/* ─── RESET & BASE ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --navy:       #1B2A4A;
  --mid-navy:   #263A5E;
  --deep-navy:  #0F1B33;
  --gold:       #C5A55A;
  --light-gold: #EBD5A3;
  --dark-gold:  #9E843F;
  --white:      #FFFFFF;
  --off-white:  #F8FAFC;
  --slate-100:  #F1F5F9;
  --slate-200:  #E2E8F0;
  --slate-400:  #94A3B8;
  --slate-600:  #475569;
  --slate-700:  #334155;
  --slate-800:  #1E293B;
  --font-display: 'Oswald', sans-serif;
  --font-body:    'Noto Sans JP', sans-serif;
  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --max-w:      740px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.7;
  color: var(--slate-800);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

/* ─── UTILITY ─── */
.container { max-width: var(--max-w); margin: 0 auto; padding: 0 28px; }

.eyebrow {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.18em;
  color: var(--gold);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.sec-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 38px);
  font-weight: 500;
  color: var(--navy);
  line-height: 1.25;
  margin-bottom: 28px;
}

.placeholder-area {
  background: var(--slate-100);
  border: 1.5px dashed var(--slate-200);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.placeholder-text { font-size: 13px; color: var(--slate-400); font-weight: 500; }
.placeholder-sub  { font-size: 11px; color: var(--slate-400); }

/* ─── HEADER ─── */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.94);
  backdrop-filter: blur(12px);
  border-bottom: 0.5px solid var(--slate-200);
}
.header-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 28px;
  height: 60px; display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; }
.logo-img { height: 28px; width: auto; max-width: 160px; object-fit: contain; display: block; }
.footer-logo-img { height: 22px; width: auto; max-width: 120px; object-fit: contain; display: block; margin-bottom: 6px; }
.header-cta {
  font-size: 12px; font-weight: 500;
  background: var(--navy); color: var(--white);
  padding: 8px 20px; border-radius: var(--radius-sm);
  text-decoration: none; transition: background 0.2s;
}
.header-cta:hover { background: var(--mid-navy); }

/* ─── HERO ─── */
.hero {
  padding: 0;
  background: var(--navy);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 80% 50%, rgba(197,165,90,0.08) 0%, transparent 70%),
    radial-gradient(ellipse 40% 60% at 10% 80%, rgba(197,165,90,0.05) 0%, transparent 60%);
  pointer-events: none;
}
.hero-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 28px;
  display: grid; grid-template-columns: 1.1fr 0.9fr;
  gap: 48px; align-items: center;
  min-height: 540px;
  position: relative; z-index: 1;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(197,165,90,0.12);
  border: 0.5px solid rgba(197,165,90,0.35);
  color: var(--light-gold);
  font-size: 11px; font-weight: 500;
  padding: 5px 14px; border-radius: 20px;
  margin-bottom: 24px; letter-spacing: 0.06em;
}
.hero-h1 {
  font-family: var(--font-display);
  font-size: clamp(34px, 6vw, 50px);
  font-weight: 600; color: var(--white);
  line-height: 1.15; margin-bottom: 20px;
  letter-spacing: 0.02em;
}
.hero-h1 span { color: var(--gold); }
.hero-sub {
  font-size: 14px; color: rgba(255,255,255,0.6);
  line-height: 1.85; margin-bottom: 36px;
}
.hero-cta-wrap { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
.btn-hero {
  display: inline-block;
  background: var(--gold); color: var(--navy);
  font-family: var(--font-body);
  font-size: 15px; font-weight: 500;
  padding: 16px 32px; border-radius: var(--radius-md);
  text-decoration: none;
  transition: background 0.2s, transform 0.15s;
  letter-spacing: 0.02em;
}
.btn-hero:hover { background: var(--light-gold); transform: translateY(-2px); }
.hero-note { font-size: 11px; color: rgba(255,255,255,0.35); }

.hero-visual { display: flex; align-items: center; justify-content: center; padding: 48px 0; }
.phone-mock {
  width: 200px;
  background: rgba(255,255,255,0.05);
  border: 0.5px solid rgba(255,255,255,0.12);
  border-radius: 28px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.3);
}
.phone-mock-notch {
  height: 28px; background: rgba(0,0,0,0.2);
  display: flex; align-items: center; justify-content: center;
}
.phone-notch-bar {
  width: 60px; height: 6px;
  background: rgba(255,255,255,0.15); border-radius: 3px;
}
.phone-mock-body { height: 340px; }

/* ─── STRIP ─── */
.strip {
  background: var(--gold);
  padding: 14px 0;
  overflow: hidden;
}
.strip-inner {
  display: flex; gap: 40px;
  white-space: nowrap;
  animation: marquee 20s linear infinite;
}
.strip-item {
  font-family: var(--font-display);
  font-size: 13px; font-weight: 500;
  color: var(--navy); letter-spacing: 0.1em;
  flex-shrink: 0;
}
.strip-dot { color: rgba(27,42,74,0.4); margin: 0 8px; }
@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ─── ISSUE ─── */
.issue { padding: 88px 0; background: var(--off-white); position: relative; }
.issue::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.quote-list { display: flex; flex-direction: column; gap: 14px; }
.quote-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0;
  background: var(--white);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 0.5px solid var(--slate-200);
  transition: transform 0.2s;
}
.quote-item:hover { transform: translateX(4px); }
.quote-accent {
  width: 4px; background: var(--gold); flex-shrink: 0;
}
.quote-content { padding: 18px 22px; }
.quote-content p { font-size: 14px; color: var(--slate-700); line-height: 1.7; }

/* ─── SOLUTION ─── */
.solution { padding: 88px 0; background: var(--white); }
.solution-card {
  background: var(--navy);
  border-radius: var(--radius-lg);
  padding: 52px 40px;
  text-align: center;
  position: relative; overflow: hidden;
}
.solution-card::before {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 240px; height: 240px;
  border-radius: 50%;
  background: rgba(197,165,90,0.06);
  pointer-events: none;
}
.solution-card::after {
  content: '';
  position: absolute;
  bottom: -80px; left: -40px;
  width: 200px; height: 200px;
  border-radius: 50%;
  background: rgba(197,165,90,0.04);
  pointer-events: none;
}
.solution-label {
  font-family: var(--font-display);
  font-size: 11px; font-weight: 400;
  letter-spacing: 0.2em; color: var(--gold);
  margin-bottom: 16px; position: relative; z-index: 1;
}
.solution-headline {
  font-family: var(--font-display);
  font-size: clamp(26px, 4.5vw, 34px);
  font-weight: 500; color: var(--white);
  line-height: 1.3; margin-bottom: 24px;
  position: relative; z-index: 1;
}
.solution-divider {
  width: 40px; height: 1px;
  background: rgba(197,165,90,0.4);
  margin: 0 auto 24px;
}
.solution-tags { margin-bottom: 24px; position: relative; z-index: 1; }
.tag {
  display: inline-block;
  background: rgba(197,165,90,0.12);
  border: 0.5px solid rgba(197,165,90,0.3);
  color: var(--light-gold);
  font-size: 11px; padding: 5px 14px;
  border-radius: 20px; margin: 4px;
  letter-spacing: 0.05em;
}
.solution-body {
  font-size: 14px; color: rgba(255,255,255,0.55);
  line-height: 1.9; position: relative; z-index: 1;
}

/* ─── FEATURES ─── */
.features { padding: 88px 0; background: var(--off-white); }
.feat-lead {
  font-size: 14px; color: var(--slate-600);
  line-height: 1.85; margin-bottom: 36px;
  padding-left: 16px;
  border-left: 2px solid var(--gold);
}
.feat-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px; margin-bottom: 28px;
}
.feat-card {
  background: var(--white);
  border: 0.5px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  transition: box-shadow 0.2s, transform 0.2s;
  position: relative; overflow: hidden;
}
.feat-card::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 2px;
  background: var(--gold); opacity: 0;
  transition: opacity 0.2s;
}
.feat-card:hover { box-shadow: 0 8px 24px rgba(27,42,74,0.08); transform: translateY(-2px); }
.feat-card:hover::after { opacity: 1; }
.feat-icon {
  width: 40px; height: 40px;
  background: rgba(197,165,90,0.1);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.feat-name { font-size: 13px; font-weight: 500; color: var(--navy); margin-bottom: 6px; }
.feat-desc { font-size: 12px; color: var(--slate-600); line-height: 1.65; }
.feat-screen { height: 180px; margin-top: 4px; }

/* ─── CTA MID ─── */
.cta-mid {
  background: var(--navy);
  padding: 36px 28px;
}
.cta-mid-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: flex; align-items: center;
  justify-content: space-between; gap: 24px; flex-wrap: wrap;
}
.cta-mid-text { font-size: 15px; color: rgba(255,255,255,0.8); line-height: 1.6; }
.btn-primary {
  display: inline-block;
  background: var(--gold); color: var(--navy);
  font-family: var(--font-body);
  font-size: 14px; font-weight: 500;
  padding: 14px 28px; border-radius: var(--radius-md);
  text-decoration: none; white-space: nowrap;
  transition: background 0.2s, transform 0.15s;
  border: none; cursor: pointer;
}
.btn-primary:hover { background: var(--light-gold); transform: translateY(-1px); }

/* ─── PROOF ─── */
.proof { padding: 88px 0; background: var(--white); }
.proof-body { font-size: 14px; color: var(--slate-600); line-height: 1.85; margin-bottom: 28px; }
.proof-img { height: 240px; margin-bottom: 32px; border-radius: var(--radius-lg); }
.stats-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 2px; margin-bottom: 28px;
  border-radius: var(--radius-md); overflow: hidden;
  border: 0.5px solid var(--slate-200);
}
.stat-card {
  background: var(--navy);
  padding: 28px 16px; text-align: center;
}
.stat-num {
  font-family: var(--font-display);
  font-size: 40px; font-weight: 600;
  color: var(--gold); line-height: 1;
  margin-bottom: 8px;
}
.stat-unit { font-size: 18px; font-weight: 400; }
.stat-label { font-size: 11px; color: rgba(255,255,255,0.5); line-height: 1.5; }
.proof-note {
  font-size: 13px; color: var(--slate-400);
  line-height: 1.7; text-align: center; font-style: italic;
  padding: 16px; background: var(--off-white);
  border-radius: var(--radius-md);
}

/* ─── PLAN ─── */
.plan { padding: 88px 0; background: var(--off-white); }
.plan-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 16px; }
.plan-card {
  background: var(--white);
  border: 0.5px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
}
.plan-card--rec { border: 1.5px solid var(--gold); }
.plan-rec {
  font-size: 10px; font-weight: 500;
  color: var(--gold); margin-bottom: 8px;
  letter-spacing: 0.08em; text-transform: uppercase;
}
.plan-name {
  font-family: var(--font-display);
  font-size: 22px; font-weight: 500;
  color: var(--navy); margin-bottom: 12px;
  letter-spacing: 0.04em;
}
.plan-desc { font-size: 12px; color: var(--slate-600); line-height: 1.75; }
.plan-note { font-size: 12px; color: var(--slate-400); text-align: center; }

/* ─── FAQ ─── */
.faq { padding: 88px 0; background: var(--white); }
.faq-list { margin-top: 8px; }
.faq-item {
  border-bottom: 0.5px solid var(--slate-200);
  overflow: hidden;
}
.faq-item:last-child { border-bottom: none; }
.faq-q {
  font-size: 14px; font-weight: 500;
  color: var(--navy); padding: 22px 0 8px;
  display: flex; align-items: flex-start; gap: 12px;
}
.faq-q::before {
  content: 'Q';
  font-family: var(--font-display);
  font-size: 16px; font-weight: 600;
  color: var(--gold); flex-shrink: 0;
  margin-top: 1px;
}
.faq-a {
  font-size: 13px; color: var(--slate-600);
  line-height: 1.8; padding: 0 0 22px 26px;
}

/* ─── CTA FINAL ─── */
.cta-final {
  background: var(--navy);
  padding: 88px 0 96px;
  position: relative; overflow: hidden;
}
.cta-final::before {
  content: '';
  position: absolute; top: -100px; right: -100px;
  width: 400px; height: 400px; border-radius: 50%;
  background: rgba(197,165,90,0.05); pointer-events: none;
}
.cta-final-eyebrow { color: var(--gold); }
.cta-final-h2 {
  font-family: var(--font-display);
  font-size: clamp(30px, 5vw, 40px);
  font-weight: 500; color: var(--white);
  line-height: 1.25; margin-bottom: 10px;
}
.cta-final-sub { font-size: 13px; color: rgba(255,255,255,0.45); margin-bottom: 28px; }
.monitor-badge {
  display: inline-block;
  background: rgba(197,165,90,0.1);
  border: 0.5px solid rgba(197,165,90,0.35);
  color: var(--light-gold);
  font-size: 12px; padding: 10px 20px;
  border-radius: var(--radius-md);
  margin-bottom: 36px; line-height: 1.6;
  letter-spacing: 0.03em;
}

/* Form */
.form { max-width: 500px; }
.form-group { margin-bottom: 18px; }
.form-label { display: block; font-size: 12px; color: rgba(255,255,255,0.45); margin-bottom: 7px; letter-spacing: 0.04em; }
.required { color: var(--gold); }
.form-input, .form-select {
  width: 100%;
  background: rgba(255,255,255,0.06);
  border: 0.5px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-md);
  padding: 13px 18px;
  font-family: var(--font-body);
  font-size: 14px; color: var(--white);
  outline: none; transition: border-color 0.2s;
  appearance: none;
}
.form-input::placeholder { color: rgba(255,255,255,0.2); }
.form-select { color: rgba(255,255,255,0.45); cursor: pointer; }
.form-select option { background: var(--navy); color: var(--white); }
.form-input:focus, .form-select:focus { border-color: rgba(197,165,90,0.6); }

.btn-submit {
  width: 100%;
  background: var(--gold); color: var(--navy);
  font-family: var(--font-body);
  font-size: 15px; font-weight: 500;
  padding: 17px 24px; border-radius: var(--radius-md);
  border: none; cursor: pointer;
  margin-top: 8px; margin-bottom: 18px;
  transition: background 0.2s, transform 0.15s;
  letter-spacing: 0.03em;
}
.btn-submit:hover { background: var(--light-gold); transform: translateY(-2px); }
.btn-submit:active { transform: translateY(0); }
.btn-submit:disabled { opacity: 0.6; cursor: not-allowed; }

.form-privacy { font-size: 11px; color: rgba(255,255,255,0.3); line-height: 1.75; }
.privacy-link { color: rgba(197,165,90,0.6); text-decoration: underline; }

.form-success { max-width: 500px; text-align: center; padding: 48px 0; }
.success-title {
  font-family: var(--font-display);
  font-size: 28px; font-weight: 500;
  color: var(--white); margin-bottom: 14px;
}
.success-body { font-size: 14px; color: rgba(255,255,255,0.5); line-height: 1.85; }

/* ─── FOOTER ─── */
.footer { background: var(--deep-navy); padding: 36px 24px 28px; }
.footer-inner {
  display: flex; align-items: flex-start;
  justify-content: space-between; gap: 24px; flex-wrap: wrap;
  margin-bottom: 28px; max-width: var(--max-w); margin: 0 auto 28px;
}
.footer-company { font-size: 11px; color: rgba(255,255,255,0.3); }
.footer-nav { display: flex; flex-direction: column; gap: 10px; }
.footer-nav a { font-size: 12px; color: rgba(255,255,255,0.35); text-decoration: none; transition: color 0.2s; }
.footer-nav a:hover { color: var(--white); }
.footer-credit {
  text-align: center; font-size: 10px;
  color: rgba(255,255,255,0.2); font-style: italic;
  border-top: 0.5px solid rgba(255,255,255,0.06);
  padding-top: 20px; max-width: var(--max-w); margin: 0 auto;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 640px) {
  .hero-inner { grid-template-columns: 1fr; min-height: auto; padding: 48px 28px; }
  .hero-visual { display: none; }
  .strip-inner { animation-duration: 12s; }
  .feat-grid { grid-template-columns: 1fr 1fr; }
  .plan-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
  .cta-mid-inner { flex-direction: column; }
  .footer-inner { flex-direction: column; }
  .solution-card { padding: 36px 24px; }
}
@media (max-width: 400px) {
  .feat-grid { grid-template-columns: 1fr; }
}

/* ─── ANIMATIONS ─── */

/* フェードイン基本 */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes pulse-gold {
  0%, 100% { box-shadow: 0 0 0 0 rgba(197,165,90,0.4); }
  50%       { box-shadow: 0 0 0 10px rgba(197,165,90,0); }
}
@keyframes countUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Hero テキスト入場 */
.hero-badge   { animation: fadeUp 0.6s ease both; animation-delay: 0.1s; }
.hero-h1      { animation: fadeUp 0.7s ease both; animation-delay: 0.2s; }
.hero-sub     { animation: fadeUp 0.7s ease both; animation-delay: 0.35s; }
.hero-cta-wrap{ animation: fadeUp 0.7s ease both; animation-delay: 0.5s; }
.hero-visual  { animation: fadeIn 1s ease both;   animation-delay: 0.4s; }

/* ボタンパルス */
.btn-hero, .btn-submit {
  animation: pulse-gold 2.5s ease-in-out infinite;
}
.btn-hero:hover, .btn-submit:hover {
  animation: none;
}

/* Ripple エフェクト */
.btn-hero, .btn-primary, .btn-submit, .header-cta {
  position: relative;
  overflow: hidden;
}
.ripple {
  position: absolute;
  border-radius: 50%;
  transform: scale(0);
  animation: ripple-anim 0.55s linear;
  background: rgba(255,255,255,0.25);
  pointer-events: none;
}
@keyframes ripple-anim {
  to { transform: scale(4); opacity: 0; }
}

/* スクロール入場（JS制御） */
.reveal {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.js-ready .reveal {
  opacity: 0;
  transform: translateY(28px);
}
.js-ready .reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* カウントアップ数字 */
.stat-num { transition: opacity 0.4s, transform 0.4s; }