/* ===============================================
   BUILD MY GRADE — PREMIUM DESIGN SYSTEM
   Luxury · Futuristic · Immersive
   =============================================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Outfit:wght@400;500;600;700;800;900&display=swap');

/* ===== TOKENS ===== */
:root {
  /* Background Depth Layers */
  --bg-deep:      #06060C;
  --bg-primary:   #0B0B14;
  --bg-raised:    #10101C;
  --bg-surface:   rgba(255,255,255,0.025);
  --bg-surface-2: rgba(255,255,255,0.045);

  /* Glass */
  --glass:        rgba(255,255,255,0.035);
  --glass-hover:  rgba(255,255,255,0.065);
  --glass-border: rgba(255,255,255,0.07);
  --glass-strong: rgba(255,255,255,0.10);

  /* Brand Palette */
  --blue:       #4285F4;
  --blue-light: #6EA8FE;
  --blue-dark:  #2B6CE0;
  --blue-glow:  rgba(66,133,244,0.20);
  --blue-soft:  rgba(66,133,244,0.08);
  --gold:       #FFC107;
  --gold-dark:  #E5AC00;
  --gold-glow:  rgba(255,193,7,0.12);
  --purple:     #7C4DFF;
  --purple-glow:rgba(124,77,255,0.12);

  /* Text */
  --white:   #FFFFFF;
  --text-1:  #F1F3F5;
  --text-2:  #C4C8CD;
  --text-3:  #868E96;
  --text-4:  #495057;

  /* Radii */
  --r-sm:   10px;
  --r-md:   16px;
  --r-lg:   24px;
  --r-xl:   32px;
  --r-pill: 100px;

  /* Shadows */
  --sh-card: 0 4px 24px rgba(0,0,0,0.45);
  --sh-lift: 0 20px 50px rgba(0,0,0,0.6);
  --sh-glow: 0 0 50px var(--blue-glow);

  /* Motion */
  --ease: cubic-bezier(0.4,0,0.2,1);
  --dur:  0.4s;

  --max-w: 1140px;
}

/* ===== RESET ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{font-family:'Inter',sans-serif;background:var(--bg-deep);color:var(--text-2);line-height:1.65;overflow-x:hidden}
a{color:var(--blue-light);text-decoration:none;transition:color var(--dur) var(--ease)}
a:hover{color:var(--gold)}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
button,input,textarea,select{font-family:inherit;border:none;outline:none}

/* ===== THREE CANVAS ===== */
#three-canvas{position:fixed;top:0;left:0;width:100vw;height:100vh;z-index:0;pointer-events:none}

/* ===== LAYOUT ===== */
.container{max-width:var(--max-w);margin:0 auto;padding:0 1.5rem;position:relative;z-index:1}

/* ===== NAVBAR ===== */
.navbar{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(6,6,12,0.55);
  backdrop-filter:blur(20px) saturate(1.4);-webkit-backdrop-filter:blur(20px) saturate(1.4);
  border-bottom:1px solid rgba(255,255,255,0.04);
  transition:background var(--dur) var(--ease);
}
.navbar.scrolled{background:rgba(6,6,12,0.88)}
.navbar .container{display:flex;align-items:center;justify-content:space-between;height:70px}

.nav-logo{display:flex;align-items:center;gap:0.7rem}
.nav-logo img{height:60px;filter:drop-shadow(0 0 12px var(--blue-glow))}

.nav-links{display:flex;gap:1.8rem;align-items:center}
.nav-links a{color:var(--text-3);font-size:0.9rem;font-weight:500;padding:0.25rem 0;position:relative;transition:color var(--dur) var(--ease)}
.nav-links a::after{
  content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;
  background:linear-gradient(90deg,var(--blue),var(--gold));border-radius:2px;
  transition:width var(--dur) var(--ease);
}
.nav-links a:hover,.nav-links a.active{color:var(--white)}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}

.nav-cta{
  background:linear-gradient(135deg,var(--blue),var(--blue-dark));
  color:#fff!important;padding:0.55rem 1.4rem;border-radius:var(--r-pill);
  font-weight:600;font-size:0.85rem;box-shadow:0 4px 16px var(--blue-glow);
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 28px var(--blue-glow);color:#fff!important}
.nav-cta::after{display:none!important}

.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px}
.hamburger span{display:block;width:22px;height:2px;background:var(--white);border-radius:2px;transition:var(--dur) var(--ease)}

/* ===== BUTTONS ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:0.5rem;
  padding:0.8rem 1.9rem;border-radius:var(--r-pill);font-weight:600;font-size:0.95rem;
  cursor:pointer;transition:all var(--dur) var(--ease);text-align:center;position:relative;overflow:hidden;
}
.btn::after{
  content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,0.1),transparent);
  transition:left 0.6s ease;
}
.btn:hover::after{left:100%}

.btn-primary{
  background:linear-gradient(135deg,var(--blue),#5795F7);color:#fff;
  box-shadow:0 4px 20px var(--blue-glow);
}
.btn-primary:hover{color:#fff;transform:translateY(-3px);box-shadow:0 12px 36px var(--blue-glow)}

.btn-outline{
  background:transparent;color:var(--white);border:1.5px solid var(--glass-strong);
  backdrop-filter:blur(6px);
}
.btn-outline:hover{background:var(--glass);border-color:var(--blue);color:var(--white);transform:translateY(-3px)}

.btn-gold{background:linear-gradient(135deg,var(--gold),#FFD54F);color:var(--bg-deep);font-weight:700}
.btn-gold:hover{color:var(--bg-deep);transform:translateY(-3px)}

.btn-sm{padding:0.6rem 1.3rem;font-size:0.88rem}
.btn-group{display:flex;gap:1rem;flex-wrap:wrap}

/* ===== GLASS CARD ===== */
.glass-card{
  background:var(--glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid var(--glass-border);border-radius:var(--r-lg);padding:2rem;
  transition:all var(--dur) var(--ease);position:relative;overflow:hidden;
}
.glass-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(66,133,244,0.25),transparent);
  opacity:0;transition:opacity var(--dur) var(--ease);
}
.glass-card:hover{
  background:var(--glass-hover);border-color:var(--glass-strong);
  transform:translateY(-6px);box-shadow:var(--sh-lift),var(--sh-glow);
}
.glass-card:hover::before{opacity:1}

/* ===== SECTIONS ===== */
.section{padding:6.5rem 0;position:relative;z-index:1}
.section-dark{background:rgba(11,11,20,0.65)}

.section-header{text-align:center;margin-bottom:3.5rem}
.section-header h2{font-family:'Outfit',sans-serif;font-size:2.6rem;font-weight:800;color:var(--white);letter-spacing:-0.5px;margin-bottom:0.75rem}
.section-header p{font-size:1.05rem;color:var(--text-3);max-width:600px;margin:0 auto}

.section-tag{
  display:inline-flex;align-items:center;gap:0.4rem;
  color:var(--blue-light);font-weight:600;font-size:0.78rem;text-transform:uppercase;letter-spacing:2.5px;
  margin-bottom:0.6rem;
}
.section-tag::before{content:'';width:24px;height:1.5px;background:var(--blue);border-radius:2px}

/* ===== GRADIENT TEXT ===== */
.grad{
  background:linear-gradient(135deg,var(--blue),var(--gold));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.grad-blue{
  background:linear-gradient(135deg,var(--blue),var(--blue-light));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.shimmer{
  background:linear-gradient(90deg,var(--blue) 0%,var(--gold) 45%,var(--blue) 90%);
  background-size:200% 100%;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
  animation:shimmer 4s linear infinite;
}
@keyframes shimmer{0%{background-position:-200% 0}100%{background-position:200% 0}}

/* ===== HERO ===== */
.hero{min-height:100vh;display:flex;align-items:center;padding-top:70px;position:relative;z-index:1}
.hero .container{display:flex;align-items:center;gap:4rem}

.hero-text{flex:1.1}
.hero-visual{flex:1;display:flex;justify-content:center}

.hero-badge{
  display:inline-flex;align-items:center;gap:0.5rem;
  background:var(--blue-soft);border:1px solid rgba(66,133,244,0.2);
  border-radius:var(--r-pill);padding:0.45rem 1.1rem;margin-bottom:1.5rem;
  font-size:0.82rem;font-weight:600;color:var(--blue-light);
}

.hero h1{
  font-family:'Outfit',sans-serif;font-size:3.6rem;font-weight:900;
  line-height:1.1;letter-spacing:-1.5px;color:var(--white);margin-bottom:1.5rem;
}
.hero p{font-size:1.15rem;color:var(--text-3);max-width:500px;margin-bottom:2.5rem;line-height:1.75}

.hero-img{
  width:100%;max-width:460px;border-radius:var(--r-xl);
  box-shadow:0 24px 80px rgba(0,0,0,0.55),0 0 60px var(--blue-glow);
  animation:heroFloat 7s ease-in-out infinite;
}
@keyframes heroFloat{
  0%,100%{transform:translateY(0) rotateY(0deg)}
  33%{transform:translateY(-10px) rotateY(2deg)}
  66%{transform:translateY(-5px) rotateY(-1.5deg)}
}

.stats-row{display:flex;gap:2.5rem;margin-top:2.5rem;padding-top:2rem;border-top:1px solid var(--glass-border)}
.stat h3{font-family:'Outfit',sans-serif;font-size:2.2rem;font-weight:900}
.stat p{color:var(--text-3);font-size:0.85rem;font-weight:500}

/* ===== ICON BOX ===== */
.icon-box{
  width:56px;height:56px;border-radius:var(--r-md);
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--blue-soft),var(--blue-glow));
  border:1px solid rgba(66,133,244,0.18);
  font-size:1.4rem;margin-bottom:1.25rem;transition:all var(--dur) var(--ease);
}
.glass-card:hover .icon-box{transform:scale(1.08) rotate(5deg);box-shadow:0 0 20px var(--blue-glow)}

/* ===== CARD CONTENT ===== */
.card-title{font-family:'Outfit',sans-serif;font-size:1.2rem;font-weight:700;color:var(--white);margin-bottom:0.6rem}
.card-desc{color:var(--text-3);font-size:0.92rem;line-height:1.6}

/* ===== GRID ===== */
.g-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.75rem}
.g-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.75rem}
.g-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}

/* ===== WHY US ===== */
.why-row{display:flex;gap:1rem;align-items:flex-start;padding:1.5rem;border-radius:var(--r-md);transition:all var(--dur) var(--ease);border:1px solid transparent}
.why-row:hover{background:var(--bg-surface);border-color:var(--glass-border)}
.why-icon{
  flex-shrink:0;width:42px;height:42px;border-radius:12px;
  background:linear-gradient(135deg,var(--blue),#5795F7);
  display:flex;align-items:center;justify-content:center;font-size:1rem;color:#fff;
  box-shadow:0 4px 14px var(--blue-glow);
}
.why-row h4{font-family:'Outfit',sans-serif;font-size:1rem;font-weight:600;color:var(--white);margin-bottom:0.2rem}
.why-row p{color:var(--text-3);font-size:0.88rem}

/* ===== TAGS ===== */
.tags{display:flex;flex-wrap:wrap;gap:0.75rem;justify-content:center}
.tag{
  background:var(--bg-surface);border:1px solid var(--glass-border);
  border-radius:var(--r-pill);padding:0.7rem 1.5rem;font-weight:500;font-size:0.9rem;color:var(--text-2);
  transition:all var(--dur) var(--ease);cursor:default;
}
.tag:hover{border-color:var(--blue);color:var(--white);background:var(--blue-glow);transform:translateY(-2px)}

/* ===== TESTIMONIALS ===== */
.t-card{text-align:center;padding:2.5rem 1.75rem}
.t-card .quote{
  font-size:1.02rem;color:var(--text-2);font-style:italic;line-height:1.8;
  margin-bottom:1.25rem;position:relative;
}
.t-card .quote::before{content:'"';font-size:3.5rem;position:absolute;top:-1.2rem;left:-.3rem;opacity:.15;
  background:linear-gradient(135deg,var(--blue),var(--gold));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.t-card .name{font-weight:600;color:var(--blue-light);font-size:0.95rem}
.t-card .name span{display:block;font-weight:400;color:var(--text-3);font-size:0.82rem}

/* ===== CTA BANNER ===== */
.cta-box{
  text-align:center;padding:4.5rem 2rem;border-radius:var(--r-xl);
  background:linear-gradient(135deg,rgba(66,133,244,0.08),rgba(124,77,255,0.05));
  border:1px solid var(--glass-border);position:relative;overflow:hidden;
}
.cta-box::before{
  content:'';position:absolute;top:-60%;left:-60%;width:220%;height:220%;
  background:radial-gradient(circle at 35% 45%,rgba(66,133,244,0.06),transparent 55%),
              radial-gradient(circle at 65% 60%,rgba(255,193,7,0.03),transparent 55%);
  animation:ctaSpin 25s linear infinite;
}
@keyframes ctaSpin{from{transform:rotate(0deg)}to{transform:rotate(360deg)}}
.cta-box h2{font-family:'Outfit',sans-serif;font-size:2.1rem;font-weight:800;color:var(--white);margin-bottom:0.75rem;position:relative}
.cta-box p{color:var(--text-3);font-size:1.05rem;max-width:520px;margin:0 auto 2rem;position:relative}
.cta-box .btn{position:relative}

/* ===== TABS ===== */
.tabs{display:flex;gap:0.5rem;justify-content:center;margin-bottom:2.5rem}
.tab-btn{
  background:var(--bg-surface);border:1px solid var(--glass-border);color:var(--text-3);
  padding:0.65rem 1.5rem;border-radius:var(--r-pill);font-weight:600;font-size:0.9rem;
  cursor:pointer;transition:all var(--dur) var(--ease);
}
.tab-btn.active,.tab-btn:hover{
  background:linear-gradient(135deg,var(--blue),#5795F7);border-color:transparent;color:#fff;
  box-shadow:0 4px 16px var(--blue-glow);
}
.tab-content{display:none;animation:fadeUp .45s var(--ease)}
.tab-content.active{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}

/* ===== FORM ===== */
.form-group{margin-bottom:1.25rem}
.form-group label{display:block;margin-bottom:0.4rem;font-weight:500;color:var(--text-2);font-size:0.9rem}
.form-control{
  width:100%;padding:0.85rem 1.1rem;background:rgba(255,255,255,0.03);
  border:1px solid var(--glass-border);border-radius:var(--r-md);color:var(--white);font-size:0.95rem;
  transition:all var(--dur) var(--ease);
}
.form-control:focus{border-color:var(--blue);box-shadow:0 0 0 3px var(--blue-glow);background:rgba(255,255,255,0.05)}
.form-control::placeholder{color:var(--text-4)}
textarea.form-control{min-height:110px;resize:vertical}
select.form-control{appearance:none;cursor:pointer}
select.form-control option{background:#0B0B14;color:#F1F3F5}

/* ===== CONTACT BLOCKS ===== */
.c-block{text-align:center;padding:1.75rem}
.c-block .c-icon{
  width:52px;height:52px;margin:0 auto 1rem;
  background:linear-gradient(135deg,var(--blue-soft),var(--blue-glow));
  border:1px solid rgba(66,133,244,0.18);border-radius:var(--r-md);
  display:flex;align-items:center;justify-content:center;font-size:1.3rem;
  transition:all var(--dur) var(--ease);
}
.glass-card:hover .c-icon{transform:scale(1.08);box-shadow:0 0 18px var(--blue-glow)}
.c-block h4{font-family:'Outfit',sans-serif;font-weight:600;color:var(--white);margin-bottom:0.4rem;font-size:0.95rem}
.c-block p,.c-block a{color:var(--text-3);font-size:0.9rem}

/* ===== FAQ ===== */
.faq-item{border:1px solid var(--glass-border);border-radius:var(--r-md);margin-bottom:0.75rem;overflow:hidden;transition:all var(--dur) var(--ease)}
.faq-item:hover{border-color:var(--glass-strong)}
.faq-q{
  width:100%;padding:1.1rem 1.25rem;background:var(--bg-surface);border:none;color:var(--white);
  font-size:0.95rem;font-weight:600;text-align:left;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;transition:background var(--dur) var(--ease);
}
.faq-q:hover{background:var(--bg-surface-2)}
.faq-q .fi{font-size:1.2rem;color:var(--blue);transition:transform 0.3s ease}
.faq-item.open .fi{transform:rotate(45deg)}
.faq-item.open{border-color:rgba(66,133,244,0.3);box-shadow:0 0 20px var(--blue-glow)}
.faq-a{max-height:0;overflow:hidden;padding:0 1.25rem;color:var(--text-3);font-size:0.9rem;line-height:1.7;transition:max-height 0.35s ease,padding 0.35s ease}
.faq-item.open .faq-a{max-height:250px;padding:0 1.25rem 1.1rem}

/* ===== PAGE HERO (sub-pages) ===== */
.page-hero{padding:9rem 0 3.5rem;text-align:center;position:relative;z-index:1}
.page-hero h1{font-family:'Outfit',sans-serif;font-size:2.8rem;font-weight:900;color:var(--white);letter-spacing:-0.5px;margin-bottom:0.75rem}
.page-hero p{font-size:1.05rem;color:var(--text-3);max-width:600px;margin:0 auto}
.page-hero-img{display:flex;justify-content:center;margin-top:2.5rem}
.page-hero-img img{
  max-width:380px;border-radius:var(--r-xl);
  box-shadow:0 20px 60px rgba(0,0,0,0.5),0 0 40px var(--blue-glow);
  animation:heroFloat 7s ease-in-out infinite;
}

/* ===== FEATURE LIST ===== */
.feat-list{display:flex;flex-direction:column;gap:0.75rem}
.feat-list li{display:flex;align-items:center;gap:0.7rem;color:var(--text-2);font-size:0.92rem}
.feat-list li::before{
  content:'✓';flex-shrink:0;width:24px;height:24px;
  background:var(--blue-soft);border:1px solid rgba(66,133,244,0.25);
  color:var(--blue);font-weight:700;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:0.7rem;
}

/* ===== EVENT CARD ===== */
.ev-date{color:var(--blue-light);font-weight:700;font-size:0.8rem;text-transform:uppercase;letter-spacing:1px;margin-bottom:0.6rem}
.ev-meta{display:flex;gap:0.75rem;margin:0.6rem 0 0.8rem;flex-wrap:wrap}
.ev-meta span{display:inline-flex;align-items:center;gap:0.25rem;color:var(--text-3);font-size:0.82rem}
.badge{display:inline-block;padding:0.25rem 0.7rem;border-radius:var(--r-pill);font-size:0.72rem;font-weight:600}
.badge-on{background:rgba(52,168,83,0.12);color:#34A853}
.badge-off{background:var(--blue-glow);color:var(--blue)}

/* ===== PARTNERS ===== */
.partner-row{display:flex;gap:1.75rem;justify-content:center;align-items:center;flex-wrap:wrap}
.partner-item{
  background:var(--bg-surface);border:1px solid var(--glass-border);
  border-radius:var(--r-md);padding:1rem 1.75rem;color:var(--text-3);font-weight:600;font-size:0.9rem;
  transition:all var(--dur) var(--ease);
}
.partner-item:hover{border-color:var(--blue);transform:translateY(-2px);box-shadow:var(--sh-glow)}

/* ===== SEO BLOCK ===== */
.seo-block{
  background:linear-gradient(135deg,rgba(66,133,244,0.05),rgba(255,193,7,0.02));
  border:1px solid var(--glass-border);border-radius:var(--r-xl);padding:2.5rem;text-align:center;
}
.seo-block p{color:var(--text-3);font-size:0.95rem;max-width:680px;margin:0 auto;line-height:1.8}

/* ===== FOOTER ===== */
.footer{background:var(--bg-primary);border-top:1px solid var(--glass-border);padding:3.5rem 0 1.5rem;position:relative;z-index:1}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:2.5rem;margin-bottom:2.5rem}
.footer-brand img{height:130px;margin-bottom:0.75rem;filter:drop-shadow(0 0 8px var(--blue-glow))}
.social-icons{display:flex;gap:0.75rem;margin-top:1rem}
.social-icons a{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:rgba(255,255,255,0.06);border:1px solid var(--glass-border);color:var(--text-3);font-size:0.95rem;transition:all var(--dur) var(--ease)}
.social-icons a:hover{background:var(--blue);color:#fff;border-color:var(--blue);box-shadow:0 0 16px var(--blue-glow);transform:translateY(-2px)}
.footer-brand p{color:var(--text-3);font-size:0.85rem;max-width:260px;line-height:1.7}
.footer h4{font-family:'Outfit',sans-serif;font-size:0.95rem;font-weight:700;color:var(--white);margin-bottom:1rem}
.footer ul li{margin-bottom:0.5rem}
.footer ul a{color:var(--text-3);font-size:0.85rem}
.footer ul a:hover{color:var(--blue-light)}
.footer-bottom{border-top:1px solid var(--glass-border);padding-top:1.25rem;text-align:center;color:var(--text-4);font-size:0.8rem}

/* ===== WHATSAPP FLOAT ===== */
.wa-float{
  position:fixed;bottom:1.75rem;right:1.75rem;z-index:999;
  width:56px;height:56px;background:linear-gradient(135deg,#25D366,#128C7E);
  border-radius:50%;display:flex;align-items:center;justify-content:center;
  box-shadow:0 5px 20px rgba(37,211,102,0.35);transition:all var(--dur) var(--ease);
  color:#fff;font-size:1.5rem;animation:waPulse 2.5s ease-in-out infinite;
}
.wa-float:hover{transform:scale(1.12);color:#fff;box-shadow:0 8px 35px rgba(37,211,102,0.45)}
@keyframes waPulse{0%,100%{box-shadow:0 5px 20px rgba(37,211,102,0.3)}50%{box-shadow:0 5px 35px rgba(37,211,102,0.55)}}

/* ===== SCROLL REVEAL ===== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity 0.65s var(--ease),transform 0.65s var(--ease)}
.reveal.vis{opacity:1;transform:translateY(0)}
.reveal:nth-child(2){transition-delay:80ms}
.reveal:nth-child(3){transition-delay:160ms}
.reveal:nth-child(4){transition-delay:240ms}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){.g-4{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}}

@media(max-width:768px){
  .nav-links{display:none}
  .nav-links.open{
    display:flex;flex-direction:column;position:absolute;top:70px;left:0;right:0;
    background:rgba(6,6,12,0.97);backdrop-filter:blur(20px);
    padding:1.5rem;border-bottom:1px solid var(--glass-border);gap:0.75rem;
  }
  .hamburger{display:flex}
  .hero .container{flex-direction:column;text-align:center}
  .hero h1{font-size:2.4rem}
  .hero p{margin:0 auto 2rem}
  .btn-group{justify-content:center}
  .g-2,.g-3,.g-4{grid-template-columns:1fr}
  .section-header h2{font-size:2rem}
  .page-hero h1{font-size:2.1rem}
  .footer-grid{grid-template-columns:1fr;gap:1.75rem}
  .stats-row{flex-direction:column;gap:1.25rem;align-items:center}
  .hero-img{max-width:300px}
  .page-hero-img img{max-width:260px}
}

@media(max-width:480px){
  .hero h1{font-size:1.9rem}
  .section{padding:4rem 0}
  .glass-card{padding:1.5rem}
  .stat h3{font-size:1.8rem}
}

/* ===== MOBILE BOTTOM NAV (Luminary-style) ===== */
.bottom-nav{
  display:none;position:fixed;bottom:0;left:0;right:0;z-index:1000;
  background:rgba(6,6,12,0.88);
  backdrop-filter:blur(20px) saturate(1.4);-webkit-backdrop-filter:blur(20px) saturate(1.4);
  border-top:1px solid rgba(255,255,255,0.04);
  padding:0.5rem 0.25rem;
  box-shadow:0 -8px 32px rgba(0,0,0,0.4);
}
.bottom-nav-inner{display:flex;justify-content:space-around;align-items:center}

.bnav-item{
  display:flex;flex-direction:column;align-items:center;gap:3px;
  text-decoration:none;color:var(--text-4);font-size:0.58rem;
  font-weight:700;text-transform:uppercase;letter-spacing:0.5px;
  padding:0.35rem 0.5rem;border-radius:var(--r-sm);
  transition:color var(--dur) var(--ease);
}
.bnav-item .bnav-icon{
  font-size:1.35rem;line-height:1;transition:all var(--dur) var(--ease);
}
.bnav-item:hover{color:var(--text-2)}
.bnav-item.active{color:var(--blue)}
.bnav-item.active .bnav-icon{
  background:var(--blue-soft);border-radius:var(--r-pill);
  padding:0.3rem 0.9rem;color:var(--gold);
}

@media(max-width:768px){
  .bottom-nav{display:block}
  body{padding-bottom:72px}
  .footer{padding-bottom:5rem}
  .wa-float{bottom:5.5rem}
  /* Editorial mobile header */
  .navbar .container{height:60px}
  .nav-logo span{
    font-weight:900;text-transform:uppercase;letter-spacing:1px;font-size:1rem;
  }
  .nav-cta.mobile-contact{
    display:inline-block;background:transparent;box-shadow:none;
    color:var(--blue)!important;font-size:0.7rem;font-weight:700;
    text-transform:uppercase;letter-spacing:2px;padding:0.3rem 0;
  }
  .nav-cta.mobile-contact:hover{color:var(--gold)!important;transform:none;box-shadow:none}
}

/* ===== THEME TOGGLE BUTTON ===== */
.theme-toggle{
  background:var(--bg-surface);border:1px solid var(--glass-border);
  border-radius:50%;width:38px;height:38px;display:flex;align-items:center;justify-content:center;
  cursor:pointer;font-size:1.15rem;transition:all var(--dur) var(--ease);
  color:var(--text-2);flex-shrink:0;
}
.theme-toggle:hover{background:var(--glass-hover);border-color:var(--blue);transform:scale(1.1);box-shadow:0 0 16px var(--blue-glow)}

/* ===== LIGHT MODE ===== */
body.light-mode{
  --bg-deep:      #F5F7FA;
  --bg-primary:   #FFFFFF;
  --bg-raised:    #EDF0F5;
  --bg-surface:   rgba(0,0,0,0.04);
  --bg-surface-2: rgba(0,0,0,0.07);
  --glass:        rgba(255,255,255,0.75);
  --glass-hover:  rgba(255,255,255,0.92);
  --glass-border: rgba(0,0,0,0.08);
  --glass-strong: rgba(0,0,0,0.14);
  --blue-glow:    rgba(66,133,244,0.10);
  --blue-soft:    rgba(66,133,244,0.06);
  --gold-glow:    rgba(255,193,7,0.08);
  --purple-glow:  rgba(124,77,255,0.06);
  --white:        #1A1A2E;
  --text-1:       #1A1A2E;
  --text-2:       #374151;
  --text-3:       #6B7280;
  --text-4:       #9CA3AF;
  --sh-card:      0 4px 24px rgba(0,0,0,0.06);
  --sh-lift:      0 20px 50px rgba(0,0,0,0.10);
  --sh-glow:      0 0 30px rgba(66,133,244,0.06);
}
/* Navbar */
body.light-mode .navbar{background:rgba(245,247,250,0.72);border-bottom-color:rgba(0,0,0,0.04)}
body.light-mode .navbar.scrolled{background:rgba(245,247,250,0.92)}
/* Sections */
body.light-mode .section-dark{background:rgba(237,240,245,0.6)}
/* Glass cards */
body.light-mode .glass-card{background:rgba(255,255,255,0.65);box-shadow:0 2px 16px rgba(0,0,0,0.04)}
body.light-mode .glass-card:hover{background:rgba(255,255,255,0.85);box-shadow:0 12px 40px rgba(0,0,0,0.08),0 0 20px rgba(66,133,244,0.05)}
body.light-mode .glass-card::before{background:linear-gradient(90deg,transparent,rgba(66,133,244,0.12),transparent)}
/* Forms */
body.light-mode .form-control{background:rgba(0,0,0,0.03);color:#1A1A2E;border-color:rgba(0,0,0,0.1)}
body.light-mode .form-control:focus{background:rgba(0,0,0,0.01);border-color:var(--blue);box-shadow:0 0 0 3px rgba(66,133,244,0.08)}
body.light-mode .form-control::placeholder{color:#9CA3AF}
body.light-mode select.form-control option{background:#fff;color:#1A1A2E}
/* Footer */
body.light-mode .footer{background:#EBEEF3;border-top-color:rgba(0,0,0,0.06)}
/* Bottom Nav */
body.light-mode .bottom-nav{background:rgba(245,247,250,0.92);border-top-color:rgba(0,0,0,0.04)}
body.light-mode .bnav-item.active{color:var(--blue)}
/* Buttons */
body.light-mode .btn-outline{border-color:rgba(0,0,0,0.15);color:#1A1A2E}
body.light-mode .btn-outline:hover{background:rgba(66,133,244,0.06);border-color:var(--blue);color:var(--blue)}
/* Hero image */
body.light-mode .hero-img{box-shadow:0 24px 60px rgba(0,0,0,0.10),0 0 40px rgba(66,133,244,0.06)}
/* CTA box */
body.light-mode .cta-box{background:linear-gradient(135deg,rgba(66,133,244,0.05),rgba(124,77,255,0.02));border-color:rgba(0,0,0,0.06)}
/* SEO block */
body.light-mode .seo-block{background:linear-gradient(135deg,rgba(66,133,244,0.03),rgba(255,193,7,0.01));border-color:rgba(0,0,0,0.06)}
/* WhatsApp float */
body.light-mode .wa-float{box-shadow:0 5px 20px rgba(37,211,102,0.18)}
/* Three.js canvas: fade in light mode */
body.light-mode #three-canvas{opacity:0.08}
/* Tags */
body.light-mode .tag{background:rgba(0,0,0,0.03);border-color:rgba(0,0,0,0.08);color:#374151}
body.light-mode .tag:hover{background:rgba(66,133,244,0.06);border-color:var(--blue);color:var(--blue)}
/* FAQ */
body.light-mode .faq-q{background:rgba(0,0,0,0.03);color:#1A1A2E}
body.light-mode .faq-q:hover{background:rgba(0,0,0,0.05)}
body.light-mode .faq-item{border-color:rgba(0,0,0,0.08)}
body.light-mode .faq-item.open{border-color:rgba(66,133,244,0.25);box-shadow:0 0 16px rgba(66,133,244,0.06)}
/* Partners */
body.light-mode .partner-item{background:rgba(0,0,0,0.02);border-color:rgba(0,0,0,0.08);color:#374151}
/* Why rows */
body.light-mode .why-row:hover{background:rgba(0,0,0,0.02);border-color:rgba(0,0,0,0.06)}
/* Icon box */
body.light-mode .icon-box{background:linear-gradient(135deg,rgba(66,133,244,0.06),rgba(66,133,244,0.1));border-color:rgba(66,133,244,0.12)}
/* Nav links on mobile */
body.light-mode .nav-links.open{background:rgba(245,247,250,0.97)}
/* Smooth transition for theme switch */
body{transition:background-color 0.4s ease,color 0.4s ease}