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

html, body {
  overflow-x: hidden;
}

img, video, iframe, svg, canvas {
  max-width: 100%;
  height: auto;
}

:root {
  --color-brand: #1e40af;
  --color-cta: #f97316;
  --font-main: Bahnschrift, 'Arial Black', 'Helvetica Neue', sans-serif;
  --text-dark: #222;
  --text-muted: #666;
  --border: #ddd;
  --bg-light: #f4f6fb;
  --bg-card: #fff;
  --line-height: 1.65;
}

* {
  font-family: var(--font-main);
  line-height: var(--line-height);
}

.article-main {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.article-hero {
  background-color: var(--color-brand);
  color: #fff;
  border-radius: 8px;
  overflow: hidden;
  margin: 32px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 420px;
}

.article-hero h1,
.article-hero h2,
.article-hero h3,
.article-hero p,
.article-hero span,
.article-hero time,
.article-hero strong,
.article-hero a {
  color: #fff;
}

.article-hero__inner {
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.article-hero__meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 400;
  margin-bottom: 20px;
  color: rgba(255,255,255,0.8);
  flex-wrap: wrap;
}

.article-hero__meta time,
.article-hero__meta span {
  color: rgba(255,255,255,0.8);
}

.article-hero__sep {
  color: rgba(255,255,255,0.4);
}

.article-hero__title {
  font-size: 2.2rem;
  font-weight: 700;
  margin: 0 0 20px 0;
  color: #fff;
}

.article-hero__lead {
  font-size: 16px;
  font-weight: 400;
  color: rgba(255,255,255,0.9);
  margin: 0 0 28px 0;
}

.article-hero__author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.article-hero__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid rgba(255,255,255,0.4);
  object-fit: cover;
}

.article-hero__author strong {
  display: block;
  font-weight: 700;
  font-size: 14px;
  color: #fff;
}

.article-hero__author span {
  font-size: 13px;
  font-weight: 400;
  color: rgba(255,255,255,0.7);
}

.article-hero__visual {
  overflow: hidden;
}

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

.article-layout {
  max-width: 820px;
  margin: 0 auto;
}

.article-content {
  padding-bottom: 60px;
}

.article-disclaimer {
  background-color: var(--bg-light);
  border-left: 4px solid var(--color-brand);
  border-radius: 0 6px 6px 0;
  padding: 16px 20px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 0 0 40px 0;
}

.article-disclaimer svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-brand);
  stroke: var(--color-brand);
}

.article-disclaimer p {
  margin: 0;
  font-size: 14px;
  font-weight: 400;
  color: var(--text-muted);
}

.prose-section {
  margin: 0 0 48px 0;
}

.prose-section h2 {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-brand);
  margin: 0 0 20px 0;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--color-brand);
}

.prose-section h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-dark);
  margin: 24px 0 12px 0;
}

.prose-section p {
  font-size: 17px;
  font-weight: 400;
  color: var(--text-dark);
  margin: 0 0 20px 0;
  overflow-wrap: break-word;
  word-wrap: break-word;
}

.prose-section ul {
  margin: 0 0 20px 0;
  padding-left: 24px;
}

.prose-section ul li {
  font-size: 16px;
  font-weight: 400;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.shapes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin: 28px 0;
}

.shape-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px 20px;
  text-align: center;
  min-width: 0;
}

.shape-card__icon {
  margin-bottom: 16px;
  display: flex;
  justify-content: center;
}

.shape-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-brand);
  margin: 0 0 12px 0;
}

.shape-card p {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-muted);
  margin: 0 0 16px 0;
}

.shape-card__verdict {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  padding: 6px 12px;
  border-radius: 4px;
}

.shape-card__verdict--best {
  background-color: var(--color-brand);
  color: #fff;
}

.shape-card__verdict--ok {
  background-color: var(--bg-light);
  color: var(--color-brand);
  border: 1px solid var(--color-brand);
}

.shape-card__verdict--no {
  background-color: #f5f0f0;
  color: #888;
  border: 1px solid #ccc;
}

.materials-tabs {
  margin: 28px 0;
}

.tab-radio {
  position: absolute;
  opacity: 0;
  width: 0;
  height: 0;
}

.tab-labels {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--border);
  margin-bottom: 0;
}

.tab-label {
  padding: 12px 24px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color 0.2s, border-color 0.2s;
}

.tab-label:hover {
  color: var(--color-brand);
}

#mat-core:checked ~ .tab-labels label[for="mat-core"],
#mat-face:checked ~ .tab-labels label[for="mat-face"] {
  color: var(--color-brand);
  border-bottom-color: var(--color-brand);
}

.tab-panels {
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 8px 8px;
  background-color: var(--bg-card);
}

.tab-panel {
  display: none;
  padding: 28px 24px;
}

#mat-core:checked ~ .tab-panels .tab-panel--core {
  display: block;
}

#mat-face:checked ~ .tab-panels .tab-panel--face {
  display: block;
}

.material-compare {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}

.material-item {
  padding: 20px;
  background-color: var(--bg-light);
  border-radius: 6px;
  min-width: 0;
}

.material-item strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-brand);
  margin-bottom: 10px;
}

.material-item p {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-dark);
  margin: 0 0 14px 0;
}

.material-item ul {
  margin: 0;
  padding-left: 18px;
}

.material-item ul li {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.weight-scale {
  margin: 28px 0;
}

.weight-range {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.weight-block {
  padding: 24px 20px;
  min-width: 0;
}

.weight-block--light {
  background-color: var(--bg-light);
}

.weight-block--mid {
  background-color: var(--color-brand);
}

.weight-block--mid p,
.weight-block--mid .weight-label {
  color: #fff;
}

.weight-block--heavy {
  background-color: #f5f0f0;
}

.weight-label {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--color-brand);
  margin-bottom: 10px;
}

.weight-block--mid .weight-label {
  color: #fff;
}

.weight-block p {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-muted);
  margin: 0;
}

.weight-block--mid p {
  color: rgba(255,255,255,0.9);
}

.table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 24px 0;
  border-radius: 8px;
  border: 1px solid var(--border);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

thead tr {
  background-color: var(--color-brand);
}

thead th {
  padding: 14px 16px;
  text-align: left;
  font-weight: 700;
  font-size: 13px;
  color: #fff;
  white-space: nowrap;
}

tbody tr {
  border-bottom: 1px solid var(--border);
}

tbody tr:last-child {
  border-bottom: none;
}

tbody tr:nth-child(even) {
  background-color: var(--bg-light);
}

tbody td {
  padding: 12px 16px;
  font-weight: 400;
  color: var(--text-dark);
  font-size: 14px;
  overflow-wrap: break-word;
  word-break: break-word;
}

tbody td strong {
  font-weight: 700;
  color: var(--color-brand);
}

.calculator-box {
  background-color: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 32px 28px;
  margin: 28px 0;
}

.calc-step {
  margin-bottom: 20px;
}

.calc-step label {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.calc-step select {
  width: 100%;
  max-width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background-color: #fff;
  font-size: 15px;
  font-weight: 400;
  color: var(--text-dark);
  font-family: var(--font-main);
  box-sizing: border-box;
}

.calc-btn {
  background-color: var(--color-cta);
  color: #fff;
  border: none;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 700;
  border-radius: 6px;
  cursor: pointer;
  transition: background-color 0.2s;
  font-family: var(--font-main);
}

.calc-btn:hover {
  background-color: #ea6f0c;
}

.calc-result {
  margin-top: 20px;
  padding: 20px;
  background-color: #fff;
  border: 1px solid var(--color-brand);
  border-radius: 6px;
  font-size: 15px;
  font-weight: 400;
  color: var(--text-dark);
  display: none;
}

.calc-result.visible {
  display: block;
}

.calc-result strong {
  display: block;
  font-weight: 700;
  color: var(--color-brand);
  font-size: 16px;
  margin-bottom: 8px;
}

.filter-section {
  margin: 28px 0;
}

.filter-controls {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.filter-btn {
  padding: 8px 18px;
  border: 1px solid var(--color-brand);
  border-radius: 4px;
  background-color: #fff;
  color: var(--color-brand);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s;
  font-family: var(--font-main);
}

.filter-btn:hover,
.filter-btn.active {
  background-color: var(--color-brand);
  color: #fff;
}

.racket-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.racket-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  transition: box-shadow 0.2s;
  min-width: 0;
}

.racket-card:hover {
  box-shadow: 0 4px 12px rgba(0,0,0,0.12);
}

.racket-card.hidden {
  display: none;
}

.racket-card__img {
  background-color: var(--bg-light);
  padding: 20px;
  text-align: center;
}

.racket-card__img img {
  width: 100%;
  max-width: 200px;
  height: 200px;
  object-fit: contain;
  display: block;
  margin: 0 auto;
}

.racket-card__body {
  padding: 20px;
}

.racket-profile {
  font-size: 12px;
  font-weight: 700;
  color: var(--color-brand);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: block;
  margin-bottom: 8px;
}

.racket-card__body h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-dark);
  margin: 0 0 10px 0;
}

.racket-card__body p {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-muted);
  margin: 0 0 14px 0;
}

.racket-specs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.racket-specs span {
  font-size: 12px;
  font-weight: 400;
  color: var(--text-muted);
  background-color: var(--bg-light);
  padding: 4px 8px;
  border-radius: 4px;
  border: 1px solid var(--border);
}

.grip-tips {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin: 28px 0;
}

.grip-tip {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background-color: var(--bg-light);
  border-radius: 6px;
}

.grip-tip__icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  background-color: #fff;
  border: 1px solid var(--border);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.grip-tip strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.grip-tip p {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-muted);
  margin: 0;
}

.brands-table-wrap {
  margin: 28px 0;
}

.buy-compare {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin: 28px 0;
}

.buy-option {
  padding: 24px;
  border-radius: 8px;
  border: 1px solid var(--border);
  min-width: 0;
}

.buy-option--shop {
  background-color: var(--bg-light);
}

.buy-option--online {
  background-color: #fff;
  border-color: var(--color-brand);
}

.buy-option h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-brand);
  margin: 0 0 16px 0;
  display: flex;
  align-items: center;
  gap: 8px;
}

.buy-option ul {
  margin: 0;
  padding-left: 20px;
}

.buy-option ul li {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.mistakes-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 28px 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.mistake-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px;
  border-bottom: 1px solid var(--border);
}

.mistake-item:last-child {
  border-bottom: none;
}

.mistake-num {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-brand);
  opacity: 0.2;
  line-height: 1;
  flex-shrink: 0;
  min-width: 48px;
}

.mistake-body strong {
  display: block;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.mistake-body p {
  font-size: 14px;
  font-weight: 400;
  color: var(--text-muted);
  margin: 0;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 28px 0;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.faq-item {
  padding: 24px;
  border-bottom: 1px solid var(--border);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--color-brand);
  margin: 0 0 12px 0;
}

.faq-item p {
  font-size: 15px;
  font-weight: 400;
  color: var(--text-dark);
  margin: 0;
}

.article-cta-section {
  background-color: var(--color-brand);
  border-radius: 8px;
  margin: 40px 0 20px 0;
  overflow: hidden;
}

.article-cta-inner {
  padding: 48px 40px;
  text-align: center;
}

.article-cta-inner h2 {
  font-size: 1.8rem;
  font-weight: 700;
  color: #fff;
  margin: 0 0 16px 0;
}

.article-cta-inner p {
  font-size: 16px;
  font-weight: 400;
  color: rgba(255,255,255,0.9);
  margin: 0 0 28px 0;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 28px;
}

.cta-btn {
  display: inline-block;
  background-color: var(--color-cta);
  color: #fff;
  text-decoration: none;
  font-size: 16px;
  font-weight: 700;
  padding: 14px 36px;
  border-radius: 6px;
  transition: background-color 0.2s;
}

.cta-btn:hover {
  background-color: #ea6f0c;
}

@media (max-width: 900px) {
  .article-hero {
    grid-template-columns: 1fr;
  }

  .article-hero__visual {
    max-height: 280px;
  }

  .weight-range {
    grid-template-columns: 1fr;
  }

  .weight-block--mid {
    order: -1;
  }
}

@media (max-width: 768px) {
  .article-main {
    width: 100%;
    padding: 0 16px;
  }

  .article-hero {
    margin: 16px 0;
    border-radius: 6px;
  }

  .article-hero__inner {
    padding: 28px 20px;
  }

  .article-hero__title {
    font-size: 1.5rem;
  }

  .article-hero__lead {
    font-size: 15px;
  }

  .prose-section {
    margin: 0 0 36px 0;
  }

  .prose-section h2 {
    font-size: 1.3rem;
  }

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

  .material-compare {
    grid-template-columns: 1fr;
  }

  .weight-range {
    grid-template-columns: 1fr;
  }

  .tab-labels {
    flex-wrap: wrap;
  }

  .tab-label {
    padding: 10px 16px;
    font-size: 14px;
  }

  .tab-panel {
    padding: 20px 16px;
  }

  .racket-grid {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  }

  .buy-compare {
    grid-template-columns: 1fr;
  }

  .mistake-item {
    flex-direction: column;
    gap: 12px;
    padding: 20px;
  }

  .mistake-num {
    font-size: 1.3rem;
    min-width: auto;
  }

  .article-cta-inner {
    padding: 32px 20px;
  }

  .article-cta-inner h2 {
    font-size: 1.4rem;
  }

  .calculator-box {
    padding: 24px 16px;
  }

  .filter-controls {
    gap: 6px;
  }

  .filter-btn {
    padding: 7px 14px;
    font-size: 13px;
  }

  table {
    font-size: 13px;
  }

  thead th {
    padding: 10px 12px;
    font-size: 12px;
  }

  tbody td {
    padding: 10px 12px;
    font-size: 13px;
  }
}

@media (max-width: 480px) {
  .article-hero__title {
    font-size: 1.25rem;
  }

  .prose-section h2 {
    font-size: 1.15rem;
  }

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

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

  .grip-tip {
    flex-direction: column;
    gap: 12px;
  }

  .cta-btn {
    width: 100%;
    text-align: center;
    padding: 14px 20px;
  }

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

/* ===== TYPOGRAPHY SPACING FIX (APS_ARTICLE_TYPO_REQUIRED_v2) ===== */
/* Defensive guard against universal * { margin: 0 } reset in global.css. */
/* body-scoped via :where() so specificity stays at 0,0,0,1 — beats * but
   loses to any component rule like .tip-box p / .faq-item p. */
body :where(p)              { margin-bottom: 1.1rem; }
body :where(h2)             { margin-top: 2.5rem; margin-bottom: 1rem; }
body :where(h3)             { margin-top: 1.75rem; margin-bottom: 0.75rem; }
body :where(h4)             { margin-top: 1.25rem; margin-bottom: 0.5rem; }
body :where(ul, ol)         { margin-bottom: 1.1rem; padding-left: 1.5rem; }
body :where(li)             { margin-bottom: 0.4rem; }
body :where(blockquote)     { margin: 1.5rem 0; }