.page-services {
  --svc-rail: color-mix(in srgb, var(--color-contrast-line) 78%, transparent);
  --svc-soft: color-mix(in srgb, var(--color-primary-soft) 55%, var(--color-surface));
  background: var(--color-surface);
  color: var(--color-ink);
  font-family: var(--font-body);
  line-height: var(--leading-body);
  font-variant-numeric: tabular-nums;
}

.page-services .num,
.page-services .svc-key-num,
.page-services .svc-node-num,
.page-services .svc-step-num,
.page-services .svc-flow-num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.page-services h1,
.page-services h2,
.page-services h3 {
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  line-height: var(--leading-heading);
  letter-spacing: var(--tracking-heading);
}

.page-services a {
  color: var(--color-primary);
}

.page-services a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 2px;
}

/* ---------- 首屏 ---------- */

.page-services .svc-hero {
  position: relative;
  overflow: hidden;
  background: var(--color-contrast-surface);
  color: var(--color-contrast-ink);
  padding: calc(var(--space-6) + var(--space-4)) 0 var(--space-8);
}

.page-services .svc-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    115deg,
    transparent 0 86px,
    color-mix(in srgb, var(--color-contrast-line) 55%, transparent) 86px 87px
  );
  opacity: 0.5;
  pointer-events: none;
}

.page-services .svc-hero-inner {
  position: relative;
  z-index: 1;
}

.page-services .svc-crumb-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  list-style: none;
  margin: 0 0 var(--space-4);
  padding: 0;
  font-size: var(--text-sm);
  color: color-mix(in srgb, var(--color-contrast-ink) 68%, transparent);
}

.page-services .svc-crumb-list li + li::before {
  content: "/";
  margin-right: var(--space-1);
  color: color-mix(in srgb, var(--color-contrast-ink) 40%, transparent);
}

.page-services .svc-crumb-list a {
  color: color-mix(in srgb, var(--color-contrast-ink) 82%, transparent);
  text-decoration: none;
  border-bottom: var(--border-thin) solid color-mix(in srgb, var(--color-contrast-ink) 35%, transparent);
}

.page-services .svc-crumb-list [aria-current="page"] {
  color: var(--color-contrast-accent);
}

.page-services .svc-eyebrow {
  color: color-mix(in srgb, var(--color-contrast-ink) 74%, transparent);
}

.page-services .svc-title {
  font-size: var(--text-display);
  margin: var(--space-2) 0 var(--space-3);
  max-width: 22ch;
  color: var(--color-contrast-ink);
}

.page-services .svc-lead {
  max-width: var(--measure);
  font-size: var(--text-lg);
  line-height: var(--leading-body);
  color: color-mix(in srgb, var(--color-contrast-ink) 76%, transparent);
  margin: 0 0 var(--space-6);
}

.page-services .svc-keys {
  display: grid;
  gap: var(--space-2);
  list-style: none;
  margin: 0 0 var(--space-8);
  padding: 0;
}

.page-services .svc-key {
  border: var(--border-thin) solid var(--color-contrast-line);
  border-radius: var(--radius-sm);
  padding: var(--space-3);
  display: grid;
  gap: var(--space-1);
}

.page-services .svc-key-num {
  font-size: var(--text-2xl);
  line-height: 1;
  color: var(--color-contrast-accent);
}

.page-services .svc-key-unit {
  font-size: var(--text-sm);
  margin-left: 4px;
  color: color-mix(in srgb, var(--color-contrast-ink) 70%, transparent);
}

.page-services .svc-key-label {
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-contrast-ink);
}

.page-services .svc-key-note {
  font-size: var(--text-sm);
  margin: 0;
  color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent);
}

/* ---------- 技能树 ---------- */

.page-services .svc-tree {
  display: grid;
  gap: var(--space-3);
}

.page-services .svc-branch {
  position: relative;
  border: var(--border-thin) solid var(--color-contrast-line);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}

.page-services .svc-branch--self {
  border-top: 2px solid var(--color-contrast-accent);
}

.page-services .svc-branch--feed {
  border-top: 2px solid var(--color-primary);
}

.page-services .svc-branch--custom {
  border-top: 2px solid color-mix(in srgb, var(--color-contrast-ink) 55%, transparent);
}

.page-services .svc-branch-index {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: color-mix(in srgb, var(--color-contrast-ink) 60%, transparent);
}

.page-services .svc-branch-title {
  margin: var(--space-1) 0 4px;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-lg);
  line-height: var(--leading-heading);
  color: var(--color-contrast-ink);
}

.page-services .svc-branch-desc {
  margin: 0;
  font-size: var(--text-sm);
  color: color-mix(in srgb, var(--color-contrast-ink) 62%, transparent);
}

.page-services .svc-nodes {
  position: relative;
  list-style: none;
  margin: var(--space-3) 0 0;
  padding: 0 0 0 var(--space-3);
  display: grid;
  gap: var(--space-1);
}

.page-services .svc-nodes::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--svc-rail);
}

.page-services .svc-node {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  border: var(--border-thin) solid var(--color-contrast-line);
  border-radius: var(--radius-sm);
  padding: 6px var(--space-2);
  background: color-mix(in srgb, var(--color-contrast-ink) 6%, transparent);
}

.page-services .svc-node::before {
  content: "";
  position: absolute;
  left: calc(var(--space-3) * -1 + 3px);
  top: 50%;
  width: 7px;
  height: 1px;
  background: var(--svc-rail);
}

.page-services .svc-node-num {
  font-size: var(--text-sm);
  color: var(--color-contrast-accent);
  letter-spacing: 0.06em;
}

.page-services .svc-node-label {
  font-size: var(--text-sm);
  color: var(--color-contrast-ink);
}

/* ---------- 通用区块 ---------- */

.page-services .svc-section {
  padding: var(--section-y) 0;
}

.page-services .svc-section--lg {
  padding: var(--section-y-lg) 0;
}

.page-services .svc-band {
  padding: var(--section-y) 0;
  background: var(--color-surface-alt);
  border-top: var(--border-thin) solid var(--color-line);
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-services .svc-band--soft {
  padding: var(--section-y) 0;
  background: var(--color-surface-deep);
}

.page-services .svc-head {
  display: grid;
  gap: var(--space-1);
  margin-bottom: var(--space-6);
}

.page-services .svc-head-title {
  font-size: var(--text-xl);
  margin: 0;
  color: var(--color-ink);
}

.page-services .svc-head-note {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  color: var(--color-ink-soft);
}

.page-services .svc-head--split {
  gap: var(--space-4);
}

.page-services .svc-head-main {
  display: grid;
  gap: var(--space-1);
}

/* ---------- 步骤卡片 ---------- */

.page-services .svc-steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-services .svc-step {
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-1);
  padding: var(--space-3);
  transition: border-color 160ms ease, transform 160ms ease;
}

.page-services .svc-step:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.page-services .svc-step-top {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin-bottom: var(--space-2);
}

.page-services .svc-step-num {
  font-size: var(--text-lg);
  line-height: 1;
  color: var(--color-accent);
}

.page-services .svc-step-title {
  margin: 0;
  font-size: var(--text-base);
  letter-spacing: 0.01em;
}

.page-services .svc-step-do {
  margin: 0;
  font-size: var(--text-base);
  color: var(--color-ink);
}

.page-services .svc-step-more {
  margin-top: var(--space-2);
  border-top: var(--border-thin) dashed var(--color-line);
  padding-top: var(--space-2);
}

.page-services .svc-step-more summary {
  cursor: pointer;
  list-style: none;
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.page-services .svc-step-more summary::-webkit-details-marker {
  display: none;
}

.page-services .svc-step-more summary::before {
  content: "+";
  font-family: var(--font-mono);
  color: var(--color-accent);
}

.page-services .svc-step-more[open] summary::before {
  content: "−";
}

.page-services .svc-step-note,
.page-services .svc-step-check {
  margin: var(--space-2) 0 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-services .svc-mark {
  display: inline-block;
  margin-right: 6px;
  padding: 1px 6px;
  border-radius: var(--radius-sm);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.page-services .svc-mark--warn {
  background: var(--color-highlight);
  color: var(--color-accent);
}

.page-services .svc-mark--wait {
  background: color-mix(in srgb, var(--color-ink-muted) 18%, transparent);
  color: var(--color-ink-muted);
}

/* ---------- 路径一布局 ---------- */

.page-services .svc-path-body {
  align-items: start;
}

.page-services .svc-aside {
  display: grid;
  gap: var(--space-3);
}

.page-services .svc-figure {
  position: relative;
  margin: 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: var(--border-thin) solid var(--color-line);
  background: var(--color-surface-alt);
}

.page-services .svc-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: calc(var(--radius-md) - 1px);
}

.page-services .svc-figure::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 42%;
  background: linear-gradient(
    180deg,
    transparent 0%,
    color-mix(in srgb, var(--color-contrast-surface) 62%, transparent) 100%
  );
  pointer-events: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.page-services .svc-figure::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 38%;
  height: 2px;
  background: var(--color-accent);
  opacity: 0.72;
  pointer-events: none;
  z-index: 1;
}

.page-services .svc-figure-cap {
  position: relative;
  z-index: 2;
  margin: 0;
  padding: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  background: var(--color-surface);
  border-top: var(--border-thin) solid var(--color-line);
}

/* ---------- 路径二 ---------- */

.page-services .svc-feed-body {
  align-items: start;
}

.page-services .svc-grain {
  display: grid;
  gap: var(--space-2);
  align-content: start;
}

.page-services .svc-grain-label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.16em;
  color: var(--color-ink-muted);
}

.page-services .svc-chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.page-services .svc-grain-readout {
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: var(--space-3);
  display: grid;
  gap: var(--space-1);
}

.page-services .svc-grain-now {
  margin: 0;
  font-size: var(--text-base);
  color: var(--color-primary);
}

.page-services .svc-grain-hit {
  margin: 0;
  font-size: var(--text-base);
  color: var(--color-ink);
}

.page-services .svc-grain-hit .num {
  color: var(--color-accent);
  font-size: var(--text-lg);
}

.page-services .svc-grain-tip {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-muted);
}

.page-services .svc-steps--tight .svc-step {
  box-shadow: none;
}

/* ---------- 路径三：流程行 ---------- */

.page-services .svc-flow {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: var(--border-thin) solid var(--color-line);
}

.page-services .svc-flow-item {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: var(--border-thin) solid var(--color-line);
}

.page-services .svc-flow-num {
  font-size: var(--text-2xl);
  line-height: 1;
  color: color-mix(in srgb, var(--color-ink-muted) 70%, transparent);
}

.page-services .svc-flow-body {
  display: grid;
  gap: var(--space-1);
}

.page-services .svc-flow-title {
  margin: 0;
  font-size: var(--text-base);
}

.page-services .svc-flow-text {
  margin: 0;
  font-size: var(--text-base);
  color: var(--color-ink);
}

.page-services .svc-flow-check {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-services .svc-cta-panel {
  box-shadow: var(--shadow-2);
}

.page-services .svc-cta-panel .panel-title {
  font-size: var(--text-base);
}

.page-services .svc-cta-panel .panel-body p {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

/* ---------- 异常处理 ---------- */

.page-services .svc-issue-body {
  align-items: start;
}

.page-services .svc-issues {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-2);
}

.page-services .svc-issue {
  border: var(--border-thin) solid var(--color-line);
  border-left: 3px solid var(--color-ink-muted);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  padding: var(--space-3);
  display: grid;
  gap: var(--space-1);
}

.page-services .svc-issue--dispute {
  border-left-color: var(--color-accent);
  background: var(--color-highlight);
}

.page-services .svc-issue--caliber {
  border-left-color: var(--color-primary);
}

.page-services .svc-issue-kind {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
  font-size: var(--text-base);
  letter-spacing: 0.04em;
}

.page-services .svc-issue-text,
.page-services .svc-issue-step,
.page-services .svc-issue-wait {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
}

.page-services .svc-issue-text {
  font-size: var(--text-base);
  color: var(--color-ink);
}

.page-services .svc-issue-side {
  display: grid;
  gap: var(--space-2);
}

.page-services .svc-issue-note {
  margin: 0;
  font-size: var(--text-sm);
  color: var(--color-ink-soft);
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  padding: var(--space-2);
}

/* ---------- 服务边界 ---------- */

.page-services .svc-boundary {
  margin-bottom: var(--space-6);
}

.page-services .svc-boundary-col {
  border: var(--border-thin) solid var(--color-line);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  padding: var(--space-3);
  margin-bottom: var(--space-2);
}

.page-services .svc-boundary-col--manual {
  background: var(--color-primary-soft);
  border-color: color-mix(in srgb, var(--color-primary) 35%, transparent);
}

.page-services .svc-boundary-title {
  margin: 0 0 var(--space-2);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-base);
  font-family: var(--font-heading);
  font-weight: var(--weight-heading);
}

.page-services .svc-closing {
  border-top: var(--border-thin) solid var(--color-line);
  border-bottom: var(--border-thin) solid var(--color-line);
  padding: var(--space-4) 0;
}

.page-services .svc-closing-text {
  margin: 0;
  max-width: var(--measure);
  font-size: var(--text-base);
  color: var(--color-ink);
}

/* ---------- 响应式 ---------- */

@media (min-width: 640px) {
  .page-services .svc-keys {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .page-services .svc-boundary-col {
    margin-bottom: 0;
  }
}

@media (min-width: 900px) {
  .page-services .svc-hero {
    padding: calc(var(--space-8) * 2) 0 var(--space-8);
  }

  .page-services .svc-tree {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-3);
    position: relative;
    padding-top: var(--space-4);
  }

  .page-services .svc-tree::before {
    content: "";
    position: absolute;
    top: var(--space-1);
    left: 4%;
    right: 4%;
    height: 1px;
    background: var(--svc-rail);
  }

  .page-services .svc-branch::before {
    content: "";
    position: absolute;
    left: 50%;
    top: calc(var(--space-3) * -1 + var(--space-1));
    width: 1px;
    height: calc(var(--space-3) - var(--space-1));
    background: var(--svc-rail);
  }

  .page-services .svc-head--split {
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    align-items: center;
    gap: var(--space-4);
  }

  .page-services .svc-branch {
    padding: var(--space-3);
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-services .svc-step {
    transition: none;
  }

  .page-services .svc-step:hover {
    transform: none;
  }
}