:root{--color-paper: #faf7f2;--color-paper-raised: #ffffff;--color-paper-sunken: #f1ece1;--color-ink: #2b2a28;--color-ink-soft: #56534d;--color-ink-faint: #8a8578;--color-border: #e4ddd1;--color-border-strong: #cfc6b6;--color-accent: #1f6b4f;--color-accent-ink: #ffffff;--color-accent-soft: #e4eeea;--color-accent-strong: #164e3a;--color-sunset: #c1602c;--color-sunset-ink: #ffffff;--color-sunset-soft: #f7e6da;--color-sunset-strong: #9c4a1f;--color-sky: #2f6690;--color-sky-ink: #ffffff;--color-sky-soft: #e2ecf2;--color-sky-strong: #234d6d;--color-warn: #9a6a1f;--color-warn-ink: #ffffff;--color-warn-bg: #fbf1e0;--color-warn-border: #e6c98a;--color-error: #8c2f2f;--color-error-ink: #ffffff;--color-error-bg: #fbebe9;--color-error-border: #e4b7b2;--color-focus: #1f6b4f;--art-1: linear-gradient(160deg, #f0a15c 0%, #c1602c 45%, #6b3a2f 100%);--art-2: linear-gradient(160deg, #6fb3c9 0%, #2f6690 50%, #163a52 100%);--art-3: linear-gradient(160deg, #8fbf8a 0%, #1f6b4f 50%, #133f2e 100%);--art-4: linear-gradient(160deg, #f2c14e 0%, #c1602c 40%, #7a2f3a 100%);--art-5: linear-gradient(160deg, #b7a6e0 0%, #5b5aa6 50%, #2c2a5e 100%);--art-6: linear-gradient(160deg, #f6d9a0 0%, #2f6690 55%, #1a3a52 100%);--rail-1: #c1602c;--rail-2: #2f6690;--rail-3: #1f6b4f;--rail-4: #b8455a;--rail-5: #5b5aa6;--rail-6: #c98a2e;--font-sans: "Avenir Next", "Segoe UI", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;--font-display: "Iowan Old Style", "Palatino Linotype", ui-serif, Georgia, "Times New Roman", serif;--font-size-base: 17px;--line-height-base: 1.6;--line-height-tight: 1.2;--text-xs: .8125rem;--text-sm: .875rem;--text-base: 1rem;--text-md: 1.125rem;--text-lg: 1.375rem;--text-xl: 1.75rem;--text-2xl: 2.25rem;--text-3xl: 2.75rem;--space-1: .5rem;--space-2: .75rem;--space-3: 1rem;--space-4: 1.5rem;--space-5: 2rem;--space-6: 3rem;--space-7: 4rem;--radius-sm: 8px;--radius-md: 14px;--radius-lg: 22px;--radius-xl: 28px;--radius-pill: 999px;--shadow-card: 0 1px 2px rgba(43, 42, 40, .04), 0 6px 20px rgba(43, 42, 40, .06);--shadow-hero: 0 12px 40px rgba(43, 42, 40, .16);--content-max-width: 960px;--motion-fast: .12s;--motion-normal: .22s;--motion-ease: cubic-bezier(.2, .7, .3, 1)}@media (prefers-color-scheme: dark){:root{--color-paper: #1c1b18;--color-paper-raised: #262420;--color-paper-sunken: #171613;--color-ink: #f2efe9;--color-ink-soft: #c9c3b6;--color-ink-faint: #8f887a;--color-border: #3a372f;--color-border-strong: #4c4839;--color-accent: #3d9c76;--color-accent-ink: #08150f;--color-accent-soft: #1e3229;--color-accent-strong: #6bc79e;--color-sunset: #d97a45;--color-sunset-ink: #250f04;--color-sunset-soft: #3a2417;--color-sunset-strong: #f0a878;--color-sky: #5f9ac2;--color-sky-ink: #071620;--color-sky-soft: #1c3242;--color-sky-strong: #9cc6e6;--color-warn: #d9a24a;--color-warn-ink: #241a05;--color-warn-bg: #3a2c11;--color-warn-border: #6b5222;--color-error: #d97878;--color-error-ink: #240a0a;--color-error-bg: #3a1a1a;--color-error-border: #6b2f2f;--color-focus: #3d9c76;--shadow-card: 0 1px 2px rgba(0, 0, 0, .3), 0 6px 20px rgba(0, 0, 0, .35);--shadow-hero: 0 12px 40px rgba(0, 0, 0, .5)}}:root[data-theme=dark]{color-scheme:dark}:root[data-theme=light]{color-scheme:light}*,*:before,*:after{box-sizing:border-box}html{font-size:var(--font-size-base);color-scheme:light dark}body{margin:0;min-height:100vh;background:var(--color-paper);color:var(--color-ink);font-family:var(--font-sans);line-height:var(--line-height-base);-webkit-font-smoothing:antialiased}h1,h2,h3{line-height:var(--line-height-tight);font-weight:600;color:var(--color-ink);font-family:var(--font-display)}h1{font-size:var(--text-xl);margin:0 0 var(--space-3)}h2{font-size:var(--text-lg);margin:0 0 var(--space-2)}p{margin:0 0 var(--space-3)}a{color:var(--color-accent-strong)}:focus-visible{outline:3px solid var(--color-focus);outline-offset:2px;border-radius:var(--radius-sm)}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.001ms!important;transition-duration:.001ms!important}}.shell{display:flex;flex-direction:column;min-height:100vh}.shell-topbar{position:sticky;top:0;z-index:10;background:var(--color-paper-raised);border-bottom:1px solid var(--color-border)}.shell-topbar-inner{max-width:var(--content-max-width);margin:0 auto;padding:var(--space-2) var(--space-4);display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-2) var(--space-3)}.shell-brand{font-family:var(--font-display);font-weight:700;font-size:var(--text-md);color:var(--color-accent-strong);margin-right:auto;text-decoration:none;white-space:nowrap}.shell-locale{display:flex;gap:var(--space-1);margin-left:auto}.shell-content{flex:1;width:100%;max-width:var(--content-max-width);margin:0 auto;padding:var(--space-5) var(--space-4) var(--space-6)}@media (max-width: 480px){.shell-content{padding:var(--space-4) var(--space-3) var(--space-5)}}.pill-nav{display:flex;flex-wrap:wrap;gap:var(--space-1);list-style:none;margin:0 0 var(--space-4);padding:0}.pill{display:inline-flex;align-items:center;min-height:44px;padding:0 var(--space-3);border-radius:var(--radius-pill);border:1px solid transparent;background:transparent;color:var(--color-ink-soft);text-decoration:none;font:inherit;font-weight:600;font-size:var(--text-sm);cursor:pointer;transition:background var(--motion-fast) var(--motion-ease),color var(--motion-fast) var(--motion-ease)}.pill:hover{background:var(--color-accent-soft);color:var(--color-accent-strong)}.pill.is-active{background:var(--color-accent);color:var(--color-accent-ink)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-1);min-height:44px;padding:0 var(--space-4);border-radius:var(--radius-pill);border:1px solid transparent;font:inherit;font-weight:600;font-size:1rem;cursor:pointer;transition:background var(--motion-fast) var(--motion-ease),border-color var(--motion-fast) var(--motion-ease)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--color-accent);color:var(--color-accent-ink)}.btn-primary:hover:not(:disabled){background:var(--color-accent-strong)}.btn-secondary{background:var(--color-paper-raised);color:var(--color-accent-strong);border-color:var(--color-border-strong)}.btn-secondary:hover:not(:disabled){background:var(--color-accent-soft)}.btn-quiet{background:transparent;color:var(--color-ink-soft);border-color:var(--color-border);min-height:40px;padding:0 var(--space-3);font-weight:500}.btn-quiet:hover:not(:disabled){background:var(--color-paper-raised);color:var(--color-ink)}.btn-quiet[disabled]{color:var(--color-accent-strong);border-color:var(--color-accent);opacity:1}.card{background:var(--color-paper-raised);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:var(--space-4)}.card-centered{max-width:480px;margin:var(--space-6) auto;text-align:center}.field{display:flex;flex-direction:column;gap:var(--space-1);margin-bottom:var(--space-3)}.field>label{font-weight:600;font-size:.9rem;color:var(--color-ink-soft)}.field-hint{margin:0;font-size:.85rem;color:var(--color-ink-soft)}input[type=text],input[type=number],input[type=date],input[type=url],input:not([type]),textarea,select{font:inherit;font-size:1rem;color:var(--color-ink);background:var(--color-paper-raised);border:1px solid var(--color-border-strong);border-radius:var(--radius-sm);padding:var(--space-2);min-height:40px;width:100%}textarea{min-height:72px;resize:vertical;font-family:inherit}.badge{display:inline-flex;align-items:center;font-size:.75rem;font-weight:600;padding:.125rem .6rem;border-radius:var(--radius-pill);background:var(--color-accent-soft);color:var(--color-accent-strong)}.badge-warn{background:var(--color-warn-bg);border:1px solid var(--color-warn-border);color:var(--color-warn)}.badge-closed{background:var(--color-error-bg);border:1px solid var(--color-error-border);color:var(--color-error)}.stack{display:flex;flex-direction:column;gap:var(--space-3)}.row{display:flex;flex-wrap:wrap;gap:var(--space-2);align-items:center}.list-plain{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--space-3)}[role=alert]{background:var(--color-error-bg);border:1px solid var(--color-error-border);color:var(--color-error);border-radius:var(--radius-md);padding:var(--space-2) var(--space-3)}.empty-state{text-align:center;padding:var(--space-6) var(--space-3);color:var(--color-ink-soft)}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.hero{position:relative;overflow:hidden;border-radius:var(--radius-xl);box-shadow:var(--shadow-hero);margin-bottom:var(--space-5);min-height:220px;display:flex;align-items:flex-end}.hero-art{position:absolute;top:0;right:0;bottom:0;left:0}.hero-art:before,.hero-art:after{content:"";position:absolute;left:-5%;right:-5%;bottom:-2%;height:55%;background:#0000002e;clip-path:polygon(0% 100%,0% 40%,15% 60%,32% 20%,50% 55%,68% 15%,85% 50%,100% 30%,100% 100%)}.hero-art:after{height:38%;background:#00000047;clip-path:polygon(0% 100%,0% 55%,20% 75%,38% 45%,55% 80%,74% 40%,90% 70%,100% 50%,100% 100%)}.hero-scrim{position:absolute;top:0;right:0;bottom:0;left:0;background:linear-gradient(to top,rgba(20,16,10,.75) 0%,rgba(20,16,10,.15) 55%,transparent 80%)}.hero-content{position:relative;z-index:1;padding:var(--space-5) var(--space-4);color:#fff;width:100%}.hero-eyebrow{font-size:var(--text-sm);font-weight:600;letter-spacing:.02em;opacity:.9;margin:0 0 var(--space-1)}.hero-title{font-family:var(--font-display);font-size:var(--text-3xl);line-height:var(--line-height-tight);margin:0 0 var(--space-2);color:#fff;text-wrap:balance}.hero-meta{display:flex;flex-wrap:wrap;gap:var(--space-1) var(--space-3);font-size:var(--text-sm);opacity:.95}@media (max-width: 480px){.hero{min-height:180px;border-radius:var(--radius-lg)}.hero-title{font-size:var(--text-2xl)}}.day-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:var(--space-3)}.day-card{position:relative;background:var(--color-paper-raised);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:var(--space-4);padding-left:calc(var(--space-4) + 6px);overflow:hidden}.day-card:before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:var(--day-rail, var(--color-accent))}.day-card-eyebrow{display:flex;justify-content:space-between;align-items:baseline;font-size:var(--text-xs);font-weight:700;letter-spacing:.03em;text-transform:uppercase;color:var(--color-ink-faint);margin-bottom:var(--space-1)}.day-card-location{font-family:var(--font-display);font-size:var(--text-lg);font-weight:600;margin:0 0 var(--space-2);line-height:var(--line-height-tight)}.chip-row{display:flex;flex-wrap:wrap;gap:var(--space-1);margin-bottom:var(--space-2)}.chip{display:inline-flex;align-items:center;gap:.35em;font-size:var(--text-xs);font-weight:600;padding:.3rem .65rem;border-radius:var(--radius-pill);max-width:100%}.chip>span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.chip-lodging{background:var(--color-accent-soft);color:var(--color-accent-strong)}.chip-transport{background:var(--color-sky-soft);color:var(--color-sky-strong)}.chip-activities{background:var(--color-sunset-soft);color:var(--color-sunset-strong)}.chip-restaurants{background:var(--color-warn-bg);color:var(--color-warn)}.trip-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:var(--space-4);list-style:none;padding:0;margin:0}.trip-card{display:block;overflow:hidden;border-radius:var(--radius-lg);border:1px solid var(--color-border);box-shadow:var(--shadow-card);background:var(--color-paper-raised);text-decoration:none;color:inherit;transition:transform var(--motion-normal) var(--motion-ease)}.trip-card:hover{transform:translateY(-2px)}.trip-card-art{height:96px}.trip-card-body{padding:var(--space-4)}.map-shell{border-radius:var(--radius-lg);border:1px solid var(--color-border);box-shadow:var(--shadow-card);overflow:hidden;background:var(--color-paper-sunken)}.map-canvas{width:100%;height:420px}.map-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-2);height:420px;padding:var(--space-4);text-align:center;color:var(--color-ink-soft)}.map-empty-icon{font-size:2.5rem}.map-marker{width:28px;height:28px;border-radius:50% 50% 50% 0;background:var(--color-sunset);border:2px solid #fff;transform:rotate(-45deg);box-shadow:0 2px 6px #0000004d}.avatar{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;min-width:36px;border-radius:50%;background:var(--color-accent);color:var(--color-accent-ink);font-weight:700;font-size:.95rem}.chat-log{display:flex;flex-direction:column;gap:var(--space-3);padding:var(--space-1) 0 var(--space-3);max-height:50vh;overflow-y:auto}.chat-empty{text-align:center;color:var(--color-ink-soft);padding:var(--space-4) var(--space-3)}.bubble-row{display:flex;align-items:flex-end;gap:var(--space-2)}.bubble-row.from-user{flex-direction:row-reverse}.bubble{max-width:80%;padding:var(--space-2) var(--space-3);border-radius:var(--radius-lg);white-space:pre-wrap;word-break:break-word}.bubble-assistant{background:var(--color-paper-raised);border:1px solid var(--color-border);border-bottom-left-radius:var(--radius-sm)}.bubble-user{background:var(--color-accent);color:var(--color-accent-ink);border-bottom-right-radius:var(--radius-sm)}.bubble-label{display:block;font-size:.78rem;font-weight:600;margin-bottom:.2rem;opacity:.75}.bubble-edits{margin-top:var(--space-1);font-size:.8rem;opacity:.85}.composer-row{display:flex;align-items:flex-end;gap:var(--space-2);background:var(--color-paper-raised);border:1px solid var(--color-border-strong);border-radius:var(--radius-lg);padding:var(--space-1)}.composer-row textarea{border:none;min-height:40px;max-height:160px;padding:var(--space-2);resize:none}.composer-row textarea:focus-visible{outline:none}.item-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:var(--space-3)}.item-card{background:var(--color-paper-raised);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);padding:var(--space-3) var(--space-4);display:flex;flex-direction:column;gap:var(--space-2)}.item-card-done{opacity:.6}.item-card-title{font-weight:600;font-size:var(--text-md);line-height:var(--line-height-tight)}.item-card-done .item-card-title{text-decoration:line-through}.item-check{display:flex;align-items:flex-start;gap:var(--space-2);cursor:pointer}.item-check input[type=checkbox]{margin-top:.2rem;width:20px;height:20px;accent-color:var(--color-accent);flex-shrink:0}.badge-success{background:var(--color-accent-soft);color:var(--color-accent-strong)}.chip-car,.chip-flight{background:var(--color-sky-soft);color:var(--color-sky-strong)}.chip-hotel{background:var(--color-accent-soft);color:var(--color-accent-strong)}.chip-activity{background:var(--color-sunset-soft);color:var(--color-sunset-strong)}.item-card-price{font-family:var(--font-display);font-size:var(--text-lg);font-weight:600;color:var(--color-ink)}.item-card-meta{display:flex;flex-wrap:wrap;gap:var(--space-1) var(--space-3);font-size:var(--text-sm);color:var(--color-ink-soft)}.item-card-owner{font-size:var(--text-xs);font-weight:600;padding:.15rem .55rem;border-radius:var(--radius-pill);background:var(--color-paper-sunken);color:var(--color-ink-soft)}