/* ===== Imperial Clean Services — black & gold ===== */
:root{
  --bg:#080808;
  --bg-2:#0e0e0f;
  --bg-3:#121213;
  --line:rgba(212,175,55,.16);
  --line-soft:rgba(255,255,255,.07);
  --ink:#f4f2ee;
  --ink-dim:#a9a6a0;
  --gold:#d4af37;
  --gold-2:#f6e27a;
  --gold-3:#b8912a;
  --grad-gold:linear-gradient(135deg,#8f6c17 0%,#d4af37 22%,#f9edb0 48%,#d4af37 72%,#8f6c17 100%);
  --r:16px;
  --shadow:0 30px 80px -30px rgba(0,0,0,.9);
  --ff:"Inter","Segoe UI",system-ui,-apple-system,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);font-family:var(--ff);
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
em{font-style:normal;background:var(--grad-gold);-webkit-background-clip:text;background-clip:text;color:transparent}
.wrap{width:min(1180px,92vw);margin-inline:auto}
.center{text-align:center}

/* ---------- typography ---------- */
.h2{
  font-size:clamp(2rem,4.4vw,3.4rem);line-height:1.08;margin:.2em 0 .6em;
  font-weight:800;letter-spacing:-.025em;
}
.eyebrow{
  font-size:.72rem;letter-spacing:.32em;text-transform:uppercase;
  color:var(--gold);font-weight:600;margin:0 0 .4em;
}
.center.h2+.lead,.lead{color:var(--ink-dim);font-size:1.06rem;max-width:62ch}
.lead.center{margin-inline:auto}
.prose p{color:var(--ink-dim);margin:0 0 1.1em}
.prose p:first-child{color:var(--ink);font-size:1.16rem}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  padding:.78em 1.5em;border-radius:999px;font-weight:600;font-size:.95rem;
  letter-spacing:.01em;transition:transform .35s cubic-bezier(.2,.8,.2,1),box-shadow .35s,background .35s,color .35s;
  will-change:transform;white-space:nowrap;
}
.btn--lg{padding:1em 2em;font-size:1rem}
.btn--gold{background:var(--grad-gold);color:#140f02;box-shadow:0 10px 30px -12px rgba(212,175,55,.7)}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 18px 44px -14px rgba(212,175,55,.85)}
.btn--ghost{border:1px solid var(--line);color:var(--ink)}
.btn--ghost:hover{border-color:var(--gold);color:var(--gold);transform:translateY(-2px)}

/* ---------- nav ---------- */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:60;display:flex;align-items:center;gap:2rem;
  padding:1.05rem clamp(1rem,4vw,2.6rem);
  transition:background .4s,backdrop-filter .4s,border-color .4s,padding .4s;
  border-bottom:1px solid transparent;
}
.nav.is-stuck{
  background:rgba(8,8,8,.78);backdrop-filter:blur(14px) saturate(140%);
  border-bottom-color:var(--line-soft);padding-block:.7rem;
}
.nav__brand{display:flex;align-items:center;gap:.7rem;font-weight:800;letter-spacing:-.02em}
.nav__mark{width:38px;height:38px;border-radius:50%;overflow:hidden;flex:none;box-shadow:0 0 0 1px var(--line)}
.nav__mark img{width:100%;height:100%;object-fit:cover;transform:scale(1.02)}
.nav__name{font-size:1.02rem}
.nav__name em{margin-left:.28em}
.nav__links{display:flex;gap:1.7rem;margin-left:auto;font-size:.9rem;color:var(--ink-dim)}
.nav__links a{position:relative;transition:color .3s}
.nav__links a::after{
  content:"";position:absolute;left:0;bottom:-6px;height:1px;width:100%;
  background:var(--grad-gold);transform:scaleX(0);transform-origin:right;transition:transform .4s cubic-bezier(.2,.8,.2,1);
}
.nav__links a:hover{color:var(--ink)}
.nav__links a:hover::after{transform:scaleX(1);transform-origin:left}
.nav__cta{padding:.6em 1.2em;font-size:.85rem}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100svh;display:grid;place-items:center;text-align:center;padding:7rem 1rem 5rem;overflow:hidden}
.hero__glow{
  position:absolute;inset:-20% -10% auto -10%;height:120%;pointer-events:none;
  background:
    radial-gradient(closest-side at 50% 32%,rgba(212,175,55,.18),transparent 70%),
    radial-gradient(closest-side at 50% 32%,rgba(212,175,55,.10),transparent 55%);
  animation:breathe 9s ease-in-out infinite;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    linear-gradient(transparent 0,transparent calc(100% - 1px),rgba(255,255,255,.025) 100%) 0 0/100% 84px,
    linear-gradient(90deg,transparent 0,transparent calc(100% - 1px),rgba(255,255,255,.025) 100%) 0 0/84px 100%;
  mask-image:radial-gradient(closest-side at 50% 45%,#000,transparent 85%);
}
@keyframes breathe{0%,100%{opacity:.85;transform:scale(1)}50%{opacity:1;transform:scale(1.06)}}
.hero__inner{position:relative;z-index:2;width:min(900px,92vw)}
.hero__logo{width:clamp(180px,26vw,290px);aspect-ratio:1;margin:0 auto 2rem;border-radius:50%;overflow:hidden;
  box-shadow:0 0 0 1px rgba(212,175,55,.35),0 0 90px -10px rgba(212,175,55,.45);
  animation:float 7s ease-in-out infinite;
}
.hero__logo img{width:100%;height:100%;object-fit:cover;transform:scale(1.02)}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
.hero__eyebrow{font-size:.75rem;letter-spacing:.42em;text-transform:uppercase;color:var(--gold);margin:0 0 1rem;font-weight:600}
.hero__slogan{font-size:clamp(2.4rem,7vw,5.2rem);line-height:1.02;letter-spacing:-.035em;font-weight:800;margin:0 0 1.1rem}
.hero__sub{color:var(--ink-dim);max-width:58ch;margin:0 auto 2.2rem;font-size:clamp(.98rem,1.5vw,1.1rem)}
.hero__actions{display:flex;gap:.9rem;justify-content:center;flex-wrap:wrap;margin-bottom:2.6rem}
.hero__trust{display:flex;gap:.6rem 2rem;justify-content:center;flex-wrap:wrap;list-style:none;padding:0;margin:0;
  font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:#6f6c66}
.hero__trust li{display:flex;align-items:center;gap:.6rem}
.hero__trust li::before{content:"◆";color:var(--gold);font-size:.6em}
.hero__scroll{position:absolute;bottom:1.6rem;left:50%;transform:translateX(-50%);z-index:2;
  font-size:.66rem;letter-spacing:.34em;text-transform:uppercase;color:#5d5a55;display:grid;justify-items:center;gap:.6rem}
.hero__scroll span{width:1px;height:44px;background:linear-gradient(var(--gold),transparent);animation:drop 2.2s ease-in-out infinite}
@keyframes drop{0%{transform:scaleY(.2);transform-origin:top;opacity:0}40%{opacity:1}100%{transform:scaleY(1);transform-origin:top;opacity:0}}

/* ---------- marquee ---------- */
.marquee{overflow:hidden;border-block:1px solid var(--line-soft);background:var(--bg-2);padding:.9rem 0}
.marquee__track{display:flex;gap:2.2rem;width:max-content;animation:slide 38s linear infinite;
  font-size:.82rem;letter-spacing:.22em;text-transform:uppercase;color:#7a766f;white-space:nowrap}
.marquee__track i{color:var(--gold);font-style:normal;font-size:.6em;align-self:center}
@keyframes slide{to{transform:translateX(-50%)}}

/* ---------- sections ---------- */
.section{padding:clamp(4.5rem,11vw,9rem) 0;position:relative}
.section--alt{background:var(--bg-2);border-block:1px solid var(--line-soft)}
.grid-2{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(2rem,6vw,5rem);align-items:start}

/* stats */
.stats{display:flex;gap:2.4rem;flex-wrap:wrap;margin-top:2.4rem;padding-top:2rem;border-top:1px solid var(--line-soft)}
.stat b{display:block;font-size:2.1rem;font-weight:800;letter-spacing:-.03em;
  background:var(--grad-gold);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{font-size:.76rem;letter-spacing:.16em;text-transform:uppercase;color:#6f6c66}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:1.1rem;margin-top:3.4rem}
.card{
  position:relative;padding:2rem 1.8rem;border-radius:var(--r);background:var(--bg-3);
  border:1px solid var(--line-soft);overflow:hidden;
  transition:transform .5s cubic-bezier(.2,.8,.2,1),border-color .5s,background .5s;
}
.card::before{
  content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:var(--grad-gold);opacity:0;transition:opacity .5s;
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;
}
.card:hover{transform:translateY(-6px);background:#151516}
.card:hover::before{opacity:.7}
.card__ico{color:var(--gold);font-size:.8rem;margin-bottom:1.1rem}
.card h3{margin:0 0 .6rem;font-size:1.18rem;letter-spacing:-.015em}
.card p{margin:0;color:var(--ink-dim);font-size:.95rem}

/* steps */
.steps{list-style:none;padding:0;margin:3.4rem 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.6rem}
.step{position:relative;padding-top:1.6rem;border-top:1px solid var(--line)}
.step b{display:block;font-size:.8rem;letter-spacing:.2em;color:var(--gold);margin-bottom:.8rem}
.step h3{margin:0 0 .5rem;font-size:1.1rem}
.step p{margin:0;color:var(--ink-dim);font-size:.93rem}

/* checks */
.checks{list-style:none;padding:0;margin:0;display:grid;gap:1rem}
.checks li{padding:1.15rem 1.3rem 1.15rem 3.1rem;position:relative;border:1px solid var(--line-soft);border-radius:12px;
  background:var(--bg-2);color:var(--ink-dim);font-size:.95rem;transition:border-color .4s,transform .4s}
.checks li:hover{border-color:var(--line);transform:translateX(4px)}
.checks li b{display:block;color:var(--ink);font-size:1rem;margin-bottom:.15rem}
.checks li::before{content:"✓";position:absolute;left:1.25rem;top:1.15rem;color:var(--gold);font-weight:700}

/* ---------- SCROLL REVEAL BEFORE→AFTER ---------- */
.results{background:linear-gradient(180deg,var(--bg) 0%,#0b0b0c 50%,var(--bg) 100%)}
.reveals{margin-top:clamp(3rem,7vw,5.5rem);display:grid;gap:clamp(3rem,8vw,7rem)}
.rv{margin:0;width:min(1000px,92vw);margin-inline:auto}
.rv__frame{
  position:relative;border-radius:var(--r);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
  aspect-ratio:16/10;background:#0b0b0b;isolation:isolate;
}
.rv__base,.rv__top{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.rv__top{
  /* p = 0 → complet ascunsă (murdar) ; p = 1 → complet vizibilă (curat) */
  --p:0;
  -webkit-mask-image:linear-gradient(to bottom,#000 0%,#000 var(--m1),transparent var(--m2),transparent 100%);
  mask-image:linear-gradient(to bottom,#000 0%,#000 var(--m1),transparent var(--m2),transparent 100%);
  --m1:calc(var(--p) * 128% - 28%);
  --m2:calc(var(--p) * 128%);
  will-change:mask-image;
}
.rv__edge{
  position:absolute;left:0;right:0;height:170px;pointer-events:none;
  top:calc(var(--p,0) * 128% - 14%);transform:translateY(-50%);
  background:linear-gradient(180deg,transparent,rgba(246,226,122,.14) 42%,rgba(246,226,122,.5) 50%,rgba(246,226,122,.14) 58%,transparent);
  filter:blur(1px);opacity:calc(1 - max(0,(var(--p,0) - .88)) * 8);
  mix-blend-mode:screen;
}
.rv figcaption{display:flex;flex-wrap:wrap;align-items:baseline;gap:.4rem 1rem;margin-top:1.1rem;padding-inline:.2rem}
.rv figcaption b{font-size:1.05rem;letter-spacing:-.01em}
.rv figcaption span{color:#6f6c66;font-size:.88rem}

/* ---------- clienti ---------- */
.clients .eyebrow.center{text-align:center}
.clients__grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.2rem;margin-top:3.2rem}
.client{
  position:relative;padding:2.2rem 2rem;border-radius:var(--r);
  background:radial-gradient(130% 130% at 0% 0%,rgba(212,175,55,.07),transparent 55%),var(--bg-3);
  border:1px solid var(--line-soft);transition:border-color .5s,transform .5s cubic-bezier(.2,.8,.2,1);
}
.client:hover{border-color:var(--line);transform:translateY(-5px)}
.client__tag{
  display:inline-block;font-size:.68rem;letter-spacing:.24em;text-transform:uppercase;
  color:var(--gold);border:1px solid var(--line);border-radius:999px;padding:.3em .95em;margin-bottom:1.1rem;
}
.client h3{margin:0 0 .55rem;font-size:1.45rem;letter-spacing:-.02em}
.client p{margin:0;color:var(--ink-dim);font-size:.95rem}

/* ---------- contact ---------- */
.contact{background:var(--bg-2);border-top:1px solid var(--line-soft)}
.contact__box{
  position:relative;border-radius:24px;padding:clamp(2.5rem,6vw,4.5rem) clamp(1.5rem,5vw,4rem);
  background:radial-gradient(120% 140% at 50% 0%,rgba(212,175,55,.10),transparent 60%),var(--bg-3);
  border:1px solid var(--line);text-align:center;box-shadow:var(--shadow);
}
.contact__box .eyebrow{text-align:center}
.contact__actions{display:flex;gap:.9rem;justify-content:center;flex-wrap:wrap;margin:2.2rem 0 1.2rem}
.contact__note{color:#6f6c66;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;margin:0}

/* ---------- footer ---------- */
.footer{background:var(--bg);border-top:1px solid var(--line-soft);padding-top:3.4rem}
.footer__inner{display:flex;gap:2rem;flex-wrap:wrap;align-items:center;justify-content:space-between;padding-bottom:2.6rem}
.footer__brand{display:flex;align-items:center;gap:.9rem}
.footer__brand img{width:52px;height:52px;border-radius:50%;object-fit:cover;box-shadow:0 0 0 1px var(--line)}
.footer__brand b{display:block;letter-spacing:-.01em}
.footer__brand span{font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;color:#6f6c66}
.footer__links{display:flex;gap:1.4rem;flex-wrap:wrap;font-size:.9rem;color:var(--ink-dim)}
.footer__links a:hover{color:var(--gold)}
.footer__meta{display:grid;gap:.15rem;text-align:right;font-size:.9rem}
.footer__meta a{color:var(--gold);font-weight:600}
.footer__meta span{color:#6f6c66;font-size:.82rem}
.footer__bar{border-top:1px solid var(--line-soft);padding:1.2rem;text-align:center;font-size:.78rem;color:#5d5a55}

/* socials */
.socials{display:flex;gap:.6rem;margin-top:.7rem;justify-content:flex-end}
.socials--center{justify-content:center;margin-top:1.6rem}
.socials a{
  width:40px;height:40px;display:grid;place-items:center;border-radius:50%;
  border:1px solid var(--line-soft);color:var(--ink-dim);
  transition:color .35s,border-color .35s,transform .35s cubic-bezier(.2,.8,.2,1),background .35s;
}
.socials svg{width:18px;height:18px;fill:currentColor}
.socials a:hover{color:var(--gold);border-color:var(--gold);transform:translateY(-3px);background:rgba(212,175,55,.07)}

/* ---------- WhatsApp floating ---------- */
.wa{
  position:fixed;right:clamp(.9rem,2.4vw,1.7rem);top:50%;transform:translateY(-50%);z-index:80;
  display:flex;align-items:center;gap:.6rem;padding:.85rem;border-radius:999px;
  background:linear-gradient(145deg,#25d366,#128c4a);color:#fff;font-weight:700;font-size:.9rem;
  box-shadow:0 14px 34px -10px rgba(37,211,102,.55),0 0 0 1px rgba(255,255,255,.12) inset;
  transition:transform .4s cubic-bezier(.2,.8,.2,1),box-shadow .4s;
}
.wa::after{
  content:"";position:absolute;inset:0;border-radius:inherit;border:2px solid rgba(37,211,102,.55);
  animation:pulse 2.6s ease-out infinite;pointer-events:none;
}
@keyframes pulse{0%{transform:scale(1);opacity:.8}70%{transform:scale(1.35);opacity:0}100%{opacity:0}}
.wa svg{width:28px;height:28px;fill:currentColor;flex:none}
.wa__label{max-width:0;overflow:hidden;white-space:nowrap;opacity:0;transition:max-width .45s cubic-bezier(.2,.8,.2,1),opacity .35s,padding .45s}
.wa:hover{transform:translateY(-50%) scale(1.04);box-shadow:0 20px 46px -12px rgba(37,211,102,.7)}
.wa:hover .wa__label{max-width:170px;opacity:1;padding-right:.5rem}

/* ---------- reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s cubic-bezier(.2,.8,.2,1),transform .9s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}
.reveal[data-d="1"]{transition-delay:.08s}
.reveal[data-d="2"]{transition-delay:.16s}
.reveal[data-d="3"]{transition-delay:.24s}
.reveal[data-d="4"]{transition-delay:.32s}
.reveal[data-d="5"]{transition-delay:.40s}
.reveal[data-d="6"]{transition-delay:.48s}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .nav__links{display:none}
  .grid-2{grid-template-columns:1fr}
}
@media (max-width:640px){
  body{font-size:16px}
  .nav__cta{display:none}
  .rv__frame{aspect-ratio:4/5}
  .footer__inner{justify-content:center;text-align:center}
  .footer__meta{text-align:center;justify-items:center}
  .socials{justify-content:center}
  .wa{top:auto;bottom:1.1rem;transform:none}
  .wa:hover{transform:scale(1.04)}
  .hero__trust{gap:.5rem 1.2rem;font-size:.72rem}
  .stats{gap:1.6rem}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .reveal{opacity:1;transform:none}
}