/* =========================================================================
   LIMYAZ TECHNOLOGIES — Design System
   Resonating Intelligence
   ========================================================================= */

/* -------------------------------------------------------------------------
   1. Tokens
   ------------------------------------------------------------------------- */
:root {
  /* Color — graphite/navy base with a single controlled resonance-green
     accent drawn from the Limyaz mark, plus a secondary signal-blue used
     only inside diagrams for depth. */
  --c-bg:            #0A0D12;
  --c-bg-raised:     #10141B;
  --c-bg-panel:      #131920;
  --c-bg-panel-hi:   #171E27;
  --c-line:          #1E2731;
  --c-line-soft:     #161C24;
  --c-text:          #E9EEF3;
  --c-text-muted:    #8C99A8;
  --c-text-faint:    #5C6875;
  --c-accent:        #34D399;   /* resonance green */
  --c-accent-dim:    #1D6B4C;
  --c-accent-wash:   rgba(52, 211, 153, 0.10);
  --c-signal-blue:   #4E8CE0;   /* diagram-only secondary */
  --c-alert:         #E0A23D;

  /* Type */
  --f-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --f-body:    'IBM Plex Sans', 'Segoe UI', sans-serif;
  --f-data:    'IBM Plex Mono', 'Courier New', monospace;

  --fs-2xs: 0.75rem;
  --fs-xs:  0.8125rem;
  --fs-sm:  0.9375rem;
  --fs-base:1rem;
  --fs-md:  1.125rem;
  --fs-lg:  1.375rem;
  --fs-xl:  1.75rem;
  --fs-2xl: 2.25rem;
  --fs-3xl: 3rem;
  --fs-4xl: 3.75rem;

  /* Space */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.5rem;
  --sp-6: 2rem;
  --sp-7: 3rem;
  --sp-8: 4rem;
  --sp-9: 6rem;
  --sp-10: 8rem;

  /* Layout */
  --maxw: 1240px;
  --radius-sm: 3px;
  --radius-md: 6px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* -------------------------------------------------------------------------
   2. Reset
   ------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body, h1, h2, h3, h4, p, figure, blockquote, ul, ol, dl { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
input, textarea, select { font: inherit; color: inherit; }

body {
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--f-body);
  font-size: var(--fs-base);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--f-display);
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--c-text);
}

::selection { background: var(--c-accent); color: #05130D; }

:focus-visible {
  outline: 2px solid var(--c-accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Background radar-grid texture, applied per-section as needed */
.grid-tex {
  background-image:
    linear-gradient(var(--c-line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--c-line-soft) 1px, transparent 1px);
  background-size: 64px 64px;
}

/* -------------------------------------------------------------------------
   3. Layout helpers
   ------------------------------------------------------------------------- */
.wrap {
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--sp-6);
}
@media (max-width: 640px) {
  .wrap { padding-inline: var(--sp-5); }
}

.section { padding-block: var(--sp-9); border-top: 1px solid var(--c-line); }
.section-tight { padding-block: var(--sp-7); }
@media (max-width: 780px) {
  .section { padding-block: var(--sp-8); }
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--sp-6);
  margin-bottom: var(--sp-7);
}
.section-head h2 { max-width: 640px; }
.section-head .lede { max-width: 460px; color: var(--c-text-muted); font-size: var(--fs-sm); }

.kicker {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--f-data);
  font-size: var(--fs-2xs);
  color: var(--c-accent);
  margin-bottom: var(--sp-4);
}
.kicker::before {
  content: '';
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 0 3px var(--c-accent-wash);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 0.85em 1.6em;
  font-family: var(--f-body);
  font-weight: 600;
  font-size: var(--fs-sm);
  border-radius: var(--radius-sm);
  transition: all 0.2s var(--ease);
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--c-accent);
  color: #04140D;
}
.btn-primary:hover { background: #4EE3AC; transform: translateY(-1px); }
.btn-ghost {
  border-color: var(--c-line);
  color: var(--c-text);
}
.btn-ghost:hover { border-color: var(--c-accent); color: var(--c-accent); }

/* -------------------------------------------------------------------------
   4. Header / Navigation
   ------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 13, 18, 0.86);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--c-line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}

.brand { display: flex; align-items: center; gap: var(--sp-3); }
.brand-mark { width: 30px; height: 30px; flex-shrink: 0; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-name {
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
}
.brand-tagline {
  font-family: var(--f-data);
  font-size: 0.625rem;
  color: var(--c-text-faint);
  letter-spacing: 0.06em;
}

.main-nav { display: flex; align-items: center; gap: var(--sp-7); }
.nav-links { display: flex; gap: var(--sp-6); }
.nav-links a {
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
  position: relative;
  padding-block: var(--sp-2);
  transition: color 0.2s var(--ease);
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: var(--c-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s var(--ease);
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--c-text); }
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after { transform: scaleX(1); }

.nav-actions { display: flex; align-items: center; gap: var(--sp-4); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--sp-2);
}
.nav-toggle span { width: 22px; height: 2px; background: var(--c-text); transition: all 0.25s var(--ease); }
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 900px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed;
    inset: 76px 0 0 0;
    background: var(--c-bg);
    flex-direction: column;
    align-items: stretch;
    padding: var(--sp-6) var(--sp-5);
    gap: var(--sp-6);
    transform: translateX(100%);
    transition: transform 0.3s var(--ease);
    overflow-y: auto;
  }
  .main-nav.is-open { transform: translateX(0); }
  .nav-links { flex-direction: column; gap: var(--sp-1); }
  .nav-links a { padding-block: var(--sp-3); font-size: var(--fs-md); border-bottom: 1px solid var(--c-line-soft); }
  .nav-actions { flex-direction: column; align-items: stretch; }
  .nav-actions .btn { justify-content: center; }
}

/* -------------------------------------------------------------------------
   5. Hero
   ------------------------------------------------------------------------- */
.hero {
  position: relative;
  padding-block: var(--sp-9) var(--sp-9);
  overflow: hidden;
}
.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--sp-8);
  align-items: center;
}
@media (max-width: 980px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
}

.hero-eyebrow {
  font-family: var(--f-data);
  font-size: var(--fs-2xs);
  color: var(--c-text-faint);
  margin-bottom: var(--sp-5);
  letter-spacing: 0.04em;
}
.hero h1 {
  font-size: clamp(2.25rem, 4.6vw, var(--fs-4xl));
  max-width: 15ch;
  margin-bottom: var(--sp-5);
}
.hero h1 em {
  font-style: normal;
  color: var(--c-accent);
}
.hero-sub {
  font-size: var(--fs-md);
  color: var(--c-text-muted);
  max-width: 46ch;
  margin-bottom: var(--sp-7);
}
.hero-ctas { display: flex; gap: var(--sp-4); flex-wrap: wrap; margin-bottom: var(--sp-8); }

.hero-meta {
  display: flex;
  gap: var(--sp-7);
  padding-top: var(--sp-6);
  border-top: 1px solid var(--c-line);
}
.hero-meta div { font-size: var(--fs-xs); color: var(--c-text-faint); }
.hero-meta strong { display: block; font-family: var(--f-display); font-size: var(--fs-lg); color: var(--c-text); font-weight: 600; }

.hero-visual { position: relative; aspect-ratio: 1 / 1; max-width: 520px; margin-inline: auto; }

/* -------------------------------------------------------------------------
   6. Signal diagram (canvas-based hero visual)
   ------------------------------------------------------------------------- */
.signal-canvas-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  background: radial-gradient(circle at 50% 50%, #0D141B 0%, #0A0D12 75%);
  overflow: hidden;
}
.signal-canvas-wrap canvas { width: 100%; height: 100%; display: block; }
.signal-readout {
  position: absolute;
  bottom: var(--sp-4);
  left: var(--sp-4);
  right: var(--sp-4);
  display: flex;
  justify-content: space-between;
  font-family: var(--f-data);
  font-size: 0.6875rem;
  color: var(--c-text-faint);
  pointer-events: none;
}
.signal-readout span { color: var(--c-accent); }

/* -------------------------------------------------------------------------
   7. Capability / card grids
   ------------------------------------------------------------------------- */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--c-line);
  border: 1px solid var(--c-line);
}
@media (max-width: 780px) { .cap-grid { grid-template-columns: 1fr; } }

.cap-card {
  background: var(--c-bg);
  padding: var(--sp-6);
  transition: background 0.25s var(--ease);
}
.cap-card:hover { background: var(--c-bg-panel); }
.cap-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--sp-5);
}
.cap-index { font-family: var(--f-data); font-size: var(--fs-xs); color: var(--c-text-faint); }
.cap-icon { width: 34px; height: 34px; color: var(--c-accent); }
.cap-card h3 { font-size: var(--fs-lg); margin-bottom: var(--sp-3); }
.cap-card p { color: var(--c-text-muted); font-size: var(--fs-sm); max-width: 46ch; }
.cap-tags { display: flex; flex-wrap: wrap; gap: var(--sp-2); margin-top: var(--sp-5); }
.tag {
  font-family: var(--f-data);
  font-size: 0.6875rem;
  color: var(--c-text-muted);
  border: 1px solid var(--c-line);
  padding: 0.3em 0.7em;
  border-radius: 999px;
}

/* -------------------------------------------------------------------------
   8. Domain expertise table
   ------------------------------------------------------------------------- */
.domain-table { border-top: 1px solid var(--c-line); }
.domain-row {
  display: grid;
  grid-template-columns: 60px 220px 1fr;
  gap: var(--sp-6);
  padding: var(--sp-6) 0;
  border-bottom: 1px solid var(--c-line);
  align-items: start;
}
@media (max-width: 780px) {
  .domain-row { grid-template-columns: 40px 1fr; }
  .domain-row .domain-desc { grid-column: 1 / -1; }
}
.domain-num { font-family: var(--f-data); color: var(--c-accent); font-size: var(--fs-sm); }
.domain-name { font-family: var(--f-display); font-weight: 600; font-size: var(--fs-md); }
.domain-desc { color: var(--c-text-muted); font-size: var(--fs-sm); max-width: 58ch; }

/* -------------------------------------------------------------------------
   9. Signal pipeline (technical storytelling strip)
   ------------------------------------------------------------------------- */
.pipeline {
  display: flex;
  align-items: stretch;
  gap: 0;
  overflow-x: auto;
  padding-bottom: var(--sp-3);
  -webkit-overflow-scrolling: touch;
}
.pipeline::-webkit-scrollbar { height: 4px; }
.pipeline::-webkit-scrollbar-thumb { background: var(--c-line); }

.pipeline-node {
  flex: 1 0 160px;
  min-width: 160px;
  padding: var(--sp-5) var(--sp-4);
  border: 1px solid var(--c-line);
  margin-left: -1px;
  position: relative;
  transition: background 0.2s var(--ease);
}
.pipeline-node:first-child { margin-left: 0; }
.pipeline-node:hover { background: var(--c-bg-panel); }
.pipeline-node .pn-index { font-family: var(--f-data); font-size: var(--fs-2xs); color: var(--c-accent); }
.pipeline-node h4 { font-size: var(--fs-sm); margin-block: var(--sp-2); }
.pipeline-node p { font-size: 0.8125rem; color: var(--c-text-muted); }
.pipeline-arrow {
  flex: 0 0 auto;
  width: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-text-faint);
}

/* -------------------------------------------------------------------------
   10. Process / timeline
   ------------------------------------------------------------------------- */
.process-list { position: relative; }
.process-item {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: var(--sp-6);
  padding-block: var(--sp-5);
  border-top: 1px solid var(--c-line);
}
.process-item:last-child { border-bottom: 1px solid var(--c-line); }
.process-item .pnum { font-family: var(--f-data); color: var(--c-text-faint); font-size: var(--fs-sm); padding-top: 2px; }
.process-item h4 { font-size: var(--fs-md); margin-bottom: var(--sp-2); }
.process-item p { color: var(--c-text-muted); font-size: var(--fs-sm); max-width: 60ch; }
@media (max-width: 620px) {
  .process-item { grid-template-columns: 1fr; gap: var(--sp-2); }
}

/* -------------------------------------------------------------------------
   11. Sector / industry cards
   ------------------------------------------------------------------------- */
.sector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
}
@media (max-width: 900px) { .sector-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 620px) { .sector-grid { grid-template-columns: 1fr; } }

.sector-card {
  border: 1px solid var(--c-line);
  padding: var(--sp-6);
  background: var(--c-bg-panel);
  border-radius: var(--radius-md);
}
.sector-card h3 { font-size: var(--fs-md); margin-bottom: var(--sp-4); }
.sector-card ul li {
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
  padding-block: var(--sp-2);
  border-top: 1px solid var(--c-line-soft);
}
.sector-card ul li:first-child { border-top: none; }

/* -------------------------------------------------------------------------
   12. Values / principles
   ------------------------------------------------------------------------- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-5);
}
@media (max-width: 980px) { .values-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .values-grid { grid-template-columns: 1fr; } }
.value-card h3 { font-size: var(--fs-base); margin-bottom: var(--sp-3); color: var(--c-accent); }
.value-card p { font-size: var(--fs-sm); color: var(--c-text-muted); }

/* -------------------------------------------------------------------------
   13. Stats strip
   ------------------------------------------------------------------------- */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--c-line);
}
@media (max-width: 780px) { .stats-strip { grid-template-columns: 1fr 1fr; } }
.stat-cell {
  padding: var(--sp-6);
  border-left: 1px solid var(--c-line);
}
.stat-cell:first-child { border-left: none; }
.stat-cell strong { display: block; font-family: var(--f-display); font-size: var(--fs-2xl); color: var(--c-accent); }
.stat-cell span { font-size: var(--fs-xs); color: var(--c-text-muted); }

/* -------------------------------------------------------------------------
   14. Statutory / info table (Company page)
   ------------------------------------------------------------------------- */
.info-table { width: 100%; border-collapse: collapse; }
.info-table tr { border-top: 1px solid var(--c-line); }
.info-table tr:last-child { border-bottom: 1px solid var(--c-line); }
.info-table th, .info-table td {
  text-align: left;
  padding: var(--sp-4) var(--sp-2);
  font-size: var(--fs-sm);
  vertical-align: top;
}
.info-table th { color: var(--c-text-faint); font-weight: 500; width: 42%; }
.info-table td { color: var(--c-text); }

/* -------------------------------------------------------------------------
   15. CTA band
   ------------------------------------------------------------------------- */
.cta-band {
  background: var(--c-bg-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-md);
  padding: var(--sp-8) var(--sp-7);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-6);
}
.cta-band h2 { font-size: var(--fs-2xl); max-width: 20ch; }
@media (max-width: 780px) {
  .cta-band { flex-direction: column; align-items: flex-start; }
}

/* -------------------------------------------------------------------------
   16. Contact page
   ------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-9);
}
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; gap: var(--sp-7); } }

.contact-detail { padding-block: var(--sp-4); border-top: 1px solid var(--c-line); }
.contact-detail:last-child { border-bottom: 1px solid var(--c-line); }
.contact-detail span { display: block; font-size: var(--fs-2xs); font-family: var(--f-data); color: var(--c-text-faint); margin-bottom: var(--sp-1); }
.contact-detail a, .contact-detail p { font-size: var(--fs-md); }

.field { margin-bottom: var(--sp-5); }
.field label { display: block; font-size: var(--fs-xs); color: var(--c-text-muted); margin-bottom: var(--sp-2); }
.field input, .field textarea {
  width: 100%;
  background: var(--c-bg-panel);
  border: 1px solid var(--c-line);
  border-radius: var(--radius-sm);
  padding: var(--sp-3) var(--sp-4);
  color: var(--c-text);
  font-size: var(--fs-sm);
  transition: border-color 0.2s var(--ease);
}
.field input:focus, .field textarea:focus { border-color: var(--c-accent); outline: none; }
.field textarea { min-height: 120px; resize: vertical; }
.form-note { font-size: var(--fs-xs); color: var(--c-text-faint); margin-top: var(--sp-4); }

/* -------------------------------------------------------------------------
   17. Footer
   ------------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--c-line);
  padding-block: var(--sp-8) var(--sp-6);
}
.footer-top {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--sp-7);
  padding-bottom: var(--sp-7);
}
@media (max-width: 780px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}
.footer-brand p { color: var(--c-text-muted); font-size: var(--fs-sm); max-width: 32ch; margin-top: var(--sp-4); }
.footer-col h4 { font-size: var(--fs-xs); color: var(--c-text-faint); margin-bottom: var(--sp-4); font-weight: 500; }
.footer-col ul li { margin-bottom: var(--sp-3); }
.footer-col a { font-size: var(--fs-sm); color: var(--c-text-muted); transition: color 0.2s var(--ease); }
.footer-col a:hover { color: var(--c-accent); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--sp-6);
  border-top: 1px solid var(--c-line);
  font-size: var(--fs-xs);
  color: var(--c-text-faint);
  flex-wrap: wrap;
  gap: var(--sp-3);
}

/* -------------------------------------------------------------------------
   18. Reveal-on-scroll (single orchestrated pattern, used sparingly)
   ------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* -------------------------------------------------------------------------
   19. Page hero (interior pages)
   ------------------------------------------------------------------------- */
.page-hero { padding-block: var(--sp-8) var(--sp-7); }
.page-hero .kicker { margin-bottom: var(--sp-5); }
.page-hero h1 { font-size: clamp(2rem, 3.6vw, var(--fs-3xl)); max-width: 18ch; margin-bottom: var(--sp-5); }
.page-hero p { color: var(--c-text-muted); font-size: var(--fs-md); max-width: 56ch; }

/* -------------------------------------------------------------------------
   20. Utility
   ------------------------------------------------------------------------- */
.text-muted { color: var(--c-text-muted); }
.mt-7 { margin-top: var(--sp-7); }
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--c-accent);
  color: #04140D;
  padding: var(--sp-3) var(--sp-5);
  z-index: 999;
  font-weight: 600;
}
.skip-link:focus { left: var(--sp-4); top: var(--sp-4); }