:root {
  --kindai-blue: #126149;
  --kindai-navy: #042f24;
  --kindai-gold: #f5c542;
  --kindai-sky: #2fbf71;
  --kindai-light: #f1f7f3;
  --ink: #0b1f1a;
  --muted: #4f6a62;
  --star-off: #d9e7cb;
  --card-bg: rgba(255, 255, 255, 0.94);
  --shadow-lg: 0 30px 90px -40px rgba(5, 53, 34, 0.4), 0 25px 45px -30px rgba(8, 68, 52, 0.35);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --transition: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html, body {
  margin: 0;
  padding: 0;
  font-family: "Inter", "Noto Sans JP", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
}

body {
  min-height: 100vh;
  background: radial-gradient(circle at 20% 18%, rgba(47, 191, 113, 0.32), transparent 55%),
              radial-gradient(circle at 80% -10%, rgba(18, 97, 73, 0.55), transparent 60%),
              linear-gradient(150deg, #03130f 5%, #063526 55%, #0c4a31 100%);
  display: flex;
  justify-content: center;
  padding: 48px 16px 80px;
}

.page {
  width: 100%;
  max-width: 960px;
  display: grid;
  gap: 24px;
}

.hidden {
  display: none !important;
}

.hero {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-xl);
  padding: 52px 44px;
  background: linear-gradient(120deg, rgba(4, 47, 36, 0.96), rgba(18, 97, 73, 0.9) 60%, rgba(159, 211, 86, 0.35));
  color: #fff;
  box-shadow: var(--shadow-lg);
}

.hero__glow {
  position: absolute;
  inset: -20%;
  background: radial-gradient(circle at 25% 0%, rgba(159, 211, 86, 0.28), transparent 60%),
              radial-gradient(circle at 70% 90%, rgba(47, 191, 113, 0.25), transparent 55%);
  opacity: 0.8;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 640px;
}

.hero__eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.72);
}

.hero__title {
  font-size: clamp(2.1rem, 4vw, 2.8rem);
  margin: 0 0 12px;
  letter-spacing: 0.015em;
}

.hero__subtitle {
  font-size: 1.05rem;
  line-height: 1.6;
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
}

.card {
  background: var(--card-bg);
  backdrop-filter: blur(14px);
  border-radius: var(--radius-lg);
  padding: 30px 34px;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(18, 97, 73, 0.12);
}

.card.notice {
  display: grid;
  gap: 20px;
}

.card__title {
  font-size: 1.5rem;
  margin: 0 0 8px;
  font-weight: 700;
  color: var(--kindai-navy);
}

.card__desc {
  margin: 0 0 24px;
  color: var(--muted);
  line-height: 1.6;
}

.gate {
  display: grid;
  gap: 18px;
}

.gate__form {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: flex-end;
}

.gate__label {
  display: grid;
  gap: 6px;
  flex: 1;
}

.gate__label span {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--kindai-navy);
}

.gate__error {
  margin: 0;
  min-height: 1.2em;
  color: #e25b57;
  font-size: 0.9rem;
}

.gate__booth-name {
  margin: 0;
  min-height: 1.2em;
  color: rgba(4, 47, 36, 0.8);
  font-size: 0.92rem;
}

.input {
  border-radius: 14px;
  border: 1px solid rgba(18, 97, 73, 0.14);
  padding: 14px 16px;
  font-size: 1.1rem;
  background: rgba(255, 255, 255, 0.9);
  transition: border-color 0.25s var(--transition), box-shadow 0.25s var(--transition);
}

.input:focus {
  outline: none;
  border-color: rgba(47, 191, 113, 0.75);
  box-shadow: 0 0 0 4px rgba(47, 191, 113, 0.18);
}

.btn {
  border: none;
  cursor: pointer;
  border-radius: 999px;
  padding: 14px 26px;
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: transform 0.2s var(--transition), box-shadow 0.2s var(--transition), filter 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.6;
  transform: none;
}

.btn:hover:not(:disabled) {
  transform: translateY(-1px);
}

.btn:active:not(:disabled) {
  transform: translateY(0);
  filter: brightness(0.98);
}

.btn--accent {
  background: linear-gradient(135deg, var(--kindai-sky), var(--kindai-blue));
  color: #fff;
  box-shadow: 0 18px 35px rgba(6, 66, 46, 0.35);
}

.btn--outline {
  border: 2px solid rgba(18, 97, 73, 0.4);
  background: rgba(255, 255, 255, 0.95);
  color: var(--kindai-blue);
  box-shadow: 0 10px 24px rgba(6, 66, 46, 0.18);
}

.btn--outline:hover:not(:disabled) {
  background: rgba(255, 255, 255, 1);
  box-shadow: 0 14px 32px rgba(6, 66, 46, 0.22);
}

.btn--outline:active:not(:disabled) {
  background: rgba(230, 242, 236, 0.9);
}

.btn--submit {
  min-width: 280px;
  font-size: 1.2rem;
  padding: 16px 32px;
  color: #fff;
  background: linear-gradient(118deg, rgba(4, 47, 36, 0.95) 0%, rgba(18, 97, 73, 0.95) 52%, rgba(159, 211, 86, 0.92) 100%);
  background-size: 200% 200%;
  animation: gradientFlow 6s ease infinite;
  box-shadow: 0 24px 50px rgba(4, 47, 36, 0.4);
}

@keyframes gradientFlow {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.form {
  display: grid;
  gap: 24px;
}

.booth-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  border-radius: var(--radius-lg);
  background: linear-gradient(120deg, rgba(4, 47, 36, 0.96), rgba(18, 97, 73, 0.88));
  color: #fff;
}

.booth-banner__info {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: flex-start;
  flex: 1;
  min-width: 0;
}

.booth-banner__badge {
  font-size: 0.9rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.75;
  font-weight: 600;
}

.booth-banner__number {
  font-size: clamp(2rem, 5vw, 2.6rem);
  font-weight: 700;
  letter-spacing: 0.25em;
}

.booth-banner__name {
  font-size: clamp(1rem, 3vw, 1.2rem);
  font-weight: 600;
  letter-spacing: 0.04em;
  opacity: 0.9;
  white-space: normal;
  word-break: break-word;
}

.booth-banner__edit {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  padding: 10px 18px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.25s;
}

.booth-banner__edit:hover {
  background: rgba(255, 255, 255, 0.26);
}

.alert {
  min-height: 1.3rem;
  padding: 0;
  font-size: 0.95rem;
  color: #e25b57;
  font-weight: 600;
}

.alert[data-tone="info"] {
  color: var(--kindai-sky);
}

.alert[data-tone="success"] {
  color: #16a34a;
}

.alert[data-tone="warning"] {
  color: #d99d2a;
}

.card-grid {
  display: grid;
  gap: 24px;
  counter-reset: question;
}

@media (min-width: 768px) {
  .card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .question-card--textarea {
    grid-column: 1 / -1;
  }
}

.question-card {
  background: rgba(255, 255, 255, 0.95);
  border-radius: 24px;
  border: 1px solid rgba(18, 97, 73, 0.12);
  padding: 24px 24px 36px;
  box-shadow: 0 18px 40px rgba(6, 53, 40, 0.14);
  display: grid;
  gap: 18px;
  position: relative;
  isolation: isolate;
  counter-increment: question;
}

.question-card__title {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--kindai-navy);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  border-radius: 16px;
  background: rgba(47, 191, 113, 0.14);
  box-shadow: inset 0 0 0 1px rgba(18, 97, 73, 0.08);
}

.question-card__title::before {
  content: "Q" counter(question);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 12px;
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border-radius: 999px;
  background: rgba(47, 191, 113, 0.2);
  color: var(--kindai-sky);
  font-weight: 700;
}

.question-card__subtitle {
  margin: 0;
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.6;
}

.stars {
  display: grid;
  grid-auto-flow: column;
  gap: 10px;
  justify-content: flex-start;
  align-items: center;
  font-size: 0;
}

.stars input {
  display: none;
}

.stars label {
  font-size: clamp(1.65rem, 4vw, 2.2rem);
  color: var(--star-off);
  cursor: pointer;
  transition: transform 0.25s var(--transition), color 0.25s var(--transition), text-shadow 0.25s;
  position: relative;
  filter: drop-shadow(0 6px 10px rgba(18, 97, 73, 0.18));
}

.stars label::after {
  content: attr(data-value);
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translate(-50%, 6px);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  opacity: 0;
  transition: opacity 0.2s;
  color: var(--muted);
}

.stars label:hover {
  color: var(--kindai-gold);
  transform: translateY(-4px) scale(1.08);
}

.stars label.is-active {
  color: var(--kindai-gold);
  text-shadow: 0 12px 30px rgba(159, 211, 86, 0.35);
}

.stars label.is-active::after {
  opacity: 0.8;
}

.textarea {
  width: 100%;
  border-radius: 18px;
  border: 1px solid rgba(18, 97, 73, 0.1);
  padding: 16px 20px;
  font-size: 1rem;
  resize: vertical;
  min-height: 140px;
  background: rgba(255, 255, 255, 0.9);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.textarea:focus {
  outline: none;
  border-color: rgba(47, 191, 113, 0.6);
  box-shadow: 0 0 0 4px rgba(47, 191, 113, 0.14);
}

.submit-area {
  display: flex;
  justify-content: center;
}

.thanks {
  text-align: center;
  backdrop-filter: blur(14px);
  display: grid;
  gap: 14px;
  padding: 48px 32px;
}

.thanks__badge {
  display: inline-block;
  margin: 0 auto;
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: rgba(47, 191, 113, 0.18);
  color: var(--kindai-sky);
  font-weight: 700;
}

.thanks__title {
  font-size: clamp(1.8rem, 3.5vw, 2.4rem);
  margin: 0;
  color: var(--kindai-navy);
}

.thanks__body {
  margin: 0;
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.8;
}

.already-voted {
  display: grid;
  gap: 18px;
  text-align: center;
  padding: 44px 32px;
}

.already-voted__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  padding: 6px 18px;
  border-radius: 999px;
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  background: rgba(47, 191, 113, 0.16);
  color: var(--kindai-sky);
  font-weight: 700;
}

.already-voted__title {
  margin: 0;
  font-size: clamp(1.7rem, 3.5vw, 2.3rem);
  color: var(--kindai-navy);
  font-weight: 700;
}

.already-voted__body {
  margin: 0;
  font-size: 1.02rem;
  color: var(--muted);
  line-height: 1.8;
}

.already-voted__body span {
  font-weight: 700;
  color: var(--kindai-gold);
}

.already-voted__actions {
  display: flex;
  justify-content: center;
}

.footer {
  text-align: center;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (max-width: 640px) {
  body {
    padding: 32px 12px 60px;
  }

  .card {
    padding: 24px 20px;
  }

  .notice__actions .btn {
    width: 100%;
  }

  .hero {
    padding: 36px 24px;
  }

  .gate__form {
    flex-direction: column;
    align-items: stretch;
  }

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

  .booth-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .booth-banner__number {
    letter-spacing: 0.18em;
  }

}

.notice__actions {
  display: grid;
  gap: 12px;
  align-items: flex-start;
}

.notice__hint {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.qr-scanner {
  display: grid;
  gap: 16px;
  padding: 20px 22px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(18, 97, 73, 0.12);
  box-shadow: 0 18px 38px rgba(6, 53, 40, 0.18);
}

.qr-scanner__viewport {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  background: #000;
}

.qr-scanner__video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.qr-scanner__overlay {
  position: absolute;
  inset: 8%;
  border-radius: 16px;
  border: 2px solid rgba(47, 191, 113, 0.5);
  box-shadow: 0 0 0 999px rgba(0, 0, 0, 0.35);
  pointer-events: none;
}

.qr-scanner__status {
  margin: 0;
  font-size: 0.95rem;
  color: var(--kindai-navy);
  line-height: 1.6;
}

.qr-scanner__status[data-tone="info"] {
  color: var(--kindai-navy);
}

.qr-scanner__status[data-tone="success"] {
  color: #16a34a;
}

.qr-scanner__status[data-tone="warning"] {
  color: #d99d2a;
}

.qr-scanner__status[data-tone="error"] {
  color: #e25b57;
}

.qr-scanner__actions {
  display: flex;
  justify-content: flex-end;
}

.qr-scanner__tip {
  margin: 0;
  font-size: 0.85rem;
  color: var(--muted);
}

@media (max-width: 599px) {
  .qr-scanner {
    padding: 18px 16px;
  }

  .qr-scanner__overlay {
    inset: 10%;
  }
}