/* ============================================================
   ERICK HERNÁNDEZ — PORTFOLIO CSS
   Apple-inspired design system · Light & Dark mode
   ============================================================ */

/* ── RESET ── */
    *, *::before, *::after { margin:0; padding:0; box-sizing:border-box; -webkit-tap-highlight-color:transparent; }

    /* ── TOKENS: DARK ── */
    :root {
      --bg:#000; --bg-secondary:#111; --surface:#1c1c1e; --surface-2:#2c2c2e;
      --text:#f5f5f7; --text-muted:#86868b; --text-subtle:#48484a;
      --border:rgba(255,255,255,.08); --glass-bg:rgba(0,0,0,.72);
      --accent:#0071e3; --accent-hover:#0077ed; --accent-green:#30d158;
      --hero-gradient:linear-gradient(to bottom,rgba(0,0,0,.08) 0%,rgba(0,0,0,0) 35%,rgba(0,0,0,.55) 80%,rgba(0,0,0,.82) 100%);
      --card-overlay:linear-gradient(to bottom,rgba(0,0,0,.08) 0%,rgba(0,0,0,0) 40%,rgba(0,0,0,.78) 100%);
      --pill-bg:rgba(255,255,255,.05); --pill-border:rgba(255,255,255,.1); --pill-text:#d2d2d7;
      --nav-height:64px; --radius-card:20px; --radius-pill:50px;
      --font:-apple-system,BlinkMacSystemFont,"SF Pro Display","Helvetica Neue",Arial,sans-serif;
      --ease:cubic-bezier(.4,0,.2,1); --transition:.45s var(--ease);
    }
    /* ── TOKENS: LIGHT ── */
    [data-theme="light"] {
      --bg:#fff; --bg-secondary:#f5f5f7; --surface:#f5f5f7; --surface-2:#e8e8ed;
      --text:#1d1d1f; --text-muted:#6e6e73; --text-subtle:#aeaeb2;
      --border:rgba(0,0,0,.08); --glass-bg:rgba(255,255,255,.82);
      --accent-green:#28a745;
      --hero-gradient:linear-gradient(to bottom,rgba(255,255,255,.06) 0%,rgba(255,255,255,0) 35%,rgba(0,0,0,.22) 80%,rgba(0,0,0,.52) 100%);
      --card-overlay:linear-gradient(to bottom,rgba(0,0,0,.06) 0%,rgba(0,0,0,0) 40%,rgba(0,0,0,.6) 100%);
      --pill-bg:rgba(0,0,0,.04); --pill-border:rgba(0,0,0,.1); --pill-text:#3a3a3c;
    }

    /* ── BASE ── */
    html { scroll-behavior:smooth; }
    body {
      background:var(--bg); color:var(--text); font-family:var(--font);
      line-height:1.47; letter-spacing:-.022em; overflow-x:hidden;
      padding-top:var(--nav-height);
      transition:background var(--transition),color var(--transition);
    }

    /* ── SKIP LINK (accessibility) ── */
    .skip-link {
      position:fixed; top:-100%; left:16px; z-index:99999;
      background:var(--accent); color:#fff; padding:10px 18px;
      border-radius:var(--radius-pill); font-size:13px; font-weight:600;
      text-decoration:none; transition:top .2s;
    }
    .skip-link:focus { top:8px; }

    /* ── SCROLL PROGRESS ── */
    #scroll-progress {
      position:fixed; top:0; left:0; height:2px; width:0%;
      background:var(--accent); z-index:99998; transition:width .1s linear;
    }

    /* ── HEADER ── */
    .apple-header {
      position:fixed; top:0; left:0; width:100%; height:var(--nav-height);
      background:var(--glass-bg); backdrop-filter:saturate(180%) blur(24px);
      -webkit-backdrop-filter:saturate(180%) blur(24px);
      border-bottom:1px solid var(--border); z-index:9999;
      transition:background var(--transition),border-color var(--transition),box-shadow .3s;
    }
    .apple-header.scrolled { box-shadow:0 1px 0 rgba(255,255,255,.04); }
    .nav-container {
      max-width:1100px; height:100%; margin:0 auto; padding:0 28px;
      display:flex; justify-content:space-between; align-items:center;
    }
    .logo-container img { height:36px; width:auto; display:block; transition:opacity .3s; }
    [data-theme="light"] .logo-container img { filter:none; }
    .logo-container:hover img { opacity:.6; }

    .nav-links { display:flex; gap:28px; align-items:center; }
    .nav-links a {
      color:var(--text); text-decoration:none; font-size:12px; font-weight:400;
      letter-spacing:-.01em; opacity:.75; transition:opacity .25s;
      position:relative;
    }
    .nav-links a:hover, .nav-links a.active { opacity:1; }
    .nav-links a.active::after {
      content:''; position:absolute; bottom:-4px; left:0; right:0;
      height:1px; background:var(--accent); border-radius:1px;
    }

    /* ── HAMBURGER ── */
    .hamburger {
      display:none; flex-direction:column; gap:5px; cursor:pointer;
      background:none; border:none; padding:8px; margin-left:8px;
      color:var(--text);
    }
    .hamburger span {
      display:block; width:20px; height:1.5px; background:var(--text);
      border-radius:2px; transition:transform .3s var(--ease), opacity .3s;
    }
    .hamburger[aria-expanded="true"] span:nth-child(1) { transform:translateY(6.5px) rotate(45deg); }
    .hamburger[aria-expanded="true"] span:nth-child(2) { opacity:0; }
    .hamburger[aria-expanded="true"] span:nth-child(3) { transform:translateY(-6.5px) rotate(-45deg); }

    /* Mobile nav drawer */
    .mobile-nav {
      display:none; position:fixed; top:var(--nav-height); left:0; right:0;
      background:var(--glass-bg); backdrop-filter:saturate(180%) blur(24px);
      -webkit-backdrop-filter:saturate(180%) blur(24px);
      border-bottom:1px solid var(--border); z-index:9998;
      padding:20px 28px 28px; flex-direction:column; gap:0;
      transform:translateY(-8px); opacity:0;
      transition:transform .3s var(--ease), opacity .3s;
    }
    .mobile-nav.open { transform:translateY(0); opacity:1; }
    .mobile-nav a {
      color:var(--text); text-decoration:none; font-size:17px; font-weight:500;
      padding:14px 0; border-bottom:1px solid var(--border);
      letter-spacing:-.02em; transition:color .2s;
    }
    .mobile-nav a:last-child { border-bottom:none; }
    .mobile-nav a:hover { color:var(--accent); }

    /* ── THEME SWITCHER ── */
    .theme-switcher {
      background:var(--surface-2); color:var(--text); border:1px solid var(--border);
      padding:6px 14px; border-radius:var(--radius-pill); font-family:var(--font);
      font-size:11px; font-weight:500; letter-spacing:.01em; cursor:pointer;
      display:flex; align-items:center; gap:6px; white-space:nowrap;
      transition:background var(--transition),color var(--transition),transform .2s,border-color var(--transition);
    }
    .theme-switcher:hover { transform:scale(1.04); background:var(--accent); color:#fff; border-color:transparent; }
    .theme-switcher:focus-visible { outline:2px solid var(--accent); outline-offset:2px; }
    .theme-switcher .mode-icon::before { content:"☀️"; font-size:12px; }
    [data-theme="light"] .theme-switcher .mode-icon::before { content:"🌙"; }
    .theme-switcher .mode-label::before { content:"Modo Claro"; }
    [data-theme="light"] .theme-switcher .mode-label::before { content:"Modo Oscuro"; }

    /* ── HERO ── */
    .hero { width:100%; overflow:hidden; }
    .hero-visual {
      position:relative; width:100%; height:92vh; min-height:520px; overflow:hidden;
    }
    .hero-bg-img {
      width:100%; height:100%; object-fit:cover; object-position:center top; display:block;
      animation:heroZoom 1.6s cubic-bezier(.22,1,.36,1) forwards;
    }
    @keyframes heroZoom {
      from { transform:scale(1.08); opacity:.7; }
      to   { transform:scale(1.0);  opacity:1; }
    }
    .hero-overlay {
      position:absolute; inset:0; background:var(--hero-gradient);
      display:flex; flex-direction:column; justify-content:flex-end;
      align-items:center; padding:0 28px 64px; text-align:center;
    }
    .hero-eyebrow {
      font-size:11px; font-weight:600; letter-spacing:.1em; text-transform:uppercase;
      color:rgba(255,255,255,.65); margin-bottom:16px;
      animation:fadeUp .9s .2s both;
    }
    .hero-h1 {
      font-size:clamp(48px,8vw,96px); font-weight:700; letter-spacing:-.045em;
      line-height:1.02; color:#fff; max-width:860px;
      animation:fadeUp .9s .35s both;
    }
    .hero-h1 em { font-style:normal; color:##3D8BF2; }
    .hero-sub {
      font-size:clamp(16px,2.2vw,22px); color:rgba(255,255,255,.72); font-weight:400;
      max-width:580px; margin-top:18px; line-height:1.45; letter-spacing:-.01em;
      animation:fadeUp .9s .5s both;
    }
    .hero-cta-row {
      display:flex; gap:14px; margin-top:32px; flex-wrap:wrap; justify-content:center;
      animation:fadeUp .9s .65s both;
    }
    .btn-primary {
      background:var(--accent); color:#fff; border:none; padding:14px 30px;
      border-radius:var(--radius-pill); font-family:var(--font); font-size:15px;
      font-weight:500; letter-spacing:-.01em; cursor:pointer; text-decoration:none;
      display:inline-flex; align-items:center; gap:6px;
      transition:background .2s,transform .2s;
    }
    .btn-primary:hover { background:var(--accent-hover); transform:scale(1.03); }
    .btn-ghost {
      background:rgba(255,255,255,.12); color:#fff; border:1px solid rgba(255,255,255,.28);
      padding:14px 30px; border-radius:var(--radius-pill); font-family:var(--font);
      font-size:15px; font-weight:500; cursor:pointer; text-decoration:none;
      display:inline-flex; align-items:center; gap:6px;
      backdrop-filter:blur(8px); -webkit-backdrop-filter:blur(8px);
      transition:background .2s,transform .2s;
    }
    .btn-ghost:hover { background:rgba(255,255,255,.22); transform:scale(1.03); }
    @keyframes fadeUp {
      from { opacity:0; transform:translateY(24px); }
      to   { opacity:1; transform:translateY(0); }
    }

    /* ── STATS ── */
    .stats-strip {
      background:var(--surface); border-bottom:1px solid var(--border); padding:0 28px;
      transition:background var(--transition),border-color var(--transition);
    }
    .stats-inner {
      max-width:1100px; margin:0 auto;
      display:grid; grid-template-columns:repeat(3,1fr);
      border-left:1px solid var(--border);
    }
    .stat-item {
      padding:32px 36px; border-right:1px solid var(--border);
      display:flex; flex-direction:column; gap:5px;
      transition:background var(--transition);
    }
    .stat-item:hover { background:var(--surface-2); }
    .stat-num { font-size:clamp(30px,4vw,52px); font-weight:700; letter-spacing:-.04em; line-height:1; }
    .stat-accent { color:var(--accent); }
    .stat-label { font-size:13px; color:var(--text-muted); letter-spacing:-.01em; }

    /* ── SHARED SECTION ── */
    .section-eyebrow {
      display:block; font-size:11px; font-weight:600; letter-spacing:.1em;
      text-transform:uppercase; color:var(--accent); margin-bottom:12px;
    }
    .section-title-lg {
      font-size:clamp(36px,5vw,60px); font-weight:700; letter-spacing:-.04em;
      line-height:1.06; margin-bottom:44px;
    }
    .section-inner { max-width:1100px; margin:0 auto; }
    .section-title {
      font-size:clamp(32px,4.5vw,52px); font-weight:700; letter-spacing:-.035em;
      margin-bottom:16px; line-height:1.08;
    }
    .section-subtitle {
      font-size:clamp(16px,2vw,20px); color:var(--text-muted); font-weight:400;
      max-width:640px; line-height:1.5; letter-spacing:-.01em; margin-bottom:52px;
    }

    /* ── BENTO ── */
    .bento-section { max-width:1100px; margin:0 auto; padding:80px 28px; }
    .bento-grid { display:grid; grid-template-columns:repeat(12,1fr); gap:16px; }
    .bento-card {
      border-radius:var(--radius-card); overflow:hidden; position:relative;
      cursor:pointer; background-size:cover; background-position:center;
      border:1px solid var(--border);
      transition:transform .35s cubic-bezier(.34,1.56,.64,1),box-shadow .3s;
    }
    .bento-card:hover { transform:scale(1.015) translateY(-3px); box-shadow:0 28px 72px rgba(0,0,0,.5); }
    [data-theme="light"] .bento-card:hover { box-shadow:0 28px 72px rgba(0,0,0,.18); }
    .card-overlay {
      position:absolute; inset:0; background:var(--card-overlay);
      display:flex; flex-direction:column; justify-content:flex-end; padding:28px; z-index:1;
    }
    .card-tag { font-size:10px; font-weight:600; letter-spacing:.1em; text-transform:uppercase; color:rgba(255,255,255,.65); margin-bottom:6px; }
    .card-title { font-size:clamp(18px,2.2vw,26px); font-weight:700; letter-spacing:-.03em; color:#fff; line-height:1.1; }
    .card-desc { font-size:13px; color:rgba(255,255,255,.62); margin-top:6px; line-height:1.5; }
    .span-8      { grid-column:span 8;  min-height:400px; }
    .span-4      { grid-column:span 4;  min-height:400px; }
    .span-4-half { grid-column:span 4;  min-height:210px; }

    /* ── EXPERIENCIA ── */
    .experience-section {
      padding:100px 28px; background:var(--bg);
      border-top:1px solid var(--border);
      transition:background var(--transition),border-color var(--transition);
    }
    .timeline { border-top:1px solid var(--border); display:flex; flex-direction:column; }
    .timeline-item {
      display:grid; grid-template-columns:1fr 2fr; gap:40px;
      padding:32px 0; border-bottom:1px solid var(--border);
      transition:border-color var(--transition);
    }
    .timeline-left { display:flex; flex-direction:column; gap:4px; }
    .timeline-role { font-size:15px; font-weight:600; letter-spacing:-.02em; }
    .timeline-company { font-size:13px; color:var(--accent); font-weight:500; }
    .timeline-right { display:flex; flex-direction:column; gap:8px; }
    .timeline-location { font-size:12px; color:var(--text-subtle); font-weight:500; text-transform:uppercase; letter-spacing:.08em; }
    .timeline-desc { font-size:15px; color:var(--text-muted); line-height:1.6; }

    /* ── CLIENTES ── */
    .clients-section {
      padding:100px 28px; background:var(--bg-secondary);
      border-top:1px solid var(--border); border-bottom:1px solid var(--border);
      transition:background var(--transition),border-color var(--transition);
    }
    .clients-grid { display:flex; flex-wrap:wrap; gap:12px; margin-top:8px; }
    .client-pill {
      display:inline-flex; align-items:center; padding:10px 22px;
      border-radius:var(--radius-pill); background:var(--surface);
      border:1px solid var(--border); color:var(--text); font-size:14px;
      font-weight:500; text-decoration:none; letter-spacing:-.01em;
      transition:background var(--transition),transform .2s;
    }
    .client-pill:hover { background:var(--accent); color:#fff; border-color:transparent; transform:translateY(-2px); }

    /* ── SERVICIOS ── */
    .services-section {
      padding:100px 28px; background:var(--bg-secondary);
      border-top:1px solid var(--border); border-bottom:1px solid var(--border);
      transition:background var(--transition),border-color var(--transition);
    }
    .services-grid {
      display:grid; grid-template-columns:repeat(3,1fr); gap:2px;
      background:var(--border); border-radius:var(--radius-card); overflow:hidden;
    }
    .service-card { background:var(--surface); padding:40px 32px; transition:background var(--transition); }
    .service-card:hover { background:var(--surface-2); }
    .service-icon { font-size:28px; margin-bottom:18px; display:block; color:var(--accent); }
    .service-title { font-size:20px; font-weight:700; letter-spacing:-.03em; margin-bottom:20px; }
    .service-list { list-style:none; display:flex; flex-direction:column; }
    .service-list li { border-top:1px solid var(--border); padding:14px 0; }
    .service-item-title { display:block; font-size:14px; font-weight:600; letter-spacing:-.01em; margin-bottom:4px; }
    .service-item-desc { display:block; font-size:13px; color:var(--text-muted); line-height:1.55; }

    /* ── DIFERENCIAL ── */
    .differential-section {
      padding:100px 28px; background:var(--bg);
      border-top:1px solid var(--border);
      transition:background var(--transition),border-color var(--transition);
    }
    .diff-grid {
      display:grid; grid-template-columns:repeat(3,1fr); gap:2px;
      background:var(--border); border-radius:var(--radius-card); overflow:hidden; margin-top:48px;
    }
    .diff-card {
      background:var(--surface); padding:40px 32px;
      display:flex; flex-direction:column; gap:12px; transition:background var(--transition);
    }
    .diff-card:hover { background:var(--surface-2); }
    .diff-number { font-size:11px; font-weight:600; letter-spacing:.1em; color:var(--accent); text-transform:uppercase; }
    .diff-title { font-size:18px; font-weight:700; letter-spacing:-.025em; }
    .diff-desc { font-size:14px; color:var(--text-muted); line-height:1.6; }

    /* ── STACK ── */
    .stack-shelf { padding:100px 28px; max-width:1100px; margin:0 auto; }
    .stack-shelf h2 { font-size:clamp(32px,4.5vw,52px); font-weight:700; letter-spacing:-.035em; margin-bottom:12px; }
    .stack-subtitle { font-size:16px; color:var(--text-muted); margin-bottom:32px; letter-spacing:-.01em; }
    .stack-pills { display:flex; flex-wrap:wrap; gap:10px; }
    .glass-pill {
      padding:9px 20px; border-radius:var(--radius-pill);
      border:1px solid var(--pill-border); background:var(--pill-bg);
      color:var(--pill-text); font-size:13px; font-weight:500; letter-spacing:-.01em;
      cursor:default; transition:background var(--transition),color var(--transition),transform .2s;
    }
    .glass-pill:hover { background:var(--accent); color:#fff; border-color:transparent; transform:translateY(-2px); }

    /* ── CTA ── */
    .cta-section {
      background:var(--bg); padding:120px 28px; text-align:center;
      border-top:1px solid var(--border);
      transition:background var(--transition),border-color var(--transition);
    }
    .cta-inner { max-width:780px; margin:0 auto; }
    .cta-headline { font-size:clamp(36px,5.5vw,68px); font-weight:700; letter-spacing:-.04em; line-height:1.05; margin-bottom:18px; }
    .cta-sub { font-size:18px; color:var(--text-muted); margin-bottom:40px; letter-spacing:-.01em; }
    .cta-buttons { display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }
    .cta-btn {
      padding:14px 32px; border-radius:var(--radius-pill); font-family:var(--font);
      font-size:15px; font-weight:500; letter-spacing:-.01em; text-decoration:none;
      display:inline-block; transition:background .2s,transform .2s,color .2s;
    }
    .cta-btn.primary { background:var(--accent); color:#fff; border:none; }
    .cta-btn.primary:hover { background:var(--accent-hover); transform:scale(1.03); }
    .cta-btn.secondary { background:transparent; color:var(--accent); border:1.5px solid var(--accent); }
    .cta-btn.secondary:hover { background:rgba(0,113,227,.08); transform:scale(1.03); }

    /* ── FOOTER ── */
    footer {
      padding:60px 28px; text-align:center; color:var(--text-muted);
      font-size:13px; letter-spacing:-.01em;
      border-top:1px solid var(--border);
      transition:color var(--transition),border-color var(--transition);
    }
    .footer-links { display:flex; justify-content:center; gap:28px; margin-bottom:24px; flex-wrap:wrap; }
    .footer-links a { color:var(--text-muted); text-decoration:none; font-size:13px; transition:color .25s; }
    .footer-links a:hover { color:var(--text); }

    /* ── BACK TO TOP ── */
    #back-to-top {
      position:fixed; bottom:28px; right:28px; z-index:9997;
      width:40px; height:40px; border-radius:50%;
      background:var(--surface-2); border:1px solid var(--border); color:var(--text);
      font-size:16px; cursor:pointer; display:flex; align-items:center; justify-content:center;
      opacity:0; pointer-events:none;
      transition:opacity .3s, transform .3s, background .2s;
      box-shadow:0 4px 16px rgba(0,0,0,.3);
    }
    #back-to-top.visible { opacity:1; pointer-events:all; }
    #back-to-top:hover { background:var(--accent); color:#fff; border-color:transparent; transform:translateY(-2px); }

    /* ── SCROLL ANIMATIONS ── */
    [data-animate] { opacity:0; transform:translateY(28px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
    [data-animate].visible { opacity:1; transform:translateY(0); }
    [data-animate-delay="1"] { transition-delay:.1s; }
    [data-animate-delay="2"] { transition-delay:.2s; }
    [data-animate-delay="3"] { transition-delay:.3s; }

    /* ── FOCUS STYLES ── */
    :focus-visible { outline:2px solid var(--accent); outline-offset:3px; border-radius:4px; }
    a:focus-visible, button:focus-visible { outline:2px solid var(--accent); outline-offset:3px; }

    /* ── RESPONSIVE ── */
    @media (max-width:1023px) {
      .span-8      { grid-column:span 12; min-height:360px; }
      .span-4      { grid-column:span 12; min-height:320px; }
      .span-4-half { grid-column:span 6;  min-height:200px; }
      .services-grid  { grid-template-columns:1fr; }
      .diff-grid      { grid-template-columns:1fr; }
      .stats-inner    { grid-template-columns:1fr; border-left:none; }
      .stat-item { border-right:none; border-bottom:1px solid var(--border); }
      .stat-item:last-child { border-bottom:none; }
    }
    @media (max-width:734px) {
      :root { --nav-height:56px; }
      .span-4-half { grid-column:span 12; }
      .nav-links a  { display:none; }
      .nav-links    { gap:8px; }
      .hamburger    { display:flex; }
      .mobile-nav   { display:flex; }
      .bento-section { padding:52px 16px; }
      .hero-visual { height:88vh; }
      .hero-overlay { padding:0 20px 48px; }
      .experience-section,.clients-section,.services-section,
      .differential-section,.cta-section { padding:72px 16px; }
      .stack-shelf { padding:72px 16px; }
      .timeline-item { grid-template-columns:1fr; gap:10px; }
      #back-to-top { bottom:16px; right:16px; }
    }
    @media (min-width:735px) and (max-width:1023px) { .hero-visual { height:80vh; } }

/* --- RESET --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

/* --- TOKENS: DARK MODE (default) --- */
:root {
    --bg:           #000000;
    --bg-secondary: #111111;
    --surface:      #1c1c1e;
    --surface-2:    #2c2c2e;
    --text:         #f5f5f7;
    --text-muted:   #86868b;
    --text-subtle:  #48484a;
    --border:       rgba(255, 255, 255, 0.08);
    --glass-bg:     rgba(0, 0, 0, 0.72);
    --accent:       #0071e3;
    --accent-hover: #0077ed;
    --accent-green: #30d158;
    --hero-gradient: linear-gradient(to bottom, rgba(0,0,0,0.08) 0%, rgba(0,0,0,0) 35%, rgba(0,0,0,0.55) 80%, rgba(0,0,0,0.82) 100%);
    --card-overlay: linear-gradient(to bottom, rgba(0,0,0,0.08) 0%, rgba(0,0,0,0) 40%, rgba(0,0,0,0.78) 100%);
    --pill-bg:      rgba(255, 255, 255, 0.05);
    --pill-border:  rgba(255, 255, 255, 0.1);
    --pill-text:    #d2d2d7;
    --shadow-hero:  0 60px 120px -20px rgba(0, 0, 0, 0.7);
    --nav-height:   82px;
    --radius-card:  20px;
    --radius-pill:  50px;
    --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
    --transition: 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- TOKENS: LIGHT MODE --- */
[data-theme="light"] {
    --bg:           #ffffff;
    --bg-secondary: #f5f5f7;
    --surface:      #f5f5f7;
    --surface-2:    #e8e8ed;
    --text:         #1d1d1f;
    --text-muted:   #6e6e73;
    --text-subtle:  #aeaeb2;
    --border:       rgba(0, 0, 0, 0.08);
    --glass-bg:     rgba(255, 255, 255, 0.82);
    --accent:       #0071e3;
    --accent-hover: #0077ed;
    --accent-green: #28a745;
    --hero-gradient: linear-gradient(to bottom, rgba(255,255,255,0.06) 0%, rgba(255,255,255,0) 35%, rgba(0,0,0,0.22) 80%, rgba(0,0,0,0.52) 100%);
    --card-overlay: linear-gradient(to bottom, rgba(0,0,0,0.06) 0%, rgba(0,0,0,0) 40%, rgba(0,0,0,0.6) 100%);
    --pill-bg:      rgba(0, 0, 0, 0.04);
    --pill-border:  rgba(0, 0, 0, 0.1);
    --pill-text:    #3a3a3c;
    --shadow-hero:  0 60px 120px -20px rgba(0, 0, 0, 0.18);
}

/* --- BASE --- */
html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: var(--font);
    line-height: 1.47059;
    letter-spacing: -0.022em;
    overflow-x: hidden;
    padding-top: var(--nav-height);
    transition:
        background-color var(--transition),
        color var(--transition);
}


/* ============================================================
   HEADER & NAV
   ============================================================ */
.apple-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--nav-height);
    background: var(--glass-bg);
    backdrop-filter: saturate(180%) blur(24px);
    -webkit-backdrop-filter: saturate(180%) blur(24px);
    border-bottom: 1px solid var(--border);
    z-index: 9999;
    transition: background var(--transition), border-color var(--transition);
}

.nav-container {
    max-width: 1100px;
    height: 100%;
    margin: 0 auto;
    padding: 0 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container img {
    height: 70px;
    width: auto;
    display: block;
    transition: opacity 0.3s ease;
    filter: var(--logo-filter, none);
}
[data-theme="light"] .logo-container img {
    filter: none;
}
.logo-container:hover img {
    opacity: 0.6;
}

.nav-links {
    display: flex;
    gap: 28px;
    align-items: center;
}

.nav-links a {
    color: var(--text);
    text-decoration: none;
    font-size: 12px;
    font-weight: 400;
    letter-spacing: -0.01em;
    opacity: 0.75;
    transition: opacity 0.25s;
}

.nav-links a:hover {
    opacity: 1;
}

/* --- THEME SWITCHER --- */
.theme-switcher {
    background: var(--surface-2);
    color: var(--text);
    border: 1px solid var(--border);
    padding: 6px 14px;
    border-radius: var(--radius-pill);
    font-family: var(--font);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.01em;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: background var(--transition), color var(--transition), transform 0.2s, border-color var(--transition);
    white-space: nowrap;
}
.theme-switcher:hover {
    transform: scale(1.04);
    background: var(--accent);
    color: #fff;
    border-color: transparent;
}
.theme-switcher .mode-icon::before {
    content: "☀️";
    font-size: 12px;
}
[data-theme="light"] .theme-switcher .mode-icon::before {
    content: "🌙";
}
.theme-switcher .mode-label::before {
    content: "Modo Claro";
}
[data-theme="light"] .theme-switcher .mode-label::before {
    content: "Modo Oscuro";
}


/* ============================================================
   HERO — Full-bleed Apple style
   ============================================================ */
.hero {
    width: 100%;
    overflow: hidden;
}

.hero-visual {
    position: relative;
    width: 100%;
    height: 92vh;
    min-height: 520px;
    overflow: hidden;
}

.hero-bg-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center top;
    display: block;
    transform: scale(1.04);
    animation: heroZoom 1.6s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes heroZoom {
    from { transform: scale(1.08); opacity: 0.7; }
    to   { transform: scale(1.0);  opacity: 1; }
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: var(--hero-gradient);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    padding: 0 28px 64px;
    text-align: center;
}

.hero-eyebrow {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 16px;
    animation: fadeUp 0.9s 0.2s both;
}

.hero-h1 {
    font-size: clamp(48px, 8vw, 96px);
    font-weight: 700;
    letter-spacing: -0.045em;
    line-height: 1.02;
    color: #fff;
    max-width: 860px;
    animation: fadeUp 0.9s 0.35s both;
}

.hero-h1 em {
    font-style: normal;
    color: #BF1111;
}

.hero-sub {
    font-size: clamp(16px, 2.2vw, 22px);
    color: rgba(255, 255, 255, 0.72);
    font-weight: 400;
    max-width: 580px;
    margin-top: 18px;
    line-height: 1.45;
    letter-spacing: -0.01em;
    animation: fadeUp 0.9s 0.5s both;
}

.hero-cta-row {
    display: flex;
    gap: 14px;
    margin-top: 32px;
    flex-wrap: wrap;
    justify-content: center;
    animation: fadeUp 0.9s 0.65s both;
}

/* CTA buttons inside hero */
.btn-primary {
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 14px 30px;
    border-radius: var(--radius-pill);
    font-family: var(--font);
    font-size: 15px;
    font-weight: 500;
    letter-spacing: -0.01em;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: background 0.2s, transform 0.2s;
}
.btn-primary:hover {
    background: var(--accent-hover);
    transform: scale(1.03);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.28);
    padding: 14px 30px;
    border-radius: var(--radius-pill);
    font-family: var(--font);
    font-size: 15px;
    font-weight: 500;
    letter-spacing: -0.01em;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: background 0.2s, transform 0.2s;
}
.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.22);
    transform: scale(1.03);
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}


/* ============================================================
   STATS STRIP
   ============================================================ */
.stats-strip {
    width: 100%;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 0 28px;
    transition: background var(--transition), border-color var(--transition);
}

.stats-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-left: 1px solid var(--border);
}

.stat-item {
    padding: 32px 36px;
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 5px;
    transition: background var(--transition);
}

.stat-item:hover {
    background: var(--surface-2);
}

.stat-num {
    font-size: clamp(30px, 4vw, 52px);
    font-weight: 700;
    letter-spacing: -0.04em;
    color: var(--text);
    line-height: 1;
    transition: color var(--transition);
}

.stat-accent {
    color: var(--accent);
}

.stat-label {
    font-size: 13px;
    color: var(--text-muted);
    letter-spacing: -0.01em;
    transition: color var(--transition);
}


/* ============================================================
   BENTO GRID — PROYECTOS
   ============================================================ */
.bento-section {
    max-width: 1100px;
    margin: 0 auto;
    padding: 80px 28px;
}

.section-eyebrow {
    display: block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 12px;
    transition: color var(--transition);
}

.section-title-lg {
    font-size: clamp(36px, 5vw, 60px);
    font-weight: 700;
    letter-spacing: -0.04em;
    color: var(--text);
    line-height: 1.06;
    margin-bottom: 44px;
    transition: color var(--transition);
}

.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 16px;
}

.bento-card {
    border-radius: var(--radius-card);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    background-size: cover;
    background-position: center;
    border: 1px solid var(--border);
    transition:
        transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1),
        box-shadow 0.3s ease;
}

.bento-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: transparent;
    transition: background 0.3s ease;
}

.bento-card:hover {
    transform: scale(1.015) translateY(-3px);
    box-shadow: 0 28px 72px rgba(0, 0, 0, 0.5);
}

[data-theme="light"] .bento-card:hover {
    box-shadow: 0 28px 72px rgba(0, 0, 0, 0.18);
}

.card-overlay {
    position: absolute;
    inset: 0;
    background: var(--card-overlay);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 28px 28px;
    z-index: 1;
}

.card-tag {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 6px;
}

.card-title {
    font-size: clamp(18px, 2.2vw, 26px);
    font-weight: 700;
    letter-spacing: -0.03em;
    color: #fff;
    line-height: 1.1;
}

.card-desc {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.62);
    margin-top: 6px;
    line-height: 1.5;
}

/* Grid spans */
.span-8     { grid-column: span 8; min-height: 400px; }
.span-4     { grid-column: span 4; min-height: 400px; }
.span-4-half { grid-column: span 4; min-height: 210px; }


/* ============================================================
   SECTION SHARED STYLES
   ============================================================ */
.section-inner {
    max-width: 1100px;
    margin: 0 auto;
}

.section-title {
    font-size: clamp(32px, 4.5vw, 52px);
    font-weight: 700;
    letter-spacing: -0.035em;
    color: var(--text);
    margin-bottom: 16px;
    line-height: 1.08;
    transition: color var(--transition);
}

.section-subtitle {
    font-size: clamp(16px, 2vw, 20px);
    color: var(--text-muted);
    font-weight: 400;
    max-width: 640px;
    line-height: 1.5;
    letter-spacing: -0.01em;
    margin-bottom: 52px;
    transition: color var(--transition);
}


/* ============================================================
   EXPERIENCIA — TIMELINE
   ============================================================ */
.experience-section {
    padding: 100px 28px;
    background: var(--bg);
    border-top: 1px solid var(--border);
    transition: background var(--transition), border-color var(--transition);
}

.timeline {
    border-top: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    transition: border-color var(--transition);
}

.timeline-item {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 40px;
    padding: 32px 0;
    border-bottom: 1px solid var(--border);
    transition: border-color var(--transition);
}

.timeline-left {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.timeline-role {
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
    letter-spacing: -0.02em;
    transition: color var(--transition);
}

.timeline-company {
    font-size: 13px;
    color: var(--accent);
    font-weight: 500;
}

.timeline-right {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.timeline-location {
    font-size: 12px;
    color: var(--text-subtle);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    transition: color var(--transition);
}

.timeline-desc {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.6;
    transition: color var(--transition);
}


/* ============================================================
   CLIENTES
   ============================================================ */
.clients-section {
    padding: 100px 28px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    transition: background var(--transition), border-color var(--transition);
}

.clients-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 8px;
}

.client-pill {
    display: inline-flex;
    align-items: center;
    padding: 10px 22px;
    border-radius: var(--radius-pill);
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    letter-spacing: -0.01em;
    transition:
        background var(--transition),
        border-color var(--transition),
        color var(--transition),
        transform 0.2s ease;
}

.client-pill:hover {
    background: var(--accent);
    color: #fff;
    border-color: transparent;
    transform: translateY(-2px);
}


/* ============================================================
   SERVICIOS
   ============================================================ */
.services-section {
    padding: 100px 28px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    transition: background var(--transition), border-color var(--transition);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    background: var(--border);
    border-radius: var(--radius-card);
    overflow: hidden;
}

.service-card {
    background: var(--surface);
    padding: 40px 32px;
    transition: background var(--transition);
}

.service-card:hover {
    background: var(--surface-2);
}

.service-icon {
    font-size: 28px;
    margin-bottom: 18px;
    display: block;
    color: var(--accent);
}

.service-title {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.03em;
    color: var(--text);
    margin-bottom: 20px;
    transition: color var(--transition);
}

.service-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.service-list li {
    border-top: 1px solid var(--border);
    padding-top: 14px;
    padding-bottom: 14px;
    transition: border-color var(--transition);
}

.service-item-title {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    letter-spacing: -0.01em;
    margin-bottom: 4px;
    transition: color var(--transition);
}

.service-item-desc {
    display: block;
    font-size: 13px;
    color: var(--text-muted);
    line-height: 1.55;
    transition: color var(--transition);
}


/* ============================================================
   DIFERENCIAL
   ============================================================ */
.differential-section {
    padding: 100px 28px;
    background: var(--bg);
    border-top: 1px solid var(--border);
    transition: background var(--transition), border-color var(--transition);
}

.diff-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    background: var(--border);
    border-radius: var(--radius-card);
    overflow: hidden;
    margin-top: 48px;
}

.diff-card {
    background: var(--surface);
    padding: 40px 32px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    transition: background var(--transition);
}

.diff-card:hover {
    background: var(--surface-2);
}

.diff-number {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--accent);
    text-transform: uppercase;
}

.diff-title {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: var(--text);
    transition: color var(--transition);
}

.diff-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
    transition: color var(--transition);
}


/* ============================================================
   STACK
   ============================================================ */
.stack-shelf {
    padding: 100px 28px;
    max-width: 1100px;
    margin: 0 auto;
}

.stack-shelf h2 {
    font-size: clamp(32px, 4.5vw, 52px);
    font-weight: 700;
    letter-spacing: -0.035em;
    color: var(--text);
    margin-bottom: 12px;
    transition: color var(--transition);
}

.stack-subtitle {
    font-size: 16px;
    color: var(--text-muted);
    margin-bottom: 32px;
    letter-spacing: -0.01em;
    transition: color var(--transition);
}

.stack-pills {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.glass-pill {
    padding: 9px 20px;
    border-radius: var(--radius-pill);
    border: 1px solid var(--pill-border);
    background: var(--pill-bg);
    color: var(--pill-text);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: -0.01em;
    cursor: default;
    transition:
        background var(--transition),
        color var(--transition),
        border-color var(--transition),
        transform 0.2s ease;
}

.glass-pill:hover {
    background: var(--accent);
    color: #fff;
    border-color: transparent;
    transform: translateY(-2px);
}


/* ============================================================
   CTA FINAL
   ============================================================ */
.cta-section {
    background: var(--bg);
    padding: 120px 28px;
    text-align: center;
    border-top: 1px solid var(--border);
    transition: background var(--transition), border-color var(--transition);
}

.cta-inner {
    max-width: 780px;
    margin: 0 auto;
}

.cta-headline {
    font-size: clamp(36px, 5.5vw, 68px);
    font-weight: 700;
    letter-spacing: -0.04em;
    color: var(--text);
    line-height: 1.05;
    margin-bottom: 18px;
    transition: color var(--transition);
}

.cta-sub {
    font-size: 18px;
    color: var(--text-muted);
    margin-bottom: 40px;
    letter-spacing: -0.01em;
    transition: color var(--transition);
}

.cta-buttons {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-btn {
    padding: 14px 32px;
    border-radius: var(--radius-pill);
    font-family: var(--font);
    font-size: 15px;
    font-weight: 500;
    letter-spacing: -0.01em;
    text-decoration: none;
    display: inline-block;
    transition: background 0.2s, transform 0.2s, color 0.2s;
}

.cta-btn.primary {
    background: var(--accent);
    color: #fff;
    border: none;
}
.cta-btn.primary:hover {
    background: var(--accent-hover);
    transform: scale(1.03);
}

.cta-btn.secondary {
    background: transparent;
    color: var(--accent);
    border: 1.5px solid var(--accent);
}
.cta-btn.secondary:hover {
    background: rgba(0, 113, 227, 0.08);
    transform: scale(1.03);
}


/* ============================================================
   FOOTER
   ============================================================ */
footer {
    padding: 60px 28px;
    text-align: center;
    color: var(--text-muted);
    font-size: 13px;
    letter-spacing: -0.01em;
    border-top: 1px solid var(--border);
    transition: color var(--transition), border-color var(--transition);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 28px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    transition: color 0.25s;
}

.footer-links a:hover {
    color: var(--text);
}


/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1023px) {
    .span-8     { grid-column: span 12; min-height: 360px; }
    .span-4     { grid-column: span 12; min-height: 320px; }
    .span-4-half { grid-column: span 6; min-height: 200px; }
    .services-grid  { grid-template-columns: 1fr; }
    .diff-grid      { grid-template-columns: 1fr; }
    .stats-inner    { grid-template-columns: 1fr; border-left: none; }
    .stat-item { border-right: none; border-bottom: 1px solid var(--border); }
    .stat-item:last-child { border-bottom: none; }
}

@media (max-width: 734px) {
    :root { --nav-height: 56px; }

    .span-4-half { grid-column: span 12; }

    .nav-links a { display: none; }
    .nav-links { gap: 12px; }
    .logo-container img { height: 28px; }
    .theme-switcher .mode-label { display: none; }
    .hamburger { display: flex; }
    .mobile-nav.open { display: flex; }

    .bento-section { padding: 52px 16px; }

    .hero-visual { height: 88vh; }
    .hero-overlay { padding: 0 20px 48px; }

    .experience-section,
    .clients-section,
    .services-section,
    .differential-section,
    .cta-section { padding: 72px 16px; }

    .stack-shelf { padding: 72px 16px; }

    .timeline-item {
        grid-template-columns: 1fr;
        gap: 10px;
    }
}

@media (min-width: 735px) and (max-width: 1023px) {
    .hero-visual { height: 80vh; }
}


/* ============================================================
   PAGE HEADER (páginas internas — hero compacto)
   ============================================================ */
.page-header {
    padding: 120px 28px 64px;
    max-width: 1100px;
    margin: 0 auto;
    border-bottom: 1px solid var(--border);
    transition: border-color var(--transition);
}

.page-header-eyebrow {
    display: block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 14px;
}

.page-header h1 {
    font-size: clamp(44px, 7vw, 80px);
    font-weight: 700;
    letter-spacing: -.045em;
    line-height: 1.04;
    margin-bottom: 20px;
    color: var(--text);
    transition: color var(--transition);
}

.page-header h1 em {
    font-style: normal;
    color: #BF1111;
}

.page-header-sub {
    font-size: clamp(17px, 2vw, 22px);
    color: var(--text-muted);
    max-width: 680px;
    line-height: 1.5;
    letter-spacing: -.015em;
    transition: color var(--transition);
}

/* ============================================================
   PROSE BLOCKS (Sobre Mí, Artículos)
   ============================================================ */
.prose-section {
    padding: 80px 28px;
    max-width: 780px;
    margin: 0 auto;
}

.prose-section h2 {
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 700;
    letter-spacing: -.035em;
    margin: 48px 0 20px;
    color: var(--text);
    transition: color var(--transition);
}

.prose-section h2:first-child { margin-top: 0; }

.prose-section p {
    font-size: 18px;
    line-height: 1.65;
    color: var(--text-muted);
    margin-bottom: 20px;
    letter-spacing: -.012em;
    transition: color var(--transition);
}

.prose-section p strong {
    color: var(--text);
    font-weight: 600;
}

.prose-section ul {
    list-style: none;
    padding: 0;
    margin: 20px 0 28px;
}

.prose-section ul li {
    position: relative;
    padding-left: 24px;
    margin-bottom: 12px;
    font-size: 17px;
    line-height: 1.6;
    color: var(--text-muted);
    transition: color var(--transition);
}

.prose-section ul li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 11px;
    width: 6px;
    height: 6px;
    background: var(--accent);
    border-radius: 50%;
}

/* ============================================================
   SERVICES DETAIL (página Servicios expandida)
   ============================================================ */
.service-detail {
    padding: 80px 28px;
    border-bottom: 1px solid var(--border);
    transition: border-color var(--transition);
}

.service-detail:last-of-type { border-bottom: none; }

.service-detail-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    align-items: start;
}

.service-detail-sidebar {
    position: sticky;
    top: 88px;
}

.service-icon-lg {
    font-size: 36px;
    color: var(--accent);
    margin-bottom: 18px;
    display: block;
}

.service-detail h2 {
    font-size: clamp(28px, 3.5vw, 42px);
    font-weight: 700;
    letter-spacing: -.035em;
    line-height: 1.1;
    color: var(--text);
    margin-bottom: 14px;
    transition: color var(--transition);
}

.service-detail-tagline {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.5;
    letter-spacing: -.01em;
    transition: color var(--transition);
}

.service-feature-list {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.service-feature {
    padding: 24px 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    transition: background var(--transition), border-color var(--transition), transform .3s;
}

.service-feature:hover {
    transform: translateY(-3px);
    border-color: var(--accent);
}

.service-feature h3 {
    font-size: 19px;
    font-weight: 600;
    letter-spacing: -.02em;
    color: var(--text);
    margin-bottom: 8px;
    transition: color var(--transition);
}

.service-feature p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.6;
    letter-spacing: -.01em;
    transition: color var(--transition);
}

/* ============================================================
   METHODOLOGY
   ============================================================ */
.methodology-section {
    padding: 100px 28px;
    background: var(--bg-secondary);
    transition: background var(--transition);
}

.method-grid {
    max-width: 1100px;
    margin: 44px auto 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.method-step {
    padding: 32px 24px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    transition: background var(--transition), border-color var(--transition), transform .3s;
}

.method-step:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
}

.method-num {
    display: inline-block;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
    line-height: 36px;
    text-align: center;
    margin-bottom: 18px;
}

.method-step h3 {
    font-size: 18px;
    font-weight: 600;
    letter-spacing: -.02em;
    color: var(--text);
    margin-bottom: 8px;
    transition: color var(--transition);
}

.method-step p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.55;
    transition: color var(--transition);
}

/* ============================================================
   PROJECTS GRID
   ============================================================ */
.projects-section {
    padding: 80px 28px;
    max-width: 1200px;
    margin: 0 auto;
}

.project-filters {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 44px;
    justify-content: center;
}

.filter-btn {
    padding: 9px 20px;
    border-radius: var(--radius-pill);
    border: 1px solid var(--pill-border);
    background: var(--pill-bg);
    color: var(--pill-text);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: -.01em;
    cursor: pointer;
    font-family: var(--font);
    transition: background var(--transition), color var(--transition), border-color var(--transition), transform .2s;
}

.filter-btn:hover { transform: translateY(-1px); }

.filter-btn.active {
    background: var(--accent);
    color: #fff;
    border-color: transparent;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.project-card {
    position: relative;
    aspect-ratio: 4/5;
    border-radius: var(--radius-card);
    overflow: hidden;
    cursor: pointer;
    background: var(--surface);
    border: 1px solid var(--border);
    transition: transform .45s var(--ease), border-color var(--transition);
}

.project-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent);
}

.project-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s var(--ease);
}

.project-card:hover img { transform: scale(1.04); }

.project-card-overlay {
    position: absolute;
    inset: 0;
    background: var(--card-overlay);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px;
}

.project-card-tag {
    display: inline-block;
    align-self: flex-start;
    padding: 4px 12px;
    border-radius: var(--radius-pill);
    background: rgba(255,255,255,.18);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .05em;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.project-card h3 {
    color: #fff;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -.025em;
    margin-bottom: 4px;
    line-height: 1.2;
}

.project-card p {
    color: rgba(255,255,255,.78);
    font-size: 13px;
    letter-spacing: -.01em;
}

/* ============================================================
   BLOG GRID
   ============================================================ */
.blog-section {
    padding: 80px 28px;
    max-width: 1100px;
    margin: 0 auto;
}

.blog-featured {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 80px;
    padding-bottom: 80px;
    border-bottom: 1px solid var(--border);
    transition: border-color var(--transition);
}

.blog-featured-img {
    width: 100%;
    aspect-ratio: 16/11;
    object-fit: cover;
    border-radius: var(--radius-card);
    border: 1px solid var(--border);
    transition: border-color var(--transition);
}

.blog-featured-tag {
    display: inline-block;
    padding: 5px 14px;
    border-radius: var(--radius-pill);
    background: var(--accent);
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.blog-featured h2 {
    font-size: clamp(28px, 3.8vw, 44px);
    font-weight: 700;
    letter-spacing: -.035em;
    line-height: 1.15;
    color: var(--text);
    margin-bottom: 14px;
    transition: color var(--transition);
}

.blog-featured p {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 22px;
    transition: color var(--transition);
}

.blog-meta {
    display: flex;
    gap: 16px;
    font-size: 13px;
    color: var(--text-subtle);
    margin-bottom: 14px;
    letter-spacing: -.01em;
    transition: color var(--transition);
}

.read-more {
    color: var(--accent);
    text-decoration: none;
    font-size: 15px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: gap .25s;
}

.read-more:hover { gap: 10px; }

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.blog-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    overflow: hidden;
    transition: background var(--transition), border-color var(--transition), transform .35s;
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
}

.blog-card-img {
    width: 100%;
    aspect-ratio: 16/10;
    object-fit: cover;
}

.blog-card-body {
    padding: 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.blog-card h3 {
    font-size: 19px;
    font-weight: 600;
    letter-spacing: -.022em;
    line-height: 1.3;
    color: var(--text);
    margin-bottom: 10px;
    transition: color var(--transition);
}

.blog-card p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.55;
    margin-bottom: 16px;
    flex: 1;
    transition: color var(--transition);
}

/* ============================================================
   CONTACT FORM
   ============================================================ */
.contact-section {
    padding: 80px 28px 120px;
    max-width: 1100px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 60px;
    align-items: start;
}

.contact-info h2 {
    font-size: clamp(28px, 3.5vw, 40px);
    font-weight: 700;
    letter-spacing: -.035em;
    color: var(--text);
    margin-bottom: 16px;
    transition: color var(--transition);
}

.contact-info p {
    font-size: 16px;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 28px;
    transition: color var(--transition);
}

.contact-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.contact-list li {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    font-size: 15px;
    color: var(--text);
    letter-spacing: -.01em;
    transition: color var(--transition), border-color var(--transition);
}

.contact-list li:last-child { border-bottom: none; }

.contact-list a {
    color: var(--text);
    text-decoration: none;
    transition: color .2s;
}

.contact-list a:hover { color: var(--accent); }

.contact-icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    background: var(--surface);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: var(--accent);
    flex-shrink: 0;
    transition: background var(--transition);
}

.contact-form {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 36px;
    transition: background var(--transition), border-color var(--transition);
}

.form-field {
    margin-bottom: 20px;
}

.form-field label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--text);
    margin-bottom: 8px;
    letter-spacing: -.01em;
    transition: color var(--transition);
}

.form-field input,
.form-field textarea,
.form-field select {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    font-family: var(--font);
    font-size: 15px;
    color: var(--text);
    letter-spacing: -.01em;
    transition: background var(--transition), border-color .2s, color var(--transition);
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
    outline: none;
    border-color: var(--accent);
}

.form-field textarea {
    resize: vertical;
    min-height: 120px;
    font-family: var(--font);
}

.form-submit {
    width: 100%;
    background: var(--accent);
    color: #fff;
    border: none;
    padding: 14px 30px;
    border-radius: var(--radius-pill);
    font-family: var(--font);
    font-size: 15px;
    font-weight: 500;
    letter-spacing: -.01em;
    cursor: pointer;
    transition: background .2s, transform .2s;
    margin-top: 8px;
}

.form-submit:hover {
    background: var(--accent-hover);
    transform: scale(1.01);
}

.form-submit:disabled {
    opacity: .6;
    cursor: not-allowed;
    transform: none;
}

.form-message {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 14px;
    display: none;
}

.form-message.success {
    display: block;
    background: rgba(48, 209, 88, .12);
    color: var(--accent-green);
    border: 1px solid rgba(48, 209, 88, .3);
}

.form-message.error {
    display: block;
    background: rgba(255, 69, 58, .12);
    color: #ff453a;
    border: 1px solid rgba(255, 69, 58, .3);
}

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
[data-animate] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity .8s var(--ease), transform .8s var(--ease);
}

[data-animate].visible {
    opacity: 1;
    transform: translateY(0);
}

[data-animate-delay="1"] { transition-delay: .08s; }
[data-animate-delay="2"] { transition-delay: .16s; }
[data-animate-delay="3"] { transition-delay: .24s; }

/* ============================================================
   BACK TO TOP
   ============================================================ */
#back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    border: none;
    font-size: 18px;
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
    transition: opacity .3s, transform .3s, background .2s;
    z-index: 9997;
}

#back-to-top.visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

#back-to-top:hover { background: var(--accent-hover); }

/* ============================================================
   RESPONSIVE — páginas internas
   ============================================================ */
@media (max-width: 1023px) {
    .service-detail-inner { grid-template-columns: 1fr; gap: 32px; }
    .service-detail-sidebar { position: static; }
    .method-grid { grid-template-columns: repeat(2, 1fr); }
    .projects-grid { grid-template-columns: repeat(2, 1fr); }
    .blog-featured { grid-template-columns: 1fr; gap: 28px; }
    .blog-grid { grid-template-columns: repeat(2, 1fr); }
    .contact-section { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 734px) {
    .page-header { padding: 80px 16px 44px; }
    .prose-section { padding: 56px 16px; }
    .service-detail { padding: 56px 16px; }
    .methodology-section { padding: 64px 16px; }
    .method-grid { grid-template-columns: 1fr; }
    .projects-section { padding: 56px 16px; }
    .projects-grid { grid-template-columns: 1fr; }
    .blog-section { padding: 56px 16px; }
    .blog-grid { grid-template-columns: 1fr; }
    .contact-section { padding: 56px 16px 80px; }
    .contact-form { padding: 24px; }
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
[data-theme="light"] .hamburger span {
  background: #1d1d1f;
}

/* ── CONFIRMACIÓN FORMULARIO ── */
#form-confirm {
  min-height: 60vh;
}
#form-confirm h2 {
  color: var(--text);
}
/* Logo en modo claro */
[data-theme="light"] #confirm-logo {
  content: url('img/logo-erick-hernandez-arias.png');
}


/* ── ESCALERA DE VALOR ─────────────────────────────── */
.escalera-valor {
  padding: 80px 0;
  max-width: 1100px;
  margin: 0 auto;
}

.escalera-eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent, #038C8C);
  margin-bottom: 12px;
}

.escalera-valor h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 16px;
  color: var(--text);
}

.escalera-intro {
  font-size: 1.05rem;
  color: var(--text-muted, #666);
  max-width: 680px;
  margin-bottom: 48px;
  line-height: 1.7;
}

.escalera-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-bottom: 40px;
}

.escalera-card {
  position: relative;
  background: var(--surface, #f9f9f9);
  border: 1px solid var(--border, #e5e5e5);
  border-radius: 16px;
  padding: 28px 24px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: box-shadow .2s, transform .2s;
}

.escalera-card:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,.08);
  transform: translateY(-2px);
}

.escalera-card--destacado {
  border-color: var(--accent, #038C8C);
  border-width: 2px;
}

.escalera-card__badge {
  position: absolute;
  top: -12px;
  left: 24px;
  background: var(--accent, #038C8C);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
}

.escalera-card__nivel {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent, #038C8C);
}

.escalera-card__header h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  margin: 4px 0 6px;
  line-height: 1.3;
}

.escalera-card__precio {
  font-size: .88rem;
  color: var(--text-muted, #666);
}

.escalera-card__precio strong {
  color: var(--text);
  font-weight: 700;
}

.escalera-card p {
  font-size: .93rem;
  line-height: 1.6;
  color: var(--text-muted, #555);
  margin: 0;
}

.escalera-card__lista {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.escalera-card__lista li {
  font-size: .88rem;
  color: var(--text-muted, #555);
  padding-left: 18px;
  position: relative;
}

.escalera-card__lista li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent, #038C8C);
  font-weight: 700;
  font-size: .85rem;
}

.escalera-card__para {
  font-size: .82rem;
  color: var(--text-muted, #888);
  font-style: italic;
  border-top: 1px solid var(--border, #e5e5e5);
  padding-top: 10px;
  margin-top: auto;
}

.escalera-card__cta {
  display: inline-block;
  background: var(--accent, #038C8C);
  color: #fff !important;
  font-size: .88rem;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 8px;
  text-decoration: none;
  text-align: center;
  transition: opacity .15s;
}

.escalera-card__cta:hover {
  opacity: .85;
}

.escalera-nota {
  font-size: .92rem;
  color: var(--text-muted, #666);
  text-align: center;
  font-style: italic;
  max-width: 600px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .escalera-grid {
    grid-template-columns: 1fr;
  }
  .escalera-valor {
    padding: 48px 20px;
  }
}
/* ── /ESCALERA DE VALOR ────────────────────────────── */

/* ── COBERTURA GEOGRÁFICA ──────────────────────────── */
.geo-coverage {
  padding: 64px 28px 72px;
  border-top: 1px solid var(--border);
  text-align: center;
}
.geo-coverage h2 {
  font-size: clamp(1.6rem, 2.8vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -.04em;
  margin-bottom: 14px;
  color: var(--text);
}
.geo-coverage > p {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto 36px;
  line-height: 1.7;
}
.geo-cities {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 10px;
  list-style: none;
  padding: 0;
  margin: 0 auto 40px;
  max-width: 860px;
}
.geo-cities li {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  padding: 5px 13px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  letter-spacing: .01em;
  transition: border-color .2s, color .2s;
}
.geo-cities li:hover { border-color: var(--accent); color: var(--accent); }
/* ── /COBERTURA GEOGRÁFICA ─────────────────────────── */

/* ── FOOTER KEYWORDS ───────────────────────────────── */
.footer-keywords {
  font-size: 11px;
  color: var(--text-subtle, var(--text-muted));
  opacity: .45;
  max-width: 900px;
  margin: 10px auto 0;
  line-height: 1.8;
  letter-spacing: .01em;
}
/* ── /FOOTER KEYWORDS ──────────────────────────────── */

/* ═══════════════════════════════════════════════════════
   SEOP IA™ — Sistema Estratégico de Optimización Predictiva
   ═══════════════════════════════════════════════════════ */

/* Brand badge */
.seop-brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: linear-gradient(135deg, var(--accent) 0%, #024959 100%);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 5px 16px;
  border-radius: 20px;
  margin-bottom: 22px;
}

.seop-tagline {
  font-size: 13px;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: .2em;
  text-transform: uppercase;
  margin-top: 18px;
  display: block;
}

/* Modules grid */
.seop-modules-section {
  padding: 72px 28px;
  max-width: 1100px;
  margin: 0 auto;
}
.seop-modules-section h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -.04em;
  margin-bottom: 12px;
}
.seop-modules-section > p {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 600px;
  line-height: 1.7;
  margin-bottom: 40px;
}

.seop-modules-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius-card, 16px);
  overflow: hidden;
  /* Safari: overflow:hidden no recorta hijos de grid sin una capa de composición */
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
}

.seop-module-card {
  background: var(--surface);
  padding: 36px 32px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: background .2s;
}
.seop-module-card:hover { background: var(--bg); }

/* Identidad del módulo: número + abreviatura */
.seop-module-id {
  display: flex;
  align-items: baseline;
  gap: 10px;
}
.seop-module-num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -.04em;
  line-height: 1;
}
.seop-module-abbr {
  font-size: 11px;
  font-weight: 700;
  font-family: ui-monospace, monospace;
  color: var(--accent);
  background: rgba(3,140,140,.1);
  border: 1px solid rgba(3,140,140,.2);
  padding: 3px 9px;
  border-radius: 4px;
  letter-spacing: .08em;
}

/* Título */
.seop-module-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -.025em;
  color: var(--text);
  margin: 0;
  line-height: 1.3;
}

/* Descripción */
.seop-module-card > p {
  font-size: .9rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0;
  flex: 1;
}

/* Bloque "En este sitio" — caja diferenciada */
.seop-module-impl {
  font-size: .82rem;
  color: var(--text-muted);
  background: rgba(3,140,140,.06);
  border-left: 2px solid var(--accent);
  border-radius: 0 6px 6px 0;
  padding: 12px 14px;
  line-height: 1.65;
  margin-top: auto;
}
.seop-module-impl strong {
  color: var(--accent);
  font-weight: 600;
}

/* Card 07 — ancho completo, layout horizontal */
.seop-module-card--wide {
  grid-column: 1 / -1;
  flex-direction: row;
  align-items: flex-start;
  gap: 48px;
  padding: 40px 40px;
  border-top: 2px solid var(--accent);
}
.seop-module-card--wide .seop-module-id {
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  min-width: 90px;
  padding-top: 4px;
}
.seop-module-card--wide .seop-module-num {
  font-size: 3rem;
  letter-spacing: -.04em;
}
.seop-module-card--wide .seop-module-abbr { font-size: 11px; }
.seop-module-card--wide h3 { font-size: 1.15rem; }
.seop-module-card--wide > .seop-module-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

@media (max-width: 640px) {
  .seop-modules-grid { grid-template-columns: 1fr; }
  .seop-module-card--wide {
    flex-direction: column;
    gap: 20px;
    padding: 32px 28px;
  }
  .seop-module-card--wide .seop-module-id {
    flex-direction: row;
    align-items: baseline;
  }
  .seop-module-card--wide .seop-module-num { font-size: 2rem; }
}

/* Case study / metrics */
.seop-case-section {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 72px 28px;
}
.seop-case-inner {
  max-width: 960px;
  margin: 0 auto;
}
.seop-case-inner h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -.04em;
  margin-bottom: 12px;
}
.seop-case-inner > p {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 640px;
  line-height: 1.7;
  margin-bottom: 36px;
}

.seop-score-row {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
  padding: 28px 32px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-card, 16px);
}
.seop-score-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  flex: 1;
  min-width: 80px;
}
.seop-score-num {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -.05em;
  line-height: 1;
}
.seop-score-num.before  { color: var(--text-muted); }
.seop-score-num.current { color: var(--accent); }
.seop-score-num.target  { color: var(--text-muted); opacity: .4; }
.seop-score-label {
  font-size: .7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .08em;
  font-weight: 600;
  text-align: center;
}
.seop-score-arrow {
  font-size: 1.6rem;
  color: var(--accent);
  opacity: .6;
  line-height: 1;
  align-self: center;
}

.seop-metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 1px;
  background: var(--border);
  border-radius: var(--radius-card, 16px);
  overflow: hidden;
}
.seop-metric {
  background: var(--bg);
  padding: 28px 16px;
  text-align: center;
}
.seop-metric__num {
  display: block;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -.05em;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 8px;
}
.seop-metric__label {
  font-size: .72rem;
  color: var(--text-muted);
  line-height: 1.45;
  font-weight: 500;
  letter-spacing: .01em;
}

/* Phases */
.seop-phases-section {
  padding: 72px 28px;
  max-width: 800px;
  margin: 0 auto;
}
.seop-phases-section h2 {
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -.04em;
  margin-bottom: 12px;
}
.seop-phases-section > p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 36px;
}
.seop-phases-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.seop-phase {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 20px;
  align-items: flex-start;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.seop-phase:last-child { border-bottom: none; }
.seop-phase__num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .85rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}
.seop-phase h3 {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -.02em;
  color: var(--text);
  margin: 0 0 6px;
}
.seop-phase p {
  font-size: .9rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0;
}
.seop-phase-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}
.seop-phase-tag {
  font-size: .72rem;
  color: var(--accent);
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 2px 9px;
  border-radius: 20px;
  font-weight: 500;
}

@media (max-width: 734px) {
  .seop-modules-section,
  .seop-case-section,
  .seop-phases-section { padding: 48px 20px; }
  .seop-metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .seop-score-row { padding: 20px; gap: 10px; }
}
/* ═══════════════════════════════════════════════════════
   /SEOP IA™
   ═══════════════════════════════════════════════════════ */

/* ── SERVICIOS RELACIONADOS (landing pages) ───────────── */
.related-services {
  max-width: 760px;
  margin: 0 auto;
  padding: 0 28px 60px;
}
.related-services > h2 {
  font-size: .9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 12px;
}
.related-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 18px;
  text-decoration: none;
  transition: border-color .15s, transform .15s;
}
.related-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.related-card strong {
  font-size: .88rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.3;
}
.related-card span {
  font-size: .8rem;
  color: var(--text-muted);
  line-height: 1.55;
}
/* ── /SERVICIOS RELACIONADOS ──────────────────────────── */