@import url('https://fonts.googleapis.com/css2?family=Rubik:wght@400;500;600;700&display=swap');

:root{
  --green:#163e35;--green-2:#225546;--ink:#11241e;--text:#4b5a54;--line:#e6e9e3;
  --bg:#ffffff;--soft:#f7f8ef;--lime:#e9edbd;--orange:#ff865b;--orange-ink:#c4501f;
  --shadow:0 14px 32px -18px rgba(22,62,53,.28);
  --font:'Rubik',system-ui,-apple-system,'Segoe UI',Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:17px;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3{color:var(--ink);line-height:1.15;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(40px,5.2vw,62px);line-height:1.1}
h2{font-size:clamp(30px,3.6vw,42px)}
h3{font-size:20px;font-weight:600}
p{color:var(--text)}
a{color:inherit;text-decoration:none}
img{max-width:100%}
button,input,textarea,select{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
[hidden]{display:none!important}
:focus-visible{outline:3px solid var(--orange);outline-offset:3px}
.wrap{width:min(1160px,calc(100% - 48px));margin-inline:auto}
.narrow{max-width:820px}
.skip{position:absolute;left:10px;top:-100px;padding:10px 14px;background:var(--green);color:#fff;z-index:100;border-radius:6px}
.skip:focus{top:10px}
.lead{font-size:19px;margin-top:22px;max-width:520px}
.accent{color:#2f7a5c}
.kicker{font-size:13px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--orange-ink);margin-bottom:12px}

/* Buttons */
.button{display:inline-flex;align-items:center;gap:8px;background:var(--green);color:#fff;padding:15px 28px;border-radius:999px;font-weight:600;font-size:16px;border:2px solid var(--green);transition:background .15s,transform .15s}
.button:hover{background:var(--green-2);border-color:var(--green-2);transform:translateY(-1px)}
.button.outline{background:#fff;color:var(--green);border-color:#cdd7c9}
.button.outline:hover{border-color:var(--green);background:#fff}
.button.small{padding:10px 22px;font-size:15px}

/* Header */
.header{position:sticky;top:0;z-index:20;background:var(--soft);border-bottom:1px solid transparent;transition:background .2s,border-color .2s}
.header.scrolled{background:#fff;border-bottom-color:var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:80px}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:26px;color:var(--green);letter-spacing:-.02em;line-height:1}
.brand small{display:block;font-size:9px;letter-spacing:.42em;margin-top:4px;font-weight:600}
.brand img{border-radius:10px}
.brand.light{color:#fff}
.header nav{display:flex;align-items:center;gap:32px;font-size:16px;font-weight:500}
.header nav a:not(.button):hover{color:var(--green-2)}
.menu-toggle{display:none;font-weight:500;padding:8px 16px;border:1px solid var(--line);border-radius:999px}

/* Hero */
.hero{position:relative;background:var(--soft);padding-top:48px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:56px;align-items:center;padding-bottom:110px}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:34px}
.wave{position:absolute;left:0;bottom:-1px;width:100%;height:70px;fill:#fff}
.hero-art{position:relative;padding:30px 10px 40px}
.blob{position:absolute;inset:0 -10% 0 8%;background:var(--lime);border-radius:46% 54% 42% 58%/55% 45% 55% 45%;opacity:.8}
.mock{position:relative;background:#fff;border-radius:16px;box-shadow:0 30px 60px -25px rgba(22,62,53,.4);overflow:hidden}
.mock-bar{display:flex;align-items:center;gap:6px;padding:12px 16px;background:var(--green);color:#fff;font-size:14px;font-weight:500}
.mock-bar i{width:9px;height:9px;border-radius:50%;background:#ffffff55}
.mock-bar span{margin-left:10px}
.mock-body{display:grid;grid-template-columns:150px 1fr}
.mock-side{background:#f6f7f3;padding:18px 14px;font-size:13px;border-right:1px solid var(--line)}
.mock-side p{padding:7px 8px;border-radius:6px;color:var(--text);font-size:13px}
.mock-side .done{color:var(--green-2)}
.mock-side .now{background:var(--lime);color:var(--ink);font-weight:600}
.mock-main{padding:22px}
.mock-kicker{font-size:12px;font-weight:600;color:var(--orange-ink);text-transform:uppercase;letter-spacing:.08em}
.mock-q{font-size:16px;font-weight:500;color:var(--ink);margin:8px 0 12px}
.mock-opt{border:1.5px solid var(--line);border-radius:10px;padding:9px 12px;margin-top:8px;font-size:14px;color:var(--text)}
.mock-opt.picked{border-color:var(--green);background:#eef3ec;color:var(--ink);font-weight:500}
.chip{position:absolute;background:#fff;border-radius:14px;box-shadow:var(--shadow);padding:12px 16px;font-size:14px}
.chip-feedback{right:-12px;bottom:-6px;max-width:230px;border-left:4px solid var(--orange)}
.chip-feedback b{display:block;color:var(--ink)}
.chip-feedback span{color:var(--text)}
.chip-progress{left:-14px;bottom:24px;display:flex;align-items:center;gap:10px;color:var(--text)}
.chip-progress b{color:var(--ink)}
.ring{width:28px;height:28px;border-radius:50%;background:conic-gradient(var(--green) 0 50%,var(--lime) 0);-webkit-mask:radial-gradient(circle,transparent 8px,#000 9px);mask:radial-gradient(circle,transparent 8px,#000 9px)}

/* Sections */
.section{padding-block:96px}
.soft{background:var(--soft)}
.center-head{text-align:center;max-width:720px;margin:0 auto 52px}
.center-head p:not(.kicker){margin-top:16px;font-size:18px}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cards.four{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px;box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s}
.card:hover{transform:translateY(-3px);box-shadow:0 22px 40px -20px rgba(22,62,53,.35)}
.card h3+p{margin-top:10px;font-size:16px}
.card .icon+h3{margin-top:18px}
.card.edge{border-left:5px solid var(--green)}
.card.edge.alt{border-left-color:var(--orange)}
.icon{width:50px;height:50px;padding:9px;border-radius:14px;background:var(--lime);fill:none;stroke:var(--green);stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* Sample */
.practice{background:linear-gradient(135deg,#eef3e6,#f7f8ef 60%,#fdf1ea)}
.sample-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:64px;align-items:center}
.checks{list-style:none;padding:0;margin:28px 0 0}
.checks li{position:relative;padding-left:34px;margin-top:12px;color:var(--ink);font-weight:500}
.checks li:before{content:'';position:absolute;left:0;top:2px;width:22px;height:22px;border-radius:50%;background:var(--green) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 22 22'%3E%3Cpath d='M6.5 11.5l3 3 6-6.5' fill='none' stroke='%23fff' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E")}
.scenario{background:#fff;border-radius:20px;box-shadow:0 30px 60px -25px rgba(22,62,53,.4);overflow:hidden}
.scenario-top{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px 24px;border-bottom:1px solid var(--line)}
.who{display:flex;align-items:center;gap:12px}
.who b{display:block;font-size:16px;color:var(--ink)}
.who small{display:block;font-size:13px;color:var(--orange-ink)}
.avatar{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--lime);color:var(--green);font-weight:700}
.tag{font-size:13px;font-weight:500;background:var(--soft);color:var(--green);padding:4px 12px;border-radius:999px;white-space:nowrap}
.scenario-body{padding:26px}
.scenario-body h3{font-size:21px}
.scenario-body>p{margin-top:8px;font-size:16px}
.scenario-options{display:flex;flex-direction:column;gap:10px;margin-top:20px}
.scenario-options button{display:flex;gap:12px;align-items:flex-start;text-align:left;border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;font-size:15px;line-height:1.45;transition:border-color .15s,background .15s}
.scenario-options button:hover{border-color:var(--green);background:#eef3ec}
.scenario-options b{flex:none;display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--soft);color:var(--green);font-size:13px}
.scenario-feedback{margin-top:20px;background:var(--soft);border-left:4px solid var(--orange);border-radius:12px;padding:18px}
.scenario-feedback h4{margin:0 0 6px;font-size:17px}
.scenario-feedback p{font-size:15px;color:var(--ink)}
.scenario-feedback .response{margin-top:10px;font-style:italic;color:var(--text)}
#scenario-next{margin-top:16px;width:100%;justify-content:center}

/* FAQ */
.faqs{display:flex;flex-direction:column;gap:12px}
details{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}
summary{cursor:pointer;list-style:none;padding:20px 56px 20px 24px;font-weight:500;font-size:18px;position:relative;color:var(--ink)}
summary::-webkit-details-marker{display:none}
summary:after{content:'+';position:absolute;right:20px;top:50%;transform:translateY(-50%);display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:var(--lime);color:var(--green);font-size:20px}
details[open] summary:after{content:'\2212'}
details p{padding:0 24px 22px}

/* Contact */
.contact{background:var(--soft)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
#brief-form{background:#fff;border-radius:20px;padding:34px;box-shadow:0 30px 60px -30px rgba(22,62,53,.35)}
label{display:block;font-size:15px;font-weight:500;margin:16px 0 6px}
label:first-child{margin-top:0}
input,textarea,select{display:block;width:100%;padding:12px 16px;border:1.5px solid #d6ddd2;border-radius:12px;background:#fff;font-size:16px}
input:focus,textarea:focus,select:focus{border-color:var(--green);outline:none;box-shadow:0 0 0 3px #e9edbd}
textarea{resize:vertical}
#brief-form .button{width:100%;margin-top:24px;justify-content:center}
.form-note{font-size:14px;margin-top:10px;text-align:center}
#brief-result{border-top:1px solid var(--line);margin-top:22px;padding-top:18px}
#brief-result p{color:var(--ink)}
.brief-actions{display:flex;gap:8px;margin-top:10px}
.brief-actions button{padding:8px 18px;border:1.5px solid var(--green);border-radius:999px;color:var(--green);font-weight:500;font-size:15px}
.brief-actions button:hover{background:var(--soft)}
#brief-preview{font:13px/1.6 var(--font);white-space:pre-wrap;overflow-wrap:anywhere;max-height:220px;overflow:auto;background:var(--soft);padding:14px;border-radius:12px;margin:14px 0 0}

/* Footer */
.footer{background:var(--green);color:#d6e2dc;padding-top:64px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer p{color:#bfd0c8;font-size:15px;margin-top:18px;max-width:340px}
.footer h4{color:#fff;font-size:14px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;margin-bottom:14px}
.footer-grid>div>a:not(.brand),.footer-grid button{display:block;color:#d6e2dc;font-size:15px;padding:4px 0;text-align:left}
.footer-grid>div>a:not(.brand):hover,.footer-grid button:hover{color:#fff;text-decoration:underline;text-underline-offset:4px}
.footer-bottom{border-top:1px solid #ffffff22;margin-top:48px;padding-block:22px;font-size:14px;color:#a9bdb4}

/* Dialog */
dialog{border:0;border-radius:18px;width:min(520px,calc(100% - 32px));padding:36px;color:var(--ink);box-shadow:0 20px 60px #0b1f1a50}
dialog::backdrop{background:#0b1f1a99}
dialog h2{font-size:28px;margin-bottom:14px}
dialog p+p{margin-top:12px}
.dialog-close{position:absolute;top:10px;right:14px;font-size:28px;line-height:1;padding:4px}

/* Brand page */
.brand-page{max-width:820px;padding-block:48px 80px}
.brand-page h1{margin-top:48px}
.brand-page section{padding-block:36px;border-bottom:1px solid var(--line)}
.brand-page h2{font-size:28px;margin-bottom:14px}
.brand-page .palette{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.swatch{height:120px;padding:16px;display:flex;align-items:flex-end;font-size:14px;border:1px solid var(--line);border-radius:14px}
.brand-page li{color:var(--text);margin-block:8px}
.brand-page .button{margin-top:32px}

/* Responsive */
@media (max-width:980px){
  .hero-grid,.sample-grid,.contact-grid{grid-template-columns:1fr;gap:48px}
  .cards,.cards.four{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .hero-art{max-width:620px}
}
@media (max-width:700px){
  body{font-size:16px}
  .wrap{width:calc(100% - 32px)}
  .menu-toggle{display:block}
  .header-inner{min-height:68px}
  .brand{font-size:22px}
  .header nav{display:none;position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;gap:4px;padding:12px 16px 20px;border-bottom:1px solid var(--line);box-shadow:0 12px 20px -12px #163e3530}
  .header nav.open{display:flex}
  .header nav a:not(.button){padding:10px 0;font-size:17px}
  .header nav .button{justify-content:center;margin-top:8px}
  .hero{padding-top:40px}
  .hero-grid{padding-bottom:80px}
  .lead{font-size:17px}
  .actions .button{flex:1 1 100%;justify-content:center}
  .hero-art{padding:24px 0 36px}
  .mock-body{grid-template-columns:1fr}
  .mock-side{display:none}
  .chip-feedback{right:-4px}
  .chip-progress{display:none}
  .section{padding-block:64px}
  .center-head{margin-bottom:36px}
  .cards,.cards.four{grid-template-columns:1fr}
  .card{padding:24px}
  .scenario-top{padding:14px 18px}
  .scenario-body{padding:20px}
  summary{font-size:16px}
  #brief-form{padding:22px}
  .footer-grid{grid-template-columns:1fr}
  dialog{padding:28px 22px}
  .brand-page .palette{grid-template-columns:1fr 1fr}
}


.form-trap{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}#form-status{font-size:12px;line-height:1.7;margin-top:18px;color:var(--green)}#form-status[data-state="error"]{color:#9b3c20}.form-note a,#dialog-content a{text-decoration:underline}button:disabled{cursor:wait;opacity:.65}

/* ---------- Sample projects ---------- */
.work-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.work-card{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:var(--shadow);transition:transform .15s,box-shadow .15s}
.work-card:hover{transform:translateY(-4px);box-shadow:0 24px 44px -22px rgba(22,62,53,.4)}
.work-card .thumb{aspect-ratio:16/10;position:relative;overflow:hidden}
.work-card .body{padding:24px;display:flex;flex-direction:column;flex:1}
.work-card .tag-line{font-size:13px;font-weight:600;color:var(--orange-ink);text-transform:uppercase;letter-spacing:.08em}
.work-card h3{margin-top:8px}
.work-card p{margin-top:8px;font-size:16px;flex:1}
.work-card .more{margin-top:16px;font-weight:600;color:var(--green)}
.work-note{text-align:center;margin-top:28px;font-size:15px}
/* thumbnails */
.th-cs{background:linear-gradient(135deg,#163e35,#2f7a5c)}
.th-ph{background:linear-gradient(135deg,#fde6da,#fff4ee)}
.th-ob{background:linear-gradient(135deg,#e9edbd,#f7f8ef)}
.th-card{position:absolute;background:#fff;border-radius:10px;box-shadow:0 10px 24px -12px rgba(0,0,0,.35);padding:10px 12px;font-size:12px;color:var(--ink);line-height:1.4}
.th-cs .a{left:8%;top:14%;width:62%}.th-cs .b{right:8%;top:46%;width:56%;background:var(--lime)}.th-cs .c{left:8%;bottom:10%;width:46%;display:flex;gap:4px;align-items:center}
.th-cs .c i{width:14px;height:14px;border-radius:50%;background:#e3e7e1}.th-cs .c i.on{background:var(--orange)}
.th-ph .a{left:10%;top:12%;right:10%;bottom:12%;padding:14px}
.th-ph .a b{display:block;font-size:12px}.th-ph mark{background:#ffd8c7;border-radius:4px;padding:0 3px;outline:2px dashed var(--orange);outline-offset:1px}
.th-ph .line{height:6px;background:#eef0ec;border-radius:4px;margin-top:7px}
.th-ob .a{left:10%;top:14%;width:36%;height:60%;display:grid;place-items:center;text-align:center}.th-ob .b{left:52%;top:14%;width:38%}.th-ob .b+.b{top:42%}.th-ob .c{left:52%;top:70%;width:38%;background:var(--green);color:#fff}
.th-ob .face{width:40px;height:40px;border-radius:50%;background:var(--lime);margin:0 auto 6px;display:grid;place-items:center;font-weight:700;color:var(--green)}

/* project page */
.case-hero{background:var(--soft);padding:56px 0 64px}
.crumbs{font-size:15px;margin-bottom:22px}.crumbs a{color:var(--green);font-weight:500}.crumbs a:hover{text-decoration:underline}
.case-hero h1{font-size:clamp(34px,4.4vw,52px);max-width:820px}
.case-hero .lead{max-width:720px}
.sample-badge{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 14px;font-size:14px;color:var(--text);margin-top:22px}
.sample-badge:before{content:'';width:8px;height:8px;border-radius:50%;background:var(--orange)}
.meta{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:36px}
.meta div{background:#fff;border-radius:14px;padding:16px 18px;border:1px solid var(--line)}
.meta dt{font-size:13px;text-transform:uppercase;letter-spacing:.1em;color:var(--orange-ink);font-weight:600}
.meta dd{margin:4px 0 0;font-weight:500;color:var(--ink)}
.case-body{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.case-body h2{font-size:28px;margin-bottom:12px}
.case-body ul{padding-left:20px;margin:12px 0 0;color:var(--text)}
.case-body li{margin-top:8px}
.demo-wrap{background:linear-gradient(135deg,#eef3e6,#f7f8ef 60%,#fdf1ea);padding:72px 0}
.demo-head{text-align:center;margin-bottom:32px}
.demo-head p{margin-top:10px}
.demo{max-width:820px;margin:0 auto;background:#fff;border-radius:20px;box-shadow:0 30px 60px -25px rgba(22,62,53,.4);overflow:hidden}
.demo-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 22px;background:var(--green);color:#fff;font-weight:500;font-size:15px}
.demo-bar .tag{background:#ffffff22;color:#fff}
.demo-body{padding:28px}
.demo-body h3{font-size:22px}
.demo-body>p{margin-top:8px}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.choice{display:flex;gap:12px;align-items:flex-start;width:100%;text-align:left;border:1.5px solid var(--line);border-radius:12px;padding:13px 15px;font-size:16px;line-height:1.45;margin-top:10px;transition:border-color .15s,background .15s}
.choice:hover{border-color:var(--green);background:#eef3ec}
.choice b{flex:none;display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--soft);color:var(--green);font-size:13px}
.coach{margin-top:18px;background:var(--soft);border-left:4px solid var(--orange);border-radius:12px;padding:16px 18px}
.coach.good{border-left-color:#2f7a5c}
.coach h4{margin:0 0 4px;font-size:17px}
.coach p{color:var(--ink);font-size:15px}
.bubble{background:var(--soft);border-radius:16px 16px 16px 4px;padding:14px 16px;margin-top:14px;color:var(--ink);max-width:560px}
.bubble small{display:block;font-size:13px;color:var(--orange-ink);font-weight:600;margin-bottom:2px}
.sys{font-size:14px;color:var(--text);background:#f2f4f0;border-radius:10px;padding:10px 14px;margin-top:12px}
.mood{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text)}
.mood-track{display:flex;gap:4px}
.mood-track i{width:22px;height:8px;border-radius:4px;background:#e3e7e1;transition:background .3s}
.mood-track i.on{background:var(--orange)}
.mood-track.calm i.on{background:#2f7a5c}
.result{text-align:center;padding:10px 0}
.result .big{font-size:44px;font-weight:700;color:var(--green)}
.result ul{text-align:left;max-width:520px;margin:16px auto 0;color:var(--text)}
/* phishing */
.email{border:1px solid var(--line);border-radius:14px;margin-top:18px;overflow:hidden}
.email-head{background:#f6f7f3;padding:14px 18px;font-size:15px;border-bottom:1px solid var(--line)}
.email-head div+div{margin-top:4px}
.email-head span{color:var(--text);display:inline-block;width:64px}
.email-body{padding:18px;font-size:16px;color:var(--ink)}
.email-body p{color:var(--ink);margin-top:10px}
.hot{border-radius:6px;padding:1px 4px;margin:-1px -4px;text-align:left;font-size:inherit;line-height:inherit;color:inherit;transition:background .15s,outline-color .15s;outline:2px dashed transparent}
.hot:hover{background:#fff1ea}
.hot.found{background:#ffe1d4;outline-color:var(--orange)}
.hot.ok{background:#eef3ec}
.fake-link{color:#1d5fbf;text-decoration:underline}
.attach{display:inline-flex;gap:8px;align-items:center;border:1px solid var(--line);border-radius:10px;padding:8px 12px;margin-top:14px;font-size:14px}
.counter{font-weight:600;color:var(--green)}
.clues{list-style:none;padding:0;margin:14px 0 0}
.clues li{background:#fff7f2;border-radius:10px;padding:10px 14px;margin-top:8px;font-size:15px;color:var(--ink)}
.clues li b{color:var(--orange-ink)}
.quick-email{border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin-top:16px}
.quick-email .from{font-size:14px;color:var(--text)}
.quick-email .subj{font-weight:600;margin-top:4px;color:var(--ink)}
.quick-email p{margin-top:6px;font-size:15px}
.button.alt{background:#fff;color:var(--green);border-color:#cdd7c9}
.button.alt:hover{border-color:var(--green);background:#fff}
/* onboarding */
.tabs{display:flex;gap:6px;flex-wrap:wrap;border-bottom:1px solid var(--line);padding:0 22px;background:#fafbf8}
.tabs button{padding:14px 10px;font-weight:500;color:var(--text);border-bottom:3px solid transparent;margin-bottom:-1px}
.tabs button[aria-selected=true]{color:var(--green);border-bottom-color:var(--green)}
.people{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:18px}
.person{text-align:left;border:1.5px solid var(--line);border-radius:14px;padding:16px;display:flex;gap:12px;align-items:flex-start;transition:border-color .15s,background .15s}
.person:hover{border-color:var(--green)}
.person[aria-expanded=true]{background:#f3f6ee;border-color:var(--green)}
.person .face{flex:none;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-weight:700;color:var(--green);background:var(--lime)}
.person b{display:block;color:var(--ink)}
.person small{display:block;color:var(--text);font-size:14px}
.person .reveal{margin-top:8px;font-size:15px;color:var(--ink)}
.order{list-style:none;padding:0;margin:18px 0 0;counter-reset:s}
.order li{display:flex;align-items:center;gap:12px;border:1.5px solid var(--line);border-radius:12px;padding:10px 12px;margin-top:8px;background:#fff;transition:border-color .2s,background .2s}
.order li:before{counter-increment:s;content:counter(s);flex:none;display:grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--soft);color:var(--green);font-weight:600;font-size:13px}
.order li span{flex:1;color:var(--ink)}
.order li.right{border-color:#2f7a5c;background:#f0f6ef}
.order li.wrong{border-color:var(--orange);background:#fff5f0}
.order .mv{width:34px;height:34px;border-radius:8px;border:1px solid var(--line);color:var(--green);font-size:16px}
.order .mv:hover:not(:disabled){border-color:var(--green)}
.order .mv:disabled{opacity:.3;cursor:default}
.checklist{list-style:none;padding:0;margin:16px 0 0}
.checklist label{display:flex;gap:12px;align-items:flex-start;font-weight:400;margin:0;padding:10px 0;border-bottom:1px solid var(--line);cursor:pointer;color:var(--ink)}
.checklist input{width:20px;height:20px;flex:none;margin-top:2px;accent-color:var(--green)}
.bar{height:8px;background:var(--soft);border-radius:8px;overflow:hidden;margin-top:14px}
.bar span{display:block;height:100%;width:0;background:var(--green);transition:width .3s}
.next-steps{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center}
@media (max-width:980px){.work-cards{grid-template-columns:1fr 1fr}.meta{grid-template-columns:1fr 1fr}}
@media (max-width:700px){.work-cards,.case-body,.people{grid-template-columns:1fr}.case-body{gap:28px}.demo-body{padding:20px}.tabs{padding:0 10px}.tabs button{padding:12px 6px;font-size:15px}.demo-wrap{padding:48px 0}}
/* course (Rise-style) */
.demo.course{max-width:1000px}
.course-grid{display:grid;grid-template-columns:240px 1fr;min-height:520px}
.course-nav{background:#fafbf8;border-right:1px solid var(--line);padding:18px 12px}
.course-nav button{display:flex;gap:10px;align-items:center;width:100%;text-align:left;padding:10px;border-radius:10px;font-size:15px;color:var(--text)}
.course-nav button[aria-current=true]{background:var(--lime);color:var(--ink);font-weight:600}
.course-nav .dot{flex:none;width:22px;height:22px;border-radius:50%;border:2px solid #cfd6cb;display:grid;place-items:center;font-size:12px;color:#fff}
.course-nav .dot.done{background:var(--green);border-color:var(--green)}
.course-main{padding:36px 44px;max-width:680px}
.course-main .lesson-no{font-size:14px;font-weight:600;color:var(--orange-ink);text-transform:uppercase;letter-spacing:.1em}
.course-main h3{font-size:28px;margin-top:6px}
.course-main>p{margin-top:12px}
.callout{margin-top:20px;background:var(--soft);border-radius:12px;padding:16px 18px;color:var(--ink);border-left:4px solid var(--green)}
.acc{margin-top:18px;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.acc button{display:flex;justify-content:space-between;width:100%;text-align:left;padding:14px 16px;font-weight:600;border-top:1px solid var(--line)}
.acc button:first-child{border-top:0}
.acc button:after{content:'+';color:var(--green);font-size:20px;line-height:1}
.acc button[aria-expanded=true]:after{content:'\2212'}
.acc .panel{padding:0 16px 14px;color:var(--text)}
.flips{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px}
.flip{min-height:150px;border-radius:14px;padding:16px;text-align:left;font-size:15px;line-height:1.45;border:1.5px solid var(--line);background:#fff;color:var(--ink);transition:background .2s}
.flip b{display:block;font-size:17px;margin-bottom:6px}
.flip small{display:block;margin-top:10px;color:var(--orange-ink);font-weight:600}
.flip.flipped{background:var(--green);color:#fff;border-color:var(--green)}
.continue{display:flex;justify-content:center;margin-top:30px;padding-top:24px;border-top:1px solid var(--line)}
/* simulation */
.app{border:1px solid #cfd6cb;border-radius:12px;overflow:hidden;margin-top:16px;font-size:14px;position:relative;background:#fff}
.app-top{display:flex;gap:4px;align-items:center;background:#24313b;color:#fff;padding:8px 12px}
.app-top b{margin-right:16px;font-size:14px}
.app-tab{padding:6px 12px;border-radius:6px;color:#c9d3da;font-size:14px}
.app-tab.on{background:#3a4b58;color:#fff}
.app-main{padding:16px;min-height:230px}
.app table{width:100%;border-collapse:collapse}
.app th{text-align:left;font-size:12px;color:#6b7680;font-weight:500;padding:6px 8px;border-bottom:1px solid #e5e9ec}
.app td{padding:9px 8px;border-bottom:1px solid #eef1f3;color:#26323a}
.app tr.row{cursor:pointer}
.app tr.row:hover td{background:#f4f8fb}
.app .abtn{padding:7px 14px;border-radius:6px;background:#2f6fb5;color:#fff;font-size:14px}
.app .abtn.grey{background:#e8ecef;color:#26323a}
.app .field{display:block;margin-top:12px}
.app .field span{display:block;font-size:12px;color:#6b7680;margin-bottom:4px}
.app .opt{display:block;width:100%;text-align:left;padding:8px 10px;border:1px solid #d6dde2;border-radius:6px;margin-top:6px}
.app .toast{background:#e5f4ea;color:#1d6b3a;border-radius:8px;padding:12px;font-weight:500}
.app [data-hit]{position:relative}
.app .glow{outline:3px solid var(--orange);outline-offset:2px;border-radius:6px;animation:pulse 1.2s infinite}
@keyframes pulse{50%{outline-color:#ffc4ad}}
@media (prefers-reduced-motion:reduce){.app .glow{animation:none}}
.caption{margin-top:12px;background:#24313b;color:#fff;border-radius:10px;padding:10px 14px;font-size:15px}
.modes{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px}
.mode{border:1.5px solid var(--line);border-radius:14px;padding:18px;text-align:left}
.mode:hover{border-color:var(--green);background:#f3f6ee}
.mode b{display:block;font-size:18px;color:var(--ink)}
.mode span{font-size:15px;color:var(--text)}
.sim-status{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-top:12px;font-size:15px;color:var(--text)}
/* video */
.player{border-radius:14px;overflow:hidden;background:#000;aspect-ratio:16/9}
.player video{display:block;width:100%;height:100%}
@media (max-width:820px){.course-grid{grid-template-columns:1fr}.course-nav{display:flex;overflow-x:auto;gap:4px;border-right:0;border-bottom:1px solid var(--line);padding:10px}.course-nav button{white-space:nowrap;width:auto}.course-main{padding:24px 20px}.flips,.modes{grid-template-columns:1fr}}
.th-co{background:linear-gradient(135deg,#f7f8ef,#e9edbd)}
.th-co .a{left:7%;top:12%;width:38%;bottom:12%;padding:10px}
.th-co .ln{font-size:11px;padding:5px 6px;border-radius:6px;color:var(--text)}
.th-co .ln.on{color:var(--green)}.th-co .ln.cur{background:var(--lime);color:var(--ink);font-weight:600}
.th-co .b{left:50%;right:7%;top:12%;bottom:12%}
.th-co .b small{display:block;font-size:9px;color:var(--orange-ink);font-weight:600;letter-spacing:.08em}
.th-co .b b{display:block;font-size:13px;margin-top:2px}
.th-co .line,.th-sim .trow{height:6px;background:#eef0ec;border-radius:4px;margin-top:8px}
.th-co .pill{display:inline-block;margin-top:12px;background:var(--green);color:#fff;border-radius:999px;padding:3px 10px;font-size:10px}
.th-sim{background:linear-gradient(135deg,#e6edf3,#f6f8fa)}
.th-sim .a{left:8%;right:8%;top:10%;bottom:24%;padding:0;overflow:hidden}
.th-sim .appbar{display:flex;gap:10px;background:#24313b;color:#fff;padding:6px 10px;font-size:11px}
.th-sim .appbar span{color:#c9d3da}
.th-sim .trow{margin:10px 10px 0;height:10px}
.th-sim .trow.hl{background:#dce9f6}
.th-sim .ab{position:absolute;right:10px;bottom:10px;background:#2f6fb5;color:#fff;border-radius:5px;padding:3px 8px;font-size:10px;outline:2px solid var(--orange);outline-offset:2px}
.th-sim .b{left:8%;bottom:6%;background:#24313b;color:#fff;font-size:11px}
.th-vid{background:#163e35}
.th-vid img{width:100%;height:100%;object-fit:cover;display:block}
.th-vid .playbtn{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:54px;height:54px;border-radius:50%;background:#ffffffe6;color:var(--green);display:grid;place-items:center;font-size:20px;padding-left:4px}
.th-vid .cap{left:50%;bottom:8%;transform:translateX(-50%);background:#000000b3;color:#fff;white-space:nowrap;font-size:11px}