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18px;font-family:inherit;font-size:.93rem}.form-input:focus,.form-textarea:focus{border-color:var(--primary-500);box-shadow:0 0 0 3px #4f46e514}.form-textarea{resize:vertical;min-height:120px}@media (width<=900px){.contact-grid{grid-template-columns:1fr}}footer{text-align:center;background:var(--gray-900);color:#ffffff80;padding:32px 0;font-size:.85rem}[data-theme=dark] footer{background:#0a0f1a}.footer-heart{color:#ec4899}#ai-widget{z-index:999;position:fixed;bottom:24px;right:24px}.aiw-trigger{background:linear-gradient(135deg, var(--primary-600), var(--accent-600));color:#fff;cursor:pointer;width:56px;height:56px;transition:transform var(--duration-normal) var(--ease-out), opacity var(--duration-normal) var(--ease-out);z-index:1;border:none;border-radius:50%;font-size:1.5rem;position:relative;box-shadow:0 4px 20px #4f46e559}.aiw-trigger:hover{transform:scale(1.08)}.aiw-trigger.hidden{opacity:0;pointer-events:none;transform:scale(.8)}.aiw-trigger-pulse{border:2px solid 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18px;display:flex}.aiw-header-icon{font-size:1.3rem}.aiw-header-title{font-size:.95rem;font-weight:600}.aiw-header-status{opacity:.75;font-size:.72rem}.aiw-close{color:#fff;cursor:pointer;width:28px;height:28px;transition:background var(--duration-fast) var(--ease-out);background:#ffffff26;border:none;border-radius:50%;justify-content:center;align-items:center;margin-left:auto;font-size:.85rem;display:flex}.aiw-close:hover{background:#ffffff40}.aiw-messages{background:var(--bg-secondary);flex-direction:column;flex:1;gap:12px;padding:16px;display:flex;overflow-y:auto}.aiw-msg{display:flex}.aiw-msg-user{justify-content:flex-end}.aiw-msg-bot{justify-content:flex-start}.aiw-msg-content{border-radius:var(--radius-md);white-space:pre-wrap;word-break:break-word;max-width:85%;padding:10px 14px;font-size:.88rem;line-height:1.6}.aiw-msg-user .aiw-msg-content{background:var(--primary-600);color:#fff;border-bottom-right-radius:4px}.aiw-msg-bot .aiw-msg-content{background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border-color);border-bottom-left-radius:4px}.aiw-msg-bot strong{color:var(--primary-600);font-weight:600}.aiw-msg-bot ul{margin:4px 0;padding-left:18px;list-style:outside}.aiw-input-area{border-top:1px solid var(--border-color);background:var(--bg-primary);gap:8px;padding:12px 16px;display:flex}.aiw-input{border:1.5px solid var(--border-color);border-radius:var(--radius-md);background:var(--bg-secondary);color:var(--text-primary);transition:border-color var(--duration-fast) var(--ease-out);outline:none;flex:1;padding:10px 14px;font-family:inherit;font-size:.88rem}.aiw-input:focus{border-color:var(--primary-500)}.aiw-send{border-radius:var(--radius-md);background:var(--primary-600);color:#fff;cursor:pointer;transition:background var(--duration-fast) var(--ease-out);border:none;padding:10px 18px;font-family:inherit;font-size:.85rem;font-weight:600}.aiw-send:hover{background:var(--primary-700)}@media (width<=500px){.aiw-panel{width:calc(100vw - 32px);height:60vh;bottom:-8px;right:-8px}}