/* AccliX landing · ธีมสุขุม v2 (กรมท่า + เขียวมิ้นต์ + เทา) ตามโลโก้ AccliX Co.,Ltd.
   กติกาตัวอักษรไทย: หัวข้อ line-height >= 1.5 · เนื้อความ >= 1.75 · ไม่ใช้ letter-spacing ติดลบกับตัวไทย */
:root{
  --navy:#0B1D2E; --navy2:#12304A; --navy3:#1B4366; --mint:#1FCB9F; --mint2:#5BE3BF; --mint-d:#0B9B77; --mint-l:#E2F8F0;
  --gray:#E3E8ED; --bg:#F4F7FA; --paper:#FFFFFF; --ink:#102335; --soft:#53667A; --wrap:1720px;
  --shadow:0 24px 50px -28px rgba(11,29,46,.45);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:"Noto Sans Thai","Poppins",Tahoma,sans-serif;font-size:18px;line-height:1.75;overflow-x:hidden}
h1,h2,h3{font-family:"Noto Sans Thai","Poppins",sans-serif;font-weight:700;line-height:1.5;color:var(--navy)}
img,video{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
svg.i{width:26px;height:26px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 clamp(16px,4vw,80px)}

/* โลโก้ */
.brand{display:flex;align-items:center;gap:12px}
.brand .mark{width:44px;height:40px;flex:none}
.wm{display:block;font-family:"Poppins",sans-serif;font-weight:700;font-size:27px;line-height:1.3;color:var(--navy);white-space:nowrap}
.wm b{color:var(--mint);font-weight:700}
.brand small{display:block;font-family:"Poppins",sans-serif;font-size:11px;font-weight:600;letter-spacing:.06em;color:var(--soft);line-height:1.4}

/* ปุ่ม */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-weight:600;font-size:17px;line-height:1.5;padding:.8em 1.6em;border-radius:12px;border:1.5px solid transparent;transition:transform .15s, box-shadow .15s, background .15s;white-space:nowrap}
.btn:hover{transform:translateY(-2px)}
.btn.line{background:linear-gradient(135deg,var(--mint2),var(--mint));color:var(--navy);box-shadow:0 10px 24px -10px rgba(31,203,159,.7)}
.btn.line:hover{box-shadow:0 14px 30px -10px rgba(31,203,159,.85)}
.btn.ghost{border-color:#ffffff40;color:#fff;background:#ffffff0d}
.btn.ghost:hover{background:#ffffff1a}
.btn.small{font-size:15px;padding:.5em 1.1em;box-shadow:none}
.line-ico{width:24px;height:24px;border-radius:6px;background:var(--navy);color:var(--mint);display:grid;place-items:center;font:800 7.5px/1 Arial,sans-serif;flex:none}
.cta{display:flex;gap:14px;flex-wrap:wrap;align-items:center}

/* เมนู */
nav{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--gray)}
nav .wrap{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:20px}
.menu{display:flex;gap:30px;align-items:center;font-weight:500;color:var(--soft);font-size:15px}
.menu a:not(.btn):hover{color:var(--navy)}

/* หัวส่วน */
section{padding:110px 0;position:relative}
.tag{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:14px;line-height:1.5;color:var(--mint-d);margin-bottom:14px;letter-spacing:.03em}
.tag:before{content:"";width:28px;height:2px;background:var(--mint);border-radius:2px}
.center .tag:after{content:"";width:28px;height:2px;background:var(--mint);border-radius:2px}
h2{font-size:42px;margin-bottom:14px}
h2 em{font-style:normal;color:var(--mint-d)}
.sub{color:var(--soft);font-size:19px;max-width:780px}
.center{text-align:center}.center .sub{margin-left:auto;margin-right:auto}
.dark{background:radial-gradient(1200px 500px at 85% 0%,#1B4366 0%,transparent 60%),radial-gradient(900px 500px at 0% 100%,#0F3A3A 0%,transparent 60%),var(--navy);color:#D2DEE9}
.dark h2,.dark h3{color:#fff}.dark h2 em{color:var(--mint)}.dark .sub{color:#9FB3C6}.dark .tag{color:var(--mint)}

/* hero */
.hero{color:#D2DEE9;padding:84px 0 150px;position:relative;overflow:hidden;
  background:radial-gradient(900px 520px at 88% 10%,#1E5A6E 0%,transparent 60%),radial-gradient(700px 500px at 0% 100%,#173C5C 0%,transparent 60%),var(--navy)}
.hero:before{content:"";position:absolute;inset:0;background-image:radial-gradient(#ffffff16 1px,transparent 1px);background-size:26px 26px;mask-image:linear-gradient(180deg,#000 30%,transparent 95%);-webkit-mask-image:linear-gradient(180deg,#000 30%,transparent 95%)}
.hero .wrap{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;position:relative}
.hero h1{font-size:50px;color:#fff}
.hero h1 .ln{display:block;white-space:nowrap}
.hero h1 .hl{background:linear-gradient(90deg,var(--mint2),var(--mint));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{font-size:19px;color:#AFC2D4;margin:22px 0 34px;max-width:600px}
.hero .tag{color:var(--mint)}
.note{font-size:15px;color:var(--soft);margin-top:18px}
.hero .note{color:#8AA1B6;display:flex;gap:18px;flex-wrap:wrap}
.hero .note span{display:inline-flex;align-items:center;gap:8px}
.hero .note span:before{content:"";width:16px;height:9px;border-left:2.5px solid var(--mint);border-bottom:2.5px solid var(--mint);transform:rotate(-45deg) translateY(-3px)}
.hero-visual{position:relative;perspective:1600px}
.hero-visual .mac{transform:none;width:92%;margin:0 auto}
.hero-visual:after{content:"";position:absolute;left:8%;right:8%;bottom:-40px;height:60px;background:radial-gradient(closest-side,#1FCB9F40,transparent);filter:blur(10px);z-index:0}
.chip{position:absolute;z-index:3;background:rgba(255,255,255,.96);color:var(--ink);border-radius:14px;padding:.65em 1.05em;font-size:15px;font-weight:500;line-height:1.55;box-shadow:0 18px 40px -14px rgba(0,0,0,.5);display:flex;gap:10px;align-items:center}
.chip .dot{width:32px;height:32px;border-radius:9px;background:var(--mint-l);color:var(--mint-d);display:grid;place-items:center;flex:none}
.chip .dot svg.i{width:18px;height:18px}
.chip.c1{left:0;bottom:22%}.chip.c2{right:0;top:-24px}

/* MacBook */
.mac{position:relative;z-index:1}
.mac .lid{background:linear-gradient(#1A1F27,#0B0E13);border-radius:20px 20px 6px 6px;padding:2.4% 2.4% 3.2%;box-shadow:0 40px 70px -30px rgba(0,0,0,.6);border:1px solid #2E3946}
.mac .lid:before{content:"";display:block;width:6px;height:6px;border-radius:50%;background:#2c3440;margin:-1.3% auto .9%}
.mac .screen{aspect-ratio:16/10;overflow:hidden;border-radius:4px;background:#fff}
.mac .screen img{width:100%;height:100%;object-fit:cover;object-position:top left}
.mac .base{height:16px;margin:0 -7%;background:linear-gradient(#E1E6EB,#A9B3BD);border-radius:0 0 18px 18px;position:relative}
.mac .base:before{content:"";position:absolute;left:50%;top:0;transform:translateX(-50%);width:16%;height:7px;background:#C3CAD2;border-radius:0 0 10px 10px}

/* แถบจุดเด่นใต้ hero */
.band{position:relative;z-index:5;margin-top:-84px}
.band .row{display:grid;grid-template-columns:repeat(4,1fr);background:var(--paper);border-radius:20px;box-shadow:var(--shadow);overflow:hidden;border:1px solid var(--gray)}
.band .it{padding:28px 30px;display:flex;gap:16px;align-items:flex-start}
.band .it + .it{border-left:1px solid var(--gray)}
.band .big{font-family:"Poppins","Noto Sans Thai",sans-serif;font-weight:700;font-size:34px;line-height:1.3;color:var(--navy);white-space:nowrap}
.band .big small{font-size:16px;color:var(--mint-d);margin-left:4px}
.band .ic{width:46px;height:46px;border-radius:12px;background:linear-gradient(135deg,var(--navy2),var(--navy));color:var(--mint);display:grid;place-items:center;flex:none}
.band p{font-size:15px;color:var(--soft);line-height:1.7}

/* การ์ด */
.grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:52px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:52px}
.card{position:relative;background:var(--paper);border:1px solid var(--gray);border-radius:18px;padding:30px;transition:transform .2s, box-shadow .2s, border-color .2s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#CFE9E0}
.card .ico{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,var(--mint-l),#CDEFE4);color:var(--mint-d);margin-bottom:20px}
.card h3{font-size:20px;margin-bottom:8px}
.card p{color:var(--soft);font-size:16px}
.pain .card .k{position:absolute;right:22px;top:16px;font-family:"Poppins";font-weight:700;font-size:44px;line-height:1.3;color:#EEF2F5}
.pain .card .ico{background:linear-gradient(135deg,#EEF3F7,#E1E9F0);color:var(--navy2)}
.ouch{display:flex;gap:22px;align-items:center;border-radius:18px;padding:26px 32px;margin-top:26px;color:#D2DEE9;
  background:linear-gradient(110deg,var(--navy) 0%,var(--navy2) 100%);box-shadow:var(--shadow)}
.ouch .ico{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;background:#ffffff12;color:#FFB4A2;flex:none}
.ouch p{font-size:18px}.ouch b{color:#fff}

/* วิธีทำงาน: เส้นเวลา */
#how{background:var(--paper)}
.steps{position:relative;margin-top:30px}
.steps:before{content:"";position:absolute;left:50%;top:40px;bottom:40px;width:2px;background:linear-gradient(var(--mint),#1FCB9F00);transform:translateX(-1px)}
.step{display:grid;grid-template-columns:1fr 1fr;gap:96px;align-items:center;margin-top:70px;position:relative}
.step:after{content:"";position:absolute;left:50%;top:50%;width:18px;height:18px;border-radius:50%;background:var(--paper);border:4px solid var(--mint);transform:translate(-50%,-50%);box-shadow:0 0 0 6px #1FCB9F22}
.step.flip .txt{order:2}
.step .num{display:block;font-family:"Poppins",sans-serif;font-weight:700;font-size:64px;line-height:1.2;background:linear-gradient(135deg,var(--mint),var(--navy3));-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:6px}
.step h3{font-size:29px;margin-bottom:10px}
.step p{color:var(--soft);font-size:18px}
.step ul{margin-top:16px;list-style:none}
.step li{position:relative;padding-left:32px;margin:8px 0;font-size:17px}
.step li:before{content:"";position:absolute;left:3px;top:.55em;width:14px;height:8px;border-left:2.5px solid var(--mint-d);border-bottom:2.5px solid var(--mint-d);transform:rotate(-45deg)}
.step .mac{transition:transform .3s}
.step:hover .mac{transform:translateY(-6px)}
.setup{margin:80px auto 0;max-width:900px;background:linear-gradient(110deg,var(--mint-l),#F2FBF8);border:1px solid #C9EEE2;border-radius:18px;padding:24px 30px;display:flex;gap:18px;align-items:center}
.setup .ico{width:50px;height:50px;border-radius:14px;background:#fff;color:var(--mint-d);display:grid;place-items:center;flex:none}

/* วิดีโอ */
.vgrid{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:52px}
.vcard{background:#ffffff0a;border:1px solid #ffffff1c;border-radius:20px;overflow:hidden;backdrop-filter:blur(4px);transition:transform .2s,border-color .2s}
.vcard:hover{transform:translateY(-4px);border-color:#1FCB9F66}
.vcard video{width:100%;aspect-ratio:16/9;background:#000}
.vcard .cap{padding:22px 26px}
.vcard h3{font-size:20px;color:#fff}
.vcard p{font-size:16px;color:#9FB3C6}

/* ผลลัพธ์ */
.heal{background:linear-gradient(180deg,var(--bg),#EAF6F2)}
.heal .wrap{display:grid;grid-template-columns:1fr 1.1fr;gap:64px;align-items:center}
.ba{display:grid;grid-template-columns:1fr auto 1fr;gap:18px;align-items:center}
.ba .box{background:var(--paper);border:1px solid var(--gray);border-radius:20px;padding:30px 26px;text-align:center;box-shadow:0 14px 34px -26px rgba(11,29,46,.5)}
.ba .box.after{background:linear-gradient(160deg,var(--navy2),var(--navy));border-color:transparent;color:#D2DEE9}
.ba .box.after h3{color:#fff}.ba .box.after p{color:#AFC2D4}
.ba .who{display:grid;place-items:center;width:60px;height:60px;margin:0 auto 14px;border-radius:50%;background:var(--bg);color:var(--soft)}
.ba .after .who{background:#1FCB9F22;color:var(--mint)}
.ba h3{font-size:19px}
.ba p{font-size:16px;color:var(--soft)}
.ba .arrow{width:46px;height:46px;border-radius:50%;background:var(--mint);color:var(--navy);display:grid;place-items:center;box-shadow:0 8px 20px -8px rgba(31,203,159,.8)}

/* ความมั่นใจ (พื้นเข้ม) */
.trust .card{background:#ffffff08;border-color:#ffffff1a}
.trust .card:hover{border-color:#1FCB9F66;box-shadow:none}
.trust .card h3{color:#fff}.trust .card p{color:#A9BCCD}
.trust .card .ico{background:#1FCB9F1f;color:var(--mint)}

/* กลุ่มผู้ใช้ */
.persona{overflow:hidden}
.persona:before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:linear-gradient(90deg,var(--mint),var(--navy3))}
.persona.second:before{background:var(--gray)}
.persona .pill{display:inline-block;font-size:13px;font-weight:600;line-height:1.5;padding:.3em .85em;border-radius:999px;background:var(--navy);color:#fff;margin-bottom:14px}
.persona.second .pill{background:var(--gray);color:var(--soft)}

/* ข้อเสนอ */
.duo{display:grid;grid-template-columns:1.1fr 1fr;gap:26px;margin-top:52px}
.panel{position:relative;overflow:hidden;border-radius:22px;padding:44px}
.panel.price{color:#D2DEE9;background:radial-gradient(600px 300px at 100% 0%,#1E5A6E,transparent 60%),linear-gradient(150deg,var(--navy2),var(--navy));box-shadow:var(--shadow)}
.panel.price h3{color:#fff}.panel.price .tag{color:var(--mint)}
.panel.price .free{font-family:"Poppins";font-weight:700;font-size:64px;line-height:1.35;color:var(--mint);margin-bottom:8px}
.panel.price .free small{font-family:"Noto Sans Thai";font-size:22px;color:#fff;margin-left:8px}
.panel.course{background:var(--paper);border:1px solid var(--gray)}
.panel h3{font-size:28px;margin-bottom:8px}
.panel ul{list-style:none;margin:18px 0 28px}
.panel li{position:relative;padding-left:32px;margin:9px 0}
.panel li:before{content:"";position:absolute;left:3px;top:.55em;width:14px;height:8px;border-left:2.5px solid var(--mint);border-bottom:2.5px solid var(--mint);transform:rotate(-45deg)}
.panel .wmk{position:absolute;right:-30px;bottom:-40px;width:220px;opacity:.07;pointer-events:none}

/* บทความ */
#articles{background:var(--paper)}
.agrid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:52px}
.acard{display:flex;flex-direction:column;background:#fff;border:1px solid var(--gray);border-radius:18px;overflow:hidden;transition:transform .2s, box-shadow .2s}
.acard:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.acard .thumb img{width:100%;height:100%;object-fit:cover}
.acard .thumb{height:150px;display:grid;place-items:center;color:var(--mint);position:relative;overflow:hidden;
  background:radial-gradient(260px 140px at 80% 0%,#1E5A6E,transparent 70%),linear-gradient(150deg,var(--navy2),var(--navy))}
.acard .thumb svg.i{width:44px;height:44px;stroke-width:1.5;position:relative}
.acard .body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:8px;flex:1}
.acard h3{font-size:18px}
.acard p{font-size:15px;color:var(--soft);flex:1}
.acard .more{font-weight:600;color:var(--mint-d);font-size:15px}

/* ปิดท้าย */
.final{position:relative;overflow:hidden;color:#D2DEE9;border-radius:26px;margin:0 auto 64px;width:calc(100% - 2*clamp(16px,4vw,80px));max-width:calc(var(--wrap) - 160px);padding:64px 72px;display:flex;justify-content:space-between;align-items:center;gap:40px;
  background:radial-gradient(700px 360px at 100% 0%,#1E5A6E,transparent 60%),linear-gradient(140deg,var(--navy2),var(--navy));box-shadow:var(--shadow)}
.final .wmk{position:absolute;left:-40px;bottom:-60px;width:260px;opacity:.06;pointer-events:none}
.final h2{color:#fff;margin-bottom:6px;position:relative}
.final p{color:#A9BCCD;font-size:18px;position:relative}
footer{background:var(--navy);color:#8AA1B6;padding:34px 0 40px;font-size:15px}
footer .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
footer .wm{color:#fff}footer small{color:#8AA1B6}

/* หน้าบทความ */
.article{max-width:820px;margin:0 auto;padding:56px 32px 48px}
.article .back{color:var(--soft);font-size:15px}
.article h1{font-size:38px;margin:16px 0 12px}
.article .meta{color:var(--soft);font-size:15px;margin-bottom:28px;padding-bottom:22px;border-bottom:1px solid var(--gray)}
.article h2{font-size:26px;margin:38px 0 10px}
.article p,.article li{font-size:18px;margin-bottom:14px}
.article ul,.article ol{padding-left:26px}
.article .box{background:linear-gradient(140deg,var(--navy2),var(--navy));color:#D2DEE9;border-radius:18px;padding:28px 30px;margin:36px 0}
.article .box b{color:#fff}
.article .box p{margin:0 0 16px}

@media (max-width:1100px){
  .grid4,.agrid{grid-template-columns:1fr 1fr}
  .band .row{grid-template-columns:1fr 1fr}
  .band .it:nth-child(3){border-left:0}
  .band .it:nth-child(n+3){border-top:1px solid var(--gray)}
  .hero .wrap{grid-template-columns:1fr}
  .hero-visual{max-width:760px;margin:24px auto 0}
}
@media (max-width:760px){
  body{font-size:16px}
  .wrap{padding:0 16px}
  .menu a:not(.btn){display:none}
  .wm{font-size:23px}
  .hero{padding:40px 0 120px}
  .hero h1{font-size:31px}
  .hero h1 .ln{white-space:normal}
  .hero .lead{font-size:17px}
  .hero-visual .mac{transform:none}
  .chip{font-size:13px}.chip.c1{left:4px;bottom:-22px}.chip.c2{right:4px;top:-32px}
  .band{margin-top:-70px}
  .band .row{grid-template-columns:1fr}
  .band .it + .it{border-left:0;border-top:1px solid var(--gray)}
  .band .big{font-size:28px}
  section{padding:68px 0}
  h2{font-size:27px}
  .sub{font-size:17px}
  .grid4,.grid3,.agrid,.vgrid,.duo{grid-template-columns:1fr}
  .steps:before,.step:after{display:none}
  .step,.step.flip{grid-template-columns:1fr;gap:20px;margin-top:52px}
  .step.flip .txt{order:0}
  .step .num{font-size:46px}
  .step h3{font-size:23px}
  .heal .wrap{grid-template-columns:1fr;gap:28px}
  .ba{grid-template-columns:1fr}
  .ba .arrow{transform:rotate(90deg);justify-self:center}
  .ouch,.setup{flex-direction:column;text-align:center;padding:22px}
  .btn{width:100%;white-space:normal}
  .panel{padding:30px 22px}
  .panel.price .free{font-size:48px}
  .final{margin:0 12px 40px;padding:40px 22px;flex-direction:column;text-align:center;border-radius:20px}
  .mac .base{margin:0 -3%}
  .article{padding:32px 16px}
  .article h1{font-size:27px}
  .article h2{font-size:21px}
  .article p,.article li{font-size:16px}
}
section,header{overflow-x:clip}

.pain-head{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.pain-head .ill{width:100%;max-width:520px;justify-self:end}
.article .hero-ill{width:100%;border-radius:16px;margin:0 0 28px}
@media (max-width:760px){.pain-head{grid-template-columns:1fr;gap:20px}.pain-head .ill{max-width:340px;justify-self:center}}