@charset "utf-8";
/* CSS Document */
.site-header { width: 100%; background: #fff; position: sticky; top: 0; left: 0; z-index: 1000; box-shadow: 0 2px 12px rgba(0,0,0,.06); }
.header-inner { width: min(94%, 1200px); height: 86px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 28px; position: relative; z-index: 2; }
.site-header.is-open .sp-nav { display: block; animation: navDown .25s ease both; }
.header-logo { color: #071d3b; text-decoration: none; display: flex; flex-direction: column; line-height: 1.1; flex-shrink: 0; }
.header-logo-main { font-size: clamp(22px, 2vw, 30px); font-weight: 800; letter-spacing: -.03em; }
.header-logo-sub { font-size: 13px; font-weight: 700; text-align: center; margin-top: 4px; }
.header-nav { display: flex; align-items: center; gap: clamp(18px, 2vw, 32px); margin-left: auto; }
.header-nav a { color: #071d3b; font-size: 16px; font-weight: 700; text-decoration: none; white-space: nowrap; transition: color .2s ease; }
.header-nav a:hover { color: #ff6500; }
.header-contact { width: 220px; min-height: 60px; background: linear-gradient(135deg, #ff7a00 0%, #ff4f00 100%); color: #fff; border-radius: 8px; text-decoration: none; display: flex; align-items: center; justify-content: center; gap: 8px; padding: 10px 16px; flex-shrink: 0; box-shadow: 0 8px 18px rgba(255,101,0,.25); }
.header-contact-icon { font-size: 24px; line-height: 1; }
.header-contact-text { font-size: 16px; font-weight: 800; line-height: 1; }
.header-contact-sub { font-size: 11px; font-weight: 700; line-height: 1.2; opacity: .95; }
.header-menu { display: none; width: 54px; height: 54px; background: transparent; border: none; padding: 0; cursor: pointer; color: #071d3b; position: relative; flex-shrink: 0; }
.header-menu span { width: 34px; height: 3px; background: #071d3b; border-radius: 999px; display: block; margin: 6px auto; transition: transform .25s ease, opacity .25s ease; }
.header-menu em { font-style: normal; font-size: 11px; font-weight: 700; display: block; margin-top: 2px; }
.sp-nav { width: 100%; position: absolute; top: 100%; left: 0; right: 0; background: #fff; display: none; box-shadow: 0 12px 24px rgba(0,0,0,.08); z-index: 1; }
.sp-nav-inner { width: min(94%, 1200px); margin: 0 auto; background: #fff; padding: 10px 0 22px; }

.header-nav a { color: #071d3b; font-size: 16px; font-weight: 700; text-decoration: none; white-space: nowrap; transition: color .2s ease; position: relative; padding-bottom: 8px; }
.header-nav a::after { content: ""; width: 0; height: 3px; background: #ff6500; border-radius: 999px; position: absolute; left: 50%; bottom: 0; transform: translateX(-50%); transition: width .2s ease; }
.header-nav a:hover { color: #ff6500; }
.header-nav a:hover::after { width: 100%; }
.header-nav a.current::after { width: 100%; }
.header-nav a.current { color: #ff6500; }


.sp-nav-inner a { color: #071d3b; text-decoration: none; font-size: 16px; font-weight: 700; display: flex; align-items: center; justify-content: space-between; padding: 18px 4px; border-bottom: 1px solid #e6ebf2; }
.sp-nav-inner a::after { content: "›"; font-size: 28px; line-height: 1; color: #071d3b; }
.sp-nav-inner .sp-contact { background: linear-gradient(135deg, #ff7a00 0%, #ff4f00 100%); color: #fff; border-radius: 8px; justify-content: center; margin-top: 20px; border-bottom: none; box-shadow: 0 8px 18px rgba(255,101,0,.25); }
.sp-nav-inner .sp-contact::after { content: ""; }
.site-header.is-open .sp-nav { display: block; animation: navDown .25s ease both; }
.site-header.is-open .header-menu span:nth-child(1) { transform: translateY(9px) rotate(45deg); }
.site-header.is-open .header-menu span:nth-child(2) { opacity: 0; }
.site-header.is-open .header-menu span:nth-child(3) { transform: translateY(-9px) rotate(-45deg); }
.site-header.is-open .header-menu em { font-size: 0; }
.site-header.is-open .header-menu em::after { content: "閉じる"; font-size: 11px; }
@keyframes navDown { from { opacity: 0; transform: translateY(-12px); } to { opacity: 1; transform: translateY(0); } }
@media screen and (max-width: 1023px) { .header-inner { height: 76px; gap: 14px; } .header-nav { display: none; } .header-contact { width: 180px; min-height: 48px; padding: 8px 12px; grid-template-columns: 28px 1fr; } .header-contact-icon { font-size: 20px; } .header-contact-text { font-size: 14px; } .header-contact-sub { font-size: 10px; } .header-menu { display: block; } }
@media screen and (max-width: 600px) { .header-inner { width: min(94%, 1200px); height: 68px; } .header-logo-main { font-size: 20px; } .header-logo-sub { font-size: 11px; } .header-contact { width: 150px; grid-template-columns: 24px 1fr; padding: 7px 10px; } .header-contact-icon { font-size: 18px; } .header-contact-text { font-size: 12px; } .header-contact-sub { display: none; } .header-menu { width: 46px; height: 50px; } .header-menu span { width: 30px; height: 3px; margin: 5px auto; } }

@media screen and (max-width: 1023px) {
.header-inner { width: min(94%, 1200px); height: 76px; gap: 14px; }
.header-contact { display: none; }
.header-nav { display: none; }

.header-contact { width: 150px; min-height: 48px; padding: 8px 12px; }

.header-menu { display: block; }
}