@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-border-style:solid;--tw-shadow:0 0 #0000;--tw-shadow-color:initial;--tw-shadow-alpha:100%;--tw-inset-shadow:0 0 #0000;--tw-inset-shadow-color:initial;--tw-inset-shadow-alpha:100%;--tw-ring-color:initial;--tw-ring-shadow:0 0 #0000;--tw-inset-ring-color:initial;--tw-inset-ring-shadow:0 0 #0000;--tw-ring-inset:initial;--tw-ring-offset-width:0px;--tw-ring-offset-color:#fff;--tw-ring-offset-shadow:0 0 #0000;--tw-blur:initial;--tw-brightness:initial;--tw-contrast:initial;--tw-grayscale:initial;--tw-hue-rotate:initial;--tw-invert:initial;--tw-opacity:initial;--tw-saturate:initial;--tw-sepia:initial;--tw-drop-shadow:initial;--tw-drop-shadow-color:initial;--tw-drop-shadow-alpha:100%;--tw-drop-shadow-size:initial}}}@layer theme{:root,:host{--font-sans:"Hiragino Kaku Gothic ProN","Yu Gothic","Noto Sans JP",system-ui,-apple-system,sans-serif;--default-font-family:"Hiragino Kaku Gothic ProN","Yu Gothic","Noto Sans JP",system-ui,-apple-system,sans-serif;--default-mono-font-family:"SFMono-Regular",Menlo,Monaco,Consolas,"Liberation Mono",monospace}}@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 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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 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components;@layer utilities{.absolute{position:absolute}.relative{position:relative}.container{width:100%}@media (min-width:40rem){.container{max-width:40rem}}@media (min-width:48rem){.container{max-width:48rem}}@media (min-width:64rem){.container{max-width:64rem}}@media (min-width:80rem){.container{max-width:80rem}}@media (min-width:96rem){.container{max-width:96rem}}.block{display:block}.flex{display:flex}.hidden{display:none}.list-item{display:list-item}.border{border-style:var(--tw-border-style);border-width:1px}.antialiased{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.shadow{--tw-shadow:0 1px 3px 0 var(--tw-shadow-color,#0000001a),0 1px 2px -1px var(--tw-shadow-color,#0000001a);box-shadow:var(--tw-inset-shadow),var(--tw-inset-ring-shadow),var(--tw-ring-offset-shadow),var(--tw-ring-shadow),var(--tw-shadow)}.filter{filter:var(--tw-blur,)var(--tw-brightness,)var(--tw-contrast,)var(--tw-grayscale,)var(--tw-hue-rotate,)var(--tw-invert,)var(--tw-saturate,)var(--tw-sepia,)var(--tw-drop-shadow,)}}:root{--background:#eef3fb;--foreground:#182435;--surface:#fff;--surface-soft:#f6f9ff;--line:#d8e3f1;--line-strong:#c6d6ea;--muted:#5b6d84;--primary:#1364c4;--primary-strong:#0b4a98;--primary-soft:#e6f1ff;--danger:#c62828;--success:#2e7d32;--shadow-1:0 1px 2px #141e3712,0 8px 22px #141e370f;--shadow-2:0 10px 26px #12223824,0 2px 6px #12223814;--radius-surface:18px;--footer-safe-space:78px}@media (prefers-color-scheme:dark){:root{--background:#eef3fb;--foreground:#182435}}*,:before,:after{box-sizing:border-box}body{color:var(--foreground);background:var(--background);font-family:var(--font-sans);text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;margin:0}h1{font-weight:800}a{color:inherit}.app-shell{min-height:100vh;padding-bottom:calc(var(--footer-safe-space) + env(safe-area-inset-bottom));background:radial-gradient(920px 360px at 8% -14%,#1364c424,#0000 64%),radial-gradient(980px 380px at 92% -16%,#22a47a1f,#0000 64%),linear-gradient(#edf3fb 0%,#e9f0f9 100%)}.container{width:100%;max-width:980px;margin:0 auto;padding:26px 16px 42px}.surface{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-surface);box-shadow:var(--shadow-1)}.stack{gap:14px;display:grid}.card{padding:18px}.subtle{color:var(--muted)}.hero{background:linear-gradient(150deg,#1364c417 0%,transparent 44%),linear-gradient(225deg,#3da67c14 0%,transparent 38%),var(--surface);margin-bottom:20px;padding:32px 26px;position:relative;overflow:hidden}.hero:after{content:"";pointer-events:none;background:radial-gradient(600px 220px at 100% 0,#ffffff75,#0000 72%);position:absolute;inset:0}.top-hero{box-shadow:none;text-align:center;background:0 0;border:0;border-radius:0;margin-bottom:16px}.top-hero:after{display:none}.top-hero .page-title{color:var(--primary-strong);margin-bottom:16px}.top-hero-title{font-size:clamp(2.5rem,6vw,3.3rem);line-height:1.05}.top-hero-icon{width:160px;height:auto;margin:32px auto;display:block}.top-hero-description{max-width:700px;margin:0 auto 16px}.top-hero-actions{justify-content:center;margin-bottom:12px}.top-hero-note-wrap{width:min(760px,100%);margin:22px auto 0}.top-hero-note{background:#f4f9ff;border:1px solid #c8daf1;border-radius:12px;max-width:100%;margin:0 auto;padding:10px 14px;font-size:.68rem;position:relative}.page-title{letter-spacing:.01em;margin:0 0 8px;font-size:clamp(1.66rem,4.5vw,2.2rem);font-weight:800}.top-hero-compact{margin-bottom:6px;padding-top:8px;padding-bottom:6px}.hero-head{grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:10px;display:grid}.flow-mascot{opacity:.9;pointer-events:none;filter:drop-shadow(0 6px 14px #1364c424);align-self:flex-start;width:84px;height:auto;margin-top:-24px}.top-nav-wrap{z-index:50;border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:linear-gradient(#eef3fbf5,#eef3fbde);position:sticky;top:0}.top-nav{justify-content:space-between;align-items:center;gap:12px;max-width:980px;margin:0 auto;padding:10px 16px;display:flex}.top-nav-brand{cursor:pointer;min-width:0;min-height:0;box-shadow:none;background:0 0;border-radius:0;justify-content:center;align-items:center;padding:0;text-decoration:none;display:inline-flex}.top-nav-brand-logo{width:108px;height:auto;display:block}.top-nav-links{border:1px solid var(--line);background:var(--surface);min-width:176px;box-shadow:var(--shadow-2);border-radius:14px;flex-direction:column;gap:8px;padding:10px;display:none;position:absolute;top:calc(100% + 8px);right:16px}.top-nav-links-open{display:flex}.top-nav-menu-btn{border:1px solid var(--line-strong);color:#35516f;cursor:pointer;background:#e8f1fb;border-radius:10px;min-width:42px;min-height:38px;font-size:1.45rem;line-height:1}.top-nav-link{border:1px solid var(--line-strong);color:#35516f;background:#e8f1fb;border-radius:999px;justify-content:center;align-items:center;min-height:36px;padding:0 12px;font-size:.88rem;font-weight:700;text-decoration:none;transition:background .14s,transform 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#1364c44d}.btn-secondary{color:var(--primary-strong);background:#e8f1fc}.btn-danger{color:#fff;background:#e53935}.btn[disabled]{opacity:.55;cursor:not-allowed;transform:none}.inline-actions{flex-wrap:wrap;gap:8px;display:flex}.inline-actions-end{justify-content:flex-end;width:100%}.field-label{color:var(--muted);margin-bottom:6px;font-size:.85rem;font-weight:700;display:block}.field-label-row{justify-content:space-between;align-items:center;gap:10px;width:100%;margin-bottom:6px;display:flex}.field-label-row .field-label{flex:auto;margin-bottom:0}.field-note{color:#7a8ea8;white-space:nowrap;flex:none;font-size:.76rem;font-weight:500;display:inline-block}.text-input,.text-area,.select-input{background:#fff;border:1px solid #cdd9ea;border-radius:12px;width:100%;min-height:44px;padding:10px 12px;font-size:1rem}.text-area{resize:vertical;min-height:96px}.text-input:focus,.text-area:focus,.select-input:focus{border-color:var(--primary);outline:2px solid #1364c433}.step-title{letter-spacing:.01em;margin:0;font-size:1.16rem}.step-head{justify-content:space-between;align-items:center;gap:10px;display:flex}.flow-head{align-items:flex-start}.flow-wrap,.usecase-wrap{gap:10px;display:grid}.usecase-wrap{grid-template-columns:repeat(3,minmax(0,1fr))}.flow-item,.usecase-item{border:1px solid var(--line);background:linear-gradient(#fffffffa,#f6fafffa);border-radius:14px;padding:12px;position:relative}.flow-step{color:#42678f;margin:0 0 6px;font-size:.82rem;font-weight:700}.flow-title{color:#1a3f70;margin:0 0 4px;font-size:1.05rem}.flow-illustration{background:#f8fbff;border:1px solid #d9e6f5;border-radius:10px;width:100%;max-width:100%;height:auto;margin:10px 0}.flow-arrow{color:#88a9d4;font-weight:800;position:absolute;top:12px;right:12px}.month-check-grid,.month-bulk-grid,.slot-grid,.slots-wrap,.month-section-list{gap:10px;display:grid}.month-check-grid{gap:8px}.month-check-item{border:1px solid var(--line);background:var(--surface-soft);color:#35516f;border-radius:12px;align-items:center;gap:10px;padding:10px 12px;font-weight:600;display:flex}.month-check-item input{width:18px;height:18px}.date-grid-scroll,.preview-list{max-height:360px;padding-right:2px;overflow:auto}.preview-list{max-height:280px}.month-section{border:1px solid var(--line);background:var(--surface-soft);border-radius:12px;padding:10px}.month-section-title{color:#35516f;letter-spacing:.02em;margin:0 0 8px;font-size:.9rem}.month-bulk-row{border:1px solid var(--line);background:var(--surface-soft);border-radius:12px;gap:6px;padding:10px;display:grid}.bulk-accordion{border:1px solid var(--line);background:var(--surface-soft);border-radius:12px;padding:10px}.bulk-accordion summary{cursor:pointer;color:#35516f;font-weight:700}.chip-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;display:grid}.choice-chip{color:#35516f;cursor:pointer;background:#fff;border:1px solid #c9d7ea;border-radius:999px;min-height:42px;padding:0 12px;font-size:.92rem;font-weight:600;transition:border-color .12s,background .12s}.choice-chip:hover{border-color:#9cb8d8}.choice-chip-active{border-color:var(--primary);color:var(--primary-strong);background:#e6f0fc}.notice{border-radius:12px;padding:10px 12px;font-size:.9rem}.notice-error{color:var(--danger);background:#ffebee;border:1px solid #ffcdd2}.notice-success{color:var(--success);background:#e8f5e9;border:1px solid #c8e6c9}.app-toast{z-index:95;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);border-radius:999px;width:max-content;max-width:min(92vw,560px);padding:10px 14px;font-size:.9rem;font-weight:600;animation:2.4s forwards toast-rise-fade;position:fixed;bottom:24px;left:50%;transform:translate(-50%);box-shadow:0 6px 14px #0f172a1f}.app-toast-error{color:#9d1a1a;background:#ffebee80;border:1px solid #ef9a9a8c}.app-toast-success{color:#245a29;background:#e8f5e980;border:1px solid #a5d6a78c}.list{gap:8px;margin:0;padding:0;list-style:none;display:grid}.list-item{border:1px solid var(--line);background:var(--surface-soft);border-radius:12px;padding:10px 12px}.faq-list{gap:8px;display:grid}.faq-item{overflow:hidden}.faq-question{cursor:pointer;justify-content:space-between;align-items:center;gap:10px;padding:14px 16px;font-size:1.02rem;font-weight:700;list-style:none;display:flex}.faq-question::-webkit-details-marker{display:none}.faq-marker{color:#45678e;font-size:1.25rem;line-height:1;transition:transform .14s}.faq-item[open] .faq-marker{transform:rotate(45deg)}.faq-answer{color:var(--foreground);padding:0 16px 14px}.check-item{border:1px solid var(--line);background:#fff;border-radius:12px;align-items:flex-start;gap:10px;padding:10px 12px;display:flex}.check-item input{margin-top:3px}.everyone-card{background:linear-gradient(155deg,#1364c41f,#0000 45%),linear-gradient(220deg,#1364c414,#0000 60%),#f7fbff;border-color:#b8d5f6}.everyone-item{color:#114a87;background:#fff;border-color:#c6defa;font-weight:700}.copy-toast{z-index:90;color:#fff;background:#242e3aeb;border-radius:999px;width:max-content;max-width:min(92vw,520px);padding:10px 14px;font-size:.9rem;font-weight:600;animation:2s forwards toast-rise-fade;position:fixed;bottom:24px;left:50%;transform:translate(-50%);box-shadow:0 8px 20px #0f172a47}@keyframes toast-rise-fade{0%{opacity:0;transform:translate(-50%)translateY(14px)}10%{opacity:1;transform:translate(-50%)translateY(0)}85%{opacity:1;transform:translate(-50%)translateY(0)}to{opacity:0;transform:translate(-50%)translateY(8px)}}.created-history-grid{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}.modal-backdrop{z-index:80;background:#0c142473;place-items:center;padding:16px;animation:.14s modal-fade-in;display:grid;position:fixed;inset:0}.modal-card{border:1px solid var(--line);background:var(--surface);width:100%;max-width:420px;box-shadow:var(--shadow-2);border-radius:16px;gap:12px;padding:16px;animation:.16s modal-pop-in;display:grid}.modal-title{color:#fff;background:linear-gradient(180deg,var(--primary),var(--primary-strong));border-radius:16px 16px 0 0;margin:-16px -16px 0;padding:12px 16px;font-size:1.05rem}.modal-description{color:var(--muted);margin:0 0 8px;font-size:.92rem;line-height:1.5}.modal-card .inline-actions{margin-top:6px}@keyframes modal-fade-in{0%{opacity:0}to{opacity:1}}@keyframes modal-pop-in{0%{opacity:0;transform:translateY(8px)scale(.98)}to{opacity:1;transform:translateY(0)scale(1)}}.site-footer{z-index:45;padding:10px 16px calc(10px + env(safe-area-inset-bottom));-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:linear-gradient(#fcfeffd1,#f4f7fbf2),#f4f7fb;border-top:1px solid #cddceee6;position:fixed;bottom:0;left:0;right:0;box-shadow:0 -6px 18px #141e370d}.site-footer-inner{flex-direction:column;justify-content:center;align-items:center;gap:10px;width:100%;max-width:980px;margin:0 auto;display:flex}.site-footer-links{flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;display:flex}.site-footer-link{color:#4f657f;font-size:.8rem;font-weight:500;text-decoration:none}.site-footer-link:hover{text-decoration:underline}.site-footer-copy{color:#6c7f97;text-align:center;font-size:.76rem}@media (min-width:720px){.top-nav{position:relative}.top-nav-menu-btn{display:none}.top-nav-links{min-width:0;box-shadow:none;background:0 0;border:0;border-radius:0;flex-flow:wrap;gap:8px;padding:0;display:flex;position:static}.container{padding:30px 24px 50px}.slot-grid{grid-template-columns:1.4fr 1fr 1fr auto;align-items:end}.chip-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.month-check-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.flow-wrap{grid-template-columns:repeat(4,minmax(0,1fr))}.flow-item{min-height:132px}.flow-arrow{background:#f4f7fb;border:1px solid #d3e2f5;border-radius:999px;justify-content:center;align-items:center;width:22px;height:22px;display:inline-flex;top:50%;right:-9px;transform:translateY(-50%)}}@media (max-width:640px){:root{--footer-safe-space:102px}.top-hero{padding:24px 14px 18px}.top-hero-title{font-size:clamp(2.3rem,10vw,3rem)}.top-hero-icon{width:132px;margin:32px auto}.top-hero-note-wrap{margin-top:18px}.top-hero-note{padding:8px 12px}.flow-mascot{width:66px}.flow-wrap{grid-template-columns:repeat(2,minmax(0,1fr))}.usecase-wrap{grid-template-columns:1fr;padding-bottom:0;overflow:visible}}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}