/* ============================================
   CSS VARIABLES — edit these to customize
   ============================================ */
:root {
    --color-bg: #FAFAF8;
    --color-bg-alt: #F3F2EE;
    --color-text: #1A1A1A;
    --color-text-secondary: #5A5A58;
    --color-text-muted: #8A8A86;
    --color-accent: #B8926A;
    --color-accent-hover: #A07D58;
    --color-border: #E5E4E0;
    --color-card-bg: #FFFFFF;
    --color-dark-bg: #1A1A1A;
    --color-dark-text: #FAFAF8;
    --color-dark-text-secondary: #B0B0AC;

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

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 3rem;
    --space-xl: 5rem;
    --space-2xl: 8rem;

    --max-width: 1200px;
    --max-width-narrow: 800px;
    --border-radius: 8px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
    font-family: var(--font-sans);
    color: var(--color-text);
    background-color: var(--color-bg);
    line-height: 1.7;
    font-weight: 400;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4 {
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 300;
    letter-spacing: -0.03em;
}

h2 {
    font-size: clamp(1.75rem, 3vw, 2.5rem);
    font-weight: 400;
    margin-bottom: var(--space-lg);
}

h3 {
    font-size: 1.25rem;
    font-weight: 500;
}

.serif {
    font-family: var(--font-serif);
}

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

.text-muted {
    color: var(--color-text-muted);
}

.text-accent {
    color: var(--color-accent);
}

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

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

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

/* ============================================
   NAVIGATION
   ============================================ */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: var(--space-sm) 0;
    background: rgba(250, 250, 248, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition);
}

nav.scrolled {
    border-bottom-color: var(--color-border);
}

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

.nav-logo {
    font-weight: 500;
    font-size: 1rem;
    letter-spacing: -0.01em;
}

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

.nav-links a {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    transition: color var(--transition);
    font-weight: 400;
}

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

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-xs);
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    margin: 5px 0;
    transition: var(--transition);
}

/* ============================================
   HERO
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 6rem;
    padding-bottom: var(--space-xl);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--space-xl);
    align-items: center;
}

.hero-content {
    max-width: 860px;
}

.hero-photo-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-photo {
    width: 280px;
    height: 340px;
    border-radius: var(--border-radius);
    object-fit: cover;
    object-position: center 15%;
    box-shadow: 0 20px 60px rgba(0,0,0,0.08);
}

.hero-label {
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-accent);
    font-weight: 500;
    margin-bottom: var(--space-md);
}

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

.hero h1 .serif {
    font-weight: 300;
    font-style: italic;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2vw, 1.375rem);
    color: var(--color-text-secondary);
    max-width: 640px;
    line-height: 1.6;
    margin-bottom: var(--space-lg);
    font-weight: 300;
}

.hero-cta-group {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    font-family: var(--font-sans);
    border-radius: 100px;
    cursor: pointer;
    transition: all var(--transition);
    border: none;
    letter-spacing: 0.01em;
}

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

.btn-primary:hover {
    background: #333;
    transform: translateY(-1px);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-text);
    transform: translateY(-1px);
}

.btn-arrow::after {
    content: '→';
    transition: transform var(--transition);
}

.btn-arrow:hover::after {
    transform: translateX(3px);
}

/* ============================================
   CREDIBILITY STRIP
   ============================================ */
.credibility {
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.credibility-items {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-lg);
    flex-wrap: wrap;
}

.credibility-item {
    font-size: 0.875rem;
    color: var(--color-text-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    font-weight: 600;
    white-space: nowrap;
}

.credibility-item.credibility-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1rem;
    color: var(--color-text-secondary);
    font-weight: 600;
    letter-spacing: 0.04em;
}

.credibility-logo-img {
    height: 20px;
    width: auto;
    max-width: 80px;
    border-radius: 3px;
    object-fit: contain;
}

.credibility-divider {
    width: 4px;
    height: 4px;
    background: var(--color-border);
    border-radius: 50%;
}

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

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: start;
}

.about-photo {
    width: 100%;
    max-width: 320px;
    border-radius: var(--border-radius);
    margin-bottom: var(--space-md);
    aspect-ratio: 3 / 4;
    object-fit: cover;
    object-position: center 15%;
}

.sound-photo {
    width: 100%;
    border-radius: var(--border-radius);
    aspect-ratio: 1 / 1;
    object-fit: cover;
    object-position: center;
    margin-bottom: var(--space-md);
    opacity: 0.9;
}

.about-label {
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-accent);
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.about-text {
    font-size: 1.0625rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
}

.about-text p + p {
    margin-top: var(--space-sm);
}

.about-highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.highlight-item {
    padding: var(--space-md);
    background: var(--color-card-bg);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
}

.highlight-number {
    font-size: 2rem;
    font-weight: 300;
    letter-spacing: -0.03em;
    color: var(--color-text);
    margin-bottom: 0.25rem;
}

.highlight-label {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

/* ============================================
   SERVICES
   ============================================ */
.services {
    background: var(--color-bg-alt);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-md);
}

.service-card {
    padding: var(--space-lg) var(--space-md);
    background: var(--color-card-bg);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    transition: all var(--transition);
}

.service-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.04);
}

.service-number {
    font-size: 0.75rem;
    color: var(--color-accent);
    font-weight: 500;
    margin-bottom: var(--space-sm);
    letter-spacing: 0.08em;
}

.service-card h3 {
    margin-bottom: var(--space-sm);
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ============================================
   SELECTED WORK
   ============================================ */
.work-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-md);
}

.work-card {
    padding: var(--space-lg) var(--space-md);
    background: var(--color-card-bg);
    border-radius: var(--border-radius);
    border: 1px solid var(--color-border);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.work-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.04);
}

.work-card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: var(--space-xs);
}

.work-card-logo {
    position: absolute;
    top: var(--space-lg);
    right: var(--space-md);
    height: 28px;
    width: auto;
    max-width: 80px;
    object-fit: contain;
}

.work-card-logo ~ .work-card-label {
    padding-right: 100px;
}

.work-card-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-xs);
}

.work-card h3 {
    font-size: 1.5rem;
    margin-bottom: 0;
    font-weight: 400;
}

.work-card-link {
    font-size: 0.8125rem;
    color: var(--color-accent);
    border-bottom: 1px solid currentColor;
    line-height: 1.3;
}

.work-card-link:hover {
    color: var(--color-accent-hover);
}

.work-card-role {
    font-size: 0.875rem;
    color: var(--color-accent);
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.work-card p {
    font-size: 0.9375rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
}

.work-card-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-top: var(--space-sm);
}

.tag {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    background: var(--color-bg-alt);
    border-radius: 100px;
    color: var(--color-text-secondary);
}

/* ============================================
   TOOLING
   ============================================ */
.tooling {
    background: var(--color-bg-alt);
}

.tooling-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-md);
}

.tooling-category {
    padding: var(--space-md);
}

.tooling-category h4 {
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent);
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.tooling-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.tooling-tag {
    font-size: 0.8125rem;
    padding: 0.3rem 0.75rem;
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 100px;
    color: var(--color-text-secondary);
    white-space: nowrap;
}

/* ============================================
   SOUND & MUSIC
   ============================================ */
.sound {
    background: var(--color-dark-bg);
    color: var(--color-dark-text);
    position: relative;
    overflow: hidden;
}

.sound::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 50%, rgba(184, 146, 106, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.sound .container {
    position: relative;
}

.sound h2 {
    color: var(--color-dark-text);
}

.sound-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-xl);
    align-items: center;
}

.sound-text {
    font-size: 1.0625rem;
    color: var(--color-dark-text-secondary);
    line-height: 1.8;
}

.sound-text p + p {
    margin-top: var(--space-sm);
}

.sound-visual {
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
}

.sound-item {
    padding: var(--space-md);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--border-radius);
    transition: all var(--transition);
    background: rgba(255,255,255,0.02);
}

.sound-item:hover {
    border-color: rgba(184, 146, 106, 0.3);
    background: rgba(255,255,255,0.04);
}

.sound-item h4 {
    font-size: 1rem;
    font-weight: 400;
    margin-bottom: 0.25rem;
    color: var(--color-dark-text);
}

.sound-item p {
    font-size: 0.875rem;
    color: var(--color-dark-text-secondary);
}

/* ============================================
   HOW I WORK
   ============================================ */
.process {
    background: var(--color-bg);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
}

.process-step {
    text-align: center;
    padding: var(--space-md);
}

.process-step-number {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.08em;
    margin-bottom: var(--space-sm);
}

.process-step h4 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.process-step p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* ============================================
   CTA
   ============================================ */
.cta {
    background: var(--color-bg-alt);
    text-align: center;
}

.cta h2 {
    margin-bottom: var(--space-sm);
}

.cta-subtitle {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-lg);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 300;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: var(--space-sm);
    flex-wrap: wrap;
}

/* ============================================
   PAGE HEADER (for sub-pages)
   ============================================ */
.page-header {
    padding-top: 8rem;
    padding-bottom: var(--space-lg);
    background: var(--color-bg);
}

.page-header .section-label {
    margin-bottom: var(--space-sm);
}

.page-header h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: var(--space-md);
}

.page-header .section-description {
    max-width: 640px;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--color-border);
}

footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-text {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
}

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

.footer-links a {
    font-size: 0.8125rem;
    color: var(--color-text-muted);
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--color-text);
}

/* ============================================
   SECTION HEADER UTILITY
   ============================================ */
.section-header {
    margin-bottom: var(--space-xl);
}

.section-label {
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-accent);
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.section-description {
    font-size: 1.0625rem;
    color: var(--color-text-secondary);
    max-width: 600px;
    line-height: 1.7;
}

/* ============================================
   ANIMATIONS
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
    .hero-grid {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .hero-photo-wrapper {
        order: -1;
    }

    .hero-photo {
        width: 200px;
        height: 240px;
    }

    .about-grid,
    .sound-content {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

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

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

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

@media (max-width: 640px) {
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(250, 250, 248, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--space-md);
        border-bottom: 1px solid var(--color-border);
    }

    .nav-links.open {
        display: flex;
    }

    .nav-toggle {
        display: block;
    }

    .hero {
        min-height: auto;
        padding-top: 8rem;
        padding-bottom: var(--space-lg);
    }

    .credibility-items {
        gap: var(--space-sm);
    }

    .credibility-divider {
        display: none;
    }

    .about-highlights {
        grid-template-columns: 1fr;
    }

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

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

    footer .container {
        flex-direction: column;
        gap: var(--space-sm);
        text-align: center;
    }

    .hero-cta-group {
        flex-direction: column;
    }

    .hero-cta-group .btn {
        text-align: center;
        justify-content: center;
    }
}