/* ==================================================================
   Shared page-level styles
   ================================================================== */

body.home-page,
body.elearning-page,
body.lesson-page,
body.quiz-page{
  background:#000;
}

/* Keep topbar readable on every page */
.shared-topbar{
  position:absolute;
  top:0;
  left:0;
  right:0;
}

/* ---------------- HOME ---------------- */
.home-hero{
  min-height:760px;
  display:flex;
  align-items:center;
  padding:170px 0 90px;
  position:relative;
  overflow:hidden;
  background:
    linear-gradient(90deg,rgba(0,0,0,.95) 0%,rgba(0,0,0,.72) 48%,rgba(0,0,0,.22) 100%),
    radial-gradient(circle at 77% 42%,rgba(99,137,76,.43),transparent 21%),
    radial-gradient(circle at 88% 60%,rgba(186,162,116,.28),transparent 17%),
    linear-gradient(145deg,#11180f,#000 68%);
}
.home-hero::before{
  content:"";
  position:absolute;
  right:-8%;
  bottom:-18%;
  width:58%;
  height:65%;
  border-radius:50% 50% 0 0;
  background:linear-gradient(155deg,#5e864e,#264324);
  transform:rotate(-7deg);
  opacity:.86;
}
.home-hero::after{
  content:"";
  position:absolute;
  right:8%;
  top:20%;
  width:240px;
  height:240px;
  border:1px solid rgba(255,255,255,.14);
  border-radius:50%;
  box-shadow:
    -100px 160px 0 -70px rgba(186,162,116,.35),
    140px 180px 0 -60px rgba(143,179,106,.28);
}
.home-hero-content{
  position:relative;
  z-index:2;
  max-width:780px;
}
.home-eyebrow{
  color:var(--accent);
  text-transform:uppercase;
  letter-spacing:4px;
  font-size:11px;
  margin-bottom:18px;
}
.home-hero h1{
  margin:0;
  font-size:clamp(48px,7vw,90px);
  line-height:1.02;
  font-weight:300;
  letter-spacing:-2px;
}
.home-hero h1 em{
  display:block;
  font-style:normal;
  color:var(--farm);
}
.home-hero p{
  max-width:650px;
  color:#bbb;
  font-size:17px;
  margin:25px 0 0;
}
.home-actions{
  display:flex;
  flex-wrap:wrap;
  gap:24px;
  margin-top:34px;
}
.home-actions a{
  color:#fff;
  padding-bottom:7px;
  border-bottom:1px solid rgba(255,255,255,.5);
}
.home-actions a.primary{
  color:var(--accent);
  border-color:var(--accent);
}
.home-section{
  padding:90px 0;
  border-top:1px solid #181818;
}
.home-section-head{
  display:grid;
  grid-template-columns:.75fr 1.25fr;
  gap:70px;
  margin-bottom:52px;
}
.home-section-head h2{
  margin:0;
  font-size:38px;
  font-weight:300;
  color:var(--accent);
}
.home-section-head p{
  margin:0;
  color:#a5a5a5;
}
.home-feature-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  background:#292929;
  border:1px solid #292929;
}
.home-feature{
  background:#0b0d0a;
  min-height:250px;
  padding:34px;
}
.home-feature .num{
  color:#666;
  font-size:11px;
  letter-spacing:2px;
}
.home-feature .icon{
  display:block;
  font-size:44px;
  margin:30px 0 22px;
}
.home-feature h3{
  font-size:21px;
  font-weight:400;
  margin:0 0 10px;
}
.home-feature p{
  margin:0;
  color:#858585;
  font-size:13px;
}
.home-cta{
  display:grid;
  grid-template-columns:1fr auto;
  gap:30px;
  align-items:center;
  padding:45px 0;
  border-top:1px solid #2a2a2a;
  border-bottom:1px solid #2a2a2a;
}
.home-cta h3{
  margin:0;
  font-size:30px;
  font-weight:300;
}
.home-cta p{
  margin:8px 0 0;
  color:#888;
}
.home-cta a{
  color:var(--accent);
  border-bottom:1px solid var(--accent);
  padding-bottom:6px;
}

/* ---------------- E-LEARNING FLIPBOOK LIST ---------------- */
.elearning-stage{
  min-height:720px;
  padding:175px 0 100px;
  background:#000;
}
.elearning-heading{
  text-align:center;
  margin-bottom:58px;
}
.elearning-heading .kicker{
  color:var(--farm);
  letter-spacing:3px;
  font-size:11px;
  text-transform:uppercase;
}
.elearning-heading h1{
  font-size:42px;
  line-height:1.25;
  font-weight:300;
  color:var(--accent);
  margin:10px 0 12px;
}
.elearning-heading p{
  max-width:730px;
  margin:0 auto;
  color:#909090;
}
.dflip-books{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:46px 34px;
  max-width:1050px;
  margin:0 auto;
}
.smart-dflip-thumb{
  min-height:420px!important;
  background:#111!important;
  border:1px solid #262626!important;
  box-shadow:0 14px 36px rgba(0,0,0,.44)!important;
  transition:transform .25s ease, box-shadow .25s ease!important;
}
.smart-dflip-thumb:hover{
  transform:translateY(-7px);
  box-shadow:0 25px 55px rgba(0,0,0,.62)!important;
}
.smart-dflip-thumb .df-book-title{
  background:rgba(0,0,0,.72)!important;
  color:#fff!important;
}
.elearning-note{
  max-width:1050px;
  margin:50px auto 0;
  padding:18px;
  border:1px solid #302a20;
  color:#777;
  font-size:12px;
}

/* Responsive */
@media(max-width:900px){
  .home-section-head{grid-template-columns:1fr;gap:20px}
  .home-feature-grid{grid-template-columns:1fr}
  .home-cta{grid-template-columns:1fr}
  .dflip-books{grid-template-columns:1fr 1fr}
  .smart-dflip-thumb{min-height:320px!important}
}
@media(max-width:560px){
  .home-hero{min-height:680px;padding-top:135px}
  .home-hero h1{font-size:48px}
  .home-section{padding:65px 0}
  .elearning-stage{padding-top:140px}
  .dflip-books{grid-template-columns:1fr}
}

/* ==================================================================
   E-LEARNING / Mobile-first redesign
   Base = phones. Enhance progressively for tablets/desktops.
   ================================================================== */
.elearning-main{
  background:#050605;
  color:#fff;
}

.elearning-hero{
  position:relative;
  overflow:hidden;
  padding:128px 0 44px;
  background:
    radial-gradient(circle at 88% 25%,rgba(128,163,91,.20),transparent 26%),
    radial-gradient(circle at 10% 90%,rgba(186,162,116,.12),transparent 28%),
    linear-gradient(180deg,#0b0e0a 0%,#050605 100%);
  border-bottom:1px solid #1a1d19;
}
.elearning-hero::after{
  content:"";
  position:absolute;
  width:250px;
  height:250px;
  right:-105px;
  bottom:-105px;
  border:1px solid rgba(143,179,106,.16);
  border-radius:50%;
}
.elearning-hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  gap:32px;
}
.elearning-eyebrow{
  display:block;
  margin-bottom:14px;
  color:var(--farm);
  font-size:10px;
  line-height:1.4;
  font-weight:600;
  letter-spacing:2.6px;
}
.elearning-hero-copy h1{
  margin:0;
  max-width:780px;
  font-size:clamp(38px,11vw,58px);
  line-height:1.04;
  font-weight:300;
  letter-spacing:-1.5px;
}
.elearning-hero-copy h1 em{
  display:inline-block;
  margin-top:6px;
  color:var(--accent);
  font-style:normal;
}
.elearning-hero-copy p{
  max-width:680px;
  margin:20px 0 0;
  color:#a7aca5;
  font-size:14px;
  line-height:1.75;
}
.elearning-hero-actions{
  display:flex;
  flex-direction:column;
  align-items:stretch;
  gap:12px;
  margin-top:28px;
}
.elearning-primary-action,
.elearning-text-action{
  min-height:48px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
}
.elearning-primary-action{
  color:#11130f;
  background:var(--accent);
  padding:0 22px;
}
.elearning-text-action{
  color:#e7e9e5;
  border:1px solid #30342e;
  background:#10120f;
  padding:0 18px;
}

.elearning-summary{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  border:1px solid #252924;
  background:rgba(14,16,13,.72);
}
.summary-item{
  min-width:0;
  padding:16px 10px;
  text-align:center;
}
.summary-item + .summary-item{
  border-left:1px solid #252924;
}
.summary-item strong{
  display:block;
  color:#fff;
  font-size:18px;
  line-height:1.2;
  font-weight:400;
}
.summary-item span{
  display:block;
  margin-top:6px;
  color:#747b72;
  font-size:9px;
  line-height:1.35;
}

.elearning-library{
  padding:46px 0 64px;
  background:#050605;
}
.library-toolbar{
  display:grid;
  gap:22px;
}
.library-title > span{
  color:var(--farm);
  font-size:10px;
  letter-spacing:2.4px;
}
.library-title h2{
  margin:5px 0 5px;
  font-size:30px;
  line-height:1.25;
  font-weight:300;
}
.library-title p{
  margin:0;
  color:#767c74;
  font-size:13px;
}
.course-search{
  min-height:48px;
  display:flex;
  align-items:center;
  gap:10px;
  padding:0 15px;
  border:1px solid #292d27;
  border-radius:14px;
  background:#0d0f0c;
  color:#6e746c;
}
.course-search input{
  width:100%;
  border:0;
  outline:0;
  background:transparent;
  color:#fff;
  font-size:14px;
}
.course-search input::placeholder{color:#666c64}

.course-filters{
  display:flex;
  gap:8px;
  margin:22px -17px 25px;
  padding:0 17px 4px;
  overflow-x:auto;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.course-filters::-webkit-scrollbar{display:none}
.course-filter{
  flex:0 0 auto;
  min-height:40px;
  padding:0 16px;
  border:1px solid #292d27;
  border-radius:999px;
  background:#0d0f0c;
  color:#9aa096;
  cursor:pointer;
  font-size:12px;
}
.course-filter.active{
  border-color:var(--accent);
  color:#0e100d;
  background:var(--accent);
}

.elearning-course-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:14px;
}
.elearning-course-card{
  display:grid;
  grid-template-columns:108px minmax(0,1fr);
  gap:16px;
  padding:12px;
  border:1px solid #222620;
  border-radius:18px;
  background:#0b0d0a;
  box-shadow:0 14px 32px rgba(0,0,0,.16);
}
.elearning-course-card[hidden]{display:none!important}
.course-cover-shell{
  position:relative;
  align-self:start;
  min-width:0;
}
.smart-dflip-thumb{
  width:100%!important;
  min-height:0!important;
  height:auto!important;
  aspect-ratio:.72/1!important;
  margin:0!important;
  border:1px solid #2b3028!important;
  border-radius:10px!important;
  background:#141713!important;
  box-shadow:0 10px 24px rgba(0,0,0,.35)!important;
  overflow:hidden!important;
  cursor:pointer!important;
}
.smart-dflip-thumb .df-book-title{
  display:none!important;
}
.course-open-badge{
  position:absolute;
  left:8px;
  bottom:8px;
  z-index:4;
  padding:4px 7px;
  border-radius:999px;
  background:rgba(0,0,0,.72);
  color:#fff;
  font-size:8px;
  line-height:1;
  letter-spacing:.4px;
  pointer-events:none;
}
.course-card-copy{
  min-width:0;
  display:flex;
  flex-direction:column;
  padding:2px 2px 2px 0;
}
.course-card-topline{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:8px;
  margin-bottom:7px;
}
.course-number{
  color:var(--farm);
  font-size:8px;
  line-height:1.2;
  letter-spacing:1.25px;
}
.course-level{
  flex:0 0 auto;
  padding:3px 7px;
  border-radius:999px;
  background:#171a15;
  color:#8b9188;
  font-size:8px;
}
.course-card-copy h3{
  margin:0;
  font-size:17px;
  line-height:1.3;
  font-weight:400;
  color:#f2f4ef;
}
.course-card-copy p{
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin:7px 0 0;
  color:#777e75;
  font-size:11px;
  line-height:1.55;
}
.course-card-meta{
  display:flex;
  flex-wrap:wrap;
  gap:5px 10px;
  margin:9px 0 10px;
  color:#6f766d;
  font-size:9px;
}
.course-open-button{
  width:100%;
  min-height:38px;
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:0 12px;
  border:1px solid #2e332c;
  border-radius:10px;
  background:#121510;
  color:#d8dbd5;
  cursor:pointer;
  font-size:11px;
}
.course-open-button span{
  color:var(--accent);
  font-size:16px;
}
.course-empty-state{
  padding:42px 20px;
  text-align:center;
  border:1px dashed #2d312a;
  border-radius:18px;
  color:#888e85;
}
.course-empty-state strong{
  display:block;
  color:#fff;
  font-size:18px;
  font-weight:400;
}
.course-empty-state p{
  margin:6px 0 0;
  font-size:12px;
}

.elearning-next-step{
  padding:0 0 72px;
  background:#050605;
}
.next-step-grid{
  display:grid;
  gap:22px;
  padding:28px 0;
  border-top:1px solid #252924;
  border-bottom:1px solid #252924;
}
.next-step-grid span{
  color:var(--farm);
  font-size:9px;
  letter-spacing:2px;
}
.next-step-grid h2{
  margin:7px 0 8px;
  font-size:26px;
  line-height:1.3;
  font-weight:300;
}
.next-step-grid p{
  max-width:650px;
  margin:0;
  color:#777e75;
  font-size:13px;
}
.next-step-grid > a{
  min-height:46px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  align-self:start;
  padding:0 18px;
  border:1px solid var(--accent);
  border-radius:999px;
  color:var(--accent);
  font-size:12px;
}

/* 480px+ : larger phones */
@media(min-width:480px){
  .elearning-hero-actions{
    flex-direction:row;
    align-items:center;
  }
  .elearning-primary-action,
  .elearning-text-action{
    width:auto;
    min-width:150px;
  }
  .elearning-course-card{
    grid-template-columns:128px minmax(0,1fr);
    gap:18px;
    padding:14px;
  }
  .course-card-copy h3{font-size:19px}
  .course-card-copy p{font-size:12px}
  .course-open-button{min-height:42px}
}

/* 700px+ : tablets */
@media(min-width:700px){
  .elearning-hero{padding:150px 0 64px}
  .elearning-hero-grid{
    grid-template-columns:minmax(0,1fr) 300px;
    align-items:end;
    gap:48px;
  }
  .elearning-hero-copy h1{
    font-size:56px;
  }
  .elearning-hero-copy p{
    font-size:15px;
  }
  .elearning-summary{
    align-self:end;
  }
  .summary-item{
    padding:20px 10px;
  }
  .library-toolbar{
    grid-template-columns:minmax(0,1fr) 300px;
    align-items:end;
  }
  .course-filters{
    margin:24px 0 28px;
    padding:0;
  }
  .elearning-course-grid{
    grid-template-columns:repeat(2,minmax(0,1fr));
    gap:20px;
  }
  .elearning-course-card{
    display:flex;
    flex-direction:column;
    gap:0;
    padding:0;
    overflow:hidden;
    border-radius:20px;
  }
  .course-cover-shell{
    width:100%;
    padding:20px 20px 0;
  }
  .smart-dflip-thumb{
    max-width:230px!important;
    margin:0 auto!important;
    border-radius:12px!important;
  }
  .course-open-badge{
    left:50%;
    bottom:10px;
    transform:translateX(-50%);
  }
  .course-card-copy{
    flex:1;
    padding:20px;
  }
  .course-card-copy h3{font-size:21px}
  .course-card-copy p{
    -webkit-line-clamp:3;
    font-size:12px;
  }
  .course-card-meta{font-size:10px}
  .next-step-grid{
    grid-template-columns:minmax(0,1fr) auto;
    align-items:center;
    padding:34px 0;
  }
}

/* 1024px+ : desktop */
@media(min-width:1024px){
  .elearning-hero{
    min-height:520px;
    display:flex;
    align-items:center;
    padding:165px 0 80px;
  }
  .elearning-hero-grid{
    grid-template-columns:minmax(0,1fr) 360px;
    gap:80px;
  }
  .elearning-hero-copy h1{
    font-size:68px;
    letter-spacing:-2.2px;
  }
  .elearning-summary{
    min-height:120px;
  }
  .summary-item{
    display:flex;
    flex-direction:column;
    justify-content:center;
  }
  .summary-item strong{font-size:23px}
  .elearning-library{
    padding:68px 0 90px;
  }
  .library-title h2{font-size:36px}
  .elearning-course-grid{
    grid-template-columns:repeat(3,minmax(0,1fr));
    gap:24px;
  }
  .course-cover-shell{
    padding:24px 24px 0;
  }
  .smart-dflip-thumb{
    max-width:250px!important;
    transition:transform .25s ease, box-shadow .25s ease!important;
  }
  .course-cover-shell:hover .smart-dflip-thumb{
    transform:translateY(-6px);
    box-shadow:0 20px 38px rgba(0,0,0,.5)!important;
  }
  .course-card-copy{
    padding:22px 24px 24px;
  }
  .course-open-button{
    transition:border-color .2s ease,background .2s ease,color .2s ease;
  }
  .course-open-button:hover{
    border-color:var(--accent);
    background:#17180f;
    color:#fff;
  }
}

/* 1280px+ : generous desktop without stretching content too far */
@media(min-width:1280px){
  .elearning-hero-grid,
  .library-toolbar,
  .elearning-course-grid,
  .next-step-grid{
    max-width:1180px;
    margin-left:auto;
    margin-right:auto;
  }
  .elearning-course-grid{gap:30px}
}


/* ==================================================================
   ABOUT PROJECT • Thai-first project overview
   ================================================================== */
.about-page{
  background:#04100c;
  color:#eef3ed;
}
.about-project-main{
  min-height:100vh;
  padding:150px 0 90px;
  background:
    radial-gradient(circle at 82% 8%,rgba(129,166,91,.15),transparent 25%),
    radial-gradient(circle at 12% 42%,rgba(191,166,107,.08),transparent 27%),
    linear-gradient(180deg,#06130f 0%,#030a08 100%);
}
.about-container{max-width:1180px}
.about-project{display:grid;gap:24px}
.about-project *{box-sizing:border-box}
.about-kicker{
  display:inline-flex;
  width:max-content;
  max-width:100%;
  padding:7px 11px;
  border:1px solid rgba(143,179,106,.28);
  border-radius:999px;
  color:var(--farm);
  background:rgba(15,37,27,.72);
  font-size:10px;
  font-weight:700;
  letter-spacing:1.4px;
  text-transform:uppercase;
}
.about-hero{
  position:relative;
  overflow:hidden;
  padding:36px 28px;
  border:1px solid #1d3c2f;
  border-radius:24px;
  background:linear-gradient(145deg,rgba(11,41,29,.94),rgba(5,23,17,.95));
  box-shadow:0 28px 70px rgba(0,0,0,.24);
}
.about-hero::after{
  content:"";
  position:absolute;
  width:300px;
  height:300px;
  right:-145px;
  top:-145px;
  border:1px solid rgba(188,163,105,.18);
  border-radius:50%;
}
.about-hero-grid{
  position:relative;
  z-index:1;
  display:grid;
  gap:32px;
}
.about-hero h1{
  max-width:760px;
  margin:18px 0 0;
  color:#f3ead4;
  font-size:clamp(38px,7vw,70px);
  line-height:1.05;
  font-weight:300;
  letter-spacing:-1.8px;
}
.about-hero h1 em{color:var(--farm);font-style:normal}
.about-lead{
  max-width:750px;
  margin:20px 0 0;
  color:#aab7af;
  font-size:15px;
  line-height:1.85;
}
.about-hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.about-hero-actions a{
  min-height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:0 17px;
  border:1px solid #315c47;
  border-radius:999px;
  color:#e4ebe5;
  background:#0b2118;
  font-size:12px;
}
.about-hero-actions a:first-child{border-color:var(--accent);color:#14170e;background:var(--accent)}
.about-metrics{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:10px;
}
.about-metric{
  min-height:105px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:16px;
  border:1px solid rgba(255,255,255,.07);
  border-radius:16px;
  background:rgba(3,13,10,.44);
}
.about-metric strong{color:#f1e2bc;font-size:27px;font-weight:400;line-height:1}
.about-metric span{margin-top:8px;color:#809187;font-size:10px;line-height:1.45}
.about-section{
  padding:30px 28px;
  border:1px solid #173126;
  border-radius:22px;
  background:rgba(5,20,15,.72);
}
.about-section-head{display:grid;gap:8px;margin-bottom:24px}
.about-section-head > span{color:var(--farm);font-size:9px;font-weight:700;letter-spacing:2px;text-transform:uppercase}
.about-section-head h2{margin:0;color:#f1eadb;font-size:clamp(25px,4vw,36px);line-height:1.25;font-weight:300}
.about-section-head p{max-width:760px;margin:0;color:#849188;font-size:13px;line-height:1.75}
.about-purpose-grid,.about-learning-grid,.about-zone-grid,.about-iot-grid{display:grid;gap:12px}
.about-card{
  padding:20px;
  border:1px solid #1c352b;
  border-radius:16px;
  background:#081711;
}
.about-card .about-num{display:block;margin-bottom:18px;color:#64776a;font-size:9px;letter-spacing:1.5px}
.about-card h3{margin:0;color:#e8eee9;font-size:17px;font-weight:500;line-height:1.35}
.about-card p{margin:8px 0 0;color:#7f8d84;font-size:12px;line-height:1.7}
.about-learning-card{position:relative;padding-top:22px}
.about-learning-card::before{
  content:"";
  position:absolute;
  top:-1px;
  left:20px;
  width:54px;
  height:2px;
  background:var(--accent);
}
.about-learning-card strong{display:block;color:var(--accent);font-size:10px;letter-spacing:1.2px}
.about-zone-card{min-height:165px}
.about-zone-card small{display:block;margin-bottom:11px;color:#61766a;font-size:9px;letter-spacing:1.5px}
.about-zone-card h3{font-size:18px}
.about-zone-card b{color:#c8d89d;font-weight:500}
.about-system-strip{
  display:grid;
  gap:1px;
  overflow:hidden;
  border:1px solid #1b372b;
  border-radius:17px;
  background:#1b372b;
}
.about-system-strip > div{padding:20px;background:#07140f}
.about-system-strip strong{display:block;color:#eae6d8;font-size:15px;font-weight:500}
.about-system-strip span{display:block;margin-top:7px;color:#75877c;font-size:11px;line-height:1.6}
.about-assessment{
  display:grid;
  gap:22px;
  align-items:center;
}
.about-assessment-copy h2{margin:8px 0 11px;color:#f0e4c8;font-size:clamp(28px,5vw,42px);line-height:1.2;font-weight:300}
.about-assessment-copy p{margin:0;color:#8a998f;font-size:13px;line-height:1.8}
.about-assessment-flow{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.about-assessment-flow div{padding:17px;border:1px solid #254235;border-radius:14px;background:#091a13}
.about-assessment-flow strong{display:block;color:var(--accent);font-size:20px;font-weight:400}
.about-assessment-flow span{display:block;margin-top:5px;color:#7e8c83;font-size:10px;line-height:1.45}
.about-cta{
  display:grid;
  gap:22px;
  align-items:center;
  padding:30px 28px;
  border:1px solid #4c482d;
  border-radius:22px;
  background:linear-gradient(135deg,#171a10,#07140f 72%);
}
.about-cta h2{margin:0;color:#f1e5c8;font-size:30px;line-height:1.25;font-weight:300}
.about-cta p{margin:8px 0 0;color:#818b84;font-size:12px;line-height:1.7}
.about-cta-links{display:flex;flex-wrap:wrap;gap:9px}
.about-cta-links a{min-height:42px;display:inline-flex;align-items:center;padding:0 15px;border:1px solid #3b483b;border-radius:999px;color:#dce4dc;font-size:11px}
.about-cta-links a:last-child{border-color:var(--accent);color:var(--accent)}

@media(min-width:640px){
  .about-project{gap:30px}
  .about-hero{padding:48px 42px}
  .about-purpose-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .about-zone-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .about-iot-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .about-system-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .about-section{padding:38px 36px}
}
@media(min-width:900px){
  .about-project-main{padding-top:170px}
  .about-hero-grid{grid-template-columns:minmax(0,1.5fr) minmax(330px,.7fr);align-items:end;gap:60px}
  .about-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .about-learning-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .about-zone-grid{grid-template-columns:repeat(5,minmax(0,1fr))}
  .about-zone-card{min-height:205px;padding:18px}
  .about-iot-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
  .about-system-strip{grid-template-columns:repeat(4,minmax(0,1fr))}
  .about-assessment{grid-template-columns:minmax(0,1fr) minmax(380px,.9fr);gap:55px}
  .about-assessment-flow{grid-template-columns:repeat(4,minmax(0,1fr))}
  .about-cta{grid-template-columns:minmax(0,1fr) auto;padding:38px 40px}
}
@media(max-width:520px){
  .about-project-main{padding:128px 0 60px}
  .about-hero,.about-section,.about-cta{padding-left:18px;padding-right:18px;border-radius:18px}
  .about-metrics{grid-template-columns:1fr 1fr}
  .about-metric{min-height:92px;padding:13px}
  .about-metric strong{font-size:23px}
  .about-hero-actions a{width:100%}
}