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

  :root {
    --black: #000000;
    --gray: #888;
    --light-gray: #c0c0c0;
    --white: #fafafa;
    --bg: #fafafa;
    --text: #000000;
    --text-muted: #575757;
    --border: #f0f0f0;
    --card-bg: rgba(250,250,250,0.85);
    --work-bg: rgba(250,250,250,0.45);
  }

  html.dark {
    --bg: #0a0a0a;
    --text: #ffffff;
    --text-muted: #999999;
    --border: #222222;
    --card-bg: rgba(20,20,20,0.85);
    --work-bg: rgba(20,20,20,0.45);
    --black: #ffffff;
    --gray: #aaaaaa;
    --light-gray: #666666;
    --white: #0a0a0a;
  }

  html.dark nav { background: rgba(10,10,10,0.85); }
  html.dark nav::after { background: #222222; }
  html.dark .page-view { background: #0a0a0a; }
  html.dark .sub-tagline { color: var(--gray); }
  html.dark .stat-label { color: var(--light-gray); }
  html.dark .work-section { background: transparent; }
  html.dark .portfolio-container { background: rgba(20,20,20,0.85); }
  html.dark .portfolio-card { background: #1a1a1a; }
  html.dark .portfolio-image-placeholder { background: #2a2a2a; }
  html.dark .ai-card-image { background: #1e1e1e; }
  html.dark .about-hero-subtitle { color: #555555; }
  html.dark .about-text p { color: #cccccc; }
  html.dark .fun-fact { color: #666666; }
  html.dark #cursor-ring { border-color: rgba(255,255,255,0.35); }
  html.dark #cursor-dot { background: #ffffff; }

  html.dark .page-close { color: #ffffff; }
  html.dark .page-title { color: #ffffff; }
  html.dark .page-view p { color: #cccccc; }
  html.dark .page-view strong { color: #ffffff; }
  html.dark .page-view .about-hero-title { color: #ffffff; }
  html.dark .page-view .about-hero-subtitle { color: #444444; }
  html.dark .nav-link { color: #ffffff; }
  html.dark .theme-toggle { color: #ffffff; }

  /* Big name SVG */
  html.dark #bigNameText { fill: #ffffff; }
  html.dark #bigNameText tspan[fill="#000000"] { fill: #ffffff; }

  /* Section titles */
  html.dark .portfolio-title { color: #ffffff; }
  html.dark .portfolio-project-name { color: #ffffff; }
  html.dark .portfolio-problem { color: #aaaaaa; }
  html.dark .about-hero-title { color: #ffffff; }
  html.dark .ai-category-title { color: #ffffff; }
  html.dark .ai-card-caption { color: #aaaaaa; }
  html.dark #howIAiTitle { color: #ffffff; }
  html.dark .work-section * { color: #cccccc; }
  html.dark .tagline { color: #ffffff; }
  html.dark .sub-tagline { color: #999999; }
  html.dark .stat-num { color: #ffffff; }

  /* THEME TOGGLE */
  .theme-toggle {
    background: none;
    border: none;
    cursor: none;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text);
    transition: color 0.3s;
    position: relative;
    width: 24px;
    height: 24px;
  }

  .theme-toggle svg {
    position: absolute;
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.3s ease;
  }

  .icon-moon { opacity: 1; transform: rotate(0deg) scale(1); }
  .icon-sun  { opacity: 0; transform: rotate(90deg) scale(0.5); }

  html.dark .icon-moon { opacity: 0; transform: rotate(-90deg) scale(0.5); }
  html.dark .icon-sun  { opacity: 1; transform: rotate(0deg) scale(1); }

  html, body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Inter', sans-serif;
    overflow-x: clip;
    transition: background 0.4s ease, color 0.4s ease;
  }

  /* NAV */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    padding: 16px 48px;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }

  nav::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 40px;
    right: 40px;
    height: 1px;
    background: #f0f0f0;
  }

  @media (max-width: 768px) {
    nav { padding: 16px 24px; }
    nav::after { left: 16px; right: 16px; }
  }

  /* Mobile controls (hamburger + dark mode) — hidden on desktop */
  .nav-mobile-controls {
    display: none;
    align-items: center;
    gap: 16px;
    opacity: 0;
    animation: fadeUp 0.8s ease 0.1s forwards;
  }

  .menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    display: flex;
    flex-direction: column;
    gap: 5px;
    justify-content: center;
  }

  .menu-bar {
    display: block;
    width: 20px;
    height: 1.5px;
    background: var(--text);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
  }

  .menu-toggle.open .menu-bar:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  .menu-toggle.open .menu-bar:nth-child(2) { opacity: 0; }
  .menu-toggle.open .menu-bar:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

  /* Mobile slide-down menu — hidden everywhere by default */
  .mobile-menu {
    display: none;
  }

  @media (max-width: 768px) {
    .nav-links { display: none !important; }
    .nav-mobile-controls { display: flex; }

    .mobile-menu {
      flex-direction: column;
      justify-content: center;
      align-items: flex-start;
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      bottom: 0;
      background: var(--bg);
      z-index: 9999;
      padding: 60px 40px 60px;
      gap: 0;
      opacity: 0;
      transform: translateY(30px);
      transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    }

    .mobile-menu.open {
      display: flex;
      opacity: 1;
      transform: translateY(0);
    }

    .mobile-menu .nav-link {
      font-size: 36px;
      font-weight: 400;
      letter-spacing: -0.02em;
      color: var(--text);
      padding: 18px 0;
      border-bottom: 1px solid var(--border);
      width: 100%;
      display: block;
      opacity: 0;
      transform: translateY(20px);
      transition: opacity 0.4s ease, transform 0.4s ease, color 0.2s;
    }

    .mobile-menu.open .nav-link:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.08s; }
    .mobile-menu.open .nav-link:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.14s; }
    .mobile-menu.open .nav-link:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.20s; }
    .mobile-menu.open .nav-link:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.26s; }

    .mobile-menu .nav-link:hover { color: var(--gray); }

    .mobile-menu-close {
      position: absolute;
      bottom: 48px;
      left: 50%;
      transform: translateX(-50%);
      background: none;
      border: 1px solid var(--border);
      border-radius: 50px;
      color: var(--text);
      font-family: 'Inter', sans-serif;
      font-size: 13px;
      font-weight: 400;
      padding: 12px 28px;
      cursor: pointer;
      letter-spacing: 0.02em;
      opacity: 0;
      transition: opacity 0.4s ease 0.3s, background 0.2s;
      white-space: nowrap;
    }

    .mobile-menu.open .mobile-menu-close {
      opacity: 1;
    }

    .mobile-menu-close:hover {
      background: var(--border);
    }
  }

  .nav-links {
    display: flex;
    gap: 32px;
    align-items: center;
    opacity: 0;
    animation: fadeUp 0.8s ease 0.1s forwards;
  }

  .nav-link {
    font-family: 'Inter', sans-serif;
    font-size: 13px;
    font-weight: 400;
    color: #000000;
    text-decoration: none;
    letter-spacing: 0.01em;
    cursor: pointer;
    transition: opacity 0.2s;
  }

  .nav-link:hover { opacity: 0.5; cursor: pointer; }
  .nav-link.active { font-weight: 500; }

  /* PAGE VIEWS */
  .page-view {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: #ffffff;
    z-index: 200;
    overflow-y: auto;
    transform: translateY(100%);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    padding-top: 60px;
  }

  .page-view.active {
    transform: translateY(0);
  }

  .page-inner {
    padding: 80px 60px;
    font-family: 'Inter', sans-serif;
    max-width: 900px;
  }

  .page-title {
    font-size: 36px;
    font-weight: 500;
    color: #000000;
    margin-bottom: 48px;
  }

  .page-close {
    position: fixed;
    top: 20px;
    right: 40px;
    font-size: 13px;
    font-weight: 400;
    color: #000000;
    cursor: pointer;
    z-index: 201;
    opacity: 0;
    transition: opacity 0.3s;
    font-family: 'Inter', sans-serif;
    background: none;
    border: none;
    padding: 0;
  }

  .page-view.active .page-close { opacity: 1; }

  @media (max-width: 768px) {
    .nav-links { gap: 20px; }
    .page-inner { padding: 60px 20px; }
    .page-close { right: 20px; }
  }

  .logo {
    font-family: 'Caveat', cursive;
    font-size: 18px;
    font-weight: 400;
    letter-spacing: 0.01em;
    color: var(--black);
    text-decoration: none;
    opacity: 0;
    animation: fadeUp 0.8s ease 0.1s forwards;
  }

  /* HERO */
  .hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    text-align: center;
    overflow: visible;
    background: var(--white);
  }

  .work-section-wrapper {
    position: relative;
    z-index: 1;
    background: transparent;
  }

  .hero-center {
    max-width: 560px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
  }

  .tagline {
    font-size: 17px;
    font-weight: 500;
    line-height: 1.5;
    color: var(--black);
    margin-bottom: 6px;
    opacity: 0;
    animation: fadeUp 0.9s ease 0.4s forwards;
  }

  .sub-tagline {
    font-size: 15px;
    font-weight: 300;
    color: var(--gray);
    margin-bottom: 20px;
    opacity: 0;
    animation: fadeUp 0.9s ease 0.55s forwards;
  }

  .stats {
    display: flex;
    gap: 56px;
    justify-content: center;
    opacity: 0;
    animation: fadeUp 0.9s ease 0.7s forwards;
  }

  .stat-num {
    font-size: 22px;
    font-weight: 500;
    color: var(--black);
    line-height: 1;
    margin-bottom: 4px;
  }

  .stat-label {
    font-size: 11px;
    font-weight: 400;
    color: var(--light-gray);
    letter-spacing: 0.03em;
  }

  .fun-fact {
    font-size: 13px;
    font-weight: 400;
    color: #575757;
    text-align: center;
    margin-top: 20px;
    opacity: 0;
    animation: fadeUp 0.9s ease 0.85s forwards;
  }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  @keyframes slideUp {
    from { opacity: 0; transform: translateY(60px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  /* ─── PORTFOLIO SECTION ─── */
  .portfolio-section {
    padding: 80px 0 0;
    width: 100%;
  }

  .portfolio-title {
    font-size: 32px;
    font-weight: 600;
    color: #000000;
    margin-bottom: 24px;
    padding: 0 115px;
  }

  .portfolio-container {
    width: 100%;
    background: rgba(250, 250, 250, 0.85);
    padding: 100px 115px 40px;
    margin-bottom: 48px;
    -webkit-mask-image: linear-gradient(to bottom, transparent 0%, black 80px, black calc(100% - 80px), transparent 100%);
    mask-image: linear-gradient(to bottom, transparent 0%, black 80px, black calc(100% - 80px), transparent 100%);
  }

  .portfolio-card {
    width: 100%;
    background: #f4f4f4;
    border-radius: 20px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 643px;
  }

  .portfolio-image-placeholder {
    width: 42%;
    height: 100%;
    background: #d4d4d4;
  }

  .portfolio-meta {
    margin-top: 16px;
    padding-bottom: 20px;
  }

  .portfolio-project-name {
    font-size: 20px;
    font-weight: 600;
    color: #000000;
    margin-bottom: 6px;
  }

  .portfolio-problem {
    font-size: 15px;
    font-weight: 400;
    color: #000000;
  }

  .portfolio-problem strong {
    font-weight: 600;
  }

  @media (max-width: 768px) {
    .portfolio-title    { padding: 0 20px; }
    .portfolio-container { padding: 80px 20px 40px; }
    .portfolio-card     { height: 515px; }
    .portfolio-image-placeholder { width: 80%; }
  }

  /* ─── WORK SECTION ─── */
  .work-section {
    padding: 180px 48px 80px;
    max-width: 900px;
    margin: 0 auto;
    width: 100%;
  }

  .work-entry {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
  }

  .work-left {
    display: flex;
    align-items: flex-start;
    gap: 18px;
  }

  /* Bajaj Finserv logo block */
  .bajaj-logo {
    width: 64px;
    height: 64px;
    min-width: 64px;
    background: #004C97;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
  }

  .bajaj-logo svg {
    width: 56px;
    height: 56px;
  }

  .company-info {
    display: flex;
    flex-direction: column;
    gap: 3px;
    padding-top: 4px;
  }

  .company-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--black);
    line-height: 1.3;
  }

  .company-role {
    font-size: 13px;
    font-weight: 400;
    color: var(--gray);
    margin-top: 3px;
  }

  .company-period {
    font-size: 13px;
    font-weight: 400;
    color: var(--gray);
  }

  .work-right {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }

  .work-desc {
    font-size: 14px;
    font-weight: 400;
    color: var(--gray);
    line-height: 1.75;
  }

  .work-highlights {
    display: flex;
    flex-direction: column;
    gap: 5px;
  }

  .work-highlight {
    font-size: 13.5px;
    color: #555;
    line-height: 1.65;
  }

  .work-highlight strong {
    font-weight: 600;
    color: var(--black);
  }

  /* ─── MOBILE ─── */
  @media (max-width: 768px) {
    nav {
      padding: 20px 20px;
    }

    .hero-center {
      max-width: 100%;
      padding: 0 16px;
    }

    .tagline { font-size: 16px; }

    .sub-tagline {
      font-size: 14px;
      margin-bottom: 32px;
    }

    .stats { gap: 32px; }
    .stat-num { font-size: 18px; }
    .stat-label { font-size: 12px; }
    .stat-digital { display: none; }

    /* Work section */
    .work-section {
      padding: 80px 20px 10px;
    }

    .work-entry {
      grid-template-columns: 1fr;
      gap: 28px;
    }

    /* Company info first, description below on mobile */
    .work-right { order: 2; }
    .work-left  { order: 1; }

    .work-desc { font-size: 13px; }
    .work-highlight { font-size: 13px; }
  }



  .about-section {
    display: flex;
    flex-direction: column;
    padding: 0 220px 120px;
    font-family: 'Inter', sans-serif;
  }
  .about-hero-title {
    font-size: 52px;
    font-weight: 400;
    color: #000000;
    line-height: 1.15;
    margin-bottom: 8px;
  }
  .about-hero-subtitle {
    font-size: 52px;
    font-weight: 400;
    font-style: italic;
    font-family: Georgia, serif;
    color: #aaaaaa;
    line-height: 1.15;
    margin-bottom: 56px;
  }
  .about-text p {
    font-size: 15px;
    font-weight: 400;
    line-height: 1.8;
    color: #111111;
    margin-bottom: 28px;
    text-align: left;
  }
  .about-text p:last-child { margin-bottom: 0; }
  .about-page-inner { padding: 80px 220px 120px; }
  @media (max-width: 768px) {
    .about-section { padding: 0 20px 80px; }
    .about-hero-title, .about-hero-subtitle { font-size: 36px; }
    .about-page-inner { padding: 60px 20px 80px; }
  }



  .ai-section {
    padding: 0 100px;
    font-family: 'Inter', sans-serif;
  }
  .ai-category {
    margin-bottom: 48px;
  }
  .ai-category-title {
    font-size: 15px;
    font-weight: 600;
    color: #000000;
    margin-bottom: 16px;
  }
  .ai-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  .ai-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .ai-card-image {
    width: 100%;
    aspect-ratio: 4/5;
    background: #ebebeb;
    border-radius: 14px;
  }
  .ai-card-caption {
    font-size: 13px;
    font-weight: 400;
    color: #000000;
  }
  @media (max-width: 768px) {
    .ai-section { padding: 0 20px; }
    .ai-grid { grid-template-columns: repeat(2, 1fr); }
  }



  * { cursor: none; }
  a, button, .nav-link, .page-close, .portfolio-card, .logo { cursor: none; }

  #cursor-dot {
    position: fixed;
    top: 0; left: 0;
    width: 8px; height: 8px;
    background: #000000;
    border-radius: 50%;
    pointer-events: none;
    z-index: 9999;
    transform: translate(-50%, -50%);
    transition: width 0.15s, height 0.15s, background 0.15s;
  }

  #cursor-ring {
    position: fixed;
    top: 0; left: 0;
    width: 48px; height: 48px;
    border: 1px solid rgba(0,0,0,0.35);
    border-radius: 50%;
    pointer-events: none;
    z-index: 9998;
    transform: translate(-50%, -50%);
    transition: width 0.2s, height 0.2s, border-color 0.2s;
  }

  #cursor-dot.expanded  { width: 12px; height: 12px; }
  #cursor-ring.expanded { width: 72px; height: 72px; border-color: rgba(0,0,0,0.15); }