@layer theme{:root,:host{--font-sans:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";--font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color 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optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab,red,red)){::placeholder{color:color-mix(in oklab,currentcolor 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components,utilities;@layer theme{:root,:host{--font-sans:ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color Emoji";--font-mono:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,"Liberation Mono","Courier New",monospace;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif,system-ui,sans-serif,"Apple Color Emoji","Segoe UI Emoji","Segoe UI Symbol","Noto Color 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optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab,red,red)){::placeholder{color:color-mix(in oklab,currentcolor 50%,transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){appearance:button}::file-selector-button{appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components,utilities;:root{--bg-primary:#0f0f0f;--bg-secondary:#1a1a1a;--bg-tertiary:#242424;--accent:#c9a961;--accent-dim:#8b7645;--text-primary:#e8e8e8;--text-secondary:#a0a0a0;--text-dim:#6b6b6b;--border:#2d2d2d;--user-msg:#2a2520;--bot-msg:#1d1d1d}*{box-sizing:border-box}body{background:var(--bg-primary);color:var(--text-primary);margin:0;font-family:DM Sans,sans-serif}.chat-container{flex-direction:column;height:100vh;display:flex}.header{border-bottom:1px solid var(--border);background:#0f0f0ff2;padding:1.2rem 2rem}.header-content{justify-content:space-between;align-items:center;display:flex}.logo{align-items:center;gap:.6rem;display:flex}.logo-icon{color:var(--accent)}.logo-text{background:linear-gradient(135deg,var(--accent),#e8c584);-webkit-text-fill-color:transparent;-webkit-background-clip:text;font-family:Crimson Pro,serif;font-size:1.4rem;font-weight:700}.tone-selector{background:var(--bg-secondary);border-bottom:1px solid var(--border);padding:1.2rem 2rem}.tone-label{text-transform:uppercase;letter-spacing:.1em;color:var(--text-dim);align-items:center;gap:.4rem;margin-bottom:.8rem;font-size:.75rem;display:flex}.tone-options{flex-wrap:wrap;gap:.8rem;display:flex}.tone-option{background:var(--bg-tertiary);border:1.5px solid var(--border);color:var(--text-primary);cursor:pointer;border-radius:12px;padding:.7rem 1rem;transition:all .25s}.tone-option:hover{border-color:var(--accent-dim);transform:translateY(-2px)}.tone-option.active{border-color:var(--accent);background:linear-gradient(135deg,#c9a96126,#c9a9610d)}.messages-container{flex:1;padding:1.5rem;overflow-y:auto}.empty-state{opacity:.6;flex-direction:column;justify-content:center;align-items:center;gap:.8rem;height:100%;display:flex}.message{margin-bottom:1.2rem}.message-content{border-radius:14px;max-width:80%;padding:1rem 1.3rem;line-height:1.6}.message.user .message-content{background:var(--user-msg);border:1px solid #c9a96140;margin-left:auto}.message.bot .message-content{background:var(--bot-msg);border:1px solid var(--border)}.input-container{border-top:1px solid var(--border);background:#0f0f0ff2;align-items:flex-end;gap:.8rem;padding:1rem 1.5rem;display:flex}.input-textarea{background:var(--bg-tertiary);border:1.5px solid var(--border);color:var(--text-primary);resize:none;border-radius:14px;outline:none;flex:1;padding:.8rem 1rem;font-family:DM Sans,sans-serif}.input-textarea::placeholder{color:var(--text-dim)}.input-textarea:focus{border-color:var(--accent)}.send-button{background:linear-gradient(135deg,var(--accent),var(--accent-dim));color:#000;cursor:pointer;border:none;border-radius:12px;padding:.7rem;transition:transform .2s}.send-button:hover{transform:translateY(-2px)}.send-button:disabled{opacity:.4;cursor:not-allowed}