/*
Theme Name: LytHub Technologies
Theme URI: https://lythubtechnologies.com
Author: LytHub Technologies
Author URI: https://lythubtechnologies.com
Description: A premium, modern technology company theme for LytHub Technologies — showcasing products, services, and partnerships with a cutting-edge dark design.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: lythub
Tags: technology, dark, modern, business, portfolio
*/

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  /* Colors */
  --clr-bg:           #080c1a;
  --clr-bg-2:         #0d1226;
  --clr-bg-card:      rgba(255,255,255,0.04);
  --clr-border:       rgba(255,255,255,0.08);
  --clr-primary:      #4f6ef7;
  --clr-primary-glow: rgba(79,110,247,0.35);
  --clr-accent:       #00d4ff;
  --clr-accent-glow:  rgba(0,212,255,0.25);
  --clr-purple:       #8b5cf6;
  --clr-purple-glow:  rgba(139,92,246,0.3);
  --clr-text:         #f1f3fa;
  --clr-text-muted:   #a8b2d1;
  --clr-text-dim:     #7887a8;
  --clr-white:        #ffffff;

  /* Gradients */
  --grad-hero:   linear-gradient(135deg, #080c1a 0%, #0d1226 40%, #0a0d1f 100%);
  --grad-primary: linear-gradient(135deg, #4f6ef7, #8b5cf6);
  --grad-accent:  linear-gradient(135deg, #00d4ff, #4f6ef7);
  --grad-card:    linear-gradient(135deg, rgba(79,110,247,0.1), rgba(139,92,246,0.05));

  /* Typography */
  --font-display: 'Space Grotesk', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Spacing */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  1.5rem;
  --space-lg:  2.5rem;
  --space-xl:  4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-glow-blue:   0 0 40px rgba(79,110,247,0.2);
  --shadow-glow-cyan:   0 0 40px rgba(0,212,255,0.15);
  --shadow-card:        0 8px 40px rgba(0,0,0,0.4);
  --shadow-card-hover:  0 20px 60px rgba(0,0,0,0.5), 0 0 40px rgba(79,110,247,0.15);

  /* Transitions */
  --transition-fast:   0.15s ease;
  --transition-base:   0.3s ease;
  --transition-slow:   0.5s ease;
  --transition-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ============================================================
   RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 17px;
  overflow-x: hidden;
  max-width: 100vw;
}

body {
  font-family: var(--font-body);
  background-color: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.7;
  overflow-x: hidden;
  max-width: 100vw;
  width: 100%;
  -webkit-font-smoothing: antialiased;
}

img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--clr-white);
}

h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(1.8rem, 4vw, 3rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p { color: var(--clr-text-muted); line-height: 1.85; font-size: 1.05rem; }

.text-gradient {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-cyan {
  background: var(--grad-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================================
   LAYOUT UTILITIES
   ============================================================ */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--wide {
  max-width: 1400px;
}

.section {
  padding: var(--space-3xl) 0;
  position: relative;
}

.section--sm { padding: var(--space-xl) 0; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-lg); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-md); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }

/* ============================================================
   SECTION HEADERS
   ============================================================ */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--clr-accent);
  margin-bottom: var(--space-sm);
  padding: 0.35rem 1rem;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
  border-radius: var(--radius-full);
}

.section-title {
  margin-bottom: var(--space-sm);
}

.section-subtitle {
  font-size: 1.1rem;
  max-width: 600px;
  color: var(--clr-text-muted);
  margin-bottom: var(--space-lg);
}

.section-header {
  margin-bottom: var(--space-xl);
}

.section-header--center {
  text-align: center;
}

.section-header--center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  z-index: 1;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity var(--transition-base);
  z-index: -1;
  border-radius: inherit;
}

.btn:hover::before { opacity: 1; }

.btn-primary {
  background: var(--grad-primary);
  color: var(--clr-white);
  box-shadow: 0 4px 20px var(--clr-primary-glow);
}

.btn-primary::before {
  background: linear-gradient(135deg, #6b84ff, #a87aff);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--clr-primary-glow), 0 0 0 1px rgba(79,110,247,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--clr-text);
  border: 1px solid var(--clr-border);
  backdrop-filter: blur(10px);
}

.btn-outline::before {
  background: rgba(255,255,255,0.05);
}

.btn-outline:hover {
  border-color: var(--clr-primary);
  color: var(--clr-white);
  transform: translateY(-2px);
}

.btn-accent {
  background: var(--grad-accent);
  color: var(--clr-bg);
  font-weight: 700;
  box-shadow: 0 4px 20px var(--clr-accent-glow);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--clr-accent-glow);
}

.btn-lg {
  padding: 1.1rem 2.5rem;
  font-size: 1rem;
}

/* ============================================================
   CARDS
   ============================================================ */
.card {
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(20px);
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: var(--grad-card);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card:hover {
  border-color: rgba(79,110,247,0.3);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-6px);
}

.card:hover::before { opacity: 1; }

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-md);
  font-size: 1.5rem;
  background: var(--grad-primary);
  position: relative;
  z-index: 1;
}

.card-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--clr-white);
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

.card-text {
  font-size: 0.95rem;
  color: var(--clr-text-muted);
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

/* ============================================================
   GLOW DECORATIONS
   ============================================================ */
.glow-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  z-index: 0;
}

.glow-blob--blue {
  background: radial-gradient(circle, rgba(79,110,247,0.3) 0%, transparent 70%);
}

.glow-blob--cyan {
  background: radial-gradient(circle, rgba(0,212,255,0.2) 0%, transparent 70%);
}

.glow-blob--purple {
  background: radial-gradient(circle, rgba(139,92,246,0.25) 0%, transparent 70%);
}

/* ============================================================
   BADGE / CHIP
   ============================================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  background: rgba(79,110,247,0.15);
  color: var(--clr-primary);
  border: 1px solid rgba(79,110,247,0.25);
}

.badge--accent {
  background: rgba(0,212,255,0.1);
  color: var(--clr-accent);
  border-color: rgba(0,212,255,0.2);
}

.badge--purple {
  background: rgba(139,92,246,0.12);
  color: var(--clr-purple);
  border-color: rgba(139,92,246,0.25);
}

/* ============================================================
   DIVIDER / SEPARATOR
   ============================================================ */
.divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--clr-border), transparent);
  margin: var(--space-lg) 0;
}

/* ============================================================
   SCROLL REVEAL UTILITY
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section { padding: var(--space-2xl) 0; }
  .section--sm { padding: var(--space-lg) 0; }
}

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--clr-bg); }
::-webkit-scrollbar-thumb {
  background: var(--clr-primary);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover { background: var(--clr-accent); }

/* ============================================================
   SELECTION
   ============================================================ */
::selection {
  background: rgba(79,110,247,0.3);
  color: var(--clr-white);
}