@charset "utf-8";
/* ============================================================
   AOGAKI BUS — English (inbound) site design system
   Self-contained. Does NOT depend on the Japanese base.css.
   Brand: Aogaki red #D72A15 + teal #5BBDB4, on ink navy.
   ============================================================ */

:root{
  --red:#D72A15; --red-d:#b51f0c;
  --teal:#5BBDB4; --teal-d:#3fa39a;
  --navy:#10243a; --navy-2:#1b3a5b;
  --ink:#22303c; --gray:#5b6b78; --mute:#8a99a5;
  --bg:#f6f8fa; --line:#e4e9ee; --white:#fff;
  --sans:"Inter","Noto Sans JP",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --maxw:1180px;
  --shadow:0 18px 50px -24px rgba(16,36,58,.45);
  --radius:14px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--sans);color:var(--ink);background:var(--white);
  line-height:1.7;-webkit-font-smoothing:antialiased;font-size:16px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:.01em}
p{margin:0}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5em;justify-content:center;
  font-weight:800;font-size:1rem;letter-spacing:.02em;cursor:pointer;
  padding:15px 30px;border-radius:999px;border:2px solid transparent;transition:.2s;
}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 12px 26px -12px var(--red)}
.btn-primary:hover{background:var(--red-d);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-teal{background:var(--teal);color:#fff;box-shadow:0 12px 26px -12px var(--teal-d)}
.btn-teal:hover{background:var(--teal-d);transform:translateY(-2px)}
.btn-lg{padding:18px 40px;font-size:1.08rem}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.site-header .bar{display:flex;align-items:center;justify-content:space-between;gap:16px;height:72px}
.brand{display:flex;align-items:center;gap:11px;font-weight:900;color:var(--navy)}
.brand .mark{width:40px;height:40px;border-radius:10px;background:linear-gradient(135deg,var(--red),#e8512f);color:#fff;display:grid;place-items:center;font-size:1.05rem;font-weight:900;letter-spacing:-.04em}
.brand .name{font-size:1.06rem;line-height:1.05}
.brand .name small{display:block;font-size:.62rem;font-weight:700;color:var(--teal-d);letter-spacing:.18em}
.nav{display:flex;align-items:center;gap:26px}
.nav a{font-size:.92rem;font-weight:700;color:var(--ink);transition:.15s}
.nav a:hover{color:var(--red)}
.nav .nav-cta{margin-left:6px}
.nav-toggle{display:none;border:none;background:none;cursor:pointer;width:42px;height:42px;flex-direction:column;gap:5px;justify-content:center;align-items:center}
.nav-toggle span{width:24px;height:2px;background:var(--navy);transition:.2s}

/* ---------- Hero ---------- */
.hero{position:relative;color:#fff;overflow:hidden;background:var(--navy)}
.hero .hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.42}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(16,36,58,.92) 30%,rgba(16,36,58,.45) 100%)}
.hero .wrap{position:relative;z-index:2;padding:96px 24px 104px}
.hero .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.74rem;font-weight:800;letter-spacing:.22em;text-transform:uppercase;color:#bfe6e1;background:rgba(91,189,180,.14);border:1px solid rgba(91,189,180,.4);padding:7px 16px;border-radius:999px}
.hero h1{font-size:clamp(2rem,5.2vw,3.5rem);font-weight:900;margin:22px 0 0;letter-spacing:-.01em}
.hero h1 em{color:#7fd6cd;font-style:normal}
.hero .lead{margin:20px 0 0;font-size:clamp(1rem,1.6vw,1.18rem);max-width:620px;color:#dce6ee}
.hero .hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero .trust{display:flex;flex-wrap:wrap;gap:22px;margin-top:42px;font-size:.86rem;color:#cdd9e3}
.hero .trust b{color:#fff;font-weight:800}
.hero .trust .ti{display:flex;align-items:center;gap:9px}
.hero .trust .ti svg{flex-shrink:0}

/* ---------- Section scaffolding ---------- */
.section{padding:84px 0}
.section.alt{background:var(--bg)}
.section.navy{background:var(--navy);color:#fff}
.sec-head{text-align:center;max-width:680px;margin:0 auto 50px}
.sec-head .kicker{font-size:.74rem;font-weight:800;letter-spacing:.22em;text-transform:uppercase;color:var(--teal-d)}
.section.navy .sec-head .kicker{color:#7fd6cd}
.sec-head h2{font-size:clamp(1.7rem,3.6vw,2.5rem);font-weight:900;margin-top:12px}
.sec-head p{margin-top:16px;color:var(--gray);font-size:1.02rem}
.section.navy .sec-head p{color:#cdd9e3}

/* ---------- Service cards ---------- */
.cards{display:grid;gap:22px}
.cards.c3{grid-template-columns:repeat(3,1fr)}
.cards.c4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.22s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .ph{aspect-ratio:16/10;overflow:hidden;background:#eef2f5}
.card .ph img{width:100%;height:100%;object-fit:cover;transition:.4s}
.card:hover .ph img{transform:scale(1.05)}
.card .body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:9px;flex:1}
.card .ic{width:46px;height:46px;border-radius:11px;background:rgba(91,189,180,.14);color:var(--teal-d);display:grid;place-items:center;margin-bottom:2px}
.card h3{font-size:1.14rem;font-weight:900}
.card p{color:var(--gray);font-size:.93rem}
.card .more{margin-top:auto;padding-top:8px;font-weight:800;font-size:.9rem;color:var(--red);display:inline-flex;align-items:center;gap:6px}

/* ---------- Vehicle cards ---------- */
.veh{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.veh .v{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;transition:.22s}
.veh .v:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.veh .v .ph{aspect-ratio:3/2;background:#fff;display:grid;place-items:center;padding:14px}
.veh .v .ph img{object-fit:contain;max-height:100%}
.veh .v .b{padding:8px 22px 24px}
.veh .v .cap{font-size:.78rem;font-weight:800;color:var(--teal-d);letter-spacing:.04em}
.veh .v h3{font-size:1.2rem;font-weight:900;margin:3px 0 8px}
.veh .v p{color:var(--gray);font-size:.9rem}
.veh .v .seats{display:inline-block;margin-top:12px;font-size:.8rem;font-weight:800;color:var(--navy);background:var(--bg);border:1px solid var(--line);padding:5px 12px;border-radius:999px}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.steps .st{position:relative;padding:30px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
.steps .st::before{counter-increment:s;content:"0" counter(s);font-size:2.2rem;font-weight:900;color:var(--teal);opacity:.45;line-height:1}
.steps .st h3{font-size:1.05rem;font-weight:900;margin:10px 0 8px}
.steps .st p{color:var(--gray);font-size:.9rem}

/* ---------- Why / features inline ---------- */
.feat{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.feat .f{display:flex;flex-direction:column;gap:10px}
.feat .f .ic{width:52px;height:52px;border-radius:13px;background:linear-gradient(135deg,var(--teal),var(--teal-d));color:#fff;display:grid;place-items:center}
.feat .f h3{font-size:1.12rem;font-weight:900}
.feat .f p{color:var(--gray);font-size:.93rem}
.section.navy .feat .f p{color:#cdd9e3}

/* ---------- CTA band ---------- */
.ctaband{background:linear-gradient(120deg,var(--red),#e8512f);color:#fff;border-radius:22px;padding:56px 48px;text-align:center;position:relative;overflow:hidden}
.ctaband::after{content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;border-radius:50%;background:rgba(255,255,255,.1)}
.ctaband::before{content:"";position:absolute;left:-40px;bottom:-80px;width:220px;height:220px;border-radius:50%;background:rgba(91,189,180,.35)}
.ctaband h2{font-size:clamp(1.6rem,3.4vw,2.3rem);font-weight:900;position:relative}
.ctaband p{margin:14px auto 0;max-width:560px;position:relative;color:#ffe6e0}
.ctaband .row{margin-top:30px;display:flex;flex-wrap:wrap;gap:14px;justify-content:center;position:relative}
.ctaband .btn-primary{background:#fff;color:var(--red)}
.ctaband .btn-primary:hover{background:#fff7f5}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:4px 22px;transition:.2s}
.faq details[open]{box-shadow:var(--shadow);border-color:var(--teal)}
.faq summary{list-style:none;cursor:pointer;font-weight:800;font-size:1.02rem;padding:18px 0;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.5rem;color:var(--teal-d);font-weight:400;transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{color:var(--gray);font-size:.95rem;padding:0 0 20px}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:#cdd9e3;padding:64px 0 30px}
.site-footer .top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:34px}
.site-footer .brand{color:#fff}
.site-footer .brand .name small{color:#7fd6cd}
.site-footer .fdesc{margin-top:16px;font-size:.9rem;max-width:280px;color:#9fb3c4}
.site-footer h4{color:#fff;font-size:.82rem;letter-spacing:.16em;text-transform:uppercase;margin-bottom:16px}
.site-footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px}
.site-footer ul a{font-size:.9rem;color:#bcccd9;transition:.15s}
.site-footer ul a:hover{color:#fff}
.site-footer .office{font-size:.85rem;line-height:1.7;color:#9fb3c4}
.site-footer .office b{color:#fff;display:block;margin-bottom:3px;font-size:.82rem;letter-spacing:.04em}
.site-footer .office+.office{margin-top:14px}
.site-footer .bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:46px;padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.82rem;color:#8aa0b2}
.site-footer .bottom a{color:#8aa0b2}
.site-footer .lang{display:inline-flex;gap:8px;align-items:center}
.site-footer .lang a{font-weight:800;color:#cdd9e3}

/* ---------- Page header (sub pages) ---------- */
.page-hero{background:var(--navy);color:#fff;position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;right:-60px;top:-80px;width:300px;height:300px;border-radius:50%;background:rgba(91,189,180,.18)}
.page-hero .wrap{position:relative;z-index:1;padding:64px 24px}
.page-hero .crumb{font-size:.82rem;color:#9fb3c4;margin-bottom:14px}
.page-hero .crumb a:hover{color:#fff}
.page-hero h1{font-size:clamp(1.8rem,4vw,2.7rem);font-weight:900}
.page-hero p{margin-top:14px;color:#cdd9e3;max-width:640px}
.page-hero .kicker{font-size:.74rem;font-weight:800;letter-spacing:.2em;text-transform:uppercase;color:#7fd6cd}

/* ---------- Responsive ---------- */
@media(max-width:980px){
  .cards.c3,.cards.c4,.veh,.steps,.feat,.site-footer .top{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:760px){
  .nav{position:fixed;inset:72px 0 auto 0;background:#fff;flex-direction:column;align-items:stretch;gap:0;padding:8px 0 16px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);transform:translateY(-130%);transition:.28s;visibility:hidden}
  .nav.open{transform:translateY(0);visibility:visible}
  .nav a{padding:14px 24px}
  .nav .nav-cta{margin:10px 24px 0;justify-content:center}
  .nav-toggle{display:flex}
  .cards.c3,.cards.c4,.veh,.steps,.feat,.site-footer .top{grid-template-columns:1fr}
  .section{padding:60px 0}
  .ctaband{padding:42px 24px}
  .hero .wrap{padding:70px 24px 78px}
}