/*
Theme Name: SonKa
Theme URI: https://sonnk.vn
Author: SonKa
Description: Theme riêng của SonKa — nền trắng ngà, tiêu đề chữ có chân, nhấn cam đất. Làm đúng hơn làm giỏi.
Version: 1.0.8
Requires at least: 6.4
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: sonka
*/

:root{
  --bg:#FAF9F5; --bg-2:#F3F1EA; --bg-3:#ECEAE2; --card:#FFFFFF;
  --ink:#141413; --ink-2:#3D3D3A; --muted:#73726C; --muted-2:#A3A29B;
  --line:rgba(20,20,19,.08); --line-2:rgba(20,20,19,.15);
  --accent:#C96442; --accent-2:#B4532F; --accent-3:#E9B49C; --accent-bg:rgba(201,100,66,.08);
  --ff:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  --ff-serif:'Source Serif 4',Georgia,'Times New Roman',serif;
  --maxw:1180px; --gutter:clamp(16px,4vw,48px); --r:14px;
  --ease:cubic-bezier(.22,1,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--ff);background:var(--bg);color:var(--ink);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter)}
.serif{font-family:var(--ff-serif)}
em,.em{font-family:var(--ff-serif);font-style:italic;color:var(--accent-2);font-weight:400}
.screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(1px,1px,1px,1px)}

/* ---------- Type ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:12px;font-size:.74rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--accent-2)}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--accent)}
.h-xl{font-family:var(--ff-serif);font-weight:500;font-size:clamp(2.6rem,6.6vw,5.4rem);line-height:1.04;letter-spacing:-.02em}
.h-lg{font-family:var(--ff-serif);font-weight:500;font-size:clamp(2rem,4.4vw,3.3rem);line-height:1.1;letter-spacing:-.015em}
.h-md{font-family:var(--ff-serif);font-weight:500;font-size:clamp(1.6rem,3vw,2.3rem);line-height:1.15;letter-spacing:-.01em}
.lede{font-size:clamp(1.05rem,1.5vw,1.22rem);color:var(--ink-2);max-width:640px}
.muted{color:var(--muted)}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:.95rem;padding:14px 24px;border-radius:999px;border:1px solid transparent;cursor:pointer;transition:transform .3s var(--ease),background .3s,border-color .3s,color .3s}
.btn .arr{transition:transform .3s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}
.btn-primary{background:var(--ink);color:var(--bg)}
.btn-primary:hover{background:var(--accent-2)}
.btn-ghost{border-color:var(--line-2);color:var(--ink)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent-2)}
.link-arrow{display:inline-flex;gap:8px;align-items:center;font-weight:600;font-size:.92rem;color:var(--accent-2)}
.link-arrow:hover .arr{transform:translateX(4px)}
.link-arrow .arr{transition:transform .3s var(--ease)}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(250,249,245,.86);backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px}
.admin-bar .site-header{top:32px}
@media (max-width:782px){.admin-bar .site-header{top:46px}.admin-bar .nav-menu{inset:118px 0 auto 0}}
@media (max-width:600px){.admin-bar .site-header{top:0}.admin-bar .nav-menu{inset:72px 0 auto 0}}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;letter-spacing:.06em}
.brand img{width:36px;height:36px;border-radius:50%;box-shadow:0 0 0 1px var(--line-2)}
.brand span{font-family:var(--ff-serif);font-size:1.3rem;letter-spacing:0;font-weight:600}
.menu{display:flex;gap:30px;list-style:none;align-items:center}
.menu a{font-size:.94rem;color:var(--ink-2);font-weight:500;transition:color .2s}
.menu a:hover,.menu .current-menu-item>a{color:var(--accent-2)}
.nav .btn{padding:10px 18px;font-size:.88rem}
.menu-toggle{display:none;background:none;border:1px solid var(--line-2);border-radius:10px;width:42px;height:42px;cursor:pointer}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);margin:4px auto;transition:transform .3s}
@media (max-width:880px){
  .menu-toggle{display:block}
  .nav .btn{display:none}
  .nav-menu{position:fixed;inset:72px 0 auto 0;background:var(--bg);border-bottom:1px solid var(--line);padding:12px var(--gutter) 24px;transform:translateY(-120%);transition:transform .4s var(--ease)}
  .nav-open .nav-menu{transform:none}
  .menu{flex-direction:column;align-items:flex-start;gap:4px}
  .menu a{display:block;padding:12px 0;font-size:1.05rem}
}

/* ---------- Sections ---------- */
section{padding:clamp(72px,10vw,128px) 0}
.sec-alt{background:var(--bg-2)}
.sec-head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:48px}
.sec-head .h-lg,.sec-head .h-md{margin-top:14px;max-width:760px}

/* Hero */
.hero{padding:clamp(28px,4vw,52px) 0 clamp(56px,8vw,96px);position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-30% -10% auto auto;width:720px;height:720px;border-radius:50%;background:radial-gradient(closest-side,rgba(201,100,66,.13),transparent 70%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:clamp(32px,6vw,80px);align-items:start;position:relative}
.hero h1{margin:22px 0 26px}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero-card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:32px;box-shadow:0 30px 60px -30px rgba(20,20,19,.18)}
.hero-card .q{font-family:var(--ff-serif);font-size:1.5rem;line-height:1.35}
.hero-card .q em{color:var(--accent-2)}
.hero-card .by{display:flex;align-items:center;gap:12px;margin-top:22px;padding-top:20px;border-top:1px solid var(--line);font-size:.9rem;color:var(--muted)}
.hero-card .by img{width:34px;height:34px;border-radius:50%}
.hero-card .by b{color:var(--ink);font-weight:600;display:block}
.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:16px;overflow:hidden;margin-top:24px}
.principles div{background:var(--card);padding:16px 14px}
.principles b{display:block;font-family:var(--ff-serif);font-size:1.1rem;font-weight:600}
.principles span{font-size:.8rem;color:var(--muted)}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}}

/* Marquee */
.marquee{border-block:1px solid var(--line);overflow:hidden;padding:18px 0;background:var(--bg)}
.marquee-track{display:inline-flex;gap:48px;white-space:nowrap;animation:scroll 40s linear infinite}
.marquee-track span{font-family:var(--ff-serif);font-style:italic;font-size:1.25rem;color:var(--muted)}
.marquee-track span::after{content:"✦";font-style:normal;color:var(--accent-3);margin-left:48px;font-size:.9rem}
@keyframes scroll{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.marquee-track{animation:none}}

/* About */
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(36px,6vw,88px);align-items:center}
@media (max-width:900px){.split{grid-template-columns:1fr}}
.portrait{position:relative;aspect-ratio:4/5;border-radius:24px;overflow:hidden;background:linear-gradient(160deg,#F1E6DC,#E9DCCF 55%,#E2D2C2);display:grid;place-items:center}
.portrait img{width:46%;border-radius:50%;box-shadow:0 20px 50px -20px rgba(20,20,19,.35)}
.portrait .tag{position:absolute;left:20px;bottom:20px;background:var(--card);border-radius:999px;padding:9px 16px;font-size:.82rem;font-weight:600;box-shadow:0 8px 24px -10px rgba(20,20,19,.25)}
.portrait .tag em{font-size:.95rem}
.about p{color:var(--ink-2);margin-top:18px}
.pull{font-family:var(--ff-serif);font-size:1.35rem;line-height:1.45;border-left:2px solid var(--accent);padding:6px 0 6px 20px;margin:28px 0;color:var(--ink)}

/* Philosophy */
.big-quote{font-family:var(--ff-serif);font-size:clamp(1.6rem,3.4vw,2.6rem);line-height:1.3;letter-spacing:-.01em;max-width:900px}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:56px}
@media (max-width:860px){.pillars{grid-template-columns:1fr}}
.pillar{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:30px 28px;transition:transform .4s var(--ease),box-shadow .4s}
.pillar:hover{transform:translateY(-4px);box-shadow:0 24px 50px -30px rgba(20,20,19,.3)}
.pillar .n{font-family:var(--ff-serif);font-style:italic;color:var(--accent);font-size:1.1rem}
.pillar h3{font-family:var(--ff-serif);font-weight:600;font-size:1.5rem;margin:10px 0 10px}
.pillar p{color:var(--ink-2);font-size:.98rem}

/* Series */
.series{border-radius:28px;background:var(--ink);color:var(--bg);padding:clamp(40px,6vw,80px);position:relative;overflow:hidden}
.series::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(closest-side,rgba(201,100,66,.45),transparent 70%)}
.series .eyebrow{color:var(--accent-3)}
.series .eyebrow::before{background:var(--accent-3)}
.series h2{color:var(--bg);margin:16px 0 18px;max-width:720px;position:relative;z-index:1}
.series p{color:rgba(250,249,245,.75);max-width:600px;position:relative;z-index:1}
.series .steps{display:flex;gap:10px;flex-wrap:wrap;margin:30px 0 34px;position:relative;z-index:1}
.series .steps span{border:1px solid rgba(250,249,245,.22);border-radius:999px;padding:8px 16px;font-size:.86rem;color:rgba(250,249,245,.9)}
.series .btn{background:var(--bg);color:var(--ink);position:relative;z-index:1}
.series .btn:hover{background:var(--accent-3)}

/* Topics */
.topics{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:860px){.topics{grid-template-columns:1fr}}
.topic{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:30px;min-height:290px;transition:transform .4s var(--ease),border-color .3s,box-shadow .4s}
.topic:hover{transform:translateY(-4px);border-color:var(--accent-3);box-shadow:0 28px 60px -34px rgba(201,100,66,.45)}
.topic .ic{width:52px;height:52px;border-radius:14px;background:var(--accent-bg);display:grid;place-items:center;color:var(--accent-2)}
.topic .ic svg{width:26px;height:26px}
.topic .k{font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-top:26px}
.topic h3{font-family:var(--ff-serif);font-weight:600;font-size:1.55rem;margin:6px 0 10px}
.topic p{color:var(--ink-2);font-size:.96rem}
.topic .link-arrow{margin-top:auto;padding-top:22px}

/* Posts */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media (max-width:980px){.posts{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.posts{grid-template-columns:1fr}}
.post-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:transform .4s var(--ease),box-shadow .4s}
.post-card:hover{transform:translateY(-4px);box-shadow:0 28px 56px -34px rgba(20,20,19,.35)}
.post-card .thumb{aspect-ratio:16/10;background:linear-gradient(150deg,#F1E6DC,#E6D6C6);display:grid;place-items:center;overflow:hidden}
.post-card .thumb img{width:100%;height:100%;object-fit:cover}
.post-card .thumb .ph{font-family:var(--ff-serif);font-style:italic;font-size:2.4rem;color:rgba(180,83,47,.45)}
.post-card .body{padding:24px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-card .meta{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-2);font-weight:600}
.post-card h3{font-family:var(--ff-serif);font-weight:600;font-size:1.32rem;line-height:1.3}
.post-card p{color:var(--ink-2);font-size:.94rem}
.post-card .link-arrow{margin-top:auto;padding-top:8px}
.soon{opacity:.82}

/* Follow */
.follow{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:28px;padding:clamp(32px,5vw,64px)}
@media (max-width:860px){.follow{grid-template-columns:1fr}}
.follow .actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
@media (max-width:860px){.follow .actions{justify-content:flex-start}}

/* Final CTA */
.final{text-align:center}
.final .h-xl{margin:18px auto 22px;max-width:900px}
.final .lede{margin:0 auto}
.final .actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:34px}

/* ---------- Blog / single ---------- */
.page-hero{padding:clamp(64px,9vw,120px) 0 40px;border-bottom:1px solid var(--line)}
.page-hero h1{margin-top:14px}
.page-hero .lede{margin-top:16px}
.list{padding-top:56px}
.pagination{display:flex;gap:8px;justify-content:center;margin-top:56px;flex-wrap:wrap}
.pagination .page-numbers{min-width:44px;height:44px;padding:0 14px;border:1px solid var(--line-2);border-radius:999px;display:grid;place-items:center;font-weight:600;font-size:.92rem}
.pagination .current{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.article{max-width:720px;margin:0 auto;padding:clamp(56px,8vw,96px) var(--gutter) 40px}
.article .meta{font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-2);font-weight:600}
.article h1{font-family:var(--ff-serif);font-weight:500;font-size:clamp(2.2rem,5vw,3.4rem);line-height:1.1;letter-spacing:-.015em;margin:16px 0 22px}
.article .cover{margin:36px calc(-1 * min(80px,6vw));border-radius:20px;overflow:hidden}
.entry{font-size:1.1rem;line-height:1.8;color:var(--ink-2)}
.entry>*+*{margin-top:1.2em}
.entry h2,.entry h3,.entry h4{font-family:var(--ff-serif);color:var(--ink);font-weight:600;line-height:1.25;margin-top:1.9em}
.entry h2{font-size:1.85rem}.entry h3{font-size:1.45rem}
.entry a{color:var(--accent-2);text-decoration:underline;text-underline-offset:3px}
.entry blockquote{font-family:var(--ff-serif);font-size:1.35rem;line-height:1.5;color:var(--ink);border-left:2px solid var(--accent);padding-left:22px}
.entry ul,.entry ol{padding-left:1.4em}
.entry li+li{margin-top:.4em}
.entry img,.entry figure{border-radius:14px}
.entry figcaption{font-size:.85rem;color:var(--muted);text-align:center;margin-top:8px}
.entry pre,.entry code{font-family:ui-monospace,Consolas,monospace;font-size:.92em;background:var(--bg-2);border-radius:8px}
.entry code{padding:2px 6px}.entry pre{padding:18px;overflow:auto}
.entry hr{border:none;border-top:1px solid var(--line-2);margin:2.4em 0}
.post-nav{max-width:720px;margin:0 auto;padding:0 var(--gutter) 80px;display:flex;justify-content:space-between;gap:20px;font-size:.92rem}
/* ---------- Bài viết + cột bài mới bên phải ---------- */
.post-layout{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter);display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:clamp(32px,4vw,64px);align-items:start}
.post-layout .article{max-width:720px;margin:0;padding-inline:0}
.post-layout .article .cover{margin:36px 0}
.post-layout .post-nav{max-width:720px;margin:0;padding-inline:0}
.post-side{position:sticky;top:96px;padding-top:clamp(56px,8vw,96px);padding-bottom:40px}
.side-box{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px 20px}
.side-list{list-style:none;margin:16px 0 18px}
.side-list li+li{border-top:1px solid var(--line)}
.side-list a{display:flex;gap:12px;align-items:flex-start;padding:12px 0;transition:color .2s var(--ease)}
.side-list a:hover .side-title{color:var(--accent-2)}
.side-thumb{flex:0 0 56px;width:56px;height:56px;border-radius:8px;overflow:hidden;background:var(--bg-2)}
.side-thumb img{width:100%;height:100%;object-fit:cover}
.side-text{display:flex;flex-direction:column;gap:4px;min-width:0}
.side-title{font-family:var(--ff-serif);font-size:1rem;line-height:1.35;color:var(--ink)}
.side-date{font-size:.76rem;color:var(--muted);letter-spacing:.04em}
.side-list .is-current .side-title{color:var(--accent-2)}
.side-list .is-current a{pointer-events:none}
@media (max-width:980px){.post-layout{grid-template-columns:1fr}.post-layout .article,.post-layout .post-nav{margin:0 auto}.post-side{position:static;padding-top:0;padding-bottom:64px;max-width:720px;margin:0 auto;width:100%}}
/* Trang danh sách / chuyên mục: lưới bài bên trái, cột Bài mới bên phải */
.list-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:clamp(32px,4vw,64px);align-items:start}
.list-layout .posts{grid-template-columns:repeat(2,1fr)}
.list-layout .post-side{padding-top:56px;top:96px}
@media (max-width:980px){.list-layout{grid-template-columns:1fr}.list-layout .post-side{position:static;max-width:none}}
@media (max-width:640px){.list-layout .posts{grid-template-columns:1fr}}
/* Trang chủ: khung Bài mới trong cột phải phần đầu */
.side-hero{position:static;padding:0;margin-bottom:18px}
.side-hero .side-box{border-radius:22px;padding:26px 24px;box-shadow:0 30px 60px -30px rgba(20,20,19,.18)}
.post-nav a{color:var(--accent-2);font-weight:600}
.empty{padding:80px 0;text-align:center;color:var(--muted)}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);padding:64px 0 36px;background:var(--bg-2)}
.foot{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px}
@media (max-width:760px){.foot{grid-template-columns:1fr}}
.foot .tag{font-family:var(--ff-serif);font-size:1.4rem;margin-top:14px}
.foot p{color:var(--muted);font-size:.94rem;margin-top:8px;max-width:360px}
.foot h4{font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-bottom:14px}
.foot ul,.foot .menu{list-style:none;display:block}
.foot li{margin:8px 0}
.foot li a{color:var(--ink-2);font-size:.95rem}
.foot li a:hover{color:var(--accent-2)}
.copy{margin-top:48px;padding-top:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.85rem;color:var(--muted)}

/* Reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}}

/* WP core */
.alignwide{margin-inline:calc(-1 * min(80px,6vw))}
.alignfull{margin-inline:calc(50% - 50vw)}
.aligncenter{margin-inline:auto}
.wp-caption-text{font-size:.85rem;color:var(--muted)}

/* Link Fanpage SonKa */
.fb-ico{display:inline-block;vertical-align:-3px;flex:0 0 auto}
.side-fb{display:flex;align-items:center;gap:8px;margin-top:14px;padding-top:14px;border-top:1px solid var(--line);font-size:.92rem;font-weight:600;color:#1877F2}
.side-fb:hover{text-decoration:underline;text-underline-offset:3px}
.post-follow{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-top:44px;padding:22px 24px;background:var(--card);border:1px solid var(--line);border-left:3px solid var(--accent);border-radius:var(--r)}
.post-follow b{display:block;font-family:var(--ff-serif);font-size:1.2rem;font-weight:600;color:var(--ink)}
.post-follow span{font-size:.95rem;color:var(--muted)}
.post-follow .btn{display:inline-flex;align-items:center;gap:8px}
.follow .actions .btn{display:inline-flex;align-items:center;gap:8px}

/* Trang chủ: Blog viết về gì */
.themes{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.theme{background:var(--card);padding:22px 22px 24px}
.theme h3{font-family:var(--ff-serif);font-size:1.2rem;font-weight:600;color:var(--ink);margin-bottom:6px}
.theme p{font-size:.95rem;color:var(--muted);line-height:1.55}