/* ==========================================================================
   TOKENS
   ========================================================================== */
:root {
    --bg: #10131a;
    --surface: #171c26;
    --surface-hover: #1e2531;
    --border: rgba(255, 255, 255, 0.08);
    --text: #eceae4;
    --text-muted: #8d96a6;
    --accent: #e3b341;   /* amber, like a syntax keyword */
    --accent-2: #7dd3c0;  /* soft teal, secondary accent */
    --radius: 10px;
    --transition-fast: 0.2s ease-in-out;
    --transition-slow: 0.4s ease-in-out;
}

/* ==========================================================================
   OVERALL
   ========================================================================== */
* {
    box-sizing: border-box;
}

body {
    font-family: "Inter", Arial, Helvetica, sans-serif;
    background-color: var(--bg);
    color: var(--text);
    padding: 0;
    margin: 0;
    line-height: 1.5;
}

a {
    color: inherit;
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    background-color: var(--surface);
    border-bottom: 1px solid var(--border);
    color: var(--text);
    position: relative;
    z-index: 10;
}

.name {
    display: inline-flex;
    align-items: center;
    font-size: 1.1rem;
    font-weight: 600;
    text-decoration: none;
    color: var(--text);
    letter-spacing: -0.01em;
}

.navLinks {
    display: none;
    position: absolute;
    list-style: none;
    gap: 0;
    margin: 0;
    flex-direction: column;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--surface);
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.35);
}

.navLinks a {
    display: block;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: color var(--transition-fast);
}

.navLinks a:hover,
.navLinks a:focus-visible {
    color: var(--accent-2);
}

.navLinks a.active {
    color: var(--accent);
}

.navToggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.navToggle .bar {
    width: 25px;
    height: 2px;
    background-color: var(--text);
    border-radius: 2px;
    transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.navLinks.active {
    display: flex;
}

.navLinks li {
    text-align: center;
    padding: 0.75rem 0;
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
    padding: 3rem 1.5rem 2.5rem;
    text-align: center;
    max-width: 46em;
    margin: 0 auto;
}

.eyebrow {
    display: inline-block;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent-2);
    margin-bottom: 0.9rem;
}

.hero h2 {
    font-size: clamp(1.3rem, 2.5vw, 1.7rem);
    font-weight: 500;
    color: var(--text);
    margin: 0 0 2rem;
}

.stackGroup {
    margin-bottom: 1.25rem;
}

.stackLabel {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.6rem;
}

.stackList {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
    margin: 0;
    padding: 0;
}

.stackList li {
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.35rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    background-color: var(--surface);
    color: var(--text);
}

/* ==========================================================================
   PROJECT TILES
   ========================================================================== */
.tiles {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    padding: 1rem 2rem 3rem;
    max-width: 120em;
    margin: 0 auto;
}

.tiles article {
    width: 100%;
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
    background-color: var(--surface);
    border: 1px solid var(--border);
    transform: scale(1);
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
    will-change: transform;
}

.tiles article a {
    display: block;
    width: 100%;
    height: 100%;
    position: relative;
}

.tiles article img {
    width: 100%;
    height: auto;
    display: block;
    transform: scale(1);
    transition: transform var(--transition-slow), opacity var(--transition-slow);
}


.tileOverlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(16, 19, 26, 0.35);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem;
    box-sizing: border-box;
    transition: background-color var(--transition-slow);
}

.tileText {
    color: #fff;
    text-align: center;
    width: 100%;
}

.tileText h3 {
    font-size: 1.4rem;
    margin: 0;
}

.moreInfo {
    font-size: 0.9rem;
    font-weight: 500;
    margin: 0;
    color: var(--accent-2);
    opacity: 0;
    max-height: 0;
    transform: translateY(10px);
    transition: opacity var(--transition-slow), transform var(--transition-slow), max-height var(--transition-slow);
}

/* Expands the whole tile and raises it above its neighbors */
.tiles article:hover,
.tiles article:focus-within {
    transform: scale(1.08);
    z-index: 5;
    box-shadow: 0 16px 30px rgba(0, 0, 0, 0.45);
    border-color: var(--accent-2);
}

.tiles article:hover img,
.tiles article:focus-within img {
    transform: scale(1.12);
    opacity: 0.45;
}

.tiles article:hover .tileOverlay,
.tiles article:focus-within .tileOverlay {
    background-color: rgba(16, 19, 26, 0.85);
}

.tiles article:hover .moreInfo,
.tiles article:focus-within .moreInfo {
    opacity: 1;
    max-height: 80px;
    transform: translateY(0);
    margin-top: 0.5rem;
}

/* ==========================================================================
   FOOTER / CONTACT
   ========================================================================== */
footer {
    padding: 3rem 1.5rem;
    text-align: center;
    border-top: 1px solid var(--border);
}

footer h2 {
    margin: 0 0 0.5rem;
}

footer p {
    color: var(--text-muted);
    margin: 0 0 1.5rem;
}

.contactLinks {
    list-style: none;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin: 0;
    padding: 0;
}

.contactLinks a {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--text);
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.5rem 0.9rem;
    border: 1px solid var(--border);
    border-radius: 999px;
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

.contactLinks svg {
    width: 18px;
    height: 18px;
    fill: currentColor;
}

.contactLinks a:hover,
.contactLinks a:focus-visible {
    color: var(--accent);
    border-color: var(--accent);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 900px) {
    .tiles {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .tiles {
        max-width: 25em;
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 1rem 1.5rem 2.5rem;
    }

    .tiles article:hover,
    .tiles article:focus-within {
        transform: scale(1.04); /* smaller lift on narrow screens so tiles don't clip the viewport edge */
    }

    .contactLinks {
        flex-direction: column;
        align-items: center;
    }
}

@media (min-width: 769px) {
    .navToggle {
        display: none;
    }
    .navLinks {
        display: flex;
        position: static;
        flex-direction: row;
        width: auto;
        padding: 0;
        gap: 1.5rem;
        border-bottom: none;
        box-shadow: none;
        background-color: transparent;
    }
    .navLinks li {
        padding: 0;
    }
}

/* ==========================================================================
   MOTION PREFERENCES
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
    }
    .tiles article:hover,
    .tiles article:focus-within {
        transform: none;
    }
    .tiles article:hover img,
    .tiles article:focus-within img {
        transform: none;
    }
}