/* 曼波 API 品牌视觉覆盖层：仅影响前端显示，不改变任何业务逻辑。 */
:root {
  --manbo-blue: #1468ff;
  --manbo-blue-deep: #0b3ed1;
  --manbo-navy: #071a46;
  --manbo-sky: #eef6ff;
  --manbo-ink: #0b1d43;
  --manbo-gold: #ffc84a;
  --manbo-line: #c8ddff;
}

html, body {
  background: #f6faff;
  color: var(--manbo-ink);
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

html.dark, html.dark body {
  background:
    radial-gradient(circle at 90% 7%, rgba(44, 132, 255, .23), transparent 30rem),
    radial-gradient(circle at 8% 100%, rgba(18, 97, 255, .17), transparent 32rem),
    #061a46;
  color: #eef6ff;
}

header {
  background: rgba(255, 255, 255, .88) !important;
  border-color: var(--manbo-line) !important;
  box-shadow: 0 8px 30px rgba(20, 104, 255, .08);
  backdrop-filter: blur(16px);
}

html.dark header {
  background: rgba(6, 26, 70, .88) !important;
  border-color: rgba(122, 171, 255, .26) !important;
  box-shadow: 0 8px 30px rgba(0, 0, 0, .18);
}

header img[alt="Logo"] {
  filter: drop-shadow(0 3px 8px rgba(20, 104, 255, .18));
}

/* 统一按钮与交互色，保留原始点击、跳转与表单行为。 */
:is(button, a)[class*="bg-primary"],
:is(button, a)[class*="bg-blue"] {
  background: linear-gradient(135deg, #277bff, #1056e8) !important;
  border-color: #277bff !important;
  box-shadow: 0 8px 18px rgba(20, 104, 255, .22);
}

:is(button, a)[class*="bg-primary"]:hover,
:is(button, a)[class*="bg-blue"]:hover {
  filter: brightness(1.06);
  transform: translateY(-1px);
}

a[class*="text-primary"], button[class*="text-primary"] {
  color: var(--manbo-blue) !important;
}

input, textarea, select {
  border-color: #b8d1ff !important;
  border-radius: 12px !important;
}

input:focus, textarea:focus, select:focus {
  border-color: var(--manbo-blue) !important;
  box-shadow: 0 0 0 3px rgba(20, 104, 255, .14) !important;
}

html.dark :is(input, textarea, select) {
  background-color: rgba(7, 30, 77, .92) !important;
  border-color: rgba(127, 174, 255, .38) !important;
  color: #eef6ff !important;
}

/* 用户端和管理员端共用的卡片、侧栏、表格的品牌化。 */
:is(.card, [class~="rounded-lg"][class*="border"], [class~="rounded-xl"][class*="border"], [class~="rounded-2xl"][class*="border"]) {
  border-color: rgba(96, 151, 255, .28) !important;
  box-shadow: 0 10px 28px rgba(16, 74, 180, .07);
}

html.dark :is(.card, [class~="rounded-lg"][class*="border"], [class~="rounded-xl"][class*="border"], [class~="rounded-2xl"][class*="border"]) {
  border-color: rgba(116, 168, 255, .22) !important;
  box-shadow: 0 14px 34px rgba(0, 8, 35, .24);
}

aside {
  background: linear-gradient(180deg, #0a2a6e 0%, #061a46 100%) !important;
  border-color: rgba(141, 184, 255, .22) !important;
}

aside a:hover, aside button:hover {
  background: rgba(74, 139, 255, .18) !important;
}

thead {
  background: rgba(20, 104, 255, .06) !important;
}

html.dark thead {
  background: rgba(56, 124, 255, .13) !important;
}

/* 首页欢迎区：保留原链接/登录按钮，仅替换视觉与展示文案。 */
main > div.text-center:has(h1) {
  position: relative;
  width: min(1080px, 100%);
  max-width: 1080px !important;
  min-height: 410px;
  overflow: hidden;
  padding: 62px 420px 62px 64px !important;
  text-align: left !important;
  border: 1px solid rgba(80, 143, 255, .28);
  border-radius: 30px;
  background:
    radial-gradient(circle at 68% 20%, rgba(121, 186, 255, .32), transparent 17rem),
    linear-gradient(135deg, #fff 0%, #eff7ff 100%);
  box-shadow: 0 22px 55px rgba(16, 83, 199, .14);
}

html.dark main > div.text-center:has(h1) {
  background:
    radial-gradient(circle at 71% 18%, rgba(64, 137, 255, .28), transparent 18rem),
    linear-gradient(135deg, rgba(9, 39, 99, .97), rgba(5, 20, 57, .97));
  border-color: rgba(118, 171, 255, .34);
  box-shadow: 0 22px 60px rgba(0, 3, 20, .35);
}

main > div.text-center:has(h1)::before {
  content: "曼波 API · AI GATEWAY";
  display: block;
  margin-bottom: 15px;
  color: var(--manbo-blue);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .12em;
}

main > div.text-center:has(h1)::after {
  content: "";
  position: absolute;
  z-index: 0;
  top: 11px;
  right: 18px;
  width: 390px;
  height: 390px;
  background: url("/manbo-ui/mascot.png") right bottom / contain no-repeat;
  border-radius: 50%;
  box-shadow: 0 18px 30px rgba(4, 30, 92, .20);
  filter: drop-shadow(0 18px 20px rgba(7, 43, 125, .20));
  pointer-events: none;
}

main > div.text-center:has(h1) > * {
  position: relative;
  z-index: 1;
}

main > div.text-center:has(h1) img[alt="Logo"] {
  display: none;
}

main > div.text-center:has(h1) h1 {
  margin: 0 !important;
  color: var(--manbo-ink) !important;
  font-size: clamp(2.35rem, 5vw, 4.1rem) !important;
  font-weight: 900 !important;
  letter-spacing: -.055em;
  text-shadow: 0 2px 0 rgba(255, 255, 255, .72);
}

html.dark main > div.text-center:has(h1) h1 {
  color: #f4f8ff !important;
  text-shadow: none;
}

main > div.text-center:has(h1) h1::after {
  content: "稳定 · 高效 · 安全";
  display: block;
  width: fit-content;
  margin-top: 19px;
  padding: 7px 14px;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, #2679ff, #1056e8);
  box-shadow: 0 8px 16px rgba(20, 104, 255, .22);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: .14em;
}

main > div.text-center:has(h1) p {
  margin-top: 20px !important;
  font-size: 0 !important;
}

main > div.text-center:has(h1) p::after {
  content: "OpenAI 兼容 API 服务 · 简单接入，便捷可靠";
  color: #41658e;
  font-size: 18px;
  font-weight: 500;
  line-height: 1.7;
}

html.dark main > div.text-center:has(h1) p::after {
  color: #bdd6ff;
}

main > div.text-center:has(h1) a[href="/login"] {
  margin-top: 30px !important;
  min-width: 142px;
  border-radius: 13px !important;
  background: linear-gradient(135deg, #2679ff, #1056e8) !important;
  box-shadow: 0 10px 22px rgba(20, 104, 255, .28);
}

@media (max-width: 720px) {
  main > div.text-center:has(h1) {
    min-height: 500px;
    padding: 44px 28px 245px !important;
    text-align: center !important;
  }
  main > div.text-center:has(h1)::after {
    top: auto;
    right: 50%;
    bottom: -16px;
    width: 250px;
    height: 250px;
    transform: translateX(50%);
  }
  main > div.text-center:has(h1) h1::after {
    margin-right: auto;
    margin-left: auto;
  }
}