/* ============================================
   ひまり AI Design HP — Yoom風ビビッドポップ
   （2026-08-08 改訂：黒CTA廃止→パープルCTA／
    Yoom型レイアウト：入力ボックス・2カラムブロック・カード横スクロール）
   ============================================ */

:root {
  --purple: #7C3AED;   /* ビビッドパープル：CTAボタン・メインブロック（白文字OK 約5.7:1） */
  --blue: #2563EB;     /* ブライトブルー：ブロック（白文字OK 約5.2:1） */
  --yellow: #FACC15;   /* クリアイエロー：ブロック（文字は必ず濃色） */
  --green: #22C55E;    /* クリアグリーン：ブロック（文字は必ず濃色） */
  --pink: #EC4899;     /* ホットピンク：装飾・ボーダー専用 */
  --gray-bg: #F4F4F6;  /* ヒーロー・カード背景 */
  --ink: #18181B;      /* 見出し・本文 */
  --ink-soft: #52525B; /* サブテキスト */
  --white: #FFFFFF;
  --radius-block: 32px;
  --radius-card: 20px;
  --font-jp: 'Noto Sans JP', sans-serif;
  --font-en: 'Inter', 'Noto Sans JP', sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-jp);
  color: var(--ink);
  background: var(--white);
  line-height: 1.8;
  font-size: 16px;
}

img { max-width: 100%; }

h1, h2, h3 { line-height: 1.4; font-weight: 900; }

/* ---------- ボタン ---------- */
.btn {
  display: inline-block;
  padding: 0.9em 2.2em;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.15s ease, opacity 0.15s ease;
}
.btn:hover { transform: translateY(-2px); opacity: 0.9; }
.btn-primary { background: var(--purple); color: var(--white); }
.btn-white { background: var(--white); color: var(--purple); }
.btn-outline { background: var(--white); color: var(--ink); border: 2px solid var(--ink); }
.btn-sm { padding: 0.6em 1.4em; font-size: 0.9rem; }

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #E4E4E7;
}
.header-inner {
  max-width: 1150px;
  margin: 0 auto;
  padding: 0.8rem 1.2rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.logo {
  font-weight: 900;
  font-size: 1.25rem;
  color: var(--ink);
  text-decoration: none;
}
.logo-en { font-family: var(--font-en); font-weight: 800; }
.header-social { display: none; gap: 0.9rem; }
.header-social a {
  color: var(--ink-soft);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  opacity: 0.7;
  transition: opacity 0.15s ease, color 0.15s ease;
}
.header-social a:hover { opacity: 1; color: var(--purple); }
.header-nav {
  display: none;
  gap: 1.4rem;
  margin-left: auto;
}
.header-nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  font-size: 0.92rem;
}
.header-nav a:hover { color: var(--purple); }
.header-btns { display: flex; gap: 0.6rem; margin-left: auto; }
.header-btns .btn-outline { display: none; }

.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: stretch;
  gap: 5px;
  width: 34px;
  height: 34px;
  padding: 6px;
  border: none;
  background: none;
  cursor: pointer;
  flex-shrink: 0;
}
.hamburger span {
  display: block;
  height: 2.5px;
  border-radius: 2px;
  background: var(--ink);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.hamburger.is-open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

@media (max-width: 899px) {
  .header-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--white);
    padding: 0.4rem 1.2rem 1.2rem;
    border-bottom: 1px solid #E4E4E7;
    box-shadow: 0 12px 24px rgba(24, 24, 27, 0.1);
  }
  .header-nav.is-open { display: flex; }
  .header-nav a {
    padding: 0.85rem 0;
    border-bottom: 1px solid #F0F0F2;
    font-size: 1rem;
  }
  .header-nav a:last-child { border-bottom: none; }
}

@media (min-width: 900px) {
  .header-nav { display: flex; }
  .header-btns { margin-left: 0; }
  .header-btns .btn-outline { display: inline-block; }
  .header-social { display: flex; }
  .hamburger { display: none; }
}

/* ---------- ヒーロー（Yoom型） ---------- */
.hero {
  background: var(--gray-bg);
  text-align: center;
  padding: clamp(3.5rem, 8vw, 6rem) 1.2rem 0;
  overflow: hidden;
  position: relative;
}
.hero h1 {
  font-size: clamp(2rem, 6vw, 3.8rem);
  letter-spacing: 0.02em;
}
.hero-question {
  margin: 1.6rem auto 0.9rem;
  font-weight: 700;
  color: var(--ink);
  font-size: clamp(0.95rem, 2vw, 1.05rem);
  text-align: left;
  max-width: 660px;
}

/* 入力ボックス風CTA（Yoomのヒーロー中央のあれ） */
.ai-input {
  display: block;
  position: relative;
  max-width: 660px;
  min-height: 150px;
  margin: 0 auto;
  background: var(--white);
  border-radius: 24px;
  padding: 1.4rem 1.6rem;
  text-align: left;
  text-decoration: none;
  box-shadow: 0 10px 30px rgba(24, 24, 27, 0.08);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.ai-input:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(124, 58, 237, 0.18);
}
.ai-input:focus-within {
  box-shadow: 0 0 0 3px var(--purple), 0 14px 36px rgba(124, 58, 237, 0.18);
}
.ai-input .placeholder { color: #A1A1AA; font-size: 1rem; }
.ai-input-field {
  width: 100%;
  min-height: 90px;
  border: none;
  outline: none;
  resize: none;
  font-family: inherit;
  font-size: 1rem;
  color: var(--ink);
  padding-right: 60px;
  background: transparent;
}
.ai-input-field::placeholder { color: #A1A1AA; }
.ai-input .send {
  position: absolute;
  right: 18px;
  bottom: 18px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  background: var(--purple);
  color: var(--white);
  font-size: 1.4rem;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s ease;
}
.ai-input .send:hover { background: var(--pink); }
.ai-input-hint {
  text-align: center;
  font-size: 0.82rem;
  color: var(--ink-soft);
  margin-top: 0.6rem;
}
.staff-card { transition: box-shadow 0.3s ease, transform 0.3s ease; }
.staff-card.staff-highlight {
  box-shadow: 0 0 0 3px var(--purple), 0 8px 20px rgba(124, 58, 237, 0.3);
  transform: translateY(-3px);
}
@media (prefers-reduced-motion: reduce) {
  .staff-card { transition: none; }
  .staff-card.staff-highlight { transform: none; }
}

/* 左右の浮遊パーツ（PCのみ） */
.float-left, .float-right {
  display: none;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}
.float-left { left: clamp(1rem, 5vw, 6rem); flex-direction: column; gap: 0.9rem; }
.float-right { right: clamp(1rem, 4vw, 5rem); flex-direction: column; gap: 0.9rem; align-items: flex-start; }
.float-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--white);
  box-shadow: 0 4px 14px rgba(24, 24, 27, 0.1);
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: floaty 4s ease-in-out infinite;
}
.float-icon:nth-child(2n) { animation-delay: 1s; margin-left: 2.2rem; }
.float-icon:nth-child(3n) { animation-delay: 2s; }
.float-card {
  background: var(--white);
  border-radius: 14px;
  padding: 0.7em 1.1em;
  font-size: 0.85rem;
  font-weight: 700;
  box-shadow: 0 4px 14px rgba(24, 24, 27, 0.1);
  animation: floaty 4s ease-in-out infinite;
}
.float-card:nth-child(2) { animation-delay: 1.3s; margin-left: 1.4rem; }
.float-card:nth-child(3) { animation-delay: 2.6s; }

@media (min-width: 1100px) {
  .float-left, .float-right { display: flex; }
}

@keyframes floaty {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* 下端から覗くマスコット */
.hero-mascots {
  margin-top: 2.8rem;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: clamp(0.5rem, 2vw, 1.5rem);
}
.mascot {
  width: clamp(80px, 13vw, 150px);
  height: clamp(90px, 14vw, 165px);
  margin-bottom: clamp(-28px, -2vw, -18px);
  border-radius: 48% 52% 45% 55% / 60% 58% 42% 40%;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: bounce 3s ease-in-out infinite;
}
.mascot:nth-child(2) { animation-delay: 0.4s; }
.mascot:nth-child(3) { animation-delay: 0.8s; }
.mascot:nth-child(4) { animation-delay: 1.2s; }
.mascot-yellow { background: var(--yellow); }
.mascot-pink { background: var(--pink); }
.mascot-blue { background: var(--blue); }
.mascot-green { background: var(--green); }
.mascot .face {
  font-size: clamp(1rem, 2.2vw, 1.5rem);
  font-weight: 900;
  color: var(--ink);
  padding-bottom: 1.2em;
}
.mascot-blue .face, .mascot-pink .face { color: var(--white); }

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* ---------- 白背景セクション共通 ---------- */
.section {
  padding: clamp(3.5rem, 8vw, 6rem) 1.2rem;
  max-width: 1150px;
  margin: 0 auto;
  text-align: center;
}
.section h2 {
  font-size: clamp(1.5rem, 4vw, 2.4rem);
  margin-bottom: 2.5rem;
}
.section-tag {
  display: inline-block;
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  padding: 0.3em 1.2em;
  border-radius: 999px;
  margin-bottom: 1rem;
  border: 2px solid;
}
.tag-pink { color: #BE185D; border-color: var(--pink); }
.tag-blue { color: var(--blue); border-color: var(--blue); }
.tag-purple { color: var(--purple); border-color: var(--purple); }

.marker-yellow {
  background: linear-gradient(transparent 62%, var(--yellow) 62%);
  padding: 0 0.1em;
}
.marker-pink {
  background: linear-gradient(transparent 62%, var(--pink) 62%);
  padding: 0 0.1em;
}
.text-purple { color: var(--purple); }

/* ---------- カードグリッド ---------- */
.card-grid {
  display: grid;
  gap: 1.2rem;
  text-align: left;
}
.card-grid-3 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.card-grid-2 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }

/* お悩みカード */
.pain-card {
  background: var(--gray-bg);
  border-radius: var(--radius-card);
  padding: 1.8rem 1.5rem;
}
.pain-icon { font-size: 2rem; display: block; margin-bottom: 0.8rem; }
.pain-card h3 { font-size: 1.1rem; margin-bottom: 0.6rem; }
.pain-card p { font-size: 0.95rem; color: var(--ink-soft); }

/* ---------- カラーブロック共通 ---------- */
.block {
  margin: 0.8rem;
  border-radius: var(--radius-block);
  padding: clamp(3rem, 7vw, 5.5rem) clamp(1.2rem, 4vw, 4rem);
  text-align: center;
}
.block h2 {
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  margin-bottom: 1.2rem;
}
.block-tag {
  display: inline-block;
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  background: rgba(255, 255, 255, 0.25);
  color: var(--white);
  padding: 0.3em 1.2em;
  border-radius: 999px;
  margin-bottom: 1.2rem;
}
.tag-on-yellow, .tag-on-green {
  background: rgba(24, 24, 27, 0.12);
  color: var(--ink);
}
.block-lead { color: rgba(255, 255, 255, 0.92); margin-bottom: 2rem; }
.block-lead-dark { color: rgba(24, 24, 27, 0.75); margin-bottom: 2rem; }

.block-purple { background: var(--purple); color: var(--white); }
.block-blue { background: var(--blue); color: var(--white); }
.block-yellow { background: var(--yellow); color: var(--ink); }
.block-green { background: var(--green); color: var(--ink); }

.block .card-grid { max-width: 1000px; margin: 0 auto; }

/* Yoom型2カラム（左見出し×右コンテンツ） */
.block-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  align-items: center;
  text-align: left;
  max-width: 1080px;
  margin: 0 auto;
}
.split-head h2 { margin-bottom: 1rem; }
.split-head .block-lead,
.split-head .block-lead-dark { margin-bottom: 1.8rem; }
.split-cards {
  grid-template-columns: repeat(2, 1fr);
  gap: 0.9rem;
}
@media (min-width: 960px) {
  .block-split { grid-template-columns: 5fr 6fr; }
}
@media (max-width: 480px) {
  .split-cards { grid-template-columns: 1fr; }
}

/* サービスカード（パープルブロック内・コンパクト） */
.service-card {
  background: var(--white);
  border-radius: var(--radius-card);
  padding: 1.3rem 1.2rem;
  color: var(--ink);
}
.service-icon {
  width: 46px;
  height: 46px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 0.7rem;
}
.bg-yellow { background: var(--yellow); }
.bg-pink { background: #FBCFE8; }
.bg-blue { background: #BFDBFE; }
.bg-green { background: #BBF7D0; }
.bg-purple { background: #DDD6FE; }
.service-card h3 { font-size: 1rem; margin-bottom: 0.4rem; }
.service-card p { font-size: 0.88rem; color: var(--ink-soft); }

/* ---------- AIスタッフ例（横スクロールカード） ---------- */
.assistant-row {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding: 0.4rem 0.2rem 1.2rem;
  scroll-snap-type: x mandatory;
  text-align: left;
}
.assistant-card {
  flex: 0 0 230px;
  scroll-snap-align: start;
  background: var(--gray-bg);
  border-radius: var(--radius-card);
  padding: 1.5rem 1.3rem;
  text-align: center;
}
.assistant-card .blob {
  width: 88px;
  height: 96px;
  margin: 0 auto 0.9rem;
  border-radius: 48% 52% 45% 55% / 60% 58% 42% 40%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.blob-yellow { background: var(--yellow); }
.blob-pink { background: var(--pink); }
.blob-blue { background: var(--blue); }
.blob-green { background: var(--green); }
.blob-purple { background: var(--purple); }
.assistant-card .face { font-weight: 900; font-size: 1.05rem; color: var(--ink); }
.blob-pink .face, .blob-blue .face, .blob-purple .face { color: var(--white); }
.assistant-card h3 { font-size: 1.05rem; margin-bottom: 0.4rem; }
.assistant-card p { font-size: 0.88rem; color: var(--ink-soft); text-align: left; }

/* AIスタッフ一覧（カテゴリ別グリッド） */
.staff-note {
  color: var(--ink-soft);
  margin: -1.2rem auto 0.5rem;
  max-width: 640px;
  font-size: 0.95rem;
}
.staff-group { margin-top: 2.2rem; text-align: left; }
.staff-cat { font-size: 1.1rem; margin-bottom: 1rem; }
.staff-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 0.8rem;
}
.staff-card {
  display: flex;
  align-items: center;
  gap: 0.9rem;
  background: var(--gray-bg);
  border-radius: 16px;
  padding: 0.9rem 1.1rem;
}
.staff-blob {
  flex: none;
  width: 46px;
  height: 50px;
  border-radius: 48% 52% 45% 55% / 60% 58% 42% 40%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.staff-blob .face { font-size: 0.6rem; font-weight: 900; color: var(--ink); }
.staff-blob.blob-pink .face,
.staff-blob.blob-blue .face,
.staff-blob.blob-purple .face { color: var(--white); }
.staff-card h4 { font-size: 0.95rem; font-weight: 900; margin-bottom: 0.15rem; line-height: 1.4; }
.staff-card p { font-size: 0.8rem; color: var(--ink-soft); line-height: 1.5; }

.cta-pair {
  display: flex;
  gap: 0.8rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 1.2rem;
}

/* ---------- フローチップ（イエローブロック内） ---------- */
.flow-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
}
.flow-chip {
  background: var(--white);
  border-radius: 999px;
  padding: 0.7em 1.3em;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 4px 12px rgba(24, 24, 27, 0.08);
}
.flow-chip:nth-child(3) { margin-left: 1.6rem; }
.flow-chip:nth-child(5) { margin-left: 3.2rem; }
.flow-arrow {
  font-weight: 900;
  color: rgba(24, 24, 27, 0.55);
  margin-left: 2.4rem;
  line-height: 1;
}

/* ステップカード（イエローブロック内） */
.step-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.2rem;
  max-width: 1080px;
  margin: 2.5rem auto 0;
  text-align: left;
}
.step-card {
  background: var(--white);
  border-radius: var(--radius-card);
  padding: 1.6rem 1.4rem;
}
.step-num {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 1rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--purple);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.8rem;
}
.step-card h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.step-card p { font-size: 0.92rem; color: var(--ink-soft); }

/* 実績カード */
.work-card {
  display: block;
  background: var(--white);
  border: 3px solid;
  border-radius: var(--radius-card);
  padding: 1.8rem 1.6rem;
  text-decoration: none;
  color: var(--ink);
  transition: transform 0.15s ease;
}
a.work-card:hover { transform: translateY(-4px); }
.border-pink { border-color: var(--pink); }
.border-purple { border-color: var(--purple); }
.border-green { border-color: var(--green); }
.border-blue { border-color: var(--blue); }
.border-yellow { border-color: var(--yellow); }
.work-card h3 { font-size: 1.2rem; margin-bottom: 0.2rem; }
.work-arrow { font-size: 0.9em; }
.work-type {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--ink-soft);
  margin-bottom: 0.7rem;
}
.work-card p:last-child { font-size: 0.95rem; color: var(--ink-soft); }

/* なぜひまりカード（ブルーブロック内） */
.why-card {
  background: var(--white);
  border-radius: var(--radius-card);
  padding: 1.8rem 1.5rem;
  color: var(--ink);
  text-align: center;
}
.why-icon { font-size: 2.2rem; display: block; margin-bottom: 0.8rem; }
.why-card h3 { font-size: 1.1rem; margin-bottom: 0.6rem; }
.why-card p { font-size: 0.92rem; color: var(--ink-soft); text-align: left; }

/* 料金カード（グリーンブロック内） */
.price-grid { max-width: 760px !important; }
.price-card {
  background: var(--white);
  border-radius: var(--radius-card);
  padding: 2rem 1.8rem;
  text-align: center;
}
.price-card h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }
.price-amount {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 1.8rem;
  color: var(--purple);
  margin-bottom: 1rem;
}
.price-card ul {
  list-style: none;
  text-align: left;
  font-size: 0.95rem;
  color: var(--ink-soft);
}
.price-card li { padding: 0.45em 0 0.45em 1.6em; position: relative; }
.price-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  font-weight: 900;
  color: var(--green);
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
  text-align: left;
  display: grid;
  gap: 0.8rem;
}
.faq-list details {
  background: var(--gray-bg);
  border-radius: 16px;
  padding: 1.1rem 1.4rem;
}
.faq-list summary {
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 2rem;
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after {
  content: "＋";
  position: absolute;
  right: 0;
  top: 0;
  font-weight: 900;
  color: var(--purple);
}
.faq-list details[open] summary::after { content: "−"; }
.faq-list details p {
  margin-top: 0.8rem;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

/* ---------- 最終CTA（パープル） ---------- */
.final-cta {
  background: var(--purple);
  color: var(--white);
  text-align: center;
  margin: 0.8rem;
  border-radius: var(--radius-block);
  padding: clamp(3.5rem, 8vw, 6rem) 1.2rem;
}
.final-cta h2 { font-size: clamp(1.6rem, 4.5vw, 2.6rem); margin-bottom: 1rem; }
.final-cta p { color: rgba(255, 255, 255, 0.85); margin-bottom: 2rem; }

/* ---------- フッター ---------- */
.site-footer {
  text-align: center;
  padding: 2.5rem 1.2rem 2rem;
}
.footer-logo { font-weight: 900; font-size: 1.1rem; }
.footer-copy { font-size: 0.88rem; color: var(--ink-soft); margin: 0.4rem 0 1rem; }
.footer-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 0.8rem; margin-bottom: 1.2rem; }
.footer-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.4em;
  color: var(--purple);
  background: var(--purple-soft, #F1E9FE);
  border: 1.5px solid var(--purple);
  border-radius: 999px;
  padding: 0.55em 1.2em;
  font-size: 0.88rem;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.footer-links a:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(124, 58, 237, 0.25); }
.site-footer small { color: #A1A1AA; font-size: 0.8rem; }

/* ---------- ユーティリティ ---------- */
.sp-only { display: inline; }
@media (min-width: 760px) {
  .sp-only { display: none; }
}