/* ============================================================
   HUBTECH — Ingeniería de software para PyMEs
   Una marca de MINOA SERVICIOS S.A.S. · Salta, Argentina
   Tema: Claro / corporativo (estilo agencia) · Acento verde HUBTECH
   ============================================================ */

:root {
  --green:      #2aa168;
  --green-700:  #1b7a4c;
  --green-600:  #1f8f5a;
  --green-100:  #d6efe1;
  --green-50:   #ecf8f1;

  --ink:    #0d1b14;   /* títulos */
  --body:   #51635b;   /* texto */
  --muted:  #7e8e86;
  --line:   #e5ece8;
  --line-2: #d7e3dc;

  --bg:       #ffffff;
  --bg-soft:  #f5f8f6;
  --bg-mint:  #eef6f1;
  --dark:     #08231a;   /* bandas oscuras */
  --dark-2:   #0c2c20;

  --maxw: 1200px;
  --radius: 20px;
  --radius-sm: 12px;
  --radius-pill: 999px;

  --shadow-sm: 0 2px 10px rgba(13,27,20,0.05);
  --shadow:    0 22px 50px -26px rgba(13,27,20,0.28);
  --shadow-card: 0 14px 40px -22px rgba(13,27,20,0.22);

  --font-head: "Sora", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg); color: var(--body);
  font-family: var(--font-body); line-height: 1.65;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* Idiomas */
html.lang-es .en, html.lang-es .fr { display: none !important; }
html.lang-en .es, html.lang-en .fr { display: none !important; }
html.lang-fr .es, html.lang-fr .en { display: none !important; }

/* Layout */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 26px; }
.section { padding: 104px 0; position: relative; }
.section--tight { padding: 72px 0; }
.section--soft { background: var(--bg-soft); }
.section--mint { background: var(--bg-mint); }

h1, h2, h3, h4 { font-family: var(--font-head); color: var(--ink); line-height: 1.1; letter-spacing: -0.02em; font-weight: 700; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-head); font-size: 0.8rem; font-weight: 600;
  letter-spacing: 0.04em; color: var(--green-700);
  background: var(--green-50); border: 1px solid var(--green-100);
  padding: 7px 14px; border-radius: var(--radius-pill); margin-bottom: 22px;
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--green); }

.sec-head { max-width: 720px; margin-bottom: 56px; }
.sec-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-title { font-size: clamp(2rem, 4.2vw, 3.1rem); margin-bottom: 18px; }
.section-title .accent { color: var(--green); }
.lead { color: var(--body); font-size: 1.12rem; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--font-head); font-weight: 600; font-size: 0.98rem;
  padding: 14px 28px; border-radius: var(--radius-pill); cursor: pointer;
  border: 1.5px solid transparent; transition: all 0.28s var(--ease); white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn--primary { background: var(--green); color: #fff; box-shadow: 0 12px 26px -12px rgba(42,161,104,0.7); }
.btn--primary:hover { background: var(--green-700); transform: translateY(-2px); }
.btn--ghost { background: #fff; color: var(--ink); border-color: var(--line-2); }
.btn--ghost:hover { border-color: var(--green); color: var(--green-700); }
.btn--light { background: #fff; color: var(--ink); }
.btn--light:hover { transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.btn--on-dark { background: rgba(255,255,255,0.1); color: #fff; border-color: rgba(255,255,255,0.25); }
.btn--on-dark:hover { background: rgba(255,255,255,0.18); }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.82); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 76px; }
.brand { display: inline-flex; align-items: center; }
.brand-logo { height: 36px; width: auto; display: block; }
.site-footer .brand-logo { height: 30px; }

.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a { color: var(--body); font-size: 0.96rem; font-weight: 500; position: relative; transition: color 0.2s; }
.nav-links a:hover, .nav-links a.active { color: var(--ink); }
.nav-links a.active::after { content: ""; position: absolute; left: 0; bottom: -7px; width: 100%; height: 2px; background: var(--green); border-radius: 2px; }

.nav-actions { display: flex; align-items: center; gap: 16px; }
.lang-toggle { display: inline-flex; border: 1px solid var(--line-2); border-radius: var(--radius-pill); overflow: hidden; font-family: var(--font-head); font-size: 0.8rem; font-weight: 600; }
.lang-toggle button { background: transparent; color: var(--muted); border: none; cursor: pointer; padding: 6px 12px; transition: all 0.2s; }
.lang-toggle button.active { background: var(--green-50); color: var(--green-700); }

.nav-toggle { display: none; background: #fff; border: 1px solid var(--line-2); border-radius: 10px; width: 44px; height: 44px; cursor: pointer; color: var(--ink); }
.nav-toggle svg { width: 22px; height: 22px; margin: auto; }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; padding: 84px 0 92px; }
.hero::before {
  content: ""; position: absolute; top: -180px; right: -160px; width: 620px; height: 620px; z-index: 0;
  background: radial-gradient(circle, var(--green-50), transparent 62%); pointer-events: none;
}
.hero-split { position: relative; z-index: 1; display: grid; grid-template-columns: 1.08fr 0.92fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(2.5rem, 5.4vw, 4rem); font-weight: 800; margin: 0 0 22px; color: var(--ink); }
.hero h1 .accent { color: var(--green); }
.hero .lead { font-size: 1.2rem; max-width: 560px; margin-bottom: 32px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 38px; }
.hero-points { display: flex; flex-wrap: wrap; gap: 26px; }
.hero-point b { display: block; font-family: var(--font-head); font-size: 1.5rem; font-weight: 700; color: var(--ink); line-height: 1; }
.hero-point span { font-size: 0.86rem; color: var(--muted); }

.hero-visual { position: relative; }
.mock {
  position: relative; border-radius: var(--radius); background: #fff;
  border: 1px solid var(--line); box-shadow: var(--shadow); overflow: hidden;
}
.mock-bar { display: flex; align-items: center; gap: 7px; padding: 13px 16px; border-bottom: 1px solid var(--line); background: var(--bg-soft); }
.mock-bar i { width: 11px; height: 11px; border-radius: 50%; background: #d7e0db; display: inline-block; }
.mock-bar i:nth-child(1){ background:#f5b7b1;} .mock-bar i:nth-child(2){ background:#f7d794;} .mock-bar i:nth-child(3){ background:#a7e0c0;}
.mock-body { padding: 20px; display: grid; gap: 14px; }

/* ---------- Logos / tech strip ---------- */
.logos { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #fff; }
.logos .container { padding-top: 30px; padding-bottom: 30px; }
.logos-title { text-align: center; font-size: 0.82rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); margin-bottom: 18px; }
.logos-row { display: flex; flex-wrap: wrap; gap: 14px 38px; align-items: center; justify-content: center; }
.logos-row span { font-family: var(--font-head); font-weight: 600; font-size: 1.15rem; color: #95a59c; transition: color 0.25s; }
.logos-row span:hover { color: var(--green-700); }

/* ---------- Grid ---------- */
.grid { display: grid; gap: 24px; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- Studio (service) cards ---------- */
.studio {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px 30px; transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), border-color 0.35s var(--ease);
  display: flex; flex-direction: column;
}
.studio:hover { transform: translateY(-6px); box-shadow: var(--shadow-card); border-color: var(--line-2); }
.studio .ico { width: 54px; height: 54px; border-radius: 15px; background: var(--green-50); color: var(--green-700); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; border: 1px solid var(--green-100); }
.studio .ico svg { width: 27px; height: 27px; }
.studio h3 { font-size: 1.28rem; margin-bottom: 10px; }
.studio p { color: var(--body); font-size: 0.97rem; margin-bottom: 18px; }
.studio-link { margin-top: auto; display: inline-flex; align-items: center; gap: 7px; font-family: var(--font-head); font-weight: 600; font-size: 0.92rem; color: var(--green-700); }
.studio-link svg { width: 17px; height: 17px; transition: transform 0.25s; }
.studio:hover .studio-link svg { transform: translateX(4px); }

/* feature list */
.feature-list { display: flex; flex-direction: column; gap: 13px; margin-top: 22px; }
.feature-list li { display: flex; gap: 12px; font-size: 0.98rem; line-height: 1.5; }
.feature-list li svg { width: 22px; height: 22px; flex: none; color: var(--green); margin-top: 1px; }
.feature-list.on-dark li { color: rgba(255,255,255,0.82); }
.feature-list.on-dark li svg { color: #5fd6a0; }

/* ---------- Dark feature band ---------- */
.band-dark { background: var(--dark); color: #fff; position: relative; overflow: hidden; }
.band-dark::before { content: ""; position: absolute; top: -120px; left: -120px; width: 460px; height: 460px; background: radial-gradient(circle, rgba(95,214,160,0.16), transparent 60%); }
.band-dark h2, .band-dark h3 { color: #fff; }
.band-dark .eyebrow { background: rgba(95,214,160,0.12); border-color: rgba(95,214,160,0.25); color: #7ee2b1; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; position: relative; z-index: 1; }
.split .lead { color: rgba(255,255,255,0.75); }
.glass {
  border-radius: var(--radius); border: 1px solid rgba(255,255,255,0.12);
  background: linear-gradient(160deg, rgba(255,255,255,0.08), rgba(255,255,255,0.02));
  padding: 30px; min-height: 320px; display: flex; flex-direction: column; justify-content: center;
}

/* ---------- Case cards ---------- */
.case { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease); display: flex; flex-direction: column; }
.case:hover { transform: translateY(-6px); box-shadow: var(--shadow-card); }
.case-media { aspect-ratio: 16 / 10; position: relative; overflow: hidden; }
.case-media svg { width: 100%; height: 100%; display: block; }
.case-body { padding: 24px 26px 28px; display: flex; flex-direction: column; flex: 1; }
.case-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 13px; }
.case-tags span { font-family: var(--font-head); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.03em; color: var(--green-700); background: var(--green-50); border: 1px solid var(--green-100); padding: 4px 10px; border-radius: var(--radius-pill); }
.case-body h3 { font-size: 1.22rem; margin-bottom: 9px; }
.case-body p { color: var(--body); font-size: 0.95rem; }
.cases-single { max-width: 460px; margin: 0 auto; }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat { text-align: center; padding: 8px; }
.stat b { display: block; font-family: var(--font-head); font-weight: 800; font-size: clamp(2.1rem, 4vw, 2.9rem); color: var(--green); line-height: 1; margin-bottom: 8px; }
.stat span { font-size: 0.95rem; color: var(--body); }
.band-dark .stat b { color: #5fd6a0; }
.band-dark .stat span { color: rgba(255,255,255,0.7); }

/* ---------- Steps ---------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.step { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.step .num { font-family: var(--font-head); font-weight: 700; font-size: 0.85rem; color: var(--green-700); display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 50%; background: var(--green-50); border: 1px solid var(--green-100); margin-bottom: 16px; }
.step h4 { font-size: 1.12rem; margin-bottom: 8px; }
.step p { font-size: 0.94rem; color: var(--body); }

/* ---------- CTA band ---------- */
.cta-inner { position: relative; overflow: hidden; border-radius: 28px; background: linear-gradient(135deg, #0c2c20, #08231a); color: #fff; padding: 72px 56px; text-align: center; }
.cta-inner::before { content: ""; position: absolute; inset: 0; background: radial-gradient(60% 90% at 50% -10%, rgba(95,214,160,0.18), transparent 70%); }
.cta-inner > * { position: relative; z-index: 1; }
.cta-inner h2 { color: #fff; font-size: clamp(1.9rem, 4vw, 2.7rem); margin-bottom: 16px; }
.cta-inner p { color: rgba(255,255,255,0.78); max-width: 560px; margin: 0 auto 30px; }
.cta-actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; }

/* ---------- Page hero (inner) ---------- */
.page-hero { padding: 80px 0 64px; position: relative; overflow: hidden; }
.page-hero::before { content: ""; position: absolute; top: -200px; right: -140px; width: 560px; height: 560px; background: radial-gradient(circle, var(--green-50), transparent 62%); }
.page-hero .container { position: relative; z-index: 1; }
.page-hero h1 { font-size: clamp(2.3rem, 5vw, 3.5rem); font-weight: 800; margin: 0 0 18px; max-width: 800px; }
.page-hero h1 .accent { color: var(--green); }
.page-hero .lead { max-width: 640px; }

/* ---------- Solution rows ---------- */
.solution { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; padding: 52px 0; border-top: 1px solid var(--line); }
.solution:first-child { border-top: none; }
.solution.reverse .sol-text { order: 2; }
.sol-tag { font-family: var(--font-head); font-weight: 600; font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--green-700); margin-bottom: 12px; }
.solution h3 { font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: 14px; }
.solution p { color: var(--body); }
.sol-visual { border-radius: var(--radius); border: 1px solid var(--line); background: var(--bg-soft); overflow: hidden; box-shadow: var(--shadow-card); }
.sol-visual svg { width: 100%; height: auto; display: block; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 44px; align-items: start; }
.form-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 34px; box-shadow: var(--shadow-card); }
.field { margin-bottom: 18px; }
.field label { display: block; font-size: 0.86rem; color: var(--ink); font-weight: 500; margin-bottom: 7px; }
.field input, .field textarea { width: 100%; background: var(--bg-soft); border: 1px solid var(--line-2); color: var(--ink); border-radius: var(--radius-sm); padding: 13px 15px; font-family: var(--font-body); font-size: 0.97rem; transition: border-color 0.2s, box-shadow 0.2s, background 0.2s; }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--green); background: #fff; box-shadow: 0 0 0 3px var(--green-50); }
.field textarea { resize: vertical; min-height: 130px; }

.contact-info { display: flex; flex-direction: column; gap: 14px; }
.info-card { display: flex; gap: 15px; align-items: flex-start; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 20px 22px; transition: border-color 0.25s, transform 0.25s, box-shadow 0.25s; }
.info-card:hover { border-color: var(--line-2); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.info-card .ico { width: 44px; height: 44px; border-radius: 12px; background: var(--green-50); color: var(--green-700); display: flex; align-items: center; justify-content: center; flex: none; border: 1px solid var(--green-100); }
.info-card .ico svg { width: 21px; height: 21px; }
.info-card h4 { font-size: 1rem; margin-bottom: 3px; }
.info-card p, .info-card a { color: var(--body); font-size: 0.94rem; word-break: break-word; }
.info-card a:hover { color: var(--green-700); }

/* ---------- Footer ---------- */
.site-footer { background: var(--dark); color: rgba(255,255,255,0.72); padding: 70px 0 32px; }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr; gap: 44px; margin-bottom: 48px; }
.footer-brand .brand { margin-bottom: 18px; }
.footer-brand p { color: rgba(255,255,255,0.6); font-size: 0.95rem; max-width: 330px; }
.footer-col h5 { font-family: var(--font-head); font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.45); margin-bottom: 16px; }
.footer-col a, .footer-col p { display: block; color: rgba(255,255,255,0.7); font-size: 0.94rem; margin-bottom: 11px; transition: color 0.2s; }
.footer-col a:hover { color: #7ee2b1; }
.footer-bottom { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; justify-content: space-between; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 26px; }
.footer-bottom p { color: rgba(255,255,255,0.5); font-size: 0.85rem; }
.footer-bottom .legal { text-transform: uppercase; letter-spacing: 0.05em; font-size: 0.74rem; }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s var(--ease), transform 0.7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: 0.08s; } .reveal.d2 { transition-delay: 0.16s; }
.reveal.d3 { transition-delay: 0.24s; } .reveal.d4 { transition-delay: 0.32s; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-split { grid-template-columns: 1fr; gap: 40px; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); gap: 30px; }
  .steps { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; gap: 36px; }
  .solution, .solution.reverse { grid-template-columns: 1fr; gap: 28px; }
  .solution.reverse .sol-text { order: 0; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 720px) {
  .section { padding: 76px 0; }
  .nav-links, .nav-actions .btn { display: none; }
  .nav-toggle { display: flex; }
  .site-header.open .nav-links { display: flex; position: absolute; top: 76px; left: 0; right: 0; flex-direction: column; gap: 4px; background: #fff; border-bottom: 1px solid var(--line); padding: 18px 26px; }
  .site-header.open .nav-links a { padding: 10px 0; }
  .grid-3, .grid-2, .grid-4 { grid-template-columns: 1fr; }
  .cta-inner { padding: 48px 26px; }
  .footer-top { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}