/* =========================
   Design Tokens (Brand Variables)
   共通カラー変数 — GPU GUIDE / PC BUILD CHECK / GAME PC GUIDE 共通
========================= */

:root {
  /* Brand Colors */
  --color-cyan: #19e3ff;
  --color-purple: #7b61ff;
  --color-cyan-glow: rgba(25, 227, 255, 0.18);
  --color-purple-glow: rgba(123, 97, 255, 0.18);

  /* Background */
  --color-bg: #090b14;
  --color-bg-surface: rgba(255, 255, 255, 0.04);
  --color-bg-card: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04));
  --color-bg-overlay: rgba(9, 11, 20, 0.82);

  /* Text */
  --color-text: #f5f7fb;
  --color-text-muted: #cfd6e6;
  --color-text-dim: #9aa7bd;

  /* Border */
  --color-border: rgba(255, 255, 255, 0.12);
  --color-border-cyan: rgba(25, 227, 255, 0.22);

  /* Safe Area (iOS notch / home indicator) */
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --safe-right: env(safe-area-inset-right, 0px);

  /* Radius */
  --radius-sm: 14px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-pill: 999px;
}

/* =========================
   Reset & Base
========================= */

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-tap-highlight-color: transparent;
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #f5f7fb;
  background:
    radial-gradient(circle at top left, rgba(25, 227, 255, 0.18), transparent 34%),
    radial-gradient(circle at bottom right, rgba(123, 97, 255, 0.18), transparent 34%),
    #090b14;
  overscroll-behavior-y: none;
}

button,
a,
select,
label,
[role="button"] {
  touch-action: manipulation;
}

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

.container {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-bg-overlay);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: var(--safe-top);
}

.header-inner {
  height: 60px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-logo {
  font-weight: 800;
  letter-spacing: 0.04em;
}

.site-logo span {
  background: linear-gradient(135deg, #19e3ff, #7b61ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.header-link {
  padding: 10px 14px;
  border-radius: 999px;
  color: #cfd6e6;
  font-size: 14px;
}

.header-link:hover {
  background: rgba(255, 255, 255, 0.08);
}

.hero {
  min-height: auto;
  display: flex;
  align-items: center;
  padding: 72px 0;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero-label {
  color: #19e3ff;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-title {
  margin: 12px 0 20px;
  font-size: clamp(42px, 7vw, 76px);
  line-height: 1.05;
}

.hero-title span {
  background: linear-gradient(135deg, #19e3ff, #7b61ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-text {
  max-width: 560px;
  color: #cfd6e6;
  font-size: 17px;
  line-height: 1.9;
}

.hero-actions {
  display: flex;
  gap: 14px;
  margin-top: 32px;
  flex-wrap: wrap;
}

.primary-button,
.secondary-button,
.tertiary-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
}

.primary-button {
  background: linear-gradient(135deg, #19e3ff, #7b61ff);
  color: #fff;
  box-shadow: 0 18px 40px rgba(25, 227, 255, 0.18);
}

.secondary-button {
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #dbe3f3;
  background:
    linear-gradient(135deg, rgba(25, 227, 255, 0.12), rgba(123, 97, 255, 0.16)),
    rgba(255, 255, 255, 0.04);
  box-shadow: 0 14px 32px rgba(123, 97, 255, 0.12);
}

.tertiary-button {
  color: rgba(207, 214, 230, 0.82);
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.primary-button:hover,
.secondary-button:hover,
.tertiary-button:hover {
  transform: translateY(-2px);
}

.hero-card {
  padding: 28px;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04));
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
}

.card-label {
  margin: 0 0 12px;
  color: #19e3ff;
  font-size: 13px;
  font-weight: 700;
}

.hero-card h2 {
  margin: 0 0 20px;
  font-size: 26px;
}

.hero-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.hero-card li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  color: #e8edf7;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-card li:last-child {
  border-bottom: none;
}

.hero-card li span {
  color: #9aa7bd;
}

.diagnosis-section,
.about-section {
  padding: 80px 0;
}

.section-title {
  margin: 0 0 16px;
  font-size: 32px;
}

.section-text {
  max-width: 720px;
  color: #cfd6e6;
  line-height: 1.9;
}

@media (max-width: 800px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }

  .hero {
    padding: 48px 0;
  }

  .hero-card {
    margin-top: 12px;
  }
}

.section-label {
  margin: 0 0 10px;
  color: #19e3ff;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.diagnosis-form {
  padding: 28px;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.04));
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.form-field {
  position: relative;
  display: flex;
  flex-direction: column;
}

.form-field::after {
  content: "▼";

  position: absolute;
  right: 16px;
  bottom: 18px;

  font-size: 11px;
  color: #19e3ff;

  pointer-events: none;
}

.form-field select:hover {
  border-color: rgba(25, 227, 255, 0.65);
  box-shadow: 0 0 18px rgba(25, 227, 255, 0.15);
}

.form-field span {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 8px;
  color: #dbe3f3;
  font-size: 14px;
  font-weight: 700;
}

.field-note {
  color: #7b8caa;
  font-size: 11px;
  font-weight: 500;
}

.form-field select {
  width: 100%;
  padding: 14px 44px 14px 16px;

  border-radius: 14px;
  border: 1px solid rgba(123, 97, 255, 0.35);

  background-color: #12182b;
  color: #ffffff;

  font-size: 15px;
  font-weight: 600;

  outline: none;
  cursor: pointer;

  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;

  transition: all 0.2s ease;
}

.form-field select:focus {
  border-color: #19e3ff;
  box-shadow:
    0 0 0 3px rgba(25, 227, 255, 0.14),
    0 0 24px rgba(123, 97, 255, 0.22);
}

.form-field select option {
  background: #0b1020;
  color: #f5f7ff;
}

.form-field option {
  color: #111827;
  background: #ffffff;
}

.diagnosis-button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 50px;
  margin-top: 24px;
  padding: 0 24px;
  border: none;
  border-radius: 999px;
  color: #fff;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  background: linear-gradient(135deg, #19e3ff, #7b61ff);
  box-shadow: 0 18px 40px rgba(25, 227, 255, 0.18);
}

.diagnosis-button:hover {
  transform: translateY(-2px);
}

@media (max-width: 800px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

  .diagnosis-form {
    padding: 22px;
  }

  .diagnosis-button {
    width: 100%;
  }
}
#result-area {
  margin-top: 28px;
}

.result-card {
  padding: 28px;
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.1), rgba(255,255,255,0.04));
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 24px 80px rgba(0,0,0,0.28);
}

.result-label {
  margin: 0 0 12px;
  color: #19e3ff;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.result-card h3 {
  margin: 0 0 20px;
  font-size: 28px;
}

.result-specs {
  list-style: none;
  padding: 0;
  margin: 0;
}

.result-specs li {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.result-specs li:last-child {
  border-bottom: none;
}

.result-specs span {
  color: #9aa7bd;
}

.result-comment {
  margin-top: 20px;
  color: #cfd6e6;
  line-height: 1.8;
}

.result-insights {
  display: grid;
  gap: 18px;
  margin-top: 26px;
}

.result-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.metric-card,
.result-panel {
  border: 1px solid rgba(25, 227, 255, 0.18);
  background:
    linear-gradient(135deg, rgba(25, 227, 255, 0.08), rgba(123, 97, 255, 0.09)),
    rgba(255, 255, 255, 0.035);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.09),
    0 16px 36px rgba(0, 0, 0, 0.18);
}

.metric-card {
  display: grid;
  gap: 8px;
  min-height: 124px;
  padding: 18px;
  border-radius: 18px;
}

.metric-card span,
.metric-card small {
  color: #9aa7bd;
}

.metric-card span {
  font-size: 13px;
  font-weight: 800;
}

.metric-card strong {
  color: #ffffff;
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.15;
}

.metric-card small {
  font-size: 12px;
  line-height: 1.5;
}

.result-panel {
  padding: 20px;
  border-radius: 20px;
}

.result-panel-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.result-panel-heading .result-label {
  margin: 0;
}

.result-panel-heading h4 {
  margin: 0;
  color: #ffffff;
  font-size: 20px;
}

.result-panel-heading span {
  margin-left: auto;
  padding: 6px 10px;
  border-radius: 999px;
  color: #19e3ff;
  font-size: 12px;
  font-weight: 900;
  background: rgba(25, 227, 255, 0.09);
  border: 1px solid rgba(25, 227, 255, 0.24);
}

.fps-grid,
.capability-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.fps-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.fps-item {
  display: grid;
  gap: 8px;
  min-height: 106px;
  padding: 16px;
  border-radius: 16px;
  background: rgba(9, 11, 20, 0.52);
  border: 1px solid rgba(255, 255, 255, 0.09);
}

.fps-game {
  color: #cfd6e6;
  font-size: 13px;
  font-weight: 800;
}

.fps-item strong {
  align-self: end;
  color: #ffffff;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1;
}

.fps-item small {
  margin-left: 4px;
  color: #19e3ff;
  font-size: 13px;
}

.capability-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.capability-list li {
  padding: 10px 14px;
  border-radius: 999px;
  color: #eaf7ff;
  font-size: 14px;
  font-weight: 800;
  background:
    linear-gradient(135deg, rgba(25, 227, 255, 0.16), rgba(123, 97, 255, 0.22));
  border: 1px solid rgba(25, 227, 255, 0.22);
}

.gpu-detail-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  justify-self: start;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  color: #ffffff;
  font-weight: 900;
  background: linear-gradient(135deg, #19e3ff, #7b61ff);
  box-shadow: 0 18px 40px rgba(25, 227, 255, 0.18);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.gpu-detail-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 48px rgba(123, 97, 255, 0.24);
}

.hidden {
  display: none;
}

.affiliate-section {
  margin-top: 22px;
  padding: 24px;
  border-radius: 24px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.09), rgba(255,255,255,0.035));
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 22px 64px rgba(0,0,0,0.24);
}

.affiliate-title {
  margin: 0 0 18px;
  font-size: 22px;
}

.affiliate-buttons {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.affiliate-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 12px 18px;
  border-radius: 999px;
  color: #ffffff;
  font-weight: 800;
  text-align: center;
  background:
    linear-gradient(135deg, rgba(25, 227, 255, 0.22), rgba(123, 97, 255, 0.3)),
    rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(25, 227, 255, 0.25);
  box-shadow:
    0 14px 34px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.14);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.affiliate-button:hover {
  transform: translateY(-2px);
  border-color: rgba(25, 227, 255, 0.54);
  box-shadow:
    0 18px 42px rgba(0, 0, 0, 0.3),
    0 0 24px rgba(25, 227, 255, 0.12);
}

.affiliate-description {
  margin: 16px 0 0;
  color: #cfd6e6;
  font-size: 14px;
  line-height: 1.7;
}

.affiliate-link-note {
  margin: 10px 0 0;
  color: rgba(207, 214, 230, 0.72);
  font-size: 12px;
  line-height: 1.7;
}

.affiliate-footnote {
  margin: 10px 0 0;
  color: #9aa7bd;
  font-size: 12px;
  line-height: 1.7;
}

.popular-jump-section {
  display: flex;
  justify-content: center;
  margin-top: 22px;
}

.popular-jump-section.hidden {
  display: none;
}

.popular-jump-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border: none;
  border-radius: 999px;
  color: #ffffff;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
  background: linear-gradient(135deg, #19e3ff, #7b61ff);
  box-shadow: 0 18px 40px rgba(25, 227, 255, 0.18);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.popular-jump-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 22px 48px rgba(123, 97, 255, 0.24);
}

.popular-builds-section {
  margin-top: 36px;
  scroll-margin-top: 86px;
}

.popular-builds-heading {
  margin-bottom: 20px;
}

.popular-builds-note {
  margin: -4px 0 0;
  color: rgba(207, 214, 230, 0.72);
  font-size: 12px;
  line-height: 1.7;
}

.popular-builds-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.popular-build-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 16px;
  min-height: 100%;
  padding: 20px;
  border-radius: 22px;
  background:
    linear-gradient(135deg, rgba(25, 227, 255, 0.09), rgba(123, 97, 255, 0.12)),
    rgba(255, 255, 255, 0.045);
  border: 1px solid rgba(25, 227, 255, 0.2);
  box-shadow:
    0 22px 58px rgba(0, 0, 0, 0.22),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.popular-rank {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  color: #ffffff;
  font-size: 16px;
  font-weight: 900;
  background: linear-gradient(135deg, #19e3ff, #7b61ff);
  box-shadow: 0 0 24px rgba(25, 227, 255, 0.2);
}

.popular-build-body h3 {
  margin: 0 0 14px;
  color: #ffffff;
  font-size: 19px;
  line-height: 1.45;
}

.popular-build-specs {
  display: grid;
  gap: 10px;
  margin: 0;
}

.popular-build-specs div {
  display: grid;
  grid-template-columns: 84px 1fr;
  gap: 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.popular-build-specs div:last-child {
  padding-bottom: 0;
  border-bottom: none;
}

.popular-build-specs dt {
  color: #9aa7bd;
  font-size: 12px;
  font-weight: 800;
}

.popular-build-specs dd {
  margin: 0;
  color: #e8edf7;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.45;
}

.popular-build-body p {
  margin: 16px 0 0;
  color: #cfd6e6;
  font-size: 14px;
  line-height: 1.7;
}

.popular-detail-link {
  display: inline-flex;
  align-items: center;
  margin-top: 14px;
  color: #19e3ff;
  font-size: 13px;
  font-weight: 800;
  transition: opacity 0.2s ease;
}

.popular-detail-link:hover {
  opacity: 0.75;
}

/* =========================
   About Section
========================= */

.about-section .container {
  padding: 32px;
  border-radius: 28px;

  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.09),
      rgba(255, 255, 255, 0.035)
    );

  border: 1px solid rgba(255, 255, 255, 0.12);

  box-shadow:
    0 24px 80px rgba(0, 0, 0, 0.24);
}

.about-section .section-title {
  background: linear-gradient(135deg, #19e3ff, #7b61ff);

  -webkit-background-clip: text;
  background-clip: text;

  color: transparent;
}

.about-section .section-text {
  margin-bottom: 0;
}

/* =========================
   Mobile Optimization
========================= */

@media (max-width: 800px) {

  .container {
    width: min(100% - 24px, 1120px);
  }

  .header-inner {
    height: 60px;
  }

  .site-logo {
    font-size: 15px;
  }

  .header-link {
    font-size: 13px;
    padding: 8px 12px;
  }

  .hero {
    min-height: auto;
    padding: 48px 0 56px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-title {
    font-size: clamp(38px, 12vw, 52px);
  }

  .hero-text {
    font-size: 15px;
    line-height: 1.8;
  }

  .hero-actions {
    flex-direction: column;
  }

  .primary-button,
  .secondary-button,
  .tertiary-button {
    width: 100%;
  }

  .hero-card,
  .diagnosis-form,
  .result-card,
  .affiliate-section,
  .about-section .container {
    padding: 22px;
    border-radius: 22px;
  }

  .hero-card li,
  .result-specs li {
    flex-direction: column;
    gap: 4px;
  }

  .diagnosis-section,
  .about-section {
    padding: 56px 0;
  }

  .section-title {
    font-size: 26px;
  }

  .section-text {
    font-size: 15px;
  }

  .form-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .form-field select {
    font-size: 16px;
    min-height: 52px;
  }

  .form-field::after {
    bottom: 16px;
    top: auto;
  }

  .diagnosis-button {
    width: 100%;
    min-height: 54px;
  }

  .result-card h3 {
    font-size: 22px;
  }

  .result-comment {
    font-size: 15px;
  }

  .result-metrics {
    grid-template-columns: 1fr;
  }

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

  .metric-card,
  .result-panel {
    border-radius: 18px;
  }

  .result-panel {
    padding: 18px;
  }

  .result-panel-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }

  .result-panel-heading span {
    margin-left: 0;
  }

  .fps-item {
    min-height: 92px;
  }

  .capability-list {
    display: grid;
    grid-template-columns: 1fr;
  }

  .gpu-detail-button {
    width: 100%;
  }

  .affiliate-buttons {
    grid-template-columns: 1fr;
  }

  .affiliate-button {
    width: 100%;
    min-height: 54px;
  }

  .popular-jump-button {
    width: 100%;
    min-height: 54px;
  }

  .popular-builds-grid {
    grid-template-columns: 1fr;
  }

  .popular-build-card {
    grid-template-columns: 1fr;
    padding: 18px;
    border-radius: 20px;
  }

  .popular-rank {
    width: 48px;
    height: 48px;
  }
}

@media (max-width: 420px) {

  .hero-title {
    font-size: 36px;
  }

  .hero-label,
  .section-label,
  .result-label {
    font-size: 12px;
  }

  .hero-card h2 {
    font-size: 22px;
  }

  .hero-card,
  .diagnosis-form,
  .result-card,
  .affiliate-section,
  .about-section .container {
    padding: 18px;
  }

  .popular-build-specs div {
    grid-template-columns: 1fr;
    gap: 4px;
  }
}

/* =========================
   Form Hint
========================= */

.form-hint {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 16px;
  padding: 14px 18px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(25, 227, 255, 0.08), rgba(123, 97, 255, 0.1));
  border: 1px solid rgba(25, 227, 255, 0.2);
  color: #cfd6e6;
  font-size: 14px;
  line-height: 1.6;
}

.form-hint-icon {
  font-size: 18px;
  flex-shrink: 0;
  margin-top: 1px;
}

.form-hint strong {
  color: #ffffff;
}

/* =========================
   Build Badges
========================= */

.build-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.build-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.badge-popular {
  background: linear-gradient(135deg, #19e3ff, #7b61ff);
  color: #fff;
}

.badge-fps {
  background: rgba(25, 227, 255, 0.15);
  border: 1px solid rgba(25, 227, 255, 0.35);
  color: #19e3ff;
}

.badge-cospa {
  background: rgba(255, 200, 50, 0.15);
  border: 1px solid rgba(255, 200, 50, 0.35);
  color: #ffc832;
}

.badge-beginner {
  background: rgba(80, 230, 160, 0.15);
  border: 1px solid rgba(80, 230, 160, 0.35);
  color: #50e6a0;
}

.badge-creative {
  background: rgba(217, 70, 239, 0.15);
  border: 1px solid rgba(217, 70, 239, 0.35);
  color: #d946ef;
}

.badge-longrun {
  background: rgba(123, 97, 255, 0.15);
  border: 1px solid rgba(123, 97, 255, 0.35);
  color: #a78cff;
}

/* =========================
   Comfort Message
========================= */

.comfort-message {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 20px;
  padding: 16px 18px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(80, 230, 160, 0.1), rgba(25, 227, 255, 0.08));
  border: 1px solid rgba(80, 230, 160, 0.25);
}

.comfort-icon {
  font-size: 20px;
  flex-shrink: 0;
  margin-top: 1px;
}

.comfort-message p {
  margin: 0;
  color: #d4f7ec;
  font-size: 14px;
  line-height: 1.75;
}

/* =========================
   Why This Build Panel
========================= */

.why-panel {
  margin-top: 20px;
  padding: 20px;
  border-radius: 18px;
  background:
    linear-gradient(135deg, rgba(123, 97, 255, 0.1), rgba(25, 227, 255, 0.06)),
    rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(123, 97, 255, 0.25);
}

.why-panel-heading {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.why-panel-heading .result-label {
  margin: 0;
}

.why-panel-heading h4 {
  margin: 0;
  color: #ffffff;
  font-size: 17px;
}

.why-text {
  margin: 0;
  color: #cfd6e6;
  font-size: 14px;
  line-height: 1.85;
}

/* =========================
   Next Action Section
========================= */

.next-action-section {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.next-action-label {
  margin: 0 0 14px;
  color: #19e3ff;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.next-action-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.next-action-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  border-radius: 14px;
  background:
    linear-gradient(135deg, rgba(25, 227, 255, 0.07), rgba(123, 97, 255, 0.09)),
    rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #ffffff;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
}

.next-action-btn:hover {
  border-color: rgba(25, 227, 255, 0.4);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.next-action-icon {
  font-size: 22px;
  flex-shrink: 0;
}

.next-action-text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.next-action-text strong {
  font-size: 13px;
  font-weight: 800;
  line-height: 1.3;
}

.next-action-text small {
  color: #9aa7bd;
  font-size: 11px;
  line-height: 1.4;
}

@media (max-width: 800px) {
  .next-action-grid {
    grid-template-columns: 1fr;
  }

  .next-action-btn {
    padding: 12px 14px;
  }
}

@media (max-width: 800px) {
  .fps-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .fps-item {
    min-height: 88px;
  }
}

/* Related Guide */

.related-guide-box {
  margin-top: 12px;

  padding: 24px;

  border-radius: 24px;

  background:
    linear-gradient(
      180deg,
      rgba(255,255,255,0.07),
      rgba(255,255,255,0.03)
    );

  border: 1px solid rgba(255,255,255,0.1);

  text-align: center;

  max-width: 420px;
}

.related-guide-box p {
  margin: 0 0 16px;

  color: #cfd6e6;
}
.related-site-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1320px;
  margin: 0 auto;
}

.related-site-button {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 132px;
  padding: 24px 28px;
  border-radius: 100px;

  color: #ffffff;
  background:
    linear-gradient(135deg,
      rgba(25, 227, 255, 0.18),
      rgba(123, 97, 255, 0.22));

  border: 1px solid rgba(25, 227, 255, 0.22);
  box-shadow: 0 18px 44px rgba(0, 0, 0, 0.26);
  transition: 0.22s ease;
}

.related-site-button:hover {
  transform: translateY(-4px);
  border-color: rgba(25, 227, 255, 0.48);
  box-shadow:
    0 24px 56px rgba(0, 0, 0, 0.34),
    0 0 26px rgba(25, 227, 255, 0.1);
}

.related-site-mini {
  margin-bottom: 10px;
  color: #19e3ff;
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.08em;
}

.related-site-button span:not(.related-site-mini) {
  margin-bottom: 8px;
  font-size: 20px;
  font-weight: 900;
}

.related-site-button small {
  color: #d5dcef;
  font-size: 14px;
  line-height: 1.55;
}

.related-sites-section {
  padding-top: 16px;
  padding-bottom: 80px;
}

@media (max-width: 900px) {
  .related-site-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    max-width: 520px;
  }

  .related-site-button {
    min-height: auto;
    padding: 20px 22px;
    border-radius: 28px;
  }
}
.shop-links {
  width: min(1480px, calc(100% - 32px));
  margin: 52px auto 0;
}

.shop-links h3 {
  position: relative;
  display: inline-block;
  margin: 0 0 32px;
  padding-bottom: 18px;
  font-size: clamp(26px, 4vw, 42px);
  line-height: 1.25;
  text-shadow: 0 0 24px rgba(123, 97, 255, 0.5);
}

.shop-links h3::before {
  content: "▰";
  margin-right: 12px;
  color: #7b61ff;
  text-shadow:
    0 0 14px rgba(123, 97, 255, 0.75),
    0 0 24px rgba(25, 227, 255, 0.4);
}

.shop-links h3::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: min(100%, 520px);
  height: 3px;
  border-radius: 999px;
  background: linear-gradient(90deg, #d946ef, #19e3ff, transparent);
  box-shadow:
    0 0 14px rgba(217, 70, 239, 0.65),
    0 0 22px rgba(25, 227, 255, 0.55);
}

.shop-buttons {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}

.shop-btn {
  --shop-accent: #19e3ff;
  --shop-accent-soft: rgba(25, 227, 255, 0.22);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 500px;
  padding: 42px;
  border-radius: 28px;
  overflow: hidden;
  color: #fff;
  isolation: isolate;
  border: 1px solid color-mix(in srgb, var(--shop-accent) 80%, transparent);
  background:
    radial-gradient(circle at 34% 21%, var(--shop-accent-soft), transparent 20%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.025)),
    rgba(9, 11, 20, 0.8);
  box-shadow:
    0 26px 70px rgba(0, 0, 0, 0.38),
    0 0 32px color-mix(in srgb, var(--shop-accent) 34%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.16);
  transition:
    transform 0.28s ease,
    border-color 0.28s ease,
    box-shadow 0.28s ease;
}

.shop-btn::before {
  content: "";
  position: absolute;
  right: -12px;
  top: 34px;
  width: 46%;
  height: 58%;
  border-radius: 18px 18px 8px 8px;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.12), transparent 15% 82%, rgba(255, 255, 255, 0.18)),
    repeating-linear-gradient(90deg, transparent 0 13px, rgba(255, 255, 255, 0.08) 14px 15px),
    linear-gradient(155deg, rgba(255, 255, 255, 0.2), rgba(18, 24, 43, 0.72) 34%, rgba(0, 0, 0, 0.88));
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%, 0 15%);
  opacity: 0.74;
  filter: drop-shadow(-20px 20px 28px rgba(0, 0, 0, 0.5));
  z-index: -2;
}

.shop-btn::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 30%, rgba(0, 0, 0, 0.74) 84%),
    radial-gradient(circle at 50% 22%, color-mix(in srgb, var(--shop-accent) 26%, transparent), transparent 22%),
    linear-gradient(135deg, color-mix(in srgb, var(--shop-accent) 20%, transparent), transparent 42%);
  z-index: -1;
}

.shop-glow-icon {
  position: absolute;
  top: 46px;
  left: 50%;
  display: grid;
  place-items: center;
  width: 106px;
  height: 106px;
  border: 4px solid var(--shop-accent);
  border-radius: 50%;
  color: #fff;
  font-size: 32px;
  font-weight: 900;
  transform: translateX(-50%);
  background: rgba(7, 13, 28, 0.42);
  box-shadow:
    0 0 24px color-mix(in srgb, var(--shop-accent) 72%, transparent),
    inset 0 0 28px color-mix(in srgb, var(--shop-accent) 26%, transparent);
}

.shop-name {
  display: flex;
  align-items: flex-end;
  min-height: 76px;
  max-width: 100%;
  font-size: clamp(25px, 2.15vw, 32px);
  line-height: 1.18;
  font-weight: 900;
  letter-spacing: 0;
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.7);
}

.mouse .shop-name {
  font-size: clamp(24px, 1.9vw, 30px);
}

.shop-line {
  width: 44px;
  height: 3px;
  margin: 26px 0 22px;
  border-radius: 999px;
  background: var(--shop-accent);
  box-shadow: 0 0 16px color-mix(in srgb, var(--shop-accent) 70%, transparent);
}

.shop-copy {
  min-height: 64px;
  color: #e8edf7;
  font-size: 17px;
  line-height: 1.85;
  text-shadow: 0 4px 18px rgba(0, 0, 0, 0.64);
}

.shop-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
  margin-top: 44px;
  padding: 0 12px 0 34px;
  border-radius: 999px;
  color: var(--shop-accent);
  font-size: 21px;
  font-weight: 900;
  background:
    linear-gradient(135deg, color-mix(in srgb, var(--shop-accent) 18%, transparent), rgba(255, 255, 255, 0.035));
  border: 1px solid color-mix(in srgb, var(--shop-accent) 72%, transparent);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.14),
    0 0 22px color-mix(in srgb, var(--shop-accent) 18%, transparent);
}

.shop-cta span {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  color: #fff;
  font-size: 34px;
  background:
    radial-gradient(circle at 30% 25%, rgba(255, 255, 255, 0.34), transparent 34%),
    var(--shop-accent);
  box-shadow:
    0 0 24px color-mix(in srgb, var(--shop-accent) 62%, transparent),
    inset 0 -10px 26px rgba(0, 0, 0, 0.22);
}

.dospara {
  --shop-accent: #19ffd2;
  --shop-accent-soft: rgba(25, 255, 210, 0.24);
}

.mouse {
  --shop-accent: #ff4f86;
  --shop-accent-soft: rgba(255, 79, 134, 0.22);
}

.koubou {
  --shop-accent: #3d86ff;
  --shop-accent-soft: rgba(61, 134, 255, 0.24);
}

.shop-btn:hover {
  transform: translateY(-8px);
  border-color: var(--shop-accent);
  box-shadow:
    0 34px 82px rgba(0, 0, 0, 0.46),
    0 0 42px color-mix(in srgb, var(--shop-accent) 42%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
}

.shop-btn:hover .shop-cta span {
  transform: translateX(4px);
}

@media (max-width: 1100px) {
  .shop-buttons {
    grid-template-columns: 1fr;
    max-width: 620px;
    margin-inline: auto;
  }

  .shop-btn {
    min-height: 500px;
  }
}

@media (max-width: 800px) {
  .shop-links {
    width: min(100% - 24px, 620px);
    margin-top: 44px;
  }

  .shop-links h3 {
    margin-bottom: 24px;
  }

  .shop-btn {
    min-height: 420px;
    padding: 30px;
    border-radius: 24px;
  }

  .shop-btn::before {
    right: -24px;
    width: 52%;
    height: 48%;
  }

  .shop-glow-icon {
    top: 34px;
    width: 86px;
    height: 86px;
    font-size: 26px;
  }

  .shop-name {
    min-height: 62px;
    font-size: 26px;
  }

  .mouse .shop-name {
    font-size: 25px;
  }

  .shop-copy {
    min-height: auto;
    font-size: 16px;
  }

  .shop-cta {
    min-height: 62px;
    margin-top: 26px;
    padding-left: 26px;
    font-size: 19px;
  }

  .shop-cta span {
    width: 50px;
    height: 50px;
    font-size: 29px;
  }
}

/* =========================
   Footer (safe-area対応)
========================= */

.site-footer {
  padding: 24px 0;
  padding-bottom: max(var(--safe-bottom), 24px);
  text-align: center;
  color: var(--color-text-dim);
  font-size: 13px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* =========================================================
   Sippo 親サイトへの導線（ヘッダー内リンク / 全PCサイト共通スタイル）
   ※ URL 差し替え時は HTML 側の href / src を変更
========================================================= */
.sippo-nav {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
  text-decoration: none;
  color: #ffffff;
  background: linear-gradient(135deg, rgba(25, 227, 255, 0.18), rgba(123, 97, 255, 0.18));
  border: 1px solid rgba(123, 97, 255, 0.5);
  transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
.sippo-nav:hover,
.sippo-nav:focus-visible {
  border-color: rgba(25, 227, 255, 0.7);
  box-shadow: 0 0 0 1px rgba(25, 227, 255, 0.25), 0 8px 22px rgba(25, 227, 255, 0.16);
  transform: translateY(-1px);
}
.sippo-nav__icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  object-fit: cover;
  flex: 0 0 auto;
}
@media (max-width: 520px) {
  .sippo-nav { padding: 6px; gap: 0; }
  .sippo-nav__icon { width: 20px; height: 20px; }
  .sippo-nav__text { display: none; }
}

/* =========================
   Skeleton UI (ローディング中のプレースホルダー)
========================= */

@keyframes skeleton-shimmer {
  0% { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}

.skeleton-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.03));
  border: 1px solid var(--color-border);
}

.skeleton-line {
  border-radius: 6px;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.06) 25%,
    rgba(255, 255, 255, 0.12) 50%,
    rgba(255, 255, 255, 0.06) 75%
  );
  background-size: 800px 100%;
  animation: skeleton-shimmer 1.5s infinite linear;
}

.skeleton-title {
  height: 28px;
  width: 70%;
  margin-bottom: 20px;
}

.skeleton-spec {
  height: 16px;
  margin-bottom: 14px;
}

.skeleton-spec:nth-child(2) { width: 85%; }
.skeleton-spec:nth-child(3) { width: 75%; }
.skeleton-spec:nth-child(4) { width: 80%; }
.skeleton-spec:nth-child(5) { width: 60%; }

.skeleton-comment {
  height: 14px;
  margin-top: 20px;
  margin-bottom: 8px;
  width: 90%;
}

/* =========================
   Loading Spinner (診断ボタン押下後)
========================= */

@keyframes spin {
  to { transform: rotate(360deg); }
}

.btn-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.75;
}

.btn-loading::after {
  content: "";
  position: absolute;
  right: 20px;
  top: 50%;
  width: 16px;
  height: 16px;
  margin-top: -8px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

/* =========================
   PWA Install Prompt Banner
========================= */

.install-prompt {
  position: fixed;
  bottom: max(var(--safe-bottom), 16px);
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 14px;
  width: min(480px, calc(100% - 32px));
  padding: 16px 18px;
  border-radius: 20px;
  background:
    linear-gradient(135deg, rgba(25, 227, 255, 0.12), rgba(123, 97, 255, 0.18)),
    rgba(9, 11, 20, 0.94);
  border: 1px solid rgba(25, 227, 255, 0.3);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 30px rgba(25, 227, 255, 0.1);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.install-prompt.visible {
  transform: translateX(-50%) translateY(0);
}

.install-prompt-icon {
  font-size: 28px;
  flex-shrink: 0;
}

.install-prompt-text {
  flex: 1;
}

.install-prompt-text strong {
  display: block;
  font-size: 14px;
  color: #ffffff;
  margin-bottom: 3px;
}

.install-prompt-text small {
  color: var(--color-text-muted);
  font-size: 12px;
  line-height: 1.4;
}

.install-prompt-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.install-btn-yes {
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  border: none;
  background: linear-gradient(135deg, var(--color-cyan), var(--color-purple));
  color: #fff;
  font: inherit;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
}

.install-btn-no {
  padding: 8px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: transparent;
  color: var(--color-text-muted);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

/* =========================
   Page Transition (アプリ感)
========================= */

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.result-card,
.affiliate-section {
  animation: fade-up 0.35s ease both;
}

/* =========================
   Mobile Hero Simplification
========================= */

@media (max-width: 800px) {
  .hero-card {
    display: none;
  }

  .hero {
    padding: 36px 0 44px;
  }

  .hero-title {
    font-size: clamp(34px, 10vw, 48px);
  }

  .hero-actions {
    gap: 10px;
  }

  .tertiary-button {
    display: none;
  }
}

/* =========================
   Scroll UX
========================= */

.diagnosis-section,
.about-section,
.related-sites-section {
  scroll-margin-top: 72px;
}

#result-area {
  scroll-margin-top: 80px;
}