/* ===================================================================
   ระบบออกแบบเว็บไซต์ บริษัท สำนักงานกฎหมายไทย จำกัด
   โทนกระดาษครีม + น้ำเงินหมึก + ทองด้าน
   =================================================================== */

:root{
  --ink:#16283C;          /* น้ำเงินหมึก - แถบเข้ม */
  --ink-2:#1D3550;
  --ink-3:#101F30;        /* เข้มสุด - ส่วนท้าย */
  --gold:#B8935A;         /* ทองด้าน */
  --gold-2:#C9A971;
  --gold-lt:#D9BE8A;
  --gold-dk:#8A6832;    /* คอนทราสต์ 4.75:1 บนพื้นครีม */
  --cream:#FAF6EF;        /* พื้นกระดาษ */
  --cream-2:#F4EDE1;
  --paper:#FFFFFF;
  --text:#22303F;
  --muted:#5A6572;      /* คอนทราสต์ 5.5:1 บนพื้นครีม ผ่าน WCAG AA */
  --line:#E6DFD2;
  --line-dark:rgba(255,255,255,.16);
  --wrap:1200px;
  --r:4px;
  /* ชื่อเดิมที่หน้าอื่นยังอ้างถึง */
  --paper-2:var(--cream-2);
  --gold-3:var(--gold-dk);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--cream);color:var(--text);
  font-family:"IBM Plex Sans Thai",system-ui,sans-serif;
  font-size:17px;line-height:1.8;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:"Trirong",Georgia,serif;font-weight:600;line-height:1.35;margin:0;letter-spacing:.005em}
p{margin:0}
a{color:inherit}
img{max-width:100%;display:block}
svg{fill:none;stroke:currentColor;stroke-width:1.5;stroke-linecap:round;stroke-linejoin:round}
svg .f{fill:currentColor;stroke:none}
.icon{width:24px;height:24px;flex:none}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 28px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:16px;top:16px;z-index:99;background:#fff;padding:10px 16px;border:2px solid var(--ink)}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

/* ป้ายกำกับหมวดภาษาอังกฤษ */
.eyebrow{
  font-size:12.5px;letter-spacing:.26em;color:var(--gold);font-weight:600;
  text-transform:uppercase;display:flex;align-items:center;gap:14px
}
.eyebrow.center{justify-content:center}
.eyebrow::after{content:"";width:38px;height:1px;background:var(--gold);opacity:.65}
.eyebrow.center::before{content:"";width:38px;height:1px;background:var(--gold);opacity:.65}
.eyebrow.plain::after{display:none}

/* ================= แถบหัวเว็บ ================= */
.site-head{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--line)}
.head-top{display:flex;align-items:center;gap:24px;padding:14px 0 12px}
.brand{display:flex;align-items:center;gap:13px;text-decoration:none;color:var(--ink);margin-right:auto;min-width:0}
.brand-mark{width:42px;height:46px;flex:none;color:var(--gold)}
.brand-th{font-family:Trirong,serif;font-size:20px;line-height:1.2;display:block;font-weight:600}
.brand-en{font-size:10.5px;letter-spacing:.28em;color:var(--gold-dk);line-height:1.7;display:block}
.lang{display:flex;align-items:center;gap:9px;font-size:14.5px;color:var(--muted);flex:none}
.lang a{text-decoration:none;padding:2px 2px}
.lang a.on{color:var(--ink);font-weight:600;border-bottom:1.5px solid var(--gold)}
.lang span{opacity:.45}
.head-cta{
  display:inline-flex;align-items:center;gap:8px;border:1px solid var(--gold);color:var(--gold-dk);
  text-decoration:none;padding:10px 22px;border-radius:var(--r);font-size:15.5px;font-weight:500;flex:none;transition:.2s
}
.head-cta:hover{background:var(--gold);color:#fff}
.head-nav{border-top:1px solid var(--line)}
.nav{display:flex;gap:34px;align-items:center;padding:0}
.nav a{
  color:var(--text);text-decoration:none;font-size:15.5px;padding:13px 0;position:relative;white-space:nowrap
}
.nav a::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--gold);transform:scaleX(0);transition:transform .25s}
.nav a:hover{color:var(--gold-dk)}
.nav a:hover::after,.nav a[aria-current="page"]::after{transform:scaleX(1)}
.nav a[aria-current="page"]{color:var(--gold-dk);font-weight:500}
.burger{display:none;background:none;border:1px solid var(--line);color:var(--ink);width:44px;height:40px;border-radius:var(--r);font-size:19px;cursor:pointer;flex:none}
.nav .mobile-auth{display:none}

@media(max-width:1120px){
  .head-nav{border-top:none}
  .nav{
    position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;gap:0;
    padding:6px 28px 20px;border-bottom:1px solid var(--line);align-items:stretch;box-shadow:0 18px 30px rgba(20,35,55,.09)
  }
  .nav[hidden]{display:none}
  .nav a{padding:13px 0;border-bottom:1px solid var(--line)}
  .nav .mobile-auth{display:block;color:var(--gold-dk)}
  .burger{display:block}
  .head-top{padding:12px 0}
  .lang{display:none}
}
@media(max-width:640px){
  .head-cta{display:none}
  .brand-th{font-size:17px}
  .brand-mark{width:36px;height:40px}
}

/* ================= แบนเนอร์หน้าแรก ================= */
.hero{position:relative;background:var(--ink);color:#fff;overflow:hidden;min-height:480px;display:flex;align-items:center}
.hero-photo{
  position:absolute;top:0;right:0;bottom:0;width:62%;
  background-size:cover;background-position:center;z-index:0;
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,.55) 12%,#000 30%);
  mask-image:linear-gradient(90deg,transparent 0%,rgba(0,0,0,.55) 12%,#000 30%);
}
.hero-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(22,40,60,.85) 0%,rgba(22,40,60,.28) 34%,rgba(22,40,60,0) 62%)}
.hero-inner{position:relative;z-index:2;width:100%;padding:52px 0 56px;max-width:640px}
.hero .eyebrow{color:var(--gold-lt);margin-bottom:16px}
.hero .eyebrow::after{background:var(--gold-lt)}
.hero h1{font-size:clamp(32px,3.9vw,46px);color:#fff;line-height:1.26}
.hero h1 .accent{color:var(--gold-lt);display:block}
.hero-lead{margin-top:14px;color:#C8D2DC;font-size:17px;max-width:44ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 30px;border-radius:var(--r);
  text-decoration:none;font-weight:500;font-size:16.5px;border:1px solid transparent;transition:.2s;font-family:inherit;cursor:pointer
}
.btn svg{width:16px;height:16px;stroke-width:1.9}
.btn-gold{background:var(--gold);color:#fff}
.btn-gold:hover{background:var(--gold-dk)}
.btn-outline{border-color:rgba(255,255,255,.55);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.12)}
.btn-line{border-color:var(--gold);color:var(--gold-dk);background:transparent}
.btn-line:hover{background:var(--gold);color:#fff}
.hero-rule{width:56px;height:2px;background:var(--gold-lt);margin-top:26px}

@media(max-width:900px){
  .hero{min-height:0}
  .hero-photo{width:100%;opacity:.34;-webkit-mask-image:none;mask-image:none}
  .hero-photo::after{background:linear-gradient(90deg,rgba(22,40,60,.86),rgba(22,40,60,.6))}
  .hero-inner{padding:56px 0 60px;max-width:none}
}

/* ================= หัวข้อหมวด ================= */
section{padding:78px 0}
.sec-head{text-align:center;max-width:60ch;margin:0 auto 48px}
.sec-head .eyebrow{margin-bottom:10px}
.sec-head h2{font-size:clamp(28px,3.2vw,38px)}
.sec-head p{color:var(--muted);margin-top:10px;font-size:16.5px}

/* ================= บริการ (ตารางเส้น) ================= */
.services{background:var(--cream)}
.svc-grid{
  display:grid;grid-template-columns:repeat(3,1fr);
  border-top:1px solid var(--line);border-left:1px solid var(--line)
}
.svc{
  display:flex;gap:20px;padding:30px 28px;text-decoration:none;
  border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:.2s;background:transparent
}
.svc:hover{background:#fff}
.svc .ic{color:var(--gold);flex:none;padding-top:2px}
.svc .ic svg{width:40px;height:40px;stroke-width:1.15}
.svc h3{font-size:20px;color:var(--ink);margin-bottom:7px}
.svc p{color:var(--muted);font-size:15.5px;line-height:1.75}
.svc .go{display:inline-flex;align-items:center;gap:7px;margin-top:11px;font-size:14.5px;color:var(--gold-dk)}
.svc .go svg{width:14px;height:14px}
.svc-more{text-align:center;margin-top:34px;font-size:15.5px;color:var(--muted)}
.svc-more a{color:var(--ink);text-decoration:none;border-bottom:1px solid var(--gold);margin:0 5px;display:inline-block}
@media(max-width:1000px){.svc-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.svc-grid{grid-template-columns:1fr}.svc{padding:24px 20px}}

/* ================= เกี่ยวกับเรา ================= */
.about{background:var(--cream-2)}
.about-grid{display:grid;grid-template-columns:1.06fr 1fr;gap:58px;align-items:center}
.about-photo{border-radius:var(--r);overflow:hidden;background:var(--ink);aspect-ratio:683/308;align-self:center}
.about-photo img{width:100%;height:100%;object-fit:cover}
.about-copy h2{font-size:clamp(26px,2.9vw,35px);margin-top:12px}
.about-copy .sub{font-family:Trirong,serif;font-size:21px;color:var(--ink);margin-top:20px;line-height:1.55;font-weight:600}
.about-copy p{color:var(--muted);margin-top:16px;font-size:16.5px}
.about-copy .more{
  display:inline-flex;align-items:center;gap:9px;margin-top:22px;text-decoration:none;
  font-size:16px;color:var(--gold-dk);border-bottom:1px solid var(--gold);padding-bottom:3px
}
.about-copy .more svg{width:15px;height:15px}
.feats{grid-column:1/-1;display:grid;grid-template-columns:repeat(3,1fr);gap:34px;margin-top:22px;border-top:1px solid var(--line);padding-top:38px}
.feat{display:flex;gap:14px}
.feat .ic{color:var(--gold);flex:none}
.feat .ic svg{width:26px;height:26px;stroke-width:1.3}
.feat h3{font-size:17.5px;margin-bottom:3px}
.feat p{color:var(--muted);font-size:15px;line-height:1.7}
@media(max-width:980px){.feats{grid-template-columns:1fr;gap:22px;margin-top:38px;padding-top:28px}}
@media(max-width:900px){.about-grid{grid-template-columns:1fr;gap:34px}}

/* ================= แถบบุคลากร ================= */
.people{position:relative;background:var(--ink);color:#fff;overflow:hidden;padding:0}
.people-photo{position:absolute;top:0;right:0;bottom:0;width:56%;background-size:cover;background-position:center;z-index:0}
.people-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--ink) 0%,rgba(22,40,60,.72) 26%,rgba(22,40,60,.05) 66%)}
.people-inner{position:relative;z-index:2;max-width:520px;padding:62px 0 66px}
.people .eyebrow{color:var(--gold-lt)}
.people .eyebrow::after{background:var(--gold-lt)}
.people h2{font-size:clamp(27px,3.1vw,36px);color:#fff;margin-top:14px}
.people p{color:#C8D2DC;margin-top:12px;font-size:16.5px}
.people .btn{margin-top:26px}
@media(max-width:900px){
  .people-photo{width:100%;opacity:.3}
  .people-photo::after{background:rgba(22,40,60,.72)}
  .people-inner{max-width:none;padding:52px 0 56px}
}

/* ================= ข่าวสารและบทความ ================= */
.news{background:var(--cream)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.post{
  background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  display:flex;flex-direction:column;text-decoration:none;transition:.22s
}
.post:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(22,40,60,.10)}
.post .thumb{aspect-ratio:16/9;background:var(--ink) center/cover no-repeat;display:grid;place-items:center;color:rgba(255,255,255,.5)}
.post .thumb svg{width:42px;height:42px;stroke-width:1}
.post .pbody{padding:18px 22px 22px}
.post .cat{font-size:13px;color:var(--gold-dk);letter-spacing:.04em}
.post h3{font-size:19px;margin-top:6px;line-height:1.5;color:var(--ink)}
.post p{color:var(--muted);font-size:15px;margin-top:8px;line-height:1.7}
.post .read{display:inline-flex;align-items:center;gap:7px;margin-top:14px;font-size:14.5px;color:var(--gold-dk)}
.post .read svg{width:14px;height:14px}
.post .lock{display:inline-flex;align-items:center;gap:5px;font-size:12.5px;color:var(--gold-dk);border:1px solid var(--gold);border-radius:99px;padding:1px 9px;margin-left:8px}
.post .lock svg{width:11px;height:11px}
.news-all{
  display:inline-flex;align-items:center;gap:8px;text-decoration:none;font-size:15.5px;
  color:var(--gold-dk);border-bottom:1px solid var(--gold);padding-bottom:3px
}
.news-all svg{width:15px;height:15px}
.news-foot{display:flex;justify-content:center;margin-top:36px}
@media(max-width:980px){.news-grid{grid-template-columns:1fr}}

/* ================= แถบชวนติดต่อ ================= */
.cta-band{background:var(--cream-2);border-top:1px solid var(--line);padding:44px 0}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.cta-in h2{font-size:clamp(24px,2.6vw,31px)}
.cta-in p{color:var(--muted);margin-top:6px;font-size:16px}

/* ================= ติดต่อเรา (หน้าแรก/หน้าติดต่อ) ================= */
.contact{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.contact-grid{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;z-index:2}
.contact h2{color:#fff;font-size:clamp(27px,3.1vw,36px);margin-top:14px}
.contact .eyebrow{color:var(--gold-lt)}
.contact .eyebrow::after{background:var(--gold-lt)}
.contact .lead{color:#C8D2DC;margin-top:14px;font-size:16.5px;max-width:44ch}
.info{list-style:none;padding:0;margin:34px 0 0;display:grid;grid-template-columns:repeat(2,1fr);gap:24px 22px}
.info li{display:flex;gap:14px}
.info li.wide{grid-column:1/-1}
.info .ic{color:var(--gold-lt);flex:none;margin-top:3px}
.info .lbl{font-size:13.5px;color:#93A3B3;margin:0 0 2px}
.info .val{margin:0;font-size:16px;color:#EDF2F6;line-height:1.7}
.info a{text-decoration:none;border-bottom:1px solid rgba(184,147,90,.7)}
.skyline{position:absolute;left:0;right:0;bottom:0;width:100%;height:200px;opacity:.16;color:#8FA8BE;z-index:0}
.contact-photo{position:absolute;inset:0;background-size:cover;background-position:center bottom;opacity:.4;z-index:0}
.contact-photo::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,var(--ink) 0%,rgba(22,40,60,.7) 40%,rgba(22,40,60,.6) 100%)}
.form-card{background:#fff;border-radius:var(--r);padding:32px;color:var(--text)}
.form-card h3{font-size:21px;margin-bottom:6px;color:var(--ink)}
.form-card .fnote{color:var(--muted);font-size:15px;margin-bottom:18px}
form{display:grid;gap:15px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:15px}
label{font-size:14.5px;display:block;margin-bottom:6px;color:var(--muted)}
input,select,textarea{
  width:100%;font:inherit;font-size:16px;padding:12px 14px;border:1px solid var(--line);
  border-radius:var(--r);background:#fff;color:var(--text);min-width:0;max-width:100%
}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--gold)}
textarea{min-height:112px;resize:vertical}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:var(--muted)}
.consent input{width:17px;height:17px;flex:none;margin-top:4px}
button.submit{
  background:var(--gold);color:#fff;border:none;padding:15px;border-radius:var(--r);font:inherit;
  font-weight:600;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:9px
}
button.submit:hover{background:var(--gold-dk)}
button.submit svg{width:16px;height:16px;stroke-width:2}
.form-note{font-size:13.5px;color:var(--muted);line-height:1.7}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr;gap:36px}.info{grid-template-columns:1fr}.row2{grid-template-columns:1fr}}

/* ================= ส่วนท้าย ================= */
footer{background:var(--ink-3);color:#A9B6C2;font-size:15px}
.foot-main{display:flex;align-items:center;gap:30px;padding:26px 0;flex-wrap:wrap}
.foot-brand{display:flex;gap:13px;align-items:center;color:#fff;flex:none}
.foot-brand svg{width:40px;height:44px;flex:none;color:var(--gold)}
.foot-brand .th{font-family:Trirong,serif;font-size:17.5px;line-height:1.25;display:block}
.foot-brand .en{font-size:9.5px;letter-spacing:.26em;color:var(--gold-lt);margin-top:3px;display:block}
.foot-nav{display:flex;flex-wrap:wrap;align-items:center;gap:0 1px;margin-left:auto}
.foot-nav a{text-decoration:none;padding:4px 17px;border-left:1px solid var(--line-dark);white-space:nowrap}
.foot-nav a:first-child{border-left:none}
.foot-nav a:hover{color:var(--gold-lt)}
.to-top{
  width:44px;height:44px;border:1px solid var(--line-dark);border-radius:50%;display:grid;place-items:center;
  color:#fff;text-decoration:none;flex:none;transition:.2s
}
.to-top:hover{border-color:var(--gold);color:var(--gold-lt)}
.to-top svg{width:18px;height:18px}

.foot-info{
  border-top:1px solid var(--line-dark);padding:22px 0;display:grid;
  grid-template-columns:repeat(4,1fr);gap:24px;font-size:14.5px;line-height:1.85
}
.foot-info h4{color:#fff;font-size:14px;letter-spacing:.06em;margin-bottom:8px}
.foot-info a{color:#A9B6C2;text-decoration:none}
.foot-info a:hover{color:var(--gold-lt)}
.foot-social{display:flex;gap:9px;margin-top:12px}
.foot-social a{width:34px;height:34px;border:1px solid var(--line-dark);border-radius:50%;display:grid;place-items:center;color:#C0CBD5}
.foot-social a:hover{background:var(--gold);border-color:var(--gold);color:#fff}
.foot-social svg{width:16px;height:16px;stroke-width:1.6}
.disclaimer{border-top:1px solid var(--line-dark);padding:16px 0;font-size:13px;color:#7C8A96;line-height:1.85}
.foot-bottom{
  border-top:1px solid var(--line-dark);padding:16px 0 20px;display:flex;justify-content:space-between;
  gap:18px;flex-wrap:wrap;font-size:13.5px;color:#7C8A96
}
.foot-bottom nav{display:flex;gap:20px;flex-wrap:wrap}
.foot-bottom a{text-decoration:none}
.foot-bottom a:hover{color:var(--gold-lt)}
@media(max-width:980px){.foot-info{grid-template-columns:1fr 1fr}}
@media(max-width:640px){
  .foot-main{gap:18px}
  .foot-nav{margin-left:0;gap:0}
  .foot-nav a{padding:4px 12px 4px 0;border-left:none}
  .foot-info{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;gap:10px}
}

/* ================= แถบติดต่อบนมือถือ ================= */
.mobile-bar{position:fixed;left:0;right:0;bottom:0;z-index:50;display:none;grid-template-columns:1fr 1fr;gap:1px;background:rgba(255,255,255,.16)}
.mobile-bar a{padding:15px;text-align:center;text-decoration:none;font-weight:500;font-size:16px}
.mb-call{background:var(--ink);color:#fff}
.mb-line{background:var(--gold);color:#fff}
@media(max-width:900px){.mobile-bar{display:grid}footer{padding-bottom:56px}}

@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}