/* partner サイト 共通スタイル（軽量） */
* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, "Segoe UI", "Hiragino Kaku Gothic ProN", "メイリオ", sans-serif;
       background: #f8fafc; color: #1f2937; font-size: 14px; line-height: 1.55; }

a { color: #0284c7; text-decoration: none; }
a:hover { text-decoration: underline; }

/* topbar */
.topbar { display: flex; align-items: center; gap: 16px;
          background: #fff; border-bottom: 1px solid #e5e7eb;
          padding: 10px 18px; }
.topbar .brand { font-weight: 700; color: #0c4a6e; font-size: 15px; }
.topnav { display: flex; gap: 12px; font-size: 13px; }
.topnav a { color: #475569; padding: 4px 6px; border-radius: 4px; }
.topnav a:hover { background: #f1f5f9; text-decoration: none; }
.topbar .me { margin-left: auto; color: #6b7280; font-size: 13px; }
.topbar .logout button.link { background: none; border: none; color: #6b7280;
                              cursor: pointer; font-size: 13px; }
.topbar .logout button.link:hover { color: #ef4444; text-decoration: underline; }

/* main */
.content { max-width: 1080px; margin: 22px auto; padding: 0 18px; }
.card { background: #fff; border: 1px solid #e5e7eb; border-radius: 10px;
        padding: 18px 20px; margin-bottom: 14px; }
.card h2 { margin: 0 0 8px; font-size: 17px; }
.card h3 { margin: 0 0 8px; font-size: 14px; color: #475569; }
.card .big { font-size: 28px; font-weight: 700; margin: 4px 0 0; color: #0c4a6e; }
.card-head { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 8px; }
.muted { color: #6b7280; }
.small { font-size: 12px; }

.grid-2 { display: grid; gap: 12px;
          grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.btn { display: inline-block; padding: 8px 14px; background: #0284c7;
       color: #fff; border-radius: 6px; font-size: 13px; font-weight: 600;
       border: none; cursor: pointer; margin-top: 6px; }
.btn:hover { background: #0369a1; text-decoration: none; color: #fff; }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-outline { background: #fff; color: #0284c7; border: 1px solid #0284c7; }
.btn-outline:hover { background: #f0f9ff; color: #0c4a6e; }

.flash { padding: 10px 14px; border-radius: 6px; margin-bottom: 14px; font-size: 13px; }
.flash-info { background: #dbeafe; color: #1e40af; border: 1px solid #93c5fd; }
.flash-error { background: #fee2e2; color: #991b1b; border: 1px solid #fca5a5; }

.pill { display: inline-block; padding: 2px 8px; border-radius: 10px; font-size: 11px; font-weight: 600; }

table.grid { border-collapse: collapse; width: 100%; background: #fff; }
table.grid th, table.grid td { padding: 8px 10px; border-bottom: 1px solid #e5e7eb; text-align: left; }
table.grid th { background: #f8fafc; font-size: 12px; color: #475569; }

/* auth (login) */
.c-auth { max-width: 380px; margin: 70px auto; padding: 0 16px; }
.c-auth h1 { font-size: 20px; margin-bottom: 4px; }
.c-auth .lead { color: #6b7280; font-size: 12px; margin: 0 0 18px; }
.c-card { background: #fff; border: 1px solid #e5e7eb; border-radius: 10px; padding: 22px 24px; }
.c-card label { display: block; font-size: 12px; font-weight: 600; margin: 12px 0 4px; }
.c-card label:first-of-type { margin-top: 0; }
.c-card input { width: 100%; box-sizing: border-box; padding: 9px 12px;
                border: 1px solid #d1d5db; border-radius: 6px; font-size: 14px; }
.c-card input:focus { outline: none; border-color: #0284c7;
                      box-shadow: 0 0 0 3px rgba(2,132,199,0.15); }
.c-card button { width: 100%; margin-top: 16px; padding: 11px;
                 background: #0284c7; color: #fff; border: none; border-radius: 8px;
                 font-size: 14px; font-weight: 600; cursor: pointer; }
.c-card button:hover { background: #0369a1; }
.c-err { background: #fee2e2; color: #991b1b; padding: 10px 12px;
         border-radius: 6px; margin-bottom: 12px; font-size: 13px;
         border: 1px solid #fca5a5; }

/* password change */
.c-pw { max-width: 480px; margin: 0 auto; }
.c-pw label { display: block; font-size: 12px; font-weight: 600;
              margin-top: 12px; margin-bottom: 4px; }
.c-pw input { width: 100%; box-sizing: border-box; padding: 9px 12px;
              border: 1px solid #d1d5db; border-radius: 6px; font-size: 14px; }
.c-pw button { margin-top: 16px; padding: 10px 22px; background: #0284c7;
               color: #fff; border: none; border-radius: 8px;
               font-size: 14px; font-weight: 600; cursor: pointer; }
.c-pw button:hover { background: #0369a1; }