/* =============================================================
   Nolan Kurylo — 2026 refresh
   Modern "aerospace / autonomy" design system (dark)
   Loaded globally after index.css / main.css so it overrides.
   ============================================================= */

:root {
    --bg:        #070a12;
    --bg-2:      #0b101c;
    --card:      rgba(255, 255, 255, 0.028);
    --card-brd:  rgba(255, 255, 255, 0.09);
    --card-brd2: rgba(255, 255, 255, 0.17);
    --text:      #eaeef6;
    --muted:     #9aa7bf;
    --faint:     #69758f;
    --accent:    #56a0ff;
    --accent-2:  #35e0d0;
    --accent-3:  #8b7cff;
    --glow:      rgba(86, 160, 255, 0.35);
    --radius:    16px;
    --radius-sm: 10px;
    --maxw:      1120px;
    --nav-h:     68px;
    --ease:      cubic-bezier(0.16, 1, 0.3, 1);
    --font-head: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
    --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
    --font-mono: "JetBrains Mono", "SFMono-Regular", ui-monospace, monospace;
}

/* ---------- base ---------- */
html { scroll-behavior: smooth; }
html { scroll-padding-top: calc(var(--nav-h) + 16px); }

html, body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

/* subtle fixed backdrop glow behind everything */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -2;
    background:
        radial-gradient(1100px 700px at 78% -8%, rgba(86, 160, 255, 0.13), transparent 60%),
        radial-gradient(900px 620px at 8% 4%, rgba(53, 224, 208, 0.08), transparent 55%),
        radial-gradient(1000px 900px at 50% 108%, rgba(139, 124, 255, 0.09), transparent 60%),
        var(--bg);
}
/* faint grid texture */
body::after {
    content: "";
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.022) 1px, transparent 1px);
    background-size: 64px 64px;
    -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 40%, transparent 100%);
    mask-image: radial-gradient(ellipse 80% 70% at 50% 30%, #000 40%, transparent 100%);
}

::selection { background: rgba(86, 160, 255, 0.30); color: #fff; }

a { color: var(--accent); text-decoration: none; }
a:hover { color: #7cb5ff; text-decoration: none; }

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 3px;
    border-radius: 4px;
}

.nk-wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

.section { padding: 120px 0; position: relative; }
.section-tight { padding: 80px 0; }

/* ---------- typography ---------- */
.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    font-family: var(--font-mono);
    font-size: 12.5px;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent-2);
    margin: 0 0 22px;
}
.eyebrow::before {
    content: "";
    flex: none;
    width: 22px; height: 1px;
    background: linear-gradient(90deg, var(--accent-2), transparent);
}

.sec-head { margin-bottom: 60px; }
.sec-head .eyebrow { color: var(--accent); }
.sec-head h2 {
    font-family: var(--font-head);
    font-weight: 600;
    font-size: clamp(28px, 4vw, 42px);
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin: 0 0 14px;
    color: var(--text);
}
.sec-head p {
    color: var(--muted);
    max-width: 620px;
    font-size: 16.5px;
    line-height: 1.7;
    margin: 0;
}

/* ---------- navbar ---------- */
nav.navbar {
    position: fixed !important;
    top: 0; left: 0; right: 0;
    height: var(--nav-h) !important;
    z-index: 1030 !important;
    background: rgba(7, 10, 18, 0.78) !important;
    -webkit-backdrop-filter: saturate(160%) blur(14px);
    backdrop-filter: saturate(160%) blur(14px);
    border-bottom: 1px solid var(--card-brd) !important;
    padding: 0 clamp(18px, 4vw, 40px);
    transition: background 0.3s ease !important;
}
nav.navbar .navbar-brand {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: 19px;
    letter-spacing: -0.01em;
    color: var(--text) !important;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0;
}
nav.navbar .navbar-brand .brand-glyph {
    width: 34px; height: 34px;
    display: block;
    border-radius: 9px;
    filter: drop-shadow(0 4px 12px rgba(86, 160, 255, 0.35));
    transition: transform 0.4s var(--ease);
}
nav.navbar .navbar-brand:hover .brand-glyph { transform: rotate(90deg); }
nav.navbar .navbar-brand .brand-dot { color: var(--accent-2); }

nav.navbar .navbar-nav { align-items: center; }
nav.navbar .nav-link {
    font-family: var(--font-body) !important;
    font-size: 14.5px !important;
    font-weight: 500;
    letter-spacing: 0.01em;
    color: var(--muted) !important;
    margin: 0 2px !important;
    padding: 8px 14px !important;
    border-radius: 9px;
    transition: color 0.2s ease, background 0.2s ease;
}
nav.navbar .nav-link:hover { color: var(--text) !important; background: rgba(255,255,255,0.05); }
nav.navbar .nav-item.active .nav-link,
nav.navbar li.active .nav-link { color: var(--text) !important; }
nav.navbar .nav-item.active .nav-link::after { display: none; }
nav.navbar .navbar-nav .nav-cta {
    background: linear-gradient(135deg, var(--accent), var(--accent-3));
    color: #fff !important;
    box-shadow: 0 6px 20px rgba(86, 160, 255, 0.30);
}
nav.navbar .navbar-nav .nav-cta:hover { background: linear-gradient(135deg, #6fb0ff, #9a8cff); }
.icon-bar { background-color: var(--muted) !important; }

/* desktop underline animation off — pill hover instead */
.on:after { display: none !important; }

/* ---------- buttons ---------- */
.btn-nk {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 600;
    padding: 13px 24px;
    border-radius: 12px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), background 0.25s ease, border-color 0.2s ease;
    text-decoration: none !important;
    white-space: nowrap;
}
.btn-nk i { font-size: 15px; }
.btn-primary-nk {
    background: linear-gradient(135deg, var(--accent), var(--accent-3));
    color: #fff !important;
    box-shadow: 0 10px 30px rgba(86, 160, 255, 0.32);
}
.btn-primary-nk:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(86, 160, 255, 0.45); }
.btn-ghost-nk {
    background: rgba(255, 255, 255, 0.03);
    border-color: var(--card-brd2);
    color: var(--text) !important;
}
.btn-ghost-nk:hover { transform: translateY(-3px); border-color: var(--accent); background: rgba(86, 160, 255, 0.08); }

/* ---------- HERO ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 130px 0 90px;
    overflow: hidden;
}
.hero .nk-wrap { position: relative; z-index: 2; width: 100%; }
.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 56px;
    align-items: center;
}
.hero h1 {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: clamp(34px, 3.9vw, 52px);
    line-height: 1.05;
    letter-spacing: -0.03em;
    margin: 0 0 24px;
    color: var(--text);
}
.hero h1 .grad {
    background: linear-gradient(110deg, var(--accent) 10%, var(--accent-2) 55%, var(--accent-3) 95%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: transparent;
}
.hero-lead {
    font-size: 17.5px;
    line-height: 1.75;
    color: var(--muted);
    max-width: 560px;
    margin: 0 0 34px;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 36px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 10px; }
.tag {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.03em;
    color: var(--muted);
    padding: 7px 13px;
    border: 1px solid var(--card-brd);
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.02);
}
.tag b { color: var(--accent-2); font-weight: 500; }

/* hero visual panel */
.hero-visual {
    position: relative;
    aspect-ratio: 1 / 1;
    border-radius: 24px;
    border: 1px solid var(--card-brd);
    background:
        radial-gradient(120% 120% at 30% 20%, rgba(86,160,255,0.16), transparent 55%),
        linear-gradient(160deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
    overflow: hidden;
    box-shadow: 0 40px 90px -30px rgba(0, 0, 0, 0.8);
}
.hero-visual svg,
.hero-visual canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.hero-hud {
    position: absolute;
    left: 16px; right: 16px; bottom: 14px;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 3px 10px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--accent-2);
    letter-spacing: 0.04em;
    background: rgba(7,10,18,0.6);
    border: 1px solid var(--card-brd);
    border-radius: 10px;
    padding: 8px 10px;
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
    text-align: center;
}
.hero-hud span { white-space: nowrap; }
.hero-hud .hud-sep { color: var(--faint); }
@media only screen and (max-width: 420px) {
    .hero-hud { font-size: 10px; gap: 2px 8px; padding: 7px 8px; }
}
.hero-scroll {
    position: absolute;
    left: 50%; bottom: 26px;
    transform: translateX(-50%);
    color: var(--faint);
    font-size: 24px;
    z-index: 3;
    animation: bob 1.8s ease-in-out infinite;
}
.hero-scroll:hover { color: var(--muted); }
@keyframes bob { 0%,100%{ transform: translate(-50%,0);} 50%{ transform: translate(-50%,10px);} }

/* ---------- ABOUT ---------- */
.about-grid { display: grid; grid-template-columns: 340px 1fr; gap: 60px; align-items: center; }
.about-photo {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--card-brd);
    box-shadow: 0 30px 70px -30px rgba(0,0,0,0.85);
}
.about-photo img { width: 100%; height: 100%; object-fit: cover; display: block; aspect-ratio: 4/5; }
.about-photo::after {
    content: "";
    position: absolute; inset: 0;
    background: linear-gradient(180deg, transparent 55%, rgba(7,10,18,0.55));
}
.about-copy p { color: var(--muted); font-size: 17px; line-height: 1.8; margin: 0 0 18px; }
.about-copy p strong { color: var(--text); font-weight: 600; }
.about-facts { display: flex; flex-wrap: wrap; gap: 26px; margin-top: 26px; }
.about-facts .fact .n {
    font-family: var(--font-head);
    font-size: 26px; font-weight: 700; color: var(--text);
}
.about-facts .fact .l { font-size: 13px; color: var(--faint); font-family: var(--font-mono); letter-spacing: 0.04em; }

/* ---------- EXPERIENCE TIMELINE ---------- */
.timeline { position: relative; margin-top: 10px; }
.timeline::before {
    content: "";
    position: absolute;
    left: 7px; top: 8px; bottom: 8px;
    width: 1px;
    background: linear-gradient(180deg, var(--accent), var(--accent-3) 60%, transparent);
    opacity: 0.5;
}
.xp {
    position: relative;
    padding: 0 0 42px 42px;
}
.xp:last-child { padding-bottom: 0; }
.xp::before {
    content: "";
    position: absolute;
    left: 0; top: 6px;
    width: 15px; height: 15px;
    border-radius: 50%;
    background: var(--bg);
    border: 2px solid var(--accent);
    box-shadow: 0 0 0 4px rgba(86,160,255,0.12);
}
.xp.current::before { background: var(--accent); box-shadow: 0 0 0 4px rgba(86,160,255,0.20), 0 0 18px var(--glow); }
.xp-top { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 12px; margin-bottom: 4px; }
.xp-role { font-family: var(--font-head); font-size: 19px; font-weight: 600; color: var(--text); }
.xp-co { color: var(--accent); font-weight: 600; }
.xp-meta {
    font-family: var(--font-mono);
    font-size: 12.5px;
    color: var(--faint);
    letter-spacing: 0.02em;
    margin-bottom: 12px;
}
.xp-desc { color: var(--muted); font-size: 15.5px; line-height: 1.72; max-width: 720px; margin: 0; }
.xp-badge {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent-2);
    border: 1px solid rgba(53,224,208,0.35);
    background: rgba(53,224,208,0.07);
    border-radius: 100px;
    padding: 3px 9px;
    margin-left: 4px;
    vertical-align: middle;
}
.xp-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.chip {
    font-family: var(--font-mono);
    font-size: 11.5px;
    color: var(--muted);
    padding: 5px 11px;
    border-radius: 8px;
    border: 1px solid var(--card-brd);
    background: rgba(255,255,255,0.02);
}

/* ---------- SKILLS ---------- */
.skills-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.skill-card {
    background: var(--card);
    border: 1px solid var(--card-brd);
    border-radius: var(--radius);
    padding: 26px 24px;
    transition: transform 0.3s var(--ease), border-color 0.3s ease, background 0.3s ease;
}
.skill-card:hover { transform: translateY(-4px); border-color: var(--card-brd2); background: rgba(255,255,255,0.04); }
.skill-card .ic {
    width: 44px; height: 44px; border-radius: 11px;
    display: grid; place-items: center;
    font-size: 19px; color: var(--accent);
    background: rgba(86,160,255,0.10);
    border: 1px solid rgba(86,160,255,0.20);
    margin-bottom: 16px;
}
.skill-card h4 { font-family: var(--font-head); font-size: 16px; font-weight: 600; color: var(--text); margin: 0 0 12px; }
.skill-card ul { list-style: none; margin: 0; padding: 0; }
.skill-card li { color: var(--muted); font-size: 13.5px; line-height: 1.9; }

/* ---------- PROJECT CARDS ---------- */
.proj-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.proj-grid.feat { grid-template-columns: 1.3fr 1fr 1fr; }
.pcard {
    position: relative;
    display: flex;
    flex-direction: column;
    background: var(--card);
    border: 1px solid var(--card-brd);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform 0.35s var(--ease), border-color 0.3s ease, box-shadow 0.35s var(--ease);
    text-decoration: none !important;
    min-height: 100%;
}
.pcard:hover {
    transform: translateY(-6px);
    border-color: var(--card-brd2);
    box-shadow: 0 30px 60px -34px rgba(0,0,0,0.9);
}
.pcard-media {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: linear-gradient(150deg, #12233f, #0c1220);
}
.pcard-media img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.6s var(--ease); filter: saturate(0.92); }
.pcard:hover .pcard-media img { transform: scale(1.06); }
.pcard-media.svg-media svg { width: 100%; height: 100%; display: block; }
.pcard-media::after {
    content: ""; position: absolute; inset: 0;
    background: linear-gradient(180deg, transparent 45%, rgba(7,10,18,0.65));
}
.pcard-tag {
    position: absolute; top: 12px; left: 12px; z-index: 2;
    font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.06em; text-transform: uppercase;
    color: var(--accent-2);
    background: rgba(7,10,18,0.66);
    border: 1px solid var(--card-brd);
    border-radius: 100px; padding: 4px 10px;
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}
.pcard-body { padding: 20px 22px 22px; display: flex; flex-direction: column; flex: 1; }
.pcard-body h3 { font-family: var(--font-head); font-size: 19px; font-weight: 600; color: var(--text); margin: 0 0 9px; letter-spacing: -0.01em; }
.pcard-body p { color: var(--muted); font-size: 14px; line-height: 1.65; margin: 0 0 16px; flex: 1; }
.pcard-body p code { font-family: var(--font-mono); font-size: 0.92em; color: var(--accent-2); }
.pcard-stack { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 14px; }
.pcard-stack span {
    font-family: var(--font-mono); font-size: 11px; color: var(--faint);
    border: 1px solid var(--card-brd); border-radius: 7px; padding: 3px 8px;
}
.pcard-link { font-size: 13.5px; font-weight: 600; color: var(--accent); display: inline-flex; align-items: center; gap: 7px; }
.pcard:hover .pcard-link i { transform: translateX(4px); }
.pcard-link i { transition: transform 0.3s var(--ease); }

/* section-level view-all */
.view-all { text-align: center; margin-top: 52px; }

/* ---------- project filters ---------- */
.filter-bar {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin: -20px 0 52px;
}
.fbtn {
    font-family: var(--font-mono);
    font-size: 12.5px;
    letter-spacing: 0.04em;
    color: var(--muted);
    background: rgba(255,255,255,0.02);
    border: 1px solid var(--card-brd);
    border-radius: 100px;
    padding: 9px 18px;
    cursor: pointer;
    transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}
.fbtn:hover { color: var(--text); border-color: var(--card-brd2); transform: translateY(-2px); }
.fbtn.active {
    color: #fff;
    border-color: transparent;
    background: linear-gradient(135deg, var(--accent), var(--accent-3));
    box-shadow: 0 6px 18px rgba(86,160,255,0.30);
}

/* ---------- layered architecture cards ---------- */
.vg-layers { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.vg-layer {
    position: relative;
    background: var(--card);
    border: 1px solid var(--card-brd);
    border-top: 2px solid var(--accent);
    border-radius: var(--radius);
    padding: 24px 22px;
    transition: transform 0.3s var(--ease), border-color 0.3s ease;
}
.vg-layer:nth-child(2) { border-top-color: var(--accent-2); }
.vg-layer:nth-child(3) { border-top-color: var(--accent-3); }
.vg-layer:hover { transform: translateY(-4px); border-color: var(--card-brd2); }
.vg-badge {
    font-family: var(--font-mono);
    font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
    color: var(--accent-2);
    margin-bottom: 12px;
}
.vg-layer h4 { font-family: var(--font-head); font-size: 17px; font-weight: 600; color: var(--text); margin: 0 0 10px; }
.vg-layer p { color: var(--muted); font-size: 14px; line-height: 1.65; margin: 0 0 14px; }
.vg-layer code, .about-copy code { font-family: var(--font-mono); font-size: 0.92em; color: var(--accent-2); }

/* ---------- velocity-governor interactive demo ---------- */
.gov-demo {
    border: 1px solid var(--card-brd);
    border-radius: var(--radius);
    background:
        radial-gradient(120% 120% at 30% 0%, rgba(86,160,255,0.10), transparent 55%),
        linear-gradient(160deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
    padding: 18px 18px 20px;
    margin-bottom: 48px;
}
.gov-demo canvas {
    display: block;
    width: 100%;
    height: 300px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--card-brd);
    background: rgba(7, 10, 18, 0.55);
}
.gov-readouts {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 26px;
    font-family: var(--font-mono);
    font-size: 12.5px;
    color: var(--faint);
    letter-spacing: 0.04em;
    margin: 14px 2px 14px;
}
.gov-readouts b { color: var(--accent-2); font-weight: 500; margin-left: 6px; }
.gov-log {
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.9;
    color: var(--faint);
    min-height: 68px;
    border-top: 1px dashed var(--card-brd);
    padding-top: 10px;
}
.gov-log .warn { color: #ffb454; }
@media only screen and (max-width: 620px) {
    .gov-demo canvas { height: 230px; }
}

/* ---------- CONTACT / CTA ---------- */
.cta {
    position: relative;
    border-radius: 28px;
    border: 1px solid var(--card-brd);
    padding: 64px 40px;
    text-align: center;
    overflow: hidden;
    background:
        radial-gradient(120% 140% at 50% 0%, rgba(86,160,255,0.16), transparent 60%),
        linear-gradient(160deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
}
.cta h2 { font-family: var(--font-head); font-weight: 700; font-size: clamp(28px, 4.4vw, 44px); letter-spacing: -0.02em; margin: 0 0 16px; color: var(--text); }
.cta p { color: var(--muted); font-size: 17px; line-height: 1.7; max-width: 560px; margin: 0 auto 32px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

/* ---------- RESUME ---------- */
.resume-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}
.resume-head h2 {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: clamp(28px, 4vw, 40px);
    letter-spacing: -0.02em;
    margin: 0;
    color: var(--text);
}
.resume-frame {
    border: 1px solid var(--card-brd);
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg-2);
    box-shadow: 0 30px 70px -30px rgba(0,0,0,0.85);
}
.resume-frame iframe { display: block; width: 100%; height: 78vh; min-height: 560px; border: 0; }

/* ---------- 404 ---------- */
.err-page { text-align: center; padding-top: 40px; }
.err-page .code {
    font-family: var(--font-head);
    font-weight: 700;
    font-size: clamp(84px, 16vw, 160px);
    line-height: 1;
    letter-spacing: -0.04em;
    margin: 0 0 10px;
    background: linear-gradient(110deg, var(--accent), var(--accent-2), var(--accent-3));
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: transparent;
}
.err-page p { color: var(--muted); font-size: 17px; margin: 0 0 30px; }

/* ---------- FOOTER ---------- */
#footer, footer#footer {
    position: static !important;
    height: auto !important;
    background: transparent !important;
    border-top: 1px solid var(--card-brd);
}
footer#footer .page-footer { padding: 0 !important; background: transparent !important; }
.nk-footer {
    max-width: var(--maxw);
    margin: 0 auto;
    padding: 40px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    flex-wrap: wrap;
}
.nk-footer .fbrand { font-family: var(--font-head); font-weight: 700; color: var(--text); font-size: 16px; }
.nk-footer .fnote { color: var(--faint); font-size: 13px; font-family: var(--font-mono); }
.nk-social { display: flex; gap: 12px; list-style: none; margin: 0; padding: 0; }
.nk-social li { margin: 0 !important; background: none !important; border: none !important; width: auto !important; height: auto !important; line-height: normal !important; border-radius: 0 !important; }
.nk-social a {
    width: 42px; height: 42px;
    display: grid; place-items: center;
    border-radius: 11px;
    color: var(--muted);
    border: 1px solid var(--card-brd);
    background: rgba(255,255,255,0.02);
    transition: color 0.2s ease, border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
    margin: 0 !important;
}
.nk-social a:hover { color: #fff; border-color: var(--accent); transform: translateY(-3px); background: rgba(86,160,255,0.10); }
.nk-social a i { font-size: 17px; }
/* neutralize old footer content-wrap padding that assumed fixed footer */
#content-wrap { padding-bottom: 0 !important; }

/* ---------- scroll reveal ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* ---------- page-load fade (fill backwards only, so .hidden dimming still works) ---------- */
@keyframes pageIn {
    from { opacity: 0; transform: translateY(8px); }
    to   { opacity: 1; transform: none; }
}
.side-collapse-container { animation: pageIn 0.45s var(--ease) backwards; }

/* filter results ease in when a category chip is clicked */
@keyframes catIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: none; }
}

/* ---------- legacy remap so project subpages stay readable on dark ---------- */
.h1-title { color: var(--text) !important; font-family: var(--font-head) !important; font-weight: 600; letter-spacing: -0.01em; }
.title-text-dark { color: var(--text) !important; }
.text-dark { color: var(--muted) !important; }
.background-white, .background-grey { background: transparent !important; }
.container .text-muted, .text-muted { color: var(--faint) !important; }
.side-collapse-container p { color: var(--muted); }
.side-collapse-container h1, .side-collapse-container h2,
.side-collapse-container h3, .side-collapse-container h4, .side-collapse-container h5 { color: var(--text); }
.hr-gold { border-top: 1px solid var(--card-brd) !important; }
hr { border-color: var(--card-brd); }

/* breadcrumbs on legacy project pages -> dark friendly */
.crumb { background-color: rgba(255,255,255,0.04) !important; box-shadow: none !important; border: 1px solid var(--card-brd); }
.crumb a { color: var(--muted) !important; }
.crumb a:after { background-color: rgba(255,255,255,0.04) !important; box-shadow: none !important; }
.crumb a.active, .crumb a:hover { background: rgba(86,160,255,0.14) !important; color: var(--text) !important; }
.crumb a.active:after, .crumb a:hover:after { background: rgba(86,160,255,0.14) !important; }
.btn-github-link.third { background-color: rgba(255,255,255,0.03); border-color: var(--card-brd2); color: var(--text); box-shadow: none; border-radius: 10px; }
.btn-github-link.third:hover { background: var(--accent); border-color: var(--accent); color: #fff; box-shadow: 0 10px 26px rgba(86,160,255,0.35); }
/* legacy media: soften into the dark theme */
.side-collapse-container .container img,
.side-collapse-container .container video {
    border-radius: 12px;
    border: 1px solid var(--card-brd);
    max-width: 100%;
}
/* legacy breadcrumbs on small screens (old CSS only styled >=768px) */
@media only screen and (max-width: 767px) {
    .crumb-container { margin: 96px auto 0 !important; padding: 0 18px; width: 100%; }
    .crumb { display: flex; flex-wrap: wrap; gap: 8px; }
    .crumb a {
        font-family: var(--font-mono);
        font-size: 12px;
        color: var(--muted) !important;
        border: 1px solid var(--card-brd);
        border-radius: 100px;
        padding: 7px 14px;
        text-decoration: none;
    }
}

/* menu-open dimming: neutralize old absolute-position hack */
.side-collapse-container.hidden, .body.hidden {
    position: static !important;
    opacity: 0.35;
    overflow: visible !important;
    transition: opacity 0.25s ease !important;
}
footer.hidden { position: static !important; opacity: 0.35; }

/* ---------- responsive ---------- */
@media only screen and (max-width: 960px) {
    .hero-grid { grid-template-columns: 1fr; gap: 40px; }
    .hero-visual { max-width: 420px; margin: 0 auto; width: 100%; }
    .about-grid { grid-template-columns: 1fr; gap: 34px; }
    .about-photo { max-width: 320px; }
    .skills-grid { grid-template-columns: repeat(2, 1fr) !important; }
    .vg-layers { grid-template-columns: 1fr !important; }
    .proj-grid, .proj-grid.feat { grid-template-columns: 1fr 1fr; }
    .section { padding: 90px 0; }
}
@media only screen and (max-width: 620px) {
    .nk-wrap { padding: 0 18px; }
    .hero { padding: 108px 0 70px; min-height: auto; }
    .hero-scroll { display: none; }
    .skills-grid { grid-template-columns: 1fr !important; }
    .proj-grid, .proj-grid.feat { grid-template-columns: 1fr; }
    .hero-cta { flex-direction: column; }
    .hero-cta .btn-nk { width: 100%; }
    .cta { padding: 46px 22px; border-radius: 20px; }
    .cta-actions { flex-direction: column; align-items: stretch; }
    .nk-footer { flex-direction: column; text-align: center; justify-content: center; }
    .section { padding: 72px 0; }
    .section-tight { padding: 56px 0; }
    .sec-head { margin-bottom: 40px; }
    .xp { padding-left: 32px; }
    .xp-role { font-size: 17px; }
    .resume-frame iframe { height: 70vh; }
}

/* ---------- mobile nav: clean dropdown panel ---------- */
@media only screen and (max-width: 992px) {
    nav.navbar { display: flex; align-items: center; justify-content: space-between; }
    .navbar-toggler { padding: 10px 6px; }

    .side-collapse {
        position: fixed !important;
        top: var(--nav-h) !important;
        left: 0 !important;
        right: 0 !important;
        bottom: auto !important;
        width: 100% !important;
        height: auto !important;
        z-index: 1029;
        background: #0a0e18 !important;
        border-right: none !important;
        border-bottom: 1px solid var(--card-brd);
        box-shadow: 0 30px 60px -20px rgba(0,0,0,0.8);
        padding: 14px 18px 22px;
        overflow: hidden;
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        transition: opacity 0.25s ease, transform 0.25s var(--ease), visibility 0.25s;
        white-space: normal !important;
    }
    .side-collapse.in {
        opacity: 0 !important;
        transform: translateY(-10px);
        visibility: hidden;
        pointer-events: none;
        width: 100% !important;
        padding: 14px 18px 22px;
        border-bottom: none;
    }

    .side-collapse .navbar-nav { width: 100%; margin: 0; }
    .side-collapse .nav-item {
        text-align: left !important;
        font-size: inherit;
        margin: 0 0 4px !important;
        list-style: none;
    }
    .side-collapse .nav-link {
        display: flex !important;
        align-items: center;
        font-size: 16.5px !important;
        font-weight: 500;
        color: var(--text) !important;
        padding: 14px 14px !important;
        border-radius: 12px;
        margin: 0 !important;
    }
    .side-collapse .nav-link:hover,
    .side-collapse .nav-item.active .nav-link { background: rgba(86,160,255,0.10); }
    .side-collapse .nav-link.nav-cta {
        margin-top: 8px !important;
        justify-content: center;
        background: linear-gradient(135deg, var(--accent), var(--accent-3));
    }
    .side-collapse .mobile-icon {
        margin: 0 14px 0 0 !important;
        width: 20px;
        text-align: center;
        color: var(--accent);
        font-size: 15px;
    }
    .active { color: var(--text) !important; }
    /* the old mountain-photo header inside the menu is gone; keep rule harmless if cached */
    .mobile-image { display: none !important; background-image: none !important; }
}

/* ---------- motion preferences ---------- */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; transition: none; }
    .hero-scroll { animation: none; }
    *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}