/* ===========================
   GLOBAL STYLES & VARIABLES
   =========================== */

:root {
    --primary-color: #0066cc;
    --secondary-color: #00d4ff;
    --accent-color: #ff6b35;
    --dark-bg: #0a0e27;
    --light-bg: #f8f9fa;
    --text-dark: #1a1a2e;
    --text-light: #666666;
    --border-color: #e0e0e0;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: #ffffff;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.9) 100%);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo h1 {
    font-size: 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
}

.nav-menu ul {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    position: relative;
    transition: var(--transition);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transition: var(--transition);
}

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

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 5px 0;
    border-radius: 3px;
    transition: var(--transition);
}

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

.hero {
    margin-top: 70px;
    min-height: 100vh;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding: 40px 20px;
    animation: slideInUp 1s ease-out;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 20px;
    line-height: 1.2;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-light);
    margin-bottom: 40px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 14px 32px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: var(--transition);
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 10px 25px rgba(0, 102, 204, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0, 102, 204, 0.4);
}

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

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

.btn-large {
    padding: 16px 40px;
    font-size: 18px;
}

/* Floating shapes for 3D effect */
.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 1;
    overflow: hidden;
}

.shape {
    position: absolute;
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: var(--primary-color);
    border-radius: 50%;
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 200px;
    height: 200px;
    background: var(--secondary-color);
    border-radius: 50%;
    top: 60%;
    right: 10%;
    animation-delay: 2s;
}

.shape-3 {
    width: 250px;
    height: 250px;
    background: var(--accent-color);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    bottom: 20%;
    left: 50%;
    animation-delay: 4s;
}

#canvas-3d {
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0.5;
    z-index: 0;
}

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

.about {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 60px;
    color: var(--text-dark);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.about-card {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.about-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.about-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.about-card p {
    color: var(--text-light);
    line-height: 1.8;
}

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

.services-preview {
    padding: 80px 0;
}

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

.service-card {
    background: white;
    padding: 35px;
    border-radius: 12px;
    border: 2px solid transparent;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.service-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-15px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.service-card p {
    color: var(--text-light);
    font-size: 14px;
}

.services-cta {
    text-align: center;
}

/* ===========================
   WHY CHOOSE US SECTION
   =========================== */

.why-choose-us {
    padding: 80px 0;
    background-color: var(--light-bg);
}

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

.feature-item {
    text-align: center;
    position: relative;
    padding-top: 40px;
}

.feature-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 15px;
    opacity: 0.3;
}

.feature-item h4 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.feature-item p {
    color: var(--text-light);
}

/* ===========================
   TESTIMONIALS SECTION
   =========================== */

.testimonials {
    padding: 80px 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 35px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.testimonial-text {
    font-size: 16px;
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    font-weight: 600;
    opacity: 0.9;
}

/* ===========================
   FINAL CTA SECTION
   =========================== */

.final-cta {
    padding: 80px 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.final-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120"><path d="M0,50 Q300,0 600,50 T1200,50 L1200,120 L0,120 Z" fill="white" fill-opacity="0.1"/></svg>');
    background-size: 100% 100%;
    animation: wave 10s linear infinite;
}

.final-cta h2 {
    font-size: 42px;
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
}

.final-cta p {
    font-size: 18px;
    margin-bottom: 30px;
    position: relative;
    z-index: 2;
}

.final-cta .btn {
    position: relative;
    z-index: 2;
}

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

.footer {
    background: var(--text-dark);
    color: white;
    padding: 60px 0 20px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

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

.footer-section p {
    color: #ccc;
    margin-bottom: 10px;
}

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

.footer-section ul li {
    margin-bottom: 8px;
}

.footer-section a {
    color: #ccc;
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    color: #ccc;
}

/* ===========================
   PAGE HEADER
   =========================== */

.page-header {
    margin-top: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 80px 20px;
    text-align: center;
}

.page-header h1 {
    font-size: 48px;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 18px;
    opacity: 0.95;
}

/* ===========================
   SERVICE ITEMS PAGE
   =========================== */

.service-section {
    padding: 80px 0;
}

.service-section.alternate-bg {
    background-color: var(--light-bg);
}

.service-category-title {
    font-size: 36px;
    margin-bottom: 50px;
    color: var(--text-dark);
}

.service-items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.service-item-card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border-left: 4px solid var(--primary-color);
}

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

.service-item-card h3 {
    font-size: 18px;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.service-item-card p {
    color: var(--text-light);
    font-size: 14px;
}

/* ===========================
   INDUSTRIES PAGE
   =========================== */

.industries-section {
    padding: 80px 0;
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.industry-card {
    background: white;
    padding: 35px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
    border-top: 4px solid var(--primary-color);
}

.industry-card:hover {
    border-top-color: var(--secondary-color);
    transform: translateY(-12px);
    box-shadow: var(--shadow-lg);
}

.industry-icon {
    font-size: 56px;
    margin-bottom: 20px;
    display: block;
}

.industry-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.industry-card p {
    color: var(--text-light);
    margin-bottom: 20px;
    font-size: 14px;
}

.industry-solutions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
}

.solution-tag {
    background: var(--light-bg);
    color: var(--primary-color);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.industry-challenges {
    padding: 80px 0;
    background-color: var(--light-bg);
}

.challenges-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.challenge-item {
    background: white;
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.challenge-item h4 {
    color: var(--accent-color);
    margin-bottom: 10px;
    font-size: 16px;
}

.challenge-item p {
    color: var(--text-light);
    font-size: 14px;
}

/* ===========================
   CONTACT PAGE
   =========================== */

.contact-section {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-form-wrapper {
    background: white;
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.contact-form-wrapper h2 {
    font-size: 28px;
    margin-bottom: 30px;
    color: var(--text-dark);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

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

.form-group label {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    font-family: inherit;
    font-size: 14px;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

.success-message {
    background: #d4edda;
    color: #155724;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 4px solid #28a745;
}

.error-message {
    background: #f8d7da;
    color: #721c24;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 4px solid #f5c6cb;
}

.contact-info-wrapper {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-info-wrapper h2 {
    font-size: 28px;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.contact-info-box {
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary-color);
}

.contact-info-box h4 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 16px;
}

.contact-info-box p {
    margin-bottom: 8px;
    color: var(--text-light);
}

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

.contact-info-box a:hover {
    color: var(--secondary-color);
}

.office-list {
    margin-bottom: 15px;
}

.office-list p {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.office-list ul {
    list-style: none;
    padding-left: 0;
}

.office-list ul li {
    padding-left: 20px;
    position: relative;
    color: var(--text-light);
}

.office-list ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.what-we-offer ul {
    list-style: none;
}

.what-we-offer ul li {
    padding: 5px 0;
    color: var(--text-light);
}

.map-section {
    padding: 80px 0;
    background-color: var(--light-bg);
    text-align: center;
}

.map-placeholder {
    background: white;
    padding: 60px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    margin-top: 40px;
    color: var(--text-light);
    font-size: 18px;
}

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

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

    .hamburger {
        display: flex;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .cta-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }

    .section-title {
        font-size: 32px;
    }

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

    .page-header h1 {
        font-size: 32px;
    }

    .feature-item {
        text-align: left;
    }

    .services-grid,
    .about-grid,
    .industries-grid,
    .testimonials-grid,
    .challenges-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 24px;
    }

    .nav-menu ul {
        gap: 20px;
    }

    .cta-buttons {
        flex-direction: column;
        gap: 10px;
    }

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }

    .section-title {
        font-size: 24px;
        margin-bottom: 40px;
    }

    .contact-form-wrapper,
    .contact-info-box {
        padding: 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}