@charset "UTF-8";

/* =========================================================
  NeoPlanning - Corporate Site (Static HTML/CSS)
  - No framework / No external library
  - Responsive
========================================================= */

:root{
  --bg: #ffffff;
  --text: #0f172a;         /* slate-900 */
  --muted: #475569;        /* slate-600 */
  --border: #e2e8f0;       /* slate-200 */
  --surface: #f8fafc;      /* slate-50 */
  --primary: #0b4ea2;      /* blue */
  --primary-ink: #083b7a;
  --link: #0b4ea2;
  --link-hover: #083b7a;
  --shadow: 0 10px 30px rgba(2, 6, 23, .08);
  --radius: 14px;
  --radius-sm: 10px;
  --container: 1120px;
  --header-h: 72px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family: "Noto Sans JP", "Yu Gothic UI", "Yu Gothic", "Meiryo", system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height:1.7;
  letter-spacing: .01em;
}
img{ max-width:100%; height:auto; display:block; }
a{ color:var(--link); text-decoration:none; }
a:hover{ color:var(--link-hover); text-decoration:underline; }

.container{
  width:min(100% - 32px, var(--container));
  margin-inline:auto;
}

.skip-link{
  position:absolute;
  left:-9999px;
  top:8px;
  background:#fff;
  border:1px solid var(--border);
  padding:10px 12px;
  border-radius:10px;
  z-index:9999;
}
.skip-link:focus{ left:16px; }

/* Header */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--border);
}
.header-inner{
  height:var(--header-h);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.brand{
  display:flex;
  align-items:center;
  gap:12px;
  min-width: 0;
}
.brand img{
  width:42px;
  height:42px;
  border-radius:12px;
  border:1px solid var(--border);
  background:#fff;
  object-fit:contain;
}
.brand-title{
  display:flex;
  flex-direction:column;
  min-width:0;
}
.brand-title strong{
  font-size:16px;
  line-height:1.2;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.brand-title span{
  font-size:12px;
  color:var(--muted);
  line-height:1.2;
}

.nav-toggle{
  display:none;
  align-items:center;
  gap:10px;
  padding:10px 12px;
  border:1px solid var(--border);
  border-radius:999px;
  background:#fff;
  color:var(--text);
  cursor:pointer;
}
.nav-toggle .bars{
  width:18px;
  height:14px;
  display:grid;
  gap:3px;
}
.nav-toggle .bars span{
  display:block;
  height:2px;
  background:var(--text);
  border-radius:2px;
}

.site-nav{
  display:flex;
  align-items:center;
  gap:16px;
}
.site-nav a{
  display:inline-flex;
  align-items:center;
  padding:10px 10px;
  border-radius:999px;
  color:var(--text);
  text-decoration:none;
  font-weight:600;
  font-size:14px;
}
.site-nav a:hover{
  background:var(--surface);
  text-decoration:none;
}
.site-nav a[aria-current="page"]{
  background:rgba(11, 78, 162, .10);
  color:var(--primary-ink);
}
.nav-cta{
  background:var(--primary);
  color:#fff !important;
  box-shadow: 0 10px 20px rgba(11,78,162,.20);
}
.nav-cta:hover{
  background:var(--primary-ink);
}

/* Hero */
.hero{
  padding: 36px 0 28px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.05fr .95fr;
  gap:22px;
  align-items:stretch;
}
.hero-card{
  border:1px solid var(--border);
  border-radius:var(--radius);
  overflow:hidden;
  background:#fff;
  box-shadow: var(--shadow);
}
.hero-content{
  padding:24px;
}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:var(--primary-ink);
  font-weight:700;
  font-size:13px;
}
.kicker::before{
  content:"";
  width:10px;
  height:10px;
  border-radius:999px;
  background:var(--primary);
}
h1{
  margin:10px 0 12px;
  font-size:30px;
  line-height:1.25;
  letter-spacing:.02em;
}
.lead{
  margin:0;
  color:var(--muted);
}
.hero-actions{
  margin-top:16px;
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:12px 14px;
  border-radius:12px;
  border:1px solid var(--border);
  background:#fff;
  color:var(--text);
  font-weight:700;
  font-size:14px;
  text-decoration:none !important;
}
.btn:hover{
  background:var(--surface);
}
.btn-primary{
  background:var(--primary);
  border-color: transparent;
  color:#fff;
}
.btn-primary:hover{
  background:var(--primary-ink);
}

.hero-media{
  height:100%;
  display:grid;
  grid-template-rows: 1fr 1fr;
  gap:14px;
  padding:14px;
}
.media-tile{
  border-radius:var(--radius-sm);
  overflow:hidden;
  border:1px solid var(--border);
  background: #0b1220;
  position:relative;
}
.media-tile img{
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.92;
  transform: scale(1.02);
}
.media-label{
  position:absolute;
  left:12px;
  bottom:12px;
  background: rgba(15,23,42,.72);
  color:#fff;
  padding:8px 10px;
  border-radius:999px;
  font-weight:700;
  font-size:12px;
  border:1px solid rgba(255,255,255,.15);
}

/* Sections */
section{
  padding: 26px 0;
}
.section-title{
  margin: 0 0 10px;
  font-size:22px;
  line-height:1.3;
}
.section-lead{
  margin:0;
  color:var(--muted);
}

.grid{
  margin-top:14px;
  display:grid;
  gap:14px;
}
.grid-2{ grid-template-columns: repeat(2, minmax(0,1fr)); }
.grid-3{ grid-template-columns: repeat(3, minmax(0,1fr)); }
.grid-4{ grid-template-columns: repeat(4, minmax(0,1fr)); }

.card{
  border:1px solid var(--border);
  border-radius:var(--radius);
  background:#fff;
  overflow:hidden;
  box-shadow: 0 12px 30px rgba(2,6,23,.06);
}
.card-body{ padding:18px; }
.card h3{
  margin:0 0 8px;
  font-size:18px;
  line-height:1.3;
}
.card p{ margin:0; color:var(--muted); }
.card .meta{
  margin-top:10px;
  font-size:13px;
  color:var(--muted);
}
.thumb{
  height:180px;
  background:#0b1220;
}
.thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.95;
}

.list{
  margin:12px 0 0;
  padding-left: 1.2em;
  color:var(--muted);
}
.list li{ margin: 6px 0; }

.callout{
  margin-top:14px;
  border: 1px solid rgba(11,78,162,.25);
  background: rgba(11,78,162,.06);
  border-radius: var(--radius);
  padding: 16px 18px;
}
.callout strong{ color: var(--primary-ink); }

/* Tables */
.info-table{
  width:100%;
  border-collapse: collapse;
  border:1px solid var(--border);
  border-radius: var(--radius);
  overflow:hidden;
  background:#fff;
}
.info-table th,
.info-table td{
  padding: 12px 14px;
  border-bottom:1px solid var(--border);
  vertical-align:top;
  text-align:left;
}
.info-table th{
  width: 200px;
  background: var(--surface);
  color: var(--text);
  font-weight: 800;
}
.info-table tr:last-child th,
.info-table tr:last-child td{
  border-bottom:none;
}
.inline-images{
  display:flex;
  flex-wrap:wrap;
  gap:10px 14px;
  align-items:center;
}
.inline-images img{
  height: 40px;
  width:auto;
  border:1px solid var(--border);
  border-radius: 8px;
  padding:6px 10px;
  background:#fff;
}

/* Forms */
form{
  margin-top: 12px;
}
.form-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:12px;
}
.field{
  display:flex;
  flex-direction:column;
  gap:6px;
}
label{
  font-weight:800;
  font-size:13px;
}
input, textarea{
  width:100%;
  padding: 12px 12px;
  border-radius: 12px;
  border:1px solid var(--border);
  background:#fff;
  color:var(--text);
  font: inherit;
}
textarea{ min-height: 140px; resize: vertical; }
input:focus, textarea:focus{
  outline:none;
  border-color: rgba(11,78,162,.6);
  box-shadow: 0 0 0 4px rgba(11,78,162,.12);
}
.help{
  margin-top:8px;
  color:var(--muted);
  font-size:13px;
}
.status{
  margin-top: 10px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fff;
  padding: 12px 14px;
}
.status.ok{
  border-color: rgba(16,185,129,.35);
  background: rgba(16,185,129,.06);
}
.status.ng{
  border-color: rgba(239,68,68,.35);
  background: rgba(239,68,68,.06);
}

/* Footer */
.site-footer{
  margin-top: 28px;
  border-top:1px solid var(--border);
  background: var(--surface);
}
.footer-inner{
  padding: 22px 0;
  display:flex;
  flex-direction:column;
  gap:10px;
}
.footer-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.footer-brand{
  display:flex;
  gap:12px;
  align-items:center;
}
.footer-brand img{
  width:34px;
  height:34px;
  border-radius:10px;
  border:1px solid var(--border);
  background:#fff;
  object-fit:contain;
}
.footer-links{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
}
.footer-links a{
  color: var(--muted);
  text-decoration:none;
  font-weight:700;
  font-size:13px;
  padding: 8px 10px;
  border-radius: 999px;
}
.footer-links a:hover{
  background:#fff;
  color: var(--text);
}
.copyright{
  color: var(--muted);
  font-size: 12px;
}

/* Page heading */
.page-head{
  padding: 24px 0 6px;
}
.page-head h1{
  margin:0;
  font-size: 26px;
}
.breadcrumbs{
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}
.breadcrumbs a{ color: var(--muted); }
.breadcrumbs a:hover{ color: var(--text); }

/* Responsive */
@media (max-width: 920px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-media{ grid-template-rows: 1fr; grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px){
  :root{ --header-h: 64px; }
  .brand-title span{ display:none; }
  .nav-toggle{ display:inline-flex; }
  .site-nav{
    position:absolute;
    left:16px;
    right:16px;
    top: calc(var(--header-h) + 10px);
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:8px;
    background:#fff;
    border:1px solid var(--border);
    border-radius: 16px;
    padding: 10px;
    box-shadow: var(--shadow);
  }
  .site-nav.is-open{ display:flex; }
  .site-nav a{
    justify-content:flex-start;
    border-radius: 12px;
    padding: 12px 12px;
  }
  .grid-3{ grid-template-columns: 1fr; }
  .grid-4{ grid-template-columns: 1fr 1fr; }
  .form-grid{ grid-template-columns: 1fr; }
  .info-table th{ width: 140px; }
}
@media (max-width: 420px){
  h1{ font-size: 26px; }
  .grid-2{ grid-template-columns: 1fr; }
  .grid-4{ grid-template-columns: 1fr; }
  .hero-media{ grid-template-columns: 1fr; }
}