/* ====== Reset & Base ====== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  overflow-x: hidden;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
    "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: #0d0d0d;
  background: #fff;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

img {
  max-width: 100%;
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

button {
  border: none;
  background: none;
  font-family: inherit;
  cursor: pointer;
}

/* ====== Header ====== */
.wps-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 99;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid rgba(13, 13, 13, 0.06);
  transition: all .35s ease;
}

.header-wrapper {
  max-width: 1280px;
  margin: 0 auto;
  height: 64px;
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.header-left .logo {
  height: 28px;
  width: auto;
}

.header-left .line {
  display: inline-block;
  width: 1px;
  height: 20px;
  background: rgba(13, 13, 13, 0.18);
}

.header-left .logo-ai {
  height: 22px;
  width: auto;
}

.header-left .logo-title {
  font-size: 14px;
  color: rgba(13, 13, 13, 0.7);
  display: flex;
  align-items: center;
}

.header-left .logo-title-bold {
  font-weight: 600;
  color: #0d0d0d;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 24px;
}

.header-right .wpsHome {
  font-size: 14px;
  color: rgba(13, 13, 13, 0.7);
  transition: color .2s;
}

.header-right .wpsHome:hover {
  color: #ff3b30;
}

/* Header download button: stacked SVGs (normal/hover/pressed) like original */
.header-right .download-btn {
  position: relative;
  display: inline-block;
  width: 88px;
  height: 28px;
  cursor: pointer;
}

.header-right .download-btn img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  transition: opacity .2s ease;
}

.header-right .download-btn .hover,
.header-right .download-btn .pressed {
  opacity: 0;
}

.header-right .download-btn:hover .normal {
  opacity: 0;
}

.header-right .download-btn:hover .hover {
  opacity: 1;
}

.header-right .download-btn:active .hover {
  opacity: 0;
}

.header-right .download-btn:active .pressed {
  opacity: 1;
}

/* ====== Layout / Modules ====== */
.container {
  width: 100%;
}

.module {
  width: 100%;
  padding: 110px 32px;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.module-header {
  text-align: center;
  margin-bottom: 48px;
  max-width: 880px;
  position: relative;
  z-index: 2;
}

.module-header-title,
h1.module-header-title,
h2.module-header-title {
  font-size: 46px;
  font-weight: 700;
  line-height: 1.2;
  color: #0d0d0d;
  margin: 0 0 20px;
  letter-spacing: -0.5px;
}

/* 视觉隐藏，但保留给 SEO 与读屏器 */
.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* feature cards 标题语义化 */
.grid-item-cont h3.title {
  font-size: 20px;
  font-weight: 600;
  color: #0d0d0d;
  margin: 0 0 10px;
}

.module-trust-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 24px 40px;
  max-width: 900px;
  margin: 32px auto 0;
  padding: 18px 28px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(13, 13, 13, 0.06);
  border-radius: 999px;
  backdrop-filter: blur(10px);
}

.module-trust-bar .item {
  display: flex;
  align-items: baseline;
  gap: 6px;
  color: rgba(13, 13, 13, 0.7);
  font-size: 13px;
}

.module-trust-bar .item strong {
  font-size: 18px;
  font-weight: 700;
  background: linear-gradient(135deg, #ff06a2 0%, #ff6225 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.module-header-title .fresh {
  background: linear-gradient(135deg, #ff06a2 0%, #ff6225 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}

.module-header-subtitle {
  font-size: 17px;
  line-height: 1.75;
  color: rgba(13, 13, 13, 0.6);
  max-width: 760px;
  margin: 0 auto;
}

.module-header-guide {
  margin-top: 32px;
}

.w-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 500;
  transition: all .25s ease;
  cursor: pointer;
}

.w-button-normal {
  background: linear-gradient(135deg, #ff06a2 0%, #ff6225 100%);
  color: #fff;
  box-shadow: 0 6px 18px rgba(255, 60, 80, 0.32);
}

.w-button-normal:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(255, 60, 80, 0.4);
}

.w-button-normal.white {
  background: #fff;
  color: #0d0d0d;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.12);
}

.w-button-normal.white:hover {
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
}

.module-content {
  width: 100%;
  max-width: 1100px;
  display: flex;
  justify-content: center;
  position: relative;
  z-index: 2;
}

/* ====== Hero ====== */
.module.home {
  min-height: 100vh;
  padding-top: 130px;
  padding-bottom: 60px;
  background:
    radial-gradient(1100px 600px at 18% 0%, rgba(255, 100, 90, 0.10), transparent 60%),
    radial-gradient(1000px 500px at 82% 30%, rgba(255, 180, 90, 0.12), transparent 60%),
    linear-gradient(180deg, #fffdfb 0%, #fff 100%);
}

.module.home .module-header {
  margin-bottom: 36px;
}

.module.home .module-header-logo {
  height: 110px;
  width: auto;
  margin: 0 auto 28px;
}

.redFill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 52px;
  padding: 0 30px;
  border-radius: 999px;
  background: linear-gradient(135deg, #ff06a2 0%, #ff6225 100%);
  color: #fff;
  font-size: 17px;
  font-weight: 500;
  box-shadow: 0 10px 26px rgba(255, 60, 80, 0.38);
  cursor: pointer;
  transition: transform .25s ease, box-shadow .25s ease;
  user-select: none;
}

.redFill:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(255, 60, 80, 0.48);
}

.redFill .arrow_down {
  width: 14px;
  height: 14px;
  filter: brightness(0) invert(1);
}

.module.home .module-content {
  margin-top: 24px;
}

.module.home .module-content-banner {
  width: 100%;
  max-width: 1100px;
  height: auto;
  display: block;
  border-radius: 16px;
  box-shadow: 0 30px 60px -24px rgba(13, 13, 13, 0.22);
}

/* ====== AI module ====== */
.module.ai {
  background: linear-gradient(180deg, #0e0e1a 0%, #1c1733 50%, #2a1e3f 100%);
  color: #fff;
}

.module.ai .module-header-title {
  color: #fff;
}

.module.ai .module-header-subtitle {
  color: rgba(255, 255, 255, 0.72);
}

.module.ai .module-background {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.14;
  z-index: 1;
}

.module.ai .module-background img {
  width: 90%;
  max-width: 1000px;
  height: auto;
}

.module.ai .module-content-banner {
  width: 100%;
  max-width: 920px;
  border-radius: 24px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(255, 255, 255, 0.10);
  box-shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.5);
}

.module.ai .module-content-banner img {
  width: 100%;
  height: auto;
  display: block;
}

/* ====== New Document ====== */
.module.new-document {
  background: linear-gradient(180deg, #fff 0%, #fff7f3 100%);
}

.module.new-document .module-background {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
  z-index: 1;
}

.module.new-document .module-background .bg-left {
  position: absolute;
  left: -120px;
  top: 0;
  width: 600px;
  height: auto;
  opacity: 0.18;
}

.module.new-document .module-background .bg-right {
  position: absolute;
  right: -120px;
  top: 80px;
  width: 600px;
  height: auto;
  opacity: 0.18;
  transform: scaleX(-1);
}

.module.new-document .module-content {
  max-width: 1100px;
}

.module.new-document .module-content-banner {
  width: 100%;
  position: relative;
}

.module.new-document .module-content-banner-box {
  position: relative;
  width: 100%;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 24px 60px -20px rgba(13, 13, 13, 0.16);
}

.module.new-document .module-content-banner-box img {
  width: 100%;
  height: auto;
  display: block;
}

.module.new-document .module-content-banner-box .new-table-img {
  position: absolute;
  inset: 0;
  opacity: 0;
  animation: docSwitch 8s ease-in-out infinite;
}

.module.new-document .module-content-banner-box img:not(.new-table-img) {
  animation: docSwitchInv 8s ease-in-out infinite;
}

@keyframes docSwitch {
  0%, 40% { opacity: 0; }
  50%, 90% { opacity: 1; }
  100% { opacity: 0; }
}

@keyframes docSwitchInv {
  0%, 40% { opacity: 1; }
  50%, 90% { opacity: 0; }
  100% { opacity: 1; }
}

.module.new-document .document-icon {
  position: absolute;
  right: -60px;
  top: -120px;
  width: 240px;
  height: auto;
  opacity: 0.18;
  pointer-events: none;
  z-index: 0;
}

/* ====== Cross Platform ====== */
.module.new-platform {
  background: #fff;
  padding-bottom: 130px;
}

.module.new-platform .module-background {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: url("../images/vision_bg.jpeg") center/cover no-repeat;
  opacity: 0.5;
}

.module.new-platform .module-background::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.5) 100%);
}

.grid-wrapper {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  width: 100%;
  max-width: 1100px;
}

.grid-item {
  background: #fff;
  border: 1px solid rgba(13, 13, 13, 0.04);
  border-radius: 20px;
  transition: all .3s ease;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.grid-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 50px -16px rgba(13, 13, 13, 0.18);
}

/* 卡片上半部分：插画区 */
.grid-item-illust {
  position: relative;
  width: 100%;
  height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.grid-item-illust.bg-1 {
  background: linear-gradient(135deg, #e8f1ff 0%, #f3e8ff 100%);
}
.grid-item-illust.bg-2 {
  background: linear-gradient(135deg, #f0e8ff 0%, #fce4ff 100%);
}
.grid-item-illust.bg-3 {
  background: linear-gradient(135deg, #ffe8f4 0%, #efe4ff 100%);
}
.grid-item-illust.bg-4 {
  background: linear-gradient(135deg, #e8f1ff 0%, #efe4ff 100%);
}

.grid-item-illust .illust-icon {
  width: 96px;
  height: 96px;
  filter: drop-shadow(0 10px 24px rgba(91, 100, 230, 0.25));
  z-index: 2;
  position: relative;
}

/* 模拟"列表条" */
.illust-mock-list {
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
  width: 140px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.78);
  backdrop-filter: blur(8px);
  border-radius: 12px;
  box-shadow: 0 8px 20px rgba(91, 100, 230, 0.12);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.illust-mock-list .row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.illust-mock-list .dot {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  flex-shrink: 0;
}

.illust-mock-list .row:nth-child(1) .dot { background: #ff7a8a; }
.illust-mock-list .row:nth-child(2) .dot { background: #ffb45a; }
.illust-mock-list .row:nth-child(3) .dot { background: #5bc88a; }
.illust-mock-list .row:nth-child(4) .dot { background: #5b8def; }

.illust-mock-list .bar {
  flex: 1;
  height: 6px;
  border-radius: 3px;
  background: rgba(13, 13, 13, 0.08);
}

/* 文档流转：桌面窗口 + 手机 */
.illust-window {
  position: absolute;
  left: 40px;
  top: 36px;
  width: 200px;
  height: 130px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 12px 28px rgba(91, 100, 230, 0.18);
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.illust-window .top-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(13, 13, 13, 0.05);
}
.illust-window .top-bar .w {
  width: 16px;
  height: 16px;
  border-radius: 3px;
  background: linear-gradient(135deg, #2b6ce6, #1a4fb0);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.illust-window .top-bar .ctrls {
  margin-left: auto;
  display: flex;
  gap: 4px;
}
.illust-window .top-bar .ctrls span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(13, 13, 13, 0.15);
}
.illust-window .label {
  font-size: 10px;
  color: rgba(13, 13, 13, 0.45);
  letter-spacing: .5px;
}
.illust-window .text-line {
  height: 5px;
  border-radius: 2px;
  background: rgba(13, 13, 13, 0.08);
}
.illust-window .text-line:nth-child(4) { width: 90%; }
.illust-window .text-line:nth-child(5) { width: 70%; }

.illust-phone {
  position: absolute;
  right: 48px;
  top: 60px;
  width: 70px;
  height: 130px;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 12px 28px rgba(216, 100, 230, 0.22);
  padding: 10px 8px;
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.illust-phone .ph-w {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  background: linear-gradient(135deg, #2b6ce6, #1a4fb0);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 4px;
}
.illust-phone .line {
  height: 4px;
  border-radius: 2px;
  background: rgba(13, 13, 13, 0.08);
}
.illust-phone .line:nth-child(3) { width: 80%; }
.illust-phone .line:nth-child(5) { width: 60%; }

/* 设备协同：签名画板 */
.illust-pad {
  width: 220px;
  height: 150px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 16px 30px rgba(216, 100, 230, 0.2);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  position: relative;
}
.illust-pad .sig-label {
  font-size: 11px;
  color: rgba(13, 13, 13, 0.5);
}
.illust-pad .sig {
  font-family: "STKaiti", "KaiTi", cursive;
  font-size: 36px;
  font-weight: 700;
  color: #0d0d0d;
  letter-spacing: 2px;
  transform: rotate(-6deg);
  margin-left: 24px;
}
.illust-pad .palette {
  position: absolute;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 6px;
  background: rgba(13, 13, 13, 0.04);
  padding: 5px 8px;
  border-radius: 999px;
}
.illust-pad .palette span {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.illust-pad .palette span:nth-child(1) { background: #0d0d0d; }
.illust-pad .palette span:nth-child(2) { background: #ff5a3c; }
.illust-pad .palette span:nth-child(3) { background: #ffb45a; }
.illust-pad .palette span:nth-child(4) { background: #5bc88a; }
.illust-pad .palette span:nth-child(5) { background: #5b8def; }

/* 在线文档：头像 + 评论气泡 */
.illust-collab {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.illust-avatars {
  position: absolute;
  top: 36px;
  right: 36px;
  display: flex;
  align-items: center;
}
.illust-avatars .av {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 2px solid #fff;
  margin-left: -8px;
  font-size: 12px;
  font-weight: 600;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}
.illust-avatars .av:nth-child(1) { background: linear-gradient(135deg, #ff7a8a, #ff5a3c); }
.illust-avatars .av:nth-child(2) { background: linear-gradient(135deg, #5b8def, #2b6ce6); }
.illust-avatars .av:nth-child(3) { background: linear-gradient(135deg, #b06bff, #7a3ce6); }
.illust-avatars .av.more {
  background: rgba(13, 13, 13, 0.65);
  font-size: 10px;
}
.illust-bubble {
  position: absolute;
  padding: 8px 12px;
  background: #fff;
  border-radius: 14px;
  font-size: 11px;
  color: #0d0d0d;
  font-weight: 500;
  box-shadow: 0 10px 24px rgba(13, 13, 13, 0.1);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.illust-bubble::before {
  content: "";
  width: 14px;
  height: 14px;
  border-radius: 50%;
  flex-shrink: 0;
}
.illust-bubble.b1 {
  top: 90px;
  left: 60px;
}
.illust-bubble.b1::before {
  background: linear-gradient(135deg, #ff7a8a, #ff5a3c);
}
.illust-bubble.b2 {
  bottom: 60px;
  right: 70px;
}
.illust-bubble.b2::before {
  background: linear-gradient(135deg, #b06bff, #7a3ce6);
}

/* 卡片下半部分：文案 */
.grid-item-cont {
  padding: 28px 30px 32px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.grid-item-cont .title,
.grid-item-cont h3.title {
  font-size: 22px;
  font-weight: 600;
  color: #0d0d0d;
  margin: 0;
}

.grid-item-cont .content {
  font-size: 14px;
  line-height: 1.75;
  color: rgba(13, 13, 13, 0.6);
  margin: 0;
}

/* ====== WPS 365 ====== */
.module.wps-365 {
  background:
    radial-gradient(900px 400px at 12% 88%, rgba(43, 108, 230, 0.10), transparent 60%),
    radial-gradient(900px 400px at 88% 12%, rgba(255, 6, 162, 0.08), transparent 60%),
    linear-gradient(180deg, #f7f7fb 0%, #fff 100%);
}

.module.wps-365 .module-content {
  max-width: 1100px;
}

.module.wps-365 .module-content-box {
  position: relative;
  width: 100%;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 30px 60px -20px rgba(31, 42, 68, 0.24);
}

.module.wps-365 .module-content-banner {
  width: 100%;
  height: auto;
  display: block;
}

/* ====== Download bg ====== */
.module.new-download {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.85) 0%, rgba(245, 245, 247, 0.85) 100%),
    url("../images/floor4_bg.png") center/cover no-repeat;
}

/* ====== Download ====== */
.download-wrapper {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  width: 100%;
  max-width: 920px;
}

.download-item {
  flex: 1 1 200px;
  max-width: 220px;
  padding: 36px 20px 28px;
  text-align: center;
  background: transparent;
  border-radius: 20px;
  transition: all .35s ease;
  cursor: pointer;
  border: 1px solid transparent;
}

.download-item:hover,
.download-item.active {
  background: #fff;
  border-color: rgba(13, 13, 13, 0.04);
  box-shadow: 0 18px 40px -12px rgba(13, 13, 13, 0.14);
  transform: translateY(-4px);
}

.download-item .logo {
  margin-bottom: 18px;
}

.download-item .logo img {
  width: 56px;
  height: 56px;
  margin: 0 auto;
}

.download-item .plat-name {
  font-size: 18px;
  line-height: 1.4;
  font-weight: 600;
  color: #0d0d0d;
  margin-bottom: 4px;
}

.download-item .plat-app-size {
  font-size: 13px;
  color: rgba(13, 13, 13, 0.46);
  margin-bottom: 20px;
}

.download-item a {
  display: inline-block;
  min-width: 110px;
  height: 38px;
  line-height: 38px;
  padding: 0 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, #ff06a2 0%, #ff6225 100%);
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  user-select: none;
  transition: all .25s ease;
  box-shadow: 0 6px 14px rgba(255, 60, 80, 0.24);
}

.download-item a:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 22px rgba(255, 60, 80, 0.36);
}

/* ====== FAQ ====== */
.module.faq {
  background: linear-gradient(180deg, #f5f5f7 0%, #fff 100%);
}

.faq-list {
  width: 100%;
  max-width: 880px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: #fff;
  border: 1px solid rgba(13, 13, 13, 0.06);
  border-radius: 16px;
  padding: 0 28px;
  transition: box-shadow .25s ease, border-color .25s ease;
}

.faq-item[open] {
  box-shadow: 0 18px 36px -16px rgba(13, 13, 13, 0.12);
  border-color: rgba(255, 98, 37, 0.18);
}

.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 0;
  font-size: 17px;
  font-weight: 600;
  color: #0d0d0d;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  user-select: none;
  position: relative;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: "";
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(13, 13, 13, 0.06);
  position: relative;
  transition: background .25s ease, transform .25s ease;
}

.faq-item summary::before {
  content: "";
  position: absolute;
  right: 28px;
  width: 12px;
  height: 2px;
  background: #0d0d0d;
  transition: transform .25s ease;
}

.faq-item summary i.plus {
  position: absolute;
  right: 35.5px;
  width: 2px;
  height: 12px;
  background: #0d0d0d;
  transition: transform .25s ease;
}

.faq-item[open] summary::after {
  background: linear-gradient(135deg, #ff06a2 0%, #ff6225 100%);
}

.faq-item[open] summary::before {
  background: #fff;
}

.faq-item[open] summary i.plus {
  transform: rotate(90deg);
  background: #fff;
  opacity: 0;
}

.faq-item .faq-answer {
  padding: 0 0 24px;
  font-size: 15px;
  line-height: 1.85;
  color: rgba(13, 13, 13, 0.7);
  border-top: 1px solid rgba(13, 13, 13, 0.05);
  padding-top: 18px;
  margin-top: -2px;
}

.faq-item .faq-answer a {
  color: #ff6225;
  text-decoration: underline;
}

/* ====== Footer ====== */
footer {
  padding: 56px 24px 36px;
  background: #1c1c1f;
  color: rgba(255, 255, 255, 0.7);
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 36px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid h4 {
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 18px;
}

.footer-grid ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-grid ul a {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  transition: color .2s;
}

.footer-grid ul a:hover {
  color: #fff;
}

.footer-brand p {
  font-size: 13px;
  line-height: 1.85;
  color: rgba(255, 255, 255, 0.6);
  margin: 0 0 12px;
}

.footer-brand .footer-logo {
  height: 28px;
  width: auto;
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}

.footer-brand .badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.08);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.75);
  margin-right: 6px;
  margin-bottom: 6px;
}

.footer-contact-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-bottom: 14px;
}

.footer-contact-item .label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
}

.footer-contact-item .value {
  font-size: 14px;
  color: #fff;
  font-weight: 500;
}

.footer-bottom {
  padding-top: 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.45);
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.55);
  transition: color .2s;
}

.footer-bottom a:hover {
  color: #fff;
}

.footer-bottom .icp-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }
}
@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

/* ====== Animations ====== */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .8s ease, transform .8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.module.home .module-header,
.module.home .module-content {
  animation: fadeUp .9s ease both;
}

.module.home .module-content {
  animation-delay: .15s;
}

/* ====== Responsive ====== */
@media (max-width: 1024px) {
  .module {
    padding: 90px 28px;
  }
  .module-header-title {
    font-size: 38px;
  }
  .grid-wrapper {
    grid-template-columns: repeat(2, 1fr);
  }
  .module.new-document .document-icon {
    width: 240px;
  }
}

@media (max-width: 768px) {
  .header-wrapper {
    height: 56px;
    padding: 0 16px;
  }
  .header-left .logo-title,
  .header-right .wpsHome {
    display: none;
  }
  .module {
    padding: 70px 18px;
  }
  .module.home {
    padding-top: 100px;
  }
  .module.home .module-header-logo {
    height: 72px;
  }
  .module-header-title {
    font-size: 30px;
    line-height: 1.25;
  }
  .module-header-subtitle {
    font-size: 15px;
  }
  .module.new-document .document-icon {
    width: 160px;
    right: -40px;
    bottom: -40px;
  }
  .grid-wrapper {
    grid-template-columns: 1fr;
  }
  .grid-item-illust {
    height: 200px;
  }
  .grid-item-cont {
    padding: 22px 24px 26px;
  }
  .download-wrapper {
    gap: 14px;
  }
  .download-item {
    flex: 1 1 140px;
    max-width: 160px;
    padding: 24px 14px 20px;
  }
}

@media (max-width: 480px) {
  .module-header-title {
    font-size: 26px;
  }
  .illust-window {
    left: 20px;
    width: 170px;
  }
  .illust-phone {
    right: 28px;
  }
}