/* ============================================================
   EXECORE PARTNERS — Landing Page Styles
   Brand: Deep Navy #0B2240 / Gold #C9A440 / Silver #8A97A8
   ============================================================ */

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
  overflow-x: clip;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  color: #1a2535;
  background: #fff;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  overflow-x: clip;
}

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

/* ---------- CSS Variables ---------- */
:root {
  --navy: #0B2240;
  --navy-dark: #071628;
  --navy-mid: #1B3A6B;
  --gold: #C9A440;
  --gold-light: #D4B060;
  --gold-pale: #F5EDD0;
  --silver: #8A97A8;
  --text: #1a2535;
  --text-mid: #3a4a60;
  --text-light: #6a7a90;
  --bg-light: #F4F6F9;
  --bg-pale: #F9FAFC;
  --white: #FFFFFF;
  --border: #DDE3EC;
  --border-light: #EEF2F7;
  --shadow: 0 4px 24px rgba(11, 34, 64, 0.08);
  --shadow-card: 0 2px 16px rgba(11, 34, 64, 0.06);
  --radius: 4px;
  --radius-md: 8px;
  --container: 1200px;
  --section-py: 96px;
}

/* ---------- Container ---------- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 48px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  font-size: 14px;
  line-height: 1;
  padding: 14px 28px;
  border-radius: var(--radius);
  transition: all 0.22s ease;
  white-space: nowrap;
  cursor: pointer;
  letter-spacing: 0.02em;
}

.btn--gold {
  background: linear-gradient(
    158deg,
    #BF7A1F 0%,
    #B77E24 9.6%,
    #E6AD43 19.7%,
    #E4AE43 27.4%,
    #CD9632 39.6%,
    #BF8529 49.7%,
    #BC8123 55.4%,
    #BF8728 61.4%,
    #E3A842 71%,
    #E6AD44 78.3%,
    #B17621 89.7%
  );
  color: var(--navy-dark);
  border: 2px solid var(--gold);
}
.btn--gold:hover { filter: brightness(1.12); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(201, 164, 64, 0.4); }

.btn--gold-sm {
  background: linear-gradient(
    158deg,
    #BF7A1F 0%,
    #B77E24 9.6%,
    #E6AD43 19.7%,
    #E4AE43 27.4%,
    #CD9632 39.6%,
    #BF8529 49.7%,
    #BC8123 55.4%,
    #BF8728 61.4%,
    #E3A842 71%,
    #E6AD44 78.3%,
    #B17621 89.7%
  );
  color: var(--navy-dark);
  border: 2px solid var(--gold);
  padding: 10px 20px;
  font-size: 13px;
}
.btn--gold-sm:hover { filter: brightness(1.12); }

.btn--outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.6);
}
.btn--outline:hover { background: rgba(255,255,255,0.1); border-color: var(--white); }

.btn--outline-white {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.5);
  transition: background 0.22s ease, color 0.22s ease, border-color 0.22s ease;
}
.btn--outline-white:hover {
  background: var(--white);
  color: var(--navy);
  border-color: var(--white);
}

/* ヒーローがライト背景になるため、アウトラインボタンはネイビーに反転 */
.hero .btn--outline-white {
  color: var(--navy);
  border-width: 1px;
  border-color: var(--navy);
}
.hero .btn--outline-white:hover {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

.btn--outline-sm {
  background: transparent;
  color: var(--navy);
  border: 1px solid var(--navy);
  padding: 10px 18px;
  font-size: 13px;
}
.btn--outline-sm:hover { background: var(--navy); color: var(--white); }

.btn--navy-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.4);
  font-size: 14px;
  padding: 12px 24px;
}
.btn--navy-outline:hover { border-color: var(--white); background: rgba(255,255,255,0.08); }

.btn--lg { padding: 16px 36px; font-size: 15px; }
.btn--xl { padding: 18px 44px; font-size: 16px; }

.w-full { width: 100%; justify-content: center; }

/* ---------- Common Section Elements ---------- */
.section-eyebrow {
  font-size: 13px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-heading {
  font-size: clamp(28px, 3vw, 38px);
  font-weight: 900;
  color: var(--navy);
  line-height: 1.3;
  letter-spacing: -0.01em;
}
.section-heading.centered { text-align: center; }

.tag-label {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
  background: var(--navy-mid);
  padding: 4px 12px;
  border-radius: 2px;
  margin-bottom: 20px;
}
.tag-label--gold { background: var(--gold); color: var(--navy-dark); }

.link-more {
  font-size: 14px;
  font-weight: 700;
  color: var(--navy);
  border-bottom: 1.5px solid var(--navy);
  padding-bottom: 2px;
  transition: color 0.2s, border-color 0.2s;
}
.link-more:hover { color: var(--gold); border-color: var(--gold); }

.tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 10px;
  background: var(--bg-light);
  color: var(--text-mid);
  border-radius: 2px;
  letter-spacing: 0.04em;
}

/* ============================================================
   HEADER
   ============================================================ */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background 0.3s, backdrop-filter 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.header.scrolled {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 2px 20px rgba(11, 34, 64, 0.10);
}

.header__inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 72px;
}

.header__logo {
  flex-shrink: 0;
  text-decoration: none;
  display: block;
  line-height: 0;
}

.header__logo-img {
  height: 40px;
  width: auto;
  display: block;
}

.nav { margin-left: auto; }
.nav__list {
  display: flex;
  gap: 28px;
  align-items: center;
}
.nav__link {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-mid);
  letter-spacing: 0.03em;
  transition: color 0.2s;
  white-space: nowrap;
}
.nav__link:hover { color: var(--navy); }

.header__actions {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-shrink: 0;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: all 0.3s;
}
.hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Nav */
.mobile-nav {
  display: none;
  flex-direction: column;
  background: #021326;
  /* padding をここに置かない → max-height:0 時の縦パディング漏れを防ぐ */
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.35s ease;
}
.mobile-nav.is-open { max-height: 640px; }
.mobile-nav__list {
  padding: 24px 24px 0;
  margin-bottom: 24px;
}
.mobile-nav__link {
  display: block;
  font-size: 16px;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  transition: color 0.2s;
}
.mobile-nav__link:hover { color: var(--gold); }
.mobile-nav__actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 0 24px 32px;
}

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__bg-gradient {
  position: absolute;
  inset: 0;
  background-color: #f5f2ed;
  background-image: url('../img/image.jpg');
  background-size: cover;
  background-position: center center;
}
.hero__bg-gradient::after {
  content: '';
  position: absolute;
  inset: 0;
  /* テキスト左側を白くフラッシュ、右へ透過して画像の光を活かす */
  background: linear-gradient(
    to right,
    rgba(255, 252, 248, 0.60) 0%,
    rgba(255, 252, 248, 0.35) 38%,
    rgba(255, 252, 248, 0.12) 65%,
    transparent 100%
  );
}
.hero__bg-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(11, 34, 64, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 34, 64, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding-top: 60px;
  padding-bottom: 60px;
  min-height: calc(100vh - 72px);
}

.hero__eyebrow {
  font-family: 'Inter', sans-serif;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero__heading {
  font-size: clamp(22px, 3vw, 36px);
  font-weight: 900;
  color: var(--navy);
  line-height: 1.22;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.hero__sub {
  font-size: 16px;
  color: rgba(11, 34, 64, 0.65);
  line-height: 1.85;
  margin-bottom: 40px;
  font-weight: 700;
}

.hero__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.hero-shield {
  width: min(360px, 90%);
  height: auto;
  /* 縦長SVGなので高さも制限 */
  max-height: min(440px, 56vh);
  filter: drop-shadow(0 24px 64px rgba(11, 34, 64, 0.5)) drop-shadow(0 0 80px rgba(201, 164, 64, 0.12));
}

.hero__particles { position: absolute; inset: 0; pointer-events: none; }
.particle {
  position: absolute;
  border-radius: 50%;
  opacity: 0.4;
}
.particle--2 { width: 4px; height: 4px; background: rgba(11, 34, 64, 0.20); top: 60%; right: 15%; animation: particleFloat 6s 2s ease-in-out infinite; }
.particle--3 { width: 8px; height: 8px; background: var(--gold); bottom: 25%; left: 10%; animation: particleFloat 10s 1s ease-in-out infinite; }
.particle--4 { width: 3px; height: 3px; background: rgba(11, 34, 64, 0.18); top: 35%; right: 25%; animation: particleFloat 7s 3s ease-in-out infinite; }

@keyframes particleFloat {
  0%, 100% { transform: translate(0, 0); opacity: 0.4; }
  33% { transform: translate(8px, -12px); opacity: 0.7; }
  66% { transform: translate(-6px, 8px); opacity: 0.3; }
}

.hero__scroll-hint {
  position: absolute;
  bottom: 36px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(11, 34, 64, 0.38);
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  z-index: 1;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(11, 34, 64, 0.35), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse { 0%, 100% { opacity: 0.4; } 50% { opacity: 1; } }

/* ============================================================
   PROBLEM
   ============================================================ */
.problem {
  position: relative;
  padding: 96px 0;
  background: #021326;
  overflow: hidden;
}

.problem__inner { position: relative; z-index: 1; }

.problem__heading {
  font-size: clamp(26px, 3.2vw, 42px);
  font-weight: 900;
  color: var(--white);
  line-height: 1.35;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
  text-align: center;
}

.problem__lead {
  font-size: 16px;
  color: #b0bdcf;
  line-height: 1.65;
  max-width: 920px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 0;
  text-align: center;
  font-weight: 300;
}

.problem .section-eyebrow {
  text-align: center;
  margin-bottom: 32px;
  color: var(--gold);
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.14em;
}

.problem__timeline {
  position: relative;
  margin-top: 64px;
}

.problem__wave {
  position: absolute;
  top: 24px;
  left: 0;
  width: 100%;
  height: auto;
  z-index: 0;
}

.problem__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.problem__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.problem__node {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.problem__num {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: 20px;
  color: #e6a83c;
}

.problem__ring {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: rgba(7, 18, 33, 0.96);
  border: 1.833px solid #e6a83c;
  box-shadow: 0 0 10px rgba(230, 168, 60, 0.28);
  display: flex;
  align-items: center;
  justify-content: center;
}
.problem__ring img { width: 34px; height: 34px; }

.problem__connector {
  display: block;
  width: 1px;
  height: 42px;
  background: rgba(230, 168, 60, 0.4);
  margin: 16px 0;
}

.problem__item-title {
  font-size: 19px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.42;
  margin-bottom: 16px;
}

.problem__item p {
  font-size: 14px;
  color: #abb8cc;
  line-height: 1.65;
  font-weight: 400;
}

/* ============================================================
   MISSION
   ============================================================ */
.mission {
  padding: calc(var(--section-py) * 1.1) 0;
  background: #021326;
  position: relative;
  overflow: hidden;
}
.mission::before {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(201, 164, 64, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.mission .section-eyebrow {
  margin-bottom: 24px;
  color: var(--gold);
  text-align: center;
}

.mission__heading {
  font-size: clamp(30px, 3.4vw, 44px);
  font-weight: 900;
  color: var(--white);
  line-height: 1.3;
  letter-spacing: -0.02em;
  margin-bottom: 28px;
  text-align: center;
}

.mission__intro {
  font-size: 15px;
  color: #8e9bb0;
  line-height: 1.9;
  max-width: 800px;
  margin-bottom: 64px;
  font-weight: 300;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.mission__panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.mission__panel {
  position: relative;
  z-index: 0;
  display: flex;
  flex-direction: column;
  min-height: 420px;
  padding: 40px;
  border-radius: 16px;
  border: 1px solid rgba(230, 168, 60, 0.31);
  overflow: hidden;
}

.mission__panel-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}
.mission__panel-overlay {
  position: absolute;
  inset: 0;
  background: rgba(5, 11, 21, 0.8);
  z-index: -1;
}

.mission__panel-icon {
  position: absolute;
  top: 40px;
  right: 40px;
  width: 40px;
  height: 40px;
  z-index: 1;
}
.mission__panel-icon img { width: 100%; height: 100%; }

.mission__panel-label {
  position: absolute;
  top: 40px;
  left: 40px;
  z-index: 1;
  font-family: 'Inter', sans-serif;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--gold);
  text-transform: uppercase;
}

.mission__panel-heading {
  margin-top: 110px;
  font-size: 28px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.4;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}
.mission__panel-heading-fill { visibility: hidden; }

.mission__panel-body {
  font-size: 13px;
  color: #d1d6e0;
  line-height: 1.8;
  font-weight: 400;
}

/* ============================================================
   3つのコア
   ============================================================ */
.cores {
  padding: var(--section-py) 0;
  background: #021326;
}

.cores__header {
  text-align: center;
  margin-bottom: 60px;
}
.cores__subtitle {
  font-family: 'Sora', sans-serif;
  font-size: 15px;
  color: #c7cfd9;
  font-weight: 400;
  margin-bottom: 12px;
  letter-spacing: 0.04em;
}
.cores__heading {
  font-family: 'Lora', serif;
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.01em;
}

.cores__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.core-card {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: 14px;
  overflow: hidden;
  background: #030f1f;
  border: 1.2px solid rgba(237, 199, 138, 0.78);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.24);
}
.core-card__photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.core-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(4, 18, 34, 1) 0%, rgba(4, 18, 34, 0.94) 40%, rgba(4, 18, 34, 0.5) 65%, rgba(4, 18, 34, 0.22) 85%, rgba(4, 18, 34, 0.12) 100%);
}

.core-card__content {
  position: relative;
  z-index: 1;
  padding: 32px 36px 0;
}

.core-card__num-row {
  display: flex;
  align-items: center;
  margin-bottom: 28px;
}
.core-card__num {
  font-family: 'Lora', serif;
  font-weight: 600;
  font-size: 24px;
  color: #e6a83c;
}

.core-card__icon {
  width: 34px;
  height: 34px;
}
.core-card__icon img { width: 100%; height: 100%; }
.core-card__icon--corner {
  position: absolute;
  top: 32px;
  right: 36px;
  z-index: 1;
}

.core-card__title {
  font-family: 'Lora', serif;
  font-size: 30px;
  font-weight: 600;
  color: var(--white);
  line-height: 1.2;
  margin-bottom: 20px;
  display: flex;
  align-items: baseline;
  gap: 6px;
}
.core-card__title span {
  font-family: 'Sora', sans-serif;
  font-size: 14px;
  color: #d9dee8;
  font-weight: 600;
}

.core-card__text {
  font-family: 'Sora', sans-serif;
  font-size: 13.5px;
  color: #f5f7fc;
  line-height: 1.55;
}

/* ============================================================
   STRATEGY
   ============================================================ */
.strategy {
  padding: var(--section-py) 0;
  background: var(--bg-pale);
}

.strategy__header {
  text-align: center;
  margin-bottom: 64px;
}

.strategy__lead {
  font-size: 15px;
  color: var(--text-mid);
  line-height: 1.85;
  max-width: 640px;
  margin: 20px auto 0;
  font-weight: 300;
}

.strategy__steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  background: var(--border-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.step {
  background: var(--white);
  padding: 44px 36px;
  position: relative;
  display: grid;
  grid-template-rows: subgrid;
  grid-row: span 5;
  align-content: start;
  transition: background 0.25s ease;
}
.step > * { align-self: start; }
.step:not(:last-child) { border-right: 1px solid var(--border-light); }
.step:hover { background: var(--navy); }

.step__num-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.step__num {
  font-family: 'Inter', sans-serif;
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  background: linear-gradient(
    158deg,
    #BF7A1F 0%,
    #B77E24 9.6%,
    #E6AD43 19.7%,
    #E4AE43 27.4%,
    #CD9632 39.6%,
    #BF8529 49.7%,
    #BC8123 55.4%,
    #BF8728 61.4%,
    #E3A842 71%,
    #E6AD44 78.3%,
    #B17621 89.7%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.step__arrow {
  color: var(--border);
  flex-shrink: 0;
}
.step__arrow svg { width: 36px; height: 22px; }
.step--last .step__num-wrap { justify-content: flex-start; }

.step__en {
  font-family: 'Inter', sans-serif;
  font-size: 22px;
  font-weight: 900;
  color: var(--navy);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
  transition: color 0.25s ease;
}
.step:hover .step__en { color: var(--white); }

.step__ja {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-mid);
  margin-bottom: 20px;
  letter-spacing: 0.02em;
  transition: color 0.25s ease;
}
.step:hover .step__ja { color: rgba(255,255,255,0.85); }

.step__body {
  font-size: 14px;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 20px;
  transition: color 0.25s ease;
}
.step:hover .step__body { color: rgba(255,255,255,0.7); }

.step__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.step__list li {
  font-size: 13px;
  color: var(--text-mid);
  padding-left: 16px;
  position: relative;
  transition: color 0.25s ease;
}
.step:hover .step__list li { color: rgba(255,255,255,0.85); }
.step__list li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--gold);
  font-weight: 700;
}

/* ============================================================
   SERVICE
   ============================================================ */
.service {
  padding: var(--section-py) 0;
  background: var(--white);
}

.service__header {
  text-align: center;
  margin-bottom: 56px;
}
.service__heading {
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 900;
  color: var(--navy);
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}
.service__sub {
  font-size: 15px;
  color: var(--text-light);
  font-weight: 300;
}

.service__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.service-card {
  background: var(--white);
  padding: 36px 32px;
  transition: background 0.25s ease;
}
.service-card:hover { background: var(--navy); }

.service-card__icon {
  width: 44px;
  height: 44px;
  color: var(--navy);
  margin-bottom: 20px;
  transition: color 0.25s ease;
}
.service-card__icon svg { width: 100%; height: 100%; }
.service-card:hover .service-card__icon { color: var(--gold); }

.service-card__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
  letter-spacing: 0.01em;
  transition: color 0.25s ease;
}
.service-card:hover .service-card__title { color: var(--white); }

.service-card__text {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.8;
  transition: color 0.25s ease;
}
.service-card:hover .service-card__text { color: rgba(255,255,255,0.7); }

/* ============================================================
   EXECORE OS
   ============================================================ */
.execore-os {
  padding: var(--section-py) 0;
  background: linear-gradient(145deg, #06121F 0%, #0A2038 45%, #06121F 100%);
  position: relative;
  overflow: hidden;
}
.execore-os::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    radial-gradient(ellipse at 78% 20%, rgba(20, 100, 200, 0.13) 0%, transparent 52%),
    radial-gradient(ellipse at 18% 80%, rgba(20, 80, 170, 0.09) 0%, transparent 48%);
  background-size: 60px 60px, 60px 60px, 100% 100%, 100% 100%;
  pointer-events: none;
}
.execore-os::after {
  content: '';
  position: absolute;
  top: -80px; right: -80px;
  width: 560px; height: 560px;
  background: radial-gradient(circle, rgba(20, 100, 200, 0.11) 0%, transparent 65%);
  pointer-events: none;
}

.execore-os__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}

.execore-os__heading {
  font-size: clamp(28px, 3vw, 40px);
  font-weight: 900;
  color: var(--white);
  letter-spacing: -0.01em;
  margin-bottom: 16px;
}

.execore-os__lead {
  font-size: 18px;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  line-height: 1.6;
  margin-bottom: 20px;
}

.execore-os__body {
  font-size: 15px;
  color: rgba(255,255,255,0.6);
  line-height: 1.9;
  margin-bottom: 36px;
  font-weight: 300;
}

.execore-os__features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-bottom: 36px;
}

.os-feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}
.os-feature__icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  color: var(--gold);
}
.os-feature__icon svg { width: 100%; height: 100%; }
.os-feature__title {
  font-size: 13px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}
.os-feature__desc {
  font-size: 12px;
  color: rgba(255,255,255,0.5);
  line-height: 1.5;
}

/* OS Wheel Diagram */
.execore-os__diagram {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  z-index: 1;
  padding-top: 41px;
}

.os-wheel {
  position: relative;
  width: 480px;
  height: 480px;
}

.os-wheel__center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 10;
}
.os-wheel__center span {
  font-family: 'Inter', sans-serif;
  font-size: 11px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: block;
  text-align: center;
  margin-top: 6px;
}
.os-wheel__logo {
  width: 88px;
  height: auto;
  filter: drop-shadow(0 4px 20px rgba(30, 110, 210, 0.30));
}

/* Spoke items — positioned via CSS custom property transform */
.os-wheel__spoke {
  position: absolute;
  top: 50%;
  left: 50%;
}

.os-wheel__node {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: rgba(30, 110, 210, 0.07);
  border: 1px solid rgba(40, 130, 220, 0.22);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  width: 108px;
  height: 84px;
  text-align: center;
  backdrop-filter: blur(4px);
}
.os-wheel__node svg { color: var(--gold); }
.os-wheel__node span {
  font-size: 11px;
  color: rgba(255,255,255,0.75);
  font-weight: 500;
  line-height: 1.3;
}

/* Position 6 nodes around center (radius 183px) */
.os-wheel__spoke--1 { transform: translate(-50%, calc(-50% - 183px)); }
.os-wheel__spoke--2 { transform: translate(calc(-50% + 159px), calc(-50% - 92px)); }
.os-wheel__spoke--3 { transform: translate(calc(-50% + 159px), calc(-50% + 92px)); }
.os-wheel__spoke--4 { transform: translate(-50%, calc(-50% + 183px)); }
.os-wheel__spoke--5 { transform: translate(calc(-50% - 159px), calc(-50% + 92px)); }
.os-wheel__spoke--6 { transform: translate(calc(-50% - 159px), calc(-50% - 92px)); }

/* Connector lines drawn with a pseudo-radial border */
.os-wheel::before {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 303px; height: 303px;
  border: 1px dashed rgba(40, 130, 220, 0.28);
  border-radius: 50%;
  pointer-events: none;
}

/* ============================================================
   STRENGTHS
   ============================================================ */
.strengths {
  padding: var(--section-py) 0;
  background: var(--bg-light);
}

.strengths .section-heading { margin-bottom: 20px; }

.strengths__lead {
  font-size: 15px;
  color: var(--text-mid);
  line-height: 1.85;
  text-align: center;
  max-width: 620px;
  margin: 0 auto 56px;
  font-weight: 300;
}

.strengths__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.strength-card {
  background: var(--white);
  padding: 36px 28px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
  text-align: center;
  transition: background 0.25s ease;
}
.strength-card:hover { background: var(--navy); }

.strength-card__icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  color: var(--navy);
  transition: color 0.25s ease;
}
.strength-card__icon svg { width: 100%; height: 100%; }
.strength-card:hover .strength-card__icon { color: var(--gold); }

.strength-card__title {
  font-size: 15px;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
  line-height: 1.4;
  transition: color 0.25s ease;
}
.strength-card:hover .strength-card__title { color: var(--white); }

.strength-card__text {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.8;
  transition: color 0.25s ease;
}
.strength-card:hover .strength-card__text { color: rgba(255,255,255,0.7); }

/* ============================================================
   STATS
   ============================================================ */
.stats {
  padding: 72px 0;
  background: #021326;
  position: relative;
  overflow: hidden;
}
.stats::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.stats__heading {
  font-size: 14px;
  font-weight: 600;
  color: var(--gold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 48px;
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.stat {
  background: rgba(255,255,255,0.02);
  padding: 44px 32px;
  text-align: center;
}

.stat__number {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
  margin-bottom: 12px;
}

.stat__value {
  font-family: 'Inter', sans-serif;
  font-size: clamp(48px, 5vw, 64px);
  font-weight: 700;
  color: var(--white);
  line-height: 1;
  letter-spacing: -0.02em;
}
.stat__unit {
  font-family: 'Inter', sans-serif;
  font-size: 24px;
  font-weight: 600;
  color: var(--gold);
  line-height: 1;
}

.stat__label {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  line-height: 1.6;
  font-weight: 300;
}

/* ============================================================
   CASES
   ============================================================ */
.cases {
  padding: var(--section-py) 0;
  background: var(--white);
}

.cases__header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 48px;
}

.cases__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.case-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow 0.25s, transform 0.25s;
  background: var(--white);
  display: flex;
  flex-direction: column;
}
.case-card:hover { box-shadow: var(--shadow); transform: translateY(-4px); }

.case-card__img { position: relative; padding-top: 56%; }
.case-card__img-inner {
  position: absolute;
  inset: 0;
}
.case-card__img-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.case-card__placeholder {
  width: 100%; height: 100%;
  background: linear-gradient(135deg, #0b2240 0%, #1b3a6b 50%, #0f2a52 100%);
}

.case-card__body { padding: 24px 24px 28px; display: flex; flex-direction: column; flex: 1; }

.case-card__tags {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.case-card__title {
  font-size: 16px;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.5;
  margin-bottom: 12px;
}

.case-card__text {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.8;
  margin-bottom: 20px;
}

.case-card__result {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
  margin-top: auto;
}

.result-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--white);
  background: var(--gold);
  padding: 2px 8px;
  border-radius: 2px;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}

.result-value {
  font-size: 13px;
  color: var(--text-mid);
}
.result-value strong { color: var(--navy); font-weight: 700; }

/* ============================================================
   ABOUT
   ============================================================ */
.about {
  padding: var(--section-py) 0;
  background: var(--bg-pale);
}

.about__inner {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: center;
}

.about__heading {
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 900;
  color: var(--navy);
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}

.about__body {
  font-size: 15px;
  color: var(--text-mid);
  line-height: 1.9;
  margin-bottom: 0;
  font-weight: 300;
}

.about__partners {
  display: flex;
  align-items: stretch;
  margin-top: 24px;
}

.partner {
  display: flex;
  flex-direction: column;
  padding: 0 36px 36px;
  flex: 1;
  min-width: 0;
}

.partner--link {
  text-decoration: none;
  color: inherit;
  border-radius: var(--radius-sm);
  transition: background 0.2s ease;
}
.partner--link:hover {
  background: rgba(11, 34, 64, 0.04);
}
.partner--link:hover .partner__logo {
  opacity: 0.8;
}

.partner__logo {
  height: 72px;
  width: auto;
  max-width: 180px;
  object-fit: contain;
  object-position: left center;
  display: block;
  margin-bottom: 24px;
  transition: opacity 0.2s ease;
}

.partner__desc {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.7;
}

.about__partners .partner:last-child .partner__logo {
  margin-top: 2px;
}

.partner__divider {
  flex-shrink: 0;
  align-self: stretch;
}
.partner__divider img {
  width: 100%;
  height: 100%;
  object-fit: fill;
  display: block;
}

/* ============================================================
   CTA
   ============================================================ */
.cta {
  padding: 100px 0;
  background: var(--white);
}

.cta__panel {
  position: relative;
  overflow: hidden;
  border-radius: 20px;
  padding: 80px 48px;
  text-align: center;
  box-shadow: var(--shadow);
}

.cta__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}
.cta__bg-photo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.cta__panel:hover .cta__bg-photo { transform: scale(1.06); }
.cta__bg-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(7, 22, 40, 0.6) 0%, rgba(11, 34, 64, 0.6) 50%, rgba(22, 47, 85, 0.6) 100%);
}

.cta__content {
  position: relative;
  z-index: 1;
  max-width: 860px;
  margin: 0 auto;
}

.cta__heading {
  font-size: clamp(26px, 3.2vw, 40px);
  font-weight: 900;
  color: var(--white);
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.cta__sub {
  font-size: 16px;
  color: rgba(255,255,255,0.92);
  line-height: 1.7;
  margin-bottom: 36px;
  font-weight: 700;
}

.cta__actions {
  display: flex;
  justify-content: center;
}

.cta__note {
  font-size: 12px;
  color: rgba(255,255,255,0.35);
  margin-top: 16px;
}

.cta__contact-info {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: 28px 32px;
}

.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,0.7);
  font-size: 15px;
  font-weight: 300;
}
.contact-item svg { color: var(--gold); flex-shrink: 0; }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--white);
  padding-top: 64px;
}

.footer__inner {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
  padding-bottom: 48px;
}

.footer__brand { }

.footer__logo {
  display: inline-block;
  margin-bottom: 20px;
  text-decoration: none;
  line-height: 0;
}

.footer__logo-img {
  height: 40px;
  width: auto;
  display: block;
}

.footer__copy-desc {
  font-size: 13px;
  color: var(--text-light);
  line-height: 1.7;
  font-weight: 300;
}

.footer__nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.footer__nav-heading {
  font-size: 12px;
  font-weight: 700;
  color: rgba(11, 34, 64, 0.6);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer__nav ul { display: flex; flex-direction: column; gap: 10px; }
.footer__nav a {
  font-size: 13px;
  color: rgba(11, 34, 64, 0.5);
  transition: color 0.2s;
  font-weight: 300;
}
.footer__nav a:hover { color: var(--navy); }

.footer__bottom {
  background: var(--white);
}
.footer__bottom-inner {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  height: 52px;
}

.footer__copyright {
  font-size: 12px;
  color: rgba(11, 34, 64, 0.75);
  font-family: 'Inter', sans-serif;
}

/* ============================================================
   ANIMATIONS / SCROLL FADE（標準: skills/design/hp-build/references/animation.md）
   ============================================================ */
[data-anim] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
[data-anim].is-visible {
  opacity: 1;
  transform: none;
}

/* 左から右へ流れる特殊パターン（例: core-card） */
[data-anim="left"] {
  transform: translateX(-40px);
}
[data-anim="left"].is-visible {
  transform: none;
}

/* テキストブロックの段階的ディレイ */
[data-anim][data-delay="1"] { transition-delay: .15s; }
[data-anim][data-delay="2"] { transition-delay: .30s; }
[data-anim][data-delay="3"] { transition-delay: .45s; }

/* カードグリッドの stagger（0.12s間隔） */
.problem__item[data-anim]:nth-child(2) { transition-delay: .12s; }
.problem__item[data-anim]:nth-child(3) { transition-delay: .24s; }
.problem__item[data-anim]:nth-child(4) { transition-delay: .36s; }

.mission__panel[data-anim]:nth-child(2) { transition-delay: .12s; }

.core-card[data-anim]:nth-child(2) { transition-delay: .12s; }
.core-card[data-anim]:nth-child(3) { transition-delay: .24s; }

.step[data-anim]:nth-child(2) { transition-delay: .12s; }
.step[data-anim]:nth-child(3) { transition-delay: .24s; }

.service-card[data-anim]:nth-child(2) { transition-delay: .12s; }
.service-card[data-anim]:nth-child(3) { transition-delay: .24s; }
.service-card[data-anim]:nth-child(4) { transition-delay: .36s; }
.service-card[data-anim]:nth-child(5) { transition-delay: .48s; }
.service-card[data-anim]:nth-child(6) { transition-delay: .60s; }

.os-feature[data-anim]:nth-child(2) { transition-delay: .12s; }
.os-feature[data-anim]:nth-child(3) { transition-delay: .24s; }
.os-feature[data-anim]:nth-child(4) { transition-delay: .36s; }

.strength-card[data-anim]:nth-child(2) { transition-delay: .12s; }
.strength-card[data-anim]:nth-child(3) { transition-delay: .24s; }
.strength-card[data-anim]:nth-child(4) { transition-delay: .36s; }

.stat[data-anim]:nth-child(2) { transition-delay: .12s; }
.stat[data-anim]:nth-child(3) { transition-delay: .24s; }
.stat[data-anim]:nth-child(4) { transition-delay: .36s; }

.case-card[data-anim]:nth-child(2) { transition-delay: .12s; }
.case-card[data-anim]:nth-child(3) { transition-delay: .24s; }

@media (prefers-reduced-motion: reduce) {
  [data-anim],
  [data-anim="left"] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-page {
  display: grid;
  grid-template-columns: 38% 62%;
  min-height: 100vh;
  padding: 160px 0 100px;
  background: var(--bg-light);
}

.contact-page__left {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 0 40px 0 48px;
}

.contact-page__heading {
  margin: 16px 0 20px;
  color: var(--navy);
  font-size: clamp(26px, 3vw, 38px);
  font-weight: 900;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

.contact-page__desc {
  color: var(--text-mid);
  font-size: 14px;
  line-height: 1.95;
  font-weight: 300;
}

.contact-page__right {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 48px;
}

.contact-form-card {
  width: 100%;
  max-width: 560px;
  padding: 44px 48px;
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow);
}

.contact-form { width: 100%; }

.form-row {
  display: grid;
  grid-template-columns: 148px 1fr;
  align-items: start;
  gap: 0 16px;
  padding: 14px 0;
  border-top: 1px solid var(--border-light);
}
.form-row:first-of-type { border-top: none; }

.form-row__label-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 9px;
}
.form-row__label {
  color: var(--navy);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.4;
}
.form-row__required {
  flex-shrink: 0;
  color: var(--gold);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.form-row__input {
  width: 100%;
  padding: 9px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-pale);
  color: var(--navy);
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 13px;
  outline: none;
  appearance: none;
  transition: border-color 0.2s, background 0.2s;
}
.form-row__input:focus { border-color: var(--gold); background: var(--white); }
.form-row__input::placeholder { color: var(--text-light); }

select.form-row__input {
  padding-right: 36px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%230B2240' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  cursor: pointer;
}
textarea.form-row__input { height: 100px; min-height: 100px; line-height: 1.7; resize: vertical; }

.form-privacy {
  margin-top: 4px;
  padding-top: 14px;
  border-top: 1px solid var(--border-light);
  color: var(--text-light);
  font-size: 11px;
  line-height: 1.85;
}
.form-privacy a { color: var(--navy); text-decoration: underline; text-underline-offset: 2px; }

.form-submit { margin-top: 24px; }

/* ============================================================
   PRIVACY PAGE
   ============================================================ */
.privacy-page {
  padding: 160px 32px 100px;
  background: var(--bg-light);
}
.privacy-inner {
  max-width: 760px;
  margin: 0 auto;
  padding: 56px 64px;
  border-radius: var(--radius-md);
  background: var(--white);
  box-shadow: var(--shadow);
}
.privacy-header { margin-bottom: 36px; }
.privacy-heading {
  margin: 10px 0 8px;
  color: var(--navy);
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 900;
  line-height: 1.3;
  letter-spacing: -0.01em;
}
.privacy-lead {
  margin-bottom: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-mid);
  font-size: 14px;
  line-height: 2;
}
.privacy-section {
  margin-bottom: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border-light);
}
.privacy-section:last-of-type { margin-bottom: 0; padding-bottom: 0; border-bottom: none; }
.privacy-section__title {
  margin-bottom: 12px;
  color: var(--navy);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.privacy-section__body { color: var(--text-mid); font-size: 13px; line-height: 2; }
.privacy-list { margin-top: 12px; padding: 0; list-style: none; }
.privacy-list li {
  position: relative;
  padding-left: 16px;
  color: var(--text-mid);
  font-size: 13px;
  line-height: 1.95;
}
.privacy-list li::before { content: "–"; position: absolute; left: 0; color: var(--gold); }
.privacy-contact {
  margin-top: 14px;
  padding: 16px 20px;
  border-radius: var(--radius);
  background: var(--bg-light);
  color: var(--text-mid);
  font-size: 13px;
  line-height: 2;
}
.privacy-contact a { color: var(--navy); text-decoration: underline; text-underline-offset: 2px; }
.privacy-back {
  margin-top: 40px;
  padding-top: 28px;
  border-top: 1px solid var(--border-light);
}
.privacy-back__link {
  color: var(--navy);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.02em;
  text-decoration: none;
  transition: opacity 0.2s;
}
.privacy-back__link:hover { opacity: 0.6; }

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* ── タブレット（〜1100px） ── */
@media (max-width: 1100px) {
  .container { padding: 0 32px; }
  .nav { display: none; }
  .header__actions { display: none; }
  .hamburger { display: flex; }
  .mobile-nav { display: flex; }

  /* Hero: 1カラム、パディングを適切に縮小 */
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: left;
    min-height: auto;
    padding-top: 32px;
    padding-bottom: 60px;
  }
  .hero__visual { justify-content: center; }
  .hero-shield { width: min(280px, 70%); }
  .hero__scroll-hint { display: none; }

  /* 課題タイムライン: 2列（波線・接続線は崩れるため非表示） */
  .problem__grid { grid-template-columns: repeat(2, 1fr); row-gap: 56px; }
  .problem__wave { display: none; }
  .problem__connector { display: none; }

  /* コア: 1列、カードは最大幅で中央寄せ */
  .cores__grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; gap: 24px; }

  /* Mission panels: 縦積み */
  .mission__panels { grid-template-columns: 1fr; }

  .strategy__steps { grid-template-columns: 1fr; }
  .step:not(:last-child) { border-right: none; border-bottom: 1px solid var(--border-light); }

  /* ExeCore OS: ダイアグラムを下に */
  .execore-os__inner { grid-template-columns: 1fr; gap: 48px; }
  .os-wheel { width: 400px; height: 400px; }
  .os-wheel__spoke--1 { transform: translate(-50%, calc(-50% - 151px)); }
  .os-wheel__spoke--2 { transform: translate(calc(-50% + 131px), calc(-50% - 76px)); }
  .os-wheel__spoke--3 { transform: translate(calc(-50% + 131px), calc(-50% + 76px)); }
  .os-wheel__spoke--4 { transform: translate(-50%, calc(-50% + 151px)); }
  .os-wheel__spoke--5 { transform: translate(calc(-50% - 131px), calc(-50% + 76px)); }
  .os-wheel__spoke--6 { transform: translate(calc(-50% - 131px), calc(-50% - 76px)); }

  /* 強み: 2列 */
  .strengths__grid { grid-template-columns: repeat(2, 1fr); }

  /* 数字: 2列 */
  .stats__grid { grid-template-columns: repeat(2, 1fr); }

  /* 導入事例: タブレットは2列 */
  .cases__grid { grid-template-columns: repeat(2, 1fr); }

  /* About */
  .about__inner { grid-template-columns: 1fr; gap: 40px; }

  /* CTA */
  .cta__panel { padding: 64px 32px; border-radius: 16px; }

  /* Footer */
  .footer__inner { grid-template-columns: 1fr; }
  .footer__nav { grid-template-columns: repeat(2, 1fr); }

  /* Contact page: 1カラム */
  .contact-page { grid-template-columns: 1fr; padding: 120px 0 60px; }
  .contact-page__left { padding: 0 32px 48px; }
  .contact-page__right { padding: 0 32px; }
  .contact-form-card { padding: 36px; }
}

/* ── スマートフォン（〜680px） ── */
@media (max-width: 680px) {
  :root { --section-py: 64px; }
  .container { padding: 0 20px; }

  /* PC専用改行を非表示 */
  .br-pc { display: none; }

  /* 課題タイムライン: 1列 */
  .problem__grid { grid-template-columns: 1fr; row-gap: 48px; }
  .problem__timeline { margin-top: 40px; }

  /* サービス・強み: 1列 */
  .service__grid { grid-template-columns: 1fr; }
  .strengths__grid { grid-template-columns: 1fr; }

  /* 数字: 2列のままパディング縮小でフォント収まりを確保 */
  .stats__grid { grid-template-columns: repeat(2, 1fr); }
  .stat { padding: 32px 16px; }
  .stat__value { font-size: clamp(38px, 9vw, 52px); }
  .stat__unit { font-size: 20px; }

  /* 導入事例: 1列 */
  .cases__grid { grid-template-columns: 1fr; }
  .cases__header { flex-direction: column; gap: 12px; align-items: flex-start; }

  /* ボタン */
  .hero__actions { flex-direction: column; }
  .cta__panel { padding: 48px 24px; }
  .btn--xl, .btn--lg { padding: 16px 28px; font-size: 14px; width: 100%; justify-content: center; }

  /* ExeCore OS features: 1列 */
  .execore-os__features { grid-template-columns: 1fr; }

  /* About */
  .about__partners { flex-direction: column; margin-top: 0; }
  .partner__divider { width: auto; height: 1px; background: var(--border); margin: 0; }
  .partner__divider img { display: none; }

  /* Footer */
  .footer__nav { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer__bottom-inner { flex-direction: column; height: auto; padding: 16px 0; gap: 8px; }

  /* Contact page: フォーム行を1列に */
  .contact-page { padding: 100px 0 48px; }
  .contact-page__left { padding: 0 20px 40px; }
  .contact-page__right { padding: 0 20px; }
  .contact-form-card { padding: 28px 20px; }
  .form-row { grid-template-columns: 1fr; gap: 6px 0; }
  .form-row__label-wrap { padding-top: 0; }

  /* Privacy page */
  .privacy-page { padding: 100px 16px 60px; }
  .privacy-inner { padding: 32px 24px; }
}

/* ── 小型スマートフォン（〜480px） ── */
@media (max-width: 480px) {
  /* ExeCore OSホイール: 極小画面ではダイアグラムを非表示 */
  .execore-os__diagram { display: none; }

  /* ロゴ画像を少し縮小 */
  .header__logo-img { height: 36px; }

  /* ヒーローシールドを縮小 */
  .hero-shield { width: min(220px, 80%); }

  /* 数字: 1列に切り替え */
  .stats__grid { grid-template-columns: 1fr; }
  .stat { padding: 28px 24px; border-bottom: 1px solid rgba(255,255,255,0.06); }
  .stat:last-child { border-bottom: none; }
}