/* ========================================
   LCEFI APP - FRESH LIGHT MODERN UI
   Design: Clean, Airy, Premium Light
   ======================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;700&display=swap');

:root {
    --bg-main: #ffffff;
    --bg-sub: #f8fafc;
    --primary: #0066ff;
    --secondary: #6366f1;
    --text-main: #0f172a;
    --text-sub: #475569;
    --border: #e2e8f0;
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Nav */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
}

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

.brand {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--text-main);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
}

.brand span {
    color: var(--primary);
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-sub);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

.btn-cta {
    background: var(--primary);
    color: white;
    padding: 0.6rem 1.2rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s, background 0.2s;
}

.btn-cta:hover {
    background: #0052cc;
    transform: translateY(-1px);
}

/* Hero */
.hero {
    padding: 180px 0 100px;
    text-align: center;
}

.hero-label {
    display: inline-block;
    background: aliceblue;
    color: var(--primary);
    padding: 0.4rem 1rem;
    border-radius: 100px;
    font-weight: 600;
    font-size: 0.8rem;
    margin-bottom: 2rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: 4.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: var(--text-main);
    letter-spacing: -2px;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-sub);
    max-width: 650px;
    margin: 0 auto 3rem;
}

.hero-btns {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.btn-secondary {
    background: white;
    border: 1px solid var(--border);
    color: var(--text-main);
    padding: 0.8rem 1.8rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
}

/* Services */
.services-section {
    padding: 100px 0;
    background: var(--bg-sub);
}

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

.section-head h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.card {
    background: white;
    padding: 3rem;
    border-radius: 20px;
    border: 1px solid var(--border);
    transition: box-shadow 0.3s, transform 0.3s;
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.card-icon {
    width: 50px;
    height: 50px;
    background: #eef2ff;
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.card h3 {
    margin-bottom: 1rem;
    font-weight: 700;
}

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

/* Footer */
footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--border);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.footer-copy {
    color: var(--text-sub);
    font-size: 0.9rem;
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid var(--border);
}

/* Responsive */
@media (max-width: 991px) {
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .hero h1 { font-size: 3.5rem; }
}

@media (max-width: 768px) {
    .grid-3 { grid-template-columns: 1fr; }
    .hero h1 { font-size: 2.8rem; }
    .nav-links { display: none; }
}