/* 1. BRAND COLOR VARIABLES (From your guide) */
:root {
    --primary-blue: #007BFF;    /* Main headers, buttons */
    --white: #FFFFFF;           /* Background, content */
    --light-aqua: #E3F7F9;      /* Highlights, icons */
    --dark-slate: #2D3A45;      /* Body text, subheadings */
    --soft-gray: #F8F9FA;       /* Section backgrounds */
}

/* 2. BASIC PAGE STYLES */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    color: var(--dark-slate);
    line-height: 1.6;
}

/* 3. NAVIGATION */
nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background-color: var(--white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--primary-blue);
    text-decoration: none; /* Added for logo link */
}

.logo img {
    display: block;
    height: 50px; /* Adjust this to control logo size */
    width: auto;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark-slate);
    font-weight: 600;
    transition: color 0.3s;
}

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

/* 4. BUTTONS */
.btn {
    display: inline-block;
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 0.8rem 1.5rem;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #0056b3; /* A darker blue */
}

.btn-hero {
    background-color: var(--white);
    color: var(--primary-blue);
    font-size: 1.1rem;
    padding: 1rem 2rem;
    margin-top: 1.5rem;
}

.btn-hero:hover {
    background-color: var(--light-aqua);
}

/* 5. HERO SECTION */
.hero {
    /* 🔽 ONLY THIS LINE WAS UPDATED 🔽 */
    background: linear-gradient(rgba(0, 123, 255, 0.8), rgba(0, 123, 255, 0.9)), url('../images/hero-image.jpg') center/cover no-repeat;
    color: var(--white);
    text-align: center;
    padding: 10rem 5% 6rem; /* Extra top padding for fixed nav */
    margin-top: 60px; /* Height of the fixed nav */
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    max-width: 700px;
    margin: 0 auto;
}

/* 6. FOOTER */
footer {
    background-color: var(--dark-slate);
    color: var(--white);
    text-align: center;
    padding: 2rem;
    margin-top: 3rem;
}