/* ============================================================
   NexaTris Technologies — Portfolio Stylesheet
   Code. Connect. Conquer.
============================================================ */

:root {
  --bg:        #07070f;
  --bg-soft:   #0d0d1b;
  --surface:   rgba(255, 255, 255, 0.035);
  --surface-2: rgba(255, 255, 255, 0.06);
  --border:    rgba(255, 255, 255, 0.09);
  --text:      #eef0f8;
  --muted:     #9aa0bd;
  --violet:    #7c5cff;
  --cyan:      #22d3ee;
  --pink:      #ff5ca8;
  --grad:      linear-gradient(120deg, #7c5cff 0%, #22d3ee 100%);
  --grad-soft: linear-gradient(120deg, rgba(124,92,255,.18), rgba(34,211,238,.18));
  --shadow:    0 20px 60px -20px rgba(0,0,0,.7);
  --radius:    18px;
  --maxw:      1180px;
  --ease:      cubic-bezier(.22,1,.36,1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

h1, h2, h3, h4, .brand-text { font-family: 'Sora', sans-serif; line-height: 1.1; letter-spacing: -.02em; }
a { color: inherit; text-decoration: none; }
img, svg { display: block; }

#bg-canvas {
  position: fixed; inset: 0; z-index: 0;
  width: 100%; height: 100%;
  pointer-events: none;
}

/* radial ambient glows */
body::before {
  content: ""; position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(640px circle at 12% 8%, rgba(124,92,255,.20), transparent 60%),
    radial-gradient(720px circle at 88% 22%, rgba(34,211,238,.16), transparent 60%),
    radial-gradient(620px circle at 50% 110%, rgba(255,92,168,.12), transparent 60%);
}

main, .nav, .footer { position: relative; z-index: 1; }

/* ---------- Scroll progress ---------- */
.scroll-progress {
  position: fixed; top: 0; left: 0; height: 3px; width: 0%;
  background: var(--grad); z-index: 100; box-shadow: 0 0 12px rgba(124,92,255,.7);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .85rem 1.5rem; border-radius: 999px;
  font-weight: 600; font-size: .95rem; cursor: pointer; border: 1px solid transparent;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s;
}
.btn span { transition: transform .25s var(--ease); }
.btn:hover span { transform: translateX(4px); }
.btn-primary { background: var(--grad); color: #07070f; box-shadow: 0 10px 30px -8px rgba(124,92,255,.6); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 40px -8px rgba(34,211,238,.6); }
.btn-ghost { background: var(--surface); border-color: var(--border); color: var(--text); }
.btn-ghost:hover { transform: translateY(-3px); background: var(--surface-2); }
.btn-full { width: 100%; justify-content: center; margin-top: .4rem; }

/* ---------- Navbar ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem clamp(1rem, 4vw, 2.5rem);
  transition: padding .3s var(--ease), background .3s, backdrop-filter .3s, border-color .3s;
  border-bottom: 1px solid transparent;
}
.nav.scrolled {
  padding-top: .7rem; padding-bottom: .7rem;
  background: rgba(7,7,15,.72); backdrop-filter: blur(16px);
  border-bottom-color: var(--border);
}
.brand { display: flex; align-items: center; gap: .6rem; font-weight: 800; }
.brand-mark { display: grid; place-items: center; }
.brand-text { font-size: 1.3rem; font-weight: 800; }
.accent { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }

.nav-links { display: flex; align-items: center; gap: 1.8rem; }
.nav-links a { color: var(--muted); font-weight: 500; font-size: .95rem; transition: color .2s; position: relative; }
.nav-links a:not(.nav-cta)::after {
  content: ""; position: absolute; left: 0; bottom: -5px; height: 2px; width: 0;
  background: var(--grad); transition: width .25s var(--ease);
}
.nav-links a:not(.nav-cta):hover { color: var(--text); }
.nav-links a:not(.nav-cta):hover::after { width: 100%; }
.nav-cta { padding: .55rem 1.1rem; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); color: var(--text) !important; }
.nav-cta:hover { background: var(--grad); color: #07070f !important; }

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--text); border-radius: 2px; transition: .3s var(--ease); }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh; display: flex; flex-direction: column; align-items: center; justify-content: center;
  text-align: center; padding: 7rem 1.25rem 3rem; position: relative;
}
.hero-inner { max-width: 920px; }
.badge {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .45rem 1rem; border-radius: 999px; font-size: .82rem; font-weight: 500;
  background: var(--surface); border: 1px solid var(--border); color: var(--muted); margin-bottom: 1.6rem;
}
.pulse-dot { width: 8px; height: 8px; border-radius: 50%; background: #4ade80; box-shadow: 0 0 0 0 rgba(74,222,128,.7); animation: pulse 2s infinite; }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(74,222,128,.6)} 70%{box-shadow:0 0 0 10px rgba(74,222,128,0)} 100%{box-shadow:0 0 0 0 rgba(74,222,128,0)} }

.hero-title { font-size: clamp(2.4rem, 6.5vw, 4.6rem); font-weight: 800; margin-bottom: 1.3rem; }
.grad-text { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-tagline { font-size: clamp(1rem, 2.2vw, 1.25rem); color: var(--muted); max-width: 640px; margin: 0 auto 2.2rem; }
.hero-tagline strong { color: var(--text); }
.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin-top: 4rem;
  padding: 1.6rem; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border);
  backdrop-filter: blur(8px);
}
.stat { text-align: center; }
.stat-num { display: block; font-family: 'Sora'; font-size: clamp(1.6rem, 4vw, 2.4rem); font-weight: 800; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stat-label { font-size: .8rem; color: var(--muted); }

.hero-scroll { position: absolute; bottom: 1.6rem; left: 50%; transform: translateX(-50%); font-size: .75rem; color: var(--muted); display: flex; flex-direction: column; align-items: center; gap: .5rem; letter-spacing: .15em; text-transform: uppercase; }
.hero-scroll span { width: 1px; height: 38px; background: linear-gradient(var(--muted), transparent); animation: scrolldown 2s var(--ease) infinite; }
@keyframes scrolldown { 0%{transform:scaleY(0);transform-origin:top} 50%{transform:scaleY(1);transform-origin:top} 51%{transform-origin:bottom} 100%{transform:scaleY(0);transform-origin:bottom} }

/* ---------- Marquee ---------- */
.marquee-wrap { padding: 1.4rem 0; border-block: 1px solid var(--border); background: rgba(255,255,255,.015); }
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask-image: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.marquee-track { display: flex; gap: 2rem; width: max-content; animation: scrollx 28s linear infinite; font-family: 'JetBrains Mono', monospace; color: var(--muted); font-size: 1rem; }
.marquee-track span { white-space: nowrap; }
@keyframes scrollx { to { transform: translateX(-50%); } }

/* ---------- Sections ---------- */
.section { max-width: var(--maxw); margin: 0 auto; padding: clamp(4rem, 9vw, 7rem) clamp(1rem, 4vw, 2rem); }
.section-head { max-width: 680px; margin: 0 auto 3.2rem; text-align: center; }
.eyebrow { display: inline-block; font-family: 'JetBrains Mono', monospace; font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; color: var(--cyan); margin-bottom: .9rem; }
.section-head h2 { font-size: clamp(1.8rem, 4.4vw, 2.9rem); margin-bottom: .9rem; }
.section-head p { color: var(--muted); font-size: 1.05rem; }

/* ---------- Cards / Services ---------- */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 1.4rem; }
.card {
  position: relative; padding: 1.9rem; border-radius: var(--radius);
  background: var(--surface); border: 1px solid var(--border); overflow: hidden;
  transition: transform .35s var(--ease), border-color .35s, background .35s;
}
.card::before { content:""; position:absolute; inset:0; border-radius:inherit; padding:1px; background: var(--grad); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity:0; transition: opacity .35s; }
.card:hover { transform: translateY(-6px); background: var(--surface-2); }
.card:hover::before { opacity: 1; }
.card-icon { font-size: 1.9rem; width: 56px; height: 56px; display: grid; place-items: center; border-radius: 14px; background: var(--grad-soft); margin-bottom: 1.1rem; }
.card h3 { font-size: 1.25rem; margin-bottom: .55rem; }
.card p { color: var(--muted); font-size: .95rem; margin-bottom: 1rem; }
.card-list { list-style: none; display: flex; flex-direction: column; gap: .35rem; }
.card-list li { font-size: .86rem; color: var(--muted); padding-left: 1.2rem; position: relative; }
.card-list li::before { content: "▹"; position: absolute; left: 0; color: var(--cyan); }

/* ---------- Work ---------- */
.work-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 1.4rem; }
.work-card {
  padding: 1.8rem; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border);
  transition: transform .35s var(--ease), border-color .35s, box-shadow .35s;
}
.work-card:hover { transform: translateY(-6px); border-color: rgba(124,92,255,.4); box-shadow: var(--shadow); }
.work-feature { grid-column: 1 / -1; background: linear-gradient(135deg, rgba(124,92,255,.12), rgba(34,211,238,.07)); border-color: rgba(124,92,255,.3); }
.work-tag { display: inline-block; font-size: .74rem; font-family: 'JetBrains Mono', monospace; text-transform: uppercase; letter-spacing: .08em; color: var(--cyan); margin-bottom: .8rem; padding: .25rem .7rem; border: 1px solid var(--border); border-radius: 999px; }
.work-card h3 { font-size: 1.4rem; margin-bottom: .6rem; }
.work-feature h3 { font-size: 1.8rem; }
.work-card p { color: var(--muted); font-size: .95rem; margin-bottom: 1.1rem; }
.work-metrics { display: flex; gap: 2rem; flex-wrap: wrap; margin-bottom: 1.1rem; }
.work-metrics div { display: flex; flex-direction: column; }
.work-metrics strong { font-family: 'Sora'; font-size: 1.7rem; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.work-metrics span { font-size: .8rem; color: var(--muted); }
.chips { display: flex; flex-wrap: wrap; gap: .5rem; }
.chips span { font-size: .78rem; padding: .3rem .75rem; border-radius: 999px; background: var(--surface-2); border: 1px solid var(--border); color: var(--muted); }

/* ---------- Clients ---------- */
.logos { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; margin-bottom: 3.4rem; }
.logo-pill { padding: .85rem 1.6rem; border-radius: 14px; background: var(--surface); border: 1px solid var(--border); font-weight: 600; color: var(--muted); font-family: 'Sora'; transition: .3s var(--ease); }
.logo-pill:hover { color: var(--text); transform: translateY(-3px); border-color: rgba(34,211,238,.4); }
.logo-primary { color: var(--text); background: var(--grad-soft); border-color: rgba(124,92,255,.4); }

.case { display: grid; grid-template-columns: 1.4fr 1fr; gap: 1.6rem; padding: 2.2rem; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); }
.case-body h3 { font-size: 1.7rem; margin: .6rem 0 1rem; }
.case-body p { color: var(--muted); margin-bottom: 1.2rem; }
.check-list { list-style: none; display: grid; gap: .55rem; }
.check-list li { padding-left: 1.7rem; position: relative; color: var(--text); font-size: .95rem; }
.check-list li::before { content: "✓"; position: absolute; left: 0; width: 20px; height: 20px; background: var(--grad); color: #07070f; border-radius: 50%; display: grid; place-items: center; font-size: .72rem; font-weight: 700; }
.case-quote { display: flex; flex-direction: column; justify-content: center; gap: 1.3rem; padding: 1.6rem; border-radius: 14px; background: var(--grad-soft); border: 1px solid rgba(124,92,255,.25); }
.case-quote blockquote { font-family: 'Sora'; font-size: 1.12rem; line-height: 1.5; }
.case-quote figcaption { display: flex; align-items: center; gap: .8rem; font-size: .9rem; color: var(--muted); }
.avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--grad); color: #07070f; display: grid; place-items: center; font-weight: 800; font-family: 'Sora'; }

/* ---------- Process ---------- */
.timeline { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1.4rem; }
.step { position: relative; padding: 1.9rem 1.6rem; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); transition: transform .35s var(--ease); }
.step:hover { transform: translateY(-6px); }
.step-num { font-family: 'JetBrains Mono'; font-size: 2rem; font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; opacity: .85; }
.step h3 { font-size: 1.2rem; margin: .5rem 0 .5rem; }
.step p { color: var(--muted); font-size: .92rem; }

/* ---------- About ---------- */
.about-grid p { color: var(--muted); font-size: 1.05rem; max-width: 760px; margin-bottom: 2rem; }
.about-grid > div > h2 { font-size: clamp(1.8rem, 4.4vw, 2.9rem); margin: .9rem 0 1rem; }
.values { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.2rem; }
.value { padding: 1.5rem; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); transition: transform .3s var(--ease); }
.value:hover { transform: translateY(-4px); }
.value h4 { font-size: 1.05rem; margin-bottom: .4rem; }
.value p { color: var(--muted); font-size: .9rem; margin: 0; }

/* ---------- Contact ---------- */
.contact-card { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; padding: clamp(1.6rem, 4vw, 3rem); border-radius: 26px; background: linear-gradient(135deg, rgba(124,92,255,.10), rgba(34,211,238,.06)); border: 1px solid var(--border); }
.contact-info h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); margin: .8rem 0 1rem; }
.contact-info > p { color: var(--muted); margin-bottom: 2rem; }
.contact-list { list-style: none; display: grid; gap: 1.2rem; }
.contact-list li { display: flex; gap: .9rem; align-items: flex-start; }
.ci-icon { font-size: 1.1rem; width: 42px; height: 42px; flex-shrink: 0; display: grid; place-items: center; border-radius: 12px; background: var(--surface-2); border: 1px solid var(--border); }
.ci-label { display: block; font-size: .76rem; color: var(--muted); text-transform: uppercase; letter-spacing: .08em; }
.contact-list a { font-weight: 600; transition: color .2s; }
.contact-list a:hover { color: var(--cyan); }

.contact-form { display: flex; flex-direction: column; gap: 1rem; background: rgba(7,7,15,.4); padding: 1.6rem; border-radius: var(--radius); border: 1px solid var(--border); }
.field { display: flex; flex-direction: column; gap: .4rem; }
.field label { font-size: .85rem; color: var(--muted); }
.field input, .field select, .field textarea {
  background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
  padding: .8rem 1rem; color: var(--text); font-family: inherit; font-size: .95rem; transition: border-color .2s, background .2s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--violet); background: var(--surface-2); }
.field textarea { resize: vertical; }
.field select option { background: var(--bg-soft); }
.hidden-field { display: none; }

/* ---------- Footer ---------- */
.footer { border-top: 1px solid var(--border); background: rgba(7,7,15,.6); padding: 3.5rem clamp(1rem, 4vw, 2.5rem) 1.6rem; }
.footer-inner { max-width: var(--maxw); margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; }
.footer-brand p { color: var(--muted); font-size: .9rem; margin-top: .6rem; max-width: 280px; }
.footer-brand .moto { color: var(--text); }
.footer-col h4 { font-size: .85rem; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); margin-bottom: 1rem; }
.footer-col a { display: block; color: var(--muted); font-size: .92rem; margin-bottom: .6rem; transition: color .2s; }
.footer-col a:hover { color: var(--text); }
.footer-bottom { max-width: var(--maxw); margin: 2.5rem auto 0; padding-top: 1.4rem; border-top: 1px solid var(--border); display: flex; justify-content: space-between; flex-wrap: wrap; gap: .6rem; font-size: .82rem; color: var(--muted); }

/* ---------- Floating WhatsApp ---------- */
.fab { position: fixed; bottom: 1.4rem; right: 1.4rem; z-index: 60; width: 56px; height: 56px; border-radius: 50%; background: #25d366; color: #fff; display: grid; place-items: center; box-shadow: 0 12px 30px -6px rgba(37,211,102,.6); transition: transform .25s var(--ease); }
.fab:hover { transform: scale(1.1) rotate(-6deg); }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .nav-links {
    position: fixed; inset: 0 0 auto auto; top: 0; right: 0; height: 100vh; width: min(78vw, 320px);
    flex-direction: column; align-items: flex-start; justify-content: center; gap: 1.6rem;
    background: rgba(10,10,22,.96); backdrop-filter: blur(20px); padding: 2rem;
    transform: translateX(100%); transition: transform .4s var(--ease); border-left: 1px solid var(--border);
  }
  .nav-links.open { transform: none; }
  .nav-links a { font-size: 1.1rem; }
  .nav-toggle { display: flex; z-index: 51; }
  .case { grid-template-columns: 1fr; }
  .contact-card { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 1.2rem; }
  .footer-inner { grid-template-columns: 1fr; }
  .work-metrics { gap: 1.2rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; }
  .reveal { opacity: 1; transform: none; }
}