/* ============================================================
   rozin.com — Global Stylesheet
   Design: Motion-driven portfolio · Archivo + Space Grotesk
   Palette: Zinc-900 · Blue-600 · FAFAFA
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Archivo:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,400&family=Space+Grotesk:wght@300;400;500;600;700&display=swap');

/* ---- Custom Properties ------------------------------------ */
:root {
  --color-ink:          #09090B;
  --color-ink-80:       #18181B;
  --color-ink-60:       #3F3F46;
  --color-ink-30:       #71717A;
  --color-ink-10:       #A1A1AA;

  --color-nav:          #0C0C0E;
  --color-nav-border:   rgba(255,255,255,.07);
  --color-nav-text:     #E4E4E7;
  --color-nav-muted:    #71717A;
  --color-nav-active:   #FAFAFA;

  --color-bg:           #FAFAFA;
  --color-bg-2:         #F4F4F5;
  --color-surface:      #FFFFFF;
  --color-surface-2:    #F4F4F5;
  --color-border:       #E4E4E7;
  --color-border-light: #F4F4F5;

  --color-text:         #09090B;
  --color-text-muted:   #52525B;
  --color-text-light:   #A1A1AA;

  --color-accent:       #2563EB;
  --color-accent-hover: #1D4ED8;
  --color-accent-light: #EFF6FF;
  --color-accent-mid:   #BFDBFE;

  --color-tag-ui:            #EFF6FF;
  --color-tag-ui-text:       #1D4ED8;
  --color-tag-design:        #FDF4FF;
  --color-tag-design-text:   #7E22CE;
  --color-tag-proto:         #F0FDF4;
  --color-tag-proto-text:    #166534;

  --font-display: 'Archivo', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body:    'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --shadow-xs:    0 1px 2px rgba(0,0,0,.06);
  --shadow-sm:    0 1px 3px rgba(0,0,0,.08), 0 0 0 1px rgba(0,0,0,.04);
  --shadow-md:    0 4px 16px rgba(0,0,0,.08), 0 0 0 1px rgba(0,0,0,.04);
  --shadow-lg:    0 8px 32px rgba(0,0,0,.10), 0 0 0 1px rgba(0,0,0,.04);
  --shadow-hover: 0 16px 48px rgba(37,99,235,.14), 0 0 0 1px rgba(37,99,235,.10);
  --shadow-card:  0 2px 8px rgba(0,0,0,.06), 0 0 0 1px rgba(0,0,0,.05);

  --radius:    8px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-pill: 999px;

  --nav-height:    64px;
  --max-width:     1160px;
  --content-width: 740px;

  --ease-out:  cubic-bezier(0.16, 1, 0.3, 1);
  --ease-io:   cubic-bezier(0.45, 0, 0.55, 1);
  --dur-sm:    180ms;
  --dur-md:    300ms;
  --dur-lg:    520ms;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: color var(--dur-sm) var(--ease-out);
}
a:hover { color: var(--color-accent-hover); }

ul, ol { list-style: none; }

/* ---- Typography ------------------------------------------ */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--color-text);
}
p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

/* ---- Selection & Scrollbar ------------------------------- */
::selection { background: var(--color-accent); color: #fff; }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-ink-30); }

/* ---- Focus States ---------------------------------------- */
*:focus { outline: none; }
*:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius);
}

/* ---- Scroll Reveal --------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity var(--dur-lg) var(--ease-out),
              transform var(--dur-lg) var(--ease-out);
}
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-d1 { transition-delay: 80ms; }
.reveal-d2 { transition-delay: 160ms; }
.reveal-d3 { transition-delay: 240ms; }
.reveal-d4 { transition-delay: 320ms; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---- Navigation ------------------------------------------ */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(12,12,14,.93);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-nav-border);
  height: var(--nav-height);
  display: flex;
  align-items: center;
}

.nav-inner {
  max-width: var(--max-width);
  width: 100%;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-brand { display: flex; flex-direction: row; align-items: center; gap: 0.75rem; text-decoration: none; flex-shrink: 0; }
.nav-brand-mark {
  width: 32px;
  height: 32px;
  min-width: 32px;
  background: var(--color-accent);
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.03em;
  flex-shrink: 0;
  transition: background var(--dur-sm) var(--ease-out);
}
.nav-brand:hover .nav-brand-mark { background: var(--color-accent-hover); }
.nav-brand-text { display: flex; flex-direction: column; }
.nav-brand-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-nav-active);
  line-height: 1.2;
}
.nav-brand-sub {
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 400;
  color: var(--color-nav-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.125rem;
  margin-left: auto;
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-nav-muted);
  text-decoration: none;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius);
  cursor: pointer;
  transition: color var(--dur-sm) var(--ease-out),
              background var(--dur-sm) var(--ease-out);
  white-space: nowrap;
}
.nav-link:hover { color: var(--color-nav-active); background: rgba(255,255,255,.07); }
.nav-link.active { color: var(--color-nav-active); background: rgba(255,255,255,.1); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-nav-muted);
  margin-left: auto;
}
.nav-toggle svg { display: block; }

/* ---- Page Header ----------------------------------------- */
.page-header {
  background: var(--color-nav);
  padding: 3.75rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 80% at 88% 50%, rgba(37,99,235,.18) 0%, transparent 65%),
    linear-gradient(rgba(255,255,255,.026) 1px, transparent 1px) 0 0 / 52px 52px,
    linear-gradient(90deg, rgba(255,255,255,.026) 1px, transparent 1px) 0 0 / 52px 52px;
  pointer-events: none;
}
.page-header::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 72px;
  background: linear-gradient(to bottom, transparent, var(--color-bg));
  pointer-events: none;
}
.page-header-inner { max-width: var(--max-width); margin: 0 auto; position: relative; z-index: 1; }
.page-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 900;
  letter-spacing: -0.045em;
  margin-bottom: 0.5rem;
  color: var(--color-nav-active);
}
.page-subtitle {
  font-size: 1rem;
  color: var(--color-nav-muted);
  font-weight: 400;
  max-width: 520px;
}

/* ---- Main Layout ----------------------------------------- */
.main-content { max-width: var(--max-width); margin: 0 auto; padding: 3.5rem 2rem 6rem; }
.main-content-narrow { max-width: var(--content-width); margin: 0 auto; padding: 3.5rem 2rem 6rem; }

/* ---- Buttons --------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: all var(--dur-md) var(--ease-out);
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 1px 3px rgba(37,99,235,.3);
}
.btn-primary:hover {
  background: var(--color-accent-hover);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37,99,235,.35);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border: 1.5px solid var(--color-border);
}
.btn-ghost:hover {
  background: var(--color-surface-2);
  border-color: var(--color-ink-60);
  color: var(--color-text);
  transform: translateY(-1px);
}

.btn-sm { font-size: 0.8rem; padding: 0.45rem 0.9rem; }

/* ---- Tags ------------------------------------------------ */
.tag {
  display: inline-flex;
  align-items: center;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-pill);
  line-height: 1.4;
}
.tag-ui     { background: var(--color-tag-ui);     color: var(--color-tag-ui-text); }
.tag-design { background: var(--color-tag-design); color: var(--color-tag-design-text); }
.tag-proto  { background: var(--color-tag-proto);  color: var(--color-tag-proto-text); }

/* ============================================================
   HOME PAGE
   ============================================================ */

.hero {
  background-color: var(--color-nav);
  background-image: url('../images/hero-bg.jpg');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  color: var(--color-nav-active);
  padding: 6rem 2rem 5.5rem;
  position: relative;
  overflow: hidden;
}

/* Dark gradient overlay — ensures text legibility over any photo */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(105deg, rgba(9,9,11,.84) 0%, rgba(9,9,11,.64) 42%, rgba(9,9,11,.36) 100%),
    radial-gradient(ellipse 55% 65% at 78% 35%, rgba(37,99,235,.18) 0%, transparent 65%);
  pointer-events: none;
}

.hero::after { content: none; } /* grid texture removed — photo provides texture */

.hero-inner { max-width: var(--max-width); margin: 0 auto; position: relative; z-index: 1; }

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent-mid);
  margin-bottom: 1.5rem;
}
.hero-eyebrow::before {
  content: '';
  width: 20px;
  height: 1.5px;
  background: var(--color-accent-mid);
  flex-shrink: 0;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 7.5vw, 5.75rem);
  font-weight: 900;
  letter-spacing: -0.045em;
  line-height: 0.98;
  margin-bottom: 1.875rem;
  color: #FAFAFA;
}

.hero-title em {
  font-style: normal;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(255,255,255,.3);
}

.hero-desc {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-nav-muted);
  max-width: 480px;
  margin-bottom: 2.5rem;
}

.hero-actions { display: flex; gap: 0.75rem; flex-wrap: wrap; }

/* ---- Hero Stats ------------------------------------------ */
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  row-gap: 1.5rem;
  margin-top: 3.5rem;
  padding-top: 2.5rem;
  border-top: 1px solid rgba(255,255,255,.08);
}
.hero-stat {
  flex: 0 0 auto;
  padding-right: 2.5rem;
  margin-right: 2.5rem;
  border-right: 1px solid rgba(255,255,255,.1);
}
.hero-stat:last-child { border-right: none; padding-right: 0; margin-right: 0; }
.hero-stat-num {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 900;
  letter-spacing: -0.045em;
  color: var(--color-nav-active);
  line-height: 1;
  margin-bottom: 0.3rem;
}
.hero-stat-label {
  font-size: 0.625rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-nav-muted);
}

/* ---- Sections -------------------------------------------- */
.section { padding: 5rem 2rem; }
.section-alt {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.section-inner { max-width: var(--max-width); margin: 0 auto; }
.section-eyebrow {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.4rem;
}
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}
.section-title {
  font-family: var(--font-display);
  font-size: 1.875rem;
  font-weight: 800;
  letter-spacing: -0.035em;
}

/* ---- Current Ventures ------------------------------------ */
.ventures-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

.venture-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.875rem 2rem;
  text-decoration: none;
  color: var(--color-text);
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: all var(--dur-md) var(--ease-out);
  box-shadow: var(--shadow-xs);
}

.venture-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), rgba(37,99,235,.25));
  opacity: 0;
  transition: opacity var(--dur-md) var(--ease-out);
}

.venture-card:hover {
  border-color: var(--color-accent-mid);
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
  color: var(--color-text);
}
.venture-card:hover::before { opacity: 1; }

/* Unique accent per venture (position matches index.html order) */
.venture-card:nth-child(1)::before { background: linear-gradient(90deg, #2563EB, rgba(37,99,235,.15)); }
.venture-card:nth-child(2)::before { background: linear-gradient(90deg, #16A34A, rgba(22,163,74,.15)); }
.venture-card:nth-child(2):hover   { border-color: rgba(22,163,74,.35); box-shadow: 0 16px 48px rgba(22,163,74,.12), 0 0 0 1px rgba(22,163,74,.1); }
.venture-card:nth-child(3)::before { background: linear-gradient(90deg, #9333EA, rgba(147,51,234,.15)); }
.venture-card:nth-child(3):hover   { border-color: rgba(147,51,234,.35); box-shadow: 0 16px 48px rgba(147,51,234,.12), 0 0 0 1px rgba(147,51,234,.1); }

.venture-year {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
}

.venture-name {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--color-text);
  line-height: 1.2;
}

.venture-desc {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.65;
  margin: 0;
  flex: 1;
}

.venture-link {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  margin-top: 0.5rem;
  transition: gap var(--dur-sm) var(--ease-out);
}
.venture-card:hover .venture-link { gap: 0.55rem; }

/* ---- Home Nav Cards -------------------------------------- */
.home-nav-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.home-nav-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-decoration: none;
  color: var(--color-text);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  cursor: pointer;
  transition: all var(--dur-md) var(--ease-out);
  box-shadow: var(--shadow-xs);
}

.home-nav-card:hover {
  border-color: var(--color-ink-30);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
  color: var(--color-text);
}

.home-nav-icon {
  width: 44px;
  height: 44px;
  background: var(--color-bg-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ink-60);
  transition: background var(--dur-md), color var(--dur-md), border-color var(--dur-md);
}
.home-nav-card:hover .home-nav-icon {
  background: var(--color-accent-light);
  border-color: var(--color-accent-mid);
  color: var(--color-accent);
}

.home-nav-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.015em;
}

.home-nav-desc {
  font-size: 0.825rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}

.home-nav-arrow {
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--color-text-light);
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: color var(--dur-sm), gap var(--dur-sm) var(--ease-out);
}
.home-nav-card:hover .home-nav-arrow { color: var(--color-accent); gap: 0.55rem; }

/* ============================================================
   ABOUT PAGE
   ============================================================ */

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

.about-lead {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 500;
  color: var(--color-text);
  line-height: 1.75;
  letter-spacing: -0.015em;
  margin-bottom: 1.25rem;
}

.about-text p {
  font-size: 0.9375rem;
  line-height: 1.8;
  color: var(--color-text-muted);
}
.about-text p + p { margin-top: 1rem; }

.process-title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  letter-spacing: -0.01em;
}

.process-steps { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }

.process-step {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  display: flex;
  gap: 0.875rem;
  align-items: flex-start;
  cursor: default;
  transition: all var(--dur-md) var(--ease-out);
}
.process-step:hover { border-color: var(--color-accent-mid); box-shadow: var(--shadow-sm); transform: translateY(-2px); }

.step-num {
  width: 26px;
  height: 26px;
  min-width: 26px;
  background: var(--color-ink-80);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
}

.step-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.45;
  padding-top: 0.2rem;
}

/* ============================================================
   RESUME PAGE
   ============================================================ */

.resume-section { margin-bottom: 3.5rem; }

.resume-section-title {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 1.75rem;
  padding-bottom: 0.875rem;
  border-bottom: 1px solid var(--color-border);
}

.timeline { display: flex; flex-direction: column; }

.timeline-item {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 2.5rem;
  padding: 1.875rem 0;
  border-bottom: 1px solid var(--color-border-light);
}
.timeline-item:last-child { border-bottom: none; }

.timeline-date {
  font-size: 0.775rem;
  font-weight: 600;
  color: var(--color-text-light);
  padding-top: 0.2rem;
  line-height: 1.5;
}

.timeline-role {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 0.2rem;
  letter-spacing: -0.015em;
}

.timeline-company {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}

.timeline-desc { font-size: 0.875rem; color: var(--color-text-muted); line-height: 1.75; }
.timeline-desc p { margin-bottom: 0.5rem; }
.timeline-desc p:last-child { margin-bottom: 0; }

.timeline-award {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-body);
  font-size: 0.725rem;
  font-weight: 600;
  color: #92400E;
  background: #FEF3C7;
  border: 1px solid #FDE68A;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-pill);
  margin-top: 0.625rem;
}

.skills-grid { display: flex; flex-wrap: wrap; gap: 0.5rem; }

.skill-tag {
  font-family: var(--font-body);
  font-size: 0.775rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 0.3rem 0.85rem;
  border-radius: var(--radius-pill);
  cursor: default;
  transition: all var(--dur-sm) var(--ease-out);
}
.skill-tag:hover { color: var(--color-text); border-color: var(--color-ink-30); background: var(--color-surface-2); }

/* ============================================================
   PORTFOLIO DETAIL — image gallery
   ============================================================ */

.gallery-wrap { margin-bottom: 2.5rem; }

.gallery-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-lg);
  background: var(--color-surface-2);
  margin-bottom: 0.875rem;
}
.gallery-main img { width: 100%; height: auto; display: block; }

.gallery-thumbs {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 4px;
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.gallery-thumb {
  flex-shrink: 0;
  width: 82px;
  height: 66px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  background: var(--color-surface-2);
  padding: 0;
  transition: border-color var(--dur-sm) var(--ease-out),
              transform var(--dur-sm) var(--ease-out);
}
.gallery-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.gallery-thumb:hover { border-color: var(--color-ink-30); transform: translateY(-2px); }
.gallery-thumb.active { border-color: var(--color-accent); box-shadow: 0 0 0 2px var(--color-accent-light); }
.gallery-thumb.active:hover { border-color: var(--color-accent); }

/* ============================================================
   PORTFOLIO PAGE
   ============================================================ */

.filter-bar { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-bottom: 2rem; }

.filter-btn {
  font-family: var(--font-body);
  font-size: 0.775rem;
  font-weight: 600;
  padding: 0.45rem 1.05rem;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--dur-sm) var(--ease-out);
}
.filter-btn:hover { border-color: var(--color-ink-30); color: var(--color-text); background: var(--color-surface-2); }
.filter-btn.active { background: var(--color-ink-80); border-color: var(--color-ink-80); color: #FAFAFA; }

.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }

.portfolio-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-card);
  text-decoration: none;
  color: var(--color-text);
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: all var(--dur-md) var(--ease-out);
}
.portfolio-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-5px);
  border-color: rgba(37,99,235,.2);
  color: var(--color-text);
}

.portfolio-img-wrap { position: relative; aspect-ratio: 4/3; overflow: hidden; background: var(--color-surface-2); }
.portfolio-img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease-out); }
.portfolio-item:hover .portfolio-img { transform: scale(1.05); }
.portfolio-img-wrap::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(9,9,11,.65) 0%, transparent 55%);
  opacity: 0;
  transition: opacity var(--dur-md) var(--ease-out);
  z-index: 1;
  pointer-events: none;
}
.portfolio-item:hover .portfolio-img-wrap::after { opacity: 1; }

.portfolio-body { padding: 1rem 1.25rem 1.375rem; display: flex; flex-direction: column; gap: 0.4rem; flex: 1; }

.portfolio-title {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.35;
}

.portfolio-desc {
  font-size: 0.775rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.portfolio-tags { display: flex; flex-wrap: wrap; gap: 0.3rem; margin-top: auto; padding-top: 0.5rem; }

/* ============================================================
   CLIENTS PAGE
   ============================================================ */

.clients-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.client-item {
  background: var(--color-surface);
  padding: 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  cursor: default;
  transition: background var(--dur-sm) var(--ease-out);
}
.client-item:hover { background: var(--color-bg-2); }

.client-logo-wrap { height: 42px; display: flex; align-items: center; }

.client-logo {
  max-height: 42px;
  max-width: 110px;
  width: auto;
  object-fit: contain;
  filter: grayscale(100%) contrast(0.65) brightness(0.95);
  opacity: 0.7;
  transition: filter var(--dur-md) var(--ease-out), opacity var(--dur-md);
}
.client-item:hover .client-logo { filter: grayscale(0%) contrast(1) brightness(1); opacity: 1; }

.client-name {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.client-desc {
  font-size: 0.725rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin: 0;
}

/* ---- Client Strip (homepage) ------------------------------ */
.clients-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.client-badge {
  font-family: var(--font-body);
  font-size: 0.775rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  padding: 0.35rem 0.875rem;
  border-radius: var(--radius-pill);
  cursor: default;
  transition: all var(--dur-sm) var(--ease-out);
}
.client-badge:hover {
  color: var(--color-text);
  border-color: var(--color-ink-30);
  background: var(--color-surface-2);
}

/* ---- Marquee Client Strip -------------------------------- */
.marquee-wrap {
  overflow: hidden;
  position: relative;
  mask-image: linear-gradient(90deg, transparent 0%, black 8%, black 92%, transparent 100%);
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, black 8%, black 92%, transparent 100%);
}
.marquee-track {
  display: flex;
  gap: 0.5rem;
  width: max-content;
  animation: marquee-scroll 44s linear infinite;
}
.marquee-wrap:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .marquee-wrap { mask-image: none; -webkit-mask-image: none; }
  .marquee-track { animation: none; flex-wrap: wrap; }
}

/* ---- Dark-bg Button Variant ------------------------------ */
.btn-ghost-dark {
  background: transparent;
  color: var(--color-nav-muted);
  border: 1.5px solid rgba(255,255,255,.18);
}
.btn-ghost-dark:hover {
  background: rgba(255,255,255,.07);
  border-color: rgba(255,255,255,.32);
  color: var(--color-nav-active);
  transform: translateY(-1px);
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */

.contact-email-link {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-accent);
  text-decoration: none;
  padding: 1rem 1.75rem;
  border: 2px solid var(--color-accent-mid);
  border-radius: var(--radius-lg);
  background: var(--color-accent-light);
  transition: all var(--dur-md) var(--ease-out);
}
.contact-email-link:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(37,99,235,.28);
}

/* ============================================================
   CTA BAND
   ============================================================ */

.cta-band {
  background: var(--color-ink-80);
  padding: 5rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 70% at 50% 110%, rgba(37,99,235,.25) 0%, transparent 65%),
    linear-gradient(rgba(255,255,255,.02) 1px, transparent 1px) 0 0 / 52px 52px,
    linear-gradient(90deg, rgba(255,255,255,.02) 1px, transparent 1px) 0 0 / 52px 52px;
  pointer-events: none;
}
.cta-band-inner {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}
.cta-band-eyebrow {
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent-mid);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}
.cta-band-eyebrow::before,
.cta-band-eyebrow::after {
  content: '';
  width: 20px;
  height: 1.5px;
  background: var(--color-accent-mid);
  flex-shrink: 0;
}
.cta-band-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 900;
  letter-spacing: -0.04em;
  color: var(--color-nav-active);
  margin-bottom: 0.875rem;
  line-height: 1.1;
}
.cta-band-desc {
  font-size: 1.0625rem;
  color: var(--color-nav-muted);
  line-height: 1.75;
  margin-bottom: 2rem;
  max-width: 440px;
  margin-left: auto;
  margin-right: auto;
}
.cta-band-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  background: var(--color-ink-80);
  color: var(--color-nav-muted);
  padding: 2.5rem 2rem;
  border-top: 1px solid rgba(255,255,255,.06);
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copy { font-size: 0.775rem; }
.footer-links { display: flex; gap: 1.5rem; }
.footer-link {
  font-size: 0.775rem;
  color: var(--color-nav-muted);
  text-decoration: none;
  cursor: pointer;
  transition: color var(--dur-sm) var(--ease-out);
}
.footer-link:hover { color: var(--color-nav-active); }

/* ============================================================
   UTILS
   ============================================================ */
.divider { height: 1px; background: var(--color-border); margin: 3rem 0; }

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1024px) {
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .home-nav-grid  { grid-template-columns: repeat(3, 1fr); }
  .ventures-grid  { grid-template-columns: repeat(2, 1fr); }
  .clients-grid   { grid-template-columns: repeat(3, 1fr); }
  .about-grid     { grid-template-columns: 1fr; gap: 3rem; }
  .timeline-item  { grid-template-columns: 160px 1fr; gap: 1.75rem; }
}

@media (max-width: 768px) {
  :root { --nav-height: 56px; }
  .hero-stat { padding-right: 1.75rem; margin-right: 1.75rem; }
  .hero-stat-num { font-size: 1.875rem; }
  .page-header { padding: 2.75rem 1.25rem 3.25rem; }
  .cta-band { padding: 3.5rem 1.25rem; }

  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-height);
    left: 0; right: 0;
    background: rgba(12,12,14,.97);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--color-nav-border);
    padding: 1rem;
    gap: 0.25rem;
    z-index: 99;
  }
  .nav-toggle { display: flex; }

  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
  .home-nav-grid  { grid-template-columns: 1fr; }
  .ventures-grid  { grid-template-columns: 1fr; }
  .clients-grid   { grid-template-columns: repeat(2, 1fr); }
  .process-steps  { grid-template-columns: 1fr; }
  .timeline-item  { grid-template-columns: 1fr; gap: 0.4rem; }
  .timeline-date  { font-size: 0.7rem; color: var(--color-accent); }

  .hero           { padding: 4rem 1.5rem 3.5rem; }
  .page-header    { padding: 2.5rem 1.25rem 2rem; }
  .main-content   { padding: 2.5rem 1.25rem 4rem; }
  .main-content-narrow { padding: 2.5rem 1.25rem 4rem; }
  .section        { padding: 3.5rem 1.25rem; }
}

@media (max-width: 540px) {
  .portfolio-grid { grid-template-columns: 1fr; }
  .clients-grid   { grid-template-columns: 1fr 1fr; }
  .hero-actions   { flex-direction: column; align-items: flex-start; }
  .home-nav-grid  { grid-template-columns: 1fr; }
}