/*
Theme Name: JAY Content
Theme URI: https://content.jaysoft.dev
Author: JAYsoft
Author URI: https://jaysoft.dev
Description: Lightweight minimalist blog theme for JAY Content. Vietnamese-first typography (Be Vietnam Pro), elegant scroll animations, blue accent. No page builders required.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 7.1
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: jaycontent
Tags: blog, minimal, typography, vietnamese
*/

:root{
  --c-bg:#fbfcfe;
  --c-surface:#ffffff;
  --c-ink:#111827;
  --c-muted:#5b6472;
  --c-line:#e6eaf0;
  --c-accent:#1d4ed8;
  --c-accent-soft:#eaf1ff;
  --c-accent-ink:#1e3a8a;
  --radius:14px;
  --shadow-sm:0 1px 2px rgba(16,24,40,.05);
  --shadow-md:0 12px 32px -12px rgba(16,24,40,.16);
  --font-sans:"Be Vietnam Pro","Be Vietnam",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --font-display:"Be Vietnam Pro","Be Vietnam",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --container:1120px;
  --header-h:76px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--c-bg);color:var(--c-ink);font-family:var(--font-sans);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;height:auto;display:block}
a{color:var(--c-accent);text-decoration:none;transition:color .25s var(--ease)}
a:hover{color:var(--c-accent-ink)}
::selection{background:var(--c-accent);color:#fff}
.screen-reader-text{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:-9999px;top:0;z-index:1000;background:var(--c-accent);color:#fff;padding:12px 20px;border-radius:0 0 10px 0}
.skip-link:focus{left:0;color:#fff}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(251,252,254,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--c-line)}
.site-header__inner{max-width:var(--container);margin:0 auto;padding:0 24px;height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:24px}
.site-brand{display:flex;align-items:center;gap:12px;min-width:0}
.site-brand img{max-height:40px;width:auto}
.site-title{margin:0;font-size:1.25rem;font-weight:800;letter-spacing:-.02em}
.site-title a{color:var(--c-ink)}
.site-title a:hover{color:var(--c-accent)}
.site-desc{display:none}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:4px;align-items:center}
.main-nav a{display:inline-block;padding:9px 14px;border-radius:999px;color:var(--c-muted);font-size:.92rem;font-weight:600;transition:background .25s var(--ease),color .25s var(--ease)}
.main-nav a:hover{background:var(--c-accent-soft);color:var(--c-accent)}
.main-nav .current-menu-item>a,.main-nav .current-cat>a{background:var(--c-accent);color:#fff}
.main-nav .current-menu-item>a:hover,.main-nav .current-cat>a:hover{color:#fff;background:var(--c-accent-ink)}
.nav-toggle{display:none;background:none;border:1px solid var(--c-line);border-radius:10px;width:44px;height:44px;cursor:pointer;align-items:center;justify-content:center;color:var(--c-ink)}
.nav-toggle svg{width:22px;height:22px}
@media(max-width:820px){
  .nav-toggle{display:inline-flex}
  .main-nav{position:fixed;inset:var(--header-h) 16px auto;background:var(--c-surface);border:1px solid var(--c-line);border-radius:16px;box-shadow:var(--shadow-md);padding:10px;opacity:0;visibility:hidden;transform:translateY(-8px);transition:all .3s var(--ease)}
  .main-nav.open{opacity:1;visibility:visible;transform:none}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:2px}
  .main-nav a{display:block;padding:12px 16px}
}

/* ---------- Layout ---------- */
.site-main{max-width:var(--container);margin:0 auto;padding:0 24px}
.main-inner{max-width:var(--container);margin:0 auto;padding:56px 24px 96px}

/* ---------- Hero (home) ---------- */
.hero{padding:96px 0 32px;position:relative}
.hero__inner{max-width:var(--container);margin:0 auto;padding:0 24px;display:grid;gap:40px;align-items:center}
@media(min-width:900px){.hero__inner{grid-template-columns:1.1fr .9fr}}
.hero__title{margin:0 0 20px;font-size:clamp(2.2rem,5vw,3.9rem);line-height:1.08;font-weight:800;letter-spacing:-.035em}
.hero__title em{font-style:normal;color:var(--c-accent);position:relative}
.hero__title em::after{content:"";position:absolute;left:0;right:0;bottom:.06em;height:.18em;background:var(--c-accent-soft);z-index:-1;border-radius:99px}
.hero__desc{margin:0 0 32px;max-width:56ch;color:var(--c-muted);font-size:1.08rem}
.hero__cta{display:inline-flex;align-items:center;gap:10px;background:var(--c-accent);color:#fff;font-weight:700;padding:14px 28px;border-radius:999px;font-size:1rem;transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s var(--ease)}
.hero__cta:hover{background:var(--c-accent-ink);color:#fff;transform:translateY(-2px);box-shadow:0 14px 30px -10px rgba(29,78,216,.45)}
.hero__visual{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-md)}
.hero__visual img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;transition:transform 6s var(--ease)}
.hero__visual:hover img{transform:scale(1.06)}
.hero__visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(13,24,46,.28));pointer-events:none}
.hero__badge{position:absolute;left:18px;bottom:18px;z-index:2;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);color:var(--c-ink);font-size:.8rem;font-weight:700;padding:8px 14px;border-radius:999px;letter-spacing:.02em}

/* ---------- Section headings ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.section-title{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800;letter-spacing:-.025em;margin:0}
.section-link{font-size:.92rem;font-weight:700;color:var(--c-accent);white-space:nowrap}
.section-link:hover{color:var(--c-accent-ink)}

/* ---------- Category pills ---------- */
.cat-pills{display:flex;flex-wrap:wrap;gap:10px}
.cat-pill{display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:999px;background:var(--c-surface);border:1px solid var(--c-line);color:var(--c-ink);font-weight:700;font-size:.93rem;transition:all .3s var(--ease)}
.cat-pill span{color:var(--c-muted);font-size:.8rem;font-weight:600;background:var(--c-accent-soft);color:var(--c-accent);border-radius:999px;padding:1px 9px}
.cat-pill:hover{border-color:var(--c-accent);color:var(--c-accent);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.cat-pill.active{background:var(--c-accent);border-color:var(--c-accent);color:#fff}
.cat-pill.active span{background:rgba(255,255,255,.22);color:#fff}

/* ---------- Post grid ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
@media(max-width:960px){.post-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.post-grid{grid-template-columns:1fr}}
.post-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease)}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#d4def7}
.post-card__thumb{aspect-ratio:16/9;overflow:hidden;background:var(--c-accent-soft)}
.post-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.post-card:hover .post-card__thumb img{transform:scale(1.05)}
.post-card__body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-card__meta{display:flex;align-items:center;gap:10px;font-size:.78rem;color:var(--c-muted);text-transform:uppercase;letter-spacing:.07em;font-weight:600}
.post-card__cat{color:var(--c-accent);font-weight:700}
.post-card__title{margin:0;font-size:1.06rem;line-height:1.45;font-weight:700;letter-spacing:-.01em}
.post-card__title a{color:var(--c-ink);display:inline}
.post-card__title a:hover{color:var(--c-accent)}
.post-card__excerpt{margin:0;color:var(--c-muted);font-size:.9rem;line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card__more{margin-top:auto;padding-top:6px;font-size:.85rem;font-weight:700;color:var(--c-accent)}
.post-card__more::after{content:" →"}

/* ---------- Thumb placeholder (no image) ---------- */
.post-card__thumb.ph,.archive-card__thumb.ph,.single-thumb.ph{display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#e6f0ff 0%,#c9ddff 48%,#a7c6ff 100%);text-decoration:none}
.post-card__thumb.ph:hover,.archive-card__thumb.ph:hover,.single-thumb.ph:hover{background:linear-gradient(135deg,#dbe9ff 0%,#bcd4ff 48%,#9abfff 100%)}
.ph-text{font-weight:600;color:rgba(30,64,175,.55);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;text-align:center;padding:0 14px;line-height:1.6;display:flex;align-items:center;justify-content:center;height:100%;width:100%;transition:transform .35s var(--ease);opacity:.9}
.ph:hover .ph-text{transform:scale(1.04)}
.single-thumb.ph .ph-text{font-size:.95rem;letter-spacing:.16em;text-transform:uppercase}

/* ---------- Single post ---------- */
.single-head{max-width:760px;margin:0 auto 40px;text-align:center}
.single-head .cat-pills{justify-content:center}
.single-title{font-size:clamp(1.7rem,4.4vw,2.9rem);line-height:1.16;font-weight:800;letter-spacing:-.03em;margin:18px 0 20px}
.single-meta{display:flex;justify-content:center;flex-wrap:wrap;gap:8px 22px;color:var(--c-muted);font-size:.88rem}
.single-meta span{display:inline-flex;align-items:center;gap:7px}
.single-meta a{color:var(--c-muted);font-weight:600}
.single-meta a:hover{color:var(--c-accent)}
.single-thumb{max-width:900px;margin:0 auto 44px;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-md)}
.single-content{max-width:760px;margin:0 auto}
.single-content p{font-size:1.06rem;line-height:1.9;margin:0 0 1.5em}
.single-content h2{font-size:1.65rem;font-weight:800;letter-spacing:-.02em;margin:2.2em 0 .7em;line-height:1.25}
.single-content h3{font-size:1.3rem;font-weight:800;margin:1.9em 0 .6em}
.single-content h4{font-size:1.1rem;font-weight:700;margin:1.6em 0 .5em}
.single-content ul,.single-content ol{margin:0 0 1.5em;padding-left:1.4em}
.single-content li{margin-bottom:.45em}
.single-content blockquote{margin:2em 0;padding:4px 0 4px 24px;border-left:4px solid var(--c-accent);color:var(--c-muted);font-size:1.12rem;font-style:italic}
.single-content img{border-radius:12px;margin:1.5em auto}
.single-content figure{margin:2em 0}
.single-content figcaption{text-align:center;color:var(--c-muted);font-size:.85rem;margin-top:.6em}
.single-content a{text-decoration:underline;text-underline-offset:3px;text-decoration-color:#bcd0f8}
.single-content a:hover{text-decoration-color:var(--c-accent)}
.single-content table{width:100%;border-collapse:collapse;margin:2em 0;font-size:.95rem}
.single-content th,.single-content td{border:1px solid var(--c-line);padding:10px 14px;text-align:left}
.single-content th{background:var(--c-accent-soft);font-weight:700}
.single-content code{background:var(--c-accent-soft);border-radius:6px;padding:2px 8px;font-size:.9em}
.single-content pre{background:#0f172a;color:#e2e8f0;border-radius:12px;padding:20px;overflow-x:auto;margin:1.8em 0}
.single-content pre code{background:none;color:inherit;padding:0}
.single-content iframe{max-width:100%}

/* Share */
.share-bar{max-width:760px;margin:44px auto 0;display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;padding-top:28px;border-top:1px solid var(--c-line)}
.share-label{font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;color:var(--c-muted);font-weight:700;margin-right:6px}
.share-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:999px;border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-ink);font-size:.86rem;font-weight:600;transition:all .25s var(--ease)}
.share-btn:hover{border-color:var(--c-accent);color:var(--c-accent);transform:translateY(-2px)}

/* Post navigation */
.post-nav{max-width:760px;margin:44px auto 0;display:grid;grid-template-columns:1fr 1fr;gap:16px}
.post-nav a{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius);padding:18px 20px;display:block;transition:all .3s var(--ease)}
.post-nav a:hover{border-color:var(--c-accent);transform:translateY(-2px);box-shadow:var(--shadow-sm)}
.post-nav .nav-label{display:block;font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:var(--c-muted);font-weight:700;margin-bottom:6px}
.post-nav .nav-title{font-size:.92rem;font-weight:700;color:var(--c-ink);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-nav a:hover .nav-title{color:var(--c-accent)}
.post-nav__next{text-align:right}
@media(max-width:620px){.post-nav{grid-template-columns:1fr}}

/* Related */
.related{margin-top:72px}
.related .section-head{margin-bottom:20px}

/* Comments (wpdiscuz stays; fallback styling) */
.comments-area{max-width:760px;margin:56px auto 0}
.comments-area h2,.comments-title{font-size:1.4rem;font-weight:800;letter-spacing:-.02em}

/* ---------- Archive / Search ---------- */
.archive-head{margin:8px 0 36px;text-align:center}
.archive-title{font-size:clamp(1.9rem,4vw,2.7rem);font-weight:800;letter-spacing:-.03em;margin:0 0 10px}
.archive-desc{color:var(--c-muted);max-width:60ch;margin:0 auto}
.archive-count{color:var(--c-muted);font-size:.9rem;font-weight:600}
.archive-list{max-width:820px;margin:0 auto;display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
@media(max-width:640px){.archive-list{grid-template-columns:1fr}}
.archive-card{display:flex;gap:18px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--radius);padding:16px;align-items:center;transition:all .3s var(--ease)}
.archive-card:hover{border-color:#d4def7;transform:translateY(-3px);box-shadow:var(--shadow-md)}
.archive-card__thumb{width:130px;height:86px;flex-shrink:0;border-radius:10px;overflow:hidden;background:var(--c-accent-soft)}
.archive-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.archive-card:hover .archive-card__thumb img{transform:scale(1.06)}
.archive-card__body{min-width:0}
.archive-card__meta{font-size:.74rem;text-transform:uppercase;letter-spacing:.06em;color:var(--c-muted);font-weight:600;margin-bottom:5px}
.archive-card__title{margin:0;font-size:1rem;line-height:1.4;font-weight:700;letter-spacing:-.01em}
.archive-card__title a{color:var(--c-ink)}
.archive-card__title a:hover{color:var(--c-accent)}

/* Pagination */
.pagination{margin:56px auto 0;display:flex;justify-content:center;gap:8px;flex-wrap:wrap}
.pagination .page-numbers{display:inline-flex;align-items:center;justify-content:center;min-width:42px;height:42px;padding:0 12px;border-radius:12px;border:1px solid var(--c-line);background:var(--c-surface);color:var(--c-ink);font-weight:700;font-size:.92rem;transition:all .25s var(--ease)}
.pagination .page-numbers:hover{border-color:var(--c-accent);color:var(--c-accent)}
.pagination .page-numbers.current{background:var(--c-accent);border-color:var(--c-accent);color:#fff}
.pagination .dots{border:none;background:none}

/* ---------- Footer ---------- */
.site-footer{margin-top:80px;border-top:1px solid var(--c-line);background:var(--c-surface)}
.site-footer__inner{max-width:var(--container);margin:0 auto;padding:36px 24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--c-muted);font-size:.88rem}
.site-footer a{color:var(--c-muted);font-weight:600}
.site-footer a:hover{color:var(--c-accent)}

/* ---------- 404 ---------- */
.error-404{text-align:center;padding:80px 0}
.error-404 h1{font-size:clamp(4rem,12vw,8rem);font-weight:800;letter-spacing:-.04em;margin:0;line-height:1;background:linear-gradient(135deg,var(--c-accent),#60a5fa);-webkit-background-clip:text;background-clip:text;color:transparent}
.error-404 p{color:var(--c-muted);margin:16px 0 28px}

/* ---------- Scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease);will-change:opacity,transform}
.reveal.is-visible{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  .hero__visual img,.post-card__thumb img,.archive-card__thumb img{transition:none}
}

/* ---------- Misc ---------- */
.wp-caption{max-width:100%}
.wp-caption-text,.wp-caption p{color:var(--c-muted);font-size:.85rem;text-align:center;margin-top:.6em}
.alignleft{float:left;margin:.5em 1.5em .5em 0}
.alignright{float:right;margin:.5em 0 .5em 1.5em}
.aligncenter{margin-left:auto;margin-right:auto}
.sticky{position:relative}
.bypostauthor{position:relative}