/* ============================================================
   公民連携沖縄株式会社 — shared styles
   ============================================================ */
:root {
  --green-900: #1e7341;
  --green-800: #239050;
  --green-700: #2bac5d;
  --green-600: #3dc26d;
  --green-500: #5bd68a;
  --green-100: #daf4e2;
  --green-50:  #edfaf1;
  --ink:   #283029;
  --muted: #5f6e63;
  --line:  #e3e8e3;
  --paper: #ffffff;
  --paper-2: #f6f8f5;
  --shadow-sm: 0 1px 3px rgba(20,61,36,.06), 0 1px 2px rgba(20,61,36,.04);
  --shadow-md: 0 8px 24px rgba(20,61,36,.10);
  --shadow-lg: 0 18px 48px rgba(20,61,36,.16);
  --maxw: 1180px;
  --header-h: 76px;
  --serif: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sans: "Noto Sans JP", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
body {
  margin: 0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.85;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  letter-spacing: .01em;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1,h2,h3,h4 { margin: 0; font-weight: 700; line-height: 1.4; }
p { margin: 0; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 15px 26px; border-radius: 4px; font-weight: 700;
  font-size: 15px; cursor: pointer; border: none; transition: .25s ease;
  font-family: var(--sans); letter-spacing: .04em; white-space: nowrap;
}
.btn .arw {
  width: 22px; height: 22px; border-radius: 50%;
  display: grid; place-items: center; flex: 0 0 auto;
  background: rgba(255,255,255,.22); font-size: 11px;
}
.btn-primary { background: var(--green-700); color: #fff; box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--green-800); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn-dark { background: #20312a; color: #fff; }
.btn-dark:hover { background: #18261f; transform: translateY(-2px); }
.btn-ghost { background: #fff; color: var(--green-800); border: 1.5px solid var(--green-700); }
.btn-ghost .arw { background: var(--green-100); color: var(--green-800); }
.btn-ghost:hover { background: var(--green-50); transform: translateY(-2px); }

/* ---------- section headings ---------- */
.sec-head { text-align: center; margin-bottom: 48px; }
.sec-head .en {
  display: block; font-family: var(--serif); color: var(--green-600);
  font-size: 14px; letter-spacing: .28em; text-transform: uppercase; font-weight: 600;
  margin-bottom: 10px;
}
.sec-head h2 {
  font-family: var(--serif); font-size: clamp(26px, 3vw, 36px);
  letter-spacing: .06em; color: var(--ink);
}
.sec-head h2::after {
  content: ""; display: block; width: 46px; height: 3px; border-radius: 2px;
  background: var(--green-600); margin: 18px auto 0;
}
.sec-head.left { text-align: left; }
.sec-head.left h2::after { margin-left: 0; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  height: var(--header-h); display: flex; align-items: center; gap: 28px;
  max-width: 1320px;
}
.brand { display: flex; align-items: center; gap: 11px; flex: 0 0 auto; }
.brand .mark { width: 38px; height: 38px; flex: 0 0 auto; }
.brand .name { font-family: var(--serif); font-weight: 700; font-size: 19px; letter-spacing: .04em; color: var(--green-800); }
.brand .name small { display:block; font-family: var(--sans); font-size: 10px; letter-spacing:.18em; color: var(--green-600); font-weight:600; }
.main-nav { margin-left: auto; display: flex; align-items: center; gap: 22px; }
.main-nav a {
  position: relative; display: flex; flex-direction: column; align-items: center;
  line-height: 1.2; padding: 5px 0; color: var(--ink); gap: 1px;
}
.main-nav a .en { font-family: var(--serif); font-size: 10.5px; letter-spacing: .1em; color: var(--green-600); font-weight: 600; }
.main-nav a .jp { font-size: 13.5px; font-weight: 600; letter-spacing: .02em; }
.main-nav a::after {
  content: ""; position: absolute; left: 0; bottom: -3px; height: 2px; width: 0;
  background: var(--green-600); transition: width .25s;
}
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }
.main-nav a.active .jp, .main-nav a.active .en { color: var(--green-700); }
.header-cta { flex: 0 0 auto; }
.menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--green-800); margin: 5px 0; transition: .3s; border-radius: 2px; }

/* ============================================================
   PAGE HERO (lower pages)
   ============================================================ */
.page-hero {
  position: relative; background: var(--green-800); color: #fff;
  padding: 66px 0; overflow: hidden;
}
.page-hero::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 88% -10%, rgba(54,168,97,.5), transparent 45%),
    linear-gradient(120deg, var(--green-900), var(--green-700));
}
.page-hero .wrap { position: relative; }
.page-hero .en { font-family: var(--serif); letter-spacing:.26em; color: var(--green-100); font-size: 13px; font-weight: 600; }
.page-hero h1 { font-family: var(--serif); font-size: clamp(28px, 4vw, 42px); letter-spacing: .08em; margin-top: 6px; }
.crumb { margin-top: 16px; font-size: 13px; color: rgba(255,255,255,.8); display: flex; gap: 8px; }
.crumb a:hover { text-decoration: underline; }

/* ============================================================
   FOOTER
   ============================================================ */
.cta-band {
  background: var(--green-50); position: relative; overflow: hidden;
}
.cta-band .inner {
  display: flex; align-items: center; gap: 34px; padding: 44px 0;
}
.cta-band .ring {
  width: 96px; height: 96px; border-radius: 50%; background: #fff; flex: 0 0 auto;
  display: grid; place-items: center; box-shadow: var(--shadow-sm); color: var(--green-700);
}
.cta-band h3 { font-family: var(--serif); font-size: clamp(20px,2.4vw,27px); letter-spacing:.05em; color: var(--green-800); }
.cta-band p { color: var(--muted); margin-top: 8px; font-size: 15px; }
.cta-band .btn { margin-left: auto; }

.site-footer { background: var(--green-900); color: rgba(255,255,255,.82); }
.site-footer .top { display: grid; grid-template-columns: 1.5fr auto; gap: 40px; align-items: start; padding: 60px 0 36px; }
.site-footer .insta-col { justify-self: end; text-align: left; }
.foot-links { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; padding: 32px 0 52px; border-top: 1px solid rgba(255,255,255,.1); }
.foot-links nav { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.foot-links nav a { padding: 3px 0; }
.site-footer .brand .name { color: #fff; }
.site-footer .brand .name small { color: var(--green-100); }
.site-footer .addr { margin-top: 20px; font-size: 13.5px; line-height: 2; color: rgba(255,255,255,.72); }
.site-footer .tel { font-family: var(--serif); font-size: 27px; color: #fff; margin-top: 16px; display:flex; align-items:center; gap:10px; letter-spacing:.04em; }
.site-footer .hours { font-size: 12.5px; color: rgba(255,255,255,.62); margin-top: 4px; }
.site-footer .fcol h4 { font-size: 13px; letter-spacing: .12em; color: var(--green-100); margin-bottom: 16px; font-weight: 700; }
.site-footer .fcol a { display: block; font-size: 14px; padding: 7px 0; color: rgba(255,255,255,.78); transition: .2s; }
.foot-links .fcol a { display: inline-block; }
.site-footer .fcol a:hover { color: #fff; padding-left: 5px; }
.insta-follow { display: inline-flex; align-items: center; gap: 13px; }
.insta-follow .insta-icon { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; color: #fff; background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.16); transition: .2s; }
.insta-follow:hover .insta-icon { background: rgba(255,255,255,.14); border-color: rgba(255,255,255,.32); }
.insta-follow .insta-meta { display: flex; flex-direction: column; line-height: 1.35; }
.insta-follow .insta-handle { font-size: 14px; color: #fff; font-weight: 600; letter-spacing: .02em; }
.insta-follow .insta-sub { font-size: 12px; color: rgba(255,255,255,.6); }
.footer-bar { border-top: 1px solid rgba(255,255,255,.12); }
.footer-bar .wrap { display: flex; justify-content: space-between; align-items:center; flex-wrap: wrap; gap: 12px; padding: 18px 28px; font-size: 12px; color: rgba(255,255,255,.55); }
.footer-bar .tags { display: flex; gap: 16px; flex-wrap: wrap; }

/* ============================================================
   GENERIC CONTENT BLOCKS (lower pages)
   ============================================================ */
.section { padding: 88px 0; }
.section.tint { background: var(--paper-2); }
.lead { font-size: 16px; color: var(--muted); line-height: 2.1; }
.center-narrow { max-width: 760px; margin: 0 auto; text-align: center; }

/* fade-in on scroll */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: none; }

@media (max-width: 920px) {
  .main-nav, .header-cta { display: none; }
  .main-nav.open {
    display: flex; flex-direction: column; align-items: stretch; gap: 0;
    position: absolute; top: var(--header-h); left: 0; right: 0; background: #fff;
    border-bottom: 1px solid var(--line); padding: 8px 0; box-shadow: var(--shadow-md);
  }
  .main-nav.open a { padding: 13px 28px; flex-direction: row; align-items: baseline; gap: 9px; }
  .main-nav.open a .en { font-size: 11px; }
  .main-nav.open a .jp { font-size: 15px; }
  .menu-toggle { display: block; margin-left: auto; }
  .site-footer .top { grid-template-columns: 1fr; }
  .site-footer .insta-col { justify-self: start; }
  .cta-band .inner { flex-direction: column; text-align: center; }
  .cta-band .btn { margin: 0; }
}
@media (max-width: 600px) {
  .foot-links { grid-template-columns: 1fr; gap: 28px; }
}