/* ============================================================
   TABLE OF CONTENTS
   1. Custom Properties (Design Tokens)
   2. Reset & Base
   3. Typography Utilities
   4. Layout Utilities
   5. Buttons
   6. Header
   7. Drawer (SP nav)
   8. Hero
   9. About
   10. Timetable
   11. Overview
   12. Previous
   13. FAQ
   14. Footer
   15. Animations & Scroll Reveal
   16. Media Queries 遯ｶ�ｽ SP (max-width: 767px)
   17. Media Queries 遯ｶ�ｽ Tablet (768px 遯ｶ�ｽ 1023px)
============================================================ */

/* ============================================================
   1. DESIGN TOKENS
============================================================ */
:root {
  /* Colors */
  --c-bg:           #1A1A1C;
  --c-bg-deep:      #1A1A1C;
  --c-bg-section:   #1A1A1C;
  --c-bg-card:      #1E1E22;
  --c-purple:       #7B2FBE;
  --c-purple-light: #9B4FDE;
  --c-purple-deep:  #5A1A9A;
  --c-yellow:       #F5C842;
  --c-yellow-light: #FFD966;
  --c-white:        #FFFFFF;
  --c-gray:         #888899;
  --c-gray-light:   #B0B0C0;
  --c-text:         #E8E8F0;
  --c-border:       rgba(255,255,255,0.09);

  /* Gradients */
  --g-purple:  linear-gradient(135deg, #7B2FBE 0%, #4A1A8A 100%);
  --g-hero:    linear-gradient(180deg, #1A1A1C 0%, #1A1A1C 50%, #1A1A1C 100%);
  --g-top-bar: linear-gradient(90deg, var(--c-purple) 0%, var(--c-yellow) 50%, var(--c-purple-light) 100%);

  /* Spacing */
  --sp-section: 88px;
  --sp-container: 40px;

  /* Radius */
  --r-sm:  4px;
  --r-md:  8px;
  --r-lg:  16px;
  --r-xl:  20px;

  /* Transition */
  --ease: cubic-bezier(.4,0,.2,1);
}

/* ============================================================
   2. RESET & BASE
============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 64px;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.7;
  overflow-x: hidden;
  padding-top: 64px; /* 固定ヘッダーの高さ分。Heroの箱はこの真下から始まる */
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; }

ul { list-style: none; }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* ============================================================
   3. TYPOGRAPHY UTILITIES
============================================================ */
.section-label {
  font-family: 'Barlow', sans-serif;
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--c-purple-light);
  margin-bottom: 8px;
}

.section-title {
  font-size: clamp(22px, 3vw, 36px);
  font-weight: 900;
  color: var(--c-white);
  line-height: 1.3;
  margin-bottom: 40px;
}

/* Large Barlow heading used in TT / Overview / Previous / FAQ */
.section-heading {
  font-family: 'Barlow', sans-serif;
  font-weight: 900;
  font-size: clamp(36px, 6vw, 72px);
  color: var(--c-white);
  letter-spacing: -0.03em;
  text-transform: uppercase;
  margin-bottom: 48px;
  line-height: 1;
}

.section-heading span { color: var(--c-purple-light); }

.zoom-badge {
  display: inline-block;
  background: #2D8CFF;
  color: white;
  font-family: 'Barlow', sans-serif;
  font-weight: 700;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: 3px;
  vertical-align: middle;
  margin-right: 6px;
}

/* ============================================================
   4. LAYOUT UTILITIES
============================================================ */
.section {
  padding: var(--sp-section) var(--sp-container);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

.pc-only { display: block; }

/* ============================================================
   5. BUTTONS
============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-decoration: none;
  font-family: 'Noto Sans JP', sans-serif;
  font-weight: 700;
  border-radius: var(--r-sm);
  transition: background .2s var(--ease), transform .2s var(--ease), box-shadow .2s var(--ease);
}

.btn--primary {
  background: var(--c-yellow);
  color: #1A1A1C;
  font-size: 13px;
  padding: 10px 22px;
}

.btn--primary:hover {
  background: var(--c-yellow-light);
  transform: translateY(-1px);
}

.btn--register {
  background: var(--c-yellow);
  color: #1A1A1C;
  font-size: 15px;
  padding: 16px 40px;
}

.btn--register svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.btn--register:hover {
  background: var(--c-yellow-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(245,200,66,.3);
}

.btn--sm { font-size: 12px; padding: 8px 18px; }

.btn--full { width: 100%; }

/* ============================================================
   6. HEADER
============================================================ */
#header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 900;
  height: 64px;
  background: #1A1A1C;
  transition:
    backdrop-filter .4s var(--ease),
    background      .4s var(--ease);
}

#header.scrolled {
  background: rgba(26,26,28,.6);
  backdrop-filter: blur(32px);
  -webkit-backdrop-filter: blur(32px);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--sp-container);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand {
  font-family: 'Barlow', sans-serif;
  font-weight: 800;
  font-size: 20px;
  color: rgba(204, 204, 204, 1);
  letter-spacing: -.02em;
}

.brand-x { color: var(--c-purple-light); }

.conf-label {
  font-family: 'Barlow', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .1em;
  color: var(--c-gray);
  text-transform: uppercase;
  border-left: 1px solid var(--c-border);
  padding-left: 10px;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.header-nav a:not(.btn) {
  font-size: 14px;
  font-weight: 700;
  color: var(--c-gray-light);
  text-decoration: none;
  letter-spacing: .04em;
  transition: color .2s;
}

.header-nav a:not(.btn):hover { color: var(--c-white); }

/* Hamburger (hidden on PC) */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  padding: 4px;
}

.hamburger span {
  display: block;
  height: 2px;
  background: var(--c-white);
  border-radius: 2px;
  transition: transform .3s var(--ease), opacity .3s;
}

.hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.is-open span:nth-child(2) { opacity: 0; }
.hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   7. DRAWER
============================================================ */
.drawer {
  position: fixed;
  inset: 64px 0 0 0;
  z-index: 800;
  background: var(--c-bg);
  padding: 32px 24px;
  transform: translateX(100%);
  transition: transform .35s var(--ease);
  display: flex;
  flex-direction: column;
}

.drawer.is-open { transform: translateX(0); }

.drawer-overlay {
  position: fixed;
  inset: 64px 0 0 0;
  z-index: 790;
  background: rgba(0,0,0,.6);
  opacity: 0;
  pointer-events: none;
  transition: opacity .35s var(--ease);
}

.drawer-overlay.is-visible {
  opacity: 1;
  pointer-events: all;
}

.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.drawer-link {
  display: block;
  padding: 16px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--c-gray-light);
  text-decoration: none;
  border-bottom: 1px solid var(--c-border);
  transition: color .2s;
}

.drawer-link:hover { color: var(--c-white); }

.drawer-cta {
  margin-top: 24px;
  width: 100%;
  justify-content: center;
  font-size: 15px;
  padding: 14px;
}

/* ============================================================
   8. HERO
============================================================ */
.hero {
  min-height: calc(100svh - 64px);
  background: var(--c-bg);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding: 56px var(--sp-container);
  scroll-margin-top: 64px;
}

.hero-left-img,
.hero-right-img {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 320px;
  pointer-events: none;
}

.hero-left-img {
  left: -87px;
  top: 0;
  width: 364px;
  bottom: 0;
  height: auto;
}
.hero-right-img {
  right: 0;
  top: -120px;
  width: 320px;
  bottom: 0;
  height: auto;
}

.hero-left-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: right center;
}

.hero-right-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: left center;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 680px;
  width: 100%;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.hero-kana {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.12em;
  margin-bottom: 4px;
  background: linear-gradient(90deg, #0084FF 0.01%, #9603F1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-en {
  font-family: 'Barlow', sans-serif;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.08em;
  background: linear-gradient(90deg, #0084FF 0.01%, #9603F1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 24px;
}

.hero-catch {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 64px;
  font-weight: 900;
  color: #fff;
  line-height: 1.35;
  letter-spacing: -0.01em;
  margin-bottom: 28px;
}

.hero-date-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 32px;
  flex-wrap: wrap;
  justify-content: center;
}

.hero-date-num {
  font-family: 'Barlow', sans-serif;
  font-size: clamp(48px, 7vw, 72px);
  font-weight: 900;
  color: #C8A84B;
  letter-spacing: -0.02em;
  line-height: 1;
}

.hero-date-dow {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  font-weight: 500;
  color: #C8A84B;
}

.hero-date-time {
  font-family: 'Barlow', sans-serif;
  font-size: clamp(22px, 3.5vw, 36px);
  font-weight: 700;
  color: #C8A84B;
  letter-spacing: 0.01em;
}

.hero-date-place {
  font-family: 'Barlow', sans-serif;
  font-size: clamp(16px, 2.5vw, 24px);
  font-weight: 700;
  color: #C8A84B;
  letter-spacing: 0.04em;
}

.hero-stats {
  display: flex;
  align-items: stretch;
  gap: 48px;
  margin-bottom: 36px;
}

.hero-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 22px 52px;
  position: relative;
}

/* 左側ブラケット ［ （縦線フル＋上下横線） */
.hero-stat::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(#C8A84B, #C8A84B) top left    / 24px 2px,
    linear-gradient(#C8A84B, #C8A84B) left        / 2px 100%,
    linear-gradient(#C8A84B, #C8A84B) bottom left / 24px 2px;
  background-repeat: no-repeat;
  pointer-events: none;
}

/* 右側ブラケット ］ （縦線フル＋上下横線） */
.hero-stat::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(#C8A84B, #C8A84B) top right    / 24px 2px,
    linear-gradient(#C8A84B, #C8A84B) right        / 2px 100%,
    linear-gradient(#C8A84B, #C8A84B) bottom right / 24px 2px;
  background-repeat: no-repeat;
  pointer-events: none;
}

.hero-stat-divider { display: none; }

.hero-stat-label {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  color: #fff;
  font-weight: 700;
  margin-bottom: 2px;
  font-style: bold;
}

.hero-stat-num {
  font-family: 'Barlow', sans-serif;
  font-size: 52px;
  font-weight: 700;
 color: #fff;
  line-height: 1;
}

.hero-stat-unit {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  font-weight: 700;
  color: #C8A84B;
}

.hero-stat-sub {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 13px;
  color: #C8A84B;
  font-weight: 700;
  margin-top: 4px;
}

.hero-title-img {
  width: 100%;
  max-width: 720px;
  height: auto;
  display: block;
  margin: 0 auto;
}

.hero-number-img {
  width: 100%;
  max-width: 580px;
  height: auto;
  display: block;
  margin: 0 auto;
  margin-top: 32px;
  margin-bottom: 34px;
}

.hero-btn {
  width: auto;
  min-width: 226px;
  justify-content: center;
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  box-shadow: 0 0 32px rgba(150,3,241,0.65), 0 0 60px rgba(0,132,255,0.4), 0 8px 32px rgba(0,0,0,0.35);
}

/* ============================================================
   9. CONCEPT
============================================================ */
.concept {
  background: var(--c-bg);
  border-top: 1px solid rgba(255,255,255,0.06);
}

.concept-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 40px;
  font-weight: 700;
  background: linear-gradient(90deg, #DCAF58 0%, #8F5213 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
  margin-bottom: 32px;
  line-height: 1;
  letter-spacing: 0.12em;
}

/* 「、」句読点の字間を詰める */
.concept-title-comma {
  letter-spacing: -0.4em;
}

.concept-lead {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 24px;
  color: rgba(255,255,255,0.85);
  text-align: center;
  line-height: 2.4;
  margin-bottom: 64px;
  font-weight: 700;
}

.concept-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  margin-bottom: 56px;
}

.concept-text {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.concept-item { display: flex; flex-direction: column; gap: 16px; max-width: 920px; }

.concept-item-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 15px;
  font-weight: 700;
  background: linear-gradient(90deg, #DCAF58 0%, #8F5213 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  padding-bottom: 12px;
  border-bottom: none;
  display: flex;
  align-items: center;
  gap: 12px;
}

.concept-item-title::before {
  display: none;
}

/* ゴールドラインをタイトル右に配置 */
.concept-item-title::after {
  content: '';
  display: block;
  flex-shrink: 0;
  width: 224px;
  height: 1px;
  background: linear-gradient(90deg, #DCAF58 0%, #8F5213 100%);
  border: none;
}

.concept-item-title--gold { color: inherit; }

.concept-item-body {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  color: rgba(255,255,255,0.7);
  line-height: 2;
  font-weight: 700;
}

.concept-diagram svg {
  width: 100%;
  height: auto;
}

.concept-diagram-img {
  width: 100%;
  max-width: 420px;
  height: auto;
  display: block;
  margin: 0 auto;
}

.concept-chevron {
  width: 150px;
  height: 110px;
  display: block;
}

.concept-footer {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.concept-arrows { display: flex; justify-content: center; }

.concept-footer-text {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: clamp(18px, 2.5vw, 28px);
  font-weight: 900;
  background: linear-gradient(90deg, #DCAF58 0%, #8F5213 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: center;
  margin-top: -20px;
}

@media (max-width: 767px) {
  .concept-grid { grid-template-columns: 1fr; gap: 40px; }
  .concept-lead { text-align: left; }
}

/* ============================================================
   10. TIMETABLE
============================================================ */
.timetable { background: var(--c-bg); }

/* デスクトップで見出し・時刻・カードを中央寄せの1カラムに（完成イメージ準拠：カード幅920px） */
.timetable .container { max-width: 920px; }

/* Heading */
.tt-heading-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 8px;
}

.tt-heading {
  font-family: 'Sweet Sans Pro', 'Barlow', sans-serif;
  font-size: 56px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0;
  color: #fff;
  white-space: nowrap;
}

.tt-heading-line {
  flex: 1;
  height: 4px;
  background: linear-gradient(90deg, rgba(90,31,219,1) 50%, rgba(160,93,237,1) 50%);
}

.tt-note {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 12px;
  color: #FFFFFF;
  margin-bottom: 40px;
}

/* Session block */
.tt-session {
  margin-bottom: 40px;
}

.tt-time-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 12px;
}

.tt-time {
  font-family: 'Barlow', sans-serif;
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1;
}

.tt-tag {
  font-family: 'Barlow', sans-serif;
  font-size: 11px;
  font-weight: 700;
  color: rgba(255,255,255,0.55);
  letter-spacing: 0.08em;
  padding-top: 4px;
}

.tt-tag--opening {
  background: linear-gradient(90deg, #DCAF58 0%, #8F5213 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
  font-size: 13px;
}

.tt-tag--special {
  background: linear-gradient(90deg, #DCAF58 0%, #8F5213 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* LIGHTNING TALK / 1〜3 をゴールドグラデーション文字に */
.tt-tag--lightning {
  background: linear-gradient(90deg, #DCAF58 0%, #8F5213 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
  font-size: 13px;
}

.tt-card--has-hex {
  position: relative;
  overflow: visible;
}

/* Speaker hex — overlaps top-right corner of card */
.tt-speaker-hex {
  position: absolute;
  top: -50px;
  right: -30px;
  width: 168px;
  height: 186px;
  flex-shrink: 0;
  z-index: 2;
  opacity: 1;
}

/* Gradient border via layered pseudo-elements */
/* 画像にすでに六角形枠が焼き込み済みのため疑似要素は非表示 */
.tt-speaker-hex::before,
.tt-speaker-hex::after {
  display: none;
}

.tt-speaker-hex img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  clip-path: none;
  filter: none;
  z-index: 1;
}

/* ロゴ用（Astemo等）も同様 */
.tt-speaker-hex--logo img {
  inset: 0;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  transform: none;
  object-fit: contain;
  filter: none;
  clip-path: none;
}

/* 大きい右上hexとタイトル/本文が重ならないよう右側に余白を確保 */
.tt-card--has-hex .tt-card-title,
.tt-card--has-hex .tt-card-desc {
  padding-right: 0;
}

/* Sponsor hex */
.tt-sponsor-hex {
  margin-left: auto;
  width: 88px;
  height: 96px;
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  background: #EDEDED;
  border: 1.5px solid #C8A84B;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.tt-sponsor-hex img {
  width: 70%;
  height: auto;
  object-fit: contain;
}

.tt-sponsor-name {
  font-family: 'Barlow', sans-serif;
  font-size: 18px;
  font-weight: 800;
  color: #C8A84B;
  letter-spacing: -0.01em;
}

/* Card */
.tt-card {
  background: #FFFFFF;
  border: none;
  border-radius: 8px;
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 920px;
  overflow: visible;
}

.tt-card--special {
  border: 2px solid #C8A84B;
  background: #fff;
}

.tt-card-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 32px;
  font-weight: 700;
  color: #1A1A1C;
  line-height: 1.2;
  letter-spacing: 0;
  max-width: 690px;
}

.tt-card--special .tt-card-title {
  color: #1A1A1C;
}

.tt-card-subtitle {
  font-size: 24px;
  font-weight: 700;
  color: rgba(26, 26, 28, 1);
  display: block;
  white-space: nowrap;
}

.tt-card-desc {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  color: rgba(26,26,28,1);
  line-height: 1.75;
  font-weight: 700;
  letter-spacing: 0;
}

.tt-card--special .tt-card-desc {
  color: #444;
}

.tt-card-speaker {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 12px;
  font-weight: 700;
  color: rgba(26,26,28,0.6);
}

.tt-card--special .tt-card-speaker {
  color: rgba(255,255,255,0.55);
}

.tt-speaker-name {
  font-weight: 700;
  color: #1A1A1C;
  margin-right: 6px;
}

.tt-card--special .tt-speaker-name {
  color: rgba(255,255,255,0.85);
}

/* ③ Special カード白背景に合わせた文字色の上書き */
.tt-card--special .tt-card-subtitle { color: #555; }
.tt-card--special .tt-speaker-item-name { color: #1A1A1C; }
.tt-card--special .tt-speaker-item-title { color: #666; }
.tt-card--special .tt-speakers-x { color: rgba(123,79,200,0.45); }

.tt-card-speaker {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0;
  text-align: left;
  color: #1A1A1C;
}

.tt-speaker-name {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 18px;
  font-weight: 700;
  line-height: 1.5;
  letter-spacing: 0;
  color: #1A1A1C;
  margin-right: 6px;
}

/* TBA card */
.tt-card--tba {
  position: relative;
  min-height: 120px;
  justify-content: center;
  align-items: center;
  gap: 8px;
}

.tt-tba-lines {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 100%;
}

.tt-tba-lines span {
  display: block;
  height: 10px;
  border-radius: 4px;
  background: #E4E4E7;
}

.tt-tba-lines span:nth-child(1) { width: 85%; }
.tt-tba-lines span:nth-child(2) { width: 72%; }
.tt-tba-lines span:nth-child(3) { width: 90%; }
.tt-tba-lines span:nth-child(4) { width: 60%; }
.tt-tba-lines span:nth-child(5) { width: 78%; }

.tt-tba-lines--bottom span:nth-child(1) { width: 80%; }
.tt-tba-lines--bottom span:nth-child(2) { width: 55%; }

.tt-tba-badge {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: #FFFFFF;
  background: linear-gradient(90deg, #DCAF58 0%, #C8A84B 100%);
  padding: 6px 20px;
  border-radius: 4px;
  white-space: nowrap;
  align-self: center;
}

/* Special session speakers row */
.tt-speakers-row {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  flex-wrap: wrap;
  margin: 8px 0;
}

.tt-speaker-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 120px;
}

.tt-speaker-hex-lg {
  position: relative;
  width: 223px;
  height: 194px;
  flex-shrink: 0;
}

/* Astemoと同じゴールドグラデーションの枠 */
/* 画像にすでに六角形枠が焼き込み済みのため疑似要素は非表示 */
.tt-speaker-hex-lg::before,
.tt-speaker-hex-lg::after {
  display: none;
}

.tt-speaker-hex-lg img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  clip-path: none;
  filter: none;
  z-index: 1;
}

.tt-speaker-hex-lg--empty {
  background: rgba(200,168,75,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
}

.tt-speaker-hex-lg--empty span {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: rgba(255,255,255,0.5);
}

.tt-speakers-x {
  font-family: 'Barlow', sans-serif;
  font-size: 34px;
  font-weight: 300;
  color: rgba(167,139,250,0.55);
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  top: 65px;
  opacity: 1;
}

.tt-speakers-x img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.tt-speaker-item-name {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: rgba(26, 26, 28, 1);
  text-align: center;
}

.tt-speaker-item-title {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  color:rgba(26, 26, 28, 1);
  text-align: center;
  line-height: 1.6;
  font-weight: 700;
}

@media (max-width: 767px) {
  .tt-time { font-size: 28px; }
  .tt-heading { font-size: 28px; }
  .tt-card-title { font-size: 22px; }
  .tt-speaker-hex { width: 60px; height: 66px; }
  .tt-speakers-row { gap: 8px; }
  .tt-speakers-x {
    font-size: 24px;
    width: 40px;
    height: 40px;
    top: 28px;
  }
  .tt-speaker-hex-lg { width: 88px; height: 98px; }
}

/* ============================================================
   11. OVERVIEW
============================================================ */
.overview {
  background: linear-gradient(180deg, #1A1A1C 0%, #5A1FDB 100%);
  padding: var(--sp-section) var(--sp-container);
}

/* section-heading は上書き不要（共通スタイル流用） */

.ov-wrapper {
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
}

.ov-title-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

.ov-title {
  font-family: 'Sweet Sans Pro', 'Barlow', sans-serif;
  font-size: 56px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0;
  color: #fff;
  white-space: nowrap;
}

.ov-divider {
  flex: 1;
  height: 4px;
  background: linear-gradient(90deg, rgba(90,31,219,1) 50%, rgba(160,93,237,1) 50%);
}

.ov-card {
  background: #1A1A1C;
  border-radius: 18px;
  padding: 44px 105px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hex-img {
  position: absolute;
  pointer-events: none;
  user-select: none;
}
.hex-img svg {
  width: 100%;
  height: auto;
  display: block;
}

.ov-row {
  display: grid;
  grid-template-columns: 130px 1fr;
  align-items: start;
  padding: 22px 0;
  position: relative;
  z-index: 1;
}

.ov-label {
  display: flex;
  align-items: center;
  gap: 7px;
  color: #C8A84B;
  font-size: 20px;
  font-weight: 700;
  font-family: 'Noto Sans JP', sans-serif;
  line-height: 1.75;
  letter-spacing: 0;
  padding-top: 5px;
}

.ov-label svg { flex-shrink: 0; opacity: 0.95; }

.val-date { font-family: 'Barlow', sans-serif; color: #fff; line-height: 1.1; }
.val-date .yr  { font-size: 32px; font-weight: 700; }
.val-date .md  { font-size: 48px; font-weight: 700; }
.val-date .dow { font-size: 18px; font-weight: 700; color: #fff; }

.time-row { display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; }
.t-label  { font-size: 14px; font-weight: 700; color: #fff; font-family: 'Noto Sans JP', sans-serif; }
.t-big    { font-family: 'Barlow', sans-serif; font-size: 44px; font-weight: 900; color: #fff; letter-spacing: -0.01em; line-height: 1; }

.val-main { font-size: 26px; font-weight: 700; color: #fff; line-height: 1.2; font-family: 'Noto Sans JP', sans-serif; }
.val-free { font-size: 32px; font-weight: 900; color: #fff; font-family: 'Noto Sans JP', sans-serif; }
.val-sub  { font-size: 14px; color: #fff; margin-top: 6px; font-family: 'Noto Sans JP', sans-serif; line-height: 1.65; font-weight: 700; font-style: bold; }

.cta-wrap { display: flex; justify-content: center; margin-top: 28px; position: relative; z-index: 1; }

.ov-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(90deg, #0084FF 0.01%, #9603F1 100%);
  border: none;
  border-radius: 4px;
  width: 226px;
  height: 59px;
  padding: 16px 24px;
  color: #fff;
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
  font-family: 'Noto Sans JP', sans-serif;
  box-shadow: 0 0 32px rgba(150,3,241,0.55), 0 0 60px rgba(0,132,255,0.3);
  transition: opacity 0.2s var(--ease);
  text-decoration: none;
}

.ov-btn:hover { opacity: 0.88; }

.btn-badge {
  background: #FFFFFF;
  border-radius: 9999px;
  width: 44px;
  height: 27px;
  padding: 4px 8px;
  font-size: 13px;
  color: #2485DF;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  flex-shrink: 0;
}

@media (max-width: 767px) {
  .ov-card { padding: 28px 22px; }
  .ov-title { font-size: 32px; }
  .ov-row { grid-template-columns: 100px 1fr; padding: 16px 0; }
  .t-big { font-size: 32px; }
  .val-date .md { font-size: 28px; }
  .val-main { font-size: 20px; }
  .val-free { font-size: 24px; }
  .ov-btn { width: 100%; justify-content: center; }
}

/* ============================================================
   12. PREVIOUS
============================================================ */
.previous {
  background: var(--c-bg-deep);
  border-top: 1px solid var(--c-border);
  overflow: hidden;
}

/* --- 見出し（中央寄せ＋下線） --- */
.prev-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: fit-content;
  margin: 0 auto 40px;
}

.prev-heading {
  font-family: 'Barlow', sans-serif;
  font-weight: 700;
  font-size: clamp(36px, 6vw, 58px);
  color: var(--c-white);
  letter-spacing: 0;
  line-height: 1;
  text-transform: uppercase;
}

.prev-heading-line {
  display: block;
  width: 100%;
  height: 4px;
  margin-top: 32px;
  border-radius: 0;
  background: linear-gradient(90deg, #5a1fdb 50%, #a05ded 50%);
}

/* --- 実績指標（月桂冠） --- */
.prev-stats {
  display: flex;
  justify-content: center;
  gap: 32px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.prev-stat {
  display: flex;
  align-items: center;
  gap: 16px;
}

.prev-laurel {
  width: 40px;
  height: 80px;
  flex-shrink: 0;
}

.prev-laurel--l { transform: scaleX(-1); }

.prev-stat-body {
  text-align: center;
}

.prev-stat-num {
  font-family: 'Barlow', sans-serif;
  font-weight: 700;
  font-size: clamp(42px, 6vw, 60px);
  line-height: 1;
  letter-spacing: 0;
  background: linear-gradient(to right, #dcaf58, #8f5213);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.prev-stat-unit {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: clamp(16px, 2vw, 24px);
  font-weight: 700;
  color: #dcaf58;
  -webkit-text-fill-color: #dcaf58;
  margin-left: 2px;
}

.prev-stat-label {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: #dcaf58;
  margin-top: 6px;
  line-height: 1.4;
  letter-spacing: 0.02em;
}

/* --- 写真エリア：3段レイアウト --- */
.prev-photos {
  display: flex;
  flex-direction: column;
  gap: 32px;
  width: 100%;
  max-width: 820px;
  margin: 0 auto 40px;
}

.prev-photo {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  background-color: #302927;
}

.prev-photo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.prev-photo--hero {
  width: 100%;
  aspect-ratio: 820 / 360;
}

.prev-photo-row {
  display: flex;
  gap: 32px;
}

.prev-photo--wide {
  flex: 1 0 0;
  height: 280px;
}

.prev-photo--sm {
  flex: 1 0 0;
  aspect-ratio: 180 / 70;
}

/* --- 口コミカルーセル（2段・自動スクロール） --- */
.prev-reviews {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
}

.prev-marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
          mask-image: linear-gradient(90deg, transparent 0, #000 6%, #000 94%, transparent 100%);
}

.prev-track {
  display: flex;
  gap: 16px;
  width: max-content;
  animation: prevScroll 48s linear infinite;
}

.prev-track--rev {
  animation-duration: 56s;
  animation-direction: reverse;
}

.prev-marquee:hover .prev-track { animation-play-state: paused; }

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

.prev-review {
  flex: 0 0 340px;
  width: 340px;
  background: #fff;
  border-radius: 4px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 20px;
  min-height: 150px;
}

.prev-review-text {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 16px;
  color: #1a1a1c;
  line-height: 1.5;
  font-weight: 700;
  word-break: break-word;
}

.prev-review-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.prev-review-who {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 14px;
  font-weight: 700;
  color: #1a1a1c;
  white-space: nowrap;
}

.prev-review-stars {
  color: #dcaf58;
  font-size: 20px;
  letter-spacing: 1px;
  white-space: nowrap;
}

@media (prefers-reduced-motion: reduce) {
  .prev-track { animation: none; }
}

/* ============================================================
   13. FAQ
============================================================ */
.faq {
  background: var(--c-bg);
  padding: var(--sp-section) var(--sp-container);
}

/* 2郢ｧ�ｫ郢晢ｽｩ郢晢ｿｽ郢晢ｽｬ郢ｧ�､郢ｧ�｢郢ｧ�ｦ郢晢ｿｽ: 陝ｾ�ｦ=髫募唱�ｽ邵ｺ�ｽ / 陷ｿ�ｳ=郢ｧ�｢郢ｧ�ｳ郢晢ｽｼ郢晢ｿｽ縺�ｹｧ�ｪ郢晢ｽｳ */
.faq-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 40px 64px;
  align-items: start;
}

/* 陝ｾ�ｦ郢ｧ�ｫ郢晢ｽｩ郢晢ｿｽ�ｽ螟奇ｽｦ蜿･�ｽ邵ｺ�ｽ */
.faq-heading-col {
  padding-top: 4px;
}

.faq-heading {
  font-family: 'Sweet Sans Pro', 'Barlow', sans-serif;
  font-size: 56px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0;
  color: var(--c-white);
  margin-bottom: 16px;
}

.faq-heading-line {
  width: 122px;
  height: 4px;
  background: linear-gradient(90deg, rgba(90,31,219,1) 50%, rgba(160,93,237,1) 50%);
  border-radius: 0;
}

/* 陷ｿ�ｳ郢ｧ�ｫ郢晢ｽｩ郢晢ｿｽ�ｽ螢ｹﾎ懃ｹｧ�ｹ郢晢ｿｽ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* 郢ｧ�ｫ郢晢ｽｼ郢晢ｿｽ */
.faq-item {
  background: #FFFFFF;
  border-radius: 12px;
  overflow: hidden;
  border: none;
  max-width: 920px;
}

/* 髮会ｽｪ陜�蜑ｰ�｡魃会ｽｼ閧ｲ�ｴ�ｫ郢晏€･繝｣郢敖€郢晢ｽｼ�ｽ�ｽ */
.faq-q {
  display: flex;
  align-items: stretch;
  gap: 0;
  background: linear-gradient(90deg, #7F54DE 0%, #6942BE 100%);
}

/* Q郢ｧ�｢郢ｧ�､郢ｧ�ｳ郢晢ｽｳ郢晄じﾎ溽ｹ晢ｿｽ縺� 遯ｶ�ｽ 雎ｼ�ｽ�樣ｏ�ｫ */
.faq-icon {
  font-weight: 700;
  font-size: 25px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  min-height: 60px;
  flex-shrink: 0;
  background: linear-gradient(90deg, #5B2D9E 0%, #6942BE 100%);
  font-family: 'Barlow', sans-serif;
  clip-path: polygon(0 0, calc(100% - 16px) 0, 100% 50%, calc(100% - 16px) 100%, 0 100%);
  padding-right: 12px;
  overflow: hidden;
}

.faq-q-img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  display: block;
  flex-shrink: 0;
}

/* 髮会ｽｪ陜�荳翫Θ郢ｧ�ｭ郢ｧ�ｹ郢晢ｿｽ 遯ｶ�ｽ 隴丞ｼｱ�狗ｸｺ�ｽ�ｴ�ｫ�ｽ�ｽQ郢ｧ蛹ｻ�願ｭ丞ｼｱ�狗ｸｺ謫ｾ�ｼ�ｽ */
.faq-q-text {
  flex: 1;
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 700;
  color: var(--c-white);
  background: linear-gradient(90deg, #7F54DE 0%, #6942BE 100%);
  display: flex;
  align-items: center;
  line-height: 1.5;
}

/* 陜玲ｨ抵ｽｭ譁舌♀郢晢ｽｪ郢ｧ�｢�ｽ莠･�ｸ�ｸ隴弱ｊ�｡�ｨ驕会ｽｺ�ｽ�ｽ */
.faq-a {
  display: block;
}

/* 陜玲ｨ抵ｽｭ譁舌♀郢晢ｽｪ郢ｧ�｢ 遯ｶ�ｽ 騾具ｽｽ髢ｭ譴ｧ蜍ｹ郢晢ｽｻ魄溷�繝ｦ郢ｧ�ｭ郢ｧ�ｹ郢晢ｿｽ */
.faq-a-inner {
  padding: 20px 24px;
  font-size: 14px;
  font-weight: 700;
  color: #1A1A1C;
  line-height: 1.9;
  background: #FFFFFF;
}

/* ============================================================
   14. CTA BANNER
============================================================ */
.cta-banner {
  position: relative;
  background: rgba(90, 31, 219, 1);
  overflow: hidden;
  padding: 64px var(--sp-container);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 220px;
}

/* ---- Body (text + button) ---- */
.cta-banner__body {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  text-align: center;
}

.cta-banner__text {
  font-size: 40px;
  color: #fff;
  line-height: 1.55;
  font-weight: 700;
}

.cta-banner__text strong {
  font-weight: 900;
  display: block;
  font-size: 40px;
}

/* Button */
.cta-banner__btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  width: 226px;
  height: 59px;
  font-size: 16px;
  font-weight: 700;
  padding: 16px 24px;
  border-radius: 4px;
  text-decoration: none;
  transition: opacity .2s, transform .2s;
  white-space: nowrap;
  justify-content: center;
}

/* CTAボタン内テキストにグラデーション */
.cta-banner__label {
  background: linear-gradient(90deg, #0084FF 0.01%, #9603F1 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 700;
}

.cta-banner__btn:hover {
  opacity: .9;
  transform: translateY(-2px);
}

/* "霎滂ｽ｡隴�ｿｽ" badge inside button */
.cta-banner__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(90deg, #0084FF 0%, #9603F1 100%);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  border-radius: 9999px;
  padding: 4px 11px;
  flex-shrink: 0;
  letter-spacing: 0;
}

/* ---- Hexagons ---- */
.cta-banner__hexes {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

/* CTA左右の装飾SVG */
.cta-banner__deco {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  height: 100%;
  width: auto;
  object-fit: contain;
}

.cta-banner__deco--left  { left: 0; }
.cta-banner__deco--right { right: 0; }

/* Base hex shape via clip-path */
.hex {
  position: absolute;
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
}

/* Sizes */
.hex--lg { width: 130px; height: 150px; }
.hex--md { width:  90px; height: 104px; }
.hex--sm { width:  60px; height:  69px; }

/* Colors */
.hex--gold {
  background: linear-gradient(135deg, #C8860A 0%, #E8A820 40%, #B87010 100%);
}

/* Outline hexes 遯ｶ�ｽ rendered via a nested pseudo-element trick:
   outer clip = hex shape, inner = slightly smaller solid bg leaving a border-like ring */
.hex--outline {
  background: transparent;
  /* Use a box-shadow inside approach: border via outline hex with transparent fill */
}

.hex--outline::before {
  content: '';
  position: absolute;
  inset: 3px;
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  background: rgba(160, 130, 255, 0.18);
  border: none;
}

/* Give outline hex a faint border colour */
.hex--outline {
  background: rgba(160, 130, 255, 0.30);
}

/* ---- Positions ---- */
/* Left cluster */
.hex--tl { top: -20px;  left:  20px; transform: rotate(-10deg); }
.hex--ml { top:  40px;  left: 130px; transform: rotate(8deg);   opacity: .7; }
.hex--bl { bottom: -10px; left: 60px; transform: rotate(-5deg); opacity: .55; }

/* Right cluster */
.hex--tr { top: -15px;  right:  80px; transform: rotate(12deg);  }
.hex--mr { top:  20px;  right:  -20px; transform: rotate(-8deg); opacity: .65; }
.hex--br { bottom: 10px; right: 140px; transform: rotate(5deg);  opacity: .5;  }

/* ---- SP ---- */
@media (max-width: 767px) {
  .cta-banner { padding: 56px var(--sp-container); min-height: 180px; }
  .cta-banner__text { font-size: clamp(16px, 4.5vw, 22px); }
  .cta-banner__text strong { font-size: clamp(18px, 5vw, 24px); }
  .cta-banner__btn { font-size: 14px; padding: 13px 28px; }
  /* Hide some hexes on SP to avoid crowding */
  .hex--ml, .hex--bl, .hex--br { display: none; }
  .hex--lg { width: 90px; height: 104px; }
  .hex--md { width: 68px; height:  78px; }
}

/* ============================================================
   15. FOOTER
============================================================ */
.footer {
  background: var(--c-bg);
  padding: 72px var(--sp-container) 48px;
}

.footer-inner {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

/* 闕ｳ�ｻ陋ｯ�ｬ郢晢ｽｩ郢晏生ﾎ� */
.footer-organizer {
  font-size: 13px;
  color: var(--c-gray-light);
  margin-bottom: 16px;
  letter-spacing: .04em;
}

/* 郢晢ｽｭ郢ｧ�ｴ */
.footer-logo {
  margin-bottom: 40px;
}

.footer-logo svg {
  width: 160px;
  height: 48px;
}

/* 鬨ｾ�｣驍ｨ�｡陷亥現ﾎ懃ｹｧ�ｹ郢晢ｿｽ */
.footer-contacts {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 40px;
}

.footer-contact {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.footer-contact__icon {
  width: 18px;
  height: 18px;
  color: var(--c-gray-light);
  flex-shrink: 0;
}

.footer-contact a {
  font-size: 15px;
  font-weight: 700;
  color: var(--c-white);
  text-decoration: none;
  transition: color .2s;
}

.footer-contact a:hover { color: var(--c-gray-light); }

/* SNS */
.footer-sns {
  display: flex;
  gap: 12px;
  margin-bottom: 56px;
}

.footer-sns__btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 1);
  box-shadow: 0px 4px 16px 0px rgba(18, 18, 18, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #1A1A1C;
  text-decoration: none;
  transition: background .2s;
}

.footer-sns__btn svg {
  width: 18px;
  height: 18px;
}

.footer-sns__btn:hover { background: rgba(255,255,255,.25); }

/* 雎包ｽｨ鬩･�ｽ */
.footer-notes {
  margin-bottom: 24px;
}

.footer-notes p {
  font-size: 11px;
  color: #FFFFFF;
  line-height: 1.9;
}

/* 郢ｧ�ｳ郢晄鱒�ｽ郢晢ｽｩ郢ｧ�､郢晢ｿｽ */
.footer-copy {
  font-size: 12px;
  color: #FFFFFF;
}

/* ============================================================
   15. ANIMATIONS & SCROLL REVEAL
============================================================ */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: .5; transform: scale(.8); }
}

/* Hero entrance */
.hero-badge   { animation: fadeInUp .6s .05s ease both; }
.hero-catch   { animation: fadeInUp .7s .15s ease both; }
.hero-sub     { animation: fadeInUp .7s .25s ease both; }
.hero-meta    { animation: fadeInUp .7s .35s ease both; }
.hero-tags    { animation: fadeInUp .7s .42s ease both; }
.hero-cta     { animation: fadeInUp .7s .5s  ease both; }
.hero-right   { animation: fadeIn  .9s .55s ease both; }

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0);    }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity  .6s calc(var(--delay, 0s)) var(--ease),
    transform .6s calc(var(--delay, 0s)) var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ============================================================
   16. MEDIA QUERIES 遯ｶ�ｽ SP (遶包ｽ､ 767px)
============================================================ */
@media (max-width: 767px) {

  :root {
    --sp-section:    56px;
    --sp-container:  20px;
  }

  /* Header */
  .header-nav { display: none; }
  .hamburger  { display: flex; }
  .conf-label { display: none; }

  /* Drawer shown */
  .drawer { display: flex; }

  /* Hero */
  .hero {
    padding-top: 40px;
    padding-bottom: 48px;
    min-height: calc(100svh - 64px);
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .hero-right { display: none; }

  .hero-catch { font-size: clamp(26px, 7vw, 38px); }

  .hero-date { font-size: clamp(52px, 14vw, 80px); }

  .hero-sub { font-size: 14px; margin-bottom: 32px; }

  .hero-meta { gap: 14px; margin-bottom: 20px; }

  .hero-time { font-size: 18px; }

  .btn--register { font-size: 14px; padding: 14px 28px; width: 100%; justify-content: center; }

  /* About */
  .about-grid { grid-template-columns: 1fr; gap: 28px; }

  /* Timetable */
  .section-heading { margin-bottom: 32px; }

  .session { grid-template-columns: 100px 1fr; }

  .session-time {
    padding: 20px 14px;
  }

  .session-time__main { font-size: 18px; }
  .session-time__range { font-size: 9px; }

  .session-body { padding: 20px 18px; }

  .session-name { font-size: 13px; }

  .speaker-list { gap: 12px; }

  /* Overview */
  .overview-grid { grid-template-columns: 1fr; gap: 32px; }

  .overview-table th { width: 90px; font-size: 12px; }

  .overview-cta { padding: 28px 22px; }

  /* Previous */
  .stats-row { gap: 32px; }

  .photo-grid { grid-template-columns: 1fr 1fr; }
  .photo-card:nth-child(3) { display: none; }

  .reviews-grid { grid-template-columns: 1fr 1fr; }

  /* FAQ */
  /* FAQ */
  .faq-container { grid-template-columns: 1fr; gap: 32px; }
  .faq-heading { font-size: 52px; }
  .faq-icon { width: 58px; }
  .faq-q-img { width: 36px; height: 36px; }
  .faq-q-text { font-size: 13px; padding: 14px 14px; }
  .faq-a-inner { font-size: 13px; padding: 16px 16px; }

  /* Footer */
  .footer { padding: 48px var(--sp-container) 36px; }

  .footer-contact a { font-size: 13px; }

  /* Utils */
  .pc-only { display: none; }
}

/* ============================================================
   17. MEDIA QUERIES 遯ｶ�ｽ TABLET (768px 遯ｶ�ｽ 1023px)
============================================================ */
@media (min-width: 768px) and (max-width: 1023px) {

  :root {
    --sp-container: 32px;
  }

  .header-nav a:not(.btn) { display: none; }

  .hero-inner { gap: 32px; }

  .circle-svg { width: 220px; height: 220px; }

  .about-grid     { gap: 28px; }
  .overview-grid  { gap: 32px; }

  .session { grid-template-columns: 150px 1fr; }

  .reviews-grid { grid-template-columns: repeat(2, 1fr); }

  .photo-grid { grid-template-columns: repeat(3, 1fr); }
}
/* ---- Overview V2 (standalone section) ---- */
.ov-wrapper {
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
}

.ov-title-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}

.ov-title {
  font-family: 'Sweet Sans Pro', 'Barlow', sans-serif;
  font-size: 56px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0;
  color: #fff;
  white-space: nowrap;
}

.ov-divider {
  flex: 1;
  height: 4px;
  background: linear-gradient(90deg, rgba(90,31,219,1) 50%, rgba(160,93,237,1) 50%);
}

.ov-card {
  background: #1A1A1C;
  border-radius: 18px;
  padding: 44px 105px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hex-img {
  position: absolute;
  pointer-events: none;
  user-select: none;
}
.hex-img svg {
  width: 100%;
  height: auto;
  display: block;
}

.ov-row {
  display: grid;
  grid-template-columns: 130px 1fr;
  align-items: start;
  padding: 22px 0;
  position: relative;
  z-index: 1;
}

.ov-label {
  display: flex;
  align-items: center;
  gap: 7px;
  color: #C8A84B;
  font-size: 20px;
  font-weight: 700;
  font-family: 'Noto Sans JP', sans-serif;
  line-height: 1.75;
  letter-spacing: 0;
  padding-top: 5px;
}

.ov-label svg { flex-shrink: 0; opacity: 0.95; }

.val-date { font-family: 'Barlow', sans-serif; color: #fff; line-height: 1.1; }
.val-date .yr  { font-size: 17px; font-weight: 700; }
.val-date .md  { font-size: 38px; font-weight: 900; }
.val-date .dow { font-size: 16px; font-weight: 700; color: #fff; }

.time-row { display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap; }
.t-label  { font-size: 14px; font-weight: 700; color: #fff; font-family: 'Noto Sans JP', sans-serif; }
.t-big    { font-family: 'Barlow', sans-serif; font-size: 44px; font-weight: 900; color: #fff; letter-spacing: -0.01em; line-height: 1; }

.val-main { font-size: 26px; font-weight: 700; color: #fff; line-height: 1.2; font-family: 'Noto Sans JP', sans-serif; }
.val-free { font-size: 32px; font-weight: 900; color: #fff; font-family: 'Noto Sans JP', sans-serif; }
.val-sub  { font-size: 12px; font-weight: 700; color: #fff; margin-top: 6px; font-family: 'Noto Sans JP', sans-serif; line-height: 1.65; }

.cta-wrap { display: flex; justify-content: center; margin-top: 28px; position: relative; z-index: 1; }

.ov-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(90deg, #0084FF 0.01%, #9603F1 100%);
  border: none;
  border-radius: 4px;
  width: 226px;
  height: 59px;
  padding: 16px 24px;
  color: #fff;
  font-size: 17px;
  font-weight: 700;
  cursor: pointer;
  font-family: 'Noto Sans JP', sans-serif;
  box-shadow: 0 0 32px rgba(150, 3, 241, 0.55), 0 0 60px rgba(0, 132, 255, 0.3);
  transition: opacity 0.2s;
  text-decoration: none;
}

.ov-btn:hover { opacity: 0.88; }

.btn-badge {
  background: #FFFFFF;
  border-radius: 9999px;
  width: 44px;
  height: 27px;
  padding: 4px 8px;
  font-size: 13px;
  color: #2485DF;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  flex-shrink: 0;
}
/* ============================================================
   STICKY CTA
============================================================ */
.sticky-cta {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 950;
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity .3s ease, transform .3s ease;
}

.sticky-cta--visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.sticky-cta__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: visible;
  width: 174px;
  height: 57px;
  padding: 8px 24px;
  border-radius: 4px;
  background: linear-gradient(90deg, #0084FF 0.01%, #9603F1 100%);
  text-decoration: none;
  box-shadow: 0 0 24px rgba(150,3,241,0.55), 0 4px 16px rgba(0,0,0,0.25);
  transition: opacity .2s;
}

.sticky-cta__btn:hover { opacity: .88; }

/* 無料バッジ：ボタン上部中央に半分重なって配置 */
.sticky-cta__badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 23px;
  padding: 2px 8px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 700;
  color: #0084FF;
  white-space: nowrap;
  background:
    linear-gradient(#fff, #fff) padding-box,
    linear-gradient(90deg, #0084FF 0.01%, #9603F1 100%) border-box;
  border: 2px solid transparent;
}

/* 参加を申し込む テキスト */
.sticky-cta__text {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  line-height: 1;
  letter-spacing: 0;
  white-space: nowrap;
  margin-top: 4px;
}

@media (max-width: 767px) {
  .sticky-cta { bottom: 20px; right: 16px; }
  .sticky-cta__btn { width: auto; height: auto; padding: 12px 18px; }
  .sticky-cta__text { font-size: 15px; }
}