/* ===== Sesufia Life Sciences — Global Stylesheet ===== */
:root{
  --teal:#0e7c86;
  --teal-dark:#0a5b63;
  --blue:#1565c0;
  --blue-dark:#0d47a1;
  --green:#2e9e5b;
  --ink:#123047;
  --slate:#4a5b6b;
  --muted:#6b7a89;
  --bg:#ffffff;
  --bg-alt:#f3f8f9;
  --bg-soft:#eaf3f5;
  --line:#e2ebee;
  --white:#ffffff;
  --shadow:0 10px 30px rgba(18,48,71,.08);
  --shadow-lg:0 20px 50px rgba(18,48,71,.14);
  --radius:16px;
  --grad:linear-gradient(135deg,var(--teal) 0%,var(--blue) 100%);
  --grad-soft:linear-gradient(135deg,#e7f4f5 0%,#e9f1fb 100%);
  --maxw:1180px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --serif:'Georgia','Times New Roman',serif;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);color:var(--slate);background:var(--bg);
  line-height:1.65;font-size:16px;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
h1,h2,h3,h4{color:var(--ink);line-height:1.2;font-weight:800;letter-spacing:-.02em}
h1{font-size:clamp(2rem,5vw,3.4rem)}
h2{font-size:clamp(1.6rem,3.5vw,2.5rem)}
h3{font-size:1.3rem}
a{color:var(--blue);text-decoration:none;transition:.2s}
a:hover{color:var(--blue-dark)}
img{max-width:100%;display:block}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{padding:84px 0}
.bg-alt{background:var(--bg-alt)}
.text-center{text-align:center}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;font-weight:700;font-size:.98rem;
  padding:14px 30px;border-radius:50px;cursor:pointer;border:2px solid transparent;transition:.25s;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(21,101,192,.28)}
.btn-primary:hover{color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(21,101,192,.38)}
.btn-outline{background:transparent;color:var(--teal);border-color:var(--teal)}
.btn-outline:hover{background:var(--teal);color:#fff}
.btn-ghost{background:rgba(255,255,255,.15);color:#fff;border-color:rgba(255,255,255,.6)}
.btn-ghost:hover{background:#fff;color:var(--blue-dark)}

/* ===== Header ===== */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line);transition:.3s}
.site-header.scrolled{box-shadow:0 6px 24px rgba(18,48,71,.08)}
.topbar{background:var(--ink);color:#cfe0e6;font-size:.82rem}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:8px;padding-bottom:8px;flex-wrap:wrap}
.topbar a{color:#cfe0e6}.topbar a:hover{color:#fff}
.topbar .tb-left span{margin-right:20px;white-space:nowrap}
.topbar .tb-social a{margin-left:14px;font-weight:600}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:52px;height:52px}
.brand .bt{display:flex;flex-direction:column;line-height:1.1}
.brand .bt strong{font-family:var(--serif);color:var(--ink);font-size:1.15rem;letter-spacing:.5px}
.brand .bt small{color:var(--teal);font-size:.72rem;letter-spacing:3px;text-transform:uppercase;font-weight:700}
.menu{display:flex;align-items:center;gap:6px;list-style:none}
.menu a{color:var(--ink);font-weight:600;padding:10px 16px;border-radius:8px;font-size:.96rem}
.menu a:hover,.menu a.active{color:var(--blue);background:var(--bg-soft)}
.nav-cta{margin-left:10px}
.burger{display:none;background:none;border:none;cursor:pointer;padding:8px;flex-direction:column;gap:5px}
.burger span{width:26px;height:3px;background:var(--ink);border-radius:3px;transition:.3s}
.burger.open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}

/* ===== Hero ===== */
.hero{position:relative;background:var(--grad);color:#fff;overflow:hidden;padding:110px 0 120px}
.hero::after{content:"";position:absolute;inset:0;background:
  radial-gradient(circle at 80% 20%,rgba(255,255,255,.14),transparent 40%),
  radial-gradient(circle at 15% 90%,rgba(255,255,255,.10),transparent 45%);pointer-events:none}
.hero .container{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center}
.hero h1{color:#fff;margin-bottom:18px}
.hero p.lead{font-size:1.15rem;color:#e7f2fb;max-width:560px;margin-bottom:30px}
.hero .pill{display:inline-block;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);
  padding:7px 16px;border-radius:50px;font-size:.82rem;font-weight:600;letter-spacing:1px;margin-bottom:22px;text-transform:uppercase}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-art{position:relative;display:flex;justify-content:center}
.hero-art .card-float{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);
  backdrop-filter:blur(6px);border-radius:20px;padding:26px;width:100%;max-width:380px}
.hero-art .card-float img{width:120px;margin:0 auto 16px;filter:drop-shadow(0 10px 20px rgba(0,0,0,.2))}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:20px}
.hero-stats div{text-align:center}
.hero-stats b{display:block;font-size:1.7rem;color:#fff}
.hero-stats span{font-size:.75rem;color:#dbe9f5;letter-spacing:.5px}

/* ===== Section heading ===== */
.sec-head{max-width:720px;margin:0 auto 54px;text-align:center}
.sec-head .kicker{color:var(--teal);font-weight:800;letter-spacing:3px;text-transform:uppercase;font-size:.8rem;display:block;margin-bottom:12px}
.sec-head p{color:var(--muted);font-size:1.05rem;margin-top:14px}

/* ===== Cards / grid ===== */
.grid{display:grid;gap:26px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;box-shadow:var(--shadow);transition:.3s;height:100%}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:#cfe3e6}
.card .ico{width:58px;height:58px;border-radius:14px;background:var(--grad-soft);display:flex;align-items:center;justify-content:center;margin-bottom:18px;font-size:1.6rem}
.card h3{margin-bottom:10px}
.card p{color:var(--slate);font-size:.97rem}

/* value pills */
.values{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:10px}
.values span{background:var(--bg-soft);color:var(--teal-dark);font-weight:700;padding:9px 20px;border-radius:50px;font-size:.9rem;border:1px solid var(--line)}

/* ===== Mission/Vision ===== */
.mv{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.mv-card{padding:40px;border-radius:var(--radius);color:#fff;position:relative;overflow:hidden}
.mv-card.mission{background:var(--grad)}
.mv-card.vision{background:linear-gradient(135deg,#124b52,#123047)}
.mv-card h3{color:#fff;font-size:1.5rem;margin-bottom:14px}
.mv-card p{color:#eaf3f5}
.mv-card .big{font-size:2.4rem;opacity:.25;position:absolute;top:20px;right:26px;font-weight:900}

/* ===== Founder ===== */
.founder{display:grid;grid-template-columns:.8fr 1.2fr;gap:44px;align-items:center}
.founder .photo{background:var(--grad-soft);border-radius:24px;padding:36px;text-align:center;box-shadow:var(--shadow)}
.founder .avatar{width:150px;height:150px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-size:3rem;font-weight:800;margin:0 auto 18px;font-family:var(--serif)}
.founder .photo h4{font-size:1.25rem}
.founder .photo small{color:var(--teal);font-weight:700;letter-spacing:.5px}
.founder blockquote{border-left:4px solid var(--teal);padding-left:24px;margin:0 0 18px;font-style:italic;color:var(--ink);font-size:1.12rem;font-family:var(--serif)}
.founder p{margin-bottom:14px}
.founder .sign{font-family:var(--serif);color:var(--teal-dark);font-weight:700;font-size:1.05rem}

/* ===== Product cards ===== */
.prod{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.3s;display:flex;flex-direction:column}
.prod:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.prod .top{height:120px;background:var(--grad-soft);display:flex;align-items:center;justify-content:center;font-size:2.6rem}
.prod .body{padding:26px}
.prod .tag{display:inline-block;background:var(--bg-soft);color:var(--teal-dark);font-size:.72rem;font-weight:800;letter-spacing:1px;text-transform:uppercase;padding:5px 12px;border-radius:50px;margin-bottom:12px}
.prod h3{font-size:1.15rem;margin-bottom:8px}
.prod ul{list-style:none;margin-top:12px}
.prod ul li{font-size:.9rem;color:var(--muted);padding:5px 0 5px 22px;position:relative}
.prod ul li::before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:800}

/* ===== News ===== */
.news{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.3s;display:flex;flex-direction:column}
.news:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.news .thumb{height:170px;background:var(--grad);display:flex;align-items:flex-end;padding:18px;color:#fff}
.news .thumb .cat{background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.4);padding:5px 14px;border-radius:50px;font-size:.75rem;font-weight:700}
.news .body{padding:24px;display:flex;flex-direction:column;flex:1}
.news .date{color:var(--muted);font-size:.82rem;font-weight:600;margin-bottom:8px}
.news h3{font-size:1.12rem;margin-bottom:10px}
.news .body p{font-size:.93rem;flex:1}
.news .rd{margin-top:14px;font-weight:700;color:var(--blue)}

/* ===== Contact ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}
.info-item{display:flex;gap:16px;margin-bottom:24px}
.info-item .ico{flex:0 0 48px;height:48px;border-radius:12px;background:var(--grad-soft);display:flex;align-items:center;justify-content:center;font-size:1.3rem}
.info-item h4{font-size:1.02rem;margin-bottom:3px}
.info-item p,.info-item a{color:var(--slate);font-size:.95rem}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:36px;box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-weight:700;color:var(--ink);font-size:.9rem;margin-bottom:7px}
.field input,.field textarea,.field select{width:100%;padding:13px 15px;border:1.5px solid var(--line);border-radius:10px;font-family:inherit;font-size:.96rem;color:var(--ink);transition:.2s;background:#fbfdfe}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 4px rgba(14,124,134,.12);background:#fff}
.field textarea{resize:vertical;min-height:130px}
.form-note{font-size:.82rem;color:var(--muted);margin-top:10px}
.form-status{margin-top:14px;padding:12px 16px;border-radius:10px;font-weight:600;font-size:.9rem;display:none}
.form-status.ok{display:block;background:#e6f6ec;color:#1d7a3f;border:1px solid #b8e5c7}
.form-status.err{display:block;background:#fdecec;color:#c0392b;border:1px solid #f5c6c6}
.map-wrap{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line)}
.map-wrap iframe{width:100%;height:100%;min-height:340px;border:0;display:block}

/* ===== CTA band ===== */
.cta-band{background:var(--grad);color:#fff;text-align:center;border-radius:24px;padding:56px 30px;margin:0 auto;box-shadow:var(--shadow-lg)}
.cta-band h2{color:#fff;margin-bottom:12px}
.cta-band p{color:#e7f2fb;max-width:560px;margin:0 auto 26px}

/* ===== Page banner ===== */
.page-banner{background:linear-gradient(135deg,#0d3b42,#123047);color:#fff;padding:70px 0;text-align:center}
.page-banner h1{color:#fff}
.page-banner .crumbs{margin-top:12px;color:#bcd3da;font-size:.9rem}
.page-banner .crumbs a{color:#fff}

/* ===== Footer ===== */
.site-footer{background:var(--ink);color:#b7c7d1;padding:64px 0 24px;font-size:.93rem}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;margin-bottom:40px}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:18px}
.site-footer .brand .bt strong{color:#fff}
.site-footer ul{list-style:none}
.site-footer ul li{margin-bottom:10px}
.site-footer a{color:#b7c7d1}.site-footer a:hover{color:#fff}
.site-footer .fbrand p{margin:16px 0;max-width:300px}
.foot-social a{display:inline-flex;width:38px;height:38px;background:rgba(255,255,255,.08);border-radius:10px;align-items:center;justify-content:center;margin-right:8px;color:#fff}
.foot-social a:hover{background:var(--teal)}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.85rem;color:#8ea3af}

/* ===== Floating widgets ===== */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:90;width:60px;height:60px;border-radius:50%;background:#25d366;
  display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(37,211,102,.45);transition:.25s}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:32px;height:32px;fill:#fff}
.chat-toggle{position:fixed;right:22px;bottom:94px;z-index:90;width:60px;height:60px;border-radius:50%;background:var(--grad);
  border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 8px 24px rgba(21,101,192,.4);transition:.25s}
.chat-toggle:hover{transform:scale(1.08)}
.chat-toggle svg{width:30px;height:30px;fill:#fff}
.chat-box{position:fixed;right:22px;bottom:164px;z-index:95;width:340px;max-width:calc(100vw - 44px);background:#fff;border-radius:18px;
  box-shadow:var(--shadow-lg);overflow:hidden;display:none;flex-direction:column;border:1px solid var(--line)}
.chat-box.open{display:flex;animation:pop .25s ease}
@keyframes pop{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:translateY(0)}}
.chat-head{background:var(--grad);color:#fff;padding:16px 18px;display:flex;align-items:center;gap:12px}
.chat-head .dot{width:10px;height:10px;border-radius:50%;background:#7CFC98;box-shadow:0 0 0 3px rgba(124,252,152,.3)}
.chat-head b{font-size:1rem;display:block}
.chat-head small{font-size:.75rem;opacity:.85}
.chat-head .x{margin-left:auto;background:none;border:none;color:#fff;font-size:1.3rem;cursor:pointer;line-height:1}
.chat-body{padding:18px;max-height:280px;overflow-y:auto;background:var(--bg-alt)}
.msg{margin-bottom:12px;max-width:85%}
.msg .b{padding:11px 14px;border-radius:14px;font-size:.9rem;line-height:1.5}
.msg.bot .b{background:#fff;border:1px solid var(--line);color:var(--ink);border-bottom-left-radius:4px}
.msg.me{margin-left:auto}
.msg.me .b{background:var(--blue);color:#fff;border-bottom-right-radius:4px}
.chat-quick{display:flex;flex-wrap:wrap;gap:8px;padding:0 18px 12px;background:var(--bg-alt)}
.chat-quick button{background:#fff;border:1px solid var(--teal);color:var(--teal);font-size:.8rem;font-weight:600;padding:7px 12px;border-radius:50px;cursor:pointer;transition:.2s}
.chat-quick button:hover{background:var(--teal);color:#fff}
.chat-input{display:flex;border-top:1px solid var(--line);background:#fff}
.chat-input input{flex:1;border:none;padding:14px 16px;font-family:inherit;font-size:.9rem}
.chat-input input:focus{outline:none}
.chat-input button{border:none;background:var(--grad);color:#fff;padding:0 20px;cursor:pointer;font-weight:700}

/* ===== Reveal animation ===== */
.reveal{opacity:0;transform:translateY(28px);transition:.7s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ===== Responsive ===== */
@media(max-width:960px){
  .hero .container{grid-template-columns:1fr;gap:34px}
  .hero-art{order:-1}
  .founder{grid-template-columns:1fr;gap:28px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:820px){
  .menu{position:fixed;top:0;right:-100%;height:100vh;width:min(320px,82vw);background:#fff;flex-direction:column;
    align-items:flex-start;padding:90px 26px;gap:6px;box-shadow:-10px 0 40px rgba(0,0,0,.12);transition:right .32s ease;z-index:99}
  .menu.open{right:0}
  .menu a{width:100%;font-size:1.05rem;padding:14px 12px}
  .menu .nav-cta{margin:14px 0 0}
  .burger{display:flex;z-index:100}
  .mv{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .hero-stats b{font-size:1.4rem}
}
@media(max-width:560px){
  section{padding:60px 0}
  .grid-4{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .foot-bottom{justify-content:center;text-align:center}
  .topbar .tb-left{display:none}
  .cta-band{padding:40px 22px}
  .founder .photo,.form-card{padding:26px}
}

/* ===== Content additions (v2) ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.split.rev .split-media{order:2}
.split-media img{width:100%;border-radius:20px;box-shadow:var(--shadow-lg);background:var(--bg-soft)}
.split-body .kicker{color:var(--teal);font-weight:800;letter-spacing:3px;text-transform:uppercase;font-size:.8rem;display:block;margin-bottom:12px}
.split-body h2{margin-bottom:16px}
.split-body p{margin-bottom:14px}
.lead-p{font-size:1.08rem;color:var(--ink)}

/* value cards with svg icon */
.val-ico{width:56px;height:56px;border-radius:14px;background:var(--grad);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.val-ico svg{width:28px;height:28px;fill:none;stroke:#fff;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}

/* quality checklist */
.qlist{list-style:none;margin-top:10px;display:grid;gap:14px}
.qlist li{position:relative;padding:16px 18px 16px 56px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);font-size:.97rem;color:var(--slate)}
.qlist li::before{content:"✓";position:absolute;left:18px;top:50%;transform:translateY(-50%);width:26px;height:26px;background:var(--grad-soft);color:var(--teal-dark);border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:800}
.qlist.two{grid-template-columns:1fr 1fr}

/* stat band */
.stat-band{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat-band .s b{display:block;font-size:2.4rem;color:var(--teal);font-weight:800}
.stat-band .s span{color:var(--muted);font-size:.9rem;font-weight:600}

/* banner molecule overlay */
.page-banner{position:relative;overflow:hidden}
.page-banner::before{content:"";position:absolute;inset:0;background:url('../img/pattern-molecule.svg');background-size:240px;opacity:.9;pointer-events:none}
.page-banner .container{position:relative;z-index:1}

/* pull quote block */
.pullquote{background:var(--grad);color:#fff;border-radius:24px;padding:44px;position:relative;box-shadow:var(--shadow-lg)}
.pullquote p{color:#eaf3f5;font-size:1.15rem;font-family:var(--serif);font-style:italic;line-height:1.6}
.pullquote .mk{font-size:4rem;line-height:.6;opacity:.3;font-family:var(--serif)}

@media(max-width:820px){
  .split{grid-template-columns:1fr;gap:30px}
  .split.rev .split-media{order:0}
  .qlist.two{grid-template-columns:1fr}
  .stat-band{grid-template-columns:1fr 1fr;gap:18px}
}