@charset "utf-8";
/* ===========================
   リセット・ベース
   =========================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', sans-serif;
  background: #041329;
  color: #d6e3ff;
  line-height: 1.6;
}
h1, h2, h3, h4 { font-family: 'Manrope', sans-serif; }
a { text-decoration: none; }
button { cursor: pointer; font-family: 'Inter', sans-serif; }

/* ===========================
   ユーティリティ
   =========================== */
.gradient-text {
  background: linear-gradient(135deg, #adc7ff 0%, #167eff 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 600;
  color: #adc7ff;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.btn-primary {
  background: #167eff;
  color: white;
  border: none;
  border-radius: 10px;
  font-weight: 700;
  transition: filter 0.2s;
}
.btn-primary:hover { filter: brightness(1.1); }

/* ===========================
   ナビゲーション
   =========================== */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 50;
    /* background: rgba(4, 19, 41, 0.85); */
    /* backdrop-filter: blur(20px); */
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
nav.scrolled {
  background: rgba(4, 19, 41, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
  height: 80px;
}
.nav-logo {
  font-family: 'Manrope', sans-serif;
  font-size: 22px;
  font-weight: 800;
  color: #adc7ff;
}
.nav-links {
  display: flex;
  gap: 40px;
}
.nav-links a {
  color: #94a3b8;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: white; }
.nav-cta {
  padding: 8px 24px;
  font-size: 14px;
  font-weight: 700;
}

/* ===========================
   ヒーローセクション
   動画・オーバーレイの編集ポイント↓
   =========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 80px 32px 0;
}

/* 動画背景: src="" にMP4のURLを入れる */
#hero-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

/* カラーオーバーレイ: rgbaの値で色・不透明度を調整
   第4引数が不透明度 (0.0〜1.0)
   例: rgba(4, 19, 41, 0.8) → 濃くする
       rgba(4, 19, 41, 0.3) → 薄くする     */
#hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: rgba(4, 19, 41, 0.6);
}

/* グラデーションオーバーレイ（下部フェード・編集不要） */
#hero-gradient {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    to bottom,
    rgba(4, 19, 41, 0.2) 0%,
    rgba(4, 19, 41, 0.6) 60%,
    rgba(4, 19, 41, 1.0) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 900px;
  text-align: center;
}
.hero-content h1 {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}
.hero-content p {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: #c5c6cd;
  font-weight: 500;
  margin-bottom: 48px;
}
.hero-btn {
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.15);
  color: white;
  font-size: 18px;
  font-weight: 700;
  padding: 20px 56px;
  border-radius: 12px;
  transition: background 0.2s;
}
.hero-btn:hover { background: rgba(255,255,255,0.15); }

/* ===========================
   ロゴ帯（ピル型バッジスクロール）
   参考: meetstream.ai
   =========================== */
.logo-strip {
  padding: 24px 0;
  border-top: 1px solid rgba(255,255,255,0.05);
  border-bottom: 1px solid rgba(255,255,255,0.05);
  background: #010e24;
  overflow: hidden;
  /* 左右をフェードアウト */
  mask-image: linear-gradient(
    to right,
    rgba(0,0,0,0) 0%,
    rgba(0,0,0,1) 8%,
    rgba(0,0,0,1) 92%,

    rgba(0,0,0,0) 100%
  );
  -webkit-mask-image: linear-gradient(
    to right,
    rgba(0,0,0,0) 0%,
    rgba(0,0,0,1) 8%,
    rgba(0,0,0,1) 92%,
    rgba(0,0,0,0) 100%
  );
}
.marquee-wrapper { overflow: hidden; }
.marquee-track {
  display: flex;
  white-space: nowrap;
  animation: marquee 30s linear infinite;
  gap: 10px;
  padding: 0 10px;
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.marquee-item {
  display: flex;
  gap: 10px;
  align-items: center;
}
/* ピル型バッジ */
.logo-badge {
  display: inline-flex;
  align-items: center;
  padding: 8px 16px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 100px;
  background: rgba(255,255,255,0.03);
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.02em;
  white-space: nowrap;
  flex-shrink: 0;
  transition: color 0.2s, border-color 0.2s;
}
/* アクティブなバッジ（目立たせたいもの） */
.logo-badge.active {
  color: rgba(255,255,255,1);
  border-color: rgba(173,199,255,0.4);
  background: rgba(173,199,255,0.05);
}

/* ===========================
   課題セクション
   =========================== */
.section-problem {
  padding: 120px 32px;
  background: #041329;
}
.section-inner {
  max-width: 960px;
  margin: 0 auto;
}
.section-header {
  text-align: center;
  margin-bottom: 80px;
}
.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.4;
  color: white;
  margin-top: 16px;
}
.problem-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.problem-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 16px;
  padding: 40px;
  transition: border-color 0.3s;
}
.problem-card:hover { border-color: rgba(173,199,255,0.2); }
.problem-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  font-weight: 600;
  color: #adc7ff;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: block;
}
.problem-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: white;
  margin-bottom: 16px;
  line-height: 1.4;
}
.problem-card p {
  color: #c5c6cd;
  line-height: 1.8;
}

/* ===========================
   milize.aiとはセクション
   =========================== */
.section-value {
  padding: 120px 32px;
  background: #0d1c32;
}
.section-value .inner {
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
}
.section-value h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: white;
  margin-bottom: 32px;
}
.section-value p {
  font-size: 1.1rem;
  color: #c5c6cd;
  line-height: 1.9;
  margin-bottom: 24px;
}

/* 動画サムネイル */
.value-video-wrap {
  position: relative;
  max-width: 860px;
  margin: 48px auto 0;
  border-radius: 24px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.1);
  cursor: pointer;
  aspect-ratio: 16 / 9;
}
.value-video-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.7s ease;
}
.value-video-wrap:hover .value-video-img {
  transform: scale(1.05);
}
/* 再生ボタン（YouTube風） */
.value-play-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.value-play-btn span {
  width: 68px;
  height: 48px;
  background: rgba(33, 33, 33, 0.8);
  border-radius: 14px;
  font-size: 0 !important;
  position: relative;
  transform: translateY(120px);
  transition: background 0.3s;
  pointer-events: none;
}
.value-play-btn span::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-40%, -50%);
  border-style: solid;
  border-width: 9px 0 9px 15px;
  border-color: transparent transparent transparent white;
}
.value-video-wrap:hover .value-play-btn span {
  background: #FF0000;
}

/* ===========================
   選ばれる理由セクション
   =========================== */
.section-why {
  padding: 120px 32px;
  background: #041329;
}
.section-why .inner {
  max-width: 1100px;
  margin: 0 auto;
  text-align: center;
}
.section-why h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: white;
  margin-top: 16px;
  margin-bottom: 80px;
}
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  text-align: left;
  max-width: 900px;
  margin: 0 auto;
}
.why-card {
  padding: 40px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 16px;
}
.why-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.why-icon.blue { background: rgba(173,199,255,0.1); }
.why-icon.teal { background: rgba(56,222,187,0.1); }
.why-icon .material-symbols-outlined { font-size: 22px; }
.why-icon.blue .material-symbols-outlined { color: #adc7ff; }
.why-icon.teal .material-symbols-outlined { color: #38debb; }
.why-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
  margin-bottom: 12px;
}
.why-card p {
  color: #c5c6cd;
  font-size: 0.9rem;
  line-height: 1.8;
}
.why-cta {
  margin-top: 60px;
}
.why-cta .btn-primary { padding: 16px 48px; font-size: 16px; }

/* ===========================
   安心・信頼セクション
   =========================== */
.section-trust {
  padding: 100px 32px;
  border-top: 1px solid rgba(255,255,255,0.05);
  background: #041329;
}
.section-trust .inner {
  max-width: 1100px;
  margin: 0 auto;
}
.trust-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 40px 64px;
  align-items: center;
  opacity: 0.5;
  margin-bottom: 80px;
}
.trust-logos span {
  font-size: 16px;
  font-weight: 700;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.trust-card {
  padding: 32px;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
}
.trust-card .material-symbols-outlined {
  color: #adc7ff;
  margin-bottom: 16px;
  display: block;
  font-size: 28px;
}
.trust-card h4 {
  font-weight: 700;
  color: white;
  margin-bottom: 12px;
  font-size: 1rem;
}
.trust-card p {
  font-size: 13px;
  color: #c5c6cd;
  line-height: 1.8;
}
.trust-cta {
  text-align: center;
  margin-top: 60px;
}
.trust-cta .btn-primary { padding: 16px 48px; font-size: 16px; }

/* ===========================
   CTAセクション
   =========================== */
.section-cta {
  padding: 160px 32px;
  background: #041329;
  position: relative;
  overflow: hidden;
}
.section-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(22,126,255,0.08) 0%, transparent 100%);
}
.section-cta .inner {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 1;
}
.section-cta h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: white;
  margin-bottom: 48px;
}
.cta-btn {
  padding: 24px 72px;
  font-size: 20px;
  font-weight: 700;
  border-radius: 12px;
}

/* ===========================
   フッター
   =========================== */
footer {
  background: #010e24;
  padding: 48px 32px;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.footer-inner {
  max-width: 1280px;
  margin: 0 auto;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 32px;
}
.footer-logo {
  font-family: 'Manrope', sans-serif;
  font-size: 20px;
  font-weight: 800;
  color: #adc7ff;
}
.footer-links {
  display: flex;
  gap: 32px;
}
.footer-links a {
  color: #475569;
  font-size: 13px;
  transition: color 0.2s;
}
.footer-links a:hover { color: white; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.05);
  padding-top: 24px;
  text-align: center;
}
.footer-bottom span {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 11px;
  color: white;
  letter-spacing: 0.1em;
}