/* ========== 看台留言 · page-contact ========== */
.page-contact {
  --ct-ink: #0A1A2B;
  --ct-ink-2: #12293F;
  --ct-turf: #1E7A50;
  --ct-turf-deep: #14563A;
  --ct-cyan: #2ED3C6;
  --ct-signal: #FF6A2B;
  --ct-signal-soft: #FFB37A;
  --ct-paper: #F4F1EA;
  --ct-chalk: #E8EEF4;
  --ct-carbon: #0A0F16;
  --ct-grey: #8B9AA8;
  --ct-line: rgba(232, 238, 244, 0.12);
  --ct-line-2: rgba(232, 238, 244, 0.28);
  --ct-glass: rgba(18, 41, 63, 0.55);
  --ct-glass-brd: rgba(232, 238, 244, 0.18);
  background: var(--ct-ink);
  color: var(--ct-chalk);
  overflow-x: clip;
}

.page-contact .ct-hero,
.page-contact .ct-channels,
.page-contact .ct-compose,
.page-contact .ct-cadence,
.page-contact .ct-partner {
  font-family: var(--font-body);
}

/* ---------- 首屏 ---------- */
.page-contact .ct-hero {
  position: relative;
  padding: clamp(112px, 15vw, 184px) 0 clamp(48px, 6vw, 72px);
  background:
    radial-gradient(120% 88% at 92% 0%, rgba(46, 211, 198, 0.12), transparent 58%),
    radial-gradient(96% 96% at 0% 108%, rgba(30, 122, 80, 0.20), transparent 62%),
    var(--ct-ink);
}

.page-contact .ct-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 6vw, 64px);
  align-items: end;
  margin-top: clamp(28px, 4vw, 48px);
}

.page-contact .ct-hero__text {
  min-width: 0;
}

.page-contact .ct-hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(46px, 12vw, 108px);
  line-height: 0.92;
  letter-spacing: 0.01em;
  margin: 18px 0 0;
  color: var(--ct-chalk);
}

.page-contact .ct-hero__lede {
  margin: clamp(20px, 3vw, 30px) 0 0;
  max-width: 54ch;
  font-size: clamp(16px, 1.12vw, 18px);
  line-height: 1.8;
  color: rgba(232, 238, 244, 0.82);
}

.page-contact .ct-hero__media {
  margin: 0;
  align-self: end;
  border: 1px solid var(--ct-line);
  border-radius: 4px;
}

/* ---------- 通用小节头 ---------- */
.page-contact .ct-head {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  column-gap: clamp(16px, 3vw, 40px);
  row-gap: 8px;
  margin-bottom: clamp(36px, 5vw, 64px);
}

.page-contact .ct-head__body {
  min-width: 0;
}

.page-contact .ct-head__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 4.2vw, 56px);
  line-height: 1.06;
  letter-spacing: 0.02em;
  margin: 0;
  color: var(--ct-chalk);
}

.page-contact .ct-head__lede {
  margin: 12px 0 0;
  font-size: 16px;
  line-height: 1.75;
  color: var(--ct-grey);
  max-width: 52ch;
}

/* ---------- 三个入口 ---------- */
.page-contact .ct-channels {
  position: relative;
  padding: clamp(72px, 10vw, 140px) 0 clamp(64px, 8vw, 110px);
  background: var(--ct-ink);
  border-top: 1px solid var(--ct-line);
}

.page-contact .ct-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-contact .ct-card {
  position: relative;
  padding: clamp(24px, 3vw, 36px);
  border: 1px solid var(--ct-glass-brd);
  border-radius: 4px;
  background: var(--ct-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: border-color 0.32s var(--ease-out), transform 0.32s var(--ease-out);
}

.page-contact .ct-card:hover {
  border-color: rgba(46, 211, 198, 0.42);
  transform: translateY(-4px);
}

.page-contact .ct-card--phone {
  border-color: rgba(255, 106, 43, 0.36);
}

.page-contact .ct-card--phone::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 4px;
  border: 1px solid rgba(255, 106, 43, 0.5);
  opacity: 0;
  animation: ctPulse 2.4s var(--ease-out) infinite;
  pointer-events: none;
}

.page-contact .ct-card__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  color: var(--ct-cyan);
  margin-bottom: 14px;
}

.page-contact .ct-card--phone .ct-card__tag {
  color: var(--ct-signal-soft);
}

.page-contact .ct-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.04em;
  margin: 0 0 10px;
  color: var(--ct-chalk);
}

.page-contact .ct-card__value {
  font-family: var(--font-mono);
  font-size: clamp(15px, 1.5vw, 18px);
  letter-spacing: 0.01em;
  color: var(--ct-signal-soft);
  margin: 0 0 16px;
  word-break: break-all;
}

.page-contact .ct-card--mail .ct-card__value {
  color: var(--ct-cyan);
}

.page-contact .ct-card--addr .ct-card__value {
  color: var(--ct-chalk);
}

.page-contact .ct-card__value--sm {
  font-size: clamp(14px, 1.3vw, 16px);
}

.page-contact .ct-card__body {
  margin: 0;
  font-size: 15px;
  line-height: 1.78;
  color: rgba(232, 238, 244, 0.74);
}

.page-contact .ct-card__foot {
  margin: 18px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--ct-line);
  font-size: 13px;
  letter-spacing: 0.04em;
  color: var(--ct-grey);
}

/* ---------- 表单 + 来意 ---------- */
.page-contact .ct-compose {
  padding: clamp(64px, 8vw, 120px) 0;
  background:
    linear-gradient(180deg, var(--ct-ink) 0%, #08131F 100%);
  border-top: 1px solid var(--ct-line);
}

.page-contact .ct-compose__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 56px);
}

/* 表单面板：实色深蓝，与玻璃卡形成材质对比 */
.page-contact .ct-form-panel {
  padding: clamp(24px, 3.6vw, 46px);
  border-radius: 4px;
  background: var(--ct-ink-2);
  border: 1px solid var(--ct-line);
  min-width: 0;
}

.page-contact .ct-form-panel__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 3.4vw, 42px);
  line-height: 1.08;
  letter-spacing: 0.02em;
  margin: 12px 0 0;
  color: var(--ct-chalk);
}

.page-contact .ct-form-panel__note {
  margin: 14px 0 0;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ct-grey);
}

.page-contact .ct-req {
  color: var(--ct-signal);
}

.page-contact .ct-fields {
  margin-top: clamp(24px, 3vw, 36px);
  display: grid;
  gap: 22px;
}

.page-contact .ct-field-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 22px;
}

.page-contact .ct-field {
  min-width: 0;
}

.page-contact .ct-field__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ct-grey);
  margin-bottom: 10px;
}

.page-contact .ct-input,
.page-contact .ct-textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ct-chalk);
  background: rgba(10, 26, 43, 0.72);
  border: 1px solid var(--ct-line-2);
  border-radius: 4px;
  transition: border-color 0.24s var(--ease-out), box-shadow 0.24s var(--ease-out), background 0.24s var(--ease-out);
}

.page-contact .ct-textarea {
  resize: vertical;
  min-height: 110px;
}

.page-contact .ct-input::placeholder,
.page-contact .ct-textarea::placeholder {
  color: rgba(139, 154, 168, 0.9);
}

.page-contact .ct-input:focus,
.page-contact .ct-textarea:focus {
  outline: none;
  border-color: var(--ct-cyan);
  background: rgba(10, 26, 43, 0.92);
  box-shadow: 0 0 0 3px rgba(46, 211, 198, 0.18);
}

.page-contact .ct-hint {
  margin: 8px 0 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--ct-grey);
}

/* 来意 chips */
.page-contact .ct-intent-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.page-contact .ct-chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 10px 18px;
  border: 1px solid var(--ct-line-2);
  border-radius: 4px;
  font-size: 14px;
  letter-spacing: 0.04em;
  color: rgba(232, 238, 244, 0.8);
  cursor: pointer;
  transition: border-color 0.24s var(--ease-out), background 0.24s var(--ease-out), color 0.24s var(--ease-out);
}

.page-contact .ct-chip input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
  margin: 0;
  pointer-events: none;
}

.page-contact .ct-chip:hover {
  border-color: rgba(46, 211, 198, 0.5);
}

.page-contact .ct-chip:has(input:checked) {
  border-color: var(--ct-signal);
  background: rgba(255, 106, 43, 0.14);
  color: var(--ct-signal-soft);
}

.page-contact .ct-chip input:focus-visible + span {
  outline: 2px solid var(--ct-cyan);
  outline-offset: 4px;
}

.page-contact .ct-submit {
  justify-self: start;
  margin-top: 4px;
  padding: 15px 40px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.08em;
  color: #2A0E02;
  background: var(--ct-signal);
  border: 0;
  border-radius: 4px;
  cursor: pointer;
  transition: box-shadow 0.3s var(--ease-out), transform 0.3s var(--ease-out), background 0.3s var(--ease-out);
}

.page-contact .ct-submit:hover {
  background: var(--ct-signal-soft);
  box-shadow: 0 0 0 6px rgba(255, 106, 43, 0.18), 0 0 26px rgba(255, 106, 43, 0.45);
  transform: translateY(-2px);
}

.page-contact .ct-submit:focus-visible {
  outline: 2px solid var(--ct-cyan);
  outline-offset: 3px;
}

/* 右侧来意列表 */
.page-contact .ct-aside {
  min-width: 0;
  padding-top: clamp(8px, 1vw, 16px);
}

.page-contact .ct-aside__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3vw, 36px);
  line-height: 1.1;
  letter-spacing: 0.02em;
  margin: 12px 0 clamp(20px, 3vw, 32px);
  color: var(--ct-chalk);
}

.page-contact .ct-intents {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--ct-line);
}

.page-contact .ct-intent {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(14px, 2vw, 22px);
  padding: 22px 0;
  border-bottom: 1px solid var(--ct-line);
}

.page-contact .ct-intent__num {
  font-family: var(--font-mono);
  font-size: 15px;
  line-height: 1.6;
  color: var(--ct-turf);
  letter-spacing: 0.02em;
}

.page-contact .ct-intent__body {
  min-width: 0;
}

.page-contact .ct-intent__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.05em;
  margin: 0;
  color: var(--ct-chalk);
  display: inline-block;
}

.page-contact .ct-intent__tag {
  display: inline-block;
  margin-left: 10px;
  padding: 2px 9px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: #06231A;
  background: var(--ct-turf);
  border-radius: 3px;
  vertical-align: 3px;
}

.page-contact .ct-intent__body p {
  margin: 10px 0 0;
  font-size: 14.5px;
  line-height: 1.78;
  color: rgba(232, 238, 244, 0.72);
}

/* ---------- 回复节奏 ---------- */
.page-contact .ct-cadence {
  padding: clamp(64px, 9vw, 140px) 0;
  background: var(--ct-turf-deep);
  background-image:
    radial-gradient(120% 100% at 100% 0%, rgba(46, 211, 198, 0.16), transparent 62%),
    linear-gradient(180deg, #0F4A31 0%, #0A2E20 100%);
  border-top: 1px solid rgba(232, 238, 244, 0.14);
}

.page-contact .ct-cadence__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(32px, 5vw, 60px);
  align-items: center;
}

.page-contact .ct-cadence__media {
  margin: 0;
  border-radius: 4px;
  border: 1px solid rgba(232, 238, 244, 0.2);
}

.page-contact .ct-cadence__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 4vw, 52px);
  line-height: 1.06;
  letter-spacing: 0.02em;
  margin: 14px 0 0;
  color: var(--ct-paper);
}

.page-contact .ct-cadence__lede {
  margin: 16px 0 0;
  font-size: 16px;
  line-height: 1.8;
  color: rgba(244, 241, 234, 0.82);
  max-width: 56ch;
}

.page-contact .ct-figures {
  margin: clamp(26px, 3.5vw, 40px) 0 0;
  display: grid;
  gap: 0;
  border-top: 1px solid rgba(244, 241, 234, 0.22);
}

.page-contact .ct-figure {
  padding: 20px 0;
  border-bottom: 1px solid rgba(244, 241, 234, 0.22);
}

.page-contact .ct-figure__label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(244, 241, 234, 0.66);
}

.page-contact .ct-figure__value {
  margin: 8px 0 0;
  font-family: var(--font-mono);
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.1;
  color: var(--ct-paper);
}

.page-contact .ct-figure__unit {
  font-size: 15px;
  letter-spacing: 0.06em;
  color: rgba(244, 241, 234, 0.72);
}

.page-contact .ct-figure__note {
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.72;
  color: rgba(244, 241, 234, 0.7);
}

/* ---------- 合作洽谈 ---------- */
.page-contact .ct-partner {
  padding: clamp(64px, 9vw, 140px) 0 clamp(56px, 7vw, 100px);
  background: var(--ct-ink);
  border-top: 1px solid var(--ct-line);
}

.page-contact .ct-head--partner {
  margin-bottom: clamp(32px, 4.5vw, 56px);
}

.page-contact .ct-partner__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.page-contact .ct-partner__col {
  padding: clamp(24px, 3vw, 40px);
  border: 1px solid var(--ct-line);
  border-radius: 4px;
  background: rgba(18, 41, 63, 0.42);
}

.page-contact .ct-partner__col--paper {
  background: var(--ct-paper);
  border-color: rgba(10, 15, 22, 0.14);
}

.page-contact .ct-partner__sub {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.05em;
  margin: 0 0 18px;
  color: var(--ct-cyan);
}

.page-contact .ct-partner__sub--dark {
  color: #14563A;
}

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

.page-contact .ct-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  line-height: 1.76;
  color: rgba(232, 238, 244, 0.8);
}

.page-contact .ct-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 10px;
  height: 1px;
  background: var(--ct-cyan);
}

.page-contact .ct-list--dark li {
  color: #1A2430;
}

.page-contact .ct-list--dark li::before {
  background: var(--ct-turf);
}

.page-contact .ct-partner__cta {
  margin: 24px 0 0;
  padding-top: 20px;
  border-top: 1px solid rgba(10, 15, 22, 0.14);
  font-size: 14.5px;
  line-height: 1.8;
  color: #3B4652;
}

.page-contact .ct-strong {
  font-family: var(--font-mono);
  color: #0A0F16;
  word-break: break-all;
}

.page-contact .ct-inline-link {
  color: #14563A;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

.page-contact .ct-inline-link:hover {
  color: var(--ct-signal);
}

.page-contact .ct-fineprint {
  margin: clamp(32px, 4vw, 48px) 0 0;
  padding-top: 22px;
  border-top: 1px solid var(--ct-line);
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ct-grey);
  max-width: 78ch;
}

.page-contact .ct-partner .ct-fineprint .ct-inline-link {
  color: var(--ct-cyan);
}

.page-contact .ct-partner .ct-fineprint .ct-inline-link:hover {
  color: var(--ct-signal-soft);
}

/* ---------- 脉冲 ---------- */
@keyframes ctPulse {
  0%   { opacity: 0; }
  35%  { opacity: 0.9; }
  100% { opacity: 0; }
}

/* ---------- 响应式 ---------- */
@media (min-width: 600px) {
  .page-contact .ct-field-row {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 760px) {
  .page-contact .ct-cards {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: start;
    padding-bottom: 64px;
  }
  .page-contact .ct-card--phone {
    transform: translateY(30px);
  }
  .page-contact .ct-card--addr {
    transform: translateY(60px);
  }
  .page-contact .ct-card--phone:hover {
    transform: translateY(26px);
  }
  .page-contact .ct-card--addr:hover {
    transform: translateY(56px);
  }
  .page-contact .ct-partner__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 900px) {
  .page-contact .ct-hero__grid {
    grid-template-columns: minmax(0, 1.18fr) minmax(0, 0.82fr);
    gap: clamp(36px, 5vw, 80px);
  }
  .page-contact .ct-compose__grid {
    grid-template-columns: minmax(0, 1.42fr) minmax(0, 0.9fr);
    gap: clamp(32px, 4vw, 64px);
  }
  .page-contact .ct-cadence__grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-contact .ct-card--phone::after {
    animation: none;
    opacity: 0;
  }
  .page-contact .ct-card,
  .page-contact .ct-submit,
  .page-contact .ct-input,
  .page-contact .ct-textarea {
    transition: none;
  }
  .page-contact .ct-card:hover,
  .page-contact .ct-card--phone:hover,
  .page-contact .ct-card--addr:hover,
  .page-contact .ct-submit:hover {
    transform: none;
  }
}