:root {
    --color-bg: #FDF8F5; /* Very light warm brown/cream */
    --color-surface: #F5EBE1; /* Light brown surface */
    --color-surface-hover: #E8D5C4;
    --color-accent: #8C5E3C; /* Dark brown accent */
    --color-accent-dark: #5C3D26;
    --color-text: #3D2B1F; /* Very dark brown, almost black */
    --color-text-muted: #6B5544;
    
    --font-primary: 'Outfit', sans-serif;
    
    --border-radius-lg: 32px;
    --border-radius-md: 20px;
    
    --spacing-section: clamp(4rem, 8vw, 8rem);
}

/* Reset & Basics */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

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

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    margin-bottom: 3rem;
    color: var(--color-accent-dark);
}

/* Navigation (Sticky, Glassmorphism) */
.sticky-nav {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(253, 248, 245, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(140, 94, 60, 0.1);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-accent-dark);
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    font-weight: 600;
    color: var(--color-text-muted);
    transition: color 0.2s ease;
    font-size: 1.1rem;
}

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

/* Hero Section */
.hero {
    min-height: 100dvh;
    display: grid;
    place-items: center;
    text-align: center;
    padding-top: 80px; /* offset for nav */
}

.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
    max-width: 800px;
    padding: 0 1.5rem;
}

.portrait-img {
    width: clamp(180px, 25vw, 280px);
    aspect-ratio: 1;
    object-fit: cover;
    object-position: center 20%;
    box-shadow: 0 20px 40px rgba(92, 61, 38, 0.15);
    margin-bottom: 1rem;
    /* Soft curve squircle approximation */
    border-radius: 40%;
}

.hero-title {
    font-size: clamp(3rem, 8vw, 5rem);
    font-weight: 800;
    line-height: 1.1;
    color: var(--color-accent-dark);
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.5rem);
    color: var(--color-text-muted);
    font-weight: 400;
}

.hero-tags {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

.hero-tags span {
    background: var(--color-surface);
    color: var(--color-accent-dark);
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    box-shadow: 0 4px 10px rgba(92, 61, 38, 0.05);
}

.cta-button {
    display: inline-block;
    margin-top: 1rem;
    padding: 1rem 2.5rem;
    background-color: var(--color-accent);
    color: #fff;
    font-weight: 600;
    font-size: 1.1rem;
    border-radius: 50px;
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 10px 20px rgba(140, 94, 60, 0.2);
}

.cta-button:hover {
    background-color: var(--color-accent-dark);
    box-shadow: 0 15px 30px rgba(140, 94, 60, 0.3);
}

/* Sections General */
section {
    padding: var(--spacing-section) 0;
}

/* Capabilities */
#capabilities .capabilities-list {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.capability-item h3 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    font-weight: 800;
    color: var(--color-accent);
    margin-bottom: 1rem;
}

.capability-item p {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--color-text-muted);
    max-width: 800px;
}

/* History Timeline */
.timeline {
    position: relative;
    padding-inline-start: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: var(--color-surface);
    border-radius: 4px;
}

.timeline-item {
    position: relative;
    margin-bottom: 3rem;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-dot {
    position: absolute;
    left: -2rem;
    top: 0.5rem;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--color-accent);
    transform: translateX(-50%);
    box-shadow: 0 0 0 6px var(--color-bg);
}

.timeline-content h3 {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-accent-dark);
}

.timeline-date {
    display: inline-block;
    font-weight: 600;
    color: var(--color-accent);
    margin-bottom: 1rem;
    font-size: 1rem;
    background: var(--color-surface);
    padding: 0.25rem 1rem;
    border-radius: 20px;
}

/* Successes Grid */
.success-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.success-card {
    background: var(--color-surface);
    padding: 3rem 2rem;
    border-radius: var(--border-radius-lg);
    text-align: center;
    transition: background 0.3s ease;
}

.success-card:hover {
    background: var(--color-surface-hover);
}

.success-metric {
    font-size: clamp(3rem, 6vw, 4.5rem);
    font-weight: 800;
    color: var(--color-accent);
    line-height: 1;
    margin-bottom: 1rem;
}

/* Footer / Contact */
#contact {
    background: var(--color-accent-dark);
    color: #fff;
    padding: var(--spacing-section) 0 2rem;
    text-align: center;
}

#contact .section-title {
    color: #fff;
}

#contact p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255,255,255,0.8);
}

.contact-info {
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.contact-info p {
    margin-bottom: 0.5rem !important;
    color: #fff !important;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    margin-bottom: 4rem;
}

.contact-btn {
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.contact-btn:hover {
    transform: translateY(-3px);
    opacity: 0.9;
}

.linkedin-btn {
    background: #fff;
    color: var(--color-accent-dark);
}

.email-btn {
    background: transparent;
    border: 2px solid #fff;
    color: #fff;
}

.copyright {
    font-size: 0.9rem !important;
    opacity: 0.6;
    margin-bottom: 0 !important;
}

/* Scroll Animations */
.fade-in-section {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.22, 1, 0.36, 1), 
                transform 0.8s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: opacity, transform;
}

.fade-in-section.is-visible {
    opacity: 1;
    transform: none;
}

/* Responsive Overrides */
@media (max-width: 768px) {
    .nav-links {
        display: none; /* simple mobile nav for now, can be expanded later */
    }
}