:root {
      --landing-background: #ffffff;
      --landing-foreground: #f5f5f5;
      --landing-text: #191919;
      --landing-text-muted: #6b6b6b;
      --landing-primary: #191919;
      --landing-secondary: #d9d9d9;
      --landing-hover: #333333;
      --landing-focus: #555555;
      --landing-overlay: rgba(0, 0, 0, .08);
      --landing-gradient-primary: linear-gradient(135deg, #f5f5f5, #ffffff);

      --landing-font-family-primary:
        -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
      --landing-font-family-secondary:
        -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

      --landing-radius-sm: 8px;
      --landing-radius-md: 16px;
      --landing-radius-lg: 20px;
      --container-width: 1200px;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      background: var(--landing-background);
      color: var(--landing-text);
      font-family: var(--landing-font-family-primary);
      line-height: 1.5;
    }

    img {
      max-width: 100%;
    }

    button,
    a {
      -webkit-tap-highlight-color: transparent;
    }

    section {
      scroll-margin-top: 80px;
    }

    /* =========================================================
       GLOBAL ANIMATION
    ========================================================= */

    @keyframes fadeUp {
      from {
        opacity: 0;
        transform: translateY(24px);
      }

      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .reveal-element {
      opacity: 0;
      transform: translateY(24px);
      transition:
        opacity .7s cubic-bezier(.4, 0, .2, 1),
        transform .7s cubic-bezier(.4, 0, .2, 1);
    }

    .reveal-element.is-visible {
      opacity: 1;
      transform: translateY(0);
    }

    /* =========================================================
       NAVBAR
    ========================================================= */

    .notion-navbar {
      position: sticky;
      top: 0;
      z-index: 1000;
      width: 100%;
      background: var(--landing-background);
      border-bottom: 1px solid var(--landing-foreground);
      font-family: var(--landing-font-family-primary);
    }

    .notion-navbar-container {
      display: flex;
      justify-content: space-between;
      align-items: center;
      width: 100%;
      max-width: var(--container-width);
      margin: auto;
      padding: 16px 24px;
    }

    .notion-navbar-logo {
      color: var(--landing-text);
      font-family: var(--landing-font-family-secondary);
      font-size: 18px;
      font-weight: 700;
      letter-spacing: -.5px;
      text-decoration: none;
      transition: opacity .2s ease, transform .2s ease;
    }

    .notion-navbar-logo:hover {
      opacity: .8;
      transform: translateY(-1px);
    }

    .notion-navbar-menu {
      display: flex;
      align-items: center;
      gap: 32px;
    }

    .notion-navbar-links {
      display: flex;
      align-items: center;
      gap: 24px;
    }

    .notion-nav-link {
      color: var(--landing-text-muted);
      font-size: 14px;
      font-weight: 500;
      text-decoration: none;
      transition: color .2s ease, transform .2s ease;
    }

    .notion-nav-link:hover,
    .notion-nav-link.active {
      color: var(--landing-text);
      transform: translateY(-1px);
    }

    .notion-navbar-social {
      display: flex;
      align-items: center;
      gap: 16px;
      padding-left: 24px;
      border-left: 1px solid var(--landing-foreground);
    }

    .notion-social-link {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 20px;
      height: 20px;
      color: var(--landing-text-muted);
      text-decoration: none;
      transition: color .2s ease, transform .2s ease;
    }

    .notion-social-link:hover {
      color: var(--landing-text);
      transform: scale(1.1);
    }

    .notion-social-link svg {
      width: 100%;
      height: 100%;
      stroke: currentColor;
    }

    .notion-navbar-toggle {
      display: none;
      align-items: center;
      justify-content: center;
      padding: 8px;
      color: var(--landing-text);
      background: transparent;
      border: 0;
      cursor: pointer;
    }

    .notion-navbar-toggle svg {
      width: 24px;
      height: 24px;
      stroke: currentColor;
    }

    /* =========================================================
       HERO
    ========================================================= */

    .hero-section {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 100%;
      min-height: 800px;
      padding: 80px 24px;
      overflow: hidden;
      background: var(--landing-background);
      color: var(--landing-text);
    }

    .hero-container {
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
      max-width: var(--container-width);
      gap: 48px;
    }

    .hero-content {
      display: flex;
      flex: 1;
      flex-direction: column;
      width: 100%;
    }

    .hero-text-wrapper {
      display: flex;
      flex-direction: column;
      gap: 24px;
    }

    .hero-heading {
      margin: 0;
      color: var(--landing-text);
      font-family: var(--landing-font-family-secondary);
      font-size: 48px;
      font-weight: 700;
      line-height: 1.2;
      letter-spacing: -1px;
      opacity: 0;
      transform: translateY(24px);
      animation: fadeUp .8s cubic-bezier(.4, 0, .2, 1) forwards;
    }

    .hero-description {
      max-width: 600px;
      margin: 0;
      color: var(--landing-text-muted);
      font-size: 18px;
      line-height: 1.6;
      opacity: 0;
      transform: translateY(24px);
      animation: fadeUp .8s cubic-bezier(.4, 0, .2, 1) .2s forwards;
    }

    .hero-ctas {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-top: 16px;
      opacity: 0;
      transform: translateY(24px);
      animation: fadeUp .8s cubic-bezier(.4, 0, .2, 1) .4s forwards;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 14px 28px;
      border-radius: var(--landing-radius-sm);
      font-size: 16px;
      font-weight: 500;
      text-decoration: none;
      cursor: pointer;
      transition: all .3s cubic-bezier(.4, 0, .2, 1);
    }

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

    .btn-primary:hover {
      background: var(--landing-hover);
      border-color: var(--landing-hover);
      transform: translateY(-2px);
    }

    .btn-secondary {
      color: var(--landing-text);
      background: transparent;
      border: 1px solid var(--landing-secondary);
    }

    .btn-secondary:hover {
      background: var(--landing-foreground);
      transform: translateY(-2px);
    }

    .hero-image-wrapper {
      display: flex;
      flex: 1;
      align-items: center;
      justify-content: center;
      width: 100%;
      opacity: 0;
      transform: translateY(24px);
      animation: fadeUp .8s cubic-bezier(.4, 0, .2, 1) .6s forwards;
    }

    .notion-frame {
      display: flex;
      flex-direction: column;
      position: relative;
      width: 100%;
      max-width: 440px;
      padding: 16px;
      background: var(--landing-background);
      border: 1px solid var(--landing-secondary);
      border-radius: var(--landing-radius-lg);
    }

    .notion-frame::before {
      display: block;
      width: 40px;
      height: 12px;
      margin-bottom: 16px;
      content: "";
      background-image:
        radial-gradient(circle, var(--landing-secondary) 2px, transparent 2px);
      background-repeat: repeat-x;
      background-size: 12px 12px;
      background-position: left center;
      opacity: .3;
    }

    .profile-img {
      display: block;
      width: 100%;
      height: auto;
      aspect-ratio: 4 / 5;
      object-fit: cover;
      border: 1px solid var(--landing-foreground);
      border-radius: var(--landing-radius-sm);
    }

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

    .about-section {
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
      min-height: 80vh;
      padding: 80px 24px;
      background: var(--landing-foreground);
    }

    .page-container {
      display: flex;
      flex-direction: column;
      position: relative;
      z-index: 1;
      width: 100%;
      max-width: 800px;
      padding: 80px 64px;
      background: var(--landing-background);
      border-radius: var(--landing-radius-lg);
    }

    .page-container::before {
      position: absolute;
      top: 8px;
      left: 0;
      z-index: -1;
      width: 100%;
      height: 100%;
      content: "";
      background: var(--landing-text);
      border-radius: var(--landing-radius-lg);
      opacity: .05;
    }

    .page-title {
      margin: 0 0 40px;
      color: var(--landing-text);
      font-family: var(--landing-font-family-secondary);
      font-size: 48px;
      font-weight: 700;
      line-height: 1.1;
      letter-spacing: -1px;
    }

    .quote-block {
      display: flex;
      width: 100%;
      margin: 0 0 48px;
      padding: 8px 0 8px 24px;
      border-left: 4px solid var(--landing-text);
    }

    .quote-text {
      color: var(--landing-text-muted);
      font-size: 22px;
      font-style: italic;
      font-weight: 400;
      line-height: 36px;
    }

    .list-section {
      display: flex;
      flex-direction: column;
      width: 100%;
    }

    .list-title {
      margin: 0 0 24px;
      color: var(--landing-text);
      font-family: var(--landing-font-family-secondary);
      font-size: 24px;
      font-weight: 600;
    }

    .notion-list {
      display: flex;
      flex-direction: column;
      gap: 12px;
      padding: 0;
      list-style: none;
    }

    .list-item {
      display: flex;
      align-items: flex-start;
      width: 100%;
      padding: 8px;
      border-radius: var(--landing-radius-sm);
      transition: background .2s ease, transform .2s ease;
    }

    .list-item:hover {
      background: var(--landing-foreground);
      transform: translateX(3px);
    }

    .bullet-icon {
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      width: 24px;
      height: 28px;
      margin-right: 12px;
    }

    .item-text {
      color: var(--landing-text);
      font-size: 18px;
      line-height: 28px;
    }

    /* =========================================================
       SKILLS & SERVICES
    ========================================================= */

    .skills-section {
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
      padding: 96px 24px;
      background: var(--landing-background);
      color: var(--landing-text);
    }

    .skills-container {
      display: flex;
      flex-direction: column;
      width: 100%;
      max-width: var(--container-width);
      gap: 56px;
    }

    .skills-header {
      display: flex;
      flex-direction: column;
      max-width: 768px;
      gap: 16px;
    }

    .skills-title {
      color: var(--landing-text);
      font-family: var(--landing-font-family-secondary);
      font-size: 48px;
      font-weight: 700;
      line-height: 56px;
      letter-spacing: -1px;
    }

    .skills-description {
      color: var(--landing-text-muted);
      font-size: 18px;
      line-height: 28px;
    }

    .skills-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      width: 100%;
      gap: 24px;
    }

    .skill-card {
      display: flex;
      flex-direction: column;
      gap: 24px;
      padding: 32px;
      background: var(--landing-background);
      border: 1px solid var(--landing-foreground);
      border-radius: var(--landing-radius-md);
      opacity: 0;
      transform: translateY(24px);
      transition:
        transform .3s ease,
        box-shadow .3s ease,
        border-color .3s ease;
    }

    .skill-card.is-visible {
      opacity: 1;
      transform: translateY(0);
    }

    .skill-card:hover {
      border-color: var(--landing-text-muted);
      box-shadow: 0 12px 24px var(--landing-overlay);
      transform: translateY(-4px);
    }

    .skill-card-header {
      display: flex;
      align-items: center;
      gap: 16px;
    }

    .skill-icon-wrapper {
      display: flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      width: 48px;
      height: 48px;
      background: var(--landing-gradient-primary);
      border: 1px solid var(--landing-foreground);
      border-radius: var(--landing-radius-sm);
    }

    .skill-icon {
      width: 24px;
      height: 24px;
      fill: none;
      stroke: var(--landing-text);
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
    }

    .skill-name {
      color: var(--landing-text);
      font-family: var(--landing-font-family-secondary);
      font-size: 20px;
      font-weight: 600;
      line-height: 28px;
    }

    .skill-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .skill-tag {
      padding: 4px 12px;
      color: var(--landing-text-muted);
      background: var(--landing-foreground);
      border-radius: 16px;
      font-size: 14px;
      font-weight: 500;
      line-height: 20px;
    }

    .skill-detail {
      flex-grow: 1;
      color: var(--landing-text-muted);
      font-size: 16px;
      line-height: 24px;
    }

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

    .portfolio-section {
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
      padding: 96px 24px;
      background: var(--landing-foreground);
    }

    .portfolio-container {
      display: flex;
      flex-direction: column;
      width: 100%;
      max-width: var(--container-width);
      gap: 64px;
    }

    .portfolio-header {
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
      gap: 16px;
      text-align: center;
    }

    .portfolio-header h2 {
      margin: 0;
      color: var(--landing-text);
      font-family: var(--landing-font-family-secondary);
      font-size: 48px;
      font-weight: 700;
      line-height: 1.2;
      letter-spacing: -1px;
    }

    .portfolio-header p {
      width: 100%;
      max-width: 600px;
      margin: 0;
      color: var(--landing-text-muted);
      font-size: 18px;
      line-height: 1.6;
    }

    .portfolio-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      width: 100%;
      gap: 32px;
    }

    .portfolio-card {
      display: flex;
      flex-direction: column;
      overflow: hidden;
      background: var(--landing-background);
      border: 1px solid var(--landing-secondary);
      border-radius: var(--landing-radius-md);
      box-shadow: 0 4px 12px var(--landing-overlay);
      transition: transform .3s ease, box-shadow .3s ease;
    }

    .portfolio-card:hover {
      box-shadow: 0 20px 24px -4px var(--landing-overlay);
      transform: translateY(-8px);
    }

    .portfolio-image-wrapper {
      display: flex;
      flex-direction: column;
      width: 100%;
      height: 240px;
      overflow: hidden;
      border-bottom: 1px solid var(--landing-secondary);
    }

    .portfolio-image-wrapper img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .5s ease;
    }

    .portfolio-card:hover .portfolio-image-wrapper img {
      transform: scale(1.05);
    }

    .portfolio-content {
      display: flex;
      flex-direction: column;
      flex-grow: 1;
      gap: 16px;
      padding: 32px 24px;
    }

    .portfolio-content h3 {
      margin: 0;
      color: var(--landing-text);
      font-family: var(--landing-font-family-secondary);
      font-size: 24px;
      font-weight: 600;
      line-height: 1.3;
    }

    .portfolio-content p {
      flex-grow: 1;
      margin: 0;
      color: var(--landing-text-muted);
      font-size: 16px;
      line-height: 1.6;
    }

    .portfolio-link {
      display: inline-flex;
      flex-direction: row;
      align-items: center;
      width: fit-content;
      gap: 8px;
      margin-top: 8px;
      color: var(--landing-primary);
      font-size: 16px;
      font-weight: 600;
      text-decoration: none;
      transition: color .2s ease;
    }

    .portfolio-link:hover {
      color: var(--landing-text-muted);
    }

    .portfolio-link svg {
      width: 20px;
      height: 20px;
      fill: none;
      stroke: currentColor;
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
      transition: transform .2s ease;
    }

    .portfolio-link:hover svg {
      transform: translateX(4px);
    }

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

    .contact-section {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      width: 100%;
      padding: 120px 24px;
      background: var(--landing-background);
      color: var(--landing-text);
    }

    .contact-container {
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
      max-width: 800px;
      gap: 40px;
      text-align: center;
    }

    .contact-header {
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
      gap: 24px;
    }

    .contact-heading {
      margin: 0;
      color: var(--landing-text);
      font-family: var(--landing-font-family-secondary);
      font-size: 56px;
      font-weight: 700;
      line-height: 64px;
      letter-spacing: -1px;
    }

    .contact-description {
      width: 100%;
      max-width: 640px;
      margin: 0;
      color: var(--landing-text-muted);
      font-size: 20px;
      line-height: 32px;
    }

    .contact-actions {
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
      gap: 48px;
    }

    .cta-button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 16px 40px;
      color: var(--landing-background);
      background: var(--landing-primary);
      border: 2px solid var(--landing-primary);
      border-radius: var(--landing-radius-sm);
      font-size: 18px;
      font-weight: 600;
      text-decoration: none;
      cursor: pointer;
      transition:
        transform .3s cubic-bezier(.4, 0, .2, 1),
        background-color .3s cubic-bezier(.4, 0, .2, 1);
    }

    .cta-button:hover {
      background: var(--landing-hover);
      border-color: var(--landing-hover);
      transform: translateY(-4px);
    }

    .social-links-container {
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
      gap: 24px;
    }

    .social-links {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: center;
      width: 100%;
      gap: 32px;
    }

    .social-icon {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 72px;
      height: 72px;
      color: var(--landing-primary);
      background: var(--landing-foreground);
      border: 1px solid var(--landing-secondary);
      border-radius: 50%;
      text-decoration: none;
      transition:
        transform .3s cubic-bezier(.4, 0, .2, 1),
        background-color .3s cubic-bezier(.4, 0, .2, 1),
        color .3s cubic-bezier(.4, 0, .2, 1);
    }

    .social-icon:hover {
      color: var(--landing-background);
      background: var(--landing-primary);
      border-color: var(--landing-primary);
      transform: scale(1.1);
    }

    .social-icon svg {
      width: 32px;
      height: 32px;
      fill: currentColor;
      transition: transform .3s cubic-bezier(.4, 0, .2, 1);
    }

    .social-icon:hover svg {
      transform: scale(1.05);
    }

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

    .portfolio-footer {
      display: flex;
      flex-direction: column;
      align-items: center;
      width: 100%;
      padding: 64px 24px 32px;
      color: var(--landing-text);
      background: var(--landing-background);
      border-top: 1px solid var(--landing-foreground);
    }

    .footer-wrapper {
      display: flex;
      flex-direction: column;
      width: 100%;
      max-width: var(--container-width);
      gap: 64px;
    }

    .footer-main {
      display: flex;
      flex-direction: row;
      align-items: flex-start;
      justify-content: space-between;
      width: 100%;
      gap: 48px;
    }

    .footer-brand-section {
      display: flex;
      flex-direction: column;
      max-width: 360px;
      gap: 16px;
    }

    .footer-brand-name {
      margin: 0;
      color: var(--landing-primary);
      font-family: var(--landing-font-family-secondary);
      font-size: 24px;
      font-weight: 700;
      letter-spacing: -.5px;
    }

    .footer-brand-desc {
      margin: 0;
      color: var(--landing-text-muted);
      font-size: 15px;
      line-height: 24px;
    }

    .footer-nav-section,
    .footer-social-section {
      display: flex;
      flex-direction: column;
      gap: 20px;
    }

    .footer-nav-title,
    .footer-social-title {
      margin: 0;
      color: var(--landing-text-muted);
      font-family: var(--landing-font-family-secondary);
      font-size: 12px;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .footer-nav-links {
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .footer-nav-links a {
      display: inline-block;
      width: fit-content;
      color: var(--landing-text);
      font-size: 15px;
      font-weight: 500;
      text-decoration: none;
      transition: color .2s ease, transform .2s ease;
    }

    .footer-nav-links a:hover {
      color: var(--landing-text-muted);
      transform: translateX(4px);
    }

    .footer-social-links {
      display: flex;
      flex-direction: row;
      gap: 12px;
    }

    .footer-social-links a {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 40px;
      height: 40px;
      color: var(--landing-text);
      background: var(--landing-foreground);
      border-radius: var(--landing-radius-sm);
      text-decoration: none;
      transition:
        background-color .3s ease,
        color .3s ease,
        transform .3s ease;
    }

    .footer-social-links a:hover {
      color: var(--landing-background);
      background: var(--landing-secondary);
      transform: scale(1.05);
    }

    .footer-social-links svg {
      width: 18px;
      height: 18px;
      fill: currentColor;
    }

    .footer-bottom {
      display: flex;
      flex-direction: row;
      align-items: center;
      justify-content: space-between;
      width: 100%;
      padding-top: 32px;
      gap: 24px;
      border-top: 1px solid var(--landing-foreground);
    }

    .footer-copyright {
      margin: 0;
      color: var(--landing-text-muted);
      font-size: 14px;
    }

    .footer-back-to-top {
      display: flex;
      flex-direction: row;
      align-items: center;
      gap: 8px;
      padding: 8px 12px;
      color: var(--landing-text-muted);
      background: transparent;
      border: none;
      font-family: var(--landing-font-family-primary);
      font-size: 14px;
      font-weight: 500;
      cursor: pointer;
      transition: color .2s ease;
    }

    .footer-back-to-top:hover {
      color: var(--landing-primary);
    }

    .footer-back-to-top svg {
      width: 16px;
      height: 16px;
      fill: none;
      stroke: currentColor;
      stroke-width: 2;
      stroke-linecap: round;
      stroke-linejoin: round;
      transition: transform .2s ease;
    }

    .footer-back-to-top:hover svg {
      transform: translateY(-4px);
    }

    /* =========================================================
       SCREEN READER
    ========================================================= */

    .sr-only {
      position: absolute;
      width: 1px;
      height: 1px;
      padding: 0;
      margin: -1px;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
      white-space: nowrap;
      border: 0;
    }

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

    @media (min-width: 768px) {
      .hero-heading {
        font-size: 56px;
      }

      .hero-description {
        font-size: 20px;
      }
    }

    @media (min-width: 992px) {
      .hero-container {
        flex-direction: row-reverse;
        justify-content: space-between;
        gap: 80px;
      }

      .hero-heading {
        font-size: 64px;
      }
    }

    @media (max-width: 768px) {
      .notion-navbar-container {
        flex-wrap: wrap;
      }

      .notion-navbar-toggle {
        display: flex;
      }

      .notion-navbar-menu {
        display: none;
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        padding: 16px 24px 32px;
        gap: 24px;
        background: var(--landing-background);
        border-top: 1px solid var(--landing-foreground);
      }

      .notion-navbar-menu.is-open {
        display: flex;
      }

      .notion-navbar-links {
        flex-direction: column;
        align-items: flex-start;
        width: 100%;
        gap: 16px;
      }

      .notion-nav-link {
        width: 100%;
        padding: 8px 0;
        font-size: 16px;
      }

      .notion-navbar-social {
        width: 100%;
        padding: 24px 0 0;
        border-top: 1px solid var(--landing-foreground);
        border-left: 0;
        gap: 24px;
      }

      .notion-social-link {
        width: 24px;
        height: 24px;
      }

      .hero-section {
        min-height: auto;
        padding: 56px 16px;
      }

      .hero-heading {
        font-size: 40px;
      }

      .about-section {
        padding: 40px 16px;
      }

      .page-container {
        padding: 48px 24px;
      }

      .page-title {
        margin-bottom: 32px;
        font-size: 36px;
      }

      .quote-text {
        font-size: 18px;
        line-height: 30px;
      }

      .quote-block {
        margin-bottom: 40px;
        padding: 4px 0 4px 16px;
      }

      .item-text {
        font-size: 16px;
        line-height: 26px;
      }

      .skills-section {
        padding: 64px 16px;
      }

      .skills-title {
        font-size: 36px;
        line-height: 44px;
      }

      .skills-grid {
        grid-template-columns: 1fr;
      }

      .portfolio-section {
        padding: 64px 16px;
      }

      .portfolio-header h2 {
        font-size: 36px;
      }

      .portfolio-container {
        gap: 48px;
      }

      .portfolio-grid {
        grid-template-columns: 1fr;
      }

      .contact-section {
        padding: 80px 24px;
      }

      .contact-heading {
        font-size: 40px;
        line-height: 48px;
      }

      .contact-description {
        font-size: 18px;
        line-height: 28px;
      }

      .social-links {
        gap: 20px;
      }

      .social-icon {
        width: 60px;
        height: 60px;
      }

      .social-icon svg {
        width: 26px;
        height: 26px;
      }

      .portfolio-footer {
        padding: 48px 20px 24px;
      }

      .footer-wrapper {
        gap: 48px;
      }

      .footer-main {
        flex-direction: column;
        gap: 40px;
      }

      .footer-nav-links {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 16px 24px;
      }

      .footer-bottom {
        flex-direction: column-reverse;
        align-items: flex-start;
        gap: 24px;
      }
    }

    @media (max-width: 480px) {
      .notion-navbar-container {
        padding: 14px 16px;
      }

      .notion-navbar-logo {
        font-size: 16px;
      }

      .hero-heading {
        font-size: 34px;
      }

      .hero-ctas {
        flex-direction: column;
      }

      .btn {
        width: 100%;
      }

      .page-container {
        padding: 40px 20px;
      }

      .page-title {
        font-size: 32px;
      }

      .quote-text {
        font-size: 17px;
        line-height: 28px;
      }

      .list-title {
        font-size: 22px;
      }

      .item-text {
        font-size: 15px;
        line-height: 24px;
      }

      .portfolio-grid {
        grid-template-columns: 1fr;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      html {
        scroll-behavior: auto;
      }

      *,
      *::before,
      *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
      }
    }

/* =========================================================
   TECH STACK (new section — split out from Layanan)
========================================================= */

.tech-stack-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  padding: 96px 24px;
  background: var(--landing-foreground);
  color: var(--landing-text);
}

.tech-stack-frame {
  max-width: 100%;
  padding: 32px;
}

.tech-stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  width: 100%;
  gap: 20px;
}

.tech-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 28px 16px;
  background: var(--landing-background);
  border: 1px solid var(--landing-secondary);
  border-radius: var(--landing-radius-md);
  text-align: center;
  opacity: 0;
  transform: translateY(24px);
  transition:
    transform .3s ease,
    box-shadow .3s ease,
    border-color .3s ease;
}

.tech-card.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.tech-card:hover {
  border-color: var(--landing-text-muted);
  box-shadow: 0 12px 24px var(--landing-overlay);
  transform: translateY(-4px);
}

.tech-logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.tech-name {
  color: var(--landing-text);
  font-family: var(--landing-font-family-secondary);
  font-size: 14px;
  font-weight: 600;
}

@media (max-width: 768px) {
  .tech-stack-section {
    padding: 64px 16px;
  }

  .tech-stack-frame {
    padding: 20px;
  }

  .tech-stack-grid {
    grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  }
}

/* =========================================================
   PORTFOLIO CARD — clickable trigger
========================================================= */

.portfolio-card {
  cursor: pointer;
}

.portfolio-card:focus-visible {
  outline: 2px solid var(--landing-primary);
  outline-offset: 4px;
}

.portfolio-link {
  pointer-events: none;
}

/* =========================================================
   PROJECT MODAL
========================================================= */

.project-modal-overlay {
  display: none;
  position: fixed;
  z-index: 2000;
  inset: 0;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  padding: 24px;
  background: rgba(0, 0, 0, .55);
  opacity: 0;
  transition: opacity .3s ease;
}

.project-modal-overlay.is-open {
  display: flex;
  opacity: 1;
}

.project-modal {
  display: flex;
  flex-direction: column;
  position: relative;
  width: 100%;
  max-width: 640px;
  max-height: 88vh;
  overflow-y: auto;
  background: var(--landing-background);
  border: 1px solid var(--landing-secondary);
  border-radius: var(--landing-radius-lg);
  box-shadow: 0 24px 48px var(--landing-overlay);
  opacity: 0;
  transform: translateY(24px) scale(.98);
  transition:
    opacity .3s cubic-bezier(.4, 0, .2, 1),
    transform .3s cubic-bezier(.4, 0, .2, 1);
}

.project-modal-overlay.is-open .project-modal {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.project-modal-image-wrapper {
  width: 100%;
  height: 220px;
  overflow: hidden;
  border-radius: var(--landing-radius-lg) var(--landing-radius-lg) 0 0;
}

.project-modal-image-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-modal-close {
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 16px;
  right: 16px;
  z-index: 1;
  width: 36px;
  height: 36px;
  color: var(--landing-text);
  background: var(--landing-background);
  border: 1px solid var(--landing-secondary);
  border-radius: 50%;
  cursor: pointer;
  transition: background-color .2s ease, transform .2s ease;
}

.project-modal-close:hover {
  background: var(--landing-foreground);
  transform: scale(1.08);
}

.project-modal-close svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.project-modal-body {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 32px 32px 40px;
}

.project-modal-title {
  margin: 0;
  color: var(--landing-text);
  font-family: var(--landing-font-family-secondary);
  font-size: 26px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -.5px;
}

.project-modal-block {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.project-modal-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--landing-text);
  font-family: var(--landing-font-family-secondary);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.project-modal-label::before {
  display: block;
  width: 16px;
  height: 3px;
  content: "";
  background: var(--landing-primary);
  border-radius: 2px;
}

.project-modal-text {
  margin: 0;
  color: var(--landing-text-muted);
  font-size: 16px;
  line-height: 1.6;
}

.project-modal-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  margin-top: 4px;
  padding: 14px 28px;
  color: var(--landing-background);
  background: var(--landing-primary);
  border: 1px solid var(--landing-primary);
  border-radius: var(--landing-radius-sm);
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  transition: all .3s cubic-bezier(.4, 0, .2, 1);
}

.project-modal-cta:hover {
  background: var(--landing-hover);
  border-color: var(--landing-hover);
  transform: translateY(-2px);
}

body.modal-open {
  overflow: hidden;
}

@media (max-width: 480px) {
  .project-modal-body {
    padding: 24px 20px 32px;
  }

  .project-modal-title {
    font-size: 22px;
  }
}