/* ==========================================================================
   AEC Design — Premium Corporate Landing Page
   Design tokens + full stylesheet
   ========================================================================== */

:root{
  /* Brand colors */
  --c-primary: #0B3C8C;
  --c-secondary: #1D6FFF;
  --c-accent: #56CCF2;
  --c-white: #FFFFFF;
  --c-bg-light: #F5F8FC;
  --c-bg-light-2: #EEF3FA;

  /* Derived */
  --c-primary-rgb: 11,60,140;
  --c-secondary-rgb: 29,111,255;
  --c-accent-rgb: 86,204,242;

  --c-ink: #0B1B33;          /* near-black text */
  --c-ink-soft: #4A5A72;     /* muted text */
  --c-line: rgba(11,60,140,0.10);

  --gradient-brand: linear-gradient(135deg, var(--c-primary) 0%, var(--c-secondary) 55%, var(--c-accent) 100%);
  --gradient-hero: linear-gradient(160deg, #071F4D 0%, #0B3C8C 38%, #124C9E 62%, #1D6FFF 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.14), rgba(255,255,255,0.02));

  /* Type */
  --font-display: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing scale */
  --space-1: 0.4rem;
  --space-2: 0.8rem;
  --space-3: 1.6rem;
  --space-4: 2.4rem;
  --space-5: 4rem;
  --space-6: 6.4rem;
  --space-7: 9.6rem;

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

  --shadow-soft: 0 10px 40px rgba(11,60,140,0.10);
  --shadow-mid: 0 20px 60px rgba(11,60,140,0.16);
  --shadow-strong: 0 30px 80px rgba(11,60,140,0.24);

  --ease-out: cubic-bezier(.16,.84,.44,1);
  --duration-fast: .25s;
  --duration-mid: .5s;
  --duration-slow: .9s;

  --container-w: 1240px;
}

/* ==========================================================================
   Reset
   ========================================================================== */
*, *::before, *::after{ box-sizing: border-box; }
html{
  scroll-behavior: smooth;
  font-size: 16px;
}
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--c-ink);
  background: var(--c-white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  line-height: 1.6;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
button{ font-family: inherit; cursor:pointer; }
h1,h2,h3,h4{ font-family: var(--font-display); margin:0; color: var(--c-ink); }
p{ margin:0; }
section{ position: relative; }

:focus-visible{
  outline: 2.5px solid var(--c-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.container{
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap: .6rem;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-secondary);
  margin-bottom: var(--space-2);
}
.eyebrow::before{
  content:'';
  width: 26px;
  height: 2px;
  background: var(--gradient-brand);
  border-radius: 2px;
}

.section-head{
  max-width: 640px;
  margin: 0 auto var(--space-5);
  text-align: center;
}
.section-head h2{
  font-size: clamp(1.9rem, 3.6vw, 2.7rem);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.2;
}
.section-head p{
  margin-top: var(--space-2);
  color: var(--c-ink-soft);
  font-size: 1.05rem;
}
.section-pad{ padding: var(--space-7) 0; }

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.6rem;
  padding: 0.95rem 2.1rem;
  border-radius: var(--radius-full);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out), color var(--duration-fast) var(--ease-out);
  white-space: nowrap;
}
.btn-primary{
  background: var(--gradient-brand);
  background-size: 180% 180%;
  color: var(--c-white);
  box-shadow: 0 12px 30px rgba(29,111,255,0.35);
}
.btn-primary:hover{
  transform: translateY(-3px);
  box-shadow: 0 18px 40px rgba(29,111,255,0.45);
  background-position: 100% 0;
}
.btn-ghost{
  background: rgba(255,255,255,0.06);
  color: var(--c-white);
  border-color: rgba(255,255,255,0.35);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover{
  background: rgba(255,255,255,0.16);
  border-color: rgba(255,255,255,0.6);
  transform: translateY(-3px);
}
.btn-dark{
  background: var(--c-primary);
  color: var(--c-white);
}
.btn-dark:hover{ background: var(--c-secondary); transform: translateY(-3px); }
.btn-outline{
  background: transparent;
  border-color: var(--c-line);
  color: var(--c-primary);
}
.btn-outline:hover{
  border-color: var(--c-secondary);
  color: var(--c-secondary);
  transform: translateY(-2px);
}
.btn-sm{ padding: .6rem 1.3rem; font-size: .82rem; }

/* ==========================================================================
   Custom cursor
   ========================================================================== */
.cursor-ring, .cursor-dot{
  position: fixed;
  top:0; left:0;
  pointer-events: none;
  z-index: 9999;
  border-radius: 50%;
  transform: translate(-50%,-50%);
  will-change: transform;
}
.cursor-ring{
  width: 38px; height: 38px;
  border: 1.5px solid rgba(11,60,140,0.55);
  background: rgba(86,204,242,0.06);
  backdrop-filter: blur(1px);
  transition: width var(--duration-fast) var(--ease-out), height var(--duration-fast) var(--ease-out),
              border-color var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out);
}
.cursor-dot{
  width: 6px; height: 6px;
  background: var(--c-secondary);
}
body.on-dark .cursor-ring{ border-color: rgba(255,255,255,0.7); }
body.on-dark .cursor-dot{ background: var(--c-white); }
.cursor-ring.hovering{
  width: 64px; height: 64px;
  background: rgba(86,204,242,0.14);
  border-color: var(--c-accent);
}
@media (hover: none), (pointer: coarse){
  .cursor-ring, .cursor-dot{ display:none; }
}

/* ==========================================================================
   Navbar
   ========================================================================== */
.navbar{
  position: fixed;
  top:0; left:0; right:0;
  z-index: 900;
  padding: 1.4rem 0;
  transition: padding var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out),
              box-shadow var(--duration-fast) var(--ease-out), backdrop-filter var(--duration-fast) var(--ease-out);
}
.navbar .container{
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.navbar.scrolled{
  padding: .8rem 0;
  background: rgba(255,255,255,0.72);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  box-shadow: 0 8px 30px rgba(11,60,140,0.08);
  border-bottom: 1px solid rgba(11,60,140,0.06);
}
/* Logo swap: branco (default) ↔ azul (quando navbar scrolled) */
.brand img{
  transition: opacity var(--duration-fast) var(--ease-out);
}

/* Esconde o logo azul por defeito */
.brand .logo-dark{ display: none; }

/* Quando a navbar fica com fundo branco, troca */
.navbar.scrolled .brand .logo-light{ display: none; }
.navbar.scrolled .brand .logo-dark{ display: block; }
.brand{
  display:flex;
  align-items:center;
  gap:.7rem;
}
.brand img{ height: 34px; width:auto; }
.nav-links{
  display:flex;
  align-items:center;
  gap: 2.1rem;
}
.nav-links a{
  position: relative;
  font-size: .92rem;
  font-weight: 500;
  color: var(--c-white);
  transition: color var(--duration-fast);
  padding: .3rem 0;
}
.nav-links a::after{
  content:'';
  position:absolute;
  left:0; bottom:-2px;
  width:0; height:2px;
  background: var(--gradient-brand);
  transition: width var(--duration-fast) var(--ease-out);
  border-radius: 2px;
}
.nav-links a:hover::after,
.nav-links a.active::after{ width: 100%; }
.navbar.scrolled .nav-links a{ color: var(--c-ink); }
.navbar.scrolled .nav-links a:hover{ color: var(--c-secondary); }

.nav-cta{ display:flex; align-items:center; gap: 1.4rem; }
.nav-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  background:none;
  border:none;
  padding: .4rem;
  z-index: 1001;
}
.nav-toggle span{
  width: 24px; height: 2px;
  background: var(--c-white);
  border-radius: 2px;
  transition: all var(--duration-fast) var(--ease-out);
}
.navbar.scrolled .nav-toggle span{ background: var(--c-ink); }

@media (max-width: 960px){
  .nav-links{
    position: fixed;
    inset: 0;
    flex-direction: column;
    justify-content:center;
    background: var(--gradient-hero);
    transform: translateX(100%);
    transition: transform var(--duration-mid) var(--ease-out);
    gap: 2rem;
  }
  .nav-links.open{ transform: translateX(0); }
  .nav-links a{ color: var(--c-white) !important; font-size: 1.3rem; }
  .nav-cta .btn-primary{ display:none; }
  .nav-toggle{ display:flex; }
  .nav-toggle.open span:nth-child(1){ transform: translateY(7px) rotate(45deg); }
  .nav-toggle.open span:nth-child(2){ opacity:0; }
  .nav-toggle.open span:nth-child(3){ transform: translateY(-7px) rotate(-45deg); }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  position: relative;
  min-height: 100vh;
  display:flex;
  align-items:center;
  overflow:hidden;
  background: var(--gradient-hero);
  background-size: 220% 220%;
  animation: heroGradientMove 18s ease-in-out infinite;
  padding-top: 6rem;
}
@keyframes heroGradientMove{
  0%{ background-position: 0% 30%; }
  50%{ background-position: 100% 70%; }
  100%{ background-position: 0% 30%; }
}
#particles-js{
  position: absolute;
  inset:0;
  z-index: 1;
}
.hero-glow{
  position:absolute;
  width: 640px; height: 640px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(86,204,242,0.35), transparent 70%);
  filter: blur(10px);
  top: -180px; right: -160px;
  z-index: 1;
  pointer-events:none;
  animation: floatSlow 12s ease-in-out infinite;
}
.hero-glow.secondary{
  width: 420px; height:420px;
  top: auto; bottom: -160px; left: -140px; right:auto;
  background: radial-gradient(circle, rgba(29,111,255,0.3), transparent 70%);
  animation-delay: -6s;
}
@keyframes floatSlow{
  0%,100%{ transform: translate(0,0); }
  50%{ transform: translate(-24px, 26px); }
}
.hero .container{
  position: relative;
  z-index: 2;
  display:grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--space-5);
  align-items:center;
}
.hero-text .eyebrow{ color: var(--c-accent); }
.hero-text .eyebrow::before{ background: linear-gradient(90deg, var(--c-accent), var(--c-white)); }
.hero-text h1{
  color: var(--c-white);
  font-size: clamp(2.3rem, 4.6vw, 3.6rem);
  line-height: 1.14;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.hero-text h1 .accent-word{
  background: linear-gradient(90deg, var(--c-accent), #C9F0FF);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-text p.lead{
  margin-top: var(--space-3);
  color: rgba(255,255,255,0.82);
  font-size: 1.08rem;
  max-width: 520px;
}
.hero-actions{
  margin-top: var(--space-4);
  display:flex;
  gap: 1rem;
  flex-wrap:wrap;
}
.hero-stats{
  display:flex;
  gap: var(--space-5);
  margin-top: var(--space-6);
}
.hero-stats .stat b{
  display:block;
  font-family: var(--font-display);
  font-size: 1.7rem;
  color: var(--c-white);
  font-weight: 600;
}
.hero-stats .stat span{
  font-size: .8rem;
  color: rgba(255,255,255,0.65);
  letter-spacing: .03em;
}

/* Hero 3D composition */
.hero-visual{
  position: relative;
  height: 520px;
}
.float-card{
  position:absolute;
  border-radius: var(--radius-md);
  background: var(--gradient-glass);
  border: 1px solid rgba(255,255,255,0.22);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 25px 60px rgba(2,12,40,0.35);
  animation: floatCard 7s ease-in-out infinite;
  will-change: transform;
}
.float-card.card-a{ width: 280px; height: 180px; top: 6%; left: 8%; animation-delay: 0s; padding: 1.2rem; }
.float-card.card-b{ width: 220px; height: 140px; top: 46%; left: 42%; animation-delay: -2.2s; padding: 1rem; }
.float-card.card-c{ width: 190px; height: 230px; bottom: 4%; left: 4%; animation-delay: -4.4s; padding: 1.1rem; }
.float-card.card-d{ width: 150px; height: 110px; top: 6%; right: 2%; animation-delay: -1.4s; padding: .9rem; }
@keyframes floatCard{
  0%,100%{ transform: translateY(0) rotate(var(--rot,0deg)); }
  50%{ transform: translateY(-16px) rotate(var(--rot,0deg)); }
}
.float-card.card-a{ --rot: -3deg; }
.float-card.card-b{ --rot: 2deg; }
.float-card.card-c{ --rot: -1.5deg; }
.float-card.card-d{ --rot: 4deg; }
.float-card .fc-label{
  font-size: .68rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-bottom: .5rem;
  display:block;
}
.float-card .fc-line{ height: 8px; border-radius: 4px; background: rgba(255,255,255,0.25); margin-bottom: .5rem; }
.float-card .fc-line.w60{ width:60%; }
.float-card .fc-line.w80{ width:80%; }
.float-card .fc-line.w40{ width:40%; }
.float-card .fc-dot{
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--c-accent), var(--c-secondary));
  margin-bottom: .6rem;
}
.hero-visual .nib{
  position:absolute;
  bottom: 8%;
  right: 10%;
  width: 130px;
  opacity: .9;
  filter: drop-shadow(0 18px 30px rgba(2,12,40,0.4));
  animation: floatSlow 9s ease-in-out infinite;
}
.hero-visual .grid-shape{
  position:absolute;
  top: 30%;
  right: 18%;
  width: 120px; height: 120px;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 24px;
  transform: rotate(18deg);
  animation: spinSlow 22s linear infinite;
}
@keyframes spinSlow{ to{ transform: rotate(378deg); } }

.scroll-indicator{
  position:absolute;
  bottom: 34px;
  left:50%;
  transform: translateX(-50%);
  z-index: 3;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap: .5rem;
  color: rgba(255,255,255,0.6);
  font-size: .7rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.scroll-indicator .wheel{
  width: 22px; height: 36px;
  border: 1.5px solid rgba(255,255,255,0.45);
  border-radius: 20px;
  position:relative;
}
.scroll-indicator .wheel::after{
  content:'';
  position:absolute;
  top:6px; left:50%;
  width:3px; height:6px;
  background: var(--c-accent);
  border-radius: 2px;
  transform: translateX(-50%);
  animation: scrollDot 1.8s ease-in-out infinite;
}
@keyframes scrollDot{
  0%{ opacity:1; top:6px; }
  70%{ opacity:0; top:18px; }
  100%{ opacity:0; top:6px; }
}

@media (max-width: 960px){
  .hero .container{ grid-template-columns: 1fr; text-align:center; }
  .hero-text p.lead{ margin-left:auto; margin-right:auto; }
  .hero-actions{ justify-content:center; }
  .hero-stats{ justify-content:center; flex-wrap:wrap; row-gap: 1.4rem; }
  .hero-visual{ height: 380px; margin-top: 2rem; }
}

/* ==========================================================================
   Section divider
   ========================================================================== */
.divider{ display:block; width:100%; line-height:0; }
.divider svg{ width:100%; height: 70px; display:block; }

/* ==========================================================================
   About
   ========================================================================== */
.about{ background: var(--c-white); }
.about-grid{
  display:grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-6);
  align-items:center;
}
.about-copy p{ color: var(--c-ink-soft); font-size: 1.03rem; margin-top: var(--space-2); }
.about-stats{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-4);
}
.stat-card{
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: var(--c-bg-light);
  border: 1px solid var(--c-line);
  text-align:center;
  transition: transform var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out);
}
.stat-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-soft); }
.stat-card b{
  display:block;
  font-family: var(--font-display);
  font-size: 2.1rem;
  font-weight: 600;
  background: var(--gradient-brand);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.stat-card span{ font-size: .82rem; color: var(--c-ink-soft); letter-spacing:.02em; }

@media (max-width: 900px){
  .about-grid{ grid-template-columns: 1fr; }
}

/* ==========================================================================
   Services — expandable cards
   ========================================================================== */
.services{ background: var(--c-bg-light); }
.service-cards{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  align-items:start;
}
.service-card{
  position: relative;
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  background: var(--c-white);
  border: 1px solid var(--c-line);
  box-shadow: var(--shadow-soft);
  overflow:hidden;
  transition: transform var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out);
  cursor: pointer;
}
.service-card::before{
  content:'';
  position:absolute; inset:0;
  background: var(--gradient-brand);
  opacity: 0;
  transition: opacity var(--duration-fast) var(--ease-out);
  z-index:0;
}
.service-card:hover{ transform: translateY(-8px); box-shadow: var(--shadow-mid); }
.service-card .sc-icon{
  width: 58px; height: 58px;
  border-radius: 16px;
  display:flex; align-items:center; justify-content:center;
  background: var(--gradient-brand);
  color: var(--c-white);
  margin-bottom: var(--space-3);
  position: relative; z-index:1;
}
.service-card .sc-icon svg{ width: 28px; height:28px; }
.service-card h3{
  position: relative; z-index:1;
  font-size: 1.28rem;
  font-weight: 600;
  margin-bottom: .5rem;
}
.service-card .sc-desc{
  position: relative; z-index:1;
  color: var(--c-ink-soft);
  font-size: .93rem;
}
.service-card .sc-toggle{
  position: relative; z-index:1;
  display:flex;
  align-items:center;
  gap:.5rem;
  margin-top: var(--space-3);
  font-size: .85rem;
  font-weight: 600;
  color: var(--c-secondary);
}
.service-card .sc-toggle svg{
  width: 16px; height:16px;
  transition: transform var(--duration-fast) var(--ease-out);
}
.service-card.open .sc-toggle svg{ transform: rotate(180deg); }
.sc-list{
  position: relative; z-index:1;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--duration-slow) var(--ease-out), margin-top var(--duration-slow) var(--ease-out);
}
.service-card.open .sc-list{
  max-height: 700px;
  margin-top: var(--space-3);
}
.sc-list ul{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: .55rem .8rem;
  padding-top: var(--space-3);
  border-top: 1px solid var(--c-line);
}
.sc-list li{
  font-size: .85rem;
  color: var(--c-ink-soft);
  display:flex;
  align-items:flex-start;
  gap: .45rem;
}
.sc-list li::before{
  content:'';
  width: 5px; height:5px;
  margin-top: .5rem;
  border-radius:50%;
  background: var(--c-accent);
  flex-shrink:0;
}

@media (max-width: 980px){
  .service-cards{ grid-template-columns: 1fr; }
  .sc-list ul{ grid-template-columns: 1fr; }
}

/* ==========================================================================
   Products
   ========================================================================== */
.products{ background: var(--c-white); }
.product-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.product-card{
  position: relative;
  border-radius: var(--radius-md);
  padding: var(--space-4);
  background: linear-gradient(160deg, #ffffff, var(--c-bg-light));
  border: 1px solid var(--c-line);
  transform-style: preserve-3d;
  transition: box-shadow var(--duration-fast) var(--ease-out);
  overflow:hidden;
}
.product-card::after{
  content:'';
  position:absolute; inset:-1px;
  border-radius: inherit;
  padding:1px;
  background: linear-gradient(135deg, transparent, rgba(var(--c-secondary-rgb),0.5), transparent);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--duration-fast);
  pointer-events:none;
}
.product-card:hover::after{ opacity: 1; }
.product-card:hover{ box-shadow: var(--shadow-mid); }
.product-card .pc-glow{
  position:absolute;
  width: 180px; height:180px;
  background: radial-gradient(circle, rgba(86,204,242,0.28), transparent 70%);
  top:-60px; right:-60px;
  border-radius: 50%;
  pointer-events:none;
}
.product-card .pc-icon{
  width: 46px; height:46px;
  border-radius: 12px;
  background: var(--c-bg-light-2);
  display:flex; align-items:center; justify-content:center;
  margin-bottom: var(--space-3);
  color: var(--c-primary);
}
.product-card .pc-icon svg{ width:22px; height:22px; }
.product-card h4{ font-size: 1.08rem; font-weight:600; margin-bottom:.4rem; }
.product-card p{ font-size:.88rem; color: var(--c-ink-soft); margin-bottom: var(--space-3); }
.product-card .btn{ width: max-content; }

@media (max-width: 980px){ .product-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px){ .product-grid{ grid-template-columns: 1fr; } }

/* ==========================================================================
   Why choose us
   ========================================================================== */
.why{ background: var(--c-bg-light); }
.why-grid{
  display:grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-3);
}
.why-card{
  grid-column: span 2;
  background: var(--c-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--c-line);
  padding: var(--space-4);
  text-align:center;
  transition: transform var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out);
}
.why-card:hover{ transform: translateY(-6px); box-shadow: var(--shadow-soft); }
.why-card .wc-icon{
  width: 52px; height:52px;
  margin: 0 auto var(--space-3);
  border-radius: 50%;
  display:flex; align-items:center; justify-content:center;
  background: var(--gradient-brand);
  color:#fff;
  transition: transform var(--duration-fast) var(--ease-out);
}
.why-card:hover .wc-icon{ transform: scale(1.12) rotate(-6deg); }
.why-card .wc-icon svg{ width:24px; height:24px; }
.why-card h4{ font-size: 1rem; font-weight:600; margin-bottom:.35rem; }
.why-card p{ font-size: .82rem; color: var(--c-ink-soft); }

@media (max-width: 900px){ .why-card{ grid-column: span 3; } }
@media (max-width: 560px){ .why-card{ grid-column: span 6; } }

/* ==========================================================================
   Portfolio
   ========================================================================== */
.portfolio{ background: var(--c-white); }
.portfolio-filters{
  display:flex;
  justify-content:center;
  gap: .6rem;
  flex-wrap:wrap;
  margin-bottom: var(--space-5);
}
.pf-btn{
  padding: .55rem 1.3rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--c-line);
  background: var(--c-bg-light);
  font-size: .85rem;
  font-weight: 500;
  color: var(--c-ink-soft);
  transition: all var(--duration-fast) var(--ease-out);
}
.pf-btn.active, .pf-btn:hover{
  background: var(--gradient-brand);
  color:#fff;
  border-color: transparent;
}
.portfolio-grid{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.pf-card{
  border-radius: var(--radius-md);
  overflow:hidden;
  background: var(--c-bg-light);
  border: 1px solid var(--c-line);
  transition: transform var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out);
}
.pf-card:hover{ transform: translateY(-8px); box-shadow: var(--shadow-mid); }
.pf-thumb{
  height: 190px;
  background: var(--gradient-brand);
  position: relative;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow: hidden;
}
.pf-thumb svg{ width: 54px; height:54px; color: rgba(255,255,255,0.85); }
.pf-thumb::before{
  content:'';
  position:absolute; inset:0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15), transparent 60%);
}
.pf-body{ padding: var(--space-3) var(--space-4) var(--space-4); }
.pf-cat{
  font-size: .7rem;
  text-transform:uppercase;
  letter-spacing:.08em;
  color: var(--c-secondary);
  font-weight:600;
}
.pf-body h4{ margin-top:.4rem; font-size: 1.02rem; font-weight:600; }
.pf-actions{ display:flex; gap:.6rem; margin-top: var(--space-3); }

@media (max-width: 980px){ .portfolio-grid{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px){ .portfolio-grid{ grid-template-columns: 1fr; } }

/* ==========================================================================
   Contact
   ========================================================================== */
.contact{ background: var(--c-bg-light); }
.contact-grid{
  display:grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: var(--space-6);
}
.contact-info{
  background: var(--gradient-hero);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  color:#fff;
  display:flex;
  flex-direction:column;
  gap: var(--space-4);
  position:relative;
  overflow:hidden;
}
.contact-info::before{
  content:'';
  position:absolute;
  width:260px; height:260px;
  background: radial-gradient(circle, rgba(86,204,242,0.35), transparent 70%);
  top:-80px; right:-80px;
  border-radius:50%;
}
.contact-info h3{ color:#fff; font-size:1.4rem; font-weight:600; position:relative; }
.info-row{
  display:flex;
  gap: .9rem;
  align-items:flex-start;
  position:relative;
}
.info-row .ir-icon{
  width: 40px; height:40px;
  border-radius: 12px;
  background: rgba(255,255,255,0.12);
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
}
.info-row .ir-icon svg{ width:19px; height:19px; }
.info-row b{ display:block; font-size:.9rem; font-weight:600; }
.info-row span{ font-size:.85rem; color: rgba(255,255,255,0.75); }
.map-placeholder{
  margin-top:auto;
  border-radius: var(--radius-md);
  height: 150px;
  background:
    repeating-linear-gradient(0deg, rgba(255,255,255,0.06) 0 1px, transparent 1px 26px),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.06) 0 1px, transparent 1px 26px),
    rgba(255,255,255,0.05);
  border: 1px dashed rgba(255,255,255,0.3);
  display:flex; align-items:center; justify-content:center;
  font-size:.78rem;
  color: rgba(255,255,255,0.6);
  position:relative;
}
.whatsapp-float{
  display:inline-flex;
  align-items:center;
  gap:.55rem;
  background: #fff;
  color: var(--c-primary);
  border-radius: var(--radius-full);
  padding: .7rem 1.3rem;
  font-size:.85rem;
  font-weight:600;
  width: max-content;
  position: relative;
  transition: transform var(--duration-fast) var(--ease-out);
}
.whatsapp-float:hover{ transform: translateY(-3px); }
.whatsapp-float svg{ width:18px; height:18px; }

.contact-form{
  background:#fff;
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  border: 1px solid var(--c-line);
  box-shadow: var(--shadow-soft);
}
.form-row{ display:grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
.field{ margin-bottom: var(--space-3); position:relative; }
.field label{
  display:block;
  font-size:.8rem;
  font-weight:600;
  color: var(--c-ink);
  margin-bottom:.45rem;
}
.field input, .field select, .field textarea{
  width:100%;
  padding: .85rem 1rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--c-line);
  font-family: var(--font-body);
  font-size:.92rem;
  background: var(--c-bg-light);
  color: var(--c-ink);
  transition: border-color var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out), background var(--duration-fast);
}
.field textarea{ resize: vertical; min-height: 110px; }
.field input:focus, .field select:focus, .field textarea:focus{
  outline:none;
  border-color: var(--c-secondary);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(29,111,255,0.12);
}
.form-msg{
  margin-top: var(--space-3);
  font-size: .88rem;
  font-weight:600;
  color: var(--c-secondary);
  display:none;
}
.form-msg.show{ display:block; }

@media (max-width: 900px){
  .contact-grid{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer{
  background: #071B3D;
  color: rgba(255,255,255,0.75);
  padding-top: var(--space-6);
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1.1fr;
  gap: var(--space-5);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand img{ height: 32px; margin-bottom: var(--space-3); filter: brightness(0) invert(1); }
.footer-brand p{ font-size: .88rem; color: rgba(255,255,255,0.6); max-width: 300px; }
.footer h5{
  color:#fff;
  font-size:.85rem;
  letter-spacing:.06em;
  text-transform:uppercase;
  margin-bottom: var(--space-3);
  font-family: var(--font-display);
}
.footer-links li{ margin-bottom:.7rem; }
.footer-links a{
  font-size:.88rem;
  color: rgba(255,255,255,0.62);
  transition: color var(--duration-fast), padding-left var(--duration-fast);
}
.footer-links a:hover{ color: var(--c-accent); padding-left:4px; }

.newsletter-form{ display:flex; gap:.5rem; margin-top: var(--space-2); }
.newsletter-form input{
  flex:1;
  padding: .75rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.06);
  color:#fff;
  font-size:.85rem;
}
.newsletter-form input::placeholder{ color: rgba(255,255,255,0.4); }
.newsletter-form button{
  padding: .75rem 1.1rem;
  border-radius: var(--radius-sm);
  border:none;
  background: var(--gradient-brand);
  color:#fff;
}

.social-row{ display:flex; gap: .8rem; margin-top: var(--space-3); }
.social-circle{
  width: 42px; height:42px;
  border-radius:50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  display:flex; align-items:center; justify-content:center;
  position:relative;
  transition: transform var(--duration-fast) var(--ease-out), background var(--duration-fast) var(--ease-out), box-shadow var(--duration-fast) var(--ease-out);
}
.social-circle svg{ width:18px; height:18px; color:#fff; }
.social-circle:hover{
  transform: translateY(-4px) scale(1.08);
  background: var(--gradient-brand);
  box-shadow: 0 10px 24px rgba(29,111,255,0.4);
}
.social-circle .tooltip{
  position:absolute;
  bottom: 52px;
  left:50%;
  transform: translateX(-50%) translateY(4px);
  background:#fff;
  color: var(--c-ink);
  font-size:.7rem;
  font-weight:600;
  padding: .3rem .6rem;
  border-radius: 6px;
  opacity:0;
  pointer-events:none;
  transition: opacity var(--duration-fast), transform var(--duration-fast);
  white-space:nowrap;
}
.social-circle:hover .tooltip{ opacity:1; transform: translateX(-50%) translateY(0); }

.footer-bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding: var(--space-3) 0 var(--space-4);
  font-size:.8rem;
  color: rgba(255,255,255,0.45);
  flex-wrap:wrap;
  gap: .8rem;
}

@media (max-width: 900px){
  .footer-grid{ grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px){
  .footer-grid{ grid-template-columns: 1fr; }
}

/* ==========================================================================
   Reveal / AOS-supporting utility
   ========================================================================== */
[data-aos]{ }

/* Lazy image fade-in */
img.lazy{ opacity:0; transition: opacity .6s var(--ease-out); }
img.lazy.loaded{ opacity:1; }

/* Scroll progress bar */
.scroll-progress{
  position: fixed;
  top:0; left:0;
  height: 3px;
  background: var(--gradient-brand);
  z-index: 1001;
  width:0%;
  transition: width .1s linear;
}