/* ============================================================
   JS INFORSEG — DESIGN SYSTEM
   Segurança Eletrônica & Tecnologia | Estilo futurista/premium
   ============================================================ */

/* ---------- 1. RESET ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
ul, ol { list-style: none; }
button { cursor: pointer; background: none; border: none; }

/* ---------- 1b. ACCESSIBILITY UTILITIES ---------- */
/* Hides content visually while keeping it available to screen readers and
   keyboard users (e.g. the "Pular para o conteúdo" skip-link). It only
   becomes visible when it receives keyboard focus. */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.sr-only:focus {
  position: fixed;
  top: 12px;
  left: 12px;
  width: auto;
  height: auto;
  padding: 12px 20px;
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
  z-index: 9999;
  background: var(--accent);
  color: #fff;
  border-radius: 8px;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(0,0,0,.35);
}

/* ---------- 2. DESIGN TOKENS ---------- */
:root {
  /* Cores de marca */
  --navy-950: #05070f;
  --navy-900: #070b18;
  --navy-800: #0b1224;
  --navy-700: #101a33;
  --navy-600: #16234a;
  --royal-600: #1d4ed8;
  --royal-500: #2f5dfb;
  --royal-400: #4f7bff;
  --neon-400: #35e6ff;
  --neon-300: #7bf1ff;
  --accent: var(--neon-400);
  --accent-soft: var(--neon-300);
  --white: #ffffff;
  --gray-050: #f7f9fc;
  --gray-100: #eef1f7;
  --gray-200: #dde3ee;
  --gray-300: #c3cbdb;
  --gray-500: #7c879e;
  --graphite-700: #1b2438;
  --graphite-800: #131a2c;
  --graphite-900: #0d1220;

  /* Superfícies (modo escuro = padrão da marca) */
  --bg-body: var(--navy-950);
  --bg-surface: var(--navy-800);
  --bg-surface-alt: var(--navy-700);
  --bg-glass: rgba(255, 255, 255, 0.04);
  --border-glass: rgba(255, 255, 255, 0.09);
  --text-primary: #f4f7fc;
  --text-secondary: #a9b4c9;
  --text-muted: #6f7c94;

  /* Tipografia */
  --font-display: "Outfit", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;

  /* Espaçamento fluido */
  --section-pad: clamp(4rem, 9vw, 8rem);
  --container-w: 1280px;

  /* Sombra / glow */
  --glow-neon: 0 0 40px rgba(53, 230, 255, 0.35);
  --glow-royal: 0 0 50px rgba(47, 93, 251, 0.4);
  --shadow-card: 0 20px 60px -20px rgba(0, 0, 0, 0.55);

  /* Transições cinematográficas */
  --ease-out: cubic-bezier(.16,1,.3,1);
  --ease-soft: cubic-bezier(.22,.61,.36,1);
  --dur-fast: .25s;
  --dur-med: .55s;
  --dur-slow: .9s;

  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-pill: 999px;
}

/* Modo claro */
[data-theme="light"] {
  --bg-body: #f7f9fc;
  --bg-surface: #ffffff;
  --bg-surface-alt: #eef1f7;
  --bg-glass: rgba(11, 18, 36, 0.03);
  --border-glass: rgba(11, 18, 36, 0.08);
  --text-primary: #0b1224;
  --text-secondary: #414d67;
  --text-muted: #737f97;
  --shadow-card: 0 20px 60px -25px rgba(15, 30, 60, 0.25);
  --accent: #0f6e8c;
  --accent-soft: #0a5470;
}

body {
  background: var(--bg-body);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background var(--dur-med) var(--ease-soft), color var(--dur-med) var(--ease-soft);
}

/* ---------- 3. TYPOGRAPHY ---------- */
h1, h2, h3, h4, .display {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}
h1 { font-size: clamp(2.6rem, 6vw, 5rem); font-weight: 700; }
h2 { font-size: clamp(2rem, 4.2vw, 3.2rem); }
h3 { font-size: clamp(1.3rem, 2.2vw, 1.7rem); }
h4 { font-size: 1.15rem; }
p { color: var(--text-secondary); }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.3rem); color: var(--text-secondary); }
.eyebrow {
  display: inline-flex; align-items: center; gap: .55rem;
  font-family: var(--font-display);
  font-size: .78rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 1.1rem;
}
.eyebrow::before {
  content: ""; width: 26px; height: 2px; background: linear-gradient(90deg, var(--neon-400), transparent);
}
.text-gradient {
  background: linear-gradient(100deg, var(--white) 10%, var(--neon-300) 55%, var(--royal-400) 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
[data-theme="light"] .text-gradient {
  background: linear-gradient(100deg, var(--royal-600) 10%, var(--accent) 60%, var(--royal-600) 95%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
/* Hero backdrop stays dark in every theme, so its gradient text must keep the light-on-dark variant */
[data-theme="light"] .hero .text-gradient {
  background: linear-gradient(100deg, var(--white) 10%, var(--neon-300) 55%, var(--royal-400) 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.section-head { max-width: 720px; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }

/* ---------- 4. LAYOUT ---------- */
.container { max-width: var(--container-w); margin-inline: auto; padding-inline: clamp(1.25rem, 5vw, 2.5rem); }
section { padding-block: var(--section-pad); position: relative; }
.grid { display: grid; gap: 1.75rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-sm { gap: .75rem; } .gap-md { gap: 1.5rem; } .gap-lg { gap: 2.5rem; }
.stack { display: flex; flex-direction: column; }

.section-bg-grid {
  position: absolute; inset: 0; pointer-events: none; opacity: .5;
  background-image:
    linear-gradient(var(--border-glass) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-glass) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 30%, transparent 75%);
}

/* ---------- 5. BUTTONS ---------- */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  padding: .95rem 1.9rem; border-radius: var(--radius-pill);
  font-family: var(--font-display); font-weight: 600; font-size: .95rem; letter-spacing: .01em;
  transition: transform var(--dur-fast) var(--ease-out), box-shadow var(--dur-fast) var(--ease-out), background var(--dur-fast);
  white-space: nowrap;
}
.btn:active { transform: scale(.97); }
.btn-primary {
  background: linear-gradient(120deg, var(--royal-600), var(--royal-500) 55%, var(--neon-400));
  color: #fff; box-shadow: var(--glow-royal);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 10px 40px -8px rgba(53,230,255,.55); }
.btn-outline {
  background: var(--bg-glass); border: 1px solid var(--border-glass); color: var(--text-primary);
  backdrop-filter: blur(12px);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-3px); }
.btn-whatsapp { background: linear-gradient(120deg,#12b76a,#25d366); color: #06210f; box-shadow: 0 10px 34px -10px rgba(37,211,102,.6); }
.btn-whatsapp:hover { transform: translateY(-3px); }
.btn-sm { padding: .65rem 1.3rem; font-size: .85rem; }
.btn-block { width: 100%; }
.btn-icon-circle {
  width: 56px; height: 56px; border-radius: 50%; flex: none;
  background: var(--bg-glass); border: 1px solid var(--border-glass); backdrop-filter: blur(10px);
}

/* ---------- 6. NAVIGATION ---------- */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  padding-block: 1.35rem;
  transition: padding var(--dur-med) var(--ease-soft), background var(--dur-med), box-shadow var(--dur-med), border-color var(--dur-med);
  border-bottom: 1px solid transparent;
}
.navbar.is-scrolled {
  padding-block: .85rem;
  background: rgba(6, 10, 22, 0.72);
  backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid var(--border-glass);
  box-shadow: 0 12px 40px -20px rgba(0,0,0,.6);
}
[data-theme="light"] .navbar.is-scrolled { background: rgba(255,255,255,.75); }
.navbar .container { display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; }
.brand { display: flex; align-items: center; gap: .6rem; font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; letter-spacing: -.02em; }
.brand .brand-mark {
  width: 42px; height: 42px; object-fit: contain; flex: none; display: block;
  filter: drop-shadow(0 0 10px rgba(53,230,255,.45));
  transition: filter var(--dur-med);
}
.brand:hover .brand-mark { filter: drop-shadow(0 0 16px rgba(53,230,255,.7)); }
.nav-links { display: flex; align-items: center; gap: 2.1rem; }
.nav-links a {
  font-size: .95rem; font-weight: 500; color: var(--text-secondary);
  position: relative; padding-block: .3rem; transition: color var(--dur-fast);
}
.nav-links a::after {
  content: ""; position: absolute; left: 0; bottom: -2px; width: 0; height: 2px;
  background: linear-gradient(90deg, var(--neon-400), var(--royal-500)); transition: width var(--dur-med) var(--ease-out);
}
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-actions { display: flex; align-items: center; gap: .9rem; }
.theme-toggle {
  width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center;
  background: var(--bg-glass); border: 1px solid var(--border-glass); backdrop-filter: blur(10px);
  transition: border-color var(--dur-fast);
}
.theme-toggle:hover { border-color: var(--neon-400); }
.theme-toggle svg { width: 19px; height: 19px; }
.icon-sun { display: none; } [data-theme="light"] .icon-sun { display: block; } [data-theme="light"] .icon-moon { display: none; }

.nav-burger { display: none; width: 44px; height: 44px; border-radius: 12px; place-items: center; background: var(--bg-glass); border: 1px solid var(--border-glass); }
.nav-burger span { display: block; width: 20px; height: 2px; background: var(--text-primary); position: relative; transition: transform var(--dur-fast), opacity var(--dur-fast); }
.nav-burger span::before, .nav-burger span::after { content: ""; position: absolute; left: 0; width: 20px; height: 2px; background: var(--text-primary); transition: transform var(--dur-fast); }
.nav-burger span::before { top: -6px; } .nav-burger span::after { top: 6px; }
.nav-burger.is-open span { background: transparent; }
.nav-burger.is-open span::before { transform: translateY(6px) rotate(45deg); }
.nav-burger.is-open span::after { transform: translateY(-6px) rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: 0; z-index: 850; background: rgba(5,7,15,.97); backdrop-filter: blur(20px);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2rem;
  opacity: 0; visibility: hidden; transform: translateY(-12px); transition: all var(--dur-med) var(--ease-soft);
}
.mobile-menu.is-open { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-menu a { font-family: var(--font-display); font-size: 1.6rem; font-weight: 600; }

/* ---------- 7. HERO ---------- */
/* The hero always keeps the dark brand backdrop for impact, even in light theme,
   so its text/glass tokens are pinned to the dark-mode values regardless of [data-theme]. */
.hero {
  --bg-glass: rgba(255, 255, 255, 0.04);
  --border-glass: rgba(255, 255, 255, 0.09);
  --text-primary: #f4f7fc;
  --text-secondary: #a9b4c9;
  --text-muted: #6f7c94;
  --accent: var(--neon-400);
  --accent-soft: var(--neon-300);
  min-height: 100svh; display: flex; align-items: center; position: relative; overflow: hidden;
  padding-top: 7rem; padding-bottom: 4rem;
  background: radial-gradient(ellipse 90% 60% at 50% -10%, var(--navy-600) 0%, var(--navy-950) 55%);
}
.hero canvas#network-canvas { position: absolute; inset: 0; z-index: 0; opacity: .75; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: linear-gradient(180deg, transparent 40%, var(--navy-950) 100%);
}
.hero .container { position: relative; z-index: 2; }
.hero-inner { max-width: 880px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: .6rem; margin-top: 2.4rem; }
.hero-badge {
  display: inline-flex; align-items: center; gap: .5rem; padding: .5rem 1rem; border-radius: var(--radius-pill);
  background: var(--bg-glass); border: 1px solid var(--border-glass); backdrop-filter: blur(10px); font-size: .82rem; color: var(--text-secondary);
}
.hero-badge .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--neon-400); box-shadow: 0 0 10px var(--neon-400); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 2.6rem; }
.hero-scroll {
  position: absolute; bottom: 2.2rem; left: 50%; transform: translateX(-50%); z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: .6rem; color: var(--text-muted); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase;
}
.hero-scroll .line { width: 1px; height: 34px; background: linear-gradient(180deg, var(--neon-400), transparent); animation: scrollLine 2s var(--ease-soft) infinite; }
@keyframes scrollLine { 0% { transform: scaleY(0); transform-origin: top; } 50% { transform: scaleY(1); transform-origin: top; } 51% { transform-origin: bottom; } 100% { transform: scaleY(0); transform-origin: bottom; } }

/* ---------- 8. GLASS CARDS ---------- */
.glass-card {
  background: var(--bg-glass); border: 1px solid var(--border-glass); border-radius: var(--radius-lg);
  backdrop-filter: blur(16px) saturate(140%); box-shadow: var(--shadow-card);
  transition: transform var(--dur-med) var(--ease-out), border-color var(--dur-med), box-shadow var(--dur-med);
}
.glass-card:hover { transform: translateY(-8px); border-color: rgba(53,230,255,.4); }

/* ---------- 9. SERVICE CARDS ---------- */
.services-grid { grid-template-columns: repeat(4, 1fr); }
.service-card { padding: 2.1rem 1.9rem; position: relative; overflow: hidden; }
.service-card .icon-wrap {
  width: 58px; height: 58px; border-radius: var(--radius-md); display: grid; place-items: center; margin-bottom: 1.4rem;
  background: linear-gradient(135deg, rgba(47,93,251,.25), rgba(53,230,255,.15)); border: 1px solid var(--border-glass);
  transition: transform var(--dur-med) var(--ease-out), box-shadow var(--dur-med);
}
.service-card .icon-wrap svg { width: 27px; height: 27px; stroke: var(--accent); }
.service-card:hover .icon-wrap { transform: scale(1.1) rotate(-6deg); box-shadow: var(--glow-neon); }
.service-card h3 { margin-bottom: .65rem; font-size: 1.15rem; }
.service-card p { font-size: .93rem; margin-bottom: 1.3rem; }
.service-card .card-link { display: inline-flex; align-items: center; gap: .4rem; font-weight: 600; font-size: .88rem; color: var(--accent); }
.service-card .card-link svg { width: 15px; height: 15px; transition: transform var(--dur-fast); }
.service-card:hover .card-link svg { transform: translateX(5px); }
.service-card .glow-corner {
  position: absolute; width: 180px; height: 180px; border-radius: 50%; right: -70px; top: -70px;
  background: radial-gradient(circle, rgba(53,230,255,.18), transparent 70%); pointer-events: none;
}

/* ---------- 10. STATS ---------- */
.stats-band {
  border-radius: var(--radius-lg); padding: clamp(2.2rem, 5vw, 3.5rem); position: relative; overflow: hidden;
  background: linear-gradient(120deg, var(--navy-700), var(--navy-800));
  border: 1px solid var(--border-glass);
}
.stats-grid { grid-template-columns: repeat(4, 1fr); text-align: center; gap: 1.5rem; }
.stat-num { font-family: var(--font-display); font-size: clamp(2.2rem, 4.5vw, 3.4rem); font-weight: 700; }
.stat-label { color: var(--text-secondary); font-size: .92rem; margin-top: .4rem; }

/* ---------- 11. TIMELINE ---------- */
.timeline { position: relative; margin-left: 1rem; padding-left: 2.4rem; border-left: 1px solid var(--border-glass); }
.timeline-item { position: relative; padding-bottom: 3rem; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: ""; position: absolute; left: -2.55rem; top: .2rem; width: 14px; height: 14px; border-radius: 50%;
  background: var(--neon-400); box-shadow: 0 0 0 5px rgba(53,230,255,.15), 0 0 16px var(--neon-400);
}
.timeline-year { font-family: var(--font-display); color: var(--accent); font-weight: 700; margin-bottom: .3rem; }

/* ---------- 12. PARTNERS MARQUEE ---------- */
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee-track { display: flex; gap: 5rem; width: max-content; animation: marquee 28s linear infinite; align-items: center; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.marquee-track img, .marquee-track .partner-logo { height: 64px; transition: transform var(--dur-med); }
.marquee-track img { width: auto; object-fit: contain; }
.marquee-track .partner-logo:hover, .marquee-track .partner-logo-img:hover { transform: scale(1.06); }
.partner-logo { font-family: var(--font-display); font-weight: 700; font-size: 1.6rem; color: var(--text-primary); letter-spacing: .02em; white-space: nowrap; }

/* ---------- 12b. CLIENTS CAROUSEL ---------- */
.clients-section { padding-top: 2rem; }
.clients-swiper { padding-bottom: 3rem; }
.client-slide {
  position: relative; height: 190px; border-radius: var(--radius-md);
  background: var(--bg-glass); border: 1px solid var(--border-glass);
  display: flex; align-items: center; justify-content: center; padding: 1.5rem;
  transition: border-color var(--dur-med), transform var(--dur-med) var(--ease-out);
}
.client-slide:hover { transform: translateY(-4px); border-color: rgba(53,230,255,.35); }
.client-logo {
  max-width: 85%; max-height: 130px; width: auto; height: auto; object-fit: contain;
  transition: transform var(--dur-med), opacity var(--dur-med);
  opacity: 0;
}
.client-slide.has-logo .client-logo { opacity: 1; }
.client-slide.has-logo:hover .client-logo { transform: scale(1.05); }
.client-slide.has-logo .client-placeholder { display: none; }
.client-placeholder {
  display: flex; flex-direction: column; align-items: center; gap: .4rem;
  color: var(--text-muted); font-size: .78rem; letter-spacing: .04em; text-transform: uppercase;
  border: 1px dashed var(--border-glass); border-radius: var(--radius-sm);
  position: absolute; inset: 1.25rem;
  justify-content: center;
}
.client-placeholder::before {
  content: ""; width: 26px; height: 26px; border-radius: 8px;
  background: linear-gradient(135deg, rgba(47,93,251,.3), rgba(53,230,255,.2)); border: 1px solid var(--border-glass);
}
.clients-swiper .swiper-pagination-bullet { background: var(--text-muted); opacity: .5; }
.clients-swiper .swiper-pagination-bullet-active { background: var(--accent); opacity: 1; }
.clients-nav { display: flex; justify-content: center; gap: .8rem; margin-top: -1.5rem; }
.clients-nav button svg { color: var(--text-primary); }
.clients-nav button:hover { border-color: var(--accent); }

/* ---------- 13. TESTIMONIALS ---------- */
.testimonial-card { padding: 2.2rem; }
.stars { display: flex; gap: .25rem; margin-bottom: 1.1rem; color: #ffb020; }
.stars svg { width: 17px; height: 17px; fill: currentColor; }
.testimonial-quote { font-size: 1.02rem; color: var(--text-primary); margin-bottom: 1.6rem; }
.testimonial-person { display: flex; align-items: center; gap: .9rem; }
.avatar { width: 46px; height: 46px; border-radius: 50%; background: linear-gradient(135deg, var(--royal-500), var(--neon-400)); display: grid; place-items: center; font-family: var(--font-display); font-weight: 700; color: #061021; flex: none; }
.person-name { font-weight: 600; font-size: .95rem; }
.person-role { font-size: .82rem; color: var(--text-muted); }

/* ---------- 14. FAQ ACCORDION ---------- */
.accordion-item { border-bottom: 1px solid var(--border-glass); }
.accordion-item:first-child { border-top: 1px solid var(--border-glass); }
.accordion-trigger {
  width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: 1.5rem .5rem; text-align: left; font-family: var(--font-display); font-weight: 600; font-size: 1.05rem;
}
.accordion-trigger .plus { width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--border-glass); flex: none; position: relative; }
.accordion-trigger .plus::before, .accordion-trigger .plus::after { content: ""; position: absolute; background: var(--neon-400); top: 50%; left: 50%; transition: transform var(--dur-fast); }
.accordion-trigger .plus::before { width: 11px; height: 1.6px; transform: translate(-50%,-50%); }
.accordion-trigger .plus::after { width: 1.6px; height: 11px; transform: translate(-50%,-50%); }
.accordion-item.is-open .plus::after { transform: translate(-50%,-50%) rotate(90deg) scale(0); }
.accordion-panel { max-height: 0; overflow: hidden; transition: max-height var(--dur-med) var(--ease-soft); }
.accordion-panel-inner { padding: 0 .5rem 1.6rem; max-width: 700px; }

/* ---------- 15. FOOTER ---------- */
/* The footer always keeps the dark brand backdrop, even in light theme, so its text/glass
   tokens are pinned to the dark-mode values regardless of [data-theme]. */
.site-footer {
  --bg-glass: rgba(255, 255, 255, 0.04);
  --border-glass: rgba(255, 255, 255, 0.09);
  --text-primary: #f4f7fc;
  --text-secondary: #a9b4c9;
  --text-muted: #6f7c94;
  --accent: var(--neon-400);
  --accent-soft: var(--neon-300);
  background: var(--navy-950); border-top: 1px solid var(--border-glass); padding-top: clamp(3.5rem, 7vw, 5.5rem);
}
.footer-grid { grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 3rem; padding-bottom: 3rem; }
.footer-brand p { max-width: 320px; margin-top: 1.1rem; font-size: .92rem; }
.footer-col h4 { font-size: .95rem; margin-bottom: 1.2rem; }
.footer-col a { display: block; font-size: .9rem; color: var(--text-secondary); padding-block: .4rem; transition: color var(--dur-fast); }
.footer-col a:hover { color: var(--neon-300); }
.footer-social { display: flex; gap: .7rem; margin-top: 1.3rem; }
.footer-bottom { border-top: 1px solid var(--border-glass); padding-block: 1.6rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: .8rem; font-size: .82rem; color: var(--text-muted); }

/* ---------- 16. WHATSAPP FLOAT ---------- */
.whatsapp-float {
  position: fixed; bottom: 1.8rem; right: 1.8rem; z-index: 800; width: 62px; height: 62px; border-radius: 50%;
  background: linear-gradient(135deg,#1fbf5c,#25d366); display: grid; place-items: center;
  box-shadow: 0 14px 34px -10px rgba(37,211,102,.65); animation: floatPulse 2.6s ease-in-out infinite;
}
.whatsapp-float svg { width: 30px; height: 30px; fill: #fff; }
@keyframes floatPulse { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-7px); } }

/* ---------- 17. CUSTOM CURSOR ---------- */
.cursor-dot, .cursor-ring { position: fixed; top: 0; left: 0; pointer-events: none; z-index: 9999; border-radius: 50%; transform: translate(-50%,-50%); }
.cursor-dot { width: 6px; height: 6px; background: var(--neon-400); }
.cursor-ring { width: 34px; height: 34px; border: 1.4px solid rgba(53,230,255,.55); transition: width .2s, height .2s, border-color .2s, background .2s; }
.cursor-ring.is-active { width: 54px; height: 54px; background: rgba(53,230,255,.08); border-color: var(--neon-400); }
@media (hover: none) { .cursor-dot, .cursor-ring { display: none; } }

/* ---------- 18. PAGE HEADER (páginas internas) ---------- */
/* Interior page headers also keep the dark brand backdrop in every theme. */
.page-header {
  --bg-glass: rgba(255, 255, 255, 0.04);
  --border-glass: rgba(255, 255, 255, 0.09);
  --text-primary: #f4f7fc;
  --text-secondary: #a9b4c9;
  --text-muted: #6f7c94;
  --accent: var(--neon-400);
  --accent-soft: var(--neon-300);
  padding-top: 10.5rem; padding-bottom: 4rem; position: relative; overflow: hidden;
  background: radial-gradient(ellipse 80% 50% at 50% -20%, var(--navy-600), var(--navy-950) 60%); }
[data-theme="light"] .page-header .text-gradient {
  background: linear-gradient(100deg, var(--white) 10%, var(--neon-300) 55%, var(--royal-400) 90%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.breadcrumbs { display: flex; gap: .5rem; align-items: center; font-size: .85rem; color: var(--text-muted); margin-bottom: 1.3rem; }
.breadcrumbs a:hover { color: var(--neon-300); }

/* ---------- 19. PROJECT FILTER / GALLERY ---------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: .7rem; margin-bottom: 2.8rem; }
.filter-btn {
  padding: .6rem 1.2rem; border-radius: var(--radius-pill); font-size: .85rem; font-weight: 600;
  background: var(--bg-glass); border: 1px solid var(--border-glass); color: var(--text-secondary); transition: all var(--dur-fast);
}
.filter-btn.is-active, .filter-btn:hover { color: #06111f; background: linear-gradient(120deg, var(--neon-400), var(--royal-400)); border-color: transparent; }
.project-grid { grid-template-columns: repeat(3, 1fr); }
.project-card { border-radius: var(--radius-lg); overflow: hidden; position: relative; aspect-ratio: 4/3; cursor: pointer; }
.project-card .thumb { position: absolute; inset: 0; background: linear-gradient(135deg, var(--navy-600), var(--graphite-700)); transition: transform var(--dur-slow) var(--ease-out); overflow: hidden; }
.project-card .thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.project-card:hover .thumb { transform: scale(1.08); }
.project-card .overlay {
  position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: flex-end; padding: 1.6rem;
  background: linear-gradient(0deg, rgba(5,7,15,.92) 10%, rgba(5,7,15,.1) 65%, transparent);
}
.project-card .tag { align-self: flex-start; font-size: .72rem; text-transform: uppercase; letter-spacing: .1em; color: var(--neon-300); background: rgba(53,230,255,.12); border: 1px solid rgba(53,230,255,.3); padding: .3rem .7rem; border-radius: var(--radius-pill); margin-bottom: .7rem; }
.project-card h4 { font-size: 1.05rem; }
.project-card[data-cat] { display: block; }
.project-card.is-hidden { display: none; }

/* Expand hint shown on cards that have a media gallery */
.project-card[data-media] .expand-hint {
  position: absolute; top: 1.1rem; right: 1.1rem; z-index: 2;
  width: 38px; height: 38px; border-radius: 50%;
  background: rgba(5,7,15,.55); border: 1px solid rgba(255,255,255,.25); backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center; color: #fff;
  opacity: 0; transform: scale(.8); transition: opacity var(--dur-fast), transform var(--dur-fast);
}
.project-card[data-media]:hover .expand-hint { opacity: 1; transform: scale(1); }
.project-card[data-media] .expand-hint svg { width: 16px; height: 16px; }
.project-card[data-media] .media-count {
  position: absolute; bottom: 1.1rem; right: 1.1rem; z-index: 2;
  font-size: .72rem; font-weight: 600; letter-spacing: .04em; color: #fff;
  background: rgba(5,7,15,.55); border: 1px solid rgba(255,255,255,.2); backdrop-filter: blur(6px);
  padding: .25rem .6rem; border-radius: var(--radius-pill);
  display: flex; align-items: center; gap: .3rem;
}

/* ---------- 19b. PROJECT LIGHTBOX ---------- */
.project-lightbox {
  position: fixed; inset: 0; z-index: 950; display: none; align-items: center; justify-content: center;
  padding: 2rem clamp(1rem, 4vw, 4rem);
}
.project-lightbox.is-open { display: flex; }
.project-lightbox .lightbox-backdrop {
  position: absolute; inset: 0; background: rgba(3,5,12,.88); backdrop-filter: blur(10px);
}
.project-lightbox .lightbox-inner {
  position: relative; z-index: 1; width: 100%; max-width: 1100px; max-height: 92vh;
  display: flex; flex-direction: column; gap: 1rem;
}
.project-lightbox .lightbox-close {
  position: absolute; top: -3rem; right: 0; width: 42px; height: 42px; border-radius: 50%;
  background: var(--bg-glass); border: 1px solid var(--border-glass); color: #fff;
  display: flex; align-items: center; justify-content: center; transition: background var(--dur-fast), transform var(--dur-fast);
}
.project-lightbox .lightbox-close:hover { background: rgba(255,255,255,.15); transform: rotate(90deg); }
.project-lightbox .lightbox-stage {
  position: relative; border-radius: var(--radius-lg); overflow: hidden; background: #000;
  aspect-ratio: 16/10; max-height: 68vh; display: flex; align-items: center; justify-content: center;
}
.project-lightbox .lightbox-stage img, .project-lightbox .lightbox-stage video {
  width: 100%; height: 100%; object-fit: contain; background: #000; display: none;
}
.project-lightbox .lightbox-stage img.is-active, .project-lightbox .lightbox-stage video.is-active { display: block; }
.project-lightbox .lightbox-nav {
  position: absolute; top: 50%; transform: translateY(-50%); width: 46px; height: 46px; border-radius: 50%;
  background: rgba(5,7,15,.55); border: 1px solid rgba(255,255,255,.25); backdrop-filter: blur(6px);
  color: #fff; display: flex; align-items: center; justify-content: center; transition: background var(--dur-fast);
}
.project-lightbox .lightbox-nav:hover { background: rgba(255,255,255,.18); }
.project-lightbox .lightbox-prev { left: 1rem; }
.project-lightbox .lightbox-next { right: 1rem; }
.project-lightbox .lightbox-meta {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; color: var(--text-secondary); font-size: .85rem;
  flex-wrap: wrap;
}
.project-lightbox .lightbox-meta h4 { color: #fff; font-size: 1.1rem; }
.project-lightbox .lightbox-thumbs { display: flex; gap: .6rem; overflow-x: auto; padding-bottom: .2rem; }
.project-lightbox .lightbox-thumbs button {
  flex: none; width: 78px; height: 56px; border-radius: 10px; overflow: hidden; position: relative;
  border: 2px solid transparent; opacity: .55; transition: opacity var(--dur-fast), border-color var(--dur-fast);
}
.project-lightbox .lightbox-thumbs button.is-active { opacity: 1; border-color: var(--neon-400); }
.project-lightbox .lightbox-thumbs img { width: 100%; height: 100%; object-fit: cover; display: block; }
.project-lightbox .lightbox-thumbs .thumb-video-badge {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; background: rgba(5,7,15,.35);
}
.project-lightbox .lightbox-thumbs .thumb-video-badge svg { width: 18px; height: 18px; color: #fff; }
body.lightbox-open { overflow: hidden; }
@media (max-width: 720px) {
  .project-lightbox .lightbox-close { top: -2.6rem; }
  .project-lightbox .lightbox-nav { width: 38px; height: 38px; }
}

/* ---------- 20. BLOG ---------- */
.blog-grid { grid-template-columns: repeat(3, 1fr); }
.blog-card .thumb { aspect-ratio: 16/10; border-radius: var(--radius-md); background: linear-gradient(135deg, var(--navy-600), var(--royal-600)); margin-bottom: 1.3rem; position: relative; overflow: hidden; }
.blog-card .thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform var(--dur-slow) var(--ease-out); }
.blog-card:hover .thumb img { transform: scale(1.06); }
.blog-card .meta { display: flex; gap: .8rem; font-size: .78rem; color: var(--text-muted); margin-bottom: .6rem; text-transform: uppercase; letter-spacing: .06em; }
.blog-card h3 { font-size: 1.15rem; margin-bottom: .6rem; }
.blog-card p { font-size: .9rem; }
.blog-card .card-link { margin-top: 1rem; display: inline-flex; gap: .4rem; align-items: center; color: var(--accent); font-weight: 600; font-size: .88rem; }

/* ---------- 21. CONTACT ---------- */
.contact-grid { grid-template-columns: 1fr 1.15fr; align-items: start; gap: 3rem; }
.contact-info-card { padding: 1.6rem 1.8rem; display: flex; gap: 1.1rem; align-items: flex-start; margin-bottom: 1.1rem; }
.contact-info-card .icon-wrap { width: 46px; height: 46px; border-radius: var(--radius-sm); display: grid; place-items: center; background: rgba(53,230,255,.12); border: 1px solid var(--border-glass); flex: none; }
.contact-info-card .icon-wrap svg { width: 21px; height: 21px; stroke: var(--accent); }
.form-field { margin-bottom: 1.3rem; }
.form-field label { display: block; font-size: .85rem; font-weight: 600; margin-bottom: .5rem; color: var(--text-secondary); }
.form-field input, .form-field select, .form-field textarea {
  width: 100%; padding: .95rem 1.1rem; border-radius: var(--radius-sm); background: var(--bg-glass);
  border: 1px solid var(--border-glass); color: var(--text-primary); transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus { outline: none; border-color: var(--neon-400); box-shadow: 0 0 0 4px rgba(53,230,255,.12); }
.form-field textarea { resize: vertical; min-height: 130px; }
.map-embed { border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border-glass); height: 320px; margin-top: 2rem; filter: grayscale(.3) invert(.92) contrast(.9); }
[data-theme="light"] .map-embed { filter: none; }

/* ---------- 22. UTILITIES ---------- */
.mt-1{margin-top:1rem}.mt-2{margin-top:2rem}.mt-3{margin-top:3rem}.mb-1{margin-bottom:1rem}.mb-2{margin-bottom:2rem}.mb-3{margin-bottom:3rem}
.text-center{text-align:center}.w-full{width:100%}
.badge-soft { display:inline-block; padding:.35rem .9rem; border-radius: var(--radius-pill); background: rgba(53,230,255,.1); border:1px solid rgba(53,230,255,.28); color: var(--accent); font-size:.78rem; font-weight:600; letter-spacing:.04em; }
[data-aos] { transition-property: opacity, transform; }

/* ---------- 23. RESPONSIVE ---------- */
@media (max-width: 1080px) {
  .services-grid, .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .project-grid, .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-burger { display: grid; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .nav-actions { gap: .5rem; }
  .nav-actions > a.btn { display: none; }
}
.mobile-menu .btn { font-size: 1rem; padding: .9rem 2rem; }
.mobile-menu-ctas { display: flex; flex-direction: column; gap: 1rem; margin-top: 1rem; width: 82%; max-width: 320px; }
@media (max-width: 640px) {
  .services-grid, .stats-grid, .project-grid, .blog-grid, .footer-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { width: 100%; }
  section { padding-block: clamp(3rem, 12vw, 5rem); }
}