/*
Theme Name: WashTalk Theme
Theme URI: https://example.com/washtalk_theme
Author: WashTalk
Author URI: https://example.com
Description: A clean, typographic blog theme optimized for editorial reading (Customizer-driven header/home/cards/newsletter). Inspired by modern minimal personal blogs; not an exact copy of any third-party theme.
Version: 1.0.3.1
Requires at least: 6.0
Tested up to: 6.4
Requires PHP: 7.4
License: GPLv2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: washtalk_theme
Tags: blog, one-column, custom-logo, custom-menu, featured-images, editor-style, rtl-language-support, translation-ready
*/

:root{
  --bg:#ffffff;
  --text:#121212;
  --muted:#666666;
  --border:#e7e7e7;
  --card:#fafafa;
  --shadow: 0 18px 40px rgba(0,0,0,.06);
  --radius: 18px;
  --maxw: 820px;
  --maxw-wide: 1080px;
  --text-col: var(--maxw);
  --space: 20px;
  --space-lg: 44px;
  --link: var(--text);
  --accent: #121212;
  --codebg: #f6f6f6;
  --focus: rgba(17,17,17,.18);
  --font: ui-sans-serif, system-ui, -apple-system, "Apple SD Gothic Neo", "Noto Sans KR", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --serif: ui-serif, "Iowan Old Style", "Apple Garamond", "Times New Roman", serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;

  /* Off-canvas / modal */
  --overlay-a: .55;
  --drawer-w: 320px;
}

html[data-theme="dark"]{
  --bg:#0f1115;
  --text:#e9e9ea;
  --muted:#a4a4a8;
  --border:#2b2f38;
  --card:#141823;
  --shadow: 0 18px 40px rgba(0,0,0,.35);
  --accent:#e9e9ea;
  --codebg:#171b25;
  --focus: rgba(233,233,234,.22);
}

*{box-sizing:border-box;}
html,body{height:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  line-height:1.6;
  letter-spacing:-0.01em;
}
a{color:var(--link); text-decoration:none;}
a:hover{text-decoration:underline;}
img{max-width:100%; height:auto; border-radius: 14px;}
hr{border:0;border-top:1px solid var(--border); margin: var(--space-lg) 0;}

.container{
  width: min(100% - 2*var(--space), var(--maxw));
  margin: 0 auto;
}
.container-wide{
  width: min(100% - 2*var(--space), var(--maxw-wide));
  margin: 0 auto;
}

.skip-link{position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;}
.skip-link:focus{left: var(--space); top: var(--space); width:auto; height:auto; padding:10px 12px; background:var(--card); border:1px solid var(--border); border-radius:12px; z-index:1000;}

.sr-only{
  position:absolute;
  width:1px;
  height:1px;
  padding:0;
  margin:-1px;
  overflow:hidden;
  clip:rect(0,0,0,0);
  white-space:nowrap;
  border:0;
}

/* ===== Header ===== */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner{
  display:flex;
  gap: 14px;
  align-items:center;
  justify-content:space-between;
  padding: 14px 0;
}
.header-inner.no-brand{justify-content:flex-end;}
.header-actions{display:flex; align-items:center; gap: 10px; min-width:0;}
.brand{
  display:flex;
  align-items:center;
  gap: 10px;
  min-width: 0;
}
.brand .custom-logo-link img{
  height: var(--logo-h, 24px);
  width: auto;
  border-radius: 10px;
}
.site-title{
  font-weight: 750;
  letter-spacing:-0.03em;
  margin:0;
  font-size: var(--site-title-size, 16px);
  white-space:nowrap;
  overflow:hidden;
  text-overflow: ellipsis;
}
.site-title a{ text-decoration:none;}
.site-tagline{display:none;}

.icon-btn{
  appearance:none;
  border:1px solid var(--border);
  background: color-mix(in srgb, var(--card) 80%, transparent);
  color: var(--text);
  border-radius: 14px;
  padding: 8px 10px;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  gap: 8px;
  font-weight: 650;
  font-size: 14px;
  line-height: 1;
  white-space: nowrap;
}
.icon-btn:hover{filter: brightness(1.02);}
.icon-btn:focus{outline: 3px solid var(--focus); outline-offset: 2px;}

.theme-select{
  appearance:none;
  border:1px solid var(--border);
  background: color-mix(in srgb, var(--card) 80%, transparent);
  color: var(--text);
  border-radius: 14px;
  padding: 8px 10px;
  font-weight: 650;
  font-size: 14px;
  cursor:pointer;
}
.theme-select:focus{outline: 3px solid var(--focus); outline-offset: 2px;}

/* Hamburger */
.menu-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width: 40px;
  height: 40px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--card) 88%, transparent);
  cursor:pointer;
}
.menu-toggle:hover{filter: brightness(1.02);}
.menu-toggle:focus{outline: 3px solid var(--focus); outline-offset: 2px;}
.menu-toggle-icon{
  display:block;
  width: 18px;
  height: 12px;
  position: relative;
}
.menu-toggle-icon::before,
.menu-toggle-icon::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  height:2px;
  border-radius:2px;
  background: var(--text);
}
.menu-toggle-icon::before{ top:0; box-shadow: 0 5px 0 var(--text); }
.menu-toggle-icon::after{ bottom:0; }

.nav{
  display:flex;
  align-items:center;
  gap: 10px;
  min-width:0;
}
.nav ul{
  list-style:none;
  display:flex;
  gap: 12px;
  padding:0;
  margin:0;
  align-items:center;
}
.nav a{
  padding: 8px 10px;
  border-radius: 12px;
  color: var(--muted);
  font-weight: 600;
  font-size: 14px;
}
.nav a:hover{background: color-mix(in srgb, var(--card) 72%, transparent); text-decoration:none; color: var(--text);}
.nav .current-menu-item > a,
.nav .current_page_item > a{color: var(--text);}

/* Desktop submenu dropdown */
.nav .menu-item-has-children{position:relative;}
.nav .sub-menu{
  display:none;
  position:absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 200px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: color-mix(in srgb, var(--bg) 96%, transparent);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}
.nav .sub-menu li{display:block;}
.nav .sub-menu a{display:block; padding: 9px 10px;}
.nav .menu-item-has-children:hover > .sub-menu,
.nav .menu-item-has-children:focus-within > .sub-menu{display:block;}

/* ===== Mobile: Off-canvas & Dropdown ===== */
@media (max-width: 760px){
  body.wt-mobile-menu .menu-toggle{display:inline-flex;}
  .header-actions{gap: 8px;}

  /* Always hide desktop nav on small screens */
  body.wt-mobile-menu .nav{display:none;}

  /* Dropdown mode (under header) */
  html.wt-nav-open body.wt-mobile-dropdown .nav{
    display:block;
    position:absolute;
    top: calc(100% + 1px);
    right: 0;
    left: 0;
    background: color-mix(in srgb, var(--bg) 94%, transparent);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
  }
  html.wt-nav-open body.wt-mobile-dropdown .nav ul{flex-direction:column; align-items:stretch; gap: 6px; padding: 12px;}
  html.wt-nav-open body.wt-mobile-dropdown .nav a{display:block; padding: 10px 12px;}
}

/* Off-canvas drawer */
.wt-overlay{
  position:fixed;
  inset:0;
  background: rgba(0,0,0,var(--overlay-a));
  z-index: 70;
}
.wt-drawer{
  position:fixed;
  top:0;
  bottom:0;
  width: min(var(--drawer-w), 88vw);
  background: var(--bg);
  border-left: 1px solid var(--border);
  z-index: 80;
  box-shadow: 0 18px 60px rgba(0,0,0,.22);
  display:flex;
  flex-direction:column;
  padding: 14px;
}
html.wt-drawer-left .wt-drawer{left:0; right:auto; border-left:0; border-right:1px solid var(--border);}
html.wt-drawer-right .wt-drawer{right:0; left:auto;}

.wt-drawer[hidden],
.wt-overlay[hidden]{display:none !important;}

.wt-drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}
.wt-drawer-title{
  font-weight: 800;
  letter-spacing:-0.02em;
}
.wt-drawer-nav{
  padding-top: 12px;
  overflow:auto;
}
.wt-drawer-nav ul{list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap: 6px;}
.wt-drawer-nav a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 14px;
  color: var(--text);
  font-weight: 650;
}
.wt-drawer-nav a:hover{background: color-mix(in srgb, var(--card) 86%, transparent); text-decoration:none;}
.wt-drawer-nav .sub-menu{display:none; position:static; padding: 8px 0 0 10px; border:0; box-shadow:none; background:transparent;}
.wt-drawer-nav .menu-item-has-children > a::after{content:"▾"; opacity:.6; font-size: 12px;}
.wt-drawer-nav .wt-sub-open > .sub-menu{display:block;}

html.wt-drawer-open body{overflow:hidden;}

/* ===== Main ===== */
main.container{padding-bottom: var(--space-lg);}

.hero{
  padding: calc(var(--space-lg) + 8px) 0 var(--space-lg);
}
.hero .hero-inner{
  max-width: min(100%, var(--text-col));
  margin: 0 auto;
}
.hero h1{
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.15;
  letter-spacing:-0.04em;
  margin:0 0 10px;
}
.hero p{
  margin:0 0 18px;
  color: var(--muted);
  font-size: 16px;
}

.tag-row{
  display:flex;
  flex-wrap:wrap;
  gap: 8px;
  margin-top: 14px;
}
.tag-pill{
  display:inline-flex;
  align-items:center;
  gap: 6px;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--card) 76%, transparent);
  font-weight: 650;
  font-size: 13px;
  color: var(--muted);
}
.tag-pill:hover{color: var(--text); text-decoration:none;}
.tag-pill .dot{
  width:6px; height:6px; border-radius:99px; background: var(--muted);
  opacity: .55;
}

.section-head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap: 12px;
  margin: var(--space-lg) 0 14px;
}
.section-head h2{
  margin:0;
  font-size: 18px;
  letter-spacing:-0.02em;
}
.section-head a{color: var(--muted); font-weight: 650; font-size: 14px;}
.section-head a:hover{color: var(--text);}

.grid{
  display:grid;
  grid-template-columns: 1fr;
  gap: 14px;
}
@media (min-width: 760px){
  .grid{grid-template-columns: 1fr 1fr;}
}

.card{
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--card) 88%, transparent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.card a{ text-decoration:none;}
.card-inner{ padding: 16px 16px 18px; }
.meta{
  display:flex;
  flex-wrap:wrap;
  gap: 8px;
  align-items:center;
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}
.meta .sep{opacity:.55;}
.meta .dot{opacity:.55;}
.meta-link{color: var(--muted);}
.meta-link:hover{color: var(--text);}
.excerpt{margin: 10px 0 0; color: var(--muted); font-size: 14px; line-height: 1.55;}
.card h3{
  margin: 10px 0 0;
  font-size: 18px;
  line-height: 1.25;
  letter-spacing:-0.02em;
}
.card:hover{transform: translateY(-1px);}
.card{transition: transform .12s ease, filter .12s ease;}
.card:hover{filter: brightness(1.01);}

.post-wrap{padding: var(--space-lg) 0;}
.post-wrap article{
  max-width: min(100%, var(--text-col));
  margin: 0 auto;
}
.post-title{
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.15;
  letter-spacing:-0.04em;
  margin: 0 0 10px;
}
.post-meta{
  color: var(--muted);
  font-weight: 650;
  font-size: 13px;
  display:flex;
  flex-wrap:wrap;
  gap: 10px;
  align-items:center;
  margin-bottom: 18px;
}
.post-content{
  font-size: 17px;
}
.post-content h2, .post-content h3{
  letter-spacing:-0.02em;
  line-height:1.25;
}
.post-content h2{margin-top: 42px;}
.post-content h3{margin-top: 30px;}
.post-content p{margin: 0 0 16px;}
.post-content blockquote{
  margin: 22px 0;
  padding: 2px 0 2px 16px;
  border-left: 3px solid var(--border);
  color: var(--muted);
}
.post-content code{
  font-family: var(--mono);
  background: var(--codebg);
  padding: 2px 6px;
  border-radius: 8px;
  border: 1px solid var(--border);
  font-size: .92em;
}
.post-content pre{
  overflow:auto;
  padding: 14px;
  border-radius: 14px;
  background: var(--codebg);
  border: 1px solid var(--border);
  position: relative;
}
.post-content pre code{
  background: transparent;
  border: 0;
  padding:0;
}

/* TOC */
.wt-toc-box{
  margin: 10px 0 18px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--card) 86%, transparent);
  padding: 14px 14px 10px;
}
.wt-toc-title{font-weight: 800; margin-bottom: 8px; letter-spacing:-0.02em;}
.wt-toc-list{list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap: 6px;}
.wt-toc-list a{color: var(--muted); font-weight: 650;}
.wt-toc-list a:hover{color: var(--text); text-decoration:none;}
.wt-toc-list .is-h3{padding-left: 12px; font-size: 14px;}

/* Copy button */
.wt-copy-btn{
  position:absolute;
  top: 10px;
  right: 10px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  border-radius: 12px;
  padding: 6px 10px;
  cursor:pointer;
  font-weight: 700;
  font-size: 12px;
  color: var(--text);
}
.wt-copy-btn:hover{filter: brightness(1.02);}

/* Newsletter */
.subscribe-box{
  margin: var(--space-lg) 0 0;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--card) 86%, transparent);
  border-radius: var(--radius);
  padding: 18px;
  max-width: min(100%, var(--text-col));
  margin-left:auto;
  margin-right:auto;
}
.subscribe-box h3{margin:0 0 6px; font-size: 16px;}
.subscribe-box p{margin:0 0 14px; color: var(--muted);}
.subscribe-form{
  display:flex;
  gap: 10px;
  flex-wrap:wrap;
}
.subscribe-form input[type="email"]{
  flex: 1 1 220px;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-weight: 600;
}
.subscribe-form input[type="email"]:focus{outline: 3px solid var(--focus); outline-offset: 2px;}
.subscribe-form button{
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--text);
  color: var(--bg);
  font-weight: 800;
  cursor:pointer;
}
.subscribe-form button:focus{outline: 3px solid var(--focus); outline-offset: 2px;}

.load-more-wrap{display:flex; justify-content:center; margin-top: 18px;}
.load-more-btn{
  appearance:none;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--card) 86%, transparent);
  color: var(--text);
  border-radius: 16px;
  padding: 12px 16px;
  font-weight: 800;
  cursor:pointer;
}
.load-more-btn:hover{filter: brightness(1.02);}
.load-more-btn.is-loading{opacity:.7; cursor:progress;}
.load-more-btn.is-done{opacity:.6; cursor:default;}

/* Pagination */
.pagination{
  display:flex;
  justify-content:space-between;
  margin: 24px 0 0;
  gap: 10px;
}
.pagination a{
  flex:1;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--card) 86%, transparent);
  color: var(--text);
  font-weight: 750;
  text-align:center;
}
.pagination a:hover{text-decoration:none; filter: brightness(1.02);}

/* ===== Footer ===== */
.site-footer{
  margin-top: var(--space-lg);
  border-top: 1px solid var(--border);
  padding: 26px 0;
  color: var(--muted);
  font-size: 13px;
}
.footer-inner{
  display:flex;
  flex-wrap:wrap;
  gap: 12px;
  align-items:center;
  justify-content:space-between;
}
.footer-nav ul{
  list-style:none;
  display:flex;
  gap: 10px;
  padding:0;
  margin:0;
}
.footer-nav a{color: var(--muted); font-weight: 650;}
.footer-nav a:hover{color: var(--text);}

.footer-social{display:flex; gap: 10px; flex-wrap:wrap;}
.footer-social a{color: var(--muted); font-weight: 650;}
.footer-social a:hover{color: var(--text);}

body.wt-footer-center .footer-inner{justify-content:center; text-align:center;}
body.wt-footer-center .footer-inner > *{flex: 0 0 auto;}

/* ===== Search modal ===== */
.wt-search-overlay{
  position:fixed;
  inset:0;
  background: rgba(0,0,0,var(--overlay-a));
  z-index: 85;
}
.wt-search-modal{
  position:fixed;
  inset: 0;
  z-index: 90;
  display:flex;
  align-items:flex-start;
  justify-content:center;
  padding: 70px var(--space) var(--space);
}
.wt-search-dialog{
  width: min(680px, 100%);
  border: 1px solid var(--border);
  background: var(--bg);
  border-radius: 22px;
  box-shadow: 0 24px 70px rgba(0,0,0,.24);
  overflow:hidden;
}
.wt-search-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 10px;
  padding: 14px 14px 10px;
  border-bottom: 1px solid var(--border);
}
.wt-search-top strong{letter-spacing:-0.02em;}
.wt-search-form{padding: 14px;}
.wt-search-form input[type="search"]{
  width:100%;
  padding: 14px 14px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  font-weight: 650;
}
.wt-search-form input[type="search"]:focus{outline: 3px solid var(--focus); outline-offset: 2px;}
.wt-search-form .hint{
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
}
.wt-search-overlay[hidden],
.wt-search-modal[hidden]{display:none !important;}

/* ===== Reading progress + back-to-top ===== */
.wt-progress-wrap{
  position:fixed;
  top:0;
  left:0;
  right:0;
  height: 3px;
  z-index: 60;
  pointer-events:none;
}
.wt-progress-bar{
  height: 100%;
  width: 100%;
  transform-origin: left center;
  transform: scaleX(0);
  background: var(--accent);
  opacity: .75;
}
.wt-btt{
  position:fixed;
  right: calc(var(--space) + 4px);
  bottom: calc(var(--space) + 4px);
  z-index: 60;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--card) 86%, transparent);
  color: var(--text);
  border-radius: 16px;
  padding: 10px 12px;
  font-weight: 800;
  cursor:pointer;
}
.wt-btt:hover{filter: brightness(1.02);}

/* ===== Alignment options ===== */
body.wt-head-center .hero h1,
body.wt-head-center .post-title,
body.wt-head-center .section-head h2{ text-align:center; }

body.wt-body-center .hero p,
body.wt-body-center .post-content{ text-align:center; }

body.wt-section-center .section-head{justify-content:center; flex-direction:column; align-items:center;}
body.wt-section-center .section-head a{margin-top: 6px;}

/* Block styles */
.wp-block-image figcaption{color: var(--muted); font-size: 13px;}
.wp-block-separator{border-top:1px solid var(--border);}