:root{--bg-app: #ffffff;--bg-subtle: #f9f9f9;--bg-card: #f4f4f5;--bg-card-hover: #e4e4e7;--text-primary: #18181b;--text-secondary: #71717a;--text-tertiary: #a1a1aa;--accent-primary: #18181b;--accent-hover: #000000;--accent-glow: rgba(0, 0, 0, .05);--border-subtle: #e4e4e7;--border-highlight: #d4d4d8;--font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--color-danger: #ef4444;--color-success: #22c55e;--color-warning: #eab308;--bg-primary: var(--bg-app)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--bg-app);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;height:100vh;width:100vw;overflow:hidden}button{font-family:inherit;cursor:pointer;border:none;outline:none}a{text-decoration:none;color:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#d4d4d8;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#a1a1aa}*{scrollbar-width:thin;scrollbar-color:#d4d4d8 transparent}.app-layout{display:flex;height:100vh;width:100vw;background:var(--bg-app)}.sidebar{width:320px;background-color:var(--bg-subtle);border-right:1px solid transparent;display:flex;flex-direction:column;padding:24px}.main-content{flex:1;overflow-y:auto;padding:40px}.brand{font-size:20px;font-weight:700;color:var(--text-primary);margin-bottom:40px;display:flex;align-items:center;gap:10px;letter-spacing:-.02em}.nav-item{display:flex;align-items:center;gap:12px;padding:12px;border-radius:12px;color:var(--text-secondary);transition:all .2s ease;margin-bottom:4px;font-size:14px;font-weight:500}.nav-item:hover,.nav-item.active{background-color:var(--bg-card);color:var(--text-primary)}.nav-item.active{background-color:var(--text-primary);color:#fff}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:40px}.page-title{font-size:32px;font-weight:700;color:var(--text-primary);letter-spacing:-.03em}.section-title{font-size:16px;font-weight:600;margin-bottom:24px;color:var(--text-primary);text-transform:uppercase;letter-spacing:.05em}.btn-primary{background:var(--accent-primary);color:#fff;padding:12px 24px;border-radius:12px;font-weight:500;font-size:14px;display:inline-flex;align-items:center;gap:8px;transition:all .2s ease;box-shadow:0 4px 12px #0000001a}.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 6px 16px #00000026}.btn-secondary{background:#fff;border:1px solid transparent;color:var(--text-secondary);padding:12px 20px;border-radius:12px;font-weight:500;font-size:14px;display:inline-flex;align-items:center;gap:8px;transition:all .2s ease;box-shadow:0 2px 8px #0000000d}.btn-secondary:hover{color:var(--text-primary);background:#fff;box-shadow:0 4px 12px #00000014}.btn-ghost{background:transparent;color:var(--text-secondary);padding:8px;border-radius:8px;transition:all .2s ease}.btn-ghost:hover{background:var(--bg-card);color:var(--text-primary)}.glass-panel{background:var(--bg-card);border:none;border-radius:20px;transition:all .2s ease;overflow:hidden;position:relative}.glass-panel:before{display:none}.glass-panel:hover{background:var(--bg-card-hover);transform:translateY(-2px)}.project-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:24px}.user-profile{margin-top:auto;padding-top:24px;border-top:1px solid transparent;display:flex;align-items:center;gap:12px}.user-avatar{width:40px;height:40px;border-radius:50%;background:var(--text-primary);display:flex;align-items:center;justify-content:center;font-weight:500;color:#fff;font-size:14px}.user-info{flex:1;overflow:hidden}.user-email{font-size:12px;color:var(--text-secondary);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.loading-spinner{width:24px;height:24px;border:2px solid var(--border-subtle);border-top-color:var(--accent-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.badge{font-size:10px;padding:6px 10px;border-radius:8px;background:#fff;color:var(--text-secondary);display:inline-flex;align-items:center;gap:4px;border:none;font-weight:600;text-transform:uppercase;letter-spacing:.05em;box-shadow:0 2px 4px #00000008}.settings-modal-content{border-radius:24px!important;border:none!important;box-shadow:0 20px 40px #0000001a!important}.form-input{border-radius:12px!important;border:1px solid transparent!important;background:#fff!important;box-shadow:0 2px 8px #0000000a}.form-input:focus{background:#fff!important;box-shadow:0 4px 12px #00000014}.landing-page{height:100vh;overflow-y:auto;background-color:#fff;color:#111827;font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;overflow-x:hidden}.landing-nav{display:flex;justify-content:space-between;align-items:center;padding:24px 48px;max-width:1280px;margin:0 auto;width:100%}.nav-brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:20px;color:#111827;text-decoration:none}.brand-logo{height:32px;width:auto}.hero-section{display:flex;flex-direction:column;align-items:center;text-align:center;padding:80px 20px 40px;max-width:1000px;margin:0 auto}.hero-badge{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:#f3f4f6;border-radius:100px;font-size:13px;font-weight:500;color:#4b5563;margin-bottom:24px;border:1px solid #e5e7eb}.hero-title{font-size:64px;line-height:1.1;font-weight:800;letter-spacing:-.02em;margin-bottom:24px;background:linear-gradient(135deg,#111827,#4b5563);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.hero-subtitle{font-size:20px;line-height:1.5;color:#6b7280;max-width:600px;margin-bottom:40px}.google-auth-btn{display:inline-flex;align-items:center;gap:12px;background-color:#111827;color:#fff;padding:14px 28px;border-radius:12px;font-size:16px;font-weight:600;cursor:pointer;transition:all .2s ease;border:1px solid transparent;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f}.google-auth-btn:hover{background-color:#000;transform:translateY(-1px);box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d}.google-auth-btn.secondary{background-color:#fff;color:#374151;border:1px solid #e5e7eb;box-shadow:0 1px 2px #0000000d}.google-auth-btn.secondary:hover{background-color:#f9fafb;border-color:#d1d5db}.hero-visual{margin-top:60px;position:relative;width:100%;max-width:1000px;height:500px;background:linear-gradient(180deg,#f3f4f680,#fff0);border-radius:24px;border:1px solid #e5e7eb;overflow:hidden;box-shadow:0 25px 50px -12px #00000026;display:flex;justify-content:center;align-items:flex-start;perspective:1000px;padding-top:40px}.mockup-screen{width:80%;height:100%;background:#fff;border-radius:16px 16px 0 0;box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f;border:1px solid #e5e7eb;border-bottom:none;display:flex;flex-direction:column}.mockup-header{height:48px;border-bottom:1px solid #f3f4f6;display:flex;align-items:center;padding:0 20px;gap:8px}.mockup-dot{width:10px;height:10px;border-radius:50%;background-color:#e5e7eb}.mockup-dot.red{background-color:#fca5a5}.mockup-dot.yellow{background-color:#fcd34d}.mockup-dot.green{background-color:#86efac}.mockup-body{flex:1;padding:24px;display:flex;gap:20px;background-color:#f9fafb}.mockup-sidebar{width:200px;background:#fff;border-radius:8px;border:1px solid #e5e7eb}.mockup-content{flex:1;background:#fff;border-radius:8px;border:1px solid #e5e7eb;position:relative;overflow:hidden}.skeleton-line{height:12px;background:#f3f4f6;border-radius:4px;margin:12px;width:60%}.skeleton-line.short{width:40%}.skeleton-block{height:100px;background:#f3f4f6;margin:12px;border-radius:8px}.features-section{padding:100px 24px;background:#fff;max-width:1280px;margin:0 auto}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:60px}.feature-card{padding:32px;border-radius:20px;background:#f9fafb;transition:all .2s ease;border:1px solid transparent}.feature-card:hover{background:#fff;border-color:#e5e7eb;box-shadow:0 10px 15px -3px #0000000d;transform:translateY(-2px)}.feature-icon-wrapper{width:48px;height:48px;display:flex;align-items:center;justify-content:center;background:#fff;border-radius:12px;border:1px solid #e5e7eb;margin-bottom:20px;color:#111827}.feature-title{font-size:18px;font-weight:600;margin-bottom:12px;color:#111827}.feature-desc{font-size:15px;line-height:1.6;color:#6b7280}.landing-footer{border-top:1px solid #e5e7eb;padding:40px 24px;text-align:center;color:#9ca3af;font-size:14px}@media(max-width:768px){.hero-title{font-size:40px}.features-grid{grid-template-columns:1fr}.nav-brand span{display:block}}.settings-modal-overlay{position:fixed;inset:0;background-color:#000000bf;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;justify-content:center;align-items:center;z-index:1000;animation:fadeIn .2s cubic-bezier(.4,0,.2,1)}.settings-modal-content{width:100%;max-width:540px;max-height:85vh;overflow:hidden;display:flex;flex-direction:column;background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:20px;padding:0;box-shadow:0 20px 40px #0006;position:relative;animation:scaleIn .25s cubic-bezier(.34,1.56,.64,1)}.settings-modal-scroll{padding:32px;overflow-y:auto;flex:1}.settings-close-btn{position:absolute;top:24px;right:24px;background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:6px;border-radius:8px;transition:all .2s ease;display:flex;align-items:center;justify-content:center}.settings-close-btn:hover{background:#ffffff0d;color:var(--text-primary)}.settings-header{margin-bottom:32px}.settings-title{font-size:24px;font-weight:700;color:var(--text-primary);letter-spacing:-.01em}.settings-description{font-size:14px;color:var(--text-secondary);line-height:1.6;margin-top:8px}.form-group{margin-bottom:24px}.form-label{display:block;font-size:13px;font-weight:600;color:var(--text-secondary);margin-bottom:8px}.form-input{width:100%;padding:12px 16px;background:var(--bg-subtle);border:1px solid var(--border-subtle);border-radius:10px;color:var(--text-primary);font-size:14px;transition:all .2s ease;font-family:var(--font-family)}.form-input:focus{outline:none;border-color:var(--accent-primary);box-shadow:0 0 0 2px var(--accent-glow)}.file-upload-area{border:2px dashed var(--border-subtle);background:#ffffff03;border-radius:12px;padding:40px;text-align:center;transition:all .2s ease;cursor:pointer}.file-upload-area:hover{background:#ffffff08;border-color:var(--accent-primary)}.upload-icon{color:var(--text-secondary);margin-bottom:16px}.upload-text{font-size:15px;color:var(--text-primary);margin-bottom:6px;font-weight:500}.upload-hint{font-size:13px;color:var(--text-tertiary)}.file-input{display:none}.file-preview{margin-top:16px;background:#22c55e1a;border:1px solid rgba(34,197,94,.2);border-radius:10px;padding:16px;display:flex;align-items:center;gap:12px}.file-preview-icon{color:var(--color-success)}.file-preview-name{font-size:14px;color:var(--text-primary);flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:500}.remove-file-btn{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:6px;border-radius:6px;display:flex;align-items:center;transition:all .2s}.remove-file-btn:hover{background:#ef44441a;color:var(--color-danger)}.message-box{padding:14px 18px;border-radius:10px;margin-bottom:24px;display:flex;align-items:center;gap:12px;font-size:14px;font-weight:500}.message-success{background:#22c55e1a;border:1px solid rgba(34,197,94,.2);color:var(--color-success)}.message-error{background:#ef44441a;border:1px solid rgba(239,68,68,.2);color:var(--color-danger)}.form-actions{display:flex;justify-content:flex-end;margin-top:40px;padding-top:24px;border-top:1px solid var(--border-subtle);gap:12px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes scaleIn{0%{opacity:0;transform:scale(.96) translateY(10px)}to{opacity:1;transform:scale(1) translateY(0)}}.app-selection-container{background-color:var(--bg-subtle);border-radius:16px;padding:24px;border:1px solid var(--border-subtle);transition:all .4s cubic-bezier(.16,1,.3,1);overflow:hidden}.app-selection-container.expanded{background-color:var(--bg-card);border-color:var(--border-highlight);box-shadow:0 4px 20px #0000000d}.app-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin-top:20px;animation:fadeIn .4s ease-out forwards}.app-card{display:flex;align-items:center;gap:12px;padding:12px;background:#fff;border:1px solid var(--border-subtle);border-radius:12px;cursor:pointer;transition:all .2s ease}.app-card:hover{border-color:var(--accent-primary);transform:translateY(-2px);box-shadow:0 4px 12px #0000000d}.loading-dots{display:flex;gap:4px;align-items:center}.loading-dot{width:4px;height:4px;border-radius:50%;background-color:var(--text-secondary);animation:pulse 1s infinite ease-in-out}.loading-dot:nth-child(2){animation-delay:.2s}.loading-dot:nth-child(3){animation-delay:.4s}@keyframes pulse{0%,to{opacity:.4;transform:scale(.8)}50%{opacity:1;transform:scale(1.2)}}