/* ===== Stark Industries BD — static site stylesheet =====
   Design tokens carried over from the earlier design system:
   navy background, cyan accent (pulled from the logo's globe glow),
   Space Grotesk for headings, Inter for body, mono for data/telemetry. */

:root {
  --navy-950: #060B18;
  --navy-900: #0A1428;
  --navy-800: #0E1A33;
  --navy-700: #15234D;
  --blue-600: #1E4FBF;
  --cyan-400: #4FD8E8;
  --silver-100: #E7EAF0;
  --slate-400: #7C8AA8;
  --status-operational: #4FD8E8;
  --status-maintenance: #F5B84F;
  --status-partial: #F58A4F;
  --status-major: #F5504F;
  --font-display: "Space Grotesk", sans-serif;
  --font-body: "Inter", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--navy-950);
  color: var(--silver-100);
  font-family: var(--font-body);
  line-height: 1.5;
}

h1, h2, h3 { font-family: var(--font-display); letter-spacing: -0.01em; margin: 0 0 0.5em; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
::selection { background: var(--cyan-400); color: var(--navy-950); }
:focus-visible { outline: 2px solid var(--cyan-400); outline-offset: 2px; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---------- Header ---------- */
header.site-header {
  position: sticky; top: 0; z-index: 40;
  background: rgba(6, 11, 24, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(124, 138, 168, 0.1);
  transition: height 0.2s ease;
}
header.site-header .header-inner { height: 72px; display: flex; align-items: center; justify-content: space-between; }
header.site-header.scrolled .header-inner { height: 56px; }
.logo-link { display: flex; align-items: center; gap: 8px; }
.logo-link img { height: 36px; width: 36px; object-fit: contain; }
.logo-link span { font-family: var(--font-display); font-weight: 600; font-size: 14px; }

nav.primary-nav { display: none; gap: 28px; }
nav.primary-nav a { font-size: 14px; color: var(--slate-400); transition: color 0.15s; }
nav.primary-nav a:hover { color: var(--cyan-400); }
.header-actions { display: none; gap: 12px; align-items: center; }
.mobile-menu-toggle { display: block; background: none; border: none; color: var(--silver-100); font-size: 20px; cursor: pointer; }
.mobile-nav { display: none; flex-direction: column; gap: 16px; padding: 16px 24px 24px; border-top: 1px solid rgba(124, 138, 168, 0.1); background: var(--navy-950); }
.mobile-nav.open { display: flex; }

@media (min-width: 1024px) {
  nav.primary-nav { display: flex; }
  .header-actions { display: flex; }
  .mobile-menu-toggle { display: none; }
  .mobile-nav { display: none !important; }
}

/* ---------- Buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 24px; font-family: var(--font-body); font-weight: 500; font-size: 14px; border-radius: 6px; border: none; cursor: pointer; transition: background-color 0.15s, color 0.15s, border-color 0.15s; }
.btn-primary { background: var(--cyan-400); color: var(--navy-950); }
.btn-primary:hover { filter: brightness(0.92); }
.btn-secondary { background: transparent; color: var(--silver-100); border: 1px solid rgba(124, 138, 168, 0.4); }
.btn-secondary:hover { border-color: var(--cyan-400); color: var(--cyan-400); }
.btn-ghost { background: transparent; color: var(--silver-100); padding: 8px; }
.btn-ghost:hover { color: var(--cyan-400); }
.btn-block { width: 100%; }

/* ---------- Cards ---------- */
.card { background: var(--navy-800); border: 1px solid rgba(124, 138, 168, 0.15); border-radius: 10px; padding: 24px; transition: border-color 0.2s; }
.card:hover { border-color: rgba(79, 216, 232, 0.4); }
.card.popular { border-color: rgba(79, 216, 232, 0.6); }

/* ---------- Hero ---------- */
.hero { background-image: linear-gradient(rgba(79,216,232,0.06) 1px, transparent 1px), linear-gradient(90deg, rgba(79,216,232,0.06) 1px, transparent 1px); background-size: 40px 40px; padding: 80px 0; }
@media (min-width: 1024px) { .hero { padding: 128px 0; } }
.hero-grid { display: grid; gap: 48px; align-items: center; }
@media (min-width: 1024px) { .hero-grid { grid-template-columns: 55% 45%; } }
.hero h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); line-height: 1.08; font-weight: 600; }
.hero .lead { color: var(--cyan-400); font-size: 1.125rem; margin-top: 12px; }
.hero p.desc { color: var(--slate-400); max-width: 60ch; margin-top: 20px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-top: 28px; }
.hero-visual { display: none; }
@media (min-width: 1024px) { .hero-visual { display: block; } }

/* ---------- Network status ---------- */
.network-status { border-top: 1px solid rgba(124, 138, 168, 0.1); border-bottom: 1px solid rgba(124, 138, 168, 0.1); background: var(--navy-900); padding: 32px 0; }
.status-title { display: flex; align-items: center; gap: 12px; font-family: var(--font-mono); font-size: 14px; }
.status-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--status-operational); animation: pulse 2s infinite; }
.status-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 24px; }
@media (min-width: 768px) { .status-grid { grid-template-columns: repeat(4, 1fr); } }
.status-item span.label { display: block; font-size: 14px; color: var(--slate-400); margin-bottom: 6px; }
.status-badge { display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 12px; }
.status-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--status-operational); }
@keyframes pulse { 0%, 100% { opacity: 0.6; } 50% { opacity: 1; } }

/* ---------- Stats ---------- */
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; padding: 64px 0; }
@media (min-width: 768px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stat-value { font-family: var(--font-mono); font-size: 2.25rem; color: var(--cyan-400); }
.stat-label { font-size: 14px; color: var(--slate-400); margin-top: 4px; }

/* ---------- Sections ---------- */
section.section { padding: 64px 0; }
.section-title { font-size: 1.5rem; }
.section-sub { color: var(--slate-400); margin-top: 8px; }
.grid-3 { display: grid; grid-template-columns: 1fr; gap: 24px; margin-top: 32px; }
@media (min-width: 640px) { .grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid-3 { grid-template-columns: repeat(3, 1fr); } }
.grid-4 { display: grid; grid-template-columns: 1fr; gap: 24px; margin-top: 32px; }
@media (min-width: 640px) { .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .grid-4 { grid-template-columns: repeat(4, 1fr); } }

/* ---------- Package card ---------- */
.package-card .pkg-name { font-size: 14px; color: var(--slate-400); }
.package-card .pkg-speed { display: flex; align-items: baseline; gap: 6px; margin-top: 8px; }
.package-card .pkg-speed strong { font-family: var(--font-mono); font-size: 1.875rem; color: var(--cyan-400); }
.package-card ul { list-style: none; padding: 0; margin: 16px 0 0; display: flex; flex-direction: column; gap: 8px; font-size: 14px; }
.package-card ul li::before { content: "+"; color: var(--cyan-400); margin-right: 8px; }
.package-card .pkg-price { font-family: var(--font-mono); margin-top: 24px; }
.package-card .pkg-price strong { font-size: 1.25rem; }
.package-card .pkg-price span { font-size: 14px; color: var(--slate-400); }

/* ---------- Forms ---------- */
.form-field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.form-field label { font-size: 14px; color: var(--slate-400); }
.form-field input, .form-field select, .form-field textarea { background: var(--navy-900); border: 1px solid rgba(124, 138, 168, 0.3); border-radius: 6px; padding: 10px 16px; color: var(--silver-100); font-family: var(--font-body); font-size: 14px; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { outline: 2px solid var(--cyan-400); outline-offset: 2px; border-color: var(--cyan-400); }
.form-note { font-size: 13px; color: var(--slate-400); margin-top: -8px; margin-bottom: 20px; }

/* ---------- Footer ---------- */
footer.site-footer { border-top: 1px solid rgba(124, 138, 168, 0.1); background: var(--navy-900); padding: 48px 0; }
.footer-grid { display: grid; gap: 40px; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; } }
.footer-nav { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px 16px; font-size: 14px; }
.footer-nav a { color: var(--slate-400); }
.footer-nav a:hover { color: var(--cyan-400); }
.footer-contact { display: flex; flex-direction: column; gap: 6px; font-size: 14px; color: var(--slate-400); }
.footer-copy { font-size: 12px; color: rgba(124, 138, 168, 0.7); margin-top: 40px; }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.placeholder { color: var(--slate-400); font-style: italic; }
.mono { font-family: var(--font-mono); }

/* ---------- Topbar (carried over from prior design) ---------- */
.topbar { background: #03060f; border-bottom: 1px solid rgba(124, 138, 168, 0.1); font-family: var(--font-mono); font-size: 12px; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; padding: 8px 24px; flex-wrap: wrap; gap: 8px; }
.topbar-left, .topbar-right { display: flex; gap: 20px; align-items: center; flex-wrap: wrap; }
.topbar a:hover { color: var(--cyan-400); }
.topbar .tag { color: var(--status-operational); }

/* ---------- Speed test / gauge ---------- */
.speedtest { background: var(--navy-800); border-top: 1px solid rgba(124, 138, 168, 0.1); border-bottom: 1px solid rgba(124, 138, 168, 0.1); padding: 56px 0; }
.speedtest-inner { display: flex; justify-content: space-between; align-items: center; gap: 40px; flex-wrap: wrap; }
.speedtest-inner p { color: var(--slate-400); max-width: 480px; margin: 8px 0 0; }
.gauge { width: 140px; height: 140px; border-radius: 50%; background: conic-gradient(var(--cyan-400) 0deg 260deg, rgba(124,138,168,0.2) 260deg 360deg); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.gauge-inner { width: 106px; height: 106px; border-radius: 50%; background: var(--navy-800); display: flex; flex-direction: column; align-items: center; justify-content: center; }
.gauge-inner b { font-family: var(--font-mono); font-size: 1.2rem; color: var(--silver-100); }
.gauge-inner small { color: var(--slate-400); font-size: 11px; letter-spacing: 0.05em; }

/* ---------- FAQ / troubleshooting accordion ---------- */
.faq { border-top: 1px solid rgba(124, 138, 168, 0.15); margin-top: 24px; }
.faq-item { border-bottom: 1px solid rgba(124, 138, 168, 0.15); }
.faq-q { width: 100%; text-align: left; background: none; border: none; color: var(--silver-100); font-family: var(--font-display); font-size: 1rem; padding: 20px 0; display: flex; justify-content: space-between; align-items: center; cursor: pointer; gap: 20px; }
.faq-q:hover { color: var(--cyan-400); }
.faq-q .ind { font-family: var(--font-mono); color: var(--cyan-400); font-size: 1.2rem; flex-shrink: 0; transition: transform 0.25s; }
.faq-item.open .faq-q .ind { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; color: var(--slate-400); font-size: 14px; }
.faq-item.open .faq-a { max-height: 240px; }
.faq-a p { margin: 0 0 20px; max-width: 760px; }

/* ---------- Offers ---------- */
.offers { background: var(--navy-800); border-top: 1px solid rgba(124, 138, 168, 0.1); border-bottom: 1px solid rgba(124, 138, 168, 0.1); padding: 64px 0; }
.offers-head { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 32px; flex-wrap: wrap; gap: 16px; }
.offers-head p { color: var(--slate-400); margin: 0; max-width: 420px; }
.offer-card .tag { font-family: var(--font-mono); font-size: 11px; color: var(--status-major); letter-spacing: 0.08em; }
.offer-card h3 { font-size: 1.05rem; margin: 10px 0; }
.offer-card p { color: var(--slate-400); font-size: 14px; margin: 0; }

/* ---------- Feature grid (numbered) ---------- */
.feat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: rgba(124,138,168,0.15); border: 1px solid rgba(124,138,168,0.15); margin-top: 32px; }
.feat-card { background: var(--navy-800); padding: 28px 24px; }
.feat-card .num { font-family: var(--font-mono); color: var(--cyan-400); font-size: 12px; letter-spacing: 0.1em; }
.feat-card h3 { font-size: 1rem; margin: 12px 0 8px; }
.feat-card p { color: var(--slate-400); font-size: 14px; margin: 0; }
@media (max-width: 768px) { .feat-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .feat-grid { grid-template-columns: 1fr; } }

/* ---------- Report / ticket form two-column rows ---------- */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }

/* ---------- Admin CMS panel (client-side content editor, carried over) ---------- */
#admin-login-overlay, #admin-panel { display: none; }
#admin-login-overlay { position: fixed; inset: 0; background: rgba(3,6,15,.88); z-index: 1000; align-items: center; justify-content: center; }
#admin-login-overlay.show { display: flex; }
.login-box { background: var(--navy-800); border: 1px solid rgba(124,138,168,0.2); border-radius: 12px; padding: 36px; width: 320px; max-width: 90vw; }
.login-box h3 { font-size: 1.1rem; margin-bottom: 6px; }
.login-box p { color: var(--slate-400); font-size: 13px; margin: 0 0 18px; }
.login-box input { width: 100%; background: var(--navy-900); border: 1px solid rgba(124,138,168,0.3); color: var(--silver-100); padding: 11px 12px; border-radius: 6px; margin-bottom: 12px; font-size: 14px; box-sizing: border-box; }
.login-box .err { color: var(--status-major); font-size: 13px; min-height: 18px; margin-bottom: 8px; }
#admin-panel.show { display: flex; }
#admin-panel { position: fixed; top: 0; right: 0; bottom: 0; width: 420px; max-width: 92vw; background: #03060f; border-left: 1px solid rgba(124,138,168,0.2); z-index: 900; flex-direction: column; box-shadow: -20px 0 60px rgba(0,0,0,.5); }
.admin-head { padding: 20px 22px; border-bottom: 1px solid rgba(124,138,168,0.2); display: flex; justify-content: space-between; align-items: center; }
.admin-head h3 { font-size: 14px; margin: 0; }
.admin-head button { background: none; border: 1px solid rgba(124,138,168,0.3); color: var(--slate-400); width: 32px; height: 32px; border-radius: 6px; cursor: pointer; }
.admin-body { overflow-y: auto; padding: 18px 22px; flex-grow: 1; }
.admin-group { margin-bottom: 22px; border-bottom: 1px solid rgba(124,138,168,0.15); padding-bottom: 18px; }
.admin-group h4 { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; color: var(--cyan-400); text-transform: uppercase; margin: 0 0 12px; }
.admin-field { margin-bottom: 12px; }
.admin-field label { display: block; font-size: 12px; color: var(--slate-400); margin-bottom: 5px; }
.admin-field input, .admin-field textarea { width: 100%; background: var(--navy-900); border: 1px solid rgba(124,138,168,0.3); color: var(--silver-100); padding: 8px 10px; border-radius: 5px; font-size: 13px; font-family: var(--font-body); box-sizing: border-box; }
.admin-field textarea { resize: vertical; min-height: 52px; }
.admin-foot { padding: 18px 22px; border-top: 1px solid rgba(124,138,168,0.2); display: flex; gap: 10px; flex-wrap: wrap; }
.admin-foot .btn { padding: 10px 16px; font-size: 13px; flex: 1; }
#admin-status { font-size: 12px; color: var(--cyan-400); padding: 0 22px 12px; min-height: 16px; }
.logo-upload-row { display: flex; align-items: center; gap: 12px; margin-bottom: 6px; }
.logo-upload-row img { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; border: 1px solid rgba(124,138,168,0.3); }
.admin-link { background: none; border: 1px solid rgba(124,138,168,0.3); color: rgba(124,138,168,0.9); font-size: 12px; padding: 6px 12px; border-radius: 5px; cursor: pointer; font-family: var(--font-mono); }
.admin-link:hover { color: var(--cyan-400); border-color: var(--cyan-400); }
.foot-bottom-row { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; margin-top: 16px; }