/* =========================
   ZELOS FRONT PAGE — Layout & Animations
   zelos-front.css
   ─ Custom header/nav, hero, storytelling sections,
     approach pillars, flow, footer, reveal animations
========================= */

/* ── SWELL body padding reset (use our own header) ── */
body.zls-page-front {
  padding-top: 0 !important;
}

/* ──────────────────────────────────────────────────────
   CUSTOM SITE HEADER
   フローティング固定ヘッダー（透明→スクロールで不透明）
────────────────────────────────────────────────────── */
.zls-site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  height: 68px;
  transition:
    background-color 0.35s var(--zls-ease),
    box-shadow        0.35s var(--zls-ease);
}

/* WP管理バー表示時（ログイン中）はその分だけ下にずらす */
.admin-bar .zls-site-header {
  top: 32px;
}
@media screen and (max-width: 782px) {
  .admin-bar .zls-site-header {
    top: 46px;
  }
}

.zls-site-header__inner {
  max-width: min(1280px, 96vw);
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: clamp(1.2rem, 2.5vw, 2.4rem);
  padding: 0 clamp(16px, 3vw, 32px);
}

/* スクロール後 */
.zls-site-header--scrolled {
  background: rgba(237, 234, 229, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 24px rgba(0, 0, 0, 0.09);
}

/* ロゴ */
.zls-site-header__logo {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
  text-decoration: none;
  flex-shrink: 0;
}

.zls-logo-sub {
  font-size: 0.55rem;
  letter-spacing: 0.22em;
  color: var(--zls-gold);
  font-weight: 500;
  white-space: nowrap;
}

.zls-logo-main {
  font-size: 1.55rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  color: var(--zls-text);
  line-height: 1;
}

/* PC ナビゲーション */
.zls-site-header__nav {
  display: flex;
  gap: clamp(1.2rem, 2.2vw, 2rem);
  align-items: center;
  margin-left: auto;
}

.zls-site-header__nav a {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--zls-text);
  text-decoration: none;
  transition: color 0.2s;
}

.zls-site-header__nav a:hover {
  color: var(--zls-gold);
}

/* ヘッダー内CTAボタン */
.zls-site-header .zls-header-cta {
  font-size: 0.72rem;
  flex-shrink: 0;
}

/* ハンバーガーボタン (SP) */
.zls-hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 18px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  margin-left: auto;
}

.zls-hamburger span {
  display: block;
  height: 2px;
  background: #111010;
  border-radius: 2px;
  transition: transform 0.3s var(--zls-ease), opacity 0.3s;
}

.zls-hamburger.is-open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.zls-hamburger.is-open span:nth-child(2) { opacity: 0; }
.zls-hamburger.is-open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ドロワーナビ (SP) */
.zls-drawer {
  position: fixed;
  inset: 0;
  z-index: 300;
  background: var(--zls-bg);
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0,0,0,.01) 3px, rgba(0,0,0,.01) 4px),
    repeating-linear-gradient(90deg, transparent, transparent 3px, rgba(0,0,0,.007) 3px, rgba(0,0,0,.007) 4px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transform: translateX(100%);
  transition: transform 0.42s var(--zls-ease);
}

.zls-drawer.is-open {
  transform: translateX(0);
}

.zls-drawer__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--zls-text);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background 0.2s;
}

.zls-drawer__close:hover {
  background: var(--zls-surface-3);
}

.zls-drawer__nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.zls-drawer__link {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  color: var(--zls-text);
  text-decoration: none;
  padding: 0.75rem 3rem;
  transition: color 0.2s;
}

.zls-drawer__link:hover {
  color: var(--zls-gold);
}

.zls-drawer__btns {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  width: min(300px, 82vw);
  margin-top: 2rem;
}

.zls-drawer__btns .zls-btn {
  width: 100%;
  justify-content: center;
}

/* レスポンシブ: タブレット以下でハンバーガー表示 */
@media (max-width: 900px) {
  .zls-site-header__nav      { display: none; }
  .zls-site-header .zls-header-cta { display: none; }
  .zls-hamburger             { display: flex; }
}

/* ──────────────────────────────────────────────────────
   HERO SECTION
   全画面ヒーロー・モルタルテクスチャ
────────────────────────────────────────────────────── */
.zls-hero {
  position: relative;
  min-height: 100svh;
  min-height: 100vh; /* fallback */
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-color: var(--zls-bg);
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0,0,0,.012) 3px, rgba(0,0,0,.012) 4px),
    repeating-linear-gradient(90deg, transparent, transparent 3px, rgba(0,0,0,.008) 3px, rgba(0,0,0,.008) 4px);
  overflow: hidden;
  padding: 100px clamp(20px, 5vw, 60px) 80px;
}

/* 背景デコ: 大きなZのシルエット */
.zls-hero::before {
  content: 'Z';
  position: absolute;
  right: -3vw;
  bottom: -8vh;
  font-size: clamp(260px, 36vw, 520px);
  font-weight: 900;
  letter-spacing: -0.08em;
  font-style: italic;
  color: rgba(179, 138, 42, 0.05);
  line-height: 1;
  user-select: none;
  pointer-events: none;
}

.zls-hero__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: min(900px, 92vw);
  margin: 0 auto;
}

/* ロケーションラベル */
.zls-hero__label {
  font-size: clamp(10px, 1.1vw, 12px);
  font-weight: 600;
  letter-spacing: 0.42em;
  color: var(--zls-gold);
  margin-bottom: clamp(16px, 2.5vw, 26px);
}

/* タイトル */
.zls-hero__ttl {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(6px, 1vw, 10px);
  margin-bottom: clamp(22px, 3.5vw, 36px);
}

.zls-hero__ttl-badge {
  display: inline-block;
  font-size: clamp(13px, 1.5vw, 15px);
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--zls-text);
}

.zls-hero__ttl-name {
  display: block;
  font-size: clamp(76px, 14vw, 160px);
  font-weight: 900;
  letter-spacing: 0.1em;
  line-height: 1;
  font-style: normal;
  /* グラデーションテキスト */
  background: linear-gradient(
    135deg,
    var(--zls-text)       0%,
    var(--zls-gold-dark)  55%,
    var(--zls-gold)       100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* コピーテキスト */
.zls-hero__copy {
  font-size: clamp(14px, 1.8vw, 18px);
  color: var(--zls-text);
  line-height: 1.95;
  letter-spacing: 0.06em;
  margin-bottom: clamp(28px, 4vw, 48px);
}

/* CTA グループ */
.zls-hero__cta-wrap {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* スクロールインジケーター */
.zls-hero__scroll {
  position: absolute;
  bottom: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
}

.zls-hero__scroll span {
  font-size: 0.58rem;
  letter-spacing: 0.32em;
  color: var(--zls-text-muted);
  font-weight: 500;
}

.zls-hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--zls-gold), transparent);
  animation: zlsScrollPulse 2.2s ease-in-out infinite;
}

@keyframes zlsScrollPulse {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 1; }
  50%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  51%  { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0.4; }
}

/* ── ヒーロー エントランスアニメーション ── */
@keyframes zlsHeroIn {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}

.zls-hero__label    { animation: zlsHeroIn 0.85s var(--zls-ease) 0.2s  both; }
.zls-hero__ttl-badge { animation: zlsHeroIn 0.85s var(--zls-ease) 0.4s  both; }
.zls-hero__ttl-name  { animation: zlsHeroIn 0.95s var(--zls-ease) 0.58s both; }
.zls-hero__copy      { animation: zlsHeroIn 0.85s var(--zls-ease) 0.82s both; }
.zls-hero__cta-wrap  { animation: zlsHeroIn 0.85s var(--zls-ease) 1.0s  both; }
.zls-hero__scroll    { animation: zlsHeroIn 0.85s var(--zls-ease) 1.3s  both; }

@media (prefers-reduced-motion: reduce) {
  .zls-hero__label,
  .zls-hero__ttl-badge,
  .zls-hero__ttl-name,
  .zls-hero__copy,
  .zls-hero__cta-wrap,
  .zls-hero__scroll { animation: none; }
}

/* ──────────────────────────────────────────────────────
   STATEMENT SECTION
   暗色マニフェスト（コントラストゾーン）
────────────────────────────────────────────────────── */
.zls-statement {
  padding: clamp(60px, 10vw, 120px) clamp(20px, 5vw, 60px);
  background-color: var(--zls-text);
  text-align: center;
}

.zls-statement__inner {
  max-width: 740px;
  margin: 0 auto;
}

.zls-statement__divider {
  width: 1px;
  height: 56px;
  background: linear-gradient(to bottom, var(--zls-gold), transparent);
  margin: 0 auto clamp(32px, 5vw, 52px);
}

.zls-statement__quote {
  font-size: clamp(22px, 4.2vw, 44px);
  font-weight: 300;
  letter-spacing: 0.04em;
  line-height: 1.7;
  color: var(--zls-surface-1);
  margin: 0 0 clamp(24px, 4vw, 44px);
}

.zls-statement__quote strong {
  font-weight: 800;
  font-style: normal;
  color: var(--zls-gold);
}

.zls-statement__body {
  font-size: clamp(14px, 1.6vw, 17px);
  line-height: 2.1;
  color: rgba(245, 243, 239, 0.82);
  letter-spacing: 0.04em;
  margin: 0;
}

.zls-statement__body strong {
  color: rgba(245, 243, 239, 1);
  font-weight: 700;
}

/* ──────────────────────────────────────────────────────
   GENERIC SECTION WRAPPER
────────────────────────────────────────────────────── */
.zls-section {
  padding: clamp(64px, 10vw, 120px) 0;
}

.zls-section__inner {
  max-width: min(1100px, 92vw);
  margin: 0 auto;
}

/* セクションヘッダー */
.zls-section__hd {
  text-align: center;
  margin-bottom: clamp(36px, 6vw, 68px);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(10px, 1.4vw, 16px);
}

.zls-section__hd::after {
  content: '';
  display: block;
  width: 48px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--zls-gold), transparent);
  margin-top: clamp(10px, 1.5vw, 18px);
}

/* ──────────────────────────────────────────────────────
   CONCEPT / STORY SECTION
   なぜ脳疲労専門なのか
────────────────────────────────────────────────────── */
.zls-concept-grid {
  display: grid;
  /* 左テキスト: 広め / 右画像: 縦長なので少し狭め */
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(32px, 6vw, 80px);
  align-items: start;
}

.zls-concept-text__lead {
  font-size: clamp(18px, 2.2vw, 26px);
  font-weight: 700;
  color: var(--zls-text);
  line-height: 1.7;
  margin-bottom: clamp(16px, 2.5vw, 28px);
  letter-spacing: 0.03em;
}

.zls-concept-text__body {
  font-size: clamp(14px, 1.5vw, 16px);
  color: var(--zls-text);
  line-height: 2.05;
  letter-spacing: 0.04em;
}

.zls-concept-text__body p {
  margin-bottom: 1.2em;
}

.zls-concept-text__body strong {
  color: var(--zls-gold);
  font-weight: 700;
}

/* 統計カードグリッド */
.zls-concept-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(14px, 2vw, 22px);
}

.zls-concept-stat {
  background: var(--zls-surface-1);
  border: 1px solid var(--zls-border-gold);
  border-radius: 12px;
  padding: clamp(18px, 2.5vw, 30px) clamp(14px, 2vw, 22px);
  text-align: center;
}

.zls-concept-stat__num {
  font-size: clamp(34px, 5vw, 52px);
  font-weight: 900;
  color: var(--zls-gold);
  line-height: 1;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.zls-concept-stat__unit {
  font-size: 0.55em;
  vertical-align: baseline;
  font-weight: 700;
}

.zls-concept-stat__label {
  font-size: clamp(11px, 1.2vw, 13px);
  color: var(--zls-text-sub);
  line-height: 1.65;
}

@media (max-width: 768px) {
  .zls-concept-grid   { grid-template-columns: 1fr; }
  .zls-concept-stats  { grid-template-columns: repeat(2, 1fr); }
}

/* ──────────────────────────────────────────────────────
   PROBLEM CHECK SECTION
   あなたの不調チェックリスト
────────────────────────────────────────────────────── */
.zls-problem {
  background: var(--zls-surface-1);
}

.zls-problem-checklist {
  max-width: 640px;
  margin: 0 auto;
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.zls-problem-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.2rem;
  border-bottom: 1px solid var(--zls-border);
  font-size: clamp(14px, 1.5vw, 16px);
  color: var(--zls-text);
  letter-spacing: 0.02em;
  transition: background 0.2s;
}

.zls-problem-item:first-child {
  border-top: 1px solid var(--zls-border);
}

.zls-problem-item::before {
  content: '';
  display: block;
  width: 22px;
  height: 22px;
  min-width: 22px;
  border-radius: 4px;
  background-color: var(--zls-gold);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: 13px 13px;
  background-repeat: no-repeat;
  background-position: center;
  flex-shrink: 0;
}

.zls-problem-note {
  text-align: center;
  margin-top: clamp(28px, 4vw, 44px);
  font-size: clamp(14px, 1.5vw, 16px);
  color: var(--zls-text-sub);
  line-height: 1.8;
}

.zls-problem-note strong {
  color: var(--zls-gold);
  font-weight: 700;
}

/* ──────────────────────────────────────────────────────
   APPROACH SECTION
   3つのアプローチ
────────────────────────────────────────────────────── */
.zls-approach-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2.5vw, 32px);
}

.zls-approach-item {
  background: var(--zls-surface-1);
  border: 1px solid var(--zls-border);
  border-top: 3px solid var(--zls-gold);
  border-radius: 0 0 12px 12px;
  padding: clamp(28px, 3.5vw, 44px) clamp(20px, 2.5vw, 32px);
  text-align: center;
  transition: box-shadow var(--zls-dur) var(--zls-ease), transform var(--zls-dur) var(--zls-ease);
}

@media (hover: hover) {
  .zls-approach-item:hover {
    box-shadow: var(--zls-glow), var(--zls-shadow-lg);
    transform: translateY(-4px);
  }
}

.zls-approach-num {
  font-size: 0.65rem;
  letter-spacing: 0.32em;
  color: var(--zls-gold);
  font-weight: 700;
  margin-bottom: 1.2rem;
}

.zls-approach-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.zls-approach-icon svg {
  width: 52px;
  height: 52px;
  fill: none;
  stroke: var(--zls-gold);
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.zls-approach-ttl {
  font-size: clamp(16px, 1.8vw, 20px);
  font-weight: 800;
  color: var(--zls-text);
  margin: 0 0 0.4rem;
  letter-spacing: 0.04em;
}

.zls-approach-en {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.22em;
  color: var(--zls-gold);
  font-weight: 600;
  margin-bottom: 1.2rem;
}

.zls-approach-desc {
  font-size: clamp(13px, 1.4vw, 15px);
  color: var(--zls-text-sub);
  line-height: 1.9;
}

@media (max-width: 768px) {
  .zls-approach-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin: 0 auto;
  }
}

/* ──────────────────────────────────────────────────────
   FLOW SECTION (inline HTML version)
   ご来店の流れ
────────────────────────────────────────────────────── */
.zls-inline-flow {
  max-width: 960px;
  margin: 0 auto;
}

.zls-inline-flow__steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  position: relative;
  align-items: start;
}

/* 繋ぎライン */
.zls-inline-flow__steps::before {
  content: '';
  position: absolute;
  top: clamp(26px, 3.5vw, 32px);
  left: calc(100% / 10);
  right: calc(100% / 10);
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--zls-border-gold) 15%,
    var(--zls-gold) 50%,
    var(--zls-border-gold) 85%,
    transparent
  );
}

.zls-inline-flow__step {
  text-align: center;
  padding: 0 6px;
  position: relative;
}

.zls-inline-flow__num {
  width: clamp(52px, 5.5vw, 64px);
  height: clamp(52px, 5.5vw, 64px);
  border-radius: 50%;
  background: linear-gradient(135deg, var(--zls-gold-light), var(--zls-gold-dark));
  color: #fff;
  font-weight: 800;
  font-size: clamp(14px, 1.6vw, 18px);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto clamp(14px, 2vw, 20px);
  box-shadow: 0 4px 14px rgba(179, 138, 42, 0.28);
  position: relative;
  z-index: 1;
}

.zls-inline-flow__body {
  /* flex child on SP */
}

.zls-inline-flow__ttl {
  font-size: clamp(13px, 1.4vw, 15px);
  font-weight: 700;
  color: var(--zls-text);
  margin-bottom: 0.4rem;
  letter-spacing: 0.02em;
}

.zls-inline-flow__desc {
  font-size: clamp(11px, 1.15vw, 12px);
  color: var(--zls-text-muted);
  line-height: 1.65;
}

@media (max-width: 768px) {
  .zls-inline-flow__steps {
    grid-template-columns: 1fr;
  }
  .zls-inline-flow__steps::before {
    display: none;
  }
  .zls-inline-flow__step {
    display: flex;
    align-items: flex-start;
    text-align: left;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--zls-border);
  }
  .zls-inline-flow__step:last-child {
    border-bottom: none;
  }
  .zls-inline-flow__num {
    flex-shrink: 0;
    margin: 0;
  }
  .zls-inline-flow__body {
    flex: 1;
    padding-top: 0.6rem;
  }
}

/* ──────────────────────────────────────────────────────
   REVEAL ANIMATIONS
   [data-reveal] / IntersectionObserver で is-visible 付与
────────────────────────────────────────────────────── */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.68s var(--zls-ease),
    transform 0.68s var(--zls-ease);
}

[data-reveal="fade"] {
  transform: none;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}

[data-reveal][data-delay="1"] { transition-delay: 0.1s; }
[data-reveal][data-delay="2"] { transition-delay: 0.2s; }
[data-reveal][data-delay="3"] { transition-delay: 0.32s; }
[data-reveal][data-delay="4"] { transition-delay: 0.44s; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ──────────────────────────────────────────────────────
   FOOTER (minimal, branded)
────────────────────────────────────────────────────── */
.zls-foot {
  background: var(--zls-bg-deep);
  border-top: 1px solid var(--zls-border-gold);
  padding: clamp(32px, 5vw, 52px) clamp(20px, 5vw, 60px);
  text-align: center;
}

.zls-foot__inner {
  max-width: min(900px, 92vw);
  margin: 0 auto;
}

.zls-foot__logo {
  font-size: 1.4rem;
  font-weight: 900;
  letter-spacing: 0.22em;
  color: var(--zls-text);
  margin-bottom: 0.4rem;
}

.zls-foot__address {
  font-size: 0.77rem;
  color: var(--zls-text-muted);
  letter-spacing: 0.06em;
  line-height: 1.85;
  margin-bottom: 1.2rem;
}

.zls-foot__links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.2rem;
  flex-wrap: wrap;
}

.zls-foot__links a {
  font-size: 0.73rem;
  color: var(--zls-text-muted);
  text-decoration: none;
  letter-spacing: 0.08em;
  transition: color 0.2s;
}

.zls-foot__links a:hover {
  color: var(--zls-gold);
}

.zls-foot__copy {
  font-size: 0.68rem;
  color: var(--zls-text-muted);
  letter-spacing: 0.06em;
  margin: 0;
}

/* ══════════════════════════════════════════════════════
   SNS アイコン
   ヘッダー（PC）/ ドロワー（SP）/ フッター 共通
══════════════════════════════════════════════════════ */
.zls-sns {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

.zls-sns__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--zls-border);
  color: var(--zls-text-muted);
  font-size: 13px;
  text-decoration: none !important;
  transition:
    color       var(--zls-dur) var(--zls-ease),
    border-color var(--zls-dur) var(--zls-ease),
    background  var(--zls-dur) var(--zls-ease);
}

.zls-sns__link:hover {
  color: var(--zls-gold) !important;
  border-color: var(--zls-gold);
  text-decoration: none !important;
}

/* ── ヘッダー PC：900px以下で非表示 ── */
.zls-sns--header {
  margin-left: 0.2rem;
  margin-right: 0.2rem;
}

@media (max-width: 900px) {
  .zls-sns--header { display: none; }
}

/* ── SPドロワー ── */
.zls-sns--drawer {
  justify-content: center;
  gap: 0.9rem;
  padding-top: 1.4rem;
  border-top: 1px solid rgba(17, 16, 16, 0.1);
  margin-top: 0.5rem;
  width: min(300px, 82vw);
}

.zls-sns--drawer .zls-sns__link {
  width: 44px;
  height: 44px;
  font-size: 18px;
}

/* ── フッター ── */
.zls-sns--foot {
  justify-content: center;
  gap: 0.8rem;
  margin: 0.8rem 0 1.2rem;
}

.zls-sns--foot .zls-sns__link {
  width: 38px;
  height: 38px;
  font-size: 16px;
  border-color: var(--zls-border-gold);
  color: var(--zls-text-muted);
}

/* ──────────────────────────────────────────────────────
   PHOTO STRIP
   施術・店内写真4枚（FV直下）
────────────────────────────────────────────────────── */
.zls-photo-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  height: clamp(180px, 28vw, 360px);
  gap: 3px;
}

.zls-photo-strip__item {
  position: relative;
  overflow: hidden;
  background-color: var(--zls-surface-3);
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0,0,0,.01) 3px, rgba(0,0,0,.01) 4px),
    repeating-linear-gradient(90deg, transparent, transparent 3px, rgba(0,0,0,.007) 3px, rgba(0,0,0,.007) 4px);
}

.zls-photo-strip__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.55s var(--zls-ease);
}

@media (hover: hover) {
  .zls-photo-strip__item:hover img {
    transform: scale(1.05);
  }
}

/* プレースホルダー表示 */
.zls-photo-strip__item--ph {
  display: flex;
  align-items: center;
  justify-content: center;
}

.zls-photo-strip__ph {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  color: var(--zls-text-muted);
  padding: 1rem;
  text-align: center;
}

.zls-photo-strip__ph span {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
}

.zls-photo-strip__ph small {
  font-size: 0.6rem;
  opacity: 0.6;
  letter-spacing: 0.05em;
}

@media (max-width: 600px) {
  .zls-photo-strip {
    grid-template-columns: repeat(2, 1fr);
    height: auto;
  }
  .zls-photo-strip__item {
    height: clamp(130px, 40vw, 200px);
  }
}

/* ──────────────────────────────────────────────────────
   CONCEPT: NAME ORIGIN CARD
   ZELOS名の由来（暗色カード）
────────────────────────────────────────────────────── */
.zls-concept-name-card {
  background: var(--zls-text);
  border-radius: 12px;
  padding: clamp(28px, 3.5vw, 48px) clamp(24px, 3vw, 40px);
}

.zls-concept-name-card__en {
  font-size: clamp(52px, 8vw, 84px);
  font-weight: 900;
  letter-spacing: 0.12em;
  line-height: 1;
  margin: 0 0 0.25rem;
  /* グラデーションテキスト */
  background: linear-gradient(135deg, var(--zls-gold-light), var(--zls-gold-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.zls-concept-name-card__etym {
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  color: rgba(245, 243, 239, 0.4);
  margin-bottom: clamp(16px, 2.5vw, 28px);
  line-height: 1.6;
}

.zls-concept-name-card__body {
  font-size: clamp(13px, 1.4vw, 15px);
  color: rgba(245, 243, 239, 0.68);
  line-height: 2.05;
}

.zls-concept-name-card__body p {
  margin-bottom: 1em;
}

.zls-concept-name-card__body p:last-child {
  margin-bottom: 0;
}

.zls-concept-name-card__body strong {
  color: var(--zls-gold);
  font-weight: 700;
}

/* ──────────────────────────────────────────────────────
   OWNER MESSAGE SECTION
   オーナーコメント
────────────────────────────────────────────────────── */
.zls-owner {
  background: var(--zls-bg-mid);
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0,0,0,.01) 3px, rgba(0,0,0,.01) 4px),
    repeating-linear-gradient(90deg, transparent, transparent 3px, rgba(0,0,0,.007) 3px, rgba(0,0,0,.007) 4px);
  padding: clamp(64px, 10vw, 120px) clamp(20px, 5vw, 60px);
}

.zls-owner__inner {
  max-width: min(760px, 92vw);
  margin: 0 auto;
  text-align: center;
}

.zls-owner__en {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.42em;
  color: var(--zls-gold);
  font-weight: 600;
  margin-bottom: clamp(20px, 3vw, 32px);
}

.zls-owner__quote {
  font-size: clamp(18px, 2.8vw, 32px);
  font-weight: 700;
  color: var(--zls-text);
  line-height: 1.7;
  letter-spacing: 0.04em;
  margin: 0 0 clamp(28px, 4.5vw, 52px);
  border: none;
  padding: 0;
  position: relative;
}

.zls-owner__quote em {
  font-style: normal;
  color: var(--zls-gold);
}

.zls-owner__quote::before {
  content: '';
  display: block;
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--zls-gold), transparent);
  margin: 0 auto clamp(20px, 3vw, 32px);
}

.zls-owner__body {
  font-size: clamp(14px, 1.5vw, 16px);
  color: var(--zls-text-sub);
  line-height: 2.1;
  text-align: left;
  max-width: 640px;
  margin: 0 auto clamp(24px, 4vw, 44px);
}

.zls-owner__body p {
  margin-bottom: 1.2em;
}

.zls-owner__body p:last-child {
  margin-bottom: 0;
}

.zls-owner__sig {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 0.3rem;
}

.zls-owner__sig::before {
  content: '';
  display: block;
  width: 40px;
  height: 1px;
  background: var(--zls-border-gold);
  margin-bottom: 0.8rem;
}

.zls-owner__sig-role {
  font-size: 0.72rem;
  color: var(--zls-gold);
  letter-spacing: 0.1em;
}

.zls-owner__sig-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--zls-text);
  letter-spacing: 0.08em;
}

/* ──────────────────────────────────────────────────────
   COLUMN SECTION（フロントページ内）
   最新コラム 3枚グリッド
────────────────────────────────────────────────────── */
.zls-columns-section {
  background: var(--zls-surface-1);
}

.zls-post-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(16px, 2.2vw, 28px);
  margin-bottom: clamp(28px, 4.5vw, 52px);
}

.zls-post-card {
  background: var(--zls-bg);
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--zls-border);
  box-shadow: var(--zls-shadow);
  transition:
    transform var(--zls-dur) var(--zls-ease),
    box-shadow var(--zls-dur) var(--zls-ease);
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
}

@media (hover: hover) {
  .zls-post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--zls-glow), var(--zls-shadow-lg);
  }
}

.zls-post-card__thumb {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--zls-surface-3);
}

.zls-post-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.45s var(--zls-ease);
}

@media (hover: hover) {
  .zls-post-card:hover .zls-post-card__thumb img {
    transform: scale(1.05);
  }
}

.zls-post-card__thumb-ph {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--zls-surface-3);
}

.zls-post-card__body {
  padding: 1.2rem 1.4rem 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.zls-post-card__cat {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--zls-gold);
}

.zls-post-card__title {
  font-size: clamp(13px, 1.4vw, 15px);
  font-weight: 700;
  color: var(--zls-text);
  line-height: 1.6;
  flex: 1;
}

.zls-post-card__date {
  font-size: 0.68rem;
  color: var(--zls-text-muted);
  letter-spacing: 0.06em;
}

.zls-columns-more {
  text-align: center;
}

/* アーカイブページ用（4列） */
.zls-post-grid--archive {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 900px) {
  .zls-post-grid,
  .zls-post-grid--archive { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .zls-post-grid,
  .zls-post-grid--archive { grid-template-columns: 1fr; }
}

/* ──────────────────────────────────────────────────────
   COLUMN LIST PAGE (home.php)
   コラム一覧ページ専用レイアウト
────────────────────────────────────────────────────── */

/* コラムページの body padding（固定ヘッダー分） */
body.zls-page-column {
  padding-top: 0 !important;
  padding-bottom: var(--zls-fixed-cta-h);
}

/* コラムヒーロー */
.zls-col-hero {
  min-height: clamp(200px, 28vw, 320px);
  background-color: var(--zls-bg);
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0,0,0,.012) 3px, rgba(0,0,0,.012) 4px),
    repeating-linear-gradient(90deg, transparent, transparent 3px, rgba(0,0,0,.008) 3px, rgba(0,0,0,.008) 4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: calc(68px + clamp(32px, 5vw, 56px)) clamp(20px, 5vw, 60px) clamp(32px, 5vw, 56px);
  text-align: center;
}

.zls-col-hero__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(8px, 1.2vw, 14px);
}

.zls-col-hero__en {
  font-size: 0.65rem;
  letter-spacing: 0.42em;
  color: var(--zls-gold);
  font-weight: 600;
}

.zls-col-hero__jp {
  font-size: clamp(28px, 5vw, 48px);
  font-weight: 900;
  color: var(--zls-text);
  letter-spacing: 0.08em;
  line-height: 1;
  margin: 0;
}

.zls-col-hero__desc {
  font-size: clamp(13px, 1.4vw, 15px);
  color: var(--zls-text-sub);
  line-height: 1.8;
  letter-spacing: 0.04em;
  margin: 0;
}

/* コラムメインエリア */
.zls-col-main {
  background: var(--zls-bg);
  min-height: 50vh;
}

.zls-col-main__inner {
  max-width: min(1100px, 92vw);
  margin: 0 auto;
  padding: clamp(48px, 7vw, 88px) 0 clamp(64px, 10vw, 120px);
}

/* ページネーション */
.zls-pagination {
  margin-top: clamp(36px, 5vw, 60px);
  text-align: center;
}

.zls-pagination .nav-links {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.zls-pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.55em 1.1em;
  border-radius: 999px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--zls-text-sub);
  border: 1px solid var(--zls-border);
  text-decoration: none;
  transition: all 0.2s;
  background: var(--zls-surface-1);
}

.zls-pagination .page-numbers.current,
.zls-pagination .page-numbers:hover {
  background: linear-gradient(135deg, var(--zls-gold-light), var(--zls-gold-dark));
  color: #fff;
  border-color: var(--zls-gold);
}

.zls-pagination .page-numbers svg {
  flex-shrink: 0;
}

/* コラム空表示 */
.zls-col-empty {
  text-align: center;
  padding: clamp(48px, 8vw, 96px) 20px;
  color: var(--zls-text-sub);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  font-size: 1rem;
}

/* ──────────────────────────────────────────────────────
   LOGO IMAGE
   ヘッダーロゴ画像（テキストフォールバックと併用）
────────────────────────────────────────────────────── */
.zls-logo-img {
  display: block;
  height: clamp(32px, 4vw, 44px);
  width: auto;
  max-width: 180px;
  object-fit: contain;
  /* モルタル背景のヘッダー上でも視認しやすいように */
  filter: drop-shadow(0 1px 4px rgba(0,0,0,0.12));
}


/* ──────────────────────────────────────────────────────
   CONCEPT PHOTO
   「なぜ脳疲労専門なのか」セクション右画像
────────────────────────────────────────────────────── */
.zls-concept-photo {
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 1 / 1;
  position: relative;
  max-width: 260px;
  width: 100%;
  margin: 0 auto;
}

.zls-concept-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.7s var(--zls-ease);
}

@media (hover: hover) {
  .zls-concept-photo:hover img {
    transform: scale(1.04);
  }
}

.zls-concept-photo--ph {
  background: var(--zls-surface-3);
  display: flex;
  align-items: center;
  justify-content: center;
}

.zls-concept-photo__ph {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
  color: var(--zls-text-muted);
  font-size: 0.72rem;
  text-align: center;
  padding: 2rem;
  line-height: 1.7;
}

.zls-concept-photo__ph small {
  font-size: 0.62rem;
  opacity: 0.6;
}

/* ──────────────────────────────────────────────────────
   PHOTO MARQUEE（FV下 自動横スクロール）
   CSS animation でシームレスループ
────────────────────────────────────────────────────── */
.zls-marquee {
  overflow: hidden;
  position: relative;
  /* 左右にフェードを付けてシネマティックに */
  -webkit-mask-image: linear-gradient(
    to right,
    transparent 0%,
    black 7%,
    black 93%,
    transparent 100%
  );
  mask-image: linear-gradient(
    to right,
    transparent 0%,
    black 7%,
    black 93%,
    transparent 100%
  );
}

.zls-marquee__track {
  display: flex;
  width: max-content;
  gap: 3px;
  will-change: transform;
}

.zls-marquee__item {
  width: clamp(240px, 28vw, 420px);
  height: clamp(200px, 26vw, 380px);
  flex-shrink: 0;
  overflow: hidden;
  position: relative;
}

.zls-marquee__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.zls-marquee__ph {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  background: var(--zls-surface-3);
  color: var(--zls-text-muted);
  font-size: 0.68rem;
  text-align: center;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 3px, rgba(0,0,0,.01) 3px, rgba(0,0,0,.01) 4px),
    repeating-linear-gradient(90deg, transparent, transparent 3px, rgba(0,0,0,.007) 3px, rgba(0,0,0,.007) 4px);
}

@keyframes zls-marquee-slide {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ──────────────────────────────────────────────────────
   GALLERY MARQUEE（ギャラリー 自動横スクロール）
   フォトマーキーより少しゆっくり・角丸あり
────────────────────────────────────────────────────── */
.zls-gallery-marquee {
  overflow: hidden;
  position: relative;
  padding: 8px 0 12px;
  -webkit-mask-image: linear-gradient(
    to right,
    transparent 0%,
    black 6%,
    black 94%,
    transparent 100%
  );
  mask-image: linear-gradient(
    to right,
    transparent 0%,
    black 6%,
    black 94%,
    transparent 100%
  );
}

.zls-gallery-marquee__track {
  display: flex;
  width: max-content;
  gap: 14px;
  animation: zls-gallery-slide 32s linear infinite;
  will-change: transform;
}

.zls-gallery-marquee:hover .zls-gallery-marquee__track {
  animation-play-state: paused;
}

.zls-gallery-marquee__item {
  width: clamp(200px, 24vw, 320px);
  aspect-ratio: 4 / 3;
  flex-shrink: 0;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--zls-shadow);
}

.zls-gallery-marquee__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.55s var(--zls-ease);
}

@media (hover: hover) {
  .zls-gallery-marquee:hover .zls-gallery-marquee__item img {
    transform: scale(1.04);
  }
}

@keyframes zls-gallery-slide {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.zls-gallery-empty {
  text-align: center;
  color: var(--zls-text-muted);
  padding: 3rem 1rem;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
}

/* アクセシビリティ配慮：動きを減らす設定 */
@media (prefers-reduced-motion: reduce) {
  .zls-marquee__track,
  .zls-gallery-marquee__track {
    animation: none;
  }
}

/* ──────────────────────────────────────────────────────
   HERO — BACKGROUND PHOTO VARIANT
   背景写真あり時のヒーローオーバーレイ
────────────────────────────────────────────────────── */
.zls-hero--has-photo {
  background-size: cover;
  background-position: center 30%;
  background-repeat: no-repeat;
  position: relative;
}

/* 暗グラデーションオーバーレイ */
.zls-hero--has-photo::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    160deg,
    rgba(10, 8, 5, 0.35) 0%,
    rgba(10, 8, 5, 0.62) 45%,
    rgba(10, 8, 5, 0.78) 100%
  );
  pointer-events: none;
  z-index: 0;
}

/* 装飾「Z」を非表示（写真と干渉するため） */
.zls-hero--has-photo::before {
  display: none;
}

/* innerをオーバーレイより前面に */
.zls-hero--has-photo .zls-hero__inner {
  position: relative;
  z-index: 1;
}

/* テキストを白系に切り替え */
.zls-hero--has-photo .zls-hero__label {
  color: rgba(245, 243, 239, 0.88);
}

.zls-hero--has-photo .zls-hero__ttl-badge {
  color: rgba(245, 243, 239, 0.95);
  border-color: rgba(245, 243, 239, 0.25);
}

.zls-hero--has-photo .zls-hero__ttl-name {
  background: linear-gradient(
    135deg,
    #ffffff 0%,
    var(--zls-gold-light) 45%,
    var(--zls-gold) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.zls-hero--has-photo .zls-hero__copy {
  color: rgba(245, 243, 239, 0.78);
}

/* ══════════════════════════════════════════════════════
   DARK SECTION
   アプローチ / ギャラリー / FAQ セクション（暗色背景）
══════════════════════════════════════════════════════ */
.zls-section--dark {
  background: var(--zls-dark);
  color: var(--zls-dark-text);
}

/* 背景画像付きダークセクション */
.zls-section--imgbg {
  background-size: cover;
  background-position: center;
  position: relative;
}

.zls-section--imgbg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(17, 16, 16, 0.80);
  z-index: 0;
}

.zls-section--imgbg > .zls-section__inner {
  position: relative;
  z-index: 1;
}

.zls-section--dark .zls-secTtl__jp {
  color: var(--zls-dark-text);
}

.zls-section--dark .zls-secTtl__en {
  color: var(--zls-gold);
}

.zls-section--dark .zls-section__hd::after {
  background: linear-gradient(90deg, transparent, var(--zls-gold), transparent);
}

/* アプローチカード on dark */
.zls-section--dark .zls-approach-item {
  background: var(--zls-dark-surf);
  border-color: var(--zls-dark-border);
  border-top-color: var(--zls-gold);
}

.zls-section--dark .zls-approach-ttl {
  color: var(--zls-dark-text);
}

.zls-section--dark .zls-approach-desc {
  color: var(--zls-dark-sub);
}

.zls-section--dark .zls-approach-num {
  color: var(--zls-gold);
}

/* FAQ on dark */
.zls-section--dark .zls-faq-list {
  border-color: var(--zls-dark-border);
}

.zls-section--dark .zls-faq-item {
  border-bottom-color: var(--zls-dark-border);
}

.zls-section--dark .zls-faq-item:first-child {
  border-top-color: var(--zls-dark-border);
}

.zls-section--dark .zls-faq-item summary {
  color: var(--zls-dark-text);
}

.zls-section--dark .zls-faq-item[open] summary {
  color: var(--zls-gold);
}

.zls-section--dark .zls-faq-arrow {
  border-color: var(--zls-dark-muted);
}

.zls-section--dark .zls-faq-answer {
  color: var(--zls-dark-sub);
}

/* ギャラリーセットアップガイド on dark */
.zls-gallery-setup-guide {
  max-width: 600px;
  margin: 0 auto;
  background: var(--zls-dark-surf);
  border: 1px solid var(--zls-dark-border);
  border-left: 3px solid var(--zls-gold);
  border-radius: 0 12px 12px 0;
  padding: clamp(24px, 3.5vw, 40px) clamp(20px, 3vw, 36px);
  color: var(--zls-dark-sub);
  font-size: clamp(13px, 1.4vw, 15px);
  line-height: 1.85;
}

.zls-gallery-setup-guide__ttl {
  font-weight: 700;
  color: var(--zls-gold);
  letter-spacing: 0.06em;
  margin-bottom: 1rem;
  font-size: clamp(14px, 1.5vw, 16px);
}

.zls-gallery-setup-guide ol {
  padding-left: 1.5em;
}

.zls-gallery-setup-guide li {
  margin-bottom: 0.5em;
}

/* ══════════════════════════════════════════════════════
   GALLERY SLIDER
   ドット + 矢印ナビゲーション付きスライダー
══════════════════════════════════════════════════════ */
.zls-gslider {
  position: relative;
  max-width: min(900px, 94vw);
  margin: 0 auto;
}

.zls-gslider__viewport {
  overflow: hidden;
  border-radius: 12px;
  aspect-ratio: 4 / 3;
  background: var(--zls-dark-surf);
}

.zls-gslider__track {
  display: flex;
  height: 100%;
  transition: transform 0.6s var(--zls-ease);
  will-change: transform;
}

.zls-gslider__slide {
  flex: 0 0 100%;
  min-width: 0;
  overflow: hidden;
}

.zls-gslider__slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

/* 矢印ボタン */
.zls-gslider__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(17, 16, 16, 0.65);
  border: 1px solid rgba(196, 154, 58, 0.4);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition:
    background var(--zls-dur) var(--zls-ease),
    border-color var(--zls-dur) var(--zls-ease),
    transform 0.2s;
  backdrop-filter: blur(4px);
}

.zls-gslider__arrow:hover {
  background: rgba(179, 138, 42, 0.75);
  border-color: var(--zls-gold);
  transform: translateY(-50%) scale(1.06);
}

.zls-gslider__arrow--prev { left: 12px; }
.zls-gslider__arrow--next { right: 12px; }

/* ドット */
.zls-gslider__dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 18px;
}

.zls-gslider__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--zls-dark-border);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background var(--zls-dur) var(--zls-ease), transform var(--zls-dur) var(--zls-ease);
}

.zls-gslider__dot.is-active {
  background: var(--zls-gold);
  transform: scale(1.3);
}

@media (max-width: 600px) {
  .zls-gslider__arrow {
    width: 36px;
    height: 36px;
  }
  .zls-gslider__arrow--prev { left: 6px; }
  .zls-gslider__arrow--next { right: 6px; }
}

/* ══════════════════════════════════════════════════════
   WAVE SEPARATOR
   セクション区切り・脳波ライン
══════════════════════════════════════════════════════ */
.zls-wave-sep {
  display: block;
  line-height: 0;
  overflow: hidden;
  height: 32px;
  color: var(--zls-gold);
  background: var(--zls-dark);
}

.zls-wave-sep__svg {
  width: 100%;
  height: 32px;
  display: block;
}

.zls-wave-sep__svg path {
  stroke-width: 2;
}

/* ダークセクション → ライトセクションへの遷移時 */
.zls-section--dark + .zls-wave-sep,
.zls-statement + .zls-wave-sep {
  color: var(--zls-gold);
  background: var(--zls-bg);
}

/* ══════════════════════════════════════════════════════
   BRAINWAVE LOADER
   ページロード時の脳波アニメーション
══════════════════════════════════════════════════════ */
.zls-loading {
  overflow: hidden;
}

.zls-loader {
  position: fixed;
  inset: 0;
  z-index: 99999;
  background: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: clamp(18px, 2.5vw, 28px);
  opacity: 1;
  visibility: visible;
  transition:
    opacity  0.6s cubic-bezier(0.4, 0, 0.6, 1),
    visibility 0.6s cubic-bezier(0.4, 0, 0.6, 1);
  pointer-events: all;
}

.zls-loader.is-hiding {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.zls-loader__logo {
  width: clamp(160px, 42vw, 300px);
  height: auto;
  display: block;
  opacity: 0;
  animation: zls-loader-logo-in 0.9s ease 0.15s forwards;
}

@keyframes zls-loader-logo-in {
  from { opacity: 0; transform: scale(0.94); }
  to   { opacity: 1; transform: scale(1); }
}

@media (prefers-reduced-motion: reduce) {
  .zls-loader { display: none; }
  .zls-loading { overflow: auto; }
}