:root {
  --primary: #0f1a2a;
  --primary-soft: #162539;
  --secondary: #1f6f64;
  --accent: #c8a96a;
  --background: #f7f3ea;
  --paper: rgba(255, 255, 255, 0.9);
  --paper-strong: #ffffff;
  --mist: rgba(230, 224, 214, 0.7);
  --border: #e6e0d6;
  --text: #101114;
  --text-muted: #5a5d64;
  --text-subtle: #7c8189;
  --shadow: 0 10px 28px rgba(15, 26, 42, 0.06);
  --radius-xl: 16px;
  --radius-lg: 14px;
  --radius-md: 12px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Inter", "Noto Sans TC", sans-serif;
  color: var(--text);
  line-height: 1.6;
  background:
    radial-gradient(circle at 14% 12%, rgba(255, 255, 255, 0.8), transparent 26%),
    radial-gradient(circle at 78% 14%, rgba(230, 224, 214, 0.56), transparent 28%),
    linear-gradient(180deg, rgba(247, 243, 234, 0.98), rgba(243, 239, 231, 0.98));
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.55;
  background:
    radial-gradient(circle at 20% 18%, rgba(255, 255, 255, 0.24), transparent 22%),
    radial-gradient(circle at 78% 24%, rgba(255, 255, 255, 0.16), transparent 18%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.18), transparent 18%, rgba(15, 26, 42, 0.03) 78%, rgba(15, 26, 42, 0.05)),
    repeating-linear-gradient(90deg, rgba(230, 224, 214, 0.16) 0, rgba(230, 224, 214, 0.16) 1px, transparent 1px, transparent 6px);
}

body::after {
  content: "";
  position: fixed;
  inset: auto 0 0;
  height: 180px;
  pointer-events: none;
  opacity: 0.25;
  background:
    radial-gradient(circle at 50% 20%, rgba(255, 255, 255, 0.45), transparent 28%),
    linear-gradient(180deg, transparent, rgba(15, 26, 42, 0.05)),
    linear-gradient(
      160deg,
      transparent 0 16%,
      rgba(15, 26, 42, 0.08) 16% 18%,
      transparent 18% 32%,
      rgba(15, 26, 42, 0.06) 32% 34%,
      transparent 34% 48%,
      rgba(15, 26, 42, 0.08) 48% 50%,
      transparent 50% 100%
    );
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.page-shell {
  position: relative;
  z-index: 1;
  max-width: 1360px;
  margin: 0 auto;
  padding: 24px 16px 48px;
}

.hero,
.condition-card,
.product-card,
.summary-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(255, 255, 255, 0.86));
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.hero {
  position: relative;
  overflow: hidden;
  display: grid;
  gap: 20px;
  border-radius: var(--radius-xl);
  padding: 22px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 16% 18%, rgba(31, 111, 100, 0.08), transparent 24%),
    radial-gradient(circle at 88% 18%, rgba(200, 169, 106, 0.1), transparent 20%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.2), transparent 30%);
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 120px;
  pointer-events: none;
  opacity: 0.12;
  background:
    radial-gradient(circle at 58% 8%, rgba(255, 255, 255, 0.7), transparent 20%),
    linear-gradient(
      165deg,
      transparent 0 18%,
      var(--primary) 18% 19%,
      transparent 19% 34%,
      var(--primary) 34% 35%,
      transparent 35% 54%,
      var(--primary) 54% 55%,
      transparent 55% 100%
    );
}

.hero-copy,
.hero-panel {
  position: relative;
  z-index: 1;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  padding: 8px 10px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.96);
}

.brand-mark img {
  display: block;
  width: min(220px, 54vw);
  height: auto;
}

.hero-kicker,
.section-kicker,
.panel-title,
.summary-label,
.card-index {
  margin: 0;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--secondary);
  font-weight: 700;
}

.hero-jp {
  margin: 10px 0 0;
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  color: var(--text-subtle);
  font-weight: 700;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: -0.02em;
}

h1 {
  margin-top: 12px;
  font-family: "Noto Sans JP", "Noto Sans TC", sans-serif;
  font-size: clamp(2rem, 7vw, 3.25rem);
  line-height: 1.2;
  font-weight: 900;
  color: var(--primary);
}

h2 {
  font-family: "Noto Sans JP", "Noto Sans TC", sans-serif;
  font-size: clamp(1.55rem, 4vw, 2.25rem);
  line-height: 1.25;
  font-weight: 800;
  color: var(--primary);
}

h3 {
  font-size: 1.06rem;
  line-height: 1.35;
  font-weight: 700;
  color: var(--primary);
}

.hero-lead {
  max-width: 32rem;
  margin: 14px 0 0;
  color: var(--text-muted);
  font-size: 0.98rem;
}

.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.hero-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid rgba(15, 26, 42, 0.08);
  background: rgba(255, 255, 255, 0.7);
  color: var(--text-muted);
  font-size: 0.84rem;
  font-weight: 600;
}

.hero-panel {
  padding: 18px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background:
    linear-gradient(180deg, rgba(15, 26, 42, 0.97), rgba(18, 37, 57, 0.96));
  color: #f6f3eb;
}

.panel-title {
  color: rgba(246, 243, 235, 0.74);
}

.formula {
  margin: 10px 0 14px;
  font-size: 1rem;
  line-height: 1.55;
  font-weight: 700;
  color: #ffffff;
}

.formula-list {
  display: grid;
  gap: 10px;
  margin: 0;
}

.formula-list div {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 10px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.formula-list dt,
.formula-list dd {
  margin: 0;
  font-size: 0.9rem;
}

.formula-list dt {
  color: rgba(246, 243, 235, 0.72);
}

.formula-list dd {
  text-align: right;
  color: #ffffff;
  font-weight: 700;
}

.layout {
  display: grid;
  gap: 20px;
  margin-top: 20px;
}

.section,
.summary-panel {
  display: grid;
  gap: 18px;
}

.section {
  min-width: 0;
}

.section-head {
  display: grid;
  gap: 14px;
}

.primary-action,
.remove-action {
  border-radius: 12px;
  transition: background-color 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}

.primary-action {
  min-height: 46px;
  padding: 10px 16px;
  border: 1px solid var(--primary);
  background: var(--primary);
  color: #ffffff;
  font-weight: 700;
  box-shadow: none;
}

.primary-action:hover {
  background: var(--primary-soft);
  transform: translateY(-1px);
}

.product-list {
  display: grid;
  gap: 18px;
}

.condition-card,
.product-card,
.summary-card {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.condition-card {
  padding: 14px 16px;
}

.toggle-field {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--text);
}

.toggle-field strong,
.toggle-field small {
  display: block;
}

.toggle-field strong {
  font-size: 0.96rem;
  color: var(--primary);
}

.toggle-field small {
  margin-top: 4px;
  color: var(--text-muted);
  font-size: 0.84rem;
  line-height: 1.55;
}

.toggle-field input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--secondary);
  flex: 0 0 auto;
}

.product-card,
.summary-card {
  padding: 18px;
}

.product-card::before,
.summary-card::before,
.condition-card::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0.35;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.24), transparent 24%),
    repeating-linear-gradient(0deg, rgba(230, 224, 214, 0.08) 0, rgba(230, 224, 214, 0.08) 1px, transparent 1px, transparent 10px);
}

.product-card-head,
.field-stack,
.meta-grid,
.notes-copy,
.rule-list,
.summary-value {
  position: relative;
  z-index: 1;
}

.product-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.remove-action {
  min-height: 40px;
  padding: 8px 12px;
  border: 1px solid rgba(15, 26, 42, 0.12);
  background: rgba(255, 255, 255, 0.62);
  color: var(--text-muted);
  font-weight: 600;
}

.remove-action:hover {
  border-color: rgba(15, 26, 42, 0.2);
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-1px);
}

.field-stack {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.field {
  display: grid;
  gap: 7px;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.field select,
.field input {
  width: 100%;
  min-width: 0;
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.88);
  color: var(--text);
  outline: none;
}

.field select:disabled {
  background: rgba(240, 237, 232, 0.74);
  color: var(--text-subtle);
}

.field select:focus,
.field input:focus {
  border-color: rgba(31, 111, 100, 0.45);
  box-shadow: 0 0 0 4px rgba(31, 111, 100, 0.08);
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.meta-box {
  min-width: 0;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid rgba(15, 26, 42, 0.08);
  background: rgba(255, 255, 255, 0.72);
}

.meta-box span {
  display: block;
  font-size: 0.78rem;
  line-height: 1.45;
  letter-spacing: 0.04em;
  color: var(--text-subtle);
}

.meta-box strong {
  display: block;
  margin-top: 6px;
  font-size: 1rem;
  line-height: 1.4;
  font-weight: 700;
  color: var(--primary);
  word-break: break-word;
}

.meta-box.reward {
  grid-column: 1 / -1;
  border-color: rgba(200, 169, 106, 0.26);
  background:
    linear-gradient(180deg, rgba(200, 169, 106, 0.08), rgba(255, 255, 255, 0.78));
}

.summary-panel {
  position: static;
}

.summary-card.total .summary-value {
  color: var(--primary);
}

.summary-card.accent .summary-value {
  color: var(--accent);
}

.summary-value {
  margin: 8px 0 0;
  font-size: clamp(1.7rem, 5vw, 2.3rem);
  line-height: 1.2;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

.notes-copy {
  margin: 8px 0 0;
  color: var(--text-muted);
  font-size: 0.94rem;
}

.rule-list {
  display: grid;
  gap: 8px;
  margin: 8px 0 0;
  padding-left: 18px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.hero-ornament {
  position: absolute;
  width: 88px;
  height: 88px;
  border-radius: 50%;
  border: 1px solid rgba(31, 111, 100, 0.12);
  pointer-events: none;
  opacity: 0.7;
}

.hero-ornament::before,
.hero-ornament::after {
  content: "";
  position: absolute;
  inset: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
}

.hero-ornament::before {
  width: 54px;
  height: 54px;
  border: 1px solid rgba(200, 169, 106, 0.24);
}

.hero-ornament::after {
  width: 16px;
  height: 16px;
  background: rgba(200, 169, 106, 0.18);
}

.hero-ornament-left {
  top: -24px;
  left: -24px;
}

.hero-ornament-right {
  right: 16px;
  bottom: 26px;
}

@media (min-width: 768px) {
  .page-shell {
    padding: 32px 24px 56px;
  }

  .hero {
    grid-template-columns: minmax(0, 7fr) minmax(280px, 5fr);
    align-items: start;
    padding: 28px;
  }

  .layout {
    grid-template-columns: minmax(0, 7fr) minmax(320px, 5fr);
    gap: 24px;
  }

  .section-head {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: end;
  }

  .field-stack {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
  }

  .summary-panel {
    position: sticky;
    top: 24px;
    align-self: start;
  }
}

@media (min-width: 1200px) {
  .page-shell {
    padding-inline: 32px;
  }

  .layout {
    grid-template-columns: repeat(12, minmax(0, 1fr));
  }

  .section {
    grid-column: span 8;
  }

  .summary-panel {
    grid-column: span 4;
  }

  .field-stack {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .meta-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .meta-box.reward {
    grid-column: auto;
  }
}