@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;--spacing:.25rem;--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 Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) 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;@layer utilities{.start{inset-inline-start:var(--spacing)}.table{display:table}}:root{--font-geist-sans:Inter,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;--font-geist-mono:"SFMono-Regular",Consolas,"Liberation Mono",monospace;--ink:#181714;--muted:#6f6d65;--paper:#f7f5ef;--card:#fffef9;--line:#dedbd0;--green:#2f5d50;--green-dark:#1f4339;--orange:#ff6b4a;--yellow:#f2c84b}*{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background:var(--paper);font-family:var(--font-geist-sans), "PingFang SC", sans-serif;margin:0}button,input,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}a{color:inherit;text-decoration:none}.nav-shell{z-index:10;justify-content:space-between;align-items:center;width:min(1180px,100% - 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40px);margin:40px auto 100px;padding:80px 0}.section-kicker{color:var(--orange);letter-spacing:1.3px;text-transform:uppercase;font-size:12px;font-weight:800}.how-section>h2{max-width:700px;margin:16px 0 44px;font-family:Georgia,Songti SC,serif;font-size:clamp(34px,4vw,54px);font-weight:500}.agent-grid{grid-template-columns:repeat(4,1fr);gap:14px;display:grid}.agent-card{border:1px solid var(--line);background:#fffdf8;border-radius:18px;min-height:220px;padding:24px}.agent-card:nth-child(2){transform:translateY(16px)}.agent-card:nth-child(3){transform:translateY(32px)}.agent-card:nth-child(4){transform:translateY(48px)}.agent-top{color:#aaa;justify-content:space-between;display:flex}.agent-top span{font:500 12px var(--font-geist-mono)}.agent-top small{text-transform:uppercase;letter-spacing:.7px}.agent-card h3{margin:54px 0 10px;font-size:20px}.agent-card p{color:var(--muted);margin:0;font-size:13px;line-height:1.7}footer{border-top:1px solid var(--line);justify-content:space-between;align-items:center;width:min(1180px,100% - 40px);margin:auto;padding:34px 0;display:flex}footer p{color:#888;font-size:13px}@media (max-width:900px){.hero{grid-template-columns:1fr;padding:52px 40px}.postcard{justify-self:center;max-width:500px}.form-grid{grid-template-columns:repeat(2,1fr)}.preference-grid{grid-template-columns:repeat(4,1fr)}.agent-grid{grid-template-columns:repeat(2,1fr)}.agent-card:nth-child(n){transform:none}.nav-links>a:not(.history-link){display:none}}@media (max-width:600px){.nav-shell,.hero,.planner-section,.how-section,footer{width:calc(100% - 24px)}.nav-shell{height:66px}.history-link{font-size:12px}.hero{border-radius:24px;gap:34px;min-height:auto;padding:42px 22px}.hero h1{letter-spacing:-2.5px;font-size:45px}.hero-copy>p{font-size:15px}.postcard-photo{height:230px}.planner-section{padding:56px 0}.section-heading h2{font-size:28px}.trip-form{border-radius:20px;padding:18px}.form-grid,.split-row{grid-template-columns:1fr}.preference-grid{grid-template-columns:repeat(2,1fr)}.pace-options,.agent-grid{grid-template-columns:1fr}.how-section{margin-bottom:30px;padding:60px 0}.how-section>h2{font-size:36px}.agent-card{min-height:180px}.agent-card h3{margin-top:36px}footer{flex-direction:column;align-items:flex-start;gap:20px}.input-tip span:first-child{display:none}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.generate-button{transition:none}}.plan-page,.history-page,.share-page{background:#f5f3ed;min-height:100vh}.plan-nav,.share-nav{justify-content:space-between;align-items:center;width:min(1180px,100% - 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