@import"https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=DM+Sans:ital,opsz,wght@0,9..40,100..1000;1,9..40,100..1000&display=swap";:root{font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*,*:before,*:after{box-sizing:border-box}body{margin:0;padding:0;min-width:320px}#root{width:100%;height:100%}:root[data-theme=dark]{--primary: #c9a961;--primary-hover: #b89850;--primary-light: rgba(201, 169, 97, .12);--primary-glow: rgba(201, 169, 97, .25);--bg-main: #0a0d14;--bg-card: #121620;--bg-elevated: #1a1f2e;--bg-sidebar: linear-gradient(165deg, #0d1117 0%, #161b26 50%, #0f1419 100%);--border: rgba(255, 255, 255, .06);--border-subtle: rgba(255, 255, 255, .03);--border-hover: rgba(201, 169, 97, .2);--text-primary: #e6e8f0;--text-secondary: #9195a3;--text-tertiary: #6b6e7c;--text-accent: #c9a961;--text-inverse: #0a0d14;--success: #4ade80;--success-light: rgba(74, 222, 128, .12);--danger: #f87171;--danger-light: rgba(248, 113, 113, .12);--shadow-sm: 0 2px 8px rgba(0, 0, 0, .3);--shadow-md: 0 4px 16px rgba(0, 0, 0, .4);--shadow-lg: 0 12px 32px rgba(0, 0, 0, .5);--toggle-track-bg: #252b3d;--toggle-track-border: rgba(255, 255, 255, .1);--toggle-knob-bg: #c9a961;--toggle-knob-shadow: 0 1px 4px rgba(0, 0, 0, .5), 0 0 10px rgba(201, 169, 97, .35)}:root[data-theme=light]{--primary: #b8860b;--primary-hover: #9a7209;--primary-light: rgba(184, 134, 11, .08);--primary-glow: rgba(184, 134, 11, .15);--bg-main: #fafbfc;--bg-card: #ffffff;--bg-elevated: #f5f6f8;--bg-sidebar: linear-gradient(165deg, #ffffff 0%, #f8f9fa 50%, #ffffff 100%);--border: rgba(0, 0, 0, .08);--border-subtle: rgba(0, 0, 0, .04);--border-hover: rgba(184, 134, 11, .25);--text-primary: #1a1d2e;--text-secondary: #5f6470;--text-tertiary: #878a99;--text-accent: #b8860b;--text-inverse: #ffffff;--success: #22c55e;--success-light: rgba(34, 197, 94, .1);--danger: #ef4444;--danger-light: rgba(239, 68, 68, .1);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .05);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 12px 24px rgba(0, 0, 0, .12);--toggle-track-bg: #e2e5ec;--toggle-track-border: rgba(0, 0, 0, .1);--toggle-knob-bg: #ffffff;--toggle-knob-shadow: 0 1px 4px rgba(0, 0, 0, .18)}:root{--radius-sm: 10px;--radius-md: 14px;--radius-lg: 18px;--radius-xl: 24px;--radius-full: 9999px;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-normal: .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .4s cubic-bezier(.4, 0, .2, 1);--font-display: "DM Serif Display", Georgia, serif;--font-body: "DM Sans", -apple-system, sans-serif}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{font-family:var(--font-body);background:var(--bg-main);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;transition:background-color var(--transition-normal),color var(--transition-normal)}.dashboard{position:fixed;inset:0;display:flex;background:var(--bg-main);padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px);padding-left:env(safe-area-inset-left,0px);padding-right:env(safe-area-inset-right,0px)}.sidebar{width:340px;flex-shrink:0;background:var(--bg-sidebar);color:var(--text-primary);display:flex;flex-direction:column;padding:28px;transition:transform var(--transition-slow);z-index:200;position:relative;border-right:1px solid var(--border);box-shadow:var(--shadow-md);overflow-y:auto;overflow-x:hidden}.sidebar:before{content:"";position:absolute;top:0;right:0;width:1px;height:100%;background:linear-gradient(180deg,transparent,var(--primary),transparent);opacity:.15;pointer-events:none}.sidebar-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:36px}.sidebar-brand{display:flex;align-items:center;gap:14px}.brand-logo{width:38px;height:38px;filter:drop-shadow(0 0 16px rgba(201,169,97,.4));animation:gentleGlow 4s ease-in-out infinite}@keyframes gentleGlow{0%,to{filter:drop-shadow(0 0 12px rgba(201,169,97,.3))}50%{filter:drop-shadow(0 0 20px rgba(201,169,97,.5))}}.brand-text{font-family:var(--font-display);font-size:1.75rem;font-weight:400;letter-spacing:-.5px}.brand-accent{background:linear-gradient(135deg,var(--primary),#f4e4b4);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.mobile-close-btn{display:none;background:var(--bg-elevated);border:1px solid var(--border);color:var(--text-secondary);font-size:1.25rem;cursor:pointer;padding:10px;border-radius:var(--radius-sm);transition:all var(--transition-fast);align-items:center;justify-content:center}.mobile-close-btn:hover{background:var(--bg-card);color:var(--text-primary);border-color:var(--border-hover)}.user-profile-card{display:flex;align-items:center;gap:14px;background:var(--bg-elevated);padding:18px;border-radius:var(--radius-md);margin-bottom:32px;border:1px solid var(--border);transition:all var(--transition-fast)}.user-profile-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-sm)}.avatar{width:48px;height:48px;background:linear-gradient(135deg,var(--primary),#f4e4b4);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:1.15rem;overflow:hidden;flex-shrink:0;box-shadow:0 0 0 3px var(--primary-light)}.avatar img{width:100%;height:100%;object-fit:cover}.user-info{flex:1;min-width:0}.user-info h4{font-size:1rem;font-weight:600;margin-bottom:5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--text-primary)}.plan-badge{display:inline-flex;align-items:center;gap:5px;font-size:.8rem;padding:5px 12px;border-radius:var(--radius-full);font-weight:600;letter-spacing:.3px}.plan-badge.free{background:var(--primary-light);color:var(--primary)}.plan-badge.pro{background:linear-gradient(135deg,var(--primary),#b89850);color:#fff;box-shadow:0 2px 8px var(--primary-glow)}.logout-btn{background:none;border:none;color:var(--text-tertiary);cursor:pointer;font-size:1.2rem;padding:10px;border-radius:var(--radius-sm);transition:all var(--transition-fast)}.logout-btn:hover{color:var(--danger);background:var(--danger-light)}.login-btn{width:100%;background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border);padding:16px 20px;border-radius:var(--radius-md);font-weight:600;font-size:.95rem;font-family:var(--font-body);cursor:pointer;margin-bottom:32px;display:flex;align-items:center;justify-content:center;gap:12px;transition:all var(--transition-fast);box-shadow:var(--shadow-sm)}.login-btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--border-hover)}.login-btn img{width:20px;height:20px}.sidebar-section{flex:1;overflow-y:auto;margin-bottom:20px}.sidebar-section::-webkit-scrollbar{width:5px}.sidebar-section::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-full)}.section-label{display:flex;align-items:center;gap:8px;font-size:.7rem;color:var(--text-tertiary);margin-bottom:16px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase}.samples-list{display:flex;flex-direction:column;gap:10px}.sample-btn{width:100%;text-align:left;background:transparent;border:1px solid var(--border-subtle);color:var(--text-secondary);padding:16px 18px;border-radius:var(--radius-md);font-size:.875rem;font-family:var(--font-body);cursor:pointer;transition:all var(--transition-fast);line-height:1.6;display:flex;align-items:flex-start;gap:14px}.sample-btn:hover{background:var(--bg-elevated);border-color:var(--border-hover);color:var(--text-primary);transform:translate(6px);box-shadow:var(--shadow-sm)}.sample-number{width:28px;height:28px;background:var(--primary-light);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700;flex-shrink:0;color:var(--primary)}.sample-text{flex:1}.sidebar-footer{margin-top:auto;padding-top:20px}.new-chat-btn{width:100%;background:linear-gradient(135deg,var(--primary),#b89850);border:none;color:#fff;padding:16px 20px;border-radius:var(--radius-md);font-weight:600;font-size:.95rem;font-family:var(--font-body);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;transition:all var(--transition-fast);box-shadow:0 4px 12px var(--primary-glow)}.new-chat-btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px var(--primary-glow)}.sidebar-overlay{display:none;position:fixed;inset:0;background:#000000b3;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:150}.main-content{flex:1;min-width:0;display:flex;flex-direction:column;background:var(--bg-card);overflow:hidden}.top-bar{flex-shrink:0;display:flex;align-items:center;justify-content:space-between;padding:16px 28px;border-bottom:1px solid var(--border);background:var(--bg-card);z-index:100;box-shadow:var(--shadow-sm)}.top-bar-left{display:flex;align-items:center;gap:18px}.top-bar-right{display:flex;align-items:center;gap:12px}.hamburger-btn{display:none;background:var(--bg-elevated);border:1px solid var(--border);font-size:1.25rem;cursor:pointer;color:var(--text-primary);padding:11px;border-radius:var(--radius-sm);transition:all var(--transition-fast);align-items:center;justify-content:center}.hamburger-btn:hover{background:var(--bg-main);border-color:var(--border-hover)}.app-title{font-weight:600;font-size:1.15rem;display:flex;align-items:center;gap:10px;color:var(--text-primary)}.title-icon{font-size:1.3rem}.title-text{display:inline}.theme-toggle-btn{background:none;border:none;padding:0;cursor:pointer;outline:none}.theme-toggle-btn:focus-visible .theme-track{box-shadow:0 0 0 3px var(--primary-light)}.theme-track{position:relative;width:60px;height:30px;background:var(--toggle-track-bg);border:1.5px solid var(--toggle-track-border);border-radius:var(--radius-full);transition:background .35s ease,border-color .35s ease;display:flex;align-items:center;padding:0 4px}.theme-toggle-btn:hover .theme-track{border-color:var(--border-hover)}.track-icons{position:absolute;inset:0;display:flex;align-items:center;justify-content:space-between;padding:0 6px;pointer-events:none;-webkit-user-select:none;user-select:none}.track-icon{font-size:.7rem;line-height:1;transition:opacity .3s ease,transform .3s ease}.track-icon-sun{opacity:1;transform:scale(1)}.track-icon-moon{opacity:.35;transform:scale(.8)}[data-theme=dark] .track-icon-sun{opacity:.3;transform:scale(.8)}[data-theme=dark] .track-icon-moon{opacity:1;transform:scale(1)}.theme-knob{width:22px;height:22px;border-radius:50%;background:var(--toggle-knob-bg);box-shadow:var(--toggle-knob-shadow);transition:transform .35s cubic-bezier(.34,1.56,.64,1),box-shadow .3s ease;position:relative;z-index:1;flex-shrink:0}[data-theme=light] .theme-knob{transform:translate(0)}[data-theme=dark] .theme-knob{transform:translate(28px)}.export-btn{background:var(--bg-elevated);border:1px solid var(--border);padding:11px 18px;border-radius:var(--radius-sm);font-size:.875rem;font-family:var(--font-body);cursor:pointer;display:flex;align-items:center;gap:8px;font-weight:500;color:var(--text-secondary);transition:all var(--transition-fast)}.export-btn:hover{background:var(--primary-light);color:var(--primary);border-color:var(--border-hover)}.chat-container{flex:1;min-height:0;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:36px;display:flex;flex-direction:column;gap:28px;scroll-behavior:smooth}.chat-container::-webkit-scrollbar{width:7px}.chat-container::-webkit-scrollbar-track{background:transparent}.chat-container::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-full)}.chat-container::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}.scroll-top-wrap{flex-shrink:0;display:flex;justify-content:center;align-items:center;padding:8px 0 4px;background:var(--bg-card);border-top:1px solid var(--border);animation:pillIn .2s ease both}@keyframes pillIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}.scroll-to-top-btn{display:inline-flex;align-items:center;gap:6px;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-full);padding:6px 18px 6px 14px;font-size:.75rem;font-weight:600;font-family:var(--font-body);color:var(--text-secondary);cursor:pointer;letter-spacing:.4px;transition:all var(--transition-fast)}.scroll-to-top-btn svg{font-size:.8rem;flex-shrink:0}.scroll-to-top-btn:hover{background:var(--primary-light);border-color:var(--border-hover);color:var(--primary);transform:translateY(-1px);box-shadow:0 3px 12px var(--primary-glow)}.empty-state{text-align:center;margin:auto;max-width:520px;padding:48px 24px}.empty-icon{margin-bottom:28px;animation:float 3.5s ease-in-out infinite}.scales-icon{width:90px;height:90px;margin:0 auto}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-12px)}}.empty-state h2{color:var(--text-primary);font-family:var(--font-display);font-size:2rem;font-weight:400;margin-bottom:14px}.empty-state p{color:var(--text-secondary);font-size:1.05rem;line-height:1.7;margin-bottom:36px}.empty-features{display:flex;justify-content:center;gap:36px;flex-wrap:wrap}.feature{display:flex;align-items:center;gap:10px;color:var(--text-secondary);font-size:.925rem;font-weight:500}.feature svg{color:var(--primary);font-size:1.1rem}.chat-row{display:flex;width:100%;animation:slideIn .4s cubic-bezier(.16,1,.3,1)}@keyframes slideIn{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.chat-row.deleting{animation:slideOut .3s ease forwards}@keyframes slideOut{to{opacity:0;transform:translate(-24px);height:0;margin:0;padding:0}}.chat-row.user{justify-content:flex-end}.chat-row.ai{justify-content:flex-start}.chat-bubble{max-width:72%;border-radius:var(--radius-lg);line-height:1.75;font-size:.975rem;position:relative;min-width:0;word-break:break-word}.bubble-content{padding:20px 26px}.bubble-content p{margin-bottom:14px}.bubble-content p:last-child{margin-bottom:0}.bubble-content ul,.bubble-content ol{margin:14px 0;padding-left:26px}.bubble-content li{margin-bottom:8px}.bubble-content code{background:var(--bg-elevated);padding:3px 8px;border-radius:5px;font-size:.9em;font-family:Monaco,monospace;border:1px solid var(--border)}.bubble-content pre{background:var(--bg-main);color:var(--text-primary);padding:18px;border-radius:var(--radius-sm);overflow-x:auto;margin:14px 0;border:1px solid var(--border)}.bubble-content pre code{background:none;padding:0;border:none}.chat-row.ai .chat-bubble{background:var(--bg-elevated);border:1px solid var(--border);border-bottom-left-radius:6px;color:var(--text-primary);box-shadow:var(--shadow-sm)}.chat-row.user .chat-bubble{background:linear-gradient(135deg,var(--primary),#b89850);color:#fff;border-bottom-right-radius:6px;box-shadow:0 4px 16px var(--primary-glow)}.chat-row.user .bubble-content code{background:#ffffff26;border-color:#fff3}.edit-mode{padding:14px}.edit-textarea{width:100%;min-height:90px;max-height:320px;padding:14px 18px;border:2px solid var(--primary);border-radius:var(--radius-md);font-size:.975rem;font-family:var(--font-body);line-height:1.65;resize:none;background:var(--bg-card);color:var(--text-primary);transition:all var(--transition-fast);overflow-y:auto}.edit-textarea:focus{outline:none;box-shadow:0 0 0 4px var(--primary-light)}.edit-actions{display:flex;gap:10px;margin-top:14px;justify-content:flex-end}.save-edit-btn{background:var(--primary)!important;color:#fff!important;border-color:var(--primary)!important}.save-edit-btn:hover{background:var(--primary-hover)!important}.cancel-edit-btn:hover{background:var(--danger-light)!important;border-color:var(--danger)!important;color:var(--danger)!important}.bubble-actions{display:flex;gap:10px;padding:10px 18px 14px;opacity:0;transition:opacity var(--transition-fast);flex-wrap:wrap}.chat-bubble:hover .bubble-actions{opacity:1}.action-btn{display:inline-flex;align-items:center;gap:6px;background:transparent;border:1px solid var(--border);padding:7px 14px;border-radius:var(--radius-sm);font-size:.8rem;font-family:var(--font-body);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);font-weight:500}.action-btn:hover{background:var(--bg-card);color:var(--text-primary);border-color:var(--border-hover)}.chat-row.user .action-btn{border-color:#ffffff40;color:#ffffffd9}.chat-row.user .action-btn:hover{background:#ffffff1f;color:#fff;border-color:#fff6}.edit-btn:hover{background:var(--primary-light)!important;border-color:var(--primary)!important;color:var(--primary)!important}.chat-row.user .edit-btn:hover{background:#ffffff2e!important;border-color:#ffffff80!important;color:#fff!important}.copy-btn.copied{color:var(--success);border-color:var(--success)}.delete-btn:hover{color:var(--danger);border-color:var(--danger);background:var(--danger-light)}.chat-row.user .delete-btn:hover{background:#f8717133;border-color:#f8717180}.loading-bubble{display:flex;align-items:center;gap:18px;padding:22px 26px!important}.typing-indicator{display:flex;gap:5px}.typing-indicator span{width:9px;height:9px;background:var(--primary);border-radius:50%;animation:bounce 1.4s infinite ease-in-out both}.typing-indicator span:nth-child(1){animation-delay:-.32s}.typing-indicator span:nth-child(2){animation-delay:-.16s}@keyframes bounce{0%,80%,to{transform:scale(0)}40%{transform:scale(1)}}.loading-text{color:var(--text-secondary);font-style:italic;font-size:.925rem}.input-area{flex-shrink:0;padding:18px 24px 28px;background:var(--bg-card);border-top:1px solid var(--border)}.input-container{max-width:920px;margin:0 auto}.input-pill{display:flex;align-items:flex-end;background:var(--bg-elevated);border-radius:var(--radius-lg);padding:10px 10px 10px 22px;border:2px solid var(--border);transition:all var(--transition-fast);gap:14px;box-shadow:var(--shadow-sm)}.input-pill:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-light)}.chat-input{flex:1;min-width:0;border:none;background:transparent;padding:10px 0;outline:none;font-size:max(16px,1rem);color:var(--text-primary);font-family:var(--font-body);line-height:1.6;resize:none;max-height:200px;overflow-y:auto}.chat-input::placeholder{color:var(--text-tertiary)}.chat-input::-webkit-scrollbar{width:5px}.chat-input::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-full)}.send-btn{width:46px!important;height:46px!important;flex-shrink:0!important;background:linear-gradient(135deg,var(--primary),#b89850);color:#fff;border:none;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition-fast);box-shadow:0 2px 10px var(--primary-glow)}.send-btn:hover:not(.disabled){transform:scale(1.08);box-shadow:0 4px 16px var(--primary-glow)}.send-btn svg{width:20px!important;height:20px!important;display:block!important;flex-shrink:0!important}.send-btn.disabled{background:var(--bg-main);color:var(--text-tertiary);cursor:not-allowed;box-shadow:none}.input-hint{text-align:center;font-size:.8rem;color:var(--text-tertiary);margin-top:14px}.paywall-overlay{position:fixed;inset:0;background:#000000bf;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);z-index:9999;display:flex;align-items:center;justify-content:center;padding:24px;animation:fadeIn .3s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.paywall-modal{background:var(--bg-card);padding:44px;border-radius:var(--radius-xl);max-width:580px;width:100%;text-align:center;box-shadow:var(--shadow-lg);display:flex;flex-direction:column;gap:28px;position:relative;animation:slideUp .4s ease;border:1px solid var(--border)}@keyframes slideUp{0%{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}.modal-close-icon{position:absolute;top:18px;right:18px;background:var(--bg-elevated);border:1px solid var(--border);width:38px;height:38px;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;cursor:pointer;color:var(--text-secondary);transition:all var(--transition-fast)}.modal-close-icon:hover{background:var(--bg-main);color:var(--text-primary);border-color:var(--border-hover)}.paywall-header h2{font-family:var(--font-display);font-size:1.75rem;font-weight:400;margin-bottom:10px;color:var(--text-primary)}.paywall-header p{color:var(--text-secondary);font-size:1rem}.lock-icon{width:76px;height:76px;background:var(--primary-light);color:var(--primary);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;margin:0 auto 24px;font-size:1.9rem}.pricing-tier-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.pricing-card{padding:26px 22px;border:2px solid var(--border);border-radius:var(--radius-lg);position:relative;display:flex;flex-direction:column;gap:10px;transition:all var(--transition-fast);text-align:left;background:var(--bg-elevated)}.pricing-card:hover{border-color:var(--border-hover);box-shadow:var(--shadow-sm)}.pricing-card.featured{border-color:var(--primary);background:linear-gradient(180deg,var(--primary-light) 0%,transparent 100%)}.pricing-icon{width:44px;height:44px;background:var(--bg-card);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:1.3rem;margin-bottom:10px}.pricing-card.featured .pricing-icon{background:var(--primary);color:#fff}.pricing-card h3{font-size:.875rem;color:var(--text-secondary);font-weight:600;text-transform:uppercase;letter-spacing:.5px}.pricing-card .price{font-size:1.65rem;font-weight:800;color:var(--text-primary);font-family:var(--font-display)}.pricing-card .credits{font-size:.875rem;color:var(--success);font-weight:600}.features-list{list-style:none;margin-top:14px;font-size:.825rem;color:var(--text-secondary)}.features-list li{display:flex;align-items:center;gap:7px;margin-bottom:7px}.features-list svg{color:var(--success);font-size:.75rem}.badge{position:absolute;top:-13px;left:50%;transform:translate(-50%);background:linear-gradient(135deg,var(--primary),#b89850);color:#fff;font-size:.7rem;padding:7px 16px;border-radius:var(--radius-full);font-weight:700;white-space:nowrap;text-transform:uppercase;letter-spacing:.7px;box-shadow:0 2px 8px var(--primary-glow)}.payment-form{background:var(--bg-elevated);padding:26px;border-radius:var(--radius-lg);text-align:left;border:1px solid var(--border)}.payment-form label{display:flex;align-items:center;gap:9px;font-size:.925rem;color:var(--text-secondary);font-weight:600;margin-bottom:14px}.mpesa-number{display:flex;align-items:center;justify-content:space-between;background:var(--bg-card);padding:16px 20px;border-radius:var(--radius-sm);border:1px solid var(--border);margin-bottom:18px}.mpesa-number span{color:var(--text-secondary);font-size:.925rem}.mpesa-number strong{color:var(--text-primary);font-size:1.15rem;font-weight:700;letter-spacing:1.2px}.payment-form input{width:100%;padding:17px;border:2px solid var(--border);border-radius:var(--radius-md);font-size:1rem;font-family:var(--font-body);margin-bottom:18px;transition:all var(--transition-fast);background:var(--bg-card);color:var(--text-primary)}.payment-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-light)}.payment-form input:disabled{background:var(--bg-elevated);cursor:not-allowed;opacity:.6}.confirm-btn{width:100%;background:linear-gradient(135deg,var(--primary),#b89850);color:#fff;border:none;padding:17px;border-radius:var(--radius-md);font-weight:600;font-size:1.02rem;font-family:var(--font-body);cursor:pointer;display:flex;justify-content:center;align-items:center;gap:10px;transition:all var(--transition-fast)}.confirm-btn:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 8px 24px var(--primary-glow)}.confirm-btn:disabled{opacity:.65;cursor:not-allowed;transform:none}.confirm-btn.success{background:linear-gradient(135deg,var(--success),#22c55e)}.chat-bubble table{width:100%;border-collapse:collapse;margin:18px 0;font-size:.875rem;background:var(--bg-card);border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--border)}.chat-bubble th{background:var(--primary);color:#fff;padding:13px 16px;text-align:left;font-weight:600}.chat-bubble td{padding:13px 16px;border-bottom:1px solid var(--border);color:var(--text-primary)}.chat-bubble tr:last-child td{border-bottom:none}.chat-bubble tr:hover td{background:var(--bg-elevated)}.chat-row.user .chat-bubble table{background:#ffffff14;border-color:#ffffff26}.chat-row.user .chat-bubble th{background:#ffffff2e}.chat-row.user .chat-bubble td{border-color:#ffffff1a;color:#fff}.spin{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:768px){.sidebar{position:fixed;top:env(safe-area-inset-top,0px);bottom:env(safe-area-inset-bottom,0px);left:env(safe-area-inset-left,0px);width:310px;transform:translate(-100%);box-shadow:none;z-index:200;height:auto;max-height:none}.sidebar.open{transform:translate(0);box-shadow:24px 0 60px #0009}.sidebar-overlay{display:block}.mobile-close-btn,.hamburger-btn{display:flex}.top-bar{padding:14px 18px}.app-title{font-size:1.05rem}.title-text,.export-btn span{display:none}.export-btn{padding:11px}.chat-container{padding:20px 16px;gap:20px}.chat-bubble{max-width:88%}.bubble-content{padding:16px 20px}.bubble-actions{opacity:1;padding:8px 14px 12px}.action-btn span{display:none}.action-btn{padding:9px 11px}.input-area{padding:12px 14px 16px}.input-pill{padding:8px 8px 8px 16px}.send-btn{width:44px!important;height:44px!important}.input-hint{font-size:.75rem;margin-top:10px}.empty-state{padding:32px 16px}.empty-state h2{font-size:1.65rem}.empty-features{flex-direction:column;gap:20px}.paywall-modal{padding:32px 20px;margin:12px;max-height:90vh;overflow-y:auto}.pricing-tier-grid{grid-template-columns:1fr}.pricing-card{text-align:center}.pricing-icon{margin:0 auto 10px}.edit-textarea{font-size:.925rem}.edit-actions{flex-direction:column}.edit-actions .action-btn{width:100%;justify-content:center}.scroll-top-wrap{padding:7px 0 3px}.scroll-to-top-btn{font-size:.7rem;padding:5px 14px 5px 11px}}@media(max-width:420px){.sidebar{width:100%}.chat-bubble{max-width:94%}.bubble-content{padding:14px 16px;font-size:.925rem}.chat-bubble table{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch;white-space:nowrap}}