@charset "utf-8";

/* ============================================================
   Shopify AI Commerce SHIFT — Event LP
   ============================================================ */

:root {
  --accent: #9DFF00;
  --purple: #4715AC;
  --purple-deep: #3A0F92;
  --ink: #181818;
  --bg: #EEEEEE;
  --white: #FFFFFF;
  --line: #DEDEDE;
  --radius: clamp(16px, 1.6vw, 30px);
  --card-radius: 24px;
  --small-radius: 14px;
  --gutter: clamp(10px, 1.1vw, 20px);
  --pad-x: clamp(20px, 3vw, 52px);
  --sec-gap: clamp(64px, 8vw, 128px);
  --font-en: Montserrat, "Noto Sans JP", sans-serif;
  --font-jp: "Noto Sans JP", sans-serif;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-en);
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

[id] { scroll-margin-top: 96px; }

img { display: block; }

a { color: var(--ink); text-decoration: none; }
a:hover { opacity: .7; }

h1, h2, h3, p { margin: 0; }

@keyframes marquee-left {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@keyframes marquee-right {
  from { transform: translateX(-50%); }
  to   { transform: translateX(0); }
}

.page { width: 100%; background: var(--bg); }

/* ---------- Buttons ------------------------------------------------ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  border: none;
  border-radius: 999px;
  font-family: var(--font-jp);
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
  transition: transform .2s ease;
}
.btn:hover { transform: translateY(-2px); opacity: 1; }
.btn__arrow { font-family: var(--font-en); }

.btn--dark {
  height: 48px;
  padding: 0 34px;
  background: var(--accent);
  color: var(--purple);
  font-size: 16px;
}
.btn--accent {
  height: 72px;
  padding: 0 67px;
  background: var(--accent);
  color: var(--purple);
  font-size: 20px;
}
.btn--hero {
  height: 82px;
  padding: 0 clamp(48px, 5.5vw, 96px);
  background: var(--accent);
  color: var(--purple);
  font-size: 24px;
}
.btn--submit {
  height: 72px;
  padding: 0 77px;
  background: var(--accent);
  color: var(--purple);
  font-size: 20px;
}
.btn-center { display: flex; justify-content: center; }
.btn-center--40 { margin-top: 40px; }
.btn-center--48 { margin-top: 48px; }
.btn-center--56 { margin-top: 56px; }

/* ---------- Header ------------------------------------------------- */

.header {
  width: 100%;
  background: var(--bg);
  padding: 0 var(--gutter);
  position: sticky;
  top: 0;
  z-index: 50;
}
.header__inner {
  margin: 0 auto;
  padding: 0 var(--pad-x);
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.header__logo {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: -.01em;
  font-family: var(--font-en);
}
.header__nav {
  display: flex;
  gap: 32px;
  font-family: var(--font-jp);
}
.header__nav a { font-size: 14px; }

/* ---------- Hero --------------------------------------------------- */

.hero {
  width: 100%;
  padding: 0 var(--gutter) var(--gutter);
}
.hero__frame {
  position: relative;
  width: 100%;
  border-radius: var(--radius);
  overflow: hidden;
  background: #4E27C8 url("https://bindec.jp/wp-content/uploads/2026/08/hero-background.jpg") center / cover no-repeat;
  isolation: isolate;
}
.hero__body {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: clamp(26px, 3vw, 48px);
  padding-bottom: clamp(48px, 4.8vw, 80px);
}

.hero__deco {
  position: absolute;
  pointer-events: none;
  z-index: 1;
  filter: drop-shadow(0 16px 30px rgba(10, 2, 40, .4));
}
.hero__deco--cart {
  top: 10%; left: 21%;
  width: clamp(104px, 11vw, 160px);
  transform: rotate(-13deg);
}
.hero__deco--arrow {
  top: 76%; left: 91%; right: auto;
  width: 12.3%;
  height: auto;
  transform: rotate(-6deg);
}
.hero__badge {
  position: absolute;
  top: 29%; left: 72.5%; right: auto;
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  width: 180px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: #FF5970;
  color: #FFFFFF;
  font-weight: 700;
  font-size: clamp(15px, 1.55vw, 22px);
  line-height: 1.25;
  letter-spacing: .02em;
  text-align: center;
  transform: rotate(9deg);
  box-shadow: 0 16px 34px rgba(10, 2, 40, .32);
}
.hero__badge::before {
  content: "";
  position: absolute;
  inset: 9px;
  border: 1px solid #FFFFFF;
  border-radius: 50%;
  pointer-events: none;
}
.hero__badge-en { font-family: var(--font-en); letter-spacing: .01em; }
.hero__badge-strong { font-size: 1.35em; line-height: 1.1; }
.hero__deco--ai {
  top: 37%; left: 5.5%;
  width: clamp(73px, 7.7vw, 112px);
  transform: rotate(-14deg);
  filter: drop-shadow(0 14px 26px rgba(10, 2, 40, .35));
}
.hero__deco--ai2 {
  top: 78%; right: 5%;
  width: clamp(73px, 7.7vw, 112px);
  transform: rotate(16deg);
  filter: drop-shadow(0 14px 26px rgba(10, 2, 40, .35));
}

/* Tilted tickers */
.ticker {
  position: relative;
  height: clamp(96px, 7vw, 124px);
  margin-top: clamp(24px, 2.4vw, 40px);
}
.ticker__row {
  position: absolute;
  left: -6%;
  width: 112%;
  overflow: hidden;
  padding: 10px 0;
}
.ticker__row--white {
  top: 14%;
  background: var(--white);
  transform: rotate(2.6deg);
}
.ticker__row--accent {
  top: 44%;
  background: var(--accent);
  transform: rotate(-2.6deg);
}
.ticker__track {
  display: flex;
  gap: 48px;
  width: max-content;
  color: var(--purple);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: .2em;
  white-space: nowrap;
}
.ticker__row--white .ticker__track { animation: marquee-right 34s linear infinite; }
.ticker__row--accent .ticker__track { animation: marquee-left 26s linear infinite; }

.hero__content {
  position: relative;
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: clamp(10px, 1.6vw, 28px) var(--pad-x) 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: clamp(18px, 2vw, 30px);
}
.hero__title-wrap {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
}
.hero__title {
  position: relative;
  z-index: 1;
  color: var(--white);
  font-weight: 900;
  line-height: .84;
  letter-spacing: -.04em;
  text-align: center;
}
.hero__title-sub {
  display: block;
  font-size: clamp(30px, 3.4vw, 62px);
  letter-spacing: -.02em;
  line-height: 1;
}
.hero__title-mid {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(10px, 1.4vw, 26px);
  font-size: clamp(56px, 10vw, 180px);
  text-transform: uppercase;
}
.hero__title-star {
  width: .52em;
  height: .52em;
  flex: none;
  display: block;
}
.hero__title-main {
  display: block;
  font-size: clamp(56px, 10vw, 180px);
  color: var(--accent);
  text-transform: uppercase;
}
.hero__lead {
  max-width: 1000px;
  text-align: center;
  color: rgba(255, 255, 255, .92);
  font-family: var(--font-jp);
  font-size: clamp(18px, 1.7vw, 28px);
  font-weight: 800;
  line-height: 1.7;
  text-wrap: pretty;
}
.hero__meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: baseline;
  gap: clamp(14px, 2vw, 34px);
}
.hero__date {
  display: flex;
  align-items: baseline;
  gap: clamp(6px, .7vw, 12px);
  color: var(--white);
  font-weight: 900;
  letter-spacing: -.01em;
}
.hero__date-year { font-size: clamp(20px, 2vw, 34px); }
.hero__date-day { font-size: clamp(40px, 4.8vw, 88px); line-height: .9; }
.hero__date-dow {
  border: 1.5px solid rgba(255, 255, 255, .65);
  border-radius: 6px;
  padding: 6px 14px;
  line-height: 1;
  font-size: clamp(16px, 1.2vw, 20px);
  font-weight: 600;
  letter-spacing: .14em;
  transform: translateY(-.3em);
}
.hero__time {
  color: var(--white);
  font-size: clamp(18px, 1.7vw, 26px);
  font-weight: 700;
  letter-spacing: .02em;
}
.hero__place {
  color: rgba(255, 255, 255, .82);
  font-size: clamp(16px, 1.4vw, 24px);
  font-family: var(--font-jp);
}

.hero__row {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--pad-x);
}
.hero__speakers {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
}
.hero-speaker {
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding: clamp(7px, .42vw, 10px);
  border-radius: 10px;
  background: rgba(255, 255, 255, .22);
  text-align: left;
}
.hero-speaker__photo {
  aspect-ratio: 1 / 1;
  border-radius: 6px;
  background: var(--white);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  color: rgba(24, 24, 24, .4);
  font-family: var(--font-jp);
  font-size: 13px;
}
.hero-speaker__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}
.hero-speaker__org {
  color: rgba(255, 255, 255, .85);
  font-family: var(--font-jp);
  font-size: 12px;
  line-height: 1.3;
}
.hero-speaker__name {
  color: var(--white);
  font-weight: 700;
  font-family: var(--font-jp);
  font-size: clamp(13px, 1.15vw, 16px);
  line-height: 1.3;
  margin-top: -4px;
  padding-bottom: clamp(2px, .4vw, 6px);
}
.hero__cta { display: flex; justify-content: center; }
.hero__logos {
  padding-top: clamp(6px, .8vw, 14px);
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: clamp(8px, 1vw, 18px);
}
.hero__logos .logo-ph {
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, .68);
}
.hero__logos .logo-ph img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
}
.hero-logos-strip { padding: clamp(28px, 3.5vw, 48px) 0; }

/* ---------- Section basics ---------------------------------------- */

.section {
  max-width: 1240px;
  margin: 0 auto;
  padding: var(--sec-gap) var(--pad-x) 0;
}
.section--tight { padding-top: clamp(44px, 6vw, 88px); }
.section--last { padding-bottom: clamp(80px, 10vw, 140px); }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 18px;
}
.eyebrow--center { justify-content: center; }
.eyebrow--mt { margin-top: 64px; }
.eyebrow__star { width: 15px; height: 15px; flex: none; }
.eyebrow__label {
  font-family: var(--font-en);
  font-weight: 800;
  font-size: 16px;
  letter-spacing: .1em;
  color: var(--purple);
}
.eyebrow__label--white { color: var(--white); }

.section__title {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 900;
  font-family: var(--font-jp);
  color: var(--ink);
  margin-bottom: 40px;
}
.section__title--white { color: var(--white); }
.section__title--center { text-align: center; }
.section__title--mb32 { margin-bottom: 32px; }
.section__title--mb28 { margin-bottom: 28px; }
.section__title--mb24 { margin-bottom: 24px; }

/* ---------- About -------------------------------------------------- */

.about { position: relative; }
.about__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(38px, 6vw, 96px);
}
.about__title {
  font-size: clamp(32px, 4vw, 50px);
  font-weight: 900;
  line-height: 1.6;
  font-family: var(--font-jp);
  text-wrap: pretty;
}
.about__body {
  display: flex;
  flex-direction: column;
  gap: 28px;
  font-family: var(--font-jp);
  font-size: 16px;
  font-weight: 700;
  line-height: 2;
  text-wrap: pretty;
}
.mk {
  background: linear-gradient(transparent 56%, var(--accent) 56%);
  color: inherit;
  padding: 0 .06em;
}

/* ---------- Marquee ------------------------------------------------ */

.marquee {
  width: 100%;
  padding: 0 var(--gutter);
  margin-top: clamp(4px, 2vw, 16px);
  overflow: hidden;
}
.marquee__track {
  display: flex;
  gap: 0;
  width: max-content;
  white-space: nowrap;
  will-change: transform;
}
.marquee__text {
  font-family: var(--font-en);
  font-weight: 900;
  font-size: clamp(72px, 14vw, 240px);
  color: var(--accent);
  letter-spacing: -.02em;
}

.marquee--footer {
  padding: 0;
  margin: 0 0 -30px;
  line-height: 1;
}
.marquee--footer .marquee__track { animation: marquee-left 80s linear infinite; }
.marquee--footer .marquee__text { color: var(--purple); letter-spacing: -.01em; }

/* ---------- Who should attend ------------------------------------- */

.who__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}
.who-card {
  position: relative;
  border-radius: 16px;
  padding: 44px 32px 36px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
}
.who-card__icon { width: 88px; height: 88px; object-fit: contain; }
.who-card__text {
  margin-top: 10px;
  font-family: var(--font-jp);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--white);
}
.who-card--1 {
  background: linear-gradient(135deg, #7B3FD4 0%, #5A1EC0 45%, #3A0F92 100%);
  transform: rotate(-3.4deg) translateY(14px);
  z-index: 3;
}
.who-card--2 {
  background: linear-gradient(135deg, #B18BEE 0%, #9163E2 45%, #6B3BC4 100%);
  transform: rotate(2.6deg) translateY(-18px);
  z-index: 2;
}
.who-card--3 {
  background: linear-gradient(135deg, #4A4A4A 0%, #2A2A2A 45%, #0D0D0D 100%);
  transform: rotate(-2deg) translateY(8px);
  z-index: 1;
}

/* ---------- Program ----------------------------------------------- */

.program {
  width: 100%;
  margin-top: var(--sec-gap);
  padding: 0 var(--gutter);
}
.program__frame {
  border-radius: var(--radius);
  background: var(--purple);
  padding: clamp(56px, 7vw, 100px) 0;
}
.program__inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 var(--pad-x);
}
.program__list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.p-card {
  border-radius: var(--card-radius);
  background: var(--white);
  padding: 40px 60px;
  display: flex;
  flex-direction: column;
}
.p-card + .p-card--single, .p-card--single { margin-top: 24px; }

.time {
  display: inline-flex;
  align-self: flex-start;
  align-items: center;
  background: var(--accent);
  padding: 1px 30px;
  border-radius: 999px;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 15px;
  color: var(--purple);
  letter-spacing: 1px;
}
.time--mt28 { margin-top: 28px; }

.p-label {
  display: block;
  margin-top: 16px;
  font-family: var(--font-jp);
  font-weight: 700;
  font-size: 15px;
  color: var(--purple);
}
.p-title {
  margin-bottom: 12px;
  font-size: 24px;
  font-weight: 900;
  line-height: 1.6;
  font-family: var(--font-jp);
  color: var(--ink);
}
.p-text {
  font-size: 16px;
  line-height: 1.8;
  font-family: var(--font-jp);
}
.p-card > .p-text { margin-bottom: 24px; }

.p-people {
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid #EDEDED;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.p-people--wide {
  padding-top: 28px;
  gap: 32px;
}
.person { display: flex; gap: 16px; align-items: center; }
.person__photo {
  width: 72px;
  height: 72px;
  flex: none;
  border-radius: 10px;
  background: #F0EEFA;
  overflow: hidden;
}
.person__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}
.person__info {
  font-size: 16px;
  line-height: 1.6;
  font-family: var(--font-jp);
}
.person__info > div:not(.person__name) { font-size: 14px; }
.person__name { font-weight: 700; }

.networking {
  margin-top: 24px;
  border-radius: var(--card-radius);
  background: var(--white);
  padding: 40px 60px;
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: 40px;
  align-items: center;
}
.networking__img {
  width: 100%;
  height: 220px;
  border-radius: 14px;
  object-fit: cover;
}
.networking__title {
  margin: 16px 0 12px;
  font-size: 24px;
  font-weight: 900;
  font-family: var(--font-jp);
  color: var(--ink);
}
.networking__text {
  font-size: 16px;
  line-height: 1.9;
  font-family: var(--font-jp);
}

/* ---------- Speakers ---------------------------------------------- */

.tag {
  display: inline-flex;
  align-items: center;
  height: 32px;
  padding: 0 18px;
  border-radius: 999px;
  background: var(--purple);
  color: var(--white);
  font-family: var(--font-jp);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .04em;
  margin-bottom: 20px;
}
.tag--guest { margin-top: 48px; }

.sp-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.sp-card {
  border-radius: var(--card-radius);
  background: linear-gradient(160deg, #FFFFFF, #F8F7FD);
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.sp-card__photo-wrap { display: flex; justify-content: center; }
.sp-card__photo {
  width: 170px;
  height: 170px;
  border-radius: 14%;
  background: #F0EEFA;
  overflow: hidden;
}
.sp-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}
.sp-card__head { text-align: center; }
.sp-card__name {
  font-size: 20px;
  font-weight: 700;
  font-family: var(--font-jp);
  color: var(--ink);
}
.sp-card__org {
  margin-top: 8px;
  font-size: 16px;
  font-family: var(--font-jp);
  color: var(--purple);
}
.sp-card__role {
  margin-top: 2px;
  font-size: 16px;
  font-family: var(--font-jp);
  color: var(--purple);
}
.sp-card__bio {
  font-size: 14px;
  line-height: 1.85;
  font-family: var(--font-jp);
}

/* ---------- Entry form -------------------------------------------- */

.form-card {
  max-width: 860px;
  margin: 0 auto;
  border-radius: var(--card-radius);
  background: #F9F9FD;
  padding: 10px;
}
.form-note {
  max-width: 860px;
  margin: 14px auto 0;
  font-size: 13px;
  line-height: 1.8;
  color: rgba(24, 24, 24, .7);
  text-align: center;
}
.form-note a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
.form-note a:hover { opacity: .7; }
.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.form-stack {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 20px;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 16px;
  font-family: var(--font-jp);
}
.field input,
.field select {
  height: 48px;
  border-radius: 12px;
  border: 1px solid #E4E1F2;
  background: var(--white);
  padding: 0 16px;
  font-size: 16px;
  font-family: inherit;
  color: var(--ink);
}
.field textarea {
  border-radius: 12px;
  border: 1px solid #E4E1F2;
  background: var(--white);
  padding: 12px 16px;
  font-size: 16px;
  font-family: inherit;
  line-height: 1.8;
  color: var(--ink);
  resize: vertical;
}
.form-submit {
  margin-top: 28px;
  display: flex;
  justify-content: center;
}

/* ---------- Overview table ---------------------------------------- */

.table { font-size: 16px; font-family: var(--font-jp); }
.table__row {
  display: grid;
  grid-template-columns: 240px 1fr;
  border-bottom: 1px solid var(--line);
}
.table__row:last-child { border-bottom: none; }
.table__th {
  padding: 20px 28px;
  font-weight: 700;
  color: var(--purple);
}
.table__td { padding: 20px 28px; }

.notes {
  margin-top: 24px;
  font-family: var(--font-jp);
  border-top: 1px solid var(--line);
  display: grid;
  grid-template-columns: 240px 1fr;
}
.notes__th {
  padding: 28px;
  font-size: 16px;
  font-weight: 700;
  color: var(--purple);
  white-space: nowrap;
}
.notes__body {
  padding: 28px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  font-size: 13px;
  line-height: 1.9;
  color: rgba(24, 24, 24, .7);
}
.policy-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.policy-links a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.policy-links a:hover { opacity: .7; }
.table__td a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}
.table__td a:hover { opacity: .7; }

/* ---------- Organizers ------------------------------------------- */

.org-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.org-card {
  border-radius: 16px;
  background: var(--white);
  padding: 26px 0 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.org-card__label {
  font-size: 15px;
  font-family: var(--font-jp);
  color: var(--purple);
  font-weight: 700;
}
.org-card__logo {
  width: 100%;
  height: 100px;
  border-radius: var(--small-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-family: var(--font-jp);
  color: rgba(24, 24, 24, .5);
}
.org-card__logo img { max-width: 100%; max-height: 100%; object-fit: contain; }
.org-single { display: flex; justify-content: center; }
.org-single .org-card { width: 360px; }

/* ---------- Footer ----------------------------------------------- */

.footer { width: 100%; background: var(--purple); }
.footer__inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 80px var(--pad-x);
  display: flex;
  flex-direction: column;
  gap: 28px;
  align-items: center;
  text-align: center;
}
.footer__note {
  color: rgba(255, 255, 255, .7);
  font-family: var(--font-jp);
  font-size: 13px;
}

/* ---------- Responsive ------------------------------------------- */

.br-sp { display: none; }

/* デザイン幅未満：バッジはPCと同じくタイトル右側に置き、幅に応じて縮小 */
@media (max-width: 1240px) {
  .hero__badge {
    left: auto !important;
    top: auto !important;
    right: 0;
    bottom: -28px;
    width: clamp(96px, 12vw, 150px);
    font-size: clamp(11px, 1.35vw, 18px);
    box-shadow: 0 10px 22px rgba(10, 2, 40, .3);
  }
  .hero__badge::before { inset: 7px; }
}

/* タブレット：ショッピングカート以外の装飾アイコンは非表示 */
@media (max-width: 1024px) {
  .hero__deco--ai,
  .hero__deco--ai2,
  .hero__deco--arrow { display: none; }
}

@media (max-width: 900px) {
  .about__grid { grid-template-columns: 1fr; }
  .who__cards { grid-template-columns: 1fr; gap: 12px; }
  .who-card { transform: none; }
  .sp-grid { grid-template-columns: 1fr 1fr; }
  .org-grid { grid-template-columns: 1fr; }
  .org-single .org-card { width: 100%; }
  .hero__speakers { grid-template-columns: repeat(3, 1fr); }
  .hero__logos { grid-template-columns: repeat(4, 1fr); }
  .networking { grid-template-columns: 1fr; padding: 32px 28px; }
  .p-card { padding: 32px 28px; }
  .header__nav { display: none; }
}

@media (max-width: 640px) {
  /* イベントタイトルが両サイドで切れないよう縮小 */
  .hero__title { letter-spacing: -.045em; }
  .hero__title-sub { font-size: 6.6vw; }
  .hero__title-mid { font-size: 9.6vw; gap: 1.8vw; flex-wrap: nowrap; white-space: nowrap; }
  .hero__title-main { font-size: 16vw; }

  /* ショッピングカート以外の装飾アイコンは非表示 */
  .hero__deco--ai,
  .hero__deco--ai2,
  .hero__deco--arrow { display: none; }

  /* メインビジュアル下の各社ロゴは中央揃え */
  .hero__logos { grid-template-columns: repeat(2, 1fr); justify-items: center; }
  .hero__logos .logo-ph { width: 100%; height: 72px; justify-content: center; }

  .br-sp { display: inline; }
  .sp-grid { grid-template-columns: 1fr; }

  /* \u30d0\u30c3\u30b8\u306f\u30bf\u30a4\u30c8\u30eb\u4e0b\u306b\u56de\u308a\u8fbc\u307e\u305b\u3066\u4e2d\u592e\u63c3\u3048 */
  .hero__title-wrap { flex-wrap: nowrap; }
  .hero__badge {
    position: absolute !important;
    left: auto !important;
    top: auto !important;
    right: -29px;
    bottom: -34px;
    width: 90px;
    gap: 0;
    margin: 0;
    font-size: 11px;
    box-shadow: 0 8px 18px rgba(10, 2, 40, .3);
  }
  .hero__badge::before { inset: 6px; }

  /* \u30d8\u30c3\u30c0\u30fc\u3068CTA\u306e\u6a2a\u5e45\u3092\u753b\u9762\u5e45\u306b\u53ce\u3081\u308b */
  .header__logo { font-size: 13px; }
  .btn--dark { height: 42px; padding: 0 20px; font-size: 13px; }
  .btn--hero { height: 64px; padding: 0 28px; font-size: 17px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-card { padding: 10px; }
  .table__row,
  .notes { grid-template-columns: 1fr; }
  .table__th, .table__td { padding: 14px 16px; }
  .table__th { padding-bottom: 0; }
  .notes__th, .notes__body { padding: 20px 16px; }
  .btn--accent, .btn--submit { padding: 0 40px; font-size: 17px; }
  .marquee--footer { margin-bottom: -6px; }
}

/* ---------- Motion ----------------------------------------------- */

@keyframes heroRise {
  from { opacity: 0; translate: 0 46px; }
  to   { opacity: 1; translate: 0 0; }
}
@keyframes heroPop {
  0%   { opacity: 0; scale: .72; }
  62%  { opacity: 1; scale: 1.07; }
  100% { opacity: 1; scale: 1; }
}
@keyframes decoIn {
  from { opacity: 0; scale: .5; }
  to   { opacity: 1; scale: 1; }
}
@keyframes floatSoft {
  0%, 100% { translate: 0 var(--pY, 0px); }
  50%      { translate: 0 calc(var(--pY, 0px) + 16px); }
}
@keyframes floatSoftAlt {
  0%, 100% { translate: 0 var(--pY, 0px); }
  50%      { translate: 0 calc(var(--pY, 0px) - 18px); }
}
@keyframes starIn {
  from { opacity: 0; scale: 0; rotate: -160deg; }
  to   { opacity: 1; scale: 1; rotate: 0deg; }
}
@keyframes starPulse {
  0%, 100% { scale: 1; }
  50%      { scale: 1.14; }
}

/* メインビジュアル：読み込み後に順に立ち上がり、装飾はゆっくり漂う */
.js-motion .hero__title-sub,
.js-motion .hero__title-mid,
.js-motion .hero__title-main,
.js-motion .hero__lead,
.js-motion .hero__meta,
.js-motion .hero-speaker,
.js-motion .hero__cta,
.js-motion .hero__badge,
.js-motion .hero__deco { opacity: 0; }

.is-ready .hero__title-sub   { animation: heroRise .9s cubic-bezier(.2,.8,.25,1) .10s both; }
.is-ready .hero__title-mid   { animation: heroRise .9s cubic-bezier(.2,.8,.25,1) .22s both; }
.is-ready .hero__title-main  { animation: heroRise .9s cubic-bezier(.2,.8,.25,1) .34s both; }
.is-ready .hero__title-star  { animation: starIn 1s cubic-bezier(.2,.9,.25,1) .52s both,
                                          starPulse 4.6s ease-in-out 1.7s infinite; }
.is-ready .hero__lead        { animation: heroRise .9s cubic-bezier(.2,.8,.25,1) .50s both; }
.is-ready .hero__meta        { animation: heroRise .9s cubic-bezier(.2,.8,.25,1) .60s both; }
.is-ready .hero__badge       { animation: heroPop 1s cubic-bezier(.2,.9,.3,1) .95s both; }
.is-ready .hero__cta         { animation: heroRise .9s cubic-bezier(.2,.8,.25,1) 1.10s both; }
.is-ready .hero-speaker      { animation: heroRise .8s cubic-bezier(.2,.8,.25,1) both; }
.is-ready .hero-speaker:nth-child(1) { animation-delay: .70s; }
.is-ready .hero-speaker:nth-child(2) { animation-delay: .76s; }
.is-ready .hero-speaker:nth-child(3) { animation-delay: .82s; }
.is-ready .hero-speaker:nth-child(4) { animation-delay: .88s; }
.is-ready .hero-speaker:nth-child(5) { animation-delay: .94s; }
.is-ready .hero-speaker:nth-child(6) { animation-delay: 1.00s; }

.is-ready .hero__deco--cart  { animation: decoIn 1.1s cubic-bezier(.2,.9,.3,1) .30s both,
                                          floatSoft 7s ease-in-out 1.3s infinite; }
.is-ready .hero__deco--ai    { animation: decoIn 1.1s cubic-bezier(.2,.9,.3,1) .45s both,
                                          floatSoftAlt 8.4s ease-in-out 1.5s infinite; }
.is-ready .hero__deco--ai2   { animation: decoIn 1.1s cubic-bezier(.2,.9,.3,1) .60s both,
                                          floatSoft 9.2s ease-in-out 1.2s infinite; }
.is-ready .hero__deco--arrow { animation: decoIn 1.1s cubic-bezier(.2,.9,.3,1) .75s both,
                                          floatSoftAlt 7.8s ease-in-out 1.6s infinite; }

/* メインビジュアル以下：下からふわっとフェードイン */
.js-motion [data-reveal] {
  opacity: 0;
  translate: 0 38px;
  transition: opacity .9s cubic-bezier(.16,.8,.3,1), translate 1.05s cubic-bezier(.16,.8,.3,1);
}
.js-motion [data-reveal].is-in { opacity: 1; translate: 0 0; }

@media (prefers-reduced-motion: reduce) {
  .js-motion [data-reveal],
  .js-motion .hero__title-sub,
  .js-motion .hero__title-mid,
  .js-motion .hero__title-main,
  .js-motion .hero__title-star,
  .js-motion .hero__lead,
  .js-motion .hero__meta,
  .js-motion .hero-speaker,
  .js-motion .hero__cta,
  .js-motion .hero__badge,
  .js-motion .hero__deco {
    opacity: 1 !important;
    translate: none !important;
    animation: none !important;
    transition: none !important;
  }
  .ticker__track,
  .marquee--footer .marquee__track { animation: none !important; }
}