@charset "UTF-8";

/* ========================================
   XenoX — company.css
   ======================================== */

:root {
  --ink:         #0b0f1a;
  --cyan:        #00c8e0;
  --gold:        #c49a3c;
  --gold-light:  #e8b84b;
  --white:       #ffffff;
  --off-white:   #f8f7f4;
  --text:        #1c1c1e;
  --text-mid:    #4a4a52;
  --text-light:  #8a8a96;
  --border:      #e2e0da;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.8;
  font-size: 15px;
}

.container {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ========== PAGE HEADER ========== */
.page-header {
  background: var(--ink);
  padding: 72px 0 0;
  position: relative;
  overflow: hidden;
}

.page-header::after {
  content: '';
  position: absolute;
  top: -80px; right: -60px;
  width: 500px; height: 500px;
  background: radial-gradient(ellipse, rgba(0,200,224,0.09) 0%, transparent 65%);
  pointer-events: none;
}

.page-header-inner {
  position: relative;
  z-index: 1;
}

.page-header-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--cyan);
  margin-bottom: 12px;
}

.page-header-title {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 700;
  color: var(--white);
  line-height: 1.3;
  margin-bottom: 40px;
}

/* ========== TABS ========== */
.tab-nav {
  display: flex;
  position: relative;
  z-index: 1;
}

.tab-btn {
  padding: 14px 36px;
  text-align: center;
  min-width: 130px;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: rgba(255,255,255,0.45);
  background: transparent;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.tab-btn:hover {
  color: rgba(255,255,255,0.75);
}

.tab-btn.is-active {
  color: var(--white);
  border-bottom-color: var(--cyan);
  background: rgba(0,200,224,0.06);
}

/* ========== SECTION ========== */
.company-section {
  padding: 64px 0 100px;
  background: var(--off-white);
}

.tab-panel {
  display: none;
}

.tab-panel.is-active {
  display: block;
  animation: tabFadeIn 0.25s ease;
}

@keyframes tabFadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ========== OVERVIEW ========== */
.company-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0,0,0,0.05);
}

.company-card::before {
  content: '';
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--gold));
}

.company-row {
  display: grid;
  grid-template-columns: 180px 1fr;
  border-bottom: 1px solid var(--border);
}

.company-row:last-child { border-bottom: none; }

.company-label {
  padding: 20px 28px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--text-light);
  background: #f5f4f0;
  border-right: 1px solid var(--border);
  display: flex;
  align-items: center;
}

.company-value {
  padding: 20px 28px;
  font-size: 14px;
  color: var(--text);
  line-height: 1.85;
  display: flex;
  align-items: center;
}

.company-row--name .company-value {
  font-family: 'Noto Serif JP', serif;
  font-size: 17px;
  font-weight: 700;
}

.company-row--business .company-label,
.company-row--business .company-value {
  align-items: flex-start;
}

.company-value ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.company-value ul li {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 14px;
  color: var(--text-mid);
}

.company-value ul li::before {
  content: '・';
  color: var(--cyan);
  font-weight: 700;
  flex-shrink: 0;
}

.company-value a {
  color: var(--text);
  text-decoration: none;
  transition: color 0.15s;
}

.company-value a:hover { color: var(--cyan); }

/* ========== GREETING ========== */
.greeting-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0,0,0,0.05);
}

.greeting-card::before {
  content: '';
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--cyan));
}

.greeting-inner {
  display: grid;
  grid-template-columns: 260px 1fr;
}

/* 写真カラム */
.greeting-photo-col {
  background: var(--off-white);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: 48px 28px 40px;
  gap: 20px;
}

.greeting-photo-placeholder {
  width: 148px;
  height: 148px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ink) 0%, #253460 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 52px;
  border: 3px solid rgba(196,154,60,0.35);
  flex-shrink: 0;
}

.greeting-photo {
  width: 148px;
  height: 148px;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid rgba(196,154,60,0.35);
  flex-shrink: 0;
}

.greeting-name-block { text-align: center; }

.greeting-position {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--gold);
  margin-bottom: 6px;
}

.greeting-name {
  font-family: 'Noto Serif JP', serif;
  font-size: 19px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.4;
}

.greeting-name-en {
  font-size: 11px;
  color: var(--text-light);
  letter-spacing: 0.12em;
  margin-top: 4px;
}

/* メッセージカラム */
.greeting-message-col {
  padding: 44px;
}

.greeting-message-title {
  font-family: 'Noto Serif JP', serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  line-height: 1.6;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.greeting-message-title em {
  font-style: normal;
  color: var(--gold);
}

.greeting-message-body {
  font-size: 14px;
  color: var(--text-mid);
  line-height: 2.1;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.greeting-signature {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 16px;
}

.greeting-signature-company {
  font-size: 12px;
  color: var(--text-light);
  letter-spacing: 0.04em;
  text-align: right;
  line-height: 1.7;
}

.greeting-signature-name {
  font-family: 'Noto Serif JP', serif;
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 680px) {
  .greeting-inner { grid-template-columns: 1fr; }
  .greeting-photo-col {
    border-right: none;
    border-bottom: 1px solid var(--border);
    flex-direction: row;
    padding: 28px 24px;
    gap: 20px;
    align-items: center;
  }
  .greeting-name-block { text-align: left; }
  .greeting-message-col { padding: 28px 24px; }
}

@media (max-width: 560px) {
  .tab-btn { padding: 14px 20px; font-size: 13px; min-width: 95px; }
  .company-row { grid-template-columns: 1fr; }
  .company-label {
    border-right: none;
    border-bottom: 1px solid var(--border);
    padding: 14px 20px 10px;
    font-size: 11px;
  }
  .company-value { padding: 14px 20px 18px; }
  .company-row--name .company-value { font-size: 15px; }
  .greeting-photo-col { flex-direction: column; align-items: center; }
  .greeting-name-block { text-align: center; }
}

@media (max-width: 480px) {
  .page-header { padding-top: 52px; }
  .company-section { padding: 52px 0 72px; }
}

/* ========== PHILOSOPHY ========== */
.philosophy-card {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* パーパス */
.philosophy-purpose {
  background: var(--ink);
  border-radius: 14px;
  padding: 52px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.philosophy-purpose::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(0,200,224,0.08) 0%, transparent 55%),
    radial-gradient(ellipse at 70% 50%, rgba(196,154,60,0.08) 0%, transparent 55%);
  pointer-events: none;
}

.philosophy-purpose::after {
  content: '';
  display: block;
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), var(--gold));
}

.philosophy-purpose-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--cyan);
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.philosophy-purpose-text {
  font-family: 'Noto Serif JP', serif;
  font-size: clamp(22px, 3.5vw, 32px);
  font-weight: 700;
  color: var(--white);
  line-height: 1.5;
  letter-spacing: 0.04em;
  position: relative;
  z-index: 1;
}

/* ミッション・ビジョン */
.philosophy-mv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.philosophy-mv-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px 36px;
  position: relative;
  overflow: hidden;
}

.philosophy-mv-item::before {
  content: '';
  display: block;
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}

.philosophy-mv-item:first-child::before { background: var(--cyan); }
.philosophy-mv-item:last-child::before  { background: var(--gold); }

.philosophy-mv-label {
  font-size: 10px;
  font-weight: 900;
  letter-spacing: 0.2em;
  margin-bottom: 6px;
}

.philosophy-mv-item:first-child .philosophy-mv-label { color: var(--cyan); }
.philosophy-mv-item:last-child  .philosophy-mv-label { color: var(--gold); }

.philosophy-mv-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-light);
  margin-bottom: 14px;
}

.philosophy-mv-text {
  font-family: 'Noto Serif JP', serif;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  line-height: 1.75;
}

/* バリュー */
.philosophy-values {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 36px;
  overflow: hidden;
  position: relative;
}

.philosophy-values::before {
  content: '';
  display: block;
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--cyan));
}

.philosophy-values-header {
  margin-bottom: 28px;
}

.philosophy-values-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.philosophy-value-card {
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px 24px 22px;
  transition: box-shadow 0.2s;
}

.philosophy-value-card:hover {
  box-shadow: 0 4px 16px rgba(0,0,0,0.07);
}

.philosophy-value-name {
  font-family: 'Noto Serif JP', serif;
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 4px;
}

.philosophy-value-sub {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--gold);
  margin-bottom: 10px;
}

.philosophy-value-desc {
  font-size: 13px;
  color: var(--text-mid);
  line-height: 1.8;
}

/* philosophy responsive */
@media (max-width: 600px) {
  .philosophy-purpose { padding: 40px 28px; }
  .philosophy-mv-grid { grid-template-columns: 1fr; }
  .philosophy-values-grid { grid-template-columns: 1fr; }
  .philosophy-mv-item { padding: 24px; }
  .philosophy-values { padding: 24px; }
}