/* Design System: Warm, Calm, Rational */
:root {
    --color-bg: #F9F9F7;
    --color-bg-alt: #F2F0EB;
    --color-text-main: #2D2D2D;
    --color-text-secondary: #5A5A5A;
    --color-accent-rational: #4A6C6F; /* Muted Teal */
    --color-accent-warm: #C27958; /* Terracotta/Clay */
    --color-border: #E5E5E5;
    
    --font-serif: "Georgia", "Times New Roman", serif;
    --font-sans: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
    
    --shadow-soft: 0 4px 24px rgba(0,0,0,0.04);
    --shadow-hover: 0 8px 32px rgba(0,0,0,0.08);
    
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
}

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

body {
    background-color: var(--color-bg);
    color: var(--color-text-main);
    font-family: var(--font-sans);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 24px;
}

.container-wide {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 40px;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

/* Typography Helpers */
.serif-italic {
    font-family: var(--font-serif);
    font-style: italic;
    color: var(--color-accent-warm);
    font-weight: 400;
}

.serif-heading {
    font-family: var(--font-serif);
    font-weight: 400;
    font-size: 3rem;
    line-height: 1.2;
    color: var(--color-text-main);
}

.section-label {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-accent-rational);
    margin-bottom: 16px;
    font-weight: 600;
}

/* Navigation */
.warm-nav {
    position: fixed;
    top: 0;
    width: 100%;
    height: 80px;
    background: rgba(249, 249, 247, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
    z-index: 1000;
    display: flex;
    align-items: center;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.brand-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-right: 40px; /* Add margin to separate from nav menu */
}

.logo-icon {
    color: var(--color-accent-rational);
}

.brand-name {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 60px; /* Increased gap for better spacing */
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px; /* Increased gap between menu items */
}

.nav-menu a {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
}

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

.btn-contact {
    padding: 10px 24px;
    border: 1px solid var(--color-text-main);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.btn-contact:hover {
    background: var(--color-text-main);
    color: #fff;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 24px;
    height: 1px;
    background: var(--color-text-main);
}

/* Hero Section */
.calm-hero {
    padding: 180px 0 120px;
    position: relative;
    overflow: hidden;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-title {
    font-size: 4rem;
    font-weight: 300; /* Lighter weight for rationality */
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 40px;
}

.hero-divider {
    width: 60px;
    height: 1px;
    background: var(--color-accent-rational);
    margin-bottom: 40px;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    max-width: 500px;
    line-height: 1.6;
}

/* Hero Visual - Abstract CSS Art */
.hero-visual-abstract {
    position: relative;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.orbit-system {
    position: relative;
    width: 300px;
    height: 300px;
}

.orbit {
    position: absolute;
    border: 1px solid rgba(74, 108, 111, 0.2); /* Rational Teal transparent */
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.o1 { width: 100px; height: 100px; animation: rotate 20s linear infinite; }
.o2 { width: 200px; height: 200px; animation: rotate 30s linear infinite reverse; }
.o3 { width: 300px; height: 300px; border-color: rgba(194, 121, 88, 0.15); animation: rotate 40s linear infinite; }

.center-node {
    position: absolute;
    width: 12px;
    height: 12px;
    background: var(--color-accent-rational);
    border-radius: 50%;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 0 0 20px rgba(74, 108, 111, 0.4);
}

.floating-node {
    position: absolute;
    width: 8px;
    height: 8px;
    background: var(--color-accent-warm);
    border-radius: 50%;
}

.n1 { top: 0; left: 50%; transform: translate(-50%, -5px); }
.n2 { bottom: 20%; right: 10%; }
.n3 { top: 30%; left: 10%; }

@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Rational Section (Mission/Vision) */
.rational-section {
    padding: 120px 0;
    background: var(--color-bg-alt);
}

.dual-column-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
}

.column-left {
    padding-top: 20px;
}

.section-desc {
    margin-top: 24px;
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    max-width: 400px;
}

.column-right {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.info-card {
    background: #fff;
    padding: 40px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-soft);
    border: 1px solid rgba(0,0,0,0.02);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.info-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 20px;
}

.icon-serif {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.5rem;
    color: var(--color-accent-warm);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(194, 121, 88, 0.1);
    border-radius: 50%;
}

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

.info-card p {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* Principles Section */
.principles-section {
    padding: 140px 0;
}

.section-center-header {
    text-align: center;
    margin-bottom: 80px;
}

.principles-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    border-top: 1px solid var(--color-border);
    padding-top: 60px;
}

.principle-box {
    position: relative;
    padding-right: 20px;
}

.p-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: rgba(0,0,0,0.1);
    margin-bottom: 16px;
}

.principle-box h4 {
    font-size: 1.1rem;
    margin-bottom: 16px;
    font-weight: 600;
}

.principle-box p {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* About Section */
.about-section-warm {
    padding: 120px 0;
    background: #fff;
}

.about-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
}

.about-image-abstract {
    height: 500px;
    background: var(--color-bg-alt);
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.abstract-shape {
    width: 60%;
    height: 80%;
    background: linear-gradient(135deg, #EAE8E3 0%, #D8D4CC 100%);
    border-radius: 200px 200px 0 0;
    opacity: 0.6;
}

.text-body {
    margin-top: 40px;
}

.text-body p {
    margin-bottom: 24px;
    color: var(--color-text-secondary);
    font-size: 1.05rem;
}

.warm-quote {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--color-text-main);
    padding-left: 24px;
    border-left: 2px solid var(--color-accent-warm);
    margin: 40px 0;
    line-height: 1.4;
}

/* Footer */
.minimal-footer {
    padding: 80px 0 40px;
    border-top: 1px solid var(--color-border);
    background: var(--color-bg);
}

.footer-inner {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.brand-name-footer {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 600;
    display: block;
    margin-bottom: 12px;
}

.slogan {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.footer-right {
    text-align: right;
}

.contact-info a {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 24px;
    text-decoration: underline;
    text-decoration-color: rgba(0,0,0,0.2);
    text-underline-offset: 4px;
}

.copyright span {
    display: block;
    font-size: 0.8rem;
    color: rgba(0,0,0,0.4);
    margin-bottom: 4px;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-inner, .dual-column-layout, .about-layout {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .hero-title { font-size: 3rem; }
    .principles-grid { grid-template-columns: 1fr 1fr; }
    
    .nav-menu { display: none; }
    .btn-contact { display: none; }
    .mobile-menu-toggle { display: flex; }
    
    .hero-visual-abstract { height: 300px; }
    .about-image-abstract { height: 300px; }
}

@media (max-width: 768px) {
    .hero-title { font-size: 2.5rem; }
    .serif-heading { font-size: 2rem; }
    .principles-grid { grid-template-columns: 1fr; }
    .footer-inner { flex-direction: column; gap: 40px; }
    .footer-right { text-align: left; }
}