/* CyberSecuriosity — Professional single-page site styles */
/* Design tokens */
:root {
  --bg: #0b1220;
  --bg-alt: #0e1628;
  --text: #e6eefc;
  --muted: #a6b2c9;
  --primary: #65d1ff;
  --primary-strong: #00b7ff;
  --accent: #7c4dff;
  --card: #111a2d;
  --border: rgba(255,255,255,0.08);
  --shadow: 0 10px 30px rgba(0,0,0,0.35), 0 2px 8px rgba(0,0,0,0.2);
  --radius: 14px;
  --radius-sm: 10px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, Helvetica Neue, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: radial-gradient(1200px 800px at 85% -10%, rgba(124,77,255,0.12), transparent 60%),
              radial-gradient(900px 600px at 10% -20%, rgba(101,209,255,0.12), transparent 55%),
              var(--bg);
  line-height: 1.6;
}

img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-strong); }

.skip-link {
  position: absolute; left: -999px; top: -999px; background: #000; color: #fff; padding: 8px 12px; border-radius: 6px;
}
.skip-link:focus { left: 16px; top: 16px; z-index: 1000; }

.container { width: min(100% - 2rem, var(--container)); margin-inline: auto; }

.h1 { font-size: clamp(2rem, 3.3vw + 1rem, 3.2rem); line-height: 1.1; margin: 0 0 12px; letter-spacing: 0.2px; }
.h2 { font-size: clamp(1.7rem, 1.8vw + 1rem, 2.2rem); margin: 0 0 8px; }
.h4 { font-size: 1.05rem; margin: 0 0 6px; }
.lead { font-size: 1.125rem; color: var(--muted); margin: 0 0 22px; }
.subtle { font-size: 0.95rem; color: var(--muted); }

.btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 18px; border-radius: 999px; border: 1px solid var(--border); color: var(--text); background: transparent; transition: 200ms ease; cursor: pointer; }
.btn--primary { background: linear-gradient(135deg, var(--primary), var(--accent)); color: #001018; border: none; box-shadow: 0 8px 18px rgba(124,77,255,0.25), inset 0 0 0 1px rgba(255,255,255,0.1); }
.btn--primary:hover { filter: brightness(1.05); transform: translateY(-1px); }
.btn--ghost { background: rgba(255,255,255,0.03); }
.btn--small { padding: 10px 14px; font-size: 0.95rem; }

.site-header { position: sticky; top: 0; z-index: 50; border-bottom: 1px solid var(--border); backdrop-filter: saturate(140%) blur(10px); background: rgba(11,18,32,0.6); }
.header-inner { display: grid; grid-template-columns: auto auto 1fr; align-items: center; gap: 14px; padding: 14px 0; }
.socials--brand { justify-self: start; }
.nav { justify-self: end; }
.header-actions { display: none; align-items: center; gap: 14px; }
.socials--desktop { display: inline-flex; }
.header-contact { display: none; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); }
.brand-mark { flex: 0 0 auto; filter: drop-shadow(0 4px 10px rgba(101,209,255,0.35)); }
.brand-logo { width: 64px; height: 64px; object-fit: contain; display: block; filter: drop-shadow(0 4px 10px rgba(101,209,255,0.2)); }
.brand-name { font-weight: 700; letter-spacing: 0.2px; }

.nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 20px; align-items: center; }
.nav a { color: var(--text); opacity: 0.9; }
.nav a:hover { opacity: 1; }
.nav ul > li > a:not(.btn) { position: relative; padding: 6px 0; }
.nav ul > li > a:not(.btn)::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: -6px; height: 2px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  transform: scaleX(0); transform-origin: left; transition: transform 180ms ease;
  opacity: 0.9;
}
.nav ul > li > a:not(.btn):hover::after { transform: scaleX(1); }
.nav-toggle { display: none; background: transparent; border: none; cursor: pointer; }
.nav-toggle-bar { display: block; width: 24px; height: 2px; background: var(--text); margin: 5px 0; border-radius: 2px; }
/* socials in header/footer */
.socials { display: inline-flex; gap: 10px; align-items: center; }
.socials .icon { width: 18px; height: 18px; color: var(--muted); opacity: 0.9; transition: 150ms ease; }
.socials .icon:hover { color: var(--text); opacity: 1; }
.socials--header { display: none; }

@media (max-width: 1100px) {
  .header-actions { display: none; }
}
@media (min-width: 861px) { .header-actions { display: none; } }
@media (max-width: 860px) {
  .nav { position: fixed; inset: 64px 0 auto 0; background: rgba(11,18,32,0.95); border-bottom: 1px solid var(--border); transform: translateY(-120%); transition: transform 220ms ease; }
  .nav.open { transform: translateY(0); }
  .nav ul { flex-direction: column; padding: 16px; gap: 12px; }
  .nav-toggle { display: inline-block; }
  .socials--header { display: inline-flex; }
  .header-contact { display: inline-flex; }
}

.section { padding: clamp(56px, 8vw, 96px) 0; }
.section.alt { background: linear-gradient(180deg, var(--bg-alt), var(--bg)); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-header { text-align: center; margin-bottom: 32px; }
.section-header p { color: var(--muted); max-width: 760px; margin: 8px auto 0; }

.grid-2 { display: grid; grid-template-columns: 1.15fr 1fr; gap: clamp(20px, 3vw, 38px); align-items: center; }
@media (max-width: 960px) { .grid-2 { grid-template-columns: 1fr; } }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
@media (max-width: 960px) { .grid-3 { grid-template-columns: 1fr; } }

.hero { padding-top: 42px; }
.hero-copy .cta-group { display: flex; gap: 12px; flex-wrap: wrap; margin: 8px 0 12px; }
.hero-desc { color: var(--muted); max-width: 52ch; margin: 8px 0 10px; }
.hero-art { position: relative; min-height: 380px; }
.hero-picture, .hero-img { position: absolute; inset: 0; }
.hero-link { display: block; position: absolute; inset: 0; border-radius: var(--radius); overflow: hidden; }
.hero-link:focus-visible { outline: 3px solid rgba(124,77,255,0.65); outline-offset: 3px; }
.hero-img { width: 100%; height: 100%; object-fit: cover; object-position: center; border-radius: var(--radius); border: 1px solid var(--border); box-shadow: var(--shadow); opacity: 1; transition: transform 220ms ease; }
.hero-link:hover .hero-img { transform: scale(1.01); }
.globe { position: absolute; inset: 0; background: radial-gradient(closest-side, rgba(101,209,255,0.12), transparent 70%); border-radius: 50%; filter: blur(8px); pointer-events: none; }
.grid-mesh { position: absolute; inset: 6% 4% 2% 4%; border-radius: var(--radius); background: linear-gradient(180deg, rgba(124,77,255,0.18), rgba(101,209,255,0.1)); box-shadow: var(--shadow); opacity: 0.9; pointer-events: none; }

.cards { margin-top: 18px; }
.card { background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01)); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; box-shadow: 0 6px 16px rgba(0,0,0,0.25); transition: transform 220ms ease, box-shadow 220ms ease, border-color 220ms ease, background 220ms ease; }
.cards .card:hover { transform: translateY(-6px); box-shadow: 0 14px 28px rgba(0,0,0,0.35), 0 4px 10px rgba(0,0,0,0.25); border-color: rgba(124,77,255,0.45); background: linear-gradient(180deg, rgba(124,77,255,0.10), rgba(255,255,255,0.02)); }
.card p { color: var(--muted); }
.card.highlight { background: linear-gradient(180deg, rgba(124,77,255,0.12), rgba(255,255,255,0.02)); border-color: rgba(124,77,255,0.35); }
/* media card with icon on left */
.card.media { display: grid; grid-template-columns: 52px 1fr; gap: 14px; align-items: start; }
.media-icon { display: grid; place-items: center; width: 52px; height: 52px; border-radius: 12px; background: rgba(124,77,255,0.14); border: 1px solid rgba(124,77,255,0.32); color: var(--primary); box-shadow: inset 0 0 22px rgba(124,77,255,0.2); }
.media-icon svg { width: 28px; height: 28px; }
.media-body h3 { margin-top: 2px; }

.checklist { margin: 12px 0 0; padding-left: 0; list-style: none; }
.checklist li { margin: 10px 0; padding-left: 28px; position: relative; color: var(--text); }
.checklist li::before { content: ""; position: absolute; left: 0; top: 8px; width: 18px; height: 18px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--accent)); box-shadow: 0 6px 14px rgba(124,77,255,0.35); }

.stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 14px; align-items: stretch; }
.stat { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 16px; text-align: center; display: grid; gap: 6px; }
.stat-num { display: block; font-size: 2rem; font-weight: 800; letter-spacing: 0.4px; min-height: 2.4rem; }
.stat-label { color: var(--muted); font-size: 0.95rem; }
@media (max-width: 960px) { .stats { grid-template-columns: repeat(2, minmax(0,1fr)); } }
@media (max-width: 600px) { .stats { grid-template-columns: 1fr; } }

.timeline { counter-reset: step; max-width: 820px; margin: 0 auto; list-style: none; padding: 0; }
.timeline li { position: relative; margin: 16px 0; padding-left: 40px; color: var(--muted); }
.timeline li strong { color: var(--text); }
.timeline li::before { counter-increment: step; content: counter(step); position: absolute; left: 0; top: 0; width: 28px; height: 28px; border-radius: 50%; background: linear-gradient(135deg, var(--primary), var(--accent)); color: #001018; font-weight: 700; display: grid; place-items: center; }

/* approach slider */
.approach-grid { align-items: start; }
.approach-grid > *:first-child { align-self: start; }
.approach-grid > *:last-child { align-self: start; padding-top: 4px; }
.approach-slider { position: relative; }
.slider { position: sticky; top: 84px; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01)); box-shadow: 0 6px 16px rgba(0,0,0,0.25); width: 100%; max-width: 680px; margin-inline: auto; }
.slides { position: relative; aspect-ratio: 540.906 / 360.594; line-height: 0; }
.slide { position: absolute; inset: 0; opacity: 0; transition: opacity 350ms ease; display: grid; margin: 0; }
.slide.is-active { opacity: 1; }
.slide img { width: 100%; height: 100%; object-fit: cover; display: block; }
.slide figcaption { position: absolute; left: 12px; bottom: 12px; background: rgba(0,0,0,0.5); backdrop-filter: blur(6px); color: var(--text); padding: 6px 10px; border-radius: 10px; border: 1px solid var(--border); font-size: .9rem; }
.progress { position: absolute; left: 0; right: 0; bottom: 0; height: 4px; background: rgba(255,255,255,0.12); }
.progress .bar { width: 0%; height: 100%; background: linear-gradient(135deg, var(--primary), var(--accent)); transition: none; }

.cta .center { text-align: center; }

.contact-form { background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01)); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; box-shadow: 0 6px 16px rgba(0,0,0,0.25); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.form-grid .full { grid-column: 1 / -1; }
.contact-form label { display: grid; gap: 8px; font-size: 0.95rem; }
.contact-form input, .contact-form select, .contact-form textarea {
  width: 100%; background: rgba(255,255,255,0.03); border: 1px solid var(--border); color: var(--text);
  border-radius: 10px; padding: 12px 12px; outline: none; transition: 180ms ease;
}
.contact-form input:focus, .contact-form select:focus, .contact-form textarea:focus {
  border-color: rgba(124,77,255,0.45); box-shadow: 0 0 0 4px rgba(124,77,255,0.12);
}
.form-actions { display: flex; align-items: center; gap: 14px; margin-top: 12px; flex-wrap: wrap; }
.form-note { color: var(--muted); }
.form-status { margin: 8px 0 0; color: var(--muted); min-height: 1.2em; }

.site-footer { border-top: 1px solid var(--border); padding: 22px 0; background: rgba(0,0,0,0.2); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.footer-nav { display: flex; gap: 14px; }
.footer-brand { color: var(--muted); display: flex; gap: 10px; align-items: center; }
.footer-brand .dot { opacity: 0.6; }

/* Scroll reveal basics */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity 500ms ease, transform 500ms ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { transition-duration: 0.001ms !important; animation-duration: 0.001ms !important; }
  .reveal { opacity: 1; transform: none; }
}