/* CSS Variables for consistent theming */
:root {
    /* Font */
    --font-primary: 'Inter', 'Segoe UI', Arial, sans-serif;
    
    /* Colors */
    --primary-color: #4C6EF5;
    --primary-dark: #3B5BDB;
    --background-color: #ffffff;
    --text-color: #2B2B2B;
    --heading-color: #4C6EF5;
    --error-color: #dc3545;
    --success-color: #28a745;
    --box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
    
    /* New variables */
    --card-bg: #ffffff;
    --badge-bg: #EDF2FF;
    --badge-text: #4C6EF5;
    --hover-transform: translateY(-3px);
    --section-spacing: 80px;
}

/* Accessibility - Skip Link */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    z-index: 100;
    transition: var(--transition);
}

.skip-link:focus {
    top: 0;
}

body {
    font-family: var(--font-primary);
    margin: 0;
    padding: 0;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    scroll-behavior: smooth;
}

/* Navigation styles */
nav {
    background-color: var(--primary-color);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.nav-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    position: relative;
}

.terminal-logo {
    margin-right: auto;
    padding-left: 40px;
}

nav ul {
    margin-right: auto;
}

.terminal-logo {
    margin-right: 40px;
}

.terminal-logo svg {
    display: block;
    transform: scale(1.25);
    transition: var(--transition);
}

.terminal-logo svg:hover {
    transform: scale(1.35);
}

nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
}

nav ul li a {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.25em;
    padding: 8px 0;
    transition: var(--transition);
    display: inline-block;
    letter-spacing: 0.5px;
    position: relative;
}

nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: 0;
    left: 0;
    background-color: #fff;
    transition: var(--transition);
}

nav ul li a:hover::after {
    width: 100%;
}

nav ul li a:hover {
    color: #fff;
    transform: translateY(-1px);
}

/* Areas of Expertise styling */
#resume h3 {
    color: var(--primary-color);
    margin: 45px 0 12px;
    font-size: 1.6em;
}

#resume h4 {
    color: var(--text-color);
    margin: 35px 0 15px;
    font-size: 1.3em;
    font-weight: 600;
}

#resume ul {
    margin: 0 0 25px;
    padding-left: 25px;
    list-style-type: disc;
}

#resume ul li {
    margin-bottom: 8px;
    line-height: 1.6;
    color: var(--text-color);
}

#resume h3:first-of-type {
    margin-top: 25px;
}

/* Resume sections styling */
#resume h4 {
    margin-bottom: 15px;
}

#resume ul {
    background-color: var(--badge-bg);
    border-radius: 12px;
    padding: 25px 40px 25px 50px;
    margin: 0 0 35px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    list-style: none;
}

#resume ul li::before {
    content: "•";
    color: var(--primary-color);
    opacity: 0.5;
    display: inline-block;
    width: 1em;
    margin-left: -1em;
}

#resume ul li {
    position: relative;
    margin-bottom: 12px;
    line-height: 1.6;
    color: var(--text-color);
    padding-right: 20px;
}

/* Nested lists */
#resume ul ul {
    background: none;
    border-radius: 0;
    box-shadow: none;
    padding: 10px 0 5px 20px;
    margin: 12px 0 0;
}

#resume ul ul li {
    padding-right: 0;
}

#resume ul ul li::before {
    opacity: 0.3;
}

#resume ul li:last-child {
    margin-bottom: 0;
}

/* Technical Skills section */
#resume h3:last-of-type + ul {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    padding: 30px 40px;
}

#resume h3:last-of-type + ul li {
    margin-bottom: 15px;
    padding-right: 30px;
}

#resume h3:last-of-type + ul li:last-child {
    margin-bottom: 0;
}

/* Professional Experience section */
#resume h4[id^="senior"] + ul,
#resume h4[id^="director"] + ul,
#resume h4[id^="software"] + ul {
    padding-left: 40px;
}

@media (max-width: 768px) {
    nav {
        padding: 15px 0;
    }

    nav ul {
        gap: 15px;
        padding: 0 20px;
    }

    nav ul li a {
        font-size: 1em;
        padding: 10px 20px;
    }
}

/* Loading spinner */
.loading-spinner {
    text-align: center;
    padding: 40px;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 5px solid #f3f3f3;
    border-top: 5px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Error message */
.error-message {
    background-color: #fff3f3;
    border: 1px solid var(--error-color);
    color: var(--error-color);
    padding: 20px;
    border-radius: 5px;
    margin: 20px 0;
    text-align: center;
}

/* Back to top button */
#back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--primary-color);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    font-size: 24px;
    cursor: pointer;
    display: none;
    transition: var(--transition);
    box-shadow: var(--box-shadow);
    z-index: 999;
}

#back-to-top:hover {
    background-color: var(--primary-dark);
    transform: translateY(-3px);
}

/* Content sections */
#resume, #projects, #social {
    max-width: 1200px;
    margin: var(--section-spacing) auto;
    padding: 0 40px;
}

/* Headings */
h1, h2, h3 {
    color: var(--heading-color);
    margin: 0 0 40px;
    font-weight: 600;
    letter-spacing: -0.02em;
}

h1, h2 {
    font-size: 2.5em;
    text-align: center;
}

h3 {
    font-size: 1.8em;
    margin: 60px 0 30px;
}

/* Section specific styles */
.section-title {
    position: relative;
    display: inline-block;
    margin-bottom: 60px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

/* Paragraphs and text content */
#resume p, #projects p, #social p {
    line-height: 1.8;
    margin-bottom: 25px;
    font-size: 1.1em;
}

/* Social section specific */
#social {
    text-align: center;
}

/* Projects Grid */
.projects-grid {
    list-style-type: none;
    padding: 0;
    display: grid;
    gap: 20px;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

/* Project Cards */
.project-card {
    background: var(--card-bg);
    border-radius: 12px;
    padding: 20px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border: 1px solid transparent;
}

.project-card:hover {
    transform: var(--hover-transform);
    border-color: var(--primary-color);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

.project-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.project-title {
    margin: 0;
    font-size: 1.2em;
}

.project-link {
    display: block;
    color: var(--primary-color);
    text-decoration: none;
}

.project-description {
    display: block;
    font-size: 0.9em;
    color: var(--text-color);
    margin-top: 4px;
    opacity: 0.8;
}

/* Tech Stack Badges */
.tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 8px;
}

.tech-badge {
    background: var(--badge-bg);
    color: var(--badge-text);
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.85em;
    font-weight: 500;
    transition: var(--transition);
}

.tech-badge:hover {
    background: var(--primary-color);
    color: white;
}

/* Resume section */
.resume-actions {
    text-align: center;
    margin-bottom: 30px;
}

.download-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background-color: var(--badge-bg);
    color: var(--primary-color);
    border-radius: 8px;
    font-weight: 500;
    transition: var(--transition);
}

.download-link:hover {
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(76, 110, 245, 0.2);
}

.download-icon {
    font-size: 1.2em;
}

/* Resume list styles - cleanup duplicates */
#resume ul {
    list-style-type: disc;
    list-style-position: inside;
}

/* Areas of Expertise section */
#resume h4 + ul {
    margin-top: 15px;
}

/* Adjust spacing for mobile */
@media (max-width: 768px) {
    #resume ul {
        padding: 20px 20px 20px 35px;
        margin: 0 0 25px;
    }
    
    #resume ul li {
        padding-right: 10px;
    }
    
    #resume ul li::before {
        margin-left: -0.8em;
    }
    
    #resume ul ul {
        padding-left: 15px;
        margin: 8px 0 0;
    }
}

/* Links */
a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
}

a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Social links */
.social-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin: 60px auto;
    max-width: 800px;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 32px;
    border-radius: 12px;
    font-weight: 500;
    transition: var(--transition);
    background-color: var(--badge-bg);
    color: var(--primary-color);
    text-decoration: none;
    position: relative;
    outline-offset: 2px;
}

.social-label {
    font-size: 1.1em;
}

.social-link:hover {
    transform: translateY(-2px);
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 4px 12px rgba(76, 110, 245, 0.2);
}

.social-icon {
    font-size: 1.3em;
    opacity: 0.9;
}

/* Social link variations all use the same style now for consistency */
.social-link.linkedin,
.social-link.x,
.social-link.calendly {
    background-color: var(--badge-bg);
    color: var(--primary-color);
    border: none;
}

.social-link.linkedin:hover,
.social-link.x:hover,
.social-link.calendly:hover {
    background-color: var(--primary-color);
    color: white;
}

/* Responsive design */
@media (max-width: 768px) {
    nav {
        padding: 15px 0;
    }

    .nav-container {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
        padding: 0 10px;
    }

    .terminal-logo {
        margin: 0;
        padding: 0;
        transform: scale(0.8);
    }

    nav ul {
        margin: 0;
        flex-direction: row;
        gap: 15px;
        padding: 0;
    }

    nav ul li a {
        font-size: 0.9em;
        padding: 5px 10px;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 4px;
    }

    nav ul li a::after {
        display: none;
    }

    #resume, #projects, #social {
        margin: calc(var(--section-spacing) / 2) auto;
        padding: 0 20px;
    }

    .projects-grid {
        grid-template-columns: 1fr;
    }

    .social-links {
        flex-direction: column;
        align-items: stretch;
        gap: 15px;
        margin: 40px 0;
    }

    .social-link {
        justify-content: center;
        padding: 14px 20px;
    }

    h1, h2 {
        font-size: 2em;
    }

    h3 {
        font-size: 1.5em;
        margin: 40px 0 20px;
    }

    .section-title {
        margin-bottom: 40px;
    }

    .section-title::after {
        bottom: -12px;
        width: 40px;
        height: 3px;
    }

    #back-to-top {
        bottom: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
        font-size: 20px;
    }
}

@media (max-width: 480px) {
    nav ul li a {
        font-size: 1em;
    }

    h1, h2 {
        font-size: 1.8em;
    }

    h3 {
        font-size: 1.3em;
    }

    .social-link {
        padding: 12px 16px;
    }

    .social-label {
        font-size: 1em;
    }
}

/* Print styles */
@media print {
    nav, #back-to-top {
        display: none;
    }

    body {
        background-color: white;
    }

    #resume, #projects, #linkedin {
        box-shadow: none;
        margin: 0;
        padding: 0;
    }

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

    a[href]:after {
        content: " (" attr(href) ")";
        font-size: 0.8em;
    }
}