:root {
  --paper: #f8f9fa;
  --mist: #e9ecef;
  --line: #dce3ea;
  --ink: #26323d;
  --muted: #6c757d;
  --blue: #007bff;
  --cyan: #00d2ff;
  --pink: #f72585;
  --navy: #172331;
  --white: #ffffff;
  --max: 1200px;
  --shadow: 0 18px 48px rgba(36, 57, 76, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Segoe UI", "Microsoft YaHei", Arial, sans-serif;
  font-size: 18px;
  line-height: 1.8;
}

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

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

p,
h1,
h2,
h3,
dl,
figure {
  margin: 0;
}

.site-shell {
  overflow: hidden;
}

/* Header: full-width fixed bar with a centered content container. */
.site-header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 10;
  width: 100%;
  min-height: 84px;
  padding: 0;
  background: rgba(248, 249, 250, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: calc(100% - 10vw);
  max-width: var(--max);
  min-height: 84px;
  margin: 0 auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  letter-spacing: 0.02em;
}

.brand-mark {
  flex: 0 0 auto;
  width: 52px;
  height: 52px;
  object-fit: contain;
}

.brand strong {
  display: block;
  font-size: 17px;
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.16em;
  line-height: 1.3;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-left: auto;
  color: #4f5b66;
  font-size: 15px;
}

.site-nav a {
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease,
    box-shadow 0.2s ease, transform 0.2s ease;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 9px;
  border: 1px solid transparent;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--blue);
  border-color: rgba(0, 123, 255, 0.55);
  background: rgba(0, 210, 255, 0.08);
  box-shadow: 0 0 12px rgba(0, 123, 255, 0.2), inset 0 0 10px rgba(0, 210, 255, 0.08);
}

.icon {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 11px 17px;
  color: var(--white) !important;
  background: var(--pink);
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(247, 37, 133, 0.25);
}

.nav-cta:hover,
.nav-cta:focus-visible {
  color: var(--white) !important;
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(247, 37, 133, 0.32);
}

.menu-toggle {
  display: none;
  margin-left: 18px;
  border: 0;
  color: var(--ink);
  background: none;
  font-size: 24px;
}

.menu-icon {
  width: 24px;
  height: 24px;
}

.menu-line {
  transform-box: fill-box;
  transform-origin: center;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.menu-toggle.is-open .menu-line-top {
  transform: translateY(6px) rotate(45deg);
}

.menu-toggle.is-open .menu-line-middle {
  opacity: 0;
}

.menu-toggle.is-open .menu-line-bottom {
  transform: translateY(-6px) rotate(-45deg);
}

main {
  padding-top: 84px;
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  align-items: center;
  gap: 5vw;
  max-width: 1400px;
  min-height: 720px;
  margin: 0 auto;
  padding: 7vw 5vw 6vw;
}

.hero::before {
  position: absolute;
  inset: 0 0 auto auto;
  width: 52%;
  height: 100%;
  background-image: linear-gradient(rgba(0, 123, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 123, 255, 0.05) 1px, transparent 1px);
  background-size: 38px 38px;
  content: "";
  mask-image: linear-gradient(90deg, transparent, black);
}

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

.eyebrow,
.kicker {
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 22px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--pink);
  box-shadow: 0 0 0 5px rgba(247, 37, 133, 0.12);
}

h1 {
  max-width: 720px;
  font-size: clamp(34px, 4.2vw, 56px);
  font-weight: 800;
  letter-spacing: 0.01em;
  line-height: 1.04;
}

h1 em {
  display: block;
  color: var(--blue);
  font-style: normal;
}

.hero-subtitle {
  max-width: 640px;
  margin-top: 24px;
  color: #52606c;
  font-size: 20px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 38px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 54px;
  padding: 0 25px;
  border: 1px solid transparent;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.04em;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

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

.button-primary {
  color: var(--white);
  background: var(--pink);
  box-shadow: 0 10px 24px rgba(247, 37, 133, 0.23);
}

.button-primary:hover {
  box-shadow: 0 14px 30px rgba(247, 37, 133, 0.33);
}

.button-ghost {
  color: var(--blue);
  border-color: #9dccff;
  background: rgba(255, 255, 255, 0.6);
}

.hero-facts {
  display: flex;
  gap: 28px;
  margin-top: 56px;
}

.hero-facts dt {
  color: var(--muted);
  font-size: 13px;
  letter-spacing: 0.12em;
}

.hero-facts dd {
  margin-top: 2px;
  font-size: 15px;
  font-weight: 700;
}

.hero-visual {
  position: relative;
  z-index: 1;
  padding: 12px;
  background: #dceaf5;
  box-shadow: var(--shadow);
  transform: rotate(1.2deg);
}

.hero-visual::before {
  position: absolute;
  inset: 12px;
  z-index: 2;
  border: 1px solid rgba(0, 210, 255, 0.7);
  content: "";
  pointer-events: none;
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.scanline {
  position: absolute;
  top: 24%;
  right: 12px;
  left: 12px;
  z-index: 3;
  height: 1px;
  background: var(--cyan);
  opacity: 0.65;
  box-shadow: 0 0 14px var(--cyan);
  animation: scan 5s ease-in-out infinite;
}

@keyframes scan {
  50% {
    top: 74%;
  }
}

.section {
  max-width: var(--max);
  margin: 0 auto;
  padding: 120px 5vw;
}

.section-tint,
.section-dark {
  max-width: none;
  padding-right: max(5vw, calc((100% - var(--max)) / 2));
  padding-left: max(5vw, calc((100% - var(--max)) / 2));
}

.section-tint {
  background: #eef3f7;
}

.section-dark {
  color: #e9f2fa;
  background: var(--navy);
}

.section-heading {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 22px;
  margin-bottom: 54px;
  text-align: center;
}

.section-index {
  position: absolute;
  top: 4px;
  left: 0;
  padding-top: 4px;
  color: var(--pink);
  font: 700 14px/1 monospace;
  letter-spacing: 0.1em;
}

.section-heading > div {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.section-heading h2 {
  font-size: clamp(27px, 3.2vw, 38px);
  letter-spacing: 0.01em;
  line-height: 1.15;
}

.section-heading.light h2 {
  color: var(--white);
}

.updates-note {
  max-width: 720px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
}

.intro-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  align-items: start;
  gap: 8vw;
}

.lead-copy {
  color: #56636f;
  font-size: 19px;
}

.lead-copy p + p {
  margin-top: 18px;
}

.lead-copy .lead {
  color: var(--ink);
  font-size: 29px;
  font-weight: 700;
  line-height: 1.5;
}

.brief-card {
  position: relative;
  padding: 34px;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.brief-card::after {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 44px;
  height: 44px;
  border-top: 2px solid var(--cyan);
  border-right: 2px solid var(--cyan);
  content: "";
}

.card-label,
.mono {
  color: var(--blue);
  font: 700 10px monospace;
  letter-spacing: 0.12em;
}

.brief-card h3 {
  margin: 44px 0 12px;
  font-size: 26px;
  line-height: 1.35;
}

.brief-card p {
  color: var(--muted);
  font-size: 16px;
}

.card-rule {
  height: 1px;
  margin: 28px 0 16px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.content-layout {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 6vw;
}

.content-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.content-item {
  display: flex;
  gap: 18px;
  padding: 18px;
  border-top: 1px solid var(--line);
}

.content-item > span {
  color: var(--blue);
  font: 700 13px monospace;
}

.content-item h3 {
  margin-bottom: 8px;
  font-size: 19px;
}

.content-item p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.75;
}

.content-media {
  align-self: start;
}

.media-frame {
  padding: 10px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.media-frame img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.media-frame figcaption {
  padding: 10px 2px 1px;
  color: var(--blue);
  font: 700 10px monospace;
  letter-spacing: 0.12em;
}

.media-note {
  margin-top: 20px;
  padding: 22px;
  border-left: 3px solid var(--pink);
  background: var(--white);
}

.media-note strong {
  font-size: 15px;
}

.media-note p {
  margin-top: 4px;
  color: var(--muted);
  font-size: 15px;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}

.guide-grid article {
  padding: 28px;
  background: var(--white);
  border: 1px solid var(--line);
}

.guide-grid h3 {
  margin-bottom: 10px;
  font-size: 19px;
  line-height: 1.4;
}

.guide-grid p {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.gallery-viewer {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(240px, 0.7fr);
  align-items: start;
  gap: 24px;
}

.gallery-main {
  padding: 12px;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.gallery-main img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.gallery-main figcaption {
  display: flex;
  flex-direction: column;
  gap: 3px;
  padding: 14px 4px 2px;
}

.gallery-main figcaption strong {
  font-size: 17px;
}

.gallery-main figcaption span {
  color: var(--muted);
  font: 700 11px monospace;
  letter-spacing: 0.08em;
}

.gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.gallery-thumb {
  position: relative;
  padding: 5px;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  cursor: pointer;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.gallery-thumb:hover {
  transform: translateY(-2px);
  border-color: var(--cyan);
}

.gallery-thumb:focus-visible {
  outline: 3px solid rgba(0, 123, 255, 0.35);
  outline-offset: 2px;
}

.gallery-thumb.is-active {
  border: 2px solid var(--pink);
  box-shadow: 0 8px 18px rgba(247, 37, 133, 0.18);
}

.gallery-thumb img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.gallery-thumb .thumb-icon {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 1;
  width: 17px;
  height: 17px;
  color: var(--white);
  filter: drop-shadow(0 1px 3px rgba(0, 0, 0, 0.55));
}

.gallery-thumb span {
  position: absolute;
  right: 8px;
  bottom: 7px;
  padding: 1px 5px;
  color: var(--white);
  background: rgba(23, 35, 49, 0.82);
  font: 700 10px monospace;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255, 255, 255, 0.14);
}

.feature-grid article {
  min-height: 230px;
  padding: 32px 30px;
  background: var(--navy);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-icon {
  display: block;
  margin-bottom: 25px;
  color: var(--cyan);
  font-size: 30px;
}

.feature-grid h3 {
  margin-bottom: 8px;
  font-size: 20px;
}

.feature-grid p {
  color: #9eb0bf;
  font-size: 16px;
  line-height: 1.7;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.timeline article {
  padding: 28px;
  background: var(--white);
}

.timeline time {
  color: var(--blue);
  font: 700 10px monospace;
  letter-spacing: 0.12em;
}

.timeline h3 {
  margin: 12px 0 7px;
  font-size: 19px;
}

.timeline p {
  color: var(--muted);
  font-size: 16px;
}

.faq-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 22px;
}

.faq-list details {
  background: var(--white);
  border: 1px solid var(--line);
}

.faq-list summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 21px 24px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 700;
  list-style: none;
}

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

.faq-list summary span {
  color: var(--blue);
  font-size: 20px;
  font-weight: 400;
  transition: transform 0.2s;
}

.faq-list details[open] summary span {
  transform: rotate(45deg);
}

.faq-list details p {
  padding: 0 24px 22px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.7;
}

.friend-links {
  padding: 58px 5vw 62px;
  background: rgba(247, 37, 133, 0.13);
  border-top: 1px solid rgba(247, 37, 133, 0.16);
}

.friend-links-inner {
  max-width: var(--max);
  margin: 0 auto;
  text-align: center;
}

.friend-links h2 {
  position: relative;
  padding-bottom: 17px;
  color: var(--ink);
  font-size: 30px;
  line-height: 1.2;
}

.friend-links h2::after {
  position: absolute;
  right: 50%;
  bottom: 0;
  width: 64px;
  height: 4px;
  background: var(--pink);
  border-radius: 2px;
  content: "";
  transform: translateX(50%);
}

.friend-links nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 32px;
}

.friend-links a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 9px 22px;
  color: #653249;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(247, 37, 133, 0.2);
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  line-height: 1.5;
  box-shadow: 0 8px 20px rgba(109, 49, 76, 0.08);
  transition: color 0.2s ease, background 0.2s ease,
    border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 5vw;
  color: #84909b;
  background: #edf1f4;
  border-top: 1px solid var(--line);
  font-size: 14px;
}

.footer-brand {
  display: grid;
  gap: 3px;
  min-width: 190px;
}

.footer-brand strong {
  color: var(--ink);
  font-size: 14px;
}

.footer-brand span {
  color: #84909b;
}

.site-footer a {
  color: var(--blue);
}

.floating-cta {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 9;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 52px;
  padding: 0 22px;
  color: var(--white);
  background: var(--pink);
  border: 1px solid rgba(255, 255, 255, 0.35);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.04em;
  box-shadow: 0 12px 28px rgba(247, 37, 133, 0.3);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.floating-cta:hover,
.floating-cta:focus-visible {
  color: var(--white);
  transform: translateY(-4px);
  box-shadow: 0 18px 34px rgba(247, 37, 133, 0.4);
}

/* Interactive states: subtle motion and contrast for modern browsing feedback. */
.brand-mark,
.hero-visual,
.content-item,
.brief-card,
.guide-grid article,
.gallery-main,
.feature-grid article,
.timeline article,
.faq-list details,
.friend-links a,
.site-footer a {
  transition: transform 0.25s ease, border-color 0.25s ease,
    box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease;
}

.button:focus-visible,
.nav-cta:focus-visible,
.brand:focus-visible,
.floating-cta:focus-visible,
.friend-links a:focus-visible,
.site-footer a:focus-visible {
  outline: 3px solid rgba(0, 210, 255, 0.45);
  outline-offset: 3px;
}

@media (hover: hover) {
  .brand:hover .brand-mark {
    transform: rotate(-4deg) scale(1.06);
    box-shadow: 0 8px 18px rgba(0, 123, 255, 0.28);
  }

  .button .icon,
  .floating-cta .icon,
  .nav-cta .icon {
    transition: transform 0.25s ease;
  }

  .button:hover .icon,
  .floating-cta:hover .icon,
  .nav-cta:hover .icon {
    transform: translateX(3px);
  }

  .menu-toggle:hover {
    color: var(--blue);
  }

  .hero-visual:hover {
    transform: rotate(0deg) translateY(-5px);
    box-shadow: 0 24px 58px rgba(36, 57, 76, 0.18);
  }

  .content-item:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 123, 255, 0.25);
    background: var(--white);
    box-shadow: 0 12px 26px rgba(36, 57, 76, 0.09);
  }

  .brief-card:hover,
  .guide-grid article:hover,
  .timeline article:hover {
    transform: translateY(-5px);
    border-color: rgba(0, 123, 255, 0.45);
    box-shadow: 0 18px 34px rgba(36, 57, 76, 0.14);
  }

  .gallery-main:hover {
    transform: translateY(-4px);
    box-shadow: 0 24px 48px rgba(36, 57, 76, 0.16);
  }

  .gallery-main:hover img {
    transform: scale(1.012);
  }

  .gallery-main img {
    transition: transform 0.45s ease;
  }

  .feature-grid article:hover {
    background: #1d3448;
    border-color: rgba(0, 210, 255, 0.42);
  }

  .feature-grid article:hover .feature-icon {
    color: var(--pink);
    transform: translateY(-2px);
  }

  .feature-icon {
    transition: color 0.25s ease, transform 0.25s ease;
  }

  .faq-list details:hover {
    border-color: rgba(0, 123, 255, 0.45);
    box-shadow: 0 10px 24px rgba(36, 57, 76, 0.08);
  }

  .friend-links a:hover {
    color: var(--white);
    background: var(--pink);
    border-color: var(--pink);
    box-shadow: 0 12px 25px rgba(247, 37, 133, 0.24);
    transform: translateY(-3px);
  }

  .site-footer a:hover {
    color: var(--pink);
    transform: translateY(-2px);
  }
}

@media (max-width: 900px) {
  .site-header,
  .header-inner {
    min-height: 76px;
  }

  .header-inner {
    width: calc(100% - 10vw);
  }

  .menu-toggle {
    display: block;
    order: 2;
  }

  .site-nav {
    display: none;
    order: 3;
    gap: 12px;
  }

  .site-nav .nav-cta {
    display: none;
  }

  .site-nav a:not(.nav-cta) {
    display: none;
  }

  .site-nav.is-open {
    position: absolute;
    top: 76px;
    right: 0;
    left: 0;
    display: grid;
    gap: 0;
    padding: 10px 5vw;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open a:not(.nav-cta) {
    display: block;
    padding: 12px 0;
  }

  .site-nav.is-open .nav-cta {
    display: inline-flex;
    width: max-content;
    margin: 8px 0 12px;
  }

  main {
    padding-top: 76px;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: 70px;
  }

  .hero-visual {
    width: 100%;
    max-width: 760px;
    margin: 0 auto;
  }

  .intro-grid,
  .content-layout {
    grid-template-columns: 1fr;
  }

  .brief-card {
    max-width: 520px;
  }

  .section {
    padding-top: 90px;
    padding-bottom: 90px;
  }

  .guide-grid,
  .feature-grid,
  .timeline {
    grid-template-columns: 1fr 1fr;
  }

  .gallery-viewer {
    grid-template-columns: 1fr;
  }

  .gallery-thumbs {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 600px) {
  body {
    font-size: 16px;
  }

  .site-header,
  .header-inner {
    min-height: 68px;
  }

  .header-inner {
    width: 90vw;
  }

  .brand strong {
    font-size: 14px;
  }

  .brand-mark {
    width: 44px;
    height: 44px;
  }

  .brand small {
    font-size: 8px;
  }

  .site-nav.is-open {
    top: 68px;
  }

  main {
    padding-top: 68px;
  }

  .hero {
    padding: 64px 5vw 60px;
  }

  .hero-subtitle {
    font-size: 17px;
  }

  .hero-actions .button {
    min-height: 50px;
    padding: 0 20px;
    font-size: 14px;
  }

  .hero-facts {
    gap: 18px;
    margin-top: 38px;
  }

  .hero-facts dt {
    font-size: 11px;
  }

  .hero-facts dd {
    font-size: 13px;
  }

  .section {
    padding-top: 76px;
    padding-bottom: 76px;
  }

  .section-heading {
    margin-bottom: 36px;
  }

  .section-heading h2 {
    font-size: 27px;
  }

  .lead-copy {
    font-size: 17px;
  }

  .lead-copy .lead {
    font-size: 23px;
  }

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

  .content-list,
  .guide-grid,
    .feature-grid,
    .timeline,
    .faq-list {
    grid-template-columns: 1fr;
  }

  .gallery-thumbs {
    grid-template-columns: repeat(3, 1fr);
  }

  .content-list {
    gap: 20px;
  }

  .content-item h3,
  .guide-grid h3,
  .feature-grid h3,
  .timeline h3 {
    font-size: 18px;
  }

  .content-item p,
  .guide-grid p,
  .feature-grid p,
  .timeline p,
  .faq-list details p {
    font-size: 15px;
  }

  .feature-grid {
    background: transparent;
  }

  .feature-grid article {
    min-height: 0;
    padding: 26px 24px;
  }

  .faq-list summary {
    padding: 18px 20px;
    font-size: 15px;
  }

  .faq-list details p {
    padding: 0 20px 20px;
  }

  .floating-cta {
    right: 16px;
    bottom: 16px;
    min-height: 48px;
    padding: 0 18px;
    font-size: 14px;
  }

  .friend-links {
    padding: 44px 5vw 48px;
  }

  .friend-links h2 {
    font-size: 25px;
  }

  .friend-links nav {
    gap: 10px;
    margin-top: 26px;
  }

  .friend-links a {
    min-height: 42px;
    max-width: 100%;
    padding: 8px 17px;
    font-size: 13px;
  }

  .site-footer {
    flex-direction: column;
    gap: 8px;
    font-size: 12px;
  }

  .footer-brand {
    min-width: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation: none !important;
    transition: none !important;
  }
}