/* 联系我们 / API / 意见反馈 — 独立落地页 */
.sp-info {
  --ink: #12161c;
  --soft: #3d4f63;
  --muted: #6b7c8f;
  --line: rgba(18, 22, 28, 0.1);
  --sea: #c45c26;
  --sea-deep: #9e4518;
  --sand: #e8a87c;
  --paper: #eef1f4;
  --surface: #fff;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --display: "Sora", "Noto Sans SC", "PingFang SC", sans-serif;
  --ui: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;

  font-family: var(--ui);
  color: var(--ink);
  background: var(--paper);
}

.sp-info *,
.sp-info *::before,
.sp-info *::after {
  box-sizing: border-box;
}

.sp-info a {
  color: var(--sea);
  text-decoration: none;
}

.sp-info a:hover {
  color: var(--sea-deep);
}

.sp-info-banner {
  position: relative;
  min-height: 200px;
  display: flex;
  align-items: flex-end;
  color: #f7fafc;
  isolation: isolate;
  overflow: hidden;
}

.sp-info-banner__media,
.sp-info-banner__veil {
  position: absolute;
  inset: 0;
}

.sp-info-banner__media {
  z-index: -2;
}

.sp-info-banner__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  transform: scale(1.03);
}

.sp-info-banner__veil {
  z-index: -1;
  background: linear-gradient(105deg, rgba(8, 18, 32, 0.84) 0%, rgba(8, 18, 32, 0.42) 100%);
}

.sp-info-banner__inner {
  width: min(1080px, calc(100% - 48px));
  margin: 0 auto;
  padding: 44px 0 40px;
  animation: sp-info-in 0.8s var(--ease) both;
}

.sp-info-banner__brand {
  margin: 0 0 10px;
  font-family: var(--display);
  font-size: clamp(1.55rem, 2.8vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.sp-info-banner__title {
  margin: 0 0 10px;
  font-size: clamp(1.35rem, 2.2vw, 1.7rem);
  font-weight: 650;
  letter-spacing: 0.02em;
}

.sp-info-banner__sub {
  margin: 0;
  max-width: 34em;
  font-size: 0.98rem;
  line-height: 1.7;
  color: rgba(247, 250, 252, 0.72);
}

.sp-info-wrap {
  width: min(1080px, calc(100% - 48px));
  margin: 0 auto;
}

.sp-info-sec {
  padding: 48px 0 56px;
}

.sp-info-panel {
  background: var(--surface);
  border: 1px solid rgba(18, 22, 28, 0.06);
  border-radius: 14px;
  padding: 36px 40px 40px;
  box-shadow: 0 14px 40px rgba(18, 22, 28, 0.05);
  animation: sp-info-in 0.8s var(--ease) 0.05s both;
}

.sp-info-kicker {
  display: block;
  margin-bottom: 10px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--sand);
}

.sp-info-title {
  margin: 0 0 12px;
  font-family: var(--display);
  font-size: 1.45rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.sp-info-lead {
  margin: 0 0 14px;
  font-size: 0.98rem;
  line-height: 1.8;
  color: var(--soft);
}

.sp-info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.sp-info-card {
  padding: 22px 20px;
  border-radius: 12px;
  background: #f5f8f9;
  border: 1px solid rgba(18, 22, 28, 0.05);
}

.sp-info-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}

.sp-info-card p,
.sp-info-card a {
  margin: 0;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.55;
  word-break: break-all;
}

.sp-info-card a:hover {
  color: var(--sea);
}

.sp-info-card span {
  display: block;
  margin-top: 6px;
  font-size: 0.84rem;
  font-weight: 400;
  color: var(--muted);
  line-height: 1.55;
}

.sp-info-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.sp-info-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: background 0.2s, color 0.2s, transform 0.15s;
}

.sp-info-btn--primary {
  background: var(--sea);
  color: #fff !important;
  box-shadow: 0 8px 20px rgba(196, 92, 38, 0.25);
}

.sp-info-btn--primary:hover {
  background: var(--sea-deep);
  color: #fff !important;
  transform: translateY(-1px);
}

.sp-info-btn--ghost {
  background: transparent;
  color: var(--sea) !important;
  border: 1px solid rgba(196, 92, 38, 0.35);
}

.sp-info-btn--ghost:hover {
  background: rgba(196, 92, 38, 0.06);
}

.sp-info-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 24px;
  list-style: none;
  padding: 0;
}

.sp-info-steps li {
  padding: 20px 18px;
  border-radius: 12px;
  border: 1px solid rgba(18, 22, 28, 0.06);
  background: #f7fafb;
}

.sp-info-steps__num {
  display: block;
  margin-bottom: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--sea);
}

.sp-info-steps h3 {
  margin: 0 0 8px;
  font-size: 1.02rem;
}

.sp-info-steps p {
  margin: 0;
  font-size: 0.88rem;
  line-height: 1.65;
  color: var(--soft);
}

.sp-info-list {
  margin: 20px 0 0;
  padding: 0;
  list-style: none;
}

.sp-info-list li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  font-size: 0.95rem;
  line-height: 1.65;
  color: var(--soft);
}

.sp-info-list li:last-child {
  border-bottom: 0;
}

.sp-info-list i {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(196, 92, 38, 0.1);
  color: var(--sea);
  font-style: normal;
  font-weight: 700;
  font-size: 0.82rem;
}

.sp-info-list strong {
  color: var(--ink);
}

/* 反馈表单 */
.sp-info-form {
  max-width: 640px;
}

.sp-info-form .sp-info-note {
  margin: 0 0 22px;
  padding: 14px 16px;
  border-radius: 10px;
  background: rgba(196, 165, 116, 0.12);
  border: 1px solid rgba(196, 165, 116, 0.25);
  color: #7a5e2a;
  font-size: 0.9rem;
  line-height: 1.65;
}

.sp-info-form .form-group {
  margin: 0 0 18px;
}

.sp-info-form .control-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.88rem;
  font-weight: 550;
  color: var(--soft);
}

.sp-info-form .form-control {
  width: 100%;
  height: 46px;
  padding: 0 14px;
  border: 1px solid rgba(18, 22, 28, 0.12);
  border-radius: 10px;
  background: #fff;
  font: inherit;
  color: var(--ink);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.sp-info-form select.form-control {
  appearance: auto;
}

.sp-info-form textarea.form-control {
  height: auto;
  min-height: 140px;
  padding: 12px 14px;
  resize: vertical;
  line-height: 1.55;
}

.sp-info-form .form-control:focus {
  outline: 0;
  border-color: var(--sea);
  box-shadow: 0 0 0 3px rgba(196, 92, 38, 0.12);
}

.sp-info-form .btn-submit {
  min-height: 48px;
  padding: 0 32px;
  border: 0;
  border-radius: 10px;
  background: var(--sea);
  color: #fff;
  font-size: 0.98rem;
  font-weight: 650;
  cursor: pointer;
  box-shadow: 0 8px 20px rgba(196, 92, 38, 0.22);
}

.sp-info-form .btn-submit:hover {
  background: var(--sea-deep);
}

.sp-info-aside-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: 0.9rem;
}

@keyframes sp-info-in {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 860px) {
  .sp-info-grid,
  .sp-info-steps {
    grid-template-columns: 1fr;
  }

  .sp-info-panel {
    padding: 26px 18px 28px;
  }

  .sp-info-banner__inner,
  .sp-info-wrap {
    width: min(1080px, calc(100% - 32px));
  }
}