/* ============================================================
   VYRTEX PARTNERS — Design System
   Derived from brand mark: faceted convergence, navy + teal
   ============================================================ */

:root {
  /* --- Color tokens (from brand assets) --- */
  --navy: #1B2A4A;
  --navy-deep: #0F1830;
  --teal: #5EC4B6;
  --teal-deep: #1C5A50;
  --paper: #F7F8FB;
  --mist: #9AA5B1;
  --slate: #5B6472;
  --white: #FFFFFF;
  --line: #E2E6ED;
  --line-deep: rgba(255,255,255,0.12);

  /* Gradients (matched to logo facet gradients) */
  --grad-navy: linear-gradient(135deg, #1B2A4A 0%, #0F1830 100%);
  --grad-teal: linear-gradient(135deg, #5EC4B6 0%, #3A9284 100%);
  --grad-teal-deep: linear-gradient(135deg, #2F8F82 0%, #1C5A50 100%);

  /* Type */
  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Consolas', monospace;

  /* Layout */
  --max-w: 1180px;
  --edge-cut: 22px; /* signature angular corner-cut */
  --edge-cut-sm: 14px;

  /* Motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* --- Reset --- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

body {
  font-family: var(--font-body);
  color: var(--navy);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--navy);
  line-height: 1.1;
  letter-spacing: -0.01em;
  font-weight: 600;
}

h1 { font-size: clamp(2.4rem, 4.6vw + 1rem, 4.4rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 2.6vw + 1rem, 2.6rem); }
h3 { font-size: clamp(1.15rem, 0.9vw + 1rem, 1.4rem); }

p { color: var(--slate); }
p.lead { font-size: clamp(1.05rem, 0.6vw + 1rem, 1.2rem); color: var(--slate); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal-deep);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: '';
  width: 18px;
  height: 2px;
  background: var(--grad-teal);
  display: inline-block;
}
.on-dark .eyebrow { color: var(--teal); }
.on-dark .eyebrow::before { background: var(--teal); }

/* --- Layout helpers --- */
.wrap {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 28px;
}
section { padding: 96px 0; }
@media (max-width: 720px) {
  section { padding: 64px 0; }
  .wrap { padding: 0 20px; }
}

.section-head {
  max-width: 640px;
  margin-bottom: 52px;
}
.section-head h2 { margin-top: 14px; }
.section-head p { margin-top: 16px; }
.section-head.center { max-width: 640px; margin-left: auto; margin-right: auto; text-align: center; }

.on-dark { background: var(--grad-navy); color: var(--white); }
.on-dark h1, .on-dark h2, .on-dark h3, .on-dark h4 { color: var(--white); }
.on-dark p { color: rgba(255,255,255,0.72); }

/* --- Signature angular-cut surface (echoes brand mark facets) --- */
.facet-surface {
  clip-path: polygon(
    0 0, 100% 0, 100% calc(100% - var(--edge-cut)),
    calc(100% - var(--edge-cut)) 100%, 0 100%
  );
}
.facet-surface-sm {
  clip-path: polygon(
    0 0, 100% 0, 100% calc(100% - var(--edge-cut-sm)),
    calc(100% - var(--edge-cut-sm)) 100%, 0 100%
  );
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.98rem;
  padding: 15px 28px;
  border: none;
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background 0.25s ease;
}
.btn-primary {
  background: var(--grad-teal);
  color: var(--navy-deep);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 28px -12px rgba(58,146,132,0.55); }
.btn-secondary {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%);
}
.btn-secondary:hover { border-color: var(--teal-deep); color: var(--teal-deep); }
.on-dark .btn-secondary { border-color: var(--line-deep); color: var(--white); }
.on-dark .btn-secondary:hover { border-color: var(--teal); color: var(--teal); }
.btn-group { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 34px; }

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247,248,251,0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 82px;
}
.brand-logo { height: 34px; width: auto; }
.brand-logo img { height: 100%; width: auto; }

.main-nav ul { display: flex; gap: 34px; align-items: center; }
.main-nav a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--navy);
  position: relative;
  padding: 6px 0;
}
.main-nav a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--grad-teal);
  transition: width 0.3s var(--ease);
}
.main-nav a:hover::after, .main-nav a.active::after { width: 100%; }
.main-nav a.active { color: var(--teal-deep); }

.nav-cta {
  background: var(--navy);
  color: var(--white) !important;
  padding: 10px 20px;
  font-weight: 600;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
}
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--teal-deep); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  width: 30px; height: 22px;
  position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  height: 2px;
  background: var(--navy);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease), top 0.3s var(--ease);
}
.nav-toggle span { top: 10px; }
.nav-toggle span::before { top: -8px; }
.nav-toggle span::after { top: 8px; }
.nav-toggle.open span { background: transparent; }
.nav-toggle.open span::before { top: 0; transform: rotate(45deg); }
.nav-toggle.open span::after { top: 0; transform: rotate(-45deg); }

@media (max-width: 880px) {
  .nav-toggle { display: block; }
  .main-nav {
    position: fixed;
    top: 82px; left: 0; right: 0; bottom: 0;
    background: var(--paper);
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.28s var(--ease), transform 0.28s var(--ease);
    overflow-y: auto;
  }
  .main-nav.open { opacity: 1; pointer-events: auto; transform: translateY(0); }
  .main-nav ul { flex-direction: column; align-items: flex-start; gap: 0; padding: 12px 20px 40px; }
  .main-nav li { width: 100%; border-bottom: 1px solid var(--line); }
  .main-nav a { display: block; padding: 18px 4px; font-size: 1.05rem; }
  .nav-cta { display: inline-flex; margin-top: 18px; }
}

/* ============================================================
   HERO + FACET GRAPHIC
   ============================================================ */
.hero {
  padding: 76px 0 100px;
  position: relative;
}
.hero .wrap {
  display: grid;
  grid-template-columns: 1.05fr 0.85fr;
  gap: 40px;
  align-items: center;
}
.hero-copy h1 { margin-top: 18px; }
.hero-copy p.lead { margin-top: 22px; max-width: 520px; }

.facet-art {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 460px;
  margin: 0 auto;
}
.facet-art svg { width: 100%; height: 100%; overflow: visible; }
.facet-core { transform-origin: center; }
.facet-shard {
  transform-origin: center;
  animation: drift 9s ease-in-out infinite;
}
.facet-shard:nth-child(2) { animation-delay: -2s; }
.facet-shard:nth-child(3) { animation-delay: -5s; }
.facet-shard:nth-child(4) { animation-delay: -7s; }
@keyframes drift {
  0%, 100% { transform: translate(0,0) rotate(0deg); }
  50% { transform: translate(0,-8px) rotate(3deg); }
}

@media (max-width: 940px) {
  .hero .wrap { grid-template-columns: 1fr; }
  .hero-copy { order: 1; }
  .facet-art { order: 0; max-width: 300px; margin-bottom: 8px; }
  .hero-copy p.lead { max-width: 100%; }
}

/* --- Stat / trust strip --- */
.trust-strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  padding: 34px 0;
}
.trust-strip .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 28px 48px;
  align-items: center;
  justify-content: space-between;
}
.trust-item {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.trust-item strong {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--navy);
}
.trust-item span {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--mist);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ============================================================
   CARDS — services / industries
   ============================================================ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 960px) { .card-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 640px) { .card-grid { grid-template-columns: 1fr; } }

.card {
  background: var(--white);
  border: 1px solid var(--line);
  padding: 36px 32px 32px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--edge-cut)), calc(100% - var(--edge-cut)) 100%, 0 100%);
  transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}
.card:hover { transform: translateY(-4px); box-shadow: 0 24px 48px -28px rgba(27,42,74,0.28); border-color: transparent; }
.card-mark {
  width: 44px; height: 44px;
  background: var(--grad-teal);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%);
  margin-bottom: 22px;
}
.card h3 { margin-bottom: 12px; }
.card p { font-size: 0.96rem; flex-grow: 1; }
.card ul { margin-top: 18px; display: flex; flex-direction: column; gap: 10px; }
.card ul li {
  font-size: 0.9rem;
  color: var(--slate);
  padding-left: 20px;
  position: relative;
}
.card ul li::before {
  content: '';
  position: absolute; left: 0; top: 8px;
  width: 8px; height: 8px;
  background: var(--grad-teal);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}
.card-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-deep);
  margin-bottom: 14px;
  display: block;
}
.card-foot {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--navy);
  display: flex;
  align-items: center;
  gap: 8px;
}
.card-foot svg { width: 14px; height: 14px; transition: transform 0.3s var(--ease); }
.card:hover .card-foot svg { transform: translateX(4px); }

/* ============================================================
   METHODOLOGY — numbered process (real sequence)
   ============================================================ */
.method-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line-deep);
  margin-top: 8px;
}
@media (max-width: 900px) { .method-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .method-grid { grid-template-columns: 1fr; } }

.method-step {
  background: var(--navy-deep);
  padding: 40px 30px;
}
.method-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--teal);
  letter-spacing: 0.1em;
}
.method-step h4 {
  color: var(--white);
  font-size: 1.15rem;
  margin: 18px 0 12px;
}
.method-step p { color: rgba(255,255,255,0.65); font-size: 0.92rem; }

/* ============================================================
   ENGAGEMENT MODELS (fixed vs hourly)
   ============================================================ */
.model-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 720px) { .model-grid { grid-template-columns: 1fr; } }

.model-card {
  padding: 40px;
  border: 1.5px solid var(--line);
  background: var(--white);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--edge-cut)), calc(100% - var(--edge-cut)) 100%, 0 100%);
}
.model-card.featured { border-color: var(--teal-deep); background: linear-gradient(180deg, #FBFEFE 0%, #F3FAF9 100%); }
.model-card .eyebrow { margin-bottom: 16px; }
.model-card h3 { margin-bottom: 14px; }
.model-card p { font-size: 0.95rem; margin-bottom: 20px; }
.model-card ul { display: flex; flex-direction: column; gap: 12px; }
.model-card ul li {
  font-size: 0.92rem;
  color: var(--navy);
  padding-left: 22px;
  position: relative;
}
.model-card ul li::before {
  content: '';
  position: absolute; left: 0; top: 7px;
  width: 9px; height: 9px;
  background: var(--grad-teal);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

/* ============================================================
   INDUSTRY LIST
   ============================================================ */
.industry-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
@media (max-width: 960px) { .industry-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .industry-grid { grid-template-columns: 1fr; } }

.industry-card {
  padding: 30px 26px;
  background: var(--white);
  border: 1px solid var(--line);
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%);
}
.industry-card .card-tag { color: var(--mist); }
.industry-card h4 { font-size: 1.05rem; margin-bottom: 10px; }
.industry-card p { font-size: 0.88rem; }

/* ============================================================
   CTA BAND
   ============================================================ */
.cta-band {
  background: var(--grad-navy);
  padding: 90px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band .wrap { max-width: 640px; position: relative; z-index: 1; }
.cta-band h2 { color: var(--white); }
.cta-band p { color: rgba(255,255,255,0.72); margin-top: 16px; }
.cta-band .btn-group { justify-content: center; }

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: var(--white);
  border-top: 1px solid var(--line);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
}
@media (max-width: 780px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }

.footer-brand .brand-logo { height: 30px; margin-bottom: 16px; }
.footer-brand p { font-size: 0.88rem; max-width: 260px; }
.footer-col h5 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--mist);
  margin-bottom: 18px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 12px; }
.footer-col a, .footer-col span { font-size: 0.92rem; color: var(--slate); }
.footer-col a:hover { color: var(--teal-deep); }
.footer-bottom {
  border-top: 1px solid var(--line);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--mist);
}

/* ============================================================
   PAGE HEADER (interior pages)
   ============================================================ */
.page-header {
  padding: 64px 0 56px;
  background: var(--grad-navy);
}
.page-header .eyebrow { margin-bottom: 16px; }
.page-header h1 { color: var(--white); font-size: clamp(2rem, 3.4vw + 1rem, 3.2rem); }
.page-header p.lead { color: rgba(255,255,255,0.7); max-width: 620px; margin-top: 18px; }

/* ============================================================
   FORM (contact page)
   ============================================================ */
.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 56px;
  align-items: start;
}
@media (max-width: 880px) { .contact-layout { grid-template-columns: 1fr; } }

.contact-info-card {
  background: var(--navy-deep);
  padding: 40px 34px;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--edge-cut)), calc(100% - var(--edge-cut)) 100%, 0 100%);
}
.contact-info-card h3 { color: var(--white); margin-bottom: 8px; }
.contact-info-card p { color: rgba(255,255,255,0.65); font-size: 0.92rem; margin-bottom: 28px; }
.contact-detail { margin-bottom: 22px; }
.contact-detail .eyebrow { margin-bottom: 8px; }
.contact-detail a, .contact-detail span { color: var(--white); font-size: 1rem; font-weight: 500; }
.contact-detail a:hover { color: var(--teal); }

.field { margin-bottom: 22px; }
.field label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 8px;
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
@media (max-width: 560px) { .field-row { grid-template-columns: 1fr; } }

.field input, .field select, .field textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.98rem;
  color: var(--navy);
  background: var(--white);
  border: 1.5px solid var(--line);
  padding: 13px 16px;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--teal-deep);
  box-shadow: 0 0 0 3px rgba(94,196,182,0.18);
}
.field textarea { resize: vertical; min-height: 130px; }
.field-hint { font-size: 0.8rem; color: var(--mist); margin-top: 6px; }

/* honeypot — hidden from real users */
.hp-field { position: absolute; left: -9999px; top: -9999px; opacity: 0; height: 0; overflow: hidden; }

.form-status {
  display: none;
  padding: 16px 18px;
  margin-top: 20px;
  font-size: 0.92rem;
  font-weight: 500;
}
.form-status.show { display: block; }
.form-status.success { background: rgba(94,196,182,0.14); color: var(--teal-deep); border-left: 3px solid var(--teal-deep); }
.form-status.error { background: rgba(199,72,72,0.1); color: #A23636; border-left: 3px solid #A23636; }

.btn[disabled] { opacity: 0.6; cursor: not-allowed; transform: none !important; }

/* ============================================================
   FAQ
   ============================================================ */
.faq-list { max-width: 780px; margin-top: 8px; }
.faq-item { padding: 30px 0; border-bottom: 1px solid var(--line); }
.faq-item:first-child { border-top: 1px solid var(--line); }
.faq-item h3 { font-size: 1.08rem; margin-bottom: 10px; }
.faq-item p { font-size: 0.95rem; }
.faq-item p a { color: var(--teal-deep); font-weight: 600; }

/* --- Scroll reveal --- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* Focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--teal-deep);
  outline-offset: 2px;
}