/* 
   Executive Portfolio Design System
   Theme: Calm, Confident, Senior, Premium
   Colors: Dark Slate / Charcoal base, Muted Gold/Silver accents
*/

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&family=Playfair+Display:wght@700&display=swap');

:root {
    --bg-primary: #0f172a;
    /* Slate 900 */
    --bg-secondary: #1e293b;
    /* Slate 800 */
    --text-primary: #f8fafc;
    /* Slate 50 */
    --text-secondary: #94a3b8;
    /* Slate 400 */
    --accent: #e2e8f0;
    /* Slate 200 - Minimalist accent */
    --accent-gold: #c0a062;
    /* Muted Gold for subtle highlights */
    --border: #334155;
    /* Slate 700 */

    --font-sans: 'Inter', sans-serif;
    --font-serif: 'Playfair Display', serif;
    /* Use sparingly for emphasis if needed */

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;

    --container-width: 1000px;
}

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

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-sans);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    font-size: 16px;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    letter-spacing: -0.02em;
}

h1 {
    font-size: 3.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2.25rem;
    margin-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border);
    padding-bottom: var(--spacing-xs);
}

h3 {
    font-size: 1.5rem;
    color: var(--accent);
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    max-width: 80ch;
    /* Increased from 65ch */
    font-size: 1.1rem;
}

a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--accent-gold);
}

.strong,
strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* Layout */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* Header / Nav */
header {
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: var(--spacing-lg);
}

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

.logo {
    font-weight: 700;
    font-size: 1.2rem;
    letter-spacing: -0.01em;
    color: var(--text-primary);
}

.nav-links {
    display: flex;
    gap: var(--spacing-md);
    list-style: none;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.nav-links a:hover,
.nav-links a.active {
    color: var(--text-primary);
}

/* Hero Section */
.hero {
    padding: var(--spacing-lg) 0;
    animation: fadeIn 0.8s ease-out;
}

.hero-flex {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    justify-content: space-between;
}

.hero-text {
    flex: 1;
}

.hero-image-container {
    flex-shrink: 0;
    width: 320px;
    height: 320px;
    position: relative;
}

.headshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 4px;
    border: 1px solid var(--border);
    box-shadow: 20px 20px 0px -2px var(--bg-secondary), 20px 20px 0px -1px var(--border);
}

.hero-subtitle {
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.85rem;
    color: var(--accent-gold);
    margin-bottom: var(--spacing-sm);
    display: block;
    font-weight: 600;
}

.hero-lead {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-top: var(--spacing-md);
    max-width: 800px;
}

/* Content Sections */
section {
    margin-bottom: var(--spacing-md);
}

.article-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.article-header-text {
    flex: 1;
}

.case-study-hero {
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.case-study-visual {
    flex-shrink: 0;
    width: 280px;
    display: flex;
    justify-content: flex-start;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-sm);
}

.stack {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.outcome-card {
    padding: var(--spacing-sm);
}

.outcome-card strong {
    display: block;
    margin-bottom: var(--spacing-xs);
    color: var(--accent-gold);
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.card {
    background: var(--bg-secondary);
    padding: var(--spacing-md);
    border: 1px solid var(--border);
    border-radius: 4px;
    /* Minimal radius */
    transition: transform 0.2s ease, border-color 0.2s ease;
}

.card:hover {
    border-color: var(--accent-gold);
    transform: translateY(-2px);
}

.outcomes-flex {
    display: flex;
    gap: var(--spacing-lg);
    align-items: flex-start;
}

.outcomes-content {
    flex: 1;
}

.outcomes-image-container {
    flex-shrink: 0;
    width: 350px;
}

.awards-photo {
    width: 100%;
    height: auto;
    border-radius: 4px;
    border: 1px solid var(--border);
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.card-meta {
    font-size: 0.85rem;
    color: var(--accent-gold);
    margin-bottom: var(--spacing-sm);
    display: block;
}

.client-logo {
    width: 100%;
    max-width: 450px;
    height: auto;
    display: block;
    margin: -3rem auto;
    /* Negative margin to pull sections together */
    transform: rotate(-3deg);
    opacity: 1;
    transition: transform 0.3s ease;
    position: relative;
    /* Ensure it stays above other elements if needed */
    z-index: 1;
}

.client-logo:hover {
    transform: rotate(-1deg) scale(1.02);
}

.client-logo-flat {
    margin: 2rem auto !important;
    transform: none !important;
    max-width: 400px;
}

/* Button / CTA */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--text-primary);
    color: var(--bg-primary);
    font-weight: 600;
    border-radius: 2px;
    margin-top: var(--spacing-md);
    border: 1px solid var(--text-primary);
    transition: all 0.2s ease;
}

.btn:hover {
    background-color: transparent;
    color: var(--text-primary);
}

.footer {
    border-top: 1px solid var(--border);
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-xl);
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Utility */
.text-gold {
    color: var(--accent-gold);
}

.mt-sm {
    margin-top: var(--spacing-sm);
}

.mt-md {
    margin-top: var(--spacing-md);
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    h1 {
        font-size: 2.2rem;
    }

    h2 {
        font-size: 1.6rem;
    }

    p {
        font-size: 1rem;
    }

    nav {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }

    .nav-links {
        gap: var(--spacing-sm);
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero-flex,
    .outcomes-flex,
    .article-header {
        flex-direction: column;
        gap: var(--spacing-md);
    }

    .outcomes-image-container,
    .hero-image-container {
        width: 100%;
        max-width: none;
    }

    .client-logo {
        margin: var(--spacing-sm) auto;
        transform: none;
        max-width: 280px;
    }

    .client-logo:hover {
        transform: scale(1.02);
    }

    .awards-photo {
        margin-top: var(--spacing-md);
    }

    .grid-3,
    .grid-2 {
        grid-template-columns: 1fr;
    }

    .hero-lead {
        font-size: 1.25rem;
    }
}