/* ===== CSS Variables ===== */
:root {
  --navy: #16264C;
  --navy-deep: #0D1730;
  --navy-mid: #1F3159;
  --gold: #C5A55A;
  --gold-light: #E4D3B8;
  --warm-bg: #FAF8F5;
  --card: #FFFFFF;
  --ink: #1A1D33;
  --ink-soft: #5A5E78;
  --ink-light: #8E92A8;
  --line: rgba(22,38,76,0.08);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 16px;
  --shadow: 0 1px 8px rgba(10,18,144,0.04);
  --shadow-hover: 0 4px 20px rgba(10,18,144,0.08);
  --shadow-modal: 0 8px 40px rgba(10,18,144,0.12);
  --font: -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
  --header-h: 60px;
  --tab-h: 64px;
  --max-w: 960px;
  --red: #E8501E;
  --green: #22A67E;
  --orange: #E8922E;
}
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  background:var(--warm-bg);
  color:var(--ink);
  min-height:100vh;
  padding-bottom:calc(var(--tab-h) + 20px);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
/* ===== Header ===== */
.header{
  position:sticky;top:0;z-index:100;
  background:var(--navy);height:var(--header-h);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 20px;
}
.header-logo{height:28px;flex-shrink:0}
.header-logo img{height:100%;width:auto;display:block}
.header-right{display:flex;align-items:center;gap:12px}
.header-btn{
  height:32px;padding:0 12px;border-radius:6px;
  background:rgba(255,255,255,0.1);
  color:rgba(255,255,255,0.85);
  border:none;font-size:12px;cursor:pointer;
  display:flex;align-items:center;gap:4px;
  font-family:var(--font);transition:.2s;
}
.header-btn:hover{background:rgba(255,255,255,0.2)}
.header-bell{
  position:relative;width:32px;height:32px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,0.08);border-radius:50%;
  cursor:pointer;font-size:16px;color:rgba(255,255,255,0.85);
}
.header-bell .badge{
  position:absolute;top:-2px;right:-2px;
  min-width:16px;height:16px;border-radius:8px;
  background:var(--red);color:#fff;font-size:10px;
  display:flex;align-items:center;justify-content:center;
  padding:0 4px;font-weight:600;
}
.header-avatar{
  width:34px;height:34px;border-radius:50%;
  background:var(--gold);color:var(--navy);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:700;cursor:pointer;
}
/* ===== Debug Banner ===== */
.debug-banner{
  display:none;height:36px;background:var(--gold);color:var(--navy);
  font-size:13px;font-weight:600;
  align-items:center;justify-content:center;gap:12px;
}
.debug-banner.show{display:flex}
.debug-banner .btn-back{
  background:var(--navy);color:var(--gold);border:none;
  padding:4px 14px;border-radius:4px;font-size:12px;
  cursor:pointer;font-family:var(--font);font-weight:600;
}
/* ===== Main ===== */
.main{max-width:var(--max-w);margin:0 auto;padding:16px}
.page-title{margin-bottom:16px}
.page-title h1{font-size:20px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:8px}
.page-title .sub{font-size:13px;color:var(--ink-light);font-weight:400;margin-top:2px}
/* ===== Login Screen ===== */
.login-screen{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  min-height:100vh;padding:40px 20px;background:var(--navy);
}
.login-logo{margin-bottom:40px;text-align:center}
.login-logo img{height:48px;width:auto}
.login-logo p{color:rgba(255,255,255,0.6);font-size:14px;margin-top:8px}
.login-box{
  width:100%;max-width:360px;background:var(--card);
  border-radius:var(--radius-lg);padding:32px 24px;box-shadow:var(--shadow-modal);
}
.login-box h2{font-size:18px;font-weight:700;margin-bottom:20px;text-align:center;color:var(--ink)}
.login-user-list{display:flex;flex-direction:column;gap:8px;max-height:400px;overflow-y:auto}
.login-user-item{
  display:flex;align-items:center;gap:12px;padding:12px 16px;
  border-radius:var(--radius-sm);cursor:pointer;transition:.2s;
  border:1px solid var(--line);
}
.login-user-item:hover{background:var(--warm-bg);border-color:var(--gold)}
.login-user-item .avatar{
  width:40px;height:40px;border-radius:50%;
  background:var(--navy);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;flex-shrink:0;
}
.login-user-item .info{flex:1}
.login-user-item .name{font-size:15px;font-weight:600;color:var(--ink)}
.login-user-item .role-tag{
  display:inline-block;font-size:11px;padding:1px 8px;border-radius:10px;
  background:var(--gold-light);color:var(--navy);margin-left:8px;
}
.login-user-item .dept{font-size:12px;color:var(--ink-light);margin-top:2px}
.login-user-item .badge-admin{
  font-size:10px;padding:2px 8px;border-radius:10px;
  background:var(--gold);color:var(--navy);font-weight:600;margin-left:6px;
}
/* ===== Cards ===== */
.card{
  background:var(--card);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:16px;margin-bottom:12px;
}
.card-title{font-size:14px;font-weight:600;color:var(--ink);margin-bottom:12px;display:flex;align-items:center;gap:8px}
/* ===== Bottom Tab ===== */
.bottom-tab{
  position:fixed;bottom:0;left:0;right:0;z-index:200;
  height:var(--tab-h);background:var(--card);border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-around;
  padding:0 4px;padding-bottom:env(safe-area-inset-bottom,0);
}
.tab-item{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:2px;padding:4px 6px;cursor:pointer;border:none;background:none;
  font-family:var(--font);font-size:10px;color:var(--ink-light);
  transition:.2s;position:relative;flex:1;min-width:0;
}
.tab-item .tab-icon{font-size:20px;line-height:1}
.tab-item.active{color:var(--navy);font-weight:600}
.tab-item.active::after{
  content:'';position:absolute;top:-1px;left:50%;transform:translateX(-50%);
  width:20px;height:3px;border-radius:2px;background:var(--gold);
}
.tab-item .tab-badge{
  position:absolute;top:0;right:calc(50% - 22px);
  min-width:14px;height:14px;border-radius:7px;
  background:var(--red);color:#fff;font-size:9px;
  display:flex;align-items:center;justify-content:center;
  padding:0 3px;font-weight:600;
}
/* ===== Portal Sections ===== */
.brand-gate{
  background:linear-gradient(135deg,var(--navy-deep),var(--navy-mid));
  border-radius:var(--radius-lg);padding:28px 20px;text-align:center;margin-bottom:16px;
}
.brand-gate .gate-logo{height:36px;margin-bottom:12px}
.brand-gate .gate-logo img{height:100%;width:auto}
.brand-gate h1{color:#fff;font-size:22px;font-weight:700;margin-bottom:4px}
.brand-gate p{color:rgba(255,255,255,0.6);font-size:13px}
.quick-entry{
  display:grid;grid-template-columns:repeat(5,1fr);gap:10px;margin-bottom:16px;
}
.quick-entry .item{
  display:flex;flex-direction:column;align-items:center;gap:6px;
  padding:12px 4px;background:var(--card);border-radius:var(--radius);
  box-shadow:var(--shadow);cursor:pointer;transition:.2s;border:none;
  font-family:var(--font);font-size:11px;color:var(--ink-soft);
}
.quick-entry .item:hover{box-shadow:var(--shadow-hover);transform:translateY(-2px)}
.quick-entry .item .icon{font-size:22px}
.section{margin-bottom:16px}
.section-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.section-header h2{font-size:16px;font-weight:700;color:var(--ink)}
.section-header .more{font-size:12px;color:var(--ink-light);cursor:pointer;border:none;background:none;font-family:var(--font)}
.birthday-wall{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:8px;
}
.birthday-item{
  text-align:center;padding:10px 6px;background:var(--card);
  border-radius:var(--radius-sm);box-shadow:var(--shadow);
}
.birthday-item .day{font-size:20px;font-weight:700;color:var(--gold)}
.birthday-item .name{font-size:12px;color:var(--ink);margin-top:2px}
.birthday-item .dept{font-size:10px;color:var(--ink-light)}
/* ===== Workspace ===== */
.metrics-grid{
  display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px;margin-bottom:16px;
}
.metric-card{
  background:var(--card);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:16px;text-align:center;
}
.metric-card .value{font-size:28px;font-weight:700;color:var(--navy)}
.metric-card .label{font-size:12px;color:var(--ink-light);margin-top:4px}
.todo-list{list-style:none;padding:0}
.todo-item{
  display:flex;align-items:flex-start;gap:10px;
  padding:12px 0;border-bottom:1px solid var(--line);
}
.todo-item:last-child{border-bottom:none}
.todo-item .todo-check{
  width:20px;height:20px;border-radius:50%;border:2px solid var(--ink-light);
  cursor:pointer;flex-shrink:0;margin-top:2px;transition:.2s;
  display:flex;align-items:center;justify-content:center;
  background:none;font-size:11px;color:transparent;
}
.todo-item .todo-check:hover{border-color:var(--gold)}
.todo-item .todo-check.done{background:var(--green);border-color:var(--green);color:#fff}
.todo-item .todo-body{flex:1;min-width:0}
.todo-item .todo-title{font-size:14px;font-weight:500;color:var(--ink)}
.todo-item .todo-meta{font-size:11px;color:var(--ink-light);margin-top:4px;display:flex;gap:8px;flex-wrap:wrap}
.todo-item .todo-tag{
  font-size:10px;padding:1px 6px;border-radius:4px;font-weight:500;
}
.todo-tag.pending{background:#E8F5E9;color:var(--green)}
.todo-tag.overdue{background:#FFEBEE;color:var(--red)}
.todo-tag.completed{background:#F5F5F5;color:var(--ink-light)}
.todo-tag.carryover{background:#FFF3E0;color:var(--orange)}
.todo-desc{font-size:12px;color:var(--ink-soft);margin-top:4px;line-height:1.5}
.todo-comment-btn{
  font-size:11px;color:var(--gold);cursor:pointer;border:none;background:none;
  font-family:var(--font);padding:2px 0;margin-top:4px;
}
/* ===== Report ===== */
.report-card{
  background:var(--card);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:14px 16px;margin-bottom:8px;
}
.report-card .header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.report-card .name{font-size:14px;font-weight:600;color:var(--ink)}
.report-card .status{font-size:11px;color:var(--green);font-weight:500}
.report-card .summary{font-size:13px;color:var(--ink-soft);line-height:1.6;margin-bottom:6px}
.report-card .plan{font-size:12px;color:var(--ink-light);line-height:1.5}
.report-card .plan-label{font-size:11px;color:var(--gold);font-weight:600}
.report-history{
  margin-top:12px;
}
.report-history .week-group{
  border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:8px;overflow:hidden;
}
.report-history .week-header{
  display:flex;justify-content:space-between;align-items:center;
  padding:10px 14px;cursor:pointer;background:var(--card);transition:.2s;
  font-family:var(--font);width:100%;border:none;font-size:14px;
}
.report-history .week-header:hover{background:var(--warm-bg)}
.report-history .week-header .arrow{transition:transform .2s;font-size:12px;color:var(--ink-light)}
.report-history .week-header.open .arrow{transform:rotate(90deg)}
.report-history .week-body{display:none;padding:0 14px 10px;border-top:1px solid var(--line)}
.report-history .week-body.open{display:block}
/* ===== Contacts ===== */
.contacts-search{width:100%;padding:10px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);font-size:14px;font-family:var(--font);margin-bottom:12px;background:var(--card);outline:none}
.contacts-search:focus{border-color:var(--gold)}
.contacts-group{margin-bottom:16px}
.contacts-group h3{font-size:14px;font-weight:600;color:var(--ink-soft);margin-bottom:8px;padding-left:4px}
.contacts-list{list-style:none;padding:0}
.contacts-item{
  display:flex;align-items:center;gap:12px;padding:12px 14px;
  background:var(--card);border-radius:var(--radius-sm);
  box-shadow:var(--shadow);margin-bottom:6px;cursor:pointer;transition:.2s;
}
.contacts-item:hover{box-shadow:var(--shadow-hover)}
.contacts-item .avatar{
  width:40px;height:40px;border-radius:50%;
  background:var(--navy);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:15px;font-weight:700;flex-shrink:0;
}
.contacts-item .info{flex:1}
.contacts-item .name{font-size:15px;font-weight:600;color:var(--ink)}
.contacts-item .role-tag{
  display:inline-block;font-size:10px;padding:1px 6px;border-radius:8px;
  background:var(--gold-light);color:var(--navy);margin-left:6px;
}
.contacts-item .dept{font-size:12px;color:var(--ink-light);margin-top:2px}
/* ===== Modal ===== */
.modal-overlay{
  position:fixed;top:0;left:0;right:0;bottom:0;z-index:300;
  background:rgba(0,0,0,0.4);display:none;align-items:flex-end;justify-content:center;
}
.modal-overlay.show{display:flex}
.modal-content{
  width:100%;max-width:480px;background:var(--card);
  border-radius:var(--radius-lg) var(--radius-lg) 0 0;
  padding:24px 20px;padding-bottom:calc(24px + env(safe-area-inset-bottom,0));
  max-height:80vh;overflow-y:auto;animation:slideUp .3s ease;
}
@keyframes slideUp{from{transform:translateY(100%)}to{transform:translateY(0)}}
.modal-handle{width:36px;height:4px;border-radius:2px;background:var(--line);margin:0 auto 16px}
.modal-title{font-size:18px;font-weight:700;margin-bottom:16px}
.modal-field{margin-bottom:12px}
.modal-field label{font-size:12px;color:var(--ink-light);display:block;margin-bottom:4px}
.modal-field .value{font-size:15px;color:var(--ink)}
.modal-actions{display:flex;gap:10px;margin-top:16px}
.modal-actions button{
  flex:1;padding:10px;border-radius:var(--radius-sm);border:none;
  font-size:14px;font-weight:600;cursor:pointer;font-family:var(--font);transition:.2s;
}
.btn-primary{background:var(--navy);color:#fff}
.btn-primary:hover{background:var(--navy-mid)}
.btn-outline{background:var(--card);color:var(--ink);border:1px solid var(--line)!important}
.btn-outline:hover{background:var(--warm-bg)}
.btn-danger{background:var(--red);color:#fff}
/* ===== Comments ===== */
.comment-list{margin-top:12px}
.comment-item{
  display:flex;gap:8px;padding:8px 0;border-bottom:1px solid var(--line);
}
.comment-item:last-child{border-bottom:none}
.comment-item .avatar{
  width:28px;height:28px;border-radius:50%;
  background:var(--navy);color:#fff;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:700;
}
.comment-item .body{flex:1}
.comment-item .name{font-size:12px;font-weight:600;color:var(--ink)}
.comment-item .time{font-size:10px;color:var(--ink-light);margin-left:6px}
.comment-item .text{font-size:13px;color:var(--ink-soft);margin-top:2px;line-height:1.5}
.comment-input{display:flex;gap:8px;margin-top:8px}
.comment-input input{
  flex:1;padding:8px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);
  font-size:13px;font-family:var(--font);outline:none;
}
.comment-input input:focus{border-color:var(--gold)}
.comment-input button{
  padding:8px 16px;background:var(--navy);color:#fff;border:none;
  border-radius:var(--radius-sm);font-size:13px;cursor:pointer;font-family:var(--font);
}
/* ===== Message ===== */
.msg-item{
  display:flex;gap:10px;padding:12px 0;border-bottom:1px solid var(--line);
}
.msg-item .avatar{
  width:32px;height:32px;border-radius:50%;
  background:var(--navy);color:#fff;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;
}
.msg-item .body{flex:1}
.msg-item .name{font-size:13px;font-weight:600;color:var(--ink)}
.msg-item .time{font-size:10px;color:var(--ink-light);margin-left:6px}
.msg-item .source{font-size:11px;color:var(--gold);margin-top:1px}
.msg-item .text{font-size:13px;color:var(--ink-soft);margin-top:4px;line-height:1.5}
/* ===== Admin ===== */
.admin-nav{display:flex;gap:8px;margin-bottom:16px;overflow-x:auto;padding-bottom:4px}
.admin-nav button{
  padding:6px 16px;border-radius:20px;border:1px solid var(--line);
  background:var(--card);font-size:13px;cursor:pointer;
  white-space:nowrap;font-family:var(--font);transition:.2s;
}
.admin-nav button.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.admin-form{display:flex;flex-direction:column;gap:10px;margin-bottom:16px}
.admin-form input,.admin-form textarea,.admin-form select{
  padding:8px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);
  font-size:13px;font-family:var(--font);outline:none;
}
.admin-form textarea{min-height:80px;resize:vertical}
.admin-form button{
  padding:8px 16px;background:var(--navy);color:#fff;border:none;
  border-radius:var(--radius-sm);font-size:13px;cursor:pointer;font-family:var(--font);
}
.admin-list{list-style:none;padding:0}
.admin-item{
  display:flex;justify-content:space-between;align-items:center;
  padding:10px 14px;background:var(--card);border-radius:var(--radius-sm);
  box-shadow:var(--shadow);margin-bottom:6px;
}
.admin-item .info{flex:1}
.admin-item .title{font-size:14px;font-weight:500;color:var(--ink)}
.admin-item .meta{font-size:11px;color:var(--ink-light);margin-top:2px}
.admin-item .del-btn{
  padding:4px 10px;border-radius:4px;border:none;background:#FFEBEE;
  color:var(--red);font-size:12px;cursor:pointer;font-family:var(--font);
}
/* ===== DeepSeek ===== */
.deepseek-chat{display:flex;flex-direction:column;height:calc(100vh - var(--header-h) - var(--tab-h) - 80px);min-height:400px}
.deepseek-msgs{flex:1;overflow-y:auto;padding:10px 0}
.deepseek-msg{display:flex;gap:10px;margin-bottom:12px}
.deepseek-msg .avatar{
  width:32px;height:32px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:14px;
}
.deepseek-msg .avatar.user{background:var(--gold);color:var(--navy)}
.deepseek-msg .avatar.ai{background:var(--navy);color:#fff}
.deepseek-msg .bubble{
  padding:10px 14px;border-radius:var(--radius-sm);max-width:80%;
  font-size:13px;line-height:1.6;
}
.deepseek-msg .bubble.user{background:var(--navy);color:#fff;border-bottom-right-radius:2px}
.deepseek-msg .bubble.ai{background:var(--card);box-shadow:var(--shadow);border-bottom-left-radius:2px}
.deepseek-input{display:flex;gap:8px;padding:8px 0}
.deepseek-input input{
  flex:1;padding:10px 14px;border:1px solid var(--line);border-radius:var(--radius-sm);
  font-size:14px;font-family:var(--font);outline:none;background:var(--card);
}
.deepseek-input input:focus{border-color:var(--gold)}
.deepseek-input button{
  padding:10px 18px;background:var(--navy);color:#fff;border:none;
  border-radius:var(--radius-sm);font-size:14px;cursor:pointer;font-family:var(--font);
}
/* ===== Responsive ===== */
@media(max-width:640px){
  .header{padding:0 12px}
  .header-logo{height:24px}
  .main{padding:12px}
  .brand-gate{padding:20px 16px}
  .brand-gate h1{font-size:18px}
  .quick-entry{grid-template-columns:repeat(5,1fr);gap:6px}
  .quick-entry .item{padding:8px 2px;font-size:10px}
  .quick-entry .item .icon{font-size:18px}
  .metrics-grid{grid-template-columns:repeat(2,1fr)}
  .birthday-wall{grid-template-columns:repeat(3,1fr)}
  .tab-item{font-size:9px}
  .tab-item .tab-icon{font-size:18px}
  .login-box{padding:24px 16px}
}
@media(min-width:768px){
  .metrics-grid{grid-template-columns:repeat(5,1fr)}
  .birthday-wall{grid-template-columns:repeat(5,1fr)}
  .quick-entry{grid-template-columns:repeat(5,1fr)}
}
/* ===== Scrollbar ===== */
::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--line);border-radius:2px}
/* ===== Empty State ===== */
.empty-state{text-align:center;padding:40px 20px;color:var(--ink-light)}
.empty-state .icon{font-size:48px;margin-bottom:12px}
.empty-state p{font-size:14px}