/* =============================================================================
   NexusCloudIT — Enterprise Design System
   Art direction: Cybersecurity + Cloud → Dark, authoritative, cutting-edge
   Palette: Deep navy/dark bg, purple-to-cyan gradients, white clean sections
   Typography: Plus Jakarta Sans (display) + Inter (body)
   Density: Spacious enterprise
   ============================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:ital,wght@0,300..800;1,300..800&family=Inter:wght@300..700&display=swap');

/* ─── CSS Custom Properties ─────────────────────────────────────────────── */
:root {
  /* Surfaces — Dark Enterprise */
  --color-bg:              #050a14;
  --color-surface:         #080f1f;
  --color-surface-2:       #0c1428;
  --color-surface-offset:  #0f1a32;
  --color-surface-offset-2:#13203d;
  --color-surface-dynamic: #1a2d50;
  --color-surface-glass:   rgba(8,15,31,0.7);
  --color-divider:         rgba(99,130,192,0.12);
  --color-border:          rgba(99,130,192,0.18);
  --color-border-bright:   rgba(56,189,248,0.3);

  /* Text */
  --color-text:            #e8edf5;
  --color-text-muted:      #8a9bb8;
  --color-text-faint:      #4a5d7e;
  --color-text-inverse:    #050a14;

  /* Primary Accent — Cyan/Sky */
  --color-primary:         #38bdf8;
  --color-primary-hover:   #7dd3fc;
  --color-primary-active:  #bae6fd;
  --color-primary-bg:      rgba(56,189,248,0.08);
  --color-primary-border:  rgba(56,189,248,0.25);

  /* Purple Gradient Anchor */
  --color-purple:          #a855f7;
  --color-purple-deep:     #7c3aed;
  --color-purple-bg:       rgba(168,85,247,0.08);

  /* Accent — Red/Orange alerts */
  --color-accent:          #f43f5e;
  --color-accent-hover:    #fb7185;
  --color-accent-bg:       rgba(244,63,94,0.08);

  /* Success */
  --color-success:         #22d3ee;
  --color-warning:         #f59e0b;
  --color-error:           #f43f5e;

  /* Gradients */
  --gradient-hero:         linear-gradient(135deg, #0c1428 0%, #0a0d1f 50%, #0d0824 100%);
  --gradient-primary:      linear-gradient(135deg, #38bdf8 0%, #818cf8 50%, #a855f7 100%);
  --gradient-purple-cyan:  linear-gradient(135deg, #7c3aed 0%, #2563eb 50%, #38bdf8 100%);
  --gradient-card:         linear-gradient(135deg, rgba(56,189,248,0.05) 0%, rgba(168,85,247,0.05) 100%);
  --gradient-glow:         radial-gradient(ellipse at center, rgba(56,189,248,0.15) 0%, transparent 70%);

  /* Typography */
  --font-display:          'Plus Jakarta Sans', 'Helvetica Neue', sans-serif;
  --font-body:             'Inter', 'Helvetica Neue', sans-serif;

  /* 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);
  --text-hero:  clamp(3rem,     0.5rem  + 7vw,    8rem);

  /* 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;
  --space-32: 8rem;

  /* Radius */
  --radius-sm:   0.375rem;
  --radius-md:   0.5rem;
  --radius-lg:   0.75rem;
  --radius-xl:   1rem;
  --radius-2xl:  1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.3);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.5), 0 2px 6px rgba(0,0,0,0.3);
  --shadow-lg:  0 12px 40px rgba(0,0,0,0.6), 0 4px 16px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 30px rgba(56,189,248,0.2), 0 0 60px rgba(56,189,248,0.08);
  --shadow-purple-glow: 0 0 30px rgba(168,85,247,0.25), 0 0 60px rgba(168,85,247,0.1);

  /* Transitions */
  --transition:  180ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --content-narrow:  640px;
  --content-default: 960px;
  --content-wide:    1280px;

  /* Header height */
  --header-h: 72px;
}

/* ─── Base Reset ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}
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, h5, h6 { text-wrap: balance; line-height: 1.15; font-family: var(--font-display); }
p, li, figcaption { text-wrap: pretty; max-width: 72ch; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; background: none; border: none; }
::selection { background: rgba(56,189,248,0.25); color: var(--color-text); }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 3px; border-radius: var(--radius-sm); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

/* ─── Typography Utilities ───────────────────────────────────────────────── */
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-gradient-purple {
  background: var(--gradient-purple-cyan);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
}
.section--sm { padding-block: clamp(var(--space-10), 5vw, var(--space-20)); }

.grid-auto { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(300px,100%), 1fr)); gap: var(--space-6); }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}
@media (min-width: 769px) and (max-width: 1024px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

/* ─── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  font-family: var(--font-display);
  border-radius: var(--radius-full);
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 0 20px rgba(56,189,248,0.3);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 0 30px rgba(56,189,248,0.5), var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary-border);
}
.btn-outline:hover {
  background: var(--color-primary-bg);
  border-color: var(--color-primary);
}
.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
}
.btn-ghost:hover { color: var(--color-text); background: var(--color-surface-2); }
.btn-lg { padding: var(--space-4) var(--space-8); font-size: var(--text-base); }
.btn-sm { padding: var(--space-2) var(--space-4); font-size: var(--text-xs); }

/* ─── Cards ──────────────────────────────────────────────────────────────── */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: var(--gradient-card);
  opacity: 0;
  transition: opacity var(--transition);
}
.card:hover { border-color: var(--color-border-bright); box-shadow: var(--shadow-glow); transform: translateY(-2px); }
.card:hover::before { opacity: 1; }

.card-glass {
  background: var(--color-surface-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}

/* ─── Badges ─────────────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  font-family: var(--font-display);
  border-radius: var(--radius-full);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.badge-primary { background: var(--color-primary-bg); color: var(--color-primary); border: 1px solid var(--color-primary-border); }
.badge-purple { background: var(--color-purple-bg); color: var(--color-purple); border: 1px solid rgba(168,85,247,0.2); }
.badge-red { background: var(--color-accent-bg); color: var(--color-accent); border: 1px solid rgba(244,63,94,0.2); }
.badge-success { background: rgba(34,211,238,0.08); color: var(--color-success); border: 1px solid rgba(34,211,238,0.2); }

/* ─── Section Labels ──────────────────────────────────────────────────────── */
.section-label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}
.section-eyebrow {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary);
}
.section-title {
  font-size: var(--text-2xl);
  font-weight: 800;
  font-family: var(--font-display);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}
.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 60ch;
  line-height: 1.7;
}

/* ─── Glowing Dividers ───────────────────────────────────────────────────── */
.glow-line {
  width: 60px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
  box-shadow: 0 0 12px rgba(56,189,248,0.5);
}

/* ─── Animated Background ────────────────────────────────────────────────── */
.bg-grid {
  background-image:
    linear-gradient(rgba(56,189,248,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(56,189,248,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
}
.bg-dots {
  background-image: radial-gradient(rgba(56,189,248,0.15) 1px, transparent 1px);
  background-size: 32px 32px;
}

/* ─── Stats Bar ──────────────────────────────────────────────────────────── */
.stat-item { text-align: center; }
.stat-number {
  font-size: var(--text-2xl);
  font-weight: 800;
  font-family: var(--font-display);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  line-height: 1.1;
}
.stat-label {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* ─── Forms ──────────────────────────────────────────────────────────────── */
.form-group { margin-bottom: var(--space-5); }
.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}
.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-size: var(--text-sm);
  transition: all var(--transition);
}
.form-input:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-bg); }
.form-input::placeholder { color: var(--color-text-faint); }
.form-select { appearance: none; cursor: pointer; }

/* ─── Scroll Animations ──────────────────────────────────────────────────── */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-in-left { opacity: 0; transform: translateX(-30px); transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1); }
.fade-in-left.visible { opacity: 1; transform: translateX(0); }
.fade-in-right { opacity: 0; transform: translateX(30px); transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1); }
.fade-in-right.visible { opacity: 1; transform: translateX(0); }

/* ─── Floating Animation ─────────────────────────────────────────────────── */
@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-12px)} }
@keyframes float-slow { 0%,100%{transform:translateY(0) rotate(0deg)} 50%{transform:translateY(-8px) rotate(2deg)} }
@keyframes pulse-glow { 0%,100%{opacity:0.6} 50%{opacity:1} }
@keyframes gradient-shift { 0%{background-position:0% 50%} 50%{background-position:100% 50%} 100%{background-position:0% 50%} }
@keyframes spin-slow { from{transform:rotate(0deg)} to{transform:rotate(360deg)} }
@keyframes counter { from{opacity:0;transform:translateY(10px)} to{opacity:1;transform:translateY(0)} }
@keyframes shimmer { 0%{background-position:-200% 0} 100%{background-position:200% 0} }
@keyframes scanline { 0%{transform:translateY(-100%)} 100%{transform:translateY(100vh)} }

.float { animation: float 4s ease-in-out infinite; }
.float-slow { animation: float-slow 6s ease-in-out infinite; }
.pulse-glow { animation: pulse-glow 2s ease-in-out infinite; }

/* ─── Skeleton Loader ────────────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--color-surface-offset) 25%, var(--color-surface-dynamic) 50%, var(--color-surface-offset) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: var(--radius-sm);
}

/* ─── Glassmorphism Panel ────────────────────────────────────────────────── */
.glass-panel {
  background: rgba(8,15,31,0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(56,189,248,0.12);
  border-radius: var(--radius-2xl);
}

/* ─── Neon Accents ───────────────────────────────────────────────────────── */
.neon-line {
  position: relative;
}
.neon-line::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-primary);
  box-shadow: 0 0 8px var(--color-primary);
}

/* ─── Scrollbar ──────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-surface-dynamic); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--color-primary); }

/* ─── Sr-Only ─────────────────────────────────────────────────────────────── */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0; }