/* =========================================================
   あとサポ by おはし総研株式会社 — LP 案C
   ブランドパレット & ベース
   ========================================================= */
:root {
  --cream:        #fef6ea;
  --cream-2:      #fdeedd;
  --ink:          #3a2b22;
  --ink-strong:   #2a1c14;
  --dark:         #2a1c14;
  --orange:       #ed5a1c;
  --orange-bright:#ff7a2e;
  --orange-light: #ff8a3d;
  --amber:        #ffb24d;
  --amber-2:      #ffba6b;
  --text-muted:   #6b5746;
  --text-muted-2: #9a8472;
  --od-muted:     #b69a82; /* on-dark muted */
  --od-muted-2:   #cbbaab;
  --od-soft:      #e3d2c2;
  --green:        #22a06b;
  --green-deep:   #1c8a52;
  --green-pill:   #e7f6ee;
  --border-soft:  #f7e2c9;
  --border-dash:  #f0d9bf;
  --strike:       #7d6a5a;
  --strike-line:  #d3b89c;
  --font-body: 'Noto Sans JP', sans-serif;
  --font-head: 'Zen Kaku Gothic New', sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--cream);
  font-family: var(--font-body);
  color: var(--ink);
  line-height: 1.78;
}

p { margin: 0; }
h1, h2, h3 { margin: 0; line-height: 1.3; }
a { color: inherit; }
img { max-width: 100%; display: block; }

.wrap { max-width: 1000px; margin: 0 auto; }

.accent { color: var(--orange); }

/* 共通：セクション見出し */
.section-title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 38px;
}

/* 共通：丸ボタン */
.btn {
  display: inline-block;
  border-radius: 999px;
  font-family: var(--font-head);
  font-weight: 900;
  text-decoration: none;
  transition: transform .15s ease, opacity .15s ease, box-shadow .15s ease;
}
.btn:hover { transform: translateY(-2px); }

/* =========================================================
   ナビ
   ========================================================= */
.nav { position: sticky; top: 0; z-index: 50; background: var(--dark); }
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 28px;
}
.nav__brand { display: flex; align-items: baseline; gap: 12px; }
.nav__logo {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 26px;
  color: var(--amber);
}
.nav__by { font-size: 12px; color: var(--od-muted); }
.nav__menu { display: flex; align-items: center; gap: 26px; }
.nav__link {
  font-size: 14px;
  color: var(--od-soft);
  text-decoration: none;
  font-weight: 500;
  transition: color .15s ease;
}
.nav__link:hover { color: var(--amber); }
.nav__cta {
  background: var(--orange-bright);
  color: #fff;
  padding: 11px 24px;
  border-radius: 999px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 14px;
  text-decoration: none;
  transition: transform .15s ease;
}
.nav__cta:hover { transform: translateY(-2px); }
.nav__login {
  color: var(--od-soft);
  border: 1.5px solid rgba(255,255,255,.45);
  padding: 9px 18px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  transition: border-color .15s ease, color .15s ease;
  white-space: nowrap;
}
.nav__login:hover { color: var(--amber); border-color: var(--amber); }

/* =========================================================
   ヒーロー
   ========================================================= */
.hero {
  position: relative;
  background: radial-gradient(120% 120% at 80% 0%, #ff8a3d 0%, #ed5a1c 60%, #d8480f 100%);
  color: #fff;
  overflow: hidden;
}
.hero__deco { position: absolute; height: 28px; background: #fff; opacity: .14; border-radius: 14px; }
.hero__deco--1 { right: -40px; top: 80px;  width: 420px; transform: rotate(-18deg); }
.hero__deco--2 { right: 0;     top: 150px; width: 440px; transform: rotate(-26deg); }
.hero__inner { position: relative; padding: 84px 28px 90px; }
.hero__content { max-width: 660px; }
.hero__eyebrow {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 19px;
  color: #ffe0c2;
  letter-spacing: .08em;
}
.hero__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 68px;
  line-height: 1.14;
  margin-top: 16px;
  letter-spacing: .01em;
}
.hero__lead { margin-top: 28px; font-size: 18px; color: #fff3e9; max-width: 520px; }
.hero__actions { display: flex; gap: 14px; margin-top: 36px; flex-wrap: wrap; }
.btn--dark { background: var(--dark); color: var(--amber); padding: 18px 36px; font-size: 18px; }
.btn--ghost-light {
  background: rgba(255,255,255,.2);
  color: #fff;
  border: 2px solid rgba(255,255,255,.6);
  padding: 18px 32px;
  font-size: 18px;
}

/* =========================================================
   お悩み
   ========================================================= */
.worries { padding: 80px 28px; }
.worries__list { margin-top: 36px; }
.worry {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 2px dashed var(--border-dash);
}
.worry__n {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 44px;
  color: var(--amber-2);
  line-height: 1;
  min-width: 54px;
}
.worry__t { font-family: var(--font-head); font-weight: 900; font-size: 24px; color: var(--ink-strong); }
.worry__d { margin-top: 6px; font-size: 16px; color: var(--text-muted); }

/* =========================================================
   サービス（ダーク）
   ========================================================= */
.services { background: var(--dark); color: var(--cream); }
.services__inner { padding: 80px 28px; }
.services__eyebrow { font-family: var(--font-head); font-weight: 900; font-size: 19px; color: var(--amber); }
.services__title {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 38px;
  color: #fff;
  margin-top: 6px;
  margin-bottom: 38px;
}
.service {
  display: flex;
  align-items: center;
  gap: 28px;
  background: rgba(255,255,255,.05);
  border-radius: 20px;
  padding: 30px 34px;
  margin-bottom: 16px;
  border: 1px solid rgba(255,178,77,.2);
}
.service__n {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 52px;
  color: var(--orange-bright);
  min-width: 80px;
}
.service__body { flex: 1; }
.service__t { font-family: var(--font-head); font-weight: 900; font-size: 26px; color: var(--amber); }
.service__d { margin-top: 8px; font-size: 16px; color: var(--od-soft); }

/* =========================================================
   選ばれる理由
   ========================================================= */
.reasons { padding: 80px 28px; }
.reasons .section-title { margin-bottom: 36px; }
.reasons__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.reason { background: #fff; border-radius: 18px; padding: 28px 30px; border: 2px solid var(--border-soft); }
.reason__t { font-family: var(--font-head); font-weight: 900; font-size: 21px; color: var(--orange); }
.reason__d { margin-top: 8px; font-size: 15px; color: var(--text-muted); }

/* =========================================================
   こんな時、入っててよかった（ケース比較）
   ========================================================= */
.cases { background: var(--cream-2); }
.cases__inner { padding: 80px 28px; }
.cases__head { text-align: center; }
.cases__eyebrow { font-family: var(--font-head); font-weight: 900; font-size: 19px; color: var(--orange); }
.cases__head .section-title { margin-top: 6px; }
.cases__sub { margin-top: 14px; font-size: 16px; color: var(--text-muted); }
.cases__list { display: grid; gap: 20px; margin-top: 44px; }
.case {
  background: #fff;
  border: 2px solid var(--border-soft);
  border-radius: 20px;
  padding: 32px 34px;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 28px;
  align-items: center;
}
.case__tag {
  display: inline-block;
  background: var(--dark);
  color: var(--amber);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 12px;
  letter-spacing: .08em;
  padding: 5px 14px;
  border-radius: 999px;
}
.case__t {
  margin-top: 14px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 23px;
  color: var(--ink-strong);
  line-height: 1.4;
}
.case__d { margin-top: 10px; font-size: 14.5px; color: var(--text-muted); line-height: 1.7; }
.case__compare { background: #fdf3e8; border-radius: 16px; padding: 22px 24px; }
.case__spot-label { font-size: 12px; color: var(--text-muted-2); font-weight: 700; }
.case__spot {
  margin-top: 4px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 17px;
  color: var(--strike);
  text-decoration: line-through;
  text-decoration-color: var(--strike-line);
}
.case__divider { height: 1px; background: #f0ddc6; margin: 16px 0; }
.case__plan-label { font-size: 12px; color: var(--orange); font-weight: 900; }
.case__plan-row { margin-top: 4px; display: flex; gap: 8px; align-items: flex-start; }
.case__check { color: var(--green); font-weight: 900; font-size: 16px; line-height: 1.4; }
.case__plan { font-family: var(--font-head); font-weight: 900; font-size: 17px; color: var(--ink-strong); line-height: 1.4; }
.cases__note { margin-top: 22px; font-size: 12px; color: var(--text-muted-2); text-align: center; line-height: 1.7; }

/* =========================================================
   料金プラン（単一プラン）
   ========================================================= */
.price { background: var(--cream); }
.price__inner { padding: 80px 28px; }
.price__head { text-align: center; }
.price__eyebrow { font-family: var(--font-head); font-weight: 900; font-size: 19px; color: var(--orange); }
.price__head .section-title { margin-top: 6px; }
.price__sub { margin-top: 14px; font-size: 16px; color: var(--text-muted); }

.plan-card {
  max-width: 720px;
  margin: 44px auto 0;
  background: #fff;
  border: 3px solid var(--orange-bright);
  border-radius: 26px;
  box-shadow: 0 20px 50px rgba(237,90,28,.16);
  overflow: hidden;
}
.plan-card__head {
  background: radial-gradient(120% 120% at 80% 0%, #ff8a3d, #ed5a1c);
  color: #fff;
  padding: 38px 44px;
}
.plan-card__head-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
}
.plan-card__title { font-family: var(--font-head); font-weight: 900; font-size: 26px; }
.plan-card__sub { margin-top: 6px; font-size: 14px; color: #fff3e9; }
.plan-card__badge {
  background: var(--dark);
  color: var(--amber);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 14px;
  padding: 9px 18px;
  border-radius: 999px;
  white-space: nowrap;
}
.plan-card__price {
  margin-top: 22px;
  display: flex;
  align-items: baseline;
  gap: 6px;
  font-family: var(--font-head);
  font-weight: 900;
}
.plan-card__yen { font-size: 22px; }
.plan-card__amount { font-size: 72px; line-height: 1; }
.plan-card__unit { font-size: 30px; }
.plan-card__tax { font-size: 16px; color: #ffe0c2; font-weight: 700; }
.plan-card__terms { margin-top: 6px; font-size: 13px; color: #ffe0c2; }
.plan-card__body { padding: 38px 44px; }
.plan-card__feats-head {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  color: var(--orange);
  margin-bottom: 18px;
}
.plan-card__feats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 28px; }
.pfeat { display: flex; gap: 12px; align-items: flex-start; }
.pfeat__check { color: var(--green); font-weight: 900; font-size: 16px; flex-shrink: 0; line-height: 1.4; }
.pfeat__t { font-family: var(--font-head); font-weight: 900; font-size: 15.5px; color: var(--ink-strong); }
.pfeat__d { margin-top: 3px; font-size: 13px; color: var(--text-muted); line-height: 1.55; }
.plan-card__cta {
  display: block;
  margin-top: 32px;
  background: var(--orange-bright);
  color: #fff;
  text-align: center;
  padding: 18px;
  border-radius: 999px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 18px;
  text-decoration: none;
  transition: transform .15s ease;
}
.plan-card__cta:hover { transform: translateY(-2px); }
.plan-card__note { margin-top: 14px; font-size: 12px; color: var(--text-muted-2); text-align: center; line-height: 1.6; }

/* 追加費用例（テーブル） */
.addons { max-width: 720px; margin: 48px auto 0; }
.addons__head { text-align: center; }
.addons__eyebrow { font-family: var(--font-head); font-weight: 900; font-size: 17px; color: var(--orange); }
.addons__sub { margin-top: 8px; font-size: 14px; color: var(--text-muted); }
.addons__table {
  margin-top: 24px;
  background: #fff;
  border: 2px solid var(--border-soft);
  border-radius: 18px;
  overflow: hidden;
}
.addons__row { display: grid; grid-template-columns: 1.5fr 1fr 1fr; align-items: center; }
.addons__row + .addons__row { border-top: 1px solid #f3e6d4; }
.addons__row--head { background: var(--dark); color: var(--cream); }
.addons__cell { padding: 16px 12px; }
.addons__cell--work { padding: 16px 20px; }
.addons__row--head .addons__cell {
  padding: 14px 12px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 13px;
}
.addons__row--head .addons__cell--work { padding: 14px 20px; }
.addons__cell--spot-h { text-align: center; color: var(--od-muted-2); }
.addons__cell--member-h { text-align: center; color: var(--amber); }
.addons__cell--member { text-align: center; }
.addon__t { font-family: var(--font-head); font-weight: 900; font-size: 14.5px; color: var(--ink-strong); }
.addon__note { margin-top: 3px; font-size: 12px; color: var(--text-muted-2); }
.addon__spot {
  text-align: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 14px;
  color: var(--strike);
  text-decoration: line-through;
  text-decoration-color: var(--strike-line);
}
.addon__member { font-family: var(--font-head); font-weight: 900; font-size: 14.5px; color: var(--orange); }
.addon__member--free {
  display: inline-block;
  background: var(--green-pill);
  color: var(--green-deep);
  font-size: 13.5px;
  padding: 5px 12px;
  border-radius: 999px;
}
.addons__note { margin-top: 14px; font-size: 12px; color: var(--text-muted-2); text-align: center; line-height: 1.7; }

/* =========================================================
   ご利用の流れ
   ========================================================= */
.flow { padding: 80px 28px; }
.flow .section-title { margin-bottom: 38px; }
.flow__item { display: flex; align-items: center; gap: 24px; margin-bottom: 20px; }
.flow__n {
  width: 66px;
  height: 66px;
  border-radius: 50%;
  background: var(--orange-bright);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 26px;
  flex-shrink: 0;
}
.flow__t { font-family: var(--font-head); font-weight: 900; font-size: 21px; }
.flow__d { margin-top: 2px; font-size: 15px; color: var(--text-muted); }

/* =========================================================
   FAQ
   ========================================================= */
.faq { background: var(--cream-2); }
.faq__inner { padding: 80px 28px; }
.faq .section-title { margin-bottom: 32px; }
.faq__list { display: grid; gap: 13px; }
details.faq__item {
  background: #fff;
  border: 2px solid var(--border-soft);
  border-radius: 16px;
  padding: 22px 26px;
}
.faq__item > summary {
  list-style: none;
  cursor: pointer;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 18px;
  color: var(--ink-strong);
  display: flex;
  gap: 12px;
}
.faq__item > summary::-webkit-details-marker { display: none; }
.faq__q-mark { color: var(--orange-bright); }
.faq__a { margin-top: 14px; font-size: 15px; color: var(--text-muted); padding-left: 28px; }

/* =========================================================
   問い合わせフォーム
   ========================================================= */
.contact { background: var(--cream); }
.contact__inner { padding: 80px 28px; }
.contact__head { text-align: center; margin-bottom: 40px; }
.contact__eyebrow {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 19px;
  color: var(--orange);
}
.contact__head .section-title { margin-top: 6px; }
.contact__sub { margin-top: 14px; font-size: 16px; color: var(--text-muted); }

.contact__form {
  max-width: 760px;
  margin: 0 auto;
  background: #fff;
  border: 2px solid var(--border-soft);
  border-radius: 22px;
  padding: 40px 44px;
  display: grid;
  gap: 22px;
}
.contact__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.contact__field { display: grid; gap: 8px; }
.contact__fieldset { border: 0; padding: 0; margin: 0; }
.contact__label {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 14px;
  color: var(--ink-strong);
  display: flex;
  align-items: center;
  gap: 8px;
}
.contact__required {
  background: var(--orange);
  color: #fff;
  font-size: 11px;
  font-weight: 900;
  padding: 2px 8px;
  border-radius: 4px;
  font-family: var(--font-head);
}
.contact__optional {
  background: var(--border-soft);
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  font-family: var(--font-head);
}
.contact__field input[type="text"],
.contact__field input[type="email"],
.contact__field input[type="tel"],
.contact__field textarea {
  width: 100%;
  border: 1.5px solid var(--border-dash);
  border-radius: 10px;
  padding: 13px 14px;
  font: inherit;
  color: var(--ink);
  background: #fff;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.contact__field input:hover,
.contact__field textarea:hover { border-color: #e6c89e; }
.contact__field input:focus,
.contact__field textarea:focus {
  outline: none;
  border-color: var(--orange-bright);
  box-shadow: 0 0 0 4px rgba(255,122,46,.15);
}
.contact__field textarea { resize: vertical; min-height: 140px; line-height: 1.7; }

.contact__choices {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 12px;
}
.contact__choice {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1.5px solid var(--border-dash);
  border-radius: 999px;
  padding: 9px 16px;
  font-size: 13.5px;
  cursor: pointer;
  background: #fff;
  transition: background .15s ease, border-color .15s ease, color .15s ease;
}
.contact__choice input { accent-color: var(--orange-bright); margin: 0; }
.contact__choice:hover { border-color: var(--orange-bright); }
.contact__choice:has(input:checked) {
  background: #fff7ef;
  border-color: var(--orange-bright);
  color: var(--orange);
  font-weight: 700;
}

.contact__consent {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 13px;
  color: var(--text-muted);
  line-height: 1.6;
  padding: 14px 16px;
  background: var(--cream-2);
  border-radius: 10px;
}
.contact__consent input { accent-color: var(--orange-bright); margin-top: 4px; flex-shrink: 0; }

.contact__actions { display: flex; justify-content: center; margin-top: 8px; }
.contact__submit {
  appearance: none;
  border: 0;
  cursor: pointer;
  background: var(--orange-bright);
  color: #fff;
  padding: 18px 56px;
  border-radius: 999px;
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 18px;
  transition: transform .15s ease, opacity .15s ease;
}
.contact__submit:hover:not(:disabled) { transform: translateY(-2px); }
.contact__submit:disabled { opacity: .5; cursor: not-allowed; }

.contact__status {
  min-height: 24px;
  font-size: 14px;
  text-align: center;
  font-weight: 700;
}
.contact__status[data-state="success"] { color: var(--green-deep); }
.contact__status[data-state="error"]   { color: #c0392b; }
.contact__status[data-state="loading"] { color: var(--text-muted); }

/* =========================================================
   CTA
   ========================================================= */
.cta { background: var(--dark); color: #fff; }
.cta__inner { padding: 84px 28px; text-align: center; }
.cta__title { font-family: var(--font-head); font-weight: 900; font-size: 38px; color: var(--amber); }
.cta__lead {
  margin-top: 16px;
  font-size: 18px;
  color: var(--od-muted-2);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}
.cta__actions { display: flex; gap: 16px; justify-content: center; margin-top: 36px; flex-wrap: wrap; }
.btn--cta-solid { background: var(--orange-bright); color: #fff; padding: 18px 40px; font-size: 18px; }
.btn--cta-outline {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,.5);
  padding: 18px 36px;
  font-size: 18px;
}
.cta__footer {
  margin-top: 46px;
  padding-top: 26px;
  border-top: 1px solid rgba(255,255,255,.12);
  font-size: 12px;
  color: var(--od-muted);
}
.cta__footer-logo { font-family: var(--font-head); font-weight: 900; font-size: 18px; color: var(--amber); }
.cta__footer-links { margin-top: 14px; display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 6px 10px; }
.cta__footer-links a { color: var(--od-muted); text-decoration: none; transition: color .2s; }
.cta__footer-links a:hover { color: var(--amber); text-decoration: underline; }
.cta__footer-sep { color: rgba(255,255,255,.25); }

/* =========================================================
   レスポンシブ（元デザインに無かったモバイル対応を追加）
   ========================================================= */
@media (max-width: 880px) {
  .nav__menu { gap: 16px; }
  .nav__link { display: none; }

  .hero__inner { padding: 64px 22px 70px; }
  .hero__title { font-size: 46px; }
  .hero__deco { display: none; }

  .worries, .reasons, .flow { padding: 60px 22px; }
  .services__inner, .cases__inner, .price__inner, .faq__inner, .contact__inner { padding: 60px 22px; }

  .contact__form { padding: 28px 22px; gap: 18px; }
  .contact__row { grid-template-columns: 1fr; gap: 18px; }
  .cta__inner { padding: 64px 22px; }

  .reasons__grid { grid-template-columns: 1fr; }

  .case { grid-template-columns: 1fr; gap: 18px; padding: 26px 24px; }

  .plan-card__head, .plan-card__body { padding: 30px 26px; }
  .plan-card__feats { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .section-title,
  .services__title,
  .cta__title { font-size: 28px; }

  .hero__title { font-size: 38px; }
  .hero__eyebrow { font-size: 16px; }

  .service { flex-direction: column; align-items: flex-start; gap: 12px; padding: 24px; }
  .service__n { font-size: 44px; }

  .case__t { font-size: 20px; }

  .plan-card__amount { font-size: 56px; }
  .plan-card__unit { font-size: 24px; }

  .addons__row { grid-template-columns: 1.4fr 1fr 1fr; }
  .addons__cell { padding: 12px 8px; }
  .addons__cell--work { padding: 12px 12px; }
  .addon__t { font-size: 13px; }
  .addon__spot, .addon__member { font-size: 12px; }
  .addon__member--free { font-size: 11.5px; padding: 4px 9px; }

  .flow__item { gap: 16px; }
  .flow__n { width: 56px; height: 56px; font-size: 22px; }

  .btn--dark, .btn--ghost-light { width: 100%; text-align: center; padding: 16px 24px; }

  .contact__submit { width: 100%; padding: 16px 24px; font-size: 17px; }
}