/* --- Architectural Editorial Styling --- */

*,
*::before,
*::after {
    box-sizing: border-box;
}

body,
html {
    overflow-x: hidden;
    width: 100%;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Layout Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 4rem;
}

.container-architectural {
    display: grid;
    grid-template-columns: 2fr 1fr;
    /* Default: Asymmetric editorial ratio */
    gap: 0;
    align-items: center;
}

@media (max-width: 768px) {
    .container {
        padding: 0 1.5rem;
    }

    .section-padding {
        padding: 60px 0;
    }
}

.section-padding {
    padding: 120px 0;
}

/* Navigation & Header Overrides */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    position: relative;
}

.main-navigation {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

/* Dropdown Sub-menus (Architectural Ledger Style) */
.nav-links li {
    position: relative;
}

.nav-links .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 240px;
    background: var(--color-bg);
    border: var(--border-thin);
    box-shadow: 10px 10px 0 var(--color-primary);
    /* Ledger shadow */
    padding: 1.5rem 0;
    margin: 0;
    list-style: none;
    z-index: 100;
    visibility: hidden;
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s cubic-bezier(0.19, 1, 0.22, 1);
}

/* Align last sub-menus to the right to prevent overflow */
.nav-links li:nth-last-child(-n+2) .sub-menu {
    left: auto;
    right: 0;
    box-shadow: -10px 10px 0 var(--color-primary);
}

.nav-links li:hover>.sub-menu,
.nav-links li:focus-within>.sub-menu {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
}

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

.nav-links .sub-menu a {
    display: block;
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    border-bottom: 1px solid transparent;
}

.nav-links .sub-menu a:hover {
    background: rgba(255, 183, 197, 0.1);
    color: var(--color-accent);
    border-bottom-color: var(--color-secondary);
}

/* Universal Toggle Navigation (Hamburger Global) */
.menu-toggle {
    display: block !important;
    order: 2;
}

.site-branding {
    order: 1;
}

/* Global Overlay Menu (Split-Ledger Design) */
.main-navigation {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    /* Start closed */
    height: 100vh;
    background: var(--color-bg);
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.6s cubic-bezier(0.85, 0, 0.15, 1);
    overflow: hidden;
}

.main-navigation.toggled {
    width: 100%;
    opacity: 1;
    visibility: visible;
}

.menu-split-container {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    height: 100%;
    width: 100%;
}

.menu-main-column {
    padding: 10vh 4rem;
    border-right: var(--border-thin);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.menu-ledger-column {
    padding: 10vh 4rem;
    background: rgba(92, 92, 61, 0.02);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 3rem;
}

.menu-label {
    font-family: 'Inter', sans-serif;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: var(--color-secondary);
    margin-bottom: 2rem;
    display: block;
}

/* Persistent Toggle when Menu Open - REVERTED */

.nav-links {
    display: flex;
    flex-direction: column;
    list-style: none;
    padding: 0;
}


.nav-links a {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-family: 'Playfair Display', serif;
    text-transform: none;
    letter-spacing: -0.02em;
    color: var(--color-primary);
    transition: all 0.4s cubic-bezier(0.19, 1, 0.22, 1);
    display: inline-block;
    padding: 0.5rem 0;
    line-height: 1.1;
}

.nav-links a:hover {
    color: var(--color-accent);
    transform: translateX(1rem);
}

/* Ledger Details */
.ledger-item {
    border-bottom: var(--border-thin);
    padding-bottom: 1.5rem;
}

.ledger-label {
    display: block;
    font-family: 'Inter', sans-serif;
    font-size: 0.6rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-text-light);
    margin-bottom: 0.5rem;
}

.ledger-value {
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    font-size: 0.8rem;
    color: var(--color-primary);
}

.ledger-philosophy {
    margin-top: 2rem;
    font-style: italic;
    color: var(--color-secondary);
    font-size: 1.1rem;
    max-width: 300px;
}

/* Sub-menus in Overlay */
.nav-links .sub-menu {
    position: static;
    width: 100%;
    box-shadow: none;
    border: none;
    background: transparent;
    visibility: visible;
    opacity: 1;
    transform: none;
    padding: 1.5rem 0;
    list-style: none;
}

.nav-links .sub-menu a {
    opacity: 0.6;
    /* Slightly dimmed to indicate sub-level hierarchy */
}

.nav-links .sub-menu a:hover {
    background: none;
    color: var(--color-accent);
}

.nav-links a {
    color: var(--color-primary);
    font-family: 'Inter', sans-serif;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.75rem;
}

/* Specialized Components */
.expertise-item:hover {
    background: rgba(255, 183, 197, 0.05);
}

.bio-text {
    box-shadow: 20px 20px 0 var(--color-secondary);
}

.blueprint-block:hover {
    background: white;
}

/* Playful Features: Vertical Progress Index */
#scroll-indicator {
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Playful Features: Geometric Nodes (Blueprint Mode) */
.knowledge-node {
    position: absolute;
    width: 20px;
    height: 20px;
    background: transparent;
    border: 1px solid var(--color-secondary);
    opacity: 0.3;
    cursor: crosshair;
    transition: all 0.5s ease;
    z-index: 5;
}

@media (max-width: 768px) {
    .knowledge-node {
        display: none !important;
        /* Hide clutter on mobile */
    }
}

.knowledge-node::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2px;
    height: 2px;
    background: var(--color-secondary);
    transform: translate(-50%, -50%);
}

.knowledge-node:hover {
    transform: rotate(45deg) scale(1.5);
    opacity: 1;
    border-color: var(--color-primary);
    background: var(--color-secondary);
}

.knowledge-node::after {
    content: attr(data-tip);
    position: absolute;
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-primary);
    color: white;
    padding: 0.4rem 0.8rem;
    font-family: 'Inter', sans-serif;
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.knowledge-node:hover::after {
    opacity: 1;
}

/* Insight Drawer State */
#insight-modal.active {
    right: 0 !important;
}

#modal-overlay.active {
    visibility: visible;
    opacity: 1;
}

#insight-toggle:hover {
    background: var(--color-secondary);
    transform: translate(-5px, -5px);
    box-shadow: 10px 10px 0 var(--color-primary);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 1s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

.animate-on-scroll {
    opacity: 0;
}

/* Responsive Overrides */
@media (max-width: 1200px) {
    #vertical-index {
        display: none !important;
    }

    .site-content-wrapper {
        margin-left: 0 !important;
    }

    header {
        width: 100% !important;
        position: fixed !important;
        /* Keep header always on top */
    }

    .bio-text {
        margin-right: 0 !important;
        padding: 2rem !important;
    }

    .bio-split,
    .container-architectural,
    .project-editorial {
        grid-template-columns: 1fr !important;
    }
}

/* Specific Mobile Refinements (768px) */
@media (max-width: 768px) {

    /* Section Stacking */
    .hero,
    .expertise,
    .bio-split,
    .container-architectural,
    .project-editorial,
    .learning {
        grid-template-columns: 1fr !important;
        padding: 3rem 1.5rem !important;
        /* Standardized mobile side padding */
        width: 100% !important;
    }

    .hero {
        min-height: 80vh !important;
        align-items: center !important;
        text-align: left;
        /* Shift back to left alignment */
    }

    .hero-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 2rem !important;
        margin-top: 3rem !important;
    }

    .section-label {
        border-right: none !important;
        border-bottom: var(--border-thin);
        padding: 2.5rem 1.5rem !important;
    }

    .section-label h2 {
        position: static !important;
        font-size: 2.2rem !important;
    }

    /* Restore Ledger Overlap for Bio */
    .bio-text {
        margin-right: -1.5rem !important;
        /* Shift to absolute edge of screen */
        padding: 4rem 1.5rem !important;
        width: calc(100% + 1.5rem) !important;
        box-shadow: 10px 10px 0 var(--color-secondary) !important;
        /* Subtle ledger shadow */
        z-index: 1;
    }

    .bio-image {
        margin-top: -2rem;
        /* Slight overlap with the text box */
        z-index: 10;
    }

    /* Footer Responsive Grid */
    .site-footer .container {
        flex-direction: column !important;
        align-items: flex-start !important;
        /* Left alignment for architectural grid */
        gap: 3rem !important;
    }

    .site-footer .nav-links {
        flex-direction: column !important;
        align-items: flex-start !important;
        padding: 0;
    }

    .project-editorial {
        gap: 3rem !important;
        margin-bottom: 6rem !important;
    }

    .section-header h2 {
        font-size: 2.5rem !important;
    }

    /* Scaling Typography */
    h1 {
        font-size: clamp(2.5rem, 12vw, 4rem) !important;
        line-height: 1.0 !important;
    }

    /* Keep header site title compact on mobile, same as desktop */
    .site-title,
    .site-title h1 {
        font-size: 1.2rem !important;
        line-height: 1 !important;
    }

    h2 {
        font-size: 2.4rem !important;
    }

    h3 {
        font-size: 1.8rem !important;
    }

    /* Main Navigation Overlay Refinement */
    .menu-split-container {
        grid-template-columns: 1fr !important;
    }

    .menu-ledger-column {
        display: none;
        /* Keep mobile clean, focus on links */
    }

    .menu-main-column {
        padding: 4rem 4rem !important;
        /* Reduced padding as requested */
        width: 100% !important;
        border-right: none;
    }

    .nav-links a {
        font-size: 0.9rem !important;
        /* Extra compact for technical ledger feel */
        word-break: break-word !important;
        max-width: 100% !important;
        line-height: 1.0 !important;
    }
}