/* Nghề Tay Trái Online – Mr Số Hưởng */
:root{
  --ink:#0f0f0f;        /* chữ chính */
  --jade:#0f0f0f;       /* Thanh Long */
  --jade-2:#ff0000;
  --jade-soft:#f2f2f2;
  --gold:#ff0000;
  --gold-soft:#fff1f0;
  --paper:#ffffff;
  --line:#e5e5e5;
  --muted:#606060;
  --red:#cc0000;
  --radius:14px;
  --max:1040px;
  --font:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font);color:var(--ink);background:var(--paper);line-height:1.6;font-size:17px}
img{max-width:100%;display:block}
a{color:var(--jade)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.narrow{max-width:760px}
section{padding:64px 0}
h1,h2,h3{line-height:1.25;margin:0 0 14px;letter-spacing:-.01em}
h1{font-size:clamp(30px,5vw,50px);font-weight:800}
h2{font-size:clamp(24px,3.4vw,34px);font-weight:800}
h3{font-size:20px;font-weight:700}
p{margin:0 0 14px}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--red);margin-bottom:12px}
.muted{color:var(--muted)}
.center{text-align:center}
.todo{background:#fff4c2;outline:1px dashed #d4a800;padding:0 4px;border-radius:4px}

/* thanh trên cùng */
.topbar{background:var(--jade);color:#fff;text-align:center;font-weight:600;padding:10px 16px;font-size:15px}
.topbar b{color:#ff4e45}

/* nút */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--gold);color:#fff;font-weight:800;font-size:17px;padding:16px 28px;border-radius:999px;border:0;cursor:pointer;text-decoration:none;box-shadow:0 6px 0 #a30000;transition:transform .08s}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(3px);box-shadow:0 3px 0 #a30000}
.btn.small{font-size:15px;padding:12px 20px}
.btn-note{font-size:13px;color:var(--muted);margin-top:10px}

/* hero */
.hero{background:radial-gradient(1200px 500px at 50% -10%,#ffe3e1,transparent),var(--paper);padding-top:48px}
.hero .lead{font-size:19px;color:#2b3b3f;max-width:720px;margin:0 auto 22px}
.video{aspect-ratio:16/9;background:#0f0f0f;border-radius:var(--radius);display:grid;place-items:center;color:#cfe;max-width:760px;margin:24px auto;position:relative;overflow:hidden}
.video>span{font-size:15px;opacity:.85;text-align:center;padding:20px}
.video .todo{color:#5a4600}
.countdown{display:flex;gap:10px;justify-content:center;margin:20px 0 6px}
.countdown div{background:#fff;border:1px solid var(--line);border-radius:10px;min-width:72px;padding:8px 6px;text-align:center}
.countdown b{display:block;font-size:26px;color:var(--red)}
.countdown small{font-size:12px;color:var(--muted)}
.when{font-weight:700;color:var(--red)}

/* thẻ & lưới */
.grid{display:grid;gap:18px}
.g2{grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.card.jade{background:var(--jade-soft);border-color:#e0e0e0}
.card.gold{background:#fff;border-color:#e5e5e5;border-top:4px solid var(--red)}

.check{list-style:none;padding:0;margin:0}
.check li{padding:12px 0 12px 38px;position:relative;border-bottom:1px solid var(--line)}
.check li:last-child{border:0}
.check li::before{content:"";position:absolute;left:4px;top:15px;width:20px;height:20px;border-radius:6px;background:var(--red) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20'%3E%3Cpath d='M5 10.5l3 3 7-7' stroke='white' stroke-width='2.4' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") center/16px no-repeat}

/* thư tay */
.letter{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;box-shadow:0 20px 40px -30px rgba(0,0,0,.25)}
.letter p{font-size:18px}
.sign{font-weight:800;color:var(--red);font-size:20px;margin-top:20px}

/* 3 tối */
.day{display:grid;grid-template-columns:110px 1fr;gap:22px;align-items:start;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;margin-bottom:18px}
.day .tag{background:var(--jade);color:#fff;border-radius:12px;text-align:center;padding:14px 8px;font-weight:800}
.day .tag small{display:block;font-weight:600;opacity:.8;font-size:12px}
@media(max-width:600px){.day{grid-template-columns:1fr}}

/* cũ vs mới */
.vs{display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.vs>div{padding:26px}
.vs .old{background:#f2f2f2}
.vs .new{background:#fff1f0}
.vs h3{margin-bottom:10px}
.vs ul{margin:0;padding-left:20px}
.vs li{margin:8px 0}
@media(max-width:640px){.vs{grid-template-columns:1fr}}

/* số liệu */
.stat{text-align:center}
.stat b{display:block;font-size:38px;color:var(--red);font-weight:800}

/* hỏi đáp */
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin-bottom:10px}
summary{cursor:pointer;font-weight:700}
details p{margin-top:10px}

.band{background:var(--jade);color:#fff}
.band h2{color:#fff}
.band .muted{color:#cfcfcf}

footer{background:#0f0f0f;color:#aaaaaa;font-size:14px;padding:36px 0}
footer a{color:#fff}
.disclaimer{max-width:760px;margin:0 auto;text-align:center}

/* popup */
.modal{position:fixed;inset:0;background:rgba(6,20,22,.62);display:none;align-items:center;justify-content:center;padding:16px;z-index:50}
.modal.open{display:flex}
.modal .box{background:#fff;border-radius:18px;max-width:440px;width:100%;padding:28px;position:relative}
.modal .x{position:absolute;right:12px;top:8px;border:0;background:none;font-size:28px;cursor:pointer;color:var(--muted)}
.field{margin-bottom:12px}
.field label{display:block;font-weight:600;font-size:14px;margin-bottom:4px}
.field input{width:100%;padding:13px 14px;border:1px solid #c9d3d1;border-radius:10px;font:inherit}
.field input:focus{outline:2px solid var(--jade-2);border-color:transparent}
.consent{font-size:13px;color:var(--muted);display:flex;gap:8px;align-items:flex-start;margin:6px 0 14px}
.err{color:var(--red);font-size:14px;min-height:20px}
.btn.full{width:100%}

/* trang cảm ơn */
.steps{counter-reset:s;list-style:none;padding:0}
.steps li{counter-increment:s;position:relative;padding:18px 18px 18px 64px;background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:12px}
.steps li::before{content:counter(s);position:absolute;left:18px;top:16px;width:32px;height:32px;border-radius:50%;background:var(--red);color:#fff;font-weight:800;display:grid;place-items:center}
.progress{height:10px;background:#e5e5e5;border-radius:99px;overflow:hidden;max-width:420px;margin:12px auto}
.progress i{display:block;height:100%;width:90%;background:var(--red)}

/* nút phát kiểu YouTube trên khung video */
.video::after{content:"";position:absolute;width:68px;height:48px;border-radius:12px;background:#ff0000 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 7l8 5-8 5z' fill='white'/%3E%3C/svg%3E") center/28px no-repeat;top:50%;left:50%;transform:translate(-50%,-50%);opacity:.95}
.video>span{position:absolute;bottom:8px;left:0;right:0}
.day .tag{background:var(--red)!important}

/* ===== Khung mô phỏng 100f1.vn (v2) ===== */
.h-cond{font-family:"Oswald","Roboto Condensed",Impact,sans-serif;font-weight:700;letter-spacing:0;text-transform:uppercase}
.alertbar{background:#cc0000;color:#fff;text-align:center;padding:14px 16px;font-weight:700;font-size:16px}
.alertbar i{font-weight:500}
.header{background:#fff;border-bottom:1px solid var(--line)}
.header .wrap{display:flex;justify-content:space-between;align-items:center;padding-top:12px;padding-bottom:12px;gap:12px}
.logo{font-family:"Oswald",Impact,sans-serif;font-weight:700;font-size:22px;line-height:1;text-transform:uppercase}
.logo span{display:block;background:#ff0000;color:#fff;font-size:13px;padding:3px 6px;margin-top:3px;letter-spacing:.06em}
.header .right{text-align:right;font-family:"Oswald",sans-serif;font-weight:600;font-size:18px}
.header .right small{display:block;color:#ff0000;font-style:italic;font-size:15px}
.hero2{background:#f1f1f1;padding:40px 0 56px;text-align:center}
.hero2 .pre{font-family:"Oswald",sans-serif;font-weight:600;font-size:clamp(20px,2.6vw,28px)}
.hero2 .pre u{text-decoration-thickness:2px}
.hero2 h1{font-family:"Oswald",Impact,sans-serif;color:#cc0000;font-size:clamp(34px,5.8vw,64px);text-transform:uppercase;margin:10px 0 14px}
.soundbar{background:#cc0000;color:#ffe9a8;font-weight:700;padding:10px;max-width:760px;margin:20px auto 0;border-radius:6px 6px 0 0}
.soundbar+.video{margin-top:0;border-radius:0 0 var(--radius) var(--radius)}
.sec-title{font-family:"Oswald",Impact,sans-serif;text-transform:uppercase;font-size:clamp(26px,4vw,40px);text-align:center;line-height:1.15}
.sec-title.red{color:#cc0000}
.rule{border:0;border-top:2px solid var(--ink);max-width:420px;margin:14px auto}
.split{display:grid;grid-template-columns:5fr 7fr;gap:36px;align-items:start}
@media(max-width:760px){.split{grid-template-columns:1fr}}
.photo{background:#272727;color:#ddd;border-radius:10px;aspect-ratio:3/4;display:grid;place-items:center;text-align:center;padding:16px;font-size:14px}
.photo.wide{aspect-ratio:16/9}
.bridge{background:#0f0f0f url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Cpath d='M0 40L40 0' stroke='%23222' stroke-width='1'/%3E%3C/svg%3E");color:#fff;text-align:center}
.bridge p{font-size:20px;max-width:820px;margin:0 auto 22px}
.letter2{background:#fff;max-width:800px;margin:0 auto;padding:40px clamp(20px,5vw,56px);border:1px solid var(--line);box-shadow:0 30px 60px -40px rgba(0,0,0,.35)}
.letter2 .from{font-weight:800}
.letter2 p{font-size:18px}
.letter2 h3{font-family:"Oswald",sans-serif;text-transform:uppercase;color:#cc0000;font-size:24px;margin-top:28px}
.letter2 .photo{margin:22px 0}
.event{background:#0f0f0f;color:#fff;text-align:center}
.event .big{font-family:"Oswald",Impact,sans-serif;font-size:clamp(34px,6vw,62px);color:#ff0000;text-transform:uppercase;line-height:1.05;margin:8px 0 16px}
.dayrow{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center;padding:34px 0;border-bottom:1px solid var(--line)}
.dayrow:nth-child(even) .photo{order:2}
@media(max-width:760px){.dayrow{grid-template-columns:1fr}.dayrow:nth-child(even) .photo{order:0}}
.daylabel{display:inline-block;background:#ff0000;color:#fff;font-family:"Oswald",sans-serif;font-weight:700;padding:4px 12px;border-radius:4px;letter-spacing:.04em}
.dayrow h3{font-family:"Oswald",sans-serif;font-size:28px;text-transform:uppercase;margin:12px 0}
.honest{background:#fff8e1;border:2px dashed #e0a800;border-radius:12px;padding:22px;max-width:760px;margin:0 auto;text-align:center}
.dark{background:#181818;color:#eee}
.dark .sec-title{color:#fff}
.dark .check li{border-color:#333}
.stack{max-width:760px;margin:0 auto}
.stack .item{display:flex;gap:16px;align-items:flex-start;padding:16px 0;border-bottom:1px dashed #ccc}
.stack .item b.n{flex:none;width:34px;height:34px;border-radius:50%;background:#ff0000;color:#fff;display:grid;place-items:center}
.free{font-family:"Oswald",Impact,sans-serif;font-size:clamp(40px,7vw,72px);color:#cc0000;text-align:center;margin:20px 0 4px}
.www{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:2px solid var(--ink)}
.www>div{padding:22px;border-right:2px solid var(--ink)}
.www>div:last-child{border-right:0}
.www h3{font-family:"Oswald",sans-serif;font-size:26px;color:#cc0000;margin-bottom:6px}
@media(max-width:700px){.www{grid-template-columns:1fr}.www>div{border-right:0;border-bottom:2px solid var(--ink)}}
.ps{max-width:760px;margin:26px auto 0;font-size:17px}

.val{color:#cc0000;font-weight:700;white-space:nowrap}

/* ===== Điều chỉnh cỡ chữ & khoảng cách dòng (v3) ===== */
body{font-size:19px;line-height:1.45}
p{margin:0 0 12px}
h1,h2,h3{line-height:1.15}
.lead,.hero .lead{font-size:21px;line-height:1.4}
.alertbar{font-size:18px;line-height:1.35}
.header .right{font-size:20px}.header .right small{font-size:17px}
.logo{font-size:24px}.logo span{font-size:15px;padding:4px 8px}
.hero2 .pre{line-height:1.25}
.soundbar{font-size:18px}
.btn{font-size:19px;padding:17px 30px}
.btn.small{font-size:17px;padding:13px 22px}
.btn-note{font-size:16px}
.eyebrow{font-size:15px}
.countdown div{min-width:84px;padding:10px 8px}
.countdown b{font-size:34px;line-height:1.1}
.countdown small{font-size:15px;font-weight:600}
.when{font-size:20px}
.check li{font-size:19px;line-height:1.4;padding:12px 0 12px 42px}
.check li::before{width:24px;height:24px;top:13px;background-size:19px}
.daylabel{font-size:19px;padding:6px 14px}
.dayrow h3{font-size:30px;line-height:1.15}
.stack .item{font-size:19px;line-height:1.4}
.stack .item b.n{width:42px;height:42px;font-size:20px}
.stack .muted,.dayrow .muted,.card .muted{font-size:17px}
.val{font-size:18px}
.card{font-size:18px;line-height:1.4}
.stat b{font-size:44px}
.letter2 p{font-size:19px;line-height:1.5}
.www p{font-size:19px;line-height:1.4}
.www h3{font-size:30px}
.honest p{font-size:19px;line-height:1.45}
details{font-size:18px}summary{font-size:19px}
.photo{font-size:16px;line-height:1.35}
.video>span{font-size:16px}
.todo{font-size:inherit}
.steps li{font-size:18px;line-height:1.4}
.steps li::before{width:36px;height:36px;font-size:18px}
footer{font-size:15px;line-height:1.5}
.field label{font-size:16px}.field input{font-size:18px}
.consent{font-size:15px}
.modal .btn.full{font-size:19px}
@media(max-width:600px){body{font-size:18px}.check li{font-size:18px}.dayrow h3{font-size:26px}.countdown div{min-width:70px}.countdown b{font-size:28px}}
/* Nút & tiêu đề popup dùng Be Vietnam Pro để dấu tiếng Việt hiển thị chuẩn */
.btn,.modal .btn.full{font-family:"Be Vietnam Pro",system-ui,sans-serif;font-weight:800;letter-spacing:0}
#dk-title{font-family:"Be Vietnam Pro",system-ui,sans-serif;font-weight:800;text-transform:uppercase;letter-spacing:0}