/* ============================================
   Givearth Corporate Site — Styles
   ============================================ */

:root {
  /* Brand colors */
  --accent-1: #3fb9fc;       /* primary sky */
  --accent-1-dark: #1fa5ee;
  --accent-1-soft: #bce5fd;
  --accent-2: #00b000;       /* green */
  --accent-2-dark: #009600;
  --accent-2-soft: #b8e6b8;
  --main: #e7eff7;           /* light blue-gray */
  --base: #ffffff;

  /* Extended */
  --ink: #102a43;
  --ink-soft: #334e68;
  --ink-muted: #627d98;
  --ink-light: #9fb3c8;
  --line: #dce4ec;

  /* Accent highlights for illustrative uses */
  --pop-pink: #d94d9b;
  --pop-orange: #ff8a3d;
  --pop-purple: #9a6cff;

  /* Fonts */
  --font-sans: hiragino-kaku-gothic-pron, "Hiragino Kaku Gothic ProN", "ヒラギノ角ゴ ProN W3", sans-serif;
  --font-serif: var(--font-sans);

  /* Rhythm */
  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 28px;
  --radius-xl: 40px;

  --shadow-sm: 0 4px 14px rgba(16, 42, 67, 0.06);
  --shadow: 0 12px 40px rgba(16, 42, 67, 0.08);
  --shadow-lg: 0 24px 60px rgba(16, 42, 67, 0.12);

  --container: 1200px;
  --header-h: 82px;
}

/* ============================================
   Reset
   ============================================ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--base);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "palt" 1;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
button { font-family: inherit; cursor: pointer; border: 0; background: transparent; }
h1, h2, h3, h4 { margin: 0; line-height: 1.3; font-weight: 700; letter-spacing: 0.02em; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
}

/* ============================================
   Header
   ============================================ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: 100;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  -webkit-backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid rgba(220, 228, 236, 0.6);
  transition: background 0.3s ease, border-color 0.3s ease;
}
.header-inner {
  max-width: var(--container);
  margin: 0 auto;
  height: 100%;
  padding: 0 32px;
  display: flex;
  align-items: center;
  gap: 32px;
}
.header-logo img {
  height: 34px;
  width: auto;
  display: block;
}
.header-nav {
  flex: 1;
  display: flex;
  justify-content: center;
}
.header-nav ul {
  display: flex;
  gap: 38px;
}
.header-nav a {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink-soft);
  position: relative;
  padding: 4px 0;
  transition: color 0.25s;
}
.header-nav a::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: -3px;
  width: 0;
  height: 2px;
  background: var(--accent-1);
  transition: width 0.3s, left 0.3s;
}
.header-nav a:hover {
  color: var(--accent-1);
}
.header-nav a:hover::after {
  width: 100%;
  left: 0;
}
.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  background: var(--ink);
  color: #fff;
  border-radius: 100px;
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: transform 0.25s, background 0.25s;
}
.header-cta:hover {
  background: var(--accent-1);
  transform: translateY(-2px);
}
.header-menu-btn {
  display: none;
  width: 44px; height: 44px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
}
.header-menu-btn span {
  display: block;
  width: 22px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.header-menu-btn.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.header-menu-btn.open span:nth-child(2) { opacity: 0; }
.header-menu-btn.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  top: var(--header-h);
  left: 0; right: 0;
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 16px 24px 24px;
  transform: translateY(-120%);
  transition: transform 0.35s cubic-bezier(.4,0,.2,1);
  z-index: 99;
  box-shadow: var(--shadow);
}
.mobile-menu.open { transform: translateY(0); }
.mobile-menu ul { display: flex; flex-direction: column; gap: 4px; }
.mobile-menu a {
  display: block;
  padding: 14px 8px;
  font-size: 16px;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
}
.mobile-menu a:last-child { border-bottom: 0; }

/* ============================================
   Hero
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  padding-top: calc(var(--header-h) + 40px);
  padding-bottom: 80px;
  overflow: hidden;
  background: linear-gradient(180deg, #f5faff 0%, var(--main) 100%);
}
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}
.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  opacity: 0.5;
  animation: float 14s ease-in-out infinite;
}
.blob-1 {
  width: 520px; height: 520px;
  background: radial-gradient(circle, var(--accent-1) 0%, transparent 70%);
  top: -120px; left: -160px;
  animation-delay: 0s;
}
.blob-2 {
  width: 420px; height: 420px;
  background: radial-gradient(circle, var(--accent-2-soft) 0%, transparent 70%);
  bottom: -120px; right: -100px;
  animation-delay: -4s;
  opacity: 0.7;
}
.blob-3 {
  width: 320px; height: 320px;
  background: radial-gradient(circle, #fff0dd 0%, transparent 70%);
  top: 40%; right: 30%;
  animation-delay: -8s;
  opacity: 0.9;
}
@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 30px) scale(0.95); }
}
.grain {
  position: absolute;
  inset: 0;
  opacity: 0.4;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.06 0 0 0 0 0.16 0 0 0 0 0.26 0 0 0 0.12 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 32px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 60px;
  align-items: center;
  min-height: calc(100vh - var(--header-h) - 260px);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.18em;
  color: var(--accent-1-dark);
  text-transform: uppercase;
  margin: 0 0 28px;
  opacity: 0;
  animation: fadeUp 0.8s 0.1s forwards;
}
.eyebrow-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent-2);
  position: relative;
}
.eyebrow-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--accent-2);
  opacity: 0.35;
  animation: pulse 2s ease-out infinite;
}
@keyframes pulse {
  0% { transform: scale(0.8); opacity: 0.6; }
  100% { transform: scale(2); opacity: 0; }
}

.hero-title {
  font-family: var(--font-sans);
  font-size: clamp(2.5rem, 5.5vw, 4.6rem);
  line-height: 1.15;
  letter-spacing: 0.01em;
  font-weight: 700;
  margin-bottom: 32px;
  color: var(--ink);
}
.hero-title .line {
  display: block;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 1s forwards;
}
.hero-title-sub {
  font-size: clamp(1.1rem, 2.4vw, 2rem);
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  margin-bottom: 4px;
}
.hero-title .line:nth-child(1) { animation-delay: 0.25s; }
.hero-title .line:nth-child(2) { animation-delay: 0.45s; }
.hero-title em {
  font-style: normal;
  background: linear-gradient(120deg, var(--accent-1) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
}

.hero-sublead {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--ink-soft);
  margin: 0 0 28px;
  padding: 10px 20px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(63, 185, 252, 0.25);
  border-radius: 100px;
  letter-spacing: 0.04em;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  animation: fadeUp 1s 0.55s forwards;
}
/* .hero-sublead::before {
  content: "";
  display: inline-block;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent-2);
  margin-right: 8px;
  vertical-align: middle;
} */

.hero-lead {
  font-size: clamp(15px, 1.1vw, 17px);
  line-height: 2;
  color: var(--ink-soft);
  margin: 0 0 40px;
  max-width: 520px;
  opacity: 0;
  animation: fadeUp 1s 0.75s forwards;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 1s 0.85s forwards;
}

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 15px 28px;
  border-radius: 100px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: transform 0.3s cubic-bezier(.4,0,.2,1), box-shadow 0.3s, background 0.3s, color 0.3s;
  white-space: nowrap;
}
.btn svg { transition: transform 0.3s; }
.btn:hover svg { transform: translateX(4px); }
.btn-primary {
  background: var(--ink);
  color: #fff;
  box-shadow: 0 6px 24px rgba(16, 42, 67, 0.22);
}
.btn-primary:hover {
  background: var(--accent-1);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(63, 185, 252, 0.4);
}
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--ink);
}
.btn-ghost:hover {
  background: var(--ink);
  color: #fff;
  transform: translateY(-3px);
}
.btn-white {
  background: #fff;
  color: var(--ink);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.15);
}
.btn-white:hover {
  background: var(--accent-2);
  color: #fff;
  transform: translateY(-3px);
}
.btn.large { padding: 18px 34px; font-size: 16px; }

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  animation: fadeIn 1.2s 0.6s forwards;
}
@keyframes fadeIn { to { opacity: 1; } }
.hero-visual-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  max-width: 500px;
}
.hero-earth {
  position: absolute;
  inset: 12%;
  width: 76%;
  height: 76%;
  object-fit: contain;
  animation: gentleRotate 40s linear infinite, bob 6s ease-in-out infinite;
  filter: drop-shadow(0 20px 50px rgba(63, 185, 252, 0.3));
}
@keyframes gentleRotate {
  to { transform: rotate(360deg); }
}
@keyframes bob {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 -12px; }
}
.orbit {
  position: absolute;
  border-radius: 50%;
  border: 1.5px dashed rgba(63, 185, 252, 0.3);
  animation: rotate 30s linear infinite;
}
.orbit-1 {
  inset: 0;
}
.orbit-2 {
  inset: 8%;
  border-color: rgba(0, 176, 0, 0.2);
  animation-duration: 45s;
  animation-direction: reverse;
}
@keyframes rotate {
  to { transform: rotate(360deg); }
}

.floating-tag {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  background: #fff;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ink);
  box-shadow: var(--shadow);
  animation: tagFloat 5s ease-in-out infinite;
}
.tag-dot {
  width: 8px; height: 8px; border-radius: 50%;
}
.tag-1 { top: 22%; left: -4%; animation-delay: 0s; }
.tag-2 { top: 45%; right: -8%; animation-delay: -1.5s; }
.tag-3 { bottom: 12%; left: 6%; animation-delay: -3s; }
.tag-4 { bottom: 90%; left: 60%; animation-delay: -4.5s; }
.tag-5 { bottom: 0%; left: 60%; animation-delay: -6s; }
@keyframes tagFloat {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(4px, -10px); }
}

/* ============================================
   Hero Donation Bar (FV内に統合された寄付総額表示)
   ============================================ */
.hero-donation-bar {
  position: relative;
  z-index: 2;
  margin-top: 56px;
  padding: 28px 40px;
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 50px rgba(16, 42, 67, 0.1);
  max-width: calc(var(--container) - 64px);
  margin-left: auto;
  margin-right: auto;
  opacity: 0;
  animation: fadeUp 1s 0.95s forwards;
}
.hero-donation-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 36px;
}
.hero-donation-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.hdb-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent-2);
  position: relative;
  flex-shrink: 0;
}
.hdb-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid var(--accent-2);
  opacity: 0.35;
  animation: pulse 2s ease-out infinite;
}
.hdb-label-text {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--accent-1-dark);
  white-space: nowrap;
}
.hero-donation-amount {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  font-family: var(--font-serif);
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1;
  justify-self: center;
}
.hdb-currency {
  font-size: clamp(1.6rem, 2.6vw, 2.2rem);
  background: linear-gradient(120deg, var(--accent-1) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hdb-number {
  font-size: clamp(2.2rem, 4.4vw, 3.6rem);
  background: linear-gradient(120deg, var(--accent-1) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums;
}
.hdb-unit {
  font-size: clamp(0.95rem, 1.6vw, 1.2rem);
  color: var(--ink-soft);
  margin-left: 2px;
}
.hero-donation-caption {
  margin: 0;
  font-size: 12.5px;
  color: var(--ink-muted);
  letter-spacing: 0.04em;
  text-align: right;
  white-space: nowrap;
}

/* ============================================
   Generic Section
   ============================================ */
.section {
  padding: 120px 0;
  position: relative;
}
.section-head {
  margin-bottom: 64px;
}
.section-head-center { text-align: center; }
.section-head-center .label-bar { display: none; }
.section-head-center .section-label { justify-content: center; }
.section-head-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
  flex-wrap: wrap;
}
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent-1-dark);
  margin: 0 0 20px;
}
.section-label.light { color: #fff; opacity: 0.85; }
.label-bar {
  width: 40px;
  height: 2px;
  background: var(--accent-1);
  display: inline-block;
}
.label-bar.light { background: #fff; opacity: 0.7; }
.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.8vw, 3rem);
  line-height: 1.3;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.02em;
}
.section-title em {
  font-style: normal;
  background: linear-gradient(120deg, var(--accent-1) 0%, var(--accent-2) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.section-title.light { color: #fff; }
.view-all {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-1-dark);
  padding: 10px 0;
  border-bottom: 2px solid var(--accent-1);
  transition: gap 0.25s;
}
.view-all:hover { gap: 14px; }

/* ============================================
   About
   ============================================ */
.section-about {
  background: var(--base);
}
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about-text p {
  font-size: 16px;
  line-height: 2.1;
  color: var(--ink-soft);
  margin: 0 0 22px;
}
.about-text p:last-child { margin-bottom: 0; }
.about-text strong {
  color: var(--ink);
  font-weight: 700;
  background: linear-gradient(transparent 65%, var(--accent-2-soft) 65%);
  padding: 0 2px;
}
.about-card {
  background: var(--main);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-sm);
  position: relative;
}
.about-card::before {
  content: "";
  position: absolute;
  top: -14px; right: -14px;
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--accent-2);
  z-index: -1;
  opacity: 0.4;
}
.about-card-chip {
  display: inline-block;
  padding: 6px 14px;
  background: var(--accent-1);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  border-radius: 100px;
  margin-bottom: 28px;
}
.approach-row {
  display: flex;
  gap: 22px;
  padding: 22px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.85);
}
.approach-row:last-child { border-bottom: 0; padding-bottom: 0; }
.approach-row:first-child { padding-top: 0; }
.approach-num {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  color: var(--accent-1);
  flex-shrink: 0;
  min-width: 40px;
}
.approach-text h4 {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 6px;
}
.approach-text p {
  font-size: 13.5px;
  color: var(--ink-muted);
  line-height: 1.75;
  margin: 0;
}

/* ============================================
   Vision
   ============================================ */
.section-vision {
  background: linear-gradient(135deg, #3fb9fc 0%, #2196e8 100%);
  color: #fff;
  overflow: hidden;
}
.vision-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.vision-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
}
.vb-1 {
  width: 600px; height: 600px;
  background: rgba(0, 176, 0, 0.35);
  top: -200px; left: -200px;
}
.vb-2 {
  width: 500px; height: 500px;
  background: rgba(255, 255, 255, 0.3);
  bottom: -150px; right: -150px;
  opacity: 0.4;
}
.section-vision .container { position: relative; z-index: 1; }
.section-vision .section-head { margin-bottom: 40px; }
.mission-lead {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  font-size: clamp(1rem, 1.5vw, 1.15rem);
  line-height: 2.1;
  color: #fff;
  opacity: 0.9;
  letter-spacing: 0.04em;
}
.vision-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.vision-card {
  background: rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: transform 0.4s cubic-bezier(.4,0,.2,1), border-color 0.3s, background 0.3s;
}
.vision-card:hover {
  transform: translateY(-8px);
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.55);
}
.vision-chip {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.22);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.22em;
  border-radius: 100px;
  margin-bottom: 22px;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.vision-card h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  line-height: 1.5;
  margin: 0 0 20px;
}
.vision-card p {
  font-size: 14.5px;
  line-height: 2;
  color: rgba(255, 255, 255, 0.92);
  margin: 0;
}

/* ============================================
   Corporate Info (Top Message + Officers)
   ============================================ */
.section-corporate {
  background: var(--main);
  position: relative;
  overflow: hidden;
}
.section-corporate::before {
  content: "";
  position: absolute;
  top: 200px; right: -200px;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(63, 185, 252, 0.12), transparent 70%);
  pointer-events: none;
}

/* Top Message */
.top-message {
  margin-bottom: 120px;
  position: relative;
}
.top-message-label {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 40px;
}
.tm-line {
  width: 48px;
  height: 2px;
  background: var(--accent-1);
}
.tm-label-text {
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--accent-1-dark);
}
.top-message-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.4fr;
  gap: 80px;
  align-items: start;
}
.top-message-portrait {
  position: sticky;
  top: calc(var(--header-h) + 40px);
  text-align: center;
}
.portrait-frame {
  position: relative;
  width: 100%;
  max-width: 320px;
  aspect-ratio: 4 / 5;
  margin: 0 auto 28px;
  border-radius: 28px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, var(--main) 0%, #d7e6f4 100%);
}
.portrait-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
  z-index: 2;
  transition: transform 0.8s cubic-bezier(.4,0,.2,1);
}
.portrait-frame:hover .portrait-img {
  transform: scale(1.04);
}
.portrait-accent {
  position: absolute;
  border-radius: 50%;
  z-index: 1;
}
.portrait-accent-1 {
  width: 80px; height: 80px;
  background: var(--accent-2);
  opacity: 0.7;
  top: -20px; left: -20px;
  filter: blur(2px);
}
.portrait-accent-2 {
  width: 120px; height: 120px;
  background: var(--accent-1);
  opacity: 0.35;
  bottom: -40px; right: -40px;
  filter: blur(4px);
}
.portrait-caption {
  padding: 0 8px;
}
.portrait-role {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--accent-1-dark);
  margin: 0 0 8px;
}
.portrait-name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--ink);
  margin: 0;
  letter-spacing: 0.04em;
}
.portrait-name-en {
  display: block;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-muted);
  margin-top: 4px;
  letter-spacing: 0.08em;
}
.top-message-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  line-height: 1.45;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 40px;
  letter-spacing: 0.02em;
}
.top-message-text p {
  font-size: 15.5px;
  line-height: 2.15;
  color: var(--ink-soft);
  margin: 0 0 22px;
}
.top-message-text strong {
  color: var(--ink);
  font-weight: 700;
  background: linear-gradient(transparent 65%, var(--accent-2-soft) 65%);
  padding: 0 2px;
}
.top-message-sign {
  margin-top: 36px !important;
  font-family: var(--font-serif);
  font-size: 15px !important;
  color: var(--ink) !important;
  line-height: 1.9 !important;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

/* Officers */
.officers {
  position: relative;
}
.officers-head {
  text-align: center;
  margin-bottom: 56px;
}
.officers-title {
  font-family: var(--font-serif);
  font-weight: 700;
  margin: 0 0 14px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.officers-title-en {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--accent-1-dark);
}
.officers-title-ja {
  font-size: clamp(1.7rem, 2.8vw, 2.3rem);
  color: var(--ink);
  letter-spacing: 0.04em;
}
.officers-desc {
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink-muted);
  margin: 0;
}

/* Officers Block */
.officers-block {
  margin-bottom: 64px;
}
.officers-block:last-child { margin-bottom: 0; }
.officers-block-label {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
}
.obl-bar {
  width: 6px;
  height: 26px;
  background: linear-gradient(to bottom, var(--accent-1), var(--accent-2));
  border-radius: 3px;
}
.obl-text {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--ink);
}

/* Officers Grid */
.officers-grid {
  display: grid;
  gap: 24px;
}
.officers-grid-4 {
  grid-template-columns: repeat(4, 1fr);
  justify-content: start;
}
.officers-grid-3 { grid-template-columns: repeat(3, 1fr); }

.officer-card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.35s cubic-bezier(.4,0,.2,1), box-shadow 0.35s, border-color 0.3s;
  position: relative;
  display: flex;
  flex-direction: column;
}
.officer-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s;
  z-index: 3;
}
.officer-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.officer-card:hover::before { transform: scaleX(1); }

.officer-photo {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  overflow: hidden;
  background: linear-gradient(135deg, var(--main) 0%, #d7e6f4 100%);
}
.officer-photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 25%;
  transition: transform 0.8s cubic-bezier(.4,0,.2,1);
}
.officer-card:hover .officer-photo img {
  transform: scale(1.06);
}
.officer-info {
  padding: 24px 22px 26px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.officer-func {
  display: inline-block;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: #fff;
  background: linear-gradient(90deg, var(--accent-1), var(--accent-1-dark));
  padding: 3px 10px;
  border-radius: 100px;
  margin: 0 0 10px;
  align-self: flex-start;
}
.officer-role {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent-1-dark);
  margin: 0 0 8px;
  text-transform: none;
  line-height: 1.5;
}
.officer-name {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 3px;
  letter-spacing: 0.04em;
}
.officer-name-en {
  font-size: 11px;
  color: var(--ink-muted);
  margin: 0 0 16px;
  letter-spacing: 0.08em;
}
.officer-bio {
  font-size: 12.5px;
  line-height: 1.85;
  color: var(--ink-soft);
  margin: 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

/* ============================================
   Service
   ============================================ */
.section-service {
  background: var(--base);
}
.service-hero {
  display: grid;
  grid-template-columns: 1fr 0.85fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 100px;
}
.service-hero-logo {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.service-hero-logo img {
  height: 40px;
  width: auto;
  display: block;
}
.service-hero-tagline {
  display: inline-block;
  padding: 7px 16px;
  background: var(--main);
  border: 1px solid rgba(63, 185, 252, 0.3);
  border-radius: 100px;
  font-size: 13px;
  font-weight: 700;
  color: var(--accent-1-dark);
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.service-hero-sep {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--ink-light);
  font-weight: 300;
  margin: 0 -4px;
}
.service-tagline {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  font-weight: 700;
  color: var(--ink);
  line-height: 1.5;
  margin: 0 0 24px;
}
.service-desc {
  font-size: 16px;
  line-height: 2.1;
  color: var(--ink-soft);
  margin: 0 0 28px;
}
.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}
.service-tags span {
  padding: 8px 16px;
  background: var(--main);
  color: var(--accent-1-dark);
  font-size: 13px;
  font-weight: 600;
  border-radius: 100px;
}

/* App Store / Google Play Badges */
.app-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
}
.app-badge {
  display: inline-block;
  transition: transform 0.3s cubic-bezier(.4,0,.2,1), filter 0.3s;
  line-height: 0;
}
.app-badge img {
  height: 52px;
  width: auto;
  display: block;
}
.app-badge:hover {
  transform: translateY(-3px);
  filter: drop-shadow(0 8px 20px rgba(16, 42, 67, 0.2));
}

.phone-frame {
  position: relative;
  max-width: 340px;
  margin: 0 auto;
  /* padding: 8px; */
  background: #ebebeb;
  border-radius: 42px;
  box-shadow: 0 30px 80px rgba(16, 42, 67, 0.25);
  transform: rotate(-4deg);
  transition: transform 0.6s cubic-bezier(.4,0,.2,1);
}
.phone-frame:hover {
  transform: rotate(0deg) scale(1.02);
}
.phone-frame img {
  border-radius: 34px;
  width: 100%;
  display: block;
}
.phone-frame::before {
  content: "";
  position: absolute;
  top: -30px; left: -30px;
  width: 100px; height: 100px;
  background: var(--accent-2);
  border-radius: 50%;
  opacity: 0.35;
  z-index: -1;
  filter: blur(20px);
}
.phone-frame::after {
  content: "";
  position: absolute;
  bottom: -30px; right: -30px;
  width: 140px; height: 140px;
  background: var(--accent-1);
  border-radius: 50%;
  opacity: 0.3;
  z-index: -1;
  filter: blur(30px);
}

/* Flow */
.flow-block {
  background: var(--main);
  padding: 60px;
  border-radius: var(--radius-xl);
  margin-bottom: 80px;
}
.flow-title {
  font-family: var(--font-serif);
  font-size: clamp(1.4rem, 2.2vw, 1.8rem);
  text-align: center;
  margin-bottom: 48px;
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.flow-title-logo {
  height: 1em;
  width: auto;
  vertical-align: middle;
}
.flow-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 24px;
  align-items: stretch;
}
.flow-step {
  background: #fff;
  border-radius: var(--radius);
  padding: 32px 28px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s, box-shadow 0.3s;
}
.flow-step:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}
.flow-step-num {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--accent-2);
  margin-bottom: 12px;
}
.flow-step h4 {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 10px;
}
.flow-step p {
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--ink-muted);
  margin: 0;
}
.flow-arrow {
  display: flex;
  align-items: center;
  font-size: 28px;
  color: var(--accent-1);
  font-weight: 700;
}

/* Donation categories */
.donation-list {
  background: #fff;
  border: 1.5px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 56px 48px;
}
.donation-title {
  font-family: var(--font-serif);
  font-size: 24px;
  margin: 0 0 16px;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 14px;
}
.donation-title::before {
  content: "";
  width: 6px; height: 28px;
  background: var(--accent-1);
  border-radius: 3px;
}
.donation-desc {
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--ink-muted);
  margin: 0 0 36px;
}
.donation-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 28px;
}
.donation-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.4s cubic-bezier(.4,0,.2,1), box-shadow 0.4s, border-color 0.3s;
  display: flex;
  flex-direction: column;
}
.donation-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.donation-card-photo {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--main);
}
.donation-card-photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(.4,0,.2,1);
}
.donation-card:hover .donation-card-photo img {
  transform: scale(1.08);
}
.donation-card-body {
  padding: 24px 22px 26px;
  flex: 1;
}
.donation-card-title {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  color: var(--ink);
  margin: 0 0 12px;
}
.donation-card-desc {
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--ink-muted);
  margin: 0;
}
.donation-note {
  font-size: 12.5px;
  color: var(--ink-light);
  margin: 24px 0 0;
  text-align: right;
  letter-spacing: 0.02em;
}
.pc-br { display: inline; }

/* ============================================
   News
   ============================================ */
.section-news { background: var(--main); }
.news-list {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.news-item a {
  display: grid;
  grid-template-columns: 220px 1fr 40px;
  gap: 24px;
  align-items: center;
  padding: 28px 36px;
  border-bottom: 1px solid var(--line);
  transition: background 0.25s, padding 0.25s;
}
.news-item:last-child a { border-bottom: 0; }
.news-item a:hover {
  background: #fafcff;
  padding-left: 44px;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 16px;
}
.news-meta time {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: 0.05em;
}
.news-cat {
  padding: 4px 12px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  border-radius: 100px;
  line-height: 1.6;
}
.news-cat-release {
  background: rgba(63, 185, 252, 0.12);
  color: var(--accent-1-dark);
}
.news-cat-partner {
  background: rgba(0, 176, 0, 0.12);
  color: var(--accent-2-dark);
}
.news-cat-media {
  background: rgba(217, 77, 155, 0.12);
  color: var(--pop-pink);
}
.news-text {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  margin: 0;
  line-height: 1.7;
}
.news-arrow {
  font-size: 20px;
  color: var(--ink-light);
  justify-self: end;
  transition: transform 0.25s, color 0.25s;
}
.news-item a:hover .news-arrow {
  color: var(--accent-1);
  transform: translateX(4px);
}

/* ============================================
   Careers
   ============================================ */
.section-careers { padding: 120px 0; background: var(--base); }
.careers-card {
  background: linear-gradient(135deg, var(--accent-1) 0%, #2196e8 100%);
  border-radius: var(--radius-xl);
  padding: 80px 70px;
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  overflow: hidden;
  color: #fff;
  box-shadow: 0 30px 80px rgba(63, 185, 252, 0.3);
}
.careers-card::before {
  content: "";
  position: absolute;
  top: -80px; right: -80px;
  width: 360px; height: 360px;
  border-radius: 50%;
  background: rgba(0, 176, 0, 0.25);
  filter: blur(60px);
}
.careers-card::after {
  content: "";
  position: absolute;
  bottom: -100px; left: 20%;
  width: 280px; height: 280px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  filter: blur(50px);
}
.careers-card-text { position: relative; z-index: 1; }
.careers-title {
  font-family: var(--font-serif);
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  line-height: 1.4;
  color: #fff;
  margin: 14px 0 24px;
  font-weight: 700;
}
.careers-desc {
  font-size: 15.5px;
  line-height: 2;
  color: rgba(255, 255, 255, 0.92);
  margin: 0 0 32px;
  max-width: 520px;
}
.careers-card-visual {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
}
.circle-badge {
  position: relative;
  width: 240px; height: 240px;
}
.circle-text-svg {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  animation: gentleRotate 18s linear infinite;
}
.circle-text-svg text {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  fill: #fff;
  letter-spacing: 0.28em;
}
.circle-badge-earth {
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 14px 36px rgba(16, 42, 67, 0.2);
  animation: bob 5s ease-in-out infinite;
  overflow: hidden;
}
.circle-badge-earth::before {
  content: "";
  position: absolute;
  inset: 6%;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(63, 185, 252, 0.15), transparent 60%);
  pointer-events: none;
  z-index: 1;
}
.circle-badge-earth img {
  width: 78%;
  height: 78%;
  object-fit: contain;
  position: relative;
  z-index: 2;
  animation: gentleRotate 40s linear infinite;
  filter: drop-shadow(0 6px 16px rgba(63, 185, 252, 0.35));
}

/* ============================================
   Company
   ============================================ */
.section-company { background: var(--main); }
.company-table-wrap {
  max-width: 880px;
  margin: 0 auto;
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.company-table { margin: 0; }
.company-row {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 24px;
  padding: 26px 40px;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.company-row:last-child { border-bottom: 0; }
.company-row dt {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--accent-1-dark);
  letter-spacing: 0.08em;
}
.company-row dd {
  margin: 0;
  font-size: 15px;
  color: var(--ink);
  line-height: 1.8;
}

/* 提携企業リスト */
.partner-list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.partner-list li {
  position: relative;
  padding-left: 18px;
  font-size: 15px;
  color: var(--ink);
  line-height: 1.8;
}
.partner-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-1);
}
.partner-list .partner-etc {
  color: var(--ink-muted);
  font-size: 13.5px;
  padding-left: 18px;
  margin-top: 2px;
}
.partner-list .partner-etc::before {
  display: none;
}

/* ============================================
   Contact
   ============================================ */
.section-contact {
  padding: 60px 0 120px;
  background: var(--base);
}
.contact-card {
  background: linear-gradient(135deg, #eef5fc 0%, var(--main) 100%);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 80px 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(16, 42, 67, 0.08);
}
.contact-card::before {
  content: "";
  position: absolute;
  top: -120px; left: -120px;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(63, 185, 252, 0.25), transparent 70%);
  filter: blur(50px);
}
.contact-card::after {
  content: "";
  position: absolute;
  bottom: -120px; right: -120px;
  width: 400px; height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 176, 0, 0.15), transparent 70%);
  filter: blur(50px);
}
.contact-card > * { position: relative; z-index: 1; }
.contact-eyebrow {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.28em;
  color: var(--accent-1-dark);
  margin: 0 0 16px;
  text-transform: uppercase;
}
.contact-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.6vw, 2.8rem);
  color: var(--ink);
  margin: 0 0 24px;
}
.contact-desc {
  font-size: 15px;
  line-height: 2;
  color: var(--ink-soft);
  margin: 0 0 40px;
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
}
.contact-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}
.contact-card .btn-primary {
  background: var(--ink);
  color: #fff;
  box-shadow: 0 8px 24px rgba(16, 42, 67, 0.22);
}
.contact-card .btn-primary:hover {
  background: var(--accent-1);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(63, 185, 252, 0.4);
}

/* ============================================
   Footer
   ============================================ */
.site-footer {
  background: var(--ink);
  color: #fff;
  padding: 80px 0 32px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1.3fr 2fr;
  gap: 60px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.footer-logo {
  height: 36px;
  width: auto;
  margin-bottom: 20px;
}
.footer-tagline {
  font-size: 13px;
  line-height: 2;
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
}
.footer-cols {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.footer-col h4 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--accent-1);
  margin: 0 0 22px;
  text-transform: uppercase;
}
.footer-col ul { display: flex; flex-direction: column; gap: 14px; }
.footer-col a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.75);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--accent-1); }

.footer-bottom {
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.copyright {
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.5);
  margin: 0;
  letter-spacing: 0.05em;
}
.footer-sns {
  display: flex;
  gap: 12px;
}
.footer-sns a {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.75);
  transition: background 0.25s, color 0.25s, transform 0.25s;
}
.footer-sns a:hover {
  background: var(--accent-1);
  color: #fff;
  transform: translateY(-2px);
}

/* ============================================
   Reveal on scroll (IntersectionObserver)
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s cubic-bezier(.4,0,.2,1), transform 0.9s cubic-bezier(.4,0,.2,1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
  .header-nav { display: none; }
  .header-cta { display: none; }
  .header-menu-btn { display: flex; margin-left: auto; }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 40px;
    min-height: auto;
  }
  .hero-visual-frame { max-width: 360px; }

  /* 寄付バー（タブレットは2カラム＋説明を下段に） */
  .hero-donation-bar { padding: 22px 28px; }
  .hero-donation-inner {
    grid-template-columns: auto 1fr;
    gap: 18px 28px;
  }
  .hero-donation-caption {
    grid-column: 1 / -1;
    text-align: center;
  }

  .about-grid { grid-template-columns: 1fr; gap: 50px; }

  .vision-grid { grid-template-columns: 1fr; gap: 20px; }

  .top-message-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .top-message-portrait {
    position: static;
    max-width: 320px;
    margin: 0 auto;
  }
  .top-message { margin-bottom: 80px; }
  .top-message-title br { display: none; }

  .officers-grid-4,
  .officers-grid-3 { grid-template-columns: repeat(2, 1fr); }

  .service-hero { grid-template-columns: 1fr; gap: 50px; }

  .flow-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .flow-arrow {
    transform: rotate(90deg);
    justify-content: center;
  }
  .flow-block { padding: 40px 28px; }

  .donation-grid { grid-template-columns: repeat(2, 1fr); }

  .careers-card {
    grid-template-columns: 1fr;
    padding: 60px 40px;
    gap: 40px;
    text-align: center;
  }
  .careers-desc { margin-left: auto; margin-right: auto; }
  .careers-card .btn-white { justify-content: center; }
  .circle-badge { width: 180px; height: 180px; }

  .footer-top { grid-template-columns: 1fr; gap: 40px; }
  .footer-cols { grid-template-columns: repeat(3, 1fr); gap: 24px; }
}

@media (max-width: 640px) {
  .br-desktop { display: none; }
  :root { --header-h: 68px; }
  .container { padding: 0 20px; }
  .header-inner { padding: 0 20px; }
  .header-logo img { height: 28px; }

  .section { padding: 80px 0; }
  .section-head { margin-bottom: 40px; }

  .hero { padding-top: calc(var(--header-h) + 30px); padding-bottom: 40px; }
  .hero-inner { padding: 0 20px; gap: 32px; }
  .hero-title { margin-bottom: 24px; }
  .hero-sublead { font-size: 12.5px; padding: 8px 16px; margin-bottom: 22px; }
  .hero-lead { font-size: 14.5px; margin-bottom: 28px; }

  .hero-actions .btn { flex: 1; justify-content: center; }

  .hero-visual-frame { max-width: 280px; }
  .floating-tag { font-size: 11px; padding: 7px 12px; }

  /* 寄付バー（スマホは縦スタック） */
  .hero-donation-bar {
    margin-top: 40px;
    padding: 22px 22px;
    border-radius: var(--radius);
  }
  .hero-donation-inner {
    grid-template-columns: 1fr;
    gap: 12px;
    text-align: center;
    justify-items: center;
  }
  .hero-donation-caption {
    text-align: center;
    white-space: normal;
    font-size: 11.5px;
  }
  .hdb-label-text { font-size: 11px; letter-spacing: 0.1em; }

  .about-card { padding: 28px; }
  .approach-row { gap: 16px; }

  .vision-card { padding: 32px 24px; }
  .vision-card h3 { font-size: 18px; }

  /* Corporate Info */
  .top-message-title { font-size: 1.5rem; }
  .top-message-text p { font-size: 14.5px; line-height: 2; }
  .portrait-frame { max-width: 260px; }

  .officers-block { margin-bottom: 48px; }
  .officers-grid-4,
  .officers-grid-3 { grid-template-columns: 1fr; gap: 20px; }
  .officer-photo { aspect-ratio: 16 / 10; }
  .officer-photo img { object-position: center 20%; }
  .officer-info { padding: 22px 20px 24px; }
  .pc-br { display: none; }

  .service-hero-logo { gap: 10px; }
  .service-hero-logo img { height: 34px; }
  .service-hero-tagline { font-size: 12px; padding: 6px 13px; }
  .service-hero-sep { display: none; }

  .flow-block { padding: 32px 20px; border-radius: var(--radius-lg); }

  .donation-list { padding: 30px 24px; }
  .donation-grid { grid-template-columns: 1fr; gap: 18px; }
  .donation-card-body { padding: 20px 20px 22px; }

  .news-item a {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 22px 24px;
  }
  .news-item a:hover { padding-left: 24px; }
  .news-arrow { display: none; }

  .section-careers { padding: 80px 0; }
  .careers-card { padding: 50px 28px; border-radius: var(--radius-lg); }
  .careers-card .btn-white { display: inline-flex; }
  .circle-badge { width: 180px; height: 180px; }

  .company-row {
    grid-template-columns: 1fr;
    gap: 6px;
    padding: 20px 24px;
  }

  .contact-card { padding: 60px 28px; border-radius: var(--radius-lg); }

  .footer-cols { grid-template-columns: 1fr 1fr; }
}