/* ==========================================================================
   TechSyntar K-12 Interactive Learning Lab
   Child-friendly, colorful, brand-aligned (navy + red) — Comic Sans family
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Baloo+2:wght@500;600;700;800&display=swap');

:root{
  --navy:#1c2b7a;
  --navy-deep:#16215e;
  --red:#c62222;
  --red-soft:#e34a4a;
  --yellow:#ffc94d;
  --green:#33b98a;
  --teal:#2bb6c4;
  --purple:#8a5cd1;
  --orange:#ff9a3d;
  --ink:#20264a;
  --muted:#5c648c;
  --paper:#ffffff;
  --cream:#fdf9f0;
  --sky:#eef3ff;
  --line:#e4e8fb;
  --shadow:0 10px 30px rgba(28,43,122,.12);
  --shadow-lg:0 22px 55px rgba(28,43,122,.20);
  --radius:22px;
  --radius-sm:14px;
  --font:"Comic Sans MS","Chalkboard SE","Comic Neue",cursive,system-ui,sans-serif;
  --font-elegant:"Baloo 2","Comic Sans MS",system-ui,sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  color:var(--ink);
  background:var(--sky);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--navy);text-decoration:none;}
a:hover{color:var(--red);}
h1,h2,h3,h4{line-height:1.15;margin:0 0 .4em;color:var(--navy);}
h1{font-size:clamp(2.1rem,5vw,3.6rem);}
h2{font-size:clamp(1.7rem,3.5vw,2.6rem);}
p{margin:0 0 1em;}
.container{width:min(1180px,92vw);margin-inline:auto;}
.center{text-align:center;}
.muted{color:var(--muted);}

/* ---- Decorative butterfly confetti backdrop ---- */
.sky-bg{position:relative;overflow:hidden;}
.butterfly{position:absolute;font-size:1.6rem;opacity:.25;user-select:none;pointer-events:none;
  animation:flutter 9s ease-in-out infinite;}
@keyframes flutter{
  0%,100%{transform:translateY(0) rotate(-6deg);}
  50%{transform:translateY(-18px) rotate(8deg);}
}

/* ---- Buttons ---- */
.btn{display:inline-flex;align-items:center;gap:.5rem;border:none;cursor:pointer;
  font-family:var(--font);font-size:1.05rem;font-weight:bold;padding:.85rem 1.6rem;
  border-radius:999px;transition:transform .15s ease,box-shadow .15s ease,background .2s;}
.btn:active{transform:translateY(1px) scale(.99);}
.btn-primary{background:var(--red);color:#fff;box-shadow:0 8px 0 #9c1717;}
.btn-primary:hover{background:var(--red-soft);color:#fff;transform:translateY(-2px);box-shadow:0 10px 0 #9c1717;}
.btn-navy{background:var(--navy);color:#fff;box-shadow:0 8px 0 #10184a;}
.btn-navy:hover{background:#26399a;color:#fff;transform:translateY(-2px);}
.btn-yellow{background:var(--yellow);color:var(--navy-deep);box-shadow:0 8px 0 #d99f1f;}
.btn-yellow:hover{transform:translateY(-2px);color:var(--navy-deep);}
.btn-ghost{background:#fff;color:var(--navy);border:3px solid var(--navy);}
.btn-ghost:hover{background:var(--sky);color:var(--navy);}
.btn-lg{font-size:1.2rem;padding:1rem 2rem;}
.btn-block{width:100%;justify-content:center;}

/* ---- Header / Nav ---- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);border-bottom:3px solid var(--line);}
.nav{display:flex;align-items:center;gap:1rem;padding:.6rem 0;}
.brand{display:flex;align-items:center;gap:.7rem;font-weight:bold;color:var(--navy);}
.brand img{width:64px;height:64px;border-radius:16px;object-fit:cover;box-shadow:0 4px 14px rgba(0,0,0,.14);background:#fff;}
.site-header,.footer{font-family:var(--font-elegant);}
.site-header .brand,.footer .brand{font-family:var(--font-elegant);}
.nav-links a{font-family:var(--font-elegant);}
.brand b{font-size:1.2rem;line-height:1;font-weight:800;letter-spacing:.01em;color:var(--navy);}
.brand span{display:block;font-size:.74rem;color:var(--navy);letter-spacing:.06em;font-weight:600;text-transform:uppercase;}
.nav-links{display:flex;gap:.3rem;margin-left:auto;align-items:center;flex-wrap:wrap;}
.nav-links a{padding:.5rem .85rem;border-radius:999px;font-weight:bold;color:var(--navy);}
.nav-links a:hover,.nav-links a.active{background:var(--sky);color:var(--red);}
.nav-toggle{display:none;margin-left:auto;background:var(--navy);color:#fff;border:none;
  width:46px;height:46px;border-radius:12px;font-size:1.4rem;cursor:pointer;}

/* ---- Hero ---- */
.hero{background:
    radial-gradient(1200px 400px at 15% -10%,rgba(255,201,77,.35),transparent 60%),
    radial-gradient(900px 500px at 100% 0,rgba(43,182,196,.28),transparent 55%),
    linear-gradient(180deg,#f4f7ff,#eaf0ff);
  padding:3.5rem 0 4rem;}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:2.5rem;align-items:center;}
.hero-badge{display:inline-flex;align-items:center;gap:.5rem;background:#fff;
  border:3px solid var(--yellow);color:var(--navy);font-weight:bold;
  padding:.4rem 1rem;border-radius:999px;box-shadow:var(--shadow);margin-bottom:1rem;}
.hero h1 .hl{color:var(--red);}
.hero-lead{font-size:1.2rem;color:var(--muted);max-width:34ch;}
.hero-cta{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.4rem;}
.hero-art{position:relative;background:#fff;border-radius:var(--radius);padding:1.4rem;
  box-shadow:var(--shadow-lg);border:4px solid #fff;}
.hero-art .card-mini{display:flex;align-items:center;gap:.8rem;background:var(--sky);
  border-radius:var(--radius-sm);padding:.8rem 1rem;margin-bottom:.7rem;font-weight:bold;}
.hero-art .card-mini:last-child{margin-bottom:0;}
.emoji-badge{width:46px;height:46px;display:grid;place-items:center;border-radius:12px;
  font-size:1.5rem;background:#fff;box-shadow:0 4px 10px rgba(0,0,0,.08);}

/* ---- Stat strip ---- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-top:2.5rem;}
.stat{background:#fff;border-radius:var(--radius);padding:1.3rem;text-align:center;
  box-shadow:var(--shadow);border-bottom:6px solid var(--yellow);}
.stat:nth-child(2){border-color:var(--green);}
.stat:nth-child(3){border-color:var(--teal);}
.stat:nth-child(4){border-color:var(--purple);}
.stat b{display:block;font-size:2rem;color:var(--navy);}
.stat span{color:var(--muted);font-size:.95rem;}

/* ---- Sections ---- */
.section{padding:4rem 0;}
.section-tag{display:inline-block;background:var(--red);color:#fff;font-weight:bold;
  padding:.35rem 1rem;border-radius:999px;font-size:.9rem;margin-bottom:.8rem;}
.section-head{max-width:60ch;margin-bottom:2.2rem;}
.section-head.center{margin-inline:auto;}

/* ---- Cards grid ---- */
.grid{display:grid;gap:1.4rem;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}
.card{background:#fff;border-radius:var(--radius);padding:1.6rem;box-shadow:var(--shadow);
  transition:transform .18s ease,box-shadow .18s ease;border:3px solid transparent;}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--line);}
.card .ico{width:60px;height:60px;border-radius:16px;display:grid;place-items:center;
  font-size:2rem;margin-bottom:.9rem;background:var(--sky);}
.card h3{font-size:1.25rem;}
.card p{color:var(--muted);margin:0;}
.c-yellow .ico{background:#fff6dd;}
.c-green .ico{background:#e2f7ef;}
.c-teal .ico{background:#e0f6f9;}
.c-purple .ico{background:#f1eafb;}
.c-red .ico{background:#fde7e7;}
.c-orange .ico{background:#fff0e0;}

/* ---- Audience tabs ---- */
.tabs{display:flex;gap:.6rem;flex-wrap:wrap;justify-content:center;margin-bottom:1.8rem;}
.tab{background:#fff;border:3px solid var(--line);color:var(--navy);font-family:var(--font);
  font-weight:bold;font-size:1.05rem;padding:.7rem 1.4rem;border-radius:999px;cursor:pointer;
  transition:all .15s;}
.tab:hover{border-color:var(--yellow);}
.tab.active{background:var(--navy);color:#fff;border-color:var(--navy);}
.tab-panel{display:none;}
.tab-panel.active{display:block;animation:fadein .3s ease;}
@keyframes fadein{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:none;}}
.audience-panel{display:grid;grid-template-columns:1fr 1fr;gap:2rem;align-items:center;
  background:#fff;border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow);}
.audience-panel ul{list-style:none;padding:0;margin:0;}
.audience-panel li{display:flex;gap:.6rem;align-items:flex-start;margin-bottom:.7rem;font-weight:bold;color:var(--ink);}
.audience-panel li::before{content:"✔";color:var(--green);font-weight:bold;}
.audience-visual{background:linear-gradient(135deg,var(--navy),#33429e);border-radius:var(--radius-sm);
  padding:2rem;color:#fff;min-height:220px;display:flex;flex-direction:column;justify-content:center;gap:.8rem;}
.audience-visual .big{font-size:3rem;}

/* ---- How it works steps ---- */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem;}
.step{background:#fff;border-radius:var(--radius);padding:1.6rem;box-shadow:var(--shadow);position:relative;}
.step::before{counter-increment:step;content:counter(step);position:absolute;top:-18px;left:1.4rem;
  width:44px;height:44px;background:var(--red);color:#fff;border-radius:50%;display:grid;place-items:center;
  font-size:1.3rem;font-weight:bold;box-shadow:0 6px 0 #9c1717;}
.step h3{margin-top:.9rem;}

/* ---- Placeholder image ---- */
.ph{background-image:repeating-linear-gradient(45deg,#eef2ff 0 12px,#e3e9ff 12px 24px);
  border:2px dashed #b9c3ee;border-radius:var(--radius-sm);display:grid;place-items:center;
  color:var(--muted);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.8rem;
  text-align:center;padding:1rem;min-height:180px;}

/* ---- Testimonials ---- */
.quote{background:#fff;border-radius:var(--radius);padding:1.8rem;box-shadow:var(--shadow);
  border-top:6px solid var(--teal);}
.quote:nth-child(2){border-color:var(--orange);}
.quote:nth-child(3){border-color:var(--purple);}
.quote p{font-size:1.05rem;color:var(--ink);}
.quote .who{display:flex;align-items:center;gap:.7rem;margin-top:1rem;font-weight:bold;}
.avatar{width:46px;height:46px;border-radius:50%;background:var(--sky);display:grid;place-items:center;font-size:1.3rem;}

/* ---- FAQ ---- */
.faq{max-width:820px;margin-inline:auto;}
.faq-item{background:#fff;border-radius:var(--radius-sm);box-shadow:var(--shadow);margin-bottom:.9rem;overflow:hidden;}
.faq-q{width:100%;text-align:left;background:none;border:none;font-family:var(--font);font-weight:bold;
  font-size:1.1rem;color:var(--navy);padding:1.1rem 1.3rem;cursor:pointer;display:flex;justify-content:space-between;gap:1rem;}
.faq-q .chev{transition:transform .2s;color:var(--red);}
.faq-item.open .chev{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 1.3rem;color:var(--muted);}
.faq-item.open .faq-a{max-height:320px;padding-bottom:1.2rem;}

/* ---- CTA band ---- */
.cta-band{background:linear-gradient(135deg,var(--navy),var(--navy-deep));color:#fff;
  border-radius:var(--radius);padding:3rem;text-align:center;position:relative;overflow:hidden;}
.cta-band h2{color:#fff;}
.cta-band p{color:#cdd6ff;max-width:50ch;margin-inline:auto;}

/* ---- Footer ---- */
.footer{background:var(--navy-deep);color:#cdd6ff;padding:3rem 0 1.5rem;margin-top:1rem;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2rem;}
.footer h4{color:#fff;font-size:1rem;}
.footer a{color:#cdd6ff;display:block;padding:.25rem 0;}
.footer a:hover{color:var(--yellow);}
.footer .brand b{color:#fff;}
.footer .brand span{color:var(--yellow);}
.footer .brand img{width:72px;height:72px;border-radius:18px;box-shadow:0 6px 16px rgba(0,0,0,.3);}
.footer-bottom{border-top:1px solid #2c3a86;margin-top:2rem;padding-top:1.2rem;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem;font-size:.9rem;}

/* ---- Page hero (interior pages) ---- */
.page-hero{background:linear-gradient(135deg,var(--navy),#33429e);color:#fff;padding:3rem 0;}
.page-hero h1{color:#fff;}
.page-hero p{color:#d5ddff;max-width:60ch;}

/* ---- Standards page ---- */
.std-controls{display:flex;gap:.8rem;flex-wrap:wrap;align-items:center;margin:1.6rem 0;}
.std-search{flex:1;min-width:220px;font-family:var(--font);font-size:1rem;padding:.8rem 1.1rem;
  border:3px solid var(--line);border-radius:999px;}
.std-search:focus{outline:none;border-color:var(--navy);}
.chip{font-family:var(--font);font-weight:bold;font-size:.9rem;padding:.5rem 1rem;border-radius:999px;
  border:3px solid var(--line);background:#fff;cursor:pointer;color:var(--navy);}
.chip.active{color:#fff;border-color:transparent;}
.legend{display:flex;flex-wrap:wrap;gap:.6rem;margin:1rem 0 1.6rem;}
.legend .dot{display:inline-flex;align-items:center;gap:.4rem;font-size:.85rem;font-weight:bold;color:var(--muted);}
.legend .dot i{width:14px;height:14px;border-radius:4px;display:inline-block;}
.state-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:.8rem;}
.state-card{background:#fff;border-radius:var(--radius-sm);padding:1rem;box-shadow:var(--shadow);
  cursor:pointer;border-left:8px solid var(--navy);transition:transform .15s;}
.state-card:hover{transform:translateY(-4px);}
.state-card .code{font-size:1.5rem;font-weight:bold;color:var(--navy);}
.state-card .nm{font-size:.85rem;color:var(--ink);font-weight:bold;line-height:1.2;}
.state-card .fw{font-size:.75rem;color:#fff;font-weight:bold;padding:.15rem .5rem;border-radius:999px;
  display:inline-block;margin-top:.4rem;}

/* modal */
.modal{position:fixed;inset:0;background:rgba(22,33,94,.55);display:none;place-items:center;z-index:100;padding:1rem;}
.modal.open{display:grid;animation:fadein .2s;}
.modal-box{background:#fff;border-radius:var(--radius);max-width:560px;width:100%;padding:2rem;box-shadow:var(--shadow-lg);
  max-height:88vh;overflow:auto;}
.modal-box h2{margin-top:0;}
.modal-close{float:right;background:var(--sky);border:none;width:40px;height:40px;border-radius:50%;
  font-size:1.3rem;cursor:pointer;color:var(--navy);}
.fw-pill{display:inline-block;color:#fff;font-weight:bold;padding:.3rem .9rem;border-radius:999px;margin:.3rem 0 1rem;}
.fw-line{display:flex;gap:.6rem;padding:.7rem 0;border-bottom:1px solid var(--line);}
.fw-line b{min-width:80px;color:var(--navy);}

/* ---- Subjects page ---- */
.subj-switch{display:flex;gap:.6rem;justify-content:center;margin-bottom:2rem;}
.domain-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:.8rem;}
.domain{background:#fff;border-radius:var(--radius-sm);padding:1rem 1.1rem;box-shadow:var(--shadow);
  font-weight:bold;color:var(--navy);display:flex;align-items:center;gap:.6rem;border-left:6px solid var(--yellow);}
.domain .n{width:30px;height:30px;border-radius:8px;background:var(--sky);display:grid;place-items:center;font-size:.85rem;color:var(--muted);flex:none;}
.pathway{display:flex;gap:.6rem;overflow-x:auto;padding:1rem 0;}
.path-step{flex:none;background:#fff;border-radius:var(--radius-sm);padding:1rem;min-width:150px;box-shadow:var(--shadow);
  border-top:5px solid var(--teal);text-align:center;font-weight:bold;color:var(--navy);}
.path-step small{display:block;color:var(--muted);font-weight:normal;font-size:.75rem;margin-top:.3rem;}

/* ---- Login ---- */
.login-wrap{min-height:calc(100vh - 84px);display:grid;place-items:center;padding:2rem 1rem;
  background:radial-gradient(900px 400px at 20% 0,rgba(255,201,77,.3),transparent),var(--sky);}
.login-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);width:min(520px,100%);padding:2.2rem;}
.login-card .logo{width:80px;height:80px;margin:0 auto 1rem;border-radius:50%;box-shadow:var(--shadow);}
.roles{display:grid;grid-template-columns:repeat(2,1fr);gap:.8rem;margin:1.2rem 0;}
.role{border:3px solid var(--line);border-radius:var(--radius-sm);padding:1rem;text-align:center;cursor:pointer;
  font-weight:bold;color:var(--navy);transition:all .15s;background:#fff;font-family:var(--font);}
.role .big{font-size:2rem;display:block;}
.role:hover{border-color:var(--yellow);}
.role.active{border-color:var(--navy);background:var(--sky);}
.field{margin-bottom:1rem;}
.field label{display:block;font-weight:bold;color:var(--navy);margin-bottom:.3rem;}
.field input{width:100%;font-family:var(--font);font-size:1rem;padding:.8rem 1rem;border:3px solid var(--line);border-radius:var(--radius-sm);}
.field input:focus{outline:none;border-color:var(--navy);}

/* ---- Dashboard ---- */
.dash{display:grid;grid-template-columns:240px 1fr;gap:0;min-height:calc(100vh - 84px);}
.dash-side{background:var(--navy);color:#fff;padding:1.5rem 1rem;}
.dash-side .side-link{display:flex;align-items:center;gap:.6rem;padding:.7rem .9rem;border-radius:12px;
  color:#cdd6ff;font-weight:bold;cursor:pointer;margin-bottom:.3rem;}
.dash-side .side-link:hover,.dash-side .side-link.active{background:#2c3a9e;color:#fff;}
.dash-main{padding:1.8rem;background:var(--sky);max-width:1120px;margin-inline:auto;width:100%;}
.selector-bar{display:flex;gap:.8rem;flex-wrap:wrap;background:#fff;border-radius:var(--radius);
  padding:1.1rem;box-shadow:var(--shadow);margin-bottom:1.5rem;align-items:end;}
.sel{display:flex;flex-direction:column;gap:.3rem;font-weight:bold;color:var(--navy);font-size:.85rem;}
.sel select{font-family:var(--font);font-size:1rem;padding:.6rem .9rem;border:3px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);}
.dash-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-bottom:1.5rem;}
.metric{background:#fff;border-radius:var(--radius);padding:1.2rem;box-shadow:var(--shadow);border-bottom:6px solid var(--green);}
.metric:nth-child(2){border-color:var(--teal);}
.metric:nth-child(3){border-color:var(--orange);}
.metric:nth-child(4){border-color:var(--purple);}
.metric b{font-size:1.8rem;color:var(--navy);display:block;}
.metric span{color:var(--muted);font-size:.85rem;}
.progress{height:14px;background:var(--line);border-radius:999px;overflow:hidden;margin-top:.5rem;}
.progress i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--green),var(--teal));}
.panel{background:#fff;border-radius:var(--radius);padding:1.5rem;box-shadow:var(--shadow);margin-bottom:1.5rem;}
.panel h3{margin-top:0;}
.skill-row{display:flex;align-items:center;gap:1rem;padding:.7rem 0;border-bottom:1px solid var(--line);}
.skill-row:last-child{border-bottom:none;}
.skill-row .nm{flex:1;font-weight:bold;color:var(--ink);}
.skill-row .bar{flex:2;}
.badge-wrap{display:flex;gap:1rem;flex-wrap:wrap;}
.badge{width:100px;text-align:center;font-weight:bold;color:var(--navy);font-size:.8rem;}
.badge .medal{width:70px;height:70px;border-radius:50%;display:grid;place-items:center;font-size:2rem;margin:0 auto .4rem;
  background:radial-gradient(circle at 35% 30%,#fff2c9,var(--yellow));box-shadow:var(--shadow);}
.badge.locked{opacity:.45;filter:grayscale(1);}

/* ---- Interactive lesson (drag/drop quiz) ---- */
.lesson{background:#fff;border-radius:var(--radius);padding:1.8rem;box-shadow:var(--shadow);}
.lesson .prompt{font-size:1.2rem;font-weight:bold;color:var(--navy);margin-bottom:1rem;}
.drop-zones{display:flex;gap:1rem;flex-wrap:wrap;margin:1.2rem 0;}
.dropzone{flex:1;min-width:150px;min-height:90px;border:3px dashed #b9c3ee;border-radius:var(--radius-sm);
  padding:.8rem;display:flex;flex-direction:column;gap:.5rem;background:var(--sky);}
.dropzone.over{border-color:var(--green);background:#e6f8f0;}
.dropzone h4{margin:0;font-size:.95rem;color:var(--muted);text-align:center;}
.tokens{display:flex;gap:.7rem;flex-wrap:wrap;margin-top:1rem;}
.token{background:var(--yellow);color:var(--navy-deep);font-weight:bold;padding:.6rem 1.1rem;border-radius:999px;
  cursor:grab;box-shadow:0 5px 0 #d99f1f;user-select:none;}
.token:active{cursor:grabbing;}
.token.placed{background:var(--green);color:#fff;box-shadow:0 5px 0 #248a67;}
.lesson-feedback{margin-top:1rem;font-weight:bold;min-height:1.5em;}
.lesson-feedback.good{color:var(--green);}
.lesson-feedback.bad{color:var(--red);}

/* ---- App overflow safety ---- */
.panel,.metric,.card,.domain,.path-step,.skill-row{min-width:0;}
.panel{overflow-wrap:anywhere;}
.domain-grid{grid-template-columns:repeat(auto-fill,minmax(190px,1fr));}
.metric b{overflow-wrap:anywhere;}
.skill-row{flex-wrap:wrap;}
.skill-row .nm{min-width:120px;}
.pathway{scrollbar-width:thin;}

/* ---- Responsive ---- */
@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr;}
  .grid-3,.grid-4,.steps{grid-template-columns:1fr 1fr;}
  .stats{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .audience-panel{grid-template-columns:1fr;}
  .dash{grid-template-columns:1fr;}
  .dash-side{display:flex;flex-wrap:wrap;gap:.4rem;}
  .dash-side .side-link{margin:0;flex:1 1 auto;justify-content:center;}
  .dash-cards{grid-template-columns:1fr 1fr;}
  .dash-main{padding:1.2rem;}
}
@media(max-width:880px){
  .nav-links{display:none;position:absolute;top:84px;left:0;right:0;flex-direction:column;
    background:#fff;padding:1rem;box-shadow:var(--shadow);border-bottom:3px solid var(--line);align-items:stretch;gap:.2rem;}
  .nav-links.open{display:flex;}
  .nav-links a{padding:.8rem 1rem;}
  .nav-toggle{display:block;}
}
@media(max-width:640px){
  .grid-3,.grid-4,.grid-2,.steps,.stats,.footer-grid,.dash-cards,.roles{grid-template-columns:1fr;}
  .cta-band,.audience-panel,.login-card{padding:1.5rem;}
  .brand img{width:54px;height:54px;border-radius:14px;}
  .brand b{font-size:1.05rem;}
  .selector-bar{flex-direction:column;align-items:stretch;}
  .sel{width:100%;}
  .sel select{width:100%;}
  .domain-grid{grid-template-columns:1fr;}
  .metric b{font-size:1.5rem;}
}