/* ============================================================
   Viral Exim — main stylesheet
   Palette: light teal + dark blue (from brand brief)
   ============================================================ */
:root{
    --blue-ink:   #0A2540;   /* darkest blue — text, footer */
    --blue:       #123C5B;   /* dark blue — headings, hero */
    --teal:       #1997A6;   /* primary teal */
    --teal-deep:  #147D8A;   /* hover teal */
    --teal-light: #7ED8DF;   /* light teal accents */
    --teal-tint:  #EAF7F8;   /* section tint background */
    --paper:      #FFFFFF;
    --line:       #D8E9EC;
    --font-display: 'Marcellus', serif;
    --font-body: 'Manrope', system-ui, sans-serif;
    --rad: 14px;
    --shadow: 0 10px 30px rgba(10,37,64,.10);
}

*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
    font-family:var(--font-body);
    color:var(--blue-ink);
    background:var(--paper);
    line-height:1.65;
    -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:var(--teal-deep); text-decoration:none; }
a:hover{ color:var(--teal); }
:focus-visible{ outline:3px solid var(--teal-light); outline-offset:2px; }

.wrap{ width:min(1140px, 92%); margin-inline:auto; }
.ic{ width:1em; height:1em; fill:currentColor; vertical-align:-.12em; }

h1,h2,h3{ font-family:var(--font-display); font-weight:400; color:var(--blue); line-height:1.15; }
h2{ font-size:clamp(1.7rem, 3.4vw, 2.5rem); margin-bottom:1rem; }
h3{ font-size:1.25rem; }

.eyebrow{
    font-size:.78rem; font-weight:800; letter-spacing:.18em; text-transform:uppercase;
    color:var(--teal-deep); margin-bottom:.6rem;
}
.eyebrow-light{ color:var(--teal-light); }

/* ---------- Buttons ---------- */
.btn{
    display:inline-block; padding:.8rem 1.7rem; border-radius:999px;
    font-weight:700; font-size:.95rem; transition:transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.btn:hover{ transform:translateY(-2px); }
.btn-teal{ background:var(--teal); color:#fff; box-shadow:0 8px 20px rgba(25,151,166,.35); }
.btn-teal:hover{ background:var(--teal-deep); color:#fff; }
.btn-blue{ background:var(--blue); color:#fff; }
.btn-blue:hover{ background:var(--blue-ink); color:#fff; }
.btn-ghost{ border:2px solid var(--teal-light); color:var(--teal-light); }
.btn-ghost:hover{ background:rgba(126,216,223,.12); color:#fff; }

/* ---------- Top bar ---------- */
.topbar{ background:var(--blue-ink); color:#BFD9E4; font-size:.83rem; }
.topbar-in{ display:flex; gap:1.4rem; align-items:center; padding:.45rem 0; flex-wrap:wrap; }
.topbar-link{ color:#BFD9E4; display:inline-flex; gap:.4rem; align-items:center; }
.topbar-link:hover{ color:var(--teal-light); }
.topbar-tag{ margin-left:auto; color:#7FA6B8; }

/* ---------- Nav ---------- */
.nav{
    position:sticky; top:0; z-index:60;
    background:rgba(255,255,255,.92); backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .3s ease;
}
.nav.scrolled{ box-shadow:0 6px 24px rgba(10,37,64,.10); }
.nav-in{ display:flex; align-items:center; justify-content:space-between; padding:.5rem 0; }
.brand{ display:flex; align-items:center; }
.brand img{ height:62px; width:auto; image-rendering:auto; }
.nav-links{ display:flex; align-items:center; gap:1.5rem; }
.nav-links a{ color:var(--blue); font-weight:600; font-size:.94rem; position:relative; }
.nav-links a:not(.nav-cta)::after{
    content:""; position:absolute; left:0; bottom:-6px; height:2px; width:0;
    background:var(--teal); transition:width .28s ease;
}
.nav-links a:not(.nav-cta):hover::after,
.nav-links a.on::after{ width:100%; }
.nav-cta{
    background:var(--teal); color:#fff !important; padding:.5rem 1.1rem; border-radius:999px;
    display:inline-flex; align-items:center; gap:.4rem;
}
.nav-cta:hover{ background:var(--teal-deep); }
.nav-burger{ display:none; background:none; border:0; cursor:pointer; flex-direction:column; gap:5px; padding:6px; }
.nav-burger span{ width:26px; height:3px; background:var(--blue); border-radius:2px; transition:.3s; }

/* ---------- Hero ---------- */
.hero{
    position:relative; overflow:hidden; color:#fff;
    background:linear-gradient(155deg, var(--blue-ink) 0%, var(--blue) 55%, #155068 100%);
    padding:6.5rem 0 0;
}
.hero-wings{ position:absolute; inset:0; opacity:.9; pointer-events:none; }
.hero-wings svg{ width:100%; height:100%; }
.wing{
    fill:none; stroke-linecap:round;
    stroke:url(#nogradient);
}
.w1{ stroke:var(--teal-light); stroke-width:26; opacity:.28; }
.w2{ stroke:var(--teal);       stroke-width:20; opacity:.34; }
.w3{ stroke:#3FB4C4;           stroke-width:14; opacity:.40; }
.wing{
    stroke-dasharray:1600; stroke-dashoffset:1600;
    animation:wingDraw 2.2s cubic-bezier(.5,0,.2,1) forwards;
}
.w2{ animation-delay:.25s; }
.w3{ animation-delay:.5s; }
@keyframes wingDraw{ to{ stroke-dashoffset:0; } }

.hero-in{ position:relative; z-index:2; text-align:center; max-width:860px; }
.hero-eyebrow{
    font-size:.8rem; font-weight:700; letter-spacing:.2em; text-transform:uppercase;
    color:var(--teal-light); margin-bottom:1.2rem;
}
.hero-title{ font-size:clamp(2.3rem, 5.6vw, 4rem); color:#fff; margin-bottom:1.4rem; }
.hero-title span{ display:block; }
.teal-line{
    background:linear-gradient(90deg, var(--teal-light), #3FB4C4);
    -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero-sub{ color:#C9E3EA; max-width:640px; margin:0 auto 2rem; font-size:1.05rem; }
.hero-cta{ display:flex; gap:1rem; justify-content:center; flex-wrap:wrap; margin-bottom:4.5rem; }

/* entrance rises */
.rise{ opacity:0; transform:translateY(26px); animation:riseIn .9s cubic-bezier(.2,.7,.2,1) forwards; }
.d1{ animation-delay:.15s; } .d2{ animation-delay:.3s; } .d3{ animation-delay:.5s; } .d4{ animation-delay:.7s; }
@keyframes riseIn{ to{ opacity:1; transform:none; } }

/* ticker */
.hero-ticker{
    position:relative; z-index:2; border-top:1px solid rgba(126,216,223,.25);
    background:rgba(10,37,64,.45); overflow:hidden; padding:.85rem 0;
}
.ticker-track{ display:flex; gap:2.8rem; width:max-content; animation:tick 38s linear infinite; }
.ticker-track span{
    color:var(--teal-light); font-size:.82rem; font-weight:700;
    letter-spacing:.14em; text-transform:uppercase; white-space:nowrap;
}
@keyframes tick{ to{ transform:translateX(-50%); } }
.hero-ticker:hover .ticker-track{ animation-play-state:paused; }

/* ---------- Stats ---------- */
.stats{ background:var(--teal-tint); border-bottom:1px solid var(--line); }
.stats-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:1rem; padding:2.4rem 0; }
.stat{ text-align:center; }
.stat strong{ font-family:var(--font-display); font-size:2.2rem; color:var(--blue); display:block; }
.stat span{ font-size:.86rem; color:#4A6B7C; }

/* ---------- Sections ---------- */
.section{ padding:5.5rem 0; }
.section-tint{ background:var(--teal-tint); }
.section-dark{
    background:linear-gradient(150deg, var(--blue-ink), var(--blue));
    color:#DCEDF2;
}
.section-dark h2{ color:#fff; }

/* scroll reveal */
.reveal{ opacity:0; transform:translateY(34px); transition:opacity .8s ease, transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.in{ opacity:1; transform:none; }

/* ---------- About ---------- */
.about-grid{ display:grid; grid-template-columns:1.25fr .85fr; gap:3.4rem; align-items:center; }
.about-copy p{ margin-bottom:1.1rem; }
.about-copy .btn{ margin-top:.6rem; }
.about-card{
    background:#fff; border:1px solid var(--line); border-radius:var(--rad);
    box-shadow:var(--shadow); padding:1.6rem 1.8rem;
    border-top:5px solid var(--teal);
}
.ac-row{
    display:flex; justify-content:space-between; gap:1rem;
    padding:.7rem 0; border-bottom:1px dashed var(--line); font-size:.94rem;
}
.ac-row:last-child{ border-bottom:0; }
.ac-k{ color:#5D7A8A; font-weight:600; }

/* ---------- Products ---------- */
.prod-grid{
    display:grid; grid-template-columns:repeat(3,1fr); gap:1.4rem; margin-top:2.4rem;
}
.prod{
    background:#fff; border:1px solid var(--line); border-radius:var(--rad);
    padding:1.8rem 1.6rem; transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.prod:hover{ transform:translateY(-6px); box-shadow:var(--shadow); border-color:var(--teal-light); }
.prod-ic{
    width:52px; height:52px; border-radius:12px; display:grid; place-items:center;
    background:linear-gradient(135deg, var(--teal), var(--blue)); margin-bottom:1rem;
}
.prod-ic svg{ width:26px; height:26px; fill:#fff; }
.prod h3{ margin-bottom:.5rem; }
.prod p{ font-size:.94rem; color:#3E5B6B; }
.prod-cta{
    background:linear-gradient(150deg, var(--blue), #155068); color:#DCEDF2;
    display:flex; flex-direction:column; justify-content:center; gap:.8rem; align-items:flex-start;
}
.prod-cta h3{ color:#fff; }
.prod-cta p{ color:#C9E3EA; }

/* ---------- Why ---------- */
.why-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:1.4rem; margin-top:2.4rem; }
.why{
    border-left:4px solid var(--teal); padding:1.2rem 1.3rem;
    background:var(--teal-tint); border-radius:0 var(--rad) var(--rad) 0;
}
.why-n{
    font-size:.72rem; font-weight:800; letter-spacing:.16em; text-transform:uppercase; color:var(--teal-deep);
}
.why h3{ margin:.35rem 0 .4rem; font-size:1.1rem; }
.why p{ font-size:.9rem; color:#3E5B6B; }

/* ---------- Contact ---------- */
.contact-grid{ display:grid; grid-template-columns:1fr 1fr; gap:3rem; align-items:stretch; }
.contact-lead{ color:#B7D6DF; margin-bottom:1.6rem; }
.contact-list{ list-style:none; display:grid; gap:1.1rem; }
.contact-list li{ display:flex; gap:1rem; align-items:flex-start; }
.cl-ic{
    flex:0 0 44px; height:44px; border-radius:11px; display:grid; place-items:center;
    background:rgba(126,216,223,.14); border:1px solid rgba(126,216,223,.35);
}
.cl-ic svg{ width:20px; height:20px; fill:var(--teal-light); }
.contact-list small{ display:block; color:#8FB6C3; text-transform:uppercase; letter-spacing:.12em; font-size:.68rem; font-weight:800; }
.contact-list a{ color:#fff; font-weight:600; }
.contact-list a:hover{ color:var(--teal-light); }
.contact-map{ border-radius:var(--rad); overflow:hidden; min-height:340px; background:#0E314D; border:1px solid rgba(126,216,223,.25); }
.contact-map iframe{ width:100%; height:100%; min-height:340px; border:0; }
.map-fallback{ height:100%; display:grid; place-items:center; }

/* ---------- SEO content strip ---------- */
.seo-strip{ background:var(--teal-tint); border-top:1px solid var(--line); padding:3.2rem 0; }
.seo-h{ font-size:1.35rem; margin-bottom:.9rem; }
.seo-strip p{ font-size:.93rem; color:#33505F; margin-bottom:.9rem; max-width:960px; }
.seo-tags{ display:flex; flex-wrap:wrap; gap:.5rem; margin-top:1.2rem; }
.seo-tags span{
    background:#fff; border:1px solid var(--line); color:var(--teal-deep);
    font-size:.76rem; font-weight:700; padding:.35rem .8rem; border-radius:999px;
    transition:border-color .25s, transform .25s;
}
.seo-tags span:hover{ border-color:var(--teal); transform:translateY(-2px); }

/* ---------- Big logo band (home page bottom) ---------- */
.logo-band{
    background:#fff; padding:3.5rem 0; text-align:center;
    border-top:1px solid var(--line);
}
.logo-big{
    display:inline-block; width:min(560px, 86%); height:auto;
    filter:drop-shadow(0 12px 34px rgba(10,37,64,.14));
    transition:transform .5s ease;
}
.logo-big:hover{ transform:scale(1.03); }

/* ---------- Footer ---------- */
.footer{ background:var(--blue-ink); color:#A9C8D6; position:relative; padding-top:.5rem; }
.footer-wings{ height:46px; overflow:hidden; }
.footer-wings svg{ width:100%; height:100%; }
.footer-wings path{ fill:none; stroke-width:5; stroke-linecap:round; }
.footer-wings path:nth-child(1){ stroke:rgba(126,216,223,.35); }
.footer-wings path:nth-child(2){ stroke:rgba(25,151,166,.45); }
.footer-wings path:nth-child(3){ stroke:rgba(63,180,196,.55); }
.footer-grid{
    display:grid; grid-template-columns:1.3fr 1fr 1fr 1.3fr; gap:2.2rem; padding:2.6rem 0 2rem;
}
.f-logo{ height:52px; width:auto; margin-bottom:.9rem; background:#fff; border-radius:10px; padding:6px; }
.f-col h4{ color:#fff; font-family:var(--font-display); font-weight:400; margin-bottom:.8rem; letter-spacing:.03em; }
.f-col a{ display:block; color:#A9C8D6; padding:.22rem 0; font-size:.92rem; }
.f-col a:hover{ color:var(--teal-light); }
.f-brand p{ font-size:.92rem; }
.footer-bottom{
    display:flex; justify-content:space-between; gap:1rem; flex-wrap:wrap;
    border-top:1px solid rgba(126,216,223,.18); padding:1rem 0 1.3rem; font-size:.83rem; color:#7FA6B8;
}

/* ---------- Floating WhatsApp ---------- */
.wa-float{
    position:fixed; right:22px; bottom:22px; z-index:80;
    width:56px; height:56px; border-radius:50%; display:grid; place-items:center;
    background:#25D366; box-shadow:0 10px 26px rgba(37,211,102,.45);
    animation:waPulse 2.6s ease-in-out infinite;
}
.wa-float svg{ width:30px; height:30px; fill:#fff; }
.wa-float:hover{ transform:scale(1.08); }
@keyframes waPulse{
    0%,100%{ box-shadow:0 10px 26px rgba(37,211,102,.45); }
    50%{ box-shadow:0 10px 26px rgba(37,211,102,.45), 0 0 0 14px rgba(37,211,102,.12); }
}

/* ---------- Policy pages ---------- */
.policy-hero{
    background:linear-gradient(150deg, var(--blue-ink), var(--blue));
    color:#fff; padding:4rem 0 3rem; position:relative; overflow:hidden;
}
.policy-hero h1{ color:#fff; font-size:clamp(1.9rem, 4vw, 2.8rem); }
.policy-hero p{ color:#B7D6DF; margin-top:.5rem; }
.policy-body{ padding:3.5rem 0 5rem; }
.policy-body .wrap{ max-width:840px; }
.policy-body h2{ font-size:1.45rem; margin:2.2rem 0 .7rem; }
.policy-body p, .policy-body li{ color:#33505F; margin-bottom:.8rem; }
.policy-body ul{ padding-left:1.3rem; }
.policy-updated{
    display:inline-block; background:var(--teal-tint); border:1px solid var(--line);
    color:var(--teal-deep); font-weight:700; font-size:.8rem;
    padding:.35rem .9rem; border-radius:999px; margin-bottom:1rem;
}

/* ---------- Responsive ---------- */
@media (max-width: 960px){
    .stats-grid{ grid-template-columns:repeat(2,1fr); }
    .about-grid, .contact-grid{ grid-template-columns:1fr; }
    .prod-grid{ grid-template-columns:repeat(2,1fr); }
    .why-grid{ grid-template-columns:repeat(2,1fr); }
    .footer-grid{ grid-template-columns:1fr 1fr; }
}
@media (max-width: 680px){
    .topbar-tag{ display:none; }
    .nav-burger{ display:flex; }
    .nav-links{
        position:fixed; inset:0 0 auto 0; top:0; flex-direction:column; align-items:flex-start;
        background:var(--blue-ink); padding:5.5rem 2rem 2rem; gap:1.2rem;
        transform:translateY(-105%); transition:transform .35s ease; z-index:55;
    }
    .nav-links.open{ transform:none; }
    .nav-links a{ color:#fff; font-size:1.1rem; }
    .nav-burger{ position:relative; z-index:70; }
    .nav-burger.open span:nth-child(1){ transform:translateY(8px) rotate(45deg); background:#fff; }
    .nav-burger.open span:nth-child(2){ opacity:0; }
    .nav-burger.open span:nth-child(3){ transform:translateY(-8px) rotate(-45deg); background:#fff; }
    .prod-grid{ grid-template-columns:1fr; }
    .why-grid{ grid-template-columns:1fr; }
    .footer-grid{ grid-template-columns:1fr; }
    .hero{ padding-top:4.5rem; }
}

/* ---------- Reduced motion ---------- */
@media (prefers-reduced-motion: reduce){
    *{ animation-duration:.01ms !important; animation-iteration-count:1 !important; transition-duration:.01ms !important; }
    html{ scroll-behavior:auto; }
    .rise, .reveal{ opacity:1; transform:none; }
    .wing{ stroke-dashoffset:0; }
}