@font-face{font-family:"Plus Jakarta Sans";src:url("/assets/89b3fb38aa0d.ttf") format("truetype");font-weight:200 800;font-style:normal;font-display:swap}
@font-face{font-family:"Be Vietnam Pro";src:url("/assets/cd1ef6e9d7db.ttf") format("truetype");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Be Vietnam Pro";src:url("/assets/b60832bfa0fc.ttf") format("truetype");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:"Be Vietnam Pro";src:url("/assets/bd8e27eb0272.ttf") format("truetype");font-weight:600 800;font-style:normal;font-display:swap}
@font-face{font-family:"JetBrains Mono";src:url("/assets/48715a42ec24.ttf") format("truetype");font-weight:100 800;font-style:normal;font-display:swap}

:root{--blue:#3D65D9;--pink:#FF86D2;--navy:#263C63;--paper:#FAFBFE;--blue-light:#EEF3FD;--pink-light:#FFF0F8;--muted:#526584;--line:#D6DFEF;--display:"Plus Jakarta Sans",sans-serif;--body:"Be Vietnam Pro",sans-serif;--mono:"JetBrains Mono",monospace}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:110px}
body{margin:0;min-width:1100px;background:var(--paper);color:var(--navy);font:400 16px/1.8 var(--body);font-synthesis:none}
h1,h2,h3,h4,p,figure{margin:0}
h1,h2,h3{font-family:var(--display);font-weight:800;letter-spacing:-.04em}
h2{font-size:46px;line-height:1.3;text-wrap:balance}
h3{font-size:28px;line-height:1.35}
h4{font:600 16px/1.7 var(--body)}
p{text-wrap:pretty}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer;border:0}
svg{display:block;flex:none}
img{display:block;max-width:100%;width:100%;height:auto;object-fit:cover}
button,a,summary{ -webkit-tap-highlight-color:transparent}
button:focus-visible,a:focus-visible,summary:focus-visible,[tabindex]:focus-visible{outline:3px solid var(--pink);outline-offset:5px}
[hidden]{display:none!important}
.icon-library{position:absolute;width:0;height:0;overflow:hidden}
.container{width:calc(100% - 112px);max-width:1320px;margin-inline:auto}
.section{padding-block:96px}
.eyebrow{font:600 12px/1.6 var(--body);letter-spacing:.065em;text-transform:uppercase}
.blue-text{color:var(--blue)}
.nowrap{white-space:nowrap}
.section-heading{display:grid;grid-template-columns:1.2fr 1fr;align-items:end;gap:90px;margin-bottom:44px}
.section-heading h2{margin-top:16px}
.section-heading>p{color:var(--muted);max-width:480px;font-size:16px;padding-bottom:5px}
.button{display:inline-flex;align-items:center;justify-content:center;gap:24px;min-height:56px;padding:14px 23px;border:1px solid transparent;border-radius:12px;font-weight:600;font-size:14px;line-height:1.6;transition:transform .18s,background .18s,box-shadow .18s}
.button:hover{transform:translateY(-2px)}
.button>svg,.text-link>svg{width:20px;height:20px}
.button-blue{background:var(--blue);color:var(--paper)}
.button-blue:hover{background:var(--navy)}
.button-pink{background:var(--pink);color:var(--navy)}
.button-pink:hover{background:var(--paper);box-shadow:0 5px 0 #263c6320}
.button-outline{background:transparent;border-color:var(--navy);color:var(--navy)}
.button-outline:hover{background:var(--navy);color:var(--paper)}
.text-link{display:inline-flex;align-items:center;gap:12px;min-height:44px;font-weight:600;font-size:13px;line-height:1.6;background:transparent;padding:0}
.text-link>svg{transition:transform .18s}
.text-link:hover>svg{transform:translateX(4px)}
.text-link:hover{text-decoration:underline;text-underline-offset:5px}
.light-link{color:var(--paper)}
.skip-link{position:fixed;z-index:90;left:12px;top:12px;padding:12px 20px;background:var(--navy);color:white;border-radius:8px;transform:translateY(-160%)}
.skip-link:focus{transform:none}
.wordmark{display:inline-flex;align-items:baseline;gap:2px;font:800 39px/1.1 var(--display);letter-spacing:-.07em}
.wordmark>span{color:var(--pink)}

/* Giữ cùng ngôn ngữ điều hướng với homepage Zenius. */
.site-header{position:sticky;top:0;z-index:50;background:var(--paper);border-bottom:1px solid var(--line)}
.header-inner{display:flex;gap:22px;align-items:center;min-height:88px}
.header-divider{width:1px;height:30px;background:var(--line)}
.header-edition{font:600 10px/1.55 var(--body);letter-spacing:.005em}
.main-navigation{display:flex;gap:28px;align-items:center;margin-left:auto;font-size:13px;font-weight:500}
.main-navigation>a{position:relative;display:flex;align-items:center;min-height:44px}
.main-navigation>a::after{content:"";position:absolute;left:0;right:0;bottom:3px;height:3px;background:var(--blue);border-radius:3px;transform:scaleX(0);transform-origin:left;transition:transform .18s}
.main-navigation>a:hover::after,.main-navigation>a[aria-current]::after{transform:scaleX(1)}
.header-cta{min-height:48px;margin-left:10px;font-size:12px;padding:12px 18px;gap:16px}

/* Hero — tên giải lớn, ảnh minh họa AI, đường nối mang nhận diện. */
.hero{background:var(--blue);color:var(--paper);overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.12fr 1fr;gap:38px;align-items:center;min-height:716px}
.hero-copy{position:relative;z-index:3;padding-block:54px 42px}
.hero-season{display:flex;align-items:center;gap:10px;font-size:11px;letter-spacing:.065em}
.season-dot{width:7px;height:7px;background:var(--pink);border-radius:50%}
.season-rule{width:26px;height:1px;background:#fafbfe6e;margin-inline:3px}
.hero h1{margin-top:27px;line-height:1.07;letter-spacing:-.055em;font-size:86px}
.hero h1>span{display:block;width:max-content}
.hero h1>.title-national{color:var(--pink)}
.hero h1>.title-championship{font-size:clamp(51px,4.65vw,67px);letter-spacing:-.055em;margin-top:8px;white-space:nowrap}
.title-period{color:var(--pink)}
.hero-tagline{font:800 24px/1.6 var(--display);letter-spacing:-.025em;margin:26px 0 12px}
.hero-description{font-size:16px;line-height:1.95;max-width:525px}
.hero-actions{display:flex;align-items:center;gap:26px;margin-top:27px}
.hero-deadline{display:flex;align-items:center;gap:12px;font-size:11px;margin-top:25px;color:#FAFBFE}
.hero-deadline>strong{font-weight:600;color:var(--paper)}
.hero-visual{position:relative;min-height:640px;align-self:stretch;isolation:isolate}
.hero-photo{position:absolute;left:8%;top:69px;width:81%;height:492px;border:6px solid var(--paper);border-radius:90px 24px 24px 24px;overflow:hidden;z-index:1;transform:rotate(2deg)}
.hero-photo>img{height:100%;object-position:50% 35%}
.hero-photo>figcaption{position:absolute;bottom:0;left:0;right:0;padding:11px 10px;background:var(--navy);color:var(--paper);text-align:center;font-size:9px;font-weight:500;line-height:1.6}
.hero-photo-back{position:absolute;left:13%;top:85px;width:81%;height:492px;background:var(--pink);border-radius:90px 24px 24px 24px;transform:rotate(2deg)}
.hero-connector{position:absolute;inset:0 -9% 0 -9%;width:118%;height:100%;z-index:-1}
.champion-stamp{position:absolute;left:-2%;bottom:36px;z-index:2;display:flex;align-items:center;gap:14px;background:var(--pink);color:var(--navy);padding:20px 27px;border:2px solid var(--navy);border-radius:18px;box-shadow:5px 5px 0 var(--navy);transform:rotate(-4deg)}
.champion-stamp>svg{width:48px;height:48px}
.champion-stamp span{display:block;font-size:11px;font-weight:500}
.champion-stamp strong{display:block;font:800 22px/1.5 var(--display);letter-spacing:-.025em}
.hero-code-tag{position:absolute;z-index:2;top:45px;right:2%;display:flex;align-items:center;gap:10px;background:var(--navy);color:var(--paper);border-radius:9px;padding:12px 17px;font:400 9px/1.7 var(--mono);transform:rotate(-5deg)}
.hero-code-tag>span{color:var(--pink);font-size:17px}
.hero-corner{position:absolute;bottom:83px;right:1%;color:var(--pink)}
.hero-corner>svg{width:68px;height:68px}
.quick-facts{background:var(--navy);color:var(--paper)}
.facts-grid{display:grid;grid-template-columns:repeat(4,1fr);padding-block:28px}
.facts-grid>div{display:flex;flex-direction:column;gap:5px;border-left:1px solid #FAFBFE33;padding-left:34px}
.facts-grid>div:first-child{border:0;padding-left:0}
.facts-grid strong{font:800 23px/1.5 var(--display);letter-spacing:-.025em}
.facts-grid span{font-size:11px;color:#D6DFEF}

/* Đối tượng tham gia theo thể lệ. */
.eligibility-row{display:grid;grid-template-columns:1.7fr 1fr 1.15fr 1.15fr;align-items:center;gap:24px;margin-top:45px;padding:28px 30px;background:var(--blue-light);border-radius:20px}
.eligibility-invitation{display:flex;gap:18px;align-items:center}
.eligibility-invitation>svg{width:45px;height:45px;color:var(--blue)}
.eligibility-invitation strong{display:block;font:800 18px/1.6 var(--display);letter-spacing:-.02em}
.eligibility-invitation span{display:block;font-size:11px;color:var(--muted);margin-top:4px;line-height:1.8}
.school-level{border-left:1px solid var(--line);padding-left:24px;display:flex;flex-direction:column;gap:6px}
.school-level>span{font-size:11px;color:var(--muted)}
.school-level>strong{font:800 23px/1.5 var(--display);letter-spacing:-.025em}

/* Bảng thi — chữ và đồ họa dùng cùng palette, tránh cửa sổ lặp lại. */
.tracks-section{background:var(--blue-light)}
.tracks-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.track-card{padding:26px 30px 17px;border-radius:24px;overflow:hidden;min-width:0}
.track-a{background:var(--blue);color:var(--paper)}
.track-b{background:var(--pink);color:var(--navy)}
.track-c{background:var(--navy);color:var(--paper)}
.track-d{background:var(--paper);border:1px solid var(--line)}
.track-card-top{display:flex;align-items:center;justify-content:space-between;gap:20px}
.track-label{font:800 16px/1.6 var(--display);letter-spacing:-.01em}
.track-mode{display:flex;align-items:center;gap:7px;font-size:10px;font-weight:500}
.track-mode>svg{width:17px;height:17px}
.track-card-main{display:grid;grid-template-columns:1fr 142px;gap:20px;align-items:center;margin:24px 0 29px;min-height:156px}
.track-card-main h3{font-size:28px;line-height:1.3;letter-spacing:-.035em;margin-bottom:14px}
.track-card-main p{font-size:14px;line-height:1.85;max-width:370px}
.track-card-bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;border-top:1px solid #FAFBFE55;padding-top:9px}
.track-card-bottom>span{font-size:11px;line-height:1.7}
.track-card-bottom .text-link{font-size:12px;gap:10px;white-space:nowrap}
.track-b .track-card-bottom,.track-d .track-card-bottom{border-color:#263C6333}
.coming-soon{display:flex;align-items:center;gap:7px;font-size:10px;color:var(--muted);border:1px solid var(--line);padding:3px 9px;border-radius:5px}
.coming-soon::before{content:"";width:5px;height:5px;background:var(--blue);border-radius:50%}
.tracks-note{font-size:11px;color:var(--muted);margin-top:20px}
.track-art{position:relative;width:142px;height:142px;flex:none}
.art-ai{display:flex;align-items:center;justify-content:center}
.ai-core{display:grid;place-items:center;position:relative;z-index:2;width:80px;height:80px;border:2px solid var(--navy);border-radius:20px;background:var(--pink);color:var(--navy);font:800 34px/1 var(--display);transform:rotate(-7deg);box-shadow:6px 6px 0 #263C6366}
.ai-input,.ai-output{position:absolute;width:24px;height:24px;background:var(--paper);border-radius:7px;border:2px solid var(--navy)}
.ai-input{left:0;top:4px}
.ai-output{right:0;bottom:4px;background:var(--navy);border-color:var(--pink)}
.art-ai>i{position:absolute;top:14px;left:13px;width:52px;height:70px;border:3px solid var(--pink);border-bottom:0;border-right:0;border-radius:16px 0 0 0}
.art-ai>b{position:absolute;bottom:14px;right:13px;width:58px;height:71px;border:3px solid var(--pink);border-top:0;border-left:0;border-radius:0 0 16px 0}
.art-video{display:flex;flex-direction:column;justify-content:center;gap:12px;transform:rotate(5deg)}
.video-screen{display:grid;place-items:center;width:135px;height:85px;border:2px solid var(--navy);background:var(--blue);border-radius:15px;box-shadow:5px 5px 0 #263C632B}
.video-screen>span{width:0;height:0;border-top:14px solid transparent;border-bottom:14px solid transparent;border-left:22px solid var(--pink);margin-left:5px}
.video-timeline{display:flex;gap:5px;height:18px;width:135px}
.video-timeline>i{height:100%;border-radius:4px;flex:1;background:var(--navy)}
.video-timeline>i:nth-child(2){background:var(--blue);flex:1.6}
.video-timeline>i:nth-child(4){background:var(--paper)}
.art-code{background:var(--blue-light);border:2px solid var(--blue);width:139px;height:119px;border-radius:15px;box-shadow:5px 5px 0 #FF86D260;transform:rotate(-4deg);color:var(--blue)}
.code-bar{display:flex;gap:5px;padding:12px;border-bottom:1px solid var(--line)}
.code-bar>i{width:5px;height:5px;border-radius:50%;background:var(--blue)}
.art-code>span{display:block;font:800 34px/1.5 var(--mono);text-align:center;padding-top:9px;letter-spacing:-.1em}
.code-marks{display:flex;gap:7px;justify-content:center}
.code-marks>i{height:4px;width:35px;background:var(--pink);border-radius:3px}
.code-marks>i:last-child{width:20px;background:var(--blue)}
.art-next{display:grid;place-items:center;width:126px;height:126px;border:2px dashed var(--line);border-radius:30px;transform:rotate(5deg)}
.art-next>svg{width:65px;height:65px;color:var(--blue)}
.track-detail{margin-top:38px;border:1px solid var(--line);background:var(--paper);border-radius:24px;overflow:hidden;scroll-margin-top:120px}
.track-tabs{display:grid;grid-template-columns:repeat(4,1fr);border-bottom:1px solid var(--line);background:#E7EDF9;padding:9px;gap:5px}
.track-tabs>button{display:flex;flex-direction:column;gap:1px;text-align:left;padding:13px 18px;background:transparent;border-radius:13px;transition:background .18s,color .18s;font:800 17px/1.6 var(--display)}
.track-tabs>button>span{font:400 10px/1.8 var(--body)}
.track-tabs>button[aria-selected="true"]{background:var(--navy);color:var(--paper)}
.track-tabs>button[aria-selected="true"]>span{color:var(--pink)}
.track-tabs>button:hover:not([aria-selected="true"]){background:var(--paper)}
/* Hành trình — đường nối có nhiệm vụ biểu đạt tiến trình thi. */
.journey-section{background:var(--navy);color:var(--paper)}
.journey-section .eyebrow{color:var(--pink)}
.journey-section .section-heading h2>span{color:var(--pink)}
.journey-section .section-heading>p{color:#D6DFEF}
.journey-map{position:relative;display:grid;grid-template-columns:repeat(3,1fr);gap:48px;padding-top:10px}
.journey-line{position:absolute;left:0;right:0;top:0;width:100%;height:88px}
.journey-step{position:relative;z-index:1}
.step-marker{display:grid;place-items:center;width:66px;height:66px;border:2px solid var(--pink);background:var(--navy);color:var(--pink);border-radius:20px;margin-bottom:27px;font:500 21px/1 var(--mono);box-shadow:0 0 0 8px var(--navy)}
.marker-pink{background:var(--pink);color:var(--navy)}
.marker-pink>svg{width:39px;height:39px}
.journey-step>.eyebrow{font-size:9px;letter-spacing:.015em;color:#D6DFEF}
.journey-step>h3{font-size:30px;margin:10px 0 15px}
.journey-step>p:not(.eyebrow){font-size:14px;line-height:1.9;color:#D6DFEF;min-height:74px;max-width:340px}
.step-highlight{display:flex;flex-direction:column;gap:6px;margin:22px 0 25px;border-top:1px solid #D6DFEF44;padding-top:19px}
.step-highlight>strong{font:800 21px/1.5 var(--display);color:var(--pink);letter-spacing:-.025em}
.step-highlight>span{color:#D6DFEF;font-size:12px;line-height:1.85}
.journey-date{display:flex;flex-direction:column;gap:4px;font-size:10px;color:#D6DFEF}
.journey-date>strong{font-size:12px;font-weight:500;color:var(--paper)}
.journey-note{margin-top:39px;padding-top:23px;border-top:1px solid #D6DFEF44;font-size:10px;line-height:1.9;color:#D6DFEF;max-width:100%}

/* Vinh danh — phân biệt quyền lợi giải thưởng và vòng thi BoB. */
.recognition-section{background:var(--paper)}
.recognition-grid{display:grid;grid-template-columns:1.03fr 1fr;gap:110px;align-items:center}
.recognition-copy>h2{margin:20px 0 22px;font-size:48px}
.recognition-copy>p:not(.eyebrow){font-size:15px;line-height:1.95;color:var(--muted);max-width:480px}
.recognition-benefits{display:grid;gap:16px;margin-top:25px}
.recognition-benefits>p{display:flex;gap:12px;align-items:start;max-width:480px;font-size:13px;line-height:1.9}
.recognition-benefits svg{color:var(--blue);width:21px;height:21px;margin-top:2px}
.bob-card{position:relative;padding:31px 38px 33px;background:var(--blue);color:var(--paper);border-radius:30px 30px 80px 30px;box-shadow:10px 10px 0 var(--pink-light);border:1px solid var(--blue);overflow:hidden}
.bob-card-head{display:flex;justify-content:space-between;align-items:center;gap:20px}
.bob-card-head>.eyebrow{font-size:10px}
.bob-card-head>svg{width:44px;height:44px;color:var(--pink)}
.bob-card>h3{font-size:57px;line-height:1.09;letter-spacing:-.04em;margin:16px 0 19px}
.bob-card>h3>span{color:var(--pink)}
.bob-eligibility{font-size:12px;line-height:1.9}
.bob-format{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:26px;border-block:1px solid #FAFBFE55;padding-block:17px}
.bob-format>div{display:flex;flex-direction:column;gap:4px}
.bob-format strong{font:800 19px/1.5 var(--display);letter-spacing:-.02em}
.bob-format span{font-size:10px}
.score-heading{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:19px}
.score-heading>span{font-size:10px}
.score-heading>strong{font:500 15px/1.6 var(--mono);color:var(--paper)}
.score-bar{display:flex;height:40px;margin:10px 0 9px;gap:3px;border-radius:8px;overflow:hidden}
.score-bar>span{width:50%;display:flex;align-items:center;padding-left:15px;background:var(--pink);color:var(--navy);font:600 14px/1 var(--mono)}
.score-bar>span:last-child{background:var(--navy);color:var(--paper)}
.score-labels{display:grid;grid-template-columns:1fr 1fr;gap:20px;font-size:9px;line-height:1.8}
.school-recognition{display:flex;align-items:center;gap:22px;background:var(--pink-light);border:1px solid #FF86D266;border-radius:18px;padding:25px 30px;margin-top:48px}
.school-recognition>svg{width:36px;height:36px;color:var(--blue)}
.school-recognition>p{display:flex;flex-direction:column;gap:4px}
.school-recognition>p>strong{font:800 19px/1.6 var(--display);letter-spacing:-.02em}
.school-recognition span{font-size:11px;color:var(--muted)}

/* Thể lệ — hỏi đáp với details native. */
.rules-section{background:var(--blue-light)}
.rules-grid{display:grid;grid-template-columns:.8fr 1.6fr;gap:110px;align-items:start}
.rules-sidebar{position:sticky;top:125px}
.rules-sidebar>h2{font-size:44px;margin:18px 0 20px}
.rules-sidebar>p:not(.eyebrow){font-size:14px;color:var(--muted);max-width:320px;line-height:1.9}
.rules-sidebar>.button{margin-top:26px;font-size:12px;min-height:52px}
.download-note{display:block;font-size:10px;color:var(--muted);margin-top:10px}
.rules-content{border-top:1px solid #263C6344}
.rules-content>details{border-bottom:1px solid #263C6344}
.rules-content summary{display:flex;align-items:center;justify-content:space-between;gap:32px;min-height:76px;cursor:pointer;list-style:none;font:600 15px/1.8 var(--body);padding:20px 0}
.rules-content summary::-webkit-details-marker{display:none}
.rules-content summary>svg{width:23px;height:23px;color:var(--blue);transition:transform .18s}
.rules-content details[open] summary>svg{transform:rotate(45deg)}
.rules-content summary:hover{color:var(--blue)}
.details-body{padding:0 30px 26px 0;color:var(--muted);font-size:14px;line-height:1.95}
.details-body>p+p{margin-top:12px}
.details-body strong{font-weight:600;color:var(--navy)}

/* Đăng ký — thông tin chuẩn bị, không giả lập cổng đăng ký. */
.registration-section{background:var(--blue);color:var(--paper)}
.registration-grid{display:grid;grid-template-columns:1fr 1fr;gap:120px;align-items:start}
.registration-copy>.eyebrow{color:var(--paper)}
.registration-copy>h2{font-size:48px;margin:21px 0 24px}
.registration-copy>h2>span{color:var(--pink)}
.registration-copy>p:not(.eyebrow){font-size:15px;line-height:1.95;max-width:440px}
.deadline-card{border-top:1px solid #FAFBFE55;padding-top:23px;margin-top:29px}
.deadline-card>span{font-size:12px}
.deadline-card>strong{display:block;font:800 49px/1.45 var(--display);letter-spacing:-.04em;color:var(--pink);margin-top:5px}
.deadline-card>p{font-size:10px;margin-top:6px}
.registration-guide>ol{list-style:none;padding:0;margin:0;display:grid;gap:26px}
.registration-guide li{display:flex;align-items:start;gap:20px}
.guide-number{display:grid;place-items:center;width:42px;height:42px;background:var(--pink);color:var(--navy);border-radius:12px;font:500 12px/1 var(--mono);flex:none}
.registration-guide h3{font-size:21px;margin-bottom:7px}
.registration-guide li p{font-size:13px;line-height:1.9;max-width:390px}
.portal-status{display:flex;align-items:start;gap:12px;border-top:1px solid #FAFBFE55;padding-top:24px;margin-top:28px}
.status-dot{width:7px;height:7px;border-radius:50%;background:var(--pink);margin-top:8px}
.portal-status strong{display:block;font-weight:600;font-size:12px;line-height:1.8}
.portal-status p>span{display:block;font-size:10px;line-height:1.8;margin-top:4px}
.registration-button{margin-top:22px;min-height:52px;font-size:12px}
.site-footer{background:var(--paper)}
.footer-main{display:grid;grid-template-columns:1fr 1.2fr .7fr;gap:50px;padding:58px 0 40px}
.footer-main>div>p{font-size:12px;color:var(--muted);margin-top:16px;line-height:1.9}
.footer-title{display:flex;flex-direction:column;gap:8px;padding-top:10px}
.footer-title>strong{font:800 20px/1.6 var(--display);letter-spacing:-.025em}
.footer-title>span{font-size:12px;color:var(--muted)}
.footer-main>nav{display:flex;flex-direction:column;gap:10px;padding-top:10px;font-size:12px}
.footer-main>nav>a{display:flex;align-items:center;gap:10px;min-height:26px}
.footer-main>nav>a:hover{color:var(--blue);text-decoration:underline;text-underline-offset:4px}
.footer-main>nav svg{width:14px;height:14px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:40px;border-top:1px solid var(--line);padding-block:17px;font-size:10px;color:var(--muted)}
.footer-bottom>.text-link{font-size:10px}

/* Bố cục desktop; các màn hình nhỏ được xử lý trong responsive.css. */
@media(min-width:1600px){.hero-grid{min-height:740px}.hero h1{font-size:92px}.hero h1>.title-championship{font-size:69px}.hero-visual{min-height:740px}.hero-photo,.hero-photo-back{top:92px;height:515px}.hero-photo-back{top:108px}.hero-code-tag{top:65px}.champion-stamp{bottom:34px}.hero-corner{bottom:90px}}
@media(max-width:1250px){.container{width:calc(100% - 88px)}.header-inner{gap:17px}.main-navigation{gap:22px}.header-cta{gap:12px;padding-inline:14px}.hero-grid{grid-template-columns:1.16fr 1fr;gap:15px;min-height:700px}.hero h1{font-size:77px}.hero h1>.title-championship{font-size:52px}.hero-description{max-width:475px;font-size:15px}.hero-photo,.hero-photo-back{left:7%;width:87%;height:464px;top:92px}.hero-photo-back{left:12%;top:108px}.hero-code-tag{top:65px;font-size:8px;padding-inline:12px}.champion-stamp{left:0;bottom:34px;padding:16px 20px}.champion-stamp strong{font-size:19px}.hero-corner{right:-3%;bottom:74px}.hero-corner>svg{width:50px;height:50px}.facts-grid>div{padding-left:25px}.facts-grid strong{font-size:21px}.facts-grid span{font-size:10px}.recognition-grid,.rules-grid,.registration-grid{gap:64px}.eligibility-row{grid-template-columns:1.6fr .9fr 1.1fr 1.1fr;padding-inline:24px;gap:15px}.eligibility-invitation{gap:12px}.eligibility-invitation strong{font-size:16px}.eligibility-invitation span{font-size:10px}.school-level{padding-left:19px}.track-card{padding-inline:25px}.track-card-main{grid-template-columns:1fr 120px;gap:14px}.track-art{transform:scale(.9);transform-origin:right center}.track-card-main h3{font-size:25px}.track-card-main p{font-size:13px}.track-card-bottom>span{font-size:10px}.track-card-bottom .text-link{font-size:11px}.journey-map{gap:35px}.journey-step>h3{font-size:27px}.step-highlight>strong{font-size:19px}.recognition-copy>h2{font-size:43px}.bob-card{padding-inline:31px}.registration-copy>h2{font-size:43px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
@media print{body{min-width:0}.site-header{position:static}.hero{print-color-adjust:exact}.rules-sidebar{position:static}.rules-content details>.details-body{display:block}.button{border:1px solid currentColor}section{break-inside:avoid}.hero-grid{min-height:650px}}

/* In đậm điều kiện quan trọng, giữ tương phản theo nền của từng phần. */
strong{font-weight:600}
.track-card-main strong{font-weight:600}
.journey-step>p strong,.step-highlight>span strong{color:var(--paper)}
.recognition-copy strong{color:var(--navy)}
.bob-eligibility strong{color:var(--paper)}
.school-recognition span strong{color:var(--navy);font-weight:600}
.registration-guide li p strong{color:var(--paper)}

/* Thể lệ được trình bày theo từng trường thông tin, với các điều kiện rõ ràng. */
.eligibility-section{padding-block:48px;background:var(--paper)}
.eligibility-section .eligibility-row{margin-top:0}
.track-detail{border:1px solid #BCCBE6;box-shadow:0 8px 0 #D6DFEF55;overflow-anchor:none}
.track-tabs{gap:8px;padding:10px;background:var(--blue-light)}
.track-tabs>button{padding:14px 20px}
.track-tabs>button>span{font-size:12px}
.track-panel{display:block;padding:0;min-height:0}
.panel-heading{display:grid;grid-template-columns:1fr 1fr;gap:58px;align-items:center;padding:34px 36px 27px}
.panel-name{display:flex;align-items:center;gap:20px}
.panel-letter{display:grid;place-items:center;flex:none;width:64px;height:72px;border-radius:15px;background:var(--blue);color:var(--paper);font:800 42px/1 var(--display);letter-spacing:-.04em}
.letter-pink{background:var(--pink);color:var(--navy)}
.letter-navy{background:var(--navy)}
.letter-outline{background:var(--blue-light);color:var(--blue);border:1px dashed var(--blue)}
.panel-name .eyebrow{font-size:10px;margin-bottom:7px;letter-spacing:.025em}
.panel-name h3{font-size:30px;line-height:1.3;letter-spacing:-.035em}
.panel-heading>p{font-size:15px;line-height:1.85;color:var(--muted)}
.track-panel strong{font-weight:600;color:var(--navy)}
.panel-facts{display:grid;grid-template-columns:1fr 1fr 1.4fr;padding:19px 36px;margin:0;background:var(--blue-light);border-block:1px solid var(--line);gap:28px}
.panel-facts>div{display:grid;gap:4px;border-left:1px solid #263C632B;padding-left:28px}
.panel-facts>div:first-child{border:0;padding-left:0}
.panel-facts dt{font-size:12px;color:var(--muted)}
.panel-facts dd{margin:0;font-size:17px;line-height:1.7;font-weight:600;color:var(--navy)}
.panel-body-grid{display:grid;grid-template-columns:1.22fr 1fr;gap:28px;padding:30px 36px}
.panel-body-grid h4{font:800 21px/1.5 var(--display);letter-spacing:-.025em}
.round-heading{display:flex;flex-direction:column;align-items:start;gap:12px;margin-bottom:22px}
.round-tag{display:inline-flex;align-items:center;gap:7px;border-radius:6px;min-height:28px;padding:4px 10px;background:var(--navy);color:var(--paper);font:600 11px/1.6 var(--body);white-space:nowrap}
.round-tag::before{content:"";width:5px;height:5px;background:var(--pink);border-radius:50%}
.round-tag-pink{background:var(--pink);color:var(--navy)}
.round-tag-pink::before{background:var(--navy)}
.round-tag-light{background:var(--blue-light);color:var(--navy);border:1px solid #BCCBE6}
.round-tag-light::before{background:var(--blue)}
.submission-list{list-style:none;margin:0;padding:0;display:grid;gap:22px}
.submission-list>li{display:flex;align-items:start;gap:12px}
.submission-list>li>svg{width:21px;height:21px;margin-top:4px;color:var(--blue)}
.submission-list li>div>strong{font-size:16px;line-height:1.7}
.submission-list p{font-size:14px;line-height:1.9;color:var(--muted);margin-top:7px;max-width:530px}
.criteria-block{background:var(--blue-light);padding:24px 26px;border-radius:18px}
.criteria-block .eyebrow{font-size:10px;margin-bottom:9px}
.criteria-rows{display:grid;gap:0;margin:17px 0 0;padding:0;list-style:none}
.criteria-rows>li{display:flex;gap:12px;align-items:start;border-top:1px solid #BCCBE6;padding:13px 0;font-size:14px;line-height:1.85}
.criteria-rows>li:last-child{padding-bottom:0}
.criteria-rows svg{width:19px;height:19px;color:var(--blue);margin-top:3px}
.national-note{display:flex;align-items:start;gap:17px;margin:0 36px 27px;padding:18px 0 0;border-top:1px solid var(--line)}
.national-note>p{font-size:14px;line-height:1.9;color:var(--muted)}
.qualification-strip{display:grid;grid-template-columns:1.45fr .75fr 1fr;align-items:center;gap:35px;padding:22px 36px;background:var(--navy);color:var(--paper)}
.qualification-strip .eyebrow{font-size:10px;color:var(--pink)}
.qualification-strip>div:first-child p{font-size:12px;line-height:1.8;margin-top:6px}
.qualification-strip>div:first-child strong{color:var(--paper)}
.qualification-strip>div:not(:first-child){border-left:1px solid #D6DFEF55;padding-left:28px;display:grid;gap:2px}
.qualification-strip>div:not(:first-child)>strong{color:var(--pink);font:800 23px/1.5 var(--display);letter-spacing:-.025em}
.qualification-strip>div>span:not(.eyebrow){font-size:11px;color:#D6DFEF}
.video-rounds{grid-template-columns:1fr 1fr;gap:24px}
.video-round{padding:24px 26px;background:var(--blue-light);border:1px solid var(--line);border-radius:18px}
.video-round h4{margin:13px 0 12px;font-size:25px}
.video-national{background:var(--pink-light);border-color:#FF86D270}
.round-purpose{font-size:14px;line-height:1.9;color:var(--muted)}
.readable-bullets{display:grid;gap:12px;margin:20px 0 0;padding:0;list-style:none;font-size:14px;line-height:1.85;color:var(--muted)}
.readable-bullets>li{position:relative;padding-left:17px}
.readable-bullets>li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--blue);position:absolute;left:0;top:10px}
.important-note{display:flex;align-items:start;gap:16px;margin:0 36px 27px;background:var(--pink-light);padding:18px 22px;border-radius:14px}
.important-note>svg{width:28px;height:28px;color:var(--blue);margin-top:3px}
.important-note>p{font-size:14px;line-height:1.9;color:var(--muted)}
.product-block>.eyebrow,.tools-block>.eyebrow{font-size:10px;margin-bottom:9px}
.product-types{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin:20px 0;padding:0;list-style:none}
.product-types>li{display:flex;align-items:center;min-height:56px;padding:13px 16px;background:var(--blue-light);border-radius:10px;color:var(--navy);font-weight:600;font-size:14px;line-height:1.7}
.product-types>li:nth-child(2),.product-types>li:nth-child(3){background:var(--pink-light)}
.product-block>p:last-child{font-size:14px;line-height:1.9;color:var(--muted)}
.tools-block{padding:24px 26px;background:var(--blue-light);border-radius:18px}
.tools-block h4{font-size:28px}
.tools-block h4>span{color:var(--blue)}
.tools-block>p:not(.eyebrow){font-size:14px;line-height:1.9;color:var(--muted);margin-top:10px}
.pending-rule{display:flex;align-items:center;justify-content:space-between;gap:15px;border-top:1px solid #BCCBE6;padding-top:13px;margin-top:17px;line-height:1.7}
.pending-rule>span{font-size:12px;color:var(--muted);max-width:210px}
.pending-rule>strong{font-size:11px;white-space:nowrap;border:1px solid #BCCBE6;background:var(--paper);border-radius:6px;padding:3px 8px}
.pending-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:0;padding:0 36px 30px}
.pending-grid>div{background:var(--blue-light);border:1px dashed #BCCBE6;border-radius:15px;padding:25px 22px;display:grid;gap:12px}
.pending-grid dt{font-size:13px;line-height:1.8;color:var(--muted)}
.pending-grid dd{font:800 22px/1.5 var(--display);letter-spacing:-.025em;margin:0}
.rules-content summary{padding-right:6px}
.details-body strong{font-weight:600;color:var(--navy)}
.details-body>ul{display:grid;gap:10px;padding-left:20px;margin-block:13px 17px}
.details-body li::marker{color:var(--blue)}
.hero-photo>img{object-position:50% 33%}
@media(max-width:1250px){.panel-heading{gap:32px;padding-inline:28px}.panel-name{gap:14px}.panel-name h3{font-size:25px}.panel-heading>p{font-size:14px}.panel-facts{padding-inline:28px;gap:18px}.panel-facts>div{padding-left:18px}.panel-facts dd{font-size:15px}.panel-body-grid{gap:20px;padding-inline:28px}.criteria-block,.video-round,.tools-block{padding:22px}.criteria-rows>li{font-size:13px}.qualification-strip{gap:22px;padding-inline:28px;grid-template-columns:1.3fr .75fr 1.1fr}.qualification-strip>div:not(:first-child){padding-left:20px}.qualification-strip>div:not(:first-child)>strong{font-size:20px}.national-note,.important-note{margin-inline:28px}.tools-block h4{font-size:25px}.pending-rule{align-items:start;flex-direction:column;gap:8px}.pending-grid{padding-inline:28px}}

.fee-table{width:100%;border-collapse:collapse;margin:0 0 20px;font-size:14px;text-align:left}
.fee-table caption{text-align:left;font-size:12px;color:var(--muted);padding-bottom:10px}
.fee-table th,.fee-table td{border:1px solid #BCCBE6;padding:12px 16px;vertical-align:middle}
.fee-table thead{background:var(--navy);color:var(--paper)}
.fee-table tbody{background:var(--paper);color:var(--navy)}
.fee-table tbody tr:nth-child(2){background:var(--blue-light)}
.fee-table tbody th{font-weight:500}

/* Giữ bản desktop đã duyệt; sắp xếp lại luồng đọc trên tablet và điện thoại. */
.cta-label-mobile { display: none; }

@media screen and (max-width: 1099px) {
  :root { --compact-header-height: 106px; }
  html { scroll-padding-top: calc(var(--compact-header-height) + 24px); }
  body { min-width: 0; }
  .container { width: calc(100% - 48px); }
  .section { padding-block: 72px; }
  h2 { font-size: 38px; }
  .section-heading { gap: 32px; margin-bottom: 32px; }
  .section-heading > p { font-size: 15px; }

  .header-inner {
    display: grid;
    grid-template-columns: auto 1fr auto;
    grid-template-rows: 50px 44px;
    column-gap: 18px;
    row-gap: 4px;
    height: var(--compact-header-height);
    min-height: 0;
    padding-top: 8px;
  }
  .header-inner .wordmark { font-size: 32px; }
  .header-divider { display: none; }
  .header-edition { font-size: 10px; }
  .header-cta { margin-left: 0; min-height: 44px; }
  .main-navigation {
    grid-column: 1 / -1;
    grid-row: 2;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin: 0;
    font-size: 13px;
  }
  .main-navigation > a { justify-content: center; }

  .hero-grid { grid-template-columns: 1.08fr 1fr; gap: 24px; min-height: 630px; }
  .hero-copy { padding-block: 40px; }
  .hero-season { font-size: 10px; gap: 7px; }
  .hero h1 { font-size: clamp(56px, 7vw, 72px); }
  .hero h1 > .title-championship { font-size: clamp(37px, 4.5vw, 49px); }
  .hero-tagline { font-size: 21px; }
  .hero-description { font-size: 15px; line-height: 1.85; }
  .hero-actions { gap: 18px; }
  .hero-actions > .button { gap: 14px; padding-inline: 16px; }
  .hero-deadline { align-items: start; flex-direction: column; gap: 3px; font-size: 12px; }
  .hero-visual { min-height: 620px; }
  .hero-photo, .hero-photo-back { top: 90px; left: 2%; width: 94%; height: 390px; }
  .hero-photo-back { left: 6%; top: 104px; }
  .hero-code-tag { display: none; }
  .champion-stamp { left: 0; bottom: 48px; padding: 14px 18px; gap: 10px; }
  .champion-stamp > svg { width: 36px; height: 36px; }
  .champion-stamp strong { font-size: 17px; }
  .hero-corner { bottom: 56px; right: -3%; }
  .hero-corner > svg { width: 40px; height: 40px; }
  .facts-grid > div { padding-left: 18px; }
  .facts-grid strong { font-size: 20px; }
  .facts-grid span { font-size: 11px; }
  .eligibility-row { padding: 24px; gap: 18px; }
  .eligibility-invitation span { font-size: 12px; }
  .school-level { padding-left: 14px; }
  .school-level > strong { font-size: 20px; }

  .track-card { padding-inline: 24px; }
  .track-card-main { grid-template-columns: 1fr 100px; gap: 14px; }
  .track-art { transform: scale(.7); transform-origin: left center; }
  .track-card-main p { font-size: 15px; }
  .tracks-note { font-size: 12px; line-height: 1.85; }
  .recognition-grid { gap: 40px; }
  .recognition-copy > h2 { font-size: 38px; }
  .bob-card { padding: 28px; border-bottom-right-radius: 56px; }
  .bob-card > h3 { font-size: 45px; }
  .school-recognition { margin-top: 36px; }
  .rules-grid { grid-template-columns: 1fr; gap: 32px; }
  .rules-sidebar { position: static; }
  .rules-sidebar > p:not(.eyebrow) { max-width: 600px; font-size: 16px; }
  .rules-sidebar > h2 { font-size: 38px; }
  .rules-sidebar > .button { font-size: 14px; }
  .download-note { font-size: 12px; }
  .rules-content summary { font-size: 16px; }
  .details-body { font-size: 16px; line-height: 1.85; }
  .registration-grid { gap: 40px; }
  .registration-copy > h2 { font-size: 38px; }
  .registration-guide li { gap: 14px; }
  .registration-guide li p { font-size: 15px; }
  .registration-guide h3 { font-size: 20px; }
  .deadline-card > p { font-size: 12px; }
  .portal-status strong { font-size: 14px; }
  .portal-status p > span { font-size: 12px; }
  .registration-button { gap: 16px; padding-inline: 16px; font-size: 13px; }
  .footer-main { gap: 32px; grid-template-columns: 1fr 1.2fr; }
  .footer-main > nav { grid-column: 1 / -1; flex-direction: row; gap: 32px; font-size: 14px; }
  .footer-main > nav > a { min-height: 44px; }
  .footer-bottom, .footer-bottom > .text-link { font-size: 12px; }
}

@media screen and (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; gap: 0; padding-bottom: 30px; }
  .hero-copy { padding-bottom: 24px; }
  .hero-description { max-width: 620px; font-size: 16px; }
  .hero h1 { font-size: 80px; }
  .hero h1 > .title-championship { font-size: 62px; }
  .hero-visual { width: 100%; max-width: 440px; min-height: 0; aspect-ratio: .85; margin-inline: auto; }
  .hero-photo, .hero-photo-back { top: 14px; left: 4%; width: 90%; height: auto; aspect-ratio: 1; border-width: 4px; border-radius: 65px 20px 20px; transform: rotate(1deg); }
  .hero-photo-back { top: 25px; left: 8%; }
  .hero-code-tag { display: none; }
  .hero-connector { inset: 0 -5%; width: 110%; }
  .champion-stamp { left: 0; bottom: 6px; padding: 12px 18px; }
  .hero-corner { right: 1%; bottom: 33px; }
  .hero-photo > figcaption { padding: 8px 10px; font-size: 10px; }
  .eligibility-row { grid-template-columns: repeat(3, 1fr); }
  .eligibility-invitation { grid-column: 1 / -1; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
  .eligibility-invitation strong { font-size: 20px; }
  .eligibility-invitation span { font-size: 14px; }
  .school-level:nth-child(2) { border-left: 0; padding-left: 0; }
  .school-level > span { font-size: 12px; }
  .section-heading { grid-template-columns: 1fr; gap: 20px; }
  .section-heading > p { max-width: 620px; font-size: 16px; }
  .tracks-grid { grid-template-columns: 1fr; }
  .track-card-main { grid-template-columns: 1fr 142px; }
  .track-art { transform: none; }
  .track-card-main h3 { font-size: 28px; }
  .track-card-bottom > span { font-size: 12px; }
  .track-card-bottom .text-link { font-size: 14px; }
  .track-mode { font-size: 12px; }
  .journey-map { grid-template-columns: 1fr; gap: 36px; padding-top: 0; }
  .journey-line { display: none; }
  .journey-map::before { content: ""; position: absolute; top: 24px; bottom: 32px; left: 25px; width: 3px; border-radius: 3px; background: var(--pink); }
  .journey-step { padding-left: 76px; }
  .step-marker { position: absolute; left: 0; top: 0; width: 52px; height: 52px; margin: 0; border-radius: 16px; font-size: 18px; }
  .marker-pink > svg { width: 30px; height: 30px; }
  .journey-step > .eyebrow { font-size: 11px; }
  .journey-step > h3 { font-size: 28px; }
  .journey-step > p:not(.eyebrow) { min-height: 0; max-width: none; font-size: 16px; line-height: 1.85; }
  .step-highlight { margin-block: 18px; padding-top: 16px; }
  .step-highlight > span { font-size: 14px; }
  .journey-date { font-size: 12px; }
  .journey-date > strong { font-size: 14px; }
  .journey-note { font-size: 12px; }
  .recognition-grid, .registration-grid { grid-template-columns: 1fr; gap: 32px; }
  .recognition-copy > p:not(.eyebrow), .recognition-benefits > p { max-width: none; font-size: 16px; line-height: 1.85; }
  .bob-card { max-width: 600px; }
  .bob-eligibility { font-size: 15px; }
  .bob-format span, .score-heading > span, .score-labels { font-size: 12px; }
  .school-recognition { align-items: start; padding: 24px; gap: 16px; }
  .school-recognition > svg { width: 28px; height: 28px; margin-top: 5px; }
  .school-recognition span { font-size: 14px; line-height: 1.85; }
  .registration-copy > p:not(.eyebrow) { font-size: 16px; line-height: 1.85; max-width: 620px; }
  .registration-guide li p { max-width: 620px; }
  .footer-main { grid-template-columns: 1fr; gap: 24px; }
  .footer-main > nav { flex-direction: column; gap: 4px; }
  .footer-title { padding-top: 0; }
}

@media screen and (max-width: 700px) {
  .container { width: calc(100% - 40px); }
  .section { padding-block: 56px; }
  h2 { font-size: 32px; line-height: 1.35; }
  .eyebrow { font-size: 11px; }
  .header-inner { column-gap: 12px; }
  .header-inner .wordmark { font-size: 30px; }
  .header-edition { font-size: 9px; }
  .header-cta { min-height: 44px; padding: 10px 12px; gap: 9px; font-size: 12px; }
  .header-cta > svg { width: 17px; height: 17px; }
  .cta-label-desktop { display: none; }
  .cta-label-mobile { display: inline; }
  .main-navigation { gap: 10px; font-size: 12px; }
  .hero-copy { padding-block: 32px 14px; }
  .hero-season { font-size: 9px; letter-spacing: .035em; gap: 7px; }
  .season-rule { width: 16px; margin-inline: 0; }
  .hero h1 { margin-top: 22px; font-size: clamp(52px, 15vw, 76px); }
  .hero h1 > .title-championship { font-size: clamp(29px, 9vw, 50px); margin-top: 6px; }
  .hero-tagline { font-size: 20px; line-height: 1.6; margin: 20px 0 10px; }
  .hero-description { font-size: 16px; line-height: 1.85; }
  .hero-actions { margin-top: 22px; gap: 18px; }
  .hero-actions > .button { min-height: 52px; padding: 12px 14px; gap: 12px; font-size: 13px; }
  .hero-actions > .text-link { font-size: 13px; gap: 8px; }
  .hero-actions svg { width: 18px; height: 18px; }
  .hero-deadline { margin-top: 20px; font-size: 12px; gap: 3px; }
  .hero-visual { max-width: 420px; }
  .champion-stamp { padding: 10px 14px; gap: 10px; border-radius: 14px; box-shadow: 3px 3px 0 var(--navy); }
  .champion-stamp > svg { width: 32px; height: 32px; }
  .champion-stamp span { font-size: 10px; }
  .champion-stamp strong { font-size: 15px; }
  .hero-corner > svg { width: 34px; height: 34px; }
  .facts-grid { grid-template-columns: repeat(2, 1fr); column-gap: 18px; row-gap: 20px; padding-block: 24px; }
  .facts-grid > div, .facts-grid > div:first-child { padding-left: 0; border-left: 0; gap: 4px; }
  .facts-grid > div:nth-child(even) { border-left: 1px solid #FAFBFE33; padding-left: 18px; }
  .facts-grid > div:nth-child(n+3) { border-top: 1px solid #FAFBFE33; padding-top: 18px; }
  .facts-grid strong { font-size: 20px; }
  .facts-grid span { font-size: 11px; line-height: 1.8; }
  .eligibility-section { padding-block: 28px; }
  .eligibility-row { padding: 22px 18px; gap: 18px 12px; border-radius: 16px; align-items: start; }
  .eligibility-invitation { gap: 12px; padding-bottom: 18px; }
  .eligibility-invitation > svg { width: 30px; height: 30px; }
  .eligibility-invitation strong { font-size: 18px; }
  .eligibility-invitation span { font-size: 13px; }
  .eligibility-invitation br { display: none; }
  .school-level { padding-left: 10px; gap: 6px; }
  .school-level > span { font-size: 11px; line-height: 1.7; }
  .school-level > strong { font-size: 17px; white-space: nowrap; }
  .section-heading { margin-bottom: 28px; }
  .section-heading h2 { margin-top: 12px; }
  .section-heading > p { padding-bottom: 0; font-size: 16px; }
  .section-heading > p > br { display: none; }
  .tracks-grid { gap: 16px; }
  .track-card { padding: 22px 22px 14px; border-radius: 20px; }
  .track-card-top { gap: 10px; }
  .track-mode { gap: 5px; font-size: 11px; }
  .track-mode > svg { width: 15px; height: 15px; }
  .track-card-main { display: block; position: relative; min-height: 0; margin: 22px 0; }
  .track-card-main > div:first-child { position: relative; z-index: 1; }
  .track-card-main h3 { max-width: calc(100% - 78px); font-size: 25px; margin-bottom: 20px; }
  .track-card-main p { max-width: none; font-size: 16px; line-height: 1.85; }
  .track-art { position: absolute; right: -3px; top: 0; transform: scale(.5); transform-origin: right top; }
  .track-card-bottom { flex-direction: column; align-items: stretch; gap: 2px; padding-top: 12px; }
  .track-card-bottom > span { font-size: 12px; }
  .track-card-bottom .text-link { justify-content: space-between; font-size: 14px; }
  .coming-soon { font-size: 11px; }
  .tracks-note { font-size: 13px; margin-top: 18px; }

  .track-detail { margin-top: 28px; border-radius: 20px; overflow: visible; position: relative; scroll-margin-top: 130px; }
  .track-tabs { position: sticky; top: calc(var(--compact-header-height) + 1px); z-index: 15; gap: 4px; padding: 7px; border-radius: 19px 19px 0 0; box-shadow: 0 3px 0 #263C6310; }
  .track-tabs > button { align-items: center; text-align: center; padding: 10px 4px; min-height: 48px; font-size: 14px; border-radius: 10px; }
  .track-tabs > button > span { display: none; }
  .panel-heading { grid-template-columns: 1fr; padding: 24px 20px; gap: 18px; }
  .panel-name { gap: 14px; }
  .panel-letter { width: 50px; height: 58px; border-radius: 12px; font-size: 33px; }
  .panel-name .eyebrow { font-size: 10px; line-height: 1.8; margin-bottom: 5px; }
  .panel-name h3 { font-size: 24px; line-height: 1.4; }
  .panel-heading > p { font-size: 16px; line-height: 1.85; }
  .panel-facts { grid-template-columns: 1fr 1fr; padding: 20px; gap: 16px; }
  .panel-facts > div { padding-left: 14px; }
  .panel-facts > div:last-child { grid-column: 1 / -1; border-left: 0; border-top: 1px solid #263C632B; padding: 13px 0 0; }
  .panel-facts dt { font-size: 12px; }
  .panel-facts dd { font-size: 16px; line-height: 1.75; }
  .panel-body-grid { grid-template-columns: 1fr; padding: 24px 20px; gap: 24px; }
  .panel-body-grid h4 { font-size: 21px; }
  .submission-list > li { gap: 10px; }
  .submission-list li > div > strong { font-size: 16px; }
  .submission-list p, .round-purpose, .readable-bullets, .product-block > p:last-child, .tools-block > p:not(.eyebrow) { font-size: 16px; line-height: 1.85; }
  .criteria-block, .video-round, .tools-block { padding: 22px 18px; border-radius: 14px; }
  .criteria-rows > li { font-size: 15px; line-height: 1.8; gap: 10px; }
  .national-note { flex-direction: column; gap: 12px; margin: 0 20px 24px; padding-top: 20px; }
  .national-note > p, .important-note > p { font-size: 16px; line-height: 1.85; }
  .important-note { margin: 0 20px 24px; padding: 18px; gap: 12px; border-radius: 12px; }
  .important-note > svg { width: 20px; height: 20px; }
  .qualification-strip { grid-template-columns: 1fr 1fr; gap: 18px; padding: 24px 20px; border-radius: 0 0 19px 19px; }
  .qualification-strip > div:first-child { grid-column: 1 / -1; }
  .qualification-strip .eyebrow { font-size: 11px; }
  .qualification-strip > div:first-child p { font-size: 13px; }
  .qualification-strip > div:not(:first-child) { padding: 16px 0 0; border-left: 0; border-top: 1px solid #D6DFEF55; align-self: stretch; }
  .qualification-strip > div:not(:first-child) > strong { font-size: 20px; }
  .qualification-strip > div > span:not(.eyebrow) { font-size: 12px; }
  .video-round h4 { font-size: 23px; }
  .product-types { gap: 10px; }
  .product-types > li { font-size: 14px; padding: 12px; min-height: 64px; }
  .tools-block h4 { font-size: 28px; }
  .pending-rule { flex-direction: row; align-items: center; gap: 10px; }
  .pending-rule > span { font-size: 13px; max-width: 170px; }
  .pending-rule > strong { font-size: 11px; }
  .pending-grid { grid-template-columns: 1fr; padding: 0 20px 24px; gap: 12px; }
  .pending-grid > div { padding: 20px; gap: 8px; }
  .pending-grid dt { font-size: 14px; }
  .pending-grid dd { font-size: 21px; }
  #panel-d > .important-note { margin-bottom: 0; border-radius: 0 0 19px 19px; margin-inline: 0; padding: 20px; }

  .journey-step { padding-left: 68px; }
  .journey-step > .eyebrow { font-size: 10px; }
  .journey-step > h3 { font-size: 26px; }
  .step-highlight > strong { font-size: 21px; }
  .journey-note { margin-top: 28px; }
  .recognition-copy > h2, .registration-copy > h2, .rules-sidebar > h2 { font-size: 32px; }
  .recognition-copy > h2 { margin-top: 16px; }
  .recognition-benefits { gap: 18px; }
  .bob-card { padding: 24px 22px 28px; border-radius: 22px 22px 52px; box-shadow: 6px 6px 0 var(--pink-light); }
  .bob-card-head > .eyebrow { font-size: 11px; }
  .bob-card-head > svg { width: 35px; height: 35px; }
  .bob-card > h3 { font-size: 45px; }
  .bob-format { gap: 16px; }
  .bob-format strong { font-size: 18px; }
  .score-heading { gap: 12px; }
  .score-labels { gap: 12px; }
  .school-recognition { padding: 22px 18px; margin-top: 32px; }
  .school-recognition > p > strong { font-size: 18px; }
  .deadline-card { margin-top: 24px; padding-top: 20px; }
  .deadline-card > strong { font-size: 44px; }
  .deadline-card > span { font-size: 13px; }
  .registration-guide li { gap: 14px; }
  .guide-number { width: 36px; height: 36px; border-radius: 10px; }
  .registration-guide h3 { font-size: 20px; }
  .registration-guide li p { font-size: 16px; line-height: 1.85; }
  .registration-button { width: 100%; min-height: 56px; justify-content: space-between; gap: 12px; }
  .rules-grid { gap: 28px; }
  .rules-sidebar > h2 { margin-block: 16px; }
  .rules-sidebar > .button { margin-top: 22px; }
  .rules-content summary { gap: 18px; padding-block: 20px; min-height: 72px; font-size: 16px; line-height: 1.75; }
  .rules-content summary > svg { width: 21px; height: 21px; }
  .details-body { padding: 0 0 24px; font-size: 16px; line-height: 1.85; overflow-wrap: break-word; }
  .fee-table { font-size: 14px; table-layout: fixed; }
  .fee-table th, .fee-table td { padding: 12px; }
  .fee-table caption { font-size: 13px; line-height: 1.8; }
  .footer-main { padding-block: 40px 28px; gap: 28px; }
  .footer-main > div > p { font-size: 14px; margin-top: 12px; }
  .footer-title > strong { font-size: 21px; }
  .footer-title > span { font-size: 13px; }
  .footer-main > nav { padding-top: 0; }
  .footer-bottom { flex-direction: column; align-items: start; gap: 4px; padding-block: 18px; }
  .footer-bottom > .text-link { font-size: 13px; }
}

@media screen and (max-width: 360px) {
  .container { width: calc(100% - 32px); }
  .header-inner { column-gap: 9px; }
  .header-inner .wordmark { font-size: 28px; }
  .header-cta { padding-inline: 10px; font-size: 11px; gap: 7px; }
  .main-navigation { gap: 6px; font-size: 11px; }
  .hero-actions { flex-direction: column; align-items: stretch; gap: 8px; }
  .hero-actions > .button { justify-content: space-between; }
  .hero-actions > .text-link { align-self: center; }
  .facts-grid { column-gap: 12px; }
  .facts-grid > div:nth-child(even) { padding-left: 12px; }
  .facts-grid strong { font-size: 18px; }
  .eligibility-row { padding-inline: 14px; column-gap: 8px; }
  .school-level { padding-left: 8px; }
  .school-level > strong { font-size: 16px; }
  .track-card { padding-inline: 18px; }
  .track-card-main h3 { font-size: 24px; }
  .track-mode { font-size: 10px; }
  .panel-name h3 { font-size: 22px; }
  .panel-heading, .panel-facts, .panel-body-grid, .qualification-strip { padding-inline: 16px; }
  .national-note, .important-note { margin-inline: 16px; }
  .criteria-block, .video-round, .tools-block { padding-inline: 16px; }
  .important-note { flex-direction: column; }
  .pending-rule { flex-direction: column; align-items: start; }
  .journey-step { padding-left: 62px; }
  .journey-step > h3 { font-size: 24px; }
  .bob-card { padding-inline: 18px; }
  .bob-card > h3 { font-size: 42px; }
  .school-recognition { flex-direction: column; gap: 12px; }
  .fee-table th, .fee-table td { padding-inline: 9px; font-size: 13px; }
}