/* ====================================================
   GIANG TRAN PORTFOLIO — Premium Rebuild
   ==================================================== */

:root {
    --ink:   #0a0a0a;
    --bone:  #f0ece4;
    --cream: #f8f5f0;
    --warm-grey: #8a8478;
    --accent: #c9a96e;
    --accent-dark: #9d7d4a;
    --white: #ffffff;

    --serif: 'Cormorant Garamond', serif;
    --sans:  'Inter', sans-serif;

    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-inout: cubic-bezier(0.65, 0, 0.35, 1);
}

/* ──────────────────────────── RESET & BASE ─────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--sans);
    background: var(--ink);
    color: var(--bone);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

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

/* Cinematic Film Grain Overlay Removed as per feedback */
/* body::after removed */

/* Custom Cursor Removed */
#cursor, #cursor-follower { display: none; }

/* ──────────────────────────── PRELOADER ─────────────────────────── */
#preloader {
    position: fixed; inset: 0;
    background: var(--ink);
    z-index: 100000;
    display: flex; flex-direction: column;
    justify-content: center; align-items: center;
    gap: 3rem;
}
.preloader-inner {
    width: 200px; height: 1px;
    background: rgba(255,255,255,.08);
    overflow: hidden;
}
.preloader-bar {
    height: 100%; width: 0%;
    background: var(--accent);
    animation: loadBar 1.4s var(--ease-inout) forwards;
}
@keyframes loadBar { to { width: 100%; } }
.preloader-name {
    font-family: var(--serif);
    font-size: clamp(1.5rem, 4vw, 3rem);
    letter-spacing: 0.3em;
    color: var(--bone);
    opacity: 0;
    animation: fadeName 0.5s .8s forwards;
}
@keyframes fadeName { to { opacity: 1; } }

/* ──────────────────────────── NAV ─────────────────────────── */
.nav {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 1000;
    display: flex; justify-content: space-between; align-items: center;
    padding: 1.5rem 4vw;
    mix-blend-mode: normal;
    transition: background .4s;
}
.nav.scrolled { background: rgba(10,10,10,.92); backdrop-filter: blur(12px); }

.nav-logo {
    font-family: var(--serif);
    font-size: 1.6rem;
    font-weight: 600;
    letter-spacing: .1em;
    color: var(--accent);
}
.nav-links {
    display: flex; gap: 2.5rem; align-items: center;
    font-size: 12px; letter-spacing: .12em; text-transform: uppercase;
    color: var(--warm-grey);
}
.nav-links a { transition: color .3s; }
.nav-links a:hover { color: var(--bone); }
.nav-cta {
    border: 1px solid var(--accent);
    color: var(--accent) !important;
    padding: .6rem 1.4rem;
    border-radius: 2rem;
    transition: background .3s, color .3s !important;
}
.nav-cta:hover { background: var(--accent); color: var(--ink) !important; }

/* ──────────────────────────── MAIN CONTAINER ─────────────────────────── */
.main-container { opacity: 0; }

/* ──────────────────────────── SECTION LABELS ─────────────────────────── */
.section-label {
    font-size: 11px; letter-spacing: .35em; text-transform: uppercase;
    color: var(--accent); margin-bottom: 1.5rem;
}
.section-label.light { color: var(--accent); }

.section-title {
    font-family: var(--serif);
    font-size: clamp(3.5rem, 7vw, 7rem);
    font-weight: 300; line-height: 1.0;
    margin-bottom: 4rem;
}
.section-title em { font-style: italic; color: var(--accent); }
.section-title.light { color: var(--bone); }

/* ──────────────────────────── CONTAINER ─────────────────────────── */
.container { max-width: 1540px; margin: 0 auto; padding: 0 5vw; }

/* ══════════════════════════════════════════════════════
   HERO
══════════════════════════════════════════════════════ */
.hero {
    position: relative;
    height: 100vh; min-height: 700px;
    display: flex; flex-direction: column;
    justify-content: center;
    overflow: hidden;
}

.hero-bg-reel {
    position: absolute; inset: 0; z-index: 0;
}
.reel-img {
    position: absolute; inset: 0;
    background-size: cover; background-position: center;
    filter: grayscale(60%) brightness(.35);
    transform: scale(1.05);
    animation: kenBurns 20s ease-in-out infinite alternate;
}
@keyframes kenBurns {
    from { transform: scale(1.05) translateY(0); }
    to   { transform: scale(1.12) translateY(-2%); }
}
.hero-overlay {
    position: absolute; inset: 0; z-index: 1;
    background: linear-gradient(
        160deg,
        rgba(10,10,10,.7) 0%,
        rgba(10,10,10,.3) 50%,
        rgba(10,10,10,.85) 100%
    );
}

.hero-content {
    position: relative; z-index: 2;
    padding: 0 5vw;
    padding-bottom: 180px; /* make room for hero-bottom stats bar */
}
.hero-eyebrow {
    font-size: 12px; letter-spacing: .3em; text-transform: uppercase;
    color: var(--accent); margin-bottom: 2rem;
    opacity: 0; animation: fadeUp .8s .3s var(--ease-out) forwards;
}
.hero-name {
    font-family: var(--serif);
    font-size: clamp(4rem, 12vw, 10rem); /* Scaled down for Quiet Luxury */
    font-weight: 300;
    line-height: 0.95; /* Refined proportions */
    letter-spacing: 0.05em; /* Added air for luxury feel */
    text-transform: uppercase;
    overflow: hidden;
}
.line-wrap { display: block; overflow: hidden; }
.reveal-line {
    display: block;
    opacity: 0; transform: translateY(110%);
    animation: slideUp 1s var(--ease-out) forwards;
}
.reveal-line.delay-1 { animation-delay: .15s; }

.hero-tagline {
    font-family: var(--serif);
    font-size: clamp(1.2rem, 2.5vw, 2.2rem);
    font-style: italic;
    color: var(--warm-grey);
    margin-top: 3rem;
    opacity: 0; animation: fadeUp .8s .7s var(--ease-out) forwards;
}

.hero-bottom {
    position: absolute; bottom: 0; left: 0; right: 0; z-index: 2;
    display: flex; justify-content: space-between; align-items: flex-end;
    padding: 3rem 5vw;
}
.hero-stats {
    display: flex; gap: 4rem;
    opacity: 0; animation: fadeUp .8s 1s var(--ease-out) forwards;
}
.stat { text-align: center; }
.stat-num {
    display: block;
    font-family: var(--serif);
    font-size: 2.2rem; font-weight: 300;
    color: var(--accent);
}
.stat-label {
    display: block;
    font-size: 10px; letter-spacing: .2em; text-transform: uppercase;
    color: var(--warm-grey);
}
.scroll-cue {
    display: flex; flex-direction: column; align-items: center; gap: 1rem;
    font-size: 10px; letter-spacing: .25em; text-transform: uppercase;
    color: var(--warm-grey);
    opacity: 0; animation: fadeUp .8s 1.2s var(--ease-out) forwards;
}
.scroll-line {
    width: 1px; height: 60px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse { 0%,100%{ transform: scaleY(.3); transform-origin: top; } 50%{ transform: scaleY(1); } }

/* ══════════════════════════════════════════════════════
   ABOUT
══════════════════════════════════════════════════════ */
.about {
    padding: 14vh 0;
    background: var(--ink);
}
.about-grid {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: 8vw;
    align-items: start;
}
.portrait-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 3/4;
    overflow: hidden;
}
.portrait-img {
    width: 100%; height: 100%;
    object-fit: cover;
    object-position: center;
    filter: none;
    transform: scale(1.05); /* Small zoom to hide physical photo edges */
    transition: filter .8s, transform .8s var(--ease-out);
}
.portrait-frame:hover .portrait-img { transform: scale(1.1); }
/* Portrait accent removed as per feedback */
.portrait-accent { display: none; }
.portrait-caption {
    margin-top: 1.5rem;
    display: flex; justify-content: space-between;
    font-size: 12px; letter-spacing: .1em; color: var(--warm-grey);
}
.about-text-col { padding-top: 2rem; }
.about-body { margin-bottom: 2.5rem; }
.about-point {
    font-size: 1.1rem;
    color: var(--warm-grey);
    line-height: 1.8;
    margin-bottom: 0.8rem;
}
.skills-row {
    display: flex; flex-wrap: wrap; gap: .7rem;
    margin-top: 3rem;
}
.skill-tag {
    font-size: 11px; letter-spacing: .15em; text-transform: uppercase;
    border: 1px solid rgba(201,169,110,.3);
    color: var(--accent);
    padding: .5rem 1.2rem; border-radius: 2rem;
    transition: background .3s, color .3s;
}
.skill-tag:hover { background: var(--accent); color: var(--ink); }

/* ══════════════════════════════════════════════════════
   EXPERIENCE
══════════════════════════════════════════════════════ */
.experience {
    padding: 14vh 0;
    background: #0f0f0f;
}
.company-list { margin-top: 2rem; border-top: 1px solid rgba(255,255,255,.07); }

.company-item {
    display: block;
    padding: 3.5rem 0;
    border-bottom: 1px solid rgba(255,255,255,.07);
    transition: padding-left .5s var(--ease-out), background-color 0.4s;
}
.company-item:hover { padding-left: 1.5rem; }

.c-role {
    font-family: var(--serif);
    font-size: 2.2rem; font-weight: 300;
    margin-bottom: .5rem;
}
.c-company {
    font-size: .95rem; letter-spacing: .08em;
    color: var(--accent); margin-bottom: 1.2rem;
    text-transform: uppercase;
}
.c-desc {
    font-size: 1.05rem; color: var(--warm-grey); line-height: 1.9;
    max-width: 800px;
}

/* ══════════════════════════════════════════════════════
   SHOWCASE / PROJECTS
══════════════════════════════════════════════════════ */
.showcase { padding: 14vh 0; background: var(--ink); }

/* Featured Netflix project */
.project-featured {
    margin: 0 0 10vh;
    position: relative; overflow: hidden;
    height: 90vh; max-height: 900px;
}
.project-featured-img {
    position: relative; width: 100%; height: 100%;
}
.project-featured-img img {
    width: 100%; height: 115%;
    object-fit: cover;
    filter: brightness(.55);
    transition: filter .8s, transform .8s var(--ease-out);
}
.project-featured:hover .project-featured-img img {
    filter: brightness(.4); transform: scale(1.03);
}
.project-featured-overlay {
    position: absolute; bottom: 0; left: 0;
    padding: 5rem 5vw;
    background: linear-gradient(to top, rgba(0,0,0,.9) 0%, transparent 80%);
    width: 100%;
}
.pf-tag {
    font-size: 11px; letter-spacing: .25em; text-transform: uppercase;
    color: var(--accent); margin-bottom: 1rem;
}
.pf-title {
    font-family: var(--serif);
    font-size: clamp(3.5rem, 8vw, 8rem);
    font-weight: 300; line-height: .9;
    margin-bottom: 1rem;
}
.pf-sub {
    font-size: 1rem; letter-spacing: .05em;
    color: rgba(240,236,228,.6); margin-bottom: 1.5rem;
}
.pf-desc {
    max-width: 560px; font-size: .95rem;
    color: rgba(240,236,228,.55); line-height: 1.7;
    margin-bottom: 2rem;
}
.pf-badge {
    display: inline-flex; align-items: center; gap: .7rem;
    background: #e50914;
    color: #fff; font-size: 12px; font-weight: 500; letter-spacing: .08em;
    padding: .5rem 1.2rem; border-radius: 3px;
}

/* Project Grid */
.project-grid {
    column-count: 3;
    column-gap: 2rem;
    margin-top: 1.5rem;
}
.proj-card {
    position: relative; overflow: hidden;
    background: #111;
    border-radius: 4px;
    display: inline-block;
    width: 100%;
    margin-bottom: 2rem;
    break-inside: avoid;
}

.proj-img {
    position: relative;
    width: 100%;
    overflow: hidden;
    display: block;
}
.proj-img img {
    width: 100%; height: auto;
    display: block;
    object-fit: cover;
    filter: brightness(.7);
    transition: transform 1s var(--ease-out), filter 0.8s var(--ease-out);
}
.proj-card:hover .proj-img img {
    transform: scale(1.04);
    filter: brightness(.35);
}

.proj-info {
    position: absolute; bottom: 0; left: 0; right: 0;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0,0,0,.95) 0%, transparent 100%);
    transform: translateY(8px);
    transition: transform .5s var(--ease-out);
}
.proj-card:hover .proj-info { transform: translateY(0); }
/* proj-tag removed as per feedback */
.proj-tag { display: none; }
.proj-title {
    font-family: var(--serif);
    font-size: 1.6rem; font-weight: 300;
    margin-bottom: .3rem;
}
.proj-brand {
    font-size: .8rem; color: rgba(240,236,228,.5);
    letter-spacing: .05em;
}
.proj-play {
    position: absolute; top: 1.5rem; right: 1.5rem;
    font-size: 11px; letter-spacing: .15em; text-transform: uppercase;
    background: rgba(201,169,110,.15);
    border: 1px solid rgba(201,169,110,.4);
    color: var(--accent);
    padding: .4rem .9rem; border-radius: 2rem;
    opacity: 0; transition: opacity .4s;
}
.proj-card:hover .proj-play { opacity: 1; }

/* ══════════════════════════════════════════════════════
   AI & WEB3
══════════════════════════════════════════════════════ */
.ai-section {
    padding: 14vh 0;
    background: #0d0d0d;
}
.ai-header { margin-bottom: 6rem; max-width: 760px; }
.ai-intro {
    font-size: 1.1rem; color: var(--warm-grey);
    line-height: 1.8; margin-top: -2rem;
}
.ai-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 2rem;
}

/* Large AI card */
.ai-card-large {
    position: relative; overflow: hidden;
    border-radius: 6px;
    background: #111;
    display: flex; flex-direction: column;
}
.ai-img-wrap { height: 360px; overflow: hidden; }
.ai-img-wrap img {
    width: 100%; height: 130%;
    object-fit: cover; filter: brightness(.7);
    transition: transform .8s var(--ease-out), filter .5s;
}
.ai-card-large:hover .ai-img-wrap img { transform: scale(1.05); filter: brightness(.5); }
.ai-card-info {
    padding: 2.5rem;
    background: #111;
    flex: 1;
}
.ai-badge {
    display: inline-block;
    font-size: 10px; letter-spacing: .2em; text-transform: uppercase;
    background: rgba(201,169,110,.15);
    border: 1px solid rgba(201,169,110,.3);
    color: var(--accent);
    padding: .3rem .8rem; border-radius: 2rem;
    margin-bottom: 1rem;
}
.ai-badge.dark {
    background: rgba(255,255,255,.05);
    border-color: rgba(255,255,255,.1);
    color: var(--warm-grey);
}
.ai-card-info h3 {
    font-family: var(--serif);
    font-size: 2.4rem; font-weight: 300;
    margin-bottom: 1rem;
}
.ai-card-info p {
    font-size: .9rem; color: var(--warm-grey);
    line-height: 1.8; margin-bottom: 1.5rem;
}
.ai-link-btn {
    display: inline-block;
    font-size: 12px; letter-spacing: .15em; text-transform: uppercase;
    color: var(--accent); border-bottom: 1px solid rgba(201,169,110,.4);
    padding-bottom: .2rem;
    transition: color .3s, border-color .3s;
}
.ai-link-btn:hover { color: var(--bone); border-color: var(--bone); }

/* Small AI cards */
.ai-side-cards { display: flex; flex-direction: column; gap: 2rem; }
.ai-card-sm {
    display: grid; grid-template-columns: 160px 1fr;
    gap: 1.5rem; align-items: start;
    padding: 1.5rem;
    background: #111; border-radius: 6px;
    border: 1px solid rgba(255,255,255,.05);
    transition: border-color .4s, background .4s;
    overflow: hidden;
}
.ai-card-sm:hover { border-color: rgba(201,169,110,.3); background: #161616; }
.ai-sm-img {
    width: 100%; aspect-ratio: 1;
    overflow: hidden; border-radius: 4px;
}
.ai-sm-img img {
    width: 100%; height: 120%; object-fit: cover;
    transition: transform .6s var(--ease-out);
}
.ai-card-sm:hover .ai-sm-img img { transform: scale(1.06); }
.ai-sm-info h4 {
    font-family: var(--serif);
    font-size: 1.5rem; font-weight: 300;
    margin: .6rem 0 .5rem;
}
.ai-sm-info p { font-size: .85rem; color: var(--warm-grey); line-height: 1.7; }

/* ══════════════════════════════════════════════════════
   VISUAL DIARY (BEHIND THE SCENES)
══════════════════════════════════════════════════════ */
.visual-diary {
    padding: 10vh 0;
    background: var(--ink);
}
.single-visual-image {
    width: 100%;
    margin-top: 2rem;
    border-radius: 4px;
    overflow: hidden;
}
.single-visual-image img {
    width: 100%;
    height: auto;
    object-fit: cover;
    filter: none; /* Removed grayscale */
    transition: transform 0.8s var(--ease-out);
}
.single-visual-image:hover img {
    transform: scale(1.02);
}

/* ══════════════════════════════════════════════════════
   FOOTER
══════════════════════════════════════════════════════ */
.footer {
    padding: 14vh 0 6vh;
    background: var(--ink);
    border-top: 1px solid rgba(255,255,255,.06);
}
.footer-top {
    text-align: center; margin-bottom: 10vh;
}
.footer-label {
    font-size: 11px; letter-spacing: .3em; text-transform: uppercase;
    color: var(--accent); margin-bottom: 2rem;
}
.footer-cta {
    font-family: var(--serif);
    font-size: clamp(4rem, 10vw, 11rem);
    font-weight: 300; line-height: 1;
    margin-bottom: 3rem;
}
.footer-cta em { font-style: italic; color: var(--accent); }
.cta-btn {
    display: inline-flex; align-items: center; gap: 1rem;
    font-size: 13px; letter-spacing: .2em; text-transform: uppercase;
    border: 1px solid var(--accent);
    color: var(--accent);
    padding: 1.1rem 2.5rem; border-radius: 3rem;
    transition: background .4s, color .4s, transform .3s;
}
.cta-btn:hover { background: var(--accent); color: var(--ink); transform: scale(1.03); }
.cta-arrow { font-size: 1.2rem; transition: transform .3s; }
.cta-btn:hover .cta-arrow { transform: translateX(4px); }

.footer-bottom {
    display: flex; justify-content: space-between; align-items: center;
    font-size: 12px; color: var(--warm-grey);
    border-top: 1px solid rgba(255,255,255,.06);
    padding-top: 2.5rem;
    flex-wrap: wrap; gap: 1rem;
}
.footer-socials { display: flex; gap: 2rem; }
.footer-socials a {
    letter-spacing: .1em;
    transition: color .3s;
}
.footer-socials a:hover { color: var(--accent); }

/* ──────────────────────────── ANIMATIONS ─────────────────────────── */
@keyframes slideUp {
    from { opacity: 0; transform: translateY(110%); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}
.reveal-fade { opacity: 0; animation: fadeUp .8s .5s var(--ease-out) forwards; }

/* ──────────────────────────── RESPONSIVE ─────────────────────────── */
@media (max-width: 1100px) {
    .project-grid { column-count: 2; }
    .ai-grid { grid-template-columns: 1fr; }
    .ai-side-cards { flex-direction: row; }
    .ai-card-sm { flex: 1; }
}

@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero-name { font-size: clamp(4rem, 16vw, 6rem); }
    .about-grid { grid-template-columns: 1fr; }
    .portrait-frame { max-width: 400px; }
    .company-item { padding: 2.5rem 0; }
    .project-grid { column-count: 1; }
    .ai-side-cards { flex-direction: column; }
    .ai-card-sm { grid-template-columns: 1fr; }
    .hero-stats { gap: 2rem; }
    .footer-bottom { flex-direction: column; align-items: flex-start; }
}