:root{--primary:var(--primary-color,#3b82f6);--primary-hover:var(--btn-hover,#2563eb);--bg-color:var(--page-bg,#f8fafc);--surface:var(--chat-bg,#fff);--text-main:var(--header-text-color,#0f172a);--text-muted:var(--header-text-color,#64748b);--border-color:var(--border-color,#e2e8f0);--user-bubble:var(--user-msg-bg,#eff6ff);--user-text:var(--user-msg-text,#1e3a8a);--ai-bubble:var(--bot-msg-bg,#fff);--ai-text:var(--bot-msg-text,#334155);--header-bg:var(--header-gradient,linear-gradient(90deg, var(--surface) 0%, var(--surface) 100%));--input-bg:var(--input-area-bg,transparent);--btn-bg:var(--btn-bg,var(--surface))}*{box-sizing:border-box;margin:0;padding:0}html,body{background-color:var(--bg-color);color:var(--text-main);flex-direction:column;width:100vw;height:100vh;font-family:Inter,system-ui,-apple-system,sans-serif;display:flex}#root{flex:1;width:100vw;display:flex;overflow:hidden}.app-container{flex-direction:column;width:100%;height:100%;display:flex}.header{background:var(--header-bg);border-bottom:1px solid var(--border-color);z-index:10;flex-shrink:0;align-items:center;height:64px;padding:0 24px;display:flex;box-shadow:0 1px 2px #0000000d}.header h1{color:var(--text-main);align-items:center;gap:12px;font-size:1.25rem;font-weight:600;display:flex}.content-area{flex-direction:column;flex:1;display:flex;position:relative;overflow:hidden}.selection-screen{background:linear-gradient(135deg,#f8fafc 0%,#eff6ff 100%);flex-direction:column;flex:1;justify-content:center;align-items:center;padding:32px;animation:.4s ease-out fadeIn;display:flex}.selection-card{background:var(--surface);text-align:center;border:1px solid #ffffff80;border-radius:16px;width:100%;max-width:480px;padding:40px;box-shadow:0 10px 25px #0000000d}.selection-card h2{background:linear-gradient(90deg,#2563eb,#3b82f6);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:12px;font-size:1.75rem;font-weight:700}.selection-card p{color:var(--text-muted);margin-bottom:32px;line-height:1.6}.employer-list{flex-direction:column;gap:12px;display:flex}.employer-btn{background:var(--btn-bg);border:1px solid var(--border-color);color:var(--text-main);cursor:pointer;border-radius:12px;justify-content:space-between;align-items:center;padding:16px 20px;font-size:1rem;font-weight:500;transition:all .2s;display:flex}.employer-btn:hover{background:var(--primary-hover);border-color:var(--primary);transform:translateY(-2px);box-shadow:0 4px 12px #3b82f61a}.employer-btn:active{transform:translateY(0)}.loading-state,.empty-state{color:var(--text-muted);flex-direction:column;align-items:center;gap:12px;padding:24px;display:flex}.chat-container{background:var(--surface);border-left:1px solid var(--border-color);border-right:1px solid var(--border-color);flex-direction:column;flex:1;width:100%;max-width:900px;min-height:0;margin:0 auto;display:flex;box-shadow:0 0 20px #00000005}.chat-messages{flex-direction:column;flex:1;gap:24px;padding:32px 24px;display:flex;overflow-y:auto}.message{max-width:80%;animation:.3s ease-out slideUp;display:flex}.message.user{align-self:flex-end}.message.ai{align-self:flex-start}.message-avatar{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:36px;height:36px;margin-right:12px;display:flex}.message.user .message-avatar{background:var(--primary);color:#fff;order:2;margin-left:12px;margin-right:0}.message.ai .message-avatar{color:var(--primary);border:1px solid var(--border-color);background:#f1f5f9}.message-bubble{border-radius:16px;padding:16px 20px;font-size:.95rem;line-height:1.5;box-shadow:0 2px 5px #00000005}.message.user .message-bubble{background:var(--user-bubble);color:var(--user-text);border-top-right-radius:4px;order:1}.message.ai .message-bubble{background:var(--ai-bubble);color:var(--ai-text);border:1px solid var(--border-color);border-top-left-radius:4px}.chat-input-area{background:var(--surface);border-top:1px solid var(--border-color);padding:24px}.input-container{background:var(--input-bg);border:1px solid var(--border-color);border-radius:24px;align-items:center;padding:8px 8px 8px 24px;transition:border-color .2s,box-shadow .2s;display:flex}.input-container:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px #3b82f61a}.input-container input{color:var(--text-main);background:0 0;border:none;outline:none;flex:1;padding:8px 0;font-size:1rem}.input-container input::placeholder{color:#94a3b8}.send-btn{background:var(--primary);color:#fff;cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;transition:background-color .2s,transform .1s;display:flex}.send-btn:hover{background:var(--primary-hover)}.send-btn:active{transform:scale(.95)}.send-btn:disabled{cursor:not-allowed;background:#cbd5e1;transform:none}.spinner{animation:1s linear infinite spin}.system-alert{background:var(--btn-bg);color:var(--text-main);border:1px solid var(--border-color);border-radius:8px;align-self:center;align-items:center;gap:8px;padding:8px 16px;font-size:.85rem;font-weight:500;display:flex}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}