/* =========================================================
   CampS とは（support/about.html → https://support.camps.today/about.html）
   色は add_home.css / guest_upgrade.css / privacy.css と同じパレット。画面の図はアプリの実際のスクリーンショット
   ========================================================= */

/* 色は他のサポートページ（add_home.css など）と同じパレット */
:root {
  --camps: #DF6310;
  --camps-dark: #B84F0B;
  --camps-tint: #FDF1E7;
  --bg-page: #FFFBF7;
  --bg-surface: #FFFFFF;
  --border: #E7E2DC;
  --border-soft: #E7E2DC;
  --text: #1F2328;
  --text-muted: #4A5158;
  --text-faint: #7A828A;
  --primary: #DF6310;
  --primary-soft: #FDF1E7;
  --shadow-sm: 0 1px 2px rgba(31, 35, 40, .06), 0 4px 12px rgba(31, 35, 40, .05);
  --shadow-md: 0 10px 30px rgba(31, 35, 40, .10);
  color-scheme: light;
}

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

html,
body {
  margin: 0;
  min-height: 100%;
  background: var(--bg-page);
  color: var(--text);
  font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Hiragino Sans', 'Yu Gothic', sans-serif;
  font-size: 14px;
  font-weight: 400;
  line-height: 22px;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

a {
  color: var(--camps-dark);
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 40px;
  padding: 8px 16px;
  border-radius: 20px;
  border: none;
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
  line-height: 22px;
  background: var(--primary);
  color: #fff;
  width: 100%;
  text-decoration: none;
  transition: background-color .2s ease;
}

.btn:hover {
  background: var(--camps-dark);
}

.btn-ghost {
  background: #fff;
  border: 1px solid var(--border);
  color: var(--text);
}

.btn-ghost:hover {
  background: var(--camps-tint);
}


/* —— landing（旧 camps.today/about。C 案を固定） —— */
.lp {
  --lp-max: 1040px;
  --lp-pad: 20px;
}

.lp-bar-wrap {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 251, 247, .92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.lp-bar {
  max-width: var(--lp-max);
  margin: 0 auto;
  padding: 6px var(--lp-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.lp-logo {
  width: 84px;
  height: 52px;
  display: block;
}

.lp-bar-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lp-bar-link {
  color: var(--text);
  font-weight: 700;
}

.lp-bar-btn,
.lp-btn {
  width: auto;
}

.lp-bar-link,
.lp-bar-btn {
  white-space: nowrap;
}

/* 狭い画面はヘッダを詰める。ログインの導線はヒーローとフッターにもある */
@media (max-width: 479px) {
  .lp-bar-link {
    display: none;
  }
}

.lp-btn {
  min-width: 180px;
  height: 48px;
  border-radius: 24px;
}

/* ヒーローは他のサポートページと同じオレンジの帯 */
.lp-hero-band {
  background: linear-gradient(160deg, #DF6310 0%, #C75408 55%, #A94505 100%);
  color: #fff;
  position: relative;
  overflow: hidden;
}

.lp-hero-band::after {
  content: "";
  position: absolute;
  width: 460px;
  height: 460px;
  right: -160px;
  top: -180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, .18) 0%, transparent 70%);
  pointer-events: none;
}

.lp-hero {
  position: relative;
  z-index: 1;
  max-width: var(--lp-max);
  margin: 0 auto;
  padding: 40px var(--lp-pad) 56px;
  display: grid;
  gap: 32px;
  align-items: center;
}

.lp-eyebrow {
  display: inline-block;
  margin: 0 0 16px;
  padding: 4px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .18);
  border: 1px solid rgba(255, 255, 255, .3);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

/* 26px までなら、狭い画面でも <br> で入れた改行の位置が崩れない */
.lp-h1 {
  margin: 0;
  font-size: 26px;
  line-height: 1.4;
  font-weight: 700;
}

.lp-lead {
  margin: 16px 0 0;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 26px;
}

.lp-cta {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.lp-hero .lp-lead,
.lp-hero .lp-note {
  color: rgba(255, 255, 255, .93);
}

/* オレンジの帯の上のボタンは白にする */
.lp-hero .btn {
  background: #fff;
  color: var(--camps-dark);
}

.lp-hero .btn:hover {
  background: var(--camps-tint);
}

.lp-hero .btn-ghost {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .7);
  color: #fff;
}

.lp-hero .btn-ghost:hover {
  background: rgba(255, 255, 255, .14);
}

.lp-note {
  margin: 16px 0 0;
  font-size: 12px;
  line-height: 20px;
  color: var(--text-muted);
}

.lp-sec,
.lp-final {
  max-width: var(--lp-max);
  margin: 0 auto;
  padding: 48px var(--lp-pad);
}

.lp-h2 {
  margin: 0 0 24px;
  font-size: 22px;
  line-height: 1.5;
  font-weight: 700;
}

.lp-h3 {
  margin: 8px 0 12px;
  font-size: 18px;
  line-height: 1.5;
  font-weight: 700;
}

.lp-sec-lead {
  margin: -12px 0 24px;
  color: var(--text-muted);
}

.lp-grid {
  display: grid;
  gap: 16px;
  align-items: stretch;
}

.lp-grid-3 {
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}

.lp-grid-plans {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .lp-grid-plans {
    grid-template-columns: repeat(2, 1fr);
  }
}

.lp-card-wrap {
  display: flex;
  min-width: 0;
}

.lp-card {
  width: 100%;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  border-radius: 16px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.lp-card-title {
  margin: 0;
  font-weight: 700;
}

.lp-card-body {
  margin: 0;
  color: var(--text-muted);
  line-height: 24px;
}

.lp-features {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.lp-feature {
  display: grid;
  gap: 20px;
  align-items: center;
}

.lp-feature-no {
  margin: 0;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
}

.lp-hero-visual,
.lp-feature-visual {
  display: flex;
  justify-content: center;
}

.lp-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: lp-step;
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}

.lp-step {
  counter-increment: lp-step;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  border-radius: 16px;
  padding: 20px;
}

.lp-step::before {
  content: counter(lp-step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  margin-bottom: 12px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
}

.lp-step-title {
  margin: 0 0 4px;
  font-weight: 700;
}

.lp-plan-price {
  margin: 4px 0 8px;
  font-size: 24px;
  font-weight: 700;
}

.lp-plan-per {
  font-size: 12px;
  font-weight: 400;
  color: var(--text-muted);
}

.lp-plan-rows {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.lp-plan-row {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  font-size: 13px;
}

.lp-plan-row dt {
  color: var(--text-muted);
}

.lp-plan-row dd {
  margin: 0;
}

.lp-faq {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.lp-faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  border-radius: 16px;
  padding: 16px 20px;
}

.lp-faq-item summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.lp-faq-item summary::-webkit-details-marker {
  display: none;
}

.lp-faq-item summary::after {
  content: "＋";
  color: var(--primary);
}

.lp-faq-item[open] summary::after {
  content: "－";
}

.lp-faq-item p {
  margin: 12px 0 0;
}

.lp-final {
  padding-bottom: 64px;
  text-align: center;
}

.lp-final .lp-cta {
  justify-content: center;
}

/* フッターは footer.css（サポート4ページ共通） */

/* アプリの実際の画面（390px幅で撮ったスクリーンショット）をスマホの枠に入れる */
.lp-shot {
  width: 100%;
  max-width: 280px;
  margin: 0;
  border: 8px solid #1F2328;
  border-radius: 36px;
  overflow: hidden;
  background: #1F2328;
  box-shadow: 0 18px 40px rgba(31, 35, 40, .22);
}

.lp-shot img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 28px;
}

.lp-hero .lp-shot {
  box-shadow: 0 18px 40px rgba(0, 0, 0, .28);
}

@media (min-width: 840px) {
  .lp-h1 {
    font-size: 38px;
  }

  .lp-h2 {
    font-size: 26px;
  }

  .lp-hero {
    padding-top: 40px;
    grid-template-columns: 1.1fr 0.9fr;
  }

  .lp-feature {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

/* —— アプリ紹介（スマホの画面を交互に並べる） —— */
.lp-features {
  gap: 56px;
}

@media (min-width: 840px) {
  .lp-feature:nth-child(even) .lp-feature-copy {
    order: 2;
  }
}