/*
Theme Name: Skillucent
Description: Professional AI Training & Services WordPress Theme - Modern, responsive theme for Skillucent's digital skills training business
Author: Skillucent Team
Version: 1.0.0
Requires at least: 5.0
Tested up to: 6.4
Requires PHP: 7.4
License: GPL v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: skillucent
Domain Path: /languages
Tags: business, education, training, ai, digital-marketing, one-page, responsive, custom-header, custom-menu, featured-images, flexible-header, custom-colors, editor-style, translation-ready
*/

/* Skillucent Design System - Professional AI Training Brand */

:root {
    /* Brand Colors */
    --background: 0 0% 100%;
    --foreground: 210 11% 15%;

    --card: 0 0% 100%;
    --card-foreground: 210 11% 15%;

    --popover: 0 0% 100%;
    --popover-foreground: 210 11% 15%;

    /* Primary Brand - Professional Blue */
    --primary: 211 100% 50%;
    --primary-foreground: 0 0% 100%;
    --primary-hover: 211 100% 45%;
    --primary-light: 211 100% 97%;

    /* Secondary - Clean Grays */
    --secondary: 210 11% 96%;
    --secondary-foreground: 210 11% 15%;

    --muted: 210 11% 96%;
    --muted-foreground: 210 7% 46%;

    --accent: 211 85% 53%;
    --accent-foreground: 0 0% 100%;

    --destructive: 0 84% 60%;
    --destructive-foreground: 0 0% 100%;

    --border: 214 13% 92%;
    --input: 214 13% 92%;
    --ring: 211 100% 50%;

    --radius: 0.75rem;

    /* Brand Gradients */
    --gradient-hero: linear-gradient(135deg, hsl(211 100% 50%), hsl(220 100% 60%));
    --gradient-subtle: linear-gradient(180deg, hsl(211 100% 98%), hsl(211 50% 96%));
    --gradient-card: linear-gradient(145deg, hsl(0 0% 100%), hsl(211 30% 98%));

    /* Shadows */
    --shadow-soft: 0 2px 8px hsl(211 100% 50% / 0.1);
    --shadow-medium: 0 4px 16px hsl(211 100% 50% / 0.15);
    --shadow-strong: 0 8px 32px hsl(211 100% 50% / 0.2);

    /* Typography Scale */
    --font-heading: 'Montserrat', system-ui, sans-serif;
    --font-body: 'Poppins', system-ui, sans-serif;

    /* Animations */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.dark {
    --background: 222.2 84% 4.9%;
    --foreground: 210 40% 98%;
    --card: 222.2 84% 4.9%;
    --card-foreground: 210 40% 98%;
    --popover: 222.2 84% 4.9%;
    --popover-foreground: 210 40% 98%;
    --primary: 210 40% 98%;
    --primary-foreground: 222.2 47.4% 11.2%;
    --secondary: 217.2 32.6% 17.5%;
    --secondary-foreground: 210 40% 98%;
    --muted: 217.2 32.6% 17.5%;
    --muted-foreground: 215 20.2% 65.1%;
    --accent: 217.2 32.6% 17.5%;
    --accent-foreground: 210 40% 98%;
    --destructive: 0 62.8% 30.6%;
    --destructive-foreground: 210 40% 98%;
    --border: 217.2 32.6% 17.5%;
    --input: 217.2 32.6% 17.5%;
    --ring: 212.7 26.8% 83.9%;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: hsl(var(--background));
    color: hsl(var(--foreground));
    font-family: var(--font-body);
    line-height: 1.6;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

/* Typography */
.text-primary { color: hsl(var(--primary)); }
.text-muted { color: hsl(var(--muted-foreground)); }
.text-foreground { color: hsl(var(--foreground)); }

/* Layout */
.container-custom {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
}

.section-padding {
    padding: 5rem 1rem;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius);
    font-weight: 500;
    text-decoration: none;
    transition: var(--transition-smooth);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background-color: hsl(var(--primary));
    color: hsl(var(--primary-foreground));
    box-shadow: var(--shadow-medium);
}

.btn-primary:hover {
    background-color: hsl(var(--primary-hover));
    box-shadow: var(--shadow-strong);
    transform: translateY(-2px) scale(1.02);
}

.btn-hero {
    background-color: hsl(var(--primary));
    color: hsl(var(--primary-foreground));
    font-weight: 500;
    padding: 1rem 2rem;
    border-radius: var(--radius);
    transition: var(--transition-smooth);
    box-shadow: var(--shadow-medium);
}

.btn-hero:hover {
    background-color: hsl(var(--primary-hover));
    box-shadow: var(--shadow-strong);
    transform: scale(1.05);
}

.btn-outline {
    border: 2px solid hsl(var(--border));
    background: transparent;
    color: hsl(var(--foreground));
}

.btn-outline:hover {
    background-color: hsl(var(--muted));
}

/* Cards */
.card {
    background-color: hsl(var(--card));
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow-soft);
    transition: var(--transition-smooth);
}

.card-hover:hover {
    box-shadow: var(--shadow-medium);
    transform: translateY(-4px);
}

/* Backgrounds */
.bg-gradient-hero {
    background: var(--gradient-hero);
}

.bg-gradient-subtle {
    background: var(--gradient-subtle);
}

.bg-gradient-card {
    background: var(--gradient-card);
}

.bg-muted {
    background-color: hsl(var(--muted));
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: var(--transition-smooth);
    padding: 1rem 0;
}

.navbar.scrolled {
    background-color: hsla(var(--background), 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-soft);
}

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

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: hsl(var(--foreground));
}

.navbar-brand .logo {
    width: 2.5rem;
    height: 2.5rem;
    background: var(--gradient-hero);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: bold;
    font-size: 1.25rem;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.navbar-nav a {
    text-decoration: none;
    color: hsl(var(--foreground));
    font-weight: 500;
    transition: var(--transition-fast);
}

.navbar-nav a:hover {
    color: hsl(var(--primary));
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .navbar-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: hsl(var(--background));
        flex-direction: column;
        padding: 1rem;
        box-shadow: var(--shadow-soft);
    }

    .navbar-nav.active {
        display: flex;
    }

    .mobile-menu-toggle {
        display: block;
    }
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 20%, rgba(255,255,255,0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255,255,255,0.05) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 10;
}

.hero h1 {
    font-size: clamp(3rem, 8vw, 6rem);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.hero .lead {
    font-size: clamp(1.1rem, 3vw, 1.5rem);
    margin-bottom: 2rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 300;
    line-height: 1.6;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
}

.hero-pillars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.hero-pillar {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: var(--radius);
    padding: 2rem;
    transition: var(--transition-smooth);
}

.hero-pillar:hover {
    transform: translateY(-4px);
    background-color: rgba(255, 255, 255, 0.15);
}

.hero-pillar .icon {
    width: 4rem;
    height: 4rem;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

/* Grid Systems */
.grid {
    display: grid;
    gap: 2rem;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

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

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

/* Animations */
.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-scale-in {
    animation: scaleIn 0.4s ease-out forwards;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Stats */
.stats {
    text-align: center;
    margin-top: 4rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.stat-item {
    animation: scaleIn 0.6s ease-out forwards;
}

.stat-number {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    color: hsl(var(--primary));
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    color: hsl(var(--muted-foreground));
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: hsl(var(--foreground));
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid hsl(var(--border));
    border-radius: var(--radius);
    font-size: 1rem;
    transition: var(--transition-fast);
    background-color: hsl(var(--background));
    color: hsl(var(--foreground));
}

.form-control:focus {
    outline: none;
    border-color: hsl(var(--primary));
    box-shadow: 0 0 0 3px hsl(var(--primary) / 0.1);
}

.form-select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
    appearance: none;
}

/* Testimonials */
.testimonial {
    background-color: hsl(var(--card));
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow-soft);
    text-align: center;
    transition: var(--transition-smooth);
}

.testimonial:hover {
    box-shadow: var(--shadow-medium);
    transform: translateY(-4px);
}

.testimonial-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin: 0 auto 1rem;
    object-fit: cover;
}

.testimonial-quote {
    font-style: italic;
    margin-bottom: 1rem;
    color: hsl(var(--muted-foreground));
}

.testimonial-name {
    font-weight: 600;
    color: hsl(var(--foreground));
}

.testimonial-role {
    font-size: 0.9rem;
    color: hsl(var(--muted-foreground));
}

/* Footer */
.footer {
    background-color: hsl(var(--foreground));
    color: white;
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h4 {
    margin-bottom: 1rem;
    color: white;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer-section a:hover {
    color: white;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-bottom p {
    margin: 0;
    color: rgba(255, 255, 255, 0.6);
}

/* Responsive Design */
@media (max-width: 768px) {
    .section-padding {
        padding: 3rem 1rem;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* Utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-5 { margin-top: 1.25rem; }

.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 0.75rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-5 { margin-bottom: 1.25rem; }

.p-1 { padding: 0.25rem; }
.p-2 { padding: 0.5rem; }
.p-3 { padding: 0.75rem; }
.p-4 { padding: 1rem; }
.p-5 { padding: 1.25rem; }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

@media (min-width: 768px) {
    .d-md-block { display: block; }
    .d-md-flex { display: flex; }
    .d-md-none { display: none; }
}