/* ==========================================================================
   CSS Variables & Design Tokens
   ========================================================================== */
:root {
    /* Color Palette */
    --color-primary: #0B3954;
    /* Corporate Blue */
    --color-primary-light: #1A5475;
    --color-secondary: #086788;
    /* Ocean Blue */
    --color-accent: #06AED5;
    /* Bright Blue */
    --color-slate: #4A4E69;
    /* Slate Gray */
    --color-slate-light: #9CA3AF;
    --color-light: #F8FAFC;
    --color-white: #FFFFFF;
    --color-dark: #0F172A;

    /* Gradients */
    --bg-gradient-hero: linear-gradient(135deg, rgba(11, 57, 84, 0.95) 0%, rgba(8, 103, 136, 0.9) 100%);
    --bg-gradient-card: linear-gradient(145deg, #ffffff, #f0f4f8);

    /* Typography */
    --font-primary: 'Inter', system-ui, -apple-system, sans-serif;

    /* Spacing */
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 2rem;
    --spacing-xl: 4rem;

    /* Shadows & Effects */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-glow: 0 0 20px rgba(6, 174, 213, 0.3);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);

    /* Layout */
    --max-width: 1200px;
}

/* ==========================================================================
   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(--color-dark);
    line-height: 1.6;
    background-color: var(--color-white);
    overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    line-height: 1.2;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

p {
    color: var(--color-slate);
    margin-bottom: var(--spacing-md);
}

a {
    text-decoration: none;
    color: var(--color-accent);
    transition: color var(--transition-fast);
}

ul {
    list-style: none;
}

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

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

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

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

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

/* ==========================================================================
   Typography Utilities
   ========================================================================== */
.section-heading {
    font-size: clamp(2rem, 4vw, 2.5rem);
    position: relative;
    display: inline-block;
}

.section-desc {
    font-size: 1.125rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    margin-bottom: 3rem;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.75rem;
    font-weight: 600;
    border-radius: 50px;
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--color-accent);
    color: var(--color-white);
    box-shadow: 0 4px 14px rgba(6, 174, 213, 0.4);
}

.btn-primary:hover {
    background-color: #059cbd;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(6, 174, 213, 0.6);
    color: var(--color-white);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-white);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--color-white);
    transform: translateY(-2px);
    color: var(--color-white);
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all var(--transition-normal);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 1rem 0;
}

.navbar.scrolled {
    padding: 0.5rem 0;
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

.logo img:hover {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-item {
    color: var(--color-primary);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

.nav-item::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width var(--transition-normal);
}

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

.nav-btn {
    background-color: var(--color-primary);
    color: var(--color-white);
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all var(--transition-normal);
}

.nav-btn:hover {
    background-color: var(--color-primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-sm);
    color: var(--color-white);
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    color: var(--color-primary);
    cursor: pointer;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 8rem 2rem 4rem;
    background-color: var(--color-primary);
    overflow: hidden;
}

/* Using a subtle pattern for background */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: radial-gradient(circle at 2px 2px, rgba(255, 255, 255, 0.05) 1px, transparent 0);
    background-size: 32px 32px;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-gradient-hero);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 10;
    max-width: 800px;
    color: var(--color-white);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    color: var(--color-white);
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
    animation: fadeUp 0.8s ease-out forwards;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    animation: fadeUp 0.8s ease-out 0.2s forwards;
    opacity: 0;
}

.hero-cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    animation: fadeUp 0.8s ease-out 0.4s forwards;
    opacity: 0;
}

/* Decorative Shapes */
.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    z-index: 1;
    opacity: 0.5;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: var(--color-accent);
    top: -100px;
    left: -100px;
    animation: float 10s infinite ease-in-out;
}

.shape-2 {
    width: 300px;
    height: 300px;
    background: var(--color-secondary);
    bottom: -50px;
    right: -50px;
    animation: float 8s infinite ease-in-out reverse;
}

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

.feature-list {
    margin-top: 2rem;
}

.feature-list li {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    border-radius: 12px;
    transition: background-color var(--transition-fast);
}

.feature-list li:hover {
    background-color: var(--color-light);
}

.feature-icon {
    width: 50px;
    height: 50px;
    background-color: rgba(6, 174, 213, 0.1);
    color: var(--color-accent);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature-info h3 {
    margin-bottom: 0.25rem;
    font-size: 1.1rem;
}

.feature-info p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

.about-image-wrapper {
    position: relative;
    height: 100%;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at center, rgba(8, 103, 136, 0.05) 0%, transparent 70%);
}

.glass-card {
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
    text-align: center;
    max-width: 400px;
    animation: float 6s infinite ease-in-out;
}

.card-icon {
    font-size: 3rem;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-gradient-card);
    padding: 2.5rem 2rem;
    border-radius: 16px;
    border: 1px solid rgba(0, 0, 0, 0.03);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.service-icon {
    width: 60px;
    height: 60px;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
    transition: transform var(--transition-normal);
}

.service-card:hover .service-icon {
    transform: scale(1.1) rotate(5deg);
    background-color: var(--color-accent);
}

.service-title {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.service-text {
    font-size: 0.95rem;
    margin-bottom: 0;
}

/* ==========================================================================
   Consulting Section
   ========================================================================== */
.consulting-flex {
    display: flex;
    gap: 4rem;
    align-items: center;
}

.consulting-visual {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.drone-graphic {
    position: relative;
    width: 200px;
    height: 200px;
    background: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    color: var(--color-white);
    box-shadow: var(--shadow-glow);
}

.radar-ping {
    position: absolute;
    width: 100%;
    height: 100%;
    background-color: var(--color-accent);
    border-radius: 50%;
    z-index: -1;
    animation: ping 2s cubic-bezier(0, 0, 0.2, 1) infinite;
}

.consulting-content {
    flex: 1.5;
}

.badge {
    display: inline-block;
    padding: 0.35rem 1rem;
    background-color: rgba(6, 174, 213, 0.1);
    color: var(--color-secondary);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.accordion {
    margin-top: 2rem;
}

.accordion-item {
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    margin-bottom: 1rem;
    overflow: hidden;
}

.accordion-header {
    background-color: var(--color-white);
    padding: 1.25rem 1.5rem;
    cursor: pointer;
    transition: background-color var(--transition-fast);
}

.accordion-header h4 {
    margin: 0;
    font-size: 1.1rem;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.accordion-header:hover {
    background-color: var(--color-light);
}

.accordion-body {
    padding: 0 1.5rem;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease-in-out;
    background-color: var(--color-white);
}

.accordion-body.active {
    padding: 1.25rem 1.5rem;
    max-height: 200px;
    border-top: 1px solid #E2E8F0;
}

.accordion-body p {
    margin: 0;
    font-size: 0.95rem;
}

/* ==========================================================================
   Contact Section
   ========================================================================== */
.contact {
    background-color: var(--color-dark);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, rgba(6, 174, 213, 0.1) 0%, transparent 70%);
    z-index: 0;
}

.glass-panel {
    position: relative;
    z-index: 1;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    display: flex;
    overflow: hidden;
}

.contact-info {
    flex: 1;
    padding: 4rem;
    color: var(--color-white);
    background: rgba(11, 57, 84, 0.8);
}

.contact-info h2 {
    color: var(--color-white);
}

.contact-info p {
    color: var(--color-slate-light);
    margin-bottom: 2rem;
}

.contact-details {
    margin-top: 3rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.detail-item i {
    color: var(--color-accent);
    font-size: 1.5rem;
}

.contact-form-wrapper {
    flex: 1;
    padding: 4rem;
    background: var(--color-white);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.25rem;
    border: 1px solid #E2E8F0;
    border-radius: 12px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    background-color: var(--color-light);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px rgba(6, 174, 213, 0.2);
    background-color: var(--color-white);
}

.submit-btn {
    width: 100%;
    padding: 1rem;
    background-color: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-fast);
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.5rem;
}

.submit-btn:hover {
    background-color: var(--color-accent);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background-color: #081017;
    color: var(--color-slate-light);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-logo {
    height: 40px;
    margin-bottom: 1.5rem;
    opacity: 0.8;
}

.footer h4 {
    color: var(--color-white);
    margin-bottom: 1.5rem;
}

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

.footer ul li a {
    color: var(--color-slate-light);
}

.footer ul li a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0) scale(1);
    }

    50% {
        transform: translateY(-20px) scale(1.05);
    }
}

@keyframes ping {

    75%,
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease-out;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ==========================================================================
   Media Queries (Responsive Design)
   ========================================================================== */
@media (max-width: 992px) {

    .about-grid,
    .consulting-flex {
        grid-template-columns: 1fr;
        flex-direction: column;
        gap: 3rem;
    }

    .glass-panel {
        flex-direction: column;
    }

    .contact-info,
    .contact-form-wrapper {
        padding: 2.5rem;
    }

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

@media (max-width: 768px) {
    .hamburger {
        display: block;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--color-white);
        flex-direction: column;
        padding: 2rem 0;
        box-shadow: var(--shadow-md);
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transition: clip-path 0.4s ease-in-out;
        gap: 1.5rem;
    }

    .nav-links.active {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
    }

    .hero {
        padding-top: 6rem;
    }

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