/* =========================================================
   ExP Group — Dark & Gold Minimal Theme
   ---------------------------------------------------------
   Drop-in PHP site skeleton (no framework).
   ========================================================= */

:root{
  --bg: #0b0d12;
  --bg-2: #090a0f;
  --surface: rgba(255,255,255,0.04);
  --surface-2: rgba(255,255,255,0.06);
  --border: rgba(255,255,255,0.10);
  --border-2: rgba(212,175,55,0.22);
  --text: rgba(255,255,255,0.92);
  --muted: rgba(255,255,255,0.68);
  --muted-2: rgba(255,255,255,0.52);
  --gold: #d4af37;
  --gold-2: #b8892e;
  --shadow: 0 14px 40px rgba(0,0,0,0.55);
  --radius: 18px;
  --radius-sm: 14px;
  --max: 1120px;
  --pad: clamp(16px, 3vw, 28px);
  --speed: 220ms;
}

*{ box-sizing: border-box; }
html, body{ height: 100%; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  color: var(--text);
  background: radial-gradient(1200px 900px at 20% -20%, rgba(212,175,55,0.10), transparent 55%),
              radial-gradient(900px 700px at 90% 10%, rgba(212,175,55,0.08), transparent 60%),
              linear-gradient(180deg, var(--bg), var(--bg-2));
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  line-height: 1.55;
  overflow-x: hidden;
}

a{ color: inherit; text-decoration: none; }
a:hover{ color: var(--text); }

img{ max-width: 100%; height: auto; display: block; }

::selection{ background: rgba(212,175,55,0.24); }

.container{
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.skip-link{
  position: absolute;
  left: -999px;
  top: 10px;
  padding: 10px 14px;
  border-radius: 12px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  z-index: 9999;
}
.skip-link:focus{ left: 12px; }

.divider{
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212,175,55,0.35), transparent);
  margin: 18px 0;
}

.kicker{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 12px;
  color: var(--muted);
}
.kicker::before{
  content:"";
  width: 22px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

h1,h2,h3{ margin: 0 0 10px 0; line-height: 1.18; }
p{ margin: 0 0 14px 0; color: var(--muted); }

.section{
  padding: clamp(56px, 7vw, 92px) 0;
}
.section-header{
  display: grid;
  gap: 10px;
  margin-bottom: 26px;
}
.section-header h2{
  font-size: clamp(26px, 3vw, 36px);
  letter-spacing: -0.02em;
}
.section-header p{
  max-width: 70ch;
}

.pill{
  display: inline-flex;
  gap: 10px;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
  color: var(--muted);
  font-size: 13px;
}

/* ---------------------------------------------------------
   Top Navigation
   --------------------------------------------------------- */
.navbar{
  position: sticky;
  top: 0;
  z-index: 80;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(11,13,18,0.72);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.navbar-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 0;
}
.brand{
  display: inline-flex;
  align-items: center;
  gap: 12px;
}
.brand img{
  width: 132px;
  height: auto;
}
.nav-links{
  display: flex;
  align-items: center;
  gap: 22px;
}
.nav-links a{
  font-size: 14px;
  color: var(--muted);
  padding: 8px 10px;
  border-radius: 12px;
  transition: color var(--speed) ease, background var(--speed) ease, border-color var(--speed) ease;
  border: 1px solid transparent;
}
.nav-links a:hover{
  color: var(--text);
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.08);
}
.nav-cta{
  display: inline-flex;
  gap: 10px;
  align-items: center;
}
.nav-toggle{
  display: none;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.03);
  color: var(--text);
  cursor: pointer;
}
.nav-toggle svg{ width: 18px; height: 18px; margin: 0 auto; }

@media (max-width: 940px){
  .nav-toggle{ display: inline-flex; align-items:center; justify-content:center; }
  .nav-links{
    position: fixed;
    inset: 66px 12px auto 12px;
    display: none;
    flex-direction: column;
    gap: 6px;
    padding: 12px;
    border-radius: 18px;
    background: rgba(11,13,18,0.92);
    border: 1px solid rgba(255,255,255,0.10);
    box-shadow: var(--shadow);
  }
  .nav-links a{ width: 100%; }
  .nav-links.is-open{ display: flex; }
}

/* ---------------------------------------------------------
   Buttons
   --------------------------------------------------------- */
.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.03);
  color: var(--text);
  font-weight: 650;
  font-size: 14px;
  cursor: pointer;
  transition: transform var(--speed) ease, border-color var(--speed) ease, background var(--speed) ease, box-shadow var(--speed) ease;
}
.btn:hover{ transform: translateY(-1px); border-color: rgba(255,255,255,0.16); }
.btn:active{ transform: translateY(0px); }
.btn-primary{
  border-color: rgba(212,175,55,0.42);
  background: linear-gradient(180deg, rgba(212,175,55,0.20), rgba(212,175,55,0.10));
  box-shadow: 0 10px 24px rgba(212,175,55,0.10);
}
.btn-primary:hover{
  border-color: rgba(212,175,55,0.60);
  box-shadow: 0 16px 36px rgba(212,175,55,0.14);
}
.btn-ghost{
  background: transparent;
}
.btn small{ font-weight: 600; color: var(--muted); }

/* ---------------------------------------------------------
   Hero
   --------------------------------------------------------- */
.hero{
  position: relative;
  padding: clamp(72px, 9vw, 120px) 0 clamp(42px, 6vw, 66px);
}
.hero::before{
  content:"";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(11,13,18,0.25), rgba(11,13,18,0.88)),
    radial-gradient(800px 500px at 30% 0%, rgba(212,175,55,0.12), transparent 60%),
    url("../img/hero/uav1.png");
  background-size: cover;
  background-position: center;
  filter: saturate(0.95) contrast(1.08);
  z-index: -2;
}
.hero::after{
  content:"";
  position: absolute;
  inset: 0;
  background: radial-gradient(700px 400px at 70% 30%, rgba(212,175,55,0.09), transparent 60%);
  z-index: -1;
}
.hero-grid{
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(22px, 4vw, 46px);
  align-items: center;
}
.hero h1{
  font-size: clamp(34px, 4.6vw, 56px);
  letter-spacing: -0.04em;
  margin-bottom: 14px;
}
.hero p{
  max-width: 64ch;
  font-size: 16px;
  color: rgba(255,255,255,0.76);
}
.hero-actions{
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}
.hero-cards{
  display: grid;
  gap: 14px;
}
.mini-card{
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(11,13,18,0.58);
  box-shadow: 0 16px 40px rgba(0,0,0,0.35);
  padding: 14px 14px;
  display: grid;
  gap: 10px;
}
.mini-card strong{
  color: var(--text);
  font-weight: 750;
  letter-spacing: 0.01em;
}
.mini-card span{
  color: var(--muted);
  font-size: 13px;
}
.mini-card .tag{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: rgba(255,255,255,0.70);
}
.dot{
  width: 8px;
  height: 8px;
  border-radius: 99px;
  background: var(--gold);
  box-shadow: 0 0 0 6px rgba(212,175,55,0.12);
}

@media (max-width: 940px){
  .hero-grid{ grid-template-columns: 1fr; }
  .hero-cards{ grid-template-columns: 1fr; }
}

/* ---------------------------------------------------------
   Cards / grids
   --------------------------------------------------------- */
.grid{
  display: grid;
  gap: 14px;
}
.grid-2{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3{ grid-template-columns: repeat(3, minmax(0, 1fr)); }

@media (max-width: 920px){
  .grid-3{ grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 640px){
  .grid-2, .grid-3{ grid-template-columns: 1fr; }
}

.card{
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.10);
  background: var(--surface);
  padding: 18px;
  box-shadow: 0 12px 30px rgba(0,0,0,0.22);
  transition: transform var(--speed) ease, border-color var(--speed) ease, background var(--speed) ease;
}
.card:hover{
  transform: translateY(-1px);
  border-color: rgba(212,175,55,0.24);
  background: rgba(255,255,255,0.05);
}
.card h3{
  font-size: 18px;
  letter-spacing: -0.01em;
}
.card p{ font-size: 14px; }

.card-media{
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.10);
  margin-bottom: 12px;
  background: rgba(255,255,255,0.03);
}
.card-media img{
  width: 100%;
  height: 156px;
  object-fit: cover;
  transform: scale(1.02);
}

.list{
  margin: 12px 0 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}
.list li{
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 10px;
  align-items: start;
  color: var(--muted);
  font-size: 14px;
}
.check{
  width: 18px;
  height: 18px;
  border-radius: 6px;
  border: 1px solid rgba(212,175,55,0.40);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
  background: rgba(212,175,55,0.08);
}
.check svg{ width: 12px; height: 12px; }

/* ---------------------------------------------------------
   Logo grids
   --------------------------------------------------------- */
.logo-grid{
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 14px;
}
@media (max-width: 980px){ .logo-grid{ grid-template-columns: repeat(4, minmax(0, 1fr)); } }
@media (max-width: 640px){ .logo-grid{ grid-template-columns: repeat(2, minmax(0, 1fr)); } }

.logo-tile{
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.03);
  display: grid;
  place-items: center;
  padding: 16px;
  min-height: 92px;
  overflow: hidden;
  transition: transform var(--speed) ease, border-color var(--speed) ease, background var(--speed) ease;
}
.logo-tile:hover{
  transform: translateY(-1px);
  border-color: rgba(212,175,55,0.26);
  background: rgba(255,255,255,0.05);
}
.logo-tile img{
  max-height: 54px;
  width: auto;
  filter: grayscale(100%) contrast(1.05) brightness(1.18);
  opacity: 0.88;
  transition: filter var(--speed) ease, opacity var(--speed) ease;
}
.logo-tile:hover img{
  filter: grayscale(0%) contrast(1.00) brightness(1.00);
  opacity: 1;
}

/* ---------------------------------------------------------
   Contact
   --------------------------------------------------------- */
.form{
  display: grid;
  gap: 12px;
}
.field{
  display: grid;
  gap: 6px;
}
label{
  font-size: 13px;
  color: var(--muted);
}
input, textarea{
  width: 100%;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.03);
  color: var(--text);
  outline: none;
  font: inherit;
}
textarea{ min-height: 130px; resize: vertical; }
input:focus, textarea:focus{
  border-color: rgba(212,175,55,0.45);
  box-shadow: 0 0 0 5px rgba(212,175,55,0.12);
}
.form-row{
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
@media (max-width: 640px){ .form-row{ grid-template-columns: 1fr; } }

.help{
  font-size: 12px;
  color: var(--muted-2);
}

/* ---------------------------------------------------------
   Footer
   --------------------------------------------------------- */
.footer{
  padding: 42px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  background: rgba(0,0,0,0.12);
}
.footer-grid{
  display: grid;
  grid-template-columns: 1.3fr 0.8fr 0.9fr;
  gap: 18px;
}
@media (max-width: 880px){
  .footer-grid{ grid-template-columns: 1fr; }
}
.footer h3{
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.72);
}
.footer a{ color: var(--muted); }
.footer a:hover{ color: var(--text); }
.footer small{ color: var(--muted-2); }

.footer .links{
  margin: 10px 0 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 6px;
}

/* ---------------------------------------------------------
   Modal
   --------------------------------------------------------- */
.modal{
  position: fixed;
  inset: 0;
  display: none;
  place-items: center;
  padding: 18px;
  z-index: 120;
}
.modal.is-open{ display: grid; }
.modal-backdrop{
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.62);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.modal-panel{
  position: relative;
  width: min(860px, 100%);
  max-height: min(78vh, 700px);
  overflow: auto;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(11,13,18,0.96);
  box-shadow: var(--shadow);
  padding: 18px;
}
.modal-panel h3{ font-size: 18px; margin-bottom: 8px; }
.modal-panel p{ color: rgba(255,255,255,0.74); }
.modal-close{
  position: absolute;
  top: 10px;
  right: 10px;
  width: 42px;
  height: 42px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.03);
  color: var(--text);
  cursor: pointer;
}

/* ---------------------------------------------------------
   Reveal animation
   --------------------------------------------------------- */
.reveal{
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 560ms ease, transform 560ms ease;
}
.reveal.is-visible{
  opacity: 1;
  transform: translateY(0px);
}
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  .reveal{ opacity: 1; transform: none; transition: none; }
  .btn{ transition: none; }
}

/* ---------------------------------------------------------
   Toast
   --------------------------------------------------------- */
.toast{
  position: fixed;
  right: 14px;
  bottom: 14px;
  z-index: 200;
  width: min(380px, calc(100% - 28px));
  display: none;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(11,13,18,0.92);
  box-shadow: var(--shadow);
  padding: 12px 12px;
}
.toast.is-open{ display: block; }
.toast strong{ display: block; margin-bottom: 4px; }
.toast p{ margin: 0; font-size: 13px; color: rgba(255,255,255,0.72); }

/* ---------------------------------------------------------
   Back to top
   --------------------------------------------------------- */
.to-top{
  position: fixed;
  left: 14px;
  bottom: 14px;
  z-index: 90;
  width: 44px;
  height: 44px;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(11,13,18,0.72);
  color: var(--text);
  cursor: pointer;
  display: none;
}
.to-top.is-open{ display: inline-flex; align-items:center; justify-content:center; }
.to-top svg{ width: 18px; height: 18px; }

/* ---------------------------------------------------------
   Small utility
   --------------------------------------------------------- */
.badge{
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid rgba(212,175,55,0.28);
  background: rgba(212,175,55,0.08);
  color: rgba(255,255,255,0.80);
  font-size: 12px;
}
.badge svg{ width: 14px; height: 14px; }
.muted{ color: var(--muted); }