.page-contact {
  --pc-gap: clamp(1.1rem, 3vw, 2rem);
  --pc-pad: clamp(1.15rem, 3vw, 2rem);
  --pc-ink-soft: rgba(242, 244, 247, 0.78);
  --pc-line-soft: rgba(199, 205, 214, 0.22);
  background: var(--silver-050);
  color: var(--ink-900);
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-contact .c-hero {
  position: relative;
  overflow: hidden;
  background: var(--ink-900);
  color: var(--white);
  padding: clamp(1.6rem, 5vw, 2.6rem) 0 clamp(2.2rem, 6vw, 4rem);
}

.page-contact .c-hero::before {
  content: "";
  position: absolute;
  top: -40%;
  right: -10%;
  width: min(560px, 64%);
  height: 180%;
  background: var(--ink-700);
  transform: rotate(18deg);
  pointer-events: none;
}

.page-contact .c-hero::after {
  content: "";
  position: absolute;
  top: -40%;
  right: -14%;
  width: 3px;
  height: 180%;
  background: var(--orange-500);
  transform: rotate(18deg);
  pointer-events: none;
}

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

.page-contact .c-hero__crumbs .crumbs__link {
  color: rgba(199, 205, 214, 0.82);
}

.page-contact .c-hero__crumbs .crumbs__link[aria-current="page"] {
  color: var(--cyan-400);
}

.page-contact .c-hero .eyebrow {
  color: var(--orange-500);
}

.page-contact .c-hero__copy {
  max-width: 46rem;
}

.page-contact .c-hero__title {
  margin: 0.6rem 0 1rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.9rem, 6.4vw, 3.7rem);
  line-height: 0.99;
  letter-spacing: -0.012em;
  color: var(--white);
  overflow-wrap: anywhere;
}

.page-contact .c-hero__title em {
  font-style: normal;
  color: var(--orange-500);
}

.page-contact .c-hero .lede,
.page-contact .c-hero__lede {
  max-width: 36em;
  font-size: clamp(0.98rem, 2.1vw, 1.08rem);
  line-height: 1.85;
  color: var(--pc-ink-soft);
}

.page-contact .c-hero__points {
  list-style: none;
  margin: 1.35rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.4rem;
}

.page-contact .c-hero__points li {
  position: relative;
  padding-left: 1.05rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: var(--silver-300);
}

.page-contact .c-hero__points li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 0.55rem;
  height: 1px;
  background: var(--orange-500);
}

.page-contact .c-hero__cta {
  margin-top: 1.6rem;
}

/* ---------- 主舞台：表单 + 联络侧栏 ---------- */
.page-contact .c-stage {
  padding: clamp(1.8rem, 5vw, 3.2rem) 0 clamp(2rem, 5vw, 3.4rem);
}

.page-contact .c-stage__grid {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .c-form {
  background: var(--white);
  border: var(--line);
  border-radius: var(--r);
  box-shadow: var(--shadow-1);
  padding: var(--pc-pad);
}

.page-contact .c-form__head {
  padding-bottom: 1.1rem;
}

.page-contact .c-form__title {
  margin: 0.35rem 0 0.55rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.28rem, 3.6vw, 1.72rem);
  line-height: 1.15;
  letter-spacing: -0.005em;
}

.page-contact .c-form__intro {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.8;
  color: var(--gray-600);
}

.page-contact .c-group {
  border-top: var(--line);
  border-left: 2px solid transparent;
  padding: 1.15rem 0 0 0.75rem;
  margin-top: 1.35rem;
  transition: border-color var(--t), background-color var(--t);
}

.page-contact .c-group:first-of-type {
  border-top: 0;
  margin-top: 0;
  padding-top: 0;
}

.page-contact .c-group:focus-within {
  border-left-color: var(--cyan-400);
  background: linear-gradient(90deg, rgba(18, 200, 200, 0.07), rgba(18, 200, 200, 0) 62%);
}

.page-contact .c-group__head {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-bottom: 0.9rem;
}

.page-contact .c-group__idx {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--orange-500);
}

.page-contact .c-group__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
}

.page-contact .c-group__hint {
  font-size: 0.76rem;
  color: var(--gray-600);
}

.page-contact .c-fields {
  display: grid;
  gap: 0.7rem;
}

.page-contact .c-fields + .c-fields {
  margin-top: 0.7rem;
}

.page-contact .c-field {
  display: block;
  position: relative;
  background: var(--silver-050);
  border: var(--line);
  border-radius: var(--r);
  padding: 0.5rem 0.72rem 0.55rem;
  transition: border-color var(--t), background-color var(--t), box-shadow var(--t);
}

.page-contact .c-field:focus-within {
  border-color: var(--cyan-400);
  background: var(--white);
  box-shadow: 0 0 0 2px rgba(18, 200, 200, 0.16);
}

.page-contact .c-field__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.69rem;
  letter-spacing: 0.08em;
  color: var(--gray-600);
  margin-bottom: 0.14rem;
}

.page-contact .c-field__input,
.page-contact .c-field__select,
.page-contact .c-field__area {
  display: block;
  width: 100%;
  max-width: 100%;
  border: 0;
  background: transparent;
  color: var(--ink-900);
  font-family: var(--font-body);
  font-size: 0.96rem;
  line-height: 1.55;
  padding: 0;
  outline: none;
}

.page-contact .c-field__area {
  resize: vertical;
  min-height: 4.2rem;
}

.page-contact .c-field__input::placeholder,
.page-contact .c-field__area::placeholder {
  color: #97a1ac;
}

.page-contact .c-field__select {
  appearance: none;
  -webkit-appearance: none;
  cursor: pointer;
  padding-right: 1.3rem;
}

.page-contact .c-field--sel::after {
  content: "";
  position: absolute;
  right: 0.85rem;
  top: 50%;
  width: 0.42rem;
  height: 0.42rem;
  border-right: 1.5px solid var(--gray-600);
  border-bottom: 1.5px solid var(--gray-600);
  transform: translateY(-60%) rotate(45deg);
  pointer-events: none;
}

.page-contact .c-radio {
  border: 0;
  margin: 0.85rem 0 0;
  padding: 0;
}

.page-contact .c-radio__legend {
  padding: 0;
  margin-bottom: 0.45rem;
}

.page-contact .c-radio__row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.page-contact .c-radio__opt {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border: var(--line);
  border-radius: var(--r);
  background: var(--silver-050);
  padding: 0.42rem 0.82rem;
  font-size: 0.9rem;
  cursor: pointer;
  transition: border-color var(--t), background-color var(--t);
}

.page-contact .c-radio__opt:hover {
  border-color: var(--cyan-400);
}

.page-contact .c-radio__opt:has(input:checked) {
  border-color: var(--orange-500);
  background: rgba(255, 90, 31, 0.07);
}

.page-contact .c-radio__opt input {
  accent-color: var(--orange-500);
  margin: 0;
}

.page-contact .c-radio__note {
  margin: 0.6rem 0 0;
  font-size: 0.77rem;
  line-height: 1.65;
  color: var(--gray-600);
}

.page-contact .c-form__tip {
  margin: 0.85rem 0 0;
  font-size: 0.77rem;
  line-height: 1.7;
  color: var(--gray-600);
}

.page-contact .c-textlink {
  color: var(--cyan-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-contact .c-textlink:hover {
  color: var(--ink-900);
}

.page-contact .c-submit {
  margin-top: 1.5rem;
  padding-top: 1.35rem;
  border-top: var(--line);
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.page-contact .c-submit .btn {
  align-self: flex-start;
}

.page-contact .c-submit__note {
  margin: 0;
  font-size: 0.79rem;
  line-height: 1.75;
  color: var(--gray-600);
}

/* ---------- 联络侧栏 ---------- */
.page-contact .c-side {
  display: grid;
  gap: 1rem;
  align-content: start;
}

.page-contact .c-side__figure {
  margin: 0;
}

.page-contact .c-side__figure .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

.page-contact .c-side__title {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.12rem, 3vw, 1.36rem);
}

.page-contact .c-cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.page-contact .c-card {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  background: var(--white);
  border: var(--line);
  border-radius: var(--r);
  padding: 0.85rem 0.92rem;
  box-shadow: var(--shadow-1);
  transition: transform var(--t), border-color var(--t), box-shadow var(--t);
}

.page-contact .c-card:hover {
  transform: translateY(-2px);
  border-color: var(--cyan-400);
  box-shadow: var(--shadow-2);
}

.page-contact .c-card__ico {
  flex: 0 0 auto;
  width: 2.35rem;
  height: 2.35rem;
  display: grid;
  place-items: center;
  border-radius: var(--r);
  background: var(--metal);
  border: 1px solid rgba(11, 28, 44, 0.08);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--ink-900);
}

.page-contact .c-card__body {
  display: block;
  min-width: 0;
}

.page-contact .c-card__key {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.67rem;
  letter-spacing: 0.09em;
  color: var(--gray-600);
}

.page-contact .c-card__val {
  display: block;
  margin: 0.12rem 0 0.18rem;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 600;
  line-height: 1.55;
  color: var(--ink-900);
  overflow-wrap: anywhere;
  word-break: break-word;
}

.page-contact .c-card__note {
  display: block;
  font-size: 0.76rem;
  line-height: 1.65;
  color: var(--gray-600);
}

/* ---------- 提交之后 ---------- */
.page-contact .c-flow {
  background: var(--ink-900);
  color: var(--silver-050);
  padding: clamp(2.2rem, 6vw, 3.6rem) 0;
}

.page-contact .c-flow .eyebrow {
  color: var(--orange-500);
}

.page-contact .c-flow__title {
  margin: 0.4rem 0 0.7rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(1.5rem, 4.4vw, 2.3rem);
  line-height: 1.06;
  color: var(--white);
}

.page-contact .c-flow__lede {
  margin: 0 0 clamp(1.6rem, 4vw, 2.4rem);
  max-width: 40em;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--pc-ink-soft);
}

.page-contact .c-flow__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.6rem;
}

.page-contact .c-flow__step {
  position: relative;
}

.page-contact .c-flow__num {
  display: inline-grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  border-radius: 50%;
  background: var(--ink-700);
  border: 1px solid rgba(18, 200, 200, 0.55);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--cyan-400);
  position: relative;
  z-index: 1;
  margin-bottom: 0.85rem;
}

.page-contact .c-flow__step-title {
  margin: 0 0 0.45rem;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.08rem;
  line-height: 1.32;
  color: var(--white);
}

.page-contact .c-flow__text {
  margin: 0;
  font-size: 0.89rem;
  line-height: 1.8;
  color: rgba(242, 244, 247, 0.7);
}

/* ---------- 车队与合作 ---------- */
.page-contact .c-fleet {
  padding: clamp(2.2rem, 6vw, 3.6rem) 0;
}

.page-contact .c-fleet__grid {
  display: grid;
  gap: var(--pc-gap);
}

.page-contact .c-fleet__title {
  margin: 0.4rem 0 0.7rem;
  font-size: clamp(1.4rem, 4.2vw, 2.05rem);
  line-height: 1.12;
}

.page-contact .c-fleet__lede {
  margin: 0;
  font-size: 0.94rem;
  line-height: 1.85;
  color: var(--gray-600);
}

.page-contact .c-check {
  list-style: none;
  margin: 1.1rem 0 1.4rem;
  padding: 0;
  display: grid;
  gap: 0.65rem;
}

.page-contact .c-check li {
  position: relative;
  padding-left: 1.15rem;
  font-size: 0.91rem;
  line-height: 1.78;
  color: var(--ink-700);
}

.page-contact .c-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 0.7rem;
  height: 2px;
  background: var(--orange-500);
}

.page-contact .c-check strong {
  font-weight: 600;
  color: var(--ink-900);
}

.page-contact .c-fleet__fig {
  margin: 0;
}

.page-contact .c-fleet__fig .media__img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* ---------- 常见疑问 ---------- */
.page-contact .c-faq {
  background: var(--white);
  border-top: var(--line);
  border-bottom: var(--line);
  padding: clamp(2rem, 5vw, 3.2rem) 0;
}

.page-contact .c-faq__title {
  margin: 0.4rem 0 1.2rem;
  font-size: clamp(1.4rem, 4.2vw, 2rem);
  line-height: 1.12;
}

.page-contact .c-faq__list {
  display: grid;
  gap: 0.55rem;
}

/* ---------- 延伸入口 ---------- */
.page-contact .c-next {
  padding: clamp(2rem, 5vw, 3rem) 0 clamp(2.6rem, 6vw, 4rem);
}

.page-contact .c-next__title {
  margin: 0;
  font-size: clamp(1.1rem, 3vw, 1.34rem);
}

.page-contact .c-next__list {
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.6rem;
}

.page-contact .c-next__link {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  background: var(--white);
  border: var(--line);
  border-left: 3px solid var(--silver-300);
  border-radius: var(--r);
  padding: 0.85rem 1rem;
  text-decoration: none;
  color: inherit;
  transition: border-color var(--t), transform var(--t), box-shadow var(--t);
}

.page-contact .c-next__link:hover,
.page-contact .c-next__link:focus-visible {
  border-left-color: var(--orange-500);
  transform: translateY(-2px);
  box-shadow: var(--shadow-2);
}

.page-contact .c-next__k {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1rem;
  color: var(--ink-900);
}

.page-contact .c-next__d {
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--gray-600);
}

/* ---------- 焦点反馈 ---------- */
.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 2px solid var(--cyan-400);
  outline-offset: 2px;
}

/* ---------- 响应式 ---------- */
@media (min-width: 560px) {
  .page-contact .c-fields--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-contact .c-fields--2 .c-field--full {
    grid-column: 1 / -1;
  }
}

@media (min-width: 800px) {
  .page-contact .c-flow__list {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    column-gap: clamp(1.5rem, 4vw, 2.8rem);
    position: relative;
    z-index: 0;
  }

  .page-contact .c-flow__list::before {
    content: "";
    position: absolute;
    left: 1.05rem;
    right: 1.05rem;
    top: 1.05rem;
    height: 1px;
    background: repeating-linear-gradient(90deg, var(--pc-line-soft) 0 5px, transparent 5px 13px);
    z-index: -1;
  }

  .page-contact .c-flow__step {
    z-index: 0;
  }
}

@media (min-width: 900px) {
  .page-contact .c-fleet__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: center;
    gap: clamp(1.5rem, 4vw, 3rem);
  }

  .page-contact .c-next__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.7rem;
  }
}

@media (min-width: 960px) {
  .page-contact .c-stage__grid {
    grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
    align-items: start;
    gap: clamp(1.5rem, 3vw, 2.5rem);
  }

  .page-contact .c-side {
    position: sticky;
    top: 1.5rem;
  }
}