/* =========================================================
   AS SOLAR ENERGY — design tokens
========================================================= */
:root{
  --font-display:'Unbounded', sans-serif;
  --font-body:'Manrope', sans-serif;

  /* brand */
  --gold-300:#ffd873;
  --gold-400:#ffc94d;
  --orange-500:#f6a11e;
  --orange-600:#e8890a;
  --orange-700:#c96f04;
  --blue-900:#0a1a33;
  --blue-800:#0e2549;
  --blue-700:#123a70;
  --blue-600:#1b4f9c;
  --blue-500:#2563c9;

  /* light theme (default) */
  --bg:#faf7f0;
  --bg-alt:#f2ede1;
  --surface:#ffffff;
  --surface-soft:#fbf8f2;
  --text:#101826;
  --text-soft:#4a5468;
  --text-mute:#7a8296;
  --border:rgba(16,24,38,0.09);
  --header-bg:rgba(250,247,240,0.75);
  --shadow-soft:0 10px 30px rgba(16,24,38,0.08);
  --shadow-strong:0 24px 60px rgba(16,24,38,0.16);
  --grad-brand:linear-gradient(120deg,var(--orange-500),var(--gold-400));
  --grad-blue:linear-gradient(160deg,var(--blue-700),var(--blue-900));

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

[data-theme="dark"]{
  --bg:#08111f;
  --bg-alt:#0c1930;
  --surface:#0f1c34;
  --surface-soft:#101f3a;
  --text:#f3f2ec;
  --text-soft:#c3c9d8;
  --text-mute:#8892a8;
  --border:rgba(255,255,255,0.09);
  --header-bg:rgba(8,17,31,0.7);
  --shadow-soft:0 10px 30px rgba(0,0,0,0.35);
  --shadow-strong:0 24px 70px rgba(0,0,0,0.55);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  overflow-x:hidden;
  transition:background .5s ease,color .5s ease;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
ul{list-style:none}
.container{width:min(1180px,100% - 3rem);margin-inline:auto}
@media(max-width:640px){.container{width:min(1180px,100% - 1.6rem)}}

h1,h2,h3,h4{font-family:var(--font-display);line-height:1.08;letter-spacing:-0.01em}

/* =========== reveal on scroll =========== */
[data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
[data-reveal].is-visible{opacity:1;transform:translateY(0)}

/* =========================================================
   PRELOADER
========================================================= */
.preloader{
  position:fixed;inset:0;z-index:9999;
  background:var(--blue-900);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:1.6rem;
  transition:opacity .6s ease, visibility .6s ease;
}
.preloader.done{opacity:0;visibility:hidden;pointer-events:none}
.preloader-sun{position:relative;width:80px;height:80px}
.sun-core{
  position:absolute;inset:18px;border-radius:50%;
  background:var(--grad-brand);
  box-shadow:0 0 40px 6px rgba(246,161,30,.6);
  animation:pulseCore 1.6s ease-in-out infinite;
}
@keyframes pulseCore{0%,100%{transform:scale(1)}50%{transform:scale(1.14)}}
.sun-ray{position:absolute;left:50%;top:50%;width:3px;height:14px;background:var(--gold-400);border-radius:2px;
  transform-origin:50% 40px;animation:spinRays 2.4s linear infinite}
.sun-ray.r1{transform:translate(-50%,-50%) rotate(0deg) translateY(-40px)}
.sun-ray.r2{transform:translate(-50%,-50%) rotate(45deg) translateY(-40px)}
.sun-ray.r3{transform:translate(-50%,-50%) rotate(90deg) translateY(-40px)}
.sun-ray.r4{transform:translate(-50%,-50%) rotate(135deg) translateY(-40px)}
.sun-ray.r5{transform:translate(-50%,-50%) rotate(180deg) translateY(-40px)}
.sun-ray.r6{transform:translate(-50%,-50%) rotate(225deg) translateY(-40px)}
.sun-ray.r7{transform:translate(-50%,-50%) rotate(270deg) translateY(-40px)}
.sun-ray.r8{transform:translate(-50%,-50%) rotate(315deg) translateY(-40px)}
@keyframes spinRays{to{filter:hue-rotate(20deg)}}
.preloader-text{font-family:var(--font-display);color:#fff;letter-spacing:.3em;font-size:.8rem;opacity:.85}

/* =========================================================
   PARTICLES CANVAS
========================================================= */
#particles-canvas{position:fixed;inset:0;width:100%;height:100%;pointer-events:none;z-index:1;opacity:.65}

/* =========================================================
   FLOATING BACKGROUND BLOBS
========================================================= */
.bg-decor{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none}
.blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.35;animation:blobFloat 22s ease-in-out infinite}
[data-theme="dark"] .blob{opacity:.28}
.blob-1{width:420px;height:420px;background:radial-gradient(circle,var(--orange-500),transparent 70%);top:8%;left:-8%;animation-duration:26s}
.blob-2{width:360px;height:360px;background:radial-gradient(circle,var(--blue-500),transparent 70%);top:45%;right:-10%;animation-duration:30s;animation-delay:-6s}
.blob-3{width:300px;height:300px;background:radial-gradient(circle,var(--gold-400),transparent 70%);bottom:5%;left:20%;animation-duration:24s;animation-delay:-12s}
@keyframes blobFloat{
  0%,100%{transform:translate(0,0) scale(1)}
  33%{transform:translate(4%,-6%) scale(1.1)}
  66%{transform:translate(-5%,4%) scale(.95)}
}

/* =========================================================
   HEADER
========================================================= */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:500;
  padding:.9rem 1rem 0;
  transition:padding .4s cubic-bezier(.2,.8,.2,1);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:1.5rem;
  margin-inline:auto;padding:.65rem 1.4rem;border-radius:100px;
  background:rgba(255,255,255,.42);
  -webkit-backdrop-filter:blur(22px) saturate(180%);
  backdrop-filter:blur(22px) saturate(180%);
  border:1px solid rgba(255,255,255,.5);
  box-shadow:0 1px 1px rgba(255,255,255,.6) inset, 0 8px 30px -12px rgba(16,24,38,.18);
  transition:background .4s ease, box-shadow .4s ease, border-color .4s ease, max-width .4s ease, padding .4s ease;
}
[data-theme="dark"] .header-inner{
  background:rgba(15,28,52,.42);
  border-color:rgba(255,255,255,.1);
  box-shadow:0 1px 1px rgba(255,255,255,.06) inset, 0 8px 30px -12px rgba(0,0,0,.5);
}
.site-header.scrolled{padding-top:.6rem}
.site-header.scrolled .header-inner{
  max-width:1040px;padding:.5rem 1.3rem;
  background:rgba(255,255,255,.62);
  box-shadow:0 1px 1px rgba(255,255,255,.7) inset, 0 12px 34px -10px rgba(16,24,38,.22);
}
[data-theme="dark"] .site-header.scrolled .header-inner{
  background:rgba(10,20,38,.6);
  box-shadow:0 1px 1px rgba(255,255,255,.08) inset, 0 12px 34px -10px rgba(0,0,0,.55);
}
.brand-logo{height:38px;width:auto;object-fit:contain}
[data-theme="dark"] .brand-logo{filter:brightness(0) saturate(100%) invert(1) contrast(1.1)}

.main-nav{display:flex;gap:2rem;align-items:center}
.nav-link{font-size:.92rem;font-weight:600;color:var(--text-soft);position:relative;padding:.3rem 0}
.nav-link::after{content:'';position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--grad-brand);transition:width .3s ease}
.nav-link:hover{color:var(--text)}
.nav-link:hover::after{width:100%}

.header-actions{display:flex;align-items:center;gap:.9rem}
.theme-toggle{
  width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--surface-soft);border:1px solid var(--border);color:var(--text);position:relative;overflow:hidden;
}
.theme-toggle svg{width:19px;height:19px;position:absolute;transition:transform .5s cubic-bezier(.2,.8,.2,1),opacity .4s ease}
.icon-moon{transform:translateY(30px);opacity:0}
[data-theme="dark"] .icon-sun{transform:translateY(-30px);opacity:0}
[data-theme="dark"] .icon-moon{transform:translateY(0);opacity:1}

.hamburger{display:none;flex-direction:column;gap:5px;width:26px}
.hamburger span{height:2px;background:var(--text);border-radius:2px;transition:transform .3s ease,opacity .3s ease}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;font-weight:700;font-size:.9rem;border-radius:100px;padding:.85rem 1.5rem;transition:transform .25s ease, box-shadow .25s ease, background .3s ease;white-space:nowrap}
.btn-primary{background:var(--grad-brand);color:#1a1204;box-shadow:0 10px 26px -8px rgba(246,161,30,.65)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px -8px rgba(246,161,30,.75)}
.btn-ghost{border:1.5px solid var(--border);color:var(--text)}
.btn-ghost:hover{border-color:var(--orange-500);color:var(--orange-600)}
.btn-lg{padding:1rem 1.9rem;font-size:.95rem}
.btn-block{width:100%}
.btn-header{padding:.65rem 1.3rem}

/* =========================================================
   HERO
========================================================= */
.hero{position:relative;min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding-top:6rem;overflow:hidden;z-index:2}
.hero-bg{position:absolute;inset:0;z-index:-1}
.hero-img{width:100%;height:100%;object-fit:cover;transform:scale(1.08)}
.hero-overlay{
  position:absolute;inset:0;
  background:
    linear-gradient(190deg, rgba(10,26,51,.55) 0%, rgba(10,26,51,.72) 45%, rgba(10,26,51,.94) 100%),
    linear-gradient(90deg, rgba(10,26,51,.5), transparent 60%);
}
[data-theme="dark"] .hero-overlay{background:
    linear-gradient(190deg, rgba(3,9,20,.72) 0%, rgba(3,9,20,.85) 45%, rgba(3,9,20,.98) 100%),
    linear-gradient(90deg, rgba(3,9,20,.6), transparent 60%);}
.hero-layout{position:relative;display:grid;grid-template-columns:1.3fr .9fr;gap:3rem;align-items:center;padding-bottom:3rem}
.hero-content{position:relative;color:#fff}
.hero-eyebrow{display:inline-flex;align-items:center;gap:.5rem;font-weight:700;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-300);margin-bottom:1.3rem}
.hero-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--orange-500);box-shadow:0 0 0 4px rgba(246,161,30,.25);animation:dotPulse 2s ease-in-out infinite}
@keyframes dotPulse{0%,100%{box-shadow:0 0 0 4px rgba(246,161,30,.25)}50%{box-shadow:0 0 0 8px rgba(246,161,30,.05)}}
.hero-title{font-size:clamp(2.4rem,6.4vw,5rem);font-weight:800;max-width:16ch}
.text-gradient{background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{margin-top:1.5rem;font-size:clamp(1rem,1.6vw,1.18rem);color:rgba(255,255,255,.82);max-width:44ch;line-height:1.6}
.hero-actions{display:flex;flex-wrap:wrap;gap:1rem;margin-top:2.2rem}
.hero-actions .btn-ghost{border-color:rgba(255,255,255,.35);color:#fff}
.hero-actions .btn-ghost:hover{border-color:var(--gold-400);color:var(--gold-400)}

.hero-badges{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:2.6rem}
.hero-badge{display:flex;align-items:center;gap:.5rem;font-size:.82rem;font-weight:600;color:#fff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);padding:.55rem 1rem;border-radius:100px;backdrop-filter:blur(6px)}
.badge-icon{font-size:1rem}

/* ---- hero mini peek-carousel ---- */
.hero-carousel{position:relative;height:min(420px,52vw);display:flex;align-items:center;justify-content:center}
.hero-carousel-stage{position:relative;width:100%;height:100%}
.hero-carousel-slide{
  position:absolute;top:50%;left:50%;width:72%;aspect-ratio:3/4;object-fit:cover;border-radius:var(--radius-lg);
  box-shadow:0 30px 60px -12px rgba(0,0,0,.55);border:4px solid rgba(255,255,255,.14);
  transition:transform .8s cubic-bezier(.22,.8,.2,1), opacity .8s ease, filter .8s ease;
  opacity:0;
}
.hero-carousel-slide.is-active{transform:translate(-50%,-50%) scale(1);opacity:1;z-index:3;filter:brightness(1)}
.hero-carousel-slide.is-prev{transform:translate(-88%,-46%) scale(.8) rotate(-4deg);opacity:.55;z-index:2;filter:brightness(.6)}
.hero-carousel-slide.is-next{transform:translate(-12%,-54%) scale(.8) rotate(4deg);opacity:.55;z-index:2;filter:brightness(.6)}
.hero-carousel-slide.is-hidden{transform:translate(-50%,-50%) scale(.6);opacity:0;z-index:1}
.hero-carousel-caption{position:absolute;bottom:-2.2rem;left:50%;transform:translateX(-50%);color:rgba(255,255,255,.7);font-size:.78rem;font-weight:600;letter-spacing:.04em;white-space:nowrap}
@media(max-width:980px){.hero-layout{grid-template-columns:1fr}.hero-carousel{margin-top:1rem;height:min(340px,80vw)}}

.scroll-cue{position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);width:26px;height:42px;border:2px solid rgba(255,255,255,.5);border-radius:100px;display:flex;justify-content:center;padding-top:8px}
.scroll-cue span{width:4px;height:8px;border-radius:4px;background:var(--gold-400);animation:scrollCue 1.8s ease-in-out infinite}
@keyframes scrollCue{0%{opacity:1;transform:translateY(0)}70%{opacity:0}100%{opacity:0;transform:translateY(14px)}}

/* =========================================================
   MARQUEE
========================================================= */
.marquee-strip{position:relative;z-index:2;background:var(--grad-blue);overflow:hidden;padding:.9rem 0;border-top:1px solid rgba(255,201,77,.25);border-bottom:1px solid rgba(255,201,77,.25)}
.marquee-track{display:flex;gap:1.2rem;width:max-content;animation:marquee 28s linear infinite}
.marquee-track span{font-family:var(--font-display);font-size:.85rem;font-weight:600;letter-spacing:.08em;color:var(--gold-300);white-space:nowrap}
.marquee-track span:nth-child(2n){color:rgba(255,255,255,.4)}
@keyframes marquee{to{transform:translateX(-50%)}}

/* =========================================================
   SECTIONS - shared
========================================================= */
.section{position:relative;z-index:2;padding:6.5rem 0}
@media(max-width:768px){.section{padding:4.5rem 0}}
.section-eyebrow{font-size:.78rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--orange-600);margin-bottom:.9rem}
.section-title{font-size:clamp(1.7rem,3.6vw,2.7rem);font-weight:700;max-width:20ch}
.section-text{margin-top:1.1rem;color:var(--text-soft);line-height:1.7;font-size:1.02rem}
.center{text-align:center;margin-inline:auto}
.max-w{max-width:52ch}

/* =========================================================
   MAIN CAROUSEL (post-hero)
========================================================= */
.main-carousel{padding-top:5rem}
.carousel-wrap{position:relative;display:flex;align-items:center;gap:1rem;margin-top:3rem}
.carousel-viewport{flex:1;overflow:hidden;border-radius:var(--radius-md)}
.carousel-track{display:flex;gap:1.2rem;will-change:transform;transition:transform .6s cubic-bezier(.22,.8,.2,1)}
.carousel-slide{flex:0 0 auto;width:300px;aspect-ratio:4/5;border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-soft);position:relative}
.carousel-slide img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.carousel-slide:hover img{transform:scale(1.08)}
@media(max-width:640px){.carousel-slide{width:220px}}

.carousel-arrow{
  flex:0 0 auto;width:52px;height:52px;border-radius:50%;background:var(--surface);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;color:var(--text);box-shadow:var(--shadow-soft);
  transition:background .3s ease,color .3s ease,transform .3s ease;
}
.carousel-arrow:hover{background:var(--grad-brand);color:#1a1204;transform:scale(1.08)}
@media(max-width:768px){.carousel-arrow{width:40px;height:40px}}

.carousel-dots{display:flex;justify-content:center;gap:.5rem;margin-top:1.8rem}
.carousel-dot{width:8px;height:8px;border-radius:50%;background:var(--border);transition:background .3s ease,transform .3s ease,width .3s ease}
.carousel-dot.active{background:var(--grad-brand);width:26px;border-radius:6px}

/* =========================================================
   ABOUT
========================================================= */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:4.5rem;align-items:center}
.about-media{position:relative;aspect-ratio:1/1}
.about-media-frame{border-radius:var(--radius-lg);overflow:hidden;height:100%;box-shadow:var(--shadow-strong);border:6px solid var(--surface)}
.about-media-frame img{width:100%;height:100%;object-fit:cover}
.about-media-float{position:absolute;width:52%;aspect-ratio:4/3;bottom:-8%;left:-12%;border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-strong);border:5px solid var(--surface)}
.about-media-float img{width:100%;height:100%;object-fit:cover}
.sun-orbit-deco{position:absolute;top:-10%;right:-10%;width:130px;height:130px;border:2px dashed var(--orange-500);border-radius:50%;opacity:.4;animation:spin 22s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}

.about-stats{display:flex;gap:2.2rem;margin-top:2.2rem;flex-wrap:wrap}
.about-stat{display:flex;flex-direction:column}
.about-stat-num{font-family:var(--font-display);font-size:1.9rem;font-weight:700;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.about-stat-label{font-size:.8rem;color:var(--text-mute);margin-top:.2rem}

.link-arrow{display:inline-flex;align-items:center;gap:.5rem;margin-top:2rem;font-weight:700;color:var(--orange-600)}
.link-arrow span{transition:transform .3s ease}
.link-arrow:hover span{transform:translateX(5px)}

/* =========================================================
   SYSTEMS (tipos de sistema)
========================================================= */
.systems{background:var(--bg-alt)}
.systems-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1.4rem;margin-top:3.2rem}
.system-card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);
  padding:2rem 1.4rem;text-align:center;transition:transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}
.system-card:hover{transform:translateY(-8px) rotate(-.5deg);box-shadow:var(--shadow-strong);border-color:rgba(246,161,30,.4)}
.system-card.featured{background:var(--grad-blue);border-color:transparent;color:#fff;transform:scale(1.04)}
.system-card.featured:hover{transform:scale(1.04) translateY(-8px)}
.system-card.featured h3,.system-card.featured p{color:#fff}
.system-card.featured p{color:rgba(255,255,255,.75)}
.system-icon{font-size:2.1rem;margin-bottom:1rem;display:inline-block;animation:iconFloat 3.4s ease-in-out infinite}
.system-card:nth-child(2) .system-icon{animation-delay:-.6s}
.system-card:nth-child(3) .system-icon{animation-delay:-1.2s}
.system-card:nth-child(4) .system-icon{animation-delay:-1.8s}
.system-card:nth-child(5) .system-icon{animation-delay:-2.4s}
@keyframes iconFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.system-card h3{font-size:1.05rem;margin-bottom:.6rem}
.system-card p{color:var(--text-soft);font-size:.86rem;line-height:1.6}
@media(max-width:980px){.systems-grid{grid-template-columns:repeat(3,1fr)}.system-card.featured{transform:none}.system-card.featured:hover{transform:translateY(-8px)}}
@media(max-width:640px){.systems-grid{grid-template-columns:repeat(2,1fr)}}

/* =========================================================
   SERVICES
========================================================= */
.services-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:1.3rem;margin-top:3.2rem}
.service-card{
  position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-md);
  padding:2rem 1.5rem 1.6rem;transition:transform .35s ease, box-shadow .35s ease, border-color .35s ease;overflow:hidden;
}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-strong);border-color:rgba(246,161,30,.4)}
.service-num{
  font-family:var(--font-display);font-size:2.2rem;font-weight:700;display:block;margin-bottom:.8rem;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;opacity:.85;
}
.service-card h3{font-size:1.02rem;margin-bottom:.5rem}
.service-card p{color:var(--text-soft);font-size:.85rem;line-height:1.55}
@media(max-width:980px){.services-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:640px){.services-grid{grid-template-columns:repeat(2,1fr)}}

/* =========================================================
   PROCESS
========================================================= */
.process{background:var(--bg-alt)}
.process-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1.6rem;margin-top:3.2rem;counter-reset:step}
.process-step{position:relative;padding:2rem 1.6rem 1.8rem;background:var(--surface);border-radius:var(--radius-md);border:1px solid var(--border)}
.process-step:not(:last-child)::after{content:'';position:absolute;top:2.6rem;right:-1.6rem;width:1.6rem;height:2px;background:linear-gradient(90deg,var(--orange-500),transparent);display:block}
@media(max-width:900px){.process-step:not(:last-child)::after{display:none}}
.process-num{font-family:var(--font-display);font-size:1.6rem;font-weight:700;color:var(--orange-500);opacity:.85}
.process-step h3{margin-top:.8rem;font-size:1.05rem}
.process-step p{margin-top:.5rem;color:var(--text-soft);font-size:.88rem;line-height:1.6}

/* =========================================================
   GALLERY
========================================================= */
.gallery-track-wrap{margin-top:3rem;overflow-x:auto;scroll-snap-type:x proximity;padding-bottom:1rem}
.gallery-track-wrap::-webkit-scrollbar{height:6px}
.gallery-track-wrap::-webkit-scrollbar-thumb{background:var(--border);border-radius:10px}
.gallery-track{display:flex;gap:1.2rem;padding-inline:max(1.5rem,calc((100vw - 1180px)/2))}
.gallery-item{flex:0 0 auto;width:300px;aspect-ratio:4/5;border-radius:var(--radius-md);overflow:hidden;scroll-snap-align:start;box-shadow:var(--shadow-soft);position:relative}
.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.gallery-item:hover img{transform:scale(1.08)}
@media(max-width:640px){.gallery-item{width:230px}}

/* =========================================================
   WHY
========================================================= */
.why-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:4rem}
.why-list{display:flex;flex-direction:column;gap:1.8rem}
.why-item{display:flex;gap:1.3rem;padding-bottom:1.8rem;border-bottom:1px solid var(--border)}
.why-item:last-child{border-bottom:none;padding-bottom:0}
.why-num{font-family:var(--font-display);font-size:1.3rem;font-weight:700;color:var(--orange-500);flex:0 0 auto;width:2.4rem}
.why-item h4{font-size:1.05rem;margin-bottom:.4rem}
.why-item p{color:var(--text-soft);font-size:.92rem;line-height:1.6}

/* =========================================================
   TEAM / FOUNDER
========================================================= */
.team{position:relative;overflow:hidden}
.team-bg-glow{position:absolute;top:10%;left:-10%;width:480px;height:480px;background:radial-gradient(circle,rgba(37,99,201,.18),transparent 70%);filter:blur(10px);pointer-events:none}
.team-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:4rem;align-items:center;position:relative}
.team-media{position:relative}
.team-photo-frame{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-strong);border:6px solid var(--surface);aspect-ratio:3/4}
.team-photo-frame img{width:100%;height:100%;object-fit:cover;object-position:top center}
.team-orbit{top:-8%;left:-8%;width:110px;height:110px}
.team-role{margin-top:.6rem;font-weight:700;color:var(--orange-600);font-size:.95rem}
.team-skills{margin-top:1.6rem;display:grid;grid-template-columns:1fr 1fr;gap:.7rem 1.2rem}
.team-skills li{position:relative;padding-left:1.4rem;font-size:.88rem;color:var(--text-soft);line-height:1.5}
.team-skills li::before{content:'';position:absolute;left:0;top:.5em;width:8px;height:8px;border-radius:50%;background:var(--grad-brand)}
.team-copy .btn{margin-top:2rem}
@media(max-width:900px){.team-grid{grid-template-columns:1fr}.team-media{max-width:340px;margin-inline:auto}.team-skills{grid-template-columns:1fr}}

/* =========================================================
   CONTACT
========================================================= */
.contact{background:var(--grad-blue);color:#fff;overflow:hidden}
.contact .section-eyebrow{color:var(--gold-300)}
.contact .section-text{color:rgba(255,255,255,.78)}
.contact-bg-glow{position:absolute;top:-20%;right:-10%;width:520px;height:520px;background:radial-gradient(circle,rgba(246,161,30,.28),transparent 70%);filter:blur(10px);pointer-events:none}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:4rem;position:relative}
.contact-details{margin-top:2.2rem;display:flex;flex-direction:column;gap:1rem}
.contact-detail{display:flex;align-items:center;gap:1rem;padding:1rem 1.2rem;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-md);transition:background .3s ease,transform .3s ease}
a.contact-detail:hover{background:rgba(255,255,255,.12);transform:translateX(4px)}
.contact-detail-icon{font-size:1.3rem}
.contact-detail-label{display:block;font-size:.72rem;color:rgba(255,255,255,.6);text-transform:uppercase;letter-spacing:.06em}
.contact-detail-value{display:block;font-weight:700;margin-top:.15rem}

.contact-form{background:var(--surface);color:var(--text);border-radius:var(--radius-lg);padding:2.4rem;box-shadow:var(--shadow-strong)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
.form-field{margin-bottom:1.1rem;display:flex;flex-direction:column;gap:.4rem}
.form-field label{font-size:.8rem;font-weight:700;color:var(--text-soft)}
.form-field input,.form-field select,.form-field textarea{
  font-family:inherit;padding:.85rem 1rem;border-radius:var(--radius-sm);border:1.5px solid var(--border);
  background:var(--surface-soft);color:var(--text);font-size:.95rem;transition:border-color .25s ease, box-shadow .25s ease;
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:none;border-color:var(--orange-500);box-shadow:0 0 0 4px rgba(246,161,30,.15)}
.form-field textarea{resize:vertical}
.form-note{text-align:center;font-size:.78rem;color:var(--text-mute);margin-top:.9rem}

/* =========================================================
   FOOTER
========================================================= */
.site-footer{position:relative;z-index:2;background:var(--blue-900);color:rgba(255,255,255,.85);padding-top:5rem}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:3rem;padding-bottom:3.5rem;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-logo{height:34px;filter:brightness(0) invert(1);margin-bottom:1rem}
.footer-brand p{font-size:.88rem;line-height:1.7;color:rgba(255,255,255,.6);max-width:34ch}
.footer-social{display:flex;gap:.7rem;margin-top:1.4rem}
.social-link{width:38px;height:38px;border-radius:50%;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;transition:background .3s ease,transform .3s ease}
.social-link:hover{background:var(--grad-brand);color:#1a1204;transform:translateY(-3px)}
.footer-col h5{font-family:var(--font-display);font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;color:var(--gold-300);margin-bottom:1.2rem}
.footer-col{display:flex;flex-direction:column;gap:.75rem}
.footer-col a,.footer-static{font-size:.9rem;color:rgba(255,255,255,.68);transition:color .25s ease}
.footer-col a:hover{color:var(--gold-400)}
.footer-bottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem;padding:1.6rem 0;font-size:.78rem;color:rgba(255,255,255,.45)}

/* =========================================================
   WHATSAPP FLOAT — distinctive: vertical rise + orbit ring + expandable card
========================================================= */
.wa-float{position:fixed;right:1.6rem;bottom:1.6rem;z-index:900;display:flex;flex-direction:column;align-items:flex-end;gap:1rem}
.wa-ring{position:absolute;right:0;bottom:0;width:64px;height:64px;border-radius:50%;border:2px dashed rgba(37,211,102,.55);animation:spin 12s linear infinite;pointer-events:none;opacity:0;transition:opacity .4s ease}
.wa-float.armed .wa-ring{opacity:1}
.wa-btn{
  position:relative;width:64px;height:64px;border-radius:50%;
  background:linear-gradient(145deg,#22c55e,#128c4a);
  color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 14px 30px -8px rgba(18,140,74,.65);
  transform:translateY(140px) scale(.4);opacity:0;
  transition:transform .6s cubic-bezier(.34,1.56,.64,1), opacity .4s ease, box-shadow .3s ease;
}
.wa-float.armed .wa-btn{transform:translateY(0) scale(1);opacity:1}
.wa-btn:hover{box-shadow:0 18px 36px -6px rgba(18,140,74,.8)}
.wa-btn::after{
  content:'';position:absolute;inset:-6px;border-radius:50%;border:2px solid rgba(34,197,94,.4);
  animation:waPing 2.4s ease-out infinite;
}
@keyframes waPing{0%{transform:scale(.9);opacity:.9}80%{transform:scale(1.5);opacity:0}100%{opacity:0}}

.wa-card{
  position:absolute;bottom:78px;right:0;width:290px;
  background:var(--surface);border-radius:var(--radius-md);box-shadow:var(--shadow-strong);
  border:1px solid var(--border);overflow:hidden;
  transform-origin:bottom right;
  transform:scale(.85) translateY(14px);opacity:0;pointer-events:none;
  transition:transform .35s cubic-bezier(.2,.8,.2,1), opacity .3s ease;
}
.wa-card.open{transform:scale(1) translateY(0);opacity:1;pointer-events:auto}
.wa-card-head{display:flex;align-items:center;gap:.7rem;padding:1rem 1.1rem;background:var(--grad-blue)}
.wa-card-head img{width:34px;height:34px;border-radius:50%;object-fit:cover;background:#fff;padding:2px}
.wa-card-head strong{display:block;font-size:.85rem;color:#fff}
.wa-card-head span{font-size:.72rem;color:#8fe3a8}
.wa-card-close{margin-left:auto;color:rgba(255,255,255,.7);font-size:1.3rem;line-height:1;padding:.2rem}
.wa-card-body{padding:1.1rem}
.wa-card-body p{font-size:.85rem;color:var(--text-soft);line-height:1.55;background:var(--surface-soft);padding:.8rem;border-radius:12px;border-bottom-left-radius:2px}
.wa-card-cta{display:block;text-align:center;margin:0 1.1rem 1.1rem;padding:.75rem;background:#22c55e;color:#fff;font-weight:700;font-size:.85rem;border-radius:100px;transition:background .25s ease}
.wa-card-cta:hover{background:#16a34a}

/* =========================================================
   RESPONSIVE
========================================================= */
@media(max-width:980px){
  .about-grid,.why-grid,.contact-grid{grid-template-columns:1fr;gap:3rem}
  .services-grid{grid-template-columns:repeat(2,1fr)}
  .process-steps{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .about-media{margin-inline:auto;max-width:420px}
}

@media(max-width:768px){
  .main-nav{
    position:fixed;top:0;right:0;height:100vh;width:min(320px,80vw);
    background:var(--surface);border-left:1px solid var(--border);
    flex-direction:column;justify-content:center;align-items:flex-start;gap:1.6rem;padding:2rem 2.2rem;
    transform:translateX(100%);transition:transform .4s cubic-bezier(.2,.8,.2,1);box-shadow:var(--shadow-strong);
  }
  .main-nav.open{transform:translateX(0)}
  .nav-link{font-size:1.1rem}
  .hamburger{display:flex}
  .btn-header{display:none}
  .hamburger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .hamburger.open span:nth-child(2){opacity:0}
  .hamburger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}

@media(max-width:640px){
  .services-grid{grid-template-columns:1fr}
  .process-steps{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:2.2rem}
  .form-row{grid-template-columns:1fr}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .wa-float{right:1rem;bottom:1rem}
  .wa-card{width:min(280px,calc(100vw - 2rem))}
  .contact-form{padding:1.6rem}
}