/*
Theme Name: AINEA Technology
Theme URI: https://aineatechnology.com
Author: AINEA Technology
Author URI: https://aineatechnology.com
Description: A high-performance, conversion-focused WordPress theme for AI Automation Agency SaaS. Features dark/light mode, glassmorphism UI, modular components, Custom Post Types, REST API endpoints, and AI-ready integrations.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.5
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: ainea
Tags: ai, automation, saas, dark-mode, agency, technology, custom-colors, custom-logo, featured-images, full-width-template
*/

/* ==========================================================================
   DESIGN TOKENS
   ========================================================================== */
:root {
  /* Primary Colors */
  --color-primary: #1a1a4e;
  --color-primary-light: #2d2d7a;
  --color-primary-dark: #0d0d2b;

  /* Accent Colors */
  --color-accent-cyan: #00e5ff;
  --color-accent-purple: #9c27ff;
  --color-accent-indigo: #4f46e5;
  --color-accent-pink: #ec4899;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #4f46e5, #9c27ff);
  --gradient-accent: linear-gradient(135deg, #00e5ff, #4f46e5);
  --gradient-cta: linear-gradient(135deg, #ec4899, #9c27ff, #4f46e5);
  --gradient-glow: radial-gradient(circle, rgba(79,70,229,0.3) 0%, transparent 70%);
  --gradient-hero: linear-gradient(180deg, rgba(13,13,43,0.95) 0%, rgba(26,26,78,0.8) 100%);

  /* Dark Mode (Default) */
  --bg-primary: #070b14;
  --bg-secondary: #0d1321;
  --bg-tertiary: #131a2e;
  --bg-card: rgba(19, 26, 46, 0.7);
  --bg-glass: rgba(19, 26, 46, 0.4);

  --text-primary: #f0f2f5;
  --text-secondary: #a1a7b5;
  --text-muted: #6b7280;

  --border-color: rgba(79, 70, 229, 0.2);
  --border-glow: rgba(0, 229, 255, 0.3);

  /* Typography */
  --font-heading: 'Inter', system-ui, -apple-system, sans-serif;
  --font-body: 'Poppins', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  --fs-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8rem);
  --fs-sm: clamp(0.85rem, 0.8rem + 0.25vw, 0.9rem);
  --fs-base: clamp(0.95rem, 0.9rem + 0.25vw, 1rem);
  --fs-md: clamp(1.05rem, 1rem + 0.3vw, 1.15rem);
  --fs-lg: clamp(1.25rem, 1.1rem + 0.5vw, 1.5rem);
  --fs-xl: clamp(1.5rem, 1.2rem + 1vw, 2rem);
  --fs-2xl: clamp(2rem, 1.5rem + 1.5vw, 2.75rem);
  --fs-3xl: clamp(2.5rem, 1.8rem + 2vw, 3.5rem);
  --fs-4xl: clamp(3rem, 2rem + 3vw, 4.5rem);

  --fw-normal: 400;
  --fw-medium: 500;
  --fw-semibold: 600;
  --fw-bold: 700;
  --fw-extrabold: 800;

  --lh-tight: 1.15;
  --lh-snug: 1.3;
  --lh-normal: 1.6;
  --lh-relaxed: 1.8;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.5);
  --shadow-xl: 0 16px 50px rgba(0,0,0,0.6);
  --shadow-glow: 0 0 30px rgba(79,70,229,0.3);
  --shadow-glow-cyan: 0 0 30px rgba(0,229,255,0.2);
  --shadow-glow-purple: 0 0 30px rgba(156,39,255,0.2);

  /* Layout */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1200px;
  --container-2xl: 1440px;

  /* Transitions */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --duration-fast: 150ms;
  --duration-normal: 300ms;
  --duration-slow: 500ms;

  /* Z-index layers */
  --z-dropdown: 100;
  --z-sticky: 200;
  --z-header: 300;
  --z-overlay: 400;
  --z-modal: 500;
  --z-chat: 600;
}

/* Light Mode */
[data-theme="light"] {
  --bg-primary: #f8f9fc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f0f2f8;
  --bg-card: rgba(255, 255, 255, 0.8);
  --bg-glass: rgba(255, 255, 255, 0.6);

  --text-primary: #0d1321;
  --text-secondary: #4a5568;
  --text-muted: #9ca3af;

  --border-color: rgba(79, 70, 229, 0.15);
  --border-glow: rgba(79, 70, 229, 0.2);

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --shadow-xl: 0 16px 50px rgba(0,0,0,0.15);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: var(--fw-normal);
  line-height: var(--lh-normal);
  color: var(--text-primary);
  background-color: var(--bg-primary);
  overflow-x: hidden;
  transition: background-color var(--duration-normal) var(--ease-out),
              color var(--duration-normal) var(--ease-out);
}

img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent-cyan); text-decoration: none; transition: color var(--duration-fast); }
a:hover { color: var(--color-accent-purple); }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  line-height: var(--lh-tight);
  color: var(--text-primary);
}
h1 { font-size: var(--fs-4xl); }
h2 { font-size: var(--fs-3xl); }
h3 { font-size: var(--fs-2xl); }
h4 { font-size: var(--fs-xl); }
h5 { font-size: var(--fs-lg); }
h6 { font-size: var(--fs-md); }

p { margin-bottom: var(--space-md); color: var(--text-secondary); }
ul, ol { list-style: none; }

/* ==========================================================================
   LAYOUT
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-xl);
}
.container--wide { max-width: var(--container-2xl); }
.container--narrow { max-width: var(--container-md); }

.section {
  padding: var(--space-5xl) 0;
  position: relative;
  overflow: hidden;
}
.section--dark { background-color: var(--bg-secondary); }
.section--gradient { background: var(--gradient-hero); }

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

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

/* ==========================================================================
   GLASSMORPHISM
   ========================================================================== */
.glass {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
}
.glass--strong {
  background: var(--bg-glass);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  border: 1px solid var(--border-glow);
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.875rem 2rem;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  line-height: 1;
  text-decoration: none;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--gradient-cta);
  color: #ffffff;
  box-shadow: var(--shadow-glow);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(79,70,229,0.5);
  color: #ffffff;
}

.btn--secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}
.btn--secondary:hover {
  border-color: var(--color-accent-cyan);
  box-shadow: var(--shadow-glow-cyan);
  color: var(--color-accent-cyan);
}

.btn--ghost {
  background: transparent;
  color: var(--color-accent-cyan);
  padding: 0.875rem 1rem;
}
.btn--ghost:hover { color: var(--color-accent-purple); }

.btn--lg { padding: 1.125rem 2.5rem; font-size: var(--fs-base); }
.btn--sm { padding: 0.625rem 1.25rem; font-size: var(--fs-xs); }

.btn__icon { width: 1.25em; height: 1.25em; transition: transform var(--duration-fast); }
.btn:hover .btn__icon { transform: translateX(3px); }

/* ==========================================================================
   CARDS
   ========================================================================== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  transition: all var(--duration-normal) var(--ease-out);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
  z-index: 0;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
}
.card:hover::before { opacity: 0.05; }
.card > * { position: relative; z-index: 1; }

.card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-lg);
  background: var(--gradient-primary);
  margin-bottom: var(--space-lg);
  color: #fff;
  font-size: 1.5rem;
}

.card__title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-sm);
}

.card__text {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  line-height: var(--lh-relaxed);
}

/* ==========================================================================
   UTILITY CLASSES
   ========================================================================== */
.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-gradient--accent {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--fs-xs);
  font-weight: var(--fw-semibold);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent-cyan);
  margin-bottom: var(--space-lg);
}
.section-label::before, .section-label::after {
  content: '•';
  color: var(--color-accent-purple);
}

.section-title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-extrabold);
  margin-bottom: var(--space-lg);
  max-width: 700px;
}
.section-title--center { text-align: center; margin-inline: auto; }
.section-subtitle {
  font-size: var(--fs-md);
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: var(--space-3xl);
}
.section-subtitle--center { text-align: center; margin-inline: auto; }

.text-center { text-align: center; }
.mx-auto { margin-inline: auto; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); border: 0;
}

/* ==========================================================================
   ANIMATIONS
   ========================================================================== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(79,70,229,0.2); }
  50% { box-shadow: 0 0 40px rgba(79,70,229,0.4); }
}
@keyframes gradientShift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
@keyframes typing {
  from { width: 0; }
  to { width: 100%; }
}
@keyframes blink {
  50% { border-color: transparent; }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}
.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.animate-delay-1 { transition-delay: 0.1s; }
.animate-delay-2 { transition-delay: 0.2s; }
.animate-delay-3 { transition-delay: 0.3s; }
.animate-delay-4 { transition-delay: 0.4s; }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 1200px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 1024px) {
  .grid--3 { grid-template-columns: repeat(2, 1fr); }
  .section { padding: var(--space-4xl) 0; }
}
@media (max-width: 768px) {
  .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
  .container { padding: 0 var(--space-lg); }
  .section { padding: var(--space-3xl) 0; }
}
@media (max-width: 480px) {
  .container { padding: 0 var(--space-md); }
  .btn { padding: 0.75rem 1.5rem; }
  .btn--lg { padding: 0.875rem 2rem; }
}