/* ==========================================
   CSS VARIABLES
   ========================================== */
:root {
    /* Colors - Civic & Trustworthy Palette */
    --navy: #1e3a8a;
    --navy-dark: #1e293b;
    --charcoal: #374151;
    --charcoal-dark: #1f2937;
    --gray-light: #f3f4f6;
    --gray-mid: #9ca3af;
    --white: #FFFFFF;

    --nyc-blue: #0284c7;
    --accent-yellow: #f59e0b;

    --text-primary: #111827;
    --text-secondary: #4b5563;
    --text-light: #6b7280;

    --border-color: #e5e7eb;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Spacing */
    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 3rem;
    --space-xl: 4rem;
    --space-xxl: 6rem;

    /* Max widths */
    --width-narrow: 680px;
    --width-medium: 900px;

    /* Transitions */
    --transition: 0.2s ease;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--text-primary);
    line-height: 1.6;
    background: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================
   TYPOGRAPHY
   ========================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--space-sm);
    color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, 3rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.25rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.5rem); }

p {
    margin-bottom: var(--space-md);
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--text-secondary);
}

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

a:hover {
    color: var(--navy);
}

em {
    font-style: italic;
}

/* ==========================================
   LAYOUT
   ========================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-md);
}

.content-narrow {
    max-width: var(--width-narrow);
    margin: 0 auto;
}

.section {
    padding: var(--space-xxl) 0;
}

.section-gray {
    background: var(--gray-light);
}

@media (max-width: 768px) {
    .section {
        padding: var(--space-xl) 0;
    }
}

/* ==========================================
   NAVIGATION
   ========================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
    transform: translateY(-100%);
    transition: transform 0.3s ease;
}

.nav.visible {
    transform: translateY(0);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) 0;
}

.nav-logo {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
}

.nav-logo:hover {
    color: var(--nyc-blue);
}

.nav-links {
    display: flex;
    gap: var(--space-md);
}

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

.nav-links a:hover {
    color: var(--navy);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 101;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--text-primary);
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

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

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        gap: 0;
        padding: var(--space-md) 0;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

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

    .nav-links a {
        padding: var(--space-sm) var(--space-md);
        font-size: 1rem;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-links a:last-child {
        border-bottom: none;
    }
}

/* ==========================================
   HERO SECTION
   ========================================== */
.hero {
    padding: var(--space-xl) 0;
    min-height: 50vh;
    display: flex;
    align-items: center;
    background: var(--white);
    border-bottom: 1px solid var(--border-color);
}

.hero-content {
    max-width: var(--width-medium);
    margin: 0 auto;
}

.hero-title {
    margin-bottom: var(--space-md);
    font-weight: 700;
    color: var(--text-primary);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-lg);
    line-height: 1.6;
}

.hero-links {
    display: flex;
    gap: var(--space-sm);
    align-items: center;
    flex-wrap: wrap;
}

.text-link {
    font-weight: 600;
    font-size: 1rem;
}

.separator {
    color: var(--gray-mid);
}

/* ==========================================
   SECTION STYLES
   ========================================== */
.section-title {
    margin-bottom: var(--space-lg);
    font-weight: 700;
}

.text-content p {
    color: var(--text-secondary);
}

.emphasis {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1.25rem;
}

/* ==========================================
   WHAT I BRING SECTION
   ========================================== */
.capability-list {
    list-style: none;
    margin-bottom: var(--space-lg);
}

.capability-list li {
    position: relative;
    padding-left: var(--space-md);
    margin-bottom: var(--space-md);
    color: var(--text-secondary);
    font-size: 1.125rem;
    line-height: 1.7;
}

.capability-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--nyc-blue);
    font-weight: 700;
    font-size: 1.5rem;
}

/* ==========================================
   VALUES SECTION
   ========================================== */
.values-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

.value-item h3 {
    color: var(--navy);
    margin-bottom: var(--space-sm);
    font-weight: 600;
}

.value-item p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

@media (min-width: 768px) {
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ==========================================
   PULL QUOTE STYLES
   ========================================== */
.pull-quote {
    background: var(--white);
    border-left: 4px solid var(--nyc-blue);
    padding: var(--space-md) var(--space-lg);
    margin: var(--space-lg) 0;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.pull-quote p {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--text-primary);
    font-style: italic;
    margin-bottom: var(--space-sm);
}

.pull-quote-attribution {
    display: block;
    font-size: 0.95rem;
    color: var(--text-light);
    font-weight: 600;
    font-style: normal;
}

/* ==========================================
   SELECTED WORK SECTION
   ========================================== */
.work-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.work-item {
    padding-bottom: var(--space-lg);
    border-bottom: 1px solid var(--border-color);
}

.work-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.work-item h3 {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--space-xs);
}

.work-period {
    font-size: 0.95rem;
    color: var(--text-light);
    margin-bottom: var(--space-sm);
    font-weight: 500;
}

.work-item p {
    color: var(--text-secondary);
    margin-bottom: 0;
}

/* ==========================================
   CONTACT SECTION
   ========================================== */
.section-contact {
    background: var(--navy-dark);
    color: var(--white);
    text-align: center;
}

.section-contact .section-title {
    color: var(--white);
    font-weight: 600;
    margin-bottom: var(--space-lg);
}

.contact-links {
    display: flex;
    gap: var(--space-sm);
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

.contact-link {
    color: var(--white);
    font-weight: 600;
    font-size: 1.125rem;
    text-decoration: underline;
}

.contact-link:hover {
    color: var(--accent-yellow);
}

.section-contact .separator {
    color: rgba(255, 255, 255, 0.5);
}

/* ==========================================
   FOOTER
   ========================================== */
.footer {
    background: var(--charcoal-dark);
    color: var(--gray-mid);
    padding: var(--space-lg) 0;
    text-align: center;
    font-size: 0.9rem;
}

.footer p {
    margin: 0;
    color: var(--gray-mid);
}

/* ==========================================
   ACCESSIBILITY
   ========================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}