/* ===== 意见反馈页 ===== */
.page-contact {
  --c-radius: 18px 6px 18px 6px;
  --c-radius-s: 12px 4px 12px 4px;
  --c-radius-t: 10px 3px 10px 3px;
  width: 100%;
  max-width: 1140px;
  margin-inline: auto;
  padding-inline: clamp(16px, 4vw, 40px);
  padding-block: clamp(20px, 3vw, 36px) clamp(52px, 8vw, 96px);
  color: var(--text);
  overflow-wrap: break-word;
}

.page-contact a:focus-visible,
.page-contact button:focus-visible {
  outline: 2px solid var(--lime);
  outline-offset: 2px;
}

/* ---------- 首屏 ---------- */
.page-contact .contact-hero {
  position: relative;
  isolation: isolate;
  display: grid;
  gap: clamp(20px, 4vw, 34px);
  padding-block: clamp(16px, 2.4vw, 30px) clamp(22px, 3vw, 34px);
  border-bottom: 1px dashed var(--ink-line);
}

.page-contact .contact-hero::before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -12%;
  right: -14%;
  width: min(420px, 68vw);
  aspect-ratio: 1;
  background: radial-gradient(circle, rgba(182, 255, 60, 0.14), transparent 68%);
  pointer-events: none;
}

@media (min-width: 880px) {
  .page-contact .contact-hero {
    grid-template-columns: minmax(0, 1.02fr) minmax(0, 0.98fr);
    align-items: center;
    gap: clamp(28px, 5vw, 64px);
  }
}

.page-contact .hero-kicker {
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--lime);
}

.page-contact .hero-copy h1 {
  margin: 0 0 16px;
  font-size: clamp(32px, 6.2vw, 56px);
  line-height: 0.98;
  font-weight: 900;
  letter-spacing: -0.02em;
}

.page-contact .hero-lede {
  margin: 0 0 22px;
  max-width: 48ch;
  font-size: 16px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.page-contact .hero-media {
  margin: 0;
}

.page-contact .hero-media img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  background: var(--ink-800);
  border: 1px solid var(--ink-line);
  border-radius: var(--c-radius);
}

.page-contact .hero-caption {
  margin: 10px 0 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ---------- 数据面板速览 ---------- */
.page-contact .quick-panel {
  display: grid;
  gap: 1px;
  margin-top: clamp(22px, 3vw, 32px);
  background: var(--ink-line);
  border: 1px solid var(--ink-line);
  border-radius: var(--c-radius-s);
  overflow: hidden;
}

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

.page-contact .quick-cell {
  min-width: 0;
  padding: 18px 20px;
  background: var(--ink-800);
  transition: background var(--dur) ease;
}

.page-contact .quick-cell:hover {
  background: var(--ink-850);
}

.page-contact .quick-label {
  margin: 0 0 8px;
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--muted);
}

.page-contact .quick-value {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(18px, 2.4vw, 22px);
  font-weight: 700;
  color: var(--lime);
  word-break: break-all;
}

.page-contact .quick-note {
  margin: 6px 0 0;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

.page-contact .quick-link {
  display: inline-block;
  margin-top: 8px;
  padding-bottom: 2px;
  font-size: 13px;
  color: var(--lime-soft);
  text-decoration: none;
  border-bottom: 1px solid var(--lime);
}

/* ---------- 左右分栏：渠道 + 表单 ---------- */
.page-contact .contact-split {
  display: grid;
  gap: clamp(22px, 4vw, 32px);
  margin-top: clamp(32px, 5vw, 56px);
}

@media (min-width: 900px) {
  .page-contact .contact-split {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
    gap: clamp(30px, 5vw, 56px);
    align-items: start;
  }
}

.page-contact .block-title {
  margin: 0 0 10px;
  font-size: clamp(22px, 3.2vw, 30px);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.page-contact .block-lede {
  margin: 0 0 20px;
  max-width: 46ch;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}

/* 渠道块 */
.page-contact .channel {
  position: relative;
  margin-bottom: 14px;
  padding: 20px 20px 20px 62px;
  border: 1px solid var(--ink-line);
  border-radius: var(--c-radius);
  background: linear-gradient(160deg, rgba(18, 32, 58, 0.92), rgba(10, 20, 40, 0.92));
  transition: border-color var(--dur) ease, transform var(--dur) ease;
}

.page-contact .channel:hover {
  border-color: var(--lime);
  transform: translateX(3px);
}

.page-contact .channel:last-child {
  margin-bottom: 0;
}

.page-contact .channel-num {
  position: absolute;
  top: 22px;
  left: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--lime);
}

.page-contact .channel-title {
  margin: 0 0 6px;
  font-size: 16px;
  font-weight: 700;
}

.page-contact .contact-value {
  display: block;
  margin: 0 0 10px;
  font-family: var(--font-mono);
  font-size: clamp(16px, 2.4vw, 21px);
  font-weight: 700;
  line-height: 1.35;
  color: var(--lime);
  word-break: break-all;
}

.page-contact .channel-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* 表单 */
.page-contact .feedback {
  padding: clamp(20px, 3vw, 30px);
  border: 1px solid var(--ink-line);
  border-radius: var(--c-radius);
  background: linear-gradient(165deg, rgba(18, 32, 58, 0.94), rgba(10, 20, 40, 0.94));
}

.page-contact .field {
  margin-bottom: 16px;
}

.page-contact .field label {
  display: block;
  margin-bottom: 8px;
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--muted);
}

.page-contact .field input,
.page-contact .field select,
.page-contact .field textarea {
  display: block;
  box-sizing: border-box;
  width: 100%;
  padding: 12px 14px;
  font-family: inherit;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
  background: var(--ink-900);
  border: 1px solid var(--ink-line);
  border-radius: var(--c-radius-t);
  transition: border-color var(--dur) ease, box-shadow var(--dur) ease;
}

.page-contact .field select option {
  background: var(--ink-900);
  color: var(--text);
}

.page-contact .field textarea {
  min-height: 132px;
  resize: vertical;
}

.page-contact .field input::placeholder,
.page-contact .field textarea::placeholder {
  color: rgba(143, 163, 191, 0.72);
}

.page-contact .field input:focus-visible,
.page-contact .field select:focus-visible,
.page-contact .field textarea:focus-visible {
  outline: none;
  border-color: var(--lime);
  box-shadow: 0 0 0 3px rgba(182, 255, 60, 0.16);
}

.page-contact .form-submit {
  width: 100%;
  margin-top: 4px;
  padding-block: 14px;
  font-size: 16px;
}

.page-contact .form-success {
  margin: 16px 0 0;
  padding: 14px 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
  background: rgba(182, 255, 60, 0.05);
  border: 1px dashed var(--ink-line);
  border-left: 3px solid var(--lime);
  border-radius: 8px;
}

/* ---------- 三件事 ---------- */
.page-contact .details {
  margin-top: clamp(44px, 7vw, 80px);
}

.page-contact .detail-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 18px;
}

@media (min-width: 760px) {
  .page-contact .detail-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }
}

.page-contact .detail-steps li {
  padding-top: 18px;
  border-top: 2px solid var(--lime);
}

.page-contact .step-num {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--lime);
}

.page-contact .step-title {
  margin: 8px 0 6px;
  font-size: 17px;
  font-weight: 700;
}

.page-contact .step-text {
  margin: 0;
  font-size: 14px;
  line-height: 1.8;
  color: var(--muted);
}

/* ---------- 响应与跟进 ---------- */
.page-contact .followup {
  display: grid;
  gap: clamp(22px, 4vw, 30px);
  align-items: center;
  margin-top: clamp(44px, 7vw, 80px);
}

@media (min-width: 900px) {
  .page-contact .followup {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: clamp(30px, 5vw, 56px);
  }
}

.page-contact .followup-text {
  margin: 0 0 14px;
  max-width: 50ch;
  font-size: 15px;
  line-height: 1.85;
  color: var(--muted);
}

.page-contact .followup-text:last-child {
  margin-bottom: 0;
}

.page-contact .followup-figure {
  margin: 0;
}

.page-contact .followup-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 2 / 1;
  object-fit: cover;
  background: var(--ink-800);
  border: 1px solid var(--ink-line);
  border-radius: var(--c-radius);
}

.page-contact .followup-figure figcaption {
  margin-top: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

/* ---------- 延伸入口 ---------- */
.page-contact .more-links {
  margin-top: clamp(44px, 7vw, 80px);
  padding-top: clamp(24px, 3vw, 36px);
  border-top: 1px dashed var(--ink-line);
}

.page-contact .more-grid {
  display: grid;
  gap: 14px;
  margin-top: 20px;
}

@media (min-width: 720px) {
  .page-contact .more-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1040px) {
  .page-contact .more-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.page-contact .more-card {
  display: block;
  padding: 16px 18px;
  text-decoration: none;
  color: var(--text);
  background: var(--ink-850);
  border: 1px solid var(--ink-line);
  border-radius: var(--c-radius-s);
  transition: border-color var(--dur) ease, background var(--dur) ease, transform var(--dur) ease;
}

.page-contact .more-card:hover {
  border-color: var(--lime);
  background: var(--ink-800);
  transform: translateY(-2px);
}

.page-contact .more-name {
  display: block;
  margin-bottom: 6px;
  font-size: 16px;
  font-weight: 700;
}

.page-contact .more-desc {
  display: block;
  font-size: 13px;
  line-height: 1.7;
  color: var(--muted);
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .page-contact .quick-cell,
  .page-contact .channel,
  .page-contact .more-card,
  .page-contact .field input,
  .page-contact .field select,
  .page-contact .field textarea {
    transition: none;
  }

  .page-contact .channel:hover,
  .page-contact .more-card:hover {
    transform: none;
  }
}