/* ==========================================================
   Coach-Air.net : home 2026
   สีมาจากโลโก้ (วงกลม 3 วง ส้ม / ชมพู / ม่วง)
   โครงหน้าอิงจาก lp/leaders-develop-leaders (mirror split, wipe, ladder)
   ========================================================== */
:root{
  --ca-night:#170D2B;
  --ca-plum:#2A1750;
  --ca-violet:#9A8CF5;
  --ca-pink:#FF86CF;
  --ca-amber:#FFB54A;
  --ca-paper:#FFF9F6;
  --ca-blush:#FFEDF6;
  --ca-ink:#2A1750;
  --ca-soft:#6B5C8F;
  --ca-mute:#CFC6EE;
  --ca-grad:linear-gradient(100deg,var(--ca-amber),var(--ca-pink) 48%,var(--ca-violet));
  --ca-en:'Bodoni Moda','Prompt',serif;
  --ca-th:'Prompt',system-ui,sans-serif;
  --ca-ease:cubic-bezier(.77,0,.18,1);
  --ca-out:cubic-bezier(.16,1,.3,1);
}
html{scroll-behavior:smooth}
body{margin:0;background:var(--ca-night);color:#fff;font-family:var(--ca-th);overflow-x:hidden;-webkit-font-smoothing:antialiased}
.ca-page{font-family:var(--ca-th);line-height:1.7;overflow-x:clip;background:var(--ca-paper);color:var(--ca-ink)}
.ca-page *,.ca-page *::before,.ca-page *::after{box-sizing:border-box}
.ca-page :where(h1,h2,h3,p,blockquote){margin:0}
.ca-page :where(ol,ul){margin:0;padding:0;list-style:none}
.ca-page img{display:block;max-width:100%}
.ca-page :where(a){color:inherit}
.ca-wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
.ca-en{font-family:var(--ca-en);font-style:italic;font-weight:700;letter-spacing:-.01em}

/* ---------- logo orbs ---------- */
.ca-orbs{position:relative;display:inline-block;width:34px;height:32px;flex:none}
.ca-orbs i{position:absolute;width:62%;aspect-ratio:1;border-radius:50%;mix-blend-mode:multiply;opacity:.9}
.ca-orbs i:nth-child(1){left:6%;top:0;background:var(--ca-amber)}
.ca-orbs i:nth-child(2){right:0;top:16%;background:var(--ca-violet)}
.ca-orbs i:nth-child(3){left:0;bottom:0;background:var(--ca-pink)}

/* ---------- tags / buttons ---------- */
.ca-tag{display:inline-flex;align-items:center;gap:10px;font-family:var(--ca-en);font-style:italic;font-weight:500;font-size:1.05rem;letter-spacing:.02em;color:var(--ca-pink)}
.ca-tag::before{content:"";width:34px;height:1px;background:currentColor}
.ca-tag--ink{color:#C0429A}
.ca-btn{position:relative;display:inline-flex;align-items:center;gap:12px;padding:15px 28px;border:0;border-radius:999px;font-family:var(--ca-th);font-weight:500;font-size:1rem;text-decoration:none;cursor:pointer;overflow:hidden;isolation:isolate;transition:transform .5s var(--ca-out),box-shadow .5s var(--ca-out)}
.ca-btn::before{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.55) 50%,transparent 70%);transform:translateX(-120%);transition:transform .8s var(--ca-out)}
.ca-btn:hover::before{transform:translateX(120%)}
.ca-btn:hover{transform:translateY(-3px)}
.ca-btn i{font-size:.85rem;transition:transform .45s var(--ca-out)}
.ca-btn:hover i{transform:translateX(5px)}
.ca-btn--grad{background:var(--ca-grad);color:var(--ca-night);box-shadow:0 14px 34px -14px rgba(255,134,207,.9)}
.ca-btn--line{color:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.45)}
.ca-btn--night{background:var(--ca-night);color:#fff;box-shadow:0 16px 34px -16px rgba(23,13,43,.8)}
.ca-btn--ink{background:var(--ca-ink);color:#fff;box-shadow:0 16px 34px -16px rgba(42,23,80,.7)}
.ca-more{display:inline-flex;align-items:center;gap:8px;font-family:var(--ca-en);font-style:italic;font-weight:700;font-size:1.02rem;text-decoration:none;color:#C0429A;white-space:nowrap}
.ca-more i{font-size:.75rem;transition:transform .4s var(--ca-out)}
.ca-more:hover i{transform:translateX(5px)}

/* ---------- photo treatments ---------- */
.ca-duo,.ca-photo{position:absolute;inset:0;overflow:hidden;background:var(--ca-plum)}
.ca-duo img,.ca-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.ca-duo img{filter:url(#caDuoNight)}
.ca-duo--rose{background:var(--ca-pink)}
.ca-duo--rose img{filter:url(#caDuoRose)}
.ca-duo--mirror img{transform:scaleX(-1)}

/* ================= NAV ================= */
.ca-nav{position:fixed;z-index:50;top:16px;left:50%;transform:translateX(-50%);width:min(1180px,calc(100% - 32px));display:flex;align-items:center;justify-content:space-between;gap:20px;padding:9px 12px 9px 18px;border-radius:999px;background:rgba(255,255,255,.72);backdrop-filter:blur(18px) saturate(1.5);-webkit-backdrop-filter:blur(18px) saturate(1.5);box-shadow:0 12px 40px -18px rgba(23,13,43,.5),inset 0 0 0 1px rgba(255,255,255,.7);transition:background .4s,box-shadow .4s}
.ca-nav.is-scrolled{background:rgba(255,255,255,.9)}
.ca-brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--ca-ink)}
.ca-brand-name{font-family:var(--ca-en);font-style:italic;font-weight:700;font-size:1.32rem;line-height:1;letter-spacing:-.01em}
.ca-brand-name small{font-size:.72em;font-weight:500;color:#C0429A}
.ca-menu{display:flex;align-items:center;gap:2px}
.ca-menu a{display:block;padding:9px 16px;border-radius:999px;font-size:.93rem;font-weight:500;text-decoration:none;color:var(--ca-ink);transition:background .35s,color .35s}
.ca-menu a:hover{background:var(--ca-blush);color:#C0429A}
.ca-menu li:last-child a{background:var(--ca-ink);color:#fff}
.ca-menu li:last-child a:hover{background:#C0429A;color:#fff}
.ca-nav-toggle{display:none;width:42px;height:42px;border:0;border-radius:50%;background:var(--ca-ink);cursor:pointer;position:relative}
.ca-nav-toggle span{position:absolute;left:12px;right:12px;height:2px;background:#fff;border-radius:2px;transition:transform .4s var(--ca-out),top .4s var(--ca-out)}
.ca-nav-toggle span:nth-child(1){top:16px}
.ca-nav-toggle span:nth-child(2){top:24px}
.ca-nav.is-open .ca-nav-toggle span:nth-child(1){top:20px;transform:rotate(45deg)}
.ca-nav.is-open .ca-nav-toggle span:nth-child(2){top:20px;transform:rotate(-45deg)}

/* ================= HERO : mirror split ================= */
.ca-hero{position:relative;background:var(--ca-night);color:#fff}
.ca-split{position:relative;height:clamp(500px,80vh,820px);overflow:hidden;--ca-s:50%;cursor:ew-resize}
.ca-side{position:absolute;inset:0;transition:clip-path .9s var(--ca-out)}
.ca-side--l{clip-path:inset(0 calc(100% - var(--ca-s)) 0 0)}
.ca-side--r{clip-path:inset(0 0 0 var(--ca-s))}
.ca-side--l .ca-duo{right:auto;width:62%}
.ca-side--r .ca-photo{left:auto;width:62%;background:#E9E2DC}
.ca-side--l .ca-duo img{object-position:50% 22%}
.ca-side--r .ca-photo img{object-position:50% 22%}
.ca-side--l::after,.ca-side--r::after{content:"";position:absolute;inset:0;pointer-events:none}
.ca-side--l::after{background:linear-gradient(to top,rgba(23,13,43,.9),rgba(23,13,43,0) 55%),radial-gradient(60% 50% at 0 0,rgba(154,140,245,.45),transparent 70%)}
.ca-side--r::after{background:linear-gradient(to top,rgba(255,237,246,.96),rgba(255,237,246,0) 52%),radial-gradient(50% 45% at 100% 0,rgba(255,181,74,.35),transparent 70%)}
.ca-word,.ca-ghost{position:absolute;z-index:2;font-family:var(--ca-th);font-weight:600;font-size:clamp(3rem,7.4vw,7.6rem);line-height:1.1;letter-spacing:-.02em;white-space:nowrap}
.ca-word{bottom:7%}
.ca-side--l .ca-word{left:4vw;color:#fff}
.ca-side--r .ca-word{right:4vw;text-align:right;color:var(--ca-ink)}
.ca-word small{display:block;font-weight:400;font-size:clamp(.78rem,1vw,.95rem);letter-spacing:.18em;margin-bottom:6px;line-height:1.4}
.ca-side--l .ca-word small{color:var(--ca-pink)}
.ca-side--r .ca-word small{color:#C0429A}
.ca-ghost{top:17%;color:transparent;opacity:.5;transform:scaleY(-1)}
.ca-side--l .ca-ghost{left:4vw;-webkit-text-stroke:1.2px rgba(255,134,207,.75)}
.ca-side--r .ca-ghost{right:4vw;-webkit-text-stroke:1.2px rgba(42,23,80,.35)}
.ca-axis{position:absolute;top:0;bottom:0;left:var(--ca-s);width:0;z-index:3;transition:left .9s var(--ca-out);pointer-events:none}
.ca-axis::before{content:"";position:absolute;top:0;bottom:0;left:-1px;width:2px;background:linear-gradient(var(--ca-amber),var(--ca-pink),var(--ca-violet));box-shadow:0 0 22px 2px rgba(255,134,207,.8);transform-origin:top;animation:caLine 1.4s var(--ca-ease) .2s both}
.ca-knot{position:absolute;left:0;top:47%;width:158px;height:158px;margin:-79px 0 0 -79px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;border-radius:50%;background:rgba(255,255,255,.86);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);color:var(--ca-ink);box-shadow:0 22px 60px -18px rgba(23,13,43,.6),inset 0 0 0 1px #fff;animation:caKnot 1.1s var(--ca-out) .9s both}
.ca-knot::before{content:"";position:absolute;inset:-14px;border-radius:50%;border:1.5px dashed rgba(255,255,255,.85);animation:caSpin 26s linear infinite}
.ca-knot::after{content:"";position:absolute;inset:-30px;border-radius:50%;border:1px solid rgba(255,255,255,.35)}
.ca-knot-orbs{position:absolute;inset:14px;border-radius:50%;overflow:hidden;animation:caSpin 18s linear infinite reverse}
.ca-knot-orbs i{position:absolute;width:58%;aspect-ratio:1;border-radius:50%;filter:blur(12px);opacity:.55}
.ca-knot-orbs i:nth-child(1){left:6%;top:2%;background:var(--ca-amber)}
.ca-knot-orbs i:nth-child(2){right:0;top:20%;background:var(--ca-violet)}
.ca-knot-orbs i:nth-child(3){left:2%;bottom:0;background:var(--ca-pink)}
.ca-knot b{position:relative;font-family:var(--ca-en);font-style:italic;font-weight:700;font-size:2.15rem;line-height:1}
.ca-knot > span:last-child{position:relative;margin-top:6px;font-weight:500;font-size:.92rem;letter-spacing:.14em}
@keyframes caLine{from{transform:scaleY(0)}to{transform:scaleY(1)}}
@keyframes caKnot{from{opacity:0;transform:scale(.4) rotate(-60deg)}to{opacity:1;transform:none}}
@keyframes caSpin{to{transform:rotate(360deg)}}
@keyframes caInL{from{transform:translateX(-8%)}to{transform:none}}
@keyframes caInR{from{transform:translateX(8%)}to{transform:none}}
.ca-side--l .ca-duo{animation:caInL 1.6s var(--ca-out) both}
.ca-side--r .ca-photo{animation:caInR 1.6s var(--ca-out) both}

.ca-bar{position:relative;overflow:hidden;background:var(--ca-night)}
.ca-bar::before{content:"";position:absolute;inset:-40% -10%;background:radial-gradient(38% 60% at 12% 40%,rgba(154,140,245,.42),transparent 70%),radial-gradient(34% 60% at 88% 30%,rgba(255,134,207,.32),transparent 70%),radial-gradient(30% 50% at 55% 100%,rgba(255,181,74,.22),transparent 70%);animation:caAurora 16s ease-in-out infinite alternate}
@keyframes caAurora{to{transform:translate3d(4%,-6%,0) scale(1.08)}}
.ca-bar-grid{position:relative;display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:end;padding-top:62px;padding-bottom:74px}
.ca-bar h1{font-weight:400;font-size:clamp(1.35rem,2.2vw,1.9rem);line-height:1.4;color:#fff}
.ca-bar h1 b{font-weight:600;color:var(--ca-pink)}
.ca-bar-en{display:block;margin-bottom:10px;font-family:var(--ca-en);font-style:italic;font-weight:700;font-size:clamp(3.6rem,8.4vw,7.4rem);line-height:.95;letter-spacing:-.03em;background:var(--ca-grad);-webkit-background-clip:text;background-clip:text;color:transparent;padding-right:.12em}
.ca-bar-lead{font-weight:500;font-size:1.16rem;line-height:1.6;color:#fff}
.ca-bar-p{margin-top:12px !important;font-weight:300;font-size:1.02rem;color:rgba(255,255,255,.76)}
.ca-bar-cta{margin-top:28px;display:flex;flex-wrap:wrap;gap:12px}

/* ================= WIPE : question -> answer ================= */
.ca-wipe{position:relative;background:var(--ca-plum)}
.ca-wipe-stage{position:relative}
.ca-panel{position:relative;display:grid;grid-template-columns:1fr 1fr;min-height:100vh;min-height:100svh}
.ca-panel-media{position:relative;min-height:340px}
.ca-panel-body{position:relative;padding:110px 6vw 80px;display:flex;flex-direction:column;justify-content:center}
.ca-panel--q{background:radial-gradient(60% 70% at 0 100%,rgba(154,140,245,.28),transparent 70%),var(--ca-plum);color:#fff}
.ca-panel--a{background:linear-gradient(140deg,#FFD9A0,#FFB3DF 52%,#C9BFFF);color:var(--ca-night)}
.ca-panel--a .ca-panel-media{order:-1}
.ca-panel--a .ca-photo{background:#E9E2DC}
.ca-panel--a .ca-photo img{object-position:50% 20%}
.ca-panel--q .ca-duo img{object-position:50% 20%}
.ca-panel--a .ca-tag{color:var(--ca-plum)}
.ca-kicker{margin-top:14px;font-family:var(--ca-en);font-style:italic;font-weight:700;font-size:clamp(5rem,11vw,9.5rem);line-height:.9;letter-spacing:-.04em}
.ca-panel--q .ca-kicker{color:transparent;-webkit-text-stroke:1.5px var(--ca-pink)}
.ca-panel--a .ca-kicker{font-family:var(--ca-th);font-style:normal;font-weight:700;color:transparent;-webkit-text-stroke:1.5px var(--ca-plum);line-height:1.2}
.ca-h2{margin-top:12px !important;font-weight:600;font-size:clamp(1.9rem,3.5vw,3.1rem);line-height:1.25}
.ca-panel-p{margin-top:18px !important;max-width:580px;font-weight:300;font-size:1.08rem}
.ca-panel--q .ca-panel-p{color:rgba(255,255,255,.84)}
.ca-panel--a .ca-panel-p{font-weight:400}
.ca-panel--a .ca-panel-p strong{font-weight:600}
.ca-qlabel{margin-top:30px !important;font-weight:500;color:var(--ca-pink)}
.ca-qlist{margin-top:10px !important;border-top:1px solid rgba(255,255,255,.2)}
.ca-qlist li{display:grid;grid-template-columns:48px 1fr;gap:10px;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.2);font-weight:300;font-size:1.03rem;color:rgba(255,255,255,.9)}
.ca-qlist li span{font-family:var(--ca-en);font-style:italic;font-weight:700;font-size:1.05rem;color:var(--ca-amber)}
.ca-panel--a .ca-btn{margin-top:32px;align-self:flex-start}
.ca-edge{display:none}
@media (min-width:900px){
  .ca-js .ca-wipe{height:260vh}
  .ca-js .ca-wipe-stage{position:sticky;top:0;height:100vh;overflow:hidden}
  .ca-js .ca-panel{position:absolute;inset:0;min-height:0}
  .ca-js .ca-panel--a{clip-path:inset(0 0 0 calc(var(--ca-w,0) * 1%))}
  .ca-js .ca-panel--q .ca-panel-body{transform:translateX(calc((100 - var(--ca-w,100)) * -.05%))}
  .ca-js .ca-edge{display:block;position:absolute;top:0;bottom:0;left:calc(var(--ca-w,100) * 1%);width:2px;margin-left:-1px;background:#fff;box-shadow:0 0 24px 3px rgba(255,255,255,.8);z-index:5;pointer-events:none;opacity:0;transition:opacity .3s}
  .ca-js .ca-edge::after{content:"";position:absolute;top:50%;left:50%;width:58px;height:58px;margin:-29px 0 0 -29px;border-radius:50%;background:#fff;box-shadow:0 10px 30px -8px rgba(23,13,43,.6)}
  .ca-js .ca-edge i{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:2;color:var(--ca-ink);font-size:1rem}
  .ca-panel-body{padding:110px 5vw 70px}
}
@media (max-width:899px){
  .ca-js .ca-panel{clip-path:inset(0 100% 0 0);transition:clip-path 1.2s var(--ca-ease)}
  .ca-js .ca-panel--a{clip-path:inset(0 0 0 100%)}
  .ca-js .ca-panel.is-in{clip-path:inset(0 0 0 0)}
}

/* ================= ABOUT ================= */
.ca-about{position:relative;padding:140px 0 130px;background:radial-gradient(42% 40% at 100% 0,rgba(255,134,207,.2),transparent 70%),radial-gradient(40% 40% at 0 100%,rgba(154,140,245,.18),transparent 70%),var(--ca-paper);overflow:hidden}
.ca-about-grid{display:grid;grid-template-columns:.82fr 1.18fr;gap:80px;align-items:center}
.ca-about-media{position:relative;justify-self:center;width:min(100%,410px)}
.ca-arch{position:relative;aspect-ratio:3/4.2;border-radius:999px 999px 28px 28px;overflow:hidden;background:#E9E2DC;box-shadow:0 50px 90px -50px rgba(42,23,80,.7)}
.ca-arch img{width:100%;height:100%;object-fit:cover;object-position:50% 12%}
.ca-ring{position:absolute;border-radius:50%;pointer-events:none}
.ca-ring--1{inset:-9% -16% auto auto;width:74%;aspect-ratio:1;background:var(--ca-grad);opacity:.5;filter:blur(40px)}
.ca-ring--2{left:-15%;bottom:6%;width:46%;aspect-ratio:1;border:1.5px dashed rgba(192,66,154,.55);animation:caSpin 40s linear infinite}
.ca-chip{position:absolute;right:-22px;bottom:42px;display:inline-flex;align-items:center;gap:10px;padding:12px 20px 12px 14px;border-radius:999px;background:rgba(255,255,255,.85);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 18px 40px -18px rgba(42,23,80,.55),inset 0 0 0 1px #fff;font-weight:500;font-size:.98rem;white-space:nowrap}
.ca-about-body h2{margin-top:16px;font-weight:500;font-size:clamp(1.35rem,2.2vw,1.85rem);line-height:1.45}
.ca-about-body h2 .ca-en{display:block;font-size:clamp(2.8rem,5.6vw,4.9rem);line-height:1;margin-bottom:10px;background:linear-gradient(100deg,#F08A1D,#E0489F 50%,#7A66E8);-webkit-background-clip:text;background-clip:text;color:transparent;padding-right:.12em}
.ca-lead{margin-top:10px !important;font-weight:500;font-size:1.14rem;color:#C0429A}
.ca-about-body p{margin-top:16px;font-weight:300;font-size:1.04rem;color:#4A3D6E}
.ca-about-body p strong{font-weight:600;color:#C0429A}
.ca-quote{position:relative;margin-top:30px !important;padding:28px 32px 28px 36px;border-radius:26px;background:#fff;box-shadow:0 30px 60px -40px rgba(42,23,80,.55);font-weight:600;font-size:1.3rem;line-height:1.5;color:var(--ca-ink);overflow:hidden}
.ca-quote::before{content:"";position:absolute;left:0;top:0;bottom:0;width:6px;background:linear-gradient(var(--ca-amber),var(--ca-pink),var(--ca-violet))}
.ca-quote span{display:block;font-weight:400;font-size:.95rem;color:var(--ca-soft);margin-bottom:4px}
.ca-quote em{display:block;margin-top:8px;font-style:normal;font-weight:300;font-size:1.02rem;color:#4A3D6E}
.ca-about-body .ca-btn{margin-top:34px}
.ca-js .ca-about-media{opacity:0;transform:translateY(50px) scale(.96);transition:opacity 1.2s var(--ca-out),transform 1.2s var(--ca-out)}
.ca-js .ca-about-media.is-in{opacity:1;transform:none}
.ca-js .ca-quote{clip-path:inset(0 100% 0 0);transition:clip-path 1.2s var(--ca-ease)}
.ca-js .ca-quote.is-in{clip-path:inset(0 0 0 0)}

/* ================= SERVICE : ladder ================= */
.ca-ladder{position:relative;padding:130px 0 130px;background:linear-gradient(180deg,var(--ca-blush),#F3EEFF);overflow:hidden}
.ca-lhead{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:end;margin-bottom:84px}
.ca-lhead h2 .ca-en,.ca-course-head h2 .ca-en{display:block;font-size:clamp(3rem,6.6vw,5.8rem);line-height:1}
.ca-lhead h2 .ca-en{color:var(--ca-ink)}
.ca-lhead p{justify-self:end;max-width:440px;text-align:right;font-weight:300;font-size:1.1rem;color:#4A3D6E}
.ca-rungs{position:relative}
.ca-rail{position:absolute;left:50%;top:0;bottom:0;width:2px;margin-left:-1px;background:rgba(42,23,80,.14)}
.ca-rail i{position:absolute;inset:0;background:linear-gradient(var(--ca-amber),var(--ca-pink),var(--ca-violet));box-shadow:0 0 16px 1px rgba(255,134,207,.8);transform-origin:top;transform:scaleY(var(--ca-rail,1))}
.ca-js .ca-rail i{transform:scaleY(var(--ca-rail,0))}
.ca-rung{position:relative;display:grid;grid-template-columns:1fr 84px 1fr;align-items:center}
.ca-rung + .ca-rung{margin-top:34px}
.ca-rung-no{grid-column:2;grid-row:1;justify-self:center;position:relative;z-index:2;width:66px;height:66px;display:grid;place-items:center;border-radius:50%;background:#fff;color:var(--ca-ink);font-family:var(--ca-en);font-style:italic;font-weight:700;font-size:1.45rem;box-shadow:0 0 0 1px rgba(42,23,80,.14),0 14px 30px -14px rgba(42,23,80,.5);transition:background .6s,color .6s,box-shadow .6s}
.ca-rung.is-in .ca-rung-no{background:var(--ca-grad);box-shadow:0 0 0 8px rgba(255,134,207,.2),0 14px 30px -12px rgba(255,134,207,.9)}
.ca-rung-card{position:relative;grid-row:1;padding:38px 40px 34px;border-radius:30px;background:rgba(255,255,255,.78);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 40px 70px -50px rgba(42,23,80,.6),inset 0 0 0 1px #fff;overflow:hidden}
.ca-rung:nth-child(odd) .ca-rung-card{grid-column:1;margin-right:22px}
.ca-rung:nth-child(even) .ca-rung-card{grid-column:3;margin-left:22px}
.ca-rung-big{position:absolute;right:18px;top:-22px;font-family:var(--ca-en);font-style:italic;font-weight:700;font-size:8rem;line-height:1;background:var(--ca-grad);-webkit-background-clip:text;background-clip:text;color:transparent;opacity:.2;pointer-events:none}
.ca-rung-ic{display:grid;place-items:center;width:52px;height:52px;border-radius:18px;background:var(--ca-blush);color:#C0429A;font-size:1.2rem}
.ca-rung h3{margin-top:18px;font-family:var(--ca-en);font-style:italic;font-weight:700;font-size:clamp(1.6rem,2.5vw,2.15rem);line-height:1.15;color:var(--ca-ink)}
.ca-rung p{margin-top:12px;font-weight:300;font-size:1rem;color:#4A3D6E}
.ca-rung .ca-more{margin-top:18px}
.ca-ladder-foot{margin-top:60px !important;text-align:center}
.ca-js .ca-rung-card{transition:clip-path 1.1s var(--ca-ease),transform 1.1s var(--ca-out)}
.ca-js .ca-rung:nth-child(odd) .ca-rung-card{clip-path:inset(0 0 0 100% round 30px);transform:translateX(40px)}
.ca-js .ca-rung:nth-child(even) .ca-rung-card{clip-path:inset(0 100% 0 0 round 30px);transform:translateX(-40px)}
.ca-js .ca-rung.is-in .ca-rung-card{clip-path:inset(0 0 0 0 round 30px);transform:none}

/* ================= COURSE OUTLINE ================= */
.ca-course{position:relative;padding:130px 0;background:radial-gradient(40% 50% at 100% 0,rgba(255,134,207,.25),transparent 70%),radial-gradient(40% 50% at 0 100%,rgba(154,140,245,.3),transparent 70%),var(--ca-night);color:#fff;overflow:hidden}
.ca-course-head h2 .ca-en{background:var(--ca-grad);-webkit-background-clip:text;background-clip:text;color:transparent;padding-right:.12em}
.ca-course-list{margin-top:56px !important;display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.ca-course-list a{position:relative;display:block;padding:14px 14px 0;border-radius:30px;background:rgba(255,255,255,.07);box-shadow:inset 0 0 0 1px rgba(255,255,255,.16);text-decoration:none;color:#fff;transition:transform .7s var(--ca-out),background .5s,box-shadow .5s}
.ca-course-list a:hover{transform:translateY(-10px);background:rgba(255,255,255,.12);box-shadow:inset 0 0 0 1px rgba(255,134,207,.7),0 40px 70px -40px rgba(255,134,207,.7)}
.ca-course-img{display:block;aspect-ratio:4/3;border-radius:20px;overflow:hidden;background:#fff}
.ca-course-img img{width:100%;height:100%;object-fit:contain;transition:transform 1s var(--ca-out)}
.ca-course-list a:hover .ca-course-img img{transform:scale(1.06)}
.ca-course-name{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:20px 10px 22px;font-weight:500;font-size:1.2rem}
.ca-course-name i{display:grid;place-items:center;flex:none;width:40px;height:40px;border-radius:50%;background:var(--ca-grad);color:var(--ca-night);font-size:.85rem;transition:transform .5s var(--ca-out)}
.ca-course-list a:hover .ca-course-name i{transform:rotate(-45deg)}
.ca-role{margin-top:70px;display:grid;grid-template-columns:300px 1fr;gap:44px;align-items:center;padding:20px;border-radius:34px;background:rgba(255,255,255,.07);box-shadow:inset 0 0 0 1px rgba(255,255,255,.16)}
.ca-role-media{aspect-ratio:3/2;border-radius:22px;overflow:hidden}
.ca-role-media img{width:100%;height:100%;object-fit:cover;object-position:50% 20%}
.ca-role p{padding-right:24px;font-weight:300;font-size:1.22rem;line-height:1.7;color:rgba(255,255,255,.9)}
.ca-role p b{font-family:var(--ca-en);font-style:italic;font-weight:700;font-size:1.25em;color:var(--ca-amber)}
.ca-role p a{color:var(--ca-pink);font-weight:500;text-decoration:none;border-bottom:1px solid currentColor}
.ca-js .ca-course-list li{opacity:0;transform:translateY(40px);transition:opacity .9s var(--ca-out),transform .9s var(--ca-out)}
.ca-js .ca-course-list.is-in li{opacity:1;transform:none}
.ca-js .ca-course-list.is-in li:nth-child(2){transition-delay:.14s}
.ca-js .ca-course-list.is-in li:nth-child(3){transition-delay:.28s}
.ca-js .ca-role{opacity:0;transform:translateY(40px);transition:opacity 1s var(--ca-out),transform 1s var(--ca-out)}
.ca-js .ca-role.is-in{opacity:1;transform:none}

/* ================= DOWNLOAD / BOOK / BLOG ================= */
.ca-shelf{padding:130px 0;background:radial-gradient(40% 40% at 0 0,rgba(255,181,74,.2),transparent 70%),var(--ca-paper)}
.ca-shelf-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:26px}
.ca-card{position:relative;display:block;padding:38px;border-radius:32px;background:#fff;box-shadow:0 40px 70px -52px rgba(42,23,80,.6),inset 0 0 0 1px rgba(42,23,80,.06);text-decoration:none;overflow:hidden}
.ca-card header{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:16px}
.ca-card h2{font-size:clamp(1.8rem,2.8vw,2.5rem);line-height:1.1;color:var(--ca-ink)}
.ca-card > p{font-weight:300;font-size:1.04rem;color:#4A3D6E}
.ca-card--dl{background:linear-gradient(160deg,#fff,var(--ca-blush))}
.ca-dl-list{margin-top:20px !important}
.ca-dl-list li{display:flex;align-items:center;gap:16px;padding:13px 0;border-top:1px solid rgba(42,23,80,.1);font-size:1.03rem}
.ca-dl-list i{display:grid;place-items:center;flex:none;width:40px;height:40px;border-radius:14px;background:#fff;color:#C0429A;box-shadow:0 8px 20px -10px rgba(192,66,154,.6)}
.ca-books{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:8px}
.ca-book{display:block;padding:18px;border-radius:24px;background:var(--ca-paper);text-decoration:none;transition:transform .6s var(--ca-out),box-shadow .6s var(--ca-out)}
.ca-book:hover{transform:translateY(-8px);box-shadow:0 30px 50px -34px rgba(192,66,154,.7)}
.ca-book img{width:120px;height:120px;object-fit:cover;border-radius:16px;box-shadow:0 18px 30px -18px rgba(42,23,80,.7)}
.ca-book span{display:block;margin-top:16px;font-weight:300;font-size:.97rem;color:#4A3D6E}
.ca-book b{display:block;margin-bottom:6px;font-weight:600;font-size:1.1rem;color:var(--ca-ink)}
.ca-card--blog{grid-column:1 / -1;display:grid;grid-template-columns:1fr 1.25fr;gap:0;padding:0;min-height:300px;background:var(--ca-night);color:#fff}
.ca-blog-photo{position:relative;min-height:260px;overflow:hidden}
.ca-blog-photo img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 14%;transition:transform 1.4s var(--ca-out)}
.ca-card--blog:hover .ca-blog-photo img{transform:scale(1.06)}
.ca-blog-body{position:relative;display:flex;flex-direction:column;justify-content:center;gap:8px;padding:44px 52px;background:radial-gradient(60% 80% at 100% 0,rgba(255,134,207,.35),transparent 70%),radial-gradient(60% 80% at 0 100%,rgba(154,140,245,.35),transparent 70%)}
.ca-blog-body .ca-en{font-size:1.3rem;font-weight:500;color:var(--ca-pink)}
.ca-blog-body b{font-weight:600;font-size:clamp(2rem,4vw,3.4rem);line-height:1.25}
.ca-blog-body i{margin-top:14px;display:grid;place-items:center;width:54px;height:54px;border-radius:50%;background:var(--ca-grad);color:var(--ca-night);transition:transform .6s var(--ca-out)}
.ca-card--blog:hover .ca-blog-body i{transform:translateX(12px)}
.ca-js .ca-card{opacity:0;transform:translateY(46px);transition:opacity 1s var(--ca-out),transform 1s var(--ca-out)}
.ca-js .ca-card.is-in{opacity:1;transform:none}

/* ================= MIRROR STATEMENT ================= */
.ca-mirror{position:relative;display:grid;grid-template-columns:1fr 1fr;min-height:480px;background:var(--ca-pink)}
.ca-mirror-l{position:relative;background:var(--ca-night);color:#fff;display:flex;align-items:center;justify-content:flex-end;padding:80px 90px 80px 32px;text-align:right;overflow:hidden}
.ca-mirror-r{position:relative;color:var(--ca-night);display:flex;align-items:center;padding:80px 32px 80px 90px;overflow:hidden;background:linear-gradient(140deg,#FFD9A0,#FFB3DF 55%,#C9BFFF)}
.ca-mirror .ca-duo{opacity:.5;background:transparent}
.ca-mirror-r .ca-duo{opacity:.28;mix-blend-mode:multiply}
.ca-mirror .ca-duo img{object-position:50% 14%}
.ca-mirror q{quotes:none;position:relative;z-index:2;font-weight:600;font-size:clamp(1.7rem,3.3vw,3rem);line-height:1.3}
.ca-mirror q small{display:block;margin-bottom:10px;font-weight:300;font-size:.42em;color:var(--ca-pink)}
.ca-mirror-mid{position:absolute;left:50%;top:0;bottom:0;width:2px;margin-left:-1px;background:#fff;z-index:3}
.ca-mirror-mid .ca-orbs{position:absolute;left:50%;top:50%;width:92px;height:92px;margin:-46px 0 0 -46px;border-radius:50%;background:#fff;box-shadow:0 20px 50px -16px rgba(23,13,43,.6)}
.ca-mirror-mid .ca-orbs i{width:36%}
.ca-mirror-mid .ca-orbs i:nth-child(1){left:27%;top:20%}
.ca-mirror-mid .ca-orbs i:nth-child(2){right:20%;top:32%}
.ca-mirror-mid .ca-orbs i:nth-child(3){left:21%;bottom:20%}
.ca-js .ca-mirror-l q{transform:translateX(-60px);opacity:0;transition:transform 1.2s var(--ca-out),opacity 1.2s}
.ca-js .ca-mirror-r q{transform:translateX(60px);opacity:0;transition:transform 1.2s var(--ca-out) .15s,opacity 1.2s .15s}
.ca-js .ca-mirror.is-in q{transform:none;opacity:1}

/* ================= CONTACT ================= */
.ca-contact{position:relative;padding:130px 0 110px;background:radial-gradient(40% 50% at 0 0,rgba(154,140,245,.34),transparent 70%),radial-gradient(36% 50% at 100% 100%,rgba(255,134,207,.26),transparent 70%),var(--ca-night);color:#fff;overflow:hidden}
.ca-contact-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center}
.ca-contact-me{display:grid;grid-template-columns:210px 1fr;gap:34px;align-items:center}
.ca-contact-photo{position:relative;aspect-ratio:1;border-radius:50%;padding:6px;background:var(--ca-grad)}
.ca-contact-photo img{width:100%;height:100%;border-radius:50%;object-fit:cover;object-position:50% 16%}
.ca-contact h2{margin-top:10px;font-weight:600;font-size:clamp(1.7rem,2.8vw,2.4rem);line-height:1.3}
.ca-contact-list{margin:20px 0 28px !important}
.ca-contact-list li{display:flex;align-items:flex-start;gap:14px;padding:7px 0;font-weight:300;font-size:1.03rem;color:rgba(255,255,255,.9);flex-wrap:wrap}
.ca-contact-list li i{flex:none;width:20px;margin-top:6px;color:var(--ca-pink);text-align:center}
.ca-contact-list a{color:#fff;text-decoration:none;border-bottom:1px solid rgba(255,255,255,.4)}
.ca-contact-list a:hover{color:var(--ca-pink);border-color:currentColor}
.ca-contact-cols{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.ca-glass{padding:28px;border-radius:28px;background:rgba(255,255,255,.07);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:inset 0 0 0 1px rgba(255,255,255,.16)}
.ca-glass h3{font-family:var(--ca-en);font-style:italic;font-weight:700;font-size:1.45rem;color:#fff}
.ca-glass h3:not(:first-child){margin-top:24px}
.ca-form label{display:block;margin:14px 0 6px;font-weight:300;font-size:.92rem;color:var(--ca-mute)}
.ca-form input{width:100%;padding:12px 16px;border:0;border-radius:14px;background:rgba(255,255,255,.1);box-shadow:inset 0 0 0 1px rgba(255,255,255,.2);color:#fff;font-family:var(--ca-th);font-size:1rem;outline:none;transition:box-shadow .3s,background .3s}
.ca-form input:focus{background:rgba(255,255,255,.16);box-shadow:inset 0 0 0 1.5px var(--ca-pink)}
.ca-form .ca-btn{margin-top:20px;width:100%;justify-content:center}
.ca-dots{margin-top:10px !important}
.ca-dots li{position:relative;padding:5px 0 5px 20px;font-weight:300;font-size:.98rem;color:rgba(255,255,255,.86)}
.ca-dots li::before{content:"";position:absolute;left:0;top:15px;width:8px;height:8px;border-radius:50%;background:var(--ca-grad)}
.ca-dots b{font-weight:500;color:var(--ca-amber)}
.ca-dots a{text-decoration:none}
.ca-dots a:hover{color:var(--ca-pink)}

.ca-foot{background:var(--ca-night);color:#fff;padding:26px 0 34px;border-top:1px solid rgba(255,255,255,.1)}
.ca-foot-grid{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.ca-foot .ca-brand{color:#fff}
.ca-foot .ca-orbs i{mix-blend-mode:screen}
.ca-foot .ca-brand-name small{color:var(--ca-pink)}
.ca-foot-menu{display:flex;flex-wrap:wrap;gap:4px 22px}
.ca-foot-menu a{font-weight:300;font-size:.95rem;text-decoration:none;color:rgba(255,255,255,.8)}
.ca-foot-menu a:hover{color:var(--ca-pink)}

/* ================= RESPONSIVE ================= */
@media (max-width:1100px){
  .ca-about-grid{grid-template-columns:1fr;gap:60px}
  .ca-contact-grid{grid-template-columns:1fr;gap:50px}
  .ca-shelf-grid{grid-template-columns:1fr}
}
@media (max-width:899px){
  .ca-nav-toggle{display:block}
  .ca-nav{border-radius:30px;flex-wrap:wrap}
  .ca-menu{display:none;flex:1 1 100%;flex-direction:column;align-items:stretch;gap:2px;padding:8px 0 6px}
  .ca-nav.is-open .ca-menu{display:flex}
  .ca-menu a{text-align:center;padding:12px}
  .ca-split{height:auto;cursor:default}
  .ca-side{position:relative;height:340px;clip-path:none !important}
  .ca-side--l .ca-duo,.ca-side--r .ca-photo{width:100%}
  .ca-side--l{height:420px}
  .ca-side--l .ca-duo img{object-position:50% 100%;top:70px;height:calc(100% - 70px)}
  .ca-side--r .ca-photo img{object-position:50% 12%}
  .ca-word{bottom:22px;font-size:clamp(2.6rem,12vw,4.4rem)}
  .ca-side--l .ca-word{left:24px}
  .ca-side--r .ca-word{right:24px}
  .ca-ghost{display:none}
  .ca-axis{left:0 !important;right:0;top:420px;bottom:auto;width:100%;height:0}
  .ca-axis::before{top:-1px;bottom:auto;left:0;right:0;width:100%;height:2px;background:linear-gradient(90deg,var(--ca-amber),var(--ca-pink),var(--ca-violet));transform-origin:left;animation-name:caLineX}
  .ca-knot{left:auto;right:24px;top:0;width:108px;height:108px;margin:-54px 0 0}
  .ca-knot::after{display:none}
  .ca-knot b{font-size:1.5rem}
  .ca-knot > span:last-child{font-size:.74rem}
  .ca-bar-grid{grid-template-columns:1fr;gap:22px;padding-top:70px;padding-bottom:58px}
  .ca-panel{grid-template-columns:1fr;min-height:0}
  .ca-panel-media{min-height:300px;order:-1}
  .ca-panel-body{padding:54px 24px 64px}
  .ca-about{padding:90px 0}
  .ca-chip{right:50%;transform:translateX(50%);bottom:-20px}
  .ca-ladder,.ca-course,.ca-shelf{padding:90px 0}
  .ca-lhead{grid-template-columns:1fr;gap:16px;margin-bottom:50px}
  .ca-lhead p{justify-self:start;text-align:left}
  .ca-rail{left:26px;margin-left:0}
  .ca-rung{grid-template-columns:54px 1fr}
  .ca-rung-no{grid-column:1;width:54px;height:54px;font-size:1.15rem;align-self:start;margin-top:20px}
  .ca-rung:nth-child(odd) .ca-rung-card,.ca-rung:nth-child(even) .ca-rung-card{grid-column:2;margin:0 0 0 16px;padding:28px 24px}
  .ca-js .ca-rung:nth-child(odd) .ca-rung-card{clip-path:inset(0 100% 0 0 round 30px);transform:translateX(-30px)}
  .ca-js .ca-rung.is-in:nth-child(odd) .ca-rung-card{clip-path:inset(0 0 0 0 round 30px);transform:none}
  .ca-course-list{grid-template-columns:1fr;margin-top:40px !important}
  .ca-role{grid-template-columns:1fr;gap:20px}
  .ca-role p{padding:0 8px 12px;font-size:1.08rem}
  .ca-card--blog{grid-template-columns:1fr}
  .ca-blog-body{padding:34px 28px 40px}
  .ca-mirror{grid-template-columns:1fr}
  .ca-mirror-l,.ca-mirror-r{justify-content:flex-start;text-align:left;padding:64px 24px}
  .ca-mirror-mid{left:0;right:0;top:50%;bottom:auto;width:100%;height:2px;margin:0}
  .ca-contact{padding:90px 0 80px}
}
@keyframes caLineX{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@media (max-width:600px){
  .ca-wrap{padding:0 20px}
  .ca-side{height:300px}
  .ca-side--l{height:380px}
  .ca-axis{top:380px !important}
  .ca-bar-cta .ca-btn{flex:1 1 100%;justify-content:center}
  .ca-panel--a .ca-btn{align-self:stretch;justify-content:center}
  .ca-card{padding:26px 22px}
  .ca-books{grid-template-columns:1fr}
  .ca-contact-me{grid-template-columns:1fr;gap:22px}
  .ca-contact-photo{width:170px}
  .ca-contact-cols{grid-template-columns:1fr}
  .ca-foot-grid{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .ca-page *,.ca-page *::before,.ca-page *::after{animation:none !important}
}

/* ---- ปรับเพิ่ม : ชื่อเต็มบรรทัดเดียว, หนังสือเรียงแนวนอนเต็มการ์ด, ฟอร์มร่วม ---- */
.ca-contact h2 span{white-space:nowrap}
.ca-contact-grid{grid-template-columns:1.15fr 1fr}
.ca-contact-me{grid-template-columns:190px 1fr}
.ca-contact-list li > span{flex:1;min-width:0}
.ca-card--book{display:flex;flex-direction:column}
.ca-books{flex:1;grid-template-columns:1fr;gap:16px;margin-top:0}
.ca-book{display:grid;grid-template-columns:130px 1fr;gap:24px;align-items:center;padding:20px}
.ca-book img{width:130px;height:130px}
.ca-book span{margin-top:0;font-size:1rem}
.ca-form label input{margin-top:6px}
.ca-glass-note{margin-top:18px !important;font-weight:300;font-size:.9rem;color:var(--ca-mute)}
@media (max-width:1100px){.ca-contact-grid{grid-template-columns:1fr}}
@media (max-width:600px){
  .ca-contact-me{grid-template-columns:1fr}
  .ca-book{grid-template-columns:90px 1fr;gap:16px}
  .ca-book img{width:90px;height:90px}
}