/* ===========================
   CSS Variables – Blue POP
   =========================== */
:root {
  --pop-main:   #1a6fce;   /* メインブルー */
  --pop-deep:   #0d47a1;   /* ディープブルー */
  --pop-sky:    #00b4d8;   /* スカイブルー */
  --pop-cyan:   #00e5ff;   /* シアン */
  --pop-yellow: #ffd000;   /* イエローアクセント */
  --pop-coral:  #ff6b6b;   /* コーラルアクセント */
  --pop-orange: #f97316;   /* オレンジアクセント */
  --pop-dark:   #0d1b3e;   /* ダークネイビー */
  --pop-bg:     #f0f7ff;   /* 薄いブルー背景 */
  --pop-white:  #ffffff;
  --pop-border: #c8dff8;
  --pop-muted:  #6b7a8d;
  --font-display: 'Bebas Neue', sans-serif;
  --font-body:    'Noto Sans JP', sans-serif;
}

/* ===========================
   Reset & Base
   =========================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--pop-bg);
  color: var(--pop-dark);
  font-family: var(--font-body);
  line-height: 1.7;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { display: block; }

/* ===========================
   Header
   =========================== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0 40px;
  background: var(--pop-main);
}

.header__inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: stretch; justify-content: space-between;
  height: 60px;
}

.header__logo-link { display: flex; align-items: center; }
.header__logo { height: 32px; width: auto; filter: brightness(0) invert(1); }

.header__nav { display: flex; align-items: stretch; gap: 0; }

.header__nav a {
  display: flex; align-items: center;
  padding: 0 22px;
  font-family: var(--font-display); font-size: 15px; letter-spacing: 0.2em;
  color: rgba(255,255,255,0.8);
  transition: background 0.2s, color 0.2s;
}

.header__nav a:hover { background: var(--pop-deep); color: #fff; }

/* ハンバーガー */
.header__menu-btn {
  display: none; flex-direction: column; justify-content: center;
  gap: 5px; width: 36px; height: 36px;
  background: none; border: none; cursor: pointer; padding: 4px; align-self: center;
}
.header__menu-btn span {
  display: block; width: 100%; height: 2px; background: #fff; border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease; transform-origin: center;
}
.header__menu-btn.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.header__menu-btn.is-open span:nth-child(2) { opacity: 0; }
.header__menu-btn.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===========================
   SNS Links
   =========================== */
.sns-link { display: flex; align-items: center; transition: opacity 0.2s, transform 0.2s; }
.sns-link:hover { opacity: 0.75; transform: scale(1.1); }
.sns-link img { width: 32px; height: 32px; object-fit: contain; }

/* ===========================
   Hero
   =========================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
  background: var(--pop-dark);
  padding-top: 60px;
}

/* 背景グラデーション - ダーク版では非表示 */
.hero::before { content: none; }

/* パーティクルCanvas */
#heroParticles {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none; z-index: 0;
}

/* グローオーブ */
.hero__bg-glow { position: absolute; inset: 0; pointer-events: none; z-index: 0; }
.hero__bg-glow::before,
.hero__bg-glow::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
}
.hero__bg-glow::before {
  width: 50vw; height: 50vw; bottom: -10%; left: -10%;
  background: radial-gradient(circle, rgba(0,229,255,0.3), transparent 70%);
  animation: glowPulse 5s ease-in-out infinite alternate;
}
.hero__bg-glow::after {
  width: 40vw; height: 40vw; top: 0; right: 5%;
  background: radial-gradient(circle, rgba(26,111,206,0.5), transparent 70%);
  animation: glowPulse 6s ease-in-out infinite alternate-reverse;
}
@keyframes glowPulse {
  from { opacity: 0.6; transform: scale(1); }
  to   { opacity: 1;   transform: scale(1.25); }
}

/* ディスク装飾 共通 – 位置・回転はJSで制御 */
.hero__disc-deco { position: absolute; border-radius: 50%; overflow: hidden; pointer-events: none; will-change: transform, left, top; }
.hero__disc-deco img { width: 100%; height: 100%; object-fit: cover; }

/* ディスク1 */
.hero__disc-deco--1 {
  width: min(320px, 35vw); height: min(320px, 35vw);
  opacity: 0.85;
}
/* ディスク2 */
.hero__disc-deco--2 {
  width: min(180px, 20vw); height: min(180px, 20vw);
  opacity: 0.75;
}
/* ディスク3 */
.hero__disc-deco--3 {
  width: min(220px, 24vw); height: min(220px, 24vw);
  opacity: 0.7;
}
/* ディスク4 */
.hero__disc-deco--4 {
  width: min(120px, 13vw); height: min(120px, 13vw);
  opacity: 0.75;
}

.hero__content {
  position: relative; z-index: 1;
  text-align: center; padding: 80px 24px;
  animation: heroFadeIn 0.9s ease forwards;
}
@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero__text-block { display: inline-flex; flex-direction: column; align-items: stretch; }

.hero__logo-wrap { margin-bottom: 32px; }
.hero__logo {
  width: 80%; display: block; margin: 0 auto;
  filter: brightness(0) invert(1);
  animation: logoAppear 1.2s cubic-bezier(0.22,1,0.36,1) forwards;
}
@keyframes logoAppear {
  from { opacity: 0; transform: scale(0.8) rotate(-6deg); }
  to   { opacity: 1; transform: scale(1) rotate(0deg); }
}

.hero__catch {
  font-family: var(--font-display);
  font-size: clamp(56px, 11vw, 128px);
  letter-spacing: 0.04em; line-height: 1;
  color: var(--pop-white);
  display: flex; justify-content: center; gap: 0.2em; flex-wrap: wrap;
}

.hero__word {
  display: inline-block;
  opacity: 0;
  animation: wordIn 0.7s cubic-bezier(0.34,1.56,0.64,1) forwards;
}
.hero__word--accent {
  color: var(--pop-cyan);
  text-shadow: 0 0 30px rgba(0,229,255,0.6), 0 0 80px rgba(0,229,255,0.25);
}
.hero__word:nth-child(1) { animation-delay: 0.6s; }
.hero__word:nth-child(2) { animation-delay: 0.85s; }
.hero__word:nth-child(3) { animation-delay: 1.1s; }

@keyframes wordIn {
  from { opacity: 0; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero__scroll {
  position: absolute; bottom: 32px; left: 50%;
  transform: translateX(-50%); z-index: 1;
}
.hero__scroll-line {
  display: block; width: 1px; height: 52px;
  background: linear-gradient(to bottom, var(--pop-cyan), transparent);
  animation: scrollDrop 2s ease-in-out infinite;
}
@keyframes scrollDrop {
  0%   { opacity: 0; transform: scaleY(0); transform-origin: top; }
  40%  { opacity: 1; }
  100% { opacity: 0; transform: scaleY(1); transform-origin: top; }
}

/* ===========================
   Section Label
   =========================== */
.section-label {
  display: inline-block;
  font-family: var(--font-display); font-size: 12px; letter-spacing: 0.35em;
  color: var(--pop-white);
  background: var(--pop-main);
  padding: 5px 20px; border-radius: 999px;
  margin-bottom: 36px;
}

/* ===========================
   Vision
   =========================== */
.vision {
  position: relative;
  background: var(--pop-white);
  padding: 120px 24px 130px;
  overflow: hidden;
}

.vision__disc-deco {
  position: absolute; top: 50%; left: -80px;
  transform: translateY(-50%) rotate(-10deg);
  width: min(340px, 38vw); height: min(340px, 38vw);
  border-radius: 50%; overflow: hidden; pointer-events: none;
}
.vision__disc-deco img { width: 100%; height: 100%; object-fit: cover; }

.vision__inner {
  max-width: 760px; margin: 0 auto;
  text-align: center; position: relative; z-index: 1;
  background: rgba(255, 255, 255, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 32px 40px; border-radius: 16px;
}

.vision__title {
  font-size: clamp(26px, 4.5vw, 50px); font-weight: 900;
  line-height: 1.5; letter-spacing: 0.04em;
  margin-bottom: 28px; color: var(--pop-dark);
}
.vision__title em { font-style: normal; color: var(--pop-main); }

.vision__body { font-size: clamp(13px, 1.4vw, 16px); color: var(--pop-muted); letter-spacing: 0.1em; line-height: 2.2; }

/* ===========================
   Mission
   =========================== */
.mission {
  background: var(--pop-dark);
  padding: 60px 24px;
  text-align: center;
}
.mission__inner { max-width: 1100px; margin: 0 auto; }

.mission .section-label { background: var(--pop-cyan); color: var(--pop-dark); }

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

.mission__card {
  border-radius: 20px; padding: 28px 24px; text-align: left;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
/* ブルー3色 */
.mission__card:nth-child(1) { background: var(--pop-deep); }
.mission__card:nth-child(2) { background: var(--pop-main); }
.mission__card:nth-child(3) { background: var(--pop-sky); }

.mission__card:hover {
  transform: translateY(-8px) rotate(-1deg);
  box-shadow: 0 20px 48px rgba(0,0,0,0.35);
}

.mission__num {
  display: block; font-family: var(--font-display); font-size: 48px;
  color: rgba(255,255,255,0.2); line-height: 1; margin-bottom: 10px;
}
.mission__text { font-size: clamp(15px, 1.6vw, 20px); font-weight: 900; line-height: 1.7; letter-spacing: 0.03em; color: #fff; }

/* ===========================
   Business
   =========================== */
.business {
  position: relative;
  background: var(--pop-bg);
  padding: 120px 24px 130px;
  text-align: center; overflow: hidden;
}

.business__disc-deco {
  position: absolute; top: -60px; right: -60px;
  width: min(420px, 43vw); height: min(420px, 43vw);
  border-radius: 50%; overflow: hidden;
  opacity: 1; transform: rotate(10deg); pointer-events: none;
}
.business__disc-deco img { width: 100%; height: 100%; object-fit: cover; }

.business__inner { max-width: 1100px; margin: 0 auto; position: relative; z-index: 1; }

.business__heading {
  font-size: clamp(24px, 3vw, 38px); font-weight: 900;
  letter-spacing: 0.05em; color: var(--pop-dark); margin-bottom: 56px;
}

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

.business__card {
  background: var(--pop-white); border-radius: 20px; padding: 36px 28px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* ブルー系＋アクセントのローテーション */
.business__card:nth-child(1) { border-top: 5px solid var(--pop-main); }
.business__card:nth-child(2) { border-top: 5px solid var(--pop-sky); }
.business__card:nth-child(3) { border-top: 5px solid var(--pop-deep); }
.business__card:nth-child(4) { border-top: 5px solid var(--pop-cyan); }
.business__card:nth-child(5) { border-top: 5px solid var(--pop-yellow); }
.business__card:nth-child(6) { border-top: 5px solid var(--pop-coral); }

.business__card:hover { transform: translateY(-8px); box-shadow: 0 20px 48px rgba(26,111,206,0.12); }

.business__icon { width: 48px; height: 48px; margin-bottom: 18px; }
.business__card:nth-child(1) .business__icon { color: var(--pop-main); }
.business__card:nth-child(2) .business__icon { color: var(--pop-sky); }
.business__card:nth-child(3) .business__icon { color: var(--pop-deep); }
.business__card:nth-child(4) .business__icon { color: var(--pop-cyan); }
.business__card:nth-child(5) .business__icon { color: var(--pop-yellow); }
.business__card:nth-child(6) .business__icon { color: var(--pop-coral); }

.business__icon svg { width: 100%; height: 100%; }
.business__title { font-size: 18px; font-weight: 900; letter-spacing: 0.05em; color: var(--pop-dark); margin-bottom: 12px; }
.business__desc { font-size: 13px; line-height: 1.9; color: var(--pop-muted); letter-spacing: 0.03em; }

/* オンラインショップリンク */
.shop-link-wrap { text-align: center; margin-top: 20px; }
.shop-link {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px;
  background: var(--pop-orange); color: #fff; border-radius: 999px;
  font-size: 13px; font-weight: 700; letter-spacing: 0.08em;
  transition: background 0.2s, transform 0.2s;
}
.shop-link svg { width: 18px; height: 18px; flex-shrink: 0; }
.shop-link__arrow { width: 16px; height: 16px; margin-left: 2px; transition: transform 0.2s; }
.shop-link:hover { background: #c2550f; transform: scale(1.04); }
.shop-link:hover .shop-link__arrow { transform: translateX(4px); }

/* 商品販売 横並びエリア */
.business__sales-row {
  margin-top: 20px;
  display: flex;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(26, 111, 206, 0.1);
}
.business__sales-col {
  flex: 1;
  padding: 14px 10px 12px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.business__sales-col--online {
  background: #eef3fa;
  border-right: 1px solid rgba(26, 111, 206, 0.1);
}
.business__sales-col--mobile {
  background: #f5eedf;
}
.business__sales-col--mobile img {
  width: 100%;
  max-width: 130px;
  display: block;
}
.shop-link--small {
  font-size: 11px;
  padding: 6px 14px;
  gap: 5px;
}
.shop-link--small svg { width: 14px; height: 14px; }
.business__car-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--pop-main);
  background: rgba(26, 111, 206, 0.08);
  border-radius: 20px;
  padding: 3px 12px;
  margin-bottom: 10px;
  letter-spacing: 0.05em;
}

/* ===========================
   Contact
   =========================== */
.contact {
  background: var(--pop-main);
  padding: 100px 24px 110px;
  text-align: center;
}
.contact__inner { max-width: 760px; margin: 0 auto; }

.contact .section-label { background: var(--pop-dark); color: var(--pop-cyan); }

.contact__single { max-width: 400px; margin: 0 auto; text-align: center; }

.contact__card { background: var(--pop-white); border-radius: 20px; padding: 36px 32px; }

.contact__card-label {
  font-family: var(--font-display); font-size: 12px; letter-spacing: 0.3em;
  color: var(--pop-main); margin-bottom: 12px; display: block;
}
.contact__card-text { font-size: 15px; color: var(--pop-dark); letter-spacing: 0.06em; line-height: 1.7; margin-bottom: 24px; }

.contact__btn {
  display: inline-block;
  background: var(--pop-main);
  color: #fff;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.15em;
  padding: 14px 32px;
  border-radius: 50px;
  text-decoration: none;
  transition: opacity 0.2s;
}
.contact__btn:hover { opacity: 0.75; }

/* ===========================
   Footer
   =========================== */
.footer { background: var(--pop-dark); padding: 64px 24px 36px; text-align: center; }
.footer__inner { max-width: 520px; margin: 0 auto; display: flex; flex-direction: column; align-items: center; }
.footer__logo { height: 34px; width: auto; margin: 0 auto 16px; filter: brightness(0) invert(1); }
.footer__logo-en { height: 72px; width: auto; margin: 0 auto 20px; filter: brightness(0) invert(1); }
.footer__catch { font-family: var(--font-display); font-size: 30px; letter-spacing: 0.1em; color: var(--pop-cyan); margin-bottom: 16px; text-align: center; }
.footer__copy { font-size: 12px; color: rgba(255,255,255,0.4); letter-spacing: 0.12em; margin-bottom: 28px; text-align: center; }
.footer__sns {
  display: flex; gap: 20px; justify-content: center;
  padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1);
}

/* ===========================
   Responsive
   =========================== */
@media (max-width: 900px) {
  .business__grid { grid-template-columns: 1fr 1fr; }
  .mission__grid { grid-template-columns: 1fr; max-width: 600px; margin-left: auto; margin-right: auto; }
  .mission__card { display: flex; align-items: center; gap: 24px; padding: 20px 28px; }
  .mission__num { font-size: 36px; margin-bottom: 0; flex-shrink: 0; width: 60px; text-align: center; }
}

@media (max-width: 600px) {
  .header { padding: 0 20px; }
  .header__logo { height: 26px; }

  .header__nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column;
    background: var(--pop-main);
    border-top: 1px solid rgba(255,255,255,0.2);
  }
  .header__nav.is-open { display: flex; }
  .header__nav a { padding: 14px 24px; border-bottom: 1px solid rgba(255,255,255,0.15); font-size: 13px; }
  .header__nav a:last-child { border-bottom: none; }
  .header__menu-btn { display: flex; }

  .mission__grid, .business__grid { grid-template-columns: 1fr; max-width: 480px; margin-left: auto; margin-right: auto; }
  .contact__grid { grid-template-columns: 1fr; }
}