/* ============================================================
   bangzhu-zhongxin.css — 帮助中心 · 与首页 body.home-forest 一致
   依赖：common.css + index.css
   ============================================================ */

/* ════════════════════════════════════════════════════════════
   页面两侧环境特效层  .page-ambient
   position:fixed; z-index:-1 → 在 body 背景上方、内容下方
   只在宽屏（>900px）显示，窄屏自动隐藏
   ════════════════════════════════════════════════════════════ */

@keyframes pam-aura-drift {
  0%   { transform: translate(0, 0) scale(1);        opacity: 0.5; }
  30%  { transform: translate(3%, -6%) scale(1.12);  opacity: 0.72; }
  65%  { transform: translate(-2%, 4%) scale(0.94);  opacity: 0.58; }
  100% { transform: translate(0, 0) scale(1);        opacity: 0.5; }
}

@keyframes pam-ray-flicker {
  0%, 100% { opacity: 0.18; transform: scaleY(0.75) scaleX(1); }
  35%       { opacity: 0.62; transform: scaleY(1) scaleX(1.5); }
  60%       { opacity: 0.38; transform: scaleY(0.9) scaleX(1.2); }
}

@keyframes pam-spore-rise {
  0%   { transform: translateY(0) translateX(0); opacity: 0; }
  8%   { opacity: 1; }
  88%  { opacity: 0.55; }
  100% { transform: translateY(-96vh) translateX(var(--dx, 10px)); opacity: 0; }
}

@keyframes pam-trees-breathe {
  0%, 100% { transform: rotate(0deg) scale(1); }
  30%       { transform: rotate(0.5deg) scale(1.007); }
  70%       { transform: rotate(-0.4deg) scale(0.995); }
}

@keyframes pam-scan-sweep {
  0%   { opacity: 0; transform: translateY(-100px); }
  10%  { opacity: 1; }
  90%  { opacity: 0.6; }
  100% { opacity: 0; transform: translateY(calc(100vh + 100px)); }
}

.page-ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

/* —— 极光光晕 —— */
.pam-aura {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  will-change: transform, opacity;
}
.pam-aura--l {
  width: 380px;
  height: 500px;
  left: -160px;
  top: 15%;
  background: radial-gradient(ellipse at 62% 38%,
    rgba(34, 197, 94, 0.32) 0%,
    rgba(16, 185, 129, 0.16) 40%,
    transparent 72%);
  animation: pam-aura-drift 26s ease-in-out infinite;
}
.pam-aura--r {
  width: 380px;
  height: 500px;
  right: -160px;
  top: 28%;
  background: radial-gradient(ellipse at 38% 38%,
    rgba(74, 222, 128, 0.28) 0%,
    rgba(52, 211, 153, 0.14) 40%,
    transparent 72%);
  animation: pam-aura-drift 32s ease-in-out infinite;
  animation-delay: 10s;
  animation-direction: alternate-reverse;
}

/* —— 竖向光柱 —— */
.pam-ray {
  position: absolute;
  width: 1px;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(134, 239, 172, 0.55) 20%,
    rgba(74, 222, 128, 0.45) 50%,
    rgba(134, 239, 172, 0.22) 80%,
    transparent 100%
  );
  filter: blur(0.6px);
  will-change: transform, opacity;
  transform-origin: 50% 0%;
  animation: pam-ray-flicker var(--dur, 11s) ease-in-out infinite;
  animation-delay: var(--delay, 0s);
}
/* 宽光晕 */
.pam-ray::before {
  content: '';
  position: absolute;
  inset: 0 -3px;
  background: inherit;
  filter: blur(4px);
  opacity: 0.5;
}

.pam-ray--l1 { left: 6%;   top: 3%;  height: 55vh; --dur: 12s;  --delay: 0s; }
.pam-ray--l2 { left: 11%;  top: 20%; height: 38vh; --dur: 17s;  --delay: 4s; }
.pam-ray--l3 { left: 8%;   top: 50%; height: 30vh; --dur: 9s;   --delay: 8s; }
.pam-ray--r1 { right: 6%;  top: 8%;  height: 50vh; --dur: 14s;  --delay: 2s; }
.pam-ray--r2 { right: 10%; top: 30%; height: 42vh; --dur: 10s;  --delay: 6s; }
.pam-ray--r3 { right: 7%;  top: 60%; height: 28vh; --dur: 16s;  --delay: 11s; }

/* —— 上升粒子 / 孢子 —— */
.pam-spore {
  position: absolute;
  border-radius: 50%;
  width: var(--sz, 3px);
  height: var(--sz, 3px);
  background: rgba(134, 239, 172, 0.9);
  box-shadow: 0 0 6px 2px rgba(74, 222, 128, 0.55);
  animation: pam-spore-rise var(--dur, 15s) ease-in infinite;
  animation-delay: var(--delay, 0s);
  will-change: transform, opacity;
}
/* 左侧 */
.pam-s--l1 { left: 4%;   bottom: 8vh;  --dur: 17s; --delay: 0s;   --dx: 14px;  --sz: 3px; }
.pam-s--l2 { left: 9%;   bottom: 22vh; --dur: 13s; --delay: 3.5s; --dx: -9px;  --sz: 2px; }
.pam-s--l3 { left: 13%;  bottom: 5vh;  --dur: 22s; --delay: 7s;   --dx: 7px;   --sz: 4px; }
.pam-s--l4 { left: 6%;   bottom: 40vh; --dur: 15s; --delay: 12s;  --dx: -15px; --sz: 2px; }
.pam-s--l5 { left: 11%;  bottom: 60vh; --dur: 19s; --delay: 5s;   --dx: 11px;  --sz: 3px; }
/* 右侧 */
.pam-s--r1 { right: 5%;   bottom: 12vh; --dur: 18s; --delay: 1.5s; --dx: -12px; --sz: 3px; }
.pam-s--r2 { right: 10%;  bottom: 30vh; --dur: 12s; --delay: 5s;   --dx: 8px;   --sz: 2px; }
.pam-s--r3 { right: 13%;  bottom: 7vh;  --dur: 24s; --delay: 9s;   --dx: -6px;  --sz: 4px; }
.pam-s--r4 { right: 7%;   bottom: 50vh; --dur: 16s; --delay: 14s;  --dx: 13px;  --sz: 2px; }
.pam-s--r5 { right: 11%;  bottom: 70vh; --dur: 20s; --delay: 7.5s; --dx: -10px; --sz: 3px; }

/* —— 丛林树影 —— */
.pam-trees {
  position: absolute;
  bottom: 0;
  height: 400px;
  will-change: transform;
}
.pam-trees--l {
  left: 0;
  width: 220px;
  transform-origin: 50% 100%;
  animation: pam-trees-breathe 22s ease-in-out infinite;
}
.pam-trees--r {
  right: 0;
  width: 220px;
  transform-origin: 50% 100%;
  animation: pam-trees-breathe 28s ease-in-out infinite;
  animation-delay: 8s;
}

/* —— 垂直扫光线 —— */
.pam-scan {
  position: absolute;
  width: 1px;
  height: 120px;
  background: linear-gradient(
    to bottom,
    transparent,
    rgba(74, 222, 128, 0.7),
    rgba(134, 239, 172, 0.4),
    transparent
  );
  filter: blur(1px) drop-shadow(0 0 4px rgba(74, 222, 128, 0.8));
  animation: pam-scan-sweep var(--dur, 18s) linear infinite;
  animation-delay: var(--delay, 0s);
}
.pam-scan--l { left: 9%;   --dur: 20s; --delay: 2s; }
.pam-scan--r { right: 9%;  --dur: 25s; --delay: 12s; }

/* 窄屏隐藏粒子和光柱（内容占满，只保留树影和光晕） */
@media (max-width: 1080px) {
  .pam-ray, .pam-spore, .pam-scan { opacity: 0; }
}
@media (max-width: 860px) {
  .page-ambient { display: none; }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  .page-ambient { display: none; }
}

body.home-forest .help-main {
  padding-bottom: 48px;
}

@keyframes help-blob-drift-a {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(-9px, 6px) scale(1.018);
  }
}

@keyframes help-blob-drift-b {
  0%,
  100% {
    transform: translate(0, 0) scale(1);
  }
  50% {
    transform: translate(8px, -5px) scale(1.022);
  }
}

@keyframes help-blob-drift-c {
  0%,
  100% {
    transform: translate(0, 0) scale(1) rotate(0deg);
  }
  33% {
    transform: translate(-6px, 4px) scale(1.02) rotate(2deg);
  }
  66% {
    transform: translate(5px, -3px) scale(0.992) rotate(-2deg);
  }
}

@keyframes help-hero-mesh-breathe {
  0%,
  100% {
    opacity: 0.44;
    transform: scale(1) translate(0, 0);
  }
  50% {
    opacity: 0.62;
    transform: scale(1.028) translate(-0.8%, 0.45%);
  }
}

@keyframes help-hero-deco-breathe {
  0%,
  100% {
    transform: translateY(0) scale(1);
  }
  50% {
    transform: translateY(-3px) scale(1.004);
  }
}

@keyframes help-hero-shimmer-line {
  0% {
    transform: translateX(-35%);
    opacity: 0;
  }
  12% {
    opacity: 0.35;
  }
  50% {
    opacity: 0.22;
  }
  100% {
    transform: translateX(135%);
    opacity: 0;
  }
}

@keyframes help-firefly {
  0%,
  100% {
    opacity: 0;
    transform: translate(0, 0) scale(0.5);
  }
  18% {
    opacity: 0.85;
  }
  48% {
    opacity: 0.45;
    transform: translate(var(--ff-x, 6px), var(--ff-y, -12px)) scale(1);
  }
  72% {
    opacity: 0.15;
  }
}

/* 雾气散开 / 新芽抽出：偏柔长，避免「弹出」 */
@keyframes help-hero-emerge {
  0% {
    opacity: 0;
    transform: translateY(16px) scale(0.986);
    filter: blur(5px);
  }
  42% {
    opacity: 0.72;
    filter: blur(2px);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

@keyframes help-hero-emerge-title {
  0% {
    opacity: 0;
    transform: translateY(12px) scale(0.992);
    filter: blur(4px);
  }
  38% {
    opacity: 0.78;
    filter: blur(1.5px);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

@keyframes help-leaf-glimmer {
  0% {
    transform: translateX(-120%) skewX(-12deg);
    opacity: 0;
  }
  8% {
    opacity: 0.55;
  }
  22% {
    opacity: 0.85;
  }
  38% {
    transform: translateX(120%) skewX(-12deg);
    opacity: 0.35;
  }
  100% {
    transform: translateX(120%) skewX(-12deg);
    opacity: 0;
  }
}

@keyframes help-eyebrow-breathe {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(74, 222, 128, 0);
    border-color: rgba(134, 239, 172, 0.25);
  }
  50% {
    box-shadow: 0 0 26px rgba(110, 231, 183, 0.14);
    border-color: rgba(167, 243, 208, 0.38);
  }
}

@keyframes help-title-mist {
  0%,
  100% {
    text-shadow:
      0 0 40px rgba(74, 222, 128, 0.12),
      0 1px 0 rgba(0, 0, 0, 0.15);
  }
  50% {
    text-shadow:
      0 0 52px rgba(110, 231, 183, 0.2),
      0 1px 0 rgba(0, 0, 0, 0.12);
  }
}

/* —— 背景网格纹理 —— */
.help-hero-bg-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(74, 222, 128, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74, 222, 128, 0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 100% at 50% 0%, black 30%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 100% at 50% 0%, black 30%, transparent 100%);
}

/* —— 顶栏（雾林 + 有机光斑 + 萤火）—— */
.help-forest-hero {
  position: relative;
  overflow: hidden;
  padding: calc(var(--nav-height) + 32px) 0 48px;
  border-bottom: 1px solid rgba(134, 239, 172, 0.12);
  background:
    linear-gradient(165deg, rgba(4, 18, 12, 0.96) 0%, rgba(6, 26, 16, 0.92) 40%, rgba(8, 30, 20, 0.88) 100%);
}

.help-forest-hero::before {
  content: '';
  position: absolute;
  z-index: 0;
  inset: -30% -15% -5%;
  pointer-events: none;
  background:
    radial-gradient(ellipse 75% 55% at 72% 18%, rgba(74, 222, 128, 0.14) 0%, transparent 58%),
    radial-gradient(ellipse 45% 50% at 8% 55%, rgba(16, 185, 129, 0.1) 0%, transparent 52%),
    radial-gradient(ellipse 35% 30% at 55% 85%, rgba(52, 211, 153, 0.06) 0%, transparent 50%);
  animation: help-hero-mesh-breathe 30s ease-in-out infinite;
}

.help-forest-hero::after {
  content: '';
  position: absolute;
  z-index: 1;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  pointer-events: none;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(167, 243, 208, 0.35) 42%,
    rgba(236, 253, 245, 0.2) 50%,
    rgba(167, 243, 208, 0.28) 58%,
    transparent 100%
  );
  opacity: 0.65;
}

.help-forest-hero .help-hero-shimmer {
  position: absolute;
  z-index: 1;
  bottom: -1px;
  left: 0;
  width: 42%;
  max-width: 320px;
  height: 2px;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgba(236, 253, 245, 0.25), transparent);
  filter: blur(1px);
  animation: help-hero-shimmer-line 18s ease-in-out infinite;
}

.help-hero-deco {
  position: absolute;
  z-index: 0;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  animation: help-hero-deco-breathe 26s ease-in-out infinite;
  will-change: transform;
}

.help-hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(52px);
  opacity: 0.28;
}

.help-hero-blob--a {
  width: min(360px, 70vw);
  height: min(360px, 70vw);
  background: rgba(74, 222, 128, 0.38);
  top: -18%;
  right: -12%;
  animation: help-blob-drift-a 34s ease-in-out infinite;
}

.help-hero-blob--b {
  width: min(240px, 48vw);
  height: min(240px, 48vw);
  background: rgba(16, 185, 129, 0.32);
  bottom: -5%;
  left: -8%;
  animation: help-blob-drift-b 40s ease-in-out infinite;
}

.help-hero-blob--c {
  width: min(180px, 36vw);
  height: min(200px, 38vw);
  border-radius: 58% 42% 48% 52% / 52% 48% 52% 48%;
  background: rgba(52, 211, 153, 0.22);
  top: 35%;
  right: 18%;
  filter: blur(44px);
  opacity: 0.32;
  animation: help-blob-drift-c 46s ease-in-out infinite;
}

.help-hero-fireflies {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.help-hero-fireflies span {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: rgba(236, 253, 245, 0.95);
  box-shadow:
    0 0 8px 1px rgba(167, 243, 208, 0.55),
    0 0 18px 2px rgba(74, 222, 128, 0.2);
  opacity: 0;
  animation: help-firefly 9.5s ease-in-out infinite;
}

.help-hero-fireflies span:nth-child(1) {
  left: 14%;
  top: 32%;
  --ff-x: 10px;
  --ff-y: -16px;
  animation-duration: 6.8s;
  animation-delay: 0.3s;
}

.help-hero-fireflies span:nth-child(2) {
  left: 42%;
  top: 22%;
  --ff-x: -8px;
  --ff-y: -10px;
  animation-duration: 8.2s;
  animation-delay: 1.6s;
}

.help-hero-fireflies span:nth-child(3) {
  left: 68%;
  top: 38%;
  --ff-x: 12px;
  --ff-y: -8px;
  animation-duration: 7.1s;
  animation-delay: 2.4s;
}

.help-hero-fireflies span:nth-child(4) {
  left: 86%;
  top: 28%;
  --ff-x: -6px;
  --ff-y: -14px;
  animation-duration: 9s;
  animation-delay: 0.8s;
}

.help-hero-fireflies span:nth-child(5) {
  left: 24%;
  top: 58%;
  --ff-x: 14px;
  --ff-y: -6px;
  animation-duration: 7.6s;
  animation-delay: 3.2s;
}

.help-hero-fireflies span:nth-child(6) {
  left: 55%;
  top: 52%;
  --ff-x: -10px;
  --ff-y: -12px;
  animation-duration: 8.5s;
  animation-delay: 4.1s;
}

.help-forest-hero-inner {
  position: relative;
  z-index: 2;
}

/* —— Hero 两栏布局 —— */
.help-hero-cols {
  display: grid;
  grid-template-columns: 1fr minmax(0, 380px);
  align-items: center;
  gap: clamp(32px, 5vw, 72px);
}

.help-hero-text {
  min-width: 0;
}

.help-hero-art {
  display: flex;
  align-items: center;
  justify-content: flex-end;
}

/* —— Tag 标签（替代旧 pill eyebrow）—— */
.help-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(134, 239, 172, 0.7);
}

.help-hero-tag-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 10px rgba(74, 222, 128, 0.7), 0 0 20px rgba(74, 222, 128, 0.3);
  flex-shrink: 0;
  animation: help-hero-dot-pulse 2.4s ease-in-out infinite;
}

@keyframes help-hero-dot-pulse {
  0%, 100% { box-shadow: 0 0 10px rgba(74, 222, 128, 0.7), 0 0 20px rgba(74, 222, 128, 0.3); }
  50% { box-shadow: 0 0 14px rgba(74, 222, 128, 1), 0 0 28px rgba(74, 222, 128, 0.5); }
}

/* —— 标题分行处理 —— */
.help-title-line1 {
  display: block;
  background: linear-gradient(135deg, #ecfdf5 0%, #86efac 50%, #4ade80 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.help-title-line2 {
  display: block;
  color: rgba(214, 245, 225, 0.65);
  font-weight: 800;
}

/* —— 快捷 chip 链接行 —— */
.help-hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 10px;
  margin-top: 24px;
}

.help-hero-chip {
  display: inline-flex;
  align-items: center;
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  color: rgba(167, 243, 208, 0.75);
  background: rgba(74, 222, 128, 0.07);
  border: 1px solid rgba(134, 239, 172, 0.18);
  text-decoration: none;
  transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}

.help-hero-chip:hover {
  background: rgba(74, 222, 128, 0.15);
  color: var(--fr-mist, #ecfdf5);
  border-color: rgba(134, 239, 172, 0.38);
}

/* —— 右侧导航面板 —— */
.help-hero-panel {
  width: 100%;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(134, 239, 172, 0.18);
  background: rgba(5, 18, 12, 0.85);
  box-shadow:
    0 24px 64px -24px rgba(0, 0, 0, 0.7),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.help-hero-panel-bar {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 13px 16px 12px;
  border-bottom: 1px solid rgba(134, 239, 172, 0.1);
  background: rgba(255, 255, 255, 0.025);
}

.help-hero-panel-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  flex-shrink: 0;
}

.help-hero-panel-dot--r { background: #ff5f57; }
.help-hero-panel-dot--y { background: #febc2e; }
.help-hero-panel-dot--g { background: #28c840; }

.help-hero-panel-title {
  margin-left: 4px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: rgba(167, 243, 208, 0.45);
}

.help-hero-panel-nav {
  display: flex;
  flex-direction: column;
}

.help-hero-panel-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 18px;
  text-decoration: none;
  color: rgba(214, 245, 225, 0.72);
  font-size: 13.5px;
  font-weight: 600;
  border-bottom: 1px solid rgba(134, 239, 172, 0.07);
  transition: background 0.15s ease, color 0.15s ease, padding-left 0.15s ease;
}

.help-hero-panel-item:last-child {
  border-bottom: none;
}

.help-hero-panel-item:hover {
  background: rgba(74, 222, 128, 0.08);
  color: var(--fr-mist, #ecfdf5);
  padding-left: 22px;
}

.help-hero-panel-item--cta {
  color: rgba(134, 239, 172, 0.85);
  background: rgba(74, 222, 128, 0.05);
  font-weight: 700;
}

.help-hero-panel-item--cta:hover {
  background: rgba(74, 222, 128, 0.14);
  color: #4ade80;
}

.help-hero-panel-ico {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: rgba(74, 222, 128, 0.08);
  border: 1px solid rgba(134, 239, 172, 0.12);
  color: rgba(134, 239, 172, 0.7);
}

.help-hero-panel-item--cta .help-hero-panel-ico {
  background: rgba(74, 222, 128, 0.12);
  border-color: rgba(134, 239, 172, 0.22);
  color: #4ade80;
}

.help-hero-panel-name {
  flex: 1;
  min-width: 0;
}

.help-hero-panel-arr {
  flex-shrink: 0;
  font-size: 16px;
  color: rgba(134, 239, 172, 0.3);
  transition: color 0.15s ease, transform 0.15s ease;
}

.help-hero-panel-item:hover .help-hero-panel-arr {
  color: rgba(134, 239, 172, 0.7);
  transform: translateX(3px);
}

@media (max-width: 820px) {
  .help-hero-cols {
    grid-template-columns: 1fr;
  }

  .help-hero-art {
    display: none;
  }
}

@media (max-width: 560px) {
  .help-hero-chips {
    gap: 6px 8px;
  }

  .help-hero-chip {
    font-size: 11.5px;
    padding: 6px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .help-hero-tag-dot {
    animation: none !important;
    box-shadow: 0 0 10px rgba(74, 222, 128, 0.7);
  }
}

/* 首屏文案：雾气散开式显现（柔长 easing，非弹出） */
.help-hero-reveal {
  opacity: 0;
  animation: help-hero-emerge 1.22s cubic-bezier(0.25, 0.5, 0.22, 1) forwards;
}

.help-hero-reveal--1 {
  animation-delay: 0.08s;
}

.help-hero-reveal--2 {
  animation-delay: 0.22s;
}

.help-hero-reveal--3 {
  animation-delay: 0.36s;
}

.help-hero-reveal--4 {
  animation-delay: 0.5s;
}

.help-hero-reveal--5 {
  animation-delay: 0.62s;
}

.help-forest-title.help-hero-reveal {
  animation-name: help-hero-emerge-title, help-title-mist;
  animation-duration: 1.32s, 7.5s;
  animation-delay: 0.36s, 1.2s;
  animation-timing-function: cubic-bezier(0.25, 0.5, 0.22, 1), ease-in-out;
  animation-fill-mode: forwards, none;
  animation-iteration-count: 1, infinite;
}

/* 「帮助与支持」：叶隙阳光掠过 + 极轻光晕呼吸（不用 transform，避免与入场冲突） */
.help-forest-hero .help-forest-eyebrow {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.help-forest-hero .help-forest-eyebrow::before {
  content: '';
  position: absolute;
  top: -40%;
  left: -30%;
  width: 45%;
  height: 180%;
  z-index: 0;
  pointer-events: none;
  background: linear-gradient(
    118deg,
    transparent 0%,
    transparent 36%,
    rgba(255, 255, 255, 0.06) 44%,
    rgba(254, 249, 195, 0.38) 49.5%,
    rgba(255, 255, 255, 0.22) 50.5%,
    rgba(167, 243, 208, 0.12) 56%,
    transparent 64%,
    transparent 100%
  );
  mix-blend-mode: soft-light;
  transform: translateX(-140%);
  animation: help-leaf-glimmer 8.5s ease-in-out infinite;
  animation-delay: 1.1s;
}

.help-forest-hero .help-eyebrow-label {
  position: relative;
  z-index: 1;
}

.help-forest-hero .help-forest-eyebrow.help-hero-reveal {
  animation-name: help-hero-emerge, help-eyebrow-breathe;
  animation-duration: 1.22s, 10s;
  animation-delay: 0.22s, 1.35s;
  animation-timing-function: cubic-bezier(0.25, 0.5, 0.22, 1), ease-in-out;
  animation-fill-mode: forwards, none;
  animation-iteration-count: 1, infinite;
}

.help-crumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px;
  font-size: 13px;
  font-weight: 600;
  color: rgba(167, 243, 208, 0.52);
}

.help-crumb a {
  color: rgba(167, 243, 208, 0.88);
  text-decoration: none;
  transition: color 0.2s ease;
}

.help-crumb a:hover {
  color: var(--fr-mist);
}

.help-crumb-sep {
  opacity: 0.4;
  user-select: none;
}

.help-crumb-here {
  color: rgba(236, 253, 245, 0.72);
}

.help-forest-eyebrow {
  margin-bottom: 12px;
}

.help-forest-title {
  margin: 0 0 10px;
  font-size: clamp(1.35rem, 3.2vw, 1.9rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--fr-mist);
}

.help-forest-lead {
  margin: 0;
  max-width: 40rem;
  font-size: 15px;
  line-height: 1.65;
  color: rgba(214, 245, 225, 0.58);
}

/* —— 正文容器 —— */
.help-page {
  max-width: 920px;
  margin: 0 auto;
  padding: 28px 0 72px;
}

/* —— 信息条 —— */
.help-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 14px;
  justify-content: center;
  align-items: center;
  padding: 20px 22px 22px;
  margin: 0 0 8px;
  border-radius: 28px 36px 32px 30px / 30px 28px 34px 32px;
  border: 1px solid rgba(110, 190, 140, 0.22);
  background: rgba(4, 18, 12, 0.45);
  box-shadow: 0 16px 40px -24px rgba(0, 0, 0, 0.45);
}

.help-strip-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  color: rgba(236, 253, 245, 0.82);
  padding: 10px 16px 9px 18px;
  border-radius: 999px 999px 28px 999px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(167, 243, 208, 0.14);
}

.help-strip-item:nth-child(even) {
  border-radius: 999px 999px 999px 32px;
}

.help-strip-item span:first-child {
  font-size: 15px;
  line-height: 1;
}

.help-section-title {
  font-size: clamp(20px, 3vw, 26px);
  font-weight: 900;
  color: var(--fr-mist);
  text-align: center;
  letter-spacing: -0.03em;
  margin-bottom: 10px;
}

.help-section-lead {
  text-align: center;
  font-size: 15px;
  color: rgba(214, 245, 225, 0.52);
  max-width: 560px;
  margin: 0 auto 28px;
  line-height: 1.65;
}

.help-section-title--organic {
  max-width: 22em;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.25;
}

/* —— 常见问题 · 鹅卵石 / 叶片形直达 —— */
.help-organic-topics {
  margin-top: 32px;
  padding: 28px 22px 32px;
  border-radius: 36px 24px 40px 28px / 32px 38px 28px 34px;
  border: 1px solid rgba(110, 190, 140, 0.24);
  background:
    radial-gradient(ellipse 85% 55% at 18% 12%, rgba(74, 222, 128, 0.09) 0%, transparent 50%),
    radial-gradient(ellipse 70% 50% at 92% 88%, rgba(16, 185, 129, 0.06) 0%, transparent 48%),
    rgba(3, 14, 10, 0.5);
  box-shadow: 0 22px 52px -28px rgba(0, 0, 0, 0.52);
}

.help-topic-pond {
  list-style: none;
  margin: 8px 0 0;
  padding: 8px 4px 4px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 12px 14px;
}

.help-pebble {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 20px 11px 22px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: rgba(236, 253, 245, 0.9);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(167, 243, 208, 0.18);
  box-shadow: 0 6px 20px -8px rgba(0, 0, 0, 0.35);
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
  /* 鹅卵石形：椭圆率 + 角部微不对称 */
  border-radius: 52% 48% 58% 42% / 56% 44% 52% 48%;
}

.help-pebble:hover {
  transform: translateY(-3px) scale(1.02);
  border-color: rgba(134, 239, 172, 0.42);
  background: rgba(74, 222, 128, 0.12);
  color: var(--fr-mist);
  box-shadow: 0 14px 32px -10px rgba(22, 101, 52, 0.45);
}

.help-pebble:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.35), 0 10px 28px -8px rgba(0, 0, 0, 0.4);
}

.help-pebble--tilt {
  border-radius: 48% 55% 45% 58% / 48% 52% 50% 52%;
  transform: rotate(-1.2deg);
}

.help-pebble--tilt:hover {
  transform: translateY(-3px) scale(1.02) rotate(-0.5deg);
}

.help-pebble--wide {
  padding-left: 24px;
  padding-right: 24px;
  border-radius: 46% 54% 50% 50% / 55% 45% 48% 52%;
}

.help-pebble--leaf {
  border-radius: 60% 38% 62% 40% / 48% 55% 45% 52%;
  padding-left: 22px;
  padding-right: 20px;
}

.help-topic-pond-foot {
  margin: 18px 0 0;
  text-align: center;
  font-size: 13px;
  font-weight: 600;
}

.help-pond-jump {
  color: rgba(167, 243, 208, 0.65);
  text-decoration: none;
  border-bottom: 1px dashed rgba(134, 239, 172, 0.35);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.help-pond-jump:hover {
  color: var(--fr-fern);
  border-bottom-color: rgba(134, 239, 172, 0.55);
}

/* —— 资源网格 —— */
.help-resources {
  margin-top: 24px;
  padding: 28px 24px 32px;
  border-radius: 32px 26px 38px 30px / 28px 34px 30px 36px;
  border: 1px solid rgba(90, 170, 120, 0.24);
  background:
    radial-gradient(ellipse 70% 45% at 100% 0%, rgba(74, 222, 128, 0.06) 0%, transparent 50%),
    rgba(4, 16, 11, 0.48);
  box-shadow: 0 16px 44px -24px rgba(0, 0, 0, 0.48);
}

.help-resources-intro {
  text-align: center;
  font-size: 14px;
  line-height: 1.65;
  color: rgba(214, 245, 225, 0.52);
  max-width: 52ch;
  margin: -4px auto 16px;
}

.help-resources-legend {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px 20px;
  margin: 0 0 14px;
  font-size: 12px;
  font-weight: 700;
  color: rgba(167, 243, 208, 0.55);
}

.help-resources-legend-i {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.help-resources-legend-i::before {
  content: '';
  width: 10px;
  height: 10px;
  border-radius: 3px;
}

.help-resources-legend-i--link::before {
  background: linear-gradient(135deg, #22c55e, #4ade80);
  box-shadow: 0 0 0 2px rgba(74, 222, 128, 0.2);
}

.help-resources-legend-i--tip::before {
  background: linear-gradient(135deg, rgba(253, 230, 138, 0.85), rgba(250, 204, 21, 0.6));
  box-shadow: 0 0 0 2px rgba(253, 230, 138, 0.15);
}

.help-res-bento {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(268px, 1fr));
  gap: 12px;
  margin-top: 4px;
}

.help-res-tile {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-height: 100%;
  padding: 14px 16px 14px 14px;
  border-radius: 22px 18px 24px 20px;
  text-decoration: none;
  color: inherit;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(167, 243, 208, 0.12);
  box-shadow: 0 8px 24px -18px rgba(0, 0, 0, 0.45);
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}

.help-res-bento .help-res-tile:nth-child(3n + 1) {
  border-radius: 24px 20px 18px 26px;
}

.help-res-bento .help-res-tile:nth-child(3n + 2) {
  border-radius: 18px 26px 22px 20px;
}

.help-res-bento .help-res-tile:nth-child(3n) {
  border-radius: 20px 22px 26px 18px;
}

a.help-res-tile:hover {
  transform: translateY(-2px);
  border-color: rgba(134, 239, 172, 0.28);
  box-shadow: 0 14px 32px -14px rgba(22, 101, 52, 0.35);
}

a.help-res-tile:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.25), 0 12px 28px -12px rgba(0, 0, 0, 0.4);
  border-color: rgba(134, 239, 172, 0.4);
}

a.help-res-tile:hover .help-res-tile-go {
  color: var(--fr-moss);
  transform: translateX(3px);
}

.help-res-tile--tip {
  background: rgba(253, 230, 138, 0.06);
  border-color: rgba(253, 230, 138, 0.18);
  cursor: default;
}

.help-res-tile-icon {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  line-height: 1;
  border-radius: 46% 54% 48% 52% / 52% 48% 50% 50%;
  background: rgba(74, 222, 128, 0.1);
  border: 1px solid rgba(134, 239, 172, 0.18);
}

.help-res-tile--tip .help-res-tile-icon {
  background: rgba(253, 230, 138, 0.1);
  border-color: rgba(253, 230, 138, 0.22);
}

.help-res-tile-text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.help-res-tile-title {
  font-size: 14px;
  font-weight: 800;
  color: var(--fr-mist);
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.help-res-tile-desc {
  font-size: 13px;
  line-height: 1.55;
  color: rgba(214, 245, 225, 0.55);
}

.help-res-tile-desc a {
  color: var(--fr-fern);
  font-weight: 700;
  text-decoration: none;
}

.help-res-tile-desc a:hover {
  color: #bbf7d0;
  text-decoration: underline;
}

.help-res-tile-desc a:focus-visible {
  outline: 2px solid rgba(74, 222, 128, 0.5);
  outline-offset: 2px;
  border-radius: 4px;
}

.help-res-tile-go {
  flex-shrink: 0;
  align-self: center;
  font-size: 16px;
  font-weight: 600;
  color: rgba(134, 239, 172, 0.45);
  transition: color 0.18s ease, transform 0.18s ease;
}

@media (max-width: 480px) {
  .help-organic-topics {
    padding: 22px 16px 26px;
    border-radius: 28px 22px 32px 26px;
  }

  .help-topic-pond {
    gap: 10px;
  }

  .help-pebble {
    font-size: 12px;
    padding: 9px 16px 10px;
    min-height: 42px;
  }

  .help-resources {
    padding: 22px 18px 26px;
  }

  .help-resources-legend {
    display: none;
  }

  .help-res-bento {
    grid-template-columns: 1fr;
  }
}

/* —— 目录 + FAQ 正文 —— */
.help-doc-layout {
  display: grid;
  grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
  gap: clamp(20px, 3vw, 36px);
  align-items: start;
  margin-top: 22px;
}

.help-doc-layout--single-group {
  grid-template-columns: 1fr;
}

.help-doc-layout--single-group .help-doc-toc-wrap {
  display: none;
}

.help-doc-toc-wrap {
  position: sticky;
  top: calc(var(--nav-height) + 16px);
  max-height: calc(100vh - var(--nav-height) - 48px);
  overflow: auto;
  padding: 16px 18px 18px;
  border-radius: 26px 22px 30px 24px / 24px 28px 22px 30px;
  background: rgba(4, 18, 12, 0.55);
  border: 1px solid rgba(110, 190, 140, 0.2);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.help-doc-toc {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.help-toc-link {
  font-size: 13px;
  font-weight: 600;
  color: rgba(167, 243, 208, 0.55);
  text-decoration: none;
  line-height: 1.45;
  padding: 8px 10px;
  margin: 0 -8px;
  border-radius: 14px 18px 16px 12px;
  transition: background 0.15s ease, color 0.15s ease;
}

.help-toc-link:hover {
  color: var(--fr-fern);
  background: rgba(74, 222, 128, 0.1);
}

.help-toc-link.is-active {
  color: var(--fr-mist);
  font-weight: 800;
  background: rgba(74, 222, 128, 0.14);
}

.help-doc-body .help-faq-group {
  scroll-margin-top: 96px;
}

@media (max-width: 900px) {
  .help-doc-layout {
    grid-template-columns: 1fr;
  }

  .help-doc-toc-wrap {
    position: relative;
    top: auto;
    max-height: none;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    flex-direction: row;
    align-items: center;
  }

  .help-doc-toc {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 8px;
  }

  .help-toc-link {
    margin: 0;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(167, 243, 208, 0.14);
  }
}

/* —— FAQ 森林背景装饰 keyframes —— */
@keyframes faq-orb-drift-a {
  0%   { transform: translate(0, 0) scale(1); }
  33%  { transform: translate(4%, 3%) scale(1.06); }
  66%  { transform: translate(-3%, 5%) scale(0.96); }
  100% { transform: translate(0, 0) scale(1); }
}
@keyframes faq-orb-drift-b {
  0%   { transform: translate(0, 0) scale(1); }
  40%  { transform: translate(-5%, -4%) scale(1.08); }
  70%  { transform: translate(3%, -2%) scale(0.94); }
  100% { transform: translate(0, 0) scale(1); }
}
@keyframes faq-orb-drift-c {
  0%   { transform: translate(0, 0) scale(1); }
  50%  { transform: translate(5%, -6%) scale(1.1); }
  100% { transform: translate(0, 0) scale(1); }
}
@keyframes faq-leaf-fall {
  0%   { transform: translateY(0) translateX(0) rotate(0deg); opacity: 0; }
  8%   { opacity: 1; }
  85%  { opacity: 0.8; }
  100% { transform: translateY(-110px) translateX(18px) rotate(220deg); opacity: 0; }
}
@keyframes faq-leaf-fall-b {
  0%   { transform: translateY(0) translateX(0) rotate(30deg); opacity: 0; }
  10%  { opacity: 0.9; }
  80%  { opacity: 0.6; }
  100% { transform: translateY(-130px) translateX(-22px) rotate(-180deg); opacity: 0; }
}
@keyframes faq-sweep {
  0%   { transform: translateX(-100%) rotate(-20deg); opacity: 0; }
  12%  { opacity: 1; }
  88%  { opacity: 0.6; }
  100% { transform: translateX(200%) rotate(-20deg); opacity: 0; }
}
@keyframes faq-firefly {
  0%   { transform: translate(0, 0) scale(1); opacity: 0; }
  15%  { opacity: 1; }
  50%  { transform: translate(var(--fx), var(--fy)) scale(1.4); opacity: 0.9; }
  85%  { opacity: 0.5; }
  100% { transform: translate(0, 0) scale(0.8); opacity: 0; }
}

/* —— FAQ 折叠 —— */
.help-faq-section {
  margin: 36px 0 40px;
  padding: 34px 26px 38px;
  border-radius: 40px 28px 36px 32px / 32px 38px 28px 40px;
  border: 1px solid rgba(90, 170, 120, 0.26);
  background:
    radial-gradient(ellipse 90% 50% at 50% 0%, rgba(74, 222, 128, 0.08) 0%, transparent 52%),
    rgba(3, 14, 10, 0.5);
  box-shadow: 0 20px 48px -28px rgba(0, 0, 0, 0.5);
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

/* —— 装饰层容器 —— */
.help-faq-deco {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  contain: layout style;
}

/* —— 漂浮光球 —— */
.help-faq-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  will-change: transform;
}
.help-faq-orb--a {
  width: 340px;
  height: 260px;
  top: -80px;
  left: -60px;
  background: radial-gradient(ellipse at 40% 40%, rgba(34, 197, 94, 0.14) 0%, transparent 70%);
  animation: faq-orb-drift-a 38s ease-in-out infinite;
}
.help-faq-orb--b {
  width: 280px;
  height: 320px;
  bottom: -100px;
  right: -40px;
  background: radial-gradient(ellipse at 60% 60%, rgba(74, 222, 128, 0.12) 0%, transparent 65%);
  animation: faq-orb-drift-b 45s ease-in-out infinite;
}
.help-faq-orb--c {
  width: 200px;
  height: 200px;
  top: 40%;
  left: 55%;
  background: radial-gradient(circle, rgba(52, 211, 153, 0.08) 0%, transparent 70%);
  animation: faq-orb-drift-c 52s ease-in-out infinite;
}

/* —— 扫光线 —— */
.help-faq-sweep {
  position: absolute;
  top: -10%;
  left: -30%;
  width: 30%;
  height: 160%;
  background: linear-gradient(
    105deg,
    transparent 0%,
    rgba(74, 222, 128, 0.04) 45%,
    rgba(134, 239, 172, 0.07) 50%,
    rgba(74, 222, 128, 0.04) 55%,
    transparent 100%
  );
  animation: faq-sweep 22s ease-in-out infinite;
  animation-delay: 4s;
}

/* —— 飘叶 —— */
.help-faq-leaf {
  position: absolute;
  will-change: transform, opacity;
}
.help-faq-leaf--1 {
  width: 22px;
  bottom: 18%;
  left: 8%;
  animation: faq-leaf-fall 14s ease-in-out infinite;
  animation-delay: 0s;
}
.help-faq-leaf--2 {
  width: 18px;
  bottom: 10%;
  left: 30%;
  animation: faq-leaf-fall-b 17s ease-in-out infinite;
  animation-delay: 3.5s;
}
.help-faq-leaf--3 {
  width: 20px;
  bottom: 22%;
  right: 22%;
  animation: faq-leaf-fall 20s ease-in-out infinite;
  animation-delay: 7s;
}
.help-faq-leaf--4 {
  width: 14px;
  bottom: 6%;
  right: 10%;
  animation: faq-leaf-fall-b 12s ease-in-out infinite;
  animation-delay: 1.8s;
}
.help-faq-leaf--5 {
  width: 16px;
  bottom: 30%;
  left: 62%;
  animation: faq-leaf-fall 16s ease-in-out infinite;
  animation-delay: 5.5s;
}

/* —— 萤火虫 —— */
.help-faq-firefly {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(134, 239, 172, 0.9);
  box-shadow: 0 0 6px 2px rgba(74, 222, 128, 0.6), 0 0 14px 4px rgba(74, 222, 128, 0.3);
  will-change: transform, opacity;
}
.help-faq-ff--1 {
  top: 20%;
  left: 5%;
  --fx: 28px; --fy: -18px;
  animation: faq-firefly 9s ease-in-out infinite;
  animation-delay: 0s;
}
.help-faq-ff--2 {
  top: 60%;
  left: 15%;
  --fx: -20px; --fy: -30px;
  animation: faq-firefly 12s ease-in-out infinite;
  animation-delay: 2.5s;
}
.help-faq-ff--3 {
  top: 35%;
  right: 8%;
  --fx: -24px; --fy: 20px;
  animation: faq-firefly 10s ease-in-out infinite;
  animation-delay: 5s;
}
.help-faq-ff--4 {
  top: 75%;
  right: 20%;
  --fx: 16px; --fy: -22px;
  animation: faq-firefly 8s ease-in-out infinite;
  animation-delay: 7.5s;
}

/* 确保正文内容层叠在装饰层上方 */
.help-faq-section > :not(.help-faq-deco) {
  position: relative;
  z-index: 1;
}

.help-faq-group {
  margin-bottom: 28px;
}

.help-faq-group:last-child {
  margin-bottom: 0;
}

.help-faq-group-h {
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(134, 239, 172, 0.65);
  margin: 0 0 14px;
  padding-left: 2px;
}

.help-details {
  border: 1px solid rgba(167, 243, 208, 0.14);
  border-radius: 22px 28px 20px 26px / 24px 20px 28px 22px;
  margin-bottom: 12px;
  background: rgba(255, 255, 255, 0.035);
  box-shadow: 0 8px 24px -16px rgba(0, 0, 0, 0.4);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  scroll-margin-top: 92px;
}

.help-details:last-child {
  margin-bottom: 0;
}

.help-details[open] {
  border-color: rgba(74, 222, 128, 0.28);
  box-shadow: 0 0 0 1px rgba(74, 222, 128, 0.08), 0 12px 28px -12px rgba(22, 101, 52, 0.25);
}

.help-details-sum {
  cursor: pointer;
  list-style: none;
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 800;
  color: var(--fr-mist);
  line-height: 1.45;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  user-select: none;
}

.help-details-sum::-webkit-details-marker {
  display: none;
}

.help-details-sum::after {
  content: '+';
  flex-shrink: 0;
  font-size: 20px;
  font-weight: 600;
  color: rgba(167, 243, 208, 0.5);
  line-height: 1;
  transition: transform 0.2s ease, color 0.2s ease;
}

.help-details[open] .help-details-sum::after {
  content: '−';
  color: var(--fr-moss);
}

.help-details-sum span {
  min-width: 0;
  text-align: left;
}

.help-details-sum:hover,
.help-details-sum:focus-visible {
  color: var(--fr-fern);
  outline: none;
}

.help-details-sum:focus-visible {
  box-shadow: inset 0 0 0 2px rgba(74, 222, 128, 0.2);
  border-radius: 16px 20px 18px 22px;
}

.help-details-body {
  padding: 0 20px 18px;
  font-size: 14px;
  color: rgba(236, 253, 245, 0.78);
  line-height: 1.75;
  white-space: normal;
  border-top: 1px solid rgba(167, 243, 208, 0.1);
  margin: 0 16px;
  padding-top: 14px;
  padding-bottom: 20px;
}

.help-details-body p {
  margin: 0 0 12px;
}

.help-details-body p:last-child {
  margin-bottom: 0;
}

.help-details-body ul,
.help-details-body ol {
  margin: 0 0 12px;
  padding-left: 1.25em;
}

.help-details-body li {
  margin: 4px 0;
}

.help-details-body pre {
  margin: 0 0 12px;
  padding: 12px 14px;
  font-size: 13px;
  line-height: 1.55;
  background: rgba(0, 0, 0, 0.35);
  border-radius: 16px 12px 18px 14px;
  overflow-x: auto;
  border: 1px solid rgba(134, 239, 172, 0.12);
  color: rgba(236, 253, 245, 0.9);
}

.help-details-body code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12.5px;
}

.help-faq-empty {
  font-size: 14px;
  color: rgba(167, 243, 208, 0.5);
  line-height: 1.65;
  text-align: center;
  margin: 8px 0 0;
}

/* —— CTA —— */
.help-cta {
  position: relative;
  overflow: hidden;
  margin: 0 0 48px;
  padding: 0;
  border-radius: 38px 30px 42px 28px / 32px 40px 28px 36px;
  border: 1px solid rgba(110, 190, 140, 0.28);
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(74, 222, 128, 0.12) 0%, transparent 55%),
    linear-gradient(168deg, rgba(8, 36, 24, 0.75) 0%, rgba(4, 18, 12, 0.92) 100%);
  box-shadow: 0 20px 48px -24px rgba(0, 0, 0, 0.55);
}

.help-cta-glow {
  position: absolute;
  left: 50%;
  bottom: -40%;
  width: min(720px, 140%);
  height: min(320px, 55vw);
  transform: translateX(-50%);
  background: radial-gradient(ellipse 70% 60% at 50% 50%, rgba(74, 222, 128, 0.15) 0%, transparent 72%);
  pointer-events: none;
}

.help-cta-inner {
  position: relative;
  z-index: 1;
  padding: 40px 36px 44px;
  max-width: 640px;
}

.help-cta-eyebrow {
  margin: 0 0 10px;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(134, 239, 172, 0.65);
}

.help-cta-title {
  margin: 0 0 14px;
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--fr-mist);
  line-height: 1.2;
}

.help-cta-desc {
  margin: 0 0 28px;
  font-size: 15px;
  line-height: 1.7;
  color: rgba(214, 245, 225, 0.58);
  max-width: 52ch;
}

.help-cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 14px;
  align-items: center;
}

.help-cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 26px;
  border-radius: 20px 24px 22px 26px / 22px 20px 24px 22px;
  font-size: 15px;
  font-weight: 800;
  font-family: inherit;
  text-decoration: none;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.2s ease, background 0.2s ease;
  cursor: pointer;
}

.help-cta-btn-primary {
  color: #fff;
  border: none;
  background: linear-gradient(135deg, #166534 0%, #22c55e 50%, #4ade80 100%);
  box-shadow: 0 12px 32px -8px rgba(34, 197, 94, 0.45);
}

.help-cta-btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px -6px rgba(74, 222, 128, 0.5);
}

.help-cta-btn-primary:active {
  transform: translateY(0);
}

.help-cta-btn-secondary {
  color: var(--fr-fern);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(167, 243, 208, 0.28);
  box-shadow: none;
}

.help-cta-btn-secondary:hover {
  border-color: rgba(134, 239, 172, 0.45);
  background: rgba(255, 255, 255, 0.12);
  color: var(--fr-mist);
  transform: translateY(-2px);
}

.help-cta-btn-secondary:active {
  transform: translateY(0);
}

.help-cta-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.35);
}

.help-cta-btn-secondary:focus-visible {
  box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.28);
}

@media (max-width: 560px) {
  .help-cta-inner {
    padding: 32px 22px 36px;
    text-align: center;
  }

  .help-cta-desc {
    margin-left: auto;
    margin-right: auto;
  }

  .help-cta-actions {
    flex-direction: column;
    align-items: stretch;
    max-width: 320px;
    margin: 0 auto;
  }

  .help-cta-btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .help-strip {
    padding: 14px 16px;
  }

  .help-faq-section {
    padding: 26px 18px 30px;
    border-radius: 28px 22px 30px 26px;
  }

  .help-details-sum {
    padding: 14px 16px;
    font-size: 14px;
  }

  .help-details-body {
    margin: 0 12px;
    padding-left: 16px;
    padding-right: 16px;
  }
}

@media (max-width: 768px) {
  .help-details-sum {
    min-height: 48px;
    -webkit-tap-highlight-color: rgba(74, 222, 128, 0.12);
  }

  .help-pebble {
    min-height: 48px;
    -webkit-tap-highlight-color: rgba(74, 222, 128, 0.1);
  }

  .help-toc-link {
    min-height: 40px;
    display: inline-flex;
    align-items: center;
  }

  .help-doc-body .help-faq-group {
    scroll-margin-top: 72px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .help-forest-hero::before {
    animation: none;
    opacity: 0.55;
    transform: none;
  }

  .help-forest-hero .help-hero-shimmer {
    animation: none;
    opacity: 0;
  }

  .help-hero-blob--a,
  .help-hero-blob--b,
  .help-hero-blob--c {
    animation: none;
  }

  .help-hero-fireflies span {
    animation: none !important;
    opacity: 0;
  }

  .help-hero-deco {
    animation: none;
    transform: none;
    will-change: auto;
  }

  .help-forest-hero .help-forest-eyebrow::before {
    animation: none;
    opacity: 0;
    transform: none;
  }

  .help-hero-reveal,
  .help-forest-title.help-hero-reveal {
    opacity: 1;
    animation: none !important;
    transform: none;
    filter: none;
  }

  .help-forest-title.help-hero-reveal {
    text-shadow: 0 1px 0 rgba(0, 0, 0, 0.18);
  }

  .help-pebble,
  .help-pebble--tilt:hover,
  .help-res-tile,
  .help-cta-btn {
    transition: none !important;
  }

  .help-pebble--tilt,
  .help-pebble--tilt:hover {
    transform: none;
  }

  .help-faq-orb,
  .help-faq-sweep,
  .help-faq-leaf,
  .help-faq-firefly {
    animation: none !important;
    opacity: 0;
  }
}