/* ============================================================
   NOMATEC — Automatyzacja procesów przemysłowych
   Style: CIRCUIT / FLOW — obwody elektryczne, przepływ sygnału
   ============================================================ */

/* --- Page Base --- */
.svc-auto {
  background-color: #0A0A0A;
  color: #FFFFFF;
}

/* PCB texture helper */
.pcb-bg {
  background-color: #0D0D0F;
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 29px,
      rgba(255,255,255,0.018) 29px,
      rgba(255,255,255,0.018) 30px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 29px,
      rgba(255,255,255,0.018) 29px,
      rgba(255,255,255,0.018) 30px
    );
}

/* ============================================================
   HERO
   ============================================================ */
.auto-hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: #0D0D0F;
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 29px,
      rgba(255,255,255,0.018) 29px,
      rgba(255,255,255,0.018) 30px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 29px,
      rgba(255,255,255,0.018) 29px,
      rgba(255,255,255,0.018) 30px
    );
  padding-top: var(--header-h, 80px);
}

.auto-hero__bg-photo {
  position: absolute;
  inset: 0;
  background-image: url('/assets/Automatyzacja/nomatec-automatyzacja-sterowanie.webp');
  background-size: cover;
  background-position: center 30%;
  opacity: 0.08;
  z-index: 0;
}

/* Circuit SVG overlay */
.auto-hero__circuit {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.auto-hero__circuit svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* Circuit paths — draw-on animation */
.circuit-path {
  fill: none;
  stroke: rgba(255, 16, 28, 0.35);
  stroke-width: 1.5;
  stroke-linecap: square;
  stroke-dasharray: 600;
  stroke-dashoffset: 600;
  animation: circuitDraw 3s ease forwards;
}

.circuit-path--secondary {
  stroke: rgba(255, 255, 255, 0.08);
  stroke-width: 1;
  stroke-dasharray: 400;
  stroke-dashoffset: 400;
  animation: circuitDraw 4s ease 0.5s forwards;
}

.circuit-path--tertiary {
  stroke: rgba(255, 16, 28, 0.15);
  stroke-width: 1;
  stroke-dasharray: 500;
  stroke-dashoffset: 500;
  animation: circuitDraw 3.5s ease 1s forwards;
}

@keyframes circuitDraw {
  to { stroke-dashoffset: 0; }
}

/* Signal pulse travelling along a path */
.signal-dot {
  r: 3;
  fill: var(--color-red, #FF101C);
  opacity: 0;
  animation: signalTravel 4s ease-in-out 3s infinite;
}

@keyframes signalTravel {
  0%   { opacity: 0; offset-distance: 0%; }
  5%   { opacity: 1; }
  95%  { opacity: 1; }
  100% { opacity: 0; offset-distance: 100%; }
}

/* LED pulsing dots */
.led {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-red, #FF101C);
  flex-shrink: 0;
  animation: ledPulse 2s ease-in-out infinite;
}

@keyframes ledPulse {
  0%, 100% {
    opacity: 1;
    box-shadow: 0 0 0 0 rgba(255, 16, 28, 0.4);
  }
  50% {
    opacity: 0.7;
    box-shadow: 0 0 0 8px rgba(255, 16, 28, 0);
  }
}

.led--delay-1 { animation-delay: 0.4s; }
.led--delay-2 { animation-delay: 0.8s; }
.led--delay-3 { animation-delay: 1.2s; }

/* Hero content */
.auto-hero__inner {
  position: relative;
  z-index: 2;
  max-width: var(--content-w, 1200px);
  margin: 0 auto;
  padding: var(--space-xl, 8rem) var(--space-md, 2rem);
}

.auto-hero__label {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono, monospace);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-red, #FF101C);
  margin-bottom: var(--space-md, 2rem);
}

.auto-hero__label::after {
  content: '';
  display: block;
  width: 60px;
  height: 1px;
  background: var(--color-red, #FF101C);
}

.auto-hero h1 {
  font-family: var(--font-heading, sans-serif);
  font-size: clamp(2.5rem, 6vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: #FFFFFF;
  max-width: 14ch;
  margin-bottom: var(--space-md, 2rem);
}

.auto-hero__subtitle {
  font-family: var(--font-body, sans-serif);
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-light, #A0A0A5);
  max-width: 50ch;
  line-height: 1.65;
  margin-bottom: var(--space-lg, 4rem);
}

.auto-hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 2rem;
  background: var(--color-red, #FF101C);
  color: #FFFFFF;
  font-family: var(--font-heading, sans-serif);
  font-weight: 700;
  font-size: 0.9375rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  border: 2px solid var(--color-red, #FF101C);
  transition: background 0.3s, color 0.3s, transform 0.2s;
}

.auto-hero__cta:hover {
  background: transparent;
  color: var(--color-red, #FF101C);
  transform: translateX(4px);
}

.auto-hero__cta svg {
  transition: transform 0.2s;
}

.auto-hero__cta:hover svg {
  transform: translateX(4px);
}

/* ============================================================
   ZIGZAG SEPARATOR
   ============================================================ */
.zigzag-sep {
  display: block;
  width: 100%;
  height: 24px;
  overflow: hidden;
  line-height: 0;
}

.zigzag-sep svg {
  display: block;
  width: 100%;
  height: 24px;
}

/* ============================================================
   MODULES SECTION (Block Diagram)
   ============================================================ */
.auto-modules {
  padding: var(--space-xl, 8rem) var(--space-md, 2rem);
  background-color: #0A0A0A;
  position: relative;
}

.auto-modules__inner {
  max-width: var(--content-w, 1200px);
  margin: 0 auto;
}

.auto-modules__header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.auto-modules__header .led {
  width: 10px;
  height: 10px;
}

.auto-modules__kicker {
  font-family: var(--font-mono, monospace);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-light, #A0A0A5);
}

.auto-modules__title {
  font-family: var(--font-heading, sans-serif);
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: #FFFFFF;
  max-width: 20ch;
  margin-bottom: var(--space-lg, 4rem);
}

/* Block diagram grid */
.block-diagram {
  position: relative;
}

.block-diagram__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
}

@media (max-width: 768px) {
  .block-diagram__grid {
    grid-template-columns: 1fr;
  }
}

/* Connecting lines between blocks (CSS pseudo + SVG) */
.block-diagram__connectors {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.block-card {
  position: relative;
  z-index: 1;
  background: #0D0D0F;
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: border-color var(--dur-med, 0.3s), background var(--dur-med, 0.3s);
}

.block-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: transparent;
  transition: background var(--dur-med, 0.3s);
}

.block-card:hover {
  background: #111113;
  border-color: rgba(255, 16, 28, 0.3);
}

.block-card:hover::before {
  background: var(--color-red, #FF101C);
}

.block-card__index {
  font-family: var(--font-mono, monospace);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  color: var(--color-red, #FF101C);
  text-transform: uppercase;
}

.block-card__icon {
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 16, 28, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-red, #FF101C);
  flex-shrink: 0;
}

.block-card__icon svg {
  width: 20px;
  height: 20px;
}

.block-card__title {
  font-family: var(--font-heading, sans-serif);
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: #FFFFFF;
}

.block-card__body {
  font-family: var(--font-body, sans-serif);
  font-size: 0.9375rem;
  color: var(--color-light, #A0A0A5);
  line-height: 1.65;
}

/* Central connector element */
.block-diagram__center {
  display: none; /* shown via CSS grid on desktop */
}

@media (min-width: 769px) {
  .block-diagram__grid {
    gap: 0;
  }

  .block-card {
    margin: 1px;
  }
}

/* ============================================================
   WHY US SECTION
   ============================================================ */
.auto-why {
  padding: var(--space-xl, 8rem) var(--space-md, 2rem);
  background-color: #0D0D0F;
  background-image:
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 29px,
      rgba(255,255,255,0.018) 29px,
      rgba(255,255,255,0.018) 30px
    ),
    repeating-linear-gradient(
      90deg,
      transparent,
      transparent 29px,
      rgba(255,255,255,0.018) 29px,
      rgba(255,255,255,0.018) 30px
    );
  position: relative;
}

.auto-why__inner {
  max-width: var(--content-w, 1200px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

@media (max-width: 900px) {
  .auto-why__inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

.auto-why__left .section-kicker {
  font-family: var(--font-mono, monospace);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-red, #FF101C);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.auto-why__left .section-kicker::before {
  content: '';
  display: block;
  width: 30px;
  height: 1px;
  background: var(--color-red, #FF101C);
}

.auto-why__heading {
  font-family: var(--font-heading, sans-serif);
  font-size: clamp(1.75rem, 3.5vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.1;
  color: #FFFFFF;
  margin-bottom: 1.5rem;
}

.auto-why__desc {
  font-size: 1rem;
  color: var(--color-light, #A0A0A5);
  line-height: 1.7;
}

.auto-why__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.auto-why__item {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.5rem;
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.05);
  transition: border-color 0.3s;
}

.auto-why__item:hover {
  border-color: rgba(255, 16, 28, 0.2);
}

.auto-why__item-icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-red, #FF101C);
}

.auto-why__item-body strong {
  display: block;
  font-family: var(--font-heading, sans-serif);
  font-size: 1rem;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 0.35rem;
}

.auto-why__item-body p {
  font-size: 0.9rem;
  color: var(--color-light, #A0A0A5);
  line-height: 1.6;
}

/* ============================================================
   CTA SECTION
   ============================================================ */
.auto-cta {
  padding: var(--space-xl, 8rem) var(--space-md, 2rem);
  background-color: #0A0A0A;
  position: relative;
  overflow: hidden;
}

.auto-cta::before {
  content: 'AUTO';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-heading, sans-serif);
  font-size: clamp(8rem, 20vw, 20rem);
  font-weight: 700;
  color: rgba(255,255,255,0.015);
  white-space: nowrap;
  pointer-events: none;
  letter-spacing: -0.05em;
  user-select: none;
}

.auto-cta__inner {
  position: relative;
  z-index: 1;
  max-width: var(--content-w, 1200px);
  margin: 0 auto;
  text-align: center;
}

.auto-cta__heading {
  font-family: var(--font-heading, sans-serif);
  font-size: clamp(2rem, 4vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #FFFFFF;
  margin-bottom: 1rem;
}

.auto-cta__sub {
  font-size: 1.0625rem;
  color: var(--color-light, #A0A0A5);
  margin-bottom: var(--space-lg, 4rem);
  max-width: 50ch;
  margin-left: auto;
  margin-right: auto;
}

.auto-cta__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2.5rem;
  background: var(--color-red, #FF101C);
  color: #FFFFFF;
  font-family: var(--font-heading, sans-serif);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.02em;
  text-decoration: none;
  border: 2px solid var(--color-red, #FF101C);
  transition: background 0.3s, color 0.3s;
}

.auto-cta__btn:hover {
  background: transparent;
  color: var(--color-red, #FF101C);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
/* --- Light variant for auto-why --- */
.auto-why--light {
  background-color: #f8f8f8 !important;
  background-image:
    linear-gradient(rgba(248,248,248,0.92), rgba(248,248,248,0.92)),
    url('/assets/allphoto/automatyka-roboty_opt.webp') !important;
  background-size: cover !important;
  background-position: center !important;
}
.auto-why--light .auto-why__heading { color: var(--color-black); }
.auto-why--light .auto-why__desc { color: #555; }
.auto-why--light .auto-why__item {
  background: #ffffff;
  border-color: #e0e0e0;
}
.auto-why--light .auto-why__item:hover { border-color: rgba(255,16,28,0.2); }
.auto-why--light .auto-why__item-body strong { color: var(--color-black); }
.auto-why--light .auto-why__item-body p { color: #555; }

@media (max-width: 600px) {
  .auto-hero__inner {
    padding: var(--space-lg, 4rem) var(--space-sm, 1rem);
  }

  .auto-modules {
    padding: var(--space-lg, 4rem) var(--space-sm, 1rem);
  }

  .auto-why {
    padding: var(--space-lg, 4rem) var(--space-sm, 1rem);
  }

  .auto-cta {
    padding: var(--space-lg, 4rem) var(--space-sm, 1rem);
  }
}

/* Dark service override: remove light backgrounds on service subpages */
.auto-why--light {
  background-color: #0d0d0f !important;
  background-image:
    linear-gradient(rgba(10,10,10,0.9), rgba(10,10,10,0.9)),
    url('/assets/allphoto/automatyka-roboty_opt.webp') !important;
}
.auto-why--light .auto-why__heading { color: var(--color-white); }
.auto-why--light .auto-why__desc { color: var(--color-light); }
.auto-why--light .auto-why__item {
  background: rgba(255,255,255,0.03);
  border-color: rgba(255,255,255,0.08);
}
.auto-why--light .auto-why__item:hover { border-color: rgba(255,16,28,0.25); }
.auto-why--light .auto-why__item-body strong { color: var(--color-white); }
.auto-why--light .auto-why__item-body p { color: var(--color-light); }