:root {
    /* Swiss Style Palette - Light Mode Default */
    --bg-color: #ffffff;
    --text-color: #000000;
    --accent-color: #000000;
    /* Bold black */
    --secondary-text: #555555;
    --border-color: #e5e5e5;
    --cursor-color: #ff3300;
    /* Subtle orange pop for cursor */

    /* Typography */
    --font-primary: 'Inter', Helvetica, Arial, sans-serif;
    --letter-spacing-tight: -0.06em;
    /* Extremely tight tracking */

    /* Layout */
    --left-col-width: 50%;
    --padding-outer: 3rem;
    --padding-inner: 4rem;
}

[data-theme="dark"] {
    --bg-color: #0a0a0a;
    --text-color: #ffffff;
    --accent-color: #ffffff;
    --secondary-text: #888888;
    --border-color: #333333;
    --cursor-color: #ffffff;
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    cursor: none;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: var(--font-primary);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
    cursor: none;
    /* Hide default cursor everywhere */
}

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

/* Custom Cursor */
.cursor {
    position: fixed;
    top: 0;
    left: 0;
    width: 40px;
    height: 40px;
    background-image: url("data:image/svg+xml,%3Csvg width='32' height='32' viewBox='0 0 32 32' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M2 2L11 28L16 18L26 14L2 2Z' fill='black' stroke='white' stroke-width='2'/%3E%3C/svg%3E");
    background-size: contain;
    background-repeat: no-repeat;
    background-color: transparent !important;
    border-radius: 0 !important;
    mix-blend-mode: normal !important;
    pointer-events: none;
    z-index: 9999;
    transform: translate(0, 0);
    /* Default pointer position */
    transition: transform 0.1s;
}

[data-theme="dark"] .cursor {
    background-image: url("data:image/svg+xml,%3Csvg width='32' height='32' viewBox='0 0 32 32' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M2 2L11 28L16 18L26 14L2 2Z' fill='white' stroke='black' stroke-width='2'/%3E%3C/svg%3E");
}

/* Liquid Glass Follower */
.cursor-follower {
    position: fixed;
    top: 0;
    left: 0;
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%) scale(0);
    transition: transform 0.3s cubic-bezier(0.19, 1, 0.22, 1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.cursor.hovered+.cursor-follower,
/* If we restructure DOM */
.cursor-follower.active {
    transform: translate(-50%, -50%) scale(1);
}

/* Typography Tightening */
h1,
h2,
h3,
p,
a,
button {
    letter-spacing: var(--letter-spacing-tight);
}

/* Split Layout */
.split-layout {
    display: flex;
    min-height: 100vh;
}

/* Left Column */
.left-col {
    width: var(--left-col-width);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    padding: var(--padding-outer);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    border-right: 1px solid var(--border-color);
    background-color: var(--bg-color);
    z-index: 10;
}

.main-title {
    font-size: clamp(4rem, 6vw, 8rem);
    /* Bigger */
    font-weight: 900;
    line-height: 0.85;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.brand-subtitle {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--secondary-text);
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.main-nav {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.nav-link {
    font-size: 1.8rem;
    /* Sligthly Adjusted for longer lists */
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--secondary-text);
    transition: color 0.3s, padding-left 0.3s;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-color);
    padding-left: 1rem;
}

/* Theme Button */
.theme-toggle {
    background-color: var(--text-color);
    color: var(--bg-color);
    border: 2px solid var(--text-color);
    border-radius: 50px;
    /* Rounded pill */
    padding: 0.8rem 1.5rem;
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: -0.02em;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background-color: var(--bg-color);
    color: var(--text-color);
    transform: scale(1.05);
}

.left-footer {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
}

.socials {
    display: flex;
    gap: 1rem;
    font-weight: 700;
    font-size: 0.9rem;
}

/* Right Column */
.right-col {
    width: 50%;
    margin-left: 50%;
    /* Offset by left col width */
    padding: var(--padding-outer);
}

.content-section {
    min-height: 80vh;
    padding-bottom: 6rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.section-header h2 {
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 2rem;
    color: var(--secondary-text);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

.intro-text {
    font-size: clamp(1.5rem, 2.5vw, 3rem);
    font-weight: 500;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 2rem;
}

.content-block p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--secondary-text);
    max-width: 600px;
}

/* Grids */
.grid-2-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.card {
    border: 1px solid var(--border-color);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 250px;
    transition: background-color 0.3s, color 0.3s;
}

.card:hover {
    background-color: var(--text-color);
    color: var(--bg-color);
    border-color: var(--text-color);
}

.card-type {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.7;
}

.card h3 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-top: auto;
    margin-bottom: 0.5rem;
}

.card .arrow {
    align-self: flex-end;
    font-size: 1.5rem;
}

/* Blog List */
.blog-list {
    display: flex;
    flex-direction: column;
}

.blog-item {
    border-top: 1px solid var(--border-color);
    padding: 2rem 0;
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    transition: padding-left 0.3s;
}

.blog-item:last-child {
    border-bottom: 1px solid var(--border-color);
}

.blog-item:hover {
    padding-left: 2rem;
}

.blog-item .date {
    font-family: monospace;
    font-size: 0.9rem;
    color: var(--secondary-text);
    width: 120px;
}

.blog-item h3 {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    flex-grow: 1;
}

.blog-item .arrow {
    opacity: 0;
    transition: opacity 0.3s;
}

.blog-item:hover .arrow {
    opacity: 1;
}

.right-footer {
    margin-top: 4rem;
    font-size: 0.8rem;
    color: var(--secondary-text);
}

/* Responsive */
@media (max-width: 1024px) {
    :root {
        --left-col-width: 100%;
    }

    .split-layout {
        flex-direction: column;
    }

    .left-col {
        position: relative;
        height: auto;
        min-height: 60vh;
        width: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }

    .right-col {
        width: 100%;
        margin-left: 0;
        padding-top: 6rem;
    }

    .main-nav {
        margin-top: 4rem;
        margin-bottom: 4rem;
    }
}
/* Force update on padding and specificity for theme toggle to ensure UI */
button.theme-toggle {
    border-radius: 999px !important;
    padding: 1rem 2rem !important;
}

/* Sticky Mobile Nav */
@media (max-width: 1024px) {
    .main-nav {
        display: none !important; /* Hide original nav position */
    }

    body::after {
        /* Placeholder for sticky nav logic handled in JS or distinct bottom bar */
        /* For purely CSS sticky bottom nav */
    }
}

/* New Mobile Bottom Bar */
.mobile-bottom-nav {
    display: none;
}

@media (max-width: 1024px) {
    .mobile-bottom-nav {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        width: 100%;
        background-color: var(--bg-color);
        border-top: 1px solid var(--border-color);
        padding: 1rem;
        justify-content: space-around;
        z-index: 999;
        overflow-x: auto;
    }
    
    .mobile-bottom-nav a {
        font-size: 0.9rem;
        font-weight: 700;
        text-transform: uppercase;
        color: var(--secondary-text);
        white-space: nowrap;
        padding: 0 0.5rem;
    }

    .mobile-bottom-nav a.active {
        color: var(--text-color);
    }
    
    /* Ensure content doesn't get hidden behind bar */
    .right-col {
        padding-bottom: 5rem; 
    }
}

/* Sticky Mobile Nav */
@media (max-width: 1024px) {
    .main-nav {
        display: none !important; /* Hide original nav position */
    }

    /* New Mobile Bottom Bar */
    .mobile-bottom-nav {
        display: flex;
        position: fixed;
        bottom: 0;
        left: 0;
        width: 100%;
        background-color: var(--bg-color);
        border-top: 1px solid var(--border-color);
        padding: 1rem;
        justify-content: space-around;
        z-index: 999;
        overflow-x: auto;
        box-shadow: 0 -2px 10px rgba(0,0,0,0.05);
    }
    
    .mobile-bottom-nav a {
        font-size: 0.8rem;
        font-weight: 700;
        text-transform: uppercase;
        color: var(--secondary-text);
        text-decoration: none;
        white-space: nowrap;
        padding: 0.5rem;
        transition: color 0.3s;
    }

    .mobile-bottom-nav a.active {
        color: var(--text-color);
    }
    
    /* Ensure content doesn't get hidden behind bar */
    .right-col {
        padding-bottom: 6rem; 
    }
}

/* Ensure desktop hides it */
@media (min-width: 1025px) {
    .mobile-bottom-nav {
        display: none;
    }
}