/* ============================================================
   Anone LP — style.css
   モバイルファースト / Noto Serif JP + Noto Sans JP
   ============================================================ */

/* ── カラー変数 ── */
:root {
  --c-bg:        #FAF7F2;
  --c-cream:     #F3EDE3;
  --c-dark:      #2C2416;
  --c-dark-mid:  #4A3F30;
  --c-text:      #3D3428;
  --c-muted:     #8A7E6E;
  --c-sage:      #6E9B70;
  --c-sage-dark: #4D7250;
  --c-amber:     #C17F43;
  --c-amber-lt:  #E8C99A;
  --c-border:    #DDD3C4;
  --c-ph:        #A09880;   /* placeholder */
  --c-error:     #B84040;

  --ff-serif: 'Noto Serif JP', Georgia, serif;
  --ff-sans:  'Noto Sans JP', sans-serif;

  --radius:   8px;
  --shadow:   0 2px 12px rgba(44,36,22,.08);
}

/* ── リセット ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--ff-sans);
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
.bkback_anchor a {
	color: #eee;
	font-weight: bold;
	text-decoration: underline;
}

/* ── コンテナ ── */
.container {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.25rem;
}
.container--narrow {
  max-width: 720px;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  background: #FFE x-repeat center top;
  background-image:url('./images/hero_container_back.png');
  background-size:auto 100%;
  color: #000;
  overflow: hidden;
  text-align: center;
}

.hero_container {
  position: relative;
  background-image:url('./images/hero_back.png');
  background-size:auto 100%;
  background-repeat: no-repeat;
  background-position:left;
  padding: 5rem 1.25rem 4rem;
}

.hero__deco {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 80% 20%, rgba(110,155,112,.25) 0%, transparent 70%),
    radial-gradient(ellipse 50% 60% at 10% 80%, rgba(193,127,67,.18) 0%, transparent 70%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  border-radius: 16px;
  padding: 2rem 1.5rem;
}

.hero__label {
  display: inline-block;
  font-family: var(--ff-sans);
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .12em;
  color: #925C25;
  border: 1px solid #925C25;
  border-radius: 2em;
  padding: .3em 1em;
  margin-bottom: 1.5rem;
  background:white;
}

.hero__title {
  font-family: var(--ff-serif);
  font-size: clamp(2rem, 7vw, 3.2rem);
  font-weight: 400;
  line-height: 1.4;
  letter-spacing: .04em;
  margin-bottom: 1.25rem;
}

/*
.glow_shadow {
  text-shadow:
    0 0 4px  rgba(255, 255, 255, 1.00),
    0 0 10px rgba(255, 255, 255, 0.95),
    0 0 20px rgba(255, 255, 255, 0.80),
    0 0 36px rgba(255, 255, 255, 0.50);
  /* グロウと組み合わせるアウトライン補強 */
  -webkit-text-stroke: 2px rgba(255, 255, 255, 0.6);
}
*/

.hero__sub {
  font-size: clamp(.95rem, 3vw, 1.1rem);
  color: rgba(0,0,0,.78);
  line-height: 1.9;
  margin-bottom: 2.5rem;
}

/* ── ボタン ── */
.btn {
  display: inline-block;
  font-family: var(--ff-sans);
  font-size: .95rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--radius);
  padding: .85em 2em;
  cursor: pointer;
  border: none;
  transition: opacity .2s, transform .15s;
}
.btn[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}
.btn:hover { opacity: .88; transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: var(--c-sage);
  color: #fff;
  letter-spacing: .04em;
}

.btn--wide { width: 100%; max-width: 320px; }

/* ============================================================
   SECTIONS 共通
   ============================================================ */
.section { padding: 4rem 0; }
.section--light  { background: var(--c-bg); }
.section--cream  { background: var(--c-cream); }
.section--dark   { background: var(--c-dark); }

.section__eyebrow {
  display: block;
  font-family: var(--ff-sans);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .2em;
  color: var(--c-sage);
  text-transform: uppercase;
  margin-bottom: .75rem;
}
.section__eyebrow--light { color: var(--c-amber-lt); }

.section__title {
  font-family: var(--ff-serif);
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 400;
  line-height: 1.5;
  color: var(--c-dark);
  margin-bottom: 1.5rem;
}
.section__title--light { color: #fff; }

.section__lead {
  font-size: .97rem;
  line-height: 2;
  color: var(--c-dark-mid);
  margin-bottom: 2rem;
}
.section__lead--light { color: rgba(255,255,255,.80); }
.section__lead strong { color: var(--c-dark); font-weight: 500; }
.section__lead--light strong { color: #fff; }

/* ============================================================
   CONCEPT GRID
   ============================================================ */
.concept-grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: 1fr;
}
@media (min-width: 640px) {
  .concept-grid { grid-template-columns: repeat(3, 1fr); }
}

.concept-card {
  background: var(--c-cream);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.concept-card__img {
  width: 100%;
  height: 160px;
  flex-shrink: 0;
  overflow: hidden;
}
.concept-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.concept-card__body {
  padding: 1.25rem 1.5rem 1.5rem;
  flex: 1;
}
.concept-card h3 {
  font-family: var(--ff-serif);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: .6rem;
  color: var(--c-dark);
}
.concept-card p {
  font-size: .9rem;
  line-height: 1.85;
  color: var(--c-muted);
}

/* ============================================================
   BADGES
   ============================================================ */
.badge-group {
  display: flex;
  flex-wrap: wrap;
  gap: .6rem;
}
.badge {
  display: inline-block;
  font-size: .82rem;
  font-weight: 500;
  background: #fff;
  border: 1px solid var(--c-border);
  border-radius: 2em;
  padding: .35em 1em;
  color: var(--c-dark-mid);
}

/* ============================================================
   STEPS
   ============================================================ */
.steps {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0;
  counter-reset: step;
  position: relative;
}

/* 縦線 */
.steps::before {
  content: '';
  position: absolute;
  left: 1.5rem;
  top: 2.5rem;
  bottom: 2.5rem;
  width: 2px;
  background: linear-gradient(to bottom, var(--c-sage), var(--c-amber-lt));
}
@media (min-width: 640px) {
  .steps::before { left: 2rem; }
}

.step {
  display: flex;
  gap: 1.5rem;
  padding: 1.75rem 0;
  position: relative;
}

.step__num {
  flex-shrink: 0;
  width: 3rem;
  height: 3rem;
  background: var(--c-dark);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-serif);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .05em;
  position: relative;
  z-index: 1;
}
@media (min-width: 640px) {
  .step__num { width: 4rem; height: 4rem; font-size: .9rem; }
}

.step__body h3 {
  font-family: var(--ff-serif);
  font-size: 1.08rem;
  font-weight: 600;
  color: var(--c-dark);
  margin-bottom: .5rem;
  padding-top: .5rem;
}
.step__body p {
  font-size: .92rem;
  line-height: 1.9;
  color: var(--c-muted);
}

/* ============================================================
   RESULTS GRID
   ============================================================ */
.results-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1fr;
  margin-top: 2.5rem;
}
@media (min-width: 640px) {
  .results-grid { grid-template-columns: repeat(3, 1fr); }
}

.result-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  padding: 1.75rem 1.25rem;
  text-align: center;
}
.result-card__value {
  font-family: var(--ff-serif);
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  line-height: 1.6;
  margin-bottom: .6rem;
}
.result-card__label {
  font-size: .78rem;
  color: rgba(255,255,255,.55);
  letter-spacing: .06em;
}

/* ============================================================
   NEWS LIST
   ============================================================ */
.news-list {
  list-style: none;
  border-top: 1px solid var(--c-border);
  margin-top: 0.5rem;
}
.news-item {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--c-border);
}
.news-item__date {
  flex-shrink: 0;
  font-size: 0.78rem;
  font-family: var(--ff-sans);
  color: var(--c-sage);
  letter-spacing: 0.05em;
  font-weight: 500;
  min-width: 5.5rem;
}
.news-item__link {
  font-size: 0.95rem;
  color: var(--c-dark);
  text-decoration: none;
  line-height: 1.6;
  transition: color .2s;
}
.news-item__link:hover {
  color: var(--c-sage-dark);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ============================================================
   CLUSTER GRID（Results section）
   ============================================================ */
.cluster-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin: 1.5rem 0;
}
@media (max-width: 640px) {
  .cluster-grid { grid-template-columns: 1fr; }
}

.cluster-card {
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.cluster-card h4 {
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .08em;
  margin-bottom: .6rem;
  color: rgba(255,255,255,.75);
}
.cluster-card p {
  font-size: .95rem;
  line-height: 1.75;
  margin: 0;
  color: rgba(255,255,255,.75);
}

.research-note {
  margin-top: 1.5rem;
  font-size: .92rem;
  line-height: 1.8;
  opacity: .85;
}

/* ============================================================
   MAP WRAP（Access section）
   ============================================================ */
.map-wrap {
  margin-top: 2rem;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  max-height: 450px;
}
.map-wrap iframe {
  width: 100%;
  height: 100%;
  display: block;
  border: 0;
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.faq-item {
  border-bottom: 1px solid var(--c-border);
}
.faq-item:first-child { border-top: 1px solid var(--c-border); }

.faq-q { list-style: none; }

.faq-toggle {
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--ff-sans);
  font-size: .97rem;
  font-weight: 500;
  color: var(--c-dark);
  padding: 1.2rem 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  line-height: 1.6;
}
.faq-toggle:hover { color: var(--c-sage-dark); }

.faq-icon {
  flex-shrink: 0;
  width: 1.25rem;
  height: 1.25rem;
  border: 2px solid var(--c-border);
  border-radius: 50%;
  position: relative;
  transition: background .2s;
}
.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  background: var(--c-muted);
  border-radius: 1px;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.faq-icon::before { width: 8px; height: 2px; }
.faq-icon::after  { width: 2px; height: 8px; transition: transform .2s; }

.faq-toggle[aria-expanded="true"] .faq-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-a {
  padding-bottom: 1.25rem;
}
.faq-a p {
  font-size: .93rem;
  line-height: 1.95;
  color: var(--c-dark-mid);
}
.faq-a[hidden] { display: none; }

/* ============================================================
   CONTACT FORM
   ============================================================ */
.contact-form {
  margin-top: 2rem;
}

/* ハニーポット非表示 */
.hp-field {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
  tab-index: -1;
}

.form-group {
  margin-bottom: 1.5rem;
}
.form-group--check {
  display: flex;
  align-items: flex-start;
  flex-direction: column;
  gap: .4rem;
}

.form-label {
  display: block;
  font-size: .88rem;
  font-weight: 500;
  color: var(--c-dark);
  margin-bottom: .45rem;
}
.form-required {
  display: inline-block;
  font-size: .72rem;
  font-weight: 500;
  background: var(--c-sage);
  color: #fff;
  border-radius: 2px;
  padding: .1em .45em;
  margin-left: .4em;
  vertical-align: middle;
}
.form-optional {
  display: inline-block;
  font-size: .72rem;
  font-weight: 400;
  background: var(--c-border);
  color: var(--c-muted);
  border-radius: 2px;
  padding: .1em .45em;
  margin-left: .4em;
  vertical-align: middle;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  font-family: var(--ff-sans);
  font-size: .97rem;
  color: var(--c-text);
  background: #fff;
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius);
  padding: .75em 1em;
  transition: border-color .2s, box-shadow .2s;
  appearance: none;
  -webkit-appearance: none;
}
.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--c-ph);
  font-size: .9rem;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--c-sage);
  box-shadow: 0 0 0 3px rgba(110,155,112,.18);
}

/* セレクトの矢印 */
.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='7' viewBox='0 0 12 7'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238A7E6E' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1em center;
  padding-right: 2.5em;
  cursor: pointer;
  color: var(--c-text);
}
.form-select option[value=""][disabled] { color: var(--c-ph); }

.form-textarea { resize: vertical; min-height: 140px; line-height: 1.75; }

.form-charcount {
  text-align: right;
  font-size: .78rem;
  color: var(--c-muted);
  margin-top: .35rem;
}

.form-check-label {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: .9rem;
  cursor: pointer;
}
.form-check-label input[type="checkbox"] {
  width: 1.1rem;
  height: 1.1rem;
  accent-color: var(--c-sage);
  flex-shrink: 0;
  cursor: pointer;
}

.form-error {
  font-size: .82rem;
  color: var(--c-error);
  margin-top: .35rem;
}
.form-error[hidden] { display: none; }

.form-submit {
  margin-top: 2rem;
  text-align: center;
}

.form-feedback {
  margin-top: 1.25rem;
  padding: 1em 1.25em;
  border-radius: var(--radius);
  font-size: .92rem;
  line-height: 1.75;
}
.form-feedback[hidden] { display: none; }
.form-feedback--success {
  background: #EAF4EB;
  color: #2D6E32;
  border: 1px solid #A8D5AB;
}
.form-feedback--error {
  background: #FDECEA;
  color: var(--c-error);
  border: 1px solid #F5B8B8;
}

/* テキストリンク */
.text-link {
  color: var(--c-sage-dark);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.text-link:hover { color: var(--c-sage); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--c-dark);
  color: rgba(255,255,255,.6);
  padding: 2.5rem 0;
  text-align: center;
}

.footer__top {
  margin-bottom: 1rem;
}
.footer__brand {
  font-family: var(--ff-serif);
  font-size: 1.1rem;
  color: rgba(255,255,255,.85);
  margin-bottom: .25rem;
}
.footer__org {
  font-size: .82rem;
}

.footer__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: .5rem 1.5rem;
  margin-bottom: 1.25rem;
}
.footer__link {
  font-size: .82rem;
  color: rgba(255,255,255,.55);
  text-decoration: none;
  transition: color .2s;
}
.footer__link:hover { color: rgba(255,255,255,.88); }

.footer__copy {
  font-size: .78rem;
  color: rgba(255,255,255,.35);
}