/* ============================================================
   Vikash Tulsi Work Catalogue — Homepage
   Design: Executive Dark Tech
   Palette: Deep Navy · Slate · Gold · Off-White
   Fonts:   Playfair Display (display) · DM Sans (body)
   ============================================================ */

/* ── CSS Variables ── */
:root {
    --navy:       #0A0F1E;
    --navy-mid:   #0E1428;
    --slate:      #1C2333;
    --slate-light:#2A3347;
    --gold:       #C9A84C;
    --gold-light: #E8C97A;
    --gold-dim:   rgba(201, 168, 76, 0.15);
    --gold-glow:  rgba(201, 168, 76, 0.06);
    --offwhite:   #F0EDE8;
    --muted:      #8896A8;
    --white:      #FFFFFF;

    --font-display: 'Playfair Display', Georgia, serif;
    --font-body:    'DM Sans', system-ui, sans-serif;

    --transition:   0.25s ease;
    --radius:       4px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--navy);
    color: var(--offwhite);
    font-family: var(--font-body);
    font-weight: 300;
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
    opacity: 0;
    transition: opacity 0.6s ease;
}

body.loaded {
    opacity: 1;
}

a {
    color: var(--gold);
    text-decoration: none;
    transition: color var(--transition);
}
a:hover { color: var(--gold-light); }

/* ── Background layers ── */
.bg-layer {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.bg-glow {
    position: absolute;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.35;
}

.bg-glow--left {
    bottom: -150px;
    left: -200px;
    background: radial-gradient(circle, rgba(201,168,76,0.12) 0%, transparent 70%);
    animation: pulse-left 8s ease-in-out infinite alternate;
}

.bg-glow--right {
    top: -150px;
    right: -200px;
    background: radial-gradient(circle, rgba(28,35,51,0.8) 0%, rgba(201,168,76,0.06) 70%);
    animation: pulse-right 10s ease-in-out infinite alternate;
}

.bg-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(201,168,76,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(201,168,76,0.04) 1px, transparent 1px);
    background-size: 60px 60px;
}

@keyframes pulse-left {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(40px, -30px) scale(1.1); }
}

@keyframes pulse-right {
    from { transform: translate(0, 0) scale(1); }
    to   { transform: translate(-30px, 40px) scale(1.15); }
}

/* ── Hero layout ── */
.hero {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 2rem;
}

.hero-inner {
    display: grid;
    grid-template-columns: 340px 1fr;
    gap: 5rem;
    max-width: 1100px;
    width: 100%;
    align-items: center;
}

/* ── Photo column ── */
.hero-photo-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    animation: fade-up 0.8s ease 0.1s both;
}

.hero-photo-frame {
    position: relative;
    width: 100%;
    max-width: 300px;
}

.hero-photo-frame img {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    object-position: top center;
    border-radius: 2px;
    display: block;
    filter: grayscale(15%) contrast(1.05);
    border: 1px solid rgba(201,168,76,0.25);
}

.photo-accent-line {
    position: absolute;
    bottom: -12px;
    left: -12px;
    width: 60%;
    height: 2px;
    background: var(--gold);
}

.photo-caption {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    margin-top: 0.5rem;
}

.caption-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--gold);
    box-shadow: 0 0 8px var(--gold);
    animation: blink 2.5s ease-in-out infinite;
    flex-shrink: 0;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.3; }
}

/* ── Text column ── */
.hero-text-col {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    animation: fade-up 0.8s ease 0.25s both;
}

.eyebrow {
    font-family: var(--font-body);
    font-size: 0.68rem;
    font-weight: 400;
    letter-spacing: 0.22em;
    color: var(--gold);
    text-transform: uppercase;
}

/* ── Name block ── */
.name-block {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.gold-rule {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, var(--gold) 0%, transparent 100%);
}

h1 {
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 7vw, 6rem);
    font-weight: 700;
    line-height: 0.95;
    letter-spacing: -0.02em;
    color: var(--white);
}

.companies {
    font-size: 0.75rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted);
    font-weight: 400;
}

.hero-bio {
    font-size: 0.97rem;
    line-height: 1.8;
    color: var(--offwhite);
    font-weight: 300;
    max-width: 500px;
    border-left: 2px solid var(--gold-dim);
    padding-left: 1rem;
}

/* ── Skill pills ── */
.skills-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
}

.skill-pill {
    display: inline-block;
    padding: 0.28rem 0.85rem;
    border: 1px solid rgba(201,168,76,0.3);
    border-radius: 100px;
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gold);
    background: var(--gold-dim);
    transition: background var(--transition), border-color var(--transition);
    cursor: default;
    font-family: var(--font-body);
}

.skill-pill:hover {
    background: rgba(201,168,76,0.22);
    border-color: var(--gold);
}

/* ── CTA buttons ── */
.cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: center;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.75rem 1.75rem;
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    border-radius: var(--radius);
    transition: all var(--transition);
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
}

.btn--primary {
    background: var(--gold);
    color: var(--navy);
    border: 1px solid var(--gold);
}

.btn--primary:hover {
    background: var(--gold-light);
    border-color: var(--gold-light);
    color: var(--navy);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(201,168,76,0.3);
}

.btn--ghost {
    background: transparent;
    color: var(--offwhite);
    border: 1px solid rgba(240,237,232,0.22);
}

.btn--ghost:hover {
    border-color: var(--gold);
    color: var(--gold);
    transform: translateY(-2px);
}

/* ── Social links ── */
.links-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.8rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--muted);
    transition: color var(--transition);
    text-decoration: none;
}

.social-link:hover {
    color: var(--gold-light);
}

.link-sep {
    color: rgba(136,150,168,0.4);
}

/* ── Footer ── */
.site-footer {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 1.75rem 2rem;
    font-size: 0.75rem;
    color: var(--slate-light);
    border-top: 1px solid rgba(201,168,76,0.07);
}

/* ── Entrance animations ── */
@keyframes fade-up {
    from {
        opacity: 0;
        transform: translateY(28px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ── Responsive ── */
@media (max-width: 900px) {
    .hero-inner {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        text-align: center;
    }

    .hero-photo-col {
        max-width: 240px;
        margin: 0 auto;
    }

    .hero-photo-frame {
        max-width: 240px;
    }

    .photo-accent-line {
        display: none;
    }

    .gold-rule {
        background: linear-gradient(90deg, transparent 0%, var(--gold) 50%, transparent 100%);
    }

    .skills-row,
    .cta-row,
    .links-row {
        justify-content: center;
    }

    .hero-bio {
        border-left: none;
        padding-left: 0;
        text-align: left;
        margin: 0 auto;
    }

    h1 {
        font-size: clamp(3rem, 12vw, 4.5rem);
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 3rem 1.25rem;
    }

    h1 {
        font-size: 2.75rem;
    }

    .btn {
        padding: 0.65rem 1.25rem;
        font-size: 0.8rem;
    }

    .links-row {
        flex-direction: column;
        gap: 0.5rem;
        align-items: center;
    }

    .link-sep {
        display: none;
    }
}