:root {
    --bg: #080c14;
    --bg2: #0d1422;
    --bg3: #111827;
    --card: #0f1a2e;
    --border: #1e3a5f;
    --border2: #243b5e;
    --accent: #00d4ff;
    --accent2: #0096cc;
    --accent3: #00ff88;
    --text: #e8f4f8;
    --text2: #8bafc7;
    --text3: #4a6d8a;
    --glow: rgba(0,212,255,0.15);
    --glow2: rgba(0,255,136,0.1);
    --font-display: 'Syne', sans-serif;
    --font-mono: 'Space Mono', monospace;
    --font-body: 'Inter', sans-serif;
  }

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

  html { scroll-behavior: smooth; }

  body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-weight: 300;
    overflow-x: hidden;
  }

  /* ── NOISE OVERLAY ── */
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
    opacity: 0.6;
  }

  /* ── GRID BACKGROUND ── */
  .grid-bg {
    position: fixed;
    inset: 0;
    background-image:
      linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
    z-index: 0;
  }

  /* ── NAV ── */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 48px;
    height: 64px;
    background: rgba(8,12,20,0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
  }

  .nav-logo {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--accent);
    letter-spacing: 0.12em;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
  }
  .nav-logo span { color: var(--text2); }

  .nav-links {
    display: flex;
    gap: 36px;
    list-style: none;
  }
  .nav-links a {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text2);
    text-decoration: none;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: color 0.2s;
  }
  .nav-links a:hover { color: var(--accent); }

  .nav-lang {
    display: flex;
    gap: 6px;
  }
  .lang-btn {
    font-family: var(--font-mono);
    font-size: 11px;
    padding: 4px 10px;
    border: 1px solid var(--border);
    background: transparent;
    color: var(--text3);
    cursor: pointer;
    letter-spacing: 0.1em;
    transition: all 0.2s;
    border-radius: 2px;
  }
  .lang-btn.active { border-color: var(--accent); color: var(--accent); }
  .lang-btn:hover { border-color: var(--accent2); color: var(--text); }

  /* ── HERO ── */
  #hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 48px 80px;
    overflow: hidden;
    z-index: 1;
  }

  .hero-glow {
    position: absolute;
    top: -200px; right: -200px;
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(0,212,255,0.08) 0%, transparent 70%);
    pointer-events: none;
  }
  .hero-glow2 {
    position: absolute;
    bottom: -100px; left: -100px;
    width: 500px; height: 500px;
    background: radial-gradient(circle, rgba(0,255,136,0.05) 0%, transparent 70%);
    pointer-events: none;
  }


  .hero-content {
    max-width: 800px;
    position: relative;
    z-index: 2;
    animation: fadeUp 0.9s ease both;
  }


  .hero-tag {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .hero-tag::before {
    content: '';
    width: 40px; height: 1px;
    background: var(--accent);
    display: block;
  }

  h1 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(30px, 7vw, 80px);
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 28px;
  }
  h1 .line1 { display: block; color: var(--text); }
  h1 .line2 {
    display: flex;
    text-align: center;
    background: repeating-linear-gradient(90deg, var(--accent), var(--accent3));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }

  .hero-desc {
    font-size: 17px;
    color: var(--text2);
    line-height: 1.7;
    max-width: 560px;
    margin-bottom: 48px;
    font-weight: 300;
  }

  #hero .terminal-decor{
    position: absolute;
    left:900px;
    top: 70%;
  }

  /* ── FOTO DISPOSITIVOS – base (desktop) ── */
  .foto-dispositivos {
    position: absolute;
    right: 280px;
    top: 25%;
    transform: translateY(-50%);
    width: clamp(320px, 36vw, 560px);
    height: auto;
    opacity: 0.92;
    z-index: 2;
    pointer-events: none;
    filter: drop-shadow(0 24px 64px rgba(0,212,255,0.18))
            drop-shadow(0 4px 24px rgba(0,0,0,0.6));
    animation: fadeUp 1s ease 0.3s both;
  }
  .hero-ctas {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
  }

  .btn-primary {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 14px 28px;
    background: var(--accent);
    color: var(--bg);
    border: none;
    cursor: pointer;
    text-decoration: none;
    font-weight: 700;
    transition: all 0.2s;
    position: relative;
    overflow: hidden;
    display: inline-block;
  }
  .btn-primary::after {
    content: '';
    position: absolute;
    inset: 0;
    background: white;
    opacity: 0;
    transition: opacity 0.2s;
  }
  .btn-primary:hover::after { opacity: 0.12; }
  .btn-primary:hover { box-shadow: 0 0 24px rgba(0,212,255,0.4); }

  .btn-outline {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 14px 28px;
    background: transparent;
    color: var(--text2);
    border: 1px solid var(--border2);
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s;
    display: inline-block;
  }
  .btn-outline:hover { border-color: var(--accent); color: var(--accent); }

  .hero-stats {
    position: absolute;
    right: 80px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 32px;
    z-index: 2;
    animation: fadeUp 1.1s ease 0.2s both;
  }
  .stat-item {
    text-align: right;
    border-right: 2px solid var(--border);
    padding-right: 20px;
  }
  .stat-num {
    font-family: var(--font-display);
    font-size: 36px;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
  }
  .stat-label {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text3);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-top: 4px;
  }

  /* ── SECTIONS COMMON ── */
  section {
    position: relative;
    z-index: 1;
  }

  .section-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 100px 48px;
  }

  .section-tag {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--accent3);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .section-tag::before {
    content: '';
    width: 24px; height: 1px;
    background: var(--accent3);
  }

  .section-title {
    font-family: var(--font-display);
    font-size: clamp(28px, 3.5vw, 46px);
    font-weight: 800;
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin-bottom: 16px;
  }
  .section-tag .section-title, h2{
     background: repeating-linear-gradient(60deg, var(--accent), var(--accent3));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;

  }
  .section-sub {
    font-size: 16px;
    color: var(--text2);
    font-weight: 300;
    max-width: 520px;
    line-height: 1.65;
    margin-bottom: 60px;
  }

  /* ── SERVICES ── */
  #services { background: var(--bg2); }
  #services::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
  }

  .services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
  }

  .service-card {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 36px;
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s, transform 0.3s;
    cursor: default;
  }
  .service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--accent3));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
  }
  .service-card:hover { border-color: var(--accent2); transform: translateY(-4px); }
  .service-card:hover::before { transform: scaleX(1); }

  .service-icon {
    width: 48px; height: 48px;
    margin-bottom: 24px;
    color: var(--accent);
  }

  .service-num {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text3);
    letter-spacing: 0.15em;
    margin-bottom: 12px;
  }

  .service-title {
    font-family: var(--font-display);
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--text);
  }

  .service-desc {
    font-size: 14px;
    color: var(--text2);
    line-height: 1.65;
    font-weight: 300;
  }

  .service-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 24px;
  }
  .stag {
    font-family: var(--font-mono);
    font-size: 10px;
    padding: 4px 10px;
    border: 1px solid var(--border2);
    color: var(--text3);
    letter-spacing: 0.08em;
  }

  /* ── PROJECTS ── */
  #projects { background: var(--bg); }

  .projects-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 24px;
  }

  .proj-card {
    background: var(--card);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: border-color 0.3s, transform 0.3s;
    cursor: pointer;
    display: flex;
    flex-direction: column;
  }
  .proj-card:hover { border-color: var(--accent); transform: translateY(-6px); }
  .proj-card:nth-child(1) { grid-column: span 7; }
  .proj-card:nth-child(2) { grid-column: span 5; }
  .proj-card:nth-child(3) { grid-column: span 5; }
  .proj-card:nth-child(4) { grid-column: span 7; }
  .proj-card:nth-child(5) { grid-column: span 7; }


  .proj-thumb {
    height: 200px;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
  }
  .proj-card:nth-child(1) .proj-thumb,
  .proj-card:nth-child(5) .proj-thumb { height: 240px; }

  .proj-thumb-inner {
    width: 100%; height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.2em;
    color: rgba(255,255,255,0.15);
    text-transform: uppercase;
    transition: transform 0.5s ease;
  }
  .proj-card:hover .proj-thumb-inner { transform: scale(1.04); }

  .t1 { background: linear-gradient(135deg, #0d1f3d 0%, #0a2a4a 50%, #071a30 100%); }
  .t2 { background: linear-gradient(135deg, #0a1f15 0%, #0d2b1e 50%, #071a10 100%); }
  .t3 { background: linear-gradient(135deg, #1a0d2e 0%, #2a1050 50%, #140820 100%); }
  .t4 { background: linear-gradient(135deg, #1a1205 0%, #2a1f08 50%, #0d0e00 100%); }
  .t5 { background: linear-gradient(135deg, #1a1205 0%, #2a1f08 50%, #0d0e00 100%); }

  .proj-thumb-icon-01 img{

    display: flex;
    justify-content: center;
    padding: 5px;
    width: 500px; 
  }

  .proj-thumb-icon-02 img{
    display: flex;
    justify-content: center;
    width: 400px;
  }

  .proj-thumb-icon-03 img{
    display: flex;
    justify-content: center;
    width: 380px;
  }

  .proj-thumb-icon-04 img{

    display: flex;
    justify-content: center;
    padding: 5px;
    width: 500px; 
  }
    .proj-thumb-icon-05 img{

    display: flex;
    justify-content: center;
    padding: 5px;
    width: 500px; 
  }

  .project-overlay a{
    color: rgb(8, 60, 124);
    text-decoration: none;
    background-color: #0048ff47;
    padding: 2px ;
    border-radius: 3px;
    border: solid 1px rgb(2, 99, 255);
}

  .proj-thumb-lines {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    padding: 20px;
    opacity: 0.12;
  }
  .thumb-line {
    height: 2px;
    background: var(--accent);
    border-radius: 1px;
  }

  .proj-body { padding: 28px; flex: 1; display: flex; flex-direction: column; }
  .proj-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
  }
  .proj-type {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--accent);
    letter-spacing: 0.15em;
    text-transform: uppercase;
  }
  .proj-year {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text3);
    letter-spacing: 0.1em;
  }
  .proj-title {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 800;
    margin-bottom: 10px;
    color: var(--text);
  }
  .proj-desc {
    font-size: 13px;
    color: var(--text2);
    line-height: 1.6;
    font-weight: 300;
    flex: 1;
  }
  .proj-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
  }
  .ptag {
    font-family: var(--font-mono);
    font-size: 9px;
    padding: 3px 8px;
    background: rgba(0,212,255,0.07);
    border: 1px solid rgba(0,212,255,0.2);
    color: var(--accent2);
    letter-spacing: 0.08em;
    text-transform: uppercase;
  }

  .project-overlay{
    text-decoration: none;
  }

  /* ── TECH STACK ── */
  #tech {
    background: var(--bg2);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }
  .tech-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 48px;
  }
  .tech-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 20px;
    border: 1px solid var(--border);
    background: var(--card);
    transition: border-color 0.2s, background 0.2s;
    cursor: default;
  }
  .tech-item:hover {
    border-color: var(--accent);
    background: rgba(0,212,255,0.04);
  }
  .tech-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--accent3);
    flex-shrink: 0;
  }
  .tech-name {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text2);
    letter-spacing: 0.08em;
  }

  /* ── CONTACT ── */
  #contact { background: var(--bg); }

  .contact-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
  }

  .contact-info h3 {
    font-family: var(--font-display);
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 20px;
    color: var(--text);
  }
  .contact-info p {
    font-size: 15px;
    color: var(--text2);
    line-height: 1.7;
    font-weight: 300;
    margin-bottom: 40px;
  }

  .contact-links { display: flex; flex-direction: column; gap: 16px; }
  .c-link {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 20px;
    border: 1px solid var(--border);
    background: var(--card);
    text-decoration: none;
    transition: border-color 0.2s, background 0.2s;
  }
  .c-link:hover {
    border-color: var(--accent);
    background: rgba(0,212,255,0.04);
  }
  .c-link-icon {
    width: 36px; height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,212,255,0.08);
    border: 1px solid rgba(0,212,255,0.2);
    font-size: 16px;
    flex-shrink: 0;
  }
  .c-link-text { flex: 1; }
  .c-link-label {
    font-family: var(--font-mono);
    font-size: 9px;
    color: var(--text3);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    display: block;
    margin-bottom: 2px;
  }
  .c-link-val {
    font-size: 14px;
    color: var(--text);
    font-weight: 400;
  }

  /* Form */
  .contact-form { display: flex; flex-direction: column; gap: 16px; }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  .form-group { display: flex; flex-direction: column; gap: 8px; }
  .form-label {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text3);
    letter-spacing: 0.15em;
    text-transform: uppercase;
  }
  .form-input, .form-select, .form-textarea {
    background: var(--card);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 14px;
    padding: 12px 16px;
    outline: none;
    transition: border-color 0.2s;
    font-weight: 300;
    width: 100%;
    appearance: none;
  }
  .form-input:focus, .form-select:focus, .form-textarea:focus {
    border-color: var(--accent);
  }
  .form-input::placeholder, .form-textarea::placeholder {
    color: var(--text3);
    font-weight: 300;
  }
  .form-textarea { min-height: 120px; resize: vertical; }
  .form-select option { background: var(--bg3); }
  .form-submit {
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 15px 32px;
    background: var(--accent);
    color: var(--bg);
    border: none;
    cursor: pointer;
    font-weight: 700;
    width: 100%;
    transition: all 0.2s;
  }
  .form-submit:hover { box-shadow: 0 0 28px rgba(0,212,255,0.35); }

  /* ── FOOTER ── */
  footer {
    background: var(--bg2);
    border-top: 1px solid var(--border);
    padding: 40px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 1;
  }
  .footer-brand {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text2);
    letter-spacing: 0.1em;
  }
  .footer-brand a {
    color: var(--accent);
    text-decoration: none;
  }
  .footer-brand a:hover { text-decoration: underline; }
  .footer-copy {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text3);
    letter-spacing: 0.1em;
  }

  /* ── DIVIDER ── */
  .divider {
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
    margin: 0;
  }

  /* ── SCROLL INDICATOR ── */
  .scroll-hint {
    position: absolute;
    bottom: 48px;
    right: 48px;
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 2;
    animation: fadeUp 1.3s ease 0.4s both;
  }
  .scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, var(--accent), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
  }
  .scroll-text {
    font-family: var(--font-mono);
    font-size: 10px;
    color: var(--text3);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
  }

  /* ── TERMINAL DECORATION ── */
  .terminal-decor {
    position: relative;
    float:right;
    margin-top: 5px;
    right: 20px;
    bottom: 50px;
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text3);
    line-height: 1.8;
    opacity: 0.5;
    pointer-events: none;
    z-index: 2;
    animation: fadeUp 1.5s ease 0.6s both;
  }
  .td-line { display: block; }
  .td-prompt { color: var(--accent3); }
  .td-cmd { color: var(--accent); }
  .td-out { color: var(--text3); }
  .td-cursor {
    display: inline-block;
    width: 8px; height: 13px;
    background: var(--accent);
    vertical-align: middle;
    animation: blink 1.2s step-end infinite;
  }

  /* ── LANG TOGGLE LOGIC ── */
  .es-text, .en-text { transition: opacity 0.2s; }
  body.en .es-text { display: none; }
  body.en .en-text { display: block; }
  body:not(.en) .en-text { display: none; }

  /* ── ANIMATIONS ── */
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
  }
  @keyframes scrollPulse {
    0%,100% { opacity: 0.3; }
    50% { opacity: 1; }
  }
  @keyframes blink {
    0%,100% { opacity: 1; }
    50% { opacity: 0; }
  }

  .fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.7s ease, transform 0.7s ease;
  }
  .fade-in.visible {
    opacity: 1;
    transform: translateY(0);
  }

  /* ── HAMBURGER ── */
  .nav-hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 6px;
    background: none;
    border: none;
    z-index: 200;
  }
  .nav-hamburger span {
    display: block;
    width: 22px; height: 2px;
    background: var(--accent);
    border-radius: 2px;
    transition: all 0.3s ease;
  }
  .nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav-hamburger.open span:nth-child(2) { opacity: 0; }
  .nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  /* Mobile nav overlay */
  .mobile-menu {
    display: none;
    position: fixed;
    inset: 0;
    top: 64px;
    background: rgba(8,12,20,0.97);
    backdrop-filter: blur(20px);
    z-index: 99;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 32px;
    border-top: 1px solid var(--border);
  }
  .mobile-menu.open { display: flex; }
  .mobile-menu a {
    font-family: var(--font-mono);
    font-size: 18px;
    color: var(--text2);
    text-decoration: none;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    transition: color 0.2s;
  }
  .mobile-menu a:hover { color: var(--accent); }
  .mobile-menu .mobile-lang {
    display: flex;
    gap: 12px;
    margin-top: 8px;
  }

  /* ══════════════════════════════════════
     RESPONSIVE — TABLET GRANDE (≤1280px)
  ══════════════════════════════════════ */
  @media (max-width: 1280px) {
    .foto-dispositivos {
      right: 80px;
      width: clamp(280px, 30vw, 480px);
    }
    .hero-stats { right: 28px; }
  }

  /* ══════════════════════════════════════
     RESPONSIVE — TABLET (≤1024px)
  ══════════════════════════════════════ */
  @media (max-width: 1024px) {
    nav { padding: 0 28px; }

    /* Hero: imagen debajo del texto, centrada */
    #hero {
      flex-direction: column;
      align-items: flex-start;
      padding: 110px 32px 80px;
      min-height: 100svh;
      gap: 0;
    }

    .hero-content {
      max-width: 100%;
      z-index: 3;
    }

    /* foto-dispositivos: flotante debajo del contenido */
    .foto-dispositivos {
      position: relative;
      right: auto;
      top: auto;
      transform: none;
      width: min(480px, 80vw);
      margin: 32px auto 0;
      display: block;
      opacity: 0.95;
      filter: drop-shadow(0 20px 48px rgba(0,212,255,0.22))
              drop-shadow(0 4px 20px rgba(0,0,0,0.55));
      animation: fadeUp 1s ease 0.4s both;
    }

    .hero-stats {
      position: relative;
      right: auto;
      top: auto;
      transform: none;
      flex-direction: row;
      justify-content: flex-start;
      gap: 32px;
      margin-top: 20px;
      animation: fadeUp 1.1s ease 0.25s both;
    }

    .stat-item {
      text-align: left;
      border-right: none;
      border-bottom: 2px solid var(--border);
      padding-right: 0;
      padding-bottom: 12px;
    }

    .stat-num { font-size: 28px; }

    .section-inner { padding: 80px 32px; }
    .contact-layout { gap: 48px; }

    .terminal-decor {
      display: none;
    }
  }

  /* ══════════════════════════════════════
     RESPONSIVE — MÓVIL (≤768px)
  ══════════════════════════════════════ */
  @media (max-width: 768px) {
    nav { padding: 0 20px; }
    .nav-links { display: none; }
    .nav-hamburger { display: flex; }

    /* ─ Hero ─ */
    #hero {
      flex-direction: column;
      align-items: flex-start;
      padding: 96px 20px 80px;
      min-height: 100svh;
      overflow: hidden;
    }

    .hero-content {
      max-width: 100%;
      z-index: 3;
    }

    .hero-desc {
      font-size: 15px;
      max-width: 100%;
      margin-bottom: 28px;
    }

    .hero-ctas {
      flex-direction: column;
      width: 100%;
    }

    .btn-primary,
    .btn-outline {
      width: 100%;
      text-align: center;
      padding: 16px 20px;
    }

    /* ─ foto-dispositivos en móvil ─
       Se muestra como imagen decorativa debajo de los CTAs,
       centrada, con un leve recorte inferior para no ocupar
       demasiado espacio vertical.                            */
    .foto-dispositivos {
      position: relative;
      right: auto;
      top: auto;
      transform: none;
      display: block;
      width: min(360px, 90vw);
      margin: 28px auto 0;
      opacity: 0.9;
      filter: drop-shadow(0 16px 40px rgba(0,212,255,0.2))
              drop-shadow(0 2px 12px rgba(0,0,0,0.5));
      /* recorte suave inferior */
      mask-image: linear-gradient(to bottom, black 70%, transparent 100%);
      -webkit-mask-image: linear-gradient(to bottom, black 70%, transparent 100%);
      animation: fadeUp 1s ease 0.5s both;
    }

    /* ─ Stats en fila compacta ─ */
    .hero-stats {
      position: relative;
      right: auto;
      top: auto;
      transform: none;
      flex-direction: row;
      justify-content: flex-start;
      gap: 20px;
      margin-top: 16px;
      flex-wrap: wrap;
      animation: fadeUp 1s ease 0.3s both;
    }

    .stat-item {
      text-align: left;
      border-right: none;
      border-bottom: 1px solid var(--border);
      padding-right: 0;
      padding-bottom: 8px;
      min-width: 60px;
    }

    .stat-num { font-size: 24px; }

    .scroll-hint {
      left: 20px;
      bottom: 24px;
      right: auto;
    }

    .terminal-decor { display: none; }

    /* ─ Secciones ─ */
    .section-inner { padding: 60px 20px; }
    .section-sub { font-size: 15px; margin-bottom: 40px; }

    /* ─ Servicios ─ */
    .services-grid { grid-template-columns: 1fr; gap: 16px; }
    .service-card { padding: 24px; }

    /* ─ Proyectos ─ */
    .projects-grid { grid-template-columns: 1fr; gap: 16px; }
    .proj-card { grid-column: span 1 !important; }
    .proj-card:nth-child(1) .proj-thumb,
    .proj-card:nth-child(4) .proj-thumb { height: 180px; }
    .proj-thumb { height: 180px; }
    .proj-body { padding: 20px; }

    .proj-thumb-icon-01 img,
    .proj-thumb-icon-02 img,
    .proj-thumb-icon-03 img,
     .proj-thumb-icon-04 img,
     .proj-thumb-icon-05 img{
      width: 100%;
      max-width: 300px;
      height: auto;
      object-fit: contain;
    }

    /* ─ Tech ─ */
    .tech-grid { gap: 10px; }
    .tech-item { padding: 10px 14px; }
    .tech-name { font-size: 11px; }

    /* ─ Contacto ─ */
    .contact-layout { grid-template-columns: 1fr; gap: 36px; }
    .form-row { grid-template-columns: 1fr; }
    .contact-info h3 { font-size: 22px; }

    /* ─ Footer ─ */
    footer {
      flex-direction: column;
      gap: 12px;
      text-align: center;
      padding: 28px 20px;
    }
  }

  /* ══════════════════════════════════════
     RESPONSIVE — MÓVIL PEQUEÑO (≤480px)
  ══════════════════════════════════════ */
  @media (max-width: 480px) {
    /* foto-dispositivos aún más compacta */
    .foto-dispositivos {
      width: min(300px, 88vw);
      margin-top: 20px;
      opacity: 0.85;
      mask-image: linear-gradient(to bottom, black 60%, transparent 95%);
      -webkit-mask-image: linear-gradient(to bottom, black 60%, transparent 95%);
    }

    .hero-stats {
      gap: 16px;
    }

    .stat-num { font-size: 22px; }

    .hero-desc { font-size: 14px; }
  }

  /* ══════════════════════════════════════
     RESPONSIVE — MÓVIL MUY PEQUEÑO (≤380px)
  ══════════════════════════════════════ */
  @media (max-width: 380px) {
    h1 { font-size: clamp(26px, 9.5vw, 40px); }
    .section-title { font-size: clamp(22px, 7.5vw, 32px); }
    .hero-tag { font-size: 9px; letter-spacing: 0.1em; }
    .hero-tag::before { width: 20px; }

    .foto-dispositivos {
      width: min(260px, 86vw);
      mask-image: linear-gradient(to bottom, black 55%, transparent 90%);
      -webkit-mask-image: linear-gradient(to bottom, black 55%, transparent 90%);
    }

    .service-card { padding: 18px; }
    .service-title { font-size: 16px; }
    .proj-body { padding: 14px; }
    .proj-title { font-size: 15px; }
    .c-link { padding: 12px 14px; }
    .c-link-val { font-size: 13px; }
    nav { padding: 0 14px; }
    .section-inner { padding: 44px 14px; }
    footer { padding: 24px 14px; }
  }

  /* form feedback */
  .form-success {
    display: none;
    padding: 16px;
    background: rgba(0,255,136,0.08);
    border: 1px solid rgba(0,255,136,0.3);
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--accent3);
    letter-spacing: 0.1em;
    text-align: center;
  }