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

:root {
  --navy: #1a2e4a;
  --navy-mid: #2c4a6e;
  --blue: #2e7dc5;
  --blue-light: #e8f3fc;
  --text: #222;
  --text-mid: #555;
  --text-light: #888;
  --border: #dde3ea;
  --bg: #fff;
  --bg-gray: #f7f8fa;
}

html { scroll-behavior: smooth; }

body {
  font-family: "游ゴシック", "Yu Gothic", YuGothic, "ヒラギノ角ゴ Pro", "Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, sans-serif;
  font-size: 16px;
  color: var(--text);
  line-height: 1.8;
  background: #fff;
}

a { color: var(--blue); text-decoration: none; }
img { max-width: 100%; }

/* ========== ヘッダー ========== */
header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--navy);
  box-shadow: 0 2px 12px rgba(0,0,0,0.18);
}
nav {
  max-width: 1080px; margin: 0 auto;
  padding: 0 24px; height: 64px;
  display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  font-size: 1rem; font-weight: 700; color: #fff;
  letter-spacing: 0.04em;
}
.nav-logo span { color: #7ec8f0; }
.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a { color: rgba(255,255,255,0.8); font-size: 0.88rem; transition: color 0.2s; }
.nav-links a:hover { color: #fff; }
.nav-cta {
  background: var(--blue) !important; color: #fff !important;
  padding: 7px 18px; border-radius: 4px; font-weight: 700;
  transition: background 0.2s !important;
}
.nav-cta:hover { background: #1a6ab0 !important; }

/* ========== ヒーロー ========== */
#hero {
  padding: 130px 24px 90px;
  background: linear-gradient(150deg, var(--navy) 0%, var(--navy-mid) 100%);
  color: #fff;
}
.hero-inner { max-width: 780px; margin: 0 auto; }
.hero-eyebrow {
  display: inline-block;
  background: rgba(255,255,255,0.12);
  color: #7ec8f0; font-size: 1.25rem;
  font-weight: 700; letter-spacing: 0.08em;
  padding: 8px 24px; border-radius: 20px; margin-bottom: 28px;
}
#hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.6rem);
  font-weight: 700; line-height: 1.5;
  letter-spacing: 0.02em; margin-bottom: 24px;
}
#hero h1 em { font-style: normal; color: #7ec8f0; }
.hero-sub {
  font-size: clamp(1rem, 2.2vw, 1.2rem);
  color: #fff;
  font-weight: 700;
  line-height: 1.9;
  margin-bottom: 24px !important;
}
.hero-body {
  font-size: 0.95rem;
  color: rgba(255,255,255,0.75);
  line-height: 2.1;
  margin-bottom: 0 !important;
}
#hero p {
  font-size: 1rem; color: rgba(255,255,255,0.78);
  line-height: 2; margin-bottom: 40px; max-width: 620px;
}
.hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }
.btn-primary {
  background: var(--blue); color: #fff;
  padding: 13px 32px; border-radius: 4px;
  font-weight: 700; font-size: 0.95rem;
  transition: background 0.2s, transform 0.1s; display: inline-block;
}
.btn-primary:hover { background: #1a6ab0; color: #fff; transform: translateY(-1px); }
.btn-outline {
  background: transparent; color: #fff;
  padding: 13px 32px; border-radius: 4px;
  font-weight: 600; font-size: 0.95rem;
  border: 2px solid rgba(255,255,255,0.45);
  transition: border-color 0.2s; display: inline-block;
}
.btn-outline:hover { border-color: #fff; color: #fff; }

/* ========== セクション共通 ========== */
section { padding: 80px 24px; }
.inner { max-width: 1080px; margin: 0 auto; }
.section-eyebrow {
  display: block; color: var(--blue);
  font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  margin-bottom: 10px;
}
.section-title {
  font-size: clamp(1.4rem, 2.8vw, 1.9rem);
  font-weight: 700; color: var(--navy);
  margin-bottom: 14px; line-height: 1.5;
}
.section-lead {
  font-size: 0.97rem; color: var(--text-mid);
  max-width: 640px; line-height: 2;
}

/* ========== 課題 ========== */
#problem { background: var(--bg-gray); }
.problem-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px; margin-top: 48px;
}
.problem-card {
  background: #fff; border-radius: 8px;
  padding: 28px 24px;
  border-top: 3px solid var(--border);
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
.problem-card .icon { font-size: 1.8rem; margin-bottom: 14px; }
.problem-card h3 { font-size: 0.97rem; color: var(--navy); font-weight: 700; margin-bottom: 10px; }
.problem-card p { font-size: 0.88rem; color: var(--text-mid); line-height: 1.85; }

/* ========== コンセプト ========== */
#concept { background: var(--navy); color: #fff; }
#concept .section-title { color: #fff; }
#concept .section-lead { color: rgba(255,255,255,0.7); }
.concept-body {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 48px; margin-top: 48px; align-items: start;
}
.concept-text p { color: rgba(255,255,255,0.78); line-height: 2; margin-bottom: 16px; font-size: 0.97rem; }
.concept-points { display: flex; flex-direction: column; gap: 14px; }
.concept-point {
  background: rgba(255,255,255,0.07);
  border-left: 3px solid #7ec8f0;
  padding: 14px 18px; border-radius: 0 6px 6px 0;
}
.concept-point strong { display: block; color: #7ec8f0; font-size: 0.92rem; margin-bottom: 4px; }
.concept-point span { color: rgba(255,255,255,0.65); font-size: 0.88rem; }

/* ========== サービス ========== */
#services { background: #fff; }
.services-list { display: flex; flex-direction: column; gap: 28px; margin-top: 48px; }
.service-item {
  display: grid; grid-template-columns: 280px 1fr;
  gap: 0; border: 1px solid var(--border);
  border-radius: 10px; overflow: hidden;
}
.service-label {
  background: var(--navy); color: #fff;
  padding: 32px 28px;
  display: flex; flex-direction: column; justify-content: center;
}
.service-category {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em;
  color: rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.1);
  border-radius: 3px;
  padding: 2px 10px;
  display: inline-block;
  margin-bottom: 10px;
  align-self: flex-start;
}
.service-num {
  font-size: 0.75rem; letter-spacing: 0.12em;
  color: #7ec8f0; font-weight: 700; margin-bottom: 8px;
}
.service-label h3 { font-size: 1rem; font-weight: 700; line-height: 1.6; }
.service-price {
  margin-top: 12px;
  font-size: 0.88rem; font-weight: 700;
  color: #7ec8f0;
  letter-spacing: 0.03em;
}
.service-body { padding: 28px 32px; background: var(--bg-gray); }
.service-body p { font-size: 0.92rem; color: var(--text-mid); margin-bottom: 16px; line-height: 1.9; }
.service-note {
  font-size: 0.85rem !important;
  color: var(--blue) !important;
  background: var(--blue-light);
  border-left: 3px solid var(--blue) !important;
  padding: 8px 14px !important;
  border-radius: 0 4px 4px 0;
  margin-top: 0 !important;
}
.service-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag {
  background: var(--blue-light); color: var(--blue);
  font-size: 0.78rem; font-weight: 700;
  padding: 4px 12px; border-radius: 20px;
}

/* ========== プロフィール ========== */
#profile { background: var(--bg-gray); }
.profile-body {
  display: grid; grid-template-columns: 260px 1fr;
  gap: 52px; margin-top: 48px; align-items: start;
}
.profile-card {
  background: #fff; border-radius: 10px;
  padding: 32px 24px; text-align: center;
  box-shadow: 0 4px 16px rgba(0,0,0,0.07);
}
.profile-avatar {
  width: 96px; height: 96px; border-radius: 50%;
  background: var(--navy); margin: 0 auto 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 2.4rem; color: #fff;
}
.profile-card h3 { font-size: 1.25rem; color: var(--navy); font-weight: 700; margin-bottom: 4px; }
.profile-card .title { font-size: 0.82rem; color: var(--text-light); margin-bottom: 16px; }
.profile-badge {
  display: inline-block; background: var(--blue-light);
  color: var(--blue); font-size: 0.78rem; font-weight: 700;
  padding: 4px 14px; border-radius: 20px;
}
.profile-detail h4 {
  font-size: 0.88rem; font-weight: 700; color: var(--navy);
  letter-spacing: 0.06em;
  padding-bottom: 8px; border-bottom: 2px solid var(--border);
  margin: 24px 0 12px;
}
.profile-detail h4:first-child { margin-top: 0; }
.profile-detail p { font-size: 0.92rem; color: var(--text-mid); line-height: 2; margin-bottom: 10px; }
.profile-list { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.profile-list li {
  font-size: 0.9rem; color: var(--text-mid);
  padding-left: 18px; position: relative; line-height: 1.7;
}
.profile-list li::before { content: "▸"; color: var(--blue); position: absolute; left: 0; }

/* ========== お問い合わせ ========== */
#contact { background: #fff; }
.contact-body {
  display: grid; grid-template-columns: 1fr 1.5fr;
  gap: 52px; margin-top: 48px; align-items: start;
}
.contact-info h3 { font-size: 1rem; color: var(--navy); font-weight: 700; margin-bottom: 14px; }
.contact-info p { font-size: 0.92rem; color: var(--text-mid); line-height: 2; margin-bottom: 24px; }
.contact-detail { display: flex; flex-direction: column; gap: 12px; }
.contact-row { display: flex; gap: 12px; font-size: 0.88rem; color: var(--text-mid); align-items: flex-start; }
.contact-row strong { color: var(--navy); min-width: 56px; }
.contact-form {
  background: var(--bg-gray); border-radius: 10px;
  padding: 36px; box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block; font-size: 0.88rem; font-weight: 700;
  color: var(--navy); margin-bottom: 7px;
}
.required { color: #d94f4f; font-size: 0.75rem; margin-left: 4px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%; padding: 11px 14px;
  border: 2px solid var(--border); border-radius: 6px;
  font-size: 0.92rem; font-family: inherit; color: var(--text);
  background: #fff; transition: border-color 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { outline: none; border-color: var(--blue); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-submit {
  width: 100%; background: var(--blue); color: #fff;
  border: none; padding: 14px; border-radius: 6px;
  font-size: 0.97rem; font-weight: 700; font-family: inherit;
  cursor: pointer; transition: background 0.2s;
}
.form-submit:hover { background: #1a6ab0; }

/* ========== フッター ========== */
footer { background: var(--navy); color: rgba(255,255,255,0.65); padding: 48px 24px 28px; }
.footer-inner { max-width: 1080px; margin: 0 auto; }
.footer-top {
  display: flex; justify-content: space-between; align-items: flex-start;
  padding-bottom: 28px; border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 20px; flex-wrap: wrap; gap: 28px;
}
.footer-brand p { font-size: 0.82rem; color: rgba(255,255,255,0.45); margin-top: 8px; line-height: 1.8; }
.footer-nav { display: flex; gap: 40px; flex-wrap: wrap; align-items: flex-start; }
.footer-nav h4 { color: #fff; font-size: 0.82rem; margin-bottom: 10px; }
.footer-nav ul { list-style: none; display: flex; flex-direction: column; gap: 7px; }
.footer-nav a { color: rgba(255,255,255,0.5); font-size: 0.82rem; transition: color 0.2s; }
.footer-nav a:hover { color: #fff; }
.footer-bottom { font-size: 0.75rem; color: rgba(255,255,255,0.35); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; }

/* ========== 料金 ========== */
#fee { background: var(--bg-gray); }
.fee-list { display: flex; flex-direction: column; gap: 20px; margin-top: 40px; }
.fee-item {
  display: grid; grid-template-columns: 220px 1fr;
  border: 1px solid var(--border); border-radius: 10px; overflow: hidden;
}
.fee-label {
  background: var(--navy); color: #fff;
  padding: 28px 24px;
  display: flex; flex-direction: column; justify-content: center;
}
.fee-name { font-size: 1rem; font-weight: 700; line-height: 1.5; margin-bottom: 8px; }
.fee-service { font-size: 0.75rem; color: #7ec8f0; font-weight: 700; letter-spacing: 0.08em; }
.fee-body { padding: 24px 28px; background: #fff; }
.fee-price {
  font-size: 1.4rem; font-weight: 700; color: var(--navy);
  margin-bottom: 10px; line-height: 1.3;
}
.fee-unit { font-size: 0.85rem; font-weight: 400; color: var(--text-mid); margin-left: 4px; }
.fee-desc { font-size: 0.9rem; color: var(--text-mid); line-height: 1.85; margin: 0; }

/* ========== 相談例 ========== */
.cases-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--blue);
  background: var(--blue-light);
  border: 1px solid var(--blue);
  border-radius: 3px;
  padding: 4px 14px;
  margin-bottom: 14px;
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 32px;
  counter-reset: case-counter;
}
.case-item {
  background: #fff;
  border-radius: 8px;
  padding: 20px 22px 20px 68px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.8;
  box-shadow: 0 3px 14px rgba(46,125,197,0.1);
  border: 1px solid #d0e6f7;
  position: relative;
  display: block;
  counter-increment: case-counter;
  transition: box-shadow 0.2s, transform 0.2s;
}
.case-item:hover {
  box-shadow: 0 6px 20px rgba(46,125,197,0.18);
  transform: translateY(-2px);
}
.case-item::before {
  content: counter(case-counter, decimal-leading-zero);
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 34px;
  height: 34px;
  background: var(--blue);
  color: #fff;
  border-radius: 50%;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}
.case-icon { display: none; }

/* ========== レスポンシブ ========== */
@media (max-width: 768px) {
  .nav-links { display: none; }
  section { padding: 60px 16px; }
  .problem-grid { grid-template-columns: 1fr; }
  .concept-body { grid-template-columns: 1fr; gap: 28px; }
  .service-item { grid-template-columns: 1fr; }
  .profile-body { grid-template-columns: 1fr; gap: 28px; }
  .contact-body { grid-template-columns: 1fr; gap: 28px; }
  .cases-grid { grid-template-columns: 1fr; }
  .fee-item { grid-template-columns: 1fr; }
  .footer-top { flex-direction: column; }
  .footer-bottom { flex-direction: column; }
}