/* =========================================================================
   MAIT Technological Services — Design System
   Palette extracted from logo:
     Forest Green #2D5A3E (primary)
     Olive Moss  #7F843E (secondary)
     Amber Gold  #D68C38 (accent)
     Soft Cream  #F7F3E8 (background)
     Dark Charcoal #1E2E23 (text)
   Type pairing: Playfair Display (serif) + Inter (sans)
   ========================================================================= */

:root {
  --forest: #2D5A3E;
  --forest-dark: #1E4030;
  --olive: #7F843E;
  --bronze: #B0853C;
  --amber: #D68C38;
  --amber-hover: #C47A26;
  --cream: #F7F3E8;
  --cream-dark: #EEE8D5;
  --white: #FFFFFF;
  --ink: #1E2E23;
  --ink-muted: #5A6D5E;
  --sage: #3A5542;
  --border: rgba(45, 90, 62, 0.12);
  --border-strong: rgba(45, 90, 62, 0.22);
  --shadow-sm: 0 1px 2px rgba(30, 46, 35, 0.04);
  --shadow-md: 0 4px 16px rgba(30, 46, 35, 0.08);
  --shadow-lg: 0 20px 50px rgba(30, 46, 35, 0.12);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 18px;

  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --container: 1180px;
  --container-narrow: 760px;
}

/* ----- Reset ----- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg { max-width: 100%; display: block; }
a { color: var(--forest); text-decoration: none; transition: color .18s ease; }
a:hover { color: var(--amber); }
button { font: inherit; cursor: pointer; }
ul { padding-left: 1.2rem; }
li { margin-bottom: .35rem; }

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  color: var(--forest);
  line-height: 1.2;
  margin: 0 0 .6em;
  font-weight: 600;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2rem, 4.5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.45rem); }
h4 { font-size: 1.05rem; }
p { margin: 0 0 1rem; }
.muted { color: var(--ink-muted); }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--forest); color: var(--white); padding: .5rem 1rem;
  z-index: 100;
}
.skip-link:focus { left: 1rem; top: 1rem; }

/* ----- Layout ----- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 1.5rem; }
.narrow { max-width: var(--container-narrow); margin: 0 auto; }
.center { text-align: center; }
.mt { margin-top: 2rem; }
.mt-lg { margin-top: 3rem; }

/* ----- Header ----- */
.site-header {
  background: var(--cream);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(8px);
  background: rgba(247, 243, 232, 0.92);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 1rem; padding-bottom: 1rem;
}
.brand {
  display: flex; flex-direction: column; text-decoration: none;
  line-height: 1;
}
.brand-mark {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  display: flex; gap: 0;
}
.l-m { color: var(--forest); }
.l-a { color: var(--olive); }
.l-i { color: var(--bronze); }
.l-t { color: var(--amber); }
.brand-tag {
  font-size: 0.65rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--sage);
  margin-top: 4px;
}
.site-nav { display: flex; gap: 1.5rem; align-items: center; }
.site-nav a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink);
  padding: .4rem 0;
  position: relative;
}
.site-nav a::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 0; height: 2px; background: var(--amber);
  transition: width .25s ease;
}
.site-nav a:hover::after, .site-nav a.active::after { width: 100%; }
.site-nav a.cta {
  background: var(--forest); color: var(--white);
  padding: .55rem 1.1rem; border-radius: var(--radius-sm);
}
.site-nav a.cta:hover { background: var(--forest-dark); color: var(--white); }
.site-nav a.cta::after { display: none; }
.lang-switch {
  border: 1px solid var(--border-strong);
  padding: .35rem .6rem !important;
  border-radius: var(--radius-sm);
  font-size: 0.78rem !important;
  font-weight: 600 !important;
  color: var(--sage) !important;
}
.lang-switch::after { display: none !important; }
.lang-switch:hover { background: var(--forest); color: var(--white) !important; border-color: var(--forest); }

.menu-toggle {
  display: none;
  background: transparent; border: 0;
  width: 42px; height: 42px; padding: 0;
  flex-direction: column; justify-content: center; align-items: center;
  gap: 5px;
}
.menu-toggle span {
  display: block; width: 22px; height: 2px;
  background: var(--forest); border-radius: 2px;
  transition: .25s;
}

/* ----- Buttons ----- */
.btn {
  display: inline-block;
  padding: .85rem 1.6rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  transition: all .2s ease;
  text-align: center;
}
.btn-lg { padding: 1.05rem 2rem; font-size: 1rem; }
.btn-primary { background: var(--forest); color: var(--white); }
.btn-primary:hover { background: var(--forest-dark); color: var(--white); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-ghost { background: transparent; color: var(--forest); border: 1px solid var(--border-strong); }
.btn-ghost:hover { background: var(--cream-dark); color: var(--forest); }
.btn-accent { background: var(--amber); color: var(--white); }
.btn-accent:hover { background: var(--amber-hover); color: var(--white); }

/* ----- Hero ----- */
.hero {
  position: relative;
  padding: 5rem 0 6rem;
  overflow: hidden;
}
.hero-inner { position: relative; z-index: 2; max-width: 820px; }
.eyebrow {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--sage);
  margin-bottom: 1rem;
  font-weight: 600;
}
.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  letter-spacing: -0.02em;
  margin-bottom: 1.2rem;
}
.hero-desc {
  font-size: 1.15rem;
  color: var(--ink-muted);
  max-width: 640px;
  margin-bottom: 2rem;
  line-height: 1.65;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-gradient {
  position: absolute;
  top: -20%; right: -10%;
  width: 70%; height: 140%;
  background:
    radial-gradient(ellipse at center, rgba(214, 140, 56, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 30%, rgba(127, 132, 62, 0.07) 0%, transparent 50%);
  pointer-events: none;
  z-index: 1;
}

/* ----- Page hero (secondary pages) ----- */
.page-hero {
  padding: 4rem 0 2.5rem;
  border-bottom: 1px solid var(--border);
}
.page-hero h1 { margin-bottom: .6rem; }
.page-hero .lead {
  font-size: 1.15rem;
  color: var(--ink-muted);
  max-width: 680px;
}
.narrow-hero { padding: 6rem 0 4rem; border-bottom: 0; }

/* ----- Sections ----- */
.section { padding: 4.5rem 0; }
.section-title {
  text-align: center;
  margin-bottom: 2.5rem;
}
.section-lead {
  text-align: center;
  color: var(--ink-muted);
  font-size: 1.1rem;
  max-width: 640px;
  margin: -1rem auto 3rem;
}

/* ----- Pillars (home) ----- */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}
.pillar {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all .25s ease;
}
.pillar:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--border-strong);
}
.pillar-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--forest), var(--olive));
  color: var(--white);
  border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.2rem;
}
.pillar-icon svg { width: 26px; height: 26px; }
.pillar h3 { margin-bottom: .6rem; }
.pillar p { color: var(--ink-muted); margin: 0; }

/* ----- Steps (home) ----- */
.how { background: var(--cream-dark); }
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  padding: 0;
  list-style: none;
  counter-reset: steps;
}
.steps li { position: relative; }
.step-num {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  color: var(--amber);
  font-weight: 700;
  display: block;
  line-height: 1;
  margin-bottom: .6rem;
}
.steps h4 { margin-bottom: .4rem; color: var(--forest); }
.steps p { color: var(--ink-muted); margin: 0; }

/* ----- Who/Segments ----- */
.segments {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.segment {
  padding: 1.8rem;
  border-left: 3px solid var(--amber);
  background: var(--white);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}
.segment h4 { color: var(--forest); margin-bottom: .5rem; }
.segment p { color: var(--ink-muted); margin: 0; }

/* ----- CTA band ----- */
.cta-band {
  background: linear-gradient(135deg, var(--forest), var(--sage));
  color: var(--white);
}
.cta-band h2, .cta-band h3 { color: var(--white); }
.cta-inner { text-align: center; max-width: 640px; margin: 0 auto; }
.cta-inner p { color: rgba(255,255,255,0.85); font-size: 1.1rem; margin-bottom: 1.8rem; }
.cta-band .btn-primary { background: var(--amber); }
.cta-band .btn-primary:hover { background: var(--amber-hover); }

/* ----- Services page ----- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
}
.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}
.service-card h3 { color: var(--forest); margin-bottom: .8rem; }
.service-card p { color: var(--ink-muted); margin-bottom: 1rem; }
.service-card ul { padding-left: 1.1rem; }
.service-card li { color: var(--ink); font-size: 0.95rem; margin-bottom: .3rem; }

.usecases { background: var(--cream-dark); }
.uc-list {
  columns: 2;
  column-gap: 2rem;
  padding-left: 1.1rem;
  max-width: 900px;
  margin: 0 auto;
}
.uc-list li { margin-bottom: 1rem; break-inside: avoid; }
@media (max-width: 640px) { .uc-list { columns: 1; } }

/* ----- About ----- */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}
@media (max-width: 760px) { .two-col { grid-template-columns: 1fr; gap: 2rem; } }

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
  margin-top: 2rem;
}
.value-card {
  background: var(--white);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  border-top: 3px solid var(--olive);
}
.value-card h4 { color: var(--forest); margin-bottom: .4rem; }
.value-card p { color: var(--ink-muted); margin: 0; font-size: 0.95rem; }

.stack { background: var(--cream-dark); }
.stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.2rem;
}
.stack-grid > div {
  background: var(--white);
  padding: 1.3rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}
.stack-grid h5 {
  font-family: var(--font-sans);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
  color: var(--amber);
  margin: 0 0 .5rem;
  font-weight: 700;
}
.stack-grid p { margin: 0; color: var(--ink); font-size: 0.95rem; }

/* ----- Contact ----- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 3rem;
}
@media (max-width: 820px) { .contact-grid { grid-template-columns: 1fr; } }

.contact-form {
  background: var(--white);
  padding: 2.2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  position: relative;
}
.field { margin-bottom: 1.3rem; }
.field label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--forest);
  margin-bottom: .4rem;
}
.req { color: var(--amber); }
.field input, .field textarea {
  width: 100%;
  padding: .85rem 1rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--cream);
  font-family: inherit;
  font-size: 0.98rem;
  color: var(--ink);
  transition: border-color .18s, background .18s;
}
.field input:focus, .field textarea:focus {
  outline: none;
  border-color: var(--amber);
  background: var(--white);
}
.field textarea { resize: vertical; min-height: 130px; }
.form-note {
  font-size: 0.82rem;
  color: var(--ink-muted);
  margin: 1rem 0 1.5rem;
}

.contact-info ul { list-style: none; padding: 0; }
.contact-info li {
  display: flex;
  flex-direction: column;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}
.contact-info strong {
  font-size: 0.78rem;
  color: var(--sage);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: .25rem;
}
.contact-info a { font-weight: 500; }
.contact-info small { color: var(--ink-muted); font-size: 0.85rem; margin-top: .2rem; }

.success-box {
  background: var(--white);
  padding: 3rem 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
}
.check-icon {
  width: 72px; height: 72px;
  margin: 0 auto 1.5rem;
  background: var(--forest);
  color: var(--white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.check-icon svg { width: 38px; height: 38px; }

/* ----- Legal pages ----- */
.legal-page { padding: 4rem 0 5rem; }
.legal-page h1 { font-size: 2.4rem; margin-bottom: .4rem; }
.legal-page h2 {
  font-size: 1.35rem;
  margin-top: 2.5rem;
  color: var(--forest);
  padding-bottom: .4rem;
  border-bottom: 1px solid var(--border);
}
.legal-page h2:first-of-type { margin-top: 2rem; }
.legal-page p, .legal-page li { font-size: 0.98rem; color: var(--ink); }
.legal-page ul { padding-left: 1.4rem; }
.legal-page a { color: var(--amber); border-bottom: 1px dotted var(--amber); }
.legal-page a:hover { color: var(--amber-hover); border-color: var(--amber-hover); }

/* ----- ID display (privacy-first) ----- */
.id-display {
  display: inline;
}
.id-masked {
  font-family: 'Courier New', ui-monospace, monospace;
  background: var(--cream-dark);
  padding: 2px 6px;
  border-radius: 3px;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--forest);
  user-select: none;
}
.id-note {
  font-size: 0.85em;
  color: var(--ink-muted);
  font-style: italic;
}
.id-note a {
  color: var(--sage) !important;
  border-bottom-color: var(--sage) !important;
}

/* ----- Footer ----- */
.site-footer {
  background: var(--sage);
  color: rgba(255,255,255,0.85);
  padding: 3.5rem 0 1.5rem;
  margin-top: 2rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 2.5rem;
  margin-bottom: 3rem;
}
@media (max-width: 820px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  display: flex; gap: 0;
}
.footer-logo .l-m { color: #a3c8af; }
.footer-logo .l-a { color: #c5c58e; }
.footer-logo .l-i { color: #e0b483; }
.footer-logo .l-t { color: var(--amber); }
.footer-tag {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(255,255,255,0.6);
  margin: .3rem 0 1rem;
}
.footer-desc { color: rgba(255,255,255,0.75); font-size: 0.9rem; max-width: 280px; }
.footer-col h4 {
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  margin-bottom: 1rem;
  font-weight: 700;
}
.footer-col ul { list-style: none; padding: 0; }
.footer-col li { margin-bottom: .6rem; }
.footer-col a { color: rgba(255,255,255,0.78); font-size: 0.92rem; }
.footer-col a:hover { color: var(--amber); }
.footer-col .muted { color: rgba(255,255,255,0.55); font-size: 0.92rem; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 1.5rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
}
.footer-bottom p { margin: 0; }

/* ----- Mobile nav ----- */
@media (max-width: 760px) {
  .menu-toggle { display: flex; }
  .site-nav {
    position: fixed;
    top: 70px; left: 0; right: 0;
    background: var(--cream);
    flex-direction: column;
    gap: 0;
    padding: 1rem 1.5rem 2rem;
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    transition: transform .3s ease;
    box-shadow: var(--shadow-lg);
  }
  .site-nav.open { transform: translateY(0); }
  .site-nav a {
    padding: .9rem 0;
    border-bottom: 1px solid var(--border);
    width: 100%;
  }
  .site-nav a.cta { margin-top: 1rem; text-align: center; }
}