/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  line-height: 1.75;
  color: #1f2d28;
  background: #fff;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4, p { margin: 0; }

:root {
  --primary: #1d8b6c;
  --primary-dark: #156954;
  --accent: #ff8b3d;
  --accent-dark: #e87422;
  --bg-light: #f4f9f6;
  --border: #d8e6df;
  --text: #1f2d28;
  --text-soft: #5a6b62;
  --shadow: 0 8px 28px rgba(29, 139, 108, 0.08);
}

/* ===== LAYOUT ===== */
.container { width: min(1100px, 92%); margin: 0 auto; }
.container--narrow { max-width: 760px; }
.section { padding: 80px 0; }
.section--alt { background: var(--bg-light); }
.section-eyebrow {
  text-align: center;
  font-size: 0.875rem;
  letter-spacing: 0.15em;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 12px;
}
.section-title {
  text-align: center;
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 900;
  color: var(--primary);
  letter-spacing: 0.02em;
  margin-bottom: 16px;
  line-height: 1.4;
}
.section-lead {
  text-align: center;
  color: var(--text-soft);
  margin-bottom: 48px;
  font-size: 1rem;
}

/* ===== HEADER ===== */
.header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header__inner {
  width: min(1100px, 92%); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 0; gap: 16px;
}
.header__logo { display: flex; flex-direction: column; line-height: 1.2; }
.header__logo-mark {
  font-weight: 900; font-size: 0.85rem; color: var(--primary);
  letter-spacing: 0.02em;
}
.header__logo-text {
  font-size: 1rem; color: var(--text); font-weight: 700;
}
.header__call {
  display: flex; align-items: center; gap: 8px;
  background: var(--accent); color: #fff;
  padding: 8px 14px; border-radius: 10px;
  transition: all 0.2s;
}
.header__call:hover { background: var(--accent-dark); transform: translateY(-1px); }
.header__call-icon { font-size: 1.1rem; }
.header__call-text { display: flex; flex-direction: column; line-height: 1.2; }
.header__call-label { font-size: 0.7rem; opacity: 0.95; }
.header__call-number {
  font-family: 'Inter', sans-serif; font-weight: 800;
  font-size: 0.95rem; letter-spacing: 0.02em;
}

/* ===== HERO ===== */
.hero {
  position: relative; padding: 60px 0 80px;
  overflow: hidden; color: #fff; isolation: isolate;
}
.hero__bg {
  position: absolute; inset: 0; z-index: -2;
  background: linear-gradient(135deg, #156954 0%, #1d8b6c 50%, #2bb087 100%);
}
.hero__bg::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255,139,61,0.18) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(255,255,255,0.08) 0%, transparent 40%);
}
.hero__inner {
  width: min(1100px, 92%); margin: 0 auto;
  text-align: center; position: relative;
}
.hero__badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  padding: 8px 18px; border-radius: 999px;
  font-size: 0.95rem; font-weight: 700;
  margin-bottom: 24px;
}
.hero__badge strong { color: #ffd54a; font-size: 1.05rem; }

.hero__title {
  font-size: clamp(1.75rem, 5.5vw, 3rem);
  font-weight: 900; line-height: 1.4;
  margin-bottom: 16px; letter-spacing: 0.02em;
}
.hero__title-strong {
  color: #ffd54a; position: relative;
}
.hero__title-strong::after {
  content: ''; position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 4px; background: #ffd54a; opacity: 0.5;
  border-radius: 4px;
}
.hero__lead {
  font-size: clamp(0.95rem, 2.2vw, 1.05rem);
  line-height: 1.8; margin-bottom: 24px; opacity: 0.95;
}
.hero__rating {
  display: inline-flex; align-items: center; gap: 14px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.25);
  padding: 12px 22px; border-radius: 14px;
  margin-bottom: 28px;
}
.hero__rating-stars {
  color: #ffd54a; font-size: 1.2rem;
  letter-spacing: 0.1em; line-height: 1;
}
.hero__rating-text { display: flex; flex-direction: column; line-height: 1.2; align-items: flex-start; }
.hero__rating-text span { font-size: 0.75rem; opacity: 0.9; }
.hero__rating-text strong {
  font-family: 'Inter', sans-serif; font-size: 1.6rem; font-weight: 800;
  letter-spacing: 0.02em;
}

.hero__cta {
  display: flex; flex-direction: column;
  align-items: center; gap: 12px; margin-bottom: 32px;
}
.hero__features {
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 12px 20px; font-size: 0.875rem;
}
.hero__features li { display: inline-flex; align-items: center; gap: 6px; }
.hero__features span { color: #ffd54a; font-weight: 900; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 10px; font-weight: 700; border-radius: 12px;
  padding: 14px 24px; transition: all 0.2s;
  text-align: center; font-size: 1rem;
}
.btn--primary {
  background: var(--accent); color: #fff;
  box-shadow: 0 6px 18px rgba(255, 139, 61, 0.4);
}
.btn--primary:hover {
  background: var(--accent-dark); transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(255, 139, 61, 0.5);
}
.btn--ghost {
  background: rgba(255,255,255,0.1); color: #fff;
  border: 1px solid rgba(255,255,255,0.4);
}
.btn--ghost:hover { background: rgba(255,255,255,0.2); }
.btn--lg { padding: 18px 32px; font-size: 1.125rem; width: min(420px, 100%); }
.btn--block { width: 100%; }
.btn__icon { font-size: 1.3rem; }
.btn__main { display: flex; flex-direction: column; align-items: flex-start; line-height: 1.2; }
.btn__label { font-size: 0.85rem; font-weight: 600; opacity: 0.95; }
.btn__sub {
  font-family: 'Inter', sans-serif;
  font-size: 1.5rem; font-weight: 800; letter-spacing: 0.04em;
}

/* ===== TROUBLE ===== */
.trouble__list {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px; margin-top: 32px;
}
.trouble__item {
  background: #fff; border: 1px solid var(--border);
  border-radius: 14px; padding: 24px 20px;
  display: flex; align-items: center; gap: 16px;
  transition: all 0.2s;
}
.trouble__item:hover {
  border-color: var(--primary); transform: translateY(-2px); box-shadow: var(--shadow);
}
.trouble__icon {
  font-size: 2rem; width: 56px; height: 56px;
  border-radius: 14px; background: var(--bg-light);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.trouble__item h3 {
  font-size: 1rem; font-weight: 700; color: var(--primary);
  line-height: 1.5;
}

/* ===== WHY ===== */
.why__grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px; margin-top: 32px;
}
.why__card {
  background: #fff; border-radius: 16px;
  padding: 32px 28px; position: relative;
  box-shadow: var(--shadow); border: 1px solid var(--border);
}
.why__num {
  font-family: 'Inter', sans-serif;
  font-size: 3.5rem; font-weight: 800;
  color: var(--accent); opacity: 0.18;
  position: absolute; top: 12px; right: 24px; line-height: 1;
}
.why__card h3 {
  font-size: 1.2rem; font-weight: 800; color: var(--primary);
  margin-bottom: 12px; position: relative; line-height: 1.5;
}
.why__card p {
  font-size: 0.95rem; color: var(--text-soft); line-height: 1.8;
}

/* ===== SERVICE ===== */
.service__grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 16px;
}
.service__card {
  background: #fff; border: 1px solid var(--border);
  border-radius: 14px; padding: 28px 24px; transition: all 0.2s;
}
.service__card:hover {
  border-color: var(--primary); box-shadow: var(--shadow);
}
.service__card h3 {
  font-size: 1.05rem; font-weight: 800; color: var(--primary);
  margin-bottom: 8px; padding-left: 14px;
  border-left: 4px solid var(--accent);
}
.service__card p {
  font-size: 0.9rem; color: var(--text-soft); line-height: 1.75;
}
.service__note {
  text-align: center; font-size: 0.8rem;
  color: var(--text-soft); margin-top: 24px;
}

/* ===== FLOW ===== */
.flow__list {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.flow__step {
  background: #fff; border-radius: 14px;
  padding: 28px 24px; border: 1px solid var(--border);
}
.flow__num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--primary); color: #fff;
  font-family: 'Inter', sans-serif; font-weight: 800;
  font-size: 1.1rem; margin-bottom: 14px;
}
.flow__step h3 {
  font-size: 1rem; font-weight: 800;
  color: var(--primary); margin-bottom: 8px;
}
.flow__step p {
  font-size: 0.875rem; color: var(--text-soft); line-height: 1.7;
}

/* ===== VOICE ===== */
.voice__grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}
.voice__card {
  background: #fff; border: 1px solid var(--border);
  border-radius: 14px; padding: 28px 24px; box-shadow: var(--shadow);
}
.voice__card--featured {
  grid-column: 1 / -1;
  background: linear-gradient(180deg, #fff 0%, #f4f9f6 100%);
  border: 2px solid var(--primary);
}
.voice__stars {
  color: #ffc83d; font-size: 1.1rem;
  letter-spacing: 0.1em; margin-bottom: 12px;
}
.voice__text {
  font-size: 0.95rem; line-height: 1.8;
  color: var(--text); margin-bottom: 14px;
}
.voice__card--featured .voice__text {
  font-size: 1rem;
}
.voice__meta {
  font-size: 0.8rem; color: var(--text-soft);
}
.voice__note {
  text-align: center; font-size: 0.75rem;
  color: var(--text-soft); margin-top: 24px;
}

/* ===== CONTACT ===== */
.contact__call {
  display: block;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
  color: #fff; padding: 24px; border-radius: 16px;
  text-align: center; margin: 32px 0 24px;
  box-shadow: 0 12px 30px rgba(255, 139, 61, 0.35);
  transition: transform 0.2s;
}
.contact__call:hover { transform: translateY(-3px); }
.contact__call-label {
  display: block; font-size: 0.875rem; margin-bottom: 4px;
  opacity: 0.95; font-weight: 600;
}
.contact__call-number {
  display: block; font-family: 'Inter', sans-serif;
  font-size: clamp(1.75rem, 6vw, 2.5rem);
  font-weight: 800; letter-spacing: 0.04em; margin: 4px 0;
}
.contact__call-sub {
  display: block; font-size: 0.75rem; opacity: 0.9;
}

/* ===== FORM ===== */
.form { display: flex; flex-direction: column; gap: 18px; }
.form__row { display: flex; flex-direction: column; gap: 6px; }
.form__label {
  font-size: 0.875rem; font-weight: 700; color: var(--primary);
}
.form__required { color: var(--accent); }
.form__input {
  width: 100%; padding: 14px 16px;
  border: 1px solid var(--border); border-radius: 10px;
  font: inherit; background: #fff;
  transition: all 0.2s;
}
.form__input:focus {
  outline: none; border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(255, 139, 61, 0.15);
}
.form__textarea { resize: vertical; min-height: 120px; }
.form__note {
  font-size: 0.75rem; color: var(--text-soft);
  text-align: center; margin-top: 4px;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--primary); color: rgba(255,255,255,0.85);
  padding: 48px 0 24px; font-size: 0.875rem;
}
.footer__grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 32px; margin-bottom: 32px;
}
.footer__brand-name {
  font-size: 1.25rem; font-weight: 800; color: #fff; margin-bottom: 4px;
}
.footer__brand-sub {
  font-size: 0.875rem; color: rgba(255,255,255,0.7);
}
.footer__info p { margin-bottom: 6px; line-height: 1.7; }
.footer__info a { color: #ffd54a; font-weight: 700; }
.footer__copy {
  text-align: center; font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 24px;
}

/* ===== STICKY MOBILE CTA ===== */
.sticky-call {
  position: fixed; bottom: 16px; left: 16px; right: 16px;
  background: var(--accent); color: #fff;
  padding: 14px 18px; border-radius: 14px;
  display: none; align-items: center; justify-content: center;
  gap: 12px; box-shadow: 0 12px 28px rgba(255,139,61,0.45);
  z-index: 100; font-weight: 700;
}
.sticky-call__icon { font-size: 1.4rem; }
.sticky-call__text { display: flex; flex-direction: column; line-height: 1.2; }
.sticky-call__label { font-size: 0.75rem; opacity: 0.95; }
.sticky-call__number {
  font-family: 'Inter', sans-serif; font-weight: 800;
  font-size: 1.15rem; letter-spacing: 0.04em;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 720px) {
  .section { padding: 56px 0; }
  .header__logo-text { font-size: 0.85rem; }
  .header__call { padding: 6px 10px; }
  .header__call-label { display: none; }
  .hero { padding: 40px 0 100px; }
  .footer__grid { grid-template-columns: 1fr; gap: 20px; }
  .sticky-call { display: flex; }
  body { padding-bottom: 80px; }
}
@media (min-width: 721px) {
  .hero__cta { flex-direction: row; justify-content: center; }
}