/* ====== AI择校咨询专家 - 老择 ====== */
*{margin:0;padding:0;box-sizing:border-box}
:root{
  --primary:#2563EB; --primary-dark:#1D4ED8; --primary-light:#DBEAFE;
  --accent:#059669; --accent-light:#D1FAE5;
  --orange:#D97706; --orange-light:#FEF3C7;
  --red:#DC2626; --red-light:#FEE2E2;
  --slate-50:#F8FAFC; --slate-100:#F1F5F9; --slate-200:#E2E8F0;
  --slate-300:#CBD5E1; --slate-400:#94A3B8; --slate-500:#64748B;
  --slate-600:#475569; --slate-700:#334155; --slate-800:#1E293B;
  --radius:12px; --radius-sm:8px;
  --safe-bottom:env(safe-area-inset-bottom,0px);
  --tab-height:56px;
}
body{
  font-family:-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif;
  background:var(--slate-50); color:var(--slate-800); line-height:1.6;
  padding-bottom:calc(var(--tab-height) + var(--safe-bottom) + 8px);
  min-height:100vh; -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit}
img{max-width:100%}

/* ====== Tab Bar ====== */
.tab-bar{
  position:fixed; bottom:0; left:0; right:0;
  height:calc(var(--tab-height) + var(--safe-bottom));
  padding-bottom:var(--safe-bottom);
  background:#fff; border-top:1px solid var(--slate-200);
  display:flex; align-items:center; z-index:100;
  box-shadow:0 -1px 6px rgba(0,0,0,0.04);
}
.tab-item{
  flex:1; display:flex; flex-direction:column; align-items:center;
  justify-content:center; gap:2px; font-size:10px; color:var(--slate-400);
  transition:color 0.2s; padding:4px 0;
}
.tab-item.active{color:var(--primary);font-weight:600}
.tab-item svg{width:22px;height:22px}

/* ====== Toast ====== */
.toast{
  position:fixed; top:60px; left:50%; transform:translateX(-50%) translateY(-20px);
  padding:10px 20px; border-radius:8px; font-size:14px; color:#fff;
  z-index:999; opacity:0; transition:all 0.3s; max-width:80vw; text-align:center;
}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
.toast-info{background:var(--slate-700)}
.toast-success{background:var(--accent)}
.toast-error{background:var(--red)}

/* ====== Common ====== */
.page-title{padding:48px 16px 24px;text-align:center}
.page-title h1{font-size:24px;margin-bottom:4px}
.page-title p{font-size:14px;color:var(--slate-500)}
.card{background:#fff;border-radius:var(--radius);padding:16px;margin:0 12px 12px;box-shadow:0 1px 3px rgba(0,0,0,0.06)}
.card-title{font-size:16px;font-weight:600;margin-bottom:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:12px 24px;border-radius:var(--radius-sm);font-size:15px;font-weight:600;
  border:none;cursor:pointer;transition:all 0.2s;width:100%}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{opacity:0.9}
.btn-outline{background:transparent;border:2px solid var(--primary);color:var(--primary)}
.btn-outline:hover{background:var(--primary-light)}
.btn-sm{padding:8px 16px;font-size:13px;width:auto}
.btn-lg{padding:14px 28px;font-size:16px}
.tag{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:600;margin:2px}
.tag-985{background:#FEE2E2;color:#DC2626}
.tag-211{background:#DBEAFE;color:#2563EB}
.tag-shuang{background:#D1FAE5;color:#059669}
.tag-badge{background:#FEF3C7;color:#D97706}
.tag-default{background:var(--slate-100);color:var(--slate-600)}
.badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:600}
.badge-chong{background:#FEE2E2;color:#DC2626}
.badge-wen{background:#DBEAFE;color:#2563EB}
.badge-bao{background:#D1FAE5;color:#059669}

/* ====== Home ====== */
.hero{background:linear-gradient(135deg,#1E3A5F,#2563EB);color:#fff;padding:48px 16px 40px;text-align:center}
.hero-logo{font-size:42px;margin-bottom:8px}
.hero h1{font-size:26px;margin-bottom:6px;letter-spacing:-0.5px}
.hero p{font-size:15px;opacity:0.85;margin-bottom:6px}
.hero-stats{display:flex;justify-content:center;gap:24px;margin-top:16px}
.hero-stat{text-align:center}
.hero-stat-num{font-size:22px;font-weight:700}
.hero-stat-label{font-size:12px;opacity:0.75}
.quick-consult{background:#fff;margin:-20px 16px 0;border-radius:var(--radius) var(--radius) 0 0;padding:20px;box-shadow:0 -4px 12px rgba(0,0,0,0.06);position:relative;z-index:2}

/* ====== Consultant ====== */
.consult-header{background:linear-gradient(135deg,#1E3A5F,#2563EB);color:#fff;padding:20px 16px 16px;text-align:center}
.consult-header h1{font-size:20px;margin-bottom:2px}
.consult-header p{font-size:13px;opacity:0.8}
.consult-form{margin-top:-12px;position:relative;z-index:2}
.consult-step{display:none;background:#fff;border-radius:var(--radius);margin:0 12px 8px;padding:20px;box-shadow:0 1px 4px rgba(0,0,0,0.06)}
.consult-step.active{display:block}
.consult-step h3{font-size:16px;margin-bottom:4px}
.consult-step .hint{font-size:13px;color:var(--slate-500);margin-bottom:14px}
.form-group{margin-bottom:14px}
.form-group label{display:block;font-size:13px;font-weight:600;color:var(--slate-700);margin-bottom:6px}
.form-select,.form-input{width:100%;padding:11px 14px;border:2px solid var(--slate-200);border-radius:var(--radius-sm);
  font-size:15px;outline:none;transition:border-color 0.2s;background:#fff;font-family:inherit}
.form-select:focus,.form-input:focus{border-color:var(--primary)}
.form-tags{display:flex;flex-wrap:wrap;gap:8px}
.form-tag{padding:8px 16px;border:2px solid var(--slate-200);border-radius:20px;font-size:14px;
  cursor:pointer;transition:all 0.2s;background:#fff;user-select:none}
.form-tag.selected{border-color:var(--primary);background:var(--primary-light);color:var(--primary-dark);font-weight:600}
.step-nav{display:flex;gap:10px;margin-top:18px}
.step-nav .btn{flex:1}
.step-prev{background:var(--slate-100);color:var(--slate-700)}

/* ====== Result ====== */
.result-wrap{display:none}
.result-banner{background:linear-gradient(135deg,#059669,#10B981);color:#fff;padding:32px 16px 24px;text-align:center}
.result-banner h2{font-size:22px;margin-bottom:4px}
.result-banner .sub{font-size:13px;opacity:0.8}
.result-content{padding:8px 12px 80px}
.result-section{background:#fff;border-radius:var(--radius);padding:16px;margin-bottom:12px;box-shadow:0 1px 3px rgba(0,0,0,0.06)}
.result-section h4{font-size:15px;margin-bottom:10px;padding-bottom:8px;border-bottom:1px solid var(--slate-100)}
.major-item{padding:10px 12px;margin-bottom:6px;background:var(--slate-50);border-radius:var(--radius-sm)}
.major-item .name{font-size:14px;font-weight:600}
.major-item .detail{font-size:12px;color:var(--slate-500);margin-top:2px}
.school-item{padding:10px 12px;margin-bottom:6px;background:var(--slate-50);border-radius:var(--radius-sm)}
.school-item .name{font-size:14px;font-weight:600;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.school-item .meta{font-size:12px;color:var(--slate-500);margin-top:2px}
.tip-item{padding:10px 12px;margin-bottom:6px;background:var(--orange-light);border-left:3px solid var(--orange);border-radius:4px;font-size:13px}
.strategy-box{background:linear-gradient(135deg,#EFF6FF,#DBEAFE);border-radius:var(--radius-sm);padding:14px;margin-top:10px;font-size:13px;color:var(--slate-700);line-height:1.7}

/* consultation chat */
.chat-wrap{display:none;flex-direction:column;height:calc(100vh - var(--tab-height) - var(--safe-bottom) - 8px)}
.chat-msg{padding:10px 14px;margin:4px 12px;border-radius:var(--radius-sm);max-width:85%;font-size:14px;line-height:1.6}
.chat-msg.user{background:var(--primary);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.chat-msg.agent{background:#fff;border:1px solid var(--slate-200);align-self:flex-start;border-bottom-left-radius:4px}
.chat-msg.agent .avatar{font-size:16px;font-weight:700;color:var(--primary);margin-bottom:4px}
.chat-input-bar{position:sticky;bottom:0;background:#fff;padding:10px 12px;border-top:1px solid var(--slate-200);display:flex;gap:8px}
.chat-input-bar input{flex:1;padding:10px 14px;border:2px solid var(--slate-200);border-radius:20px;font-size:14px;outline:none}
.chat-input-bar input:focus{border-color:var(--primary)}
.chat-input-bar button{width:40px;height:40px;border-radius:50%;border:none;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;cursor:pointer}
.loading-dots{display:flex;gap:4px;padding:8px 12px;align-items:center}
.loading-dots span{width:6px;height:6px;border-radius:50%;background:var(--slate-400);animation:bounce 1.4s infinite}
.loading-dots span:nth-child(2){animation-delay:0.2s}
.loading-dots span:nth-child(3){animation-delay:0.4s}
@keyframes bounce{0%,80%,100%{transform:scale(0.6)}40%{transform:scale(1)}}

/* ====== Schools ====== */
.schools-header{background:linear-gradient(135deg,#1E3A5F,#2563EB);color:#fff;padding:20px 16px 16px;text-align:center}
.schools-header h1{font-size:20px;margin-bottom:2px}
.schools-search{display:flex;gap:8px;padding:8px 12px}
.schools-search input{flex:1;padding:10px 14px;border:2px solid var(--slate-200);border-radius:20px;font-size:14px;outline:none}
.schools-search input:focus{border-color:var(--primary)}
.schools-filters{padding:0 12px 8px;display:flex;gap:6px;overflow-x:auto;scrollbar-width:none}
.schools-filters::-webkit-scrollbar{display:none}
.filter-btn{padding:6px 14px;border-radius:16px;border:1.5px solid var(--slate-200);font-size:13px;white-space:nowrap;background:#fff;cursor:pointer;transition:all 0.2s}
.filter-btn.active{border-color:var(--primary);background:var(--primary-light);color:var(--primary-dark);font-weight:600}
.schools-list{padding:8px 12px}
.school-card{background:#fff;border-radius:var(--radius-sm);padding:14px;margin-bottom:8px;box-shadow:0 1px 3px rgba(0,0,0,0.06);cursor:pointer;transition:transform 0.15s}
.school-card:active{transform:scale(0.98)}
.school-card h4{font-size:15px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.school-card .meta{font-size:12px;color:var(--slate-500);margin-top:4px}
.school-card .desc{font-size:12px;color:var(--slate-600);margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.placeholder-text{padding:40px 16px;text-align:center;color:var(--slate-400);font-size:14px}

/* ====== Pricing ====== */
.pricing-header{background:linear-gradient(135deg,#1E3A5F,#2563EB);color:#fff;padding:36px 16px 28px;text-align:center}
.pricing-header h1{font-size:22px;margin-bottom:4px}
.pricing-plans{padding:8px 12px}
.plan-card{background:#fff;border-radius:var(--radius);padding:20px;margin-bottom:12px;box-shadow:0 1px 3px rgba(0,0,0,0.06);border:2px solid transparent;position:relative}
.plan-card.recommended{border-color:var(--primary);box-shadow:0 2px 12px rgba(37,99,235,0.12)}
.plan-badge{position:absolute;top:-10px;right:16px;background:var(--primary);color:#fff;padding:3px 12px;border-radius:10px;font-size:11px;font-weight:600}
.plan-name{font-size:17px;font-weight:700}
.plan-price{font-size:28px;font-weight:800;color:var(--primary);margin:8px 0}
.plan-price span{font-size:14px;font-weight:400;color:var(--slate-500)}
.plan-features{list-style:none;margin:12px 0}
.plan-features li{padding:5px 0;font-size:13px;color:var(--slate-600)}
.plan-features li:before{content:"✓";color:var(--accent);font-weight:700;margin-right:8px}
.plan-price.free{color:var(--accent)}

/* ====== My ====== */
.my-header{background:linear-gradient(135deg,#1E3A5F,#2563EB);color:#fff;padding:36px 16px 24px;text-align:center}
.my-avatar{font-size:48px;margin-bottom:8px}
.my-name{font-size:18px;font-weight:600}
.my-phone{font-size:13px;opacity:0.7;margin-top:2px}
.login-form{max-width:320px;margin:40px auto;text-align:center}
.login-form input{width:100%;padding:12px 16px;border:2px solid var(--slate-200);border-radius:var(--radius-sm);font-size:16px;text-align:center;margin-bottom:12px;outline:none}
.login-form input:focus{border-color:var(--primary)}
.my-history{padding:8px 12px}
.history-item{background:#fff;border-radius:var(--radius-sm);padding:12px 14px;margin-bottom:8px;box-shadow:0 1px 3px rgba(0,0,0,0.06)}
.history-item .time{font-size:12px;color:var(--slate-400)}

/* ====== School Detail Modal ====== */
.modal-overlay{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.5);z-index:200;overflow-y:auto}
.modal-overlay.show{display:block}
.modal-content{background:#fff;border-radius:var(--radius) var(--radius) 0 0;margin-top:40px;padding:20px;min-height:60vh}
.modal-close{text-align:right;font-size:20px;cursor:pointer;color:var(--slate-400);margin-bottom:8px}
.modal-title{font-size:20px;font-weight:700;margin-bottom:4px}
.modal-tags{margin:6px 0 12px}
.modal-desc{font-size:14px;color:var(--slate-600);line-height:1.7;margin-bottom:12px}
.modal-info{font-size:13px;color:var(--slate-500)}
.modal-info span{margin-right:16px}
.modal-majors{margin-top:12px}
.modal-majors h5{font-size:14px;margin-bottom:8px;color:var(--slate-700)}
.modal-major-item{padding:8px 0;border-bottom:1px solid var(--slate-100);font-size:13px;display:flex;justify-content:space-between}
.modal-major-item:last-child{border:none}

/* ====== Loading ====== */
.spinner{width:40px;height:40px;border:4px solid var(--slate-200);border-top-color:var(--primary);border-radius:50%;animation:spin 0.8s linear infinite;margin:20px auto}
@keyframes spin{to{transform:rotate(360deg)}}
.loading-box{text-align:center;padding:40px 16px;color:var(--slate-500);font-size:14px}
.loading-box p{margin-top:12px}

/* ====== Payment Modal ====== */
.payment-modal{display:none;position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,0.5);z-index:300;justify-content:center;align-items:center}
.payment-modal.show{display:flex}
.payment-box{background:#fff;border-radius:var(--radius);padding:24px;width:300px;text-align:center}
.payment-box h3{font-size:18px;margin-bottom:4px}
.payment-box .amount{font-size:32px;font-weight:800;color:var(--primary);margin:12px 0}
.payment-box .qrcode{width:180px;height:180px;margin:12px auto;background:var(--slate-50);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--slate-400)}
.payment-box .status{font-size:14px;color:var(--slate-500);margin-top:8px}
.payment-btn-close{background:var(--slate-100);color:var(--slate-700);border:none;padding:10px 24px;border-radius:var(--radius-sm);font-size:14px;margin-top:12px;cursor:pointer;width:100%}

/* ====== Knowledge Base ====== */
.kb-entry{position:fixed;bottom:80px;right:16px;width:48px;height:48px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;box-shadow:0 2px 12px rgba(37,99,235,0.3);cursor:pointer;z-index:50;transition:transform 0.2s}
.kb-entry:active{transform:scale(0.9)}

/* ====== Scrollbar ====== */
::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-thumb{background:var(--slate-300);border-radius:2px}
HTMLEOF
echo "app.css done"