/* =========================================
   RamboPro — single page site
   ========================================= */

:root{
  --bg:        #07090d;
  --bg-2:      #0a0d13;
  --panel:     #0f141c;
  --panel-2:   #121922;
  --line:      rgba(255,255,255,.08);
  --line-2:    rgba(255,255,255,.14);
  --text:      #e9eef6;
  --muted:     #8b97a9;
  --muted-2:   #5f6b7c;
  --amber:     #ffb020;
  --amber-2:   #ffc961;
  --blue:      #4ea8ff;
  --green:     #2be08a;

  --radius:    14px;
  --radius-lg: 20px;
  --wrap:      1180px;

  --font-d: 'Space Grotesk', 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-b: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; }

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-b);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }

.wrap{
  width:100%;
  max-width:var(--wrap);
  margin:0 auto;
  padding:0 28px;
}

/* ---------- coming soon cover ---------- */
.cover{
  position:fixed;
  inset:0;
  z-index:9999;
  display:grid;
  place-items:center;
  padding:40px 24px;
  background:#05070a;
  overflow:hidden;
  transition:opacity .5s ease, visibility .5s;
}
.cover.is-hidden{
  opacity:0;
  visibility:hidden;
  pointer-events:none;
}
body.no-scroll{ overflow:hidden; }

.cover-glow{
  position:absolute;
  inset:0;
  pointer-events:none;
}
.cover-glow::before,
.cover-glow::after{
  content:'';
  position:absolute;
  border-radius:50%;
  filter:blur(110px);
}
.cover-glow::before{
  width:640px; height:640px;
  top:-220px; left:-160px;
  background:radial-gradient(circle, rgba(78,168,255,.22), transparent 68%);
}
.cover-glow::after{
  width:700px; height:700px;
  bottom:-300px; right:-200px;
  background:radial-gradient(circle, rgba(255,176,32,.18), transparent 68%);
}

.cover-grid{
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size:72px 72px;
  mask-image:radial-gradient(ellipse 70% 62% at 50% 45%, #000 20%, transparent 76%);
  -webkit-mask-image:radial-gradient(ellipse 70% 62% at 50% 45%, #000 20%, transparent 76%);
}

.cover-inner{
  position:relative;
  text-align:center;
  max-width:960px;
}

.cover-brand{
  margin:0 0 30px;
  font-family:var(--font-d);
  font-size:11.5px;
  font-weight:500;
  letter-spacing:.34em;
  color:var(--muted-2);
  animation:coverUp .8s .05s both cubic-bezier(.22,.61,.36,1);
}
.cover-brand span{ color:var(--amber); }

.cover-title{
  margin:0;
  font-family:var(--font-d);
  font-weight:700;
  font-size:clamp(30px, 6.2vw, 78px);
  line-height:1.04;
  letter-spacing:-.035em;
  text-transform:uppercase;
}
.cl{
  display:block;
  animation:coverUp .9s both cubic-bezier(.22,.61,.36,1);
}
.cl:nth-child(1){ animation-delay:.12s; }
.cl-accent{
  color:var(--amber);
  animation-delay:.24s;
  text-shadow:0 0 44px rgba(255,176,32,.45);
}
.cl-outline{
  animation-delay:.36s;
  color:transparent;
  -webkit-text-stroke:1.4px rgba(233,238,246,.55);
  margin-top:.12em;
}
@media (min-width:780px){
  .cl-outline{ -webkit-text-stroke-width:2px; }
}

@keyframes coverUp{
  from{ opacity:0; transform:translateY(26px); }
  to{ opacity:1; transform:none; }
}

.cover-progress{
  position:relative;
  width:180px;
  height:2px;
  margin:46px auto 0;
  border-radius:2px;
  background:rgba(255,255,255,.09);
  overflow:hidden;
  animation:coverUp .9s .48s both cubic-bezier(.22,.61,.36,1);
}
.cover-progress span{
  position:absolute;
  top:0; left:0;
  width:42%;
  height:100%;
  border-radius:2px;
  background:linear-gradient(90deg, transparent, var(--amber), var(--amber-2));
  animation:slideBar 1.9s ease-in-out infinite;
}
@keyframes slideBar{
  0%{ transform:translateX(-110%); }
  100%{ transform:translateX(340%); }
}

.cover-note{
  margin:26px 0 0;
  font-size:12.5px;
  letter-spacing:.06em;
  color:var(--muted-2);
  animation:coverUp .9s .58s both cubic-bezier(.22,.61,.36,1);
}

.cover-skip{
  position:absolute;
  right:20px;
  bottom:18px;
  z-index:2;
  padding:7px 14px;
  border:1px solid rgba(255,255,255,.10);
  border-radius:999px;
  background:transparent;
  color:rgba(255,255,255,.28);
  font-family:var(--font-b);
  font-size:11.5px;
  letter-spacing:.06em;
  cursor:pointer;
  opacity:.25;
  transition:opacity .3s, color .2s, border-color .2s;
}
.cover-skip:hover,
.cover-skip:focus-visible{
  opacity:1;
  color:var(--text);
  border-color:rgba(255,255,255,.3);
  outline:none;
}

@media (max-width:780px){
  .cover-skip{ opacity:.3; font-size:11px; }
  .cover-brand{ font-size:10px; letter-spacing:.24em; margin-bottom:24px; }
  .cover-progress{ margin-top:36px; }
}
@media (prefers-reduced-motion:reduce){
  .cl, .cover-brand, .cover-progress, .cover-note{ animation:none; }
  .cover-progress span{ animation:none; width:100%; transform:none; }
}

/* ---------- announcement ---------- */
.announce{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:9px 20px;
  background:linear-gradient(90deg, rgba(255,176,32,.10), rgba(78,168,255,.10));
  border-bottom:1px solid var(--line);
  font-size:12.5px;
  letter-spacing:.02em;
  color:#c6cfdc;
  text-align:center;
}
.announce .dot{
  width:6px; height:6px; border-radius:50%;
  background:var(--amber);
  box-shadow:0 0 10px var(--amber);
  flex:none;
  animation:pulse 2.4s ease-in-out infinite;
}
@keyframes pulse{ 0%,100%{opacity:1} 50%{opacity:.35} }

/* ---------- nav ---------- */
.nav{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(7,9,13,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s, background .3s;
}
.nav.scrolled{
  border-bottom-color:var(--line);
  background:rgba(7,9,13,.92);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:34px;
  height:70px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:none;
}
.brand-mark{
  width:28px; height:28px;
  color:var(--amber);
}
.brand-text{
  font-family:var(--font-d);
  font-weight:700;
  font-size:17px;
  letter-spacing:.14em;
}
.brand-accent{ color:var(--amber); }

.nav-links{
  display:flex;
  gap:28px;
  margin-left:auto;
  font-size:14px;
  color:var(--muted);
}
.nav-links a{
  position:relative;
  padding:4px 0;
  transition:color .2s;
}
.nav-links a:hover{ color:var(--text); }
.nav-links a::after{
  content:'';
  position:absolute;
  left:0; bottom:0;
  width:0; height:1px;
  background:var(--amber);
  transition:width .25s;
}
.nav-links a:hover::after{ width:100%; }

.burger{
  display:none;
  margin-left:auto;
  width:40px; height:40px;
  border:1px solid var(--line-2);
  border-radius:10px;
  background:transparent;
  cursor:pointer;
  padding:11px 10px;
}
.burger span{
  display:block;
  height:1.5px;
  background:var(--text);
  margin-bottom:4px;
  transition:transform .25s, opacity .2s;
}
.burger span:last-child{ margin-bottom:0; }
.burger[aria-expanded="true"] span:nth-child(1){ transform:translateY(5.5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2){ opacity:0; }
.burger[aria-expanded="true"] span:nth-child(3){ transform:translateY(-5.5px) rotate(-45deg); }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 20px;
  border-radius:999px;
  font-size:14px;
  font-weight:500;
  letter-spacing:.01em;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .18s, background .2s, border-color .2s, color .2s;
  white-space:nowrap;
}
.btn:active{ transform:translateY(1px); }

.btn-primary{
  background:linear-gradient(180deg, var(--amber-2), var(--amber));
  color:#150e00;
  font-weight:600;
  box-shadow:0 8px 26px -12px rgba(255,176,32,.85);
}
.btn-primary:hover{ box-shadow:0 12px 32px -12px rgba(255,176,32,.95); }

.btn-line{
  border-color:var(--line-2);
  color:var(--text);
}
.btn-line:hover{ border-color:rgba(255,255,255,.32); background:rgba(255,255,255,.04); }

.btn-ghost{
  height:38px;
  padding:0 16px;
  font-size:13px;
  border-color:var(--line-2);
  color:var(--text);
}
.btn-ghost:hover{ background:rgba(255,255,255,.05); border-color:rgba(255,255,255,.3); }

.btn.full{ width:100%; }

/* ---------- hero ---------- */
.hero{
  position:relative;
  padding:96px 0 108px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.hero-bg{
  position:absolute;
  inset:0;
  pointer-events:none;
}
.glow{
  position:absolute;
  border-radius:50%;
  filter:blur(90px);
}
.glow-a{
  width:560px; height:560px;
  top:-200px; left:-140px;
  background:radial-gradient(circle, rgba(78,168,255,.20), transparent 68%);
}
.glow-b{
  width:620px; height:620px;
  bottom:-280px; right:-180px;
  background:radial-gradient(circle, rgba(255,176,32,.16), transparent 68%);
}
.grid-lines{
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 30%, #000 30%, transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 30%, #000 30%, transparent 78%);
}

.hero-inner{
  position:relative;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:60px;
  align-items:center;
}

.eyebrow{
  margin:0 0 18px;
  font-size:12px;
  font-weight:500;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--amber);
}

.hero h1{
  margin:0 0 22px;
  font-family:var(--font-d);
  font-size:clamp(38px, 5.2vw, 62px);
  line-height:1.06;
  letter-spacing:-.025em;
  font-weight:700;
}
.grad{
  background:linear-gradient(100deg, var(--blue), var(--amber) 88%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.lede{
  margin:0 0 32px;
  max-width:520px;
  color:var(--muted);
  font-size:16.5px;
  line-height:1.72;
}
.hero-actions{ display:flex; gap:12px; flex-wrap:wrap; }

.hero-meta{
  display:flex;
  gap:34px;
  margin:44px 0 0;
  padding:22px 0 0;
  list-style:none;
  border-top:1px solid var(--line);
  flex-wrap:wrap;
}
.hero-meta li{ display:flex; flex-direction:column; gap:2px; }
.hero-meta strong{
  font-family:var(--font-d);
  font-size:18px;
  font-weight:600;
  letter-spacing:-.01em;
}
.hero-meta span{ font-size:12.5px; color:var(--muted-2); }

.hero-visual{
  position:relative;
}
.hero-svg{
  width:100%;
  height:auto;
  filter:drop-shadow(0 30px 60px rgba(0,0,0,.5));
}

/* ---------- sections ---------- */
.section{
  padding:104px 0;
  border-bottom:1px solid var(--line);
  scroll-margin-top:84px;
}
.section-alt{ background:var(--bg-2); }

.sec-head{
  display:grid;
  grid-template-columns:1fr .9fr;
  gap:40px;
  align-items:end;
  margin-bottom:52px;
}
.sec-head h2{
  margin:0;
  font-family:var(--font-d);
  font-size:clamp(27px, 3.4vw, 40px);
  line-height:1.14;
  letter-spacing:-.022em;
  font-weight:600;
}
.sec-sub{
  margin:0;
  color:var(--muted);
  font-size:15px;
  line-height:1.7;
}

/* ---------- product grid ---------- */
.grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:18px;
}
.card{
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:linear-gradient(180deg, var(--panel), rgba(15,20,28,.55));
  overflow:hidden;
  transition:transform .3s ease, border-color .3s, box-shadow .3s;
}
.card:hover{
  transform:translateY(-4px);
  border-color:var(--line-2);
  box-shadow:0 24px 48px -28px rgba(0,0,0,.9);
}

.card-visual{
  position:relative;
  height:150px;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.card-visual::after{
  content:'';
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,.045) 1px, transparent 1px);
  background-size:22px 22px;
  opacity:.55;
}
.v-blue{
  background:
    radial-gradient(120% 100% at 50% 0%, rgba(78,168,255,.30), transparent 62%),
    linear-gradient(180deg, #0d141d, #0a0e14);
}
.v-amber{
  background:
    radial-gradient(120% 100% at 50% 0%, rgba(255,176,32,.28), transparent 62%),
    linear-gradient(180deg, #16120b, #0d0b07);
}
.card-visual::before{
  content:'';
  position:absolute;
  left:50%; top:50%;
  width:56px; height:56px;
  transform:translate(-50%,-50%);
  border:1px solid rgba(255,255,255,.16);
  border-radius:14px;
  background:rgba(255,255,255,.03);
  z-index:1;
}
.v-blue::before{ box-shadow:0 0 40px rgba(78,168,255,.35) inset; }
.v-amber::before{ box-shadow:0 0 40px rgba(255,176,32,.30) inset; }

.card-tag{
  position:absolute;
  top:12px; right:12px;
  z-index:2;
  padding:3px 9px;
  border-radius:999px;
  font-size:10.5px;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:#0b0f14;
  background:var(--amber);
  font-weight:600;
}

.card-body{ padding:20px 20px 22px; }
.model{
  margin:0 0 6px;
  font-family:var(--font-d);
  font-size:12px;
  letter-spacing:.12em;
  color:var(--blue);
}
.v-amber ~ .card-body .model{ color:var(--amber); }
.card-body h3{
  margin:0 0 14px;
  font-family:var(--font-d);
  font-size:16.5px;
  font-weight:600;
  line-height:1.3;
  letter-spacing:-.01em;
}
.specs{
  display:flex;
  flex-wrap:wrap;
  gap:6px;
  margin:0;
  padding:0;
  list-style:none;
}
.specs li{
  padding:3px 9px;
  border:1px solid var(--line);
  border-radius:6px;
  font-size:11.5px;
  color:var(--muted);
  background:rgba(255,255,255,.02);
  letter-spacing:.01em;
}

/* ---------- features ---------- */
.features{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:18px;
}
.feature{
  padding:26px 24px 28px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(255,255,255,.015);
  transition:border-color .3s, background .3s;
}
.feature:hover{
  border-color:var(--line-2);
  background:rgba(255,255,255,.03);
}
.fi{
  width:26px; height:26px;
  margin-bottom:18px;
  fill:none;
  stroke:var(--amber);
  stroke-width:1.4;
  stroke-linecap:round;
  stroke-linejoin:round;
}
.feature h3{
  margin:0 0 9px;
  font-family:var(--font-d);
  font-size:15.5px;
  font-weight:600;
  letter-spacing:-.01em;
}
.feature p{
  margin:0;
  font-size:13.5px;
  line-height:1.65;
  color:var(--muted);
}

/* ---------- contact ---------- */
.section-contact{
  background:
    radial-gradient(80% 60% at 20% 0%, rgba(255,176,32,.07), transparent 60%),
    var(--bg);
  border-bottom:none;
}
.contact-inner{
  display:grid;
  grid-template-columns:1fr .85fr;
  gap:64px;
  align-items:start;
}
.section-contact h2{
  margin:0 0 18px;
  font-family:var(--font-d);
  font-size:clamp(26px, 3.2vw, 38px);
  line-height:1.18;
  letter-spacing:-.022em;
  font-weight:600;
}
.contact-list{
  margin-top:36px;
  display:flex;
  flex-direction:column;
  gap:1px;
  border-top:1px solid var(--line);
}
.contact-item{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:16px 2px;
  border-bottom:1px solid var(--line);
  transition:padding-left .25s, color .2s;
}
a.contact-item:hover{ padding-left:8px; color:var(--amber); }
.ci-label{
  font-size:11.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--muted-2);
}
.ci-value{ font-size:14.5px; }

.quote{
  padding:28px;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  background:linear-gradient(180deg, var(--panel), rgba(15,20,28,.6));
}
.field{ margin-bottom:16px; }
.field label{
  display:block;
  margin-bottom:7px;
  font-size:12px;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--muted-2);
}
.field input,
.field select,
.field textarea{
  width:100%;
  padding:11px 13px;
  border:1px solid var(--line);
  border-radius:9px;
  background:#0a0e14;
  color:var(--text);
  font-family:inherit;
  font-size:14px;
  outline:none;
  transition:border-color .2s, box-shadow .2s;
  appearance:none;
}
.field select{
  background-image:linear-gradient(45deg, transparent 50%, var(--muted) 50%),
                   linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position:calc(100% - 18px) 50%, calc(100% - 13px) 50%;
  background-size:5px 5px, 5px 5px;
  background-repeat:no-repeat;
}
.field textarea{ resize:vertical; min-height:96px; }
.field input:focus,
.field select:focus,
.field textarea:focus{
  border-color:rgba(255,176,32,.55);
  box-shadow:0 0 0 3px rgba(255,176,32,.10);
}
.field input::placeholder,
.field textarea::placeholder{ color:#4a5462; }

.form-note{
  margin:14px 0 0;
  font-size:11.5px;
  line-height:1.6;
  color:var(--muted-2);
  text-align:center;
}

/* ---------- footer ---------- */
.footer{
  border-top:1px solid var(--line);
  background:var(--bg-2);
  padding:52px 0 28px;
}
.footer-inner{
  display:flex;
  justify-content:space-between;
  gap:40px;
  padding-bottom:32px;
  border-bottom:1px solid var(--line);
  flex-wrap:wrap;
}
.footer-brand p{
  margin:10px 0 0;
  font-size:13px;
  color:var(--muted-2);
}
.footer-links{
  display:flex;
  gap:26px;
  font-size:13.5px;
  color:var(--muted);
  flex-wrap:wrap;
}
.footer-links a:hover{ color:var(--text); }
.footer-bottom{
  display:flex;
  justify-content:space-between;
  gap:20px;
  padding-top:22px;
  font-size:12px;
  color:var(--muted-2);
  flex-wrap:wrap;
}

/* ---------- reveal ---------- */
.reveal{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .7s ease, transform .7s cubic-bezier(.22,.61,.36,1);
}
.reveal.in{
  opacity:1;
  transform:none;
}

/* ---------- responsive ---------- */
@media (max-width:1040px){
  .grid{ grid-template-columns:repeat(2, 1fr); }
  .features{ grid-template-columns:repeat(2, 1fr); }
  .hero-inner{ grid-template-columns:1fr; gap:52px; }
  .hero-visual{ max-width:520px; }
  .sec-head{ grid-template-columns:1fr; gap:16px; align-items:start; }
  .contact-inner{ grid-template-columns:1fr; gap:44px; }
}

@media (max-width:780px){
  .wrap{ padding:0 20px; }
  .nav-inner{ height:62px; gap:16px; }
  .nav-links, .nav-cta{ display:none; }
  .burger{ display:block; }

  .nav.open .nav-links{
    display:flex;
    position:absolute;
    top:100%; left:0; right:0;
    flex-direction:column;
    gap:0;
    margin-left:0;
    padding:8px 20px 18px;
    background:rgba(7,9,13,.98);
    border-bottom:1px solid var(--line);
  }
  .nav.open .nav-links a{
    padding:13px 0;
    border-bottom:1px solid var(--line);
    color:var(--text);
    font-size:15px;
  }
  .nav.open .nav-links a::after{ display:none; }

  .hero{ padding:64px 0 76px; }
  .hero-meta{ gap:24px; margin-top:34px; }
  .section{ padding:72px 0; }
  .grid{ grid-template-columns:1fr; }
  .features{ grid-template-columns:1fr; }
  .card-visual{ height:132px; }
  .quote{ padding:22px; }
  .footer-inner{ flex-direction:column; gap:26px; }
}

@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  .reveal{ opacity:1; transform:none; transition:none; }
  .announce .dot{ animation:none; }
}