/* Fonts (DM Sans, Manrope) load from Google Fonts in each page's <head>. */
:root{--bg:#0b1220;--panel:#111b2d;--panel2:#142238;--text:#f4f7fb;--muted:#9caec4;--line:#24344b;--green:#48e0b0;--purple:#a994ff;--orange:#ffbf78;--max:1180px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;background:var(--bg);color:var(--text);font-family:'DM Sans',sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}button,input,select{font:inherit}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:absolute;top:-50px;left:12px;background:white;color:black;padding:8px;z-index:20}.skip-link:focus{top:12px}
.site-header{height:76px;display:flex;align-items:center;gap:32px;padding:0 max(24px,calc((100% - var(--max))/2));border-bottom:1px solid rgba(255,255,255,.07);position:sticky;top:0;background:rgba(11,18,32,.93);backdrop-filter:blur(16px);z-index:10}.brand{display:flex;align-items:center;gap:10px;font-family:Manrope,sans-serif;font-size:20px;font-weight:800;white-space:nowrap}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:11px;background:linear-gradient(135deg,#48e0b0,#45a9d9);color:#0b1220;font-size:21px}.brand-light{font-weight:500;color:#a8b8cc}.main-nav{display:flex;align-items:center;gap:28px;margin-left:auto}.main-nav a{font-size:13px;color:#b8c5d5;transition:.2s}.main-nav a:hover,.footer-links a:hover{color:var(--green)}.language-picker select,.chart-controls select{background:#142238;border:1px solid #31435b;border-radius:9px;color:var(--text);padding:8px 11px;outline:none}.menu-toggle{display:none;background:none;color:white;border:0;font-size:25px}
.hero{max-width:var(--max);margin:auto;padding:82px 24px 28px;position:relative}.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;gap:40px;align-items:center;min-height:450px}.eyebrow{font-size:10px;letter-spacing:2px;font-weight:700;color:var(--green);margin-bottom:15px}.live-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--green);margin-right:8px;box-shadow:0 0 12px #48e0b0}.hero h1{font-family:Manrope,sans-serif;font-size:clamp(38px,5vw,63px);line-height:1.12;letter-spacing:-2.8px;margin:0 0 23px;font-weight:800}.gradient-text{background:linear-gradient(90deg,#48e0b0,#a994ff);-webkit-background-clip:text;background-clip:text;color:transparent}.hero-subtitle{font-size:16px;color:#a9b8cb;max-width:490px;line-height:1.8;margin:0 0 29px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;gap:15px;border:1px solid transparent;border-radius:10px;padding:12px 18px;font-weight:700;font-size:13px;cursor:pointer;transition:transform .2s,background .2s}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--green);color:#071b1b}.btn-secondary{border-color:#35465d;color:#e7edf5;background:transparent}.hero-proof{display:flex;align-items:center;gap:13px;margin-top:30px;font-size:11px;color:#8fa2ba}.avatar-stack{display:flex}.avatar-stack span{width:26px;height:26px;display:grid;place-items:center;border-radius:50%;border:2px solid var(--bg);margin-left:-5px;background:#1e4a51;color:var(--green);font-weight:800}.avatar-stack span:first-child{margin-left:0;background:#3d315e;color:#c2b6ff}.avatar-stack span:last-child{background:#56442e;color:#ffd29c}
.hero-visual{position:relative;padding:25px 10px}.hero-visual:before{content:"";position:absolute;inset:15% 5%;background:#286d69;filter:blur(100px);opacity:.15}.chart-card{position:relative;background:linear-gradient(145deg,#142238,#0e192a);border:1px solid #293b51;border-radius:19px;padding:25px 25px 17px;box-shadow:0 30px 70px #03081166}.chart-top{display:flex;justify-content:space-between;align-items:center}.muted-label{font-size:9px;color:#8195ad;letter-spacing:1.5px;font-weight:700}.chart-top h3,.chart-lab-head h3{font-size:15px;margin:7px 0;font-family:Manrope,sans-serif}.pill{font-size:8px;letter-spacing:1px;border:1px solid #3c5369;border-radius:5px;padding:3px 6px;color:#a9bbce;vertical-align:middle;margin-left:7px}.chart-change{font-size:12px;color:var(--green);font-weight:700}.chart-price{font-family:Manrope,sans-serif;font-size:27px;font-weight:800;margin-top:17px}.chart-price span{font-size:12px;color:var(--green);margin-left:8px}.hero-chart{width:100%;height:auto;margin-top:16px;overflow:visible}.grid-lines path{stroke:#293a50;stroke-width:1;stroke-dasharray:4 5}.chart-fill{fill:url(#fillChart)}.chart-line{fill:none;stroke:#48e0b0;stroke-width:3;stroke-linecap:round;stroke-linejoin:round}.chart-point{fill:#48e0b0;stroke:#102a32;stroke-width:4}.chart-labels{display:flex;justify-content:space-between;color:#7388a1;font-size:9px}.demo-note{font-size:10px;color:#758aa3;margin:15px 0 0}.floating-note{position:absolute;display:flex;align-items:center;gap:10px;padding:12px 15px;background:#17263a;border:1px solid #34465d;border-radius:12px;box-shadow:0 12px 30px #0004}.floating-note strong,.floating-note small{display:block}.floating-note strong{font-size:11px}.floating-note small{font-size:9px;color:#91a4ba}.note-one{top:5px;right:-7px}.note-two{bottom:4px;left:-12px}.note-icon{width:31px;height:31px;border-radius:9px;display:grid;place-items:center;font-size:18px}.green{color:var(--green);background:#1c4747}.purple{color:var(--purple);background:#342e53}.hero-bottom{display:flex;justify-content:space-between;border-top:1px solid #243248;margin-top:55px;padding-top:22px;gap:20px}.hero-bottom>span{font-size:11px;color:#91a3b8}.hero-bottom b{color:var(--green);margin-right:8px}
.ad-wrap{max-width:var(--max);margin:25px auto 0;padding:0 24px}.ad-label{text-align:center;color:#667a92;font-size:8px;letter-spacing:1.8px;margin-bottom:7px}.ad-placeholder{min-height:86px;border:1px dashed #34445a;border-radius:10px;display:flex;align-items:center;justify-content:center;gap:12px;color:#73879f;font-size:11px;background:#0e1726}.ad-symbol{font-size:22px;color:#5d7088}
.section{max-width:var(--max);margin:auto;padding:88px 24px 20px}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:28px}.section-heading h2{font-family:Manrope,sans-serif;font-size:clamp(27px,3vw,37px);line-height:1.2;letter-spacing:-1.3px;margin:0 0 10px}.section-heading p{margin:0;color:#9aacc1;font-size:13px}.search-box{display:flex;align-items:center;gap:8px;border:1px solid #2d3e55;background:#101b2c;border-radius:10px;padding:0 12px;min-width:230px;color:#8196af}.search-box input{width:100%;background:transparent;border:0;outline:0;color:white;padding:11px 0;font-size:12px}.level-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.level-tab{border:1px solid #2c3d53;color:#a5b5c8;background:transparent;border-radius:8px;padding:8px 13px;font-size:11px;cursor:pointer}.level-tab.active{background:#193c3b;border-color:#2e796b;color:#7df1c7}.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.course-card{background:linear-gradient(145deg,#121e30,#101a2a);border:1px solid #26384e;border-radius:14px;padding:21px;display:flex;flex-direction:column;min-height:220px;transition:transform .2s,border .2s}.course-card:hover{transform:translateY(-3px);border-color:#4d776f}.course-card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:17px}.course-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-size:21px;background:#183b3b;color:var(--green)}.course-card:nth-child(3n+2) .course-icon{background:#302b4e;color:var(--purple)}.course-card:nth-child(3n) .course-icon{background:#46372a;color:var(--orange)}.level-badge{font-size:9px;color:#9eb0c5;border:1px solid #304158;border-radius:5px;padding:4px 7px}.course-card h3{font-size:15px;margin:0 0 7px;font-family:Manrope,sans-serif}.course-card p{font-size:11px;color:#91a4bb;line-height:1.7;margin:0 0 18px}.course-footer{margin-top:auto;display:flex;justify-content:space-between;align-items:center;font-size:10px;color:#7f94ad}.course-link{color:var(--green);font-weight:700}.no-results{color:#aab8c9;padding:20px}
.chart-section{max-width:none;background:#0d1625;padding-left:max(24px,calc((100% - var(--max))/2 + 24px));padding-right:max(24px,calc((100% - var(--max))/2 + 24px));margin-top:70px;padding-top:70px;padding-bottom:75px}.chart-section .section-heading{max-width:var(--max);margin-left:auto;margin-right:auto}.pill-outline{border-color:#395a5b;color:#77dabc}.chart-lab{max-width:var(--max);margin:auto;background:#111d2e;border:1px solid #2b3d54;border-radius:16px;padding:25px}.chart-lab-head{display:flex;justify-content:space-between;align-items:center;gap:20px}.chart-controls{display:flex;align-items:center;gap:18px}.chart-controls label{font-size:10px;color:#93a7be;display:flex;align-items:center;gap:8px}.check-control input{accent-color:var(--green)}.chart-stats{display:flex;gap:50px;padding:20px 0;border-bottom:1px solid #26384e;margin-bottom:10px}.chart-stats div small,.calc-result small{display:block;font-size:10px;color:#8fa2b8;margin-bottom:4px}.chart-stats strong{font-family:Manrope,sans-serif;font-size:17px}.positive{color:var(--green)!important}.negative{color:#ff8e98!important}.interactive-chart svg{width:100%;height:auto;display:block;min-height:170px}.chart-legend{display:flex;gap:20px;flex-wrap:wrap;color:#9aadc2;font-size:10px}.chart-legend span{display:inline-flex;align-items:center;gap:7px}.legend-line{display:inline-block;width:20px;height:3px;border-radius:3px}.price-line{background:var(--green)}.ma-line{background:var(--purple)}
.calculator-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.calculator-card{background:linear-gradient(145deg,#121f32,#101a2a);border:1px solid #293a51;border-radius:15px;padding:24px}.calc-title{display:flex;gap:13px;align-items:center;margin-bottom:22px}.calc-icon{display:grid;place-items:center;width:42px;height:42px;border-radius:12px;background:#19403e;color:var(--green);font-size:20px}.purple-bg{background:#342e53;color:var(--purple)}.calc-title h3{font-family:Manrope,sans-serif;font-size:16px;margin:0}.calc-title p{font-size:10px;color:#8fa2b8;margin:3px 0 0}.field-row{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:13px 0}.field-row label{font-size:11px;color:#a7b7ca}.field-row input{width:130px;background:#0c1625;border:1px solid #304158;border-radius:7px;padding:8px 10px;color:#fff;text-align:right;outline-color:#48e0b0;font-size:12px}.full-btn{width:100%;margin-top:8px}.calc-result{border-top:1px solid #293a50;margin-top:20px;padding-top:17px}.calc-result strong{font-family:Manrope,sans-serif;font-size:27px;color:var(--green)}.result-detail{font-size:10px;color:#9aadc2;margin-top:4px}.fine-print{font-size:9px;color:#71869e;line-height:1.7;margin:14px 0 0}
.roadmap-section{padding-top:90px}.roadmap{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.roadmap-item{display:flex;gap:15px;padding:21px;border-top:1px solid #2b3d53;background:linear-gradient(180deg,#121e30,transparent);border-radius:0 0 12px 12px}.roadmap-number{font-family:Manrope,sans-serif;font-size:22px;font-weight:800;color:#4fe1b3}.roadmap-item h3{font-size:13px;margin:2px 0 8px}.roadmap-item p{font-size:11px;color:#91a5bc;line-height:1.8;margin:0}
.glossary-section{padding-top:90px}.glossary-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.glossary-item{border:1px solid #283950;background:#111c2c;border-radius:10px;padding:15px}.glossary-item strong{display:block;font-size:12px;color:#eaf0f8;margin-bottom:5px}.glossary-item p{font-size:10px;line-height:1.7;color:#8fa2b8;margin:0}
.about-section{padding-top:90px}.about-panel{border:1px solid #2a3d53;border-radius:17px;padding:35px;background:radial-gradient(ellipse at 90% 20%,#1b4240 0,transparent 40%),#111d2e;display:flex;justify-content:space-between;align-items:center;gap:35px}.about-panel h2{font-family:Manrope,sans-serif;font-size:32px;letter-spacing:-1px;margin:0 0 12px}.about-panel p{max-width:660px;color:#9caec2;font-size:12px;line-height:1.9;margin:0}.about-badge{min-width:170px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:5px}.about-badge span{font-size:30px;color:var(--green)}.about-badge strong{font-size:12px}.about-badge small{font-size:10px;color:#8fa3b8}.disclaimer{margin:18px 0;padding:20px;border:1px solid #4b3c2d;background:#201c1a;border-radius:10px}.disclaimer strong{font-size:11px;color:#ffca8d}.disclaimer p{font-size:10px;color:#b7a99b;line-height:1.8;margin:7px 0 0}
.site-footer{max-width:var(--max);margin:70px auto 0;padding:25px 24px 35px;border-top:1px solid #26364b;display:flex;align-items:center;gap:20px;flex-wrap:wrap}.footer-brand{font-size:15px}.footer-brand .brand-mark{width:28px;height:28px;font-size:16px}.site-footer>p{font-size:10px;color:#8da0b7}.footer-links{display:flex;gap:18px;margin-left:auto}.footer-links a,.site-footer>small{font-size:10px;color:#8296ad}.site-footer>small{width:100%;padding-top:8px}
@media(max-width:900px){.site-header{gap:16px}.main-nav{gap:15px}.hero-grid{gap:20px}.hero h1{font-size:48px}.floating-note{transform:scale(.9)}.course-grid{grid-template-columns:repeat(2,1fr)}.glossary-grid{grid-template-columns:repeat(2,1fr)}.chart-controls{gap:10px}.roadmap{gap:10px}}
@media(max-width:680px){.site-header{height:66px;padding:0 17px;gap:12px}.brand{font-size:18px}.menu-toggle{display:block;margin-left:auto;order:2}.language-picker{order:3}.main-nav{display:none;position:absolute;left:0;right:0;top:65px;background:#101a2a;border-bottom:1px solid #2b3d53;padding:17px 22px;flex-direction:column;align-items:flex-start;gap:16px}.main-nav.open{display:flex}.hero{padding:53px 18px 20px}.hero-grid{grid-template-columns:1fr;gap:26px}.hero h1{font-size:43px;letter-spacing:-1.9px}.hero-subtitle{font-size:14px}.hero-visual{padding:16px 4px 22px}.chart-card{padding:20px 17px 15px}.note-one{right:-2px;top:-8px}.note-two{left:-5px;bottom:2px}.floating-note{padding:9px 11px}.hero-bottom{margin-top:30px;display:grid;grid-template-columns:1fr;gap:10px}.ad-wrap{padding:0 18px;margin-top:30px}.section{padding:65px 18px 10px}.section-heading{align-items:flex-start;flex-direction:column}.section-heading h2{font-size:29px}.search-box{width:100%;min-width:0}.course-grid{grid-template-columns:1fr}.course-card{min-height:190px}.chart-section{padding:55px 18px;margin-top:50px}.chart-lab{padding:17px 12px}.chart-lab-head{align-items:flex-start;flex-direction:column}.chart-controls{width:100%;justify-content:space-between;flex-wrap:wrap}.chart-controls label{flex-wrap:wrap}.chart-stats{gap:18px;justify-content:space-between}.chart-stats strong{font-size:14px}.chart-stats div small{font-size:9px}.interactive-chart svg{min-height:120px}.calculator-grid{grid-template-columns:1fr}.calculator-card{padding:19px}.field-row label{font-size:10px}.field-row input{width:115px}.roadmap{grid-template-columns:1fr}.glossary-grid{grid-template-columns:1fr 1fr}.about-panel{padding:24px;flex-direction:column;align-items:flex-start}.about-panel h2{font-size:27px}.about-badge{align-items:flex-start;text-align:left}.site-footer{margin-top:50px;padding:25px 18px;gap:10px}.site-footer>p{width:100%;margin:0}.footer-links{margin-left:0;flex-wrap:wrap}.site-footer>small{padding-top:10px}}
.ad-live{border:0;background:none;min-height:0;display:block}.lesson-wrap{max-width:820px;margin:auto;padding:44px 24px 20px}.crumbs{font-size:12px;color:#8fa2b8;margin-bottom:18px}.crumbs a{color:var(--green)}.crumbs span{margin:0 4px}.lesson-head .eyebrow{margin-bottom:10px}.lesson-title{font-family:Manrope,sans-serif;font-size:clamp(30px,4vw,44px);letter-spacing:-1.3px;line-height:1.15;margin:0 0 14px}.lesson-summary{font-size:16px;color:#a9b8cb;line-height:1.7;margin:0}.lesson-meta{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0 8px}.lesson-section{border-top:1px solid #26384e;padding:26px 0}.lesson-section h2{font-family:Manrope,sans-serif;font-size:22px;margin:0 0 12px}.lesson-section p{color:#b5c3d4;line-height:1.85;font-size:15px;margin:0 0 12px}.lesson-section ul{color:#b5c3d4;line-height:1.8;padding-left:20px;margin:0}.lesson-section li{margin-bottom:6px}.lesson-disclaimer{margin-top:20px;padding:14px 16px;border:1px solid #4b3c2d;background:#201c1a;border-radius:10px;color:#b7a99b;line-height:1.7}.lesson-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:30px}.lesson-nav a{border:1px solid #26384e;border-radius:12px;padding:16px;background:#111b2d;font-size:14px;font-weight:600;transition:border .2s}.lesson-nav a:hover{border-color:#4d776f}.lesson-nav a small{display:block;color:#8fa2b8;font-size:11px;font-weight:400;margin-bottom:4px}.lesson-nav .next{text-align:right}.lesson-block{border-top:1px solid #26384e;padding:26px 0}.lesson-block h2{font-family:Manrope,sans-serif;font-size:22px;margin:0 0 14px}.lesson-block ul{color:#b5c3d4;line-height:1.8;padding-left:20px;margin:0}.lesson-block li{margin-bottom:6px}.case-card{border:1px solid #26384e;border-left:3px solid #48e0b0;border-radius:12px;padding:16px 18px;background:#111b2d;margin-bottom:12px}.case-card.scenario{border-left-color:#a994ff}.case-card h3{font-size:15px;margin:0 0 6px;font-family:Manrope,sans-serif}.case-card p{margin:0;color:#b5c3d4;line-height:1.8;font-size:14px}.practice{border:1px solid #26384e;border-radius:10px;padding:12px 16px;margin-bottom:10px;background:#0f1828}.practice summary{cursor:pointer;font-weight:600;font-size:14px;color:#e7edf5}.practice p{color:#b5c3d4;font-size:14px;line-height:1.7;margin:10px 0 2px}.chart-fig{margin:0 0 24px}.chart-fig img{display:block;width:100%;height:auto;border-radius:12px;border:1px solid #26384e}.chart-fig figcaption{font-size:13px;color:#9aadc2;line-height:1.7;margin-top:8px}.pattern-page{max-width:1080px}.pattern-filters{display:flex;gap:8px;flex-wrap:wrap;margin:26px 0 22px}.pattern-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.pattern-card{border:1px solid #26384e;border-radius:14px;padding:16px;background:#111b2d;display:flex;flex-direction:column}.pattern-img{margin:0}.pattern-img img{display:block;width:100%;height:auto;border-radius:10px;border:1px solid #26384e}.pattern-head{display:flex;justify-content:space-between;align-items:flex-start;gap:8px;margin:14px 0 6px;flex-wrap:wrap}.pattern-head h2{font-family:Manrope,sans-serif;font-size:18px;margin:0}.pattern-tags{display:flex;gap:6px;flex-wrap:wrap}.bias-badge{font-size:11px;border-radius:5px;padding:4px 7px;border:1px solid}.bias-bullish{color:#48e0b0;border-color:#2e796b}.bias-bearish{color:#ff8e98;border-color:#7a3d44}.bias-neutral{color:#ffd27a;border-color:#7a6230}.pattern-info{margin:0}.pattern-info dt{font-size:11px;letter-spacing:.8px;text-transform:uppercase;color:#8fa2b8;margin-top:10px}.pattern-info dd{margin:3px 0 0;color:#b5c3d4;font-size:14px;line-height:1.7}.chart-more{margin:-6px 0 26px;font-size:14px}.chart-more a{color:var(--green);font-weight:700}
@media(max-width:900px){.pattern-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.pattern-grid{grid-template-columns:1fr}}
.rules-box{border:1px solid #4b3c2d;background:#201c1a;border-radius:12px;padding:18px 20px;margin:0 0 6px}.rules-box h2{font-family:Manrope,sans-serif;font-size:17px;margin:0 0 10px;color:#ffca8d}.rules-box ul{margin:0;padding-left:20px;color:#d3c6b6;line-height:1.8;font-size:14px}.res-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.res-card{border:1px solid #26384e;border-radius:14px;padding:18px;background:#111b2d}.res-card h2,.res-card h3{font-family:Manrope,sans-serif;font-size:17px;margin:0 0 6px}.res-kind,.res-author{color:#8fa2b8;font-size:13px;margin:0 0 10px}.res-card p{color:#b5c3d4;font-size:14px;line-height:1.7;margin:0}.res-h2{font-family:Manrope,sans-serif;font-size:24px;margin:52px 0 6px}.res-intro{color:#9caec4;margin:0 0 18px}.calc-grid{grid-template-columns:repeat(2,1fr)}.calc-field{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:10px 0;font-size:13px;color:#a7b7ca}.calc-field input{width:150px;background:#0c1625;border:1px solid #304158;border-radius:7px;padding:8px 10px;color:#fff;text-align:right}.calc-out{border-top:1px solid #293a50;margin-top:14px;padding-top:12px}.calc-out small{display:block;color:#8fa2b8;font-size:12px}.calc-out strong{font-family:Manrope,sans-serif;font-size:22px;color:var(--green)}.calc-out p{font-size:12px!important;color:#9aadc2!important;margin:6px 0 0!important;line-height:1.6}.gl-controls{display:grid;gap:12px;margin-bottom:12px}.gl-count{color:#8fa2b8;font-size:13px;margin:0 0 12px}.gl-list{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.gl-item{border:1px solid #26384e;border-radius:12px;padding:16px;background:#111b2d}.gl-head{display:flex;justify-content:space-between;gap:8px;align-items:flex-start}.gl-head h2{font-family:Manrope,sans-serif;font-size:16px;margin:0}.gl-item p{color:#b5c3d4;font-size:14px;line-height:1.7;margin:8px 0 0}.gl-alt{color:#6f849b!important;font-size:12px!important}.quiz-wrap{max-width:760px}.quiz-card{border:1px solid #26384e;border-radius:16px;padding:22px;background:#111b2d}.quiz-meta{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.quiz-q{font-family:Manrope,sans-serif;font-size:20px;margin:0 0 16px;line-height:1.35}.quiz-options{display:grid;gap:10px;margin-bottom:14px}.quiz-opt{text-align:left;border:1px solid #304158;background:#0f1828;color:#e7edf5;border-radius:10px;padding:12px 14px;cursor:pointer;font-size:15px}.quiz-opt:hover:not([disabled]){border-color:#2e796b}.quiz-opt.correct{border-color:#48e0b0;background:#11332b}.quiz-opt.wrong{border-color:#ff8e98;background:#3a1a20}.quiz-opt[disabled]{cursor:default}.quiz-feedback{border-radius:10px;padding:12px 14px;margin-bottom:14px;font-size:14px;line-height:1.7}.quiz-feedback.good{background:#11332b;color:#bff5e3}.quiz-feedback.bad{background:#3a1a20;color:#ffd0d4}.quiz-score{text-align:center;padding:20px 0}.quiz-score strong{display:block;font-family:Manrope,sans-serif;font-size:44px;color:var(--green);margin:6px 0}.quiz-score p{color:#b5c3d4}.res-more{margin:14px 0 0;font-size:14px}.res-more a{color:var(--green);font-weight:700}
@media(max-width:900px){.res-grid{grid-template-columns:repeat(2,1fr)}.gl-list{grid-template-columns:1fr}}
.course-card{position:relative;cursor:pointer;transition:border-color .2s}.course-card:hover{border-color:#4d776f}.course-title-link{color:inherit;text-decoration:none}.course-title-link::after{content:"";position:absolute;inset:0;border-radius:inherit}.course-card .course-link{position:relative;z-index:1}.course-title-link:focus-visible{outline:2px solid var(--green);outline-offset:4px;border-radius:4px}
@media(max-width:680px){.res-grid{grid-template-columns:1fr}.calc-grid{grid-template-columns:1fr}.calc-field input{width:120px}}
.tool-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.tool-grid .pattern-card{margin:0}.term-list{margin:0;display:grid;grid-template-columns:1fr;gap:0}.term-list dt{font-weight:700;color:#e7edf5;font-size:15px;margin-top:14px}.term-list dd{margin:4px 0 0;color:#b5c3d4;font-size:14px;line-height:1.7}.inline-calc{margin:0}.lesson-section ul{margin:0 0 6px}.lesson-block .practice{margin-bottom:10px}@media(max-width:680px){.tool-grid{grid-template-columns:1fr}}
.lesson-layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:32px;max-width:1400px;margin:0;padding:0 24px 0 max(24px,calc((100% - var(--max))/2 - 24px))}.lesson-layout>.lesson-wrap{max-width:none;margin:0;padding:44px 0 20px;min-width:0}.lesson-sidebar{position:sticky;top:90px;align-self:start;padding:44px 0 20px}.side-box{border:1px solid #26384e;border-radius:12px;background:#111b2d;padding:12px 14px;margin-bottom:14px}.side-box summary{cursor:pointer;font-weight:700;font-size:13px;color:#e7edf5;list-style-position:inside}.module-nav,.toc-nav{display:flex;flex-direction:column;gap:2px;margin-top:10px}.module-nav a,.toc-nav a{display:block;padding:7px 9px;border-radius:8px;font-size:13px;color:#b5c3d4;line-height:1.4}.module-nav a:hover,.toc-nav a:hover{background:#142238;color:#e7edf5}.module-nav a.active{background:#193c3b;color:#7df1c7;font-weight:700}.toc-nav a{font-size:12px;padding-left:12px;color:#9aadc2}.lesson-section,.lesson-block{scroll-margin-top:90px}
.side-main{padding:0}.side-main>summary{padding:12px 14px;display:flex;flex-direction:column;gap:2px}.side-kicker{font-size:10px;letter-spacing:1.5px;text-transform:uppercase;color:#7df1c7;font-weight:700}.side-module{font-size:14px;font-weight:700;color:#e7edf5;line-height:1.35}.side-main[open]>summary{border-bottom:1px solid #26384e}.side-main>.side-progress,.side-main>.toc-nav{margin-left:14px;margin-right:14px}.side-main>.side-progress{margin-top:10px;height:4px;background:#1c2b42;border-radius:4px;overflow:hidden}.side-progress span{display:block;height:100%;width:0;background:#48e0b0;transition:width .15s linear}.side-main>.toc-nav{max-height:calc(100vh - 260px);overflow:auto;padding-bottom:12px;margin-top:8px}.toc-nav a{border-left:3px solid transparent;border-radius:0 8px 8px 0;margin-left:0}.toc-nav a.active{background:#193c3b;color:#7df1c7;border-left-color:#48e0b0;font-weight:700}.toc-nav a{overflow-wrap:anywhere}.side-modules{padding:10px 12px}.side-modules>summary{padding:4px 2px}.side-modules .module-nav{max-height:52vh;overflow:auto}
.side-box summary::-webkit-details-marker{color:#7df1c7}
@media(max-width:900px){.lesson-layout{grid-template-columns:minmax(0,1fr);padding:0 18px}.lesson-layout .side-main>.toc-nav{max-height:none}.site-header{max-width:100vw;overflow:hidden}.site-header .language-picker select{max-width:120px}.lesson-sidebar{position:static;max-height:none;padding:18px 0 0}.lesson-layout>.lesson-wrap{padding-top:24px}.side-main>.toc-nav{max-height:50vh}}
/* Left panel styled like a course index: banner, divided list, current item marked with dot, highlight and arrow. */
.lesson-sidebar{width:100%}
.side-main{padding:0;overflow:hidden;border-radius:12px;background:#0f1a2b}
.side-main>summary{background:linear-gradient(135deg,#1b4846 0%,#0e1726 75%);padding:18px 16px;border-bottom:1px solid #26384e}
.side-module{font-size:17px;font-weight:800;line-height:1.3;margin-top:4px}
.side-main>.side-progress{margin:0;height:3px;border-radius:0;background:#1c2b42}
.side-main>.toc-nav{margin:0;padding:4px 0 6px;display:flex;flex-direction:column;gap:0;max-height:calc(100vh - 250px);overflow-y:auto;scrollbar-width:thin}
.toc-nav a{display:flex;align-items:center;gap:10px;padding:11px 16px;border-bottom:1px solid #1d2c42;border-left:3px solid transparent;border-radius:0;font-size:14px;line-height:1.35;color:#b5c3d4;margin:0}
.toc-nav a:last-child{border-bottom:0}
.toc-nav a::before{content:"";width:6px;height:6px;border-radius:50%;background:#5d7088;flex:none}
.toc-nav a:hover{background:#142238;color:#e7edf5}
.toc-nav a.active{background:#11302f;color:#7df1c7;font-weight:700;border-left-color:#48e0b0}
.toc-nav a.active::before{background:#48e0b0;box-shadow:0 0 8px #48e0b0}
.toc-nav a.active::after{content:"→";margin-left:auto;color:#48e0b0;font-weight:700}
.side-modules{border-radius:12px;background:#0f1a2b;padding:10px 12px}
@media(max-width:900px){.side-main>.toc-nav{max-height:50vh}}
.lesson-ad{margin:36px 0 0;padding:0}.topic-list{margin-top:50px}.topic-list h2{font-family:Manrope,sans-serif;font-size:22px;margin:0 0 16px}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.topic-chip{display:flex;flex-direction:column;gap:4px;border:1px solid #26384e;border-radius:12px;padding:14px;background:#111b2d;transition:border .2s}.topic-chip:hover,.topic-chip-active{border-color:#2e796b}.topic-chip strong{font-size:13px}.topic-chip small{font-size:11px;color:#8fa2b8}
@media(max-width:900px){.topic-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.lesson-wrap{padding:30px 18px 10px}.lesson-section h2{font-size:20px}.lesson-nav{grid-template-columns:1fr}.lesson-nav .next{text-align:left}.topic-grid{grid-template-columns:1fr}.lesson-ad{margin-top:28px}}
@media(max-width:380px){.hero h1{font-size:36px}.glossary-grid{grid-template-columns:1fr}.chart-stats{gap:8px}.chart-stats strong{font-size:12px}.field-row{align-items:flex-start;flex-direction:column}.field-row input{width:100%;text-align:left}}