/*! tailwindcss v4.3.0 | MIT License | https://tailwindcss.com */@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-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: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;--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%;-moz-tab-size:4;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;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]){-webkit-appearance:button;-moz-appearance:button;appearance:button}::file-selector-button{-webkit-appearance:button;-moz-appearance: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{.contents{display:contents}.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,)}}@font-face{font-family:KERISKEDU;src:url(../fonts/KERISKEDU_B.ttf)format("truetype");font-weight:800}@font-face{font-family:KERISKEDU;src:url(../fonts/KERISKEDU_R.ttf)format("truetype");font-weight:500}@font-face{font-family:ParkDaHyun;src:url(../fonts/Ownglyph_ParkDaHyun.ttf)format("truetype");font-weight:400}:root{color-scheme:dark;--bg:#120c12;--text:#fff9fb;--muted:#fff9fbb3;--panel:#160c1394;--panel-strong:#1e0e16b8;--line:#ffb9d138;--accent:#ff8845;--accent-2:#ff5aa7;--accent-soft:#ff88452e;--title-font:"KERISKEDU", "ParkDaHyun", system-ui, sans-serif;--body-font:"ParkDaHyun", "KERISKEDU", system-ui, sans-serif}:root[data-theme=light]{color-scheme:light;--bg:#fff4f7;--text:#351521;--muted:#351521b3;--panel:#ffffff9e;--panel-strong:#fffafcc7;--line:#e85c933d;--accent:#ea4f91;--accent-2:#ff934c;--accent-soft:#ea4f9124}*{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--bg);min-height:100%}body{min-height:100%;color:var(--text);font-family:var(--body-font);margin:0;font-size:20px;overflow-x:hidden}a,button{color:inherit}button{font:inherit}svg{width:1em;height:1em}.app-shell{min-height:100vh;position:relative;overflow-x:hidden}.site-bg{z-index:-2;background:linear-gradient(#120c1214,#120c1280 96%),linear-gradient(90deg,#ff5aa71a,#ff884514),url(../background/natsumi-yuzuha-bg.jpg) 50%/cover no-repeat;position:fixed;top:0;right:0;bottom:0;left:0;transform:translateZ(0)}:root[data-theme=light] .site-bg{background:linear-gradient(#fff4f714,#fff4f76b 98%),linear-gradient(90deg,#ffffff14,#ffbad014),url(../background/natsumi-yuzuha-bg.jpg) 50%/cover no-repeat}@media(orientation:landscape)and (max-width:1180px){.site-bg,:root[data-theme=light] .site-bg{background-position:50%,50%,50%;background-size:auto,auto,cover;background-color:var(--bg)}}@media(orientation:portrait){.site-bg,:root[data-theme=light] .site-bg{background-image:linear-gradient(#120c121a,#120c128a 96%),linear-gradient(90deg,#ff5aa71a,#ff884514),url(../background/natsumi-yuzuha-bg-portrait.jpg);background-position:50%,50%,50%;background-size:auto,auto,cover}}@media(min-width:1280px){.site-bg,:root[data-theme=light] .site-bg{background-position:50%,50%,50%;background-size:auto,auto,cover}}.petals{pointer-events:none;z-index:6;position:fixed;top:0;right:0;bottom:0;left:0;overflow:hidden}.petals span{top:-8vh;left:var(--x);width:var(--size);height:calc(var(--size) * 1.35);filter:drop-shadow(0 8px 12px #ff67a438);opacity:var(--petal-opacity);animation:petal-fall var(--dur) ease-in-out infinite;animation-delay:var(--delay);will-change:transform,opacity;background:linear-gradient(135deg,#ffb2cfd9,#ff6faa8c);border-radius:70% 20%;display:block;position:absolute}@keyframes petal-fall{0%{opacity:0;transform:translateY(-10vh)rotate(0)}10%,84%{opacity:var(--petal-opacity)}30%{transform:translate3d(calc(var(--drift) * .28),30vh,0) rotate(calc(var(--spin) * .25)) scaleX(.86)}62%{transform:translate3d(calc(var(--drift) * -.22),68vh,0) rotate(calc(var(--spin) * .62)) scaleX(1.08)}to{transform:translate3d(var(--drift),112vh,0) rotate(var(--spin));opacity:0}}.topbar{z-index:10;border-bottom:1px solid var(--line);background:var(--panel-strong);justify-content:space-between;align-items:center;gap:20px;min-height:74px;padding:0 clamp(16px,4vw,46px);display:flex;position:sticky;top:0}@supports (color:color-mix(in lab,red,red)){.topbar{background:color-mix(in srgb,var(--panel-strong) 86%,transparent)}}.topbar{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.brand,.desktop-nav,.header-actions,.hero-actions,.stats-panel,.stats-panel a,.footer-columns,.music-player{align-items:center;display:flex}.brand{font-family:var(--title-font);gap:10px;font-size:25px;text-decoration:none}.brand-mark,.feature-icon{color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 14px 32px var(--accent);place-items:center;display:grid}@supports (color:color-mix(in lab,red,red)){.brand-mark,.feature-icon{box-shadow:0 14px 32px color-mix(in srgb,var(--accent) 28%,transparent)}}.brand-mark{border-radius:14px;width:40px;height:40px;overflow:hidden}.brand-mark img{object-fit:cover;width:100%;height:100%}.desktop-nav{color:var(--muted);gap:clamp(14px,2vw,26px);font-size:19px}.desktop-nav a,.mobile-menu a,.footer-columns a{text-decoration:none}.desktop-nav a:hover,.mobile-menu a:hover,.footer-columns a:hover{color:var(--accent)}.header-actions{gap:10px}.login-link,.mobile-login,.cta,.stats-panel a{border:1px solid var(--line);font-family:var(--title-font);border-radius:999px;text-decoration:none}.login-link{background:var(--panel);color:var(--accent);padding:9px 14px;font-size:17px}.icon-button,.menu-button{border:1px solid var(--line);background:var(--panel);cursor:pointer;border-radius:14px;place-items:center;width:43px;height:43px;display:grid}.menu-button{display:none}.mobile-menu{z-index:30;background:var(--panel-strong);padding:88px 26px 26px;position:fixed;top:0;right:0;bottom:0;left:0}@supports (color:color-mix(in lab,red,red)){.mobile-menu{background:color-mix(in srgb,var(--panel-strong) 96%,transparent)}}.mobile-menu{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px)}.mobile-menu nav{font-family:var(--title-font);gap:18px;font-size:30px;display:grid}.menu-close{position:absolute;top:18px;right:18px}.mobile-login{color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));margin-top:28px;padding:12px 18px;display:inline-flex}main{width:min(1180px,100% - 32px);margin:0 auto}.site-menu-panel{border:1px solid var(--line);background:var(--panel);border-radius:26px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin:24px auto 0;padding:10px;display:grid}@supports (color:color-mix(in lab,red,red)){.site-menu-panel{background:color-mix(in srgb,var(--panel) 82%,transparent)}}.site-menu-panel{-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.site-menu-item{border:1px solid var(--line);min-height:52px;color:var(--text);font-family:var(--title-font);background:#ffffff14;border-radius:18px;justify-content:space-between;align-items:center;gap:10px;padding:0 16px;text-decoration:none;display:flex}.site-menu-item:hover{color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));transform:translateY(-2px)}.brand-mark,.profile-card img,.feature-icon{animation:4.8s ease-in-out infinite soft-gif-float}.brand-mark{position:relative}.brand-mark:after,.profile-card:after,.cta:after{content:"";pointer-events:none;background:linear-gradient(115deg,#0000 25%,#ffffff3d,#0000 58%);animation:6.5s ease-in-out infinite soft-gif-glint;position:absolute;top:0;right:0;bottom:0;left:0;transform:translate(-120%)}.profile-card,.cta{position:relative;overflow:hidden}.feature-card:hover .feature-icon,.site-menu-item:hover svg{animation:.68s soft-gif-bounce}@keyframes soft-gif-float{0%,to{transform:translateY(0)scale(1)}50%{transform:translateY(-4px)scale(1.012)}}@keyframes soft-gif-glint{0%,72%{opacity:0;transform:translate(-120%)}82%{opacity:.75}to{opacity:0;transform:translate(120%)}}@keyframes soft-gif-bounce{0%,to{transform:translateY(0)}45%{transform:translateY(-6px)rotate(-2deg)}}.hero{grid-template-columns:minmax(0,1fr) minmax(280px,380px);align-items:center;gap:clamp(28px,5vw,72px);min-height:calc(100vh - 74px);padding:68px 0 54px;display:grid}.eyebrow{border:1px solid var(--line);background:var(--panel);color:var(--accent);font-family:var(--title-font);border-radius:999px;align-items:center;gap:8px;padding:8px 13px;font-size:16px;display:inline-flex}.hero h1{font-family:var(--title-font);letter-spacing:0;text-shadow:0 18px 50px #00000040;margin:18px 0 16px;font-size:clamp(54px,9vw,112px);line-height:1.02}.typing-title span span{opacity:0;animation:.68s forwards letter-in;animation-delay:var(--delay);display:inline-block;transform:translateY(10px)}.hero-lead{max-width:660px;color:var(--muted);margin:0;font-size:clamp(22px,3vw,31px);line-height:1.55}.hero-actions{flex-wrap:wrap;gap:12px;margin-top:32px}.cta{background:var(--panel);align-items:center;gap:10px;min-height:52px;padding:0 20px;font-size:18px;display:inline-flex}.cta.primary,.cta.warm{color:#fff;box-shadow:0 18px 46px var(--accent)}@supports (color:color-mix(in lab,red,red)){.cta.primary,.cta.warm{box-shadow:0 18px 46px color-mix(in srgb,var(--accent) 20%,transparent)}}.cta.primary{background:linear-gradient(135deg,var(--accent),var(--accent-2))}.cta.warm{background:linear-gradient(135deg,#ffaf51,#ff6d92)}.cta.yuzuha{color:#fff;background:linear-gradient(135deg,#ff7b40f2,#ff529af5),radial-gradient(circle at 24% 22%,#ffffff52,#0000 34%);box-shadow:0 18px 46px #ff5e7d3d}.profile-card,.stats-panel,.status-panel,.about-section,.sequel-section,.feature-card,.site-footer{border:1px solid var(--line);background:var(--panel);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);animation:7s ease-in-out infinite panel-wobble;box-shadow:0 24px 76px #0003}.stats-panel{animation-delay:-1.6s}.status-panel{animation-delay:-3.2s}.feature-card:nth-child(2n){animation-delay:-2.4s}.sequel-section{animation-delay:-4s}@keyframes panel-wobble{0%,to{transform:translateY(0)rotate(0)}50%{transform:translateY(-3px)rotate(.18deg)}}.profile-card{border-radius:32px;padding:18px}.profile-card img{aspect-ratio:.82;object-fit:cover;object-position:center top;background:#fff;border-radius:24px;width:100%}.profile-card strong{font-family:var(--title-font);margin-top:15px;font-size:34px;display:block}.profile-card p{color:var(--muted);margin:2px 0 0}.stats-panel{border-radius:26px;justify-content:space-between;gap:16px;padding:22px}.stats-panel article{gap:4px;display:grid}.stats-panel span,.stats-panel small,.section-title span{color:var(--muted)}.stats-panel strong{font-family:var(--title-font);font-size:clamp(34px,5vw,56px);line-height:1}.stats-panel a{color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));white-space:nowrap;gap:8px;padding:12px 16px}.status-panel{border-radius:26px;margin-top:28px;padding:26px}.status-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;display:grid}.status-grid article{border:1px solid var(--line);background:var(--accent-soft);border-radius:20px;gap:7px;min-height:132px;padding:16px;display:grid}.status-grid svg{color:var(--accent);font-size:25px}.status-grid span{color:var(--muted)}.status-grid strong{font-family:var(--title-font);font-size:clamp(24px,3vw,34px);line-height:1.1}.about-section,.section{margin-top:86px}.about-section{border-radius:34px;padding:clamp(26px,5vw,52px)}.section-title{margin-bottom:24px}.section-title span{font-family:var(--title-font);margin-bottom:8px;font-size:16px;display:block}.section-title h2{font-family:var(--title-font);margin:0;font-size:clamp(36px,6vw,66px);line-height:1.08}.letter-line{max-width:940px;margin:0;font-size:clamp(26px,4vw,42px);line-height:1.7}.letter-line span{opacity:0;animation:.7s forwards letter-in;animation-delay:var(--delay);display:inline-block;transform:translateY(10px)}@keyframes letter-in{to{opacity:1;transform:translateY(0)}}.about-notes{flex-wrap:wrap;gap:10px;margin-top:24px;display:flex}.about-notes span{border:1px solid var(--line);background:var(--accent-soft);color:var(--text);border-radius:999px;padding:9px 13px}.sequel-section{border-radius:34px;margin-top:28px;padding:clamp(24px,5vw,42px)}.sequel-card{grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:clamp(16px,3vw,28px);display:grid}.sequel-avatar{object-fit:cover;object-position:center;background:#fff;border-radius:24px;width:74px;height:74px;box-shadow:0 20px 38px #ff698247}.sequel-card strong{font-family:var(--title-font);font-size:clamp(30px,5vw,48px);display:block}.sequel-card p{max-width:690px;color:var(--muted);margin:8px 0 0;line-height:1.65}.feature-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;display:grid}.feature-card{border-radius:26px;min-height:236px;padding:22px}.feature-icon{border-radius:18px;width:54px;height:54px;font-size:26px}.feature-card h3{font-family:var(--title-font);margin:18px 0 8px;font-size:28px}.feature-card p{color:var(--muted);margin:0;line-height:1.58}.site-footer{border-radius:30px;width:min(1180px,100% - 32px);margin:90px auto 110px;padding:30px}.footer-brand{gap:4px;margin-bottom:24px;display:grid}.footer-brand strong{font-family:var(--title-font);font-size:34px}.footer-brand span{color:var(--muted)}.footer-columns{justify-content:space-between;align-items:flex-start;gap:24px}.footer-columns section{gap:8px;min-width:170px;display:grid}.footer-columns h2{font-family:var(--title-font);margin:0 0 4px;font-size:23px}.footer-columns a{color:var(--muted);font-size:18px}.policy-links a{font-size:15px}.music-player{z-index:20;border:1px solid var(--line);background:var(--panel-strong);border-radius:999px;gap:9px;max-width:min(560px,100vw - 28px);padding:9px 13px;position:fixed;bottom:18px;left:50%;transform:translate(-50%)}@supports (color:color-mix(in lab,red,red)){.music-player{background:color-mix(in srgb,var(--panel-strong) 92%,transparent)}}.music-player{-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);box-shadow:0 16px 50px #0000003d}.music-player button{color:#fff;background:linear-gradient(135deg,var(--accent),var(--accent-2));cursor:pointer;border:0;border-radius:999px;place-items:center;width:36px;height:36px;display:grid}.music-player span{max-width:330px;color:var(--muted);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}@media(max-width:920px){.desktop-nav,.login-link{display:none}.menu-button{display:grid}.hero{grid-template-columns:1fr;min-height:auto}.profile-card{grid-template-columns:140px minmax(0,1fr);align-items:center;gap:18px;display:grid}.feature-grid,.status-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.sequel-card{grid-template-columns:auto minmax(0,1fr)}.sequel-card .cta{grid-column:1/-1;justify-content:center}.footer-columns{grid-template-columns:repeat(2,minmax(0,1fr));display:grid}}@media(max-width:640px){body{font-size:18px}main,.site-footer{width:min(100% - 24px,1180px)}.hero{padding-top:42px}.hero-actions,.stats-panel,.status-grid,.feature-grid,.footer-columns{grid-template-columns:1fr;display:grid}.cta,.stats-panel a{justify-content:center}.profile-card{grid-template-columns:1fr}}@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}
