/* ==========================================================
   Kurashi Supporter - diagnosis.css
   診断LP用スタイル
   ========================================================== */

/* ---------- PR表記 ---------- */

.pr-disclosure {
  display: flex;
  align-items: center;
  gap: 0.5em;
  padding: 0.4em 0;
  font-size: 0.72rem;
  color: var(--color-text-sub);
}

.pr-disclosure__badge {
  flex-shrink: 0;
  display: inline-block;
  padding: 0 0.4em;
  border: 1px solid var(--color-text-sub);
  border-radius: 2px;
  font-weight: 700;
  font-size: 0.58rem;
  color: var(--color-text-sub);
}

/* ---------- ファーストビュー ---------- */

.fv {
  position: relative;
  overflow: hidden;
  padding: 3rem 0 4.5rem;
  /* 淡いグラデーションのみ。泡はJS(fv-bubbles.js)で下から湧き上がる */
  background: linear-gradient(180deg, #eaf4f6 0%, var(--color-bg-soft) 100%);
}

/* 下端の波形(本文エリアへのつなぎ) */
.fv::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 36px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 60' preserveAspectRatio='none'%3E%3Cpath d='M0 30 C240 60 480 0 720 20 C960 40 1200 55 1440 25 L1440 60 L0 60 Z' fill='%23ffffff'/%3E%3C/svg%3E");
  background-size: 100% 100%;
  pointer-events: none;
}

.fv > * {
  position: relative;
  z-index: 1;
}

/* ---------- 泡アニメーション (fv-bubbles.js) ---------- */

.fv__bubbles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

/* 外側: 垂直の上昇のみ / 内側(::before): 左右の揺れ
   transformを分けることで「揺れながら昇る」動きにする */
.fv-bubble {
  position: absolute;
  bottom: -32px;
  animation: fv-bubble-rise var(--duration, 8s) linear forwards;
  will-change: transform, opacity;
}

.fv-bubble::before {
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: rgba(31, 122, 140, 0.06);
  border: 1px solid rgba(31, 122, 140, 0.13);
  animation: fv-bubble-sway var(--sway-duration, 2s) ease-in-out infinite alternate;
}

@keyframes fv-bubble-rise {
  0% {
    transform: translate3d(0, 0, 0);
    opacity: 0;
  }
  8% {
    opacity: 1;
  }
  92% {
    opacity: 1;
  }
  100% {
    transform: translate3d(0, -110vh, 0);
    opacity: 0;
  }
}

@keyframes fv-bubble-sway {
  from {
    transform: translateX(calc(var(--sway, 6px) * -1));
  }
  to {
    transform: translateX(var(--sway, 6px));
  }
}

@media (prefers-reduced-motion: reduce) {
  .fv-bubble {
    display: none;
  }
}

.fv__title {
  margin: 0 0 1.2rem;
}

.fv__lead {
  color: var(--color-text-sub);
  margin: 0 0 0.8rem;
}

.fv__meta {
  font-size: 0.9rem;
  color: var(--color-text-sub);
  margin: 0 0 1.8rem;
}

@media (min-width: 768px) {
  .fv {
    padding: 4.5rem 0 6rem;
  }

  .fv::after {
    height: 52px;
  }
}

/* ---------- 診断エリア ---------- */

.diagnosis {
  margin-top: 3.5rem;
}

.diagnosis__panel {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem 1.2rem 2rem;
  background: var(--color-bg);
}

@media (min-width: 768px) {
  .diagnosis__panel {
    padding: 2.5rem 3rem 3rem;
  }
}

.diagnosis__progress {
  font-size: 0.9rem;
  color: var(--color-text-sub);
  margin: 0 0 0.6rem;
}

.diagnosis__progress-bar {
  height: 6px;
  border-radius: 3px;
  background: var(--color-border);
  overflow: hidden;
  margin-bottom: 1.8rem;
}

.diagnosis__progress-bar-fill {
  height: 100%;
  background: var(--color-primary);
  transition: width 0.2s ease;
}

.diagnosis__question {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 0.4rem;
}

.diagnosis__hint {
  font-size: 0.85rem;
  color: var(--color-text-sub);
  margin: 0 0 1.2rem;
}

.diagnosis__options {
  list-style: none;
  padding: 0;
  margin: 0 0 1.8rem;
  display: grid;
  gap: 0.7rem;
}

.diagnosis__option label {
  display: flex;
  align-items: flex-start;
  gap: 0.7em;
  padding: 0.9em 1em;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  cursor: pointer;
  line-height: 1.6;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.diagnosis__option label:hover {
  border-color: var(--color-primary);
}

.diagnosis__option input {
  margin-top: 0.35em;
  accent-color: var(--color-primary);
  flex-shrink: 0;
}

.diagnosis__option input:focus-visible + span {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.diagnosis__option label.is-selected {
  border-color: var(--color-primary);
  background: var(--color-accent-bg);
}

.diagnosis__nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.diagnosis__back {
  background: none;
  border: none;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-text-sub);
  cursor: pointer;
  padding: 0.5em 0;
  text-decoration: underline;
}

.diagnosis__back:hover {
  color: var(--color-primary-dark);
}

/* ---------- 結果 ---------- */

.result__label {
  font-size: 0.85rem;
  color: var(--color-text-sub);
  margin: 0 0 0.5rem;
}

.result__title {
  margin: 0 0 1.2rem;
  font-size: 1.3rem;
}

.result__body p {
  margin: 0 0 1em;
}

.result__actions {
  margin-top: 1.8rem;
}

.result__minor-link {
  display: inline-block;
  margin-top: 1.2rem;
  font-size: 0.88rem;
}

.result__restart {
  margin-top: 2.2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.result__reasons {
  margin-top: 1.5rem;
  padding: 1rem 1.2rem;
  border-radius: var(--radius);
  background: var(--color-bg-soft);
}

.result__reasons-title {
  margin: 0 0 0.5rem;
  font-size: 0.95rem;
}

.result__reasons-list {
  margin: 0;
  padding-left: 1.3em;
  font-size: 0.92rem;
}

.result__reasons-list li {
  margin-bottom: 0.3em;
}

.result__amazon {
  margin-top: 1.8rem;
  padding: 1rem 1.2rem 1.2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}

.result__amazon-title {
  margin: 0 0 0.3rem;
  font-size: 0.95rem;
}

.result__amazon .note {
  margin: 0 0 0.6rem;
}

.result__amazon-list {
  margin: 0;
  padding-left: 1.3em;
  font-size: 0.95rem;
}

.result__amazon-list li {
  margin-bottom: 0.4em;
}

.amazon-links {
  margin-top: 2rem;
}

.amazon-links h3 {
  margin-bottom: 0.3rem;
}

.amazon-links .note {
  margin-top: 0;
}

.amazon-links__list {
  padding-left: 1.3em;
}

.amazon-links__list li {
  margin-bottom: 0.5em;
}

.result__disclaimer {
  margin-top: 1.8rem;
  font-size: 0.82rem;
  color: var(--color-text-sub);
}

/* ---------- アフィリエイト紹介 ---------- */

.affiliate-section {
  margin-top: 2.5rem;
  padding: 1.5rem 1.2rem 2rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg-soft);
}

@media (min-width: 768px) {
  .affiliate-section {
    padding: 2rem 2.5rem 2.5rem;
  }
}

.affiliate-section h3 {
  margin-top: 0;
}

.affiliate-section__features {
  margin: 1rem 0;
  padding-left: 1.4em;
}

.affiliate-section__features li {
  margin-bottom: 0.4em;
}

.affiliate-section__cta {
  margin: 1.5rem 0 0.8rem;
}

/* ---------- 図解 ---------- */

.diagram {
  margin: 2rem 0;
}

.diagram__svg {
  display: block;
  width: 100%;
  height: auto;
  max-width: 640px;
  margin-inline: auto;
}

.diagram figcaption {
  text-align: center;
  margin-top: 0.6rem;
}

/* ---------- 比較表 ---------- */

.table-scroll {
  overflow-x: auto;
  margin: 1.5rem 0;
}

.compare-table {
  width: 100%;
  min-width: 560px;
  border-collapse: collapse;
  font-size: 0.92rem;
  line-height: 1.6;
}

.compare-table caption {
  caption-side: bottom;
  text-align: left;
  padding-top: 0.5rem;
}

.compare-table th,
.compare-table td {
  border: 1px solid var(--color-border);
  padding: 0.8em 1em;
  text-align: left;
  vertical-align: top;
}

.compare-table thead th {
  background: var(--color-accent-bg);
  font-weight: 700;
}

.compare-table tbody th {
  background: var(--color-bg-soft);
  font-weight: 700;
  white-space: nowrap;
}

.compare-table__sub {
  font-weight: 400;
  font-size: 0.85em;
  color: var(--color-text-sub);
}

/* ---------- FAQ ---------- */

.faq dt {
  font-weight: 700;
  margin-top: 1.8rem;
}

.faq dd {
  margin: 0.5rem 0 0;
}

/* ---------- 説明セクション ---------- */

.guide-section h2 {
  border-bottom: 2px solid var(--color-accent-bg);
  padding-bottom: 0.4em;
}

.guide-list {
  padding-left: 1.4em;
}

.guide-list li {
  margin-bottom: 0.4em;
}

/* ---------- トップページ ツール一覧 ---------- */

.tool-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1.5rem 1.2rem 2rem;
  max-width: 560px;
}

@media (min-width: 768px) {
  .tool-card {
    padding: 2rem 2rem 2.5rem;
  }
}

.tool-card h3 {
  margin-top: 0;
}

.tool-card .btn {
  margin-top: 0.8rem;
}