/* ============================================================
   24ABOVE — 購入依頼 初回メール送信ページ
   Luxury Black & Gold
   ============================================================ */

:root {
  --bg: #0b0b0d;
  --bg-soft: #101013;
  --panel: rgba(255, 255, 255, 0.028);
  --panel-hover: rgba(255, 255, 255, 0.055);
  --line: rgba(201, 169, 98, 0.22);
  --line-strong: rgba(201, 169, 98, 0.55);
  --gold: #c9a962;
  --gold-bright: #e8cf9a;
  --gold-deep: #8f6f35;
  --text: #eae7df;
  --text-dim: #a9a49a;
  --text-faint: #6f6b63;
  --error: #e06c5f;
  --serif: "Marcellus", "Noto Serif JP", serif;
  --sans: "Noto Sans JP", sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 300;
  line-height: 1.9;
  letter-spacing: 0.04em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: var(--gold-bright); text-decoration: none; transition: opacity 0.25s ease; }
a:hover { opacity: 0.75; }

.container { width: min(1120px, 92%); margin-inline: auto; }

/* ---------- 背景ウォーターマーク ---------- */
.bg-watermark {
  position: fixed;
  inset: -6%;
  z-index: 0;
  background: url("../img/24above2.png") center / cover no-repeat;
  opacity: 0.10;
  filter: saturate(0.6) contrast(1.05);
  pointer-events: none;
}

.grain {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.site-header,
main,
.site-footer { position: relative; z-index: 2; }

/* ---------- ヘッダー ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 11, 13, 0.82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  width: min(1280px, 94%);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
}

.brand { display: flex; align-items: center; gap: 14px; }
.brand:hover { opacity: 1; }

.brand-badge {
  width: 46px;
  height: 46px;
  background: #fff;
  border-radius: 50%;
  display: grid;
  place-items: center;
  padding: 6px;
  box-shadow: 0 0 0 1px rgba(201, 169, 98, 0.4), 0 0 22px rgba(201, 169, 98, 0.22);
}
.brand-badge img { width: 100%; height: 100%; object-fit: contain; }

.brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.brand-text strong {
  font-family: var(--serif);
  font-size: 1.15rem;
  font-weight: 400;
  letter-spacing: 0.34em;
  color: var(--text);
}
.brand-text em {
  font-style: normal;
  font-size: 0.55rem;
  letter-spacing: 0.3em;
  color: var(--gold);
}

.header-note { font-size: 0.72rem; color: var(--text-faint); letter-spacing: 0.08em; }

/* ---------- ヒーロー ---------- */
.hero {
  position: relative;
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 48px;
  width: min(1280px, 94%);
  margin-inline: auto;
  padding: 96px 0 110px;
  align-items: center;
}

.eyebrow {
  font-size: 0.7rem;
  letter-spacing: 0.42em;
  color: var(--gold);
  margin-bottom: 28px;
}

.hero-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(2.1rem, 4.6vw, 3.6rem);
  line-height: 1.5;
  letter-spacing: 0.06em;
  margin-bottom: 34px;
}

.hero-title .accent {
  background: linear-gradient(100deg, #f5e5bd 0%, #c9a962 45%, #9a7b3d 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.hero-sub {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-bottom: 44px;
}

.hero-quote {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 56px;
}
.hero-quote .line { height: 1px; width: 64px; background: var(--line-strong); }
.hero-quote p {
  font-family: var(--serif);
  letter-spacing: 0.4em;
  font-size: 0.8rem;
  color: var(--gold-bright);
  white-space: nowrap;
}

.scroll-hint {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 0.68rem;
  letter-spacing: 0.34em;
  color: var(--text-faint);
}
.scroll-hint:hover { opacity: 1; color: var(--gold-bright); }

.scroll-dot {
  width: 34px;
  height: 54px;
  border: 1px solid var(--line-strong);
  border-radius: 20px;
  position: relative;
}
.scroll-dot::after {
  content: "";
  position: absolute;
  top: 8px;
  left: 50%;
  width: 4px;
  height: 8px;
  margin-left: -2px;
  border-radius: 2px;
  background: var(--gold);
  animation: scrollDrop 1.8s ease-in-out infinite;
}

@keyframes scrollDrop {
  0%   { transform: translateY(0); opacity: 1; }
  70%  { transform: translateY(16px); opacity: 0; }
  100% { transform: translateY(0); opacity: 0; }
}

.hero-visual { display: flex; justify-content: flex-end; }

.hero-visual-frame {
  position: relative;
  width: min(360px, 100%);
  border: 1px solid var(--line-strong);
  padding: 10px;
  background: rgba(255, 255, 255, 0.02);
}
.hero-visual-frame::before,
.hero-visual-frame::after {
  content: "";
  position: absolute;
  width: 34px;
  height: 34px;
  pointer-events: none;
}
.hero-visual-frame::before { top: -1px; left: -1px; border-top: 2px solid var(--gold); border-left: 2px solid var(--gold); }
.hero-visual-frame::after { bottom: -1px; right: -1px; border-bottom: 2px solid var(--gold); border-right: 2px solid var(--gold); }
.hero-visual-frame img { width: 100%; filter: saturate(0.85) contrast(1.02); }

/* ---------- セクション共通見出し ---------- */
.section-heading { text-align: center; margin-bottom: 56px; }
.section-heading .en {
  display: block;
  font-family: var(--serif);
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  letter-spacing: 0.3em;
  color: var(--gold-bright);
  margin-bottom: 10px;
}
.section-heading .ja {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.26em;
  color: var(--text-faint);
}

/* ---------- ステップ ---------- */
.steps { padding: 90px 0 70px; border-top: 1px solid var(--line); }

.steps-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  counter-reset: step;
}

.step {
  position: relative;
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 34px 28px 30px;
  text-align: center;
  transition: transform 0.3s ease, background 0.3s ease, border-color 0.3s ease;
}
.step:hover { transform: translateY(-4px); background: var(--panel-hover); border-color: var(--line-strong); }

.step-num {
  display: inline-grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 20px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  font-family: var(--serif);
  color: var(--gold-bright);
  letter-spacing: 0.1em;
  background: rgba(201, 169, 98, 0.06);
}

.step h3 { font-size: 0.98rem; font-weight: 500; letter-spacing: 0.14em; margin-bottom: 12px; }
.step p { font-size: 0.78rem; color: var(--text-dim); line-height: 1.9; }

/* ---------- フォーム ---------- */
.request { padding: 90px 0 110px; border-top: 1px solid var(--line); }

.request-head { text-align: center; margin-bottom: 64px; }
.request-head .section-heading { margin-bottom: 18px; }
.request-note { font-size: 0.82rem; color: var(--text-dim); }
.request-note strong { color: var(--gold-bright); font-weight: 500; }

.request-layout {
  display: grid;
  grid-template-columns: 1.5fr 0.9fr;
  gap: 44px;
  align-items: start;
}

.request-form {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.015));
  padding: clamp(24px, 4vw, 48px);
  position: relative;
}
.request-form::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(90deg, var(--line-strong) 0 2px, transparent 2px) 0 0 / 26px 26px no-repeat;
}

.form-group { margin-bottom: 30px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

label, legend {
  display: block;
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  margin-bottom: 10px;
}

.req {
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  color: #111;
  background: var(--gold);
  padding: 2px 8px;
  margin-left: 6px;
  border-radius: 2px;
  vertical-align: 1px;
}
.opt {
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  color: var(--text-faint);
  border: 1px solid var(--text-faint);
  padding: 1px 8px;
  margin-left: 6px;
  border-radius: 2px;
  vertical-align: 1px;
}

input[type="text"],
input[type="email"],
textarea {
  width: 100%;
  background: rgba(0, 0, 0, 0.42);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--text);
  font-family: var(--sans);
  font-weight: 300;
  font-size: 0.92rem;
  padding: 14px 16px;
  letter-spacing: 0.04em;
  outline: none;
  transition: border-color 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
}
input[type="text"]:focus,
input[type="email"]:focus,
textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 1px rgba(201, 169, 98, 0.35), 0 0 24px rgba(201, 169, 98, 0.08);
  background: rgba(0, 0, 0, 0.6);
}

textarea { resize: vertical; min-height: 220px; line-height: 2; }

.field-hint { font-size: 0.72rem; color: var(--text-faint); margin: -2px 0 14px; }

.honeypot {
  position: absolute !important;
  left: -9999px !important;
  width: 1px;
  height: 1px;
  opacity: 0;
}

/* テンプレートカード */
.template-group legend { margin-bottom: 4px; }

.template-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.template-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  background: rgba(255, 255, 255, 0.022);
  padding: 18px 14px;
  cursor: pointer;
  transition: border-color 0.25s ease, background 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
}
.template-card:hover { border-color: var(--line-strong); background: var(--panel-hover); transform: translateY(-2px); }
.template-card input { position: absolute; opacity: 0; pointer-events: none; }

.template-card:has(input:checked) {
  border-color: var(--gold);
  background: rgba(201, 169, 98, 0.09);
  box-shadow: 0 0 0 1px rgba(201, 169, 98, 0.4), 0 10px 30px rgba(201, 169, 98, 0.1);
}

.template-card:has(input:checked)::after {
  content: "✓";
  position: absolute;
  top: -9px;
  right: -7px;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  background: var(--gold);
  color: #111;
  font-size: 0.8rem;
  border-radius: 50%;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

.t-icon { font-size: 1.35rem; filter: grayscale(0.2); }
.t-body { display: flex; flex-direction: column; gap: 5px; }
.t-body strong { font-size: 0.78rem; font-weight: 500; letter-spacing: 0.06em; line-height: 1.6; color: var(--text); }
.t-body small { font-size: 0.66rem; color: var(--text-faint); line-height: 1.7; }

/* メッセージ欄 */
.message-meta { text-align: right; font-size: 0.68rem; color: var(--text-faint); margin-top: 8px; }

/* 同意 */
.consent {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.74rem;
  color: var(--text-dim);
  cursor: pointer;
  margin: 6px 0 26px;
  letter-spacing: 0.04em;
}
.consent input { width: 16px; height: 16px; margin-top: 5px; accent-color: var(--gold); flex: none; }

/* エラー */
.form-error {
  color: var(--error);
  font-size: 0.8rem;
  border: 1px solid rgba(224, 108, 95, 0.45);
  background: rgba(224, 108, 95, 0.08);
  padding: 12px 16px;
  margin-bottom: 22px;
}

/* アクティベーション案内 */
.activation-note {
  border: 1px solid var(--gold);
  background: rgba(201, 169, 98, 0.07);
  padding: 22px 24px;
  margin-bottom: 24px;
  text-align: center;
}
.activation-note p {
  font-size: 0.78rem;
  color: var(--text-dim);
  line-height: 2;
  margin-bottom: 18px;
}
.activation-note p strong { color: var(--gold-bright); font-weight: 500; }
.activation-note .mailto-btn { font-size: 0.76rem; }

/* 送信ボタン */
.submit-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background: linear-gradient(110deg, #e8cf9a, #c9a962 55%, #a5833f);
  color: #151208;
  border: none;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 0.88rem;
  letter-spacing: 0.18em;
  padding: 19px 24px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
}
.submit-btn::after {
  content: "";
  position: absolute;
  top: 0;
  left: -80%;
  width: 55%;
  height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, 0.55), transparent);
  transform: skewX(-20deg);
  transition: left 0.55s ease;
}
.submit-btn:hover { transform: translateY(-2px); box-shadow: 0 14px 34px rgba(201, 169, 98, 0.28); filter: brightness(1.05); }
.submit-btn:hover::after { left: 130%; }
.submit-btn:disabled { opacity: 0.55; cursor: not-allowed; transform: none; }
.submit-btn:disabled::after { display: none; }

.btn-arrow { font-size: 1.1rem; transition: transform 0.25s ease; }
.submit-btn:hover .btn-arrow { transform: translateX(6px); }

.submit-note { font-size: 0.68rem; color: var(--text-faint); text-align: center; margin-top: 16px; }

/* ---------- サイド ---------- */
.request-side { display: flex; flex-direction: column; gap: 20px; }

.side-panel {
  border: 1px solid var(--line);
  background: var(--panel);
  padding: 30px 28px;
}
.side-panel h3 { text-align: center; margin-bottom: 26px; }
.side-panel h3 .en {
  display: block;
  font-family: var(--serif);
  letter-spacing: 0.26em;
  color: var(--gold-bright);
  font-size: 0.95rem;
  margin-bottom: 6px;
}
.side-panel h3 .ja { display: block; font-size: 0.68rem; letter-spacing: 0.3em; color: var(--text-faint); }

.side-list > div { padding: 16px 0; border-bottom: 1px dashed rgba(255, 255, 255, 0.09); }
.side-list > div:last-child { border-bottom: none; }
.side-list dt { font-size: 0.64rem; letter-spacing: 0.24em; color: var(--gold); margin-bottom: 6px; }
.side-list dd { font-size: 0.8rem; color: var(--text-dim); line-height: 1.9; word-break: break-all; }

.note-list { list-style: none; }
.note-list li {
  position: relative;
  padding-left: 20px;
  font-size: 0.76rem;
  color: var(--text-dim);
  line-height: 1.9;
  margin-bottom: 14px;
}
.note-list li:last-child { margin-bottom: 0; }
.note-list li::before {
  content: "◆";
  position: absolute;
  left: 0;
  top: 1px;
  font-size: 0.5rem;
  color: var(--gold);
}

/* ---------- サクセス ---------- */
.success { padding: 120px 0 140px; }

.success-card {
  max-width: 640px;
  margin-inline: auto;
  text-align: center;
  border: 1px solid var(--line-strong);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.015));
  padding: clamp(40px, 6vw, 72px);
  position: relative;
}
.success-card::before,
.success-card::after {
  content: "";
  position: absolute;
  width: 44px;
  height: 44px;
  pointer-events: none;
}
.success-card::before { top: -1px; left: -1px; border-top: 2px solid var(--gold); border-left: 2px solid var(--gold); }
.success-card::after { bottom: -1px; right: -1px; border-bottom: 2px solid var(--gold); border-right: 2px solid var(--gold); }

.success-mark {
  display: inline-grid;
  place-items: center;
  width: 64px;
  height: 64px;
  margin-bottom: 26px;
  border-radius: 50%;
  border: 1px solid var(--gold);
  color: var(--gold-bright);
  font-size: 1.4rem;
  background: rgba(201, 169, 98, 0.08);
  animation: popIn 0.55s cubic-bezier(0.2, 0.9, 0.3, 1.4);
}

@keyframes popIn {
  from { transform: scale(0.4); opacity: 0; }
  to   { transform: scale(1); opacity: 1; }
}

.success-title .en {
  display: block;
  font-family: var(--serif);
  font-size: 2rem;
  letter-spacing: 0.3em;
  color: var(--gold-bright);
  margin-bottom: 12px;
}
.success-title .ja { display: block; font-size: 0.86rem; letter-spacing: 0.22em; color: var(--text-dim); margin-bottom: 30px; }

.success-text { font-size: 0.85rem; color: var(--text-dim); margin-bottom: 40px; }
.success-text strong { color: var(--gold-bright); font-weight: 500; }

.success-actions { display: flex; flex-direction: column; gap: 14px; align-items: center; }

.mailto-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--gold);
  color: var(--gold-bright);
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  padding: 14px 28px;
  transition: background 0.25s ease, color 0.25s ease, opacity 0.25s ease;
}
.mailto-btn:hover { background: var(--gold); color: #111; opacity: 1; }

.ghost-btn {
  background: none;
  border: none;
  color: var(--text-faint);
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 6px;
  padding: 6px;
}
.ghost-btn:hover { color: var(--text-dim); }

/* ---------- フッター ---------- */
.site-footer { border-top: 1px solid var(--line); padding: 46px 0; margin-top: 40px; }

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.footer-brand { display: flex; align-items: center; gap: 14px; }
.footer-brand img { width: 38px; height: 38px; background: #fff; border-radius: 50%; padding: 5px; }
.footer-brand p { font-family: var(--serif); font-size: 0.68rem; letter-spacing: 0.3em; color: var(--text-faint); }
.footer-copy { font-size: 0.7rem; color: var(--text-faint); letter-spacing: 0.14em; }
.footer-mail { font-size: 0.78rem; color: var(--gold); letter-spacing: 0.08em; }

/* ---------- フェードイン ---------- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-inner > *,
.step,
.request-form,
.side-panel {
  animation: fadeUp 0.8s ease both;
}
.step:nth-child(2), .side-panel:nth-child(2) { animation-delay: 0.12s; }
.step:nth-child(3) { animation-delay: 0.24s; }
.request-form { animation-delay: 0.1s; }

/* ---------- レスポンシブ ---------- */
.sp-only { display: none; }

@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; padding: 70px 0 80px; gap: 40px; }
  .hero-visual { justify-content: center; }
  .template-grid { grid-template-columns: repeat(2, 1fr); }
  .request-layout { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .header-note { display: none; }
  .sp-only { display: inline; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .template-grid { grid-template-columns: 1fr; }
  .steps-list { grid-template-columns: 1fr; }
  .hero-quote .line { width: 30px; }
  .hero-quote p { letter-spacing: 0.22em; font-size: 0.68rem; }
  .footer-inner { flex-direction: column; text-align: center; }
}