/* ============================================
   ORION Consulting Solutions - Main Styles
   ============================================ */

/* ===== CSS Variables ===== */
:root {
    /* Color Palette */
    --primary-color: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    --secondary-color: #0ea5e9;
    --accent-color: #8b5cf6;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    
    /* Neutral Colors */
    --dark: #0f172a;
    --dark-alt: #1e293b;
    --gray-dark: #334155;
    --gray: #64748b;
    --gray-light: #cbd5e1;
    --light: #f1f5f9;
    --white: #ffffff;
    
    /* Gradient */
    --gradient-primary: linear-gradient(135deg, #2563eb 0%, #0ea5e9 100%);
    --gradient-accent: linear-gradient(135deg, #8b5cf6 0%, #ec4899 100%);
    --gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    
    /* Spacing */
    --section-padding: 100px;
    --container-padding: 20px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.2);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

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

body {
    font-family: var(--font-primary);
    color: var(--dark);
    background-color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

/* ===== Section Styles ===== */
section {
    padding: var(--section-padding) 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 15px;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--gray);
    max-width: 700px;
    margin: 0 auto;
}

/* ===== Navigation ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-normal);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
}

.logo i {
    font-size: 1.8rem;
}

.nav-menu {
    display: flex;
    gap: 35px;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: var(--dark);
    padding: 8px 0;
    position: relative;
    transition: var(--transition-normal);
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-normal);
}

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

.nav-link.cta-button {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 10px 24px;
    border-radius: var(--radius-sm);
}

.nav-link.cta-button::after {
    display: none;
}

.nav-link.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.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(--dark);
    border-radius: 3px;
    transition: var(--transition-fast);
}

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

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 64, 175, 0.85) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--white);
    max-width: 900px;
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 25px;
}

.gradient-text {
    background: linear-gradient(135deg, #60a5fa 0%, #34d399 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.95;
    font-weight: 300;
}

.hero-stats {
    display: flex;
    gap: 40px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

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

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 5px;
}

.stat-label {
    font-size: 0.95rem;
    opacity: 0.9;
}

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

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 30px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-normal);
    border: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--white);
}

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

.btn-large {
    padding: 18px 40px;
    font-size: 1.1rem;
}

/* ===== Certifications Banner ===== */
.certifications {
    background: var(--gradient-dark);
    color: var(--white);
    padding: 30px 0;
}

.cert-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

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

.cert-item i {
    font-size: 2rem;
    color: var(--secondary-color);
}

.cert-item strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 2px;
}

.cert-item span {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* ===== About Section ===== */
.about {
    background: var(--light);
}

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

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

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-badge {
    position: absolute;
    bottom: 20px;
    right: 20px;
    background: var(--gradient-primary);
    color: var(--white);
    padding: 15px 25px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: 10px;
    box-shadow: var(--shadow-lg);
}

.badge-icon {
    font-size: 1.5rem;
}

.badge-text {
    font-weight: 700;
    font-size: 1.1rem;
}

.about-text h3 {
    font-size: 1.8rem;
    color: var(--dark);
    margin-bottom: 20px;
    line-height: 1.3;
}

.about-text p {
    color: var(--gray-dark);
    margin-bottom: 20px;
    font-size: 1.05rem;
}

.about-ceo {
    background: var(--white);
    padding: 25px;
    border-radius: var(--radius-md);
    margin: 30px 0;
    display: flex;
    gap: 20px;
    box-shadow: var(--shadow-sm);
}

.ceo-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.about-ceo h4 {
    font-size: 1.3rem;
    color: var(--dark);
    margin-bottom: 3px;
}

.ceo-title {
    color: var(--gray);
    font-size: 0.95rem;
    margin-bottom: 10px;
}

.ceo-quote {
    font-style: italic;
    color: var(--gray-dark);
    font-size: 0.95rem;
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--gray-dark);
}

.highlight-item i {
    color: var(--success-color);
    font-size: 1.2rem;
}

/* ===== Services Section ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--gradient-primary);
    color: var(--white);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 25px;
}

.service-card h3 {
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 15px;
}

.service-card p {
    color: var(--gray-dark);
    margin-bottom: 20px;
    line-height: 1.7;
}

.service-features {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--gray-dark);
    font-size: 0.95rem;
}

.service-features i {
    color: var(--success-color);
}

/* ===== Success Section ===== */
.success {
    background: var(--gradient-dark);
    color: var(--white);
}

.success .section-title {
    color: var(--white);
}

.success .section-subtitle {
    color: rgba(255, 255, 255, 0.8);
}

.success-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.success-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-normal);
}

.success-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.success-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-accent);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto 20px;
}

.success-number {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 5px;
}

.success-label {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 15px;
    opacity: 0.95;
}

.success-card p {
    font-size: 0.95rem;
    opacity: 0.85;
    line-height: 1.6;
}

/* ===== Expertise Section ===== */
.expertise {
    background: var(--light);
}

.expertise-grid {
    display: grid;
    gap: 30px;
}

.expertise-item {
    background: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    display: grid;
    grid-template-columns: 300px 1fr;
    transition: var(--transition-normal);
}

.expertise-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}

.expertise-image {
    position: relative;
    overflow: hidden;
}

.expertise-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.expertise-item:hover .expertise-image img {
    transform: scale(1.1);
}

.expertise-content {
    padding: 35px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.expertise-content h3 {
    font-size: 1.5rem;
    color: var(--dark);
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.expertise-content h3 i {
    color: var(--primary-color);
}

.expertise-content p {
    color: var(--gray-dark);
    line-height: 1.7;
}

/* ===== Target Audience Section ===== */
.target-audience {
    background: var(--gradient-primary);
    color: var(--white);
}

.target-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    text-align: center;
    margin-bottom: 20px;
}

.target-intro {
    text-align: center;
    font-size: 1.3rem;
    margin-bottom: 50px;
    opacity: 0.95;
}

.target-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.target-item {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: var(--radius-md);
    display: flex;
    gap: 15px;
    align-items: flex-start;
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-normal);
}

.target-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateX(5px);
}

.target-item i {
    font-size: 1.5rem;
    color: var(--white);
    flex-shrink: 0;
    margin-top: 3px;
}

.target-item p {
    font-size: 1.05rem;
    line-height: 1.6;
}

/* ===== CTA Section ===== */
.cta-section {
    background: var(--light);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--dark);
    margin-bottom: 20px;
}

.cta-content > p {
    font-size: 1.2rem;
    color: var(--gray-dark);
    max-width: 800px;
    margin: 0 auto 40px;
    line-height: 1.7;
}

.cta-benefits {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.cta-benefit {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    color: var(--dark);
}

.cta-benefit i {
    color: var(--success-color);
    font-size: 1.5rem;
}

.cta-note {
    margin-top: 20px;
    color: var(--gray);
    font-size: 0.95rem;
}

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

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 800;
    margin-bottom: 15px;
}

.footer-logo i {
    font-size: 1.8rem;
    color: var(--secondary-color);
}

.footer-column p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-certifications {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-cert {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
}

.footer-cert i {
    color: var(--secondary-color);
}

.footer-column h3 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    font-weight: 700;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

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

.footer-links a:hover {
    color: var(--white);
    padding-left: 5px;
}

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

.footer-contact li {
    display: flex;
    gap: 12px;
    color: rgba(255, 255, 255, 0.7);
    align-items: flex-start;
}

.footer-contact i {
    color: var(--secondary-color);
    margin-top: 3px;
}

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

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

.footer-social {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition-normal);
}

.footer-social a:hover {
    background: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-legal {
    display: flex;
    gap: 20px;
    align-items: center;
}

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

.footer-legal a:hover {
    color: var(--white);
}

.separator {
    color: rgba(255, 255, 255, 0.3);
}

.footer-copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

/* ===== Scroll to Top Button ===== */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 999;
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    transform: translateY(-5px);
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* ===== Responsive Design ===== */

/* Tablet */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }
    
    .section-title {
        font-size: 2.2rem;
    }
    
    .hero-title {
        font-size: 2.8rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .expertise-item {
        grid-template-columns: 1fr;
    }
    
    .expertise-image {
        height: 250px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    /* Mobile Navigation */
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--white);
        flex-direction: column;
        padding: 30px;
        gap: 20px;
        box-shadow: var(--shadow-lg);
        transition: var(--transition-normal);
        align-items: flex-start;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link.cta-button {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
    
    /* Hero */
    .hero {
        min-height: 90vh;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-stats {
        gap: 20px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    /* Certifications */
    .cert-items {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    /* Services */
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    /* Success */
    .success-grid {
        grid-template-columns: 1fr;
    }
    
    /* Target Audience */
    .target-content h2 {
        font-size: 1.8rem;
    }
    
    .target-intro {
        font-size: 1.1rem;
    }
    
    .target-grid {
        grid-template-columns: 1fr;
    }
    
    /* CTA */
    .cta-content h2 {
        font-size: 1.8rem;
    }
    
    .cta-benefits {
        flex-direction: column;
        gap: 20px;
        align-items: center;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-legal {
        flex-direction: column;
        gap: 10px;
    }
    
    .separator {
        display: none;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .hero-title {
        font-size: 1.6rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .about-ceo {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .service-card,
    .success-card {
        padding: 30px 20px;
    }
}