:root {
    --bg-color: #fdfbf7; /* Creamy White Foundation */
    --text-color: #0a0a0a; /* Deep Charcoal Black */
    --text-secondary: #3d3d3d; /* Darker Grey for legibility */
    --accent-color: #6b1d1d; /* Oxblood Red - The Crucible & Intensity */
    --secondary-accent: #b07d7d; /* Muted Rose Pink - Human Centric Luxury */
    --border-color: #e2d7d7; /* Soft Reddish-Grey Border */
    --font-sans: 'Inter', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --font-serif: 'Playfair Display', serif; /* Luxury Feel */
    --container-width: 1200px;
    --transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    cursor: none; /* Using Custom Cursor */
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-sans);
    line-height: 1.8;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.12;
}

.section-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 80px;
}

/* Custom Cursor Architecture */
#custom-cursor {
    width: 15px;
    height: 15px;
    border: 1.5px solid var(--accent-color); /* Deep Red Border */
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: width 0.3s, height 0.3s, background 0.3s, transform 0.1s;
    mix-blend-mode: difference;
    transform: translate(-50%, -50%);
}

#custom-cursor.active {
    width: 45px;
    height: 45px;
    background: rgba(107, 29, 29, 0.1); /* Subtle Red Background on hover */
    border-color: var(--secondary-accent); /* Pinker border on hover */
}

/* Navigation Architecture */
.nav-fixed {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 25px 0;
    background: rgba(253, 251, 247, 0.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0,0,0,0.03);
}

.nav-content {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 80px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-family: var(--font-mono);
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 0.25em;
    color: var(--text-color);
}

.nav-links {
    display: flex;
    gap: 40px;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-secondary);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    transition: var(--transition);
}

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

/* Hero Architecture */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: radial-gradient(circle at 50% 50%, #ffffff 0%, var(--bg-color) 100%);
}

.hero-content {
    max-width: 900px;
    text-align: center;
}

.hero-eyebrow {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--secondary-accent);
    margin-bottom: 30px;
    letter-spacing: 0.5em;
    text-transform: uppercase;
}

.hero-identity {
    font-family: var(--font-serif);
    font-size: clamp(2.8rem, 6vw, 4.8rem);
    font-weight: 400;
    line-height: 1.1;
    margin-bottom: 40px;
    font-style: italic;
    color: var(--text-color);
}

.hero-subline {
    font-size: 1.15rem;
    color: var(--text-secondary);
    margin-bottom: 50px;
    letter-spacing: 0.01em;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 400;
}

.btn-minimal {
    padding: 18px 40px;
    background-color: var(--text-color);
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    transition: var(--transition);
    border: 1px solid var(--text-color);
}

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

.btn-minimal.secondary {
    background-color: transparent;
    color: var(--text-color);
    border: 1px solid var(--border-color);
    margin-left: 20px;
}

/* Documentary Architecture */
.documentary {
    padding: 200px 0;
    border-top: 1px solid var(--border-color);
}

.doc-grid {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 120px;
}

.doc-nav {
    position: sticky;
    top: 150px;
    height: fit-content;
}

.doc-nav-item {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    cursor: pointer;
    transition: var(--transition);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding-left: 25px;
    border-left: 1px solid var(--border-color);
    font-weight: 500;
}

.doc-nav-item.active {
    color: var(--secondary-accent);
    border-left: 2px solid var(--secondary-accent);
    padding-left: 35px;
    font-weight: 600;
}

.doc-section {
    display: none;
    animation: fadeIn 0.8s ease-out;
}

.doc-section.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.observation-tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--secondary-accent);
    letter-spacing: 0.25em;
    display: block;
    margin-bottom: 25px;
    font-weight: 600;
}

.doc-title {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 400;
    margin-bottom: 40px;
    font-style: italic;
    color: var(--text-color);
}

.doc-para {
    font-size: 1.25rem;
    color: var(--text-color);
    margin-bottom: 35px;
    font-weight: 400;
    line-height: 1.7;
}

.doc-quote {
    font-family: var(--font-serif);
    font-size: 2.8rem;
    line-height: 1.2;
    margin: 80px 0;
    color: var(--accent-color); /* Deep Red for intensity */
    font-style: italic;
}

.failure-block {
    margin-bottom: 60px;
    padding: 40px;
    border: 1px solid var(--border-color);
    background: white;
}

.failure-block h4 {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 20px;
    font-weight: 600;
}

/* Innovations Architecture */
.services {
    padding: 200px 0;
    background-color: #f7f7f7;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 3.5rem;
    text-align: center;
    margin-bottom: 100px;
    font-style: italic;
    font-weight: 400;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 60px;
}

.service-card {
    padding: 60px;
    background: white;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.02);
}

.service-name {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    margin-bottom: 25px;
    font-style: italic;
}

.service-desc {
    font-size: 1.1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.innovation-badge {
    display: inline-block;
    padding: 10px 20px;
    background: var(--accent-color);
    color: white;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    margin-top: 30px;
    font-weight: 600;
}

.status-label {
    display: inline-block;
    padding: 4px 12px;
    border: 1px solid var(--secondary-accent);
    color: var(--secondary-accent);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 15px;
    font-weight: 600;
}

.timeline-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 40px 0;
    padding: 30px;
    background: rgba(107, 29, 29, 0.03); /* Soft Reddish Tint */
    border-left: 3px solid var(--accent-color); /* Strong Red Edge */
}

.stat-item {
    font-family: var(--font-mono);
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    color: var(--text-color);
    font-weight: 600;
}

.stat-label {
    font-size: 0.7rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.final-mantra {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-style: italic;
    text-align: center;
    margin-top: 60px;
    color: var(--text-color);
}

.personal-formula {
    font-family: var(--font-mono);
    font-size: 1rem;
    letter-spacing: 0.3em;
    color: var(--accent-color);
    text-transform: lowercase;
    margin-bottom: 40px;
    font-weight: 600;
    padding: 12px 30px;
    border: 1px solid var(--border-color);
    display: inline-block;
    background: rgba(107, 29, 29, 0.03);
    border-radius: 4px;
    box-shadow: 0 4px 15px rgba(107, 29, 29, 0.05);
}

.vision-grid-internal {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-top: 50px;
}

.vision-point h4 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    margin-bottom: 20px;
    color: var(--accent-color);
    font-style: italic;
}

.vision-point p {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.vision-transition {
    padding: 150px 0;
    background: white;
    text-align: center;
}

/* Research Architecture */
.research {
    padding: 200px 0;
    background: white;
}

.research-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.research-card {
    padding: 50px;
    background: var(--bg-color);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.research-card:hover {
    background: white;
    border-color: var(--accent-color);
}

.research-title {
    font-family: var(--font-serif);
    font-size: 1.6rem;
    margin-bottom: 20px;
    font-style: italic;
}

.research-desc {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.5;
}

/* Contact Centered Architecture */
.contact {
    padding: 200px 0;
    background-color: var(--bg-color);
}

.contact-centered {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.contact-subline {
    font-size: 1.35rem;
    color: var(--text-secondary);
    margin-bottom: 80px;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 400;
}

.contact-links-centered {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 60px;
}

.contact-links-centered a {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    letter-spacing: 0.2em;
    text-decoration: none;
    color: var(--text-color);
    transition: var(--transition);
    font-weight: 500;
}

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

.contact-form-centered {
    max-width: 600px;
    margin: 0 auto;
    text-align: left;
}

.input-gesture {
    position: relative;
    margin-bottom: 50px;
}

.input-gesture label {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent-color);
    letter-spacing: 0.1em;
    margin-bottom: 10px;
    font-weight: 600;
    text-transform: uppercase;
}

.input-gesture input,
.input-gesture textarea {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 2px solid var(--border-color);
    padding: 10px 0;
    font-family: var(--font-sans);
    font-size: 1.1rem;
    color: var(--text-color);
    transition: var(--transition);
}

.input-gesture input:focus,
.input-gesture textarea:focus {
    outline: none;
    border-bottom-color: var(--text-color);
}

.centered-btn {
    display: block;
    margin: 40px auto 0;
}

/* Footer Architecture */
.footer {
    padding: 100px 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    background: white;
}

.footer p {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-weight: 500;
}

/* Gesture States */
.gesture-reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.gesture-reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* Media Queries Architecture */
@media (max-width: 1024px) {
    .doc-grid, .services-grid, .research-grid {
        grid-template-columns: 1fr;
    }
    .doc-nav {
        display: flex;
        overflow-x: auto;
        padding-bottom: 30px;
        position: relative;
        top: 0;
        gap: 30px;
    }
    .doc-nav-item {
        white-space: nowrap;
        border-left: none;
        padding-left: 0;
    }
}

@media (max-width: 768px) {
    .section-container {
        padding: 0 40px;
    }
    .nav-links {
        display: none;
    }
    .personal-formula {
        font-size: 0.8rem;
        letter-spacing: 0.15em;
        padding: 10px 20px;
    }
    .hero-identity {
        font-size: 2.2rem;
    }
}