/*
Theme Name: Catus
Theme URI: https://nguyenhoangcamtu.com
Author: Nguyen Hoang Cam Tu
Description: Custom theme for the Catus personal site (Home, E-commerce, Life Sharing, Tools, Travels, About me).
Version: 0.5.0
Text Domain: catus
*/

*{box-sizing:border-box}
body{margin:0;background:#FBFAF6;color:#16232E;font-family:'Public Sans',system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:#12507F;text-decoration:none}
a:hover{color:#0A3352}
.mono{font-family:'IBM Plex Mono',monospace}
.serif{font-family:'Source Serif 4',serif}

/* ---- primary nav + dropdown submenus (e.g. E-commerce > Amazon Seller, Google...) ---- */
.catus-nav{margin-left:auto}
.catus-menu{display:flex;align-items:center;gap:24px;margin:0;padding:0;list-style:none;font-size:13.5px;font-weight:500}
.catus-menu li{position:relative}
.catus-menu>li>a{color:#4C5661;display:inline-block;padding:8px 0}
.catus-menu>li.current-menu-item>a,
.catus-menu>li.current_page_item>a,
.catus-menu>li.current-menu-ancestor>a,
.catus-menu>li.current_page_ancestor>a{color:#16232E;border-bottom:1.5px solid #12507F;padding-bottom:6px}
.catus-menu li.menu-item-has-children>a::after{content:'';display:inline-block;margin-left:5px;width:5px;height:5px;border-right:1.4px solid currentColor;border-bottom:1.4px solid currentColor;transform:translateY(-2px) rotate(45deg);opacity:.6}
.catus-menu .sub-menu{display:none;position:absolute;top:100%;left:0;margin:6px 0 0;padding:8px 0;min-width:220px;background:#fff;border:1px solid #E4E0D6;border-radius:3px;box-shadow:0 14px 32px rgba(14,58,92,.14);list-style:none;z-index:40}
.catus-menu li:hover>.sub-menu,
.catus-menu li:focus-within>.sub-menu{display:block}
.catus-menu .sub-menu a{display:block;padding:9px 18px;color:#4C5661;font-size:13px;font-weight:500;white-space:nowrap}
.catus-menu .sub-menu a:hover{background:#F2F7FB;color:#12507F}

/* ---- Travels page: world map ---- */
#map svg{display:block;width:100%;height:auto}
.country{fill:#EDEAE1;stroke:#FBFAF6;stroke-width:.5px}
.country.visited{fill:#BDD5E6;cursor:pointer}
.country.visited:hover{fill:#8CB6D4}
.country.visited.active{fill:#12507F}
.arc{fill:none;stroke:#12507F;stroke-width:1.1px;stroke-dasharray:3 3;opacity:.55}
.dot{fill:#12507F;stroke:#FBFAF6;stroke-width:1.5px;cursor:pointer}
.dot.active{fill:#0A3352;r:6}
.lbl{font-family:'IBM Plex Mono',monospace;font-size:9.5px;fill:#0E3A5C;letter-spacing:.05em;pointer-events:none}

/* ---- About me content ---- */
.catus-about-content p{font-size:14.5px;line-height:1.75;color:#4C5661;margin:0 0 16px}
.catus-about-content h2{font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#8A8578;font-weight:500;margin:44px 0 16px;padding-bottom:10px;border-bottom:1px solid #E4E0D6}
.catus-about-content h2:first-child{margin-top:0}
.catus-about-content h3{font-family:'Source Serif 4',serif;font-size:18px;font-weight:600;color:#16232E;margin:0 0 10px}
.catus-about-content>div[data-lang-content] ul{margin:0 0 16px;padding-left:18px;color:#4C5661}
.catus-about-content>div[data-lang-content] ul li{font-size:14px;line-height:1.65;margin-bottom:6px}
.catus-about-content a{border-bottom:1px solid currentColor}

.catus-job{margin-bottom:26px;padding-bottom:26px;border-bottom:1px solid #EAE6DC}
.catus-job:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}
.catus-job-meta{font-size:10.5px;color:#12507F;letter-spacing:.05em;margin-bottom:5px}
.catus-job-co{font-family:'Public Sans',sans-serif;font-weight:400;color:#6B7580;font-size:15px}

.tag-list{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0 0 16px;padding:0}
.tag-list li{background:#F2F7FB;border:1px solid #DCE7F0;color:#12507F;padding:6px 14px;border-radius:999px;font-family:'IBM Plex Mono',monospace;font-size:12px;margin:0}

/* ---- placeholder pages (until the real designs arrive) ---- */
.catus-placeholder{max-width:1240px;margin:0 auto;padding:90px 32px;text-align:center}
.catus-placeholder .mono{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#8A8578}
.catus-placeholder h1{font-size:32px;margin:14px 0 10px}
.catus-placeholder p{color:#6B7580;font-size:14.5px}

/* ---- shared section header (breadcrumb + title + intro) ---- */
.catus-section-head{max-width:1240px;margin:0 auto;padding:28px 32px 0}
.catus-section-head h1{font-size:36px;font-weight:600;margin:0 0 10px;letter-spacing:-.015em}
.catus-section-head p{font-size:14.5px;color:#6B7580;max-width:640px;line-height:1.6;margin:0}
.catus-section-body{max-width:1240px;margin:0 auto;padding:30px 32px 76px}
.catus-section-label{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:#8A8578;font-weight:500;margin:0 0 18px}

/* ---- card grid (child pages / blog posts) ---- */
.catus-card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:52px}
.catus-card{display:block;background:#fff;border:1px solid #E4E0D6;border-radius:4px;overflow:hidden;transition:border-color .2s,box-shadow .2s}
.catus-card:hover{border-color:#BDD5E6;box-shadow:0 10px 24px rgba(14,58,92,.08)}
.catus-card-thumb{overflow:hidden}
.catus-card-thumb img{width:100%;max-width:100%;height:auto;display:block}
.catus-card-thumb--placeholder{aspect-ratio:16/9;background:repeating-linear-gradient(135deg,#EDF1F5 0 9px,#E3EAF1 9px 18px)}
.catus-card-body{padding:16px 18px 20px;display:flex;flex-direction:column;gap:6px}
.catus-card-date{font-size:10px;color:#9A958A}
.catus-card-title{font-family:'Source Serif 4',serif;font-size:16.5px;font-weight:600;color:#16232E;line-height:1.35}
.catus-card-excerpt{font-size:13px;color:#6B7580;line-height:1.55}

/* ---- homepage hero + pillar cards ---- */
.catus-hero{max-width:1240px;margin:0 auto;padding:64px 32px 20px}
.catus-hero h1{font-size:44px;font-weight:600;margin:0 0 14px;letter-spacing:-.015em;max-width:680px}
.catus-hero p{font-size:15.5px;color:#6B7580;line-height:1.7;max-width:560px;margin:0}
.catus-pillars{max-width:1240px;margin:0 auto;padding:40px 32px 70px;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.catus-pillar{display:block;background:#fff;border:1px solid #E4E0D6;border-radius:4px;padding:26px 22px;transition:border-color .2s,transform .2s}
.catus-pillar:hover{border-color:#12507F;transform:translateY(-2px)}
.catus-pillar-label{font-family:'IBM Plex Mono',monospace;font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:#8A8578;margin-bottom:10px;display:block}
.catus-pillar h3{font-family:'Source Serif 4',serif;font-size:19px;font-weight:600;margin:0 0 8px;color:#16232E}
.catus-pillar p{font-size:13px;color:#6B7580;line-height:1.55;margin:0}

@media (max-width:900px){
  .catus-card-grid{grid-template-columns:repeat(2,1fr)}
  .catus-pillars{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:560px){
  .catus-card-grid{grid-template-columns:1fr}
  .catus-pillars{grid-template-columns:1fr}
}

/* =========================================================================
   Responsive pass (mobile nav, fluid type, and turning the pages that
   still used inline grid styles into real breakpoint-able classes).
   ========================================================================= */

/* ---- header: hamburger toggle for small screens ---- */
.catus-header-inner{position:relative}
.catus-nav-toggle{display:none;flex-direction:column;justify-content:center;gap:4px;width:34px;height:34px;border:1px solid #E4E0D6;background:#fff;border-radius:2px;cursor:pointer;padding:0}
.catus-nav-toggle span{display:block;width:16px;height:1.5px;background:#16232E;margin:0 auto}

@media (max-width:900px){
  .catus-header-inner{flex-wrap:wrap;padding-top:10px;padding-bottom:10px}
  .catus-nav-toggle{display:flex}
  .catus-consult-btn{display:none}
  .catus-nav{display:none;position:absolute;top:100%;left:0;right:0;background:#FBFAF6;border-bottom:1px solid #E4E0D6;box-shadow:0 16px 28px rgba(14,58,92,.10);max-height:calc(100vh - 64px);overflow-y:auto}
  .catus-nav.is-open{display:block}
  .catus-menu{flex-direction:column;align-items:stretch;gap:0;padding:6px 24px 18px;font-size:14.5px}
  .catus-menu li{width:100%}
  .catus-menu>li>a{display:block;padding:13px 0;border-bottom:1px solid #EFEBE0}
  .catus-menu>li.current-menu-item>a,
  .catus-menu>li.current_page_item>a,
  .catus-menu>li.current-menu-ancestor>a,
  .catus-menu>li.current_page_ancestor>a{border-bottom:1px solid #12507F;padding-bottom:13px}
  .catus-menu li.menu-item-has-children>a::after{display:none}
  .catus-menu .sub-menu{display:block;position:static;box-shadow:none;border:none;background:transparent;margin:0 0 4px 10px;padding:0;min-width:0}
  .catus-menu .sub-menu a{padding:9px 0;font-size:13px}
}
@media (max-width:480px){
  .catus-header-inner{padding-left:18px;padding-right:18px;gap:16px}
}

/* ---- fluid hero / section type so headings don't overpower small screens ---- */
.catus-hero h1{font-size:clamp(26px,6vw,44px)}
.catus-section-head h1{font-size:clamp(24px,5.5vw,36px)}

@media (max-width:640px){
  .catus-hero{padding:44px 20px 16px}
  .catus-pillars{padding:28px 20px 48px}
  .catus-section-head{padding:22px 20px 0}
  .catus-section-body{padding:22px 20px 56px}
  .catus-placeholder{padding:56px 20px}
}

/* ---- About Me: two-column layout (was inline styles) ---- */
.catus-about-grid{max-width:920px;margin:0 auto;padding:0 32px 76px;display:grid;grid-template-columns:220px 1fr;gap:48px;align-items:start}
.catus-about-side{position:sticky;top:96px}
@media (max-width:760px){
  .catus-about-grid{grid-template-columns:1fr;gap:28px;padding:0 20px 56px}
  .catus-about-side{position:static;max-width:200px}
}

/* ---- Travels: map + sidebar layout (was inline styles) ---- */
.catus-travels-grid{max-width:1240px;margin:0 auto;padding:30px 32px 0;display:grid;grid-template-columns:1fr 330px;gap:40px;align-items:start}
.catus-travels-side{position:sticky;top:96px}
.catus-gallery-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.catus-newsletter{max-width:1240px;margin:0 auto;padding:52px 32px;display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.catus-newsletter-form{display:flex;gap:10px}
@media (max-width:900px){
  .catus-travels-grid{grid-template-columns:1fr;gap:26px;padding:26px 20px 0}
  .catus-travels-side{position:static}
  .catus-gallery-grid{grid-template-columns:repeat(2,1fr)}
  .catus-newsletter{grid-template-columns:1fr;gap:20px;padding:40px 20px;text-align:left}
}
@media (max-width:480px){
  .catus-gallery-grid{grid-template-columns:1fr}
  .catus-newsletter-form{flex-direction:column}
}

/* ---- generic responsive tables/images so nothing overflows ---- */
img{max-width:100%;height:auto}

/* =========================================================================
   About Me — tabs, Hall of Fame cards, scroll-reveal interactivity.
   ========================================================================= */

.catus-about-tabs{display:flex;gap:8px;margin:0 0 30px;border-bottom:1px solid #E4E0D6;flex-wrap:wrap}
.catus-tab-btn{font-family:inherit;background:none;border:none;cursor:pointer;padding:10px 4px 12px;margin-right:22px;font-size:14px;font-weight:600;color:#9A958A;border-bottom:2px solid transparent;transition:color .2s,border-color .2s}
.catus-tab-btn:hover{color:#4C5661}
.catus-tab-btn[aria-selected="true"]{color:#16232E;border-bottom-color:#12507F}
.catus-tab-panel{display:none}
.catus-tab-panel.is-active{display:block}

/* scroll-reveal: JS adds .is-visible when an item enters the viewport */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-visible{opacity:1;transform:translateY(0)}
@media (prefers-reduced-motion:reduce){
  .reveal{transition:none;opacity:1;transform:none}
}

/* shrinking/fading title as the page scrolls — JS sets --scrollT 0..1 */
.scroll-shrink-title{transition:transform .05s linear,opacity .05s linear;transform-origin:left top;will-change:transform,opacity}

.catus-hof-intro{font-size:14.5px;line-height:1.75;color:#4C5661;margin:0 0 28px}
.catus-hof-grid{display:flex;flex-direction:column;gap:16px}
.catus-hof-card{display:flex;gap:20px;align-items:flex-start;background:#fff;border:1px solid #E4E0D6;border-left:3px solid #C9992E;border-radius:4px;padding:20px 22px;transition:border-color .2s,box-shadow .2s,transform .2s}
.catus-hof-card:hover{border-color:#C9992E;box-shadow:0 12px 26px rgba(201,153,46,.14);transform:translateY(-2px)}
.catus-hof-year{font-family:'IBM Plex Mono',monospace;font-size:20px;font-weight:600;color:#C9992E;min-width:64px;flex-shrink:0}
.catus-hof-tag{display:inline-block;font-family:'IBM Plex Mono',monospace;font-size:9.5px;letter-spacing:.1em;text-transform:uppercase;color:#8A8578;background:#F5F3EC;border:1px solid #E4E0D6;border-radius:999px;padding:3px 10px;margin-bottom:8px}
.catus-hof-card h3{font-family:'Source Serif 4',serif;font-size:16.5px;font-weight:600;color:#16232E;margin:0 0 6px}
.catus-hof-card p{font-size:13.5px;line-height:1.6;color:#6B7580;margin:0}
@media (max-width:480px){
  .catus-hof-card{flex-direction:column;gap:8px}
  .catus-hof-year{min-width:0}
}

/* ---- contact page cards (page-lien-he.php) ---- */
.catus-contact-card{transition:border-color .2s,box-shadow .2s,transform .2s}
.catus-contact-card:hover{border-color:#12507F;box-shadow:0 10px 24px rgba(14,58,92,.08);transform:translateY(-1px)}
@media (max-width:480px){
  .catus-contact-card{flex-direction:column;align-items:flex-start;gap:8px}
}

/* ---- Book a consult form (page-lien-he.php) ---- */
.catus-consult-form-wrap{margin-top:48px;padding:28px;background:#fff;border:1px solid #E4E0D6;border-radius:4px;scroll-margin-top:90px}
.catus-consult-form{display:flex;flex-direction:column;gap:16px}
.catus-consult-form label{display:flex;flex-direction:column;gap:6px;font-family:'IBM Plex Mono',monospace;font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:#8A8578}
.catus-consult-form input,.catus-consult-form select,.catus-consult-form textarea{font:inherit;font-family:'Public Sans',system-ui,sans-serif;font-size:15px;letter-spacing:0;text-transform:none;color:#16232E;background:#FBFAF6;border:1px solid #E4E0D6;border-radius:3px;padding:11px 12px;width:100%}
.catus-consult-form input:focus,.catus-consult-form select:focus,.catus-consult-form textarea:focus{outline:none;border-color:#12507F;background:#fff}
.catus-consult-form textarea{resize:vertical;min-height:120px}
.catus-consult-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.catus-consult-form button{align-self:flex-start;background:#12507F;color:#fff;border:0;border-radius:2px;font-size:14px;font-weight:600;padding:12px 22px;cursor:pointer}
.catus-consult-form button:hover{background:#0E3A5C}
.catus-consult-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.catus-consult-msg{font-size:14px;padding:12px 14px;border-radius:3px;margin:0 0 18px}
.catus-consult-msg--ok{background:#EAF3EC;color:#24623A;border:1px solid #BFDCC7}
.catus-consult-msg--err{background:#FBEDEA;color:#9A3324;border:1px solid #EBC3BA}
@media (max-width:560px){
  .catus-consult-form-wrap{padding:20px}
  .catus-consult-row{grid-template-columns:1fr}
}

/* ---- Comments / Q&A under posts ---- */
.catus-comments{margin-top:56px;padding-top:32px;border-top:1px solid #E4E0D6}
.catus-comments-title{font-size:24px;color:#16232E;margin:0 0 20px}
.catus-comment-list{list-style:none;margin:0 0 32px;padding:0}
.catus-comment-list .children{list-style:none;margin:14px 0 0 24px;padding-left:16px;border-left:2px solid #DCE7F0}
.catus-comment-list .comment-body{background:#fff;border:1px solid #E4E0D6;border-radius:6px;padding:16px 18px;margin-bottom:12px;font-size:15px;line-height:1.65;color:#3A444F}
.catus-comment-list .bypostauthor>.comment-body{border-color:#DCE7F0;background:#F2F7FB}
.catus-comment-list .comment-author{display:flex;align-items:center;gap:10px;font-weight:600;color:#16232E}
.catus-comment-list .comment-author img{border-radius:50%}
.catus-comment-list .says{display:none}
.catus-comment-list .comment-metadata{font-family:'IBM Plex Mono',monospace;font-size:11px;margin:4px 0 8px}
.catus-comment-list .comment-metadata a{color:#8A8578}
.catus-comment-list .reply a{font-family:'IBM Plex Mono',monospace;font-size:12px;color:#12507F}
.catus-comments .comment-respond{background:#fff;border:1px solid #E4E0D6;border-radius:8px;padding:24px}
.catus-comments .comment-reply-title{font-family:'Source Serif 4',serif;font-size:20px;color:#16232E;margin:0 0 6px}
.catus-comment-note{font-size:13px;color:#6B7580;margin:0 0 16px}
.catus-comments label{display:block;font-family:'IBM Plex Mono',monospace;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:#6B7580;margin-bottom:6px}
.catus-comments input[type=text],.catus-comments input[type=email],.catus-comments textarea{width:100%;font:inherit;font-size:15px;padding:11px 12px;border:1px solid #E4E0D6;border-radius:4px;background:#FBFAF6;color:#16232E}
.catus-comments input:focus,.catus-comments textarea:focus{outline:2px solid #BDD5E6;border-color:#12507F}
.catus-comments .comment-form-author,.catus-comments .comment-form-email{display:inline-block;width:calc(50% - 8px);vertical-align:top}
.catus-comments .comment-form-author{margin-right:12px}
.catus-comments .comment-form-cookies-consent{font-size:13px;color:#6B7580;display:flex;gap:8px;align-items:flex-start}
.catus-comments .comment-form-cookies-consent label{text-transform:none;letter-spacing:0;font-family:inherit;font-size:13px}
.catus-comments .submit{background:#C9992E;color:#16232E;border:0;border-radius:999px;padding:12px 26px;font-weight:600;font-size:15px;cursor:pointer}
.catus-comments .submit:hover{background:#B8891F}
@media (max-width:640px){.catus-comments .comment-form-author,.catus-comments .comment-form-email{display:block;width:100%;margin-right:0}}