/* 联系页专属样式 —— 作用域 .page-contact */
.page-contact {
  background: var(--carbon);
  color: var(--white);
}

/* 页头横幅 */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 3rem 1rem 3.5rem;
  background: var(--extreme-black);
  border-bottom: 5px solid var(--mir-red);
}

.page-contact .contact-hero__img {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(100deg, rgba(13, 13, 13, 0.94) 0%, rgba(26, 26, 26, 0.76) 45%, rgba(230, 25, 44, 0.35) 100%);
}

.page-contact .contact-hero__mega {
  position: absolute;
  right: -0.04em;
  bottom: -0.13em;
  z-index: 0;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: clamp(4.2rem, 18vw, 14rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(230, 25, 44, 0.5);
  white-space: nowrap;
  transform: rotate(-4deg);
  pointer-events: none;
  user-select: none;
}

.page-contact .contact-hero__inner {
  position: relative;
  z-index: 1;
}

.page-contact .contact-hero__breadcrumb {
  margin-bottom: 2.4rem;
}

.page-contact .contact-hero__kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .contact-hero__kicker::after {
  content: "";
  display: block;
  width: 3.2rem;
  height: 1px;
  background: var(--mir-red);
}

.page-contact .contact-hero__copy h1 {
  margin: 0.9rem 0 1.2rem;
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 8vw, 5.6rem);
  line-height: 1.02;
  letter-spacing: 0.01em;
  color: var(--white);
  text-transform: uppercase;
}

.page-contact .contact-hero__copy h1::before {
  content: "";
  display: inline-block;
  width: 0.42em;
  height: 0.42em;
  margin-right: 0.28em;
  background: var(--mir-red);
  transform: skewX(-18deg);
}

.page-contact .contact-hero__lead {
  color: var(--light-gray);
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  line-height: 1.6;
  max-width: 46ch;
}

/* 主联系区 */
.page-contact .contact-area {
  position: relative;
  padding: 3.2rem 0 4.2rem;
  background: var(--carbon);
}

.page-contact .contact-area::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    repeating-linear-gradient(135deg, rgba(230, 25, 44, 0.045) 0 2px, transparent 2px 22px),
    repeating-linear-gradient(45deg, rgba(245, 245, 245, 0.03) 0 1px, transparent 1px 18px);
}

.page-contact .contact-area__layout {
  position: relative;
  display: grid;
  gap: 2.5rem;
}

/* 左侧联系信息卡片 */
.page-contact .contact-panel {
  position: relative;
  z-index: 1;
  background: var(--dark-gray);
  clip-path: polygon(0 0, calc(100% - 30px) 0, 100% 30px, 100% 100%, 0 100%);
  filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.35));
  transition: transform var(--transition), filter var(--transition);
}

.page-contact .contact-panel:hover {
  transform: translateY(-6px);
  filter: drop-shadow(0 22px 36px rgba(212, 175, 55, 0.24));
}

.page-contact .contact-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  border: 2px solid var(--gold);
  clip-path: polygon(0 0, calc(100% - 30px) 0, 100% 30px, 100% 100%, 0 100%);
}

.page-contact .contact-panel__inner {
  position: relative;
  z-index: 1;
  padding: clamp(1.7rem, 3vw, 2.8rem);
}

.page-contact .contact-panel__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.4rem;
}

.page-contact .contact-panel__tag {
  display: inline-block;
  margin-bottom: 0.5rem;
  font-size: 0.78rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .contact-panel__head h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  color: var(--white);
  line-height: 1;
}

.page-contact .contact-panel__icon {
  width: 64px;
  height: 64px;
  object-fit: cover;
  border: 1px solid rgba(212, 175, 55, 0.5);
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  opacity: 0.95;
}

.page-contact .contact-panel__desc {
  color: var(--light-gray);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0 0 1.8rem;
}

.page-contact .contact-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--mid-gray);
  display: grid;
  gap: 1.1rem;
  padding-top: 1.6rem;
}

.page-contact .contact-list__item {
  position: relative;
  padding-left: 1rem;
}

.page-contact .contact-list__item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.35rem;
  bottom: 0.35rem;
  width: 3px;
  background: var(--mir-red);
  transform: skewX(-12deg);
}

.page-contact .contact-list__label {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.35rem;
}

.page-contact .contact-list__value {
  font-weight: 700;
  color: var(--white);
  font-size: 1.08rem;
  line-height: 1.4;
  margin: 0;
}

.page-contact .contact-list__note {
  display: block;
  color: var(--light-gray);
  font-size: 0.84rem;
  line-height: 1.5;
  margin-top: 0.3rem;
}

.page-contact .contact-panel__footnote {
  margin: 1.8rem 0 0;
  padding-left: 1rem;
  border-left: 3px solid var(--gold);
  color: var(--light-gray);
  font-size: 0.8rem;
  line-height: 1.6;
}

/* 右侧在线留言表单 */
.page-contact .contact-form-wrap {
  position: relative;
  z-index: 1;
  background: linear-gradient(160deg, var(--dark-gray) 0%, var(--carbon) 100%);
  border: 1px solid var(--mid-gray);
  clip-path: polygon(0 0, calc(100% - 24px) 0, 100% 24px, 100% 100%, 0 100%);
}

.page-contact .contact-form {
  padding: clamp(1.7rem, 3vw, 2.6rem);
}

.page-contact .contact-form__head {
  position: relative;
  margin-bottom: 2rem;
  padding-bottom: 1.6rem;
  border-bottom: 1px solid var(--mid-gray);
}

.page-contact .contact-form__index {
  position: absolute;
  right: 0;
  top: 0;
  font-family: var(--font-heading);
  font-size: 2.7rem;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.2px var(--gold);
  opacity: 0.75;
}

.page-contact .contact-form__tag {
  display: inline-block;
  margin-bottom: 0.45rem;
  font-size: 0.78rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--bright-red);
}

.page-contact .contact-form__head h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  color: var(--white);
  line-height: 1;
}

.page-contact .contact-form__head p {
  margin: 0.7rem 0 0;
  color: var(--light-gray);
  font-size: 0.92rem;
  line-height: 1.55;
}

.page-contact .contact-form__field {
  display: block;
  border-bottom: 2px solid var(--mid-gray);
  margin-bottom: 1.5rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.page-contact .contact-form__field:focus-within {
  border-bottom-color: var(--mir-red);
  box-shadow: 0 5px 0 -4px var(--gold);
}

.page-contact .contact-form__field > span {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--light-gray);
}

.page-contact .contact-form__field input,
.page-contact .contact-form__field textarea {
  display: block;
  width: 100%;
  padding: 0.6rem 0;
  background: transparent;
  border: 0;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 1rem;
  resize: vertical;
}

.page-contact .contact-form__field input::placeholder,
.page-contact .contact-form__field textarea::placeholder {
  color: rgba(230, 230, 230, 0.45);
}

.page-contact .contact-form__submit {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin-top: 1.7rem;
  cursor: pointer;
  background: linear-gradient(110deg, var(--mir-red) 0%, var(--bright-red) 60%, var(--gold) 130%);
  color: var(--white);
  font-family: var(--font-heading);
  letter-spacing: 0.06em;
  border: 0;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}

.page-contact .contact-form__submit:hover {
  background: var(--gold);
  color: var(--extreme-black);
  transform: translateY(-2px);
}

.page-contact .contact-form__sent-check {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.page-contact .contact-form__success {
  display: none;
  margin-top: 1rem;
  padding: 1rem 1.1rem;
  background: rgba(230, 25, 44, 0.16);
  border-left: 4px solid var(--gold);
  color: var(--white);
  font-size: 0.92rem;
  line-height: 1.6;
}

.page-contact .contact-form__sent-check:checked ~ .contact-form__success {
  display: block;
  animation: contact-alert-in 0.45s ease;
}

@keyframes contact-alert-in {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* 社区互动 */
.page-contact .community {
  position: relative;
  padding: 3.4rem 0 4.4rem;
  background: var(--extreme-black);
  overflow: hidden;
}

.page-contact .community::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--mir-red) 0%, var(--gold) 60%, transparent 100%);
}

.page-contact .community__head {
  margin-bottom: 2rem;
}

.page-contact .community__tag {
  display: inline-block;
  margin-bottom: 0.5rem;
  font-size: 0.78rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--gold);
}

.page-contact .community__head h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1;
  color: var(--white);
}

.page-contact .community__sub {
  color: var(--light-gray);
  margin: 0.8rem 0 0;
  max-width: 54ch;
}

.page-contact .community__grid {
  display: grid;
  gap: 1.8rem;
}

.page-contact .community__card {
  background: var(--dark-gray);
  border: 1px solid var(--mid-gray);
  padding: 1.6rem;
  position: relative;
  transition: transform var(--transition), border-color var(--transition);
}

.page-contact .community__card:hover {
  transform: translateY(-4px);
  border-color: rgba(230, 25, 44, 0.65);
}

.page-contact .community__card > h3 {
  margin: 0 0 0.75rem;
  font-family: var(--font-heading);
  font-size: 1.3rem;
  color: var(--white);
  letter-spacing: 0.04em;
}

.page-contact .community__hint {
  margin: 0 0 1.1rem;
  color: var(--light-gray);
  font-size: 0.92rem;
  line-height: 1.55;
}

.page-contact .poll-list {
  list-style: none;
  margin: 0 0 1.2rem;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.page-contact .poll-list li {
  margin: 0;
}

.page-contact .poll-list label {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 0.85rem;
  background: rgba(0, 0, 0, 0.22);
  border: 1px solid var(--mid-gray);
  color: var(--white);
  font-size: 0.92rem;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
}

.page-contact .poll-list label:hover {
  border-color: var(--gold);
  background: rgba(13, 13, 13, 0.5);
}

.page-contact .poll-list input {
  accent-color: var(--mir-red);
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
}

.page-contact .community__stats {
  margin: 0;
  color: var(--bright-gold);
  font-family: var(--font-heading);
  font-size: 1rem;
  letter-spacing: 0.08em;
}

.page-contact .community__enter {
  display: inline-block;
  margin: 0.2rem 0 1.4rem;
  padding-bottom: 0.3rem;
  border-bottom: 2px solid var(--mir-red);
  color: var(--gold);
  text-decoration: none;
  font-weight: 700;
}

.page-contact .community__enter:hover {
  color: var(--bright-red);
  border-color: var(--bright-red);
}

.page-contact .community__shortcuts {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  border-top: 1px solid var(--mid-gray);
}

.page-contact .community__shortcuts li {
  padding: 0.7rem 0;
  border-bottom: 1px solid var(--mid-gray);
}

.page-contact .community__shortcuts a {
  color: var(--white);
  text-decoration: none;
  font-size: 0.94rem;
  line-height: 1.45;
}

.page-contact .community__shortcuts a:hover {
  color: var(--gold);
}

.page-contact .community__back {
  padding-left: 1.2rem;
  padding-right: 1.2rem;
}

/* 响应式 */
@media (min-width: 768px) {
  .page-contact .contact-hero {
    padding-top: 5rem;
    padding-bottom: 5.5rem;
  }

  .page-contact .community__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 992px) {
  .page-contact .contact-hero {
    min-height: 72vh;
    display: grid;
    align-content: center;
  }

  .page-contact .contact-area__layout {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 3.4rem;
  }

  .page-contact .contact-area__layout::before {
    content: "";
    position: absolute;
    left: 45%;
    top: 6%;
    bottom: 6%;
    width: 5px;
    background: linear-gradient(var(--bright-red), var(--gold));
    transform: skewX(-18deg);
    z-index: 0;
    pointer-events: none;
  }
}