feat: 接入两端用户名登录和独立学习空间 (#2)

learner/src/style.css

@@ -0,0 +1,65 @@
+:root {
+  font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
+  color: #233d31;
+  background: #f7f5ee;
+  font-synthesis: none;
+  --el-color-primary: #315c43;
+  --el-color-primary-light-3: #597f66;
+  --el-color-primary-light-5: #8da493;
+  --el-color-primary-light-7: #bdccc0;
+  --el-color-primary-light-9: #eef2eb;
+  --el-color-primary-dark-2: #264a35;
+  --el-border-radius-base: 8px;
+  --el-font-size-base: 15px;
+}
+* { box-sizing: border-box; }
+body { margin: 0; min-width: 320px; }
+button, input { font: inherit; }
+button:focus-visible, a:focus-visible { outline: 3px solid #bc803d; outline-offset: 4px; }
+a { color: inherit; }
+.brand { font-family: Georgia, serif; font-size: 30px; font-weight: 700; letter-spacing: -1px; text-decoration: none; }
+.brand-dot { color: #ba8345; }
+.login-page { min-height: 100dvh; display: grid; grid-template-columns: minmax(340px, 1fr) minmax(400px, 1fr); }
+.welcome { background: #284c38; color: #f7f5ee; padding: 46px 10%; display: flex; flex-direction: column; justify-content: space-between; }
+.welcome .brand { color: #f7f5ee; }
+.welcome-copy { padding: 80px 0; max-width: 450px; }
+.welcome-copy h2 { font-family: Georgia, 'Microsoft YaHei', serif; font-weight: 400; font-size: clamp(32px, 3.3vw, 52px); line-height: 1.55; letter-spacing: 2px; margin: 26px 0; }
+.welcome-copy p { font-size: 16px; color: #d4dfd2; line-height: 1.9; }
+.book-mark { width: 60px; height: 60px; color: #d6b980; }
+.welcome-foot { font-size: 13px; letter-spacing: 2px; color: #c4d1c0; }
+.login-main { display: grid; place-items: center; padding: 48px 28px; }
+.login-form { width: min(100%, 360px); }
+.eyebrow { color: #687568; font-size: 12px; letter-spacing: 3px; }
+h1 { font-size: 30px; font-weight: 600; margin: 14px 0; letter-spacing: 1px; }
+.subtle { color: #748073; font-size: 14px; line-height: 1.8; }
+.login-form form { margin-top: 36px; }
+.field { display: block; margin-bottom: 22px; }
+.field label { display: block; font-size: 14px; margin-bottom: 10px; }
+.el-input { --el-input-height: 46px; --el-input-bg-color: #fffefa; --el-input-border-color: #d6dccf; }
+.el-button { min-height: 42px; }
+.login-submit { width: 100%; margin-top: 8px; height: 48px; letter-spacing: 4px; }
+.notice { padding: 12px 15px; background: #fff0e7; border: 1px solid #ebc3a8; color: #8b4324; border-radius: 6px; font-size: 14px; line-height: 1.6; }
+.site-header { padding: 24px max(24px, calc((100vw - 1200px) / 2)); border-bottom: 1px solid #e0e3d8; display: flex; align-items: center; gap: 32px; background: #fffdf7; }
+.site-header nav { flex: 1; }
+.active-nav { font-size: 15px; text-decoration: none; padding: 13px 0; border-bottom: 2px solid #315c43; }
+.account { display: flex; align-items: center; gap: 18px; font-size: 14px; }
+.account-name { max-width: 200px; overflow: hidden; text-overflow: ellipsis; }
+.library { max-width: 1120px; margin: 60px auto; padding: 0 28px; }
+.library-title { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 38px; }
+.language { border: 1px solid #d9decf; padding: 9px 17px; border-radius: 20px; font-size: 13px; background: #fffdf7; }
+.empty-library { background: #fffdf8; border: 1px solid #e0e3d8; border-radius: 12px; min-height: 360px; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 44px 20px; text-align: center; }
+.empty-library .book-mark { color: #6e8967; width: 56px; height: 56px; }
+.empty-library h2 { font-weight: 500; font-size: 21px; margin: 26px 0 4px; }
+.loading { padding: 80px 24px; text-align: center; color: #748073; }
+@media (max-width: 760px) {
+  .login-page { grid-template-columns: 1fr; }
+  .welcome { padding: 28px; }
+  .welcome-copy, .welcome-foot { display: none; }
+  .login-main { padding: 50px 28px 70px; align-items: start; }
+  .site-header { padding: 20px; gap: 22px; flex-wrap: wrap; }
+  .account { margin-left: auto; gap: 10px; }
+  .account-name { max-width: 120px; }
+  .site-header nav { order: 3; flex-basis: 100%; padding-top: 8px; }
+  .library { margin-top: 32px; padding: 0 20px; }
+  h1 { font-size: 26px; }
+}