/* Reset & Variables */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #06b6d4;
    --dark: #0f172a;
    --light: #f8fafc;
    --gray: #64748b;
    --white: #ffffff;
    --font: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font);
    background-color: var(--light);
    color: var(--dark);
    line-height: 1.6;
}

/* Header & Nav */
header {
    background-color: rgba(255, 255, 255, 0.95);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 1px 10px rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 2rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--dark);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.logo span {
    color: var(--dark);
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

nav a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: color 0.3s;
}

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

.btn-contact {
    background-color: var(--primary);
    color: var(--white) !important;
    padding: 0.5rem 1.2rem;
    border-radius: 5px;
    font-weight: 600;
    transition: background-color 0.3s;
}

.btn-contact:hover {
    background-color: var(--primary-dark);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    color: var(--white);
    padding: 10rem 2rem 6rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(37,99,235,0.15) 0%, transparent 60%);
    pointer-events: none;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero h1 span {
    background: linear-gradient(to right, #60a5fa, #22d3ee);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    font-size: 1.25rem;
    color: #cbd5e1;
    margin-bottom: 2.5rem;
    font-weight: 300;
}

/* Container */
.section {
    padding: 6rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 3.5rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background-color: var(--primary);
    margin: 1rem auto 0;
    border-radius: 2px;
}

/* Pillars Section */
.pillars-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.pillar-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.02);
    border: 1px solid #e2e8f0;
    position: relative;
}

.pillar-number {
    font-size: 3rem;
    font-weight: 800;
    color: #e2e8f0;
    position: absolute;
    top: 1rem;
    right: 1.5rem;
    line-height: 1;
}

.pillar-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1rem;
}

.pillar-card p {
    color: var(--gray);
    font-size: 0.95rem;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
}

.service-card {
    background-color: var(--white);
    padding: 2.5rem 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid #f1f5f9;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(37, 99, 235, 0.08);
}

.service-icon {
    width: 50px;
    height: 50px;
    background-color: #dbeafe;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: var(--dark);
}

.service-card p {
    color: var(--gray);
    font-size: 0.95rem;
}

/* Insights Section */
.insights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.insight-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    border: 1px solid #e2e8f0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.01);
}

.insight-badge {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    background-color: #ecfdf5;
    color: #059669;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 4px;
    margin-bottom: 1rem;
}

.insight-card h4 {
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
    color: var(--dark);
}

.insight-card p {
    color: var(--gray);
    font-size: 0.9rem;
}

/* Contact */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    background-color: var(--white);
    padding: 3rem;
    border-radius: 15px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.05);
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
}

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

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

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

.contact-form form {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group input,
.form-group textarea {
    padding: 0.8rem 1rem;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    outline: none;
    font-family: inherit;
    font-size: 0.95rem;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary);
}

.btn-submit {
    background-color: var(--primary);
    color: var(--white);
    border: none;
    padding: 1rem;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.3s;
}

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

.alert {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    font-weight: 500;
}

.alert-success {
    background-color: #d1fae5;
    color: #065f46;
    border: 1px solid #a7f3d0;
}

.alert-error {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fca5a5;
}

/* Footer */
footer {
    background-color: var(--dark);
    color: #cbd5e1;
    padding: 3rem 2rem;
    text-align: center;
    border-top: 1px solid #1e293b;
}

footer p {
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
    .nav-container {
        flex-direction: column;
        gap: 1rem;
    }
    .hero h1 {
        font-size: 2.5rem;
    }
    .contact-container {
        grid-template-columns: 1fr;
        padding: 2rem 1.5rem;
    }
}