:root {
  --login-cyan: #22c7f3;
  --login-blue: #1688ff;
  --login-text: #f7f9ff;
  --login-muted: #aebbd2;
  --login-border: rgba(153, 190, 231, 0.42);
  --login-panel: rgba(8, 25, 59, 0.78);
  /* "销冠智脑" 视觉改版新增的金色强调色——logo、大标题高亮词、卡片头像图标、
     登录按钮、底部盾牌图标统一用金色；蓝色继续留给提示文案、复选框和链接，
     两套强调色分工不变，只是把原来"全蓝"换成"金+蓝"双色。 */
  --login-gold: #f0c46b;
  --login-gold-light: #ffe1a3;
  --login-gold-dark: #c9964f;
}

.login-body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow: hidden;
  color: var(--login-text);
  background: #020a20;
  font-family: Inter, "PingFang SC", "Microsoft YaHei", sans-serif;
}

.login-shell {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  overflow: hidden;
  isolation: isolate;
  background-color: #020a20;
  background-image: url("../img/login-bg-sales-brain.png");
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.login-shell::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  content: "";
  background: rgba(0, 7, 29, 0.14);
}

.login-layout {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 54%) minmax(30rem, 46%);
  align-items: center;
  width: min(100%, 1920px);
  min-height: 100vh;
  min-height: 100svh;
  padding: 5rem clamp(3rem, 5vw, 6rem) 4rem;
  margin: 0 auto;
}

.login-brand {
  position: absolute;
  top: 2.75rem;
  left: clamp(3rem, 5vw, 6rem);
  display: flex;
  align-items: center;
  gap: 1rem;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  /* 之前按旧版"H"字母图标的尺寸留的 3.5rem，换成完整词标 logo 后实测太小、
     在大屏上几乎看不清，抬到接近登录文案主标题的字号量级。 */
  height: 4.5rem;
}

.brand-mark img {
  display: block;
  height: 100%;
  width: auto;
}

/* 旧 logo 图片里直接印着品牌名，换成"图标 + 网页文字"：改名只需要改文字。
   文字用和图标同一套香槟金渐变。 */
.brand-wordmark {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.brand-wordmark strong {
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  line-height: 1;
  background: linear-gradient(100deg, var(--login-gold-light) 0%, var(--login-gold) 50%, var(--login-gold-dark) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.brand-wordmark small {
  color: rgba(240, 196, 107, 0.72);
  font-size: 0.72rem;
  letter-spacing: 0.34em;
}

.login-intro {
  align-self: center;
  max-width: 48rem;
  padding: 8rem 2.5rem 0 1.5rem;
  text-shadow: 0 0.25rem 1.6rem rgba(0, 0, 0, 0.65);
}

.intro-kicker {
  margin: 0 0 1rem;
  color: var(--login-cyan);
  font-size: 0.8rem;
  font-weight: 700;
  line-height: 1.4;
  opacity: 0.92;
}

.login-intro h1 {
  max-width: 44rem;
  margin: 0;
  color: #fff;
  font-size: 2.75rem;
  font-weight: 750;
  line-height: 1.28;
}

.intro-highlight {
  color: var(--login-gold);
}

.login-intro > .intro-sub {
  margin: 1.5rem 0 0;
  color: #c4d1e8;
  font-size: 1.35rem;
  line-height: 1.6;
}

.intro-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: 2.25rem;
  text-shadow: none;
}

.intro-download {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.8rem 1.6rem;
  color: #1a1407;
  font-size: 1.05rem;
  font-weight: 700;
  text-decoration: none;
  background: linear-gradient(135deg, var(--login-gold-light), var(--login-gold) 55%, var(--login-gold-dark));
  border-radius: 999px;
  box-shadow: 0 0.5rem 1.6rem rgba(240, 196, 107, 0.28);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.intro-download:hover,
.intro-download:focus-visible {
  color: #1a1407;
  transform: translateY(-1px);
  box-shadow: 0 0.7rem 2rem rgba(240, 196, 107, 0.38);
}

.intro-download .ti {
  font-size: 1.3rem;
}

.intro-download-hint {
  color: var(--login-muted);
  font-size: 0.9rem;
}

.panel-download {
  display: none;
}

.login-panel {
  justify-self: end;
  width: min(100%, 35rem);
  overflow: hidden;
  background: var(--login-panel);
  border: 1px solid var(--login-border);
  border-radius: 20px;
  box-shadow:
    0 1.5rem 4rem rgba(0, 3, 18, 0.48),
    0 0 1.5rem rgba(240, 196, 107, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(18px);
}

.login-panel-main {
  padding: 3.5rem 3.75rem 3rem;
}

.login-heading {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.heading-icon {
  display: grid;
  flex: 0 0 3rem;
  width: 3rem;
  height: 3rem;
  color: var(--login-gold);
  border: 1px solid rgba(240, 196, 107, 0.5);
  border-radius: 50%;
  place-items: center;
}

.heading-icon .ti {
  font-size: 1.55rem;
}

.login-heading h2 {
  margin: 0;
  color: #fff;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.25;
}

.login-heading p {
  margin: 0.35rem 0 0;
  color: var(--login-muted);
  font-size: 0.95rem;
}

/* 登录方式 Tab 切换：账号密码 / 手机号验证码。结构上只留了两个 Tab，微信
   登录（第二期，见 docs/tasks/2026-09-26-登录方式扩展-手机验证码登录.md）
   要等域名备案、HTTPS、微信开放平台企业资质就绪后再加第三个。 */
.login-tabs {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--login-border);
}

.login-tab {
  flex: 1;
  padding: 0.7rem 0;
  color: var(--login-muted);
  background: transparent;
  border: 0;
  border-bottom: 2px solid transparent;
  font-size: 0.98rem;
  font-weight: 600;
}

.login-tab.is-active {
  color: var(--login-gold-light);
  border-bottom-color: var(--login-gold);
}

.login-tab-panel[hidden] {
  display: none;
}

.login-field {
  margin-bottom: 1.35rem;
}

.login-field > label {
  display: block;
  margin-bottom: 0.55rem;
  color: #dce7f7;
  font-size: 0.9rem;
  font-weight: 600;
}

.login-input-wrap {
  position: relative;
}

.login-input-wrap > .ti {
  position: absolute;
  top: 50%;
  left: 1rem;
  z-index: 2;
  color: #9db0cd;
  font-size: 1.45rem;
  pointer-events: none;
  transform: translateY(-50%);
}

.login-input-wrap .form-control {
  height: 3.75rem;
  padding: 0.75rem 3.25rem;
  color: #f8fbff;
  background: rgba(2, 13, 39, 0.48);
  border-color: rgba(143, 169, 204, 0.48);
  border-radius: 10px;
  box-shadow: none;
  font-size: 1rem;
}

.login-input-wrap .form-control::placeholder {
  color: #8293ae;
  opacity: 1;
}

.login-input-wrap .form-control:focus {
  background: rgba(2, 15, 44, 0.72);
  border-color: var(--login-cyan);
  box-shadow: 0 0 0 0.2rem rgba(34, 199, 243, 0.14);
}

.login-input-wrap .form-control.is-invalid {
  border-color: #ff6b7d;
}

.login-field .invalid-feedback {
  margin-top: 0.4rem;
  color: #ff9baa;
}

.password-toggle {
  position: absolute;
  top: 50%;
  right: 0.75rem;
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  color: #9db0cd;
  background: transparent;
  border: 0;
  border-radius: 50%;
  place-items: center;
  transform: translateY(-50%);
}

.password-toggle:hover,
.password-toggle:focus-visible {
  color: #fff;
  background: rgba(255, 255, 255, 0.07);
  outline: none;
}

.password-toggle .ti {
  font-size: 1.35rem;
}

.login-options {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 2.25rem;
  margin-top: 0.25rem;
}

.login-options .form-check {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  min-height: auto;
  padding: 0;
  margin: 0;
}

.login-options .form-check-input {
  width: 1.15rem;
  height: 1.15rem;
  margin: 0;
  background-color: rgba(3, 14, 39, 0.66);
  border-color: #7890b1;
  border-radius: 4px;
}

.login-options .form-check-input:checked {
  background-color: var(--login-blue);
  border-color: var(--login-blue);
}

.login-options .form-check-label {
  color: #c5d1e4;
  font-size: 0.92rem;
}

.forgot-link {
  padding: 0;
  color: #39a8ff;
  background: transparent;
  border: 0;
  font-size: 0.92rem;
}

.forgot-link:hover,
.forgot-link:focus-visible {
  color: #7bc9ff;
  outline: none;
  text-decoration: underline;
}

.login-feedback {
  display: flex;
  align-items: center;
  min-height: 2.75rem;
  margin: 0.45rem 0;
  color: transparent;
  font-size: 0.88rem;
  line-height: 1.35;
}

.login-feedback[data-state="error"] {
  color: #ff9baa;
}

.login-feedback[data-state="success"] {
  color: #6de0b7;
}

.login-feedback[data-state="info"] {
  color: #9fd2ff;
}

.login-feedback .ti {
  margin-right: 0.45rem;
  font-size: 1.15rem;
}

.login-submit {
  display: flex;
  width: 100%;
  height: 3.6rem;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  color: #1b2436;
  background: linear-gradient(135deg, var(--login-gold-light), var(--login-gold-dark));
  border: 1px solid rgba(255, 225, 163, 0.6);
  border-radius: 10px;
  box-shadow: 0 0.75rem 1.8rem rgba(201, 150, 79, 0.32);
  font-size: 1.05rem;
  font-weight: 700;
}

.login-submit:hover,
.login-submit:focus-visible {
  color: #1b2436;
  background: linear-gradient(135deg, #ffe9bb, #d9a95e);
  border-color: rgba(255, 233, 187, 0.8);
}

.login-submit:disabled {
  color: #4a4432;
  background: linear-gradient(135deg, #d8c193, #a98c5f);
  border-color: rgba(255, 225, 163, 0.4);
  opacity: 0.82;
}

.login-submit .ti {
  font-size: 1.25rem;
}

.login-submit .ti-loader-2 {
  animation: login-spin 0.8s linear infinite;
}

.login-panel-footer {
  display: flex;
  min-height: 5.25rem;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: #aebbd2;
  border-top: 1px solid rgba(143, 169, 204, 0.2);
  font-size: 0.95rem;
}

.login-panel-footer .ti {
  margin-right: 0.35rem;
  color: var(--login-gold);
  font-size: 1.7rem;
}

.login-panel-footer b {
  color: #55708f;
  font-weight: 400;
}

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

/* 手机验证码登录：验证码输入框右侧内嵌"获取验证码"按钮，倒计时期间禁用。 */
.login-input-wrap-with-action .form-control {
  padding-right: 7.5rem;
}

.phone-code-request {
  position: absolute;
  top: 50%;
  right: 0.6rem;
  padding: 0.4rem 0.75rem;
  color: var(--login-cyan);
  background: rgba(34, 199, 243, 0.12);
  border: 1px solid rgba(34, 199, 243, 0.4);
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  transform: translateY(-50%);
}

.phone-code-request:disabled {
  color: var(--login-muted);
  background: rgba(153, 190, 231, 0.1);
  border-color: rgba(153, 190, 231, 0.28);
}

/* 多公司账号登录：409 时显示，列出候选公司供选择后用同一份凭据重新提交。 */
.login-company-picker[hidden] {
  display: none;
}

.login-company-picker {
  margin-top: 1rem;
  padding: 1rem;
  background: rgba(2, 13, 39, 0.48);
  border: 1px solid var(--login-border);
  border-radius: 10px;
}

.login-company-picker p {
  margin: 0 0 0.75rem;
  color: var(--login-text);
  font-size: 0.9rem;
}

.login-company-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.login-company-option {
  padding: 0.65rem 0.9rem;
  color: var(--login-text);
  text-align: left;
  background: rgba(153, 190, 231, 0.1);
  border: 1px solid var(--login-border);
  border-radius: 8px;
  font-size: 0.92rem;
}

.login-company-option:hover,
.login-company-option:focus-visible {
  background: rgba(34, 199, 243, 0.14);
  border-color: var(--login-cyan);
}

@media (max-width: 1100px) {
  .login-layout {
    grid-template-columns: minmax(0, 45%) minmax(30rem, 55%);
    padding-right: 2rem;
    padding-left: 2rem;
  }

  .login-brand {
    left: 2rem;
  }

  .login-intro {
    padding-left: 0;
  }

  .login-intro h1 {
    font-size: 2.25rem;
  }
}

@media (max-width: 820px) {
  .login-body {
    overflow-y: auto;
  }

  .login-shell {
    min-height: 100svh;
    background-position: 32% center;
  }

  .login-shell::before {
    background: rgba(0, 7, 29, 0.48);
  }

  .login-layout {
    display: flex;
    min-height: 100svh;
    align-items: center;
    justify-content: center;
    padding: 6.5rem 1rem 1.5rem;
  }

  .login-brand {
    top: 1.5rem;
    left: 1.5rem;
    gap: 0.65rem;
  }

  .brand-mark {
    height: 3rem;
  }

  .brand-wordmark strong {
    font-size: 1.4rem;
  }

  .brand-wordmark small {
    font-size: 0.6rem;
  }

  .login-intro {
    display: none;
  }

  .panel-download {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 1rem;
    color: var(--login-gold-light);
    font-weight: 700;
    text-decoration: none;
    border-top: 1px solid var(--login-border);
  }

  .panel-download .ti {
    font-size: 1.2rem;
  }

  .login-panel {
    width: min(100%, 31rem);
  }
}

@media (max-width: 520px) {
  .login-layout {
    align-items: flex-start;
    padding-top: 5.5rem;
  }

  .login-panel-main {
    padding: 2rem 1.35rem 1.5rem;
  }

  .login-heading {
    gap: 0.75rem;
    margin-bottom: 1.75rem;
  }

  .heading-icon {
    flex-basis: 2.65rem;
    width: 2.65rem;
    height: 2.65rem;
  }

  .login-heading h2 {
    font-size: 1.65rem;
  }

  .login-heading p {
    font-size: 0.82rem;
  }

  .login-input-wrap .form-control {
    height: 3.45rem;
  }

  .login-options .form-check-label,
  .forgot-link {
    font-size: 0.85rem;
  }

  .login-submit {
    height: 3.4rem;
  }

  .login-panel-footer {
    min-height: 4.25rem;
    gap: 0.55rem;
    font-size: 0.86rem;
  }

  .login-panel-footer .ti {
    font-size: 1.4rem;
  }
}

@media (max-height: 700px) and (min-width: 821px) {
  .login-layout {
    padding-top: 4rem;
    padding-bottom: 2rem;
  }

  .login-panel-main {
    padding-top: 2rem;
    padding-bottom: 1.75rem;
  }

  .login-heading {
    margin-bottom: 1.5rem;
  }

  .login-panel-footer {
    min-height: 4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .login-submit .ti-loader-2 {
    animation: none;
  }
}