/* Global Font and Navigation Fixes for Harvard-inspired Design */

/* Import Harvard-style fonts */
@import url('https://fonts.googleapis.com/css2?family=Crimson+Text:ital,wght@0,400;0,600;0,700;1,400&family=Libre+Baskerville:ital,wght@0,400;0,700;1,400&family=Lora:ital,wght@0,400;0,500;0,600;0,700;1,400&display=swap');

/* Update root variables */
:root {
    --font-serif: 'Libre Baskerville', 'Georgia', serif;
    --font-body: 'Crimson Text', 'Georgia', serif;
    --font-heading: 'Lora', 'Georgia', serif;
    --primary-color: #1e3a8a;
    --primary-dark: #1e40af;
    --secondary-color: #16a34a;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --border-color: #e5e7eb;
    --transition: all 0.3s ease;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
}

/* Global Typography Updates */
body {
    font-family: var(--font-body);
    font-size: 18px;
    line-height: 1.7;
    color: var(--text-dark);
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-serif);
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--text-dark);
}

h1 {
    font-size: 3.5rem;
    line-height: 1.1;
}

h2 {
    font-size: 2.75rem;
    line-height: 1.2;
}

h3 {
    font-size: 2rem;
    line-height: 1.3;
}

h4 {
    font-size: 1.5rem;
    line-height: 1.4;
}

p {
    font-family: var(--font-body);
    line-height: 1.8;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 2.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--primary-color);
}

.section-description {
    font-family: var(--font-body);
    font-size: 1.2rem;
    line-height: 1.8;
    color: var(--text-light);
}

/* Navigation Bar Fix - Always Visible */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    padding: 0;
}

.navbar.transparent {
    background-color: rgba(30, 58, 138, 0.95);
    box-shadow: none;
}

.navbar.transparent .nav-link {
    color: white;
}

.navbar.transparent .logo-text {
    color: white;
}

.navbar.transparent .mobile-menu-btn span {
    background-color: white;
}

.navbar .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

/* Logo Styling */
.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    transition: all 0.3s ease;
}

.logo:hover {
    transform: translateY(-2px);
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-family: var(--font-serif);
    font-weight: bold;
    font-size: 1.5rem;
    box-shadow: 0 2px 8px rgba(30, 58, 138, 0.3);
}

.logo-text {
    font-family: var(--font-serif);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.01em;
}

/* Navigation Links */
.nav-links {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-dark);
    text-decoration: none;
    padding: 0.5rem 1rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

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

.nav-link.active {
    color: var(--primary-color);
    font-weight: 600;
}

/* Button Styling */
.btn {
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: 0 2px 8px rgba(30, 58, 138, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(30, 58, 138, 0.4);
}

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

.btn-white:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Mobile Menu Button - Always Visible */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-btn span {
    width: 28px;
    height: 3px;
    background-color: var(--text-dark);
    border-radius: 2px;
    transition: all 0.3s ease;
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* Mobile Navigation */
@media (max-width: 968px) {
    .mobile-menu-btn {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        background-color: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
        max-height: calc(100vh - 80px);
        overflow-y: auto;
    }

    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-link {
        padding: 1rem;
        border-bottom: 1px solid var(--border-color);
        color: var(--text-dark) !important;
        width: 100%;
    }

    .nav-link::after {
        display: none;
    }

    .btn-primary {
        width: 100%;
        justify-content: center;
        margin-top: 1rem;
    }
}

/* Page Header Styling */
.page-header {
    padding: 10rem 0 6rem;
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 50%, #2563eb 100%);
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.page-title {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
    letter-spacing: -0.02em;
}

.page-subtitle {
    font-family: var(--font-body);
    font-size: 1.3rem;
    opacity: 0.95;
    position: relative;
    z-index: 1;
    max-width: 700px;
    margin: 0 auto;
}

/* Card Titles */
.card-title,
.feature-title,
.service-title {
    font-family: var(--font-heading);
    font-weight: 600;
}

/* Footer Typography */
.footer {
    background-color: #111827;
    color: white;
    padding: 4rem 0 2rem;
}

.footer-title {
    font-family: var(--font-heading);
    font-weight: 600;
    letter-spacing: 0.02em;
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
}

.footer-description {
    font-family: var(--font-body);
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    font-family: var(--font-body);
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: white;
}

.footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-contact li {
    font-family: var(--font-body);
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 0.75rem;
}

.footer-bottom {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    font-family: var(--font-body);
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* Responsive Typography */
@media (max-width: 968px) {
    body {
        font-size: 16px;
    }

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    h3 {
        font-size: 1.5rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .page-title {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .page-header {
        padding: 8rem 0 4rem;
    }

    .page-title {
        font-size: 2rem;
    }

    .page-subtitle {
        font-size: 1.1rem;
    }
}