/* ================================================================
   VoNR Theme - assets/css/theme.css
   Colour: Deep Space #0d1020 | Purple #7c3aed | White #ffffff
   ================================================================ */

:root {
  --vnr-dark:         #0d1020;
  --vnr-dark-mid:     #161929;
  --vnr-purple:       #7c3aed;
  --vnr-purple-light: #a855f7;
  --vnr-purple-pale:  #ede9fe;
  --vnr-purple-faint: #faf8ff;
  --vnr-white:        #ffffff;
  --vnr-text:         #1c1630;
  --vnr-muted:        #6b5f8a;
  --vnr-border:       #e2d8f5;
  --vnr-shadow:       0 2px 16px rgba(124,58,237,0.10);
  --vnr-shadow-lg:    0 8px 40px rgba(13,16,32,0.15);
  --vnr-radius:       8px;
  --vnr-radius-lg:    14px;
  --font-head:        'IBM Plex Sans', 'Segoe UI', sans-serif;
  --font-body:        'IBM Plex Sans', 'Segoe UI', sans-serif;
  --font-mono:        'IBM Plex Mono', 'JetBrains Mono', monospace;
  --nav-h:            68px;
  --max-w:            1100px;
  --max-w-text:       760px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font-body); color: var(--vnr-text); background: var(--vnr-white); line-height: 1.7; }
a { color: var(--vnr-purple); text-decoration: none; }
a:hover { color: var(--vnr-purple-light); text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }

/* ---- Nav ---- */
#vnr-nav {
  position: sticky; top: 0; z-index: 900;
  background: var(--vnr-white);
  border-bottom: 1px solid var(--vnr-border);
  box-shadow: 0 1px 8px rgba(13,16,32,0.07);
  height: var(--nav-h);
  display: flex; align-items: center;
}
.vnr-nav-inner {
  max-width: var(--max-w); margin: 0 auto; padding: 0 24px;
  width: 100%; display: flex; align-items: center;
  justify-content: space-between; gap: 24px;
}
.vnr-logo { display: flex; align-items: center; gap: 10px; text-decoration: none; flex-shrink: 0; }
.vnr-logo-img { height: 42px; width: auto; }
.vnr-logo-text { font-family: var(--font-head); font-weight: 800; font-size: 18px; letter-spacing: -0.02em; color: var(--vnr-dark); line-height: 1.1; }
.vnr-logo-text span { color: var(--vnr-purple); }
.vnr-logo:hover .vnr-logo-text { color: var(--vnr-dark); text-decoration: none; }

#vnr-main-menu { display: flex; align-items: center; list-style: none; gap: 2px; }
#vnr-main-menu > li { position: relative; }
#vnr-main-menu > li > a {
  display: block; padding: 8px 14px; font-size: 14px; font-weight: 600;
  color: var(--vnr-dark); text-decoration: none; border-radius: 6px;
  transition: background 0.15s, color 0.15s; white-space: nowrap;
}
#vnr-main-menu > li > a:hover,
#vnr-main-menu > li.current-menu-item > a,
#vnr-main-menu > li.current-menu-ancestor > a {
  background: var(--vnr-purple-pale); color: var(--vnr-purple);
}
#vnr-main-menu .sub-menu {
  display: none; position: absolute; top: 100%; left: 0;
  padding: 8px 0 6px; margin: 0;
  background: var(--vnr-white); border: 1px solid var(--vnr-border);
  border-radius: var(--vnr-radius); box-shadow: var(--vnr-shadow-lg);
  min-width: 210px; list-style: none; z-index: 1000;
}
#vnr-main-menu > li::after {
  content: ''; display: block; position: absolute;
  bottom: -8px; left: 0; right: 0; height: 8px;
}
#vnr-main-menu .sub-menu.open { display: block; }
#vnr-main-menu .sub-menu li a {
  display: block; padding: 9px 18px; font-size: 13px; font-weight: 500;
  color: var(--vnr-text); text-decoration: none; transition: background 0.12s, color 0.12s;
  white-space: nowrap;
}
#vnr-main-menu .sub-menu li a:hover { background: var(--vnr-purple-pale); color: var(--vnr-purple); }

.vnr-nav-cta { background: var(--vnr-purple); color: var(--vnr-white) !important; border-radius: 6px; padding: 9px 18px !important; font-weight: 700 !important; transition: background 0.15s !important; }
.vnr-nav-cta:hover { background: var(--vnr-purple-light) !important; color: var(--vnr-white) !important; }

.vnr-hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; background: none; border: none; }
.vnr-hamburger span { display: block; width: 22px; height: 2px; background: var(--vnr-dark); border-radius: 2px; transition: all 0.2s; }

/* ---- Hero ---- */
.vnr-hero {
  background: var(--vnr-dark);
  color: var(--vnr-white); padding: 88px 24px; position: relative; overflow: hidden;
}
.vnr-hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 70% 80% at 65% 40%, rgba(124,58,237,0.20) 0%, rgba(168,85,247,0.08) 40%, transparent 70%);
  pointer-events: none;
}
.vnr-hero::after {
  content: ''; position: absolute; top: -40%; right: -10%; width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(124,58,237,0.12) 0%, transparent 65%);
  pointer-events: none;
}
.vnr-hero-inner {
  max-width: var(--max-w); margin: 0 auto;
  display: grid; grid-template-columns: 1fr 400px; gap: 60px; align-items: center; position: relative; z-index: 1;
}
.vnr-hero-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--vnr-purple-light); margin-bottom: 20px; font-weight: 500;
}
.vnr-hero-label::before { content: ''; display: block; width: 24px; height: 2px; background: var(--vnr-purple); }
.vnr-hero h1 {
  font-family: var(--font-head); font-size: clamp(30px, 4vw, 52px);
  font-weight: 800; line-height: 1.1; letter-spacing: -0.03em;
  color: var(--vnr-white); margin-bottom: 22px;
}
.vnr-hero h1 em { font-style: normal; color: var(--vnr-purple-light); }
.vnr-hero-sub { font-size: 18px; color: rgba(255,255,255,0.72); line-height: 1.65; margin-bottom: 36px; max-width: 540px; }
.vnr-hero-btns { display: flex; gap: 14px; flex-wrap: wrap; }

.btn-primary { background: var(--vnr-purple); color: var(--vnr-white); padding: 13px 28px; border-radius: 7px; font-weight: 700; font-size: 15px; text-decoration: none; transition: background 0.15s, transform 0.1s; display: inline-block; }
.btn-primary:hover { background: var(--vnr-purple-light); color: var(--vnr-white); text-decoration: none; transform: translateY(-1px); }

.btn-ghost { background: rgba(255,255,255,0.07); color: rgba(255,255,255,0.9); border: 1px solid rgba(255,255,255,0.18); padding: 13px 28px; border-radius: 7px; font-weight: 600; font-size: 15px; text-decoration: none; transition: background 0.15s; display: inline-block; }
.btn-ghost:hover { background: rgba(255,255,255,0.13); color: var(--vnr-white); text-decoration: none; }

.vnr-hero-card {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(124,58,237,0.35);
  border-radius: var(--vnr-radius-lg); padding: 28px;
}
.vnr-hero-card-label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--vnr-purple-light); margin-bottom: 12px; font-weight: 600; }
.vnr-hero-card h3 { font-size: 16px; font-weight: 700; color: var(--vnr-white); margin-bottom: 10px; }
.vnr-hero-card p { font-size: 14px; color: rgba(255,255,255,0.68); line-height: 1.65; }

/* ---- Stat strip ---- */
.vnr-stats { background: var(--vnr-white); border-bottom: 1px solid var(--vnr-border); padding: 0 24px; }
.vnr-stats-inner { max-width: var(--max-w); margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); }
.vnr-stat { padding: 28px 20px; text-align: center; border-right: 1px solid var(--vnr-border); }
.vnr-stat:last-child { border-right: none; }
.vnr-stat-val { display: block; font-size: 26px; font-weight: 800; color: var(--vnr-dark); letter-spacing: -0.03em; line-height: 1.1; margin-bottom: 4px; }
.vnr-stat-val em { font-style: normal; color: var(--vnr-purple); }
.vnr-stat-label { font-size: 12px; color: var(--vnr-muted); font-weight: 500; line-height: 1.4; }

/* ---- Sections ---- */
.vnr-section { padding: 80px 24px; }
.vnr-section-white { background: var(--vnr-white); }
.vnr-section-off { background: var(--vnr-purple-faint); }
.vnr-section-dark { background: var(--vnr-dark); color: var(--vnr-white); }
.vnr-section-tint { background: var(--vnr-purple-pale); }

.vnr-container { max-width: var(--max-w); margin: 0 auto; }
.vnr-container-text { max-width: var(--max-w-text); margin: 0 auto; }

.vnr-section-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 11px; color: var(--vnr-purple);
  letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 12px; font-weight: 600;
}
.vnr-section-tag-light { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 11px; color: rgba(168,85,247,0.9); letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 12px; font-weight: 600; }

.vnr-section h2 { font-size: clamp(24px, 3vw, 38px); font-weight: 800; letter-spacing: -0.025em; line-height: 1.15; color: var(--vnr-dark); margin-bottom: 16px; }
.vnr-section-dark h2 { color: var(--vnr-white); }
.vnr-section-lead { font-size: 18px; color: var(--vnr-muted); max-width: 600px; margin-bottom: 52px; line-height: 1.6; }
.vnr-section-dark .vnr-section-lead { color: rgba(255,255,255,0.62); }

/* ---- Cards ---- */
.vnr-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.vnr-card { background: var(--vnr-white); border: 1px solid var(--vnr-border); border-radius: var(--vnr-radius-lg); padding: 28px; transition: box-shadow 0.2s, transform 0.2s; }
.vnr-card:hover { box-shadow: var(--vnr-shadow-lg); transform: translateY(-3px); }
.vnr-card-icon { width: 44px; height: 44px; background: var(--vnr-purple-pale); border-radius: 10px; display: flex; align-items: center; justify-content: center; margin-bottom: 18px; font-size: 22px; }
.vnr-card h3 { font-size: 17px; font-weight: 700; color: var(--vnr-dark); margin-bottom: 10px; line-height: 1.3; }
.vnr-card p { font-size: 14px; color: var(--vnr-muted); line-height: 1.65; margin-bottom: 16px; }
.vnr-card-link { font-size: 13px; font-weight: 700; color: var(--vnr-purple); text-decoration: none; display: inline-flex; align-items: center; gap: 5px; }
.vnr-card-link::after { content: ' →'; }
.vnr-card-link:hover { color: var(--vnr-purple-light); text-decoration: none; }

/* ---- Answer / def boxes ---- */
.vnr-answer-box { border-left: 4px solid var(--vnr-purple); background: var(--vnr-purple-pale); border-radius: 0 var(--vnr-radius) var(--vnr-radius) 0; padding: 22px 26px; margin: 30px 0; }
.vnr-answer-box-label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--vnr-purple); font-weight: 700; margin-bottom: 8px; }
.vnr-answer-box p { font-size: 16px; color: var(--vnr-text); line-height: 1.7; margin: 0; }
.vnr-answer-box strong { color: var(--vnr-dark); }

.vnr-def-box { background: var(--vnr-dark); color: var(--vnr-white); border-radius: var(--vnr-radius-lg); padding: 28px 32px; margin: 32px 0; }
.vnr-def-box-term { font-family: var(--font-mono); font-size: 22px; font-weight: 700; color: var(--vnr-purple-light); margin-bottom: 10px; }
.vnr-def-box p { font-size: 15px; color: rgba(255,255,255,0.78); line-height: 1.7; margin: 0; }

/* ---- Spec table ---- */
.vnr-spec-table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 28px 0; background: var(--vnr-white); border-radius: var(--vnr-radius); overflow: hidden; box-shadow: 0 0 0 1px var(--vnr-border); }
.vnr-spec-table th { background: var(--vnr-dark); color: var(--vnr-white); text-align: left; padding: 12px 18px; font-size: 12px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.vnr-spec-table td { padding: 12px 18px; border-bottom: 1px solid var(--vnr-border); color: var(--vnr-text); vertical-align: top; }
.vnr-spec-table tr:last-child td { border-bottom: none; }
.vnr-spec-table tr:nth-child(even) td { background: var(--vnr-purple-faint); }
.vnr-spec-table td:first-child { font-weight: 600; color: var(--vnr-dark); white-space: nowrap; }

/* ---- Two-col ---- */
.vnr-two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.vnr-two-col-text h2 { font-size: clamp(22px, 2.5vw, 32px); font-weight: 800; color: var(--vnr-dark); margin-bottom: 16px; letter-spacing: -0.02em; }
.vnr-two-col-text p { font-size: 15px; color: var(--vnr-muted); line-height: 1.7; margin-bottom: 16px; }

/* ---- Diagram ---- */
.vnr-diagram { background: var(--vnr-white); border: 1px solid var(--vnr-border); border-radius: var(--vnr-radius-lg); padding: 28px; margin: 32px 0; overflow: hidden; }
.vnr-diagram-title { font-size: 13px; font-weight: 700; color: var(--vnr-dark); margin-bottom: 20px; font-family: var(--font-mono); letter-spacing: 0.04em; text-transform: uppercase; }
.vnr-diagram svg { width: 100%; height: auto; display: block; }

/* ---- Checklist ---- */
.vnr-checklist { list-style: none; margin: 20px 0; }
.vnr-checklist li { padding: 8px 0 8px 32px; position: relative; font-size: 15px; color: var(--vnr-text); border-bottom: 1px solid var(--vnr-border); line-height: 1.6; }
.vnr-checklist li:last-child { border-bottom: none; }
.vnr-checklist li::before { content: ''; position: absolute; left: 0; top: 14px; width: 18px; height: 18px; background: var(--vnr-purple); border-radius: 50%; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M2 6l3 3 5-5' stroke='white' stroke-width='1.8' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"); background-size: 12px; background-repeat: no-repeat; background-position: center; }

/* ---- Alert boxes ---- */
.vnr-alert { border-radius: var(--vnr-radius); padding: 18px 22px; margin: 24px 0; font-size: 14px; line-height: 1.65; }
.vnr-alert-info { background: var(--vnr-purple-pale); border: 1px solid var(--vnr-purple); border-left: 4px solid var(--vnr-purple); color: var(--vnr-text); }
.vnr-alert-warning { background: #fff8e6; border: 1px solid #f5c842; border-left: 4px solid #f5c842; color: #5a4200; }
.vnr-alert strong { display: block; font-weight: 700; margin-bottom: 4px; }

/* ---- Timeline ---- */
.vnr-timeline { position: relative; padding-left: 32px; margin: 32px 0; }
.vnr-timeline::before { content: ''; position: absolute; left: 8px; top: 0; bottom: 0; width: 2px; background: var(--vnr-border); }
.vnr-timeline-item { position: relative; padding-bottom: 32px; }
.vnr-timeline-item:last-child { padding-bottom: 0; }
.vnr-timeline-item::before { content: ''; position: absolute; left: -28px; top: 4px; width: 14px; height: 14px; border-radius: 50%; background: var(--vnr-purple); border: 2px solid var(--vnr-white); box-shadow: 0 0 0 2px var(--vnr-purple); }
.vnr-timeline-era { font-family: var(--font-mono); font-size: 11px; font-weight: 700; color: var(--vnr-purple); letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 6px; }
.vnr-timeline-title { font-size: 17px; font-weight: 700; color: var(--vnr-dark); margin-bottom: 8px; }
.vnr-timeline-desc { font-size: 14px; color: var(--vnr-muted); line-height: 1.65; }

/* ---- CTA banner ---- */
.vnr-cta-banner { background: var(--vnr-purple); color: var(--vnr-white); border-radius: var(--vnr-radius-lg); padding: 44px 50px; display: flex; align-items: center; justify-content: space-between; gap: 32px; margin: 48px 0; }
.vnr-cta-banner-text h3 { font-size: 24px; font-weight: 800; color: var(--vnr-white); margin-bottom: 8px; letter-spacing: -0.02em; }
.vnr-cta-banner-text p { font-size: 15px; color: rgba(255,255,255,0.82); line-height: 1.6; margin: 0; }
.btn-cta-white { background: var(--vnr-white); color: var(--vnr-purple); padding: 13px 28px; border-radius: 7px; font-weight: 800; font-size: 15px; text-decoration: none; white-space: nowrap; transition: box-shadow 0.15s; display: inline-block; flex-shrink: 0; }
.btn-cta-white:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.15); color: var(--vnr-purple); text-decoration: none; }

/* ---- VoLTE teaser box ---- */
.vnr-volte-link { background: var(--vnr-dark); border: 1px solid rgba(124,58,237,0.3); border-radius: var(--vnr-radius-lg); padding: 32px; margin: 40px 0; }
.vnr-volte-link .badge { display: inline-block; background: rgba(124,58,237,0.2); border: 1px solid rgba(124,58,237,0.4); color: var(--vnr-purple-light); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; padding: 4px 14px; border-radius: 20px; margin-bottom: 14px; font-weight: 600; }
.vnr-volte-link h3 { font-size: 18px; font-weight: 800; color: var(--vnr-white); margin-bottom: 10px; }
.vnr-volte-link p { font-size: 14px; color: rgba(255,255,255,0.68); margin-bottom: 18px; line-height: 1.65; }
.btn-volte { background: rgba(124,58,237,0.7); color: var(--vnr-white); padding: 10px 22px; border-radius: 6px; font-weight: 700; font-size: 13px; text-decoration: none; display: inline-block; border: 1px solid rgba(124,58,237,0.5); transition: background 0.15s; }
.btn-volte:hover { background: var(--vnr-purple); color: var(--vnr-white); text-decoration: none; }

/* ---- Breadcrumb ---- */
.vnr-breadcrumb { background: var(--vnr-purple-faint); border-bottom: 1px solid var(--vnr-border); padding: 12px 24px; font-size: 13px; color: var(--vnr-muted); }
.vnr-breadcrumb-inner { max-width: var(--max-w); margin: 0 auto; }
.vnr-breadcrumb a { color: var(--vnr-purple); text-decoration: none; }
.vnr-breadcrumb a:hover { text-decoration: underline; }
.vnr-breadcrumb .sep { margin: 0 8px; color: var(--vnr-border); }

/* ---- Page header ---- */
.vnr-page-header { background: var(--vnr-dark); color: var(--vnr-white); padding: 60px 24px; position: relative; overflow: hidden; }
.vnr-page-header::before { content: ''; position: absolute; inset: 0; background: radial-gradient(ellipse 50% 100% at 80% 50%, rgba(124,58,237,0.18) 0%, transparent 65%); pointer-events: none; }
.vnr-page-header-inner { max-width: var(--max-w-text); margin: 0 auto; position: relative; z-index: 1; }
.vnr-page-header .vnr-section-tag { color: var(--vnr-purple-light); margin-bottom: 14px; }
.vnr-page-header h1 { font-size: clamp(26px, 3.5vw, 44px); font-weight: 800; color: var(--vnr-white); letter-spacing: -0.025em; line-height: 1.15; margin-bottom: 16px; }
.vnr-page-header-desc { font-size: 17px; color: rgba(255,255,255,0.68); line-height: 1.6; max-width: 600px; }

/* ---- Content area ---- */
.vnr-content-area { padding: 64px 24px; }
.vnr-content-inner { max-width: var(--max-w-text); margin: 0 auto; }

/* Prose */
.vnr-prose h2 { font-size: 24px; font-weight: 800; color: var(--vnr-dark); margin: 48px 0 16px; letter-spacing: -0.02em; padding-top: 8px; border-top: 2px solid var(--vnr-purple-pale); }
.vnr-prose h3 { font-size: 18px; font-weight: 700; color: var(--vnr-dark); margin: 32px 0 12px; }
.vnr-prose p { font-size: 16px; line-height: 1.8; color: var(--vnr-text); margin-bottom: 20px; }
.vnr-prose ul, .vnr-prose ol { margin: 16px 0 20px 24px; }
.vnr-prose li { font-size: 15px; line-height: 1.7; color: var(--vnr-text); margin-bottom: 6px; }
.vnr-prose strong { color: var(--vnr-dark); font-weight: 700; }
.vnr-prose code { font-family: var(--font-mono); font-size: 13px; background: var(--vnr-purple-pale); color: var(--vnr-dark); padding: 2px 7px; border-radius: 4px; }

/* ---- Sidebar ---- */
.vnr-page-with-sidebar { max-width: var(--max-w); margin: 0 auto; display: grid; grid-template-columns: 1fr 280px; gap: 48px; align-items: start; }
.vnr-sidebar { position: sticky; top: calc(var(--nav-h) + 24px); }
.vnr-sidebar-widget { background: var(--vnr-white); border: 1px solid var(--vnr-border); border-radius: var(--vnr-radius-lg); padding: 22px; margin-bottom: 20px; }
.vnr-sidebar-widget h4 { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--vnr-muted); margin-bottom: 14px; font-family: var(--font-mono); }
.vnr-sidebar-widget ul { list-style: none; }
.vnr-sidebar-widget ul li a { display: block; font-size: 13px; color: var(--vnr-text); padding: 7px 0; border-bottom: 1px solid var(--vnr-border); text-decoration: none; transition: color 0.15s; line-height: 1.4; }
.vnr-sidebar-widget ul li:last-child a { border-bottom: none; }
.vnr-sidebar-widget ul li a:hover { color: var(--vnr-purple); }
.vnr-author-widget { background: var(--vnr-dark); border: none; border-radius: var(--vnr-radius-lg); padding: 22px; margin-bottom: 20px; }
.vnr-author-widget .author-name { font-size: 15px; font-weight: 700; color: var(--vnr-white); margin-bottom: 6px; }
.vnr-author-widget .author-bio { font-size: 13px; color: rgba(255,255,255,0.62); line-height: 1.6; }
.vnr-author-widget a { color: var(--vnr-purple-light); font-size: 13px; font-weight: 600; margin-top: 10px; display: inline-block; }

/* ---- Glossary ---- */
.vnr-glossary-term { padding: 20px 0; border-bottom: 1px solid var(--vnr-border); }
.vnr-glossary-term:last-child { border-bottom: none; }
.vnr-glossary-term dt { font-family: var(--font-mono); font-size: 15px; font-weight: 700; color: var(--vnr-dark); margin-bottom: 6px; }
.vnr-glossary-term dd { font-size: 14px; color: var(--vnr-muted); line-height: 1.65; margin: 0; }

/* ---- Contact form ---- */
.vnr-form { max-width: 640px; }
.vnr-form-row { margin-bottom: 20px; }
.vnr-form label { display: block; font-size: 13px; font-weight: 600; color: var(--vnr-dark); margin-bottom: 6px; }
.vnr-form input, .vnr-form select, .vnr-form textarea { width: 100%; padding: 11px 16px; border: 1px solid var(--vnr-border); border-radius: var(--vnr-radius); font-family: var(--font-body); font-size: 15px; color: var(--vnr-text); background: var(--vnr-white); transition: border-color 0.15s; outline: none; }
.vnr-form input:focus, .vnr-form select:focus, .vnr-form textarea:focus { border-color: var(--vnr-purple); box-shadow: 0 0 0 3px rgba(124,58,237,0.10); }
.vnr-form textarea { min-height: 120px; resize: vertical; }
.vnr-form-submit { background: var(--vnr-purple); color: var(--vnr-white); border: none; padding: 13px 32px; border-radius: 7px; font-family: var(--font-body); font-size: 15px; font-weight: 700; cursor: pointer; transition: background 0.15s; }
.vnr-form-submit:hover { background: var(--vnr-purple-light); }

/* ---- Footer ---- */
#vnr-footer { background: var(--vnr-dark); color: rgba(255,255,255,0.68); padding: 60px 24px 32px; }
.vnr-footer-inner { max-width: var(--max-w); margin: 0 auto; }
.vnr-footer-grid { display: grid; grid-template-columns: 220px 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.vnr-footer-brand p { font-size: 13px; line-height: 1.65; color: rgba(255,255,255,0.48); margin-top: 12px; }
.vnr-footer-col h4 { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.12em; color: rgba(255,255,255,0.35); margin-bottom: 16px; font-family: var(--font-mono); }
.vnr-footer-col ul { list-style: none; }
.vnr-footer-col ul li { margin-bottom: 8px; }
.vnr-footer-col ul li a { font-size: 13px; color: rgba(255,255,255,0.62); text-decoration: none; transition: color 0.15s; }
.vnr-footer-col ul li a:hover { color: var(--vnr-purple-light); text-decoration: none; }
.vnr-footer-bottom { border-top: 1px solid rgba(255,255,255,0.07); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.vnr-footer-bottom-left { font-size: 12px; color: rgba(255,255,255,0.35); }
.vnr-footer-bottom-right { display: flex; gap: 20px; }
.vnr-footer-bottom-right a { font-size: 12px; color: rgba(255,255,255,0.35); text-decoration: none; }
.vnr-footer-bottom-right a:hover { color: var(--vnr-purple-light); }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .vnr-hero-inner { grid-template-columns: 1fr; }
  .vnr-hero-card { display: none; }
  .vnr-footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .vnr-cards { grid-template-columns: repeat(2, 1fr); }
  .vnr-stats-inner { grid-template-columns: repeat(2, 1fr); }
  .vnr-page-with-sidebar { grid-template-columns: 1fr; }
  .vnr-sidebar { position: static; }
}
@media (max-width: 768px) {
  :root { --nav-h: 60px; }
  #vnr-main-menu { display: none; flex-direction: column; align-items: flex-start; position: absolute; top: var(--nav-h); left: 0; right: 0; background: var(--vnr-white); border-bottom: 1px solid var(--vnr-border); padding: 16px 24px; gap: 4px; box-shadow: 0 8px 24px rgba(0,0,0,0.1); }
  #vnr-main-menu.open { display: flex; }
  #vnr-main-menu > li > a { font-size: 15px; padding: 10px 8px; }
  #vnr-main-menu .sub-menu { display: none !important; }
  .vnr-hamburger { display: flex; }
  .vnr-hero, .vnr-section { padding: 52px 20px; }
  .vnr-cards { grid-template-columns: 1fr; }
  .vnr-stats-inner { grid-template-columns: 1fr 1fr; }
  .vnr-two-col { grid-template-columns: 1fr; gap: 32px; }
  .vnr-cta-banner { flex-direction: column; text-align: center; padding: 32px 26px; }
  .vnr-footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .vnr-footer-bottom { flex-direction: column; text-align: center; }
}