/* Trang khoa hoc Photoshop (phien Landingpage, v2 11/10/2026). Moi class mang tien to clp- va nam trong .clp.
   Huong rieng: giay cham bi trang, tranh minh hoa phang ve tay (ColorME Illustrator, khong 3D, khong GenAI), chu Lexend + Be Vietnam Pro. */
.clp{--paper:#F6F7F9;--dot:#D5D9E0;--ink:#1B2430;--ink-2:#4A5361;--muted:#7A8392;--lime:#C8F25A;--orange:#FF8A3D;
  --disp:'Lexend',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;--body:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  color-scheme:light;position:relative;background:var(--paper) radial-gradient(circle,var(--dot) 1.2px,transparent 1.4px) 0 0/24px 24px;color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:clip;text-align:left}
.clp *,.clp *::before,.clp *::after{box-sizing:border-box}
.clp :where(h1,h2,h3,p,ul,ol){margin:0}
.clp :where(h1,h2,h3){font-family:var(--disp);color:inherit;text-transform:none}
.clp :where(a){text-decoration:none}
.clp :where(em,i){font-style:normal}
.clp img{max-width:100%}
.clp [id]{scroll-margin-top:96px}
.clp [hidden]{display:none!important}
.clp-w{max-width:1240px;margin:0 auto;padding-inline:clamp(16px,4vw,48px)}

/* hero */
.clp-hero{padding-top:clamp(28px,5vw,64px)}
.clp-ttl{display:grid;justify-items:center;text-align:center;font-family:var(--disp);color:var(--ink)}
.clp-ttl__k{font-weight:500;font-size:clamp(24px,3.4vw,44px);letter-spacing:-.02em;line-height:1.1}
.clp-ttl__n{font-weight:700;font-size:clamp(64px,14vw,200px);line-height:.95;letter-spacing:-.05em}
.clp-ttl__n--end{font-size:clamp(52px,9vw,128px)}
.clp-ttl__sub{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:clamp(10px,1.6vw,18px);flex-wrap:wrap}
.clp-ttl__sub p{font:500 clamp(17px,1.8vw,24px)/1.3 var(--disp);color:var(--ink-2)}
.clp-sl{position:relative;width:clamp(120px,14vw,200px);height:6px;border-radius:999px;background:linear-gradient(90deg,#1B2430,#1B2430 62%,#D5D9E0 62%)}
.clp-sl i{position:absolute;left:62%;top:50%;width:22px;height:22px;margin:-11px;border-radius:50%;background:#fff;border:4px solid var(--orange);box-shadow:0 3px 8px rgba(0,0,0,.2)}
.clp-stage{position:relative;margin-top:clamp(18px,2.4vw,30px);width:min(1600px,calc(100vw - 32px));margin-left:50%;transform:translateX(-50%);border-radius:clamp(22px,3vw,34px);overflow:hidden;box-shadow:0 0 0 clamp(8px,1vw,12px) #fff,0 30px 60px -30px rgba(40,60,120,.35)}
@media (min-width:1300px){.clp-stage{width:min(1600px,calc(100vw - 64px))}}
.clp-heroart{display:block;width:100%;height:auto}
@media (max-width:700px){.clp-stage{aspect-ratio:4/5}.clp-heroart{height:100%;object-fit:cover}}
.clp-meta{display:flex;align-items:center;justify-content:flex-end;gap:clamp(12px,2vw,26px);margin-top:clamp(18px,2.4vw,28px);flex-wrap:wrap}
.clp-ctas{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-right:auto}
.clp-chip{display:grid;padding:12px 22px;border-radius:999px;background:#fff;box-shadow:0 10px 26px -14px rgba(20,30,60,.35),0 0 0 1px rgba(20,30,60,.05);text-align:right}
.clp-chip b{font:600 15px var(--disp)}
.clp-chip span{font-size:13px;color:var(--ink-2)}
.clp-smile{width:clamp(40px,4.4vw,58px);height:clamp(40px,4.4vw,58px)}
.clp-btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:54px;padding:0 26px;border-radius:999px;font:600 16px var(--disp);border:2px solid var(--ink);cursor:pointer;transition:transform .2s,box-shadow .2s}
.clp-btn svg{width:18px;height:18px}
.clp-btn--p,.clp-btn--ink{background:var(--ink);color:#fff;box-shadow:0 6px 0 #000}
.clp-btn--p:hover,.clp-btn--ink:hover{transform:translateY(-2px);box-shadow:0 8px 0 #000;color:#fff}
.clp-btn--g{background:#fff;color:var(--ink)}
.clp-btn--g:hover{color:var(--ink)}
.clp-btn--sm{min-height:44px;padding:0 20px;font-size:15px;box-shadow:0 4px 0 #000}
.clp-btn[disabled]{background:#fff;color:var(--muted);border-color:#D5D9E0;box-shadow:none;cursor:default}
@media (max-width:760px){.clp-meta{justify-content:flex-start}.clp-ctas{width:100%;order:3}.clp-ctas .clp-btn{flex:1}.clp-chip{text-align:left}}

/* sections */
.clp-sec{padding-block:clamp(80px,11vw,140px)}
.clp-sec--t0{padding-top:0}
.clp-say{font:600 clamp(32px,5.2vw,68px)/1.14 var(--disp);letter-spacing:-.035em;max-width:20ch;text-wrap:balance}
.clp-o{display:inline-block;vertical-align:middle;width:1.6em;height:.86em;border-radius:999px;margin:0 .08em;background:linear-gradient(90deg,#FF6F61,#FFD84D,#7FE0C2,#7FA8FF,#A98BFF);box-shadow:0 0 0 .06em #fff,0 8px 20px -10px rgba(0,0,0,.35)}
.clp-mute{color:#A9B0BC}
.clp-hd{display:flex;align-items:end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:clamp(30px,4vw,48px)}
.clp-hd h2{font:600 clamp(34px,5vw,64px)/1.02 var(--disp);letter-spacing:-.04em;max-width:13ch;text-wrap:balance}
.clp-hd>p{max-width:40ch;color:var(--ink-2);font-size:18px}
.clp-label{margin-bottom:6px;color:var(--muted);font-weight:600}
.clp-price{margin-top:14px;font:700 clamp(30px,3.4vw,44px)/1 var(--disp);letter-spacing:-.04em}
.clp-price small{font:500 15px var(--body);letter-spacing:0;color:var(--muted);margin-right:6px}

/* outcomes */
.clp-oc{display:grid;gap:18px}
@media (min-width:760px){.clp-oc{grid-template-columns:1fr 1fr}}
.clp-oc__i{border-radius:30px;background:#fff;padding:14px 14px 26px;box-shadow:0 0 0 1px rgba(20,30,60,.05),0 20px 40px -30px rgba(20,30,60,.35)}
.clp-oc__i img{display:block;width:100%;height:auto;border-radius:20px}
.clp-oc__i h3{margin:18px 12px 6px;font:600 clamp(22px,2.2vw,28px)/1.15 var(--disp);letter-spacing:-.03em}
.clp-oc__i p{margin:0 12px;color:var(--ink-2)}

/* sessions: giao trinh giang vien + bai tap tren Manage */
.clp-ss{padding:0;margin:0;list-style:none;display:grid;gap:16px;counter-reset:s}
@media (min-width:900px){.clp-ss{grid-template-columns:1fr 1fr}}
.clp-ss__i{position:relative;display:grid;align-content:start;gap:10px;padding:24px 24px 22px;border-radius:28px;background:#fff;box-shadow:0 0 0 1px rgba(20,30,60,.06),0 16px 32px -26px rgba(20,30,60,.35);min-width:0}
.clp-ss__i>img{position:absolute;top:14px;right:14px;width:72px;height:72px}
.clp-ss__n{justify-self:start;padding:4px 12px;border-radius:999px;background:var(--lime);font:600 13px/1.4 var(--disp);letter-spacing:.02em}
.clp-ss__i:nth-child(even) .clp-ss__n{background:#FFD8C2}
.clp-ss__i h3{font:600 clamp(22px,2.1vw,27px)/1.15 var(--disp);letter-spacing:-.03em;padding-right:84px;text-wrap:balance}
.clp-ss__i>p{color:var(--ink-2);font-size:15.5px}
.clp-ss__t,.clp-ss__k{display:flex;flex-wrap:wrap;gap:6px;padding:0;margin:0;list-style:none}
.clp-ss__t li{padding:3px 10px;border-radius:8px;background:#EEF1F5;font-size:13px;color:var(--ink)}
.clp-ss__k li{font-size:13px;color:var(--muted);display:flex;align-items:center;gap:6px;margin-right:8px}
.clp-ss__k kbd{font:600 12px/1 ui-monospace,'SF Mono',Menlo,monospace;color:var(--ink);background:#fff;border:1.5px solid var(--ink);border-bottom-width:3px;border-radius:7px;padding:4px 7px}
.clp-ss__m{margin-top:4px;padding:12px 14px;border-radius:16px;background:#FFF6D9;font-size:15px;color:var(--ink)}
.clp-ss__m b{display:block;font:600 12px/1.4 var(--disp);letter-spacing:.06em;text-transform:uppercase;color:#B5651D;margin-bottom:2px}
@media (max-width:480px){.clp-ss__i{padding:20px 18px}.clp-ss__i>img{width:56px;height:56px}.clp-ss__i h3{padding-right:62px}}

/* bai cuoi khoa */
.clp-fp{display:grid;gap:clamp(28px,4vw,56px);padding:clamp(24px,4vw,56px);border-radius:36px;background:var(--ink);color:#fff;overflow:hidden}
@media (min-width:980px){.clp-fp{grid-template-columns:1fr 1.1fr;align-items:center}}
.clp-fp .clp-label{color:var(--lime)}
.clp-fp h2{font:600 clamp(32px,4.2vw,54px)/1.04 var(--disp);letter-spacing:-.04em;max-width:14ch;text-wrap:balance}
.clp-fp__t>p{margin-top:16px;color:#C9D0DB;max-width:46ch}
.clp-fp__steps{margin:22px 0 0;padding:0;list-style:none;display:grid;gap:10px}
.clp-fp__steps li{padding:12px 16px;border-radius:16px;background:rgba(255,255,255,.07);color:#DDE2EA;font-size:15px}
.clp-fp__steps b{color:#fff;margin-right:8px;font-family:var(--disp)}
.clp-fp__set{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:minmax(0,auto);gap:12px;align-items:end;min-width:0}
.clp-fp__f{margin:0;display:grid;gap:8px;min-width:0}
.clp-fp__f>div{position:relative;overflow:hidden;border-radius:10px;background:linear-gradient(180deg,#FF9A62 0%,#F25C7A 45%,#4B3A8C 100%);display:flex;align-items:flex-end;padding:8%}
.clp-fp__f>div i{position:absolute;left:50%;top:22%;width:42%;aspect-ratio:1;margin-left:-21%;border-radius:50%;background:#FFD84D;box-shadow:0 0 0 6px rgba(255,216,77,.2)}
.clp-fp__f span{position:relative;font:700 clamp(10px,1.1vw,15px)/1 var(--disp);letter-spacing:-.02em;color:#fff}
.clp-fp__f figcaption{font-size:12px;color:#AEB7C4;letter-spacing:.04em}
.clp-fp__f--poster{grid-column:1/4;grid-row:1/3}.clp-fp__f--poster>div{aspect-ratio:1/1.414}
.clp-fp__f--standee{grid-column:4/5;grid-row:1/3}.clp-fp__f--standee>div{aspect-ratio:1/2.6}
.clp-fp__f--cover{grid-column:5/7;grid-row:1}.clp-fp__f--cover>div{aspect-ratio:2.6/1}.clp-fp__f--cover>div i{top:18%;left:auto;right:10%;width:26%;margin:0}
.clp-fp__f--banner{grid-column:5/7;grid-row:2}.clp-fp__f--banner>div{aspect-ratio:1.9/1}.clp-fp__f--banner>div i{top:16%;left:auto;right:10%;width:30%;margin:0}
.clp-fp__f--avatar{grid-column:1/3;grid-row:3;justify-self:start;width:62%}.clp-fp__f--avatar>div{aspect-ratio:1;border-radius:50%}.clp-fp__f--avatar>div i{top:28%}
.clp-fp__opt{grid-column:3/7;grid-row:3;align-self:center;margin:0;padding:12px 16px;border:1.5px dashed rgba(255,255,255,.3);border-radius:14px;font-size:14px;color:#C9D0DB}

/* cach hoc */
.clp-how{display:grid;gap:16px}
@media (min-width:760px){.clp-how{grid-template-columns:repeat(3,1fr)}.clp-how__cert{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:14px 28px;align-items:center}.clp-how__cert>b{grid-column:1/-1}.clp-how__cert>p{grid-column:1/-1}}
.clp-how>article{padding:24px;border-radius:26px;background:#fff;box-shadow:0 0 0 1px rgba(20,30,60,.06);min-width:0}
.clp-how b{display:block;font:600 21px/1.2 var(--disp);letter-spacing:-.02em}
.clp-how p{margin-top:8px;color:var(--ink-2)}
.clp-how__cert{background:#EAFBC4!important}
.clp-meter{display:grid;gap:10px;margin-top:12px}
.clp-meter span{font-size:15px}
.clp-meter ol{display:flex;gap:6px;padding:0;margin:0;list-style:none}
.clp-meter ol li{flex:1;height:14px;border-radius:7px;background:var(--ink)}
.clp-meter ol li.clp-o2{background:transparent;border:2px dashed rgba(27,36,48,.35)}
.clp-meter__bar{height:14px;border-radius:7px;background:rgba(27,36,48,.12);overflow:hidden}
.clp-meter__bar i{display:block;width:75%;height:100%;border-radius:7px;background:var(--ink)}

/* app + premium */
.clp-duo{display:grid;gap:18px}
@media (min-width:960px){.clp-duo{grid-template-columns:1.1fr .9fr}}
.clp-box{position:relative;border-radius:30px;padding:clamp(24px,3vw,40px);overflow:hidden;box-shadow:0 0 0 10px #fff}
.clp-box h3{font:600 clamp(28px,3.2vw,44px)/1.05 var(--disp);letter-spacing:-.035em;max-width:13ch;text-wrap:balance}
.clp-box p{margin-top:12px;color:var(--ink-2);max-width:38ch}
.clp-app{background:#DDE7FF;display:grid;align-content:start}
.clp-appart{display:block;width:min(100%,460px);height:auto;margin:18px auto -40px}
@media (min-width:960px){.clp-app{grid-template-columns:1fr 1fr;align-items:stretch;align-content:stretch}.clp-app__t{align-self:start}.clp-appart{align-self:end;width:calc(100% + 60px);max-width:none!important;margin:0 -40px -40px -20px}}
.clp-prem{background:#F6F2EA}
.clp-premart{display:block;width:100%;height:auto;margin-top:18px}
.clp-tick{display:grid;gap:10px;margin-top:22px;padding:0;list-style:none}
.clp-tick li{display:flex;gap:10px;align-items:center;font-weight:500}
.clp-tick li::before{content:"";width:22px;height:22px;border-radius:50%;background:#fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231B2430' stroke-width='3' stroke-linecap='round'%3E%3Cpath d='M6 12l4 4 8-8'/%3E%3C/svg%3E") center/14px no-repeat;flex:none}
.clp-perks{display:grid;gap:14px;margin-top:18px}
@media (min-width:760px){.clp-perks{grid-template-columns:repeat(3,1fr)}}
.clp-perks>div{display:flex;gap:14px;align-items:center;padding:18px 22px;border-radius:999px;background:#fff;box-shadow:0 0 0 1px rgba(20,30,60,.06)}
.clp-perks i{width:44px;height:44px;border-radius:50%;flex:none;display:grid;place-items:center;font:700 18px var(--disp)}
.clp-perks b{font:600 16px/1.25 var(--disp)}
.clp-perks small{display:block;color:var(--muted);font-size:13px}

/* who */
.clp-who{display:grid;gap:18px}
@media (min-width:760px){.clp-who{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1100px){.clp-who{grid-template-columns:repeat(4,1fr)}}
.clp-who>div{border-radius:30px;padding:14px 14px 24px;display:flex;flex-direction:column;gap:14px;box-shadow:0 0 0 10px #fff}
.clp-who img{display:block;width:100%;height:auto;border-radius:20px}
.clp-who span{padding:0 10px}
.clp-who b{font:600 24px/1.1 var(--disp);letter-spacing:-.03em}
.clp-who p{margin-top:10px;color:var(--ink-2)}

/* classes (picker giu nguyen loi goi dang ky cua site) */
.clp-tabs{display:inline-flex;flex-wrap:wrap;gap:6px;padding:6px;border-radius:30px;background:#fff;box-shadow:0 0 0 1px rgba(20,30,60,.06);margin-bottom:16px}
.clp-tab{border:0;border-radius:999px;padding:10px 18px;font:600 15px var(--disp);background:transparent;color:var(--ink);cursor:pointer}
.clp-tab[aria-selected=true]{background:var(--ink);color:#fff}
.clp-list{display:grid;gap:12px}
.clp-cls{display:grid;grid-template-columns:auto auto 1fr auto;gap:4px 16px;align-items:center;padding:14px 16px;border-radius:26px;background:#fff;box-shadow:0 0 0 1px rgba(20,30,60,.06)}
.clp-cls__ic{grid-row:span 2;width:40px;height:40px;border-radius:10px}
.clp-cls b{font:600 19px var(--disp);font-variant-numeric:tabular-nums}
.clp-cls>span{color:var(--ink-2)}
.clp-cls .clp-cls__p{grid-column:2/4;color:var(--muted);font-size:14px}
.clp-cls .clp-btn{grid-column:4;grid-row:1/3}
@media (max-width:640px){.clp-cls{grid-template-columns:auto 1fr}.clp-cls__ic{grid-row:auto}.clp-cls>span,.clp-cls .clp-cls__p{grid-column:1/-1}.clp-cls .clp-btn{grid-column:1/-1;grid-row:auto;margin-top:8px}}
.clp-cls--none{padding:22px;border-radius:26px;background:#fff;color:var(--ink-2)}

/* faq */
.clp-faq{display:grid;gap:12px}
.clp-faq details{border-radius:28px;background:#fff;box-shadow:0 0 0 1px rgba(20,30,60,.06);padding:0 24px}
.clp-faq summary{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 0;cursor:pointer;list-style:none;font:600 clamp(17px,1.6vw,20px)/1.3 var(--disp)}
.clp-faq summary::-webkit-details-marker{display:none}
.clp-faq summary::after{content:"";width:44px;height:24px;border-radius:999px;border:3px solid var(--ink);flex:none;background:radial-gradient(circle at 30% 50%,var(--ink) 5px,transparent 6px)}
.clp-faq details[open] summary::after{background:var(--lime) radial-gradient(circle at 70% 50%,var(--ink) 5px,transparent 6px)}
.clp-faq details p{margin-bottom:22px;color:var(--ink-2);max-width:64ch}

/* end */
.clp-end{text-align:center;padding-top:clamp(90px,12vw,160px)}
.clp-end>p{font-size:20px;color:var(--ink-2);margin:20px 0 30px}
.clp-endstrip{display:block;width:min(1600px,calc(100vw - 32px));max-width:none!important;height:auto;margin:60px 0 0 50%;transform:translateX(-50%)}

/* dock */
.clp-dock{position:fixed;left:50%;bottom:calc(14px + env(safe-area-inset-bottom,0px));transform:translateX(-50%);z-index:40;display:flex;align-items:center;gap:14px;padding:8px 8px 8px 20px;border-radius:999px;background:#fff;box-shadow:0 18px 40px -16px rgba(20,30,60,.45),0 0 0 1px rgba(20,30,60,.08);max-width:calc(100vw - 32px)}
.clp-dock p{font-size:14px;color:var(--ink-2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.clp-dock b{font:600 15px var(--disp);color:var(--ink)}
@media (prefers-reduced-motion:no-preference){.clp-btn{will-change:transform}}
@media (max-width:480px){.clp-ctas .clp-btn{flex:1 1 100%}}
.clp-btn{white-space:nowrap}
/* QC 12/10 toi: dai cuoi trang doc duoc tren dien thoai, bot khoang trong truoc loi keu goi cuoi */
.clp-end{padding-top:clamp(56px,8vw,110px)}
@media (max-width:700px){.clp-endstrip{width:calc(100vw - 24px);height:170px;object-fit:cover;border-radius:18px;margin-top:36px}}
/* bai cuoi khoa: bo an pham ve that (12/10 toi), thay cac o gradient */
@media (min-width:900px){.clp-fp{grid-template-columns:1.15fr 1fr;align-items:end}.clp-fp__board{grid-column:1/-1}}
.clp-fp__steps{margin:0}
.clp-fp__board{margin:0;min-width:0;display:grid;gap:14px}
.clp-fp__board img{display:block;width:100%;height:auto}
.clp-fp__board figcaption{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:#C9D0DB}
.clp-fp__board figcaption span{padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.08)}
.clp-fp__board figcaption .clp-fp__more{background:none;border:1.5px dashed rgba(255,255,255,.3)}
/* hinh buoi hoc lon hon de doc duoc */
@media (min-width:700px){.clp-ss__i>img{width:96px;height:96px;top:16px;right:16px}.clp-ss__i h3{padding-right:108px}.clp-ss__i>p{padding-right:108px}}
/* bai cuoi khoa v3 (12/10 dem): bo an pham lam that bang Photoshop (anh tach nen, chu lon, khoi 3D) */
.clp-kit2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px 14px;align-items:start;min-width:0}
.clp-kit2 figure{margin:0;display:grid;gap:8px;min-width:0}
.clp-kit2 img{display:block;width:100%;height:auto;border-radius:10px;box-shadow:0 24px 50px -24px rgba(0,0,0,.6)}
.clp-kit2 figcaption{font-size:12px;letter-spacing:.04em;color:#AEB7C4}
.clp-kit2__poster,.clp-kit2__cover,.clp-kit2__banner,.clp-kit2__opt{grid-column:1/-1}
.clp-kit2__avatar img{border-radius:50%}
.clp-kit2__avatar{align-self:center}
.clp-kit2__opt{margin:0;padding:12px 16px;border:1.5px dashed rgba(255,255,255,.3);border-radius:14px;font-size:14px;color:#C9D0DB}
@media (min-width:900px){.clp-kit2{grid-column:1/-1;grid-template-columns:repeat(12,minmax(0,1fr));gap:22px 22px}
  .clp-kit2__poster{grid-column:1/6;grid-row:1/4}.clp-kit2__standee{grid-column:6/8;grid-row:1/4}
  .clp-kit2__cover{grid-column:8/13;grid-row:1}.clp-kit2__banner{grid-column:8/13;grid-row:2}
  .clp-kit2__avatar{grid-column:8/10;grid-row:3;align-self:start}.clp-kit2__opt{grid-column:10/13;grid-row:3;align-self:center}}