/* 丰凯云物联 · 云 PLC 登录页主题 */
:root {
  --fk-blue: #268cff;
  --fk-cyan: #27d9d0;
  --fk-navy: #06162d;
  --fk-ink: #0a1a33;
  --fk-muted: #71829b;
}

html.fk-login-active,
html.fk-login-active body,
html.fk-login-active #app {
  min-height: 100%;
  overflow: hidden;
}

html.fk-login-active body {
  background: var(--fk-navy);
}

html.fk-login-active .login-container {
  position: relative !important;
  min-height: 100vh !important;
  overflow: hidden !important;
  color: #fff;
  background-color: var(--fk-navy) !important;
  background-image:
    linear-gradient(90deg, rgba(3, 15, 34, .15) 0%, rgba(3, 16, 36, .18) 45%, rgba(4, 18, 38, .82) 72%, rgba(4, 16, 34, .96) 100%),
    linear-gradient(180deg, rgba(1, 10, 24, .04), rgba(1, 11, 26, .2)),
    url('/fengkai-cloud-plc-hero.jpg') !important;
  background-position: center, center, center center !important;
  background-repeat: no-repeat !important;
  background-size: cover !important;
}

html.fk-login-active .login-container::before {
  position: absolute;
  inset: 0;
  z-index: 0;
  content: '';
  pointer-events: none;
  opacity: .26;
  background-image:
    linear-gradient(rgba(74, 153, 229, .12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74, 153, 229, .12) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(90deg, #000 0%, rgba(0, 0, 0, .8) 54%, transparent 80%);
}

html.fk-login-active .login-container::after {
  position: absolute;
  left: -9vw;
  bottom: -47vh;
  width: 78vw;
  height: 78vw;
  z-index: 0;
  content: '';
  pointer-events: none;
  border: 1px solid rgba(39, 217, 208, .12);
  border-radius: 50%;
  box-shadow: 0 0 110px rgba(38, 140, 255, .08), inset 0 0 100px rgba(39, 217, 208, .04);
}

html.fk-login-active .login-wrapper,
html.fk-login-active .login-container[login-style="0"] .login-wrapper,
html.fk-login-active .login-container[login-style="1"] .login-wrapper {
  position: relative !important;
  z-index: 1 !important;
  width: 100% !important;
  max-width: none !important;
  min-width: 0 !important;
  height: 100vh !important;
  background: transparent !important;
}

html.fk-login-active .login-main,
html.fk-login-active .login-container .login-wrapper .login-main {
  position: relative !important;
  z-index: 2 !important;
  width: min(1540px, 100%) !important;
  max-width: 1540px !important;
  min-width: 0 !important;
  height: 100vh !important;
  margin: 0 auto !important;
}

html.fk-login-active .form-wrapper,
html.fk-login-active .login-container .login-wrapper .login-main .form-wrapper,
html.fk-login-active .login-container[login-style="0"] .login-wrapper .form-wrapper,
html.fk-login-active .login-container[login-style="1"] .login-wrapper .form-wrapper {
  box-sizing: border-box !important;
  position: absolute !important;
  top: 50% !important;
  right: clamp(34px, 5.5vw, 92px) !important;
  z-index: 10 !important;
  width: 446px !important;
  max-width: calc(100vw - 48px) !important;
  max-height: none !important;
  padding: 30px 40px 31px !important;
  transform: translateY(-50%) !important;
  overflow: visible !important;
  border: 1px solid rgba(255, 255, 255, .88) !important;
  border-radius: 26px !important;
  background: linear-gradient(155deg, rgba(255, 255, 255, .97), rgba(244, 249, 255, .93)) !important;
  box-shadow: 0 38px 100px rgba(0, 9, 25, .52), 0 1px 0 rgba(255, 255, 255, 1) inset !important;
  -webkit-backdrop-filter: blur(24px) saturate(135%) !important;
  backdrop-filter: blur(24px) saturate(135%) !important;
  animation: fk-form-arrive .68s cubic-bezier(.2, .86, .22, 1) both;
}

html.fk-login-active .form-wrapper::before {
  position: absolute;
  top: 0;
  left: 40px;
  right: 40px;
  height: 3px;
  content: '';
  border-radius: 0 0 5px 5px;
  background: linear-gradient(90deg, transparent, var(--fk-blue) 24%, var(--fk-cyan) 76%, transparent);
  box-shadow: 0 0 18px rgba(38, 140, 255, .5);
}

html.fk-login-active .fk-form-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  color: var(--fk-ink);
}

html.fk-login-active .fk-form-logo {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex: 0 0 46px;
  border-radius: 14px 5px 14px 5px;
  color: #fff;
  background: linear-gradient(145deg, #1575ed, #20c9bd);
  box-shadow: 0 10px 24px rgba(28, 126, 225, .3);
}

html.fk-login-active .fk-form-logo svg {
  width: 30px;
  height: 30px;
  overflow: visible;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

html.fk-login-active .fk-form-logo circle {
  fill: #fff;
  stroke: none;
}

html.fk-login-active .fk-brand-copy {
  min-width: 0;
  flex: 1;
}

html.fk-login-active .fk-brand-copy b,
html.fk-login-active .fk-brand-copy small {
  display: block;
}

html.fk-login-active .fk-brand-copy b {
  margin-bottom: 3px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: 2px;
}

html.fk-login-active .fk-brand-copy small {
  color: #8391a6;
  font-size: 9px;
  font-weight: 750;
  letter-spacing: 1.15px;
}

html.fk-login-active .fk-cloud-state {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px;
  border: 1px solid #d9e7ef;
  border-radius: 999px;
  color: #4f6f83;
  background: rgba(239, 248, 250, .82);
  font-size: 9px;
  white-space: nowrap;
}

html.fk-login-active .fk-cloud-state i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #27c899;
  box-shadow: 0 0 0 3px rgba(39, 200, 153, .12), 0 0 9px rgba(39, 200, 153, .45);
  animation: fk-pulse 2s ease-in-out infinite;
}

html.fk-login-active .platform-title,
html.fk-login-active .login-container .login-wrapper .login-main .form-wrapper .platform-title {
  margin: 0 0 8px !important;
  color: var(--fk-ink) !important;
  font-size: 31px !important;
  font-weight: 850 !important;
  line-height: 1.25 !important;
  text-align: left !important;
  letter-spacing: .4px !important;
}

html.fk-login-active .fk-form-kicker {
  margin-bottom: 24px;
}

html.fk-login-active .fk-form-kicker span,
html.fk-login-active .fk-form-kicker small {
  display: block;
}

html.fk-login-active .fk-form-kicker span {
  color: #2e5272;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .7px;
}

html.fk-login-active .fk-form-kicker small {
  margin-top: 5px;
  color: #8b99ad;
  font-size: 11px;
}

html.fk-login-active .form-wrapper .lang-select {
  top: 31px !important;
  right: 38px !important;
  color: #718097 !important;
}

html.fk-login-active .login-form .el-form-item {
  margin-bottom: 17px !important;
}

html.fk-login-active .login-form .el-form-item .el-form-item__label {
  padding: 0 0 8px !important;
  color: #2b3e59 !important;
  font-size: 13px !important;
  font-weight: 700 !important;
  line-height: 18px !important;
}

html.fk-login-active .login-form .el-form-item .el-input {
  height: 50px !important;
  border: 1px solid #d7e1ee !important;
  border-radius: 12px !important;
  background: rgba(247, 250, 253, .96) !important;
  box-shadow: 0 0 0 4px transparent !important;
  transition: border-color .22s ease, box-shadow .22s ease, background .22s ease !important;
}

html.fk-login-active .login-form .el-form-item .el-input:hover {
  border-color: #abc2da !important;
  background: #fff !important;
}

html.fk-login-active .login-form .el-form-item .el-input:focus-within {
  border-color: #368af1 !important;
  background: #fff !important;
  box-shadow: 0 0 0 4px rgba(38, 140, 255, .12) !important;
}

html.fk-login-active .login-form .el-form-item .el-input input {
  height: 48px !important;
  padding: 10px 40px 10px 45px !important;
  color: #10233d !important;
  font-size: 14px !important;
  line-height: 48px !important;
}

html.fk-login-active .login-form .el-form-item .el-input input::placeholder {
  color: #9aa8bb !important;
}

html.fk-login-active .login-form .svg-container {
  bottom: 3px !important;
  left: 0 !important;
  padding: 10px 7px 9px 15px !important;
  color: #6f819a !important;
}

html.fk-login-active .login-form .el-button {
  height: 52px !important;
  margin-top: 10px !important;
  border: 0 !important;
  border-radius: 12px !important;
  background: linear-gradient(105deg, #176fe9 0%, #2a8ff3 52%, #1cbcb4 100%) !important;
  box-shadow: 0 13px 28px rgba(31, 119, 225, .3) !important;
  font-size: 15px !important;
  font-weight: 750 !important;
  letter-spacing: 4px !important;
  transition: transform .22s ease, box-shadow .22s ease, filter .22s ease !important;
}

html.fk-login-active .login-form .el-button:hover,
html.fk-login-active .login-form .el-button:focus-visible {
  transform: translateY(-2px) !important;
  filter: brightness(1.04) !important;
  box-shadow: 0 17px 36px rgba(31, 119, 225, .4) !important;
}

html.fk-login-active .login-form .el-button:focus-visible {
  outline: 3px solid rgba(39, 217, 208, .42) !important;
  outline-offset: 3px !important;
}

html.fk-login-active .fk-security-note {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin-top: 19px;
  color: #8a98a9;
  font-size: 10px;
  letter-spacing: .25px;
}

html.fk-login-active .fk-security-note i {
  position: relative;
  width: 10px;
  height: 8px;
  border: 1.5px solid #6f9eb7;
  border-radius: 2px;
}

html.fk-login-active .fk-security-note i::before {
  position: absolute;
  left: 1px;
  top: -7px;
  width: 6px;
  height: 7px;
  content: '';
  border: 1.5px solid #6f9eb7;
  border-bottom: 0;
  border-radius: 5px 5px 0 0;
}

html.fk-login-active .login-footer {
  position: absolute !important;
  left: 0 !important;
  right: 0 !important;
  bottom: 14px !important;
  z-index: 6 !important;
  display: block !important;
  height: auto !important;
  padding: 0 26px !important;
  color: rgba(182, 204, 227, .66) !important;
  background: transparent !important;
  font-size: 11px !important;
  pointer-events: none;
}

html.fk-login-active .login-footer > div:last-child,
html.fk-login-active .login-footer span:not(.info-text) {
  display: none !important;
}

html.fk-login-active .login-footer a {
  color: inherit !important;
  pointer-events: auto;
}

html.fk-login-active .fk-login-scene {
  position: absolute;
  inset: 0 520px 0 0;
  z-index: 3;
  color: #fff;
  pointer-events: none;
}

html.fk-login-active .fk-scene-copy {
  position: absolute;
  top: clamp(62px, 8vh, 94px);
  left: clamp(42px, 5.5vw, 88px);
  z-index: 5;
  max-width: 660px;
  padding: 19px 24px 22px 0;
  border-radius: 18px;
  text-shadow: 0 10px 34px rgba(0, 0, 0, .45);
  animation: fk-copy-arrive .76s .08s cubic-bezier(.2, .86, .22, 1) both;
}

html.fk-login-active .fk-scene-copy::before {
  position: absolute;
  inset: -26px -48px -30px -32px;
  z-index: -1;
  content: '';
  background: radial-gradient(ellipse at 35% 42%, rgba(2, 14, 34, .72), rgba(2, 14, 34, .18) 65%, transparent 78%);
  filter: blur(6px);
}

html.fk-login-active .fk-eyebrow {
  display: flex;
  align-items: center;
  gap: 11px;
  margin-bottom: 20px;
  color: #8bbde7;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 2.8px;
}

html.fk-login-active .fk-eyebrow i {
  width: 30px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--fk-cyan), var(--fk-blue));
  box-shadow: 0 0 14px rgba(39, 217, 208, .78);
}

html.fk-login-active .fk-scene-copy h1 {
  margin: 0;
  color: #f5faff;
  font-size: clamp(36px, 3.35vw, 55px);
  font-weight: 760;
  line-height: 1.25;
  letter-spacing: 1px;
}

html.fk-login-active .fk-scene-copy h1 em {
  color: transparent;
  background: linear-gradient(90deg, #64bbff 0%, #40e4d4 74%);
  -webkit-background-clip: text;
  background-clip: text;
  font-style: normal;
  text-shadow: none;
}

html.fk-login-active .fk-scene-copy p {
  margin: 18px 0 0;
  color: #b4c9df;
  font-size: 16px;
  letter-spacing: 1.8px;
}

html.fk-login-active .fk-feature-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

html.fk-login-active .fk-feature-row span {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 8px 13px;
  border: 1px solid rgba(104, 177, 239, .26);
  border-radius: 999px;
  color: #c5d8ea;
  background: rgba(8, 34, 66, .52);
  box-shadow: 0 8px 24px rgba(0, 11, 29, .12);
  font-size: 11px;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

html.fk-login-active .fk-feature-row i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--fk-cyan);
  box-shadow: 0 0 9px var(--fk-cyan);
}

html.fk-login-active .fk-live-rail {
  position: absolute;
  left: clamp(42px, 5.5vw, 88px);
  bottom: clamp(62px, 7vh, 82px);
  width: min(500px, calc(100% - 90px));
  box-sizing: border-box;
  display: flex;
  align-items: center;
  gap: 15px;
  min-height: 94px;
  padding: 16px 18px 18px;
  overflow: hidden;
  border: 1px solid rgba(85, 169, 235, .26);
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(4, 30, 60, .76), rgba(7, 45, 75, .48));
  box-shadow: 0 22px 58px rgba(0, 8, 23, .38), inset 0 1px 0 rgba(143, 204, 250, .1);
  -webkit-backdrop-filter: blur(12px) saturate(125%);
  backdrop-filter: blur(12px) saturate(125%);
  animation: fk-rail-arrive .82s .2s cubic-bezier(.2, .86, .22, 1) both;
}

html.fk-login-active .fk-live-rail::before {
  position: absolute;
  inset: 0;
  content: '';
  pointer-events: none;
  background: linear-gradient(105deg, transparent 12%, rgba(64, 190, 244, .09) 46%, transparent 74%);
  transform: translateX(-100%);
  animation: fk-rail-scan 4.6s ease-in-out infinite;
}

html.fk-login-active .fk-live-orb {
  position: relative;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
  border: 1px solid rgba(78, 196, 234, .32);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(42, 213, 201, .22), rgba(21, 106, 181, .1) 58%, transparent 62%);
  box-shadow: 0 0 24px rgba(42, 177, 232, .16), inset 0 0 16px rgba(50, 206, 218, .1);
}

html.fk-login-active .fk-live-orb::before,
html.fk-login-active .fk-live-orb::after {
  position: absolute;
  content: '';
  border: 1px solid rgba(77, 189, 235, .26);
  border-radius: 50%;
}

html.fk-login-active .fk-live-orb::before {
  inset: 8px;
  animation: fk-orb-spin 5s linear infinite;
}

html.fk-login-active .fk-live-orb::after {
  inset: 15px;
  background: #24d3c5;
  box-shadow: 0 0 14px rgba(36, 211, 197, .8);
}

html.fk-login-active .fk-live-orb i {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #5eb9ff;
  box-shadow: 0 0 9px rgba(94, 185, 255, .8);
}

html.fk-login-active .fk-live-orb i:nth-child(1) { left: 4px; top: 20px; }
html.fk-login-active .fk-live-orb i:nth-child(2) { right: 7px; top: 7px; }
html.fk-login-active .fk-live-orb i:nth-child(3) { right: 3px; bottom: 9px; }

html.fk-login-active .fk-live-copy {
  position: relative;
  z-index: 2;
  min-width: 0;
  flex: 1;
}

html.fk-login-active .fk-live-copy small,
html.fk-login-active .fk-live-copy b,
html.fk-login-active .fk-live-copy span {
  display: block;
}

html.fk-login-active .fk-live-copy small {
  margin-bottom: 4px;
  color: #79a4ca;
  font-size: 8px;
  font-weight: 800;
  letter-spacing: 1.8px;
}

html.fk-login-active .fk-live-copy b {
  color: #e0f8ff;
  font-size: 16px;
  font-weight: 720;
  letter-spacing: .8px;
  transition: opacity .25s ease, transform .25s ease;
}

html.fk-login-active .fk-live-copy span {
  margin-top: 4px;
  color: #80a4c2;
  font-size: 9px;
  letter-spacing: .4px;
  transition: opacity .25s ease, transform .25s ease;
}

html.fk-login-active .fk-live-rail.is-changing .fk-live-copy b,
html.fk-login-active .fk-live-rail.is-changing .fk-live-copy span {
  animation: fk-status-change .42s ease both;
}

html.fk-login-active .fk-live-rail > em {
  position: relative;
  z-index: 2;
  align-self: flex-start;
  margin-top: 3px;
  padding: 5px 8px;
  border: 1px solid rgba(46, 222, 188, .26);
  border-radius: 999px;
  color: #69ead0;
  background: rgba(25, 145, 120, .14);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 8px;
  font-weight: 700;
  font-style: normal;
  letter-spacing: .8px;
  transition: color .25s ease, border-color .25s ease;
}

html.fk-login-active .fk-live-flow {
  position: absolute;
  left: 18px;
  right: 18px;
  bottom: 8px;
  z-index: 2;
  display: flex;
  gap: 7px;
}

html.fk-login-active .fk-live-flow i {
  flex: 1;
  height: 2px;
  border-radius: 3px;
  background: linear-gradient(90deg, rgba(36, 134, 239, .34), rgba(39, 217, 208, .94));
  transform-origin: left center;
  animation: fk-live-flow 2.5s ease-in-out infinite;
}

html.fk-login-active .fk-live-flow i:nth-child(2) { animation-delay: -.35s; }
html.fk-login-active .fk-live-flow i:nth-child(3) { animation-delay: -.7s; }
html.fk-login-active .fk-live-flow i:nth-child(4) { animation-delay: -1.05s; }
html.fk-login-active .fk-live-flow i:nth-child(5) { animation-delay: -1.4s; }
html.fk-login-active .fk-live-flow i:nth-child(6) { animation-delay: -1.75s; }

html.fk-login-active .fk-trust-line {
  position: absolute;
  left: clamp(42px, 5.5vw, 88px);
  bottom: 26px;
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(157, 190, 219, .68);
  font-size: 10px;
  letter-spacing: 1.6px;
}

html.fk-login-active .fk-trust-line span {
  width: 34px;
  height: 1px;
  background: linear-gradient(90deg, #28d7ce, transparent);
}

@keyframes fk-form-arrive {
  from { opacity: 0; transform: translate(28px, -48%); }
  to { opacity: 1; transform: translate(0, -50%); }
}

@keyframes fk-copy-arrive {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fk-rail-arrive {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fk-pulse {
  0%, 100% { opacity: .55; }
  50% { opacity: 1; }
}

@keyframes fk-live-flow {
  0%, 100% { opacity: .38; transform: scaleX(.65); }
  50% { opacity: 1; transform: scaleX(1); }
}

@keyframes fk-rail-scan {
  0%, 24% { transform: translateX(-100%); opacity: 0; }
  42% { opacity: 1; }
  68%, 100% { transform: translateX(100%); opacity: 0; }
}

@keyframes fk-orb-spin {
  from { transform: rotate(0deg); border-top-color: #4bded2; }
  to { transform: rotate(360deg); border-top-color: #4bded2; }
}

@keyframes fk-status-change {
  0% { opacity: .2; transform: translateY(5px); }
  100% { opacity: 1; transform: translateY(0); }
}

@media (max-height: 760px) and (min-width: 901px) {
  html.fk-login-active .fk-scene-copy { top: 34px; }
  html.fk-login-active .fk-live-rail { bottom: 44px; transform: scale(.92); transform-origin: left bottom; }
  html.fk-login-active .fk-trust-line { display: none; }
  html.fk-login-active .form-wrapper { padding-top: 26px !important; padding-bottom: 25px !important; }
  html.fk-login-active .fk-form-brand { margin-bottom: 19px; }
  html.fk-login-active .fk-form-kicker { margin-bottom: 18px; }
}

@media (max-width: 1160px) {
  html.fk-login-active .fk-login-scene { right: 470px; }
  html.fk-login-active .fk-scene-copy h1 { font-size: 39px; }
  html.fk-login-active .fk-live-rail { width: min(430px, calc(100% - 70px)); }
}

@media (max-width: 900px) {
  html.fk-login-active .login-container {
    background-image:
      linear-gradient(180deg, rgba(3, 15, 34, .4), rgba(3, 15, 34, .78)),
      url('/fengkai-cloud-plc-hero.jpg') !important;
    background-position: center, 34% center !important;
  }
  html.fk-login-active .login-container::before {
    mask-image: none;
    opacity: .24;
  }
  html.fk-login-active .fk-login-scene { display: none; }
  html.fk-login-active .form-wrapper,
  html.fk-login-active .login-container .login-wrapper .login-main .form-wrapper {
    left: 50% !important;
    right: auto !important;
    width: 446px !important;
    transform: translate(-50%, -50%) !important;
  }
  html.fk-login-active .login-footer { display: none !important; }
  @keyframes fk-form-arrive {
    from { opacity: 0; transform: translate(-50%, -46%); }
    to { opacity: 1; transform: translate(-50%, -50%); }
  }
}

@media (max-width: 520px) {
  html.fk-login-active .login-container {
    background-position: center, 32% center !important;
  }
  html.fk-login-active .form-wrapper,
  html.fk-login-active .login-container .login-wrapper .login-main .form-wrapper {
    width: calc(100vw - 26px) !important;
    max-width: none !important;
    padding: 27px 23px 28px !important;
    border-radius: 21px !important;
  }
  html.fk-login-active .form-wrapper::before { left: 28px; right: 28px; }
  html.fk-login-active .fk-form-brand { margin-bottom: 22px; }
  html.fk-login-active .fk-cloud-state { display: none; }
  html.fk-login-active .platform-title,
  html.fk-login-active .login-container .login-wrapper .login-main .form-wrapper .platform-title {
    font-size: 27px !important;
  }
  html.fk-login-active .fk-security-note { font-size: 9px; }
}

@media (prefers-reduced-motion: reduce) {
  html.fk-login-active .form-wrapper,
  html.fk-login-active .fk-scene-copy,
  html.fk-login-active .fk-live-rail,
  html.fk-login-active .fk-cloud-state i,
  html.fk-login-active .fk-live-flow i,
  html.fk-login-active .fk-live-orb::before {
    animation: none !important;
  }
}