/* ============================================================
   KALA3D.RO — sistem de design
   Culori brand: albastru #0000ff · roșu #ff120c · ink #25252d
   Semnătură vizuală: linii de strat FDM + etichete mono tehnice
   ============================================================ */
:root{
  --blue:#0000ff; --blue-h:#0000c9; --blue-soft:#eef0ff;
  --red:#ff120c;
  --ink:#25252d; --ink-2:#3a3a45; --muted:#5d5f6e;
  --paper:#ffffff; --mist:#f4f5f8; --line:#e3e5ec;
  --wa:#1fae54;
  --ff-d:'Archivo',system-ui,sans-serif;
  --ff-b:'Inter',system-ui,sans-serif;
  --ff-m:'IBM Plex Mono',ui-monospace,monospace;
  --r:10px; --r-lg:16px;
  --sh:0 1px 2px rgba(37,37,45,.06),0 8px 24px rgba(37,37,45,.07);
  --layers:repeating-linear-gradient(180deg,transparent 0 7px,rgba(37,37,45,.045) 7px 8px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.65 var(--ff-b);color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px}
h1,h2,h3,h4{font-family:var(--ff-d);line-height:1.12;margin:0 0 .5em;letter-spacing:-.015em}
h1{font-size:clamp(2rem,4.2vw,3.3rem);font-weight:750;font-stretch:105%}
h2{font-size:clamp(1.55rem,2.8vw,2.2rem);font-weight:700}
h3{font-size:1.13rem;font-weight:650}
.lead{font-size:1.12rem;color:var(--ink-2);max-width:62ch}
.kicker{font-family:var(--ff-m);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);margin:0 0 .8em}
.kicker::before{content:"// "}
.skip{position:absolute;left:-999px;top:0;background:var(--blue);color:#fff;padding:8px 14px;z-index:99}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--blue);outline-offset:2px}

/* ---------- Butoane ---------- */
.btn{display:inline-flex;align-items:center;gap:.5em;font:600 .95rem/1 var(--ff-d);padding:13px 22px;border-radius:var(--r);border:2px solid transparent;cursor:pointer;transition:.15s;text-decoration:none!important;white-space:nowrap}
.btn-lg{padding:16px 26px;font-size:1.02rem}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--blue-h)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:#101018}
.btn-wa{background:var(--wa);color:#fff}
.btn-wa:hover{filter:brightness(.93)}
.btn-ghost{border-color:var(--line);color:var(--ink);background:#fff}
.btn-ghost:hover{border-color:var(--ink)}
.btn-white{background:#fff;color:var(--ink)}
.btn-outline-w{border-color:rgba(255,255,255,.55);color:#fff}
.btn-outline-w:hover{border-color:#fff}

/* ---------- Chips tehnice (semnătură) ---------- */
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}
.chip{font:500 .8rem/1 var(--ff-m);background:var(--mist);border:1px solid var(--line);border-radius:6px;padding:7px 10px;color:var(--ink-2)}
.chip-s{font-size:.72rem;padding:5px 8px;display:inline-block;margin:2px 4px 2px 0}
.chip-hl{background:var(--blue-soft);border-color:#c9ceff;color:var(--blue)}

/* ---------- Header ---------- */
.hd{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.hd-in{display:flex;align-items:center;gap:22px;min-height:74px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none!important;margin-right:auto}
.brand img{width:46px;height:auto}
.brand-tx{display:flex;flex-direction:column;line-height:1.05}
.brand-tx strong{font:800 1.15rem var(--ff-d);color:var(--ink);letter-spacing:.02em}
.brand-tx .b3d{color:var(--blue)}
.brand-tx em{font:400 .62rem var(--ff-m);font-style:normal;color:var(--muted);letter-spacing:.08em}
.nav{display:flex;gap:4px;align-items:center;flex-wrap:wrap}
.nav a{font:500 .88rem var(--ff-b);color:var(--ink-2);padding:8px 9px;border-radius:8px;text-decoration:none!important}
.nav a:hover{background:var(--mist)}
.nav a.on{color:var(--blue);background:var(--blue-soft)}
.nav .lang{font-family:var(--ff-m);border:1px solid var(--line);margin-left:6px}
.hd-cta{display:flex;gap:8px}
.burger{display:none;background:0;border:0;padding:10px;cursor:pointer}
.burger span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.2s}

/* ---------- Hero ---------- */
.hero{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(180deg,transparent 0 9px,rgba(255,255,255,.035) 9px 10px)}
.hero-in{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;padding:72px 22px;position:relative}
.hero h1{color:#fff;margin:.1em 0 .35em}
.hero .lead{color:#c9cad4}
.hero .kicker{color:#8f96ff}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 6px}
.hero-specs{margin-top:22px}
.hero-specs .chip{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.16);color:#d6d8e2}
.hero-specs .chip-hl{background:rgba(0,0,255,.28);border-color:#5a5aff;color:#dfe2ff}
.hero-vis svg{width:100%;height:auto;max-width:460px;margin:0 auto}

/* ---------- Secțiuni ---------- */
.sec{padding:64px 0}
.sec.alt{background:var(--mist);background-image:var(--layers)}
.sec.tight{padding:40px 0}
.pagehead{padding:52px 22px 8px}
.pagehead .lead{margin-bottom:10px}
.crumbs{font:400 .78rem var(--ff-m);color:var(--muted);padding-top:18px}
.crumbs a{color:var(--muted)}
.crumbs span{margin:0 7px;color:var(--line)}
.crumbs b{color:var(--ink-2);font-weight:500}

.prose{max-width:74ch}
.prose p{margin:.9em 0}
.prose ul{padding-left:1.2em}
.prose li{margin:.35em 0}
.prose h3{margin-top:1.6em}
.note{border-left:3px solid var(--blue);background:var(--blue-soft);padding:14px 18px;border-radius:0 var(--r) var(--r) 0;margin:1.2em 0}
.note-warn{border-color:var(--red);background:#fff3f2}

/* ---------- Carduri ---------- */
.cards{display:grid;gap:18px;margin-top:26px}
.cards.c2{grid-template-columns:repeat(2,1fr)}
.cards.c3{grid-template-columns:repeat(3,1fr)}
.cards.c4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-top:3px solid var(--blue);border-radius:var(--r);padding:22px;position:relative;display:block;color:var(--ink);text-decoration:none!important;transition:.15s}
a.card:hover{box-shadow:var(--sh);transform:translateY(-2px);border-top-color:var(--red)}
.card h3{margin-bottom:.35em}
.card p{margin:0;color:var(--muted);font-size:.93rem}
.card-ic{font-size:1.5rem;display:block;margin-bottom:10px}
.card-go{position:absolute;right:18px;bottom:14px;color:var(--blue);font-weight:700}
.cgrid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:20px}

/* ---------- Pași ---------- */
.steps{counter-reset:s;list-style:none;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:26px}
.steps li{counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px;position:relative}
.steps li::before{content:counter(s,decimal-leading-zero);font:600 .8rem var(--ff-m);color:var(--blue);background:var(--blue-soft);border-radius:6px;padding:4px 8px;display:inline-block;margin-bottom:12px}
.steps p{margin:0;font-size:.92rem;color:var(--muted)}

/* ---------- Tabele ---------- */
.tbl-wrap{overflow-x:auto;margin-top:22px}
table{border-collapse:collapse;width:100%;font-size:.93rem;background:#fff}
th{font:600 .78rem var(--ff-m);text-align:left;text-transform:uppercase;letter-spacing:.06em;background:var(--ink);color:#fff;padding:12px 14px}
td{border:1px solid var(--line);padding:11px 14px;vertical-align:top}
tbody tr:nth-child(even){background:var(--mist)}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin-top:20px}
.faq details{border:1px solid var(--line);border-radius:var(--r);margin-bottom:10px;background:#fff}
.faq summary{cursor:pointer;font:600 1rem var(--ff-d);padding:16px 20px;list-style:none;position:relative;padding-right:44px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:18px;top:12px;font:400 1.4rem var(--ff-m);color:var(--blue)}
.faq details[open] summary::after{content:"–"}
.faq-a{padding:0 20px 16px;color:var(--ink-2)}
.faq-a p{margin:0}

/* ---------- Galerie / portofoliu ---------- */
.gal{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:26px}
.gal-it{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.gal-it img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--mist)}
.gal-it figcaption{padding:16px}
.gal-it b{font-family:var(--ff-d)}
.gal-it p{font-size:.88rem;color:var(--muted);margin:.5em 0 0}
.gal-specs{display:block;margin-top:8px}

/* ---------- Formulare ---------- */
.form{max-width:860px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:30px;margin-top:24px;box-shadow:var(--sh)}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:16px 20px}
.fi{display:flex;flex-direction:column;gap:6px}
.fi-full{grid-column:1/-1}
.fi label{font:600 .82rem var(--ff-b);color:var(--ink-2)}
.fi input,.fi select,.fi textarea{font:400 .95rem var(--ff-b);border:1px solid var(--line);border-radius:8px;padding:11px 12px;background:#fff;color:var(--ink);width:100%}
.fi input:focus,.fi select:focus,.fi textarea:focus{border-color:var(--blue);outline:2px solid var(--blue-soft)}
.fchk{margin:14px 0 0;font-size:.86rem;color:var(--ink-2)}
.fchk label{display:flex;gap:10px;align-items:flex-start;cursor:pointer}
.fchk input{margin-top:3px}
.form .btn{margin-top:22px}
.form-note{font-size:.82rem;color:var(--muted);margin-top:14px;border-top:1px dashed var(--line);padding-top:12px}
.hp{position:absolute;left:-9999px;height:0;width:0;opacity:0}

/* ---------- CTA final ---------- */
.cta-final{background:var(--blue);color:#fff;text-align:center;position:relative;overflow:hidden}
.cta-final::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(180deg,transparent 0 9px,rgba(255,255,255,.06) 9px 10px)}
.cta-final .wrap{position:relative}
.cta-final h2{color:#fff}
.cta-final .lead{color:#dfe2ff;margin:0 auto}
.cta-final .hero-cta{justify-content:center}

/* ---------- Footer ---------- */
.ft{background:var(--ink);color:#b9bbc7;font-size:.92rem}
.ft-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding:56px 22px 30px}
.ft h4{color:#fff;font-size:.95rem;margin-bottom:14px}
.ft a{color:#b9bbc7;display:block;margin:7px 0}
.ft a:hover{color:#fff}
.ft-brand img{width:74px;margin-bottom:10px}
.ft-slogan{font:500 .7rem var(--ff-m);letter-spacing:.14em;text-transform:uppercase;color:#8f96ff;margin:0 0 10px}
.ft-soc{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.ft-soc a{border:1px solid #3c3c48;border-radius:6px;padding:6px 12px;font:500 .75rem var(--ff-m)}
.ft-legal{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;border-top:1px solid #3c3c48;padding-top:20px;padding-bottom:26px;font-size:.82rem}
.ft-legal a{color:#b9bbc7;display:inline}

/* ---------- WhatsApp flotant + consimțământ ---------- */
.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;background:var(--wa);color:#fff;width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(0,0,0,.25)}
.wa-float:hover{transform:scale(1.06)}
.consent[hidden]{display:none!important}
.consent{position:fixed;left:18px;right:18px;bottom:18px;z-index:70;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh);padding:18px 22px;display:flex;gap:18px;align-items:center;justify-content:space-between;flex-wrap:wrap;max-width:860px;margin:0 auto}
.consent p{margin:0;font-size:.88rem}
.consent div{display:flex;gap:10px}

/* ---------- Reveal ---------- */
@media(prefers-reduced-motion:no-preference){
  .rv{opacity:0;transform:translateY(14px);transition:.5s ease}
  .rv.in{opacity:1;transform:none}
}

/* ---------- Responsive ---------- */
@media(max-width:1060px){
  .nav{display:none;position:absolute;top:74px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:stretch;padding:14px 22px;gap:2px}
  .nav.open{display:flex}
  .nav a{padding:12px 10px;font-size:1rem}
  .burger{display:block}
  .hd-cta .btn-ghost{display:none}
  .cards.c3,.cards.c4,.steps{grid-template-columns:repeat(2,1fr)}
  .cgrid{grid-template-columns:repeat(2,1fr)}
  .gal{grid-template-columns:repeat(2,1fr)}
  .hero-in{grid-template-columns:1fr;padding:52px 22px}
  .hero-vis{order:-1}
  .hero-vis svg{max-width:300px}
  .ft-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .cards.c2,.cards.c3,.cards.c4,.steps,.cgrid,.gal,.fgrid{grid-template-columns:1fr}
  .hd-cta{display:none}
  .sec{padding:46px 0}
  .btn-lg{width:100%;justify-content:center}
  .ft-grid{grid-template-columns:1fr}
}