:root {
    --color-bg: #ffffff;
    --color-bg-light: #f8f9fa;
    --color-bg-dark: #0f172a;
    /* Deep Navy */

    --color-text: #334155;
    /* Slate 700 */
    --color-text-light: #64748b;
    /* Slate 500 */
    --color-text-white: #f8fafc;

    --color-primary: #0f172a;
    --color-primary-light: #1e293b;
    --color-accent: #3b82f6;

    --font-main: 'Inter', system-ui, -apple-system, sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    --container-width: 1100px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

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

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

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

.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

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

/* Header */
.header {
    padding: 1rem 0;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    z-index: 1000;
    border-bottom: 1px solid rgba(226, 232, 240, 0.6);
    transition: padding 0.3s ease;
}

.header.scrolled {
    padding: 0.75rem 0;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-link {
    display: flex;
    align-items: center;
}

.logo-image {
    height: 50px;
    /* Increased size */
    width: auto;
    display: block;
}

.nav ul {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

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

.nav a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--color-accent);
    transition: width 0.3s ease;
}

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

.nav a:hover::after {
    width: 100%;
}

.btn-nav {
    padding: 0.6rem 1.2rem;
    border: 1px solid var(--color-primary);
    border-radius: 6px;
    transition: all 0.3s ease;
}

.btn-nav:hover {
    background: var(--color-primary);
    color: white !important;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(15, 23, 42, 0.15);
}

.btn-nav:hover::after {
    display: none;
}

/* Hero */
.hero {
    padding: 200px 0 130px;
    text-align: center;
    position: relative;
    overflow: hidden;
    background-color: #f8fafc;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background:
        radial-gradient(at 0% 0%, hsla(217, 91%, 60%, 0.15) 0px, transparent 50%),
        radial-gradient(at 100% 0%, hsla(190, 100%, 70%, 0.15) 0px, transparent 50%),
        radial-gradient(at 50% 100%, hsla(240, 100%, 70%, 0.15) 0px, transparent 50%);
    filter: blur(60px);
    animation: gradientMove 15s ease infinite alternate;
    z-index: 0;
}

@keyframes gradientMove {
    0% {
        transform: translate(0, 0) scale(1);
    }

    100% {
        transform: translate(-20px, 20px) scale(1.1);
    }
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.15;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.04em;
    background: linear-gradient(to right, var(--color-primary), #475569);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: fadeInUp 0.8s ease-out;
}

.hero-sub {
    font-size: 1.35rem;
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

.btn-primary {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
    color: white;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.05rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: all 0.3s ease;
    animation: fadeInUp 0.8s ease-out 0.4s backwards;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.15), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

/* Sections */
.section {
    padding: var(--spacing-xl) 0;
}

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

.bg-dark {
    background-color: var(--color-bg-dark);
    position: relative;
}

.text-white {
    color: var(--color-text-white);
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: var(--spacing-lg);
    color: var(--color-primary);
    letter-spacing: -0.03em;
    text-align: center;
}

.section-title.text-white {
    color: white;
}

/* Grid Layouts */
.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

/* Grid Layouts with Spotlight Effect */
.grid-4 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2.5rem;
}

.card {
    padding: 2.5rem;
    background: rgba(255, 255, 255, 0.8);
    /* Slightly transparent */
    border: 1px solid rgba(226, 232, 240, 0.6);
    border-radius: 12px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

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

/* Spotlight glow effect mechanism */
.card::after {
    content: "";
    position: absolute;
    top: var(--y, -500px);
    left: var(--x, -500px);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15), transparent 70%);
    opacity: 0;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: -1;
    transition: opacity 0.3s ease;
}

.card:hover::after {
    opacity: 1;
}

.card:hover {
    transform: translateY(-8px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 20px 40px -5px rgba(15, 23, 42, 0.1), 0 10px 20px -5px rgba(15, 23, 42, 0.05);
}

.card:hover::before {
    opacity: 1;
}

.service-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    border: 1px solid rgba(226, 232, 240, 0.8);
    background: linear-gradient(180deg, #ffffff 0%, #fcfcfc 100%);
}

.icon-wrapper {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    background: rgba(59, 130, 246, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.25rem;
    color: var(--color-accent);
    transition: all 0.3s ease;
}

.service-card:hover .icon-wrapper {
    background: var(--color-accent);
    color: white;
    transform: scale(1.1) rotate(3deg);
}

.service-card p {
    color: var(--color-text-light);
    font-size: 1.05rem;
}

.card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: var(--color-primary);
    font-weight: 700;
}

/* Process Steps */
.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    position: relative;
}

.step {
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    /* Subtle shadow */
    border: 1px solid #f1f5f9;
    transition: transform 0.3s ease;
}

.step:hover {
    transform: translateY(-5px);
}

.step-number {
    font-size: 4rem;
    font-weight: 800;
    background: linear-gradient(135deg, #cbd5e1 0%, #e2e8f0 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.step h3 {
    margin-bottom: 0.75rem;
    font-weight: 700;
    font-size: 1.25rem;
}

/* Target Audience */
.target-list {
    max-width: 700px;
    margin: 0 auto;
    text-align: left;
}

.target-list li {
    margin-bottom: 1.5rem;
    padding-left: 2.5rem;
    position: relative;
    font-size: 1.2rem;
    color: #cbd5e1;
}

.target-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-weight: bold;
    font-size: 1.2rem;
    background: rgba(59, 130, 246, 0.1);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Contact */
.contact-container {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.contact-intro {
    margin-bottom: 3rem;
    font-size: 1.25rem;
    color: var(--color-text-light);
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 4rem;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 2rem;
    border-radius: 12px;
    background: #f8fafc;
    min-width: 250px;
    transition: transform 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-5px);
    background: white;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.contact-item .label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.contact-item .link {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-primary);
}

.contact-item .link:hover {
    color: var(--color-accent);
}

/* Footer */
.footer {
    padding: 2rem 0;
    text-align: center;
    color: var(--color-text-light);
    font-size: 0.9rem;
    border-top: 1px solid #e2e8f0;
    background: #f8fafc;
}

/* Responsive */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 2.5rem;
    }

    .hero-sub {
        font-size: 1.1rem;
    }

    .header-content {
        flex-direction: column;
        gap: 1rem;
    }

    .header.scrolled .header-content {
        gap: 0.5rem;
    }

    .nav ul {
        gap: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }

    .grid-3,
    .grid-4,
    .process-steps {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .contact-info {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .contact-item {
        width: 100%;
    }
}