/* -----------------------------------------------------
   GLOBAL VARIABLES — American Red, White & Blue Theme
----------------------------------------------------- */
:root {
    --red: #B22234;
    --red-dark: #8C1B29;

    --blue: #0A3161;
    --blue-dark: #082544;

    --white: #FFFFFF;
    --light-gray: #F4F4F4;
    --soft-blue: #E6ECF5;
    --text-dark: #333;
    --text-medium: #555;

    --max-width: 1100px;
    --transition: 0.25s ease-in-out;
}

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

body {
    font-family: "Lora", serif;
    background: var(--light-gray);
    color: var(--text-dark);
    line-height: 1.7;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    text-decoration: none;
    color: var(--blue);
    transition: var(--transition);
}

a:hover {
    color: var(--blue-dark);
}

/* -----------------------------------------------------
   HEADER & NAVIGATION
----------------------------------------------------- */
.site-header {
    background: var(--red);
    color: var(--white);
    padding: 0.6rem 1rem;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.site-title a {
    font-family: "Montserrat", sans-serif;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--white);
}

.site-title span {
    color: var(--soft-blue);
}

nav.main-nav ul {
    list-style: none;
    display: none; /* Mobile default */
    flex-direction: column;
    gap: 0.75rem;
    background: var(--red);
    padding: 1rem;
}

nav.main-nav ul li a {
    color: var(--white);
    font-family: "Montserrat", sans-serif;
    font-size: 1rem;
}

nav.main-nav ul li a:hover {
    color: var(--blue);
}

/* Mobile Menu Toggle */
.nav-toggle {
    width: 30px;
    height: 22px;
    position: relative;
    cursor: pointer;
    border: none;
    background: none;
}

.nav-toggle span {
    display: block;
    height: 4px;
    background: var(--white);
    margin-bottom: 5px;
    border-radius: 2px;
}

/* -----------------------------------------------------
   HERO SECTION (Homepage)
----------------------------------------------------- */
.hero {
    background: var(--blue);
    color: var(--white);
    padding: 3rem 1.5rem;
    text-align: center;
}

.hero h1 {
    font-family: "Montserrat", sans-serif;
    font-size: 2.2rem;
    margin-bottom: 1rem;
}

.hero p {
    max-width: 650px;
    margin: 0.5rem auto 2rem auto;
}

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

.btn-primary {
    background: var(--red);
    color: var(--white);
    padding: 0.75rem 1.5rem;
    border-radius: 5px;
    font-family: "Montserrat", sans-serif;
    font-weight: 600;
    transition: var(--transition);
}

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

.btn-outline {
    border: 2px solid var(--white);
    padding: 0.75rem 1.5rem;
    color: var(--white);
    border-radius: 5px;
    font-family: "Montserrat", sans-serif;
    font-weight: 600;
}

.btn-outline:hover {
    background: var(--white);
    color: var(--blue);
}

/* -----------------------------------------------------
   MAIN CONTENT WRAPPER
----------------------------------------------------- */
.content-wrapper {
    max-width: var(--max-width);
    margin: 1.5rem auto;
    padding: 0 1rem;

    display: block; /* Mobile: no grid */
}

/* -----------------------------------------------------
   HOMEPAGE CARDS
----------------------------------------------------- */
.card-grid {
    display: grid;
    gap: 1.5rem;
    margin: 2rem 0;
}

.card {
    background: var(--white);
    padding: 1.5rem;
    border-radius: 6px;
    border-left: 5px solid var(--blue);
    box-shadow: 0 2px 5px rgba(0,0,0,0.07);
}

.card h3 {
    font-family: "Montserrat", sans-serif;
    margin-bottom: 0.5rem;
}

.card p {
    margin-bottom: 0.75rem;
}

.card a {
    font-weight: 700;
}

/* -----------------------------------------------------
   SIDEBAR
----------------------------------------------------- */
.sidebar {
    margin-top: 2rem;
}

.sidebar-section {
    background: var(--soft-blue);
    padding: 1rem 1.25rem;
    border-radius: 6px;
    margin-bottom: 1.25rem;
}

.sidebar-section h3 {
    font-family: "Montserrat", sans-serif;
    margin-bottom: 0.75rem;
    color: var(--blue);
}

.sidebar-section ul {
    list-style: none;
    padding-left: 0;
}

.sidebar-section ul li {
    margin-bottom: 0.5rem;
}

.btn-sidebar {
    display: inline-block;
    background: var(--red);
    color: var(--white);
    padding: 0.5rem 1rem;
    margin-top: 0.5rem;
    font-family: "Montserrat", sans-serif;
    text-align: center;
    border-radius: 4px;
}

.btn-sidebar:hover {
    background: var(--red-dark);
}

/* Highlight block (Hurt Study callout) */
.sidebar-section.highlight {
    border-left: 5px solid var(--red);
}

/* -----------------------------------------------------
   FOOTER
----------------------------------------------------- */
.site-footer {
    background: var(--blue);
    color: var(--white);
    margin-top: 3rem;
    padding: 2rem 1rem 0 1rem;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: block; /* Mobile default */
}

.footer-left h4 {
    font-family: "Montserrat", sans-serif;
    margin-bottom: 0.5rem;
}

.footer-right ul {
    list-style: none;
    margin-top: 1.5rem;
}

.footer-right ul li {
    margin-bottom: 0.4rem;
}

.footer-right ul li a {
    color: var(--white);
}

.footer-bottom {
    text-align: center;
    margin-top: 2rem;
    padding: 1rem 0;
    font-size: 0.9rem;
    background: var(--blue-dark);
}

/* -----------------------------------------------------
   DESKTOP / TABLET LAYOUT (768px+)
----------------------------------------------------- */
@media (min-width: 768px) {

    nav.main-nav ul {
        display: flex !important;
        flex-direction: row;
        background: none;
        padding: 0;
        gap: 1.25rem;
    }

    .nav-toggle {
        display: none;
    }

    .content-wrapper {
        display: grid;
        grid-template-columns: 3fr 1fr;
        gap: 2rem;
    }

    .footer-inner {
        display: flex;
        justify-content: space-between;
        align-items: flex-start;
        gap: 2rem;
    }
}

/* -----------------------------------------------------
   OPTIONAL MINOR UTILITIES
----------------------------------------------------- */
.text-center { text-align: center; }
.mt-2 { margin-top: 2rem; }