/* ============================================
   なつ｜記帳代行・経理サポート
   配色: 白×ネイビー基調＋温かい差し色（アンバー）
   フォント: 見出し=Zen Maru Gothic / 本文=Noto Sans JP
   ============================================ */

:root {
  --navy: #1f3a5f;
  --navy-soft: #2e5e8c;
  --navy-deep: #16293f;
  --amber: #e8a64d;
  --amber-soft: #f5c86e;
  --cream: #fdf9f2;
  --pale-blue: #eef4fa;
  --ink: #2a3138;
  --gray: #6b7684;
  --white: #ffffff;
  --radius: 20px;
  --shadow: 0 10px 30px rgba(31, 58, 95, 0.10);
  --shadow-soft: 0 4px 16px rgba(31, 58, 95, 0.07);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  color: var(--ink);
  line-height: 1.9;
  background: var(--white);
  font-size: 16px;
  overflow-wrap: anywhere;
}

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

h1, h2, h3, .site-logo, .flow-num, .service-num, .price-value {
  font-family: "Zen Maru Gothic", "Noto Sans JP", sans-serif;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- 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 rgba(31, 58, 95, 0.08);
}
.header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.site-logo {
  font-weight: 900;
  font-size: 1.15rem;
  color: var(--navy);
  white-space: nowrap;
}
.logo-divider { color: var(--amber); font-weight: 500; }
.logo-sub { font-size: 0.85rem; font-weight: 700; }
.site-nav { display: flex; align-items: center; gap: 22px; }
.site-nav a {
  color: var(--navy);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
}
.site-nav a:hover { color: var(--navy-soft); }
.nav-cta {
  background: var(--amber);
  color: var(--navy-deep) !important;
  padding: 8px 20px;
  border-radius: 999px;
  font-weight: 700;
  box-shadow: var(--shadow-soft);
}
.nav-cta:hover { background: #d9953b; }

/* ---------- ファーストビュー ---------- */
.hero {
  position: relative;
  background:
    radial-gradient(ellipse 900px 500px at 85% 20%, rgba(245, 200, 110, 0.18), transparent 60%),
    radial-gradient(ellipse 800px 600px at 10% 90%, rgba(46, 94, 140, 0.10), transparent 60%),
    linear-gradient(160deg, #ffffff 0%, #f2f7fc 100%);
  padding: 72px 0 110px;
  overflow: hidden;
}
.hero-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}
.hero-lead {
  display: inline-block;
  background: var(--white);
  color: var(--navy-soft);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 6px 18px;
  border-radius: 999px;
  border: 1px solid rgba(46, 94, 140, 0.25);
  margin-bottom: 22px;
}
.hero-catch {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  font-weight: 900;
  color: var(--navy);
  line-height: 1.4;
  letter-spacing: 0.04em;
  margin-bottom: 22px;
}
.hero-catch .accent {
  color: var(--navy-soft);
  background: linear-gradient(transparent 68%, var(--amber-soft) 68%);
  padding: 0 2px;
}
.hero-sub {
  color: var(--gray);
  max-width: 30em;
  margin-bottom: 32px;
}
.hero-buttons { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-block;
  text-decoration: none;
  font-weight: 700;
  border-radius: 999px;
  padding: 14px 32px;
  font-size: 0.98rem;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.btn-primary {
  background: var(--navy);
  color: var(--white);
  box-shadow: var(--shadow);
}
.btn-primary:hover { background: var(--navy-soft); transform: translateY(-2px); }
.btn-outline {
  background: var(--white);
  color: var(--navy);
  border: 2px solid var(--navy);
}
.btn-outline:hover { background: var(--pale-blue); transform: translateY(-2px); }
.hero-visual img {
  border-radius: 28px;
  box-shadow: var(--shadow);
}
.hero-wave {
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  line-height: 0;
}
.hero-wave svg { width: 100%; height: 60px; }

/* ---------- セクション共通 ---------- */
section { padding: 88px 0; }
.section-pale { background: var(--pale-blue); }
.section-en {
  text-align: center;
  color: #b9761f;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.section-en-light { color: var(--amber-soft); }
.section-title {
  text-align: center;
  font-size: clamp(1.5rem, 3.2vw, 2rem);
  font-weight: 900;
  color: var(--navy);
  margin-bottom: 40px;
  letter-spacing: 0.05em;
}
.section-title-left { text-align: left; }
.section-lead { text-align: center; color: var(--gray); margin: -20px 0 36px; }

/* ---------- お悩み ---------- */
.worries { padding-top: 64px; }
.worry-list {
  list-style: none;
  max-width: 640px;
  margin: 0 auto 36px;
  display: grid;
  gap: 14px;
}
.worry-list li {
  background: var(--white);
  border-radius: var(--radius);
  padding: 18px 24px 18px 58px;
  position: relative;
  box-shadow: var(--shadow-soft);
}
.worry-list li::before {
  content: "✓";
  position: absolute;
  left: 22px;
  top: 50%;
  transform: translateY(-50%);
  width: 24px; height: 24px;
  background: var(--amber);
  color: var(--navy-deep);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  font-weight: 700;
}
.worry-list strong { color: var(--navy); }
.worry-note {
  text-align: center;
  font-size: 0.85rem;
  color: var(--gray);
  margin-top: 14px;
}
.worry-close {
  text-align: center;
  font-family: "Zen Maru Gothic", sans-serif;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--navy);
}
.marker { background: linear-gradient(transparent 65%, var(--amber-soft) 65%); }

/* ---------- サービス ---------- */
.service-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 30px 26px;
  box-shadow: var(--shadow);
  border-top: 4px solid var(--amber);
  position: relative;
}
.service-num {
  position: absolute;
  top: 14px;
  right: 20px;
  font-size: 1.8rem;
  font-weight: 900;
  color: rgba(46, 94, 140, 0.16);
}
.service-img {
  width: 120px;
  height: 120px;
  margin: 4px auto 18px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--pale-blue);
}
.service-img img { width: 100%; height: 100%; object-fit: cover; }
.service-card h3 {
  text-align: center;
  color: var(--navy);
  font-size: 1.12rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.service-card p:not(.service-num) { font-size: 0.93rem; color: var(--ink); }

/* ---------- 信条 ---------- */
.creed {
  background:
    radial-gradient(ellipse 700px 400px at 90% 10%, rgba(245, 200, 110, 0.15), transparent 55%),
    linear-gradient(150deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: var(--white);
}
.creed-inner { max-width: 760px; text-align: center; }
.creed-title {
  font-size: clamp(1.5rem, 3.4vw, 2.1rem);
  font-weight: 900;
  line-height: 1.6;
  margin-bottom: 26px;
  letter-spacing: 0.05em;
}
.accent-warm { color: var(--amber-soft); }
.creed-text { color: rgba(255, 255, 255, 0.88); text-align: left; }

/* ---------- ごあいさつ ---------- */
.profile-inner {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 48px;
  align-items: start;
}
.profile-icon img {
  border-radius: 50%;
  border: 6px solid var(--pale-blue);
  box-shadow: var(--shadow);
}
.profile-text .section-en { text-align: left; }
.profile-text p:not(.section-en) { margin-bottom: 14px; }

/* ---------- レポート見本 ---------- */
.report-mock {
  max-width: 680px;
  margin: 0 auto;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.report-head {
  background: var(--navy);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  gap: 12px;
}
.report-title { font-weight: 700; font-size: 0.95rem; }
.report-badge {
  background: var(--amber-soft);
  color: var(--navy-deep);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 999px;
  white-space: nowrap;
}
.report-body {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 26px;
  padding: 26px 28px;
  align-items: center;
}
.bar-row { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.bar-label { font-size: 0.8rem; color: var(--gray); width: 3em; flex-shrink: 0; }
.bar { height: 18px; border-radius: 9px; display: block; }
.b1 { width: 100%; background: var(--navy-soft); }
.b2 { width: 62%; background: #9db8d4; }
.b3 { width: 38%; background: var(--amber); }
.report-points {
  list-style: none;
  font-size: 0.88rem;
  display: grid;
  gap: 10px;
}
.report-points li {
  background: var(--cream);
  border-radius: 12px;
  padding: 10px 14px;
}
.report-points strong { color: var(--navy); }
.sample-note {
  text-align: center;
  font-size: 0.82rem;
  color: var(--gray);
  margin-top: 20px;
}

/* ---------- 料金 ---------- */
.price-group-title {
  text-align: center;
  color: var(--navy);
  font-size: 1.15rem;
  font-weight: 700;
  margin: 36px 0 22px;
}
.price-group-title:first-of-type { margin-top: 0; }
.price-caption {
  text-align: center;
  font-size: 0.85rem;
  color: var(--gray);
  max-width: 34em;
  margin: -8px auto 20px;
  padding: 0 8px;
}
.price-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  max-width: 900px;
  margin: 0 auto;
}
.price-cards-2 {
  grid-template-columns: repeat(2, 1fr);
  max-width: 600px;
}
.price-card {
  background: var(--white);
  border: 1px solid rgba(31, 58, 95, 0.12);
  border-radius: var(--radius);
  padding: 26px 20px;
  text-align: center;
  box-shadow: var(--shadow-soft);
}
.price-card-featured {
  border: 2px solid var(--amber);
}
.price-plan {
  color: var(--navy-soft);
  font-weight: 700;
  font-size: 0.95rem;
  margin-bottom: 8px;
}
.price-value {
  color: var(--navy);
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 8px;
}
.price-value span { font-size: 1rem; font-weight: 700; }
.price-desc { font-size: 0.85rem; color: var(--gray); }
.price-note {
  text-align: center;
  font-size: 0.85rem;
  color: var(--gray);
  margin-top: 30px;
}

/* ---------- 流れ ---------- */
.flow-steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
  max-width: 900px;
  margin: 0 auto;
  counter-reset: none;
}
.flow-step {
  background: var(--white);
  border-radius: var(--radius);
  padding: 30px 24px;
  text-align: center;
  box-shadow: var(--shadow-soft);
  position: relative;
}
.flow-num {
  width: 48px; height: 48px;
  margin: 0 auto 14px;
  background: var(--navy);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 900;
}
.flow-step h3 {
  color: var(--navy);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.flow-step p:not(.flow-num) { font-size: 0.9rem; text-align: left; }
.flow-note {
  text-align: center;
  font-size: 0.85rem;
  color: var(--gray);
  margin-top: 28px;
}

/* ---------- お約束 ---------- */
.promise-list {
  list-style: none;
  max-width: 720px;
  margin: 0 auto;
  display: grid;
  gap: 14px;
}
.promise-list li {
  background: var(--cream);
  border-left: 4px solid var(--amber);
  border-radius: 12px;
  padding: 16px 22px 16px 52px;
  position: relative;
  font-size: 0.95rem;
}
.promise-list li::before {
  content: "";
  position: absolute;
  left: 20px;
  top: 24px;
  width: 16px; height: 9px;
  border-left: 3px solid var(--navy-soft);
  border-bottom: 3px solid var(--navy-soft);
  transform: rotate(-45deg);
}

/* ---------- お問い合わせ ---------- */
.contact {
  background:
    radial-gradient(ellipse 600px 400px at 15% 20%, rgba(245, 200, 110, 0.14), transparent 55%),
    linear-gradient(160deg, var(--navy-soft) 0%, var(--navy) 90%);
  color: var(--white);
}
.contact-inner { text-align: center; max-width: 640px; }
.contact-title {
  font-size: clamp(1.5rem, 3.2vw, 2rem);
  font-weight: 900;
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}
.contact-text { color: rgba(255, 255, 255, 0.9); margin-bottom: 26px; }
.contact-preparing {
  display: inline-block;
  background: rgba(255, 255, 255, 0.12);
  border: 1px dashed rgba(255, 255, 255, 0.5);
  border-radius: var(--radius);
  padding: 18px 36px;
  font-weight: 700;
  line-height: 2;
}

/* ---------- フッター ---------- */
.site-footer {
  background: var(--navy-deep);
  color: rgba(255, 255, 255, 0.75);
  text-align: center;
  padding: 26px 16px;
  font-size: 0.82rem;
}

/* ============================================
   レスポンシブ
   ============================================ */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 32px; }
  .hero { padding: 48px 0 90px; }
  .hero-visual { max-width: 520px; margin: 0 auto; }
  .service-cards { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .flow-steps { grid-template-columns: 1fr; max-width: 520px; }
  .price-cards { grid-template-columns: 1fr; max-width: 420px; }
  .price-cards-2 { grid-template-columns: 1fr; }
  .profile-inner { grid-template-columns: 1fr; gap: 28px; }
  .profile-icon { max-width: 200px; margin: 0 auto; }
  .report-body { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  html { scroll-padding-top: 110px; }
  section { padding: 64px 0; }
  .header-inner { flex-direction: column; gap: 4px; padding: 10px 16px; }
  .site-logo { font-size: 1rem; }
  .site-nav { gap: 14px; }
  .site-nav a { font-size: 0.85rem; }
  .nav-cta { padding: 6px 16px; }
  .hero-catch { line-height: 1.45; }
  .hero-buttons .btn { width: 100%; text-align: center; }
  body { font-size: 15px; }
}