/* style.css — Louis Aung Portfolio*/
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

  :root {
    --ink: #111110;
    --ink-soft: #6b6b67;
    --ink-faint: #b0afa9;
    --paper: #f9f8f5;
    --paper-warm: #f1f0eb;
    --accent: #c8622a;
    --accent-light: #f5ede6;
    --border: rgba(17,17,16,0.1);
    --font-display: 'DM Serif Display', serif;
    --font-body: 'DM Sans', sans-serif;
    --max: 1100px;
  }

  html { scroll-behavior: smooth; }
  body { font-family: var(--font-body); background: var(--paper); color: var(--ink); line-height: 1.6; font-size: 16px; font-weight: 300; }

  /* NAV */
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    background: rgba(249,248,245,0.9); backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 0 2rem; height: 56px;
    display: flex; align-items: center; justify-content: space-between;
  }
  .nav-logo { font-family: var(--font-display); font-size: 1.1rem; text-decoration: none; color: var(--ink); }
  .nav-links { display: flex; gap: 2rem; list-style: none; align-items: center; }
  .nav-links a { font-size: 0.82rem; text-decoration: none; color: var(--ink-soft); letter-spacing: 0.06em; text-transform: uppercase; font-weight: 400; transition: color 0.2s; }
  .nav-links a:hover { color: var(--ink); }
  .nav-cv-btn {
    display: inline-flex; align-items: center; gap: 0.4rem;
    background: var(--accent); color: #fff !important;
    font-size: 0.78rem; font-weight: 500; letter-spacing: 0.05em; text-transform: uppercase;
    text-decoration: none; padding: 0.45rem 1rem; border-radius: 2px;
    transition: opacity 0.2s, transform 0.15s;
  }
  .nav-cv-btn:hover { opacity: 0.88; transform: translateY(-1px); }
  .nav-cv-btn svg { width: 12px; height: 12px; }

  /* SECTIONS */
  section { padding: 7rem 2rem; }
  .container { max-width: var(--max); margin: 0 auto; }

  /* HERO */
  #hero { padding-top: 10rem; padding-bottom: 7rem; min-height: 92vh; display: flex; align-items: center; }
  .hero-eyebrow { font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); font-weight: 500; margin-bottom: 1.25rem; display: flex; align-items: center; gap: 0.6rem; }
  .hero-eyebrow::before { content: ''; display: block; width: 24px; height: 1px; background: var(--accent); }
  .hero-name { font-family: var(--font-display); font-size: clamp(3rem, 7vw, 5.5rem); line-height: 1.04; letter-spacing: -0.02em; margin-bottom: 1.5rem; }
  .hero-name em { font-style: italic; color: var(--accent); }
  .hero-tagline { font-size: 1.1rem; color: var(--ink-soft); max-width: 500px; line-height: 1.7; margin-bottom: 2.5rem; font-weight: 300; }
  .hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; align-items: center; }
  .hero-cta { display: inline-flex; align-items: center; gap: 0.6rem; background: var(--ink); color: var(--paper); text-decoration: none; font-size: 0.85rem; font-weight: 500; letter-spacing: 0.04em; padding: 0.8rem 1.6rem; border-radius: 2px; transition: background 0.2s, transform 0.15s; }
  .hero-cta:hover { background: var(--accent); transform: translateY(-1px); }
  .hero-cta svg { width: 14px; height: 14px; }
  .hero-cv { display: inline-flex; align-items: center; gap: 0.5rem; color: var(--ink-soft); text-decoration: none; font-size: 0.85rem; font-weight: 400; border: 1px solid var(--border); padding: 0.8rem 1.4rem; border-radius: 2px; transition: color 0.2s, border-color 0.2s, transform 0.15s; }
  .hero-cv:hover { color: var(--accent); border-color: var(--accent); transform: translateY(-1px); }
  .hero-cv svg { width: 14px; height: 14px; }
  .hero-scroll { position: absolute; bottom: 2.5rem; right: 2rem; font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); writing-mode: vertical-rl; display: flex; align-items: center; gap: 0.5rem; }
  .hero-scroll::after { content: ''; display: block; width: 1px; height: 40px; background: var(--ink-faint); }

  /* SECTION LABEL */
  .section-label { font-size: 0.75rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ink-faint); font-weight: 500; margin-bottom: 1rem; display: flex; align-items: center; gap: 0.6rem; }
  .section-label::after { content: ''; flex: 1; max-width: 40px; height: 1px; background: var(--border); }
  .section-title { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem); line-height: 1.1; letter-spacing: -0.02em; margin-bottom: 1.25rem; }
  .section-body { font-size: 1rem; color: var(--ink-soft); line-height: 1.75; font-weight: 300; }

  /* ABOUT */
  #about { background: var(--paper); }
  .about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: start; }
  .about-image-wrapper { position: relative; }
  .about-photo { width: 100%; aspect-ratio: 3/4; object-fit: cover; object-position: top; display: block; border: 1px solid var(--border); }
  .about-image-placeholder { width: 100%; aspect-ratio: 3/4; background: var(--paper-warm); border: 1px solid var(--border); display: flex; align-items: flex-end; overflow: hidden; position: relative; }
  .about-image-placeholder::before { content: ''; position: absolute; inset: 0; background: repeating-linear-gradient(45deg, transparent, transparent 20px, rgba(17,17,16,0.025) 20px, rgba(17,17,16,0.025) 21px); }
  .about-image-label { position: relative; z-index: 1; padding: 1rem 1.2rem; font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-faint); border-top: 1px solid var(--border); width: 100%; background: var(--paper-warm); }
  .about-accent-dot { position: absolute; top: 1.25rem; left: -1.25rem; width: 10px; height: 10px; border-radius: 50%; background: var(--accent); }
  .about-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem 2rem; margin-top: 2.5rem; padding-top: 2.5rem; border-top: 1px solid var(--border); }
  .about-meta-label { font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-faint); font-weight: 500; margin-bottom: 0.3rem; }
  .about-meta-value { font-size: 0.9rem; font-weight: 400; color: var(--ink); }

  /* EXPERIENCE */
  #experience { background: var(--paper-warm); }
  .exp-list { display: flex; flex-direction: column; margin-top: 3.5rem; }
  .exp-item { display: grid; grid-template-columns: 160px 1fr; gap: 2rem; padding: 2.25rem 0; border-top: 1px solid var(--border); position: relative; }
  .exp-item:last-child { border-bottom: 1px solid var(--border); }
  .exp-period { font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--ink-faint); font-weight: 400; padding-top: 0.3rem; line-height: 1.5; }
  .exp-current { display: inline-block; font-size: 0.65rem; letter-spacing: 0.06em; text-transform: uppercase; background: var(--accent-light); color: var(--accent); font-weight: 500; padding: 0.2rem 0.5rem; border-radius: 2px; margin-top: 0.4rem; }
  .exp-company { font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-faint); font-weight: 500; margin-bottom: 0.3rem; }
  .exp-role { font-family: var(--font-display); font-size: 1.25rem; letter-spacing: -0.01em; margin-bottom: 1rem; line-height: 1.2; }
  .exp-bullets { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
  .exp-bullets li { font-size: 0.9rem; color: var(--ink-soft); line-height: 1.6; padding-left: 1.1rem; position: relative; font-weight: 300; }
  .exp-bullets li::before { content: '—'; position: absolute; left: 0; color: var(--accent); font-size: 0.8rem; top: 0.15rem; }

  /* PROJECTS */
  #projects { background: var(--paper); }
  .projects-intro { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 3.5rem; gap: 2rem; flex-wrap: wrap; }
  .projects-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5px; background: var(--border); border: 1px solid var(--border); }
  .project-card { background: var(--paper); padding: 2.25rem 2rem; position: relative; overflow: hidden; transition: background 0.2s; cursor: pointer; text-decoration: none; color: inherit; display: block; }
  .project-card:hover { background: var(--paper-warm); }
  .project-card:hover .project-arrow { transform: translate(4px,-4px); opacity: 1; }
  .project-number { font-size: 0.68rem; letter-spacing: 0.1em; color: var(--ink-faint); font-weight: 500; margin-bottom: 3rem; display: block; }
  .project-tags { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-bottom: 0.9rem; }
  .project-tag { font-size: 0.68rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent); font-weight: 500; background: var(--accent-light); padding: 0.25rem 0.6rem; border-radius: 2px; }
  .project-title { font-family: var(--font-display); font-size: 1.35rem; line-height: 1.2; margin-bottom: 0.75rem; letter-spacing: -0.01em; }
  .project-desc { font-size: 0.88rem; color: var(--ink-soft); line-height: 1.65; font-weight: 300; }
  .project-arrow { position: absolute; top: 2rem; right: 2rem; width: 20px; height: 20px; opacity: 0.25; transition: transform 0.2s, opacity 0.2s; }

  /* SKILLS */
  #skills { background: var(--ink); color: var(--paper); }
  #skills .section-label { color: rgba(249,248,245,0.3); }
  #skills .section-label::after { background: rgba(249,248,245,0.1); }
  #skills .section-title { color: var(--paper); }
  .skills-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-top: 4rem; border-top: 1px solid rgba(249,248,245,0.08); border-left: 1px solid rgba(249,248,245,0.08); }
  .skill-group { padding: 2.25rem 2rem; border-right: 1px solid rgba(249,248,245,0.08); border-bottom: 1px solid rgba(249,248,245,0.08); }
  .skill-group-icon { font-size: 1.2rem; margin-bottom: 1rem; opacity: 0.45; }
  .skill-group-name { font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(249,248,245,0.4); font-weight: 500; margin-bottom: 1.25rem; }
  .skill-list { list-style: none; display: flex; flex-direction: column; gap: 0.6rem; }
  .skill-item { font-size: 0.9rem; color: rgba(249,248,245,0.78); font-weight: 300; display: flex; align-items: center; gap: 0.5rem; }
  .skill-item::before { content: ''; width: 4px; height: 4px; border-radius: 50%; background: var(--accent); flex-shrink: 0; }
  .proficiency-row { margin-top: 3.5rem; padding-top: 3.5rem; border-top: 1px solid rgba(249,248,245,0.08); display: grid; grid-template-columns: repeat(4,1fr); gap: 1.5rem 2rem; }
  .proficiency-item { display: flex; flex-direction: column; gap: 0.6rem; }
  .proficiency-name { font-size: 0.8rem; color: rgba(249,248,245,0.5); font-weight: 400; }
  .proficiency-bar-track { height: 2px; background: rgba(249,248,245,0.1); border-radius: 1px; }
  .proficiency-bar { height: 2px; background: var(--accent); border-radius: 1px; }
  .proficiency-pct { font-size: 0.72rem; color: rgba(249,248,245,0.3); font-weight: 400; }

  /* CV BANNER */
  #cv-banner {
    background: var(--accent-light);
    border-top: 1px solid rgba(200,98,42,0.15);
    border-bottom: 1px solid rgba(200,98,42,0.15);
    padding: 3.5rem 2rem;
  }
  .cv-banner-inner { max-width: var(--max); margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 2rem; flex-wrap: wrap; }
  .cv-banner-text h2 { font-family: var(--font-display); font-size: 1.75rem; letter-spacing: -0.02em; margin-bottom: 0.4rem; color: var(--ink); }
  .cv-banner-text p { font-size: 0.92rem; color: var(--ink-soft); font-weight: 300; }
  .cv-download-btn {
    display: inline-flex; align-items: center; gap: 0.6rem;
    background: var(--accent); color: #fff;
    text-decoration: none; font-size: 0.88rem; font-weight: 500; letter-spacing: 0.04em;
    padding: 0.9rem 1.8rem; border-radius: 2px; white-space: nowrap;
    transition: opacity 0.2s, transform 0.15s; flex-shrink: 0;
  }
  .cv-download-btn:hover { opacity: 0.88; transform: translateY(-1px); }
  .cv-download-btn svg { width: 16px; height: 16px; }
  .cv-meta { display: flex; gap: 2rem; margin-top: 0.75rem; flex-wrap: wrap; }
  .cv-meta-item { display: flex; align-items: center; gap: 0.4rem; font-size: 0.78rem; color: var(--ink-faint); }
  .cv-meta-dot { width: 4px; height: 4px; border-radius: 50%; background: var(--accent); opacity: 0.6; }

  /* CONTACT */
  #contact { background: var(--paper); }
  .contact-grid { display: grid; grid-template-columns: 5fr 4fr; gap: 6rem; align-items: start; }
  .contact-form { display: flex; flex-direction: column; gap: 1.25rem; }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
  .form-field { display: flex; flex-direction: column; gap: 0.45rem; }
  .form-label { font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); font-weight: 500; }
  .form-input { font-family: var(--font-body); font-size: 0.9rem; font-weight: 300; color: var(--ink); background: var(--paper-warm); border: 1px solid var(--border); padding: 0.75rem 1rem; border-radius: 2px; outline: none; transition: border-color 0.2s, background 0.2s; width: 100%; }
  .form-input:focus { border-color: var(--accent); background: #fff; }
  textarea.form-input { resize: vertical; min-height: 130px; }
  .form-submit { font-family: var(--font-body); font-size: 0.85rem; font-weight: 500; letter-spacing: 0.04em; color: var(--paper); background: var(--ink); border: none; padding: 0.9rem 2rem; border-radius: 2px; cursor: pointer; align-self: flex-start; transition: background 0.2s, transform 0.15s; }
  .form-submit:hover { background: var(--accent); transform: translateY(-1px); }
  .contact-aside { padding-top: 0.5rem; }
  .contact-aside-title { font-family: var(--font-display); font-size: 1.5rem; line-height: 1.25; letter-spacing: -0.01em; margin-bottom: 1.25rem; }
  .contact-aside-body { font-size: 0.9rem; color: var(--ink-soft); line-height: 1.7; font-weight: 300; margin-bottom: 2.5rem; }
  .contact-links { display: flex; flex-direction: column; gap: 0.9rem; }
  .contact-link { display: flex; align-items: center; gap: 0.75rem; font-size: 0.88rem; color: var(--ink-soft); text-decoration: none; transition: color 0.2s; }
  .contact-link:hover { color: var(--accent); }
  .contact-link-icon { width: 32px; height: 32px; border: 1px solid var(--border); border-radius: 2px; display: flex; align-items: center; justify-content: center; font-size: 0.78rem; flex-shrink: 0; transition: border-color 0.2s, background 0.2s; font-weight: 500; }
  .contact-link:hover .contact-link-icon { border-color: var(--accent); background: var(--accent-light); }

  /* FOOTER */
  footer { border-top: 1px solid var(--border); padding: 2rem; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
  .footer-name { font-family: var(--font-display); font-size: 0.95rem; color: var(--ink); text-decoration: none; }
  .footer-copy { font-size: 0.75rem; color: var(--ink-faint); font-weight: 300; }

  /* ANIMATIONS */
  .reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
  .reveal.visible { opacity: 1; transform: none; }

  /* RESPONSIVE */
  @media (max-width: 768px) {
    .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
    .projects-grid { grid-template-columns: 1fr; }
    .project-card[style*="span 2"] {grid-column: span 1 !important;}
    .skills-grid { grid-template-columns: 1fr 1fr; }
    .skills-grid .skill-group:nth-child(odd) { border-right: 1px solid rgba(249,248,245,0.08); }
    .form-row { grid-template-columns: 1fr; }
    .proficiency-row { grid-template-columns: 1fr 1fr; }
    .nav-links { display: none; }
    .hero-name { font-size: clamp(2.4rem, 10vw, 4rem); }
    .exp-item { grid-template-columns: 1fr; gap: 0.5rem; }
    .exp-period { padding-top: 0; }
    .cv-banner-inner { flex-direction: column; align-items: flex-start; }
  }