:root{--font-primary: "Inter", sans-serif;--font-display: "Outfit", sans-serif;--bg-dark: #020406;--bg-deep: #060b0e;--bg-card: rgba(10, 18, 22, .72);--glass-bg: rgba(255, 255, 255, .015);--glass-border: rgba(163, 230, 53, .08);--glass-border-glow: rgba(163, 230, 53, .35);--accent-purple: #a3e635;--accent-pink: #ea580c;--accent-blue: #eab308;--accent-teal: #10b981;--accent-coral: #f43f5e;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-muted: #5e6b7c;--glow-shadow: 0 0 25px rgba(163, 230, 53, .14);--transition-smooth: all .3s cubic-bezier(.4, 0, .2, 1);--border-radius-lg: 16px;--border-radius-md: 10px}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-primary);background:var(--bg-dark);color:var(--text-primary);min-height:100vh;overflow-x:hidden;line-height:1.5}button,input,select,textarea{font-family:inherit;color:inherit}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:var(--bg-dark)}::-webkit-scrollbar-thumb{background:var(--text-muted);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--accent-purple)}@keyframes fadeIn{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}@keyframes pulseGlow{0%,to{box-shadow:0 0 15px #a3e63533}50%{box-shadow:0 0 25px #a3e63573}}@keyframes slideIn{0%{transform:translate(100%)}to{transform:translate(0)}}.animate-fade{animation:fadeIn .4s cubic-bezier(.4,0,.2,1) forwards}.glass-panel{background:var(--bg-card);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);border-radius:var(--border-radius-lg);padding:1.5rem;box-shadow:0 8px 32px #0000005e;transition:var(--transition-smooth)}.glass-panel:hover{border-color:#a3e63533}.app-container{display:flex;height:100vh;overflow:hidden}.main-workspace{flex:1;display:flex;flex-direction:column;height:100%;overflow-y:auto;padding:2rem;background:var(--bg-dark);min-width:0}.trip-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.5rem;margin-top:1.5rem}.trip-card{position:relative;overflow:hidden;height:240px;cursor:pointer}.trip-card-image{position:absolute;top:0;left:0;width:100%;height:100%;object-fit:cover;opacity:.45;transition:var(--transition-smooth)}.trip-card:hover .trip-card-image{transform:scale(1.05);opacity:.6}.trip-card-content{position:relative;height:100%;display:flex;flex-direction:column;justify-content:flex-end;padding:1.5rem;background:linear-gradient(to top,#070913f2 20%,#07091333);z-index:2}.btn-primary{background:var(--accent-purple);color:#020406;border:none;font-weight:600;padding:.75rem 1.5rem;border-radius:var(--border-radius-md);cursor:pointer;display:inline-flex;align-items:center;gap:.5rem;box-shadow:0 4px 12px #a3e63540;transition:var(--transition-smooth)}.btn-primary:hover{transform:translateY(-2px);background:#b2f347;color:#020406;box-shadow:0 6px 16px #a3e63566}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:var(--glass-bg);border:1px solid var(--glass-border);font-weight:500;padding:.75rem 1.5rem;border-radius:var(--border-radius-md);cursor:pointer;display:inline-flex;align-items:center;gap:.5rem;transition:var(--transition-smooth)}.btn-secondary:hover{background:#ffffff14;border-color:#fff3}.form-input{width:100%;background:#07091380;border:1px solid var(--glass-border);padding:.75rem 1rem;border-radius:var(--border-radius-md);color:var(--text-primary);font-size:.95rem;transition:var(--transition-smooth)}.form-input:focus{outline:none;border-color:var(--accent-purple);box-shadow:0 0 10px #a855f733}.trip-navbar{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--glass-border);padding-bottom:1rem;margin-bottom:2rem}.tab-list{display:flex;gap:.5rem;background:#07091366;padding:.35rem;border-radius:var(--border-radius-md);border:1px solid var(--glass-border)}.tab-btn{background:transparent;border:none;padding:.5rem 1.25rem;font-size:.9rem;font-weight:500;border-radius:8px;cursor:pointer;display:flex;align-items:center;gap:.5rem;color:var(--text-secondary);transition:var(--transition-smooth)}.tab-btn:hover{color:var(--text-primary)}.tab-btn.active{background:var(--accent-purple);color:#020406;font-weight:600;box-shadow:var(--glow-shadow)}.itinerary-container{display:grid;grid-template-columns:220px 1fr;gap:2rem}.day-picker{display:flex;flex-direction:column;gap:.75rem}.day-picker-item{display:flex;align-items:center;justify-content:space-between;padding:1rem;border-radius:var(--border-radius-md);cursor:pointer;font-weight:600;border:1px solid var(--glass-border);transition:var(--transition-smooth)}.day-picker-item.active{background:linear-gradient(135deg,#a3e63526,#ea580c0d);border-color:var(--accent-purple);box-shadow:var(--glow-shadow)}.timeline{position:relative;padding-left:2.5rem}.timeline:before{content:"";position:absolute;top:0;left:11px;width:2px;height:100%;background:linear-gradient(to bottom,var(--accent-purple) 20%,var(--accent-blue) 60%,transparent)}.timeline-card{position:relative;margin-bottom:2rem;animation:fadeIn .4s ease-out}.timeline-dot{position:absolute;left:-35px;top:6px;width:24px;height:24px;border-radius:50%;background:var(--bg-dark);border:3px solid var(--accent-purple);box-shadow:0 0 10px #a3e63566;z-index:5;transition:var(--transition-smooth)}.timeline-card:hover .timeline-dot{background:var(--accent-purple);transform:scale(1.15)}.card-header-actions{display:flex;align-items:center;gap:.5rem}.icon-action-btn{background:transparent;border:none;color:var(--text-secondary);cursor:pointer;padding:.25rem;border-radius:4px;display:flex;align-items:center;justify-content:center;transition:var(--transition-smooth)}.icon-action-btn:hover{background:#ffffff14;color:var(--text-primary)}.icon-action-btn.delete:hover{color:var(--accent-coral);background:#f43f5e1a}.expense-summary{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.25rem;margin-bottom:2rem}.stat-box{padding:1.25rem;text-align:center}.stat-val{font-family:var(--font-display);font-size:1.85rem;font-weight:700;margin-top:.25rem}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#070913d9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:2000;animation:fadeIn .25s ease-out;overflow-y:auto;padding:2rem 1rem}.modal-content{width:90%;max-width:550px;margin:auto;animation:fadeIn .3s cubic-bezier(.34,1.56,.64,1)}.avatar-group{display:flex;align-items:center}.avatar-circle{width:32px;height:32px;border-radius:50%;border:2px solid var(--bg-deep);margin-left:-8px;background:var(--bg-dark);object-fit:cover;transition:var(--transition-smooth)}.avatar-circle:first-child{margin-left:0}.avatar-circle:hover{transform:translateY(-4px);z-index:10}.checklist-item,.expense-ledger-item{display:flex;align-items:center;justify-content:space-between;padding:1rem;border-radius:var(--border-radius-md);background:#ffffff05;border:1px solid var(--glass-border);margin-bottom:.75rem;transition:var(--transition-smooth)}.checklist-item:hover,.expense-ledger-item:hover{border-color:#ffffff26}.checklist-item.checked{opacity:.6}.checklist-item.checked .checklist-title{text-decoration:line-through;color:var(--text-secondary)}.drawer-container{display:grid;grid-template-columns:1fr 340px;gap:2rem}.comment-drawer{height:100%;border-left:1px solid var(--glass-border);padding-left:1.5rem;display:flex;flex-direction:column}.comment-list{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:1rem;padding-right:.5rem;margin-bottom:1.5rem}.comment-bubble{background:#ffffff08;border:1px solid var(--glass-border);border-radius:12px;padding:.75rem 1rem;max-width:100%}.alert-pill{display:inline-flex;align-items:center;gap:.35rem;font-size:.8rem;padding:.25rem .6rem;border-radius:30px;font-weight:600;text-transform:uppercase}.alert-pill.owner{background:#a3e63526;color:var(--accent-purple);border:1px solid rgba(163,230,53,.3)}.alert-pill.editor{background:#3b82f626;color:var(--accent-blue);border:1px solid rgba(59,130,246,.3)}.alert-pill.viewer{background:#14b8a626;color:var(--accent-teal);border:1px solid rgba(20,184,166,.3)}.status-dot{width:8px;height:8px;border-radius:50%;background:var(--accent-teal);box-shadow:0 0 10px var(--accent-teal);display:inline-block}.tab-list{display:flex;gap:.5rem;background:#07091366;padding:.35rem;border-radius:var(--border-radius-md);border:1px solid var(--glass-border);overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}.tab-list::-webkit-scrollbar{display:none}.tab-btn{white-space:nowrap}.landing-header{position:sticky;top:0;z-index:100;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--glass-border);background:#020406b3}.landing-header-container{max-width:1200px;margin:0 auto;padding:1.25rem 2rem;display:flex;justify-content:space-between;align-items:center}.landing-logo{display:flex;align-items:center;gap:.75rem;cursor:pointer}.landing-logo-icon{width:28px;height:28px;color:var(--accent-purple);animation:spin 12s linear infinite}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.landing-logo-text{font-family:var(--font-display);font-weight:800;font-size:1.5rem;letter-spacing:-.5px;background:linear-gradient(135deg,var(--text-primary) 60%,var(--accent-purple));-webkit-background-clip:text;-webkit-text-fill-color:transparent}.landing-nav{display:flex;align-items:center;gap:1.5rem}.landing-signin-btn{background:none;border:none;color:var(--text-secondary);font-weight:600;cursor:pointer;font-size:.9rem;transition:var(--transition-smooth)}.landing-signin-btn:hover{color:var(--text-primary)}.landing-nav-btn{padding:.5rem 1.25rem;font-size:.85rem}.landing-hero-grid{display:grid;grid-template-columns:1.2fr 1fr;align-items:center;gap:4rem;max-width:1200px;margin:0 auto;padding:6rem 2rem 5rem;width:100%}.landing-hero-buttons{display:flex;gap:1rem;margin-top:1rem;flex-wrap:wrap}.landing-hero-title{font-family:var(--font-display);font-weight:800;font-size:3.5rem;line-height:1.15;letter-spacing:-1.5px;color:var(--text-primary)}.landing-hero-subtitle{color:var(--text-secondary);font-size:1.1rem;line-height:1.6;max-width:550px}@media (max-width: 992px){.drawer-container{grid-template-columns:1fr;gap:1.5rem}.landing-hero-grid{grid-template-columns:1fr!important;gap:3rem!important;padding:3rem 1.25rem!important;text-align:center}.landing-hero-left{display:flex;flex-direction:column;align-items:center}.landing-hero-buttons{justify-content:center}.landing-hero-title{font-size:2.75rem;text-align:center}.landing-hero-subtitle{font-size:1rem;text-align:center;margin:0 auto}}@media (max-width: 768px){.main-workspace{padding:1.25rem 1rem}.itinerary-container{grid-template-columns:1fr;gap:1.25rem}.trip-hero-banner{padding:1.5rem 1.25rem!important;flex-direction:column;align-items:flex-start!important;gap:1rem}.trip-hero-banner h2{font-size:1.75rem!important}.trip-grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1rem}.landing-header-container{padding:1rem 1.25rem}.landing-logo-icon{width:24px;height:24px}.landing-logo-text{font-size:1.25rem}.landing-nav{gap:1rem}.landing-signin-btn{font-size:.85rem}.landing-nav-btn{padding:.4rem 1rem;font-size:.8rem}}@media (max-width: 480px){.btn-primary,.btn-secondary{padding:.6rem .75rem;font-size:.8rem}.tab-btn{padding:.4rem 1rem;font-size:.8rem}.glass-panel{padding:1.25rem 1rem}.checklist-item{padding:.6rem .75rem!important}.checklist-title{font-size:.9rem!important}.checklist-item .icon-action-btn{padding:.15rem!important}.expense-ledger-item{flex-direction:column!important;align-items:flex-start!important;gap:.75rem;padding:1rem!important}.expense-ledger-item>div{width:100%;justify-content:space-between}.stat-box{padding:1rem .5rem!important}.landing-hero-buttons{flex-direction:column;width:100%}.landing-hero-buttons button{width:100%;justify-content:center}.landing-hero-title{font-size:2.25rem}.landing-header-container{padding:.75rem}.landing-logo{gap:.4rem}.landing-logo-icon{width:20px;height:20px}.landing-logo-text{font-size:1.1rem}.landing-nav{gap:.5rem}.landing-signin-btn{font-size:.8rem}.landing-nav-btn{padding:.35rem .75rem;font-size:.75rem}}.sidebar-main-grid{display:grid;grid-template-columns:300px 1fr;gap:2rem}@media (max-width: 992px){.sidebar-main-grid{grid-template-columns:1fr;gap:1.5rem}}.auth-card{width:100%;max-width:420px;padding:2.5rem 2rem}@media (max-width: 480px){.auth-card{padding:1.5rem 1.25rem}}