/*
Theme Name: Asia Train Time Blog
Theme URI: https://www.asiatraintime.com/blog/
Author: Asia Train Time
Description: ธีมเรียบง่ายสำหรับบล็อก Asia Train Time โทนสีและฟอนต์เดียวกับเว็บหลัก (ม่วงน้ำเงิน, Prompt) รองรับโหมดมืด มือถือ และ shortcode ตารางรถไฟของปลั๊กอิน asiatrain-timetable
Version: 1.0.0
Requires at least: 5.8
Requires PHP: 7.4
License: GPL-2.0-or-later
Text Domain: asiatrain-blog
*/
:root{--primary:#3835ea;--primary-dark:#2a27c4;--accent:#5b58f2;--tint:#eeeeff;--price:#dc2626;--ink:#14172b;--muted:#5b6478;--bg:#f6f7fb;--surface:#fff;--border:#e2e6f0;--amber:#ffd166;--foot:#0f172a}
@media (prefers-color-scheme:dark){:root{--primary:#6f6cff;--primary-dark:#5a57f0;--accent:#8b89ff;--tint:#23244d;--price:#ff6b6b;--ink:#e8ebf5;--muted:#a3adc2;--bg:#0d1224;--surface:#171d33;--border:#2b3350}}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Prompt','Tahoma',sans-serif;margin:0;background:var(--bg);color:var(--ink);line-height:1.75;font-size:17px;font-variant-numeric:tabular-nums;-webkit-text-size-adjust:100%}
a{color:var(--primary)}a:hover{color:var(--primary-dark)}
img{max-width:100%;height:auto}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.wrap{max-width:1000px;margin:0 auto;padding:0 16px}
.screen-reader-text{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:0;background:#fff;color:#000;padding:8px 14px;z-index:100}.skip:focus{left:8px;top:8px}

/* header: same bar as the main site */
.sitemenu{position:sticky;top:0;z-index:50;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;box-shadow:0 4px 20px rgba(0,0,0,.18)}
.admin-bar .sitemenu{top:32px}@media(max-width:782px){.admin-bar .sitemenu{top:46px}}
.sm-in{max-width:1000px;margin:0 auto;padding:8px 12px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.sm-logo{display:flex;align-items:center;gap:8px;color:#fff;text-decoration:none;font-weight:600;font-size:17px;white-space:nowrap}
.sm-logo:hover{color:#fff}.sm-logo small{font-weight:500;font-size:12px;background:rgba(255,255,255,.2);padding:2px 9px;border-radius:99px}
.sm-logo img{height:34px;width:auto;display:block;background:#fff;border-radius:10px;padding:4px 10px}
.sm-btn{margin-left:auto;display:inline-flex;align-items:center;gap:7px;min-height:44px;padding:0 12px;border:0;border-radius:10px;background:rgba(255,255,255,.18);color:#fff;font:inherit;font-size:15px;font-weight:500;cursor:pointer}
.sm-btn:hover{background:rgba(255,255,255,.28)}
.sm-bars{display:grid;gap:3px;width:18px}.sm-bars i{display:block;height:2px;border-radius:2px;background:#fff;transition:transform .2s,opacity .2s}
.sm-btn.open .sm-bars i:nth-child(1){transform:translateY(5px) rotate(45deg)}.sm-btn.open .sm-bars i:nth-child(2){opacity:0}.sm-btn.open .sm-bars i:nth-child(3){transform:translateY(-5px) rotate(-45deg)}
.sm-in>nav{flex-basis:100%}
.sm-nav{display:none;grid-template-columns:1fr 1fr;gap:6px;padding:2px 0 8px;margin:0;list-style:none}
.sm-nav.open{display:grid}
.sm-nav a{display:flex;align-items:center;min-height:46px;padding:0 14px;border-radius:10px;background:rgba(255,255,255,.14);color:#fff;text-decoration:none;font-size:16px}
.sm-nav a:hover{background:rgba(255,255,255,.26)}
.sm-nav .current-menu-item>a,.sm-nav a[aria-current="page"]{background:#fff;color:var(--primary-dark);font-weight:600}
.sitemenu a:focus-visible,.sitemenu button:focus-visible{outline-color:#fff}
@media(min-width:901px){.sm-btn{display:none}.sm-in>nav{flex-basis:auto;margin-left:auto}.sm-nav{display:flex;flex-wrap:wrap;padding:0;gap:4px}.sm-nav a{min-height:40px;padding:0 11px;font-size:14px}}

/* hero + layout */
.hero{padding:34px 0 8px}.hero h1{font-size:clamp(1.7rem,4.6vw,2.4rem);font-weight:600;letter-spacing:-.02em;line-height:1.2;margin:0}
.hero p{color:var(--muted);margin:10px 0 0;max-width:60ch}
.crumb{font-size:13px;color:var(--muted);padding-top:22px}.crumb a{color:var(--muted);text-decoration:none}.crumb a:hover{text-decoration:underline;color:var(--primary)}
main{padding-bottom:20px}

/* post cards */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:18px;margin:22px 0}
.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-3px);box-shadow:0 10px 26px rgba(56,53,234,.14)}
.card .th{display:block;aspect-ratio:16/9;background:linear-gradient(135deg,var(--primary),var(--accent));overflow:hidden}
.card .th img{width:100%;height:100%;object-fit:cover;display:block}
.card .bd{padding:14px 16px 16px;display:flex;flex-direction:column;gap:6px;flex:1}
.card h2{font-size:1.1rem;font-weight:600;line-height:1.35;margin:0}.card h2 a{color:var(--ink);text-decoration:none}.card h2 a:hover{color:var(--primary)}
.card p{margin:0;color:var(--muted);font-size:.93rem;line-height:1.6}
.meta{font-size:13px;color:var(--muted)}.meta a{color:var(--muted)}
.tagc{display:inline-block;background:var(--tint);color:var(--primary);border-radius:99px;padding:1px 10px;font-size:12px;text-decoration:none;margin-right:4px}.tagc:hover{background:var(--primary);color:#fff}
.more{margin-top:auto;font-size:14px;font-weight:500;text-decoration:none}
.card.first{grid-column:1/-1;flex-direction:row}.card.first .th{aspect-ratio:auto;flex:1 1 45%;min-height:220px}.card.first .bd{flex:1 1 55%;justify-content:center;padding:22px}.card.first h2{font-size:1.5rem}
@media(max-width:700px){.card.first{flex-direction:column}.card.first .th{aspect-ratio:16/9;min-height:0}}

/* pagination */
.pagination,.nav-links{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin:26px 0}
.page-numbers{display:inline-flex;align-items:center;justify-content:center;min-width:42px;min-height:42px;padding:0 12px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--ink);text-decoration:none}
a.page-numbers:hover{border-color:var(--primary);color:var(--primary)}.page-numbers.current{background:var(--primary);border-color:var(--primary);color:#fff}

/* article */
.article{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:clamp(18px,4vw,40px);margin:18px 0}
.article h1{font-size:clamp(1.7rem,4.8vw,2.5rem);font-weight:600;letter-spacing:-.02em;line-height:1.2;margin:0 0 10px}
.article .meta{margin-bottom:18px}
.article .feat{margin:0 0 22px;border-radius:14px;overflow:hidden}.article .feat img{display:block;width:100%}
.entry>*{max-width:70ch}.entry>.alignwide,.entry>.wp-block-table,.entry>.att,.entry>figure,.entry>table,.entry>.wp-block-image,.entry>.wp-block-embed,.entry>pre{max-width:none}
.entry h2{font-size:1.6rem;font-weight:600;line-height:1.25;margin:2em 0 .5em;padding-top:.2em;border-top:1px solid var(--border);padding-top:1em}
.entry h2:first-child{border-top:0;padding-top:0;margin-top:0}
.entry h3{font-size:1.25rem;font-weight:600;margin:1.6em 0 .4em}
.entry p{margin:0 0 1.1em}.entry ul,.entry ol{margin:0 0 1.2em;padding-left:1.4em}.entry li{margin:.3em 0}
.entry a{text-underline-offset:3px}
.entry blockquote{margin:1.4em 0;padding:12px 18px;border-left:4px solid var(--primary);background:var(--tint);border-radius:0 12px 12px 0}.entry blockquote p:last-child{margin:0}
.entry table{border-collapse:collapse;width:100%;font-size:.95rem;display:block;overflow-x:auto}
.entry th,.entry td{padding:9px 12px;border-bottom:1px solid var(--border);text-align:left}.entry th{background:var(--tint);font-weight:600}
.entry figure{margin:1.4em 0}.entry figcaption{font-size:13px;color:var(--muted);margin-top:6px;text-align:center}
.entry img{border-radius:12px}
.entry hr{border:0;border-top:1px solid var(--border);margin:2em 0}
.entry code{background:var(--tint);padding:1px 6px;border-radius:6px;font-size:.9em}
.entry pre{background:var(--foot);color:#e2e8f0;padding:14px;border-radius:12px;overflow:auto}.entry pre code{background:none;padding:0}
.entry .wp-block-button__link{background:var(--primary);border-radius:10px}
.alignleft{float:left;margin:0 1em 1em 0}.alignright{float:right;margin:0 0 1em 1em}.aligncenter{display:block;margin:0 auto}
.wp-caption{max-width:100%}.wp-caption-text{font-size:13px;color:var(--muted)}
.tags{margin-top:24px;padding-top:16px;border-top:1px solid var(--border)}
.postnav{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0}
.postnav a{display:block;background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:12px 16px;text-decoration:none;color:var(--ink)}.postnav a:hover{border-color:var(--primary)}
.postnav small{display:block;color:var(--muted)}.postnav .nx{text-align:right;grid-column:2}
@media(max-width:600px){.postnav{grid-template-columns:1fr}.postnav .nx{grid-column:auto}}
.cta{background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;border-radius:16px;padding:20px 22px;margin:24px 0;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
.cta b{font-size:1.1rem}.cta p{margin:2px 0 0;opacity:.9;font-size:.95rem}
.cta a{background:#fff;color:var(--primary-dark);text-decoration:none;font-weight:600;border-radius:10px;padding:10px 20px}.cta a:hover{color:var(--primary-dark);filter:brightness(.95)}

/* search, comments, 404 */
.searchform{display:flex;gap:8px;margin:14px 0}.searchform input[type=search]{flex:1;min-height:46px;padding:0 14px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--ink);font:inherit}
.btn,.searchform button,.comment-form input[type=submit]{display:inline-flex;align-items:center;min-height:46px;padding:0 20px;border-radius:10px;border:1px solid var(--primary);background:var(--primary);color:#fff;font:inherit;font-weight:500;cursor:pointer;text-decoration:none}
.btn:hover,.searchform button:hover,.comment-form input[type=submit]:hover{background:var(--primary-dark);color:#fff}
.comments{margin:24px 0}.comments h2{font-size:1.3rem}.comment-list{list-style:none;padding:0}.comment-list .children{list-style:none;padding-left:18px}
.comment-body{background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:12px 16px;margin:10px 0}
.comment-form input[type=text],.comment-form input[type=email],.comment-form input[type=url],.comment-form textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--ink);font:inherit}
.empty{text-align:center;padding:50px 0;color:var(--muted)}

/* footer: same as the main site */
.sf{background:var(--foot);color:#cbd5e1;margin-top:48px;font-size:14px}
.sf-in{max-width:1000px;margin:0 auto;padding:36px 16px 24px}
.sf-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:28px}
.sf-brand b{display:block;color:#fff;font-size:18px;font-weight:600;margin-bottom:6px}.sf-brand p{margin:0;line-height:1.6;max-width:36ch}
.sf h2{margin:0 0 6px;font-size:15px;font-weight:600;color:#fff}
.sf ul{list-style:none;margin:0;padding:0}.sf li a{display:block;padding:8px 0;color:#cbd5e1;text-decoration:none}.sf li a:hover{color:var(--amber);text-decoration:underline}
.sf-cols{columns:2;column-gap:20px}.sf-cols li{break-inside:avoid}
.sf-base{margin-top:24px;padding-top:18px;border-top:1px solid #334155;color:#94a3b8;font-size:13px;line-height:1.6}.sf-base p{margin:0 0 6px;max-width:70ch}
@media(max-width:760px){.sf-grid{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card,.sm-bars i{transition:none}}