/* ============================================================
   ThaiEstimate — New Site  (site.css)
   Theme: clean / cool tone · dark & light via [data-theme]
   ============================================================ */

:root{
  /* Light (default) — สะอาด เย็น สบายตา */
  --bg:#f4f8fb;
  --bg-soft:#eaf2f8;
  --surface:#ffffff;
  --surface-2:#f0f6fa;
  --border:#dbe7f0;
  --text:#0f2233;
  --text-2:#41586c;
  --text-3:#6b8296;
  --accent:#0891b2;            /* cyan-600 */
  --accent-2:#2563eb;          /* blue-600 */
  --grad-brand:linear-gradient(120deg,#06b6d4,#3b82f6 55%,#6366f1);
  --grad-est:linear-gradient(120deg,#3b82f6,#6366f1);
  --grad-mt:linear-gradient(120deg,#06b6d4,#10b981);
  --est:#3b82f6;
  --mt:#0d9488;
  --shadow:0 10px 30px -12px rgba(15,60,100,.18);
  --shadow-lg:0 24px 60px -20px rgba(15,60,100,.28);
  --nav-bg:rgba(255,255,255,.78);
  --hero-glow-1:rgba(6,182,212,.16);
  --hero-glow-2:rgba(59,130,246,.14);
  --hero-glow-3:rgba(99,102,241,.10);
  --ring:rgba(8,145,178,.25);
  --radius:18px;
}
[data-theme="dark"]{
  --bg:#0a121e;
  --bg-soft:#0e1828;
  --surface:#111e30;
  --surface-2:#16253a;
  --border:#22344c;
  --text:#e6eef6;
  --text-2:#a7bcce;
  --text-3:#7e94a8;
  --accent:#22d3ee;
  --accent-2:#60a5fa;
  --shadow:0 10px 30px -12px rgba(0,0,0,.55);
  --shadow-lg:0 24px 60px -18px rgba(0,0,0,.65);
  --nav-bg:rgba(10,18,30,.78);
  --hero-glow-1:rgba(6,182,212,.13);
  --hero-glow-2:rgba(59,130,246,.12);
  --hero-glow-3:rgba(99,102,241,.10);
  --ring:rgba(34,211,238,.28);
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Inter','Noto Sans Thai',system-ui,sans-serif;
  background:var(--bg);color:var(--text);
  line-height:1.65;-webkit-font-smoothing:antialiased;
  transition:background .35s ease,color .35s ease;
  overflow-x:hidden;
}
img,video{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{width:min(1140px,92%);margin-inline:auto}
section{padding:84px 0}
h1,h2,h3{line-height:1.25;font-weight:800;letter-spacing:-.02em}

/* ---------- Navbar ---------- */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:100;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:var(--nav-bg);border-bottom:1px solid var(--border);
  transition:background .35s ease;
}
.nav-inner{display:flex;align-items:center;gap:22px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.05rem}
.brand .logo-dot{
  width:34px;height:34px;border-radius:10px;background:var(--grad-brand);
  display:grid;place-items:center;color:#fff;font-size:.95rem;font-weight:900;
  box-shadow:0 6px 16px -6px rgba(37,99,235,.6);
}
.brand em{font-style:normal;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.brand-logo{height:42px;width:auto;object-fit:contain}
[data-theme="dark"] .brand-logo{background:#fff;border-radius:8px;padding:2px 5px}
.brand-text{display:flex;flex-direction:column;line-height:1.25;text-align:left}
.brand-text b{font-size:1.04rem;font-weight:800;color:var(--accent-2)}
.brand-text small{font-size:.68rem;font-weight:500;color:var(--text-3);letter-spacing:.02em}
@media (max-width:560px){.brand-text small{display:none}.brand-logo{height:36px}}
.nav-links{display:flex;gap:4px;margin-left:auto;align-items:center}
.nav-links a{
  padding:8px 14px;border-radius:10px;font-size:.92rem;font-weight:600;color:var(--text-2);
  transition:.2s;
}
.nav-links a:hover{color:var(--text);background:var(--surface-2)}
.nav-links a.active{color:var(--accent);background:color-mix(in srgb,var(--accent) 10%,transparent)}
.nav-cta{
  background:var(--grad-brand);color:#fff!important;font-weight:700;
  box-shadow:0 8px 18px -8px rgba(37,99,235,.55);
}
.nav-cta:hover{filter:brightness(1.08);background:var(--grad-brand)!important}
.nav-tools{display:flex;gap:8px;align-items:center;margin-left:6px}
.icon-btn{
  width:38px;height:38px;border-radius:10px;border:1px solid var(--border);
  background:var(--surface);color:var(--text-2);cursor:pointer;font-size:1rem;
  display:grid;place-items:center;transition:.2s;
}
.icon-btn:hover{color:var(--accent);border-color:var(--accent);transform:translateY(-1px)}
.lang-btn{width:auto;padding:0 12px;font-weight:700;font-size:.85rem;letter-spacing:.03em}
.hamburger{display:none}

/* mobile nav */
@media (max-width:900px){
  .nav-links{
    position:fixed;top:64px;right:0;flex-direction:column;align-items:stretch;
    background:var(--surface);border:1px solid var(--border);border-radius:0 0 0 16px;
    padding:14px;min-width:230px;box-shadow:var(--shadow-lg);
    transform:translateX(110%);transition:transform .3s ease;
  }
  .nav-links.open{transform:translateX(0)}
  .hamburger{display:grid}
}

/* ---------- Hero ---------- */
.hero{position:relative;padding:150px 0 90px;overflow:hidden}
.hero-bg{position:absolute;inset:0;pointer-events:none}
.blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.9;animation:float 12s ease-in-out infinite}
.blob.b1{width:480px;height:480px;background:var(--hero-glow-1);top:-140px;left:-120px}
.blob.b2{width:420px;height:420px;background:var(--hero-glow-2);top:40px;right:-140px;animation-delay:-4s}
.blob.b3{width:380px;height:380px;background:var(--hero-glow-3);bottom:-160px;left:32%;animation-delay:-8s}
@keyframes float{0%,100%{transform:translateY(0) scale(1)}50%{transform:translateY(-28px) scale(1.05)}}
.hero-grid{
  position:absolute;inset:0;
  background-image:linear-gradient(var(--border) 1px,transparent 1px),linear-gradient(90deg,var(--border) 1px,transparent 1px);
  background-size:56px 56px;opacity:.35;
  mask-image:radial-gradient(ellipse 75% 65% at 50% 35%,#000 30%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 75% 65% at 50% 35%,#000 30%,transparent 75%);
}
.hero-inner{position:relative;text-align:center}
.badge{
  display:inline-flex;align-items:center;gap:8px;padding:7px 16px;border-radius:999px;
  border:1px solid var(--border);background:var(--surface);font-size:.83rem;font-weight:600;color:var(--text-2);
  box-shadow:var(--shadow);
}
.badge .dot{width:8px;height:8px;border-radius:50%;background:#10b981;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(16,185,129,.5)}55%{box-shadow:0 0 0 7px rgba(16,185,129,0)}}
.hero h1{font-size:clamp(2rem,5vw,3.4rem);margin:22px auto 18px;max-width:900px}
.grad-text{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:clamp(1rem,2vw,1.18rem);color:var(--text-2);max-width:760px;margin:0 auto 34px}
.cta-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.btn{
  display:inline-flex;align-items:center;gap:9px;padding:13px 26px;border-radius:13px;
  font-weight:700;font-size:.98rem;cursor:pointer;border:1px solid transparent;transition:.22s;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 12px 26px -10px rgba(37,99,235,.55)}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.07);box-shadow:0 16px 32px -10px rgba(37,99,235,.6)}
.btn-est{background:var(--grad-est);color:#fff;box-shadow:0 12px 26px -10px rgba(59,130,246,.55)}
.btn-mt{background:var(--grad-mt);color:#fff;box-shadow:0 12px 26px -10px rgba(13,148,136,.5)}
.btn-est:hover,.btn-mt:hover{transform:translateY(-2px);filter:brightness(1.07)}
.btn-ghost{background:var(--surface);border-color:var(--border);color:var(--text)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn-lg{padding:15px 32px;font-size:1.05rem;border-radius:15px}
.btn-ico{width:2em;height:2em;margin:-8px 0;object-fit:contain;flex:0 0 auto;border-radius:6px}
.flow-ico{width:1.8em;height:1.8em;margin:-6px 2px -6px 0;object-fit:contain;vertical-align:middle;border-radius:5px}

/* hero stats */
.hero-stats{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:46px}
.stat{
  background:var(--surface);border:1px solid var(--border);border-radius:14px;
  padding:14px 24px;min-width:150px;box-shadow:var(--shadow);
}
.stat b{display:block;font-size:1.25rem;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{font-size:.82rem;color:var(--text-3)}

/* ---------- Section headers ---------- */
.sec-head{text-align:center;max-width:720px;margin:0 auto 52px}
.kicker{
  display:inline-block;font-size:.8rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent);margin-bottom:12px;
}
.sec-head h2{font-size:clamp(1.5rem,3.4vw,2.3rem);margin-bottom:14px}
.sec-head p{color:var(--text-2)}

/* ---------- Product cards (landing) ---------- */
.product-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px}
@media (max-width:880px){.product-grid{grid-template-columns:1fr}}
.product-card{
  position:relative;background:var(--surface);border:1px solid var(--border);border-radius:22px;
  overflow:hidden;box-shadow:var(--shadow);transition:.3s;display:flex;flex-direction:column;
}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.product-card .top-line{height:5px;width:100%}
.product-card.est .top-line{background:var(--grad-est)}
.product-card.mt .top-line{background:var(--grad-mt)}
.product-card .pc-body{padding:30px 30px 26px;display:flex;flex-direction:column;flex:1}
.pc-tag{
  display:inline-flex;align-self:flex-start;padding:5px 13px;border-radius:999px;font-size:.76rem;font-weight:800;letter-spacing:.05em;color:#fff;margin-bottom:16px;
}
.est .pc-tag{background:var(--grad-est)}
.mt .pc-tag{background:var(--grad-mt)}
.product-card h3{font-size:1.45rem;margin-bottom:8px}
.product-card .pc-sub{color:var(--text-2);font-size:.95rem;margin-bottom:18px}
.pc-shot{
  margin:0 22px;border-radius:14px;border:1px solid var(--border);overflow:hidden;
  box-shadow:var(--shadow);
}
.pc-shot img{transition:transform .5s ease}
.product-card:hover .pc-shot img{transform:scale(1.04)}
.pc-list{list-style:none;margin:20px 0 24px;display:grid;gap:10px}
.pc-list li{display:flex;gap:10px;font-size:.93rem;color:var(--text-2)}
.pc-list li::before{content:"✓";font-weight:900;flex:0 0 auto}
.est .pc-list li::before{color:var(--est)}
.mt .pc-list li::before{color:var(--mt)}
.pc-actions{margin-top:auto;display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.pc-price{margin-left:auto;text-align:right}
.pc-price b{font-size:1.3rem}
.pc-price span{display:block;font-size:.75rem;color:var(--text-3)}

/* ---------- Feature rows (detail pages) ---------- */
.feat-row{
  display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:46px 0;
}
.feat-row.rev .feat-media{order:2}
@media (max-width:880px){
  .feat-row{grid-template-columns:1fr;gap:26px;padding:34px 0}
  .feat-row.rev .feat-media{order:0}
}
.feat-media{border-radius:18px;overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-lg);background:var(--surface)}
.feat-media img,.feat-media video{width:100%;transition:transform .5s}
.feat-media:hover img{transform:scale(1.03)}
/* กองรูปซ้อนทับแบบเว็บเดิม (screen-stack) — คลิกขยาย เลื่อนดูทีละรูปได้ */
.feat-media.feat-pile{position:relative;min-height:400px;
  border:none;box-shadow:none;background:transparent;overflow:visible}
.feat-media.feat-pile:hover img{transform:none}
.feat-pile::before{content:attr(data-hint);position:absolute;top:2px;right:2%;
  font-size:.82rem;color:var(--text-2);z-index:11}
.feat-pile img{position:absolute;object-fit:cover;object-position:top left;
  border-radius:14px;border:1px solid var(--border);background:var(--surface);
  box-shadow:0 20px 55px -18px rgba(15,34,51,.55);cursor:zoom-in;
  transition:top .6s ease,left .6s ease,width .6s ease,height .6s ease,
    transform .45s cubic-bezier(.22,.85,.35,1.15),box-shadow .45s}
.feat-media.feat-pile img:hover{transform:translateY(-6px) scale(1.02);z-index:10;
  box-shadow:0 28px 70px -20px rgba(15,34,51,.65)}
/* โหมดเฟดวน (fade carousel) — กองที่มี .pile-fade: เพิ่ม transition opacity */
.feat-pile.pile-fade img{transition:top .6s ease,left .6s ease,width .6s ease,height .6s ease,
  opacity .35s ease,transform .45s cubic-bezier(.22,.85,.35,1.15),box-shadow .45s}
/* float ลอยนุ่ม ๆ ตลอดเวลา — ใช้ property `translate` แยกจาก transform
   เพื่อไม่ชนกับ hover; จังหวะแต่ละรูปสุ่มโดย site.js */
@media (prefers-reduced-motion: no-preference){
  @keyframes pileFloat{from{translate:0 0}to{translate:0 -7px}}
  .feat-pile img{animation:pileFloat 3.2s ease-in-out infinite alternate}
}
.feat-pile img:nth-child(1){right:0;top:32px;width:62%;height:200px;z-index:6}
.feat-pile img:nth-child(2){left:2%;top:82px;width:68%;height:210px;z-index:5}
.feat-pile img:nth-child(3){right:5%;top:142px;width:58%;height:190px;z-index:4}
.feat-pile img:nth-child(4){left:8%;top:192px;width:64%;height:200px;z-index:3}
.feat-pile img:nth-child(5){right:2%;top:242px;width:60%;height:180px;z-index:2}
.feat-pile img:nth-child(6){left:12%;top:292px;width:56%;height:170px;z-index:1}
.feat-media.feat-pile.n2{min-height:305px}
.feat-media.feat-pile.n3{min-height:350px}
.feat-media.feat-pile.n5{min-height:435px}
.feat-media.feat-pile.n6{min-height:475px}
/* กอง 8 รูป — กำหนดตำแหน่งเองทั้งชุด (ชุดกลางรองรับแค่ 6 รูป) */
.feat-media.feat-pile.n8{min-height:565px}
.feat-pile.n8 img:nth-child(1){right:0;top:32px;width:62%;height:175px;z-index:8}
.feat-pile.n8 img:nth-child(2){left:2%;top:80px;width:66%;height:180px;z-index:7}
.feat-pile.n8 img:nth-child(3){right:4%;top:130px;width:60%;height:172px;z-index:6}
.feat-pile.n8 img:nth-child(4){left:6%;top:180px;width:64%;height:176px;z-index:5}
.feat-pile.n8 img:nth-child(5){right:2%;top:230px;width:58%;height:168px;z-index:4}
.feat-pile.n8 img:nth-child(6){left:10%;top:280px;width:62%;height:172px;z-index:3}
.feat-pile.n8 img:nth-child(7){right:6%;top:330px;width:58%;height:166px;z-index:2}
.feat-pile.n8 img:nth-child(8){left:4%;top:380px;width:60%;height:162px;z-index:1}
/* กอง 9 รูป (hero estimate) */
.feat-media.feat-pile.n9{min-height:570px}
.feat-pile.n9 img:nth-child(1){right:0;top:32px;width:62%;height:170px;z-index:9}
.feat-pile.n9 img:nth-child(2){left:2%;top:76px;width:66%;height:175px;z-index:8}
.feat-pile.n9 img:nth-child(3){right:4%;top:120px;width:60%;height:168px;z-index:7}
.feat-pile.n9 img:nth-child(4){left:6%;top:164px;width:64%;height:172px;z-index:6}
.feat-pile.n9 img:nth-child(5){right:2%;top:208px;width:58%;height:165px;z-index:5}
.feat-pile.n9 img:nth-child(6){left:10%;top:252px;width:62%;height:168px;z-index:4}
.feat-pile.n9 img:nth-child(7){right:6%;top:296px;width:58%;height:162px;z-index:3}
.feat-pile.n9 img:nth-child(8){left:4%;top:340px;width:60%;height:165px;z-index:2}
.feat-pile.n9 img:nth-child(9){right:8%;top:384px;width:60%;height:160px;z-index:1}
/* รูปแนวตั้ง (เมนูโปรแกรม) */
.feat-media.feat-pile.tall{min-height:485px}
.feat-pile.tall img{object-position:top}
.feat-pile.tall img:nth-child(1){right:2%;top:32px;width:54%;height:310px;z-index:3}
.feat-pile.tall img:nth-child(2){left:0;top:96px;width:52%;height:310px;z-index:2}
.feat-pile.tall img:nth-child(3){right:16%;top:172px;width:50%;height:300px;z-index:1}
.feat-num{
  display:inline-grid;place-items:center;width:44px;height:44px;border-radius:13px;color:#fff;
  font-weight:900;font-size:1.05rem;margin-bottom:16px;
}
.page-est .feat-num{background:var(--grad-est)}
.page-mt .feat-num{background:var(--grad-mt)}
.feat-copy h3{font-size:1.5rem;margin-bottom:12px}
.feat-copy p{color:var(--text-2);margin-bottom:14px}
.check-list{list-style:none;display:grid;gap:9px}
.check-list li{display:flex;gap:10px;color:var(--text-2);font-size:.95rem}
.check-list li::before{content:"✓";font-weight:900;color:var(--accent);flex:0 0 auto}
.page-est .check-list li::before{color:var(--est)}
.page-mt .check-list li::before{color:var(--mt)}

/* ---------- Small feature cards ---------- */
.cards-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media (max-width:980px){.cards-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.cards-4{grid-template-columns:1fr}}
.mini-card{
  background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:26px 22px;
  box-shadow:var(--shadow);transition:.25s;
}
.mini-card:hover{transform:translateY(-5px);border-color:var(--accent);box-shadow:var(--shadow-lg)}
.mini-card .ico{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-size:1.3rem;
  background:color-mix(in srgb,var(--accent) 12%,transparent);margin-bottom:16px;
}
.mini-card h4{font-size:1.02rem;margin-bottom:8px}
.mini-card p{font-size:.88rem;color:var(--text-2)}

/* ---------- Workflow strip ---------- */
.flow{display:grid;grid-template-columns:1fr auto 1fr;gap:18px;align-items:stretch}
@media (max-width:820px){.flow{grid-template-columns:1fr}.flow-arrow{transform:rotate(90deg)}}
.flow-box{
  background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:28px;
  box-shadow:var(--shadow);
}
.flow-box h4{font-size:1.1rem;margin-bottom:8px}
.flow-box p{font-size:.9rem;color:var(--text-2)}
.flow-arrow{align-self:center;font-size:1.8rem;color:var(--accent);animation:nudge 1.6s ease-in-out infinite}
@keyframes nudge{0%,100%{transform:translateX(0)}50%{transform:translateX(7px)}}
@media (max-width:820px){@keyframes nudge{0%,100%{transform:rotate(90deg) translateX(0)}50%{transform:rotate(90deg) translateX(7px)}}}

/* ---------- Audience chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.chip{
  padding:10px 20px;border-radius:999px;background:var(--surface);border:1px solid var(--border);
  font-size:.9rem;font-weight:600;color:var(--text-2);box-shadow:var(--shadow);transition:.2s;
}
.chip:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}

/* ---------- Pricing ---------- */
.price-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;max-width:900px;margin-inline:auto}
@media (max-width:820px){.price-grid{grid-template-columns:1fr}}
.price-card{
  position:relative;background:var(--surface);border:1px solid var(--border);border-radius:22px;
  padding:38px 34px;box-shadow:var(--shadow);transition:.3s;display:flex;flex-direction:column;
}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.price-card.est{border-top:5px solid var(--est)}
.price-card.mt{border-top:5px solid var(--mt)}
.price-card h3{font-size:1.3rem;margin-bottom:4px}
.price-card .pv{font-size:.85rem;color:var(--text-3);margin-bottom:20px}
.price-big{font-size:2.6rem;font-weight:900;letter-spacing:-.03em}
.price-big small{font-size:1rem;font-weight:600;color:var(--text-3)}
.price-note{font-size:.85rem;color:var(--text-2);margin:6px 0 24px}
.price-card .check-list{margin-bottom:28px}
.price-card .actions{margin-top:auto;display:grid;gap:10px}
.ribbon{
  position:absolute;top:18px;right:-40px;transform:rotate(38deg);
  background:var(--grad-brand);color:#fff;font-size:.72rem;font-weight:800;padding:5px 46px;
}

/* comparison table */
.cmp-wrap{overflow-x:auto;border:1px solid var(--border);border-radius:18px;background:var(--surface);box-shadow:var(--shadow)}
table.cmp{width:100%;border-collapse:collapse;min-width:640px}
.cmp th,.cmp td{padding:14px 18px;text-align:center;border-bottom:1px solid var(--border);font-size:.92rem}
.cmp td:first-child,.cmp th:first-child{text-align:left;font-weight:600}
.cmp thead th{background:var(--surface-2);font-weight:800}
.cmp tbody tr:last-child td{border-bottom:none}
.cmp .yes{color:#10b981;font-weight:900}
.cmp .no{color:var(--text-3)}
.cmp th .th-est{color:var(--est)} .cmp th .th-mt{color:var(--mt)}

/* ---------- FAQ ---------- */
.faq{max-width:760px;margin-inline:auto;display:grid;gap:14px}
.faq details{
  background:var(--surface);border:1px solid var(--border);border-radius:14px;padding:18px 22px;
  box-shadow:var(--shadow);transition:.2s;
}
.faq details[open]{border-color:var(--accent)}
.faq summary{cursor:pointer;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:14px}
.faq summary::after{content:"+";font-weight:900;color:var(--accent);transition:.25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{margin-top:12px;color:var(--text-2);font-size:.94rem}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;border-radius:26px;overflow:hidden;padding:64px 40px;text-align:center;color:#fff;
  background:linear-gradient(120deg,#0e7490,#2563eb 55%,#4f46e5);
  background-size:180% 180%;animation:gradShift 9s ease infinite;
  box-shadow:var(--shadow-lg);
}
@keyframes gradShift{0%,100%{background-position:0% 50%}50%{background-position:100% 50%}}
.cta-band h2{font-size:clamp(1.5rem,3.4vw,2.2rem);margin-bottom:12px}
.cta-band p{opacity:.92;max-width:640px;margin:0 auto 30px}
.cta-band .btn-ghost{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.4);color:#fff;backdrop-filter:blur(4px)}
.cta-band .btn-white{background:#fff;color:#1e3a8a}
.cta-band .btn-white:hover{transform:translateY(-2px)}

/* ---------- Product page hero ---------- */
.p-hero{position:relative;padding:150px 0 70px;overflow:hidden}
.p-hero .hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center;text-align:left}
@media (max-width:900px){.p-hero .hero-inner{grid-template-columns:1fr;text-align:center}
 .p-hero .cta-row{justify-content:center}.p-hero .badge{margin-inline:auto}}
.p-hero h1{font-size:clamp(1.9rem,4.4vw,2.9rem);margin:18px 0 14px}
.p-hero p.lead{margin:0 0 30px;max-width:560px}
@media (max-width:900px){.p-hero p.lead{margin-inline:auto}}
.p-hero .hero-shot{
  border-radius:20px;overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-lg);
  transform:perspective(1200px) rotateY(-6deg) rotateX(2deg);transition:transform .5s;
}
.p-hero .hero-shot:hover{transform:perspective(1200px) rotateY(0) rotateX(0)}
/* hero แบบกองรูปซ้อน — ยกเลิกกรอบ/เอียงของ hero-shot เดี่ยว */
.p-hero .hero-shot.feat-pile,.p-hero .hero-shot.feat-pile:hover{
  border:none;box-shadow:none;background:transparent;overflow:visible;border-radius:0;transform:none}
.gift-note{
  display:inline-flex;gap:9px;align-items:center;margin-top:18px;padding:10px 18px;border-radius:12px;
  background:color-mix(in srgb,#10b981 10%,transparent);border:1px solid color-mix(in srgb,#10b981 35%,transparent);
  font-size:.88rem;font-weight:600;color:var(--text-2);
}

/* ---------- Footer ---------- */
/* partners band — ติดต่อสอบถาม และ จัดจำหน่ายโดย */
.partners-band{padding:10px 0 26px}
.partner-wrap{max-width:720px;margin:0 auto;text-align:center;background:var(--surface);
  border:1px solid var(--border);border-radius:22px;padding:28px 26px 26px;
  box-shadow:0 18px 44px -22px rgba(15,34,51,.18)}
.partner-title{display:inline-block;padding:11px 30px;border-radius:999px;background:var(--grad-brand);
  color:#fff;font-weight:800;font-size:.95rem;margin-bottom:20px;
  box-shadow:0 10px 22px -10px rgba(37,99,235,.55)}
.partner-row{display:flex;gap:16px;justify-content:center;align-items:stretch;flex-wrap:wrap}
.partner-tile{display:grid;place-items:center;background:#fff;border:1px solid var(--border);
  border-radius:14px;padding:10px 18px;min-height:76px;transition:.2s}
.partner-tile img{max-height:56px;max-width:160px;object-fit:contain;display:block}
.partner-tile:hover{transform:translateY(-2px);border-color:var(--accent);box-shadow:0 10px 24px -12px rgba(8,145,178,.35)}
.partner-qr{cursor:zoom-in}
[data-theme=dark] .partner-tile{background:#fff}

/* การ์ดคลิป YouTube */
.yt-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;max-width:960px;margin:0 auto}
.yt-grid-1{max-width:520px}
.yt-card{display:flex;flex-direction:column;gap:10px;background:var(--surface);border:1px solid var(--border);
  border-radius:16px;padding:22px 24px;text-decoration:none;color:var(--text);transition:.2s}
.yt-card:hover{transform:translateY(-3px);border-color:#f00;box-shadow:0 16px 34px -16px rgba(255,0,0,.35)}
.yt-card h3{font-size:1rem;margin:0;line-height:1.5}
.yt-open{display:inline-flex;align-items:center;gap:8px;font-size:.85rem;font-weight:700;color:var(--text-2)}
.yt-card:hover .yt-open{color:#f00}
.yt-ico{width:24px;height:17px;border-radius:4px;background:#f00;position:relative;display:inline-block;flex:0 0 auto}
.yt-ico::after{content:'';position:absolute;left:9px;top:4.5px;
  border-left:8px solid #fff;border-top:4px solid transparent;border-bottom:4px solid transparent}

footer{background:var(--bg-soft);border-top:1px solid var(--border);padding:56px 0 30px;margin-top:40px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;margin-bottom:38px}
@media (max-width:760px){.foot-grid{grid-template-columns:1fr}}
.foot-grid h5{font-size:.95rem;margin-bottom:14px}
.foot-grid p,.foot-grid a{font-size:.9rem;color:var(--text-2)}
.foot-grid ul{list-style:none;display:grid;gap:9px}
.foot-grid ul a:hover{color:var(--accent)}
.foot-bottom{border-top:1px solid var(--border);padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.82rem;color:var(--text-3)}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal.d1{transition-delay:.08s}.reveal.d2{transition-delay:.16s}.reveal.d3{transition-delay:.24s}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .blob,.flow-arrow,.cta-band{animation:none}
}

/* ---------- Lightbox ---------- */
.lb{
  position:fixed;inset:0;z-index:200;background:rgba(5,12,22,.86);display:none;
  place-items:center;padding:4vh 4vw;cursor:zoom-out;backdrop-filter:blur(6px);
}
.lb.open{display:grid}
.lb img{max-width:100%;max-height:92vh;border-radius:12px;box-shadow:0 30px 80px rgba(0,0,0,.6)}
/* ลูกศรเลื่อนรูป ก่อนหน้า/ถัดไป ใน lightbox */
.lb-nav{position:fixed;top:50%;transform:translateY(-50%);width:52px;height:52px;border-radius:50%;
  border:1px solid rgba(255,255,255,.35);background:rgba(255,255,255,.12);color:#fff;
  font-size:30px;line-height:1;display:grid;place-items:center;cursor:pointer;z-index:210;
  backdrop-filter:blur(4px);transition:.2s;padding:0 0 4px}
.lb-nav:hover{background:rgba(255,255,255,.3);transform:translateY(-50%) scale(1.08)}
.lb-prev{left:18px}
.lb-next{right:18px}
.lb-count{position:fixed;bottom:20px;left:50%;transform:translateX(-50%);color:#fff;
  font-size:.9rem;font-weight:700;background:rgba(255,255,255,.16);padding:6px 18px;
  border-radius:999px;z-index:210;backdrop-filter:blur(4px)}
.feat-media img{cursor:zoom-in}
.pc-shot img{cursor:zoom-in}