/* ===== Wave Compass ===== */
:root{
  --navy:#2f5871;          /* ロゴの濃紺 */
  --deep:#3f6d86;
  --sea:#6ba7bd;           /* 波の青緑 */
  --sea-light:#a9cdd8;
  --sky:#dcecf1;
  --sand:#f4e7d3;          /* 砂浜 */
  --sand-light:#faf3e7;
  --coral:#e6b98f;         /* 夕日のオレンジ */
  --ink:#33454f;
  --ink-soft:#5c6f78;
  --white:#ffffff;
  --paper:#fbfcfc;
  --line:#e3ebee;
  --radius:18px;
  --shadow:0 12px 40px rgba(47,88,113,.10);
  --shadow-sm:0 6px 20px rgba(47,88,113,.08);
  --serif:"Cormorant Garamond",serif;
  --sans:"Zen Kaku Gothic New",-apple-system,sans-serif;
  --round:"Zen Maru Gothic",var(--sans);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--sans);
  color:var(--ink);
  background:var(--paper);
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  letter-spacing:.02em;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:min(1080px,90%);margin-inline:auto}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(251,252,252,.82);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  width:min(1160px,92%);margin-inline:auto;
  display:flex;align-items:center;justify-content:space-between;
  height:76px;
}
.brand-logo{height:54px;width:auto}
.nav{display:flex;align-items:center;gap:30px}
.nav a{font-size:.92rem;font-weight:500;color:var(--ink-soft);transition:color .2s}
.nav a:hover{color:var(--navy)}
.nav-cta{
  background:var(--navy);color:#fff !important;
  padding:9px 20px;border-radius:999px;font-weight:700 !important;
  box-shadow:var(--shadow-sm);
}
.nav-cta:hover{background:var(--deep)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.nav-toggle span{width:24px;height:2px;background:var(--navy);border-radius:2px;transition:.3s}

/* ===== Hero ===== */
.hero{
  position:relative;
  padding:70px 0 140px;
  overflow:hidden;
  text-align:center;
  isolation:isolate;
}
.hero-bg{
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(120% 90% at 80% 10%, rgba(230,185,143,.28), transparent 55%),
    radial-gradient(120% 100% at 15% 20%, rgba(169,205,216,.35), transparent 60%),
    linear-gradient(180deg,#eef6f8 0%, #f7efe0 100%);
}
.hero-inner{width:min(760px,90%);margin-inline:auto}
/* エンブレム */
.hero-emblem{
  width:clamp(230px,32vw,360px);
  height:auto;margin:0 auto 6px;
  filter:drop-shadow(0 10px 24px rgba(47,88,113,.12));
}
/* Wave Compass（ロゴのセリフ体を再現・大きく） */
.hero-brand{
  font-family:var(--serif);
  font-weight:600;
  font-size:clamp(3.2rem,9vw,6rem);
  color:var(--navy);
  line-height:1;letter-spacing:.02em;
  margin-bottom:14px;
}
/* 湘南ライフ＆ビジネスサポート（左右に細い区切り線） */
.hero-eyebrow{
  display:flex;align-items:center;justify-content:center;gap:18px;
  font-family:var(--sans);
  color:var(--navy);font-weight:500;
  letter-spacing:.22em;font-size:clamp(.95rem,2vw,1.25rem);
  margin-bottom:26px;
}
.hero-eyebrow::before,.hero-eyebrow::after{
  content:"";height:1px;width:clamp(26px,6vw,60px);
  background:linear-gradient(90deg,transparent,var(--sea-light),transparent);
}
/* 今日が人生で一番若い日。（手書き風・下線スウォッシュ） */
.hero-tagline{
  position:relative;display:inline-block;
  font-family:var(--round);
  color:var(--sea);font-weight:500;font-style:italic;
  font-size:clamp(1.35rem,3.6vw,2.15rem);
  letter-spacing:.06em;
  margin-bottom:34px;padding-bottom:12px;
}
.hero-tagline::after{
  content:"";position:absolute;left:6%;right:6%;bottom:0;height:6px;
  background:radial-gradient(60% 100% at 50% 0,var(--coral),transparent 72%);
  border-radius:50%;
}
.hero-lead{color:var(--ink-soft);font-size:1.02rem;margin-bottom:38px}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.hero-note{
  margin-top:26px;color:var(--deep);font-weight:700;font-size:.98rem;
  font-family:var(--round);
}
.hero-wave{position:absolute;left:0;right:0;bottom:-1px;line-height:0}
.hero-wave svg{width:100%;height:90px}
.hero-wave path{fill:var(--paper)}

/* ===== Buttons ===== */
.btn{
  display:inline-block;padding:15px 34px;border-radius:999px;
  font-weight:700;font-size:1rem;cursor:pointer;border:none;
  transition:transform .2s, box-shadow .2s, background .2s;
}
.btn-primary{background:var(--navy);color:#fff;box-shadow:0 10px 28px rgba(47,88,113,.28)}
.btn-primary:hover{background:var(--deep);transform:translateY(-2px);box-shadow:0 14px 34px rgba(47,88,113,.34)}
.btn-ghost{background:rgba(255,255,255,.7);color:var(--navy);border:1.5px solid var(--sea-light)}
.btn-ghost:hover{background:#fff;transform:translateY(-2px)}
.btn-block{width:100%;padding:18px}

/* ===== Section base ===== */
.section{padding:92px 0}
.section-eyebrow{
  font-family:var(--serif);letter-spacing:.32em;
  color:var(--sea);font-size:.95rem;font-weight:600;text-align:center;margin-bottom:12px;
}
.section-title{
  font-family:var(--round);font-weight:500;
  text-align:center;color:var(--navy);
  font-size:clamp(1.5rem,3.6vw,2.2rem);line-height:1.5;
  margin-bottom:20px;letter-spacing:.03em;
}
.section-desc{
  text-align:center;color:var(--ink-soft);
  width:min(680px,100%);margin:0 auto 44px;
}

/* ===== About ===== */
.about{background:var(--paper)}
.about-body{width:min(760px,100%);margin:0 auto 50px}
.about-body p{margin-bottom:20px;color:var(--ink-soft)}
.about-body strong{color:var(--navy);font-weight:700}
.mv-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;width:min(880px,100%);margin-inline:auto}
.mv-card{
  background:linear-gradient(180deg,#fff,var(--sand-light));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 30px;box-shadow:var(--shadow-sm);
}
.mv-label{
  display:inline-block;font-family:var(--serif);font-weight:600;
  letter-spacing:.2em;color:var(--coral);margin-bottom:12px;font-size:1rem;
}
.mv-card p{color:var(--navy);font-weight:500;font-size:1.05rem;line-height:1.7}

/* ===== Service ===== */
.service{background:linear-gradient(180deg,#eef6f8,#f7efe0)}
.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.service-card{
  background:#fff;border-radius:var(--radius);padding:32px 26px;
  box-shadow:var(--shadow-sm);border:1px solid var(--line);
  transition:transform .25s, box-shadow .25s;
}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.service-icon{
  font-size:1.9rem;width:60px;height:60px;border-radius:50%;
  display:grid;place-items:center;margin-bottom:18px;
  background:linear-gradient(135deg,var(--sky),var(--sand));
}
.service-card h3{color:var(--navy);font-size:1.14rem;margin-bottom:12px;font-weight:700}
.service-card p{color:var(--ink-soft);font-size:.95rem;line-height:1.75}

/* ===== Flow ===== */
.flow{background:var(--paper)}
.flow-list{
  list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;
  counter-reset:none;position:relative;
}
.flow-list li{
  background:var(--sand-light);border-radius:var(--radius);
  padding:30px 24px;text-align:center;border:1px solid var(--line);
  position:relative;
}
.flow-step{
  display:inline-grid;place-items:center;width:52px;height:52px;border-radius:50%;
  background:var(--navy);color:#fff;font-family:var(--serif);font-weight:600;
  font-size:1.25rem;margin-bottom:16px;
}
.flow-list h3{color:var(--navy);font-size:1.05rem;margin-bottom:10px}
.flow-list p{color:var(--ink-soft);font-size:.9rem;line-height:1.7}

/* ===== Reservation ===== */
.reserve{background:linear-gradient(180deg,#f7efe0,#eef6f8)}
.reserve-head{text-align:center;margin-bottom:40px}
.free-badge{
  display:inline-flex;flex-direction:column;align-items:center;
  background:#fff;border:2px dashed var(--coral);border-radius:20px;
  padding:14px 34px;margin:8px 0 22px;box-shadow:var(--shadow-sm);
}
.free-badge strong{
  font-family:var(--round);color:var(--navy);font-size:1.5rem;font-weight:500;letter-spacing:.04em;
}
.free-badge strong span{color:var(--coral);font-size:2.4rem;margin:0 4px;font-family:var(--serif);font-weight:600}
.free-badge-note{color:var(--ink-soft);font-size:.85rem;margin-top:2px}

.reserve-form{
  background:#fff;border-radius:24px;padding:44px 46px;
  box-shadow:var(--shadow);border:1px solid var(--line);
  width:min(760px,100%);margin-inline:auto;
}
.hidden-field{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-row{margin-bottom:26px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.form-row label,.group-label{
  display:block;font-weight:700;color:var(--navy);
  font-size:.95rem;margin-bottom:10px;
}
.req{background:var(--coral);color:#fff;font-size:.7rem;padding:2px 8px;border-radius:4px;margin-left:6px;vertical-align:middle;font-weight:700}
.opt{background:var(--sky);color:var(--deep);font-size:.7rem;padding:2px 8px;border-radius:4px;margin-left:6px;vertical-align:middle;font-weight:700}
input[type=text],input[type=email],input[type=tel],input[type=date],select,textarea{
  width:100%;font-family:inherit;font-size:1rem;color:var(--ink);
  padding:13px 16px;border:1.5px solid var(--line);border-radius:12px;
  background:var(--paper);transition:border .2s, box-shadow .2s;
}
input:focus,select:focus,textarea:focus{
  outline:none;border-color:var(--sea);
  box-shadow:0 0 0 3px rgba(107,167,189,.18);background:#fff;
}
textarea{resize:vertical;line-height:1.7}
.char-count{text-align:right;font-size:.82rem;color:var(--ink-soft);margin-top:6px}

/* radio pills */
.radio-group{display:flex;gap:12px;flex-wrap:wrap}
.pill input{position:absolute;opacity:0}
.pill span{
  display:inline-block;padding:10px 22px;border-radius:999px;
  border:1.5px solid var(--sea-light);color:var(--deep);
  font-size:.92rem;font-weight:500;cursor:pointer;transition:.2s;background:#fff;
}
.pill input:checked + span{background:var(--navy);color:#fff;border-color:var(--navy)}

/* checkbox grid */
.check-group{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.check input{position:absolute;opacity:0}
.check span{
  display:flex;align-items:center;gap:9px;
  padding:12px 16px;border-radius:12px;border:1.5px solid var(--line);
  background:var(--paper);font-size:.92rem;color:var(--ink-soft);
  cursor:pointer;transition:.2s;height:100%;
}
.check span::before{
  content:"";width:18px;height:18px;border-radius:5px;border:2px solid var(--sea-light);
  flex:0 0 auto;transition:.2s;
}
.check input:checked + span{border-color:var(--sea);background:#f0f8fa;color:var(--navy);font-weight:500}
.check input:checked + span::before{background:var(--sea);border-color:var(--sea);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size:13px;background-repeat:no-repeat;background-position:center;}

.agree{display:flex;align-items:flex-start;gap:10px;font-size:.9rem;color:var(--ink-soft);margin-bottom:24px;cursor:pointer}
.agree input{margin-top:5px;accent-color:var(--sea);width:17px;height:17px}
.form-reassure{text-align:center;color:var(--ink-soft);font-size:.85rem;margin-top:16px}

.form-success{text-align:center;padding:30px 10px}
.form-success-icon{font-size:2.6rem;margin-bottom:14px}
.form-success h3{color:var(--navy);font-size:1.3rem;margin-bottom:12px;font-family:var(--round);font-weight:500}
.form-success p{color:var(--ink-soft)}

/* ===== Footer ===== */
.site-footer{background:var(--navy);color:#e9f1f4;padding:60px 0 24px}
.footer-inner{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.14)}
.footer-logo{height:70px;background:#fff;border-radius:14px;padding:10px 14px;width:auto;margin-bottom:14px}
.footer-tagline{font-family:var(--serif);font-style:italic;color:var(--sea-light);font-size:1.15rem;letter-spacing:.04em}
.footer-contact h3{font-size:1rem;margin-bottom:16px;color:#fff;letter-spacing:.08em}
.footer-contact ul{list-style:none}
.footer-contact li{display:flex;gap:14px;margin-bottom:10px;font-size:.94rem;color:#cfe0e7}
.footer-contact li span{color:var(--sea-light);min-width:44px;font-weight:700}
.footer-contact a:hover{color:#fff;text-decoration:underline}
.copyright{text-align:center;color:#9fbdca;font-size:.82rem;margin-top:24px}

/* ===== Responsive ===== */
@media(max-width:860px){
  .nav{
    position:fixed;inset:76px 0 auto 0;flex-direction:column;gap:0;
    background:rgba(251,252,252,.98);backdrop-filter:blur(10px);
    padding:10px 0;border-bottom:1px solid var(--line);
    transform:translateY(-120%);transition:transform .3s;
  }
  body.nav-open .nav{transform:translateY(0)}
  .nav a{padding:14px 0;width:100%;text-align:center}
  .nav-cta{border-radius:0;box-shadow:none}
  .nav-toggle{display:flex}
  .service-grid{grid-template-columns:1fr 1fr}
  .flow-list{grid-template-columns:1fr 1fr}
  .check-group{grid-template-columns:1fr 1fr}
}
@media(max-width:560px){
  .section{padding:64px 0}
  .mv-grid,.form-grid,.service-grid,.flow-list{grid-template-columns:1fr}
  .reserve-form{padding:30px 22px}
  .check-group{grid-template-columns:1fr 1fr}
  .footer-inner{flex-direction:column}
}