/* ===================================
   Local Font Declarations
   =================================== */
@font-face {
    font-family: 'Cormorant Garamond';
    font-style: italic;
    font-weight: 300;
    font-display: swap;
    src: url(fonts/cormorant-garamond-italic-300.ttf) format('truetype');
}
@font-face {
    font-family: 'Cormorant Garamond';
    font-style: italic;
    font-weight: 400;
    font-display: swap;
    src: url(fonts/cormorant-garamond-italic-400.ttf) format('truetype');
}
@font-face {
    font-family: 'Cormorant Garamond';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: url(fonts/cormorant-garamond-normal-300.ttf) format('truetype');
}
@font-face {
    font-family: 'Cormorant Garamond';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url(fonts/cormorant-garamond-normal-400.ttf) format('truetype');
}
@font-face {
    font-family: 'Cormorant Garamond';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url(fonts/cormorant-garamond-normal-500.ttf) format('truetype');
}
@font-face {
    font-family: 'Cormorant Garamond';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url(fonts/cormorant-garamond-normal-600.ttf) format('truetype');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 300;
    font-display: swap;
    src: url(fonts/inter-300.ttf) format('truetype');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 400;
    font-display: swap;
    src: url(fonts/inter-400.ttf) format('truetype');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 500;
    font-display: swap;
    src: url(fonts/inter-500.ttf) format('truetype');
}
@font-face {
    font-family: 'Inter';
    font-style: normal;
    font-weight: 600;
    font-display: swap;
    src: url(fonts/inter-600.ttf) format('truetype');
}

/* ===================================
   CSS Variables & Reset
   =================================== */
:root {
    --color-text: #dddbd6;
    --color-text-light: #a8a8a0;
    --color-text-muted: #5a5a5e;
    --color-bg: #0e0e14;
    --color-bg-alt: #161620;
    --color-bg-hero: #060810;
    --color-hero-text: #d8d6d0;
    --color-border: #252528;
    --color-accent: #5cb8f0;
    --color-accent-light: #7ecaf5;
    --color-white: #141419;

    --font-serif: 'Cormorant Garamond', 'Georgia', 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --content-width: 780px;
    --wide-width: 1000px;
    --nav-height: 4.5rem;

    --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-fast: all 0.2s ease;
}

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

html {
    scroll-behavior: smooth;
    font-size: 19px;
}

body {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    line-height: 1.85;
    color: var(--color-text);
    background-color: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

::selection {
    background-color: var(--color-accent);
    color: #fff;
}

/* ===================================
   Layout
   =================================== */
.content-narrow {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 4.5rem 0;
    scroll-margin-top: var(--nav-height);
}

/* ===================================
   Typography
   =================================== */
h1 {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 3.2vw, 2.5rem);
    font-weight: 300;
    line-height: 1.4;
    letter-spacing: -0.01em;
}

h2 {
    font-family: var(--font-sans);
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 2rem;
}

h3 {
    font-family: var(--font-sans);
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text);
    margin-bottom: 0.75rem;
}

p {
    color: var(--color-text-light);
    margin-bottom: 1.5rem;
    font-size: 1.0625rem;
    line-height: 1.9;
}

p:last-child {
    margin-bottom: 0;
}

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

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

.section-heading {
    text-align: left;
}

.link-separator {
    display: inline-block;
    width: 3px;
    height: 3px;
    background-color: var(--color-text-muted);
    border-radius: 50%;
    vertical-align: middle;
    margin: 0 0.25rem;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    z-index: 1000;
    border-bottom: 1px solid transparent;
    transition: border-color 0.4s ease, background-color 0.4s ease, backdrop-filter 0.4s ease;
}

.navbar.scrolled {
    background-color: rgba(14, 14, 20, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom-color: var(--color-border);
}

.nav-container {
    max-width: none;
    margin: 0;
    padding: 0 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--nav-height);
}

.nav-name {
    display: flex;
    align-items: center;
}

.nav-logo {
    height: 5.5rem;
    width: auto;
    opacity: 1;
    transition: opacity 0.3s ease;
}

.nav-name:hover .nav-logo {
    opacity: 1;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2.5rem;
    list-style: none;
}

.nav-links a {
    font-family: var(--font-sans);
    font-size: 0.625rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-accent);
    opacity: 0.7;
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--color-accent);
    transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-links a:hover,
.nav-links a.active {
    opacity: 1;
}

/* Mobile Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    display: block;
    width: 22px;
    height: 1px;
    background-color: rgba(255,255,255,0.7);
    transition: var(--transition);
}

/* ===================================
   Hero Section
   =================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-bg-hero);
    padding: var(--nav-height) 2rem 4rem;
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    pointer-events: none;
}

.hero-bg canvas {
    width: 100%;
    height: 100%;
    opacity: 0.7;
}

.hero-content {
    max-width: 700px;
    text-align: center;
    position: relative;
    z-index: 1;
}

.hero-tagline {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: var(--color-accent);
    opacity: 0.7;
    margin-bottom: 2.5rem;
}

.hero h1 {
    color: var(--color-hero-text);
    font-weight: 300;
    font-style: normal;
    margin-bottom: 3rem;
}

.hero-scroll-hint {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    opacity: 0.5;
    transition: color 0.3s ease, opacity 0.3s ease, transform 0.3s ease;
    animation: gentleBounce 3s ease-in-out infinite;
}

.hero-scroll-hint:hover {
    opacity: 0.9;
}

@keyframes gentleBounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(6px); }
}

/* ===================================
   Philosophy Section
   =================================== */
.philosophy {
    background-color: var(--color-bg);
}

.philosophy p {
    font-family: var(--font-serif);
    font-size: 1.0625rem;
}

.philosophy ul {
    padding-left: 1.5rem;
    margin: 0.75rem 0;
    list-style: none;
}

.philosophy ul li {
    font-family: var(--font-serif);
    font-size: 0.9375rem;
    color: var(--color-text);
    margin-bottom: 0.3rem;
    padding-left: 0.4rem;
    position: relative;
}

.philosophy ul li::before {
    content: '·';
    position: absolute;
    left: -0.6rem;
    color: var(--color-text);
    font-size: 0.75rem;
}

/* ===================================
   Expertise Section
   =================================== */
.expertise {
    background-color: var(--color-bg);
}

.expertise-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
}

.expertise-item {
    padding: 1.25rem 0;
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}

.expertise-item:first-child {
    padding-top: 0;
}

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

.expertise-item h3 {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-text);
    margin-bottom: 0.375rem;
    transition: color 0.3s ease;
}

.expertise-item:hover h3 {
    color: var(--color-accent);
}

.expertise-item p {
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--color-text-light);
    margin-bottom: 0;
    line-height: 1.7;
}

/* ===================================
   About Section
   =================================== */
.about {
    background-color: var(--color-bg-alt);
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 4rem;
    align-items: start;
}

.about-lead {
    font-family: var(--font-serif);
    font-size: 1.375rem;
    font-weight: 500;
    color: var(--color-text);
    margin-bottom: 0.75rem;
    line-height: 1.4;
}

.about-text p {
    font-family: var(--font-serif);
    font-size: 1rem;
}

.about-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.about-links a {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    position: relative;
    white-space: nowrap;
}

.about-links a:hover {
    color: var(--color-accent);
}

.about-image {
    flex-shrink: 0;
}

.profile-photo {
    width: 320px;
    height: auto;
    object-fit: cover;
    filter: grayscale(20%) contrast(1.02);
    transition: filter 0.6s ease;
}

.profile-photo:hover {
    filter: grayscale(0%) contrast(1);
}

/* ===================================
   Contact Section
   =================================== */
.contact {
    background-color: var(--color-bg-alt);
}

/* Honeypot - hidden from humans */
.hp-field {
    position: absolute;
    left: -9999px;
    opacity: 0;
    height: 0;
    overflow: hidden;
}

.contact-form {
    max-width: 500px;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.625rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    font-family: var(--font-serif);
    font-size: 1rem;
    color: var(--color-text);
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(255,255,255,0.15);
    padding: 0.6rem 0;
    outline: none;
    transition: border-color 0.3s ease;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group textarea:focus {
    border-bottom-color: var(--color-accent);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text);
    background: transparent;
    border: 1px solid rgba(255,255,255,0.2);
    padding: 0.9rem 2.5rem;
    cursor: pointer;
    transition: var(--transition);
    margin-top: 0.5rem;
}

.form-submit:hover {
    background-color: var(--color-text);
    color: var(--color-bg);
    border-color: var(--color-text);
}

.contact-statement {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-weight: 400;
    font-style: italic;
    color: var(--color-text-light);
    margin-bottom: 1.25rem;
    letter-spacing: 0;
    text-transform: none;
}

.contact-email-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: var(--color-text);
    border: 1px solid var(--color-text-muted);
    padding: 1rem 2.5rem;
    text-decoration: none;
    transition: var(--transition);
    margin-bottom: 1.5rem;
}

.contact-email-btn:hover {
    background-color: var(--color-text);
    color: var(--color-bg);
    border-color: var(--color-text);
}

.contact-email-icon {
    font-size: 1.25rem;
    line-height: 1;
}

.contact-hint {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--color-text-muted);
    letter-spacing: 0.02em;
    margin-bottom: 2rem;
}

.contact-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding-top: 0.5rem;
}

.contact-links a {
    font-family: var(--font-sans);
    font-size: 0.625rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.contact-links a:hover {
    color: var(--color-accent);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background-color: #08080c;
    padding: 3rem 0 2.5rem;
    position: relative;
    overflow: hidden;
}

.footer-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    pointer-events: none;
}

.footer-bg canvas {
    width: 100%;
    height: 100%;
    opacity: 0.7;
}

.footer-inner {
    max-width: var(--wide-width);
    margin: 0 auto;
    padding: 0 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.25rem;
    position: relative;
    z-index: 1;
}

.footer-divider {
    width: 60%;
    max-width: 400px;
    height: 1px;
    background-color: rgba(255,255,255,0.08);
    margin-bottom: 1rem;
}

.footer-sigma {
    height: 1.5rem;
    width: auto;
    opacity: 1;
    margin-bottom: 0.25rem;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.footer-links a {
    font-family: var(--font-sans);
    font-size: 0.5625rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.3);
}

.footer-links a:hover {
    color: rgba(255,255,255,0.6);
}

.footer-links .link-separator {
    background-color: rgba(255,255,255,0.15);
}

.footer-copy {
    font-family: var(--font-sans);
    font-size: 0.625rem;
    color: rgba(255,255,255,0.2);
    letter-spacing: 0.05em;
    margin-bottom: 0;
}

/* ===================================
   Scroll Reveal Animations
   =================================== */
.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================
   Responsive
   =================================== */
@media (max-width: 768px) {
    html {
        font-size: 17px;
    }

    section {
        min-height: auto;
        padding: 3.5rem 0;
    }

    .hero {
        min-height: 100vh;
        min-height: 100svh;
        padding: var(--nav-height) 1.5rem 3rem;
    }

    .hero h1 {
        font-size: clamp(1.5rem, 5.5vw, 2.25rem);
    }

    .hero-tagline {
        margin-bottom: 2rem;
    }

    .nav-container {
        padding: 0 1.5rem;
    }

    .nav-logo {
        height: 4rem;
    }

    .nav-toggle {
        display: flex;
        padding: 0.75rem;
        -webkit-tap-highlight-color: transparent;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background-color: rgba(14, 14, 20, 0.97);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
        flex-direction: column;
        padding: 1.5rem 2rem 2rem;
        gap: 0;
        border-bottom: 1px solid var(--color-border);
        opacity: 0;
        transform: translateY(-8px);
        pointer-events: none;
        display: flex;
        transition: opacity 0.25s ease, transform 0.25s ease;
    }

    .nav-links.active {
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: block;
        padding: 0.85rem 0;
        font-size: 0.7rem;
    }

    .nav-links a::after {
        display: none;
    }

    .about-layout {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .about-image {
        order: -1;
    }

    .profile-photo {
        width: 200px;
    }

    .about-links {
        flex-wrap: wrap;
        gap: 0.75rem 1.5rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    /* Prevent iOS auto-zoom on input focus */
    .form-group input,
    .form-group textarea {
        font-size: 16px;
    }

    .form-submit {
        width: 100%;
        padding: 1rem 2rem;
    }

    .contact-links {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .contact-links .link-separator {
        display: none;
    }

    .footer-inner {
        padding: 0 1.5rem;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.75rem 1.5rem;
    }

    .footer-divider {
        width: 80%;
    }

    .footer-copy {
        text-align: center;
    }
}

@media (max-width: 480px) {
    html {
        font-size: 16px;
    }

    .content-narrow {
        padding: 0 1.25rem;
    }

    .hero-content {
        padding: 0 0.5rem;
    }

    .profile-photo {
        width: 160px;
    }

    .about-links {
        flex-direction: column;
        gap: 0.75rem;
        align-items: flex-start;
    }

    .about-links .link-separator {
        display: none;
    }

    .footer-links .link-separator {
        display: none;
    }

    .footer-links {
        flex-direction: column;
        align-items: center;
        gap: 0.75rem;
    }
}

/* ===================================
   Print Styles
   =================================== */
@media print {
    .navbar, .hero-bg, .hero-scroll-hint, .contact-form {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: 2rem;
        background: #fff;
    }

    .hero h1 {
        color: #1a1a2e;
    }

    section {
        padding: 2rem 0;
    }
}