/* Piconet IT front site – modern dark-navy + gradient style.
   All colours come from the theme variables printed by site_theme_css() (Admin > Site settings): never use fixed brand colours here. */
:root{--brand:#2563eb;--brand-dark:#1b4ab0;--brand-soft:#e9efff;--on-brand:#fff;--accent:#06b6d4;--accent-dark:#059298;--on-accent:#101826;
  --dark:#0a1230;--dark-2:#0e1a3e;--dark-3:#142350;--grad:linear-gradient(135deg,var(--brand),var(--accent));--grad-btn:linear-gradient(135deg,var(--brand),var(--accent-dark));--on-grad:#fff;
  --glow-a:rgba(37,99,235,.35);--glow-b:rgba(6,182,212,.28);
  --ink:#0f172a;--muted:#475569;--bg:#fff;--soft:#f4f7fc;--line:#e2e8f0;
  --shadow:0 2px 6px rgba(15,23,42,.05),0 12px 30px rgba(15,23,42,.08);--shadow-lg:0 4px 10px rgba(15,23,42,.06),0 22px 48px rgba(15,23,42,.16);--radius:18px}
*{box-sizing:border-box}
/* header height variables: --hh = full, --hh-s = after scrolling; the desktop values come from Settings > Header size (site_theme_css(): --hh-d ...), phones are always compact */
:root{--sat:env(safe-area-inset-top,0px);--hh:var(--hh-d,92px);--hh-s:var(--hh-s-d,64px);--lh:var(--lh-d,52px);--lh-s:var(--lh-s-d,38px)}
html{font-size:18px;scroll-behavior:smooth;scroll-padding-top:calc(var(--hh-s) + var(--sat) + 14px)}
body{margin:0;font-family:var(--font);line-height:1.7;color:var(--ink);background:var(--bg);display:flex;flex-direction:column;min-height:100vh}
main{flex:1}
img{max-width:100%}
a{color:var(--brand-dark)}
.wrap{max-width:1180px;margin:0 auto;padding:0 max(18px,env(safe-area-inset-right)) 0 max(18px,env(safe-area-inset-left))}
.skip{position:absolute;left:-999px}
.skip:focus{left:8px;top:8px;background:#fff;padding:8px 12px;z-index:100}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px}

/* ---------- buttons ---------- */
.btn-accent,.btn-grad{display:inline-block;background:var(--grad-btn);color:var(--on-grad);font-weight:700;padding:13px 30px;border-radius:999px;text-decoration:none;margin-top:14px;box-shadow:0 8px 22px var(--glow-a);transition:transform .2s ease,box-shadow .2s ease,filter .2s}
.btn-accent:hover,.btn-grad:hover{transform:translateY(-2px);box-shadow:0 12px 28px var(--glow-a);filter:brightness(1.08)}
.btn-ghost{display:inline-block;padding:11px 28px;border:2px solid rgba(255,255,255,.55);border-radius:999px;text-decoration:none;font-weight:700;color:inherit;background:rgba(255,255,255,.08);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:background .2s,transform .2s}
.btn-ghost:hover{background:rgba(255,255,255,.2);transform:translateY(-2px)}

/* ---------- header: dark glass, solid after scrolling ---------- */
/* The header box always keeps its full height (so the page never jumps); only the painted bar and its content shrink after scrolling. */
.site-header{position:sticky;top:0;z-index:50;height:calc(var(--hh) + var(--sat));padding-top:var(--sat);pointer-events:none}
.site-header::before{content:"";position:absolute;left:0;right:0;top:0;height:calc(var(--hh) + var(--sat));pointer-events:none;background:rgba(10,18,48,.96);background:color-mix(in srgb,var(--dark) 94%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid rgba(255,255,255,.08);transition:height .28s cubic-bezier(.4,0,.2,1),background .25s,box-shadow .25s}
.site-header.is-small::before{height:calc(var(--hh-s) + var(--sat))}
.site-header.is-solid::before{background:var(--dark);box-shadow:0 8px 28px rgba(0,0,0,.35)}
.site-header .wrap{max-width:1320px}
.bar{display:flex;align-items:center;justify-content:space-between;height:var(--hh);flex-wrap:wrap;position:relative;pointer-events:auto;transition:height .28s cubic-bezier(.4,0,.2,1)}
.site-header.is-small .bar{height:var(--hh-s)}
.brand{font-size:1.45rem;font-weight:700;color:#fff;text-decoration:none;letter-spacing:-.01em}
.brand.has-logo{display:inline-flex;align-items:center;min-width:0;flex:0 1 auto}
.brand .logo{display:block;max-height:var(--lh);width:auto;height:auto;max-width:min(calc(var(--lh) * 5.2),52vw);transition:max-height .28s cubic-bezier(.4,0,.2,1)}
.site-header.is-small .brand .logo{max-height:var(--lh-s)}
.brand.logo-pill{background:#fff;border-radius:12px;padding:5px 12px}
.menu-btn{display:none;order:4;position:relative;z-index:95;width:44px;height:36px;margin-left:8px;padding:0;border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.06);color:#fff;border-radius:999px;cursor:pointer;-webkit-tap-highlight-color:transparent;transition:background .2s,border-color .2s}
.menu-btn:hover{background:rgba(255,255,255,.14)}
.menu-btn-bars{position:absolute;left:50%;top:50%;width:18px;height:14px;margin:-7px 0 0 -9px}
.menu-btn-bars span{position:absolute;left:0;width:100%;height:2px;border-radius:2px;background:currentColor;transition:transform .3s cubic-bezier(.4,0,.2,1),opacity .2s,top .3s cubic-bezier(.4,0,.2,1)}
.menu-btn-bars span:nth-child(1){top:0}
.menu-btn-bars span:nth-child(2){top:6px}
.menu-btn-bars span:nth-child(3){top:12px}
.menu-btn[aria-expanded="true"] .menu-btn-bars span:nth-child(1){top:6px;transform:rotate(45deg)}
.menu-btn[aria-expanded="true"] .menu-btn-bars span:nth-child(2){opacity:0;transform:scaleX(.2)}
.menu-btn[aria-expanded="true"] .menu-btn-bars span:nth-child(3){top:6px;transform:rotate(-45deg)}
.nav-top,.nav-backdrop{display:none}
/* phone / tablet panel extras (icons, "view all" + featured block, contact area): switched on in nav-mobile.css */
.menu .mi,.menu .panel-extra,.menu .nav-foot-li{display:none}

/* highlighted menu button ("Free Demo"): always a clear coloured gradient button, whatever the theme colours are */
.site-header .menu>li.menu-cta>a,.site-header .menu>li.menu-cta>.nolink{display:inline-block;background-color:var(--brand);background-image:var(--grad-btn);color:var(--on-grad);font-weight:700;line-height:1.4;text-align:center;
  border:2px solid rgba(255,255,255,.55);border-radius:999px;padding:8px 22px;box-shadow:0 6px 18px var(--glow-a),0 0 0 3px rgba(255,255,255,.06);text-decoration:none;cursor:pointer;transition:transform .2s,filter .2s,box-shadow .2s}
.site-header .menu>li.menu-cta>a:hover,.site-header .menu>li.menu-cta>a:focus-visible,.site-header .menu>li.menu-cta>a[aria-current]{background-image:var(--grad-btn);color:var(--on-grad);filter:brightness(1.12);transform:translateY(-1px);box-shadow:0 10px 24px var(--glow-a)}

/* ---------- ONE shared smart card grid (every card section of the public site uses it) ----------
   Class .cgrid, or one of the old names it also covers. Rows are centred, so a short last row sits in the middle.
   Desktop columns by number of cards: 1-3 -> 3 (centred), 4 -> 4, 5-6 -> 3, 7-8 -> 4, 9+ -> 3. Tablet 2, phone 1. Cards of a row get the same height. */
:where(.cgrid,.cards,.why-grid,.stats-grid,.steps,.plans,.team-grid,.pk-grid){--cg-gap:26px;--cg-cols:3;list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;justify-content:center;align-items:stretch;gap:var(--cg-gap)}
:where(.cgrid,.cards,.why-grid,.stats-grid,.steps,.plans,.team-grid,.pk-grid)>*{flex:0 0 calc((100% - (var(--cg-cols) - 1) * var(--cg-gap)) / var(--cg-cols));min-width:0;box-sizing:border-box}
:is(.cgrid,.cards,.why-grid,.stats-grid,.steps,.plans,.team-grid,.pk-grid):has(>:nth-child(4)):not(:has(>:nth-child(5))),
:is(.cgrid,.cards,.why-grid,.stats-grid,.steps,.plans,.team-grid,.pk-grid):has(>:nth-child(7)):not(:has(>:nth-child(9))){--cg-cols:4}
:is(.cgrid,.cards,.why-grid,.stats-grid,.steps,.plans,.team-grid,.pk-grid).cols-2{--cg-cols:2 !important}
.stats-grid{--cg-gap:20px;text-align:center}
@media (max-width:1000px){:is(.cgrid,.cards,.why-grid,.stats-grid,.steps,.plans,.team-grid,.pk-grid){--cg-cols:2 !important}}
@media (max-width:640px){:is(.cgrid,.cards,.why-grid,.stats-grid,.steps,.plans,.team-grid,.pk-grid){--cg-cols:1 !important;--cg-gap:20px}}
/* client logos are small tiles: they keep their own 6 / 4 / 2 per row (centred) rule in home.css */
.cards.cards-clients{--cg-gap:16px}

/* ---------- EQUAL BUTTON ROWS: two buttons that sit together always have the same width and height ----------
   Desktop: side by side, the widest sets the width. Phone (<= 767px): stacked, both full width. Use class .btn-row on a new button group. */
.btn-row,.slide-btns,.blk-hero-btns,.blk-cta-btns,.blog-cta-btns,.notfound-btns,.ord-help,.lead-thanks-btns{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;justify-content:center;align-items:stretch;gap:14px;margin-left:auto;margin-right:auto}
:is(.btn-row,.slide-btns,.blk-hero-btns,.blk-cta-btns,.blog-cta-btns,.notfound-btns,.ord-help,.lead-thanks-btns)>:is(.btn-accent,.btn-grad,.btn-ghost,.btn-ghost-dark,.lead-btn){display:inline-flex;align-items:center;justify-content:center;box-sizing:border-box;min-height:54px;margin:0;padding:12px 28px;text-align:center;line-height:1.3}
@media (max-width:767px){
  :is(.btn-row,.slide-btns,.blk-hero-btns,.blk-cta-btns,.blog-cta-btns,.notfound-btns,.ord-help,.lead-thanks-btns){grid-auto-flow:row;grid-auto-columns:auto;width:100%;max-width:420px;justify-content:stretch}
}

/* ---------- language switch (EN | বাংলা) ---------- */
.lang-switch{display:inline-flex;align-items:center;gap:2px;box-sizing:border-box;height:36px;border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:0 4px 0 10px;order:3;margin-left:10px;background:transparent}
.lang-switch .lang-globe{flex:none;color:rgba(219,228,255,.7);margin-right:2px}
.lang-switch a{display:inline-flex;align-items:center;height:28px;padding:0 10px;color:rgba(219,228,255,.78);text-decoration:none;font-size:.78rem;font-weight:600;line-height:1.5;border-radius:999px}
.lang-switch a:hover{color:#fff;background:rgba(255,255,255,.08)}
.lang-switch a.on{background:rgba(255,255,255,.16);color:#fff}
.maint-box .lang-switch{border-color:var(--line);margin:0 0 22px}
.maint-box .lang-switch a{color:var(--ink)}
.maint-box .lang-switch a:hover{background:var(--soft)}
.maint-box .lang-switch .lang-globe{color:var(--muted,#64748b)}
.maint-box .lang-switch a.on{background:var(--soft);color:var(--ink)}

/* ---------- main menu: desktop dropdown + mega menu, mobile accordion ---------- */
.menu,.menu ul{list-style:none;margin:0;padding:0}
.menu a,.menu .nolink{display:block;padding:10px 14px;color:#dbe4ff;text-decoration:none;border-radius:10px;transition:background .15s,color .15s}
.menu .nolink{cursor:default;font-weight:600}
.menu a:hover,.menu a[aria-current]{background:rgba(255,255,255,.1);color:#fff}
.sub-toggle{border:0;background:none;cursor:pointer;width:34px;height:34px;color:#dbe4ff;padding:0}
.sub-toggle span{display:inline-block;width:8px;height:8px;border-right:2px solid currentColor;border-bottom:2px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform .15s}
li.open>.sub-toggle span{transform:rotate(225deg)}
.mega-head a,.mega-head .nolink{font-weight:700;color:#fff;border-bottom:2px solid transparent}
.mega-head a:hover{background:none;border-bottom-color:var(--accent)}
@media (max-width:480px){
  .bar{flex-wrap:nowrap}
  .brand .logo{max-width:42vw}
  .lang-switch{margin-left:8px}
  .lang-switch a{padding:0 8px}
  .brand{font-size:1.2rem}
}

/* ---------- plain hero (no database fallback) ---------- */
.hero-plain{background:radial-gradient(60% 90% at 85% 0%,var(--glow-a),transparent),radial-gradient(50% 70% at 0% 100%,var(--glow-b),transparent),var(--dark);color:#fff;padding:96px 0;text-align:center}
.hero-plain h1{margin:0 0 12px;font-size:2.4rem;line-height:1.25}
.lead{font-size:1.15rem}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#b8c4e0;padding:56px 0 24px;text-align:center;position:relative;margin-top:0}
.site-footer::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad)}
.site-footer p{margin:0}
.foot-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:28px 44px;text-align:left;margin-bottom:28px}
.foot-grid p{margin:4px 0}
.foot-name{display:block;color:#fff;margin-bottom:10px;font-size:1.05rem;letter-spacing:.02em}
.site-footer a{color:#dbe4ff;text-decoration:none}
.site-footer a:hover{color:#fff;text-decoration:underline}
.foot-links,.social-icons,.social{list-style:none;margin:0;padding:0}
.foot-links li{margin:5px 0}
.site-footer .foot-links a:hover{color:var(--accent)}
.social-icons{display:flex;flex-wrap:wrap;gap:10px}
.social-icons a{display:flex;width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);align-items:center;justify-content:center;transition:transform .2s,background .2s}
.social-icons a:hover{background:var(--grad-btn);color:#fff;transform:translateY(-3px);text-decoration:none}
.copy{opacity:.8;font-size:.85rem;border-top:1px solid rgba(255,255,255,.1);padding-top:20px}

.map iframe{width:100%;height:380px;border:0;border-radius:var(--radius);background:var(--soft);box-shadow:var(--shadow)}
.wa-float{position:fixed;right:16px;bottom:16px;width:58px;height:58px;border-radius:50%;background:#25d366;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(0,0,0,.35);z-index:70;transition:transform .2s}
.wa-float:hover{background:#1da851;transform:scale(1.08)}
.maint-bar{background:var(--grad-btn);color:var(--on-grad);text-align:center;padding:6px 12px;font-size:.85rem;font-weight:600}

/* ---------- maintenance page (light) ---------- */
body.maint{display:block;background:radial-gradient(55% 60% at 90% 0%,var(--glow-a),transparent 70%),radial-gradient(45% 50% at 0% 100%,var(--glow-b),transparent 70%),linear-gradient(180deg,var(--soft),#fff);color:var(--ink);min-height:100vh}
.maint-box{max-width:640px;margin:0 auto;padding:72px 22px;text-align:center}
.maint-logo .logo{max-height:80px;max-width:260px;width:auto;height:auto}
.maint-logo.on-dark{display:inline-block;background:var(--dark);border-radius:16px;padding:12px 20px}
.maint-name{font-size:1.8rem;font-weight:700}
.maint-box h1{font-size:2.2rem;line-height:1.3;margin:24px 0 8px;color:var(--ink)}
.maint-box .lead{color:var(--muted)}
.maint-contact{margin-top:28px}
.maint-contact p{margin:4px 0}
.maint-contact a{color:var(--brand-dark)}
.chip-link{display:inline-block;margin:4px;padding:4px 14px;border:1px solid var(--line);border-radius:999px;text-decoration:none;background:#fff}

/* ---------- scroll-in animation (only when JavaScript runs and the visitor allows motion) ---------- */
@media (prefers-reduced-motion:no-preference){
  .js .reveal{opacity:0;translate:0 24px;transition:opacity .6s ease var(--d,0s),translate .6s ease var(--d,0s),transform .25s ease,box-shadow .25s ease,border-color .25s,background .25s}
  .js .reveal.in{opacity:1;translate:none}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
@media (max-width:640px){
  .foot-grid{text-align:left}
  .map iframe{height:270px}
  .hero-plain{padding:64px 0}
  .hero-plain h1{font-size:1.8rem}
}