }
}
.card{
  position:relative;
  background:#fff;
  border:1px solid var(--border);
  border-top:4px solid var(--navy);
  border-radius:var(--radius-lg);
  padding:32px 28px;
  display:flex; flex-direction:column;
  box-shadow:var(--shadow-sm);
  transition:transform .25s, box-shadow .25s;
}
.card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-lg); }
.card--gold{ border-top-color:var(--gold); }
.card--sky{ border-top-color:var(--sky); }

.card__head{ display:flex; align-items:center; gap:12px; margin-bottom:16px; }
.card__num{
  font-family:var(--serif);
  font-size:24px; font-weight:700;
  color:var(--gold); letter-spacing:.05em;
  line-height:1;
}
.card--gold .card__num{ color:var(--gold-dark); }
.card--sky  .card__num{ color:var(--sky-dark); }
.card__type{
  font-size:11px; letter-spacing:.2em;
  padding:4px 10px;
  background:var(--cream-2);
  color:var(--navy);
  border-radius:999px;
}
.card--sky .card__type{ background:#e8f4fc; color:var(--sky-dark); }

.card__title{
  font-family:var(--serif);
  font-size:19px; font-weight:700;
  color:var(--navy);
  margin:0 0 14px;
  line-height:1.55;
  letter-spacing:.03em;
}
.card__desc{
  font-size:14px; line-height:1.95; color:var(--text-body);
  margin:0 0 20px;
}
.card__list{
  font-size:13.5px;
  margin:0 0 22px;
  padding-top:18px;
  border-top:1px dashed var(--border);
}
.card__list li{
  position:relative; padding:6px 0 6px 22px;
  line-height:1.6;
}
.card__list li::before{
  content:""; position:absolute; left:0; top:13px;
  width:12px; height:6px;
  border-left:2px solid var(--gold);
  border-bottom:2px solid var(--gold);
  transform:rotate(-45deg);
}
.card--sky .card__list li::before{ border-color:var(--sky); }

.card__target{
  font-size:13px; line-height:1.8;
  background:var(--cream); color:var(--text-body);
  padding:14px 16px;
  border-radius:var(--radius);
  margin:0 0 22px;
}
.card__target span{
  display:inline-block; font-size:11px; color:var(--gold-dark);
  letter-spacing:.15em; margin-right:8px; font-weight:700;
}
.card--sky .card__target span{ color:var(--sky-dark); }

.card__cta{
  margin-top:auto;
  display:inline-flex; align-items:center; justify-content:space-between;
  gap:10px;
  padding:16px 20px;
  background:var(--navy);
  color:#fff;
  border-radius:var(--radius);
  font-size:14px;
  font-weight:700;
  letter-spacing:.05em;
  transition:background .2s, transform .2s;
}
.card__cta:hover{ background:var(--navy-dark); transform:translateX(2px); opacity:1; }
.card--gold .card__cta{ background:var(--gold); }
.card--gold .card__cta:hover{ background:var(--gold-dark); }
.card--sky  .card__cta{ background:var(--sky-dark); }
.card--sky  .card__cta:hover{ background:#1f7aaa; }

/* =========================================================
   Troubles
   ========================================================= */
.troubles{ background:var(--sky-bg); }
.trouble-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:12px;
}
@media(min-width:600px){ .trouble-grid{ grid-template-columns:repeat(2, 1fr); } }
@media(min-width:900px){ .trouble-grid{ grid-template-columns:repeat(3, 1fr); gap:16px; } }
.trouble-card{
  display:flex; align-items:center; gap:14px;
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:16px 18px;
  color:var(--text-body);
  font-size:14px;
  line-height:1.55;
  transition:transform .2s, box-shadow .2s, border-color .2s;
}
.trouble-card:hover{ transform:translateY(-2px); box-shadow:var(--shadow-md); border-color:var(--gold); opacity:1; }
.trouble-card__tag{
  flex:0 0 auto;
  font-size:10px; letter-spacing:.12em; font-weight:700;
  padding:4px 8px;
  border-radius:4px;
  white-space:nowrap;
}
.tag--navy{ background:var(--navy); color:#fff; }
.tag--gold{ background:var(--gold); color:#fff; }
.tag--sky{ background:var(--sky); color:#fff; }
.tag--line{ background:var(--line-green); color:#fff; }
.trouble-card__text{ flex:1; margin:0; }
.trouble-card__arrow{ color:var(--gold); font-weight:700; }

/* =========================================================
   Strengths
   ========================================================= */
.strengths{ background:var(--white); }
.strength-grid{
  display:grid; grid-template-columns:1fr; gap:24px;
}
@media(min-width:768px){ .strength-grid{ grid-template-columns:repeat(2, 1fr); gap:32px; } }

.strength{
  background:linear-gradient(180deg, #fff, var(--cream));
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  padding:32px 28px;
  position:relative;
}
.strength__num{
  position:absolute; top:24px; right:28px;
  font-family:var(--serif);
  font-size:48px; font-weight:700;
  color:var(--gold);
  opacity:.25;
  line-height:1;
}
.strength__title{
  font-family:var(--serif);
  font-size:20px; font-weight:700;
  color:var(--navy);
  margin:0 0 14px;
  letter-spacing:.04em;
  padding-bottom:14px;
  border-bottom:1px solid var(--border);
}
.strength__desc{
  font-size:14.5px; line-height:1.95; color:var(--text-body);
  margin:0;
}

/* =========================================================
   Cases
   ========================================================= */
.cases{
  background:linear-gradient(180deg, var(--sky-bg) 0%, #ffffff 100%);
}
.case-grid{
  display:grid; grid-template-columns:1fr; gap:24px;
}
@media(min-width:900px){ .case-grid{ grid-template-columns:repeat(3, 1fr); gap:28px; } }

.case{
  background:#fff;
  border-radius:var(--radius-lg);
  padding:32px 28px;
  border-top:3px solid var(--gold);
  box-shadow:var(--shadow-sm);
}
.case__industry{
  display:inline-block;
  font-family:var(--serif);
  font-size:13px; letter-spacing:.15em;
  color:var(--gold-dark);
  margin:0 0 6px;
}
.case__title{
  font-family:var(--serif);
  font-size:18px; font-weight:700;
  color:var(--navy);
  margin:0 0 20px;
  line-height:1.6;
  letter-spacing:.03em;
}
.case__flow{
  counter-reset:item;
  margin:0 0 18px;
  padding:0;
}
.case__flow li{
  position:relative;
  padding:14px 14px 14px 60px;
  margin-bottom:10px;
  background:var(--cream);
  border-radius:var(--radius-sm);
  font-size:13.5px;
  line-height:1.55;
}
.case__flow li::before{
  counter-increment:item;
  content:counter(item, decimal-leading-zero);
  position:absolute; left:14px; top:50%; transform:translateY(-50%);
  font-family:var(--serif);
  font-size:18px; font-weight:700;
  color:var(--gold);
}
.case__flow li span{
  display:block;
  font-size:10.5px; letter-spacing:.15em;
  color:var(--text-muted);
  margin-bottom:2px;
  font-weight:700;
}
.case__note{
  font-size:13px; line-height:1.8;
  color:var(--text-muted);
  margin:0;
  padding-top:16px;
  border-top:1px dashed var(--border);
}

/* =========================================================
   Profile
   ========================================================= */
.profile{ background:var(--white); }
.profile__inner{
  display:grid; grid-template-columns:1fr; gap:36px;
}
@media(min-width:900px){
  .profile__inner{
    grid-template-columns: 320px 1fr;
    gap:64px;
    align-items:start;
  }
}
.profile__photo{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:var(--cream);
  box-shadow:var(--shadow-md);
  max-width:360px; margin:0 auto;
}
.profile__photo img{
  width:100%;
  aspect-ratio: 4 / 5;
  object-fit:cover;
  display:block;
}
.profile__sign{
  position:absolute; left:24px; bottom:20px;
  margin:0;
  font-family:var(--serif);
  font-size:24px; font-weight:700;
  color:#fff;
  text-shadow:0 2px 12px rgba(0,0,0,.4);
  letter-spacing:.1em;
}
.profile__body{ }
.profile__lead{
  font-size:15px; line-height:2;
  margin:0 0 28px;
}
.profile__list{ margin:0 0 24px; }
.profile__list > div{
  display:grid;
  grid-template-columns:1fr;
  gap:4px;
  padding:18px 0;
  border-bottom:1px solid var(--border);
}
.profile__list dt{
  font-family:var(--serif);
  font-size:12px; letter-spacing:.18em;
  color:var(--gold-dark);
  font-weight:700;
}
.profile__list dd{
  margin:0;
  font-size:14.5px; line-height:1.9;
}
@media(min-width:768px){
  .profile__list > div{ grid-template-columns:160px 1fr; gap:24px; }
  .profile__list dt{ font-size:13px; }
}
.profile__sns{ display:flex; gap:14px; flex-wrap:wrap; }
.profile__sns a{
  padding:8px 16px;
  border:1px solid var(--border);
  border-radius:999px;
  font-size:13px;
  color:var(--navy);
}
.profile__sns a:hover{ background:var(--navy); color:#fff; opacity:1; }

/* =========================================================
   Office
   ========================================================= */
.office{ background:var(--sky-bg); }
.office__grid{
  display:grid; grid-template-columns:1fr; gap:32px;
}
@media(min-width:900px){ .office__grid{ grid-template-columns:1fr 1fr; gap:48px; } }

.office__info dl{ background:#fff; border-radius:var(--radius-lg); padding:8px 28px; border:1px solid var(--border); }
.office__info dl > div{
  display:grid; grid-template-columns:1fr; gap:4px;
  padding:18px 0; border-bottom:1px solid var(--border);
}
.office__info dl > div:last-child{ border-bottom:0; }
.office__info dt{
  font-family:var(--serif);
  font-size:12px; letter-spacing:.18em;
  color:var(--gold-dark); font-weight:700;
}
.office__info dd{ margin:0; font-size:14.5px; line-height:1.85; }
.office__info dd small{ display:block; color:var(--text-muted); margin-top:2px; font-size:12px; }
@media(min-width:768px){
  .office__info dl > div{ grid-template-columns:140px 1fr; gap:16px; align-items:start; }
}
.office__map{
  border-radius:var(--radius-lg);
  overflow:hidden;
  min-height:320px;
  box-shadow:var(--shadow-sm);
  border:1px solid var(--border);
}
.office__map iframe{ width:100%; height:100%; min-height:320px; display:block; }

/* =========================================================
   FAQ
   ========================================================= */
.faq{ background:var(--white); }
.faq__inner{ max-width:840px; margin:0 auto; }
.faq-item{
  background:#fff;
  border:1px solid var(--border);
  border-radius:var(--radius);
  margin-bottom:12px;
  transition:border-color .2s, box-shadow .2s;
}
.faq-item[open]{ border-color:var(--gold); box-shadow:var(--shadow-sm); }
.faq-item > summary{
  list-style:none;
  cursor:pointer;
  padding:18px 56px 18px 56px;
  font-size:15px; font-weight:700;
  color:var(--navy);
  position:relative;
  line-height:1.6;
  letter-spacing:.02em;
}
.faq-item > summary::-webkit-details-marker{ display:none; }
.faq-item > summary::before{
  content:"Q";
  position:absolute; left:18px; top:50%; transform:translateY(-50%);
  font-family:var(--serif); font-weight:700; font-size:18px;
  color:var(--gold);
  width:28px; height:28px;
  display:grid; place-items:center;
  background:var(--cream); border-radius:50%;
}
.faq-item > summary::after{
  content:"";
  position:absolute; right:22px; top:50%;
  width:10px; height:10px;
  border-right:2px solid var(--navy);
  border-bottom:2px solid var(--navy);
  transform:translateY(-65%) rotate(45deg);
  transition:transform .25s;
}
.faq-item[open] > summary::after{
  transform:translateY(-25%) rotate(-135deg);
}
.faq-item__body{
  padding:0 24px 22px 56px;
  font-size:14px; line-height:1.95;
  color:var(--text-body);
  border-top:1px dashed var(--border);
  padding-top:18px;
  margin-top:0;
  position:relative;
}
.faq-item__body::before{
  content:"A";
  position:absolute; left:18px; top:18px;
  font-family:var(--serif); font-weight:700; font-size:18px;
  color:var(--navy);
  width:28px; height:28px;
  display:grid; place-items:center;
  background:var(--navy); color:#fff; border-radius:50%;
}
.faq-item__body p{ margin:0 0 10px; }
.faq-item__body ul{ margin:0; padding-left:20px; list-style:disc; }
.faq-item__body ul li{ margin-bottom:6px; font-size:13.5px; }

/* =========================================================
   Final CTA（白×水色グラデ／さわやかライト）
   ========================================================= */
.cta{
  position:relative;
  overflow:hidden;
  background:
    radial-gradient(900px 500px at 80% 0%, rgba(74,179,232,.35) 0%, transparent 60%),
    radial-gradient(700px 400px at 10% 100%, rgba(184,147,90,.18) 0%, transparent 65%),
    linear-gradient(180deg, var(--sky-pale) 0%, #ffffff 60%, var(--sky-bg) 100%);
  color:var(--navy);
  border-top:1px solid var(--border-sky);
}
.cta::before{
  content:""; position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(44,139,192,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(44,139,192,.04) 1px, transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(closest-side at 50% 0%, #000 0%, transparent 70%);
  opacity:.8;
  pointer-events:none;
}
.cta__inner{ position:relative; max-width:840px; margin:0 auto; text-align:center; }
.cta__eyebrow{ color:var(--sky-dark); }
.cta__lead{
  font-size:15px; line-height:2;
  color:var(--text-body);
  margin:0 auto 36px;
  max-width:640px;
}
.cta__btns{
  display:flex; flex-direction:column; gap:14px;
  margin-bottom:24px;
}
@media(min-width:768px){
  .cta__btns{ flex-direction:row; justify-content:center; flex-wrap:wrap; }
}
.cta__note{
  font-size:12px;
  color:var(--text-muted);
  margin:0;
  letter-spacing:.05em;
}

/* =========================================================
   Footer
   ========================================================= */
.site-footer{
  background:
    radial-gradient(900px 400px at 90% 0%, rgba(74,179,232,.18) 0%, transparent 60%),
    linear-gradient(180deg, var(--navy) 0%, var(--navy-deep) 100%);
  color:rgba(255,255,255,.80);
  padding:64px 0 0;
  font-size:13.5px;
  line-height:1.85;
}
.footer__grid{
  display:grid; grid-template-columns:1fr; gap:36px;
  padding-bottom:48px;
}
@media(min-width:768px){
  .footer__grid{ grid-template-columns:1.4fr 1fr 1.4fr 1fr; gap:32px; }
}
.footer__brand .brand{ margin-bottom:18px; }
.brand--footer .brand__mark{ width:44px; height:44px; }
.footer__address{ font-size:13px; margin:0; color:rgba(255,255,255,.7); }
.footer__address a{ color:var(--gold-light); }
.footer__address a:hover{ color:#fff; }

.footer__heading{
  font-family:var(--serif);
  font-size:13px; letter-spacing:.18em;
  color:var(--gold-light);
  margin:0 0 16px;
  padding-bottom:10px;
  border-bottom:1px solid rgba(255,255,255,.15);
}
.footer__nav ul li, .footer__sns ul li{ margin-bottom:8px; }
.footer__nav a, .footer__sns a{
  color:rgba(255,255,255,.78);
  font-size:13px;
}
.footer__nav a:hover, .footer__sns a:hover{ color:var(--gold-light); opacity:1; }
.footer__nav small, .footer__sns small{
  display:block; font-size:11px; color:rgba(255,255,255,.45); margin-left:0;
}

.footer__bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:20px 0 96px;
  font-size:11.5px;
  color:rgba(255,255,255,.5);
}
.footer__bottom .container{
  display:flex; flex-direction:column; gap:6px;
  text-align:center;
}
.footer__legal{ font-size:11px; color:rgba(255,255,255,.4); }
@media(min-width:768px){
  .footer__bottom .container{ flex-direction:row; justify-content:space-between; align-items:center; text-align:left; }
  .footer__bottom{ padding-bottom:24px; }
}

/* =========================================================
   Mobile bottom-fixed CTA
   ========================================================= */
.mobile-cta{
  position:fixed; left:0; right:0; bottom:0; z-index:90;
  display:flex;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(10px) saturate(140%);
  -webkit-backdrop-filter:blur(10px) saturate(140%);
  box-shadow:0 -4px 18px rgba(44,139,192,.15);
  border-top:1px solid var(--border-sky);
}
.mobile-cta__btn{
  flex:1;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:4px;
  padding:10px 6px;
  font-size:11px;
  color:#fff;
  font-weight:700;
  letter-spacing:.06em;
  margin:6px 4px;
  border-radius:10px;
}
.mobile-cta__btn:first-child{ margin-left:8px; }
.mobile-cta__btn:last-child{ margin-right:8px; }
.mobile-cta__btn svg{ width:22px; height:22px; }
.mobile-cta__btn:hover{ opacity:.92; transform:translateY(-1px); }
.mobile-cta__tel  { background:linear-gradient(180deg, var(--gold-light), var(--gold)); }
.mobile-cta__line { background:linear-gradient(180deg, var(--line-green), var(--line-green-dk)); }
.mobile-cta__mail { background:linear-gradient(180deg, var(--sky), var(--sky-dark)); }
@media(min-width:960px){ .mobile-cta{ display:none; } }

/* =========================================================
   Reduced motion
   ========================================================= */
@media (prefers-reduced-motion: reduce){
  *{ animation-duration:0.01ms !important; transition-duration:0.01ms !important; scroll-behavior:auto !important; }
}

/* =========================================================
   Contact Form
   ========================================================= */
.form-section{
  background:#ffffff;
  border-top:1px solid var(--border-sky);
}
.form-inner{ max-width:720px; margin:0 auto; }
.contact-form{
  background:linear-gradient(180deg, #ffffff 0%, var(--sky-bg) 100%);
  border:1px solid var(--border-sky);
  border-radius:var(--radius-lg);
  padding:32px 24px;
  box-shadow:var(--shadow-sm);
}
@media(min-width:768px){ .contact-form{ padding:48px 40px; } }

.form-row{ margin-bottom:24px; }
.form-row label,
.form-label{
  display:block;
  font-family:var(--serif);
  font-size:13px; font-weight:700;
  color:var(--navy);
  margin-bottom:8px;
  letter-spacing:.05em;
}
.req{
  display:inline-block;
  font-family:var(--sans);
  font-size:10px; font-weight:700;
  background:var(--gold); color:#fff;
  padding:2px 8px;
  border-radius:4px;
  margin-left:6px;
  letter-spacing:.1em;
}
.opt{
  display:inline-block;
  font-family:var(--sans);
  font-size:11px; font-weight:500;
  color:var(--text-muted);
  margin-left:4px;
  letter-spacing:.05em;
}

.contact-form input[type=text],
.contact-form input[type=email],
.contact-form textarea{
  width:100%;
  padding:14px 16px;
  font-family:var(--sans);
  font-size:15px;
  color:var(--text-body);
  background:#fff;
  border:1.5px solid var(--border-sky);
  border-radius:var(--radius);
  transition:border-color .2s, box-shadow .2s;
  -webkit-appearance:none;
  appearance:none;
}
.contact-form input[type=text]:hover,
.contact-form input[type=email]:hover,
.contact-form textarea:hover{ border-color:var(--sky); }
.contact-form input[type=text]:focus,
.contact-form input[type=email]:focus,
.contact-form textarea:focus{
  outline:0;
  border-color:var(--sky-dark);
  box-shadow:0 0 0 4px rgba(74,179,232,.18);
}
.contact-form textarea{ resize:vertical; line-height:1.8; min-height:140px; }

.radio-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:8px;
}
@media(min-width:600px){ .radio-grid{ grid-template-columns:1fr 1fr; } }

.radio-card{
  position:relative;
  display:flex; align-items:center; gap:10px;
  padding:12px 16px;
  background:#fff;
  border:1.5px solid var(--border-sky);
  border-radius:var(--radius);
  cursor:pointer;
  font-size:14px;
  font-weight:500 !important;
  color:var(--text-body) !important;
  margin-bottom:0 !important;
  transition:border-color .2s, background .2s;
  font-family:var(--sans) !important;
  letter-spacing:0 !important;
}
.radio-card:hover{ border-color:var(--sky); }
.radio-card input[type=radio]{
  width:18px; height:18px;
  accent-color:var(--sky-dark);
  cursor:pointer;
  margin:0;
}
.radio-card:has(input:checked){
  border-color:var(--sky-dark);
  background:var(--sky-pale);
  color:var(--navy) !important;
}

.form-note{
  font-size:11.5px;
  color:var(--text-muted);
  background:rgba(74,179,232,.08);
  border-left:3px solid var(--sky);
  padding:10px 14px;
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  margin:0 0 20px;
  line-height:1.7;
}

.form-status{
  margin:14px 0 0;
  padding:12px 16px;
  font-size:14px; font-weight:500;
  border-radius:var(--radius);
  text-align:center;
  display:none;
}
.form-status.is-loading{
  display:block;
  background:var(--sky-pale);
  color:var(--sky-dark);
  border:1px solid var(--border-sky);
}
.form-status.is-success{
  display:block;
  background:rgba(6,199,85,.08);
  color:var(--line-green-dk);
  border:1px solid rgba(6,199,85,.30);
}
.form-status.is-error{
  display:block;
  background:rgba(220,53,69,.06);
  color:#c33;
  border:1px solid rgba(220,53,69,.30);
}

.form-fallback{
  margin-top:28px;
  text-align:center;
  font-size:13px;
  color:var(--text-muted);
  line-height:1.9;
}
.form-fallback a{
  color:var(--navy);
  font-weight:700;
  border-bottom:1px solid var(--gold);
  padding-bottom:1px;
}
.form-fallback a:hover{ color:var(--sky-dark); border-bottom-color:var(--sky-dark); opacity:1; }

/* =========================================================
   Print
   ========================================================= */
@media print{
  .site-header, .mobile-cta, .hero__scroll, .drawer{ display:none !important; }
  body{ color:#000; }
  .hero{ color:#000; padding-top:0; min-height:auto; }
  .hero__bg, .hero__bg::after, .hero__bg::before{ display:none; }
  .hero__title-line:last-child{ -webkit-text-fill-color:#000; color:#000 !important; }
  .cta{ background:#fff; color:#000; }
  .cta::before{ display:none; }
}