/*
Theme Name: Agrivoltaics
Theme URI: https://agrivoltaics.jp/
Author: Agrivoltaics Association
Description: 農業と再生可能エネルギーの共存を推進する非営利団体、アグリボルタイクス協会の公式サイトテーマ。
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.9
Requires PHP: 7.4
License: GPL v2 or later
Text Domain: agrivoltaics
*/

/* ================================================================
   アグリボルタイクス協会 新サイト スタイル（2026-04-17）
   参考: unicell.co.jp のレイアウト文法を非営利・農業×再エネに翻案
   ================================================================ */

/* Google Fonts は functions.php の wp_enqueue_style で読み込み（@import二重ロード回避・2026-05-14） */

/* ---------- Design tokens ---------- */
:root{
  --green:#2e7d4f;
  --green-dark:#1b5e35;
  --green-light:#7cb342;
  --sun:#ffcf5c;
  --sun-hover:#ffb300;
  --beige:#f7f5ec;
  --sky:#e3f2eb;
  --sky-soft:#eef5e0;
  --text:#373131;
  --sub:#6b6464;
  --line:#d9d2cf;
  --dark:#1f2924;

  --radius-lg:48px;
  --radius-card:24px;
  --radius-round:9999px;

  --font-jp:"Zen Kaku Gothic New","Noto Sans JP","Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;
  --font-en:"Montserrat","Zen Kaku Gothic New",sans-serif;

  --ease:cubic-bezier(.4,.4,0,1);
  --ease-out:cubic-bezier(0.445,0.05,0.55,0.95);
}

/* ---------- Reset / base ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth}
body{
  font-family:var(--font-jp);
  font-weight:400;
  color:var(--text);
  line-height:1.8;
  letter-spacing:.05em;
  font-feature-settings:"palt";
  background:#fff;
  -webkit-font-smoothing:antialiased;
  overflow-x:clip;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .3s var(--ease)}
ul,ol{list-style:none}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}
section{position:relative}

/* ---------- Layout helpers ---------- */
.container{max-width:1200px;margin:0 auto;padding:0 40px}
.container-narrow{max-width:960px;margin:0 auto;padding:0 40px}
.section{padding:120px 0}
.section-sm{padding:80px 0}
@media(max-width:840px){
  .container,.container-narrow{padding:0 24px}
  .section{padding:80px 0}
  .section-sm{padding:60px 0}
}
@media(max-width:540px){
  .container,.container-narrow{padding:0 20px}
  .section{padding:60px 0}
  .section-sm{padding:48px 0}
}

/* ---------- Typography ---------- */
h1,h2,h3,h4{font-family:var(--font-jp);font-weight:700;line-height:1.45;letter-spacing:.04em;color:var(--text)}
.en-label{
  font-family:var(--font-en);
  font-weight:600;
  font-size:13px;
  letter-spacing:.18em;
  text-transform:lowercase;
  color:var(--green);
  display:inline-flex;align-items:center;gap:12px;
  margin-bottom:18px;
}
.en-label::before{
  content:'';display:inline-block;width:32px;height:2px;background:var(--green);
}
.section-title{
  font-size:40px;font-weight:900;line-height:1.45;margin-bottom:24px;
}
.section-lead{
  font-size:16px;line-height:1.95;color:var(--sub);max-width:720px;
}
@media(max-width:840px){
  .section-title{font-size:28px}
}
@media(max-width:540px){
  .section-title{font-size:24px}
  .en-label{font-size:12px}
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:12px;
  min-height:60px;padding:0 36px;
  background:var(--green);color:#fff;
  font-family:var(--font-jp);font-weight:700;font-size:15px;letter-spacing:.08em;
  border-radius:var(--radius-lg);
  position:relative;overflow:hidden;
  transition:background .3s var(--ease),transform .3s var(--ease);
}
.btn::after{content:'→';font-family:var(--font-en);font-weight:700;font-size:18px;transition:transform .3s var(--ease)}
.btn:hover{background:var(--green-dark)}
.btn:hover::after{transform:translateX(4px)}
.btn--sun{background:var(--sun);color:var(--text)}
.btn--sun:hover{background:var(--sun-hover);color:var(--text)}
.btn--ghost{background:transparent;color:var(--green);border:1.5px solid var(--green)}
.btn--ghost:hover{background:var(--green);color:#fff}

.link-arrow{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-jp);font-weight:700;font-size:15px;color:var(--green);
  transition:color .3s var(--ease);
}
.link-arrow::after{
  content:'';display:inline-block;width:28px;height:28px;border-radius:50%;background:var(--green);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;
  background-image:linear-gradient(var(--green),var(--green));
  transition:transform .3s var(--ease),background .3s var(--ease);
}
.link-arrow:hover{color:var(--green-dark)}
.link-arrow:hover::after{transform:translateX(4px)}

/* 実装シンプル化: after を矢印付き丸に */
.link-arrow{position:relative}
.link-arrow .dot{
  display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:28px;border-radius:50%;background:var(--green);color:#fff;
  font-size:14px;transition:transform .3s var(--ease);
}
.link-arrow:hover .dot{transform:translateX(4px)}

/* ---------- Header ---------- */
.header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:flex-start;justify-content:space-between;
  padding:0;
  pointer-events:none;
}
.header > *{pointer-events:auto}
.header-logo{
  background:#fff;border-radius:0 0 40px 0;
  padding:20px 40px;
  display:flex;align-items:center;gap:12px;
  font-family:var(--font-jp);font-weight:900;font-size:18px;letter-spacing:.04em;
  color:var(--green-dark);
  box-shadow:0 2px 12px rgba(0,0,0,.06);
}
.header-logo svg{width:36px;height:36px}
.header-nav{
  display:flex;align-items:center;gap:36px;
  background:#fff;border-radius:0 0 0 40px;
  padding:20px 40px 20px 48px;
  box-shadow:0 2px 12px rgba(0,0,0,.06);
}
.header-nav a{
  font-size:14px;font-weight:700;letter-spacing:.06em;
  position:relative;
}
.header-nav a:hover{color:var(--green)}
.header-nav .btn{min-height:46px;padding:0 24px;font-size:13px;gap:8px}
.hamburger{
  display:none;width:56px;height:56px;border-radius:50%;
  background:var(--sun);color:var(--text);
  align-items:center;justify-content:center;
  position:fixed;top:20px;right:20px;z-index:101;
  box-shadow:0 4px 16px rgba(255,207,92,.35);
}
.hamburger span{display:block;width:22px;height:2px;background:var(--text);margin:4px 0;transition:transform .3s var(--ease),opacity .3s var(--ease)}
.hamburger span:nth-child(3){width:14px}
.hamburger.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.hamburger.is-open span:nth-child(2){opacity:0}
.hamburger.is-open span:nth-child(3){width:22px;transform:translateY(-6px) rotate(-45deg)}

.mobile-menu{
  display:none;position:fixed;inset:0;background:var(--dark);color:#fff;
  z-index:99;padding:100px 32px 40px;
  transform:translateY(-100%);transition:transform .5s var(--ease);
}
.mobile-menu.is-open{transform:translateY(0)}
.mobile-menu a{display:block;padding:18px 0;border-bottom:1px solid rgba(255,255,255,.1);font-size:18px;font-weight:700;letter-spacing:.06em}
.mobile-menu a:hover{color:var(--sun)}
.mobile-menu .btn{margin-top:32px;width:100%}
@media(max-width:840px){
  .mobile-menu .btn{justify-content:flex-start;padding-left:0;padding-right:0}
}

@media(max-width:840px){
  .header-nav{display:none}
  .hamburger{display:flex}
  .mobile-menu{display:block}
  .header-logo{padding:14px 24px;font-size:15px}
  .header-logo svg{width:30px;height:30px}
}

/* ---------- Hero ---------- */
.hero{
  min-height:100vh;display:flex;align-items:center;
  background:
    linear-gradient(180deg,rgba(255,255,255,0) 0%,rgba(255,255,255,.7) 100%),
    linear-gradient(135deg,var(--sky-soft) 0%,var(--beige) 100%);
  padding-top:120px;padding-bottom:80px;
  position:relative;overflow:hidden;
}
.hero::before{
  content:'';position:absolute;top:-100px;right:-100px;width:500px;height:500px;
  background:var(--sun);border-radius:50%;opacity:.35;filter:blur(40px);
  animation:floatSun 18s ease-in-out infinite;
}
.hero::after{
  content:'';position:absolute;bottom:-200px;left:-150px;width:600px;height:600px;
  background:var(--green-light);border-radius:50%;opacity:.22;filter:blur(60px);
  animation:floatSun 22s ease-in-out infinite reverse;
}
.hero-inner{position:relative;z-index:2}

/* ---------- Hero: photo slider ---------- */
.hero--photo{background:var(--dark)}
.hero--photo::before,.hero--photo::after{display:none}

/* 文字は白基調。グラスパネルは使わず、シャドウのみで可読性確保 */
.hero--photo .hero-subtitle{
  color:#fff !important;opacity:.95;
  text-shadow:0 2px 10px rgba(0,0,0,.5);
}
.hero--photo h1{
  color:#fff !important;font-weight:900;
  text-shadow:0 4px 20px rgba(0,0,0,.55),0 2px 6px rgba(0,0,0,.4);
}
.hero--photo h1 span{color:var(--sun) !important;text-shadow:0 4px 24px rgba(0,0,0,.55)}
.hero--photo p.lead,
.hero--photo .hero-inner p.lead,
.hero--photo .hero-inner p{
  color:#fff !important;
  text-shadow:0 2px 10px rgba(0,0,0,.5);
}
.hero--photo .btn--ghost{
  color:#fff;border-color:rgba(255,255,255,.85);background:rgba(255,255,255,.1);
}
.hero--photo .btn--ghost:hover{background:#fff;color:var(--green-dark)}
.hero--photo .hero-scroll{color:#fff;opacity:.9;text-shadow:0 1px 6px rgba(0,0,0,.5)}
.hero--photo .hero-scroll::after{background:linear-gradient(180deg,rgba(255,255,255,.85),transparent)}

.hero-slider{
  position:absolute;inset:0;z-index:0;overflow:hidden;background:var(--dark);
}
.hero-slide{
  position:absolute;inset:0;
  background-size:cover;background-position:center center;background-repeat:no-repeat;
  opacity:0;
  transform:scale(1.06);
  transition:opacity 2s ease-in-out;
  will-change:opacity,transform;
}
.hero-slide.is-active{
  opacity:1;
  animation:kenBurns 12s ease-out forwards;
}
.hero-overlay{
  position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(180deg,rgba(15,30,22,.45) 0%,rgba(15,30,22,.60) 60%,rgba(15,30,22,.80) 100%),
    linear-gradient(105deg,rgba(27,94,53,.45) 0%,rgba(15,30,22,.25) 50%,rgba(15,30,22,.05) 100%);
}

/* Slide indicator dots */
.hero-indicator{
  position:absolute;z-index:3;right:40px;bottom:40px;
  display:flex;gap:10px;align-items:center;
}
.hero-dot{
  width:10px;height:10px;border-radius:50%;
  background:rgba(255,255,255,.35);
  border:none;cursor:pointer;padding:0;
  transition:background .3s var(--ease),width .3s var(--ease),transform .3s var(--ease);
}
.hero-dot:hover{background:rgba(255,255,255,.65);transform:scale(1.1)}
.hero-dot.is-active{background:var(--sun);width:28px;border-radius:6px}
@media(max-width:540px){
  .hero-indicator{right:20px;bottom:80px;gap:8px}
  .hero-dot{width:8px;height:8px}
  .hero-dot.is-active{width:22px}
}
.hero-subtitle{
  font-family:var(--font-en);font-weight:600;font-size:15px;letter-spacing:.2em;
  color:var(--green);margin-bottom:24px;
}
.hero h1{
  font-size:64px;font-weight:900;line-height:1.35;letter-spacing:.02em;
  margin-bottom:32px;color:var(--text);
}
.hero h1 span{color:var(--green);display:inline-block}
.hero p.lead{
  font-size:17px;line-height:2;color:var(--sub);margin-bottom:40px;max-width:640px;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-scroll{
  position:absolute;bottom:36px;left:50%;transform:translateX(-50%);
  font-family:var(--font-en);font-size:11px;letter-spacing:.2em;color:var(--sub);
  text-transform:uppercase;display:flex;flex-direction:column;align-items:center;gap:8px;
}
.hero-scroll::after{
  content:'';width:1px;height:50px;background:linear-gradient(180deg,var(--green),transparent);
  animation:scrollDrop 1.8s ease-in-out infinite;
}
@media(max-width:1140px){.hero h1{font-size:52px}}
@media(max-width:840px){
  .hero{min-height:90vh;padding-top:100px}
  .hero h1{font-size:36px}
  .hero p.lead{font-size:15px}
}
@media(max-width:540px){
  .hero h1{font-size:30px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
}

/* ---------- Intro / About block ---------- */
.intro{background:#fff}
.intro-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:80px;align-items:start}
.intro-visual{
  aspect-ratio:1;background:var(--sky-soft);border-radius:var(--radius-card);
  position:relative;overflow:hidden;
  border-bottom-right-radius:0;
}
.intro-visual::before{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(circle at 30% 30%,var(--sun) 0%,transparent 40%),
    radial-gradient(circle at 70% 70%,var(--green-light) 0%,transparent 50%);
  opacity:.5;
}
.intro-visual svg{position:relative;z-index:1;width:60%;height:60%;margin:20%}
.intro-visual--photo{aspect-ratio:1;overflow:hidden;border-radius:var(--radius-card);border-bottom-right-radius:0}
.intro-visual--photo::before{display:none}
.intro-visual--photo img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .8s var(--ease)}
.intro-visual--photo:hover img{transform:scale(1.04)}
@media(max-width:840px){
  .intro-grid{grid-template-columns:1fr;gap:40px}
}

/* ---------- Why section ---------- */
.why{background:var(--sky-soft)}
.why-list{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:56px}
.why-card{
  background:#fff;border-radius:var(--radius-card);padding:40px 32px;
  border-bottom-right-radius:0;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease);
}
.why-card:hover{transform:translateY(-6px);box-shadow:0 20px 48px rgba(46,125,79,.14)}
.why-num{
  font-family:var(--font-en);font-weight:700;font-size:14px;color:var(--green);letter-spacing:.12em;
  display:inline-block;padding:4px 12px;background:var(--sky);border-radius:var(--radius-round);margin-bottom:20px;
}
.why-card h3{font-size:22px;margin-bottom:12px}
.why-card p{font-size:14px;line-height:1.9;color:var(--sub)}
@media(max-width:840px){.why-list{grid-template-columns:1fr;gap:20px}}

/* ---------- Service cards ---------- */
.service{background:#fff}
.service-list{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;margin-top:56px}
.service-card{
  background:var(--beige);border-radius:var(--radius-card);padding:40px 32px;
  border-bottom-right-radius:0;
  display:flex;flex-direction:column;gap:16px;
  transition:transform .4s var(--ease),background .4s var(--ease);
}
.service-card:hover{transform:translateY(-6px);background:var(--sky-soft)}
.service-card .en-label{margin-bottom:0}
.service-card h3{font-size:22px;font-weight:900}
.service-card p{font-size:14px;line-height:1.9;color:var(--sub);flex:1}
.service-card ul{display:flex;flex-direction:column;gap:8px;margin:8px 0}
.service-card ul li{position:relative;padding-left:18px;font-size:14px;color:var(--text)}
.service-card ul li::before{content:'';position:absolute;left:0;top:.7em;width:10px;height:2px;background:var(--green)}
.service-card .link-arrow{margin-top:12px;align-self:flex-start}
@media(max-width:840px){.service-list{grid-template-columns:1fr;gap:20px}}

/* ---------- Marquee ---------- */
.marquee{
  width:100%;overflow:hidden;
  background:var(--green);color:#fff;
  padding:28px 0;
}
.marquee-track{
  display:flex;gap:60px;white-space:nowrap;
  animation:marqueeScroll 28s linear infinite;
  font-family:var(--font-en);font-weight:800;font-size:36px;letter-spacing:.04em;
}
.marquee-track span{display:inline-flex;align-items:center;gap:60px;flex-shrink:0}
.marquee-track span::after{content:'◆';color:var(--sun);font-size:20px}
.marquee--sun{background:var(--sun);color:var(--text)}
.marquee--sun .marquee-track span::after{color:var(--green)}
.marquee--beige{background:var(--beige);color:var(--green-dark)}
@media(max-width:540px){.marquee-track{font-size:24px;gap:36px}}

/* ---------- Directors ---------- */
.directors{background:#fff}
.directors-grid{display:grid;grid-template-columns:repeat(3,minmax(0,280px));gap:24px;margin-top:56px;justify-content:center}
.director-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;
  border-bottom-right-radius:0;
  transition:transform .4s var(--ease),border-color .4s var(--ease);
}
.director-card:hover{transform:translateY(-6px);border-color:var(--green)}
.director-photo{aspect-ratio:3/4;background:var(--sky-soft);position:relative;overflow:hidden}
.director-photo::before{
  content:'';position:absolute;inset:0;z-index:0;
  background:linear-gradient(160deg,var(--sky) 0%,var(--green-light) 100%);opacity:.4;
}
.director-photo img{
  position:absolute;inset:0;z-index:1;
  width:100%;height:100%;object-fit:cover;object-position:center center;display:block;
  transition:transform .8s var(--ease);
}
.director-card:hover .director-photo img{transform:scale(1.04)}
.director-photo-initial{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-en);font-weight:900;font-size:72px;color:var(--green-dark);
  opacity:.35;letter-spacing:-.04em;
}
.director-body{padding:24px 28px 28px}
.director-role{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.1em;
  color:#fff;background:var(--green);padding:4px 14px;border-radius:var(--radius-round);margin-bottom:10px;
}
.director-card.representative .director-role{background:var(--sun);color:var(--text)}
.director-card.representative{border-top:3px solid var(--sun)}
.director-card h3{font-size:20px;font-weight:900;margin-bottom:4px}
.director-org{font-size:13px;color:var(--sub);margin-bottom:4px}
.director-skill{font-size:13px;color:var(--sub);margin-bottom:16px;line-height:1.7}
.director-site{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;color:var(--green);border:1.5px solid var(--green);padding:4px 14px;border-radius:var(--radius-round)}
.director-site:hover{background:var(--green);color:#fff}
@media(max-width:840px){
  .directors-grid{grid-template-columns:repeat(3,1fr);gap:12px;margin-top:40px}
  .director-body{padding:12px 10px 14px}
  .director-role{font-size:10px;letter-spacing:.05em;padding:2px 8px;margin-bottom:6px}
  .director-card h3{font-size:14px;margin-bottom:2px}
  .director-org{font-size:11px;margin-bottom:3px;line-height:1.4}
  .director-skill{font-size:11px;margin-bottom:10px;line-height:1.5}
  .director-site{font-size:10px;padding:2px 8px;gap:3px}
}
@media(max-width:480px){
  .directors-grid{gap:8px;margin-top:32px}
  .director-body{padding:10px 6px 12px}
  .director-role{font-size:9px;padding:2px 6px;margin-bottom:5px}
  .director-card h3{font-size:12px}
  .director-org{font-size:10px}
  .director-skill{font-size:10px;margin-bottom:8px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
  .director-site{font-size:9px;padding:2px 6px}
}

/* ---------- Membership / Sponsorship ---------- */
.membership{background:var(--beige)}
.membership-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-top:56px}
.membership-card{
  background:#fff;border-radius:var(--radius-card);padding:40px 36px;
  border-bottom-right-radius:0;
  border-top:5px solid var(--green);
}
.membership-card.sponsor{border-top-color:var(--sun)}
.membership-card h3{font-size:22px;font-weight:900;margin-bottom:12px}
.membership-card p{font-size:14px;line-height:1.95;color:var(--sub);margin-bottom:20px}
.fund-list{background:var(--sky-soft);border-radius:16px;padding:20px 24px}
.fund-list li{position:relative;padding-left:18px;font-size:14px;line-height:1.9}
.fund-list li::before{content:'';position:absolute;left:0;top:.8em;width:8px;height:8px;background:var(--green);border-radius:50%}
.membership-card.sponsor .fund-list li::before{background:var(--sun)}
@media(max-width:840px){.membership-grid{grid-template-columns:1fr}}

/* ---------- Logo slider ---------- */
.logo-strip{padding:56px 0;background:#fff;border-top:1px solid var(--line)}
.logo-strip-label{text-align:center;font-family:var(--font-en);font-size:12px;letter-spacing:.2em;color:var(--sub);margin-bottom:24px;text-transform:uppercase}
.logo-wrap{
  overflow:hidden;
  -webkit-mask-image:linear-gradient(to right,transparent,black 10%,black 90%,transparent);
  mask-image:linear-gradient(to right,transparent,black 10%,black 90%,transparent);
}
.logo-track{
  display:flex;gap:32px;width:max-content;margin:0 auto;
  animation:logoScroll 30s linear infinite;
}
.logo-track:hover{animation-play-state:paused}
.logo-track.reverse{animation-direction:reverse;animation-duration:34s}
.logo-item{
  flex-shrink:0;min-width:200px;height:80px;padding:16px 32px;
  display:flex;align-items:center;justify-content:center;
  background:var(--beige);border-radius:12px;
  font-size:13px;font-weight:700;color:var(--sub);letter-spacing:.04em;text-align:center;
  transition:background .3s var(--ease),color .3s var(--ease);
}
.logo-item:hover{background:var(--green);color:#fff}
.logo-item--sponsor:hover{background:var(--sun);color:var(--text)}
/* member logo with image */
a.logo-item{text-decoration:none}
.logo-item--member{background:transparent;border:none;padding:8px 24px}
.logo-item--member img{
  max-width:160px;max-height:48px;width:auto;height:auto;
  object-fit:contain;display:block;
  transition:opacity .3s var(--ease),filter .3s var(--ease);
}
.logo-item--member:hover{background:transparent;border:none}
.logo-item--member:hover img{opacity:.7}
@media(max-width:540px){.logo-item{min-width:160px;height:70px;font-size:12px}}

/* ---------- News ---------- */
.news{background:var(--sky-soft)}
.news-list{margin-top:56px;background:#fff;border-radius:var(--radius-card);overflow:hidden;border-bottom-right-radius:0}
.news-item{
  display:grid;grid-template-columns:120px 100px 1fr auto;gap:24px;align-items:center;
  padding:22px 32px;
  border-bottom:1px solid var(--line);
  transition:background .3s var(--ease);
}
.news-item:last-child{border-bottom:none}
.news-item:hover{background:var(--sky)}
.news-date{font-family:var(--font-en);font-size:14px;font-weight:600;color:var(--sub);letter-spacing:.04em}
.news-badge{font-size:11px;font-weight:700;letter-spacing:.1em;color:var(--green);border:1px solid var(--green);padding:3px 10px;border-radius:var(--radius-round);text-align:center}
.news-badge--info{color:var(--sun-hover);border-color:var(--sun-hover)}
.news-title{font-size:15px;font-weight:700;line-height:1.6}
.news-arrow{width:28px;height:28px;border-radius:50%;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;transition:transform .3s var(--ease)}
.news-item:hover .news-arrow{transform:translateX(4px)}
@media(max-width:840px){
  .news-item{grid-template-columns:auto 1fr;gap:12px;padding:18px 20px}
  .news-date{grid-column:1;grid-row:1}
  .news-badge{grid-column:2;grid-row:1;justify-self:start}
  .news-title{grid-column:1/-1;grid-row:2}
  .news-arrow{display:none}
}
.news-more{margin-top:32px;text-align:center}
.news-more__link{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 36px;border:2px solid var(--green);border-radius:var(--radius-round);
  font-size:14px;font-weight:800;color:var(--green);
  text-decoration:none;letter-spacing:.06em;background:#fff;
  transition:background .3s var(--ease),color .3s var(--ease),transform .3s var(--ease);
}
.news-more__link:hover{background:var(--green);color:#fff;transform:translateY(-2px)}
.news-more__arrow{font-size:18px;transition:transform .3s var(--ease)}
.news-more__link:hover .news-more__arrow{transform:translateX(4px)}
@media(max-width:540px){.news-more__link{padding:12px 28px;font-size:13px}}

/* ---------- Strengths section ---------- */
.strengths{background:var(--beige)}

/* 5カード: 仮想6列グリッドで1段目3枚/2段目2枚を中央寄せ */
.strengths-grid{
  display:grid;
  grid-template-columns:repeat(6,1fr);
  gap:24px;
  margin-top:56px;
}
.strengths-grid > .strengths-card:nth-child(1){grid-column:1/3}
.strengths-grid > .strengths-card:nth-child(2){grid-column:3/5}
.strengths-grid > .strengths-card:nth-child(3){grid-column:5/7}
.strengths-grid > .strengths-card:nth-child(4){grid-column:2/4}
.strengths-grid > .strengths-card:nth-child(5){grid-column:4/6}

.strengths-card{
  background:#fff;
  border-radius:var(--radius-card);
  padding:36px 28px;
  border-bottom-right-radius:0;
  display:flex;flex-direction:column;gap:14px;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease);
}
.strengths-card:hover{
  transform:translateY(-6px);
  box-shadow:0 20px 48px rgba(46,125,79,.13);
}
.strengths-icon{
  display:inline-flex;
  width:52px;height:52px;
  align-items:center;justify-content:center;
}
.strengths-card h3{
  font-size:20px;font-weight:900;line-height:1.45;color:var(--text);
}
.strengths-lead{
  font-size:14px;line-height:1.9;color:var(--sub);
}
.strengths-list{
  display:flex;flex-direction:column;gap:8px;
  margin-top:4px;
}
.strengths-list li{
  position:relative;
  padding-left:18px;
  font-size:13px;color:var(--text);line-height:1.8;
}
.strengths-list li::before{
  content:'';position:absolute;left:0;top:.72em;
  width:10px;height:2px;background:var(--green);
}
.strengths-note{
  font-size:12px;color:var(--sub);line-height:1.75;
  border-left:3px solid var(--line);
  padding-left:10px;
  margin-top:4px;
}

/* 600+ バナー */
.strengths-banner{
  margin-top:56px;
  background:linear-gradient(120deg,var(--green-dark) 0%,var(--green) 55%,var(--green-light) 100%);
  border-radius:var(--radius-card);
  border-bottom-right-radius:0;
  padding:56px 64px;
  position:relative;overflow:hidden;
  color:#fff;
}
.strengths-banner::before{
  content:'';position:absolute;top:-60px;right:-60px;
  width:240px;height:240px;background:var(--sun);
  border-radius:50%;opacity:.18;filter:blur(28px);
}
.strengths-banner-inner{
  display:flex;align-items:center;gap:60px;
  position:relative;z-index:1;
}
.strengths-banner-num{
  display:flex;align-items:flex-end;gap:4px;flex-shrink:0;
}
.strengths-big{
  font-family:var(--font-en);font-weight:800;font-size:120px;line-height:1;
  color:#fff;letter-spacing:-.04em;
}
.strengths-plus{
  font-family:var(--font-en);font-weight:800;font-size:64px;line-height:1.15;
  color:var(--sun);
}
.strengths-banner-text{display:flex;flex-direction:column;gap:12px}
.strengths-banner-title{
  font-size:28px;font-weight:900;color:#fff;letter-spacing:.04em;
}
.strengths-banner-sub{
  font-size:15px;line-height:1.9;color:rgba(255,255,255,.88);
}

/* レスポンシブ: 840px以下 → 1列 */
@media(max-width:840px){
  .strengths-grid{
    grid-template-columns:1fr;
  }
  .strengths-grid > .strengths-card:nth-child(n){grid-column:auto}
  .strengths-banner-inner{flex-direction:column;gap:32px;text-align:center}
  .strengths-big{font-size:88px}
  .strengths-plus{font-size:48px}
  .strengths-banner-title{font-size:22px}
  .strengths-banner{padding:40px 32px}
}
@media(max-width:540px){
  .strengths-big{font-size:72px}
  .strengths-plus{font-size:40px}
  .strengths-banner-title{font-size:19px}
  .strengths-banner{padding:32px 24px}
}

/* ---------- CTA band ---------- */
.cta-band{
  padding:100px 0;text-align:center;
  background:linear-gradient(135deg,var(--green-dark) 0%,var(--green) 60%,var(--green-light) 100%);
  color:#fff;position:relative;overflow:hidden;
}
.cta-band::before{
  content:'';position:absolute;top:-100px;right:10%;width:300px;height:300px;
  background:var(--sun);border-radius:50%;opacity:.18;filter:blur(30px);
}
.cta-band h2{font-size:36px;font-weight:900;margin-bottom:16px;line-height:1.5;color:#fff}
.cta-band p{font-size:15px;line-height:2;margin-bottom:32px;color:rgba(255,255,255,.92)}
.cta-band .btn{background:var(--sun);color:var(--text)}
.cta-band .btn:hover{background:#fff;color:var(--green-dark)}
@media(max-width:540px){.cta-band h2{font-size:24px}}

/* ---------- Contact form ---------- */
.contact-wrap{max-width:720px;margin:56px auto 0;background:#fff;border-radius:var(--radius-card);padding:56px;border-bottom-right-radius:0;box-shadow:0 10px 40px rgba(0,0,0,.06)}
.contact-wrap form{display:flex;flex-direction:column;gap:24px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:13px;font-weight:700;letter-spacing:.04em}
.field .req{font-size:10px;background:var(--sun);color:var(--text);padding:2px 8px;border-radius:var(--radius-round);margin-left:8px;vertical-align:middle;font-weight:700;letter-spacing:.06em}
.field input[type="text"],
.field input[type="email"],
.field input[type="tel"],
.field select,
.field textarea{
  font:inherit;width:100%;padding:14px 18px;
  background:var(--beige);border:1.5px solid transparent;border-radius:12px;
  transition:border-color .3s var(--ease),background .3s var(--ease);
}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--green);background:#fff;
}
.field textarea{min-height:140px;resize:vertical}
.radio-group{display:flex;flex-wrap:wrap;gap:12px}
.radio-group label{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;background:var(--beige);border-radius:var(--radius-round);cursor:pointer;
  font-size:14px;font-weight:500;
  transition:background .3s var(--ease);
}
.radio-group input[type="radio"]{accent-color:var(--green)}
.radio-group label:hover{background:var(--sky-soft)}
.radio-group input[type="radio"]:checked + span{color:var(--green);font-weight:700}
.consent{display:flex;align-items:center;gap:10px;font-size:14px}
.consent input[type="checkbox"]{width:18px;height:18px;accent-color:var(--green)}
.consent a{color:var(--green);text-decoration:underline}
.contact-wrap button[type="submit"]{
  align-self:center;min-width:260px;
}
@media(max-width:840px){.contact-wrap{padding:36px 24px}}

/* ---------- Footer ---------- */
.footer{background:var(--dark);color:rgba(255,255,255,.8);padding:80px 0 40px;position:relative}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:48px;margin-bottom:56px}
.footer-brand h3{color:#fff;font-size:22px;font-weight:900;margin-bottom:16px;letter-spacing:.04em}
.footer-brand p{font-size:13px;line-height:1.9;margin-bottom:12px;color:rgba(255,255,255,.6)}
.footer-offices{display:flex;flex-direction:column;gap:14px;margin-bottom:16px}
.footer-office{padding:0;border-left:2px solid rgba(255,255,255,.18);padding-left:12px}
.footer-office__label{font-size:11px;letter-spacing:.18em;font-weight:700;color:var(--sun);margin:0;text-transform:none;font-family:var(--font-en),sans-serif}
.footer-office__addr{font-size:12px;line-height:1.7;color:rgba(255,255,255,.65);margin:0}
.footer-contact{font-size:12px;line-height:1.8;color:rgba(255,255,255,.6);margin-top:10px}
.footer-col h4{color:#fff;font-size:12px;letter-spacing:.2em;text-transform:uppercase;font-family:var(--font-en);font-weight:700;margin-bottom:20px}
.footer-col ul{display:flex;flex-direction:column;gap:12px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.75);transition:color .3s var(--ease)}
.footer-col a:hover{color:var(--sun)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding-top:24px;
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;
  font-size:12px;color:rgba(255,255,255,.5);
}
.footer-bottom a{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:#fff}
.pagetop{
  position:fixed;bottom:32px;right:32px;z-index:90;
  width:48px;height:48px;border-radius:50%;background:var(--green);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 24px rgba(46,125,79,.3);
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:opacity .3s var(--ease),transform .3s var(--ease);
}
.pagetop.is-visible{opacity:1;pointer-events:auto;transform:translateY(0)}
.pagetop:hover{background:var(--green-dark)}
@media(max-width:840px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:540px){.footer-grid{grid-template-columns:1fr;gap:28px}}

/* ---------- Page header (inner pages) ---------- */
.page-head{
  padding:180px 0 80px;
  background:linear-gradient(135deg,var(--sky-soft) 0%,var(--beige) 100%);
  position:relative;overflow:hidden;
}
.page-head::before{
  content:'';position:absolute;top:-50px;right:-50px;width:260px;height:260px;
  background:var(--sun);border-radius:50%;opacity:.3;filter:blur(30px);
}
.page-head-inner{position:relative;z-index:1}
.page-head h1{font-size:44px;font-weight:900;margin-bottom:12px;letter-spacing:.04em}
.breadcrumb{font-family:var(--font-en);font-size:12px;letter-spacing:.12em;color:var(--sub);margin-bottom:18px}
.breadcrumb a{color:var(--green)}
.breadcrumb a:hover{color:var(--green-dark)}
@media(max-width:540px){.page-head{padding:140px 0 60px}.page-head h1{font-size:28px}}

/* ---------- Prose (article bodies) ---------- */
.prose{max-width:760px;margin:0 auto}
.prose h2{font-size:28px;font-weight:900;margin:56px 0 20px;padding-left:20px;border-left:5px solid var(--green);line-height:1.5}
.prose h3{font-size:20px;font-weight:700;margin:32px 0 14px;color:var(--green-dark)}
.prose p{font-size:15px;line-height:2;margin-bottom:18px}
.prose ul{margin:16px 0 24px 4px}
.prose ul li{position:relative;padding-left:22px;margin-bottom:10px;font-size:15px;line-height:1.9}
.prose ul li::before{content:'';position:absolute;left:0;top:.75em;width:10px;height:10px;background:var(--green);border-radius:50%;opacity:.85}
.prose a{color:var(--green);text-decoration:underline;text-underline-offset:3px}
.prose strong{color:var(--green-dark);font-weight:700}

/* ---------- Appear animations (IntersectionObserver) ---------- */
.appear{opacity:0;transform:translateY(24px);filter:blur(4px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out),filter .8s var(--ease-out)}
.appear.is-visible{opacity:1;transform:translateY(0);filter:blur(0)}
.appear.delay-1{transition-delay:.1s}
.appear.delay-2{transition-delay:.2s}
.appear.delay-3{transition-delay:.3s}

/* ---------- Keyframes ---------- */
@keyframes marqueeScroll{
  from{transform:translateX(0)}
  to{transform:translateX(-50%)}
}
@keyframes logoScroll{
  from{transform:translateX(0)}
  to{transform:translateX(-50%)}
}
@keyframes floatSun{
  0%,100%{transform:translate(0,0) scale(1)}
  50%{transform:translate(-30px,20px) scale(1.08)}
}
@keyframes kenBurns{
  from{transform:scale(1.06) translate(0,0)}
  to{transform:scale(1.14) translate(-1.2%,-1.2%)}
}
@keyframes scrollDrop{
  0%{opacity:0;transform:scaleY(0);transform-origin:top}
  40%{opacity:1}
  100%{opacity:0;transform:scaleY(1) translateY(12px)}
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms!important;animation-iteration-count:1!important;
    transition-duration:.001ms!important;
  }
  .appear{opacity:1;transform:none;filter:none}
}

/* ---------- Focus ring (a11y / WCAG 2.4.7) ---------- */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:not([tabindex="-1"]):focus-visible{
  outline:3px solid #ffb300;
  outline-offset:3px;
  border-radius:3px;
}
.field input:focus-visible,
.field select:focus-visible,
.field textarea:focus-visible{
  outline:3px solid #ffb300;
  outline-offset:2px;
}
.hamburger:focus-visible,
.btn:focus-visible,
.btn--sun:focus-visible{
  outline:3px solid #ffb300;
  outline-offset:4px;
}