/*
Theme Name: Neutrotech Computing Solutions
Theme URI: https://www.neutrotech.co.uk
Author: Neutrotech Computing Solutions
Author URI: https://www.neutrotech.co.uk
Description: A modern, professional WordPress theme for Neutrotech Computing Solutions - providing expert IT support, cybersecurity, cloud solutions, and managed services to businesses across the UK.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: neutrotech
Tags: business, technology, it-services, responsive, custom-header, custom-menu, featured-images
*/

/* ===== CSS VARIABLES ===== */
:root {
    --nt-primary: #0a2540;
    --nt-primary-light: #1a3a5c;
    --nt-secondary: #00b4d8;
    --nt-secondary-light: #48cae4;
    --nt-accent: #06d6a0;
    --nt-white: #ffffff;
    --nt-light-grey: #f8f9fa;
    --nt-grey: #6c757d;
    --nt-dark-grey: #343a40;
    --nt-text: #2d3436;
    --nt-text-light: #636e72;
    --nt-border: #dee2e6;
    --nt-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --nt-shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --nt-radius: 8px;
    --nt-radius-lg: 12px;
    --nt-transition: all 0.3s ease;
    --nt-font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --nt-font-heading: 'Plus Jakarta Sans', 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--nt-font-primary);
    color: var(--nt-text);
    line-height: 1.7;
    background-color: var(--nt-white);
    overflow-x: hidden;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

a:hover {
    color: var(--nt-secondary-light);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--nt-font-heading);
    color: var(--nt-primary);
    line-height: 1.3;
    margin-bottom: 1rem;
}

h1 { font-size: 3rem; font-weight: 800; }
h2 { font-size: 2.25rem; font-weight: 700; }
h3 { font-size: 1.5rem; font-weight: 600; }
h4 { font-size: 1.25rem; font-weight: 600; }

p {
    margin-bottom: 1rem;
    color: var(--nt-text-light);
}

/* ===== UTILITY CLASSES ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-padding {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    margin-bottom: 1rem;
}

.section-header p {
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: var(--nt-radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--nt-transition);
    border: 2px solid transparent;
    text-decoration: none;
}

.btn-primary {
    background: var(--nt-secondary);
    color: var(--nt-white);
    border-color: var(--nt-secondary);
}

.btn-primary:hover {
    background: var(--nt-secondary-light);
    border-color: var(--nt-secondary-light);
    color: var(--nt-white);
    transform: translateY(-2px);
    box-shadow: var(--nt-shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--nt-white);
    border-color: var(--nt-white);
}

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

.btn-dark {
    background: var(--nt-primary);
    color: var(--nt-white);
    border-color: var(--nt-primary);
}

.btn-dark:hover {
    background: var(--nt-primary-light);
    border-color: var(--nt-primary-light);
    color: var(--nt-white);
    transform: translateY(-2px);
}

/* ===== HEADER & NAVIGATION ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(10, 37, 64, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    transition: var(--nt-transition);
}

.site-header.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--nt-shadow);
}

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

.site-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.site-logo img {
    height: 40px;
    width: auto;
}

.site-logo .logo-text {
    color: var(--nt-white);
    font-family: var(--nt-font-heading);
    font-weight: 700;
    font-size: 1.25rem;
}

.site-logo .logo-text span {
    color: var(--nt-secondary);
}

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

.main-navigation a {
    color: rgba(255, 255, 255, 0.85);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 0;
    position: relative;
}

.main-navigation a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--nt-secondary);
    transition: var(--nt-transition);
}

.main-navigation a:hover,
.main-navigation a.active {
    color: var(--nt-white);
}

.main-navigation a:hover::after,
.main-navigation a.active::after {
    width: 100%;
}

.header-cta .btn {
    padding: 0.625rem 1.5rem;
    font-size: 0.9rem;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--nt-white);
    margin: 5px 0;
    transition: var(--nt-transition);
}

/* ===== HERO SECTION ===== */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--nt-primary) 0%, var(--nt-primary-light) 100%);
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('img/hero-bg.jpg') center/cover no-repeat;
    opacity: 0.15;
}

.hero-section::after {
    content: '';
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 400px;
    height: 400px;
    background: var(--nt-secondary);
    border-radius: 50%;
    opacity: 0.05;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 650px;
}

.hero-content .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(0, 180, 216, 0.15);
    color: var(--nt-secondary-light);
    padding: 0.5rem 1rem;
    border-radius: var(--nt-radius);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(0, 180, 216, 0.3);
}

.hero-content h1 {
    color: var(--nt-white);
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    line-height: 1.15;
}

.hero-content h1 span {
    color: var(--nt-secondary);
}

.hero-content p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stat {
    text-align: center;
}

.hero-stat .stat-number {
    display: block;
    font-family: var(--nt-font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--nt-secondary);
}

.hero-stat .stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
}

/* ===== SERVICES SECTION ===== */
.services-section {
    background: var(--nt-light-grey);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--nt-white);
    border-radius: var(--nt-radius-lg);
    padding: 2.5rem;
    transition: var(--nt-transition);
    border: 1px solid var(--nt-border);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--nt-secondary);
    transform: scaleX(0);
    transition: var(--nt-transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--nt-shadow-lg);
    border-color: transparent;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--nt-radius);
    background: linear-gradient(135deg, var(--nt-secondary), var(--nt-secondary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    color: var(--nt-white);
    font-size: 1.5rem;
}

.service-card h3 {
    margin-bottom: 0.75rem;
}

.service-card p {
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--nt-secondary);
}

.service-link:hover {
    gap: 0.75rem;
}

/* ===== ABOUT SECTION ===== */
.about-section .about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image {
    position: relative;
    border-radius: var(--nt-radius-lg);
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: 400px;
    object-fit: cover;
    border-radius: var(--nt-radius-lg);
}

.about-image .experience-badge {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    background: var(--nt-secondary);
    color: var(--nt-white);
    padding: 1.5rem;
    border-radius: var(--nt-radius-lg);
    text-align: center;
}

.experience-badge .years {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
}

.experience-badge .label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.about-content h2 {
    margin-bottom: 1.5rem;
}

.about-content p {
    margin-bottom: 1.5rem;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin: 2rem 0;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.about-feature i {
    color: var(--nt-accent);
    font-size: 1.1rem;
}

.about-feature span {
    font-weight: 500;
    font-size: 0.95rem;
}

/* ===== WHY CHOOSE US ===== */
.why-us-section {
    background: var(--nt-primary);
    color: var(--nt-white);
}

.why-us-section .section-header h2 {
    color: var(--nt-white);
}

.why-us-section .section-header p {
    color: rgba(255, 255, 255, 0.7);
}

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

.why-us-item {
    text-align: center;
    padding: 2rem;
}

.why-us-item .icon-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(0, 180, 216, 0.15);
    border: 2px solid var(--nt-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.75rem;
    color: var(--nt-secondary);
}

.why-us-item h3 {
    color: var(--nt-white);
    margin-bottom: 0.75rem;
}

.why-us-item p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

/* ===== TESTIMONIALS ===== */
.testimonials-section {
    background: var(--nt-light-grey);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--nt-white);
    border-radius: var(--nt-radius-lg);
    padding: 2.5rem;
    position: relative;
    border: 1px solid var(--nt-border);
}

.testimonial-card .quote-icon {
    color: var(--nt-secondary);
    font-size: 2rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.testimonial-card blockquote {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--nt-text-light);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonial-author img {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
}

.testimonial-author .author-info .name {
    font-weight: 600;
    color: var(--nt-text);
}

.testimonial-author .author-info .role {
    font-size: 0.85rem;
    color: var(--nt-grey);
}

.testimonial-stars {
    color: #f59e0b;
    margin-bottom: 1rem;
}

/* ===== CTA SECTION ===== */
.cta-section {
    background: linear-gradient(135deg, var(--nt-secondary) 0%, #0077b6 100%);
    text-align: center;
    padding: 5rem 0;
}

.cta-section h2 {
    color: var(--nt-white);
    margin-bottom: 1rem;
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.15rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-section .btn-outline {
    border-color: var(--nt-white);
    color: var(--nt-white);
}

.cta-section .btn-outline:hover {
    background: var(--nt-white);
    color: var(--nt-primary);
}

/* ===== FOOTER ===== */
.site-footer {
    background: var(--nt-primary);
    color: rgba(255, 255, 255, 0.8);
    padding: 4rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .logo-text {
    font-family: var(--nt-font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--nt-white);
    margin-bottom: 1rem;
}

.footer-brand .logo-text span {
    color: var(--nt-secondary);
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.footer-social {
    display: flex;
    gap: 0.75rem;
}

.footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--nt-white);
    transition: var(--nt-transition);
}

.footer-social a:hover {
    background: var(--nt-secondary);
}

.footer-column h4 {
    color: var(--nt-white);
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 0.75rem;
}

.footer-column ul li a {
    color: rgba(255, 255, 255, 0.65);
    font-size: 0.9rem;
    transition: var(--nt-transition);
}

.footer-column ul li a:hover {
    color: var(--nt-secondary);
    padding-left: 4px;
}

.footer-bottom {
    padding: 1.5rem 0;
    text-align: center;
}

.footer-bottom p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }

    .about-section .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .main-navigation {
        display: none;
    }

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

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-stats {
        gap: 1.5rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    h1 { font-size: 2.25rem; }
    h2 { font-size: 1.75rem; }

    .section-padding {
        padding: 4rem 0;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
    }

    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }

    .about-features {
        grid-template-columns: 1fr;
    }
}