/* 米西游英语APP — mxyen.cn */

:root {
  --ink: #1c2a44;
  --ink-soft: #5a6a85;
  --paper: #f3f7fb;
  --paper-warm: #fff6ee;
  --surface: #ffffff;
  --line: #d4dde8;
  --sky: #2eb5e8;
  --sky-deep: #1a9fd0;
  --coral: #ff6a45;
  --coral-deep: #e85530;
  --sun: #ffc14a;
  --mint: #3ecf9a;
  --wechat: #07c160;
  --wechat-hover: #06ad56;
  --white: #ffffff;
  --font-display: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --max: 1080px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  padding-bottom: 4.25rem;
}

@media (min-width: 768px) {
  body {
    padding-bottom: 0;
  }
}

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

a {
  color: var(--sky-deep);
  text-decoration: none;
  transition: color 0.25s var(--ease);
}

a:hover {
  color: var(--coral);
}

.site-wrap {
  overflow-x: hidden;
}

.container-mx {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

@media (max-width: 575.98px) {
  .container-mx {
    width: min(100% - 1.5rem, var(--max));
  }
}

/* ——— Nav ——— */
.site-nav {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  padding: 1.1rem 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--white);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 1.25rem;
  letter-spacing: 0.04em;
}

.brand-mark:hover {
  color: var(--white);
  opacity: 0.92;
}

.brand-mark .badge {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 0.15rem 0.4rem;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 4px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.88rem;
  font-weight: 500;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
}

.nav-toggle {
  display: none;
  width: 2.5rem;
  height: 2.5rem;
  border: 1.5px solid rgba(255, 255, 255, 0.4);
  background: transparent;
  color: var(--white);
  padding: 0;
  cursor: pointer;
  border-radius: 8px;
}

.nav-toggle span {
  display: block;
  width: 1.1rem;
  height: 2px;
  margin: 0.28rem auto;
  background: currentColor;
  border-radius: 1px;
  transition: transform 0.3s var(--ease), opacity 0.3s;
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(0.32rem) rotate(45deg);
}
.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-0.32rem) rotate(-45deg);
}

@media (max-width: 991.98px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 0.4rem);
    right: 0.75rem;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    min-width: 11rem;
    padding: 0.5rem 0;
    background: rgba(28, 42, 68, 0.97);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-6px);
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s;
  }

  .nav-links.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-links a {
    display: block;
    padding: 0.7rem 1.15rem;
  }
}

.page-inner .site-nav {
  position: relative;
  background: linear-gradient(120deg, #1c6ea8, #2eb5e8 55%, #3ecf9a);
  padding: 1rem 0;
}

/* ——— Hero ——— */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: flex-end;
  color: var(--white);
  isolation: isolate;
  background: #1c6ea8;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(ellipse 50% 45% at 85% 20%, rgba(255, 193, 74, 0.45), transparent 55%),
    radial-gradient(ellipse 40% 40% at 10% 80%, rgba(62, 207, 154, 0.35), transparent 50%),
    radial-gradient(ellipse 55% 50% at 50% 50%, rgba(46, 181, 232, 0.3), transparent 60%),
    linear-gradient(145deg, #1a5f9a 0%, #2eb5e8 42%, #5ad0c0 100%);
  animation: heroBob 16s ease-in-out infinite alternate;
}

@keyframes heroBob {
  from {
    background-position: 85% 20%, 10% 80%, 50% 50%, center;
  }
  to {
    background-position: 88% 22%, 8% 78%, 48% 52%, center;
  }
}

.hero-shapes {
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.hero-shapes span {
  position: absolute;
  border-radius: 40% 60% 55% 45%;
  opacity: 0.18;
  background: var(--white);
  animation: floaty 9s ease-in-out infinite alternate;
}

.hero-shapes span:nth-child(1) {
  width: 9rem;
  height: 9rem;
  top: 18%;
  right: 12%;
  animation-delay: 0s;
}
.hero-shapes span:nth-child(2) {
  width: 5rem;
  height: 5rem;
  bottom: 28%;
  left: 8%;
  border-radius: 50%;
  animation-delay: 1.2s;
}
.hero-shapes span:nth-child(3) {
  width: 3.5rem;
  height: 3.5rem;
  top: 42%;
  left: 28%;
  background: var(--sun);
  opacity: 0.35;
  animation-delay: 0.6s;
}

@keyframes floaty {
  from {
    transform: translateY(0) rotate(0deg);
  }
  to {
    transform: translateY(-14px) rotate(8deg);
  }
}

.hero-content {
  width: min(100% - 2.5rem, var(--max));
  margin: 0 auto;
  padding: 6.5rem 0 3.75rem;
}

@media (max-width: 575.98px) {
  .hero-content {
    width: min(100% - 1.5rem, var(--max));
    padding: 5.75rem 0 3rem;
  }
}

.hero-brand {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 8vw, 3.6rem);
  line-height: 1.15;
  letter-spacing: 0.04em;
  margin: 0 0 0.85rem;
  opacity: 0;
  transform: translateY(22px);
  animation: riseIn 0.85s var(--ease) 0.1s forwards;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3.2vw, 1.7rem);
  line-height: 1.4;
  margin: 0 0 0.75rem;
  max-width: 16em;
  opacity: 0;
  transform: translateY(18px);
  animation: riseIn 0.85s var(--ease) 0.28s forwards;
}

.hero-lead {
  margin: 0 0 1.75rem;
  max-width: 28em;
  font-size: 1.02rem;
  color: rgba(255, 255, 255, 0.9);
  opacity: 0;
  transform: translateY(18px);
  animation: riseIn 0.85s var(--ease) 0.42s forwards;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  opacity: 0;
  transform: translateY(18px);
  animation: riseIn 0.85s var(--ease) 0.55s forwards;
}

@keyframes riseIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.btn-mx {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.85rem 1.35rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), transform 0.25s var(--ease);
}

.btn-coral {
  background: var(--coral);
  color: var(--white);
}

.btn-coral:hover {
  background: var(--coral-deep);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-wechat {
  background: var(--wechat);
  color: var(--white);
}

.btn-wechat:hover {
  background: var(--wechat-hover);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.15);
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.45);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.25);
  color: var(--white);
}

.wechat-id {
  font-weight: 800;
  letter-spacing: 0.02em;
}

/* ——— Mobile bar ——— */
.wechat-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.7rem 1rem calc(0.7rem + env(safe-area-inset-bottom));
  background: var(--ink);
  color: var(--white);
}

.wechat-bar-text {
  font-size: 0.85rem;
  line-height: 1.35;
}

.wechat-bar-text strong {
  display: block;
  font-size: 0.92rem;
}

.wechat-bar .btn-mx {
  flex-shrink: 0;
  padding: 0.65rem 1rem;
  font-size: 0.85rem;
}

@media (min-width: 768px) {
  .wechat-bar {
    display: none;
  }
}

/* ——— Sections ——— */
.section {
  padding: 4.25rem 0;
}

.section-warm {
  background: var(--paper-warm);
}

.section-sky {
  background: linear-gradient(180deg, #e8f6fc 0%, var(--paper) 100%);
}

.section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sky-deep);
  margin-bottom: 0.5rem;
  padding: 0.2rem 0.55rem;
  background: rgba(46, 181, 232, 0.12);
  border-radius: 6px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.55rem, 3.5vw, 2.15rem);
  line-height: 1.3;
  letter-spacing: 0.03em;
  margin: 0 0 0.6rem;
}

.section-desc {
  margin: 0;
  max-width: 36em;
  color: var(--ink-soft);
  font-size: 1.02rem;
}

.section-head {
  margin-bottom: 2.15rem;
}

/* ——— Pain / solve ——— */
.pain-grid {
  display: grid;
  gap: 0.85rem;
}

.pain-row {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0.75rem;
  align-items: stretch;
}

.pain-card,
.solve-card {
  padding: 1.15rem 1.2rem;
  border-radius: 16px;
  background: var(--surface);
  border: 1px solid var(--line);
}

.pain-card h3,
.solve-card h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin: 0 0 0.4rem;
  letter-spacing: 0.02em;
}

.pain-card p,
.solve-card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--ink-soft);
}

.solve-card {
  background: linear-gradient(160deg, #e8faf3, #e8f6fc);
  border-color: rgba(62, 207, 154, 0.35);
}

.pain-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--coral);
  font-weight: 700;
}

@media (max-width: 767.98px) {
  .pain-row {
    grid-template-columns: 1fr;
    gap: 0.4rem;
  }

  .pain-arrow {
    transform: rotate(90deg);
    padding: 0.15rem 0;
  }
}

/* ——— Advantage ——— */
.adv-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.adv-item {
  padding: 1.35rem 1.25rem;
  background: var(--surface);
  border-radius: 18px;
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}

.adv-item::before {
  content: attr(data-num);
  position: absolute;
  top: 0.65rem;
  right: 0.9rem;
  font-family: var(--font-display);
  font-size: 2rem;
  color: rgba(46, 181, 232, 0.2);
  line-height: 1;
}

.adv-item h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin: 0 0 0.45rem;
}

.adv-item p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

@media (max-width: 575.98px) {
  .adv-grid {
    grid-template-columns: 1fr;
  }
}

/* ——— Features ——— */
.feat-list {
  display: grid;
  gap: 1rem;
}

.feat-item {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: 1rem;
  padding: 1.2rem 0;
  border-bottom: 1px dashed var(--line);
  align-items: start;
}

.feat-item:first-child {
  border-top: 1px dashed var(--line);
}

.feat-ico {
  width: 4.5rem;
  height: 4.5rem;
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--white);
  background: linear-gradient(145deg, var(--sky), var(--mint));
}

.feat-item:nth-child(2n) .feat-ico {
  background: linear-gradient(145deg, var(--coral), var(--sun));
}

.feat-item h3 {
  font-family: var(--font-display);
  font-size: 1.12rem;
  margin: 0 0 0.35rem;
}

.feat-item p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.95rem;
}

.entry-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
  margin-top: 1.75rem;
}

.entry-card {
  text-align: center;
  padding: 1.25rem 0.85rem;
  background: var(--surface);
  border-radius: 16px;
  border: 1px solid var(--line);
}

.entry-card h4 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin: 0 0 0.35rem;
}

.entry-card p {
  margin: 0;
  font-size: 0.85rem;
  color: var(--ink-soft);
}

@media (max-width: 575.98px) {
  .entry-row {
    grid-template-columns: 1fr;
  }

  .feat-item {
    grid-template-columns: 3.5rem 1fr;
  }

  .feat-ico {
    width: 3.5rem;
    height: 3.5rem;
    font-size: 1.1rem;
    border-radius: 14px;
  }
}

/* ——— Levels ——— */
.level-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}

.level-card {
  padding: 1.2rem 1.15rem;
  background: var(--surface);
  border-radius: 16px;
  border: 1px solid var(--line);
  border-left: 4px solid var(--sky);
}

.level-card:nth-child(3n) {
  border-left-color: var(--coral);
}
.level-card:nth-child(3n + 1) {
  border-left-color: var(--mint);
}
.level-card:nth-child(3n + 2) {
  border-left-color: var(--sun);
}

.level-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--sky-deep);
  margin-bottom: 0.35rem;
}

.level-card h3 {
  font-family: var(--font-display);
  font-size: 1.08rem;
  margin: 0 0 0.3rem;
}

.level-card .fit {
  font-size: 0.85rem;
  color: var(--coral);
  font-weight: 600;
  margin: 0 0 0.45rem;
}

.level-card p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

@media (max-width: 767.98px) {
  .level-grid {
    grid-template-columns: 1fr;
  }
}

/* ——— Platform / resources ——— */
.plat-grid,
.res-grid,
.guard-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.85rem;
}

.plat-item,
.res-item,
.guard-item {
  padding: 1.2rem 1.15rem;
  background: var(--surface);
  border-radius: 16px;
  border: 1px solid var(--line);
}

.plat-item h3,
.res-item h3,
.guard-item h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  margin: 0 0 0.4rem;
}

.plat-item p,
.res-item p,
.guard-item p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.res-item .count {
  display: block;
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--coral);
  margin-bottom: 0.25rem;
}

@media (max-width: 575.98px) {
  .plat-grid,
  .res-grid,
  .guard-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 992px) {
  .res-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ——— Reviews ——— */
.review-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
}

.review-card {
  padding: 1.25rem;
  background: var(--surface);
  border-radius: 16px;
  border: 1px solid var(--line);
}

.review-card .stars {
  color: var(--sun);
  letter-spacing: 0.1em;
  margin-bottom: 0.55rem;
  font-size: 0.85rem;
}

.review-card p {
  margin: 0 0 0.85rem;
  font-size: 0.92rem;
  color: var(--ink-soft);
}

.review-card .who {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--ink);
}

@media (max-width: 991.98px) {
  .review-grid {
    grid-template-columns: 1fr;
  }
}

/* ——— Pricing ——— */
.price-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.85rem;
  align-items: stretch;
}

.price-grid-single {
  grid-template-columns: 1fr;
  max-width: 22rem;
  margin-inline: auto;
}

.price-card {
  padding: 1.5rem 1.25rem;
  background: var(--surface);
  border-radius: 18px;
  border: 1px solid var(--line);
  display: flex;
  flex-direction: column;
}

.price-card.is-hot {
  border-color: var(--coral);
  box-shadow: 0 10px 28px rgba(255, 106, 69, 0.15);
  position: relative;
}

.price-card.is-hot::before {
  content: "最多家庭选择";
  position: absolute;
  top: -0.65rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--coral);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.2rem 0.65rem;
  border-radius: 999px;
  white-space: nowrap;
}

.price-card h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 0 0 0.5rem;
}

.price-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--coral);
  line-height: 1;
  margin: 0 0 0.25rem;
}

.price-num span {
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.price-note {
  font-size: 0.85rem;
  color: var(--ink-soft);
  margin: 0 0 1rem;
}

.price-card ul {
  list-style: none;
  margin: 0 0 1.25rem;
  padding: 0;
  flex: 1;
}

.price-card li {
  position: relative;
  padding-left: 1rem;
  margin-bottom: 0.45rem;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.price-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: var(--mint);
}

.price-card .btn-mx {
  width: 100%;
}

@media (max-width: 991.98px) {
  .price-grid {
    grid-template-columns: 1fr;
    max-width: 22rem;
    margin-inline: auto;
  }
}

/* ——— FAQ ——— */
.faq-list {
  border-top: 1px solid var(--line);
}

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

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 1.15rem 0;
  font-family: var(--font-display);
  font-size: 1.05rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "+";
  font-family: var(--font-body);
  font-size: 1.25rem;
  color: var(--sky);
  flex-shrink: 0;
}

.faq-item[open] summary::after {
  content: "–";
}

.faq-item p {
  margin: 0 0 1.15rem;
  color: var(--ink-soft);
  max-width: 42em;
}

/* ——— CTA ——— */
.cta-band {
  background: linear-gradient(125deg, #1a5f9a, #2eb5e8 50%, #3ecf9a);
  color: var(--white);
  padding: 3.25rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(1.4rem, 3.2vw, 1.9rem);
  margin: 0 0 0.65rem;
}

.cta-band p {
  margin: 0 0 1.35rem;
  color: rgba(255, 255, 255, 0.9);
}

.cta-band .wechat-id {
  color: var(--sun);
}

/* ——— Blog ——— */
.blog-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line);
}

.blog-item {
  border-bottom: 1px solid var(--line);
}

.blog-row {
  display: grid;
  grid-template-columns: 6.5rem 1fr auto;
  gap: 1rem;
  align-items: baseline;
  padding: 1.3rem 0;
  color: inherit;
}

a.blog-row:hover .blog-title {
  color: var(--coral);
}

.blog-date {
  font-size: 0.85rem;
  color: var(--ink-soft);
}

.blog-title {
  font-family: var(--font-display);
  font-size: clamp(1.02rem, 2.2vw, 1.2rem);
  margin: 0 0 0.3rem;
  letter-spacing: 0.02em;
  transition: color 0.25s var(--ease);
}

.blog-excerpt {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

.blog-meta {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--sky-deep);
  white-space: nowrap;
}

.blog-static .blog-row {
  cursor: default;
}

@media (max-width: 767.98px) {
  .blog-row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }

  .blog-meta {
    order: -1;
  }
}

/* ——— Page header / article ——— */
.page-header {
  background: linear-gradient(120deg, #1c6ea8, #2eb5e8 55%, #3ecf9a);
  color: var(--white);
  padding: 2.75rem 0 2.35rem;
}

.page-header .section-label {
  background: rgba(255, 255, 255, 0.2);
  color: var(--white);
}

.page-header h1 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 4vw, 2.3rem);
  margin: 0 0 0.5rem;
  letter-spacing: 0.03em;
}

.page-header p {
  margin: 0;
  max-width: 30em;
  color: rgba(255, 255, 255, 0.88);
}

.article-shell {
  padding: 2.75rem 0 4rem;
  background: var(--surface);
}

.article-body {
  max-width: 40rem;
  margin: 0 auto;
}

.article-meta-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.25rem;
  font-size: 0.88rem;
  color: var(--ink-soft);
  margin-bottom: 1.75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.article-meta-bar .tag {
  color: var(--sky-deep);
  font-weight: 700;
}

.article-body h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin: 2rem 0 0.8rem;
}

.article-body p {
  margin: 0 0 1.05rem;
}

.article-body ul,
.article-body ol {
  margin: 0 0 1.05rem;
  padding-left: 1.25rem;
  color: var(--ink-soft);
}

.article-body blockquote {
  margin: 1.5rem 0;
  padding: 0.2rem 0 0.2rem 1.15rem;
  border-left: 4px solid var(--coral);
  font-family: var(--font-display);
  font-size: 1.1rem;
}

.article-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  font-size: 0.9rem;
}


/* ——— Article more (related / latest tabs) ——— */
.article-more {
  padding: 2.75rem 0 3.25rem;
  background: var(--surface, var(--paper-deep, #e8ece9));
  border-top: 1px solid var(--line);
}

.article-more-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--line);
}

.article-more-tab {
  appearance: none;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  padding: 0.7rem 1.1rem 0.75rem;
  font-family: inherit;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  cursor: pointer;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.article-more-tab:hover {
  color: var(--ink);
}

.article-more-tab.is-active {
  color: var(--ink);
  border-bottom-color: var(--ink);
}

.article-more-tab:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

.article-more-panel[hidden] {
  display: none !important;
}

.article-more-panel.is-active {
  display: grid;
  gap: 1rem;
}

.related-card {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: 1rem;
  align-items: start;
  padding: 0.85rem 0;
  border-bottom: 1px solid var(--line);
  color: inherit;
  text-decoration: none;
  transition: opacity 0.2s ease;
}

.related-card:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.related-card:first-child {
  padding-top: 0;
}

.related-card:hover {
  opacity: 0.88;
  color: inherit;
}

.related-card-media {
  overflow: hidden;
  border-radius: 2px;
  aspect-ratio: 8 / 5;
  background: var(--ink);
}

.related-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.related-card-body h3 {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  line-height: 1.4;
  margin: 0 0 0.4rem;
  color: var(--ink);
}

.related-card-excerpt {
  margin: 0 0 0.5rem;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--ink-soft);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.related-card-body time {
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--mist, var(--ink-soft));
  opacity: 0.85;
}

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

.latest-list li {
  border-bottom: 1px solid var(--line);
}

.latest-list li:last-child {
  border-bottom: none;
}

.latest-list a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
  color: var(--ink);
  text-decoration: none;
}

.latest-title {
  font-family: var(--font-display);
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  line-height: 1.45;
}

.latest-date {
  flex-shrink: 0;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--mist, var(--ink-soft));
  opacity: 0.85;
}

.latest-list a:hover {
  color: var(--ink-soft);
}

.latest-list a:hover .latest-date {
  color: var(--ink-soft);
}

.article-more-empty {
  margin: 0;
  color: var(--ink-soft);
}

@media (max-width: 575.98px) {
  .related-card {
    grid-template-columns: 5.5rem 1fr;
    gap: 0.75rem;
  }

  .related-card-body h3 {
    font-size: 0.95rem;
  }

  .article-more-tab {
    padding-inline: 0.85rem;
    font-size: 0.9rem;
  }
}

/* ——— Footer ——— */
.site-footer {
  background: var(--ink);
  color: rgba(255, 255, 255, 0.65);
  padding: 2.35rem 0 1.85rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.15rem;
  align-items: flex-end;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--white);
  margin-bottom: 0.3rem;
}

.footer-tag {
  margin: 0;
  font-size: 0.88rem;
}

.footer-copy {
  margin: 0;
  font-size: 0.78rem;
}

.footer-links {
  display: flex;
  gap: 1.1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.88rem;
}

.footer-links a:hover {
  color: var(--white);
}

.copy-toast {
  position: fixed;
  left: 50%;
  bottom: 5.25rem;
  transform: translateX(-50%) translateY(8px);
  background: var(--ink);
  color: var(--white);
  padding: 0.6rem 1.05rem;
  font-size: 0.88rem;
  border-radius: 999px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  z-index: 60;
}

.copy-toast.is-show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

@media (min-width: 768px) {
  .copy-toast {
    bottom: 2rem;
  }
}

/* Media list page (图文列表) */
.media-list-page .media-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.media-list-page .media-row {
  display: grid;
  grid-template-columns: minmax(8.5rem, 12rem) 1fr;
  gap: 1rem 1.2rem;
  align-items: stretch;
  padding: 0.8rem;
  border: 1px solid var(--line, #c9d0d9);
  background: var(--surface, #fafbfc);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.2s, transform 0.2s;
}

.media-list-page a.media-row:hover {
  transform: translateY(-1px);
  color: inherit;
}

.media-list-page .media-thumb {
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: #1a1f27;
}

.media-list-page .media-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.media-list-page a.media-row:hover .media-thumb img {
  transform: scale(1.04);
}

.media-list-page .media-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-width: 0;
}

.media-list-page .media-cat {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  margin-bottom: 0.3rem;
  opacity: 0.85;
}

.media-list-page .media-title {
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.4;
  margin: 0 0 0.35rem;
}

.media-list-page .media-excerpt {
  margin: 0 0 0.4rem;
  font-size: 0.92rem;
  line-height: 1.55;
  opacity: 0.82;
}

.media-list-page .media-date {
  font-size: 0.78rem;
  opacity: 0.65;
}

.media-list-page .list-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.35rem;
}

.media-list-page .list-switch a,
.media-list-page .list-switch span {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  font-size: 0.82rem;
  font-weight: 600;
  border: 1px solid var(--line, #c9d0d9);
  text-decoration: none;
}

.media-list-page .list-switch .is-active {
  border-color: currentColor;
}

@media (max-width: 575.98px) {
  .media-list-page .media-row {
    grid-template-columns: 6.25rem 1fr;
    gap: 0.75rem;
    padding: 0.55rem;
  }

  .media-list-page .media-title {
    font-size: 0.98rem;
  }

  .media-list-page .media-excerpt {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
}

/* List view switch */
.list-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.35rem;
}
.list-switch a,
.list-switch span {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  font-size: 0.82rem;
  font-weight: 600;
  border: 1px solid var(--line, #c9d0d9);
  text-decoration: none;
  color: inherit;
}
.list-switch .is-active {
  border-color: currentColor;
}