:root {
  --cyan: #06b6d4;
  --cyan-light: #67e8f9;
  --red: #dc283c;
  --red-light: #fb7185;
  --white: #fff;
  --cyan-deep: #07566f;
  --cyan-ink: #042f40;
  --shadow: rgba(4, 47, 64, .18);
  --text: #17324a;
  --text-2: #49657a;
  font-family: 'Microsoft YaHei', '微软雅黑', sans-serif
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 60px
}

/* 滚动条圆角美化 */
html::-webkit-scrollbar,
body::-webkit-scrollbar {
  width: 10px;
  height: 10px
}

html::-webkit-scrollbar-track,
body::-webkit-scrollbar-track {
  background: transparent;
  border-radius: 999px
}

html::-webkit-scrollbar-thumb,
body::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, #06b6d4, #dc2626);
  border-radius: 999px;
  background-clip: padding-box
}

html::-webkit-scrollbar-thumb:hover,
body::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #0891b2, #b91c1c)
}

body {
  overflow-x: hidden;
  color: var(--text);
  background: #fff;
  line-height: 1.6
}

a {
  color: inherit;
  text-decoration: none;
  transition: .25s
}

button {
  font: inherit
}

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

/* 导航 */
.nav {
  position: fixed;
  z-index: 1000;
  inset: 0 0 auto;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 60px;
  border-bottom: 1px solid rgba(214, 196, 255, .14);
  background: rgba(3, 10, 15, .45);
  backdrop-filter: blur(12px);
  transition: .3s
}

.nav.scrolled {
  box-shadow: 0 8px 28px rgba(0, 0, 0, .18)
}

.nav.on-light {
  border-color: rgba(6, 182, 212, .18);
  background: rgba(255, 255, 255, .9);
  box-shadow: 0 8px 28px rgba(6, 182, 212, .1)
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px
}

.nav-logo .ico {
  width: 32px;
  height: 32px;
  animation: logo-spin 3.6s ease-in-out infinite alternate
}

.nav-logo .ico img {
  width: 28px;
  height: 28px;
  object-fit: contain
}

.nav-logo .txt {
  position: relative;
  color: rgba(238, 245, 255, .8);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: 2px
}

.nav-logo .txt::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0 36%, var(--cyan-light) 46%, var(--red-light) 56%, transparent 66%);
  background-size: 200% 100%;
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  animation: logo-text-sweep 6s linear infinite
}

@keyframes logo-text-sweep {
  from {
    background-position: 100% 0;
  }

  to {
    background-position: -100% 0;
  }
}

.nav.on-light .nav-logo .txt {
  color: var(--text)
}

.nav-actions {
  display: flex;
  align-items: center;
  margin-left: auto
}

.nav-overview-link {
  padding: 0 14px;
  color: rgba(238, 245, 255, .8);
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap
}

.nav.on-light .nav-overview-link {
  color: rgba(23, 50, 74, .76);
}

.nav-overview-link:hover,
.nav.on-light .nav-overview-link:hover {
  color: var(--cyan);
}

.nav-act-btn {
  padding: 0 14px;
  border: 0;
  background: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap
}

.nav-act-btn svg {
  margin-right: 4px;
  vertical-align: -2px
}

.nav-act-btn+.nav-act-btn {
  border-left: 1px solid rgba(255, 255, 255, .18)
}

.nav-customize-trigger {
  color: var(--cyan)
}

.nav-agent-trigger {
  color: var(--red)
}

.nav.on-light .nav-act-btn+.nav-act-btn {
  border-color: rgba(6, 182, 212, .18)
}

/* 首屏 */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: min(900px, 100vh);
  padding: 112px clamp(24px, 5vw, 72px) 64px;
  overflow: hidden;
  background: linear-gradient(90deg, rgba(6, 182, 212, .045) 1px, transparent 1px), linear-gradient(0deg, rgba(6, 182, 212, .045) 1px, transparent 1px), radial-gradient(ellipse at 50% 0%, rgba(6, 182, 212, .44), transparent 50%), radial-gradient(ellipse at 85% 65%, rgba(236, 72, 153, .26), transparent 48%), radial-gradient(ellipse at 10% 80%, rgba(6, 182, 212, .18), transparent 42%), linear-gradient(175deg, #020508, #040a10 30%, #030a12 58%, #010508);
  background-size: 36px 36px, 36px 36px, auto, auto, auto, auto
}

.hero::before {
  content: '';
  position: absolute;
  z-index: 0;
  top: 50px;
  left: 50%;
  width: 520px;
  height: 56px;
  transform: translateX(-50%);
  border-radius: 28px;
  background: radial-gradient(ellipse, rgba(6, 182, 212, .17), rgba(236, 72, 153, .06) 55%, transparent 80%);
  filter: blur(6px)
}

.particles,
.grid-bg,
.spotlight-layer {
  position: absolute;
  inset: 0;
  pointer-events: none
}

.particles {
  z-index: 1;
  overflow: hidden
}

.particle {
  position: absolute;
  width: var(--particle-size, 6px);
  height: var(--particle-size, 6px);
  border-radius: 50%;
  background: radial-gradient(circle, var(--cyan-light), var(--cyan));
  box-shadow: 0 0 12px rgba(6, 182, 212, .82), 0 0 28px rgba(34, 211, 238, .34);
  animation: rise 12s infinite
}

.particle:nth-child(1) {
  left: 5%;
  animation-delay: 0s
}

.particle:nth-child(2) {
  left: 15%;
  animation-delay: 1.5s
}

.particle:nth-child(3) {
  left: 25%;
  animation-delay: 3s
}

.particle:nth-child(4) {
  left: 35%;
  animation-delay: .8s
}

.particle:nth-child(5) {
  left: 45%;
  animation-delay: 2.2s
}

.particle:nth-child(6) {
  left: 55%;
  animation-delay: 3.8s
}

.particle:nth-child(7) {
  left: 65%;
  animation-delay: 1.8s
}

.particle:nth-child(8) {
  left: 75%;
  animation-delay: 3.2s
}

.particle:nth-child(9) {
  left: 85%;
  animation-delay: 1.2s
}

.particle:nth-child(10) {
  left: 95%;
  animation-delay: 2.8s
}

.spotlight-layer {
  z-index: 2;
  overflow: hidden
}

.music-spotlight {
  position: absolute;
  top: -2vh;
  width: 40vw;
  height: 104%;
  opacity: .24;
  transform-origin: 50% 0;
  filter: blur(2px);
  transition: opacity .08s
}

.music-spotlight-left {
  left: -20vw;
  transform: rotate(-45deg);
  animation: spotlight-left 4.8s ease-in-out infinite alternate
}

.music-spotlight-right {
  right: -20vw;
  transform: rotate(45deg);
  animation: spotlight-right 4.8s ease-in-out infinite alternate
}

.music-spotlight::before {
  content: '';
  position: absolute;
  left: 50%;
  width: 24px;
  height: 24px;
  transform: translateX(-50%);
  border-radius: 50%
}

.music-spotlight::after {
  content: '';
  position: absolute;
  top: 18px;
  left: 50%;
  width: 100%;
  height: 100%;
  transform: translateX(-50%);
  clip-path: polygon(44% 0, 56% 0, 100% 100%, 0 100%)
}

.music-spotlight-left::before {
  background: var(--cyan-light);
  box-shadow: 0 0 20px var(--cyan)
}

.music-spotlight-left::after {
  background: linear-gradient(180deg, rgba(6, 182, 212, .7), rgba(8, 145, 178, .18) 48%, transparent 90%)
}

.music-spotlight-right::before {
  background: #ffb4be;
  box-shadow: 0 0 20px #ff3c69
}

.music-spotlight-right::after {
  background: linear-gradient(180deg, rgba(255, 60, 85, .7), rgba(220, 40, 60, .18) 48%, transparent 90%)
}

.hero-flow-line {
  position: absolute;
  z-index: 1;
  inset: 19% 4% 12%;
  pointer-events: none;
  opacity: .82;
  contain: layout paint;
}

.hero-flow-line svg {
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}

.hero-flow-line path {
  fill: none;
  stroke: #22d3ee;
  stroke-width: 2;
  stroke-linecap: round;
  filter: drop-shadow(0 0 8px rgba(6, 182, 212, .55));
  stroke-dasharray: .08 .025;
  animation: flow-dash 18s linear infinite;
  will-change: stroke-dashoffset;
}

.hero-flow-line circle {
  fill: #fb7185;
  stroke: #e0fbff;
  stroke-width: 3;
  filter: drop-shadow(0 0 10px rgba(251, 113, 133, .75));
}

.hero-flow-line circle:nth-of-type(2) {
  fill: #22d3ee;
}

.hero-flow-line circle:nth-of-type(3) {
  fill: #fb7185;
}

.hero-flow-line .hero-play-node {
  fill: #22d3ee;
  stroke-width: 4;
  filter: drop-shadow(0 0 18px rgba(103, 232, 249, .95));
}

.hero-flow-line .hero-play-node {
  animation: none;
}

@keyframes flow-dash {
  to {
    stroke-dashoffset: -1;
  }
}

.hero-content {
  position: relative;
  z-index: 3;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) minmax(430px, 1.45fr) minmax(110px, .48fr);
  grid-template-rows: auto auto;
  column-gap: clamp(18px, 2.5vw, 40px);
  row-gap: 34px;
  align-items: center;
  width: min(1180px, calc(100% - 64px));
  min-height: 470px;
  margin: auto;
  text-align: left
}

.hero-left {
  display: none
}

.hero-right {
  position: static;
  display: contents;
}

.hero-widget-title {
  position: relative;
  z-index: 4;
  grid-column: 1;
  grid-row: 1;
  justify-self: start;
  align-self: center;
  width: min(330px, 100%);
  max-width: none;
  margin: 0;
  transform: translate(-15px, 110px);
  text-align: left;
  font-size: clamp(30px, 3vw, 44px);
  line-height: 1.3;
  letter-spacing: 1px;
  animation: none
}

.hero-widget-title .grad {
  max-width: 100%;
}

.hero-widget-title .grad {
  display: inline-block;
  background: linear-gradient(105deg, #a5f3fc, #67e8f9 28%, #06b6d4 55%, #22d3ee);
  background-size: 240% 100%;
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 3px 12px rgba(6, 182, 212, .46));
  animation: none
}

.copyright-badge {
  position: absolute;
  top: -26px;
  right: 86px;
  left: auto;
  width: 62px;
  height: 40px;
  padding: 0;
  border: 1px solid rgba(103, 232, 249, .62);
  border-radius: 15px 15px 15px 4px;
  color: #d9fbff;
  background: linear-gradient(145deg, rgba(10, 83, 108, .96), rgba(4, 47, 64, .96));
  box-shadow: inset 0 1px rgba(255, 255, 255, .16), 0 8px 18px rgba(2, 10, 18, .32), 0 0 16px rgba(6, 182, 212, .22);
  cursor: pointer;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .5px
}

.copyright-badge::after {
  content: '';
  position: absolute;
  z-index: -1;
  left: 5px;
  bottom: -10px;
  width: 16px;
  height: 13px;
  transform: none;
  border: 0;
  background: linear-gradient(145deg, rgba(10, 83, 108, .96), rgba(4, 47, 64, .96));
  box-shadow: -1px 2px 0 rgba(103, 232, 249, .45);
  clip-path: polygon(0 0, 100% 0, 0 100%)
}

.copyright-badge:hover {
  transform: translateY(-2px) scale(1.06)
}

.monitor-frame,
.monitor-screen,
.widget-showcase,
.widget-capsule-demo {
  display: flex;
  grid-column: 2;
  grid-row: 1;
  justify-self: center;
  width: min(440px, 100%);
  transform: translate(0, -10px) scale(.99);
  height: auto;
  align-items: center;
  justify-content: center
}

.monitor-frame,
.monitor-screen {
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  overflow: visible
}

.widget-rounded-demo,
.capsule-display-screen {
  display: none !important
}

.widget-capsule-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: min(470px, 100%)
}

.widget-capsule {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
  height: 102px;
  padding: 6px 12px 6px 8px;
  border: 2px solid rgba(34, 211, 238, .72);
  border-right-color: rgba(251, 113, 133, .9);
  border-radius: 51px;
  background: linear-gradient(105deg, rgba(155, 238, 245, .96), rgba(219, 243, 250, .95) 52%, rgba(255, 221, 229, .96));
  box-shadow: inset 0 1px rgba(255, 255, 255, .78), inset 0 -1px rgba(6, 182, 212, .1), 0 0 22px rgba(6, 182, 212, .22), 0 0 30px rgba(220, 40, 60, .18), 0 18px 34px rgba(0, 0, 0, .36)
}

.widget-capsule-spectrum {
  position: relative;
  z-index: 5;
  flex: 0 0 122px;
  width: 122px;
  height: 122px;
  margin: -11px 0 -11px -12px;
  overflow: hidden;
  border: 3px solid transparent !important;
  border-radius: 50%;
  background: radial-gradient(circle at 42% 32%, #06181c, #020a0e 42%, #010406 76%) padding-box, linear-gradient(90deg, var(--cyan), #159bb4 42%, var(--red)) border-box !important;
  box-shadow: 0 0 0 4px rgba(6, 182, 212, .18), 0 0 22px rgba(6, 182, 212, .38), 0 0 44px rgba(220, 40, 60, .42), 0 14px 28px rgba(2, 10, 12, .6), inset 0 0 30px rgba(6, 182, 212, .18) !important;
  animation: none
}

.widget-capsule-spectrum::before,
.widget-capsule-spectrum::after {
  content: '';
  position: absolute;
  z-index: 10;
  border-radius: 50%;
  pointer-events: none
}

.widget-capsule-spectrum::before {
  inset: 5px;
  border: 1.5px solid rgba(6, 182, 212, .35);
  box-shadow: inset 0 0 14px rgba(6, 182, 212, .1)
}

.widget-capsule-spectrum::after {
  inset: 10px;
  border: 1px solid rgba(6, 182, 212, .16)
}

.spectrum-v2-canvas {
  position: absolute;
  z-index: 2;
  inset: 2px;
  width: calc(100% - 4px);
  height: calc(100% - 4px);
  border-radius: 50%;
  background: radial-gradient(circle at 38% 31%, rgba(103, 232, 249, .08), transparent 14%), radial-gradient(circle, rgba(3, 14, 16, .82), rgba(1, 6, 8, .94) 68%, #000);
  box-shadow: inset 0 0 20px rgba(0, 0, 0, .72), 0 0 18px rgba(6, 182, 212, .14)
}

.spectrum-rays,
.spectrum-eq {
  display: none
}

.spectrum-particles {
  position: absolute;
  z-index: 7;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  transform: translateZ(0)
}

.spectrum-particle {
  will-change: transform, opacity;
}

.spectrum-particle {
  display: none;
}

.spectrum-particles::before,
.spectrum-particles::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  opacity: 0;
  pointer-events: none
}

.spectrum-particles::before {
  background: #fb7185;
  box-shadow: 22px -30px 0 -2px #fb7185, -28px -20px 0 -3px #67e8f9, 34px 9px 0 -3px #fda4af, -18px 31px 0 -2px #22d3ee, 5px 42px 0 -4px #fb7185, 42px -12px 0 -4px #67e8f9;
}

.spectrum-particles::after {
  background: #67e8f9;
  box-shadow: -42px 5px 0 -3px #fb7185, -9px -42px 0 -4px #22d3ee, 30px 31px 0 -3px #fb7185, -34px 24px 0 -4px #fda4af, 17px -36px 0 -3px #67e8f9;
}

.spectrum-particles::before {
  transform: translate(-50%, -50%) rotate(-12deg);
}

.spectrum-particles::after {
  transform: translate(-50%, -50%) rotate(18deg);
}

.spectrum-particles.key-burst::before {
  animation: key-burst-a .78s ease-out;
}

.spectrum-particles.key-burst::after {
  animation: key-burst-b .78s ease-out;
}

@keyframes key-burst-a {
  0% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(.3) rotate(-12deg);
  }

  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(2.5) rotate(-12deg);
  }
}

@keyframes key-burst-b {
  0% {
    opacity: .9;
    transform: translate(-50%, -50%) scale(.25) rotate(18deg);
  }

  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(2.2) rotate(46deg);
  }
}

.key-note-mask {
  position: absolute;
  z-index: 5;
  top: 50%;
  left: 50%;
  width: 72px;
  height: 48px;
  transform: translate(-50%, -50%) rotate(-7deg);
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(5, 18, 22, .72), transparent 70%);
  filter: blur(7px)
}

.center-glow-ring {
  position: absolute;
  z-index: 3;
  top: 50%;
  left: 50%;
  width: 52px;
  height: 52px;
  margin: -26px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(6, 182, 212, .18), transparent 70%);
  filter: blur(3px)
}

.center-dot-ring {
  position: absolute;
  z-index: 4;
  top: 50%;
  left: 50%;
  width: 6px;
  height: 6px;
  margin: -3px;
  border-radius: 50%;
  background: rgba(165, 243, 252, .55);
  box-shadow: 0 0 12px rgba(6, 182, 212, .5)
}

.widget-capsule-spectrum .key-label {
  position: absolute;
  z-index: 6;
  top: 50%;
  left: 50%;
  display: inline-block;
  width: 2.2em;
  text-align: center;
  transform: translate(-50%, -50%);
  color: #fff;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 1.5px;
  text-shadow: 0 0 10px rgba(255, 255, 255, .42), 0 0 18px rgba(6, 182, 212, .32);
  transition: .3s
}

.widget-capsule-spectrum .key-label.key-switching {
  opacity: 0;
  transform: translate(-50%, -50%) scale(1.3)
}

.widget-capsule-info {
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
  min-width: 0;
  padding-left: 15px
}

.song-name {
  display: flex;
  align-items: center;
  gap: 7px;
  min-width: 0;
  overflow: hidden;
  white-space: nowrap
}

.widget-capsule-info .song-name span {
  overflow: hidden;
  color: var(--text);
  font-size: 17px;
  font-weight: 600;
  text-overflow: ellipsis
}

.player-badge {
  display: none;
  flex: 0 0 auto;
  width: 25px;
  height: 25px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer
}

.player-badge.is-visible {
  display: inline-flex
}

.player-icon {
  width: 24px;
  height: 24px
}

.player-badge.is-playing .player-icon {
  animation: player-spin 3s linear infinite
}

.info-bottom {
  display: flex;
  align-items: center;
  gap: 12px;
  height: 24px;
  color: #176b7d;
  font-size: 15px;
  line-height: 24px;
  white-space: nowrap
}

.info-key-scale {
  margin-left: 16px
}

.pitch-inline {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  margin-right: 20px;
  transform: none
}

.pitch-btn {
  display: grid;
  place-items: center;
  width: 30px;
  height: 22px;
  padding: 0;
  transform: scale(1.14);
  border: 1px solid rgba(220, 40, 60, .3);
  border-radius: 11px;
  background: rgba(255, 255, 255, .6);
  color: #a31d31;
  cursor: pointer;
  font-weight: 700;
  line-height: 1;
  font-size: 16px;
  padding-bottom: 1px
}

.pitch-btn:hover {
  background: rgba(220, 40, 60, .12);
  transform: scale(1.1)
}

.pitch-value {
  min-width: 16px;
  color: #176b7d;
  font-size: 13px;
  font-weight: 700;
  text-align: center
}

.widget-capsule-sliders {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-self: flex-start;
  width: 320px;
  margin-left: 80px;
  padding-top: 12px
}

.slider-item {
  display: flex;
  align-items: center;
  gap: 10px
}

.slider-label {
  min-width: 58px;
  color: #e8fbff;
  font-size: 12px;
  text-shadow: 0 1px 2px #000
}

.slider-track {
  position: relative;
  flex: 1;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .1);
  cursor: pointer
}

.slider-fill {
  height: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--cyan), var(--red));
  box-shadow: 0 0 10px rgba(6, 182, 212, .4)
}

.slider-handle {
  position: absolute;
  top: 50%;
  width: 18px;
  height: 18px;
  border: 2px solid var(--red);
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 2px 8px rgba(220, 38, 61, .42);
  cursor: grab;
  transform: translate(-50%, -50%)
}

.hero-downloads {
  position: absolute;
  z-index: 5;
  top: calc(50% + 158px);
  left: 50%;
  display: flex;
  width: max-content;
  padding-top: 22px;
  transform: translateX(-50%)
}

.hero-downloads::before {
  content: none;
}

.hero-downloads::after {
  content: '';
  position: absolute;
  z-index: -1;
  top: calc(100% + 10px);
  left: 50%;
  width: 2px;
  height: 190px;
  transform: translateX(-50%);
  background: linear-gradient(to bottom, rgba(103, 232, 249, .8), rgba(251, 113, 133, .7) 72%, transparent);
  box-shadow: 0 0 12px rgba(6, 182, 212, .42)
}

.hero-btns {
  display: flex;
  gap: 18px
}

.hero-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 180px;
  padding: 12px 10px;
  border: 1px solid rgba(255, 255, 255, .42);
  border-radius: 999px;
  color: rgba(255, 255, 255, .88);
  background: rgba(255, 255, 255, .12);
  box-shadow: inset 0 1px rgba(255, 255, 255, .16), 0 8px 20px rgba(0, 0, 0, .16);
  backdrop-filter: blur(12px);
  font-size: 14px;
  font-weight: 700
}

.hero-btn.primary {
  border: 0;
  color: var(--cyan-ink);
  background: linear-gradient(135deg, var(--cyan-light), #21c7dd 48%, #ff91a3) !important;
  box-shadow: 0 0 30px rgba(6, 182, 212, .3), 0 8px 24px var(--shadow)
}

.hero-btn:not(.primary) {
  border: 1px solid rgba(255, 255, 255, .42);
  color: rgba(255, 255, 255, .68);
  background: rgba(255, 255, 255, .12);
  box-shadow: inset 0 1px rgba(255, 255, 255, .16), 0 8px 20px rgba(0, 0, 0, .16);
  backdrop-filter: blur(12px)
}

.hero-btn:hover:not(.primary) {
  background: linear-gradient(135deg, var(--red-light), var(--red) 48%, #8f1425)
}

.hero-btn.primary:hover {
  color: #fff;
  background: linear-gradient(135deg, var(--cyan-light), var(--cyan) 42%, var(--red-light)) !important;
  box-shadow: 0 8px 24px var(--shadow);
  filter: brightness(1.12);
  transform: translateY(-2px)
}

.download-badge {
  position: absolute;
  z-index: 3;
  top: -8px;
  right: -8px;
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  color: rgba(255, 255, 255, .82);
  background: rgba(4, 47, 64, .62);
  box-shadow: 0 2px 6px rgba(0, 0, 0, .18);
  font-size: 10px;
  line-height: 1;
  text-align: center
}

.download-badge:empty,
.download-badge[hidden] {
  display: none
}

.hero-phone-video {
  position: relative;
  z-index: 8;
  grid-column: 3;
  grid-row: 1;
  justify-self: center;
  width: 190px !important;
  transform: translate(40px, 10px) !important;
  aspect-ratio: 9/16;
  padding: 6px;
  overflow: hidden;
  border: 2px solid rgba(165, 243, 252, .88);
  border-radius: 22px;
  background: linear-gradient(145deg, #155e75, #0b2336 56%, #351024);
  box-shadow: 16px 24px 42px rgba(2, 10, 18, .52), -6px 4px 18px rgba(6, 182, 212, .26), 10px 6px 24px rgba(220, 40, 60, .2)
}

.hero-phone-video video {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 13px;
  background: #000;
  object-fit: cover;
  opacity: 1;
  filter: none
}

.hero-video-play,
.hero-video-expand {
  position: absolute;
  z-index: 2;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, .5);
  color: #fff;
  cursor: pointer;
  backdrop-filter: blur(8px)
}

.hero-video-play {
  top: 50%;
  left: 50%;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .2);
  transform: translate(-50%, -50%)
}

.hero-video-play svg {
  width: 20px;
  fill: currentColor
}

.hero-video-expand {
  right: 10px;
  bottom: 10px;
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: rgba(16, 11, 26, .48);
  opacity: 0;
  pointer-events: none
}

.hero-video-expand svg {
  width: 17px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2
}

.hero-phone-video.is-playing .hero-video-play {
  opacity: 0;
  pointer-events: none
}

.hero-phone-video.is-playing .hero-video-expand {
  opacity: 1;
  pointer-events: auto
}

.hero-video-play:hover,
.hero-video-expand:hover {
  background: rgba(6, 182, 212, .72)
}

.hero-music-toggle {
  position: absolute;
  z-index: 5;
  top: 39.7%;
  left: 29.3%;
  display: grid;
  place-items: center;
  width: 78px;
  height: 78px;
  transform: translate(-50%, -50%);
  border: 0;
  border-radius: 50%;
  color: #d9fbff;
  background: linear-gradient(145deg, #0f7896, #07566f);
  box-shadow: inset 0 1px 2px rgba(255, 255, 255, .25), 0 10px 22px rgba(2, 10, 12, .38), 0 0 16px rgba(6, 182, 212, .28);
  cursor: pointer
}

.hero-music-toggle svg {
  width: 26px;
  height: 26px;
  fill: currentColor
}

.music-pause-icon,
.hero-music-toggle.is-playing .music-play-icon {
  display: none
}

.hero-music-toggle.is-playing .music-pause-icon {
  display: block
}

.hero-music-toggle:hover {
  color: #fff;
  background: linear-gradient(145deg, #1594b2, #086278);
  box-shadow: inset 0 1px 2px rgba(255, 255, 255, .25), 0 10px 22px rgba(2, 10, 18, .38), 0 0 16px rgba(6, 182, 212, .28);
  animation: hero-play-hover-pulse 1.4s ease-in-out infinite
}

@keyframes hero-play-hover-pulse {
  50% {
    transform: translate(-50%, -50%) scale(1.07);
  }
}

.hero-music-toggle.is-playing {
  animation: none;
}

.hero-music-toggle.is-playing:hover {
  animation: hero-play-hover-pulse 1.4s ease-in-out infinite;
}

.hero-music-toggle.is-playing::after {
  content: '';
  position: absolute;
  inset: -4px;
  border: 1px solid rgba(165, 243, 252, .42);
  border-radius: inherit;
  box-shadow: 0 0 10px rgba(103, 232, 249, .18);
  animation: music-pulse 4.8s ease-in-out infinite;
  pointer-events: none;
}

/* 多版本下载 */
.download-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 52px 24px 42px;
}
.download-section .section-head { margin-bottom: 30px; }
.download-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.download-card { position: relative; min-height: 270px; display: flex; flex-direction: column; padding: 19px 18px 12px; overflow: hidden; color: var(--text); border: 1px solid rgba(6, 182, 212, .22); border-radius: 20px; background: #fff; box-shadow: 0 8px 22px rgba(4, 47, 64, .08); }
.download-card::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 3px; background: linear-gradient(90deg, var(--cyan), var(--cyan-light) 58%, var(--red)); }
.download-card::after { content: ''; position: absolute; right: -44px; bottom: -60px; width: 145px; height: 145px; border-radius: 50%; background: rgba(6, 182, 212, .05); pointer-events: none; }
.download-card:hover { z-index: 4; transform: translateY(-5px); border-color: rgba(6, 182, 212, .52); box-shadow: 0 18px 34px rgba(4, 47, 64, .16); }
.download-card-icon { width: 48px; height: 48px; display: grid; place-items: center; margin-bottom: 16px; color: var(--cyan-deep); border: 1px solid rgba(6, 182, 212, .24); border-radius: 14px; background: #edfcff; }
.download-card-icon svg { width: 25px; height: 25px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.download-card-icon.is-rig { color: #b51e34; border-color: rgba(220, 40, 60, .25); background: #fff2f4; }
.download-card-icon.is-android { color: #087b93; }
.download-card-icon.is-vst { color: #4b5571; border-color: rgba(75, 85, 113, .2); background: #f3f5fa; }
.download-card-copy { position: relative; z-index: 1; }
.download-card-kicker { color: var(--cyan-deep); font-size: 9px; font-weight: 900; letter-spacing: 1.35px; }
.download-card h3 { margin: 8px 0 7px; color: var(--text); font-size: 18px; line-height: 1.25; }
.download-card p { display: -webkit-box; min-height: 44px; margin: 0; overflow: hidden; color: var(--text-2); font-size: 12px; line-height: 1.75; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.download-card-action { position: relative; display: flex; align-items: center; justify-content: center; width: fit-content; margin: 13px auto 0; padding: 9px 22px; overflow: hidden; color: #fff; font-size: 12px; font-weight: 900; border-radius: 999px; background: linear-gradient(100deg, var(--cyan-deep), var(--cyan) 55%, #0798b5); background-size: 180% 100%; box-shadow: 0 7px 15px rgba(6, 182, 212, .24); transition: background-position .25s ease, transform .25s ease, box-shadow .25s ease; }
.download-card-action::after { content: ''; position: absolute; top: -30%; left: -35%; width: 24%; height: 160%; background: rgba(255, 255, 255, .42); transform: skewX(-24deg); transition: left .38s ease; }
.download-card-cyan .download-card-action { background: linear-gradient(100deg, #087b93, #12b9d4 55%, #67e8f9); box-shadow: 0 7px 15px rgba(6, 182, 212, .25); }
.download-card-red .download-card-action { background: linear-gradient(100deg, #d95363, #f07b87 55%, #fbb6bd); box-shadow: 0 7px 15px rgba(220, 40, 60, .22); }
.download-card-cyan:hover .download-card-action { background-position: 100% 0; transform: translateY(-2px); box-shadow: 0 11px 21px rgba(6, 182, 212, .32); }
.download-card-red:hover .download-card-action { background-position: 100% 0; transform: translateY(-2px); box-shadow: 0 11px 21px rgba(220, 40, 60, .28); }
.download-card:hover .download-card-action::after { left: 115%; }
.download-action-wrap { position: relative; display: flex; justify-content: center; width: fit-content; margin: 13px auto 0; }
.download-action-wrap .download-card-action { margin: 0; }
.download-qr { position: absolute; z-index: 8; left: 50%; bottom: calc(100% + 10px); display: flex; flex-direction: column; align-items: center; gap: 5px; width: 138px; padding: 9px; opacity: 0; pointer-events: none; border: 1px solid rgba(214, 159, 36, .45); border-radius: 12px; background: #fffdf5; box-shadow: 0 12px 26px rgba(4, 47, 64, .18); transform: translate(-50%, 8px) scale(.94); transition: opacity .2s ease, transform .2s ease; }
.download-qr img { width: 112px; height: 112px; background: #fff; }
.download-qr b { color: #9a6200; font-size: 10px; white-space: nowrap; }
.download-action-wrap:hover .download-qr { opacity: 1; transform: translate(-50%, 0) scale(1); }
.download-preview-toggle { position: absolute; z-index: 7; top: 14px; right: 14px; display: inline-flex; align-items: center; gap: 5px; padding: 6px 11px; color: var(--cyan-deep); font-size: 11px; font-weight: 900; border: 1px solid rgba(6, 182, 212, .3); border-radius: 999px; background: rgba(239, 252, 255, .96); box-shadow: 0 4px 11px rgba(4, 47, 64, .12); }
.download-preview-toggle::before { content: '⌕'; color: var(--cyan); font-size: 14px; line-height: 1; }
.download-preview-toggle:hover { color: #fff; border-color: var(--red); background: var(--red); box-shadow: 0 6px 15px rgba(220, 40, 60, .25); }
.download-preview-toggle:hover::before { color: #ffe7ea; }
.download-preview { position: absolute; z-index: 6; inset: 0; display: grid; place-items: center; padding: 34px 14px 14px; opacity: 0; pointer-events: none; border: 1px solid rgba(6, 182, 212, .28); border-radius: inherit; background: linear-gradient(145deg, rgba(255, 255, 255, .99), rgba(239, 252, 255, .98)); box-shadow: inset 0 0 0 3px rgba(6, 182, 212, .05); transition: opacity .2s ease; }
.download-preview::before { content: '版本界面预览'; position: absolute; top: 10px; left: 12px; padding: 4px 8px; color: #fff; font-size: 10px; font-weight: 900; letter-spacing: 1px; border-radius: 5px; background: var(--cyan-deep); }
.download-preview::after { content: ''; position: absolute; top: 17px; right: 14px; width: 30px; height: 2px; background: linear-gradient(90deg, var(--cyan-deep), var(--red)); }
.download-preview-toggle:hover + .download-preview, .download-preview:hover { opacity: 1; pointer-events: auto; }
.download-preview img { position: relative; z-index: 1; width: 100%; height: 100%; object-fit: contain; border: 1px solid rgba(6, 182, 212, .2); border-radius: 10px; background: #fff; box-shadow: 0 8px 18px rgba(4, 47, 64, .16); }
.download-card-mobile .download-preview img { object-fit: cover; object-position: center 36%; }

/* 时间线与视频 */
.timeline-section {
  position: relative;
  max-width: 1080px;
  margin: auto;
  padding: 96px 24px 112px;
  background: radial-gradient(circle at 50% 10%, rgba(6, 182, 212, .08), transparent 35%)
}

.section-head {
  position: relative;
  z-index: 1;
  margin-bottom: 64px;
  text-align: center
}

.timeline-section .section-head::before {
  content: '';
  position: absolute;
  z-index: -1;
  top: -16px;
  right: 50%;
  bottom: -16px;
  left: 50%;
  width: min(720px, 100%);
  transform: translateX(-50%);
  background: #f8fbff;
  border-radius: 28px;
  box-shadow: 0 0 28px 18px #f8fbff
}

.section-head h2 {
  color: var(--text);
  font-size: 42px;
  font-weight: 800
}

.section-head .grad {
  background: linear-gradient(135deg, var(--cyan), var(--red));
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent
}

.section-head p {
  margin-top: 10px;
  color: #5b7186;
  font-size: 16px
}

.timeline {
  position: relative;
  z-index: 0;
  isolation: isolate;
  display: grid;
  gap: 34px
}

.timeline::before {
  content: '';
  position: absolute;
  z-index: -1;
  top: -96px;
  bottom: 24px;
  left: 50%;
  width: 2px;
  transform: translateX(-50%);
  background: linear-gradient(rgba(34, 211, 238, .15), var(--cyan), rgba(244, 63, 94, .45))
}

.timeline-step {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 72px minmax(0, 1fr);
  align-items: center;
  min-height: 174px
}

.timeline-node {
  position: relative;
  z-index: 10;
  grid-column: 2;
  grid-row: 1;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin: auto;
  border: 2px solid var(--cyan);
  border-radius: 50%;
  color: var(--cyan-deep);
  background-color: #fff !important;
  background-image: none !important;
  isolation: isolate;
  box-shadow: 0 0 0 2px rgba(6, 182, 212, .1), 0 6px 14px rgba(4, 47, 64, .1);
  font-size: 18px;
  font-weight: 800
}

.timeline-step:nth-child(even) .timeline-node {
  border-color: var(--red);
  color: var(--red);
  box-shadow: 0 0 0 2px rgba(220, 40, 60, .08), 0 6px 14px rgba(4, 47, 64, .1)
}


.timeline-card {
  grid-row: 1;
  padding: 28px 32px;
  border: 1px solid rgba(34, 211, 238, .42);
  border-right-color: rgba(251, 113, 133, .52);
  border-radius: 18px;
  background: linear-gradient(112deg, #fff, #f2fcff 56%, #fff4f7);
  box-shadow: inset 0 1px #fff, 0 14px 34px rgba(31, 78, 112, .12)
}

.timeline-step:nth-child(odd) .timeline-card {
  grid-column: 1;
  text-align: right
}

.timeline-step:nth-child(even) .timeline-card {
  grid-column: 3
}

.timeline-card h3 {
  margin-bottom: 12px;
  font-size: 22px
}

.timeline-card p {
  color: var(--text-2);
  line-height: 1.9
}

.timeline-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
  padding: 0;
  list-style: none
}

.timeline-step:nth-child(odd) .timeline-list {
  justify-content: flex-end
}

.timeline-list li {
  padding: 7px 13px;
  border: 1px solid rgba(34, 211, 238, .34);
  border-right-color: rgba(251, 113, 133, .42);
  border-radius: 999px;
  background: linear-gradient(100deg, #dffafd, #ffedf2);
  color: #24506c;
  font-size: 14px
}

.function-details {
  display: grid;
  gap: 10px;
  margin-top: 20px;
  text-align: left
}

.function-detail {
  display: grid;
  grid-template-columns: 152px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
  padding: 12px 14px;
  border: 1px solid rgba(34, 211, 238, .24);
  border-right-color: rgba(251, 113, 133, .32);
  border-radius: 10px;
  background: linear-gradient(100deg, rgba(231, 251, 253, .82), rgba(255, 240, 245, .7))
}

.function-detail strong {
  color: #16758d;
  font-size: 15px
}

.function-detail span {
  color: var(--text-2);
  font-size: 14px
}

.compatibility-groups {
  display: grid;
  gap: 20px;
  margin-top: 22px
}

.compatibility-group+.compatibility-group {
  padding-top: 20px;
  border-top: 1px solid rgba(251, 113, 133, .32)
}

.compatibility-group .timeline-list {
  margin: 0
}

.timeline-video {
  margin-top: 20px
}

.video-wrap {
  position: relative;
  margin: 0;
  overflow: hidden;
  border-radius: 24px;
  outline: 3px solid #06b6d4;
  background: #0e0917;
  box-shadow: 0 10px 24px rgba(25, 14, 46, .18)
}

.video-wrap video {
  display: block;
  width: 100%;
  height: auto
}

.video-cover {
  position: absolute;
  z-index: 2;
  inset: 0;
  width: 100%;
  padding: 0;
  border: 0;
  background: #0e0917;
  cursor: pointer
}

.video-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover
}

.video-wrap.is-playing .video-cover {
  display: none
}

.video-play {
  position: absolute;
  top: 50%;
  left: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--cyan), var(--red));
  box-shadow: 0 12px 48px rgba(6, 182, 212, .34), 0 0 24px rgba(220, 40, 60, .22);
  transform: translate(-50%, -50%)
}

.video-play svg {
  width: 26px;
  margin-left: 5px;
  fill: #fff
}

.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: .8s
}

.reveal.in {
  opacity: 1;
  transform: none
}

/* 页脚、浮动入口 */
.footer {
  position: relative;
  padding: 26px 80px;
  background: #f5fcff
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  left: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(6, 182, 212, .34), rgba(220, 40, 60, .34), transparent)
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: auto;
  color: #8098aa;
  font-size: 13px
}

.footer-company:hover {
  color: var(--cyan)
}

.footer-auth-icon {
  margin-left: 4px;
  color: var(--cyan);
  vertical-align: -2px
}

.footer-actions {
  display: flex;
  gap: 16px
}

.footer-actions button {
  min-width: 104px;
  padding: 9px 20px;
  border: 1px solid rgba(83, 97, 107, .42);
  border-radius: 999px;
  color: #60727e;
  background: #f5fcff;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600
}

.footer-customize-trigger,
.footer-agent-trigger,
.footer-contact-trigger {
  box-shadow: 0 2px 5px rgba(4, 47, 64, .1);
}

.footer-actions button:hover {
  filter: brightness(1.05);
  transform: translateY(-2px)
}

.float-contact {
  position: fixed;
  z-index: 900;
  right: 28px;
  bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px
}

.float-btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  box-shadow: 0 4px 14px var(--shadow);
  cursor: pointer
}

.float-btn.kefu,
.float-btn.daili,
.float-btn.top {
  background: linear-gradient(135deg, var(--cyan), var(--red-light));
}

.float-btn svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: #fff;
  stroke-width: 2
}

.float-btn.daili svg {
  fill: #fff;
  stroke: none;
}

.float-btn:hover {
  transform: translateY(-2px)
}

.float-badge {
  position: absolute;
  top: -3px;
  right: -9px;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 50%;
  background: rgba(220, 40, 60, .72);
  color: rgba(255, 255, 255, .9);
  font-size: 10px;
  line-height: 18px;
  text-align: center
}

/* 弹窗 */
.download-loading,
.hero-video-modal,
.app-agent-modal,
.app-service-modal,
.customize-modal {
  position: fixed;
  z-index: 2100;
  inset: 0;
  padding: 24px;
  background: rgba(12, 8, 20, .72);
  backdrop-filter: blur(8px)
}

.download-loading {
  z-index: 3000;
  display: grid;
  place-items: center;
  visibility: hidden;
  opacity: 0;
  transition: .2s
}

.download-loading.active {
  visibility: visible;
  opacity: 1
}

.download-loading-card {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 278px;
  padding: 22px 26px;
  border: 1px solid rgba(255, 255, 255, .2);
  border-radius: 14px;
  color: #fff;
  background: #16313c;
  box-shadow: 0 18px 48px rgba(0, 0, 0, .3);
  font-size: 16px;
  font-weight: 600
}

.download-loading-spinner {
  width: 22px;
  height: 22px;
  border: 3px solid rgba(255, 255, 255, .28);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .75s linear infinite
}

.hero-video-modal {
  z-index: 2200;
  display: none;
  align-items: center;
  justify-content: center
}

.hero-video-modal.active {
  display: flex
}

.hero-video-modal-card,
.security-video-modal-card {
  position: relative;
  width: min(88vw, 760px);
  max-height: calc(100vh - 56px);
  padding: 8px;
  border: 1px solid rgba(255, 255, 255, .35);
  border-radius: 24px;
  background: #071218;
  box-shadow: 0 28px 70px rgba(0, 0, 0, .5)
}

.hero-video-modal-card video {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 17px;
  background: #000
}

.security-video-modal-card {
  width: min(92vw, 960px);
  aspect-ratio: 16/9
}

.security-video-modal-card iframe {
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: 17px
}

.hero-video-modal-close,
.customize-modal-close {
  position: absolute;
  z-index: 2;
  top: -17px;
  right: -17px;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(80, 55, 110, .18);
  border-radius: 50%;
  background: #fff;
  color: #765d94;
  box-shadow: 0 5px 14px rgba(46, 27, 77, .16);
  cursor: pointer;
  font: 22px/1 Arial
}

.hero-video-modal-close:hover,
.customize-modal-close:hover {
  background: #ef4444;
  color: #fff;
  transform: rotate(90deg)
}

.app-agent-modal,
.app-service-modal,
.customize-modal {
  display: none;
  align-items: center;
  justify-content: center
}

.app-agent-modal.active,
.app-service-modal.active,
.customize-modal.active {
  display: flex
}

.agent-modal-dialog {
  position: relative;
  width: min(720px, 100%);
  min-height: 430px;
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 16px 50px rgba(0, 0, 0, .24)
}

.agent-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid #edf0f4
}

.agent-modal-title {
  color: #313a46;
  font-size: 20px;
  font-weight: 600
}

.agent-modal-body {
  padding: 36px 24px 48px
}

.agent-modal-intro {
  margin: 0 0 24px;
  color: #98a6ad;
  text-align: center
}

.agent-steps {
  display: flex;
  align-items: flex-start
}

.agent-step {
  flex: 1;
  text-align: center
}

.agent-step-line {
  flex: 0 0 46px;
  height: 2px;
  margin-top: 25px;
  background: #dfe3f7
}

.agent-step-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin: 0 auto 13px;
  border-radius: 50%;
  background: #e9fbfc;
  color: var(--cyan);
  font-size: 24px
}

.agent-step:nth-of-type(3) .agent-step-icon {
  background: #fff5dc;
  color: #ff7b5e
}

.agent-step-title {
  color: #313a46;
  font-size: 16px;
  font-weight: 600
}

.agent-step-text {
  max-width: 150px;
  margin: 7px auto 0;
  color: #98a6ad;
  font-size: 13px
}

.agent-modal-actions {
  padding-top: 32px;
  text-align: center
}

.agent-modal-actions a {
  display: inline-block;
  min-width: 180px;
  margin: 4px;
  padding: 9px 16px;
  border-radius: 4px;
  font-size: 14px
}

.agent-outline-btn {
  border: 1px solid var(--cyan);
  color: var(--cyan)
}

.agent-primary-btn {
  color: #fff;
  background: linear-gradient(135deg, var(--cyan), var(--red))
}

.agent-modal-actions a {
  transition: transform .2s ease, filter .2s ease, box-shadow .2s ease;
}

.agent-outline-btn:hover {
  background: rgba(6, 182, 212, .1);
  box-shadow: 0 5px 12px rgba(6, 182, 212, .14);
  transform: translateY(-2px);
}

.agent-primary-btn:hover {
  filter: brightness(1.08);
  box-shadow: 0 6px 14px rgba(6, 182, 212, .16), 0 6px 14px rgba(220, 40, 60, .14);
  transform: translateY(-2px);
}

.video-modal-dialog {
  position: relative;
  width: 860px;
  max-width: calc(100vw - 40px);
  height: calc(70vh + 90px);
  min-height: 510px;
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 16px 50px rgba(0, 0, 0, .36)
}

.video-modal-body,
.video-modal-body iframe {
  width: 100%;
  height: 100%;
  border: 0;
  border-radius: 10px
}

.customize-modal-card {
  position: relative;
  width: min(730px, 100%);
  padding: 30px 34px 24px;
  border: 1px solid rgba(6, 182, 212, .25);
  border-radius: 20px;
  background: #fbfeff;
  box-shadow: 0 22px 64px rgba(15, 8, 29, .3)
}

.customize-modal-card h2 {
  margin-bottom: 7px;
  font-size: 26px
}

.customize-lead,
.customize-contact span {
  color: #7b7187;
  font-size: 14px
}

.customize-lead {
  margin-bottom: 18px
}

.customize-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px
}

.customize-item {
  min-height: 86px;
  padding: 13px 15px;
  border: 1px solid #d8f1f5;
  border-radius: 13px;
  background: #f8fdff
}

.customize-item-intro {
  grid-column: 1/-1;
  background: linear-gradient(135deg, #e8fbfd, #fff3f6)
}

.customize-item b,
.customize-item span {
  display: block
}

.customize-item b {
  margin-bottom: 5px;
  color: #176b7d;
  font-size: 15px
}

.customize-item span {
  color: #687b8b;
  font-size: 13px
}

.customize-item small {
  display: inline-block;
  margin-top: 7px;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(6, 182, 212, .16);
  color: #176b7d;
  font-size: 11px
}

.customize-contact {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 16px;
  padding-top: 15px;
  border-top: 1px solid #e4f0f3
}

.customize-contact a {
  padding: 10px 18px;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, var(--cyan), var(--red));
  font-size: 14px;
  font-weight: 600;
  transition: transform .2s ease, filter .2s ease, box-shadow .2s ease
}

.customize-contact a:hover {
  filter: brightness(1.08);
  box-shadow: 0 6px 14px rgba(6, 182, 212, .16), 0 6px 14px rgba(220, 40, 60, .14);
  transform: translateY(-2px)
}

.copyright-modal {
  position: fixed;
  z-index: 9999;
  inset: 0;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, .55);
  backdrop-filter: blur(8px)
}

.copyright-modal.active {
  display: flex
}

.copyright-overlay {
  position: absolute;
  inset: 0
}

.copyright-viewport {
  position: relative;
  z-index: 1;
  max-width: 90vw;
  max-height: 90vh;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
  cursor: grab
}

.copyright-viewport img {
  max-width: 80vw;
  max-height: 85vh;
  border-radius: 12px;
  user-select: none;
  pointer-events: none
}

@keyframes logo-spin {
  to {
    transform: rotate(20deg)
  }
}

@keyframes rise {
  0% {
    transform: translateY(100vh) scale(0);
    opacity: 0
  }

  10%,
  90% {
    opacity: 1
  }

  100% {
    transform: translateY(-100px) scale(2);
    opacity: 0
  }
}

@keyframes spotlight-left {
  to {
    transform: rotate(-32deg)
  }
}

@keyframes spotlight-right {
  to {
    transform: rotate(32deg)
  }
}

@keyframes player-spin {
  to {
    transform: rotate(360deg)
  }
}

@keyframes music-pulse {

  0%,
  100% {
    opacity: .38;
    transform: scale(1);
  }

  50% {
    opacity: .78;
    transform: scale(1.1);
  }
}

@keyframes spin {
  to {
    transform: rotate(360deg)
  }
}




@media(max-width:768px) {
  .nav {
    padding: 0 20px
  }

  .nav-logo .txt,
  .nav-overview-link {
    display: none
  }

  .nav-actions {
    margin-left: auto
  }

  .nav-act-btn {
    padding: 0 9px;
    font-size: 12px
  }

  .hero {
    min-height: auto;
    padding: 88px 20px 56px
  }

  .hero-flow-line {
    display: none
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    gap: 0;
    width: min(100%, 580px);
    min-height: auto;
    padding-top: 30px;
    text-align: center
  }

  .hero-right {
    display: contents;
  }

  .hero-widget-title {
    position: relative;
    order: 1;
    width: auto;
    max-width: none;
    margin: 0 0 8px;
    transform: none;
    text-align: center;
    font-size: clamp(26px, 7vw, 36px)
  }

  .monitor-frame,
  .monitor-screen,
  .widget-showcase,
  .widget-capsule-demo {
    order: 2;
    width: 100%;
    margin-top: 6px
  }

  .monitor-screen {
    height: 250px
  }

  .widget-capsule-sliders {
    width: 260px;
    margin-left: 60px;
    gap: 8px;
    padding-top: 6px
  }

  .slider-label {
    min-width: 48px;
    font-size: 11px
  }

  .slider-track {
    height: 4px
  }

  .slider-handle {
    width: 14px;
    height: 14px
  }

  .pitch-inline {
    display: none
  }

  .copyright-badge {
    top: -22px;
    right: -16px;
    transform: scale(.82)
  }

  .hero-phone-video {
    display: none
  }

  .widget-capsule-container {
    transform: scale(clamp(.34, 1.5vw, .48)) !important;
    margin: calc(-1 * clamp(16px, 3.2vw, 26px)) 0
  }

  .hero-downloads {
    position: relative;
    top: auto;
    left: auto;
    bottom: auto;
    width: 100%;
    padding-top: 0;
    margin-top: -50px;
    transform: none;
    display: flex;
    justify-content: center;
    order: 3
  }

  .hero-downloads::after {
    display: none
  }

  .hero-btns {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 10px;
    justify-content: center
  }

  .hero-btn,
  .hero-btn.primary {
    flex: 0 0 auto;
    width: auto;
    min-width: 130px;
    padding: 11px 18px;
    font-size: 13px;
    gap: 8px;
    border-radius: 30px
  }

  .hero-btn svg {
    width: 16px;
    height: 16px;
    flex-shrink: 0
  }

  .hero-btn .download-badge {
    width: 18px;
    height: 18px;
    font-size: 9px;
    top: -6px;
    right: -6px
  }

  .hero-music-toggle {
    position: absolute;
    top: 16px;
    left: 16px;
    right: auto;
    bottom: auto;
    transform: none;
    width: 38px;
    height: 38px;
    margin: 0;
    order: auto
  }

  .music-spotlight {
    display: none
  }

  .timeline-section {
    padding: 68px 18px 80px
  }

  .section-head {
    margin-bottom: 42px
  }

  .section-head h2 {
    font-size: 32px
  }

  .section-head p {
    font-size: 14px
  }

  .download-section {
    padding: 44px 20px 36px
  }

  .download-grid {
    grid-template-columns: 1fr
  }

  .download-card {
    min-height: 270px
  }

  .timeline::before {
    top: 24px;
    left: 24px;
    transform: none
  }

  .timeline-step {
    display: block;
    min-height: 0;
    padding-left: 64px
  }

  .timeline-node {
    position: absolute;
    top: 24px;
    left: 0
  }

  .timeline-card,
  .timeline-step:nth-child(odd) .timeline-card,
  .timeline-step:nth-child(even) .timeline-card {
    text-align: left
  }

  .timeline-card {
    padding: 22px 20px
  }

  .timeline-card h3 {
    font-size: 19px
  }

  .timeline-step:nth-child(odd) .timeline-list {
    justify-content: flex-start
  }

  .function-detail {
    grid-template-columns: 1fr;
    gap: 5px
  }

  .footer {
    padding: 30px 24px
  }

  .footer-bottom {
    flex-direction: column;
    gap: 14px;
    text-align: center
  }

  .footer-actions {
    gap: 8px
  }

  .footer-actions button {
    min-width: 0;
    padding: 8px 10px
  }

  .footer-version {
    display: none
  }

  .float-contact {
    right: 16px;
    bottom: 16px
  }

  .app-agent-modal,
  .app-service-modal,
  .customize-modal {
    padding: 16px
  }

  .agent-modal-body {
    padding: 26px 16px
  }

  .agent-steps {
    gap: 8px
  }

  .agent-step-line {
    flex-basis: 18px
  }

  .agent-step-text {
    font-size: 12px
  }

  .agent-modal-actions a {
    min-width: 0
  }

  .video-modal-dialog {
    height: 70vh;
    min-height: 360px
  }

  .customize-modal-card {
    padding: 25px 18px
  }

  .customize-grid {
    grid-template-columns: 1fr
  }

  .customize-contact {
    align-items: flex-start;
    flex-direction: column
  }
}