/* --- GLOBAL VARIABLES & RESET --- */
:root {
    --primary-color: #2563EB;     /* Blue from logo idea */
    --secondary-color: #1E293B;   /* Dark Navy/Slate */
    --accent-color: #F59E0B;      /* Amber/Yellow */
    --bg-light: #F8FAFC;          /* Very light gray for backgrounds */
    --text-dark: #0F172A;         /* Nearly black text */
    --text-gray: #64748B;         /* Muted text */
    --white: #ffffff;
    --max-width: 1200px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body {
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* --- HEADER & NAV --- */
header {
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--secondary-color);
}
.logo span { color: var(--primary-color); }

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    font-weight: 500;
    color: var(--secondary-color);
    transition: color 0.3s;
    font-size: 1rem;
}

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

.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    transition: background 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary:hover { background-color: #1d4ed8; }

.btn-secondary {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s;
}

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

/* --- HERO SECTION --- */
.hero {
    padding: 10rem 2rem 6rem;
    background: linear-gradient(135deg, #EFF6FF 0%, #FFFFFF 100%);
    text-align: center;
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero h1 {
    font-size: 3.5rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--secondary-color);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

/* --- SECTIONS COMMON --- */
.section {
    padding: 6rem 2rem;
    max-width: var(--max-width);
    margin: 0 auto;
}

.bg-light {
    background-color: var(--bg-light);
    max-width: 100%;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.section-title p {
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
    font-size: 1.1rem;
}

/* --- ABOUT SECTION --- */
.about-content {
    background-color: var(--white);
    padding: 3rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid #e2e8f0;
}

.about-text {
    font-size: 1.15rem;
    color: var(--secondary-color);
    max-width: 900px;
    margin: 0 auto;
    line-height: 1.9;
}

/* --- SERVICES GRID --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    max-width: var(--max-width);
    margin: 0 auto;
}

.service-card {
    background: var(--white);
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    border: 1px solid #e2e8f0;
    transition: transform 0.3s, border-color 0.3s;
}

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

.icon-wrapper {
    width: 60px;
    height: 60px;
    background-color: #eff6ff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.icon-wrapper i {
    font-size: 1.8rem;
    color: var(--primary-color);
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--secondary-color);
    font-size: 1.4rem;
}

.service-card p {
    color: var(--text-gray);
    font-size: 1rem;
    line-height: 1.6;
}

/* --- CONTACT SECTION --- */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 0;
    background-color: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
}

.contact-info {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-info h3 { font-size: 2rem; margin-bottom: 1rem; }
.contact-info p { margin-bottom: 3rem; color: #cbd5e1; }

.info-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.info-item i {
    margin-right: 1rem;
    color: var(--accent-color);
    margin-top: 5px;
}

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

.contact-form h3 {
    color: var(--secondary-color);
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

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

.contact-form input, 
.contact-form textarea, 
.contact-form select {
    width: 100%;
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid #cbd5e1;
    font-size: 1rem;
    outline: none;
    transition: border-color 0.3s;
}

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

.submit-btn {
    width: 100%;
    padding: 1rem;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1.1rem;
    cursor: pointer;
    transition: background 0.3s;
}

.submit-btn:hover { background-color: #1d4ed8; }

/* --- FOOTER --- */
footer {
    background-color: #0f172a;
    color: #94a3b8;
    text-align: center;
    padding: 2.5rem;
    border-top: 1px solid #1e293b;
}

/* --- RESPONSIVE DESIGN --- */
@media (max-width: 900px) {
    .contact-wrapper { grid-template-columns: 1fr; }
    .contact-info, .contact-form { padding: 2.5rem; }
    .hero { padding-top: 8rem; }
    .hero h1 { font-size: 2.5rem; }
}

@media (max-width: 768px) {
    .nav-links { display: none; } /* Mobile menu simplified for now */
    .hero-buttons { flex-direction: column; }
    .btn-secondary { margin-left: 0; }
}