/* ============================================================
   Cloudream Labs — 子团队页面专属样式
   设计系统（色板 / 字体 / 按钮 / 导航 / 页脚）全部复用 main.css
   ============================================================ */

/* ---------- Hero：蓝图点阵 + 流水线卡片 ---------- */
.labs-hero {
  position: relative;
  padding-top: clamp(128px, 17vh, 190px);
  padding-bottom: clamp(48px, 7vw, 88px);
  overflow: hidden;
  isolation: isolate;
}
.labs-hero__grid {
  position: absolute;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background-image: radial-gradient(circle, rgba(127, 206, 214, 0.32) 1px, rgba(127, 206, 214, 0) 1px);
  background-size: 26px 26px;
  background-position: center;
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 32%, #000 0%, rgba(0, 0, 0, 0.35) 55%, transparent 78%);
  mask-image: radial-gradient(ellipse 70% 60% at 50% 32%, #000 0%, rgba(0, 0, 0, 0.35) 55%, transparent 78%);
}
.labs-hero__glow {
  position: absolute;
  z-index: -3;
  left: 50%;
  top: 4%;
  width: min(1000px, 128vw);
  aspect-ratio: 1.5;
  transform: translateX(-50%);
  background: radial-gradient(ellipse at center, rgba(208, 241, 243, 0.7) 0%, rgba(237, 249, 250, 0.3) 45%, rgba(255, 255, 255, 0) 72%);
  pointer-events: none;
}
.labs-hero__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.labs-hero .lede { margin-inline: auto; text-align: center; }

/* ---------- 流水线卡片 ---------- */
.pipeline-wrap {
  width: 100%;
  max-width: 780px;
  margin-top: clamp(40px, 6vw, 68px);
}
.pipeline {
  border-radius: var(--r-xl);
  background: rgba(255, 255, 255, 0.78);
  -webkit-backdrop-filter: blur(20px) saturate(160%);
  backdrop-filter: blur(20px) saturate(160%);
  border: 1px solid rgba(255, 255, 255, 0.92);
  box-shadow: var(--sh-3);
  padding: clamp(18px, 2.4vw, 26px);
  overflow: hidden;
}
.pipeline__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-mist);
}
.pipeline__title {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--ink-800);
}

.pipeline__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  padding: 20px 0 4px;
}
.pipeline__steps li {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 9px;
  min-width: 0;
}
/* 步骤之间的连接细线 */
.pipeline__steps li::before {
  content: "";
  position: absolute;
  top: 5px;
  left: calc(50% + 10px);
  right: calc(-50% + 10px);
  height: 1px;
  background: var(--line-mist);
}
.pipeline__steps li:last-child::before { display: none; }
.pipeline__steps i {
  width: 11px; height: 11px;
  border-radius: 50%;
  background: linear-gradient(160deg, #ffffff, var(--mist-200));
  border: 1px solid var(--mist-400);
  box-shadow: 0 0 0 3px rgba(208, 241, 243, 0.4);
  position: relative;
  z-index: 1;
}
.pipeline__steps span {
  font-size: 0.8125rem;
  color: var(--ink-600);
  white-space: nowrap;
}

.pipeline__track {
  height: 2px;
  margin-top: 18px;
  border-radius: 2px;
  background: var(--mist-100);
  overflow: hidden;
}
.pipeline__track i {
  display: block;
  height: 100%;
  width: 100%;
  background: linear-gradient(90deg, rgba(79, 179, 191, 0) 0%, var(--mist-500) 50%, rgba(79, 179, 191, 0) 100%);
  background-size: 38% 100%;
  background-repeat: no-repeat;
  animation: trackRun 4.6s linear infinite;
}
@keyframes trackRun {
  from { background-position: -40% 0; }
  to   { background-position: 140% 0; }
}

.pipeline__log {
  display: grid;
  gap: 7px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line-mist);
}
.pipeline__log li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.75rem;
  color: var(--ink-500);
  font-variant-numeric: tabular-nums;
}
.pipeline__check {
  display: grid;
  place-items: center;
  width: 15px; height: 15px;
  border-radius: 50%;
  background: var(--mist-100);
  border: 1px solid var(--mist-300);
  color: var(--mist-600);
  font-size: 9px;
  line-height: 1;
}

/* ---------- 分工 ---------- */
.split { padding-block: clamp(64px, 9vw, 120px); }
.split__grid {
  margin-top: clamp(32px, 5vw, 56px);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: clamp(16px, 3vw, 32px);
  align-items: stretch;
}
.split__grid > * { min-width: 0; }
.split__card {
  padding: clamp(22px, 2.6vw, 32px);
  border-radius: var(--r-xl);
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--line-mist);
  box-shadow: var(--sh-1);
  transition: box-shadow 0.5s var(--ease), border-color 0.5s var(--ease), transform 0.5s var(--ease);
}
.split__card:hover {
  transform: translateY(-2px);
  border-color: var(--mist-300);
  box-shadow: var(--sh-2);
}
.split__card--labs { background: linear-gradient(165deg, #ffffff 0%, #f4fbfc 100%); }
.split__tag {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink-900);
}
.split__mark {
  width: 12px; height: 12px;
  border-radius: 4px;
  background: linear-gradient(140deg, var(--mist-200), var(--mist-500));
  border: 1px solid var(--mist-400);
  box-shadow: 0 0 0 3px rgba(208, 241, 243, 0.4);
}
.split__mark--ops {
  background: linear-gradient(140deg, #ffffff, var(--mist-200));
  border-color: var(--mist-300);
}
.split__role {
  margin-top: 6px;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-400);
}
.split__card ul { margin-top: 18px; display: grid; }
.split__card li {
  padding: 11px 0;
  border-top: 1px solid var(--line-mist);
  font-size: 0.9375rem;
  color: var(--ink-600);
}
.split__card li:last-child { border-bottom: 1px solid var(--line-mist); }

.split__bridge {
  display: grid;
  place-items: center;
  width: clamp(32px, 5vw, 64px);
}
.split__arrow {
  display: block;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, var(--mist-300), var(--mist-600));
  position: relative;
}
.split__arrow::after {
  content: "";
  position: absolute;
  right: 0;
  top: -3px;
  width: 7px; height: 7px;
  border-top: 1px solid var(--mist-600);
  border-right: 1px solid var(--mist-600);
  transform: rotate(45deg);
}

/* ---------- 能力 ---------- */
.caps { padding-block: clamp(48px, 7vw, 96px); }
.caps__grid {
  margin-top: clamp(28px, 4vw, 44px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line-mist);
  border: 1px solid var(--line-mist);
  border-radius: var(--r-xl);
  overflow: hidden;
  box-shadow: var(--sh-1);
}
.caps__grid > li {
  background: var(--paper);
  padding: clamp(20px, 2.4vw, 30px);
  min-width: 0;
  transition: background-color 0.5s var(--ease-soft);
}
.caps__grid > li:hover { background: #fbfdfe; }
.cap__icon {
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  border-radius: 13px;
  background: linear-gradient(160deg, #ffffff, #f2fbfc);
  border: 1px solid var(--line-mist);
  color: var(--mist-600);
  transition: border-color 0.5s var(--ease-soft), color 0.5s var(--ease-soft);
}
.caps__grid > li:hover .cap__icon { border-color: var(--mist-300); color: var(--mist-700); }
.cap__icon svg { width: 22px; height: 22px; }
.cap__num {
  margin-top: 16px;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--ink-400);
  font-variant-numeric: tabular-nums;
}
.caps__grid h3 {
  margin-top: 5px;
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink-900);
}
.cap__desc {
  margin-top: 8px;
  font-size: var(--t-sm);
  line-height: 1.7;
  color: var(--ink-500);
}

/* ---------- 原则 ---------- */
.principles { padding-block: clamp(48px, 7vw, 96px); }
.principles__list {
  margin-top: clamp(28px, 4vw, 44px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: clamp(18px, 2.6vw, 32px);
}
.principles__list > li {
  padding-top: 18px;
  border-top: 1px solid var(--line-mist);
  min-width: 0;
}
.principles__num {
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  color: var(--ink-400);
  font-variant-numeric: tabular-nums;
}
.principles__list h3 {
  margin-top: 8px;
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink-900);
}
.principles__list p {
  margin-top: 7px;
  font-size: var(--t-sm);
  line-height: 1.7;
  color: var(--ink-500);
}

/* ---------- 技术栈 ---------- */
.stack { padding-block: clamp(48px, 7vw, 96px); }
.stack__grid {
  margin-top: clamp(28px, 4vw, 44px);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: clamp(16px, 2.4vw, 28px);
}
.stack__group { min-width: 0; }
.stack__label {
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-400);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-mist);
}
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.tags li {
  font-size: 0.8125rem;
  color: var(--ink-700);
  background: var(--mist-100);
  border: 1px solid var(--mist-300);
  border-radius: var(--r-pill);
  padding: 5px 13px;
  transition: background-color 0.4s var(--ease-soft), border-color 0.4s var(--ease-soft);
}
.tags li:hover { background: #fff; border-color: var(--mist-400); }

/* ---------- 响应式 ---------- */
/* 能力区固定 1/2/3 列：六项刚好铺满，不会在右下角留下空格 */
@media (min-width: 600px) {
  .caps__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 960px) {
  .caps__grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 760px) {
  .split__grid { grid-template-columns: 1fr; }
  .split__bridge { width: 100%; height: 40px; }
  .split__arrow { width: 40px; height: 1px; margin-inline: auto; transform: rotate(90deg); }
  .pipeline__steps { grid-template-columns: repeat(2, 1fr); gap: 18px 8px; }
  .pipeline__steps li:nth-child(2)::before { display: none; }
}

@media (max-width: 420px) {
  .pipeline__steps span { font-size: 0.75rem; }
}

/* ---------- 减弱动效 ---------- */
@media (prefers-reduced-motion: reduce) {
  .pipeline__track i { animation: none !important; opacity: 0.5; }
  .split__card:hover { transform: none; }
}