:root{
  --ph-ink:#0b2030;
  --ph-ink-2:#173a50;
  --ph-muted:#607887;
  --ph-line:#d7e1e4;
  --ph-soft:#eef4f5;
  --ph-paper:#f8f8f3;
  --ph-white:#ffffff;
  --ph-blue:#0f668b;
  --ph-blue-dark:#0a425d;
  --ph-cyan:#79d8ed;
  --ph-gold:#b38a3e;
  --ph-green:#28785f;
  --ph-red:#a24747;
  --ph-shadow:0 24px 70px rgba(5,31,47,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body.ph-body{margin:0;background:var(--ph-paper);color:var(--ph-ink);font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;line-height:1.55}
button,input,textarea,select{font:inherit}
button{color:inherit}
.ph-shell{width:min(1380px,calc(100% - 40px));margin:0 auto}
.ph-page{overflow:hidden}
.ph-kicker{margin:0 0 12px;color:var(--ph-blue);font-size:.72rem;font-weight:900;letter-spacing:.16em;text-transform:uppercase}
.ph-button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border:1px solid transparent;border-radius:10px;font-size:.86rem;font-weight:850;text-decoration:none;cursor:pointer;transition:transform .18s ease,box-shadow .18s ease,background .18s ease}
.ph-button:hover{transform:translateY(-1px)}
.ph-button-primary{background:var(--ph-ink);color:#fff;box-shadow:0 12px 25px rgba(8,30,44,.14)}
.ph-button-primary:hover{background:#12364d}
.ph-button-secondary{background:transparent;border-color:#9fb2bb;color:var(--ph-ink)}
.ph-button-secondary:hover{background:#fff}
.ph-button:disabled{opacity:.48;cursor:not-allowed;transform:none;box-shadow:none}
.ph-text-button{border:0;background:transparent;color:var(--ph-muted);font-weight:750;text-decoration:underline;text-underline-offset:4px;cursor:pointer}
.ph-hero{padding:60px 0 52px;background:linear-gradient(180deg,#f8fbfb 0%,#eef4f4 100%);border-bottom:1px solid var(--ph-line)}
.ph-hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(340px,.85fr);gap:34px;align-items:start}
.ph-hero-copy h1{max-width:760px;margin:0;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:clamp(2.35rem,4.8vw,4.6rem);font-weight:800;line-height:1.02;letter-spacing:-.045em;color:#092033;overflow-wrap:anywhere;text-wrap:balance}
.ph-hero-copy>p:not(.ph-kicker):not(.ph-disclaimer){max-width:620px;margin:20px 0 0;color:#4d6674;font-size:1rem}
.ph-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.ph-disclaimer{margin:18px 0 0;color:#778994;font-size:.76rem}
.ph-hero-panel{padding:22px;border:1px solid rgba(34,83,106,.14);border-radius:16px;background:#fff;box-shadow:0 14px 34px rgba(5,31,47,.08)}
.ph-hero-panel-head{display:flex;justify-content:space-between;gap:20px;padding-bottom:20px;border-bottom:1px solid var(--ph-line);font-size:.64rem;font-weight:900;letter-spacing:.12em;color:#597381}
.ph-hero-panel-head b{color:var(--ph-blue)}
.ph-hero-numbers{display:grid;grid-template-columns:1fr 1fr;gap:1px;margin-top:22px;background:var(--ph-line);border:1px solid var(--ph-line);border-radius:12px;overflow:hidden}
.ph-hero-numbers div{padding:24px;background:#fff}
.ph-hero-numbers strong{display:block;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:2.1rem;line-height:1;color:var(--ph-ink-2);font-weight:800}
.ph-hero-numbers span{display:block;margin-top:8px;color:var(--ph-muted);font-size:.78rem}
.ph-roadmap-mini{display:flex;align-items:center;gap:8px;margin-top:24px;color:#728592;font-size:.68rem;font-weight:800;white-space:nowrap;overflow:auto;padding-bottom:4px}
.ph-roadmap-mini span{padding:7px 9px;border:1px solid var(--ph-line);border-radius:999px;background:#fff}
.ph-roadmap-mini span.active{background:var(--ph-ink);border-color:var(--ph-ink);color:#fff}
.ph-roadmap-mini i{width:18px;height:1px;background:#a6b6bd;flex:0 0 auto}
.ph-dashboard{padding:56px 0 24px}
.ph-section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:20px}
.ph-section-heading h2{margin:0;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:clamp(1.8rem,2.8vw,3rem);font-weight:800;line-height:1.08;letter-spacing:-.03em}
.ph-section-heading>div>p:last-child:not(.ph-kicker){max-width:720px;margin:12px 0 0;color:var(--ph-muted)}
.ph-dashboard-grid{display:grid;grid-template-columns:280px minmax(0,1fr);gap:18px}
.ph-profile-card{position:relative;min-height:320px;padding:24px;border-radius:16px;background:linear-gradient(155deg,#081e2e,#103f58);color:#eaf8fd;box-shadow:var(--ph-shadow);overflow:hidden}
.ph-profile-card:after{content:"";position:absolute;width:210px;height:210px;border:1px solid rgba(121,216,237,.16);border-radius:50%;right:-92px;top:-72px}
.ph-level-orb{width:90px;height:90px;display:grid;place-items:center;align-content:center;border:1px solid rgba(121,216,237,.42);border-radius:50%;background:rgba(121,216,237,.08)}
.ph-level-orb span{font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:2rem;line-height:1;font-weight:800}
.ph-level-orb small{margin-top:4px;color:#88cce0;font-size:.55rem;letter-spacing:.15em}
.ph-profile-card>p{margin:28px 0 3px;color:#8eb1bf;font-size:.72rem}
.ph-profile-card h3{margin:0;font-size:1.22rem}
.ph-progress-line{height:7px;margin-top:28px;border-radius:999px;background:rgba(255,255,255,.12);overflow:hidden}
.ph-progress-line span{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,#6dd5ed,#a6edf8);transition:width .45s ease}
.ph-progress-copy{display:flex;justify-content:space-between;align-items:baseline;margin-top:10px}
.ph-progress-copy strong{font-size:1.7rem}
.ph-progress-copy span{color:#93b4c1;font-size:.72rem}
.ph-xp{display:flex;justify-content:space-between;margin-top:30px;padding-top:18px;border-top:1px solid rgba(255,255,255,.13);font-size:.76rem;color:#91b0bd}
.ph-xp strong{color:#fff}
.ph-dashboard-main{display:grid;gap:18px}
.ph-metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.ph-metric-grid article{min-height:120px;padding:18px;border:1px solid var(--ph-line);border-radius:14px;background:#fff}
.ph-metric-grid span{display:block;color:var(--ph-muted);font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.07em}
.ph-metric-grid strong{display:block;margin-top:17px;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:1.7rem;font-weight:800;color:var(--ph-ink-2)}
.ph-metric-grid small{display:block;margin-top:8px;color:#7a8e99;font-size:.68rem}
.ph-continue-card{display:flex;align-items:center;justify-content:space-between;gap:22px;min-height:150px;padding:24px;border-radius:16px;background:#eef4f5;border:1px solid #d7e3e6}
.ph-continue-card h3{margin:0;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:1.45rem;font-weight:800}
.ph-continue-card p:last-child{max-width:760px;margin:10px 0 0;color:#59717f}
.ph-skills-section{padding:18px 0 44px}
.ph-skill-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
.ph-skill{padding:14px;border:1px solid var(--ph-line);border-radius:12px;background:#fff}
.ph-skill-top{display:flex;justify-content:space-between;gap:10px;align-items:center}
.ph-skill-top strong{font-size:.83rem}
.ph-skill-top span{color:var(--ph-blue);font-size:.72rem;font-weight:850}
.ph-skill-bar{height:5px;margin-top:14px;background:#e4ebed;border-radius:99px;overflow:hidden}
.ph-skill-bar i{display:block;height:100%;background:var(--ph-blue);transition:width .35s ease}
.ph-learning-section{padding:56px 0 60px;background:#0a2131;color:#ecf7fb}
.ph-learning-section .ph-kicker{color:#7edcf0}
.ph-learning-section .ph-section-heading>div>p:last-child{color:#91aebb}
.ph-filter{display:flex;flex-wrap:wrap;gap:7px}
.ph-filter button{padding:9px 12px;border:1px solid rgba(255,255,255,.18);border-radius:999px;background:transparent;color:#b7ccd5;font-size:.72rem;font-weight:800;cursor:pointer}
.ph-filter button.active{background:#fff;border-color:#fff;color:#0b2030}
.ph-track-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.ph-track-card{position:relative;display:grid;grid-template-columns:72px 1fr auto;gap:16px;align-items:start;min-height:150px;padding:18px;border:1px solid rgba(255,255,255,.12);border-radius:15px;background:rgba(255,255,255,.05);transition:background .18s ease,border-color .18s ease,transform .18s ease}
.ph-track-card:hover{transform:translateY(-2px);background:rgba(255,255,255,.075);border-color:rgba(126,220,240,.32)}
.ph-track-card[data-hidden="true"]{display:none}
.ph-track-number{width:60px;height:60px;display:grid;place-items:center;border:1px solid rgba(126,220,240,.28);border-radius:50%;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:1.2rem;color:#83dff1;font-weight:800}
.ph-track-card h3{margin:0;font-size:1rem;font-weight:800}
.ph-track-card p{margin:5px 0 0;color:#9fb4be;font-size:.74rem;line-height:1.45}
.ph-track-progress{margin-top:16px;display:flex;align-items:center;gap:10px}
.ph-track-progress div{height:5px;flex:1;background:rgba(255,255,255,.1);border-radius:99px;overflow:hidden}
.ph-track-progress i{display:block;height:100%;background:#78d9ed}
.ph-track-progress span{font-size:.67rem;color:#a6bec8;min-width:26px}
.ph-track-lessons{display:grid;gap:6px;min-width:210px}
.ph-lesson-button{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;padding:8px 10px;border:1px solid rgba(255,255,255,.1);border-radius:8px;background:rgba(0,0,0,.08);color:#dcecf2;text-align:left;font-size:.69rem;cursor:pointer}
.ph-lesson-button:hover{background:rgba(126,220,240,.10)}
.ph-lesson-button.done{border-color:rgba(82,198,158,.32);color:#9be3c7}
.ph-lesson-button em{font-style:normal;color:#738f9c}
.ph-review-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;padding-top:36px;padding-bottom:44px}
.ph-review-card,.ph-achievement-card{padding:22px;border:1px solid var(--ph-line);border-radius:16px;background:#fff}
.ph-card-head{display:flex;justify-content:space-between;align-items:flex-start;gap:20px}
.ph-card-head h2{margin:0;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-weight:800;font-size:1.55rem;line-height:1.15}
.ph-ai-chip{padding:7px 9px;border-radius:999px;background:#e5f3f5;color:var(--ph-blue);font-size:.6rem;font-weight:900;letter-spacing:.1em;white-space:nowrap}
.ph-review-card>p{color:var(--ph-muted)}
.ph-review-list{display:grid;gap:9px;margin-top:20px}
.ph-review-item{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px;border-radius:10px;background:#f1f5f5}
.ph-review-item strong{font-size:.82rem}
.ph-review-item span{display:block;color:var(--ph-muted);font-size:.68rem}
.ph-review-item button{border:0;background:transparent;color:var(--ph-blue);font-size:.7rem;font-weight:850;cursor:pointer}
.ph-review-empty{padding:22px;border:1px dashed #b8c7cd;border-radius:10px;color:#71858f;text-align:center;font-size:.82rem}
.ph-badge-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:9px;margin-top:22px}
.ph-badge{min-height:108px;padding:14px;border:1px solid var(--ph-line);border-radius:10px;background:#fafbf8;opacity:.42}
.ph-badge.unlocked{opacity:1;border-color:#b9d9d4;background:#eef8f4}
.ph-badge i{display:grid;place-items:center;width:31px;height:31px;border-radius:50%;background:#e7ecec;font-style:normal;font-weight:900}
.ph-badge.unlocked i{background:#d4eee4;color:var(--ph-green)}
.ph-badge strong{display:block;margin-top:11px;font-size:.74rem}
.ph-badge span{display:block;margin-top:3px;color:var(--ph-muted);font-size:.62rem}
.ph-history{margin-top:18px;border-top:1px solid var(--ph-line);padding-top:15px}
.ph-history summary{cursor:pointer;font-size:.76rem;font-weight:850;color:var(--ph-blue)}
.ph-history details{font-size:.72rem}
#phHistoryList{display:grid;gap:8px;margin-top:12px}
.ph-history-entry{display:flex;justify-content:space-between;gap:14px;padding:8px 0;border-bottom:1px solid #edf1f2;font-size:.7rem;color:#607783}
.ph-capstone-section{padding:86px 0;background:#eef2ee;border-top:1px solid var(--ph-line);border-bottom:1px solid var(--ph-line)}
.ph-capstone-hero{display:flex;justify-content:space-between;gap:40px;align-items:flex-end}
.ph-capstone-hero h2{margin:0;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:clamp(2rem,3.4vw,3.3rem);font-weight:800;letter-spacing:-.035em;line-height:1.04}
.ph-capstone-hero>div:first-child>p:last-child{max-width:760px;color:var(--ph-muted)}
.ph-case-status{min-width:190px;padding:18px;border:1px solid #b8c9cc;border-radius:12px;background:#fff;text-align:right}
.ph-case-status span{display:block;color:var(--ph-blue);font-size:.62rem;font-weight:900;letter-spacing:.1em}
.ph-case-status strong{display:block;margin-top:7px;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:1.45rem;font-weight:800}
.ph-case-status small{color:var(--ph-muted)}
.ph-case-facts{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;margin-top:30px;border:1px solid #c7d3d5;border-radius:12px;background:#c7d3d5;overflow:hidden}
.ph-case-facts div{padding:18px;background:#fff}
.ph-case-facts span{display:block;color:var(--ph-muted);font-size:.66rem;text-transform:uppercase;letter-spacing:.08em}
.ph-case-facts strong{display:block;margin-top:7px;font-size:.86rem}
.ph-case-layout{display:grid;grid-template-columns:260px 1fr;gap:16px;margin-top:18px}
.ph-case-nav{display:grid;align-content:start;gap:6px;padding:14px;border:1px solid #cbd7d9;border-radius:13px;background:#fff}
.ph-case-nav button{display:grid;grid-template-columns:30px 1fr auto;align-items:center;gap:9px;width:100%;padding:11px;border:0;border-radius:8px;background:transparent;text-align:left;cursor:pointer}
.ph-case-nav button:hover,.ph-case-nav button.active{background:#e9f2f3}
.ph-case-nav button.done{color:var(--ph-green)}
.ph-case-nav b{display:grid;place-items:center;width:28px;height:28px;border:1px solid #c9d6d9;border-radius:50%;font-size:.68rem}
.ph-case-nav span{font-size:.74rem;font-weight:800}
.ph-case-nav small{font-size:.6rem;color:#81929a}
.ph-case-workspace{min-height:560px;padding:30px;border:1px solid #cbd7d9;border-radius:13px;background:#fff}
.ph-case-panel h3{margin:0;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:1.7rem;font-weight:800}
.ph-case-panel>p{color:var(--ph-muted)}
.ph-case-step{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;padding-bottom:18px;border-bottom:1px solid var(--ph-line)}
.ph-case-step span{padding:7px 9px;border-radius:999px;background:#eaf3f4;color:var(--ph-blue);font-size:.62rem;font-weight:900;letter-spacing:.08em}
.ph-form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:22px}
.ph-form-field{display:grid;gap:7px}
.ph-form-field label{font-size:.72rem;font-weight:800}
.ph-form-field small{color:var(--ph-muted)}
.ph-form-field input,.ph-form-field select,.ph-email-editor{width:100%;padding:12px 13px;border:1px solid #bfcdd1;border-radius:8px;background:#fbfcfa;color:var(--ph-ink)}
.ph-form-field input:focus,.ph-form-field select:focus,.ph-email-editor:focus{outline:2px solid rgba(15,102,139,.18);border-color:var(--ph-blue)}
.ph-case-options{display:grid;gap:9px;margin-top:22px}
.ph-case-option{display:flex;align-items:flex-start;gap:10px;padding:13px;border:1px solid #d3dddf;border-radius:9px;cursor:pointer}
.ph-case-option:has(input:checked){border-color:#6fa7b9;background:#eef7f8}
.ph-case-option input{margin-top:3px}
.ph-case-option strong{display:block;font-size:.8rem}
.ph-case-option span{display:block;color:var(--ph-muted);font-size:.7rem}
.ph-case-actions{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-top:24px}
.ph-feedback{margin-top:18px;padding:16px;border-left:4px solid var(--ph-blue);border-radius:7px;background:#edf5f6}
.ph-feedback.good{border-color:var(--ph-green);background:#edf7f2}
.ph-feedback.bad{border-color:var(--ph-red);background:#faeeee}
.ph-feedback strong{display:block}
.ph-feedback p{margin:5px 0 0;color:#5e747f;font-size:.8rem}
.ph-email-editor{min-height:220px;resize:vertical;margin-top:18px;font-family:Aptos Mono,"Cascadia Mono","Courier New",monospace;font-size:.84rem}
.ph-final-section{padding:54px 0;background:linear-gradient(145deg,#0a2131,#113f57);color:#eaf6fa}
.ph-final-grid{display:grid;grid-template-columns:1fr 380px;gap:70px;align-items:center}
.ph-final-section .ph-kicker{color:#7ad9ed}
.ph-final-section h2{margin:0;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:clamp(2rem,3.5vw,3.5rem);font-weight:800;line-height:1.04}
.ph-final-section p:not(.ph-kicker){max-width:720px;color:#9db5bf}
.ph-exam-rules{display:flex;flex-wrap:wrap;gap:8px;margin-top:24px}
.ph-exam-rules span{padding:8px 10px;border:1px solid rgba(255,255,255,.18);border-radius:999px;font-size:.68rem;color:#c9dce3}
.ph-exam-card{padding:28px;border:1px solid rgba(255,255,255,.16);border-radius:15px;background:rgba(255,255,255,.07)}
.ph-exam-card>span{font-size:.62rem;font-weight:900;letter-spacing:.1em;color:#7bdcf0}
.ph-exam-card>strong{display:block;margin-top:12px;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:1.7rem;font-weight:800}
.ph-exam-card>p{font-size:.78rem!important}
.ph-exam-card .ph-button{width:100%;margin-top:12px;background:#fff;color:#0b2030}
.ph-certificate-gate{display:grid;grid-template-columns:88px 1fr auto;gap:22px;align-items:center;margin-top:40px;margin-bottom:52px;padding:24px;border:1px solid #c8d5d7;border-radius:16px;background:#fff;box-shadow:var(--ph-shadow)}
.ph-cert-icon{position:relative;width:82px;height:82px;display:grid;place-items:center;border-radius:50%;background:#0c2637;color:#75d6eb;font-size:2.2rem}
.ph-cert-icon span{position:absolute;bottom:12px;font-size:1.4rem;color:#fff}
.ph-certificate-gate h2{margin:0;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:1.7rem;font-weight:800}
.ph-certificate-gate p:not(.ph-kicker){margin:8px 0;color:var(--ph-muted)}
.ph-cert-requirements{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.ph-cert-requirements span{padding:7px 9px;border-radius:999px;background:#f0f4f4;color:#6c808a;font-size:.66rem;font-weight:800}
.ph-cert-requirements span.done{background:#e3f3ec;color:var(--ph-green)}
.ph-footer{padding:28px 0;background:#071a28;color:#8ca5b0}
.ph-footer .ph-shell{display:flex;justify-content:space-between;gap:20px}
.ph-footer p{margin:0;font-size:.68rem}
.ph-dialog{width:min(900px,calc(100% - 30px));max-height:calc(100dvh - 36px);padding:0;border:0;border-radius:16px;background:#fff;color:var(--ph-ink);box-shadow:0 35px 120px rgba(0,0,0,.34);overflow:auto}
.ph-dialog::backdrop{background:rgba(3,18,28,.66);backdrop-filter:blur(4px)}
.ph-dialog-close{position:sticky;z-index:4;top:14px;float:right;margin:14px 14px -54px 0;width:38px;height:38px;border:1px solid #d1dcde;border-radius:50%;background:#fff;font-size:1.35rem;cursor:pointer}
.ph-lesson-shell{display:grid;grid-template-columns:220px 1fr;min-height:650px}
.ph-lesson-aside{padding:30px 22px;background:#0a2435;color:#dcecf2}
.ph-lesson-aside .ph-kicker{color:#78d9ed}
.ph-lesson-aside h3{margin:0;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:1.35rem;font-weight:800}
.ph-lesson-aside ul{display:grid;gap:10px;margin:30px 0 0;padding:0;list-style:none}
.ph-lesson-aside li{padding:9px;border-left:2px solid rgba(255,255,255,.14);color:#8faab5;font-size:.72rem}
.ph-lesson-aside li.active{border-color:#76d8ed;color:#fff}
.ph-lesson-main{padding:42px}
.ph-lesson-main h2{margin:0;padding-right:50px;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:2.05rem;font-weight:800;line-height:1.08}
.ph-lesson-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}
.ph-lesson-meta span{padding:6px 8px;border-radius:999px;background:#eff4f4;color:#607782;font-size:.64rem;font-weight:800}
.ph-lesson-content{margin-top:30px}
.ph-lesson-content h3{font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:1.25rem;font-weight:800}
.ph-lesson-content p{color:#536d7b}
.ph-concept-box,.ph-example-box,.ph-glossary-box{margin-top:18px;padding:18px;border-radius:11px}
.ph-concept-box{background:#edf5f6;border:1px solid #cce1e4}
.ph-example-box{background:#f6f2e8;border:1px solid #e4d7b9}
.ph-glossary-box{background:#f4f5f2;border:1px solid #dfe4e1}
.ph-glossary-box strong{display:block}
.ph-glossary-list{display:flex;flex-wrap:wrap;gap:7px;margin-top:10px}
.ph-glossary-list span{padding:6px 8px;border:1px solid #cbd6d8;border-radius:999px;font-size:.68rem}
.ph-knowledge-check{margin-top:30px;padding-top:25px;border-top:1px solid var(--ph-line)}
.ph-knowledge-check h3{margin:0;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-size:1.35rem;font-weight:800}
.ph-quiz-options{display:grid;gap:8px;margin-top:16px}
.ph-quiz-option{display:flex;gap:10px;padding:13px;border:1px solid #d0dbde;border-radius:9px;cursor:pointer;font-size:.8rem}
.ph-quiz-option:has(input:checked){border-color:#6aa4b8;background:#edf6f7}
.ph-lesson-actions{display:flex;justify-content:space-between;align-items:center;gap:14px;margin-top:24px}
.ph-exam-dialog{width:min(980px,calc(100% - 30px));padding:28px}
.ph-exam-dialog-head{position:sticky;top:-28px;z-index:3;display:flex;justify-content:space-between;align-items:center;margin:-28px -28px 0;padding:26px 28px 20px;background:#fff;border-bottom:1px solid var(--ph-line)}
.ph-exam-dialog-head h2{margin:0;font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif;font-weight:800}
.ph-timer{padding:10px 14px;border-radius:9px;background:#0b2232;color:#fff;font-family:Aptos Mono,"Cascadia Mono","Courier New",monospace;font-size:1.2rem;font-weight:900}
.ph-exam-question{padding:24px 0;border-bottom:1px solid var(--ph-line)}
.ph-exam-question>span{color:var(--ph-blue);font-size:.65rem;font-weight:900;letter-spacing:.08em}
.ph-exam-question h3{margin:7px 0 0;font-size:1rem}
.ph-exam-dialog-actions{position:sticky;bottom:-28px;display:flex;justify-content:flex-end;gap:10px;margin:0 -28px -28px;padding:18px 28px;background:#fff;border-top:1px solid var(--ph-line)}
.ph-toast{position:fixed;z-index:3000;right:22px;bottom:22px;max-width:380px;padding:14px 16px;border-radius:10px;background:#0b2637;color:#fff;box-shadow:0 20px 60px rgba(0,0,0,.25);font-size:.8rem;opacity:0;transform:translateY(10px);pointer-events:none;transition:.22s ease}
.ph-toast.show{opacity:1;transform:none}
@media(max-width:1150px){
  .ph-hero-grid{grid-template-columns:1fr;gap:38px}.ph-hero-copy h1{max-width:1000px}
  .ph-metric-grid{grid-template-columns:repeat(2,1fr)}
  .ph-skill-grid{grid-template-columns:repeat(3,1fr)}
  .ph-track-card{grid-template-columns:66px 1fr}.ph-track-lessons{grid-column:1/-1;grid-template-columns:repeat(3,1fr)}
  .ph-review-grid{grid-template-columns:1fr}
  .ph-final-grid{grid-template-columns:1fr}.ph-exam-card{max-width:520px}
}
@media(max-width:820px){
  .ph-shell{width:min(100% - 26px,1380px)}.ph-hero{padding:55px 0}.ph-hero-copy h1{font-size:clamp(2.65rem,12vw,4.8rem)}
  .ph-dashboard{padding-top:58px}.ph-section-heading{align-items:flex-start;flex-direction:column}
  .ph-dashboard-grid{grid-template-columns:1fr}.ph-profile-card{min-height:310px}
  .ph-continue-card{align-items:flex-start;flex-direction:column}.ph-continue-card .ph-button{width:100%}
  .ph-skill-grid{grid-template-columns:repeat(2,1fr)}
  .ph-track-grid{grid-template-columns:1fr}.ph-track-card{grid-template-columns:58px 1fr}.ph-track-lessons{grid-template-columns:1fr}
  .ph-capstone-hero{align-items:flex-start;flex-direction:column}.ph-case-status{text-align:left}
  .ph-case-facts{grid-template-columns:1fr 1fr}.ph-case-layout{grid-template-columns:1fr}.ph-case-nav{grid-template-columns:repeat(3,1fr)}.ph-case-nav button{grid-template-columns:28px 1fr}.ph-case-nav small{display:none}
  .ph-certificate-gate{grid-template-columns:80px 1fr}.ph-certificate-gate>a{grid-column:1/-1}
  .ph-lesson-shell{grid-template-columns:1fr}.ph-lesson-aside{padding:24px}.ph-lesson-aside ul{grid-template-columns:repeat(3,1fr);margin-top:18px}.ph-lesson-main{padding:30px 24px}
}
@media(max-width:560px){
  .ph-hero-panel{padding:18px}.ph-hero-numbers div{padding:18px}.ph-hero-actions{display:grid}.ph-button{width:100%}
  .ph-metric-grid{grid-template-columns:1fr}.ph-skill-grid{grid-template-columns:1fr}.ph-badge-grid{grid-template-columns:repeat(2,1fr)}
  .ph-case-facts{grid-template-columns:1fr}.ph-case-nav{grid-template-columns:1fr 1fr}.ph-case-workspace{padding:20px}.ph-form-grid{grid-template-columns:1fr}.ph-case-actions{align-items:stretch;flex-direction:column}
  .ph-footer .ph-shell{flex-direction:column;gap:6px}.ph-certificate-gate{grid-template-columns:1fr}.ph-cert-icon{width:70px;height:70px}
  .ph-lesson-aside ul{grid-template-columns:1fr}.ph-lesson-main h2{font-size:2rem}.ph-lesson-actions{align-items:stretch;flex-direction:column}
  .ph-exam-dialog-actions{flex-direction:column}.ph-exam-dialog-actions .ph-button{width:100%}
}
@media print{.site-header,.ph-footer,.ph-hero-actions,.ph-text-button{display:none!important}.ph-body{background:#fff}.ph-page{overflow:visible}}


/* Practice Hub v11.2 UI simplification */
.ph-page section{scroll-margin-top:88px}
.ph-hero-copy,.ph-dashboard-main,.ph-case-workspace,.ph-review-card,.ph-achievement-card,.ph-exam-card,.ph-certificate-gate,.ph-track-card,.ph-skill,.ph-case-status,.ph-hero-panel{font-family:Aptos,"Aptos Display","Segoe UI",Arial,sans-serif}
.ph-hero-copy,.ph-dashboard,.ph-skills-section,.ph-learning-section,.ph-capstone-section,.ph-final-section{position:relative}
.ph-kicker{font-size:.7rem;letter-spacing:.18em}
.ph-button{border-radius:12px;font-weight:800}
.ph-button-primary{background:linear-gradient(135deg,#0a2333,#103c54)}
.ph-disclaimer{max-width:530px;line-height:1.5}
.ph-hero-panel-head span,.ph-hero-panel-head b{white-space:nowrap}
.ph-hero-panel-head{font-size:.6rem}
.ph-dashboard .ph-text-button{font-size:.78rem}
.ph-skill-top strong{font-size:.78rem}
.ph-track-lessons{min-width:180px}
.ph-track-lessons .ph-lesson-button{min-height:38px}
.ph-review-card>p,.ph-achievement-card>p,.ph-case-panel>p,.ph-final-section p:not(.ph-kicker){line-height:1.55}
.ph-history summary{cursor:pointer;font-weight:800}
@media(max-width:1150px){
  .ph-hero-grid{grid-template-columns:1fr;gap:22px}
  .ph-hero-panel{max-width:540px}
}
@media(max-width:820px){
  .ph-shell{width:min(100% - 24px,1380px)}
  .ph-hero{padding:36px 0 28px}
  .ph-hero-copy h1{font-size:clamp(2.05rem,8vw,3rem);max-width:100%;overflow-wrap:anywhere}
  .ph-hero-copy>p:not(.ph-kicker):not(.ph-disclaimer){font-size:.96rem;max-width:100%}
  .ph-hero-actions{flex-direction:column;align-items:stretch}
  .ph-hero-actions .ph-button,.ph-hero-actions a.ph-button{width:100%}
  .ph-hero-panel{padding:18px}
  .ph-hero-panel-head{gap:10px;flex-wrap:wrap}
  .ph-roadmap-mini{font-size:.62rem}
  .ph-dashboard{padding-top:34px}
  .ph-section-heading h2{font-size:clamp(1.55rem,6vw,2.2rem)}
  .ph-metric-grid article{min-height:104px}
  .ph-profile-card{min-height:auto}
  .ph-skills-section{padding-top:10px}
  .ph-skill-grid{grid-template-columns:1fr 1fr}
  .ph-learning-section{padding:40px 0 44px}
  .ph-track-card{padding:16px}
  .ph-track-card p{display:none}
  .ph-track-progress{margin-top:12px}
  .ph-review-grid{padding-top:26px;padding-bottom:32px}
  .ph-card-head{align-items:flex-start;flex-direction:column}
  .ph-capstone-section{padding-top:34px}
  .ph-case-facts{grid-template-columns:1fr 1fr}
  .ph-case-workspace{padding:20px}
  .ph-final-section{padding:40px 0}
  .ph-certificate-gate{grid-template-columns:1fr;align-items:flex-start}
  .ph-cert-icon{width:68px;height:68px}
  .ph-footer .ph-shell{flex-direction:column}
}
@media(max-width:560px){
  .ph-hero-panel{display:none}
  .ph-kicker{font-size:.64rem}
  .ph-dashboard .ph-section-heading .ph-text-button{display:none}
  .ph-metric-grid{grid-template-columns:1fr 1fr;gap:10px}
  .ph-metric-grid strong{font-size:1.35rem}
  .ph-continue-card{padding:18px;min-height:auto}
  .ph-continue-card h3{font-size:1.18rem}
  .ph-skill-grid{grid-template-columns:1fr}
  .ph-review-grid{grid-template-columns:1fr}
  .ph-filter{width:100%}
  .ph-filter button{flex:1 1 auto;text-align:center}
  .ph-case-facts{grid-template-columns:1fr}
  .ph-case-nav{grid-template-columns:1fr 1fr}
  .ph-case-nav button{padding:10px}
  .ph-case-step{flex-direction:column}
  .ph-form-grid{grid-template-columns:1fr}
  .ph-final-section h2,.ph-capstone-hero h2,.ph-certificate-gate h2{font-size:1.55rem}
  .ph-lesson-main{padding:24px 18px}
  .ph-lesson-main h2{padding-right:0;font-size:1.55rem}
  .ph-lesson-meta span{font-size:.6rem}
}