:root{--cream: #FFF5EE;--panel-cream: rgba(245, 240, 230, .93);--border: #6B7D8E;--text: #2D3B2D;--text-secondary: #8B7355;--pokeball-red: #C84040;--joy-salmon: #F4B7B7;--joy-pink-soft: #FCE4E4;--counter-pink: #E89B9B;--joy-red-deep: #A82E2E;--signoff-gold: #C8A040}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;overflow:hidden}body{font-family:DM Sans,sans-serif;background:var(--cream);color:var(--text);-webkit-tap-highlight-color:transparent}.app{display:flex;flex-direction:column;height:100dvh;max-width:480px;margin:0 auto;background:var(--cream);position:relative}.header{padding:14px 16px;padding-top:max(14px,env(safe-area-inset-top));display:flex;align-items:center;gap:14px;position:relative;overflow:hidden;border-bottom:4px solid var(--pokeball-red);flex-shrink:0}.header:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--pokeball-red);z-index:2}.gradient-dawn{background:linear-gradient(180deg,#ffe6cc,#f4c4a8 60%,#e89b85)}.gradient-midday{background:linear-gradient(180deg,#FFE0E0 0%,var(--joy-salmon) 60%,#EFA8A8 100%)}.gradient-dusk{background:linear-gradient(180deg,#ffb48a,#d88575 60%,#8e5a60)}.gradient-midnight{background:linear-gradient(180deg,#4a5778,#364060 60%,#1f2842)}.gradient-midnight .header-name{color:#f4dcdc}.gradient-midnight .header-subtitle{color:#c9a8a8}.gradient-dusk .header-subtitle{color:#ffe8d8}.header-sparkle{position:absolute;background:#fff;border-radius:50%;box-shadow:0 0 6px #ffffffe6;z-index:1;pointer-events:none}.header-sparkle.s1{top:14px;left:70px;width:3px;height:3px;opacity:.9}.header-sparkle.s2{top:32px;left:130px;width:2px;height:2px;opacity:.7}.header-sparkle.s3{top:22px;right:80px;width:2px;height:2px;opacity:.6}.avatar{width:50px;height:50px;border-radius:50%;object-fit:cover;object-position:center top;border:3px solid white;box-shadow:0 0 0 1.5px var(--signoff-gold),0 2px 6px #00000026;flex-shrink:0;position:relative;z-index:1}.header-text{display:flex;flex-direction:column;gap:2px;position:relative;z-index:1}.header-action{margin-left:auto;width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.6);background:#ffffff4d;color:var(--text);cursor:pointer;display:flex;align-items:center;justify-content:center;position:relative;z-index:1;flex-shrink:0;padding:0;transition:background .15s ease,transform .1s ease}.header-action:hover{background:#ffffff80}.header-action:active{transform:scale(.92)}.header-action svg{width:16px;height:16px}.gradient-midnight .header-action{color:#f4dcdc;border-color:#f4dcdc80;background:#f4dcdc26}.header-name{font-family:Space Mono,monospace;font-weight:700;font-size:16px;letter-spacing:.3px;color:var(--text)}.header-subtitle{font-family:Space Mono,monospace;font-size:10px;letter-spacing:.5px;text-transform:uppercase;color:var(--text-secondary)}.chat{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:14px;-webkit-overflow-scrolling:touch}.chat-empty{flex:1;padding:0;position:relative;overflow:hidden}.chat-empty.hidden{display:none}.chat-empty>div{width:100%;height:100%}.empty-illustration{width:100%;height:100%;object-fit:cover;object-position:center top;display:block}.empty-sprite{position:absolute;bottom:35%;right:28%;width:56px;height:auto;z-index:2;animation:idle-breath 2.4s ease-in-out infinite;transform-origin:bottom center}@keyframes idle-breath{0%,to{transform:translateY(0) scale(1)}50%{transform:translateY(-2px) scale(1.02)}}.message{display:flex;flex-direction:column;max-width:80%}.message-bubble{padding:10px 12px;border-radius:4px;font-family:Space Mono,monospace;font-size:13px;line-height:1.5;color:var(--text);white-space:pre-wrap;word-wrap:break-word}.message-time{font-family:Space Mono,monospace;font-size:10px;color:var(--text-secondary);margin-top:4px;padding:0 4px}.message.joy{align-self:flex-start}.message.joy .message-bubble{background:var(--joy-pink-soft);border:2px solid var(--border);box-shadow:inset 0 1px #ffffff80;position:relative}.message.joy .message-bubble:after{content:"▼";position:absolute;bottom:4px;right:6px;font-size:8px;color:var(--border);opacity:.5}.message.me{align-self:flex-end;align-items:flex-end}.message.me .message-bubble{background:var(--panel-cream);padding:8px 10px}.message.me .message-time{text-align:right}.message-image{display:block;max-width:100%;max-height:240px;border-radius:4px;margin-bottom:6px;border:1px solid var(--border);object-fit:cover}.message.signoff .message-bubble{background:var(--joy-pink-soft);border:3px solid var(--signoff-gold);box-shadow:inset 0 0 8px #c8a0404d,0 2px 8px #c8a04033}.message.signoff .message-bubble:after{content:""}.message.loading .message-bubble{font-style:italic;opacity:.85;letter-spacing:2px}.message-bubble.status-text{font-style:italic;color:var(--text-secondary);opacity:.9}.message.error .message-bubble{background:#fce0e0;border-color:var(--pokeball-red);color:var(--joy-red-deep)}.input-row{background:var(--cream);border-top:2px solid var(--border);flex-shrink:0;display:flex;flex-direction:column}.input-area{padding:12px;padding-bottom:max(12px,env(safe-area-inset-bottom));display:flex;align-items:center;gap:8px}.image-preview{display:flex;align-items:center;gap:8px;padding:8px 12px;background:var(--panel-cream);border-bottom:1px solid var(--border)}.image-preview.hidden{display:none}.image-preview img{width:44px;height:44px;object-fit:cover;border-radius:4px;border:1px solid var(--border)}.image-preview-meta{flex:1;font-family:Space Mono,monospace;font-size:11px;color:var(--text-secondary);overflow:hidden;white-space:nowrap;text-overflow:ellipsis}.image-preview-remove{background:var(--pokeball-red);color:#fff;border:none;border-radius:50%;width:22px;height:22px;font-size:14px;line-height:1;cursor:pointer;flex-shrink:0}.attach-btn{width:40px;height:40px;border-radius:50%;border:1px solid var(--border);background:var(--panel-cream);cursor:pointer;flex-shrink:0;padding:0;display:flex;align-items:center;justify-content:center;color:var(--text);transition:transform .1s ease}.attach-btn:active{transform:scale(.95)}.attach-btn svg{width:18px;height:18px;fill:currentColor}.input-text{flex:1;background:var(--cream);border:1px solid var(--border);border-radius:4px;padding:10px 12px;font-family:Space Mono,monospace;font-size:13px;color:var(--text);outline:none;min-width:0}.input-text::placeholder{font-family:DM Sans,sans-serif;font-style:italic;color:var(--text-secondary)}.input-text:focus{border-color:var(--counter-pink)}.send-btn{width:40px;height:40px;border-radius:50%;border:none;background:var(--pokeball-red);cursor:pointer;box-shadow:0 2px 4px #00000026;flex-shrink:0;padding:0;display:flex;align-items:center;justify-content:center;color:#fff;transition:transform .1s ease,opacity .1s ease}.send-btn:active{transform:scale(.95)}.send-btn[disabled]{opacity:.5;cursor:not-allowed}.send-btn svg{width:16px;height:16px;fill:currentColor;transform:translate(-1px)}