/* ============================================================
   FLUED 共催セミナーLP 2026.9.15 (0815版デザイン準拠)
   tokens: メイン#24366D / アクセント#EF5050 / 黒#0C0A0A /
           白#FDFDFD / 背景#F4F3F3 / 線#D1D4DD
============================================================ */
:root {
  --c-main: #24366d;
  --c-accent: #ef5050;
  --c-black: #0c0a0a;
  --c-white: #fdfdfd;
  --c-bg: #f4f3f3;
  --c-line: #d1d4dd;
  --c-cyan: #00abd3;
  --c-blue: #006cd1;
  --ff-jp: "Noto Sans JP", "Hiragino Kaku Gothic ProN", sans-serif;
  --ff-en: "Montserrat", sans-serif;
  --rail-w: 360px;
  --cta-h: 80px; /* SP固定CTAバーの高さ（body下余白と共有） */
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--ff-jp);
  color: var(--c-black);
  background: var(--c-bg);
  line-height: 1.5;
}
img { max-width: 100%; display: block; }
p, dl, dd, dt, ul, h1, h2, h3 { margin: 0; padding: 0; }
ul { list-style: none; }
a { color: inherit; text-decoration: none; }

.container {
  /* デザインの内容幅1000px + 左右20pxの余白 */
  max-width: 1040px;
  margin-inline: auto;
  padding-inline: 20px;
}

/* sprite icon: 親ボックス基準の%配置でスプライトを切り出す */
.spr { position: relative; overflow: hidden; display: block; }
.spr img { position: absolute; max-width: none; }

/* ============ page layout : main + right rail ============ */
.page { display: flex; align-items: stretch; }
.main-col { flex: 1 1 0; min-width: 0; }
.cta-rail {
  flex: 0 0 var(--rail-w);
  background: #fff;
  filter: drop-shadow(0 0 10px rgba(0, 0, 0, .1));
  z-index: 5;
}
.cta-rail__sticky {
  position: sticky;
  top: 0;
  padding: 30px;
  max-height: 100dvb;
  overflow-y: auto;
}

/* ============ header nav ============ */
.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: var(--c-main);
  color: var(--c-white);
}
/* 追従ヘッダーの分、アンカー着地位置を下げる */
.target, .schedule, .entry { scroll-margin-top: 90px; }
.nav__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 80px;
  padding: 8px 4px 8px 50px;
}
.nav__left { display: flex; align-items: center; gap: 60px; min-width: 0; }
/* ロゴクリックでページ先頭へ（html の scroll-behavior:smooth でスムーズに動く） */
.nav__logo-link { display: flex; flex-shrink: 0; transition: opacity .2s; }
.nav__logo-link:hover { opacity: .7; }
.nav__logo { width: 113px; height: 40px; object-fit: contain; }
.nav__links { display: flex; gap: 50px; font-weight: 700; font-size: 16px; white-space: nowrap; }
.nav__links a:hover { opacity: .7; }
.nav__right { display: flex; align-items: stretch; gap: 30px; }

.nav__date {
  display: flex;
  flex-direction: column;
  align-self: center;
  font-weight: 900;
  line-height: 1.2;
  white-space: nowrap;
}
.nav__date-l1 { display: flex; align-items: center; gap: 10px; }
.nav__date-l2 { display: flex; align-items: center; gap: 5px; }
.nav__date-year {
  font-family: var(--ff-en);
  font-size: 20px;
  letter-spacing: .01em;
}
.nav__date-day, .nav__date-time {
  font-family: var(--ff-en);
  font-weight: 700;
  font-size: 31px;
  letter-spacing: .01em;
}
.nav__date-time { margin-left: 3px; }
.nav__date-dow  {
  font-size: 12.5px;
  color: var(--c-main);
  background: var(--c-white);
  border-radius: 2px;
  width: 18px; height: 18px;
  display: grid; place-items: center;
  margin-top: 6px;
}
/* SPヘッダーの「オンライン開催(無料)｜Zoom」バッジ（PCでは赤バッジがあるため非表示） */
.nav__pill { display: none; }

.nav__badges { display: flex; gap: 10px; flex-shrink: 0; }
.nav__badge {
  border: 2px solid var(--c-accent);
  color: var(--c-accent);
  font-weight: 900;
  font-size: 14px;
  letter-spacing: .1em;
  text-align: center;
  line-height: 1.35;
  display: grid;
  place-items: center;
  padding: 8px 14px;
  min-height: 50px;
  white-space: nowrap;
}
.nav__burger { display: none; }
.nav__drawer { display: none; }

/* ============ hero ============ */
.hero {
  position: relative;
  height: calc(var(--s, 1) * 760px);
  background: var(--c-bg);
  overflow: hidden;
}
/* 1560×760 の設計キャンバスを等比スケール */
.hero__stage {
  position: relative;
  width: 1560px;
  height: 760px;
  transform: scale(var(--s, 1));
  transform-origin: top left;
}
.hero__texture {
  position: absolute; inset: 0;
  background: url("../assets/texture-tile.jpg") top left / 896px 630px repeat;
  mix-blend-mode: multiply;
  opacity: .13;
  pointer-events: none;
}

/* --- 登壇者コラージュ（0826版: ネイビー菱形・ロゴ込みの書き出し画像1枚） --- */
.hero__art {
  position: absolute;
  top: 0;
  left: 536px;
  width: 1024px;
  height: 760px;
  pointer-events: none;
}
.hero__collage {
  position: absolute;
  left: 0;
  top: 0;
  width: 1024px;
  height: auto; /* width/height属性は読み込み前の領域確保用。実寸はCSSが決める */
}
.hero__collage-sp { display: none; }

/* --- hero copy (0826版の実寸) --- */
.hero__copy {
  position: relative;
  z-index: 3;
  padding: 215px 0 0 100px;
  max-width: 860px;
}
.hero__line1 {
  font-weight: 900;
  font-size: 61.25px;
  letter-spacing: .01em;
  line-height: 1;
  padding-left: 10px;
  color: var(--c-main);
}
.hero__line2 {
  position: relative;
  font-weight: 900;
  font-size: 104.4px;
  letter-spacing: -.02em;
  line-height: 1;
  color: var(--c-accent);
  margin-top: 6px;
  margin-left: -1px;
  white-space: nowrap;
  width: fit-content;
}
.hero__line2-sm { font-size: 80.9px; }
/* 引用符はデザイン通り、行内に場所を取らず絶対配置で重ねる */
.q {
  position: absolute;
  font-size: 115.7px;
  line-height: 1;
}
.q--open { left: -76px; top: -55px; transform: rotate(180deg); }
.q--close { right: -75px; top: 55px; }
.hero__line3 {
  font-weight: 900;
  font-size: 61.25px;
  letter-spacing: .01em;
  line-height: 1;
  margin-top: 9px;
  margin-left: 6px;
  white-space: nowrap;
  color: var(--c-main);
}
.hero__line3-lg { font-size: 104.4px; letter-spacing: .01em; }
.hero__sub {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 4px 0;
  font-weight: 900;
  font-size: 25.16px;
  line-height: 1.4;
  margin: 25px 0 0 -3px;
  white-space: nowrap;
  color: var(--c-main);
}
.hero__sub-l2 { display: flex; align-items: center; }
.hero__sub-em {
  background: var(--c-main);
  color: var(--c-white);
  padding: 0 7.5px;
  margin-inline: 7px;
}

/* --- date / badge block (0826版の実寸) --- */
.hero__datewrap {
  position: absolute;
  left: 100px;
  top: 596px;
  width: 606px;
  z-index: 3;
}
.hero__meta {
  display: flex;
  align-items: center;
  line-height: 1;
}
.hero__date-year {
  font-family: var(--ff-en);
  font-weight: 700;
  font-size: 37.85px;
  letter-spacing: .01em;
  color: var(--c-main);
  width: 115.24px;
}
.hero__pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  height: 34.5px;
  padding-inline: 9px;
  border: 2.3px solid var(--c-main);
  color: var(--c-main);
  font-weight: 900;
  font-size: 14.94px;
  letter-spacing: .1em;
  white-space: nowrap;
}
.hero__pill i { display: block; width: 2.3px; height: 17.2px; background: var(--c-main); border-radius: 2px; }
.hero__date {
  display: flex;
  align-items: flex-start;
  gap: 4px;
  white-space: nowrap;
  margin-top: -6px;
  font-family: var(--ff-en);
  font-weight: 700;
  color: var(--c-main);
  line-height: 1;
  letter-spacing: .01em;
}
.hero__date-day  { font-size: 72.5px; }
.hero__date-dow {
  font-family: var(--ff-jp);
  font-weight: 900;
  font-size: 25.6px;
  background: var(--c-main);
  color: var(--c-white);
  width: 36.3px; height: 36.3px;
  display: grid; place-items: center;
  margin-top: 16px;
}
.hero__date-time { font-size: 72.5px; margin-left: 14px; }

/* ============ SP fixed CTA ============ */
/* バー高さは --cta-h に集約し、body の下余白と必ず一致させる。
   ホームインジケーター(iPhone)の分は env(safe-area-inset-bottom) を加算 */
.sp-cta {
  display: none;
  align-items: center;
  justify-content: center;
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 30;
  min-height: var(--cta-h);
  padding: 12px 20px;
  padding-bottom: calc(12px + env(safe-area-inset-bottom, 0px));
  background: var(--c-accent);
  color: var(--c-white);
  font-weight: 700;
  font-size: 20px;
  text-align: center;
  line-height: 1.2;
}

/* ============ h2 ============ */
.h2 {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
}
.h2__en {
  font-family: var(--ff-en);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: .01em;
  line-height: 1;
  color: var(--c-accent);
  text-transform: uppercase;
}
.h2__ja {
  font-weight: 900;
  font-size: 36px;
  line-height: 1.2;
  color: var(--c-black);
}
/* SPデザインでのみ改行させる位置 */
.sp-br { display: none; }

/* ============ target (このような方に向いています) ============ */
.target {
  position: relative;
  background: var(--c-white);
  overflow: hidden;
}
.target__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 50px;
  padding-block: 60px;
  max-width: 1230px;
}
.target__head { display: flex; flex-direction: column; align-items: center; gap: 5px; }

.t-cards {
  display: flex;
  justify-content: center;
  gap: 10px;
  width: 100%;
}
.t-card {
  width: 290px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  min-height: 249px;
}
.t-card__icon { width: 150px; }
.t-card__icon--1 { height: 114px; }
.t-card__icon--1 img { width: 902.08%; height: 791.01%; left: -258.51%; top: -183.9%; }
.t-card__icon--2 { height: 139px; }
.t-card__icon--2 img { width: 902.08%; height: 652.38%; left: -259.11%; top: -534.65%; }
.t-card__icon--3 { height: 140px; }
.t-card__icon--3 img { width: 902.08%; height: 645.73%; left: -745.93%; top: -524.93%; }
.t-card__icon--4 { height: 114px; }
.t-card__icon--4 img { width: 902.08%; height: 791.01%; left: -505.75%; top: -481.78%; }
.t-card__label {
  height: 100px;
  padding: 10px 0 15px;
  display: flex;
  align-items: flex-start;
  font-weight: 900;
  font-size: 18px;
  letter-spacing: .05em;
  line-height: 1.5;
  text-align: center;
}

/* ============ schedule ============ */
.schedule { background: var(--c-bg); }
.schedule .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  padding-block: 100px 60px;
}
.cards {
  display: flex;
  flex-direction: column;
  gap: 50px;
  width: 100%;
}

.card { display: flex; flex-direction: column; }
.card__head { display: flex; align-items: stretch; }
.card__time {
  flex: 0 0 307px;
  min-height: 200px;
  display: grid;
  place-items: center;
  padding: 30px;
  border-top-left-radius: 30px;
  background: linear-gradient(106deg, var(--c-blue) 15%, var(--c-main) 63%);
  color: var(--c-white);
  font-weight: 900;
  font-size: 32px;
  letter-spacing: .05em;
  white-space: nowrap;
}
.card__titles {
  flex: 1;
  min-height: 200px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 10px;
  padding: 30px 35px;
  background: var(--c-main);
  color: var(--c-white);
  text-align: justify;
}
.card__title {
  font-weight: 900;
  font-size: 32px;
  letter-spacing: .01em;
  line-height: 1.4;
}
.card__subtitle {
  font-weight: 900;
  font-size: 23px;
  letter-spacing: .01em;
  line-height: 1.5;
}
.card__body {
  background: var(--c-white);
  border-bottom-right-radius: 30px;
  padding: 50px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.card__top {
  display: grid;
  grid-template-columns: 1fr 250px;
  grid-template-areas: "profile media" "lists media";
  column-gap: 46px;
  row-gap: 40px;
}
.card__profile { grid-area: profile; font-weight: 900; line-height: 1.5; display: flex; flex-direction: column; gap: 5px; }
.card__company { font-size: 26px; letter-spacing: .05em; }
.card__position { font-size: 18px; letter-spacing: .05em; }
.card__speaker { font-size: 26px; letter-spacing: .05em; }
.card__lists { grid-area: lists; display: flex; flex-direction: column; gap: 20px; }
.card__media {
  grid-area: media;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
  width: 250px;
}
/* 写真はFigmaレンダリングを切り出した250×250(下フェード焼き込み済み) */
.card__photo { width: 250px; height: 250px; }
.card__logo { width: 119px; height: 50px; object-fit: contain; }

.list {
  display: flex;
  flex-direction: column;
  gap: 15px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--c-line);
}
.list__ttl {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
  font-size: 18px;
  letter-spacing: .05em;
  color: var(--c-main);
}
.list__ttl img { width: 22px; height: 22px; object-fit: contain; }
.list p {
  font-weight: 500;
  font-size: 14px;
  letter-spacing: .02em;
  line-height: 1.5;
}
/* デザイン上は同一テキストノードの改行のため段落間の余白なし */
.list p + p { margin-top: 0; }
.list--full { width: 100%; }

/* ============ entry (ページ下部フォームセクション) ============ */
.entry { background: var(--c-white); }
.entry__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 30px;
  padding-block: 60px;
}
.entry__form { width: 100%; max-width: 1000px; }

/* ============ form共通 (CTAレール & entry) ============ */
.form-heading {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 13px;
  font-weight: 900;
  font-size: 22px;
  line-height: 1.2;
  color: var(--c-main);
  margin-bottom: 30px;
}
.form-heading__line {
  width: 2px; height: 22px;
  background: var(--c-main);
  border-radius: 2px;
  transform: rotate(-29deg);
  margin-bottom: 2px;
}
.form-heading__line--r { transform: rotate(29deg); }

/* HubSpot未設定時のプレースホルダー（実フォームはHubSpot側の設定で描画される） */
.hs-slot-note {
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 8px;
  min-height: 220px;
  padding: 24px 20px;
  border: 1px dashed var(--c-line);
  background: rgba(255, 255, 255, .6);
  text-align: center;
}
.hs-slot-note__ttl { font-weight: 700; font-size: 13px; line-height: 1.6; color: var(--c-main); }
.hs-slot-note__sub { font-size: 11px; line-height: 1.6; color: #6b6b6b; }
/* entryセクションは横幅があるので少し大きく */
.entry .hs-slot-note { min-height: 260px; }
.entry .hs-slot-note__ttl { font-size: 16px; }
.entry .hs-slot-note__sub { font-size: 13px; }

/* HubSpot埋め込みスクリプトが読み込めなかった場合の案内 */
.form-error {
  padding: 20px;
  border: 1px solid var(--c-line);
  background: var(--c-white);
  font-size: 14px;
  line-height: 1.7;
  text-align: center;
}

/* HubSpot 埋め込みフォームをデザインに合わせる
   ※ 現在のフォームはiframeで描画されるため、これらの指定は適用されない。
     （iframe内はHubSpot側のフォームスタイル設定で決まる）
     将来インライン埋め込み(raw HTML form)に切り替えた場合に効く保険として残置。 */
.hs-form-slot .hs-form label { font-weight: 700; font-size: 14px; color: #000; }
.hs-form-slot .hs-form .hs-form-field { margin-bottom: 15px; }
.hs-form-slot .hs-form .hs-input:not([type="checkbox"]):not([type="radio"]) {
  width: 100%;
  height: 40px;
  background: #f4f4f4;
  border: none;
  border-radius: 2px;
  padding: 0 12px;
  font: inherit;
  margin-top: 10px;
}
.hs-form-slot .hs-form .hs-button {
  width: 100%;
  height: 65px;
  border: none;
  border-radius: 100px;
  background: var(--c-accent);
  color: #fff;
  font-family: var(--ff-jp);
  font-weight: 900;
  font-size: 20px;
  letter-spacing: .2em;
  cursor: pointer;
}
.hs-form-slot .hs-form .hs-error-msgs,
.hs-form-slot .hs-form .hs-error-msg { color: var(--c-accent); font-size: 12px; list-style: none; padding: 0; }
.hs-form-slot .hs-form .legal-consent-container { font-size: 13px; }

/* entryセクション(ページ下部)はPCデザイン準拠で大きめのフィールドにする
   （.hs-form-slot 側の指定より詳細度を上げて確実に効かせる） */
.entry .hs-form-slot .hs-form label { font-weight: 900; font-size: 18px; letter-spacing: .05em; }
.entry .hs-form-slot .hs-form .hs-input:not([type="checkbox"]):not([type="radio"]) { height: 70px; }

/* ============ footer ============ */
.footer {
  position: relative;
  background: var(--c-main);
  color: var(--c-white);
}
.footer::before {
  content: "";
  position: absolute; inset: 0;
  background: url("../assets/texture-tile.jpg") top left / 896px 630px repeat;
  mix-blend-mode: multiply;
  opacity: .4;
  pointer-events: none;
}
.footer__inner {
  position: relative;
  display: flex;
  align-items: flex-end;
  gap: 30px;
  padding-block: 50px;
}
.footer__links { flex: 1; display: flex; flex-direction: column; gap: 20px; }
.footer__ttl { font-weight: 900; font-size: 18px; letter-spacing: .05em; }
.footer__lu {
  display: flex;
  flex-wrap: wrap;
  gap: 15px 30px;
  max-width: 550px;
}
.footer__lu a {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-weight: 500;
  font-size: 16px;
}
.footer__lu a:hover { text-decoration: underline; }
.footer__arrow { width: 9px; height: 13px; margin-top: 3px; fill: var(--c-white); flex-shrink: 0; }
.footer__copy { font-size: 10px; font-weight: 500; white-space: nowrap; }

/* ============ thanks page (/thanks/) ============ */
.thanks {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: calc(100dvh - 80px);
  background: var(--c-bg);
  overflow: hidden;
}
.thanks__texture {
  position: absolute; inset: 0;
  background: url("../assets/texture-tile.jpg") top left / 896px 630px repeat;
  mix-blend-mode: multiply;
  opacity: .13;
  pointer-events: none;
}
.thanks__inner {
  position: relative;
  z-index: 1;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  max-width: 1040px;
  margin-inline: auto;
  padding: 150px 20px 100px;
}
.thanks__lead {
  margin-top: 40px;
  font-weight: 900;
  font-size: 20px;
  line-height: 2;
  letter-spacing: .1em;
  text-align: center;
}
/* 動画枠（デザインのダミー枠 632×360 = 16:9相当） */
.thanks__video {
  position: relative;
  display: grid;
  place-items: center;
  margin-top: 60px;
  width: 100%;
  max-width: 632px;
  aspect-ratio: 632 / 360;
  border: 1px solid var(--c-black);
}
.thanks__video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}
.thanks__video-ph { font-size: 18px; font-weight: 500; }
.thanks__foot {
  margin-top: auto;
  padding-top: 80px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  text-align: center;
}
.thanks__privacy, .thanks__copy { font-size: 14px; font-weight: 500; letter-spacing: .02em; }
.thanks__privacy a:hover, .thanks__privacy a:focus-visible { text-decoration: underline; }

/* ============================================================
   responsive
============================================================ */

@media (max-width: 1360px) {
  .nav__links { gap: 30px; }
  .nav__inner { padding-left: 30px; }
  .nav__left { gap: 30px; }
}
/* レール併存時にナビが窮屈になる帯域では日時を隠す */
@media (max-width: 1560px) {
  .nav__date { display: none; }
}

/* --- レール非表示 → 固定CTA --- */
@media (max-width: 1279px) {
  .cta-rail { display: none; }
  .sp-cta { display: flex; }
  /* fixed CTA分（バー高さ + セーフエリア） */
  body { padding-bottom: calc(var(--cta-h) + env(safe-area-inset-bottom, 0px)); }
}

/* --- タブレット --- */
@media (max-width: 1100px) {
  /* SPデザイン: 赤バッジの代わりに「2026. + オンライン開催(無料)|Zoom」＋日時をヘッダーへ */
  .nav__badges { display: none; }
  /* ハンバーガー(ドロワー)に同じ導線があるので、テキストリンクは隠す */
  .nav__links { display: none; }
  .nav__date { display: flex; gap: 1px; }
  .nav__date-l1 { gap: clamp(4px, 1.6vw, 8px); }
  .nav__date-l2 { gap: clamp(2px, .8vw, 5px); }
  .nav__date-year { font-size: clamp(9px, 3.1vw, 14px); }
  .nav__date-day, .nav__date-time { font-size: clamp(16px, 6.1vw, 26px); }
  .nav__date-time { margin-left: clamp(2px, .8vw, 4px); }
  .nav__date-dow {
    width: clamp(9px, 2.9vw, 13px); height: clamp(9px, 2.9vw, 13px);
    font-size: clamp(6px, 1.9vw, 9px);
    border-radius: 1.7px;
    margin-top: clamp(3px, 1.1vw, 5px);
  }
  .nav__pill {
    display: inline-flex;
    align-items: center;
    gap: clamp(2px, .8vw, 4px);
    height: clamp(11px, 3.5vw, 15px);
    padding-inline: clamp(2px, .8vw, 4px);
    border: 1px solid var(--c-white);
    font-weight: 700;
    font-size: clamp(5px, 1.6vw, 7px);
    letter-spacing: .02em;
    white-space: nowrap;
  }
  .nav__pill i { display: block; width: 1px; height: 60%; background: var(--c-white); }
  /* 3本線は絶対配置＋幅指定で描く。
     button内でのflexレイアウト（子のstretch）は一部のブラウザで効かず、
     線の幅が0になって見えなくなるため、flexに依存させない */
  .nav__burger {
    position: relative;
    display: block;
    width: 44px; height: 44px;
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }
  .nav__burger:focus { outline: none; }
  .nav__burger:focus-visible { outline: 2px solid var(--c-white); outline-offset: 2px; }
  /* タップ領域を上下左右に広げる（見た目は変えない） */
  .nav__burger::after { content: ""; position: absolute; inset: -6px; }
  .nav__burger span {
    position: absolute;
    left: 50%;
    width: 24px;
    height: 2px;
    margin-left: -12px;
    background: var(--c-white);
    border-radius: 2px;
    transition: transform .2s, opacity .2s, top .2s;
  }
  .nav__burger span:nth-child(1) { top: calc(50% - 9px); }
  .nav__burger span:nth-child(2) { top: calc(50% - 1px); }
  .nav__burger span:nth-child(3) { top: calc(50% + 7px); }
  /* 開いている間は×に（中央に重ねて回転） */
  .nav__burger[aria-expanded="true"] span { top: calc(50% - 1px); }
  .nav__burger[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg); }
  .nav__burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav__burger[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg); }
  /* SPデザイン(95:1218): 全画面ネイビーのメニュー */
  .nav__drawer {
    display: flex;
    position: fixed;
    inset: 0;
    z-index: 15;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 44px;
    padding: 73px 20px 80px;
    background: var(--c-main);
    opacity: 0;
    visibility: hidden;
    transition: opacity .25s ease, visibility .25s ease;
  }
  .nav__drawer.is-open { opacity: 1; visibility: visible; }
  .nav__drawer a {
    font-weight: 900;
    font-size: clamp(18px, 5.6vw, 24px);
    letter-spacing: .05em;
    text-align: center;
  }
  /* メニューを開いてもヘッダー（ロゴ・日時・×）は上に出す */
  .nav__inner { z-index: 16; background: var(--c-main); }

  .hero { height: auto; }
  .hero__stage {
    width: auto;
    height: auto;
    transform: none;
    display: flex;
    flex-direction: column;
  }
  /* SPデザイン: キャッチコピーは中央寄せ */
  .hero__copy {
    order: 1;
    padding: 8vw 20px 0;
    max-width: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  /* SPデザイン(0826): ジグザグのコラージュストリップ（ロゴ・ネイビー菱形込み） */
  .hero__art { display: none; }
  .hero__collage-sp {
    display: block;
    order: 2;
    width: 100%;
    height: auto; /* width/height属性でアスペクト比を確保しつつ実寸は幅追従 */
    margin-top: 2.4vw;
    margin-bottom: 60px;
  }
  /* SPでは日時はヘッダー表示・ロゴ列も廃止のため、日付ブロックは丸ごと非表示 */
  .hero__datewrap { display: none; }
  /* SPデザインのヒーロー背景はテクスチャなしのほぼ白 */
  .hero { background: var(--c-white); }
  .hero__texture { display: none; }

  /* 375px幅のデザイン実寸(0826)を基準に、コピー全体を画面幅へ等比スケールさせる
     （ここでminが効くと文字だけ縮まず、引用符が画面外へはみ出すため下限は低めに） */
  .hero__line1 { font-size: clamp(24px, 9.07vw, 61px); padding-left: 0; }
  .hero__line2 { font-size: clamp(38px, 14.38vw, 104px); margin-left: 0; margin-top: 1.37vw; }
  .hero__line2-sm { font-size: clamp(30px, 11.14vw, 81px); }
  .q { font-size: clamp(42px, 15.93vw, 116px); }
  .q--open { left: -.51em; top: .24em; transform: rotate(180deg); }
  .q--close { right: -.55em; top: -.23em; }
  .hero__line3 { font-size: clamp(24px, 9.16vw, 61px); margin-left: 0; margin-top: 2.32vw; }
  .hero__line3-lg { font-size: clamp(38px, 15.62vw, 104px); }
  /* サブコピーはSPデザイン通り2行・中央（1行目テキスト / 2行目バッジ+テキスト） */
  .hero__sub {
    font-size: clamp(10px, 3.92vw, 25px);
    white-space: nowrap;
    flex-direction: column;
    flex-wrap: nowrap;
    align-items: center;
    gap: .6vw 0;
    justify-content: center;
    margin: 4.3vw 0 0;
  }
  .hero__sub-em { padding: 0 4px; margin-inline: 0 5px; }

  /* target: 2×2 */
  .t-cards { flex-wrap: wrap; gap: 10px; }
  .t-card { width: calc(50% - 5px); min-height: 0; }
  .t-card__label { font-size: 14px; height: auto; min-height: 52px; padding: 10px 0 0; }

  .schedule .container { padding-top: 60px; }
  .card__head { flex-direction: column; }
  .card__time {
    flex: none;
    min-height: 0;
    padding: 15px;
    font-size: 24px;
    border-bottom: 1px solid var(--c-white);
  }
  .card__titles {
    min-height: 0;
    padding: 30px 15px;
    gap: 8px;
  }
  .card__title { font-size: 18px; }
  .card__subtitle { font-size: 15px; }
  .card__body { padding: 25px 15px 15px; }
  .card__top {
    grid-template-columns: 1fr;
    grid-template-areas: "profile" "media" "lists";
    row-gap: 20px;
  }
  .card__profile { text-align: center; gap: 0; }
  .card__company { font-size: 18px; }
  .card__position { font-size: 14px; font-weight: 500; }
  .card__speaker { font-size: 20px; }
  .card__media {
    width: 100%;
    flex-direction: row-reverse;
    justify-content: center;
    align-items: center;
    gap: 20px;
  }
  .card__photo { width: 170px; height: 170px; }
  .card__logo { flex-shrink: 0; }
  .list__ttl { font-size: 16px; }
  .list__ttl img { width: 18px; height: 18px; }

  /* entry: SP幅 */
  .entry .hs-form-slot .hs-form label { font-size: 16px; }
  .entry .hs-form-slot .hs-form .hs-input:not([type="checkbox"]):not([type="radio"]) { height: 50px; }
}

/* --- スマホ --- */
@media (max-width: 700px) {
  /* SPヘッダー: ネイビー単色バー + ロゴ / 日時 / ハンバーガー */
  .nav__inner { min-height: 65px; padding: 6px 12px 6px 20px; gap: 8px; }
  .nav__logo { width: clamp(78px, 25.9vw, 97px); height: auto; flex-shrink: 0; }
  /* SPデザイン(95:1052): ロゴ / 2026.+バッジ・10.7水 12:00-14:20 / ハンバーガー */
  .nav__right { flex: 1; justify-content: space-between; align-items: center; gap: 6px; min-width: 0; }
  .nav__burger { width: 36px; height: 36px; flex-shrink: 0; }
  .nav__drawer { padding-top: 65px; }

  .h2__en { font-size: 18px; }
  .h2__ja { font-size: 26px; }
  .sp-br { display: block; }

  /* thanks: SPデザインが無いためLPのSP指定に揃える */
  .thanks { min-height: calc(100dvh - 65px); }
  .thanks__inner { padding: 60px 20px 30px; }
  .thanks__lead { margin-top: 24px; font-size: 16px; line-height: 1.8; letter-spacing: .05em; }
  .thanks__video { margin-top: 36px; }
  .thanks__video-ph { font-size: 15px; }
  .thanks__foot { padding-top: 50px; }
  .thanks__privacy, .thanks__copy { font-size: 13px; }
  .target__inner { gap: 30px; }

  .footer__inner { flex-direction: column; align-items: center; gap: 30px; }
  .footer__links { align-items: center; }
  .footer__lu { justify-content: flex-start; }

  .sp-cta { padding-inline: 16px; }
}

/* --- 狭幅スマホ(iPhone SE等) --- */
@media (max-width: 360px) {
  .nav__inner { padding-left: 12px; padding-right: 8px; }
  .nav__date-day, .nav__date-time { font-size: 5.5vw; }
}