/* ============================================================
   JobSeed - Career Media Style Sheet
   カラー: #2D6A4F (main), #52B788 (sub), #F5F4EF (base),
           #2C2C2C (text), #F4A261 (accent)
   フォント: Noto Serif JP / Noto Sans JP / DM Sans
   ============================================================ */

/* ============================================================
   1. リセット & ベーススタイル
   ============================================================ */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 400;
  color: #2C2C2C;
  line-height: 1.85;
  background: #fff;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

ul,
ol {
  list-style: none;
}

/* ============================================================
   2. CSS カスタムプロパティ
   ============================================================ */
:root {
  --color-main:    #2D6A4F;
  --color-sub:     #52B788;
  --color-base:    #F5F4EF;
  --color-text:    #2C2C2C;
  --color-accent:  #F4A261;
  --color-footer:  #1A3A2A;
  --color-white:   #ffffff;

  --font-serif:  "Noto Serif JP", serif;
  --font-sans:   "Noto Sans JP", sans-serif;
  --font-en:     "DM Sans", sans-serif;

  --max-width: 1080px;
  --section-padding: 108px 0;
  --radius-card: 16px;
  --radius-pill: 50px;
}

/* ============================================================
   3. ユーティリティ
   ============================================================ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

/* セクション共通タイトル */
.section-head {
  text-align: center;
  margin-bottom: 64px;
}

.section-head .label {
  display: block;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-main);
  margin-bottom: 12px;
}

.section-head h2 {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 0.03em;
  line-height: 1.4;
  margin-bottom: 20px;
}

.section-head p {
  font-size: 15px;
  color: #666;
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.9;
}

/* テキストリンク */
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-main);
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--color-main);
  padding-bottom: 2px;
  transition: gap 0.25s, opacity 0.25s;
}

.text-link:hover {
  gap: 10px;
  opacity: 0.75;
}

.section-cta-wrap {
  text-align: center;
  margin-top: 52px;
}

/* ============================================================
   4. CTAボタン
   ============================================================ */
.btn-primary {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-white);
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 700;
  padding: 18px 52px;
  border-radius: var(--radius-pill);
  box-shadow: 0 6px 24px rgba(244, 162, 97, 0.38);
  transition: transform 0.3s, box-shadow 0.3s;
  letter-spacing: 0.03em;
  cursor: pointer;
  border: none;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 36px rgba(244, 162, 97, 0.52);
}

.btn-secondary {
  display: inline-block;
  background: var(--color-white);
  color: var(--color-main);
  font-family: var(--font-sans);
  font-size: 16px;
  font-weight: 700;
  padding: 17px 44px;
  border-radius: var(--radius-pill);
  border: 2px solid var(--color-white);
  transition: transform 0.3s, box-shadow 0.3s, background 0.25s;
  letter-spacing: 0.03em;
  cursor: pointer;
}

.btn-secondary:hover {
  transform: translateY(-3px);
  background: rgba(255, 255, 255, 0.12);
  color: var(--color-white);
  box-shadow: 0 8px 28px rgba(255, 255, 255, 0.2);
}

/* ============================================================
   5. ポートフォリオ注記
   ============================================================ */
.portfolio-notice {
  font-size: 11px;
  opacity: 0.6;
  padding: 9px 18px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 6px;
  display: inline-block;
  margin-top: 32px;
  line-height: 1.6;
}

.portfolio-notice-footer {
  text-align: center;
  font-size: 12px;
  color: var(--color-accent);
  padding: 12px 16px;
  border: 1px solid rgba(244, 162, 97, 0.22);
  border-radius: 6px;
  background: rgba(244, 162, 97, 0.05);
  margin-bottom: 20px;
}

/* ============================================================
   6. ヘッダー
   ============================================================ */
.header {
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.header-notice-bar {
  background: rgba(45, 106, 79, 0.07);
  text-align: center;
  padding: 6px 16px;
  font-size: 11px;
  color: var(--color-main);
  letter-spacing: 0.04em;
  border-bottom: 1px solid rgba(45, 106, 79, 0.1);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
  height: 68px;
  display: flex;
  align-items: center;
  gap: 32px;
}

.logo {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--color-main);
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.logo span {
  color: var(--color-accent);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}

.header-nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  letter-spacing: 0.03em;
  position: relative;
  transition: color 0.25s;
}

.header-nav a::after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-main);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s;
}

.header-nav a:hover {
  color: var(--color-main);
}

.header-nav a:hover::after {
  transform: scaleX(1);
}

.header-btn {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 13px;
  font-weight: 700;
  padding: 10px 24px;
  border-radius: var(--radius-pill);
  transition: transform 0.25s, box-shadow 0.25s;
  flex-shrink: 0;
  white-space: nowrap;
}

.header-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(244, 162, 97, 0.42);
}

/* ハンバーガーボタン */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.3s, opacity 0.3s;
  border-radius: 2px;
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================================
   7. ヒーローセクション
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(0, 0, 0, 0.60) 0%,
    rgba(10, 30, 20, 0.45) 45%,
    rgba(45, 106, 79, 0.38) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--color-white);
  padding: 140px 32px 100px;
  max-width: 820px;
  width: 100%;
}

.hero-label {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-sub);
  border: 1px solid rgba(82, 183, 136, 0.5);
  padding: 5px 16px;
  border-radius: 3px;
  margin-bottom: 28px;
}

.hero-content h1 {
  font-family: var(--font-serif);
  font-size: clamp(30px, 4.5vw, 52px);
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: 0.04em;
  margin-bottom: 24px;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.3);
}

.hero-content .hero-sub {
  font-size: clamp(14px, 1.5vw, 17px);
  line-height: 1.9;
  opacity: 0.9;
  margin-bottom: 44px;
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.55);
  font-family: var(--font-en);
  font-size: 10px;
  letter-spacing: 0.2em;
}

.hero-scroll-hint::after {
  content: "";
  display: block;
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
}

/* ============================================================
   8. 新着求人ピックアップ
   ============================================================ */
.section-jobs {
  padding: var(--section-padding);
  background: var(--color-white);
}

.jobs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.job-card {
  background: var(--color-white);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  transition: transform 0.3s, box-shadow 0.3s;
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(0, 0, 0, 0.04);
}

.job-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 40px rgba(45, 106, 79, 0.12);
}

.job-card-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.job-card-body {
  padding: 20px 22px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.job-card-type {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-main);
  text-transform: uppercase;
}

.job-card-title {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--color-text);
}

.job-card-meta {
  font-size: 13px;
  color: #777;
  display: flex;
  flex-direction: column;
  gap: 3px;
  line-height: 1.6;
}

.job-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 8px;
}

.tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  background: rgba(82, 183, 136, 0.1);
  color: var(--color-main);
  letter-spacing: 0.02em;
}

/* ============================================================
   9. 選ばれる理由
   ============================================================ */
.section-reasons {
  padding: var(--section-padding);
  background: var(--color-base);
}

.reasons-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.reason-card {
  background: var(--color-white);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  transition: transform 0.3s, box-shadow 0.3s;
}

.reason-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 36px rgba(45, 106, 79, 0.1);
}

.reason-card-img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  display: block;
}

.reason-card-body {
  padding: 24px 26px 30px;
}

.reason-num {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-sub);
  letter-spacing: 0.08em;
  margin-bottom: 10px;
  display: block;
}

.reason-card-body h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 14px;
  color: var(--color-text);
}

.reason-card-body p {
  font-size: 14px;
  color: #555;
  line-height: 1.9;
}

/* ============================================================
   10. 職種カテゴリーから探す
   ============================================================ */
.section-categories {
  padding: var(--section-padding);
  background: var(--color-white);
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.category-card {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
  display: block;
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.15);
}

.category-card-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s;
}

.category-card:hover .category-card-img {
  transform: scale(1.05);
}

.category-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    175deg,
    rgba(0, 0, 0, 0.12) 0%,
    rgba(45, 106, 79, 0.65) 100%
  );
  transition: background 0.3s;
}

.category-card:hover .category-card-overlay {
  background: linear-gradient(
    175deg,
    rgba(0, 0, 0, 0.18) 0%,
    rgba(45, 106, 79, 0.78) 100%
  );
}

.category-card-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 16px 16px 18px;
  color: var(--color-white);
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.4;
  text-shadow: 0 1px 6px rgba(0, 0, 0, 0.4);
  z-index: 2;
}

/* ============================================================
   11. 転職・就活コラム
   ============================================================ */
.section-columns {
  padding: var(--section-padding);
  background: var(--color-base);
}

.columns-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.column-card {
  background: var(--color-white);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: transform 0.3s, box-shadow 0.3s;
  display: flex;
  flex-direction: column;
}

.column-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 36px rgba(0, 0, 0, 0.1);
}

.column-card a {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.column-card-img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.column-card-body {
  padding: 22px 26px 28px;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: 10px;
}

.column-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 4px;
  background: var(--color-main);
  color: var(--color-white);
  letter-spacing: 0.04em;
  width: fit-content;
}

.column-card-body h3 {
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
  line-height: 1.6;
  color: var(--color-text);
}

.column-date {
  font-family: var(--font-en);
  font-size: 12px;
  color: #999;
  letter-spacing: 0.06em;
}

.column-card-body p {
  font-size: 13px;
  color: #666;
  line-height: 1.85;
  margin-top: auto;
}

/* ============================================================
   12. 利用者の声
   ============================================================ */
.section-voices {
  padding: var(--section-padding);
  background: var(--color-white);
}

/* 実績バナー */
.achievement-banner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: var(--color-main);
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 72px;
}

.achievement-item {
  padding: 40px 32px;
  text-align: center;
  position: relative;
}

.achievement-item + .achievement-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: rgba(255, 255, 255, 0.2);
}

.achievement-num {
  font-family: var(--font-en);
  font-size: clamp(36px, 4vw, 52px);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.achievement-num span {
  font-size: 0.55em;
  font-weight: 500;
  opacity: 0.85;
}

.achievement-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.78);
  letter-spacing: 0.05em;
}

/* 声カード */
.voices-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.voice-card {
  background: var(--color-white);
  border-radius: var(--radius-card);
  padding: 30px 28px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
  border: 1px solid rgba(0, 0, 0, 0.04);
  transition: transform 0.3s, box-shadow 0.3s;
  position: relative;
}

.voice-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(45, 106, 79, 0.1);
}

.voice-card::before {
  content: "\201C";
  font-family: var(--font-serif);
  font-size: 72px;
  line-height: 1;
  color: var(--color-sub);
  opacity: 0.18;
  position: absolute;
  top: 12px;
  left: 22px;
  pointer-events: none;
}

.voice-card-img {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 18px;
  border: 3px solid var(--color-base);
}

.voice-text {
  font-size: 14px;
  color: #555;
  line-height: 1.9;
  margin-bottom: 20px;
  font-style: italic;
}

.voice-name {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 700;
  color: var(--color-text);
}

.voice-attr {
  font-size: 12px;
  color: #999;
  margin-top: 3px;
  letter-spacing: 0.03em;
}

/* ============================================================
   13. よくある質問
   ============================================================ */
.section-faq {
  padding: var(--section-padding);
  background: var(--color-base);
}

.faq-list {
  max-width: 700px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
  border: 1px solid rgba(0, 0, 0, 0.04);
}

.faq-item summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 24px;
  cursor: pointer;
  list-style: none;
  outline: none;
  transition: background 0.2s;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary:hover {
  background: rgba(45, 106, 79, 0.04);
}

.faq-q {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  background: var(--color-main);
  color: var(--color-white);
  font-family: var(--font-en);
  font-size: 14px;
  font-weight: 700;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.faq-question-text {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--color-text);
  flex: 1;
  line-height: 1.55;
}

.faq-chevron {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  position: relative;
}

.faq-chevron::before,
.faq-chevron::after {
  content: "";
  position: absolute;
  background: var(--color-main);
  border-radius: 2px;
}

.faq-chevron::before {
  width: 12px;
  height: 2px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.faq-chevron::after {
  width: 2px;
  height: 12px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: transform 0.3s, opacity 0.3s;
}

.faq-item[open] .faq-chevron::after {
  transform: translate(-50%, -50%) rotate(90deg);
  opacity: 0;
}

.faq-answer {
  padding: 0 24px 22px 68px;
}

.faq-answer p {
  font-size: 14px;
  color: #555;
  line-height: 1.9;
  border-top: 1px solid rgba(0, 0, 0, 0.05);
  padding-top: 16px;
}

/* ============================================================
   14. CTAセクション
   ============================================================ */
.section-cta {
  padding: 120px 0;
  background: linear-gradient(
    140deg,
    #1e5c42 0%,
    #2D6A4F 40%,
    #3a7d5f 70%,
    #52B788 100%
  );
  text-align: center;
  position: relative;
  overflow: hidden;
}

.section-cta::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  border: 60px solid rgba(255, 255, 255, 0.04);
  pointer-events: none;
}

.section-cta::after {
  content: "";
  position: absolute;
  bottom: -80px;
  left: -40px;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  border: 44px solid rgba(255, 255, 255, 0.04);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 2;
}

.cta-inner .label {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 5px 16px;
  border-radius: 3px;
  margin-bottom: 24px;
}

.cta-inner h2 {
  font-family: var(--font-serif);
  font-size: clamp(24px, 3.5vw, 40px);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.4;
  margin-bottom: 20px;
  letter-spacing: 0.04em;
}

.cta-inner p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.9;
  margin-bottom: 44px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
}

/* ============================================================
   15. フッター
   ============================================================ */
.footer {
  background: var(--color-footer);
  padding: 64px 0 36px;
}

.footer-top {
  display: flex;
  align-items: flex-start;
  gap: 48px;
  margin-bottom: 52px;
  flex-wrap: wrap;
}

.footer-brand {
  flex-shrink: 0;
  min-width: 180px;
}

.footer-logo {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.04em;
  margin-bottom: 14px;
}

.footer-logo span {
  color: var(--color-accent);
}

.footer-tagline {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.45);
  line-height: 1.7;
  max-width: 220px;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  margin-left: auto;
  align-items: flex-start;
  padding-top: 4px;
}

.footer-nav a {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 0.04em;
  transition: color 0.25s;
}

.footer-nav a:hover {
  color: var(--color-white);
}

.footer-sns {
  display: flex;
  gap: 20px;
  flex-shrink: 0;
  padding-top: 4px;
}

.footer-sns a {
  font-family: var(--font-en);
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 0.06em;
  transition: color 0.25s;
}

.footer-sns a:hover {
  color: var(--color-sub);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 28px;
  text-align: center;
}

.footer-bottom .copyright {
  font-family: var(--font-en);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.35);
  letter-spacing: 0.08em;
  margin-top: 12px;
}

/* ============================================================
   16. レスポンシブ（768px以下）
   ============================================================ */
@media (max-width: 768px) {

  .header-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(14px);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 28px 24px;
    gap: 18px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  }

  .header-nav.open {
    display: flex;
  }

  .header-btn {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero {
    min-height: 100svh;
  }

  .hero-content h1 {
    font-size: 28px;
  }

  .hero-content .hero-sub {
    font-size: 14px;
  }

  .jobs-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .reasons-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .columns-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .achievement-banner {
    grid-template-columns: 1fr;
  }

  .achievement-item + .achievement-item::before {
    display: none;
  }

  .voices-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    max-width: 340px;
    text-align: center;
  }

  .footer-top {
    flex-direction: column;
    gap: 28px;
  }

  .footer-nav {
    margin-left: 0;
  }

  :root {
    --section-padding: 72px 0;
  }

  .container {
    padding: 0 20px;
  }

  .section-head {
    margin-bottom: 44px;
  }

  .section-head h2 {
    font-size: 22px;
  }
}

/* ============================================================
   17. レスポンシブ（480px以下）
   ============================================================ */
@media (max-width: 480px) {

  :root {
    --section-padding: 56px 0;
  }

  .hero-content h1 {
    font-size: 24px;
  }

  .hero-content {
    padding: 120px 20px 80px;
  }

  .achievement-num {
    font-size: 36px;
  }

  .achievement-item {
    padding: 28px 20px;
  }

  .voice-card {
    padding: 24px 20px;
  }

  .faq-answer {
    padding: 0 16px 18px 16px;
  }

  .section-cta {
    padding: 80px 0;
  }

  .cta-inner h2 {
    font-size: 22px;
  }
}