/* ===== สำนักงานทนายความ คมสัน แช่มช้อย — 1Day1Deaw ===== */

:root{
  --navy-900:#0C1130;
  --navy-800:#141A42;
  --navy-700:#1D2559;
  --brand:#2E3192;      /* สีน้ำเงินจากป้ายสำนักงาน */
  --brand-600:#3A3EB4;
  --gold:#C9A227;
  --gold-300:#E8C765;
  --gold-ink:#7A5F14;
  --paper:#FFFFFF;
  --paper-2:#F5F6FB;
  --line:#E3E5F0;
  --ink:#141733;
  --ink-2:#4E5375;
  --line-green:#06C755;

  --wrap:1160px;
  --pad:20px;
  --r-sm:10px;
  --r:14px;
  --r-lg:20px;
  --dock-h:calc(58px + env(safe-area-inset-bottom));

  --sh-1:0 1px 2px rgba(12,17,48,.06), 0 2px 6px rgba(12,17,48,.05);
  --sh-2:0 2px 4px rgba(12,17,48,.06), 0 8px 20px rgba(12,17,48,.08);
  --sh-3:0 4px 8px rgba(12,17,48,.08), 0 18px 40px rgba(12,17,48,.12);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
section[id]{scroll-margin-top:86px}
body{
  margin:0;
  font-family:"IBM Plex Sans Thai","Noto Sans Thai",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.7;
  color:var(--ink);
  background:var(--paper);
  overflow-x:hidden;
  padding-bottom:var(--dock-h);
}
img{display:block;max-width:100%}
h1,h2,h3{line-height:1.4;margin:0;font-weight:700;letter-spacing:-.01em;text-wrap:balance}
p{text-wrap:pretty}
p{margin:0}
a{color:inherit}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}
.ic{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round;flex:none}
.ic-brand{width:22px;height:22px;flex:none}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

.skip{position:absolute;left:-9999px;top:0;z-index:200;background:var(--gold);color:var(--navy-900);padding:12px 18px;border-radius:0 0 var(--r-sm) 0;font-weight:600}
.skip:focus{left:0}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px;border-radius:4px}

/* ---------- ปุ่ม ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:12px 22px;border:0;border-radius:999px;
  font-weight:600;font-size:16px;line-height:1.4;text-decoration:none;cursor:pointer;
  transition:transform .2s cubic-bezier(.2,.7,.3,1), box-shadow .2s ease, background-color .2s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn-lg{min-height:56px;padding:14px 28px;font-size:17px}
.btn-gold{background:var(--gold);color:#22190A;box-shadow:0 6px 18px rgba(201,162,39,.32)}
.btn-gold:hover{background:var(--gold-300);box-shadow:0 10px 26px rgba(201,162,39,.4)}
.btn-navy{background:var(--brand);color:#fff;box-shadow:0 6px 18px rgba(46,49,146,.28)}
.btn-navy:hover{background:var(--brand-600)}
.btn-line{background:var(--line-green);color:#062E17;box-shadow:0 6px 18px rgba(6,199,85,.3)}
.btn-line:hover{background:#0ADB63}
.btn .ic{width:21px;height:21px}

/* ---------- หัวเว็บ ---------- */
.site-head{
  position:fixed;inset:0 0 auto;z-index:80;
  background:rgba(12,17,48,0);
  transition:background-color .3s ease, box-shadow .3s ease, backdrop-filter .3s ease;
}
.site-head.stuck{background:rgba(12,17,48,.94);backdrop-filter:saturate(1.4) blur(10px);box-shadow:0 1px 0 rgba(255,255,255,.08),0 8px 24px rgba(0,0,0,.24)}
.head-in{display:flex;align-items:center;gap:16px;min-height:66px}
.brand{display:flex;align-items:center;gap:11px;min-height:44px;text-decoration:none;color:#fff;margin-right:auto}
.brand-mark{
  width:40px;height:40px;flex:none;display:grid;place-items:center;border-radius:11px;
  background:linear-gradient(160deg,var(--gold-300),var(--gold));color:#22190A;
  box-shadow:0 3px 10px rgba(0,0,0,.28);
}
.brand-mark .ic{width:22px;height:22px;stroke-width:1.9}
.brand-txt{display:flex;flex-direction:column;line-height:1.22}
.brand-txt strong{font-size:14px;font-weight:500;letter-spacing:.02em;color:rgba(255,255,255,.72)}
.brand-txt span{font-size:17px;font-weight:700}
.head-nav{display:none;gap:26px}
.head-nav a{text-decoration:none;color:rgba(255,255,255,.86);font-size:15.5px;font-weight:500;padding:6px 0;position:relative}
.head-nav a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--gold);transition:right .25s ease}
.head-nav a:hover{color:#fff}
.head-nav a:hover::after{right:0}
.head-cta{display:none}

@media (min-width:1024px){
  .head-nav{display:flex}
  .head-cta{display:inline-flex}
  .head-in{min-height:76px}
}

/* ---------- แบนเนอร์ ---------- */
.hero{position:relative;isolation:isolate;display:flex;align-items:flex-end;min-height:520px;height:70svh;max-height:720px;overflow:hidden;background:var(--navy-900)}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 22%;z-index:-2;will-change:transform}
.hero-scrim{
  position:absolute;inset:0;z-index:-1;
  background:
    linear-gradient(to top, rgba(12,17,48,.96) 0%, rgba(12,17,48,.86) 26%, rgba(12,17,48,.42) 55%, rgba(12,17,48,.18) 78%, rgba(12,17,48,.32) 100%),
    linear-gradient(to right, rgba(12,17,48,.55) 0%, rgba(12,17,48,0) 62%);
}
.hero-in{padding-top:96px;padding-bottom:38px;color:#fff}
.hero-eyebrow{display:flex;align-items:center;gap:9px;font-size:14px;font-weight:600;letter-spacing:.13em;color:var(--gold-300);margin-bottom:14px}
.hero-eyebrow i{width:4px;height:4px;border-radius:50%;background:currentColor;opacity:.6}
.hero h1{font-size:clamp(30px,7.6vw,58px);letter-spacing:-.02em;text-shadow:0 2px 18px rgba(0,0,0,.4)}
.hero h1 em{font-style:normal;color:var(--gold-300)}
.hero-lead{margin-top:16px;max-width:34ch;font-size:16.5px;color:rgba(255,255,255,.9);text-shadow:0 1px 10px rgba(0,0,0,.45)}
.hero-slogan{margin-top:18px}
.hero-slogan span{
  display:inline-block;padding:7px 16px;border-radius:999px;font-size:14.5px;font-weight:600;
  color:var(--gold-300);border:1px solid rgba(232,199,101,.44);background:rgba(12,17,48,.4);
}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-cta .btn{flex:1 1 auto;min-width:0}

@media (min-width:768px){
  .hero{height:78vh;min-height:600px;max-height:800px}
  .hero-in{padding-bottom:64px}
  .hero-lead{font-size:18px;max-width:42ch}
  .hero-cta .btn{flex:0 0 auto}
}

/* ---------- จุดเด่น ---------- */
.feats{background:var(--navy-800);color:#fff;padding:34px 0}
.feat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px 12px}
.feat{padding:16px 14px;border-radius:var(--r);background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.09)}
.feat .ic{color:var(--gold-300);margin-bottom:10px}
.feat h3{font-size:15.5px;margin-bottom:5px}
.feat p{font-size:14px;line-height:1.62;color:rgba(255,255,255,.74)}

@media (min-width:768px){
  .feats{padding:44px 0}
  .feat-grid{grid-template-columns:repeat(4,1fr);gap:16px}
  .feat{padding:22px 20px}
  .feat h3{font-size:17px}
  .feat p{font-size:15px}
}

/* ---------- โครงส่วนทั่วไป ---------- */
.sec{padding:56px 0}
.sec-tint{background:var(--paper-2)}
.sec-navy{background:var(--navy-900);color:#fff}
.eyebrow{font-size:14px;font-weight:600;letter-spacing:.15em;color:var(--gold-ink);margin-bottom:10px}
.sec-navy .eyebrow{color:var(--gold-300)}
.sec h2{font-size:clamp(25px,5.4vw,40px)}
.sec-lead{margin-top:12px;font-size:16.5px;color:var(--ink-2);max-width:56ch}
.sec-navy .sec-lead{color:rgba(255,255,255,.76)}
@media (min-width:768px){.sec{padding:80px 0}}

/* ---------- บริการ ---------- */
.svc-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:26px}
.svc{
  padding:16px 14px;border-radius:var(--r);background:var(--paper);
  border:1px solid var(--line);box-shadow:var(--sh-1);
  transition:transform .2s cubic-bezier(.2,.7,.3,1), box-shadow .2s ease, border-color .2s ease;
}
.svc:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#C9CDE4}
.svc .ic{color:var(--brand);margin-bottom:11px}
.svc h3{font-size:16px;margin-bottom:6px}
.svc p{font-size:14px;line-height:1.62;color:var(--ink-2)}
.svc-note{margin-top:28px;text-align:center;font-size:16.5px;color:var(--ink-2)}
.svc-cta{margin-top:16px;display:flex;justify-content:center}

@media (min-width:480px){.svc-grid{gap:12px}}
@media (min-width:768px){
  .svc-grid{grid-template-columns:repeat(3,1fr);gap:16px;margin-top:36px}
  .svc{padding:24px 22px}
  .svc h3{font-size:18px}
  .svc p{font-size:15px}
}
@media (min-width:1024px){.svc-grid{grid-template-columns:repeat(4,1fr)}}

/* ---------- เกี่ยวกับ ---------- */
.about{display:grid;gap:28px}
.about-media img{width:100%;height:auto;border-radius:var(--r-lg)}
.about-txt p{margin-top:14px;color:var(--ink-2)}
.about-txt h2+p{margin-top:18px}
.about-facts{margin-top:24px;display:grid;gap:12px;border-top:1px solid var(--line);padding-top:20px}
.about-facts li{display:flex;gap:11px;align-items:flex-start;font-size:15.5px;color:var(--ink)}
.about-facts .ic{color:var(--brand);width:21px;height:21px;margin-top:3px}

@media (min-width:900px){
  .about{grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:56px;align-items:center}
}

/* ---------- แกลเลอรี ---------- */
.gallery{columns:2;column-gap:10px;margin-top:26px}
.shot{
  display:block;position:relative;width:100%;padding:0;margin:0 0 10px;border:0;background:none;cursor:pointer;
  border-radius:var(--r);overflow:hidden;line-height:0;break-inside:avoid;
  transition:transform .2s cubic-bezier(.2,.7,.3,1);
}
.shot img{width:100%;height:auto}
.shot:hover{transform:translateY(-3px)}
.shot-ic{
  position:absolute;right:9px;bottom:9px;width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;background:rgba(12,17,48,.6);color:#fff;
  backdrop-filter:blur(6px);opacity:0;transition:opacity .2s ease;
}
.shot-ic .ic{width:17px;height:17px}
.shot:hover .shot-ic,.shot:focus-visible .shot-ic{opacity:1}
@media (min-width:480px){.gallery{columns:3;column-gap:12px}.shot{margin-bottom:12px}}
@media (min-width:1024px){.gallery{column-gap:16px;margin-top:36px}.shot{margin-bottom:16px}}

/* ---------- ติดต่อ ---------- */
.contact-grid{display:grid;grid-template-columns:1fr;gap:10px;margin-top:28px}
.cc{
  display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;gap:0 14px;
  align-items:center;text-decoration:none;padding:16px 18px;border-radius:var(--r);
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);
  transition:transform .2s cubic-bezier(.2,.7,.3,1), background-color .2s ease, border-color .2s ease;
}
.cc:hover{transform:translateY(-3px);background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.26)}
.cc>svg{grid-row:1/3;color:var(--gold-300);width:26px;height:26px}
.cc-k{font-size:14px;color:rgba(255,255,255,.66);line-height:1.5}
.cc-v{font-size:17px;font-weight:600;line-height:1.4;overflow-wrap:anywhere}
.cc-call{background:var(--gold);border-color:var(--gold);color:#22190A}
.cc-call:hover{background:var(--gold-300);border-color:var(--gold-300)}
.cc-call>svg{color:#22190A}
.cc-call .cc-k{color:rgba(34,25,10,.72)}
.cc-line{background:var(--line-green);border-color:var(--line-green);color:#062E17}
.cc-line:hover{background:#0ADB63;border-color:#0ADB63}
.cc-line>svg{color:#062E17}
.cc-line .cc-k{color:rgba(6,46,23,.7)}

.contact-detail{display:grid;gap:26px;margin-top:34px;padding-top:30px;border-top:1px solid rgba(255,255,255,.15)}
.contact-detail h3{font-size:14px;letter-spacing:.1em;color:var(--gold-300);font-weight:600;margin-bottom:8px}
.contact-detail p{color:rgba(255,255,255,.82);font-size:16px}
.socials{display:flex;gap:10px;flex-wrap:wrap}
.socials a{
  display:inline-flex;align-items:center;gap:9px;text-decoration:none;
  padding:10px 16px;min-height:46px;border-radius:999px;font-size:15px;font-weight:600;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.17);
  transition:transform .2s cubic-bezier(.2,.7,.3,1), background-color .2s ease;
}
.socials a:hover{transform:translateY(-2px);background:rgba(255,255,255,.15)}

@media (min-width:640px){.contact-grid{grid-template-columns:repeat(2,1fr);gap:12px}}
@media (min-width:900px){
  .contact-grid{grid-template-columns:repeat(4,1fr);gap:14px}
  .contact-detail{grid-template-columns:repeat(3,1fr);gap:34px}
}

/* ---------- ท้ายหน้า ---------- */
.site-foot{background:var(--navy-800);color:rgba(255,255,255,.78);padding:40px 0 34px;font-size:15px}
.foot-in{display:grid;gap:22px;justify-items:start}
.foot-plate{width:100%;max-width:340px;height:auto;border-radius:var(--r-sm)}
.foot-info p{margin-top:5px}
.foot-name{font-size:17px;font-weight:700;color:#fff;margin-top:0!important}
.foot-links{display:flex;flex-wrap:wrap;gap:0 22px;margin-top:2px!important}
.foot-info a{display:inline-flex;align-items:center;min-height:44px;color:var(--gold-300);text-decoration:none;overflow-wrap:anywhere}
.foot-info a:hover{text-decoration:underline}
.foot-areas{color:rgba(255,255,255,.55);font-size:14px;margin-top:12px!important}
.foot-copy{width:100%;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);font-size:14px;color:rgba(255,255,255,.5)}
@media (min-width:768px){
  .foot-in{grid-template-columns:auto 1fr;align-items:start;column-gap:44px}
  .foot-plate{max-width:420px}
  .foot-copy{grid-column:1/-1}
}

/* ---------- ปุ่มลอยมือถือ ---------- */
.dock{
  position:fixed;left:0;right:0;bottom:0;z-index:90;display:flex;gap:1px;
  background:rgba(255,255,255,.14);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -6px 24px rgba(12,17,48,.28);
}
.dock-btn{
  flex:1;display:flex;align-items:center;justify-content:center;gap:9px;
  height:58px;text-decoration:none;font-weight:700;font-size:16px;
}
.dock-call{background:var(--gold);color:#22190A}
.dock-line{background:var(--line-green);color:#062E17}
.dock-btn .ic{width:21px;height:21px}
@media (min-width:1024px){.dock{display:none}
  :root{--dock-h:0px}}

/* ---------- กล่องดูรูปเต็ม ---------- */
.lb{position:fixed;inset:0;z-index:120;background:rgba(8,11,28,.94);display:grid;place-items:center;padding:16px}
.lb[hidden]{display:none}
.lb-fig{margin:0;max-width:min(100%,1000px);display:flex;flex-direction:column;align-items:center;gap:14px}
.lb-fig img{max-width:100%;max-height:76svh;width:auto;height:auto;border-radius:var(--r);object-fit:contain}
.lb-fig figcaption{color:rgba(255,255,255,.8);font-size:14.5px;text-align:center;max-width:52ch;line-height:1.6}
.lb-x,.lb-nav{
  position:absolute;display:grid;place-items:center;width:48px;height:48px;border-radius:50%;
  border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.1);color:#fff;cursor:pointer;
  transition:background-color .2s ease;
}
.lb-x:hover,.lb-nav:hover{background:rgba(255,255,255,.2)}
.lb-x{top:16px;right:16px}
.lb-prev{left:12px;top:50%;transform:translateY(-50%)}
.lb-next{right:12px;top:50%;transform:translateY(-50%)}
@media (min-width:768px){.lb-prev{left:24px}.lb-next{right:24px}}

/* ---------- อนิเมชันตอนเลื่อนถึง ---------- */
.js .reveal{opacity:0;transform:translateY(20px);transition:opacity .55s ease, transform .55s cubic-bezier(.2,.7,.3,1)}
.js .reveal.in{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
  .js .reveal{opacity:1;transform:none}
  .btn:hover,.svc:hover,.shot:hover,.cc:hover,.socials a:hover{transform:none}
  .hero-img{transform:none!important}
}