:root{
  --navy-950:#06132a;
  --navy-900:#0a1d3c;
  --navy-800:#10294f;
  --navy-700:#1a3a68;
  --teal:#14b8a6;
  --teal-600:#0d9488;
  --cyan:#0e7490;
  --gold:#c9a45c;
  --gold-light:#e8cf98;
  --wa:#25d366;
  --wa-dark:#1da851;
  --ink:#0f1b2d;
  --text:#43526b;
  --muted:#7a879c;
  --line:#e4e9f1;
  --bg:#ffffff;
  --bg-soft:#f5f8fc;
  --radius:18px;
  --shadow-sm:0 2px 8px rgba(10,29,60,.06);
  --shadow:0 18px 50px -18px rgba(10,29,60,.22);
  --shadow-lg:0 40px 90px -30px rgba(6,19,42,.45);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{font-family:"Plus Jakarta Sans",system-ui,sans-serif;color:var(--text);background:var(--bg);line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased;overflow-x:hidden}
img,svg{display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4,h5{color:var(--ink);line-height:1.15;letter-spacing:-.02em}
.container{width:min(1200px,92%);margin-inline:auto}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6rem;padding:.85rem 1.5rem;border-radius:12px;font-weight:700;font-size:.95rem;transition:all .3s var(--ease);white-space:nowrap}
.btn-sm{padding:.6rem 1.15rem;font-size:.88rem;border-radius:10px}
.btn-lg{padding:1.05rem 1.9rem;font-size:1rem}
.btn-block{width:100%}
.btn-primary{background:linear-gradient(135deg,var(--teal),var(--cyan));color:#fff;box-shadow:0 10px 25px -8px rgba(20,184,166,.6)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px -10px rgba(20,184,166,.7)}
.btn-ghost{background:rgba(255,255,255,.08);color:#fff;border:1px solid rgba(255,255,255,.22);backdrop-filter:blur(8px)}
.btn-ghost:hover{background:rgba(255,255,255,.16)}
.btn-outline{border:1.5px solid var(--navy-800);color:var(--navy-800)}
.btn-outline:hover{background:var(--navy-900);color:#fff}
.btn-gold{background:linear-gradient(135deg,var(--gold-light),var(--gold));color:var(--navy-950);margin-top:1.8rem}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 14px 30px -10px rgba(201,164,92,.7)}
.btn-wa{background:var(--wa);color:#fff;box-shadow:0 10px 25px -8px rgba(37,211,102,.6)}
.btn-wa:hover{background:var(--wa-dark);transform:translateY(-2px)}
.wa-ico{width:20px;height:20px}

/* ---------- Nav ---------- */
.nav{position:fixed;inset:0 0 auto;z-index:100;transition:all .35s var(--ease);padding:1.1rem 0}
.nav.scrolled{background:rgba(255,255,255,.88);backdrop-filter:saturate(180%) blur(16px);box-shadow:0 1px 0 var(--line);padding:.7rem 0}
.nav-inner{display:flex;align-items:center;gap:2rem}
.logo{display:flex;align-items:center;gap:.6rem;font-weight:800;font-size:1.25rem;color:#fff;letter-spacing:-.02em}
.logo-mark svg{width:34px;height:34px}
.logo-text b{font-weight:500;opacity:.75;margin-left:.15rem}
.nav.scrolled .logo{color:var(--ink)}
.nav-links{display:flex;gap:2rem;margin-left:auto}
.nav-links a{color:rgba(255,255,255,.82);font-weight:600;font-size:.92rem;position:relative;transition:color .2s}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--teal);transition:width .3s var(--ease)}
.nav-links a:hover{color:#fff}
.nav-links a:hover::after{width:100%}
.nav.scrolled .nav-links a{color:var(--text)}
.nav.scrolled .nav-links a:hover{color:var(--ink)}
.nav-toggle{display:none;flex-direction:column;gap:5px;padding:8px;margin-left:auto}
.nav-toggle span{width:24px;height:2px;background:#fff;border-radius:2px;transition:.3s}
.nav.scrolled .nav-toggle span{background:var(--ink)}

/* ---------- Hero ---------- */
.hero{position:relative;background:radial-gradient(120% 90% at 80% 0%,#123667 0%,var(--navy-900) 45%,var(--navy-950) 100%);color:#c8d3e6;padding:9.5rem 0 4.5rem;overflow:hidden}
.hero-bg{position:absolute;inset:0;pointer-events:none}
.orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.55}
.orb-1{width:520px;height:520px;background:#0f766e;top:-140px;right:-80px;animation:float 14s ease-in-out infinite}
.orb-2{width:420px;height:420px;background:#1e3a8a;bottom:-160px;left:-120px;animation:float 18s ease-in-out infinite reverse}
.grid-lines{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:56px 56px;mask-image:radial-gradient(ellipse at 60% 30%,#000 20%,transparent 75%)}
@keyframes float{50%{transform:translate(30px,40px)}}
.hero-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:4rem;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:.6rem;padding:.45rem 1rem;border-radius:99px;background:rgba(20,184,166,.12);border:1px solid rgba(20,184,166,.35);color:#5eead4;font-size:.82rem;font-weight:700;letter-spacing:.02em}
.pulse{width:8px;height:8px;border-radius:50%;background:#2dd4bf;box-shadow:0 0 0 0 rgba(45,212,191,.7);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 10px rgba(45,212,191,0)}100%{box-shadow:0 0 0 0 rgba(45,212,191,0)}}
.hero h1{color:#fff;font-size:clamp(2.3rem,4.6vw,3.7rem);font-weight:800;margin:1.4rem 0 1.3rem;letter-spacing:-.035em}
.grad{background:linear-gradient(90deg,#5eead4,#22d3ee 60%,#a5f3fc);-webkit-background-clip:text;background-clip:text;color:transparent}
.lead{font-size:1.1rem;max-width:560px;color:#b3c0d6}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin:2.2rem 0 2rem}
.hero-points{list-style:none;display:flex;flex-wrap:wrap;gap:.6rem 1.6rem;font-size:.9rem;font-weight:600;color:#d5deec}
.hero-points li{display:flex;align-items:center;gap:.5rem}
.check{width:20px;height:20px;border-radius:50%;background:rgba(20,184,166,.18);position:relative;flex-shrink:0;display:inline-block}
.check::after{content:"";position:absolute;left:7px;top:4px;width:5px;height:9px;border:solid #2dd4bf;border-width:0 2px 2px 0;transform:rotate(45deg)}
.check.gold{background:rgba(201,164,92,.18)}
.check.gold::after{border-color:var(--gold-light)}
.x{width:20px;height:20px;border-radius:50%;background:#f1f3f7;position:relative;flex-shrink:0;display:inline-block}
.x::before,.x::after{content:"";position:absolute;left:9px;top:5px;width:2px;height:10px;background:#a6b0c2;transform:rotate(45deg)}
.x::after{transform:rotate(-45deg)}

/* chat card */
.hero-visual{position:relative}
.chat-card{background:rgba(255,255,255,.97);border-radius:24px;box-shadow:var(--shadow-lg);overflow:hidden;color:var(--text);transform:perspective(1400px) rotateY(-6deg) rotateX(2deg);transition:transform .6s var(--ease)}
.chat-card:hover{transform:perspective(1400px) rotateY(0) rotateX(0)}
.chat-head{display:flex;align-items:center;gap:.8rem;padding:1rem 1.2rem;border-bottom:1px solid var(--line);background:#fbfcfe}
.chat-head strong{display:block;color:var(--ink);font-size:.95rem}
.online{font-size:.75rem;color:#10b981;font-weight:600}
.chat-avatar{width:40px;height:40px;border-radius:12px;background:linear-gradient(135deg,var(--teal),var(--cyan));color:#fff;display:grid;place-items:center;font-weight:800;font-size:.85rem}
.chat-badge{margin-left:auto;font-size:.68rem;font-weight:700;padding:.3rem .6rem;border-radius:6px;background:#eef6ff;color:#1d4ed8;text-transform:uppercase;letter-spacing:.04em}
.chat-body{height:340px;padding:1.2rem;display:flex;flex-direction:column;gap:.7rem;overflow:hidden;background:linear-gradient(#fff,#f7f9fc)}
.msg{max-width:84%;padding:.7rem .95rem;border-radius:16px;font-size:.88rem;line-height:1.5;animation:pop .45s var(--ease) both}
.msg.in{background:#eef2f7;color:var(--ink);border-bottom-left-radius:4px;align-self:flex-start}
.msg.out{background:linear-gradient(135deg,var(--teal-600),var(--cyan));color:#fff;border-bottom-right-radius:4px;align-self:flex-end}
.msg.note{align-self:center;background:#fff7e6;color:#92600a;font-size:.74rem;font-weight:700;border-radius:99px;padding:.35rem .8rem}
.typing{align-self:flex-end;display:flex;gap:4px;padding:.8rem 1rem;background:#e6f6f4;border-radius:16px}
.typing i{width:6px;height:6px;border-radius:50%;background:var(--teal-600);animation:blink 1.2s infinite}
.typing i:nth-child(2){animation-delay:.2s}.typing i:nth-child(3){animation-delay:.4s}
@keyframes blink{50%{opacity:.25;transform:translateY(-2px)}}
@keyframes pop{from{opacity:0;transform:translateY(10px) scale(.97)}}
.chat-foot{display:flex;align-items:center;justify-content:space-between;padding:.8rem 1rem;border-top:1px solid var(--line);color:var(--muted);font-size:.86rem}
.send{width:36px;height:36px;border-radius:10px;background:var(--teal);color:#fff;display:grid;place-items:center}
.float-chip{position:absolute;display:flex;align-items:center;gap:.7rem;padding:.75rem 1rem;background:#fff;border-radius:14px;box-shadow:var(--shadow);color:var(--text);font-size:.8rem;animation:float 8s ease-in-out infinite}
.float-chip b{display:block;color:var(--ink);font-size:.86rem}
.float-chip small{color:var(--muted)}
.float-chip .ico{font-size:1.3rem}
.chip-1{left:-48px;top:70px}
.chip-2{right:-30px;bottom:40px;animation-delay:-4s}

.stats{position:relative;display:grid;grid-template-columns:repeat(4,1fr);margin-top:4.5rem;border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);background:rgba(255,255,255,.03);backdrop-filter:blur(10px)}
.stat{padding:1.6rem;text-align:center;border-right:1px solid rgba(255,255,255,.08)}
.stat:last-child{border:0}
.stat b{display:block;font-size:2.2rem;color:#fff;font-weight:800;letter-spacing:-.03em}
.stat span{font-size:.86rem;color:#95a5c0;font-weight:500}

/* ---------- Strip ---------- */
.strip{border-bottom:1px solid var(--line);background:#fff}
.strip-inner{display:flex;align-items:center;gap:2rem;padding:1.4rem 0}
.strip-inner>span{font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);white-space:nowrap}
.marquee{overflow:hidden;flex:1;mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{display:flex;gap:3rem;width:max-content;animation:marquee 40s linear infinite}
.marquee-track span{font-weight:700;color:#93a0b5;font-size:1rem;white-space:nowrap}
.marquee-track span::before{content:"◆";margin-right:.7rem;color:var(--teal);font-size:.8rem}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- Sections ---------- */
.section{padding:7rem 0}
.section.soft{background:var(--bg-soft)}
.section-head{text-align:center;max-width:720px;margin:0 auto 3.8rem}
.section-head.left{text-align:left;margin:0}
.kicker{display:inline-block;font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--teal-600);margin-bottom:1rem}
.kicker.light{color:var(--gold-light)}
.section-head h2,.rules-copy h2,.cert-copy h2,.quiz-copy h2{font-size:clamp(1.9rem,3.4vw,2.75rem);font-weight:800;margin-bottom:1.1rem}
.section-head p{font-size:1.05rem}

/* features */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.feature{padding:2.1rem;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:all .4s var(--ease);position:relative;overflow:hidden}
.feature::before{content:"";position:absolute;inset:0 0 auto;height:3px;background:linear-gradient(90deg,var(--teal),var(--cyan));transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease)}
.feature:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.feature:hover::before{transform:scaleX(1)}
.feature h3{font-size:1.15rem;margin:1.3rem 0 .6rem}
.feature p{font-size:.95rem}
.f-ico{width:52px;height:52px;border-radius:14px;display:grid;place-items:center}
.f-ico svg{width:24px;height:24px;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.f-ico.teal{background:#e6f8f6}.f-ico.teal svg{stroke:var(--teal-600)}
.f-ico.navy{background:#e9eef8}.f-ico.navy svg{stroke:var(--navy-700)}
.f-ico.red{background:#fdecec}.f-ico.red svg{stroke:#dc2626}
.f-ico.gold{background:#fbf4e6}.f-ico.gold svg{stroke:#b4893a}
.f-ico.violet{background:#f1edfd}.f-ico.violet svg{stroke:#7c3aed}

/* rules */
.rules-section{background:linear-gradient(135deg,var(--navy-950),var(--navy-800));color:#b8c5da;position:relative;overflow:hidden}
.rules-section::before{content:"";position:absolute;width:600px;height:600px;right:-200px;top:-200px;border-radius:50%;background:radial-gradient(circle,rgba(201,164,92,.18),transparent 70%)}
.rules-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:4.5rem;align-items:center;position:relative}
.rules-copy h2{color:#fff}
.gold-text{background:linear-gradient(90deg,var(--gold-light),var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent;font-family:"Playfair Display",serif;font-style:italic;font-weight:600}
.rules{list-style:none;counter-reset:r;display:grid;gap:.8rem}
.rules li{counter-increment:r;display:flex;gap:1.1rem;align-items:flex-start;padding:1.05rem 1.3rem;border-radius:14px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.08);transition:all .3s var(--ease);font-size:.97rem}
.rules li:hover{background:rgba(255,255,255,.08);transform:translateX(6px);border-color:rgba(201,164,92,.4)}
.rules li::before{content:counter(r,decimal-leading-zero);font-family:"Playfair Display",serif;font-size:1.3rem;color:var(--gold);font-weight:700;min-width:2rem;line-height:1.3}
.rules b{color:#fff}

/* accordion */
.curriculum{max-width:900px;margin:0 auto;display:grid;gap:.9rem}
.acc{border:1px solid var(--line);border-radius:16px;background:#fff;overflow:hidden;transition:box-shadow .3s,border-color .3s}
.acc.open{box-shadow:var(--shadow);border-color:transparent}
.acc-head{width:100%;display:flex;align-items:center;gap:1.1rem;padding:1.3rem 1.5rem;text-align:left}
.acc-head .num{font-family:"Playfair Display",serif;font-weight:700;font-size:1.25rem;color:var(--teal-600);min-width:2rem}
.acc-head .t{flex:1;font-weight:700;color:var(--ink);font-size:1.02rem}
.acc-head .dur{font-size:.78rem;font-weight:700;padding:.3rem .7rem;border-radius:99px;background:var(--bg-soft);color:var(--muted)}
.plus{width:28px;height:28px;border-radius:50%;background:var(--bg-soft);position:relative;flex-shrink:0;transition:all .3s var(--ease)}
.plus::before,.plus::after{content:"";position:absolute;left:50%;top:50%;width:11px;height:2px;background:var(--ink);transform:translate(-50%,-50%);transition:transform .3s var(--ease)}
.plus::after{transform:translate(-50%,-50%) rotate(90deg)}
.acc.open .plus{background:var(--teal);}
.acc.open .plus::before,.acc.open .plus::after{background:#fff}
.acc.open .plus::after{transform:translate(-50%,-50%) rotate(0)}
.acc-body{max-height:0;overflow:hidden;transition:max-height .45s var(--ease)}
.acc-body ul,.acc-body p{padding:0 1.5rem 1.4rem 4.6rem}
.faq .acc-body p{padding-left:1.5rem}
.acc-body li{list-style:none;position:relative;padding:.35rem 0 .35rem 1.2rem;font-size:.95rem}
.acc-body li::before{content:"";position:absolute;left:0;top:.9rem;width:6px;height:6px;border-radius:50%;background:var(--teal)}

/* scenarios */
.tabs{display:flex;justify-content:center;flex-wrap:wrap;gap:.6rem;margin-bottom:2.2rem}
.tab{padding:.7rem 1.3rem;border-radius:99px;font-weight:700;font-size:.9rem;background:#fff;border:1px solid var(--line);color:var(--text);transition:all .25s}
.tab:hover{border-color:var(--teal)}
.tab.active{background:var(--navy-900);color:#fff;border-color:var(--navy-900)}
.scenario-wrap{max-width:1000px;margin:0 auto}
.scenario{display:none}
.scenario.active{display:block;animation:pop .5s var(--ease)}
.patient-msg{background:#fff;border:1px solid var(--line);border-radius:18px;padding:1.4rem 1.6rem;font-size:1.08rem;color:var(--ink);font-weight:600;box-shadow:var(--shadow-sm);margin-bottom:1.3rem;position:relative}
.patient-msg .who{display:block;font-size:.74rem;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);font-weight:800;margin-bottom:.4rem}
.compare{display:grid;grid-template-columns:1fr 1.3fr;gap:1.3rem}
.answer{border-radius:18px;padding:1.6rem;background:#fff;border:1px solid var(--line)}
.answer .tag{display:inline-block;font-size:.76rem;font-weight:800;padding:.3rem .75rem;border-radius:8px;margin-bottom:.9rem;letter-spacing:.02em}
.answer p{color:var(--ink);font-size:.98rem;margin-bottom:.9rem}
.answer small{display:block;font-size:.84rem;color:var(--muted);padding-top:.8rem;border-top:1px dashed var(--line)}
.answer.bad{border-color:#f7d4d4;background:#fffafa}
.answer.bad .tag{background:#fde8e8;color:#c62828}
.answer.bad p{text-decoration:line-through;text-decoration-color:rgba(198,40,40,.35);opacity:.85}
.answer.good{border-color:#bfece5;background:linear-gradient(180deg,#f3fcfa,#fff);box-shadow:0 20px 40px -24px rgba(13,148,136,.45)}
.answer.good .tag{background:#d5f5ef;color:#0f766e}

/* quiz */
.quiz-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:4rem;align-items:center}
.quiz-progress{height:8px;border-radius:99px;background:var(--bg-soft);margin:2rem 0 .6rem;overflow:hidden}
.quiz-progress .bar{height:100%;width:0;background:linear-gradient(90deg,var(--teal),var(--cyan));border-radius:99px;transition:width .5s var(--ease)}
.muted{color:var(--muted);font-weight:600}
.quiz-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:2.2rem;box-shadow:var(--shadow);min-height:360px}
.quiz-card h4{font-size:1.2rem;margin-bottom:1.4rem;line-height:1.45}
.opt{display:flex;width:100%;text-align:left;gap:.9rem;align-items:flex-start;padding:1rem 1.1rem;border:1.5px solid var(--line);border-radius:14px;margin-bottom:.7rem;font-size:.95rem;transition:all .2s;color:var(--ink)}
.opt:hover:not(:disabled){border-color:var(--teal);background:#f6fdfc}
.opt .l{width:28px;height:28px;border-radius:8px;background:var(--bg-soft);display:grid;place-items:center;font-weight:800;font-size:.82rem;flex-shrink:0}
.opt.correct{border-color:#10b981;background:#ecfdf5}
.opt.correct .l{background:#10b981;color:#fff}
.opt.wrong{border-color:#ef4444;background:#fef2f2}
.opt.wrong .l{background:#ef4444;color:#fff}
.opt:disabled{cursor:default}
.explain{margin-top:1rem;padding:1rem 1.1rem;border-radius:12px;background:var(--bg-soft);font-size:.9rem;animation:pop .4s var(--ease)}
.quiz-next{margin-top:1.2rem}
.quiz-result{text-align:center;padding:1rem 0}
.quiz-result .score{font-size:3.5rem;font-weight:800;color:var(--ink);letter-spacing:-.04em}
.quiz-result p{margin:.6rem auto 1.6rem;max-width:420px}
.quiz-result .row{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap}

/* certificate */
.cert-section{background:radial-gradient(100% 120% at 0% 0%,#163a6b,var(--navy-950));color:#b8c5da;overflow:hidden}
.cert-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:4rem;align-items:center}
.cert-copy h2{color:#fff}
.cert-list{list-style:none;display:grid;gap:.75rem;margin:1.8rem 0}
.cert-list li{display:flex;align-items:center;gap:.7rem;color:#dfe7f3;font-weight:600;font-size:.95rem}
.name-try{display:block;margin-top:1.4rem}
.name-try span{display:block;font-size:.82rem;font-weight:700;color:var(--gold-light);margin-bottom:.5rem;letter-spacing:.04em}
.name-try input{width:100%;padding:1rem 1.2rem;border-radius:12px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff;font:inherit;font-size:1rem;outline:none;transition:border-color .2s,background .2s}
.name-try input::placeholder{color:#8091ad}
.name-try input:focus{border-color:var(--gold);background:rgba(255,255,255,.1)}
.cert-stage{perspective:1600px}
.certificate{aspect-ratio:1.414;background:#fffdf7;border-radius:10px;padding:16px;box-shadow:0 50px 100px -30px rgba(0,0,0,.6),0 0 0 1px rgba(201,164,92,.3);transform:rotateY(-8deg) rotateX(4deg);transition:transform .7s var(--ease);position:relative;overflow:hidden;background-image:radial-gradient(circle at 50% 50%,rgba(201,164,92,.07),transparent 60%),repeating-linear-gradient(45deg,rgba(201,164,92,.03) 0 2px,transparent 2px 12px)}
.certificate:hover{transform:rotateY(0) rotateX(0)}
.certificate::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,transparent 35%,rgba(255,255,255,.55) 50%,transparent 65%);transform:translateX(-100%);animation:shine 6s ease-in-out infinite}
@keyframes shine{40%,100%{transform:translateX(100%)}}
.cert-border{height:100%;border:2px solid var(--gold);outline:1px solid rgba(201,164,92,.5);outline-offset:-8px;border-radius:4px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:4% 7%;position:relative;color:#3b4252}
.cert-corner{position:absolute;width:38px;height:38px;border:3px solid var(--gold)}
.cert-corner.tl{top:10px;left:10px;border-right:0;border-bottom:0}
.cert-corner.tr{top:10px;right:10px;border-left:0;border-bottom:0}
.cert-corner.bl{bottom:10px;left:10px;border-right:0;border-top:0}
.cert-corner.br{bottom:10px;right:10px;border-left:0;border-top:0}
.cert-top{position:absolute;top:7%;left:9%;right:9%;display:flex;justify-content:space-between;font-size:clamp(.5rem,1vw,.7rem);font-weight:800;letter-spacing:.12em;color:var(--navy-700)}
.cert-logo{color:var(--teal-600)}
.cert-no{color:#8a7a55;letter-spacing:.06em}
.certificate h4{font-family:"Playfair Display",serif;font-size:clamp(1rem,2.6vw,1.9rem);letter-spacing:.2em;color:var(--navy-900);margin-top:4%}
.cert-sub{font-size:clamp(.6rem,1.1vw,.85rem);margin:.6rem 0 .2rem;color:#6b7385;font-style:italic}
.cert-name{font-family:"Playfair Display",serif;font-style:italic;font-size:clamp(1.4rem,3.6vw,2.7rem);color:#9a7631;line-height:1.2;min-height:1.2em;padding:0 1rem .3rem;border-bottom:1px solid rgba(201,164,92,.6);transition:all .3s}
.cert-desc{font-size:clamp(.55rem,1.05vw,.82rem);max-width:80%;margin-top:.8rem;line-height:1.55;color:#555d6e}
.cert-bottom{display:flex;align-items:flex-end;justify-content:space-between;width:100%;margin-top:5%}
.sign{display:flex;flex-direction:column;align-items:center;width:30%}
.sign .sig{font-family:"Playfair Display",serif;font-style:italic;font-size:clamp(.7rem,1.5vw,1.1rem);color:var(--navy-800)}
.sign i{display:block;width:100%;height:1px;background:#b9a57a;margin:.25rem 0}
.sign small{font-size:clamp(.45rem,.9vw,.66rem);text-transform:uppercase;letter-spacing:.12em;color:#7a8090;font-weight:700}
.seal{width:clamp(56px,10vw,92px);aspect-ratio:1;border-radius:50%;background:conic-gradient(from 0deg,#e8cf98,#b8903f,#f3dfae,#b8903f,#e8cf98);display:grid;place-items:center;box-shadow:0 6px 14px rgba(154,118,49,.35);position:relative}
.seal::before{content:"";position:absolute;inset:-6px;border-radius:50%;background:repeating-conic-gradient(#c9a45c 0 6deg,transparent 6deg 12deg);z-index:-1;mask:radial-gradient(circle,transparent 62%,#000 63%)}
.seal-in{width:78%;aspect-ratio:1;border-radius:50%;border:1.5px dashed rgba(255,255,255,.8);display:grid;place-items:center;color:#5b4413;font-size:clamp(.38rem,.75vw,.56rem);font-weight:800;letter-spacing:.1em;line-height:1.3}
.seal-in b{font-size:1.5em}

/* steps */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:1.2rem;position:relative}
.steps::before{content:"";position:absolute;top:32px;left:10%;right:10%;height:2px;background:repeating-linear-gradient(90deg,var(--line) 0 8px,transparent 8px 16px)}
.step{text-align:center;position:relative;padding:0 .4rem}
.s-num{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;margin:0 auto 1.3rem;background:#fff;border:2px solid var(--line);font-weight:800;font-size:1.3rem;color:var(--navy-800);position:relative;transition:all .35s var(--ease)}
.step:hover .s-num{background:linear-gradient(135deg,var(--teal),var(--cyan));color:#fff;border-color:transparent;transform:scale(1.08);box-shadow:0 12px 26px -10px rgba(20,184,166,.7)}
.step h4{font-size:1.02rem;margin-bottom:.4rem}
.step p{font-size:.9rem}

/* audience */
.audience{display:grid;grid-template-columns:.7fr 1.3fr;gap:3.5rem;align-items:start}
.aud-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem}
.aud{display:flex;gap:1rem;align-items:flex-start;padding:1.3rem 1.4rem;background:#fff;border-radius:16px;border:1px solid var(--line);transition:all .3s var(--ease)}
.aud:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.aud span{font-size:1.6rem;line-height:1}
.aud p{font-size:.94rem}
.aud b{color:var(--ink)}

/* pricing */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem;align-items:stretch}
.plan{border:1px solid var(--line);border-radius:22px;padding:2.4rem 2rem;background:#fff;display:flex;flex-direction:column;position:relative;transition:all .4s var(--ease)}
.plan:hover{box-shadow:var(--shadow);transform:translateY(-4px)}
.plan h3{font-size:1.35rem}
.plan-desc{font-size:.9rem;color:var(--muted);margin:.3rem 0 1.5rem}
.price{padding-bottom:1.5rem;margin-bottom:1.5rem;border-bottom:1px solid var(--line)}
.price .old{display:block;font-size:.95rem;color:var(--muted);text-decoration:line-through;min-height:1.4em}
.price b{font-size:2.6rem;font-weight:800;color:var(--ink);letter-spacing:-.04em}
.price small{display:block;font-size:.82rem;color:var(--muted);font-weight:600}
.plan ul{list-style:none;display:grid;gap:.8rem;margin-bottom:2rem;flex:1}
.plan li{display:flex;align-items:center;gap:.7rem;font-size:.94rem;color:var(--ink)}
.plan li.off{color:#a6b0c2}
.plan .check{background:#e6f8f6}
.plan .check::after{border-color:var(--teal-600)}
.plan.featured{background:linear-gradient(170deg,var(--navy-800),var(--navy-950));border:0;color:#b8c5da;transform:scale(1.04);box-shadow:var(--shadow-lg)}
.plan.featured:hover{transform:scale(1.04) translateY(-4px)}
.plan.featured h3,.plan.featured .price b,.plan.featured li{color:#fff}
.plan.featured .price{border-color:rgba(255,255,255,.12)}
.plan.featured .check{background:rgba(20,184,166,.2)}
.plan.featured .check::after{border-color:#5eead4}
.ribbon{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,var(--gold-light),var(--gold));color:var(--navy-950);font-size:.75rem;font-weight:800;padding:.4rem 1rem;border-radius:99px;letter-spacing:.04em;white-space:nowrap}
.guarantee{display:flex;align-items:center;gap:1.1rem;max-width:760px;margin:3rem auto 0;padding:1.2rem 1.5rem;border-radius:16px;background:var(--bg-soft);font-size:.93rem}
.guarantee b{color:var(--ink)}
.g-ico{font-size:1.6rem}

/* faq */
.faq-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:4rem;align-items:start}
.faq-grid .section-head{position:sticky;top:110px}
.faq-grid .section-head p{margin-bottom:1.6rem}
.faq{display:grid;gap:.8rem}

/* cta */
.cta{padding:0 0 7rem;background:var(--bg-soft)}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:2rem;padding:3.5rem 3.8rem;border-radius:28px;background:linear-gradient(120deg,var(--teal-600),var(--cyan) 50%,var(--navy-800));color:#e0f2f1;position:relative;overflow:hidden}
.cta-inner::before{content:"◆";position:absolute;right:28%;top:-60px;font-size:14rem;color:rgba(255,255,255,.06);line-height:1}
.cta h2{color:#fff;font-size:clamp(1.6rem,3vw,2.3rem);margin-bottom:.5rem}
.cta .btn-wa{position:relative}

/* footer */
.footer{background:var(--navy-950);color:#8696b1;padding:5rem 0 2rem;font-size:.92rem}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:3rem;padding-bottom:3rem;border-bottom:1px solid rgba(255,255,255,.08)}
.foot-about{margin-top:1.2rem;max-width:320px}
.footer h5{color:#fff;font-size:.9rem;margin-bottom:1.1rem;letter-spacing:0}
.footer a:not(.logo){display:block;margin-bottom:.6rem;transition:color .2s}
.footer a:not(.logo):hover{color:var(--teal)}
.foot-bottom{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;padding-top:1.8rem;font-size:.84rem}
.disclaimer{color:#5f6f8a}

/* floating wa */
.wa-float{position:fixed;right:24px;bottom:24px;z-index:90;width:62px;height:62px;border-radius:50%;background:var(--wa);color:#fff;display:grid;place-items:center;box-shadow:0 12px 30px -6px rgba(37,211,102,.6);transition:transform .3s var(--ease)}
.wa-float svg{width:32px;height:32px}
.wa-float::before{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid var(--wa);animation:ring 2.4s infinite}
@keyframes ring{to{transform:scale(1.6);opacity:0}}
.wa-float:hover{transform:scale(1.08)}
.wa-tip{position:absolute;right:76px;background:#fff;color:var(--ink);font-size:.85rem;font-weight:700;padding:.6rem .95rem;border-radius:12px;white-space:nowrap;box-shadow:var(--shadow);opacity:0;transform:translateX(10px);transition:all .3s var(--ease);pointer-events:none}
.wa-float:hover .wa-tip,.wa-float.tip .wa-tip{opacity:1;transform:none}

/* reveal */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
.delay-1{transition-delay:.1s}.delay-2{transition-delay:.2s}.delay-3{transition-delay:.3s}.delay-4{transition-delay:.4s}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .hero-inner,.rules-grid,.cert-grid,.quiz-grid,.audience,.faq-grid{grid-template-columns:1fr;gap:3rem}
  .hero-visual{max-width:520px;margin:0 auto;width:100%}
  .chip-1{left:-10px}.chip-2{right:-10px}
  .features{grid-template-columns:repeat(2,1fr)}
  .pricing{grid-template-columns:1fr;max-width:480px;margin:0 auto}
  .plan.featured{transform:none}.plan.featured:hover{transform:translateY(-4px)}
  .steps{grid-template-columns:repeat(3,1fr);row-gap:2.5rem}
  .steps::before{display:none}
  .faq-grid .section-head{position:static}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .nav-links{position:fixed;inset:64px 4% auto;flex-direction:column;gap:0;background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);padding:.6rem;opacity:0;pointer-events:none;transform:translateY(-10px);transition:all .3s var(--ease)}
  .nav-links.open{opacity:1;pointer-events:auto;transform:none}
  .nav-links a{color:var(--ink)!important;padding:.9rem 1rem;border-radius:10px}
  .nav-links a:hover{background:var(--bg-soft)}
  .nav-links a::after{display:none}
  .nav-cta{display:none}
  .nav-toggle{display:flex}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid rgba(255,255,255,.08)}
  .compare{grid-template-columns:1fr}
  .cta-inner{flex-direction:column;text-align:center;padding:2.8rem 1.8rem}
  .strip-inner>span{display:none}
}
@media (max-width:600px){
  .section{padding:5rem 0}
  .hero{padding-top:7.5rem}
  .features,.aud-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .float-chip{display:none}
  .chat-card{transform:none}
  .acc-head .dur{display:none}
  .acc-body ul{padding-left:1.5rem}
  .foot-grid{grid-template-columns:1fr}
  .certificate{padding:8px}
  .cert-corner{width:20px;height:20px}
  .quiz-card{padding:1.5rem}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}