/* ============================================================
   ESTUDIOO DE SOLUCIONES — Design System
   Futurista · Multilenguaje · Dark/Light
   ============================================================ */

:root {
  /* Brand colors (from logo) */
  --brand-cyan: #22d3ee;
  --brand-magenta: #d946ef;
  --brand-violet: #8b5cf6;
  --brand-lime: #a3e635;
  --brand-blue: #3b82f6;

  /* Dark theme (default) */
  --bg: #05060d;
  --bg-soft: #0b0e1a;
  --bg-elev: #111528;
  --bg-card: rgba(17, 21, 40, 0.6);
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --text: #e6e8f2;
  --text-muted: #8a90a8;
  --text-dim: #5a6080;
  --accent: var(--brand-cyan);
  --accent-2: var(--brand-magenta);
  --glow-intensity: 0.5;

  /* Tweaks */
  --font-display: 'Space Grotesk', 'Inter', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* Bg modes */
  --bg-gradient: radial-gradient(ellipse at top, rgba(139, 92, 246, 0.12), transparent 50%),
                 radial-gradient(ellipse at bottom right, rgba(34, 211, 238, 0.08), transparent 50%),
                 #05060d;

  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --radius-xl: 32px;

  --shadow-glow: 0 0 40px rgba(34, 211, 238, calc(0.2 * var(--glow-intensity)));
  --shadow-glow-magenta: 0 0 40px rgba(217, 70, 239, calc(0.2 * var(--glow-intensity)));
  --container: 1240px;
}

[data-theme="light"] {
  --bg: #fafbff;
  --bg-soft: #f2f4fb;
  --bg-elev: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.7);
  --border: rgba(10, 15, 40, 0.08);
  --border-strong: rgba(10, 15, 40, 0.16);
  --text: #0a0f28;
  --text-muted: #5a6080;
  --text-dim: #8a90a8;
  --bg-gradient: radial-gradient(ellipse at top, rgba(139, 92, 246, 0.08), transparent 50%),
                 radial-gradient(ellipse at bottom right, rgba(34, 211, 238, 0.06), transparent 50%),
                 #fafbff;
}

[data-bg="black"] {
  --bg: #000000;
  --bg-soft: #07080f;
  --bg-gradient: #000000;
}
[data-bg="deep-blue"] {
  --bg: #050a1f;
  --bg-soft: #0a1130;
  --bg-gradient: radial-gradient(ellipse at top, rgba(59, 130, 246, 0.15), transparent 60%),
                 #050a1f;
}
[data-bg="gradient"] {
  --bg-gradient: radial-gradient(ellipse at 20% -10%, rgba(217, 70, 239, 0.18), transparent 50%),
                 radial-gradient(ellipse at 80% 10%, rgba(34, 211, 238, 0.18), transparent 50%),
                 radial-gradient(ellipse at 50% 100%, rgba(139, 92, 246, 0.14), transparent 60%),
                 #05060d;
}

/* ---------- RESET + BASE ---------- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  background-image: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }

h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 600; letter-spacing: -0.02em; line-height: 1.1; }
h1 { font-size: clamp(2.5rem, 6vw, 5rem); }
h2 { font-size: clamp(1.9rem, 4vw, 3.2rem); letter-spacing: -0.025em; }
h3 { font-size: clamp(1.3rem, 2vw, 1.6rem); }

.container { max-width: var(--container); margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 6rem 0; position: relative; }

/* ---------- BINARY RAIN BG ---------- */
.binary-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.22;
  pointer-events: none;
  mix-blend-mode: screen;
}
[data-theme="light"] .binary-canvas { opacity: 0.14; mix-blend-mode: multiply; }

/* ---------- GLOBAL DECORATIVE GRID ---------- */
.grid-lines {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(to right, var(--border) 1px, transparent 1px),
    linear-gradient(to bottom, var(--border) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 75%);
  opacity: 0.35;
}

/* ---------- NAV ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 1rem 0;
  transition: all 0.3s;
}
.nav-scrolled {
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  background: color-mix(in srgb, var(--bg) 70%, transparent);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: var(--container); margin: 0 auto; padding: 0 1.5rem;
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
}
.nav-logo { display: flex; align-items: center; gap: 0.65rem; font-weight: 600; font-family: var(--font-display); font-size: 1.05rem; }
.nav-logo-mark { width: 38px; height: 26px; }

/* Brand wordmark: ESTUDI[∞]  SOLUCIONES */
.brand-logo {
  display: inline-flex; flex-direction: column; align-items: flex-start;
  gap: 2px; line-height: 1; text-decoration: none;
  font-family: var(--font-display);
  letter-spacing: 0.02em;
}
.brand-top {
  display: inline-flex; align-items: center; gap: 0;
}
.brand-word {
  font-weight: 800; font-size: 1.5rem; color: var(--text);
  letter-spacing: 0.04em;
  margin-right: -4px;
}
.brand-infinity {
  width: 46px; height: 22px;
  transform: translate(-2px, 1px);
  filter: drop-shadow(0 0 8px rgba(34,211,238,calc(var(--glow) * 0.5)));
}
.brand-sub {
  font-weight: 600; font-size: 0.66rem; letter-spacing: 0.42em;
  color: var(--text-muted);
  padding-left: 2px;
  margin-top: -2px;
}
@media (max-width: 560px) {
  .brand-word { font-size: 1.2rem; }
  .brand-infinity { width: 38px; height: 18px; }
  .brand-sub { font-size: 0.56rem; letter-spacing: 0.36em; }
}
.nav-links { display: flex; align-items: center; gap: 0.25rem; list-style: none; }
.nav-links a.nav-item {
  padding: 0.55rem 1rem; border-radius: 999px; font-size: 0.9rem; color: var(--text-muted);
  transition: all 0.2s;
}
.nav-links a.nav-item:hover { color: var(--text); background: var(--bg-card); }

.nav-ctrls { display: flex; align-items: center; gap: 0.5rem; }
.icon-btn {
  width: 40px; height: 40px; border-radius: 999px;
  display: inline-grid; place-items: center;
  border: 1px solid var(--border); color: var(--text-muted);
  background: var(--bg-card); backdrop-filter: blur(10px);
  transition: all 0.2s;
}
.icon-btn:hover { color: var(--text); border-color: var(--border-strong); }
.lang-btn {
  padding: 0 0.85rem; width: auto; font-family: var(--font-mono); font-size: 0.75rem;
  letter-spacing: 0.08em; text-transform: uppercase; gap: 0.4rem;
  display: inline-flex; align-items: center;
}
.lang-menu {
  position: absolute; top: calc(100% + 8px); right: 0; min-width: 140px;
  background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 0.35rem; display: none; box-shadow: 0 20px 40px rgba(0,0,0,0.4);
  backdrop-filter: blur(20px);
}
.lang-menu.open { display: block; }
.lang-menu button {
  display: flex; width: 100%; padding: 0.55rem 0.75rem; align-items: center; gap: 0.6rem;
  border-radius: 8px; font-size: 0.85rem; color: var(--text-muted); text-align: left;
}
.lang-menu button:hover { background: var(--bg-card); color: var(--text); }
.lang-menu button.active { color: var(--accent); }
.lang-wrap { position: relative; }

.cta-sm {
  display: inline-flex; align-items: center; gap: 0.4rem;
  padding: 0.55rem 1rem; border-radius: 999px;
  background: linear-gradient(90deg, var(--brand-cyan), var(--brand-magenta));
  color: #05060d; font-weight: 600; font-size: 0.85rem;
  box-shadow: 0 6px 24px rgba(34,211,238, calc(0.3 * var(--glow-intensity)));
}

.nav-toggle { display: none; }

/* ---------- HERO ---------- */
.hero {
  min-height: 100vh; position: relative; display: flex; align-items: center;
  padding-top: 7rem; padding-bottom: 4rem; overflow: hidden;
}
.hero-inner {
  max-width: var(--container); margin: 0 auto; padding: 0 1.5rem;
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 4rem; align-items: center;
  width: 100%; position: relative; z-index: 2;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 0.4rem 0.9rem; border-radius: 999px;
  border: 1px solid var(--border-strong);
  background: var(--bg-card); backdrop-filter: blur(10px);
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 1.6rem;
}
.hero-badge .dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--brand-lime);
  box-shadow: 0 0 10px var(--brand-lime);
  animation: pulse 2s infinite;
}
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.4; } }

.hero h1 { margin-bottom: 1.5rem; }
.hero h1 .gradient {
  background: linear-gradient(90deg, var(--brand-cyan) 0%, var(--brand-violet) 50%, var(--brand-magenta) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 20px rgba(217, 70, 239, calc(0.25 * var(--glow-intensity))));
}
.hero p.lead {
  font-size: 1.15rem; color: var(--text-muted); max-width: 560px; margin-bottom: 2.2rem;
}
.hero-ctas { display: flex; gap: 0.85rem; flex-wrap: wrap; }

.btn {
  display: inline-flex; align-items: center; gap: 0.55rem;
  padding: 0.9rem 1.5rem; border-radius: 999px;
  font-family: var(--font-display); font-weight: 600; font-size: 0.95rem;
  transition: all 0.25s;
}
.btn-primary {
  background: linear-gradient(90deg, var(--brand-cyan), var(--brand-magenta));
  color: #05060d;
  box-shadow: 0 10px 40px rgba(34, 211, 238, calc(0.35 * var(--glow-intensity)));
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 50px rgba(217, 70, 239, calc(0.45 * var(--glow-intensity))); }
.btn-ghost {
  border: 1px solid var(--border-strong); color: var(--text); background: var(--bg-card);
  backdrop-filter: blur(10px);
}
.btn-ghost:hover { border-color: var(--brand-cyan); color: var(--brand-cyan); }

.hero-stats {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
  margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border);
}
.hero-stat .num {
  font-family: var(--font-display); font-size: 2.2rem; font-weight: 600;
  background: linear-gradient(90deg, var(--brand-cyan), var(--brand-magenta));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-stat .lbl { color: var(--text-muted); font-size: 0.82rem; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.08em; }

/* Hero right: animated infinity */
.hero-visual {
  position: relative; aspect-ratio: 1; width: 100%; max-width: 560px; margin-left: auto;
}
.hero-visual svg { width: 100%; height: 100%; overflow: visible; }
.infinity-loop { animation: float 8s ease-in-out infinite; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

.hero-visual::before {
  content: ""; position: absolute; inset: -20%; z-index: -1;
  background: radial-gradient(circle at center,
    rgba(34, 211, 238, calc(0.25 * var(--glow-intensity))),
    rgba(217, 70, 239, calc(0.18 * var(--glow-intensity))) 40%,
    transparent 70%);
  filter: blur(40px); animation: pulseGlow 6s ease-in-out infinite;
}
@keyframes pulseGlow { 0%,100% { opacity: 0.7; transform: scale(1); } 50% { opacity: 1; transform: scale(1.1); } }

/* ---------- SECTION HEADER ---------- */
.sec-head { text-align: center; margin-bottom: 3.5rem; max-width: 700px; margin-left: auto; margin-right: auto; }
.sec-label {
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 0.8rem;
  display: inline-flex; align-items: center; gap: 0.5rem;
}
.sec-label::before, .sec-label::after {
  content: ""; width: 24px; height: 1px; background: currentColor; opacity: 0.5;
}
.sec-head h2 { margin-bottom: 1rem; }
.sec-head p { color: var(--text-muted); font-size: 1.05rem; }

/* ---------- SERVICE CARDS ---------- */
.services-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.2rem;
}
@media (max-width: 1100px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .services-grid { grid-template-columns: 1fr; } }

.svc-card {
  position: relative; padding: 1.8rem; border-radius: var(--radius-lg);
  border: 1px solid var(--border); background: var(--bg-card);
  backdrop-filter: blur(14px);
  transition: all 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
  overflow: hidden; display: flex; flex-direction: column;
}
.svc-card::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: radial-gradient(300px circle at var(--mx, 50%) var(--my, 50%),
    rgba(var(--card-rgb, 34, 211, 238), 0.12), transparent 40%);
  opacity: 0; transition: opacity 0.3s;
}
.svc-card:hover::before { opacity: 1; }
.svc-card:hover {
  transform: translateY(-4px); border-color: var(--border-strong);
  box-shadow: 0 20px 60px rgba(0,0,0, 0.3), 0 0 40px rgba(var(--card-rgb, 34, 211, 238), calc(0.15 * var(--glow-intensity)));
}
.svc-card[data-tint="cyan"] { --card-rgb: 34, 211, 238; }
.svc-card[data-tint="magenta"] { --card-rgb: 217, 70, 239; }
.svc-card[data-tint="violet"] { --card-rgb: 139, 92, 246; }
.svc-card[data-tint="lime"] { --card-rgb: 163, 230, 53; }

.svc-num {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase;
  color: rgba(var(--card-rgb), 1); margin-bottom: 1rem;
  display: flex; align-items: center; justify-content: space-between;
}
.svc-icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: rgba(var(--card-rgb), 0.1);
  border: 1px solid rgba(var(--card-rgb), 0.28);
  display: grid; place-items: center; color: rgba(var(--card-rgb), 1);
  margin-bottom: 1.2rem;
}
.svc-card h3 { margin-bottom: 0.6rem; }
.svc-card p.desc { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 1.2rem; flex-grow: 1; }
.svc-features { list-style: none; margin-bottom: 1.2rem; display: flex; flex-direction: column; gap: 0.45rem; }
.svc-features li {
  display: flex; align-items: flex-start; gap: 0.55rem;
  font-size: 0.88rem; color: var(--text-muted);
}
.svc-features li::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%; flex-shrink: 0; margin-top: 0.5rem;
  background: rgba(var(--card-rgb), 1); box-shadow: 0 0 8px rgba(var(--card-rgb), 0.6);
}
.svc-segments {
  font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.08em;
  color: var(--text-dim); padding-top: 1rem; border-top: 1px dashed var(--border);
  margin-bottom: 1rem;
}
.svc-link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.88rem; font-weight: 500; color: rgba(var(--card-rgb), 1);
  margin-top: auto;
}
.svc-link:hover { gap: 0.7rem; }

/* ---------- INTEGRATION ECOSYSTEM ---------- */
.eco-wrap {
  border: 1px solid var(--border); border-radius: var(--radius-xl);
  background: var(--bg-card); backdrop-filter: blur(14px);
  padding: 4rem 2rem; position: relative; overflow: hidden;
}
.eco-wrap::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(600px circle at 0% 0%, rgba(34, 211, 238, 0.1), transparent 50%),
    radial-gradient(600px circle at 100% 100%, rgba(217, 70, 239, 0.1), transparent 50%);
}
.eco-diagram {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem;
  max-width: 900px; margin: 0 auto 2rem; position: relative;
}
.eco-node {
  display: flex; flex-direction: column; align-items: center; gap: 0.6rem;
  padding: 1.2rem 0.5rem; border-radius: var(--radius);
  background: var(--bg-elev); border: 1px solid var(--border);
  position: relative; z-index: 2;
}
.eco-node .icn {
  width: 48px; height: 48px; border-radius: 12px;
  display: grid; place-items: center;
  background: rgba(var(--card-rgb, 34, 211, 238), 0.1);
  color: rgba(var(--card-rgb, 34, 211, 238), 1);
  border: 1px solid rgba(var(--card-rgb, 34, 211, 238), 0.3);
}
.eco-node .lbl { font-size: 0.8rem; color: var(--text-muted); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.06em; }
.eco-node[data-tint="cyan"] { --card-rgb: 34, 211, 238; }
.eco-node[data-tint="magenta"] { --card-rgb: 217, 70, 239; }
.eco-node[data-tint="violet"] { --card-rgb: 139, 92, 246; }
.eco-node[data-tint="lime"] { --card-rgb: 163, 230, 53; }
.eco-center {
  text-align: center; max-width: 620px; margin: 0 auto; position: relative; z-index: 2;
}
.eco-center h3 { margin-bottom: 0.8rem; }
.eco-center p { color: var(--text-muted); }

/* ---------- PRODUCTS ---------- */
.products-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
@media (max-width: 820px) { .products-grid { grid-template-columns: 1fr; } }

.product-card {
  position: relative; padding: 2rem; border-radius: var(--radius-xl);
  border: 1px solid var(--border); background: var(--bg-card);
  backdrop-filter: blur(14px); overflow: hidden;
  display: flex; flex-direction: column; gap: 1rem;
}
.product-card::after {
  content: ""; position: absolute; top: -1px; left: 20%; right: 20%; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(var(--card-rgb, 34, 211, 238), 0.6), transparent);
}
.product-head { display: flex; align-items: center; gap: 1rem; }
.product-mark {
  width: 56px; height: 56px; border-radius: 14px;
  background: rgba(var(--card-rgb), 0.1);
  border: 1px solid rgba(var(--card-rgb), 0.3);
  display: grid; place-items: center; color: rgba(var(--card-rgb), 1);
}
.product-card h3 { margin-bottom: 0.2rem; }
.product-tag {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--text-muted);
}
.product-card p.desc { color: var(--text-muted); font-size: 0.95rem; }
.tech-chips { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.tech-chip {
  padding: 0.3rem 0.7rem; border-radius: 999px; font-family: var(--font-mono);
  font-size: 0.72rem; background: var(--bg-elev); border: 1px solid var(--border);
  color: var(--text-muted);
}

/* ---------- TESTIMONIALS ---------- */
.testimonials { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
@media (max-width: 900px) { .testimonials { grid-template-columns: 1fr; } }
.tst-card {
  padding: 1.8rem; border-radius: var(--radius-lg);
  border: 1px solid var(--border); background: var(--bg-card);
  backdrop-filter: blur(14px); position: relative;
}
.tst-quote { font-size: 0.98rem; color: var(--text); margin-bottom: 1.4rem; line-height: 1.55; }
.tst-quote::before {
  content: "“"; font-family: var(--font-display); font-size: 3rem;
  line-height: 0.5; color: var(--brand-cyan); display: block; margin-bottom: 0.5rem;
  opacity: 0.7;
}
.tst-author { display: flex; align-items: center; gap: 0.8rem; }
.tst-avatar {
  width: 42px; height: 42px; border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-cyan), var(--brand-magenta));
  display: grid; place-items: center; font-weight: 600; color: #05060d;
  font-family: var(--font-display);
}
.tst-who strong { display: block; font-size: 0.92rem; }
.tst-who span { font-size: 0.8rem; color: var(--text-muted); }

/* ---------- FAQ ---------- */
.faq-list { max-width: 820px; margin: 0 auto; display: flex; flex-direction: column; gap: 0.75rem; }
.faq-item {
  border: 1px solid var(--border); border-radius: var(--radius);
  background: var(--bg-card); backdrop-filter: blur(10px); overflow: hidden;
  transition: all 0.25s;
}
.faq-item[open] { border-color: var(--border-strong); }
.faq-item summary {
  list-style: none; cursor: pointer; padding: 1.2rem 1.4rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  font-family: var(--font-display); font-weight: 500; font-size: 1.02rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-icn {
  width: 24px; height: 24px; position: relative; flex-shrink: 0;
  color: var(--text-muted); transition: all 0.25s;
}
.faq-icn::before, .faq-icn::after {
  content: ""; position: absolute; top: 50%; left: 50%;
  width: 12px; height: 1.5px; background: currentColor;
  transform: translate(-50%, -50%);
}
.faq-icn::after { transform: translate(-50%, -50%) rotate(90deg); transition: transform 0.25s; }
.faq-item[open] .faq-icn { color: var(--brand-cyan); }
.faq-item[open] .faq-icn::after { transform: translate(-50%, -50%) rotate(0); }
.faq-body { padding: 0 1.4rem 1.3rem; color: var(--text-muted); font-size: 0.96rem; }

/* ---------- CTA / CONTACT — redesigned ---------- */
.contact-redesign {
  position: relative; border-radius: var(--radius-xl);
  border: 1px solid var(--border-strong); background: var(--bg-card);
  backdrop-filter: blur(14px); overflow: hidden;
  padding: 3.5rem 3rem;
}
.contact-redesign-bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(500px circle at 0% 0%, rgba(34,211,238,0.14), transparent 55%),
    radial-gradient(500px circle at 100% 100%, rgba(217,70,239,0.14), transparent 55%),
    radial-gradient(400px circle at 100% 0%, rgba(139,92,246,0.08), transparent 60%);
}
.contact-redesign-inner {
  position: relative; display: grid; grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem; align-items: center;
}
@media (max-width: 900px) {
  .contact-redesign { padding: 2.5rem 1.5rem; }
  .contact-redesign-inner { grid-template-columns: 1fr; gap: 2rem; }
}
.contact-left h2 { margin-bottom: 1rem; }
.contact-left > p { color: var(--text-muted); font-size: 1.05rem; margin-bottom: 2rem; max-width: 480px; }
.contact-channels { display: flex; flex-direction: column; gap: 0.7rem; }
.channel-card {
  display: flex; align-items: center; gap: 1rem;
  padding: 1rem 1.2rem; border-radius: var(--radius);
  background: var(--bg-elev); border: 1px solid var(--border);
  transition: all 0.25s;
}
.channel-card:hover { border-color: var(--border-strong); transform: translateX(4px); }
.channel-icn {
  width: 42px; height: 42px; border-radius: 12px; flex-shrink: 0;
  background: rgba(34,211,238,0.08); border: 1px solid rgba(34,211,238,0.2);
  display: grid; place-items: center;
}
.channel-card > div { flex-grow: 1; display: flex; flex-direction: column; gap: 2px; }
.channel-card strong { font-size: 0.72rem; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-muted); font-weight: 500; }
.channel-card span:not(.channel-arrow):not(.channel-icn) { font-size: 0.98rem; color: var(--text); }
.channel-arrow { color: var(--text-muted); font-size: 1.2rem; transition: transform 0.2s; }
.channel-card:hover .channel-arrow { transform: translateX(4px); color: var(--brand-cyan); }

.contact-wa {
  position: relative; text-align: center; padding: 2.5rem 2rem;
  border-radius: var(--radius-xl);
  background: linear-gradient(160deg, rgba(34,211,238,0.08), rgba(217,70,239,0.08));
  border: 1px solid var(--border-strong); overflow: hidden;
  color: var(--text);
}
.contact-wa > svg { color: #25D366; margin: 0 auto 1rem; }
.contact-wa h3 { margin-bottom: 0.5rem; font-size: 1.3rem; }
.contact-wa p { color: var(--text-muted); margin-bottom: 1.5rem; font-size: 0.95rem; }
.contact-wa .btn { margin: 0 auto; }
.wa-pulse {
  position: absolute; top: 2.5rem; left: 50%; transform: translateX(-50%);
  width: 60px; height: 60px; border-radius: 50%;
  background: rgba(37,211,102,0.2); animation: waPulse 2s infinite;
  pointer-events: none;
}
@keyframes waPulse {
  0% { transform: translateX(-50%) scale(0.8); opacity: 1; }
  100% { transform: translateX(-50%) scale(2); opacity: 0; }
}
.wa-status {
  display: inline-flex; align-items: center; gap: 0.5rem;
  margin-top: 1.2rem; font-family: var(--font-mono); font-size: 0.72rem;
  text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-muted);
}
.wa-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--brand-lime); box-shadow: 0 0 10px var(--brand-lime);
  animation: pulse 2s infinite;
}

/* ---------- FOOTER (redesigned centered) ---------- */
.footer-stack {
  max-width: var(--container); margin: 0 auto; padding: 3rem 1.5rem 2rem;
  display: flex; flex-direction: column; align-items: center; gap: 1.5rem;
  text-align: center;
}
.footer-social {
  list-style: none; display: flex; gap: 0.8rem; justify-content: center;
}
.footer-social a {
  width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--bg-card); border: 1px solid var(--border);
  color: var(--text-muted); transition: all 0.25s;
  backdrop-filter: blur(10px);
}
.footer-social a:hover {
  color: var(--brand-cyan); border-color: var(--brand-cyan);
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(34,211,238, calc(0.25 * var(--glow-intensity)));
}
.footer-stack .footer-links { justify-content: center; }
.footer-meta p { color: var(--text-dim); font-size: 0.85rem; margin: 0.15rem 0; }

.contact-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
  margin-top: 3rem; max-width: 900px; margin-left: auto; margin-right: auto;
}
@media (max-width: 700px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-card {
  padding: 1.3rem; border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--bg-elev); text-align: left; display: flex; gap: 0.9rem; align-items: flex-start;
}
.contact-card .icn { color: var(--brand-cyan); flex-shrink: 0; margin-top: 3px; }
.contact-card strong { display: block; font-size: 0.8rem; font-family: var(--font-mono); text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); margin-bottom: 0.25rem; font-weight: 500; }
.contact-card span, .contact-card a { font-size: 0.95rem; color: var(--text); }

/* ---------- FOOTER ---------- */
.footer {
  padding: 3rem 0 2rem; border-top: 1px solid var(--border);
  margin-top: 4rem; position: relative; z-index: 2;
}
.footer-inner {
  max-width: var(--container); margin: 0 auto; padding: 0 1.5rem;
  display: flex; justify-content: space-between; align-items: center; gap: 2rem; flex-wrap: wrap;
}
.footer-inner p { color: var(--text-dim); font-size: 0.85rem; }
.footer-links { list-style: none; display: flex; gap: 1.4rem; flex-wrap: wrap; }
.footer-links a { color: var(--text-muted); font-size: 0.88rem; }
.footer-links a:hover { color: var(--brand-cyan); }

/* ---------- CHATBOT ---------- */
.chat-fab {
  position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 200;
  width: 60px; height: 60px; border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-cyan), var(--brand-magenta));
  display: grid; place-items: center; color: #05060d;
  box-shadow: 0 10px 40px rgba(34, 211, 238, 0.5), 0 0 0 0 rgba(217, 70, 239, 0.7);
  animation: fabPulse 2.4s infinite;
  transition: transform 0.2s;
}
.chat-fab:hover { transform: scale(1.05); }
@keyframes fabPulse {
  0% { box-shadow: 0 10px 40px rgba(34, 211, 238, 0.5), 0 0 0 0 rgba(217, 70, 239, 0.6); }
  70% { box-shadow: 0 10px 40px rgba(34, 211, 238, 0.5), 0 0 0 20px rgba(217, 70, 239, 0); }
  100% { box-shadow: 0 10px 40px rgba(34, 211, 238, 0.5), 0 0 0 0 rgba(217, 70, 239, 0); }
}
.chat-panel {
  position: fixed; bottom: 6.2rem; right: 1.5rem; z-index: 200;
  width: min(380px, calc(100vw - 3rem)); height: min(560px, calc(100vh - 8rem));
  background: var(--bg-elev); border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg); backdrop-filter: blur(20px);
  display: none; flex-direction: column; overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  transform-origin: bottom right;
  animation: chatIn 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.chat-panel.open { display: flex; }
@keyframes chatIn { from { opacity: 0; transform: scale(0.9) translateY(10px); } to { opacity: 1; transform: scale(1); } }
.chat-header {
  padding: 1rem 1.2rem; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 0.7rem;
  background: linear-gradient(90deg, rgba(34, 211, 238, 0.08), rgba(217, 70, 239, 0.08));
}
.chat-avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-cyan), var(--brand-magenta));
  display: grid; place-items: center; color: #05060d;
  position: relative;
}
.chat-avatar::after {
  content: ""; position: absolute; right: -1px; bottom: -1px;
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--brand-lime); border: 2px solid var(--bg-elev);
  box-shadow: 0 0 8px var(--brand-lime);
}
.chat-title { flex-grow: 1; }
.chat-title strong { display: block; font-size: 0.95rem; }
.chat-title span { font-size: 0.75rem; color: var(--text-muted); font-family: var(--font-mono); }
.chat-close { width: 28px; height: 28px; border-radius: 50%; color: var(--text-muted); }
.chat-close:hover { background: var(--bg-card); color: var(--text); }

.chat-body {
  flex-grow: 1; overflow-y: auto; padding: 1rem; display: flex; flex-direction: column; gap: 0.8rem;
  scroll-behavior: smooth;
}
.msg { max-width: 85%; padding: 0.7rem 1rem; border-radius: 14px; font-size: 0.92rem; line-height: 1.5; animation: msgIn 0.2s ease-out; }
@keyframes msgIn { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
.msg.bot { align-self: flex-start; background: var(--bg-card); border: 1px solid var(--border); border-bottom-left-radius: 4px; }
.msg.user { align-self: flex-end; background: linear-gradient(135deg, var(--brand-cyan), var(--brand-violet)); color: #05060d; border-bottom-right-radius: 4px; font-weight: 500; }
.msg.typing { display: flex; gap: 4px; padding: 0.9rem 1rem; }
.msg.typing span { width: 6px; height: 6px; border-radius: 50%; background: var(--text-muted); animation: typing 1.2s infinite; }
.msg.typing span:nth-child(2) { animation-delay: 0.15s; }
.msg.typing span:nth-child(3) { animation-delay: 0.3s; }
@keyframes typing { 0%, 60%, 100% { opacity: 0.3; } 30% { opacity: 1; } }

.chat-suggestions { padding: 0 1rem 0.6rem; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.chat-suggestions button {
  padding: 0.45rem 0.75rem; border-radius: 999px; font-size: 0.78rem;
  border: 1px solid var(--border); background: var(--bg-card); color: var(--text-muted);
  transition: all 0.2s;
}
.chat-suggestions button:hover { border-color: var(--brand-cyan); color: var(--brand-cyan); }

.chat-input-wrap {
  padding: 0.8rem 1rem 1rem; border-top: 1px solid var(--border);
  display: flex; gap: 0.5rem; align-items: center;
}
.chat-input {
  flex-grow: 1; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 999px; padding: 0.65rem 1rem; color: var(--text); font-size: 0.92rem;
  outline: none; transition: border-color 0.2s;
}
.chat-input:focus { border-color: var(--brand-cyan); }
.chat-send {
  width: 38px; height: 38px; border-radius: 50%;
  background: linear-gradient(135deg, var(--brand-cyan), var(--brand-magenta));
  color: #05060d; display: grid; place-items: center; flex-shrink: 0;
}
.chat-send:disabled { opacity: 0.5; cursor: not-allowed; }

/* ---------- TWEAKS PANEL ---------- */
.tweaks-panel {
  position: fixed; top: 50%; right: 1.5rem; transform: translateY(-50%);
  z-index: 150; width: 280px;
  background: var(--bg-elev); border: 1px solid var(--border-strong);
  border-radius: var(--radius-lg); padding: 1.2rem; display: none;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}
.tweaks-panel.open { display: block; }
.tweaks-panel h4 { font-size: 0.95rem; margin-bottom: 1rem; display: flex; justify-content: space-between; align-items: center; }
.tweaks-panel h4 button { color: var(--text-muted); font-size: 1.2rem; }
.tweak-group { margin-bottom: 1rem; }
.tweak-group label { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-muted); display: block; margin-bottom: 0.5rem; }
.tweak-group select, .tweak-group input[type="range"] {
  width: 100%; padding: 0.5rem 0.7rem; border-radius: 8px;
  background: var(--bg-card); border: 1px solid var(--border); color: var(--text);
  font-size: 0.9rem;
}
.tweak-row { display: flex; gap: 0.4rem; flex-wrap: wrap; }
.tweak-row button {
  flex: 1; padding: 0.55rem; font-size: 0.8rem; border-radius: 8px;
  border: 1px solid var(--border); background: var(--bg-card); color: var(--text-muted);
}
.tweak-row button.active { border-color: var(--brand-cyan); color: var(--brand-cyan); background: rgba(34, 211, 238, 0.08); }

/* ---------- REVEAL ---------- */
[data-reveal] { opacity: 0; transform: translateY(28px); transition: opacity 0.8s ease, transform 0.9s cubic-bezier(0.2, 0.8, 0.2, 1); will-change: opacity, transform; }
[data-reveal].revealed { opacity: 1; transform: translate(0,0) scale(1) rotate(0); }
[data-reveal="left"] { transform: translateX(-40px); }
[data-reveal="right"] { transform: translateX(40px); }
[data-reveal="up"] { transform: translateY(40px); }
[data-reveal="down"] { transform: translateY(-40px); }
[data-reveal="scale"] { transform: scale(0.88); }
[data-reveal="fade"] { transform: none; }
[data-reveal="blur"] { filter: blur(12px); transform: translateY(16px); transition: opacity 0.8s ease, transform 0.9s cubic-bezier(0.2,0.8,0.2,1), filter 0.9s ease; }
[data-reveal="blur"].revealed { filter: blur(0); }
[data-reveal="rotate"] { transform: translateY(28px) rotate(-3deg); }
[data-reveal="flip"] { transform: perspective(800px) rotateX(-18deg); transform-origin: bottom; opacity: 0; }
[data-reveal="flip"].revealed { transform: perspective(800px) rotateX(0); }
[data-reveal="slide-clip"] { clip-path: inset(0 100% 0 0); transform: none; transition: clip-path 1.1s cubic-bezier(.77,0,.18,1), opacity 0.5s ease; }
[data-reveal="slide-clip"].revealed { clip-path: inset(0 0 0 0); }

/* Stagger children: parent [data-stagger] -> children animate in sequence */
[data-stagger] > * { opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1); }
[data-stagger].revealed > * { opacity: 1; transform: translateY(0); }
[data-stagger].revealed > *:nth-child(1) { transition-delay: 0.00s; }
[data-stagger].revealed > *:nth-child(2) { transition-delay: 0.08s; }
[data-stagger].revealed > *:nth-child(3) { transition-delay: 0.16s; }
[data-stagger].revealed > *:nth-child(4) { transition-delay: 0.24s; }
[data-stagger].revealed > *:nth-child(5) { transition-delay: 0.32s; }
[data-stagger].revealed > *:nth-child(6) { transition-delay: 0.40s; }
[data-stagger].revealed > *:nth-child(7) { transition-delay: 0.48s; }
[data-stagger].revealed > *:nth-child(8) { transition-delay: 0.56s; }
[data-stagger].revealed > *:nth-child(n+9) { transition-delay: 0.64s; }

/* Parallax container */
[data-parallax] { will-change: transform; transition: transform 0.15s linear; }

/* Section heading shimmer on reveal */
[data-reveal-text] { background-size: 200% 100%; background-position: 100% 0; transition: background-position 1.4s ease 0.15s, opacity 0.7s ease, transform 0.8s cubic-bezier(.2,.8,.2,1); }
[data-reveal-text].revealed { background-position: 0 0; }

@media (prefers-reduced-motion: reduce) {
  [data-reveal], [data-stagger] > * { transition: none !important; transform: none !important; opacity: 1 !important; filter: none !important; clip-path: none !important; }
  [data-parallax] { transform: none !important; }
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-visual { max-width: 400px; margin: 0 auto; }
  .hero-stats { grid-template-columns: repeat(3, 1fr); }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column; position: absolute; top: 100%; left: 1rem; right: 1rem;
    background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
    padding: 0.75rem; margin-top: 0.5rem;
  }
  .nav-links.open a.nav-item { width: 100%; }
  .nav-toggle { display: inline-grid; }
  .section { padding: 4rem 0; }
}

/* ---------- ODOO page specific ---------- */
.odoo-hero {
  padding: 10rem 0 5rem; text-align: center; position: relative;
}
.odoo-badge {
  display: inline-flex; align-items: center; gap: 0.6rem;
  padding: 0.5rem 1rem; border-radius: 999px;
  background: linear-gradient(90deg, rgba(135, 76, 235, 0.15), rgba(217, 70, 239, 0.15));
  border: 1px solid rgba(135, 76, 235, 0.4);
  font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.14em; text-transform: uppercase;
  margin-bottom: 1.8rem;
}
.odoo-badge svg { width: 14px; height: 14px; }

.odoo-stack { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
@media (max-width: 800px) { .odoo-stack { grid-template-columns: 1fr; } }

.odoo-module {
  padding: 1.6rem; border-radius: var(--radius-lg);
  border: 1px solid var(--border); background: var(--bg-card);
  backdrop-filter: blur(14px); transition: all 0.3s;
}
.odoo-module:hover { border-color: var(--brand-violet); transform: translateY(-3px); }
.odoo-module .icn {
  width: 44px; height: 44px; border-radius: 12px; margin-bottom: 1rem;
  background: rgba(139, 92, 246, 0.1); border: 1px solid rgba(139, 92, 246, 0.3);
  color: var(--brand-violet); display: grid; place-items: center;
}
.odoo-module h4 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.odoo-module p { font-size: 0.9rem; color: var(--text-muted); }

.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
@media (max-width: 900px) { .steps-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 500px) { .steps-grid { grid-template-columns: 1fr; } }
.step-card {
  padding: 1.4rem; border-radius: var(--radius); border: 1px solid var(--border);
  background: var(--bg-card); backdrop-filter: blur(10px); position: relative;
}
.step-num {
  font-family: var(--font-mono); font-size: 0.75rem; color: var(--brand-cyan);
  letter-spacing: 0.12em; margin-bottom: 0.7rem;
}
.step-card h4 { font-size: 1rem; margin-bottom: 0.4rem; }
.step-card p { font-size: 0.87rem; color: var(--text-muted); }

/* Expertise list */
.exp-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; max-width: 900px; margin: 0 auto; }
@media (max-width: 700px) { .exp-list { grid-template-columns: 1fr; } }
.exp-item {
  display: flex; gap: 1rem; padding: 1.2rem; border-radius: var(--radius);
  background: var(--bg-card); border: 1px solid var(--border);
}
.exp-item .ck {
  flex-shrink: 0; width: 28px; height: 28px; border-radius: 50%;
  background: rgba(163, 230, 53, 0.12); border: 1px solid rgba(163, 230, 53, 0.4);
  color: var(--brand-lime); display: grid; place-items: center;
}
.exp-item strong { display: block; margin-bottom: 0.2rem; font-size: 0.98rem; }
.exp-item p { font-size: 0.87rem; color: var(--text-muted); }