:root{
  --primary:#ef5b3f;
  --primary-dark:#d8452b;
  --green:#1ea85a;
  --navy:#17324d;
  --cream:#fff7ef;
  --soft:#f7f4ef;
  --text:#26323d;
  --muted:#68737d;
  --white:#fff;
  --shadow:0 18px 50px rgba(29,50,67,.12);
  --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Be Vietnam Pro",Arial,sans-serif;color:var(--text);line-height:1.65;background:#fff}
img{max-width:100%;display:block}
a{text-decoration:none}
.container{width:min(1120px,calc(100% - 36px));margin:auto}
.narrow{width:min(780px,calc(100% - 36px))}
.topbar{background:var(--navy);color:#fff;font-weight:700;font-size:14px}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;padding:10px 0}
.topbar a{color:#fff;background:var(--primary);padding:7px 14px;border-radius:999px}
.hero{background:linear-gradient(135deg,#fff7ef 0%,#fff 52%,#eef9f3 100%);padding:76px 0 68px;overflow:hidden}
.hero-grid,.mentor-grid,.offer-grid,.ebook-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:52px;align-items:center}
.eyebrow{font-size:13px;letter-spacing:1.5px;font-weight:800;color:var(--primary);margin-bottom:14px}
.eyebrow.light{color:#ffd0c5}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(38px,5vw,66px);line-height:1.12;letter-spacing:-1.8px;margin-bottom:22px;color:var(--navy)}
h1 span{color:var(--primary)}
h2{font-size:clamp(30px,3.6vw,46px);line-height:1.22;letter-spacing:-1px;color:var(--navy)}
.hero-lead{font-size:19px;color:#4d5b67;max-width:740px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin:25px 0}
.hero-badges span{background:#fff;border:1px solid #ebdfd4;padding:8px 12px;border-radius:999px;font-size:14px;font-weight:600}
.price-box{display:flex;align-items:center;gap:24px;margin-top:28px}
.price-box small,.final-price small{display:block;color:var(--muted)}
.price-box strong,.final-price strong{font-size:31px;color:var(--primary)}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:15px 24px;border-radius:12px;font-weight:800;border:none;cursor:pointer;font-family:inherit;transition:.2s;box-shadow:0 8px 22px rgba(239,91,63,.2)}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-light{background:#fff;color:var(--navy)}
.btn-full{width:100%}
.mentor-card{background:#fff;border-radius:28px;padding:18px;box-shadow:var(--shadow);transform:rotate(1deg)}
.portrait-wrap,.portrait-large{background:linear-gradient(135deg,#e8f8ef,#fff2e8);border-radius:20px;overflow:hidden;min-height:410px}
.portrait-wrap img,.portrait-large img{width:100%;height:100%;object-fit:cover}
.portrait-fallback{display:none;min-height:410px;align-items:center;justify-content:center;flex-direction:column;text-align:center;color:var(--muted);padding:30px}
.portrait-fallback.large{min-height:520px}
.avatar-circle{width:130px;height:130px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--primary);color:white;font-size:34px;font-weight:800;margin-bottom:18px}
.mentor-info{padding:20px 12px 8px}
.mentor-info strong{display:block;font-size:24px;color:var(--navy)}
.mentor-info span{display:block;color:var(--primary);font-weight:700;margin:4px 0 10px}
.section{padding:88px 0}
.section-soft{background:var(--soft)}
.section-dark{background:var(--navy);color:#fff}
.section-dark h2{color:#fff}
.section-heading{text-align:center;max-width:820px;margin:0 auto 42px}
.section-heading>span{font-size:13px;letter-spacing:1.4px;color:var(--primary);font-weight:800}
.cards,.tool-grid{display:grid;gap:22px}
.cards-3{grid-template-columns:repeat(3,1fr)}
.card,.tool-card{background:#fff;border:1px solid #eee8e1;border-radius:var(--radius);padding:28px;box-shadow:0 8px 28px rgba(31,48,61,.06)}
.card .icon{font-size:36px}
.card h3,.tool-card h3{color:var(--navy);margin:10px 0 8px}
.card p,.tool-card p{color:var(--muted);margin-bottom:0}
.benefit-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.benefit{display:flex;gap:18px;background:#fff;border-radius:18px;padding:24px}
.benefit>b{font-size:30px;color:#f3a18f}
.benefit h3{margin-bottom:4px;color:var(--navy)}
.benefit p{margin-bottom:0;color:var(--muted)}
.center{text-align:center;margin-top:36px}
.tool-grid{grid-template-columns:repeat(3,1fr)}
.tool-card>div{font-size:35px}
.ebook-grid{grid-template-columns:.7fr 1.3fr}
.book{width:270px;height:370px;margin:auto;padding:30px;background:linear-gradient(160deg,#ff8a68,#d74229);border-radius:6px 20px 20px 6px;box-shadow:-20px 24px 40px rgba(0,0,0,.25);display:flex;flex-direction:column;justify-content:space-between;color:#fff;transform:perspective(900px) rotateY(12deg)}
.book small{font-weight:700;letter-spacing:1px}
.book strong{font-size:30px;line-height:1.25}
.book span{font-weight:800}
.check-list{padding:0;list-style:none}
.check-list li{margin:10px 0;padding-left:30px;position:relative}
.check-list li:before{content:"✓";position:absolute;left:0;color:#57d68d;font-weight:800}
.dark-text li:before{color:var(--green)}
.timeline{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.timeline article{padding:30px;border-radius:var(--radius);background:#fff;border:1px solid #eee6df;box-shadow:0 8px 25px rgba(30,45,60,.06)}
.week{display:inline-block;background:#fee8e2;color:var(--primary);padding:6px 12px;border-radius:999px;font-weight:800;font-size:12px}
.timeline h3{font-size:25px;margin:16px 0 8px;color:var(--navy)}
.timeline p{color:var(--muted);margin:0}
.mentor-title{color:var(--primary)}
blockquote{margin:28px 0 0;padding:20px 24px;border-left:5px solid var(--primary);background:white;border-radius:0 14px 14px 0;font-weight:600}
.offer{background:linear-gradient(140deg,#fff4eb,#f3fbf6)}
.offer-grid{align-items:start}
.final-price{margin-top:26px}
.signup-form{background:#fff;border-radius:24px;padding:30px;box-shadow:var(--shadow)}
.signup-form h3{font-size:26px;color:var(--navy);margin-bottom:5px}
.signup-form p{color:var(--muted)}
.signup-form label{display:block;font-weight:700;margin:15px 0 7px}
.signup-form input,.signup-form select{width:100%;padding:14px;border:1px solid #dfe3e6;border-radius:10px;font-family:inherit;font-size:15px;background:#fff}
.signup-form input:focus,.signup-form select:focus{outline:2px solid #ffd8cd;border-color:var(--primary)}
.signup-form button{margin-top:20px;font-size:15px}
.form-note{font-size:12px;color:var(--muted);text-align:center;margin-top:12px}
.form-message{margin-top:12px;text-align:center;font-weight:700}
details{background:#fff;border:1px solid #e9e4df;border-radius:14px;padding:18px 20px;margin:12px 0}
summary{cursor:pointer;font-weight:700;color:var(--navy)}
details p{margin:12px 0 0;color:var(--muted)}
footer{background:#10263b;color:#dbe5ec;text-align:center;padding:45px 0}
footer strong{color:#fff;font-size:20px}
footer p{margin:8px 0}
.mobile-cta{display:none}
.thankyou-body{background:linear-gradient(150deg,#fff6ee,#effaf4);min-height:100vh}
.thankyou-page{padding:40px 16px}
.thankyou-card{max-width:720px;margin:auto;background:#fff;border-radius:24px;padding:38px;box-shadow:var(--shadow);text-align:center}
.success-icon{width:74px;height:74px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:#e7f8ef;color:var(--green);font-size:42px;font-weight:800;margin:0 auto 18px}
.thankyou-card h1{font-size:40px;margin-bottom:10px}
.thankyou-card h2{color:var(--primary);margin-bottom:2px}
.subtitle{color:var(--muted)}
.progress{margin:30px 0}
.progress-line{height:10px;background:#e8ecef;border-radius:999px;overflow:hidden}
.progress-line span{display:block;height:100%;background:var(--green)}
.progress-labels{display:flex;justify-content:space-between;margin-top:9px;font-size:13px;font-weight:700}
.done{color:var(--green)}
.active{color:var(--primary)}
.arrows{font-size:36px;color:var(--primary);letter-spacing:14px;margin:10px 0}
.btn-zalo{background:#18a558;color:white;font-size:20px;margin:18px 0}
.gift-box,.steps,.important{margin-top:24px;border-radius:16px;padding:22px;text-align:left}
.gift-box{background:#f2fbf6}
.steps{background:#f7f7f7}
.important{background:#fff3df;border:1px solid #ffd596}
.support{margin-top:22px;color:var(--muted);font-size:13px}

@media (max-width:900px){
  .hero-grid,.mentor-grid,.offer-grid,.ebook-grid{grid-template-columns:1fr}
  .cards-3,.tool-grid,.timeline{grid-template-columns:1fr 1fr}
  .hero{padding-top:48px}
  .mentor-card{max-width:560px;margin:auto;transform:none}
  .ebook-mockup{order:2}
}
@media (max-width:640px){
  body{padding-bottom:76px}
  .topbar{display:none}
  .hero{padding:42px 0 50px}
  .hero-grid{gap:30px}
  h1{font-size:39px}
  h2{font-size:31px}
  .hero-lead{font-size:16px}
  .price-box{align-items:stretch;flex-direction:column}
  .cards-3,.tool-grid,.timeline,.benefit-grid{grid-template-columns:1fr}
  .section{padding:62px 0}
  .mentor-card{padding:12px}
  .portrait-wrap{min-height:360px}
  .mobile-cta{position:fixed;display:flex;bottom:0;left:0;right:0;z-index:50;background:#fff;border-top:1px solid #e5e5e5;padding:10px 14px;align-items:center;justify-content:space-between;box-shadow:0 -8px 24px rgba(0,0,0,.08)}
  .mobile-cta small,.mobile-cta strong{display:block}
  .mobile-cta strong{color:var(--primary)}
  .mobile-cta a{background:var(--primary);color:#fff;padding:12px 16px;border-radius:10px;font-weight:800;font-size:13px}
  .thankyou-card{padding:28px 20px}
  .thankyou-card h1{font-size:31px}
  .progress-labels{font-size:11px}
}


.payment-card{max-width:900px}
.payment-section{margin-top:24px;text-align:left}
.payment-amount{text-align:center;background:linear-gradient(135deg,#fff1eb,#fffaf7);border:1px solid #ffd4c8;border-radius:18px;padding:20px;margin:20px 0 28px}
.payment-amount small{display:block;color:var(--muted);font-weight:700;letter-spacing:.8px}
.payment-amount strong{display:block;color:var(--primary);font-size:38px}
.payment-section h2{text-align:center;font-size:30px;margin-bottom:24px}
.bank-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:24px;align-items:start}
.qr-wrap{background:#fff;border:1px solid #ece7e2;border-radius:18px;padding:14px;box-shadow:0 8px 24px rgba(27,45,61,.08)}
.qr-wrap img{width:100%;border-radius:12px}
.bank-details{background:#f8fafb;border-radius:18px;padding:22px}
.bank-row{padding:13px 0;border-bottom:1px solid #e4e9ec}
.bank-row:last-child{border-bottom:none}
.bank-row span{display:block;color:var(--muted);font-size:13px;margin-bottom:4px}
.bank-row strong{display:block;color:var(--navy);word-break:break-word}
.copy-line{display:flex;gap:10px;align-items:center;justify-content:space-between}
.copy-line strong{flex:1}
.copy-btn{border:none;background:#e7f8ef;color:#14884a;padding:8px 10px;border-radius:8px;font-weight:700;cursor:pointer}
.transfer-note{background:#fff8e8;margin:10px -10px -4px;padding:14px 10px;border-radius:12px;border-bottom:none}
.payment-notice{margin-top:20px;background:#fff4df;border:1px solid #ffd89b;padding:16px;border-radius:12px}
.confirmation-section{margin-top:30px;text-align:left}
.confirmation-section h3{font-size:25px;color:var(--navy);margin-bottom:6px}
.confirm-check{display:flex;align-items:flex-start;gap:12px;background:#f4fbf7;border:1px solid #ccebd8;border-radius:14px;padding:16px;margin:18px 0;cursor:pointer}
.confirm-check input{width:20px;height:20px;margin-top:3px}
.disabled-link{opacity:.45;filter:grayscale(.2);cursor:not-allowed;pointer-events:auto}
.mini-note{text-align:center;color:var(--muted);font-size:13px;margin-top:10px}

@media (max-width:760px){
  .bank-grid{grid-template-columns:1fr}
  .payment-amount strong{font-size:32px}
  .progress-labels{gap:8px;align-items:flex-start}
  .copy-line{align-items:flex-start}
}