/* Dakterbari design tokens — centralized palette used by Phase 2 UI.
   Keep visual changes here; avoid changing page markup for color corrections. */
:root{
 --dkt-color-172b3a:#172b3a; --dkt-color-f4f8fb:#f4f8fb; --dkt-color-fff:#ffffff;
 --dkt-color-e4edf2:#e4edf2; --dkt-color-12304a:#12304a; --dkt-color-0d9488:#0d9488;
 --dkt-color-087f8c:#087f8c; --dkt-color-087f8c24:rgba(8,127,140,.14); --dkt-color-066b75:#066b75;
 --dkt-color-d5e2e9:#d5e2e9; --dkt-color-e2f5f3:#e2f5f3; --dkt-color-637584:#637584;
 --dkt-color-294556:#294556; --dkt-color-334e5e:#334e5e; --dkt-color-d9f5e8:#d9f5e8; --dkt-color-087f62:#087f62;
 --dkt-color-7c8b96:#7c8b96; --dkt-color-12304a25:rgba(18,48,74,.15); --dkt-color-ffffff0d:rgba(255,255,255,.05);
 --dkt-color-09263a22:rgba(9,38,58,.13); --dkt-color-edf1f4:#edf1f4; --dkt-color-dff7ed:#dff7ed;
 --dkt-color-e7eef2:#e7eef2; --dkt-color-71818c:#71818c; --dkt-color-f3f8fa:#f3f8fa;
 --dkt-color-e0f3f1:#e0f3f1; --dkt-color-6b7c88:#6b7c88; --dkt-color-e0eaf0:#e0eaf0;
 --dkt-color-12304a0d:rgba(18,48,74,.05); --dkt-color-70818e:#70818e; --dkt-color-f0f5f7:#f0f5f7;
 --dkt-color-12304a0c:rgba(18,48,74,.05); --dkt-color-cedde5:#cedde5; --dkt-color-087f8c18:rgba(8,127,140,.09);
 --dkt-color-fff3db:#fff3db; --dkt-color-78551a:#78551a; --dkt-color-e2f7eb:#e2f7eb; --dkt-color-126447:#126447;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,"Noto Sans Bengali",sans-serif;color:var(--dkt-color-172b3a);background:var(--dkt-color-f4f8fb)}a{text-decoration:none;color:inherit}button,input{font:inherit}.topbar{height:76px;background:var(--dkt-color-fff);border-bottom:1px solid var(--dkt-color-e4edf2);display:flex;align-items:center;justify-content:space-between;padding:0 max(22px,calc((100% - 1160px)/2));gap:18px}.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:20px;color:var(--dkt-color-12304a)}.logo{width:42px;height:42px;border-radius:13px;background:linear-gradient(135deg,var(--dkt-color-0d9488),var(--dkt-color-12304a));display:grid;place-items:center;color:white;font-weight:900}.navlinks{display:flex;gap:10px;align-items:center}.btn{display:inline-flex;justify-content:center;align-items:center;padding:12px 18px;border-radius:11px;border:1px solid transparent;font-weight:750;cursor:pointer}.btn-primary{background:var(--dkt-color-087f8c);color:var(--dkt-color-fff);box-shadow:0 7px 18px var(--dkt-color-087f8c24)}.btn-primary:hover{background:var(--dkt-color-066b75)}.btn-outline{border-color:var(--dkt-color-d5e2e9);background:var(--dkt-color-fff);color:var(--dkt-color-12304a)}.hero{max-width:1160px;margin:auto;padding:78px 22px 58px;display:grid;grid-template-columns:1.08fr .92fr;gap:55px;align-items:center;min-height:580px}.eyebrow{display:inline-flex;padding:8px 12px;background:var(--dkt-color-e2f5f3);color:var(--dkt-color-087f8c);border-radius:30px;font-weight:800;font-size:12px;letter-spacing:.04em}.hero h1{font-size:clamp(36px,4.2vw,57px);line-height:1.08;letter-spacing:-.04em;color:var(--dkt-color-12304a);margin:22px 0}.hero h1 span{color:var(--dkt-color-087f8c)}.bn-head{font-size:clamp(22px,2.5vw,30px);line-height:1.4;margin:0 0 14px}.lead{font-size:16px;line-height:1.9;color:var(--dkt-color-637584);max-width:610px}.checks{display:grid;gap:12px;margin:24px 0;color:var(--dkt-color-294556)}.checks div:before{content:"✓";display:inline-grid;place-items:center;margin-right:10px;background:var(--dkt-color-d9f5e8);color:var(--dkt-color-087f62);border-radius:50%;width:22px;height:22px;font-weight:900}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}.micro{font-size:12px;color:var(--dkt-color-7c8b96);margin-top:22px}.preview{background:linear-gradient(145deg,var(--dkt-color-12304a),var(--dkt-color-087f8c));border-radius:28px;padding:22px;box-shadow:0 30px 70px var(--dkt-color-12304a25);position:relative;overflow:hidden}.preview:before{content:"";position:absolute;width:240px;height:240px;border-radius:50%;background:var(--dkt-color-ffffff0d);right:-80px;top:-90px}.dash{position:relative;background:var(--dkt-color-fff);border-radius:18px;padding:20px;box-shadow:0 12px 30px var(--dkt-color-09263a22)}.dash-top{display:flex;justify-content:space-between;gap:10px;align-items:center;border-bottom:1px solid var(--dkt-color-edf1f4);padding-bottom:16px}.dot{background:var(--dkt-color-dff7ed);color:var(--dkt-color-087f62);padding:6px 10px;border-radius:30px;font-size:11px;font-weight:800}.mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;margin-top:15px}.mini-card{border:1px solid var(--dkt-color-e7eef2);border-radius:12px;padding:15px}.mini-card small{color:var(--dkt-color-71818c)}.mini-card strong{display:block;font-size:25px;color:var(--dkt-color-12304a);margin-top:8px}.task{margin-top:14px;padding:13px;border-radius:12px;background:var(--dkt-color-f3f8fa);display:flex;gap:10px;align-items:center;font-size:13px}.task-icon{width:34px;height:34px;display:grid;place-items:center;background:var(--dkt-color-e0f3f1);border-radius:10px;color:var(--dkt-color-087f8c)}.features{background:var(--dkt-color-fff);padding:52px 22px}.features-inner{max-width:1160px;margin:auto}.features h2{text-align:center;font-size:29px;color:var(--dkt-color-12304a)}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:28px}.feature{border:1px solid var(--dkt-color-e4edf2);border-radius:17px;padding:22px}.feature h3{margin:12px 0 8px}.feature p{color:var(--dkt-color-6b7c88);line-height:1.7;font-size:14px}.footer{padding:25px;text-align:center;color:var(--dkt-color-7c8b96);font-size:12px}.auth-wrap{min-height:calc(100vh - 140px);display:grid;place-items:center;padding:30px 16px}.auth-card{width:min(100%,510px);background:var(--dkt-color-fff);border:1px solid var(--dkt-color-e0eaf0);border-radius:22px;padding:30px;box-shadow:0 20px 60px var(--dkt-color-12304a0d)}.auth-card h1{margin:0 0 8px;color:var(--dkt-color-12304a)}.muted{color:var(--dkt-color-70818e);line-height:1.7}.tabs{display:flex;gap:7px;background:var(--dkt-color-f0f5f7);padding:5px;border-radius:12px;margin:22px 0}.tabs a{flex:1;text-align:center;padding:10px;border-radius:9px;font-weight:750;font-size:14px}.tabs a.active{background:var(--dkt-color-fff);color:var(--dkt-color-087f8c);box-shadow:0 2px 8px var(--dkt-color-12304a0c)}.field{display:grid;gap:7px;margin:14px 0}.field label{font-size:13px;font-weight:750;color:var(--dkt-color-334e5e)}.field input{width:100%;border:1px solid var(--dkt-color-cedde5);border-radius:10px;padding:13px;outline:none}.field input:focus{border-color:var(--dkt-color-087f8c);box-shadow:0 0 0 3px var(--dkt-color-087f8c18)}.form-submit{width:100%;margin-top:8px}.message{padding:12px;border-radius:10px;background:var(--dkt-color-fff3db);color:var(--dkt-color-78551a);font-size:14px;margin:12px 0}.message.ok{background:var(--dkt-color-e2f7eb);color:var(--dkt-color-126447)}.hidden{display:none!important}@media(max-width:850px){.hero{grid-template-columns:1fr;gap:32px;padding-top:48px}.preview{max-width:620px}.feature-grid{grid-template-columns:1fr}.topbar{padding:0 16px}.hero h1{font-size:43px}}@media(max-width:480px){.topbar{height:68px}.brand{font-size:17px}.logo{width:36px;height:36px}.navlinks{gap:6px}.navlinks .btn{padding:10px 12px;font-size:13px}.hero{padding:40px 17px}.hero h1{font-size:37px}.hero-actions .btn{width:100%}.preview{padding:12px;border-radius:20px}.dash{padding:14px}.auth-card{padding:22px}.mini-card{padding:11px}}