/* ============================================
   BAHJA CONSULTING LIMITED - PROFESSIONAL STYLESHEET
   Optimized for Desktop & Mobile
   Clean, Simple, Professional Design
   ============================================ */

/* CSS Variables - Professional Color Palette */
:root {
    /* Primary Colors - Based on your logo */
    --teal: #1F9B92;           /* Slightly adjusted for better web display */
    --teal-light: #2AB2A8;
    --teal-dark: #188A83;
    --navy: #1B365D;
    --navy-light: #2A4A7E;
    --navy-dark: #0F1F38;
    
    /* Neutral Colors - Professional palette */
    --grey-dark: #2D3748;
    --grey-medium: #718096;
    --grey-light: #F7FAFC;
    --white: #FFFFFF;
    --black: #000000;
    
    /* Shadows - Subtle & professional */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.08);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    
    /* Typography */
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Transitions */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Spacing Scale */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 4rem;
    --space-3xl: 6rem;
}

/* ============================================
   BASE STYLES
   ============================================ */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-main);
    line-height: 1.6;
    color: var(--grey-dark);
    background: var(--white);
    font-size: 16px;
}

/* Accessibility - Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--teal);
    color: var(--white);
    padding: 8px 16px;
    z-index: 100;
    border-radius: 0 0 4px 0;
}

.skip-link:focus {
    top: 0;
}

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

/* Links */
a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-sm);
    color: var(--grey-dark);
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }

p {
    margin-bottom: var(--space-sm);
    line-height: 1.7;
}

/* Required field indicator */
.required {
    color: var(--teal);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-md);
    }
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    padding: 0.875rem 1.75rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
    letter-spacing: 0.01em;
    text-align: center;
}

.btn:focus-visible {
    outline: 2px solid var(--teal);
    outline-offset: 2px;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
}

.btn-primary {
    background: var(--navy);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--navy-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-teal {
    background: var(--teal);
    color: var(--white);
}

.btn-teal:hover {
    background: var(--teal-light);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(31, 155, 146, 0.25);
}

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

.btn-outline-light:hover {
    background: var(--white);
    color: var(--navy);
}

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

.btn-outline-navy:hover {
    background: var(--navy);
    color: var(--white);
}

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

.btn-outline-teal:hover {
    background: var(--teal);
    color: var(--white);
}

/* ============================================
   NAVIGATION
   ============================================ */

#navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    gap: var(--space-lg);
}

.logo img {
    height: 50px;
    width: auto;
    transition: var(--transition-fast);
}

.logo:hover img {
    opacity: 0.9;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--grey-medium);
    transition: var(--transition-fast);
    padding: 0.5rem 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--teal);
    transition: width 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: var(--navy);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--grey-dark);
    border-radius: 2px;
    transition: var(--transition);
}

.desktop-only {
    display: inline-flex;
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
    padding: calc(80px + var(--space-xl)) var(--space-lg) var(--space-xl);
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-image: 
        repeating-linear-gradient(90deg, rgba(255,255,255,0.03) 0px, transparent 1px, transparent 60px, rgba(255,255,255,0.03) 61px),
        repeating-linear-gradient(0deg, rgba(255,255,255,0.03) 0px, transparent 1px, transparent 60px, rgba(255,255,255,0.03) 61px);
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 900px;
}

.hero-title {
    font-size: clamp(2.25rem, 6vw, 3.5rem);
    font-weight: 800;
    color: var(--white);
    margin-bottom: var(--space-md);
    line-height: 1.15;
}

.text-teal {
    color: var(--teal-light);
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2.5vw, 1.375rem);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-xl);
    line-height: 1.7;
    max-width: 700px;
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    flex-wrap: wrap;
    margin-bottom: var(--space-xl);
}

.trust-badges {
    display: flex;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.badge svg {
    color: var(--teal-light);
}

.hero-decoration {
    position: absolute;
    right: -10%;
    top: 50%;
    transform: translateY(-50%);
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(31, 155, 146, 0.15) 0%, transparent 70%);
    filter: blur(60px);
    pointer-events: none;
}

/* ============================================
   SECTIONS
   ============================================ */

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

.bg-light {
    background: var(--grey-light);
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--space-2xl);
}

.section-header h2 {
    margin-bottom: var(--space-md);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--grey-medium);
    line-height: 1.7;
}

/* ============================================
   SERVICES SECTION
   ============================================ */

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-xl);
    max-width: 1100px;
    margin: 0 auto;
}

.service-card {
    background: var(--white);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.service-header {
    padding: var(--space-xl);
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.service-header.bg-navy {
    background: var(--navy);
}

.service-header.bg-teal {
    background: var(--teal);
}

.service-icon {
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.service-icon svg {
    color: var(--white);
}

.service-header h3 {
    color: var(--white);
    font-size: 1.5rem;
    margin: 0;
}

.service-content {
    padding: var(--space-xl);
}

.service-list {
    list-style: none;
    margin-bottom: var(--space-lg);
}

.service-list li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-xs) 0;
    color: var(--grey-dark);
    line-height: 1.6;
}

.service-list li::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
    margin-top: 0.5em;
}

.service-card:first-child .service-list li::before {
    background: var(--navy);
}

.service-card:last-child .service-list li::before {
    background: var(--teal);
}

/* ============================================
   FEATURES / WHY CHOOSE US
   ============================================ */

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
    max-width: 1100px;
    margin: 0 auto;
}

.feature-card {
    background: var(--white);
    padding: var(--space-xl);
    border-radius: 1rem;
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: rgba(31, 155, 146, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--space-lg);
}

.feature-icon svg {
    color: var(--teal);
}

.feature-card h3 {
    font-size: 1.375rem;
    margin-bottom: var(--space-sm);
}

.feature-card p {
    color: var(--grey-medium);
    line-height: 1.7;
    margin: 0;
}

/* ============================================
   ABOUT SECTION
   ============================================ */

.about-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.about-content h2 {
    margin-bottom: var(--space-lg);
}

.about-content p {
    font-size: 1.125rem;
    color: var(--grey-medium);
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-xl);
}

.stat-card {
    background: var(--grey-light);
    padding: var(--space-lg);
    border-radius: 1rem;
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.stat-value {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: var(--space-xs);
}

.stat-label {
    font-size: 0.875rem;
    color: var(--grey-medium);
    font-weight: 500;
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact-content {
    max-width: 800px;
    margin: 0 auto;
}

.contact-form {
    background: var(--white);
    padding: var(--space-2xl);
    border-radius: 1rem;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0, 0, 0, 0.06);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    margin-bottom: var(--space-xs);
    color: var(--grey-dark);
    font-size: 0.95rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem 1rem;
    border: 2px solid rgba(0, 0, 0, 0.1);
    border-radius: 0.5rem;
    font-family: var(--font-main);
    font-size: 1rem;
    transition: var(--transition-fast);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--teal);
    box-shadow: 0 0 0 3px rgba(31, 155, 146, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-privacy {
    text-align: center;
    font-size: 0.875rem;
    color: var(--grey-medium);
    margin-top: var(--space-md);
    margin-bottom: 0;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
    background: var(--black);
    color: var(--white);
}

.cta-section {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: var(--space-3xl) 0;
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--space-md);
    color: var(--white);
}

.cta-content p {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--space-xl);
}

.footer-content {
    padding: var(--space-2xl) 0 var(--space-lg);
}

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

.footer-logo {
    margin-bottom: var(--space-md);
}

.logo-squares {
    display: flex;
    gap: 6px;
    margin-bottom: var(--space-sm);
}

.logo-squares span {
    width: 36px;
    height: 36px;
    background: var(--white);
    color: var(--black);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1rem;
    border-radius: 4px;
}

.footer-brand {
    font-weight: 700;
    font-size: 1.125rem;
    letter-spacing: 0.5px;
    margin-top: var(--space-xs);
}

.footer-tagline {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

.footer-col h4 {
    color: var(--teal-light);
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
}

.footer-links,
.footer-contact {
    list-style: none;
}

.footer-links li,
.footer-contact li {
    margin-bottom: var(--space-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-fast);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--teal-light);
    padding-left: 4px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.95rem;
}

.footer-contact svg {
    color: var(--teal-light);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition-fast);
}

.footer-contact a:hover {
    color: var(--teal-light);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
    margin: 0;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

@media (max-width: 768px) {
    /* Typography adjustments */
    body {
        font-size: 15px;
    }
    
    /* Navigation */
    .nav-links {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: var(--space-lg);
        box-shadow: var(--shadow-lg);
        gap: 0;
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-link {
        padding: var(--space-md) 0;
        width: 100%;
        text-align: left;
        border-bottom: 1px solid var(--grey-light);
    }
    
    .nav-link:last-child {
        border-bottom: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .desktop-only {
        display: none;
    }
    
    /* Hero */
    .hero {
        min-height: 80vh;
        padding-top: calc(80px + var(--space-lg));
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
    
    .trust-badges {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    /* Features */
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    /* Stats */
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Contact Form */
    .contact-form {
        padding: var(--space-lg);
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--space-xl);
    }
    
    /* Sections */
    section {
        padding: var(--space-2xl) 0;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-sm);
    }
    
    .logo img {
        height: 40px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }
    
    .hero-decoration {
        display: none;
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

/* Print Styles */
@media print {
    .hero,
    #navbar,
    .footer,
    .btn {
        display: none;
    }
    
    section {
        page-break-inside: avoid;
    }
}