@charset "UTF-8";
:root {
  /* Brand colors */
  --color-brand-navy: #0d2b52;
  --color-brand-navy-2: #123a66;
  --color-brand-cyan: #2fb5e6;
  --color-brand-cyan-2: #43b7e5;
  --color-brand-gold: #d6ae3a;
  --color-brand-gold-2: #c99a2e;
  --color-brand-ink: #1a1a1a;
  --color-brand-muted: #4a4a4a;
  --color-brand-line: #d8e4ef;
  --color-brand-surface: #f4f7fa;
  --color-brand-panel: #ffffff;
  --color-brand-danger: #c83d3d;
  --color-brand-success: #127a52;

  /* Typography */
  --font-sans: "Noto Sans JP", "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;

  /* Radius */
  --radius-card: 1.25rem;
  --radius-pill: 999px;
  --radius-soft: 0.875rem;

  /* Shadows */
  --shadow-card: 0 12px 32px rgba(13, 43, 82, 0.08);
  --shadow-card-strong: 0 20px 48px rgba(13, 43, 82, 0.14);
  --shadow-badge: 0 10px 24px rgba(121, 88, 15, 0.22);
  --shadow-focus: 0 0 0 4px rgba(47, 181, 230, 0.18);

  /* Layout */
  --container-wide: 1200px;
  --container-default: 1080px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-family: var(--font-sans);
  color: var(--color-brand-ink);
  background: linear-gradient(180deg, #f7fbff 0%, #eef4f8 100%);
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  letter-spacing: 0.01em;
  color: var(--color-brand-ink);
  background: linear-gradient(180deg, #f7fbff 0%, #eef4f8 100%);
}

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

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

::selection {
  background: rgba(47, 181, 230, 0.2);
}

/* ========================================
   Page shell
======================================== */
.brand-page {
  position: relative;
  overflow-x: hidden;
  background:
    linear-gradient(135deg, rgba(13, 43, 82, 0.04) 0%, rgba(13, 43, 82, 0) 42%),
    linear-gradient(180deg, #f8fbff 0%, #eef4f8 100%);
}

.brand-page::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 18rem;
  height: 18rem;
  background:
    linear-gradient(135deg, transparent 0 35%, rgba(214, 174, 58, 0.16) 35% 45%, transparent 45% 100%);
  pointer-events: none;
}

.brand-page::after {
  content: "";
  position: absolute;
  inset: auto 0 0 auto;
  width: 22rem;
  height: 22rem;
  background:
    linear-gradient(135deg, transparent 0 55%, rgba(67, 183, 229, 0.16) 55% 68%, transparent 68% 100%);
  pointer-events: none;
}

.page-wrap {
  flex: 1;
  position: relative;
  z-index: 1;
  width: min(calc(100% - 2rem), var(--container-wide));
  margin: 0 auto;
  padding: 2rem 0 5rem;
}

.page-header {
  margin-bottom: 1.5rem;
}

.brand-card {
  background: var(--color-brand-panel);
  border: 1px solid rgba(18, 58, 102, 0.08);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.brand-card-strong {
  background: var(--color-brand-panel);
  border: 1px solid rgba(18, 58, 102, 0.08);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card-strong);
}

.panel-pad {
  padding: 1.5rem;
}

.hero {
  position: relative;
  overflow: hidden;
  border-radius: 1.75rem;
  background: linear-gradient(140deg, #0d2b52 0%, #123a66 55%, #18497d 100%);
  color: #fff;
  box-shadow: var(--shadow-card-strong);
}

.hero::before {
  content: "";
  position: absolute;
  inset: -10% auto auto -8%;
  width: 14rem;
  height: 14rem;
  background:
    linear-gradient(135deg, transparent 0 38%, rgba(214, 174, 58, 0.88) 38% 47%, transparent 47% 100%);
  opacity: 0.92;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto -2rem -2rem auto;
  width: 16rem;
  height: 16rem;
  background:
    linear-gradient(135deg, transparent 0 48%, rgba(67, 183, 229, 0.9) 48% 60%, transparent 60% 100%);
  opacity: 0.92;
}

.hero-inner {
  position: relative;
  z-index: 1;
  padding: 2rem;
}

.brand-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.86);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-title {
  margin: 0;
  font-size: clamp(2rem, 5vw, 4.5rem);
  line-height: 1.02;
  font-weight: 900;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.hero-subtitle {
  margin: 0.9rem 0 0;
  font-size: clamp(1rem, 2vw, 1.5rem);
  line-height: 1.45;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.9);
}

.hero-text {
  margin: 1.25rem 0 0;
  max-width: 56rem;
  font-size: 0.98rem;
  line-height: 1.9;
  color: rgba(255, 255, 255, 0.86);
}

.summary-band {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.date-band,
.place-band {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 0.75rem;
  width: fit-content;
  padding: 0.875rem 1rem;
  border-radius: var(--radius-soft);
  font-weight: 900;
}

.date-band {
  background: linear-gradient(90deg, var(--color-brand-cyan) 0%, var(--color-brand-cyan-2) 100%);
  color: #fff;
  font-size: clamp(1.05rem, 2vw, 1.7rem);
  box-shadow: 0 12px 24px rgba(47, 181, 230, 0.24);
}

.place-band {
  background: linear-gradient(90deg, #bb8a1d 0%, var(--color-brand-gold) 100%);
  color: #151515;
  font-size: clamp(0.96rem, 1.8vw, 1.3rem);
  box-shadow: 0 12px 24px rgba(201, 154, 46, 0.22);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-top: 1.5rem;
}

.brand-primary-btn,
.brand-secondary-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  min-height: 3.5rem;
  padding: 0.9rem 1.4rem;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, filter 160ms ease, border-color 160ms ease;
}

.brand-primary-btn {
  border: 1px solid rgba(201, 154, 46, 0.36);
  background: linear-gradient(90deg, #e0b94f 0%, var(--color-brand-gold-2) 100%);
  color: #111;
  font-weight: 900;
  box-shadow: 0 10px 24px rgba(201, 154, 46, 0.2);
}

.brand-primary-btn:hover {
  transform: translateY(-1px);
  filter: brightness(1.03);
  box-shadow: 0 16px 32px rgba(201, 154, 46, 0.26);
}

.brand-secondary-btn {
  border: 1px solid rgba(47, 181, 230, 0.28);
  background: #fff;
  color: var(--color-brand-navy);
  font-weight: 800;
}

.brand-secondary-btn:hover {
  transform: translateY(-1px);
  border-color: rgba(47, 181, 230, 0.5);
  box-shadow: 0 10px 24px rgba(13, 43, 82, 0.08);
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
}

.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 6.75rem;
  min-height: 6.75rem;
  padding: 1rem;
  border-radius: 999px;
  text-align: center;
  white-space: pre-line;
  font-weight: 900;
  line-height: 1.2;
  color: #111;
  background:
    radial-gradient(circle at 30% 25%, #fff2bd 0%, #efcb65 30%, var(--color-brand-gold) 62%, #b98212 100%);
  box-shadow: var(--shadow-badge);
  border: 2px solid rgba(255, 255, 255, 0.4);
}

.section {
  margin-top: 1.5rem;
}

.section-head {
  margin-bottom: 1.25rem;
}

.section-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.875rem;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-brand-navy) 0%, var(--color-brand-navy-2) 100%);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.section-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0.85rem 0 0;
  font-size: clamp(1.25rem, 2vw, 2rem);
  font-weight: 900;
  color: var(--color-brand-navy);
  line-height: 1.2;
}

.section-title::before {
  content: "";
  width: 0.75rem;
  height: 2rem;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--color-brand-cyan) 0%, var(--color-brand-navy) 100%);
}

.section-desc {
  margin: 0.75rem 0 0;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--color-brand-muted);
}

.section-desc a {
  color: #2563eb;
  text-decoration: underline;
}

.section-desc a:hover {
  color: #2563eb;
}

/* ========================================
   List page
======================================== */
.hero-search-grid {
  display: grid;
  gap: 0.875rem;
  margin-top: 1.5rem;
}

.list-layout {
  display: grid;
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.filter-sidebar {
  padding: 1.5rem;
}

.event-list {
  display: grid;
  gap: 1rem;
}

.event-card {
  padding: 1.5rem;
}

.event-card-top {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.event-content {
  flex: 1 1 42rem;
}

.event-meta-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.category-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.45rem 0.875rem;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-brand-navy) 0%, var(--color-brand-navy-2) 100%);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 800;
}

.status-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2rem;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  font-size: 0.78rem;
  font-weight: 900;
}

.status-open {
  background: #ecfbff;
  color: #0d6a88;
}

.status-limited {
  background: #fff7e7;
  color: #9b6b00;
}

.event-title {
  margin: 0.9rem 0 0;
  font-size: 1.75rem;
  line-height: 1.3;
  font-weight: 900;
  color: var(--color-brand-navy);
}

.event-summary {
  margin: 0.9rem 0 0;
  max-width: 56rem;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--color-brand-muted);
}

.info-grid {
  display: grid;
  gap: 0.75rem;
  margin-top: 1rem;
}

.info-box {
  border-radius: 1rem;
  background: var(--color-brand-surface);
  padding: 1rem;
}

.info-label {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--color-brand-muted);
}

.info-value {
  margin-top: 0.35rem;
  font-size: 0.98rem;
  line-height: 1.6;
  font-weight: 500;
  color: var(--color-brand-navy);
}

.field-textarea-info-value {
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  word-break: break-all;
  font-size: 0.98rem;
  line-height: 1.6;
  font-weight: 500;
  color: var(--color-brand-navy);
  min-height: 12rem;
  background-color: var(--color-brand-surface);
  padding: 1.25rem;
  border-radius: var(--radius-soft);
  margin-top: 0.75rem;
}

.event-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  min-width: 220px;
}

.pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 0.75rem;
}

/* ========================================
   Detail page
======================================== */
.hero-detail-grid {
  display: grid;
  gap: 1.5rem;
  align-items: start;
}

.overview-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.overview-layout {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.overview-aside,
.overview-main {
  padding: 1.5rem;
}

.agenda-list {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.agenda-item {
  display: grid;
  gap: 1rem;
  padding: 1.25rem;
  border-radius: 1.25rem;
  background: #fff;
  border: 1px solid rgba(18, 58, 102, 0.08);
  box-shadow: var(--shadow-card);
}

.agenda-topline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

.agenda-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--color-brand-cyan) 0%, var(--color-brand-cyan-2) 100%);
  color: #fff;
  font-size: 0.8125rem;
  font-weight: 900;
}

.time-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius-pill);
  background: rgba(13, 43, 82, 0.08);
  color: var(--color-brand-navy);
  font-size: 0.8125rem;
  font-weight: 800;
}

.agenda-title {
  margin: 0.9rem 0 0;
  font-size: clamp(1.1rem, 1.8vw, 1.5rem);
  line-height: 1.4;
  font-weight: 900;
  color: var(--color-brand-ink);
}

.agenda-desc {
  margin: 0.85rem 0 0;
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--color-brand-muted);
}

.speaker-card {
  display: grid;
  gap: 1rem;
  padding: 1.25rem;
  border-radius: 1rem;
  background: #fff;
  border: 1px solid rgba(18, 58, 102, 0.08);
  box-shadow: var(--shadow-card);
}

.speaker-box {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.speaker-photo {
  width: 5.75rem;
  height: 5.75rem;
  border-radius: 1rem;
  flex-shrink: 0;
  background: linear-gradient(135deg, #dfe9f2 0%, #f8fbff 100%);
}

.speaker-label {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--color-brand-muted);
}

.speaker-name {
  margin-top: 0.3rem;
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--color-brand-navy);
}

.speaker-role {
  margin-top: 0.4rem;
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--color-brand-muted);
}

.cta-bar {
  position: sticky;
  bottom: 1rem;
  z-index: 30;
  margin-top: 2rem;
  padding: 0.875rem;
  border-radius: 1rem;
  background: rgba(13, 43, 82, 0.92);
  backdrop-filter: blur(14px);
  box-shadow: 0 18px 40px rgba(13, 43, 82, 0.24);
}

.cta-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  align-items: center;
  justify-content: space-between;
  color: #fff;
}

.cta-caption {
  font-size: 0.85rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.76);
}

.cta-title {
  margin-top: 0.3rem;
  font-size: 1.1rem;
  font-weight: 900;
}

/* ========================================
   Campaign page
======================================== */
.campaign-hero {
  display: grid;
  gap: 1.5rem;
  padding: 2rem;
}

.campaign-hero-grid {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1.5rem;
}

.campaign-copy {
  flex: 1 1 40rem;
  max-width: 48rem;
}

.campaign-highlight {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  width: fit-content;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-size: 0.9rem;
  font-weight: 800;
  border: 1px solid rgba(255, 255, 255, 0.18);
}

.campaign-deadline {
  display: grid;
  gap: 0.4rem;
  width: fit-content;
  margin-top: 1.25rem;
  padding: 1rem 1.125rem;
  border-radius: 1rem;
  background: linear-gradient(90deg, var(--color-brand-cyan) 0%, var(--color-brand-cyan-2) 100%);
  color: #fff;
  box-shadow: 0 14px 28px rgba(47, 181, 230, 0.22);
}

.deadline-label {
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.8);
}

.deadline-value {
  font-size: 1.2rem;
  font-weight: 900;
}

.campaign-benefits {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.benefit-card {
  padding: 1.4rem;
  border-radius: 1.25rem;
  background: #fff;
  border: 1px solid rgba(18, 58, 102, 0.08);
  box-shadow: var(--shadow-card);
}

.benefit-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 999px;
  background: linear-gradient(180deg, #f2d98d 0%, var(--color-brand-gold) 100%);
  color: #111;
  font-weight: 900;
  box-shadow: 0 8px 16px rgba(201, 154, 46, 0.16);
}

.benefit-title {
  margin: 1rem 0 0;
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--color-brand-navy);
}

.benefit-text {
  margin: 0.6rem 0 0;
  font-size: 0.95rem;
  line-height: 1.85;
  color: var(--color-brand-muted);
}

.campaign-bottom-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.countdown {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.count-box {
  min-width: 5.5rem;
  padding: 0.9rem 0.75rem;
  border-radius: 1rem;
  text-align: center;
  background: #fff;
  color: var(--color-brand-navy);
  border: 1px solid rgba(18, 58, 102, 0.08);
  box-shadow: var(--shadow-card);
}

.count-value {
  display: block;
  font-size: 1.75rem;
  line-height: 1;
  font-weight: 900;
}

.count-label {
  display: block;
  margin-top: 0.35rem;
  font-size: 0.75rem;
  color: var(--color-brand-muted);
  font-weight: 700;
}

.note-list {
  display: grid;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.note-box {
  padding: 1.25rem;
  border-radius: 1rem;
  background: #fffaf0;
  border: 1px solid rgba(201, 154, 46, 0.24);
  color: #5d4a1d;
  font-size: 0.92rem;
  line-height: 1.8;
}

/* ========================================
   Form page
======================================== */
.entry-layout {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.entry-summary {
  padding: 1.5rem;
  color: #fff;
}

.entry-summary-card {
  margin-top: 1rem;
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.08);
  padding: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.entry-summary-label {
  font-size: 0.75rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.78);
}

.entry-summary-value {
  margin-top: 0.5rem;
  font-size: 1rem;
  line-height: 1.8;
  font-weight: 800;
  color: #fff;
}

.form-card {
  padding: 1.5rem;
}

.form-top {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.form-progress {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.form-progress-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.25rem;
  height: 2.25rem;
  padding-inline: 0.75rem;
  border-radius: var(--radius-pill);
  background: #eaf2f8;
  color: var(--color-brand-navy);
  font-size: 0.8125rem;
  font-weight: 900;
}

.form-progress-step.current {
  background: linear-gradient(90deg, var(--color-brand-cyan) 0%, var(--color-brand-cyan-2) 100%);
  color: #fff;
  box-shadow: 0 8px 16px rgba(47, 181, 230, 0.22);
}

.form-section {
  margin-top: 2rem;
  border-top: 1px solid var(--color-brand-line);
  padding-top: 1.5rem;
}

.form-section + .form-section {
  margin-top: 1.5rem;
  border-top: 1px solid var(--color-brand-line);
}

.form-section-title {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  margin: 0 0 1.5rem;
  font-size: 1.05rem;
  font-weight: 900;
  color: var(--color-brand-navy);
}

.form-section-title::before {
  content: "";
  width: 0.65rem;
  height: 1.3rem;
  border-radius: 999px;
  background: linear-gradient(180deg, var(--color-brand-cyan) 0%, var(--color-brand-navy) 100%);
}

.form-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
  align-items: start;
}

.form-grid.cols-2 {
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
}

.field-block {
  display: grid;
  gap: 0.5rem;
}

/* --- 1. isActive (Focus) 状態 --- */
.field-block.is-active .field-input {
  border-color: var(--color-brand-cyan);
  box-shadow: 0 0 0 4px rgba(47, 181, 230, 0.15);
  background: #fcfeff;
}

/* --- 2. isError 状態 --- */
.field-block.is-error .field-input,
.field-block.is-error .field-select,
.field-block.is-error .field-textarea {
  border-color: var(--color-brand-danger) !important;
  background: #fffafa;
}

/* エラーメッセージの表示制御 */
.field-block .field-error {
  display: none;
}

.field-block.is-error .field-error {
  display: block;
  margin-top: 0.25rem;
}

.field-block.is-error .field-help {
  display: none;
}

/* --- 3. isDisabled 状態 --- */
.field-block.is-disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.field-block.is-disabled .field-input {
  background: #f5f7f9;
  border-color: #d1d9e0;
  pointer-events: none;
  color: #8ca0b3;
}

.field-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  font-size: 0.92rem;
  font-weight: 800;
  color: var(--color-brand-ink);
}

.field-required,
.field-optional {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.5rem;
  height: 1.35rem;
  padding-inline: 0.45rem;
  border-radius: var(--radius-pill);
  font-size: 0.7rem;
  font-weight: 900;
}

.field-required {
  background: #ffe7e7;
  color: var(--color-brand-danger);
}

.field-optional {
  background: #eff6fb;
  color: var(--color-brand-navy);
}

.field-input,
.field-select,
.field-textarea {
  width: 100%;
  border: 1px solid rgba(18, 58, 102, 0.12);
  border-radius: 0.95rem;
  background: #fff;
  color: var(--color-brand-ink);
  transition: border-color 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.field-input,
.field-select {
  min-height: 3.25rem;
  padding: 0.85rem 1rem;
}

.field-textarea {
  min-height: 12rem;
  padding: 0.95rem 1rem;
  resize: vertical;
  line-height: 1.6;
}

.field-input::placeholder,
.field-textarea::placeholder {
  color: #8ca0b3;
}

.field-input:focus,
.field-select:focus,
.field-textarea:focus {
  outline: none;
  border-color: var(--color-brand-cyan);
  box-shadow: var(--shadow-focus);
  background: #fcfeff;
}

.field-help-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.35rem;
}

.field-help {
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--color-brand-muted);
}

.char-counter {
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--color-brand-muted);
}

.field-error {
  font-size: 0.8rem;
  line-height: 1.5;
  color: var(--color-brand-danger);
  font-weight: 700;
}

.field-error-main {
  text-align: center;
  padding: 1.25rem;
  background: #fff5f5;
  border: 1px solid #feb2b2;
  border-radius: var(--radius-soft);
  margin-bottom: 2rem;
  color: #c53030;
  font-weight: bold;
}

.checkbox-row,
.radio-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.choice-card {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  min-height: 3.25rem;
  padding: 0.85rem 1rem;
  border-radius: 1rem;
  border: 1px solid rgba(18, 58, 102, 0.12);
  background: #fff;
  color: var(--color-brand-ink);
  cursor: pointer;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease, background 160ms ease;
}

.choice-card:hover {
  transform: translateY(-1px);
  border-color: rgba(47, 181, 230, 0.4);
  box-shadow: 0 10px 24px rgba(13, 43, 82, 0.08);
}

.choice-card.checked {
  border-color: var(--color-brand-cyan);
  background: linear-gradient(180deg, #f9fdff 0%, #f1fbff 100%);
  box-shadow: 0 0 0 4px rgba(47, 181, 230, 0.12);
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  justify-content: flex-end;
  margin-top: 2rem;
}

/* ========================================
   Other UI Elements
======================================== */
.privacy-check-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-top: 2.5rem;
  padding: 1rem;
}

.privacy-check-wrapper input[type="checkbox"] {
  width: 1.5rem;
  height: 1.5rem;
  cursor: pointer;
  accent-color: var(--color-brand-cyan);
}

.privacy-check-wrapper label {
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-brand-navy);
  cursor: pointer;
  user-select: none;
}

.privacy-check-wrapper label a {
  color: var(--color-brand-cyan);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.brand-primary-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
  filter: none !important;
}

/* ========================================
   Survey page
======================================== */
.survey-layout {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.survey-stack {
  display: grid;
  gap: 1rem;
}

.survey-card {
  padding: 1.5rem;
}

.survey-question-card {
  padding: 1.25rem;
  border-radius: 1rem;
  background: #fff;
  border: 1px solid rgba(18, 58, 102, 0.08);
  box-shadow: var(--shadow-card);
}

.survey-question-row {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.survey-question-no {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 999px;
  background: linear-gradient(180deg, #f2d98d 0%, var(--color-brand-gold) 100%);
  color: #111;
  font-weight: 900;
  flex-shrink: 0;
}

.survey-question-title {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.6;
  font-weight: 900;
  color: var(--color-brand-ink);
}

.survey-scale {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0.75rem;
  margin-top: 1rem;
}

.survey-scale-item {
  display: grid;
  place-items: center;
  min-height: 4.2rem;
  padding: 0.75rem;
  border-radius: 1rem;
  text-align: center;
  background: #fff;
  border: 1px solid rgba(18, 58, 102, 0.12);
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
}

.survey-scale-item:hover {
  transform: translateY(-1px);
  border-color: rgba(47, 181, 230, 0.45);
  box-shadow: 0 10px 24px rgba(13, 43, 82, 0.08);
}

.survey-scale-item.checked {
  color: #fff;
  border-color: transparent;
  background: linear-gradient(135deg, var(--color-brand-navy) 0%, var(--color-brand-cyan) 100%);
  box-shadow: 0 14px 30px rgba(13, 43, 82, 0.18);
}

.scale-number {
  font-size: 1.05rem;
  font-weight: 900;
}

.scale-label {
  margin-top: 0.25rem;
  font-size: 0.72rem;
  font-weight: 800;
}

.survey-complete-box {
  padding: 1.5rem;
  border-radius: 1.25rem;
  background: linear-gradient(135deg, #eff9ff 0%, #ffffff 100%);
  border: 1px solid rgba(47, 181, 230, 0.22);
}

.survey-success-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  width: fit-content;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-pill);
  background: #e9fff6;
  color: var(--color-brand-success);
  font-size: 0.8125rem;
  font-weight: 900;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(18, 58, 102, 0.08);
}

.site-header-inner {
  width: min(calc(100% - 2rem), 1080px);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.site-logo {
  font-weight: 900;
  font-size: 1.1rem;
  color: var(--color-brand-navy);
}

.site-nav {
  display: flex;
  gap: 1rem;
}

.site-nav a {
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--color-brand-navy);
  transition: 0.2s;
}

.site-nav a:hover,
.site-nav a.active {
  color: var(--color-brand-cyan);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  position: relative;
  z-index: 1100;
}

.menu-toggle .bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-brand-navy);
  margin: 5px 0;
  transition: 0.3s;
}

/* --- Footer Styles --- */
.site-footer {
  margin-top: auto;
  background-color: var(--color-brand-navy);
  color: rgba(255, 255, 255, 0.8);
  padding: 4rem 1rem 2rem;
}

.site-footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 3rem;
}

.footer-tagline {
  font-size: 0.85rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.7);
  margin: 0;
}

/* ナビゲーションエリア */
.footer-nav-wrap {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.footer-nav-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--color-brand-cyan);
  margin: 0 0 1.25rem;
}

.footer-nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav-list li {
  margin-bottom: 0.75rem;
}

.footer-nav-list a {
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color 0.2s ease;
}

.footer-nav-list a:hover {
  color: #fff;
  text-decoration: underline;
}

/* コピーライトエリア */
.footer-bottom {
  grid-column: 1 / -1;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
}

.footer-copy {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  margin: 0;
}

.label {
  display: block;
  font-size: 13px;
  color: #6b7280;
}

/* ========================================
   Contact Help
   ======================================== */
.contact {
  text-align: center;
}

.contact-web {
  margin-bottom: 0.5em;
  font-size: 0.9em;
  font-weight: 700;
}

.contact-phone {
  margin-bottom: 0.5em;
  font-size: 1.2em;
  font-weight: 700;
}

.contact-section-icon {
  width: 1.2em;
  height: 1.2em;
  margin-right: 0.5em;
  vertical-align: middle;
}

/* ========================================
   Mobile (Base & Extended & Layout Fix)
   ======================================== */
@media (max-width: 767px) {
  .form-grid.cols-2 {
    grid-template-columns: 1fr !important;
  }

  .site-header-inner {
    height: 56px;
  }

  /* ① ヘッダー詰まり解消 */
  .top-links {
    gap: 0.4rem;
  }

  .top-link {
    font-size: 0.75rem;
    padding: 0.45rem 0.7rem;
    min-height: 2rem;
  }

  /* ② タイトル余白・サイズ調整 */
  .section-title {
    font-size: 1.2rem;
  }

  .section-title::before {
    height: 1.2rem;
    width: 0.5rem;
  }

  .section-desc {
    font-size: 0.85rem;
  }

  /* ③ ボタンを縦並びに */
  .button-row,
  .form-actions {
    flex-direction: column;
  }

  .brand-primary-btn,
  .brand-secondary-btn {
    width: 100%;
  }

  /* ④ info-grid 1カラム化 */
  .info-grid {
    grid-template-columns: 1fr !important;
  }

  /* ⑤ フォーム入力の詰まり改善 */
  .form-card,
  .survey-card {
    padding: 1rem;
  }

  .field-input,
  .field-select {
    min-height: 2.8rem;
  }

  .field-textarea {
    min-height: 12rem;
  }

  /* ⑥ ステップUI折り返し改善 */
  .form-progress {
    width: 100%;
    justify-content: flex-start;
  }

  .form-progress-step {
    font-size: 0.7rem;
    padding-inline: 0.5rem;
  }

  /* ⑦ CTA（詳細ページ下部ボタン） */
  .cta-inner {
    flex-direction: column;
    align-items: stretch;
  }

  .cta-inner .brand-primary-btn {
    width: 100%;
  }

  /* ⑧ イベントカード崩れ防止 */
  .event-card-top {
    flex-direction: column;
  }

  .event-actions {
    width: 100%;
  }

  /* ⑨ アンケートスケール */
  .badge {
    min-width: 5.75rem;
    min-height: 5.75rem;
    font-size: 0.9rem;
  }

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

  .survey-scale-item {
    min-height: 3.2rem;
  }

  /* ⑩ ヒーロー余白調整 */
  .hero-inner {
    padding: 1.5rem;
  }

  .hero-title {
    line-height: 1.2;
  }
}

/* ========================================
   Responsive (スマホ表示モーダル専用)
   ======================================== */
@media (max-width: 768px) {
  .menu-toggle {
    display: block !important;
  }

  /* 背景を完全な不透明の白（#ffffff）にして高級感を演出 */
  .site-nav {
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    align-items: center !important;
    padding: 3rem 2rem !important;
    gap: 1rem !important; /* ボタン同士の間隔を少し詰めてシャープに */
    position: fixed !important;
    top: 0 !important;
    right: -100% !important;
    width: 100% !important;
    height: 100vh !important;
    background: #ffffff !important; /* 透過を廃止し白ベタにすることで洗練 */
    box-sizing: border-box !important;
    z-index: 1050 !important;
  }

  .site-nav.is-open {
    right: 0 !important;
  }

  /* ダサさの原因であった「野暮ったい太枠線」「不自然な角丸」「浮いた影」をすべて撤廃 */
  .site-nav a {
    display: block !important;
    width: 100% !important;
    max-width: 290px !important;
    text-align: center !important;
    font-size: 1.05rem !important;    /* 文字サイズを少しだけ落としてスタイリッシュに */
    font-weight: 700 !important;      /* 900の極太から、洗練された700の太字へ */
    color: var(--color-brand-navy) !important;
    background: #f8fafc !important;   /* 3色ルールの極薄グレー背景に変更 */
    border: none !important;          /* 枠線を完全に排除（フラット化） */
    border-radius: 6px !important;    /* 丸すぎる角丸を「6px」のシャープな角丸へ変更 */
    padding: 1.25rem 1.5rem !important;
    box-shadow: none !important;      /* 安っぽい影をすべて削除 */
    letter-spacing: 0.08em !important;/* 文字の間隔を広げて美しく見せる */
    transition: background 0.2s ease, color 0.2s ease, transform 0.1s ease !important;
    
    /* 💡 【Tabキーバグ解決】初期状態（閉じている時）はTabキー対象から完全に抹消し、クリック判定も遮断 */
    pointer-events: none !important;
    visibility: hidden !important;
  }

  /* 💡 【トグル同期】メニューが開いた（.is-open）瞬間だけ、すべてのフォーカスとタップを100%解放 */
  .site-nav.is-open a {
    pointer-events: auto !important;
    visibility: visible !important;
  }

  /* タップ時・ホバー時・現在地のアクティブ状態：上品なニュアンスの切り替え */
  .site-nav a:focus,
  .site-nav a:hover,
  .site-nav a.active {
    outline: none !important;
    background: #123a66 !important;   /* ブランドネイビーの2層目で塗りつぶし */
    color: #ffffff !important;         /* 文字を白抜きにしてモダンに */
    box-shadow: none !important;
  }

  /* タップした瞬間の微細なフィードバック */
  .site-nav a:active {
    transform: scale(0.98) !important;
    background: var(--color-brand-navy) !important;
  }

  /* ハンバーガーから「×」へのアニメーション */
  .menu-toggle.is-active .bar:nth-child(1) { transform: translateY(7px) rotate(45deg) !important; }
  .menu-toggle.is-active .bar:nth-child(2) { opacity: 0 !important; }
  .menu-toggle.is-active .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg) !important; }
}

@media (max-width: 500px) {
  .footer-nav-wrap {
    grid-template-columns: 1fr;
  }
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

/* ========================================
   💡 【視覚強化】Enterキー操作(tabindex="0")時のフォーカス強調
   ======================================== */
.choice-card:focus,
.survey-scale-item:focus {
  outline: none !important;
  border-color: var(--color-brand-cyan) !important;
  box-shadow: var(--shadow-focus) !important;
  background: linear-gradient(180deg, #f9fdff 0%, #f1fbff 100%) !important;
}

/* ========================================
   Responsive (PC/Tablet)
   ======================================== */
@media (min-width: 768px) {
  .hero-inner { padding: 3rem; }
  .hero-search-grid { grid-template-columns: minmax(0, 1fr) auto; align-items: center; }
  .hero-search-fields { display: grid; grid-template-columns: minmax(0, 1fr) 18rem; gap: 0.75rem; }
  .list-layout { grid-template-columns: 18rem minmax(0, 1fr); }
  .info-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .hero-detail-grid { grid-template-columns: minmax(0, 1.45fr) minmax(20rem, 0.8fr); }
  .overview-layout { grid-template-columns: minmax(0, 2fr) minmax(18rem, 1fr); }
  .overview-grid.two-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .agenda-item { grid-template-columns: minmax(0, 1.3fr) minmax(16rem, 0.8fr); align-items: start; }
  .campaign-benefits { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .campaign-bottom-grid { grid-template-columns: 1.2fr 0.8fr; }
  .entry-layout { grid-template-columns: minmax(18rem, 0.9fr) minmax(0, 1.4fr); align-items: start; }
  .form-grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .survey-layout { grid-template-columns: minmax(0, 1fr) 20rem; align-items: start; }
}

/* ========================================
   Small helpers
   ======================================== */
.mt-0 { margin-top: 0 !important; }
.mt-8 { margin-top: 2rem !important; }
.w-full { width: 100% !important; }
.hidden { display: none !important; }