:root{--navy:#1B3A6B;--navy-d:#122a52;--navy-30:rgba(27,58,107,.30);--navy-10:rgba(27,58,107,.07);--gold:#F5C518;--gold-d:#d4a90e;--gold-l:#fef8dc;--muted:#6E8FBB;--white:#fff;--off:#F4F7FB;--border:#dce6f0;--text:#1B3A6B;--body:#2c3e5a;--tmuted:#5d7a9a;--green:#10b981;--green-l:#d1fae5;--rad:10px;--sh:0 2px 12px rgba(27,58,107,.08);--shm:0 8px 28px rgba(27,58,107,.14)}*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:'Nunito',system-ui,-apple-system,sans-serif;font-weight:400;color:var(--body);background:var(--off);line-height:1.6;overflow-x:hidden}img{display:block;max-width:100%}a{color:inherit}.container{max-width:1060px;margin:0 auto;padding:0 22px}.container-sm{max-width:760px;margin:0 auto;padding:0 22px}.container-md{max-width:900px;margin:0 auto;padding:0 22px}h1,h2,h3,h4,h5,h6{font-family:'Lora',Georgia,serif;font-weight:700;color:var(--navy);line-height:1.2;letter-spacing:-.3px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:'Nunito',system-ui,sans-serif;font-weight:700;font-size:15px;padding:11px 24px;border-radius:var(--rad);border:none;cursor:pointer;text-decoration:none;transition:all .18s ease;white-space:nowrap}.btn-gold{background:var(--gold);color:var(--navy)}.btn-gold:hover{background:var(--gold-d);transform:translateY(-2px);box-shadow:0 4px 16px rgba(245,197,24,.35)}.btn-navy{background:var(--navy);color:var(--white)}.btn-navy:hover{background:var(--navy-d);transform:translateY(-2px);box-shadow:0 4px 16px rgba(27,58,107,.3)}.btn-outline-navy{background:transparent;color:var(--navy);border:2px solid var(--navy)}.btn-outline-navy:hover{background:var(--navy);color:#fff}.btn-lg{padding:14px 30px;font-size:16px}.btn-full{width:100%}.tag{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:700;letter-spacing:1px;text-transform:uppercase;background:var(--gold);color:var(--navy);padding:5px 14px;border-radius:20px}.tag-ghost{background:rgba(245,197,24,.2);color:var(--gold)}.nav{position:sticky;top:0;z-index:999;background:var(--navy);border-bottom:1px solid rgba(255,255,255,.07);transition:box-shadow .25s}.nav.scrolled{box-shadow:0 2px 20px rgba(0,0,0,.22)}.nav-inner{display:flex;align-items:center;justify-content:space-between;height:62px;max-width:1060px;margin:0 auto;padding:0 22px}.nav-logo{font-family:'Lora',Georgia,serif;font-weight:700;font-size:17px;color:#fff;text-decoration:none;display:flex;align-items:center;gap:9px}.nav-logo-mark{width:32px;height:32px;background:var(--gold);border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0}.nav-logo span{color:var(--gold)}.nav-links{display:flex;align-items:center;gap:22px}.nav-link{color:rgba(255,255,255,.72);text-decoration:none;font-size:14px;font-weight:600;transition:color .15s}.nav-link:hover,.nav-link.active{color:#fff}.nav-cta{font-size:13.5px;padding:8px 18px;border-radius:8px}.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}.nav-toggle span{display:block;width:22px;height:2px;background:#fff;border-radius:2px;transition:all .2s}@media(max-width:720px){.nav-toggle{display:flex}.nav-links{display:none;position:absolute;top:62px;left:0;right:0;background:var(--navy-d);flex-direction:column;gap:0;padding:8px 0 16px;border-bottom:1px solid rgba(255,255,255,.1)}.nav-links.open{display:flex}.nav-link{padding:12px 22px;width:100%}.nav-cta{display:none}}.hero{background:linear-gradient(135deg,var(--navy) 0%,#1e4a8a 100%);padding:80px 0 64px;position:relative;overflow:hidden}.hero::before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(245,197,24,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(245,197,24,.05) 1px,transparent 1px);background-size:32px 32px;pointer-events:none}.hero-tag{margin-bottom:20px}.hero h1{font-size:clamp(28px,4vw,46px);color:#fff;margin-bottom:16px;position:relative;line-height:1.15}.hero h1 em{font-style:normal;color:var(--gold)}.hero-sub{font-size:16.5px;color:rgba(255,255,255,.78);line-height:1.75;position:relative}@media(max-width:600px){.hero{padding:56px 0 52px}.hero-tag{margin-bottom:28px}.hero h1{font-size:clamp(32px,8vw,42px);margin-bottom:20px;letter-spacing:-.5px}.hero-sub{font-size:16px;line-height:1.8}}.section{padding:80px 0}.section-off{background:var(--off)}.section-white{background:var(--white)}.section-navy{background:var(--navy)}.section-gold{background:var(--gold)}.sec-h{font-size:clamp(22px,5vw,36px);margin-bottom:12px}.sec-sub{font-size:15.5px;color:var(--tmuted);line-height:1.65;margin-bottom:36px}.sec-center{text-align:center}.sec-center .sec-sub{max-width:580px;margin-left:auto;margin-right:auto}.section-navy .sec-h{color:#fff}.section-navy .sec-sub{color:rgba(255,255,255,.68)}.section-gold .sec-h{color:var(--navy)}.section-gold .sec-sub{color:rgba(27,58,107,.72)}.form-group{margin-bottom:18px}.form-label{display:block;font-size:13px;font-weight:700;color:var(--navy);margin-bottom:5px}.form-input,.form-select,.form-textarea{width:100%;padding:11px 14px;border:1.5px solid var(--border);border-radius:8px;font-family:'Nunito',system-ui,sans-serif;font-size:15px;color:var(--body);background:var(--white);outline:none;transition:border-color .2s,box-shadow .2s}.form-input:focus,.form-select:focus,.form-textarea:focus{border-color:var(--navy);box-shadow:0 0 0 3px var(--navy-30)}.form-input.err,.form-textarea.err{border-color:#e74c3c;box-shadow:0 0 0 3px rgba(231,76,60,.12)}.form-textarea{resize:vertical;min-height:110px;line-height:1.6}.form-error{font-size:12px;color:#e74c3c;margin-top:4px;display:none}.form-error.show{display:block}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.form-privacy{font-size:12px;color:var(--tmuted);text-align:center;margin-top:10px}.submit-btn{width:100%;padding:13px;background:var(--navy);color:#fff;border:none;border-radius:9px;font-family:'Nunito',system-ui,sans-serif;font-weight:700;font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;transition:all .2s}.submit-btn:hover{background:var(--navy-d);transform:translateY(-2px);box-shadow:0 4px 16px rgba(27,58,107,.3)}.submit-btn:disabled{opacity:.65;cursor:not-allowed;transform:none}@keyframes spin{to{transform:rotate(360deg)}}.spinner{width:18px;height:18px;border:2.5px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;display:none}.spinner.show{display:block}.alert{padding:13px 16px;border-radius:8px;font-size:14px;margin-bottom:16px}.alert-success{background:var(--green-l);color:#065f46;border-left:4px solid var(--green)}.alert-error{background:#fff0f0;color:#9b1c1c;border-left:4px solid #ef4444}.rev{opacity:0;transform:translateY(22px);transition:opacity .62s ease,transform .62s ease}.rev.in{opacity:1;transform:translateY(0)}.rev-d1{transition-delay:.1s}.rev-d2{transition-delay:.2s}.rev-d3{transition-delay:.3s}.rev-d4{transition-delay:.4s}.rev-d5{transition-delay:.5s}.footer{background:var(--navy-d);padding:52px 0 28px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:44px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.08);margin-bottom:24px}.footer-logo{font-family:'Lora',Georgia,serif;font-weight:700;font-size:17px;color:#fff;text-decoration:none;display:flex;align-items:center;gap:9px;margin-bottom:12px}.footer-logo-mark{width:30px;height:30px;background:var(--gold);border-radius:7px;display:flex;align-items:center;justify-content:center;font-size:13px}.footer-logo span{color:var(--gold)}.footer-desc{font-size:13.5px;color:rgba(255,255,255,.5);line-height:1.65;max-width:280px;margin-bottom:18px}.social-row{display:flex;gap:8px}.social-btn{width:34px;height:34px;border-radius:8px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.65);text-decoration:none;transition:all .15s}.social-btn:hover{transform:translateY(-2px)}.social-btn.yt:hover{background:#ff0000;color:#fff}.social-btn.fb:hover{background:#1877f2;color:#fff}.social-btn.ig:hover{background:linear-gradient(135deg,#e1306c,#833ab4);color:#fff}.social-btn.pt:hover{background:#e60023;color:#fff}.footer-col-title{font-family:'Lora',Georgia,serif;font-weight:700;font-size:13.5px;color:#fff;margin-bottom:12px}.footer-links{list-style:none}.footer-links li{margin-bottom:7px}.footer-links a{font-size:13px;color:rgba(255,255,255,.52);text-decoration:none;transition:color .15s}.footer-links a:hover{color:var(--gold)}.footer-plan-link{color:var(--gold)!important;font-weight:700}.footer-bottom{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:rgba(255,255,255,.35)}.back-top{position:fixed;bottom:22px;right:22px;width:40px;height:40px;background:var(--navy);color:var(--gold);border-radius:50%;border:none;cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;box-shadow:var(--shm);transition:all .2s;opacity:0;pointer-events:none;z-index:100}.back-top.show{opacity:1;pointer-events:all}.back-top:hover{background:var(--gold);color:var(--navy);transform:translateY(-3px)}body.has-plan-bar{padding-bottom:62px}.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.blog-card{background:#fff;border:1px solid var(--border);border-radius:12px;overflow:hidden;transition:all .22s;box-shadow:var(--sh)}.blog-card:hover{transform:translateY(-4px);box-shadow:var(--shm)}.blog-card a{text-decoration:none;color:inherit}.blog-cover{aspect-ratio:16/9;object-fit:cover;width:100%;background:linear-gradient(135deg,var(--navy),#2a5298);display:flex;align-items:center;justify-content:center;font-size:48px}.blog-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}.blog-meta-top{display:flex;align-items:center;gap:8px;margin-bottom:10px}.blog-cat{font-size:11px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;background:var(--gold-l);color:var(--navy);padding:3px 9px;border-radius:10px}.blog-date{font-size:12px;color:var(--tmuted)}.blog-body{padding:18px 20px}.blog-title{font-family:'Lora',Georgia,serif;font-weight:700;font-size:16.5px;color:var(--navy);line-height:1.35;margin-bottom:8px;transition:color .15s}.blog-card:hover .blog-title{color:var(--gold-d)}.blog-excerpt{font-size:13.5px;color:var(--tmuted);line-height:1.6;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.blog-read-more{font-size:13px;font-weight:700;color:var(--navy);display:flex;align-items:center;gap:5px;transition:gap .15s}.blog-card:hover .blog-read-more{gap:8px;color:var(--gold-d)}.blog-empty{text-align:center;padding:64px 24px;color:var(--tmuted);background:#fff;border-radius:var(--rad);border:1px solid var(--border)}.blog-empty-icon{font-size:48px;margin-bottom:14px}.post-hero{background:var(--navy);padding:60px 0 48px;position:relative;overflow:hidden}.post-hero::before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(245,197,24,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(245,197,24,.04) 1px,transparent 1px);background-size:32px 32px}.post-cover{width:100%;max-height:420px;object-fit:cover;border-radius:12px;margin-bottom:40px;box-shadow:var(--shm)}.post-content{max-width:720px;margin:0 auto;padding:48px 22px 80px}.post-content h1,.post-content h2,.post-content h3{margin:1.6em 0 .6em;color:var(--navy)}.post-content h1{font-size:2em}.post-content h2{font-size:1.5em}.post-content h3{font-size:1.2em}.post-content p{font-size:16.5px;line-height:1.85;color:var(--body);margin-bottom:1.3em}.post-content ul,.post-content ol{margin:0 0 1.3em 1.5em;font-size:16px;line-height:1.8;color:var(--body)}.post-content li{margin-bottom:.4em}.post-content blockquote{border-left:4px solid var(--gold);padding:14px 20px;background:var(--gold-l);border-radius:0 8px 8px 0;margin:1.5em 0;font-family:'Lora',Georgia,serif;font-style:italic;color:var(--navy)}.post-content pre{background:var(--navy-d);color:#e2e8f0;padding:18px;border-radius:8px;overflow-x:auto;margin:1.3em 0;font-size:14.5px;line-height:1.65}.post-content code{font-family:monospace;font-size:.9em;background:var(--off);padding:2px 6px;border-radius:4px;color:var(--navy)}.post-content pre code{background:none;padding:0;color:inherit}.post-content img{max-width:100%;border-radius:8px;margin:1.5em 0;box-shadow:var(--sh)}.post-content hr{border:none;border-top:1px solid var(--border);margin:2em 0}.post-content a{color:var(--navy);font-weight:600;border-bottom:1px solid var(--gold);transition:color .15s}.post-content a:hover{color:var(--gold-d)}.post-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:32px;padding-top:24px;border-top:1px solid var(--border)}.post-tag{font-size:12px;font-weight:700;padding:4px 12px;background:var(--off);border:1.5px solid var(--border);border-radius:20px;color:var(--tmuted)}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:16px}.cat-filter-bar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:32px}.cat-btn{padding:7px 16px;border-radius:20px;font-size:13px;font-weight:700;cursor:pointer;border:1.5px solid var(--border);background:#fff;color:var(--tmuted);transition:all .15s;font-family:'Nunito',system-ui,sans-serif;text-decoration:none;display:inline-block}.cat-btn:hover{border-color:var(--navy);color:var(--navy)}.cat-btn.active{background:var(--navy);border-color:var(--navy);color:#fff}.vid-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.vid-card{background:#fff;border:1px solid var(--border);border-radius:12px;overflow:hidden;transition:all .22s;box-shadow:var(--sh)}.vid-card:hover{transform:translateY(-4px);box-shadow:var(--shm)}.vid-card.hidden{display:none}.vid-thumb{display:block;aspect-ratio:16/9;position:relative;overflow:hidden;text-decoration:none}.vt-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;display:block}.vt-content{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:16px;text-align:center}.vt-icon{font-size:32px;margin-bottom:8px}.vt-text{font-family:'Lora',Georgia,serif;font-weight:700;font-size:14px;color:#fff;line-height:1.3}.vt-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;opacity:0;transition:.2s;background:rgba(0,0,0,.3)}.vid-card:hover .vt-play{opacity:1}.play-circle{width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.92);display:flex;align-items:center;justify-content:center;font-size:18px}.vid-meta{padding:14px 16px}.vid-cat{font-size:11px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;margin-bottom:5px}.cat-vocab{color:#0ea5e9}.cat-shadow{color:#8b5cf6}.cat-grammar{color:#10b981}.cat-convo{color:#f97316}.vid-title{font-size:14.5px;margin-bottom:6px;line-height:1.35;color:var(--navy)}.vid-desc{font-size:12.5px;color:var(--tmuted);line-height:1.5;margin-bottom:10px}.vid-footer{display:flex;align-items:center;justify-content:space-between}.vid-level{font-size:11.5px;font-weight:700;background:var(--gold-l);color:var(--gold-d);padding:2px 9px;border-radius:10px}.vid-watch{font-size:12px;font-weight:700;color:var(--navy);text-decoration:none;opacity:.7;transition:.15s}.vid-watch:hover{opacity:1}.filter-bar{background:#fff;border-bottom:1px solid var(--border);padding:14px 0;position:sticky;top:62px;z-index:90}.filter-inner{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.fbtn{padding:7px 16px;border-radius:20px;font-size:13px;font-weight:700;cursor:pointer;border:1.5px solid var(--border);background:#fff;color:var(--tmuted);transition:all .15s;font-family:'Nunito',system-ui,sans-serif}.fbtn:hover{border-color:var(--navy);color:var(--navy)}.fbtn.active{background:var(--navy);border-color:var(--navy);color:#fff}@media(max-width:768px){.footer-grid{grid-template-columns:1fr;gap:28px}.footer-bottom{flex-direction:column;gap:6px;text-align:center}.form-row{grid-template-columns:1fr}.blog-grid{grid-template-columns:1fr 1fr}.vid-grid{grid-template-columns:1fr 1fr}.related-grid{grid-template-columns:1fr}.section{padding:56px 0}}@media(max-width:480px){.section{padding:44px 0}.blog-grid{grid-template-columns:1fr}.vid-grid{grid-template-columns:1fr}.related-grid{grid-template-columns:1fr}.nav-logo-text{font-size:15px}.filter-bar{top:62px}}
/* ═══════════════════════════════════
   QUIZ STYLES
═══════════════════════════════════ */
.quiz-section{margin-top:48px;border-top:2px solid var(--border);padding-top:36px}
.quiz-section-title{font-family:"Lora",serif;font-size:20px;color:var(--navy);margin-bottom:18px}
.quiz-wrap{background:#fff;border:1.5px solid var(--border);border-radius:14px;overflow:hidden;box-shadow:var(--sh)}
.quiz-header{background:var(--navy);padding:16px 20px;display:flex;align-items:center;justify-content:space-between}
.quiz-title{font-weight:800;font-size:15px;color:#fff}
.quiz-count{font-size:13px;color:rgba(255,255,255,.6);font-weight:700}
.quiz-questions{padding:20px}
.quiz-q{margin-bottom:28px;padding-bottom:24px;border-bottom:1px solid var(--border)}
.quiz-q:last-child{border-bottom:none;margin-bottom:0;padding-bottom:0}
.quiz-qnum{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.8px;color:var(--tmuted);margin-bottom:6px}
.quiz-qtext{font-family:"Lora",serif;font-size:16px;color:var(--navy);line-height:1.5;margin-bottom:14px;font-weight:700}
.quiz-opts{display:flex;flex-direction:column;gap:8px}
.quiz-opt{display:flex;align-items:center;gap:12px;padding:11px 14px;border:1.5px solid var(--border);border-radius:9px;cursor:pointer;transition:all .15s;background:#fff;text-align:left;font-family:"Nunito",system-ui,sans-serif;font-size:14px;color:var(--body);width:100%}
.quiz-opt:hover{border-color:var(--navy);background:var(--navy-10)}
.quiz-opt.selected{border-color:var(--navy);background:var(--navy);color:#fff}
.quiz-opt.selected .quiz-opt-letter{background:var(--gold);color:var(--navy)}
.quiz-opt-letter{width:28px;height:28px;border-radius:50%;background:var(--off);border:1.5px solid var(--border);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:12px;flex-shrink:0;transition:all .15s}
.quiz-opt.selected .quiz-opt-letter{border-color:var(--gold)}
.quiz-footer{padding:16px 20px;background:var(--off);border-top:1px solid var(--border);display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.quiz-progress-bar{flex:1;background:var(--border);border-radius:4px;height:6px;min-width:80px}
.quiz-progress-fill{height:100%;background:var(--navy);border-radius:4px;transition:width .3s}
.quiz-progress-label{font-size:12.5px;color:var(--tmuted);font-weight:700;white-space:nowrap}
.quiz-submit-btn{padding:9px 20px;background:var(--navy);color:#fff;border:none;border-radius:8px;font-family:"Nunito",system-ui,sans-serif;font-weight:700;font-size:14px;cursor:pointer;transition:all .18s;white-space:nowrap}
.quiz-submit-btn:hover:not(:disabled){background:var(--navy-d);transform:translateY(-1px)}
.quiz-submit-btn:disabled{opacity:.45;cursor:not-allowed}
/* Results */
.quiz-results{padding:32px 24px;text-align:center}
.quiz-pass{background:linear-gradient(135deg,#d1fae5 0%,#fff 100%)}
.quiz-fail{background:linear-gradient(135deg,#fef3c7 0%,#fff 100%)}
.quiz-result-icon{font-size:52px;margin-bottom:12px}
.quiz-result-score{font-family:"Lora",serif;font-weight:700;font-size:48px;color:var(--navy);line-height:1}
.quiz-result-label{font-size:16px;font-weight:700;color:var(--navy);margin-top:8px}
.quiz-result-breakdown{font-size:14px;color:var(--tmuted);margin-top:4px;margin-bottom:24px}
.quiz-answers{text-align:left;display:flex;flex-direction:column;gap:10px;margin-bottom:24px}
.quiz-ans{display:flex;gap:12px;padding:14px;border-radius:10px;border:1.5px solid}
.ans-correct{background:#f0fdf4;border-color:#86efac}
.ans-wrong{background:#fff7ed;border-color:#fcd34d}
.ans-icon{font-size:18px;flex-shrink:0;margin-top:1px}
.ans-body{flex:1;min-width:0}
.ans-q{font-size:14px;font-weight:700;color:var(--navy);margin-bottom:5px}
.ans-yours{font-size:13px;color:#dc2626;margin-bottom:3px}
.ans-correct-lbl{font-size:13px;color:#059669;font-weight:700}
.ans-explanation{font-size:13px;color:var(--tmuted);margin-top:6px;background:rgba(0,0,0,.04);padding:8px;border-radius:6px;line-height:1.6}
.quiz-retry-btn{padding:11px 28px;background:var(--navy);color:#fff;border:none;border-radius:9px;font-family:"Nunito",system-ui,sans-serif;font-weight:700;font-size:15px;cursor:pointer;transition:all .2s}
.quiz-retry-btn:hover{background:var(--navy-d);transform:translateY(-1px)}
.quiz-loading{padding:32px;text-align:center;color:var(--tmuted);font-size:14px}
.quiz-badge{display:inline-flex;align-items:center;gap:6px;background:var(--gold-l);color:var(--gold-d);padding:5px 14px;border-radius:20px;font-size:13px;font-weight:700;text-decoration:none;border:1.5px solid var(--gold);transition:all .2s}
.quiz-badge:hover{background:var(--gold);color:var(--navy)}
@media(max-width:600px){.quiz-footer{flex-direction:column;align-items:stretch}.quiz-submit-btn{width:100%}}