/*
Theme Name: 一隅 Yiyu
Author: Yiyu
Description: 简洁的个人博客与工具箱主题。支持响应式布局、四套配色、自定义颜色、区块编辑器和后台工具链接配置。
Version: 1.0.0
Requires at least: 6.4
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: yiyu
Tags: blog, custom-colors, custom-logo, custom-menu, featured-images, threaded-comments, two-columns, editor-style
*/

:root{--paper:var(--tone-f7f8f3);--white:var(--tone-fff);--ink:var(--tone-29392f);--muted:var(--tone-7e887f);--green:var(--tone-58765e);--line:var(--tone-e2e7dc);--wash:var(--tone-eaf0e5);--serif:Georgia,'Songti SC','SimSun',serif}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,'Segoe UI','Microsoft YaHei',sans-serif;font-size:14px;-webkit-font-smoothing:antialiased}button,input,textarea{font:inherit}a{color:inherit;text-decoration:none}button,a{ -webkit-tap-highlight-color:transparent}button{cursor:pointer}button:focus-visible,a:focus-visible{outline:2px solid var(--green);outline-offset:5px}svg{display:block}.wrap{width:min(1120px,calc(100% - 64px));margin:auto}.nav{height:100px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:11px;font-size:23px;font-family:var(--serif);font-weight:bold;letter-spacing:2px}.brandmark{width:31px;height:31px;border-radius:50%;background:var(--green);display:grid;place-items:center;color:white}.navlinks{display:flex;align-items:center;gap:32px;color:var(--tone-788176);font-size:13px}.navlinks a.active{color:var(--ink)}.navlinks a.active:after{content:'';display:block;width:4px;height:4px;background:var(--green);border-radius:50%;margin:8px auto -12px}.searchbtn{border:1px solid var(--line);background:transparent;padding:9px 12px;border-radius:9px;color:var(--green);display:flex;gap:8px;align-items:center}.hero{display:grid;grid-template-columns:1.15fr 1fr;align-items:center;gap:30px;padding:65px 0 58px}.eyebrow{font-size:10px;letter-spacing:3px;color:var(--green);font-weight:600;display:flex;gap:9px;align-items:center}.dot{width:6px;height:6px;background:var(--tone-839a72);border-radius:50%}.hero h1{font-family:var(--serif);font-size:45px;letter-spacing:1px;line-height:1.48;margin:20px 0 18px;font-weight:500}.hero h1 span{color:var(--green)}.hero p{color:var(--muted);line-height:1.95;margin:0;font-size:13px}.heroactions{display:flex;align-items:center;gap:25px;margin-top:28px;font-size:12px}.primary{background:var(--green);color:white;padding:12px 20px;border-radius:7px;display:inline-flex;gap:22px;align-items:center}.textlink{color:var(--green);display:inline-flex;gap:12px;align-items:center}.art{height:286px;position:relative;display:flex;align-items:center;justify-content:center}.art svg{width:100%;height:100%}.artlabel{position:absolute;bottom:8px;right:26px;font:italic 12px var(--serif);color:var(--tone-8b9682);letter-spacing:1px}.sectionhead{display:flex;justify-content:space-between;align-items:center;margin-bottom:23px}.titleline{display:flex;align-items:center;gap:13px}.sectionhead h2{font-size:20px;letter-spacing:1px;font-weight:500;margin:0;font-family:var(--serif)}.sectionhead .sub{font-size:11px;color:var(--muted)}.tiny{font-size:11px;color:var(--muted);display:flex;gap:9px;align-items:center}.tools{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.tool{background:var(--tone-fcfdf9);border:1px solid var(--line);border-radius:11px;text-align:left;padding:23px 21px;position:relative;color:var(--ink);transition:transform .2s,box-shadow .2s,border-color .2s}.tool:hover{transform:translateY(-4px);box-shadow:0 8px 24px #3246320a;border-color:var(--tone-b9c6af)}.tool .icon{width:39px;height:39px;background:var(--wash);border-radius:10px;display:grid;place-items:center;color:var(--green);margin-bottom:21px}.tool h3{font-size:14px;font-weight:500;margin:0 0 9px}.tool p{font-size:11px;color:var(--muted);margin:0;line-height:1.8}.tool .arrow{position:absolute;right:20px;top:28px;color:var(--tone-a0ad9b)}.tooltag{margin-top:18px;font-size:9px;color:var(--tone-8b9586);letter-spacing:1px}.content{display:grid;grid-template-columns:1fr 290px;gap:48px;margin-top:54px}.filters{display:flex;gap:5px;margin-bottom:4px}.filter{border:0;background:transparent;border-radius:5px;color:var(--muted);font-size:11px;padding:7px 11px}.filter.active{background:var(--wash);color:var(--green)}.article{display:grid;grid-template-columns:1fr 135px;gap:28px;padding:25px 0;border-bottom:1px solid var(--line);align-items:center;cursor:pointer}.meta{font-size:10px;color:var(--muted);display:flex;align-items:center;gap:12px}.category{color:var(--green)}.article h3{font-family:var(--serif);font-size:19px;font-weight:500;margin:12px 0 10px;line-height:1.5}.article p{color:var(--muted);font-size:11px;line-height:1.8;margin:0}.readtime{margin-top:15px;font-size:10px;color:var(--tone-929a8d)}.thumbnail{height:108px;border-radius:8px;background:var(--tone-e5ebdd);overflow:hidden}.thumbnail svg{width:100%;height:100%}.sidecard{border:1px solid var(--line);border-radius:11px;padding:23px;background:var(--tone-eef2e8)}.sidecard h3{font-family:var(--serif);font-size:18px;font-weight:500;margin:0 0 14px}.sidecard p{font-size:11px;color:var(--tone-7b8876);line-height:1.9}.avatar{width:44px;height:44px;background:var(--tone-dbe4d0);border-radius:50%;display:grid;place-items:center;margin-bottom:19px}.sidestatus{display:flex;gap:8px;align-items:center;margin-top:20px;font-size:10px;color:var(--green);border-top:1px solid var(--tone-d9e2cf);padding-top:17px}.notes{margin-top:30px}.notes h3{font-family:var(--serif);font-weight:500;font-size:18px;margin:0 0 22px}.note{padding:0 0 21px 16px;border-left:1px solid var(--line);position:relative}.note:before{content:'';width:5px;height:5px;border-radius:50%;background:var(--tone-a6b29b);position:absolute;left:-3px;top:5px}.note time{color:var(--tone-9ba28f);font-size:9px}.note p{font-size:11px;color:var(--tone-7e8879);line-height:1.9;margin:8px 0 0}.allarticles{display:flex;justify-content:center;padding:23px;color:var(--green);font-size:11px;gap:14px}.footer{border-top:1px solid var(--line);margin-top:45px;padding:26px 0;display:flex;justify-content:space-between;font-size:10px;color:var(--tone-929b8d)}.footerlinks{display:flex;gap:22px}.draftnote{text-align:center;font-size:10px;color:var(--tone-a0a79a);padding-bottom:22px}.overlay{position:fixed;inset:0;background:#20342855;backdrop-filter:blur(5px);display:none;align-items:center;justify-content:center;padding:24px;z-index:10}.overlay.open{display:flex}.modal{width:min(600px,100%);max-height:85vh;overflow:auto;background:var(--paper);border-radius:16px;padding:30px;box-shadow:0 24px 80px 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0;border-bottom:1px solid var(--line)}.empty{padding:36px 0;color:var(--muted);font-size:13px}[hidden]{display:none!important}@media(min-width:1500px){.wrap{width:1160px}.hero{padding:80px 0 70px}}@media(max-width:900px){.wrap{width:calc(100% - 40px)}.hero h1{font-size:36px}.navlinks{gap:20px}.content{gap:28px;grid-template-columns:1fr 250px}.tools{grid-template-columns:repeat(2,1fr)}.art{height:250px}.article{grid-template-columns:1fr 100px}.thumbnail{height:100px}.sectionhead .sub{display:none}}@media(max-width:620px){.wrap{width:calc(100% - 36px)}.nav{height:76px}.navlinks{gap:17px;font-size:12px}.navlinks .optional,.searchbtn span{display:none}.brand{font-size:20px;white-space:nowrap}.brand>span:last-child{display:none}.navlinks a{white-space:nowrap}.searchbtn{padding:8px}.hero{grid-template-columns:1fr;padding:42px 0 35px;gap:20px}.hero h1{font-size:33px}.art{height:205px}.artlabel{bottom:0}.tools{gap:10px}.tool{padding:18px 15px}.tool .arrow{right:15px}.content{grid-template-columns:1fr;margin-top:38px}.article{gap:16px;grid-template-columns:1fr 90px}.article h3{font-size:17px}.thumbnail{height:96px}.sectionhead{margin-bottom:17px}.titleline{gap:10px}.titleline .sub{display:none}.notes{margin-top:25px}.footer{gap:14px;line-height:1.8;flex-wrap:wrap}.modal{padding:22px}.heroactions{gap:20px}}

/* WordPress integration and comfortable reading sizes. */
.navlinks,.navlinks ul{list-style:none;padding:0;margin:0}.navlinks .menu-item{position:relative}.navlinks .current-menu-item>a{color:var(--ink)}.navlinks .sub-menu{display:none;position:absolute;top:100%;left:-12px;min-width:180px;padding:12px;background:var(--white);border:1px solid var(--line);border-radius:8px;z-index:5}.navlinks .sub-menu li{padding:9px}.navlinks li:hover>.sub-menu,.navlinks li:focus-within>.sub-menu{display:block}.navgroup{display:flex;gap:24px;align-items:center}.brand{max-width:45%;letter-spacing:1px}.brand img{width:auto;height:38px;max-width:160px;object-fit:contain}.brand-name{overflow-wrap:anywhere}.menu-toggle{display:none;border:1px solid var(--line);background:var(--white);color:var(--ink);padding:9px 12px;border-radius:8px}.nav{position:relative;gap:20px}.navlinks a{font-size:13px}.skip-link{position:absolute;top:-100px;left:16px;padding:12px;background:var(--green);color:var(--on-primary);z-index:100}.skip-link:focus{top:15px}.primary,.brandmark{color:var(--on-primary)}.hero p,.tool p,.sidecard p,.note p,.article p{font-size:13px}.tool h3{font-size:16px}.article h3{font-size:21px}.meta,.readtime{font-size:12px}.filters{flex-wrap:wrap;gap:8px}.filter{display:inline-block;font-size:12px}.thumbnail img{width:100%;height:100%;object-fit:cover}.thumbnail.placeholder{display:grid;place-items:center;background:var(--wash);color:var(--green)}.article{cursor:default}.article h3 a:hover{color:var(--green)}.widget{margin-top:30px;overflow-wrap:anywhere}.widget h2,.widget h3{font-family:var(--serif);font-size:19px}.widget ul{padding-left:20px}.widget li{margin:10px 0}.reading{max-width:800px;margin:52px auto 0}.reading h1{font-family:var(--serif);font-size:clamp(29px,4vw,42px);line-height:1.5;font-weight:500;overflow-wrap:anywhere}.entry-content{font-size:16px;line-height:1.95;overflow-wrap:anywhere;margin:30px 0}.entry-content h2,.entry-content h3,.entry-content h4{line-height:1.5;margin:1.6em 0 .7em}.entry-content a,.comment-content a{color:var(--green);text-decoration:underline;text-underline-offset:3px}.entry-content img,.entry-content video,.entry-content iframe{max-width:100%;height:auto}.entry-content iframe{aspect-ratio:16/9}.entry-content figure{max-width:100%;margin:24px 0}.entry-content blockquote{margin:24px 0;padding:12px 22px;border-left:3px solid var(--green);background:var(--wash)}.entry-content pre{background:var(--wash);padding:20px;border-radius:8px;overflow:auto;white-space:pre}.entry-content code{font-family:Consolas,monospace;font-size:.9em}.entry-content table{border-collapse:collapse;width:100%}.entry-content th,.entry-content td{border:1px solid var(--line);padding:10px}.entry-content .wp-block-table{overflow:auto}.entry-content .alignwide{margin-left:-40px;margin-right:-40px;max-width:calc(100% + 80px)}.entry-content .alignfull{width:100%;max-width:100%}.entry-content .alignleft{float:left;margin-right:20px}.entry-content .alignright{float:right;margin-left:20px}.entry-content:after{content:'';display:block;clear:both}.wp-block-button__link{background:var(--green);color:var(--on-primary)!important;border-radius:7px}.entry-content .has-text-color a{color:inherit}.featured-image{width:100%;height:auto;border-radius:12px;display:block;margin:24px 0}.page-title{font-family:var(--serif);font-size:32px;font-weight:500;margin-top:0}.page-intro{margin:50px 0 24px}.page-intro p{color:var(--muted);line-height:1.8}.pagination{margin:30px 0;display:flex;justify-content:center}.nav-links{display:flex;gap:8px;flex-wrap:wrap}.page-numbers{padding:9px 13px;border:1px solid var(--line);border-radius:7px}.page-numbers.current{background:var(--green);color:var(--on-primary)}.search-form{display:flex;gap:8px;align-items:center}.search-field{width:100%;padding:11px;border:1px solid var(--line);border-radius:7px;background:var(--white);color:var(--ink);min-width:0}.search-submit{border:0;background:var(--green);color:var(--on-primary);padding:12px 18px;border-radius:7px}.post-navigation{border-top:1px solid var(--line);padding-top:24px;margin-top:35px}.post-navigation .nav-links{display:flex;justify-content:space-between}.post-navigation a{color:var(--green);line-height:1.8}.comments-area{margin-top:40px;border-top:1px solid var(--line);padding-top:25px}.comments-title,.comment-reply-title{font-family:var(--serif);font-size:22px;font-weight:500}.comment-list{list-style:none;padding:0}.comment-list .children{list-style:none;padding-left:24px}.comment-body{padding:20px 0;border-bottom:1px solid var(--line)}.comment-meta{font-size:12px;color:var(--muted)}.comment-author .avatar{display:inline-block;width:32px;height:32px;margin:0 10px 0 0;vertical-align:middle}.comment-metadata{margin-top:7px}.comment-content{font-size:14px;line-height:1.9}.comment-form input:not([type=checkbox]),.comment-form textarea,.post-password-form input:not([type=submit]){max-width:100%;width:100%;border:1px solid var(--line);border-radius:7px;padding:12px;background:var(--white);color:var(--ink)}.comment-form label{display:block;margin-bottom:6px}.comment-form-cookies-consent label{display:inline}.comment-form .submit{background:var(--green)!important;color:var(--on-primary)!important;cursor:pointer}.screen-reader-text{clip:rect(1px,1px,1px,1px);clip-path:inset(50%);height:1px;width:1px;overflow:hidden;position:absolute!important;white-space:nowrap}.sticky{border-left:3px solid var(--green);padding-left:16px}.gallery{display:flex;flex-wrap:wrap;gap:16px}.gallery-item{flex:1 1 180px}.wp-caption-text,.gallery-caption{font-size:12px;color:var(--muted)}.bypostauthor>.comment-body{border-left:2px solid var(--green);padding-left:15px}.tooltag{font-size:10px}.tool:disabled{cursor:default}.modalbuttons button{color:var(--on-primary)}.tools-page{margin-top:48px}.empty{font-size:14px;padding:30px;background:var(--wash);border-radius:10px}.footer{font-size:12px;gap:20px;flex-wrap:wrap}.footerlinks{flex-wrap:wrap}.sidecard .textlink{font-size:13px!important}.sidestatus{font-size:12px}.note time{font-size:11px}.hero h1 span{display:inline}.textlink{line-height:1.7}.modal input[type=color]{height:80px;padding:6px}.modal input[type=datetime-local]{min-width:0}.modal .result{max-height:240px;overflow:auto}.modal .tool-description{margin-top:0}.tool-grid-empty{padding:24px;background:var(--wash);border-radius:10px}.artlabel{color:var(--muted)}
@media(max-width:900px){.navlinks{gap:18px}.brand{font-size:21px}.brand .brand-tagline{display:none}.navgroup{gap:14px}.reading{max-width:100%}.entry-content .alignwide{margin-left:0;margin-right:0;max-width:100%}}
@media(max-width:620px){.brand{max-width:65%;font-size:20px;white-space:normal}.brand>span:last-child{display:block}.brand .brand-tagline{display:none!important}.brandmark{flex-shrink:0}.menu-toggle{display:block}.navgroup{gap:10px}.navlinks{display:none;position:absolute;top:calc(100% + 8px);left:0;right:0;padding:14px;background:var(--paper);border:1px solid var(--line);border-radius:10px;z-index:6;box-shadow:0 8px 20px #0001}.navlinks.open{display:block}.navlinks li{padding:10px}.navlinks .sub-menu{display:block;position:static;box-shadow:none;border:0;padding:4px 0 0 16px;background:transparent}.hero p br{display:none}.hero h1{font-size:31px}.heroactions{font-size:13px}.tool p{font-size:12px}.article h3{font-size:19px}.article p{font-size:13px}.article{grid-template-columns:1fr 85px}.thumbnail{height:90px}.reading{margin-top:32px}.entry-content{font-size:16px}.page-intro{margin-top:32px}.titleline .sub{display:none}.art{height:190px}.navlinks .optional{display:block}.footerlinks{gap:16px}.hero{padding-top:35px}.hero h1{letter-spacing:0}.searchbtn span{display:none}.sidecard p{font-size:14px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}

.hero-no-art{grid-template-columns:1fr}.hero-no-art>div{max-width:720px}.tooltag,.note-date{color:var(--muted)}.footerlinks ul{list-style:none;padding:0;margin:0}.footerlinks .menu-item{list-style:none}.thumbnail.placeholder svg{width:36px;height:36px}