/* ===========================================
   ZIONVEX — styles.css
=========================================== */

/* ===========================================
   1. RESET & CSS CUSTOM PROPERTIES
=========================================== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --c-bg:          #FFFFFF;
  --c-bg-alt:      #F5F5F7;
  --c-dark:        #0A0A0B;
  --c-dark-2:      #111113;
  --c-accent:      #6366F1;
  --c-accent-dim:  rgba(99,102,241,0.10);
  --c-accent-glow: rgba(99,102,241,0.28);
  --c-text:        #1A1A1A;
  --c-muted:       #6B6B6B;
  --c-subtle:      #9CA3AF;
  --c-border:      #E5E5E7;
  --c-border-dark: rgba(255,255,255,0.07);
  --c-white:       #FFFFFF;
  --f-display: 'Space Grotesk', sans-serif;
  --f-body:    'Inter', sans-serif;
  --max-w:   1200px;
  --pad-x:   24px;
  --sec-py:  100px;
  --r-sm:    8px;
  --r-md:    12px;
  --r-lg:    20px;
  --ease: cubic-bezier(0.4,0,0.2,1);
  --t:    0.28s var(--ease);
  --nav-h: 90px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--f-body);
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a   { color: inherit; }

/* ===========================================
   2. TYPOGRAPHY
=========================================== */
h1, h2, h3, h4 {
  font-family: var(--f-display);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.03em;
}
h1 { font-size: clamp(2.8rem, 5.5vw, 5rem); }
h2 { font-size: clamp(2rem,   3.5vw, 3rem);  }
h3 { font-size: clamp(1.1rem, 2vw,  1.4rem); }
p  { font-size: 1rem; line-height: 1.75; color: var(--c-muted); }

/* ===========================================
   3. UTILITIES
=========================================== */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
}
.sec       { padding: var(--sec-py) 0; }
.sec--dark { background: var(--c-dark); }
.sec--alt  { background: var(--c-bg-alt); }
.sec--dark h2,
.sec--dark h3 { color: var(--c-white); }
.sec--dark p  { color: rgba(255,255,255,0.45); }

.label {
  display: inline-block;
  font-family: var(--f-display);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 14px;
}
.sec-head { text-align: center; max-width: 560px; margin: 0 auto 64px; }
.sec-head p { margin-top: 16px; }

/* ===========================================
   4. BUTTONS
=========================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--r-sm);
  font-family: var(--f-display);
  font-size: 0.88rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: var(--t);
  white-space: nowrap;
  line-height: 1;
}
.btn--primary { background: var(--c-accent); color: var(--c-white); }
.btn--primary:hover { background: #5254cc; transform: translateY(-1px); box-shadow: 0 8px 24px var(--c-accent-glow); }
.btn--outline { background: transparent; color: var(--c-text); border: 1.5px solid var(--c-border); }
.btn--outline:hover { border-color: var(--c-accent); color: var(--c-accent); transform: translateY(-1px); }
.btn--ghost { background: transparent; color: var(--c-white); border: 1.5px solid rgba(255,255,255,0.2); }
.btn--ghost:hover { border-color: rgba(255,255,255,0.55); transform: translateY(-1px); }

/* ===========================================
   5. SCROLL-REVEAL
=========================================== */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.65s var(--ease), transform 0.65s 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; }
.reveal-d5 { transition-delay: 0.40s; }
.reveal-d6 { transition-delay: 0.48s; }

/* ===========================================
   6. HEADER / NAV
=========================================== */
.header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 200;
  transition: var(--t);
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--c-border);
  overflow: visible;
}
.header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.06); }

.nav {
  display: flex;
  align-items: center;
  height: var(--nav-h);
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-x);
  overflow: visible;
}

/* Logo — pegado al menú con 30px de separación */
.logo {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  text-decoration: none;
  margin-left: 80px;
}
.logo-img {
  display: block;
  height: 75px;
  width: auto;
  object-fit: contain;
}
.footer .logo-img { filter: invert(1); }

/* Menú centrado */
.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 34px;
  flex: 1;
  justify-content: center;
}
.nav-links a {
  font-family: var(--f-display);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--c-muted);
  text-decoration: none;
  transition: color var(--t);
}
.nav-links a:hover { color: var(--c-text); }

/* Botón a la derecha */
.nav-cta {
  flex-shrink: 0;
  margin-left: auto;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  margin-left: auto;
}
.hamburger i { display: block; width: 22px; height: 2px; background: var(--c-dark); border-radius: 2px; transition: var(--t); }
.hamburger.open i:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open i:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open i:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile drawer */
.mobile-drawer {
  display: none;
  position: fixed;
  top: var(--nav-h);
  inset: var(--nav-h) 0 auto;
  background: var(--c-white);
  border-top: 1px solid var(--c-border);
  padding: 20px var(--pad-x) 28px;
  z-index: 199;
  flex-direction: column;
  box-shadow: 0 24px 48px rgba(0,0,0,0.08);
}
.mobile-drawer.open { display: flex; }
.mobile-drawer a { font-family: var(--f-display); font-size: 1rem; font-weight: 500; color: var(--c-text); text-decoration: none; padding: 13px 0; border-bottom: 1px solid var(--c-border); }
.mobile-drawer .btn { margin-top: 18px; justify-content: center; }

/* ===========================================
   7. HERO
=========================================== */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; background: var(--c-dark); overflow: hidden; }
.hero-orb { position: absolute; border-radius: 50%; filter: blur(110px); pointer-events: none; }
.hero-orb--a { width: 640px; height: 640px; background: var(--c-accent); opacity: 0.13; top: -160px; right: -140px; }
.hero-orb--b { width: 380px; height: 380px; background: #8B5CF6; opacity: 0.10; bottom: -60px; left: 28%; }
.hero-watermark { position: absolute; bottom: -8%; right: -3%; font-family: var(--f-display); font-size: clamp(10rem, 21vw, 21rem); font-weight: 700; letter-spacing: -0.04em; color: transparent; -webkit-text-stroke: 1px rgba(255,255,255,0.035); user-select: none; pointer-events: none; line-height: 0.88; }
.hero-inner { position: relative; z-index: 2; width: 100%; max-width: var(--max-w); margin: 0 auto; padding: calc(var(--nav-h) + 64px) var(--pad-x) 100px; display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 72px; }
.hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(99,102,241,0.1); border: 1px solid rgba(99,102,241,0.22); padding: 5px 14px; border-radius: 100px; margin-bottom: 28px; }
.hero-badge-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--c-accent); animation: blink 2.2s ease-in-out infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.35} }
.hero-badge span { font-family: var(--f-display); font-size: 0.76rem; font-weight: 500; color: var(--c-accent); letter-spacing: 0.03em; }
.hero h1 { color: var(--c-white); margin-bottom: 22px; }
.hero h1 em { font-style: normal; color: var(--c-accent); }
.hero-sub { font-size: 1.05rem; color: rgba(255,255,255,0.5); max-width: 470px; margin-bottom: 40px; }
.hero-btns { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-card { background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.07); border-radius: var(--r-lg); padding: 28px; backdrop-filter: blur(12px); max-width: 360px; width: 100%; }
.hero-card-label { font-family: var(--f-display); font-size: 0.72rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.3); margin-bottom: 20px; }
.hero-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 20px; }
.hero-stat { background: rgba(255,255,255,0.03); border: 1px solid rgba(255,255,255,0.05); border-radius: var(--r-md); padding: 18px; }
.hero-stat-val { font-family: var(--f-display); font-size: 1.75rem; font-weight: 700; color: var(--c-white); letter-spacing: -0.03em; line-height: 1; margin-bottom: 4px; }
.hero-stat-lbl { font-size: 0.76rem; color: rgba(255,255,255,0.35); }
.hero-tags { display: flex; flex-wrap: wrap; gap: 7px; }
.tag { display: inline-block; padding: 4px 11px; border-radius: 100px; font-family: var(--f-display); font-size: 0.72rem; font-weight: 500; background: rgba(99,102,241,0.1); border: 1px solid rgba(99,102,241,0.2); color: rgba(160,163,255,0.9); }

/* ===========================================
   8. SERVICES
=========================================== */
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.svc-card { background: var(--c-bg); border: 1.5px solid var(--c-border); border-radius: var(--r-lg); padding: 30px; transition: var(--t); }
.svc-card:hover { border-color: var(--c-accent); box-shadow: 0 0 0 1px var(--c-accent), 0 8px 28px rgba(99,102,241,0.07); transform: translateY(-2px); }
.svc-icon { width: 42px; height: 42px; background: var(--c-accent-dim); border-radius: var(--r-sm); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; color: var(--c-accent); }
.svc-icon svg { width: 20px; height: 20px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.svc-card h3 { color: var(--c-text); margin-bottom: 10px; }
.services-banner { margin-top: 56px; background: var(--c-bg-alt); border: 1.5px solid var(--c-border); border-radius: var(--r-lg); padding: 44px 48px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.services-banner p { font-family: var(--f-display); font-size: 1.1rem; font-weight: 500; color: var(--c-text); max-width: 500px; }

/* ===========================================
   9. PORTFOLIO
=========================================== */
.portfolio-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.port-card { border: 1px solid var(--c-border-dark); border-radius: var(--r-lg); overflow: hidden; transition: var(--t); background: var(--c-dark-2); }
.port-card:hover { transform: translateY(-4px); border-color: rgba(99,102,241,0.28); box-shadow: 0 20px 50px rgba(0,0,0,0.45); }
.port-thumb { width: 100%; aspect-ratio: 16/10; display: flex; align-items: center; justify-content: center; position: relative; overflow: hidden; }
.port-card:nth-child(1) .port-thumb { background: linear-gradient(135deg,#16213e,#0f3460); }
.port-card:nth-child(2) .port-thumb { background: linear-gradient(135deg,#1a1a2a,#2a1a3a); }
.port-card:nth-child(3) .port-thumb { background: linear-gradient(135deg,#0d1117,#1a2332); }
.port-thumb::after { content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, var(--c-accent-glow) 0%, transparent 55%); opacity: 0.55; }
.port-thumb-label { position: relative; z-index: 1; font-family: var(--f-display); font-size: 0.7rem; font-weight: 600; letter-spacing: 0.18em; text-transform: uppercase; color: rgba(255,255,255,0.18); }
.port-body { padding: 24px; }
.port-cat { font-family: var(--f-display); font-size: 0.7rem; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--c-accent); margin-bottom: 8px; }
.port-card h3 { color: var(--c-white); font-size: 1.05rem; margin-bottom: 8px; }
.port-card p  { font-size: 0.85rem; margin-bottom: 20px; }

/* ===========================================
   10. PROCESS
=========================================== */
.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); position: relative; }
.process-steps::before { content: ''; position: absolute; top: 27px; left: calc(12.5% + 18px); right: calc(12.5% + 18px); height: 1px; background: linear-gradient(90deg, var(--c-accent) 0%, rgba(99,102,241,0.15) 100%); }
.proc-step { display: flex; flex-direction: column; align-items: center; text-align: center; padding: 0 20px; }
.proc-num { width: 54px; height: 54px; border-radius: 50%; border: 1.5px solid rgba(255,255,255,0.1); background: var(--c-dark); display: flex; align-items: center; justify-content: center; font-family: var(--f-display); font-size: 0.82rem; font-weight: 600; color: var(--c-accent); margin-bottom: 22px; position: relative; z-index: 1; transition: var(--t); }
.proc-step:hover .proc-num { background: var(--c-accent); color: var(--c-white); border-color: var(--c-accent); }
.proc-step h3 { font-size: 0.95rem; margin-bottom: 8px; }

/* ===========================================
   11. ABOUT
=========================================== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.about-values { margin-top: 32px; display: flex; flex-direction: column; gap: 16px; }
.about-val { display: flex; align-items: flex-start; gap: 14px; padding: 18px 20px; background: var(--c-bg-alt); border: 1.5px solid var(--c-border); border-radius: var(--r-md); transition: var(--t); }
.about-val:hover { border-color: var(--c-accent); }
.about-val-ico { width: 34px; height: 34px; background: var(--c-accent-dim); border-radius: var(--r-sm); display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--c-accent); }
.about-val-ico svg { width: 17px; height: 17px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.about-val h4 { font-family: var(--f-display); font-size: 0.9rem; font-weight: 600; color: var(--c-text); margin-bottom: 4px; }
.about-val p { font-size: 0.84rem; }
.about-vis { background: var(--c-dark); border-radius: var(--r-lg); aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center; border: 1px solid rgba(255,255,255,0.04); position: relative; overflow: hidden; }
.about-vis::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 65% 38%, rgba(99,102,241,0.14) 0%, transparent 60%); }
.about-vis-text { font-family: var(--f-display); font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 700; letter-spacing: -0.06em; color: rgba(255,255,255,0.06); position: relative; z-index: 1; }

/* ===========================================
   12. FINAL CTA
=========================================== */
.cta-section { background: var(--c-dark); padding: 120px var(--pad-x); text-align: center; position: relative; overflow: hidden; }
.cta-section::before { content: ''; position: absolute; top: -220px; left: 50%; transform: translateX(-50%); width: 700px; height: 700px; background: var(--c-accent); border-radius: 50%; filter: blur(160px); opacity: 0.07; pointer-events: none; }
.cta-section h2 { color: var(--c-white); max-width: 660px; margin: 0 auto 18px; }
.cta-section > .container > p { max-width: 480px; margin: 0 auto 40px; font-size: 1.05rem; }

/* ===========================================
   13. CONTACT
=========================================== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.45fr; gap: 80px; align-items: flex-start; }
.contact-details { margin-top: 40px; display: flex; flex-direction: column; gap: 18px; }
.contact-item { display: flex; align-items: center; gap: 14px; }
.contact-ico { width: 38px; height: 38px; background: var(--c-accent-dim); border-radius: var(--r-sm); display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--c-accent); }
.contact-ico svg { width: 17px; height: 17px; stroke: currentColor; fill: none; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.contact-item span { font-family: var(--f-display); font-size: 0.88rem; font-weight: 500; color: var(--c-text); }
.form-wrap { background: var(--c-white); border: 1.5px solid var(--c-border); border-radius: var(--r-lg); padding: 40px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 18px; }
.form-field label { font-family: var(--f-display); font-size: 0.80rem; font-weight: 500; color: var(--c-text); }
.form-field input,
.form-field select,
.form-field textarea { padding: 11px 14px; background: var(--c-bg-alt); border: 1.5px solid var(--c-border); border-radius: var(--r-sm); font-family: var(--f-body); font-size: 0.9rem; color: var(--c-text); transition: var(--t); outline: none; width: 100%; appearance: none; }
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus { border-color: var(--c-accent); box-shadow: 0 0 0 3px var(--c-accent-dim); background: var(--c-white); }
.form-field textarea { resize: vertical; min-height: 118px; }
.form-submit { margin-top: 22px; width: 100%; justify-content: center; padding: 14px; font-size: 0.95rem; }
.form-note { font-size: 0.76rem; color: var(--c-subtle); text-align: center; margin-top: 12px; }
.form-success { display: none; flex-direction: column; align-items: center; text-align: center; padding: 40px 24px; gap: 12px; }
.form-success h3 { font-size: 1.3rem; color: var(--c-text); }
.form-success p  { max-width: 320px; }

/* ===========================================
   14. FOOTER
=========================================== */
.footer { background: var(--c-dark); padding: 72px var(--pad-x) 28px; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 44px; max-width: var(--max-w); margin: 0 auto; padding-bottom: 48px; border-bottom: 1px solid rgba(255,255,255,0.06); }
.footer-brand .logo { display: inline-flex; margin-bottom: -14px; }
.footer-brand .logo-img { height: 180px; width: auto; }
.footer-brand { display: flex; flex-direction: column; align-items: flex-start; }
.footer-brand p { font-size: 0.86rem; color: rgba(255,255,255,0.38); max-width: 280px; margin-left: 50px; }
.footer-socials { display: flex; gap: 9px; margin-top: 20px; margin-left: 110px; }
.footer-socials a { width: 34px; height: 34px; background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.07); border-radius: var(--r-sm); display: flex; align-items: center; justify-content: center; text-decoration: none; transition: var(--t); }
.footer-socials a:hover { background: var(--c-accent); border-color: var(--c-accent); }
.footer-socials svg  { width: 14px; height: 14px; fill: rgba(255,255,255,0.55); }
.footer-socials a:hover svg { fill: #fff; }
.footer-col h4 { font-family: var(--f-display); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.5); margin-bottom: 18px; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }
.footer-col a { font-size: 0.86rem; color: rgba(255,255,255,0.38); text-decoration: none; transition: color var(--t); }
.footer-col a:hover { color: var(--c-white); }
.footer-bottom { max-width: var(--max-w); margin: 0 auto; padding-top: 28px; display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.footer-bottom p { font-size: 0.80rem; color: rgba(255,255,255,0.28); }

/* ===========================================
   15. RESPONSIVE
=========================================== */
@media (max-width: 1024px) {
  .services-grid  { grid-template-columns: repeat(2,1fr); }
  .portfolio-grid { grid-template-columns: repeat(2,1fr); }
  .footer-top     { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 860px) {
  .hero-inner    { grid-template-columns: 1fr; gap: 0; }
  .hero-visual   { display: none; }
  .about-grid    { grid-template-columns: 1fr; }
  .about-vis     { display: none; }
  .contact-grid  { grid-template-columns: 1fr; gap: 48px; }
  .process-steps { grid-template-columns: 1fr 1fr; gap: 36px; }
  .process-steps::before { display: none; }
  .services-banner { flex-direction: column; text-align: center; padding: 36px 28px; }
}
@media (max-width: 768px) {
  :root { --sec-py: 72px; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .services-grid  { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .port-card:nth-child(3) { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; align-items: center; }
}
@media (max-width: 480px) {
  h1 { font-size: 2.4rem; }
  .process-steps { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .form-wrap { padding: 24px 20px; }
  .port-card:nth-child(3) { display: block; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
}