/* =========================================================
   合同会社ジーファイヤ コーポレートサイト
   色や文字サイズを変えたいときは、まず :root の中をいじってください
   ========================================================= */

:root {
  /* --- 色 --- */
  --paper:      #ffffff;
  --tint:       #f3f7f3;
  --ink:        #12160f;
  --ink-soft:   #4e574d;
  --line:       #e2e8e1;

  --green:      #0aa13c;   /* ロゴの濃い緑 */
  --green-deep: #06802f;
  --green-lite: #00e27e;   /* ロゴの明るい緑 */
  --flame:      #ff2d16;   /* ロゴの赤（ごく一部だけ） */

  /* --- 文字 --- */
  --sans: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
  --display: "Bricolage Grotesque", "Zen Kaku Gothic New", sans-serif;

  /* --- 余白 --- */
  --shell: 1180px;
  --pad: clamp(20px, 5vw, 48px);
  --sec-y: clamp(72px, 11vw, 140px);

  --ease: cubic-bezier(.22, .61, .36, 1);
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 400;
  font-size: clamp(15px, 1.05vw, 16.5px);
  line-height: 1.95;
  letter-spacing: .04em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3 {
  line-height: 1.4;
  letter-spacing: .01em;
  margin: 0;
  font-weight: 900;
}

p { margin: 0; }

.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 12px 20px;
  z-index: 999;
}
.skip:focus { left: 0; }

/* =========================================================
   ヘッダー
   ========================================================= */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background .4s var(--ease), box-shadow .4s var(--ease), border-color .4s var(--ease);
  border-bottom: 1px solid transparent;
}

.site-header.is-stuck {
  background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 76px;
}

.brand img { width: 118px; }

.nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.4vw, 34px);
  font-size: .88rem;
  font-weight: 500;
  letter-spacing: .08em;
}

.nav a {
  position: relative;
  text-decoration: none;
  padding-block: 6px;
}

.nav a:not(.nav-cta)::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: var(--green);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .45s var(--ease);
}

.nav a:not(.nav-cta):hover::after { transform: scaleX(1); transform-origin: left; }

.nav-cta {
  background: var(--ink);
  color: #fff;
  padding: 11px 22px !important;
  border-radius: 999px;
  transition: background .3s var(--ease), transform .3s var(--ease);
}
.nav-cta:hover { background: var(--green); transform: translateY(-2px); }

.burger {
  display: none;
  width: 44px;
  height: 44px;
  border: 0;
  background: none;
  cursor: pointer;
  padding: 0;
  position: relative;
}
.burger span {
  position: absolute;
  left: 10px;
  width: 24px;
  height: 2px;
  background: var(--ink);
  transition: transform .4s var(--ease), opacity .3s var(--ease);
}
.burger span:nth-child(1) { top: 15px; }
.burger span:nth-child(2) { top: 21px; }
.burger span:nth-child(3) { top: 27px; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* =========================================================
   ヒーロー
   ========================================================= */

.hero {
  position: relative;
  padding-top: clamp(130px, 17vw, 200px);
  padding-bottom: clamp(56px, 8vw, 96px);
  overflow: hidden;
}

/* 背景の緑のにじみ（炎のイメージ） */
.hero-glow {
  position: absolute;
  top: -18%;
  right: -12%;
  width: min(1000px, 92vw);
  aspect-ratio: 1;
  background:
    radial-gradient(closest-side, rgba(0, 226, 126, .30), transparent 72%),
    radial-gradient(closest-side, rgba(10, 161, 60, .22), transparent 76%);
  filter: blur(18px);
  pointer-events: none;
  animation: drift 16s ease-in-out infinite alternate;
}

@keyframes drift {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to   { transform: translate3d(-3%, 3%, 0) scale(1.07); }
}

/* 細い縦罫（紙面のような下地） */
.hero-rules {
  position: absolute;
  inset: 0;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--pad);
  display: flex;
  justify-content: space-between;
  pointer-events: none;
}
.hero-rules i {
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--line) 22%, var(--line) 78%, transparent);
  opacity: .8;
}

.hero-inner { position: relative; }

/* 文字は必ずロゴ飾りより手前に */
.hero-inner .eyebrow,
.hero-inner .hero-title,
.hero-inner .hero-lead,
.hero-inner .hero-actions {
  position: relative;
  z-index: 2;
}

.eyebrow {
  font-family: var(--display);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .16em;
  color: var(--ink-soft);
  display: flex;
  align-items: center;
  gap: 12px;
}
.eyebrow::before {
  content: "";
  width: 40px;
  height: 2px;
  background: var(--green);
  flex: none;
}

.hero-title {
  margin-top: clamp(22px, 3vw, 34px);
  font-size: clamp(2.6rem, 8.2vw, 6rem);
  line-height: 1.18;
  letter-spacing: -.01em;
  font-weight: 900;
}
.hero-title .line { display: block; }
.hero-title em {
  font-style: normal;
  background: linear-gradient(100deg, var(--green-deep), var(--green) 45%, var(--green-lite));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-lead {
  margin-top: clamp(24px, 3vw, 34px);
  max-width: 40em;
  color: var(--ink-soft);
  font-size: clamp(.95rem, 1.15vw, 1.06rem);
  line-height: 2.15;
}

.hero-actions {
  margin-top: clamp(32px, 4vw, 46px);
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 34px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  font-size: .92rem;
  letter-spacing: .06em;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s var(--ease), color .35s var(--ease);
}
.btn::after {
  content: "→";
  font-family: var(--display);
  transition: transform .35s var(--ease);
}
.btn:hover::after { transform: translateX(4px); }

.btn-primary {
  background: linear-gradient(105deg, var(--green-deep), var(--green));
  color: #fff;
  box-shadow: 0 12px 30px -12px rgba(10, 161, 60, .8);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 20px 40px -14px rgba(10, 161, 60, .85); }

.btn-ghost {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .7);
}
.btn-ghost:hover { border-color: var(--ink); transform: translateY(-3px); }

/* ロゴマーク（右側の大きな飾り） */
.hero-mark {
  position: absolute;
  z-index: 0;
  top: -12%;
  right: -3%;
  width: clamp(200px, 27vw, 360px);
  opacity: .9;
  pointer-events: none;
  animation: float 7s ease-in-out infinite alternate;
}
.hero-mark img { filter: drop-shadow(0 30px 50px rgba(10, 161, 60, .22)); }

@keyframes float {
  from { transform: translateY(0); }
  to   { transform: translateY(-16px); }
}

.hero-facts {
  position: relative;
  margin-top: clamp(56px, 8vw, 96px);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 3vw, 40px);
  border-top: 1px solid var(--line);
  padding-top: 28px;
}
.hero-facts dl { margin: 0; }
.hero-facts dt {
  font-family: var(--display);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--green);
  font-weight: 700;
}
.hero-facts dd {
  margin: 6px 0 0;
  font-weight: 500;
  font-size: .95rem;
  line-height: 1.7;
}

/* =========================================================
   セクション共通
   ========================================================= */

.section { padding-block: var(--sec-y); }

.section-tint {
  background: var(--tint);
  position: relative;
}

.sec-head { max-width: 44em; }

.sec-label {
  font-family: var(--display);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--green);
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.sec-label span {
  font-size: .95rem;
  color: var(--ink);
  opacity: .28;
}
.sec-label.light { color: var(--green-lite); }
.sec-label.light span { color: #fff; opacity: .4; }

.sec-title {
  margin-top: 14px;
  font-size: clamp(1.85rem, 4vw, 2.9rem);
  letter-spacing: .01em;
}

.sec-note {
  margin-top: 18px;
  color: var(--ink-soft);
  font-size: .96rem;
}

/* =========================================================
   事業内容カード
   ========================================================= */

.cards {
  margin-top: clamp(44px, 6vw, 72px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: clamp(20px, 2.6vw, 34px);
}

.card {
  position: relative;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 4px;
  padding: clamp(30px, 3.6vw, 48px);
  overflow: hidden;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .5s var(--ease);
}

/* 上に走る緑のライン */
.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--green-deep), var(--green-lite));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .6s var(--ease);
}
.card:hover::before { transform: scaleX(1); }
.card:hover {
  transform: translateY(-6px);
  border-color: rgba(10, 161, 60, .35);
  box-shadow: 0 28px 60px -34px rgba(18, 22, 15, .5);
}

.card-no {
  font-family: var(--display);
  font-size: 3.4rem;
  font-weight: 800;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(10, 161, 60, .35);
  letter-spacing: -.02em;
}

.card-title {
  margin-top: 18px;
  font-size: clamp(1.3rem, 2.2vw, 1.65rem);
  line-height: 1.5;
}

.card-catch {
  margin-top: 18px;
  font-weight: 700;
  color: var(--green-deep);
  font-size: 1rem;
}

.card-body {
  margin-top: 14px;
  color: var(--ink-soft);
  font-size: .94rem;
}

.card-list {
  margin: 26px 0 0;
  padding: 22px 0 0;
  border-top: 1px dashed var(--line);
  list-style: none;
  display: grid;
  gap: 10px;
  font-size: .92rem;
  font-weight: 500;
}
.card-list li {
  position: relative;
  padding-left: 22px;
}
.card-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .78em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(140deg, var(--green-lite), var(--green));
}

/* =========================================================
   制作実績
   ========================================================= */

.works {
  margin-top: clamp(44px, 6vw, 72px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: clamp(20px, 2.6vw, 32px);
}

.work {
  display: flex;
  flex-direction: column;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 4px;
  overflow: hidden;
  text-decoration: none;
  transition: transform .5s var(--ease), box-shadow .5s var(--ease), border-color .5s var(--ease);
}
.work:hover {
  transform: translateY(-6px);
  border-color: rgba(10, 161, 60, .35);
  box-shadow: 0 30px 60px -34px rgba(18, 22, 15, .55);
}

/* サムネイル（画像を入れるまでは、ドメイン名を見せる板） */
.work-thumb {
  position: relative;
  aspect-ratio: 16 / 10;
  background:
    radial-gradient(120% 130% at 78% 8%, rgba(0, 226, 126, .34), transparent 58%),
    linear-gradient(150deg, #1b231a, #0d110c);
  display: grid;
  place-items: center;
  overflow: hidden;
}

/* 画像がないときだけ出る、ブラウザの窓っぽい飾り */
.work-thumb:not(:has(img))::before {
  content: "";
  position: absolute;
  top: 14px;
  left: 16px;
  width: 40px;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .22);
  box-shadow: 12px 0 0 -2px rgba(255, 255, 255, .14);
}

/* ドメイン名のラベル */
.work-domain {
  position: absolute;
  z-index: 2;
  left: 12px;
  bottom: 12px;
  font-family: var(--display);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .05em;
  color: #fff;
  background: rgba(10, 14, 9, .6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, .16);
  padding: 6px 13px;
  border-radius: 999px;
}

/* 画像がないときは中央に大きく出す */
.work-thumb:not(:has(img)) .work-domain {
  position: static;
  background: none;
  border: 0;
  backdrop-filter: none;
  font-size: clamp(.95rem, 1.6vw, 1.15rem);
  letter-spacing: .06em;
  padding: 0 18px;
  text-align: center;
}

/* スクリーンショット */
.work-thumb img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform .8s var(--ease);
}
.work:hover .work-thumb img { transform: scale(1.04); }

.work-body {
  padding: clamp(22px, 2.6vw, 30px);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.work-cat {
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: var(--green-deep);
}

.work-name {
  margin-top: 10px;
  font-size: clamp(1.1rem, 1.7vw, 1.28rem);
}

.work-desc {
  margin-top: 14px;
  font-size: .89rem;
  color: var(--ink-soft);
  line-height: 1.95;
  flex: 1;
}

.work-link {
  margin-top: 20px;
  font-size: .84rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.work-link::after {
  content: "↗";
  font-family: var(--display);
  color: var(--green);
  transition: transform .4s var(--ease);
}
.work:hover .work-link::after { transform: translate(3px, -3px); }

/* =========================================================
   選ばれる理由
   ========================================================= */

.reasons {
  margin: clamp(44px, 6vw, 72px) 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: clamp(28px, 3.4vw, 48px);
}

.reason {
  border-top: 2px solid var(--ink);
  padding-top: 26px;
}

.reason-no {
  font-family: var(--display);
  font-weight: 800;
  font-size: .85rem;
  letter-spacing: .16em;
  color: var(--green);
}

.reason h3 {
  margin-top: 12px;
  font-size: clamp(1.15rem, 1.9vw, 1.4rem);
}

.reason p {
  margin-top: 14px;
  color: var(--ink-soft);
  font-size: .93rem;
}

/* =========================================================
   会社概要
   ========================================================= */

.company-grid {
  display: grid;
  grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}

.company-dl { margin: 0; }

.company-dl > div {
  display: grid;
  grid-template-columns: 10em 1fr;
  gap: 18px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.company-dl > div:first-child { border-top: 1px solid var(--line); }

.company-dl dt {
  font-weight: 700;
  font-size: .88rem;
  letter-spacing: .08em;
  color: var(--ink-soft);
}
.company-dl dd {
  margin: 0;
  font-size: .96rem;
  font-weight: 500;
}
.company-dl a {
  text-decoration: none;
  border-bottom: 1px solid rgba(10, 161, 60, .45);
  transition: color .3s var(--ease);
}
.company-dl a:hover { color: var(--green); }

/* =========================================================
   お問い合わせ
   ========================================================= */

.contact {
  position: relative;
  background: var(--ink);
  color: #fff;
  padding-block: var(--sec-y);
  overflow: hidden;
}
.contact::before {
  content: "";
  position: absolute;
  bottom: -40%;
  left: -10%;
  width: min(760px, 90vw);
  aspect-ratio: 1;
  background: radial-gradient(closest-side, rgba(0, 226, 126, .30), transparent 70%);
  filter: blur(10px);
  pointer-events: none;
}

.contact-inner { position: relative; text-align: center; }
.contact-inner .sec-label { justify-content: center; }

.contact-title {
  margin-top: 18px;
  font-size: clamp(2rem, 5vw, 3.4rem);
}

.contact-lead {
  margin-top: 22px;
  color: rgba(255, 255, 255, .72);
  font-size: .98rem;
  line-height: 2.1;
}

/* --- お問い合わせフォーム --- */

.cform {
  margin: clamp(38px, 5vw, 56px) auto 0;
  max-width: 780px;
  text-align: left;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px clamp(18px, 2.4vw, 28px);
}

.cfield { display: grid; gap: 9px; }
.cfield-wide { grid-column: 1 / -1; }

.cform label {
  font-size: .84rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: rgba(255, 255, 255, .82);
  display: flex;
  align-items: center;
  gap: 10px;
}

.req {
  font-size: .66rem;
  font-weight: 700;
  letter-spacing: .1em;
  color: #fff;
  background: var(--green);
  padding: 3px 8px;
  border-radius: 3px;
}

.cform input,
.cform select,
.cform textarea {
  width: 100%;
  font: inherit;
  font-size: .95rem;
  color: #fff;
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 4px;
  padding: 15px 16px;
  transition: border-color .3s var(--ease), background .3s var(--ease), box-shadow .3s var(--ease);
}

.cform textarea { resize: vertical; line-height: 1.9; }

.cform input::placeholder,
.cform textarea::placeholder { color: rgba(255, 255, 255, .34); }

.cform input:focus,
.cform select:focus,
.cform textarea:focus {
  outline: none;
  border-color: var(--green-lite);
  background: rgba(255, 255, 255, .1);
  box-shadow: 0 0 0 3px rgba(0, 226, 126, .18);
}

/* 選択メニューの矢印 */
.cform select {
  appearance: none;
  -webkit-appearance: none;
  background-image: linear-gradient(45deg, transparent 50%, rgba(255,255,255,.6) 50%),
                    linear-gradient(135deg, rgba(255,255,255,.6) 50%, transparent 50%);
  background-position: calc(100% - 22px) 50%, calc(100% - 16px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 44px;
}
.cform select option { background: #1b231a; color: #fff; }

/* 迷惑メール対策の見えない項目 */
.cform-trap {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
}

.cform-foot {
  grid-column: 1 / -1;
  margin-top: 6px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.cform-note {
  font-size: .8rem;
  color: rgba(255, 255, 255, .5);
}

.cform-submit {
  font: inherit;
  font-weight: 700;
  font-size: .95rem;
  letter-spacing: .08em;
  color: #fff;
  background: linear-gradient(105deg, var(--green-deep), var(--green));
  border: 0;
  border-radius: 999px;
  padding: 17px 48px;
  cursor: pointer;
  box-shadow: 0 14px 34px -14px rgba(10, 161, 60, .9);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), filter .35s var(--ease);
}
.cform-submit:hover {
  transform: translateY(-3px);
  filter: brightness(1.08);
  box-shadow: 0 22px 44px -16px rgba(10, 161, 60, .95);
}
.cform-submit:disabled { opacity: .6; cursor: default; transform: none; }

.cform-msg {
  grid-column: 1 / -1;
  margin: 0;
  padding: 16px 20px;
  border-radius: 4px;
  font-size: .9rem;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .2);
}
.cform-msg.is-ok { border-color: rgba(0, 226, 126, .6); background: rgba(0, 226, 126, .12); }
.cform-msg.is-ng { border-color: rgba(255, 120, 90, .6); background: rgba(255, 80, 50, .12); }

/* =========================================================
   フッター
   ========================================================= */

.site-footer {
  background: var(--paper);
  border-top: 1px solid var(--line);
  padding-block: 44px;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 28px;
}
.footer-addr {
  font-size: .82rem;
  color: var(--ink-soft);
  flex: 1 1 300px;
}

.footer-sub { font-size: .82rem; }

.footer-link {
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  transition: color .3s var(--ease), border-color .3s var(--ease);
}
.footer-link:hover { color: var(--green); border-color: var(--green); }
.copy {
  font-family: var(--display);
  font-size: .78rem;
  letter-spacing: .1em;
  color: var(--ink-soft);
}

/* =========================================================
   スクロールで浮き上がる動き
   ========================================================= */

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
  transition-delay: calc(var(--d, 0) * 110ms);
}
.reveal.is-in { opacity: 1; transform: none; }

/* =========================================================
   スマホ・タブレット
   ========================================================= */

@media (max-width: 900px) {
  .company-grid { grid-template-columns: 1fr; }
  .hero-mark { opacity: .18; top: 2%; right: -8%; }
  .hero-facts { grid-template-columns: 1fr; gap: 18px; }
  .hero-facts dl { display: grid; grid-template-columns: 5em 1fr; align-items: baseline; gap: 12px; }
  .hero-facts dd { margin: 0; }
}

@media (max-width: 760px) {
  .burger { display: block; }

  .nav {
    position: fixed;
    inset: 76px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(255, 255, 255, .97);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--line);
    padding: 8px var(--pad) 26px;
    font-size: 1rem;
    clip-path: inset(0 0 100% 0);
    opacity: 0;
    pointer-events: none;
    transition: clip-path .5s var(--ease), opacity .3s var(--ease);
  }
  .nav.is-open { clip-path: inset(0 0 0 0); opacity: 1; pointer-events: auto; }
  .nav a { padding: 16px 0; border-bottom: 1px solid var(--line); }
  .nav-cta {
    margin-top: 18px;
    text-align: center;
    border-bottom: 0 !important;
  }

  .hero-rules { display: none; }

  .cform { grid-template-columns: 1fr; }
  .cform-foot { flex-direction: column; align-items: stretch; }
  .cform-note { text-align: center; }
  .cform-submit { width: 100%; }

  .company-dl > div { grid-template-columns: 1fr; gap: 6px; }
  .company-dl dt { font-size: .8rem; }
  .btn { width: 100%; justify-content: center; }
}

/* 動きを減らす設定の方への配慮 */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation: none !important;
    transition-duration: .01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}