/*
Theme Name: TPH Revamp
Theme URI: https://tphsoftwaretech.com
Author: Antigravity
Author URI: https://tphsoftwaretech.com
Description: A lightweight, modern, and high-performance theme for TPH Software Technologies.
Version: 1.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: tph-revamp
*/

/* --- CSS Variables --- */
:root {
  --primary-color: #0ea5e9; /* Vibrant blue */
  --primary-hover: #0284c7;
  --secondary-color: #8b5cf6; /* Vibrant purple */
  --bg-dark: #0f172a; /* Slate 900 */
  --bg-darker: #020617; /* Slate 950 */
  --bg-glass: rgba(30, 41, 59, 0.7);
  --text-main: #f8fafc; /* Slate 50 */
  --text-muted: #94a3b8; /* Slate 400 */
  --border-color: rgba(255, 255, 255, 0.1);
  --font-main: 'Inter', sans-serif;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-darker);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: var(--transition);
}

a:hover {
  color: var(--primary-hover);
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }

/* --- Layout & Glassmorphism --- */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.glass-panel {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 2rem;
  transition: var(--transition);
}
.glass-panel:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  border-color: rgba(255, 255, 255, 0.2);
}

/* --- Header --- */
.site-header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(2, 6, 23, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  padding: 1rem 0;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.site-branding {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}
.site-branding a {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  color: var(--primary-color);
}

.main-navigation ul {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.main-navigation a {
  color: var(--text-main);
  font-weight: 500;
  font-size: 0.95rem;
}

.main-navigation a:hover {
  color: var(--primary-color);
}

/* --- Buttons --- */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: #fff;
  box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(14, 165, 233, 0.4);
  color: #fff;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
}
.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
}

/* --- Hero Section --- */
.hero {
  padding: 12rem 0 8rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, rgba(2, 6, 23, 0) 70%);
  z-index: -1;
}

.hero p {
  font-size: 1.25rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 2rem;
}

/* --- Grid Layouts --- */
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; }

/* --- Services / Features --- */
.section { padding: 5rem 0; }
.section-title { text-align: center; margin-bottom: 3rem; }
.section-title h2 { font-size: 2.5rem; }
.section-title p { color: var(--text-muted); }

.service-card {
  text-align: center;
}
.service-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
.service-card h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }
.service-card p { color: var(--text-muted); font-size: 0.95rem; }

/* --- Content pages --- */
.page-content p { margin-bottom: 1rem; }
.page-content h2 { margin-top: 2rem; margin-bottom: 1rem; color: var(--text-main); font-size: 1.8rem; }
.page-content h3 { margin-top: 1.5rem; margin-bottom: 1rem; color: var(--text-main); font-size: 1.4rem; }
.page-content ul { margin-left: 1.5rem; margin-bottom: 1rem; }
.page-content li { margin-bottom: 0.5rem; }

/* --- Footer --- */
.site-footer {
  background: var(--bg-dark);
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 2rem;
  margin-top: 4rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}
.footer-col h3 { font-size: 1.25rem; margin-bottom: 1.5rem; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.75rem; }
.footer-col ul li a { color: var(--text-muted); }
.footer-col ul li a:hover { color: var(--primary-color); }
.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* --- Mobile Nav --- */
@media (max-width: 768px) {
  .main-navigation ul {
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
  }
  .site-header .container {
    flex-direction: column;
    gap: 1rem;
  }
  .hero {
    padding: 10rem 0 5rem;
  }
}