/* ═══════════════════════════════════════════════════════════════════
   TechEnjoy Group – style.css
   Aesthetic: Dark-tech / industrial terminal
   Palette: Deep charcoal background · Grey-silver accent · Cool neutrals
   Font: Poppins (all)
═══════════════════════════════════════════════════════════════════ */

/* ─── TOKENS ─────────────────────────────────────────────────── */
:root {
  /* Backgrounds */
  --bg-base:      #080c14;
  --bg-surface:   #0d1525;
  --bg-raised:    #111d35;
  --bg-card:      #0f1a2e;

  /* Accents — grey/silver */
  --cyan:         #a8b8c8;
  --cyan-dim:     #6a7f92;
  --cyan-glow:    rgba(168, 184, 200, 0.08);
  --blue:         #4a5a6a;
  --blue-mid:     #2a3a4a;

  /* Text */
  --text-primary:  #d6e4f7;
  --text-secondary:#7a9abf;
  --text-muted:    #3d5470;

  /* Borders */
  --border:        rgba(168, 184, 200, 0.1);
  --border-strong: rgba(168, 184, 200, 0.22);

  /* Font */
  --font-display: 'Poppins', sans-serif;
  --font-body:    'Poppins', sans-serif;
  --font-mono:    'Poppins', sans-serif;

  /* Misc */
  --radius:       2px;
  --transition:   0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --container:    1200px;
  --gutter:       clamp(1.5rem, 5vw, 4rem);
}

/* ─── RESET & BASE ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background-color: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }

/* ─── UTILITIES ──────────────────────────────────────────────── */
.mono { font-family: var(--font-mono); }

.accent { color: var(--cyan); }

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

.section { padding: clamp(5rem, 12vw, 9rem) 0; }

.section-eyebrow {
  display: block;
  font-size: 0.72rem;
  color: var(--cyan-dim);
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: 0.02em;
  color: var(--text-primary);
  margin-bottom: 2rem;
  text-transform: uppercase;
}

/* ═══════════════════════════════════════════════════════════════
   TAGS
═══════════════════════════════════════════════════════════════ */
.tag {
  font-size: 0.65rem;
  letter-spacing: 0.16em;
  padding: 0.28rem 0.7rem;
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
  border-radius: var(--radius);
}

.tag--on {
  color: var(--cyan);
  border-color: var(--cyan-dim);
  position: relative;
}

.tag--on::before {
  content: '';
  display: inline-block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--cyan);
  margin-right: 0.5rem;
  box-shadow: 0 0 6px rgba(168, 184, 200, 0.5);
  animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

/* ═══════════════════════════════════════════════════════════════
   LOGO
═══════════════════════════════════════════════════════════════ */
.logo {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.logo__icon {
  font-family: var(--font-mono);
  font-size: 1.3rem;
  font-weight: 500;
  color: var(--text-primary);
  letter-spacing: -0.05em;
}

.logo__bracket { color: var(--cyan); }

.logo__letters {
  color: var(--text-primary);
  margin: 0 0.05em;
}

.logo__text {
  display: flex;
  flex-direction: column;
  gap: 0.05rem;
}

.logo__name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.logo__sub {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--cyan-dim);
}

/* ═══════════════════════════════════════════════════════════════
   HERO
═══════════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100svh;
  background: var(--bg-base);
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  padding: var(--gutter);
  padding-top: 6rem;
  padding-bottom: 8rem;
}

/* Dot grid background */
.hero__bg-grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle, rgba(168, 184, 200, 0.07) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}

/* Glow blobs */
.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.hero__glow--1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(100, 120, 140, 0.18) 0%, transparent 70%);
  top: -200px;
  right: -100px;
}

.hero__glow--2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(168, 184, 200, 0.08) 0%, transparent 70%);
  bottom: 0;
  left: 10%;
}

/* Scanline */
.hero__scanline {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 3px,
    rgba(0,0,0,0.07) 3px,
    rgba(0,0,0,0.07) 4px
  );
  pointer-events: none;
}

/* Vertical accent line */
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 25%;
  width: 1px;
  height: 100%;
  background: linear-gradient(180deg, transparent, var(--border-strong), transparent);
  pointer-events: none;
}

/* ── Topbar ── */
.hero__topbar {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.6rem var(--gutter);
  border-bottom: 1px solid var(--border);
}

.hero__meta {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

/* ── Corner decorations ── */
.hero__corner {
  position: absolute;
  width: 20px;
  height: 20px;
  pointer-events: none;
}

.hero__corner--tl { top: 80px; left: var(--gutter); border-top: 1px solid var(--cyan-dim); border-left: 1px solid var(--cyan-dim); }
.hero__corner--tr { top: 80px; right: var(--gutter); border-top: 1px solid var(--cyan-dim); border-right: 1px solid var(--cyan-dim); }
.hero__corner--bl { bottom: 2rem; left: var(--gutter); border-bottom: 1px solid var(--cyan-dim); border-left: 1px solid var(--cyan-dim); }
.hero__corner--br { bottom: 2rem; right: var(--gutter); border-bottom: 1px solid var(--cyan-dim); border-right: 1px solid var(--cyan-dim); }

/* ── Hero body ── */
.hero__body {
  position: relative;
  z-index: 2;
  max-width: 700px;
}

.hero__label {
  font-size: 0.72rem;
  color: var(--cyan-dim);
  letter-spacing: 0.06em;
  margin-bottom: 1.6rem;
}

.hero__title {
  font-family: var(--font-display);
  font-size: clamp(3.8rem, 10vw, 7.5rem);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 2rem;
}

.hero__title-accent {
  color: var(--cyan);
  text-shadow: 0 0 40px rgba(168, 184, 200, 0.3);
  font-style: italic;
}

.hero__desc {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 300;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 480px;
  margin-bottom: 3rem;
}

/* ── Stats row ── */
.hero__stats-row {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.hero__stat {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.hero__stat-num {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 700;
  color: var(--cyan);
  line-height: 1;
  text-shadow: 0 0 20px rgba(168, 184, 200, 0.2);
}

.hero__stat-unit {
  font-size: 1.4rem;
  color: var(--cyan-dim);
}

.hero__stat-label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.hero__stat-sep {
  width: 1px;
  height: 40px;
  background: var(--border-strong);
  flex-shrink: 0;
}

/* Fade-in animations */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hero__label      { animation: fadeUp 0.6s 0.1s ease both; }
.hero__title      { animation: fadeUp 0.6s 0.22s ease both; }
.hero__desc       { animation: fadeUp 0.6s 0.36s ease both; }
.hero__stats-row  { animation: fadeUp 0.6s 0.48s ease both; }

/* ═══════════════════════════════════════════════════════════════
   TICKER
═══════════════════════════════════════════════════════════════ */
.ticker {
  overflow: hidden;
  white-space: nowrap;
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 0.9rem 0;
}

.ticker__track {
  display: inline-block;
  animation: tickerScroll 32s linear infinite;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.ticker__track span { margin: 0 1.2rem; }

.ticker__dot {
  color: var(--cyan-dim) !important;
  margin: 0 0.4rem !important;
  font-size: 0.4rem;
  vertical-align: middle;
}

@keyframes tickerScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ═══════════════════════════════════════════════════════════════
   ABOUT
═══════════════════════════════════════════════════════════════ */
.about {
  background: var(--bg-base);
  border-top: 1px solid var(--border);
}

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 6rem;
  align-items: start;
}

/* Abstract tech diagram */
.about__diagram {
  position: relative;
  width: 180px;
  height: 180px;
  margin-top: 2.5rem;
}

.diag__outer {
  position: absolute;
  inset: 0;
  border: 1px solid var(--border-strong);
  border-radius: 50%;
  animation: spinSlow 20s linear infinite;
}

.diag__inner {
  position: absolute;
  inset: 30px;
  border: 1px solid var(--border);
  border-radius: 50%;
  animation: spinSlow 12s linear infinite reverse;
}

@keyframes spinSlow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.diag__cross { position: absolute; background: var(--border-strong); }

.diag__cross--h {
  top: 50%; left: 0; right: 0;
  height: 1px;
  transform: translateY(-50%);
}

.diag__cross--v {
  left: 50%; top: 0; bottom: 0;
  width: 1px;
  transform: translateX(-50%);
}

.diag__dot {
  position: absolute;
  top: 50%; left: 50%;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--cyan);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 12px rgba(168, 184, 200, 0.5), 0 0 24px rgba(168, 184, 200, 0.2);
}

.diag__label {
  position: absolute;
  bottom: -24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--cyan-dim);
  white-space: nowrap;
}

.about__lead {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1.55;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
}

.about__body {
  font-size: 0.92rem;
  font-weight: 300;
  line-height: 1.85;
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

/* Certification row */
.cert-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.cert-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.7rem 1rem;
  border: 1px solid var(--border);
  background: var(--bg-surface);
}

.cert-item__code {
  font-size: 0.72rem;
  color: var(--cyan);
  letter-spacing: 0.1em;
}

.cert-item__name {
  font-size: 0.65rem;
  font-weight: 400;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

/* ═══════════════════════════════════════════════════════════════
   PRODUCTS
═══════════════════════════════════════════════════════════════ */
.products {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
}

.products__intro {
  font-size: 0.92rem;
  font-weight: 300;
  line-height: 1.85;
  color: var(--text-secondary);
  max-width: 560px;
  margin-bottom: 3.5rem;
}

.products__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

.pcard {
  background: var(--bg-card);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  position: relative;
  overflow: hidden;
  transition: background var(--transition);
}

.pcard::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(168, 184, 200, 0.04);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}

.pcard:hover { background: var(--bg-raised); }
.pcard:hover::after { opacity: 1; }

.pcard--wide { grid-column: span 2; }

.pcard--highlight {
  background: var(--bg-raised);
  border-left: 2px solid var(--cyan-dim);
}

.pcard__index {
  font-size: 0.62rem;
  color: var(--cyan-dim);
  letter-spacing: 0.14em;
  margin-bottom: 0.2rem;
}

.pcard__icon {
  width: 40px;
  height: 40px;
  color: var(--cyan-dim);
}

.pcard__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-top: 0.4rem;
}

.pcard__desc {
  font-size: 0.88rem;
  font-weight: 300;
  line-height: 1.75;
  color: var(--text-secondary);
  flex: 1;
}

.pcard__line {
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 1px;
  background: var(--cyan-dim);
  transition: width 0.4s ease;
}

.pcard:hover .pcard__line { width: 100%; }

.pcard__contact {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-top: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

.contact-block__label {
  font-size: 0.62rem;
  color: var(--cyan-dim);
  letter-spacing: 0.14em;
  display: block;
  margin-bottom: 0.2rem;
}

.pcard__email {
  font-size: 0.82rem;
  color: var(--cyan);
  letter-spacing: 0.04em;
}

/* ═══════════════════════════════════════════════════════════════
   VALUES
═══════════════════════════════════════════════════════════════ */
.values {
  background: var(--bg-base);
  border-top: 1px solid var(--border);
}

.values__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border: 1px solid var(--border);
}

.value-block {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  padding: 2rem 2.2rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}

.value-block:nth-child(even) { border-right: none; }
.value-block:nth-child(n+3) { border-bottom: none; }
.value-block:hover { background: var(--bg-surface); }

.value-block__num {
  font-size: 0.7rem;
  color: var(--cyan-dim);
  letter-spacing: 0.1em;
  flex-shrink: 0;
  margin-top: 0.25rem;
}

.value-block__title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 0.6rem;
}

.value-block__desc {
  font-size: 0.88rem;
  font-weight: 300;
  line-height: 1.75;
  color: var(--text-secondary);
}

/* ═══════════════════════════════════════════════════════════════
   CONTACT
═══════════════════════════════════════════════════════════════ */
.contact {
  background: var(--bg-surface);
  border-top: 1px solid var(--border);
}

.contact__intro {
  font-size: 0.92rem;
  font-weight: 300;
  line-height: 1.85;
  color: var(--text-secondary);
  max-width: 520px;
  margin-bottom: 3rem;
}

.contact__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border: 1px solid var(--border);
}

.contact-block {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding: 1.8rem 2rem;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.contact-block:nth-child(even) { border-right: none; }
.contact-block:nth-child(n+3) { border-bottom: none; }

.contact-block__value {
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1.6;
}

/* ═══════════════════════════════════════════════════════════════
   FOOTER
═══════════════════════════════════════════════════════════════ */
.footer {
  background: var(--bg-base);
  border-top: 1px solid var(--border);
  padding: 2rem 0;
}

.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.footer__copy {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.3rem;
}

.footer__copy span,
.footer__legal {
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE
═══════════════════════════════════════════════════════════════ */
@media (max-width: 960px) {
  .about__grid { grid-template-columns: 1fr; gap: 3rem; }

  .products__grid { grid-template-columns: 1fr 1fr; }
  .pcard--wide { grid-column: span 2; }

  .values__grid,
  .contact__grid { grid-template-columns: 1fr; }

  .value-block,
  .contact-block { border-right: none; }

  .value-block:nth-child(n+3) { border-bottom: 1px solid var(--border); }
  .value-block:last-child { border-bottom: none; }
  .contact-block:last-child { border-bottom: none; }

  .footer__copy { align-items: flex-start; }
}

@media (max-width: 640px) {
  .products__grid { grid-template-columns: 1fr; }
  .pcard--wide { grid-column: span 1; }
  .hero__stats-row { gap: 1.2rem; }
  .hero__stat-sep { display: none; }
  .footer__inner { flex-direction: column; align-items: flex-start; }
}