/* ============================================
   YAYAMATECH — Dark Neon Theme
   ============================================ */
:root {
  --bg: #05060c;
  --bg-2: #0a0c18;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-2: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.09);
  --text: #eef0ff;
  --muted: #9aa1c0;
  --cyan: #22d3ee;
  --violet: #8b5cf6;
  --magenta: #e879f9;
  --lime: #a3e635;
  --amber: #fbbf24;
  --grad: linear-gradient(120deg, #22d3ee, #8b5cf6 55%, #e879f9);
  --radius: 18px;
  --maxw: 1180px;
  --font: "Sora", "Segoe UI", system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
  overflow-x: hidden;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---------- Background FX ---------- */
.bg-fx {
  position: fixed; inset: 0; z-index: -2; overflow: hidden;
  background:
    radial-gradient(900px 500px at 15% -5%, rgba(139, 92, 246, .18), transparent 60%),
    radial-gradient(800px 500px at 90% 10%, rgba(34, 211, 238, .13), transparent 60%),
    radial-gradient(700px 600px at 50% 110%, rgba(232, 121, 249, .10), transparent 60%),
    var(--bg);
}
.bg-grid {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
}

/* ---------- Nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  backdrop-filter: blur(18px);
  background: rgba(5, 6, 12, .72);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--maxw); margin: 0 auto; padding: 14px 24px;
  display: flex; align-items: center; gap: 28px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.15rem; letter-spacing: .5px; }
.logo .mark {
  width: 34px; height: 34px; border-radius: 10px;
  background: var(--grad);
  display: grid; place-items: center;
  font-size: 1rem; color: #05060c; font-weight: 900;
  box-shadow: 0 0 22px rgba(139, 92, 246, .55);
}
.logo em { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.nav-links { display: flex; gap: 4px; margin: 0 auto; align-items: center; }
.nav-links a {
  padding: 8px 14px; border-radius: 10px; font-size: .92rem; color: var(--muted);
  transition: .2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); background: var(--surface-2); }
.lang-switch {
  margin-left: 10px; display: flex; border: 1px solid var(--border); border-radius: 10px; overflow: hidden;
}
.lang-switch button {
  background: transparent; color: var(--muted); border: 0; padding: 7px 12px;
  font-family: inherit; font-size: .82rem; font-weight: 700; cursor: pointer; transition: .2s;
}
.lang-switch button.on { background: var(--grad); color: #05060c; }
.burger { display: none; margin-left: auto; background: none; border: 0; color: var(--text); font-size: 1.6rem; cursor: pointer; }

/* ---------- Nav Dropdown ---------- */
.nav-dropdown { position: relative; }
.nav-dropdown-toggle {
  padding: 8px 14px; border-radius: 10px; font-size: .92rem; color: var(--muted);
  transition: .2s; cursor: pointer; background: none; border: 0; font-family: inherit; font-weight: inherit;
}
.nav-dropdown-toggle:hover, .nav-dropdown.active .nav-dropdown-toggle { color: var(--text); background: var(--surface-2); }
.nav-dropdown-menu {
  display: none; position: absolute; top: calc(100% + 6px); right: 0; min-width: 160px;
  background: rgba(10,12,24,.96); border: 1px solid var(--border); border-radius: 12px;
  padding: 6px; backdrop-filter: blur(18px);
  box-shadow: 0 12px 32px rgba(0,0,0,.5), 0 0 24px rgba(139,92,246,.1);
  z-index: 200;
}
.nav-dropdown:hover .nav-dropdown-menu,
.nav-dropdown.open .nav-dropdown-menu { display: flex; flex-direction: column; }
.nav-dropdown-menu a {
  padding: 10px 16px; border-radius: 8px; font-size: .9rem; color: var(--muted);
  transition: .2s; white-space: nowrap;
}
.nav-dropdown-menu a:hover { color: var(--text); background: var(--surface-2); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 26px; border-radius: 12px; font-weight: 700; font-size: .95rem;
  transition: .25s; cursor: pointer; border: 0; font-family: inherit;
}
.btn-primary {
  background: var(--grad); color: #05060c;
  box-shadow: 0 0 28px rgba(139, 92, 246, .45);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 44px rgba(139, 92, 246, .7); }
.btn-ghost { border: 1px solid var(--border); color: var(--text); background: var(--surface); }
.btn-ghost:hover { background: var(--surface-2); border-color: rgba(255,255,255,.2); }

/* ---------- Hero ---------- */
.hero { padding: 96px 0 70px; text-align: center; position: relative; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 7px 16px; border-radius: 999px; font-size: .8rem; font-weight: 600;
  border: 1px solid var(--border); background: var(--surface); color: var(--muted);
  margin-bottom: 26px;
}
.eyebrow .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--lime); box-shadow: 0 0 10px var(--lime); animation: pulse 2s infinite; }
@keyframes pulse { 50% { opacity: .4; } }
h1 {
  font-size: clamp(2.3rem, 5.5vw, 4.1rem); line-height: 1.12; font-weight: 800;
  letter-spacing: -1px; margin-bottom: 22px;
}
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead { max-width: 680px; margin: 0 auto 36px; color: var(--muted); font-size: 1.13rem; }
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- Sections ---------- */
section { padding: 76px 0; }
.sec-head { text-align: center; max-width: 720px; margin: 0 auto 52px; }
.sec-head .kicker {
  font-size: .8rem; font-weight: 800; letter-spacing: 3px; text-transform: uppercase;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 12px; display: block;
}
.sec-head h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); font-weight: 800; letter-spacing: -.5px; margin-bottom: 14px; }
.sec-head p { color: var(--muted); }

/* ---------- Cards ---------- */
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; transition: .3s; position: relative; overflow: hidden;
}
.card::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 2px;
  background: var(--grad); opacity: 0; transition: .3s;
}
.card:hover { transform: translateY(-6px); background: var(--surface-2); border-color: rgba(139,92,246,.4); box-shadow: 0 18px 48px rgba(0,0,0,.45), 0 0 32px rgba(139,92,246,.12); }
.card:hover::before { opacity: 1; }
.card .icon {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  margin-bottom: 18px; font-size: 1.45rem;
}
.icon-cyan { background: rgba(34,211,238,.12); box-shadow: inset 0 0 0 1px rgba(34,211,238,.35), 0 0 18px rgba(34,211,238,.18); }
.icon-violet { background: rgba(139,92,246,.14); box-shadow: inset 0 0 0 1px rgba(139,92,246,.4), 0 0 18px rgba(139,92,246,.2); }
.icon-magenta { background: rgba(232,121,249,.12); box-shadow: inset 0 0 0 1px rgba(232,121,249,.35), 0 0 18px rgba(232,121,249,.18); }
.icon-lime { background: rgba(163,230,53,.1); box-shadow: inset 0 0 0 1px rgba(163,230,53,.3), 0 0 18px rgba(163,230,53,.15); }
.card h3 { font-size: 1.15rem; margin-bottom: 10px; font-weight: 700; }
.card p { color: var(--muted); font-size: .93rem; }
.card .more { display: inline-block; margin-top: 16px; font-size: .88rem; font-weight: 700; color: var(--cyan); }
.card .more:hover { text-shadow: 0 0 12px rgba(34,211,238,.6); }

/* ---------- Visual panels (SVG mockups) ---------- */
.panel {
  background: linear-gradient(160deg, rgba(255,255,255,.06), rgba(255,255,255,.02));
  border: 1px solid var(--border); border-radius: 22px; padding: 18px;
  box-shadow: 0 24px 70px rgba(0,0,0,.5), 0 0 60px rgba(139,92,246,.08);
}
.panel svg { border-radius: 12px; }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.stat {
  text-align: center; padding: 30px 16px; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--border);
}
.stat b { font-size: 2.2rem; font-weight: 800; display: block; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat span { color: var(--muted); font-size: .88rem; }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }
.step { position: relative; padding: 26px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); }
.step .num {
  font-size: .8rem; font-weight: 800; letter-spacing: 2px;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
  display: block; margin-bottom: 10px;
}
.step h4 { margin-bottom: 8px; font-size: 1.02rem; }
.step p { color: var(--muted); font-size: .88rem; }

/* ---------- Feature list ---------- */
.feat-list { list-style: none; display: grid; gap: 14px; margin-top: 24px; }
.feat-list li { display: flex; gap: 12px; align-items: flex-start; color: var(--muted); font-size: .96rem; }
.feat-list .tick {
  flex: 0 0 auto; width: 22px; height: 22px; border-radius: 7px; margin-top: 2px;
  background: rgba(163,230,53,.12); color: var(--lime); display: grid; place-items: center;
  font-size: .75rem; font-weight: 900; box-shadow: inset 0 0 0 1px rgba(163,230,53,.35);
}
.feat-list b { color: var(--text); }

/* ---------- Service hero ---------- */
.svc-hero { padding: 80px 0 50px; }
.svc-hero .grid-2 { align-items: center; }
.svc-hero h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); text-align: left; }
.svc-hero p.lead { color: var(--muted); font-size: 1.08rem; margin: 0 0 30px; }
.chip-row { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 24px; }
.chip {
  padding: 6px 14px; border-radius: 999px; font-size: .78rem; font-weight: 700;
  border: 1px solid var(--border); background: var(--surface); color: var(--muted);
}

/* ---------- CTA band ---------- */
.cta-band {
  border-radius: 26px; padding: 60px 40px; text-align: center; position: relative; overflow: hidden;
  background: linear-gradient(120deg, rgba(34,211,238,.12), rgba(139,92,246,.16) 55%, rgba(232,121,249,.12));
  border: 1px solid rgba(139,92,246,.35);
  box-shadow: 0 0 80px rgba(139,92,246,.15) inset;
}
.cta-band h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); margin-bottom: 14px; font-weight: 800; }
.cta-band p { color: var(--muted); max-width: 560px; margin: 0 auto 30px; }

/* ---------- Footer ---------- */
footer { border-top: 1px solid var(--border); padding: 54px 0 34px; margin-top: 40px; background: rgba(255,255,255,.02); }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 36px; margin-bottom: 40px; }
.foot-grid h5 { font-size: .85rem; letter-spacing: 1.5px; text-transform: uppercase; color: var(--muted); margin-bottom: 16px; }
.foot-grid a { display: block; color: var(--muted); font-size: .92rem; padding: 5px 0; transition: .2s; }
.foot-grid a:hover { color: var(--cyan); }
.foot-grid p { color: var(--muted); font-size: .92rem; max-width: 300px; }
.copyright { text-align: center; color: var(--muted); font-size: .82rem; border-top: 1px solid var(--border); padding-top: 26px; }

/* ---------- Forms ---------- */
.form { display: grid; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form input, .form textarea, .form select {
  width: 100%; padding: 14px 16px; border-radius: 12px; font-family: inherit; font-size: .95rem;
  background: var(--surface); border: 1px solid var(--border); color: var(--text); transition: .2s;
}
.form input:focus, .form textarea:focus, .form select:focus {
  outline: none; border-color: var(--violet); box-shadow: 0 0 0 3px rgba(139,92,246,.18);
}
.form ::placeholder { color: #6c7394; }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s ease; }
.reveal.vis { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .grid-4, .steps, .stats { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .nav-links {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; padding: 16px 24px;
    background: rgba(5,6,12,.97); border-bottom: 1px solid var(--border);
  }
  .nav-links.open { display: flex; }
  .burger { display: block; }
  .lang-switch { margin: 10px 0 0; align-self: flex-start; }
  .nav-dropdown-menu { position: static; background: transparent; border: 0; box-shadow: none; backdrop-filter: none; padding: 0 0 0 16px; min-width: 0; }
  .nav-dropdown:hover .nav-dropdown-menu { display: none; }
  .nav-dropdown.open .nav-dropdown-menu { display: flex; flex-direction: column; }
  .nav-dropdown-toggle { text-align: left; width: 100%; }
}
@media (max-width: 560px) {
  .grid-4, .steps, .stats, .foot-grid, .form-row { grid-template-columns: 1fr; }
  .hero { padding: 64px 0 50px; }
}

/* FAQ accordion */
.faq-section{max-width:800px;margin:0 auto;}
.faq-item{border:1px solid rgba(255,255,255,.08);border-radius:14px;margin-bottom:12px;overflow:hidden;background:rgba(18,21,46,.6);}
.faq-q{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;cursor:pointer;font-weight:700;font-size:.95rem;color:#e2e8f0;transition:color .2s;}
.faq-q:hover{color:var(--cyan);}
.faq-q::after{content:'+';font-size:1.3rem;color:var(--cyan);transition:transform .3s;}
.faq-item.open .faq-q::after{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease;padding:0 24px;}
.faq-item.open .faq-a{max-height:300px;padding:0 24px 20px;}
.faq-a p{color:#9aa1c0;line-height:1.7;margin:0;}