/* หน้าแรก TikTok Live FX — โทนมืด นีออน (cyan/pink/lime) · Kanit + Space Grotesk */
:root{
  --bg:#090e13;--bg2:#0d151b;--panel:#111a21;--panel2:#16222a;--line:#ffffff14;--line2:#ffffff24;
  --ink:#eef3f1;--muted:#9fb0ba;--cyan:#3ff3ea;--pink:#ff3f6c;--lime:#d0ef89;--violet:#9b7bff;
  --radius:22px;--wrap:1240px;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px;-webkit-text-size-adjust:100%}
body{margin:0;min-width:320px;overflow-x:clip;background:var(--bg);color:var(--ink);
  font:400 16px/1.7 'Space Grotesk','Kanit',system-ui,sans-serif;
  background-image:radial-gradient(ellipse at 70% 0%,#173a3c40,transparent 55%),radial-gradient(ellipse at 0% 60%,#3a173045,transparent 50%)}
h1,h2,h3,p{margin-top:0}
h1,h2,h3{font-family:'Kanit','Space Grotesk',sans-serif;font-weight:500;line-height:1.25}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--cyan);outline-offset:4px;border-radius:8px}
em{font-style:normal;background:linear-gradient(90deg,var(--cyan),var(--lime) 55%,var(--pink));-webkit-background-clip:text;background-clip:text;color:transparent}
.muted{color:var(--muted)}
.wrap{max-width:var(--wrap);margin:0 auto;padding-left:max(20px,4.2vw);padding-right:max(20px,4.2vw)}
.skip{position:absolute;left:-999px;top:8px;z-index:100;background:var(--cyan);color:#061214;padding:8px 14px;border-radius:8px}
.skip:focus{left:12px}

.ambient{position:fixed;pointer-events:none;border-radius:50%;filter:blur(110px);z-index:-1}
.a1{width:520px;height:520px;background:#1d6b6a2e;top:-80px;right:6%;animation:drift 18s ease-in-out infinite alternate}
.a2{width:380px;height:380px;background:#8a1f4a2e;bottom:5%;left:-80px;animation:drift 22s ease-in-out infinite alternate-reverse}
.a3{width:300px;height:300px;background:#4b3aa52a;top:45%;right:-60px;animation:drift 26s ease-in-out infinite alternate}
@keyframes drift{to{transform:translate(-60px,50px) scale(1.15)}}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:12px;padding:10px 18px;font-size:14px;font-weight:500;
  font-family:'Kanit',sans-serif;line-height:1.3;white-space:nowrap;transition:transform .2s,background .2s,box-shadow .2s,border-color .2s}
.btn-lg{padding:14px 24px;font-size:15px}
.btn-block{width:100%}
.btn-primary{background:var(--cyan);color:#05211f;font-weight:600;box-shadow:0 0 0 0 #3ff3ea00}
.btn-primary:hover{background:#8ffaf4;transform:translateY(-2px);box-shadow:0 10px 30px -8px #3ff3ea88}
.btn-ghost{background:#ffffff08;border:1px solid var(--line2)}
.btn-ghost:hover{background:#ffffff14;border-color:#ffffff40;transform:translateY(-2px)}
.btn-glow{background:linear-gradient(120deg,#123b3a,#3a1630);border:1px solid #3ff3ea55;box-shadow:0 0 22px -6px #3ff3ea88}
.btn-glow:hover{transform:translateY(-2px);border-color:var(--cyan)}
.btn-glow .who{max-width:12ch;overflow:hidden;text-overflow:ellipsis;color:var(--cyan);font-weight:600}
.btn-premium{color:#fff;font-weight:600;background:linear-gradient(110deg,#d81d56,#7a3cf0 60%,#d81d56);background-size:200% 100%;animation:sheen 5s linear infinite}
.btn-premium:hover{transform:translateY(-2px);box-shadow:0 12px 34px -8px #ff3f6caa}
@keyframes sheen{to{background-position:-200% 0}}

/* ---------- header ---------- */
.topbar{position:sticky;top:0;z-index:50;height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:0 max(20px,4.2vw);border-bottom:1px solid transparent;transition:background .3s,border-color .3s}
.topbar.scrolled{background:#090e13d9;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:var(--line)}
.brand{display:flex;align-items:center;gap:14px;flex-shrink:0}
.brandmark{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:12px;font:700 17px/1 'Space Grotesk',sans-serif;letter-spacing:-1px;
  color:#061214;background:linear-gradient(135deg,var(--cyan),var(--lime) 50%,var(--pink));box-shadow:0 0 24px -4px #3ff3ea88}
.brandmark.sm{width:28px;height:28px;font-size:12px;border-radius:8px;vertical-align:middle;margin-right:6px}
.brandtext{font:500 12px/1.2 'Space Grotesk',sans-serif;letter-spacing:2.4px;border-left:1px solid var(--line2);padding-left:14px}
.brandtext b{color:var(--cyan)}
.brandtext small{display:block;font-size:10px;letter-spacing:1px;color:var(--muted);margin-top:4px}
.mainnav{display:flex;gap:30px;font-size:14px;font-family:'Kanit',sans-serif}
.mainnav a{color:#c3cfd4;position:relative;padding:4px 0}
.mainnav a::after{content:'';position:absolute;left:0;right:100%;bottom:-2px;height:2px;background:var(--cyan);transition:right .25s}
.mainnav a:hover{color:#fff}.mainnav a:hover::after{right:0}
.actions{display:flex;align-items:center;gap:10px}
.menu-btn{display:none;width:42px;height:42px;border:1px solid var(--line2);border-radius:12px;flex-direction:column;justify-content:center;align-items:center;gap:5px}
.menu-btn span{width:18px;height:2px;background:currentColor;border-radius:2px;transition:transform .25s,opacity .25s}
.menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- eyebrow / headings ---------- */
.eyebrow{font:500 11px/1 'Space Grotesk',sans-serif;letter-spacing:2.6px;color:var(--cyan);text-transform:uppercase;display:flex;align-items:center;gap:12px;margin-bottom:18px}
.eyebrow::before{content:'';width:26px;height:1px;background:currentColor;box-shadow:0 0 8px currentColor}
.section{padding-top:110px}
.section-head{max-width:640px;margin-bottom:44px}
.section-head h2,.strip-head h2{font-size:clamp(30px,3.6vw,46px);letter-spacing:-.5px;margin-bottom:14px}
.section-head p{color:var(--muted);margin:0}

/* ---------- hero ---------- */
.hero{display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);align-items:center;gap:30px;min-height:min(calc(100vh - 76px),820px);padding-top:30px;padding-bottom:30px}
.nw{white-space:nowrap}
.hero h1{font-size:clamp(34px,4.5vw,64px);line-height:1.18;letter-spacing:-1px;margin-bottom:22px}
.hero h1 .english{display:block;font:400 .5em/1.4 'Space Grotesk',sans-serif;letter-spacing:-.5px;color:#cfd9dc;margin-top:14px}
.lead{font-size:16px;color:var(--muted);max-width:470px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-actions.center{justify-content:center}
.hero-meta{list-style:none;padding:0;margin:30px 0 0;display:flex;flex-wrap:wrap;gap:12px 26px;font-size:13px;color:var(--muted)}
.hero-meta li{display:flex;align-items:center;gap:8px}
.hero-meta b{color:var(--ink);font-weight:600}
.dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan);display:inline-block}
.dot.pink{background:var(--pink);box-shadow:0 0 12px var(--pink)}.dot.lime{background:var(--lime);box-shadow:0 0 12px var(--lime)}

.hero-scene{position:relative;min-height:560px;padding:64px 0 56px;display:flex;align-items:center;justify-content:center;perspective:1400px;isolation:isolate}
.orbital{position:absolute;left:4%;top:18%;width:92%;height:70%;border:1px solid #3ff3ea2a;border-radius:50%;transform:rotateX(64deg) rotateZ(-18deg);
  box-shadow:0 0 90px #3ff3ea12,inset 0 0 60px #3ff3ea10;animation:spin 40s linear infinite}
.orbital::after{content:'';position:absolute;top:50%;left:-5px;width:10px;height:10px;border-radius:50%;background:var(--cyan);box-shadow:0 0 18px var(--cyan)}
.orbital.o2{left:14%;top:26%;width:72%;height:52%;border-style:dashed;border-color:#ff3f6c30;animation-duration:28s;animation-direction:reverse}
.orbital.o2::after{background:var(--pink);box-shadow:0 0 18px var(--pink)}
@keyframes spin{from{transform:rotateX(64deg) rotateZ(0)}to{transform:rotateX(64deg) rotateZ(360deg)}}
.hero-word{position:absolute;z-index:-1;top:50%;left:50%;transform:translate(-50%,-55%);font:700 clamp(120px,15vw,230px)/1 'Space Grotesk',sans-serif;
  letter-spacing:-10px;color:transparent;-webkit-text-stroke:1px #ffffff12;white-space:nowrap}
.stage-screen iframe{position:absolute;inset:0;width:100%;height:100%;border:0;background:transparent;color-scheme:normal}
.live-badge{display:inline-block;background:var(--pink);color:#fff;font:700 11px/1 'Space Grotesk',sans-serif;letter-spacing:1px;padding:5px 8px;border-radius:6px}
.chip{position:absolute;z-index:4;padding:10px 14px;border-radius:14px;font-size:13px;font-family:'Kanit',sans-serif;white-space:nowrap;
  background:#13222acc;border:1px solid #3ff3ea38;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 16px 40px -12px #000a;animation:bob 6s ease-in-out infinite}
.chip b{color:var(--cyan);font-weight:600}
.chip.c1{left:-2%;top:2%;transform:rotate(-5deg);animation-delay:-2s}
.chip.c2{right:-3%;top:auto;bottom:16%;transform:rotate(5deg);border-color:#ff3f6c45;animation-delay:-4s}.chip.c2 b{color:var(--pink)}
@keyframes bob{0%,100%{translate:0 0}50%{translate:0 -12px}}
/* จอตัวอย่างใน hero: สุ่มสลับ overlay ทุกแบบอัตโนมัติ (home.js) */
.hero-stage{position:relative;z-index:2;width:100%;max-width:680px;transform:perspective(1400px) rotateY(-7deg) rotateX(3deg);
  box-shadow:0 40px 90px -30px #000,0 0 0 1px #ffffff0a,0 0 80px -30px #3ff3ea66;animation:bob 7s ease-in-out infinite}
.hero-stage .stage-screen iframe{transition:opacity .7s ease}
.hero-stage .stage-screen iframe:not(.is-on){opacity:0;pointer-events:none}
.hero-stage .stage-title{transition:opacity .3s}
.hero-progress{position:absolute;left:0;right:0;bottom:0;height:3px;background:#ffffff0d;z-index:2}
.hero-progress i{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--cyan),var(--pink));box-shadow:0 0 10px #3ff3ea88}
.hero-picks{display:flex;flex-wrap:wrap;gap:6px;padding:12px 16px;border-top:1px solid var(--line)}
.hero-picks button{padding:5px 12px;border-radius:999px;border:1px solid var(--line2);font:500 12px/1.4 'Kanit',sans-serif;color:#c3cfd4;transition:all .2s}
.hero-picks button:hover{border-color:#ffffff44;color:#fff}
.hero-picks button[aria-pressed=true]{border-color:var(--cyan);color:#fff;background:#3ff3ea18;box-shadow:0 0 16px -6px #3ff3ea99}

/* ---------- features strip ---------- */
.strip{display:grid;grid-template-columns:1.3fr repeat(4,1fr);gap:28px;border-top:1px solid var(--line);padding-top:40px;padding-bottom:10px;margin-top:10px}
.strip-head h2{font-size:clamp(22px,2.2vw,28px)}
.strip-head p{font-size:13px;color:var(--muted);margin:0}
.feature{position:relative;padding-top:4px}
.feature h3{font-size:17px;margin:0 0 6px}
.feature p{font-size:13px;color:var(--muted);margin:0;line-height:1.75}
.num{display:block;font:500 10px/1 'Space Grotesk',sans-serif;letter-spacing:1.6px;color:var(--cyan);margin-bottom:12px}

/* ---------- demo ---------- */
.demo{display:grid;grid-template-columns:minmax(0,1.75fr) minmax(0,1fr);grid-template-areas:"tabs tabs" "stage info";gap:22px 28px}
.demo-tabs{grid-area:tabs;display:flex;gap:8px;flex-wrap:wrap}
.demo-tabs [role=tab]{padding:10px 18px;border-radius:999px;border:1px solid var(--line2);background:#ffffff06;font-family:'Kanit',sans-serif;font-size:14px;color:#c3cfd4;transition:all .2s}
.demo-tabs [role=tab]:hover{border-color:#ffffff44;color:#fff}
.demo-tabs [role=tab][aria-selected=true]{background:#3ff3ea18;border-color:var(--cyan);color:#fff;box-shadow:0 0 22px -6px #3ff3ea99,inset 0 0 14px #3ff3ea18}
.stage{grid-area:stage;border-radius:var(--radius);border:1px solid var(--line2);background:var(--panel);overflow:hidden;box-shadow:0 30px 70px -30px #000}
.stage-bar{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--line);font-size:13px}
.stage-title{font-family:'Kanit',sans-serif;font-weight:500;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.stage-note{color:var(--muted);font-size:12px;white-space:nowrap}
.stage-screen{position:relative;aspect-ratio:16/10;min-height:340px;overflow:hidden;
  background:radial-gradient(ellipse at 50% 120%,#3ff3ea26,transparent 60%),radial-gradient(ellipse at 20% 0%,#ff3f6c1c,transparent 50%),linear-gradient(#0b1319,#070b0f)}
.stage-grid{position:absolute;left:-50%;right:-50%;bottom:-10%;height:60%;transform:perspective(500px) rotateX(62deg);transform-origin:bottom;
  background-image:linear-gradient(#3ff3ea26 1px,transparent 1px),linear-gradient(90deg,#3ff3ea26 1px,transparent 1px);background-size:44px 44px;
  -webkit-mask-image:linear-gradient(transparent,#000 70%);mask-image:linear-gradient(transparent,#000 70%);animation:grid 3s linear infinite}
@keyframes grid{to{background-position:0 44px}}
.stage-corner{position:absolute;width:26px;height:26px;border:2px solid var(--cyan);opacity:.7;pointer-events:none}
.stage-corner.tl{top:12px;left:12px;border-right:0;border-bottom:0}.stage-corner.br{bottom:12px;right:12px;border-left:0;border-top:0}
.style-chips{display:flex;align-items:center;gap:10px;padding:12px 16px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}
.style-chips[hidden]{display:none}
.style-chips .chips{display:flex;flex-wrap:wrap;gap:6px}
.style-chips button{padding:5px 12px;border-radius:999px;border:1px solid var(--line2);font:500 12px/1.3 'Space Grotesk',sans-serif;text-transform:capitalize;color:#c3cfd4}
.style-chips button[aria-pressed=true]{border-color:var(--pink);color:#fff;background:#ff3f6c24}
.demo-info{grid-area:info;display:flex;flex-direction:column}
.info h3{font-size:26px;margin-bottom:12px}
.info p{color:var(--muted);font-size:15px}
.ticks{list-style:none;padding:0;margin:0 0 20px;display:grid;gap:10px;font-size:14px}
.ticks li{position:relative;padding-left:28px;line-height:1.55}
.ticks li::before{content:'';position:absolute;left:0;top:3px;width:17px;height:17px;border-radius:50%;background:#3ff3ea1f;border:1px solid #3ff3ea70}
.ticks li::after{content:'';position:absolute;left:6px;top:7px;width:5px;height:8px;border:solid var(--cyan);border-width:0 2px 2px 0;transform:rotate(45deg)}
.ticks b{color:#fff;font-weight:600}
.url-sample{margin-top:auto;padding:14px 16px;border-radius:14px;background:#05090c;border:1px dashed #3ff3ea40;overflow-wrap:anywhere}
.url-sample small{display:block;color:var(--muted);font-size:12px;margin-bottom:4px}
.url-sample code{font:500 13px/1.5 ui-monospace,Consolas,monospace;color:var(--lime)}
.url-sample i{color:var(--pink);font-style:normal}

/* ---------- steps ---------- */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:s}
.step{position:relative;padding:30px 26px 26px;border-radius:var(--radius);background:linear-gradient(160deg,#16232b,#0d151b);border:1px solid var(--line);overflow:hidden}
.step::after{content:'';position:absolute;top:0;left:26px;right:26px;height:1px;background:linear-gradient(90deg,transparent,var(--cyan),transparent);opacity:.6}
.step-no{display:grid;place-items:center;width:46px;height:46px;border-radius:14px;margin-bottom:20px;font:700 20px/1 'Space Grotesk',sans-serif;color:var(--cyan);border:1px solid #3ff3ea55;box-shadow:inset 0 0 18px #3ff3ea22}
.step h3{font-size:19px;margin-bottom:8px}
.step p{color:var(--muted);font-size:14px;margin:0}

/* ---------- pricing ---------- */
.plans{display:grid;grid-template-columns:repeat(2,minmax(0,430px));justify-content:center;gap:26px}
.plan{position:relative;display:flex;flex-direction:column;padding:34px 30px 30px;border-radius:26px;background:linear-gradient(170deg,#15212a,#0c1419);border:1px solid var(--line2)}
.plan header{margin-bottom:22px}
.plan h3{font-size:30px;margin:14px 0 6px}
.plan-tag{font:700 11px/1 'Space Grotesk',sans-serif;letter-spacing:2px;padding:6px 10px;border-radius:7px}
.plan-tag.lime{color:#16210a;background:var(--lime)}.plan-tag.pink{color:#fff;background:#d81d56}
.price{margin:0;display:flex;align-items:baseline;gap:10px}
.price b{font:700 64px/1 'Space Grotesk',sans-serif;letter-spacing:-2px}
.price span{color:var(--muted);font-family:'Kanit',sans-serif}
.plan-sub{color:var(--muted);font-size:13px;margin:8px 0 0}
.plan .ticks{margin-bottom:26px;flex:1;align-content:start}
.plan.premium{border-color:transparent;background:linear-gradient(170deg,#1c1825,#0e1219) padding-box,linear-gradient(140deg,var(--pink),var(--violet) 45%,var(--cyan)) border-box;
  box-shadow:0 30px 80px -30px #ff3f6c66}
.plan.premium .price b{background:linear-gradient(90deg,#fff,#ffb3c5);-webkit-background-clip:text;background-clip:text;color:transparent}
.plan.premium .ticks li::before{background:#ff3f6c1f;border-color:#ff3f6c90}.plan.premium .ticks li::after{border-color:#ff7b9a}
.plan.is-current{outline:2px solid var(--lime);outline-offset:4px}
.ribbon{position:absolute;top:20px;right:20px;font:600 12px/1 'Kanit',sans-serif;padding:7px 12px;border-radius:999px;background:#d0ef8922;color:var(--lime);border:1px solid #d0ef8955}
.ribbon.hot{background:#ff3f6c22;color:#ff9ab2;border-color:#ff3f6c66}
.calc{margin:-6px 0 22px;padding:14px 16px;border-radius:14px;background:#00000040;border:1px solid var(--line)}
.calc label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.calc label b{color:#fff}
.calc p{margin:6px 0 0;font-size:14px;color:var(--muted)}
.calc p b{font:700 20px/1 'Space Grotesk','Kanit',sans-serif;color:#fff}
.calc input[type=range]{width:100%;accent-color:var(--pink)}
.plan-foot{text-align:center;font-size:13px;color:var(--muted);margin:14px 0 0}
.plan-foot a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px}

/* ---------- faq ---------- */
.faq-wrap{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:40px;align-items:start}
.faq{display:grid;gap:12px}
.faq details{border-radius:16px;background:var(--panel);border:1px solid var(--line);transition:border-color .2s}
.faq details[open]{border-color:#3ff3ea45}
.faq summary{cursor:pointer;list-style:none;padding:18px 54px 18px 22px;position:relative;font-family:'Kanit',sans-serif;font-weight:500}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';position:absolute;right:20px;top:50%;transform:translateY(-50%);font:400 24px/1 'Space Grotesk',sans-serif;color:var(--cyan);transition:transform .25s}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details p{margin:0;padding:0 22px 20px;color:var(--muted);font-size:15px}

/* ---------- cta / footer ---------- */
.cta{padding-top:110px}
.cta-box{position:relative;text-align:center;padding:64px 24px;border-radius:30px;overflow:hidden;border:1px solid var(--line2);
  background:radial-gradient(ellipse at 50% 120%,#3ff3ea30,transparent 60%),radial-gradient(ellipse at 0 0,#ff3f6c26,transparent 50%),var(--panel)}
.cta-box h2{font-size:clamp(28px,3.4vw,44px);margin-bottom:10px}
.cta-box p{color:var(--muted);margin-bottom:28px}
.footer{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px 30px;padding-top:40px;padding-bottom:40px;margin-top:80px;border-top:1px solid var(--line);font-size:13px}
.footer b{color:var(--cyan)}
.footer nav{display:flex;gap:22px}
.footer nav a:hover{color:var(--cyan)}

/* ---------- login dialog ---------- */
.login-dialog{width:min(420px,calc(100vw - 32px));padding:0;border:0;border-radius:24px;background:transparent;color:var(--ink)}
.login-dialog::backdrop{background:#03070acc;backdrop-filter:blur(6px)}
.login-dialog[open]{animation:pop .25s ease-out}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.97)}}
.login-form{position:relative;padding:32px 28px 26px;border-radius:24px;border:1px solid #3ff3ea40;background:linear-gradient(170deg,#15232b,#0b1217);box-shadow:0 30px 80px -20px #000,0 0 60px -20px #3ff3ea66}
.login-form h2{font-size:28px;margin-bottom:18px}
.login-form label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}
.login-form input:not([type=checkbox]){width:100%;padding:12px 14px;margin-bottom:16px;border-radius:12px;border:1px solid var(--line2);background:#05090c;font-size:15px}
.login-form input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px #3ff3ea2a}
.login-form .check{display:flex;align-items:center;gap:8px;margin-bottom:20px;color:#c3cfd4;cursor:pointer}
.login-form .check input{width:17px;height:17px;accent-color:var(--cyan)}
.login-form .close{position:absolute;top:14px;right:14px;width:36px;height:36px;border-radius:50%;border:1px solid var(--line2);font-size:20px;line-height:1}
.login-form .close:hover{border-color:var(--cyan)}
.login-alt{text-align:center;font-size:14px;color:var(--muted);margin:16px 0 0}
.login-alt a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px}

/* ---------- reveal on scroll ---------- */
.js .reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.7,.2,1)}
.js .reveal[data-delay="1"]{transition-delay:.08s}.js .reveal[data-delay="2"]{transition-delay:.16s}
.js .reveal[data-delay="3"]{transition-delay:.24s}.js .reveal[data-delay="4"]{transition-delay:.32s}
.js .reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media (max-width:1100px){
  .mainnav{gap:20px}
  .strip{grid-template-columns:repeat(2,1fr)}
  .strip-head{grid-column:1/-1}
}
@media (max-width:960px){
  .menu-btn{display:flex}
  .mainnav{position:fixed;top:76px;left:0;right:0;flex-direction:column;gap:0;padding:8px 20px 18px;background:#090e13f2;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);transform:translateY(-12px);opacity:0;visibility:hidden;transition:all .25s}
  .mainnav.open{transform:none;opacity:1;visibility:visible}
  .mainnav a{padding:14px 4px;border-bottom:1px solid var(--line);font-size:16px}
  .mainnav a::after{display:none}
  .hero{grid-template-columns:1fr;min-height:0;max-height:none;padding-top:40px;text-align:left}
  .hero-scene{max-width:680px;width:100%;margin:0 auto;min-height:0}
  .demo{grid-template-columns:1fr;grid-template-areas:"tabs" "stage" "info"}
  .faq-wrap{grid-template-columns:1fr;gap:0}
}
@media (max-width:760px){
  .steps{grid-template-columns:1fr}
  .plans{grid-template-columns:minmax(0,1fr)}
  .section{padding-top:80px}.cta{padding-top:80px}
  .stage-note{display:none}
}
@media (max-width:560px){
  body{font-size:15px}
  .topbar{height:66px;gap:10px}
  html{scroll-padding-top:72px}
  .mainnav{top:66px}
  .brandtext{display:none}
  .hide-sm{display:none}
  .actions{min-width:0}
  .btn-glow .who{max-width:8ch}
  .btn{padding:9px 14px}
  .btn-lg{padding:13px 20px}
  .hero{padding-top:24px}
  .hero-actions .btn{flex:1 1 auto}
  .hero-scene{padding:52px 0 48px}
  .hero-stage{transform:none}
  .chip{font-size:12px;padding:8px 11px}
  .chip.c1{left:0;top:4px}.chip.c2{right:0;top:auto;bottom:4px}
  .strip{grid-template-columns:1fr;gap:22px}
  .stage-screen{aspect-ratio:3/4;min-height:0}
  .plan{padding:30px 20px 24px}
  .price b{font-size:54px}
  .footer{flex-direction:column;align-items:flex-start}
}
@media (max-width:380px){
  .hide-xs{display:none}
  .btn-glow .who{display:none}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .js .reveal{opacity:1;transform:none}
}

/* ===== หั่นราคาช่วงเปิดตัว (แถบใน #features + ราคาขีดฆ่าในการ์ด Premium) ===== */
.promo-cut{grid-column:1/-1;display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;margin-top:6px;padding:16px 22px;border-radius:18px;
  color:var(--ink);text-decoration:none;background:linear-gradient(100deg,#ff3f6c26,#9b7bff1f 55%,#3ff3ea14);border:1px solid #ff3f6c66;
  transition:transform .2s,border-color .2s}
.promo-cut:hover{transform:translateY(-2px);border-color:var(--pink)}
.promo-tag{font:600 13px/1 'Kanit',sans-serif;padding:7px 12px;border-radius:999px;background:var(--pink);color:#fff}
.promo-text{font-family:'Kanit',sans-serif;font-size:15px}
.promo-price{font-family:'Kanit',sans-serif;color:var(--muted)}
.promo-price s{color:var(--muted);font:600 18px/1 'Space Grotesk',sans-serif;margin-right:4px}
.promo-price b{font:700 30px/1 'Space Grotesk',sans-serif;color:#fff;background:linear-gradient(90deg,#fff,#ffb3c5);-webkit-background-clip:text;background-clip:text;color:transparent}
.promo-off{font:700 13px/1 'Space Grotesk',sans-serif;padding:6px 9px;border-radius:8px;background:var(--lime);color:#16210a}
.promo-note{margin-left:auto;font-size:13px;color:var(--muted)}
.price-was{font:600 28px/1 'Space Grotesk',sans-serif;color:var(--muted);text-decoration-thickness:2px;text-decoration-color:var(--pink)}
.price-was-sm{color:var(--muted);font-size:13px;margin-left:6px}
@media (max-width:640px){.promo-note{margin-left:0;width:100%}}


/* ตารางเทียบสิทธิ์ Free / Premium (#pricing) */
.compare{max-width:886px;margin:34px auto 0;border:1px solid var(--line2);border-radius:var(--radius);background:var(--panel);overflow-x:auto}
.compare table{width:100%;border-collapse:collapse;font-size:15px;min-width:520px}
.compare th,.compare td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--line)}
.compare tbody tr:last-child th,.compare tbody tr:last-child td{border-bottom:0}
.compare thead th{background:var(--panel2);font-weight:500}
.compare tbody th{font-weight:400;color:#c9d6db}
.compare td{color:var(--muted);text-align:center;width:30%}
.compare thead th:not(:first-child){text-align:center}
.compare td.is-pro{color:var(--ink);background:#ff3f6c0d;font-weight:500}
.compare .yes{color:var(--cyan);font-weight:700;font-size:17px}
.compare .no{color:#ff7b96;font-weight:700}
@media (max-width:600px){.compare th,.compare td{padding:10px 10px;font-size:13px}}
.calc-chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.calc-chips button{padding:4px 10px;border-radius:999px;border:1px solid var(--line2);background:#ffffff08;color:#c3cfd4;font:500 12px/1.4 'Kanit',sans-serif}
.calc-chips button:hover{border-color:var(--pink);color:#fff}