.page-contact {
  --pc-gap: clamp(20px, 3vw, 36px);
  overflow-x: clip;
}

/* ---------- Hero ---------- */
.page-contact .pc-hero {
  position: relative;
  overflow: hidden;
  background: var(--spx-deep);
  color: var(--spx-mist);
  padding: calc(var(--spx-header-h) + clamp(20px, 4vw, 48px)) 0 clamp(76px, 11vw, 132px);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 56px), 0 100%);
}

.page-contact .pc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(118deg, rgba(255, 90, 31, 0.20) 0 30%, rgba(255, 90, 31, 0) 30.2%),
    linear-gradient(118deg, rgba(69, 240, 140, 0.09) 0 54%, rgba(69, 240, 140, 0) 54.2%);
}

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

.page-contact .pc-crumbs {
  margin-bottom: clamp(22px, 3vw, 38px);
}

.page-contact .pc-crumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--spx-silver);
}

.page-contact .pc-crumbs li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-contact .pc-crumbs li + li::before {
  content: "/";
  color: rgba(199, 206, 216, 0.45);
}

.page-contact .pc-crumbs a {
  color: var(--spx-silver);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.24s var(--spx-ease), border-color 0.24s var(--spx-ease);
}

.page-contact .pc-crumbs a:hover,
.page-contact .pc-crumbs a:focus-visible {
  color: var(--spx-lime);
  border-bottom-color: var(--spx-lime);
}

.page-contact .pc-hero__grid {
  display: grid;
  gap: clamp(28px, 4vw, 52px);
  align-items: center;
}

.page-contact .pc-hero__figure {
  order: 2;
  margin: 0;
}

.page-contact .pc-hero__figure img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 44px), calc(100% - 44px) 100%, 0 100%);
  filter: saturate(0.92) contrast(1.05);
}

.page-contact .pc-hero__figure figcaption {
  max-width: 34ch;
  margin-top: 14px;
  padding-left: 12px;
  border-left: 2px solid var(--spx-orange);
  font-size: 13px;
  line-height: 1.65;
  color: var(--spx-silver);
}

.page-contact .pc-hero__copy {
  order: 1;
}

.page-contact .pc-hero__copy h1 {
  margin: 12px 0 0;
  font-size: clamp(28px, 4.4vw, 54px);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: #fff;
}

.page-contact .pc-hero__copy .spx-lead {
  max-width: 46ch;
  margin: 18px 0 0;
  font-size: clamp(15px, 1.6vw, 17px);
  line-height: 1.8;
  color: rgba(244, 247, 251, 0.86);
}

.page-contact .pc-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.page-contact .pc-hero__facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: clamp(30px, 4vw, 46px) 0 0;
  padding-top: 20px;
  border-top: 1px solid rgba(199, 206, 216, 0.24);
}

.page-contact .pc-hero__facts > div {
  display: grid;
  gap: 5px;
}

.page-contact .pc-hero__facts dt {
  font-size: 12px;
  line-height: 1.5;
  letter-spacing: 0.08em;
  color: var(--spx-silver);
}

.page-contact .pc-hero__facts dd {
  margin: 0;
  font-family: var(--spx-font-data);
  font-size: clamp(20px, 2.6vw, 28px);
  font-weight: 700;
  color: var(--spx-lime);
}

.page-contact .pc-hero__facts small {
  font-size: 0.6em;
}

@media (min-width: 900px) {
  .page-contact .pc-hero__grid {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    gap: clamp(32px, 5vw, 76px);
  }

  .page-contact .pc-hero__figure {
    order: 1;
  }

  .page-contact .pc-hero__copy {
    order: 2;
  }
}

/* ---------- Bands & headings ---------- */
.page-contact .pc-band {
  padding: clamp(56px, 8vw, 104px) 0;
}

.page-contact .pc-band--mist {
  background: var(--spx-mist);
}

.page-contact .pc-band--white {
  background: #fff;
}

.page-contact .pc-band--deep {
  background: var(--spx-deep);
  color: var(--spx-mist);
}

.page-contact .pc-head {
  max-width: 760px;
  margin-bottom: clamp(30px, 4vw, 54px);
}

.page-contact .pc-head__num {
  margin: 0 0 12px;
  font-family: var(--spx-font-data);
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--spx-orange);
}

.page-contact .pc-head h2 {
  margin: 0;
  font-size: clamp(24px, 3.4vw, 40px);
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.02em;
}

.page-contact .pc-head p {
  max-width: 60ch;
  margin: 14px 0 0;
  font-size: 16px;
  line-height: 1.78;
  color: #46536b;
}

.page-contact .pc-band--deep .pc-head p {
  color: rgba(199, 206, 216, 0.9);
}

/* ---------- 01 合作方向 ---------- */
.page-contact .pc-paths {
  display: grid;
  gap: var(--pc-gap);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-path {
  position: relative;
  padding: 28px 24px 28px;
  background: #fff;
  border: 1px solid rgba(11, 30, 58, 0.12);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 22px), calc(100% - 22px) 100%, 0 100%);
  transition: transform 0.32s var(--spx-ease), box-shadow 0.32s var(--spx-ease), border-color 0.32s var(--spx-ease);
}

.page-contact .pc-path:hover,
.page-contact .pc-path:focus-within {
  transform: translateY(-4px);
  border-color: var(--spx-lime);
  box-shadow: 0 18px 42px rgba(11, 30, 58, 0.14);
}

.page-contact .pc-path__num {
  position: absolute;
  top: 0;
  right: 0;
  margin: 0;
  padding: 6px 13px;
  font-family: var(--spx-font-data);
  font-size: 12px;
  letter-spacing: 0.12em;
  background: var(--spx-deep);
  color: var(--spx-lime);
}

.page-contact .pc-path__icon {
  display: block;
  margin-bottom: 14px;
  color: var(--spx-orange);
}

.page-contact .pc-path h3 {
  margin: 0 0 10px;
  font-size: 19px;
  letter-spacing: -0.01em;
}

.page-contact .pc-path__who {
  margin: 0 0 12px;
  font-size: 13px;
  line-height: 1.65;
  letter-spacing: 0.01em;
  color: #6b7891;
}

.page-contact .pc-path__gain {
  margin: 0 0 16px;
  font-size: 15px;
  line-height: 1.74;
  color: #33405a;
}

.page-contact .pc-path__ask {
  margin: 0;
  padding-top: 14px;
  border-top: 1px dashed rgba(11, 30, 58, 0.16);
  font-size: 14px;
  line-height: 1.72;
  color: #5a6880;
}

.page-contact .pc-path__ask strong {
  display: block;
  margin-bottom: 4px;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--spx-orange);
}

@media (min-width: 760px) {
  .page-contact .pc-paths {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(24px, 3vw, 40px);
  }

  .page-contact .pc-path:nth-child(even) {
    margin-top: 30px;
  }
}

/* ---------- 02 需求登记 ---------- */
.page-contact .pc-duo {
  display: grid;
  gap: clamp(24px, 3.5vw, 44px);
}

@media (min-width: 960px) {
  .page-contact .pc-duo {
    grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
    align-items: start;
  }
}

.page-contact .pc-map {
  position: relative;
  min-height: clamp(360px, 46vw, 540px);
  overflow: hidden;
  background: var(--spx-teal);
  border: 1px solid rgba(199, 206, 216, 0.2);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 28px), calc(100% - 28px) 100%, 0 100%);
}

.page-contact .pc-map::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(199, 206, 216, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(199, 206, 216, 0.14) 1px, transparent 1px);
  background-size: 56px 56px;
}

.page-contact .pc-map__media {
  position: absolute;
  inset: 0;
}

.page-contact .pc-map__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.36;
}

.page-contact .pc-map__pins {
  position: absolute;
  inset: 0;
  z-index: 2;
}

.page-contact .pc-pin {
  position: absolute;
  width: 14px;
  height: 14px;
  transform: translate(-50%, -50%);
  outline: none;
}

.page-contact .pc-pin--1 { left: 32%; top: 44%; }
.page-contact .pc-pin--2 { left: 50%; top: 60%; }
.page-contact .pc-pin--3 { left: 56%; top: 30%; }
.page-contact .pc-pin--4 { left: 28%; top: 72%; }
.page-contact .pc-pin--5 { left: 62%; top: 78%; }

.page-contact .pc-pin__dot {
  display: block;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--spx-orange);
  box-shadow: 0 0 0 6px rgba(255, 90, 31, 0.18);
  transition: background 0.24s var(--spx-ease), box-shadow 0.24s var(--spx-ease);
}

.page-contact .pc-pin:hover .pc-pin__dot,
.page-contact .pc-pin:focus .pc-pin__dot,
.page-contact .pc-pin:focus-visible .pc-pin__dot {
  background: var(--spx-lime);
  box-shadow: 0 0 0 9px rgba(69, 240, 140, 0.22);
}

.page-contact .pc-pin__text {
  position: absolute;
  left: 24px;
  top: 50%;
  padding: 4px 9px;
  border-left: 2px solid var(--spx-lime);
  background: rgba(7, 12, 20, 0.88);
  color: var(--spx-lime);
  font-family: var(--spx-font-data);
  font-size: 12px;
  letter-spacing: 0.04em;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-50%) translateX(-6px);
  transition: opacity 0.24s var(--spx-ease), transform 0.24s var(--spx-ease);
}

.page-contact .pc-pin:hover .pc-pin__text,
.page-contact .pc-pin:focus .pc-pin__text,
.page-contact .pc-pin:focus-visible .pc-pin__text {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

.page-contact .pc-map__foot {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 3;
  padding: 26px 22px 26px;
  background: linear-gradient(to top, rgba(7, 12, 20, 0.94), rgba(7, 12, 20, 0.55) 62%, transparent);
}

.page-contact .pc-map__foot h3 {
  margin: 0;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: #fff;
}

.page-contact .pc-map__foot p {
  margin: 7px 0 0;
  font-size: 13px;
  line-height: 1.65;
  color: rgba(199, 206, 216, 0.94);
}

/* 表单 */
.page-contact .pc-form {
  padding: clamp(22px, 3vw, 36px);
  background: #fff;
  border-top: 3px solid var(--spx-orange);
  box-shadow: 0 24px 60px rgba(7, 12, 20, 0.3);
}

.page-contact .pc-form h3 {
  margin: 0;
  font-size: 20px;
  letter-spacing: -0.01em;
  color: var(--spx-deep);
}

.page-contact .pc-form__note {
  margin: 9px 0 22px;
  font-size: 13px;
  line-height: 1.7;
  color: #6b7891;
}

.page-contact .pc-form__grid {
  display: grid;
  gap: 16px;
}

.page-contact .pc-field {
  display: grid;
  gap: 7px;
}

.page-contact .pc-field > span {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: #5a6880;
}

.page-contact .pc-field input,
.page-contact .pc-field select,
.page-contact .pc-field textarea {
  width: 100%;
  padding: 12px 14px;
  font: inherit;
  font-size: 15px;
  color: var(--spx-deep);
  background: var(--spx-mist);
  border: 1px solid rgba(11, 30, 58, 0.16);
  border-radius: 0;
  transition: border-color 0.24s var(--spx-ease), background 0.24s var(--spx-ease), box-shadow 0.24s var(--spx-ease);
}

.page-contact .pc-field textarea {
  min-height: 112px;
  resize: vertical;
}

.page-contact .pc-field input::placeholder,
.page-contact .pc-field textarea::placeholder {
  color: #98a3b5;
}

.page-contact .pc-field input:focus,
.page-contact .pc-field select:focus,
.page-contact .pc-field textarea:focus {
  outline: none;
  background: #fff;
  border-color: var(--spx-lime);
  box-shadow: 0 0 0 2px var(--spx-lime);
}

.page-contact .pc-form__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px dashed rgba(11, 30, 58, 0.18);
}

.page-contact .pc-form__foot p {
  margin: 0;
  font-size: 13px;
  line-height: 1.7;
  color: #5a6880;
}

@media (min-width: 620px) {
  .page-contact .pc-form__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .pc-field--full {
    grid-column: 1 / -1;
  }
}

/* ---------- 03 咨询通道 ---------- */
.page-contact .pc-channels {
  display: grid;
  gap: clamp(16px, 2.4vw, 26px);
}

.page-contact .pc-channel {
  padding: 26px 24px 28px;
  color: #fff;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 20px), calc(100% - 20px) 100%, 0 100%);
}

.page-contact .pc-channel--teal { background: var(--spx-teal); }
.page-contact .pc-channel--indigo { background: var(--spx-indigo); }
.page-contact .pc-channel--wine { background: var(--spx-wine); }

.page-contact .pc-channel__k {
  margin: 0 0 14px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: rgba(244, 247, 251, 0.72);
}

.page-contact .pc-contact {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.page-contact .pc-contact__value {
  font-family: var(--spx-font-data);
  font-size: clamp(14px, 1.6vw, 16px);
  line-height: 1.55;
  color: var(--spx-lime);
  word-break: break-word;
}

.page-contact .pc-channel--wine .pc-contact__value {
  font-family: var(--spx-font-head);
  font-size: 15px;
  line-height: 1.7;
  color: #fff;
}

.page-contact .pc-copy {
  flex: none;
  padding: 5px 11px;
  font: inherit;
  font-size: 12px;
  letter-spacing: 0.08em;
  cursor: pointer;
  color: var(--spx-deep);
  background: var(--spx-lime);
  border: 1px solid var(--spx-lime);
  border-radius: 0;
  transition: background 0.24s var(--spx-ease), color 0.24s var(--spx-ease);
}

.page-contact .pc-copy:hover {
  background: transparent;
  color: var(--spx-lime);
}

.page-contact .pc-copy:focus-visible {
  outline: 2px solid var(--spx-lime);
  outline-offset: 2px;
}

.page-contact .pc-channel__note {
  margin: 14px 0 0;
  font-size: 13px;
  line-height: 1.68;
  color: rgba(244, 247, 251, 0.8);
}

@media (min-width: 860px) {
  .page-contact .pc-channels {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-contact .pc-channel:nth-child(2) {
    margin-top: 22px;
  }
}

/* ---------- 04 材料准备 ---------- */
.page-contact .pc-materials__grid {
  display: grid;
  gap: clamp(28px, 4vw, 64px);
}

.page-contact .pc-materials__aside h2 {
  margin: 0;
  font-size: clamp(24px, 3.4vw, 38px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.02em;
  color: var(--spx-deep);
}

.page-contact .pc-materials__aside p:not(.pc-head__num) {
  margin: 16px 0 0;
  max-width: 42ch;
  font-size: 15px;
  line-height: 1.78;
  color: #46536b;
}

.page-contact .pc-mats {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-mats li {
  display: grid;
  gap: 7px;
  padding: 18px 20px;
  background: #fff;
  border-left: 3px solid var(--spx-orange);
  transition: border-color 0.24s var(--spx-ease), transform 0.24s var(--spx-ease);
}

.page-contact .pc-mats li:hover {
  border-left-color: var(--spx-lime);
  transform: translateX(4px);
}

.page-contact .pc-mats__n {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--spx-deep);
}

.page-contact .pc-mats li p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.74;
  color: #4b5872;
}

@media (min-width: 900px) {
  .page-contact .pc-materials__grid {
    grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
    align-items: start;
  }
}

/* ---------- 05 跟进节奏 ---------- */
.page-contact .pc-steps {
  display: grid;
  gap: clamp(18px, 2.6vw, 30px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-contact .pc-step {
  padding: 28px 24px 26px;
  background: var(--spx-mist);
  border-top: 3px solid var(--spx-deep);
  transition: border-color 0.28s var(--spx-ease), transform 0.28s var(--spx-ease);
}

.page-contact .pc-step:hover {
  border-top-color: var(--spx-orange);
  transform: translateY(-4px);
}

.page-contact .pc-step__k {
  margin: 0 0 12px;
  font-family: var(--spx-font-data);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--spx-orange);
}

.page-contact .pc-step h3 {
  margin: 0 0 10px;
  font-size: 18px;
  letter-spacing: -0.01em;
  color: var(--spx-deep);
}

.page-contact .pc-step p {
  margin: 0;
  font-size: 15px;
  line-height: 1.76;
  color: #46536b;
}

.page-contact .pc-step .pc-step__time {
  display: inline-block;
  margin: 16px 0 0;
  padding: 4px 10px;
  font-family: var(--spx-font-data);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--spx-deep);
  background: rgba(69, 240, 140, 0.26);
  border-bottom: 1px solid var(--spx-lime);
}

@media (min-width: 800px) {
  .page-contact .pc-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 06 合作方常问 ---------- */
.page-contact .pc-faq {
  display: grid;
  gap: 12px;
}

.page-contact .pc-faq details {
  background: #fff;
  border: 1px solid rgba(11, 30, 58, 0.12);
  border-left: 3px solid var(--spx-indigo);
  transition: border-color 0.24s var(--spx-ease);
}

.page-contact .pc-faq details[open] {
  border-left-color: var(--spx-orange);
}

.page-contact .pc-faq summary {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 16px 18px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--spx-deep);
  cursor: pointer;
  list-style: none;
}

.page-contact .pc-faq summary::-webkit-details-marker {
  display: none;
}

.page-contact .pc-faq summary::after {
  content: "+";
  margin-left: auto;
  font-family: var(--spx-font-data);
  font-size: 18px;
  line-height: 1.2;
  color: var(--spx-orange);
}

.page-contact .pc-faq details[open] summary::after {
  content: "–";
}

.page-contact .pc-faq summary:focus-visible {
  outline: 2px solid var(--spx-lime);
  outline-offset: -2px;
}

.page-contact .pc-faq__body {
  padding: 0 18px 20px;
}

.page-contact .pc-faq__body p {
  margin: 0;
  font-size: 15px;
  line-height: 1.8;
  color: #46536b;
}

@media (min-width: 900px) {
  .page-contact .pc-faq {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 22px;
    align-items: start;
  }
}

/* ---------- 收束 ---------- */
.page-contact .pc-close {
  position: relative;
  overflow: hidden;
  padding: clamp(54px, 7vw, 96px) 0;
  background: var(--spx-indigo);
  color: #fff;
}

.page-contact .pc-close::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--spx-orange) 0 25%, var(--spx-lime) 25% 50%, var(--spx-silver) 50% 75%, var(--spx-teal) 75% 100%);
}

.page-contact .pc-close h2 {
  max-width: 24ch;
  margin: 0;
  font-size: clamp(24px, 3.4vw, 40px);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.page-contact .pc-close p {
  max-width: 56ch;
  margin: 18px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(244, 247, 251, 0.86);
}

.page-contact .pc-close__links {
  display: grid;
  gap: 10px;
  margin-top: 30px;
}

.page-contact .pc-close__links a {
  display: block;
  padding: 16px 18px;
  font-size: 15px;
  color: #fff;
  text-decoration: none;
  border: 1px solid rgba(244, 247, 251, 0.3);
  transition: border-color 0.24s var(--spx-ease), background 0.24s var(--spx-ease), transform 0.24s var(--spx-ease);
}

.page-contact .pc-close__links a:hover,
.page-contact .pc-close__links a:focus-visible {
  border-color: var(--spx-lime);
  background: rgba(69, 240, 140, 0.12);
  transform: translateY(-4px);
}

@media (min-width: 760px) {
  .page-contact .pc-close__links {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
  }
}

/* ---------- 动效降级 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .pc-path,
  .page-contact .pc-mats li,
  .page-contact .pc-step,
  .page-contact .pc-close__links a,
  .page-contact .pc-pin__dot,
  .page-contact .pc-pin__text,
  .page-contact .pc-copy,
  .page-contact .pc-field input,
  .page-contact .pc-field select,
  .page-contact .pc-field textarea {
    transition: none;
  }
}