/* ===================================================================
   Design tokens
   =================================================================== */
:root {
  /* Color */
  --blue: #2F5BE5;
  --blue-dark: #1F47C9;
  --blue-light: #5B8EFF;
  --blue-tint: #E8EDFD;
  --blue-soft: #F4F7FE;
  --brand: #0078A8;          /* Logo color — primary action / accent */
  --brand-dark: #005E86;
  --brand-light: #4FA3C9;
  --ink: #0E0E10;
  --ink-2: #3A3A3E;
  --muted: #8A8A90;
  --line: #E5E5EA;
  --bg: #FFFFFF;
  --bg-soft: #FAFAFB;
  --max: 1100px;
  --warn: #D94E4E;
  --warn-soft: #FFEDED;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);

  /* Type scale — dynamic / impactful titles */
  --fs-display: clamp(60px, 11vw, 128px);  /* Hero — bold statement */
  --fs-h1:      clamp(40px, 6.5vw, 80px);  /* Impact / CTA / Promise */
  --fs-h2:      clamp(30px, 4.5vw, 52px);  /* Section titles */
  --fs-h3:      clamp(20px, 2.6vw, 28px);  /* Card / subtitle */
  --fs-body:    16px;                      /* Everything else */
}

/* SP — proportional scale-down */
@media (max-width: 720px) {
  :root {
    --fs-display: clamp(48px, 12vw, 88px);
    --fs-h1:      clamp(32px, 9vw, 60px);
    --fs-h2:      clamp(26px, 7vw, 44px);
    --fs-h3:      clamp(18px, 4.6vw, 24px);
    --fs-body:    15px;
  }
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: "Arial", "Helvetica Neue", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
  color: var(--ink-2);
  background: var(--bg);
  line-height: 1.85;
  font-size: var(--fs-body);
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

/* ===================================================================
   Animations
   =================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
  will-change: opacity, transform;
}
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: 60ms; }
.reveal[data-d="2"] { transition-delay: 120ms; }
.reveal[data-d="3"] { transition-delay: 180ms; }
.reveal[data-d="4"] { transition-delay: 240ms; }
.reveal[data-d="5"] { transition-delay: 300ms; }
.reveal[data-d="6"] { transition-delay: 360ms; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to { opacity: 1; transform: none; }
}
.hero-eyebrow, .hero h1, .hero p.sub, .hero-cta, .hero-trust {
  opacity: 0; animation: fadeUp 1s var(--ease) both;
}
.hero-eyebrow { animation-delay: 0.05s; }
.hero h1        { animation-delay: 0.15s; }
.hero p.sub     { animation-delay: 0.35s; }
.hero-cta       { animation-delay: 0.55s; }
.hero-trust     { animation-delay: 0.75s; }

/* Aurora background */
.aurora { position: absolute; inset: 0; pointer-events: none; overflow: hidden; z-index: 0; }
.aurora-blob {
  position: absolute; border-radius: 50%;
  filter: blur(70px); opacity: 0.5;
  will-change: transform;
}
.aurora-blob.b1 {
  width: 620px; height: 620px;
  background: radial-gradient(circle, #2F5BE5 0%, transparent 70%);
  top: -200px; right: -180px;
  animation: float1 22s ease-in-out infinite;
}
.aurora-blob.b2 {
  width: 460px; height: 460px;
  background: radial-gradient(circle, #5B8EFF 0%, transparent 70%);
  bottom: -160px; left: -120px;
  opacity: 0.32;
  animation: float2 28s ease-in-out infinite;
}
.aurora-blob.b3 {
  width: 320px; height: 320px;
  background: radial-gradient(circle, #A8C2FF 0%, transparent 70%);
  top: 30%; left: 45%;
  opacity: 0.2;
  animation: float3 36s ease-in-out infinite;
}
@keyframes float1 {
  0%,100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(-80px, 80px) scale(1.08); }
}
@keyframes float2 {
  0%,100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(80px, -50px) scale(1.12); }
}
@keyframes float3 {
  0%,100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(-60px, -40px) scale(0.92); }
}

.dot-grid {
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(47,91,229,0.22) 1px, transparent 1.5px);
  background-size: 26px 26px;
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 60% 40%, black 20%, transparent 75%);
  mask-image: radial-gradient(ellipse 80% 70% at 60% 40%, black 20%, transparent 75%);
  opacity: 0.55;
  pointer-events: none;
  z-index: 0;
}

.shimmer-text {
  background: linear-gradient(110deg, var(--blue) 0%, var(--brand) 45%, var(--brand-light) 50%, var(--brand) 55%, var(--blue) 100%);
  background-size: 250% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: shimmer 5s ease-in-out infinite;
}
@keyframes shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.spotlight { position: relative; overflow: hidden; }
.spotlight::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(400px circle at var(--mx, 50%) var(--my, 50%),
              rgba(47,91,229,0.12), transparent 45%);
  opacity: 0; transition: opacity .35s ease;
  pointer-events: none; z-index: 0;
}
.spotlight:hover::before { opacity: 1; }
.spotlight > * { position: relative; z-index: 1; }

.btn { position: relative; overflow: hidden; isolation: isolate; }
.btn::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(120deg, transparent 30%, rgba(255,255,255,0.30) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform .7s var(--ease);
  pointer-events: none; z-index: 0;
}
.btn:hover::after { transform: translateX(120%); }
.btn > * { position: relative; z-index: 1; }

.glow-wrap { position: relative; display: inline-block; isolation: isolate; }
.glow-wrap::before {
  content: ""; position: absolute; inset: -60px -40px;
  background: radial-gradient(circle, rgba(143,169,240,0.30) 0%, transparent 65%);
  z-index: -1;
  animation: glowpulse 4.5s ease-in-out infinite;
}
@keyframes glowpulse {
  0%, 100% { opacity: 0.6; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.06); }
}

.ticker {
  overflow: hidden;
  position: relative;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  background: #fff;
  padding: 22px 0;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 12%, black 88%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0%, black 12%, black 88%, transparent 100%);
}
.ticker-track {
  display: flex; gap: 56px;
  animation: marquee 38s linear infinite;
  width: max-content;
}
.ticker-track span {
  color: var(--muted); font-weight: 700;
  font-size: var(--fs-body); letter-spacing: 0.14em;
  white-space: nowrap;
  display: inline-flex; align-items: center; gap: 12px;
}
.ticker-track span::after {
  content: ""; width: 5px; height: 5px; border-radius: 50%;
  background: var(--brand); opacity: 0.6;
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1 !important; transform: none !important; }
}

/* ===================================================================
   Header & Buttons
   =================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,0.85);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav {
  max-width: var(--max); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 32px;
}
.brand { display: flex; align-items: center; gap: 16px; text-decoration: none; }
.brand img { height: 28px; width: auto; display: block; transition: opacity .2s ease; }
.brand:hover img { opacity: 0.78; }
.brand .tag {
  color: var(--muted); font-weight: 700;
  font-size: 11px; letter-spacing: 0.14em;
  border-left: 1px solid var(--line); padding-left: 14px;
}

.btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--brand); color: #fff !important;
  padding: 12px 22px; border-radius: 999px;
  font-size: var(--fs-body); font-weight: 700; letter-spacing: 0.08em;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease), opacity .2s ease;
  cursor: pointer; border: 0;
}
.btn:hover { background: var(--brand-dark); box-shadow: 0 12px 28px rgba(0,120,168,0.30); transform: translateY(-2px); }
.btn:disabled, .btn[aria-disabled="true"] { opacity: 0.6; pointer-events: none; }
.btn.lg { padding: 18px 30px; font-size: var(--fs-body); }
.btn.ghost { background: transparent; color: var(--ink) !important; border: 1px solid var(--line); }
.btn.ghost:hover { background: var(--bg-soft); box-shadow: none; }
.btn.white { background: #fff; color: var(--blue) !important; }
.btn.white:hover { background: #f3f5fa; }
.btn.outline-white { background: transparent; color: #fff !important; border: 1px solid rgba(255,255,255,0.4); }
.btn.outline-white:hover { background: rgba(255,255,255,0.08); }
@media (max-width: 760px){
  .nav { padding: 14px 20px; }
  .brand .tag { display: none; }
}

/* ===================================================================
   Common section layout
   =================================================================== */
section { padding: 120px 32px; border-bottom: 1px solid var(--line); scroll-margin-top: 76px; }
.container { max-width: var(--max); margin: 0 auto; }
.eyebrow {
  display: inline-block;
  color: var(--blue); font-weight: 700;
  font-size: var(--fs-body); letter-spacing: 0.18em;
  margin-bottom: 20px;
}
.eyebrow::before { content: "— "; }
h2.section-title {
  color: var(--ink);
  font-size: var(--fs-h2);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.02em;
  margin-bottom: 20px;
}
.lede { color: var(--muted); font-size: var(--fs-body); max-width: 640px; line-height: 1.9; }
@media (max-width: 760px){ section { padding: 72px 20px; } }

/* ===================================================================
   Hero
   =================================================================== */
.hero {
  padding: 100px 32px 130px;
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #fff 0%, #f8faff 100%);
}
.hero .container { position: relative; z-index: 2; }
.hero-eyebrow {
  color: var(--blue); font-weight: 700;
  font-size: var(--fs-body); letter-spacing: 0.18em;
  margin-bottom: 32px;
}
.hero-eyebrow::before { content: "— "; }
.hero h1 {
  color: var(--ink);
  font-size: var(--fs-display);
  font-weight: 700; line-height: 1.1; letter-spacing: 0.005em;
  margin-bottom: 32px;
  max-width: 920px;
}
.hero h1 .line2 {
  display: block;
  font-size: var(--fs-h3);
  color: var(--ink-2); font-weight: 700;
  margin-top: 24px; letter-spacing: 0.02em; line-height: 1.5;
}
.hero p.sub {
  color: var(--ink-2); font-size: var(--fs-body);
  line-height: 1.9; max-width: 640px; margin-bottom: 44px;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-trust {
  display: flex; gap: 28px; flex-wrap: wrap;
  color: var(--muted); font-size: var(--fs-body); font-weight: 700;
  border-top: 1px solid var(--line); padding-top: 24px;
  max-width: 640px;
}
.hero-trust span { display: inline-flex; align-items: center; gap: 8px; }
.hero-trust span::before {
  content: ""; display: inline-block; width: 14px; height: 14px;
  background: var(--blue); border-radius: 50%;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'><path d='M3 7l3 3 5-6' stroke='white' stroke-width='2' fill='none' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-size: contain;
}
@media (max-width: 760px){ .hero { padding: 56px 20px 80px; } }

/* ===================================================================
   Impact sections (起承転結 inflection points)
   =================================================================== */
.impact {
  padding: 160px 32px;
  text-align: center;
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
@media (max-width: 760px){ .impact { padding: 100px 20px; } }

.impact .container { position: relative; z-index: 1; max-width: 920px; }
.impact-eyebrow {
  display: inline-block;
  font-weight: 700;
  font-size: var(--fs-body); letter-spacing: 0.2em;
  margin-bottom: 36px;
}
.impact-eyebrow::before { content: "— "; }
.impact-headline {
  font-size: var(--fs-h1);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.02em;
}
.impact-headline .line { display: block; }
.impact-headline .accent { color: var(--blue); }

/* Dark variant */
.impact-dark { background: var(--ink); color: #fff; border-bottom: 0; }
.impact-dark::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse 90% 60% at 50% 50%, rgba(47,91,229,0.28) 0%, transparent 70%);
  pointer-events: none;
}
.impact-dark::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.05) 1px, transparent 1.5px);
  background-size: 32px 32px;
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
  pointer-events: none;
}
.impact-dark .impact-eyebrow { color: #8FA9F0; }
.impact-dark .impact-headline { color: #fff; }
.impact-dark .impact-headline .accent {
  background: linear-gradient(110deg, #5B8EFF 0%, #A8C2FF 50%, #5B8EFF 100%);
  background-size: 250% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: shimmer 5s ease-in-out infinite;
}

/* Light variant */
.impact-light { background: #fff; color: var(--ink); }
.impact-light::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse 90% 60% at 50% 50%, var(--blue-tint) 0%, transparent 70%);
  pointer-events: none;
  opacity: 0.7;
}
.impact-light .impact-eyebrow { color: var(--blue); }
.impact-light .impact-headline { color: var(--ink); }

/* Subtle variant — quieter transition */
.impact-subtle { padding: 80px 32px; }
.impact-subtle .impact-eyebrow { margin-bottom: 20px; }
.impact-subtle .impact-headline { font-size: var(--fs-h2); }
@media (max-width: 760px){ .impact-subtle { padding: 56px 20px; } }

/* ===================================================================
   Pain points
   =================================================================== */
.pain-wrap { background: var(--bg-soft); }
.pain-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 12px 24px; margin-top: 48px;
}
@media (max-width: 760px){ .pain-grid { grid-template-columns: 1fr; } }
.pain-item {
  display: flex; gap: 14px; padding: 18px 22px;
  background: #fff; border: 1px solid var(--line); border-radius: 10px;
  align-items: center;
  color: var(--ink); font-weight: 700; font-size: var(--fs-body); line-height: 1.6;
  transition: border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}
.pain-item:hover {
  border-color: var(--blue); transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(14,14,16,0.05);
}
.pain-item .x {
  flex: 0 0 26px; width: 26px; height: 26px; border-radius: 50%;
  background: var(--warn-soft); color: var(--warn);
  font-weight: 700; font-size: 13px;
  display: flex; align-items: center; justify-content: center;
}

/* ===================================================================
   Promise
   =================================================================== */
.promise {
  background: var(--ink);
  color: #fff;
  border-bottom: 0;
  text-align: center;
  position: relative; overflow: hidden;
}
.promise::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle 600px at 50% 100%, rgba(47,91,229,0.35) 0%, transparent 70%);
  pointer-events: none;
}
.promise::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.04) 1px, transparent 1.5px);
  background-size: 32px 32px;
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
  pointer-events: none;
}
.promise .container { position: relative; z-index: 1; }
.promise .eyebrow { color: #8FA9F0; }
.promise h2 {
  color: #fff;
  font-size: var(--fs-h2);
  font-weight: 700; line-height: 1.5; margin: 8px auto 56px;
  max-width: 760px; letter-spacing: 0.02em;
}
.promise h2 .hi { color: #8FA9F0; }
.promise-stat {
  background: linear-gradient(135deg, #fff 0%, var(--brand-light) 60%, var(--brand) 100%);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  font-size: clamp(80px, 14vw, 180px);
  font-weight: 700; line-height: 1; letter-spacing: -0.02em;
  margin-bottom: 16px; position: relative;
}
.promise-stat .unit {
  -webkit-text-fill-color: rgba(255,255,255,0.6);
  background: none;
}
.promise-stat .unit {
  font-size: clamp(20px, 2.2vw, 28px);
  color: rgba(255,255,255,0.6); margin-left: 8px;
  font-weight: 700; letter-spacing: 0.04em;
}
.promise-caption {
  color: rgba(255,255,255,0.75);
  font-size: var(--fs-body);
  max-width: 580px; margin: 0 auto 40px; line-height: 1.9;
}
.promise-mini { display: flex; justify-content: center; gap: 56px; flex-wrap: wrap; margin-top: 24px; }
.promise-mini .item .v { color: #fff; font-size: var(--fs-h3); font-weight: 700; }
.promise-mini .item .l { color: rgba(255,255,255,0.6); font-size: var(--fs-body); letter-spacing: 0.12em; font-weight: 700; }
.promise-note { margin-top: 48px; color: rgba(255,255,255,0.4); font-size: var(--fs-body); }

/* ===================================================================
   What we do
   =================================================================== */
.what-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 56px; }
@media (max-width: 820px){ .what-grid { grid-template-columns: 1fr; gap: 24px; } }
.what-item { border-top: 2px solid var(--blue); padding-top: 28px; position: relative; }
.what-item::before {
  content: ""; position: absolute; top: -2px; left: 0;
  width: 24px; height: 2px; background: var(--blue-light);
  animation: flow 2.4s ease-in-out infinite;
}
.what-item:nth-child(2)::before { animation-delay: 0.8s; }
.what-item:nth-child(3)::before { animation-delay: 1.6s; }
@keyframes flow {
  0% { transform: translateX(0); opacity: 0; }
  20% { opacity: 1; }
  100% { transform: translateX(calc(100% * 14)); opacity: 0; }
}
.what-item .step-no {
  color: var(--blue); font-weight: 700;
  font-size: var(--fs-body); letter-spacing: 0.18em;
  margin-bottom: 14px;
}
.what-item h3 { color: var(--ink); font-size: var(--fs-h3); font-weight: 700; margin-bottom: 10px; line-height: 1.5; }
.what-item p { color: var(--muted); font-size: var(--fs-body); line-height: 1.9; }
.what-note { text-align: center; margin-top: 56px; color: var(--ink); font-weight: 700; font-size: var(--fs-body); }
.what-note span { color: var(--blue); }

/* ===================================================================
   Why us
   =================================================================== */
.reasons { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 56px; }
@media (max-width: 820px){ .reasons { grid-template-columns: 1fr; } }
.reason {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 36px 30px;
  transition: border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}
.reason:hover {
  border-color: var(--blue);
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(47,91,229,0.10);
}
.reason .ic {
  width: 48px; height: 48px; border-radius: 12px;
  background: linear-gradient(135deg, var(--blue-tint), #d6dffc);
  color: var(--blue);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: var(--fs-body); letter-spacing: 0.04em;
  margin-bottom: 22px;
  transition: transform .3s var(--ease);
}
.reason:hover .ic { transform: scale(1.08) rotate(-3deg); }
.reason h3 { color: var(--ink); font-size: var(--fs-h3); font-weight: 700; margin-bottom: 12px; line-height: 1.5; }
.reason p { color: var(--muted); font-size: var(--fs-body); line-height: 1.9; }

/* ===================================================================
   Featured case
   =================================================================== */
.case-wrap { background: var(--bg-soft); }
.case-card {
  background: #fff; border: 1px solid var(--line); border-radius: 18px;
  padding: 56px;
  display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px;
  align-items: center;
  margin-top: 48px;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.case-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 56px rgba(14,14,16,0.08);
}
@media (max-width: 820px){ .case-card { grid-template-columns: 1fr; padding: 36px 28px; gap: 32px; } }
.case-card .industry { color: var(--muted); font-size: var(--fs-body); letter-spacing: 0.14em; font-weight: 700; margin-bottom: 16px; }
.case-card h3 { color: var(--ink); font-size: var(--fs-h3); font-weight: 700; line-height: 1.5; margin-bottom: 20px; }
.case-card .desc { color: var(--ink-2); font-size: var(--fs-body); line-height: 1.95; }
.case-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.case-stat { padding: 22px; background: var(--blue-soft); border-radius: 12px; }
.case-stat .v {
  color: var(--blue); font-size: clamp(30px, 3.6vw, 44px);
  font-weight: 700; line-height: 1; margin-bottom: 6px;
  letter-spacing: -0.01em;
}
.case-stat .v .u { color: var(--muted); font-size: var(--fs-body); margin-left: 4px; }
.case-stat .l { color: var(--ink); font-size: var(--fs-body); letter-spacing: 0.06em; font-weight: 700; }
.case-disclaimer { margin-top: 28px; color: var(--muted); font-size: var(--fs-body); text-align: center; }
.case-more { text-align: center; margin-top: 32px; }
.case-more a {
  color: var(--blue); font-weight: 700; font-size: var(--fs-body);
  position: relative; display: inline-flex; align-items: center; gap: 6px;
}
.case-more a .ar { transition: transform .3s var(--ease); display: inline-block; }
.case-more a:hover .ar { transform: translateX(6px); }

/* ===================================================================
   Mid CTA
   =================================================================== */
.mid-cta {
  background: linear-gradient(135deg, var(--blue-soft), #eaf0ff);
  padding: 64px 32px;
  position: relative; overflow: hidden;
}
.mid-cta::before {
  content: ""; position: absolute; top: -100px; right: -50px;
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(47,91,229,0.20), transparent 60%);
  filter: blur(40px);
  animation: float2 22s ease-in-out infinite;
}
.mid-cta-inner {
  max-width: var(--max); margin: 0 auto;
  display: grid; grid-template-columns: 1.4fr auto; gap: 32px; align-items: center;
  position: relative; z-index: 1;
}
.mid-cta h3 { color: var(--ink); font-size: var(--fs-h2); font-weight: 700; line-height: 1.5; }
.mid-cta h3 span { color: var(--blue); }
.mid-cta p { color: var(--muted); font-size: var(--fs-body); margin-top: 8px; }
@media (max-width: 820px){ .mid-cta-inner { grid-template-columns: 1fr; } .mid-cta { padding: 48px 20px; } }

/* ===================================================================
   FAQ
   =================================================================== */
.faq-list { margin-top: 48px; border-top: 1px solid var(--line); }
.faq { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer;
  padding: 26px 0; display: flex; gap: 20px; align-items: flex-start;
  color: var(--ink); font-weight: 700;
  font-size: var(--fs-body); line-height: 1.6;
  transition: color .2s ease;
}
.faq summary:hover { color: var(--blue); }
.faq summary::-webkit-details-marker { display: none; }
.faq summary .q { color: var(--blue); font-size: var(--fs-body); flex: 0 0 24px; }
.faq summary .icon {
  margin-left: auto; flex: 0 0 24px; width: 24px; height: 24px;
  border-radius: 50%; background: var(--bg-soft);
  display: flex; align-items: center; justify-content: center;
  color: var(--ink); font-size: 18px; transition: transform .3s var(--ease), background .3s ease, color .3s ease;
}
.faq[open] summary .icon { transform: rotate(45deg); background: var(--blue); color: #fff; }
.faq .answer {
  padding: 0 0 28px 44px;
  color: var(--ink-2); font-size: var(--fs-body); line-height: 1.95;
  animation: answerSlide .4s var(--ease) both;
}
@keyframes answerSlide {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: none; }
}

/* ===================================================================
   Final CTA
   =================================================================== */
.cta-section {
  background: var(--blue);
  color: #fff;
  border-bottom: 0;
  padding: 120px 32px;
  position: relative; overflow: hidden;
}
.cta-section::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(circle 600px at 80% 20%, rgba(168,194,255,0.45), transparent 60%);
  pointer-events: none;
}
.cta-section::after {
  content: ""; position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.08) 1px, transparent 1.5px);
  background-size: 32px 32px;
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 80%);
  pointer-events: none;
}
.cta-section .container { position: relative; z-index: 1; }
.cta-section .eyebrow { color: rgba(255,255,255,0.7); }
.cta-section h2 {
  color: #fff;
  font-size: var(--fs-h1);
  font-weight: 700; line-height: 1.2; letter-spacing: 0.01em;
  margin-bottom: 24px;
}
.cta-section h2 .pill {
  display: inline-block; background: #fff; color: var(--brand);
  padding: 0 18px; border-radius: 12px; line-height: 1.2;
}
.cta-section p.sub {
  color: rgba(255,255,255,0.88);
  font-size: var(--fs-body); line-height: 1.95;
  max-width: 620px; margin-bottom: 44px;
}
.cta-buttons { display: flex; gap: 14px; flex-wrap: wrap; }
.cta-meta {
  display: flex; gap: 24px; flex-wrap: wrap;
  margin-top: 36px;
  color: rgba(255,255,255,0.85); font-size: var(--fs-body); font-weight: 700;
}
.cta-meta span { display: inline-flex; align-items: center; gap: 8px; }
.cta-meta span::before {
  content: ""; display: inline-block; width: 14px; height: 14px; border-radius: 50%;
  background: rgba(255,255,255,0.18);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14'><path d='M3 7l3 3 5-6' stroke='white' stroke-width='2' fill='none' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-size: contain;
}
.presenter {
  margin-top: 48px; padding-top: 28px;
  border-top: 1px solid rgba(255,255,255,0.18);
  color: rgba(255,255,255,0.85); font-size: var(--fs-body);
}
.presenter b { color: #fff; font-weight: 700; }
@media (max-width: 760px){ .cta-section { padding: 80px 20px; } }

/* ===================================================================
   Contact form
   =================================================================== */
.form-section { padding: 120px 32px; background: #fff; border-bottom: 1px solid var(--line); }
.form-grid { max-width: var(--max); margin: 0 auto; display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 72px; align-items: start; }
@media (max-width: 900px){ .form-grid { grid-template-columns: 1fr; gap: 40px; } .form-section { padding: 72px 20px; } }

.form-info { margin-top: 36px; }
.info-item { padding: 18px 0; border-bottom: 1px solid var(--line); }
.info-item:first-child { border-top: 1px solid var(--line); }
.info-label { color: var(--muted); font-size: var(--fs-body); letter-spacing: 0.18em; font-weight: 700; margin-bottom: 4px; }
.info-val { color: var(--ink); font-size: var(--fs-body); font-weight: 700; }

.contact-form {
  background: var(--bg-soft);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 48px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 22px;
  position: relative; overflow: hidden;
}
.contact-form::before {
  content: ""; position: absolute; top: -80px; right: -80px;
  width: 240px; height: 240px;
  background: radial-gradient(circle, rgba(47,91,229,0.10), transparent 60%);
  filter: blur(30px);
  pointer-events: none;
}
.contact-form > * { position: relative; z-index: 1; }
.contact-form .field { display: flex; flex-direction: column; }
.contact-form .field.full { grid-column: 1 / -1; }
.contact-form label {
  color: var(--ink); font-size: var(--fs-body); font-weight: 700;
  letter-spacing: 0.04em; margin-bottom: 8px;
}
.contact-form .req { color: var(--warn); margin-left: 4px; font-size: 11px; }
.contact-form input[type="text"],
.contact-form input[type="email"],
.contact-form input[type="tel"],
.contact-form select,
.contact-form textarea {
  font-family: inherit; color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 14px 16px;
  font-size: var(--fs-body);
  transition: border-color .2s ease, box-shadow .2s ease;
  width: 100%;
}
.contact-form textarea { resize: vertical; line-height: 1.7; min-height: 140px; }
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(47,91,229,0.12);
}
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: #B5B5BB; }
.contact-form select {
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 8' fill='none'><path d='M1 1l5 5 5-5' stroke='%238A8A90' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 12px 8px;
  padding-right: 40px;
}

.contact-form .agree { grid-column: 1 / -1; }
.contact-form .agree label {
  display: flex; align-items: center; gap: 10px;
  cursor: pointer; font-weight: 400; color: var(--ink-2);
  font-size: var(--fs-body); margin: 0;
}
.contact-form .agree input { accent-color: var(--blue); width: 16px; height: 16px; }
.contact-form .agree .policy-link { color: var(--blue); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.contact-form .agree .policy-link:hover { color: var(--blue-dark); }

.hp-field {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
  tab-index: -1;
}

.form-submit {
  grid-column: 1 / -1; justify-content: center;
  margin-top: 8px; padding: 18px 32px;
  font-size: var(--fs-body);
  width: 100%;
}
.form-submit.is-loading { pointer-events: none; opacity: 0.7; }
.form-submit.is-loading .label::after {
  content: ""; display: inline-block;
  width: 14px; height: 14px; margin-left: 10px;
  border: 2px solid rgba(255,255,255,0.4); border-top-color: #fff;
  border-radius: 50%; vertical-align: -2px;
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.form-note { grid-column: 1 / -1; text-align: center; color: var(--muted); font-size: var(--fs-body); margin: 0; }

.form-message {
  grid-column: 1 / -1;
  border-radius: 12px;
  padding: 18px 24px;
  font-size: var(--fs-body); font-weight: 700;
  line-height: 1.7; text-align: center;
  display: none;
  animation: fadeUp .4s var(--ease) both;
}
.form-message.show { display: block; }
.form-message.success {
  background: var(--blue-soft);
  border: 1px solid var(--blue);
  color: var(--blue);
}
.form-message.error {
  background: var(--warn-soft);
  border: 1px solid var(--warn);
  color: var(--warn);
}

@media (max-width: 600px){
  .contact-form { padding: 32px 24px; grid-template-columns: 1fr; }
}

/* ===================================================================
   Footer & Floating CTA
   =================================================================== */
footer { background: #fff; padding: 40px 32px; }
.footer-inner { max-width: var(--max); margin: 0 auto; display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; align-items: center; }
.footer-brand .name { color: var(--brand); font-weight: 700; letter-spacing: 0.12em; font-size: var(--fs-body); }
.footer-brand .copy { color: var(--muted); font-size: var(--fs-body); margin-top: 2px; }
.footer-meta { color: var(--muted); font-size: var(--fs-body); display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
.footer-meta a { color: var(--muted); transition: color .2s ease; }
.footer-meta a:hover { color: var(--ink); }

.float-cta {
  position: fixed; right: 24px; bottom: 24px; z-index: 60;
  background: var(--brand); color: #fff !important;
  padding: 14px 22px; border-radius: 999px;
  font-size: var(--fs-body); font-weight: 700; letter-spacing: 0.06em;
  box-shadow: 0 16px 40px rgba(0,120,168,0.38);
  display: inline-flex; align-items: center; gap: 10px;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
  opacity: 0; transform: translateY(20px);
  animation: fadeUp .8s var(--ease) 1.5s forwards;
}
.float-cta:hover { transform: translateY(-3px); box-shadow: 0 22px 50px rgba(0,120,168,0.48); }
.float-cta .pulse { width: 8px; height: 8px; background: #fff; border-radius: 999px; position: relative; }
.float-cta .pulse::before {
  content: ""; position: absolute; inset: -4px;
  border-radius: 999px; background: rgba(255,255,255,0.6);
  animation: pulse 1.8s ease-out infinite;
}
@keyframes pulse {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(2.6); opacity: 0; }
}
@media (max-width: 600px){ .float-cta { right: 12px; bottom: 12px; padding: 12px 18px; font-size: var(--fs-body); } }

/* ===================================================================
   Japanese typography refinements
   =================================================================== */
h1, h2, h3, h4, .section-title, .impact-headline {
  text-wrap: balance;
  word-break: auto-phrase;
}
p, .lede, .desc, .answer, .promise-caption {
  text-wrap: pretty;
  word-break: auto-phrase;
}

/* SP layout (size handled via variables above) */
.br-pc { display: inline; }
@media (max-width: 720px) {
  .br-pc { display: none; }
  .hero-cta { flex-direction: column; align-items: stretch; gap: 10px; }
  .hero-cta .btn { width: 100%; justify-content: center; }
  .cta-buttons { flex-direction: column; align-items: stretch; }
  .cta-buttons .btn { width: 100%; justify-content: center; }
  .mid-cta-inner > a.btn { width: 100%; justify-content: center; }
  .form-submit { width: 100%; }
  .promise-mini { gap: 32px 40px; }
}