/* ============================================================
   MIMDESIGN LP — style.css
   ============================================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Noto+Sans+JP:wght@300;400;500;600;700;800&display=swap');

/* ---------- CSS Variables ---------- */
:root {
  /* Colors */
  --deep-navy:     #050816;
  --navy-blue:     #0B1E5B;
  --neon-blue:     #2563FF;
  --cyan-glow:     #31D7FF;
  --terracotta:    #FF6B9F;
  --white:         #FFFFFF;
  --pale-gray:     #C7D2FE;
  --light-bg:      #F8FAFC;
  --offwhite:      #F1F4F9;
  --border:        #E5E7EB;
  --dark-text:     #0F172A;
  --body-text:     #475569;
  --muted-text:    #94A3B8;

  /* Gradients */
  --grad-cta:      linear-gradient(90deg, #FF6B9F 0%, #2563FF 100%);
  --grad-glow:     linear-gradient(135deg, #FFB38A 0%, #FF6B9F 35%, #8B5CFF 65%, #31D7FF 100%);

  /* Typography */
  --font-ja:       'Noto Sans JP', sans-serif;
  --font-en:       'Inter', sans-serif;

  /* Spacing */
  --section-py:    120px;
  --container-max: 1160px;
  --container-px:  40px;

  /* Radius */
  --radius-sm:     8px;
  --radius-md:     16px;
  --radius-lg:     24px;

  /* Shadows */
  --shadow-sm:     0 2px 8px rgba(0,0,0,.06);
  --shadow-md:     0 8px 32px rgba(0,0,0,.10);
  --shadow-lg:     0 16px 56px rgba(0,0,0,.14);
  --shadow-card:   0 4px 24px rgba(0,0,0,.07);
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-ja);
  color: var(--dark-text);
  background: var(--white);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---------- Container ---------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-px);
}

/* ---------- Section Base ---------- */
.section {
  padding: var(--section-py) 0;
  position: relative;
}
.section-light   { background: var(--white); }
.section-dark    { background: var(--deep-navy); }
.section-offwhite{ background: var(--offwhite); }

/* ---------- Section Header ---------- */
.section-header {
  text-align: center;
  margin-bottom: 72px;
}
.section-eyebrow {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .2em;
  color: var(--neon-blue);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-dark .section-eyebrow { color: var(--cyan-glow); }

.section-title {
  font-size: clamp(24px, 3.5vw, 38px);
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: -.01em;
}
.section-dark .section-title { color: var(--white); }

.title-line {
  width: 48px;
  height: 3px;
  background: var(--grad-cta);
  border-radius: 99px;
  margin: 24px auto 0;
}
.section-desc {
  margin-top: 20px;
  color: var(--body-text);
  font-size: 15px;
  line-height: 1.9;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 40px;
  font-size: 15px;
  font-weight: 600;
  transition: transform .22s ease, box-shadow .22s ease, opacity .22s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--grad-cta);
  color: var(--white);
  box-shadow: 0 4px 24px rgba(37,99,255,.32);
}
.btn-primary:hover {
  box-shadow: 0 8px 40px rgba(255,107,159,.45);
}

.btn-outline {
  border: 1.5px solid rgba(255,255,255,.35);
  color: var(--white);
  background: rgba(255,255,255,.06);
  backdrop-filter: blur(8px);
}
.btn-outline:hover {
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.6);
}

.btn-ghost {
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.80);
  border: 1.5px solid rgba(255,255,255,.18);
}
.btn-ghost:hover {
  background: rgba(255,255,255,.15);
  color: var(--white);
}

.btn-outline-dark {
  border: 1.5px solid var(--border);
  color: var(--dark-text);
  background: var(--white);
}
.btn-outline-dark:hover {
  border-color: var(--neon-blue);
  color: var(--neon-blue);
}

.btn-large {
  padding: 18px 48px;
  font-size: 17px;
}

.arrow { font-size: 18px; font-weight: 400; }

/* ---------- Grid Background ---------- */
.grid-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(37,99,255,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,255,.08) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
}

.grid-bg-subtle {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(37,99,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,255,.05) 1px, transparent 1px);
  background-size: 48px 48px;
  z-index: 0;
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 68px;
  transition: background .3s, box-shadow .3s, backdrop-filter .3s;
  background: transparent;
}
.header.scrolled {
  background: rgba(5,8,22,.88);
  backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(255,255,255,.08);
}

.header-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 40px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
}
.logo-img {
  height: 28px;
  width: auto;
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-link {
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,255,255,.75);
  transition: color .2s;
}
.nav-link:hover { color: var(--white); }

.nav-cta {
  padding: 9px 22px;
  font-size: 13px;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform .25s, opacity .25s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   NAV OVERLAY (mobile drawer backdrop)
   ============================================================ */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(5, 8, 22, 0.72);
  z-index: 9998;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.nav-overlay.open {
  opacity: 1;
  pointer-events: auto;
  z-index: 0;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  background:
    linear-gradient(rgba(5,8,22,.48) 0%, rgba(5,8,22,.72) 100%),
    url('./img/fv_bg.png') center/cover no-repeat; /* wp: relative to assets/ */
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  padding-top: 68px;
}

.hero-inner {
  flex: 1;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 80px var(--container-px) 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
}

/* Hero Content */
.hero-content {
  max-width: 640px;
  text-align: center;
}
.hero-sub-label { justify-content: center; }
.hero-cta-group { justify-content: center; }

.hero-sub-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--pale-gray);
  font-weight: 400;
  margin-bottom: 28px;
  letter-spacing: .03em;
}
.label-bar {
  display: block;
  width: 3px;
  height: 20px;
  border-radius: 99px;
  background: var(--grad-cta);
  flex-shrink: 0;
}

.hero-headline {
  font-size: clamp(32px, 4.5vw, 56px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.35;
  letter-spacing: -.02em;
  margin-bottom: 28px;
}

.hero-desc {
  font-size: 16px;
  color: var(--pale-gray);
  line-height: 1.9;
  margin-bottom: 44px;
  font-weight: 300;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Hero Visual — 3D Layer Stack */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 480px;
}

.layer-stack {
  position: relative;
  width: 100%;
  height: 100%;
}

.layer {
  position: absolute;
  border-radius: 4px;
  top: 50%;
  left: 50%;
  transform-style: preserve-3d;
}

/* Simulated stacked layers inspired by reference image */
.layer-1 { width: 260px; height: 200px; transform: translate(-50%, -50%) translateX(80px) skewY(-8deg) scaleX(.85); background: linear-gradient(135deg, rgba(49,215,255,.06) 0%, rgba(37,99,255,.18) 100%); border: 1px solid rgba(49,215,255,.25); box-shadow: 0 0 30px rgba(49,215,255,.08); animation: layerFloat1 6s ease-in-out infinite; }
.layer-2 { width: 240px; height: 185px; transform: translate(-50%, -50%) translateX(64px) translateY(18px) skewY(-8deg) scaleX(.85); background: linear-gradient(135deg, rgba(139,92,255,.08) 0%, rgba(37,99,255,.20) 100%); border: 1px solid rgba(139,92,255,.25); animation: layerFloat2 6s ease-in-out infinite .5s; }
.layer-3 { width: 220px; height: 170px; transform: translate(-50%, -50%) translateX(46px) translateY(36px) skewY(-8deg) scaleX(.85); background: linear-gradient(135deg, rgba(255,107,159,.10) 0%, rgba(139,92,255,.22) 100%); border: 1px solid rgba(255,107,159,.25); animation: layerFloat1 6s ease-in-out infinite 1s; }
.layer-4 { width: 200px; height: 155px; transform: translate(-50%, -50%) translateX(28px) translateY(54px) skewY(-8deg) scaleX(.85); background: linear-gradient(135deg, rgba(255,179,138,.12) 0%, rgba(255,107,159,.24) 100%); border: 1px solid rgba(255,179,138,.30); animation: layerFloat2 6s ease-in-out infinite 1.5s; }
.layer-5 { width: 180px; height: 140px; transform: translate(-50%, -50%) translateX(10px) translateY(72px) skewY(-8deg) scaleX(.85); background: linear-gradient(135deg, rgba(49,215,255,.04) 0%, rgba(139,92,255,.16) 100%); border: 1px solid rgba(49,215,255,.18); animation: layerFloat1 6s ease-in-out infinite 2s; }
.layer-6 { width: 160px; height: 125px; transform: translate(-50%, -50%) translateX(-8px) translateY(90px) skewY(-8deg) scaleX(.85); background: linear-gradient(135deg, rgba(37,99,255,.06) 0%, rgba(49,215,255,.12) 100%); border: 1px solid rgba(37,99,255,.20); animation: layerFloat2 6s ease-in-out infinite 2.5s; }
.layer-7 { width: 140px; height: 110px; transform: translate(-50%, -50%) translateX(-26px) translateY(108px) skewY(-8deg) scaleX(.85); background: linear-gradient(135deg, rgba(11,30,91,.3) 0%, rgba(37,99,255,.10) 100%); border: 1px solid rgba(37,99,255,.15); animation: layerFloat1 6s ease-in-out infinite 3s; }
.layer-8 { width: 120px; height: 95px; transform: translate(-50%, -50%) translateX(-44px) translateY(126px) skewY(-8deg) scaleX(.85); background: linear-gradient(135deg, rgba(11,30,91,.2) 0%, rgba(37,99,255,.08) 100%); border: 1px solid rgba(37,99,255,.10); animation: layerFloat2 6s ease-in-out infinite 3.5s; }

@keyframes layerFloat1 {
  0%,100% { transform: translate(-50%, -50%) translateX(80px) skewY(-8deg) scaleX(.85) translateY(0px); }
  50%      { transform: translate(-50%, -50%) translateX(80px) skewY(-8deg) scaleX(.85) translateY(-8px); }
}
@keyframes layerFloat2 {
  0%,100% { transform: translate(-50%, -50%) translateX(64px) translateY(18px) skewY(-8deg) scaleX(.85); }
  50%      { transform: translate(-50%, -50%) translateX(64px) translateY(10px) skewY(-8deg) scaleX(.85); }
}

/* Glow Orbs */
.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: .45;
  pointer-events: none;
  animation: glowPulse 4s ease-in-out infinite;
}
.glow-pink  { width: 220px; height: 220px; top: 15%; right: 5%;  background: rgba(255,107,159,.55); animation-delay: 0s; }
.glow-blue  { width: 280px; height: 280px; bottom: 20%; right: 20%; background: rgba(37,99,255,.50); animation-delay: 1.5s; }
.glow-cyan  { width: 160px; height: 160px; bottom: 25%; right: 5%;  background: rgba(49,215,255,.40); animation-delay: 3s; }

@keyframes glowPulse {
  0%,100% { opacity: .40; transform: scale(1); }
  50%      { opacity: .60; transform: scale(1.08); }
}

/* Hero Features Bar */
.hero-features {
  position: relative;
  z-index: 1;
  border-top: 1px solid rgba(255,255,255,.08);
  background: rgba(11,30,91,.30);
  backdrop-filter: blur(12px);
}
.hero-features-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 32px var(--container-px);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
}
.hero-feature {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 48px;
  color: var(--pale-gray);
  font-size: 14px;
  line-height: 1.6;
}
.feature-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid rgba(49,215,255,.30);
  background: rgba(49,215,255,.06);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-glow);
}
.feature-divider {
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,.12);
  flex-shrink: 0;
}

/* ============================================================
   PROBLEM
   ============================================================ */
.problem-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.problem-card {
  background: linear-gradient(
    180deg,
    rgba(255,255,255,0.95) 0%,
    rgba(248,250,255,0.98) 100%
  );
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 56px 28px 36px;
  text-align: center;
  box-shadow: var(--shadow-card);
  transition: transform .28s cubic-bezier(.25,.8,.25,1), box-shadow .28s cubic-bezier(.25,.8,.25,1), border-color .28s;
}
.problem-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(37,99,255,.10), 0 2px 8px rgba(0,0,0,.05);
  border-color: rgba(49,215,255,.25);
}

/* ── Problem Icon Wrap ── */
.problem-icon-wrap {
  display: flex;
  justify-content: center;
  margin: 0 auto 28px;
  width: 92px;
  height: 92px;
  position: relative;
}

/* Outer subtle glow halo */
.problem-icon-wrap::before {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(49,215,255,.10) 0%, transparent 70%);
  opacity: 0;
  transition: opacity .35s ease;
}
.problem-card:hover .problem-icon-wrap::before { opacity: 1; }

.problem-icon {
  width: 92px;
  height: 92px;
  border-radius: 50%;
  background: rgba(37, 99, 255, 0.08);
  border: 1px solid rgba(37, 99, 255, 0.16);
  box-shadow:
    0 0 24px rgba(49, 215, 255, 0.12),
    inset 0 0 12px rgba(255,255,255,0.03);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #2563FF;
  transition:
    background .3s ease,
    border-color .3s ease,
    box-shadow .3s ease,
    transform .3s cubic-bezier(.25,.8,.25,1);
}
.problem-card:hover .problem-icon {
  background: rgba(37, 99, 255, 0.12);
  border-color: rgba(49, 215, 255, 0.30);
  box-shadow:
    0 0 32px rgba(49, 215, 255, 0.18),
    inset 0 0 16px rgba(255,255,255,0.04);
  transform: translateY(-2px);
}
.problem-icon svg {
  display: block;
  width: 42px;
  height: 42px;
  stroke-width: 2;
  filter: drop-shadow(0 0 8px rgba(49,215,255,0.35));
}

.problem-card h3 {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.55;
  margin-bottom: 10px;
  color: var(--dark-text);
  letter-spacing: -.01em;
}
.problem-card p {
  font-size: 13px;
  color: var(--body-text);
  line-height: 1.8;
}

/* ============================================================
   SERVICE
   ============================================================ */
.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  position: relative;
  z-index: 1;
}

.service-card {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.10);
  border-radius: var(--radius-md);
  padding: 40px 28px 36px;
  transition: background .28s, border-color .28s, transform .28s cubic-bezier(.25,.8,.25,1), box-shadow .28s;
}
.service-card:hover {
  background: rgba(37,99,255,.07);
  border-color: rgba(49,215,255,.22);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(37,99,255,.10);
}

.service-num {
  font-family: var(--font-en);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .15em;
  color: var(--neon-blue);
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.55;
  margin-bottom: 10px;
  letter-spacing: -.01em;
}
.service-card p {
  font-size: 13px;
  color: var(--pale-gray);
  line-height: 1.85;
}
/* ── Service Icon Wrap ── */
.service-icon-wrap {
  margin-bottom: 24px;
  position: relative;
  display: inline-flex; /* shrink-wrap the icon */
}

/* Diffused glow halo behind the circle */
.service-icon-wrap::after {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(49,215,255,.10) 0%, transparent 70%);
  opacity: 0;
  transition: opacity .35s ease;
  pointer-events: none;
}
.service-card:hover .service-icon-wrap::after { opacity: 1; }

.service-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 40% 35%, rgba(49,215,255,.10) 0%, rgba(37,99,255,.06) 55%, transparent 100%),
    rgba(255,255,255,.06);
  border: 1.5px solid rgba(255,255,255,.14);
  box-shadow:
    0 0 0 4px rgba(37,99,255,.06),
    0 4px 20px rgba(37,99,255,.10),
    inset 0 1px 0 rgba(255,255,255,.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.65);
  transition:
    background .3s ease,
    border-color .3s ease,
    box-shadow .3s ease,
    color .3s ease,
    transform .3s cubic-bezier(.25,.8,.25,1);
}
.service-card:hover .service-icon {
  background:
    radial-gradient(circle at 40% 35%, rgba(49,215,255,.16) 0%, rgba(37,99,255,.10) 55%, transparent 100%),
    rgba(255,255,255,.08);
  border-color: rgba(49,215,255,.32);
  box-shadow:
    0 0 0 5px rgba(49,215,255,.07),
    0 6px 28px rgba(49,215,255,.18),
    inset 0 1px 0 rgba(255,255,255,.18);
  color: var(--cyan-glow);
  transform: translateY(-2px);
}
.service-icon svg { display: block; }

/* ============================================================
   BEFORE / AFTER
   ============================================================ */
.ba-container {
  display: flex;
  align-items: stretch;
  gap: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border);
  max-width: 820px;
  margin: 0 auto;
}

.ba-col {
  flex: 1;
  padding: 48px 40px;
  position: relative;
}

.ba-before { background: #FFF8FA; }
.ba-after  { background: #F0F7FF; }

.ba-label {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  padding: 5px 16px;
  border-radius: 99px;
  margin-bottom: 28px;
}
.ba-label-before {
  background: rgba(255,107,159,.12);
  color: #C05080;
}
.ba-label-after {
  background: rgba(37,99,255,.10);
  color: var(--neon-blue);
}

.ba-list { display: flex; flex-direction: column; gap: 16px; }
.ba-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--dark-text);
  font-weight: 500;
}

.ba-icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ba-icon-before { background: rgba(255,107,159,.15); color: #D05080; }
.ba-icon-after  { background: rgba(37,99,255,.12);   color: var(--neon-blue); }

.ba-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 8px;
  background: var(--white);
  flex-shrink: 0;
  z-index: -1;
}

/* ============================================================
   CASES
   ============================================================ */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.cases-grid-3 { grid-template-columns: repeat(3, 1fr); }

.case-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform .28s cubic-bezier(.25,.8,.25,1), box-shadow .28s cubic-bezier(.25,.8,.25,1);
}
.case-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,.12);
}

.case-visual {
  height: 180px;
  overflow: hidden;
}
.case-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}
.case-card:hover .case-visual img {
  transform: scale(1.04);
}

.case-content { padding: 24px 24px 28px; }

.case-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--neon-blue);
  background: rgba(37,99,255,.07);
  padding: 3px 10px;
  border-radius: 99px;
  margin-bottom: 12px;
}

.case-content h3 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--dark-text);
}

.case-content ul { display: flex; flex-direction: column; gap: 7px; }
.case-content li {
  font-size: 13px;
  color: var(--body-text);
  padding-left: 14px;
  position: relative;
}
.case-content li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 5px;
  height: 1px;
  background: var(--neon-blue);
  opacity: .6;
}

/* ============================================================
   ABOUT
   ============================================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 72px;
  align-items: center;
}

/* Photo Column */
.about-photo-col { position: relative; }

.about-photo-wrap {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-photo-grid {
  position: absolute;
  inset: -20px;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(37,99,255,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(37,99,255,.06) 1px, transparent 1px);
  background-size: 24px 24px;
  border-radius: var(--radius-lg);
  z-index: 0;
}

.about-photo-placeholder {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 4/5;
  max-width: 360px;
  background: linear-gradient(135deg, #0B1E5B 0%, #050816 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(37,99,255,.25);
  overflow: hidden;
}

.about-photo-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 30%, rgba(49,215,255,.08) 0%, transparent 60%),
              radial-gradient(circle at 80% 80%, rgba(255,107,159,.06) 0%, transparent 50%);
  pointer-events: none;
}

.about-profile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
  border-radius: var(--radius-lg);
}

/* Decorative glow lines on photo */
.about-photo-placeholder::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(49,215,255,.5), transparent);
}
.about-photo-placeholder::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,107,159,.4), transparent);
}

/* List Column */
.about-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.about-list li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.about-list li:first-child { border-top: 1px solid var(--border); }

.check-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(37,99,255,.08);
  border: 1.5px solid rgba(37,99,255,.20);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--neon-blue);
  margin-top: 2px;
}

.about-list strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--dark-text);
  margin-bottom: 4px;
  line-height: 1.5;
}
.about-list p {
  font-size: 13px;
  color: var(--body-text);
  line-height: 1.7;
}

/* ============================================================
   FLOW
   ============================================================ */
.flow-list {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.flow-item {
  display: flex;
  align-items: flex-start;
  gap: 28px;
}
.flow-connector {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(37,99,255,.4), rgba(49,215,255,.3));
  margin-left: 23px;
}

.flow-num {
  flex-shrink: 0;
  font-family: var(--font-en);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: .12em;
  color: var(--cyan-glow);
  min-width: 28px;
  padding-top: 4px;
}

.flow-body {
  flex: 1;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  display: flex;
  align-items: flex-start;
  gap: 20px;
  transition: background .25s, border-color .25s;
}
.flow-body:hover {
  background: rgba(37,99,255,.07);
  border-color: rgba(49,215,255,.20);
}

.flow-icon {
  flex-shrink: 0;
  color: var(--cyan-glow);
  opacity: .8;
  margin-top: 2px;
}

.flow-body h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}
.flow-body p {
  font-size: 13px;
  color: var(--pale-gray);
  line-height: 1.8;
}

/* ============================================================
   PRICE
   ============================================================ */
.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.price-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px 36px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0;
  box-shadow: var(--shadow-card);
  transition: transform .25s, box-shadow .25s;
}
.price-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.price-card-featured {
  background: var(--dark-text);
  border-color: rgba(37,99,255,.3);
  box-shadow: 0 8px 40px rgba(37,99,255,.18);
  position: relative;
  transform: scale(1.02);
}
.price-card-featured:hover {
  transform: scale(1.02) translateY(-4px);
}

.price-badge {
  font-family: var(--font-en);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .2em;
  color: var(--neon-blue);
  background: rgba(37,99,255,.08);
  padding: 4px 12px;
  border-radius: 99px;
  margin-bottom: 20px;
  border: 1px solid rgba(37,99,255,.15);
}
.price-badge-featured {
  background: rgba(49,215,255,.10);
  color: var(--cyan-glow);
  border-color: rgba(49,215,255,.25);
}

.price-plan {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--dark-text);
  line-height: 1.4;
}
.price-card-featured .price-plan { color: var(--white); }

.price-amount {
  font-family: var(--font-en);
  font-size: 32px;
  font-weight: 800;
  color: var(--dark-text);
  margin-bottom: 28px;
  line-height: 1;
}
.price-amount span {
  font-size: 16px;
  font-weight: 500;
  color: var(--muted-text);
}
.price-card-featured .price-amount { color: var(--white); }
.price-card-featured .price-amount span { color: var(--pale-gray); }

.price-list {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 36px;
  width: 100%;
}
.price-list li {
  font-size: 14px;
  color: var(--body-text);
  padding-left: 18px;
  position: relative;
  line-height: 1.6;
}
.price-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--neon-blue);
  opacity: .6;
}
.price-card-featured .price-list li { color: var(--pale-gray); }
.price-card-featured .price-list li::before { background: var(--cyan-glow); opacity: 1; }

.price-note {
  text-align: center;
  margin-top: 40px;
  font-size: 13px;
  color: var(--muted-text);
  line-height: 1.7;
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0;
}

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

.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 24px 0;
  font-size: 15px;
  font-weight: 600;
  color: var(--dark-text);
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  transition: color .2s;
  font-family: var(--font-ja);
}
.faq-q:hover { color: var(--neon-blue); }

.faq-icon {
  flex-shrink: 0;
  color: var(--neon-blue);
  transition: transform .3s;
}
.faq-q[aria-expanded="true"] .faq-icon { transform: rotate(45deg); }

.faq-a {
  display: none;
  padding: 0 0 24px 0;
}
.faq-a.open { display: block; }

.faq-a p {
  font-size: 14px;
  color: var(--body-text);
  line-height: 1.9;
}

/* ============================================================
   FINAL CTA
   ============================================================ */
.final-cta {
  background: var(--deep-navy);
  text-align: center;
}
.final-cta-inner {
  position: relative;
  z-index: 1;
}

.final-cta-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  color: var(--white);
  line-height: 1.4;
  margin-bottom: 24px;
  letter-spacing: -.02em;
}

.final-cta-desc {
  font-size: 16px;
  color: var(--pale-gray);
  line-height: 1.9;
  margin-bottom: 44px;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.final-cta-note {
  margin-top: 20px;
  font-size: 13px;
  color: rgba(199,210,254,.5);
}

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: #03050F;
  padding: 36px 40px;
  border-top: 1px solid rgba(255,255,255,.06);
}
.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.footer-logo-img {
  height: 20px;
  width: auto;
  display: block;
  opacity: .45;
}
.footer-copy {
  font-size: 12px;
  color: rgba(255,255,255,.3);
}

/* ============================================================
   SCROLL ANIMATION
   ============================================================ */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .65s cubic-bezier(.25,.8,.25,1), transform .65s cubic-bezier(.25,.8,.25,1);
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children */
.problem-grid .fade-in:nth-child(2) { transition-delay: .1s; }
.problem-grid .fade-in:nth-child(3) { transition-delay: .2s; }
.problem-grid .fade-in:nth-child(4) { transition-delay: .3s; }

.service-grid .fade-in:nth-child(2) { transition-delay: .08s; }
.service-grid .fade-in:nth-child(3) { transition-delay: .16s; }
.service-grid .fade-in:nth-child(4) { transition-delay: .24s; }
.service-grid .fade-in:nth-child(5) { transition-delay: .32s; }
.service-grid .fade-in:nth-child(6) { transition-delay: .40s; }

.cases-grid .fade-in:nth-child(2) { transition-delay: .1s; }
.cases-grid .fade-in:nth-child(3) { transition-delay: .2s; }
.cases-grid .fade-in:nth-child(4) { transition-delay: .3s; }

.flow-list .fade-in:nth-child(odd)  { transition-delay: .05s; }

/* ============================================================
   RESPONSIVE — Tablet
   ============================================================ */
@media (max-width: 1024px) {
  :root {
    --section-py: 88px;
    --container-px: 32px;
  }

  .problem-grid  { grid-template-columns: repeat(2, 1fr); }
  .service-grid  { grid-template-columns: repeat(2, 1fr); }
  .cases-grid    { grid-template-columns: repeat(2, 1fr); }
  .cases-grid-3  { grid-template-columns: repeat(2, 1fr); }
  .price-grid    { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .price-card-featured { transform: none; }
  .price-card-featured:hover { transform: translateY(-4px); }
  .about-grid    { grid-template-columns: 1fr; gap: 48px; }
  .about-photo-col { display: flex; justify-content: center; }
  .about-photo-placeholder { max-width: 300px; aspect-ratio: 1/1; }

  .hero-inner {
    padding: 60px var(--container-px) 40px;
  }
  .hero-content { max-width: 100%; }

  .hero-features-inner { gap: 0; }
  .hero-feature { padding: 0 28px; font-size: 13px; }

  .nav { gap: 20px; }
}

/* ============================================================
   RESPONSIVE — Mobile
   ============================================================ */
@media (max-width: 768px) {
  :root {
    --section-py: 72px;
    --container-px: 24px;
  }

  /* ── Mobile nav: right-side drawer ── */
  .nav-overlay { display: block; }

  .nav {
    /* Pull out of header stacking context */
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: auto;
    height: 100vh;
    height: 100svh;
    width: min(300px, 84vw);

    /* Drawer style */
    background: #050816;
    border-left: 1px solid rgba(255, 255, 255, 0.12);
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 0;
    padding: 88px 0 48px;

    /* Stack above overlay */
    z-index: 9999;

    /* Slide from right, hidden by default */
    transform: translateX(100%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s ease, opacity 0.3s ease;

    /* Prevent inner scroll bleed */
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .nav.open {
    transform: translateX(0);
    opacity: 1;
    pointer-events: auto;
  }

  /* Nav links in drawer */
  .nav-link {
    display: block;
    width: 100%;
    padding: 15px 28px;
    font-size: 15px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.80);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    transition: color 0.15s, background 0.15s;
  }
  .nav-link:hover,
  .nav-link:active { color: var(--white); background: rgba(255, 255, 255, 0.04); }

  /* CTA in drawer: gradient style */
  .nav-cta {
    margin: 24px 28px 0;
    width: calc(100% - 56px);
    justify-content: center;
    font-size: 14px;
    background: var(--grad-cta);
    color: var(--white);
    border: none;
    box-shadow: 0 4px 20px rgba(37, 99, 255, 0.28);
  }

  /* Hamburger: show on mobile */
  .hamburger {
    display: flex;
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    padding: 10px;
    /* Stay on top of drawer */
    position: relative;
    z-index: 10000;
  }

  /* Prevent body horizontal scroll */
  body { max-width: 100%; overflow-x: hidden; }

  /* Hero */
  .hero-inner { padding-top: 48px; }

  .hero-cta-group { flex-direction: column; align-items: center; }
  .btn-large { padding: 16px 36px; font-size: 16px; }

  /* Hero features bar: stack vertically */
  .hero-features-inner {
    flex-direction: column;
    gap: 20px;
    padding: 28px var(--container-px);
  }
  .hero-feature { padding: 0; gap: 12px; }
  .feature-divider { width: 100%; height: 1px; }

  /* Sections */
  .problem-grid { grid-template-columns: 1fr; gap: 16px; }
  .service-grid { grid-template-columns: 1fr; }
  .cases-grid   { grid-template-columns: 1fr; }
  .cases-grid-3 { grid-template-columns: 1fr; }

  /* Before/After */
  .ba-container { flex-direction: column; max-width: 100%; }
  .ba-arrow { padding: 12px; transform: rotate(90deg); }

  /* Footer */
  .footer-inner { flex-direction: column; text-align: center; gap: 8px; }

  .section-header { margin-bottom: 48px; }
  .about-grid { gap: 40px; }
  .price-grid { max-width: 100%; }
}

@media (max-width: 480px) {
  .hero-headline { font-size: 30px; }
  .section-title { font-size: 22px; }
  .header-inner { padding: 0 20px; }
}

/* ============================================================
   CONTACT MODAL
   ============================================================ */
.contact-modal-overlay {
  position: fixed; inset: 0; z-index: 10001;
  background: rgba(5, 8, 22, 0.45);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex; align-items: flex-start; justify-content: center;
  padding: 24px 20px 40px;
  opacity: 0; pointer-events: none;
  transition: opacity 0.3s ease;
  overflow-y: auto;
}
.contact-modal-overlay.open { opacity: 1; pointer-events: auto; }

.contact-modal {
  background: #0c1029;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 20px;
  width: 100%; max-width: 540px;
  padding: 48px 44px 44px;
  position: relative;
  transform: translateY(20px);
  transition: transform 0.3s ease;
  box-shadow: 0 24px 80px rgba(0,0,0,.5), 0 0 0 1px rgba(255,255,255,.06);
}
.contact-modal-overlay.open .contact-modal { transform: translateY(0); }

.contact-modal-close {
  position: absolute; top: 18px; right: 18px;
  width: 36px; height: 36px; border-radius: 50%;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  color: rgba(255,255,255,.6);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: background .2s, color .2s;
}
.contact-modal-close:hover { background: rgba(255,255,255,.14); color: #fff; }

.contact-modal-eyebrow {
  font-family: var(--font-en); font-size: 11px; font-weight: 600;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--cyan-glow); margin-bottom: 10px;
}
.contact-modal-title {
  font-size: clamp(20px, 3vw, 26px); font-weight: 800;
  color: var(--white); letter-spacing: -.02em; margin-bottom: 8px;
}
.contact-modal-desc {
  font-size: 13px; color: rgba(255,255,255,.48); line-height: 1.75; margin-bottom: 32px;
}

/* ── Form fields ── */
.contact-modal-form { display: flex; flex-direction: column; gap: 18px; }
.cf-field { display: flex; flex-direction: column; gap: 7px; }
.cf-field label {
  font-size: 13px; font-weight: 600; color: rgba(255,255,255,.78);
  display: flex; align-items: center; gap: 7px;
}
.cf-required {
  font-size: 10px; font-weight: 600; color: var(--cyan-glow);
  background: rgba(49,215,255,.1); border: 1px solid rgba(49,215,255,.22);
  border-radius: 99px; padding: 2px 8px; letter-spacing: .03em;
}
.cf-field input,
.cf-field textarea {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 14px; font-family: var(--font-jp);
  color: var(--white); outline: none; width: 100%;
  transition: border-color .2s, background .2s;
}
.cf-field input::placeholder,
.cf-field textarea::placeholder { color: rgba(255,255,255,.25); }
.cf-field input:focus,
.cf-field textarea:focus {
  border-color: rgba(49,215,255,.5);
  background: rgba(49,215,255,.04);
}
.cf-field textarea { resize: vertical; min-height: 130px; line-height: 1.7; }

.contact-modal-submit {
  margin-top: 6px;
  background: var(--grad-cta);
  color: var(--white); border: none;
  border-radius: 99px; padding: 15px 32px;
  font-size: 15px; font-weight: 700; font-family: var(--font-jp);
  cursor: pointer; width: 100%;
  display: flex; align-items: center; justify-content: center; gap: 6px;
  transition: opacity .2s, transform .2s;
  box-shadow: 0 4px 28px rgba(37,99,255,.35);
}
.contact-modal-submit:hover:not(:disabled) { opacity: .9; transform: translateY(-1px); }
.contact-modal-submit:disabled { opacity: .5; cursor: not-allowed; }

.contact-modal-note {
  text-align: center; font-size: 12px; color: rgba(255,255,255,.3); margin-top: 10px;
}

/* ── Success state ── */
.contact-modal-success { text-align: center; padding: 16px 0 8px; }
.contact-modal-success-icon {
  width: 60px; height: 60px; border-radius: 50%;
  background: rgba(49,215,255,.1); border: 1px solid rgba(49,215,255,.25);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px; color: var(--cyan-glow);
}
.contact-modal-success-title {
  font-size: 20px; font-weight: 800; color: var(--white); margin-bottom: 12px;
}
.contact-modal-success-desc {
  font-size: 14px; color: rgba(255,255,255,.55); line-height: 1.85;
}

@media (max-width: 600px) {
  /* オーバーレイを上揃えにしてモーダル上部が見切れないようにする */
  .contact-modal-overlay {
    align-items: flex-start;
    padding: 16px 16px 32px;
  }
  .contact-modal {
    padding: 40px 20px 32px;
    border-radius: 16px;
    /* 開いたとき上から滑り込むアニメーションに変更 */
    transform: translateY(-12px);
  }
  .contact-modal-overlay.open .contact-modal {
    transform: translateY(0);
  }
  .contact-modal-title { font-size: 20px; }
}