/* ------------------------------------------------------------------
   MKoti IT Consulting — site styles
   Palette pulled from the flyer: near-black background, white type,
   subtle white circuit graphics.
------------------------------------------------------------------- */

:root {
  --bg:        #0a0a0a;
  --bg-soft:   #111111;
  --bg-card:   #161616;
  --line:      rgba(255,255,255,0.10);
  --line-strong: rgba(255,255,255,0.22);
  --text:      #f5f5f5;
  --text-dim:  #b6b6b6;
  --text-mute: #8a8a8a;
  --accent:    #ffffff;
  --accent-2:  #d8d8d8;
  --radius:    14px;
  --radius-sm: 8px;
  --shadow:    0 10px 40px rgba(0,0,0,0.4);
  --maxw:      1120px;
  --maxw-narrow: 760px;
  --transition: 200ms ease;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-tap-highlight-color: transparent;
  overflow-x: hidden;
}

img, svg { max-width: 100%; display: block; }

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

/* Accessibility */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 1rem;
  background: var(--accent);
  color: var(--bg);
  padding: .5rem 1rem;
  border-radius: var(--radius-sm);
  z-index: 100;
}
.skip-link:focus { left: 1rem; }

/* Layout helpers */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 1.5rem;
}
.container.narrow { max-width: var(--maxw-narrow); }

/* --------------------------- Header --------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(10,10,10,0.85);
  border-bottom: 1px solid var(--line);
  padding-top: env(safe-area-inset-top);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 64px;
}
.brand {
  display: flex;
  align-items: baseline;
  gap: .55rem;
  flex-shrink: 0;
  min-width: 0;
}
.brand-mark {
  font-weight: 800;
  letter-spacing: .02em;
  font-size: 1.15rem;
  white-space: nowrap;
}
.brand-sub {
  font-size: .68rem;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--text-dim);
  white-space: nowrap;
}

/* Hamburger button — hidden on desktop */
.nav-toggle {
  display: none;
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  width: 44px;
  height: 44px;
  padding: 0;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  color: var(--text);
}
.nav-toggle-bar {
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 200ms ease, opacity 150ms ease;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 1.75rem;
  margin: 0;
  padding: 0;
  align-items: center;
}
.nav-links a {
  font-size: .92rem;
  color: var(--text-dim);
  transition: color var(--transition);
}
.nav-links a:hover { color: var(--text); }
.nav-cta {
  border: 1px solid var(--line-strong);
  padding: .55rem 1rem;
  border-radius: 999px;
  color: var(--text) !important;
}
.nav-cta:hover {
  background: var(--accent);
  color: var(--bg) !important;
  border-color: var(--accent);
}

/* Mobile nav (<= 760px) */
@media (max-width: 760px) {
  .nav-toggle { display: inline-flex; }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    padding: .5rem 1.25rem 1.25rem;
    background: rgba(10,10,10,0.98);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    box-shadow: 0 18px 30px rgba(0,0,0,0.5);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-8px);
    transition: opacity 220ms ease, transform 220ms ease, visibility 0s linear 220ms;
    z-index: 40;
    max-height: calc(100dvh - 64px - env(safe-area-inset-top));
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
  .nav-links.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    transition: opacity 220ms ease, transform 220ms ease, visibility 0s;
  }

  .nav-links li { width: 100%; }
  .nav-links a {
    display: flex;
    align-items: center;
    min-height: 56px;
    padding: .9rem .25rem;
    font-size: 1.1rem;
    color: var(--text);
    border-bottom: 1px solid var(--line);
  }
  .nav-links li:nth-last-child(2) a { border-bottom: none; }
  .nav-cta {
    justify-content: center;
    margin-top: 1rem;
    text-align: center;
    border: 1px solid var(--accent) !important;
    background: var(--accent);
    color: var(--bg) !important;
    padding: 1rem 1.4rem !important;
    border-radius: 999px;
    min-height: 52px;
  }

  /* Tighter brand on small screens */
  .brand-sub { display: none; }

  /* Nav must be relative so the dropdown anchors to it */
  .nav { position: relative; }
}

@media (max-width: 380px) {
  .brand-mark { font-size: 1.05rem; }
}

/* --------------------------- Hero --------------------------- */
.hero {
  position: relative;
  padding: 6rem 0 5rem;
  background:
    radial-gradient(1200px 600px at 80% -10%, rgba(255,255,255,0.04), transparent 60%),
    radial-gradient(900px 500px at 0% 110%, rgba(255,255,255,0.03), transparent 60%),
    var(--bg);
  overflow: hidden;
}
.hero-inner {
  position: relative;
  z-index: 2;
  text-align: left;
}
.logo {
  display: inline-block;
  margin-bottom: 1.75rem;
}
.logo-text {
  font-size: clamp(3.2rem, 9vw, 5.5rem);
  font-weight: 800;
  letter-spacing: .01em;
  line-height: 1;
  margin: 0;
}
.logo-bar {
  display: block;
  width: 64px;
  height: 4px;
  background: var(--accent);
  margin: .65rem 0 .55rem;
  border-radius: 2px;
}
.logo-sub {
  margin: 0;
  font-size: .78rem;
  letter-spacing: .42em;
  text-transform: uppercase;
  color: var(--text-dim);
}
.tagline {
  font-size: clamp(1.1rem, 2.2vw, 1.4rem);
  color: var(--text);
  max-width: 36ch;
  margin: 0 0 2.25rem;
  font-weight: 500;
}
.hero-actions {
  display: flex;
  gap: .8rem;
  flex-wrap: wrap;
}
@media (max-width: 480px) {
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { width: 100%; }
}

/* Circuit decorations */
.circuit {
  position: absolute;
  color: rgba(255,255,255,0.55);
  pointer-events: none;
  opacity: .85;
}
.circuit-top-right {
  top: 1.5rem;
  right: -6rem;
  width: min(640px, 60vw);
  height: auto;
}
.circuit-bottom-left {
  bottom: 0;
  left: -6rem;
  width: min(640px, 60vw);
  height: auto;
  color: rgba(255,255,255,0.45);
}

/* --------------------------- Buttons --------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .9rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  letter-spacing: .01em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}
.btn-primary {
  background: var(--accent);
  color: var(--bg);
}
.btn-primary:hover {
  transform: translateY(-1px);
  background: var(--accent-2);
}
.btn-ghost {
  border-color: var(--line-strong);
  color: var(--text);
}
.btn-ghost:hover {
  border-color: var(--accent);
  background: rgba(255,255,255,0.05);
}
.btn-lg { padding: 1.05rem 1.7rem; font-size: 1rem; }

/* --------------------------- Sections --------------------------- */
.section {
  padding: 5rem 0;
  position: relative;
  scroll-margin-top: 80px;
}
.hero, .cta { scroll-margin-top: 80px; }
@media (max-width: 760px) {
  .section { padding: 3.5rem 0; scroll-margin-top: 72px; }
  .cta { padding: 3.5rem 0; }
  .hero { padding: 4rem 0 3.5rem; }
}
.section-muted {
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 50%, var(--bg) 100%);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.kicker {
  text-transform: uppercase;
  letter-spacing: .26em;
  font-size: .72rem;
  color: var(--text-mute);
  margin: 0 0 .6rem;
  font-weight: 600;
}
.section-title {
  font-size: clamp(1.6rem, 3.4vw, 2.25rem);
  font-weight: 700;
  margin: 0 0 2.5rem;
  letter-spacing: -.01em;
}
.lead {
  font-size: clamp(1.05rem, 1.9vw, 1.25rem);
  line-height: 1.7;
  color: var(--text);
  margin: 0;
}
.lead em {
  font-style: normal;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 2px;
}
.lead-muted {
  color: var(--text-dim);
  margin: 0 0 2rem;
}

/* --------------------------- Pain-point cards --------------------------- */
.cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}
.card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color var(--transition), transform var(--transition);
}
.card:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}
.card-icon {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.06);
  border-radius: 10px;
  color: var(--accent);
  margin-bottom: 1rem;
}
.card h3 {
  font-size: 1.05rem;
  margin: 0 0 .4rem;
  font-weight: 600;
}
.card p {
  margin: 0;
  font-size: .92rem;
  color: var(--text-dim);
  line-height: 1.55;
}
.reassure {
  margin-top: 2.25rem;
  text-align: center;
  font-size: 1.05rem;
  color: var(--text-dim);
  font-weight: 500;
}

/* --------------------------- Services list --------------------------- */
.services {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
@media (max-width: 720px) {
  .services { grid-template-columns: 1fr; }
}
.service {
  display: flex;
  align-items: flex-start;
  gap: 1.1rem;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem;
  transition: border-color var(--transition), background var(--transition);
}
.service:hover {
  border-color: var(--line-strong);
  background: #1a1a1a;
}
.service-num {
  font-family: 'Inter', sans-serif;
  font-weight: 700;
  font-size: .82rem;
  color: var(--text-mute);
  letter-spacing: .08em;
  flex-shrink: 0;
  padding-top: .2rem;
}
.service h3 {
  margin: 0 0 .35rem;
  font-size: 1.1rem;
  font-weight: 600;
}
.service p {
  margin: 0;
  color: var(--text-dim);
  font-size: .95rem;
  line-height: 1.6;
}

/* --------------------------- CTA --------------------------- */
.cta {
  padding: 5rem 0;
  background:
    radial-gradient(800px 400px at 50% 50%, rgba(255,255,255,0.06), transparent 60%),
    var(--bg);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  text-align: center;
}
.cta-inner h2 {
  font-size: clamp(1.6rem, 3.4vw, 2.25rem);
  margin: 0 0 .9rem;
  font-weight: 700;
}
.cta-inner p {
  color: var(--text-dim);
  font-size: 1.05rem;
  margin: 0 0 2rem;
}

/* --------------------------- Contact --------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.contact-grid-single {
  grid-template-columns: 1fr;
  max-width: 420px;
}
@media (max-width: 600px) {
  .contact-grid { grid-template-columns: 1fr; }
}
.contact-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.3rem 1.4rem;
  transition: border-color var(--transition), background var(--transition);
}
.contact-card:hover {
  border-color: var(--accent);
  background: #1a1a1a;
}
.contact-card svg { flex-shrink: 0; color: var(--accent); }
.contact-label {
  display: block;
  font-size: .72rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--text-mute);
  margin-bottom: .2rem;
}
.contact-value {
  display: block;
  font-size: 1.02rem;
  font-weight: 500;
  color: var(--text);
}

/* --------------------------- Footer --------------------------- */
.site-footer {
  position: relative;
  padding: 4rem 0 calc(2.5rem + env(safe-area-inset-bottom));
  border-top: 1px solid var(--line);
  background: var(--bg);
  overflow: hidden;
}
.footer-inner {
  position: relative;
  z-index: 2;
  text-align: center;
}
.footer-brand {
  display: inline-flex;
  align-items: baseline;
  gap: .55rem;
  margin-bottom: .9rem;
}
.footer-tagline {
  color: var(--text-dim);
  margin: 0 0 1.6rem;
  font-size: .98rem;
}
.footer-meta {
  color: var(--text-mute);
  font-size: .82rem;
  margin: 0;
}

/* --------------------------- Motion --------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}