/* ============================================================
   CyberGate Labs — Style Sheet
   Dark Cyberpunk / Navy Blue Theme
   ============================================================ */

/* ─── Design Tokens ─────────────────────────────────────────── */
:root {
  /* Type scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* CyberGate custom palette — deep navy + cyan */
  --color-bg:           #070d1a;
  --color-bg-alt:       #090f1f;
  --color-surface:      #0b1322;
  --color-surface-2:    #111d33;
  --color-surface-3:    #162040;
  --color-border:       #1c2d4d;
  --color-border-hover: #00f5ff40;

  --color-text:         #f0f4fa;
  --color-text-muted:   #7b8ea8;
  --color-text-faint:   #3d5478;

  --color-cyan:         #00f5ff;
  --color-cyan-dim:     #00f5ff20;
  --color-cyan-glow:    0 0 30px rgba(0, 245, 255, 0.15);
  --color-cyan-hover:   #00d4dd;
  --color-green:        #1ecc6b;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 300ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-default: 1100px;
  --content-narrow: 720px;

  /* Fonts */
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* ─── Base Reset ─────────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-20);
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"], ol[role="list"] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4 { text-wrap: balance; line-height: 1.15; }
p, li { text-wrap: pretty; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; background: none; border: none; }

::selection {
  background: rgba(0, 245, 255, 0.2);
  color: var(--color-text);
}

:focus-visible {
  outline: 2px solid var(--color-cyan);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ─── Layout Utilities ───────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 5vw, var(--space-12));
}

.section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}

.section--alt {
  background-color: var(--color-bg-alt);
}

.section-header {
  text-align: center;
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}

/* ─── Typography ─────────────────────────────────────────────── */
.eyebrow {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin-bottom: var(--space-3);
  font-family: var(--font-mono);
}

.section-title {
  font-size: var(--text-xl);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: -0.025em;
  margin-bottom: var(--space-4);
}

.section-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 56ch;
  margin-inline: auto;
}

.body-text {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 60ch;
  margin-bottom: var(--space-4);
}

.text-white { color: var(--color-text); }
.text-cyan  { color: var(--color-cyan); }

/* ─── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.6em 1.4em;
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), border-color var(--transition);
  white-space: nowrap;
  cursor: pointer;
}

.btn-primary {
  background: var(--color-cyan);
  color: #070d1a;
  border: 1.5px solid var(--color-cyan);
}
.btn-primary:hover {
  background: var(--color-cyan-hover);
  border-color: var(--color-cyan-hover);
  box-shadow: 0 0 20px rgba(0, 245, 255, 0.3);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid rgba(255,255,255,0.25);
}
.btn-ghost:hover {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
}

.btn-lg {
  padding: 0.8em 1.8em;
  font-size: var(--text-base);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* ─── Navigation ─────────────────────────────────────────────── */
.nav-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(7, 13, 26, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-slow);
}

.nav-header.scrolled {
  box-shadow: 0 4px 32px rgba(0, 0, 0, 0.4);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  max-width: var(--content-default);
  margin-inline: auto;
  padding: var(--space-4) clamp(var(--space-4), 5vw, var(--space-12));
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon { flex-shrink: 0; filter: drop-shadow(0 0 6px rgba(0, 245, 255, 0.4)); }

.logo-text {
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: -0.01em;
  display: flex;
}

.logo-white { color: var(--color-text); }
.logo-cyan  { color: var(--color-cyan); }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  list-style: none;
  margin-left: auto;
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition);
}
.nav-link:hover { color: var(--color-cyan); }

.nav-cta { margin-left: var(--space-4); }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* Mobile menu */
.mobile-menu {
  display: none;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6) clamp(var(--space-4), 5vw, var(--space-12));
  border-top: 1px solid var(--color-border);
  background: rgba(7, 13, 26, 0.98);
}

.mobile-menu.open { display: flex; }
.mobile-menu .nav-link { font-size: var(--text-base); color: var(--color-text-muted); }
.mobile-menu .btn { align-self: flex-start; }

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .nav-hamburger { display: flex; }
}

/* ─── Hero ───────────────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 80px; /* nav height */
  overflow: hidden;
}

/* Radial cyan glow */
.hero-bg-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80vw;
  height: 80vw;
  max-width: 900px;
  max-height: 900px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(0, 245, 255, 0.06) 0%, transparent 65%);
  pointer-events: none;
}

/* Decorative background icons */
.hero-decor {
  position: absolute;
  pointer-events: none;
}
.hero-decor--shield { top: 12%; left: 6%; }
.hero-decor--lock   { top: 40%; right: 6%; }
.hero-decor--network { bottom: 15%; left: 8%; }

.hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
  max-width: 780px;
  padding-inline: var(--space-6);
}

/* Hero shield */
.hero-shield-wrap {
  position: relative;
  width: 100px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-shield-pulse {
  position: absolute;
  inset: -20px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 245, 255, 0.12) 0%, transparent 70%);
  animation: pulse 2.5s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.hero-shield-icon {
  filter: drop-shadow(0 0 12px rgba(0, 245, 255, 0.5));
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-surface);
}

.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-cyan);
  box-shadow: 0 0 8px var(--color-cyan);
  animation: pulse-dot 2s ease-in-out infinite;
}

/* Hero title */
.hero-title {
  font-size: var(--text-3xl);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--color-text);
}

.hero-subtitle {
  font-size: var(--text-lg);
  font-weight: 300;
  color: var(--color-text);
  opacity: 0.9;
}

.hero-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 54ch;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  justify-content: center;
  margin-top: var(--space-2);
}

/* Trust badges */
.trust-badges {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  justify-content: center;
  margin-top: var(--space-4);
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-text-muted);
}

/* ─── Cards (Services) ───────────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

@media (max-width: 900px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 580px) {
  .services-grid { grid-template-columns: 1fr; }
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition-slow);
}
.card:hover {
  border-color: rgba(0, 245, 255, 0.35);
  box-shadow: var(--color-cyan-glow);
  transform: translateY(-2px);
}

.card-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: rgba(0, 245, 255, 0.08);
  color: var(--color-cyan);
  margin-bottom: var(--space-4);
  flex-shrink: 0;
}

.card-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.card-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ─── About ──────────────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 6vw, var(--space-16));
  align-items: start;
}

@media (max-width: 768px) {
  .about-grid { grid-template-columns: 1fr; }
}

.about-left .section-title { text-align: left; margin-inline: 0; }
.about-left .eyebrow { text-align: left; }

.stats-row {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
  margin-top: var(--space-8);
}

.stat {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.stat-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  background: rgba(0, 245, 255, 0.08);
  flex-shrink: 0;
}

.stat-value {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1;
}

.stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: var(--space-1);
}

/* Expertise card */
.expertise-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
}

.expertise-card-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-5);
}

.expertise-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  list-style: none;
}

.expertise-list li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ─── Expertise / Skills ─────────────────────────────────────── */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8) var(--space-10);
  margin-bottom: var(--space-12);
}

@media (max-width: 640px) {
  .skills-grid { grid-template-columns: 1fr; }
}

.skill-bar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-3);
}

.skill-name {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
}

.skill-sub {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

.skill-percent {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-cyan);
  font-family: var(--font-mono);
}

.skill-track {
  height: 6px;
  background: var(--color-surface-3);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.skill-fill {
  height: 100%;
  background: var(--color-cyan);
  border-radius: var(--radius-full);
  width: 0;
  transition: width 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.skill-fill.animated {
  width: var(--target);
}

/* Certification badge */
.cert-badge {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  max-width: 420px;
  margin-inline: auto;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-8);
}

.cert-avatar {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: rgba(0, 245, 255, 0.12);
  border: 2px solid var(--color-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-cyan);
  font-family: var(--font-mono);
  flex-shrink: 0;
}

.cert-title {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
}

.cert-sub {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* ─── Contact ────────────────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: clamp(var(--space-8), 6vw, var(--space-16));
  align-items: start;
}

@media (max-width: 768px) {
  .contact-grid { grid-template-columns: 1fr; }
}

.contact-info .section-title { text-align: left; margin-inline: 0; }
.contact-info .eyebrow { text-align: left; }

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  list-style: none;
  margin-top: var(--space-8);
}

.contact-details li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.contact-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-lg);
  background: rgba(0, 245, 255, 0.08);
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-1);
}

.contact-value {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: 500;
  transition: color var(--transition);
}
a.contact-value:hover { color: var(--color-cyan); }

/* Contact form */
.contact-form-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-6), 4vw, var(--space-10));
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

@media (max-width: 480px) {
  .form-row { grid-template-columns: 1fr; }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
}

.form-input {
  width: 100%;
  padding: 0.7em 1em;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface-3);
  color: var(--color-text);
  font-size: var(--text-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
  -webkit-appearance: none;
}

.form-input::placeholder { color: var(--color-text-faint); }

.form-input:focus {
  outline: none;
  border-color: var(--color-cyan);
  box-shadow: 0 0 0 3px rgba(0, 245, 255, 0.12);
}

.form-textarea {
  resize: vertical;
  min-height: 130px;
}

.form-success {
  font-size: var(--text-sm);
  color: var(--color-green);
  min-height: 1.5em;
  text-align: center;
}

/* ─── Footer ─────────────────────────────────────────────────── */
.footer {
  background: #050b12;
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-8);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
  margin-bottom: var(--space-4);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-copy {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.footer-tagline {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.footer-link {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition);
}
.footer-link:hover { color: var(--color-cyan); }

.footer-divider {
  color: var(--color-text-faint);
  font-size: var(--text-xs);
}

.footer-attribution {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-align: center;
}
.footer-attribution a {
  color: var(--color-text-faint);
  text-decoration: none;
  transition: color var(--transition);
}
.footer-attribution a:hover { color: var(--color-cyan); }

@media (max-width: 640px) {
  .footer-inner { flex-direction: column; align-items: flex-start; gap: var(--space-5); }
  .footer-tagline { display: none; }
}

/* ─── Scroll Reveal Animation ────────────────────────────────── */
.fade-in {
  animation: fadeInUp 0.7s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger children in grids */
.services-grid .card:nth-child(1) { transition-delay: 0ms; }
.services-grid .card:nth-child(2) { transition-delay: 80ms; }
.services-grid .card:nth-child(3) { transition-delay: 160ms; }
.services-grid .card:nth-child(4) { transition-delay: 240ms; }
.services-grid .card:nth-child(5) { transition-delay: 320ms; }
.services-grid .card:nth-child(6) { transition-delay: 400ms; }

/* ─── Keyframes ──────────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.08); }
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 8px var(--color-cyan); }
  50%       { opacity: 0.7; box-shadow: 0 0 4px var(--color-cyan); }
}