:root {
    --bg: #f6f7f9;
    --panel: #ffffff;
    --border: #e1e4e8;
    --text: #1f2328;
    --muted: #6e7781;
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --danger: #dc2626;
    --ok: #16a34a;
    --off: #9ca3af;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Sans", "Yu Gothic UI", sans-serif; background: var(--bg); color: var(--text); }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

/* Topbar */
.topbar { display: flex; align-items: center; gap: 24px; padding: 12px 24px; background: var(--panel); border-bottom: 1px solid var(--border); }
.brand { font-weight: 700; }
.topnav { display: flex; gap: 16px; flex: 1; }
.topnav a { color: var(--text); padding: 6px 8px; border-radius: 6px; }
.topnav a:hover { background: var(--bg); text-decoration: none; }
.logout button.link { background: none; border: none; color: var(--muted); cursor: pointer; padding: 6px; }
.logout button.link:hover { color: var(--text); }

/* Content */
.content { max-width: 1100px; margin: 24px auto; padding: 0 24px; }
.page-head { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.page-head h1 { margin: 0; font-size: 20px; flex: 1; }

.card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 20px; margin-bottom: 16px; }
.card h2 { font-size: 16px; margin: 0 0 8px; }

/* Forms */
form .row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; }
form label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); flex: 1 1 160px; min-width: 140px; }
form label.full { flex-basis: 100%; }
form label.grow { flex: 2 1 240px; }
form label.checkbox { flex: 0 0 auto; flex-direction: row; align-items: center; gap: 6px; }
form input[type=text], form input[type=number], form input[type=date], form input[type=password], form select, form textarea {
    padding: 8px 10px; border: 1px solid var(--border); border-radius: 6px; font-size: 14px; background: white; color: var(--text);
}
form input:disabled { background: #f3f4f6; color: var(--muted); }
form textarea { resize: vertical; }
form .actions { margin-top: 12px; display: flex; gap: 8px; }
form.inline { display: inline; }

/* Buttons */
.btn { display: inline-block; padding: 7px 12px; border-radius: 6px; border: 1px solid var(--border); background: white; color: var(--text); font-size: 13px; cursor: pointer; }
.btn:hover { background: var(--bg); text-decoration: none; }
.btn-primary { background: var(--primary); color: white; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); color: white; }
.btn-danger { color: var(--danger); border-color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: white; }
.btn-sm { padding: 4px 8px; font-size: 12px; }

/* Grid table */
.grid { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.grid th, .grid td { padding: 10px 12px; border-bottom: 1px solid var(--border); text-align: left; font-size: 14px; vertical-align: middle; }
.grid th { background: #fafbfc; font-weight: 600; font-size: 13px; color: var(--muted); }
.grid tr:last-child td { border-bottom: none; }
.grid .muted { color: var(--muted); }
.grid .center { text-align: center; }
.grid .col-num { width: 50px; }
.grid .col-flag { width: 80px; }
.grid .col-ops { width: 150px; text-align: right; white-space: nowrap; }
.grid .col-ops form { margin-left: 4px; }
.grid code { font-family: ui-monospace, "Cascadia Mono", "Source Code Pro", monospace; font-size: 12px; background: var(--bg); padding: 2px 6px; border-radius: 4px; }

/* Pills */
.pill { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.pill-on { background: #dcfce7; color: var(--ok); }
.pill-off { background: #f3f4f6; color: var(--off); }

/* Flash */
.flash { padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; font-size: 14px; }
.flash-info { background: #eff6ff; border: 1px solid #bfdbfe; color: #1e3a8a; }
.flash-error { background: #fef2f2; border: 1px solid #fecaca; color: #991b1b; }

/* Login (admin 旧) */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.login-card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 32px; width: 100%; max-width: 360px; display: flex; flex-direction: column; gap: 14px; }
.login-card h1 { margin: 0 0 8px; font-size: 18px; }
.login-card button { padding: 10px; border-radius: 6px; border: none; background: var(--primary); color: white; font-size: 14px; cursor: pointer; }
.login-card button:hover { background: var(--primary-hover); }

/* === Member (auth + me) === */

/* 認証画面共通 */
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 24px; }
.auth-card { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 32px; width: 100%; max-width: 380px; display: flex; flex-direction: column; gap: 14px; }
.auth-card-wide { max-width: 480px; }
.auth-card h1 { margin: 0 0 4px; font-size: 20px; }
.auth-card p { margin: 0; font-size: 13px; }
.auth-card label { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--muted); }
.auth-card label small { color: var(--muted); font-size: 11px; }
.auth-card input { padding: 10px 12px; border: 1px solid var(--border); border-radius: 6px; font-size: 14px; }
.auth-card button { padding: 11px; border-radius: 6px; border: none; background: var(--primary); color: white; font-size: 14px; cursor: pointer; margin-top: 4px; }
.auth-card button:hover { background: var(--primary-hover); }
.auth-row { display: flex; gap: 10px; }
.auth-row > label { flex: 1; }
.auth-foot { text-align: center; font-size: 13px; margin-top: 4px; }
.required { color: var(--danger); margin-left: 2px; }

/* マイページ Hero */
.hero { display: flex; gap: 24px; align-items: center; justify-content: space-between; background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 20px 24px; margin-bottom: 16px; flex-wrap: wrap; }
.hero h1 { margin: 0 0 4px; font-size: 22px; }
.invite-box { background: linear-gradient(135deg, #eff6ff 0%, #f5f3ff 100%); border: 1px solid #dbeafe; border-radius: 10px; padding: 12px 18px; text-align: center; min-width: 200px; }
.invite-code { font-family: ui-monospace, "Cascadia Mono", monospace; font-size: 22px; font-weight: 700; letter-spacing: 2px; color: var(--primary); margin: 4px 0; }

.card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.card-head h2 { margin: 0; }

/* 定義リスト */
.kv { display: grid; grid-template-columns: 140px 1fr; gap: 6px 16px; margin: 0; font-size: 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; }

/* スキルタグ */
.skill-cat { font-size: 13px; color: var(--muted); margin: 12px 0 6px; font-weight: 600; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.tag { display: inline-block; padding: 4px 10px; border-radius: 999px; background: var(--bg); border: 1px solid var(--border); font-size: 12px; }

/* スキル選択 */
.skill-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 6px; margin-bottom: 16px; }
.skill-check { display: flex; align-items: center; gap: 8px; padding: 8px 12px; border: 1px solid var(--border); border-radius: 6px; cursor: pointer; font-size: 13px; background: white; }
.skill-check input { margin: 0; }
.skill-check:hover { background: var(--bg); }
.skill-check input:checked + span { color: var(--primary); font-weight: 600; }

/* キャリアフォーム */
.form-block { margin-bottom: 14px; }
.form-block label.full { width: 100%; }
.checkbox-line { display: inline-flex; align-items: center; gap: 8px; padding: 4px 0; }