/* ===========================================================
   NEURIX — Brand stylesheet
   "Sovereign Clinical" identity
   Royal navy · champagne gold · warm ivory · ink
   Premium healthcare technology partner
   =========================================================== */

:root {
  /* Navy family */
  --navy:          #142B57;
  --navy-2:        #1E3A78;   /* lighter navy for gradients */
  --navy-deep:     #0A1A38;   /* header / footer / banner base */

  /* Champagne gold */
  --gold:          #C6A05A;
  --gold-light:    #E2CB92;
  --gold-deep:     #9C7833;

  /* Surfaces — warm ivory / porcelain */
  --bg:            #F4F0E7;   /* page background */
  --bg-2:          #FAF6EE;   /* lighter cream */
  --card:          #FFFFFF;   /* crisp white cards lift off the ivory */
  --card-2:        #F0EADC;   /* alt warm surface */
  --border:        #E6DECF;   /* warm hairline */
  --border-glow:   #D8C9A8;   /* gold-tinted accent hairline */

  /* Accent gradient (buttons, icon tiles) — navy → indigo */
  --grad:          linear-gradient(135deg, #15315F, #233A82);
  --grad-soft:     linear-gradient(135deg, rgba(21,49,95,.10), rgba(35,58,130,.10));
  --grad-gold:     linear-gradient(135deg, #E2CB92, #C6A05A);

  /* Text */
  --white:         #14223F;   /* primary heading / strong ink (navy-ink) */
  --text:          #4A5263;   /* body text (cool slate) */
  --muted:         #87909F;   /* muted text */

  /* Elevation — soft, layered, warm */
  --shadow:        0 2px 6px rgba(20,30,60,.05), 0 10px 28px rgba(20,30,60,.07);
  --shadow-lg:     0 14px 28px -10px rgba(20,30,60,.16), 0 34px 64px -24px rgba(20,30,60,.22);

  /* Sizing */
  --maxw:          1180px;
  --radius:        18px;
  --radius-sm:     12px;
  --header-h:      74px;

  --font-en:       'Plus Jakarta Sans', system-ui, sans-serif;
  --font-ar:       'IBM Plex Sans Arabic', system-ui, sans-serif;
  --ease:          cubic-bezier(.22, 1, .36, 1);
}

/* ---- Base ------------------------------------------------ */
* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-en);
  line-height: 1.7;
  overflow-x: hidden;
  min-height: 100vh;
  position: relative;
}
html[lang="ar"] body { font-family: var(--font-ar); line-height: 1.9; }

/* Atmospheric tints — very soft on ivory */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(48vw 48vw at 88% -12%, rgba(21,49,95,.06), transparent 60%),
    radial-gradient(42vw 42vw at -6% 6%, rgba(198,160,90,.08), transparent 60%);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: 24px;
}

[data-en] { } /* JS fills textContent */

/* ---- Typography ------------------------------------------ */
h1, h2, h3 { color: var(--white); line-height: 1.14; font-weight: 800; letter-spacing: -.02em; }
html[lang="ar"] h1, html[lang="ar"] h2, html[lang="ar"] h3 { font-weight: 700; letter-spacing: 0; }

.gradient-text {
  background: var(--grad-gold);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--gold-deep);
  padding: 7px 16px;
  border: 1px solid rgba(198,160,90,.34);
  border-radius: 100px;
  background: rgba(198,160,90,.10);
}
html[lang="ar"] .eyebrow { letter-spacing: 0; font-size: .92rem; }

.section { padding: 100px 0; }
.section-head { max-width: 700px; margin-bottom: 58px; }
.section-head.center { margin-inline: auto; text-align: center; }
.section-title { font-size: clamp(1.9rem, 4vw, 2.9rem); margin: 18px 0 14px; }
.section-sub { color: var(--muted); font-size: 1.06rem; }

/* ---- Buttons --------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: .98rem;
  padding: 14px 28px;
  border-radius: 100px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s;
  font-family: inherit;
}
.btn:active { transform: translateY(1px) scale(.99); }
.btn-primary {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 10px 26px -10px rgba(20,43,87,.6);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 18px 40px -12px rgba(20,43,87,.65); }
.btn-ghost {
  background: var(--card);
  border-color: var(--border-glow);
  color: var(--white);
  box-shadow: 0 2px 10px rgba(20,30,60,.05);
}
.btn-ghost:hover { background: var(--card-2); transform: translateY(-3px); }
.btn svg { width: 18px; height: 18px; }
html[lang="ar"] .btn svg { transform: scaleX(-1); }

/* ---- Header ---------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(16px);
  background: rgba(10,26,56,.86);
  border-bottom: 1px solid rgba(198,160,90,.16);
}
.nav {
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}
.brand { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
/* The real PNG logo (white wordmark) sits naturally on the navy header — no badge needed. */
.brand .brand-logo { display: block !important; height: 46px; width: auto; background: transparent; padding: 0; }
.brand .logo-mark, .brand .logo-word { display: none !important; }
@media (max-width: 560px) { .brand .brand-logo { height: 38px; } }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  font-size: .95rem;
  font-weight: 500;
  color: rgba(255,255,255,.74);
  padding: 9px 16px;
  border-radius: 100px;
  transition: color .25s, background .25s;
}
.nav-links a:hover { color: #fff; background: rgba(255,255,255,.08); }
.nav-links a.active { color: var(--gold-light); background: rgba(198,160,90,.14); }

.nav-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.lang-toggle {
  font-family: inherit;
  font-weight: 600;
  font-size: .9rem;
  color: #fff;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.20);
  border-radius: 100px;
  padding: 8px 16px;
  cursor: pointer;
  transition: background .25s, transform .25s, border-color .25s;
}
.lang-toggle:hover { background: rgba(198,160,90,.22); border-color: rgba(198,160,90,.5); transform: translateY(-1px); }

.menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px; height: 42px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 11px;
  cursor: pointer;
}
.menu-btn span { display: block; width: 18px; height: 2px; background: #fff; margin-inline: auto; transition: .3s; }
.menu-btn.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-btn.open span:nth-child(2) { opacity: 0; }
.menu-btn.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---- Hero (full-width navy band + AI visual) ------------- */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--navy-deep);
  padding: clamp(96px, 14vw, 156px) 0 clamp(84px, 10vw, 116px);
  text-align: center;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: url('../assets/hero-bg.png') center/cover no-repeat;
  opacity: .92;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(70% 60% at 50% 36%, rgba(10,26,56,.30), transparent 70%),
    linear-gradient(180deg, rgba(10,26,56,.62), rgba(10,26,56,.82));
}
.hero-inner { position: relative; z-index: 2; }
.hero .eyebrow {
  color: var(--gold-light);
  border-color: rgba(226,203,146,.45);
  background: rgba(198,160,90,.16);
}
.hero h1 {
  color: #fff;
  font-size: clamp(2.5rem, 6.6vw, 4.7rem);
  line-height: 1.04;
  margin: 22px auto;
  max-width: 14ch;
  letter-spacing: -.025em;
  text-shadow: 0 2px 30px rgba(0,0,0,.3);
}
html[lang="ar"] .hero h1 { letter-spacing: 0; max-width: 18ch; }
.hero p.lead {
  max-width: 660px;
  margin: 0 auto 40px;
  font-size: clamp(1.05rem, 2.3vw, 1.24rem);
  color: rgba(255,255,255,.84);
}
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero .btn-primary { background: var(--grad-gold); color: var(--navy-deep); box-shadow: 0 12px 30px -10px rgba(198,160,90,.6); }
.hero .btn-primary:hover { box-shadow: 0 20px 44px -12px rgba(198,160,90,.7); }
.hero .btn-ghost { background: rgba(255,255,255,.07); border-color: rgba(255,255,255,.30); color: #fff; box-shadow: none; }
.hero .btn-ghost:hover { background: rgba(255,255,255,.14); }

/* ---- Icon tiles (shared) --------------------------------- */
.icon {
  width: 54px; height: 54px;
  display: grid; place-items: center;
  border-radius: 14px;
  background: var(--grad);
  color: #fff;
  box-shadow: 0 10px 22px -10px rgba(20,43,87,.6);
  flex-shrink: 0;
}
.icon svg { width: 26px; height: 26px; }
/* 3D rendered icon tiles — the image (navy bg) fills the tile */
.icon-3d { width: 66px; height: 66px; background: none; box-shadow: 0 12px 26px -12px rgba(10,26,56,.55); overflow: hidden; }
.icon-3d img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ---- Grids & Cards --------------------------------------- */
.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px;
  transition: transform .4s var(--ease), border-color .4s, box-shadow .4s;
  overflow: hidden;
  box-shadow: var(--shadow);
}
/* Gold hairline reveal on hover */
.card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: var(--grad-gold);
  -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 .4s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.card:hover::before { opacity: 1; }

.card .icon { margin-bottom: 20px; }
.card h3 { font-size: 1.24rem; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: .98rem; }

/* ---- Standards / compliance strip ------------------------ */
.standards-wrap { text-align: center; }
.standards-label {
  display: block;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 22px;
}
html[lang="ar"] .standards-label { letter-spacing: 0; font-size: .95rem; }
.standards { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.standard-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 11px 20px;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--card);
  color: var(--white);
  font-weight: 600;
  font-size: .92rem;
  box-shadow: var(--shadow);
  transition: border-color .3s, transform .3s var(--ease), box-shadow .3s;
}
.standard-pill:hover { border-color: var(--border-glow); transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.standard-pill .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--grad-gold); flex-shrink: 0; }

/* compact value/extension chips */
.chip-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.chip {
  text-align: center;
  padding: 28px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--card);
  box-shadow: var(--shadow);
  transition: transform .35s var(--ease), border-color .35s, box-shadow .35s;
}
.chip:hover { transform: translateY(-5px); border-color: var(--border-glow); box-shadow: var(--shadow-lg); }
.chip .icon { margin: 0 auto 16px; }
.chip span { font-weight: 600; color: var(--white); font-size: .96rem; }

/* ---- Feature rows (Why) ---------------------------------- */
.feature {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  padding: 24px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--card);
  box-shadow: var(--shadow);
  transition: transform .3s var(--ease), border-color .3s, box-shadow .3s;
}
.feature:hover { transform: translateY(-4px); border-color: var(--border-glow); box-shadow: var(--shadow-lg); }
.feature .icon { margin: 0; }
.feature h3 { font-size: 1.08rem; margin-bottom: 4px; }
.feature p { color: var(--muted); font-size: .95rem; }

/* ---- Methodology timeline -------------------------------- */
.steps { display: flex; flex-direction: column; gap: 16px; }
.step {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 22px;
  align-items: center;
  padding: 24px 28px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: border-color .35s, transform .35s var(--ease), box-shadow .35s;
}
.step:hover { border-color: var(--border-glow); transform: translateX(6px); box-shadow: var(--shadow-lg); }
html[lang="ar"] .step:hover { transform: translateX(-6px); }
.step .num { font-size: 2.6rem; font-weight: 800; line-height: 1; color: transparent; background: var(--grad-gold); -webkit-background-clip: text; background-clip: text; }
.step .step-body h3 { font-size: 1.16rem; margin-bottom: 4px; }
.step .step-body p { color: var(--muted); font-size: .96rem; }

/* ---- Statement banner ------------------------------------ */
.statement {
  position: relative;
  text-align: center;
  padding: 66px 40px;
  border-radius: var(--radius);
  border: none;
  background: linear-gradient(135deg, #0C1E40, #1B2E64);
  box-shadow: 0 26px 56px -22px rgba(12,30,64,.6);
  overflow: hidden;
}
/* gold top accent line */
.statement::before {
  content: "";
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 120px; height: 3px;
  background: var(--grad-gold);
  border-radius: 0 0 4px 4px;
}
/* soft gold glow */
.statement::after {
  content: "";
  position: absolute;
  width: 360px; height: 360px;
  right: -80px; top: -120px;
  background: radial-gradient(circle, rgba(198,160,90,.18), transparent 70%);
  pointer-events: none;
}
.statement p {
  position: relative;
  font-size: clamp(1.3rem, 3.2vw, 2rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.45;
  max-width: 880px;
  margin-inline: auto;
}
.statement .hero-cta { position: relative; }
.statement .btn-primary { background: var(--grad-gold); color: var(--navy-deep); box-shadow: 0 12px 30px -10px rgba(198,160,90,.55); }
.statement .btn-primary:hover { box-shadow: 0 18px 44px -12px rgba(198,160,90,.7); }

/* ---- Contact --------------------------------------------- */
.contact-grid { display: grid; grid-template-columns: 1.1fr 1fr; gap: 40px; align-items: start; }
.contact-list { display: grid; gap: 16px; }
.contact-item {
  display: flex; align-items: center; gap: 16px;
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--card);
  box-shadow: var(--shadow);
  transition: border-color .3s, transform .3s var(--ease), box-shadow .3s;
}
.contact-item:hover { border-color: var(--border-glow); transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.contact-item .icon { margin: 0; }
.contact-item .ci-label { font-size: .8rem; color: var(--muted); }
.contact-item .ci-value { color: var(--white); font-weight: 600; }

.contact-form { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow); }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: .88rem; color: var(--text); margin-bottom: 8px; font-weight: 500; }
.field input, .field textarea {
  width: 100%;
  font-family: inherit;
  font-size: 1rem;
  color: var(--white);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 13px 16px;
  transition: border-color .25s, box-shadow .25s;
}
.field input::placeholder, .field textarea::placeholder { color: var(--muted); }
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(198,160,90,.18);
}
.field textarea { resize: vertical; min-height: 120px; }

/* ---- Footer (navy) --------------------------------------- */
.site-footer { background: var(--navy-deep); padding: 60px 0 30px; margin-top: 40px; border-top: 1px solid rgba(198,160,90,.16); }
.site-footer .brand .brand-logo { height: 46px; }
.footer-top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-about p { color: rgba(255,255,255,.58); font-size: .95rem; margin-top: 16px; max-width: 320px; }
.footer-col h4 { color: #fff; font-size: 1rem; margin-bottom: 16px; }
.footer-col a, .footer-col p { display: block; color: rgba(255,255,255,.58); font-size: .94rem; padding: 5px 0; transition: color .25s; }
.footer-col a:hover { color: var(--gold-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.10);
  padding-top: 24px;
  text-align: center;
  color: rgba(255,255,255,.5);
  font-size: .88rem;
}

/* ---- Products ------------------------------------------- */
.status-tag {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold-deep);
  background: rgba(198,160,90,.12);
  border: 1px solid rgba(198,160,90,.34);
  border-radius: 100px;
  padding: 5px 13px;
}
html[lang="ar"] .status-tag { letter-spacing: 0; font-size: .82rem; }
.status-tag .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--grad-gold); }

.product-card { display: flex; flex-direction: column; align-items: flex-start; }
.product-card .name { font-size: 1.5rem; margin: 18px 0 8px; }
.product-card .name b { font-weight: 800; }
.product-card p { color: var(--muted); font-size: .98rem; margin-bottom: 20px; }
.product-card .icon-3d { width: 74px; height: 74px; }

.card.is-soon {
  border-style: dashed;
  border-color: var(--border-glow);
  background: transparent;
  box-shadow: none;
  display: grid;
  place-items: center;
  text-align: center;
  min-height: 200px;
  color: var(--muted);
}
.card.is-soon:hover { transform: none; box-shadow: none; }
.card.is-soon::before { display: none; }
.card.is-soon .plus {
  width: 48px; height: 48px;
  display: grid; place-items: center;
  border-radius: 14px;
  border: 1px dashed var(--border-glow);
  font-size: 1.6rem; font-weight: 300; color: var(--gold-deep);
  margin-bottom: 14px;
}

/* ---- Reveal animation ------------------------------------ */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---- Responsive ------------------------------------------ */
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .chip-grid { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }

  .menu-btn { display: flex; }
  .nav-links {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    background: var(--navy-deep);
    border-bottom: 1px solid rgba(198,160,90,.16);
    padding: 16px 24px 24px;
    transform: translateY(-130%);
    transition: transform .4s var(--ease);
    box-shadow: 0 20px 50px rgba(0,0,0,.4);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: 13px 16px; }
}
@media (max-width: 560px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .chip-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr; }
  .section { padding: 72px 0; }
  .step { grid-template-columns: 60px 1fr; gap: 14px; padding: 20px; }
  .step .num { font-size: 2rem; }
  .statement { padding: 46px 24px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}