:root {
  --bg: #050607;

  /* font colors (HEX) */
  --text: #fff;
  --muted: #bfc5cf;

  /* fonts */
  --font-en: "Poppins", sans-serif;
  --font-jp: "Noto Sans JP", sans-serif;

  /* effect colors */
  --line: rgba(255, 255, 255, 0.06);


  /* h2 gradient (HEX) */
  --h2-grad-top: #f2f4f7;
  --h2-grad-btm: #aeb6c2;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: var(--font-jp);
  font-weight: 400;
  color: var(--text);
  background: var(--bg);
  font-size: clamp(13px, 0.75vw + 10px, 15px);
  line-height: 1.7;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin-inline: auto;
}

/* =========================
   HERO
========================= */
.hero {
  position: relative;
  background: var(--bg);
  overflow: hidden;
}

/* PC: full-bleed background (poster shared with SP) */
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image: url("../img/poster-9x16.jpg");
  background-size: cover;
  background-position: center 25%;
  transform: scale(1.02);
  display: none; /* SPでは使わない */
}

/* SP: poster img as-is (same poster file) */
.hero__sp-poster {
  position: relative;
  z-index: 1;
  width: 100%;
}

.hero__sp-poster img {
  width: 100%;
  height: auto;
}

/* Title logo (SP + PC) */
.hero__content {
  position: absolute;
  inset: 0;
  z-index: 3;

  display: flex;
  align-items: center;
  justify-content: center;

  pointer-events: none;
}

.hero__pack {
  width: min(96vw, 640px);
  display: flex;
  justify-content: center;
  transform: translateY(16vh);
}

.hero__catch {
  position: absolute;
  top: 36px;
  left: 36px;
  z-index: 4;
  pointer-events: none;
}

.hero__catch img {
  width: clamp(18px, 2.6vw, 30px);
  height: auto;
  display: block;
}

@media (min-width: 900px) {
  .hero {
    min-height: 100svh;
  }

  .hero__bg {
    display: block;
  }

  .hero__sp-poster {
    display: none;
  }

  .hero__content {
    position: relative;
    min-height: 100svh;
    padding: 28px 16px 34px;
  }

  .hero__pack {
    width: min(860px, 56vw);
    transform: translateY(clamp(90px, 14vh, 220px));
  }

  .hero__catch {
    top: 52px;
    left: 52px;
  }

  .hero__catch img {
    width: clamp(22px, 1.8vw, 38px);
  }
}

/* =========================
   Partners
========================= */
.partners-section {
  padding: 60px 0 0;
  background: rgba(0, 0, 0, 0.92);
}

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

.partner {
  height: 80px;
  padding: 10px;
  background: transparent;
}

.partner img {
  height: 100%;
  width: auto;
  max-width: 260px;
  object-fit: contain;
}

@media (hover: hover) and (pointer: fine) {
  .partner {
    transition: opacity 0.3s ease;
  }

  .partner:hover {
    opacity: 0.8;
  }
}


/* =========================
   Sections
========================= */
.section {
  padding: 70px 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, 0.92), rgba(0, 0, 0, 0));
}

@media (max-width: 599px) {
  .section {
    padding: 60px 0;
  }

  .section--after-hero {
    padding-top: 44px;
  }

  .partners-section {
    padding: 34px 0;
  }
}

.section-title {
  margin: 0 0 20px;
  text-align: center;
  font-family: var(--font-en);
  font-weight: 400;
  font-size: clamp(16px, 0.9vw + 12px, 22px);
  letter-spacing: 0.22em;
  background-image: linear-gradient(
    180deg,
    var(--h2-grad-top),
    var(--h2-grad-btm)
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* =========================
   Message
========================= */
.messages {
  display: grid;
  gap: 20px;
}

.message-card {
  border: 1px solid var(--line);
  padding: 30px 20px 60px;
  background: linear-gradient(180deg,
      rgba(255, 255, 255, 0.045),
      rgba(180, 190, 206, 0.02));
}

@media (min-width: 900px) {
  .message-card {
    padding: 30px 30px 60px;
  }
}

.message-head {
  display: block;
  margin-bottom: 18px;
}

.person {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

/* 肩書きを上へ */
.role {
  order: -1;
  margin: 0;
  font-size: clamp(10px, 0.2vw + 10px, 11px);
  /* letter-spacing: 0.06em; */
  line-height: 1.35;
  font-weight: 300;
  color: var(--text);
}

.name {
  margin: 0;
  white-space: nowrap;
  font-size: clamp(16px, 0.7vw + 14px, 18px);
  font-weight: 500;
  /* letter-spacing: 0.04em; */
  line-height: 1.2;
  color: var(--text);
}

.comment {
  margin: 0;
  margin-inline: auto;
  color: var(--text);
  text-align: justify;
}

@media (max-width: 599px) {
  .comment {
    font-size: 0.9em;
    line-height: 1.65;
  }
}


/* =========================
   Footer (billing image)
========================= */
.footer {
  padding: 30px 0 60px;
}

.footer-inner {
  display: flex;
  justify-content: center;
}

.footer-inner img {
  width: min(980px, 100%);
  height: auto;
}