/* ==========================================================================
   แอดมินพี่ต้อม — Front-end styles (mobile-first, ไม่มี build step)
   ========================================================================== */

/* ---------- Fonts (self-hosted, subset: thai + latin) ---------- */
@font-face{font-family:"Kanit";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/kanit-thai-500-normal.woff2) format("woff2");unicode-range:U+0E01-0E5B,U+200C-200D,U+25CC}
@font-face{font-family:"Kanit";font-style:normal;font-weight:500;font-display:swap;src:url(../fonts/kanit-latin-500-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD,U+0E3F}
@font-face{font-family:"Kanit";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/kanit-thai-600-normal.woff2) format("woff2");unicode-range:U+0E01-0E5B,U+200C-200D,U+25CC}
@font-face{font-family:"Kanit";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/kanit-latin-600-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD,U+0E3F}
@font-face{font-family:"Kanit";font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/kanit-thai-700-normal.woff2) format("woff2");unicode-range:U+0E01-0E5B,U+200C-200D,U+25CC}
@font-face{font-family:"Kanit";font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/kanit-latin-700-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD,U+0E3F}
@font-face{font-family:"Sarabun";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/sarabun-thai-400-normal.woff2) format("woff2");unicode-range:U+0E01-0E5B,U+200C-200D,U+25CC}
@font-face{font-family:"Sarabun";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/sarabun-latin-400-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD,U+0E3F}
@font-face{font-family:"Sarabun";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/sarabun-thai-600-normal.woff2) format("woff2");unicode-range:U+0E01-0E5B,U+200C-200D,U+25CC}
@font-face{font-family:"Sarabun";font-style:normal;font-weight:600;font-display:swap;src:url(../fonts/sarabun-latin-600-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD,U+0E3F}
@font-face{font-family:"Sarabun";font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/sarabun-thai-700-normal.woff2) format("woff2");unicode-range:U+0E01-0E5B,U+200C-200D,U+25CC}
@font-face{font-family:"Sarabun";font-style:normal;font-weight:700;font-display:swap;src:url(../fonts/sarabun-latin-700-normal.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD,U+0E3F}

/* ---------- Tokens ---------- */
:root{
  /* ชุดสีจากโลโก้ (admin-ptom-logo-kit): กรมท่า #1E2A78 · ส้มคำตอบ #FF6A13 · เทาน้ำเงิน #5A6290 · ม่วงอ่อน #C9CDF0 */
  --c-primary:#1E2A78;
  --c-primary-600:#18226A;
  --c-primary-700:#141C5A;
  --c-primary-100:#DDE1F7;
  --c-primary-50:#EEF0FB;
  --c-accent:#FF6A13;
  --c-accent-600:#E85A06;
  --c-accent-700:#C24600;
  --c-accent-100:#FFE6D6;
  --c-accent-50:#FFF4EC;
  --c-gold:var(--c-accent);
  --c-gold-100:var(--c-accent-100);
  --c-slate:#5A6290;
  --c-lavender:#C9CDF0;
  --c-cream:#F6F7FC;
  --c-cream-2:#ECEEF9;
  --c-ink:#141B4D;
  --c-text:#2B3256;
  --c-muted:#5A6290;
  --c-line:#E2E5F3;
  --c-white:#fff;
  --c-success:#15803D;
  --c-success-50:#ECFDF3;
  --c-danger:#C62828;
  --c-danger-50:#FEF2F2;
  --c-messenger:#0A7CFF;
  --c-line-green:#06C755;

  --ff-head:"Kanit",system-ui,-apple-system,"Segoe UI",Tahoma,sans-serif;
  --ff-body:"Sarabun",system-ui,-apple-system,"Segoe UI",Tahoma,sans-serif;

  --r-sm:10px; --r:14px; --r-lg:20px; --r-xl:28px; --r-pill:999px;
  --sh-sm:0 1px 2px rgba(20,27,77,.06);
  --sh:0 1px 2px rgba(20,27,77,.05),0 10px 28px -14px rgba(30,42,120,.28);
  --sh-lg:0 2px 4px rgba(20,27,77,.05),0 24px 48px -20px rgba(30,42,120,.35);
  --container:1180px;
  --header-h:68px;
  --ease:cubic-bezier(.2,.7,.2,1);
}

/* ---------- Base ---------- */
*,*::before,*::after{box-sizing:border-box}
[hidden]{display:none!important}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--ff-body);font-size:17px;line-height:1.7;color:var(--c-text);background:var(--c-cream);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg,video,canvas{display:block;max-width:100%}
img{height:auto}
a{color:var(--c-primary-600);text-decoration:none}
a:hover{color:var(--c-primary-700)}
h1,h2,h3,h4{font-family:var(--ff-head);color:var(--c-ink);line-height:1.3;margin:0 0 .5em;font-weight:600}
h1{font-size:clamp(1.6rem,4.2vw,2.4rem);font-weight:700}
h2{font-size:clamp(1.35rem,3vw,1.85rem)}
h3{font-size:1.15rem}
p{margin:0 0 1em}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--c-gold);outline-offset:2px;border-radius:6px}
.icon{display:inline-block;vertical-align:-.2em;width:1.15em;height:1.15em;flex:none}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:absolute;left:12px;top:-60px;background:var(--c-ink);color:#fff;padding:10px 16px;border-radius:var(--r-sm);z-index:1000}
.skip-link:focus{top:12px;color:#fff}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 16px}
@media (min-width:768px){.container{padding:0 24px}}
.section{padding:44px 0}
@media (min-width:768px){.section{padding:64px 0}}
.section--white{background:var(--c-white)}
.text-muted{color:var(--c-muted)}
.text-center{text-align:center}

/* ---------- Buttons ---------- */
.btn{--bg:var(--c-primary);--fg:#fff;--bd:transparent;display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 20px;border-radius:var(--r-pill);border:2px solid var(--bd);background:var(--bg);color:var(--fg);font-family:var(--ff-head);font-weight:600;font-size:1rem;line-height:1.2;cursor:pointer;transition:transform .15s var(--ease),box-shadow .15s var(--ease),background-color .15s;text-align:center;white-space:nowrap;-webkit-tap-highlight-color:transparent}
.btn:hover{color:var(--fg);background:var(--c-primary-600);transform:translateY(-1px);box-shadow:0 8px 18px -8px rgba(30,42,120,.45)}
.btn:active{transform:translateY(0)}
.btn--lg{min-height:54px;padding:12px 26px;font-size:1.08rem}
.btn--sm{min-height:38px;padding:6px 14px;font-size:.92rem}
.btn--block{display:flex;width:100%}
.btn--outline{--bg:transparent;--fg:var(--c-primary-600);--bd:var(--c-primary)}
.btn--outline:hover{background:var(--c-primary-50);color:var(--c-primary-700);box-shadow:none}
.btn--ghost{--bg:transparent;--fg:var(--c-ink)}
.btn--ghost:hover{background:var(--c-primary-50);box-shadow:none;color:var(--c-ink)}
.btn--dark{--bg:var(--c-ink);--fg:#fff}
.btn--dark:hover{background:#000}
.btn--messenger{--bg:var(--c-messenger);--fg:#fff}
.btn--messenger:hover{background:#006BE0;box-shadow:0 8px 18px -8px rgba(10,124,255,.6)}
.btn--line{--bg:var(--c-line-green);--fg:#fff}
.btn--line:hover{background:#05B04B;box-shadow:0 8px 18px -8px rgba(6,199,85,.6)}
.btn--white{--bg:#fff;--fg:var(--c-primary-700)}
.btn--white:hover{background:var(--c-primary-50);color:var(--c-primary-700)}
.btn[disabled],.btn.is-loading{opacity:.7;pointer-events:none}
.btn .spinner{width:18px;height:18px;border:2.5px solid rgba(255,255,255,.4);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--c-line)}
.site-header__inner{display:flex;align-items:center;gap:16px;height:var(--header-h)}
.brand{display:flex;align-items:center;gap:10px;color:var(--c-ink);font-family:var(--ff-head);font-weight:700;font-size:1.3rem;letter-spacing:-.01em;line-height:1;flex:none}
.brand:hover{color:var(--c-ink)}
.brand__mark{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--c-gold),var(--c-primary));display:grid;place-items:center;color:#fff;box-shadow:0 6px 14px -6px rgba(30,42,120,.7)}
.brand__mark .icon{width:22px;height:22px;stroke-width:3}
.brand__accent{color:var(--c-primary)}
.brand img,.brand__logo{height:48px;width:auto;display:block}
.nav{display:none;margin-left:auto}
.nav__list{display:flex;align-items:center;gap:2px;list-style:none;margin:0;padding:0}
.nav__item{position:relative}
.nav__link{display:flex;align-items:center;gap:4px;padding:10px 12px;white-space:nowrap;border-radius:var(--r-pill);font-family:var(--ff-head);font-weight:500;font-size:.98rem;color:var(--c-ink);transition:background-color .15s}
.nav__link:hover,.nav__link.is-active{background:var(--c-primary-50);color:var(--c-primary-700)}
.nav__link .icon{width:16px;height:16px}
.nav__sub{position:absolute;top:100%;left:0;min-width:220px;list-style:none;margin:6px 0 0;padding:8px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r);box-shadow:var(--sh-lg);opacity:0;visibility:hidden;transform:translateY(6px);transition:all .18s var(--ease)}
.nav__item:hover .nav__sub,.nav__item:focus-within .nav__sub{opacity:1;visibility:visible;transform:none}
.nav__sub a{display:block;padding:9px 12px;border-radius:var(--r-sm);color:var(--c-text);font-size:.98rem}
.nav__sub a:hover{background:var(--c-primary-50);color:var(--c-primary-700)}
.header-cta{display:none}
.menu-toggle{margin-left:auto;display:grid;place-items:center;width:46px;height:46px;border-radius:12px;border:1px solid var(--c-line);background:#fff;cursor:pointer;color:var(--c-ink)}
.menu-toggle .icon{width:24px;height:24px}
@media (min-width:1024px){
  .nav{display:block}
  .header-cta{display:inline-flex}
  .menu-toggle{display:none}
}

/* Mobile drawer */
.drawer{position:fixed;inset:0;z-index:100;visibility:hidden}
.drawer.is-open{visibility:visible}
.drawer__backdrop{position:absolute;inset:0;background:rgba(20,27,77,.45);opacity:0;transition:opacity .2s}
.drawer.is-open .drawer__backdrop{opacity:1}
.drawer__panel{position:absolute;top:0;right:0;bottom:0;width:min(86vw,360px);background:#fff;padding:16px;overflow-y:auto;transform:translateX(100%);transition:transform .25s var(--ease);display:flex;flex-direction:column;gap:8px}
.drawer.is-open .drawer__panel{transform:none}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.drawer__close{width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);background:#fff;display:grid;place-items:center;cursor:pointer}
.drawer__nav{list-style:none;margin:0;padding:0}
.drawer__nav a{display:flex;align-items:center;min-height:48px;padding:10px 12px;border-radius:var(--r-sm);color:var(--c-ink);font-family:var(--ff-head);font-weight:500}
.drawer__nav a:hover,.drawer__nav a.is-active{background:var(--c-primary-50);color:var(--c-primary-700)}
.drawer__nav ul{list-style:none;margin:0 0 6px 12px;padding:0 0 0 10px;border-left:2px solid var(--c-line)}
.drawer__nav ul a{font-family:var(--ff-body);font-weight:400;min-height:42px}
.drawer__foot{margin-top:auto;display:grid;gap:10px;padding-top:16px}

/* ---------- Hero slider ---------- */
.hero{padding:16px 0 0}
@media (min-width:768px){.hero{padding:24px 0 0}}
.slider{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-lg);background:var(--c-cream-2)}
.slider__track{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;-ms-overflow-style:none}
.slider__track::-webkit-scrollbar{display:none}
.slider__slide{flex:0 0 100%;scroll-snap-align:start;aspect-ratio:2030/775}
.slider__slide img{width:100%;height:100%;object-fit:cover}
.slider__dots{position:absolute;left:0;right:0;bottom:10px;display:flex;justify-content:center;gap:8px}
.slider__dot{width:10px;height:10px;padding:0;border-radius:var(--r-pill);border:0;background:rgba(255,255,255,.7);box-shadow:0 0 0 1px rgba(20,27,77,.15);cursor:pointer;transition:width .2s}
.slider__dot.is-active{width:26px;background:var(--c-primary)}
.slider__nav{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;border:0;background:rgba(255,255,255,.9);display:none;place-items:center;cursor:pointer;box-shadow:var(--sh)}
.slider__nav--prev{left:12px}.slider__nav--next{right:12px}
@media (min-width:768px){.slider:hover .slider__nav{display:grid}}

/* ---------- Section heading ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}
.sec-head__title{margin:0;position:relative;padding-bottom:10px}
.sec-head__title::after{content:"";position:absolute;left:0;bottom:0;width:56px;height:5px;border-radius:5px;background:var(--c-accent)}
.sec-head--center{justify-content:center;text-align:center}
.sec-head--center .sec-head__title::after{left:50%;transform:translateX(-50%)}
.sec-head__sub{width:100%;margin:6px 0 0;color:var(--c-muted)}
.link-more{display:inline-flex;align-items:center;gap:6px;font-family:var(--ff-head);font-weight:500}

/* ---------- Category tiles ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media (min-width:768px){.cat-grid{grid-template-columns:repeat(4,1fr);gap:16px}}
.cat-tile{display:flex;align-items:center;gap:12px;padding:16px;background:#fff;border:1px solid var(--c-line);border-radius:var(--r);color:var(--c-ink);transition:all .18s var(--ease);min-height:76px}
.cat-tile:hover{border-color:var(--c-primary);transform:translateY(-2px);box-shadow:var(--sh);color:var(--c-ink)}
.cat-tile__icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--c-primary-50);color:var(--c-primary);flex:none}
.cat-tile__icon .icon{width:24px;height:24px}
.cat-tile__name{font-family:var(--ff-head);font-weight:600;line-height:1.25}
.cat-tile__count{display:block;font-size:.86rem;color:var(--c-muted);font-family:var(--ff-body);font-weight:400}

/* ---------- Product card ---------- */
.product-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
@media (min-width:640px){.product-grid{grid-template-columns:repeat(3,1fr);gap:18px}}
@media (min-width:1024px){.product-grid{grid-template-columns:repeat(4,1fr);gap:22px}}
.p-card{position:relative;display:flex;flex-direction:column;background:#fff;border-radius:var(--r);border:1px solid var(--c-line);overflow:hidden;transition:transform .2s var(--ease),box-shadow .2s var(--ease);color:inherit}
.p-card:hover{transform:translateY(-3px);box-shadow:var(--sh-lg);color:inherit}
.p-card__cover{position:relative;aspect-ratio:3/4;background:linear-gradient(160deg,var(--c-cream-2),var(--c-primary-100));overflow:hidden}
.p-card__cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.p-card:hover .p-card__cover img{transform:scale(1.04)}
.p-card__placeholder{position:absolute;inset:0;display:grid;place-items:center;color:var(--c-primary)}
.p-card__placeholder .icon{width:48px;height:48px;opacity:.6}
.p-card__badge{position:absolute;top:10px;left:10px;background:var(--c-danger);color:#fff;font-family:var(--ff-head);font-weight:600;font-size:.82rem;padding:3px 10px;border-radius:var(--r-pill);box-shadow:0 4px 10px -4px rgba(198,40,40,.6)}
.p-card__feat{position:absolute;top:10px;right:10px;background:var(--c-accent);color:#fff;width:30px;height:30px;border-radius:50%;display:grid;place-items:center}
.p-card__feat .icon{width:16px;height:16px;fill:currentColor}
.p-card__body{display:flex;flex-direction:column;gap:6px;padding:12px 12px 14px;flex:1}
@media (min-width:640px){.p-card__body{padding:14px 16px 18px}}
.p-card__cat{font-size:.8rem;color:var(--c-primary-600);font-family:var(--ff-head);font-weight:500}
.p-card__title{font-family:var(--ff-head);font-weight:600;color:var(--c-ink);font-size:.98rem;line-height:1.4;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.8em}
@media (min-width:640px){.p-card__title{font-size:1.04rem}}
.p-card__meta{font-size:.84rem;color:var(--c-muted);display:flex;align-items:center;gap:4px}
.p-card__meta .icon{width:14px;height:14px}
.price{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;margin-top:auto}
.price__sale{font-family:var(--ff-head);font-weight:700;color:var(--c-primary-600);font-size:1.2rem;line-height:1.2}
.price__full{color:var(--c-muted);text-decoration:line-through;font-size:.9rem}

/* ---------- Steps ---------- */
.steps{display:grid;gap:14px;counter-reset:step}
@media (min-width:768px){.steps{grid-template-columns:repeat(3,1fr);gap:20px}}
.step{position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:22px 20px 20px 20px;display:flex;gap:14px;align-items:flex-start}
@media (min-width:768px){.step{flex-direction:column;padding:28px 24px}}
.step__num{flex:none;width:48px;height:48px;border-radius:14px;background:var(--c-primary);color:#fff;display:grid;place-items:center;font-family:var(--ff-head);font-weight:700;font-size:1.3rem;box-shadow:0 8px 16px -8px rgba(30,42,120,.8)}
.step h3{margin:0 0 4px}
.step p{margin:0;color:var(--c-muted);font-size:.98rem}

/* ---------- News cards ---------- */
.news-grid{display:grid;gap:16px}
@media (min-width:640px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,1fr);gap:22px}}
.n-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);border-radius:var(--r);overflow:hidden;color:inherit;transition:transform .2s var(--ease),box-shadow .2s}
.n-card:hover{transform:translateY(-3px);box-shadow:var(--sh-lg);color:inherit}
.n-card__img{aspect-ratio:16/9;background:linear-gradient(135deg,var(--c-primary-100),var(--c-gold-100));overflow:hidden;position:relative}
.n-card__img img{width:100%;height:100%;object-fit:cover}
.n-card__img .icon{position:absolute;inset:0;margin:auto;width:42px;height:42px;color:var(--c-primary);opacity:.55}
.n-card__body{padding:16px 18px 20px;display:flex;flex-direction:column;gap:6px;flex:1}
.n-card__date{display:flex;align-items:center;gap:6px;font-size:.86rem;color:var(--c-muted)}
.n-card__date .icon{width:15px;height:15px}
.n-card__title{font-family:var(--ff-head);font-weight:600;font-size:1.06rem;color:var(--c-ink);margin:0;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.n-card__excerpt{color:var(--c-muted);font-size:.96rem;margin:0;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.pin-badge{display:inline-flex;align-items:center;gap:4px;font-size:.78rem;font-family:var(--ff-head);font-weight:500;background:var(--c-accent-100);color:var(--c-accent-700);padding:2px 10px;border-radius:var(--r-pill)}
.pin-badge .icon{width:13px;height:13px}

/* ---------- CTA band ---------- */
.cta-band{position:relative;overflow:hidden;border-radius:var(--r-xl);background:var(--c-primary);color:#fff;padding:32px 24px;display:grid;gap:18px;align-items:center}
.cta-band::before,.cta-band::after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.12)}
.cta-band::before{width:260px;height:260px;right:-80px;top:-120px}
.cta-band::after{width:160px;height:160px;left:-60px;bottom:-80px}
.cta-band h2{color:#fff;margin:0}
.cta-band p{margin:0;opacity:.95}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:10px;position:relative;z-index:1}
@media (min-width:768px){.cta-band{grid-template-columns:1fr auto;padding:40px 48px}}

/* ---------- Page header / breadcrumb ---------- */
.page-head{padding-top:28px;padding-bottom:8px}
@media (min-width:768px){.page-head{padding-top:40px;padding-bottom:12px}}
.page-head h1{margin:0}
.page-head p{color:var(--c-muted);margin:6px 0 0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:4px;font-size:.9rem;color:var(--c-muted);margin-bottom:10px;list-style:none;padding:0}
.breadcrumb a{color:var(--c-muted)}
.breadcrumb a:hover{color:var(--c-primary-600)}
.breadcrumb .icon{width:14px;height:14px}

/* ---------- Filters ---------- */
.filters{display:flex;flex-direction:column;gap:12px;margin:18px 0 22px}
@media (min-width:768px){.filters{flex-direction:row;align-items:center;justify-content:space-between}}
.chips{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.chips::-webkit-scrollbar{display:none}
.chip{flex:none;display:inline-flex;align-items:center;min-height:40px;padding:6px 16px;border-radius:var(--r-pill);border:1px solid var(--c-line);background:#fff;color:var(--c-text);font-family:var(--ff-head);font-weight:500;font-size:.94rem;white-space:nowrap}
.chip:hover{border-color:var(--c-primary);color:var(--c-primary-700)}
.chip.is-active{background:var(--c-ink);border-color:var(--c-ink);color:#fff}
.search{position:relative;min-width:0}
@media (min-width:768px){.search{width:320px}}
.search input{width:100%;min-height:46px;padding:10px 16px 10px 44px;border-radius:var(--r-pill);border:1px solid var(--c-line);background:#fff;font-size:16px}
.search input:focus{outline:none;border-color:var(--c-primary);box-shadow:0 0 0 4px var(--c-primary-50)}
.search .icon{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:var(--c-muted)}

.empty{text-align:center;padding:48px 16px;background:#fff;border:1px dashed var(--c-line);border-radius:var(--r-lg);color:var(--c-muted)}
.empty .icon{width:44px;height:44px;margin:0 auto 10px;color:var(--c-primary);opacity:.6}

/* ---------- Pagination ---------- */
.pagination{display:flex;justify-content:center;flex-wrap:wrap;gap:6px;margin-top:32px}
.pagination a,.pagination span{min-width:44px;height:44px;display:grid;place-items:center;padding:0 12px;border-radius:12px;border:1px solid var(--c-line);background:#fff;color:var(--c-text);font-family:var(--ff-head);font-weight:500}
.pagination a:hover{border-color:var(--c-primary);color:var(--c-primary-700)}
.pagination .is-current{background:var(--c-primary);border-color:var(--c-primary);color:#fff}

/* ---------- Product detail ---------- */
.pd{display:grid;gap:24px;padding:12px 0 8px}
@media (min-width:900px){.pd{grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:48px;align-items:start}}
.pd__gallery{display:grid;gap:12px}
@media (min-width:900px){.pd__gallery{position:sticky;top:calc(var(--header-h) + 20px)}}
.pd__cover{border-radius:var(--r-lg);overflow:hidden;background:linear-gradient(160deg,var(--c-cream-2),var(--c-primary-100));aspect-ratio:3/4;box-shadow:var(--sh-lg);max-width:460px;width:100%;margin:0 auto;position:relative;cursor:zoom-in;border:0;padding:0}
.pd__cover img{width:100%;height:100%;object-fit:cover}
.pd__thumbs{display:flex;gap:10px;overflow-x:auto;justify-content:center;padding:2px}
.pd__thumb{flex:none;width:72px;height:96px;border-radius:10px;overflow:hidden;border:2px solid transparent;padding:0;background:#fff;cursor:pointer}
.pd__thumb.is-active{border-color:var(--c-primary)}
.pd__thumb img{width:100%;height:100%;object-fit:cover}
.pd__cat{display:inline-flex;align-items:center;gap:6px;font-family:var(--ff-head);font-weight:500;font-size:.9rem;color:var(--c-primary-700);background:var(--c-primary-50);padding:4px 12px;border-radius:var(--r-pill)}
.pd__title{margin:12px 0 8px}
.pd__meta{display:flex;flex-wrap:wrap;gap:8px 18px;color:var(--c-muted);font-size:.95rem;margin-bottom:18px}
.pd__meta span{display:inline-flex;align-items:center;gap:6px}
.price-box{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:20px;box-shadow:var(--sh)}
.price-box__row{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap}
.price-box__sale{font-family:var(--ff-head);font-weight:700;font-size:2.1rem;color:var(--c-primary-600);line-height:1}
.price-box__full{color:var(--c-muted);text-decoration:line-through;font-size:1.05rem}
.price-box__off{background:var(--c-danger);color:#fff;font-family:var(--ff-head);font-weight:600;font-size:.85rem;padding:3px 10px;border-radius:var(--r-pill)}
.price-box__save{color:var(--c-success);font-size:.95rem;margin:8px 0 0}
.price-box__actions{display:grid;gap:10px;margin-top:18px}
.perks{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:8px}
.perks li{display:flex;gap:10px;align-items:flex-start;font-size:.96rem}
.perks .icon{color:var(--c-success);margin-top:4px}
.pd__desc{margin-top:28px}

/* ---------- Prose (rich text) ---------- */
.prose{font-size:1.05rem;line-height:1.85;color:var(--c-text);overflow-wrap:break-word}
.prose>*:first-child{margin-top:0}
.prose h2{margin:1.6em 0 .6em;font-size:1.45rem}
.prose h3{margin:1.4em 0 .5em;font-size:1.2rem}
.prose ul,.prose ol{padding-left:1.4em;margin:0 0 1.1em}
.prose li{margin:.3em 0}
.prose img{border-radius:var(--r);margin:1.2em auto}
.prose a{text-decoration:underline;text-underline-offset:3px}
.prose blockquote{margin:1.2em 0;padding:12px 18px;border-left:4px solid var(--c-primary);background:var(--c-primary-50);border-radius:0 var(--r-sm) var(--r-sm) 0}
.prose table{width:100%;border-collapse:collapse;margin:1.2em 0;display:block;overflow-x:auto}
.prose th,.prose td{border:1px solid var(--c-line);padding:8px 12px;text-align:left}
.prose th{background:var(--c-primary-50)}
.prose iframe{max-width:100%;border-radius:var(--r)}
.card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:22px}
@media (min-width:768px){.card{padding:32px}}
.article{max-width:820px;margin:0 auto}
.article__cover{border-radius:var(--r-lg);overflow:hidden;margin:0 0 24px;box-shadow:var(--sh)}
.article__meta{display:flex;align-items:center;gap:8px;color:var(--c-muted);font-size:.94rem;margin-bottom:8px}

/* ---------- Lightbox ---------- */
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(10,14,42,.92);display:none;align-items:center;justify-content:center;padding:16px}
.lightbox.is-open{display:flex}
.lightbox img{max-height:88vh;max-width:100%;border-radius:10px;object-fit:contain}
.lightbox__btn{position:absolute;width:48px;height:48px;border-radius:50%;border:0;background:rgba(255,255,255,.15);color:#fff;display:grid;place-items:center;cursor:pointer}
.lightbox__btn:hover{background:rgba(255,255,255,.3)}
.lightbox__close{top:14px;right:14px}.lightbox__prev{left:10px;top:50%}.lightbox__next{right:10px;top:50%}

/* ---------- Footer ---------- */
.site-footer{background:var(--c-primary);color:var(--c-lavender);margin-top:48px;padding:44px 0 24px}
.site-footer a{color:#fff}
.site-footer a:hover{color:var(--c-gold)}
.footer-grid{display:grid;gap:28px}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr}}
.site-footer .brand{color:#fff}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:12px}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:8px}
.footer-social{display:flex;gap:10px;margin-top:14px}
.footer-social a{width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.08);display:grid;place-items:center}
.footer-social a:hover{background:var(--c-primary);color:#fff}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:32px;padding-top:18px;font-size:.88rem;color:#9EA4CF;display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px}

/* Floating chat button (mobile) */
.fab-chat{position:fixed;right:16px;bottom:16px;z-index:40;width:58px;height:58px;border-radius:50%;background:var(--c-messenger);color:#fff;display:grid;place-items:center;box-shadow:0 12px 24px -8px rgba(10,124,255,.7)}
.fab-chat:hover{color:#fff;transform:scale(1.05)}
.fab-chat .icon{width:28px;height:28px}

/* ---------- Alerts / Flash ---------- */
.alert{display:flex;gap:10px;align-items:flex-start;padding:14px 16px;border-radius:var(--r);border:1px solid;margin:0 0 16px;font-size:.98rem}
.alert .icon{margin-top:4px}
.alert--success{background:var(--c-success-50);border-color:#BBF7D0;color:#14532D}
.alert--error{background:var(--c-danger-50);border-color:#FECACA;color:#7F1D1D}
.alert--info{background:var(--c-primary-50);border-color:var(--c-primary-100);color:var(--c-primary-700)}

/* ---------- Reader (license + viewer) ---------- */
.reader-shell{min-height:100vh;min-height:100dvh;display:flex;flex-direction:column;background:var(--c-cream)}
.reader-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px;background:#fff;border-bottom:1px solid var(--c-line)}
.license{max-width:720px;margin:24px auto;padding:0 16px;width:100%}
.license__card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-xl);box-shadow:var(--sh-lg);overflow:hidden}
.license__head{display:flex;gap:16px;align-items:center;padding:22px;background:linear-gradient(120deg,var(--c-primary-50),var(--c-gold-100));border-bottom:1px solid var(--c-line)}
.license__cover{width:72px;aspect-ratio:3/4;border-radius:10px;overflow:hidden;background:#fff;flex:none;box-shadow:var(--sh)}
.license__cover img{width:100%;height:100%;object-fit:cover}
.license__head h1{font-size:1.25rem;margin:0 0 4px}
.license__buyer{font-size:.96rem;color:var(--c-muted);margin:0}
.license__buyer strong{color:var(--c-ink)}
.license__body{padding:22px}
@media (min-width:640px){.license__body{padding:28px 32px}}
.license__title{display:flex;align-items:center;gap:8px;font-size:1.15rem}
.license__title .icon{color:var(--c-primary)}
.license__terms{max-height:46vh;overflow-y:auto;padding:14px 18px;background:var(--c-cream);border:1px solid var(--c-line);border-radius:var(--r);font-size:.98rem}
.license__terms ol,.license__terms ul{padding-left:1.3em;margin:0}
.license__terms li{margin:.4em 0}
.license__agree{display:flex;gap:12px;align-items:flex-start;margin:18px 0;padding:14px;border-radius:var(--r);border:2px solid var(--c-line);cursor:pointer;transition:border-color .15s}
.license__agree:has(input:checked){border-color:var(--c-primary);background:var(--c-primary-50)}
.license__agree input{width:22px;height:22px;accent-color:var(--c-primary);margin-top:2px;flex:none}
.license__note{display:flex;gap:8px;font-size:.88rem;color:var(--c-muted);margin-top:14px}
.license__note .icon{flex:none;margin-top:3px}
.state-page{max-width:520px;margin:10vh auto;padding:0 16px;text-align:center}
.state-page__icon{width:84px;height:84px;margin:0 auto 18px;border-radius:24px;display:grid;place-items:center;background:var(--c-danger-50);color:var(--c-danger)}
.state-page__icon .icon{width:42px;height:42px}
.state-page__icon--warn{background:var(--c-accent-100);color:var(--c-accent-700)}

.viewer{position:fixed;inset:0;display:flex;flex-direction:column;background:#2A3160}
.viewer__bar{display:flex;align-items:center;gap:8px;padding:8px 10px;background:var(--c-ink);color:#fff;flex:none;z-index:2}
.viewer__title{flex:1;min-width:0;font-family:var(--ff-head);font-weight:500;font-size:.96rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.viewer__btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;min-width:40px;height:40px;padding:0 10px;border-radius:10px;border:0;background:rgba(255,255,255,.1);color:#fff;cursor:pointer;font-family:var(--ff-head);font-size:.9rem}
.viewer__btn:hover{background:rgba(255,255,255,.2);color:#fff}
.viewer__btn--primary{background:var(--c-primary)}
.viewer__btn--primary:hover{background:var(--c-primary-600)}
.viewer__page-ind{font-variant-numeric:tabular-nums;font-size:.88rem;color:var(--c-lavender);white-space:nowrap;padding:0 4px}
.viewer__label{display:none}
@media (min-width:640px){.viewer__label{display:inline}}
.viewer__scroll{flex:1;overflow:auto;-webkit-overflow-scrolling:touch;padding:12px 0 40px;overscroll-behavior:contain}
.viewer__pages{display:flex;flex-direction:column;align-items:center;gap:12px;margin:0 auto}
.viewer__page{position:relative;background:#fff;box-shadow:0 4px 18px rgba(0,0,0,.35);flex:none}
.viewer__page canvas{width:100%;height:100%;display:block}
.viewer__page .num{position:absolute;right:8px;bottom:6px;font-size:.75rem;color:#8A90B5}
.viewer__loading{position:absolute;inset:0;display:grid;place-items:center;color:#fff;text-align:center;padding:16px}
.viewer__loading .spinner{width:42px;height:42px;border:4px solid rgba(255,255,255,.25);border-top-color:var(--c-gold);border-radius:50%;animation:spin .8s linear infinite;margin:0 auto 14px}
.viewer__expire{font-size:.8rem;color:var(--c-lavender);white-space:nowrap}
.hide-sm{display:none}
@media (min-width:768px){.hide-sm{display:inline-flex}}

/* ---------- Error / plain ---------- */
.error-page{text-align:center;padding:72px 16px}
.error-page__code{font-family:var(--ff-head);font-weight:700;font-size:5rem;line-height:1;background:linear-gradient(135deg,var(--c-primary) 40%,var(--c-accent));-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:8px}

/* LINE OA */
.fab-group{position:fixed;right:16px;bottom:16px;z-index:40;display:flex;flex-direction:column;gap:12px}
.fab-group .fab-chat{position:static}
.fab-chat--line{background:var(--c-line-green);box-shadow:0 12px 24px -8px rgba(6,199,85,.7)}
@media (min-width:1024px){.header-cta--line{min-width:38px;padding:6px 10px}.header-cta--line .header-cta__text{display:none}}
@media (min-width:1280px){.header-cta--line .header-cta__text{display:inline}}
.site-header__inner .header-cta--line{margin-left:-8px}
/* เมนูยาวเกินหนึ่งบรรทัด → ใช้เมนูแฮมเบอร์เกอร์แทน (ตั้งค่าโดย app.js) */
.site-header.is-compact .nav,.site-header.is-compact .header-cta{display:none}
.site-header.is-compact .menu-toggle{display:grid}

/* ---------- เอกสารแจกฟรี / ทริคการสอบ ---------- */
.p-card__badge--free{background:var(--c-success);box-shadow:0 4px 10px -4px rgba(21,128,61,.6)}
.free-cta{display:inline-flex;align-items:center;gap:6px;margin-top:auto;font-family:var(--ff-head);font-weight:600;font-size:.92rem;color:var(--c-success)}
.tip-cat{display:inline-flex;font-family:var(--ff-head);font-weight:500;font-size:.78rem;color:var(--c-primary-700);background:var(--c-primary-50);padding:1px 10px;border-radius:var(--r-pill);margin-right:4px}
.tips-layout{display:grid;gap:24px}
@media (min-width:1024px){.tips-layout{grid-template-columns:minmax(0,1fr) 320px;align-items:start}.news-grid--2{grid-template-columns:repeat(2,1fr)}}
.side-card{padding:20px}
@media (min-width:1024px){.side-card{position:sticky;top:calc(var(--header-h) + 20px)}}
.side-card__title{display:flex;align-items:center;gap:8px;font-size:1.1rem;margin-bottom:12px}
.side-card__title .icon{color:var(--c-gold)}
.rank-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.rank-list li{display:flex;gap:12px;align-items:flex-start}
.rank-list__no{flex:none;width:28px;height:28px;border-radius:8px;display:grid;place-items:center;background:var(--c-primary-50);color:var(--c-primary-700);font-family:var(--ff-head);font-weight:700;font-size:.9rem}
.rank-list li:first-child .rank-list__no{background:var(--c-primary);color:#fff}
.rank-list a{color:var(--c-ink);font-family:var(--ff-head);font-weight:500;font-size:.96rem;line-height:1.45}
.rank-list a:hover{color:var(--c-primary-700)}
.rank-list small{display:flex;align-items:center;gap:4px;color:var(--c-muted);font-family:var(--ff-body);font-weight:400;font-size:.8rem;margin-top:2px}
.article__lead{font-size:1.12rem;color:var(--c-muted);margin:8px 0 0}
.share-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:24px;padding-top:18px;border-top:1px solid var(--c-line)}
.btn--soft-front{--bg:#fff;--fg:var(--c-ink);--bd:var(--c-line)}
.btn--soft-front:hover{background:var(--c-primary-50);color:var(--c-primary-700);box-shadow:none}
/* หัวเว็บ: บีบระยะให้เมนู 7 รายการ + ปุ่มแชทพอดีจอ 1280 */
@media (min-width:1024px){
  .site-header__inner{gap:12px}
  .nav__link{padding:8px 9px;font-size:.94rem}
  .header-cta{padding:6px 12px}
}
@media (min-width:1280px) and (max-width:1439px){.header-cta--line .header-cta__text{display:none}}

/* ---------- หนังสือแนะนำ ---------- */
.b-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--c-line);border-radius:var(--r);overflow:hidden;transition:transform .2s var(--ease),box-shadow .2s var(--ease)}
.b-card:hover{transform:translateY(-3px);box-shadow:var(--sh-lg)}
.b-card__cover{position:relative;display:block;aspect-ratio:3/4;background:linear-gradient(160deg,var(--c-cream-2),var(--c-primary-100));overflow:hidden}
.b-card__cover img{width:100%;height:100%;object-fit:cover}
.b-card__store{position:absolute;left:10px;bottom:10px;background:rgba(20,27,77,.82);color:#fff;font-family:var(--ff-head);font-weight:500;font-size:.74rem;padding:2px 10px;border-radius:var(--r-pill)}
.b-card__body{display:flex;flex-direction:column;gap:6px;padding:12px 12px 14px;flex:1}
@media (min-width:640px){.b-card__body{padding:14px 16px 16px}}
.b-card__author{font-size:.84rem;color:var(--c-muted);line-height:1.4}
.b-card__desc{font-size:.88rem;color:var(--c-muted);margin:0;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.b-card__price{display:flex;flex-direction:column;margin-top:auto}
.b-card__price small{font-size:.72rem;color:var(--c-muted)}
.b-card .btn{margin-top:8px;white-space:normal}
.b-card__body > .btn:only-of-type{margin-top:auto}
.btn--shopee{--bg:#EE4D2D;--fg:#fff}
.btn--shopee:hover{background:#D73A1C;color:#fff}
.btn--lazada{--bg:#0F146D;--fg:#fff}
.btn--lazada:hover{background:#1A2290;color:#fff}
.books-disclosure{display:flex;align-items:center;gap:6px;font-size:.82rem;color:var(--c-muted);margin:8px 0 0}
.books-disclosure .icon{width:14px;height:14px;flex:none}
.chip__n{font-size:.78rem;opacity:.65;margin-left:4px}
@media (min-width:1024px){.product-grid--3{grid-template-columns:repeat(3,1fr);max-width:900px}}

/* หัวเว็บแบบกระชับ (ตั้งโดย app.js เมื่อเมนูยาว) */
.site-header.is-tight .site-header__inner{gap:8px}
.site-header.is-tight .nav__link{padding:8px 7px;font-size:.92rem}
.site-header.is-tight .header-cta{padding:6px 10px;min-width:38px}
.site-header.is-tight .header-cta .header-cta__text{display:none}
.site-header.is-tight .brand__logo{height:42px}
/* แถบแบ่งหน้าพร้อมสรุป */
.pager{display:flex;flex-direction:column;align-items:center;gap:4px;margin-top:28px}
.pager .pagination{margin-top:8px}
.pager__info{font-size:.88rem;color:var(--c-muted)}

/* ---------- โลโก้จากชุดโลโก้ ---------- */
.cta-band::after{background:var(--c-accent);opacity:.9}
.drawer__head .brand__logo{height:42px}
.site-footer .brand__logo{height:54px}
@media (max-width:767px){.brand img,.brand__logo{height:42px}}