/* ===== リセット & 基本 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --gold: #C9A84C;
  --gold-light: #E8C96A;
  --black: #0A0A0A;
  --dark: #1A1A1A;
  --gray: #888;
  --light: #F5F5F5;
  --white: #fff;
  --red: #e03131;
}
html { scroll-behavior: smooth; }
body { font-family: 'Noto Sans JP', sans-serif; color: var(--black); background: var(--white); line-height: 1.7; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

/* ===== ヘッダー ===== */
.site-header { position: sticky; top: 0; z-index: 100; background: var(--black); border-bottom: 2px solid var(--gold); }
.header-inner { max-width: 1200px; margin: 0 auto; padding: 0 24px; height: 64px; display: flex; align-items: center; justify-content: space-between; }
.site-logo { display: flex; flex-direction: column; line-height: 1.2; }
.logo-main { color: var(--gold); font-size: 10px; font-weight: 700; letter-spacing: 0.1em; }
.logo-sub { color: var(--white); font-size: 15px; font-weight: 900; letter-spacing: 0.05em; }
.header-nav { display: flex; align-items: center; gap: 24px; }
.header-nav a { color: var(--white); font-size: 14px; font-weight: 500; transition: color .2s; }
.header-nav a:hover { color: var(--gold); }
.btn-header-cta { background: var(--gold); color: var(--black) !important; padding: 8px 20px; border-radius: 4px; font-weight: 700 !important; }
.btn-header-cta:hover { background: var(--gold-light) !important; }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 24px; height: 2px; background: var(--white); transition: .3s; }

/* ===== SP ナビ ===== */
.sp-nav { display: none; position: fixed; top: 64px; left: 0; right: 0; background: var(--black); z-index: 99; flex-direction: column; border-top: 1px solid var(--gold); }
.sp-nav.open { display: flex; }
.sp-nav a { color: var(--white); padding: 16px 24px; border-bottom: 1px solid #222; font-size: 15px; }
.sp-nav a:hover { background: #111; }

/* ===== ヒーロー ===== */
.hero { background: var(--black); min-height: 580px; display: flex; align-items: center; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(201,168,76,.15) 0%, transparent 60%); }
.hero-inner { max-width: 1200px; margin: 0 auto; padding: 80px 24px; position: relative; z-index: 1; }
.hero-eyebrow { color: var(--gold); font-size: 12px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; margin-bottom: 16px; }
.hero-h1 { color: var(--white); font-size: clamp(28px, 5vw, 56px); font-weight: 900; line-height: 1.25; margin-bottom: 24px; }
.hero-h1 em { color: var(--gold); font-style: normal; }
.hero-sub { color: #ccc; font-size: clamp(14px, 2vw, 18px); margin-bottom: 40px; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.btn-primary { background: var(--gold); color: var(--black); font-weight: 700; font-size: 16px; padding: 16px 36px; border-radius: 4px; display: inline-block; transition: background .2s; border: none; cursor: pointer; }
.btn-primary:hover { background: var(--gold-light); }
.btn-outline { background: transparent; color: var(--white); font-weight: 700; font-size: 16px; padding: 16px 36px; border-radius: 4px; border: 2px solid var(--white); display: inline-block; transition: .2s; }
.btn-outline:hover { background: var(--white); color: var(--black); }

/* ===== セクション共通 ===== */
section { padding: 80px 24px; }
.section-inner { max-width: 1200px; margin: 0 auto; }
.section-label { color: var(--gold); font-size: 11px; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; margin-bottom: 8px; }
.section-title { font-size: clamp(22px, 4vw, 36px); font-weight: 900; margin-bottom: 48px; }
.section-title span { color: var(--gold); }

/* ===== 求人カード ===== */
.positions-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(320px, 100%), 1fr)); gap: 24px; }
.position-card { background: var(--white); border: 1px solid #e0e0e0; border-radius: 8px; padding: 24px; transition: box-shadow .2s, border-color .2s; display: flex; flex-direction: column; }
.position-card:hover { box-shadow: 0 8px 32px rgba(0,0,0,.1); border-color: var(--gold); }
.card-badges { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.badge { font-size: 11px; font-weight: 700; padding: 3px 10px; border-radius: 20px; }
.badge-gold { background: var(--gold); color: var(--black); }
.badge-gray { background: #eee; color: #555; }
.badge-new { background: var(--red); color: var(--white); }
.card-title { font-size: 17px; font-weight: 700; margin-bottom: 8px; line-height: 1.4; }
.card-company { color: var(--gray); font-size: 13px; margin-bottom: 8px; }
.card-salary { color: var(--gold); font-weight: 700; font-size: 15px; margin-bottom: 12px; }
.card-desc { font-size: 13px; color: #555; line-height: 1.6; flex: 1; }
.card-link { margin-top: 16px; display: inline-block; color: var(--gold); font-weight: 700; font-size: 13px; }
.card-link:hover { text-decoration: underline; }

/* ===== Why ===== */
.why-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr)); gap: 32px; }
.why-item { padding: 32px; border-left: 4px solid var(--gold); background: var(--light); border-radius: 0 8px 8px 0; }
.why-num { color: var(--gold); font-size: 11px; font-weight: 700; letter-spacing: .1em; margin-bottom: 8px; }
.why-title { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.why-body { font-size: 14px; color: #555; line-height: 1.7; }

/* ===== STEP ===== */
.steps-bg { background: var(--black); color: var(--white); }
.steps-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(180px, 100%), 1fr)); gap: 24px; }
.step-item { text-align: center; padding: 24px 16px; }
.step-num { color: var(--gold); font-size: 28px; font-weight: 900; margin-bottom: 12px; }
.step-title { font-size: 14px; font-weight: 700; }

/* ===== 求人詳細 ===== */
.detail-wrap { max-width: 860px; margin: 0 auto; padding: 40px 24px 80px; }
.detail-h1 { font-size: clamp(20px, 4vw, 30px); font-weight: 900; margin-bottom: 16px; }
.detail-meta { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 32px; border-bottom: 1px solid #eee; padding-bottom: 24px; }
.detail-meta-item { font-size: 14px; }
.detail-meta-label { color: var(--gray); font-size: 12px; margin-bottom: 2px; }
.detail-meta-value { font-weight: 700; }
.detail-salary { color: var(--gold); font-size: 20px; font-weight: 900; }
.detail-section { margin-bottom: 32px; }
.detail-section h2 { font-size: 18px; font-weight: 700; border-left: 4px solid var(--gold); padding-left: 12px; margin-bottom: 16px; }
.detail-section p { font-size: 15px; line-height: 1.85; white-space: pre-wrap; }
.apply-box { background: var(--black); color: var(--white); border-radius: 8px; padding: 32px; margin-top: 40px; text-align: center; }
.apply-box h2 { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.apply-box p { color: #ccc; font-size: 14px; margin-bottom: 24px; }

/* ===== フォーム ===== */
.form-wrap { max-width: 640px; margin: 0 auto; padding: 40px 24px 80px; }
.form-title { font-size: 26px; font-weight: 900; margin-bottom: 8px; }
.form-lead { color: var(--gray); margin-bottom: 32px; font-size: 14px; }
.form-group { margin-bottom: 20px; }
.form-label { font-size: 14px; font-weight: 700; margin-bottom: 6px; display: block; }
.form-label .req { color: var(--red); margin-left: 4px; font-size: 12px; }
.form-input, .form-select, .form-textarea { width: 100%; padding: 12px 14px; border: 1px solid #ddd; border-radius: 6px; font-size: 15px; font-family: inherit; transition: border-color .2s; }
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--gold); outline: none; }
.form-input.error, .form-select.error, .form-textarea.error { border-color: var(--red); }
.form-error { color: var(--red); font-size: 12px; margin-top: 4px; }
.form-textarea { resize: vertical; min-height: 120px; }
.form-submit { width: 100%; padding: 16px; background: var(--gold); color: var(--black); font-size: 16px; font-weight: 700; border: none; border-radius: 6px; cursor: pointer; transition: background .2s; font-family: inherit; }
.form-submit:hover { background: var(--gold-light); }

/* ===== 管理画面 ===== */
.admin-wrap { display: flex; min-height: 100vh; background: #f0f2f5; }
.admin-sidebar { width: 220px; background: var(--black); color: var(--white); flex-shrink: 0; }
.admin-sidebar-logo { padding: 20px 16px; border-bottom: 1px solid #222; font-size: 13px; font-weight: 700; color: var(--gold); line-height: 1.4; }
.admin-sidebar nav a { display: block; padding: 14px 20px; color: #ccc; font-size: 14px; border-bottom: 1px solid #111; transition: .2s; }
.admin-sidebar nav a:hover, .admin-sidebar nav a.active { background: #111; color: var(--gold); }
.admin-main { flex: 1; padding: 32px; overflow-y: auto; }
.admin-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 24px; }
.admin-title { font-size: 22px; font-weight: 900; }
.btn-admin { display: inline-block; padding: 10px 20px; border-radius: 6px; font-size: 14px; font-weight: 700; cursor: pointer; border: none; font-family: inherit; transition: .2s; }
.btn-admin-primary { background: var(--gold); color: var(--black); }
.btn-admin-primary:hover { background: var(--gold-light); }
.btn-admin-danger { background: #fee; color: var(--red); border: 1px solid #fcc; }
.btn-admin-danger:hover { background: var(--red); color: var(--white); }
.btn-admin-secondary { background: #eee; color: #333; }
.btn-admin-secondary:hover { background: #ddd; }
.admin-card { background: var(--white); border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,.06); padding: 24px; margin-bottom: 24px; }
.admin-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.admin-table th { background: #f8f8f8; padding: 10px 14px; text-align: left; font-weight: 700; border-bottom: 2px solid #eee; }
.admin-table td { padding: 12px 14px; border-bottom: 1px solid #f0f0f0; vertical-align: top; }
.admin-table tr:hover td { background: #fafafa; }
.status-public { color: #2e7d32; font-weight: 700; }
.status-private { color: var(--gray); }
.admin-login { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: var(--black); }
.admin-login-box { background: var(--white); border-radius: 12px; padding: 40px; width: 100%; max-width: 400px; }
.admin-login-box h1 { font-size: 20px; font-weight: 900; margin-bottom: 4px; }
.admin-login-box p { color: var(--gray); font-size: 13px; margin-bottom: 24px; }
.alert { padding: 12px 16px; border-radius: 6px; font-size: 14px; margin-bottom: 16px; }
.alert-error { background: #fee; color: var(--red); border: 1px solid #fcc; }
.alert-success { background: #e8f5e9; color: #2e7d32; border: 1px solid #c8e6c9; }
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card { background: var(--white); border-radius: 8px; padding: 20px; box-shadow: 0 2px 8px rgba(0,0,0,.06); text-align: center; }
.stat-num { font-size: 32px; font-weight: 900; color: var(--gold); }
.stat-label { font-size: 13px; color: var(--gray); margin-top: 4px; }

/* ===== 会社概要 ===== */
.company-table { width: 100%; border-collapse: collapse; font-size: 15px; }
.company-table th { background: var(--light); padding: 14px 16px; text-align: left; font-weight: 700; width: 30%; border-bottom: 1px solid #ddd; }
.company-table td { padding: 14px 16px; border-bottom: 1px solid #ddd; }

/* ===== ページヘッダー ===== */
.page-hero { background: var(--black); padding: 60px 24px; text-align: center; }
.page-hero h1 { color: var(--white); font-size: clamp(22px, 4vw, 36px); font-weight: 900; }
.page-hero .sub { color: var(--gold); font-size: 13px; font-weight: 700; letter-spacing: .15em; margin-bottom: 12px; }

/* ===== CTA バナー ===== */
.cta-banner { background: var(--gold); padding: 60px 24px; text-align: center; }
.cta-banner h2 { font-size: clamp(20px, 3vw, 30px); font-weight: 900; margin-bottom: 8px; }
.cta-banner p { font-size: 15px; margin-bottom: 28px; }
.cta-banner .btn-dark { background: var(--black); color: var(--white); padding: 16px 40px; border-radius: 4px; font-weight: 700; font-size: 16px; display: inline-block; transition: .2s; }
.cta-banner .btn-dark:hover { background: var(--dark); }

/* ===== ユーティリティ ===== */
.text-gold { color: var(--gold); }
.text-center { text-align: center; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-16 { margin-bottom: 16px; }
.disclaimer { font-size: 12px; color: var(--gray); line-height: 1.6; }

/* ===== レスポンシブ ===== */
@media (max-width: 768px) {
  .header-nav { display: none; }
  .hamburger { display: flex; }
  section { padding: 56px 16px; }
  .admin-wrap { flex-direction: column; }
  .admin-sidebar { width: 100%; }
  .admin-main { padding: 16px; }
  .admin-table { display: block; overflow-x: auto; }
}