/* ===================================
   CSS Variables & Reset
   =================================== */
:root {
    /* Navalogic Colors */
    --primary-blue: #2B5A9E;
    --primary-gold: #F5B942;
    --dark-blue: #1A3A6B;
    --light-blue: #4A7DBF;
    --accent-gold: #E8A828;
    --dark-gray: #2C2C2C;
    --medium-gray: #666666;
    --light-gray: #F5F5F5;
    --white: #FFFFFF;
    
    /* Typography */
    --font-display: 'Playfair Display', serif;
    --font-body: 'Work Sans', sans-serif;
    
    /* Spacing */
    --section-padding: 80px 0;
    --container-padding: 0 20px;
    
    /* Transitions */
    --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    color: var(--dark-gray);
    line-height: 1.7;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    transition: var(--transition-smooth);
}

.navbar.scrolled {
    box-shadow: 0 2px 30px rgba(0, 0, 0, 0.1);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo a {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 45px;
    width: auto;
    transition: var(--transition-smooth);
}

.logo-img:hover {
    opacity: 0.8;
}

/* Responsive logo sizing */
@media (max-width: 640px) {
    .logo-img {
        height: 35px;
    }
}

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 40px;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition-smooth);
    position: relative;
}

.nav-links a:not(.btn-primary):hover {
    color: var(--primary-blue);
}

.nav-links a:not(.btn-primary)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-gold);
    transition: width 0.3s ease;
}

.nav-links a:not(.btn-primary):hover::after {
    width: 100%;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-blue);
    transition: var(--transition-smooth);
}

/* ===================================
   Buttons
   =================================== */
.btn-primary, .btn-secondary {
    padding: 12px 32px;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition-smooth);
    display: inline-block;
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--primary-gold);
    color: var(--dark-blue);
}

.btn-primary:hover {
    background: var(--accent-gold);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(245, 185, 66, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-blue);
    border-color: var(--primary-blue);
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--white);
}

.btn-large {
    padding: 16px 40px;
    font-size: 16px;
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 80px;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #1A3A6B 0%, #2B5A9E 50%, #4A7DBF 100%);
    opacity: 0.05;
    z-index: 0;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(245, 185, 66, 0.15) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 20s ease-in-out infinite;
}

.hero-background::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(43, 90, 158, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    50% { transform: translate(30px, 30px); }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    animation: fadeInUp 1s ease-out;
}

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

.hero-title {
    font-family: var(--font-display);
    font-size: 64px;
    font-weight: 900;
    line-height: 1.2;
    color: var(--dark-blue);
    margin-bottom: 30px;
    letter-spacing: -1px;
}

.title-accent {
    color: var(--primary-blue);
    display: block;
}

.title-highlight {
    color: var(--primary-gold);
    position: relative;
}

.title-highlight::after {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 0;
    width: 100%;
    height: 12px;
    background: var(--primary-gold);
    opacity: 0.3;
    z-index: -1;
}

.hero-subtitle {
    font-size: 22px;
    color: var(--medium-gray);
    margin-bottom: 40px;
    max-width: 700px;
    font-weight: 400;
}

.hero-cta {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.scroll-line {
    width: 2px;
    height: 60px;
    background: linear-gradient(to bottom, transparent, var(--primary-blue));
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(1); }
    50% { opacity: 1; transform: scaleY(1.2); }
}

/* ===================================
   Services Overview
   =================================== */
.services-overview {
    padding: var(--section-padding);
    background: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-header h2 {
    font-family: var(--font-display);
    font-size: 48px;
    color: var(--dark-blue);
    margin-bottom: 20px;
    font-weight: 700;
}

.section-header p {
    font-size: 18px;
    color: var(--medium-gray);
    line-height: 1.8;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 16px;
    border: 2px solid #E8E8E8;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-gold));
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-gold);
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-blue), var(--light-blue));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    margin-bottom: 25px;
}

.service-card h3 {
    font-family: var(--font-display);
    font-size: 24px;
    color: var(--dark-blue);
    margin-bottom: 20px;
    font-weight: 600;
}

.service-card ul {
    list-style: none;
    margin-bottom: 25px;
}

.service-card li {
    padding: 8px 0;
    color: var(--medium-gray);
    font-size: 15px;
    position: relative;
    padding-left: 20px;
}

.service-card li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-gold);
    font-weight: bold;
}

.service-link {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: var(--transition-smooth);
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.service-link:hover {
    color: var(--primary-gold);
    gap: 10px;
}

.cta-center {
    text-align: center;
    margin-top: 40px;
}

/* ===================================
   Differentiators
   =================================== */
.differentiators {
    padding: var(--section-padding);
    background: linear-gradient(135deg, #F8F9FA 0%, #FFFFFF 100%);
}

.section-title {
    font-family: var(--font-display);
    font-size: 48px;
    color: var(--dark-blue);
    text-align: center;
    margin-bottom: 60px;
    font-weight: 700;
}

.diff-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.diff-card {
    background: var(--white);
    padding: 50px 40px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: var(--transition-smooth);
}

.diff-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.diff-card h3 {
    font-family: var(--font-display);
    font-size: 28px;
    color: var(--primary-blue);
    margin-bottom: 20px;
    font-weight: 600;
}

.diff-card p {
    color: var(--medium-gray);
    line-height: 1.8;
    font-size: 16px;
}

/* ===================================
   Experience Banner
   =================================== */
.experience-banner {
    padding: 60px 0;
    background: linear-gradient(135deg, var(--primary-blue), var(--dark-blue));
    color: var(--white);
}

.experience-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    align-items: center;
}

.experience-stat h3 {
    font-family: var(--font-display);
    font-size: 72px;
    font-weight: 900;
    color: var(--primary-gold);
    margin-bottom: 10px;
    letter-spacing: -2px;
}

.experience-stat p {
    font-size: 18px;
    opacity: 0.9;
}

.experience-text p {
    font-size: 18px;
    line-height: 1.8;
    opacity: 0.95;
}

/* ===================================
   Mission Section
   =================================== */
.mission {
    padding: var(--section-padding);
    background: var(--white);
}

/* ===================================
   Clients Section
   =================================== */
.clients-section {
    padding: var(--section-padding);
    background: var(--white);
}

.clients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 60px;
    align-items: center;
    justify-items: center;
    max-width: 1000px;
    margin: 0 auto;
}

.client-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    transition: var(--transition-smooth);
}

.client-logo img {
    max-width: 180px;
    max-height: 80px;
    width: auto;
    height: auto;
    filter: grayscale(100%) opacity(0.6);
    transition: var(--transition-smooth);
}

.client-logo:hover img {
    filter: grayscale(0%) opacity(1);
    transform: scale(1.05);
}

/* ===================================
   Mission Section
   =================================== */

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

.mission-content h2 {
    font-family: var(--font-display);
    font-size: 48px;
    color: var(--dark-blue);
    margin-bottom: 30px;
    font-weight: 700;
}

.mission-statement {
    font-size: 20px;
    line-height: 1.9;
    color: var(--medium-gray);
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    padding: var(--section-padding);
    background: linear-gradient(135deg, #F8F9FA 0%, #FFFFFF 100%);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

.contact-info h2 {
    font-family: var(--font-display);
    font-size: 42px;
    color: var(--dark-blue);
    margin-bottom: 20px;
    font-weight: 700;
}

.contact-info p {
    font-size: 18px;
    color: var(--medium-gray);
    margin-bottom: 30px;
    line-height: 1.8;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
}

.contact-item svg {
    color: var(--primary-gold);
    flex-shrink: 0;
}

.contact-item a {
    color: var(--primary-blue);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-smooth);
}

.contact-item a:hover {
    color: var(--primary-gold);
}

.contact-form {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.form-group {
    margin-bottom: 25px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #E8E8E8;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 15px;
    transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-gold);
}

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

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--dark-blue);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-family: var(--font-display);
    font-size: 28px;
    margin-bottom: 15px;
    color: var(--primary-gold);
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-section p {
    opacity: 0.8;
    line-height: 1.7;
}

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

.footer-section li {
    margin-bottom: 12px;
}

.footer-section a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: var(--transition-smooth);
}

.footer-section a:hover {
    opacity: 1;
    color: var(--primary-gold);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    opacity: 0.7;
}

.footer-brand a {
    display: inline-flex;
    align-items: center;
    margin-bottom: 15px;
}

.footer-logo {
    height: 45px;
    width: auto;
    display: block;
    transition: var(--transition-smooth);
}

.footer-logo:hover {
    opacity: 0.85;
}

@media (max-width: 640px) {
    .footer-logo {
        height: 32px;
    }
}


/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 968px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        background: var(--white);
        flex-direction: column;
        padding: 40px 20px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
        transition: left 0.3s ease;
        gap: 25px;
        align-items: flex-start;
    }
    
    .nav-links.active {
        left: 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .section-header h2,
    .section-title,
    .mission-content h2 {
        font-size: 36px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .experience-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 36px;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta a {
        width: 100%;
        text-align: center;
    }
    
    .section-header h2,
    .section-title {
        font-size: 32px;
    }
    
    .experience-stat h3 {
        font-size: 56px;
    }
    
    .contact-info h2 {
        font-size: 32px;
    }
    
    .contact-form {
        padding: 30px 20px;
    }
}

/* ===================================
   Animation Utilities
   =================================== */
[data-aos] {
    opacity: 0;
    transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-right"] {
    transform: translateX(-30px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-left"] {
    transform: translateX(30px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}