/* ==========================================================================
   BKC 8 Layer Water Tanks — Bath Kitchen Care Group
   Light, sturdy, mobile-first.
   ========================================================================== */

:root{
  --navy:#0e2a4f;
  --navy-2:#16406f;
  --blue:#2b8ad6;
  --blue-soft:#e7f2fb;
  --sky:#bfe1f7;
  --red:#e0242c;
  --ink:#101c2b;
  --body:#4b5a6d;
  --muted:#7c8a9c;
  --line:#e3e9f1;
  --line-2:#eef3f8;
  --bg:#f6f9fc;
  --bg-2:#eef4fa;
  --white:#fff;
  --wa:#25d366;
  --wa-dark:#1aa851;
  --radius:18px;
  --radius-sm:12px;
  --shadow-sm:0 1px 2px rgba(16,28,43,.05), 0 2px 8px rgba(16,28,43,.05);
  --shadow:0 2px 4px rgba(16,28,43,.04), 0 12px 28px rgba(16,28,43,.08);
  --shadow-lg:0 4px 8px rgba(16,28,43,.05), 0 24px 60px rgba(16,28,43,.12);
  --wrap:1180px;
  --gutter:20px;
  --header-h:66px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;
  --font-head:'Manrope','Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --font-serif:'Playfair Display',Georgia,'Times New Roman',serif;
}

*,*::before,*::after{box-sizing:border-box}

html{
  -webkit-text-size-adjust:100%;
  scroll-behavior:smooth;
  scroll-padding-top:calc(var(--header-h) + 12px);
}

body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.65;
  color:var(--body);
  background:var(--bg);
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit}
svg{display:block}

h1,h2,h3,h4{
  font-family:var(--font-head);
  color:var(--ink);
  line-height:1.15;
  letter-spacing:-.02em;
  margin:0;
  font-weight:800;
}
h1{font-size:clamp(2.05rem,7.2vw,3.6rem)}
h2{font-size:clamp(1.6rem,5vw,2.4rem)}
h3{font-size:1.14rem;font-weight:700;letter-spacing:-.01em}
p{margin:0}

.wrap{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:var(--gutter);
}
.wrap-narrow{max-width:820px}

.sr-only{
  position:absolute;width:1px;height:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;
}

.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--navy);color:#fff;padding:12px 18px;border-radius:0 0 10px 0;
}
.skip-link:focus{left:0}

:focus-visible{
  outline:3px solid var(--blue);
  outline-offset:2px;
  border-radius:6px;
}

/* ===================== BUTTONS ===================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--font-head);
  font-weight:700;font-size:.95rem;letter-spacing:-.01em;
  padding:13px 22px;border-radius:100px;border:1.5px solid transparent;
  cursor:pointer;text-align:center;line-height:1.2;
  min-height:46px;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,border-color .18s ease,color .18s ease;
  will-change:transform;
}
.btn svg{width:19px;height:19px;flex:0 0 auto}
.btn:active{transform:translateY(1px) scale(.99)}

.btn-wa{background:var(--wa);color:#04310f;box-shadow:0 6px 18px rgba(37,211,102,.28)}
.btn-wa:hover{background:#1fc35d;box-shadow:0 10px 26px rgba(37,211,102,.36);transform:translateY(-2px)}
.btn-wa .i-wa{fill:#04310f}

.btn-ghost{background:var(--white);color:var(--ink);border-color:var(--line);box-shadow:var(--shadow-sm)}
.btn-ghost:hover{border-color:var(--blue);color:var(--navy);transform:translateY(-2px);box-shadow:var(--shadow)}

.btn-light{background:#fff;color:var(--navy);box-shadow:0 6px 18px rgba(0,0,0,.18)}
.btn-light:hover{transform:translateY(-2px);background:#f2f7fd}

.btn-lg{padding:15px 26px;font-size:1rem;min-height:52px}
.btn-block{display:flex;width:100%}

/* ===================== TOP BAR ===================== */
.topbar{
  background:var(--navy);color:#cfe0f2;font-size:.78rem;
}
.topbar-inner{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  min-height:38px;flex-wrap:wrap;
}
.topbar-note{display:flex;align-items:center;gap:8px;font-weight:500;letter-spacing:.01em}
.dot{
  width:7px;height:7px;border-radius:50%;background:#3ddc84;flex:0 0 auto;
  box-shadow:0 0 0 3px rgba(61,220,132,.22);
}
.topbar-phone{
  display:inline-flex;align-items:center;gap:7px;font-weight:600;color:#fff;
  padding:6px 0;white-space:nowrap;
}
.topbar-phone svg{width:15px;height:15px;fill:#8fc9f2}
.topbar-phone:hover{color:#8fc9f2}

/* ===================== HEADER ===================== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.88);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(16,28,43,.08);background:rgba(255,255,255,.96)}

.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  min-height:var(--header-h);
}

/* Brand */
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:38px;height:38px;flex:0 0 auto}
.brand-mark svg{width:100%;height:100%}
.brand-text{display:flex;flex-direction:column;line-height:1}
.brand-name{
  font-family:var(--font-serif);font-style:italic;font-weight:700;
  font-size:1.62rem;letter-spacing:-.03em;line-height:1;
  display:flex;align-items:flex-start;
}
.brand-name .l-b{color:#3b4148}
.brand-name .l-k{color:var(--red)}
.brand-name .l-c{color:#16181c}
.brand-name sup{
  font-family:var(--font);font-style:normal;font-weight:600;
  font-size:.42em;color:var(--muted);top:.15em;margin-left:1px;
}
.brand-tag{
  font-family:var(--font-serif);font-style:italic;font-weight:600;
  font-size:.62rem;color:var(--body);letter-spacing:.01em;margin-top:3px;
}
.brand-name-light .l-b{color:#c9d4e2}
.brand-name-light .l-c{color:#fff}
.brand-name-light sup{color:#8ea3bb}
.brand-tag-light{color:#9db0c8}

/* Nav */
.nav{display:flex;align-items:center;gap:4px}
.nav > a{
  font-family:var(--font-head);font-weight:600;font-size:.92rem;color:var(--ink);
  padding:10px 13px;border-radius:9px;transition:background .18s,color .18s;
}
.nav > a:hover{background:var(--blue-soft);color:var(--navy-2)}
.nav-wa{margin-left:8px;color:#04310f}

.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);background:#fff;
  border-radius:12px;cursor:pointer;padding:0;position:relative;flex:0 0 auto;
}
.nav-toggle span{
  position:absolute;left:11px;right:11px;height:2px;background:var(--ink);border-radius:2px;
  transition:transform .25s ease,opacity .2s ease,top .25s ease;
}
.nav-toggle span:nth-child(1){top:15px}
.nav-toggle span:nth-child(2){top:21px}
.nav-toggle span:nth-child(3){top:27px}
.nav-toggle[aria-expanded="true"] span:nth-child(1){top:21px;transform:rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){top:21px;transform:rotate(-45deg)}

/* ===================== HERO ===================== */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#fff 0%,var(--bg) 62%,var(--bg-2) 100%)}
.hero-glow{
  position:absolute;inset:auto -20% 0 -20%;height:70%;
  background:
    radial-gradient(60% 70% at 78% 42%,rgba(43,138,214,.20),transparent 68%),
    radial-gradient(50% 60% at 12% 78%,rgba(43,138,214,.12),transparent 70%);
  pointer-events:none;
}
.hero-inner{
  position:relative;
  display:grid;gap:38px;
  padding-block:44px 52px;
}

.eyebrow{
  display:inline-flex;align-items:center;gap:10px;
  font-size:.76rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--navy-2);margin-bottom:18px;
}
.eyebrow-badge{
  background:var(--navy);color:#fff;border-radius:100px;
  padding:5px 11px;letter-spacing:.08em;font-size:.7rem;
}

.hero h1{color:var(--navy);letter-spacing:-.035em}
.hero-lead{
  font-family:var(--font-head);font-weight:700;
  font-size:clamp(1.05rem,3.6vw,1.35rem);
  color:var(--red);margin-top:12px;letter-spacing:-.01em;
}
.hero-text{margin-top:14px;font-size:1.02rem;max-width:52ch}
.hero-text strong{color:var(--ink);font-weight:600}

.hero-chips{
  list-style:none;margin:22px 0 0;padding:0;
  display:flex;flex-wrap:wrap;gap:9px;
}
.hero-chips li{
  display:inline-flex;align-items:center;gap:7px;
  background:#fff;border:1px solid var(--line);border-radius:100px;
  padding:8px 14px 8px 11px;font-size:.83rem;font-weight:600;color:var(--ink);
  box-shadow:var(--shadow-sm);
}
.hero-chips svg{width:17px;height:17px;fill:var(--blue);stroke:var(--blue)}

.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-note{margin-top:16px;font-size:.84rem;color:var(--muted)}

/* Hero media */
.hero-media{display:flex;flex-direction:column;gap:16px}
.hero-card{
  position:relative;border-radius:24px;overflow:hidden;background:#fff;
  box-shadow:var(--shadow-lg);border:1px solid var(--line);
}
.hero-card img{width:100%;aspect-ratio:561/690;object-fit:cover}
.hero-badge{
  position:absolute;top:14px;left:14px;
  display:flex;align-items:center;gap:9px;
  background:rgba(14,42,79,.92);color:#fff;
  border-radius:14px;padding:8px 14px 8px 10px;
  backdrop-filter:blur(6px);
}
.hero-badge b{
  font-family:var(--font-head);font-size:1.7rem;line-height:1;
  color:#7cc6f5;font-weight:800;
}
.hero-badge span{font-size:.68rem;line-height:1.15;font-weight:600;letter-spacing:.06em;text-transform:uppercase}

.hero-stats{
  list-style:none;margin:0;padding:0;
  display:grid;grid-template-columns:repeat(3,1fr);gap:10px;
}
.hero-stats li{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  padding:12px 10px;text-align:center;box-shadow:var(--shadow-sm);
}
.hero-stats strong{
  display:block;font-family:var(--font-head);font-weight:800;
  font-size:1.24rem;color:var(--navy);line-height:1.1;
}
.hero-stats span{font-size:.72rem;color:var(--muted);font-weight:500}

/* ===================== TRUST STRIP ===================== */
.trust-strip{background:#fff;border-block:1px solid var(--line)}
.trust-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:18px 16px;
  padding-block:26px;
}
.trust-item{display:flex;align-items:flex-start;gap:12px}
.trust-ico{
  width:40px;height:40px;border-radius:12px;flex:0 0 auto;
  display:grid;place-items:center;
  background:linear-gradient(150deg,var(--navy-2),var(--navy));
  box-shadow:0 6px 14px rgba(14,42,79,.22);
}
.trust-ico svg{width:21px;height:21px;fill:#fff;stroke:#fff}
.trust-item h3{font-size:.92rem;margin-bottom:1px}
.trust-item p{font-size:.78rem;color:var(--muted);line-height:1.4}

/* ===================== SECTIONS ===================== */
.section{padding-block:clamp(56px,9vw,92px)}
.section-tint{background:linear-gradient(180deg,var(--bg) 0%,var(--bg-2) 100%)}

.sec-head{max-width:660px;margin-bottom:36px}
.sec-head.center{margin-inline:auto;text-align:center}
.sec-kicker{
  font-size:.75rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;
  color:var(--blue);margin-bottom:12px;
}
.sec-head h2{color:var(--navy)}
.sec-sub{margin-top:14px;font-size:1rem;color:var(--body)}

/* ===================== PRODUCTS ===================== */
.product-grid{display:grid;gap:24px}

.product-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;
  transition:transform .25s ease,box-shadow .25s ease;
}
.product-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}

.product-media{position:relative;background:var(--blue-soft)}
.product-media-dark{background:#0f1420}
.product-media img{width:100%;aspect-ratio:4/3.4;object-fit:cover}
.product-media-dark img{opacity:.98}

.tag{
  position:absolute;top:14px;left:14px;
  font-family:var(--font-head);font-weight:700;font-size:.72rem;
  letter-spacing:.09em;text-transform:uppercase;
  padding:7px 13px;border-radius:100px;background:#fff;color:var(--navy);
  box-shadow:0 4px 14px rgba(16,28,43,.16);
}
.tag-black{background:var(--ink);color:#fff}
.tag-white{background:#fff;color:var(--navy)}

.product-body{padding:22px;display:flex;flex-direction:column;flex:1}
.product-body h3{font-size:1.2rem;color:var(--navy)}
.product-sub{
  font-size:.82rem;font-weight:700;letter-spacing:.03em;
  color:var(--red);text-transform:uppercase;margin-top:6px;
}
.product-desc{margin-top:12px;font-size:.92rem}

.size-chips{list-style:none;margin:18px 0 20px;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.size-chips a{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:40px;padding:8px 16px;border-radius:100px;
  background:var(--bg);border:1px solid var(--line);
  font-family:var(--font-head);font-weight:700;font-size:.86rem;color:var(--ink);
  transition:all .18s ease;
}
.size-chips a:hover{background:var(--navy);border-color:var(--navy);color:#fff;transform:translateY(-2px)}
.product-body .btn{margin-top:auto}

/* ===================== SIZE TABLE ===================== */
.table-wrap{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.size-table{width:100%;border-collapse:collapse;font-size:.93rem}
.size-table thead{background:var(--navy)}
.size-table th,.size-table td{padding:15px 16px;text-align:left;vertical-align:middle}
.size-table thead th{
  color:#fff;font-family:var(--font-head);font-weight:700;
  font-size:.76rem;letter-spacing:.09em;text-transform:uppercase;
}
.size-table tbody tr{border-top:1px solid var(--line-2)}
.size-table tbody tr:first-child{border-top:0}
.size-table tbody tr:nth-child(even){background:#fbfdff}
.size-table tbody th{font-weight:400}
.cap{
  font-family:var(--font-head);font-weight:800;font-size:1.05rem;
  color:var(--navy);white-space:nowrap;
}
.pill{
  display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.02em;
  padding:4px 10px;border-radius:100px;background:var(--blue-soft);color:var(--navy-2);
  border:1px solid #d3e6f6;
}
.pill-dark{background:#eef1f5;color:#313b47;border-color:#dde3ea}
.mini-wa{
  display:inline-flex;align-items:center;justify-content:center;
  min-height:38px;padding:8px 16px;border-radius:100px;
  background:var(--wa);color:#04310f;
  font-family:var(--font-head);font-weight:700;font-size:.82rem;
  white-space:nowrap;transition:all .18s ease;
}
.mini-wa:hover{background:#1fc35d;transform:translateY(-2px)}
.table-note{
  padding:14px 18px;font-size:.83rem;color:var(--muted);
  background:#fbfdff;border-top:1px solid var(--line-2);
}

/* ===================== FEATURES ===================== */
.feature-grid{display:grid;gap:16px}
.feature{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.feature:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d5e4f2}
.feature-ico{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(150deg,var(--blue),var(--navy-2));
  margin-bottom:16px;box-shadow:0 8px 18px rgba(43,138,214,.26);
}
.feature-ico svg{width:24px;height:24px;fill:#fff;stroke:#fff}
.trust-ico svg .ico-tick,.feature-ico svg .ico-tick{stroke:var(--navy-2)}
.feature h3{color:var(--navy);margin-bottom:8px}
.feature p{font-size:.9rem}

/* ===================== DUAL (D2C / B2B) ===================== */
.dual-grid{display:grid;gap:20px}
.dual-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:28px 24px;box-shadow:var(--shadow-sm);
  display:flex;flex-direction:column;
}
.dual-card-dark{
  background:linear-gradient(155deg,var(--navy) 0%,#0a1f3a 100%);
  border-color:transparent;box-shadow:var(--shadow);
}
.dual-card-dark .dual-tag{color:#7cc6f5}
.dual-card-dark .tick-list li{color:#c6d6e8}
.dual-card-dark .tick-list li::after{border-color:#3ddc84}
.dual-ico{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;
  background:var(--blue-soft);margin-bottom:16px;
}
.dual-ico svg{width:26px;height:26px;fill:none;stroke:var(--navy-2)}
.dual-ico-light{background:rgba(124,198,245,.14)}
.dual-ico-light svg{stroke:#7cc6f5}
.dual-card h3{font-size:1.3rem;color:var(--navy)}
.dual-card.dual-card-dark h3{color:#fff}
.dual-tag{
  font-size:.74rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;
  color:var(--blue);margin-top:6px;
}
.tick-list{list-style:none;margin:18px 0 24px;padding:0;display:grid;gap:11px}
.tick-list li{
  position:relative;padding-left:28px;font-size:.92rem;color:var(--body);
}
.tick-list li::before{
  content:"";position:absolute;left:0;top:3px;
  width:19px;height:19px;border-radius:50%;
  background:var(--wa);opacity:.16;
}
.tick-list li::after{
  content:"";position:absolute;left:6.5px;top:8px;
  width:5px;height:10px;
  border-right:2.4px solid var(--wa-dark);
  border-bottom:2.4px solid var(--wa-dark);
  transform:rotate(45deg);
}
.dual-card .btn{margin-top:auto}

/* ===================== STEPS ===================== */
.steps{
  list-style:none;margin:0;padding:0;
  display:grid;gap:16px;counter-reset:s;
}
.steps li{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow-sm);position:relative;
}
.step-n{
  display:grid;place-items:center;width:40px;height:40px;border-radius:12px;
  background:var(--navy);color:#fff;font-family:var(--font-head);font-weight:800;
  font-size:1.05rem;margin-bottom:14px;
}
.steps h3{color:var(--navy);margin-bottom:6px}
.steps p{font-size:.9rem}

/* ===================== FAQ ===================== */
.faq{display:grid;gap:12px}
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq details[open]{border-color:#cfe0f2;box-shadow:var(--shadow)}
.faq summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;cursor:pointer;list-style:none;
  font-family:var(--font-head);font-weight:700;font-size:.98rem;color:var(--navy);
}
.faq summary::-webkit-details-marker{display:none}
.chev{
  flex:0 0 auto;width:22px;height:22px;border-radius:50%;
  background:var(--blue-soft);position:relative;transition:transform .25s ease,background .25s ease;
}
.chev::before{
  content:"";position:absolute;left:7px;top:8px;width:7px;height:7px;
  border-right:2px solid var(--navy-2);border-bottom:2px solid var(--navy-2);
  transform:rotate(45deg);
}
.faq details[open] .chev{transform:rotate(180deg);background:var(--navy)}
.faq details[open] .chev::before{border-color:#fff}
.faq details p{padding:0 20px 20px;font-size:.93rem}

/* ===================== CONTACT ===================== */
.contact-grid{display:grid;gap:28px}
.contact-copy h2{color:var(--navy);margin-top:2px}
.contact-copy .sec-sub{margin-bottom:26px}

.contact-list{list-style:none;margin:0;padding:0;display:grid;gap:16px}
.contact-list li{display:flex;align-items:center;gap:14px}
.contact-ico{
  width:44px;height:44px;border-radius:13px;flex:0 0 auto;display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-sm);
}
.contact-ico svg{width:21px;height:21px;fill:var(--navy-2);stroke:var(--navy-2)}
.contact-ico-wa{background:var(--wa);border-color:transparent}
.contact-ico-wa svg{fill:#04310f;stroke:none}
.contact-label{display:block;font-size:.74rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.contact-value{
  display:block;font-family:var(--font-head);font-weight:700;font-size:1.05rem;color:var(--ink);
}
a.contact-value:hover{color:var(--blue)}

/* Form */
.enquiry-form{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;box-shadow:var(--shadow);
}
.form-title{font-size:1.2rem;color:var(--navy)}
.form-note{font-size:.85rem;color:var(--muted);margin-top:5px;margin-bottom:20px}
.field{margin-bottom:15px}
.field-row{display:grid;gap:15px}
.field label{
  display:block;font-size:.82rem;font-weight:600;color:var(--ink);margin-bottom:6px;
}
.field .opt{color:var(--muted);font-weight:400}
.field input,.field select,.field textarea{
  width:100%;font-family:var(--font);font-size:1rem;color:var(--ink);
  background:var(--bg);border:1.5px solid var(--line);border-radius:12px;
  padding:12px 14px;min-height:48px;
  transition:border-color .18s ease,background .18s ease,box-shadow .18s ease;
  -webkit-appearance:none;appearance:none;
}
.field textarea{resize:vertical;min-height:88px;line-height:1.55}
.field select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%234b5a6d' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;background-size:17px;
  padding-right:40px;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue);background:#fff;
  box-shadow:0 0 0 4px rgba(43,138,214,.14);
}
.field input::placeholder,.field textarea::placeholder{color:#a4b0be}
.field input.is-error,.field select.is-error{border-color:var(--red);background:#fff5f5}
.form-fine{margin-top:12px;font-size:.78rem;color:var(--muted);text-align:center}

/* ===================== FOOTER ===================== */
.site-footer{
  background:linear-gradient(180deg,#0e2a4f 0%,#081b33 100%);
  color:#a9bdd4;padding-top:52px;
}
.footer-grid{display:grid;gap:32px;padding-bottom:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-about{font-size:.9rem;line-height:1.7;max-width:44ch}
.footer-col h4{
  color:#fff;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;
  margin-bottom:16px;font-weight:800;
}
.footer-col{display:flex;flex-direction:column;align-items:flex-start;gap:10px}
.footer-col a,.footer-col span{font-size:.9rem;color:#a9bdd4;transition:color .18s}
.footer-col a:hover{color:#7cc6f5}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding-block:22px 26px;
  display:grid;gap:8px;
}
.footer-bottom p{font-size:.82rem;color:#8299b3}
.footer-fine{font-size:.75rem;color:#6d829c;max-width:70ch}

/* ===================== FLOATING WA + MOBILE BAR ===================== */
.wa-fab{
  position:fixed;right:22px;bottom:22px;z-index:90;
  display:inline-flex;align-items:center;gap:10px;
  background:var(--wa);color:#04310f;
  border-radius:100px;padding:12px 20px 12px 14px;
  box-shadow:0 10px 30px rgba(37,211,102,.42);
  font-family:var(--font-head);font-weight:700;font-size:.95rem;
  transition:transform .2s ease,box-shadow .2s ease;
}
.wa-fab svg{width:28px;height:28px;fill:#04310f}
.wa-fab:hover{transform:translateY(-3px) scale(1.03);box-shadow:0 16px 38px rgba(37,211,102,.5)}
.wa-fab::after{
  content:"";position:absolute;inset:0;border-radius:100px;
  border:2px solid var(--wa);opacity:0;
  animation:wa-pulse 2.6s ease-out infinite;
  pointer-events:none;
}
@keyframes wa-pulse{
  0%{opacity:.55;transform:scale(1)}
  70%{opacity:0;transform:scale(1.18)}
  100%{opacity:0;transform:scale(1.18)}
}

.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:95;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-top:1px solid var(--line);
  padding:8px 12px calc(8px + env(safe-area-inset-bottom));
  gap:10px;
}
.mobile-bar-btn{
  flex:1;display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:50px;border-radius:13px;
  font-family:var(--font-head);font-weight:700;font-size:.95rem;
}
.mobile-bar-btn svg{width:20px;height:20px}
.mobile-bar-call{background:var(--bg);border:1.5px solid var(--line);color:var(--navy)}
.mobile-bar-call svg{fill:var(--navy)}
.mobile-bar-wa{background:var(--wa);color:#04310f;box-shadow:0 6px 16px rgba(37,211,102,.3)}
.mobile-bar-wa svg{fill:#04310f}

/* ===================== REVEAL ===================== */
.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s cubic-bezier(.22,.61,.36,1)}
.js .reveal.in{opacity:1;transform:none}

/* ===================== RESPONSIVE ===================== */
@media (max-width:900px){
  .nav{
    position:fixed;top:calc(var(--header-h) + 38px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:#fff;border-bottom:1px solid var(--line);
    padding:10px 16px 18px;
    box-shadow:0 20px 40px rgba(16,28,43,.12);
    transform:translateY(-12px);opacity:0;visibility:hidden;pointer-events:none;
    transition:transform .25s ease,opacity .25s ease,visibility .25s;
    max-height:calc(100vh - var(--header-h) - 38px);overflow-y:auto;
  }
  .nav.open{transform:none;opacity:1;visibility:visible;pointer-events:auto}
  .nav > a{padding:14px 12px;font-size:1rem;border-radius:10px}
  .nav-wa{margin:10px 0 0;justify-content:center}
  .nav-toggle{display:block}
}

@media (max-width:860px){
  .wa-fab{display:none}
  .mobile-bar{display:flex}
  body{padding-bottom:74px}
}

@media (max-width:560px){
  :root{--gutter:16px}
  .topbar-note{font-size:.72rem}
  .topbar-inner{min-height:34px}
  .hero-inner{padding-block:32px 40px;gap:30px}
  .hero-actions .btn{width:100%}
  .brand-name{font-size:1.45rem}
  .brand-mark{width:34px;height:34px}
  .trust-grid{grid-template-columns:1fr;gap:14px}
  .trust-item p{font-size:.8rem}
}

/* Table -> cards on small screens */
@media (max-width:760px){
  .size-table thead{display:none}
  .size-table,.size-table tbody,.size-table tr,.size-table th,.size-table td{display:block;width:100%}
  .size-table tbody tr{
    padding:16px;border-top:1px solid var(--line);
  }
  .size-table tbody tr:first-child{border-top:0}
  .size-table tbody th,.size-table td{padding:0}
  .size-table td[data-label]{
    display:flex;align-items:center;justify-content:space-between;gap:14px;
    padding:7px 0;font-size:.9rem;text-align:right;
  }
  .size-table td[data-label]::before{
    content:attr(data-label);
    font-size:.74rem;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
    color:var(--muted);text-align:left;flex:0 0 auto;
  }
  .size-table th[scope="row"]{margin-bottom:10px}
  .size-table td[data-label=""]{padding-top:12px}
  .size-table td[data-label=""] .mini-wa{width:100%;min-height:44px}
  .size-table td[data-label=""]::before{display:none}
}

@media (min-width:600px){
  .field-row{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:repeat(3,1fr)}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
}

@media (min-width:900px){
  .hero-inner{
    grid-template-columns:1.08fr .92fr;
    align-items:center;
    gap:48px;
    padding-block:64px 72px;
  }
  .hero-media{padding-top:8px}
  .product-grid{grid-template-columns:repeat(2,1fr);gap:26px}
  .feature-grid{grid-template-columns:repeat(3,1fr);gap:18px}
  .dual-grid{grid-template-columns:1fr 1fr;gap:22px}
  .contact-grid{grid-template-columns:1fr 1.05fr;gap:44px;align-items:start}
  .trust-grid{grid-template-columns:repeat(4,1fr)}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:40px}
  .footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:24px}
  .footer-bottom p{max-width:none}
}

@media (min-width:1100px){
  .hero h1{font-size:3.5rem}
}

/* Reduced motion */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}
  .js .reveal{opacity:1;transform:none}
}

/* Print */
@media print{
  .site-header,.mobile-bar,.wa-fab,.topbar,.hero-actions{display:none}
  body{background:#fff}
}