/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --color-black: #0a0a0a;
    --color-dark: #141414;
    --color-gray-dark: #1a1a1a;
    --color-gray: #2a2a2a;
    --color-gray-mid: #666666;
    --color-gray-light: #999999;
    --color-white: #ffffff;
    --color-off-white: #f5f5f5;

    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;

    --max-width: 1200px;
    --max-width-narrow: 800px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    font-size: 16px;
    font-weight: 300;
    line-height: 1.7;
    color: var(--color-white);
    background-color: var(--color-black);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 400;
    line-height: 1.2;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    letter-spacing: -0.02em;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--spacing-lg);
    letter-spacing: -0.01em;
}

h3 {
    font-size: 1.25rem;
    font-family: var(--font-sans);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--spacing-md);
    color: var(--color-gray-light);
}

h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

p {
    margin-bottom: var(--spacing-sm);
}

em {
    font-style: italic;
}

.lead {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--color-off-white);
}

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

.container-narrow {
    max-width: var(--max-width-narrow);
}

.section {
    padding: var(--spacing-xl) 0;
    padding-top: calc(var(--spacing-xl) + 1rem);
    padding-bottom: calc(var(--spacing-xl) + 1rem);
}

.section-dark {
    background-color: var(--color-dark);
}

.section-intro {
    font-size: 1.125rem;
    color: var(--color-gray-light);
    max-width: 600px;
    margin-bottom: var(--spacing-lg);
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background-color: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--spacing-sm) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    color: var(--color-white);
    text-decoration: none;
    letter-spacing: 0.02em;
}

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

.nav-menu a {
    color: var(--color-gray-light);
    text-decoration: none;
    font-size: 0.875rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: var(--color-white);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 1px;
    background-color: var(--color-white);
    transition: all 0.3s ease;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    background: linear-gradient(180deg, var(--color-black) 0%, var(--color-dark) 100%);
}

.hero-content {
    max-width: 800px;
}

.hero-tagline {
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-gray-light);
    margin-bottom: var(--spacing-md);
}

.hero h1 {
    margin-bottom: var(--spacing-md);
}

.hero-reframe {
    font-size: 1.25rem;
    color: var(--color-off-white);
    max-width: 700px;
    margin: 0 auto var(--spacing-md);
    line-height: 1.8;
    font-weight: 400;
}

.hero-description {
    font-size: 1.0625rem;
    color: var(--color-gray-light);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
    line-height: 1.8;
}

/* Button */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    font-size: 0.875rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    text-decoration: none;
    color: var(--color-black);
    background-color: var(--color-white);
    border: 1px solid var(--color-white);
    transition: all 0.3s ease;
}

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

/* Two Column Layout */
.two-column {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

/* Feature List */
.feature-list {
    list-style: none;
}

.feature-list li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-gray);
    font-size: 1.0625rem;
}

.feature-list.muted li {
    color: var(--color-gray-mid);
}

.note {
    margin-top: var(--spacing-md);
    font-style: italic;
    color: var(--color-gray-light);
}

/* Narrative Content */
.narrative-content {
    max-width: 700px;
}

.narrative-content p {
    color: var(--color-gray-light);
    margin-bottom: var(--spacing-md);
    font-size: 1.0625rem;
}

.narrative-content .lead {
    color: var(--color-off-white);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
}

.mutual-fit {
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-gray);
    font-style: italic;
    color: var(--color-gray-mid) !important;
}

.closing-line {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--color-gray);
    font-style: italic;
    color: var(--color-gray-mid) !important;
}

/* Grid Three */
.grid-three {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.card {
    padding: var(--spacing-md);
    background-color: var(--color-dark);
    border: 1px solid var(--color-gray);
}

.card h4 {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.card p {
    color: var(--color-gray-light);
    font-size: 0.9375rem;
    margin-bottom: 0;
}

.card ul.card-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.card ul.card-list li {
    color: var(--color-gray-light);
    font-size: 0.9375rem;
    line-height: 1.5;
    padding-left: 1.1em;
    position: relative;
    margin-bottom: 0.5rem;
}

.card ul.card-list li:last-child {
    margin-bottom: 0;
}

.card ul.card-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.6em;
    width: 5px;
    height: 5px;
    background-color: var(--color-white);
    border-radius: 50%;
}

/* Approach Section */
.approach-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.approach-list {
    list-style: none;
    margin-top: var(--spacing-md);
}

.approach-list li {
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-md);
    position: relative;
    color: var(--color-gray-light);
}

.approach-list li::before {
    content: "—";
    position: absolute;
    left: 0;
    color: var(--color-gray-mid);
}

.approach-principles {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.principle {
    padding: var(--spacing-md);
    border-left: 2px solid var(--color-gray);
}

.principle-label {
    display: block;
    font-size: 1.125rem;
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.principle-desc {
    display: block;
    font-size: 0.9375rem;
    color: var(--color-gray-light);
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.about-photo {
    display: block;
    width: 100%;
    height: auto;
    border: 1px solid var(--color-gray);
    filter: grayscale(100%);
}

.about-text p {
    color: var(--color-gray-light);
    margin-bottom: var(--spacing-md);
    font-size: 1.0625rem;
}

.about-text .lead {
    color: var(--color-off-white);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-lg);
}

.credentials {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray);
}

.credentials h4 {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-gray-mid);
    margin-top: 0;
    margin-bottom: var(--spacing-sm);
}

.credentials ul {
    list-style: none;
}

.credentials li {
    font-size: 0.875rem;
    color: var(--color-gray-light);
    padding: var(--spacing-xs) 0;
}

/* Testimonials */
.testimonials-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.testimonial {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border: 1px solid var(--color-gray);
    background-color: var(--color-gray-dark);
}

.testimonial p {
    flex: 1;
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 0;
}

.testimonial footer {
    flex-shrink: 0;
    width: 200px;
    border-left: 1px solid var(--color-gray);
    padding-left: var(--spacing-md);
}

.testimonial .role {
    font-size: 0.8125rem;
    color: var(--color-gray-mid);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Contact Section */
#contact {
    text-align: center;
}

#when .section-intro {
    max-width: none;
}

#contact .section-intro {
    margin-left: auto;
    margin-right: auto;
    max-width: 500px;
}

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

.contact-email {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 3vw, 2rem);
    color: var(--color-white);
    text-decoration: none;
    border-bottom: 1px solid var(--color-gray);
    padding-bottom: var(--spacing-xs);
    transition: border-color 0.3s ease;
}

.contact-email:hover {
    border-color: var(--color-white);
}

.contact-secondary {
    margin-top: var(--spacing-md);
    font-size: 1rem;
    color: var(--color-gray-light);
}

.contact-link {
    color: var(--color-white);
    text-decoration: none;
    border-bottom: 1px solid var(--color-gray);
    transition: border-color 0.3s ease;
}

.contact-link:hover {
    border-color: var(--color-white);
}

/* Footer */
.footer {
    padding: var(--spacing-lg) 0;
    border-top: 1px solid var(--color-gray);
    text-align: center;
}

.footer p {
    font-size: 0.8125rem;
    color: var(--color-gray-mid);
    margin-bottom: 0;
}

/* Responsive */
@media (max-width: 968px) {
    .two-column,
    .approach-content,
    .about-content {
        grid-template-columns: 1fr;
    }

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

    .testimonial {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }

    .testimonial footer {
        width: 100%;
        border-left: none;
        border-top: 1px solid var(--color-gray);
        padding-left: 0;
        padding-top: var(--spacing-sm);
    }

    .credentials {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .about-sidebar {
        max-width: 400px;
    }
}

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

    .nav-menu {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        background-color: var(--color-black);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: 0;
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

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

    .nav-menu li {
        border-bottom: 1px solid var(--color-gray);
    }

    .nav-menu a {
        display: block;
        padding: var(--spacing-sm) 0;
    }

    .section {
        padding: var(--spacing-lg) 0;
    }

    .hero {
        min-height: auto;
        padding-top: calc(var(--spacing-xl) + 60px);
        padding-bottom: var(--spacing-xl);
    }
}

/* Smooth scroll offset for fixed nav */
section[id] {
    scroll-margin-top: 80px;
}

/* Fade-in Animation */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}