:root{--primary: #5B5BD6;--primary-dark: #4848B8;--primary-soft: #EEEEFC;--trust: #14B8A6;--trust-soft: #E6FAF7;--action: #FFB020;--action-dark: #E89C0C;--bg: #F7F7FC;--surface: #FFFFFF;--text: #1E1E2E;--text-soft: #6B6B80;--danger: #EF4444;--success: #22C55E;--radius: 18px;--radius-sm: 12px;--shadow: 0 4px 20px rgba(91, 91, 214, .1);--shadow-lg: 0 8px 32px rgba(91, 91, 214, .16);--nav-h: 64px;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Inter,sans-serif}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{min-height:100%}body{background:var(--bg);color:var(--text);font-size:16px;line-height:1.5;-webkit-font-smoothing:antialiased}.app-shell{max-width:560px;margin:0 auto;min-height:100dvh;display:flex;flex-direction:column}.app-main{flex:1;padding:16px 16px calc(var(--nav-h) + 24px)}.app-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:#f7f7fceb;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.app-logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:1.25rem;color:var(--primary);text-decoration:none}.app-logo img{width:32px;height:32px;border-radius:9px}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:560px;height:var(--nav-h);z-index:30;display:grid;grid-auto-flow:column;align-items:center;background:var(--surface);border-top:1px solid #ECECF4;box-shadow:0 -4px 20px #1e1e2e0f;padding-bottom:env(safe-area-inset-bottom)}.bottom-nav a{display:flex;flex-direction:column;align-items:center;gap:2px;font-size:.68rem;color:var(--text-soft);text-decoration:none;font-weight:600}.bottom-nav a.active{color:var(--primary)}.bottom-nav .nav-icon{font-size:1.35rem;line-height:1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;width:100%;min-height:56px;padding:14px 22px;border:none;border-radius:var(--radius);cursor:pointer;font-size:1.05rem;font-weight:700;text-decoration:none;transition:transform .12s ease,box-shadow .12s ease,opacity .12s}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--primary),#7A5BD6);color:#fff;box-shadow:var(--shadow-lg)}.btn-action{background:linear-gradient(135deg,var(--action),#FFC94D);color:#4a3300;box-shadow:0 8px 24px #ffb02059}.btn-trust{background:var(--trust);color:#fff;box-shadow:0 8px 24px #14b8a64d}.btn-ghost{background:var(--primary-soft);color:var(--primary)}.btn-danger{background:#fee2e2;color:var(--danger)}.btn-sm{min-height:42px;padding:8px 16px;font-size:.92rem;width:auto;border-radius:var(--radius-sm)}.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;margin-bottom:14px}.card-title{font-size:1.05rem;font-weight:700;margin-bottom:6px}.card-row{display:flex;align-items:center;gap:12px}.field{margin-bottom:14px}.field label{display:block;font-weight:600;font-size:.9rem;margin-bottom:6px;color:var(--text)}.field input,.field select,.field textarea{width:100%;padding:14px 16px;font-size:1rem;border:2px solid #E5E5F0;border-radius:var(--radius-sm);background:var(--surface);color:var(--text);outline:none;transition:border-color .15s}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary)}.field textarea{min-height:110px;resize:vertical}.hint{font-size:.8rem;color:var(--text-soft);margin-top:4px}.page-title{font-size:1.5rem;font-weight:800;margin:8px 0 16px}.hero{text-align:center;padding:28px 16px 20px}.hero h1{font-size:2rem;font-weight:900;line-height:1.15;background:linear-gradient(135deg,var(--primary),var(--trust));-webkit-background-clip:text;background-clip:text;color:transparent}.hero p{color:var(--text-soft);margin-top:8px;font-size:1.02rem}.hero-pill{display:inline-block;margin-bottom:10px;background:var(--trust-soft);color:var(--trust);border:1.5px solid var(--trust);border-radius:999px;padding:5px 14px;font-size:.8rem;font-weight:700;letter-spacing:.02em}.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:10px}.cat-tile{display:flex;flex-direction:column;align-items:center;gap:6px;background:var(--surface);border-radius:var(--radius-sm);padding:14px 6px;box-shadow:var(--shadow);text-decoration:none;color:var(--text);font-size:.78rem;font-weight:600;text-align:center;transition:transform .12s}.cat-tile:active{transform:scale(.96)}.cat-emoji{font-size:1.7rem}.cat-icon{display:inline-flex;align-items:center;justify-content:center;border-radius:14px;flex-shrink:0}.bottom-nav svg{display:block}.btn svg{flex-shrink:0}.avatar{width:52px;height:52px;border-radius:50%;object-fit:cover;background:var(--primary-soft);display:flex;align-items:center;justify-content:center;font-weight:800;color:var(--primary);font-size:1.2rem;flex-shrink:0}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:999px;font-size:.74rem;font-weight:700;background:var(--trust-soft);color:var(--trust)}.badge-status{background:var(--primary-soft);color:var(--primary)}.rating{color:var(--action-dark);font-weight:700}.lang-switch{display:flex;gap:6px}.lang-switch button{border:2px solid transparent;background:var(--surface);border-radius:10px;padding:4px 8px;font-size:1.05rem;cursor:pointer;box-shadow:var(--shadow)}.lang-switch button.active{border-color:var(--primary)}.steps{display:grid;gap:10px}.step{display:flex;gap:12px;align-items:center}.step-num{width:36px;height:36px;border-radius:50%;flex-shrink:0;background:var(--primary);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center}.chat-box{display:flex;flex-direction:column;gap:8px;padding-bottom:80px}.msg{max-width:78%;padding:10px 14px;border-radius:16px;font-size:.95rem}.msg-mine{align-self:flex-end;background:var(--primary);color:#fff;border-bottom-right-radius:4px}.msg-theirs{align-self:flex-start;background:var(--surface);box-shadow:var(--shadow);border-bottom-left-radius:4px}.chat-input{position:fixed;bottom:var(--nav-h);left:50%;transform:translate(-50%);width:100%;max-width:560px;display:flex;gap:8px;padding:10px 12px;background:var(--bg)}.chat-input input{flex:1;padding:13px 16px;border:2px solid #E5E5F0;border-radius:999px;font-size:1rem;outline:none}.chat-input button{border:none;background:var(--primary);color:#fff;border-radius:999px;width:50px;height:50px;font-size:1.2rem;cursor:pointer}.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}.stat{background:var(--surface);border-radius:var(--radius-sm);box-shadow:var(--shadow);padding:14px;text-align:center}.stat b{display:block;font-size:1.6rem;color:var(--primary)}.stat span{font-size:.8rem;color:var(--text-soft);font-weight:600}.alert{padding:12px 16px;border-radius:var(--radius-sm);font-size:.92rem;font-weight:600;margin-bottom:14px}.alert-success{background:#dcfce7;color:#166534}.alert-error{background:#fee2e2;color:#991b1b}.alert-info{background:var(--primary-soft);color:var(--primary-dark)}.empty{text-align:center;color:var(--text-soft);padding:32px 16px}.empty .empty-emoji{font-size:2.4rem;display:block;margin-bottom:8px}@media (min-width: 768px){.app-shell,.bottom-nav,.chat-input{max-width:720px}.hero h1{font-size:2.5rem}}