/* =====================================================
   限定コンペ案件（Premium Jobs）専用スタイル
   信頼感・実績感・高単価感を重視した高級デザイン
===================================================== */

:root {
  --premium-gold:        #c9a961;
  --premium-gold-light:  #ede0c0;
  --premium-gold-pale:   #faf5e6;
  --premium-navy:        #1e3a8a;
  --premium-navy-dark:   #142a66;
  --premium-text:        #1a1a1a;
  --premium-text-sub:    #4a5a72;
  --premium-text-muted:  #6b7a8f;
  --premium-bg-pale:     #f7f8fa;
  --premium-border:      #e2e7ee;
  --premium-border-gold: #d6c389;
}

/* =====================================================
   実装①：HERO直下「限定コンペ案件エリア」
===================================================== */
.premium-promo-section {
  background: linear-gradient(180deg, #f7f8fa 0%, #ffffff 100%);
  padding: 80px 0;
  border-top: 1px solid var(--premium-border);
  border-bottom: 1px solid var(--premium-border);
}
.premium-promo-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.premium-promo-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 900px) {
  .premium-promo-section { padding: 56px 0; }
  .premium-promo-grid { grid-template-columns: 1fr; gap: 32px; }
}

.premium-promo-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.premium-promo-eyebrow-line {
  width: 40px;
  height: 2px;
  background: var(--premium-gold);
}
.premium-promo-eyebrow-label {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--premium-gold);
}

.premium-promo-title {
  font-size: 36px;
  font-weight: 800;
  color: var(--premium-navy);
  margin: 0 0 16px;
  letter-spacing: 0.02em;
}
@media (max-width: 600px) {
  .premium-promo-title { font-size: 28px; }
}

.premium-promo-subtitle {
  font-size: 15px;
  line-height: 1.9;
  color: var(--premium-text-sub);
  margin: 0 0 32px;
}
.premium-promo-subtitle strong {
  color: var(--premium-navy);
  font-weight: 700;
}

.premium-promo-stats {
  display: flex;
  gap: 24px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}
.premium-promo-stat {
  flex: 1;
  min-width: 140px;
  padding: 20px 16px;
  background: #ffffff;
  border: 1px solid var(--premium-border);
  border-radius: 8px;
  border-left: 3px solid var(--premium-gold);
}
.premium-promo-stat-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--premium-navy);
  line-height: 1;
}
.premium-promo-stat-num span {
  font-size: 14px;
  font-weight: 600;
  color: var(--premium-text-muted);
  margin-left: 4px;
}
.premium-promo-stat-label {
  font-size: 12px;
  color: var(--premium-text-sub);
  margin-top: 8px;
  font-weight: 600;
}

.premium-promo-cta-wrap { margin-top: 8px; }
.premium-promo-cta {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--premium-navy);
  color: #ffffff;
  font-size: 15px;
  font-weight: 700;
  padding: 16px 36px;
  border-radius: 4px;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
  border: 1px solid var(--premium-navy);
}
.premium-promo-cta:hover {
  background: var(--premium-navy-dark);
  transform: translateY(-1px);
  color: #ffffff;
}
.premium-promo-cta-arrow {
  font-size: 18px;
  transition: transform 0.2s;
}
.premium-promo-cta:hover .premium-promo-cta-arrow {
  transform: translateX(4px);
}

.premium-promo-badges {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.premium-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 16px 18px;
  background: #ffffff;
  border: 1px solid var(--premium-border-gold);
  border-radius: 4px;
  font-size: 13px;
  font-weight: 600;
  color: var(--premium-navy);
  transition: transform 0.2s, box-shadow 0.2s;
}
.premium-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(201, 169, 97, 0.15);
}
.premium-badge-icon { font-size: 22px; line-height: 1; }

/* =====================================================
   実装②：「募集中の限定コンペ案件」カード
===================================================== */
.premium-section {
  margin-bottom: 64px;
  padding: 40px 32px;
  background: #ffffff;
  border-radius: 8px;
  border: 1px solid var(--premium-border);
}
@media (max-width: 600px) { .premium-section { padding: 32px 20px; } }

.premium-section-head {
  text-align: center;
  margin-bottom: 36px;
}
.premium-section-eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.25em;
  color: var(--premium-gold);
  margin-bottom: 12px;
  padding: 4px 14px;
  border: 1px solid var(--premium-gold);
  border-radius: 100px;
}
.premium-section-title {
  font-size: 28px;
  font-weight: 800;
  color: var(--premium-navy);
  margin: 0 0 12px;
}
.premium-section-subtitle {
  font-size: 14px;
  line-height: 1.9;
  color: var(--premium-text-sub);
  margin: 0;
}

.premium-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 1024px) { .premium-card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 700px) { .premium-card-grid { grid-template-columns: 1fr; } }

.premium-card {
  position: relative;
  background: #ffffff;
  border: 1px solid var(--premium-border-gold);
  border-radius: 8px;
  overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s, border-color 0.25s;
}
.premium-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(30, 58, 138, 0.12), 0 4px 12px rgba(201, 169, 97, 0.18);
  border-color: var(--premium-gold);
}

.premium-card-ribbon {
  position: absolute;
  top: 14px;
  left: -2px;
  background: linear-gradient(135deg, var(--premium-gold) 0%, #b89047 100%);
  color: #ffffff;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.2em;
  padding: 6px 14px;
  z-index: 1;
  box-shadow: 0 2px 6px rgba(0,0,0,0.15);
}

.premium-card-body { padding: 50px 24px 24px; }

.premium-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}
.premium-card-client-type {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--premium-gold-pale);
  color: var(--premium-navy-dark);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 4px;
  border: 1px solid var(--premium-gold-light);
}
.premium-card-category {
  display: inline-block;
  background: #f0f5ff;
  color: var(--premium-navy);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
}

.premium-card-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--premium-text);
  margin: 0 0 18px;
  line-height: 1.5;
  min-height: 2.5em;
}

.premium-card-info {
  border-top: 1px solid var(--premium-border);
  padding-top: 16px;
  margin-bottom: 20px;
}
.premium-card-info-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 6px 0;
  font-size: 12px;
  border-bottom: 1px dashed var(--premium-border);
  gap: 12px;
}
.premium-card-info-row:last-child { border-bottom: none; }
.premium-card-info-label {
  color: var(--premium-text-muted);
  flex-shrink: 0;
  font-weight: 600;
}
.premium-card-info-value {
  color: var(--premium-text);
  font-weight: 600;
  text-align: right;
}
.premium-card-budget {
  color: var(--premium-navy);
  font-weight: 800;
  font-size: 13px;
}
.premium-card-confidential {
  color: #b8860b;
  font-weight: 700;
}

.premium-card-actions {
  display: flex;
  gap: 8px;
}
.premium-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 12px;
  font-size: 13px;
  font-weight: 700;
  border-radius: 4px;
  text-decoration: none;
  transition: all 0.2s;
  border: 1px solid;
  cursor: pointer;
}
.premium-btn-primary {
  background: var(--premium-navy);
  color: #ffffff;
  border-color: var(--premium-navy);
}
.premium-btn-primary:hover {
  background: var(--premium-navy-dark);
  color: #ffffff;
  transform: translateY(-1px);
}
.premium-btn-outline {
  background: #ffffff;
  color: var(--premium-navy);
  border-color: var(--premium-navy);
}
.premium-btn-outline:hover {
  background: var(--premium-navy);
  color: #ffffff;
}

.premium-section-more {
  text-align: center;
  margin-top: 32px;
}
.premium-section-more-link {
  display: inline-block;
  color: var(--premium-navy);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  padding: 8px 16px;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s;
}
.premium-section-more-link:hover {
  border-bottom-color: var(--premium-gold);
}

/* =====================================================
   一覧ページ
===================================================== */
.premium-list-page {
  background: var(--premium-bg-pale);
  min-height: 70vh;
  padding: 48px 0 80px;
}
.premium-list-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
.premium-list-hero {
  text-align: center;
  margin-bottom: 40px;
}
.premium-list-hero h1 {
  font-size: 32px;
  color: var(--premium-navy);
  margin: 0 0 12px;
  font-weight: 800;
}
.premium-list-hero p {
  font-size: 14px;
  color: var(--premium-text-sub);
  line-height: 1.9;
  margin: 0;
}

.premium-filter-bar {
  background: #ffffff;
  border: 1px solid var(--premium-border);
  border-radius: 8px;
  padding: 20px 24px;
  margin-bottom: 32px;
}
.premium-filter-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--premium-navy);
  margin: 0 0 12px;
  letter-spacing: 0.05em;
}
.premium-filter-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 12px;
}
.premium-filter-check {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1px solid var(--premium-border);
  border-radius: 100px;
  background: #ffffff;
  cursor: pointer;
  font-size: 12px;
  font-weight: 600;
  color: var(--premium-text-sub);
  transition: all 0.15s;
}
.premium-filter-check:hover {
  border-color: var(--premium-gold);
  color: var(--premium-navy);
}
.premium-filter-check input[type="checkbox"] {
  margin: 0;
  accent-color: var(--premium-navy);
}
.premium-filter-check.is-checked {
  background: var(--premium-gold-pale);
  border-color: var(--premium-gold);
  color: var(--premium-navy);
}

.premium-list-empty {
  background: #ffffff;
  border-radius: 8px;
  padding: 80px 20px;
  text-align: center;
  color: var(--premium-text-muted);
}
.premium-list-empty-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

/* =====================================================
   詳細ページ
===================================================== */
.premium-detail-page {
  background: var(--premium-bg-pale);
  min-height: 70vh;
  padding: 32px 0 80px;
}
.premium-detail-container {
  max-width: 920px;
  margin: 0 auto;
  padding: 0 20px;
}
.premium-detail-card {
  background: #ffffff;
  border: 1px solid var(--premium-border-gold);
  border-radius: 8px;
  padding: 40px;
  margin-bottom: 24px;
}
@media (max-width: 600px) {
  .premium-detail-card { padding: 28px 20px; }
}

.premium-detail-ribbon {
  display: inline-block;
  background: linear-gradient(135deg, var(--premium-gold) 0%, #b89047 100%);
  color: #ffffff;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.25em;
  padding: 5px 14px;
  margin-bottom: 16px;
}
.premium-detail-title {
  font-size: 26px;
  color: var(--premium-text);
  margin: 0 0 20px;
  font-weight: 800;
  line-height: 1.4;
}
.premium-detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--premium-border);
}

.premium-detail-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  margin-bottom: 24px;
}
.premium-detail-table th {
  text-align: left;
  padding: 14px 0;
  width: 160px;
  color: var(--premium-text-muted);
  font-weight: 600;
  vertical-align: top;
  border-bottom: 1px solid var(--premium-border);
}
.premium-detail-table td {
  padding: 14px 0;
  color: var(--premium-text);
  font-weight: 600;
  border-bottom: 1px solid var(--premium-border);
}

.premium-detail-summary {
  background: var(--premium-gold-pale);
  border-left: 4px solid var(--premium-gold);
  padding: 20px 24px;
  border-radius: 4px;
  margin-bottom: 24px;
  line-height: 1.9;
  font-size: 14px;
  color: var(--premium-text);
}

.premium-detail-notice {
  background: #fff8e1;
  border: 1px solid #ffc107;
  border-radius: 8px;
  padding: 20px 24px;
  margin-bottom: 24px;
}
.premium-detail-notice-head {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  color: #b8860b;
  margin-bottom: 8px;
  font-size: 14px;
}
.premium-detail-notice-body {
  font-size: 13px;
  line-height: 1.9;
  color: var(--premium-text-sub);
}

.premium-detail-confidential {
  background: var(--premium-bg-pale);
  border: 2px dashed var(--premium-border);
  border-radius: 8px;
  padding: 32px;
  text-align: center;
  margin-bottom: 24px;
}
.premium-detail-confidential-icon {
  font-size: 36px;
  margin-bottom: 12px;
}
.premium-detail-confidential-text {
  color: var(--premium-text-muted);
  font-size: 14px;
  line-height: 1.9;
}

.premium-detail-cta {
  text-align: center;
  margin-top: 32px;
}
.premium-detail-cta .premium-btn {
  flex: none;
  padding: 16px 56px;
  font-size: 16px;
}

.premium-detail-status-card {
  background: #e8f5e9;
  border: 1px solid #a5d6a7;
  border-radius: 8px;
  padding: 20px 24px;
  margin-bottom: 24px;
}
.premium-detail-status-card.warn {
  background: #fff8e1;
  border-color: #ffc107;
}

/* =====================================================
   応募フォーム
===================================================== */
.premium-apply-page {
  background: var(--premium-bg-pale);
  min-height: 70vh;
  padding: 32px 0 80px;
}
.premium-apply-container {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 20px;
}
.premium-apply-card {
  background: #ffffff;
  border: 1px solid var(--premium-border);
  border-radius: 8px;
  padding: 40px;
  margin-bottom: 20px;
}
@media (max-width: 600px) { .premium-apply-card { padding: 28px 20px; } }

.premium-apply-step {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--premium-gold);
  margin-bottom: 12px;
}
.premium-apply-step-num {
  background: var(--premium-navy);
  color: #fff;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 11px;
}

.premium-apply-field { margin-bottom: 22px; }
.premium-apply-label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--premium-text);
  margin-bottom: 6px;
}
.premium-apply-required {
  color: #d33;
  font-size: 11px;
  margin-left: 6px;
}
.premium-apply-input,
.premium-apply-textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--premium-border);
  border-radius: 4px;
  font-size: 14px;
  font-family: inherit;
  box-sizing: border-box;
  background: #ffffff;
}
.premium-apply-input:focus,
.premium-apply-textarea:focus {
  outline: none;
  border-color: var(--premium-navy);
}
.premium-apply-textarea {
  min-height: 140px;
  line-height: 1.7;
  resize: vertical;
}

.premium-nda-box {
  background: var(--premium-bg-pale);
  border: 1px solid var(--premium-border);
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 24px;
  max-height: 400px;
  overflow-y: auto;
  font-size: 13px;
  line-height: 1.9;
  color: var(--premium-text);
}
.premium-nda-box h4 {
  font-size: 16px;
  color: var(--premium-navy);
  margin: 16px 0 8px;
}
.premium-nda-box h4:first-child { margin-top: 0; }

.premium-nda-agree {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 16px 18px;
  background: var(--premium-gold-pale);
  border: 1px solid var(--premium-gold);
  border-radius: 4px;
  cursor: pointer;
  margin-bottom: 24px;
  font-size: 14px;
  font-weight: 600;
}
.premium-nda-agree input[type="checkbox"] {
  margin: 3px 0 0 0;
  accent-color: var(--premium-navy);
}