@charset "utf-8";

:root {
  --c-primary: #1A3A6B;
  --c-primary-light: #2A5298;
  --c-accent: #f2adb0;/* #F5A623 */
  --c-accent-dark: #f19da1;/* #E8940F */
  --c-pink-dark: #f15369;/* #E8940F */
  --c-aqua: #3dbbd8;
  --c-sky: #E8F4FD;
  --c-mint: #E8F8F0;
  --c-warm: #FFF8EE;
  --c-yellow-pale: #FFFBF0;
  --c-yellow: #ffce47;
  --c-text: #1C1C1E;
  --c-text-mid: #444;
  --c-text-muted: #888;
  --c-white: #FFFFFF;
  --c-border: rgba(26,58,107,0.12);

  --dot-size: 20px;
  --dot-color: rgba(26,58,107,0.06);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-sm: 0 2px 8px rgba(26,58,107,0.08);
  --shadow-md: 0 6px 24px rgba(26,58,107,0.12);
  --shadow-lg: 0 12px 40px rgba(26,58,107,0.16);

  /* ============================================
     フォント設定
     Zen Kaku Gothic New : wght 300 / 400 / 500 / 700 / 900
     Poppins             : 数字・英字強調用（全ウェイト）
     Noto Serif JP       : 可変 200-900（必要に応じて使用可）
     Sawarabi Gothic     : 未使用（Embedコードから削除してもOK）
     ============================================
     ウェイト使い分け目安
     300 Light  : 注記・補足・フッター・説明文の薄い部分
     400 Regular: 本文・説明文・FAQ回答
     500 Medium : ナビ・ラベル・UIテキスト
     700 Bold   : h2 / h3 / h4 / ボタン / 強調テキスト
     900 Black  : h1（FVキャッチコピーのみ）
     ============================================ */
  --font-display: 'M PLUS U', sans-serif; /* 見出し h1/h2/h3/h4 */
  --font-body:    'Noto Sans JP', sans-serif; /* 本文・説明文 */
  --font-ui:      'M PLUS U', sans-serif; /* ボタン・ラベル・UI */
  --font-en:      'Poppins', sans-serif;             /* 数字・英字強調 */

  --nav-h: 60px;
  --bar-h: 56px;
  --max-w: 480px;
}

/* =============================================
   RESET & BASE
   ============================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  background: var(--c-white);
  color: var(--c-text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.pc { display: none; }

@media (min-width: 768px) {
  .pc { display: inline; }
}
/* =============================================
   BACKGROUND PATTERNS
   ============================================= */
.bg-dots {
  background-image: radial-gradient(var(--dot-color) 1.5px, transparent 1.5px);
  background-size: var(--dot-size) var(--dot-size);
}
/* .bg-lines {
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 8px,
    rgba(26,58,107,0.035) 8px,
    rgba(26,58,107,0.035) 9px
  );
} */
.bg-grid {
  background-image:
    linear-gradient(rgba(26,58,107,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,58,107,0.05) 1px, transparent 1px);
  background-size: 24px 24px;
}
.bg-wave {
  background-image: url("data:image/svg+xml,%3Csvg width='80' height='20' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0 10 Q20 0 40 10 Q60 20 80 10' stroke='rgba(26,58,107,0.07)' stroke-width='1.5' fill='none'/%3E%3C/svg%3E");
  background-repeat: repeat;
}

.shape-bottom { position: relative; }
.shape-bottom::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 40px;
  background: inherit;
  clip-path: ellipse(55% 100% at 50% 0%);
  z-index: 1;
}

/* =============================================
   SCROLL ANIMATIONS
   ============================================= */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s cubic-bezier(0.22,1,0.36,1), transform 0.65s cubic-bezier(0.22,1,0.36,1);
}
.reveal.in { opacity: 1; transform: none; }
.reveal-left {
  opacity: 0;
  transform: translateX(-28px);
  transition: opacity 0.6s cubic-bezier(0.22,1,0.36,1), transform 0.6s cubic-bezier(0.22,1,0.36,1);
}
.reveal-left.in { opacity: 1; transform: none; }
.reveal-right {
  opacity: 0;
  transform: translateX(28px);
  transition: opacity 0.6s cubic-bezier(0.22,1,0.36,1), transform 0.6s cubic-bezier(0.22,1,0.36,1);
}
.reveal-right.in { opacity: 1; transform: none; }
.stagger-1 { transition-delay: 0.08s; }
.stagger-2 { transition-delay: 0.16s; }
.stagger-3 { transition-delay: 0.24s; }
.stagger-4 { transition-delay: 0.32s; }

/* =============================================
   NAV BAR
   ============================================= */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(255,255,255,1.00);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 18px;
  transition: box-shadow 0.3s;
}
#nav.scrolled { box-shadow: var(--shadow-md); }

.nav-logo {
  font-family: var(--font-display);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  line-height: 1.2;
}
.nav-logo-mark {
  width: 60%;
  height: auto;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
@media (min-width: 768px) {
  .nav-logo-mark {
    width: 300px;
  }
}
/* Hamburger */
.burger {
  width: 40px; height: 40px;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 5px;
  cursor: pointer;
  border-radius: var(--radius-sm);
  border: none; background: none;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}
.burger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--c-primary);
  border-radius: 99px;
  transition: transform 0.3s, opacity 0.3s, width 0.3s;
  transform-origin: center;
}
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; width: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Drawer menu */
#drawer {
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(16px);
  z-index: 999;
  padding: 8px 0 24px;
  transform: translateY(-8px);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.35s cubic-bezier(0.22,1,0.36,1), opacity 0.35s;
  border-bottom: 1px solid var(--c-border);
  box-shadow: var(--shadow-lg);
}
@media (min-width: 768px) {
  #drawer {
    left: 60%;
  }
}
#drawer.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: all;
}
.drawer-links { list-style: none; }
.drawer-links li a {
  display: flex;
  align-items: center;
  padding: 14px 24px;
  font-size: 15px;
  font-weight: 500;
  color: var(--c-text);
  border-bottom: 1px solid var(--c-border);
  gap: 10px;
  transition: background 0.2s, color 0.2s;
}
.drawer-links li a:hover { background: var(--c-sky); color: var(--c-primary); }
.drawer-links li a .dl-icon { font-size: 18px; }
.drawer-cta {
  margin: 16px 20px 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* =============================================
   CTA BUTTON SYSTEM
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-family: var(--font-ui);
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: transform 0.18s, box-shadow 0.18s, background 0.18s;
  -webkit-tap-highlight-color: transparent;
  text-decoration: none;
  line-height: 1.3;
}
.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--c-pink-dark);
  color: var(--c-white);
  border-radius: var(--radius-xl);
  padding: 16px 28px;
  font-size: 16px;
  font-weight: 700;
  /* box-shadow: 0 4px 16px rgba(245,166,35,0.4); */
  letter-spacing: 0.02em;
}
.btn-primary:hover {
  background: #f0425a;
  box-shadow:
    0 6px 20px rgba(240, 66, 90, 0.38),
    0 16px 48px rgba(180, 20, 50, 0.30);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--c-primary);
  border: 2px solid var(--c-primary);
  border-radius: var(--radius-xl);
  padding: 13px 24px;
  font-size: 16px;
  font-weight: 800;
}
.btn-outline:hover { background: var(--c-sky); }
.btn-outline::after {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  margin-left: 8px;
  vertical-align: 2px;
}
.btn-ghost {
  background: rgba(255,255,255,0.2);
  color: var(--c-white);
  border: 1.5px solid rgba(255,255,255,0.5);
  border-radius: var(--radius-md);
  padding: 11px 20px;
  font-size: 14px;
  font-weight: 500;
  backdrop-filter: blur(4px);
}
.btn-ghost:hover { background: rgba(255,255,255,0.3); }

.btn-full { width: 100%; }
.btn-arrow::after {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  border-right: 2px solid currentColor;
  border-top: 2px solid currentColor;
  transform: rotate(45deg);
  margin-left: 10px;
  vertical-align: 1px;
}

/* =============================================
   STICKY BOTTOM BAR
   ============================================= */
#sticky-bar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 990;
  background: var(--c-aqua);
  padding: 10px 16px;
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: center;
  box-shadow: 0 -4px 20px rgba(26,58,107,0.2);
  transform: translateY(100%);
  transition: transform 0.45s cubic-bezier(0.22,1,0.36,1);
}
@media (min-width: 768px) {
  #sticky-bar {
    padding: 12px 16px;
  }
}
#sticky-bar.visible { transform: translateY(0); }
#sticky-bar .bar-label {
  font-size: 11px;
  font-weight: 300;
  color: rgba(255,255,255,0.7);
  flex-shrink: 0;
  line-height: 1.4;
  letter-spacing: 0.1em;
}
#sticky-bar .bar-label strong {
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  display: block;
}
#sticky-bar .bar-label strong em {
  font-style: normal;
  color: var(--c-primary);
  font-size: 16px;
  font-weight: 900;
}
#sticky-bar .btn-primary {
    background: var(--c-pink-dark);
    color: var(--c-white);
    border-radius: var(--radius-sm);
    padding: 16px 18px;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.02em;
}
#sticky-bar .btn-ghost {
    background: var(--c-primary-light);
    color: var(--c-white);
    border: none;
    border-radius: var(--radius-sm);
    padding: 16px 18px;
    font-size: 14px;
    font-weight: 500;
    backdrop-filter: blur(4px);
}
@media (min-width: 768px) {
  #sticky-bar .bar-label strong {
    font-size: 15px;
    line-height: 1.5;
  }
  #sticky-bar .btn-primary {
      padding: 20px 40px;
      font-size: 16px;
  }
  #sticky-bar .btn-ghost {
      padding: 20px 40px;
      font-size: 16px;
  }
}


/* =============================================
   BACK TO TOP
   ============================================= */
#back-top {
  position: fixed;
  bottom: 82px;
  right: 16px;
  z-index: 980;
  width: 54px; height: 54px;
  background: var(--c-white);
  border: 3px solid var(--c-aqua);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  opacity: 0;
  transform: scale(0.8) translateY(8px);
  pointer-events: none;
  transition: opacity 0.3s, transform 0.3s;
  -webkit-tap-highlight-color: transparent;
}
@media (min-width: 768px) {
  #back-top {
    bottom: 100px;
    border: 2px solid var(--c-aqua);
  }
}
#back-top.visible {
  opacity: 1;
  transform: scale(1) translateY(0);
  pointer-events: all;
}
#back-top:active { transform: scale(0.93); }
#back-top::after {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  border-right: 3px solid var(--c-aqua);
  border-top: 3px solid var(--c-aqua);
  transform: rotate(-45deg);
  margin-top: 4px;
}
/* =============================================
   LAYOUT HELPERS
   ============================================= */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 20px;
}
.section-pad { padding: 56px 0; }
.section-pad-sm { padding: 40px 0; }

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-primary-light);
  background: rgba(42,82,152,0.08);
  padding: 4px 12px;
  border-radius: 99px;
  margin-bottom: 10px;
}

/* 見出し — ウェイトで役割を分ける */
h1 {
  font-family: var(--font-display);
  font-size: clamp(28px, 8vw, 38px);
  font-weight: 900; /* Black — FVキャッチコピーのみ */
  color: #fff;
  line-height: 1.5;
  letter-spacing: -0.01em;
  margin-bottom: 8px;
  animation: fadeInUp 0.9s 0.15s cubic-bezier(0.22,1,0.36,1) both;
}
h2 {
  font-family: var(--font-display);
  font-size: clamp(22px, 10vw, 28px);
  font-weight: 700; /* Bold */
  color: var(--c-primary);
  line-height: 1.35;
  margin-bottom: 12px;
}
h3 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 700; /* Bold */
  color: var(--c-primary);
  line-height: 1.4;
  margin-bottom: 8px;
}
h4 {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 500; /* Medium */
  color: var(--c-text);
  margin-bottom: 6px;
}

.section-lead {
  font-size: 16px;
  font-weight: 500;
  color: var(--c-text-mid);
  line-height: 1.75;
  margin-bottom: 28px;
}

/* Tag pill */
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 99px;
  font-family: var(--font-ui);
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 5px;
}
.tag-blue   { background: rgba(26,58,107,0.1);   color: var(--c-primary); }
.tag-orange { background: rgba(245,166,35,0.15);  color: #C47A00; }
.tag-green  { background: rgba(39,174,96,0.12);   color: #1a7a42; }

/* Cards */
.card {
  background: var(--c-white);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--c-border);
}

/* =============================================
   SEC.01 — HERO / FV
   ============================================= */

#fv {
  padding-top: calc(var(--nav-h) + 32px);
  padding-bottom: 56px;
  background: url(../img/main_sp.webp) center 60px / 100% auto no-repeat;
  background-color: #a8dff0; /* 画像の空の色に合わせた補完色 */
  width: 100%;
  position: relative;
  overflow: hidden;
}

@media (min-width: 768px) {
  #fv {
    padding-top: calc(var(--nav-h));
    background: url(../img/main_pc_bace.webp) center top / cover no-repeat;
    min-height: unset;
  }
}

#fv::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 15% 20%, rgba(245,166,35,0.15) 0%, transparent 40%),
    radial-gradient(circle at 85% 70%, rgba(100,160,255,0.1) 0%, transparent 40%);
  pointer-events: none;
}

#fv-h1 .pc-only{
  display: none;
}
@media (min-width: 768px) {
  #fv-h1 {
    width: 120%;
  }
  #fv-h1 .pc-only {
    display: block;
    width: 110%;
  }
}

.fv-stars { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }
.fv-star {
  position: absolute;
  width: 3px; height: 3px;
  border-radius: 50%;
  background: rgba(255,255,255,0.6);
  animation: twinkle 3s infinite alternate;
}
@keyframes twinkle {
  0%   { opacity: 0.3; transform: scale(1); }
  100% { opacity: 1;   transform: scale(1.4); }
}

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

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-16px); }
  to   { opacity: 1; transform: none; }
}

.fv-sub {
  font-size: 18px;
  font-weight: 400;
  color: rgba(255,255,255,0.75);
  line-height: 1.9;
  margin-bottom: 24px;
  animation: fadeInUp 0.9s 0.25s cubic-bezier(0.22,1,0.36,1) both;
}

.fv-img-placeholder {
  width: 100%;
  height: 200px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.08);
  border: 1.5px dashed rgba(255,255,255,0.3);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 12px;
  font-weight: 300;
  margin-bottom: 24px;
  animation: fadeInUp 0.9s 0.3s cubic-bezier(0.22,1,0.36,1) both;
  font-family: var(--font-body);
  backdrop-filter: blur(4px);
}
.fv-img-placeholder .img-icon { font-size: 36px; }

/* Authority marks */
.fv-authority {
  display: flex;
  gap: 10px;
  margin-bottom: 28px;
  margin-top: 320px;
  animation: fadeInUp 0.9s 0.35s cubic-bezier(0.22,1,0.36,1) both;
}

@media (min-width: 768px) {
  .fv-authority {
    margin-top: 0;
  }
}
.auth-mark {
  flex: 1;
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-md);
  padding: 12px 8px;
  display: flex;
  flex-direction: column;
  align-items: center;
  /* gap: 4px; */
  text-align: center;
}
@media (min-width: 768px) {
  .fv-authority .auth-mark:nth-child(2) .auth-num { padding-left: 50px; padding-right: 50px;}
}

.auth-mark .auth-icon  { font-size: 14px; color: var(--c-text-mid); font-weight: 600; padding-bottom: 5px; }
.auth-mark .auth-num   {
  font-family: var(--font-display); /* Poppins — 数字 */
  font-size: 14px;
  font-weight: 700;
  color: var(--c-pink-dark);
  line-height: 1.2;
  display: flex;        /* 追加 */
  align-items: center;  /* 追加 */
  flex-wrap: wrap;      /* 追加 */
  justify-content: center; /* 追加 */
}
.auth-num-value {
  font-size: 14px;
  font-weight: 700;
  color: var(--c-pink-dark);
  display: flex;
  align-items:last baseline;
  margin-top: -8px;
}
.fv-authority .auth-mark:nth-child(1) .auth-label{ margin-top: -5px;}
.fv-authority .auth-mark:nth-child(2) .auth-label{ margin-top: 5px;}
.fv-authority .auth-mark:nth-child(3) .auth-num{ margin-top: 5px;}
.fv-authority .auth-mark:nth-child(3) .auth-label{ margin-top: 5px;}
@media (min-width: 768px) {
  .fv-authority .auth-mark:nth-child(1) .auth-label{ margin-top: -5px;}
  .fv-authority .auth-mark:nth-child(2) .auth-label{ margin-top: 8px;}
  .fv-authority .auth-mark:nth-child(3) .auth-num{ margin-top: 0px;}
  .fv-authority .auth-mark:nth-child(3) .auth-label{ margin-top: -3px;}
  .fv-authority .auth-mark:nth-child(3) .auth-num-value{ margin-top: -12px;}  
}
.auth-num-value strong {
  font-size: 22px;
  padding: 0 3px;
}
.auth-mark .auth-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--c-text-mid);
  line-height: 1.3;
}
.auth-mark .auth-label span {
  font-size: 10px;
}
/* FV CTA */
.fv-cta { animation: fadeInUp 0.9s 0.45s cubic-bezier(0.22,1,0.36,1) both; }
.fv-cta .btn-primary {
  font-size: 20px;
  padding: 18px 28px;
  border-radius: var(--radius-xl);
  margin-bottom: 10px;
  position: relative;
  overflow: hidden;
}
.fv-cta .btn-primary::before {
  content: '';
  position: absolute;
  top: -50%; left: -75%;
  width: 50%; height: 200%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transform: skewX(-20deg);
  animation: shimmer 3s infinite;
}
@keyframes shimmer {
  0%        { left: -75%; }
  60%, 100% { left: 125%; }
}
.fv-cta-note {
  text-align: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 16px;
}

.fv-insta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: rgba(255,255,255,0.65);
  font-size: 12px;
  font-weight: 300;
  margin-top: 4px;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: color 0.2s, background 0.2s;
}

.insta-icon {
  width: 35px; height: 35px;
  /* background: linear-gradient(135deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%); */
  border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
  filter: invert(40%) sepia(80%) saturate(500%) hue-rotate(310deg) brightness(100%);
}
.insta-icon:hover { color: var(--c-pink-dark); background: rgba(255,255,255,0.08); }

.fv-wave { position: absolute; bottom: 0; left: 0; right: 0; height: 48px; overflow: hidden; }
.fv-wave svg { display: block; width: 100%; height: 100%; }

/* =============================================
   SEC.02 — 課題提起
   ============================================= */
#sec02 { background: var(--c-white); position: relative; }

#sec02 h2{ text-align: center;}
#sec02 .section-lead{ text-align: center;}

.pain-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
}
#sec02 .section-lead  { margin-bottom: 50px; }

.pain-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: var(--c-sky);
  border-radius: var(--radius-md);
  padding: 18px 16px;
  overflow: visible;
}

.pain-item .pain-icon {
  font-size: 28px;
  line-height: 1;
}

.pain-balloon {
  position: relative;
  background: var(--c-white);
  border-radius: 8px;
  padding: 8px 14px;
  text-align: center;
  align-self: center;
  margin: -45px -8px 0;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  z-index: 1;
}
.pain-balloon::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 7px solid transparent;
  border-top-color: var(--c-white);
}
.pain-balloon strong {
  font-weight: 900;
  color: var(--c-primary);
  font-size: 20px;
  font-family: var(--font-display);
  letter-spacing: .1em;
}

.pain-body {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* SP：2行目のみ左右逆 */
.pain-body--reverse {
  flex-direction: row-reverse;
}

.pain-img {
  width: 100px;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-md);
  flex-shrink: 0;
}

.pain-body span {
  font-size: 16px;
  font-weight: 400;
  line-height: 1.65;
  color: var(--c-text-mid);
  flex: 1;
  padding-top: 10px;
}

@media (min-width: 768px) {
  .pain-list {
    grid-template-columns: repeat(3, 1fr);
  }
  .pain-list .pain-item:nth-child(3) .pain-body{
    margin-top: 10px;
  }
  .pain-body--reverse {
    flex-direction: row;
  }
  .pain-img {
    width: 90px;
    height: auto;
  }
  .pain-body span {
    flex-direction: row;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.4;
    
  }  
}

.solve-banner {
  margin-top: 38px;
  background: linear-gradient(135deg, var(--c-accent) 0%, var(--c-accent-dark) 100%);
  border-radius: var(--radius-lg);
  padding: 22px 20px;
  text-align: center;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.solve-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size: 16px 16px;
}
.solve-banner p  { font-size: 16px; font-weight: 500; color: var(--c-text-mid); position: relative; }
.solve-banner h3 { color: var(--c-primary); font-size: 22px; list-style: 1.7; font-weight: 800; margin: 10px 0 10px; position: relative; padding: 20px 10px; border-radius: var(--radius-sm); background: #fff; }
@media (min-width: 768px) {
  .solve-banner h3{
    width: 380px;
    margin-left: auto;
    margin-right: auto;
    
  }
}
/* =============================================
   SEC.03 — サービス概要
   ============================================= */
#sec03 { background: var(--c-warm); position: relative; }
#sec03::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(245,166,35,0.08) 1.5px, transparent 1.5px);
  background-size: 20px 20px;
  pointer-events: none;
}
#sec03 .section-lead{margin-bottom: 28px;}
.benefit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.benefit-item {
  background: var(--c-white);
  border-radius: 50%;
  padding: 25px 8px;
  text-align: center;
  border: 1px solid rgba(245,166,35,0.2);
  box-shadow: var(--shadow-sm);
}
.benefit-item h4 { font-size: 18px; font-weight: 900; color: var(--c-primary); margin-bottom: 4px; }
.benefit-item h4 strong { font-size: 28px; }
.benefit-item p  { font-size: 14px; font-weight: 500; color: var(--c-text-mid); line-height: 1.5; }
.stagger-1 h4 strong, .stagger-3 h4 strong { color: var(--c-pink-dark); }
.stagger-2 h4 strong, .stagger-4 h4 strong { color: var(--c-aqua); }
.student-voices {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.sv-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

/* 2枚目は左右反転（交互レイアウト） */
.sv-item:nth-child(even) {
  flex-direction: row-reverse;
}
.sv-item:nth-child(even) .sv-bubble::before {
  left: auto;
  right: -10px;
  border-width: 6px 0 6px 10px;
  border-color: transparent transparent transparent var(--c-white);
}

/* 顔写真 */
.sv-photo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  background: var(--c-sky);
  border: 3px solid var(--c-white);
  box-shadow: var(--shadow-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  overflow: hidden;
  margin-top: 30px;
}
.sv-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.sv-photo-placeholder {
  font-size: 28px;
  line-height: 1;
}

/* 吹き出し */
.sv-bubble {
  background: var(--c-white);
  border-radius: var(--radius-lg);
  padding: 14px 16px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--c-border);
  position: relative;
  flex: 1;
}
/* 吹き出しの三角 */
.sv-bubble::before {
  content: '';
  position: absolute;
  left: -10px;
  top: 110px;
  border-style: solid;
  border-width: 6px 10px 6px 0;
  border-color: transparent var(--c-white) transparent transparent;
  filter: drop-shadow(-2px 0 1px rgba(26,58,107,0.06));
}

.sv-text {
  font-size: 15px;
  font-weight: 500;
  line-height: 1.7;
  color: var(--c-text-mid);
  margin-bottom: 10px;
}

.sv-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  border-top: 1px solid var(--c-border);
  padding-top: 8px;
}
.sv-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--c-primary);
}
.sv-course {
  font-size: 11px;
  font-weight: 400;
  color: var(--c-primary);
  background: var(--c-sky);
  padding: 2px 8px;
  border-radius: 99px;
}

@media (min-width: 768px) {
  .student-voices {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }
  .sv-item .sv-bubble{
    margin-top: 15px;
  }

  /* PC時は交互反転なし・常に左画像＋右吹き出し */
  .sv-item:nth-child(even) {
    flex-direction: row;
  }
  .sv-item:nth-child(even) .sv-bubble::before {
    left: -10px;
    right: auto;
    border-width: 6px 10px 6px 0;
    border-color: transparent var(--c-white) transparent transparent;
  }

  /* 三角の位置を上寄りに */
  .sv-bubble::before {
    top: 30px;
  }
}

/* =============================================
   SEC.04 — コース詳細
   ============================================= */
#sec04 { background: var(--c-white); position: relative; }
.sec04-deco {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.sec04-deco span {
  position: absolute;
  display: block;
  border-radius: 6px;
}
#sec04 .container {
  position: relative;
  z-index: 1;
}



.course-cards { display: flex; flex-direction: column; gap: 16px; }
.course-card {
  background: var(--c-white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--c-border);
  transition: transform 0.3s, box-shadow 0.3s;
}
.course-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }

.course-header { padding: 20px 0px 16px 20px; /* display: flex; align-items: flex-start; gap: 14px; */ }
@media (min-width: 768px) {
  .course-header { padding: 30px 40px 16px; }
}
.course-header-text h3 { margin-bottom: 4px; font-size: 23px; }
.course-target {
  display: inline-block;
  background: var(--c-accent);
  color: #fff;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 700;
  padding: 2px 10px;
  border-radius: 99px;
}
.course-card:nth-child(1) .course-target { background: #f0425a; }
.course-card:nth-child(2) .course-target { background: #4a90d9; }
.course-card:nth-child(3) .course-target { background: #2ecc71; }/* background: #f5a623; */
.course-img {
  background: var(--c-sky);
  position: relative;
  overflow: hidden;
}
@media (min-width: 768px) {
  .course-img {
    width: 60%; 
    margin: 0px auto 16px;
  }
}


.course-body  { padding: 16px 20px 20px; }
@media (min-width: 768px) {
  .course-body { padding: 30px 40px 16px; }
}
.course-desc  { font-size: 16px; font-weight: 400; color: var(--c-text-mid); line-height: 1.65; margin-bottom: 14px; }
.course-body h4  { font-size: 16px; font-weight: 700; background: var(--c-aqua); color: #fff; text-align: center; margin-bottom: 14px;}
.course-card:nth-child(1) .course-body h4 { background: #f0425a; }
.course-card:nth-child(2) .course-body h4 { background: #4a90d9; }
.course-card:nth-child(3) .course-body h4 { background: #2ecc71; }

.step-list { list-style: none; display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.step-list li { display: flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 400; color: var(--c-text-mid); }
.step-num {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--c-primary);
  color: #fff;
  font-family: var(--font-en); /* Poppins */
  font-size: 11px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
@media (min-width: 768px) {
  .step-img-wrap {
    display: flex;
    align-items: flex-start;
    gap: 16px;
  }
  .step-img-wrap .step-list {
    flex: 2;
  }
  .step-img-wrap .step-img {
    flex: 1;
    width: 100%;
    height: 120px;
    object-fit: cover;
    border-radius: var(--radius-md);
  }
}
/* CTA mid */
.cta-mid {
  margin: 32px 0 0;
  padding: 24px 20px;
  background: var(--c-primary-light);
  border-radius: var(--radius-xl);
  text-align: center;
  /* box-shadow:
    0 6px 20px rgba(240, 66, 90, 0.38),
    0 16px 48px rgba(180, 20, 50, 0.30);
  transform: translateY(-2px); */
  position: relative;
  overflow: hidden;
}
.cta-mid::before {
  content: '';
  position: absolute; inset: 0;
  background-image: var(--c-primary-light);
  background-size: 14px 14px;
}
.cta-mid h3      { color: #fff; font-size: 18px; font-weight: 700; margin-bottom: 4px; position: relative; }
.cta-mid p       { color: rgba(255,255,255,0.85); font-size: 16px; font-weight: 700; margin-bottom: 16px; position: relative; }
.cta-mid .btn    { background: var(--c-white); color: var(--c-pink-dark); padding: 15px 28px; border-radius: var(--radius-xl); font-size: 16px; font-weight: 900; box-shadow: 0 4px 12px rgba(0,0,0,0.12); position: relative; }
.cta-mid .btn:hover  { transform: translateY(-1px); box-shadow: 0 6px 16px rgba(0,0,0,0.16); }
.cta-mid .btn-note   { font-size: 11px; font-weight: 300; color: rgba(255,255,255,0.7); margin-top: 8px; position: relative; }

/* =============================================
   SEC.05 — 4つの力
   ============================================= */
#sec05 { background: var(--c-sky); position: relative; }
#sec05::before {
  content: '';
  position: absolute; inset: 0;
  /* background-image: repeating-linear-gradient(
    90deg, transparent, transparent 40px,
    rgba(26,58,107,0.03) 40px, rgba(26,58,107,0.03) 41px
  ); */
}

.power-list { display: flex; flex-direction: column; gap: 14px; }
.power-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  background: var(--c-white);
  border-radius: var(--radius-lg);
  padding: 18px;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(26,58,107,0.08);
}
.power-icon {
  width: 60px; height: 60px;
  border-radius: var(--radius-md);
  background: #3dbbd8;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
  box-shadow: 0 4px 10px rgba(26,58,107,0.2);
}
.power-item h4 { font-weight: 700; color: var(--c-primary); font-size: 18px; }
.power-item p  { font-size: 16px; font-weight: 300; color: var(--c-text-mid); line-height: 1.6; }

/* =============================================
   SEC.06 — 体験の流れ
   ============================================= */
#sec06 { background: var(--c-white); position: relative; }

.sec06-deco {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.sec06-deco span {
  position: absolute;
  display: block;
  border-radius: 6px;
  background: transparent;
}
@media (max-width: 767px) {
  .sec06-deco .pc-only { display: none; }
}

#sec06 .container {
  position: relative;
  z-index: 1;
}

.flow-timeline { position: relative; padding-left: 32px; }
.flow-timeline::before {
  content: '';
  position: absolute;
  left: 15px; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--c-primary), rgba(26,58,107,1.0));
}
.flow-step { position: relative; margin-bottom: 24px; padding-left: 20px; }
.flow-step:last-child { margin-bottom: 0; }
.flow-dot {
  position: absolute;
  left: -41px; top: 2px;
  width: 50px; height: 50px;
  border-radius: 50%;
  background: var(--c-primary);
  color: #fff;
  font-family: var(--font-en); /* Poppins */
  font-size: 14px;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 0 0 4px rgba(26,58,107,0.12);
  z-index: 1;
}
.flow-time {
  font-family: var(--font-en); /* Poppins */
  font-size: 11px;
  font-weight: 500;
  color: var(--c-accent-dark);
  letter-spacing: 0.05em;
  margin-bottom: 3px;
}
.flow-step h4 { font-weight: 700; font-size: 20px; color: var(--c-primary); padding-top: 10px; }
.flow-img {
  width: 100%;
  /* height: 180px; */
  object-fit: cover;
  border-radius: var(--radius-md);
  margin: 10px 0;
  display: block;
}
.flow-step p  { font-size: 14px; font-weight: 500; color: var(--c-text-mid); line-height: 1.6; }

/* =============================================
   SEC.07 — 受講生の声
   ============================================= */
#sec07 { background: var(--c-mint); position: relative; }
#sec07::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(39,174,96,0.06) 1.5px, transparent 1.5px);
  background-size: 18px 18px;
}

.voice-list { display: flex; flex-direction: column; gap: 14px; }
.voice-item { background: var(--c-white); border-radius: var(--radius-lg); padding: 24px; box-shadow: var(--shadow-sm); position: relative; }
.voice-stars { color: #F5A623; font-size: 13px; margin-bottom: 8px; letter-spacing: 2px; }
.voice-text  { font-size: 14px; font-weight: 400; line-height: 1.7; color: var(--c-text-mid); margin-bottom: 12px; }
.voice-text span  { background: linear-gradient(transparent 60%, #ffff00 60%); }
.voice-name  { font-size: 13px; font-weight: 700; color: var(--c-text); border-top: 1px solid var(--c-border); padding-top: 8px; }
.voice-img {
  display: block;
  width: 150px;
  height: 150px;
  object-fit: cover;
  border-radius: 50%;
  flex-shrink: 0;
  margin: 0 auto 10px;
}

@media (min-width: 768px) {
  .voice-item {
    display: flex;
    align-items: center;
    gap: 16px;
  }
  .voice-item:nth-child(even) {
    flex-direction: row-reverse;
  }
  .voice-body {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
  }
}

/* =============================================
   SEC.08 — 実績・信頼
   ============================================= */
#sec08 { background: var(--c-aqua); position: relative; overflow: hidden; }
#sec08::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.04) 1.5px, transparent 1.5px);
  background-size: 18px 18px;
}
#sec08 h2             { color: #fff; }
#sec08 .section-lead  { color: rgba(255,255,255,1); font-weight: 500; }
#sec08 .section-eyebrow { background: #fff; color: var(--c-pink-dark); }

.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 24px;
}
.stats-grid .stat-item:nth-child(1) .stat-label{
  margin-top: -11px;
}
.stats-grid .stat-item:nth-child(3) .stat-label{
  margin-top: -10px;
}
@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.stat-item {
  background: #fff;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  padding: 20px 14px;
  text-align: center;
  backdrop-filter: blur(4px);
}
.stat-item .stat-num {
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 700;
  color: var(--c-pink-dark);
  line-height: 1.4;
  margin-bottom: 4px;
}
.stat-item .stat-num-value {
  font-family: var(--font-ui);
  font-size: 16px;
  font-weight: 700;
  color: var(--c-pink-dark);
  line-height: 1.4;
  margin-bottom: 4px;
  margin-top: -12px;
}
.stat-item .stat-num-value strong  { font-size: 32px; padding: 0 2px; }
.stat-item .stat-label { font-size: 14px; font-weight: 500; color: var(--c-text); line-height: 1.4; }
.stat-item .stat-label span{ font-size: 12px; font-weight: 500; color: var(--c-text); line-height: 1.4; }
/* 追加 */
.stat-img {
  width: 100%;
  height: 100px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  display: block;
}
.stat-icon {
  display: inline-block;
  background: var(--c-primary);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 99px;
  margin-bottom: 8px;
}

/* =============================================
   SEC.09 — コース概要
   ============================================= */
#sec09 { background: var(--c-yellow-pale); position: relative; }
#sec09::before {
  content: '';
  position: absolute; inset: 0;
  background-image: repeating-linear-gradient(
    -45deg, transparent, transparent 10px,
    rgba(245,166,35,0.04) 10px, rgba(245,166,35,0.04) 11px
  );
}

.course-lineup { display: flex; flex-direction: column; gap: 12px; }
.lineup-item {
  background: var(--c-white);
  border-radius: var(--radius-lg);
  padding: 16px 18px;
  display: flex;
  align-items: center;
  gap: 14px;
  border: 1px solid rgba(245,166,35,0.2);
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s;
}
.lineup-item:hover { transform: translateX(4px); }
.lineup-body { flex: 1; }
.lineup-body h4 { font-weight: 700; font-size: 20px; color: var(--c-primary); margin-bottom: 10px; line-height: 1.2; }
.lineup-body h4 span { display: inline-block; font-weight: 700; font-size: 15px; color: #fff; background: var(--c-primary); margin-bottom: 2px; padding: 2px 10px; }
.lineup-body p  { font-size: 14px; font-weight: 500; color: var(--c-text-mid); margin-top: 10px; }
.lineup-age  { font-size: 12px; font-weight: 700; color: var(--c-aqua); border: 2px solid var(--c-aqua); padding: 2px 10px 4px; }
.lineup-attention  { font-size: 12px; font-weight: 500; color: var(--c-text); }
.lineup-img {
  width: 100%;
  height: auto;
  /* object-fit: cover; */
  border-radius: var(--radius-md);
  flex-shrink: 0;
  margin: 0 0 10px;
}
.sp-img { display: block; }
.pc-img { display: none; }

@media (min-width: 767px) {
  .sp-img { display: none; }
  .pc-img {
    display: block;
    width: 40%;
    height: auto;
    margin: 8px 0;
  }
}

/* =============================================
   SEC.10 — FAQ
   ============================================= */
#sec10 { background: var(--c-white); }

.faq-list { display: flex; flex-direction: column; gap: 8px; }
.faq-item { border: 1px solid var(--c-border); border-radius: var(--radius-md); overflow: hidden; background: var(--c-white); box-shadow: var(--shadow-sm); }
.faq-q {
  width: 100%;
  background: none;
  border: none;
  padding: 16px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 700;
  color: var(--c-primary);
  -webkit-tap-highlight-color: transparent;
  transition: background 0.2s;
}
.faq-q:hover { background: var(--c-sky); }
.faq-q-text  { flex: 1; line-height: 1.4; }
.faq-icon {
  width: 24px; height: 24px;
  border-radius: 50%;
  background: var(--c-sky);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
  font-weight: 400;
  color: var(--c-primary);
  flex-shrink: 0;
  transition: transform 0.3s, background 0.2s;
}
.faq-item.open .faq-icon { transform: rotate(45deg); background: var(--c-primary); color: #fff; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.4s cubic-bezier(0.22,1,0.36,1), padding 0.3s; }
.faq-item.open .faq-a { max-height: 300px; }
.faq-a-inner { padding: 14px 18px 16px; font-size: 13px; font-weight: 400; line-height: 1.7; color: var(--c-text-mid); border-top: 1px solid var(--c-border); }

/* CTA before form */
.cta-pre {
  margin-top: 32px;
  background: linear-gradient(160deg, var(--c-aqua) 0%, var(--c-aqua) 100%);
  border-radius: var(--radius-xl);
  padding: 20px 20px 10px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-pre::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.05) 1.5px, transparent 1.5px);
  background-size: 16px 16px;
}
.cta-pre h3        { color: var(--c-accent); font-size: 20px; font-weight: 700; margin-bottom: 6px; position: relative; }
.cta-pre p         { color: rgba(255,255,255,1.0); font-size: 14px; font-weight: 400; margin-bottom: 18px; position: relative; }
.cta-pre .cta-btn-wrap { position: relative; }
.cta-pre .btn-note { font-size: 12px; font-weight: 400; color: #fff; margin-top: 8px; position: relative; }

/* =============================================
   SEC.11 — 申込みフォーム（別ページ誘導）
   ============================================= */
#sec11 { background: var(--c-sky); position: relative; }
#sec11::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(rgba(26,58,107,0.06) 1.5px, transparent 1.5px);
  background-size: 20px 20px;
}

.form-teaser { background: var(--c-white); border-radius: var(--radius-xl); padding: 28px 20px; box-shadow: var(--shadow-lg); border: 1px solid var(--c-border); position: relative; }
.form-teaser-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

@media (min-width: 768px) {
  .form-teaser-list {
    flex-direction: row;
    justify-content: center;
    gap: 32px;
  }
}
.form-teaser-list li { display: flex; align-items: flex-start; gap: 10px; font-size: 16px; font-weight: 400; color: var(--c-text-mid); }
.form-teaser-list strong { color: var(--c-pink-dark); }
.check-mark { width: 20px; height: 20px; border-radius: 50%; background: linear-gradient(135deg, #27ae60 0%, #2ecc71 100%); color: #fff; font-size: 14px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; margin-top: 2px; }


/* =============================================
   SEC.12 — 教室一覧 固有スタイル
   ============================================= */
#sec12 { background: var(--c-white); }


#sec12 h2 em { color: var(--c-pink-dark); font-style: normal; }

.schools-lead {
  font-size: 16px;
  font-weight: 400;
  color: var(--c-text-mid);
  text-align: center;
  margin-bottom: 28px;
  line-height: 1.6;
}

/* エリアブロック */
.area-block {
  margin-bottom: 20px;
}
.area-name {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  color: var(--c-white);
  background: var(--c-primary);
  padding: 7px 14px;
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 6px;
}
/* .area-name::before { content: '📍'; font-size: 12px; } */

/* 都道府県アコーディオン */
.pref-accordion {
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 6px;
  background: var(--c-white);
  box-shadow: var(--shadow-sm);
}

.pref-btn {
  width: 100%;
  background: none;
  border: none;
  padding: 13px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 700;
  color: var(--c-primary);
  text-align: left;
  -webkit-tap-highlight-color: transparent;
  transition: background 0.2s;
  gap: 8px;
}
.pref-btn:hover { background: var(--c-sky); }
.pref-btn-left {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}
.pref-count {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 500;
  color: var(--c-white);
  background: var(--c-aqua);
  padding: 2px 8px;
  border-radius: 99px;
  white-space: nowrap;
}
.pref-arrow {
  font-size: 10px;
  color: var(--c-text-muted);
  transition: transform 0.35s cubic-bezier(0.22,1,0.36,1);
  flex-shrink: 0;
}
.pref-accordion.open .pref-arrow { transform: rotate(180deg); }

/* アコーディオン本体 */
.pref-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s cubic-bezier(0.22,1,0.36,1);
  border-top: 0px solid var(--c-border);
}
.pref-accordion.open .pref-body {
  max-height: 1200px;
  border-top-width: 1px;
}

/* 教室リンクグリッド */
.school-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--c-border);
  border-top: 1px solid var(--c-border);
}
.school-link {
  display: flex;
  align-items: center;
  padding: 11px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--c-primary-light);
  background: var(--c-white);
  text-decoration: none;
  line-height: 1.4;
  transition: background 0.15s, color 0.15s;
  gap: 4px;
}
.school-link:before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-right: 1.5px solid var(--c-accent-dark);
  border-top: 1.5px solid var(--c-accent-dark);
  transform: rotate(45deg);
  flex-shrink: 0;
  vertical-align: 1px;
}
.school-link:hover {
  background: var(--c-sky);
  color: var(--c-primary);
}

/* 全教室リンク */
.all-schools-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-top: 20px;
  padding: 14px;
  border: 1.5px solid var(--c-primary);
  border-radius: var(--radius-xl);
  font-family: var(--font-ui);
  font-size: 14px;
  font-weight: 700;
  color: var(--c-primary);
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}
.all-schools-link:hover { background: var(--c-sky); }
.all-schools-link:after {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-right: 2px solid currentColor;
  border-top: 2px solid currentColor;
  transform: rotate(45deg);
  margin-left: 4px;
  vertical-align: 1px;
}

/* =============================================
   FOOTER
   ============================================= */
footer { background: var(--c-primary); padding: 32px 20px 90px; text-align: center; }
@media (min-width: 768px) {
  footer {
    padding: 32px 20px 100px;
  }
}
.footer_attention{ font-size: 10px; line-height: 1.2; text-align: left; color: #fff; margin-bottom: 20px;} 
.footer-logo { display: flex; align-items: center; justify-content: center; gap: 10px; margin-bottom: 16px; }
.footer-logo .nav-logo-mark {
  width: 80%;
  margin: 0 auto 8px;
}
.footer-logo-text{color: #fff;}
.footer-insta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.7);
  font-size: 13px;
  font-weight: 300;
  padding: 8px 16px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 99px;
  margin-bottom: 20px;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.footer-insta:hover { color: #fff; border-color: rgba(255,255,255,0.5); background: rgba(255,255,255,0.08); }
.footer-insta .insta-icon { width: 20px; height: 20px; font-size: 11px; border-radius: 5px; }
.footer-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 4px 20px; margin-bottom: 20px; list-style: none; }
.footer-nav a { font-weight: 300; color: #fff; font-size: 12px; transition: color 0.2s; }
.footer-nav a:hover { color: #fff; }
.footer-copy { font-size: 11px; font-weight: 300; color:#fff; }
@media (min-width: 768px) {
  .footer-logo .nav-logo-mark {
    width: 30%;
    margin: 0 auto 8px;
  }
}


/* =============================================
   DRAWER OVERLAY
   ============================================= */
#overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.3);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  backdrop-filter: blur(2px);
}
#overlay.visible { opacity: 1; pointer-events: all; }

/* =============================================
   RESPONSIVE: PC補正 (> 768px)
   ============================================= */
@media (min-width: 768px) {
  :root { --max-w: 960px; }
  .benefit-grid { grid-template-columns: repeat(4, 1fr); }
  .pain-list    { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 768px) {
  .pc-conte {
    width: 680px;
    margin-left: auto;
    margin-right: auto;
  }
  .pc-conte-short {
    width: 460px;
    margin-left: auto;
    margin-right: auto;
  }
}
/* =============================================
   UTILITY
   ============================================= */
.text-center { text-align: center; }
.mt4  { margin-top: 4px; }
.mt8  { margin-top: 8px; }
.mt16 { margin-top: 16px; }
.mt24 { margin-top: 24px; }
.mt32 { margin-top: 32px; }