/* ================================================================
   HUGH CHASTON — Portfolio CSS
   Fonts: Syne (700/800 headings) + Manrope (400/600 body)
   Accent: #DFF314 (lime)   Dark bg: #0d0d0d / #111
   ================================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --accent:    #DFF314;
    --accent-dk: #b8cc00;
    --dark:      #0d0d0d;
    --dark2:     #111111;
    --card:      #161616;
    --border:    rgba(255,255,255,0.08);
    --text:      #e8e8e8;
    --muted:     #777;
    --white:     #ffffff;
    --radius:    6px;
    --container: 1180px;
    --gap:       2rem;
}

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

body {
    background: var(--dark);
    color: var(--text);
    font-family: 'Manrope', system-ui, sans-serif;
    font-size: 1rem;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
a   { color: inherit; text-decoration: none; }

.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.5rem;
}

section { padding: 6rem 0; }
section:nth-child(even) { background: var(--dark2); }

/* ---- Typography ---------------------------------------- */
h1, h2, h3, h4 {
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    line-height: 1.15;
    color: var(--white);
}
h1 { font-size: clamp(2.2rem, 5vw, 4rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.5rem); }
h4 { font-size: 1rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); }

.h-sec {
    font-size: clamp(1.4rem, 3vw, 2.2rem);
    max-width: 700px;
}

.eyebrow {
    display: inline-block;
    font-family: 'Manrope', sans-serif;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.9rem;
}

p { color: var(--muted); line-height: 1.7; }

/* ---- Buttons ------------------------------------------- */
.btn {
    display: inline-block;
    font-family: 'Manrope', sans-serif;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    background: var(--accent);
    color: #0a0a0a;
    padding: 0.75rem 1.8rem;
    border-radius: 40px;
    border: 2px solid var(--accent);
    cursor: pointer;
    transition: background 0.25s, color 0.25s, transform 0.2s;
}
.btn:hover { background: transparent; color: var(--accent); transform: translateY(-2px); }

.btn-ghost {
    background: transparent;
    color: var(--white);
    border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); background: transparent; }

/* ---- Reveal animation ---------------------------------- */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* ---- Section top utility ------------------------------ */
.sec-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    flex-wrap: wrap;
    gap: 1.5rem;
    margin-bottom: 3rem;
}

/* ================================================================
   HEADER
   ================================================================ */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    padding: 1.2rem 0;
    background: rgba(13,13,13,0);
    backdrop-filter: blur(0px);
    transition: background 0.4s, backdrop-filter 0.4s, padding 0.3s;
}
.site-header.scrolled {
    background: rgba(13,13,13,0.92);
    backdrop-filter: blur(12px);
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    font-family: 'Syne', sans-serif;
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: -0.01em;
}
.logo span { color: var(--accent); }

.nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
    align-items: center;
}
.nav ul li a {
    font-size: 0.82rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--muted);
    transition: color 0.2s;
}
.nav ul li a:hover,
.nav ul li a.active { color: var(--accent); }

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}

/* ================================================================
   HERO — full-screen with video background
   ================================================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    overflow: hidden;
    padding-bottom: 0;
}

/* HTML5 video background */
.hero-video-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}
.hero-video-bg video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.45;
}
.hero-video-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(13,13,13,0.3) 0%,
        rgba(13,13,13,0.55) 60%,
        rgba(13,13,13,0.92) 100%
    );
}

/* Hero content sits above video */
.hero .container { position: relative; z-index: 1; padding-top: 10rem; padding-bottom: 4rem; }

.hero .eyebrow { font-size: 0.78rem; margin-bottom: 1.2rem; }

.hero h1 {
    font-size: clamp(2.6rem, 6.5vw, 5.2rem);
    font-weight: 800;
    line-height: 1.08;
    max-width: 820px;
    margin-bottom: 2.5rem;
}
.hero h1 em {
    font-style: normal;
    color: var(--accent);
}

/* Counter stats */
.hero-meta {
    display: flex;
    gap: 2.5rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--border);
}
.hero-meta .num {
    font-family: 'Syne', sans-serif;
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
    display: flex;
    align-items: flex-end;
    gap: 2px;
}
.hero-meta .num em { font-style: normal; color: var(--accent); font-size: 1.6rem; }
.hero-meta .lbl { font-size: 0.78rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.1em; margin-top: 4px; }

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

/* Marquee strip */
.marquee {
    width: 100%;
    overflow: hidden;
    border-top: 1px solid var(--border);
    padding: 1rem 0;
    background: rgba(0,0,0,0.3);
    position: relative;
    z-index: 1;
}
.marquee.alt { border-top: none; border-bottom: 1px solid var(--border); margin-top: 3rem; background: var(--card); }

.marquee-track {
    display: flex;
    white-space: nowrap;
    gap: 2rem;
    animation: marquee 28s linear infinite;
    font-family: 'Syne', sans-serif;
    font-size: 1.05rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
}
.marquee-track .dot { color: var(--accent); }
@keyframes marquee {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

/* ================================================================
   ABOUT
   ================================================================ */
#section-about { background: var(--dark); }

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-photo {
    position: relative;
}
.about-photo img {
    width: 100%;
    border-radius: var(--radius);
    aspect-ratio: 4/5;
    object-fit: cover;
    filter: grayscale(20%);
    transition: filter 0.4s;
}
.about-photo img:hover { filter: grayscale(0); }

.badge {
    position: absolute;
    bottom: 1.5rem;
    right: -1.5rem;
    background: var(--accent);
    color: #0a0a0a;
    font-family: 'Syne', sans-serif;
    font-size: 1.8rem;
    font-weight: 800;
    padding: 1.2rem 1.5rem;
    border-radius: var(--radius);
    line-height: 1;
    text-align: center;
    min-width: 100px;
}
.badge small {
    display: block;
    font-size: 0.65rem;
    font-family: 'Manrope', sans-serif;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 4px;
}

.about-copy h2 { margin-bottom: 1.5rem; }

.bio-tabs {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0;
}
.bio-tabs button {
    font-family: 'Manrope', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    background: none;
    border: none;
    color: var(--muted);
    cursor: pointer;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
    margin-bottom: -1px;
}
.bio-tabs button.active { color: var(--accent); border-bottom-color: var(--accent); }
.bio-tabs button:hover { color: var(--white); }

.bio-pane { display: none; }
.bio-pane.active { display: block; }
.bio-pane p { margin-bottom: 1rem; }

.about-cta { margin-top: 2rem; }

/* ================================================================
   SERVICES
   ================================================================ */
.services { background: var(--dark2); }

.svc-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.svc {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.5rem 2rem;
    transition: border-color 0.3s, transform 0.3s;
}
.svc:hover { border-color: var(--accent); transform: translateY(-4px); }

.svc .count {
    display: inline-block;
    font-family: 'Syne', sans-serif;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--accent);
    background: rgba(223,243,20,0.1);
    border: 1px solid rgba(223,243,20,0.25);
    border-radius: 40px;
    padding: 0.25rem 0.85rem;
    margin-bottom: 1.4rem;
}
.svc h3 { font-size: 1.2rem; margin-bottom: 0.8rem; color: var(--white); }
.svc p { font-size: 0.9rem; margin-bottom: 1.5rem; }
.svc a {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    border-bottom: 1px solid rgba(223,243,20,0.3);
    padding-bottom: 2px;
    transition: border-color 0.2s;
}
.svc a:hover { border-color: var(--accent); }

/* ================================================================
   EXPERIENCE
   ================================================================ */
#section-experience { background: var(--dark); }

.exp-head { max-width: 740px; margin-bottom: 3rem; }
.exp-head h2 { margin: 0.5rem 0 1rem; }
.exp-head p { font-size: 1rem; }

.exp-sub {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--muted);
    margin: 3.5rem 0 1.5rem;
}

.exp-list { list-style: none; border-top: 1px solid var(--border); }

.exp-row {
    display: grid;
    grid-template-columns: 160px 1fr;
    grid-template-rows: auto auto auto;
    column-gap: 3rem;
    padding: 2rem 0;
    border-bottom: 1px solid var(--border);
    transition: background 0.2s;
}
.exp-row:hover { background: rgba(255,255,255,0.02); }

.exp-row .when {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    padding-top: 4px;
    grid-row: span 3;
}
.exp-row h3 { font-size: 1.05rem; margin-bottom: 0.25rem; color: var(--white); }
.exp-row .co {
    font-size: 0.82rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 0.75rem;
}
.exp-row p { font-size: 0.9rem; }

/* ================================================================
   SKILLS
   ================================================================ */
.skills { background: var(--dark2); }

.skill-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem 4rem;
    margin-top: 2rem;
}

.skl {}
.skl .num {
    font-family: 'Syne', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1;
    margin-bottom: 0.25rem;
}
.skl .num em { font-style: normal; color: var(--accent); font-size: 1.4rem; }
.skl .nm {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--muted);
    margin-bottom: 0.7rem;
}
.skl .bar {
    width: 100%;
    height: 3px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
}
.skl .fill {
    height: 100%;
    width: 0;
    background: linear-gradient(90deg, var(--accent-dk), var(--accent));
    border-radius: 2px;
    transition: width 1.2s cubic-bezier(.22,1,.36,1);
}

/* ================================================================
   PROJECTS / PORTFOLIO
   ================================================================ */
#section-portfolio { background: var(--dark); }

.proj-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.proj {
    display: block;
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
    aspect-ratio: 4/3;
}
.proj img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.55s ease, filter 0.55s ease;
    filter: grayscale(20%);
}
.proj:hover img { transform: scale(1.06); filter: grayscale(0); }

.proj .cap {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    padding: 1.5rem 1.2rem 1rem;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 100%);
    transform: translateY(6px);
    transition: transform 0.35s;
}
.proj:hover .cap { transform: translateY(0); }
.proj .cap span {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--accent);
}
.proj .cap h3 { font-size: 1rem; color: var(--white); margin-top: 0.25rem; }

/* ================================================================
   TESTIMONIALS
   ================================================================ */
#section-testimonials { background: var(--dark2); }

.testi-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 0;
}

.testi {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    transition: border-color 0.3s;
}
.testi:hover { border-color: rgba(223,243,20,0.3); }
.testi p {
    font-size: 0.95rem;
    line-height: 1.75;
    color: var(--text);
    margin-bottom: 1.2rem;
}
.testi .who {
    font-family: 'Syne', sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--accent);
}
.testi .who::before { content: '— '; }

/* ================================================================
   INSIGHTS / BLOG
   ================================================================ */
.insights { background: var(--dark); }

.filter-tabs {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 2.5rem;
}
.filter-tabs button {
    font-family: 'Manrope', sans-serif;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    background: var(--card);
    border: 1px solid var(--border);
    color: var(--muted);
    padding: 0.45rem 1.1rem;
    border-radius: 40px;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.filter-tabs button.active,
.filter-tabs button:hover {
    background: var(--accent);
    color: #0a0a0a;
    border-color: var(--accent);
}

.ins-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}
.ins-grid .ins[style*="display:none"],
.ins-grid .ins.hidden { display: none !important; }

.ins {
    display: block;
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
    background: var(--card);
    border: 1px solid var(--border);
    aspect-ratio: 4/3;
    transition: border-color 0.3s, transform 0.3s;
}
.ins:hover { border-color: rgba(223,243,20,0.35); transform: translateY(-4px); }
.ins img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(25%);
    transition: filter 0.4s, transform 0.55s ease;
}
.ins:hover img { filter: grayscale(0); transform: scale(1.05); }

.ins .tag {
    position: absolute;
    top: 0.9rem; left: 0.9rem;
    font-size: 0.62rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    background: var(--accent);
    color: #0a0a0a;
    padding: 0.25rem 0.65rem;
    border-radius: 40px;
}
.ins .ext {
    position: absolute;
    top: 0.9rem; right: 0.9rem;
    background: rgba(0,0,0,0.6);
    color: var(--white);
    width: 30px; height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    opacity: 0;
    transition: opacity 0.25s;
}
.ins:hover .ext { opacity: 1; }
.ins .play {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 46px; height: 46px;
    background: rgba(223,243,20,0.9);
    color: #0a0a0a;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    padding-left: 3px;
}
.ins .ttl {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    padding: 2.5rem 1rem 1rem;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 100%);
    font-family: 'Syne', sans-serif;
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--white);
    line-height: 1.3;
}

/* ================================================================
   CONTACT
   ================================================================ */
#section-contact { background: var(--dark2); }

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-top: 2rem;
}

.c-item { margin-bottom: 2rem; }
.c-item h4 {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--muted);
    margin-bottom: 0.4rem;
    font-family: 'Manrope', sans-serif;
    font-weight: 700;
}
.c-item p { font-size: 1rem; color: var(--text); }
.c-item a { font-size: 1rem; color: var(--accent); }
.c-item a:hover { text-decoration: underline; }

/* Contact form */
#contact_form input[type="text"],
#contact_form input[type="email"],
#contact_form textarea {
    display: block;
    width: 100%;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-family: 'Manrope', sans-serif;
    font-size: 0.95rem;
    padding: 0.9rem 1.1rem;
    margin-bottom: 1rem;
    transition: border-color 0.2s;
    outline: none;
}
#contact_form input::placeholder,
#contact_form textarea::placeholder { color: var(--muted); }
#contact_form input:focus,
#contact_form textarea:focus { border-color: var(--accent); }
#contact_form textarea { min-height: 150px; resize: vertical; }

#contact_form input[type="submit"].btn {
    width: auto;
    padding: 0.85rem 2.2rem;
    font-size: 0.82rem;
    cursor: pointer;
}

.success { color: #4caf50; font-size: 0.88rem; margin-top: 0.75rem; display: none; }
.error   { color: #f44336; font-size: 0.88rem; margin-top: 0.75rem; display: none; }

/* ================================================================
   FOOTER
   ================================================================ */
.site-footer {
    background: #080808;
    border-top: 1px solid var(--border);
    padding: 2rem 0;
}
.site-footer .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.copy {
    font-size: 0.78rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}
.f-social { display: flex; gap: 0.75rem; }
.f-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px; height: 36px;
    border-radius: 50%;
    border: 1px solid var(--border);
    color: var(--muted);
    font-size: 0.85rem;
    transition: color 0.2s, border-color 0.2s, background 0.2s;
}
.f-social a:hover {
    color: #0a0a0a;
    background: var(--accent);
    border-color: var(--accent);
}

/* ================================================================
   RESPONSIVE
   ================================================================ */
@media (max-width: 1024px) {
    .about-grid { grid-template-columns: 1fr; gap: 3rem; }
    .badge { right: 0; }
    .svc-grid { grid-template-columns: 1fr; }
    .skill-grid { grid-template-columns: 1fr; gap: 1.5rem; }
    .proj-grid { grid-template-columns: repeat(2, 1fr); }
    .ins-grid  { grid-template-columns: repeat(2, 1fr); }
    .testi-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; gap: 2.5rem; }
    .exp-row { grid-template-columns: 1fr; }
    .exp-row .when { grid-row: auto; margin-bottom: 0.5rem; }
}

@media (max-width: 768px) {
    section { padding: 4rem 0; }
    .hero h1 { font-size: clamp(2rem, 8vw, 3.5rem); }

    .nav ul { display: none; flex-direction: column; gap: 0; }
    .nav ul.open {
        display: flex;
        position: fixed;
        inset: 0;
        background: rgba(13,13,13,0.97);
        align-items: center;
        justify-content: center;
        gap: 2rem;
        z-index: 99;
    }
    .nav ul.open li a { font-size: 1.3rem; }
    .nav-toggle { display: flex; position: relative; z-index: 101; }

    .hero-meta { gap: 1.5rem; }
    .proj-grid { grid-template-columns: 1fr; }
    .ins-grid  { grid-template-columns: 1fr; }
    .site-footer .container { flex-direction: column; gap: 1rem; text-align: center; }
    .sec-top { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .marquee-track { animation: none; }
    .reveal { opacity: 1; transform: none; transition: none; }
    .skl .fill { transition: none; }
}