/* ============================================================
   HỮU CƠ BẬC CAO — Shop theme (phong cách Nông Nghiệp Phố)
   Xanh #009B49 · giá đỏ · Lato · sàn TMĐT vật tư nông nghiệp
   ============================================================ */
:root{
  --green:#009B49; --green-d:#06793C; --green-dd:#04532a; --green-l:#2EB346;
  --green-50:#eef8f1; --green-100:#d7eede;
  --red:#e11414; --red-d:#b70e0e;
  --orange:#f26522; --amber:#ffcf33;
  --ink:#222; --ink2:#555; --muted:#8a8f89;
  --line:#e6e9e5; --bg:#f4f6f3; --card:#fff;
  --radius:8px; --shadow:0 2px 10px rgba(0,0,0,.07); --shadow-h:0 8px 26px rgba(0,0,0,.14);
  --font:"Lato","Be Vietnam Pro",-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--font);color:var(--ink);background:var(--bg);font-size:15px;line-height:1.55}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{width:min(1240px,94%);margin:0 auto}

/* ---------- Top green bar ---------- */
.topbar{background:linear-gradient(180deg,var(--green),var(--green-d));color:#fff}
.topbar-in{display:flex;align-items:center;gap:22px;padding:14px 0}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand .mark{width:42px;height:42px;border-radius:50%;background:#fff;color:var(--green-d);display:grid;place-items:center;font-size:22px;font-weight:900}
.brand b{font-size:20px;font-weight:900;letter-spacing:.2px;line-height:1.05;display:block}
.brand span{font-size:11px;opacity:.9;letter-spacing:.5px}
.search{flex:1;max-width:560px;position:relative}
.search form{display:flex;background:#fff;border-radius:6px;overflow:hidden;box-shadow:0 1px 0 rgba(0,0,0,.05)}
.search input{flex:1;border:none;padding:11px 14px;font-size:15px;font-family:inherit;outline:none;color:var(--ink)}
.search button{background:var(--amber);border:none;color:var(--green-dd);padding:0 18px;font-size:18px;cursor:pointer}
.search .kw{display:flex;gap:12px;flex-wrap:wrap;margin-top:6px;font-size:12px;opacity:.92}
.search .kw a:hover{text-decoration:underline}
.tb-item{display:flex;align-items:center;gap:9px;flex-shrink:0}
.tb-item .ic{font-size:22px;opacity:.95}
.tb-item .tt{font-size:11px;opacity:.85;line-height:1.2}
.tb-item .vv{font-size:15px;font-weight:800;line-height:1.15}
.tb-cart{position:relative}
.tb-cart .badge{position:absolute;top:-6px;right:-8px;background:var(--amber);color:var(--green-dd);font-size:11px;font-weight:800;border-radius:50%;width:18px;height:18px;display:grid;place-items:center}
@media(max-width:900px){.search .kw,.tb-item .tt,.tb-item .vv{display:none}.topbar-in{gap:14px}}

/* ---------- Nav bar ---------- */
.navbar{background:#fff;border-bottom:2px solid var(--green);position:sticky;top:0;z-index:50;box-shadow:0 2px 8px rgba(0,0,0,.06)}
.navbar-in{display:flex;align-items:stretch;gap:0}
.catbtn{background:var(--green-d);color:#fff;display:flex;align-items:center;gap:10px;font-weight:800;font-size:15px;padding:0 20px;width:270px;flex-shrink:0;text-transform:uppercase;letter-spacing:.3px;cursor:pointer}
.catbtn .ic{font-size:18px}
.navmenu{display:flex;align-items:center;gap:4px;flex:1;flex-wrap:wrap}
.navmenu a{padding:15px 15px;font-weight:700;font-size:14.5px;color:var(--ink);text-transform:uppercase;letter-spacing:.2px}
.navmenu a:hover,.navmenu a.active{color:var(--green-d)}
.navtoggle{display:none;background:none;border:none;font-size:26px;color:var(--green-d);padding:0 14px;cursor:pointer}
@media(max-width:1040px){.catbtn{width:auto}.navmenu a{padding:15px 10px}}
@media(max-width:860px){
  .catbtn{display:none}
  .navtoggle{display:block}
  .navmenu{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;box-shadow:var(--shadow);border-bottom:2px solid var(--green)}
  .navmenu.open{display:flex}
  .navmenu a{padding:14px 5%;border-top:1px solid var(--line)}
}

/* ---------- Layout: sidebar + main ---------- */
.shell{display:grid;grid-template-columns:270px 1fr;gap:20px;padding:20px 0}
@media(max-width:980px){.shell{grid-template-columns:1fr}.sidebar{display:none}}
.sidebar{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;align-self:start}
.sidebar h4{background:var(--green-d);color:#fff;font-size:14px;text-transform:uppercase;letter-spacing:.3px;padding:12px 16px;display:flex;align-items:center;gap:8px}
.sidebar ul{list-style:none}
.sidebar li a{display:flex;align-items:center;gap:10px;padding:11px 16px;font-size:14px;font-weight:600;color:var(--ink2);border-top:1px solid var(--line)}
.sidebar li a:hover{background:var(--green-50);color:var(--green-d)}
.sidebar li a .ic{font-size:16px}

/* ---------- Hero ---------- */
.hero{background:linear-gradient(120deg,var(--green-50),#fff 60%);border:1px solid var(--line);border-radius:var(--radius);padding:26px 30px;display:flex;align-items:center;gap:24px;position:relative;overflow:hidden}
.hero-txt h1{font-size:clamp(24px,3.4vw,36px);color:var(--green-d);font-weight:900;line-height:1.12;letter-spacing:-.5px;text-transform:uppercase}
.hero-txt .phone{display:flex;align-items:center;gap:10px;margin:12px 0 8px;font-size:clamp(22px,3vw,32px);font-weight:900;color:var(--green)}
.hero-txt .ship{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:var(--green-d)}
.hero-txt .sub{margin-top:10px;color:var(--ink2);font-size:15px;max-width:52ch}
.starburst{margin-left:auto;flex-shrink:0;width:150px;height:150px;background:var(--red);color:#fff;display:grid;place-items:center;text-align:center;font-weight:900;font-size:19px;line-height:1.1;text-transform:uppercase;clip-path:polygon(50% 0,61% 12%,78% 6%,79% 24%,96% 27%,88% 43%,100% 55%,84% 63%,90% 81%,72% 79%,66% 96%,50% 86%,34% 96%,28% 79%,10% 81%,16% 63%,0 55%,12% 43%,4% 27%,21% 24%,22% 6%,39% 12%);transform:rotate(-8deg)}
@media(max-width:640px){.starburst{display:none}.hero{padding:22px}}

/* ---------- Trust row ---------- */
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:16px}
@media(max-width:860px){.trust{grid-template-columns:repeat(2,1fr)}}
@media(max-width:520px){.trust{grid-template-columns:1fr}}
.trust .t{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;display:flex;align-items:center;gap:12px}
.trust .t .ic{font-size:30px;color:var(--green);flex-shrink:0}
.trust .t b{display:block;font-size:15px;color:var(--green-d)}
.trust .t span{font-size:12.5px;color:var(--ink2)}

/* ---------- Product section ---------- */
.psec{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-top:18px;overflow:hidden}
.psec-head{display:flex;align-items:center;gap:12px;background:linear-gradient(90deg,var(--green-d),var(--green));color:#fff;padding:12px 18px}
.psec-head h2{font-size:18px;font-weight:900;text-transform:uppercase;letter-spacing:.4px;margin:0}
.psec-head .ic{font-size:20px}
.psec-head .more{margin-left:auto;font-size:13px;font-weight:700;opacity:.95}
.psec-head .more:hover{text-decoration:underline}
.pgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
@media(max-width:1040px){.pgrid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:760px){.pgrid{grid-template-columns:repeat(2,1fr)}}
.pcard{border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px;display:flex;flex-direction:column;position:relative;background:#fff;transition:box-shadow .15s,z-index .15s}
.pcard:hover{box-shadow:var(--shadow-h);z-index:2}
.pcard .disc{position:absolute;top:10px;left:10px;background:var(--red);color:#fff;font-size:12px;font-weight:800;padding:2px 8px;border-radius:4px;z-index:1}
.pcard .tag{position:absolute;top:10px;right:10px;background:var(--green);color:#fff;font-size:11px;font-weight:800;padding:2px 8px;border-radius:4px;z-index:1}
.pcard .tag.hot{background:var(--orange)}
.pcard .pimg{aspect-ratio:1/1;background:#fff;display:grid;place-items:center;margin-bottom:10px}
.pcard .pimg img{width:100%;height:100%;object-fit:cover;border-radius:6px}
.pcard h3{font-size:13.5px;font-weight:700;line-height:1.35;color:var(--ink);min-height:56px;margin-bottom:8px}
.pcard h3 a:hover{color:var(--green-d)}
.pcard .prow{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap;margin-top:auto}
.pcard .price{font-size:18px;font-weight:900;color:var(--red)}
.pcard .old{font-size:13px;color:var(--muted);text-decoration:line-through}
.pcard .call{font-size:15px;font-weight:800;color:var(--green-d)}
.pcard .buy{margin-top:10px;display:block;text-align:center;background:var(--green);color:#fff;font-weight:800;font-size:14px;padding:9px;border-radius:6px;text-transform:uppercase;letter-spacing:.3px}
.pcard .buy:hover{background:var(--green-d)}
.pcard .buy.orange{background:var(--orange)}
.pcard .buy.orange:hover{background:#d9531a}

/* ---------- Cẩm nang / blog ---------- */
.bsec{margin-top:18px}
.bsec .psec-head{background:linear-gradient(90deg,var(--green-d),var(--green))}
.bgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;padding:16px}
@media(max-width:820px){.bgrid{grid-template-columns:1fr}}
.bcard{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;transition:box-shadow .15s,transform .15s}
.bcard:hover{box-shadow:var(--shadow-h);transform:translateY(-3px)}
.bcard img{aspect-ratio:16/9;object-fit:cover;width:100%}
.bcard .bd{padding:14px}
.bcard .cat{font-size:11.5px;font-weight:800;color:var(--green);text-transform:uppercase;letter-spacing:.4px}
.bcard h3{font-size:16px;line-height:1.35;margin:5px 0 7px;color:var(--ink)}
.bcard h3 a:hover{color:var(--green-d)}
.bcard p{font-size:13.5px;color:var(--ink2)}
.bcard .rm{color:var(--orange);font-weight:800;font-size:13.5px;margin-top:6px;display:inline-block}

/* ---------- Founder strip ---------- */
.founder{background:#fff;border:1px solid var(--line);border-radius:var(--radius);margin-top:18px;padding:22px;display:grid;grid-template-columns:200px 1fr;gap:22px;align-items:center}
@media(max-width:640px){.founder{grid-template-columns:1fr}}
.founder img{border-radius:var(--radius);width:100%}
.founder h2{color:var(--green-d);font-size:22px;font-weight:900;margin-bottom:8px}
.founder p{color:var(--ink2);font-size:14.5px;margin-bottom:8px}

/* ---------- Footer ---------- */
.foot{background:var(--green-dd);color:#cfe6d6;margin-top:26px}
.foot-in{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:30px;padding:36px 0 26px}
@media(max-width:860px){.foot-in{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.foot-in{grid-template-columns:1fr}}
.foot h4{color:#fff;font-size:15px;margin-bottom:12px;text-transform:uppercase;letter-spacing:.3px}
.foot ul{list-style:none}
.foot li{margin-bottom:8px;font-size:14px}
.foot a:hover{color:#fff}
.foot .fb{font-size:19px;font-weight:900;color:#fff;display:flex;align-items:center;gap:9px;margin-bottom:10px}
.foot .fb .mark{width:34px;height:34px;border-radius:50%;background:#fff;color:var(--green-d);display:grid;place-items:center;font-weight:900}
.foot-bot{border-top:1px solid rgba(255,255,255,.14);padding:14px 0;text-align:center;font-size:13px;color:#9dc4a9}

/* ---------- Floating contact ---------- */
.floats{position:fixed;right:16px;bottom:20px;z-index:80;display:flex;flex-direction:column;gap:12px}
.floats a{width:54px;height:54px;border-radius:50%;display:grid;place-items:center;color:#fff;font-size:24px;font-weight:800;box-shadow:0 6px 18px rgba(0,0,0,.25);animation:pulse 2s infinite}
.floats .fa-phone{background:var(--red)}
.floats .fa-zalo{background:#0068ff;font-size:15px;font-weight:900}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(0,0,0,.25)}70%{box-shadow:0 0 0 12px rgba(0,0,0,0)}100%{box-shadow:0 0 0 0 rgba(0,0,0,0)}}

/* section spacing helper */
.section-note{font-size:13px;color:var(--muted);padding:0 18px 16px;margin-top:-4px}