/* =========================================================
   DentalRx.app — Stylesheet
   Brand: #8C52FF  ·  Type: Hind Siliguri (EN + বাংলা)
   ========================================================= */

:root{
  --brand:#8C52FF;
  --brand-dark:#6B35E8;
  --brand-deep:#4B1FB0;
  --brand-soft:#F4EEFF;
  --brand-mid:#B48BFF;
  --ink:#14121F;
  --ink-2:#2B2739;
  --muted:#6B6880;
  --line:#E9E4F5;
  --bg:#FFFFFF;
  --bg-2:#FAF8FF;
  --ok:#16A34A;
  --warn:#F59E0B;
  --r:16px;
  --r-sm:10px;
  --r-lg:26px;
  --shadow:0 10px 30px rgba(20,18,31,.07);
  --shadow-lg:0 24px 60px rgba(108,53,232,.16);
  --max:1180px;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{
  font-family:'Hind Siliguri','Noto Sans Bengali',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.65;font-size:16px;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body.lang-bn{line-height:1.85}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
.num{font-family:'JetBrains Mono',ui-monospace,monospace;font-feature-settings:"tnum"}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
section{padding:84px 0}
.sec-label{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:var(--brand-dark);background:var(--brand-soft);border:1px solid var(--line);
  border-radius:99px;padding:6px 14px;margin-bottom:16px;
}
.sec-title{font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:700;line-height:1.25;letter-spacing:-.5px}
.sec-sub{color:var(--muted);font-size:17px;margin-top:12px;max-width:660px}
.center{text-align:center}
.center .sec-sub{margin-left:auto;margin-right:auto}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;padding:13px 24px;border-radius:12px;
  border:1.6px solid transparent;cursor:pointer;transition:.2s;white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 22px rgba(140,82,255,.28)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-2px)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-dark)}
.btn-outline{background:transparent;color:var(--brand);border-color:var(--brand)}
.btn-outline:hover{background:var(--brand-soft)}
.btn-white{background:#fff;color:var(--brand-dark)}
.btn-white:hover{transform:translateY(-2px)}
.btn-onwhite-outline{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-onwhite-outline:hover{background:rgba(255,255,255,.14)}
.btn-wa{background:#25D366;color:#fff}
.btn-wa:hover{background:#1EBE5A}
.btn-sm{padding:9px 16px;font-size:14px;border-radius:10px}
.btn-block{width:100%}

/* ---------- header ---------- */
header.site{
  position:sticky;top:0;z-index:120;background:rgba(255,255,255,.94);
  backdrop-filter:blur(18px);border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px;gap:18px}
.brand{display:flex;align-items:center;gap:9px}
.brand-icon{height:42px;width:auto;border-radius:0}
.f-brand .brand-icon{height:48px}
@media(max-width:640px){.brand-icon{height:36px}}
.brand-img{height:34px;width:auto}
.f-brand .brand-img{height:38px}
@media(max-width:640px){.brand-img{height:29px}}
.brand-word{font-size:22px;font-weight:700;letter-spacing:-.6px;color:var(--ink)}
.brand-word em{font-style:normal;color:var(--brand)}
.brand-word.on-dark{color:#fff}
.brand-word.on-dark em{color:var(--brand-mid)}

.nav-main{display:flex;align-items:center;gap:4px;margin-left:14px}
.nav-item{position:relative}
.nav-link{
  display:flex;align-items:center;gap:5px;font-size:15px;font-weight:500;color:var(--ink-2);
  padding:10px 14px;border-radius:10px;transition:.18s;cursor:pointer;background:none;border:0;
}
.nav-link:hover{color:var(--brand-dark);background:var(--brand-soft)}
.nav-link .caret{font-size:10px;opacity:.6;transition:.2s}
.nav-item:hover .caret{transform:rotate(180deg)}
.dropdown{
  position:absolute;top:calc(100% + 8px);left:0;min-width:250px;background:#fff;
  border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow);
  padding:10px;opacity:0;visibility:hidden;transform:translateY(8px);transition:.2s;
}
.nav-item:hover .dropdown{opacity:1;visibility:visible;transform:translateY(0)}
.dropdown .dd-head{font-size:11px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;color:var(--muted);padding:8px 12px 6px}
.dropdown a{display:flex;align-items:center;gap:10px;font-size:14.5px;color:var(--ink-2);padding:9px 12px;border-radius:9px;transition:.15s}
.dropdown a:hover{background:var(--brand-soft);color:var(--brand-dark)}

.nav-side{display:flex;align-items:center;gap:9px;margin-left:auto}
.lang-btn{
  font-size:13px;font-weight:600;color:var(--ink-2);border:1px solid var(--line);
  background:#fff;border-radius:9px;padding:7px 12px;transition:.18s;
}
.lang-btn:hover{border-color:var(--brand);color:var(--brand-dark)}
.ai-btn{
  display:flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--brand-dark);
  background:var(--brand-soft);border:1px solid var(--line);border-radius:9px;padding:7px 12px;cursor:pointer;
}
.ai-btn:hover{background:#EBE0FF}
.burger{display:none;background:none;border:0;font-size:24px;color:var(--ink);cursor:pointer;padding:4px 8px}

/* mobile drawer */
.drawer{
  position:fixed;inset:0 0 0 auto;width:min(340px,88vw);background:#fff;z-index:200;
  transform:translateX(100%);transition:transform .28s ease,visibility .28s;
  visibility:hidden;overflow-y:auto;padding:18px;box-shadow:-20px 0 50px rgba(0,0,0,.12);
}
.drawer.open{transform:translateX(0);visibility:visible}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-close{background:none;border:0;font-size:26px;color:var(--muted);cursor:pointer}
.drawer h4{font-size:11px;letter-spacing:.8px;text-transform:uppercase;color:var(--muted);margin:18px 0 6px}
.drawer a.dl{display:block;padding:10px 12px;border-radius:10px;font-size:15px;color:var(--ink-2)}
.drawer a.dl:hover{background:var(--brand-soft)}
.overlay{position:fixed;inset:0;background:rgba(20,18,31,.45);z-index:190;opacity:0;visibility:hidden;transition:.25s}
.overlay.open{opacity:1;visibility:visible}

/* ---------- hero ---------- */
.hero{padding:72px 0 60px;background:
  radial-gradient(900px 420px at 12% -8%,rgba(140,82,255,.13),transparent 60%),
  radial-gradient(700px 380px at 96% 8%,rgba(140,82,255,.09),transparent 60%),var(--bg)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.hero h1{font-size:clamp(2.1rem,4.6vw,3.35rem);font-weight:700;line-height:1.16;letter-spacing:-1px}
.hero h1 .hl{color:var(--brand)}
.hero p.lead{font-size:18px;color:var(--muted);margin-top:18px;max-width:520px}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-stats{display:flex;gap:38px;margin-top:40px;padding-top:28px;border-top:1px solid var(--line)}
.hero-stats .v{font-size:26px;font-weight:700;color:var(--brand-dark)}
.hero-stats .k{font-size:13.5px;color:var(--muted)}

/* mock dashboard */
.mock{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--shadow-lg);overflow:hidden}
.mock-bar{display:flex;align-items:center;gap:8px;padding:13px 18px;background:var(--bg-2);border-bottom:1px solid var(--line)}
.mock-bar i{width:10px;height:10px;border-radius:50%;background:#E4DEF3;display:inline-block}
.mock-bar span{font-size:13px;font-weight:600;color:var(--muted);margin-left:8px}
.mock-body{padding:18px}
.mock-kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
.kpi{background:var(--bg-2);border:1px solid var(--line);border-radius:12px;padding:12px}
.kpi .k{font-size:11.5px;color:var(--muted);font-weight:600}
.kpi .v{font-size:19px;font-weight:700;margin-top:2px}
.kpi .d{font-size:11px;color:var(--ok);font-weight:600}
.mock-list{margin-top:16px;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.mock-list h5{font-size:12.5px;font-weight:700;color:var(--muted);padding:11px 14px;background:var(--bg-2);border-bottom:1px solid var(--line);text-transform:uppercase;letter-spacing:.5px}
.mrow{display:flex;align-items:center;gap:11px;padding:11px 14px;border-bottom:1px solid var(--line)}
.mrow:last-child{border-bottom:0}
.av{width:34px;height:34px;border-radius:50%;background:var(--brand-soft);color:var(--brand-dark);display:grid;place-items:center;font-size:12.5px;font-weight:700}
.mrow .nm{font-size:14px;font-weight:600}
.mrow .sb{font-size:12px;color:var(--muted)}
.pill{margin-left:auto;font-size:11px;font-weight:700;padding:4px 10px;border-radius:99px}
.pill.ok{background:#E7F8EE;color:#15803D}
.pill.wait{background:#FFF6E5;color:#B45309}
.pill.done{background:var(--brand-soft);color:var(--brand-dark)}

/* ---------- hero device mockup (floating) ---------- */
.hero-visual{position:relative;width:100%;max-width:840px;margin-left:auto;height:0;
  /* 1059/1700 — padding ratio works in every browser, unlike aspect-ratio */
  padding-bottom:62.31%;filter:drop-shadow(0 30px 60px rgba(75,31,176,.10))}
.hero-visual .dev{position:absolute;inset:0;width:100%;height:100%;object-fit:contain;transition:none;
  will-change:transform;animation:floaty 7s ease-in-out infinite}
.dev-monitor{z-index:1;animation-duration:8s}
.dev-laptop {z-index:2;animation-duration:6.6s;animation-delay:-1.2s}
.dev-phone  {z-index:3;animation-duration:5.4s;animation-delay:-2.4s}
@keyframes floaty{
  0%,100%{transform:translate3d(var(--px,0),var(--py,0),0)}
  50%    {transform:translate3d(var(--px,0),calc(var(--py,0) - 14px),0)}
}
/* devices settle into place on first paint */
.js .hero-visual .dev{opacity:0;transform:translate3d(0,26px,0)}
.js .hero-visual.in .dev{opacity:1;animation:rise .8s cubic-bezier(.2,.7,.3,1) forwards,
                                             floaty 7s ease-in-out 1s infinite}
.js .hero-visual.in .dev-laptop{animation-delay:.12s,1.12s}
.js .hero-visual.in .dev-phone {animation-delay:.24s,1.24s}
@keyframes rise{to{opacity:1;transform:translate3d(var(--px,0),var(--py,0),0)}}
@media(prefers-reduced-motion:reduce){
  .hero-visual .dev,.js .hero-visual.in .dev{animation:none!important;opacity:1;transform:none}
}
@media(max-width:900px){
  .hero-visual{max-width:640px;margin:0 auto}
  .hero-visual .dev{animation-duration:9s}
}

/* ---------- trust strip ---------- */
.strip{background:var(--ink);color:#fff;padding:34px 0}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.strip .v{font-size:30px;font-weight:700;color:var(--brand-mid)}
.strip .k{font-size:13.5px;color:rgba(255,255,255,.65)}

/* ---------- features ---------- */
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:44px}
.feat{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:26px;transition:.25s}
.feat:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--brand-mid)}
.feat .ic{width:46px;height:46px;border-radius:13px;background:var(--brand-soft);display:grid;place-items:center;font-size:22px;margin-bottom:14px}
.feat h3{font-size:17.5px;font-weight:700;margin-bottom:7px}
.feat p{font-size:14.5px;color:var(--muted)}

/* ---------- problems ---------- */
.prob-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:40px}
.prob{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.prob .x{font-size:13px;font-weight:700;color:#B91C1C;margin-bottom:6px}
.prob h4{font-size:16px;font-weight:700;margin-bottom:6px}
.prob p{font-size:14px;color:var(--muted)}
.prob .fix{display:flex;gap:8px;font-size:13.5px;color:var(--brand-dark);font-weight:600;margin-top:12px;padding-top:12px;border-top:1px dashed var(--line)}

/* ---------- video ---------- */
.video-box{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-lg);background:#000;aspect-ratio:16/9;margin-top:34px}
.video-box iframe{width:100%;height:100%;border:0;display:block}
.demo-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:26px}

/* ---------- pricing ---------- */
/* two plans: centred pair rather than a three-up row */
.price-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;margin-top:44px;
  align-items:start;max-width:860px;margin-left:auto;margin-right:auto}
.plan{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px 26px;position:relative;transition:.25s}
.plan:hover{box-shadow:var(--shadow)}
.plan.featured{border:2px solid var(--brand);box-shadow:var(--shadow-lg);transform:translateY(-6px)}
.plan .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--brand);color:#fff;font-size:12px;font-weight:700;padding:5px 16px;border-radius:99px}
.plan h3{font-size:18px;font-weight:700}
.plan .amt{font-size:36px;font-weight:700;margin:10px 0 2px;letter-spacing:-1px}
.plan .amt small{font-size:15px;font-weight:600;color:var(--muted)}
.plan .who{font-size:14px;color:var(--muted);min-height:44px}
.plan ul{list-style:none;margin:20px 0 24px;display:flex;flex-direction:column;gap:9px}
.plan li{font-size:14.5px;display:flex;gap:9px;align-items:flex-start}
.plan li .ck{color:var(--brand);font-weight:700}
.plan li.off{color:#A9A5B8}
.plan li.off .ck{color:#D6D1E4}

/* ---------- blog cards ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
.post{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:.25s}
.post:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--brand-mid)}
.post .thumb{height:130px;background:linear-gradient(135deg,var(--brand-soft),#EDE4FF);display:grid;place-items:center;font-size:42px}
.post .body{padding:20px;display:flex;flex-direction:column;flex:1}
.post .cat{font-size:11.5px;font-weight:700;color:var(--brand-dark);text-transform:uppercase;letter-spacing:.6px}
.post h3{font-size:17px;font-weight:700;margin:7px 0 8px;line-height:1.35}
.post p{font-size:14px;color:var(--muted);flex:1}
.post .meta{display:flex;align-items:center;justify-content:space-between;margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted)}
.post .meta a{color:var(--brand-dark);font-weight:700}

/* filters */
.filters{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.chip{font-size:13.5px;font-weight:600;color:var(--ink-2);background:#fff;border:1px solid var(--line);border-radius:99px;padding:8px 16px;transition:.18s;cursor:pointer}
.chip:hover{border-color:var(--brand)}
.chip.active{background:var(--brand);color:#fff;border-color:var(--brand)}
.searchbar{display:flex;gap:10px;margin-top:22px;max-width:520px}
.searchbar input{flex:1;font-family:inherit;font-size:15px;padding:12px 16px;border:1px solid var(--line);border-radius:12px;background:#fff}
.searchbar input:focus{outline:none;border-color:var(--brand)}

/* ---------- article ---------- */
.article{max-width:760px;margin:0 auto}
.article .kicker{font-size:12.5px;font-weight:700;color:var(--brand-dark);text-transform:uppercase;letter-spacing:.8px}
.article h1{font-size:clamp(1.8rem,3.6vw,2.6rem);font-weight:700;line-height:1.25;margin:12px 0 14px;letter-spacing:-.6px}
.article .amet{display:flex;flex-wrap:wrap;gap:16px;font-size:13.5px;color:var(--muted);padding-bottom:22px;border-bottom:1px solid var(--line)}
.article-body{font-size:17px;color:var(--ink-2);margin-top:26px}
.article-body h2{font-size:1.45rem;font-weight:700;color:var(--ink);margin:34px 0 12px}
.article-body h3{font-size:1.18rem;font-weight:700;color:var(--ink);margin:26px 0 10px}
.article-body p{margin-bottom:16px}
.article-body ul,.article-body ol{margin:0 0 18px 22px}
.article-body li{margin-bottom:8px}
.article-body blockquote{border-left:4px solid var(--brand);background:var(--brand-soft);padding:16px 20px;border-radius:0 12px 12px 0;margin:22px 0;font-size:16px}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.article-body th{background:var(--bg-2);font-weight:700}

/* ---------- advisors ---------- */
.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:30px}
.adv{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;transition:.25s}
.adv:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--brand-mid)}
.adv .av-lg{width:54px;height:54px;border-radius:50%;background:var(--brand-soft);color:var(--brand-dark);display:grid;place-items:center;font-size:18px;font-weight:700;margin-bottom:12px}
.adv h4{font-size:16.5px;font-weight:700}
.adv .role{font-size:12.5px;color:var(--brand-dark);font-weight:600}
.adv .loc{font-size:13.5px;color:var(--muted);margin-top:6px}
.adv .tags{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0}
.tag{font-size:11px;font-weight:700;color:var(--brand-dark);background:var(--brand-soft);border-radius:6px;padding:4px 9px}
.adv .acts{display:flex;gap:8px;margin-top:12px}
.count{font-size:14px;color:var(--muted);margin-top:18px}

/* ---------- forms ---------- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px;box-shadow:var(--shadow)}
.form-card h3{font-size:20px;font-weight:700;margin-bottom:4px}
.form-card .fs{font-size:14px;color:var(--muted);margin-bottom:20px}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.field label{font-size:13.5px;font-weight:600;color:var(--ink-2)}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:15px;padding:12px 14px;border:1px solid var(--line);
  border-radius:11px;background:#fff;color:var(--ink);width:100%;
}
.field textarea{min-height:96px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(140,82,255,.12)}
.note{font-size:12.5px;color:var(--muted);text-align:center;margin-top:12px}
.alert{padding:13px 16px;border-radius:12px;font-size:14.5px;font-weight:600;margin-bottom:18px}
.alert.ok{background:#E7F8EE;color:#15803D;border:1px solid #BBEBCC}
.alert.err{background:#FEECEC;color:#B91C1C;border:1px solid #F6C9C9}

/* ---------- page hero ---------- */
.page-head{padding:60px 0 44px;background:
  radial-gradient(700px 300px at 20% -20%,rgba(140,82,255,.14),transparent 60%),var(--bg-2);
  border-bottom:1px solid var(--line)}
.page-head h1{font-size:clamp(1.9rem,4vw,2.8rem);font-weight:700;letter-spacing:-.8px;line-height:1.2}
.page-head p{color:var(--muted);font-size:17px;margin-top:12px;max-width:680px}

/* ---------- resources ---------- */
.res-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.res{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;display:flex;flex-direction:column;transition:.25s}
.res:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--brand-mid)}
.res .badge{align-self:flex-start;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;color:var(--brand-dark);background:var(--brand-soft);border-radius:6px;padding:4px 10px;margin-bottom:12px}
.res h4{font-size:16.5px;font-weight:700;margin-bottom:7px}
.res p{font-size:14px;color:var(--muted);flex:1;margin-bottom:16px}

/* tool widgets */
.tool{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.tool h4{font-size:17px;font-weight:700;margin-bottom:4px}
.tool .out{margin-top:16px;background:#fff;border:1px dashed var(--brand-mid);border-radius:12px;padding:16px;text-align:center}
.tool .out .v{font-size:28px;font-weight:700;color:var(--brand-dark)}
.tool .out .k{font-size:13px;color:var(--muted)}

/* ---------- about ---------- */
.two-col{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.check-list{display:flex;flex-direction:column;gap:12px;margin-top:24px}
.check{display:flex;gap:12px;align-items:flex-start;background:var(--bg-2);border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.check .ic{color:var(--brand);font-weight:700}
.check .tx b{display:block;font-size:15px}
.check .tx span{font-size:13.5px;color:var(--muted)}
.card-company{background:linear-gradient(150deg,var(--brand),var(--brand-deep));color:#fff;border-radius:var(--r-lg);padding:34px;box-shadow:var(--shadow-lg)}
.card-company h3{font-size:22px;font-weight:700;margin:14px 0 6px}
.card-company p{color:rgba(255,255,255,.8);font-size:15px}
.card-company .cc-row{display:flex;gap:10px;align-items:center;font-size:14.5px;color:rgba(255,255,255,.9);padding:10px 0;border-top:1px solid rgba(255,255,255,.18);margin-top:6px}

/* ---------- CTA ---------- */
.cta{background:linear-gradient(140deg,var(--brand),var(--brand-deep));color:#fff;padding:74px 0;text-align:center}
.cta h2{font-size:clamp(1.7rem,3.4vw,2.4rem);font-weight:700;letter-spacing:-.6px}
.cta p{color:rgba(255,255,255,.85);font-size:17px;margin:12px auto 26px;max-width:560px}
.cta .btns{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}

/* ---------- footer ---------- */
footer.site{background:var(--ink);color:rgba(255,255,255,.6);padding:58px 0 26px}
.f-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.09)}
.f-brand .brand{margin-bottom:14px}
.f-brand p{font-size:14px;line-height:1.75;max-width:300px}
.f-social{display:flex;gap:10px;margin-top:16px}
.f-social a{width:36px;height:36px;border-radius:10px;background:rgba(255,255,255,.08);display:grid;place-items:center;font-size:16px;transition:.2s}
.f-social a:hover{background:var(--brand)}
.f-col h5{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px}
.f-col a,.f-col span{display:block;font-size:14px;color:rgba(255,255,255,.5);margin-bottom:9px;transition:.18s}
.f-col a:hover{color:var(--brand-mid)}
.f-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding-top:22px;font-size:13px}
.f-bottom a{color:var(--brand-mid)}

/* ---------- AI assistant ---------- */
.ai-fab{
  position:fixed;right:22px;bottom:22px;z-index:150;width:58px;height:58px;border-radius:50%;
  background:var(--brand);color:#fff;border:0;font-size:24px;cursor:pointer;
  box-shadow:0 10px 30px rgba(140,82,255,.45);transition:.2s;display:grid;place-items:center;
}
.ai-fab:hover{transform:scale(1.07)}
.ai-panel{
  position:fixed;right:22px;bottom:92px;z-index:160;width:min(380px,92vw);height:min(560px,76vh);
  background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:0 26px 70px rgba(20,18,31,.24);
  display:none;flex-direction:column;overflow:hidden;
}
.ai-panel.open{display:flex}
.ai-head{background:linear-gradient(135deg,var(--brand),var(--brand-deep));color:#fff;padding:15px 18px;display:flex;align-items:center;gap:11px}
.ai-head .dot{width:9px;height:9px;border-radius:50%;background:#4ADE80;box-shadow:0 0 0 3px rgba(74,222,128,.25)}
.ai-head h5{font-size:15px;font-weight:700}
.ai-head small{font-size:12px;color:rgba(255,255,255,.8)}
.ai-head button{margin-left:auto;background:none;border:0;color:#fff;font-size:20px;cursor:pointer;opacity:.85}
.ai-body{flex:1;overflow-y:auto;padding:16px;background:var(--bg-2);display:flex;flex-direction:column;gap:11px}
.msg{max-width:86%;padding:11px 14px;border-radius:14px;font-size:14.5px;line-height:1.6;white-space:pre-wrap}
.msg.bot{background:#fff;border:1px solid var(--line);border-bottom-left-radius:5px;align-self:flex-start}
.msg.me{background:var(--brand);color:#fff;border-bottom-right-radius:5px;align-self:flex-end}
.ai-quick{display:flex;flex-wrap:wrap;gap:7px;padding:0 16px 12px;background:var(--bg-2)}
.ai-quick button{font-family:inherit;font-size:12.5px;font-weight:600;color:var(--brand-dark);background:#fff;border:1px solid var(--line);border-radius:99px;padding:6px 12px;cursor:pointer}
.ai-quick button:hover{background:var(--brand-soft)}
.ai-foot{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line);background:#fff}
.ai-foot input{flex:1;font-family:inherit;font-size:14.5px;padding:11px 14px;border:1px solid var(--line);border-radius:11px}
.ai-foot input:focus{outline:none;border-color:var(--brand)}
.ai-foot button{background:var(--brand);color:#fff;border:0;border-radius:11px;width:44px;font-size:17px;cursor:pointer}
.typing{display:flex;gap:4px;padding:12px 14px}
.typing i{width:7px;height:7px;border-radius:50%;background:var(--brand-mid);animation:bl 1.2s infinite}
.typing i:nth-child(2){animation-delay:.2s}
.typing i:nth-child(3){animation-delay:.4s}
@keyframes bl{0%,60%,100%{opacity:.25}30%{opacity:1}}

/* floating whatsapp */
.wa-fab{position:fixed;left:22px;bottom:22px;z-index:150;width:52px;height:52px;border-radius:50%;background:#25D366;color:#fff;display:grid;place-items:center;font-size:24px;box-shadow:0 10px 26px rgba(37,211,102,.4);transition:.2s}
.wa-fab:hover{transform:scale(1.07)}

/* reveal on scroll — only hidden when JS is available (see the inline
   script in includes/header.php that adds .js to <html>). Without JS the
   content renders normally instead of staying invisible. */
.js .rv{opacity:0;transform:translateY(18px);transition:opacity .5s ease,transform .5s ease}
.js .rv.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){.js .rv{opacity:1;transform:none}}

/* ---------- responsive ---------- */
@media(max-width:1024px){
  .adv-grid{grid-template-columns:repeat(2,1fr)}
  .feat-grid,.prob-grid,.post-grid,.res-grid,.price-grid{grid-template-columns:repeat(2,1fr)}
  .f-top{grid-template-columns:1fr 1fr}
}
@media(max-width:900px){
  .nav-main{display:none}
  .burger{display:block}
  .lang-btn,.ai-btn{display:none}
  .hero-grid,.two-col{grid-template-columns:1fr}
  .hero .mock{order:-1}
  .strip-grid{grid-template-columns:repeat(2,1fr);gap:26px}
  section{padding:60px 0}
}
@media(max-width:640px){
  .feat-grid,.prob-grid,.post-grid,.res-grid,.price-grid,.adv-grid,.fgrid,.mock-kpis{grid-template-columns:1fr}
  .mock-kpis{grid-template-columns:1fr 1fr}
  .hero-stats{gap:22px;flex-wrap:wrap}
  .f-top{grid-template-columns:1fr}
  .plan.featured{transform:none}
  .wa-fab{width:46px;height:46px;font-size:20px;left:16px;bottom:16px}
  .ai-fab{width:52px;height:52px;right:16px;bottom:16px}
  .ai-panel{right:10px;left:10px;width:auto;bottom:80px}
}