/*
Theme Name: 世良コミュニケーションズ
Theme URI: https://sera-commu.com/
Description: 世良コミュニケーションズ 公式サイト。公式LINE構築・運用／ホームページ制作・運用。
Author: 世良コミュニケーションズ
Version: 1.0.0
Text Domain: sera-com
*/

/* ===== 世良コミュニケーションズ — Warm Beige × Brown ===== */
/* Google Fonts は functions.php の wp_enqueue_style で読み込み済み（二重読み込み防止） */

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

:root{
  --brown:      #8b5e3c;
  --brown-dark: #6b4428;
  --brown-mid:  #a07050;
  --brown-light:#c4956a;
  --brown-pale: #fdf2e8;
  --gold:       #c4956a;
  --gold-light: #e8c89a;
  --cream:      #f8f5f0;
  --warm-white: #fdfcfa;
  --charcoal:   #2a1c10;
  --muted:      #6a5040;
  --muted-light:#a08878;
  --border:     #e4d8c8;
  --border-soft:#ede9e1;
  --white:      #ffffff;
  --radius:     10px;
  --radius-lg:  16px;
  --shadow-sm:  0 2px 12px rgba(139,94,60,.07);
  --shadow:     0 4px 28px rgba(139,94,60,.10);
  --shadow-md:  0 8px 48px rgba(139,94,60,.13);
  --transition: .28s cubic-bezier(.4,0,.2,1);
}

html{scroll-behavior:smooth}
body{font-family:'Noto Sans JP',sans-serif;color:var(--charcoal);background:var(--warm-white);font-size:16px;line-height:1.75}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
.container{max-width:1080px;margin:0 auto;padding:0 36px}

/* ===== HEADER ===== */
.header{position:fixed;top:0;width:100%;background:rgba(253,252,250,.96);backdrop-filter:blur(16px);border-bottom:1px solid var(--border-soft);z-index:200;transition:var(--transition)}

/* WordPress 管理バー対応（ログイン中に管理バーが表示されるとヘッダーが被るため） */
.admin-bar .header{top:32px}
@media screen and (max-width:782px){.admin-bar .header{top:46px}}
.header__inner{display:flex;align-items:center;justify-content:space-between;height:70px}
.logo{display:flex;align-items:center;gap:12px}
.logo img{height:52px;width:auto}
.nav{display:flex;align-items:center;gap:32px}
.nav a{font-size:12.5px;font-weight:500;color:var(--muted);letter-spacing:.06em;transition:var(--transition);position:relative}
.nav a:not(.btn-nav)::after{content:'';position:absolute;bottom:-2px;left:0;width:0;height:1px;background:var(--brown);transition:width var(--transition)}
.nav a:not(.btn-nav):hover{color:var(--brown)}
.nav a:not(.btn-nav):hover::after{width:100%}
.btn-nav{background:var(--brown);color:var(--white)!important;padding:9px 22px;border-radius:4px;font-size:12.5px;font-weight:700;letter-spacing:.05em;transition:var(--transition)}
.btn-nav:hover{background:var(--brown-dark);transform:translateY(-1px);box-shadow:var(--shadow-sm)}

/* ===== HERO ===== */
.hero{padding:128px 0 96px;background:var(--warm-white);position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:0;right:0;bottom:0;width:45%;background:var(--cream);clip-path:polygon(12% 0,100% 0,100% 100%,0 100%);z-index:0}
.hero__inner{display:grid;grid-template-columns:1fr 400px;gap:72px;align-items:center;position:relative;z-index:1}
.hero__tag{display:inline-flex;align-items:center;gap:8px;color:var(--brown);font-size:11.5px;font-weight:700;letter-spacing:.12em;margin-bottom:24px;text-transform:uppercase}
.hero__tag::before{content:'';width:24px;height:1px;background:var(--gold);flex-shrink:0}
.hero__tag::after{content:'';width:24px;height:1px;background:var(--gold);flex-shrink:0}
.hero__title{font-family:'Shippori Mincho B1',serif;font-size:clamp(24px,3.2vw,40px);font-weight:700;line-height:1.55;margin-bottom:28px;color:var(--charcoal);letter-spacing:.03em}
.hero__title em{color:var(--brown);font-style:normal;font-size:1.15em;font-weight:800}
.hero__concept{font-size:14.5px;color:var(--muted);line-height:2.1;margin-bottom:40px;padding-left:20px;border-left:2px solid var(--gold-light)}
.hero__btns{display:flex;gap:14px;flex-wrap:wrap}
.btn-primary{display:inline-flex;align-items:center;gap:8px;background:#06c755;color:var(--white);padding:15px 36px;border-radius:4px;font-weight:700;font-size:14.5px;letter-spacing:.04em;box-shadow:0 4px 20px rgba(6,199,85,.3);transition:var(--transition)}
.btn-primary:hover{background:#05b84e;transform:translateY(-2px);box-shadow:0 8px 32px rgba(6,199,85,.35)}
.btn-secondary{display:inline-flex;align-items:center;gap:8px;background:transparent;color:var(--brown);padding:15px 32px;border-radius:4px;font-weight:600;font-size:14.5px;letter-spacing:.04em;border:1.5px solid var(--brown-mid);transition:var(--transition)}
.btn-secondary:hover{background:var(--brown-pale)}
.hero__visual{position:relative;z-index:1}
.hero__card{background:var(--white);border-radius:var(--radius-lg);padding:36px;box-shadow:var(--shadow-md);border:1px solid var(--border);position:relative;overflow:hidden}
.hero__card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--brown),var(--brown-light),var(--gold-light))}
.hero__card-logo{width:180px;height:180px;margin:0 auto 20px;border-radius:14px;display:flex;align-items:center;justify-content:center;overflow:hidden;background:var(--white);padding:4px}
.hero__card-logo img{width:100%;height:100%;object-fit:contain}
.hero__card h3{font-family:'Shippori Mincho B1',serif;font-size:17px;font-weight:700;text-align:center;color:var(--charcoal);margin-bottom:24px;letter-spacing:.04em}
.hero__services{display:flex;flex-direction:column;gap:10px}
.hero__service-item{display:flex;align-items:center;gap:12px;background:var(--cream);border-radius:var(--radius);padding:14px 16px;border:1px solid var(--border-soft)}
.hero__service-item__icon{font-size:22px;flex-shrink:0}
.hero__service-item__text h4{font-size:13.5px;font-weight:700;color:var(--charcoal);margin-bottom:2px}
.hero__service-item__text p{font-size:11.5px;color:var(--muted)}
.hero__chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}
.chip{background:var(--brown-pale);color:var(--brown);padding:4px 13px;border-radius:50px;font-size:11.5px;font-weight:600;border:1px solid rgba(139,94,60,.2)}

/* ===== SECTION COMMON ===== */
.sec{padding:96px 0}
.sec--gray{background:var(--cream)}
.sec--green{background:var(--brown-pale);position:relative;overflow:hidden}
.sec-header{text-align:center;margin-bottom:64px}
.sec-label{display:inline-flex;align-items:center;gap:8px;color:var(--gold);font-size:11px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;margin-bottom:14px}
.sec-label::before,.sec-label::after{content:'';width:16px;height:1px;background:var(--gold-light)}
.sec-title{font-family:'Shippori Mincho B1',serif;font-size:clamp(22px,3vw,30px);font-weight:700;color:var(--charcoal);margin-bottom:14px;line-height:1.5;letter-spacing:.05em}
.sec-lead{font-size:14.5px;color:var(--muted);max-width:520px;margin:0 auto;line-height:2}
.sec-divider{width:32px;height:2px;background:var(--brown-light);margin:14px auto;opacity:.6}

/* ===== SERVICES ===== */
.services__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.service-card{background:var(--white);border-radius:var(--radius-lg);padding:44px 40px;border:1px solid var(--border);transition:var(--transition);position:relative;overflow:hidden}
.service-card::after{content:'';position:absolute;bottom:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--brown),var(--gold));opacity:0;transition:opacity var(--transition)}
.service-card:hover{box-shadow:var(--shadow-md);transform:translateY(-4px)}
.service-card:hover::after{opacity:1}
.service-card__icon{font-size:44px;margin-bottom:20px}
.service-card__num{position:absolute;top:24px;right:32px;font-family:'Shippori Mincho B1',serif;font-size:80px;font-weight:800;color:var(--brown);opacity:.05;line-height:1}
.service-card h3{font-family:'Shippori Mincho B1',serif;font-size:22px;font-weight:700;color:var(--charcoal);margin-bottom:8px;letter-spacing:.04em}
.service-card__sub{font-size:11px;color:var(--brown-light);font-weight:700;letter-spacing:.12em;margin-bottom:16px;text-transform:uppercase}
.service-card p{font-size:13.5px;color:var(--muted);line-height:2;margin-bottom:24px}
.service-card__list{display:flex;flex-direction:column;gap:9px}
.service-card__list li{list-style:none;font-size:13px;color:var(--charcoal);display:flex;align-items:flex-start;gap:10px;line-height:1.7}
.service-card__list li::before{content:'';width:5px;height:5px;border-radius:50%;background:var(--brown-light);flex-shrink:0;margin-top:7px}

/* ===== REASONS ===== */
.reasons__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.reason-card{background:var(--white);border-radius:var(--radius-lg);padding:36px 28px;text-align:center;border:1px solid var(--border);transition:var(--transition);position:relative;overflow:hidden}
.reason-card::before{content:'';position:absolute;top:0;left:50%;transform:translateX(-50%);width:48px;height:3px;background:var(--brown);border-radius:0 0 3px 3px}
.reason-card:hover{box-shadow:var(--shadow);border-color:rgba(139,94,60,.25)}
.reason-card__num{font-size:11px;font-weight:700;color:var(--muted-light);letter-spacing:.2em;margin-bottom:16px;text-transform:uppercase}
.reason-card__emoji{font-size:40px;margin-bottom:18px}
.reason-card h3{font-family:'Shippori Mincho B1',serif;font-size:17px;font-weight:700;color:var(--charcoal);margin-bottom:14px;line-height:1.6;letter-spacing:.04em}
.reason-card p{font-size:13px;color:var(--muted);line-height:1.9}

/* ===== FLOW ===== */
.flow__steps{display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative}
.flow__steps::before{content:'';position:absolute;top:28px;left:10%;right:10%;height:1px;background:linear-gradient(90deg,rgba(139,94,60,.2),var(--brown-light),rgba(139,94,60,.2));z-index:0}
.flow-step{text-align:center;position:relative;z-index:1;padding:0 8px}
.flow-step__num{width:56px;height:56px;border-radius:50%;background:var(--white);border:2px solid var(--brown);color:var(--brown);font-family:'Shippori Mincho B1',serif;font-size:18px;font-weight:700;display:flex;align-items:center;justify-content:center;margin:0 auto 18px;box-shadow:var(--shadow-sm)}
.flow-step h3{font-size:13px;font-weight:700;color:var(--charcoal);margin-bottom:10px;line-height:1.6}
.flow-step p{font-size:12px;color:var(--muted);line-height:1.8;word-break:break-word;overflow-wrap:break-word}

/* ===== ABOUT ===== */
.about__inner{display:grid;grid-template-columns:340px 1fr;gap:80px;align-items:center}
.about__photo{position:relative}
.about__photo-frame{border-radius:var(--radius-lg);overflow:hidden;background:var(--cream);height:440px;display:flex;align-items:center;justify-content:center}
.about__photo-frame img{width:100%;height:100%;object-fit:cover;object-position:center top}
.about__photo-badge{position:absolute;bottom:-20px;left:0;right:0;margin:0 16px;background:var(--white);border-radius:50px;padding:10px 20px;box-shadow:var(--shadow);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;gap:10px}
.about__photo-badge img{height:32px;width:auto;flex-shrink:0}
.about__photo-badge span{font-family:'Shippori Mincho B1',serif;font-size:14px;font-weight:700;color:var(--charcoal);white-space:nowrap}
.about__name-ja{font-family:'Shippori Mincho B1',serif;font-size:30px;font-weight:700;color:var(--charcoal);margin-bottom:4px;letter-spacing:.08em}
.about__name-en{font-size:12.5px;color:var(--brown);font-weight:600;letter-spacing:.2em;margin-bottom:6px}
.about__role{font-size:12px;color:var(--muted);letter-spacing:.1em;margin-bottom:28px}
.about__divider{display:flex;align-items:center;gap:12px;margin-bottom:28px}
.about__divider::before{content:'';flex:0 0 32px;height:1px;background:var(--gold)}
.about__divider::after{content:'';flex:1;height:1px;background:var(--border)}
.about__text{font-size:14.5px;color:var(--muted);line-height:2.3;margin-bottom:20px}
.about__tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:24px}
.about__tag{background:var(--brown-pale);color:var(--brown);padding:5px 14px;border-radius:3px;font-size:12px;font-weight:600;border:1px solid rgba(139,94,60,.15)}

/* ===== CONTACT ===== */
.contact{background:var(--brown);padding:100px 0;text-align:center;position:relative;overflow:hidden}
.contact::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 20% 40%,rgba(196,149,106,.15) 0%,transparent 55%),radial-gradient(ellipse at 80% 60%,rgba(232,200,154,.08) 0%,transparent 55%)}
.contact__inner{position:relative;z-index:1}
.contact__label{display:inline-flex;align-items:center;gap:10px;color:var(--gold-light);font-size:11px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;margin-bottom:20px}
.contact__label::before,.contact__label::after{content:'';width:20px;height:1px;background:rgba(232,200,154,.4)}
.contact__title{font-family:'Shippori Mincho B1',serif;font-size:clamp(22px,3vw,32px);font-weight:700;color:var(--white);margin-bottom:20px;line-height:1.6;letter-spacing:.05em}
.contact__lead{color:rgba(255,255,255,.6);font-size:14.5px;margin-bottom:52px;line-height:2.1}
.contact__btns{display:flex;gap:20px;justify-content:center;flex-wrap:wrap}
.btn-line{display:inline-flex;align-items:center;gap:10px;background:#06c755;color:var(--white);padding:17px 48px;border-radius:50px;font-weight:700;font-size:15.5px;letter-spacing:.04em;box-shadow:0 4px 24px rgba(6,199,85,.35);transition:var(--transition)}
.btn-line:hover{background:#05b84e;transform:translateY(-2px);box-shadow:0 8px 32px rgba(6,199,85,.4)}
.btn-line svg{flex-shrink:0}
.contact__note{margin-top:28px;font-size:12px;color:rgba(255,255,255,.3);line-height:2.2}
.contact__info{margin-top:52px;padding-top:44px;border-top:1px solid rgba(255,255,255,.1);display:flex;justify-content:center;gap:52px;flex-wrap:wrap}
.contact__info-item{text-align:center}
.contact__info-item__label{font-size:10.5px;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.3);margin-bottom:6px}
.contact__info-item__val{font-size:13.5px;color:rgba(255,255,255,.65);line-height:1.8}

/* ===== FOOTER ===== */
.footer{background:#1e0f06;padding:48px 0 28px;text-align:center}
.footer__logo{display:flex;align-items:center;justify-content:center;gap:14px;margin-bottom:20px}
.footer__logo img{height:48px;width:auto;background:var(--white);border-radius:8px;padding:4px}
.footer__logo span{font-family:'Shippori Mincho B1',serif;font-size:18px;font-weight:700;color:var(--white);letter-spacing:.06em}
.footer__info{font-size:12px;color:rgba(255,255,255,.27);line-height:2.2;margin-bottom:20px}
.footer__line{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:rgba(255,255,255,.35);margin-bottom:24px;transition:var(--transition)}
.footer__line:hover{color:var(--brown-light)}
.footer__copy{font-size:11px;color:rgba(255,255,255,.18);border-top:1px solid rgba(255,255,255,.06);padding-top:24px}

/* ===== FADE-IN ===== */
.fade-in{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* ===== RESPONSIVE ===== */
@media(max-width:768px){
  .container{padding:0 20px}
  .hero__inner{grid-template-columns:1fr;gap:44px}
  .hero__visual{order:-1}
  .nav a:not(.btn-nav){display:none}
  .services__grid{grid-template-columns:1fr}
  .reasons__grid{grid-template-columns:1fr}
  .flow__steps{grid-template-columns:1fr 1fr;gap:28px}
  .flow__steps::before{display:none}
  .about__inner{grid-template-columns:1fr;gap:52px}
  .about__photo-frame{height:360px}
  .contact__btns{flex-direction:column;align-items:center}
  .contact__info{gap:28px}
}