:root {
    --primary-color: #0A192F;
    --secondary-color: #64FFDA;
    --accent-color: #F76C6C;
    --navy-light: #112240;
    --slate: #8892B0;
    --light-slate: #A8B2D1;
    --lightest-slate: #CCD6F6;
    --bg-dark: #020C1B;
    --transition-all: all 0.3s cubic-bezier(0.645, 0.045, 0.355, 1);
    --font-mono: 'Space Mono', monospace;
    --font-sans: 'Inter', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg-dark);
    color: var(--slate);
    line-height: 1.6;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 30px;
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 25, 47, 0.9);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 15px 0;
}

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

.logo {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--secondary-color);
    text-decoration: none;
    font-family: var(--font-mono);
}

.back-link {
    color: var(--light-slate);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    transition: var(--transition-all);
}

.back-link:hover {
    color: var(--secondary-color);
}

/* Main Content */
main {
    padding: 100px 0 40px 0;
}

.report-header {
    margin-bottom: 40px;
}

.report-title {
    font-size: clamp(28px, 5vw, 42px);
    font-weight: 700;
    color: var(--lightest-slate);
    margin-bottom: 15px;
    line-height: 1.2;
}

.report-meta {
    color: var(--secondary-color);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    margin-bottom: 20px;
}

.report-description {
    color: var(--slate);
    font-size: 1.1rem;
    line-height: 1.6;
    max-width: 700px;
}

/* Skills Demonstrated */
.skills-section {
    background: var(--navy-light);
    border-radius: 6px;
    padding: 30px;
    margin-bottom: 40px;
    border-left: 3px solid var(--secondary-color);
}

.skills-section h3 {
    color: var(--lightest-slate);
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    margin-bottom: 25px;
}

.skill-category {
    background: rgba(100, 255, 218, 0.05);
    padding: 20px;
    border-radius: 4px;
    border-left: 2px solid var(--secondary-color);
}

.skill-category h4 {
    color: var(--secondary-color);
    font-size: 1rem;
    margin-bottom: 12px;
    font-family: var(--font-mono);
}

.skill-list {
    color: var(--slate);
    font-size: 0.95rem;
    line-height: 1.5;
}

.skill-list li {
    margin-bottom: 6px;
    position: relative;
    padding-left: 15px;
    list-style: none;
}

.skill-list li::before {
    content: '▹';
    position: absolute;
    left: 0;
    color: var(--secondary-color);
    font-size: 0.8rem;
}

/* Results */
.results-section {
    margin-bottom: 40px;
}

.results-section h3 {
    color: var(--lightest-slate);
    font-size: 1.3rem;
    margin-bottom: 20px;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
}

.result-card {
    background: var(--navy-light);
    padding: 20px;
    border-radius: 4px;
    border-top: 2px solid var(--secondary-color);
}

.result-value {
    color: var(--secondary-color);
    font-size: 1.6rem;
    font-weight: 700;
    font-family: var(--font-mono);
    display: block;
}

.result-label {
    color: var(--light-slate);
    font-size: 0.9rem;
    margin-top: 5px;
    font-weight: 500;
}

.result-desc {
    color: var(--slate);
    font-size: 0.9rem;
    margin-top: 8px;
    line-height: 1.4;
}

.impact-summary {
    background: rgba(100, 255, 218, 0.05);
    padding: 20px;
    border-radius: 4px;
    border-left: 3px solid var(--secondary-color);
    color: var(--slate);
    line-height: 1.6;
}

/* PDF Section */
.pdf-section {
    margin-top: 40px;
}

.pdf-header {
    margin-bottom: 20px;
}

.pdf-header h3 {
    color: var(--lightest-slate);
    font-size: 1.3rem;
    margin-bottom: 8px;
}

.pdf-header p {
    color: var(--slate);
    font-size: 0.95rem;
}

.pdf-container {
    background: var(--navy-light);
    border-radius: 6px;
    padding: 20px;
    border-top: 2px solid var(--secondary-color);
}

.pdf-embed {
    width: 100%;
    height: 700px;
    border: none;
    border-radius: 4px;
    background: #fff;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: transparent;
    color: var(--secondary-color);
    border: 1px solid var(--secondary-color);
    padding: 10px 20px;
    border-radius: 4px;
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    transition: var(--transition-all);
    margin-top: 15px;
}

.download-btn:hover {
    background: rgba(100, 255, 218, 0.1);
}

/* Footer */
footer {
    text-align: center;
    padding: 30px 0;
    color: var(--slate);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    margin-top: 40px;
    border-top: 1px solid var(--navy-light);
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 0 20px;
    }

    .skills-grid,
    .results-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .skills-section {
        padding: 20px;
    }

    .pdf-embed {
        height: 500px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .skill-category,
    .result-card {
        padding: 15px;
    }

    .pdf-container {
        padding: 15px;
    }
}