:root {
  --ink: #25211f;
  --muted: #6f6661;
  --line: #eaded5;
  --paper: #fffaf5;
  --rose: #d64f68;
  --rose-dark: #a9364e;
  --leaf: #2d7a69;
  --sun: #f6b84b;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(77, 43, 36, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 12% 10%, rgba(246, 184, 75, 0.22), transparent 26%),
    radial-gradient(circle at 86% 16%, rgba(214, 79, 104, 0.16), transparent 24%),
    var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Microsoft YaHei", sans-serif;
  line-height: 1.6;
  overflow-x: hidden;
}

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

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

.ambient-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.ambient-bg::before,
.ambient-bg::after {
  position: absolute;
  content: "";
  width: min(42vw, 520px);
  aspect-ratio: 1;
  border-radius: 50%;
  filter: blur(28px);
  opacity: 0.36;
  animation: floatGlow 12s ease-in-out infinite alternate;
}

.ambient-bg::before {
  top: 8%;
  left: -12%;
  background: rgba(214, 79, 104, 0.28);
}

.ambient-bg::after {
  right: -10%;
  bottom: 14%;
  background: rgba(45, 122, 105, 0.22);
  animation-delay: -4s;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 58px);
  background: rgba(255, 250, 245, 0.88);
  border-bottom: 1px solid rgba(234, 222, 213, 0.78);
  backdrop-filter: blur(16px);
  animation: dropIn 0.7s ease both;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
  font-weight: 800;
}

.brand img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--white);
  box-shadow: 0 8px 20px rgba(37, 33, 31, 0.12);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.brand:hover img {
  transform: rotate(-6deg) scale(1.08);
  box-shadow: 0 14px 28px rgba(37, 33, 31, 0.18);
}

.main-nav {
  display: flex;
  justify-content: center;
  gap: clamp(16px, 3vw, 34px);
  color: var(--muted);
  font-size: 15px;
}

.main-nav a:hover,
.site-footer a:hover {
  color: var(--rose-dark);
}

.main-nav a {
  position: relative;
  padding-bottom: 4px;
}

.main-nav a::after {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  content: "";
  background: var(--rose);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.25s ease;
}

.main-nav a:hover::after {
  transform: scaleX(1);
}

.header-action,
.primary-button,
.secondary-button,
.join-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border-radius: 999px;
  font-weight: 800;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.header-action,
.primary-button,
.join-form button {
  color: var(--white);
  background: var(--rose);
  box-shadow: 0 14px 28px rgba(214, 79, 104, 0.24);
}

.header-action {
  padding: 0 18px;
  font-size: 14px;
}

.primary-button,
.secondary-button {
  padding: 0 24px;
}

.secondary-button {
  color: var(--leaf);
  background: rgba(45, 122, 105, 0.1);
  box-shadow: inset 0 0 0 1px rgba(45, 122, 105, 0.18);
}

.header-action:hover,
.primary-button:hover,
.secondary-button:hover,
.join-form button:hover {
  transform: translateY(-2px);
}

.primary-button,
.join-form button {
  position: relative;
  overflow: hidden;
}

.primary-button::after,
.join-form button::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.34), transparent);
  transform: translateX(-120%);
  transition: transform 0.55s ease;
}

.primary-button:hover::after,
.join-form button:hover::after {
  transform: translateX(120%);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: clamp(30px, 6vw, 72px);
  align-items: center;
  min-height: calc(100vh - 74px);
  padding: clamp(42px, 7vw, 86px) clamp(18px, 5vw, 72px);
}

.hero::before {
  position: absolute;
  top: 12%;
  right: 42%;
  width: 92px;
  height: 92px;
  content: "";
  border: 18px solid rgba(246, 184, 75, 0.22);
  border-radius: 50%;
  animation: pulseRing 4s ease-in-out infinite;
}

.hero-copy {
  max-width: 670px;
  animation: slideUp 0.8s ease 0.08s both;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--rose-dark);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 22px;
  font-size: clamp(48px, 8vw, 92px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.12;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 21px;
}

.hero-text {
  max-width: 610px;
  color: var(--muted);
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 30px 0;
}

.trust-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 0;
  max-width: 560px;
}

.trust-list div {
  padding: 18px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: 8px;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.trust-list div:hover,
.service-grid article:hover,
.member-grid article:hover {
  transform: translateY(-8px);
  border-color: rgba(214, 79, 104, 0.28);
  box-shadow: 0 22px 50px rgba(77, 43, 36, 0.12);
}

.trust-list dt {
  font-size: 26px;
  font-weight: 900;
}

.trust-list dd {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.hero-media {
  position: relative;
  min-height: 560px;
  overflow: hidden;
  border-radius: 8px;
  box-shadow: var(--shadow);
  animation: imageRise 0.9s ease 0.18s both;
  transition: transform 0.45s ease, box-shadow 0.45s ease;
}

.hero-media:hover {
  transform: translateY(-6px) rotate(1deg);
  box-shadow: 0 34px 90px rgba(77, 43, 36, 0.22);
}

.hero-media::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(120deg, transparent 10%, rgba(255, 255, 255, 0.24), transparent 34%);
  transform: translateX(-120%);
  animation: photoShine 5s ease-in-out 1.2s infinite;
  pointer-events: none;
}

.hero-media img,
.event-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.match-card {
  position: absolute;
  right: 24px;
  bottom: 24px;
  display: grid;
  gap: 4px;
  max-width: min(330px, calc(100% - 48px));
  padding: 18px 20px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 8px;
  box-shadow: 0 16px 38px rgba(37, 33, 31, 0.14);
  backdrop-filter: blur(14px);
  animation: cardFloat 3.6s ease-in-out infinite;
}

.match-card span {
  color: var(--muted);
}

.section {
  padding: clamp(54px, 8vw, 96px) clamp(18px, 5vw, 72px);
}

.intro {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(280px, 1fr);
  gap: 34px;
  align-items: end;
  background: var(--white);
}

.intro p:last-child {
  color: var(--muted);
  font-size: 19px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.service-grid article,
.member-grid article {
  padding: 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 8px;
  transition: transform 0.28s ease, border-color 0.28s ease, box-shadow 0.28s ease;
}

.service-grid article {
  min-height: 250px;
}

.service-grid p,
.member-grid p,
.join-copy p {
  color: var(--muted);
}

.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 38px;
  color: var(--rose-dark);
  background: rgba(214, 79, 104, 0.1);
  border-radius: 50%;
  font-weight: 900;
  transition: transform 0.3s ease, background 0.3s ease;
}

.service-grid article:hover .icon {
  transform: rotate(-8deg) scale(1.08);
  background: rgba(246, 184, 75, 0.22);
}

.feature-band {
  display: grid;
  grid-template-columns: minmax(300px, 0.95fr) minmax(0, 1fr);
  gap: clamp(28px, 6vw, 70px);
  align-items: center;
  padding: clamp(54px, 8vw, 96px) clamp(18px, 5vw, 72px);
  background: #f4eee7;
}

.event-gallery {
  display: grid;
  grid-template-columns: minmax(0, 0.74fr) minmax(0, 1fr);
  gap: 14px;
  align-items: stretch;
}

.event-gallery figure {
  min-width: 0;
  margin: 0;
  overflow: hidden;
  background: var(--white);
  border: 1px solid rgba(234, 222, 213, 0.82);
  border-radius: 8px;
  box-shadow: var(--shadow);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.event-poster {
  aspect-ratio: 9 / 14;
  transform: rotate(-2deg);
}

.event-rules {
  aspect-ratio: 4 / 5;
  transform: translateY(28px) rotate(2deg);
}

.event-gallery:hover .event-poster {
  transform: translateY(-8px) rotate(-4deg);
}

.event-gallery:hover .event-rules {
  transform: translateY(16px) rotate(3deg);
}

.event-rules img {
  object-fit: contain;
  background: #fff8e8;
}

.feature-copy > p:not(.eyebrow) {
  color: var(--muted);
  font-size: 18px;
}

.event-list {
  display: grid;
  gap: 12px;
  padding: 0;
  margin: 28px 0 0;
  list-style: none;
}

.event-list li {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 16px;
  align-items: center;
  padding: 16px;
  background: rgba(255, 255, 255, 0.66);
  border: 1px solid rgba(234, 222, 213, 0.8);
  border-radius: 8px;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease;
}

.event-list li:hover {
  transform: translateX(8px);
  background: rgba(255, 255, 255, 0.86);
  border-color: rgba(45, 122, 105, 0.26);
}

.event-list time {
  color: var(--leaf);
  font-weight: 900;
}

.section-heading {
  max-width: 720px;
  margin-bottom: 28px;
}

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

.member-grid img {
  width: 100%;
  aspect-ratio: 1 / 0.9;
  margin-bottom: 20px;
  border-radius: 8px;
  object-fit: cover;
  object-position: center 42%;
  background: linear-gradient(135deg, #fff4f6, #effaf5);
  border: 1px solid rgba(234, 222, 213, 0.72);
  transition: transform 0.45s ease;
}

.member-grid article:hover img {
  transform: scale(1.045);
}

.join-section {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: minmax(280px, 0.86fr) minmax(320px, 1fr);
  gap: clamp(28px, 6vw, 70px);
  align-items: start;
  padding: clamp(54px, 8vw, 96px) clamp(18px, 5vw, 72px);
  background: var(--ink);
  color: var(--white);
}

.join-section::before {
  position: absolute;
  inset: -30% -10% auto auto;
  width: 460px;
  height: 460px;
  content: "";
  background: radial-gradient(circle, rgba(246, 184, 75, 0.18), transparent 64%);
  animation: floatGlow 9s ease-in-out infinite alternate;
}

.join-copy,
.join-form {
  position: relative;
  z-index: 1;
}

.join-section .eyebrow {
  color: var(--sun);
}

.join-copy p {
  color: rgba(255, 255, 255, 0.74);
}

.contact-card {
  display: grid;
  gap: 18px;
  max-width: 420px;
  margin-top: 28px;
  padding: 22px;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.13),
    rgba(255, 255, 255, 0.06)
  );
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 8px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.16);
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.contact-card:hover {
  transform: translateY(-6px);
  border-color: rgba(246, 184, 75, 0.42);
  box-shadow: 0 28px 64px rgba(0, 0, 0, 0.22);
}

.contact-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.contact-brand img {
  width: 62px;
  height: 62px;
  flex: 0 0 auto;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.82);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.22);
}

.contact-brand strong {
  display: block;
  font-size: 22px;
  line-height: 1.2;
}

.contact-brand span,
.contact-lines span {
  display: block;
  color: rgba(255, 255, 255, 0.74);
}

.contact-lines {
  display: grid;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.join-form {
  display: grid;
  gap: 16px;
  padding: clamp(20px, 4vw, 34px);
  color: var(--ink);
  background: var(--white);
  border-radius: 8px;
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.2);
}

.join-form label {
  display: grid;
  gap: 8px;
  color: #4b403b;
  font-weight: 800;
}

.join-form input,
.join-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  color: var(--ink);
  background: #fffdfb;
  font: inherit;
}

.join-form input:focus,
.join-form textarea:focus {
  outline: 3px solid rgba(214, 79, 104, 0.16);
  border-color: var(--rose);
}

.join-form button {
  width: 100%;
  border: 0;
  cursor: pointer;
  font: inherit;
}

.form-note {
  min-height: 24px;
  margin: 0;
  color: var(--leaf);
  font-weight: 800;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes dropIn {
  from {
    opacity: 0;
    transform: translateY(-18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes imageRise {
  from {
    opacity: 0;
    transform: translateY(26px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes cardFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

@keyframes photoShine {
  0%,
  46% {
    transform: translateX(-120%);
  }
  70%,
  100% {
    transform: translateX(120%);
  }
}

@keyframes pulseRing {
  0%,
  100% {
    opacity: 0.35;
    transform: scale(0.9);
  }
  50% {
    opacity: 0.6;
    transform: scale(1.08);
  }
}

@keyframes floatGlow {
  from {
    transform: translate3d(0, 0, 0) scale(1);
  }
  to {
    transform: translate3d(38px, -28px, 0) scale(1.08);
  }
}

@keyframes mobilePop {
  0% {
    opacity: 0;
    transform: translateY(22px) scale(0.98);
  }
  70% {
    opacity: 1;
    transform: translateY(-3px) scale(1.01);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes mobileFloat {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

@keyframes posterFloat {
  0%,
  100% {
    transform: translateY(0) rotate(-2deg);
  }
  50% {
    transform: translateY(-8px) rotate(-3deg);
  }
}

@keyframes rulesFloat {
  0%,
  100% {
    transform: translateY(18px) rotate(2deg);
  }
  50% {
    transform: translateY(8px) rotate(3deg);
  }
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 26px clamp(18px, 5vw, 72px);
  color: var(--muted);
  background: var(--white);
  border-top: 1px solid var(--line);
}

@media (max-width: 940px) {
  .site-header {
    flex-wrap: wrap;
  }

  .main-nav {
    order: 3;
    width: 100%;
    justify-content: flex-start;
    overflow-x: auto;
  }

  .hero,
  .intro,
  .feature-band,
  .join-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-media {
    min-height: 420px;
  }

  .service-grid,
  .member-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .event-gallery {
    max-width: 680px;
  }
}

@media (max-width: 620px) {
  .header-action {
    display: none;
  }

  .brand span {
    max-width: 9em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .trust-list,
  .service-grid,
  .member-grid {
    grid-template-columns: 1fr;
  }

  .hero-media {
    min-height: 330px;
    animation: mobileFloat 5s ease-in-out infinite;
  }

  .event-list li {
    grid-template-columns: 1fr;
    gap: 4px;
  }

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

  .event-poster,
  .event-rules {
    aspect-ratio: auto;
  }

  .event-gallery img {
    height: auto;
  }

  .contact-card {
    max-width: 100%;
    padding: 18px;
  }

  .trust-list div,
  .service-grid article,
  .member-grid article,
  .event-list li,
  .contact-card,
  .join-form {
    opacity: 0;
    transform: translateY(22px) scale(0.98);
  }

  .hero.is-visible .trust-list div,
  .service-grid.is-visible article,
  .members.is-visible article,
  .feature-band.is-visible .event-list li,
  .join-section.is-visible .contact-card,
  .join-section.is-visible .join-form {
    animation: mobilePop 0.62s cubic-bezier(0.2, 0.8, 0.2, 1) both;
  }

  .hero.is-visible .trust-list div:nth-child(2),
  .service-grid.is-visible article:nth-child(2),
  .members.is-visible article:nth-child(2),
  .feature-band.is-visible .event-list li:nth-child(2) {
    animation-delay: 0.1s;
  }

  .hero.is-visible .trust-list div:nth-child(3),
  .service-grid.is-visible article:nth-child(3),
  .members.is-visible article:nth-child(3),
  .feature-band.is-visible .event-list li:nth-child(3),
  .join-section.is-visible .join-form {
    animation-delay: 0.2s;
  }

  .service-grid.is-visible article:nth-child(4) {
    animation-delay: 0.3s;
  }

  .feature-band.is-visible .event-gallery {
    animation: mobilePop 0.7s cubic-bezier(0.2, 0.8, 0.2, 1) both;
  }

  .feature-band.is-visible .event-poster {
    animation: posterFloat 4.2s ease-in-out infinite;
  }

  .feature-band.is-visible .event-rules {
    animation: rulesFloat 4.6s ease-in-out 0.2s infinite;
  }

  .primary-button:active,
  .secondary-button:active,
  .join-form button:active {
    transform: scale(0.96);
  }

  .service-grid article:active,
  .member-grid article:active,
  .event-list li:active,
  .contact-card:active {
    transform: scale(0.98);
  }

  .contact-brand {
    align-items: flex-start;
    gap: 12px;
  }

  .contact-brand img {
    width: 42px;
    height: 42px;
  }

  .contact-brand strong {
    font-size: 19px;
  }

  .contact-brand span,
  .contact-lines span {
    font-size: 14px;
  }

  .site-footer {
    flex-direction: column;
  }
}

@media (max-width: 380px) {
  .contact-brand img {
    width: 36px;
    height: 36px;
  }

  .contact-brand {
    display: grid;
    justify-items: start;
  }

  .contact-lines span {
    overflow-wrap: anywhere;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .trust-list div,
  .service-grid article,
  .member-grid article,
  .event-list li,
  .contact-card,
  .join-form {
    opacity: 1;
    transform: none;
  }
}