/* ========================================
   Shared Styles - 10desires.xyz
   Common styles used across main site and blog
   ======================================== */

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

/* Root Variables */
:root {
    --bg: #0a0a0a;
    --fg: #f5f5f0;
    --accent: #4a9eff;
    --accent-hover: #6bb3ff;
    --muted: #6b6b6b;
    --border: rgba(255,255,255,0.1);
    --serif: 'Instrument Serif', Georgia, serif;
    --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg);
    color: var(--fg);
    font-family: var(--sans);
    font-weight: 300;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Grain overlay */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    z-index: 1000;
}

/* ========================================
   Navigation
   ======================================== */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    padding: 2rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    mix-blend-mode: difference;
    opacity: 1;
    transition: opacity 0.4s ease;
}

.logo {
    font-family: var(--serif);
    font-size: 1.25rem;
    letter-spacing: -0.02em;
}

.logo a {
    color: var(--fg);
    text-decoration: none;
}

.logo img {
    height: 24px;
    width: auto;
    display: block;
}

.nav-links {
    display: flex;
    gap: 3rem;
    list-style: none;
}

.nav-links a {
    color: var(--fg);
    text-decoration: none;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    position: relative;
    transition: opacity 0.3s ease;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--accent);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

/* ========================================
   Footer
   ======================================== */
footer {
    padding: 3rem 4rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border);
}

.footer-left {
    font-size: 0.85rem;
    color: var(--muted);
    line-height: 1;
}

/* ========================================
   Shared Animations
   ======================================== */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ========================================
   Selection
   ======================================== */
::selection {
    background: var(--accent);
    color: var(--bg);
}

/* ========================================
   Responsive - Navigation & Footer
   ======================================== */
@media (max-width: 1024px) {
    nav, footer {
        padding-left: 2rem;
        padding-right: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    footer {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
}